1 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3 PR rtl-optimization/36753
4 * fwprop.c (use_killed_between): Don't shortcut
5 single-definition global registers.
7 2008-07-16 Jan Hubicka <jh@suse.cz>
9 * cgraph.h (varpool_empty_needed_queue): Declare.
10 * cgraphunit.c (output_in_order): Mark all variables as needed;
12 * varpool.c (varpool_assemble_node): Update debug queue.
13 (varpool_assemble_pending_decls): Don't do it here.
14 (varpool_empty_needed_queue): New function.
16 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18 * recog.c (peephole2_optimize): Fix formatting.
20 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22 * c-pch.c (get_ident): Avoid C++ keywords.
23 * combine-stack-adj.c (single_set_for_csa): Likewise.
24 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
25 output_asm_insn): Likewise.
26 * reload.c (push_secondary_reload, find_reusable_reload,
27 push_reload, combine_reloads, find_reloads,
28 debug_reload_to_stream): Likewise.
29 * reload.h (struct reload): Likewise.
30 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
31 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
32 emit_output_reload_insns): Likewise.
33 * targhooks.c (default_secondary_reload): Likewise.
34 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
36 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
38 * recog.c (validate_change_1, validate_change,
39 validate_unshare_change, validate_replace_rtx_1, struct
40 funny_match, constrain_operands, peephole2_optimize): Avoid C++
42 * reload.c (push_secondary_reload, secondary_reload_class,
43 scratch_reload_class, find_valid_class, find_reusable_reload,
44 push_reload, find_dummy_reload, find_reloads_address_1,
45 find_reloads_address_part, find_equiv_reg): Likewise.
46 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
47 choose_reload_regs): Likewise.
48 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
50 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
51 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
52 * sched-rgn.c (concat_INSN_LIST): Likewise.
53 * stor-layout.c (mode_for_size, mode_for_size_tree,
54 smallest_mode_for_size): Likewise.
56 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
58 * cfg.c (dump_reg_info): Avoid C++ keywords.
59 * dwarf2asm.c (dw2_force_const_mem,
60 dw2_asm_output_encoded_addr_rtx): Likewise.
61 * except.c (gen_eh_region, add_action_record, output_ttype):
63 * expmed.c (expand_shift): Likewise.
64 * global.c (find_reg): Likewise.
65 * graph.c (draw_edge): Likewise.
66 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
67 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
68 widen_clz, widen_bswap, expand_parity, expand_unop,
69 emit_cmp_and_jump_insn_1): Likewise.
70 * postreload.c (reload_cse_simplify_operands): Likewise.
71 * ra.h (add_neighbor): Likewise.
72 * reg-stack.c (remove_regno_note, change_stack): Likewise.
73 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
74 record_reg_classes, copy_cost, record_address_regs,
75 invalid_mode_change_p): Likewise.
76 * regrename.c (regrename_optimize, scan_rtx_reg,
77 dump_def_use_chain, find_oldest_value_reg,
78 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
80 2008-07-16 David Edelsohn <edelsohn@gnu.org>
82 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
83 MASK_POWERPC64 for power4 in previous commit.
85 2008-07-16 Olivier Hainque <hainque@adacore.com>
87 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
88 instead of bare conversion to cast const-ness away.
90 2008-07-16 Anatoly Sokolov <aesok@post.ru>
92 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
93 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
94 * config/xtensa/xtensa.c (xtensa_function_value): New function.
95 (TARGET_FUNCTION_VALUE): Define.
97 2008-07-16 David Edelsohn <edelsohn@gnu.org>
99 * config/rs6000/rs6000.c (processor_target_table): Add
100 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
102 2008-07-16 Joseph Myers <joseph@codesourcery.com>
105 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
106 (m32c_legitimate_address_p): Handle "++rii" addresses created by
107 m32c_legitimize_reload_address.
109 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
111 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
112 DECL_IN_SYSTEM_HEADER in sync.
114 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
116 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
117 * tree-ssa-pre.c (pre_expr_eq): Ditto
118 (get_constant_for_value_id): Take a type as an argument.
119 (fully_constant_expression): Pass in type.
120 (find_or_generate_expression): Short circuit constant case.
121 (create_expression_by_pieces): Remove special casing of
123 (do_regular_insertion): Short circuit constant case.
124 (do_partial_partial_insertion): Ditto.
126 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
129 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
131 2008-07-15 Bob Wilson <bob.wilson@acm.org>
133 * config/xtensa/libgcc-xtensa.ver: New file.
134 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
136 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
138 * df-problems.c (df_set_note): Avoid C++ keywords.
139 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
140 * dse.c (record_store, remove_useless_values): Likewise.
141 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
142 gen_reg_rtx_offset, operand_subword, change_address_1,
143 change_address, adjust_address_1, offset_address,
144 widen_memory_access, emit_copy_of_insn_after): Likewise.
145 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
146 * fwprop.c (should_replace_address, propagate_rtx_1,
147 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
149 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
150 gcse_emit_move_after, update_ld_motion_stores): Likewise.
151 * lcm.c (compute_insert_delete, pre_edge_lcm,
152 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
153 * lower-subreg.c (resolve_reg_notes): Likewise.
154 * mode-switching.c (optimize_mode_switching): Likewise.
156 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
158 * bt-load.c (add_btr_def, migrate_btr_def,
159 branch_target_load_optimize): Avoid C++ keywords.
160 * caller-save.c (insert_restore, insert_save, insert_one_insn):
162 * combine.c (subst, simplify_set, make_extraction,
163 make_compound_operation, known_cond, simplify_shift_const_1):
165 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
166 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1):
169 2008-07-15 Richard Guenther <rguenther@suse.de>
172 * c-common.c (strict_aliasing_warning): Do not warn for
173 TYPE_REF_CAN_ALIAS_ALL pointers.
174 (c_common_get_alias_set): may_alias types are not special.
175 * tree.c (build_pointer_type_for_mode): Look up the may_alias
176 attribute and set can_ref_all accordingly.
177 (build_reference_type_for_mode): Likewise.
178 * doc/extend.texi (may_alias): Clarify.
180 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
183 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
184 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
186 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
189 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
190 gcc_assert, instead call output_operand_lossage.
192 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
194 * builtins.c (std_canonical_va_list): Treat structure based
197 2008-07-15 Ben Elliston <bje@au.ibm.com>
199 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
201 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
203 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
206 2008-07-14 Jan Hubicka <jh@suse.cz>
208 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
209 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
210 fix predicates and constraints.
211 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
212 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
214 2008-07-14 Doug Kwan <dougkwan@google.com>
216 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
217 additional option file arm/eabi.opt.
218 * config/arm/eabi.h (File): New configuration file for EABI targets.
219 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
220 SUBSUBTARGET_EXTRA_SPECS.
221 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
222 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
223 from STARTFILE_SPEC so that it can be referenced in an override.
224 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
225 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
226 can be referenced in an override.
227 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
228 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
229 so that it can be referenced in an override.
230 (LINK_SPEC): Use BPABI_LINK_SPEC.
231 * config/arm/eabi.opt (File): New.
233 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
235 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
236 (FIXED_VALUE_H): New variable.
237 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
238 input.h, fixed-value.h.
239 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
240 (BASIC_BLOCK_H): Use $(BITMAP_H).
241 (FUNCTION_H): Add varray.h.
242 (IPA_REFERENCE_H): Use $(BITMAP_H).
243 (CGRAPH_H): Add $(BASIC_BLOCK_H).
244 (DF_H): Use $(BITMAP_H).
245 (GGC_H): Add statistics.h.
247 (INSN_ATTR_H): Use it.
248 (SYSTEM_H): Add safe-ctype.h, filenames.h.
250 (SYMTAB_H): Add $(OBSTACK_H).
251 (CPP_INTERNAL_H): New.
252 (TREE_DUMP_H): Add tree-pass.h.
253 (TREE_FLOW_H): Use $(BITMAP_H)
254 (PRETTY_PRINT_H): Use $(INPUT_H).
255 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
258 (many object files): Fix lots of header dependencies throughout.
260 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
262 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
264 (s-gtyp-input): Use them to write tmp-gi.list.
265 (echo_to_gi.list): Remove.
267 2008-07-14 Richard Guenther <rguenther@suse.de>
269 * tree-ssa-sccvn.c (pre_info): Remove.
270 (switch_to_PRE_table): Likewise.
271 (free_scc_vn): Do not clear SSA_NAME_VALUE.
272 Do not free pre_info.
273 (set_hashtable_value_ids): Do not create value-ids for the
275 (run_scc_vn): Remove double test. Remove bogus special-case
276 in value-number printing.
277 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
278 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
280 * tree-flow-inline.h (get_value_handle): Remove.
281 * tree-flow.h (get_value_handle): Remove.
283 2008-07-14 Martin Jambor <mjambor@suse.cz>
285 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
286 in which we generate arithmetics is not a subrange.
288 2008-07-14 Martin Jambor <mjambor@suse.cz>
290 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
292 2008-07-14 Richard Guenther <rguenther@suse.de>
294 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call
297 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
300 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
301 reload for symbol refs moved to r0 with -fPIC.
302 (legitimize_pic_address): Use the target register as temporary
304 (emit_symbolic_move): Adjust comment.
305 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
308 2008-07-14 Ben Elliston <bje@au.ibm.com>
310 * c-common.h (C_CPP_HASHNODE): New macro.
311 * coretypes.h (struct cpp_token): Forward declare.
312 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
313 the context-sensitive keyword method.
314 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
315 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
316 expand_bool_pixel): New.
317 (altivec_categorize_keyword): New function.
318 (init_vector_keywords): New function.
319 (rs6000_macro_to_expand): Likewise.
320 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
321 compiling an ISO C dialect.
323 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
325 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert
327 (create_expression_by_pieces): Fix typo.
328 (do_regular_insertion): Use debug counter here too.
330 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
333 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
334 CONST_OK_FOR_LETTER_P. All port-local users changed.
335 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
336 implement Kp matching power-of-two.
337 (CONSTRAINT_LEN): Define to match.
338 * config/cris/cris.md: Replace all use of constraint K with Kc.
339 ("*btst*): Use Kp for operand 0 of last alternative.
341 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
344 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
347 2008-07-13 Jan Hubicka <jh@suse.cz>
349 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
352 2008-07-13 Richard Guenther <rguenther@suse.de>
355 * langhooks.c (lhd_print_error_function): Deal with recursive
358 2008-07-12 Jan Hubicka <jh@suse.cz>
360 * cgraph.c (assembler_name_hash): New static var.
361 (hash_node_by_assembler_name, eq_assembler_name): New.
362 (cgraph_node_for_asm): Use hashtable.
363 (cgraph_remove_node): Maintain hashtable.
364 (change_decl_assembler_name): Sanity check that names are not changing
365 after aliasing was processed.
366 * cgraph.h (varpoon_node): Add next GGC marker.
367 * tree.c (decl_assembler_name_equal): Constify.
368 (decl_assembler_name_hash): New.
369 * tree.h (decl_assembler_name_equal): Constify.
370 (decl_assembler_name_hash): Update.
372 2008-07-12 David Daney <ddaney@avtrex.com>
374 * config/mips/driver-native.c (host_detect_local_cpu): Handle
377 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
379 * doc/md.texi: Document the MIPS "v" constraint.
380 * config/mips/mips.h (reg_class): Revert last change.
381 (REG_CLASS_NAMES): Likewise.
382 (REG_CLASS_CONTENTS): Likewise.
383 * config/mips/mips.c (mips_regno_to_class): Likewise.
384 * config/mips/constraints.md (v): Likewise, but add documentation.
385 Add a comment to say that this constraint should not be used in
388 2008-07-11 DJ Delorie <dj@redhat.com>
390 * config/h8300/h8300.md (length): Fix branch offset limit.
392 2008-07-11 Anatoly Sokolov <aesok@post.ru>
394 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
395 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
396 (avr_hard_regno_scratch_ok): New function.
397 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
398 * config/avr/avr.md (all peepholes that request a scratch register):
399 Remove avr_peep2_scratch_safe use.
401 2008-07-11 Tom Tromey <tromey@redhat.com>
402 Ian Lance Taylor <iant@google.com>
404 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
405 (struct c_common_resword): Define.
406 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
407 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
408 (c_common_reswords, num_c_common_reswords): Declare.
409 * c-common.c (c_common_reswords): New global const array.
410 (num_c_common_reswords): New const int.
411 * c-parser.c (struct resword, reswords): Don't define.
412 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
413 (c_parse_init): Clarify mask code. Use c_common_reswords rather
414 than reswords. If warning about C++ keywords, give them a special
416 (c_lex_one_token): Warn about C++ keywords. Call
417 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
418 (c_parser_external_declaration): Look for RID_xxx rather than
419 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
420 (c_parser_statement_after_labels): Likewise.
421 (c_parser_objc_class_instance_variables): Likewise.
422 (c_parser_objc_class_declaration): Likewise.
423 (c_parser_objc_try_catch_statement): Likewise.
424 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
425 (declspecs_add_type): Likewise.
427 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
429 * ggc-page.c (alloc_page):
430 Substituting xmalloc, xcalloc with
431 XNEWVEC and XCNEWVAR macros which add the
434 2008-07-11 Richard Guenther <rguenther@suse.de>
436 PR tree-optimization/36765
437 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
438 aliases from HEAP vars to SMTs.
440 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
442 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
443 * configure.ac (loose_warn): Move -Wc++-compat from here...
444 (strict_warn): ...to here.
445 * configure: Regenerate.
447 2008-07-10 Joseph Myers <joseph@codesourcery.com>
449 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
450 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
451 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
452 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
453 excluding more specific h8300-*-* and sh-*-* targets.
455 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
457 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert
460 (execute_pre): Call loop_optimizer_finalize in early exit.
462 2008-07-10 Jakub Jelinek <jakub@redhat.com>
465 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
466 uids in the bitmap, not just VAR_DECL uids.
468 PR rtl-optimization/36419
469 * combine-stack-adj.c (adjust_frame_related_expr): New function.
470 (combine_stack_adjustments_for_block): Call it if needed. Delete
472 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
473 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
474 prologue sp adjustment.
476 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
479 * opts.c (print_ignored_options): Report postponed diagnostics for
480 unknown -Wno-* options as warnings, not errors.
481 (postpone_unknown_option_error): Renamed to...
482 (postpone_unknown_option_warning): ... this.
484 2008-07-09 Doug Kwan <dougkwan@google.com>
487 2008-07-08 Doug Kwan <dougkwan@google.com>
489 * config/arm/arm.opt (mandroid): New option.
490 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
491 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
493 (CC1PLUS_SPEC): Same.
495 (STARTFILE_SPEC): Same.
496 (ENDFILE_SPEC): Same.
497 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
500 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
503 * config/mips/mips.h (reg_class): Remove V1_REG.
504 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
505 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
507 (mips_get_tp): New function.
508 (mips_legitimize_tls_address): Use it.
509 * config/mips/constraints.md (v): Delete.
510 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
511 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
512 After reload, split into a move and ...
513 (*tls_get_tp_<mode>_split): ...this new instruction.
515 2008-07-09 David Daney <ddaney@avtrex.com>
517 * config/mips/driver-native.c: Include coretypes.h and tm.h.
519 2008-07-09 Jakub Jelinek <jakub@redhat.com>
521 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
522 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
524 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
525 htab_delete should be called. Don't free c.
526 (lookup_tmp_var): Create temp_htab lazily.
527 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
528 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
530 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
531 lower_omp_ordered, lower_omp_critical, lower_omp_for,
532 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
533 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
534 * tree-sra.c (generate_element_init): Likewise.
535 * tree-mudflap.c (execute_mudflap_function_ops,
536 execute_mudflap_function_decls): Likewise.
537 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
538 * tree-gimple.h (struct gimplify_ctx): New type.
539 (push_gimplify_context): Adjust prototype.
541 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
543 * tree-ssa-pre.c (phi_translate_1): Update placement of
546 2008-07-09 Anatoly Sokolov <aesok@post.ru>
548 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
549 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
550 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
551 * targhooks.c (default_hard_regno_scratch_ok): New function.
552 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
553 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
554 * recog.c: Include "target.h".
555 (peep2_find_free_register): Add check for global regs. Add target
557 * Makefile.in (recog.o): Depend on target.h.
559 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
561 * config/sh/sh.c (sh_canonical_va_list_type): New.
562 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
564 2008-07-09 Raksit Ashok <raksit@google.com>
566 * doc/invoke.texi (Option Summary): Mention new option
567 -Wdisallowed-function-list=...
568 (Warning Options): Document -Wdisallowed-function-list=...
569 * common.opt (Wdisallowed-function-list=): New flag.
570 * flags.h (warn_disallowed_functions): External definition of new
571 boolean warning flag.
572 (warn_if_disallowed_function_p): Declare new function.
573 * opts.c (warning_disallowed_functions): New static variable.
574 (warn_disallowed_functions): New boolean warning flag.
575 (warn_if_disallowed_function_p): New function.
576 (add_comma_separated_to_vector): Rename
577 add_instrument_functions_exclude_list to this.
578 (common_handle_option): Handle new option. Rename calls to
579 add_instrument_functions_exclude_list into calls to
580 add_comma_separated_to_vector.
581 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
582 based on flag warn_disallowed_functions.
584 2008-07-09 Christian Bruel <christian.bruel@st.com>
586 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
587 instead of get_attr_length.
589 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
591 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
593 * genemit.c (gen_insn): Likewise.
594 * gengtype.c (note_def_vec): Likewise.
595 * gengtype.h (note_def_vec): Likewise.
596 * genoutput.c (struct data, output_insn_data, process_template,
597 gen_expand, gen_split, note_constraint): Likewise.
598 * genrecog.c (new_decision, add_to_sequence, factor_tests,
599 make_insn_sequence): Likewise.
600 * gensupport.c (record_insn_name): Likewise.
602 2008-07-08 Doug Kwan <dougkwan@google.com>
604 * config/arm/arm.opt (mandroid): New option.
605 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
606 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
608 (CC1PLUS_SPEC): Same.
610 (STARTFILE_SPEC): Same.
611 (ENDFILE_SPEC): Same.
612 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
615 2008-07-08 Raksit Ashok <raksit@google.com>
617 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
618 (set_storage_via_setmem): Fix expected_align parameter.
619 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
620 missing from the list.
621 * doc/md.texi (movmem): Explicitly state that expected alignment is
622 to be expressed in bytes.
623 (setmem): Explicitly state that expected alignment is to be expressed
626 2008-07-08 Joseph Myers <joseph@codesourcery.com>
628 * reload.c (find_reloads_subreg_address): Do not require validity
629 of address in original mode before reloading address.
631 2008-07-07 Tianwei Sheng <tianweis@google.com>
633 * df-core.c (df_remove_problem): Adjust the access to avoid out of
636 2008-07-08 Jakub Jelinek <jakub@redhat.com>
638 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P
641 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
643 Fix PR tree-optimization/23455
644 Fix PR tree-optimization/35286
645 Fix PR tree-optimization/35287
646 * Makefile.in (OBJS-common): Remove tree-vn.o.
648 * dbgcnt.def: Add treepre_insert debug counter.
649 * gcc/tree-flow.h (add_to_value): Updated for other changes.
650 (debug_value_expressions): Ditto.
651 (print_value_expressions): Ditto.
652 * tree-pretty-print.c (dump_generic_node): Updated for
653 VALUE_HANDLE removal.
654 * tree-ssa-dom.c (record_equality): Ditto.
655 (cprop_operand): Ditto.
656 (lookup_avail_expr): Ditto.
657 * tree-ssa-threadedge.c
658 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
659 (simplify_control_stmt_condition): Ditto.
660 * tree.c (tree_code_size): Ditto.
661 (tree_node_structure): Ditto.
662 (iterative_hash_expr): Ditto.
664 * tree.h (VALUE_HANDLE_ID): Ditto.
665 (VALUE_HANDLE_EXPR_SET): Ditto.
666 (struct tree_value_handle): Ditto.
667 (union tree_node): Ditto.
668 * treestruct.def: Ditto.
669 * tree-vn.c: Removed.
670 * tree-ssa-pre.c: Rewritten entirely.
671 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
672 (constant_value_ids): Ditto.
673 (vn_nary_op_t): Moved to header.
675 (vn_reference_op_t): Ditto
676 (vn_reference_t): Ditto.
677 (next_value_id): New variable.
678 (VN_INFO): Add an assert.
679 (vn_constant_eq): New function.
680 (vn_constant_hash): Ditto.
681 (get_or_alloc_constant_value_id): Ditto.
682 (value_id_constant_p): Ditto.
683 (vn_reference_compute_hash): De-staticify.
684 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
685 Disable some code with a FIXME.
686 Remove VALUE_HANDLE use.
687 (valueize_refs): Update opcode if it changes from ssa name to
689 (vn_reference_lookup_1): Add new argument.
690 (vn_reference_lookup): Ditto.
691 (vn_reference_lookup_pieces): New function.
692 (vn_reference_insert): Add return type. Modify to deal with value
694 (vn_reference_insert_pieces): New function.
695 (vn_nary_op_compute_hash): De-staticify.
696 (vn_nary_op_eq): Ditto.
697 (vn_nary_op_lookup_pieces): New function.
698 (vn_nary_op_lookup): Add new argument.
699 (vn_nary_op_insert_pieces): New function.
700 (vn_nary_op_insert): Add return type. Modify to deal with value
702 (vn_phi_insert): Ditto.
703 (visit_unary_op): Update for callee changes.
704 (visit_binary_op): Ditto.
705 (visit_reference_op_load): Ditto.
706 (visit_reference_op_store): Ditto.
707 (init_scc_vn): Init next_value_id, constant_to_value_id and
709 (free_scc_vn): Free them.
710 (set_hashtable_value_ids): New function.
711 (run_scc_vn): Use it.
712 (get_max_value_id): New function.
713 (get_next_value_id): Ditto.
714 (expressions_equal_p): Moved from tree-vn.c
716 (sort_vuses_heap): Ditto.
717 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
719 * tree.c (iterative_hash_hashval_t): Made non-static
720 * tree.h (iterative_hash_hashval_t): Declare it.
722 2008-07-08 Martin Jambor <mjambor@suse.cz>
724 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
725 instead of ipa_create_node_params.
726 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
727 ipa_check_create_edge_args, free them with
728 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
730 * ipa-prop.c: Include flags.h and tree-inline.h.
731 (ipa_node_params_vector): New variable.
732 (ipa_edge_args_vector): New variable.
733 (edge_removal_hook_holder): New variable.
734 (node_removal_hook_holder): New variable.
735 (edge_duplication_hook_holder): New variable.
736 (node_duplication_hook_holder): New variable.
737 (ipa_detect_param_modifications): Check for presence of modified flags.
738 (ipa_compute_jump_functions): Check for presence of jump functions.
739 (ipa_free_edge_args_substructures): New function.
740 (ipa_create_node_params): Removed.
741 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
742 (ipa_free_node_params_substructures): New function.
743 (ipa_free_all_node_params): Changed to deallocate the on-the-side
745 (ipa_edge_removal_hook): New function.
746 (ipa_node_removal_hook): New function.
747 (duplicate_array): New function.
748 (ipa_edge_duplication_hook): New function.
749 (ipa_node_duplication_hook): New function.
750 (ipa_register_cgraph_hooks): New function.
751 (ipa_unregister_cgraph_hooks): New function.
752 (free_all_ipa_structures_after_ipa_cp): New function.
754 * ipa-prop.h: Include vec.h.
755 (ipa_node_params_t): New typedef with vector types for it.
756 (ipa_edge_args_t): New typedef with vector types for it.
757 (IPA_NODE_REF): Changed to access an on-the-side vector.
758 (IPA_EDGE_REF): Changed to access an on-the-side vector.
759 (ipa_check_create_node_params): New function.
760 (ipa_check_create_edge_args): New function.
762 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
765 2008-07-07 Tom Tromey <tromey@redhat.com>
767 * configure, config.in: Rebuilt.
768 * configure.ac: Don't check for scandir or alphasort.
770 2008-07-07 Joseph Myers <joseph@codesourcery.com>
772 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
773 types immediately after creating them.
775 2008-07-07 Joseph Myers <joseph@codesourcery.com>
777 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
779 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
781 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
782 dump_constraint_graph.
783 (dump_constraint_edge): New function.
784 (dump_constraint_graph): New function.
785 (debug_constraint_graph): New function.
786 (dump_constraint): Removed useless comparison.
787 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
788 (dump_constraint_graph): Declare.
789 (debug_constraint_graph): Declare.
790 * tree-dump.c (struct dump_option_value_info): Declare
793 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
795 * config/i386/i386.c (is_va_list_char_pointer): New.
796 (ix86_va_start): Replace compare with ms_va_list_type_node
797 by is_va_list_char_pointer.
798 (ix86_gimplify_va_arg): Likewise.
800 2008-07-07 Martin Jambor <mjambor@suse.cz>
802 * cgraph.c (cgraph_edge_max_uid): New variable.
803 (struct cgraph_edge_hook_list): New type.
804 (struct cgraph_node_hook_list): New type.
805 (struct cgraph_2edge_hook_list): New type.
806 (struct cgraph_2node_hook_list): New type.
807 (first_cgraph_edge_removal_hook): New variable.
808 (first_cgraph_node_removal_hook): New variable.
809 (first_cgraph_edge_duplicated_hook): New variable.
810 (first_cgraph_node_duplicated_hook): New variable.
811 (cgraph_add_edge_removal_hook): New function.
812 (cgraph_remove_edge_removal_hook): New function.
813 (cgraph_call_edge_removal_hooks): New function.
814 (cgraph_add_node_removal_hook): New function.
815 (cgraph_remove_node_removal_hook): New function.
816 (cgraph_call_node_removal_hooks): New function.
817 (cgraph_add_edge_duplication_hook): New function.
818 (cgraph_remove_edge_duplication_hook): New function.
819 (cgraph_call_edge_duplication_hooks): New function.
820 (cgraph_add_node_duplication_hook): New function.
821 (cgraph_remove_node_duplication_hook): New function.
822 (cgraph_call_node_duplication_hooks): New function.
823 (cgraph_create_edge): Assign to edge uid.
824 (cgraph_remove_edge): Call edge removal hooks.
825 (cgraph_node_remove_callees): Call edge removal hooks.
826 (cgraph_node_remove_callers): Call edge removal hooks.
827 (cgraph_remove_node): Call node removal hooks.
828 (cgraph_clone_edge): Call edge duplication hooks.
829 (cgraph_clone_node): Call node duplication hooks.
831 * cgraph.h (cgraph_edge): New field uid.
832 (cgraph_edge_hook): New type.
833 (cgraph_node_hook): New type.
834 (cgraph_2edge_hook): New type.
835 (cgraph_2node_hook): New type.
837 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
839 * config.in: Regenerate.
841 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
843 * gcc.c (print_sysroot): New.
844 (option_map, display_help, process_command): Handle the
845 -print-sysroot option.
846 (main): Print the sysroot if requested.
847 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
849 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
852 * unwind-pe.h (size_of_encoded_value): add attribute unused.
854 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
856 * function.c (assign_parm_remove_parallels): Check mode of
858 (assign_parm_setup_block_p): Also check mode of entry_parm.
860 2008-07-07 Richard Guenther <rguenther@suse.de>
862 * tree-ssa-structalias.h (set_used_smts): Remove.
863 * tree-ssa-structalias.c (used_smts): Likewise.
864 (set_used_smts): Likewise.
865 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
866 call to set_used_smts.
868 2008-07-07 Richard Guenther <rguenther@suse.de>
870 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
871 (new_var_info): Set it to false.
872 (solution_set_add): Correctly handle pointers outside a var and
874 (type_safe): Treat variables with is_full_var properly.
875 (do_sd_constraint): Likewise.
876 (do_ds_constraint): Likewise.
877 (process_constraint): Remove zeroing offset for !use_field_sensitive.
878 (get_constraint_for_ptr_offset): New function.
879 (get_constraint_for_component_ref): For addresses at least include
880 the last field of the variable. Handle is_full_vars properly.
881 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
882 (handle_ptr_arith): Remove.
883 (find_func_aliases): Simplify assignment handling.
884 (create_function_info_for): For parameter and result varinfos set
886 (create_variable_info_for): Set is_full_var flag whenever we
887 just created a single varinfo for a decl.
888 (init_alias_vars): Initialize use_field_sensitive from
889 max-fields-for-field-sensitive parameter.
891 2008-07-07 Richard Guenther <rguenther@suse.de>
893 PR tree-optimization/36713
894 * tree-flow-inline.h (is_call_used): New function.
895 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
896 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
897 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
899 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
901 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
903 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
905 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
907 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
908 Nathan Sidwell <nathan@codesourcery.com>
910 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
911 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
913 * config/m68k/t-linux: New.
914 * doc/install.texi: Document m68k-*-linux is now multilibbed by
917 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
919 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
920 * config/m68k/m68k-devices.def: Remove multilibs that only differ
923 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
925 * gcc.c (execute): Fix -Wc++-compat warning.
927 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
930 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
931 constant for little endian.
933 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
935 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
936 mips_base_mips16 instead of TARGET_MIPS16.
937 (mips_base_mips16): Declare.
938 * config/mips/mips.c (mips_base_mips16): Make global.
939 (was_mips16_p): Remove GTY marker.
940 (was_mips16_pch_p): New variable.
941 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
942 (mips_override_options): Force to non-MIPS16 mode initially.
943 Do not complain about MIPS16 PIC incompatibilities here.
944 Only allow -mgpopt if -mexplicit-relocs is in force for
947 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
949 * configure.ac: Check for caddr_t, define to char * if not defined.
950 * configure: Regenerate.
951 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
952 (mmap_gt_pch_use_address): Likewise.
953 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
955 2008-07-06 Richard Guenther <rguenther@suse.de>
957 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
958 (new_var_info): Deal with it.
959 (solution_set_add): Likewise.
960 (bitpos_of_field): Make signed, fix.
961 (struct fieldoff): Remove type and decl fields. Make size field
962 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
964 (fieldoff_compare): Deal with it.
965 (push_fields_onto_fieldstack): Remove has_union argument, glob
966 adjacent non-pointer fields together.
967 (create_function_info_for): Do not set has_union.
968 (create_variable_info_for): Simplify.
970 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
972 * config.gcc (extra_headers): Add cross-stdarg.h for target
973 x86_64-*-* and i?86-*-*.
974 * config/i386/cross-stdarg.h: New.
975 * builtins.c (std_fn_abi_va_list): New.
976 (std_canonical_va_list_type): New.
977 (stabilize_va_list): Replace va_list_type_node use by
978 mtarget.canonical_va_list_type.
979 (gimplify_va_arg_expr): Likewise.
980 (expand_builtin_va_copy): Replace va_list_type_node use by
981 mtarget.fn_abi_va_list.
982 * tree-sra.c (is_va_list_type): New helper.
983 (decl_can_be_decomposed_p): Replace
984 va_list_type_node use by is_va_list_type.
985 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
986 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
987 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
988 * config/i386/i386-protos.h (ix86_get_valist_type): New.
989 (ix86_enum_va_list): New.
990 * config/i386/i386.c (sysv_va_list_type_node): New.
991 (ms_va_list_type_node): New.
992 (ix86_function_type_abi): Remove sorry.
993 (ix86_build_builtin_va_list_abi): New.
994 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
996 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
997 (ix86_init_builtins_va_builtins_abi): New.
998 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
1000 (ix86_handle_abi_attribute): New.
1001 (attribute_spec): Add sysv_abi and ms_abi.
1002 (ix86_fn_abi_va_list): New.
1003 (ix86_canonical_va_list_type): New.
1004 (ix86_enum_va_list): New.
1005 (TARGET_FN_ABI_VA_LIST): New.
1006 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1007 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
1008 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
1009 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1010 (TARGET_ENUM_VA_LIST): New.
1011 * expr.h (std_fn_abi_va_list): New.
1012 (std_canonical_va_list_type): New.
1013 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
1014 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1015 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
1016 TARGET_CANONICAL_VA_LIST_TYPE.
1017 * target.h (struct gcc_target): Add fn_abi_va_list hook
1018 and canonical_va_list_type hook.
1020 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1022 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
1023 integral and pointer types.
1025 2008-07-04 Roger Sayle <roger@eyesopen.com>
1027 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
1028 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
1030 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
1033 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
1036 2008-07-04 Jakub Jelinek <jakub@redhat.com>
1038 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
1039 build_gimple_modify_stmt.
1040 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
1041 gimple operand. Use fold_build* instead of build*.
1043 2008-07-04 Richard Guenther <rguenther@suse.de>
1045 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
1046 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
1047 properly to compute the reachability set if we do field-sensitive PTA.
1048 * invoke.texi (max-fields-for-field-sensitive): Document default.
1049 * opts.c (decode_options): Set max-fields-for-field-sensitive to
1050 100 for optimize >= 2.
1052 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1054 * ggc-zone.c (lookup_page_table_if_allocated,
1055 set_page_table_entry, zone_find_object_size, alloc_small_page,
1056 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
1057 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
1058 -Wc++-compat and/or -Wcast-qual warnings.
1060 2008-07-04 Alan Modra <amodra@bigpond.net.au>
1063 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
1064 pic_offset_table_rtx to be marked as used here.
1065 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
1066 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
1067 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
1068 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
1071 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1073 * alloc-pool.c (hash_descriptor, eq_descriptor,
1074 alloc_pool_descriptor): Fix -Wc++-compat warnings.
1075 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
1077 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
1078 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
1079 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
1081 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
1084 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
1086 * tree-flow.h (loop_only_exit_p): Declare.
1087 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
1088 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
1089 the number of iterations if it is constant. Otherwise, if this is the
1090 only possible exit of the loop, use the conservative estimate on the
1091 number of iterations of the entire loop if available.
1093 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
1095 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
1096 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
1097 Add synchronization functions.
1098 * config/sync.c: New file.
1099 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
1100 (LIBGCC_SYNC_CFLAGS): Likewise.
1102 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/i386.md (mode): Add TF to "mode" attribute.
1106 (*pushtf_sse): New insn pattern.
1107 (pushtf splitters): New splitters.
1109 2008-07-03 Michael Meissner <gnu@the-meissners.org>
1112 * predict.c (build_predict_expr): Use void_type_node for the tree
1113 type, instead of NULL_TREE.
1115 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
1117 * config/i386/i386.c (contains_aligned_value_p): Return true
1119 (ix86_data_alignment): Align TCmode to 128bits.
1120 (ix86_local_alignment): Likewise.
1122 2008-07-03 Andrew Haley <aph@redhat.com>
1125 * vec.h (VEC_TA): New.
1126 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
1127 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
1128 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
1129 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
1130 (C_COMMON_FIXED_TYPES): Remove first arg.
1131 (C_COMMON_FIXED_MODE_TYPES): Likewise.
1132 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
1133 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
1134 not to use empty macro arguments.
1136 2008-07-02 Joseph Myers <joseph@codesourcery.com>
1138 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
1139 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
1140 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
1141 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
1142 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
1143 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
1144 config/ia64/crtn.asm, config/m68hc11/larith.asm,
1145 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
1146 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
1147 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1148 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1149 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1150 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
1151 config/rs6000/e500crtres64gpr.asm,
1152 config/rs6000/e500crtres64gprctr.asm,
1153 config/rs6000/e500crtrest32gpr.asm,
1154 config/rs6000/e500crtrest64gpr.asm,
1155 config/rs6000/e500crtresx32gpr.asm,
1156 config/rs6000/e500crtresx64gpr.asm,
1157 config/rs6000/e500crtsav32gpr.asm,
1158 config/rs6000/e500crtsav64gpr.asm,
1159 config/rs6000/e500crtsav64gprctr.asm,
1160 config/rs6000/e500crtsavg32gpr.asm,
1161 config/rs6000/e500crtsavg64gpr.asm,
1162 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
1163 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
1164 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
1165 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
1166 config/sparc/sol2-cn.asm: Remove .file directives.
1168 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
1170 * resource.c (mark_referenced_resources): Look inside
1171 UNSPEC_VOLATILEs and ASM_INPUTs.
1173 2008-07-02 Ian Lance Taylor <iant@google.com>
1175 * rtlanal.c (add_reg_note): New function.
1176 * rtl.h (add_reg_note): Declare.
1177 * auto-inc-dec.c (attempt_change): Use add_reg_note.
1178 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
1179 * builtins.c (expand_builtin_longjmp): Likewise.
1180 (expand_builtin_nonlocal_goto): Likewise.
1181 * calls.c (emit_call_1, expand_call): Likewise.
1182 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1183 * cfglayout.c (fixup_reorder_chain): Likewise.
1184 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
1185 (commit_one_edge_insertion): Likewise.
1186 * combine.c (move_deaths, distribute_notes): Likewise.
1187 * df-problems.c (df_set_note): Likewise.
1188 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
1189 (set_unique_reg_note): Likewise.
1190 (emit_copy_of_insn_after): Likewise.
1191 * expr.c (expand_expr_real): Likewise.
1192 * gcse.c (add_label_notes): Likewise.
1193 * haifa-sched.c (create_check_block_twin): Likewise.
1194 * jump.c (mark_jump_label_1): Likewise.
1195 * loop-doloop.c (add_test, doloop_modify): Likewise.
1196 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1197 * lower-subreg.c (move_eh_region_note): Likewise.
1198 * optabs.c (emit_libcall_block): Likewise.
1199 * predict.c (predict_insn): Likewise.
1200 (combine_predictions_for_insn): Likewise.
1201 * recog.c (peephole2_optimize): Likewise.
1202 * regmove.c (try_auto_increment): Likewise.
1203 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
1204 * reload.c (find_reloads): Likewise.
1205 * reload1.c (fixup_eh_region_note): Likewise.
1206 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
1207 * reorg.c (delete_prior_computation): Likewise.
1208 (delete_computation, dbr_schedule): Likewise.
1209 * config/pa/pa.c (legitimize_pic_address): Likewise.
1210 * config/sh/sh.c (sh_reorg): Likewise.
1212 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1215 * config/libgcc-glibc.ver: Add %exclude.
1216 * config/m32r/libgcc-glibc.ver: Likwise.
1217 * config/s390/libgcc-glibc.ver: Likwise.
1218 * config/sh/libgcc-glibc.ver: Likwise.
1219 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
1221 * config/i386/libgcc-glibc.ver: New.
1223 * config/i386/libgcc-x86_64-glibc.ver: Removed.
1225 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1227 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
1228 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
1229 i[34567]86-*-linux*, x86_64-*-linux*. Add
1230 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
1231 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
1232 x86_64-*-linux*. Add i386/t-linux to tmake_file for
1233 i[34567]86-*-linux*, x86_64-*-linux*.
1235 * libgcc-std.ver: Add empty GCC_4.4.0.
1237 * mkmap-symver.awk: Support multiple versions per symbol.
1239 * config/i386/i386.c (ix86_init_builtins): Always define
1240 __builtin_fabsq and __builtin_copysignq with fallbacks.
1241 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
1242 and __builtin_copysignq if SSE2 isn't available.
1244 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
1245 (LIBGCC2_TF_CEXT): Likwise.
1248 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
1250 * config/i386/sfp-machine.h: Moved to libgcc.
1252 * config/i386/sfp-machine.h: New.
1253 * config/i386/t-linux: Likwise.
1255 * config/i386/t-darwin: Remove softfp_wrap_start and
1257 * config/i386/t-darwin64: Likewise.
1259 * config/i386/t-fprules-softfp64: Renamed to ...
1260 * config/i386/t-fprules-softfp: This.
1262 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
1263 and softfp_wrap_end.
1265 2008-07-02 Jason Merrill <jason@redhat.com>
1267 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
1269 * tree.c (ctor_to_list): New fn.
1270 * tree.h: Declare it.
1271 (CONSTRUCTOR_ELT): New macro.
1272 (CONSTRUCTOR_NELTS): New macro.
1274 2008-07-02 Richard Guenther <rguenther@suse.de>
1276 * tree-ssa-structalias.c (struct variable_info): Reorder
1277 to fill padding on 64bit hosts. Make collapsed_to an int.
1278 (get_varinfo_fc): Deal with that.
1279 (new_var_info): Likewise.
1280 (collapse_rest_of_var): Likewise.
1282 2008-07-02 Joshua Sumali <jsumali@redhat.com>
1284 * doc/install.texi (--enable-java-home): Document.
1285 (--enable-aot-compile-rpm): Likewise.
1286 (--with-arch-directory): Likewise.
1287 (--with-os-directory): Likewise.
1288 (--with-origin-name): Likewise.
1289 (--with-arch-suffix): Likewise.
1290 (--with-jvm-root-dir): Likewise.
1291 (--with-jvm-jar-dir): Likewise.
1292 (--with-python-dir): Likewise.
1294 2008-07-02 Richard Guenther <rguenther@suse.de>
1296 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
1297 from decls explicitly. Merge operand checking from tuples.
1299 2008-07-02 Martin Jambor <mjambor@suse.cz>
1301 * tree-switch-conversion.c: Included timevar.h which I forgot before.
1303 2008-07-02 Martin Jambor <mjambor@suse.cz>
1305 * tree-switch-conversion.c: Included timevar.h
1306 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
1308 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
1310 2008-07-02 Martin Jambor <mjambor@suse.cz>
1312 * tree-switch-conversion.c: Corrected various comments and
1314 (build_constructors): Fixed minor formatting mistakes.
1316 * invoke.texi (Optimize Options): Corrected the
1317 switch-conversion-max-branch-ratio parameter.
1319 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
1321 * final.c (asm_insn_count): Return zero for an empty asm body.
1323 2008-07-02 Richard Guenther <rguenther@suse.de>
1325 * bitmap.h (bitmap_set_bit): Return bool.
1326 (bitmap_clear_bit): Likewise.
1327 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
1328 write to the bitmap if it would.
1329 (bitmap_clear_bit): Likewise.
1330 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
1331 bitmap_set_bit return value.
1332 (add_pred_graph_edge): Likewise.
1333 (add_graph_edge): Likewise.
1334 (do_sd_constraint): Likewise.
1335 (do_ds_constraint): Likewise.
1337 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1339 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
1340 Fix -Wc++-compat and/or -Wcast-qual warnings.
1341 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
1342 gen_regparm_prefix): Likewise.
1343 * vmsdbgout.c (write_modbeg, lookup_filename,
1344 vmsdbgout_source_line, vmsdbgout_init): Likewise.
1346 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
1348 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
1349 defaults.h definition apply.
1351 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1353 * function.c (assign_parm_remove_parallels): New.
1354 (assign_parm_setup_block_p): Do not return true for non-BLKmode
1356 (assign_parm_setup_block): Do not handle them.
1357 (assign_parm_setup_reg, assign_parm_setup_stack): Call
1358 assign_parm_remove_parallels.
1360 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1362 * c-typeck.c (convert_for_assignment): Use
1363 vector_targets_convertible_p.
1364 * c-common.c (vector_targets_convertible_p): New.
1365 * c-common.h (vector_targets_convertible_p): New prototype.
1366 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
1367 opaque_p_V2SI_type_node.
1369 2008-07-01 Steve Ellcey <sje@cup.hp.com>
1371 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
1374 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
1376 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
1377 TFmode constants via two element DImode vector for hosts with
1378 HOST_BITS_PER_WIDE_INT < 64.
1379 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
1380 also for HOST_BITS_PER_WIDE_INT < 64.
1382 2008-07-01 Richard Guenther <rguenther@suse.de>
1384 PR tree-optimization/36666
1385 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
1386 (get_constraint_exp_from_ssa_var): Split into ...
1387 (get_constraint_exp_for_temp): ... this ...
1388 (get_constraint_for_ssa_var): ... and that.
1389 Return constraint expressions for all touched sub-fields
1390 if the results address is not taken.
1391 (process_constraint): Remove assertion that aggregate
1392 assignments do not happen at this place.
1393 (get_constraint_for_component_ref): Add address_p argument.
1394 Return constraint expressions for all touched sub-fields
1395 if the results address is not taken.
1396 (do_deref): Use get_constraint_exp_for_temp.
1397 (get_constraint_for_1): Rename from ...
1398 (get_constraint_for): ... this. Add the old function as wrapper.
1399 (do_structure_copy): Use get_constraint_for_1.
1401 2008-07-01 Martin Jambor <mjambor@suse.cz>
1403 * Makefile.in (tree-switch-conversion.o): Add.
1404 (OBJS-common): Add tree-swtch-conversion.o.
1405 * passes.c (init_optimization_passes): Add pass_convert_switch.
1406 * tree-pass.h: (pass_convert_switch): Add.
1407 * tree-switch-conversion.c: New file.
1408 * gcc.dg/tree-ssa/cswtch.c: New testcase.
1409 * common.opt (ftree-cswtch): New option.
1410 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1411 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1412 * opts.c (decode_options): Set flag_tree_switch_conversion when
1413 optimization level is >= 2.
1414 * doc/invoke.texi (Optimize Options): Added description of
1415 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
1417 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1419 * config/darwin-driver.c (darwin_default_min_version): Fix
1420 -Wc++-compat warnings.
1422 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
1424 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
1427 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1429 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
1431 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1433 PR rtl-optimization/34744
1434 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
1435 (df_scan_free_internal): Free data structures not
1436 allocated in storage pools.
1437 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
1438 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
1439 df_scan_free_mws_vec.
1440 * dse.c (dse_step6): Free offset_map_p and offset_map_n
1443 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
1445 * config/i386/i386.c (contains_aligned_value_p): Return true
1447 (ix86_function_arg_boundary): Return its natural boundary
1449 (return_in_memory_32): Don't check TDmode.
1450 (ix86_split_to_parts): Support splitting into 4 parts and
1451 support TFmode for 32bit target.
1452 (ix86_split_long_move): Support splitting into 4 parts.
1453 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
1455 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
1456 (ix86_init_builtins): Here.
1457 (ix86_scalar_mode_supported_p): Always return true for TFmode.
1458 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
1459 'q' and 'w', respectively.
1461 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
1463 (movtf_internal): Likewise.
1464 (<code>tf2): Likewise.
1465 (*absnegtf2_sse): Likewise.
1466 (copysign<mode>3): Likewise.
1467 (copysign<mode>3_const): Likewise.
1468 (copysign<mode>3_var): Likewise.
1469 (define_split UNSPEC_COPYSIGN): Likewise.
1470 * config/i386/sse.md (*nandtf3): Likewise.
1471 (<code>tf3): Likewise.
1472 (*<code>tf3): Likewise.
1474 2008-06-30 Joey Ye <joey.ye@intel.com>
1475 H.J. Lu <hongjiu.lu@intel.com>
1477 * global.c (compute_regsets): Set frame_pointer_needed here.
1478 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
1480 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1482 * doc/install.texi (specific): Expand Windows build notes.
1484 2008-06-30 Ira Rosen <irar@il.ibm.com>
1486 PR tree-optimization/36648
1487 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
1488 number of prolog iterations by step. Fix the comment.
1490 2008-06-30 Richard Guenther <rguenther@suse.de>
1493 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
1494 handle calls from ECF_MALLOC functions.
1495 (handle_pure_call): ECF_MALLOC functions do not return
1497 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
1499 2008-06-29 Andreas Schwab <schwab@suse.de>
1501 * config/m68k/m68k.c (print_operand): Always print a float
1503 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
1504 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
1507 * config/rs6000/x-linux64: Remove never used file.
1509 2008-06-29 Richard Guenther <rguenther@suse.de>
1511 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
1513 (struct alias_info): Move ...
1514 * tree-ssa-alias.c: ... here.
1515 (update_alias_info): Declare.
1516 (compute_may_aliases): Call it.
1517 (update_alias_info): New function.
1518 * tree-ssa-structalias.c (update_alias_info): Move ...
1519 * tree-ssa-alias.c (update_alias_info_1): ... here.
1520 * tree-ssa-structalias.c (process_constraint_1): Remove
1521 unused from_call argument. Rename to ...
1522 (process_constraint): ... this. Delete old wrapper.
1523 (make_constraint_to): Adjust callers.
1524 (handle_const_call): Likewise.
1525 (handle_pure_call): Likewise.
1526 (init_base_vars): Likewise.
1527 (handle_lhs_call): Likewise. Remove unnecessary constraint.
1528 (find_func_aliases): We don't need structure copies for
1530 (make_constraint_from_anything): Remove.
1531 (create_variable_info_for): For globals make constraints
1532 from escaped, not from anything.
1533 (compute_points_to_sets): Do not call update_alias_info.
1534 (ipa_pta_execute): Use make_constraint_from.
1536 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1538 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
1539 (bitmap.o-warn, dominance.o-warn): New.
1540 * configure.ac (cxx_compat_warn): Delete.
1541 (loose_warn): Add -Wcast-qual and -Wc++-compat.
1542 * system.h: Remove #pragma diagnostic for -Wcast-qual and
1544 * configure: Regenerate.
1546 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
1549 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1551 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
1552 * df-scan.c (df_notes_rescan): Likewise.
1553 * ggc-page.c (set_page_table_entry): Likewise.
1554 * intl.c (gcc_gettext_width): Likewise.
1555 * varasm.c (get_unnamed_section, get_noswitch_section,
1556 get_section): Likewise.
1558 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1560 * regrename.c (build_def_use): Don't copy RTX.
1562 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1564 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1565 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1566 punctuation. Use @ref instead of @xref.
1567 (Function Names): Remove stray @display/@end display.
1568 (C++ Attributes): Use @ref instead of @xref.
1569 (Deprecated Features): Fix punctuation around @xref.
1570 (Backwards Compatibility): Likewise.
1571 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1573 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1575 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1576 constants for E500 double.
1578 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1580 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1581 element type of const_vector.
1583 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1586 Remove FLAGS_REG clobber from expander pattern.
1587 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1588 (anddi3, andsi3, andhi3, andqi3): Ditto.
1589 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1590 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1591 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1592 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1593 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1594 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1595 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1596 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1598 2008-06-28 Richard Guenther <rguenther@suse.de>
1600 * tree-ssa-structalias.c (callused_id, var_callused,
1601 callused_tree): Add.
1602 (handle_pure_call): New function.
1603 (find_func_aliases): Call it.
1604 (find_what_p_points_to): Handle the call-used set.
1605 (clobber_what_escaped): Likewise.
1606 (compute_call_used_vars): New function.
1607 (init_base_vars): Init the call-used variable.
1608 (do_sd_constraint): Do not propagate the solution from CALLUSED
1609 but use CALLUSED as a placeholder.
1610 (solve_graph): Likewise.
1611 * tree-flow-inline.h (gimple_call_used_vars): New function.
1612 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1613 (compute_call_used_vars): Declare.
1614 * tree-ssa-alias.c (set_initial_properties): Call
1615 compute_call_used_vars.
1616 (reset_alias_info): Clear call-used variables.
1617 (add_call_clobber_ops): Assert we are not called for const/pure
1618 functions. Remove handling of them.
1619 (add_call_read_ops): Handle pure functions by adding the
1620 call-used set of variables as VUSEs.
1621 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1622 (delete_tree_ssa): Free it.
1623 * tree-dfa.c (remove_referenced_var): Clear the var from the
1626 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1628 * tree.c (build_varargs_function_type_list): New.
1629 (build_function_type_list_1): New.
1630 (build_function_type_list): Use build_function_type_list_1.
1631 * tree.h (build_varargs_function_type_list): New.
1633 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1636 * config/spu/spu.c (spu_builtin_splats): Do not generate
1637 invalid CONST_VECTOR expressions.
1638 (spu_expand_vector_init): Likewise.
1640 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1642 * optabs.c (libfunc_decls): New variable.
1643 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1644 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1645 for the same function twice.
1647 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1649 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1650 ix86_expand_binary_operator directly.
1651 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1653 (*ashrti3_1): Ditto.
1654 (*lshrti3_1): Ditto.
1655 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1656 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1657 using only one splitter. Conditionaly execute splitter before or
1658 after peephole2 pass.
1659 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1660 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1661 Use only one alternative in asm template.
1662 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1664 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1665 "J" operand constraint for operand 2.
1666 (*ashldi3_cconly_rex64): Ditto.
1667 (*ashrdi3_cmp_rex64): Ditto.
1668 (*ashrdi3_cconly_rex64): Ditto.
1669 (*lshrdi3_cmp_rex64): Ditto.
1670 (*lshrdi3_cconly_rex64): Ditto.
1671 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1672 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1673 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1676 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1678 * gimplify.c (omp_is_private): Don't return true if decl is not
1679 already private on #pragma omp for or #pragma omp parallel for.
1682 * tree-cfg.c (struct move_stmt_d): Replace block field with
1683 orig_block and new_block fields.
1684 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1685 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1686 (move_block_to_fn): Replace vars_map and new_label_map arguments
1687 with struct move_stmt_d pointer.
1688 (replace_block_vars_by_duplicates): New function.
1689 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1690 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1691 all subblocks of ORIG_BLOCK to the new function. Call
1692 replace_block_vars_by_duplicates.
1693 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1694 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1695 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1696 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1697 (expand_omp): Temporarily set input_location to the location of
1698 region's controlling stmt.
1699 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1700 BIND_EXPR, push ctx->block_vars and gimplification vars into
1701 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1703 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1704 there are any BLOCK_VARS.
1705 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1706 OMP_PARALLEL or OMP_TASK stmt.
1707 (lower_omp): Save and restore input_location around the lower_omp_1
1710 2008-06-27 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/36400
1713 PR tree-optimization/36373
1714 PR tree-optimization/36344
1715 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1716 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1717 (update_alias_info): Remove call clobbering code.
1718 (make_constraint_to): New helper function.
1719 (make_escape_constraint): Likewise.
1720 (handle_rhs_call): Use it on all pointer containing arguments.
1721 Also mark the static chain escaped.
1722 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1723 instead of ANYTHING.
1724 (make_constraint_from): New helper split out from ...
1725 (make_constraint_from_anything): ... here.
1726 (find_func_aliases): Add constraints for escape sites.
1727 (intra_create_variable_infos): Make constraints from NONLOCAL
1729 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1731 (clobber_what_p_points_to): Remove.
1732 (clobber_what_escaped): New function.
1733 (init_base_vars): Init NONLOCAL and ESCAPED.
1734 (do_sd_constraint): Do not propagate the solution from ESCAPED
1735 but use ESCAPED as a placeholder.
1736 (solve_graph): Likewise.
1737 * tree-flow.h (clobber_what_p_points_to): Remove.
1738 (clobber_what_escaped): Declare.
1739 * tree-ssa-alias.c (set_initial_properties): Call it.
1740 Remove code clobbering escaped pointers.
1742 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1744 * function.c (allocate_struct_function): Only allocate a unique
1745 funcdef_no if the decl is nonzero.
1747 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1749 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1750 * config/mips/mips.c (mips_split_const_insns): New function.
1751 * config/mips/mips.md (move_type): New attribute.
1752 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1753 (dword_mode): New attribute.
1754 (type): Avoid long line. Map "move_type"s to "type"s,
1755 choosing "multi" for doubleword moves if appropriate.
1756 Swap MTC/MFC comments to match their declaration order.
1757 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1758 "type" is "branch" or "jal" is "direct".
1759 (length): Handle "extended_mips16" first. Make the default
1760 "0" for "ghost" instructions. Set the length from "move_type".
1761 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1762 of "type", with "sll0" for the register alternative. Remove the
1763 "extended_mips16" attribute.
1764 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1765 of "type", with "shift_shift" for the register alternative.
1766 Remove the "length" attribute.
1767 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1768 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1769 of "type", with "andi" for the register alternative.
1770 (*zero_extendqihi2): Likewise.
1771 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1772 of "andi" instead of a "type" of "arith".
1773 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1775 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1776 (mov_<store>r, *mov<mode>_ra): Likewise.
1777 (extendsidi2): Use "move_type" instead of "type", with "move"
1778 for the register alternative.
1779 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1780 of "type", with "signext" for the register alternative.
1781 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1782 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1783 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1784 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1785 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1786 (unnamed branch insn): Likewise.
1787 (*movdi_gp32_fp64): Fold into...
1788 (*movdi_32bit): ...here.
1789 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1790 (*movdf_hardfloat): ...this new pattern.
1791 (*movdf_softfloat): Remove redundant FPR alternatives.
1792 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1793 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1794 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1795 the "move" attribute.
1796 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1797 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1798 and "store" for COP loads and stores.
1799 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1800 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1801 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1802 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1803 (*movtf_mips16, *movv2sf): Likewise.
1804 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1805 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1806 (mfhc1<mode>): Use "move_type" instead of "move".
1807 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1808 (loadgp_blockage): Remove the "length" attribute.
1809 (blockage, set_got_version, update_got_version): Likewise.
1810 (call_internal): Remove the "extended_mips16" attribute.
1811 (call_value_internal, call_value_multiple_internal): Likewise.
1812 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1814 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1815 the "length" attribute.
1817 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1819 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1820 -Wcast-qual warnings.
1821 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1822 handle_pragma_pop_macro): Likewise.
1823 * collect2.c (resolve_lib_name): Likewise.
1824 * config/arc/arc.c (arc_init): Likewise.
1825 * config/arm/arm.c (neon_builtin_compare,
1826 locate_neon_builtin_icode): Likewise.
1827 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1828 * config/bfin/bfin.c (bfin_init_machine_status,
1829 bfin_optimize_loop): Likewise.
1830 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1831 * config/cris/cris.c (cris_init_expanders): Likewise.
1832 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1833 * config/darwin.c (machopic_indirection_eq,
1834 machopic_indirection_name, machopic_output_indirection): Likewise.
1835 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1836 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1837 frv_optimize_membar): Likewise.
1838 * config/i386/cygwin.h (mingw_scan,
1839 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1840 * config/i386/cygwin1.c (mingw_scan): Likewise.
1841 * config/i386/i386.c (machopic_output_stub): Likewise.
1842 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1843 i386_pe_unique_section): Likewise.
1844 * config/ia64/ia64.c (ia64_init_machine_status,
1845 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1847 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1848 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1849 * config/m68k/m68k.c (m68k_handle_option,
1850 m68k_sched_md_init_global): Likewise.
1851 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1852 mcore_unique_section): Likewise.
1853 * config/mips/mips.c (mips_block_move_straight,
1854 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1856 * config/mmix/mmix.c (mmix_init_machine_status,
1857 mmix_encode_section_info): Likewise.
1858 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1859 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1860 print_operand_address, output_toc, redefine_groups,
1861 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1862 * config/s390/s390.c (s390_init_machine_status): Likewise.
1863 * config/score/score.c (score_block_move_straight,
1864 score_block_move_loop_body): Likewise.
1865 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1866 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1867 * emit-rtl.c (find_auto_inc): Likewise.
1868 * gcc.c (translate_options, process_command): Likewise.
1869 * reorg.c (dbr_schedule): Likewise.
1870 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1871 * xcoffout.c (xcoffout_declare_function): Likewise.
1873 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1875 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1876 ipa-pta working again.
1878 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1880 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1883 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1885 * config.gcc (powerpc*-*-*): Add new core e500mc.
1886 * config/rs6000/e500mc.md: New file.
1887 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1889 (rs6000_override_options): Add e500mc case to
1890 processor_target_table. Altivec and Spe options not allowed
1891 with e500mc. Add isel instruction to e500mc by
1892 default. Initialize rs6000_cost for e500mc.
1893 (rs6000_issue_rate): Set issue rate for e500mc.
1894 * config/rs6000/rs6000.h (processor_type): Add
1895 PROCESSOR_PPCE500MC.
1896 (ASM_CPU_SPEC): Add e500mc.
1897 Set TARGET_ISEL to rs6000_isel.
1898 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1899 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1900 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1902 * doc/invoke.texi: Add e500mc to list of cpus.
1904 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1907 * c-lex.c (lex_charconst): Initialize unsignedp.
1909 2008-06-27 Olivier Hainque <hainque@adacore.com>
1911 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1912 documented assumptions.
1914 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1916 * dwarf2out.c: Remove trailing white spaces. Break long line
1919 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1921 * libfuncs.h (LTI_synchronize): New libfunc_index.
1922 (synchronize_libfunc): Declare.
1923 * builtins.c (expand_builtin_synchronize): Consider using
1924 synchronize_libfunc before falling back on an asm blockage.
1925 * config/mips/mips.c: Include libfuncs.h
1926 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1928 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1930 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1931 parameter. Copy stack_reg to r11 where appropriate.
1932 (no_global_regs_above): Add gpr parameter.
1933 (rs6000_stack_info): Only add padding for SPE save area if we
1934 are saving SPE GPRs and CR.
1935 (saveres_routine_syms): New variable.
1936 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1938 (rs6000_savres_routine_sym): New function.
1939 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1941 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1942 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1943 Tweak FPR out-of-line saving.
1944 (rs6000_make_savres_rtx): New function.
1945 (rs6000_use_multiple_p): New function.
1946 (rs6000_savres_strategy): New function.
1947 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1948 out-of-line if appropriate.
1949 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1950 if we are optimizing for size.
1951 (GP_SAVE_INLINE): Define.
1952 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1953 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1954 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1955 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1956 (*save_fpregs_<mode>): Add use of r11.
1957 (*restore_gpregs_<mode>): New insn.
1958 (*return_and_restore_gpregs_<mode>): New insn.
1959 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1961 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1962 (*restore_gpregs_spe): New insn.
1963 (*return_and_restore_gpregs_spe): New insn.
1964 * config/rs6000/predicates.md (save_world_operation): Fix check.
1966 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1968 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1969 this point, so assert that.
1971 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1973 * cfganal.c: Include vec.h and vecprim.h.
1974 (compute_idf): Import from...
1975 * tree-into-ssa (compute_idf): ...here.
1976 * basic-block.h (compute_idf): Export.
1978 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1980 * c-decl.c (merge_decls): Use !current_function_decl to check for
1981 extern declaration of C99 inline function being at file scope.
1983 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1985 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1987 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1989 * alias.c (record_alias_subset, init_alias_analysis): Fix
1990 -Wc++-compat and/or -Wcast-qual warnings.
1991 * attribs.c (lookup_attribute_spec): Likewise.
1992 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1993 copy_bb, connect_traces,
1994 find_rarely_executed_basic_blocks_and_cr): Likewise.
1995 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1996 note_btr_set, migrate_btr_defs): Likewise.
1997 * builtins.c (result_vector, expand_builtin_memcpy,
1998 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1999 builtin_memset_read_str, expand_builtin_printf,
2000 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
2002 * caller-save.c (mark_set_regs): Likewise.
2003 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2004 * cgraph.c (cgraph_edge): Likewise.
2005 * combine.c (likely_spilled_retval_1): Likewise.
2006 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
2007 htab_counts_entry_del, get_coverage_counts): Likewise.
2008 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
2009 new_cselib_val): Likewise.
2010 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
2011 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
2013 * df-core.c (df_compact_blocks): Likewise.
2014 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
2015 * df-scan.c (df_grow_reg_info, df_ref_create,
2016 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
2017 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
2018 df_record_entry_block_defs, df_record_exit_block_uses,
2019 df_bb_verify): Likewise.
2020 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
2021 DF_REF_EXTRACT_MODE_CONST): New.
2022 * dominance.c (get_immediate_dominator, get_dominated_by,
2023 nearest_common_dominator, root_of_dom_tree,
2024 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
2025 -Wc++-compat and/or -Wcast-qual warnings.
2026 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
2027 record_store, replace_read, check_mem_read_rtx, scan_insn,
2028 dse_step1, dse_record_singleton_alias_set): Likewise.
2029 * dwarf2asm.c (dw2_force_const_mem): Likewise.
2031 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2033 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
2034 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
2035 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
2036 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
2037 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
2038 add_ranges_num, add_ranges_by_labels, file_info_cmp,
2039 file_name_acquire, output_file_names, add_const_value_attribute,
2040 premark_used_types_helper, file_table_eq, file_table_hash,
2041 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
2042 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
2043 -Wcast-qual warnings.
2044 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
2045 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
2046 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
2047 gen_reg_rtx, start_sequence, init_emit): Likewise.
2048 * et-forest.c (et_new_occ, et_new_tree): Likewise.
2049 * except.c (init_eh_for_function, gen_eh_region,
2050 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
2051 arh_to_landing_pad, arh_to_label, add_action_record,
2052 add_call_site, switch_to_exception_section): Likewise.
2053 * expmed.c (synth_mult): Likewise.
2054 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
2055 store_expr): Likewise.
2056 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
2058 * function.c (assign_stack_temp_for_type,
2059 allocate_struct_function, match_asm_constraints_1): Likewise.
2060 * gcov-io.c (gcov_allocate): Likewise.
2061 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
2062 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
2063 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
2064 record_one_set, insert_expr_in_table, insert_set_in_table,
2065 dump_hash_table, compute_hash_table_work, alloc_hash_table,
2066 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
2067 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
2068 -Wcast-qual warnings.
2070 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2072 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
2073 -Wcast-qual warnings.
2074 * gcc.c (process_command): Likewise.
2075 * genattrtab.c (oballoc): Use XOBNEW.
2076 (oballocvec): Define.
2077 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
2078 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
2079 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
2080 -Wc++-compat and/or -Wcast-qual warnings.
2081 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
2082 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
2083 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
2084 gen_presence_absence_set, gen_automaton, gen_regexp_el,
2085 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
2086 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
2087 add_excls, process_presence_absence_names,
2088 process_presence_absence_patterns, add_presence_absence,
2089 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
2090 get_free_state, add_arc, get_free_automata_list_el,
2091 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
2092 transform_3, cache_presence, create_ainsns, create_automata,
2093 create_state_ainsn_table, dfa_insn_code_enlarge,
2094 output_trans_func, output_min_issue_delay_func,
2095 output_dead_lock_func, output_reset_func,
2096 output_get_cpu_unit_code_func, output_dfa_start_func,
2097 expand_automata): Likewise.
2098 * genextract.c (gen_insn): Likewise.
2099 * gengtype-lex.l: Likewise.
2100 * gengtype.c (read_input_list, adjust_field_type,
2101 process_gc_options): Likewise.
2102 * genoutput.c (note_constraint): Likewise.
2103 * genpreds.c (mangle, add_constraint): Likewise.
2104 * genrecog.c (process_define_predicate, new_decision,
2105 add_to_sequence): Likewise.
2106 * gensupport.c (record_insn_name): Likewise.
2108 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2110 * config/i386/driver-i386.c (detect_caches_amd,
2111 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
2112 and/or -Wcast-qual warnings.
2113 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
2114 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
2115 gt_pch_save): Likewise.
2116 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
2117 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
2118 * global.c (compute_regsets): Likewise.
2119 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
2120 finish_graph_dump_file): Likewise.
2121 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
2122 unlink_bb_notes): Likewise.
2123 * integrate.c (get_hard_reg_initial_val): Likewise.
2124 * ipa-prop.c (ipa_push_func_to_list): Likewise.
2125 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
2126 * local-alloc.c (update_equiv_regs): Likewise.
2127 * loop-invariant.c (check_invariant_table_size,
2128 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
2130 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
2131 altered_reg_used, mark_altered): Likewise.
2132 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
2133 insert_var_expansion_initialization,
2134 combine_var_copies_in_loop_exit, apply_opt_in_copies,
2135 release_var_copies): Likewise.
2136 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
2137 analyze_matrix_decl, add_allocation_site, analyze_transpose,
2138 analyze_accesses_for_phi_node, check_var_notmodified_p,
2139 check_allocation_function, find_sites_in_func,
2140 record_all_accesses_in_func, transform_access_sites,
2141 transform_allocation_sites): Likewise.
2142 * omp-low.c (new_omp_region, create_omp_child_function_name,
2143 check_omp_nesting_restrictions, check_combined_parallel,
2144 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
2145 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
2146 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2147 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
2149 * opts-common.c (prune_options): Likewise.
2150 * opts.c (add_input_filename, print_filtered_help,
2151 get_option_state): Likewise.
2152 * params.c (add_params): Likewise.
2153 * passes.c (set_pass_for_id, next_pass_1,
2154 do_per_function_toporder, pass_fini_dump_file): Likewise.
2155 * postreload.c (reload_cse_simplify_operands): Likewise.
2156 * predict.c (tree_predicted_by_p, tree_predict_edge,
2157 clear_bb_predictions, combine_predictions_for_bb): Likewise.
2159 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
2163 * recog.c (check_asm_operands, validate_change_1): Likewise.
2164 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
2165 subst_asm_stack_regs): Likewise.
2166 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
2167 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
2168 * regmove.c (reg_is_remote_constant_p): Likewise.
2169 * regrename.c (regrename_optimize, scan_rtx_reg,
2170 kill_clobbered_value, kill_set_value, kill_autoinc_value):
2172 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
2173 regstat_compute_calls_crossed): Likewise.
2174 * reload1.c (init_reload, new_insn_chain,
2175 has_nonexceptional_receiver, reload, copy_reloads,
2176 calculate_needs_all_insns, init_elim_table): Likewise.
2177 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
2178 * rtl.c (shallow_copy_rtx_stat): Likewise.
2179 * rtlanal.c (parms_set): Likewise.
2180 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
2181 sbitmap_resize, sbitmap_vector_alloc): Likewise.
2182 * sched-ebb.c (earliest_block_with_similiar_load,
2183 add_deps_for_risky_insns): Likewise.
2184 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
2185 schedule_region): Likewise.
2186 * see.c (eq_descriptor_pre_extension,
2187 hash_descriptor_pre_extension, hash_del_pre_extension,
2188 eq_descriptor_properties, hash_descriptor_properties,
2189 hash_del_properties, see_seek_pre_extension_expr,
2190 see_initialize_data_structures, see_print_register_properties,
2191 see_print_pre_extension_expr, see_delete_merged_def_extension,
2192 see_delete_unmerged_def_extension, see_emit_use_extension,
2193 see_pre_delete_extension, see_map_extension, see_commit_changes,
2194 see_analyze_merged_def_local_prop,
2195 see_analyze_merged_def_local_prop,
2196 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
2197 see_set_prop_merged_def, see_set_prop_unmerged_def,
2198 see_set_prop_unmerged_use, see_print_one_extension,
2199 see_merge_one_use_extension, see_merge_one_def_extension,
2200 see_store_reference_and_extension, see_update_uses_relevancy,
2201 see_update_defs_relevancy): Likewise.
2202 * statistics.c (hash_statistics_hash, hash_statistics_eq,
2203 hash_statistics_free, curr_statistics_hash): Likewise.
2204 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
2205 expand_asm_operands, expand_return, case_bit_test_cmp,
2206 expand_case): Likewise.
2207 * stor-layout.c (start_record_layout): Likewise.
2208 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
2209 gt_pch_save_stringpool): Likewise.
2210 * tree-data-ref.c (hash_stmt_vertex_info,
2211 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
2212 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
2214 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
2217 * config/i386/i386.md : Change constraints of HImode and QImode
2218 immediate operands from "i" to "n". Change SImode "ni" constraint to
2219 "i" and SImode "rmi" constraint to "g". Remove all constraints
2220 from const0_operand and const1_operand predicated operands.
2221 (i): Change QImode and HImode attribute from "i" to "n".
2222 (*subqi_2): Change HImode operands to QImode.
2225 2008-06-25 Olivier Hainque <hainque@adacore.com>
2227 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
2230 2008-06-25 Richard Guenther <rguenther@suse.de>
2232 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
2233 not overflow the result type.
2235 2008-06-25 Richard Guenther <rguenther@suse.de>
2237 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
2238 (vn_lookup): Likewise.
2240 2008-06-25 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/35518
2243 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
2244 * tree-sra.c (instantiate_element): Use fold_build3 to build
2246 (try_instantiate_multiple_fields): Likewise.
2248 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2250 * config/rs6000/rs6000.md: Change all string instruction's clobber to
2253 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2255 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
2256 use_backchain_to_restore_sp to true
2257 if the offset of the link register save area would go over the 32k - 1
2258 offset limit of the load
2261 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
2263 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
2264 anchor for the type-punning blurb. Cross-reference "Structures
2265 unions enumerations and bit-fields implementation". Provide a
2266 cast-through-pointer example. Make final sentence self-contained.
2267 * doc/implement-c.texi (Structures unions enumerations and
2268 bit-fields implementation): Cross-reference the type-punning blurb
2269 in the -fstrict-aliasing documentation.
2271 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2274 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
2275 the memory instead of the memory itself for the save area.
2277 2008-06-24 Olivier Hainque <hainque@adacore.com>
2278 Nicolas Roche <roche@adacore.com>
2280 * gengtype.c (srcdir_len): size_t instead of int.
2281 (get_file_realbasename): New function. For F a filename, the real
2282 basename of F, with all the path components stripped.
2283 (get_file_srcdir_relative_path): New function. For F a filename, the
2284 relative path to F from $(srcdir).
2285 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
2286 get_file_realbasename. Adjust the head comment.
2287 (get_prefix_langdir_index): New function. For F a filename, return the
2288 lang_dir_names[] relative index of the language directory that is
2290 (get_file_langdir): For F a filename, return the name of the language
2291 directory where F is located.
2292 (get_file_gtfilename): New function. The gt- output file name for an
2294 (get_output_file_with_visibility): Replace in-line computations with
2295 uses of get_file_gtfilename and get_prefix_langdir_index.
2296 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
2298 2008-06-24 Jakub Jelinek <jakub@redhat.com>
2300 PR tree-optimization/36504
2301 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
2302 references without base address.
2304 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2307 * calls.c (expand_call): Increase alignment for recursive functions.
2309 2008-06-23 Anatoly Sokolov <aesok@post.ru>
2311 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
2312 (TARGET_FUNCTION_VALUE): New define.
2313 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
2314 * config/avr/avr.h (FUNCTION_VALUE): Remove.
2316 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2318 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
2319 (fmod<mode>3): Ditto.
2320 (remainderxf3): Ditto.
2321 (remainder<mode>3): Ditto.
2323 2008-06-23 Jakub Jelinek <jakub@redhat.com>
2326 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
2327 REG is a hard register.
2329 PR tree-optimization/36508
2330 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
2331 499, don't check it at all in release compilers.
2333 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
2336 together with SSE_TARGET_MATH to disable insn pattern.
2337 (*fop_<MODEF:mode>_2_i387): Ditto.
2338 (*fop_<MODEF:mode>_3_i387): Ditto.
2340 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
2342 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
2344 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2347 * gimplify.c (gimplify_asm_expr): Check the return code of
2348 parse_output_constraint call, set function return and is_inout
2351 2008-06-22 Ian Lance Taylor <iant@google.com>
2353 * c-lex.c (narrowest_unsigned_type): Change itk to int.
2354 (narrowest_signed_type): Likewise.
2355 * c-typeck.c (c_common_type): Change local variable mclass to enum
2357 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
2358 tcc_comparison, not the tree code itself.
2359 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
2360 (c_expand_expr): Cast modifier to enum expand_modifier.
2361 * c-common.h (C_RID_CODE): Add casts.
2362 (C_SET_RID_CODE): Define.
2363 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
2364 (c_lex_one_token): Add cast to avoid warning.
2365 (c_parser_objc_type_name): Rename local typename to type_name.
2366 (check_no_duplicate_clause): Change code parameter to enum
2368 (c_parser_omp_var_list_parens): Change kind parameter to enum
2370 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
2371 c_parser_omp_list_var_parens.
2372 (c_parser_omp_threadprivate): Likewise.
2373 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
2374 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
2375 * c-format.c (NO_FMT): Define.
2376 (printf_length_specs): Use NO_FMT.
2377 (asm_fprintf_length_specs): Likewise.
2378 (gcc_diag_length_specs): Likewise.
2379 (scanf_length_specs): Likewise.
2380 (strfmon_length_specs): Likewise.
2381 (gcc_gfc_length_specs): Likewise.
2382 (printf_flag_specs): Change 0 to STD_C89.
2383 (asm_fprintf_flag_specs): Likewise.
2384 (gcc_diag_flag_specs): Likewise.
2385 (gcc_cxxdiag_flag_specs): Likewise.
2386 (scanf_flag_specs): Likewise.
2387 (strftime_flag_specs): Likewise.
2388 (strfmon_flag_specs): Likewise.
2389 (print_char_table): Likewise.
2390 (asm_fprintf_char_table): Likewise.
2391 (gcc_diag_char_table): Likewise.
2392 (gcc_tdiag_char_table): Likewise.
2393 (gcc_cdiag_char_table): Likewise.
2394 (gcc_cxxdiag_char_table): Likewise.
2395 (gcc_gfc_char_table): Likewise.
2396 (scan_char_table): Likewise.
2397 (time_char_table): Likewis.
2398 (monetary_char_table): Likewise.
2399 * c-format.h (BADLEN): Likewise.
2401 2008-06-21 Ian Lance Taylor <iant@google.com>
2403 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
2404 Define END_OF_BASE_TREE_CODES around inclusion.
2405 * tree.c (tree_code_type): New global array.
2406 (tree_code_length, tree_code_name): Likewise.
2407 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
2409 (all-tree.def, s-alltree): New targets.
2410 (gencheck.h, s-gencheck): Remove.
2411 (tree.o): Depend upon all-tree.def.
2412 (build/gencheck.o): Remove gencheck.h dependency.
2413 (mostlyclean): Don't remove gencheck.h.
2414 * c-common.h (enum c_tree_code): Remove.
2415 * c-lang.c (tree_code_type): Remove.
2416 (tree_code_length, tree_code_name): Remove.
2417 * gencheck.c (tree_codes): Include all-tree.def, rather than
2418 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
2420 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
2422 * cp/cp-tree.h (enum cplus_tree_code): Remove.
2423 (operator_name_info): Size to MAX_TREE_CODES.
2424 (assignment_operator_name_info): Likewise.
2425 * cp/cp-lang.c (tree_code_type): Remove.
2426 (tree_code_length, tree_code_name): Remove.
2427 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
2428 (assignment_operator_name_info): Likewise.
2429 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
2431 * cp/mangle.c (write_expression): Likewise.
2432 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
2433 * fortran/f95-lang.c (tree_code_type): Remove.
2434 (tree_code_length, tree_code_name): Remove.
2435 * java/java-tree.h (enum java_tree_code): Remove.
2436 * java/lang.c (tree_code_type): Remove.
2437 (tree_code_length, tree_code_name): Remove.
2438 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
2439 * objc/objc-act.h (enum objc_tree_code): Remove.
2440 * objc/objc-lang.c (tree_code_type): Remove.
2441 (tree_code_length, tree_code_name): Remove.
2442 * objcp/objcp-lang.c (tree_code_type): Remove.
2443 (tree_code_length, tree_code_name): Remove.
2444 * ada/ada-tree.h (enum gnat_tree_code): Remove.
2445 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
2446 * ada/misc.c (tree_code_type): Remove.
2447 (tree_code_length, tree_code_name): Remove.
2449 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
2451 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
2452 the grand_bitmap_obstack.
2454 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2456 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
2457 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
2458 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
2459 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
2460 move_stmt_r, new_label_mapper): Likewise.
2461 * tree-complex.c (cvc_lookup): Likewise.
2462 * tree-dfa.c (create_function_ann): Likewise.
2463 * tree-dump.c (dump_register): Likewise.
2464 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
2465 find_phi_replacement_condition): Likewise.
2466 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
2467 tree_function_versioning): Likewise.
2468 * tree-into-ssa.c (cmp_dfsnum): Likewise.
2469 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
2470 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
2471 get_nonlocal_debug_decl, convert_nonlocal_reference,
2472 convert_nonlocal_omp_clauses, get_local_debug_decl,
2473 convert_local_reference, convert_local_omp_clauses,
2474 convert_nl_goto_reference, convert_nl_goto_receiver,
2475 convert_tramp_reference, convert_call_expr): Likewise.
2476 * tree-outof-ssa.c (contains_tree_r): Likewise.
2477 * tree-parloops.c (reduction_phi, initialize_reductions,
2478 eliminate_local_variables_1, add_field_for_reduction,
2479 add_field_for_name, create_phi_for_local_result,
2480 create_call_for_reduction_1, create_loads_for_reductions,
2481 create_stores_for_reduction, create_loads_and_stores_for_name):
2483 * tree-phinodes.c (allocate_phi_node): Likewise.
2484 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
2485 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
2486 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
2487 * tree-ssa-coalesce.c (compare_pairs): Likewise.
2488 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
2489 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
2490 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
2491 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2492 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
2493 vn_nary_op_insert): Likewise.
2494 * tree-ssa.c (redirect_edge_var_map_add,
2495 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
2496 * tree-vectorizer.c (vectorize_loops): Likewise.
2497 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
2498 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
2499 tree_cons_stat, build1_stat, build_variant_type_copy,
2500 decl_init_priority_lookup, decl_fini_priority_lookup,
2501 decl_priority_info, decl_restrict_base_lookup,
2502 decl_restrict_base_insert, decl_debug_expr_lookup,
2503 decl_debug_expr_insert, decl_value_expr_lookup,
2504 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
2505 type_hash_add, get_file_function_name, tree_check_failed,
2506 tree_not_check_failed, tree_range_check_failed,
2507 omp_clause_range_check_failed, build_omp_clause,
2508 build_vl_exp_stat): Likewise.
2509 * value-prof.c (gimple_histogram_value,
2510 gimple_duplicate_stmt_histograms): Likewise.
2511 * var-tracking.c (attrs_list_insert, attrs_list_copy,
2512 unshare_variable, variable_union_info_cmp_pos, variable_union,
2513 dataflow_set_different_1, dataflow_set_different_2,
2514 vt_find_locations, variable_was_changed, set_variable_part,
2515 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
2516 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
2517 section_entry_hash, object_block_entry_eq,
2518 object_block_entry_hash, create_block_symbol,
2519 initialize_cold_section_name, default_function_rodata_section,
2520 strip_reg_name, set_user_assembler_name, const_desc_eq,
2521 build_constant_desc, output_constant_def, lookup_constant_def,
2522 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
2523 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
2524 default_internal_label): Likewise.
2525 * varray.c (varray_init, varray_grow): Likewise.
2526 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2528 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
2531 operators for "test" insn. Macroize insn using SWI mode macro.
2532 (*jcc_fused_2): Ditto.
2533 (*jcc_fused_3): Macroize insn using SWI mode macro.
2534 (*jcc_fused_4): Ditto.
2536 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
2538 * tree-ssa-pre.c: Fix typo in comment.
2539 (init_antic, fini_antic): Add explicit funtions for
2540 initializing and deinitializing ANTIC and AVAIL sets.
2541 (create_expression_by_pieces): Fix typo in comment.
2542 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
2543 (execute_pre): Eventually dump details about ANTIC_IN.
2545 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2547 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
2548 * gcc.c (translate_options, init_spec, store_arg, read_specs,
2549 add_to_obstack, file_at_path, find_a_file, execute,
2550 add_preprocessor_option, add_assembler_option, add_linker_option,
2551 process_command, insert_wrapper, do_option_spec, do_self_spec,
2552 spec_path, do_spec_1, is_directory, main, used_arg,
2553 getenv_spec_function): Likewise.
2554 * tlink.c (symbol_hash_lookup, file_hash_lookup,
2555 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2558 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2560 * doc/rtl.texi: Updated subreg section.
2562 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2565 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2566 node->needed and node->reachable.
2567 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2568 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2569 (expand_task_call): Don't call expand_task_copyfn.
2570 (expand_task_copyfn): Renamed to...
2571 (finalize_task_copyfn): ... this.
2573 2008-06-19 Jan Hubicka <jh@suse.cz>
2575 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2576 clobbering framepointer.
2578 2008-06-19 Jan Hubicka <jh@suse.cz>
2580 * tree-optimize.c (execute_early_local_optimizations): Set
2581 cgraph_state only at first invocation.
2583 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2585 * system.h (-Wc++-compat): Activate as a warning, no an error.
2587 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2589 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2590 instead of "#" in insn asm template.
2591 (*jcc_fused_2): Ditto.
2593 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2595 * config/i386/i386.h (ix86_tune_indices)
2596 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2597 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2598 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2599 (*jcc_fused_2): Ditto.
2600 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2601 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2602 (print operand): Handle 'E' and 'e' code.
2604 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2606 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2607 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2608 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2610 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2612 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2614 (cgraph_expand_function): Use local copy of decl.
2615 (cgraph_expand_all_functions): Remove redundant initialization of
2617 (cgraph_optimize): Reword internal_error message.
2619 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2621 * arm-protos.h (arm_return_in_memory): Remove public
2622 arm_return_in_memory() prototype.
2623 * arm.c (arm_return_in_memory): Add static prototype, add target
2624 hook macro, change definition and comments.
2625 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2627 2008-06-19 Ben Elliston <bje@au.ibm.com>
2629 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2630 real.c: Remove references to IEEE 754R.
2631 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2632 * doc/libgcc.texi (Decimal float library routines): Likewise.
2634 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2636 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2637 (default_unwind_word_mode): Add prototype.
2638 * targhooks.c (default_unwind_word_mode): New function.
2639 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2640 instead of word_mode.
2641 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2642 (TARGET_INITIALIZER): Use it.
2644 * c-common.c (handle_mode_attribute): Support "unwind_word"
2646 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2648 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2649 word_mode to access SjLj_Function_Context member "data".
2650 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2651 conversion from targetm.eh_return_filter_mode () to
2652 targetm.unwind_word_mode () if they differ.
2654 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2655 (BT_FN_UNWINDWORD_PTR): New function type.
2656 (BT_FN_WORD_PTR): Remove.
2657 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2658 * except.c (expand_builtin_extend_pointer): Convert pointer to
2659 targetm.unwind_word_mode () instead of word_mode.
2661 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2662 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2663 (spu_unwind_word_mode): New function.
2664 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2665 (TARGET_UNWIND_WORD_MODE): Define.
2666 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2668 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2670 * config/spu/spu.c (reg_align): Remove.
2671 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2672 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2673 (spu_split_store): Likewise.
2675 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2677 * gcc/tree-vn.c: Fix typo in comment.
2679 2008-06-18 Jan Hubicka <jh@suse.cz>
2681 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2682 toplevel reorder too.
2684 2008-06-18 Jan Hubicka <jh@suse.cz>
2686 * c-opts.c (c_common_post_options): PCH is not compatible with
2688 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2689 -fno-toplevel-reorder by default now.
2691 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2693 PR documentation/30739
2694 * doc/install.texi (Prerequisites): Document dependency on awk.
2696 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2697 Ian Lance Taylor <iant@google.com>
2699 PR rtl-optimization/35604
2700 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2701 only want to change jump destinations, not eventual label comparisons.
2703 2008-06-16 Jan Hubicka <jh@suse.cz>
2705 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2707 (cgraph_analyze_function): Likewise.
2709 2008-06-16 Jan Hubicka <jh@suse.cz>
2711 * cgraph.h (cgraph_mark_if_needed): New function.
2712 * cgraphunit.c (cgraph_mark_if_needed): New function.
2713 * c-decl.c (duplicate_decl): Use it.
2715 2008-06-16 Jan Hubicka <jh@suse.cz>
2717 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2720 2008-06-16 Jan Hubicka <jh@suse.cz>
2722 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2724 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2725 Kazu Hirata <kazu@codesourcery.com>
2726 Maxim Kuvyrkov <maxim@codesourcery.com
2728 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2729 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2730 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2731 EXTRA_SPEC_FUNCTIONS.
2732 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2733 (DRIVER_SELF_SPECS): Adjust.
2734 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2735 * config/mips/st.h, config/mips/t-st: New.
2736 * config/mips/driver-native.c, config/mips/x-native: New.
2737 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2740 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2742 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2744 (ISA_HAS_FP_CONDMOVE): New macro.
2745 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2746 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2747 (ISA_HAS_NMADD3_NMSUB3): New macro.
2748 * config/mips/mips.c (mips_rtx_costs): Update.
2749 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2750 compiling for ST Loongson 2E/2F.
2751 (madd<mode>): Rename to madd4<mode>. Update.
2752 (madd3<mode>): New pattern.
2753 (msub<mode>): Rename to msub4<mode>. Update.
2754 (msub3<mode>): New pattern.
2755 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2756 (nmadd3<mode>): New pattern.
2757 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2758 (nmadd3<mode>_fastmath): New pattern.
2759 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2760 (nmsub3<mode>): New pattern.
2761 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2762 (nmsub3<mode>_fastmath): New pattern.
2763 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2765 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2767 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2768 (DF_REF_INSN_INFO): New.
2769 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2770 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2771 with a NULL DF_REF_INSN_INFO.
2772 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2774 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2775 DF_INSN_INFO_EQ_USES): New.
2776 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2777 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2778 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2779 * df-core.c: Update comment for above changes.
2780 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2781 DF_INSN_UID_* macros.
2782 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2783 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2784 insn rtx. Update all callers.
2785 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2786 df_ref_create_structure, df_insn_refs_collect): Likewise.
2787 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2788 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2789 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2790 macros to access the insn refs.
2791 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2792 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2793 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2794 for accessing the refs.
2795 (try_fwprop_subst): Likewise.
2796 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2797 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2798 for accessing the refs.
2799 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2800 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2801 to look at the insn refs.
2802 (record_uses): Likewise.
2803 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2805 (mark_artificial_uses): Don't mark_insn for artificial refs.
2806 (mark_reg_rependencies): Likewise.
2808 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2810 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2812 * configure: Regenerate.
2814 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2816 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2817 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2818 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2820 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2822 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2823 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2824 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2826 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2828 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2829 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2830 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2832 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2834 * tree-ssa-sccvn.c: Fix format of comments.
2836 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2838 * cgraph.c: Remove unneeded forward declarations of eq_node()
2841 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2843 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2845 (see_update_relevancy): Likewise.
2846 * fwprop.c (try_fwprop_subst): Likewise.
2847 * rtlanal.c (noop_move_p): Likewise.
2848 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2849 notes to non-existing libcall blocks.
2850 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2852 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2853 (dead_libcall_p): Remove.
2854 (delete_trivially_dead_insns): Don't use it.
2855 * web.c (union_defs): Remove comment about keeping nops.
2856 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2857 (compute_hash_table_work): Don't track libcall notes.
2858 (do_local_cprop): Don't take libcall pointers. Don't update
2860 (adjust_libcall_notes): Deleted.
2861 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2862 ever have existed in the first place).
2863 (replace_store_insn): Don't try to remove libcall notes.
2864 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2865 (resolve_reg_notes): Don't call them.
2866 (resolve_simple_move): Likewise.
2867 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2868 Don't remove REG_RETVAL notes.
2869 * emit-rtl.c (try_split): Don't update libcall notes.
2870 (emit_copy_of_insn_after): Dito.
2871 * cselib.c (cselib_current_insn_in_libcall): Remove.
2872 (cselib_process_insn): Don't set/clear it.
2873 (new_elt_loc_list): Don't record it.
2874 (cselib_init): Don't initialize it.
2875 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2876 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2878 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2879 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2880 (init_deps): Don't initialize it.
2881 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2882 * combine.c (delete_noop_moves): Don't update libcall notes.
2883 (can_combine_p): Remove now pointless #if 0 block.
2884 (try_combine): Remove another obsolete #if 0 block.
2885 (distribute_notes): Don't distribute libcall notes.
2886 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2887 * dce.c (libcall_dead_p): Remove.
2888 (delete_unmarked_insns): Don't handle libcall blocks.
2889 (preserve_libcall_for_dce): Remove.
2890 (prescan_insns_for_dce): Don't special-case libcall block insns.
2891 * reload1 (reload): Don't handle libcall notes.
2892 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2895 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2897 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2898 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2899 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2901 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2903 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2904 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2905 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2907 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2909 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2911 2008-06-16 Ira Rosen <irar@il.ibm.com>
2913 PR tree-optimization/36493
2914 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2915 the arguments list. Use VECTYPE to create vector pointer.
2916 (vectorizable_store): Fail if accesses through a pointer to vectype
2917 do not alias the original memory reference operands.
2918 Call vect_create_data_ref_ptr without the removed argument.
2919 (vectorizable_load): Likewise.
2920 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2923 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2926 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2929 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2931 * config/mips/loongson2ef.md: New file.
2932 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2933 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2934 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2935 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2936 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2938 (loongson2ef.md): New include.
2939 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2940 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2941 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2942 (loongson_gt_<mode>, loongson_extract_halfword)
2943 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2944 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2945 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2946 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2947 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2948 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2949 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2950 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2951 (vec_interleave_low<mode>): Define type attribute.
2952 * config/mips/mips.c (mips_ls2): New static variable.
2953 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2954 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2955 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2956 Implement target scheduling hooks.
2957 (mips_multipass_dfa_lookahead): Update to handle tuning for
2959 (mips_sched_init): Initialize data for Loongson scheduling.
2960 (mips_ls2_variable_issue): New static function.
2961 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2963 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2964 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2965 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2966 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2967 Handle ST Loongson 2E/2F cores.
2968 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2970 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2972 * omp-low.c (extract_omp_for_data): Fix comment typo.
2975 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2977 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2978 FIXME note about gcc/config.guess.
2979 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2980 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2981 * doc/cppopts.texi: Likewise.
2982 * doc/extend.texi: Likewise.
2983 * doc/gcc.texi: Likewise.
2984 * doc/gccint.texi: Likewise.
2985 * doc/gcov.texi: Likewise.
2986 * doc/gty.texi: Likewise.
2987 * doc/hostconfig.texi: Likewise.
2988 * doc/install.texi: Likewise.
2989 * doc/invoke.texi: Likewise.
2990 * doc/loop.texi: Likewise.
2991 * doc/makefile.texi: Likewise.
2992 * doc/md.texi: Likewise.
2993 * doc/passes.texi: Likewise.
2994 * doc/tm.texi: Likewise.
2995 * doc/tree-ssa.texi: Likewise.
2996 * doc/trouble.texi: Likewise.
2998 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2999 Nathan Sidwell <nathan@codesourcery.com>
3000 Maxim Kuvyrkov <maxim@codesourcery.com>
3001 Richard Sandiford <rdsandiford@googlemail.com>
3003 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
3004 * config/mips/mips-protos.h (mips_expand_vector_init): New.
3005 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
3007 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
3008 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
3009 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
3011 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
3012 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
3013 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
3014 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
3015 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
3016 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
3017 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
3018 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
3019 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
3020 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
3021 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
3022 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
3023 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
3024 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
3025 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
3026 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
3027 (mips_builtins): Add Loongson builtins.
3028 (mips_loongson_2ef_bdesc): New.
3029 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
3030 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
3031 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
3032 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
3034 (mips_expand_vector_init): New.
3035 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
3036 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
3038 * config/mips/mips.md: Add unspec numbers for Loongson
3039 builtins. Include loongson.md.
3040 (MOVE64): Include Loongson vector modes.
3041 (SPLITF): Include Loongson vector modes.
3042 (HALFMODE): Handle Loongson vector modes.
3043 * config/mips/loongson.md: New.
3044 * config/mips/loongson.h: New.
3045 * config.gcc: Add loongson.h header for mips*-*-* targets.
3046 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
3048 2008-06-14 Joseph Myers <joseph@codesourcery.com>
3050 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
3051 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
3052 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
3053 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
3054 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
3055 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
3056 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
3057 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
3058 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
3059 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
3060 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
3061 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
3062 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
3063 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
3064 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
3065 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
3066 Remove use_fixproto=yes.
3067 (ia64*-*-hpux*): Remove comment about using fixproto.
3068 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
3070 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3072 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
3074 * configure: Regenerate.
3076 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
3079 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
3080 before evaluating it.
3082 2008-06-13 Jakub Jelinek <jakub@redhat.com>
3085 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
3086 nested inline functions.
3087 (start_decl, start_function): Don't invert DECL_EXTERNAL
3088 for nested inline functions.
3090 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3092 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
3093 splits that must be made for correctness.
3095 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3097 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
3098 (AVAIL_NON_MIPS16): Likewise.
3099 (mips_builtin_description): Replace target_flags with a predicate.
3100 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
3101 (dspr2_32): New availability predicates.
3102 (MIPS_BUILTIN): New macro.
3103 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
3104 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
3105 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
3106 Replace the TARGET_FLAGS parameters with AVAIL parameters.
3107 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
3108 (mips_dsp_32only_bdesc): Merge into...
3109 (mips_builtins): ...this new array.
3110 (mips_bdesc_map, mips_bdesc_arrays): Delete.
3111 (mips_init_builtins): Update after above changes.
3112 (mips_expand_builtin_1): Merge into...
3113 (mips_expand_builtin): ...here and update after above changes.
3115 2008-06-12 Paul Brook <paul@codesourcery.com>
3117 * longlong.h (__arm__): Define count_leading_zeros.
3118 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
3119 (clzsi2, clzdi2): New functions.
3120 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
3121 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
3122 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
3123 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
3124 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
3125 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
3126 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
3127 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3128 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
3129 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
3131 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
3133 * config/m68k/m68k.c (m68k_tune_flags): New.
3134 (override_options): Compute m68k_tune_flags.
3135 (MULL_COST, MULW_COST): Update for various variants of CFV2.
3136 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
3138 2008-06-12 Jakub Jelinek <jakub@redhat.com>
3141 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
3143 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
3145 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
3146 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
3148 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
3150 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
3151 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
3153 2008-06-12 Jakub Jelinek <jakub@redhat.com>
3156 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
3159 2008-06-12 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/36345
3162 * tree-flow.h (struct ptr_info_def): Align escape_mask,
3163 add memory_tag_needed flag.
3164 (may_alias_p): Declare.
3165 * tree-ssa-alias.c (may_alias_p): Export.
3166 (set_initial_properties): Use memory_tag_needed flag.
3167 (update_reference_counts): Likewise.
3168 (reset_alias_info): Reset memory_tag_needed flag.
3169 (create_name_tags): Check memory_tag_needed flag.
3170 (dump_points_to_info_for): Dump it.
3171 * tree-ssa-structalias.c (struct variable_info): Remove
3172 directly_dereferenced flag.
3173 (new_var_info): Do not initialize it.
3174 (process_constraint_1): Do not set it.
3175 (update_alias_info): Set is_dereferenced flag.
3176 (set_uids_in_ptset): Use may_alias_p.
3177 (set_used_smts): Check memory_tag_needed flag.
3178 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
3179 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
3180 memory_tag_needed flag.
3181 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
3184 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
3186 * config/i386/i386.c (ix86_compute_frame_layout): Disable
3187 red zone for w64 abi.
3188 (ix86_expand_prologue): Likewise.
3189 (ix86_force_to_memory): Likewise.
3190 (ix86_free_from_memory): Likewise.
3192 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
3195 * config/rs6000/rs6000.c (rs6000_override_options): Set
3196 rs6000_isel conditionally to the absence of comand line override.
3197 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3198 Remove duplicate rs6000_isel setting.
3199 * config/rs6000/eabispe.h: Ditto.
3201 2008-06-11 Richard Guenther <rguenther@suse.de>
3203 * alias.c (get_alias_set): Use the element alias-set for arrays.
3204 (record_component_aliases): For arrays and vectors do nothing.
3205 * c-common.c (strict_aliasing_warning): Handle the cases
3206 of alias set zero explicitly.
3207 * Makefile.in (dfp.o-warn): Add -Wno-error.
3209 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3211 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
3213 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
3214 tune_32 tune_64 to supported_defaults. Allow values not
3215 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
3216 x86_64. Do not override cpu_32 or cpu_64 values from target name.
3217 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
3218 with_cpu_64 to generic for 64-bit-supporting configurations, not
3219 with_cpu. Remove FIXMEs.
3220 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
3221 --with-arch-64, --with-tune-32, --with-tune-64): Document.
3222 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
3223 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
3224 arch_32 and arch_64.
3226 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
3227 Olivier Hainque <hainque@adacore.com>
3229 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
3230 Use DECL_SIZE_UNIT to retrieve the size of the field.
3232 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3234 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
3235 with function calls after declarations. Lay out
3236 neon_float_type_node before further use.
3238 2008-06-11 Richard Guenther <rguenther@suse.de>
3240 * tree-flow.h (may_point_to_global_var): Declare.
3241 * tree-ssa-alias.c (may_point_to_global_var): New function.
3242 * tree-ssa-sink.c (is_hidden_global_store): Use it.
3244 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
3246 * configure.ac: Teach that fido supports .debug_line.
3247 * configure: Regenerate.
3249 2008-06-10 Tom Tromey <tromey@redhat.com>
3251 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
3254 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3256 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
3257 (encode_decimal64, decode_decimal64, encode_decimal128,
3258 decode_decimal128): Reverse order of 32-bit parts of value if host
3259 and target endianness differ.
3261 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
3263 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
3264 Avoid division by 0.
3265 (tree_mod_pow2_value_transform): Likewise.
3266 (tree_ic_transform): Likewise.
3267 (tree_stringops_transform): Likewise.
3268 (tree_mod_subtract_transform): Likewise.
3269 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
3270 (copy_edges_for_bb): Likewise.
3271 (initialize_cfun): Likewise.
3273 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3275 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
3276 nonmemory_operand. Add "N" operand constraint.
3278 (*jcc_btdi_mask_rex64): New instruction and split pattern.
3279 (*jcc_btsi_mask): Ditto.
3280 (*jcc_btsi_mask_1): Ditto.
3282 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3284 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
3285 TYPE_CANONICAL for copied element type.
3287 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3290 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
3291 Add m_CORE2 and m_GENERIC.
3292 * config/i386/predicates.md (bt_comparison_operator): New predicate.
3293 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
3295 (*jcc_btdi_rex64): New instruction and split pattern.
3297 (*jcc_btsi_1): Ditto.
3298 (*btsq): Fix Intel asm dialect operand order.
3302 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
3305 * simplify-rtx.c (simplify_subreg): Add check for shift count
3308 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
3310 * doc/md.texi: Synchronize with later constraints.md change.
3311 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
3312 with a C implementation.
3313 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
3315 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
3316 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
3317 when moving to and from MD_REGNUM.
3318 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
3319 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
3320 Handle byte and halfword moves.
3321 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
3323 * config/mips/constraints.md (h): Turn into NO_REGS.
3324 (l, x): Update documentation.
3325 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
3326 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
3327 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
3328 (HILO): New mode iterator.
3330 (any_div): New code iterator.
3331 (u): Extend code attribute to div and udiv.
3332 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
3333 d_operand in the splitters. Remove redundant CONST_INT checks.
3334 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
3335 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
3336 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
3337 accordingly, using normal moves instead of unspecs to move LO into
3338 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
3339 (<u>mulsidi3): Handle expansion in C code.
3340 (<u>mulsidi3_32bit_internal): Rename to...
3341 (<u>mulsidi3_32bit): ...this.
3342 (<u>mulsidi3_32bit_r4000): Fix insn separator.
3343 (*<u>mulsidi3_64bit): Rename to...
3344 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
3345 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
3346 to set LO and HI to the multiplication result. Use a normal move
3347 for MFLO and an unspec for MFHI.
3348 (*<u>mulsidi3_64bit_parts): Replace with...
3349 (<u>mulsidi3_64bit_hilo): ...this new instruction.
3350 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
3351 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
3352 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
3353 instead of HI. Split the instruction into a separate multiplication
3354 and MFHI if !TARGET_FIX_R4000.
3355 (<su>muldi3_highpart): Likewise.
3356 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
3357 and the "=h" clobber.
3358 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
3359 (<u>mulditi3): New expander.
3360 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
3361 (madsi): Remove "=h" clobber.
3362 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
3363 Force the modulus result to be a GPR and split the instruction into
3364 a division followed by an MFHI after reload.
3365 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
3366 (*lea_high64): Use d_operand in the define_peephole2. Likewise
3367 the MIPS16 HIGH define_split.
3368 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
3369 of acc<->gpr moves to "multi".
3370 (*movdi_64bit): Replace the single "x" alternative with
3371 alternatives for moving into and out of "a".
3372 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
3373 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
3374 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
3375 Use d_operand in the splitters. Remove redundant CONST_INT checks.
3376 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
3377 (movti): New expander.
3378 (*movti, *movti_mips16): New insns.
3379 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
3380 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
3381 (mthi<GPR:mode>_<HILO:mode>): Likewise.
3382 * config/mips/predicates.md (fpr_operand): Delete.
3383 (d_operand): New predicate.
3385 2008-06-09 Michael Meissner <michael.meissner@amd.com>
3387 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
3388 failure on some Bourne shells.
3389 (x86_64-*-*): Ditto.
3391 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
3393 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
3395 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3397 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
3398 (sparc-sun-solaris2*): Likewise.
3400 2008-06-09 Arnaud Charlet <charlet@adacore.com
3402 * doc/install.texi: Update requirements to build the Ada compiler.
3404 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
3406 * df-scan.c (struct df_scan_problem_data): Remove the
3407 mw_link_pool alloc pool.
3408 (df_scan_free_internal): Don't free it.
3409 (df_scan_alloc): Don't allocate it.
3410 * df.h (struct df_link): Update comment.
3412 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
3414 * except.h: Correct checks for when SJLJ exceptions must be used.
3416 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3418 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
3421 2008-06-08 Joseph Myers <joseph@codesourcery.com>
3423 PR tree-optimization/36218
3424 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
3425 configure for the build system.
3426 (BUILD_LDFLAGS): Define.
3427 * configure: Regenerate.
3428 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
3430 2008-07-08 Anatoly Sokolov <aesok@post.ru>
3433 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
3434 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
3435 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
3437 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
3439 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
3441 2008-06-07 Joseph Myers <joseph@codesourcery.com>
3443 * config.gcc (Obsolete configurations): Remove list of
3445 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
3446 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
3447 targets matched by those patterns.
3448 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
3449 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
3450 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
3451 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
3452 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3453 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3454 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
3455 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
3456 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
3457 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
3458 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
3459 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
3460 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
3461 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
3462 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
3463 Make code for Solaris 7 and greater unconditional for Solaris.
3464 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
3465 Remove --with-* handling.
3466 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
3467 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
3468 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
3469 LINK_OS_WINDISS_SPEC): Remove.
3470 * config/rs6000/sysv4.opt (mwindiss): Remove.
3471 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
3472 * configure: Regenerate.
3473 * doc/cpp.texi: Don't mention BeOS.
3474 * doc/extend.texi (interrupt): Don't mention MS1.
3475 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
3476 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
3477 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
3478 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
3479 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
3481 * doc/invoke.texi (MT Options): Remove.
3482 (-mwindiss): Remove.
3483 (CRIS Options): Remove cris-axis-aout references.
3484 (HPPA Options): Don't mention hppa1.1-*-pro.
3485 * doc/md.texi: (MorphoTech family): Remove.
3486 * libgcc2.c: Don't handle UWIN.
3487 * config/alpha/t-unicosmk: Remove.
3488 * config/alpha/unicosmk.h: Remove.
3489 * config/arm/kaos-arm.h: Remove.
3490 * config/arm/kaos-strongarm.h: Remove.
3491 * config/arm/strongarm-coff.h: Remove.
3492 * config/arm/strongarm-elf.h: Remove.
3493 * config/arm/strongarm-pe.h: Remove.
3494 * config/arm/t-strongarm-pe: Remove.
3495 * config/arm/t-xscale-coff: Remove.
3496 * config/arm/t-xscale-elf: Remove.
3497 * config/arm/xscale-coff.h: Remove.
3498 * config/arm/xscale-elf.h: Remove.
3499 * config/chorus.h: Remove.
3500 * config/cris/aout.h: Remove.
3501 * config/cris/aout.opt: Remove.
3502 * config/cris/t-aout: Remove.
3503 * config/i386/beos-elf.h: Remove.
3504 * config/i386/kaos-i386.h: Remove.
3505 * config/i386/ptx4-i.h: Remove.
3506 * config/i386/sco5.h: Remove.
3507 * config/i386/sco5.opt: Remove.
3508 * config/i386/sysv4-cpp.h: Remove.
3509 * config/i386/sysv5.h: Remove.
3510 * config/i386/t-beos: Remove.
3511 * config/i386/t-sco5: Remove.
3512 * config/i386/t-uwin: Remove.
3513 * config/i386/uwin.asm: Remove.
3514 * config/i386/uwin.h: Remove.
3515 * config/kaos.h: Remove.
3516 * config/mips/windiss.h: Remove.
3517 * config/mt: Remove directory.
3518 * config/pa/pa-osf.h: Remove.
3519 * config/pa/pa-pro-end.h: Remove.
3520 * config/pa/t-pro: Remove.
3521 * config/ptx4.h: Remove.
3522 * config/rs6000/beos.h: Remove.
3523 * config/rs6000/kaos-ppc.h: Remove.
3524 * config/rs6000/t-beos: Remove.
3525 * config/rs6000/windiss.h: Remove.
3526 * config/sh/kaos-sh.h: Remove.
3527 * config/sol2-6.h: Remove.
3528 * config/sparc/sol26-sld.h: Remove.
3529 * config/sparc/sysv4-only.h: Remove.
3530 * config/vax/bsd.h: Remove.
3531 * config/vax/t-memfuncs: Remove.
3532 * config/vax/ultrix.h: Remove.
3533 * config/vax/vaxv.h: Remove.
3534 * config/windiss.h: Remove.
3536 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3538 PR rtl-optimization/36438
3539 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
3540 for vector shifts with constant scalar shift operands.
3542 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3544 * doc/invoke.texi: Document -march=xlr.
3545 * config/mips/xlr.md: New file.
3546 * config/mips/mips.md: Include it.
3548 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
3549 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
3550 (mips_rtx_cost_data): Likewise.
3552 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
3554 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
3555 PRE_INC and PRE_DEC cases.
3557 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3559 PR rtl-optimization/36419
3560 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3561 the emitting jump insn.
3564 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3565 is not bool, boolify the whole *expr_p and convert to the desired type.
3567 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3569 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3570 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3571 Add omp_private_outer_ref hook, add another argument to
3572 omp_clause_default_ctor hook.
3573 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3574 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3575 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3576 hook_tree_tree_tree_tree_null.
3577 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3578 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3579 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3580 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3581 * tree.def (OMP_TASK): New tree code.
3582 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3583 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3584 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3585 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3586 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3587 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3588 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3589 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3590 (OMP_DIRECTIVE_P): Add OMP_TASK.
3591 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3592 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3593 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3594 and OMP_CLAUSE_UNTIED entries.
3595 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3597 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3598 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3599 * tree-pretty-print.c (dump_omp_clause): Handle
3600 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3601 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3602 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3603 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3604 warning about unsigned iterators. Change decl/init/cond/incr
3605 arguments to TREE_VECs, check arguments for all collapsed loops.
3606 (c_finish_omp_taskwait): New function.
3607 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3609 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3610 default_function_array_conversion on init. Add par_clauses argument.
3611 If decl is present in parallel's lastprivate clause, change it to
3612 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3613 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3614 collapse count in clauses.
3615 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3616 c_parser_omp_for_loop callers.
3617 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3618 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3619 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3620 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3622 (c_parser_omp_clause_schedule): Handle schedule(auto).
3623 Include correct location in the error message.
3624 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3625 and PRAGMA_OMP_CLAUSE_UNTIED.
3626 (OMP_TASK_CLAUSE_MASK): Define.
3627 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3628 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3629 * tree-nested.c (convert_nonlocal_omp_clauses,
3630 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3631 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3632 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3633 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3635 (conver_nonlocal_reference, convert_local_reference,
3636 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3637 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3638 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3639 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3640 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3641 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3642 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3643 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3644 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3646 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3647 * c-common.h (c_finish_omp_taskwait): New prototype.
3648 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3649 * tree-parloops.c (create_parallel_loop): Create 1 entry
3650 vectors for OMP_FOR_{INIT,COND,INCR}.
3651 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3652 (make_edges): Handle OMP_TASK.
3653 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3654 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3655 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3656 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3657 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3658 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3659 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3660 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3661 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3662 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3663 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3664 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3665 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3666 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3667 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3668 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3669 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3670 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3671 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3672 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3673 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3674 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3675 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3676 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3677 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3678 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3679 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3680 original iterator is present in lastprivate clause or if
3681 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3682 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3683 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3684 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3685 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3686 if it is set, lookup var in outer contexts too. Handle
3687 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3688 to be implicitly determined firstprivate for task regions.
3689 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3690 if it is set, lookup var in outer contexts too. Set
3691 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3692 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3693 OMP_CLAUSE_UNTIED. Take region_type as last argument
3694 instead of in_parallel and in_combined_parallel.
3695 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3697 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3698 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3699 (new_omp_context): Set default_kind to
3700 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3701 (omp_region_type): New enum.
3702 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3703 fields, add region_type.
3704 (new_omp_context): Take region_type as argument instead of is_parallel
3705 and is_combined_parallel.
3706 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3707 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3708 ctx->is_combined_parallel checks.
3709 (gimplify_omp_task): New function.
3710 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3712 * omp-low.c (extract_omp_for_data): Use schedule(static)
3713 for schedule(auto). Handle pointer and unsigned iterators.
3714 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3715 Add loops argument. Extract data for collapsed OMP_FOR loops.
3716 (expand_parallel_call): Assert sched_kind isn't auto,
3717 map runtime schedule to index 3.
3718 (struct omp_for_data_loop): New type.
3719 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3720 Add loop, loops, collapse and iter_type fields.
3721 (workshare_safe_to_combine_p): Disallow combined for if
3722 iter_type is unsigned long long. Don't combine collapse > 1 loops
3723 unless all bounds and steps are constant. Adjust extract_omp_for_data
3725 (expand_omp_for_generic): Handle pointer, unsigned and long long
3726 iterators. Handle collapsed OMP_FOR loops. Adjust
3727 for struct omp_for_data changes. If libgomp function doesn't return
3728 boolean_type_node, add comparison of the return value with 0.
3729 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3730 pointer, unsigned and long long iterators. Adjust for struct
3731 omp_for_data changes.
3732 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3733 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3734 unsigned long long. Allocate loops array, pass it to
3735 extract_omp_for_data. For collapse > 1 loops use always
3736 expand_omp_for_generic.
3737 (omp_context): Add sfield_map and srecord_type fields.
3738 (is_task_ctx, lookup_sfield): New functions.
3739 (use_pointer_for_field): Use is_task_ctx helper. Change first
3740 argument's type from const_tree to tree. Clarify comment.
3741 In OMP_TASK disallow copy-in/out sharing.
3742 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3743 (install_var_field): Add mask argument. Populate both record_type
3744 and srecord_type if needed.
3745 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3747 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3748 and DECL_FIELD_OFFSET.
3749 (scan_sharing_clauses): Adjust install_var_field callers. For
3750 firstprivate clauses on explicit tasks allocate the var by value in
3751 record_type unconditionally, rather than by reference.
3752 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3753 Use is_taskreg_ctx instead of is_parallel_ctx.
3754 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3755 (create_omp_child_function_name): Add task_copy argument, use
3756 *_omp_cpyfn* names if it is true.
3757 (create_omp_child_function): Add task_copy argument, if true create
3758 *_omp_cpyfn* helper function.
3759 (scan_omp_parallel): Adjust create_omp_child_function callers.
3760 Rename parallel_nesting_level to taskreg_nesting_level.
3761 (scan_omp_task): New function.
3762 (lower_rec_input_clauses): Don't run constructors for firstprivate
3763 explicit task vars which are initialized by *_omp_cpyfn*.
3764 Pass outer var ref to omp_clause_default_ctor hook if
3765 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3766 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3767 OMP_CLAUSE_REDUCTION_INIT.
3768 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3769 avoid duplicate setting of fields. Handle
3770 OMP_CLAUSE_PRIVATE_OUTER_REF.
3771 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3772 copy-out if TREE_READONLY, only copy-in.
3773 (expand_task_copyfn): New function.
3774 (expand_task_call): New function.
3775 (struct omp_taskcopy_context): New type.
3776 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3778 (lower_omp_parallel): Rename to...
3779 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3780 Call create_task_copyfn if srecord_type is needed. Adjust
3782 (task_shared_vars): New variable.
3783 (check_omp_nesting_restrictions): Warn if work-sharing,
3784 barrier, master or ordered region is closely nested inside OMP_TASK.
3785 Add warnings for barrier if closely nested inside of work-sharing,
3786 ordered, or master region.
3787 (scan_omp_1): Call check_omp_nesting_restrictions even for
3788 GOMP_barrier calls. Rename parallel_nesting_level to
3789 taskreg_nesting_level. Handle OMP_TASK.
3790 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3791 work-sharing construct, continue looking for them on parent parallel
3793 (lower_omp_for_lastprivate): Add lastprivate clauses
3794 to the beginning of dlist rather than end. Adjust for struct
3795 omp_for_data changes.
3796 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3797 not after it. Handle collapsed OMP_FOR loops, adjust for
3798 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3799 (get_ws_args_for): Adjust extract_omp_for_data caller.
3800 (scan_omp_for): Handle collapsed OMP_FOR
3801 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3802 (lower_omp_single_simple): If libgomp function doesn't return
3803 boolean_type_node, add comparison of the return value with 0.
3804 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3805 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3806 (parallel_nesting_level): Rename to...
3807 (taskreg_nesting_level): ... this.
3808 (is_taskreg_ctx): New function.
3809 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3811 (execute_lower_omp): Rename parallel_nesting_level to
3812 taskreg_nesting_level.
3813 (expand_omp_parallel): Rename to...
3814 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3815 Call omp_task_call for OMP_TASK regions.
3816 (expand_omp): Adjust caller, handle OMP_TASK.
3817 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3819 * bitmap.c (bitmap_default_obstack_depth): New variable.
3820 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3821 if argument is NULL and bitmap_default_obstack is already initialized.
3822 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3824 * matrix-reorg.c (matrix_reorg): Likewise.
3826 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.md (*indirect_jump): Macroize using P
3829 mode iterator. Remove !TARGET_64BIT from insn constraints.
3830 (*tablejump_1): Ditto.
3831 (*indirect_jump_rex64): Remove insn pattern.
3832 (*tablejump_1_rex64): Ditto.
3833 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3834 and eh_return_si insn patterns.
3836 2008-06-06 Richard Guenther <rguenther@suse.de>
3838 * tree-ssa-structalias.c (merge_smts_into): Remove.
3839 (find_what_p_points_to): Do not bother to compute the
3840 points-to set for pt_anything pointers.
3841 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3842 for pt_anything pointers is ok.
3844 2008-06-06 Jan Hubicka <jh@suse.cz>
3846 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3848 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3850 * cgraph.c: Fix typos in comments.
3851 (cgraph_availability_names): Fix string typo.
3852 * fold-const.c: Fix typos in comments.
3853 (fold_binary): Fix typo in warning.
3854 * genautomata.c: Fix typos in comments.
3855 (check_presence_pattern_sets): Fix typo in local variable.
3856 (output_description): Fix typo in output.
3857 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3858 * hwint.h: Likewise.
3859 * matrix-reorg.c (check_allocation_function): Likewise.
3860 * omega.c (smooth_weird_equations): Likewise.
3861 * auto-inc-dec.c: Fix typos in comments.
3862 * bb-reorder.c: Likewise.
3863 * builtins.c: Likewise.
3864 * c-common.c: Likewise.
3865 * c-cppbuiltin.c: Likewise.
3866 * c-parser.c: Likewise.
3867 * c-pretty-print.c: Likewise.
3868 * cfgcleanup.c: Likewise.
3869 * cfgexpand.c: Likewise.
3870 * cfghooks.c: Likewise.
3871 * cfglayout.c: Likewise.
3872 * cfgloopmanip.c: Likewise.
3873 * cgraphunit.c: Likewise.
3874 * coverage.c: Likewise.
3875 * dbxout.c: Likewise.
3876 * df-byte-scan.c: Likewise.
3877 * df-core.c: Likewise.
3878 * df-problems.c: Likewise.
3879 * df-scan.c: Likewise.
3881 * dominance.c: Likewise.
3882 * domwalk.c: Likewise.
3884 * dwarf2out.c: Likewise.
3885 * emit-rtl.c: Likewise.
3886 * et-forest.c: Likewise.
3887 * function.c: Likewise.
3888 * function.h: Likewise.
3890 * gcov-io.c: Likewise.
3893 * genattrtab.c: Likewise.
3894 * ggc-page.c: Likewise.
3895 * gimplify.c: Likewise.
3896 * gthr-lynx.h: Likewise.
3897 * haifa-sched.c: Likewise.
3898 * ipa-cp.c: Likewise.
3899 * ipa-inline.c: Likewise.
3900 * ipa-prop.h: Likewise.
3901 * ipa-pure-const.c: Likewise.
3902 * ipa-struct-reorg.c: Likewise.
3903 * ipa-struct-reorg.h: Likewise.
3904 * ipa-type-escape.c: Likewise.
3906 * loop-doloop.c: Likewise.
3907 * mips-tfile.c: Likewise.
3908 * mkmap-flat.awk: Likewise.
3909 * mkmap-symver.awk: Likewise.
3910 * modulo-sched.c: Likewise.
3911 * omp-low.c: Likewise.
3912 * optabs.c: Likewise.
3913 * optabs.h: Likewise.
3915 * passes.c: Likewise.
3916 * postreload-gcse.c: Likewise.
3917 * postreload.c: Likewise.
3918 * predict.c: Likewise.
3919 * pretty-print.h: Likewise.
3920 * profile.c: Likewise.
3921 * protoize.c: Likewise.
3922 * ra-conflict.c: Likewise.
3924 * recog.c: Likewise.
3925 * regclass.c: Likewise.
3927 * reload.c: Likewise.
3928 * rtl-error.c: Likewise.
3929 * rtlanal.c: Likewise.
3931 * sched-rgn.c: Likewise.
3934 * target.h: Likewise.
3935 * tree-dfa.c: Likewise.
3936 * tree-eh.c: Likewise.
3937 * tree-flow-inline.h: Likewise.
3938 * tree-inline.c: Likewise.
3939 * tree-into-ssa.c: Likewise.
3940 * tree-loop-distribution.c: Likewise.
3941 * tree-nested.c: Likewise.
3942 * tree-parloops.c: Likewise.
3943 * tree-pass.h: Likewise.
3944 * tree-pretty-print.c: Likewise.
3945 * tree-profile.c: Likewise.
3946 * tree-scalar-evolution.c: Likewise.
3947 * tree-sra.c: Likewise.
3948 * tree-ssa-alias-warnings.c: Likewise.
3949 * tree-ssa-ccp.c: Likewise.
3950 * tree-ssa-coalesce.c: Likewise.
3951 * tree-ssa-dom.c: Likewise.
3952 * tree-ssa-dse.c: Likewise.
3953 * tree-ssa-forwprop.c: Likewise.
3954 * tree-ssa-live.c: Likewise.
3955 * tree-ssa-live.h: Likewise.
3956 * tree-ssa-loop-im.c: Likewise.
3957 * tree-ssa-loop-ivopts.c: Likewise.
3958 * tree-ssa-loop-niter.c: Likewise.
3959 * tree-ssa-loop-prefetch.c: Likewise.
3960 * tree-ssa-phiopt.c: Likewise.
3961 * tree-ssa-phiprop.c: Likewise.
3962 * tree-ssa-sccvn.c: Likewise.
3963 * tree-ssa-ter.c: Likewise.
3964 * tree-ssa-threadupdate.c: Likewise.
3965 * tree-ssa.c: Likewise.
3966 * tree-vect-analyze.c: Likewise.
3967 * tree-vect-transform.c: Likewise.
3968 * tree-vectorizer.c: Likewise.
3969 * tree-vn.c: Likewise.
3970 * tree-vrp.c: Likewise.
3972 * tree.def: Likewise.
3974 * unwind-dw2-fde.c: Likewise.
3975 * unwind.inc: Likewise.
3976 * value-prof.c: Likewise.
3977 * vmsdbgout.c: Likewise.
3979 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3981 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3982 always place FP constants in the TOC for TARGET_POWERPC64.
3983 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3985 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3987 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3988 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3989 enable for TARGET_E500_DOUBLE.
3990 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3991 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3992 floating-point modes like integer modes for E500 double.
3993 (rs6000_legitimate_offset_address_p): Likewise.
3994 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3995 addressing for DDmode for E500 double.
3996 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3997 modes as using 64-bits of registers for E500 double.
3998 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3999 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
4000 specially for E500 double.
4001 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
4002 TDmode for E500 double.
4003 (rs6000_gimplify_va_arg): Only handle SDmode in registers
4004 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
4005 (rs6000_split_multireg_move): Do not handle TDmode specially for
4007 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
4008 using 64-bit registers for E500 double.
4009 (emit_frame_save): Do not handle DDmode specially for E500 double.
4010 (gen_frame_mem_offset): Likewise.
4011 (rs6000_function_value): Do not call spe_build_register_parallel
4012 for DDmode or TDmode.
4013 (rs6000_libcall_value): Likewise.
4014 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
4015 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
4018 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
4020 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
4023 2008-06-04 Junjie Gu <jgu@tensilica.com>
4025 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
4026 comparison for frame pointers.
4028 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
4031 * config/avr/avr.h (PUSH_ROUNDING): Remove.
4033 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
4036 * builtins.c (expand_builtin_signbit): Don't take lowpart when
4037 register is already smaller or equal to required mode.
4039 2008-06-04 Xinliang David Li <davidxl@google.com>
4041 * tree-call-cdce.c: New file.
4042 (cond_dead_built_in_calls): New static variable.
4043 (input_domain): New struct.
4044 (check_pow): New function.
4045 (check_builtin_call): Ditto.
4046 (check_target_format): Ditto.
4047 (is_call_dce_candidate): Ditto.
4048 (gen_one_condition): Ditto.
4049 (gen_conditions_for_domain): Ditto.
4050 (get_domain): Ditto.
4051 (gen_conditions_for_pow_cst_base): Ditto.
4052 (gen_conditions_for_pow_int_base): Ditto.
4053 (gen_conditions_for_pow): Ditto.
4054 (get_no_error_domain): Ditto.
4055 (gen_shrink_wrap_conditions): Ditto.
4056 (shrink_wrap_one_built_in_call): Ditto.
4057 (shink_wrap_conditional_dead_built_in_calls): Ditto.
4058 (tree_call_cdce): Ditto.
4059 (gate_call_cdce): Ditto.
4060 (pass_call_cdce): New gimple pass.
4061 * passes.c: (init_optimization_passes): New pass.
4062 * tree-pass.h: New pass declaration.
4063 * opts.c (decode_options): New flag setting.
4064 * common.opt: Add -ftree-builtin-call-dce flag.
4065 * Makefile.in: Add new source file.
4066 * tempvar.def: New tv_id.
4067 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
4069 2008-06-04 Richard Guenther <rguenther@suse.de>
4071 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
4072 (is_call_clobbered): Always check var_ann->call_clobbered.
4073 (mark_call_clobbered): Always set var_ann->call_clobbered.
4074 (clear_call_clobbered): Always clear var_ann->call_clobbered.
4075 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
4076 (reset_alias_info): Clear call clobbering info on MTAGs and
4078 (set_pt_anything): Set pt_global_mem.
4079 (create_tag_raw): Adjust comment.
4080 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
4082 2008-06-04 Joseph Myers <joseph@codesourcery.com>
4083 Maxim Kuvyrkov <maxim@codesourcery.com>
4085 * config/m68k/m68k.opt (mxgot): New option.
4086 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
4087 (m68k_output_addr_const_extra): New.
4088 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
4089 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
4090 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
4091 * doc/invoke.texi (M680x0 Options): Document -mxgot.
4093 2008-06-04 Richard Guenther <rguenther@suse.de>
4095 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
4096 negative or non-representable offsets.
4098 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
4100 * config/i386/i386.c (ix86_gen_leave): New.
4101 (ix86_gen_pop1): Likewise.
4102 (ix86_gen_add3): Likewise.
4103 (ix86_gen_sub3): Likewise.
4104 (ix86_gen_sub3_carry): Likewise.
4105 (ix86_gen_one_cmpl2): Likewise.
4106 (ix86_gen_monitor): Likewise.
4107 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
4108 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
4109 ix86_gen_one_cmpl2 and ix86_gen_monitor.
4110 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
4111 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
4112 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
4113 (ix86_expand_epilogue): Updated.
4114 (print_operand): Handle integer register operand for 'z'.
4115 (ix86_expand_strlensi_unroll_1): Likewise.
4116 (ix86_expand_strlen): Likewise.
4117 (ix86_expand_builtin): Likewise.
4118 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
4119 mov{q}/mov{l} and add{q}/add{l}.
4121 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4123 * config/i386/i386.md (P): New mode iterator.
4124 (SFmode push_operand splitter): Macroize DImode and SImode pushes
4125 using P mode iterator.
4126 (DFmode push_operand splitter): Ditto.
4127 (XFmode push_operand splitter): Ditto.
4128 (DFmode float_extend SFmode push_operand splitter): Ditto.
4129 (XFmode float_extend SFmode push_operand splitter): Do not generate
4130 SImode pushes for 64bit target. Macroize Dimode and SImode
4131 pushes using P mode iterator.
4132 (XFmode float_extend DFmode push_operand splitter): Ditto.
4134 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4136 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
4137 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
4138 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
4140 (ix86_call_abi_override): Remove check for call_used_regs.
4142 2008-06-03 Richard Guenther <rguenther@suse.de>
4144 * tree-ssa-structalias.c (find_func_aliases): Add constraints
4145 for the lhs of calls if the return type contains pointers.
4147 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4149 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
4150 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
4151 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
4152 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
4153 of cfun and DEFAULT_ABI to deceide abi mode.
4155 (REG_PARM_STACK_SPACE): Removed.
4156 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
4157 (STACK_BOUNDARY): Use default target to deceide stack boundary.
4158 * config/i386/i386-protos.h (ix86_cfun_abi): New.
4159 (ix86_function_abi): Likewise.
4160 (ix86_function_type_abi): Likewise.
4161 (ix86_call_abi_override): Likewise.
4162 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
4163 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
4164 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
4165 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
4167 (X86_64_REGPARM_MAX): New.
4168 (X86_64_SSE_REGPARM_MAX): New.
4169 (X64_REGPARM_MAX): New.
4170 (X64_SSE_REGPARM_MAX): New.
4171 (X86_32_REGPARM_MAX): New.
4172 (X86_32_SSE_REGPARM_MAX): New.
4173 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
4174 (ix86_function_regparm): Handle user calling abi.
4175 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
4176 by DEFAULT_ABI versus SYSV_ABI check.
4177 (ix86_reg_parm_stack_space): New.
4178 (ix86_function_type_abi): New.
4179 (ix86_call_abi_override): New.
4180 (ix86_function_abi): New.
4181 (ix86_cfun_abi): New.
4182 (init_cumulative_args): Call abi specific initialization.
4183 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
4184 (function_arg_64): Extend SSE_REGPARM_MAX check.
4185 (function_arg (): Remove TARGET_64BIT_MS_ABI.
4186 (ix86_pass_by_reference): Likewise.
4187 (ix86_function_value_regno_p): Likewise.
4188 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
4189 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
4190 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
4191 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
4192 (setup_incoming_varargs_64): Adjust regparm for call abi.
4193 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
4194 (ix86_va_start): Likewise.
4195 (ix86_gimplify_va_arg): Likewise.
4196 (ix86_expand_prologue): Likewise.
4197 (output_pic_addr_const): Likewise.
4198 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
4199 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
4200 (x86_output_mi_thunk): Likewise.
4201 (x86_function_profiler): Likewise.
4202 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
4203 (SYSV_ABI, MS_ABI): New constants.
4205 (init_regs): Add prototype of function in regclass.c file.
4206 (OVERRIDE_ABI_FORMAT): New.
4207 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
4208 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
4209 (OUTGOING_REG_PARM_STACK_SPACE): New.
4210 (ix86_reg_parm_stack_space): New prototype.
4211 (CUMULATIVE_ARGS): Add call_abi member.
4212 (machine_function): Add call_abi member.
4213 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
4214 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
4216 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
4219 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
4220 (avr_builtin_setjmp_frame_value): New function.
4221 * config/avr/avr.md (nonlocal_goto_receiver): Define.
4222 (nonlocal_goto): Define.
4224 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
4226 * config/mips/mips.c (mips_emit_loadgp): Return early if
4227 there is nothing do to, otherwise emit a blockage if
4228 !TARGET_EXPLICIT_RELOCS || crtl->profile.
4229 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
4231 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4233 * configure.ac: Drop unneeded backslash ending up in config.in.
4234 * acinclude.m4: Likewise.
4235 * config.in: Regenerate.
4237 2008-05-26 Jan Hubicka <jh@suse.cz>
4239 * predict.c (maybe_hot_frequency_p): Break out of...
4240 (maybe_hot_bb_p): ... here.
4241 (maybe_hot_edge_p): New.
4242 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
4243 * basic-block.h (maybe_hot_edge_p): Declare.
4245 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4247 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
4248 (*cmpfp_<mode>_cc): Ditto.
4249 (*fp_jcc_8<mode>_387): Ditto.
4250 (*fop_<MODEF:mode>_2_i387): Ditto.
4251 (*fop_<MODEF:mode>_3_i387): Ditto.
4252 (*fop_xf_2_i387): Ditto.
4253 (*fop_xf_3_i387): Ditto.
4255 2008-06-02 Tomas Bily <tbily@suse.cz>
4257 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
4259 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4261 * config/mips/mips.c (mips_valid_offset_p): New function.
4262 (mips_valid_lo_sum_p): Likewise.
4263 (mips_classify_address): Use them.
4264 (mips_force_address): New function.
4265 (mips_legitimize_address): Use it.
4266 * config/mips/mips.md (MOVE128): New mode iterator.
4267 (movtf): Require TARGET_64BIT. Remove empty strings.
4268 (*movtf_internal): Rename to...
4269 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
4270 of "R" and use {,fp}{load,store} attributes instead of "multi".
4271 Use a separate define_split.
4272 (*movtf_mips16): New pattern.
4274 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4276 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
4277 * config/mips/mips.c (mips_expand_before_return): New function.
4278 (mips_expand_epilogue): Call it.
4279 * config/mips/mips.md (return): Turn into a define_expand.
4280 (*return): New insn.
4282 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4284 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
4285 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
4286 functions. Do not emit uses and clobbers of CONCATs; individually
4287 use and clobber their operands.
4288 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
4289 gen_clobber, emit_use and gen_use.
4290 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
4291 (expand_builtin_return): Likewise.
4292 * cfgbuild.c (count_basic_blocks): Likewise.
4293 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
4294 * explow.c (emit_stack_restore): Likewise.
4295 * expmed.c (extract_bit_field_1): Likewise.
4296 * expr.c (convert_move, emit_move_complex_parts): Likewise.
4297 (emit_move_multi_word, store_constructor): Likewise.
4298 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
4299 (thread_prologue_and_epilogue_insns): Likewise.
4300 * lower-subreg.c (resolve_simple_move): Likewise.
4301 * optabs.c (widen_operand, expand_binop): Likewise.
4302 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
4303 * reload.c (find_reloads): Likewise.
4304 * reload1.c (eliminate_regs_in_insn): Likewise.
4305 * stmt.c (expand_nl_goto_receiver): Likewise.
4306 * config/alpha/alpha.md (builtin_longjmp): Likewise.
4307 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4308 * config/arm/arm.c (arm_load_pic_register): Likewise.
4309 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
4310 * config/arm/arm.md (untyped_return): Likewise.
4311 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
4312 * config/avr/avr.c (expand_prologue): Likewise.
4313 * config/bfin/bfin.c (do_unlink): Likewise.
4314 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
4315 * config/cris/cris.c (cris_expand_prologue): Likewise.
4316 * config/darwin.c (machopic_indirect_data_reference): Likewise.
4317 (machopic_legitimize_pic_address): Likewise.
4318 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
4319 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
4320 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
4321 (ix86_expand_convert_uns_didf_sse): Likewise.
4322 (ix86_expand_vector_init_general): Likewise.
4323 * config/ia64/ia64.md (eh_epilogue): Likewise.
4324 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
4325 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
4326 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
4327 (config/iq2000/iq2000.c): Likewise.
4328 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4329 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
4330 (builtin_longjmp): Likewise.
4331 * config/mn10300/mn10300.md (call, call_value): Likewise.
4332 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
4333 * config/pdp11/pdp11.md (abshi2): Likewise.
4334 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4335 * config/s390/s390.c (s390_emit_prologue): Likewise.
4336 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
4337 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
4338 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
4339 * config/sh/sh.c (prepare_move_operands): Likewise.
4340 (output_stack_adjust, sh_expand_epilogue): Likewise.
4341 (sh_set_return_address, sh_expand_t_scc): Likewise.
4342 * config/sparc/sparc.c (load_pic_register): Likewise.
4343 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
4344 * config/spu/spu.c (spu_expand_epilogue): Likewise.
4345 * config/v850/v850.c (expand_epilogue): Likewise.
4347 2008-05-31 Anatoly Sokolov <aesok@post.ru>
4349 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
4350 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
4351 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
4352 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
4353 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
4354 stack pointer register.
4355 (output_movhi): Remove code for interrupt specific writing to the
4356 stack pointer register.
4358 2008-05-31 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/34244
4361 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
4362 (tree_expr_nonzero_warnv_p): Likewise.
4363 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4364 ssa_name_nonnegative_p.
4365 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
4366 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
4367 not tree_expr_nonzero_warnv_p.
4369 PR tree-optimization/36262
4371 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
4373 PR tree-optimization/34244
4374 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
4375 (record_numbers_of_iterations): New function.
4376 (execute_vrp): Cache the numbers of iterations of loops.
4377 * tree-scalar-evolution.c (scev_reset_except_niters):
4379 (scev_reset): Use scev_reset_except_niters.
4380 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
4382 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
4384 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4385 __WORKAROUND_RETS when appropriate.
4387 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4389 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
4390 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
4392 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
4393 *fop_df_comm_sse insn patterns using MODEF mode iterator.
4394 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
4395 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
4396 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
4397 *fop_df_1_mixed insn patterns using MODEF mode iterator.
4398 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
4399 *fop_df_1_sse insn patterns using MODEF mode iterator.
4400 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
4401 *fop_df_1_i387 insn patterns using MODEF mode iterator.
4402 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
4403 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
4404 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
4405 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
4406 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
4407 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
4408 (*fop_xf_4_i387): Use <MODE> for mode attribute.
4409 (*fop_xf_5_i387): Ditto.
4410 (*fop_xf_6_i387): Ditto.
4412 2008-05-30 Richard Guenther <rguenther@suse.de>
4414 * builtins.c (build_string_literal): Avoid generating
4415 a non-gimple_val result.
4417 2008-05-30 DJ Delorie <dj@redhat.com>
4419 * exec-tool.in: Use an environment variable (private) instead of a
4420 file (shared) as a semaphore, so as to not break parallel builds.
4422 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4424 * optabs.c (maybe_encapsulate_block): Remove.
4425 (emit_libcall_block): Adjust accordingly.
4426 * optabs.h (maybe_encapsulate_block): Remove prototype.
4428 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
4429 Don't use maybe_encapsulate_block.
4431 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4433 * config/rs6000/rs6000.c (rs6000_legitimize_address,
4434 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
4435 rtx is a SYMBOL_REF before calling get_pool_constant.
4437 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
4439 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
4441 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
4443 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
4444 rather than OS names to choose INO_T_EQ definition.
4445 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
4446 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
4448 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
4451 * config/darwin-f.c: New.
4452 * config/t-darwin: Added rule to build darwin-f.o.
4453 * config.gcc: Defined new variable, fortran_target_objs.
4454 (*-*-darwin*): Set fortran_target_objs.
4455 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
4456 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
4457 * configure: Regenerated.
4459 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
4462 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
4463 canonical type if needed.
4465 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
4467 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
4469 2008-05-29 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/36343
4472 PR tree-optimization/36346
4473 PR tree-optimization/36347
4474 * tree-flow.h (clobber_what_p_points_to): Declare.
4475 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
4476 pointed-to variable is dereferenced is irrelevant to whether
4477 the pointer can access the pointed-to variable.
4478 (clobber_what_p_points_to): New function.
4479 * tree-ssa-alias.c (set_initial_properties): Use it.
4480 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
4481 call clobber check for NMTs.
4483 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4485 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
4486 for printing gcov_type.
4488 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4490 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
4491 and the eh region information.
4492 * value-prof.c (gimple_move_stmt_histograms): New function.
4493 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
4495 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
4497 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
4499 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4501 * value-prof.c (tree_ic_transform): Print counts.
4502 * tree-profile.c (tree_gen_ic_func_profiler):
4503 Clear __gcov_indreict_call_callee variable to avoid misattribution
4506 2008-05-28 Rafael Espindola <espindola@google.com>
4508 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
4511 2008-05-28 Richard Guenther <rguenther@suse.de>
4513 PR tree-optimization/36339
4514 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
4515 and clobbering code out of the loop.
4517 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4519 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
4522 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
4523 s390_contiguous_bitmask_p, s390_symref_operand_p,
4524 s390_check_symref_alignment, s390_reload_larl_operand,
4525 s390_reload_symref_address): New functions.
4526 (s390_branch_condition_mnemonic): Support compare and branch
4528 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
4529 and 'W' constraints.
4530 (s390_secondary_reload): Add secondary reloads for unaligned
4531 symbol refs or symbol refs to floating point or QI/TI mode
4533 (legitimate_address_p): Accept symbol references as addresses.
4534 (s390_expand_insv): Use rotate and insert selected bits
4535 instruction for insv when building for z10.
4536 (print_operand_address): Handle symbol ref addresses.
4537 (print_operand): Output modifier 'c' added for signed byte values.
4538 (s390_encode_section_info): Mark symbol refs with
4539 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
4541 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
4542 (length attribute): RRF, RRR have 4 byte length.
4543 (FPALL, INTALL): New mode iterators added.
4544 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
4545 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
4546 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
4547 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
4548 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
4549 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
4550 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
4551 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
4553 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
4554 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
4555 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
4556 reload<INTALL:mode><P:mode>_toreg_z10,
4557 reload<FPALL:mode><P:mode>_tomem_z10,
4558 reload<FPALL:mode><P:mode>_toreg_z10,
4559 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4560 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4561 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4562 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4564 (movmem, clrmem, cmpmem): New splitters added.
4566 * config/s390/predicates.md (larl_operand): Use
4567 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4568 SYMBOL_REF_ALIGN1_P.
4569 (s390_signed_integer_comparison,
4570 s390_unsigned_integer_comparison): New predicates.
4572 * config/s390/s390-protos.h (s390_check_symref_alignment,
4573 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4574 s390_reload_symref_address,
4575 s390_compare_and_branch_condition_mask): Prototypes added.
4577 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4578 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4579 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4581 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4583 * config/s390/s390.c (z10_cost): New cost function for z10.
4584 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4585 (s390_issue_rate): Adjust issue rate for z10.
4586 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4587 (processor_flags): Add PF_Z10.
4588 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4589 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4590 * gcc/config.gcc: Add z10.
4592 2008-05-28 Richard Guenther <rguenther@suse.de>
4594 PR tree-optimization/36291
4595 * tree-flow. h (struct gimple_df): Remove var_anns member.
4596 * tree-flow-inline.h (gimple_var_anns): Remove.
4597 (var_ann): Simplify.
4598 * tree-dfa.c (create_var_ann): Simplify.
4599 (remove_referenced_var): Clear alias info from var_anns of globals.
4600 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4601 (delete_tree_ssa): Clear alias info from var_anns of globals.
4602 Do not free var_anns.
4603 (var_ann_eq): Remove.
4604 (var_ann_hash): Likewise.
4606 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4608 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4609 and loongson2f entries.
4610 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4611 * config/mips/mips.h (processor_type): Add Loongson-2E
4612 and Loongson-2F entries.
4613 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4614 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4615 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4616 * doc/invoke.texi (MIPS Options): Document loongson2e
4617 and loongson2f processor names.
4619 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4623 * config/i386/i386.c (ix86_function_arg_boundary): Use
4624 alignment of canonical type.
4625 (ix86_expand_vector_move): Check unaligned memory access for
4628 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4630 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4631 Moved to the front of file.
4633 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4634 H.J. Lu <hongjiu.lu@intel.com>
4636 * dwarf2out.c (current_fde): New.
4638 (lookup_cfa:): Likewise.
4639 (dwarf2out_end_epilogue): Likewise.
4640 (dwarf2out_note_section_used): Likewise.
4642 2008-05-27 Michael Matz <matz@suse.de>
4645 * c.opt (Wenum-compare): New warning option.
4646 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4648 2008-05-27 Michael Matz <matz@suse.de>
4651 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4653 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4654 into memory as tail calls.
4656 2008-05-27 Richard Guenther <rguenther@suse.de>
4658 PR tree-optimization/36339
4659 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4660 pointers cause all addressable variables to be call clobbered.
4662 2008-05-27 Richard Guenther <rguenther@suse.de>
4664 PR tree-optimization/36245
4665 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4667 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4669 * config/s390/s390.md: Replace all occurences of the 'm'
4670 constraint with 'RT'.
4672 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4674 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4676 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4678 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4679 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4680 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4682 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4684 * reload.c: (find_reloads): Skip alternatives according to the
4685 "enabled" attribute. Constify the constraint variable.
4686 * recog.c (get_attr_enabled): Add default implementation.
4687 (extract_insn): Set the alternative_enabled_p array
4688 in the recog_data struct.
4689 (preprocess_constraints, constrain_operands): Skip
4690 alternatives according to the "enabled" attribute
4691 * recog.h (struct recog_data): New field alternative_enabled_p.
4692 (skip_alternative): New inline function.
4693 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4694 (record_reg_classes): Skip alternative according to the
4695 "enabled" attribute.
4697 * doc/md.texi: Add documention for the "enabled" attribute.
4699 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4701 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4702 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4703 constraint with TARGET_MEM_CONSTRAINT.
4704 * recog.c (asm_operand_ok, preprocess_constraints,
4705 constrain_operands): Likewise.
4706 * regclass.c (record_reg_classes): Likewise.
4707 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4708 * reload1.c (maybe_fix_stack_asms): Likewise.
4709 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4710 * recog.h: Adjust comment.
4711 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4712 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4713 * doc/md.texi: Add a note to description of 'm' constraint.
4714 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4716 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4718 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4719 that the bitfield is of integral type before testing its precision.
4721 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4722 Sa Liu <saliu@de.ibm.com>
4724 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4725 __modti3, __udivti3, __umodti3 and __udivmodti4.
4726 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4727 that implement TImode mul and div functions.
4728 * config/spu/multi3.c: New. Implement __multi3.
4729 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4730 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4733 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4735 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4736 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4737 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4738 tls_sysv_suffix): New mode and mode attribute iterators.
4739 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4740 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4741 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4742 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4743 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4746 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4748 PR tree-optimization/36329
4749 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4750 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4751 * cgraphbuild.c (initialize_inline_failed): Use the latter
4752 macro in lieu of the former.
4753 * ipa-inline.c (cgraph_mark_inline): Likewise.
4754 (cgraph_decide_inlining_of_small_function): Likewise.
4755 (cgraph_decide_inlining): Likewise.
4756 (cgraph_decide_inlining_incrementally): Likewise.
4758 2008-05-26 Tristan Gingold <gingold@adacore.com>
4759 Anatoly Sokolov <aesok@post.ru>
4761 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4762 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4763 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4764 optimization for 'avr6' architecture.
4766 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4769 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4771 2008-05-26 Richard Guenther <rguenther@suse.de>
4773 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4774 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4776 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4779 * caller-save.c (insert_restore): Verify alignment of spill space.
4780 (insert_save): Likewise.
4781 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4782 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4783 (STACK_SLOT_ALIGNMENT): Likewise.
4784 * function.c (LOCAL_ALIGNMENT): Removed.
4785 (get_stack_local_alignment): New.
4786 (assign_stack_local): Use it. Set alignment on stack slot.
4787 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4788 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4789 (STACK_SLOT_ALIGNMENT): New.
4790 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4791 stack slot in XFmode.
4793 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4795 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4798 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4799 argument operand in rax isn't removed.
4801 2008-05-26 Richard Guenther <rguenther@suse.de>
4804 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4805 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4807 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4810 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4812 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4814 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4815 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4817 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4819 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4820 build a trampoline if we don't want one.
4821 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4822 return zero for nested functions if we don't want a trampoline.
4824 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4826 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4828 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4831 * c.opt: Removed undocumented option '-lang-fortran'.
4832 * c-common.h: Removed global variable 'lang_fortran'.
4833 * c-opts.c (c_common_handle_option): Removed code to handle
4834 option '-lang-fortran'. Updated includes.
4835 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4836 definition of '__GFORTRAN__'.
4837 (define__GNUC__): Reimplemented to use BASEVER and
4838 cpp_define_formatted.
4839 (builtin_define_with_value_n): Removed.
4840 * c-incpath.h: Renamed to ...
4841 * incpath.h: ... this.
4842 * c-incpath.c: Renamed to ...
4843 * incpath.c: ... this. Updated includes.
4844 * fix-header.c: Updated includes.
4845 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4846 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4847 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4849 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4851 * tree.h: Update the table of flags used on tree nodes.
4852 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4853 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4854 (FORCED_LABEL): Add access check.
4855 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4856 (ASM_INPUT_P): Likewise.
4857 (ASM_VOLATILE_P): Likewise.
4858 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4859 (OMP_SECTION_LAST): Access private_flag directly.
4860 (OMP_RETURN_NOWAIT): Likewise.
4861 (OMP_PARALLEL_COMBINED): Likewise.
4862 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4863 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4864 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4865 deprecated_flag directly.
4867 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4869 * final.c (frame_pointer_needed): Removed.
4870 * flags.h (frame_pointer_needed): Likewise.
4872 * function.h (rtl_data): Add frame_pointer_needed.
4873 (frame_pointer_needed): New.
4875 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4877 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4879 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4881 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4884 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4886 * c-common.c (strip_array_types): Move function to..
4888 (get_inner_array_type): Delete.
4889 * c-common.h (strip_array_types): Move declaration to..
4891 (get_inner_array_type): Delete.
4892 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4893 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4894 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4895 * config/pa/pa.c (emit_move_sequence): Likewise.
4897 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4899 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4902 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4904 * function.c: Include target hook for nonlocal_goto frame value.
4906 2008-05-24 Richard Guenther <rguenther@suse.de>
4908 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4909 variable can be only accessed through a pointer or a union.
4911 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4914 * doc/extend.texi: Likewise.
4916 2008-05-23 DJ Delorie <dj@redhat.com>
4918 * config/m32c/jump.md (untyped_call): Add.
4920 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4922 (m32c_address_cost): Detail costs for indirect offsets.
4924 2008-05-23 Rafael Espindola <espindola@google.com>
4926 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4927 if a node is a SUBREG.
4928 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4931 2008-05-23 Paul Brook <paul@codesourcery.com>
4932 Carlos O'Donell <carlos@codesourcery.com>
4934 * doc/extend.texi: Clarify use of __attribute__((naked)).
4935 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4936 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4937 * function.c (use_register_for_decl): Use
4938 targetm.calls.allocate_stack_slots_for_args.
4939 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4940 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4941 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4943 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4945 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4947 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4949 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4950 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4951 is only rounded once.
4953 2008-05-23 Richard Guenther <rguenther@suse.de>
4955 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4957 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4958 Jakub Jelinek <jakub@redhat.com>
4961 * configure.ac: Handle --enable-cld.
4962 * configure: Regenerated.
4963 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4964 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4965 (ix86_current_function_needs_cld): New define.
4966 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4967 (cld): New isns pattern.
4968 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4969 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4970 * config/i386/i386.opt (mcld): New option.
4971 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4972 TARGET_CLD and ix86_current_function_needs_cld.
4973 (override_options): Use -mcld by default for 32-bit code if
4976 * doc/install.texi (Options specification): Document --enable-cld.
4977 * doc/invoke.texi (Machine Dependent Options)
4978 [i386 and x86-64 Options]: Add -mcld option.
4979 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4981 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4982 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4983 (return_in_memory_64): Likewise.
4984 (return_in_memory_ms_64): Likewise.
4986 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4988 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4989 * builtins.c (fold_builtin_fpclassify): New.
4990 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4991 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4992 * c-common.c (handle_type_generic_attribute): Adjust to accept
4993 fixed arguments before an elipsis.
4994 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4995 * doc/extend.texi: Document __builtin_fpclassify.
4997 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4999 * omp-low.c (gate_expand_omp_ssa): Remove.
5000 (pass_expand_omp_ssa): Remove.
5001 (gate_expand_omp): Do not check for flag_openmp_ssa.
5002 * common.opt (-fopenmp-ssa): Remove.
5003 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
5005 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
5007 * config/sh/sh.opt (mfixed-range): New option.
5008 * config/sh/sh-protos.h (sh_fix_range): Declare.
5009 * config/sh/sh.c (sh_fix_range): New function.
5010 * config/sh/sh.h (sh_fixed_range_str): Declare.
5011 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
5013 * doc/invoke.texi (SH Options): Document -mfixed-range.
5015 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
5017 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
5018 it before the redeclaration.
5020 2008-05-22 Anatoly Sokolov <aesok@post.ru>
5022 * config/avr/avr.c (get_sequence_length): Add new function.
5023 (expand_prologue, expand_epilogue): Remove duplicate code.
5025 2008-05-22 Rafael Espindola <espindola@google.com>
5027 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
5030 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
5032 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
5033 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
5035 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
5036 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
5037 (vect_update_misalignment_for_peel): Likewise.
5038 (vector_alignment_reachable_p): Likewise.
5039 * tree-vect-transform.c (vectorizable_load): Likewise.
5040 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5041 (get_vectype_for_scalar_type): Pass mode of scalar_type
5042 to UNITS_PER_SIMD_WORD.
5044 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
5045 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
5046 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5047 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5048 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5050 2008-05-22 Ira Rosen <irar@il.ibm.com>
5052 PR tree-optimization/36293
5053 * tree-vect-transform.c (vect_transform_strided_load): Don't check
5054 if the first load must be skipped because of a gap.
5056 2008-05-22 Richard Guenther <rguenther@suse.de>
5058 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
5059 more cases of offset disambiguation that is possible if
5060 strict-aliasing rules apply.
5061 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
5062 for basic offset and type-based disambiguation.
5064 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5066 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
5067 ix86_expand_vector_set on V16QImode for SSE4.1.
5069 2008-05-21 Tom Tromey <tromey@redhat.com>
5071 * c.opt (Wimport): Mark as undocumented.
5072 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
5074 (Warning Options): Likewise.
5075 * doc/cppopts.texi: Don't mention -Wimport.
5077 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5079 PR tree-optimization/36287
5080 PR tree-optimization/36286
5081 * lambda-code.c (build_access_matrix): Do not use the loop->num
5082 for computing the number of induction variables: use the loop depth
5085 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
5088 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
5089 option -f(no-)leading-underscore.
5091 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5093 * config/i386/i386.c (ix86_expand_vector_init_general): Use
5094 GET_MODE_NUNITS (mode).
5096 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
5098 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
5099 (-mmulhw): Add 464 to description.
5100 (-mdlmzb): Likewise.
5101 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
5102 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
5104 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
5105 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
5106 * config/rs6000/rs6000.md: Update comments for 464.
5108 2008-05-21 Janis Johnson <janis187@us.ibm.com>
5110 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
5112 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5114 * config/i386/sse.md (vec_extractv4sf): Removed.
5115 (vec_extractv2df): Likewise.
5116 (vec_extractv2di): Likewise.
5117 (vec_extractv4si): Likewise.
5118 (vec_extractv8hi): Likewise.
5119 (vec_extractv16qi): Likewise.
5120 (vec_extract<mode>): New.
5122 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5124 * config/i386/sse.md (vec_setv4sf): Removed.
5125 (vec_setv2df): Likewise.
5126 (vec_setv2di): Likewise.
5127 (vec_setv4si): Likewise.
5128 (vec_setv8hi): Likewise.
5129 (vec_setv16qi): Likewise.
5130 (vec_set<mode>): New.
5132 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5134 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
5135 goto for vec_concat and vec_interleave.
5137 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5139 * config/i386/sse.md (vec_initv4sf): Removed.
5140 (vec_initv2df): Likewise.
5141 (vec_initv2di): Likewise.
5142 (vec_initv4si): Likewise.
5143 (vec_initv8hi): Likewise.
5144 (vec_initv16qi): Likewise.
5145 (vec_init<mode>): New.
5147 2008-05-21 Joseph Myers <joseph@codesourcery.com>
5149 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
5151 2008-05-21 Tom Tromey <tromey@redhat.com>
5153 * ggc-zone.c (lookup_page_table_if_allocated): New function.
5154 (zone_find_object_offset): Likewise.
5155 (gt_ggc_m_S): Likewise.
5156 (highest_bit): Likewise.
5157 * ggc-page.c (gt_ggc_m_S): New function.
5158 * stringpool.c (string_stack): Remove.
5159 (init_stringpool): Update.
5160 (ggc_alloc_string): Use ggc_alloc.
5161 (maybe_delete_ident): New function.
5162 (ggc_purge_stringpool): Likewise.
5163 (gt_ggc_m_S): Remove.
5164 * ggc-common.c (ggc_protect_identifiers): New global.
5165 (ggc_mark_roots): Call ggc_purge_stringpool. Use
5166 ggc_protect_identifiers.
5167 * ggc.h (ggc_protect_identifiers): Declare.
5168 (gt_ggc_m_S): Update.
5169 (ggc_purge_stringpool): Declare.
5170 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
5171 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
5173 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
5175 2008-05-21 David S. Miller <davem@davemloft.net>
5177 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
5180 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
5182 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
5185 2008-05-20 David Daney <ddaney@avtrex.com>
5187 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
5188 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
5189 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5190 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5191 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
5192 (atomic_hiqi_op): New define_code_iterator.
5193 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
5194 mips_expand_compare_and_swap_12.
5195 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
5196 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
5197 (sync_<optab><mode>, sync_old_<optab><mode>,
5198 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5199 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
5200 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
5201 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
5202 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
5203 (test_and_set_12): New insn.
5204 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
5205 sync_new_<optab><mode>, sync_old_nand<mode>,
5206 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
5207 clobber to operand 0 for SI and DI mode insns.
5208 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
5209 mips_gen_fn_4): New typedefs.
5210 (mips_gen_fn_ptrs): Define new union type.
5211 (mips_expand_compare_and_swap_12): Remove declaration.
5212 (mips_expand_atomic_qihi): Declare function.
5213 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
5214 (mips_expand_atomic_qihi): ... this. Use new generator function
5216 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
5217 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
5218 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
5219 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
5220 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
5221 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
5222 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
5223 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
5224 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
5225 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
5228 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
5230 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
5233 2008-05-20 Anatoly Sokolov <aesok@post.ru>
5235 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
5236 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
5237 (avr_attribute_table): Add 'OS_main' function attribute.
5238 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
5239 functions with 'OS_main' attribute.
5241 2008-05-20 Richard Guenther <rguenther@suse.de>
5243 PR tree-optimization/35204
5244 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
5245 helper, split out from ...
5246 (DFS): ... here. Make the DFS walk non-recursive.
5248 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5249 Jan Sjodin <jan.sjodin@amd.com>
5251 PR tree-optimization/36181
5252 * tree-parloops.c (loop_has_vector_phi_nodes): New.
5253 (parallelize_loops): Don't parallelize when the loop has vector
5256 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5257 Sebastian Pop <sebastian.pop@amd.com>
5259 * tree-loop-linear.c (gather_interchange_stats): Look in the access
5260 matrix, and never look at the tree representation of the memory
5262 (linear_transform_loops): Computes parameters and access matrices.
5263 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
5265 (access_matrix_get_index_for_parameter): New.
5266 * tree-data-ref.h (struct access_matrix): New.
5267 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
5268 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
5269 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
5270 am_vector_index_for_loop): New.
5271 (struct data_reference): Add field access_matrix.
5272 (DR_ACCESS_MATRIX): New.
5273 (compute_data_dependences_for_loop): Update declaration.
5274 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
5275 * lambda.h (lambda_vector_vec_p): Declared.
5276 * lambda-code.c: Depend on pointer-set.h.
5277 (lambda_collect_parameters_from_af, lambda_collect_parameters,
5278 av_for_af_base, av_for_af, build_access_matrix,
5279 lambda_compute_access_matrices): New.
5280 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
5282 2008-05-20 Joseph Myers <joseph@codesourcery.com>
5284 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
5287 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5288 Sebastian Pop <sebastian.pop@amd.com>
5290 PR tree-optimization/36206
5291 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
5293 (instantiate_scev_1): Rename flags to fold_conversions.
5294 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
5295 outeside instantiation_loop.
5296 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
5297 (evolution_function_is_affine_or_constant_p): Removed.
5298 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
5300 (analyze_siv_subscript): Pass in the loop nest number.
5301 Call evolution_function_is_affine_in_loop instead of
5302 evolution_function_is_affine_p.
5303 (analyze_overlapping_iterations): Pass in the loop nest number.
5305 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5306 Sebastian Pop <sebastian.pop@amd.com>
5308 PR tree-optimization/36206
5309 * tree-chrec.h (chrec_fold_op): New.
5310 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
5313 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
5315 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
5317 (remove_duplicates): Do not set inode on non-inode systems.
5320 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
5322 * config.gcc (tm_file): Update comments about relative pathnames.
5324 2008-05-20 Richard Guenther <rguenther@suse.de>
5326 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
5327 * tree-ssa-sccvn.c (process_scc): Likewise.
5328 * tree-ssa-sink.c (execute_sink_code): Likewise.
5329 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
5330 * tree-vrp.c (process_assert_insertions): Likewise.
5331 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5332 (perform_tree_ssa_dce): Likewise.
5333 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5334 (dump_dominator_optimization_stats): Likewise.
5335 * tree-vectorizer.c (vectorize_loops): Likewise.
5337 2008-05-20 Richard Guenther <rguenther@suse.de>
5339 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
5341 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
5343 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
5344 (ix86_i386elf_return_in_memory): Likewise.
5345 (ix86_i386interix_return_in_memory): Likewise.
5346 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
5347 (SUBTARGET_RETURN_IN_MEMORY): New.
5348 * config/i386/i386elf.h: Likewise.
5349 * config/i386/ptx4-i.h: Likewise.
5350 * config/i386/sol2-10.h: Likewise.
5351 * config/i386/sysv4.h: Likewise.
5352 * config/i386/vx-common.h: Likewise.
5353 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
5354 * config/i386/i386.c (ix86_return_in_memory): Made static and
5355 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
5356 (ix86_i386elf_return_in_memory): Removed.
5357 (ix86_i386interix_return_in_memory): Removed.
5358 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
5359 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
5361 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
5363 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
5365 2008-05-19 Xinliang David Li <davidxl@google.com>
5367 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
5369 * common.opt: Ditto.
5370 * doc/invoke.texi: Ditto.
5372 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
5374 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
5375 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
5377 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5379 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
5380 sizes of operand array from 8/4 to 4/2.
5381 (ix86_expand_vector_init_general): Change size of operand array
5382 from 32 to 16. Remove op0, op1 and half_mode.
5384 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5386 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
5387 (ix86_expand_vector_init_interleave): Likewise.
5388 (ix86_expand_vector_init_general): Use them. Assert
5389 word_mode == SImode when n_words == 4.
5391 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
5393 * config/i386/i386.c (ix86_secondary_reload): New static function.
5394 (TARGET_SECONDARY_RELOAD): New define.
5395 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5396 * config/i386/i386.md (reload_outqi): Remove.
5398 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5401 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
5402 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
5403 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
5404 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
5405 (fold_builtin_1): Likewise.
5406 * builtins.def (BUILT_IN_ISINF_SIGN): New.
5407 c-common.c (check_builtin_function_arguments): Handle
5408 BUILT_IN_ISINF_SIGN.
5409 * doc/extend.texi: Document __builtin_isinf_sign.
5410 * fold-const.c (operand_equal_p): Handle COND_EXPR.
5412 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
5414 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
5415 EH cleanup at the end of the pass, search for those that have been
5416 turned into forwarder blocks and do the cleanup on their successor.
5418 2008-05-18 Richard Guenther <rguenther@suse.de>
5420 * tree-cfg.c (verify_gimple_expr): Allow conversions from
5421 pointers to sizetype and vice versa.
5423 2008-05-18 Xinliang David Li <davidxl@google.com>
5425 * gcc/tree-ssa-dce.c: Coding style fix.
5426 (check_pow): Documentation comment.
5427 (check_log): Documenation comment. Coding style fix.
5428 (is_unnecessary_except_errno_call): Ditto.
5429 (gen_conditions_for_pow): Ditto.
5430 (gen_conditions_for_log): Ditto.
5431 (gen_shrink_wrap_conditions): Ditto.
5432 (shrink_wrap_one_built_in_calls): Ditto.
5433 * gcc/doc/invoke.texi: Better documentation string.
5434 * ChangeLog: Fix wrong change log entries from
5435 May 17 checkin on function call DCE.
5437 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
5439 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
5441 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5443 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
5444 * df-problems.c (simulation routines): Fixed block comment to
5445 properly say how to add forwards scanning functions.
5447 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5449 * tree-inline.c (setup_one_parameter): Remove dead code.
5451 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5453 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
5454 a BIT_AND_EXPR only for an INTEGER_TYPE.
5456 2008-05-17 Xinliang David Li <davidxl@google.com>
5458 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
5459 (check_pow, check_log, is_unnecessary_except_errno_call): New
5460 functions to check for eliminating math functions that are pure
5461 except for setting errno.
5462 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
5463 general condition expressions for shrink-wrapping pow/log calls.
5464 (gen_shrink_wrap_conditions): Ditto.
5465 (shrink_wrap_one_built_in_call): Ditto.
5466 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
5467 (mark_operand_necessary): If debugging, output if OP is necessary.
5468 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
5470 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
5472 * gcc/common.opt: New user flag -ftree-builtin-dce.
5473 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
5475 2008-05-16 David S. Miller <davem@davemloft.net>
5477 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
5478 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5480 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
5483 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
5485 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5487 * ifcvt.c (dead_or_predicable): Rename
5488 df_simulate_one_insn_backwards to df_simulate_one_insn.
5489 * recog.c (peephole2_optimize): Ditto.
5490 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
5492 * df.h: Rename df_simulate_one_insn_backwards to
5493 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
5494 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
5495 scanning of defs and uses.
5496 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
5497 (df_simulate_one_insn_forwards): Removed.
5499 2008-05-16 Doug Kwan <dougkwan@google.com>
5501 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
5503 (real_from_string): Handle NaNs and Inf as approriate.
5505 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5507 * doc/gty.texi (Source Files Containing Type Information): Note
5508 that headers should appear first in the gtfiles list.
5510 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5512 * tree.def (COND_EXEC): Properly documented this code.
5514 2008-05-16 Diego Novillo <dnovillo@google.com>
5516 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
5517 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
5520 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5522 * tree-ssa-dse (max_stmt_uid): Removed.
5523 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5524 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
5525 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
5526 * function.h (cfun.last_stmt_uid): New field.
5527 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
5528 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
5530 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
5531 (create_stmt_ann): Initialize the ann->uid field.
5532 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
5534 * tree-flow.h (renumber_gimple_stmt_uids): New function.
5536 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5538 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
5539 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5540 (init_empty_tree_cfg): Call it.
5542 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5544 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
5547 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5549 * doc/invoke.text (-fdump-tree-*-verbose): New option.
5550 * tree-dump.c (dump_options): New verbose option.
5551 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
5553 * tree-pass.h (TDF_VERBOSE): New dump flag.
5554 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
5555 (tree-flow.h): Added include.
5556 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5558 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5560 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5562 From Jie Zhang <jie.zhang@analog.com>
5563 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5564 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5565 mcpu=bf561-none and mcpu=bf561-0.2.
5566 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5567 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5568 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5569 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5570 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5571 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5572 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5574 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5575 (cputype_selected): Remove.
5576 (bfin_handle_option): Don't use cputype_selected.
5577 (override_options): When no mcpu option, enable all workarounds.
5578 Don't use bfin_workarounds.
5579 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5581 (DEFAULT_CPU_TYPE): Don't define.
5583 2008-05-16 Richard Guenther <rguenther@suse.de>
5585 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5586 on deletion of the last stmt.
5588 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5590 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5591 V8HImode for SSE2 and V16QImode for SSE4.1.
5593 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5595 * cgraph.h (compute_inline_parameters): Made public.
5596 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5597 variable_generate_summary, function_write_summary,
5598 variable_write_summary, variable_read_summary. Added generate_summary,
5599 write_summary, read_summary.
5600 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5601 pass_ipa_inline.function_generate_summary, to
5602 compute_inline_parameters.
5603 * ipa-inline.c (compute_inline_parameters): Made public and added
5605 (compute_inline_parameters_for_current): New function.
5606 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5607 (inline_generate_summary): Removed parameter and made to loop over
5609 (pass_ipa_inline): Updated for new IPA_PASS structure.
5610 * passes.c (execute_ipa_summary_passes): Now is called once per
5611 pass rather than once per node*pass.
5613 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5615 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5616 avr_have_mul_p, avr_asm_only_p): Remove variables.
5617 (avr_override_options): Remove initialization of removed variables.
5618 (avr_file_start): Convert removed variables to fields of
5619 'struct base_arch_s *avr_current_arch'.
5620 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5621 (AVR_HAVE_MUL): (Ditto.).
5622 (AVR_HAVE_MOVW): (Ditto.).
5623 (AVR_HAVE_LPMX): (Ditto.).
5624 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5625 avr_asm_only_p): Remove declaration.
5627 2008-05-15 Diego Novillo <dnovillo@google.com>
5629 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5630 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5632 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5635 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5636 Don't call record_truncated_value from here.
5637 (record_truncated_value): Turn it into a for_each_rtx callback.
5638 (record_truncated_values): New function.
5639 (combine_instructions): Call note_uses with record_truncated_values.
5640 Change name of check_conversion to check_promoted_subreg.
5642 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5644 * doc/sourcebuild.texi: Document support for torture tests.
5646 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5648 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5649 to alternative 4 of operand 2.
5651 2008-05-15 Richard Guenther <rguenther@suse.de>
5653 * tree-pass.h (current_pass): Declare.
5654 (get_pass_for_id): Likewise.
5655 * passes.c (passes_by_id, passes_by_id_size): New globals.
5656 (set_pass_for_id): New function.
5657 (get_pass_for_id): Likewise.
5658 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5659 (execute_function_todo): Flush per function statistics.
5660 * toplev.c (compile_file): Init statistics.
5661 (general_init): Do early statistics initialization.
5662 (finalize): Finish statistics.
5663 * statistics.h (statistics_early_init): Declare.
5664 (statistics_init): Likewise.
5665 (statistics_fini): Likewise.
5666 (statistics_fini_pass): Likewise.
5667 (statistics_counter_event): Likewise.
5668 (statistics_histogram_event): Likewise.
5669 * statistics.c: New file.
5670 * Makefile.in (OBJS-common): Add statistics.o.
5671 (statistics.o): Add dependencies.
5672 * doc/invoke.texi (-fdump-statistics): Document.
5674 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5676 (execute_pre): Use statistics_counter_event.
5677 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5678 (substitute_and_fold): Increment it. Use statistics_counter_event.
5680 2008-05-15 Diego Novillo <dnovillo@google.com>
5682 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5684 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5685 * tree-ssa-alias.c (new_type_alias): Remove references to
5686 sub-variables from comment.
5687 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5689 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5691 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5692 attribute to 1 only for insertps alternative.
5694 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5696 * config/bfin/bfin.md (loadbytes): New pattern.
5697 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5698 (bfin_init_builtins): Initialize it.
5699 (bdesc_1arg): Add it.
5701 2008-05-15 Sa Liu <saliu@de.ibm.com>
5703 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5704 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5705 * testsuite/lib/target-supports.exp: Add
5706 check_effective_target_fortran_integer_16.
5708 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5710 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5711 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5712 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5713 (TARGET_RETURN_IN_MEMORY): Define.
5715 2008-05-15 Richard Guenther <rguenther@suse.de>
5718 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5719 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5720 represent unmodifiable vars.
5722 2008-05-15 Richard Guenther <rguenther@suse.de>
5724 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5725 INDIRECT_REF and TARGET_MEM_REF.
5726 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5729 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5730 H.J. Lu <hongjiu.lu@intel.com>
5732 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5733 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5734 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5735 insn alternatives. Add missing alternatives.
5736 (*vec_concatv2di_rex64_sse4_1): Likewise.
5737 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5738 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5741 2008-05-15 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/36009
5744 PR tree-optimization/36204
5745 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5746 (determine_invariantness_stmt): Record the loop a store is
5748 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5751 2008-05-15 Richard Guenther <rguenther@suse.de>
5753 PR tree-optimization/34330
5754 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5755 through the pointer will alias the SMT.
5757 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5759 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5761 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5763 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5765 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5766 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5768 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5769 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5770 (vashl_optab): New optab for vector/vector shifts.
5771 (vashr_optab): Ditto.
5772 (vlshr_optab): Ditto.
5773 (vrotl_optab): Ditto.
5774 (vrotr_optab): Ditto.
5775 (optab_subtype): New enum for optab_for_tree_code call.
5776 (optab_for_tree_code): Add enum optab_subtype argument.
5778 * optabs.c (optab_for_tree_code): Take an additional argument to
5779 distinguish between a vector shift by a scalar and vector shift by
5780 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5781 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5782 vector shift by a vector.
5783 (expand_widen_pattern_expr): Pass additional argument to
5784 optab_for_tree_code.
5786 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5787 vrotl_optab, vrotr_optab.
5789 * expr.c (expand_expr_real_1): Update calls to
5790 optab_for_tree_code to distinguish between vector shifted by a
5791 scalar and vector shifted by a vector.
5792 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5793 (supportable_narrowing_operation): Ditto.
5794 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5795 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5796 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5797 (vect_create_epilog_for_reduction): Ditto.
5798 (vectorizable_reduction): Ditto.
5799 (vectorizable_operation): Ditto.
5800 (vect_strided_store_supported): Ditto.
5801 (vect_strided_load_supported): Ditto.
5802 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5803 * expmed.c (expand_shift): Ditto.
5805 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5807 (ashr@var{m}3): Ditto.
5808 (vashl@var{m}3): Document new vector/vector shift standard name.
5809 (vashr@var{m}3): Ditto.
5810 (vlshr@var{m}3): Ditto.
5811 (vrotl@var{m}3): Ditto.
5812 (vrotr@var{m}3): Ditto.
5814 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5815 (PPERM_INVERT): Ditto.
5816 (PPERM_REVERSE): Ditto.
5817 (PPERM_REV_INV): Ditto.
5818 (PPERM_ZERO): Ditto.
5819 (PPERM_ONES): Ditto.
5820 (PPERM_SIGN): Ditto.
5821 (PPERM_INV_SIGN): Ditto.
5822 (PPERM_SRC1): Ditto.
5823 (PPERM_SRC2): Ditto.
5825 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5826 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5827 allows a memory operand to be the value being added, and split it
5828 to improve vectorization.
5829 (sse5_pmacsdqh_mem): Ditto.
5830 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5831 (sse5_mulv2div2di3_high): Ditto.
5832 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5833 (vec_pack_trunc_v4si): Ditto.
5834 (vec_pack_trunc_v2di): Ditto.
5835 (sse5_pcmov_<mode>): Remove code that tried to use use
5836 andps/andnps instead of pcmov.
5837 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5838 pmacsdqh instructions.
5839 (vec_widen_smult_lo_v4si): Ditto.
5841 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5842 (PPERM_INVERT): Ditto.
5843 (PPERM_REVERSE): Ditto.
5844 (PPERM_REV_INV): Ditto.
5845 (PPERM_ZERO): Ditto.
5846 (PPERM_ONES): Ditto.
5847 (PPERM_SIGN): Ditto.
5848 (PPERM_INV_SIGN): Ditto.
5849 (PPERM_SRC1): Ditto.
5850 (PPERM_SRC2): Ditto.
5851 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5853 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5855 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5856 says ignore whether the last reference is a memory operand.
5858 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5859 Paolo Bonzini <bonzini at gnu dot org>
5861 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5864 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5865 (vlshr<mode>3): Rename from vlshr<mode>3.
5866 (vashr<mode>3): Rename from vashr<mode>3.
5867 (mulv4sf3): Change the names of vector shift patterns.
5871 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5874 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5899 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5900 (floatunssidf2_internal): Change vector/vector shift names.
5901 (floatunsdidf2_internal): Ditto.
5908 (vashl<mode>3): Rename from ashl<mode>3.
5909 (vashr<mode>3): Rename from ashr<mode>3.
5910 (vlshr<mode>3): Rename from lshr<mode>3.
5911 (vrotl<mode>3): Rename from rotl<mode>3.
5913 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5916 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5917 multiply gives the wrong value when doing widening multiplies.
5918 (vec_widen_smult_lo_v4si): Ditto.
5920 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5922 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5923 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5924 emit_library_call_value.
5925 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5926 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5927 * calls.c (initialize_argument_information, precompute_arguments,
5928 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5929 (precompute_arguments): Removed flags parameter.
5930 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5932 2008-05-14 Richard Guenther <rguenther@suse.de>
5934 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5935 Make sure to register the store if the use is a PHI_NODE.
5937 2008-05-14 Olivier Hainque <hainque@adacore.com>
5939 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5940 memory if the component is to be referenced in BLKmode according
5941 to get_inner_reference.
5943 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5945 * calls.c (emit_library_call_value_1): Restore code clearing
5946 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5948 2008-05-14 Olivier Hainque <hainque@adacore.com>
5949 Nicolas Roche <roche@adacore.com>
5951 * configure.ac: Add support for a "gcc_subdir" variable in
5952 config-lang.in, to denote a subdirectory where the language/GCC
5953 integration files are to be found.
5954 * configure: Regenerate.
5956 2008-05-14 Ira Rosen <irar@il.ibm.com>
5958 PR tree-optimization/36098
5959 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5960 value for the first load in the group in case of a gap.
5961 (vect_build_slp_tree): Check that there are no gaps in loads.
5963 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5965 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5966 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5967 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5968 emit_insn and remove unneeded code to construct extra args.
5969 (emit_no_conflict_block): Removed.
5970 * optabls.h: (emit_no_conflict_block): Removed.
5971 * cse.c (cse_extended_basic_block): Remove search for
5972 REG_NO_CONFLICT note.
5973 * global.c: Removed incorrect comment added in revision 117.
5974 * expr.c (convert_move): Change call to emit_no_conflict_block to
5976 * recog.c: Change comments so that they do not mention
5978 * local_alloc.c (combine_regs): Removed last parameter.
5979 (no_conflict_p): Removed.
5980 (block_alloc): Removed note, no_conflict_combined_regno and set
5981 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5982 (combine_regs): Removed already_dead and code to look for
5983 REG_NO_CONFLICT notes.
5984 * lower_subreg (remove_retval_note): Removed code to look for
5985 REG_NO_CONFLICT block.
5986 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5987 (resolve_clobber): Remove code to process libcalls that have
5988 REG_NO_CONFLICT notes.
5989 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5991 * combine.c (can_combine_p, distribute_notes): Removed
5992 REG_NO_CONFLICT case.
5993 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5995 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5996 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5998 * reg-notes.def (NO_CONFLICT): Removed.
6000 2008-05-14 David S. Miller <davem@davemloft.net>
6002 * config/sparc/sparc.c (sparc_profile_hook): If
6003 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
6004 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
6005 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6007 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
6009 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
6011 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
6014 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
6015 and op1 expansion before vector concat to have less live pseudos.
6017 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
6019 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6020 ix86_expand_vector_set if supported.
6022 2008-05-13 Diego Novillo <dnovillo@google.com>
6023 Kenneth Zadeck <zadeck@naturalbridge.com>
6025 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
6027 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
6028 phinodes_print_statistics, init_ssanames, fini_ssanames,
6029 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
6030 release_ssa_name, release_defs, replace_ssa_name_symbol,
6031 ssanames_print_statistics): Move ...
6032 * tree-flow.h: ... here.
6033 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
6034 Use FN instead of cfun.
6035 (make_ssa_name_fn): Rename from make_ssa_name.
6036 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
6037 * tree-flow-inline.h (make_ssa_name): Move from
6038 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
6039 * omp-low.c (expand_omp_parallel):
6040 * tree-flow-inline.h (redirect_edge_var_map_result):
6041 * tree-ssa.c (init_tree_ssa): Add argument FN.
6042 Use it instead of cfun. Update all users.
6044 2008-05-13 Tom Tromey <tromey@redhat.com>
6046 PR preprocessor/22168:
6047 * doc/cpp.texi (Top): Update menu.
6048 (Alternatives to Wrapper #ifndef): New node.
6049 (Other Directives): Document deprecation.
6050 (Obsolete Features): Remove menu.
6051 (Assertions): Merge node into Obsolete Features.
6052 (Obsolete once-only headers): Move earlier; rename to Alternatives
6054 * doc/cppopts.texi: Update.
6055 * c.opt (Wdeprecated): Enable for C and ObjC.
6056 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
6057 (C++ Dialect Options): Move -Wno-deprecated from here to...
6058 (Warning Options): ... here.
6060 2008-05-13 Richard Guenther <rguenther@suse.de>
6063 * fold-const.c (fold_sign_changed_comparison): Do not allow
6064 changes in pointer-ness.
6066 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6069 * config/sh/sh.c (sh_expand_prologue): Don't clear
6070 RTX_FRAME_RELATED_P for push insns.
6072 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
6074 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
6076 2008-05-12 Anatoly Sokolov <aesok@post.ru>
6078 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
6079 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
6080 Use 'machine->is_leaf' instead of 'leaf_func_p'.
6082 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
6084 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
6085 (*vec_concatv4sf_sse): This.
6086 (*sse2_concatv2si): Renamed to ...
6087 (*vec_concatv2si_sse2): This.
6088 (*sse1_concatv2si): Renamed to ...
6089 (*vec_concatv2si_sse): This.
6090 (*vec_concatv2di_rex): Renamed to ...
6091 (*vec_concatv2di_rex64): This.
6092 (*vec_concatv2si_sse4_1): New.
6093 (*vec_concatv2di_rex64_sse4_1): Likewise.
6095 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
6097 PR rtl-optimization/36111
6098 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
6099 that was created for swappable operands.
6101 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
6104 * Makefile.in: Substitute GNATMAKE and GNATBIND.
6105 * configure.ac: Add call to ACX_PROG_GNAT.
6107 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
6109 * optc-gen.awk: Fix comment typo.
6111 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6113 * pretty-print.c (pp_integer_with_precision): Use
6114 HOST_LONG_LONG_FORMAT.
6116 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
6118 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
6120 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
6122 * config/i386/i386.c (bdesc_ptest): Removed.
6123 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
6124 (bdesc_args): Add __builtin_ia32_ptestz128,
6125 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
6126 (ix86_init_mmx_sse_builtins): Updated.
6127 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
6128 (ix86_expand_builtin): Updated.
6130 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
6132 * tree-cfg.c (valid_fixed_convert_types_p): New function.
6133 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
6135 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
6137 * value-prof.c (interesting_stringop_to_profile): Do not
6138 return early for BUILT_IN_MEMPCPY.
6140 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
6142 * calls.c (expand_call): Don't use callgraph to increase
6143 preferred_stack_boundary.
6145 * cgraph.h (cgraph_rtl_info): Use unsigned on
6146 preferred_incoming_stack_boundary.
6148 * final.c (rest_of_clean_state): Use unsigned on
6149 preferred_stack_boundary.
6151 2008-05-09 Tom Tromey <tromey@redhat.com>
6153 PR preprocessor/22231:
6154 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
6157 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
6159 PR tree-optimization/36129
6160 * tree-ssa-ccp.c: Include value-prof.h.
6161 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
6162 built-in function was folded to a constant.
6163 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
6165 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
6166 Sebastian Pop <sebastian.pop@amd.com>
6168 * tree-scalar-evolution.c: Document instantiate_scev.
6169 (instantiate_parameters_1): Renamed instantiate_scev_1.
6170 Don't use the same loop for instantiation_loop and evolution_loop.
6171 (instantiate_scev): New.
6172 (instantiate_parameters): Moved...
6173 (resolve_mixers): Update call to instantiate_scev_1 to pass the
6174 same loop twice. Maintains the semantics for this function.
6175 * tree-scalar-evolution.h (instantiate_scev): Declare.
6176 (instantiate_parameters): ...here. Now static inline.
6177 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
6178 instead of resolve_mixers.
6180 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6182 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
6184 2008-05-09 Tomas Bily <tbily@suse.cz>
6186 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
6187 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
6188 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6189 * c-common.c (c_common_truthvalue_conversion): Likewise.
6190 * tree-object-size.c (compute_object_offset): Likewise.
6191 * tree-inline.c (estimate_num_insns_1): Likewise.
6192 * varasm.c (const_hash_1, compare_constant, copy_constant)
6193 (compute_reloc_for_constant, output_addressed_constants)
6194 (initializer_constant_valid_p): Likewise.
6195 * c-omp.c (check_omp_for_incr_expr): Likewise.
6196 * gimplify.c (gimplify_expr): Likewise.
6197 * c-typeck.c (c_finish_return): Likewise.
6198 * tree-vectorizer.c (supportable_widening_operation)
6199 (supportable_narrowing_operation): Likewise.
6200 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
6201 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
6202 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6203 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
6204 (descr_info_loc): Likewise.
6205 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6206 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
6207 (fold_unary): Likewise.
6208 * builtins.c (get_pointer_alignment): Likewise.
6209 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
6210 (instantiate_parameters_1): Likewise.
6211 * tree.c (expr_align, stabilize_reference): Likewise.
6212 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
6213 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6214 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
6215 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6216 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
6217 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
6219 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
6220 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
6221 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6222 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
6223 (forward_propagate_comparison)
6224 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6225 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
6226 * emit-rtl.c (component_ref_for_mem_expr)
6227 (set_mem_attributes_minus_bitpos): Likewise.
6228 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6229 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
6231 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
6232 (build_function_call, pointer_diff, build_compound_expr)
6233 (c_finish_return): Likewise.
6234 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
6235 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
6237 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
6238 * expr.c (is_aligning_offset): Likewise.
6239 * tree-ssa-alias.c (is_escape_site): Likewise.
6240 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
6241 (check_all_va_list_escapes): Likewise.
6242 * tree-ssa-loop-ivopts.c (determine_base_object)
6243 (determine_common_wider_type): Likewise.
6244 * dojump.c (do_jump): Likewise.
6245 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
6246 * tree-gimple.c (is_gimple_cast): Likewise.
6247 * fold-const.c (decode_field_reference, )
6248 (fold_sign_changed_comparison, fold_unary, fold_comparison)
6249 (fold_binary): Likewise.
6250 * tree-ssa-alias-warnings.c (find_alias_site_helper)
6251 (already_warned_in_frontend_p): Likewise.
6252 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
6253 * tree.c (really_constant_p, get_unwidened): Likewise.
6254 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6255 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6256 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
6258 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
6260 (CONVERT_EXPR_P): Define.
6261 (CASE_CONVERT): Define.
6263 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6266 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
6267 (delete_unmarked_insns): When deleting a call, call
6268 delete_unreachable_blocks.
6269 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6270 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
6272 2008-05-08 Richard Guenther <rguenther@suse.de>
6274 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
6275 (-ftree-salias): Likewise.
6276 (salias-max-implicit-fields): Remove param documentation.
6277 (salias-max-array-elements): Likewise.
6278 * tree-pass.h (pass_create_structure_vars): Remove.
6279 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6280 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6281 * tree-ssa-alias.c (create_structure_vars): Remove.
6282 (gate_structure_vars): Likewise.
6283 (pass_create_structure_vars): Likewise.
6284 (gate_build_alias): Likewise.
6285 (pass_build_alias): Adjust to run always and dump the function.
6286 * common.opt (ftree-salias): Hide.
6287 * passes.c (init_optimization_passes): Remove
6288 pass_create_structure_vars, adjust comment.
6289 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6290 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6291 * opts.c (decode_options): Do not set flag_tree_salias.
6292 (common_handle_option): Add OPT_ftree_salias to the backward
6293 compatibility section.
6295 2008-05-08 Richard Guenther <rguenther@suse.de>
6297 * tree-flow-inline.h (var_can_have_subvars): Move ...
6298 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
6299 * tree-flow.h (var_can_have_subvars): Remove.
6300 (push_fields_onto_fieldstack): Remove.
6301 (sort_fieldstack): Likewise.
6302 (struct fieldoff): Move ...
6303 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
6304 alias_set and base_for_components fields.
6305 (sort_fieldstack): Make static.
6306 (push_fields_onto_fieldstack): Likewise. Remove code that
6307 handles anything but RECORD_TYPEs. Remove alias_set and
6308 base_for_components handling.
6309 (create_variable_info_for): Adjust.
6311 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
6313 * common.opt (Wframe-larger-than=): Shorten the help message
6315 * doc/invoke.texi (Wframe-larger-than=): Add more description.
6317 2008-05-08 Rafael Espindola <espindola@google.com>
6319 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
6321 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
6322 trap and that both operands are gimple values.
6323 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
6324 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
6327 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6329 * read-rtl.c (join_c_conditions): Return the first string if the
6330 two strings are equal.
6332 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6334 * gensupport.h (pred_data): Add a "num_codes" field.
6335 (add_predicate_code): Declare.
6336 * gensupport.c (add_predicate_code): New function.
6337 (std_pred_table): Add an "allows_const_p" field.
6338 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
6339 Remove the (incomplete) list of such codes from the codes field.
6340 (init_predicate_table): Use add_predicate_code. Add all
6341 RTX_CONST_OBJs if allows_const_p is true.
6342 * genrecog.c (process_define_predicate): Use add_predicate_code.
6344 2008-05-08 David Daney <ddaney@avtrex.com>
6345 Richard Sandiford <rsandifo@nildram.co.uk>
6347 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
6348 special case of constant zero operands.
6349 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
6350 old and new values. Special case constant zero values.
6351 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
6353 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
6354 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
6356 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
6359 * simplify-rtx.c (simplify_plus_minus): Create CONST of
6360 similar RTX_CONST_OBJ before CONST_INT.
6362 2008-05-08 Steve Ellcey <sje@cup.hp.com>
6364 * stmt.c (expand_stack_restore): Change sa mode if needed.
6366 2008-05-08 Richard Guenther <rguenther@suse.de>
6368 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
6369 return type to bool.
6370 (ix86_sol10_return_in_memory): Likewise.
6371 (ix86_i386elf_return_in_memory): Likewise.
6372 (ix86_i386interix_return_in_memory): Likewise.
6373 * config/i386/i386.c (ix86_return_in_memory): Likewise.
6374 (ix86_sol10_return_in_memory): Likewise.
6375 (ix86_i386elf_return_in_memory): Likewise.
6376 (ix86_i386interix_return_in_memory): Likewise.
6378 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6381 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
6383 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
6384 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
6387 2008-05-08 Richard Guenther <rguenther@suse.de>
6389 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
6390 * tree-data-ref.h (struct dr_alias): Remove subvars field.
6391 (DR_SUBVARS): Remove.
6392 * tree-dfa.c (dump_subvars_for): Remove.
6393 (debug_subvars_for): Likewise.
6394 (dump_variable): Do not dump subvars.
6395 (remove_referenced_var): Do not remove subvars.
6396 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
6397 (lookup_subvars_for_var): Remove.
6398 (get_subvars_for_var): Likewise.
6399 (get_subvars_at): Likewise.
6400 (get_first_overlapping_subvar): Likewise.
6401 (overlap_subvar): Likewise.
6402 * tree-flow.h (subvar_t): Remove.
6403 (struct var_ann_d): Remove subvars field.
6404 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
6405 argument. Remove special handling of SFTs.
6406 (compute_tag_properties): Likewise.
6407 (set_initial_properties): Likewise.
6408 (compute_call_clobbered): Likewise.
6409 (count_mem_refs): Likewise.
6410 (compute_memory_partitions): Likewise.
6411 (compute_flow_insensitive_aliasing): Likewise.
6412 (setup_pointers_and_addressables): Likewise.
6413 (new_type_alias): Likewise.
6414 (struct used_part): Remove.
6415 (used_portions): Likewise.
6416 (struct used_part_map): Likewise.
6417 (used_part_map_eq): Likewise.
6418 (used_part_map_hash): Likewise.
6419 (free_used_part_map): Likewise.
6420 (up_lookup): Likewise.
6421 (up_insert): Likewise.
6422 (get_or_create_used_part_for): Likewise.
6423 (create_sft): Likewise.
6424 (create_overlap_variables_for): Likewise.
6425 (find_used_portions): Likewise.
6426 (create_structure_vars): Likewise.
6427 * tree.def (STRUCT_FIELD_TAG): Remove.
6428 * tree.h (MTAG_P): Adjust.
6429 (struct tree_memory_tag): Remove base_for_components and
6430 unpartitionable flags.
6431 (struct tree_struct_field_tag): Remove.
6432 (SFT_PARENT_VAR): Likewise.
6433 (SFT_OFFSET): Likewise.
6434 (SFT_SIZE): Likewise.
6435 (SFT_NONADDRESSABLE_P): Likewise.
6436 (SFT_ALIAS_SET): Likewise.
6437 (SFT_UNPARTITIONABLE_P): Likewise.
6438 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
6439 (union tree_node): Remove sft field.
6440 * alias.c (get_alias_set): Remove special handling of SFTs.
6441 * print-tree.c (print_node): Remove handling of SFTs.
6442 * tree-dump.c (dequeue_and_dump): Likewise.
6443 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
6444 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
6445 * tree-predcom.c (set_alias_info): Do not set subvars.
6446 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
6447 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
6448 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
6449 (add_vars_for_offset): Remove.
6450 (add_virtual_operand): Remove special handling of SFTs.
6451 (add_call_clobber_ops): Likewise.
6452 (add_call_read_ops): Likewise.
6453 (get_asm_expr_operands): Likewise.
6454 (get_modify_stmt_operands): Likewise.
6455 (get_expr_operands): Likewise.
6456 (add_to_addressable_set): Likewise.
6457 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
6458 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6459 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
6460 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
6461 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
6462 (tree_node_structure): Likewise.
6463 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
6465 (find_what_p_points_to): Likewise.
6467 2008-05-08 Sa Liu <saliu@de.ibm.com>
6469 * config/spu/spu.md: Fixed subti3 pattern.
6471 2008-05-08 Richard Guenther <rguenther@suse.de>
6474 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6475 sure to create a representative for trailing arrays for PTA.
6477 2008-05-08 Richard Guenther <rguenther@suse.de>
6480 * fold-const.c (operand_equal_p): Two objects which types
6481 differ in pointerness are not equal.
6483 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6485 * calls.c (compute_argument_block_size): Add argument tree fndecl.
6486 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
6487 (emit_library_call_value_1): Add new variable fndecl initialized by
6488 NULL_TREE. It should be the decl type of orgfun, but this information
6489 seems not to be available here, so it uses the default calling abi.
6490 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
6491 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
6492 by TARGET_RETURN_IN_MEMORY.
6493 * config/i386/i386-interix.h: Likewise.
6494 * config/i386/i386.h: Likewise.
6495 * config/i386/i386elf.h: Likewise.
6496 * config/i386/ptx4-i.h: Likewise.
6497 * config/i386/sol2-10.h: Likewise.
6498 * config/i386/sysv4.h: Likewise.
6499 * config/i386/vx-common.h: Likewise.
6500 * config/cris/cris.h: Removed #if 0 clause.
6501 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
6502 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
6504 (ix86_sol10_return_in_memory): Likewise.
6505 (ix86_i386elf_return_in_memory): New.
6506 (ix86_i386interix_return_in_memory): New.
6507 * config/mt/mt-protos.h (mt_return_in_memory): New.
6508 * config/mt/mt.c: Likewise.
6509 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6510 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
6511 * config/bfin/bfin.h: Likewise.
6512 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
6514 * config/bfin/bfin.c: Likewise.
6515 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6516 * config/alpha/unicosmk.h: Likewise.
6517 * config/i386/cygming.h: Likewise.
6518 * config/iq2000/iq2000.h: Likewise.
6519 * config/mips/mips.h: Likewise.
6520 * config/mn10300/mn10300.h: Likewise.
6521 * config/rs6000/rs6000.h: Likewise.
6522 * config/score/score.h: Likewise.
6523 * config/spu/spu.h: Likewise.
6524 * config/v850/v850.h: Likewise.
6525 * defaults.h: Likewise.
6526 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
6527 * expr.c (emit_block_move): Adjust use of
6528 OUTGOING_REG_PARM_STACK_SPACE.
6529 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
6530 OUTGOING_REG_PARM_STACK_SPACE.
6531 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
6533 2008-05-08 Jakub Jelinek <jakub@redhat.com>
6535 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
6536 on OMP_RETURN for OMP_FOR.
6539 * dwarf2out.c (dw_expand_expr, common_check): Removed.
6540 (fortran_common): New function.
6541 (gen_variable_die): Call fortran_common instead of common_check,
6542 adjust for it returning tree instead of rtx. Formatting.
6544 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6548 * see.c (see_copy_insn): Copy new pure const attributes for new call.
6549 * c-decl.c (merge_decls): Ditto.
6550 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
6551 to RTL_CONST_OR_PURE_CALL_P.
6552 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
6553 Initialized DECL_LOOPING_CONST_PURE.
6554 (process_call_operands): Set tree_side_effects properly.
6555 * tree.h (TREE_READONLY_DECL_P): Removed.
6556 (DECL_IS_PURE): Renamed to DECL_PURE_P.
6557 (DECL_LOOPING_OR_CONST_P): New macro.
6558 (struct tree_function_decl): Added looping_const_or_pure_p.
6560 (ECF_LOOPING_OR_CONST_P): New macro.
6561 * rtlanal.c (pure_const_p): Removed.
6562 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6563 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6564 to RTL_CONST_CALL_P.
6565 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6566 (check_decl, check_tree, check_call, scan_function): Initialize
6568 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6569 (static_execute): Set looping true for recursive functions.
6570 Undo setting state to IPA_NEITHER for recursive functions.
6572 * ifcvt.c (noce_can_store_speculate_p): Changed
6573 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6574 RTL_CONST_OR_PURE_CALL_P.
6575 * dse.c (scan_insn): Ditto.
6576 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6577 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6578 RTL_CONST_OR_PURE_CALL_P.
6579 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6580 pure_call_p to RTL_CONST_CALL_P.
6581 * gimplify.c (gimplify_call_expr): Clear side effects for
6582 non-looping pure and constant calls.
6583 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6584 (flags_from_decl_or_type): Set ecf flags from decl flags.
6585 (initialize_argument_information): Turn off
6586 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6587 Change const to pure if callee_copies is true rather than just
6589 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6590 way of marking pure calls.
6591 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6592 Remove hack that was supposed to fix pr7335 and remove old
6593 way of marking pure calls.
6594 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6595 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6596 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6597 RTL_CONST_OR_PURE_CALL_P.
6598 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6599 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6600 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6601 * sched-deps.c (schedule_analyze): Ditto.
6602 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6603 return_val field of calls to represent pure and const function info.
6604 (CONST_OR_PURE_CALL_P): Deleted macro.
6605 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6606 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6607 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6609 * tree-optimize.c (execute_fixup_cfg): Added test for
6610 ECF_LOOPING_CONST_OR_PURE.
6611 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6613 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6614 effects for looping pure or const calls.
6615 (verify_gimple_expr): Added verification code.
6616 * config/alpha/alpha.c (alpha_legitimize_address,
6617 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6619 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6620 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6621 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6622 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6623 RTL_CONST_OR_PURE_CALL_P.
6624 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6625 and const calls to be deleted.
6627 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6630 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6631 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6632 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6633 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6634 to handle nonimmediate operands.
6635 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6636 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6637 to handle nonimmediate operands.
6638 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6639 (mmx_pmulhrwv4hi3): New expander. Use
6640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6641 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6642 (sse2_umulv1siv1di3): New expander. Use
6643 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6644 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6645 (mmx_eq<mode>3): New expander. Use
6646 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6647 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6648 (mmx_uavgv8qi3): New expander. Use
6649 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6650 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6651 (mmx_uavgv4hi3): New expander. Use
6652 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6654 * config/i386/sse.md
6655 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6656 to handle nonimmediate operands.
6657 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6658 to handle nonimmediate operands.
6659 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6660 to handle nonimmediate operands.
6661 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6662 to handle nonimmediate operands.
6663 (sse2_unpckhpd_exp): New expander. Use
6664 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6665 (sse2_unpcklpd_exp): New expander. Use
6666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6667 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6668 to handle nonimmediate operands.
6669 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6670 to handle nonimmediate operands.
6671 (*sse2_<plusminus_insn><mode>3): Rename from
6672 sse2_<plusminus_insn><mode>3 insn pattern.
6673 (sse2_<plusminus_insn><mode>3): New expander. Use
6674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6675 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6676 (sse2_umulv2siv2di3): New expander. Use
6677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6678 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6679 (sse4_1_mulv2siv2di3): New expander. Use
6680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6681 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6682 (sse2_pmaddwd): New expander. Use
6683 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6684 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6685 (sse2_eq<mode>3): New expander. Use
6686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6687 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6688 (sse4_1_eqv2di3): New expander. Use
6689 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6690 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6691 (sse2_uavgv16qi3): New expander. Use
6692 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6693 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6694 (sse2_uavgv16qi3): New expander. Use
6695 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6696 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6697 (sse2_uavgv8hi3): New expander. Use
6698 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6699 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6700 (ssse3_pmulhrswv8hi3): New expander. Use
6701 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6702 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6703 (ssse3_pmulhrswv4hi3): New expander. Use
6704 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6706 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6707 (<sse>_vmmul<mode>3): Ditto.
6708 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6710 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6711 (ssse3_pmaddubsw): Ditto.
6713 * config/i386/i386.c (struct_builtin_description)
6714 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6715 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6716 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6717 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6718 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6719 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6720 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6721 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6722 (ix86_fixup_binary_operands): Assert that src1
6723 and src2 must have the same mode when swapped.
6724 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6725 and ix86_binary_operator_ok. Do not force operands in registers
6728 2008-05-07 Jan Hubicka <jh@suse.cz>
6730 * cgraph.c (dump_cgraph_node): Update.
6731 * cgraph.h (cgraph_local_info): Break out inline summary.
6732 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6734 * ipa-inline (inline_summary): New accestor function.
6735 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6736 cgraph_decide_inlining, compute_inline_parameters): Update.
6737 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6739 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6741 Cleanup ColdFire scheduling support and add V4 pipeline model.
6743 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6744 (define_attr cpu): Add cfv4 value.
6745 (define_attr type, define_attr type1): Merge into a single 'type'
6746 attribute. Update all uses.
6747 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6748 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6750 (define_attr opx_mem, define_attr opy_mem): Remove.
6751 (define_attr op_mem): Clean up, update comment.
6752 (define_attr size): Use specific values instead of general int.
6753 (define_attr guess, define_attr split): Remove. Update all uses.
6754 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6755 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6756 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6757 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6758 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6759 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6760 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6761 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6762 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6763 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6764 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6765 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6766 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6767 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6768 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6769 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6770 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6771 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6772 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6773 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6774 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6775 Update or set attributes.
6776 (stack_tie): New fake instruction.
6778 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6779 (m68k_sched_attr_size): Update declaration.
6780 (m68k_sched_attr_type2): Remove.
6781 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6782 Declare new bypass predicates.
6784 * config/m68k/m68k.c (m68k_sched_issue_rate,
6785 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6787 (TARGET_SCHED_ISSUE_RATE,
6788 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6789 (override_options): Handle scheduling for ColdFire V4 core.
6790 (m68k_expand_prologue): Emit stack_tie.
6791 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6792 'OP_TYPE_FPN'. Update all uses.
6793 (sched_guess_p): Remove.
6794 (sched_address_type): Handle symbolic addresses.
6795 (sched_get_operand): New static function.
6796 (sched_operand_type): Merge into sched_attr_op_type.
6797 (sched_attr_op_type): Handle FP registers, handle quick constants,
6799 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6800 (m68k_sched_attr_size): Update. Move logic to ...
6801 (sched_get_attr_size_int): New static function.
6802 (sched_get_opxy_mem_type): New static function.
6803 (m68k_sched_attr_op_mem): Update.
6804 (m68k_sched_attr_type2): Remove.
6805 (sched_cfv4_bypass_data): New static variable.
6806 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6807 (m68k_sched_issue_rate): Implement scheduler hook.
6808 (struct _sched_ib: enabled_p): New field.
6809 (m68k_sched_variable_issue): Update. Handle V4.
6810 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6811 sched_dump_class_func_t, sched_dump_split_class,
6812 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6813 sched_dump_dfa_class, m68k_sched_dump): Remove.
6814 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6816 (m68k_sched_init_global): Remove statisctics dumping, introduce
6817 sanity check that all instructions have pipeline reservations. Handle
6819 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6820 Handle ColdFire V4 core.
6821 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6822 New static functions.
6823 (m68k_sched_address_bypass_p): New bypass predicate.
6824 (sched_get_indexed_address_scale): New static function.
6825 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6827 * cf.md: Update comments.
6828 (define_attr type2): Remove. Use 'type' attribute instead.
6830 (cf_ib): Rename to cfv123_ib. Update all uses.
6831 (cf_oep): Rename to cfv123_oep. Update all uses.
6832 (cf_chr): Rename to cfv123_chr. Update all uses.
6833 (cf_mem): Rename to cfv123_mem. Update all uses.
6834 (cf_mac): Move to more appropriate place.
6835 (cfv123_guess): New automaton and cpu_unit.
6836 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6837 Update uses of 'size' attribute. Handle before reload scheduling.
6838 (cfv123_guess): New dummy reservation for unhandled instructions.
6839 (cfv4_*): Pipeline description of ColdFire V4 core.
6840 (ignore): New reservation to handle 'ignore' type.
6842 2008-05-07 Ian Lance Taylor <iant@google.com>
6845 * gimplify.c (find_single_pointer_decl_1): Don't look through
6847 (find_single_pointer_decl): Adjust comments.
6849 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6852 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6853 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6856 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6857 integral type rather than floating point, then VIEW_CONVERT_EXPR
6858 to the floating point type.
6860 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6862 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6863 TFmode op0 to register.
6865 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6867 * c-decl.c (grokdeclarator): Comment typo.
6869 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6871 * tree-flow.h: Remove prototype for computed_goto_p.
6872 * tree-cfg.c (computed_goto_p): Make static.
6874 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6877 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6878 (contains_aligned_value_p): This. Handle _Decimal128.
6879 (ix86_function_arg_boundary): Only align _Decimal128 to its
6880 natural boundary and handle it properly.
6882 2008-05-06 Martin Jambor <mjambor@suse.cz>
6884 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6885 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6886 (ipcp_method_set_orig_node): Removed.
6887 (ipcp_cval_get_cvalue_type): Removed.
6888 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6889 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6890 (ipcp_cval_set_cvalue_type): Removed.
6891 (ipcp_cval_get_cvalue): Removed.
6892 (ipcp_cval_set_cvalue): Removed.
6893 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6894 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6895 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6896 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6897 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6898 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6899 (ipcp_get_ith_lattice): Changed parameters.
6900 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6901 (ipcp_lattice_from_jfunc): Changed parameters.
6902 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6903 (ipcp_method_cval_print): Added temporary variable info.
6904 (ipcp_redirect): Removed already unused local variable caller.
6905 (ipcp_redirect): New temporary variable orig_callee_info
6906 (ipcp_redirect): Removed newly unused local variable callee.
6907 (ipcp_redirect): Removed (a bit confusing) local variable type.
6908 (ipcp_insert_stage): Added local variable info.
6909 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6911 (ipcp_formal_create): Removed.
6912 (ipcp_method_cval_set): Removed.
6913 (ipcp_propagate_stage): Renamed lattice variables.
6914 (ipcp_method_cval_set_cvalue_type): Removed.
6915 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6916 (ipcp_print_all_lattices): Changed printed strings to refer to
6917 lattices rather than cvals.
6918 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6919 (ipcp_propagate_const): Changed formal parameters.
6920 (build_const_val): Changed formal parameters.
6921 (ipcp_insert_stage): Removed useless variable cvalue
6922 (build_const_val): Changed formal parameters.
6923 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6924 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6925 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6926 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6927 (ipcp_print_func_profile_counts): Changed string from "method" to
6929 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6930 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6931 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6932 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6933 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6934 (ipcp_lat_is_const): Changed parameters and made inline.
6935 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6936 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6937 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6938 the predicate condition directly
6939 (ipcp_propagate_stage): Added local variable args. Removed local
6940 variable callee. (Both are mere code simplifications.)
6941 (ipcp_method_dont_insert_const): Renamed to
6942 ipcp_node_not_modifiable_p.
6943 (ipcp_node_not_modifiable_p): Made inline.
6944 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6945 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6946 (ipcp_print_all_lattices): Removed variable cvalue
6947 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6950 2008-05-06 Olivier Hainque <hainque@adacore.com>
6952 * tree-sra.c (try_instantiate_multiple_fields): Early return
6953 if field has POINTER_TYPE.
6955 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6957 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6958 by using 'q' specifier for instruction.
6959 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6961 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6963 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6964 Change mode of zero_extract from QImode to HImode.
6965 (sign bit tests peepholes): (Ditto.).
6967 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6969 * config/i386/mmx.md: Remove double backslashes from asm templates.
6970 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6971 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6972 to handle nonimmediate operands.
6973 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6974 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6975 to handle nonimmediate operands.
6976 (*mmx_<code>v2sf3_finite): New insn pattern.
6977 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6978 (mmx_<code>v2sf3): New expander. Use
6979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6980 (mmx_<plusminus_insn><mode>3): New expander. Use
6981 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6982 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6983 (mmx_add<mode>3): Removed.
6984 (mmx_ssadd<mode>3): Ditto.
6985 (mmx_usadd<mode>3): Ditto.
6986 (mmx_sub<mode>3): Ditto.
6987 (mmx_sssub<mode>3): Ditto.
6988 (mmx_ussub<mode>3): Ditto.
6989 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6990 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6991 to handle nonimmediate operands.
6992 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6994 (mmx_smulv4hi3_highpart): New expander. Use
6995 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6996 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6998 (mmx_umulv4hi3_highpart): New expander. Use
6999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7000 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
7001 (mmx_<code>v4hi3): New expander. Use
7002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7003 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
7004 (mmx_<code>v8qi3): New expander. Use
7005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7006 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
7007 (mmx_<code><mode>3): New expander. Use
7008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7010 2008-05-05 Jan Hubicka <jh@suse.cz>
7012 PR tree-optimization/36118
7013 * passes.c (pass_init_dump_file): Fix dump header.
7015 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7018 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
7019 VCE for function decls.
7021 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
7023 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
7025 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
7027 * config/i386/i386.md (sat_plusminus): New.
7028 (plusminus_insn): Likewise.
7029 (plusminus_mnemonic): Likewise.
7031 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
7032 (*<addsub><mode>3_cc_overflow): Renamed to ...
7033 (*<plusminus_insn><mode>3_cc_overflow): This.
7034 (*<addsub>si3_zext_cc_overflow): Renamed to ...
7035 (*<plusminus_insn>si3_zext_cc_overflow): This.
7037 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
7038 (<plusminus_insn><mode>3): This.
7039 (*<addsub><mode>3): Renamed to ...
7040 (*<plusminus_insn><mode>3): This.
7041 (<sse>_vm<addsub><mode>3): Renamed to ...
7042 (<sse>_vm<plusminus_insn><mode>3): This.
7043 (sse3_h<addsub>v4sf3): Renamed to ...
7044 (sse3_h<plusminus_insn>v4sf3): This.
7045 (sse3_h<addsub>v2df3): Renamed to ...
7046 (sse3_h<plusminus_insn>v2df3): This.
7047 (<plusminus_insn><mode>3): New.
7048 (*<plusminus_insn><mode>3): Likewise.
7049 (sse2_<plusminus_insn><mode>3): Likewise.
7050 (add<mode>): Removed.
7051 (*add<mode>3): Likewise.
7052 (sse2_ssadd<mode>3): Likewise.
7053 (sse2_usadd<mode>3): Likewise.
7054 (sub<mode>3): Likewise.
7055 (*sub<mode>3): Likewise.
7056 (sse2_sssub<mode>3): Likewise.
7057 (sse2_ussub<mode>3): Likewise.
7059 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
7061 * gthr-single.h: Add in required interface elements as per gthr.h.
7062 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
7063 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
7064 Generalize UNUSED macro.
7065 (__gthread_once): Add.
7066 (__gthread_key_create): Add.
7067 (__gthread_key_delete): Add.
7068 (__gthread_getspecific): Add.
7069 (__gthread_setspecific): Add.
7071 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
7073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
7074 the same size types for the indirect reference on the rhs, then
7077 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
7079 * config/i386/i386.md
7080 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
7081 one insn template instead of template series.
7082 (*xordi_1_rex64): Ditto.
7083 (*xordi_2_rex64): Ditto.
7085 2008-05-05 Ira Rosen <irar@il.ibm.com>
7087 PR tree-optimization/36119
7088 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
7091 2008-06-04 Jan Hubicka <jh@suse.cz>
7093 tree-optimization/36100
7094 * tree-pass.h (pass_O0_always_inline): Declare.
7095 * ipa-inline.c (inline_transform): Remove dead code.
7096 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7097 pass_O0_always_inline): New.
7098 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
7100 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
7102 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
7103 mnemonic in this_param move for TARGET_64BIT.
7105 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
7107 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
7108 (*strmovsi_rex_1): Ditto.
7109 (*strsetsi_1): Ditto.
7110 (*strsetsi_rex_1): Ditto.
7112 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
7113 adddicc expanders using SWI mode iterator.
7115 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
7118 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
7121 2008-05-04 David S. Miller <davem@davemloft.net>
7123 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
7124 (sparc*-*-linux*): Use linux.h in tm_file.
7125 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
7126 compiler defaulting to 32-bit.
7127 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
7129 * config/sparc/linux.h: Remove definitions now obtained
7130 properly from linux.h
7131 * config/sparc/linux64.h: Likewise.
7132 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
7133 don't want this setting for 32-bit builds in a biarch compiler.
7134 * doc/install.texi: Add sparc-linux to list of targets
7135 supporting --enable-targets=all.
7137 2008-05-03 Andrew Pinski <pinskia@gmail.com>
7139 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
7141 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
7143 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
7144 after V4SI_FTYPE_V8HI.
7145 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
7146 case V4SI_FTYPE_V2DF.
7148 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
7150 * doc/invoke.texi (max-flow-memory-locations): Removed.
7151 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
7153 2008-05-03 Richard Guenther <rguenther@suse.de>
7156 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
7158 2008-05-02 David S. Miller <davem@davemloft.net>
7160 * config.gcc (need_64bit_hwint): Document libcpp dependency.
7162 2008-05-02 Simon Baldwin <simonb@google.com>
7165 * c-common.h (warn_array_subscript_range): Removed.
7166 * c-common.c (warn_array_subscript_range): Ditto.
7167 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
7168 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
7170 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
7172 * config/i386/i386.c (ix86_special_builtin_type): New.
7173 (bdesc_special_args): Likewise.
7174 (ix86_expand_special_args_builtin): Likewise.
7175 (ix86_init_mmx_sse_builtins): Updated.
7176 (ix86_expand_builtin): Updated.
7177 (ix86_expand_store_builtin): Removed.
7178 (ix86_expand_unop_builtin): Likewise.
7180 * config/i386/mm3dnow.h (__v2sf): Moved to ...
7181 * config/i386/mmintrin.h (__v2sf): Here.
7183 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
7185 (_mm_loadl_pi): Likewise.
7186 (_mm_storeh_pi): Replace __v2si with __v2sf.
7187 (_mm_storel_pi): Likewise.
7189 * doc/extend.texi: Correct __builtin_ia32_loadhps,
7190 __builtin_ia32_loadlps, __builtin_ia32_storehps,
7191 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
7192 __builtin_ia32_loadlpd.
7194 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
7196 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
7197 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
7198 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
7199 (ix86_init_mmx_sse_builtins): Updated.
7200 (ix86_expand_args_builtin): Likewise.
7201 (ix86_expand_builtin): Likewise.
7202 (ix86_expand_unop1_builtin): Renamed to ...
7203 (ix86_expand_unop_vec_merge_builtin): This.
7205 2008-05-01 Jan Hubicka <jh@suse.cz>
7208 * ipa-inline.c (inline_generate_summary): Make static.
7209 (inline_transform): Do not call inlining at -O0; make static.
7210 * passes.c (execute_todo): Add sanity check.
7211 (execute_one_ipa_transform_pass): Execute proper flags.
7213 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
7215 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
7216 (DECL_NONADDRESSABLE_P): Likewise.
7217 * alias.c (record_component_aliases): Fix comment.
7219 2008-05-01 Simon Baldwin <simonb@google.com>
7221 * c-common.h (warn_array_subscript_range): New function.
7222 * c-common.c (warn_array_subscript_range): Ditto.
7223 * tree-vrp.c (check_array_ref): Corrected code to agree with
7224 comment, ignoring only arrays of size 0 or size 1.
7225 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
7227 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7229 * config/i386/i386.c (ix86_builtin_type): Replace
7230 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
7231 (bdesc_args): Updated.
7232 (ix86_init_mmx_sse_builtins): Likewise.
7233 (ix86_expand_args_builtin): Likewise.
7235 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
7238 * doc/extend.texi: Correct __builtin_ia32_palignr.
7240 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7243 * config/i386/i386.c (bdesc_crc32): Removed.
7244 (ix86_expand_crc32): Likewise.
7245 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
7246 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
7247 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
7248 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
7249 UINT_FTYPE_UINT_UCHAR.
7250 (bdesc_args): Updated. Add crc32 builtins.
7251 (ix86_init_mmx_sse_builtins): Updated.
7252 (ix86_expand_args_builtin): Updated to support subreg.
7254 * doc/extend.texi: Correct __builtin_ia32_crc32di.
7256 2008-05-01 Jan Hubicka <jh@suse.cz>
7258 * tree-pass.h (opt_pass): Add IPA_PASS.
7259 (varpool_node, cgraph_node): Forward declare.
7260 (ipa_opt_pass): Define.
7261 (pass_ipa_inline): Turn into ipa_opt_pass.
7262 (pass_apply_inline): Remove.
7263 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
7264 (apply_inline): Turn into ....
7265 (inline_transform): ... this one.
7266 (inline_generate_summary): New function.
7267 (pass_apply_inline): Remove.
7268 * function.h (ipa_opt_pass): Forward declare structure; typedef;
7270 (struct function): Add ipa_transforms_to_apply.
7271 * passes.c (register_one_dump_file): Work on IPA_PASS.
7272 (init_optimization_passes): Remove pass_inline_parameters and
7274 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
7275 (execute_one_pass) ... here; apply transforms when possible.
7276 (add_ipa_transform_pass, execute_ipa_summary_asses,
7277 execute_one_ipa_transform_pass): New.
7278 (execute_ipa_pass_list): Update for IPA_PASS type.
7280 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7282 * config/i386/i386.c (ix86_builtin_type): Add
7283 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
7284 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
7285 (bdesc_args): Add SSE4a builtins.
7286 (ix86_init_mmx_sse_builtins): Updated.
7287 (ix86_expand_args_builtin): Likewise.
7288 (ix86_expand_builtin): Likewise.
7290 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7292 * config/i386/i386.c (ix86_builtin_type): Add
7293 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
7294 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
7295 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
7296 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
7297 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
7298 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
7299 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
7300 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
7301 and DI_FTYPE_DI_DI_INT.
7302 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
7303 (ix86_init_mmx_sse_builtins): Updated.
7304 (ix86_expand_args_builtin): Likewise.
7305 (ix86_expand_builtin): Likewise.
7306 (ix86_expand_binop_imm_builtin): Removed.
7308 * doc/extend.texi: Correct __builtin_ia32_palignr128.
7310 2008-04-30 Richard Guenther <rguenther@suse.de>
7312 PR tree-optimization/32921
7313 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
7315 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
7317 * config/arm/arm.c (arm_unwind_emit): Use
7318 crtl->all_throwers_are_sibcalls instead of
7319 cfun->all_throwers_are_sibcalls.
7320 (arm_output_fn_unwind): Likewise.
7321 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
7322 instead of cfun->uses_pic_offset_table.
7323 (frv_expand_prologue): Likewise.
7324 (frv_frame_pointer_required): Likewise.
7325 (frv_expand_fdpic_call): Likewise.
7326 (frv_emit_movsi): Likewise.
7327 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
7328 cfun->returns_pcc_struct instead of
7329 current_function_returns_pcc_struct.
7330 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
7331 instead of cfun->calls_eh_return.
7332 (m32c_pushm_popm): Likewise.
7333 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
7334 "extern" declaration.
7336 2008-04-30 Richard Guenther <rguenther@suse.de>
7338 PR tree-optimization/21636
7339 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
7341 (evaluate_stmt): Print the likely value.
7342 (ccp_visit_stmt): Avoid excessive vertical spacing.
7344 2008-04-30 Rafael Espindola <espindola@google.com>
7346 * builtins.c (fold_call_expr): Return realret.
7347 * tree-ssa-threadedge.c
7348 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7349 __builtin_object_size.
7351 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
7353 * gcc.c (wrapper_string): New variable.
7354 (insert_wrapper): New function.
7355 (execute): New option -wrapper.
7356 * doc/invoke.texi (Overall Options): New driver option -wrapper.
7358 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
7360 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
7361 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
7362 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
7364 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
7365 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
7366 config/rs6000/e500crtres64gprctr.asm,
7367 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
7368 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
7369 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
7370 config/rs6000/e500crtsav64gprctr.asm,
7371 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
7372 config/rs6000/e500crtsavg64gprctr.asm: New files.
7373 * config/rs6000/t-ppccomm: Add build rules for new files.
7374 (LIB2FUNCS_STATIC_EXTRA): Add new files.
7375 * config/rs6000/t-netbsd: Add build rules for new files.
7376 (LIB2FUNCS_STATIC_EXTRA): New variable.
7377 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
7378 (CRTSAVRES_DEFAULT_SPEC): Likewise.
7379 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
7381 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
7383 * config/i386/i386.c (ix86_builtin_type): Add
7384 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
7385 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
7386 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
7387 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
7388 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
7389 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
7390 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
7391 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
7392 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
7393 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
7394 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
7395 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
7396 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
7397 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
7398 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
7399 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
7400 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
7401 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
7402 V1DI_FTYPE_V2SI_V2SI.
7403 (bdesc_2arg): Moved to ...
7405 (ix86_init_mmx_sse_builtins): Updated.
7406 (ix86_expand_args_builtin): Updated. Take a pointer
7407 to const struct builtin_description. Handle comparison
7409 (ix86_expand_sse_compare): Take a new argument for swapping operands.
7410 (ix86_expand_builtin): Updated.
7412 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
7413 (ssse3_pmaddubsw128): This.
7414 (ssse3_pmaddubswv4hi3): Renamed to ...
7415 (ssse3_pmaddubsw): This.
7417 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
7418 (__builtin_ia32_packssdw128): Likewise.
7419 (__builtin_ia32_packuswb128): Likewise.
7420 (__builtin_ia32_pmaddubsw): Likewise.
7421 (__builtin_ia32_pmaddubsw128): Likewise.
7423 2008-04-30 Richard Guenther <rguenther@suse.de>
7425 PR tree-optimization/14847
7426 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
7427 (recognize_bits_test): Use it.
7428 (recognize_single_bit_test): Likewise.
7430 2008-04-30 Martin Jambor <mjambor@suse.cz>
7432 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
7433 instead of setting number of formal parameters to zero.
7434 (ipcp_init_stage): Do not set the number of actual parameters to zero
7436 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
7437 which are called with variable number of arguments.
7438 (ipcp_insert_stage): Explicitely skipping all nodes which are
7439 called with variable number of arguments.
7440 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
7441 number of parameters.
7443 * ipa-prop.h (struct ipa_node_params): Added flag
7444 called_with_var_arguments
7445 (ipa_set_param_count): Added. Changed sole setter to use it.
7446 (ipa_get_param_count): Added. All readers of param_count
7447 converted to use it instead.
7448 (ipa_set_called_with_variable_arg): Added.
7449 (ipa_is_called_with_var_arguments): Added.
7450 (ipa_get_ith_param): Added. All readers of param_decls converted
7452 (ipa_set_cs_argument_count): Added, sole writer to argument_count
7454 (ipa_get_cs_argument_count): Added, all readers of argument_count
7456 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
7459 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
7460 (struct ipcp_lattice): Renamed cval_type to type
7461 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
7463 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
7464 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
7465 (ipcp_insert_stage): Changed the type of variable cvalue to tree
7466 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
7467 (build_const_val): Changed the type of parameter cvalue to tree
7468 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
7469 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
7471 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
7474 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
7475 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
7476 (ipa_add_method): Renamed to ipa_push_func_to_list
7477 (ipa_remove_method): Renamed to ipa_pop_func_from_list
7478 (ipa_callsite_param_count): Removed.
7479 (ipa_callsite_param_count_set): Removed.
7480 (ipa_callsite_param): Removed.
7481 (ipa_callsite_callee): Removed.
7482 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
7483 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
7484 (ipa_method_formal_count): Removed.
7485 (ipa_method_formal_count_set): Removed.
7486 (ipa_method_get_tree): Removed.
7487 (ipa_method_tree_map_create): Removed.
7488 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
7489 (ipa_create_param_decls_array): Creates the array itself
7490 (ipa_create_param_decls_array): Temporary variable info instead of
7492 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
7493 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
7494 (get_type): Removed.
7495 (ipa_jf_get_info_type): Removed.
7496 (ipa_node_create): Renamed to ipa_create_node_params
7497 (ipa_free): Renamed to ipa_free_all_node_params
7498 (ipa_nodes_create): Renamed to ipa_create_all_node_params
7499 (ipa_edges_create): Renamed to ipa_create_all_edge_args
7500 (ipa_edges_free): Renamed to ipa_free_all_edge_args
7501 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
7502 (ipa_free_all_node_params): Deallocation to jump_functions moved to
7503 ipa_free_all_edge_args
7504 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
7505 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
7506 (ipa_create_methodlist_node): Removed.
7507 (ipa_methodlist_method): Removed.
7508 (ipa_methodlist_method_set): Removed.
7509 (ipa_methodlist_next_method): Removed.
7510 (ipa_methodlist_next_method_set): Removed.
7511 (ipa_method_is_modified): Removed.
7512 (ipa_method_modify_create): Removed.
7513 (ipa_method_modify_init): Temporary variable info instead of a few
7515 (ipa_detect_param_modifications): Temporary variable info instead of
7517 (ipa_compute_jump_functions): Temporary variable info instead of
7519 (ipa_method_modify_set): Removed.
7520 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
7521 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
7522 than craph_node as the first parameter.
7523 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
7524 (ipa_method_modify_init): Removed.
7525 (ipa_compute_jump_functions): Added a temp variable instead of
7526 repeatadly dereferencing the cgraph_edge.aux pointer
7527 (ipa_callsite_param_set_type): Removed.
7528 (ipa_compute_jump_functions): i renamed to index and moved to
7530 (ipa_callsite_param_set_info_type_formal): Removed.
7531 (ipa_callsite_param_set_info_type): Removed.
7532 (ipa_callsite_param_map_create): Removed.
7533 (ipa_callsite_tree): Removed.
7534 (ipa_callsite_caller): Removed.
7535 (ipa_pop_func_from_list): return_method removed to return_func
7537 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
7538 prefixed all values with IPA_. Changed all users.
7539 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
7540 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
7541 and FORMAL_IPATYPE IPA_PASS_THROUGH.
7542 (union parameter_info): Renamed to jump_func_value.
7543 (union jump_func_value): Renamed value to constant
7544 (struct ipa_jump_func): Renamed info_type to value
7545 (struct ipa_node): Renamed to ipa_node_params
7546 (struct ipa_node_params): Renamed ipa_arg_num to param_count
7547 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
7548 (struct ipa_node_params): Renamed ipa_mod to modified_flags
7549 (struct ipa_edge): Renamed to ipa_edge_args
7550 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
7551 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
7552 (struct ipa_methodlist): Renamed to ipa_func_list
7553 (struct ipa_func_list): method_p renamed to node, next_method
7555 (ipa_methodlist_p): Removed, switched all users to struct pointer
7556 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7558 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7560 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7561 (rs6000_emit_epilogue): Use backchain to restore only when we
7562 have a large frame. Make use of frame pointer to restore if we
7563 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7565 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7567 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7568 Add mode to zero_extract.
7569 (sign bit tests peepholes): (Ditto.).
7571 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7573 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7574 Instructions in comments with SSE3.
7575 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7576 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7577 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7578 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7579 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7580 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7581 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7582 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7583 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7584 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7585 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7586 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7587 (bdesc_sse_args): Renamed to ...
7588 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7589 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7590 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7592 (bdesc_1arg): Moved to ...
7594 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7595 Instructions in comments with SSE3.
7596 (ix86_expand_sse_operands_builtin): Renamed to ...
7597 (ix86_expand_args_builtin): This. Updated.
7598 (ix86_expand_unop1_builtin): Update comments.
7599 (ix86_expand_builtin): Updated.
7601 2008-04-29 Richard Guenther <rguenther@suse.de>
7603 PR tree-optimization/36078
7604 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7605 Update virtual SSA form after cleaning up the CFG.
7607 2008-04-29 Richard Guenther <rguenther@suse.de>
7610 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7612 2008-04-29 Richard Guenther <rguenther@suse.de>
7614 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7615 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7616 (compute_flow_insensitive_aliasing): Do not treat
7617 PTR_IS_REF_ALL pointers special.
7618 (get_smt_for): Likewise.
7619 (may_alias_p): Re-structure.
7620 (is_escape_site): A ref-all pointer conversion is not an escape site.
7621 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7622 PTR_IS_REF_ALL pointers special.
7623 * tree-ssa-structalias.h (struct alias_info): Remove
7624 ref_all_symbol_mem_tag field.
7625 (PTR_IS_REF_ALL): Remove.
7627 2008-04-29 Richard Guenther <rguenther@suse.de>
7630 * fold-const.c (extract_muldiv_1): In combining division constants
7631 make sure to never overflow.
7633 2008-04-29 Nick Clifton <nickc@redhat.com>
7635 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7637 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7640 * optc-gen.awk: Work around HP-UX/IA awk bug.
7642 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7644 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7647 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7650 * config/i386/i386.md
7651 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7652 Change operand 1 predicate to nonimmediate_operand.
7654 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7657 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7659 * gengtype.c (walk_type, write_func_for_structure): Handle
7661 * doc/gty.texi: Document chain_circular.
7663 2008-04-28 Richard Guenther <rguenther@suse.de>
7665 PR tree-optimization/36066
7666 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7669 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7672 * config/i386/i386.md
7673 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7674 Use match_scratch instead of match_operand for operands 3 and 4.
7676 2008-04-27 Richard Guenther <rguenther@suse.de>
7678 PR tree-optimization/18754
7679 PR tree-optimization/34223
7680 * tree-pass.h (pass_complete_unrolli): Declare.
7681 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7682 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7683 Rewrite loop into loop closed SSA form if it is not already.
7684 (tree_unroll_loops_completely): Re-structure to iterate over
7685 innermost loops with intermediate CFG cleanups.
7686 Unroll outermost loops only if requested or the code does not grow
7688 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7689 loops are available.
7690 (tree_vectorize): Instead do so here.
7691 (tree_complete_unroll): Also unroll outermost loops.
7692 (tree_complete_unroll_inner): New function.
7693 (gate_tree_complete_unroll_inner): Likewise.
7694 (pass_complete_unrolli): New pass.
7695 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7696 uses outside of the loop.
7697 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7698 form if it is available.
7699 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7700 * passes.c (init_optimization_passes): Schedule complete inner
7701 loop unrolling pass before the first CCP pass after final inlining.
7703 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7705 * targhooks.h (default_emutls_var_fields,
7706 default_emutls_var_init): Declare.
7707 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7708 * target.h (struct gcc_target): Add struct emutls member.
7709 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7710 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7711 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7712 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7713 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7714 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7715 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7716 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7717 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7718 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7719 emit debug information.
7720 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7721 * varasm.c: Include targhooks.h.
7722 (emutls_object_section, emutls_tmpl_section): New.
7723 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7724 (EMUTLS_SEPARATOR): New.
7726 (get_emutls_object_name): New.
7727 (default_emutls_var_fields): New, broken out of ...
7728 (get_emutls_object_type): ... here. Adjust to use target hooks.
7729 (get_emutls_init_templ_addr): Adjust to use target hooks.
7730 (emutls_decl): Adjust to use target hooks.
7731 (emutls_finish): Likewise.
7732 (default_emutls_var_init): New, broken out of ...
7733 (assemble_variable): ... here. Adjust to use target hooks.
7734 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7736 * c-common.c (handle_section_attribute): Prevent overriding
7737 sections for emulated tls with special sections.
7738 * config/i386/i386.c (x86_64_elf_select_section): Add
7739 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7740 (x86_64_elf_unique_section): Likewise.
7741 * config/vxworks.c: Include tree.h.
7742 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7743 (vxworks_override_options): Set TLS scheme.
7744 * doc/tm.texi (Emulated TLS): New node.
7746 2008-04-26 Simon Baldwin <simonb@google.com>
7749 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7750 with propagated string constants.
7752 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7754 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7755 constraint for operand 2 when operand 0 is memory operand.
7756 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7757 operand 0 is memory operand.
7758 (fix_trunc<mode>_i387_with_temp): Ditto.
7759 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7760 operand 2 when operand 1 is memory operand.
7761 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7762 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7763 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7764 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7765 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7766 operands 2,3 and 4 when operand 1 is memory operand.
7767 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7769 (fistdi2_floor_with_temp): Ditto.
7770 (fist<mode>2_floor_with_temp): Ditto.
7771 (fistdi2_ceil_with_temp): Ditto.
7772 (fist<mode>2_ceil_with_temp): Ditto.
7773 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7775 2008-04-26 David Daney <ddaney@avtrex.com>
7777 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7779 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7780 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7781 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7782 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7783 (compare_and_swap_12): New insn.
7784 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7785 * config/mips/mips.c (mips_force_binary): New function.
7786 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7787 (mips_expand_compare_and_swap_12): New function.
7788 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7790 2008-04-25 Jan Hubicka <jh@suse.cz>
7793 * cfgexpand.c (pass_expand): Turn into RTL pass.
7794 * passes.c (execute_one_pass): Do pass typechecking after execution.
7795 * tree-pass.h (pass_expand): Turn into RTL pass.
7797 * function.h (struct rtl_data): Move here fields
7798 accesses_prior_frames, calls_eh_return, saves_all_registers,
7799 has_nonlocal_goto, has_asm_statement, is_thunk,
7800 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7801 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7802 arg_pointer_save_area_init from struct function; turn into bool.
7803 (struct function): Move
7804 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7805 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7806 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7807 tail_call_emit, arg_pointer_save_area_init
7808 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7809 (current_function_returns_struct, current_function_returns_pcc_struct,
7810 current_function_calls_setjmp, current_function_calls_alloca,
7811 current_function_accesses_prior_frames,
7812 current_function_calls_eh_return, current_function_is_thunk,
7813 current_function_stdarg, current_function_profile,
7814 current_function_limit_stack, current_function_uses_pic_offset_table,
7815 current_function_uses_const_pool, current_function_has_nonlocal_label,
7816 current_function_saves_all_registers,
7817 current_function_has_nonlocal_goto,
7818 current_function_has_asm_statement): Remove accesor macros.
7819 * ra-conflict.c (global_conflicts): Update.
7820 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7821 (suitable_for_tail_call_opt_p): Update.
7822 * builtins.c (expand_builtin_return_addr): Update.
7823 (expand_builtin_setjmp_setup): Update.
7824 (expand_builtin_nonlocal_goto): Update.
7825 * final.c (final_start_function): Update.
7826 (profile_function): Update.
7827 (leaf_function_p): Update.
7828 (only_leaf_regs_used): Update.
7829 * df-scan.c (df_get_exit_block_use_set): Update.
7830 * dojump.c (clear_pending_stack_adjust): Update.
7831 * tree-stdarg.c (gate_optimize_stdarg): Update.
7832 * gimple-low.c (lower_function_body): Update.
7833 * global.c (compute_regsets): Update.
7834 (global_alloc): Update.
7835 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7836 * expr.c (expand_assignment): Update.
7837 * dse.c (dse_step0): Update.
7838 (dse_step1): Update.
7839 * c-decl.c (store_parm_decls): Update.
7840 * local-alloc.c (combine_regs): Update.
7841 (find_free_reg): Update.
7842 * function.c (assign_parms_augmented_arg_list): Update.
7843 (assign_parm_find_data_types): Update.
7844 (assign_parms): Update.
7845 (allocate_struct_function): Update.
7846 (expand_function_start): Update.
7847 (expand_function_end): Update.
7848 (get_arg_pointer_save_area): Update.
7849 (thread_prologue_and_epilogue_insns): Update.
7850 (rest_of_match_asm_constraints): Update.
7851 * stor-layout.c (variable_size): Update.
7852 * gcse.c (gcse_main): Update.
7853 (bypass_jumps): Update.
7854 * gimplify.c (gimplify_function_tree): Update.
7855 * calls.c (emit_call_1): Update.
7856 (expand_call): Update.
7857 * bt-load.c (compute_defs_uses_and_gen): Update.
7858 * except.c (sjlj_assign_call_site_values): Update.
7859 (sjlj_emit_function_enter): Update.
7860 (can_throw_external): Update.
7861 (set_nothrow_function_flags): Update.
7862 (expand_builtin_unwind_init): Update.
7863 (expand_eh_return): Update.
7864 (convert_to_eh_region_ranges): Update.
7865 (output_function_exception_table): Update.
7866 * emit-rtl.c (gen_tmp_stack_mem): Update.
7867 * cfgexpand.c (expand_used_vars): Update.
7868 (tree_expand_cfg): Update.
7869 * cfgcleanup.c (rest_of_handle_jump): Update.
7870 * explow.c (allocate_dynamic_stack_space): Update.
7871 * varasm.c (assemble_start_function): Update.
7872 (force_const_mem): Update.
7873 (mark_constant_pool): Update.
7874 * tree-optimize.c (tree_rest_of_compilation): Update.
7875 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7876 * tree-cfg.c (notice_special_calls): Update.
7877 (is_ctrl_altering_stmt): Update.
7878 (tree_can_make_abnormal_goto): Update.
7879 (tree_purge_dead_abnormal_call_edges): Update.
7880 * config/alpha/predicates.md: Update.
7881 * config/alpha/alpha.c (alpha_sa_mask): Update.
7882 (alpha_sa_size): Update.
7883 (alpha_does_function_need_gp): Update.
7884 (alpha_expand_prologue): Update.
7885 (alpha_start_function): Update.
7886 (alpha_output_function_end_prologue): Update.
7887 (alpha_expand_epilogue): Update.
7888 * config/frv/frv.c (frv_stack_info): Update.
7889 (frv_expand_epilogue): Update.
7890 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7891 (s390_register_info): Update.
7892 (s390_frame_info): Update.
7893 (s390_init_frame_layout): Update.
7894 (s390_can_eliminate): Update.
7895 (save_gprs): Update.
7896 * config/spu/spu.c (spu_split_immediate): Update.
7897 (need_to_save_reg): Update.
7898 (spu_expand_prologue): Update.
7899 (spu_expand_epilogue): Update.
7900 * config/sparc/sparc.md: Update.
7901 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7902 (sparc_tls_got): Update.
7903 (legitimize_pic_address): Update.
7904 (sparc_emit_call_insn): Update.
7905 (sparc_expand_prologue): Update.
7906 (output_return): Update.
7907 (print_operand): Update.
7908 (sparc_function_ok_for_sibcall): Update.
7909 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7910 * config/m32r/m32r.md: Update.
7911 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7912 (m32r_compute_frame_size): Update.
7913 (m32r_expand_prologue): Update.
7914 (m32r_expand_epilogue): Update.
7915 (m32r_legitimize_pic_address): Update.
7916 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7917 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7918 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7920 (ix86_save_reg): Update.
7921 (ix86_compute_frame_layout): Update.
7922 (ix86_expand_prologue): Update.
7923 (ix86_expand_epilogue): Update.
7924 * config/sh/sh.c (output_stack_adjust): Update.
7925 (calc_live_regs): Update.
7926 (sh5_schedule_saves): Update.
7927 (sh_expand_prologue): Update.
7928 (sh_expand_epilogue): Update.
7929 (sh_setup_incoming_varargs): Update.
7930 (sh_allocate_initial_value): Update.
7931 (sh_get_pr_initial_val): Update.
7932 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7933 * config/sh/sh.md (label:): Update.
7934 * config/avr/avr.c (out_movhi_mr_r): Update.
7935 * config/crx/crx.h (enum): Update.
7936 * config/xtensa/xtensa.h (along): Update.
7937 * config/stormy16/stormy16.c Update.
7938 (xstormy16_compute_stack_layout): Update.
7939 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7940 (fr30_expand_prologue): Update.
7941 * config/cris/cris.c (cris_conditional_register_usage): Update.
7942 (cris_reg_saved_in_regsave_area): Update.
7943 (cris_initial_frame_pointer_offset): Update.
7944 (cris_simple_epilogue): Update.
7945 (cris_expand_prologue): Update.
7946 (cris_expand_epilogue): Update.
7947 (cris_expand_pic_call_address): Update.
7948 (cris_asm_output_symbol_ref): Update.
7949 (cris_asm_output_label_ref): Update.
7950 * config/cris/cris.md Update.
7951 * config/iq2000/iq2000.c (compute_frame_size): Update.
7952 (iq2000_expand_epilogue): Update.
7953 * config/mt/mt.h (save_direction): Update.
7954 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7955 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7956 (ia64_secondary_reload_class): Update.
7957 * config/m68k/m68k.c (m68k_save_reg): Update.
7958 (m68k_expand_prologue): Update.
7959 (m68k_expand_epilogue): Update.
7960 (legitimize_pic_address): Update.
7961 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7962 (first_reg_to_save): Update.
7963 (first_altivec_reg_to_save): Update.
7964 (compute_vrsave_mask): Update.
7965 (compute_save_world_info): Update.
7966 (rs6000_stack_info): Update.
7967 (spe_func_has_64bit_regs_p): Update.
7968 (rs6000_ra_ever_killed): Update.
7969 (rs6000_emit_eh_reg_restore): Update.
7970 (rs6000_emit_allocate_stack): Update.
7971 (rs6000_emit_prologue): Update.
7972 (rs6000_emit_epilogue): Update.
7973 (rs6000_output_function_epilogue): Update.
7974 (output_profile_hook): Update.
7975 (rs6000_elf_declare_function_name): Update.
7976 * config/rs6000/rs6000.h (rs6000_args): Update.
7977 * config/rs6000/rs6000.md: Update.
7978 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7979 * config/arc/arc.c (arc_output_function_epilogue): Update.
7980 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7981 * config/darwin.c (machopic_function_base_name): Update.
7982 * config/score/score3.c (score3_compute_frame_size): Update.
7985 (score3_epilogue): Update.
7986 * config/score/score7.c (score7_compute_frame_size): Update.
7987 (score7_prologue): Update.
7988 (score7_epilogue): Update.
7989 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7990 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7991 * config/arm/arm.c (use_return_insn): Update.
7992 (require_pic_register): Update.
7993 (arm_load_pic_register): Update.
7994 (arm_compute_save_reg0_reg12_mask): Update.
7995 (arm_compute_save_reg_mask): Update.
7996 (thumb1_compute_save_reg_mask): Update.
7997 (output_return_instruction): Update.
7998 (arm_output_function_prologue): Update.
7999 (arm_output_epilogue): Update.
8000 (arm_get_frame_offsets): Update.
8001 (arm_expand_prologue): Update.
8002 (thumb_pushpop): Update.
8003 (thumb_exit): Update.
8004 (thumb1_expand_prologue): Update.
8005 (thumb1_expand_epilogue): Update.
8006 (arm_unwind_emit): Update.
8007 (arm_output_fn_unwind): Update.
8008 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
8009 * config/arm/arm.md: Update.
8010 * config/pa/pa.md: Update.
8011 * config/pa/pa.c (legitimize_pic_address): Update.
8012 (compute_frame_size): Update.
8013 (hppa_expand_prologue): Update.
8014 (hppa_expand_epilogue): Update.
8015 (borx_reg_operand): Update.
8016 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
8017 (HARD_REGNO_RENAME_OK): Update.
8018 * config/mips/mips.c (mips_global_pointer): Update.
8019 (mips_save_reg_p): Update.
8020 (mips_compute_frame_info): Update.
8021 (mips_frame_pointer_required): Update.
8022 (mips_expand_prologue): Update.
8023 (mips_expand_epilogue): Update.
8024 (mips_can_use_return_insn): Update.
8025 (mips_reorg_process_insns): Update.
8026 * config/v850/v850.c (compute_register_save_size): Update.
8027 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
8028 * config/mmix/mmix.c (along): Update.
8029 (mmix_expand_epilogue): Update.
8030 * config/bfin/bfin.c (legitimize_pic_address): Update.
8031 (must_save_p): Update.
8032 (stack_frame_needed_p): Update.
8033 (add_to_reg): Update.
8034 (bfin_expand_prologue): Update.
8035 * stmt.c (expand_asm_operands): Update.
8036 * reload1.c (reload): Update.
8037 (init_elim_table): Update.
8039 2008-04-25 Bob Wilson <bob.wilson@acm.org>
8041 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
8043 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
8045 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
8046 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
8047 (mov<mode>): Removed.
8048 (*movv4sf_internal): Likewise.
8049 (*movv2df_internal): Likewise.
8051 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
8053 * config.gcc (crx-*-elf): Remove deprecation.
8055 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
8057 * config/i386/cygming-crtend.c (register_frame_ctor): Register
8058 __gcc_deregister_frame with atexit.
8059 (deregister_frame_dtor): Remove.
8061 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
8062 Nathan Sidwell <nathan@codesourcery.com>
8064 * config/rs6000/rs6000.opt (mspe): Remove Var property.
8066 * config/rs6000/rs6000.h (rs6000_spe): Declare.
8067 (rs6000_isel): Likewise.
8068 * config/rs6000/rs6000.c (rs6000_spe): New variable.
8069 (rs6000_isel): New variable.
8070 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
8072 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8075 * c-common.c (handle_vector_size_attribute): Call
8076 lang_hooks.types.reconstruct_complex_type instead of
8077 reconstruct_complex_type.
8078 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
8079 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
8080 * langhooks.h (struct lang_hooks_for_types): Add
8081 reconstruct_complex_type hook.
8082 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
8083 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
8085 2008-04-24 Richard Guenther <rguenther@suse.de>
8087 * c-common.h (check_builtin_function_arguments): Declare.
8088 * c-common.c (validate_nargs): New function.
8089 (check_builtin_function_arguments): Likewise.
8090 * c-typeck.c (build_function_call): Call
8091 check_builtin_function_arguments.
8092 * builtins.c (fold_builtin_classify): Remove error reporting code.
8093 (fold_builtin_unordered_cmp): Likewise.
8094 (fold_builtin_1): Likewise.
8095 (fold_builtin_n): Likewise.
8097 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8099 PR tree-optimization/36008
8100 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
8101 the original op1, rather than delta by step.
8103 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
8104 Sebastian Pop <sebastian.pop@amd.com>
8106 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
8107 eliminate_local_variables_stmt, eliminate_local_variables,
8108 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
8109 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
8110 of code delimited by two edges in the CFG.
8111 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
8112 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
8113 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
8114 the case of parallelisation of reductions.
8115 (expr_invariant_in_region_p): New.
8117 * tree-flow.h (gather_blocks_in_sese_region): Declared.
8118 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
8120 2008-04-24 Ira Rosen <irar@il.ibm.com>
8121 Richard Guenther <rguenther@suse.de>
8123 PR tree-optimization/36034
8124 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
8125 incapable of dealing with loads with gaps.
8127 2008-04-24 Rafael Espindola <espindola@google.com>
8129 * tree-flow.h (vrp_evaluate_conditional): Change signature.
8130 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8131 vrp_evaluate_conditional.
8132 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
8133 (vrp_evaluate_conditional): Split the cond argument.
8134 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
8135 (simplify_stmt_for_jump_threading): Update call to
8136 vrp_evaluate_conditional.
8138 2008-04-24 Ira Rosen <irar@il.ibm.com>
8140 PR tree-optimization/35982
8141 * tree-vect-analyze.c (vect_check_interleaving): Check that the
8142 interleaved data-refs are of the same type.
8144 2008-04-24 Danny Smith <dannysmith@users.net>
8146 * c-format.c (check_format_info_main): Use strncmp rather than a
8147 magic prefix to handle multichar length specs.
8148 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
8149 Don't prefix "I64" and "I32" with '\0'.
8151 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8154 * config/i386/i386.c (init_cumulative_args): Don't pass anything
8155 in registers for -m32 only if stdarg_p (fntype).
8157 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
8159 PR rtl-optimization/36006
8160 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
8161 temp to op0 in order to avoid invalid rtx sharing.
8163 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8165 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
8166 check TREE_INVARIANT.
8167 * tree-gimple.c (is_gimple_address): New.
8168 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
8169 * tree-gimple.h (is_gimple_address): New.
8170 * tree.h (decl_address_invariant_p): New.
8171 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
8172 (build_string): Likewise.
8173 (decl_address_invariant_p): New, from is_gimple_invariant_address.
8174 (tree_invariant_p_1): Likewise.
8175 (save_expr): Use it.
8176 (tree_invariant_p): New.
8177 (skip_simple_arithmetic): Use it.
8178 (stabilize_reference_1): Use it.
8179 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
8181 (build1_stat): Drop code to compute TREE_INVARIANT.
8182 (build2_stat): Drop code to compute TREE_INVARIANT.
8183 (build3_stat): Drop code to compute TREE_INVARIANT.
8184 (build4_stat): Drop code to compute TREE_INVARIANT.
8185 (build5_stat): Drop code to compute TREE_INVARIANT.
8186 (build7_stat): Drop code to compute TREE_INVARIANT.
8187 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
8188 * tree.h (struct tree_base): Remove invariant_flag.
8189 (TREE_INVARIANT): Remove.
8190 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
8191 (fold_builtin_expect): Check TREE_CONSTANT.
8192 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
8193 * c-tree.h (c_expr_to_decl): Drop third parameter.
8194 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
8195 (build_c_cast): Don't set TREE_INVARIANT.
8196 (pop_init_level): Don't set TREE_INVARIANT.
8197 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
8198 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
8200 (gimplify_init_constructor): Don't set TREE_INVARIANT.
8201 (gimplify_addr_expr): Adjust comment.
8202 * tree-mudflap.c (mf_build_string):
8203 * print-tree.c (print_node): Don't print TREE_INVARIANT.
8204 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
8205 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
8206 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
8207 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
8208 * langhooks.h (struct lang_hooks): Drop third parameter from
8211 2008-04-23 Richard Guenther <rguenther@suse.de>
8213 PR tree-optimization/27799
8214 PR tree-optimization/32921
8215 PR tree-optimization/32624
8216 * tree-ssa-structalias.c (merge_smts_into): Only merge the
8217 SMTs aliases and the tag itself into the solution.
8218 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
8219 merge the points-to solution back into the SMT aliases.
8220 (may_alias_p): Use alias_set_subset_of instead of
8221 aliases_conflict_p. A pointer which points to
8222 memory with alias set zero may access any variable.
8224 2008-04-23 Richard Guenther <rguenther@suse.de>
8226 * alias.c (alias_set_subset_of): Correctly handle asking
8227 if zero is a subset of an alias set with zero child.
8228 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
8229 (compute_flow_insensitive_aliasing): Correctly walk all
8230 pointers. Do not unnecessarily union sets.
8232 2008-04-23 Richard Guenther <rguenther@suse.de>
8235 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
8237 2008-04-22 Tomas Bily <tbily@suse.cz>
8239 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
8241 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
8243 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8244 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8245 * tree-inline.c (estimate_num_insns_1): Likewise.
8246 * varasm.c (const_hash_1, compare_constant, copy_constant)
8247 (compute_reloc_for_constant, output_addressed_constants): Likewise.
8248 * emit-rtl.c (component_ref_for_mem_expr)
8249 (set_mem_attributes_minus_bitpos): Likewise.
8250 * expr.c (highest_pow2_factor, expand_expr_real_1, )
8251 (is_aligning_offset): Likewise.
8252 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
8253 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8254 * dojump.c (do_jump): Likewise.
8255 * builtins.c (get_pointer_alignment, get_memory_rtx)
8256 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
8257 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
8259 2008-04-23 Jakub Jelinek <jakub@redhat.com>
8261 PR rtl-optimization/36017
8262 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
8263 expanding the library call.
8265 2008-04-22 Ian Lance Taylor <iant@google.com>
8267 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
8270 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
8272 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
8273 of LR/CTR moves for Power6.
8275 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8278 * passes.c (init_optimization_passes): Remove
8279 pass_fast_rtl_byte_dce.
8281 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
8284 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
8285 builtin functions to generate faster code.
8286 (_mm_cvtpu16_ps): Ditto.
8287 (_mm_cvtpi32x2_ps): Ditto.
8289 2008-04-22 Nick Clifton <nickc@redhat.com>
8291 * common.opt (ftree-loop-distribution): Add Optimization
8294 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
8295 (frv_expand_builtin_va_start): Likewise.
8297 * config/arm/arm.c (thumb_find_work_register): Fix location of
8298 argument register count.
8300 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8302 Support scheduling for ColdFire V1 and V3 microarchitecture.
8303 Improve scheduling of multiplication instructions.
8305 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
8306 (mac): New instruction attribute.
8307 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
8308 (m68k_sched_mac): New variable.
8309 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
8310 Handle cfv1 and cfv3.
8311 (max_insn_size): New static variable.
8312 (struct _sched_ib): New type.
8313 (sched_ib): New static variable.
8314 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
8315 to fields of 'struct _sched_ib sched_ib'. Update all uses.
8316 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
8318 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
8319 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
8320 new variables. Update.
8321 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8322 Add modeling of cfv3 instruction buffer. Update.
8323 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
8324 * config/m68k/m68k.h (TUNE_CFV3): New macro.
8325 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
8326 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
8327 a particular reservation applies to.
8328 (type2): Reorganize attribute values. Rename alu to alu_reg,
8329 alu_l to alu, move_l to omove. Join move to alu. Split mul
8331 (cf_ib_*): Simplify description of instruction buffer.
8332 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
8333 (cf_mem): Split into cf_mem1 and cf_mem2.
8334 (cf_v2_move_??): Rename to cfv12_alu_??.
8335 (cf_v2_move_l_??): Rename to cfv12_omove_??.
8336 (cf_v2_mul_??): Remove reservations.
8337 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
8338 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
8339 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
8341 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
8342 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
8343 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
8344 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
8345 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
8346 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
8347 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
8348 expansions of the above reservations for instructions of sizes
8351 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8353 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
8355 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
8357 * coverage.c: Include tree-pass.h.
8358 (coverage_counter_alloc): Print da_file_name to the dump file.
8360 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8362 * sbitmap.c (sbitmap_range_empty_p): New function.
8363 * sbitmap.h (sbitmap_range_empty_p): New function.
8364 * bitmap.h: Now includes obstack.h.
8366 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
8367 Kenneth Zadeck <zadeck@naturalbridge.com>
8369 * dbgcnt.def (ra_byte_scan): Added.
8370 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
8371 when the last hit happens for a counter.
8372 * timevar.def (TV_DF_BYTE_LR): New variable.
8373 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
8374 * passes.c (pass_fast_rtl_byte_dce): New pass.
8375 * fwprop.c (update_df): Added mode to call df_ref_create.
8376 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8377 DF_REF_EXTRACT_OFFSET.
8378 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
8379 DF_BYTE_LR_OUT, df_byte_lr): New macro.
8381 (df_ref_extract): Added mode field.
8382 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
8383 DF_REF_EXTRACT_OFFSET.
8384 (DF_REF_EXTRACT_MODE): New macro.
8385 (df_byte_lr_bb_info): New structure.
8386 (df_print_byte_regset, df_compute_accessed_bytes,
8387 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
8388 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
8389 df_byte_lr_simulate_uses,
8390 df_byte_lr_simulate_artificial_refs_at_top,
8391 df_byte_lr_simulate_artificial_refs_at_end,
8392 df_compute_accessed_bytes): New function.
8393 (df_ref_create): Add parameter.
8394 (df_byte_lr_get_bb_info): New inline function.
8395 * df-scan.c (df_ref_record, df_uses_record,
8396 df_ref_create_structure): Added mode parameter.
8397 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
8398 df_defs_record, df_uses_record, df_get_conditional_uses,
8399 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
8400 df_entry_block_defs_collect, df_exit_block_uses_collect):
8401 Added mode parameter to calls to df_ref_record, df_uses_record,
8402 df_ref_create_structure.
8403 (df_ref_equal_p, df_ref_compare): Added test for modes.
8404 (df_ref_create_structure): Added code to set mode. Renamed
8405 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8406 DF_REF_EXTRACT_OFFSET.
8407 * df-core.c (df_print_byte_regset): New function.
8408 * df-byte-scan.c: New file.
8409 * df-problems.c (df_rd_transfer_function): Removed unnecessary
8410 calls to BITMAP_FREE.
8411 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
8412 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
8413 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
8414 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
8415 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
8416 df_byte_lr_local_compute, df_byte_lr_init,
8417 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
8418 df_byte_lr_transfer_function, df_byte_lr_free,
8419 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
8420 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
8421 df_byte_lr_simulate_uses,
8422 df_byte_lr_simulate_artificial_refs_at_top,
8423 df_byte_lr_simulate_artificial_refs_at_end): New function.
8424 * dce.c (byte_dce_process_block): New function.
8425 (dce_process_block): au is now passed in rather than computed
8426 locally. Changed loops that look at artificial defs to not look
8427 for conditional or partial ones, because there never are any.
8428 (fast_dce): Now is able to drive byte_dce_process_block or
8429 dce_process_block depending on the kind of dce being done.
8430 (rest_of_handle_fast_dce): Add parameter to fast_dce.
8431 (rest_of_handle_fast_byte_dce): New function.
8432 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
8433 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
8435 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
8438 * gcc.h: Added fortran options that take arguments to
8439 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
8442 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
8444 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
8445 scalarization if on the LHS and not a full access.
8447 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8449 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
8451 2008-04-18 Rafael Espindola <espindola@google.com>
8453 * tree-vrp.c (find_case_label_index): Fix the binary search.
8454 (find_case_label_range): New.
8455 (vrp_visit_switch_stmt): Use find_case_label_range.
8456 (simplify_switch_using_ranges): Use find_case_label_range.
8458 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
8460 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
8461 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
8463 2008-04-18 Tom Tromey <tromey@redhat.com>
8466 * doc/cpp.texi (Implementation-defined behavior): Mention
8469 2008-04-18 Ian Lance Taylor <iant@google.com>
8471 * fold-const.c (pointer_may_wrap_p): New static function.
8472 (fold_comparison): Add another test for pointer overflow. Use
8473 pointer_may_wrap_p to disable some false positives.
8475 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
8477 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
8478 (fname_as_string): Match updated cpp_interpret_string prototype.
8479 (fix_string_type): Support char16_t* and char32_t*.
8480 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
8481 derivative) nodes. Register as builtin if C++0x.
8482 (c_parse_error): Support CPP_CHAR{16,32}.
8483 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
8484 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
8485 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
8486 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
8487 CTI_CHAR32_ARRAY_TYPE>: New elements.
8488 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
8489 char32_type_node, signed_char32_type_node, char16_array_type_node,
8490 char32_array_type_node): New defines.
8491 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
8492 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
8493 (lex_string): Support CPP_STRING{16,32}, match updated
8494 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
8495 (lex_charconst): Support CPP_CHAR{16,32}.
8496 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
8497 and CPP_STRING{16,32}.
8499 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
8502 * aclocal.m4: Regenerate.
8503 * configure: Regenerate.
8505 2008-04-18 Jan Hubicka <jh@suse.cz>
8507 * except.c (dw2_size_of_call_site_table,
8508 sjlj_size_of_call_site_table): Use vector API for call_site_record.
8510 * cgraphbuild.c (build_cgraph_edges): Update.
8511 * tree-pass.h: Update comment.
8512 * final.c (leaf_function_p): Update.
8513 (leaf_renumber_regs): Update.
8514 (rest_of_clean_state): Update.
8515 * omp-low.c (expand_omp_parallel): Update.
8516 * ipa-reference.c (analyze_function): Update.
8517 * reorg.c (find_end_label): Update.
8518 (optimize_skip): Update.
8519 (fill_simple_delay_slots): Update.
8520 (fill_simple_delay_slots): Update.
8521 (make_return_insns): Update.
8522 (dbr_schedule): Update.
8523 * gimple-low.c (record_vars_into): Update.
8524 * cfgbuild.c (make_edges): Update.
8525 * function.c (assign_stack_local): Update.
8526 (assign_parm_adjust_stack_rtl): Update.
8527 (locate_and_pad_parm): Update.
8528 (allocate_struct_function): Do not initialize stack_alignment_needed
8529 and preferred_stack_boundary here.
8530 (stack_protect_prologue): Update.
8531 (stack_protect_epilogue): Update.
8532 (expand_function_start): Initialize stack_alignment_needed,
8533 preferred_stack_boundary and max_jumptable_ents.
8534 (expand_function_end): Update.
8535 (free_after_compilation): Do not NULLify epilogue_delay_list.
8536 * function.h (struct rtl_data): Add stack_protect_guard,
8537 stack_alignment_needed,
8538 preferred_stack_boundary, epilogue_delay_list.
8539 (struct function): Remove value_histograms, stack_alignment_needed,
8540 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
8542 unexpanded_var_list, stack_protect_guard.
8543 (current_function_epilogue_delay_list): Remove.
8544 * ipa-type-escape.c (analyze_function): Update.
8545 * gimplify.c (pop_gimplify_context): Update comment.
8546 * calls.c (expand_call): Update.
8547 (emit_library_call_value_1): Update.
8548 * except.c (set_nothrow_function_flags): Update.
8549 * cfgexpand.c (get_decl_align_unit): Update.
8550 (create_stack_guard): Update.
8551 (estimated_stack_frame_size): Update.
8552 (expand_used_vars): Update.
8553 (tree_expand_cfg): Free histogram earliers, init expansion variables.
8554 * explow.c (allocate_dynamic_stack_space): Update.
8555 * tree-ssa-live.c (remove_unused_locals): Update.
8556 * varasm.c (mark_constant_pool): Update.
8557 * tree-inline.c (remap_decls): Update.
8558 (initialize_cfun): Update.
8559 (declare_return_variable): Update.
8560 (inline_forbidden_p): Update.
8561 (expand_call_inline): Update.
8562 (declare_inline_vars): Update.
8563 (tree_function_versioning): Update.
8564 * tree-flow.h (value_histograms): New.
8565 (VALUE_HISTOGRAMS): New macro.
8566 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8568 * tree-cfg.c (set_bb_for_stmt): Update.
8569 (replace_by_duplicate_decl): Update.
8570 (move_block_to_fn): Update.
8571 (new_label_mapper): Update.
8572 (dump_function_to_file): Update.
8573 * ipa-struct-reorg.c (build_data_structure): Update.
8574 * cfgrtl.c (print_rtl_with_bb): Update.
8575 * reload1.c (reload): Update.
8577 * config/i386/i386.c (setup_incoming_varargs_64,
8578 ix86_compute_frame_layout): Update.
8579 * config/arc/arc.c (arc_output_function_epilogue): Update.
8581 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8583 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8584 for FreeBSD as well.
8585 * gthr-posix95.h: Likewise.
8587 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8589 PR rtl-optimization/35838
8590 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8591 out the byte offset of the first subreg.
8593 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8595 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8596 to split_ti instead of three separate calls with single member arrays.
8597 (subti3 splitter): Ditto.
8598 (adddi3 splitter): Ditto with split_di.
8599 (subdi3 splitter): Ditto.
8600 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8601 two separate calls with single member arrays. Swap match_dup
8602 operands 1 and 2 to better fit into the array.
8603 (negdi2 splitter): Ditto with split_di.
8604 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8605 two separate calls with single member arrays. Swap match_dup operands
8606 6 and 7 to better fit into the array.
8608 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8610 * config/i386/i386.c (sse_builtin_type): New.
8611 (bdesc_sse_args): Likewise.
8612 (bdesc_sse_3arg): Removed.
8613 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8614 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8615 IX86_BUILTIN_ROUNDPS.
8616 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8617 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8618 IX86_BUILTIN_ROUNDPS.
8619 (ix86_expand_sse_4_operands_builtin): Removed.
8620 (ix86_expand_sse_operands_builtin): New.
8621 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8622 and CODE_FOR_sse4_1_roundps.
8623 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8624 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8626 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8629 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8630 regs before frame pop when needed. If use_backchain_to_restore_sp
8631 then load backchain into a temp reg to restore vr and vrsave. Add
8632 code to restore vr after frame pop if possible.
8634 2008-04-17 Richard Guenther <rguenther@suse.de>
8636 * tree-vn.c (expressions_equal_p): Do not check type
8637 equality or compatibility before calling operand_equal_p.
8638 * fold-const.c (operand_equal_p): Check equivalence of
8639 integer constants before bailing out due to signedness or
8640 precision differences.
8641 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8642 spurious differences in type qualification. Ignore types
8643 for COMPONENT_REFs at all.
8645 2008-04-17 Christian Bruel <christian.bruel@st.com>
8647 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8648 msw_skip comparison.
8650 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8653 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8656 PR tree-optimization/35899
8657 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8658 rather than TREE_OPERAND.
8660 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8663 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8664 temporary registers. Change operand predicate to general_operand.
8665 (remainderxf3): Ditto.
8667 2008-04-16 Richard Guenther <rguenther@suse.de>
8669 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8670 * tree-affine.c (aff_combination_expand): Look through some
8673 2008-04-15 Doug Kwan <dougkwan@google.com>
8675 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8677 * tree-pretty-print.c (dump_generic_node): Ditto.
8678 * final.c (output_addr_const): Ditto.
8679 * dwarf2out.c (output_cfi): Ditto.
8680 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8681 * print-rtl.c (print_rtx): Ditto.
8682 * print-tree.c (print_node_brief, print_node): Ditto.
8683 * c-common.c (match_case_to_enum_1): Ditto.
8684 * sched-vis.c (print_value): Ditto.
8685 * config/i386/i386.c (print_operand): Cast to long unsigned int
8688 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8689 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8690 MS Windows VirtualProtect function.
8692 2008-04-15 Jan Hubicka <jh@suse.cz>
8694 * gengtype.c (write_root): Param_is argument is OK.
8695 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8696 * function.h: Include varray.h
8697 (rtl_eh): New stucture based on except.c one.
8698 (call_site_record): New forward declaration and vector type.
8699 * calls.c (emit_call_1): Do not call
8700 note_current_region_may_contain_throw.
8701 * except.c (eh_status): Remove cur_region, try_region since they are
8703 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8704 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8705 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8706 Remove call_site_data_used, call_site_data_size.
8707 Turn call_site_record into vector in function.h.
8708 (note_current_region_may_contain_throw): Remove.
8709 (get_exception_pointer, get_exception_filter): Do not take struct
8710 function argument; update.
8711 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8712 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8713 build_post_landing_pads, dw2_build_landing_pads,
8714 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8715 sjlj_emit_function_enter, sjlj_emit_function_enter,
8716 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8717 sjlj_build_landing_pads, finish_eh_generation,
8718 remove_exception_handler_label, remove_eh_handler,
8719 maybe_remove_eh_handler, add_reachable_handler,
8720 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8721 add_action_record, collect_one_action_chain, add_call_site,
8722 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8723 sjlj_output_call_site_table, output_function_exception_table,
8724 * except.h (note_current_region_may_contain_throw): Remove
8725 (get_exception_pointer, get_exception_filter): Do not take struct
8727 * Makefile.in (GTFILES): Put varargs before struct function.
8729 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8731 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8732 punt for STRING_CST.
8733 (get_constraint_for): Deal with STRING_CST here instead.
8735 2008-04-15 Richard Guenther <rguenther@suse.de>
8737 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8738 statements in a basic-block with a backward walk. Do not
8739 substitute into dead statements but instead remove those.
8741 2008-04-15 Richard Guenther <rguenther@suse.de>
8743 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8744 to zero, thus disable creation of SFTs.
8746 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8748 * tree-predcom.c (suitable_reference_p): Return false if the
8749 reference can throw.
8751 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8754 * c-decl.c (finish_decl): If extern or static var has variable
8755 size, set TREE_TYPE (decl) to error_mark_node.
8757 2008-04-15 Rafael Espindola <espindola@google.com>
8759 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8762 2008-04-15 Richard Guenther <rguenther@suse.de>
8764 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8765 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8766 (visit_reference_op_load): Do walk vuse-vdef chains on
8767 vn_reference_lookup.
8768 (visit_reference_op_store): But do not here.
8769 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8770 vn_reference_lookup.
8771 (vn_lookup_with_vuses): But do so here.
8773 2008-04-14 Ian Lance Taylor <iant@google.com>
8775 * fold-const.c (fold_overflow_warning): Remove assertion.
8777 2008-04-15 Ben Elliston <bje@au.ibm.com>
8779 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8780 temp1 local variables.
8782 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8785 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8786 ".text.unlikely" section as executable.
8788 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8790 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8791 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8792 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8793 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8794 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8795 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8796 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8798 2008-04-14 Ian Lance Taylor <iant@google.com>
8800 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8801 * fold-const.c (fold_comparison): If appropriate, test
8802 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8803 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8804 reassociating a pointer type.
8805 * doc/invoke.texi (Optimize Options): Document that
8806 -fstrict-overflow applies to pointer wraparound.
8808 2008-04-13 Jan Hubicka <jh@suse.cz>
8810 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8812 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8814 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8815 we are going to "save the world".
8817 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8819 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8820 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8821 operand 0 constraint, not "=".
8823 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8825 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8827 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8829 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8830 of size of positions_needed * CHAR_BIT.
8832 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8835 * dse.c (store_info): Change positions_needed to unsigned
8837 (lowpart_bitmask): New.
8838 (record_store): Cast to unsigned HOST_WIDE_INT for
8839 positions_needed. Assert width <= size of positions_needed *
8840 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8841 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8842 lowpart_bitmask to set mask.
8844 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8846 * config/bfin/constraints.md: New file.
8847 * config/bfin/bfin.md: Include it.
8848 (adddi3): Use satisfies_constraint functions instead of the old macros.
8849 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8850 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8851 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8852 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8853 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8854 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8855 EXTRA_CONSTRAINT): Delete.
8856 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8857 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8859 * config/bfin/bfin.c: Include "tm-constrs.h".
8860 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8861 Use satisfies_constraint functions instead of the old macros.
8862 * doc/md.texi (Blackfin Constraints): Update file name reference.
8864 2008-04-11 Richard Guenther <rguenther@suse.de>
8866 PR tree-optimization/35869
8867 * tree-vrp.c (execute_vrp): Move switch statement update after
8868 jump threading. Schedule another cfg cleanup run.
8870 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8873 * attribs.c (decl_attributes): Return early on errorneous node.
8875 2008-04-10 Oleg Ryjkov <olegr@google.com>
8877 * tree.h (struct tree_base): Added a new flag default_def_flag.
8878 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8880 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8882 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8884 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8887 * pa.md: Define mode iterator P. Define mode attribute dwc.
8888 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8889 (icacheflush): Likewise.
8890 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8891 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8893 2008-04-11 Ben Elliston <bje@au.ibm.com>
8895 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8897 2008-04-10 Rafael Espindola <espindola@google.com>
8899 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8900 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8901 (extract_range_from_expr): The same.
8903 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8905 * config/mips/mips.md (GPR2): New mode iterator.
8907 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8908 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8909 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8910 Rewrite these to take two modes, the mode of comparison and the
8911 mode of the destination.
8912 * config/mips/mips.c (mips_expand_scc): Instead of having
8913 paradoxical subreg as destination, expand "narrowing" scc if mode
8914 of comparison is SI and target is requested in DI mode.
8915 (mips_emit_int_order_test): Update comment. Make mode of
8916 comparison match CMP0 rather than TARGET. When creating inverse
8917 target use mode of TARGET.
8919 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8921 * gcov-dump.c (tag_summary): Only print summaries for the first
8922 GCOV_COUNTERS_SUMMABLE counters.
8924 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8926 * config/i386/i386.md (absneg): New code iterator.
8927 (absnegprefix): New code attribute.
8928 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8929 patterns using absneg code iterator.
8930 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8931 using absneg code iterator.
8932 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8933 *neg<mode>2 patterns using absneg code iterator.
8934 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8935 *negextendsfdf2 patterns using absneg code iterator.
8936 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8937 *negextendsfxf2 patterns using absneg code iterator.
8938 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8939 *negextendsfdf2 patterns using absneg code iterator.
8940 * config/i386/sse.md (<code><mode>2): Macroize expander from
8941 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8943 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8945 * config/s390/s390.h: Remove the remains of the recent search
8946 & replace action of current_function_outgoing_args_size.
8948 2008-04-10 Ira Rosen <irar@il.ibm.com>
8950 PR tree-optimization/35821
8951 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8952 NEW_STMT_LIST is not NULL.
8954 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8957 * toplev.c (process_options): Remove -ffunction-sections debugging
8960 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8962 PR middle-end/PR28690
8963 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8964 than gen_rtx_fmt_ee to perform more canonicalizations.
8966 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8969 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8971 2008-04-09 Richard Guenther <rguenther@suse.de>
8973 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8974 (dump_function_to_file): Dump function arguments with types.
8976 2008-04-08 Richard Guenther <rguenther@suse.de>
8978 * fold-const.c (fold_widened_comparison): Do not allow
8979 sign-changes that change the result.
8981 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8984 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8985 kinds of indirect references.
8987 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8989 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8990 GNU Fortran language string.
8992 2008-04-08 Rafael Espindola <espindola@google.com>
8994 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8995 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8996 * tree.h (tree_call_nonnegative_warnv_p): New.
8998 2008-04-08 Jan Hubicka <jh@suse.cz>
9000 * function.c (free_after_compilation): Clear out regno_reg_rtx
9003 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
9006 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9008 PR middle-end/PR28690
9009 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
9010 same precedence as REG_POINTER and MEM_POINTER operands.
9012 2008-04-08 Richard Guenther <rguenther@suse.de>
9015 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
9016 for adding index to base.
9018 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
9020 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
9021 (MINGW_ENABLE_EXECUTE_STACK): New.
9022 (IN_LIBGCC2): For libgcc include windows.h file for
9023 function declarations.
9025 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
9027 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
9028 and tem2 if tem1 is not a REG or MULT.
9030 2008-04-08 Jan Hubicka <jh@suse.cz>
9032 * function.h (incomming_args): Break out of struct function.
9033 (function_subsections): Break out of struct function.
9034 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
9035 return_rtx and hard_reg_initial_vals from struct function.
9036 Kill inl_max_label_num.
9037 (current_function_pops_args, current_function_args_info,
9038 current_function_args_size, current_function_args_size,
9039 current_function_pretend_args_size,
9040 current_function_outgoing_args_size,
9041 current_function_internal_arg_pointer, current_function_return_rtx):
9042 Kill compatibility accestor macros.
9043 * builtins.c (expand_builtin_apply_args_1): Update.
9044 (expand_builtin_next_arg): Update.
9045 * df-scan.c (df_get_call_refs): Update.
9046 * dbxout.c (dbxout_function_end): Update.
9047 * dwarf2out.c (dwarf2out_switch_text_section): Update.
9048 (output_line_info): Update.
9049 (secname_for_decl): Update.
9050 (dwarf2out_var_location): Update.
9051 * function.c (free_after_compilation): Update.
9052 (assign_parm_find_stack_rtl): Update.
9053 (assign_parms): Update.
9054 (expand_dummy_function_end): Update.
9055 (expand_function_end): Update.
9056 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
9057 (expand_call): Update.
9058 (emit_library_call_value_1): Update.
9059 (store_one_arg): Update.
9060 * varasm.c (initialize_cold_section_name): Update.
9061 (unlikely_text_section): Update.
9062 (unlikely_text_section_p): Update.
9063 (assemble_start_function): Update.
9064 (assemble_end_function): Update.
9065 (default_section_type_flags): Update.
9066 (switch_to_section): Update.
9067 * integrate.c (set_decl_abstract_flags): Update.
9068 (get_hard_reg_initial_val): Update.
9069 (has_hard_reg_initial_val): Update.
9070 (allocate_initial_values): Update.
9071 * resource.c (init_resource_info): Update.
9072 * config/alpha/alpha.c (NUM_ARGS): Update.
9073 (direct_return): Update.
9074 (alpha_va_start): Update.
9075 (alpha_sa_size): Update.
9076 (alpha_initial_elimination_offset): Update.
9077 (alpha_expand_prologue): Update.
9078 (alpha_start_function): Update.
9079 (alpha_expand_epilogue): Update.
9080 (unicosmk_initial_elimination_offset):
9081 * config/alpha/alpha.md (call expander): Update.
9082 * config/s390/s390.c (s390_register_info): Update.
9083 (s390_register_info): Update.
9084 (s390_frame_info): Update.
9085 (s390_initial_elimination_offset): Update.
9086 (s390_build_builtin_va_list): Update.
9087 (s390_va_start): Update.
9088 * config/spu/spu.c (direct_return): Update.
9089 (spu_expand_prologue): Update.
9090 (spu_initial_elimination_offset): Update.
9091 (spu_build_builtin_va_list): Update.
9092 (spu_va_start): Update.
9093 * config/sparc/sparc.c (sparc_init_modes): Update.
9094 (sparc_compute_frame_size): Update.
9095 (function_value): Update.
9096 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
9097 * config/i386/i386.md (return expander): Update.
9098 * config/i386/i386.c (ix86_va_start): Update.
9099 (ix86_can_use_return_insn_p): Update.
9100 (ix86_compute_frame_layout): Update.
9101 (ix86_expand_epilogue): Update.
9102 * config/sh/sh.c (output_stack_adjust): Update.
9103 (calc_live_regs): Update.
9104 (sh_expand_prologue): Update.
9105 (sh_builtin_saveregs): Update.
9106 (sh_va_start): Update.
9107 (initial_elimination_offset): Update.
9108 (sh_allocate_initial_value): Update.
9109 (sh_function_ok_for_sibcall): Update.
9110 (sh_get_pr_initial_val): Update.
9111 * config/sh/sh.md (return expander): Update.
9112 * config/avr/avr.c (frame_pointer_required_p): UPdate.
9113 * config/crx/crx.c (crx_compute_frame): UPdate.
9114 (crx_initial_elimination_offset): UPdate.
9115 * config/xtensa/xtensa.c (compute_frame_size): Update
9116 (xtensa_builtin_saveregs): Update.
9117 (xtensa_va_start): Update.
9118 (order_regs_for_local_alloc): Update.
9119 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
9120 (xstormy16_expand_builtin_va_start): Update.
9121 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
9122 * config/m68hc11/m68hc11.md (return expanders): Update.
9123 * config/m68hc11/m68hc11.c (expand_prologue): Update.
9124 (expand_epilogue): Update.
9125 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
9126 (cris_simple_epilogue): Update.
9127 (cris_expand_prologue): Update.
9128 (cris_expand_epilogue): Update.
9129 * config/iq2000/iq2000.c (iq2000_va_start): Update.
9130 (compute_frame_size): Update.
9131 * config/mt/mt.c (mt_compute_frame_size): Update.
9132 * config/mn10300/mn10300.c (expand_prologue): Update.
9133 (expand_epilogue): Update.
9134 (initial_offset): Update.
9135 (mn10300_builtin_saveregs):
9136 * config/mn10300/mn10300.md (return expander): Update.
9137 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9138 (ia64_initial_elimination_offset): Update.
9139 (ia64_initial_elimination_offset): Update.
9140 (ia64_expand_prologue): Update.
9141 * config/m68k/m68k.md (return expander): Update.
9142 * config/rs6000/rs6000.c (rs6000_va_start): Update.
9143 (rs6000_stack_info): Update.
9144 * config/mcore/mcore.c (layout_mcore_frame): Update.
9145 (mcore_expand_prolog): Update.
9146 * config/arc/arc.c (arc_compute_frame_size): Update.
9147 * config/score/score3.c (score3_compute_frame_size): Update.
9148 * config/score/score7.c (score7_compute_frame_size): Update.
9149 * config/arm/arm.c (use_return_insn): Update.
9150 (thumb_find_work_register): Update.
9151 (arm_compute_save_reg_mask): Update.
9152 (arm_output_function_prologue): Update.
9153 (arm_output_epilogue): Update.
9154 (arm_size_return_regs): Update.
9155 (arm_get_frame_offsets): Update.
9156 (arm_expand_prologue): Update.
9157 (thumb_exit): Update.
9158 (thumb_unexpanded_epilogue): Update.
9159 (thumb1_output_function_prologue): Update.
9160 * config/pa/pa.md (return expander): Update.
9161 * config/pa/pa.c (compute_frame_size): Update.
9162 (hppa_builtin_saveregs): Update.
9163 * config/mips/mips.c (mips_va_start): Update.
9164 (mips16_build_function_stub): Update.
9165 (mips_compute_frame_info): Update.
9166 (mips_restore_gp): Update.
9167 (mips_output_function_prologue): Update.
9168 (mips_expand_prologue): Update.
9169 * config/v850/v850.c (compute_frame_size): Update.
9170 (expand_prologue): * config/mmix/mmix.c (along): update.
9171 (mmix_initial_elimination_offset): update.
9172 (mmix_reorg): update.
9173 (mmix_use_simple_return): update.
9174 (mmix_expand_prologue): update.
9175 (mmix_expand_epilogue): Update.
9176 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
9177 (emit_link_insn): Update.
9179 2008-04-08 Anatoly Sokolov <aesok@post.ru>
9181 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
9182 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
9184 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
9187 2008-04-07 Jan Hubicka <jh@suse.cz>
9189 * function.h (rtl): Rename to x_rtl.
9191 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9192 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9193 used_temp_slots avail_temp_slots, temp_slot_level,
9194 nonlocal_goto_handler_labels): Update accesstors.
9195 (rtl): New global variable.
9196 (struct function): Move some fileds to rtl_data.
9197 (get_arg_pointer_save_area): Update prototype.
9198 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9199 get_arg_pointer_save_area.
9200 * expr.c (init_expr): Update
9201 * function.c (get_frame_size): Update
9202 (assign_stack_local): Update
9203 (expand_function_end): Update.
9204 (get_art_pointer_save_area): Update
9206 * emit-rtl.c (rtl): Declare.
9207 (regno_reg_rtx): Declare.
9208 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9210 (gen_reg_rtx): Update.
9211 * varasm.c (n_deferred_constatns): Update accestor.
9212 (init_varasm_status): Do not allocate varasm_status.
9213 (force_const_mem, get_pool_size, output_constant_pool): Update.
9214 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9215 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9216 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
9217 * sparc/sparc.h (INIT_EXPANDERS): Update.
9218 * ia64/ia64.h (INIT_EXPANDERS): Update.
9220 2008-04-07 James E. Wilson <wilson@tuliptree.org>
9222 * reload.c (push_secondary_reload): Add missing break to for loop.
9224 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9226 PR middle-end/PR28690
9227 * rtlanal.c: Update copyright years.
9228 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
9229 as REG_POINTER and MEM_POINTER operands.
9230 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
9231 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
9232 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
9233 * gcse.c: Update copyright years.
9234 (pre_delete): Call gen_reg_rtx_and_attrs.
9235 (hoist_code): Likewise.
9236 (build_store_vectors): Likewise.
9237 (delete_store): Likewise.
9238 * loop-invariant.c (move_invariant_reg): Likewise.
9239 Update copyright years.
9241 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
9243 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
9244 control string instead of quoted.
9246 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9248 * doc/rtl.texi: Rewrite of subreg section.
9250 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
9253 * config/i386/i386.c (legitimize_pic_address): Add treating
9254 of dllimport SYM_REF's.
9255 (legitimize_dllimport_symbol): Add prototype.
9257 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9259 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
9260 reference in constructor with non self-referential type.
9262 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9264 Removal of Return with Depressed Stack Pointer support
9265 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
9266 (ECF_SP_DEPRESSED): Likewise.
9267 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
9268 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
9269 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9270 (expand_call): Do not test ECF_SP_DEPRESSED.
9271 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9272 * function.c (keep_stack_depressed): Delete.
9273 (handle_epilogue_set): Likewise.
9274 (update_epilogue_consts): Likewise.
9275 (emit_equiv_load): Likewise.
9276 (thread_prologue_and_epilogue_insns): Remove support for Return with
9277 Depressed Stack Pointer.
9278 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9280 2008-04-06 Richard Guenther <rguenther@suse.de>
9282 PR tree-optimization/35400
9283 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
9284 information from SSA_NAMEs.
9286 2008-04-06 Anatoly Sokolov <aesok@post.ru>
9288 * config/avr/avr.h (avr_mega_p): Remove declaration.
9289 (AVR_MEGA): Remove macro.
9290 * config/avr/avr.c (avr_mega_p): Remove variable.
9291 (avr_override_options): Remove inicializion of avr_mega_p.
9292 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9293 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9294 (avr_jump_mode): (Ditto.).
9295 (avr_output_progmem_section_asm_op): (Ditto.).
9296 (avr_asm_init_sections): (Ditto.).
9297 (avr_asm_init_sections): (Ditto.).
9298 (avr_rtx_costs): (Ditto.).
9299 * config/avr/avr.md: (Ditto.).
9300 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
9303 2008-04-06 Richard Guenther <rguenther@suse.de>
9305 PR tree-optimization/35842
9306 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
9307 is_gimple_invariant_address.
9309 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9311 * gcc.c (default_compilers): Sync Fortran extensions list with
9312 that in fortran/lang-specs.h.
9313 * doc/invoke.texi: Likewise.
9314 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
9315 * dwarf2out.c (gen_compile_unit_die): Likewise.
9317 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
9319 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
9321 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
9324 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
9325 attribute is used for nested functions.
9327 2008-04-05 Jan Hubicka <jh@suse.cz>
9329 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
9331 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
9333 (dump_files): Update.
9334 (enable_rtl_dump_file): Do not accept letter argument.
9335 * tree-pass.h (dump_file_info): Remove letter argument.
9336 * toplev.c (decode_d_option): Update -da handling.
9337 * toplev.h (enable_rtl_dump_file): Update prototype.
9338 * passes.c (register_one_dump_file): Do not accept IPA argument; work
9339 it out based on pass type.
9340 (register_dump_files_1): Likewise.
9341 (init_optimization_passes): Update register_one_dump_file calls.
9342 (execute_one_pass): Sanity check that IPA passes are called at IPA
9343 level and RTL passes at RTL level.
9344 (execute_pass_list): IPA pass can not be after or subpass of
9346 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
9347 disallov RTL subpasses of IPA subpasses.
9349 2008-04-05 Ben Elliston <bje@au.ibm.com>
9351 * tree-cfg.c (need_fake_edge_p): Return false for calls to
9352 builtins that return exactly once and do not throw. Cache call to
9355 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
9357 PR rtl-optimization/34916
9359 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
9360 between instruction pairs.
9362 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
9364 * doc/invoke.texi: Document -mbitops for SH.
9365 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
9366 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
9367 * config/sh/sh.c (print_operand): Add %t operand code.
9368 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
9369 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
9370 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
9371 (extendqihi2): Likewise.
9372 (movqi_i): Likewise.
9373 (insv): Use bset, bclr and bst instructions for SH2A if possible.
9374 (extv): Use bld instruction for SH2A if possible.
9376 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
9377 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
9378 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
9379 (bset.b, bclr.b): Define peepholes.
9380 * config/sh/sh.opt (mbitops): New option.
9382 2008-04-04 Janis Johnson <janis187@us.ibm.com>
9385 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
9386 and view convert expression.
9388 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9391 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9393 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
9395 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
9397 * config/i386/cpuid.h (bit_AES): New.
9398 (bit_PCLMUL): Likewise.
9400 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
9401 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
9402 SSE2 if AES or PCLMUL is enabled.
9403 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
9404 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9405 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
9406 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
9407 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
9408 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
9409 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9410 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
9411 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
9412 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
9413 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
9414 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
9415 __builtin_ia32_aeskeygenassist128 and
9416 __builtin_ia32_pclmulqdq128.
9417 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
9418 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
9419 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
9421 * config/i386/i386.h (TARGET_AES): New.
9422 (TARGET_PCLMUL): Likewise.
9423 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
9425 * config/i386/i386.md (UNSPEC_AESENC): New.
9426 (UNSPEC_AESENCLAST): Likewise.
9427 (UNSPEC_AESDEC): Likewise.
9428 (UNSPEC_AESDECLAST): Likewise.
9429 (UNSPEC_AESIMC): Likewise.
9430 (UNSPEC_AESKEYGENASSIST): Likewise.
9431 (UNSPEC_PCLMUL): Likewise.
9433 * config/i386/i386.opt (maes): New.
9434 (mpclmul): Likewise.
9436 * config/i386/sse.md (aesenc): New pattern.
9437 (aesenclast): Likewise.
9439 (aesdeclast): Likewise.
9441 (aeskeygenassist): Likewise.
9442 (pclmulqdq): Likewise.
9444 * config/i386/wmmintrin.h: New.
9446 * doc/extend.texi: Document AES and PCLMUL built-in function.
9448 * doc/invoke.texi: Document -maes and -mpclmul.
9450 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
9452 * function.c (free_after_parsing): Replace with
9453 cxx_push_function_context from C++ front-end.
9454 (allocate_struct_function): Don't call langhook.
9455 * langhooks.h (struct lang_hooks_for_functions): Delete.
9456 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
9458 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
9459 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
9460 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
9461 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
9462 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
9463 remove LANG_HOOKS_FUNCTION_INITIALIZER.
9464 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
9466 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
9467 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
9469 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9472 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
9475 2008-04-04 Richard Guenther <rguenther@suse.de>
9478 * fold-const.c (optimize_minmax_comparison): Use the correct
9479 type for the constant in the simplified comparison.
9481 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9483 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
9484 Pass L2 size as "--param l2-cache-size" to the compiler.
9485 (decode_l2_cache): New function to decode L2 cache parameters using
9486 0x8000006 extended cpuid function.
9487 (detect_caches_amd): Determine parameters of L2 cache using
9488 decode_l2_caches function.
9489 (decode_caches_intel): Decode L2 cache parameters.
9490 (detect_caches_intel): Determine L2 cache parameters using
9491 decode_caches_intel and decode_l2_caches functions.
9493 2008-04-03 Bob Wilson <bob.wilson@acm.org>
9495 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
9496 secondary input reload for subword loads from the constant pool.
9498 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9501 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
9502 constants of the appropriate size for runtime calculations.
9505 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
9506 decimal-float literal constant zero.
9508 2008-04-03 Jakub Jelinek <jakub@redhat.com>
9511 * c-parser.c (c_parser_omp_atomic): Call
9512 default_function_array_conversion on the RHS.
9515 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9516 call is_variable_sized if decl has incomplete type.
9518 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
9520 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
9522 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
9524 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9526 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
9527 (sgt<u>): Merge sgt and sgtu into new expander.
9528 (sgt, sgtu): Remove expanders.
9529 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
9530 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
9531 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
9532 *sgtu_<mode>_mips16 into new pattern.
9533 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
9534 (sge<u>): Merge sge and sgeu into new expander.
9535 (sge, sgeu): Remove expanders.
9536 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
9538 (*sge_<mode>, second *sge_<mode>): Remove patterns.
9539 (slt<u>): Merge slt and sltu into new expander.
9540 (slt, sltu): Remove expanders.
9541 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
9542 (*slt_<mode>, *sltu_<mode>): Remove patterns.
9543 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
9544 *sltu_<mode>_mips16 into new pattern.
9545 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
9546 (sle<u>): Merge sle and sleu into new expander.
9547 (sle, sleu): Remove expanders.
9548 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
9549 (*sle_<mode>, *sleu_<mode>): Remove patterns.
9550 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
9551 *sleu_<mode>_mips16 into new pattern.
9552 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
9554 2008-04-03 Jan Hubicka <jh@suse.cz>
9556 PR tree-optimization/35795
9557 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9558 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9559 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9560 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9561 * score/score3.c (score3_output_mi_thunk): Likewise.
9562 * score/score7.c (score7_output_mi_thunk): Likewise.
9563 * mips/mips.c (mips_output_mi_thunk): Likewise.
9565 2008-04-03 Richard Guenther <rguenther@suse.de>
9567 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9568 conversions. Simplify code.
9570 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9572 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9574 2008-04-03 Tom Tromey <tromey@redhat.com>
9575 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9577 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9578 * config/bfin/t-bfin-linux (generated_files): Add
9579 linux-sysroot-suffix.h.
9580 * doc/install.texi (Prerequisites): Require make 3.80.
9581 * doc/sourcebuild.texi (Front End Directory): Document new
9583 * Makefile.in (generated_files): New variable.
9584 (ALL_HOST_OBJS): New variable.
9585 ($(ALL_HOST_OBJS)): New target.
9587 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9589 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9590 (remap_block): Call id->transform_lang_insert_block instead
9592 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9593 Set id.transform_lang_insert_block to NULL.
9594 (clone_body): Move to cp/optimize.c
9595 * tree-inline.h (struct copy_body_data): Change
9596 transform_lang_insert_block to function pointer.
9597 (copy_generic_body, copy_decl_no_change): Export.
9598 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9599 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9600 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9602 * c-tree.h (insert_block): Kill.
9603 * c-decl.c (insert_block): Kill.
9605 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9607 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9608 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9609 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9611 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9612 argument, call {push,pop}_function_context from here.
9613 * c-parser.c: Use c_{push,pop}_function_context.
9615 * function.c (push_function_context_to): Move meat ...
9616 (push_function_context): ... here. Simplify.
9617 * function.c (pop_function_context_from): Move meat ...
9618 (pop_function_context): ... here. Simplify.
9619 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9621 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9622 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9623 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9624 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9626 2008-04-03 Ben Elliston <bje@au.ibm.com>
9628 * expmed.c (extract_force_align_mem_bit_field): Remove.
9630 2008-04-03 Richard Guenther <rguenther@suse.de>
9633 * expr.h (try_casesi): Adjust prototype.
9634 * expr.c (try_casesi): Take fallback label as extra parameter.
9635 Use that for gen_casesi if default_label is NULL.
9636 * stmt.c (expand_case): Pass fallback label to try_casesi,
9637 make sure to fill gaps with a fallback label if default_label
9640 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9643 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9645 2008-04-03 Ben Elliston <bje@au.ibm.com>
9647 * expmed.c (extract_split_bit_field): Remove if (0) code.
9648 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9649 (do_ds_constraint): Likewise.
9651 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9653 * doc/cppopts.texi (-dU): Document.
9654 * c-common.h (flag_dump_macros): Update comment.
9655 * c-opts.c (handle_OPT_d): Handle -dU.
9656 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9657 dump_queued_macros, cb_used_define, cb_used_undef): New.
9658 (init_pp_output): Handle -dU.
9659 (cb_line_change): Call dump_queued_macros.
9660 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9662 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9664 * config/avr/predicates.md (io_address_operand): New predicate.
9665 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9666 * config/avr/avr.c (avr_io_address_p): Remove function.
9667 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9668 'avr_io_address_p' function.
9669 (out_movhi_r_mr): (Ditto.).
9670 (out_movqi_mr_r): (Ditto.).
9671 (out_movhi_mr_r): (Ditto.).
9672 (avr_address_cost): (Ditto.).
9674 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9676 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9677 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9678 in 32bit mode when XMM registers are available to avoid store
9680 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9681 corresponding post-reload splitters.
9683 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9685 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9686 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9687 __builtin_ia32_roundss.
9688 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9689 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9690 __builtin_ia32_roundss.
9691 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9692 IX86_BUILTIN_SHUFPD here.
9694 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9696 * config/i386/i386.md (plogic): New.
9697 (plogicprefix): Likewise.
9699 * config/i386/mmx.md (mmx_<code><mode>3): New.
9700 (mmx_and<mode>3): Removed.
9701 (mmx_ior<mode>3): Likewise.
9702 (mmx_xor<mode>3): Likewise.
9704 * config/i386/sse.md (<code><mode>3): New.
9705 (*<code><mode>3): Likewise.
9706 (*<code><mode>3): Likewise.
9707 (<code><mode>3): Likewise.
9708 (*sse_<code><mode>3): Likewise.
9709 (*sse2_<code><mode>3): Likewise.
9710 (<code>tf3): Likewise.
9711 (*<code>tf3): Likewise.
9712 (and<mode>3): Likewise.
9713 (*and<mode>3): Likewise.
9714 (ior<mode>3): Removed.
9715 (*ior<mode>3): Likewise.
9716 (xor<mode>3): Likewise.
9717 (*xor<mode>3): Likewise.
9718 (*and<mode>3): Likewise.
9719 (*ior<mode>3): Likewise.
9720 (*xor<mode>3): Likewise.
9721 (and<mode>3): Likewise.
9722 (*sse_and<mode>3): Likewise.
9723 (*sse2_and<mode>3): Likewise.
9725 (*andtf3): Likewise.
9726 (ior<mode>3): Likewise.
9727 (*sse_ior<mode>3): Likewise.
9728 (*sse2_ior<mode>3): Likewise.
9730 (*iortf3): Likewise.
9731 (xor<mode>3): Likewise.
9732 (*sse_xor<mode>3): Likewise.
9733 (*sse2_xor<mode>3): Likewise.
9735 (*xortf3): Likewise.
9737 2008-04-02 Richard Guenther <rguenther@suse.de>
9739 PR tree-optimization/14495
9740 PR tree-optimization/34793
9741 * tree-vrp.c (struct switch_update): New structure.
9742 (to_remove_edges, to_update_switch_stmts): New VECs.
9743 (simplify_switch_using_ranges): New function. Remove not taken
9744 case labels and edges.
9745 (simplify_stmt_using_ranges): Call it.
9746 (identify_jump_threads): Mark edges we have queued for removal
9747 so we don't thread them.
9748 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9750 * tree-cfg.c (group_case_labels): Deal with missing default label.
9751 (tree_verify_flow_info): Allow missing default label.
9752 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9753 (emit_case_nodes): Likewise.
9754 (expand_case): Do not rely on the default label to be present.
9755 * expr.c (try_casesi): Deal with NULL default_label.
9756 (do_tablejump): Likewise.
9758 2008-04-02 Richard Guenther <rguenther@suse.de>
9760 PR tree-optimization/14495
9761 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9762 SWITCH_EXPR here ...
9763 (vrp_visit_switch_stmt): ... but here (new function).
9764 (find_case_label_index): New helper function.
9765 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9767 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9769 * fwprop.c: Fix ISO-C99ism.
9771 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9774 * Makefile.in (objdir): Set it here.
9775 * configure.ac: Not here. Find dynamic linker characteristics.
9776 * exec-tool.in: Use them.
9777 * aclocal.m4: Regenerate.
9778 * configure: Regenerate.
9780 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9782 * expr.c (expand_var): Delete it.
9783 * expr.h (expand_var): Delete prototype.
9784 * function.c (expand_function_start): Use expand_decl instead.
9785 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9788 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9790 PR rtl-optimization/35542
9791 * fwprop.c (forward_propagate_and_simplify): Replace
9792 loc_reg_mentioned_in_p with reg_mentioned_p.
9794 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9796 PR rtl-optimization/35281
9797 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9798 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9799 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9800 (varying_mem_p): Move above propagate_rtx.
9801 (all_uses_available_at): Do not check MEMs.
9803 2008-04-02 Rafael Espindola <espindola@google.com>
9805 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9806 (register_edge_assert_for_2): Split the cond argument.
9807 (register_edge_assert_for_1): Adjust for the change in
9808 register_edge_assert_for_2.
9809 (register_edge_assert_for): Split the cond argument.
9810 (find_switch_asserts): Adjust for the change in
9811 register_edge_assert_for.
9813 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9815 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9816 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9817 offsets for 64-bit mingw.
9818 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9819 abi for x86_64-pc-mingw.
9821 2008-04-02 Richard Guenther <rguenther@suse.de>
9823 * tree-vrp.c (extract_range_from_assert): Make sure to not
9824 produce range min/max with TREE_OVERFOW set.
9825 If merging a anti-range and a range keep the anti-range if
9826 the range covers all values of the type.
9827 (register_edge_assert_for_2): Only allow sign-changing
9828 conversions in detecting canonical range checks. Also
9829 register an assert for the unsigned name if useful.
9831 PR tree-optimization/35787
9832 * tree-vrp.c (vrp_val_max): New function.
9833 (vrp_val_min): Likewise.
9834 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9835 (vrp_val_is_min): Likewise.
9836 (supports_overflow_infinity): Use vrp_val_{min,max}.
9837 (negative_overflow_infinity): Likewise.
9838 (positive_overflow_infinity): Likewise.
9839 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9840 (is_positive_overflow_infinity): Likewise.
9841 (is_overflow_infinity): Likewise.
9842 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9843 vrp_val_is_{min,max}.
9844 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9845 to ranges if possible. Avoid empty ranges.
9847 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9850 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9851 the expression is a function address.
9853 2008-04-01 George Helffrich <george@gcc.gnu.org>
9855 PR fortran/35154, fortran/23057
9856 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9857 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9858 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9859 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9861 (dbxout_syms): Check for COMMON-based symbol and wrap in
9862 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9863 in bracket for efficiency.
9865 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9866 using DW_TAG_common_block + member offset.
9867 (add_pubname_string): New function.
9868 (dw_expand_expr): New function to find block name and offset for
9870 (common_check): New function to check whether symbol in Fortran COMMON.
9871 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9873 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9876 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9878 2008-04-02 Ben Elliston <bje@au.ibm.com>
9880 * config/v850/v850.md (casesi): Remove if (0) code.
9881 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9882 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9884 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9886 * config/i386/i386.md (rex64suffix): New mode attribute.
9887 (floathi<mode>2): Disable expander for SSE math.
9888 (*floathi<mode>2_1): New insn insn_and_split pattern.
9889 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9890 corresponding post-reload splitters.
9891 (*floathi<mode>2_i387): New macroized insn pattern.
9892 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9893 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9894 insn_and_split pattern.
9895 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9896 New macroized instruction patterns and corresponding post-reload
9898 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9899 and corresponding post-reload splitters.
9900 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9901 New macroized instruction patterns.
9902 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9903 macroized instruction patterns and corresponding post-reload splitters.
9904 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9905 corresponding post-reload splitters.
9906 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9907 New macroized instruction patterns.
9908 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9909 corresponding post-reload splitters.
9910 (*floatsi<mode>2_i387): New macroized instruction patterns.
9912 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9914 * config/i386/i386.md (smaxmin): New.
9915 (umaxmin): Likewise.
9916 (maxminiprefix): Likewise.
9917 (maxminfprefix): Likewise.
9918 (<code><mode>3): Likewise.
9919 (smin<mode>3): Removed.
9920 (smax<mode>3): Likewise.
9922 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9923 (mmx_<code>v4hi3): Likewise.
9924 (mmx_<code>v8qi3): Likewise.
9925 (mmx_smaxv2sf3): Removed.
9926 (mmx_sminv2sf3): Likewise.
9927 (mmx_umaxv8qi3): Likewise.
9928 (mmx_smaxv4hi3): Likewise.
9929 (mmx_uminv8qi3): Likewise.
9930 (mmx_sminv4hi3): Likewise.
9932 * config/i386/sse.md (<addsub><mode>3): New.
9933 (*<addsub><mode>3): Likewise.
9934 (<sse>_vm<addsub><mode>3): Likewise.
9935 (<maxmin><mode>3): Likewise.
9936 (*<maxmin><mode>3_finite): Likewise.
9937 (*<maxmin><mode>3): Likewise.
9938 (<sse>_vm<maxmin><mode>3): Likewise.
9939 (sse3_h<addsub>v4sf3): Likewise.
9940 (sse3_h<addsub>v2df3): Likewise.
9941 (<maxmin>v16qi3): Likewise.
9942 (*<maxmin>v16qi3): Likewise.
9943 (<maxmin>v8hi3): Likewise.
9944 (*<maxmin>v8hi3): Likewise.
9945 (*sse4_1_<maxmin><mode>3): Likewise.
9946 (*sse4_1_<maxmin><mode>3): Likewise.
9947 (add<mode>3): Removed.
9948 (*add<mode>3): Likewise.
9949 (<sse>_vmadd<mode>3): Likewise.
9950 (sub<mode>3): Likewise.
9951 (*sub<mode>3): Likewise.
9952 (<sse>_vmsub<mode>3): Likewise.
9953 (smin<mode>3): Likewise.
9954 (*smin<mode>3_finite): Likewise.
9955 (*smin<mode>3): Likewise.
9956 (<sse>_vmsmin<mode>3): Likewise.
9957 (smax<mode>3): Likewise.
9958 (*smax<mode>3_finite): Likewise.
9959 (*smax<mode>3): Likewise.
9960 (<sse>_vmsmax<mode>3): Likewise.
9961 (sse3_haddv4sf3): Likewise.
9962 (sse3_haddv2df3): Likewise.
9963 (sse3_hsubv4sf3): Likewise.
9964 (sse3_hsubv2df3): Likewise.
9965 (umaxv16qi3): Likewise.
9966 (*umaxv16qi3): Likewise.
9967 (smaxv8hi3): Likewise.
9968 (*smaxv8hi3): Likewise.
9969 (*sse4_1_smax<mode>3): Likewise.
9970 (*sse4_1_umax<mode>3): Likewise.
9971 (uminv16qi3): Likewise.
9972 (*uminv16qi3): Likewise.
9973 (sminv8hi3): Likewise.
9974 (*sminv8hi3): Likewise.
9975 (*sse4_1_smin<mode>3): Likewise.
9976 (*sse4_1_umin<mode>3): Likewise.
9978 2008-04-01 Rafael Espindola <espindola@google.com>
9980 * tree-cfg.c (verify_expr): remove in_phi.
9981 (verify_stmt): Don't call walk_tree with verify_expr. Use
9982 is_gimple_min_invariant instead of is_gimple_val.
9984 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9986 * doc/include/gpl_v3.texi: Update for manpage generation.
9987 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9989 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9990 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9991 gpl_v3.texi instead of gpl.texi.
9994 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9997 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9999 2008-04-01 Rafael Espindola <espindola@google.com>
10001 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
10002 (extract_code_and_val_from_cond): Use
10003 extract_code_and_val_from_cond_with_ops.
10005 2008-04-01 Jan Hubicka <jh@suse.cz>
10007 * function.c (free_after_compilation): Free epilogue_delay_list.
10008 (prepare_function_start): Assert that previous compilation was freed.
10010 2008-04-01 Jan Hubicka <jh@suse.cz>
10011 Jim Wilson <wilson@tuliptree.org>
10012 Andreas Tobler <andreast@gcc.gnu.org>
10014 PR middle-end/35781
10015 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
10016 rtl.emit instead cfun->emit.
10017 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
10018 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
10020 2008-04-01 Ben Elliston <bje@au.ibm.com>
10022 * doc/c-tree.texi (Function Basics): Fix grammatical error.
10024 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
10026 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
10028 (fprofile-use): Add var flag_profile_use
10029 * coverage.c (coverage_begin_output): Do not open a gcno file for
10030 output only if -ftest-coverage is set.
10031 Do not add getpwd() to gcda file path.
10032 (build_gcov_info): Check the new flag
10033 flag_profile_datafile_relative_path.
10034 (coverage_init): Use profile_data_prefix.
10035 Read profile counter only if flag_profile_use is set.
10036 * opts.c (common_handle_option): New option fprofile-use=,
10037 fprofile-dir=, fprofile-generate=.
10038 * toplev.c (profile_data_prefix): New variable definition.
10039 * toplev.h (profile_data_prefix): New declaration.
10040 * doc/invoke.tex (Option Summary, Optimization Options):
10043 2008-03-31 James E. Wilson <wilson@tuliptree.org>
10045 * varasm.c (output_constant_pool_1): In LABEL_REF check,
10046 use tmp consistently.
10049 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
10050 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10051 UNSPEC_FR_RECIP_APPROX_RES.
10052 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
10054 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
10057 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
10059 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10061 PR middle-end/30186
10062 * fold-const.c (fold_indirect_ref_1): Support accessing non first
10063 element of the vector via a pointer.
10065 2008-03-31 Ian Lance Taylor <iant@google.com>
10067 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
10069 2008-03-31 Jan Hubicka <jh@suse.cz>
10071 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10072 get_arg_pointer_save_area.
10073 * expr.c (init_expr): Just clear out rtl.expr.
10074 * function.c (free_after_compilation): Clear out whole RTL structure.
10075 (get_func_frame_size): Merge into ...
10076 (get_frame_size): ... this one.
10077 (assign_stack_local_1): Merge into ...
10078 (assign_stack_local): ... this one.
10079 (expand_function_end): Update call of get_arg_pointer_save_area.
10080 (get_art_pointer_save_area): Remove cfun argument.
10081 * function.h (emit_status): regno_pointer_align does not need length
10082 attribute. Move x_regno_reg_rtx to ...
10083 (regno_reg_rtx): ... new global array.
10084 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
10085 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
10086 apply_args_value, forced_labels, stack_pointer_delta):
10088 (struct varasm_status): Move here from varasm.c
10089 (struct rtl_data): New. Move here some fields from struct function.
10090 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10091 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10092 used_temp_slots avail_temp_slots, temp_slot_level,
10093 nonlocal_goto_handler_labels): Update accesstors.
10094 (rtl): New global variable.
10095 (struct function): Move some fileds to rtl_data.
10096 (get_arg_pointer_save_area): Update prototype.
10097 * emit-rtl.c (rtl): Declare.
10098 (regno_reg_rtx): Declare.
10099 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10101 (gen_reg_rtx): Update.
10102 (init_virtual_regs): Do not tate emit_status argument.
10103 (init_emit): Do not allocate emit.
10104 * varasm.c (varasm_statuc): Move to function.h.
10105 (n_deferred_constatns): Update accestor.
10106 (init_varasm_status): Do not allocate varasm_status.
10107 (force_const_mem, get_pool_size, output_constant_pool): Update.
10108 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10109 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10111 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
10113 PR rtl-optimization/35729
10114 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
10117 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
10120 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
10121 load/store if memory is unaligned.
10122 (*movti_rex64): Likewise.
10124 * config/i386/predicates.md (misaligned_operand): New.
10126 2008-03-31 Andrew Pinski <pinskia@gmail.com>
10129 * tree-ssa-phiopt.c (conditional_replacement): Return early for
10132 2008-03-31 Jan Beulich <jbeulich@novell.com>
10134 * config/ia64/constraints.md: Add 'j' constraint.
10135 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
10136 (movdi_internal): Likewise.
10138 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
10141 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
10143 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
10146 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
10147 proper error message for the third argument on blendpd and
10150 * config/i386/sse.md (blendbits): New.
10151 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
10153 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
10155 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
10157 2008-03-30 Richard Guenther <rguenther@suse.de>
10159 PR middle-end/31023
10160 * fold-const.c (fold_sign_changed_comparison): Do leave
10161 conversions to base-types alone.
10163 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10165 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
10166 the link register if one altivec register is be saved.
10168 2008-03-30 Ben Elliston <bje@au.ibm.com>
10170 * final.c (final_scan_insn): Remove if (0) code.
10172 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
10174 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
10176 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
10178 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
10179 of V4SFmode to ix86_binary_operator_ok.
10181 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
10183 * config/i386/i386.c (override_options): Initialize
10184 ix86_veclib_handler to ix86_veclibabi_svml when
10185 -mveclibabi=svml is used.
10186 (ix86_veclibabi_svml): New function for SVML ABI style
10187 vectorization support.
10188 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
10190 2008-03-28 Rafael Espindola <espindola@google.com>
10192 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
10193 (tree_binary_nonnegative_warnv_p): Make it public.
10194 (tree_single_nonnegative_warnv_p): Make it public.
10195 (tree_invalid_nonnegative_warnv_p): Make it public.
10196 (tree_unary_nonzero_warnv_p): Make it public.
10197 (tree_binary_nonzero_warnv_p): Make it public
10198 (tree_single_nonzero_warnv_p): Make it public.
10199 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
10200 (extract_range_from_binary_expr): Split the expr argument.
10201 (extract_range_from_unary_expr): Split the expr argument.
10202 (extract_range_from_comparison): Split the expr argument.
10203 (extract_range_from_expr): Use the new aux functions.
10204 (vrp_evaluate_conditional_warnv): Use
10205 vrp_evaluate_conditional_warnv_with_ops.
10206 * tree.h (tree_unary_nonzero_warnv_p): Declare.
10207 (tree_binary_nonzero_warnv_p): Declare.
10208 (tree_single_nonzero_warnv_p): Declare.
10209 (tree_expr_nonzero_warnv_p): Declare.
10210 (tree_unary_nonnegative_warnv_p): Declare.
10211 (tree_binary_nonnegative_warnv_p): Declare.
10212 (tree_single_nonnegative_warnv_p): Declare.
10213 (tree_invalid_nonnegative_warnv_p): Declare.
10215 2008-03-28 Richard Guenther <rguenther@suse.de>
10217 PR tree-optimization/30317
10218 PR tree-optimization/30911
10219 PR tree-optimization/34793
10220 * tree-vrp.c (set_and_canonicalize_value_range): New function.
10221 (struct assert_locus_d): New member EXPR.
10222 (register_new_assert_for): Add EXPR parameter to support
10223 ASSERT_EXPR <name, expr OP limit>.
10224 (register_edge_assert_for_1): Adjust callers.
10225 (find_assert_locations): Likewise.
10226 (process_assert_insertions_for): Build condition from expression.
10227 (extract_range_from_assert): Handle ASSERT_EXPRs
10228 of the form ASSERT_EXPR <name, expr OP limit>.
10229 (register_edge_assert_for_2): New helper registering
10230 asserts for comparisons. Recognize range tests of the form
10231 (unsigned)i - CST1 OP CST2.
10232 (register_edge_assert_for_1): Use it.
10233 (register_edge_assert_for): Likewise.
10234 (needs_overflow_infinity): Integer sub-types
10235 do not need overflow infinities.
10236 (vrp_val_is_max): The extreme values of integer sub-types
10237 are those of the base type.
10238 (vrp_val_is_min): Likewise.
10239 * tree.def (ASSERT_EXPR): Document extra allowed conditional
10242 2008-03-28 Nick Clifton <nickc@redhat.com>
10245 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10246 Return GENERAL_REGS for stack adjustment reloads.
10248 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10251 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
10252 const_vector when all the vectors are constant.
10254 2008-03-27 Bob Wilson <bob.wilson@acm.org>
10256 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
10258 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
10259 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
10261 (s<code>_sf): Use new scc_sf attribute for opcode names.
10263 2008-03-27 Tom Tromey <tromey@redhat.com>
10265 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
10266 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
10267 config/spu/t-spu-elf, config/i386/t-interix,
10268 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
10269 config/i386/x-darwin, config/i386/x-mingw32,
10270 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
10271 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
10272 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
10273 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
10274 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
10275 config/rs6000/x-darwin, config/rs6000/t-rs6000,
10276 config/score/t-score-elf, config/arm/t-strongarm-pe,
10277 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
10278 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
10279 Revert automatic dependency patch.
10281 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
10284 * config/i386/i386.c (ix86_function_arg_boundary): Align
10285 decimal floating point to its natural boundary.
10287 2008-03-27 Richard Guenther <rguenther@suse.de>
10289 PR middle-end/35716
10290 * fold-const.c (fold_comparison): Restrict distinct decl
10291 comparison folding to VAR_DECLs and PARM_DECLs. Do not
10292 solely rely on operand_equal_p.
10294 2008-03-27 Richard Guenther <rguenther@suse.de>
10297 * c-common.c (handle_weak_attribute): Reject combination of
10300 2008-03-27 Richard Guenther <rguenther@suse.de>
10302 PR tree-optimization/32810
10303 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
10304 conversions from DECL_INITIAL.
10305 (fold_const_aggregate_ref): Likewise from constructor elements.
10307 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
10309 * tree-affine.h (aff_combination_expand): Declare.
10310 (get_inner_reference_aff): Likewise.
10311 * tree-affine.c (aff_combination_expand): Split out from
10312 tree_to_aff_combination_expand.
10313 (get_inner_reference_aff): New function.
10314 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
10315 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
10316 (struct lim_aux_data): sm_done field removed.
10317 (mem_ref_loc_p, mem_ref_locs_p): New types.
10318 (struct mem_ref): Added id, stored, accesses_in_loop,
10319 indep_loop, dep_loop, indep_ref, dep_ref fields.
10320 Removed is_stored, locs and next fields.
10321 (memory_accesses): New variable.
10322 (movement_possibility): Do not allow moving statements
10323 that store to memory.
10324 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
10326 (determine_max_movement): For statements with memory references,
10327 find the outermost loop in that the reference is independent.
10328 (move_computations_stmt): Mark the virtual operands for renaming.
10329 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
10330 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
10331 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
10332 add_vop_ref_mapping, create_vop_ref_mapping_loop,
10333 create_vop_ref_mapping, analyze_memory_references,
10334 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
10335 get_all_locs_in_loop, ref_always_accessed_p,
10336 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
10337 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
10338 store_motion_loop, store_motion): New functions.
10339 (struct vop_to_refs_elt): New type.
10340 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
10341 memref_hash, memref_eq, hoist_memory_references): Rewritten.
10342 (schedule_sm): Replaced by...
10343 (execute_sm): ... this.
10344 (determine_lsm_ref, hoist_memory_references,
10345 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
10346 find_more_ref_vops, free_mem_ref, free_mem_refs,
10347 determine_lsm_loop, determine_lsm): Removed.
10348 (tree_ssa_lim_finalize): Free data structures used by store motion.
10349 (tree_ssa_lim): Call analyze_memory_references. Use
10350 store_motion instead of determine_lsm.
10352 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10354 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
10355 rename tmake_file to m68hc11/t-m68hc11.
10356 (mcore): Set inhibit_libc to true.
10357 * config.host (alpha*-dec-*vms*): Set extra_programs.
10358 (interix3*): Don't use host_xmake_file.
10359 * configure.ac: Let config.gcc override inhibit_libc.
10360 * configure: Regenerate.
10362 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
10363 * config/t-openbsd-thread: Remove commented out lines.
10365 * config/x-interix: Remove.
10367 * config/m68hc11/t-m68hc11-gas: Rename to...
10368 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
10370 * config/mcore/t-mcore: Remove T_CFLAGS.
10371 * config/mcore/t-mcore-pe: Likewise.
10373 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10375 * configure.ac: Replace custom __GNU_SOURCE test with
10376 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
10377 * aclocal.m4: Regenerate.
10378 * configure: Regenerate.
10379 * config.in: Regenerate.
10381 2008-03-27 Richard Guenther <rguenther@suse.de>
10383 * fold-const.c (target.h): Include.
10384 (fold_comparison): Fold comparison of addresses of decls
10385 that bind locally or of constants. Consolidate address folding code.
10386 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
10387 results from fold_binary_to_constant.
10388 (compare_values_warnv): Likewise.
10390 2008-03-27 Andrew Pinski <pinskia@gmail.com>
10392 PR middle-end/35429
10393 * fold-const.c (fold_truthop): Check for integeral types when folding
10394 a == 0 && b == 0 and a != 0 || b != 0 .
10396 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
10398 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
10400 2008-03-26 Andreas Schwab <schwab@suse.de>
10402 * doc/invoke.texi: Fix use of @item vs. @itemx.
10404 2008-03-26 Tom Tromey <tromey@redhat.com>
10406 * Makefile.in (build/gensupport.o, build/print-rtl.o,
10407 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
10408 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
10409 build/gencodes.o, build/genconditions.o, build/genconfig.o,
10410 build/genconstants.o, build/genemit.o, build/genextract.o,
10411 build/genflags.o, build/genmddeps.o, build/genopinit.o,
10412 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
10415 2008-03-26 Richard Guenther <rguenther@suse.de>
10418 2008-03-26 Richard Guenther <rguenther@suse.de>
10420 * fold-const.c (target.h): Include.
10421 (fold_comparison): Fold comparison of addresses of two decls
10422 that bind locally. Consolidate address folding code.
10424 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10426 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
10427 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
10428 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
10429 dconstsqrt2, dconstthird, dconste and/or dconst10.
10430 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
10431 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
10432 dconstsqrt2, dconste): Delete.
10433 (init_emit_once): Likewise. Simplify initializing dconstm1.
10435 * real.c (get_real_const): New.
10436 * real.h (dconst3, dconst10, dconstm2, dconstthird,
10437 dconstsqrt2, dconste): Delete.
10438 (real_value_const, get_real_const): New.
10440 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
10442 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
10444 * config/i386/i386.c (ix86_function_arg_boundary): Check
10445 BIGGEST_ALIGNMENT instead of 128.
10446 (setup_incoming_varargs_64): Likewise.
10448 2008-03-26 Tom Tromey <tromey@redhat.com>
10450 * Makefile.in (DEPFILES): Add missing '/'.
10452 2008-03-26 Richard Guenther <rguenther@suse.de>
10454 * fold-const.c (target.h): Include.
10455 (fold_comparison): Fold comparison of addresses of two decls
10456 that bind locally. Consolidate address folding code.
10458 2008-03-26 Nick Clifton <nickc@redhat.com>
10461 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
10462 not allow INT+INT as a legitimate addressing mode.
10464 2008-03-26 Richard Guenther <rguenther@suse.de>
10466 * tree-flow.h (widen_bitfield): Remove declaration.
10467 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
10468 (widen_bitfield): Remove function.
10469 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
10472 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10475 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
10478 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
10480 PR rtl-optimization/35232
10481 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
10482 (forget_old_reloads_1, forget_marked_reloads): Don't clear
10483 reg_reloaded_call_part_clobbered here.
10484 (reload_regs_reach_end_p): New function.
10485 (reload_reg_rtx_for_input): New variable.
10486 (reload_reg_rtx_for_output): Likewise.
10487 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
10488 when reassigning a pseudo register. Load reloadreg from
10489 reload_reg_rtx_for_input, moving the mode and register
10491 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
10492 instead of the original when deciding whether an input reload
10493 would be a no-op or whether an output reload can be deleted.
10494 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
10495 when setting up new_spill_reg_store. Load it from
10496 reload_reg_rtx_for_output, moving the mode and register
10498 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
10499 instead of the original when deciding whether an output reload
10500 would be a no-op. Do the same when modifying insn notes.
10501 Use rtx_equal_p instead of == to compare the registers.
10502 (inherit_piecemeal_p): Take a mode and two register numbers
10504 (emit_reload_insns): Clear new_spill_reg_store for every hard
10505 register in the reload register. Remove spill registers
10506 from reg_reloaded_valid before considering whether to record
10507 inheritance information for them. Use reload_reg_rtx_for_output
10508 instead of reg_rtx when recording output reloads. Use
10509 reload_reg_rtx_for_input instead of reg_rtx when recording
10510 input reloads. Set or clear reg_reloaded_call_part_clobbered
10511 at the same time as setting reg_reloaded_valid.
10512 (delete_output_reload): Add a new_reload_reg parameter and use it
10513 instead of rld[j].reg_rtx.
10514 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
10517 2008-03-25 Tom Tromey <tromey@redhat.com>
10519 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
10520 (build/genattr.o): Likewise.
10521 (build/genattrtab.o): Likewise.
10522 (build/gencodes.o): Likewise.
10523 (build/genconfig.o): Likewise.
10524 (build/genconstants.o): Likewise.
10525 (build/genemit.o): Likewise.
10526 (build/genextract.o): Likewise.
10527 (build/genflags.o): Likewise.
10529 2008-03-25 Bob Wilson <bob.wilson@acm.org>
10531 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
10532 instead of size_int for integer types.
10533 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
10534 to match type of MINUS_EXPR.
10536 2008-03-25 Tom Tromey <tromey@redhat.com>
10538 * configure: Rebuilt.
10539 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
10542 2008-03-25 Tom Tromey <tromey@redhat.com>
10544 * config/x-solaris (host-solaris.o): Update.
10545 * config/x-linux (host-linux.o): Update.
10546 * config/x-hpux (host-hpux.o): Update.
10547 * config/x-darwin (host-darwin.o): Update.
10548 * config/v850/t-v850e (v850-c.o): Update.
10549 * config/v850/t-v850 (v850-c.o): Update.
10550 * config/t-vxworks (vxworks.o): Update.
10551 * config/t-sol2 (sol2-c.o, sol2.o): Update.
10552 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
10553 * config/spu/t-spu-elf (spu-c.o): Update.
10555 * config/sh/t-symbian (sh-c.o): Update.
10556 (symbian.o): Update.
10557 * config/sh/t-sh (sh-c.o): Update.
10558 * config/score/t-score-elf (score7.o, score3.o): Update.
10559 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10560 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10561 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10562 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10563 (rs6000.o): Remove.
10564 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10565 * config/m32c/t-m32c (m32c-pragma.o): Update.
10566 * config/ia64/t-ia64 (ia64-c.o): Update.
10567 * config/i386/x-mingw32 (host-mingw32.o): Update.
10568 * config/i386/x-i386 (driver-i386.o): Update.
10569 * config/i386/x-darwin (host-i386-darwin.o): Update.
10570 * config/i386/x-cygwin (host-cygwin.o): Update.
10571 * config/i386/t-nwld (nwld.o): Update.
10572 * config/i386/t-netware (netware.o): Update.
10573 * config/i386/t-interix (winnt.o): Update.
10574 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10575 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10576 msformat-c.o): Update.
10577 * config/bfin/t-bfin-linux (generated_files): Add
10578 linux-sysroot-suffix.h.
10579 * config/arm/t-wince-pe (pe.o): Update.
10580 * config/arm/t-strongarm-pe (pe.o): Update.
10581 * config/arm/t-pe (pe.o): Update.
10582 * config/arm/t-arm (arm-c.o): Update.
10583 * doc/install.texi (Prerequisites): Require make 3.80.
10584 * Makefile.in: Remove .o targets.
10585 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10586 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10587 (simple_generated_h, simple_generated_c): Move earlier.
10588 (generated_files): New variable.
10589 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10590 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10591 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10592 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10593 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10594 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10595 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10596 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10597 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10598 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10599 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10600 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10602 (COMPILE.base, COMPILE): New variables.
10603 (%.o): New pattern rule.
10604 (ALL_HOST_OBJS): New variable.
10605 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10606 (dummy-checksum.o, cc1-checksum.o): Remove.
10607 (DRIVER_SHLIB): New variable.
10608 (DRIVER_DEFINES): Use it.
10609 (gencondmd.c): Move out of build/.
10610 (s-conditions): Update.
10611 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10612 (ALL_BUILD_OBJS): Likewise.
10613 (build/%.o): Use BUILDCOMPILE.
10614 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10615 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10616 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10617 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10618 build/genconfig.o, build/genconstants.o, build/genemit.o,
10619 build/genextract.o, build/genflags.o, build/genmddeps.o,
10620 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10621 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10622 build/gen-protos.o, build/scan.o, build/fix-header.o,
10623 build/scan-decls.o): Simplify.
10624 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10625 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10626 prefix.o, toplev.o): Reduce to variable setting.
10627 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10628 ($(out_object_file), gcc-options.o): New targets.
10629 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10630 * configure: Rebuilt.
10631 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10632 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10634 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10636 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10637 complain when we hit an error, return ERROR_MARK_NODE.
10639 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10641 * config/sh/constraints.md (Pso, Psz): New constraints.
10642 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10643 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10645 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10647 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10648 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10650 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10652 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10653 (prefetch_sh2a): New.
10655 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10656 Naveen.H.S <naveen.hs@kpitcummins.com>
10658 * config/sh/constraints.md (I28): New constraint.
10659 * config/sh/sh.c (broken_move): Add support for movi20s.
10660 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10662 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10663 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10664 Naveen.H.S <naveen.hs@kpitcummins.com>
10666 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10667 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10668 (print_operand): Handle resbank in %@ operand code.
10669 (sh_encode_section_info): New.
10670 (push_regs): Add conditions for resbank.
10671 (sh_expand_epilogue): Likewise.
10672 (sh_insert_attributes): Likewise.
10673 (sh_attribute_table): Likewise.
10674 (sh_handle_resbank_handler_attribute): New.
10675 (sh2a_handle_function_vector_handler_attribute): New.
10676 (sh2a_is_function_vector_call): New.
10677 (sh2a_get_function_vector_number): New.
10678 (sh2a_function_vector_p): New.
10679 (sh_cfun_resbank_handler_p): New.
10680 * config/sh/sh.md (calli): Emit jsr/n if possible.
10681 (calli_tbr_rel): New.
10682 (calli_pcrel): Emit jsr/n if possible.
10683 (return_i): Emit rts/n if possible.
10684 (call_valuei_tbr_rel): New.
10685 (call_valuei_pcrel): Add condition for SH2A target.
10686 (call_value): Likewise.
10687 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10688 (sh2a_get_function_vector_number): Likewise.
10689 (sh2a_is_function_vector_call): Likewise.
10690 * doc/extend.texi: Document TBR relative addressing of SH2A.
10691 (resbank): Add description for SH2A.
10693 2008-03-24 Richard Guenther <rguenther@suse.de>
10696 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10697 pointer assignments change conversions according to middle-end rules.
10698 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10699 * configure.ac: Include type checking in yes.
10700 * configure: Regenerate.
10702 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10704 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10705 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10707 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10709 * gthr-vxworks.h (UNUSED): Define.
10711 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10713 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10715 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10717 * doc/extend.texi (Function Attributes): Add missing comma in the
10718 example of the "alloc_size" attribute.
10720 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10723 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10725 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10728 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10731 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10732 of the underlying type of a MS bitfield layout to the natural
10733 alignment of the type.
10735 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10737 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10738 to their natural alignment to avoid store forwarding stalls.
10740 2008-03-22 Richard Guenther <rguenther@suse.de>
10742 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10743 For PHI nodes verify the address is invariant.
10744 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10745 (get_symbol_constant_value): Use is_gimple_min_invariant.
10746 (maybe_fold_stmt_indirect): Likewise.
10748 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10750 PR rtl-optimization/33927
10751 * Makefile.in (dse.o): Depend on $(TM_P_H).
10752 * expr.h (extract_low_bits): Declare.
10753 * expmed.c (extract_low_bits): New function.
10754 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10755 * dse.c: Include tm_p.h.
10756 (find_shift_sequence): Remove the read_reg argument and return the
10757 read value. Emit the instructions instead of returning them.
10758 Iterate on new_mode rather than calculating it each time.
10759 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10760 source to NEW_MODE and extract_low_bits to convert the shifted
10761 value to READ_MODE.
10762 (replace_read): Allow the load and store to have different mode
10763 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10764 or extraction instructions before trying the replacement. Update
10765 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10767 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10769 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10770 to their natural alignment to avoid store forwarding stalls.
10772 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10775 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10776 encouraging but not allowing gprs for input;
10777 change the input constraint to !f#r.
10778 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10780 change the output constraint to !f#r.
10782 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10785 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10786 corresponding post-reload splitters.
10787 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10788 when x87 FP math is selected.
10789 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10790 New function prototype.
10791 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10792 unreachable function to ease macroization of insn patterns.
10794 2008-03-21 Martin Jambor <mjambor@suse.cz>
10796 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10797 reference dumps if ddr is NULL or dependence is unknown.
10799 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10801 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10802 unsigned extension into account.
10803 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10804 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10805 Do computations on a scratch register.
10807 2008-03-21 Richard Guenther <rguenther@suse.de>
10809 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10810 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10811 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10812 * tree-ssa-dom.c (record_equality): Likewise.
10813 * tree-inline.c (copy_body_r): Likewise.
10814 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10817 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10819 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10820 as 'delete_unused' argument.
10822 2008-03-20 Richard Guenther <rguenther@suse.de>
10824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10825 special casing of constant qualifiers.
10826 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10827 care about them in general.
10828 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10829 regardless of their type.
10830 (fold_stmt_r): Forcefully fold *& if we end up with that.
10832 2008-03-20 Paul Brook <paul@codesourcery.com>
10834 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10835 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10837 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10839 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10840 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10842 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10844 * common.opt (Wmudflap): New option.
10845 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10846 (mx_register_decls): Likewise.
10847 (mudflap_finish_file): Likewise.
10848 * doc/invoke.texi: Document -Wno-mudflap.
10850 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10852 * c-format.c (replace_format_name_to_system_name): New.
10853 (cmp_attribs): New.
10854 (convert_format_name_to_system_name): New.
10855 (decode_format_attr): Add use of convert_format_name_to_system_name.
10856 (format_types_orig): Add gnu_ prefix to names.
10857 (check_format_info_main): Special treating of \0 escaped names for
10858 supporting multi-character format specifiers as I32, I64.
10859 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10860 (gnu_target_overrides_format_attributes): New.
10861 * c-format.h: Add structure target_ovr_attr to hold
10862 system specific formatter names.
10863 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10864 msformat-c.o file to c_target_objs and cxx_target_objs.
10865 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10866 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10867 (TARGET_N_FORMAT_TYPES): New.
10868 * config/i386/msformat-c.c: New.
10869 * config/i386/t-cygming: Add build rule for msformat-c.o.
10870 * doc/extend.texi: Add new format names gnu_* and ms_* and
10872 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10874 2008-03-20 Ira Rosen <irar@il.ibm.com>
10876 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10877 optimizations turned on under -O3.
10878 (ftree-vectorize): Add that the flag is turned on with -O3.
10880 2008-03-20 Ben Elliston <bje@au.ibm.com>
10882 * regmove.c (try_auto_increment): Fix spelling error in comment.
10883 * final.c (final_scan_insn): Likewise.
10885 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10888 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10889 allocator preferences for "y" and "r" class registers.
10890 ("*mov<mode>_internal"): Ditto.
10891 ("*movv2sf_internal_rex64"): Ditto.
10892 ("*movv2sf_internal"): Ditto.
10894 2008-03-19 Michael Matz <matz@suse.de>
10896 PR middle-end/35616
10897 * calls.c (expand_call): Check overlap of arguments with call
10898 address for sibcalls.
10900 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10903 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10904 of the underlying type of a MS bitfield layout to the natural
10905 alignment of the type.
10907 2008-03-19 Jan Hubicka <jh@suse.cz>
10910 * toplev.c (decode_d_option): Handle all CPP flags.
10911 * tree-vrp.c: Update tree_pass descriptors.
10912 * regrename.c: Update tree_pass descriptors.
10913 * fwprop.c: Update tree_pass descriptors.
10914 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10915 * tree-into-ssa.c: Update tree_pass descriptors.
10916 * tree-dump.c: Update tree_pass descriptors.
10917 * tree-complex.c: Update tree_pass descriptors.
10918 * tree-dump.h: Update tree_pass descriptors.
10919 * see.c: Update tree_pass descriptors.
10920 * cgraphbuild.c: Update tree_pass descriptors.
10921 * tracer.c: Update tree_pass descriptors.
10922 * tree-loop-distribution.c: Update tree_pass descriptors.
10923 * cgraph.c: Update tree_pass descriptors.
10924 * postreload-gcse.c: Update tree_pass descriptors.
10925 * postreload.c: Update tree_pass descriptors.
10926 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10927 * tree-tailcall.c: Update tree_pass descriptors.
10928 * tree-pass.h (tree_opt_pass): Rename to ...
10929 (opt_pass) ... this one; add "type" field and remove letter field.
10930 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10931 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10932 all_lowering_passes): Update declaration.
10933 * ipa-cp.c: Update tree_pass descriptors.
10934 * final.c: Update tree_pass descriptors.
10935 * omp-low.c: Update tree_pass descriptors.
10936 * tree-ssa-dse.c: Update tree_pass descriptors.
10937 * ipa-reference.c: Update tree_pass descriptors.
10938 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10939 * auto-inc-dec.c: Update tree_pass descriptors.
10940 * reorg.c: Update tree_pass descriptors.
10941 * cgraphunit.c: Update tree_pass descriptors.
10942 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10943 * tree-ssa-ccp.c: Update tree_pass descriptors.
10944 * df-core.c: Update tree_pass descriptors.
10945 * mode-switching.c: Update tree_pass descriptors.
10946 * tree-nomudflap.c: Update tree_pass descriptors.
10947 * modulo-sched.c: Update tree_pass descriptors.
10948 * ipa-pure-const.c: Update tree_pass descriptors.
10949 * cse.c: Update tree_pass descriptors.
10950 * web.c: Update tree_pass descriptors.
10951 * tree-stdarg.c: Update tree_pass descriptors.
10952 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10953 * tree-ssa-dom.c: Update tree_pass descriptors.
10954 * tree-nrv.c: Update tree_pass descriptors.
10955 * tree-ssa-alias.c: Update tree_pass descriptors.
10956 * loop-init.c: Update tree_pass descriptors.
10957 * gimple-low.c: Update tree_pass descriptors.
10958 * ipa-inline.c: Update tree_pass descriptors.
10959 * tree-ssa-sink.c: Update tree_pass descriptors.
10960 * global.c: Update tree_pass descriptors.
10961 * ifcvt.c: Update tree_pass descriptors.
10962 * jump.c: Update tree_pass descriptors.
10963 * predict.c: Update tree_pass descriptors.
10964 * tree-ssa-loop.c: Update tree_pass descriptors.
10965 * recog.c: Update tree_pass descriptors.
10966 * dse.c: Update tree_pass descriptors.
10967 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10968 * tree-eh.c: Update tree_pass descriptors.
10969 * regmove.c: Update tree_pass descriptors.
10971 * function.c: Update tree_pass descriptors.
10972 * tree-vectorizer.c: Update tree_pass descriptors.
10973 * gcse.c: Update tree_pass descriptors.
10974 * ipa-type-escape.c: Update tree_pass descriptors.
10975 * tree-if-conv.c: Update tree_pass descriptors.
10976 * init-regs.c: Update tree_pass descriptors.
10977 * ipa.c: Update tree_pass descriptors.
10978 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10979 * rtl-factoring.c: Update tree_pass descriptors.
10980 * lower-subreg.c: Update tree_pass descriptors.
10981 * bt-load.c: Update tree_pass descriptors.
10982 * tree-dfa.c: Update tree_pass descriptors.
10983 * except.c: Update tree_pass descriptors.
10984 * emit-rtl.c: Update tree_pass descriptors.
10985 * cfgexpand.c: Update tree_pass descriptors.
10986 * tree-cfgcleanup.c: Update tree_pass descriptors.
10987 * cfgcleanup.c: Update tree_pass descriptors.
10988 * tree-ssa-pre.c: Update tree_pass descriptors.
10989 * tree-sra.c: Update tree_pass descriptors.
10990 * tree-mudflap.c: Update tree_pass descriptors.
10991 * tree-ssa-copy.c: Update tree_pass descriptors.
10992 * cfglayout.c: Update tree_pass descriptors.
10993 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10994 * tree-ssa-dce.c: Update tree_pass descriptors.
10995 * tree-ssa.c: Update tree_pass descriptors.
10996 * regclass.c: Update tree_pass descriptors.
10997 * integrate.c: Update tree_pass descriptors.
10998 * tree-optimize.c: Update tree_pass descriptors.
10999 * tree-ssa-phiprop.c: Update tree_pass descriptors.
11000 * tree-object-size.c: Update tree_pass descriptors.
11001 * combine.c: Update tree_pass descriptors.
11002 * tree-outof-ssa.c: Update tree_pass descriptors.
11003 * bb-reorder.c: Update tree_pass descriptors.
11004 * stack-ptr-mod.c: Update tree_pass descriptors.
11005 * var-tracking.c: Update tree_pass descriptors.
11006 * tree-profile.c: Update tree_pass descriptors.
11007 * tree-vect-generic.c: Update tree_pass descriptors.
11008 * reg-stack.c: Update tree_pass descriptors.
11009 * sched-rgn.c: Update tree_pass descriptors.
11010 * tree-ssa-structalias.c: Update tree_pass descriptors.
11011 * tree-cfg.c: Update tree_pass descriptors.
11012 * passes.c (current_pass): Update declaration.
11013 (finish_optimization_passes): Update.
11014 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
11015 (register_one_dump_file, register_dump_files_1, next_pass_1):
11017 (init_optimization_passes): Update handling of new types.
11018 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
11019 * ipa-struct-reorg.c: Update tree_pass descriptors.
11020 * tree-ssa-reassoc.c: Update tree_pass descriptors.
11021 * combine-stack-adj.c: Update tree_pass descriptors.
11022 * cfgrtl.c: Update tree_pass descriptors.
11023 * dce.c: Update tree_pass descriptors.
11024 * tree-ssanames.c: Update tree_pass descriptors.
11026 2008-03-19 Richard Guenther <rguenther@suse.de>
11028 PR middle-end/35609
11029 * tree-ssa.c (walk_data): New structure.
11030 (warn_uninitialized_var): If not always_executed warn with "maybe"
11032 (execute_early_warn_uninitialized): Compute post-dominators.
11033 Initialize always_executed before processing each basic block.
11035 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11038 * config/i386/i386.c (x86_this_parameter): Calculate correct location
11039 of "this" pointer when "regparm = N" or "fastcall" is in effect.
11041 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11043 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
11045 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
11047 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
11049 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
11050 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
11051 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
11052 target after ignore has been set, and move there also the commputation
11053 of subtarget and original_target.
11054 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
11055 (LANG_HOOKS_INITIALIZER): Remove it.
11056 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
11058 2008-03-18 Richard Guenther <rguenther@suse.de>
11060 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
11061 found an expression with constants, note that in the VN for the lhs.
11062 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
11063 fold them to constants if possible. Run cleanup_cfg if done so.
11064 (execute_pre): Return todo.
11065 (do_pre): Likewise.
11066 (execute_fre): Likewise.
11067 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
11069 (get_prop_source_stmt): Look through pointer conversions.
11071 2008-03-18 Jan Hubicka <jh@suse.cz>
11073 * tree-pretty-print.c: Include predict.h.
11074 (dump_generic_node): Dump predictor.
11075 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
11076 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
11077 * gimple-low.c (lower_stmt): Likewise.
11078 * expr.c (expand_expr_real): Likewise.
11079 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
11081 (build_predict_expr, build_predict_expr): New.
11082 * predict.h (predictor_name, build_predict_expr): Update.
11083 * c-typeck.c (c_finish_bc_stmt): Add prediction.
11084 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
11085 * predict.def (PRED_CONTINUE): Update hitrate.
11086 * tree.def (PREDICT_EXPR): Define.
11087 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
11088 do not handle BIND_EXPR.
11089 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
11090 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
11091 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
11094 2008-03-18 Michael Matz <matz@suse.de>
11096 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
11098 2008-03-18 Richard Guenther <rguenther@suse.de>
11100 * tree-gimple.h (is_gimple_invariant_address): Declare.
11101 (is_gimple_constant): Likewise.
11102 * tree-gimple.c (is_gimple_constant): New function.
11103 (is_gimple_invariant_address): Likewise.
11104 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
11105 and is_gimple_invariant_address.
11106 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
11108 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
11109 an addressable base.
11111 2008-03-18 Jakub Jelinek <jakub@redhat.com>
11113 PR middle-end/35611
11114 * gimplify.c (gimplify_expr): Gimplify second operand of
11117 2008-03-17 Richard Guenther <rguenther@suse.de>
11119 PR tree-optimization/19637
11120 * fold-const.c (fold_unary): Remove restrictions of removing
11121 intermediate pointer-conversions (P2)(P1)P0.
11122 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
11123 conversion to void pointer.
11124 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
11126 2008-03-16 James E. Wilson <wilson@tuliptree.org>
11129 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
11130 emulated thread local variables.
11132 2008-03-16 Richard Guenther <rguenther@suse.de>
11134 PR middle-end/35607
11135 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
11136 expand TREE_INVARIANT operations that are not gimple invariant.
11138 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
11140 * doc/extend.texi (Alignment): Say that the ABI controls
11141 the __alignof__ for non-strict-alignment targets rather
11142 than being a recommendation.
11144 2008-03-15 Paul Brook <paul@codesourcery.com>
11146 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
11148 (arm_output_fn_unwind): Mark functions that can not be unwound.
11150 2008-03-15 Paul Brook <paul@codesourcery.com>
11152 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
11153 extension instructions.
11155 2008-03-15 Richard Guenther <rguenther@suse.de>
11157 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
11158 and fold constant aggregate refs.
11159 (fold_const_aggregate_ref): Handle string constants
11160 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
11161 (evaluate_stmt): Simplify now that ccp_fold folds constant
11164 2008-03-15 Paul Brook <paul@codesourcery.com>
11166 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
11167 (extzv): Use gen_extzv_t2.
11168 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
11170 2008-03-15 Richard Guenther <rguenther@suse.de>
11172 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
11173 (fold_const_aggregate_ref): Likewise.
11174 (get_value): Return NULL if we don't have any values.
11175 (ccp_finalize): Set const_val to NULL after freeing it.
11176 * tree-flow.h (get_symbol_constant_value): Declare.
11177 (fold_const_aggregate_ref): Likewise.
11178 * tree-ssa-sccvn.c (try_to_simplify): Use them.
11180 2008-03-15 Richard Guenther <rguenther@suse.de>
11182 PR middle-end/35593
11183 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
11184 to not produce negative array indices if not allowed. Add
11185 parameter to indicate that.
11186 (maybe_fold_offset_to_component_ref): Allow negative array
11187 indices only for the first member of a structure.
11188 (maybe_fold_offset_to_reference): Allow negative array indices.
11189 (maybe_fold_stmt_addition): Likewise.
11191 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
11192 Anatoly Sokolov <aesok@post.ru>
11194 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
11195 (avr_arch): Add ARCH_AVR6.
11196 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
11197 (initial_elimination_offset): Initialize and use 'avr_pc_size'
11198 instead of fixed value 2.
11199 (print_operand_address): Use gs() asm specifier instead of pm().
11200 (avr_assemble_integer): (Ditto.).
11201 (avr_output_addr_vec_elt): (Ditto.).
11202 (print_operand): Handle "!" code.
11203 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
11204 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
11205 (AVR_HAVE_EIJMP_EICALL): Define.
11206 (AVR_3_BYTE_PC): Redefine.
11207 (AVR_2_BYTE_PC): (Ditto.).
11208 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
11209 (LINK_SPEC): Add atmega2560 and atmega2561.
11210 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
11212 * config/avr/avr.md (call_insn): Use eicall instead of icall
11213 for 3 byte PC devices.
11214 (call_value_insn): (Ditto.).
11215 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
11216 (indirect_jump): Use only for for 2 byte PC devices.
11217 (*tablejump): (Ditto.).
11218 (*indirect_jump_avr6): Add insn.
11219 (*tablejump_rjmp): Don't use for 3 byte PC devices.
11220 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
11221 instead of ijmp for 3 byte PC devices.
11222 (__tablejump2__): (Ditto.).
11223 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
11224 (MULITLIB_DIRNAMES): (Ditto.).
11225 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
11227 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
11229 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
11230 "sse2_umulsidi3". Use V1DI mode for operand 0.
11231 ("mmx_psadbw"): Use V1DI mode for operand 0.
11232 * config/i386/i386-modes.def (V1SI): New vector mode.
11233 * config/i386/i386.c (struct builtin_description)
11234 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
11235 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
11236 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
11237 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
11238 v1di_ftype_v8qi_v8qi type.
11239 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
11241 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
11242 __builtin_ia32_pmuludq]: Fix the mode of return value.
11244 2008-03-15 Richard Guenther <rguenther@suse.de>
11246 PR middle-end/35595
11247 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
11250 2008-03-14 Bob Wilson <bob.wilson@acm.org>
11252 * doc/invoke.texi (Option Summary, Xtensa Options): Document
11253 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
11254 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
11255 unless TARGET_SERIALIZE_VOLATILE is enabled.
11256 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
11257 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
11258 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
11260 2008-03-14 Richard Guenther <rguenther@suse.de>
11262 PR tree-optimization/34172
11263 * tree-flow.h (refs_may_alias_p): Declare.
11264 (get_single_def_stmt): Likewise.
11265 (get_single_def_stmt_from_phi): Likewise.
11266 (get_single_def_stmt_with_phi): Likewise.
11267 * tree-dfa.c (refs_may_alias_p): New function.
11268 (get_single_def_stmt): Likewise.
11269 (get_single_def_stmt_from_phi): Likewise.
11270 (get_single_def_stmt_with_phi): Likewise.
11271 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
11272 (vn_reference_lookup_1): New helper function.
11273 (vn_reference_lookup): Walk the virtual use-def chain to
11274 continue searching for a match if the def does not alias the
11275 reference we are looking for.
11277 2008-03-14 David Edelsohn <edelsohn@gnu.org>
11279 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
11280 archive and Perzl. Update The Written Word listing.
11282 2008-03-14 Richard Guenther <rguenther@suse.de>
11284 PR tree-optimization/34043
11285 PR tree-optimization/33989
11286 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
11288 (bitmap_find_leader): Use extra argument to verify dominance
11289 relationship inside a basic-block.
11290 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
11291 (find_leader_in_sets): Adjust.
11292 (create_component_ref_by_pieces): Take extra argument for
11293 dominance check, handle lookup failures.
11294 (find_or_generate_expression): Likewise.
11295 (create_expression_by_pieces): Likewise.
11296 (insert_into_preds_of_block): Adjust.
11297 (create_value_expr_from): If asked for, verify all operands
11298 are in the blocks AVAIL_OUT set.
11299 (make_values_for_stmt): Check for SSA_NAMEs that are life
11300 over an abnormal edge.
11301 (compute_avail): Remove such check.
11302 (do_SCCVN_insertion): New function.
11303 (eliminate): If we do not find a leader suitable for replacement
11304 insert a replacement expression from SCCVN if available.
11305 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
11306 (struct vn_ssa_aux): Add needs_insertion flag.
11307 * tree-ssa-sccvn.c (may_insert): New global flag.
11308 (copy_reference_ops_from_ref): Value-number union member access
11309 based on its size, not type and member if insertion is allowed.
11310 (visit_reference_op_load): For a weak match from union type
11311 punning lookup a view-converted value and insert a SSA_NAME
11312 for that value if that is not found.
11313 (visit_use): Make dumps shorter. Do not disallow value numbering
11314 SSA_NAMEs that are life over an abnormal edge to constants.
11315 (free_scc_vn): Release inserted SSA_NAMEs.
11316 (run_scc_vn): New flag to specify whether insertion is allowed.
11317 Process SSA_NAMEs in forward order.
11318 * tree-ssa-loop-im.c (for_each_index): Handle invariant
11319 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
11320 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
11321 pointer type to/from integral types that do not change the
11322 precision to regular conversions.
11324 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11326 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11327 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11328 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
11329 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
11330 input arguments and the mode of return value. Built-in functions
11331 that operate on whole 64-bit MMX register now use V1DI mode.
11333 2008-03-13 Alon Dayan <alond@il.ibm.com>
11334 Olga Golovanevsky <olga@il.ibm.com>
11336 PR tree-optimization/35041
11337 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
11338 to locate the right position in a statement.
11340 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11344 * config/i386/xmmintrin.h: Change all static inline functions to
11345 extern inline and add __gnu_inline__ attribute.
11346 * config/i386/bmintrin.h: Ditto.
11347 * config/i386/smmintrin.h: Ditto.
11348 * config/i386/tmmintrin.h: Ditto.
11349 * config/i386/mmintrin-common.h: Ditto.
11350 * config/i386/ammintrin.h: Ditto.
11351 * config/i386/emmintrin.h: Ditto.
11352 * config/i386/pmmintrin.h: Ditto.
11353 * config/i386/mmintrin.h: Ditto.
11354 * config/i386/mm3dnow.h: Ditto.
11356 2008-03-13 Jakub Jelinek <jakub@redhat.com>
11358 PR middle-end/35185
11359 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
11360 (lower_omp_2): New function.
11361 (lower_omp_1, lower_omp): Rewritten.
11363 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
11366 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
11367 with the phrase "Microsoft Windows compilers".
11368 (Push/Pop Macro Pragmas): New subsection. Document
11369 #pragma push_macro and pragma pop_macro.
11371 2008-03-12 Paul Brook <paul@codesourcery.com>
11373 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
11375 2008-03-12 Paul Brook <paul@codesourcery.com>
11377 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
11378 (thumb2_alusi3_short): Exclude PLUS and MINUS.
11379 (thumb2_addsi_shortim): Rename ...
11380 (thumb2_addsi_short): ... to this. Allow register operands.
11381 (thumb2_subsi_short): New pattern.
11382 (thumb2_one_cmplsi2_short,
11383 thumb2_negsi2_short): New patterns and peepholes.
11385 2008-03-12 Paul Brook <paul@codesourcery.com>
11387 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
11389 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
11391 * config/i386/i386.md (int_cond): New code iterator.
11393 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
11394 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
11395 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
11396 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
11397 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
11398 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
11399 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
11400 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
11402 2008-03-12 Paul Brook <paul@codesourcery.com>
11404 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
11405 instead of {arm,thumb}_compute_save_reg_mask.
11406 (output_return_instruction): Ditto.
11407 (thumb_unexpanded_epilogue): Ditto.
11408 (thumb1_expand_prologue): Ditto.
11409 (thumb1_output_function_prologue): Ditto.
11410 (arm_set_return_address): Ditto.
11411 (thumb_set_return_address): Ditto.
11412 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
11413 regs to achieve stack alignment.
11414 (thumb1_compute_save_reg_mask): Fix compiler warning.
11415 (arm_output_epilogue): Use offsets->saved_regs_mask.
11416 Adjust stack pointer by poping call clobered registers.
11417 (arm_expand_prologue): Use offsets->saved_regs_mask.
11418 Adjust stack pointer by pushing extra registers.
11419 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
11421 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
11424 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
11425 conversion to the operands of a multiplication.
11427 2008-03-12 Richard Guenther <rguenther@suse.de>
11429 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
11430 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
11431 * timevar.def (TV_TREE_PHIPROP): Add.
11432 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
11433 pass description. Use TV_TREE_PHIPROP.
11434 * tree-ssa-forwprop.c: Remove phiprop code.
11436 2008-03-12 Jakub Jelinek <jakub@redhat.com>
11438 PR middle-end/35549
11439 * omp-low.c (maybe_lookup_decl): Constify first argument.
11440 (use_pointer_for_field): Change last argument from bool to
11441 omp_context *. Disallow shared copy-in/out in nested
11442 parallel if decl is shared in outer parallel too.
11443 (build_outer_var_ref, scan_sharing_clauses,
11444 lower_rec_input_clauses, lower_copyprivate_clauses,
11445 lower_send_clauses, lower_send_shared_vars): Adjust callers.
11447 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
11448 Ira Rosen <irar@il.ibm.com>
11450 * tree-vectorizer.c (free_stmt_vec_info): New function.
11451 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
11452 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
11453 * tree-vectorizer.h (free_stmt_vec_info): Declare.
11454 * tree-vect-transform.c (vectorizable_conversion): Free
11455 vec_oprnds0 if it was allocated.
11456 (vect_permute_store_chain): Remove unused VECs.
11457 (vectorizable_store): Free VECs that are allocated in the..
11459 (vect_transform_strided_load, vectorizable_load): Likewise.
11460 (vect_remove_stores): Simplify the code.
11461 (vect_transform_loop): Move code to vect_remove_stores().
11462 Call vect_remove_stores() and free_stmt_vec_info().
11464 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11466 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
11467 TARGET_HPUX. Revise comment.
11468 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
11469 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
11470 Use sr4 variant of `be' instruction when not generating PIC code.
11471 (attr_length_call): Adjust for above change.
11473 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11475 * ipa-reference.c (static_execute): Remove module_statics_const and
11476 associated setting code.
11478 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11481 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
11482 predicate for operand 1.
11483 (paritysi2_cmp): Use register_operand predicate for operand 2.
11484 Use earlyclobber modifier for operand 1. Remove support for
11486 (paritydi2_cmp): Use register_operand predicate for operand 3.
11487 Use earlyclobber modifier for operand 1. Remove support for
11490 2008-03-11 Paul Brook <paul@codesourcery.com>
11491 Vladimir Prus <vladimir@codesourcery.com>
11493 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
11494 (arm_compute_save_reg0_reg12_mask): Always
11495 check if register 11 must be saved. Always safe hard frame pointer
11496 when frame_pointer_needeed.
11497 (arm_compute_save_reg_mask): Save IP and PC
11498 only with apcs frames.
11499 (arm_output_epilogue): Adjust Thumb2 codepath to
11500 be also invoked and work for ARM non-apcs frames.
11501 (arm_expand_prologue): Don't bother saving IP
11502 for non-apcs frame, since it's not clobbered by
11503 prologue code. Implement non-apcs frame
11506 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11508 PR rtl-optimization/35281
11509 * expr.c (convert_move): Use a new pseudo for the intermediate
11510 from_mode->word_mode result.
11512 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11514 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
11515 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
11516 * toplev.c (compile_file): Don't call it.
11518 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11520 PR middle-end/35526
11521 * expr.c (store_expr): Call emit_block_move if the mode
11522 of "temp" RTX is BLKmode.
11524 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11525 Richard Guenther <rguenther@suse.de>
11527 PR tree-optimization/31358
11528 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
11529 the step with a NULL_TREE.
11530 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
11531 to sizetype if type is a pointer type.
11532 (add_candidate_1): Don't convert the base and step to
11533 the generic type if the orginal type is a pointer type.
11534 (add_iv_value_candidates): Use sizetype for the step
11535 if type is a pointer type.
11536 (cand_value_at): Likewise.
11537 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11539 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
11540 Don't convert the tem affine to the type.
11541 (add_elt_to_tree): Use sizetype for the step if a pointer.
11542 Use POINTER_PLUS_EXPR for pointers.
11543 (aff_combination_to_tree): Use sizetype for the step if a
11546 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
11548 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
11549 Remove commutativity hint.
11551 2008-03-10 Jakub Jelinek <jakub@redhat.com>
11555 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
11556 errorneous type. Check that v is a VAR_DECL.
11558 PR middle-end/35099
11559 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11561 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11563 PR tree-optimization/35494
11564 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11565 may be overriden at link and run time.
11567 2008-03-10 Richard Guenther <rguenther@suse.de>
11569 PR tree-optimization/34677
11570 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11571 (poolify_tree): Likewise.
11572 (modify_expr_template): Likewise.
11573 (poolify_modify_stmt): Likewise.
11574 (insert_fake_stores): Handle all component-ref style stores
11575 in addition to INDIRECT_REF. Also handle complex types.
11576 Do not poolify the inserted load.
11577 (realify_fake_stores): Do not rebuild the tree but only
11578 make it a SSA_NAME copy.
11579 (init_pre): Remove initialzation of modify_expr_template.
11580 Do not allocate modify_expr_node_pool.
11581 (fini_pre): Do not free modify_expr_node_pool.
11583 2008-03-10 Paul Brook <paul@codesourcery.com>
11585 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11586 to avoid conflicts.
11588 2008-03-10 Paul Brook <paul@codesourcery.com>
11589 Mark Shinwell <shinwell@codesourcery.com>
11591 * config/arm/cortex-r4.md: New.
11592 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11594 * config/arm/arm.md: Include cortex-r4.md.
11595 (insn): Add smmls, sdiv and udiv values.
11596 (generic_sched): Don't use generic scheduling for Cortex-R4.
11597 (arm_issue_rate): New function.
11598 (TARGET_SCHED_ISSUE_RATE): Define.
11600 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11602 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11604 2008-03-10 Richard Guenther <rguenther@suse.de>
11606 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11607 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11609 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11611 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11612 Set default to true.
11614 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11616 * c.opt (Wsynth): Deprecate.
11617 * doc/invoke.texi (Option Summary, Warning Options): Document
11618 -Wno-format-contains-nul.
11620 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11623 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11624 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11626 2008-03-09 Ira Rosen <irar@il.ibm.com>
11628 * config/rs6000/rs6000.c (builtin_description): Rename vector
11629 left shift operations.
11630 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11631 (altivec_vsl<VI_char>): Rename to ...
11632 (ashl<mode>3): ... new name.
11633 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11635 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11637 2008-03-08 Richard Guenther <rguenther@suse.de>
11639 * coverage.h (tree_coverage_counter_addr): Declare.
11640 * coverage.c (tree_coverage_counter_addr): New function.
11641 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11642 before using again.
11643 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11644 (tree_gen_one_value_profiler): Likewise.
11645 (tree_gen_ic_profiler): Likewise.
11646 (tree_gen_average_profiler): Likewise.
11647 (tree_gen_ior_profiler): Likewise.
11649 2008-03-08 Richard Guenther <rguenther@suse.de>
11651 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11652 (vn_binary_op_insert): Likewise.
11653 (vn_unary_op_lookup): Likewise.
11654 (vn_unary_op_insert): Likewise.
11655 (vn_nary_op_lookup): Declare.
11656 (vn_nary_op_insert): Likewise.
11657 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11658 and binary hashes, use a single obstack for unary_op_pool
11659 and binary_op_pool.
11660 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11661 a single struct vn_nary_op_s. Store tree code length and
11662 a variable number of operands.
11663 (struct vn_reference_op_struct): Remove unused op2.
11664 (vn_reference_op_eq): Do not compare op2.
11665 (vn_reference_op_compute_hash): Do not compute hash of op2.
11666 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11667 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11668 with vn_nary_op_compute_hash.
11669 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11670 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11672 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11674 (visit_unary_op): Call nary functions.
11675 (visit_binary_op): Likewise.
11676 (process_scc): Adjust for struct vn_tables_s changes.
11677 (allocate_vn_table): Likewise.
11678 (free_vn_table): Likewise.
11679 * tree-vn.c (vn_add): Call nary functions.
11680 (vn_lookup): Likewise.
11682 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11685 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11686 wdst back after sync_compare_and_swapqhi_internal.
11688 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11691 * config/i386/i386-modes.def (V1DI): New vector mode.
11692 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11693 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11694 (MMXMODE248): Ditto.
11695 (MMXMODE): Add V1DI mode.
11696 (mmxvecsize): Change DI mode to V1DI mode.
11697 ("mov<mode>): Use MMXMODEI8 mode iterator.
11698 ("*mov<mode>_internal_rex64"): Ditto.
11699 ("*mov<mode>_internal"): Ditto.
11700 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11701 ("mmx_sub<mode>3"): Ditto.
11702 ("mmx_adddi3"): Remove insn pattern.
11703 ("mmx_subdi3"): Ditto.
11704 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11705 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11706 ("mmx_ashl<mode>3"): Ditto.
11707 ("mmx_lshrdi3"): Remove insn pattern.
11708 ("mmx_ashldi3"): Ditto.
11709 * config/i386/i386.c (classify_argument): Handle V1DImode.
11710 (function_arg_advance_32): Ditto.
11711 (function_arg_32): Ditto.
11712 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11713 mmx_addv1di3 insn pattern.
11714 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11715 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11716 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11717 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11718 Remove definitions of built-in functions.
11719 (V1DI_type_node): New node.
11720 (v1di_ftype_v1di_int): Ditto.
11721 (v1di_ftype_v1di_v1di): Ditto.
11722 (v2si_ftype_v2si_si): Ditto.
11723 (v4hi_ftype_v4hi_di): Remove node.
11724 (v2si_ftype_v2si_di): Ditto.
11725 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11726 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11727 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11728 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11729 Add new builtins using def_builtin_const.
11730 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11731 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11732 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11733 * config/i386/mmintrin.h (__v1di): New typedef.
11734 (_mm_add_si64): Cast arguments to __v1di type.
11735 (_mm_sub_si64): Ditto.
11736 (_mm_sll_pi16): Cast __count to __v4hi type.
11737 (_mm_sll_pi32): Cast __count to __v2si type.
11738 (_mm_sll_si64): Cast arguments to __v1di type.
11739 (_mm_srl_pi16): Cast __count to __v4hi type.
11740 (_mm_srl_pi32): Cast __count to __v2si type.
11741 (_mm_srl_si64): Cast arguments to __v1di type.
11742 (_mm_sra_pi16): Cast __count to __v4hi type.
11743 (_mm_sra_pi32): Cast __count to __v2si type.
11744 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11745 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11746 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11747 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11748 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11749 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11750 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11751 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11752 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11753 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11754 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11755 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11757 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11759 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11761 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11764 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11765 reg+const addressing for Altivec modes. Don't generate reg+reg
11766 addressing for TFmode or TDmode quantities.
11768 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11770 * c-common.c (vector_types_convertible_p): Call langhook
11771 instead of comptypes.
11773 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11776 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11777 integral and scalar float variables which have a
11780 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11782 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11783 dwarf_register_span hook when emitting unwind information for
11784 register-to-memory saves.
11785 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11786 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11788 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11790 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11791 for the same VAR_DECL.
11793 2008-03-06 Tom Tromey <tromey@redhat.com>
11795 * treelang: Delete.
11796 * doc/standards.texi (Standards): Don't mention treelang.
11797 * doc/invoke.texi (Overall Options): Don't mention treelang.
11798 * doc/install.texi (Prerequisites): Don't mention bison or
11800 (Configuration): Don't mention treelang.
11801 (Building): Likewise.
11802 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11804 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11806 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11807 word-extractions out of a multi-word object.
11809 2008-03-06 Richard Guenther <rguenther@suse.de>
11811 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11812 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11813 result type and precision.
11814 * expr.c (get_inner_reference): Set unsignedp based on the result
11815 type of BIT_FIELD_REF.
11816 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11817 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11818 (try_instantiate_multiple_fields): Likewise. Use the correct type
11820 (sra_build_assignment): Likewise.
11821 (sra_build_elt_assignment): Likewise.
11822 (sra_explode_bitfield_assignment): Likewise.
11823 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11824 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11825 set BIT_FIELD_REF_UNSIGNED.
11826 (vectorizable_load): Likewise.
11828 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11830 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11833 2008-03-06 Richard Guenther <rguenther@suse.de>
11835 * alias.c (struct alias_set_entry): Move has_zero_child field
11836 to pack with alias_set.
11838 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11840 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11843 2008-03-05 Ian Lance Taylor <iant@google.com>
11845 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11847 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11849 * fwprop.c (update_df): Support width and offset parameters of
11851 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11852 global_conflicts): Change DF_REF_EXTRACT to either
11853 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11854 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11855 * df-scan.c (df_ref_record, df_defs_record,
11856 df_ref_create_structure, df_def_record_1, df_uses_record,
11857 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11858 df_bb_refs_collect, df_entry_block_defs_collect,
11859 df_exit_block_uses_collect): Support new width and offset fields.
11860 (ref_extract_pool): New storage pool.
11861 (df_free_ref): New function.
11862 (df_reg_chain_unlink, df_free_collection_rec,
11863 df_sort_and_compress_refs): Call df_free_ref.
11864 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11866 (df_ref_create_structure): Allocate df_ref_extract if offset and
11867 width fields are used.
11868 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11869 (df_uses_record): Get offset and width from ZERO_EXTRACT
11871 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11872 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11873 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11874 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11875 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11876 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11877 (df_ref_extract): New structure.
11878 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11879 (df_ref_create): Add width and offset parameters.
11881 2008-03-05 Richard Guenther <rguenther@suse.de>
11883 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11884 Use ranges_overlap_p.
11885 (offset_overlaps_with_access): Rename
11886 to ranges_overlap_p and move ...
11887 * tree-flow-inline.h (ranges_overlap_p): ... here.
11889 * tree.h (get_inner_reference, handled_component_p): Update
11892 * tree.h (record_component_aliases, get_alias_set,
11893 alias_sets_conflict_p, alias_sets_must_conflict_p,
11894 objects_must_conflict_p): Move declarations ...
11895 * alias.h (record_component_aliases, get_alias_set,
11896 alias_sets_conflict_p, alias_sets_must_conflict_p,
11897 objects_must_conflict_p): ... here.
11898 Include coretypes.h.
11899 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11901 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11903 * cfg.c: Include tree-flow.h.
11904 (remove_edge_raw): Call redirect_edge_var_map_clear.
11905 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11906 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11907 (redirect_edge_var_map_result): New.
11908 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11909 PENDING_STMT use with redirect_edge_var_map_*.
11910 * tree-ssa.c (edge_var_maps): New definition.
11911 (redirect_edge_var_map_add): New.
11912 (redirect_edge_var_map_clear): New.
11913 (redirect_edge_var_map_dup): New.
11914 (redirect_edge_var_map_vector): New.
11915 (redirect_edge_var_map_destroy): New.
11916 (ssa_redirect_edge): Replace PENDING_STMT use with
11917 redirect_edge_var_map_*.
11918 (flush_pending_stmts): Same.
11919 (delete_tree_ssa): Destroy edge var map.
11920 * tree-flow.h (struct _edge_var_map): New.
11921 Define edge_var_map vector type.
11922 Declare redirect_edge_var_map_* prototypes.
11923 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11924 * tree-cfg.c (reinstall_phi_args): Replace
11925 PENDING_STMT use with redirect_edge_var_map_*.
11927 2008-03-05 Richard Guenther <rguenther@suse.de>
11929 PR tree-optimization/35472
11930 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11931 whose single use_stmt has a overlapping set of loaded and
11932 stored symbols as that use_stmt might be a noop assignment then.
11934 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11936 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11938 2008-03-05 Richard Guenther <rguenther@suse.de>
11941 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11942 should be constants.
11943 * tree-cfg.c (verify_expr): Verify it.
11944 * fold-const.c (fold_truthop): Remove code generating
11945 BIT_FIELD_REFs of structure bases.
11946 (fold_binary): Likewise.
11947 (fold_ternary): Position and size of BIT_FIELD_REFs are
11948 always host integers.
11949 (make_bit_field_ref): Remove.
11950 (optimize_bit_field_compare): Remove.
11951 (all_ones_mask_p): Remove.
11953 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11956 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11957 (split_block_and_df_analyze): New. Split basic block and rebuild
11959 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11961 (split_pattern_seq): Likewise.
11962 (erase_matching_seqs): Likewise.
11963 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11965 2008-03-04 Geoff Keating <geoffk@apple.com>
11967 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11968 declaration and code.
11969 (tree_invalid_nonnegative_warnv_p): Likewise.
11971 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11973 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11974 examples. Truncate option-names then causing overfull hbox.
11976 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11979 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11981 * configure: Rebuilt.
11983 2008-03-04 Rafael Espindola <espindola@google.com>
11985 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11986 (tree_unary_nonnegative_warnv_p): New.
11987 (tree_binary_nonnegative_warnv_p): New.
11988 (tree_single_nonnegative_warnv_p): New.
11989 (tree_invalid_nonnegative_warnv_p): New.
11990 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11992 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11995 * opts.c (handle_option): Postpone 'unknown option' errors only for
11998 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
12001 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
12004 2008-03-04 Rafael Espindola <espindola@google.com>
12006 * fold-const.c (tree_unary_nonzero_warnv_p): New.
12007 (tree_binary_nonzero_warnv_p): New.
12008 (tree_single_nonzero_warnv_p): New.
12009 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
12011 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
12013 PR middle-end/35456
12014 * fold-const.c (fold_cond_expr_with_comparison): Prevent
12015 transformations for modes that have signed zeros.
12016 * ifcvt.c (noce_try_abs): Ditto.
12018 2008-03-04 Joseph Myers <joseph@codesourcery.com>
12020 * config/i386/i386.c (override_options): Force
12021 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
12023 2008-03-04 Jan Hubicka <jh@suse.cz>
12026 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
12029 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
12031 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
12032 label to probe the stack.
12034 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
12036 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
12037 (__gthr_win32_mutex_destroy): Declare.
12038 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
12039 __gthr_win32_mutex_destroy.
12040 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
12042 2008-03-03 Jan Hubicka <jh@suse.cz>
12045 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
12046 aggressive on inlining cold calls.
12048 2008-03-03 Richard Guenther <rguenther@suse.de>
12050 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
12051 struct copies into the expression table.
12052 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
12053 (try_to_simplify): Likewise.
12054 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
12055 integral and pointer arguments which do not change the
12056 precision to NOP_EXPRs.
12057 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
12058 VIEW_CONVERT_EXPR case.
12060 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
12062 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
12063 defined in a loop at depth 0 is invariant.
12064 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12065 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
12066 be called at loop depth 0.
12068 2008-03-02 Jakub Jelinek <jakub@redhat.com>
12071 * gcc.c (process_command): Update copyright notice dates.
12072 * gcov.c (print_version): Likewise.
12073 * gcov-dump.c (print_version): Likewise.
12074 * mips-tfile.c (main): Likewise.
12075 * mips-tdump.c (main): Likewise.
12077 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12080 * c-common.c (flag_permissive): Delete.
12081 (constant_expression_warnings): Check flags first.
12082 (constant_expression_error): New.
12083 * c-common.h (flag_permissive): Delete.
12084 (constant_expression_error): Declare.
12085 * flags.h (flag_permissive): Declare. Update description.
12086 * diagnostic.c (pedwarn): Update.
12088 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
12089 (permissive_error_kind): New.
12090 * toplev.c (flag_permissive): Define. Update description.
12091 * toplev.h (permissive_error_kind): Declare.
12092 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
12093 (pedwarn_c90): Use pedantic_warning_kind.
12094 * c-opts.c (c_common_post_options): flag_permissive does not affect
12095 flag_pedantic_errors.
12097 2008-03-02 Joseph Myers <joseph@codesourcery.com>
12099 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
12100 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
12101 __absvsi2, __absvDI2): Use unsigned arithmetic.
12103 2008-03-02 Andi Kleen <ak@suse.de>
12104 Richard Guenther <rguenther@suse.de>
12106 * struct-equiv.c: Remove file.
12107 * cfg_cleanup.c (condjump_equiv_p): Remove.
12108 * Makefile.in (OBJS-common): Remove struct-equiv.o.
12109 (struct-equiv.o): Remove rule.
12110 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
12111 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
12112 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
12114 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12116 * ifcvt.c (noce_process_if_block): Try to handle only the then
12117 block if the else block exists but isn't suitable.
12119 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
12122 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
12123 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
12124 regression from previous patch.
12126 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
12129 * gthr.h: Add __gthread_mutex_destroy as a function that must be
12131 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
12132 * gthr-single.h (__gthread_mutex_destroy): Likewise.
12133 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
12134 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
12135 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
12136 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
12137 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
12138 (__gthread_mutex_destroy_function): Rename to
12139 __gthread_mutex_destroy.
12140 * gthr-dce.h (__gthread_mutex_destroy): Call
12141 pthread_mutex_destroy.
12142 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
12143 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
12144 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
12146 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12148 * df-scan.c (df_ref_chain_change_bb): Simplify.
12149 (df_insn_change_bb): Add new_bb argument. Simplify. Call
12150 set_block_for_insn if there's any change.
12151 * df.h ((df_insn_change_bb): Fix prototype.
12152 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
12153 df_insn_change_bb, don't call set_block_for_insn.
12154 * emit-rtl.c (reorder_insns): Likewise.
12155 * haifa-sched.c (move_insn): Likewise.
12157 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12159 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
12161 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12163 * tree-flow-inline.h (next_readonly_imm_use): Return
12164 NULL_USE_OPERAND_P after the end.
12166 2008-03-01 Richard Guenther <rguenther@suse.de>
12168 PR tree-optimization/35411
12169 * tree-sra.c (sra_build_assignment): Split conversion to
12170 final type to a separate statement if we are not assigning
12173 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12175 * fold-const.c (fold_convertible_p): Correct the logic to follow
12176 that in fold_convert().
12178 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
12181 * tree-inline.c (build_duplicate_type): When we make a
12182 duplicate type, make it unique in the canonical types system.
12184 2008-02-29 Tom Tromey <tromey@redhat.com>
12186 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
12187 input_file_stack_history, input_file_stack_restored): Remove.
12188 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12189 * input.h (struct file_stack): Remove.
12190 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12191 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
12193 * diagnostic.h (struct diagnostic_context) <last_module>: Change
12195 (diagnostic_last_module_changed): Add 'map' argument.
12196 (diagnostic_set_last_function): Likewise.
12197 * diagnostic.c (undiagnostic_report_current_module): Iterate using
12198 line map, not input_file_stack.
12199 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
12201 2008-02-29 Paul Brook <paul@codesourcery.com>
12203 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
12205 2008-02-29 Paul Brook <paul@codesourcery.com>
12207 * config/arm/ieee754-df.S (muldf3): Use RET macros.
12209 2008-02-29 Richard Guenther <rguenther@suse.de>
12211 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
12213 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
12214 value for comparing for a store match.
12215 (simplify_unary_expression): Do nothing for SSA_NAMEs.
12216 (try_to_simplify): Do not do a full-blown reference lookup.
12218 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12220 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
12221 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12223 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
12225 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
12227 * tree-loop-linear.c (try_interchange_loops): Compare memory access
12228 strides against cache sizes.
12230 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12232 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
12235 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
12237 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
12238 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
12239 is smaller than the original promoted value.
12240 (simplify_subreg): If OP is a SUBREG, try to preserve its
12241 SUBREG_PROMOTED_VAR_P information.
12243 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
12245 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
12246 (VN_INFO_GET): Allocate new objects on the obstack.
12247 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
12248 for rpo_numbers_temp, for consistency.
12249 (free_scc_vn): Free the obstack.
12251 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
12253 * doc/invoke.texi: Document -ftree-loop-distribution.
12254 * tree-loop-distribution.c: New.
12255 * tree-pass.h (pass_loop_distribution): New.
12256 * graphds.h (struct graph): Add htab_t indices.
12257 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
12258 * tree-vectorizer.c (rename_variables_in_loop): Extern.
12259 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
12260 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
12261 * tree-data-ref.c (debug_data_dependence_relations): New.
12262 (dump_data_dependence_relation): Also print data references.
12263 (free_data_ref): Extern.
12264 (same_access_functions): Moved...
12265 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
12266 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12267 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
12268 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
12269 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
12270 (stmts_from_loop): Skip LABEL_EXPR.
12271 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
12273 (build_rdg): Initialize rdg->indices htab.
12274 (free_rdg, stores_from_loop, ref_base_address,
12275 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
12276 have_similar_memory_accesses_1, ref_base_address_1,
12277 remove_similar_memory_refs): New.
12278 * tree-data-ref.h: Depend on tree-chrec.h.
12279 (debug_data_dependence_relations, free_data_ref): Declared.
12280 (same_access_functions): ... here.
12281 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
12283 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
12284 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
12285 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
12286 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12287 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
12288 rdg_vertex_for_stmt): Declared.
12289 (struct rdg_edge): Add level.
12291 (free_rdg, stores_from_loop, remove_similar_memory_refs,
12292 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
12294 (rdg_has_similar_memory_accesses): New.
12295 * tree-vect-analyze.c: Remove unused static decls.
12296 * lambda.h (dependence_level): New.
12297 * common.opt (ftree-loop-distribution): New.
12298 * tree-flow.h (mark_virtual_ops_in_bb,
12299 slpeel_tree_duplicate_loop_to_edge_cfg,
12300 rename_variables_in_loop): Declared.
12301 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
12302 (OBJS-common): Add tree-loop-distribution.o.
12303 (tree-loop-distribution.o): New rule.
12304 * tree-cfg.c (mark_virtual_ops_in_bb): New.
12305 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
12306 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
12308 2008-02-28 Joseph Myers <joseph@codesourcery.com>
12311 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
12312 other than structures and unions.
12314 2008-02-28 Richard Guenther <rguenther@suse.de>
12317 2008-02-26 Richard Guenther <rguenther@suse.de>
12319 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12320 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12321 (lookup_decl_from_uid): Declare.
12322 (remove_decl_from_map): Likewise.
12323 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12324 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12325 (decl_for_uid_map): New global hashtable mapping DECL_UID
12327 (init_ttree): Allocate it.
12328 (insert_decl_to_uid_decl_map): New helper function.
12329 (make_node_stat): Insert new decls into the map.
12330 (copy_node_stat): Likewise.
12331 (lookup_decl_from_uid): New function.
12332 (remove_decl_from_map): Likewise.
12333 (print_decl_for_uid_map_statistics): New helper.
12334 (dump_tree_statistics): Call it.
12336 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12337 (referenced_var_iterator): Adjust.
12338 (FOR_EACH_REFERENCED_VAR): Adjust.
12339 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12340 (num_referenced_vars): Adjust.
12341 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12342 (first_referenced_var): Remove.
12343 (end_referenced_vars_p): Likewise.
12344 (next_referenced_var): Likewise.
12345 (referenced_var_iterator_set): New helper function.
12346 * tree-dfa.c (referenced_var_lookup): Adjust.
12347 (referenced_var_check_and_insert): Likewise.
12348 (remove_referenced_var): Likewise.
12349 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12350 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12351 (verify_call_clobbering): Likewise.
12352 (verify_memory_partitions): Likewise.
12353 (init_tree_ssa): Allocate bitmap instead of hashtable for
12355 (delete_tree_ssa): Adjust.
12356 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12358 (compute_tag_properties): Likewise.
12359 (set_initial_properties): Likewise.
12360 (find_partition_for): Likewise.
12361 (update_reference_counts): Likewise.
12362 (dump_may_aliases_for): Likewise.
12363 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12364 (add_call_clobber_ops): Likewise.
12365 (add_call_read_ops): Likewise.
12366 (get_asm_expr_operands): Likewise.
12367 * tree-into-ssa.c (dump_decl_set): Likewise.
12368 (update_ssa): Likewise.
12369 * tree-sra.c (scan_function): Likewise.
12370 (decide_instantiations): Likewise.
12371 (scalarize_parms): Likewise.
12372 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12373 (dsa_named_for): Likewise.
12374 * tree-ssa-structalias.c (update_alias_info): Likewise.
12375 (merge_smts_into): Likewise.
12377 2008-02-27 David Daney <ddaney@avtrex.com>
12380 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
12381 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
12382 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
12383 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
12384 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
12386 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
12389 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
12390 (BUILT_IN_NEXTTOWARD): Remove.
12391 (BUILT_IN_NEXTTOWARDF): Ditto.
12392 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
12393 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
12395 2008-02-27 Tom Tromey <tromey@redhat.com>
12397 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
12398 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
12400 2008-02-27 Jan Beulich <jbeulich@novell.com>
12402 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
12403 update the respective field on newdecl.
12405 2008-02-27 Revital Eres <eres@il.ibm.com>
12407 PR rtl-optimization/34999
12408 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
12409 crossing edges that ends with a call insn.
12410 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
12411 call insn and clear the EDGE_CROSSING flag of the crossing edge
12412 when fixing fallthru edges.
12414 2008-02-27 Richard Guenther <rguenther@suse.de>
12416 PR middle-end/35390
12417 * fold-const.c (fold_unary): Return the correct argument,
12418 converted to the result type.
12420 2008-02-27 Richard Guenther <rguenther@suse.de>
12422 PR middle-end/34971
12423 * expr.c (expand_expr_real_1): Assert on rotates that operate
12425 * fold-const.c (fold_binary): Use the types precision, not the
12426 bitsize of the mode if folding rotate expressions. Build rotates
12427 only for full modes.
12429 2008-02-27 Jakub Jelinek <jakub@redhat.com>
12431 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
12432 and CPP_PRAGMA_EOL.
12433 * c-pragma.c (pragma_ns_name): New typedef.
12434 (registered_pp_pragmas): New variable.
12435 (c_pp_lookup_pragma): New function.
12436 (c_register_pragma_1): If flag_preprocess_only, do nothing
12437 for non-expanded pragmas, for expanded ones push pragma's
12438 namespace and name into registered_pp_pragmas vector.
12439 (c_invoke_pragma_handler): Register OpenMP pragmas even when
12440 flag_preprocess_only, don't register GCC pch_preprocess
12441 pragma if flag_preprocess_only.
12442 * c-opts.c (c_common_init): Call init_pragma even if
12443 flag_preprocess_only.
12444 * c-pragma.c (c_pp_lookup_pragma): New prototype.
12445 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
12446 cpp_register_pragma if flag_preprocess_only.
12448 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12451 * c-parser.c (c_parser_translation_unit): Warn for empty
12452 translation unit, not empty source file.
12454 2008-02-26 Paul Brook <paul@codesourcery.com>
12456 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
12457 operand for Thumb-2.
12458 * config/arm/arm.h (reg_class): Add CORE_REGS.
12459 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
12460 (BASE_REG_CLASS): Use CORE_REGS.
12461 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
12462 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
12463 (REGNO_OK_FOR_INDEX_P): Exclude SP.
12464 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
12465 ARM_REGNO_OK_FOR_INDEX_P.
12466 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
12467 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
12468 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
12469 (ldm/stm peepholes): Ditto.
12470 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
12471 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
12472 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
12473 * config/arm/constraints.md: Enable "k" constraint on ARM.
12475 2008-02-27 Ben Elliston <bje@au.ibm.com>
12477 * config/rs6000/rs6000.c: Annotate cache line size field in all
12478 instances of struct processor_costs.
12480 2008-02-26 David Edelsohn <edelsohn@gnu.org>
12482 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
12483 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
12484 jump_bypass): New counters.
12485 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
12486 * dce.c (gate_ud_dce): Same.
12487 (gate_fast_dce): Same.
12488 * dse.c (gate_dse1): New function.
12489 (gate_dse2): New function.
12490 (gate_dse): Merge results of new gate functions.
12491 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
12492 (gate_handle_jump_bypass): Add dbg_cnt.
12493 (gate_handle_gcse): Add dbg_cnt.
12494 * ifcvt.c (gate_handle_if_conversion): Same.
12495 (gate_handle_if_after_combine): Same.
12496 (gate_handle_if_after_reload): Same.
12497 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
12499 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
12501 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
12503 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
12505 2008-02-26 Jason Merrill <jason@redhat.com>
12508 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
12509 alone if it's the naming decl for the type's main variant.
12511 2008-02-26 Tom Tromey <tromey@redhat.com>
12513 * system.h (USE_MAPPED_LOCATION): Poison.
12514 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
12515 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
12516 (make_goto_expr_edges): Likewise.
12517 (remove_bb): Likewise.
12518 (execute_warn_function_return): Likewise.
12519 * basic-block.h (struct edge_def) <goto_locus>: Change type to
12521 * c-common.c (fname_decl): Remove old location code.
12522 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
12524 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
12526 (ASM_INPUT_SOURCE_LOCATION): Likewise.
12527 (gen_rtx_ASM_INPUT): Likewise.
12528 (gen_rtx_ASM_INPUT_loc): Likewise.
12529 (get_rtx_asm_OPERANDS): Remove.
12530 * cfglayout.c (insn_locators_alloc): Remove old location code.
12531 (set_curr_insn_source_location): Likewise.
12532 (curr_insn_locator): Likewise.
12533 * print-tree.c (print_node): Remove old location code.
12534 * tree-mudflap.c (mf_varname_tree): Remove old location code.
12535 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
12536 * cfgexpand.c (expand_gimple_cond_expr): Don't use
12537 location_from_locus.
12538 (construct_exit_block): Remove old location code.
12539 * emit-rtl.c (force_next_line_note): Remove old location code.
12540 * profile.c (branch_prob): Remove old location code.
12541 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
12542 LOC_LINE): Remove old-location variants.
12543 * langhooks.c (lhd_print_error_function): Remove old location
12545 * configure, config.in: Rebuilt.
12546 * configure.ac (--enable-mapped-location): Remove.
12547 * c-decl.c (c_init_decl_processing): Remove old location code.
12548 (finish_function): Likewise.
12549 * recog.c (decode_asm_operands): Remove old location code.
12550 * c-pch.c (c_common_read_pch): Remove old location code.
12551 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
12553 * gimple-low.c (lower_function_body): Remove old location code.
12554 * toplev.c (unknown_location): Remove.
12555 (push_srcloc): Remove old-location variant.
12556 (process_options): Remove old location code.
12557 (lang_dependent_init): Likewise.
12558 * input.h (UNKNOWN_LOCATION): Move definition.
12559 (location_t): Undeprecate.
12560 (source_locus): Remove.
12561 (location_from_locus): Remove.
12562 (struct location_s): Remove.
12563 Remove all old-location code.
12564 (input_line, input_filename): Remove.
12565 * final.c (final_scan_insn): Remove old location code.
12566 * diagnostic.c (diagnostic_build_prefix): Remove
12567 USE_MAPPED_LOCATION test.
12568 * tree.h (gimple_stmt) <locus>: Now a location_t.
12569 (tree_exp) <locus>: Likewise.
12570 (DECL_IS_BUILTIN): Remove old-location variant.
12571 (annotate_with_file_line, annotate_with_locus): Likewise.
12572 (expr_locus, set_expr_locus): Update.
12573 * tree.c (build1_stat): Remove old location code.
12574 (last_annotated_node): Remove.
12575 (annotate_with_file_line): Remove old-location variant.
12576 (annotate_with_locus): Likewise.
12577 (expr_location): Remove old location code.
12578 (set_expr_location): Likewise.
12579 (expr_has_location): Likewise.
12580 (expr_locus): Likewise.
12581 (set_expr_locus): Likewise.
12582 (expr_filename): Don't use location_from_locus.
12583 (expr_lineno): Likewise.
12584 * rtl-error.c (location_for_asm): Remove old location code.
12585 * c-lex.c (cb_line_change): Remove old location code.
12586 (fe_file_change): Likewise.
12587 (cb_def_pragma): Likewise.
12588 (c_lex_with_flags): Likewise.
12589 * gengtype.c (do_typedef): Don't special-case location types.
12590 (define_location_structures): Remove.
12591 (main): Don't call define_location_structures.
12592 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12595 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12598 * builtins.def (BUILT_IN_STDARG_START): Remove.
12599 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12600 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12601 * tree-inline.c (inline_forbidden_p_1): Likewise.
12603 2008-02-26 Richard Guenther <rguenther@suse.de>
12605 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12606 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12607 (lookup_decl_from_uid): Declare.
12608 (remove_decl_from_map): Likewise.
12609 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12610 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12611 (decl_for_uid_map): New global hashtable mapping DECL_UID
12613 (init_ttree): Allocate it.
12614 (insert_decl_to_uid_decl_map): New helper function.
12615 (make_node_stat): Insert new decls into the map.
12616 (copy_node_stat): Likewise.
12617 (lookup_decl_from_uid): New function.
12618 (remove_decl_from_map): Likewise.
12619 (print_decl_for_uid_map_statistics): New helper.
12620 (dump_tree_statistics): Call it.
12622 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12623 (referenced_var_iterator): Adjust.
12624 (FOR_EACH_REFERENCED_VAR): Adjust.
12625 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12626 (num_referenced_vars): Adjust.
12627 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12628 (first_referenced_var): Remove.
12629 (end_referenced_vars_p): Likewise.
12630 (next_referenced_var): Likewise.
12631 (referenced_var_iterator_set): New helper function.
12632 * tree-dfa.c (referenced_var_lookup): Adjust.
12633 (referenced_var_check_and_insert): Likewise.
12634 (remove_referenced_var): Likewise.
12635 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12636 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12637 (verify_call_clobbering): Likewise.
12638 (verify_memory_partitions): Likewise.
12639 (init_tree_ssa): Allocate bitmap instead of hashtable for
12641 (delete_tree_ssa): Adjust.
12642 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12643 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12644 (compute_tag_properties): Likewise.
12645 (set_initial_properties): Likewise.
12646 (find_partition_for): Likewise.
12647 (update_reference_counts): Likewise.
12648 (dump_may_aliases_for): Likewise.
12649 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12650 (add_call_clobber_ops): Likewise.
12651 (add_call_read_ops): Likewise.
12652 (get_asm_expr_operands): Likewise.
12653 * tree-into-ssa.c (dump_decl_set): Likewise.
12654 (update_ssa): Likewise.
12655 * tree-sra.c (scan_function): Likewise.
12656 (decide_instantiations): Likewise.
12657 (scalarize_parms): Likewise.
12658 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12659 (dsa_named_for): Likewise.
12660 * tree-ssa-structalias.c (update_alias_info): Likewise.
12661 (merge_smts_into): Likewise.
12663 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12666 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12667 * c-opts.c (c_common_handle_option): Wall enables
12668 Wvolatile-register-var.
12669 * common.opt: Move Wvolatile-register-var to...
12672 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12674 * common.opt (Wlarger-than=): New.
12675 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12677 * opts.c (common_handle_option): Handle -Wlarger-than=.
12678 * optc-gen.awk: Likewise.
12679 * opth-gen.awk: Likewise.
12680 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12681 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12683 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12685 * c-common.c (match_case_to_enum_1): Add appropriate
12686 OPT_W* parameter to warning.
12687 (c_do_switch_warnings): Likewise.
12688 * c-typeck.c (warning_init): Add one more parameter following
12689 'warning' function.
12690 (push_init_level): Update call to warning_init.
12691 (pop_init_level): Likewise.
12692 (add_pending_init): Likewise.
12693 (output_init_element: Likewise.
12695 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12698 * toplev.c (toplev_main): If there are warnings or error, print
12699 errors for ignored options.
12700 * opts.c (ignored_options): New static variable.
12701 (postpone_unknown_option_error): New.
12702 (print_ignored_options): New.
12703 (handle_option): Postpone errors for unknown -Wno-* options.
12704 * opts.h (print_ignored_options): Declare.
12706 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12708 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12711 2008-02-25 Richard Guenther <rguenther@suse.de>
12714 2008-02-25 Richard Guenther <rguenther@suse.de>
12716 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12717 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12718 (lookup_decl_from_uid): Declare.
12719 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12720 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12721 (decl_for_uid_map): New global hashtable mapping DECL_UID
12723 (init_ttree): Allocate it.
12724 (insert_decl_to_uid_decl_map): New helper function.
12725 (make_node_stat): Insert new decls into the map.
12726 (copy_node_stat): Likewise.
12727 (lookup_decl_from_uid): New function.
12728 (print_decl_for_uid_map_statistics): New helper.
12729 (dump_tree_statistics): Call it.
12731 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12732 (referenced_var_iterator): Adjust.
12733 (FOR_EACH_REFERENCED_VAR): Adjust.
12734 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12735 (num_referenced_vars): Adjust.
12736 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12737 (first_referenced_var): Remove.
12738 (end_referenced_vars_p): Likewise.
12739 (next_referenced_var): Likewise.
12740 (referenced_var_iterator_set): New helper function.
12741 * tree-dfa.c (referenced_var_lookup): Adjust.
12742 (referenced_var_check_and_insert): Likewise.
12743 (remove_referenced_var): Likewise.
12744 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12745 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12746 (verify_call_clobbering): Likewise.
12747 (verify_memory_partitions): Likewise.
12748 (init_tree_ssa): Allocate bitmap instead of hashtable for
12750 (delete_tree_ssa): Adjust.
12751 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12752 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12753 (compute_tag_properties): Likewise.
12754 (set_initial_properties): Likewise.
12755 (find_partition_for): Likewise.
12756 (update_reference_counts): Likewise.
12757 (dump_may_aliases_for): Likewise.
12758 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12759 (add_call_clobber_ops): Likewise.
12760 (add_call_read_ops): Likewise.
12761 (get_asm_expr_operands): Likewise.
12762 * tree-into-ssa.c (dump_decl_set): Likewise.
12763 (update_ssa): Likewise.
12764 * tree-sra.c (scan_function): Likewise.
12765 (decide_instantiations): Likewise.
12766 (scalarize_parms): Likewise.
12767 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12768 (dsa_named_for): Likewise.
12769 * tree-ssa-structalias.c (update_alias_info): Likewise.
12770 (merge_smts_into): Likewise.
12772 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12775 * doc/invoke.texi (-fcx-limited-range): Document new option.
12776 * toplev.c (process_options): Handle -fcx-fortran-rules.
12777 * common.opt: Add documentation for -fcx-fortran-rules.
12779 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12782 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12783 actual behaviour and C99.
12785 2008-02-26 Ben Elliston <bje@au.ibm.com>
12787 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12788 (ASM_CPU_POWER6_SPEC): Likewise.
12789 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12790 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12791 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12793 2008-02-25 Richard Guenther <rguenther@suse.de>
12795 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12796 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12797 (lookup_decl_from_uid): Declare.
12798 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12799 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12800 (decl_for_uid_map): New global hashtable mapping DECL_UID
12802 (init_ttree): Allocate it.
12803 (insert_decl_to_uid_decl_map): New helper function.
12804 (make_node_stat): Insert new decls into the map.
12805 (copy_node_stat): Likewise.
12806 (lookup_decl_from_uid): New function.
12807 (print_decl_for_uid_map_statistics): New helper.
12808 (dump_tree_statistics): Call it.
12810 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12811 (referenced_var_iterator): Adjust.
12812 (FOR_EACH_REFERENCED_VAR): Adjust.
12813 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12814 (num_referenced_vars): Adjust.
12815 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12816 (first_referenced_var): Remove.
12817 (end_referenced_vars_p): Likewise.
12818 (next_referenced_var): Likewise.
12819 (referenced_var_iterator_set): New helper function.
12820 * tree-dfa.c (referenced_var_lookup): Adjust.
12821 (referenced_var_check_and_insert): Likewise.
12822 (remove_referenced_var): Likewise.
12823 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12824 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12825 (verify_call_clobbering): Likewise.
12826 (verify_memory_partitions): Likewise.
12827 (init_tree_ssa): Allocate bitmap instead of hashtable for
12829 (delete_tree_ssa): Adjust.
12830 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12831 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12832 (compute_tag_properties): Likewise.
12833 (set_initial_properties): Likewise.
12834 (find_partition_for): Likewise.
12835 (update_reference_counts): Likewise.
12836 (dump_may_aliases_for): Likewise.
12837 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12838 (add_call_clobber_ops): Likewise.
12839 (add_call_read_ops): Likewise.
12840 (get_asm_expr_operands): Likewise.
12841 * tree-into-ssa.c (dump_decl_set): Likewise.
12842 (update_ssa): Likewise.
12843 * tree-sra.c (scan_function): Likewise.
12844 (decide_instantiations): Likewise.
12845 (scalarize_parms): Likewise.
12846 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12847 (dsa_named_for): Likewise.
12848 * tree-ssa-structalias.c (update_alias_info): Likewise.
12849 (merge_smts_into): Likewise.
12851 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12854 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12855 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12856 * alias.h (nonoverlapping_memrefs_p): Likewise.
12858 2008-02-25 Jan Beulich <jbeulich@novell.com>
12860 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12861 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12862 __emultls_get_address, __emultls_register_common,
12863 __floatundi?f, and _Unwind_GetIPInfo.
12864 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12865 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12866 (gen_regparm_prefix): Likewise.
12867 (i386_nlm_encode_section_info): Sync with
12868 config/i386/winnt.c:i386_pe_encode_section_info().
12869 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12870 i386_nlm_mangle_decl_assembler_name): New.
12871 (netware_override_options): New.
12872 * config/i386/netware.h (netware_override_options): Declare.
12873 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12874 (i386_nlm_mangle_decl_assembler_name): Declare.
12875 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12877 2008-02-25 Ben Elliston <bje@au.ibm.com>
12880 * c-decl.c (grokdeclarator): Remove unused local variables
12881 `typedef_type' and `type_as_written'.
12883 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12884 unused local variable `has_hot_blocks'.
12885 (fix_crossing_conditional_branches): Remove unused local variable
12888 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12890 PR middle-end/19984
12891 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12892 using DEF_C99_BUILTIN.
12893 (BUILT_IN_NANF): Ditto.
12894 (BUILT_IN_NANL): Ditto.
12896 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12897 Revital Eres <eres@il.ibm.com>
12899 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12900 regarding the order of two dependent insns in the same row.
12902 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12904 * stor-layout.c (layout_decl): Do not bump the alignment of a
12905 bit-field to more than byte alignment if it is packed.
12907 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12909 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12912 2008-02-24 Diego Novillo <dnovillo@google.com>
12914 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12917 * tree-vrp.c (vrp_evaluate_conditional): With
12918 -Wtype-limits, emit a warning when comparing against a
12919 constant outside the natural range of OP0's type.
12920 * c.opt (Wtype-limits): Move ...
12921 * common.opt (Wtype-limits): ... here.
12923 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12925 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12926 * config/rs6000/e300c2c3.md: New file.
12927 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12929 (rs6000_override_options): Add e300c2 and e300c3 cases to
12930 processor_target_table. Do not allow usage of Altivec or Spe
12931 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12932 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12933 * config/rs6000/rs6000.h (processor_type): Add
12934 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12935 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12936 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12937 and ppce300c3. Include e300c2c3.md.
12939 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12941 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12942 instead of TARGET_STRICT_ALIGN.
12944 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12946 * explow.c (memory_address): Assert that the generated address is
12949 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12952 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12953 * config/darwin-ppc-ldouble-patch.def: New file.
12954 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12955 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12956 SUBTARGET_INIT_BUILTINS if defined.
12957 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12960 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12963 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12964 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12966 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12969 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12970 file" warning condtional on -Winvalid-PCH.
12972 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12974 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12976 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12980 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12981 prevent reload from using MMX registers.
12982 (*mov<mode>_internal): Ditto.
12983 (*movv2sf_internal_rex64): Ditto.
12984 (*movv2sf_internal): Ditto.
12986 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12988 PR documentation/31569
12989 * doc/install.texi2html: Use makeinfo --no-number-sections.
12991 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12993 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12994 ensure that we can address an entire entity > 8 bytes. Don't
12995 generate reg+reg addressing for such data.
12997 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12999 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
13000 strings when optimizing for size, unless the target cares about
13003 2008-02-22 Tom Tromey <tromey@redhat.com>
13005 * regclass.c (current_pass): Remove declaration.
13007 2008-02-22 Anatoly Sokolov <aesok@post.ru>
13009 * config/avr/libgcc.S (__RAMPZ__): Define.
13010 (__do_copy_data): Add for devices with 128KB code memory.
13012 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13014 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13016 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
13018 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
13020 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
13023 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13026 * c-typeck.c (build_binary_op): Warn about floating point
13027 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
13029 2008-02-21 Janis Johnson <janis187@us.ibm.com>
13032 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
13033 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
13035 (rs6000_override_options): Set altivec_abi as default, not override,
13036 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
13037 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
13038 is used; use new member spe_abi.
13039 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
13040 spe_abi and altivec_abi.
13042 2008-02-22 Tomas Bily <tbily@suse.cz>
13044 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
13046 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13049 * config.build (build_file_translate): Set to `CMD //c' only if
13051 * Makefile.in (build_file_translate): Improve comment.
13053 2008-02-21 Jan Hubicka <jh@suse.cz>
13055 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
13056 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
13057 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
13059 2008-02-21 Michael Matz <matz@suse.de>
13062 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
13064 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
13066 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
13067 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
13068 as insn constraint.
13069 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
13070 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
13071 SSE_VEC_FLOAT_MODE_P as insn constraint.
13072 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
13073 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
13074 sse4a_movntdf using MODEF mode iterator.
13075 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
13076 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
13077 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
13078 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
13079 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
13080 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
13081 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
13083 2008-02-21 Richard Guenther <rguenther@suse.de>
13085 * tree.def (PAREN_EXPR): New tree code.
13086 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
13088 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
13089 * expr.c (expand_expr_real_1): Likewise.
13090 * tree-inline.c (estimate_num_insns_1): Likewise.
13091 * tree-complex.c (expand_complex_move): Likewise.
13092 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
13095 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
13098 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
13100 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
13103 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
13105 * config/sh/sh.c (find_barrier): Don't go past
13106 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
13108 2008-02-20 DJ Delorie <dj@redhat.com>
13110 * config/h8300/h8300.md (insv): Force source operand to be a register.
13112 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
13113 as a jump, not as a plain insn.
13115 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
13117 * doc/invoke.texi (Warning Options): Add new option
13118 -Wframe-larger-than=.
13119 (-Wframe-larger-than): Document.
13121 * flags.h (warn_frame_larger_than, frame_larger_than_size):
13122 Add declarations for new option variables.
13124 * final.c (final_start_function): Check the frame size
13125 before emission and issue a Wframe-larger-than warning.
13127 * opts.c (warn_frame_larger_than, frame_larger_than_size):
13128 Add definitions for new option variables.
13129 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
13131 * common.opt (Wframe-larger-than=): New option.
13133 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
13135 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
13136 (<sse>_div<mode>3): Ditto.
13137 (<sse>_vmdiv<mode>3): Ditto.
13138 (<sse>_vmsqrt<mode>2): Ditto.
13139 (*smax<mode>3): Ditto.
13140 (sse5_frcz<mode>2): Ditto.
13141 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
13142 as insn constraint.
13144 2008-02-20 Richard Guenther <rguenther@suse.de>
13146 PR middle-end/35265
13147 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
13148 be happy with INTEGRAL_TYPE_P.
13150 2008-02-20 Richard Guenther <rguenther@suse.de>
13152 * fold-const.c (split_tree): Associate floatig-point expressions
13153 if flag_associative_math is set.
13155 2008-02-20 Richard Guenther <rguenther@suse.de>
13157 * tree.h (fold_real_zero_addition_p): Declare.
13158 * fold-const.c (fold_real_zero_addition_p): Export.
13159 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
13160 floating-point operations with zero and one.
13162 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
13164 * doc/install.texi: Correct references to CFLAGS, replacing them
13165 with BOOT_CFLAGS. Document flags used during bootstrap for
13168 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
13170 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
13171 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
13172 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
13174 (smin<mode>3): Ditto from similar patterns.
13175 (smax<mode>3): Ditto.
13176 (*ieee_smin<mode>3): Ditto.
13177 (*ieee_smax<mode>3): Ditto.
13178 * config/i386/sse.md (sse): New mode attribute.
13179 (mov<mode>): Macroize expander from movv4sf and movv2df using
13180 SSEMODEF2P mode iterator.
13181 (<sse>_movnt<mode>): Ditto from similar patterns. Use
13182 SSE_VEC_FLOAT_MODE_P as insn constraint.
13183 (storent<mode>): Ditto.
13184 (storent<mode>): Macroize expander from storentsf and storentdf using
13185 MODEF mode iterator.
13186 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
13187 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
13188 (abs<mode>2): Ditto from similar patterns.
13189 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
13190 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
13191 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
13192 (<sse>_vmsqrt<mode>2): Ditto.
13193 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
13194 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
13195 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
13196 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
13197 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
13198 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
13199 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
13201 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
13202 iterator and SSE_FLOAT_MODE_P as insn constraint.
13203 (<sse>_ucomi): Ditto from similar patterns.
13204 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
13205 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
13206 SSE_VEC_FLOAT_MODE_P as insn constraint.
13207 (vcond<mode>): Ditto from similar patterns.
13208 (and<mode>3, *and<mode>3): Ditto.
13209 (<sse>_nand<mode>3): Ditto.
13210 (ior<mode>3, *ior<mode>3): Ditto.
13211 (xor<mode>3, *xor<mode>3): Ditto.
13212 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
13213 iterator and SSE_FLOAT_MODE_P as insn constraint.
13214 (*nand<mode>3): Ditto from similar patterns.
13215 (*ior<mode>3): Ditto.
13216 (*xor<mode>3): Ditto.
13218 2008-02-20 Ira Rosen <irar@il.ibm.com>
13220 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
13221 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
13222 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
13224 2008-02-19 Jan Hubicka <jh@suse.cz>
13226 * predict.c (tree_bb_level_predictions): Remove variable next
13227 mistakely introduced by previous commit.
13229 2008-02-19 Jan Hubicka <jh@suse.cz>
13231 * predict.c (predict_paths_leading_to): Rewrite.
13232 (predict_paths_for_bb): New.
13233 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
13235 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13238 * Makefile.in (build_file_translate): New.
13239 (gcc-vers.texi): Use it for translating $(abs_srcdir).
13240 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
13241 * configure.ac (build_file_translate): Substitute it.
13242 * configure: Regenerate.
13244 2008-02-19 Jan Hubicka <jh@suse.cz>
13246 PR rtl-optimization/34408
13247 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
13250 2008-02-19 Jan Hubicka <jh@suse.cz>
13252 PR middle-end/28779
13253 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
13256 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
13259 * config/i386/i386-modes.def: Revert the last DI alignment
13260 change until Ada people can look into it.
13262 2008-02-19 Nick Clifton <nickc@redhat.com>
13264 * opts.c (print_specific_help): Fix typo in --help text.
13266 2008-02-19 Jakub Jelinek <jakub@redhat.com>
13269 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
13270 32-bit inline asm without asm alternatives for host GCC < 3.0.
13272 2008-02-19 Richard Guenther <rguenther@suse.de>
13274 PR tree-optimization/34989
13275 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
13276 Allow propagation to INDIRECT_REF if we can simplify only.
13278 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13280 * c-common.c (warn_for_collisions_1): Use appropriate option when
13283 2008-02-19 Nick Clifton <nickc@redhat.com>
13286 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
13287 (handle_options): Fix indentation.
13288 (print_filtered_help): If no language-specific options were
13289 displayed tell the user how to list all the options supported by
13290 the language's front-end.
13291 (print_specific_help): Fix indentation and remove duplicate line.
13292 (common_handle_option): Handle the -v option.
13293 For --help enable the display of undocumented options if the -v
13294 switch has been included on the command line.
13295 For --help= check for overlaps in the arguments between the option
13296 classes and the language names and issue a warning when they
13297 cannot be disambiguated.
13298 * c.opt (v): Pass on to the common option handler.
13300 2008-02-19 Revital Eres <eres@il.ibm.com>
13302 * modulo-sched.c (sms_schedule): Change dump message when
13303 create_ddg function fails.
13304 (try_scheduling_node_in_cycle): Rename row to cycle.
13305 (print_partial_schedule): Rename CYCLE to ROW.
13307 2008-02-19 Christian Bruel <christian.bruel@st.com>
13308 Zdenek Dvorak <ook@ucw.cz>
13310 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
13312 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13315 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
13316 (*x86_movdicc_0_m1_se): Ditto.
13318 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13320 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
13321 (CMPtype): Define as __gcc_CMPtype.
13322 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
13323 (CMPtype): Define as __gcc_CMPtype.
13325 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
13327 Support valgrind 3.3 for --enable-checking=valgrind.
13328 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
13330 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
13331 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
13332 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
13333 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
13334 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
13335 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
13336 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
13338 * ggc-zone.c: Similar.
13339 * ggc-page.c: Similar.
13341 2008-02-19 Paul Brook <paul@codesourcery.com>
13344 * config/arm/ieee754-df.S: Fix do_it typo.
13345 * config/arm/ieee754-sf.S: Fix do_it typo.
13347 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13350 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
13351 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
13352 (OPTION_MASK_ISA_SSE_SET): Likewise.
13353 (OPTION_MASK_ISA_SSE2_SET): Likewise.
13354 (OPTION_MASK_ISA_SSE3_SET): Likewise.
13355 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
13356 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
13357 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
13358 (OPTION_MASK_ISA_SSE4_SET): Likewise.
13359 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
13360 (OPTION_MASK_ISA_SSE5_SET): Likewise.
13361 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
13362 (OPTION_MASK_ISA_MMX_UNSET): Updated.
13363 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
13364 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13365 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13366 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13367 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13368 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13369 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13370 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
13371 (OPTION_MASK_ISA_SSE4): Removed.
13372 (ix86_handle_option): Turn on bits in ix86_isa_flags and
13373 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
13374 (override_options): Don't turn on implied SSE/MMX bits in
13377 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13379 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13382 2008-02-18 Joey Ye <joey.ye@intel.com>
13384 PR middle-end/34921
13385 * tree-nested.c (insert_field_into_struct): Set type alignment
13386 to field alignment if the former is less than the latter.
13388 2008-02-18 Jakub Jelinek <jakub@redhat.com>
13390 * BASE-VER: Set to 4.4.0.
13392 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13394 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
13395 * doc/cfg.texi: Likewise.
13396 * doc/extend.texi: Likewise.
13397 * doc/gty.texi: Likewise.
13398 * doc/invoke.texi: Likewise.
13399 * doc/loop.texi: Likewise.
13400 * doc/md.texi: Likewise.
13401 * doc/passes.texi: Likewise.
13402 * doc/rtl.texi: Likewise.
13403 * doc/sourcebuild.texi: Likewise.
13404 * doc/tm.texi: Likewise.
13405 * doc/tree-ssa.texi: Likewise.
13407 2008-02-17 Richard Guenther <rguenther@suse.de>
13409 PR middle-end/35227
13410 * tree-complex.c (init_parameter_lattice_values): Handle parameters
13411 without default definition.
13413 2008-02-17 Richard Guenther <rguenther@suse.de>
13415 PR tree-optimization/35231
13416 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
13419 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
13422 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13423 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13424 libgcc_cmp_return mode.
13426 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13429 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
13431 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
13433 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
13436 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13438 * doc/c-tree.texi: Use `@.' where appropriate.
13439 * doc/extend.texi: Likewise.
13440 * doc/install.texi: Likewise.
13441 * doc/invoke.texi: Likewise.
13442 * doc/loop.texi: Likewise.
13443 * doc/makefile.texi: Likewise.
13444 * doc/md.texi: Likewise.
13445 * doc/passes.texi: Likewise.
13446 * doc/standards.texi: Likewise.
13447 * doc/tm.texi: Likewise.
13449 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13451 PR middle-end/35196
13452 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
13454 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
13455 rather than in entry_bb.
13457 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13459 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13460 libgcc_cmp_return mode.
13462 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13464 PR middle-end/35130
13465 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
13466 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
13468 2008-02-15 Richard Guenther <rguenther@suse.de>
13469 Zdenek Dvorak <ook@ucw.cz>
13471 PR tree-optimization/35164
13472 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
13473 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
13474 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13475 Only propagate addresses which do not have abnormal SSA_NAMEs
13478 2008-02-15 Joseph Myers <joseph@codesourcery.com>
13481 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
13483 2008-02-15 Jan Hubicka <jh@suse.cz>
13485 PR middle-end/35149
13486 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
13488 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13490 PR middle-end/34621
13491 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
13492 when calculating alignment_pad.
13494 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13496 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
13497 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
13498 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
13499 and STACK_BOUNDARY define.
13501 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
13503 PR preprocessor/35061
13504 * c-pragma.c (handle_pragma_pop_macro): Check that
13505 pushed_macro_table has been allocated.
13507 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
13509 PR middle-end/35136
13510 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
13511 (force_gimple_operand): Likewise.
13512 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
13513 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
13514 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
13515 (find_interesting_uses_address): Check addressability and alignment
13516 of the base expression only after substituting bases of IVs into it.
13518 2008-02-14 Michael Matz <matz@suse.de>
13521 * function.c (instantiate_virtual_regs_in_insn): Reload address
13522 before falling back to reloading the whole operand.
13524 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
13526 * config/s390/s390.c (s390_mainpool_start): Emit the pool
13527 before the first section switch note.
13529 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13531 * doc/bugreport.texi: Update copyright years.
13532 * doc/c-tree.texi: Likewise.
13533 * doc/cfg.texi: Likewise.
13534 * doc/cpp.texi: Likewise.
13535 * doc/cppinternals.texi: Likewise.
13536 * doc/fragments.texi: Likewise.
13537 * doc/frontends.texi: Likewise.
13538 * doc/gcc.texi: Likewise.
13539 * doc/gty.texi: Likewise.
13540 * doc/hostconfig.texi: Likewise.
13541 * doc/implement-c.texi: Likewise.
13542 * doc/libgcc.texi: Likewise.
13543 * doc/loop.texi: Likewise.
13544 * doc/makefile.texi: Likewise.
13545 * doc/options.texi: Likewise.
13546 * doc/passes.texi: Likewise.
13547 * doc/rtl.texi: Likewise.
13548 * doc/sourcebuild.texi: Likewise.
13549 * doc/standards.texi: Likewise.
13550 * doc/tree-ssa.texi: Likewise.
13551 * doc/trouble.texi: Likewise.
13553 * doc/extend.texi: Use @: or add comma where appropriate.
13554 * doc/invoke.texi: Likewise.
13555 * doc/tm.texi: Likewise.
13557 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13560 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13563 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13565 * doc/md.texi (clz, ctz): Add reference.
13566 * doc/rtl.texi (clz, ctz): Likewise.
13568 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13571 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13574 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13576 * config/s390/s390.c (struct constant_pool): New field
13577 emit_pool_after added.
13578 (s390_mainpool_start): Set the emit_pool_after flag according
13579 to the section switch notes.
13580 (s390_mainpool_finish): Consider emit_pool_after when emitting
13581 the literal pool at the end of the function.
13582 (s390_chunkify_start): Force literal pool splits at section
13585 2008-02-13 Michael Matz <matz@suse.de>
13588 * var-tracking.c (clobber_variable_part): Correctly traverse the
13591 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13594 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13595 Add -fdump-ipa-inline.
13596 * tree-dump.c (dump_files): Remove tree-inlined dump.
13597 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13599 2008-02-12 Richard Guenther <rguenther@suse.de>
13601 PR tree-optimization/35171
13602 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13605 2008-02-12 Richard Guenther <rguenther@suse.de>
13607 PR middle-end/35163
13608 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13609 value-preserving mode. Disallow final truncation.
13611 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13613 PR middle-end/35136
13614 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13615 code from here to...
13616 (force_gimple_operand): ...here.
13618 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13621 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13622 non-compatible pointers.
13623 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13624 different FIELD_DECLs, try harder by comparing field offsets, sizes
13627 PR inline-asm/35160
13628 * function.c (match_asm_constraints_1): Don't replace the same input
13631 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13633 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13634 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13635 (expand_epilogue): Restore RAMPZ register.
13636 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13638 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13640 * config/i386/cygwin.asm: (__alloca): Correct calling
13641 convention and alignment.
13642 (__chkstk): Force 8 byte stack alignment.
13644 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13645 Richard Guenther <rguenther@suse.de>
13647 PR tree-optimization/33992
13648 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13649 the zero we compare against.
13651 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13653 PR libfortran/35063
13654 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13655 to CloseHandle after unlocking to prevent accumulation of handle
13658 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13660 PR middle_end/34150
13661 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13662 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13663 and update LABEL_NUSES during and after reload.
13665 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13667 PR middle-end/34627
13668 * combine.c (simplify_if_then_else): Make sure the comparison is
13669 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13671 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13674 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13675 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13676 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13677 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13678 * tree.h (get_type_static_bounds): Likewise.
13680 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13682 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13683 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13684 Make -Wfoo language annotations match what the compiler outputs.
13686 2008-02-08 Sa Liu <saliu@de.ibm.com>
13688 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13689 intrinsics spu_convts, spu_convtu, spu_convtf.
13691 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13693 * doc/extend.texi (Function Attributes) <noinline>: Mention
13694 asm ("") as method to keep calls.
13696 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13699 * doc/options.texi (Options): Replace references to opts.sh with
13701 * opts-common.c: Likewise.
13702 * optc-gen.awk: Likewise.
13704 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13706 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13708 2008-02-07 Richard Henderson <rth@redhat.com>
13711 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13712 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13715 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13717 PR tree-optimization/35085
13718 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13719 for operand entry oe2 in addition to operand entry oe3 in order to
13720 expose more opportunities for vectorizer sum reduction.
13722 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13725 * Makefile.in (LIBS): Remove $(GMPLIBS).
13726 (cc1-dummy, cc1): Add $(GMPLIBS).
13728 2008-02-06 Jan Hubicka <jh@suse.cz>
13731 * i386.md (moddf_integer): Do not produce partial memory stalls for
13732 targets where it hurts.
13734 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13737 * optabs.c (expand_float): Do not check for decimal modes when
13738 expanding unsigned integer through signed conversion.
13740 2008-02-06 Nick Clifton <nickc@redhat.com>
13742 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13743 inside the clobber with a match_operand and duplicated operand
13744 number in the constraint.
13745 (ineqbranchsi): Delete redundant comment.
13747 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13749 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13750 builtin_define ("__USE_INIT_FINI__").
13751 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13753 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13755 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13757 PR documentation/30330
13758 * doc/invoke.texi (C++ Dialect Options)
13759 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13760 For each warning option -Wfoo that allows -Wno-foo, ensure both
13761 -Wfoo and -Wno-foo are listed in the option index. Fix index
13762 entry of -Wswitch-default, index -Wnormalized= including the
13763 `=', and -Wlarger-than-@var{len} including @var{len}.
13765 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13767 * config/i386/i386.md (floatunssisf2): Use
13768 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13769 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13770 Macroize expander using MODEF mode iterator.
13772 2008-02-05 Diego Novillo <dnovillo@google.com>
13774 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13777 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13779 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13782 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13784 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13787 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13788 to indicate if a message should be generated.
13789 (init_cumulative_args): Updated.
13790 (function_value_32): Likewise.
13792 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13794 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13796 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13799 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13800 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13802 2008-02-04 Diego Novillo <dnovillo@google.com>
13804 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13807 * tree-vrp.c (vrp_evaluate_conditional): With
13808 -Wtype-limits, emit a warning when comparing against a
13809 constant outside the natural range of OP0's type.
13811 2008-02-04 Richard Guenther <rguenther@suse.de>
13813 PR middle-end/33631
13814 * expr.c (count_type_elements): Give for unions instead of
13817 2008-02-04 Richard Guenther <rguenther@suse.de>
13819 PR middle-end/35043
13820 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13821 to TYPE_DOMAINs base type instead of using bitsizetype here.
13823 2008-02-03 Jason Merrill <jason@redhat.com>
13825 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13827 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13830 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13831 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13832 (RS/6000 and PowerPC Options): Fix typos and markup.
13833 * doc/passes.texi (Tree-SSA passes): Likewise.
13835 2008-02-02 Michael Matz <matz@suse.de>
13838 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13839 from record_last_reg_set_info.
13840 (record_last_reg_set_info): Take an RTX argument, iterate over all
13841 constituent hardregs.
13842 (record_last_set_info, record_opr_changes): Change calls to
13843 new signature or to record_last_reg_set_info_regno.
13845 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13847 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13849 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13851 PR rtl-optimization/34773
13852 * reg-notes.def (EQUAL): Mention significance of combination of
13853 REG_EQUAL and REG_RETVAL.
13854 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13855 insn that has a REG_RETVAL.
13857 2008-02-01 Roger Sayle <roger@eyesopen.com>
13860 * configure.ac (--enable-fixed-point): Disable unless explicitly
13862 * configure: Regenerate.
13864 2008-02-01 Richard Guenther <rguenther@suse.de>
13867 * invoke.texi (-finline-limit): Remove no longer true parts
13868 of the documentation. Note that there is no default value.
13870 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13871 Mark Mitchell <mark@codesourcery.com>
13872 Ben Elliston <bje@au.ibm.com>
13875 * doc/extend.texi (Other Builtins): Document.
13877 2008-01-31 Tom Browder <tom.browder@gmail.com>
13879 * doc/c-tree.texi (Types): Fix grammar.
13880 (Expression trees): Ditto.
13881 * doc/passes.texi (Tree-SSA passes): Ditto.
13883 * doc/configterms.texi (Configure Terms): Fix typo.
13884 * doc/cpp.texi (Common Predefined Macros): Ditto.
13885 * doc/md.texi (Machine Constraints): Ditto.
13887 * doc/makefile.texi (Makefile): Add comma.
13889 2008-01-31 Tom Browder <tom.browder@gmail.com>
13890 Gerald Pfeifer <gerald@pfeifer.com>
13892 * doc/sourcebuild.texi (Front End): Remove references to CVS
13893 and CVSROOT/modules.
13894 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13895 (Back End): Remove reference to CVS.
13897 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13900 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13902 (mips16_gp_pseudo_reg): ...here.
13903 * config/mips/mips.md (load_const_gp): Replace with...
13904 (load_const_gp_<mode>): ...this :P-based insn.
13906 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13908 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13909 options. Minor fixes.
13910 (-std): Move reference to standards closer to where language
13911 standards are first mentioned.
13913 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13915 PR rtl-optimization/34995
13916 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13917 parameter and return a bool. If the rtx parameter is nonnull,
13918 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13919 (find_reloads): Update call accordingly. Pass the new operand
13920 if it needed no address reloads, otherwise pass null.
13922 2008-01-30 Richard Henderson <rth@redhat.com>
13925 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13926 for unbounded arrays.
13928 2008-01-30 Silvius Rus <rus@google.com>
13930 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13932 2008-01-30 Jan Hubicka <jh@suse.cz>
13935 * i386.c (init_cumulative_args): Use real function declaration when
13938 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13940 PR rtl-optimization/34998
13941 * global.c (build_insn_chain): Treat non-subreg_lowpart
13942 SUBREGs of pseudos as clobbering all the words covered by the
13943 SUBREG, not just all the bytes.
13944 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13945 original df_ref rather than an extract parameter.
13946 (global_conflicts): Update call accordingly.
13948 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13950 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13951 the overflow check to make it easier to read.
13952 (__fixtfdi): Change the type of the ll member in union
13953 long_double to UDItype_x.
13955 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13957 PR middle-end/34969
13958 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13959 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13960 * tree-inline.c (fold_marked_statements): Call
13961 cgraph_update_edges_for_call_stmt if folding a call statement.
13962 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13963 debug_generic_stmt calls, reset it back afterwards.
13966 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13968 * c-typeck.c (build_external_ref): Don't pedwarn about
13969 static vars in current function's scope.
13971 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13973 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13975 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13978 * ipa-struct-reorg.c: Fix spelling.
13979 * params.def: Ditto.
13981 2008-01-29 Richard Guenther <rguenther@suse.de>
13983 PR middle-end/35006
13984 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13986 * tree-inline.c (remap_type): Increment remapping_type_depth
13987 around remapping types.
13988 (copy_body_r): Only add referenced variables if they are referenced
13989 from code, not types.
13991 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
14002 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
14003 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
14005 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
14008 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
14009 pointer for tiny stack.
14011 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
14013 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
14015 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
14017 * config/vx-common.h: Fix typo in comment.
14019 2008-01-28 Ian Lance Taylor <iant@google.com>
14023 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
14024 coalesce pointers if they have different DECL_NO_TBAA_P values.
14025 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
14026 between variables with different DECL_NO_TBAA_P values.
14028 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
14031 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
14032 are not legitimate small data references on SPE targets.
14034 2008-01-28 David Daney <ddaney@avtrex.com>
14036 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
14038 2008-01-28 David Daney <ddaney@avtrex.com>
14040 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
14042 2008-01-27 Joseph Myers <joseph@codesourcery.com>
14044 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
14045 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
14046 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
14047 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
14048 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14049 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
14050 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
14051 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
14053 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14055 * basic-block.h (condjump_equiv_p): Fix comment.
14057 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14059 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
14060 print_generic_stmt_indented): Fix comment.
14062 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14064 * configure.ac (__stack_chk_fail): Add detecion for availability
14065 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
14066 * configure: Regenerate.
14068 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
14070 PR middle-end/34688
14071 * final.c (output_addr_const): Handle TRUNCATE.
14073 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
14076 * tree-ssa-loop-ivopts.c (comp_cost): New type.
14077 (zero_cost, infinite_cost): New constants.
14078 (struct cost_pair): Change type of cost to comp_cost.
14079 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
14080 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
14082 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
14083 split_address_cost, ptr_difference_cost, difference_cost,
14084 get_computation_cost_at, get_computation_cost,
14085 determine_use_iv_cost_generic, determine_use_iv_cost_address,
14086 determine_use_iv_cost_condition, determine_use_iv_costs,
14087 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
14088 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
14089 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
14090 Change type of cost to comp_cost.
14091 (determine_iv_cost): Increase cost of non-original ivs, instead
14092 of decreasing the cost of original ones.
14093 (get_address_cost): Indicate the complexity of the addressing mode
14095 (try_add_cand_for): Prefer using ivs not specific to some object.
14096 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
14098 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
14099 Janis Johnson <janis187@us.ibm.com>
14102 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
14103 (TARGET_INSTANTIATE_DECLS): Likewise.
14104 * target.h (expand_to_rtl_hook): New target hook.
14105 (instantiate_decls): Likewise.
14106 * function.c (instantiate_decl): Make non-static. Rename to...
14107 (instantiate_decl_rtl): ... this.
14108 (instantiate_expr): Use instantiate_decl_rtl.
14109 (instantiate_decls_1): Likewise.
14110 (instantiate_decls): Likewise.
14111 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
14112 * function.h (instantiate_decl_rtl): Add prototype.
14113 * cfgexpand.c (target.h): New include.
14114 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
14115 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
14116 (TARGET_INSTANTIATE_DECLS): Likewise.
14117 (TARGET_INITIALIZER): New target hooks added.
14118 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
14120 * config/rs6000/rs6000.c (tree-flow.h): New include.
14121 (machine_function): Add sdmode_stack_slot field.
14122 (rs6000_alloc_sdmode_stack_slot): New function.
14123 (rs6000_instantiate_decls): Likewise.
14124 (rs6000_secondary_memory_needed_rtx): Likewise.
14125 (rs6000_check_sdmode): Likewise.
14126 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
14127 (TARGET_INSTANTIATE_DECLS): Likewise.
14128 (rs6000_hard_regno_mode_ok): Allow SDmode.
14129 (num_insns_constant): Likewise. Handle _Decimal32 constants.
14130 (rs6000_emit_move): Handle SDmode.
14131 (function_arg_advance): Likewise.
14132 (function_arg): Likewise.
14133 (rs6000_gimplify_va_arg): Likewise. Add special handling of
14134 SDmode var args for 32-bit compiles.
14135 (rs6000_secondary_reload_class): Handle SDmode.
14136 (rs6000_output_function_epilogue): Likewise.
14137 (rs6000_function_value): Simplify if statement.
14138 (rs6000_libcall_value): Likewise.
14139 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
14140 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
14141 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
14142 (movsd_hardfloat): New define_insn.
14143 (movsd_softfloat): Likewise.
14144 (movsd_store): Likewise.
14145 (movsd_load): Likewise.
14146 (extendsddd2): Likewise.
14147 (extendsdtd2): Likewise.
14148 (truncddsd2): Likewise.
14149 (movdd_hardfloat64): Fixup comment.
14150 (UNSPEC_MOVSD_LOAD): New constant.
14151 (UNSPEC_MOVSD_STORE): Likewise.
14153 2008-01-26 Jakub Jelinek <jakub@redhat.com>
14156 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
14158 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
14159 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
14160 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
14161 and TRUTH_XOR_EXPR.
14163 2008-01-26 David Edelsohn <edelsohn@gnu.org>
14166 * config.gcc: Separate AIX 5.3 from AIX 6.1.
14167 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14168 __LONGDOUBLE128 too.
14169 * config/rs6000/aix61.h: New file.
14171 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
14173 PR rtl-optimization/34959
14174 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
14175 popcount and parity rtxes the same mode as their operand.
14176 Truncate or extend the result to the return value's mode
14179 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
14182 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
14183 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
14184 to GOT_VERSION_REGNUM.
14185 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
14186 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
14187 * config/mips/mips.c (mips_emit_call_insn): New function.
14188 (mips_call_tls_get_addr): Call mips_expand_call directly.
14189 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
14191 (mips16_build_call_stub): Likewise. Return the call insn or null.
14192 (mips_expand_call): Update the call to mips16_build_call_stub
14193 accordingly and a remove redundant condition. Assert that MIPS16
14194 stubs do not use lazy binding. Use mips_emit_call_insn and return
14196 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
14198 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
14199 (mips_avoid_hazard): Remove hazard_set handling.
14200 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
14201 (UNSPEC_RESTORE_GP): ...this.
14202 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
14203 (FAKE_CALL_REGNO): Rename to...
14204 (GOT_VERSION_REGNUM): ...this.
14205 (type): Add "ghost" value. Add an associated insn reservation.
14206 (hazard_set): Remove.
14207 (exception_receiver): Rename to...
14208 (restore_gp): ...this and update the unspec identifier accordingly.
14209 (exception_receiver, nonlocal_got_receiver): New expanders.
14210 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
14211 FAKE_CALL_REGNO. Remove hazard_set attribute.
14212 (set_got_version, update_got_version): New patterns.
14214 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
14217 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
14219 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14222 * doc/install.texi2html: Generate gcc-vers.texi.
14224 2008-01-25 DJ Delorie <dj@redhat.com>
14226 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14228 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14230 * config/c4x: Remove directory.
14231 * config.gcc (crx-*, mt-*): Mark obsolete.
14232 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
14233 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
14234 sh-*-rtemscoff*): Remove cases.
14235 * defaults.h (C4X_FLOAT_FORMAT): Remove.
14236 * real.c (encode_c4x_single, decode_c4x_single,
14237 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
14238 c4x_extended_format): Remove.
14239 * real.h (c4x_single_format, c4x_extended_format): Remove.
14240 * doc/extend.texi (interrupt, naked): Remove mention of attributes
14242 (Pragmas): Remove comment about c4x pragmas.
14243 * doc/install.texi (c4x): Remove target-specific instructions.
14244 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
14245 * doc/md.texi (Machine Constraints): Remove C4x documentation.
14246 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
14247 refer to C4x source files as examples.
14248 (C4X_FLOAT_FORMAT): Remove documentation.
14250 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
14252 * config/bfin/bfin.c (override_options): Reorder tests so that
14253 flag_pic gets enabled for -msep-data.
14255 2008-01-25 Richard Guenther <rguenther@suse.de>
14257 PR middle-end/32244
14258 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
14259 to its bitfield precision if required.
14261 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14263 PR middle-end/33880
14264 * tree-nested.c (walk_omp_for): New function.
14265 (convert_nonlocal_reference, convert_local_reference): Call
14266 walk_omp_for on OMP_FOR.
14267 (convert_call_expr): Call walk_body on OMP_FOR's
14268 OMP_FOR_PRE_INIT_BODY.
14270 2008-01-25 Richard Guenther <rguenther@suse.de>
14272 PR tree-optimization/34966
14273 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
14274 default defs and PHI_NODEs we have to insert after the
14275 defining statement.
14277 2008-01-24 Nick Clifton <nickc@redhat.com>
14279 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
14280 Provide a default definition.
14281 (LIBGCC2_UNITS_PER_WORD): Likewise.
14283 * config/stormy16/stormy16.c: Include df.h for the prototype
14284 for df_regs_ever_live_p.
14285 (xstormy16_expand_builtin_va_start): Convert the stack offset
14286 into a component_ref and then use POINTER_PLUS_EXPR to add it
14287 to the incoming_virtual_args_rtx.
14288 (xstormy16_gimplify_va_arg_expr): Rename to
14289 xstormy16_gimplify_va_arg_expr.
14290 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
14291 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
14292 xstormy16_gimplify_va_arg_expr.
14293 Fix up some formatting issues.
14295 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
14296 Move to predicates.md.
14297 (xs_hi_general_operand): Likewise.
14298 (xs_hi_nonmemory_operand): Likewise.
14299 * config/stormy16/predicates.md:
14300 (xstormy16_carry_plus_operand): New predicate.
14301 (xs_hi_general_operand): New predicate.
14302 (xs_hi_nonmemory_operand): New predicate.
14303 * config/stormy16/stormy16-protos.h:
14304 (xstormy16_carry_plus_operand): Delete prototype.
14305 (xs_hi_general_operand): Likewise.
14306 (xs_hi_nonmemory_operand): Likewise.
14308 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
14309 modifiers as they are no longer needed and they can trigger
14310 reload spill failures.
14312 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
14313 with a match_operand in order to help reload.
14315 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
14316 constraint with 'e' for the 8th alternative as this version of
14317 the mov.w instruction only accepts the lower 8 registers.
14319 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
14322 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
14323 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
14326 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14328 PR middle-end/33333
14329 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
14331 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14333 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
14335 (remove_structure): Update allocations list before removing structure.
14337 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14339 * ipa-struct-reorg.c (is_safe_cond_expr,
14340 create_new_stmts_for_cond_expr): Use integer_zerop function,
14341 that recognize not only zero-pointer, but zero-integer too.
14343 2008-01-25 Ben Elliston <bje@au.ibm.com>
14346 * fixproto: Escape "." in sed expression that strips leading "./".
14348 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
14351 * gcc.c (SWITCH_OK): Removed.
14352 (SWITCH_LIVE): Changed to bit.
14353 (SWITCH_FALSE): Likewise.
14354 (SWITCH_IGNORE): Likewise.
14355 (switchstr): Change live_cond to unsigned int.
14356 (process_command): Replace SWITCH_OK with 0.
14357 (do_self_spec): Likewise.
14358 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
14359 (give_switch): Likewise.
14360 (used_arg): Likewise.
14361 (do_spec_1): Set the SWITCH_IGNORE bit.
14362 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
14363 bits. Set the SWITCH_LIVE bit.
14365 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14367 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
14369 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
14371 PR tree-optimization/34472
14372 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
14373 parameter to a "bool *" and set *DATA to false if there is
14374 an unsafe access. Do not delete the structure here.
14375 (check_cond_exprs): Delete it here instead.
14376 (check_cond_exprs, exclude_cold_structs): Do not increase
14377 I when removing a structure.
14379 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
14382 * config/i386/i386.c (ix86_expand_vector_init): Consider only
14383 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
14385 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
14387 PR middle-end/34934
14388 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
14389 a fixed vector for stack.
14391 2008-01-24 Ben Elliston <bje@au.ibm.com>
14394 * doc/gcc.texi (Software development): Add a direntry for g++.
14396 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
14398 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
14399 stale and straggling -fforce-addr comments above.
14401 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
14403 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
14404 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
14406 2008-01-23 Michael Matz <matz@suse.de>
14409 * dwarf2out.c (force_type_die): Use modified_type_die instead of
14412 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
14414 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
14415 malloc result type.
14417 2008-01-23 Anatoly Sokolov <aesok@post.ru>
14419 * config/avr/avr.c (avr_current_arch): New variable.
14420 (avr_arch_types): Add 'avr31' and 'avr51' entries.
14421 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
14422 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
14423 (avr_override_options): Init 'avr_current_arch'.
14424 (base_arch_s): Move from here...
14425 * config/avr/avr.h (base_arch_s): ... here. Add new members
14426 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
14427 'mega' to 'have_jmp_call'.
14428 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
14429 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
14431 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
14433 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14434 MULTILIB_MATCHES): (Ditto.).
14436 2008-01-23 Richard Guenther <rguenther@suse.de>
14438 PR middle-end/31529
14439 * cgraphunit.c (cgraph_reset_node): Always mark the node
14440 not reachable if it is not queued already.
14442 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
14444 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
14445 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
14446 (cputype_selected): New static variable.
14447 (bfin_handle_option): Set it if -mcpu is used.
14448 (override_option): Select default set of workarounds if no cpu type
14449 selected on the command line.
14450 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
14452 From Michael Frysinger <michael.frysinger@analog.com>
14453 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
14454 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
14456 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
14457 for bf547, bf523, bf524, and bf526.
14458 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
14460 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14461 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
14462 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
14463 __ADSPBF547__ and __ADSPBF54x__ for bf547.
14464 * doc/invoke.texi (Blackfin Options): Document that
14465 -mcpu now accept bf547, bf523, bf524, and bf526.
14467 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
14469 PR rtl-optimization/34628
14470 * combine.c (try_combine): Stop and undo after the first combination
14471 if an autoincrement side-effect on the first insn has effectively
14474 2008-01-22 David Edelsohn <edelsohn@gnu.org>
14477 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
14478 Offset addresses are not valid for Altivec or paired float modes.
14480 2008-01-22 Jakub Jelinek <jakub@redhat.com>
14483 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
14484 if DECL_INITIAL (decl) is error_mark_node.
14487 * c-common.c (handle_vector_size_attribute): Only allow
14488 integral, scalar float and fixed point types. Handle OFFSET_TYPE
14489 the same way as pointer, array etc. types.
14490 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
14493 * tree.c (build_type_attribute_qual_variant): Call
14494 build_qualified_type if attributes are equal, but quals are not.
14496 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14499 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
14500 * flags.h (warn_strict_aliasing): Remove.
14501 (warn_strict_overflow): Remove.
14502 * opts.c (warn_strict_aliasing): Remove.
14503 (warn_strict_overflow): Remove.
14504 * c-opts.c (c_common_handle_option): -Wall only sets
14505 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
14506 (c_common_post_options): Give default values to -Wstrict-aliasing
14507 and -Wstrict-overflow if they are uninitialized.
14508 * common.opt (Wstrict-aliasing): Specify Var and Init.
14509 (Wstrict-overflow): Likewise.
14511 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14513 PR rtl-optimization/26854
14514 PR rtl-optimization/34400
14515 PR rtl-optimization/34884
14516 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
14518 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
14519 (df_rd_bb_info.expanded_lr_out): Deleted
14520 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
14521 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
14522 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14523 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14524 Removed code to allocate, initialize or free expanded_lr_out.
14525 (df_rd_bb_local_compute_process_def): Restructured to make more
14527 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
14528 sets if the sets are being trimmed.
14530 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
14533 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
14534 (as_vers): Likewise.
14535 * configure: Regenerated.
14537 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14539 PR middle-end/33092
14540 * tree-pass.h (pass_build_alias): New pass.
14541 * tree-ssa-alias.c (gate_build_alias): New.
14542 (pass_build_alias): New.
14543 * passes.c (init_optimization_passes): Add pass_build_alias after
14544 pass_create_structure_vars.
14546 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
14548 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
14549 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
14550 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
14551 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
14552 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
14553 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
14554 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
14555 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
14556 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
14557 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14558 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14559 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14560 * config/s390/s390.md (FP_ALL): New mode iterator.
14561 (_d): New mode attribute.
14562 ("*signbit<mode>2>"): Changed mode of first operand.
14563 ("isinf<mode>2"): Changed mode of first operand.
14564 ("*TDC_insn"): Adaptation for DFP modes.
14566 2008-01-22 Ben Elliston <bje@au.ibm.com>
14568 * tree.c (check_qualified_type): Improve function description.
14570 2008-01-21 Jason Merrill <jason@redhat.com>
14573 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14574 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14577 2008-01-21 DJ Delorie <dj@redhat.com>
14579 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14582 2008-01-21 Richard Guenther <rguenther@suse.de>
14584 PR middle-end/34856
14585 * tree-cfg.c (verify_expr): Allow all invariant expressions
14586 instead of just constant class ones as reference argument.
14587 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14588 like any other constant.
14589 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14591 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14593 * regmove.c (fixup_match_1): Update call crossed frequencies.
14595 2008-01-21 Richard Guenther <rguenther@suse.de>
14598 * tree-inline.c (setup_one_parameter): Deal with mismatched
14599 types using a VIEW_CONVERT_EXPR.
14601 2008-01-21 Alon Dayan <alond@il.ibm.com>
14602 Olga Golovanevsky <olga@il.ibm.com>
14604 PR tree-optimization/34701
14605 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14606 when the structure size is not a power of 2.
14608 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14610 * doc/install.texi: Add doc for --enable-checking=df.
14612 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14614 PR rtl-optimization/34808
14615 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14617 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14619 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14622 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14624 PR rtl-optimization/26854
14625 PR rtl-optimization/34400
14626 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14628 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14629 (df_rd_bb_info.expanded_lr_out): New.
14630 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14631 * loop_iv.c (iv_analysis_loop_init): Ditto.
14632 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14633 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14634 Added code to allocate, initialize or free expanded_lr_out.
14635 (df_rd_bb_local_compute_process_def): Restructured to make
14636 more understandable.
14637 (df_rd_confluence_n): Add code to do nothing with fake edges and
14638 code to no apply invalidate_by_call sets if the sets are being trimmed.
14639 (df_lr_local_finalize): Renamed to df_lr_finalize.
14640 (df_live_local_finalize): Renamed to df_live_finalize.
14642 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14645 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14646 deciding whether to use reciprocal instructions.
14648 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14650 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14651 dwarf2out_note_section_used if cold_text_section is NULL.
14653 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14655 PR gcov-profile/34610
14656 * tree-cfg.c (make_edges): Mark both outgoing edges from
14657 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14658 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14659 from OMP_FOR and OMP_CONTINUE outgoing edges.
14661 * tree-profile.c (tree_profiling): Return early if
14662 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14664 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14665 from cfun to child_cfun.
14666 * function.h (struct function): Add after_tree_profile bit.
14668 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14670 * config/avr/avr.S (_exit): Disable interrupt.
14672 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14673 Steven Bosscher <stevenb.gcc@gmail.com>
14675 PR rtl-optimization/26854
14676 PR rtl-optimization/34400
14677 * df-problems.c (df_live_scratch): New scratch bitmap.
14678 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14679 (df_live_reset): Clear the proper bitmaps.
14680 (df_live_bb_local_compute): Only process the artificial defs once
14681 since the order is not important.
14682 (df_live_init): Init the df_live sets only with the variables
14683 found live by df_lr.
14684 (df_live_transfer_function): Use the df_lr sets to prune the
14685 df_live sets as they are being computed.
14686 (df_live_free): Free df_live_scratch.
14688 2008-01-18 Ian Lance Taylor <iant@google.com>
14690 * common.opt: Add fmerge-debug-strings.
14691 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14692 flag_merge_debug_strings rather than flag_merge_constants.
14693 * doc/invoke.texi (Option Summary): Mention
14694 -fmerge-debug-strings.
14695 (Debugging Options): Document -fmerge-debug-strings.
14697 2008-01-18 Ian Lance Taylor <iant@google.com>
14700 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14701 (struct tree_function_decl): Add new field operator_new_flag.
14702 * tree-inline.c (expand_call_inline): When inlining a call to
14703 operator new, force the return value to go into a variable, and
14704 set DECL_NO_TBAA_P on that variable.
14705 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14707 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14710 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14711 DWARF2_DEBUGGING_INFO.
14712 (dwarf2out_note_section_used): Ditto. Add prototype.
14713 (have_multiple_function_sections, text_section_used,
14714 cold_text_section_used, *cold_text_sections): Move declarations
14717 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14719 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14720 field and add signal_ra.
14721 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14722 assignments to frame state pc. Move end of stack check after
14723 MD_FALLBACK_FRAME_STATE_FOR.
14724 (uw_update_context_1): Use frame state signal_regs if set, instead
14725 of checking signal_frame flag.
14726 (uw_update_context): Use frame state signal_ra if set.
14727 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14728 * config/xtensa/linux-unwind.h: New file.
14730 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14732 * modulo-sched.c (get_sched_window): Fix comment typo.
14734 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14736 PR tree-optimization/34648
14737 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14739 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14741 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14742 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14744 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14746 PR rtl-optimization/34400
14747 * df-core.c (df_worklist_dataflow_overeager,
14748 df_worklist_dataflow_doublequeue): New functions.
14749 (df_worklist_dataflow): Two different worklist solvers.
14750 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14753 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14756 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14757 and ftree-parallelize-loops.
14759 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14761 PR rtl-optimization/34826
14762 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14764 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14766 * global.c (find_reg): Mark the eh regs as used if necessary.
14767 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14768 * ra.h (struct allocno): no_eh_reg field added. Changed
14769 no_stack_reg type to bitfield.
14771 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14773 * tree.c (substitute_in_expr): Add missing 'break'.
14775 2008-01-17 Richard Guenther <rguenther@suse.de>
14777 PR tree-optimization/34825
14778 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14779 x / x as division to handle.
14781 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14783 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14784 "-pthread" is specified.
14785 * pa-hpux11.h (LIB_SPEC): Likewise.
14787 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14788 Peter Bergner <bergner@vnet.ibm.com>
14790 PR rtl-optimization/33796
14791 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14793 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14795 PR libgfortran/34699
14796 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14798 * pa-hpux10.h (LINK_SPEC): Likewise.
14799 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14801 2008-01-16 Richard Guenther <rguenther@suse.de>
14803 PR middle-end/32628
14804 * fold-const.c (fold_convert_const_int_from_int): Do not
14805 set overflow if that occured only because of a sign extension
14806 change when converting from/to a sizetype with the same
14807 precision and signedness.
14809 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14812 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14813 location address to the correct place. Update copyright year.
14815 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14817 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14818 no dependences in the dependence_relations vector.
14820 2008-01-16 Jan Hubicka <jh@suse.cz>
14822 PR rtl-optimization/31396
14823 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14824 * cfg.c (dump_reg_info): Print it.
14825 * regs.h (struct reg_info_t): add freq_calls_crossed.
14826 (REG_FREQ_CALLS_CROSSED): New macro.
14827 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14828 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14829 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14830 regmove_optimize): Update call crossed frequencies.
14831 * local-alloc.c (struct qty): Add freq_calls_crossed.
14832 (alloc_qty): Copute freq_calls_crossed.
14833 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14834 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14835 * ra.h (struct allocno): Add freq_calls_crossed.
14837 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14839 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14840 libgomp when compiling with ftree-parallelize-loops.
14841 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14843 2008-01-16 Richard Guenther <rguenther@suse.de>
14845 PR tree-optimization/34769
14846 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14847 * tree.c (int_cst_value): Instead make this function more
14848 permissive in what it accepts as valid input. Document this
14849 function always sign-extends the value.
14851 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14852 Richard Guenther <rguenther@suse.de>
14855 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14856 (gimple_fold_indirect_ref_rhs): ... this.
14857 (gimple_fold_indirect_ref): New function with foldings
14858 that preserve lvalueness.
14859 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14860 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14861 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14862 to fold an INDIRECT_REF, fall back to the old use of
14863 fold_indirect_ref_1.
14865 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14867 * tree-data-ref.c (subscript_dependence_tester_1): Call
14868 free_conflict_function.
14869 (compute_self_dependence): Same.
14871 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14874 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14875 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14877 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14878 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14879 for DWARF2_UNWIND_INFO targets.
14881 2008-01-16 Richard Guenther <rguenther@suse.de>
14884 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14885 type qualifiers for function types.
14887 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14889 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14890 loop_iterator li from previous commit.
14892 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14894 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14896 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14898 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14899 (parallelize_loops): Don't parallelize irreducible components.
14901 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14904 * c-opts (c_common_post_options): Do not enable CPP
14905 flag_pedantic_errors by default.
14907 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14909 PR rtl-optimization/31944
14910 * cse.c (remove_pseudo_from_table): New function.
14911 (merge_equiv_classes): Use above function to remove pseudo-registers.
14912 (invalidate): Likewise.
14914 2008-01-13 Richard Guenther <rguenther@suse.de>
14916 PR middle-end/34601
14917 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14918 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14920 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14922 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14923 validate_change to unshare the source of the PC set.
14925 2008-01-12 Jan Hubicka <jh@suse.cz>
14927 PR middle-end/32135
14928 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14929 references above array bounds. This might trigger bounds checks for
14930 pointers to arrays.
14932 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14934 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14935 new_replaceable_dependencies.
14937 2008-01-12 Doug Kwan <dougkwan@google.com>
14939 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14940 instead of OPT_Wreturn_type in warning due to ignored return type
14942 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14943 options included in -Wextra.
14944 * c.opt: New option -Wignored_qualifiers.
14945 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14946 -Wignore_qualifiers.
14947 (-Wignored-qualifiers): Document.
14948 (-Wreturn-type): Remove description of functionality now handled
14949 by -Wignored-qualifiers.
14951 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14954 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14955 NOP_EXPR if it is between integral types with the same precision.
14957 2008-01-12 Jan Hubicka <jh@suse.cz>
14960 * invoke.texi (max-inline-recursive-depth): Fix default value.
14962 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14964 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14967 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14969 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14971 2008-01-11 James E. Wilson <wilson@specifix.com>
14974 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14976 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14978 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14979 save/restore frame pointer register and don't use 'call-prologues'
14980 optimization in function with "OS_task" attribute.
14982 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14984 PR middle-end/31309
14985 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14986 when copying to memory.
14988 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14990 PR rtl-optimization/30905
14991 * cfgcleanup.c: Include dce.h
14992 (crossjumps_occured): New global variable.
14993 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14994 If something changed, set crossjumps_occured to true.
14995 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14996 Don't add/remove fake edges to exit here...
14997 (cleanup_cfg): ...but do it here, when crossjumping.
14998 Run a fast DCE when successful crossjumps occured in the latest
14999 iteration of try_optimize_cfg.
15001 2008-01-11 Richard Guenther <rguenther@suse.de>
15003 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
15004 (struct vn_unary_op_s): Likewise.
15005 (vn_reference_insert): Free old reference on hash collision.
15007 2008-01-10 Raksit Ashok <raksit@google.com>
15009 PR rtl-optimization/27971
15010 * combine.c (find_split_point): Split PLUS expressions which are
15011 inside a MEM rtx, and whose first operand is complex.
15013 2008-01-10 DJ Delorie <dj@redhat.com>
15015 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
15016 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
15017 (m32c_hard_regno_ok): Call the underlying function.
15019 2008-01-10 Richard Guenther <rguenther@suse.de>
15021 PR middle-end/34683
15022 * tree-cfg.c (tree_merge_blocks): Do not go through the
15023 full-blown folding and stmt updating path if we just deal
15024 with virtual operands.
15025 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
15026 test for abnormal SSA_NAMEs.
15028 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
15030 PR middle-end/34641
15031 * reload.c (push_reload): Add assertions. All constants from
15032 reg_equiv_constant should have been used for replacing the respective
15034 (find_reloads_address): Invoke find_reloads_address_part for
15035 constant taken from the reg_equiv_constant array.
15037 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
15039 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
15040 field (valnum) the first in the struct. Replace bools with
15043 2008-01-10 Richard Guenther <rguenther@suse.de>
15045 PR tree-optimization/34651
15046 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
15047 types and ordering for masking and converting.
15049 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
15051 PR tree-optimization/34017
15052 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
15053 also for PHI_NODE expressions.
15055 2008-01-09 Jan Hubicka <jh@suse.cz>
15057 PR tree-optimization/34708
15058 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
15059 based on number of case labels.
15060 (init_inline_once): Remove switch_cost.
15061 * tree-inline.h (eni_weights_d): Remove switch_cost.
15063 2008-01-09 Richard Guenther <rguenther@suse.de>
15064 Andrew Pinski <andrew_pinski@playstation.sony.com>
15066 PR middle-end/30132
15067 * gimplify.c (gimplify_cond_expr): Do not create an addressable
15068 temporary if an rvalue is ok or an lvalue is not required.
15070 2008-01-09 Richard Guenther <rguenther@suse.de>
15072 PR middle-end/34458
15073 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
15074 adjust return type.
15076 2008-01-09 Richard Guenther <rguenther@suse.de>
15078 PR middle-end/34679
15079 * tree.c (host_integerp): Check for sizetype only if the
15080 type is an integer type.
15082 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
15085 * opts.c (decode_options): Disable inlining of functions called
15086 once if not in unit-at-a-time mode.
15088 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
15090 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
15092 2008-01-08 Richard Guenther <rguenther@suse.de>
15094 PR middle-end/31863
15095 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
15096 out early if the result will be unused.
15098 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
15103 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15104 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15107 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
15109 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
15110 for vectorization tuned.
15112 2008-01-08 Richard Guenther <rguenther@suse.de>
15114 PR tree-optimization/34683
15115 * tree-ssa-operands.c (operand_build_cmp): Export.
15116 * tree-ssa-operands.h (operand_build_cmp): Declare.
15117 * tree-vn.c (vuses_compare): Remove.
15118 (sort_vuses): Use operand_build_cmp.
15119 (sort_vuses_heap): Likewise.
15120 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
15121 to re-use old VEC if available. Do not sort already sorted VUSEs.
15122 (vdefs_to_vec): Do not sort already sorted VDEFs.
15124 2008-01-08 Jakub Jelinek <jakub@redhat.com>
15126 PR middle-end/34694
15127 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
15129 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
15132 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
15133 limitations of reciprocal sequences on x86 targets.
15135 2008-01-08 Richard Guenther <rguenther@suse.de>
15137 PR tree-optimization/34683
15138 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
15140 2008-01-07 Jakub Jelinek <jakub@redhat.com>
15143 * config/darwin.c (darwin_mergeable_string_section): Don't use
15144 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
15146 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
15149 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
15150 negxf2. Macroize expander using X87MODEF mode iterator. Change
15151 predicates of op0 and op1 to register_operand.
15152 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
15153 expander using X87MODEF mode iterator. Change predicates of
15154 op0 and op1 to register_operand.
15155 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
15156 corresponding patterns and macroize using MODEF macro. Change
15157 predicates of op0 and op1 to register_operand and remove
15158 "m" constraint. Disparage "r" alternative with "!".
15159 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
15160 macroize using X87MODEF macro. Change predicates of op0 and op1
15161 to register_operand and remove "m" constraint. Disparage "r"
15162 alternative with "!".
15163 (absneg splitter with memory operands): Remove.
15164 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
15165 patterns and macroize using X87MODEF mode iterator.
15166 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
15167 Change predicate of op1 to register_operand.
15168 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
15169 for memory operands.
15171 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
15173 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
15175 2008-01-07 Richard Guenther <rguenther@suse.de>
15177 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
15180 2008-01-07 Richard Guenther <rguenther@suse.de>
15182 PR tree-optimization/34683
15183 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
15184 VOPs of the needed size to save memory. Use VEC_quick_push
15185 to save compile-time.
15186 (vdefs_to_vec): Likewise.
15188 2008-01-07 Sa Liu <saliu@de.ibm.com>
15190 * config/spu/spu.md (divdf3): Genetate inline code for double
15191 division. The implementation doesn't handle INF or NAN, therefore it
15192 only applies when -ffinite-math-only is given.
15194 2008-01-06 Paolo Carlini <pcarlini@suse.de>
15197 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
15198 * doc/cpp.texi ([Common Predefined Macros]): Document.
15200 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
15202 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
15203 order to use commutative addition instead of subtraction.
15205 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15206 Mircea Namolaru <namolaru@il.ibm.com>
15207 Vladimir Yanovsky <yanov@il.ibm.com>
15208 Revital Eres <eres@il.ibm.com>
15210 PR tree-optimization/34263
15211 * tree-outof-ssa.c (process_single_block_loop_latch,
15212 contains_tree_r): New functions.
15213 (analyze_edges_for_bb): Call process_single_block_loop_latch
15214 function to empty single-basic-block latch block if possible.
15216 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15218 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15220 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
15222 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15224 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
15226 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15228 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
15230 2008-01-05 Jakub Jelinek <jakub@redhat.com>
15232 PR tree-optimization/34618
15233 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
15236 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15239 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
15240 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
15241 Update copyright year.
15243 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
15244 Update copyright year.
15245 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
15248 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
15250 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
15251 edge does not point to current bb before changing need_assert.
15253 2008-01-04 Richard Guenther <rguenther@suse.de>
15255 PR middle-end/34029
15256 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
15257 for verifying purposes if they are is_gimple_min_invariant.
15259 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
15261 PR tree-optimization/34448
15262 PR tree-optimization/34465
15263 * gimplify.c (gimplify_init_constructor): Add new parameter
15264 notify_temp_creation. Use it.
15265 (gimplify_modify_expr_rhs): Take volatiles into account when
15266 optimizing constructors.
15267 Do not optimize constructors if gimplify_init_constructor will dump to
15269 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
15270 * gcc.c-torture/compile/pr34448.c: New.
15272 2008-01-04 Jakub Jelinek <jakub@redhat.com>
15274 PR gcov-profile/34609
15275 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
15276 return_slot if result is TREE_ADDRESSABLE.
15278 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
15280 * config/mips/mips.md (sqrt_condition): Tweak comment.
15281 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
15283 2008-01-03 Tom Tromey <tromey@redhat.com>
15286 * c-common.c (c_type_hash): Handle VLAs.
15288 2008-01-03 Jan Hubicka <jh@suse.cz>
15290 PR tree-optimization/31081
15291 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
15292 0 when inlining and not inlining to first basic block.
15293 (remap_decl): When var is initialized to 0, don't set default_def.
15294 (expand_call_inline): Set entry_bb.
15295 * tree-inline.h (copy_body_data): Add entry_bb.
15297 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15300 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
15303 PR tree-optimization/29484
15304 * tree-inline.c (inline_forbidden_p_2): New function.
15305 (inline_forbidden_p): Disallow inlining if some static var
15306 has an address of a local LABEL_DECL in its initializer.
15307 * doc/extend.texi (Labels as Values): Document &&foo behaviour
15310 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
15312 PR tree-optimization/34635
15313 * tree-data-ref.c (add_other_self_distances): Make sure that the
15314 evolution step is constant.
15316 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15318 PR middle-end/34608
15319 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
15321 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
15323 * tree-sra.c (scalarize_init): Insert the generate_element_init
15324 statements after the generate_element_zero statements.
15326 2008-01-02 Richard Guenther <rguenther@suse.de>
15328 PR middle-end/34093
15329 PR middle-end/31976
15330 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
15331 for very large number of operands instead of ICEing.
15333 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
15336 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
15337 while stack probing.
15339 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
15341 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
15344 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
15346 PR libmudflap/26442
15347 * tree-mudflap.c (mx_register_decls): Guard warning by
15348 !DECL_ARTIFICIAL check.
15350 2008-01-01 Jakub Jelinek <jakub@redhat.com>
15352 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
15353 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
15354 sse5_perm<mode>): Fix constraints.