1 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
4 * recog.c (asm_operand_ok): Change the order of the extra
5 memory constraint checks.
7 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10 * tree-switch-conversion.c (build_one_array): Call
11 varpool_mark_needed_node and varpool_finalize_decl
12 instead of assemble_variable.
14 2008-07-19 Jan Hubicka <jh@suse.cz>
16 * cgraph.c (cgraph_add_new_function): Do early local passes.
17 * tree-nrv.c (gate_pass_return_slot): New gate.
18 (pass_nrv): Add the gate.
19 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
21 (coalesce_ssa_name): Coalesce SSA names.
22 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
23 not optimizing so unused user vars remains visible.
24 * common.opt (flag_tree_ter): Always enable by default.
25 * tree-ssa-ter.c: Include flags.h
26 (is_replaceable_p): Check that locations match; when aliasing is missing
27 be conservative about loads.
28 * tree-optimize.c (gate_init_datastructures): Remove.
29 (pass_init_datastructures): New.
30 * passes.c: Reorder passes so we always go into SSA.
32 2008-07-19 Jan Hubicka <jh@suse.cz>
34 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
35 * doc/invoke.texi (--combine): Likewise.
36 (-finline-functions-called-once): Update levels when enabled.
37 (-funit-at-a-time): Document new behaviour.
38 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
39 -fno-section-anchors when disabled explicitly.
40 (inline params): They are not ignored now.
41 (precompiled headers): Remove unit-at-a-time as being incompatible.
42 * opts.c (decode_options): Handle unit-at-a-time as alias;
43 imply -fno-section-anchors when toplevel reorder is disabled
45 * common.opt (ftoplevel-reorder): Set default value to 2.
46 (funit-at-a-time): Set default value to 1.
47 * config/rs6000/rs6000.c (optimization_options): Set section anchors
50 2008-07-19 Jan Hubicka <jh@suse.cz>
52 * builtins.c (expand_builtin_int_roundingfn,
53 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
56 2008-07-19 Richard Guenther <rguenther@suse.de>
59 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
60 * tree-ssa-sccvn.c (get_constant_value_id): New function.
61 * tree-ssa-pre.c (get_expr_value_id): For newly created
62 constant value-ids make sure to add the expression to its
65 2008-07-19 Jakub Jelinek <jakub@redhat.com>
68 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
69 return value of the builtin is ignored.
71 2008-07-19 Olivier Hainque <hainque@adacore.com>
73 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
74 bits, a C conformant malloc implementation has to provide.
75 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
77 2008-07-19 Joseph Myers <joseph@codesourcery.com>
81 * reload.c (find_reloads_subreg_address): Only reload address if
82 reloaded == 0, not for reloaded != 1.
85 2008-07-16 Joseph Myers <joseph@codesourcery.com>
86 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
87 (m32c_legitimate_address_p): Handle "++rii" addresses created by
88 m32c_legitimize_reload_address.
90 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
91 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
92 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
94 2008-07-19 Olivier Hainque <hainque@adacore.com>
96 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
97 argument, saying whether nested array are to be collapsed
98 into a single array type DIE with multiple subscripts.
99 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
100 issues, centralize the nested array types collapsing control and
101 disable the transformation for Ada.
103 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
106 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
108 (x86_64_shift_adj_2): New expander.
109 (x86_64_shift_adj_3): Ditto.
110 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
111 to split TImode operands.
112 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
113 (ix86_split_lshr): Ditto.
115 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
117 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
119 * c-typeck.c (digest_init): Support char16_t and char32_t.
120 (set_nonincremental_init_from_string): Idem.
122 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
125 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
126 PREFERRED_STACK_BOUNDARY.
127 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
129 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
132 * function.c (locate_and_pad_parm): Cap boundary earlier.
134 2008-07-17 Julian Brown <julian@codesourcery.com>
136 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
137 no-op for targets which don't use DLLs.
139 2008-07-17 Martin Jambor <mjambor@suse.cz>
141 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
142 that nodes are relevant by examining the node->analyzed flag.
143 (ipcp_init_stage): Check which nodes are relevant, assert that the
144 relevant ones are also required.
145 (ipcp_propagate_stage): Check on the side arrays are properly
147 (ipcp_print_all_jump_functions): Make sure not to touch any node
148 that is not analyzed or an edge that does not have a corresponding
149 entry in the on-the-side vectors.
150 (ipcp_function_scale_print): Likewise.
151 (ipcp_update_callgraph): Check that the node is relevant.
152 (ipcp_insert_stage): Check that the node is relevant. Check there is
153 an info for every node and edge.
154 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
155 (ipa_print_all_tree_maps): Likewise and a new variable info.
156 (ipa_print_all_params_modified): Likewise.
157 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
159 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
162 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
164 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
166 PR rtl-optimization/36753
167 * fwprop.c (use_killed_between): Don't shortcut
168 single-definition global registers.
170 2008-07-16 Jan Hubicka <jh@suse.cz>
172 * cgraph.h (varpool_empty_needed_queue): Declare.
173 * cgraphunit.c (output_in_order): Mark all variables as needed;
175 * varpool.c (varpool_assemble_node): Update debug queue.
176 (varpool_assemble_pending_decls): Don't do it here.
177 (varpool_empty_needed_queue): New function.
179 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
181 * recog.c (peephole2_optimize): Fix formatting.
183 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
185 * c-pch.c (get_ident): Avoid C++ keywords.
186 * combine-stack-adj.c (single_set_for_csa): Likewise.
187 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
188 output_asm_insn): Likewise.
189 * reload.c (push_secondary_reload, find_reusable_reload,
190 push_reload, combine_reloads, find_reloads,
191 debug_reload_to_stream): Likewise.
192 * reload.h (struct reload): Likewise.
193 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
194 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
195 emit_output_reload_insns): Likewise.
196 * targhooks.c (default_secondary_reload): Likewise.
197 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
199 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
201 * recog.c (validate_change_1, validate_change,
202 validate_unshare_change, validate_replace_rtx_1, struct
203 funny_match, constrain_operands, peephole2_optimize): Avoid C++
205 * reload.c (push_secondary_reload, secondary_reload_class,
206 scratch_reload_class, find_valid_class, find_reusable_reload,
207 push_reload, find_dummy_reload, find_reloads_address_1,
208 find_reloads_address_part, find_equiv_reg): Likewise.
209 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
210 choose_reload_regs): Likewise.
211 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
213 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
214 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
215 * sched-rgn.c (concat_INSN_LIST): Likewise.
216 * stor-layout.c (mode_for_size, mode_for_size_tree,
217 smallest_mode_for_size): Likewise.
219 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
221 * cfg.c (dump_reg_info): Avoid C++ keywords.
222 * dwarf2asm.c (dw2_force_const_mem,
223 dw2_asm_output_encoded_addr_rtx): Likewise.
224 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
225 * expmed.c (expand_shift): Likewise.
226 * global.c (find_reg): Likewise.
227 * graph.c (draw_edge): Likewise.
228 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
229 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
230 widen_clz, widen_bswap, expand_parity, expand_unop,
231 emit_cmp_and_jump_insn_1): Likewise.
232 * postreload.c (reload_cse_simplify_operands): Likewise.
233 * ra.h (add_neighbor): Likewise.
234 * reg-stack.c (remove_regno_note, change_stack): Likewise.
235 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
236 record_reg_classes, copy_cost, record_address_regs,
237 invalid_mode_change_p): Likewise.
238 * regrename.c (regrename_optimize, scan_rtx_reg,
239 dump_def_use_chain, find_oldest_value_reg,
240 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
242 2008-07-16 David Edelsohn <edelsohn@gnu.org>
244 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
245 MASK_POWERPC64 for power4 in previous commit.
247 2008-07-16 Olivier Hainque <hainque@adacore.com>
249 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
250 instead of bare conversion to cast const-ness away.
252 2008-07-16 Anatoly Sokolov <aesok@post.ru>
254 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
255 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
256 * config/xtensa/xtensa.c (xtensa_function_value): New function.
257 (TARGET_FUNCTION_VALUE): Define.
259 2008-07-16 David Edelsohn <edelsohn@gnu.org>
261 * config/rs6000/rs6000.c (processor_target_table): Add
262 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
264 2008-07-16 Joseph Myers <joseph@codesourcery.com>
267 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
268 (m32c_legitimate_address_p): Handle "++rii" addresses created by
269 m32c_legitimize_reload_address.
271 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
273 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
274 DECL_IN_SYSTEM_HEADER in sync.
276 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
278 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
279 * tree-ssa-pre.c (pre_expr_eq): Ditto
280 (get_constant_for_value_id): Take a type as an argument.
281 (fully_constant_expression): Pass in type.
282 (find_or_generate_expression): Short circuit constant case.
283 (create_expression_by_pieces): Remove special casing of
285 (do_regular_insertion): Short circuit constant case.
286 (do_partial_partial_insertion): Ditto.
288 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
291 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
293 2008-07-15 Bob Wilson <bob.wilson@acm.org>
295 * config/xtensa/libgcc-xtensa.ver: New file.
296 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
298 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
300 * df-problems.c (df_set_note): Avoid C++ keywords.
301 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
302 * dse.c (record_store, remove_useless_values): Likewise.
303 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
304 gen_reg_rtx_offset, operand_subword, change_address_1,
305 change_address, adjust_address_1, offset_address,
306 widen_memory_access, emit_copy_of_insn_after): Likewise.
307 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
308 * fwprop.c (should_replace_address, propagate_rtx_1,
309 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
311 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
312 gcse_emit_move_after, update_ld_motion_stores): Likewise.
313 * lcm.c (compute_insert_delete, pre_edge_lcm,
314 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
315 * lower-subreg.c (resolve_reg_notes): Likewise.
316 * mode-switching.c (optimize_mode_switching): Likewise.
318 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
320 * bt-load.c (add_btr_def, migrate_btr_def,
321 branch_target_load_optimize): Avoid C++ keywords.
322 * caller-save.c (insert_restore, insert_save, insert_one_insn):
324 * combine.c (subst, simplify_set, make_extraction,
325 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
326 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
327 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
329 2008-07-15 Richard Guenther <rguenther@suse.de>
332 * c-common.c (strict_aliasing_warning): Do not warn for
333 TYPE_REF_CAN_ALIAS_ALL pointers.
334 (c_common_get_alias_set): may_alias types are not special.
335 * tree.c (build_pointer_type_for_mode): Look up the may_alias
336 attribute and set can_ref_all accordingly.
337 (build_reference_type_for_mode): Likewise.
338 * doc/extend.texi (may_alias): Clarify.
340 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
343 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
344 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
346 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
349 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
350 gcc_assert, instead call output_operand_lossage.
352 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
354 * builtins.c (std_canonical_va_list): Treat structure based
357 2008-07-15 Ben Elliston <bje@au.ibm.com>
359 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
361 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
363 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
366 2008-07-14 Jan Hubicka <jh@suse.cz>
368 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
369 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
370 fix predicates and constraints.
371 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
372 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
374 2008-07-14 Doug Kwan <dougkwan@google.com>
376 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
377 additional option file arm/eabi.opt.
378 * config/arm/eabi.h (File): New configuration file for EABI targets.
379 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
380 SUBSUBTARGET_EXTRA_SPECS.
381 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
382 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
383 from STARTFILE_SPEC so that it can be referenced in an override.
384 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
385 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
386 can be referenced in an override.
387 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
388 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
389 so that it can be referenced in an override.
390 (LINK_SPEC): Use BPABI_LINK_SPEC.
391 * config/arm/eabi.opt (File): New.
393 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
395 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
396 (FIXED_VALUE_H): New variable.
397 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
398 input.h, fixed-value.h.
399 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
400 (BASIC_BLOCK_H): Use $(BITMAP_H).
401 (FUNCTION_H): Add varray.h.
402 (IPA_REFERENCE_H): Use $(BITMAP_H).
403 (CGRAPH_H): Add $(BASIC_BLOCK_H).
404 (DF_H): Use $(BITMAP_H).
405 (GGC_H): Add statistics.h.
407 (INSN_ATTR_H): Use it.
408 (SYSTEM_H): Add safe-ctype.h, filenames.h.
410 (SYMTAB_H): Add $(OBSTACK_H).
411 (CPP_INTERNAL_H): New.
412 (TREE_DUMP_H): Add tree-pass.h.
413 (TREE_FLOW_H): Use $(BITMAP_H)
414 (PRETTY_PRINT_H): Use $(INPUT_H).
415 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
418 (many object files): Fix lots of header dependencies throughout.
420 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
422 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
424 (s-gtyp-input): Use them to write tmp-gi.list.
425 (echo_to_gi.list): Remove.
427 2008-07-14 Richard Guenther <rguenther@suse.de>
429 * tree-ssa-sccvn.c (pre_info): Remove.
430 (switch_to_PRE_table): Likewise.
431 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
432 (set_hashtable_value_ids): Do not create value-ids for the
434 (run_scc_vn): Remove double test. Remove bogus special-case
435 in value-number printing.
436 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
437 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
439 * tree-flow-inline.h (get_value_handle): Remove.
440 * tree-flow.h (get_value_handle): Remove.
442 2008-07-14 Martin Jambor <mjambor@suse.cz>
444 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
445 in which we generate arithmetics is not a subrange.
447 2008-07-14 Martin Jambor <mjambor@suse.cz>
449 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
451 2008-07-14 Richard Guenther <rguenther@suse.de>
453 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
455 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
458 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
459 reload for symbol refs moved to r0 with -fPIC.
460 (legitimize_pic_address): Use the target register as temporary
462 (emit_symbolic_move): Adjust comment.
463 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
466 2008-07-14 Ben Elliston <bje@au.ibm.com>
468 * c-common.h (C_CPP_HASHNODE): New macro.
469 * coretypes.h (struct cpp_token): Forward declare.
470 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
471 the context-sensitive keyword method.
472 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
473 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
474 expand_bool_pixel): New.
475 (altivec_categorize_keyword): New function.
476 (init_vector_keywords): New function.
477 (rs6000_macro_to_expand): Likewise.
478 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
479 compiling an ISO C dialect.
481 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
483 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
484 (create_expression_by_pieces): Fix typo.
485 (do_regular_insertion): Use debug counter here too.
487 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
490 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
491 CONST_OK_FOR_LETTER_P. All port-local users changed.
492 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
493 implement Kp matching power-of-two.
494 (CONSTRAINT_LEN): Define to match.
495 * config/cris/cris.md: Replace all use of constraint K with Kc.
496 ("*btst*): Use Kp for operand 0 of last alternative.
498 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
501 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
504 2008-07-13 Jan Hubicka <jh@suse.cz>
506 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
509 2008-07-13 Richard Guenther <rguenther@suse.de>
512 * langhooks.c (lhd_print_error_function): Deal with recursive
515 2008-07-12 Jan Hubicka <jh@suse.cz>
517 * cgraph.c (assembler_name_hash): New static var.
518 (hash_node_by_assembler_name, eq_assembler_name): New.
519 (cgraph_node_for_asm): Use hashtable.
520 (cgraph_remove_node): Maintain hashtable.
521 (change_decl_assembler_name): Sanity check that names are not changing
522 after aliasing was processed.
523 * cgraph.h (varpoon_node): Add next GGC marker.
524 * tree.c (decl_assembler_name_equal): Constify.
525 (decl_assembler_name_hash): New.
526 * tree.h (decl_assembler_name_equal): Constify.
527 (decl_assembler_name_hash): Update.
529 2008-07-12 David Daney <ddaney@avtrex.com>
531 * config/mips/driver-native.c (host_detect_local_cpu): Handle
534 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
536 * doc/md.texi: Document the MIPS "v" constraint.
537 * config/mips/mips.h (reg_class): Revert last change.
538 (REG_CLASS_NAMES): Likewise.
539 (REG_CLASS_CONTENTS): Likewise.
540 * config/mips/mips.c (mips_regno_to_class): Likewise.
541 * config/mips/constraints.md (v): Likewise, but add documentation.
542 Add a comment to say that this constraint should not be used in
545 2008-07-11 DJ Delorie <dj@redhat.com>
547 * config/h8300/h8300.md (length): Fix branch offset limit.
549 2008-07-11 Anatoly Sokolov <aesok@post.ru>
551 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
552 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
553 (avr_hard_regno_scratch_ok): New function.
554 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
555 * config/avr/avr.md (all peepholes that request a scratch register):
556 Remove avr_peep2_scratch_safe use.
558 2008-07-11 Tom Tromey <tromey@redhat.com>
559 Ian Lance Taylor <iant@google.com>
561 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
562 (struct c_common_resword): Define.
563 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
564 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
565 (c_common_reswords, num_c_common_reswords): Declare.
566 * c-common.c (c_common_reswords): New global const array.
567 (num_c_common_reswords): New const int.
568 * c-parser.c (struct resword, reswords): Don't define.
569 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
570 (c_parse_init): Clarify mask code. Use c_common_reswords rather
571 than reswords. If warning about C++ keywords, give them a special
573 (c_lex_one_token): Warn about C++ keywords. Call
574 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
575 (c_parser_external_declaration): Look for RID_xxx rather than
576 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
577 (c_parser_statement_after_labels): Likewise.
578 (c_parser_objc_class_instance_variables): Likewise.
579 (c_parser_objc_class_declaration): Likewise.
580 (c_parser_objc_try_catch_statement): Likewise.
581 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
582 (declspecs_add_type): Likewise.
584 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
586 * ggc-page.c (alloc_page):
587 Substituting xmalloc, xcalloc with
588 XNEWVEC and XCNEWVAR macros which add the
591 2008-07-11 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/36765
594 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
595 aliases from HEAP vars to SMTs.
597 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
599 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
600 * configure.ac (loose_warn): Move -Wc++-compat from here...
601 (strict_warn): ...to here.
602 * configure: Regenerate.
604 2008-07-10 Joseph Myers <joseph@codesourcery.com>
606 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
607 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
608 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
609 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
610 excluding more specific h8300-*-* and sh-*-* targets.
612 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
614 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
616 (execute_pre): Call loop_optimizer_finalize in early exit.
618 2008-07-10 Jakub Jelinek <jakub@redhat.com>
621 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
622 uids in the bitmap, not just VAR_DECL uids.
624 PR rtl-optimization/36419
625 * combine-stack-adj.c (adjust_frame_related_expr): New function.
626 (combine_stack_adjustments_for_block): Call it if needed. Delete
628 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
629 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
630 prologue sp adjustment.
632 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
635 * opts.c (print_ignored_options): Report postponed diagnostics for
636 unknown -Wno-* options as warnings, not errors.
637 (postpone_unknown_option_error): Renamed to...
638 (postpone_unknown_option_warning): ... this.
640 2008-07-09 Doug Kwan <dougkwan@google.com>
643 2008-07-08 Doug Kwan <dougkwan@google.com>
645 * config/arm/arm.opt (mandroid): New option.
646 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
647 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
649 (CC1PLUS_SPEC): Same.
651 (STARTFILE_SPEC): Same.
652 (ENDFILE_SPEC): Same.
653 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
656 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
659 * config/mips/mips.h (reg_class): Remove V1_REG.
660 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
661 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
663 (mips_get_tp): New function.
664 (mips_legitimize_tls_address): Use it.
665 * config/mips/constraints.md (v): Delete.
666 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
667 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
668 After reload, split into a move and ...
669 (*tls_get_tp_<mode>_split): ...this new instruction.
671 2008-07-09 David Daney <ddaney@avtrex.com>
673 * config/mips/driver-native.c: Include coretypes.h and tm.h.
675 2008-07-09 Jakub Jelinek <jakub@redhat.com>
677 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
678 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
680 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
681 htab_delete should be called. Don't free c.
682 (lookup_tmp_var): Create temp_htab lazily.
683 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
684 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
686 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
687 lower_omp_ordered, lower_omp_critical, lower_omp_for,
688 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
689 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
690 * tree-sra.c (generate_element_init): Likewise.
691 * tree-mudflap.c (execute_mudflap_function_ops,
692 execute_mudflap_function_decls): Likewise.
693 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
694 * tree-gimple.h (struct gimplify_ctx): New type.
695 (push_gimplify_context): Adjust prototype.
697 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
699 * tree-ssa-pre.c (phi_translate_1): Update placement of
702 2008-07-09 Anatoly Sokolov <aesok@post.ru>
704 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
705 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
706 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
707 * targhooks.c (default_hard_regno_scratch_ok): New function.
708 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
709 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
710 * recog.c: Include "target.h".
711 (peep2_find_free_register): Add check for global regs. Add target
713 * Makefile.in (recog.o): Depend on target.h.
715 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
717 * config/sh/sh.c (sh_canonical_va_list_type): New.
718 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
720 2008-07-09 Raksit Ashok <raksit@google.com>
722 * doc/invoke.texi (Option Summary): Mention new option
723 -Wdisallowed-function-list=...
724 (Warning Options): Document -Wdisallowed-function-list=...
725 * common.opt (Wdisallowed-function-list=): New flag.
726 * flags.h (warn_disallowed_functions): External definition of new
727 boolean warning flag.
728 (warn_if_disallowed_function_p): Declare new function.
729 * opts.c (warning_disallowed_functions): New static variable.
730 (warn_disallowed_functions): New boolean warning flag.
731 (warn_if_disallowed_function_p): New function.
732 (add_comma_separated_to_vector): Rename
733 add_instrument_functions_exclude_list to this.
734 (common_handle_option): Handle new option. Rename calls to
735 add_instrument_functions_exclude_list into calls to
736 add_comma_separated_to_vector.
737 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
738 based on flag warn_disallowed_functions.
740 2008-07-09 Christian Bruel <christian.bruel@st.com>
742 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
743 instead of get_attr_length.
745 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
747 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
749 * genemit.c (gen_insn): Likewise.
750 * gengtype.c (note_def_vec): Likewise.
751 * gengtype.h (note_def_vec): Likewise.
752 * genoutput.c (struct data, output_insn_data, process_template,
753 gen_expand, gen_split, note_constraint): Likewise.
754 * genrecog.c (new_decision, add_to_sequence, factor_tests,
755 make_insn_sequence): Likewise.
756 * gensupport.c (record_insn_name): Likewise.
758 2008-07-08 Doug Kwan <dougkwan@google.com>
760 * config/arm/arm.opt (mandroid): New option.
761 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
762 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
764 (CC1PLUS_SPEC): Same.
766 (STARTFILE_SPEC): Same.
767 (ENDFILE_SPEC): Same.
768 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
771 2008-07-08 Raksit Ashok <raksit@google.com>
773 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
774 (set_storage_via_setmem): Fix expected_align parameter.
775 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
776 missing from the list.
777 * doc/md.texi (movmem): Explicitly state that expected alignment is
778 to be expressed in bytes.
779 (setmem): Explicitly state that expected alignment is to be expressed
782 2008-07-08 Joseph Myers <joseph@codesourcery.com>
784 * reload.c (find_reloads_subreg_address): Do not require validity
785 of address in original mode before reloading address.
787 2008-07-07 Tianwei Sheng <tianweis@google.com>
789 * df-core.c (df_remove_problem): Adjust the access to avoid out of
792 2008-07-08 Jakub Jelinek <jakub@redhat.com>
794 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
796 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
798 Fix PR tree-optimization/23455
799 Fix PR tree-optimization/35286
800 Fix PR tree-optimization/35287
801 * Makefile.in (OBJS-common): Remove tree-vn.o.
803 * dbgcnt.def: Add treepre_insert debug counter.
804 * gcc/tree-flow.h (add_to_value): Updated for other changes.
805 (debug_value_expressions): Ditto.
806 (print_value_expressions): Ditto.
807 * tree-pretty-print.c (dump_generic_node): Updated for
808 VALUE_HANDLE removal.
809 * tree-ssa-dom.c (record_equality): Ditto.
810 (cprop_operand): Ditto.
811 (lookup_avail_expr): Ditto.
812 * tree-ssa-threadedge.c
813 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
814 (simplify_control_stmt_condition): Ditto.
815 * tree.c (tree_code_size): Ditto.
816 (tree_node_structure): Ditto.
817 (iterative_hash_expr): Ditto.
819 * tree.h (VALUE_HANDLE_ID): Ditto.
820 (VALUE_HANDLE_EXPR_SET): Ditto.
821 (struct tree_value_handle): Ditto.
822 (union tree_node): Ditto.
823 * treestruct.def: Ditto.
824 * tree-vn.c: Removed.
825 * tree-ssa-pre.c: Rewritten entirely.
826 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
827 (constant_value_ids): Ditto.
828 (vn_nary_op_t): Moved to header.
830 (vn_reference_op_t): Ditto
831 (vn_reference_t): Ditto.
832 (next_value_id): New variable.
833 (VN_INFO): Add an assert.
834 (vn_constant_eq): New function.
835 (vn_constant_hash): Ditto.
836 (get_or_alloc_constant_value_id): Ditto.
837 (value_id_constant_p): Ditto.
838 (vn_reference_compute_hash): De-staticify.
839 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
840 Disable some code with a FIXME. Remove VALUE_HANDLE use.
841 (valueize_refs): Update opcode if it changes from ssa name to constant.
842 (vn_reference_lookup_1): Add new argument.
843 (vn_reference_lookup): Ditto.
844 (vn_reference_lookup_pieces): New function.
845 (vn_reference_insert): Add return type. Modify to deal with value ids.
846 (vn_reference_insert_pieces): New function.
847 (vn_nary_op_compute_hash): De-staticify.
848 (vn_nary_op_eq): Ditto.
849 (vn_nary_op_lookup_pieces): New function.
850 (vn_nary_op_lookup): Add new argument.
851 (vn_nary_op_insert_pieces): New function.
852 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
853 (vn_phi_insert): Ditto.
854 (visit_unary_op): Update for callee changes.
855 (visit_binary_op): Ditto.
856 (visit_reference_op_load): Ditto.
857 (visit_reference_op_store): Ditto.
858 (init_scc_vn): Init next_value_id, constant_to_value_id and
860 (free_scc_vn): Free them.
861 (set_hashtable_value_ids): New function.
862 (run_scc_vn): Use it.
863 (get_max_value_id): New function.
864 (get_next_value_id): Ditto.
865 (expressions_equal_p): Moved from tree-vn.c
867 (sort_vuses_heap): Ditto.
868 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
870 * tree.c (iterative_hash_hashval_t): Made non-static
871 * tree.h (iterative_hash_hashval_t): Declare it.
873 2008-07-08 Martin Jambor <mjambor@suse.cz>
875 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
876 instead of ipa_create_node_params.
877 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
878 ipa_check_create_edge_args, free them with
879 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
881 * ipa-prop.c: Include flags.h and tree-inline.h.
882 (ipa_node_params_vector): New variable.
883 (ipa_edge_args_vector): New variable.
884 (edge_removal_hook_holder): New variable.
885 (node_removal_hook_holder): New variable.
886 (edge_duplication_hook_holder): New variable.
887 (node_duplication_hook_holder): New variable.
888 (ipa_detect_param_modifications): Check for presence of modified flags.
889 (ipa_compute_jump_functions): Check for presence of jump functions.
890 (ipa_free_edge_args_substructures): New function.
891 (ipa_create_node_params): Removed.
892 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
893 (ipa_free_node_params_substructures): New function.
894 (ipa_free_all_node_params): Changed to deallocate the on-the-side
896 (ipa_edge_removal_hook): New function.
897 (ipa_node_removal_hook): New function.
898 (duplicate_array): New function.
899 (ipa_edge_duplication_hook): New function.
900 (ipa_node_duplication_hook): New function.
901 (ipa_register_cgraph_hooks): New function.
902 (ipa_unregister_cgraph_hooks): New function.
903 (free_all_ipa_structures_after_ipa_cp): New function.
905 * ipa-prop.h: Include vec.h.
906 (ipa_node_params_t): New typedef with vector types for it.
907 (ipa_edge_args_t): New typedef with vector types for it.
908 (IPA_NODE_REF): Changed to access an on-the-side vector.
909 (IPA_EDGE_REF): Changed to access an on-the-side vector.
910 (ipa_check_create_node_params): New function.
911 (ipa_check_create_edge_args): New function.
913 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
916 2008-07-07 Tom Tromey <tromey@redhat.com>
918 * configure, config.in: Rebuilt.
919 * configure.ac: Don't check for scandir or alphasort.
921 2008-07-07 Joseph Myers <joseph@codesourcery.com>
923 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
924 types immediately after creating them.
926 2008-07-07 Joseph Myers <joseph@codesourcery.com>
928 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
930 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
932 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
933 dump_constraint_graph.
934 (dump_constraint_edge): New function.
935 (dump_constraint_graph): New function.
936 (debug_constraint_graph): New function.
937 (dump_constraint): Removed useless comparison.
938 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
939 (dump_constraint_graph): Declare.
940 (debug_constraint_graph): Declare.
941 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
943 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
945 * config/i386/i386.c (is_va_list_char_pointer): New.
946 (ix86_va_start): Replace compare with ms_va_list_type_node
947 by is_va_list_char_pointer.
948 (ix86_gimplify_va_arg): Likewise.
950 2008-07-07 Martin Jambor <mjambor@suse.cz>
952 * cgraph.c (cgraph_edge_max_uid): New variable.
953 (struct cgraph_edge_hook_list): New type.
954 (struct cgraph_node_hook_list): New type.
955 (struct cgraph_2edge_hook_list): New type.
956 (struct cgraph_2node_hook_list): New type.
957 (first_cgraph_edge_removal_hook): New variable.
958 (first_cgraph_node_removal_hook): New variable.
959 (first_cgraph_edge_duplicated_hook): New variable.
960 (first_cgraph_node_duplicated_hook): New variable.
961 (cgraph_add_edge_removal_hook): New function.
962 (cgraph_remove_edge_removal_hook): New function.
963 (cgraph_call_edge_removal_hooks): New function.
964 (cgraph_add_node_removal_hook): New function.
965 (cgraph_remove_node_removal_hook): New function.
966 (cgraph_call_node_removal_hooks): New function.
967 (cgraph_add_edge_duplication_hook): New function.
968 (cgraph_remove_edge_duplication_hook): New function.
969 (cgraph_call_edge_duplication_hooks): New function.
970 (cgraph_add_node_duplication_hook): New function.
971 (cgraph_remove_node_duplication_hook): New function.
972 (cgraph_call_node_duplication_hooks): New function.
973 (cgraph_create_edge): Assign to edge uid.
974 (cgraph_remove_edge): Call edge removal hooks.
975 (cgraph_node_remove_callees): Call edge removal hooks.
976 (cgraph_node_remove_callers): Call edge removal hooks.
977 (cgraph_remove_node): Call node removal hooks.
978 (cgraph_clone_edge): Call edge duplication hooks.
979 (cgraph_clone_node): Call node duplication hooks.
981 * cgraph.h (cgraph_edge): New field uid.
982 (cgraph_edge_hook): New type.
983 (cgraph_node_hook): New type.
984 (cgraph_2edge_hook): New type.
985 (cgraph_2node_hook): New type.
987 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
989 * config.in: Regenerate.
991 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
993 * gcc.c (print_sysroot): New.
994 (option_map, display_help, process_command): Handle the
995 -print-sysroot option.
996 (main): Print the sysroot if requested.
997 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
999 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1002 * unwind-pe.h (size_of_encoded_value): add attribute unused.
1004 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
1006 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
1007 (assign_parm_setup_block_p): Also check mode of entry_parm.
1009 2008-07-07 Richard Guenther <rguenther@suse.de>
1011 * tree-ssa-structalias.h (set_used_smts): Remove.
1012 * tree-ssa-structalias.c (used_smts): Likewise.
1013 (set_used_smts): Likewise.
1014 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
1015 call to set_used_smts.
1017 2008-07-07 Richard Guenther <rguenther@suse.de>
1019 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
1020 (new_var_info): Set it to false.
1021 (solution_set_add): Correctly handle pointers outside a var and
1023 (type_safe): Treat variables with is_full_var properly.
1024 (do_sd_constraint): Likewise.
1025 (do_ds_constraint): Likewise.
1026 (process_constraint): Remove zeroing offset for !use_field_sensitive.
1027 (get_constraint_for_ptr_offset): New function.
1028 (get_constraint_for_component_ref): For addresses at least include
1029 the last field of the variable. Handle is_full_vars properly.
1030 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
1031 (handle_ptr_arith): Remove.
1032 (find_func_aliases): Simplify assignment handling.
1033 (create_function_info_for): For parameter and result varinfos set
1035 (create_variable_info_for): Set is_full_var flag whenever we
1036 just created a single varinfo for a decl.
1037 (init_alias_vars): Initialize use_field_sensitive from
1038 max-fields-for-field-sensitive parameter.
1040 2008-07-07 Richard Guenther <rguenther@suse.de>
1042 PR tree-optimization/36713
1043 * tree-flow-inline.h (is_call_used): New function.
1044 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
1045 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1046 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
1048 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1050 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
1052 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
1054 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
1056 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1057 Nathan Sidwell <nathan@codesourcery.com>
1059 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
1060 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
1062 * config/m68k/t-linux: New.
1063 * doc/install.texi: Document m68k-*-linux is now multilibbed by
1066 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
1068 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
1069 * config/m68k/m68k-devices.def: Remove multilibs that only differ
1072 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1074 * gcc.c (execute): Fix -Wc++-compat warning.
1076 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
1079 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
1080 constant for little endian.
1082 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
1084 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
1085 mips_base_mips16 instead of TARGET_MIPS16.
1086 (mips_base_mips16): Declare.
1087 * config/mips/mips.c (mips_base_mips16): Make global.
1088 (was_mips16_p): Remove GTY marker.
1089 (was_mips16_pch_p): New variable.
1090 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
1091 (mips_override_options): Force to non-MIPS16 mode initially.
1092 Do not complain about MIPS16 PIC incompatibilities here.
1093 Only allow -mgpopt if -mexplicit-relocs is in force for
1096 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
1098 * configure.ac: Check for caddr_t, define to char * if not defined.
1099 * configure: Regenerate.
1100 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
1101 (mmap_gt_pch_use_address): Likewise.
1102 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
1104 2008-07-06 Richard Guenther <rguenther@suse.de>
1106 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
1107 (new_var_info): Deal with it.
1108 (solution_set_add): Likewise.
1109 (bitpos_of_field): Make signed, fix.
1110 (struct fieldoff): Remove type and decl fields. Make size field
1111 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
1113 (fieldoff_compare): Deal with it.
1114 (push_fields_onto_fieldstack): Remove has_union argument, glob
1115 adjacent non-pointer fields together.
1116 (create_function_info_for): Do not set has_union.
1117 (create_variable_info_for): Simplify.
1119 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
1121 * config.gcc (extra_headers): Add cross-stdarg.h for target
1122 x86_64-*-* and i?86-*-*.
1123 * config/i386/cross-stdarg.h: New.
1124 * builtins.c (std_fn_abi_va_list): New.
1125 (std_canonical_va_list_type): New.
1126 (stabilize_va_list): Replace va_list_type_node use by
1127 mtarget.canonical_va_list_type.
1128 (gimplify_va_arg_expr): Likewise.
1129 (expand_builtin_va_copy): Replace va_list_type_node use by
1130 mtarget.fn_abi_va_list.
1131 * tree-sra.c (is_va_list_type): New helper.
1132 (decl_can_be_decomposed_p): Replace
1133 va_list_type_node use by is_va_list_type.
1134 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
1135 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1136 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
1137 * config/i386/i386-protos.h (ix86_get_valist_type): New.
1138 (ix86_enum_va_list): New.
1139 * config/i386/i386.c (sysv_va_list_type_node): New.
1140 (ms_va_list_type_node): New.
1141 (ix86_function_type_abi): Remove sorry.
1142 (ix86_build_builtin_va_list_abi): New.
1143 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
1145 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
1146 (ix86_init_builtins_va_builtins_abi): New.
1147 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
1149 (ix86_handle_abi_attribute): New.
1150 (attribute_spec): Add sysv_abi and ms_abi.
1151 (ix86_fn_abi_va_list): New.
1152 (ix86_canonical_va_list_type): New.
1153 (ix86_enum_va_list): New.
1154 (TARGET_FN_ABI_VA_LIST): New.
1155 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1156 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
1157 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
1158 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1159 (TARGET_ENUM_VA_LIST): New.
1160 * expr.h (std_fn_abi_va_list): New.
1161 (std_canonical_va_list_type): New.
1162 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
1163 (TARGET_CANONICAL_VA_LIST_TYPE): New.
1164 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
1165 TARGET_CANONICAL_VA_LIST_TYPE.
1166 * target.h (struct gcc_target): Add fn_abi_va_list hook
1167 and canonical_va_list_type hook.
1169 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1171 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
1172 integral and pointer types.
1174 2008-07-04 Roger Sayle <roger@eyesopen.com>
1176 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
1177 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
1179 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
1182 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
1184 2008-07-04 Jakub Jelinek <jakub@redhat.com>
1186 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
1187 build_gimple_modify_stmt.
1188 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
1189 gimple operand. Use fold_build* instead of build*.
1191 2008-07-04 Richard Guenther <rguenther@suse.de>
1193 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
1194 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
1195 properly to compute the reachability set if we do field-sensitive PTA.
1196 * invoke.texi (max-fields-for-field-sensitive): Document default.
1197 * opts.c (decode_options): Set max-fields-for-field-sensitive to
1198 100 for optimize >= 2.
1200 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1202 * ggc-zone.c (lookup_page_table_if_allocated,
1203 set_page_table_entry, zone_find_object_size, alloc_small_page,
1204 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
1205 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
1206 -Wc++-compat and/or -Wcast-qual warnings.
1208 2008-07-04 Alan Modra <amodra@bigpond.net.au>
1211 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
1212 pic_offset_table_rtx to be marked as used here.
1213 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
1214 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
1215 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
1216 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
1219 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * alloc-pool.c (hash_descriptor, eq_descriptor,
1222 alloc_pool_descriptor): Fix -Wc++-compat warnings.
1223 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
1225 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
1226 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
1227 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
1228 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
1231 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
1233 * tree-flow.h (loop_only_exit_p): Declare.
1234 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
1235 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
1236 the number of iterations if it is constant. Otherwise, if this is the
1237 only possible exit of the loop, use the conservative estimate on the
1238 number of iterations of the entire loop if available.
1240 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
1242 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
1243 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
1244 Add synchronization functions.
1245 * config/sync.c: New file.
1246 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
1247 (LIBGCC_SYNC_CFLAGS): Likewise.
1249 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.md (mode): Add TF to "mode" attribute.
1253 (*pushtf_sse): New insn pattern.
1254 (pushtf splitters): New splitters.
1256 2008-07-03 Michael Meissner <gnu@the-meissners.org>
1259 * predict.c (build_predict_expr): Use void_type_node for the tree
1260 type, instead of NULL_TREE.
1262 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
1264 * config/i386/i386.c (contains_aligned_value_p): Return true
1266 (ix86_data_alignment): Align TCmode to 128bits.
1267 (ix86_local_alignment): Likewise.
1269 2008-07-03 Andrew Haley <aph@redhat.com>
1272 * vec.h (VEC_TA): New.
1273 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
1274 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
1275 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
1276 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
1277 (C_COMMON_FIXED_TYPES): Remove first arg.
1278 (C_COMMON_FIXED_MODE_TYPES): Likewise.
1279 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
1280 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
1281 not to use empty macro arguments.
1283 2008-07-02 Joseph Myers <joseph@codesourcery.com>
1285 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
1286 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
1287 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
1288 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
1289 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
1290 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
1291 config/ia64/crtn.asm, config/m68hc11/larith.asm,
1292 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
1293 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
1294 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1295 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1296 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1297 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
1298 config/rs6000/e500crtres64gpr.asm,
1299 config/rs6000/e500crtres64gprctr.asm,
1300 config/rs6000/e500crtrest32gpr.asm,
1301 config/rs6000/e500crtrest64gpr.asm,
1302 config/rs6000/e500crtresx32gpr.asm,
1303 config/rs6000/e500crtresx64gpr.asm,
1304 config/rs6000/e500crtsav32gpr.asm,
1305 config/rs6000/e500crtsav64gpr.asm,
1306 config/rs6000/e500crtsav64gprctr.asm,
1307 config/rs6000/e500crtsavg32gpr.asm,
1308 config/rs6000/e500crtsavg64gpr.asm,
1309 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
1310 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
1311 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
1312 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
1313 config/sparc/sol2-cn.asm: Remove .file directives.
1315 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
1317 * resource.c (mark_referenced_resources): Look inside
1318 UNSPEC_VOLATILEs and ASM_INPUTs.
1320 2008-07-02 Ian Lance Taylor <iant@google.com>
1322 * rtlanal.c (add_reg_note): New function.
1323 * rtl.h (add_reg_note): Declare.
1324 * auto-inc-dec.c (attempt_change): Use add_reg_note.
1325 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
1326 * builtins.c (expand_builtin_longjmp): Likewise.
1327 (expand_builtin_nonlocal_goto): Likewise.
1328 * calls.c (emit_call_1, expand_call): Likewise.
1329 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1330 * cfglayout.c (fixup_reorder_chain): Likewise.
1331 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
1332 (commit_one_edge_insertion): Likewise.
1333 * combine.c (move_deaths, distribute_notes): Likewise.
1334 * df-problems.c (df_set_note): Likewise.
1335 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
1336 (set_unique_reg_note): Likewise.
1337 (emit_copy_of_insn_after): Likewise.
1338 * expr.c (expand_expr_real): Likewise.
1339 * gcse.c (add_label_notes): Likewise.
1340 * haifa-sched.c (create_check_block_twin): Likewise.
1341 * jump.c (mark_jump_label_1): Likewise.
1342 * loop-doloop.c (add_test, doloop_modify): Likewise.
1343 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1344 * lower-subreg.c (move_eh_region_note): Likewise.
1345 * optabs.c (emit_libcall_block): Likewise.
1346 * predict.c (predict_insn): Likewise.
1347 (combine_predictions_for_insn): Likewise.
1348 * recog.c (peephole2_optimize): Likewise.
1349 * regmove.c (try_auto_increment): Likewise.
1350 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
1351 * reload.c (find_reloads): Likewise.
1352 * reload1.c (fixup_eh_region_note): Likewise.
1353 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
1354 * reorg.c (delete_prior_computation): Likewise.
1355 (delete_computation, dbr_schedule): Likewise.
1356 * config/pa/pa.c (legitimize_pic_address): Likewise.
1357 * config/sh/sh.c (sh_reorg): Likewise.
1359 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1362 * config/libgcc-glibc.ver: Add %exclude.
1363 * config/m32r/libgcc-glibc.ver: Likwise.
1364 * config/s390/libgcc-glibc.ver: Likwise.
1365 * config/sh/libgcc-glibc.ver: Likwise.
1366 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
1368 * config/i386/libgcc-glibc.ver: New.
1370 * config/i386/libgcc-x86_64-glibc.ver: Removed.
1372 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
1374 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
1375 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
1376 i[34567]86-*-linux*, x86_64-*-linux*. Add
1377 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
1378 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
1379 x86_64-*-linux*. Add i386/t-linux to tmake_file for
1380 i[34567]86-*-linux*, x86_64-*-linux*.
1382 * libgcc-std.ver: Add empty GCC_4.4.0.
1384 * mkmap-symver.awk: Support multiple versions per symbol.
1386 * config/i386/i386.c (ix86_init_builtins): Always define
1387 __builtin_fabsq and __builtin_copysignq with fallbacks.
1388 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
1389 and __builtin_copysignq if SSE2 isn't available.
1391 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
1392 (LIBGCC2_TF_CEXT): Likwise.
1395 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
1397 * config/i386/sfp-machine.h: Moved to libgcc.
1399 * config/i386/sfp-machine.h: New.
1400 * config/i386/t-linux: Likwise.
1402 * config/i386/t-darwin: Remove softfp_wrap_start and
1404 * config/i386/t-darwin64: Likewise.
1406 * config/i386/t-fprules-softfp64: Renamed to ...
1407 * config/i386/t-fprules-softfp: This.
1409 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
1410 and softfp_wrap_end.
1412 2008-07-02 Jason Merrill <jason@redhat.com>
1414 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
1416 * tree.c (ctor_to_list): New fn.
1417 * tree.h: Declare it.
1418 (CONSTRUCTOR_ELT): New macro.
1419 (CONSTRUCTOR_NELTS): New macro.
1421 2008-07-02 Richard Guenther <rguenther@suse.de>
1423 * tree-ssa-structalias.c (struct variable_info): Reorder
1424 to fill padding on 64bit hosts. Make collapsed_to an int.
1425 (get_varinfo_fc): Deal with that.
1426 (new_var_info): Likewise.
1427 (collapse_rest_of_var): Likewise.
1429 2008-07-02 Joshua Sumali <jsumali@redhat.com>
1431 * doc/install.texi (--enable-java-home): Document.
1432 (--enable-aot-compile-rpm): Likewise.
1433 (--with-arch-directory): Likewise.
1434 (--with-os-directory): Likewise.
1435 (--with-origin-name): Likewise.
1436 (--with-arch-suffix): Likewise.
1437 (--with-jvm-root-dir): Likewise.
1438 (--with-jvm-jar-dir): Likewise.
1439 (--with-python-dir): Likewise.
1441 2008-07-02 Richard Guenther <rguenther@suse.de>
1443 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
1444 from decls explicitly. Merge operand checking from tuples.
1446 2008-07-02 Martin Jambor <mjambor@suse.cz>
1448 * tree-switch-conversion.c: Included timevar.h which I forgot before.
1450 2008-07-02 Martin Jambor <mjambor@suse.cz>
1452 * tree-switch-conversion.c: Included timevar.h
1453 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
1455 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
1457 2008-07-02 Martin Jambor <mjambor@suse.cz>
1459 * tree-switch-conversion.c: Corrected various comments and
1461 (build_constructors): Fixed minor formatting mistakes.
1463 * invoke.texi (Optimize Options): Corrected the
1464 switch-conversion-max-branch-ratio parameter.
1466 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
1468 * final.c (asm_insn_count): Return zero for an empty asm body.
1470 2008-07-02 Richard Guenther <rguenther@suse.de>
1472 * bitmap.h (bitmap_set_bit): Return bool.
1473 (bitmap_clear_bit): Likewise.
1474 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
1475 write to the bitmap if it would.
1476 (bitmap_clear_bit): Likewise.
1477 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
1478 bitmap_set_bit return value.
1479 (add_pred_graph_edge): Likewise.
1480 (add_graph_edge): Likewise.
1481 (do_sd_constraint): Likewise.
1482 (do_ds_constraint): Likewise.
1484 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1486 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
1487 Fix -Wc++-compat and/or -Wcast-qual warnings.
1488 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
1489 gen_regparm_prefix): Likewise.
1490 * vmsdbgout.c (write_modbeg, lookup_filename,
1491 vmsdbgout_source_line, vmsdbgout_init): Likewise.
1493 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
1495 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
1496 defaults.h definition apply.
1498 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1500 * function.c (assign_parm_remove_parallels): New.
1501 (assign_parm_setup_block_p): Do not return true for non-BLKmode
1503 (assign_parm_setup_block): Do not handle them.
1504 (assign_parm_setup_reg, assign_parm_setup_stack): Call
1505 assign_parm_remove_parallels.
1507 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1509 * c-typeck.c (convert_for_assignment): Use
1510 vector_targets_convertible_p.
1511 * c-common.c (vector_targets_convertible_p): New.
1512 * c-common.h (vector_targets_convertible_p): New prototype.
1513 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
1514 opaque_p_V2SI_type_node.
1516 2008-07-01 Steve Ellcey <sje@cup.hp.com>
1518 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
1521 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
1523 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
1524 TFmode constants via two element DImode vector for hosts with
1525 HOST_BITS_PER_WIDE_INT < 64.
1526 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
1527 also for HOST_BITS_PER_WIDE_INT < 64.
1529 2008-07-01 Richard Guenther <rguenther@suse.de>
1531 PR tree-optimization/36666
1532 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
1533 (get_constraint_exp_from_ssa_var): Split into ...
1534 (get_constraint_exp_for_temp): ... this ...
1535 (get_constraint_for_ssa_var): ... and that.
1536 Return constraint expressions for all touched sub-fields
1537 if the results address is not taken.
1538 (process_constraint): Remove assertion that aggregate
1539 assignments do not happen at this place.
1540 (get_constraint_for_component_ref): Add address_p argument.
1541 Return constraint expressions for all touched sub-fields
1542 if the results address is not taken.
1543 (do_deref): Use get_constraint_exp_for_temp.
1544 (get_constraint_for_1): Rename from ...
1545 (get_constraint_for): ... this. Add the old function as wrapper.
1546 (do_structure_copy): Use get_constraint_for_1.
1548 2008-07-01 Martin Jambor <mjambor@suse.cz>
1550 * Makefile.in (tree-switch-conversion.o): Add.
1551 (OBJS-common): Add tree-swtch-conversion.o.
1552 * passes.c (init_optimization_passes): Add pass_convert_switch.
1553 * tree-pass.h: (pass_convert_switch): Add.
1554 * tree-switch-conversion.c: New file.
1555 * gcc.dg/tree-ssa/cswtch.c: New testcase.
1556 * common.opt (ftree-cswtch): New option.
1557 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1558 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1559 * opts.c (decode_options): Set flag_tree_switch_conversion when
1560 optimization level is >= 2.
1561 * doc/invoke.texi (Optimize Options): Added description of
1562 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
1564 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1566 * config/darwin-driver.c (darwin_default_min_version): Fix
1567 -Wc++-compat warnings.
1569 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
1571 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
1574 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1576 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
1578 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1580 PR rtl-optimization/34744
1581 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
1582 (df_scan_free_internal): Free data structures not
1583 allocated in storage pools.
1584 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
1585 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
1586 df_scan_free_mws_vec.
1587 * dse.c (dse_step6): Free offset_map_p and offset_map_n
1590 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/i386.c (contains_aligned_value_p): Return true
1594 (ix86_function_arg_boundary): Return its natural boundary
1596 (return_in_memory_32): Don't check TDmode.
1597 (ix86_split_to_parts): Support splitting into 4 parts and
1598 support TFmode for 32bit target.
1599 (ix86_split_long_move): Support splitting into 4 parts.
1600 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
1602 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
1603 (ix86_init_builtins): Here.
1604 (ix86_scalar_mode_supported_p): Always return true for TFmode.
1605 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
1606 'q' and 'w', respectively.
1608 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
1610 (movtf_internal): Likewise.
1611 (<code>tf2): Likewise.
1612 (*absnegtf2_sse): Likewise.
1613 (copysign<mode>3): Likewise.
1614 (copysign<mode>3_const): Likewise.
1615 (copysign<mode>3_var): Likewise.
1616 (define_split UNSPEC_COPYSIGN): Likewise.
1617 * config/i386/sse.md (*nandtf3): Likewise.
1618 (<code>tf3): Likewise.
1619 (*<code>tf3): Likewise.
1621 2008-06-30 Joey Ye <joey.ye@intel.com>
1622 H.J. Lu <hongjiu.lu@intel.com>
1624 * global.c (compute_regsets): Set frame_pointer_needed here.
1625 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
1627 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1629 * doc/install.texi (specific): Expand Windows build notes.
1631 2008-06-30 Ira Rosen <irar@il.ibm.com>
1633 PR tree-optimization/36648
1634 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
1635 number of prolog iterations by step. Fix the comment.
1637 2008-06-30 Richard Guenther <rguenther@suse.de>
1640 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
1641 handle calls from ECF_MALLOC functions.
1642 (handle_pure_call): ECF_MALLOC functions do not return
1644 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
1646 2008-06-29 Andreas Schwab <schwab@suse.de>
1648 * config/m68k/m68k.c (print_operand): Always print a float
1650 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
1651 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
1654 * config/rs6000/x-linux64: Remove never used file.
1656 2008-06-29 Richard Guenther <rguenther@suse.de>
1658 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
1660 (struct alias_info): Move ...
1661 * tree-ssa-alias.c: ... here.
1662 (update_alias_info): Declare.
1663 (compute_may_aliases): Call it.
1664 (update_alias_info): New function.
1665 * tree-ssa-structalias.c (update_alias_info): Move ...
1666 * tree-ssa-alias.c (update_alias_info_1): ... here.
1667 * tree-ssa-structalias.c (process_constraint_1): Remove
1668 unused from_call argument. Rename to ...
1669 (process_constraint): ... this. Delete old wrapper.
1670 (make_constraint_to): Adjust callers.
1671 (handle_const_call): Likewise.
1672 (handle_pure_call): Likewise.
1673 (init_base_vars): Likewise.
1674 (handle_lhs_call): Likewise. Remove unnecessary constraint.
1675 (find_func_aliases): We don't need structure copies for
1677 (make_constraint_from_anything): Remove.
1678 (create_variable_info_for): For globals make constraints
1679 from escaped, not from anything.
1680 (compute_points_to_sets): Do not call update_alias_info.
1681 (ipa_pta_execute): Use make_constraint_from.
1683 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1685 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
1686 (bitmap.o-warn, dominance.o-warn): New.
1687 * configure.ac (cxx_compat_warn): Delete.
1688 (loose_warn): Add -Wcast-qual and -Wc++-compat.
1689 * system.h: Remove #pragma diagnostic for -Wcast-qual and
1691 * configure: Regenerate.
1693 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
1696 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1698 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
1699 * df-scan.c (df_notes_rescan): Likewise.
1700 * ggc-page.c (set_page_table_entry): Likewise.
1701 * intl.c (gcc_gettext_width): Likewise.
1702 * varasm.c (get_unnamed_section, get_noswitch_section,
1703 get_section): Likewise.
1705 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1707 * regrename.c (build_def_use): Don't copy RTX.
1709 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1711 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1712 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1713 punctuation. Use @ref instead of @xref.
1714 (Function Names): Remove stray @display/@end display.
1715 (C++ Attributes): Use @ref instead of @xref.
1716 (Deprecated Features): Fix punctuation around @xref.
1717 (Backwards Compatibility): Likewise.
1718 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1720 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1722 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1723 constants for E500 double.
1725 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1727 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1728 element type of const_vector.
1730 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1732 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1733 Remove FLAGS_REG clobber from expander pattern.
1734 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1735 (anddi3, andsi3, andhi3, andqi3): Ditto.
1736 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1737 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1738 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1739 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1740 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1741 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1742 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1743 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1745 2008-06-28 Richard Guenther <rguenther@suse.de>
1747 * tree-ssa-structalias.c (callused_id, var_callused,
1748 callused_tree): Add.
1749 (handle_pure_call): New function.
1750 (find_func_aliases): Call it.
1751 (find_what_p_points_to): Handle the call-used set.
1752 (clobber_what_escaped): Likewise.
1753 (compute_call_used_vars): New function.
1754 (init_base_vars): Init the call-used variable.
1755 (do_sd_constraint): Do not propagate the solution from CALLUSED
1756 but use CALLUSED as a placeholder.
1757 (solve_graph): Likewise.
1758 * tree-flow-inline.h (gimple_call_used_vars): New function.
1759 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1760 (compute_call_used_vars): Declare.
1761 * tree-ssa-alias.c (set_initial_properties): Call
1762 compute_call_used_vars.
1763 (reset_alias_info): Clear call-used variables.
1764 (add_call_clobber_ops): Assert we are not called for const/pure
1765 functions. Remove handling of them.
1766 (add_call_read_ops): Handle pure functions by adding the
1767 call-used set of variables as VUSEs.
1768 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1769 (delete_tree_ssa): Free it.
1770 * tree-dfa.c (remove_referenced_var): Clear the var from the
1773 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1775 * tree.c (build_varargs_function_type_list): New.
1776 (build_function_type_list_1): New.
1777 (build_function_type_list): Use build_function_type_list_1.
1778 * tree.h (build_varargs_function_type_list): New.
1780 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1783 * config/spu/spu.c (spu_builtin_splats): Do not generate
1784 invalid CONST_VECTOR expressions.
1785 (spu_expand_vector_init): Likewise.
1787 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1789 * optabs.c (libfunc_decls): New variable.
1790 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1791 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1792 for the same function twice.
1794 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1796 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1797 ix86_expand_binary_operator directly.
1798 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1800 (*ashrti3_1): Ditto.
1801 (*lshrti3_1): Ditto.
1802 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1803 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1804 using only one splitter. Conditionaly execute splitter before or
1805 after peephole2 pass.
1806 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1807 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1808 Use only one alternative in asm template.
1809 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1811 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1812 "J" operand constraint for operand 2.
1813 (*ashldi3_cconly_rex64): Ditto.
1814 (*ashrdi3_cmp_rex64): Ditto.
1815 (*ashrdi3_cconly_rex64): Ditto.
1816 (*lshrdi3_cmp_rex64): Ditto.
1817 (*lshrdi3_cconly_rex64): Ditto.
1818 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1819 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1820 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1823 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1825 * gimplify.c (omp_is_private): Don't return true if decl is not
1826 already private on #pragma omp for or #pragma omp parallel for.
1829 * tree-cfg.c (struct move_stmt_d): Replace block field with
1830 orig_block and new_block fields.
1831 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1832 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1833 (move_block_to_fn): Replace vars_map and new_label_map arguments
1834 with struct move_stmt_d pointer.
1835 (replace_block_vars_by_duplicates): New function.
1836 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1837 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1838 all subblocks of ORIG_BLOCK to the new function. Call
1839 replace_block_vars_by_duplicates.
1840 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1841 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1842 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1843 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1844 (expand_omp): Temporarily set input_location to the location of
1845 region's controlling stmt.
1846 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1847 BIND_EXPR, push ctx->block_vars and gimplification vars into
1848 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1850 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1851 there are any BLOCK_VARS.
1852 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1853 OMP_PARALLEL or OMP_TASK stmt.
1854 (lower_omp): Save and restore input_location around the lower_omp_1
1857 2008-06-27 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/36400
1860 PR tree-optimization/36373
1861 PR tree-optimization/36344
1862 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1863 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1864 (update_alias_info): Remove call clobbering code.
1865 (make_constraint_to): New helper function.
1866 (make_escape_constraint): Likewise.
1867 (handle_rhs_call): Use it on all pointer containing arguments.
1868 Also mark the static chain escaped.
1869 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1870 instead of ANYTHING.
1871 (make_constraint_from): New helper split out from ...
1872 (make_constraint_from_anything): ... here.
1873 (find_func_aliases): Add constraints for escape sites.
1874 (intra_create_variable_infos): Make constraints from NONLOCAL
1876 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1878 (clobber_what_p_points_to): Remove.
1879 (clobber_what_escaped): New function.
1880 (init_base_vars): Init NONLOCAL and ESCAPED.
1881 (do_sd_constraint): Do not propagate the solution from ESCAPED
1882 but use ESCAPED as a placeholder.
1883 (solve_graph): Likewise.
1884 * tree-flow.h (clobber_what_p_points_to): Remove.
1885 (clobber_what_escaped): Declare.
1886 * tree-ssa-alias.c (set_initial_properties): Call it.
1887 Remove code clobbering escaped pointers.
1889 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1891 * function.c (allocate_struct_function): Only allocate a unique
1892 funcdef_no if the decl is nonzero.
1894 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1896 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1897 * config/mips/mips.c (mips_split_const_insns): New function.
1898 * config/mips/mips.md (move_type): New attribute.
1899 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1900 (dword_mode): New attribute.
1901 (type): Avoid long line. Map "move_type"s to "type"s,
1902 choosing "multi" for doubleword moves if appropriate.
1903 Swap MTC/MFC comments to match their declaration order.
1904 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1905 "type" is "branch" or "jal" is "direct".
1906 (length): Handle "extended_mips16" first. Make the default
1907 "0" for "ghost" instructions. Set the length from "move_type".
1908 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1909 of "type", with "sll0" for the register alternative. Remove the
1910 "extended_mips16" attribute.
1911 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1912 of "type", with "shift_shift" for the register alternative.
1913 Remove the "length" attribute.
1914 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1915 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1916 of "type", with "andi" for the register alternative.
1917 (*zero_extendqihi2): Likewise.
1918 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1919 of "andi" instead of a "type" of "arith".
1920 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1922 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1923 (mov_<store>r, *mov<mode>_ra): Likewise.
1924 (extendsidi2): Use "move_type" instead of "type", with "move"
1925 for the register alternative.
1926 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1927 of "type", with "signext" for the register alternative.
1928 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1929 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1930 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1931 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1932 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1933 (unnamed branch insn): Likewise.
1934 (*movdi_gp32_fp64): Fold into...
1935 (*movdi_32bit): ...here.
1936 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1937 (*movdf_hardfloat): ...this new pattern.
1938 (*movdf_softfloat): Remove redundant FPR alternatives.
1939 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1940 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1941 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1942 the "move" attribute.
1943 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1944 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1945 and "store" for COP loads and stores.
1946 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1947 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1948 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1949 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1950 (*movtf_mips16, *movv2sf): Likewise.
1951 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1952 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1953 (mfhc1<mode>): Use "move_type" instead of "move".
1954 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1955 (loadgp_blockage): Remove the "length" attribute.
1956 (blockage, set_got_version, update_got_version): Likewise.
1957 (call_internal): Remove the "extended_mips16" attribute.
1958 (call_value_internal, call_value_multiple_internal): Likewise.
1959 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1961 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1962 the "length" attribute.
1964 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1966 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1967 -Wcast-qual warnings.
1968 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1969 handle_pragma_pop_macro): Likewise.
1970 * collect2.c (resolve_lib_name): Likewise.
1971 * config/arc/arc.c (arc_init): Likewise.
1972 * config/arm/arm.c (neon_builtin_compare,
1973 locate_neon_builtin_icode): Likewise.
1974 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1975 * config/bfin/bfin.c (bfin_init_machine_status,
1976 bfin_optimize_loop): Likewise.
1977 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1978 * config/cris/cris.c (cris_init_expanders): Likewise.
1979 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1980 * config/darwin.c (machopic_indirection_eq,
1981 machopic_indirection_name, machopic_output_indirection): Likewise.
1982 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1983 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1984 frv_optimize_membar): Likewise.
1985 * config/i386/cygwin.h (mingw_scan,
1986 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1987 * config/i386/cygwin1.c (mingw_scan): Likewise.
1988 * config/i386/i386.c (machopic_output_stub): Likewise.
1989 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1990 i386_pe_unique_section): Likewise.
1991 * config/ia64/ia64.c (ia64_init_machine_status,
1992 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1994 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1995 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1996 * config/m68k/m68k.c (m68k_handle_option,
1997 m68k_sched_md_init_global): Likewise.
1998 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1999 mcore_unique_section): Likewise.
2000 * config/mips/mips.c (mips_block_move_straight,
2001 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
2003 * config/mmix/mmix.c (mmix_init_machine_status,
2004 mmix_encode_section_info): Likewise.
2005 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
2006 * config/rs6000/rs6000.c (rs6000_init_machine_status,
2007 print_operand_address, output_toc, redefine_groups,
2008 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
2009 * config/s390/s390.c (s390_init_machine_status): Likewise.
2010 * config/score/score.c (score_block_move_straight,
2011 score_block_move_loop_body): Likewise.
2012 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
2013 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
2014 * emit-rtl.c (find_auto_inc): Likewise.
2015 * gcc.c (translate_options, process_command): Likewise.
2016 * reorg.c (dbr_schedule): Likewise.
2017 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
2018 * xcoffout.c (xcoffout_declare_function): Likewise.
2020 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
2022 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
2023 ipa-pta working again.
2025 2008-06-27 David Edelsohn <edelsohn@gnu.org>
2027 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
2030 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
2032 * config.gcc (powerpc*-*-*): Add new core e500mc.
2033 * config/rs6000/e500mc.md: New file.
2034 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2036 (rs6000_override_options): Add e500mc case to
2037 processor_target_table. Altivec and Spe options not allowed
2038 with e500mc. Add isel instruction to e500mc by
2039 default. Initialize rs6000_cost for e500mc.
2040 (rs6000_issue_rate): Set issue rate for e500mc.
2041 * config/rs6000/rs6000.h (processor_type): Add
2042 PROCESSOR_PPCE500MC.
2043 (ASM_CPU_SPEC): Add e500mc.
2044 Set TARGET_ISEL to rs6000_isel.
2045 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
2046 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
2047 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
2049 * doc/invoke.texi: Add e500mc to list of cpus.
2051 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2054 * c-lex.c (lex_charconst): Initialize unsignedp.
2056 2008-06-27 Olivier Hainque <hainque@adacore.com>
2058 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
2059 documented assumptions.
2061 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
2063 * dwarf2out.c: Remove trailing white spaces. Break long line
2066 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
2068 * libfuncs.h (LTI_synchronize): New libfunc_index.
2069 (synchronize_libfunc): Declare.
2070 * builtins.c (expand_builtin_synchronize): Consider using
2071 synchronize_libfunc before falling back on an asm blockage.
2072 * config/mips/mips.c: Include libfuncs.h
2073 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
2075 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
2077 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
2078 parameter. Copy stack_reg to r11 where appropriate.
2079 (no_global_regs_above): Add gpr parameter.
2080 (rs6000_stack_info): Only add padding for SPE save area if we
2081 are saving SPE GPRs and CR.
2082 (saveres_routine_syms): New variable.
2083 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
2085 (rs6000_savres_routine_sym): New function.
2086 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
2088 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
2089 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
2090 Tweak FPR out-of-line saving.
2091 (rs6000_make_savres_rtx): New function.
2092 (rs6000_use_multiple_p): New function.
2093 (rs6000_savres_strategy): New function.
2094 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
2095 out-of-line if appropriate.
2096 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
2097 if we are optimizing for size.
2098 (GP_SAVE_INLINE): Define.
2099 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
2100 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
2101 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
2102 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
2103 (*save_fpregs_<mode>): Add use of r11.
2104 (*restore_gpregs_<mode>): New insn.
2105 (*return_and_restore_gpregs_<mode>): New insn.
2106 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
2108 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
2109 (*restore_gpregs_spe): New insn.
2110 (*return_and_restore_gpregs_spe): New insn.
2111 * config/rs6000/predicates.md (save_world_operation): Fix check.
2113 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
2115 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
2116 this point, so assert that.
2118 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
2120 * cfganal.c: Include vec.h and vecprim.h.
2121 (compute_idf): Import from...
2122 * tree-into-ssa (compute_idf): ...here.
2123 * basic-block.h (compute_idf): Export.
2125 2008-06-26 Joseph Myers <joseph@codesourcery.com>
2127 * c-decl.c (merge_decls): Use !current_function_decl to check for
2128 extern declaration of C99 inline function being at file scope.
2130 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
2132 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
2134 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2136 * alias.c (record_alias_subset, init_alias_analysis): Fix
2137 -Wc++-compat and/or -Wcast-qual warnings.
2138 * attribs.c (lookup_attribute_spec): Likewise.
2139 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
2140 copy_bb, connect_traces,
2141 find_rarely_executed_basic_blocks_and_cr): Likewise.
2142 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
2143 note_btr_set, migrate_btr_defs): Likewise.
2144 * builtins.c (result_vector, expand_builtin_memcpy,
2145 expand_builtin_mempcpy_args, expand_builtin_strncpy,
2146 builtin_memset_read_str, expand_builtin_printf,
2147 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
2149 * caller-save.c (mark_set_regs): Likewise.
2150 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2151 * cgraph.c (cgraph_edge): Likewise.
2152 * combine.c (likely_spilled_retval_1): Likewise.
2153 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
2154 htab_counts_entry_del, get_coverage_counts): Likewise.
2155 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
2156 new_cselib_val): Likewise.
2157 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
2158 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
2160 * df-core.c (df_compact_blocks): Likewise.
2161 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
2162 * df-scan.c (df_grow_reg_info, df_ref_create,
2163 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
2164 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
2165 df_record_entry_block_defs, df_record_exit_block_uses,
2166 df_bb_verify): Likewise.
2167 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
2168 DF_REF_EXTRACT_MODE_CONST): New.
2169 * dominance.c (get_immediate_dominator, get_dominated_by,
2170 nearest_common_dominator, root_of_dom_tree,
2171 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
2172 -Wc++-compat and/or -Wcast-qual warnings.
2173 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
2174 record_store, replace_read, check_mem_read_rtx, scan_insn,
2175 dse_step1, dse_record_singleton_alias_set): Likewise.
2176 * dwarf2asm.c (dw2_force_const_mem): Likewise.
2178 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2180 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
2181 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
2182 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
2183 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
2184 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
2185 add_ranges_num, add_ranges_by_labels, file_info_cmp,
2186 file_name_acquire, output_file_names, add_const_value_attribute,
2187 premark_used_types_helper, file_table_eq, file_table_hash,
2188 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
2189 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
2190 -Wcast-qual warnings.
2191 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
2192 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
2193 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
2194 gen_reg_rtx, start_sequence, init_emit): Likewise.
2195 * et-forest.c (et_new_occ, et_new_tree): Likewise.
2196 * except.c (init_eh_for_function, gen_eh_region,
2197 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
2198 arh_to_landing_pad, arh_to_label, add_action_record,
2199 add_call_site, switch_to_exception_section): Likewise.
2200 * expmed.c (synth_mult): Likewise.
2201 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
2202 store_expr): Likewise.
2203 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
2205 * function.c (assign_stack_temp_for_type,
2206 allocate_struct_function, match_asm_constraints_1): Likewise.
2207 * gcov-io.c (gcov_allocate): Likewise.
2208 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
2209 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
2210 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
2211 record_one_set, insert_expr_in_table, insert_set_in_table,
2212 dump_hash_table, compute_hash_table_work, alloc_hash_table,
2213 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
2214 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
2215 -Wcast-qual warnings.
2217 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2219 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
2220 -Wcast-qual warnings.
2221 * gcc.c (process_command): Likewise.
2222 * genattrtab.c (oballoc): Use XOBNEW.
2223 (oballocvec): Define.
2224 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
2225 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
2226 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
2227 -Wc++-compat and/or -Wcast-qual warnings.
2228 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
2229 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
2230 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
2231 gen_presence_absence_set, gen_automaton, gen_regexp_el,
2232 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
2233 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
2234 add_excls, process_presence_absence_names,
2235 process_presence_absence_patterns, add_presence_absence,
2236 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
2237 get_free_state, add_arc, get_free_automata_list_el,
2238 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
2239 transform_3, cache_presence, create_ainsns, create_automata,
2240 create_state_ainsn_table, dfa_insn_code_enlarge,
2241 output_trans_func, output_min_issue_delay_func,
2242 output_dead_lock_func, output_reset_func,
2243 output_get_cpu_unit_code_func, output_dfa_start_func,
2244 expand_automata): Likewise.
2245 * genextract.c (gen_insn): Likewise.
2246 * gengtype-lex.l: Likewise.
2247 * gengtype.c (read_input_list, adjust_field_type,
2248 process_gc_options): Likewise.
2249 * genoutput.c (note_constraint): Likewise.
2250 * genpreds.c (mangle, add_constraint): Likewise.
2251 * genrecog.c (process_define_predicate, new_decision,
2252 add_to_sequence): Likewise.
2253 * gensupport.c (record_insn_name): Likewise.
2255 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2257 * config/i386/driver-i386.c (detect_caches_amd,
2258 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
2259 and/or -Wcast-qual warnings.
2260 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
2261 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
2262 gt_pch_save): Likewise.
2263 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
2264 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
2265 * global.c (compute_regsets): Likewise.
2266 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
2267 finish_graph_dump_file): Likewise.
2268 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
2269 unlink_bb_notes): Likewise.
2270 * integrate.c (get_hard_reg_initial_val): Likewise.
2271 * ipa-prop.c (ipa_push_func_to_list): Likewise.
2272 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
2273 * local-alloc.c (update_equiv_regs): Likewise.
2274 * loop-invariant.c (check_invariant_table_size,
2275 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
2277 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
2278 altered_reg_used, mark_altered): Likewise.
2279 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
2280 insert_var_expansion_initialization,
2281 combine_var_copies_in_loop_exit, apply_opt_in_copies,
2282 release_var_copies): Likewise.
2283 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
2284 analyze_matrix_decl, add_allocation_site, analyze_transpose,
2285 analyze_accesses_for_phi_node, check_var_notmodified_p,
2286 check_allocation_function, find_sites_in_func,
2287 record_all_accesses_in_func, transform_access_sites,
2288 transform_allocation_sites): Likewise.
2289 * omp-low.c (new_omp_region, create_omp_child_function_name,
2290 check_omp_nesting_restrictions, check_combined_parallel,
2291 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
2292 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
2293 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2294 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
2296 * opts-common.c (prune_options): Likewise.
2297 * opts.c (add_input_filename, print_filtered_help,
2298 get_option_state): Likewise.
2299 * params.c (add_params): Likewise.
2300 * passes.c (set_pass_for_id, next_pass_1,
2301 do_per_function_toporder, pass_fini_dump_file): Likewise.
2302 * postreload.c (reload_cse_simplify_operands): Likewise.
2303 * predict.c (tree_predicted_by_p, tree_predict_edge,
2304 clear_bb_predictions, combine_predictions_for_bb): Likewise.
2306 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2308 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
2310 * recog.c (check_asm_operands, validate_change_1): Likewise.
2311 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
2312 subst_asm_stack_regs): Likewise.
2313 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
2314 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
2315 * regmove.c (reg_is_remote_constant_p): Likewise.
2316 * regrename.c (regrename_optimize, scan_rtx_reg,
2317 kill_clobbered_value, kill_set_value, kill_autoinc_value):
2319 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
2320 regstat_compute_calls_crossed): Likewise.
2321 * reload1.c (init_reload, new_insn_chain,
2322 has_nonexceptional_receiver, reload, copy_reloads,
2323 calculate_needs_all_insns, init_elim_table): Likewise.
2324 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
2325 * rtl.c (shallow_copy_rtx_stat): Likewise.
2326 * rtlanal.c (parms_set): Likewise.
2327 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
2328 sbitmap_resize, sbitmap_vector_alloc): Likewise.
2329 * sched-ebb.c (earliest_block_with_similiar_load,
2330 add_deps_for_risky_insns): Likewise.
2331 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
2332 schedule_region): Likewise.
2333 * see.c (eq_descriptor_pre_extension,
2334 hash_descriptor_pre_extension, hash_del_pre_extension,
2335 eq_descriptor_properties, hash_descriptor_properties,
2336 hash_del_properties, see_seek_pre_extension_expr,
2337 see_initialize_data_structures, see_print_register_properties,
2338 see_print_pre_extension_expr, see_delete_merged_def_extension,
2339 see_delete_unmerged_def_extension, see_emit_use_extension,
2340 see_pre_delete_extension, see_map_extension, see_commit_changes,
2341 see_analyze_merged_def_local_prop,
2342 see_analyze_merged_def_local_prop,
2343 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
2344 see_set_prop_merged_def, see_set_prop_unmerged_def,
2345 see_set_prop_unmerged_use, see_print_one_extension,
2346 see_merge_one_use_extension, see_merge_one_def_extension,
2347 see_store_reference_and_extension, see_update_uses_relevancy,
2348 see_update_defs_relevancy): Likewise.
2349 * statistics.c (hash_statistics_hash, hash_statistics_eq,
2350 hash_statistics_free, curr_statistics_hash): Likewise.
2351 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
2352 expand_asm_operands, expand_return, case_bit_test_cmp,
2353 expand_case): Likewise.
2354 * stor-layout.c (start_record_layout): Likewise.
2355 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
2356 gt_pch_save_stringpool): Likewise.
2357 * tree-data-ref.c (hash_stmt_vertex_info,
2358 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
2359 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
2361 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/i386.md : Change constraints of HImode and QImode
2365 immediate operands from "i" to "n". Change SImode "ni" constraint to
2366 "i" and SImode "rmi" constraint to "g". Remove all constraints
2367 from const0_operand and const1_operand predicated operands.
2368 (i): Change QImode and HImode attribute from "i" to "n".
2369 (*subqi_2): Change HImode operands to QImode.
2372 2008-06-25 Olivier Hainque <hainque@adacore.com>
2374 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
2377 2008-06-25 Richard Guenther <rguenther@suse.de>
2379 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
2380 not overflow the result type.
2382 2008-06-25 Richard Guenther <rguenther@suse.de>
2384 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
2385 (vn_lookup): Likewise.
2387 2008-06-25 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/35518
2390 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
2391 * tree-sra.c (instantiate_element): Use fold_build3 to build
2393 (try_instantiate_multiple_fields): Likewise.
2395 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2397 * config/rs6000/rs6000.md: Change all string instruction's clobber to
2400 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2402 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
2403 use_backchain_to_restore_sp to true
2404 if the offset of the link register save area would go over the 32k - 1
2405 offset limit of the load
2408 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
2410 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
2411 anchor for the type-punning blurb. Cross-reference "Structures
2412 unions enumerations and bit-fields implementation". Provide a
2413 cast-through-pointer example. Make final sentence self-contained.
2414 * doc/implement-c.texi (Structures unions enumerations and
2415 bit-fields implementation): Cross-reference the type-punning blurb
2416 in the -fstrict-aliasing documentation.
2418 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2421 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
2422 the memory instead of the memory itself for the save area.
2424 2008-06-24 Olivier Hainque <hainque@adacore.com>
2425 Nicolas Roche <roche@adacore.com>
2427 * gengtype.c (srcdir_len): size_t instead of int.
2428 (get_file_realbasename): New function. For F a filename, the real
2429 basename of F, with all the path components stripped.
2430 (get_file_srcdir_relative_path): New function. For F a filename, the
2431 relative path to F from $(srcdir).
2432 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
2433 get_file_realbasename. Adjust the head comment.
2434 (get_prefix_langdir_index): New function. For F a filename, return the
2435 lang_dir_names[] relative index of the language directory that is
2437 (get_file_langdir): For F a filename, return the name of the language
2438 directory where F is located.
2439 (get_file_gtfilename): New function. The gt- output file name for an
2441 (get_output_file_with_visibility): Replace in-line computations with
2442 uses of get_file_gtfilename and get_prefix_langdir_index.
2443 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
2445 2008-06-24 Jakub Jelinek <jakub@redhat.com>
2447 PR tree-optimization/36504
2448 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
2449 references without base address.
2451 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2454 * calls.c (expand_call): Increase alignment for recursive functions.
2456 2008-06-23 Anatoly Sokolov <aesok@post.ru>
2458 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
2459 (TARGET_FUNCTION_VALUE): New define.
2460 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
2461 * config/avr/avr.h (FUNCTION_VALUE): Remove.
2463 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
2466 (fmod<mode>3): Ditto.
2467 (remainderxf3): Ditto.
2468 (remainder<mode>3): Ditto.
2470 2008-06-23 Jakub Jelinek <jakub@redhat.com>
2473 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
2474 REG is a hard register.
2476 PR tree-optimization/36508
2477 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
2478 499, don't check it at all in release compilers.
2480 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
2482 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
2483 together with SSE_TARGET_MATH to disable insn pattern.
2484 (*fop_<MODEF:mode>_2_i387): Ditto.
2485 (*fop_<MODEF:mode>_3_i387): Ditto.
2487 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
2489 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
2491 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2494 * gimplify.c (gimplify_asm_expr): Check the return code of
2495 parse_output_constraint call, set function return and is_inout
2498 2008-06-22 Ian Lance Taylor <iant@google.com>
2500 * c-lex.c (narrowest_unsigned_type): Change itk to int.
2501 (narrowest_signed_type): Likewise.
2502 * c-typeck.c (c_common_type): Change local variable mclass to enum
2504 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
2505 tcc_comparison, not the tree code itself.
2506 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
2507 (c_expand_expr): Cast modifier to enum expand_modifier.
2508 * c-common.h (C_RID_CODE): Add casts.
2509 (C_SET_RID_CODE): Define.
2510 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
2511 (c_lex_one_token): Add cast to avoid warning.
2512 (c_parser_objc_type_name): Rename local typename to type_name.
2513 (check_no_duplicate_clause): Change code parameter to enum
2515 (c_parser_omp_var_list_parens): Change kind parameter to enum
2517 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
2518 c_parser_omp_list_var_parens.
2519 (c_parser_omp_threadprivate): Likewise.
2520 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
2521 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
2522 * c-format.c (NO_FMT): Define.
2523 (printf_length_specs): Use NO_FMT.
2524 (asm_fprintf_length_specs): Likewise.
2525 (gcc_diag_length_specs): Likewise.
2526 (scanf_length_specs): Likewise.
2527 (strfmon_length_specs): Likewise.
2528 (gcc_gfc_length_specs): Likewise.
2529 (printf_flag_specs): Change 0 to STD_C89.
2530 (asm_fprintf_flag_specs): Likewise.
2531 (gcc_diag_flag_specs): Likewise.
2532 (gcc_cxxdiag_flag_specs): Likewise.
2533 (scanf_flag_specs): Likewise.
2534 (strftime_flag_specs): Likewise.
2535 (strfmon_flag_specs): Likewise.
2536 (print_char_table): Likewise.
2537 (asm_fprintf_char_table): Likewise.
2538 (gcc_diag_char_table): Likewise.
2539 (gcc_tdiag_char_table): Likewise.
2540 (gcc_cdiag_char_table): Likewise.
2541 (gcc_cxxdiag_char_table): Likewise.
2542 (gcc_gfc_char_table): Likewise.
2543 (scan_char_table): Likewise.
2544 (time_char_table): Likewis.
2545 (monetary_char_table): Likewise.
2546 * c-format.h (BADLEN): Likewise.
2548 2008-06-21 Ian Lance Taylor <iant@google.com>
2550 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
2551 Define END_OF_BASE_TREE_CODES around inclusion.
2552 * tree.c (tree_code_type): New global array.
2553 (tree_code_length, tree_code_name): Likewise.
2554 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
2556 (all-tree.def, s-alltree): New targets.
2557 (gencheck.h, s-gencheck): Remove.
2558 (tree.o): Depend upon all-tree.def.
2559 (build/gencheck.o): Remove gencheck.h dependency.
2560 (mostlyclean): Don't remove gencheck.h.
2561 * c-common.h (enum c_tree_code): Remove.
2562 * c-lang.c (tree_code_type): Remove.
2563 (tree_code_length, tree_code_name): Remove.
2564 * gencheck.c (tree_codes): Include all-tree.def, rather than
2565 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
2567 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
2569 * cp/cp-tree.h (enum cplus_tree_code): Remove.
2570 (operator_name_info): Size to MAX_TREE_CODES.
2571 (assignment_operator_name_info): Likewise.
2572 * cp/cp-lang.c (tree_code_type): Remove.
2573 (tree_code_length, tree_code_name): Remove.
2574 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
2575 (assignment_operator_name_info): Likewise.
2576 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
2578 * cp/mangle.c (write_expression): Likewise.
2579 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
2580 * fortran/f95-lang.c (tree_code_type): Remove.
2581 (tree_code_length, tree_code_name): Remove.
2582 * java/java-tree.h (enum java_tree_code): Remove.
2583 * java/lang.c (tree_code_type): Remove.
2584 (tree_code_length, tree_code_name): Remove.
2585 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
2586 * objc/objc-act.h (enum objc_tree_code): Remove.
2587 * objc/objc-lang.c (tree_code_type): Remove.
2588 (tree_code_length, tree_code_name): Remove.
2589 * objcp/objcp-lang.c (tree_code_type): Remove.
2590 (tree_code_length, tree_code_name): Remove.
2591 * ada/ada-tree.h (enum gnat_tree_code): Remove.
2592 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
2593 * ada/misc.c (tree_code_type): Remove.
2594 (tree_code_length, tree_code_name): Remove.
2596 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
2598 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
2599 the grand_bitmap_obstack.
2601 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2603 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
2604 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
2605 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
2606 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
2607 move_stmt_r, new_label_mapper): Likewise.
2608 * tree-complex.c (cvc_lookup): Likewise.
2609 * tree-dfa.c (create_function_ann): Likewise.
2610 * tree-dump.c (dump_register): Likewise.
2611 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
2612 find_phi_replacement_condition): Likewise.
2613 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
2614 tree_function_versioning): Likewise.
2615 * tree-into-ssa.c (cmp_dfsnum): Likewise.
2616 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
2617 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
2618 get_nonlocal_debug_decl, convert_nonlocal_reference,
2619 convert_nonlocal_omp_clauses, get_local_debug_decl,
2620 convert_local_reference, convert_local_omp_clauses,
2621 convert_nl_goto_reference, convert_nl_goto_receiver,
2622 convert_tramp_reference, convert_call_expr): Likewise.
2623 * tree-outof-ssa.c (contains_tree_r): Likewise.
2624 * tree-parloops.c (reduction_phi, initialize_reductions,
2625 eliminate_local_variables_1, add_field_for_reduction,
2626 add_field_for_name, create_phi_for_local_result,
2627 create_call_for_reduction_1, create_loads_for_reductions,
2628 create_stores_for_reduction, create_loads_and_stores_for_name):
2630 * tree-phinodes.c (allocate_phi_node): Likewise.
2631 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
2632 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
2633 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
2634 * tree-ssa-coalesce.c (compare_pairs): Likewise.
2635 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
2636 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
2637 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
2638 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2639 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
2640 vn_nary_op_insert): Likewise.
2641 * tree-ssa.c (redirect_edge_var_map_add,
2642 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
2643 * tree-vectorizer.c (vectorize_loops): Likewise.
2644 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
2645 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
2646 tree_cons_stat, build1_stat, build_variant_type_copy,
2647 decl_init_priority_lookup, decl_fini_priority_lookup,
2648 decl_priority_info, decl_restrict_base_lookup,
2649 decl_restrict_base_insert, decl_debug_expr_lookup,
2650 decl_debug_expr_insert, decl_value_expr_lookup,
2651 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
2652 type_hash_add, get_file_function_name, tree_check_failed,
2653 tree_not_check_failed, tree_range_check_failed,
2654 omp_clause_range_check_failed, build_omp_clause,
2655 build_vl_exp_stat): Likewise.
2656 * value-prof.c (gimple_histogram_value,
2657 gimple_duplicate_stmt_histograms): Likewise.
2658 * var-tracking.c (attrs_list_insert, attrs_list_copy,
2659 unshare_variable, variable_union_info_cmp_pos, variable_union,
2660 dataflow_set_different_1, dataflow_set_different_2,
2661 vt_find_locations, variable_was_changed, set_variable_part,
2662 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
2663 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
2664 section_entry_hash, object_block_entry_eq,
2665 object_block_entry_hash, create_block_symbol,
2666 initialize_cold_section_name, default_function_rodata_section,
2667 strip_reg_name, set_user_assembler_name, const_desc_eq,
2668 build_constant_desc, output_constant_def, lookup_constant_def,
2669 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
2670 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
2671 default_internal_label): Likewise.
2672 * varray.c (varray_init, varray_grow): Likewise.
2673 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2675 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
2678 operators for "test" insn. Macroize insn using SWI mode macro.
2679 (*jcc_fused_2): Ditto.
2680 (*jcc_fused_3): Macroize insn using SWI mode macro.
2681 (*jcc_fused_4): Ditto.
2683 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
2685 * tree-ssa-pre.c: Fix typo in comment.
2686 (init_antic, fini_antic): Add explicit funtions for
2687 initializing and deinitializing ANTIC and AVAIL sets.
2688 (create_expression_by_pieces): Fix typo in comment.
2689 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
2690 (execute_pre): Eventually dump details about ANTIC_IN.
2692 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2694 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
2695 * gcc.c (translate_options, init_spec, store_arg, read_specs,
2696 add_to_obstack, file_at_path, find_a_file, execute,
2697 add_preprocessor_option, add_assembler_option, add_linker_option,
2698 process_command, insert_wrapper, do_option_spec, do_self_spec,
2699 spec_path, do_spec_1, is_directory, main, used_arg,
2700 getenv_spec_function): Likewise.
2701 * tlink.c (symbol_hash_lookup, file_hash_lookup,
2702 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2705 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2707 * doc/rtl.texi: Updated subreg section.
2709 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2712 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2713 node->needed and node->reachable.
2714 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2715 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2716 (expand_task_call): Don't call expand_task_copyfn.
2717 (expand_task_copyfn): Renamed to...
2718 (finalize_task_copyfn): ... this.
2720 2008-06-19 Jan Hubicka <jh@suse.cz>
2722 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2723 clobbering framepointer.
2725 2008-06-19 Jan Hubicka <jh@suse.cz>
2727 * tree-optimize.c (execute_early_local_optimizations): Set
2728 cgraph_state only at first invocation.
2730 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2732 * system.h (-Wc++-compat): Activate as a warning, no an error.
2734 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2737 instead of "#" in insn asm template.
2738 (*jcc_fused_2): Ditto.
2740 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2742 * config/i386/i386.h (ix86_tune_indices)
2743 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2744 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2745 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2746 (*jcc_fused_2): Ditto.
2747 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2748 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2749 (print operand): Handle 'E' and 'e' code.
2751 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2753 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2754 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2755 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2757 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2759 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2761 (cgraph_expand_function): Use local copy of decl.
2762 (cgraph_expand_all_functions): Remove redundant initialization of
2764 (cgraph_optimize): Reword internal_error message.
2766 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2768 * arm-protos.h (arm_return_in_memory): Remove public
2769 arm_return_in_memory() prototype.
2770 * arm.c (arm_return_in_memory): Add static prototype, add target
2771 hook macro, change definition and comments.
2772 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2774 2008-06-19 Ben Elliston <bje@au.ibm.com>
2776 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2777 real.c: Remove references to IEEE 754R.
2778 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2779 * doc/libgcc.texi (Decimal float library routines): Likewise.
2781 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2783 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2784 (default_unwind_word_mode): Add prototype.
2785 * targhooks.c (default_unwind_word_mode): New function.
2786 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2787 instead of word_mode.
2788 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2789 (TARGET_INITIALIZER): Use it.
2791 * c-common.c (handle_mode_attribute): Support "unwind_word"
2793 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2795 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2796 word_mode to access SjLj_Function_Context member "data".
2797 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2798 conversion from targetm.eh_return_filter_mode () to
2799 targetm.unwind_word_mode () if they differ.
2801 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2802 (BT_FN_UNWINDWORD_PTR): New function type.
2803 (BT_FN_WORD_PTR): Remove.
2804 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2805 * except.c (expand_builtin_extend_pointer): Convert pointer to
2806 targetm.unwind_word_mode () instead of word_mode.
2808 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2809 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2810 (spu_unwind_word_mode): New function.
2811 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2812 (TARGET_UNWIND_WORD_MODE): Define.
2813 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2815 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2817 * config/spu/spu.c (reg_align): Remove.
2818 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2819 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2820 (spu_split_store): Likewise.
2822 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2824 * gcc/tree-vn.c: Fix typo in comment.
2826 2008-06-18 Jan Hubicka <jh@suse.cz>
2828 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2829 toplevel reorder too.
2831 2008-06-18 Jan Hubicka <jh@suse.cz>
2833 * c-opts.c (c_common_post_options): PCH is not compatible with
2835 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2836 -fno-toplevel-reorder by default now.
2838 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2840 PR documentation/30739
2841 * doc/install.texi (Prerequisites): Document dependency on awk.
2843 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2844 Ian Lance Taylor <iant@google.com>
2846 PR rtl-optimization/35604
2847 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2848 only want to change jump destinations, not eventual label comparisons.
2850 2008-06-16 Jan Hubicka <jh@suse.cz>
2852 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2854 (cgraph_analyze_function): Likewise.
2856 2008-06-16 Jan Hubicka <jh@suse.cz>
2858 * cgraph.h (cgraph_mark_if_needed): New function.
2859 * cgraphunit.c (cgraph_mark_if_needed): New function.
2860 * c-decl.c (duplicate_decl): Use it.
2862 2008-06-16 Jan Hubicka <jh@suse.cz>
2864 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2867 2008-06-16 Jan Hubicka <jh@suse.cz>
2869 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2871 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2872 Kazu Hirata <kazu@codesourcery.com>
2873 Maxim Kuvyrkov <maxim@codesourcery.com
2875 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2876 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2877 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2878 EXTRA_SPEC_FUNCTIONS.
2879 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2880 (DRIVER_SELF_SPECS): Adjust.
2881 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2882 * config/mips/st.h, config/mips/t-st: New.
2883 * config/mips/driver-native.c, config/mips/x-native: New.
2884 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2887 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2889 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2891 (ISA_HAS_FP_CONDMOVE): New macro.
2892 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2893 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2894 (ISA_HAS_NMADD3_NMSUB3): New macro.
2895 * config/mips/mips.c (mips_rtx_costs): Update.
2896 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2897 compiling for ST Loongson 2E/2F.
2898 (madd<mode>): Rename to madd4<mode>. Update.
2899 (madd3<mode>): New pattern.
2900 (msub<mode>): Rename to msub4<mode>. Update.
2901 (msub3<mode>): New pattern.
2902 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2903 (nmadd3<mode>): New pattern.
2904 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2905 (nmadd3<mode>_fastmath): New pattern.
2906 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2907 (nmsub3<mode>): New pattern.
2908 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2909 (nmsub3<mode>_fastmath): New pattern.
2910 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2912 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2914 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2915 (DF_REF_INSN_INFO): New.
2916 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2917 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2918 with a NULL DF_REF_INSN_INFO.
2919 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2921 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2922 DF_INSN_INFO_EQ_USES): New.
2923 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2924 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2925 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2926 * df-core.c: Update comment for above changes.
2927 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2928 DF_INSN_UID_* macros.
2929 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2930 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2931 insn rtx. Update all callers.
2932 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2933 df_ref_create_structure, df_insn_refs_collect): Likewise.
2934 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2935 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2936 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2937 macros to access the insn refs.
2938 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2939 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2940 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2941 for accessing the refs.
2942 (try_fwprop_subst): Likewise.
2943 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2944 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2945 for accessing the refs.
2946 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2947 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2948 to look at the insn refs.
2949 (record_uses): Likewise.
2950 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2952 (mark_artificial_uses): Don't mark_insn for artificial refs.
2953 (mark_reg_rependencies): Likewise.
2955 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2957 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2959 * configure: Regenerate.
2961 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2963 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2964 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2965 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2967 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2969 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2970 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2971 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2973 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2975 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2976 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2977 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2979 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2981 * tree-ssa-sccvn.c: Fix format of comments.
2983 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2985 * cgraph.c: Remove unneeded forward declarations of eq_node()
2988 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2990 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2992 (see_update_relevancy): Likewise.
2993 * fwprop.c (try_fwprop_subst): Likewise.
2994 * rtlanal.c (noop_move_p): Likewise.
2995 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2996 notes to non-existing libcall blocks.
2997 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2999 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
3000 (dead_libcall_p): Remove.
3001 (delete_trivially_dead_insns): Don't use it.
3002 * web.c (union_defs): Remove comment about keeping nops.
3003 * gcse.c (hash_scan_insn): Don't take libcall pointers.
3004 (compute_hash_table_work): Don't track libcall notes.
3005 (do_local_cprop): Don't take libcall pointers. Don't update
3007 (adjust_libcall_notes): Deleted.
3008 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
3009 ever have existed in the first place).
3010 (replace_store_insn): Don't try to remove libcall notes.
3011 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
3012 (resolve_reg_notes): Don't call them.
3013 (resolve_simple_move): Likewise.
3014 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
3015 Don't remove REG_RETVAL notes.
3016 * emit-rtl.c (try_split): Don't update libcall notes.
3017 (emit_copy_of_insn_after): Dito.
3018 * cselib.c (cselib_current_insn_in_libcall): Remove.
3019 (cselib_process_insn): Don't set/clear it.
3020 (new_elt_loc_list): Don't record it.
3021 (cselib_init): Don't initialize it.
3022 * cselib.c (struct elt_loc_list): Remove in_libcall field.
3023 * loop-invariant.c (find_invariant_insn): Don't look for libcall
3025 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
3026 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
3027 (init_deps): Don't initialize it.
3028 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
3029 * combine.c (delete_noop_moves): Don't update libcall notes.
3030 (can_combine_p): Remove now pointless #if 0 block.
3031 (try_combine): Remove another obsolete #if 0 block.
3032 (distribute_notes): Don't distribute libcall notes.
3033 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
3034 * dce.c (libcall_dead_p): Remove.
3035 (delete_unmarked_insns): Don't handle libcall blocks.
3036 (preserve_libcall_for_dce): Remove.
3037 (prescan_insns_for_dce): Don't special-case libcall block insns.
3038 * reload1 (reload): Don't handle libcall notes.
3039 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
3042 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
3044 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
3045 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3046 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3048 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
3050 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
3051 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3052 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3054 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3056 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
3058 2008-06-16 Ira Rosen <irar@il.ibm.com>
3060 PR tree-optimization/36493
3061 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
3062 the arguments list. Use VECTYPE to create vector pointer.
3063 (vectorizable_store): Fail if accesses through a pointer to vectype
3064 do not alias the original memory reference operands.
3065 Call vect_create_data_ref_ptr without the removed argument.
3066 (vectorizable_load): Likewise.
3067 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
3070 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
3073 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
3076 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3078 * config/mips/loongson2ef.md: New file.
3079 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
3080 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
3081 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
3082 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
3083 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
3085 (loongson2ef.md): New include.
3086 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
3087 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
3088 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
3089 (loongson_gt_<mode>, loongson_extract_halfword)
3090 (loongson_insert_halfword_0, loongson_insert_halfword_2)
3091 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
3092 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
3093 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
3094 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
3095 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
3096 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
3097 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
3098 (vec_interleave_low<mode>): Define type attribute.
3099 * config/mips/mips.c (mips_ls2): New static variable.
3100 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
3101 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
3102 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
3103 Implement target scheduling hooks.
3104 (mips_multipass_dfa_lookahead): Update to handle tuning for
3106 (mips_sched_init): Initialize data for Loongson scheduling.
3107 (mips_ls2_variable_issue): New static function.
3108 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
3110 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
3111 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
3112 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
3113 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
3114 Handle ST Loongson 2E/2F cores.
3115 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
3117 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3119 * omp-low.c (extract_omp_for_data): Fix comment typo.
3122 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3124 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
3125 FIXME note about gcc/config.guess.
3126 * doc/options.texi (Option file format): Remove non-ASCII bytes.
3127 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
3128 * doc/cppopts.texi: Likewise.
3129 * doc/extend.texi: Likewise.
3130 * doc/gcc.texi: Likewise.
3131 * doc/gccint.texi: Likewise.
3132 * doc/gcov.texi: Likewise.
3133 * doc/gty.texi: Likewise.
3134 * doc/hostconfig.texi: Likewise.
3135 * doc/install.texi: Likewise.
3136 * doc/invoke.texi: Likewise.
3137 * doc/loop.texi: Likewise.
3138 * doc/makefile.texi: Likewise.
3139 * doc/md.texi: Likewise.
3140 * doc/passes.texi: Likewise.
3141 * doc/tm.texi: Likewise.
3142 * doc/tree-ssa.texi: Likewise.
3143 * doc/trouble.texi: Likewise.
3145 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
3146 Nathan Sidwell <nathan@codesourcery.com>
3147 Maxim Kuvyrkov <maxim@codesourcery.com>
3148 Richard Sandiford <rdsandiford@googlemail.com>
3150 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
3151 * config/mips/mips-protos.h (mips_expand_vector_init): New.
3152 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
3154 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
3155 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
3156 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
3158 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
3159 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
3160 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
3161 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
3162 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
3163 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
3164 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
3165 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
3166 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
3167 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
3168 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
3169 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
3170 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
3171 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
3172 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
3173 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
3174 (mips_builtins): Add Loongson builtins.
3175 (mips_loongson_2ef_bdesc): New.
3176 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
3177 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
3178 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
3179 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
3181 (mips_expand_vector_init): New.
3182 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
3183 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
3185 * config/mips/mips.md: Add unspec numbers for Loongson
3186 builtins. Include loongson.md.
3187 (MOVE64): Include Loongson vector modes.
3188 (SPLITF): Include Loongson vector modes.
3189 (HALFMODE): Handle Loongson vector modes.
3190 * config/mips/loongson.md: New.
3191 * config/mips/loongson.h: New.
3192 * config.gcc: Add loongson.h header for mips*-*-* targets.
3193 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
3195 2008-06-14 Joseph Myers <joseph@codesourcery.com>
3197 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
3198 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
3199 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
3200 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
3201 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
3202 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
3203 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
3204 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
3205 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
3206 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
3207 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
3208 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
3209 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
3210 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
3211 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
3212 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
3213 Remove use_fixproto=yes.
3214 (ia64*-*-hpux*): Remove comment about using fixproto.
3215 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
3217 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3219 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
3221 * configure: Regenerate.
3223 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
3226 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
3227 before evaluating it.
3229 2008-06-13 Jakub Jelinek <jakub@redhat.com>
3232 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
3233 nested inline functions.
3234 (start_decl, start_function): Don't invert DECL_EXTERNAL
3235 for nested inline functions.
3237 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3239 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
3240 splits that must be made for correctness.
3242 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3244 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
3245 (AVAIL_NON_MIPS16): Likewise.
3246 (mips_builtin_description): Replace target_flags with a predicate.
3247 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
3248 (dspr2_32): New availability predicates.
3249 (MIPS_BUILTIN): New macro.
3250 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
3251 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
3252 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
3253 Replace the TARGET_FLAGS parameters with AVAIL parameters.
3254 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
3255 (mips_dsp_32only_bdesc): Merge into...
3256 (mips_builtins): ...this new array.
3257 (mips_bdesc_map, mips_bdesc_arrays): Delete.
3258 (mips_init_builtins): Update after above changes.
3259 (mips_expand_builtin_1): Merge into...
3260 (mips_expand_builtin): ...here and update after above changes.
3262 2008-06-12 Paul Brook <paul@codesourcery.com>
3264 * longlong.h (__arm__): Define count_leading_zeros.
3265 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
3266 (clzsi2, clzdi2): New functions.
3267 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
3268 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
3269 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
3270 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
3271 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
3272 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
3273 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
3274 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3275 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
3276 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
3278 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
3280 * config/m68k/m68k.c (m68k_tune_flags): New.
3281 (override_options): Compute m68k_tune_flags.
3282 (MULL_COST, MULW_COST): Update for various variants of CFV2.
3283 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
3285 2008-06-12 Jakub Jelinek <jakub@redhat.com>
3288 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
3290 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
3292 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
3293 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
3295 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
3297 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
3298 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
3300 2008-06-12 Jakub Jelinek <jakub@redhat.com>
3303 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
3306 2008-06-12 Richard Guenther <rguenther@suse.de>
3308 PR tree-optimization/36345
3309 * tree-flow.h (struct ptr_info_def): Align escape_mask,
3310 add memory_tag_needed flag.
3311 (may_alias_p): Declare.
3312 * tree-ssa-alias.c (may_alias_p): Export.
3313 (set_initial_properties): Use memory_tag_needed flag.
3314 (update_reference_counts): Likewise.
3315 (reset_alias_info): Reset memory_tag_needed flag.
3316 (create_name_tags): Check memory_tag_needed flag.
3317 (dump_points_to_info_for): Dump it.
3318 * tree-ssa-structalias.c (struct variable_info): Remove
3319 directly_dereferenced flag.
3320 (new_var_info): Do not initialize it.
3321 (process_constraint_1): Do not set it.
3322 (update_alias_info): Set is_dereferenced flag.
3323 (set_uids_in_ptset): Use may_alias_p.
3324 (set_used_smts): Check memory_tag_needed flag.
3325 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
3326 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
3327 memory_tag_needed flag.
3328 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
3331 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
3333 * config/i386/i386.c (ix86_compute_frame_layout): Disable
3334 red zone for w64 abi.
3335 (ix86_expand_prologue): Likewise.
3336 (ix86_force_to_memory): Likewise.
3337 (ix86_free_from_memory): Likewise.
3339 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
3342 * config/rs6000/rs6000.c (rs6000_override_options): Set
3343 rs6000_isel conditionally to the absence of comand line override.
3344 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3345 Remove duplicate rs6000_isel setting.
3346 * config/rs6000/eabispe.h: Ditto.
3348 2008-06-11 Richard Guenther <rguenther@suse.de>
3350 * alias.c (get_alias_set): Use the element alias-set for arrays.
3351 (record_component_aliases): For arrays and vectors do nothing.
3352 * c-common.c (strict_aliasing_warning): Handle the cases
3353 of alias set zero explicitly.
3354 * Makefile.in (dfp.o-warn): Add -Wno-error.
3356 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3358 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
3360 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
3361 tune_32 tune_64 to supported_defaults. Allow values not
3362 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
3363 x86_64. Do not override cpu_32 or cpu_64 values from target name.
3364 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
3365 with_cpu_64 to generic for 64-bit-supporting configurations, not
3366 with_cpu. Remove FIXMEs.
3367 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
3368 --with-arch-64, --with-tune-32, --with-tune-64): Document.
3369 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
3370 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
3371 arch_32 and arch_64.
3373 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
3374 Olivier Hainque <hainque@adacore.com>
3376 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
3377 Use DECL_SIZE_UNIT to retrieve the size of the field.
3379 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3381 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
3382 with function calls after declarations. Lay out
3383 neon_float_type_node before further use.
3385 2008-06-11 Richard Guenther <rguenther@suse.de>
3387 * tree-flow.h (may_point_to_global_var): Declare.
3388 * tree-ssa-alias.c (may_point_to_global_var): New function.
3389 * tree-ssa-sink.c (is_hidden_global_store): Use it.
3391 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
3393 * configure.ac: Teach that fido supports .debug_line.
3394 * configure: Regenerate.
3396 2008-06-10 Tom Tromey <tromey@redhat.com>
3398 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
3401 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3403 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
3404 (encode_decimal64, decode_decimal64, encode_decimal128,
3405 decode_decimal128): Reverse order of 32-bit parts of value if host
3406 and target endianness differ.
3408 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
3410 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
3411 Avoid division by 0.
3412 (tree_mod_pow2_value_transform): Likewise.
3413 (tree_ic_transform): Likewise.
3414 (tree_stringops_transform): Likewise.
3415 (tree_mod_subtract_transform): Likewise.
3416 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
3417 (copy_edges_for_bb): Likewise.
3418 (initialize_cfun): Likewise.
3420 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3422 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
3423 nonmemory_operand. Add "N" operand constraint.
3425 (*jcc_btdi_mask_rex64): New instruction and split pattern.
3426 (*jcc_btsi_mask): Ditto.
3427 (*jcc_btsi_mask_1): Ditto.
3429 2008-06-10 Joseph Myers <joseph@codesourcery.com>
3431 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
3432 TYPE_CANONICAL for copied element type.
3434 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3437 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
3438 Add m_CORE2 and m_GENERIC.
3439 * config/i386/predicates.md (bt_comparison_operator): New predicate.
3440 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
3442 (*jcc_btdi_rex64): New instruction and split pattern.
3444 (*jcc_btsi_1): Ditto.
3445 (*btsq): Fix Intel asm dialect operand order.
3449 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
3452 * simplify-rtx.c (simplify_subreg): Add check for shift count
3455 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
3457 * doc/md.texi: Synchronize with later constraints.md change.
3458 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
3459 with a C implementation.
3460 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
3462 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
3463 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
3464 when moving to and from MD_REGNUM.
3465 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
3466 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
3467 Handle byte and halfword moves.
3468 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
3470 * config/mips/constraints.md (h): Turn into NO_REGS.
3471 (l, x): Update documentation.
3472 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
3473 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
3474 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
3475 (HILO): New mode iterator.
3477 (any_div): New code iterator.
3478 (u): Extend code attribute to div and udiv.
3479 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
3480 d_operand in the splitters. Remove redundant CONST_INT checks.
3481 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
3482 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
3483 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
3484 accordingly, using normal moves instead of unspecs to move LO into
3485 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
3486 (<u>mulsidi3): Handle expansion in C code.
3487 (<u>mulsidi3_32bit_internal): Rename to...
3488 (<u>mulsidi3_32bit): ...this.
3489 (<u>mulsidi3_32bit_r4000): Fix insn separator.
3490 (*<u>mulsidi3_64bit): Rename to...
3491 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
3492 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
3493 to set LO and HI to the multiplication result. Use a normal move
3494 for MFLO and an unspec for MFHI.
3495 (*<u>mulsidi3_64bit_parts): Replace with...
3496 (<u>mulsidi3_64bit_hilo): ...this new instruction.
3497 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
3498 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
3499 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
3500 instead of HI. Split the instruction into a separate multiplication
3501 and MFHI if !TARGET_FIX_R4000.
3502 (<su>muldi3_highpart): Likewise.
3503 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
3504 and the "=h" clobber.
3505 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
3506 (<u>mulditi3): New expander.
3507 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
3508 (madsi): Remove "=h" clobber.
3509 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
3510 Force the modulus result to be a GPR and split the instruction into
3511 a division followed by an MFHI after reload.
3512 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
3513 (*lea_high64): Use d_operand in the define_peephole2. Likewise
3514 the MIPS16 HIGH define_split.
3515 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
3516 of acc<->gpr moves to "multi".
3517 (*movdi_64bit): Replace the single "x" alternative with
3518 alternatives for moving into and out of "a".
3519 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
3520 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
3521 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
3522 Use d_operand in the splitters. Remove redundant CONST_INT checks.
3523 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
3524 (movti): New expander.
3525 (*movti, *movti_mips16): New insns.
3526 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
3527 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
3528 (mthi<GPR:mode>_<HILO:mode>): Likewise.
3529 * config/mips/predicates.md (fpr_operand): Delete.
3530 (d_operand): New predicate.
3532 2008-06-09 Michael Meissner <michael.meissner@amd.com>
3534 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
3535 failure on some Bourne shells.
3536 (x86_64-*-*): Ditto.
3538 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
3540 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
3542 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3544 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
3545 (sparc-sun-solaris2*): Likewise.
3547 2008-06-09 Arnaud Charlet <charlet@adacore.com
3549 * doc/install.texi: Update requirements to build the Ada compiler.
3551 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
3553 * df-scan.c (struct df_scan_problem_data): Remove the
3554 mw_link_pool alloc pool.
3555 (df_scan_free_internal): Don't free it.
3556 (df_scan_alloc): Don't allocate it.
3557 * df.h (struct df_link): Update comment.
3559 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
3561 * except.h: Correct checks for when SJLJ exceptions must be used.
3563 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3565 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
3568 2008-06-08 Joseph Myers <joseph@codesourcery.com>
3570 PR tree-optimization/36218
3571 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
3572 configure for the build system.
3573 (BUILD_LDFLAGS): Define.
3574 * configure: Regenerate.
3575 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
3577 2008-07-08 Anatoly Sokolov <aesok@post.ru>
3580 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
3581 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
3582 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
3584 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
3586 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
3588 2008-06-07 Joseph Myers <joseph@codesourcery.com>
3590 * config.gcc (Obsolete configurations): Remove list of
3592 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
3593 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
3594 targets matched by those patterns.
3595 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
3596 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
3597 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
3598 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
3599 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3600 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3601 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
3602 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
3603 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
3604 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
3605 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
3606 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
3607 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
3608 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
3609 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
3610 Make code for Solaris 7 and greater unconditional for Solaris.
3611 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
3612 Remove --with-* handling.
3613 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
3614 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
3615 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
3616 LINK_OS_WINDISS_SPEC): Remove.
3617 * config/rs6000/sysv4.opt (mwindiss): Remove.
3618 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
3619 * configure: Regenerate.
3620 * doc/cpp.texi: Don't mention BeOS.
3621 * doc/extend.texi (interrupt): Don't mention MS1.
3622 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
3623 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
3624 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
3625 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
3626 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
3628 * doc/invoke.texi (MT Options): Remove.
3629 (-mwindiss): Remove.
3630 (CRIS Options): Remove cris-axis-aout references.
3631 (HPPA Options): Don't mention hppa1.1-*-pro.
3632 * doc/md.texi: (MorphoTech family): Remove.
3633 * libgcc2.c: Don't handle UWIN.
3634 * config/alpha/t-unicosmk: Remove.
3635 * config/alpha/unicosmk.h: Remove.
3636 * config/arm/kaos-arm.h: Remove.
3637 * config/arm/kaos-strongarm.h: Remove.
3638 * config/arm/strongarm-coff.h: Remove.
3639 * config/arm/strongarm-elf.h: Remove.
3640 * config/arm/strongarm-pe.h: Remove.
3641 * config/arm/t-strongarm-pe: Remove.
3642 * config/arm/t-xscale-coff: Remove.
3643 * config/arm/t-xscale-elf: Remove.
3644 * config/arm/xscale-coff.h: Remove.
3645 * config/arm/xscale-elf.h: Remove.
3646 * config/chorus.h: Remove.
3647 * config/cris/aout.h: Remove.
3648 * config/cris/aout.opt: Remove.
3649 * config/cris/t-aout: Remove.
3650 * config/i386/beos-elf.h: Remove.
3651 * config/i386/kaos-i386.h: Remove.
3652 * config/i386/ptx4-i.h: Remove.
3653 * config/i386/sco5.h: Remove.
3654 * config/i386/sco5.opt: Remove.
3655 * config/i386/sysv4-cpp.h: Remove.
3656 * config/i386/sysv5.h: Remove.
3657 * config/i386/t-beos: Remove.
3658 * config/i386/t-sco5: Remove.
3659 * config/i386/t-uwin: Remove.
3660 * config/i386/uwin.asm: Remove.
3661 * config/i386/uwin.h: Remove.
3662 * config/kaos.h: Remove.
3663 * config/mips/windiss.h: Remove.
3664 * config/mt: Remove directory.
3665 * config/pa/pa-osf.h: Remove.
3666 * config/pa/pa-pro-end.h: Remove.
3667 * config/pa/t-pro: Remove.
3668 * config/ptx4.h: Remove.
3669 * config/rs6000/beos.h: Remove.
3670 * config/rs6000/kaos-ppc.h: Remove.
3671 * config/rs6000/t-beos: Remove.
3672 * config/rs6000/windiss.h: Remove.
3673 * config/sh/kaos-sh.h: Remove.
3674 * config/sol2-6.h: Remove.
3675 * config/sparc/sol26-sld.h: Remove.
3676 * config/sparc/sysv4-only.h: Remove.
3677 * config/vax/bsd.h: Remove.
3678 * config/vax/t-memfuncs: Remove.
3679 * config/vax/ultrix.h: Remove.
3680 * config/vax/vaxv.h: Remove.
3681 * config/windiss.h: Remove.
3683 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3685 PR rtl-optimization/36438
3686 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
3687 for vector shifts with constant scalar shift operands.
3689 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3691 * doc/invoke.texi: Document -march=xlr.
3692 * config/mips/xlr.md: New file.
3693 * config/mips/mips.md: Include it.
3695 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
3696 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
3697 (mips_rtx_cost_data): Likewise.
3699 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
3701 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
3702 PRE_INC and PRE_DEC cases.
3704 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3706 PR rtl-optimization/36419
3707 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3708 the emitting jump insn.
3711 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3712 is not bool, boolify the whole *expr_p and convert to the desired type.
3714 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3716 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3717 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3718 Add omp_private_outer_ref hook, add another argument to
3719 omp_clause_default_ctor hook.
3720 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3721 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3722 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3723 hook_tree_tree_tree_tree_null.
3724 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3725 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3726 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3727 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3728 * tree.def (OMP_TASK): New tree code.
3729 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3730 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3731 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3732 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3733 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3734 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3735 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3736 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3737 (OMP_DIRECTIVE_P): Add OMP_TASK.
3738 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3739 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3740 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3741 and OMP_CLAUSE_UNTIED entries.
3742 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3744 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3745 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3746 * tree-pretty-print.c (dump_omp_clause): Handle
3747 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3748 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3749 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3750 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3751 warning about unsigned iterators. Change decl/init/cond/incr
3752 arguments to TREE_VECs, check arguments for all collapsed loops.
3753 (c_finish_omp_taskwait): New function.
3754 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3756 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3757 default_function_array_conversion on init. Add par_clauses argument.
3758 If decl is present in parallel's lastprivate clause, change it to
3759 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3760 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3761 collapse count in clauses.
3762 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3763 c_parser_omp_for_loop callers.
3764 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3765 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3766 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3767 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3769 (c_parser_omp_clause_schedule): Handle schedule(auto).
3770 Include correct location in the error message.
3771 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3772 and PRAGMA_OMP_CLAUSE_UNTIED.
3773 (OMP_TASK_CLAUSE_MASK): Define.
3774 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3775 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3776 * tree-nested.c (convert_nonlocal_omp_clauses,
3777 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3778 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3779 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3780 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3782 (conver_nonlocal_reference, convert_local_reference,
3783 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3784 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3785 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3786 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3787 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3788 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3789 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3790 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3791 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3793 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3794 * c-common.h (c_finish_omp_taskwait): New prototype.
3795 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3796 * tree-parloops.c (create_parallel_loop): Create 1 entry
3797 vectors for OMP_FOR_{INIT,COND,INCR}.
3798 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3799 (make_edges): Handle OMP_TASK.
3800 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3801 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3802 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3803 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3804 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3805 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3806 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3807 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3808 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3809 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3810 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3811 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3812 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3813 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3814 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3815 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3816 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3817 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3818 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3819 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3820 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3821 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3822 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3823 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3824 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3825 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3826 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3827 original iterator is present in lastprivate clause or if
3828 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3829 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3830 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3831 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3832 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3833 if it is set, lookup var in outer contexts too. Handle
3834 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3835 to be implicitly determined firstprivate for task regions.
3836 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3837 if it is set, lookup var in outer contexts too. Set
3838 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3839 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3840 OMP_CLAUSE_UNTIED. Take region_type as last argument
3841 instead of in_parallel and in_combined_parallel.
3842 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3844 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3845 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3846 (new_omp_context): Set default_kind to
3847 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3848 (omp_region_type): New enum.
3849 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3850 fields, add region_type.
3851 (new_omp_context): Take region_type as argument instead of is_parallel
3852 and is_combined_parallel.
3853 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3854 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3855 ctx->is_combined_parallel checks.
3856 (gimplify_omp_task): New function.
3857 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3859 * omp-low.c (extract_omp_for_data): Use schedule(static)
3860 for schedule(auto). Handle pointer and unsigned iterators.
3861 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3862 Add loops argument. Extract data for collapsed OMP_FOR loops.
3863 (expand_parallel_call): Assert sched_kind isn't auto,
3864 map runtime schedule to index 3.
3865 (struct omp_for_data_loop): New type.
3866 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3867 Add loop, loops, collapse and iter_type fields.
3868 (workshare_safe_to_combine_p): Disallow combined for if
3869 iter_type is unsigned long long. Don't combine collapse > 1 loops
3870 unless all bounds and steps are constant. Adjust extract_omp_for_data
3872 (expand_omp_for_generic): Handle pointer, unsigned and long long
3873 iterators. Handle collapsed OMP_FOR loops. Adjust
3874 for struct omp_for_data changes. If libgomp function doesn't return
3875 boolean_type_node, add comparison of the return value with 0.
3876 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3877 pointer, unsigned and long long iterators. Adjust for struct
3878 omp_for_data changes.
3879 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3880 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3881 unsigned long long. Allocate loops array, pass it to
3882 extract_omp_for_data. For collapse > 1 loops use always
3883 expand_omp_for_generic.
3884 (omp_context): Add sfield_map and srecord_type fields.
3885 (is_task_ctx, lookup_sfield): New functions.
3886 (use_pointer_for_field): Use is_task_ctx helper. Change first
3887 argument's type from const_tree to tree. Clarify comment.
3888 In OMP_TASK disallow copy-in/out sharing.
3889 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3890 (install_var_field): Add mask argument. Populate both record_type
3891 and srecord_type if needed.
3892 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3894 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3895 and DECL_FIELD_OFFSET.
3896 (scan_sharing_clauses): Adjust install_var_field callers. For
3897 firstprivate clauses on explicit tasks allocate the var by value in
3898 record_type unconditionally, rather than by reference.
3899 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3900 Use is_taskreg_ctx instead of is_parallel_ctx.
3901 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3902 (create_omp_child_function_name): Add task_copy argument, use
3903 *_omp_cpyfn* names if it is true.
3904 (create_omp_child_function): Add task_copy argument, if true create
3905 *_omp_cpyfn* helper function.
3906 (scan_omp_parallel): Adjust create_omp_child_function callers.
3907 Rename parallel_nesting_level to taskreg_nesting_level.
3908 (scan_omp_task): New function.
3909 (lower_rec_input_clauses): Don't run constructors for firstprivate
3910 explicit task vars which are initialized by *_omp_cpyfn*.
3911 Pass outer var ref to omp_clause_default_ctor hook if
3912 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3913 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3914 OMP_CLAUSE_REDUCTION_INIT.
3915 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3916 avoid duplicate setting of fields. Handle
3917 OMP_CLAUSE_PRIVATE_OUTER_REF.
3918 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3919 copy-out if TREE_READONLY, only copy-in.
3920 (expand_task_copyfn): New function.
3921 (expand_task_call): New function.
3922 (struct omp_taskcopy_context): New type.
3923 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3925 (lower_omp_parallel): Rename to...
3926 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3927 Call create_task_copyfn if srecord_type is needed. Adjust
3929 (task_shared_vars): New variable.
3930 (check_omp_nesting_restrictions): Warn if work-sharing,
3931 barrier, master or ordered region is closely nested inside OMP_TASK.
3932 Add warnings for barrier if closely nested inside of work-sharing,
3933 ordered, or master region.
3934 (scan_omp_1): Call check_omp_nesting_restrictions even for
3935 GOMP_barrier calls. Rename parallel_nesting_level to
3936 taskreg_nesting_level. Handle OMP_TASK.
3937 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3938 work-sharing construct, continue looking for them on parent parallel
3940 (lower_omp_for_lastprivate): Add lastprivate clauses
3941 to the beginning of dlist rather than end. Adjust for struct
3942 omp_for_data changes.
3943 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3944 not after it. Handle collapsed OMP_FOR loops, adjust for
3945 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3946 (get_ws_args_for): Adjust extract_omp_for_data caller.
3947 (scan_omp_for): Handle collapsed OMP_FOR
3948 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3949 (lower_omp_single_simple): If libgomp function doesn't return
3950 boolean_type_node, add comparison of the return value with 0.
3951 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3952 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3953 (parallel_nesting_level): Rename to...
3954 (taskreg_nesting_level): ... this.
3955 (is_taskreg_ctx): New function.
3956 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3958 (execute_lower_omp): Rename parallel_nesting_level to
3959 taskreg_nesting_level.
3960 (expand_omp_parallel): Rename to...
3961 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3962 Call omp_task_call for OMP_TASK regions.
3963 (expand_omp): Adjust caller, handle OMP_TASK.
3964 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3966 * bitmap.c (bitmap_default_obstack_depth): New variable.
3967 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3968 if argument is NULL and bitmap_default_obstack is already initialized.
3969 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3971 * matrix-reorg.c (matrix_reorg): Likewise.
3973 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3975 * config/i386/i386.md (*indirect_jump): Macroize using P
3976 mode iterator. Remove !TARGET_64BIT from insn constraints.
3977 (*tablejump_1): Ditto.
3978 (*indirect_jump_rex64): Remove insn pattern.
3979 (*tablejump_1_rex64): Ditto.
3980 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3981 and eh_return_si insn patterns.
3983 2008-06-06 Richard Guenther <rguenther@suse.de>
3985 * tree-ssa-structalias.c (merge_smts_into): Remove.
3986 (find_what_p_points_to): Do not bother to compute the
3987 points-to set for pt_anything pointers.
3988 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3989 for pt_anything pointers is ok.
3991 2008-06-06 Jan Hubicka <jh@suse.cz>
3993 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3995 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3997 * cgraph.c: Fix typos in comments.
3998 (cgraph_availability_names): Fix string typo.
3999 * fold-const.c: Fix typos in comments.
4000 (fold_binary): Fix typo in warning.
4001 * genautomata.c: Fix typos in comments.
4002 (check_presence_pattern_sets): Fix typo in local variable.
4003 (output_description): Fix typo in output.
4004 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
4005 * hwint.h: Likewise.
4006 * matrix-reorg.c (check_allocation_function): Likewise.
4007 * omega.c (smooth_weird_equations): Likewise.
4008 * auto-inc-dec.c: Fix typos in comments.
4009 * bb-reorder.c: Likewise.
4010 * builtins.c: Likewise.
4011 * c-common.c: Likewise.
4012 * c-cppbuiltin.c: Likewise.
4013 * c-parser.c: Likewise.
4014 * c-pretty-print.c: Likewise.
4015 * cfgcleanup.c: Likewise.
4016 * cfgexpand.c: Likewise.
4017 * cfghooks.c: Likewise.
4018 * cfglayout.c: Likewise.
4019 * cfgloopmanip.c: Likewise.
4020 * cgraphunit.c: Likewise.
4021 * coverage.c: Likewise.
4022 * dbxout.c: Likewise.
4023 * df-byte-scan.c: Likewise.
4024 * df-core.c: Likewise.
4025 * df-problems.c: Likewise.
4026 * df-scan.c: Likewise.
4028 * dominance.c: Likewise.
4029 * domwalk.c: Likewise.
4031 * dwarf2out.c: Likewise.
4032 * emit-rtl.c: Likewise.
4033 * et-forest.c: Likewise.
4034 * function.c: Likewise.
4035 * function.h: Likewise.
4037 * gcov-io.c: Likewise.
4040 * genattrtab.c: Likewise.
4041 * ggc-page.c: Likewise.
4042 * gimplify.c: Likewise.
4043 * gthr-lynx.h: Likewise.
4044 * haifa-sched.c: Likewise.
4045 * ipa-cp.c: Likewise.
4046 * ipa-inline.c: Likewise.
4047 * ipa-prop.h: Likewise.
4048 * ipa-pure-const.c: Likewise.
4049 * ipa-struct-reorg.c: Likewise.
4050 * ipa-struct-reorg.h: Likewise.
4051 * ipa-type-escape.c: Likewise.
4053 * loop-doloop.c: Likewise.
4054 * mips-tfile.c: Likewise.
4055 * mkmap-flat.awk: Likewise.
4056 * mkmap-symver.awk: Likewise.
4057 * modulo-sched.c: Likewise.
4058 * omp-low.c: Likewise.
4059 * optabs.c: Likewise.
4060 * optabs.h: Likewise.
4062 * passes.c: Likewise.
4063 * postreload-gcse.c: Likewise.
4064 * postreload.c: Likewise.
4065 * predict.c: Likewise.
4066 * pretty-print.h: Likewise.
4067 * profile.c: Likewise.
4068 * protoize.c: Likewise.
4069 * ra-conflict.c: Likewise.
4071 * recog.c: Likewise.
4072 * regclass.c: Likewise.
4074 * reload.c: Likewise.
4075 * rtl-error.c: Likewise.
4076 * rtlanal.c: Likewise.
4078 * sched-rgn.c: Likewise.
4081 * target.h: Likewise.
4082 * tree-dfa.c: Likewise.
4083 * tree-eh.c: Likewise.
4084 * tree-flow-inline.h: Likewise.
4085 * tree-inline.c: Likewise.
4086 * tree-into-ssa.c: Likewise.
4087 * tree-loop-distribution.c: Likewise.
4088 * tree-nested.c: Likewise.
4089 * tree-parloops.c: Likewise.
4090 * tree-pass.h: Likewise.
4091 * tree-pretty-print.c: Likewise.
4092 * tree-profile.c: Likewise.
4093 * tree-scalar-evolution.c: Likewise.
4094 * tree-sra.c: Likewise.
4095 * tree-ssa-alias-warnings.c: Likewise.
4096 * tree-ssa-ccp.c: Likewise.
4097 * tree-ssa-coalesce.c: Likewise.
4098 * tree-ssa-dom.c: Likewise.
4099 * tree-ssa-dse.c: Likewise.
4100 * tree-ssa-forwprop.c: Likewise.
4101 * tree-ssa-live.c: Likewise.
4102 * tree-ssa-live.h: Likewise.
4103 * tree-ssa-loop-im.c: Likewise.
4104 * tree-ssa-loop-ivopts.c: Likewise.
4105 * tree-ssa-loop-niter.c: Likewise.
4106 * tree-ssa-loop-prefetch.c: Likewise.
4107 * tree-ssa-phiopt.c: Likewise.
4108 * tree-ssa-phiprop.c: Likewise.
4109 * tree-ssa-sccvn.c: Likewise.
4110 * tree-ssa-ter.c: Likewise.
4111 * tree-ssa-threadupdate.c: Likewise.
4112 * tree-ssa.c: Likewise.
4113 * tree-vect-analyze.c: Likewise.
4114 * tree-vect-transform.c: Likewise.
4115 * tree-vectorizer.c: Likewise.
4116 * tree-vn.c: Likewise.
4117 * tree-vrp.c: Likewise.
4119 * tree.def: Likewise.
4121 * unwind-dw2-fde.c: Likewise.
4122 * unwind.inc: Likewise.
4123 * value-prof.c: Likewise.
4124 * vmsdbgout.c: Likewise.
4126 2008-06-05 David Edelsohn <edelsohn@gnu.org>
4128 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
4129 always place FP constants in the TOC for TARGET_POWERPC64.
4130 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
4132 2008-06-05 Joseph Myers <joseph@codesourcery.com>
4134 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
4135 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
4136 enable for TARGET_E500_DOUBLE.
4137 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
4138 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
4139 floating-point modes like integer modes for E500 double.
4140 (rs6000_legitimate_offset_address_p): Likewise.
4141 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
4142 addressing for DDmode for E500 double.
4143 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
4144 modes as using 64-bits of registers for E500 double.
4145 (spe_build_register_parallel): Do not handle DDmode or TDmode.
4146 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
4147 specially for E500 double.
4148 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
4149 TDmode for E500 double.
4150 (rs6000_gimplify_va_arg): Only handle SDmode in registers
4151 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
4152 (rs6000_split_multireg_move): Do not handle TDmode specially for
4154 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
4155 using 64-bit registers for E500 double.
4156 (emit_frame_save): Do not handle DDmode specially for E500 double.
4157 (gen_frame_mem_offset): Likewise.
4158 (rs6000_function_value): Do not call spe_build_register_parallel
4159 for DDmode or TDmode.
4160 (rs6000_libcall_value): Likewise.
4161 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
4162 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
4165 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
4167 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
4170 2008-06-04 Junjie Gu <jgu@tensilica.com>
4172 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
4173 comparison for frame pointers.
4175 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
4178 * config/avr/avr.h (PUSH_ROUNDING): Remove.
4180 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
4183 * builtins.c (expand_builtin_signbit): Don't take lowpart when
4184 register is already smaller or equal to required mode.
4186 2008-06-04 Xinliang David Li <davidxl@google.com>
4188 * tree-call-cdce.c: New file.
4189 (cond_dead_built_in_calls): New static variable.
4190 (input_domain): New struct.
4191 (check_pow): New function.
4192 (check_builtin_call): Ditto.
4193 (check_target_format): Ditto.
4194 (is_call_dce_candidate): Ditto.
4195 (gen_one_condition): Ditto.
4196 (gen_conditions_for_domain): Ditto.
4197 (get_domain): Ditto.
4198 (gen_conditions_for_pow_cst_base): Ditto.
4199 (gen_conditions_for_pow_int_base): Ditto.
4200 (gen_conditions_for_pow): Ditto.
4201 (get_no_error_domain): Ditto.
4202 (gen_shrink_wrap_conditions): Ditto.
4203 (shrink_wrap_one_built_in_call): Ditto.
4204 (shink_wrap_conditional_dead_built_in_calls): Ditto.
4205 (tree_call_cdce): Ditto.
4206 (gate_call_cdce): Ditto.
4207 (pass_call_cdce): New gimple pass.
4208 * passes.c: (init_optimization_passes): New pass.
4209 * tree-pass.h: New pass declaration.
4210 * opts.c (decode_options): New flag setting.
4211 * common.opt: Add -ftree-builtin-call-dce flag.
4212 * Makefile.in: Add new source file.
4213 * tempvar.def: New tv_id.
4214 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
4216 2008-06-04 Richard Guenther <rguenther@suse.de>
4218 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
4219 (is_call_clobbered): Always check var_ann->call_clobbered.
4220 (mark_call_clobbered): Always set var_ann->call_clobbered.
4221 (clear_call_clobbered): Always clear var_ann->call_clobbered.
4222 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
4223 (reset_alias_info): Clear call clobbering info on MTAGs and
4225 (set_pt_anything): Set pt_global_mem.
4226 (create_tag_raw): Adjust comment.
4227 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
4229 2008-06-04 Joseph Myers <joseph@codesourcery.com>
4230 Maxim Kuvyrkov <maxim@codesourcery.com>
4232 * config/m68k/m68k.opt (mxgot): New option.
4233 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
4234 (m68k_output_addr_const_extra): New.
4235 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
4236 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
4237 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
4238 * doc/invoke.texi (M680x0 Options): Document -mxgot.
4240 2008-06-04 Richard Guenther <rguenther@suse.de>
4242 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
4243 negative or non-representable offsets.
4245 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
4247 * config/i386/i386.c (ix86_gen_leave): New.
4248 (ix86_gen_pop1): Likewise.
4249 (ix86_gen_add3): Likewise.
4250 (ix86_gen_sub3): Likewise.
4251 (ix86_gen_sub3_carry): Likewise.
4252 (ix86_gen_one_cmpl2): Likewise.
4253 (ix86_gen_monitor): Likewise.
4254 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
4255 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
4256 ix86_gen_one_cmpl2 and ix86_gen_monitor.
4257 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
4258 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
4259 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
4260 (ix86_expand_epilogue): Updated.
4261 (print_operand): Handle integer register operand for 'z'.
4262 (ix86_expand_strlensi_unroll_1): Likewise.
4263 (ix86_expand_strlen): Likewise.
4264 (ix86_expand_builtin): Likewise.
4265 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
4266 mov{q}/mov{l} and add{q}/add{l}.
4268 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4270 * config/i386/i386.md (P): New mode iterator.
4271 (SFmode push_operand splitter): Macroize DImode and SImode pushes
4272 using P mode iterator.
4273 (DFmode push_operand splitter): Ditto.
4274 (XFmode push_operand splitter): Ditto.
4275 (DFmode float_extend SFmode push_operand splitter): Ditto.
4276 (XFmode float_extend SFmode push_operand splitter): Do not generate
4277 SImode pushes for 64bit target. Macroize Dimode and SImode
4278 pushes using P mode iterator.
4279 (XFmode float_extend DFmode push_operand splitter): Ditto.
4281 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4283 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
4284 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
4285 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
4287 (ix86_call_abi_override): Remove check for call_used_regs.
4289 2008-06-03 Richard Guenther <rguenther@suse.de>
4291 * tree-ssa-structalias.c (find_func_aliases): Add constraints
4292 for the lhs of calls if the return type contains pointers.
4294 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
4296 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
4297 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
4298 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
4299 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
4300 of cfun and DEFAULT_ABI to deceide abi mode.
4302 (REG_PARM_STACK_SPACE): Removed.
4303 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
4304 (STACK_BOUNDARY): Use default target to deceide stack boundary.
4305 * config/i386/i386-protos.h (ix86_cfun_abi): New.
4306 (ix86_function_abi): Likewise.
4307 (ix86_function_type_abi): Likewise.
4308 (ix86_call_abi_override): Likewise.
4309 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
4310 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
4311 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
4312 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
4314 (X86_64_REGPARM_MAX): New.
4315 (X86_64_SSE_REGPARM_MAX): New.
4316 (X64_REGPARM_MAX): New.
4317 (X64_SSE_REGPARM_MAX): New.
4318 (X86_32_REGPARM_MAX): New.
4319 (X86_32_SSE_REGPARM_MAX): New.
4320 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
4321 (ix86_function_regparm): Handle user calling abi.
4322 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
4323 by DEFAULT_ABI versus SYSV_ABI check.
4324 (ix86_reg_parm_stack_space): New.
4325 (ix86_function_type_abi): New.
4326 (ix86_call_abi_override): New.
4327 (ix86_function_abi): New.
4328 (ix86_cfun_abi): New.
4329 (init_cumulative_args): Call abi specific initialization.
4330 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
4331 (function_arg_64): Extend SSE_REGPARM_MAX check.
4332 (function_arg (): Remove TARGET_64BIT_MS_ABI.
4333 (ix86_pass_by_reference): Likewise.
4334 (ix86_function_value_regno_p): Likewise.
4335 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
4336 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
4337 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
4338 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
4339 (setup_incoming_varargs_64): Adjust regparm for call abi.
4340 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
4341 (ix86_va_start): Likewise.
4342 (ix86_gimplify_va_arg): Likewise.
4343 (ix86_expand_prologue): Likewise.
4344 (output_pic_addr_const): Likewise.
4345 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
4346 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
4347 (x86_output_mi_thunk): Likewise.
4348 (x86_function_profiler): Likewise.
4349 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
4350 (SYSV_ABI, MS_ABI): New constants.
4352 (init_regs): Add prototype of function in regclass.c file.
4353 (OVERRIDE_ABI_FORMAT): New.
4354 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
4355 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
4356 (OUTGOING_REG_PARM_STACK_SPACE): New.
4357 (ix86_reg_parm_stack_space): New prototype.
4358 (CUMULATIVE_ARGS): Add call_abi member.
4359 (machine_function): Add call_abi member.
4360 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
4361 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
4363 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
4366 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
4367 (avr_builtin_setjmp_frame_value): New function.
4368 * config/avr/avr.md (nonlocal_goto_receiver): Define.
4369 (nonlocal_goto): Define.
4371 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
4373 * config/mips/mips.c (mips_emit_loadgp): Return early if
4374 there is nothing do to, otherwise emit a blockage if
4375 !TARGET_EXPLICIT_RELOCS || crtl->profile.
4376 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
4378 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4380 * configure.ac: Drop unneeded backslash ending up in config.in.
4381 * acinclude.m4: Likewise.
4382 * config.in: Regenerate.
4384 2008-05-26 Jan Hubicka <jh@suse.cz>
4386 * predict.c (maybe_hot_frequency_p): Break out of...
4387 (maybe_hot_bb_p): ... here.
4388 (maybe_hot_edge_p): New.
4389 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
4390 * basic-block.h (maybe_hot_edge_p): Declare.
4392 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4394 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
4395 (*cmpfp_<mode>_cc): Ditto.
4396 (*fp_jcc_8<mode>_387): Ditto.
4397 (*fop_<MODEF:mode>_2_i387): Ditto.
4398 (*fop_<MODEF:mode>_3_i387): Ditto.
4399 (*fop_xf_2_i387): Ditto.
4400 (*fop_xf_3_i387): Ditto.
4402 2008-06-02 Tomas Bily <tbily@suse.cz>
4404 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
4406 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4408 * config/mips/mips.c (mips_valid_offset_p): New function.
4409 (mips_valid_lo_sum_p): Likewise.
4410 (mips_classify_address): Use them.
4411 (mips_force_address): New function.
4412 (mips_legitimize_address): Use it.
4413 * config/mips/mips.md (MOVE128): New mode iterator.
4414 (movtf): Require TARGET_64BIT. Remove empty strings.
4415 (*movtf_internal): Rename to...
4416 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
4417 of "R" and use {,fp}{load,store} attributes instead of "multi".
4418 Use a separate define_split.
4419 (*movtf_mips16): New pattern.
4421 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4423 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
4424 * config/mips/mips.c (mips_expand_before_return): New function.
4425 (mips_expand_epilogue): Call it.
4426 * config/mips/mips.md (return): Turn into a define_expand.
4427 (*return): New insn.
4429 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
4431 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
4432 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
4433 functions. Do not emit uses and clobbers of CONCATs; individually
4434 use and clobber their operands.
4435 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
4436 gen_clobber, emit_use and gen_use.
4437 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
4438 (expand_builtin_return): Likewise.
4439 * cfgbuild.c (count_basic_blocks): Likewise.
4440 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
4441 * explow.c (emit_stack_restore): Likewise.
4442 * expmed.c (extract_bit_field_1): Likewise.
4443 * expr.c (convert_move, emit_move_complex_parts): Likewise.
4444 (emit_move_multi_word, store_constructor): Likewise.
4445 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
4446 (thread_prologue_and_epilogue_insns): Likewise.
4447 * lower-subreg.c (resolve_simple_move): Likewise.
4448 * optabs.c (widen_operand, expand_binop): Likewise.
4449 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
4450 * reload.c (find_reloads): Likewise.
4451 * reload1.c (eliminate_regs_in_insn): Likewise.
4452 * stmt.c (expand_nl_goto_receiver): Likewise.
4453 * config/alpha/alpha.md (builtin_longjmp): Likewise.
4454 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4455 * config/arm/arm.c (arm_load_pic_register): Likewise.
4456 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
4457 * config/arm/arm.md (untyped_return): Likewise.
4458 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
4459 * config/avr/avr.c (expand_prologue): Likewise.
4460 * config/bfin/bfin.c (do_unlink): Likewise.
4461 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
4462 * config/cris/cris.c (cris_expand_prologue): Likewise.
4463 * config/darwin.c (machopic_indirect_data_reference): Likewise.
4464 (machopic_legitimize_pic_address): Likewise.
4465 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
4466 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
4467 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
4468 (ix86_expand_convert_uns_didf_sse): Likewise.
4469 (ix86_expand_vector_init_general): Likewise.
4470 * config/ia64/ia64.md (eh_epilogue): Likewise.
4471 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
4472 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
4473 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
4474 (config/iq2000/iq2000.c): Likewise.
4475 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4476 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
4477 (builtin_longjmp): Likewise.
4478 * config/mn10300/mn10300.md (call, call_value): Likewise.
4479 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
4480 * config/pdp11/pdp11.md (abshi2): Likewise.
4481 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4482 * config/s390/s390.c (s390_emit_prologue): Likewise.
4483 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
4484 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
4485 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
4486 * config/sh/sh.c (prepare_move_operands): Likewise.
4487 (output_stack_adjust, sh_expand_epilogue): Likewise.
4488 (sh_set_return_address, sh_expand_t_scc): Likewise.
4489 * config/sparc/sparc.c (load_pic_register): Likewise.
4490 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
4491 * config/spu/spu.c (spu_expand_epilogue): Likewise.
4492 * config/v850/v850.c (expand_epilogue): Likewise.
4494 2008-05-31 Anatoly Sokolov <aesok@post.ru>
4496 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
4497 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
4498 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
4499 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
4500 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
4501 stack pointer register.
4502 (output_movhi): Remove code for interrupt specific writing to the
4503 stack pointer register.
4505 2008-05-31 Richard Guenther <rguenther@suse.de>
4507 PR tree-optimization/34244
4508 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
4509 (tree_expr_nonzero_warnv_p): Likewise.
4510 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4511 ssa_name_nonnegative_p.
4512 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
4513 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
4514 not tree_expr_nonzero_warnv_p.
4516 PR tree-optimization/36262
4518 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
4520 PR tree-optimization/34244
4521 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
4522 (record_numbers_of_iterations): New function.
4523 (execute_vrp): Cache the numbers of iterations of loops.
4524 * tree-scalar-evolution.c (scev_reset_except_niters):
4526 (scev_reset): Use scev_reset_except_niters.
4527 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
4529 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
4531 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4532 __WORKAROUND_RETS when appropriate.
4534 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4536 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
4537 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
4539 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
4540 *fop_df_comm_sse insn patterns using MODEF mode iterator.
4541 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
4542 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
4543 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
4544 *fop_df_1_mixed insn patterns using MODEF mode iterator.
4545 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
4546 *fop_df_1_sse insn patterns using MODEF mode iterator.
4547 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
4548 *fop_df_1_i387 insn patterns using MODEF mode iterator.
4549 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
4550 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
4551 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
4552 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
4553 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
4554 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
4555 (*fop_xf_4_i387): Use <MODE> for mode attribute.
4556 (*fop_xf_5_i387): Ditto.
4557 (*fop_xf_6_i387): Ditto.
4559 2008-05-30 Richard Guenther <rguenther@suse.de>
4561 * builtins.c (build_string_literal): Avoid generating
4562 a non-gimple_val result.
4564 2008-05-30 DJ Delorie <dj@redhat.com>
4566 * exec-tool.in: Use an environment variable (private) instead of a
4567 file (shared) as a semaphore, so as to not break parallel builds.
4569 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4571 * optabs.c (maybe_encapsulate_block): Remove.
4572 (emit_libcall_block): Adjust accordingly.
4573 * optabs.h (maybe_encapsulate_block): Remove prototype.
4575 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
4576 Don't use maybe_encapsulate_block.
4578 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4580 * config/rs6000/rs6000.c (rs6000_legitimize_address,
4581 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
4582 rtx is a SYMBOL_REF before calling get_pool_constant.
4584 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
4586 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
4588 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
4590 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
4591 rather than OS names to choose INO_T_EQ definition.
4592 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
4593 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
4595 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
4598 * config/darwin-f.c: New.
4599 * config/t-darwin: Added rule to build darwin-f.o.
4600 * config.gcc: Defined new variable, fortran_target_objs.
4601 (*-*-darwin*): Set fortran_target_objs.
4602 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
4603 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
4604 * configure: Regenerated.
4606 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
4609 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
4610 canonical type if needed.
4612 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
4614 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
4616 2008-05-29 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/36343
4619 PR tree-optimization/36346
4620 PR tree-optimization/36347
4621 * tree-flow.h (clobber_what_p_points_to): Declare.
4622 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
4623 pointed-to variable is dereferenced is irrelevant to whether
4624 the pointer can access the pointed-to variable.
4625 (clobber_what_p_points_to): New function.
4626 * tree-ssa-alias.c (set_initial_properties): Use it.
4627 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
4628 call clobber check for NMTs.
4630 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4632 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
4633 for printing gcov_type.
4635 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4637 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
4638 and the eh region information.
4639 * value-prof.c (gimple_move_stmt_histograms): New function.
4640 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
4642 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
4644 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
4646 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4648 * value-prof.c (tree_ic_transform): Print counts.
4649 * tree-profile.c (tree_gen_ic_func_profiler):
4650 Clear __gcov_indreict_call_callee variable to avoid misattribution
4653 2008-05-28 Rafael Espindola <espindola@google.com>
4655 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
4658 2008-05-28 Richard Guenther <rguenther@suse.de>
4660 PR tree-optimization/36339
4661 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
4662 and clobbering code out of the loop.
4664 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4666 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
4669 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
4670 s390_contiguous_bitmask_p, s390_symref_operand_p,
4671 s390_check_symref_alignment, s390_reload_larl_operand,
4672 s390_reload_symref_address): New functions.
4673 (s390_branch_condition_mnemonic): Support compare and branch
4675 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
4676 and 'W' constraints.
4677 (s390_secondary_reload): Add secondary reloads for unaligned
4678 symbol refs or symbol refs to floating point or QI/TI mode
4680 (legitimate_address_p): Accept symbol references as addresses.
4681 (s390_expand_insv): Use rotate and insert selected bits
4682 instruction for insv when building for z10.
4683 (print_operand_address): Handle symbol ref addresses.
4684 (print_operand): Output modifier 'c' added for signed byte values.
4685 (s390_encode_section_info): Mark symbol refs with
4686 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
4688 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
4689 (length attribute): RRF, RRR have 4 byte length.
4690 (FPALL, INTALL): New mode iterators added.
4691 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
4692 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
4693 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
4694 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
4695 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
4696 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
4697 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
4698 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
4700 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
4701 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
4702 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
4703 reload<INTALL:mode><P:mode>_toreg_z10,
4704 reload<FPALL:mode><P:mode>_tomem_z10,
4705 reload<FPALL:mode><P:mode>_toreg_z10,
4706 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4707 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4708 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4709 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4711 (movmem, clrmem, cmpmem): New splitters added.
4713 * config/s390/predicates.md (larl_operand): Use
4714 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4715 SYMBOL_REF_ALIGN1_P.
4716 (s390_signed_integer_comparison,
4717 s390_unsigned_integer_comparison): New predicates.
4719 * config/s390/s390-protos.h (s390_check_symref_alignment,
4720 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4721 s390_reload_symref_address,
4722 s390_compare_and_branch_condition_mask): Prototypes added.
4724 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4725 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4726 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4728 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4730 * config/s390/s390.c (z10_cost): New cost function for z10.
4731 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4732 (s390_issue_rate): Adjust issue rate for z10.
4733 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4734 (processor_flags): Add PF_Z10.
4735 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4736 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4737 * gcc/config.gcc: Add z10.
4739 2008-05-28 Richard Guenther <rguenther@suse.de>
4741 PR tree-optimization/36291
4742 * tree-flow. h (struct gimple_df): Remove var_anns member.
4743 * tree-flow-inline.h (gimple_var_anns): Remove.
4744 (var_ann): Simplify.
4745 * tree-dfa.c (create_var_ann): Simplify.
4746 (remove_referenced_var): Clear alias info from var_anns of globals.
4747 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4748 (delete_tree_ssa): Clear alias info from var_anns of globals.
4749 Do not free var_anns.
4750 (var_ann_eq): Remove.
4751 (var_ann_hash): Likewise.
4753 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4755 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4756 and loongson2f entries.
4757 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4758 * config/mips/mips.h (processor_type): Add Loongson-2E
4759 and Loongson-2F entries.
4760 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4761 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4762 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4763 * doc/invoke.texi (MIPS Options): Document loongson2e
4764 and loongson2f processor names.
4766 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4770 * config/i386/i386.c (ix86_function_arg_boundary): Use
4771 alignment of canonical type.
4772 (ix86_expand_vector_move): Check unaligned memory access for
4775 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4777 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4778 Moved to the front of file.
4780 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4781 H.J. Lu <hongjiu.lu@intel.com>
4783 * dwarf2out.c (current_fde): New.
4785 (lookup_cfa:): Likewise.
4786 (dwarf2out_end_epilogue): Likewise.
4787 (dwarf2out_note_section_used): Likewise.
4789 2008-05-27 Michael Matz <matz@suse.de>
4792 * c.opt (Wenum-compare): New warning option.
4793 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4795 2008-05-27 Michael Matz <matz@suse.de>
4798 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4800 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4801 into memory as tail calls.
4803 2008-05-27 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/36339
4806 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4807 pointers cause all addressable variables to be call clobbered.
4809 2008-05-27 Richard Guenther <rguenther@suse.de>
4811 PR tree-optimization/36245
4812 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4814 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4816 * config/s390/s390.md: Replace all occurences of the 'm'
4817 constraint with 'RT'.
4819 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4821 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4823 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4825 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4826 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4827 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4829 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4831 * reload.c: (find_reloads): Skip alternatives according to the
4832 "enabled" attribute. Constify the constraint variable.
4833 * recog.c (get_attr_enabled): Add default implementation.
4834 (extract_insn): Set the alternative_enabled_p array
4835 in the recog_data struct.
4836 (preprocess_constraints, constrain_operands): Skip
4837 alternatives according to the "enabled" attribute
4838 * recog.h (struct recog_data): New field alternative_enabled_p.
4839 (skip_alternative): New inline function.
4840 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4841 (record_reg_classes): Skip alternative according to the
4842 "enabled" attribute.
4844 * doc/md.texi: Add documention for the "enabled" attribute.
4846 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4848 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4849 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4850 constraint with TARGET_MEM_CONSTRAINT.
4851 * recog.c (asm_operand_ok, preprocess_constraints,
4852 constrain_operands): Likewise.
4853 * regclass.c (record_reg_classes): Likewise.
4854 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4855 * reload1.c (maybe_fix_stack_asms): Likewise.
4856 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4857 * recog.h: Adjust comment.
4858 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4859 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4860 * doc/md.texi: Add a note to description of 'm' constraint.
4861 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4863 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4865 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4866 that the bitfield is of integral type before testing its precision.
4868 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4869 Sa Liu <saliu@de.ibm.com>
4871 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4872 __modti3, __udivti3, __umodti3 and __udivmodti4.
4873 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4874 that implement TImode mul and div functions.
4875 * config/spu/multi3.c: New. Implement __multi3.
4876 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4877 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4880 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4882 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4883 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4884 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4885 tls_sysv_suffix): New mode and mode attribute iterators.
4886 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4887 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4888 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4889 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4890 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4893 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4895 PR tree-optimization/36329
4896 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4897 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4898 * cgraphbuild.c (initialize_inline_failed): Use the latter
4899 macro in lieu of the former.
4900 * ipa-inline.c (cgraph_mark_inline): Likewise.
4901 (cgraph_decide_inlining_of_small_function): Likewise.
4902 (cgraph_decide_inlining): Likewise.
4903 (cgraph_decide_inlining_incrementally): Likewise.
4905 2008-05-26 Tristan Gingold <gingold@adacore.com>
4906 Anatoly Sokolov <aesok@post.ru>
4908 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4909 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4910 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4911 optimization for 'avr6' architecture.
4913 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4916 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4918 2008-05-26 Richard Guenther <rguenther@suse.de>
4920 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4921 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4923 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4926 * caller-save.c (insert_restore): Verify alignment of spill space.
4927 (insert_save): Likewise.
4928 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4929 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4930 (STACK_SLOT_ALIGNMENT): Likewise.
4931 * function.c (LOCAL_ALIGNMENT): Removed.
4932 (get_stack_local_alignment): New.
4933 (assign_stack_local): Use it. Set alignment on stack slot.
4934 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4935 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4936 (STACK_SLOT_ALIGNMENT): New.
4937 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4938 stack slot in XFmode.
4940 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4942 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4945 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4946 argument operand in rax isn't removed.
4948 2008-05-26 Richard Guenther <rguenther@suse.de>
4951 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4952 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4954 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4957 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4959 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4961 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4962 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4964 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4966 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4967 build a trampoline if we don't want one.
4968 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4969 return zero for nested functions if we don't want a trampoline.
4971 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4973 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4975 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4978 * c.opt: Removed undocumented option '-lang-fortran'.
4979 * c-common.h: Removed global variable 'lang_fortran'.
4980 * c-opts.c (c_common_handle_option): Removed code to handle
4981 option '-lang-fortran'. Updated includes.
4982 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4983 definition of '__GFORTRAN__'.
4984 (define__GNUC__): Reimplemented to use BASEVER and
4985 cpp_define_formatted.
4986 (builtin_define_with_value_n): Removed.
4987 * c-incpath.h: Renamed to ...
4988 * incpath.h: ... this.
4989 * c-incpath.c: Renamed to ...
4990 * incpath.c: ... this. Updated includes.
4991 * fix-header.c: Updated includes.
4992 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4993 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4994 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4996 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4998 * tree.h: Update the table of flags used on tree nodes.
4999 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
5000 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
5001 (FORCED_LABEL): Add access check.
5002 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
5003 (ASM_INPUT_P): Likewise.
5004 (ASM_VOLATILE_P): Likewise.
5005 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
5006 (OMP_SECTION_LAST): Access private_flag directly.
5007 (OMP_RETURN_NOWAIT): Likewise.
5008 (OMP_PARALLEL_COMBINED): Likewise.
5009 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
5010 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
5011 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
5012 deprecated_flag directly.
5014 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
5016 * final.c (frame_pointer_needed): Removed.
5017 * flags.h (frame_pointer_needed): Likewise.
5019 * function.h (rtl_data): Add frame_pointer_needed.
5020 (frame_pointer_needed): New.
5022 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
5024 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
5026 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
5028 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
5031 2008-05-25 Alan Modra <amodra@bigpond.net.au>
5033 * c-common.c (strip_array_types): Move function to..
5035 (get_inner_array_type): Delete.
5036 * c-common.h (strip_array_types): Move declaration to..
5038 (get_inner_array_type): Delete.
5039 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
5040 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5041 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5042 * config/pa/pa.c (emit_move_sequence): Likewise.
5044 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
5046 * config/i386/i386.md (*sse_prologue_save_insn): Set length
5049 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
5051 * function.c: Include target hook for nonlocal_goto frame value.
5053 2008-05-24 Richard Guenther <rguenther@suse.de>
5055 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
5056 variable can be only accessed through a pointer or a union.
5058 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5060 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
5061 * doc/extend.texi: Likewise.
5063 2008-05-23 DJ Delorie <dj@redhat.com>
5065 * config/m32c/jump.md (untyped_call): Add.
5067 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
5069 (m32c_address_cost): Detail costs for indirect offsets.
5071 2008-05-23 Rafael Espindola <espindola@google.com>
5073 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
5074 if a node is a SUBREG.
5075 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
5078 2008-05-23 Paul Brook <paul@codesourcery.com>
5079 Carlos O'Donell <carlos@codesourcery.com>
5081 * doc/extend.texi: Clarify use of __attribute__((naked)).
5082 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
5083 * target.h (gcc_target): Add allocate_stack_slots_for_args.
5084 * function.c (use_register_for_decl): Use
5085 targetm.calls.allocate_stack_slots_for_args.
5086 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
5087 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
5088 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
5090 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
5092 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
5094 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
5096 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
5097 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
5098 is only rounded once.
5100 2008-05-23 Richard Guenther <rguenther@suse.de>
5102 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
5104 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
5105 Jakub Jelinek <jakub@redhat.com>
5108 * configure.ac: Handle --enable-cld.
5109 * configure: Regenerated.
5110 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
5111 * config/i386/i386.h (struct machine_function): Add needs_cld field.
5112 (ix86_current_function_needs_cld): New define.
5113 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
5114 (cld): New isns pattern.
5115 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
5116 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
5117 * config/i386/i386.opt (mcld): New option.
5118 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
5119 TARGET_CLD and ix86_current_function_needs_cld.
5120 (override_options): Use -mcld by default for 32-bit code if
5123 * doc/install.texi (Options specification): Document --enable-cld.
5124 * doc/invoke.texi (Machine Dependent Options)
5125 [i386 and x86-64 Options]: Add -mcld option.
5126 (Intel 386 and AMD x86-64 Options): Document -mcld option.
5128 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
5129 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
5130 (return_in_memory_64): Likewise.
5131 (return_in_memory_ms_64): Likewise.
5133 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5135 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
5136 * builtins.c (fold_builtin_fpclassify): New.
5137 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
5138 * builtins.def (BUILT_IN_FPCLASSIFY): New.
5139 * c-common.c (handle_type_generic_attribute): Adjust to accept
5140 fixed arguments before an elipsis.
5141 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
5142 * doc/extend.texi: Document __builtin_fpclassify.
5144 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
5146 * omp-low.c (gate_expand_omp_ssa): Remove.
5147 (pass_expand_omp_ssa): Remove.
5148 (gate_expand_omp): Do not check for flag_openmp_ssa.
5149 * common.opt (-fopenmp-ssa): Remove.
5150 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
5152 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
5154 * config/sh/sh.opt (mfixed-range): New option.
5155 * config/sh/sh-protos.h (sh_fix_range): Declare.
5156 * config/sh/sh.c (sh_fix_range): New function.
5157 * config/sh/sh.h (sh_fixed_range_str): Declare.
5158 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
5160 * doc/invoke.texi (SH Options): Document -mfixed-range.
5162 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
5164 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
5165 it before the redeclaration.
5167 2008-05-22 Anatoly Sokolov <aesok@post.ru>
5169 * config/avr/avr.c (get_sequence_length): Add new function.
5170 (expand_prologue, expand_epilogue): Remove duplicate code.
5172 2008-05-22 Rafael Espindola <espindola@google.com>
5174 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
5177 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
5179 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
5180 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
5182 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
5183 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
5184 (vect_update_misalignment_for_peel): Likewise.
5185 (vector_alignment_reachable_p): Likewise.
5186 * tree-vect-transform.c (vectorizable_load): Likewise.
5187 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5188 (get_vectype_for_scalar_type): Pass mode of scalar_type
5189 to UNITS_PER_SIMD_WORD.
5191 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
5192 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
5193 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5194 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5195 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5197 2008-05-22 Ira Rosen <irar@il.ibm.com>
5199 PR tree-optimization/36293
5200 * tree-vect-transform.c (vect_transform_strided_load): Don't check
5201 if the first load must be skipped because of a gap.
5203 2008-05-22 Richard Guenther <rguenther@suse.de>
5205 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
5206 more cases of offset disambiguation that is possible if
5207 strict-aliasing rules apply.
5208 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
5209 for basic offset and type-based disambiguation.
5211 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5213 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
5214 ix86_expand_vector_set on V16QImode for SSE4.1.
5216 2008-05-21 Tom Tromey <tromey@redhat.com>
5218 * c.opt (Wimport): Mark as undocumented.
5219 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
5221 (Warning Options): Likewise.
5222 * doc/cppopts.texi: Don't mention -Wimport.
5224 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5226 PR tree-optimization/36287
5227 PR tree-optimization/36286
5228 * lambda-code.c (build_access_matrix): Do not use the loop->num
5229 for computing the number of induction variables: use the loop depth
5232 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
5235 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
5236 option -f(no-)leading-underscore.
5238 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5240 * config/i386/i386.c (ix86_expand_vector_init_general): Use
5241 GET_MODE_NUNITS (mode).
5243 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
5245 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
5246 (-mmulhw): Add 464 to description.
5247 (-mdlmzb): Likewise.
5248 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
5249 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
5251 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
5252 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
5253 * config/rs6000/rs6000.md: Update comments for 464.
5255 2008-05-21 Janis Johnson <janis187@us.ibm.com>
5257 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
5259 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5261 * config/i386/sse.md (vec_extractv4sf): Removed.
5262 (vec_extractv2df): Likewise.
5263 (vec_extractv2di): Likewise.
5264 (vec_extractv4si): Likewise.
5265 (vec_extractv8hi): Likewise.
5266 (vec_extractv16qi): Likewise.
5267 (vec_extract<mode>): New.
5269 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5271 * config/i386/sse.md (vec_setv4sf): Removed.
5272 (vec_setv2df): Likewise.
5273 (vec_setv2di): Likewise.
5274 (vec_setv4si): Likewise.
5275 (vec_setv8hi): Likewise.
5276 (vec_setv16qi): Likewise.
5277 (vec_set<mode>): New.
5279 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5281 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
5282 goto for vec_concat and vec_interleave.
5284 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
5286 * config/i386/sse.md (vec_initv4sf): Removed.
5287 (vec_initv2df): Likewise.
5288 (vec_initv2di): Likewise.
5289 (vec_initv4si): Likewise.
5290 (vec_initv8hi): Likewise.
5291 (vec_initv16qi): Likewise.
5292 (vec_init<mode>): New.
5294 2008-05-21 Joseph Myers <joseph@codesourcery.com>
5296 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
5298 2008-05-21 Tom Tromey <tromey@redhat.com>
5300 * ggc-zone.c (lookup_page_table_if_allocated): New function.
5301 (zone_find_object_offset): Likewise.
5302 (gt_ggc_m_S): Likewise.
5303 (highest_bit): Likewise.
5304 * ggc-page.c (gt_ggc_m_S): New function.
5305 * stringpool.c (string_stack): Remove.
5306 (init_stringpool): Update.
5307 (ggc_alloc_string): Use ggc_alloc.
5308 (maybe_delete_ident): New function.
5309 (ggc_purge_stringpool): Likewise.
5310 (gt_ggc_m_S): Remove.
5311 * ggc-common.c (ggc_protect_identifiers): New global.
5312 (ggc_mark_roots): Call ggc_purge_stringpool. Use
5313 ggc_protect_identifiers.
5314 * ggc.h (ggc_protect_identifiers): Declare.
5315 (gt_ggc_m_S): Update.
5316 (ggc_purge_stringpool): Declare.
5317 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
5318 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
5320 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
5322 2008-05-21 David S. Miller <davem@davemloft.net>
5324 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
5327 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
5329 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
5332 2008-05-20 David Daney <ddaney@avtrex.com>
5334 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
5335 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
5336 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5337 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5338 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
5339 (atomic_hiqi_op): New define_code_iterator.
5340 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
5341 mips_expand_compare_and_swap_12.
5342 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
5343 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
5344 (sync_<optab><mode>, sync_old_<optab><mode>,
5345 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5346 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
5347 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
5348 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
5349 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
5350 (test_and_set_12): New insn.
5351 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
5352 sync_new_<optab><mode>, sync_old_nand<mode>,
5353 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
5354 clobber to operand 0 for SI and DI mode insns.
5355 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
5356 mips_gen_fn_4): New typedefs.
5357 (mips_gen_fn_ptrs): Define new union type.
5358 (mips_expand_compare_and_swap_12): Remove declaration.
5359 (mips_expand_atomic_qihi): Declare function.
5360 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
5361 (mips_expand_atomic_qihi): ... this. Use new generator function
5363 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
5364 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
5365 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
5366 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
5367 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
5368 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
5369 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
5370 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
5371 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
5372 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
5375 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
5377 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
5380 2008-05-20 Anatoly Sokolov <aesok@post.ru>
5382 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
5383 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
5384 (avr_attribute_table): Add 'OS_main' function attribute.
5385 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
5386 functions with 'OS_main' attribute.
5388 2008-05-20 Richard Guenther <rguenther@suse.de>
5390 PR tree-optimization/35204
5391 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
5392 helper, split out from ...
5393 (DFS): ... here. Make the DFS walk non-recursive.
5395 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5396 Jan Sjodin <jan.sjodin@amd.com>
5398 PR tree-optimization/36181
5399 * tree-parloops.c (loop_has_vector_phi_nodes): New.
5400 (parallelize_loops): Don't parallelize when the loop has vector
5403 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5404 Sebastian Pop <sebastian.pop@amd.com>
5406 * tree-loop-linear.c (gather_interchange_stats): Look in the access
5407 matrix, and never look at the tree representation of the memory
5409 (linear_transform_loops): Computes parameters and access matrices.
5410 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
5412 (access_matrix_get_index_for_parameter): New.
5413 * tree-data-ref.h (struct access_matrix): New.
5414 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
5415 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
5416 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
5417 am_vector_index_for_loop): New.
5418 (struct data_reference): Add field access_matrix.
5419 (DR_ACCESS_MATRIX): New.
5420 (compute_data_dependences_for_loop): Update declaration.
5421 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
5422 * lambda.h (lambda_vector_vec_p): Declared.
5423 * lambda-code.c: Depend on pointer-set.h.
5424 (lambda_collect_parameters_from_af, lambda_collect_parameters,
5425 av_for_af_base, av_for_af, build_access_matrix,
5426 lambda_compute_access_matrices): New.
5427 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
5429 2008-05-20 Joseph Myers <joseph@codesourcery.com>
5431 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
5434 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5435 Sebastian Pop <sebastian.pop@amd.com>
5437 PR tree-optimization/36206
5438 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
5440 (instantiate_scev_1): Rename flags to fold_conversions.
5441 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
5442 outeside instantiation_loop.
5443 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
5444 (evolution_function_is_affine_or_constant_p): Removed.
5445 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
5447 (analyze_siv_subscript): Pass in the loop nest number.
5448 Call evolution_function_is_affine_in_loop instead of
5449 evolution_function_is_affine_p.
5450 (analyze_overlapping_iterations): Pass in the loop nest number.
5452 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
5453 Sebastian Pop <sebastian.pop@amd.com>
5455 PR tree-optimization/36206
5456 * tree-chrec.h (chrec_fold_op): New.
5457 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
5460 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
5462 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
5464 (remove_duplicates): Do not set inode on non-inode systems.
5467 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
5469 * config.gcc (tm_file): Update comments about relative pathnames.
5471 2008-05-20 Richard Guenther <rguenther@suse.de>
5473 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
5474 * tree-ssa-sccvn.c (process_scc): Likewise.
5475 * tree-ssa-sink.c (execute_sink_code): Likewise.
5476 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
5477 * tree-vrp.c (process_assert_insertions): Likewise.
5478 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5479 (perform_tree_ssa_dce): Likewise.
5480 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5481 (dump_dominator_optimization_stats): Likewise.
5482 * tree-vectorizer.c (vectorize_loops): Likewise.
5484 2008-05-20 Richard Guenther <rguenther@suse.de>
5486 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
5488 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
5490 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
5491 (ix86_i386elf_return_in_memory): Likewise.
5492 (ix86_i386interix_return_in_memory): Likewise.
5493 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
5494 (SUBTARGET_RETURN_IN_MEMORY): New.
5495 * config/i386/i386elf.h: Likewise.
5496 * config/i386/ptx4-i.h: Likewise.
5497 * config/i386/sol2-10.h: Likewise.
5498 * config/i386/sysv4.h: Likewise.
5499 * config/i386/vx-common.h: Likewise.
5500 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
5501 * config/i386/i386.c (ix86_return_in_memory): Made static and
5502 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
5503 (ix86_i386elf_return_in_memory): Removed.
5504 (ix86_i386interix_return_in_memory): Removed.
5505 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
5506 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
5508 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
5510 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
5512 2008-05-19 Xinliang David Li <davidxl@google.com>
5514 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
5516 * common.opt: Ditto.
5517 * doc/invoke.texi: Ditto.
5519 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
5521 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
5522 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
5524 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5526 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
5527 sizes of operand array from 8/4 to 4/2.
5528 (ix86_expand_vector_init_general): Change size of operand array
5529 from 32 to 16. Remove op0, op1 and half_mode.
5531 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5533 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
5534 (ix86_expand_vector_init_interleave): Likewise.
5535 (ix86_expand_vector_init_general): Use them. Assert
5536 word_mode == SImode when n_words == 4.
5538 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
5540 * config/i386/i386.c (ix86_secondary_reload): New static function.
5541 (TARGET_SECONDARY_RELOAD): New define.
5542 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5543 * config/i386/i386.md (reload_outqi): Remove.
5545 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5548 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
5549 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
5550 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
5551 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
5552 (fold_builtin_1): Likewise.
5553 * builtins.def (BUILT_IN_ISINF_SIGN): New.
5554 c-common.c (check_builtin_function_arguments): Handle
5555 BUILT_IN_ISINF_SIGN.
5556 * doc/extend.texi: Document __builtin_isinf_sign.
5557 * fold-const.c (operand_equal_p): Handle COND_EXPR.
5559 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
5561 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
5562 EH cleanup at the end of the pass, search for those that have been
5563 turned into forwarder blocks and do the cleanup on their successor.
5565 2008-05-18 Richard Guenther <rguenther@suse.de>
5567 * tree-cfg.c (verify_gimple_expr): Allow conversions from
5568 pointers to sizetype and vice versa.
5570 2008-05-18 Xinliang David Li <davidxl@google.com>
5572 * gcc/tree-ssa-dce.c: Coding style fix.
5573 (check_pow): Documentation comment.
5574 (check_log): Documenation comment. Coding style fix.
5575 (is_unnecessary_except_errno_call): Ditto.
5576 (gen_conditions_for_pow): Ditto.
5577 (gen_conditions_for_log): Ditto.
5578 (gen_shrink_wrap_conditions): Ditto.
5579 (shrink_wrap_one_built_in_calls): Ditto.
5580 * gcc/doc/invoke.texi: Better documentation string.
5581 * ChangeLog: Fix wrong change log entries from
5582 May 17 checkin on function call DCE.
5584 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
5586 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
5588 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5590 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
5591 * df-problems.c (simulation routines): Fixed block comment to
5592 properly say how to add forwards scanning functions.
5594 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5596 * tree-inline.c (setup_one_parameter): Remove dead code.
5598 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5600 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
5601 a BIT_AND_EXPR only for an INTEGER_TYPE.
5603 2008-05-17 Xinliang David Li <davidxl@google.com>
5605 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
5606 (check_pow, check_log, is_unnecessary_except_errno_call): New
5607 functions to check for eliminating math functions that are pure
5608 except for setting errno.
5609 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
5610 general condition expressions for shrink-wrapping pow/log calls.
5611 (gen_shrink_wrap_conditions): Ditto.
5612 (shrink_wrap_one_built_in_call): Ditto.
5613 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
5614 (mark_operand_necessary): If debugging, output if OP is necessary.
5615 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
5617 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
5619 * gcc/common.opt: New user flag -ftree-builtin-dce.
5620 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
5622 2008-05-16 David S. Miller <davem@davemloft.net>
5624 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
5625 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5627 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
5630 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
5632 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5634 * ifcvt.c (dead_or_predicable): Rename
5635 df_simulate_one_insn_backwards to df_simulate_one_insn.
5636 * recog.c (peephole2_optimize): Ditto.
5637 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
5639 * df.h: Rename df_simulate_one_insn_backwards to
5640 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
5641 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
5642 scanning of defs and uses.
5643 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
5644 (df_simulate_one_insn_forwards): Removed.
5646 2008-05-16 Doug Kwan <dougkwan@google.com>
5648 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
5650 (real_from_string): Handle NaNs and Inf as approriate.
5652 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5654 * doc/gty.texi (Source Files Containing Type Information): Note
5655 that headers should appear first in the gtfiles list.
5657 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5659 * tree.def (COND_EXEC): Properly documented this code.
5661 2008-05-16 Diego Novillo <dnovillo@google.com>
5663 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
5664 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
5667 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5669 * tree-ssa-dse (max_stmt_uid): Removed.
5670 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5671 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
5672 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
5673 * function.h (cfun.last_stmt_uid): New field.
5674 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
5675 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
5677 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
5678 (create_stmt_ann): Initialize the ann->uid field.
5679 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
5681 * tree-flow.h (renumber_gimple_stmt_uids): New function.
5683 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5685 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
5686 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5687 (init_empty_tree_cfg): Call it.
5689 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5691 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
5694 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5696 * doc/invoke.text (-fdump-tree-*-verbose): New option.
5697 * tree-dump.c (dump_options): New verbose option.
5698 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
5700 * tree-pass.h (TDF_VERBOSE): New dump flag.
5701 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
5702 (tree-flow.h): Added include.
5703 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5705 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5707 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5709 From Jie Zhang <jie.zhang@analog.com>
5710 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5711 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5712 mcpu=bf561-none and mcpu=bf561-0.2.
5713 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5714 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5715 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5716 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5717 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5718 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5719 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5721 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5722 (cputype_selected): Remove.
5723 (bfin_handle_option): Don't use cputype_selected.
5724 (override_options): When no mcpu option, enable all workarounds.
5725 Don't use bfin_workarounds.
5726 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5728 (DEFAULT_CPU_TYPE): Don't define.
5730 2008-05-16 Richard Guenther <rguenther@suse.de>
5732 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5733 on deletion of the last stmt.
5735 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5737 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5738 V8HImode for SSE2 and V16QImode for SSE4.1.
5740 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5742 * cgraph.h (compute_inline_parameters): Made public.
5743 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5744 variable_generate_summary, function_write_summary,
5745 variable_write_summary, variable_read_summary. Added generate_summary,
5746 write_summary, read_summary.
5747 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5748 pass_ipa_inline.function_generate_summary, to
5749 compute_inline_parameters.
5750 * ipa-inline.c (compute_inline_parameters): Made public and added
5752 (compute_inline_parameters_for_current): New function.
5753 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5754 (inline_generate_summary): Removed parameter and made to loop over
5756 (pass_ipa_inline): Updated for new IPA_PASS structure.
5757 * passes.c (execute_ipa_summary_passes): Now is called once per
5758 pass rather than once per node*pass.
5760 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5762 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5763 avr_have_mul_p, avr_asm_only_p): Remove variables.
5764 (avr_override_options): Remove initialization of removed variables.
5765 (avr_file_start): Convert removed variables to fields of
5766 'struct base_arch_s *avr_current_arch'.
5767 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5768 (AVR_HAVE_MUL): (Ditto.).
5769 (AVR_HAVE_MOVW): (Ditto.).
5770 (AVR_HAVE_LPMX): (Ditto.).
5771 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5772 avr_asm_only_p): Remove declaration.
5774 2008-05-15 Diego Novillo <dnovillo@google.com>
5776 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5777 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5779 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5782 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5783 Don't call record_truncated_value from here.
5784 (record_truncated_value): Turn it into a for_each_rtx callback.
5785 (record_truncated_values): New function.
5786 (combine_instructions): Call note_uses with record_truncated_values.
5787 Change name of check_conversion to check_promoted_subreg.
5789 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5791 * doc/sourcebuild.texi: Document support for torture tests.
5793 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5795 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5796 to alternative 4 of operand 2.
5798 2008-05-15 Richard Guenther <rguenther@suse.de>
5800 * tree-pass.h (current_pass): Declare.
5801 (get_pass_for_id): Likewise.
5802 * passes.c (passes_by_id, passes_by_id_size): New globals.
5803 (set_pass_for_id): New function.
5804 (get_pass_for_id): Likewise.
5805 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5806 (execute_function_todo): Flush per function statistics.
5807 * toplev.c (compile_file): Init statistics.
5808 (general_init): Do early statistics initialization.
5809 (finalize): Finish statistics.
5810 * statistics.h (statistics_early_init): Declare.
5811 (statistics_init): Likewise.
5812 (statistics_fini): Likewise.
5813 (statistics_fini_pass): Likewise.
5814 (statistics_counter_event): Likewise.
5815 (statistics_histogram_event): Likewise.
5816 * statistics.c: New file.
5817 * Makefile.in (OBJS-common): Add statistics.o.
5818 (statistics.o): Add dependencies.
5819 * doc/invoke.texi (-fdump-statistics): Document.
5821 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5823 (execute_pre): Use statistics_counter_event.
5824 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5825 (substitute_and_fold): Increment it. Use statistics_counter_event.
5827 2008-05-15 Diego Novillo <dnovillo@google.com>
5829 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5831 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5832 * tree-ssa-alias.c (new_type_alias): Remove references to
5833 sub-variables from comment.
5834 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5836 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5838 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5839 attribute to 1 only for insertps alternative.
5841 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5843 * config/bfin/bfin.md (loadbytes): New pattern.
5844 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5845 (bfin_init_builtins): Initialize it.
5846 (bdesc_1arg): Add it.
5848 2008-05-15 Sa Liu <saliu@de.ibm.com>
5850 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5851 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5852 * testsuite/lib/target-supports.exp: Add
5853 check_effective_target_fortran_integer_16.
5855 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5857 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5858 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5859 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5860 (TARGET_RETURN_IN_MEMORY): Define.
5862 2008-05-15 Richard Guenther <rguenther@suse.de>
5865 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5866 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5867 represent unmodifiable vars.
5869 2008-05-15 Richard Guenther <rguenther@suse.de>
5871 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5872 INDIRECT_REF and TARGET_MEM_REF.
5873 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5876 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5877 H.J. Lu <hongjiu.lu@intel.com>
5879 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5880 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5881 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5882 insn alternatives. Add missing alternatives.
5883 (*vec_concatv2di_rex64_sse4_1): Likewise.
5884 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5885 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5888 2008-05-15 Richard Guenther <rguenther@suse.de>
5890 PR tree-optimization/36009
5891 PR tree-optimization/36204
5892 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5893 (determine_invariantness_stmt): Record the loop a store is
5895 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5898 2008-05-15 Richard Guenther <rguenther@suse.de>
5900 PR tree-optimization/34330
5901 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5902 through the pointer will alias the SMT.
5904 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5906 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5908 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5910 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5912 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5913 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5915 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5916 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5917 (vashl_optab): New optab for vector/vector shifts.
5918 (vashr_optab): Ditto.
5919 (vlshr_optab): Ditto.
5920 (vrotl_optab): Ditto.
5921 (vrotr_optab): Ditto.
5922 (optab_subtype): New enum for optab_for_tree_code call.
5923 (optab_for_tree_code): Add enum optab_subtype argument.
5925 * optabs.c (optab_for_tree_code): Take an additional argument to
5926 distinguish between a vector shift by a scalar and vector shift by
5927 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5928 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5929 vector shift by a vector.
5930 (expand_widen_pattern_expr): Pass additional argument to
5931 optab_for_tree_code.
5933 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5934 vrotl_optab, vrotr_optab.
5936 * expr.c (expand_expr_real_1): Update calls to
5937 optab_for_tree_code to distinguish between vector shifted by a
5938 scalar and vector shifted by a vector.
5939 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5940 (supportable_narrowing_operation): Ditto.
5941 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5942 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5943 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5944 (vect_create_epilog_for_reduction): Ditto.
5945 (vectorizable_reduction): Ditto.
5946 (vectorizable_operation): Ditto.
5947 (vect_strided_store_supported): Ditto.
5948 (vect_strided_load_supported): Ditto.
5949 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5950 * expmed.c (expand_shift): Ditto.
5952 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5954 (ashr@var{m}3): Ditto.
5955 (vashl@var{m}3): Document new vector/vector shift standard name.
5956 (vashr@var{m}3): Ditto.
5957 (vlshr@var{m}3): Ditto.
5958 (vrotl@var{m}3): Ditto.
5959 (vrotr@var{m}3): Ditto.
5961 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5962 (PPERM_INVERT): Ditto.
5963 (PPERM_REVERSE): Ditto.
5964 (PPERM_REV_INV): Ditto.
5965 (PPERM_ZERO): Ditto.
5966 (PPERM_ONES): Ditto.
5967 (PPERM_SIGN): Ditto.
5968 (PPERM_INV_SIGN): Ditto.
5969 (PPERM_SRC1): Ditto.
5970 (PPERM_SRC2): Ditto.
5972 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5973 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5974 allows a memory operand to be the value being added, and split it
5975 to improve vectorization.
5976 (sse5_pmacsdqh_mem): Ditto.
5977 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5978 (sse5_mulv2div2di3_high): Ditto.
5979 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5980 (vec_pack_trunc_v4si): Ditto.
5981 (vec_pack_trunc_v2di): Ditto.
5982 (sse5_pcmov_<mode>): Remove code that tried to use use
5983 andps/andnps instead of pcmov.
5984 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5985 pmacsdqh instructions.
5986 (vec_widen_smult_lo_v4si): Ditto.
5988 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5989 (PPERM_INVERT): Ditto.
5990 (PPERM_REVERSE): Ditto.
5991 (PPERM_REV_INV): Ditto.
5992 (PPERM_ZERO): Ditto.
5993 (PPERM_ONES): Ditto.
5994 (PPERM_SIGN): Ditto.
5995 (PPERM_INV_SIGN): Ditto.
5996 (PPERM_SRC1): Ditto.
5997 (PPERM_SRC2): Ditto.
5998 (ix86_expand_sse_movcc): Move the SSE5 test after the if
6000 (ix86_expand_int_vcond): If SSE5 generate all possible integer
6002 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
6003 says ignore whether the last reference is a memory operand.
6005 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6006 Paolo Bonzini <bonzini at gnu dot org>
6008 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
6011 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
6012 (vlshr<mode>3): Rename from vlshr<mode>3.
6013 (vashr<mode>3): Rename from vashr<mode>3.
6014 (mulv4sf3): Change the names of vector shift patterns.
6018 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
6021 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
6046 * config/spu/spu.md (v): New iterator macro to add v for vector types.
6047 (floatunssidf2_internal): Change vector/vector shift names.
6048 (floatunsdidf2_internal): Ditto.
6055 (vashl<mode>3): Rename from ashl<mode>3.
6056 (vashr<mode>3): Rename from ashr<mode>3.
6057 (vlshr<mode>3): Rename from lshr<mode>3.
6058 (vrotl<mode>3): Rename from rotl<mode>3.
6060 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6063 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
6064 multiply gives the wrong value when doing widening multiplies.
6065 (vec_widen_smult_lo_v4si): Ditto.
6067 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
6069 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
6070 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
6071 emit_library_call_value.
6072 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
6073 * tree.h (ECF_LIBCALL_BLOCK): Removed.
6074 * calls.c (initialize_argument_information, precompute_arguments,
6075 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
6076 (precompute_arguments): Removed flags parameter.
6077 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
6079 2008-05-14 Richard Guenther <rguenther@suse.de>
6081 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
6082 Make sure to register the store if the use is a PHI_NODE.
6084 2008-05-14 Olivier Hainque <hainque@adacore.com>
6086 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
6087 memory if the component is to be referenced in BLKmode according
6088 to get_inner_reference.
6090 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
6092 * calls.c (emit_library_call_value_1): Restore code clearing
6093 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
6095 2008-05-14 Olivier Hainque <hainque@adacore.com>
6096 Nicolas Roche <roche@adacore.com>
6098 * configure.ac: Add support for a "gcc_subdir" variable in
6099 config-lang.in, to denote a subdirectory where the language/GCC
6100 integration files are to be found.
6101 * configure: Regenerate.
6103 2008-05-14 Ira Rosen <irar@il.ibm.com>
6105 PR tree-optimization/36098
6106 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
6107 value for the first load in the group in case of a gap.
6108 (vect_build_slp_tree): Check that there are no gaps in loads.
6110 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
6112 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
6113 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
6114 expand_copysign_bit, ): Change call to emit_no_conflict_block to
6115 emit_insn and remove unneeded code to construct extra args.
6116 (emit_no_conflict_block): Removed.
6117 * optabls.h: (emit_no_conflict_block): Removed.
6118 * cse.c (cse_extended_basic_block): Remove search for
6119 REG_NO_CONFLICT note.
6120 * global.c: Removed incorrect comment added in revision 117.
6121 * expr.c (convert_move): Change call to emit_no_conflict_block to
6123 * recog.c: Change comments so that they do not mention
6125 * local_alloc.c (combine_regs): Removed last parameter.
6126 (no_conflict_p): Removed.
6127 (block_alloc): Removed note, no_conflict_combined_regno and set
6128 local vars. Removed all code to process REG_NO_CONFLICT blocks.
6129 (combine_regs): Removed already_dead and code to look for
6130 REG_NO_CONFLICT notes.
6131 * lower_subreg (remove_retval_note): Removed code to look for
6132 REG_NO_CONFLICT block.
6133 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
6134 (resolve_clobber): Remove code to process libcalls that have
6135 REG_NO_CONFLICT notes.
6136 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
6138 * combine.c (can_combine_p, distribute_notes): Removed
6139 REG_NO_CONFLICT case.
6140 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
6142 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
6143 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
6145 * reg-notes.def (NO_CONFLICT): Removed.
6147 2008-05-14 David S. Miller <davem@davemloft.net>
6149 * config/sparc/sparc.c (sparc_profile_hook): If
6150 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
6151 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
6152 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6154 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
6156 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
6158 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
6161 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
6162 and op1 expansion before vector concat to have less live pseudos.
6164 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
6166 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6167 ix86_expand_vector_set if supported.
6169 2008-05-13 Diego Novillo <dnovillo@google.com>
6170 Kenneth Zadeck <zadeck@naturalbridge.com>
6172 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
6174 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
6175 phinodes_print_statistics, init_ssanames, fini_ssanames,
6176 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
6177 release_ssa_name, release_defs, replace_ssa_name_symbol,
6178 ssanames_print_statistics): Move ...
6179 * tree-flow.h: ... here.
6180 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
6181 Use FN instead of cfun.
6182 (make_ssa_name_fn): Rename from make_ssa_name.
6183 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
6184 * tree-flow-inline.h (make_ssa_name): Move from
6185 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
6186 * omp-low.c (expand_omp_parallel):
6187 * tree-flow-inline.h (redirect_edge_var_map_result):
6188 * tree-ssa.c (init_tree_ssa): Add argument FN.
6189 Use it instead of cfun. Update all users.
6191 2008-05-13 Tom Tromey <tromey@redhat.com>
6193 PR preprocessor/22168:
6194 * doc/cpp.texi (Top): Update menu.
6195 (Alternatives to Wrapper #ifndef): New node.
6196 (Other Directives): Document deprecation.
6197 (Obsolete Features): Remove menu.
6198 (Assertions): Merge node into Obsolete Features.
6199 (Obsolete once-only headers): Move earlier; rename to Alternatives
6201 * doc/cppopts.texi: Update.
6202 * c.opt (Wdeprecated): Enable for C and ObjC.
6203 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
6204 (C++ Dialect Options): Move -Wno-deprecated from here to...
6205 (Warning Options): ... here.
6207 2008-05-13 Richard Guenther <rguenther@suse.de>
6210 * fold-const.c (fold_sign_changed_comparison): Do not allow
6211 changes in pointer-ness.
6213 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6216 * config/sh/sh.c (sh_expand_prologue): Don't clear
6217 RTX_FRAME_RELATED_P for push insns.
6219 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
6221 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
6223 2008-05-12 Anatoly Sokolov <aesok@post.ru>
6225 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
6226 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
6227 Use 'machine->is_leaf' instead of 'leaf_func_p'.
6229 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
6231 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
6232 (*vec_concatv4sf_sse): This.
6233 (*sse2_concatv2si): Renamed to ...
6234 (*vec_concatv2si_sse2): This.
6235 (*sse1_concatv2si): Renamed to ...
6236 (*vec_concatv2si_sse): This.
6237 (*vec_concatv2di_rex): Renamed to ...
6238 (*vec_concatv2di_rex64): This.
6239 (*vec_concatv2si_sse4_1): New.
6240 (*vec_concatv2di_rex64_sse4_1): Likewise.
6242 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
6244 PR rtl-optimization/36111
6245 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
6246 that was created for swappable operands.
6248 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
6251 * Makefile.in: Substitute GNATMAKE and GNATBIND.
6252 * configure.ac: Add call to ACX_PROG_GNAT.
6254 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
6256 * optc-gen.awk: Fix comment typo.
6258 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6260 * pretty-print.c (pp_integer_with_precision): Use
6261 HOST_LONG_LONG_FORMAT.
6263 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
6265 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
6267 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
6269 * config/i386/i386.c (bdesc_ptest): Removed.
6270 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
6271 (bdesc_args): Add __builtin_ia32_ptestz128,
6272 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
6273 (ix86_init_mmx_sse_builtins): Updated.
6274 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
6275 (ix86_expand_builtin): Updated.
6277 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
6279 * tree-cfg.c (valid_fixed_convert_types_p): New function.
6280 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
6282 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
6284 * value-prof.c (interesting_stringop_to_profile): Do not
6285 return early for BUILT_IN_MEMPCPY.
6287 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
6289 * calls.c (expand_call): Don't use callgraph to increase
6290 preferred_stack_boundary.
6292 * cgraph.h (cgraph_rtl_info): Use unsigned on
6293 preferred_incoming_stack_boundary.
6295 * final.c (rest_of_clean_state): Use unsigned on
6296 preferred_stack_boundary.
6298 2008-05-09 Tom Tromey <tromey@redhat.com>
6300 PR preprocessor/22231:
6301 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
6304 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
6306 PR tree-optimization/36129
6307 * tree-ssa-ccp.c: Include value-prof.h.
6308 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
6309 built-in function was folded to a constant.
6310 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
6312 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
6313 Sebastian Pop <sebastian.pop@amd.com>
6315 * tree-scalar-evolution.c: Document instantiate_scev.
6316 (instantiate_parameters_1): Renamed instantiate_scev_1.
6317 Don't use the same loop for instantiation_loop and evolution_loop.
6318 (instantiate_scev): New.
6319 (instantiate_parameters): Moved...
6320 (resolve_mixers): Update call to instantiate_scev_1 to pass the
6321 same loop twice. Maintains the semantics for this function.
6322 * tree-scalar-evolution.h (instantiate_scev): Declare.
6323 (instantiate_parameters): ...here. Now static inline.
6324 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
6325 instead of resolve_mixers.
6327 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6329 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
6331 2008-05-09 Tomas Bily <tbily@suse.cz>
6333 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
6334 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
6335 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6336 * c-common.c (c_common_truthvalue_conversion): Likewise.
6337 * tree-object-size.c (compute_object_offset): Likewise.
6338 * tree-inline.c (estimate_num_insns_1): Likewise.
6339 * varasm.c (const_hash_1, compare_constant, copy_constant)
6340 (compute_reloc_for_constant, output_addressed_constants)
6341 (initializer_constant_valid_p): Likewise.
6342 * c-omp.c (check_omp_for_incr_expr): Likewise.
6343 * gimplify.c (gimplify_expr): Likewise.
6344 * c-typeck.c (c_finish_return): Likewise.
6345 * tree-vectorizer.c (supportable_widening_operation)
6346 (supportable_narrowing_operation): Likewise.
6347 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
6348 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
6349 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6350 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
6351 (descr_info_loc): Likewise.
6352 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6353 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
6354 (fold_unary): Likewise.
6355 * builtins.c (get_pointer_alignment): Likewise.
6356 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
6357 (instantiate_parameters_1): Likewise.
6358 * tree.c (expr_align, stabilize_reference): Likewise.
6359 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
6360 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6361 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
6362 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6363 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
6364 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
6366 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
6367 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
6368 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6369 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
6370 (forward_propagate_comparison)
6371 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6372 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
6373 * emit-rtl.c (component_ref_for_mem_expr)
6374 (set_mem_attributes_minus_bitpos): Likewise.
6375 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6376 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
6378 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
6379 (build_function_call, pointer_diff, build_compound_expr)
6380 (c_finish_return): Likewise.
6381 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
6382 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
6384 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
6385 * expr.c (is_aligning_offset): Likewise.
6386 * tree-ssa-alias.c (is_escape_site): Likewise.
6387 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
6388 (check_all_va_list_escapes): Likewise.
6389 * tree-ssa-loop-ivopts.c (determine_base_object)
6390 (determine_common_wider_type): Likewise.
6391 * dojump.c (do_jump): Likewise.
6392 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
6393 * tree-gimple.c (is_gimple_cast): Likewise.
6394 * fold-const.c (decode_field_reference, )
6395 (fold_sign_changed_comparison, fold_unary, fold_comparison)
6396 (fold_binary): Likewise.
6397 * tree-ssa-alias-warnings.c (find_alias_site_helper)
6398 (already_warned_in_frontend_p): Likewise.
6399 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
6400 * tree.c (really_constant_p, get_unwidened): Likewise.
6401 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6402 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6403 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
6405 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
6407 (CONVERT_EXPR_P): Define.
6408 (CASE_CONVERT): Define.
6410 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6413 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
6414 (delete_unmarked_insns): When deleting a call, call
6415 delete_unreachable_blocks.
6416 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6417 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
6419 2008-05-08 Richard Guenther <rguenther@suse.de>
6421 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
6422 (-ftree-salias): Likewise.
6423 (salias-max-implicit-fields): Remove param documentation.
6424 (salias-max-array-elements): Likewise.
6425 * tree-pass.h (pass_create_structure_vars): Remove.
6426 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6427 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6428 * tree-ssa-alias.c (create_structure_vars): Remove.
6429 (gate_structure_vars): Likewise.
6430 (pass_create_structure_vars): Likewise.
6431 (gate_build_alias): Likewise.
6432 (pass_build_alias): Adjust to run always and dump the function.
6433 * common.opt (ftree-salias): Hide.
6434 * passes.c (init_optimization_passes): Remove
6435 pass_create_structure_vars, adjust comment.
6436 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
6437 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
6438 * opts.c (decode_options): Do not set flag_tree_salias.
6439 (common_handle_option): Add OPT_ftree_salias to the backward
6440 compatibility section.
6442 2008-05-08 Richard Guenther <rguenther@suse.de>
6444 * tree-flow-inline.h (var_can_have_subvars): Move ...
6445 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
6446 * tree-flow.h (var_can_have_subvars): Remove.
6447 (push_fields_onto_fieldstack): Remove.
6448 (sort_fieldstack): Likewise.
6449 (struct fieldoff): Move ...
6450 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
6451 alias_set and base_for_components fields.
6452 (sort_fieldstack): Make static.
6453 (push_fields_onto_fieldstack): Likewise. Remove code that
6454 handles anything but RECORD_TYPEs. Remove alias_set and
6455 base_for_components handling.
6456 (create_variable_info_for): Adjust.
6458 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
6460 * common.opt (Wframe-larger-than=): Shorten the help message
6462 * doc/invoke.texi (Wframe-larger-than=): Add more description.
6464 2008-05-08 Rafael Espindola <espindola@google.com>
6466 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
6468 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
6469 trap and that both operands are gimple values.
6470 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
6471 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
6474 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6476 * read-rtl.c (join_c_conditions): Return the first string if the
6477 two strings are equal.
6479 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
6481 * gensupport.h (pred_data): Add a "num_codes" field.
6482 (add_predicate_code): Declare.
6483 * gensupport.c (add_predicate_code): New function.
6484 (std_pred_table): Add an "allows_const_p" field.
6485 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
6486 Remove the (incomplete) list of such codes from the codes field.
6487 (init_predicate_table): Use add_predicate_code. Add all
6488 RTX_CONST_OBJs if allows_const_p is true.
6489 * genrecog.c (process_define_predicate): Use add_predicate_code.
6491 2008-05-08 David Daney <ddaney@avtrex.com>
6492 Richard Sandiford <rsandifo@nildram.co.uk>
6494 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
6495 special case of constant zero operands.
6496 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
6497 old and new values. Special case constant zero values.
6498 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
6500 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
6501 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
6503 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
6506 * simplify-rtx.c (simplify_plus_minus): Create CONST of
6507 similar RTX_CONST_OBJ before CONST_INT.
6509 2008-05-08 Steve Ellcey <sje@cup.hp.com>
6511 * stmt.c (expand_stack_restore): Change sa mode if needed.
6513 2008-05-08 Richard Guenther <rguenther@suse.de>
6515 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
6516 return type to bool.
6517 (ix86_sol10_return_in_memory): Likewise.
6518 (ix86_i386elf_return_in_memory): Likewise.
6519 (ix86_i386interix_return_in_memory): Likewise.
6520 * config/i386/i386.c (ix86_return_in_memory): Likewise.
6521 (ix86_sol10_return_in_memory): Likewise.
6522 (ix86_i386elf_return_in_memory): Likewise.
6523 (ix86_i386interix_return_in_memory): Likewise.
6525 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6528 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
6530 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
6531 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
6534 2008-05-08 Richard Guenther <rguenther@suse.de>
6536 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
6537 * tree-data-ref.h (struct dr_alias): Remove subvars field.
6538 (DR_SUBVARS): Remove.
6539 * tree-dfa.c (dump_subvars_for): Remove.
6540 (debug_subvars_for): Likewise.
6541 (dump_variable): Do not dump subvars.
6542 (remove_referenced_var): Do not remove subvars.
6543 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
6544 (lookup_subvars_for_var): Remove.
6545 (get_subvars_for_var): Likewise.
6546 (get_subvars_at): Likewise.
6547 (get_first_overlapping_subvar): Likewise.
6548 (overlap_subvar): Likewise.
6549 * tree-flow.h (subvar_t): Remove.
6550 (struct var_ann_d): Remove subvars field.
6551 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
6552 argument. Remove special handling of SFTs.
6553 (compute_tag_properties): Likewise.
6554 (set_initial_properties): Likewise.
6555 (compute_call_clobbered): Likewise.
6556 (count_mem_refs): Likewise.
6557 (compute_memory_partitions): Likewise.
6558 (compute_flow_insensitive_aliasing): Likewise.
6559 (setup_pointers_and_addressables): Likewise.
6560 (new_type_alias): Likewise.
6561 (struct used_part): Remove.
6562 (used_portions): Likewise.
6563 (struct used_part_map): Likewise.
6564 (used_part_map_eq): Likewise.
6565 (used_part_map_hash): Likewise.
6566 (free_used_part_map): Likewise.
6567 (up_lookup): Likewise.
6568 (up_insert): Likewise.
6569 (get_or_create_used_part_for): Likewise.
6570 (create_sft): Likewise.
6571 (create_overlap_variables_for): Likewise.
6572 (find_used_portions): Likewise.
6573 (create_structure_vars): Likewise.
6574 * tree.def (STRUCT_FIELD_TAG): Remove.
6575 * tree.h (MTAG_P): Adjust.
6576 (struct tree_memory_tag): Remove base_for_components and
6577 unpartitionable flags.
6578 (struct tree_struct_field_tag): Remove.
6579 (SFT_PARENT_VAR): Likewise.
6580 (SFT_OFFSET): Likewise.
6581 (SFT_SIZE): Likewise.
6582 (SFT_NONADDRESSABLE_P): Likewise.
6583 (SFT_ALIAS_SET): Likewise.
6584 (SFT_UNPARTITIONABLE_P): Likewise.
6585 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
6586 (union tree_node): Remove sft field.
6587 * alias.c (get_alias_set): Remove special handling of SFTs.
6588 * print-tree.c (print_node): Remove handling of SFTs.
6589 * tree-dump.c (dequeue_and_dump): Likewise.
6590 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
6591 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
6592 * tree-predcom.c (set_alias_info): Do not set subvars.
6593 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
6594 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
6595 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
6596 (add_vars_for_offset): Remove.
6597 (add_virtual_operand): Remove special handling of SFTs.
6598 (add_call_clobber_ops): Likewise.
6599 (add_call_read_ops): Likewise.
6600 (get_asm_expr_operands): Likewise.
6601 (get_modify_stmt_operands): Likewise.
6602 (get_expr_operands): Likewise.
6603 (add_to_addressable_set): Likewise.
6604 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
6605 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6606 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
6607 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
6608 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
6609 (tree_node_structure): Likewise.
6610 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
6612 (find_what_p_points_to): Likewise.
6614 2008-05-08 Sa Liu <saliu@de.ibm.com>
6616 * config/spu/spu.md: Fixed subti3 pattern.
6618 2008-05-08 Richard Guenther <rguenther@suse.de>
6621 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6622 sure to create a representative for trailing arrays for PTA.
6624 2008-05-08 Richard Guenther <rguenther@suse.de>
6627 * fold-const.c (operand_equal_p): Two objects which types
6628 differ in pointerness are not equal.
6630 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6632 * calls.c (compute_argument_block_size): Add argument tree fndecl.
6633 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
6634 (emit_library_call_value_1): Add new variable fndecl initialized by
6635 NULL_TREE. It should be the decl type of orgfun, but this information
6636 seems not to be available here, so it uses the default calling abi.
6637 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
6638 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
6639 by TARGET_RETURN_IN_MEMORY.
6640 * config/i386/i386-interix.h: Likewise.
6641 * config/i386/i386.h: Likewise.
6642 * config/i386/i386elf.h: Likewise.
6643 * config/i386/ptx4-i.h: Likewise.
6644 * config/i386/sol2-10.h: Likewise.
6645 * config/i386/sysv4.h: Likewise.
6646 * config/i386/vx-common.h: Likewise.
6647 * config/cris/cris.h: Removed #if 0 clause.
6648 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
6649 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
6651 (ix86_sol10_return_in_memory): Likewise.
6652 (ix86_i386elf_return_in_memory): New.
6653 (ix86_i386interix_return_in_memory): New.
6654 * config/mt/mt-protos.h (mt_return_in_memory): New.
6655 * config/mt/mt.c: Likewise.
6656 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6657 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
6658 * config/bfin/bfin.h: Likewise.
6659 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
6661 * config/bfin/bfin.c: Likewise.
6662 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6663 * config/alpha/unicosmk.h: Likewise.
6664 * config/i386/cygming.h: Likewise.
6665 * config/iq2000/iq2000.h: Likewise.
6666 * config/mips/mips.h: Likewise.
6667 * config/mn10300/mn10300.h: Likewise.
6668 * config/rs6000/rs6000.h: Likewise.
6669 * config/score/score.h: Likewise.
6670 * config/spu/spu.h: Likewise.
6671 * config/v850/v850.h: Likewise.
6672 * defaults.h: Likewise.
6673 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
6674 * expr.c (emit_block_move): Adjust use of
6675 OUTGOING_REG_PARM_STACK_SPACE.
6676 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
6677 OUTGOING_REG_PARM_STACK_SPACE.
6678 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
6680 2008-05-08 Jakub Jelinek <jakub@redhat.com>
6682 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
6683 on OMP_RETURN for OMP_FOR.
6686 * dwarf2out.c (dw_expand_expr, common_check): Removed.
6687 (fortran_common): New function.
6688 (gen_variable_die): Call fortran_common instead of common_check,
6689 adjust for it returning tree instead of rtx. Formatting.
6691 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6695 * see.c (see_copy_insn): Copy new pure const attributes for new call.
6696 * c-decl.c (merge_decls): Ditto.
6697 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
6698 to RTL_CONST_OR_PURE_CALL_P.
6699 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
6700 Initialized DECL_LOOPING_CONST_PURE.
6701 (process_call_operands): Set tree_side_effects properly.
6702 * tree.h (TREE_READONLY_DECL_P): Removed.
6703 (DECL_IS_PURE): Renamed to DECL_PURE_P.
6704 (DECL_LOOPING_OR_CONST_P): New macro.
6705 (struct tree_function_decl): Added looping_const_or_pure_p.
6707 (ECF_LOOPING_OR_CONST_P): New macro.
6708 * rtlanal.c (pure_const_p): Removed.
6709 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6710 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6711 to RTL_CONST_CALL_P.
6712 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6713 (check_decl, check_tree, check_call, scan_function): Initialize
6715 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6716 (static_execute): Set looping true for recursive functions.
6717 Undo setting state to IPA_NEITHER for recursive functions.
6719 * ifcvt.c (noce_can_store_speculate_p): Changed
6720 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6721 RTL_CONST_OR_PURE_CALL_P.
6722 * dse.c (scan_insn): Ditto.
6723 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6724 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6725 RTL_CONST_OR_PURE_CALL_P.
6726 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6727 pure_call_p to RTL_CONST_CALL_P.
6728 * gimplify.c (gimplify_call_expr): Clear side effects for
6729 non-looping pure and constant calls.
6730 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6731 (flags_from_decl_or_type): Set ecf flags from decl flags.
6732 (initialize_argument_information): Turn off
6733 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6734 Change const to pure if callee_copies is true rather than just
6736 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6737 way of marking pure calls.
6738 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6739 Remove hack that was supposed to fix pr7335 and remove old
6740 way of marking pure calls.
6741 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6742 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6743 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6744 RTL_CONST_OR_PURE_CALL_P.
6745 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6746 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6747 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6748 * sched-deps.c (schedule_analyze): Ditto.
6749 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6750 return_val field of calls to represent pure and const function info.
6751 (CONST_OR_PURE_CALL_P): Deleted macro.
6752 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6753 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6754 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6756 * tree-optimize.c (execute_fixup_cfg): Added test for
6757 ECF_LOOPING_CONST_OR_PURE.
6758 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6760 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6761 effects for looping pure or const calls.
6762 (verify_gimple_expr): Added verification code.
6763 * config/alpha/alpha.c (alpha_legitimize_address,
6764 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6766 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6767 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6768 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6769 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6770 RTL_CONST_OR_PURE_CALL_P.
6771 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6772 and const calls to be deleted.
6774 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6777 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6778 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6779 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6780 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6781 to handle nonimmediate operands.
6782 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6783 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6784 to handle nonimmediate operands.
6785 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6786 (mmx_pmulhrwv4hi3): New expander. Use
6787 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6788 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6789 (sse2_umulv1siv1di3): New expander. Use
6790 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6791 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6792 (mmx_eq<mode>3): New expander. Use
6793 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6794 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6795 (mmx_uavgv8qi3): New expander. Use
6796 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6797 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6798 (mmx_uavgv4hi3): New expander. Use
6799 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6801 * config/i386/sse.md
6802 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6803 to handle nonimmediate operands.
6804 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6805 to handle nonimmediate operands.
6806 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6807 to handle nonimmediate operands.
6808 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6809 to handle nonimmediate operands.
6810 (sse2_unpckhpd_exp): New expander. Use
6811 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6812 (sse2_unpcklpd_exp): New expander. Use
6813 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6814 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6815 to handle nonimmediate operands.
6816 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6817 to handle nonimmediate operands.
6818 (*sse2_<plusminus_insn><mode>3): Rename from
6819 sse2_<plusminus_insn><mode>3 insn pattern.
6820 (sse2_<plusminus_insn><mode>3): New expander. Use
6821 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6822 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6823 (sse2_umulv2siv2di3): New expander. Use
6824 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6825 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6826 (sse4_1_mulv2siv2di3): New expander. Use
6827 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6828 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6829 (sse2_pmaddwd): New expander. Use
6830 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6831 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6832 (sse2_eq<mode>3): New expander. Use
6833 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6834 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6835 (sse4_1_eqv2di3): New expander. Use
6836 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6837 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6838 (sse2_uavgv16qi3): New expander. Use
6839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6840 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6841 (sse2_uavgv16qi3): New expander. Use
6842 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6843 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6844 (sse2_uavgv8hi3): New expander. Use
6845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6846 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6847 (ssse3_pmulhrswv8hi3): New expander. Use
6848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6849 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6850 (ssse3_pmulhrswv4hi3): New expander. Use
6851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6853 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6854 (<sse>_vmmul<mode>3): Ditto.
6855 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6857 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6858 (ssse3_pmaddubsw): Ditto.
6860 * config/i386/i386.c (struct_builtin_description)
6861 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6862 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6863 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6864 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6865 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6866 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6867 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6868 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6869 (ix86_fixup_binary_operands): Assert that src1
6870 and src2 must have the same mode when swapped.
6871 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6872 and ix86_binary_operator_ok. Do not force operands in registers
6875 2008-05-07 Jan Hubicka <jh@suse.cz>
6877 * cgraph.c (dump_cgraph_node): Update.
6878 * cgraph.h (cgraph_local_info): Break out inline summary.
6879 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6881 * ipa-inline (inline_summary): New accestor function.
6882 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6883 cgraph_decide_inlining, compute_inline_parameters): Update.
6884 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6886 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6888 Cleanup ColdFire scheduling support and add V4 pipeline model.
6890 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6891 (define_attr cpu): Add cfv4 value.
6892 (define_attr type, define_attr type1): Merge into a single 'type'
6893 attribute. Update all uses.
6894 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6895 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6897 (define_attr opx_mem, define_attr opy_mem): Remove.
6898 (define_attr op_mem): Clean up, update comment.
6899 (define_attr size): Use specific values instead of general int.
6900 (define_attr guess, define_attr split): Remove. Update all uses.
6901 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6902 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6903 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6904 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6905 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6906 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6907 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6908 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6909 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6910 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6911 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6912 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6913 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6914 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6915 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6916 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6917 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6918 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6919 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6920 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6921 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6922 Update or set attributes.
6923 (stack_tie): New fake instruction.
6925 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6926 (m68k_sched_attr_size): Update declaration.
6927 (m68k_sched_attr_type2): Remove.
6928 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6929 Declare new bypass predicates.
6931 * config/m68k/m68k.c (m68k_sched_issue_rate,
6932 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6934 (TARGET_SCHED_ISSUE_RATE,
6935 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6936 (override_options): Handle scheduling for ColdFire V4 core.
6937 (m68k_expand_prologue): Emit stack_tie.
6938 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6939 'OP_TYPE_FPN'. Update all uses.
6940 (sched_guess_p): Remove.
6941 (sched_address_type): Handle symbolic addresses.
6942 (sched_get_operand): New static function.
6943 (sched_operand_type): Merge into sched_attr_op_type.
6944 (sched_attr_op_type): Handle FP registers, handle quick constants,
6946 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6947 (m68k_sched_attr_size): Update. Move logic to ...
6948 (sched_get_attr_size_int): New static function.
6949 (sched_get_opxy_mem_type): New static function.
6950 (m68k_sched_attr_op_mem): Update.
6951 (m68k_sched_attr_type2): Remove.
6952 (sched_cfv4_bypass_data): New static variable.
6953 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6954 (m68k_sched_issue_rate): Implement scheduler hook.
6955 (struct _sched_ib: enabled_p): New field.
6956 (m68k_sched_variable_issue): Update. Handle V4.
6957 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6958 sched_dump_class_func_t, sched_dump_split_class,
6959 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6960 sched_dump_dfa_class, m68k_sched_dump): Remove.
6961 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6963 (m68k_sched_init_global): Remove statisctics dumping, introduce
6964 sanity check that all instructions have pipeline reservations. Handle
6966 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6967 Handle ColdFire V4 core.
6968 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6969 New static functions.
6970 (m68k_sched_address_bypass_p): New bypass predicate.
6971 (sched_get_indexed_address_scale): New static function.
6972 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6974 * cf.md: Update comments.
6975 (define_attr type2): Remove. Use 'type' attribute instead.
6977 (cf_ib): Rename to cfv123_ib. Update all uses.
6978 (cf_oep): Rename to cfv123_oep. Update all uses.
6979 (cf_chr): Rename to cfv123_chr. Update all uses.
6980 (cf_mem): Rename to cfv123_mem. Update all uses.
6981 (cf_mac): Move to more appropriate place.
6982 (cfv123_guess): New automaton and cpu_unit.
6983 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6984 Update uses of 'size' attribute. Handle before reload scheduling.
6985 (cfv123_guess): New dummy reservation for unhandled instructions.
6986 (cfv4_*): Pipeline description of ColdFire V4 core.
6987 (ignore): New reservation to handle 'ignore' type.
6989 2008-05-07 Ian Lance Taylor <iant@google.com>
6992 * gimplify.c (find_single_pointer_decl_1): Don't look through
6994 (find_single_pointer_decl): Adjust comments.
6996 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6999 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
7000 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
7003 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
7004 integral type rather than floating point, then VIEW_CONVERT_EXPR
7005 to the floating point type.
7007 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7009 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
7010 TFmode op0 to register.
7012 2008-05-07 Alan Modra <amodra@bigpond.net.au>
7014 * c-decl.c (grokdeclarator): Comment typo.
7016 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
7018 * tree-flow.h: Remove prototype for computed_goto_p.
7019 * tree-cfg.c (computed_goto_p): Make static.
7021 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
7024 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
7025 (contains_aligned_value_p): This. Handle _Decimal128.
7026 (ix86_function_arg_boundary): Only align _Decimal128 to its
7027 natural boundary and handle it properly.
7029 2008-05-06 Martin Jambor <mjambor@suse.cz>
7031 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
7032 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
7033 (ipcp_method_set_orig_node): Removed.
7034 (ipcp_cval_get_cvalue_type): Removed.
7035 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
7036 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
7037 (ipcp_cval_set_cvalue_type): Removed.
7038 (ipcp_cval_get_cvalue): Removed.
7039 (ipcp_cval_set_cvalue): Removed.
7040 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
7041 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
7042 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
7043 (ipcp_cval_meet): Renamed to ipa_lattice_meet
7044 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
7045 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
7046 (ipcp_get_ith_lattice): Changed parameters.
7047 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
7048 (ipcp_lattice_from_jfunc): Changed parameters.
7049 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
7050 (ipcp_method_cval_print): Added temporary variable info.
7051 (ipcp_redirect): Removed already unused local variable caller.
7052 (ipcp_redirect): New temporary variable orig_callee_info
7053 (ipcp_redirect): Removed newly unused local variable callee.
7054 (ipcp_redirect): Removed (a bit confusing) local variable type.
7055 (ipcp_insert_stage): Added local variable info.
7056 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
7058 (ipcp_formal_create): Removed.
7059 (ipcp_method_cval_set): Removed.
7060 (ipcp_propagate_stage): Renamed lattice variables.
7061 (ipcp_method_cval_set_cvalue_type): Removed.
7062 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
7063 (ipcp_print_all_lattices): Changed printed strings to refer to
7064 lattices rather than cvals.
7065 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
7066 (ipcp_propagate_const): Changed formal parameters.
7067 (build_const_val): Changed formal parameters.
7068 (ipcp_insert_stage): Removed useless variable cvalue
7069 (build_const_val): Changed formal parameters.
7070 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
7071 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
7072 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
7073 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
7074 (ipcp_print_func_profile_counts): Changed string from "method" to
7076 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
7077 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
7078 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
7079 (ipcp_structures_print): Renamed to ipcp_print_all_structures
7080 (ipcp_profile_print): Renamed to ipcp_print_profile_data
7081 (ipcp_lat_is_const): Changed parameters and made inline.
7082 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
7083 (ipcp_redirect): Renamed to ipcp_need_redirect_p
7084 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
7085 the predicate condition directly
7086 (ipcp_propagate_stage): Added local variable args. Removed local
7087 variable callee. (Both are mere code simplifications.)
7088 (ipcp_method_dont_insert_const): Renamed to
7089 ipcp_node_not_modifiable_p.
7090 (ipcp_node_not_modifiable_p): Made inline.
7091 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
7092 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
7093 (ipcp_print_all_lattices): Removed variable cvalue
7094 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
7097 2008-05-06 Olivier Hainque <hainque@adacore.com>
7099 * tree-sra.c (try_instantiate_multiple_fields): Early return
7100 if field has POINTER_TYPE.
7102 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
7104 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
7105 by using 'q' specifier for instruction.
7106 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
7108 2008-05-06 Anatoly Sokolov <aesok@post.ru>
7110 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7111 Change mode of zero_extract from QImode to HImode.
7112 (sign bit tests peepholes): (Ditto.).
7114 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
7116 * config/i386/mmx.md: Remove double backslashes from asm templates.
7117 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
7118 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7119 to handle nonimmediate operands.
7120 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
7121 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7122 to handle nonimmediate operands.
7123 (*mmx_<code>v2sf3_finite): New insn pattern.
7124 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
7125 (mmx_<code>v2sf3): New expander. Use
7126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7127 (mmx_<plusminus_insn><mode>3): New expander. Use
7128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7129 (*mmx_<plusminus_insn><mode>3): New insn pattern.
7130 (mmx_add<mode>3): Removed.
7131 (mmx_ssadd<mode>3): Ditto.
7132 (mmx_usadd<mode>3): Ditto.
7133 (mmx_sub<mode>3): Ditto.
7134 (mmx_sssub<mode>3): Ditto.
7135 (mmx_ussub<mode>3): Ditto.
7136 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
7137 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
7138 to handle nonimmediate operands.
7139 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
7141 (mmx_smulv4hi3_highpart): New expander. Use
7142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7143 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
7145 (mmx_umulv4hi3_highpart): New expander. Use
7146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7147 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
7148 (mmx_<code>v4hi3): New expander. Use
7149 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7150 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
7151 (mmx_<code>v8qi3): New expander. Use
7152 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7153 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
7154 (mmx_<code><mode>3): New expander. Use
7155 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7157 2008-05-05 Jan Hubicka <jh@suse.cz>
7159 PR tree-optimization/36118
7160 * passes.c (pass_init_dump_file): Fix dump header.
7162 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7165 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
7166 VCE for function decls.
7168 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
7170 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
7172 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
7174 * config/i386/i386.md (sat_plusminus): New.
7175 (plusminus_insn): Likewise.
7176 (plusminus_mnemonic): Likewise.
7178 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
7179 (*<addsub><mode>3_cc_overflow): Renamed to ...
7180 (*<plusminus_insn><mode>3_cc_overflow): This.
7181 (*<addsub>si3_zext_cc_overflow): Renamed to ...
7182 (*<plusminus_insn>si3_zext_cc_overflow): This.
7184 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
7185 (<plusminus_insn><mode>3): This.
7186 (*<addsub><mode>3): Renamed to ...
7187 (*<plusminus_insn><mode>3): This.
7188 (<sse>_vm<addsub><mode>3): Renamed to ...
7189 (<sse>_vm<plusminus_insn><mode>3): This.
7190 (sse3_h<addsub>v4sf3): Renamed to ...
7191 (sse3_h<plusminus_insn>v4sf3): This.
7192 (sse3_h<addsub>v2df3): Renamed to ...
7193 (sse3_h<plusminus_insn>v2df3): This.
7194 (<plusminus_insn><mode>3): New.
7195 (*<plusminus_insn><mode>3): Likewise.
7196 (sse2_<plusminus_insn><mode>3): Likewise.
7197 (add<mode>): Removed.
7198 (*add<mode>3): Likewise.
7199 (sse2_ssadd<mode>3): Likewise.
7200 (sse2_usadd<mode>3): Likewise.
7201 (sub<mode>3): Likewise.
7202 (*sub<mode>3): Likewise.
7203 (sse2_sssub<mode>3): Likewise.
7204 (sse2_ussub<mode>3): Likewise.
7206 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
7208 * gthr-single.h: Add in required interface elements as per gthr.h.
7209 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
7210 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
7211 Generalize UNUSED macro.
7212 (__gthread_once): Add.
7213 (__gthread_key_create): Add.
7214 (__gthread_key_delete): Add.
7215 (__gthread_getspecific): Add.
7216 (__gthread_setspecific): Add.
7218 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
7220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
7221 the same size types for the indirect reference on the rhs, then
7224 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
7226 * config/i386/i386.md
7227 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
7228 one insn template instead of template series.
7229 (*xordi_1_rex64): Ditto.
7230 (*xordi_2_rex64): Ditto.
7232 2008-05-05 Ira Rosen <irar@il.ibm.com>
7234 PR tree-optimization/36119
7235 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
7238 2008-06-04 Jan Hubicka <jh@suse.cz>
7240 tree-optimization/36100
7241 * tree-pass.h (pass_O0_always_inline): Declare.
7242 * ipa-inline.c (inline_transform): Remove dead code.
7243 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7244 pass_O0_always_inline): New.
7245 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
7247 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
7249 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
7250 mnemonic in this_param move for TARGET_64BIT.
7252 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
7254 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
7255 (*strmovsi_rex_1): Ditto.
7256 (*strsetsi_1): Ditto.
7257 (*strsetsi_rex_1): Ditto.
7259 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
7260 adddicc expanders using SWI mode iterator.
7262 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
7265 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
7268 2008-05-04 David S. Miller <davem@davemloft.net>
7270 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
7271 (sparc*-*-linux*): Use linux.h in tm_file.
7272 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
7273 compiler defaulting to 32-bit.
7274 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
7276 * config/sparc/linux.h: Remove definitions now obtained
7277 properly from linux.h
7278 * config/sparc/linux64.h: Likewise.
7279 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
7280 don't want this setting for 32-bit builds in a biarch compiler.
7281 * doc/install.texi: Add sparc-linux to list of targets
7282 supporting --enable-targets=all.
7284 2008-05-03 Andrew Pinski <pinskia@gmail.com>
7286 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
7288 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
7290 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
7291 after V4SI_FTYPE_V8HI.
7292 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
7293 case V4SI_FTYPE_V2DF.
7295 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
7297 * doc/invoke.texi (max-flow-memory-locations): Removed.
7298 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
7300 2008-05-03 Richard Guenther <rguenther@suse.de>
7303 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
7305 2008-05-02 David S. Miller <davem@davemloft.net>
7307 * config.gcc (need_64bit_hwint): Document libcpp dependency.
7309 2008-05-02 Simon Baldwin <simonb@google.com>
7312 * c-common.h (warn_array_subscript_range): Removed.
7313 * c-common.c (warn_array_subscript_range): Ditto.
7314 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
7315 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
7317 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
7319 * config/i386/i386.c (ix86_special_builtin_type): New.
7320 (bdesc_special_args): Likewise.
7321 (ix86_expand_special_args_builtin): Likewise.
7322 (ix86_init_mmx_sse_builtins): Updated.
7323 (ix86_expand_builtin): Updated.
7324 (ix86_expand_store_builtin): Removed.
7325 (ix86_expand_unop_builtin): Likewise.
7327 * config/i386/mm3dnow.h (__v2sf): Moved to ...
7328 * config/i386/mmintrin.h (__v2sf): Here.
7330 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
7332 (_mm_loadl_pi): Likewise.
7333 (_mm_storeh_pi): Replace __v2si with __v2sf.
7334 (_mm_storel_pi): Likewise.
7336 * doc/extend.texi: Correct __builtin_ia32_loadhps,
7337 __builtin_ia32_loadlps, __builtin_ia32_storehps,
7338 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
7339 __builtin_ia32_loadlpd.
7341 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
7343 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
7344 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
7345 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
7346 (ix86_init_mmx_sse_builtins): Updated.
7347 (ix86_expand_args_builtin): Likewise.
7348 (ix86_expand_builtin): Likewise.
7349 (ix86_expand_unop1_builtin): Renamed to ...
7350 (ix86_expand_unop_vec_merge_builtin): This.
7352 2008-05-01 Jan Hubicka <jh@suse.cz>
7355 * ipa-inline.c (inline_generate_summary): Make static.
7356 (inline_transform): Do not call inlining at -O0; make static.
7357 * passes.c (execute_todo): Add sanity check.
7358 (execute_one_ipa_transform_pass): Execute proper flags.
7360 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
7362 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
7363 (DECL_NONADDRESSABLE_P): Likewise.
7364 * alias.c (record_component_aliases): Fix comment.
7366 2008-05-01 Simon Baldwin <simonb@google.com>
7368 * c-common.h (warn_array_subscript_range): New function.
7369 * c-common.c (warn_array_subscript_range): Ditto.
7370 * tree-vrp.c (check_array_ref): Corrected code to agree with
7371 comment, ignoring only arrays of size 0 or size 1.
7372 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
7374 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7376 * config/i386/i386.c (ix86_builtin_type): Replace
7377 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
7378 (bdesc_args): Updated.
7379 (ix86_init_mmx_sse_builtins): Likewise.
7380 (ix86_expand_args_builtin): Likewise.
7382 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
7385 * doc/extend.texi: Correct __builtin_ia32_palignr.
7387 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7390 * config/i386/i386.c (bdesc_crc32): Removed.
7391 (ix86_expand_crc32): Likewise.
7392 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
7393 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
7394 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
7395 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
7396 UINT_FTYPE_UINT_UCHAR.
7397 (bdesc_args): Updated. Add crc32 builtins.
7398 (ix86_init_mmx_sse_builtins): Updated.
7399 (ix86_expand_args_builtin): Updated to support subreg.
7401 * doc/extend.texi: Correct __builtin_ia32_crc32di.
7403 2008-05-01 Jan Hubicka <jh@suse.cz>
7405 * tree-pass.h (opt_pass): Add IPA_PASS.
7406 (varpool_node, cgraph_node): Forward declare.
7407 (ipa_opt_pass): Define.
7408 (pass_ipa_inline): Turn into ipa_opt_pass.
7409 (pass_apply_inline): Remove.
7410 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
7411 (apply_inline): Turn into ....
7412 (inline_transform): ... this one.
7413 (inline_generate_summary): New function.
7414 (pass_apply_inline): Remove.
7415 * function.h (ipa_opt_pass): Forward declare structure; typedef;
7417 (struct function): Add ipa_transforms_to_apply.
7418 * passes.c (register_one_dump_file): Work on IPA_PASS.
7419 (init_optimization_passes): Remove pass_inline_parameters and
7421 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
7422 (execute_one_pass) ... here; apply transforms when possible.
7423 (add_ipa_transform_pass, execute_ipa_summary_asses,
7424 execute_one_ipa_transform_pass): New.
7425 (execute_ipa_pass_list): Update for IPA_PASS type.
7427 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7429 * config/i386/i386.c (ix86_builtin_type): Add
7430 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
7431 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
7432 (bdesc_args): Add SSE4a builtins.
7433 (ix86_init_mmx_sse_builtins): Updated.
7434 (ix86_expand_args_builtin): Likewise.
7435 (ix86_expand_builtin): Likewise.
7437 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
7439 * config/i386/i386.c (ix86_builtin_type): Add
7440 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
7441 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
7442 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
7443 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
7444 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
7445 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
7446 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
7447 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
7448 and DI_FTYPE_DI_DI_INT.
7449 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
7450 (ix86_init_mmx_sse_builtins): Updated.
7451 (ix86_expand_args_builtin): Likewise.
7452 (ix86_expand_builtin): Likewise.
7453 (ix86_expand_binop_imm_builtin): Removed.
7455 * doc/extend.texi: Correct __builtin_ia32_palignr128.
7457 2008-04-30 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/32921
7460 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
7462 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
7464 * config/arm/arm.c (arm_unwind_emit): Use
7465 crtl->all_throwers_are_sibcalls instead of
7466 cfun->all_throwers_are_sibcalls.
7467 (arm_output_fn_unwind): Likewise.
7468 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
7469 instead of cfun->uses_pic_offset_table.
7470 (frv_expand_prologue): Likewise.
7471 (frv_frame_pointer_required): Likewise.
7472 (frv_expand_fdpic_call): Likewise.
7473 (frv_emit_movsi): Likewise.
7474 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
7475 cfun->returns_pcc_struct instead of
7476 current_function_returns_pcc_struct.
7477 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
7478 instead of cfun->calls_eh_return.
7479 (m32c_pushm_popm): Likewise.
7480 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
7481 "extern" declaration.
7483 2008-04-30 Richard Guenther <rguenther@suse.de>
7485 PR tree-optimization/21636
7486 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
7488 (evaluate_stmt): Print the likely value.
7489 (ccp_visit_stmt): Avoid excessive vertical spacing.
7491 2008-04-30 Rafael Espindola <espindola@google.com>
7493 * builtins.c (fold_call_expr): Return realret.
7494 * tree-ssa-threadedge.c
7495 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7496 __builtin_object_size.
7498 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
7500 * gcc.c (wrapper_string): New variable.
7501 (insert_wrapper): New function.
7502 (execute): New option -wrapper.
7503 * doc/invoke.texi (Overall Options): New driver option -wrapper.
7505 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
7507 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
7508 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
7509 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
7511 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
7512 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
7513 config/rs6000/e500crtres64gprctr.asm,
7514 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
7515 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
7516 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
7517 config/rs6000/e500crtsav64gprctr.asm,
7518 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
7519 config/rs6000/e500crtsavg64gprctr.asm: New files.
7520 * config/rs6000/t-ppccomm: Add build rules for new files.
7521 (LIB2FUNCS_STATIC_EXTRA): Add new files.
7522 * config/rs6000/t-netbsd: Add build rules for new files.
7523 (LIB2FUNCS_STATIC_EXTRA): New variable.
7524 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
7525 (CRTSAVRES_DEFAULT_SPEC): Likewise.
7526 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
7528 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
7530 * config/i386/i386.c (ix86_builtin_type): Add
7531 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
7532 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
7533 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
7534 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
7535 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
7536 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
7537 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
7538 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
7539 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
7540 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
7541 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
7542 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
7543 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
7544 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
7545 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
7546 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
7547 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
7548 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
7549 V1DI_FTYPE_V2SI_V2SI.
7550 (bdesc_2arg): Moved to ...
7552 (ix86_init_mmx_sse_builtins): Updated.
7553 (ix86_expand_args_builtin): Updated. Take a pointer
7554 to const struct builtin_description. Handle comparison
7556 (ix86_expand_sse_compare): Take a new argument for swapping operands.
7557 (ix86_expand_builtin): Updated.
7559 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
7560 (ssse3_pmaddubsw128): This.
7561 (ssse3_pmaddubswv4hi3): Renamed to ...
7562 (ssse3_pmaddubsw): This.
7564 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
7565 (__builtin_ia32_packssdw128): Likewise.
7566 (__builtin_ia32_packuswb128): Likewise.
7567 (__builtin_ia32_pmaddubsw): Likewise.
7568 (__builtin_ia32_pmaddubsw128): Likewise.
7570 2008-04-30 Richard Guenther <rguenther@suse.de>
7572 PR tree-optimization/14847
7573 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
7574 (recognize_bits_test): Use it.
7575 (recognize_single_bit_test): Likewise.
7577 2008-04-30 Martin Jambor <mjambor@suse.cz>
7579 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
7580 instead of setting number of formal parameters to zero.
7581 (ipcp_init_stage): Do not set the number of actual parameters to zero
7583 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
7584 which are called with variable number of arguments.
7585 (ipcp_insert_stage): Explicitely skipping all nodes which are
7586 called with variable number of arguments.
7587 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
7588 number of parameters.
7590 * ipa-prop.h (struct ipa_node_params): Added flag
7591 called_with_var_arguments
7592 (ipa_set_param_count): Added. Changed sole setter to use it.
7593 (ipa_get_param_count): Added. All readers of param_count
7594 converted to use it instead.
7595 (ipa_set_called_with_variable_arg): Added.
7596 (ipa_is_called_with_var_arguments): Added.
7597 (ipa_get_ith_param): Added. All readers of param_decls converted
7599 (ipa_set_cs_argument_count): Added, sole writer to argument_count
7601 (ipa_get_cs_argument_count): Added, all readers of argument_count
7603 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
7606 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
7607 (struct ipcp_lattice): Renamed cval_type to type
7608 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
7610 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
7611 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
7612 (ipcp_insert_stage): Changed the type of variable cvalue to tree
7613 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
7614 (build_const_val): Changed the type of parameter cvalue to tree
7615 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
7616 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
7618 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
7621 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
7622 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
7623 (ipa_add_method): Renamed to ipa_push_func_to_list
7624 (ipa_remove_method): Renamed to ipa_pop_func_from_list
7625 (ipa_callsite_param_count): Removed.
7626 (ipa_callsite_param_count_set): Removed.
7627 (ipa_callsite_param): Removed.
7628 (ipa_callsite_callee): Removed.
7629 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
7630 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
7631 (ipa_method_formal_count): Removed.
7632 (ipa_method_formal_count_set): Removed.
7633 (ipa_method_get_tree): Removed.
7634 (ipa_method_tree_map_create): Removed.
7635 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
7636 (ipa_create_param_decls_array): Creates the array itself
7637 (ipa_create_param_decls_array): Temporary variable info instead of
7639 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
7640 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
7641 (get_type): Removed.
7642 (ipa_jf_get_info_type): Removed.
7643 (ipa_node_create): Renamed to ipa_create_node_params
7644 (ipa_free): Renamed to ipa_free_all_node_params
7645 (ipa_nodes_create): Renamed to ipa_create_all_node_params
7646 (ipa_edges_create): Renamed to ipa_create_all_edge_args
7647 (ipa_edges_free): Renamed to ipa_free_all_edge_args
7648 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
7649 (ipa_free_all_node_params): Deallocation to jump_functions moved to
7650 ipa_free_all_edge_args
7651 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
7652 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
7653 (ipa_create_methodlist_node): Removed.
7654 (ipa_methodlist_method): Removed.
7655 (ipa_methodlist_method_set): Removed.
7656 (ipa_methodlist_next_method): Removed.
7657 (ipa_methodlist_next_method_set): Removed.
7658 (ipa_method_is_modified): Removed.
7659 (ipa_method_modify_create): Removed.
7660 (ipa_method_modify_init): Temporary variable info instead of a few
7662 (ipa_detect_param_modifications): Temporary variable info instead of
7664 (ipa_compute_jump_functions): Temporary variable info instead of
7666 (ipa_method_modify_set): Removed.
7667 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
7668 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
7669 than craph_node as the first parameter.
7670 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
7671 (ipa_method_modify_init): Removed.
7672 (ipa_compute_jump_functions): Added a temp variable instead of
7673 repeatadly dereferencing the cgraph_edge.aux pointer
7674 (ipa_callsite_param_set_type): Removed.
7675 (ipa_compute_jump_functions): i renamed to index and moved to
7677 (ipa_callsite_param_set_info_type_formal): Removed.
7678 (ipa_callsite_param_set_info_type): Removed.
7679 (ipa_callsite_param_map_create): Removed.
7680 (ipa_callsite_tree): Removed.
7681 (ipa_callsite_caller): Removed.
7682 (ipa_pop_func_from_list): return_method removed to return_func
7684 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
7685 prefixed all values with IPA_. Changed all users.
7686 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
7687 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
7688 and FORMAL_IPATYPE IPA_PASS_THROUGH.
7689 (union parameter_info): Renamed to jump_func_value.
7690 (union jump_func_value): Renamed value to constant
7691 (struct ipa_jump_func): Renamed info_type to value
7692 (struct ipa_node): Renamed to ipa_node_params
7693 (struct ipa_node_params): Renamed ipa_arg_num to param_count
7694 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
7695 (struct ipa_node_params): Renamed ipa_mod to modified_flags
7696 (struct ipa_edge): Renamed to ipa_edge_args
7697 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
7698 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
7699 (struct ipa_methodlist): Renamed to ipa_func_list
7700 (struct ipa_func_list): method_p renamed to node, next_method
7702 (ipa_methodlist_p): Removed, switched all users to struct pointer
7703 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7705 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7707 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7708 (rs6000_emit_epilogue): Use backchain to restore only when we
7709 have a large frame. Make use of frame pointer to restore if we
7710 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7712 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7714 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7715 Add mode to zero_extract.
7716 (sign bit tests peepholes): (Ditto.).
7718 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7720 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7721 Instructions in comments with SSE3.
7722 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7723 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7724 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7725 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7726 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7727 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7728 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7729 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7730 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7731 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7732 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7733 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7734 (bdesc_sse_args): Renamed to ...
7735 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7736 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7737 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7739 (bdesc_1arg): Moved to ...
7741 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7742 Instructions in comments with SSE3.
7743 (ix86_expand_sse_operands_builtin): Renamed to ...
7744 (ix86_expand_args_builtin): This. Updated.
7745 (ix86_expand_unop1_builtin): Update comments.
7746 (ix86_expand_builtin): Updated.
7748 2008-04-29 Richard Guenther <rguenther@suse.de>
7750 PR tree-optimization/36078
7751 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7752 Update virtual SSA form after cleaning up the CFG.
7754 2008-04-29 Richard Guenther <rguenther@suse.de>
7757 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7759 2008-04-29 Richard Guenther <rguenther@suse.de>
7761 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7762 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7763 (compute_flow_insensitive_aliasing): Do not treat
7764 PTR_IS_REF_ALL pointers special.
7765 (get_smt_for): Likewise.
7766 (may_alias_p): Re-structure.
7767 (is_escape_site): A ref-all pointer conversion is not an escape site.
7768 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7769 PTR_IS_REF_ALL pointers special.
7770 * tree-ssa-structalias.h (struct alias_info): Remove
7771 ref_all_symbol_mem_tag field.
7772 (PTR_IS_REF_ALL): Remove.
7774 2008-04-29 Richard Guenther <rguenther@suse.de>
7777 * fold-const.c (extract_muldiv_1): In combining division constants
7778 make sure to never overflow.
7780 2008-04-29 Nick Clifton <nickc@redhat.com>
7782 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7784 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7787 * optc-gen.awk: Work around HP-UX/IA awk bug.
7789 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7791 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7794 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7797 * config/i386/i386.md
7798 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7799 Change operand 1 predicate to nonimmediate_operand.
7801 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7804 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7806 * gengtype.c (walk_type, write_func_for_structure): Handle
7808 * doc/gty.texi: Document chain_circular.
7810 2008-04-28 Richard Guenther <rguenther@suse.de>
7812 PR tree-optimization/36066
7813 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7816 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7819 * config/i386/i386.md
7820 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7821 Use match_scratch instead of match_operand for operands 3 and 4.
7823 2008-04-27 Richard Guenther <rguenther@suse.de>
7825 PR tree-optimization/18754
7826 PR tree-optimization/34223
7827 * tree-pass.h (pass_complete_unrolli): Declare.
7828 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7829 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7830 Rewrite loop into loop closed SSA form if it is not already.
7831 (tree_unroll_loops_completely): Re-structure to iterate over
7832 innermost loops with intermediate CFG cleanups.
7833 Unroll outermost loops only if requested or the code does not grow
7835 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7836 loops are available.
7837 (tree_vectorize): Instead do so here.
7838 (tree_complete_unroll): Also unroll outermost loops.
7839 (tree_complete_unroll_inner): New function.
7840 (gate_tree_complete_unroll_inner): Likewise.
7841 (pass_complete_unrolli): New pass.
7842 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7843 uses outside of the loop.
7844 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7845 form if it is available.
7846 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7847 * passes.c (init_optimization_passes): Schedule complete inner
7848 loop unrolling pass before the first CCP pass after final inlining.
7850 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7852 * targhooks.h (default_emutls_var_fields,
7853 default_emutls_var_init): Declare.
7854 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7855 * target.h (struct gcc_target): Add struct emutls member.
7856 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7857 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7858 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7859 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7860 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7861 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7862 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7863 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7864 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7865 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7866 emit debug information.
7867 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7868 * varasm.c: Include targhooks.h.
7869 (emutls_object_section, emutls_tmpl_section): New.
7870 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7871 (EMUTLS_SEPARATOR): New.
7873 (get_emutls_object_name): New.
7874 (default_emutls_var_fields): New, broken out of ...
7875 (get_emutls_object_type): ... here. Adjust to use target hooks.
7876 (get_emutls_init_templ_addr): Adjust to use target hooks.
7877 (emutls_decl): Adjust to use target hooks.
7878 (emutls_finish): Likewise.
7879 (default_emutls_var_init): New, broken out of ...
7880 (assemble_variable): ... here. Adjust to use target hooks.
7881 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7883 * c-common.c (handle_section_attribute): Prevent overriding
7884 sections for emulated tls with special sections.
7885 * config/i386/i386.c (x86_64_elf_select_section): Add
7886 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7887 (x86_64_elf_unique_section): Likewise.
7888 * config/vxworks.c: Include tree.h.
7889 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7890 (vxworks_override_options): Set TLS scheme.
7891 * doc/tm.texi (Emulated TLS): New node.
7893 2008-04-26 Simon Baldwin <simonb@google.com>
7896 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7897 with propagated string constants.
7899 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7901 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7902 constraint for operand 2 when operand 0 is memory operand.
7903 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7904 operand 0 is memory operand.
7905 (fix_trunc<mode>_i387_with_temp): Ditto.
7906 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7907 operand 2 when operand 1 is memory operand.
7908 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7909 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7910 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7911 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7912 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7913 operands 2,3 and 4 when operand 1 is memory operand.
7914 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7916 (fistdi2_floor_with_temp): Ditto.
7917 (fist<mode>2_floor_with_temp): Ditto.
7918 (fistdi2_ceil_with_temp): Ditto.
7919 (fist<mode>2_ceil_with_temp): Ditto.
7920 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7922 2008-04-26 David Daney <ddaney@avtrex.com>
7924 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7926 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7927 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7928 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7929 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7930 (compare_and_swap_12): New insn.
7931 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7932 * config/mips/mips.c (mips_force_binary): New function.
7933 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7934 (mips_expand_compare_and_swap_12): New function.
7935 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7937 2008-04-25 Jan Hubicka <jh@suse.cz>
7940 * cfgexpand.c (pass_expand): Turn into RTL pass.
7941 * passes.c (execute_one_pass): Do pass typechecking after execution.
7942 * tree-pass.h (pass_expand): Turn into RTL pass.
7944 * function.h (struct rtl_data): Move here fields
7945 accesses_prior_frames, calls_eh_return, saves_all_registers,
7946 has_nonlocal_goto, has_asm_statement, is_thunk,
7947 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7948 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7949 arg_pointer_save_area_init from struct function; turn into bool.
7950 (struct function): Move
7951 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7952 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7953 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7954 tail_call_emit, arg_pointer_save_area_init
7955 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7956 (current_function_returns_struct, current_function_returns_pcc_struct,
7957 current_function_calls_setjmp, current_function_calls_alloca,
7958 current_function_accesses_prior_frames,
7959 current_function_calls_eh_return, current_function_is_thunk,
7960 current_function_stdarg, current_function_profile,
7961 current_function_limit_stack, current_function_uses_pic_offset_table,
7962 current_function_uses_const_pool, current_function_has_nonlocal_label,
7963 current_function_saves_all_registers,
7964 current_function_has_nonlocal_goto,
7965 current_function_has_asm_statement): Remove accesor macros.
7966 * ra-conflict.c (global_conflicts): Update.
7967 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7968 (suitable_for_tail_call_opt_p): Update.
7969 * builtins.c (expand_builtin_return_addr): Update.
7970 (expand_builtin_setjmp_setup): Update.
7971 (expand_builtin_nonlocal_goto): Update.
7972 * final.c (final_start_function): Update.
7973 (profile_function): Update.
7974 (leaf_function_p): Update.
7975 (only_leaf_regs_used): Update.
7976 * df-scan.c (df_get_exit_block_use_set): Update.
7977 * dojump.c (clear_pending_stack_adjust): Update.
7978 * tree-stdarg.c (gate_optimize_stdarg): Update.
7979 * gimple-low.c (lower_function_body): Update.
7980 * global.c (compute_regsets): Update.
7981 (global_alloc): Update.
7982 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7983 * expr.c (expand_assignment): Update.
7984 * dse.c (dse_step0): Update.
7985 (dse_step1): Update.
7986 * c-decl.c (store_parm_decls): Update.
7987 * local-alloc.c (combine_regs): Update.
7988 (find_free_reg): Update.
7989 * function.c (assign_parms_augmented_arg_list): Update.
7990 (assign_parm_find_data_types): Update.
7991 (assign_parms): Update.
7992 (allocate_struct_function): Update.
7993 (expand_function_start): Update.
7994 (expand_function_end): Update.
7995 (get_arg_pointer_save_area): Update.
7996 (thread_prologue_and_epilogue_insns): Update.
7997 (rest_of_match_asm_constraints): Update.
7998 * stor-layout.c (variable_size): Update.
7999 * gcse.c (gcse_main): Update.
8000 (bypass_jumps): Update.
8001 * gimplify.c (gimplify_function_tree): Update.
8002 * calls.c (emit_call_1): Update.
8003 (expand_call): Update.
8004 * bt-load.c (compute_defs_uses_and_gen): Update.
8005 * except.c (sjlj_assign_call_site_values): Update.
8006 (sjlj_emit_function_enter): Update.
8007 (can_throw_external): Update.
8008 (set_nothrow_function_flags): Update.
8009 (expand_builtin_unwind_init): Update.
8010 (expand_eh_return): Update.
8011 (convert_to_eh_region_ranges): Update.
8012 (output_function_exception_table): Update.
8013 * emit-rtl.c (gen_tmp_stack_mem): Update.
8014 * cfgexpand.c (expand_used_vars): Update.
8015 (tree_expand_cfg): Update.
8016 * cfgcleanup.c (rest_of_handle_jump): Update.
8017 * explow.c (allocate_dynamic_stack_space): Update.
8018 * varasm.c (assemble_start_function): Update.
8019 (force_const_mem): Update.
8020 (mark_constant_pool): Update.
8021 * tree-optimize.c (tree_rest_of_compilation): Update.
8022 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
8023 * tree-cfg.c (notice_special_calls): Update.
8024 (is_ctrl_altering_stmt): Update.
8025 (tree_can_make_abnormal_goto): Update.
8026 (tree_purge_dead_abnormal_call_edges): Update.
8027 * config/alpha/predicates.md: Update.
8028 * config/alpha/alpha.c (alpha_sa_mask): Update.
8029 (alpha_sa_size): Update.
8030 (alpha_does_function_need_gp): Update.
8031 (alpha_expand_prologue): Update.
8032 (alpha_start_function): Update.
8033 (alpha_output_function_end_prologue): Update.
8034 (alpha_expand_epilogue): Update.
8035 * config/frv/frv.c (frv_stack_info): Update.
8036 (frv_expand_epilogue): Update.
8037 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
8038 (s390_register_info): Update.
8039 (s390_frame_info): Update.
8040 (s390_init_frame_layout): Update.
8041 (s390_can_eliminate): Update.
8042 (save_gprs): Update.
8043 * config/spu/spu.c (spu_split_immediate): Update.
8044 (need_to_save_reg): Update.
8045 (spu_expand_prologue): Update.
8046 (spu_expand_epilogue): Update.
8047 * config/sparc/sparc.md: Update.
8048 * config/sparc/sparc.c (eligible_for_return_delay): Update.
8049 (sparc_tls_got): Update.
8050 (legitimize_pic_address): Update.
8051 (sparc_emit_call_insn): Update.
8052 (sparc_expand_prologue): Update.
8053 (output_return): Update.
8054 (print_operand): Update.
8055 (sparc_function_ok_for_sibcall): Update.
8056 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
8057 * config/m32r/m32r.md: Update.
8058 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
8059 (m32r_compute_frame_size): Update.
8060 (m32r_expand_prologue): Update.
8061 (m32r_expand_epilogue): Update.
8062 (m32r_legitimize_pic_address): Update.
8063 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
8064 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
8065 * config/i386/i386.c (ix86_frame_pointer_required): Update.
8067 (ix86_save_reg): Update.
8068 (ix86_compute_frame_layout): Update.
8069 (ix86_expand_prologue): Update.
8070 (ix86_expand_epilogue): Update.
8071 * config/sh/sh.c (output_stack_adjust): Update.
8072 (calc_live_regs): Update.
8073 (sh5_schedule_saves): Update.
8074 (sh_expand_prologue): Update.
8075 (sh_expand_epilogue): Update.
8076 (sh_setup_incoming_varargs): Update.
8077 (sh_allocate_initial_value): Update.
8078 (sh_get_pr_initial_val): Update.
8079 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
8080 * config/sh/sh.md (label:): Update.
8081 * config/avr/avr.c (out_movhi_mr_r): Update.
8082 * config/crx/crx.h (enum): Update.
8083 * config/xtensa/xtensa.h (along): Update.
8084 * config/stormy16/stormy16.c Update.
8085 (xstormy16_compute_stack_layout): Update.
8086 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
8087 (fr30_expand_prologue): Update.
8088 * config/cris/cris.c (cris_conditional_register_usage): Update.
8089 (cris_reg_saved_in_regsave_area): Update.
8090 (cris_initial_frame_pointer_offset): Update.
8091 (cris_simple_epilogue): Update.
8092 (cris_expand_prologue): Update.
8093 (cris_expand_epilogue): Update.
8094 (cris_expand_pic_call_address): Update.
8095 (cris_asm_output_symbol_ref): Update.
8096 (cris_asm_output_label_ref): Update.
8097 * config/cris/cris.md Update.
8098 * config/iq2000/iq2000.c (compute_frame_size): Update.
8099 (iq2000_expand_epilogue): Update.
8100 * config/mt/mt.h (save_direction): Update.
8101 * config/mn10300/mn10300.c (mn10300_function_value): Update.
8102 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8103 (ia64_secondary_reload_class): Update.
8104 * config/m68k/m68k.c (m68k_save_reg): Update.
8105 (m68k_expand_prologue): Update.
8106 (m68k_expand_epilogue): Update.
8107 (legitimize_pic_address): Update.
8108 * config/rs6000/rs6000.c (rs6000_got_register): Update.
8109 (first_reg_to_save): Update.
8110 (first_altivec_reg_to_save): Update.
8111 (compute_vrsave_mask): Update.
8112 (compute_save_world_info): Update.
8113 (rs6000_stack_info): Update.
8114 (spe_func_has_64bit_regs_p): Update.
8115 (rs6000_ra_ever_killed): Update.
8116 (rs6000_emit_eh_reg_restore): Update.
8117 (rs6000_emit_allocate_stack): Update.
8118 (rs6000_emit_prologue): Update.
8119 (rs6000_emit_epilogue): Update.
8120 (rs6000_output_function_epilogue): Update.
8121 (output_profile_hook): Update.
8122 (rs6000_elf_declare_function_name): Update.
8123 * config/rs6000/rs6000.h (rs6000_args): Update.
8124 * config/rs6000/rs6000.md: Update.
8125 * config/mcore/mcore.c (mcore_expand_prolog): Update.
8126 * config/arc/arc.c (arc_output_function_epilogue): Update.
8127 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
8128 * config/darwin.c (machopic_function_base_name): Update.
8129 * config/score/score3.c (score3_compute_frame_size): Update.
8132 (score3_epilogue): Update.
8133 * config/score/score7.c (score7_compute_frame_size): Update.
8134 (score7_prologue): Update.
8135 (score7_epilogue): Update.
8136 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
8137 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
8138 * config/arm/arm.c (use_return_insn): Update.
8139 (require_pic_register): Update.
8140 (arm_load_pic_register): Update.
8141 (arm_compute_save_reg0_reg12_mask): Update.
8142 (arm_compute_save_reg_mask): Update.
8143 (thumb1_compute_save_reg_mask): Update.
8144 (output_return_instruction): Update.
8145 (arm_output_function_prologue): Update.
8146 (arm_output_epilogue): Update.
8147 (arm_get_frame_offsets): Update.
8148 (arm_expand_prologue): Update.
8149 (thumb_pushpop): Update.
8150 (thumb_exit): Update.
8151 (thumb1_expand_prologue): Update.
8152 (thumb1_expand_epilogue): Update.
8153 (arm_unwind_emit): Update.
8154 (arm_output_fn_unwind): Update.
8155 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
8156 * config/arm/arm.md: Update.
8157 * config/pa/pa.md: Update.
8158 * config/pa/pa.c (legitimize_pic_address): Update.
8159 (compute_frame_size): Update.
8160 (hppa_expand_prologue): Update.
8161 (hppa_expand_epilogue): Update.
8162 (borx_reg_operand): Update.
8163 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
8164 (HARD_REGNO_RENAME_OK): Update.
8165 * config/mips/mips.c (mips_global_pointer): Update.
8166 (mips_save_reg_p): Update.
8167 (mips_compute_frame_info): Update.
8168 (mips_frame_pointer_required): Update.
8169 (mips_expand_prologue): Update.
8170 (mips_expand_epilogue): Update.
8171 (mips_can_use_return_insn): Update.
8172 (mips_reorg_process_insns): Update.
8173 * config/v850/v850.c (compute_register_save_size): Update.
8174 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
8175 * config/mmix/mmix.c (along): Update.
8176 (mmix_expand_epilogue): Update.
8177 * config/bfin/bfin.c (legitimize_pic_address): Update.
8178 (must_save_p): Update.
8179 (stack_frame_needed_p): Update.
8180 (add_to_reg): Update.
8181 (bfin_expand_prologue): Update.
8182 * stmt.c (expand_asm_operands): Update.
8183 * reload1.c (reload): Update.
8184 (init_elim_table): Update.
8186 2008-04-25 Bob Wilson <bob.wilson@acm.org>
8188 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
8190 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
8192 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
8193 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
8194 (mov<mode>): Removed.
8195 (*movv4sf_internal): Likewise.
8196 (*movv2df_internal): Likewise.
8198 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
8200 * config.gcc (crx-*-elf): Remove deprecation.
8202 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
8204 * config/i386/cygming-crtend.c (register_frame_ctor): Register
8205 __gcc_deregister_frame with atexit.
8206 (deregister_frame_dtor): Remove.
8208 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
8209 Nathan Sidwell <nathan@codesourcery.com>
8211 * config/rs6000/rs6000.opt (mspe): Remove Var property.
8213 * config/rs6000/rs6000.h (rs6000_spe): Declare.
8214 (rs6000_isel): Likewise.
8215 * config/rs6000/rs6000.c (rs6000_spe): New variable.
8216 (rs6000_isel): New variable.
8217 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
8219 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8222 * c-common.c (handle_vector_size_attribute): Call
8223 lang_hooks.types.reconstruct_complex_type instead of
8224 reconstruct_complex_type.
8225 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
8226 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
8227 * langhooks.h (struct lang_hooks_for_types): Add
8228 reconstruct_complex_type hook.
8229 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
8230 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
8232 2008-04-24 Richard Guenther <rguenther@suse.de>
8234 * c-common.h (check_builtin_function_arguments): Declare.
8235 * c-common.c (validate_nargs): New function.
8236 (check_builtin_function_arguments): Likewise.
8237 * c-typeck.c (build_function_call): Call
8238 check_builtin_function_arguments.
8239 * builtins.c (fold_builtin_classify): Remove error reporting code.
8240 (fold_builtin_unordered_cmp): Likewise.
8241 (fold_builtin_1): Likewise.
8242 (fold_builtin_n): Likewise.
8244 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8246 PR tree-optimization/36008
8247 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
8248 the original op1, rather than delta by step.
8250 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
8251 Sebastian Pop <sebastian.pop@amd.com>
8253 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
8254 eliminate_local_variables_stmt, eliminate_local_variables,
8255 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
8256 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
8257 of code delimited by two edges in the CFG.
8258 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
8259 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
8260 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
8261 the case of parallelisation of reductions.
8262 (expr_invariant_in_region_p): New.
8264 * tree-flow.h (gather_blocks_in_sese_region): Declared.
8265 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
8267 2008-04-24 Ira Rosen <irar@il.ibm.com>
8268 Richard Guenther <rguenther@suse.de>
8270 PR tree-optimization/36034
8271 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
8272 incapable of dealing with loads with gaps.
8274 2008-04-24 Rafael Espindola <espindola@google.com>
8276 * tree-flow.h (vrp_evaluate_conditional): Change signature.
8277 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8278 vrp_evaluate_conditional.
8279 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
8280 (vrp_evaluate_conditional): Split the cond argument.
8281 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
8282 (simplify_stmt_for_jump_threading): Update call to
8283 vrp_evaluate_conditional.
8285 2008-04-24 Ira Rosen <irar@il.ibm.com>
8287 PR tree-optimization/35982
8288 * tree-vect-analyze.c (vect_check_interleaving): Check that the
8289 interleaved data-refs are of the same type.
8291 2008-04-24 Danny Smith <dannysmith@users.net>
8293 * c-format.c (check_format_info_main): Use strncmp rather than a
8294 magic prefix to handle multichar length specs.
8295 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
8296 Don't prefix "I64" and "I32" with '\0'.
8298 2008-04-24 Jakub Jelinek <jakub@redhat.com>
8301 * config/i386/i386.c (init_cumulative_args): Don't pass anything
8302 in registers for -m32 only if stdarg_p (fntype).
8304 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
8306 PR rtl-optimization/36006
8307 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
8308 temp to op0 in order to avoid invalid rtx sharing.
8310 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8312 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
8313 check TREE_INVARIANT.
8314 * tree-gimple.c (is_gimple_address): New.
8315 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
8316 * tree-gimple.h (is_gimple_address): New.
8317 * tree.h (decl_address_invariant_p): New.
8318 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
8319 (build_string): Likewise.
8320 (decl_address_invariant_p): New, from is_gimple_invariant_address.
8321 (tree_invariant_p_1): Likewise.
8322 (save_expr): Use it.
8323 (tree_invariant_p): New.
8324 (skip_simple_arithmetic): Use it.
8325 (stabilize_reference_1): Use it.
8326 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
8328 (build1_stat): Drop code to compute TREE_INVARIANT.
8329 (build2_stat): Drop code to compute TREE_INVARIANT.
8330 (build3_stat): Drop code to compute TREE_INVARIANT.
8331 (build4_stat): Drop code to compute TREE_INVARIANT.
8332 (build5_stat): Drop code to compute TREE_INVARIANT.
8333 (build7_stat): Drop code to compute TREE_INVARIANT.
8334 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
8335 * tree.h (struct tree_base): Remove invariant_flag.
8336 (TREE_INVARIANT): Remove.
8337 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
8338 (fold_builtin_expect): Check TREE_CONSTANT.
8339 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
8340 * c-tree.h (c_expr_to_decl): Drop third parameter.
8341 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
8342 (build_c_cast): Don't set TREE_INVARIANT.
8343 (pop_init_level): Don't set TREE_INVARIANT.
8344 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
8345 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
8347 (gimplify_init_constructor): Don't set TREE_INVARIANT.
8348 (gimplify_addr_expr): Adjust comment.
8349 * tree-mudflap.c (mf_build_string):
8350 * print-tree.c (print_node): Don't print TREE_INVARIANT.
8351 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
8352 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
8353 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
8354 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
8355 * langhooks.h (struct lang_hooks): Drop third parameter from
8358 2008-04-23 Richard Guenther <rguenther@suse.de>
8360 PR tree-optimization/27799
8361 PR tree-optimization/32921
8362 PR tree-optimization/32624
8363 * tree-ssa-structalias.c (merge_smts_into): Only merge the
8364 SMTs aliases and the tag itself into the solution.
8365 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
8366 merge the points-to solution back into the SMT aliases.
8367 (may_alias_p): Use alias_set_subset_of instead of
8368 aliases_conflict_p. A pointer which points to
8369 memory with alias set zero may access any variable.
8371 2008-04-23 Richard Guenther <rguenther@suse.de>
8373 * alias.c (alias_set_subset_of): Correctly handle asking
8374 if zero is a subset of an alias set with zero child.
8375 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
8376 (compute_flow_insensitive_aliasing): Correctly walk all
8377 pointers. Do not unnecessarily union sets.
8379 2008-04-23 Richard Guenther <rguenther@suse.de>
8382 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
8384 2008-04-22 Tomas Bily <tbily@suse.cz>
8386 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
8388 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
8390 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8391 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8392 * tree-inline.c (estimate_num_insns_1): Likewise.
8393 * varasm.c (const_hash_1, compare_constant, copy_constant)
8394 (compute_reloc_for_constant, output_addressed_constants): Likewise.
8395 * emit-rtl.c (component_ref_for_mem_expr)
8396 (set_mem_attributes_minus_bitpos): Likewise.
8397 * expr.c (highest_pow2_factor, expand_expr_real_1, )
8398 (is_aligning_offset): Likewise.
8399 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
8400 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8401 * dojump.c (do_jump): Likewise.
8402 * builtins.c (get_pointer_alignment, get_memory_rtx)
8403 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
8404 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
8406 2008-04-23 Jakub Jelinek <jakub@redhat.com>
8408 PR rtl-optimization/36017
8409 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
8410 expanding the library call.
8412 2008-04-22 Ian Lance Taylor <iant@google.com>
8414 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
8417 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
8419 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
8420 of LR/CTR moves for Power6.
8422 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8425 * passes.c (init_optimization_passes): Remove
8426 pass_fast_rtl_byte_dce.
8428 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
8431 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
8432 builtin functions to generate faster code.
8433 (_mm_cvtpu16_ps): Ditto.
8434 (_mm_cvtpi32x2_ps): Ditto.
8436 2008-04-22 Nick Clifton <nickc@redhat.com>
8438 * common.opt (ftree-loop-distribution): Add Optimization
8441 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
8442 (frv_expand_builtin_va_start): Likewise.
8444 * config/arm/arm.c (thumb_find_work_register): Fix location of
8445 argument register count.
8447 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8449 Support scheduling for ColdFire V1 and V3 microarchitecture.
8450 Improve scheduling of multiplication instructions.
8452 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
8453 (mac): New instruction attribute.
8454 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
8455 (m68k_sched_mac): New variable.
8456 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
8457 Handle cfv1 and cfv3.
8458 (max_insn_size): New static variable.
8459 (struct _sched_ib): New type.
8460 (sched_ib): New static variable.
8461 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
8462 to fields of 'struct _sched_ib sched_ib'. Update all uses.
8463 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
8465 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
8466 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
8467 new variables. Update.
8468 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8469 Add modeling of cfv3 instruction buffer. Update.
8470 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
8471 * config/m68k/m68k.h (TUNE_CFV3): New macro.
8472 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
8473 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
8474 a particular reservation applies to.
8475 (type2): Reorganize attribute values. Rename alu to alu_reg,
8476 alu_l to alu, move_l to omove. Join move to alu. Split mul
8478 (cf_ib_*): Simplify description of instruction buffer.
8479 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
8480 (cf_mem): Split into cf_mem1 and cf_mem2.
8481 (cf_v2_move_??): Rename to cfv12_alu_??.
8482 (cf_v2_move_l_??): Rename to cfv12_omove_??.
8483 (cf_v2_mul_??): Remove reservations.
8484 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
8485 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
8486 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
8488 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
8489 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
8490 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
8491 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
8492 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
8493 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
8494 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
8495 expansions of the above reservations for instructions of sizes
8498 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8500 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
8502 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
8504 * coverage.c: Include tree-pass.h.
8505 (coverage_counter_alloc): Print da_file_name to the dump file.
8507 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8509 * sbitmap.c (sbitmap_range_empty_p): New function.
8510 * sbitmap.h (sbitmap_range_empty_p): New function.
8511 * bitmap.h: Now includes obstack.h.
8513 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
8514 Kenneth Zadeck <zadeck@naturalbridge.com>
8516 * dbgcnt.def (ra_byte_scan): Added.
8517 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
8518 when the last hit happens for a counter.
8519 * timevar.def (TV_DF_BYTE_LR): New variable.
8520 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
8521 * passes.c (pass_fast_rtl_byte_dce): New pass.
8522 * fwprop.c (update_df): Added mode to call df_ref_create.
8523 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8524 DF_REF_EXTRACT_OFFSET.
8525 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
8526 DF_BYTE_LR_OUT, df_byte_lr): New macro.
8528 (df_ref_extract): Added mode field.
8529 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
8530 DF_REF_EXTRACT_OFFSET.
8531 (DF_REF_EXTRACT_MODE): New macro.
8532 (df_byte_lr_bb_info): New structure.
8533 (df_print_byte_regset, df_compute_accessed_bytes,
8534 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
8535 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
8536 df_byte_lr_simulate_uses,
8537 df_byte_lr_simulate_artificial_refs_at_top,
8538 df_byte_lr_simulate_artificial_refs_at_end,
8539 df_compute_accessed_bytes): New function.
8540 (df_ref_create): Add parameter.
8541 (df_byte_lr_get_bb_info): New inline function.
8542 * df-scan.c (df_ref_record, df_uses_record,
8543 df_ref_create_structure): Added mode parameter.
8544 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
8545 df_defs_record, df_uses_record, df_get_conditional_uses,
8546 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
8547 df_entry_block_defs_collect, df_exit_block_uses_collect):
8548 Added mode parameter to calls to df_ref_record, df_uses_record,
8549 df_ref_create_structure.
8550 (df_ref_equal_p, df_ref_compare): Added test for modes.
8551 (df_ref_create_structure): Added code to set mode. Renamed
8552 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8553 DF_REF_EXTRACT_OFFSET.
8554 * df-core.c (df_print_byte_regset): New function.
8555 * df-byte-scan.c: New file.
8556 * df-problems.c (df_rd_transfer_function): Removed unnecessary
8557 calls to BITMAP_FREE.
8558 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
8559 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
8560 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
8561 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
8562 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
8563 df_byte_lr_local_compute, df_byte_lr_init,
8564 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
8565 df_byte_lr_transfer_function, df_byte_lr_free,
8566 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
8567 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
8568 df_byte_lr_simulate_uses,
8569 df_byte_lr_simulate_artificial_refs_at_top,
8570 df_byte_lr_simulate_artificial_refs_at_end): New function.
8571 * dce.c (byte_dce_process_block): New function.
8572 (dce_process_block): au is now passed in rather than computed
8573 locally. Changed loops that look at artificial defs to not look
8574 for conditional or partial ones, because there never are any.
8575 (fast_dce): Now is able to drive byte_dce_process_block or
8576 dce_process_block depending on the kind of dce being done.
8577 (rest_of_handle_fast_dce): Add parameter to fast_dce.
8578 (rest_of_handle_fast_byte_dce): New function.
8579 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
8580 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
8582 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
8585 * gcc.h: Added fortran options that take arguments to
8586 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
8589 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
8591 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
8592 scalarization if on the LHS and not a full access.
8594 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8596 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
8598 2008-04-18 Rafael Espindola <espindola@google.com>
8600 * tree-vrp.c (find_case_label_index): Fix the binary search.
8601 (find_case_label_range): New.
8602 (vrp_visit_switch_stmt): Use find_case_label_range.
8603 (simplify_switch_using_ranges): Use find_case_label_range.
8605 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
8607 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
8608 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
8610 2008-04-18 Tom Tromey <tromey@redhat.com>
8613 * doc/cpp.texi (Implementation-defined behavior): Mention
8616 2008-04-18 Ian Lance Taylor <iant@google.com>
8618 * fold-const.c (pointer_may_wrap_p): New static function.
8619 (fold_comparison): Add another test for pointer overflow. Use
8620 pointer_may_wrap_p to disable some false positives.
8622 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
8624 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
8625 (fname_as_string): Match updated cpp_interpret_string prototype.
8626 (fix_string_type): Support char16_t* and char32_t*.
8627 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
8628 derivative) nodes. Register as builtin if C++0x.
8629 (c_parse_error): Support CPP_CHAR{16,32}.
8630 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
8631 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
8632 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
8633 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
8634 CTI_CHAR32_ARRAY_TYPE>: New elements.
8635 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
8636 char32_type_node, signed_char32_type_node, char16_array_type_node,
8637 char32_array_type_node): New defines.
8638 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
8639 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
8640 (lex_string): Support CPP_STRING{16,32}, match updated
8641 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
8642 (lex_charconst): Support CPP_CHAR{16,32}.
8643 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
8644 and CPP_STRING{16,32}.
8646 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
8649 * aclocal.m4: Regenerate.
8650 * configure: Regenerate.
8652 2008-04-18 Jan Hubicka <jh@suse.cz>
8654 * except.c (dw2_size_of_call_site_table,
8655 sjlj_size_of_call_site_table): Use vector API for call_site_record.
8657 * cgraphbuild.c (build_cgraph_edges): Update.
8658 * tree-pass.h: Update comment.
8659 * final.c (leaf_function_p): Update.
8660 (leaf_renumber_regs): Update.
8661 (rest_of_clean_state): Update.
8662 * omp-low.c (expand_omp_parallel): Update.
8663 * ipa-reference.c (analyze_function): Update.
8664 * reorg.c (find_end_label): Update.
8665 (optimize_skip): Update.
8666 (fill_simple_delay_slots): Update.
8667 (fill_simple_delay_slots): Update.
8668 (make_return_insns): Update.
8669 (dbr_schedule): Update.
8670 * gimple-low.c (record_vars_into): Update.
8671 * cfgbuild.c (make_edges): Update.
8672 * function.c (assign_stack_local): Update.
8673 (assign_parm_adjust_stack_rtl): Update.
8674 (locate_and_pad_parm): Update.
8675 (allocate_struct_function): Do not initialize stack_alignment_needed
8676 and preferred_stack_boundary here.
8677 (stack_protect_prologue): Update.
8678 (stack_protect_epilogue): Update.
8679 (expand_function_start): Initialize stack_alignment_needed,
8680 preferred_stack_boundary and max_jumptable_ents.
8681 (expand_function_end): Update.
8682 (free_after_compilation): Do not NULLify epilogue_delay_list.
8683 * function.h (struct rtl_data): Add stack_protect_guard,
8684 stack_alignment_needed,
8685 preferred_stack_boundary, epilogue_delay_list.
8686 (struct function): Remove value_histograms, stack_alignment_needed,
8687 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
8689 unexpanded_var_list, stack_protect_guard.
8690 (current_function_epilogue_delay_list): Remove.
8691 * ipa-type-escape.c (analyze_function): Update.
8692 * gimplify.c (pop_gimplify_context): Update comment.
8693 * calls.c (expand_call): Update.
8694 (emit_library_call_value_1): Update.
8695 * except.c (set_nothrow_function_flags): Update.
8696 * cfgexpand.c (get_decl_align_unit): Update.
8697 (create_stack_guard): Update.
8698 (estimated_stack_frame_size): Update.
8699 (expand_used_vars): Update.
8700 (tree_expand_cfg): Free histogram earliers, init expansion variables.
8701 * explow.c (allocate_dynamic_stack_space): Update.
8702 * tree-ssa-live.c (remove_unused_locals): Update.
8703 * varasm.c (mark_constant_pool): Update.
8704 * tree-inline.c (remap_decls): Update.
8705 (initialize_cfun): Update.
8706 (declare_return_variable): Update.
8707 (inline_forbidden_p): Update.
8708 (expand_call_inline): Update.
8709 (declare_inline_vars): Update.
8710 (tree_function_versioning): Update.
8711 * tree-flow.h (value_histograms): New.
8712 (VALUE_HISTOGRAMS): New macro.
8713 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8715 * tree-cfg.c (set_bb_for_stmt): Update.
8716 (replace_by_duplicate_decl): Update.
8717 (move_block_to_fn): Update.
8718 (new_label_mapper): Update.
8719 (dump_function_to_file): Update.
8720 * ipa-struct-reorg.c (build_data_structure): Update.
8721 * cfgrtl.c (print_rtl_with_bb): Update.
8722 * reload1.c (reload): Update.
8724 * config/i386/i386.c (setup_incoming_varargs_64,
8725 ix86_compute_frame_layout): Update.
8726 * config/arc/arc.c (arc_output_function_epilogue): Update.
8728 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8730 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8731 for FreeBSD as well.
8732 * gthr-posix95.h: Likewise.
8734 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8736 PR rtl-optimization/35838
8737 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8738 out the byte offset of the first subreg.
8740 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8742 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8743 to split_ti instead of three separate calls with single member arrays.
8744 (subti3 splitter): Ditto.
8745 (adddi3 splitter): Ditto with split_di.
8746 (subdi3 splitter): Ditto.
8747 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8748 two separate calls with single member arrays. Swap match_dup
8749 operands 1 and 2 to better fit into the array.
8750 (negdi2 splitter): Ditto with split_di.
8751 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8752 two separate calls with single member arrays. Swap match_dup operands
8753 6 and 7 to better fit into the array.
8755 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8757 * config/i386/i386.c (sse_builtin_type): New.
8758 (bdesc_sse_args): Likewise.
8759 (bdesc_sse_3arg): Removed.
8760 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8761 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8762 IX86_BUILTIN_ROUNDPS.
8763 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8764 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8765 IX86_BUILTIN_ROUNDPS.
8766 (ix86_expand_sse_4_operands_builtin): Removed.
8767 (ix86_expand_sse_operands_builtin): New.
8768 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8769 and CODE_FOR_sse4_1_roundps.
8770 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8771 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8773 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8776 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8777 regs before frame pop when needed. If use_backchain_to_restore_sp
8778 then load backchain into a temp reg to restore vr and vrsave. Add
8779 code to restore vr after frame pop if possible.
8781 2008-04-17 Richard Guenther <rguenther@suse.de>
8783 * tree-vn.c (expressions_equal_p): Do not check type
8784 equality or compatibility before calling operand_equal_p.
8785 * fold-const.c (operand_equal_p): Check equivalence of
8786 integer constants before bailing out due to signedness or
8787 precision differences.
8788 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8789 spurious differences in type qualification. Ignore types
8790 for COMPONENT_REFs at all.
8792 2008-04-17 Christian Bruel <christian.bruel@st.com>
8794 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8795 msw_skip comparison.
8797 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8800 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8803 PR tree-optimization/35899
8804 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8805 rather than TREE_OPERAND.
8807 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8810 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8811 temporary registers. Change operand predicate to general_operand.
8812 (remainderxf3): Ditto.
8814 2008-04-16 Richard Guenther <rguenther@suse.de>
8816 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8817 * tree-affine.c (aff_combination_expand): Look through some
8820 2008-04-15 Doug Kwan <dougkwan@google.com>
8822 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8824 * tree-pretty-print.c (dump_generic_node): Ditto.
8825 * final.c (output_addr_const): Ditto.
8826 * dwarf2out.c (output_cfi): Ditto.
8827 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8828 * print-rtl.c (print_rtx): Ditto.
8829 * print-tree.c (print_node_brief, print_node): Ditto.
8830 * c-common.c (match_case_to_enum_1): Ditto.
8831 * sched-vis.c (print_value): Ditto.
8832 * config/i386/i386.c (print_operand): Cast to long unsigned int
8835 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8836 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8837 MS Windows VirtualProtect function.
8839 2008-04-15 Jan Hubicka <jh@suse.cz>
8841 * gengtype.c (write_root): Param_is argument is OK.
8842 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8843 * function.h: Include varray.h
8844 (rtl_eh): New stucture based on except.c one.
8845 (call_site_record): New forward declaration and vector type.
8846 * calls.c (emit_call_1): Do not call
8847 note_current_region_may_contain_throw.
8848 * except.c (eh_status): Remove cur_region, try_region since they are
8850 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8851 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8852 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8853 Remove call_site_data_used, call_site_data_size.
8854 Turn call_site_record into vector in function.h.
8855 (note_current_region_may_contain_throw): Remove.
8856 (get_exception_pointer, get_exception_filter): Do not take struct
8857 function argument; update.
8858 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8859 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8860 build_post_landing_pads, dw2_build_landing_pads,
8861 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8862 sjlj_emit_function_enter, sjlj_emit_function_enter,
8863 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8864 sjlj_build_landing_pads, finish_eh_generation,
8865 remove_exception_handler_label, remove_eh_handler,
8866 maybe_remove_eh_handler, add_reachable_handler,
8867 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8868 add_action_record, collect_one_action_chain, add_call_site,
8869 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8870 sjlj_output_call_site_table, output_function_exception_table,
8871 * except.h (note_current_region_may_contain_throw): Remove
8872 (get_exception_pointer, get_exception_filter): Do not take struct
8874 * Makefile.in (GTFILES): Put varargs before struct function.
8876 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8878 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8879 punt for STRING_CST.
8880 (get_constraint_for): Deal with STRING_CST here instead.
8882 2008-04-15 Richard Guenther <rguenther@suse.de>
8884 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8885 statements in a basic-block with a backward walk. Do not
8886 substitute into dead statements but instead remove those.
8888 2008-04-15 Richard Guenther <rguenther@suse.de>
8890 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8891 to zero, thus disable creation of SFTs.
8893 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8895 * tree-predcom.c (suitable_reference_p): Return false if the
8896 reference can throw.
8898 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8901 * c-decl.c (finish_decl): If extern or static var has variable
8902 size, set TREE_TYPE (decl) to error_mark_node.
8904 2008-04-15 Rafael Espindola <espindola@google.com>
8906 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8909 2008-04-15 Richard Guenther <rguenther@suse.de>
8911 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8912 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8913 (visit_reference_op_load): Do walk vuse-vdef chains on
8914 vn_reference_lookup.
8915 (visit_reference_op_store): But do not here.
8916 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8917 vn_reference_lookup.
8918 (vn_lookup_with_vuses): But do so here.
8920 2008-04-14 Ian Lance Taylor <iant@google.com>
8922 * fold-const.c (fold_overflow_warning): Remove assertion.
8924 2008-04-15 Ben Elliston <bje@au.ibm.com>
8926 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8927 temp1 local variables.
8929 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8932 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8933 ".text.unlikely" section as executable.
8935 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8937 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8938 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8939 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8940 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8941 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8942 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8943 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8945 2008-04-14 Ian Lance Taylor <iant@google.com>
8947 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8948 * fold-const.c (fold_comparison): If appropriate, test
8949 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8950 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8951 reassociating a pointer type.
8952 * doc/invoke.texi (Optimize Options): Document that
8953 -fstrict-overflow applies to pointer wraparound.
8955 2008-04-13 Jan Hubicka <jh@suse.cz>
8957 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8959 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8961 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8962 we are going to "save the world".
8964 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8966 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8967 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8968 operand 0 constraint, not "=".
8970 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8972 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8974 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8976 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8977 of size of positions_needed * CHAR_BIT.
8979 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8982 * dse.c (store_info): Change positions_needed to unsigned
8984 (lowpart_bitmask): New.
8985 (record_store): Cast to unsigned HOST_WIDE_INT for
8986 positions_needed. Assert width <= size of positions_needed *
8987 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8988 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8989 lowpart_bitmask to set mask.
8991 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8993 * config/bfin/constraints.md: New file.
8994 * config/bfin/bfin.md: Include it.
8995 (adddi3): Use satisfies_constraint functions instead of the old macros.
8996 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8997 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8998 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8999 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
9000 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
9001 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
9002 EXTRA_CONSTRAINT): Delete.
9003 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
9004 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
9006 * config/bfin/bfin.c: Include "tm-constrs.h".
9007 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
9008 Use satisfies_constraint functions instead of the old macros.
9009 * doc/md.texi (Blackfin Constraints): Update file name reference.
9011 2008-04-11 Richard Guenther <rguenther@suse.de>
9013 PR tree-optimization/35869
9014 * tree-vrp.c (execute_vrp): Move switch statement update after
9015 jump threading. Schedule another cfg cleanup run.
9017 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
9020 * attribs.c (decl_attributes): Return early on errorneous node.
9022 2008-04-10 Oleg Ryjkov <olegr@google.com>
9024 * tree.h (struct tree_base): Added a new flag default_def_flag.
9025 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
9027 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
9029 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
9031 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9034 * pa.md: Define mode iterator P. Define mode attribute dwc.
9035 (dcacheflush): Update pattern to use iterator P and attribute dwc.
9036 (icacheflush): Likewise.
9037 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
9038 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
9040 2008-04-11 Ben Elliston <bje@au.ibm.com>
9042 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
9044 2008-04-10 Rafael Espindola <espindola@google.com>
9046 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
9047 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
9048 (extract_range_from_expr): The same.
9050 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
9052 * config/mips/mips.md (GPR2): New mode iterator.
9054 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
9055 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
9056 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
9057 Rewrite these to take two modes, the mode of comparison and the
9058 mode of the destination.
9059 * config/mips/mips.c (mips_expand_scc): Instead of having
9060 paradoxical subreg as destination, expand "narrowing" scc if mode
9061 of comparison is SI and target is requested in DI mode.
9062 (mips_emit_int_order_test): Update comment. Make mode of
9063 comparison match CMP0 rather than TARGET. When creating inverse
9064 target use mode of TARGET.
9066 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
9068 * gcov-dump.c (tag_summary): Only print summaries for the first
9069 GCOV_COUNTERS_SUMMABLE counters.
9071 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
9073 * config/i386/i386.md (absneg): New code iterator.
9074 (absnegprefix): New code attribute.
9075 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
9076 patterns using absneg code iterator.
9077 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
9078 using absneg code iterator.
9079 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
9080 *neg<mode>2 patterns using absneg code iterator.
9081 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
9082 *negextendsfdf2 patterns using absneg code iterator.
9083 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
9084 *negextendsfxf2 patterns using absneg code iterator.
9085 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
9086 *negextendsfdf2 patterns using absneg code iterator.
9087 * config/i386/sse.md (<code><mode>2): Macroize expander from
9088 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
9090 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
9092 * config/s390/s390.h: Remove the remains of the recent search
9093 & replace action of current_function_outgoing_args_size.
9095 2008-04-10 Ira Rosen <irar@il.ibm.com>
9097 PR tree-optimization/35821
9098 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
9099 NEW_STMT_LIST is not NULL.
9101 2008-04-09 David Edelsohn <edelsohn@gnu.org>
9104 * toplev.c (process_options): Remove -ffunction-sections debugging
9107 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
9109 PR middle-end/PR28690
9110 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
9111 than gen_rtx_fmt_ee to perform more canonicalizations.
9113 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9116 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
9118 2008-04-09 Richard Guenther <rguenther@suse.de>
9120 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
9121 (dump_function_to_file): Dump function arguments with types.
9123 2008-04-08 Richard Guenther <rguenther@suse.de>
9125 * fold-const.c (fold_widened_comparison): Do not allow
9126 sign-changes that change the result.
9128 2008-04-08 Janis Johnson <janis187@us.ibm.com>
9131 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
9132 kinds of indirect references.
9134 2008-04-08 David Edelsohn <edelsohn@gnu.org>
9136 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
9137 GNU Fortran language string.
9139 2008-04-08 Rafael Espindola <espindola@google.com>
9141 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
9142 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
9143 * tree.h (tree_call_nonnegative_warnv_p): New.
9145 2008-04-08 Jan Hubicka <jh@suse.cz>
9147 * function.c (free_after_compilation): Clear out regno_reg_rtx
9150 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
9153 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9155 PR middle-end/PR28690
9156 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
9157 same precedence as REG_POINTER and MEM_POINTER operands.
9159 2008-04-08 Richard Guenther <rguenther@suse.de>
9162 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
9163 for adding index to base.
9165 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
9167 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
9168 (MINGW_ENABLE_EXECUTE_STACK): New.
9169 (IN_LIBGCC2): For libgcc include windows.h file for
9170 function declarations.
9172 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
9174 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
9175 and tem2 if tem1 is not a REG or MULT.
9177 2008-04-08 Jan Hubicka <jh@suse.cz>
9179 * function.h (incomming_args): Break out of struct function.
9180 (function_subsections): Break out of struct function.
9181 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
9182 return_rtx and hard_reg_initial_vals from struct function.
9183 Kill inl_max_label_num.
9184 (current_function_pops_args, current_function_args_info,
9185 current_function_args_size, current_function_args_size,
9186 current_function_pretend_args_size,
9187 current_function_outgoing_args_size,
9188 current_function_internal_arg_pointer, current_function_return_rtx):
9189 Kill compatibility accestor macros.
9190 * builtins.c (expand_builtin_apply_args_1): Update.
9191 (expand_builtin_next_arg): Update.
9192 * df-scan.c (df_get_call_refs): Update.
9193 * dbxout.c (dbxout_function_end): Update.
9194 * dwarf2out.c (dwarf2out_switch_text_section): Update.
9195 (output_line_info): Update.
9196 (secname_for_decl): Update.
9197 (dwarf2out_var_location): Update.
9198 * function.c (free_after_compilation): Update.
9199 (assign_parm_find_stack_rtl): Update.
9200 (assign_parms): Update.
9201 (expand_dummy_function_end): Update.
9202 (expand_function_end): Update.
9203 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
9204 (expand_call): Update.
9205 (emit_library_call_value_1): Update.
9206 (store_one_arg): Update.
9207 * varasm.c (initialize_cold_section_name): Update.
9208 (unlikely_text_section): Update.
9209 (unlikely_text_section_p): Update.
9210 (assemble_start_function): Update.
9211 (assemble_end_function): Update.
9212 (default_section_type_flags): Update.
9213 (switch_to_section): Update.
9214 * integrate.c (set_decl_abstract_flags): Update.
9215 (get_hard_reg_initial_val): Update.
9216 (has_hard_reg_initial_val): Update.
9217 (allocate_initial_values): Update.
9218 * resource.c (init_resource_info): Update.
9219 * config/alpha/alpha.c (NUM_ARGS): Update.
9220 (direct_return): Update.
9221 (alpha_va_start): Update.
9222 (alpha_sa_size): Update.
9223 (alpha_initial_elimination_offset): Update.
9224 (alpha_expand_prologue): Update.
9225 (alpha_start_function): Update.
9226 (alpha_expand_epilogue): Update.
9227 (unicosmk_initial_elimination_offset):
9228 * config/alpha/alpha.md (call expander): Update.
9229 * config/s390/s390.c (s390_register_info): Update.
9230 (s390_register_info): Update.
9231 (s390_frame_info): Update.
9232 (s390_initial_elimination_offset): Update.
9233 (s390_build_builtin_va_list): Update.
9234 (s390_va_start): Update.
9235 * config/spu/spu.c (direct_return): Update.
9236 (spu_expand_prologue): Update.
9237 (spu_initial_elimination_offset): Update.
9238 (spu_build_builtin_va_list): Update.
9239 (spu_va_start): Update.
9240 * config/sparc/sparc.c (sparc_init_modes): Update.
9241 (sparc_compute_frame_size): Update.
9242 (function_value): Update.
9243 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
9244 * config/i386/i386.md (return expander): Update.
9245 * config/i386/i386.c (ix86_va_start): Update.
9246 (ix86_can_use_return_insn_p): Update.
9247 (ix86_compute_frame_layout): Update.
9248 (ix86_expand_epilogue): Update.
9249 * config/sh/sh.c (output_stack_adjust): Update.
9250 (calc_live_regs): Update.
9251 (sh_expand_prologue): Update.
9252 (sh_builtin_saveregs): Update.
9253 (sh_va_start): Update.
9254 (initial_elimination_offset): Update.
9255 (sh_allocate_initial_value): Update.
9256 (sh_function_ok_for_sibcall): Update.
9257 (sh_get_pr_initial_val): Update.
9258 * config/sh/sh.md (return expander): Update.
9259 * config/avr/avr.c (frame_pointer_required_p): UPdate.
9260 * config/crx/crx.c (crx_compute_frame): UPdate.
9261 (crx_initial_elimination_offset): UPdate.
9262 * config/xtensa/xtensa.c (compute_frame_size): Update
9263 (xtensa_builtin_saveregs): Update.
9264 (xtensa_va_start): Update.
9265 (order_regs_for_local_alloc): Update.
9266 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
9267 (xstormy16_expand_builtin_va_start): Update.
9268 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
9269 * config/m68hc11/m68hc11.md (return expanders): Update.
9270 * config/m68hc11/m68hc11.c (expand_prologue): Update.
9271 (expand_epilogue): Update.
9272 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
9273 (cris_simple_epilogue): Update.
9274 (cris_expand_prologue): Update.
9275 (cris_expand_epilogue): Update.
9276 * config/iq2000/iq2000.c (iq2000_va_start): Update.
9277 (compute_frame_size): Update.
9278 * config/mt/mt.c (mt_compute_frame_size): Update.
9279 * config/mn10300/mn10300.c (expand_prologue): Update.
9280 (expand_epilogue): Update.
9281 (initial_offset): Update.
9282 (mn10300_builtin_saveregs):
9283 * config/mn10300/mn10300.md (return expander): Update.
9284 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9285 (ia64_initial_elimination_offset): Update.
9286 (ia64_initial_elimination_offset): Update.
9287 (ia64_expand_prologue): Update.
9288 * config/m68k/m68k.md (return expander): Update.
9289 * config/rs6000/rs6000.c (rs6000_va_start): Update.
9290 (rs6000_stack_info): Update.
9291 * config/mcore/mcore.c (layout_mcore_frame): Update.
9292 (mcore_expand_prolog): Update.
9293 * config/arc/arc.c (arc_compute_frame_size): Update.
9294 * config/score/score3.c (score3_compute_frame_size): Update.
9295 * config/score/score7.c (score7_compute_frame_size): Update.
9296 * config/arm/arm.c (use_return_insn): Update.
9297 (thumb_find_work_register): Update.
9298 (arm_compute_save_reg_mask): Update.
9299 (arm_output_function_prologue): Update.
9300 (arm_output_epilogue): Update.
9301 (arm_size_return_regs): Update.
9302 (arm_get_frame_offsets): Update.
9303 (arm_expand_prologue): Update.
9304 (thumb_exit): Update.
9305 (thumb_unexpanded_epilogue): Update.
9306 (thumb1_output_function_prologue): Update.
9307 * config/pa/pa.md (return expander): Update.
9308 * config/pa/pa.c (compute_frame_size): Update.
9309 (hppa_builtin_saveregs): Update.
9310 * config/mips/mips.c (mips_va_start): Update.
9311 (mips16_build_function_stub): Update.
9312 (mips_compute_frame_info): Update.
9313 (mips_restore_gp): Update.
9314 (mips_output_function_prologue): Update.
9315 (mips_expand_prologue): Update.
9316 * config/v850/v850.c (compute_frame_size): Update.
9317 (expand_prologue): * config/mmix/mmix.c (along): update.
9318 (mmix_initial_elimination_offset): update.
9319 (mmix_reorg): update.
9320 (mmix_use_simple_return): update.
9321 (mmix_expand_prologue): update.
9322 (mmix_expand_epilogue): Update.
9323 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
9324 (emit_link_insn): Update.
9326 2008-04-08 Anatoly Sokolov <aesok@post.ru>
9328 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
9329 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
9331 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
9334 2008-04-07 Jan Hubicka <jh@suse.cz>
9336 * function.h (rtl): Rename to x_rtl.
9338 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9339 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9340 used_temp_slots avail_temp_slots, temp_slot_level,
9341 nonlocal_goto_handler_labels): Update accesstors.
9342 (rtl): New global variable.
9343 (struct function): Move some fileds to rtl_data.
9344 (get_arg_pointer_save_area): Update prototype.
9345 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9346 get_arg_pointer_save_area.
9347 * expr.c (init_expr): Update
9348 * function.c (get_frame_size): Update
9349 (assign_stack_local): Update
9350 (expand_function_end): Update.
9351 (get_art_pointer_save_area): Update
9353 * emit-rtl.c (rtl): Declare.
9354 (regno_reg_rtx): Declare.
9355 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9357 (gen_reg_rtx): Update.
9358 * varasm.c (n_deferred_constatns): Update accestor.
9359 (init_varasm_status): Do not allocate varasm_status.
9360 (force_const_mem, get_pool_size, output_constant_pool): Update.
9361 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9362 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9363 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
9364 * sparc/sparc.h (INIT_EXPANDERS): Update.
9365 * ia64/ia64.h (INIT_EXPANDERS): Update.
9367 2008-04-07 James E. Wilson <wilson@tuliptree.org>
9369 * reload.c (push_secondary_reload): Add missing break to for loop.
9371 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
9373 PR middle-end/PR28690
9374 * rtlanal.c: Update copyright years.
9375 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
9376 as REG_POINTER and MEM_POINTER operands.
9377 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
9378 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
9379 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
9380 * gcse.c: Update copyright years.
9381 (pre_delete): Call gen_reg_rtx_and_attrs.
9382 (hoist_code): Likewise.
9383 (build_store_vectors): Likewise.
9384 (delete_store): Likewise.
9385 * loop-invariant.c (move_invariant_reg): Likewise.
9386 Update copyright years.
9388 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
9390 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
9391 control string instead of quoted.
9393 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9395 * doc/rtl.texi: Rewrite of subreg section.
9397 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
9400 * config/i386/i386.c (legitimize_pic_address): Add treating
9401 of dllimport SYM_REF's.
9402 (legitimize_dllimport_symbol): Add prototype.
9404 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9406 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
9407 reference in constructor with non self-referential type.
9409 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
9411 Removal of Return with Depressed Stack Pointer support
9412 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
9413 (ECF_SP_DEPRESSED): Likewise.
9414 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
9415 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
9416 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9417 (expand_call): Do not test ECF_SP_DEPRESSED.
9418 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9419 * function.c (keep_stack_depressed): Delete.
9420 (handle_epilogue_set): Likewise.
9421 (update_epilogue_consts): Likewise.
9422 (emit_equiv_load): Likewise.
9423 (thread_prologue_and_epilogue_insns): Remove support for Return with
9424 Depressed Stack Pointer.
9425 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9427 2008-04-06 Richard Guenther <rguenther@suse.de>
9429 PR tree-optimization/35400
9430 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
9431 information from SSA_NAMEs.
9433 2008-04-06 Anatoly Sokolov <aesok@post.ru>
9435 * config/avr/avr.h (avr_mega_p): Remove declaration.
9436 (AVR_MEGA): Remove macro.
9437 * config/avr/avr.c (avr_mega_p): Remove variable.
9438 (avr_override_options): Remove inicializion of avr_mega_p.
9439 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9440 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
9441 (avr_jump_mode): (Ditto.).
9442 (avr_output_progmem_section_asm_op): (Ditto.).
9443 (avr_asm_init_sections): (Ditto.).
9444 (avr_asm_init_sections): (Ditto.).
9445 (avr_rtx_costs): (Ditto.).
9446 * config/avr/avr.md: (Ditto.).
9447 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
9450 2008-04-06 Richard Guenther <rguenther@suse.de>
9452 PR tree-optimization/35842
9453 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
9454 is_gimple_invariant_address.
9456 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9458 * gcc.c (default_compilers): Sync Fortran extensions list with
9459 that in fortran/lang-specs.h.
9460 * doc/invoke.texi: Likewise.
9461 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
9462 * dwarf2out.c (gen_compile_unit_die): Likewise.
9464 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
9466 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
9468 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
9471 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
9472 attribute is used for nested functions.
9474 2008-04-05 Jan Hubicka <jh@suse.cz>
9476 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
9478 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
9480 (dump_files): Update.
9481 (enable_rtl_dump_file): Do not accept letter argument.
9482 * tree-pass.h (dump_file_info): Remove letter argument.
9483 * toplev.c (decode_d_option): Update -da handling.
9484 * toplev.h (enable_rtl_dump_file): Update prototype.
9485 * passes.c (register_one_dump_file): Do not accept IPA argument; work
9486 it out based on pass type.
9487 (register_dump_files_1): Likewise.
9488 (init_optimization_passes): Update register_one_dump_file calls.
9489 (execute_one_pass): Sanity check that IPA passes are called at IPA
9490 level and RTL passes at RTL level.
9491 (execute_pass_list): IPA pass can not be after or subpass of
9493 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
9494 disallov RTL subpasses of IPA subpasses.
9496 2008-04-05 Ben Elliston <bje@au.ibm.com>
9498 * tree-cfg.c (need_fake_edge_p): Return false for calls to
9499 builtins that return exactly once and do not throw. Cache call to
9502 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
9504 PR rtl-optimization/34916
9506 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
9507 between instruction pairs.
9509 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
9511 * doc/invoke.texi: Document -mbitops for SH.
9512 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
9513 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
9514 * config/sh/sh.c (print_operand): Add %t operand code.
9515 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
9516 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
9517 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
9518 (extendqihi2): Likewise.
9519 (movqi_i): Likewise.
9520 (insv): Use bset, bclr and bst instructions for SH2A if possible.
9521 (extv): Use bld instruction for SH2A if possible.
9523 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
9524 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
9525 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
9526 (bset.b, bclr.b): Define peepholes.
9527 * config/sh/sh.opt (mbitops): New option.
9529 2008-04-04 Janis Johnson <janis187@us.ibm.com>
9532 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
9533 and view convert expression.
9535 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9538 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9540 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
9542 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
9544 * config/i386/cpuid.h (bit_AES): New.
9545 (bit_PCLMUL): Likewise.
9547 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
9548 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
9549 SSE2 if AES or PCLMUL is enabled.
9550 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
9551 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9552 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
9553 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
9554 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
9555 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
9556 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9557 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
9558 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
9559 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
9560 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
9561 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
9562 __builtin_ia32_aeskeygenassist128 and
9563 __builtin_ia32_pclmulqdq128.
9564 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
9565 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
9566 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
9568 * config/i386/i386.h (TARGET_AES): New.
9569 (TARGET_PCLMUL): Likewise.
9570 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
9572 * config/i386/i386.md (UNSPEC_AESENC): New.
9573 (UNSPEC_AESENCLAST): Likewise.
9574 (UNSPEC_AESDEC): Likewise.
9575 (UNSPEC_AESDECLAST): Likewise.
9576 (UNSPEC_AESIMC): Likewise.
9577 (UNSPEC_AESKEYGENASSIST): Likewise.
9578 (UNSPEC_PCLMUL): Likewise.
9580 * config/i386/i386.opt (maes): New.
9581 (mpclmul): Likewise.
9583 * config/i386/sse.md (aesenc): New pattern.
9584 (aesenclast): Likewise.
9586 (aesdeclast): Likewise.
9588 (aeskeygenassist): Likewise.
9589 (pclmulqdq): Likewise.
9591 * config/i386/wmmintrin.h: New.
9593 * doc/extend.texi: Document AES and PCLMUL built-in function.
9595 * doc/invoke.texi: Document -maes and -mpclmul.
9597 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
9599 * function.c (free_after_parsing): Replace with
9600 cxx_push_function_context from C++ front-end.
9601 (allocate_struct_function): Don't call langhook.
9602 * langhooks.h (struct lang_hooks_for_functions): Delete.
9603 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
9605 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
9606 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
9607 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
9608 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
9609 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
9610 remove LANG_HOOKS_FUNCTION_INITIALIZER.
9611 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
9613 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
9614 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
9616 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9619 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
9622 2008-04-04 Richard Guenther <rguenther@suse.de>
9625 * fold-const.c (optimize_minmax_comparison): Use the correct
9626 type for the constant in the simplified comparison.
9628 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9630 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
9631 Pass L2 size as "--param l2-cache-size" to the compiler.
9632 (decode_l2_cache): New function to decode L2 cache parameters using
9633 0x8000006 extended cpuid function.
9634 (detect_caches_amd): Determine parameters of L2 cache using
9635 decode_l2_caches function.
9636 (decode_caches_intel): Decode L2 cache parameters.
9637 (detect_caches_intel): Determine L2 cache parameters using
9638 decode_caches_intel and decode_l2_caches functions.
9640 2008-04-03 Bob Wilson <bob.wilson@acm.org>
9642 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
9643 secondary input reload for subword loads from the constant pool.
9645 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9648 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
9649 constants of the appropriate size for runtime calculations.
9652 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
9653 decimal-float literal constant zero.
9655 2008-04-03 Jakub Jelinek <jakub@redhat.com>
9658 * c-parser.c (c_parser_omp_atomic): Call
9659 default_function_array_conversion on the RHS.
9662 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9663 call is_variable_sized if decl has incomplete type.
9665 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
9667 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
9669 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
9671 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9673 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
9674 (sgt<u>): Merge sgt and sgtu into new expander.
9675 (sgt, sgtu): Remove expanders.
9676 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
9677 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
9678 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
9679 *sgtu_<mode>_mips16 into new pattern.
9680 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
9681 (sge<u>): Merge sge and sgeu into new expander.
9682 (sge, sgeu): Remove expanders.
9683 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
9685 (*sge_<mode>, second *sge_<mode>): Remove patterns.
9686 (slt<u>): Merge slt and sltu into new expander.
9687 (slt, sltu): Remove expanders.
9688 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
9689 (*slt_<mode>, *sltu_<mode>): Remove patterns.
9690 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
9691 *sltu_<mode>_mips16 into new pattern.
9692 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
9693 (sle<u>): Merge sle and sleu into new expander.
9694 (sle, sleu): Remove expanders.
9695 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
9696 (*sle_<mode>, *sleu_<mode>): Remove patterns.
9697 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
9698 *sleu_<mode>_mips16 into new pattern.
9699 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
9701 2008-04-03 Jan Hubicka <jh@suse.cz>
9703 PR tree-optimization/35795
9704 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9705 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9706 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9707 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9708 * score/score3.c (score3_output_mi_thunk): Likewise.
9709 * score/score7.c (score7_output_mi_thunk): Likewise.
9710 * mips/mips.c (mips_output_mi_thunk): Likewise.
9712 2008-04-03 Richard Guenther <rguenther@suse.de>
9714 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9715 conversions. Simplify code.
9717 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9719 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9721 2008-04-03 Tom Tromey <tromey@redhat.com>
9722 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9724 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9725 * config/bfin/t-bfin-linux (generated_files): Add
9726 linux-sysroot-suffix.h.
9727 * doc/install.texi (Prerequisites): Require make 3.80.
9728 * doc/sourcebuild.texi (Front End Directory): Document new
9730 * Makefile.in (generated_files): New variable.
9731 (ALL_HOST_OBJS): New variable.
9732 ($(ALL_HOST_OBJS)): New target.
9734 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9736 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9737 (remap_block): Call id->transform_lang_insert_block instead
9739 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9740 Set id.transform_lang_insert_block to NULL.
9741 (clone_body): Move to cp/optimize.c
9742 * tree-inline.h (struct copy_body_data): Change
9743 transform_lang_insert_block to function pointer.
9744 (copy_generic_body, copy_decl_no_change): Export.
9745 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9746 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9747 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9749 * c-tree.h (insert_block): Kill.
9750 * c-decl.c (insert_block): Kill.
9752 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9754 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9755 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9756 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9758 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9759 argument, call {push,pop}_function_context from here.
9760 * c-parser.c: Use c_{push,pop}_function_context.
9762 * function.c (push_function_context_to): Move meat ...
9763 (push_function_context): ... here. Simplify.
9764 * function.c (pop_function_context_from): Move meat ...
9765 (pop_function_context): ... here. Simplify.
9766 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9768 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9769 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9770 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9771 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9773 2008-04-03 Ben Elliston <bje@au.ibm.com>
9775 * expmed.c (extract_force_align_mem_bit_field): Remove.
9777 2008-04-03 Richard Guenther <rguenther@suse.de>
9780 * expr.h (try_casesi): Adjust prototype.
9781 * expr.c (try_casesi): Take fallback label as extra parameter.
9782 Use that for gen_casesi if default_label is NULL.
9783 * stmt.c (expand_case): Pass fallback label to try_casesi,
9784 make sure to fill gaps with a fallback label if default_label
9787 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9790 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9792 2008-04-03 Ben Elliston <bje@au.ibm.com>
9794 * expmed.c (extract_split_bit_field): Remove if (0) code.
9795 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9796 (do_ds_constraint): Likewise.
9798 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9800 * doc/cppopts.texi (-dU): Document.
9801 * c-common.h (flag_dump_macros): Update comment.
9802 * c-opts.c (handle_OPT_d): Handle -dU.
9803 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9804 dump_queued_macros, cb_used_define, cb_used_undef): New.
9805 (init_pp_output): Handle -dU.
9806 (cb_line_change): Call dump_queued_macros.
9807 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9809 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9811 * config/avr/predicates.md (io_address_operand): New predicate.
9812 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9813 * config/avr/avr.c (avr_io_address_p): Remove function.
9814 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9815 'avr_io_address_p' function.
9816 (out_movhi_r_mr): (Ditto.).
9817 (out_movqi_mr_r): (Ditto.).
9818 (out_movhi_mr_r): (Ditto.).
9819 (avr_address_cost): (Ditto.).
9821 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9823 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9824 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9825 in 32bit mode when XMM registers are available to avoid store
9827 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9828 corresponding post-reload splitters.
9830 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9832 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9833 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9834 __builtin_ia32_roundss.
9835 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9836 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9837 __builtin_ia32_roundss.
9838 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9839 IX86_BUILTIN_SHUFPD here.
9841 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9843 * config/i386/i386.md (plogic): New.
9844 (plogicprefix): Likewise.
9846 * config/i386/mmx.md (mmx_<code><mode>3): New.
9847 (mmx_and<mode>3): Removed.
9848 (mmx_ior<mode>3): Likewise.
9849 (mmx_xor<mode>3): Likewise.
9851 * config/i386/sse.md (<code><mode>3): New.
9852 (*<code><mode>3): Likewise.
9853 (*<code><mode>3): Likewise.
9854 (<code><mode>3): Likewise.
9855 (*sse_<code><mode>3): Likewise.
9856 (*sse2_<code><mode>3): Likewise.
9857 (<code>tf3): Likewise.
9858 (*<code>tf3): Likewise.
9859 (and<mode>3): Likewise.
9860 (*and<mode>3): Likewise.
9861 (ior<mode>3): Removed.
9862 (*ior<mode>3): Likewise.
9863 (xor<mode>3): Likewise.
9864 (*xor<mode>3): Likewise.
9865 (*and<mode>3): Likewise.
9866 (*ior<mode>3): Likewise.
9867 (*xor<mode>3): Likewise.
9868 (and<mode>3): Likewise.
9869 (*sse_and<mode>3): Likewise.
9870 (*sse2_and<mode>3): Likewise.
9872 (*andtf3): Likewise.
9873 (ior<mode>3): Likewise.
9874 (*sse_ior<mode>3): Likewise.
9875 (*sse2_ior<mode>3): Likewise.
9877 (*iortf3): Likewise.
9878 (xor<mode>3): Likewise.
9879 (*sse_xor<mode>3): Likewise.
9880 (*sse2_xor<mode>3): Likewise.
9882 (*xortf3): Likewise.
9884 2008-04-02 Richard Guenther <rguenther@suse.de>
9886 PR tree-optimization/14495
9887 PR tree-optimization/34793
9888 * tree-vrp.c (struct switch_update): New structure.
9889 (to_remove_edges, to_update_switch_stmts): New VECs.
9890 (simplify_switch_using_ranges): New function. Remove not taken
9891 case labels and edges.
9892 (simplify_stmt_using_ranges): Call it.
9893 (identify_jump_threads): Mark edges we have queued for removal
9894 so we don't thread them.
9895 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9897 * tree-cfg.c (group_case_labels): Deal with missing default label.
9898 (tree_verify_flow_info): Allow missing default label.
9899 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9900 (emit_case_nodes): Likewise.
9901 (expand_case): Do not rely on the default label to be present.
9902 * expr.c (try_casesi): Deal with NULL default_label.
9903 (do_tablejump): Likewise.
9905 2008-04-02 Richard Guenther <rguenther@suse.de>
9907 PR tree-optimization/14495
9908 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9909 SWITCH_EXPR here ...
9910 (vrp_visit_switch_stmt): ... but here (new function).
9911 (find_case_label_index): New helper function.
9912 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9914 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9916 * fwprop.c: Fix ISO-C99ism.
9918 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9921 * Makefile.in (objdir): Set it here.
9922 * configure.ac: Not here. Find dynamic linker characteristics.
9923 * exec-tool.in: Use them.
9924 * aclocal.m4: Regenerate.
9925 * configure: Regenerate.
9927 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9929 * expr.c (expand_var): Delete it.
9930 * expr.h (expand_var): Delete prototype.
9931 * function.c (expand_function_start): Use expand_decl instead.
9932 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9935 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9937 PR rtl-optimization/35542
9938 * fwprop.c (forward_propagate_and_simplify): Replace
9939 loc_reg_mentioned_in_p with reg_mentioned_p.
9941 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9943 PR rtl-optimization/35281
9944 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9945 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9946 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9947 (varying_mem_p): Move above propagate_rtx.
9948 (all_uses_available_at): Do not check MEMs.
9950 2008-04-02 Rafael Espindola <espindola@google.com>
9952 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9953 (register_edge_assert_for_2): Split the cond argument.
9954 (register_edge_assert_for_1): Adjust for the change in
9955 register_edge_assert_for_2.
9956 (register_edge_assert_for): Split the cond argument.
9957 (find_switch_asserts): Adjust for the change in
9958 register_edge_assert_for.
9960 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9962 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9963 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9964 offsets for 64-bit mingw.
9965 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9966 abi for x86_64-pc-mingw.
9968 2008-04-02 Richard Guenther <rguenther@suse.de>
9970 * tree-vrp.c (extract_range_from_assert): Make sure to not
9971 produce range min/max with TREE_OVERFOW set.
9972 If merging a anti-range and a range keep the anti-range if
9973 the range covers all values of the type.
9974 (register_edge_assert_for_2): Only allow sign-changing
9975 conversions in detecting canonical range checks. Also
9976 register an assert for the unsigned name if useful.
9978 PR tree-optimization/35787
9979 * tree-vrp.c (vrp_val_max): New function.
9980 (vrp_val_min): Likewise.
9981 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9982 (vrp_val_is_min): Likewise.
9983 (supports_overflow_infinity): Use vrp_val_{min,max}.
9984 (negative_overflow_infinity): Likewise.
9985 (positive_overflow_infinity): Likewise.
9986 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9987 (is_positive_overflow_infinity): Likewise.
9988 (is_overflow_infinity): Likewise.
9989 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9990 vrp_val_is_{min,max}.
9991 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9992 to ranges if possible. Avoid empty ranges.
9994 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9997 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9998 the expression is a function address.
10000 2008-04-01 George Helffrich <george@gcc.gnu.org>
10002 PR fortran/35154, fortran/23057
10003 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
10004 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
10005 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
10006 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
10008 (dbxout_syms): Check for COMMON-based symbol and wrap in
10009 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
10010 in bracket for efficiency.
10012 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
10013 using DW_TAG_common_block + member offset.
10014 (add_pubname_string): New function.
10015 (dw_expand_expr): New function to find block name and offset for
10017 (common_check): New function to check whether symbol in Fortran COMMON.
10018 (gen_variable_die): If COMMON, use DW_TAG_common_block.
10020 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
10023 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
10025 2008-04-02 Ben Elliston <bje@au.ibm.com>
10027 * config/v850/v850.md (casesi): Remove if (0) code.
10028 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10029 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
10031 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
10033 * config/i386/i386.md (rex64suffix): New mode attribute.
10034 (floathi<mode>2): Disable expander for SSE math.
10035 (*floathi<mode>2_1): New insn insn_and_split pattern.
10036 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
10037 corresponding post-reload splitters.
10038 (*floathi<mode>2_i387): New macroized insn pattern.
10039 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
10040 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
10041 insn_and_split pattern.
10042 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
10043 New macroized instruction patterns and corresponding post-reload
10045 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
10046 and corresponding post-reload splitters.
10047 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
10048 New macroized instruction patterns.
10049 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
10050 macroized instruction patterns and corresponding post-reload splitters.
10051 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
10052 corresponding post-reload splitters.
10053 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
10054 New macroized instruction patterns.
10055 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
10056 corresponding post-reload splitters.
10057 (*floatsi<mode>2_i387): New macroized instruction patterns.
10059 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
10061 * config/i386/i386.md (smaxmin): New.
10062 (umaxmin): Likewise.
10063 (maxminiprefix): Likewise.
10064 (maxminfprefix): Likewise.
10065 (<code><mode>3): Likewise.
10066 (smin<mode>3): Removed.
10067 (smax<mode>3): Likewise.
10069 * config/i386/mmx.md (mmx_<code>v2sf3): New.
10070 (mmx_<code>v4hi3): Likewise.
10071 (mmx_<code>v8qi3): Likewise.
10072 (mmx_smaxv2sf3): Removed.
10073 (mmx_sminv2sf3): Likewise.
10074 (mmx_umaxv8qi3): Likewise.
10075 (mmx_smaxv4hi3): Likewise.
10076 (mmx_uminv8qi3): Likewise.
10077 (mmx_sminv4hi3): Likewise.
10079 * config/i386/sse.md (<addsub><mode>3): New.
10080 (*<addsub><mode>3): Likewise.
10081 (<sse>_vm<addsub><mode>3): Likewise.
10082 (<maxmin><mode>3): Likewise.
10083 (*<maxmin><mode>3_finite): Likewise.
10084 (*<maxmin><mode>3): Likewise.
10085 (<sse>_vm<maxmin><mode>3): Likewise.
10086 (sse3_h<addsub>v4sf3): Likewise.
10087 (sse3_h<addsub>v2df3): Likewise.
10088 (<maxmin>v16qi3): Likewise.
10089 (*<maxmin>v16qi3): Likewise.
10090 (<maxmin>v8hi3): Likewise.
10091 (*<maxmin>v8hi3): Likewise.
10092 (*sse4_1_<maxmin><mode>3): Likewise.
10093 (*sse4_1_<maxmin><mode>3): Likewise.
10094 (add<mode>3): Removed.
10095 (*add<mode>3): Likewise.
10096 (<sse>_vmadd<mode>3): Likewise.
10097 (sub<mode>3): Likewise.
10098 (*sub<mode>3): Likewise.
10099 (<sse>_vmsub<mode>3): Likewise.
10100 (smin<mode>3): Likewise.
10101 (*smin<mode>3_finite): Likewise.
10102 (*smin<mode>3): Likewise.
10103 (<sse>_vmsmin<mode>3): Likewise.
10104 (smax<mode>3): Likewise.
10105 (*smax<mode>3_finite): Likewise.
10106 (*smax<mode>3): Likewise.
10107 (<sse>_vmsmax<mode>3): Likewise.
10108 (sse3_haddv4sf3): Likewise.
10109 (sse3_haddv2df3): Likewise.
10110 (sse3_hsubv4sf3): Likewise.
10111 (sse3_hsubv2df3): Likewise.
10112 (umaxv16qi3): Likewise.
10113 (*umaxv16qi3): Likewise.
10114 (smaxv8hi3): Likewise.
10115 (*smaxv8hi3): Likewise.
10116 (*sse4_1_smax<mode>3): Likewise.
10117 (*sse4_1_umax<mode>3): Likewise.
10118 (uminv16qi3): Likewise.
10119 (*uminv16qi3): Likewise.
10120 (sminv8hi3): Likewise.
10121 (*sminv8hi3): Likewise.
10122 (*sse4_1_smin<mode>3): Likewise.
10123 (*sse4_1_umin<mode>3): Likewise.
10125 2008-04-01 Rafael Espindola <espindola@google.com>
10127 * tree-cfg.c (verify_expr): remove in_phi.
10128 (verify_stmt): Don't call walk_tree with verify_expr. Use
10129 is_gimple_min_invariant instead of is_gimple_val.
10131 2008-04-01 Joseph Myers <joseph@codesourcery.com>
10133 * doc/include/gpl_v3.texi: Update for manpage generation.
10134 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
10136 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
10137 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
10138 gpl_v3.texi instead of gpl.texi.
10141 2008-04-01 Jakub Jelinek <jakub@redhat.com>
10144 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
10146 2008-04-01 Rafael Espindola <espindola@google.com>
10148 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
10149 (extract_code_and_val_from_cond): Use
10150 extract_code_and_val_from_cond_with_ops.
10152 2008-04-01 Jan Hubicka <jh@suse.cz>
10154 * function.c (free_after_compilation): Free epilogue_delay_list.
10155 (prepare_function_start): Assert that previous compilation was freed.
10157 2008-04-01 Jan Hubicka <jh@suse.cz>
10158 Jim Wilson <wilson@tuliptree.org>
10159 Andreas Tobler <andreast@gcc.gnu.org>
10161 PR middle-end/35781
10162 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
10163 rtl.emit instead cfun->emit.
10164 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
10165 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
10167 2008-04-01 Ben Elliston <bje@au.ibm.com>
10169 * doc/c-tree.texi (Function Basics): Fix grammatical error.
10171 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
10173 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
10175 (fprofile-use): Add var flag_profile_use
10176 * coverage.c (coverage_begin_output): Do not open a gcno file for
10177 output only if -ftest-coverage is set.
10178 Do not add getpwd() to gcda file path.
10179 (build_gcov_info): Check the new flag
10180 flag_profile_datafile_relative_path.
10181 (coverage_init): Use profile_data_prefix.
10182 Read profile counter only if flag_profile_use is set.
10183 * opts.c (common_handle_option): New option fprofile-use=,
10184 fprofile-dir=, fprofile-generate=.
10185 * toplev.c (profile_data_prefix): New variable definition.
10186 * toplev.h (profile_data_prefix): New declaration.
10187 * doc/invoke.tex (Option Summary, Optimization Options):
10190 2008-03-31 James E. Wilson <wilson@tuliptree.org>
10192 * varasm.c (output_constant_pool_1): In LABEL_REF check,
10193 use tmp consistently.
10196 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
10197 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10198 UNSPEC_FR_RECIP_APPROX_RES.
10199 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
10201 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
10204 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
10206 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10208 PR middle-end/30186
10209 * fold-const.c (fold_indirect_ref_1): Support accessing non first
10210 element of the vector via a pointer.
10212 2008-03-31 Ian Lance Taylor <iant@google.com>
10214 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
10216 2008-03-31 Jan Hubicka <jh@suse.cz>
10218 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10219 get_arg_pointer_save_area.
10220 * expr.c (init_expr): Just clear out rtl.expr.
10221 * function.c (free_after_compilation): Clear out whole RTL structure.
10222 (get_func_frame_size): Merge into ...
10223 (get_frame_size): ... this one.
10224 (assign_stack_local_1): Merge into ...
10225 (assign_stack_local): ... this one.
10226 (expand_function_end): Update call of get_arg_pointer_save_area.
10227 (get_art_pointer_save_area): Remove cfun argument.
10228 * function.h (emit_status): regno_pointer_align does not need length
10229 attribute. Move x_regno_reg_rtx to ...
10230 (regno_reg_rtx): ... new global array.
10231 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
10232 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
10233 apply_args_value, forced_labels, stack_pointer_delta):
10235 (struct varasm_status): Move here from varasm.c
10236 (struct rtl_data): New. Move here some fields from struct function.
10237 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10238 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10239 used_temp_slots avail_temp_slots, temp_slot_level,
10240 nonlocal_goto_handler_labels): Update accesstors.
10241 (rtl): New global variable.
10242 (struct function): Move some fileds to rtl_data.
10243 (get_arg_pointer_save_area): Update prototype.
10244 * emit-rtl.c (rtl): Declare.
10245 (regno_reg_rtx): Declare.
10246 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10248 (gen_reg_rtx): Update.
10249 (init_virtual_regs): Do not tate emit_status argument.
10250 (init_emit): Do not allocate emit.
10251 * varasm.c (varasm_statuc): Move to function.h.
10252 (n_deferred_constatns): Update accestor.
10253 (init_varasm_status): Do not allocate varasm_status.
10254 (force_const_mem, get_pool_size, output_constant_pool): Update.
10255 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10256 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10258 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
10260 PR rtl-optimization/35729
10261 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
10264 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
10267 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
10268 load/store if memory is unaligned.
10269 (*movti_rex64): Likewise.
10271 * config/i386/predicates.md (misaligned_operand): New.
10273 2008-03-31 Andrew Pinski <pinskia@gmail.com>
10276 * tree-ssa-phiopt.c (conditional_replacement): Return early for
10279 2008-03-31 Jan Beulich <jbeulich@novell.com>
10281 * config/ia64/constraints.md: Add 'j' constraint.
10282 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
10283 (movdi_internal): Likewise.
10285 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
10288 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
10290 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
10293 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
10294 proper error message for the third argument on blendpd and
10297 * config/i386/sse.md (blendbits): New.
10298 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
10300 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
10302 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
10304 2008-03-30 Richard Guenther <rguenther@suse.de>
10306 PR middle-end/31023
10307 * fold-const.c (fold_sign_changed_comparison): Do leave
10308 conversions to base-types alone.
10310 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10312 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
10313 the link register if one altivec register is be saved.
10315 2008-03-30 Ben Elliston <bje@au.ibm.com>
10317 * final.c (final_scan_insn): Remove if (0) code.
10319 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
10321 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
10323 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
10325 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
10326 of V4SFmode to ix86_binary_operator_ok.
10328 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
10330 * config/i386/i386.c (override_options): Initialize
10331 ix86_veclib_handler to ix86_veclibabi_svml when
10332 -mveclibabi=svml is used.
10333 (ix86_veclibabi_svml): New function for SVML ABI style
10334 vectorization support.
10335 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
10337 2008-03-28 Rafael Espindola <espindola@google.com>
10339 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
10340 (tree_binary_nonnegative_warnv_p): Make it public.
10341 (tree_single_nonnegative_warnv_p): Make it public.
10342 (tree_invalid_nonnegative_warnv_p): Make it public.
10343 (tree_unary_nonzero_warnv_p): Make it public.
10344 (tree_binary_nonzero_warnv_p): Make it public
10345 (tree_single_nonzero_warnv_p): Make it public.
10346 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
10347 (extract_range_from_binary_expr): Split the expr argument.
10348 (extract_range_from_unary_expr): Split the expr argument.
10349 (extract_range_from_comparison): Split the expr argument.
10350 (extract_range_from_expr): Use the new aux functions.
10351 (vrp_evaluate_conditional_warnv): Use
10352 vrp_evaluate_conditional_warnv_with_ops.
10353 * tree.h (tree_unary_nonzero_warnv_p): Declare.
10354 (tree_binary_nonzero_warnv_p): Declare.
10355 (tree_single_nonzero_warnv_p): Declare.
10356 (tree_expr_nonzero_warnv_p): Declare.
10357 (tree_unary_nonnegative_warnv_p): Declare.
10358 (tree_binary_nonnegative_warnv_p): Declare.
10359 (tree_single_nonnegative_warnv_p): Declare.
10360 (tree_invalid_nonnegative_warnv_p): Declare.
10362 2008-03-28 Richard Guenther <rguenther@suse.de>
10364 PR tree-optimization/30317
10365 PR tree-optimization/30911
10366 PR tree-optimization/34793
10367 * tree-vrp.c (set_and_canonicalize_value_range): New function.
10368 (struct assert_locus_d): New member EXPR.
10369 (register_new_assert_for): Add EXPR parameter to support
10370 ASSERT_EXPR <name, expr OP limit>.
10371 (register_edge_assert_for_1): Adjust callers.
10372 (find_assert_locations): Likewise.
10373 (process_assert_insertions_for): Build condition from expression.
10374 (extract_range_from_assert): Handle ASSERT_EXPRs
10375 of the form ASSERT_EXPR <name, expr OP limit>.
10376 (register_edge_assert_for_2): New helper registering
10377 asserts for comparisons. Recognize range tests of the form
10378 (unsigned)i - CST1 OP CST2.
10379 (register_edge_assert_for_1): Use it.
10380 (register_edge_assert_for): Likewise.
10381 (needs_overflow_infinity): Integer sub-types
10382 do not need overflow infinities.
10383 (vrp_val_is_max): The extreme values of integer sub-types
10384 are those of the base type.
10385 (vrp_val_is_min): Likewise.
10386 * tree.def (ASSERT_EXPR): Document extra allowed conditional
10389 2008-03-28 Nick Clifton <nickc@redhat.com>
10392 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10393 Return GENERAL_REGS for stack adjustment reloads.
10395 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10398 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
10399 const_vector when all the vectors are constant.
10401 2008-03-27 Bob Wilson <bob.wilson@acm.org>
10403 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
10405 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
10406 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
10408 (s<code>_sf): Use new scc_sf attribute for opcode names.
10410 2008-03-27 Tom Tromey <tromey@redhat.com>
10412 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
10413 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
10414 config/spu/t-spu-elf, config/i386/t-interix,
10415 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
10416 config/i386/x-darwin, config/i386/x-mingw32,
10417 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
10418 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
10419 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
10420 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
10421 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
10422 config/rs6000/x-darwin, config/rs6000/t-rs6000,
10423 config/score/t-score-elf, config/arm/t-strongarm-pe,
10424 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
10425 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
10426 Revert automatic dependency patch.
10428 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
10431 * config/i386/i386.c (ix86_function_arg_boundary): Align
10432 decimal floating point to its natural boundary.
10434 2008-03-27 Richard Guenther <rguenther@suse.de>
10436 PR middle-end/35716
10437 * fold-const.c (fold_comparison): Restrict distinct decl
10438 comparison folding to VAR_DECLs and PARM_DECLs. Do not
10439 solely rely on operand_equal_p.
10441 2008-03-27 Richard Guenther <rguenther@suse.de>
10444 * c-common.c (handle_weak_attribute): Reject combination of
10447 2008-03-27 Richard Guenther <rguenther@suse.de>
10449 PR tree-optimization/32810
10450 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
10451 conversions from DECL_INITIAL.
10452 (fold_const_aggregate_ref): Likewise from constructor elements.
10454 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
10456 * tree-affine.h (aff_combination_expand): Declare.
10457 (get_inner_reference_aff): Likewise.
10458 * tree-affine.c (aff_combination_expand): Split out from
10459 tree_to_aff_combination_expand.
10460 (get_inner_reference_aff): New function.
10461 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
10462 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
10463 (struct lim_aux_data): sm_done field removed.
10464 (mem_ref_loc_p, mem_ref_locs_p): New types.
10465 (struct mem_ref): Added id, stored, accesses_in_loop,
10466 indep_loop, dep_loop, indep_ref, dep_ref fields.
10467 Removed is_stored, locs and next fields.
10468 (memory_accesses): New variable.
10469 (movement_possibility): Do not allow moving statements
10470 that store to memory.
10471 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
10473 (determine_max_movement): For statements with memory references,
10474 find the outermost loop in that the reference is independent.
10475 (move_computations_stmt): Mark the virtual operands for renaming.
10476 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
10477 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
10478 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
10479 add_vop_ref_mapping, create_vop_ref_mapping_loop,
10480 create_vop_ref_mapping, analyze_memory_references,
10481 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
10482 get_all_locs_in_loop, ref_always_accessed_p,
10483 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
10484 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
10485 store_motion_loop, store_motion): New functions.
10486 (struct vop_to_refs_elt): New type.
10487 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
10488 memref_hash, memref_eq, hoist_memory_references): Rewritten.
10489 (schedule_sm): Replaced by...
10490 (execute_sm): ... this.
10491 (determine_lsm_ref, hoist_memory_references,
10492 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
10493 find_more_ref_vops, free_mem_ref, free_mem_refs,
10494 determine_lsm_loop, determine_lsm): Removed.
10495 (tree_ssa_lim_finalize): Free data structures used by store motion.
10496 (tree_ssa_lim): Call analyze_memory_references. Use
10497 store_motion instead of determine_lsm.
10499 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10501 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
10502 rename tmake_file to m68hc11/t-m68hc11.
10503 (mcore): Set inhibit_libc to true.
10504 * config.host (alpha*-dec-*vms*): Set extra_programs.
10505 (interix3*): Don't use host_xmake_file.
10506 * configure.ac: Let config.gcc override inhibit_libc.
10507 * configure: Regenerate.
10509 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
10510 * config/t-openbsd-thread: Remove commented out lines.
10512 * config/x-interix: Remove.
10514 * config/m68hc11/t-m68hc11-gas: Rename to...
10515 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
10517 * config/mcore/t-mcore: Remove T_CFLAGS.
10518 * config/mcore/t-mcore-pe: Likewise.
10520 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10522 * configure.ac: Replace custom __GNU_SOURCE test with
10523 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
10524 * aclocal.m4: Regenerate.
10525 * configure: Regenerate.
10526 * config.in: Regenerate.
10528 2008-03-27 Richard Guenther <rguenther@suse.de>
10530 * fold-const.c (target.h): Include.
10531 (fold_comparison): Fold comparison of addresses of decls
10532 that bind locally or of constants. Consolidate address folding code.
10533 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
10534 results from fold_binary_to_constant.
10535 (compare_values_warnv): Likewise.
10537 2008-03-27 Andrew Pinski <pinskia@gmail.com>
10539 PR middle-end/35429
10540 * fold-const.c (fold_truthop): Check for integeral types when folding
10541 a == 0 && b == 0 and a != 0 || b != 0 .
10543 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
10545 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
10547 2008-03-26 Andreas Schwab <schwab@suse.de>
10549 * doc/invoke.texi: Fix use of @item vs. @itemx.
10551 2008-03-26 Tom Tromey <tromey@redhat.com>
10553 * Makefile.in (build/gensupport.o, build/print-rtl.o,
10554 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
10555 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
10556 build/gencodes.o, build/genconditions.o, build/genconfig.o,
10557 build/genconstants.o, build/genemit.o, build/genextract.o,
10558 build/genflags.o, build/genmddeps.o, build/genopinit.o,
10559 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
10562 2008-03-26 Richard Guenther <rguenther@suse.de>
10565 2008-03-26 Richard Guenther <rguenther@suse.de>
10567 * fold-const.c (target.h): Include.
10568 (fold_comparison): Fold comparison of addresses of two decls
10569 that bind locally. Consolidate address folding code.
10571 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10573 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
10574 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
10575 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
10576 dconstsqrt2, dconstthird, dconste and/or dconst10.
10577 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
10578 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
10579 dconstsqrt2, dconste): Delete.
10580 (init_emit_once): Likewise. Simplify initializing dconstm1.
10582 * real.c (get_real_const): New.
10583 * real.h (dconst3, dconst10, dconstm2, dconstthird,
10584 dconstsqrt2, dconste): Delete.
10585 (real_value_const, get_real_const): New.
10587 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
10589 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
10591 * config/i386/i386.c (ix86_function_arg_boundary): Check
10592 BIGGEST_ALIGNMENT instead of 128.
10593 (setup_incoming_varargs_64): Likewise.
10595 2008-03-26 Tom Tromey <tromey@redhat.com>
10597 * Makefile.in (DEPFILES): Add missing '/'.
10599 2008-03-26 Richard Guenther <rguenther@suse.de>
10601 * fold-const.c (target.h): Include.
10602 (fold_comparison): Fold comparison of addresses of two decls
10603 that bind locally. Consolidate address folding code.
10605 2008-03-26 Nick Clifton <nickc@redhat.com>
10608 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
10609 not allow INT+INT as a legitimate addressing mode.
10611 2008-03-26 Richard Guenther <rguenther@suse.de>
10613 * tree-flow.h (widen_bitfield): Remove declaration.
10614 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
10615 (widen_bitfield): Remove function.
10616 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
10619 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10622 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
10625 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
10627 PR rtl-optimization/35232
10628 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
10629 (forget_old_reloads_1, forget_marked_reloads): Don't clear
10630 reg_reloaded_call_part_clobbered here.
10631 (reload_regs_reach_end_p): New function.
10632 (reload_reg_rtx_for_input): New variable.
10633 (reload_reg_rtx_for_output): Likewise.
10634 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
10635 when reassigning a pseudo register. Load reloadreg from
10636 reload_reg_rtx_for_input, moving the mode and register
10638 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
10639 instead of the original when deciding whether an input reload
10640 would be a no-op or whether an output reload can be deleted.
10641 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
10642 when setting up new_spill_reg_store. Load it from
10643 reload_reg_rtx_for_output, moving the mode and register
10645 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
10646 instead of the original when deciding whether an output reload
10647 would be a no-op. Do the same when modifying insn notes.
10648 Use rtx_equal_p instead of == to compare the registers.
10649 (inherit_piecemeal_p): Take a mode and two register numbers
10651 (emit_reload_insns): Clear new_spill_reg_store for every hard
10652 register in the reload register. Remove spill registers
10653 from reg_reloaded_valid before considering whether to record
10654 inheritance information for them. Use reload_reg_rtx_for_output
10655 instead of reg_rtx when recording output reloads. Use
10656 reload_reg_rtx_for_input instead of reg_rtx when recording
10657 input reloads. Set or clear reg_reloaded_call_part_clobbered
10658 at the same time as setting reg_reloaded_valid.
10659 (delete_output_reload): Add a new_reload_reg parameter and use it
10660 instead of rld[j].reg_rtx.
10661 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
10664 2008-03-25 Tom Tromey <tromey@redhat.com>
10666 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
10667 (build/genattr.o): Likewise.
10668 (build/genattrtab.o): Likewise.
10669 (build/gencodes.o): Likewise.
10670 (build/genconfig.o): Likewise.
10671 (build/genconstants.o): Likewise.
10672 (build/genemit.o): Likewise.
10673 (build/genextract.o): Likewise.
10674 (build/genflags.o): Likewise.
10676 2008-03-25 Bob Wilson <bob.wilson@acm.org>
10678 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
10679 instead of size_int for integer types.
10680 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
10681 to match type of MINUS_EXPR.
10683 2008-03-25 Tom Tromey <tromey@redhat.com>
10685 * configure: Rebuilt.
10686 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
10689 2008-03-25 Tom Tromey <tromey@redhat.com>
10691 * config/x-solaris (host-solaris.o): Update.
10692 * config/x-linux (host-linux.o): Update.
10693 * config/x-hpux (host-hpux.o): Update.
10694 * config/x-darwin (host-darwin.o): Update.
10695 * config/v850/t-v850e (v850-c.o): Update.
10696 * config/v850/t-v850 (v850-c.o): Update.
10697 * config/t-vxworks (vxworks.o): Update.
10698 * config/t-sol2 (sol2-c.o, sol2.o): Update.
10699 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
10700 * config/spu/t-spu-elf (spu-c.o): Update.
10702 * config/sh/t-symbian (sh-c.o): Update.
10703 (symbian.o): Update.
10704 * config/sh/t-sh (sh-c.o): Update.
10705 * config/score/t-score-elf (score7.o, score3.o): Update.
10706 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10707 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10708 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10709 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10710 (rs6000.o): Remove.
10711 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10712 * config/m32c/t-m32c (m32c-pragma.o): Update.
10713 * config/ia64/t-ia64 (ia64-c.o): Update.
10714 * config/i386/x-mingw32 (host-mingw32.o): Update.
10715 * config/i386/x-i386 (driver-i386.o): Update.
10716 * config/i386/x-darwin (host-i386-darwin.o): Update.
10717 * config/i386/x-cygwin (host-cygwin.o): Update.
10718 * config/i386/t-nwld (nwld.o): Update.
10719 * config/i386/t-netware (netware.o): Update.
10720 * config/i386/t-interix (winnt.o): Update.
10721 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10722 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10723 msformat-c.o): Update.
10724 * config/bfin/t-bfin-linux (generated_files): Add
10725 linux-sysroot-suffix.h.
10726 * config/arm/t-wince-pe (pe.o): Update.
10727 * config/arm/t-strongarm-pe (pe.o): Update.
10728 * config/arm/t-pe (pe.o): Update.
10729 * config/arm/t-arm (arm-c.o): Update.
10730 * doc/install.texi (Prerequisites): Require make 3.80.
10731 * Makefile.in: Remove .o targets.
10732 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10733 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10734 (simple_generated_h, simple_generated_c): Move earlier.
10735 (generated_files): New variable.
10736 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10737 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10738 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10739 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10740 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10741 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10742 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10743 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10744 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10745 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10746 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10747 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10749 (COMPILE.base, COMPILE): New variables.
10750 (%.o): New pattern rule.
10751 (ALL_HOST_OBJS): New variable.
10752 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10753 (dummy-checksum.o, cc1-checksum.o): Remove.
10754 (DRIVER_SHLIB): New variable.
10755 (DRIVER_DEFINES): Use it.
10756 (gencondmd.c): Move out of build/.
10757 (s-conditions): Update.
10758 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10759 (ALL_BUILD_OBJS): Likewise.
10760 (build/%.o): Use BUILDCOMPILE.
10761 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10762 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10763 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10764 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10765 build/genconfig.o, build/genconstants.o, build/genemit.o,
10766 build/genextract.o, build/genflags.o, build/genmddeps.o,
10767 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10768 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10769 build/gen-protos.o, build/scan.o, build/fix-header.o,
10770 build/scan-decls.o): Simplify.
10771 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10772 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10773 prefix.o, toplev.o): Reduce to variable setting.
10774 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10775 ($(out_object_file), gcc-options.o): New targets.
10776 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10777 * configure: Rebuilt.
10778 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10779 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10781 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10783 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10784 complain when we hit an error, return ERROR_MARK_NODE.
10786 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10788 * config/sh/constraints.md (Pso, Psz): New constraints.
10789 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10790 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10792 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10794 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10795 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10797 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10799 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10800 (prefetch_sh2a): New.
10802 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10803 Naveen.H.S <naveen.hs@kpitcummins.com>
10805 * config/sh/constraints.md (I28): New constraint.
10806 * config/sh/sh.c (broken_move): Add support for movi20s.
10807 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10809 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10810 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10811 Naveen.H.S <naveen.hs@kpitcummins.com>
10813 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10814 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10815 (print_operand): Handle resbank in %@ operand code.
10816 (sh_encode_section_info): New.
10817 (push_regs): Add conditions for resbank.
10818 (sh_expand_epilogue): Likewise.
10819 (sh_insert_attributes): Likewise.
10820 (sh_attribute_table): Likewise.
10821 (sh_handle_resbank_handler_attribute): New.
10822 (sh2a_handle_function_vector_handler_attribute): New.
10823 (sh2a_is_function_vector_call): New.
10824 (sh2a_get_function_vector_number): New.
10825 (sh2a_function_vector_p): New.
10826 (sh_cfun_resbank_handler_p): New.
10827 * config/sh/sh.md (calli): Emit jsr/n if possible.
10828 (calli_tbr_rel): New.
10829 (calli_pcrel): Emit jsr/n if possible.
10830 (return_i): Emit rts/n if possible.
10831 (call_valuei_tbr_rel): New.
10832 (call_valuei_pcrel): Add condition for SH2A target.
10833 (call_value): Likewise.
10834 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10835 (sh2a_get_function_vector_number): Likewise.
10836 (sh2a_is_function_vector_call): Likewise.
10837 * doc/extend.texi: Document TBR relative addressing of SH2A.
10838 (resbank): Add description for SH2A.
10840 2008-03-24 Richard Guenther <rguenther@suse.de>
10843 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10844 pointer assignments change conversions according to middle-end rules.
10845 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10846 * configure.ac: Include type checking in yes.
10847 * configure: Regenerate.
10849 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10851 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10852 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10854 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10856 * gthr-vxworks.h (UNUSED): Define.
10858 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10860 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10862 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10864 * doc/extend.texi (Function Attributes): Add missing comma in the
10865 example of the "alloc_size" attribute.
10867 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10870 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10872 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10875 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10878 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10879 of the underlying type of a MS bitfield layout to the natural
10880 alignment of the type.
10882 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10884 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10885 to their natural alignment to avoid store forwarding stalls.
10887 2008-03-22 Richard Guenther <rguenther@suse.de>
10889 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10890 For PHI nodes verify the address is invariant.
10891 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10892 (get_symbol_constant_value): Use is_gimple_min_invariant.
10893 (maybe_fold_stmt_indirect): Likewise.
10895 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10897 PR rtl-optimization/33927
10898 * Makefile.in (dse.o): Depend on $(TM_P_H).
10899 * expr.h (extract_low_bits): Declare.
10900 * expmed.c (extract_low_bits): New function.
10901 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10902 * dse.c: Include tm_p.h.
10903 (find_shift_sequence): Remove the read_reg argument and return the
10904 read value. Emit the instructions instead of returning them.
10905 Iterate on new_mode rather than calculating it each time.
10906 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10907 source to NEW_MODE and extract_low_bits to convert the shifted
10908 value to READ_MODE.
10909 (replace_read): Allow the load and store to have different mode
10910 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10911 or extraction instructions before trying the replacement. Update
10912 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10914 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10916 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10917 to their natural alignment to avoid store forwarding stalls.
10919 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10922 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10923 encouraging but not allowing gprs for input;
10924 change the input constraint to !f#r.
10925 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10927 change the output constraint to !f#r.
10929 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10932 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10933 corresponding post-reload splitters.
10934 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10935 when x87 FP math is selected.
10936 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10937 New function prototype.
10938 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10939 unreachable function to ease macroization of insn patterns.
10941 2008-03-21 Martin Jambor <mjambor@suse.cz>
10943 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10944 reference dumps if ddr is NULL or dependence is unknown.
10946 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10948 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10949 unsigned extension into account.
10950 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10951 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10952 Do computations on a scratch register.
10954 2008-03-21 Richard Guenther <rguenther@suse.de>
10956 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10957 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10958 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10959 * tree-ssa-dom.c (record_equality): Likewise.
10960 * tree-inline.c (copy_body_r): Likewise.
10961 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10964 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10966 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10967 as 'delete_unused' argument.
10969 2008-03-20 Richard Guenther <rguenther@suse.de>
10971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10972 special casing of constant qualifiers.
10973 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10974 care about them in general.
10975 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10976 regardless of their type.
10977 (fold_stmt_r): Forcefully fold *& if we end up with that.
10979 2008-03-20 Paul Brook <paul@codesourcery.com>
10981 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10982 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10984 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10986 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10987 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10989 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10991 * common.opt (Wmudflap): New option.
10992 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10993 (mx_register_decls): Likewise.
10994 (mudflap_finish_file): Likewise.
10995 * doc/invoke.texi: Document -Wno-mudflap.
10997 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10999 * c-format.c (replace_format_name_to_system_name): New.
11000 (cmp_attribs): New.
11001 (convert_format_name_to_system_name): New.
11002 (decode_format_attr): Add use of convert_format_name_to_system_name.
11003 (format_types_orig): Add gnu_ prefix to names.
11004 (check_format_info_main): Special treating of \0 escaped names for
11005 supporting multi-character format specifiers as I32, I64.
11006 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
11007 (gnu_target_overrides_format_attributes): New.
11008 * c-format.h: Add structure target_ovr_attr to hold
11009 system specific formatter names.
11010 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
11011 msformat-c.o file to c_target_objs and cxx_target_objs.
11012 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
11013 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
11014 (TARGET_N_FORMAT_TYPES): New.
11015 * config/i386/msformat-c.c: New.
11016 * config/i386/t-cygming: Add build rule for msformat-c.o.
11017 * doc/extend.texi: Add new format names gnu_* and ms_* and
11019 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
11021 2008-03-20 Ira Rosen <irar@il.ibm.com>
11023 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
11024 optimizations turned on under -O3.
11025 (ftree-vectorize): Add that the flag is turned on with -O3.
11027 2008-03-20 Ben Elliston <bje@au.ibm.com>
11029 * regmove.c (try_auto_increment): Fix spelling error in comment.
11030 * final.c (final_scan_insn): Likewise.
11032 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
11035 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
11036 allocator preferences for "y" and "r" class registers.
11037 ("*mov<mode>_internal"): Ditto.
11038 ("*movv2sf_internal_rex64"): Ditto.
11039 ("*movv2sf_internal"): Ditto.
11041 2008-03-19 Michael Matz <matz@suse.de>
11043 PR middle-end/35616
11044 * calls.c (expand_call): Check overlap of arguments with call
11045 address for sibcalls.
11047 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11050 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11051 of the underlying type of a MS bitfield layout to the natural
11052 alignment of the type.
11054 2008-03-19 Jan Hubicka <jh@suse.cz>
11057 * toplev.c (decode_d_option): Handle all CPP flags.
11058 * tree-vrp.c: Update tree_pass descriptors.
11059 * regrename.c: Update tree_pass descriptors.
11060 * fwprop.c: Update tree_pass descriptors.
11061 * doc/invoke.texi: Remove documentation of dropped -d? flags.
11062 * tree-into-ssa.c: Update tree_pass descriptors.
11063 * tree-dump.c: Update tree_pass descriptors.
11064 * tree-complex.c: Update tree_pass descriptors.
11065 * tree-dump.h: Update tree_pass descriptors.
11066 * see.c: Update tree_pass descriptors.
11067 * cgraphbuild.c: Update tree_pass descriptors.
11068 * tracer.c: Update tree_pass descriptors.
11069 * tree-loop-distribution.c: Update tree_pass descriptors.
11070 * cgraph.c: Update tree_pass descriptors.
11071 * postreload-gcse.c: Update tree_pass descriptors.
11072 * postreload.c: Update tree_pass descriptors.
11073 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
11074 * tree-tailcall.c: Update tree_pass descriptors.
11075 * tree-pass.h (tree_opt_pass): Rename to ...
11076 (opt_pass) ... this one; add "type" field and remove letter field.
11077 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
11078 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
11079 all_lowering_passes): Update declaration.
11080 * ipa-cp.c: Update tree_pass descriptors.
11081 * final.c: Update tree_pass descriptors.
11082 * omp-low.c: Update tree_pass descriptors.
11083 * tree-ssa-dse.c: Update tree_pass descriptors.
11084 * ipa-reference.c: Update tree_pass descriptors.
11085 * tree-ssa-uncprop.c: Update tree_pass descriptors.
11086 * auto-inc-dec.c: Update tree_pass descriptors.
11087 * reorg.c: Update tree_pass descriptors.
11088 * cgraphunit.c: Update tree_pass descriptors.
11089 * tree-ssa-copyrename.c: Update tree_pass descriptors.
11090 * tree-ssa-ccp.c: Update tree_pass descriptors.
11091 * df-core.c: Update tree_pass descriptors.
11092 * mode-switching.c: Update tree_pass descriptors.
11093 * tree-nomudflap.c: Update tree_pass descriptors.
11094 * modulo-sched.c: Update tree_pass descriptors.
11095 * ipa-pure-const.c: Update tree_pass descriptors.
11096 * cse.c: Update tree_pass descriptors.
11097 * web.c: Update tree_pass descriptors.
11098 * tree-stdarg.c: Update tree_pass descriptors.
11099 * tree-ssa-math-opts.c: Update tree_pass descriptors.
11100 * tree-ssa-dom.c: Update tree_pass descriptors.
11101 * tree-nrv.c: Update tree_pass descriptors.
11102 * tree-ssa-alias.c: Update tree_pass descriptors.
11103 * loop-init.c: Update tree_pass descriptors.
11104 * gimple-low.c: Update tree_pass descriptors.
11105 * ipa-inline.c: Update tree_pass descriptors.
11106 * tree-ssa-sink.c: Update tree_pass descriptors.
11107 * global.c: Update tree_pass descriptors.
11108 * ifcvt.c: Update tree_pass descriptors.
11109 * jump.c: Update tree_pass descriptors.
11110 * predict.c: Update tree_pass descriptors.
11111 * tree-ssa-loop.c: Update tree_pass descriptors.
11112 * recog.c: Update tree_pass descriptors.
11113 * dse.c: Update tree_pass descriptors.
11114 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
11115 * tree-eh.c: Update tree_pass descriptors.
11116 * regmove.c: Update tree_pass descriptors.
11118 * function.c: Update tree_pass descriptors.
11119 * tree-vectorizer.c: Update tree_pass descriptors.
11120 * gcse.c: Update tree_pass descriptors.
11121 * ipa-type-escape.c: Update tree_pass descriptors.
11122 * tree-if-conv.c: Update tree_pass descriptors.
11123 * init-regs.c: Update tree_pass descriptors.
11124 * ipa.c: Update tree_pass descriptors.
11125 * tree-ssa-phiopt.c: Update tree_pass descriptors.
11126 * rtl-factoring.c: Update tree_pass descriptors.
11127 * lower-subreg.c: Update tree_pass descriptors.
11128 * bt-load.c: Update tree_pass descriptors.
11129 * tree-dfa.c: Update tree_pass descriptors.
11130 * except.c: Update tree_pass descriptors.
11131 * emit-rtl.c: Update tree_pass descriptors.
11132 * cfgexpand.c: Update tree_pass descriptors.
11133 * tree-cfgcleanup.c: Update tree_pass descriptors.
11134 * cfgcleanup.c: Update tree_pass descriptors.
11135 * tree-ssa-pre.c: Update tree_pass descriptors.
11136 * tree-sra.c: Update tree_pass descriptors.
11137 * tree-mudflap.c: Update tree_pass descriptors.
11138 * tree-ssa-copy.c: Update tree_pass descriptors.
11139 * cfglayout.c: Update tree_pass descriptors.
11140 * tree-ssa-forwprop.c: Update tree_pass descriptors.
11141 * tree-ssa-dce.c: Update tree_pass descriptors.
11142 * tree-ssa.c: Update tree_pass descriptors.
11143 * regclass.c: Update tree_pass descriptors.
11144 * integrate.c: Update tree_pass descriptors.
11145 * tree-optimize.c: Update tree_pass descriptors.
11146 * tree-ssa-phiprop.c: Update tree_pass descriptors.
11147 * tree-object-size.c: Update tree_pass descriptors.
11148 * combine.c: Update tree_pass descriptors.
11149 * tree-outof-ssa.c: Update tree_pass descriptors.
11150 * bb-reorder.c: Update tree_pass descriptors.
11151 * stack-ptr-mod.c: Update tree_pass descriptors.
11152 * var-tracking.c: Update tree_pass descriptors.
11153 * tree-profile.c: Update tree_pass descriptors.
11154 * tree-vect-generic.c: Update tree_pass descriptors.
11155 * reg-stack.c: Update tree_pass descriptors.
11156 * sched-rgn.c: Update tree_pass descriptors.
11157 * tree-ssa-structalias.c: Update tree_pass descriptors.
11158 * tree-cfg.c: Update tree_pass descriptors.
11159 * passes.c (current_pass): Update declaration.
11160 (finish_optimization_passes): Update.
11161 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
11162 (register_one_dump_file, register_dump_files_1, next_pass_1):
11164 (init_optimization_passes): Update handling of new types.
11165 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
11166 * ipa-struct-reorg.c: Update tree_pass descriptors.
11167 * tree-ssa-reassoc.c: Update tree_pass descriptors.
11168 * combine-stack-adj.c: Update tree_pass descriptors.
11169 * cfgrtl.c: Update tree_pass descriptors.
11170 * dce.c: Update tree_pass descriptors.
11171 * tree-ssanames.c: Update tree_pass descriptors.
11173 2008-03-19 Richard Guenther <rguenther@suse.de>
11175 PR middle-end/35609
11176 * tree-ssa.c (walk_data): New structure.
11177 (warn_uninitialized_var): If not always_executed warn with "maybe"
11179 (execute_early_warn_uninitialized): Compute post-dominators.
11180 Initialize always_executed before processing each basic block.
11182 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11185 * config/i386/i386.c (x86_this_parameter): Calculate correct location
11186 of "this" pointer when "regparm = N" or "fastcall" is in effect.
11188 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11190 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
11192 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
11194 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
11196 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
11197 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
11198 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
11199 target after ignore has been set, and move there also the commputation
11200 of subtarget and original_target.
11201 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
11202 (LANG_HOOKS_INITIALIZER): Remove it.
11203 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
11205 2008-03-18 Richard Guenther <rguenther@suse.de>
11207 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
11208 found an expression with constants, note that in the VN for the lhs.
11209 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
11210 fold them to constants if possible. Run cleanup_cfg if done so.
11211 (execute_pre): Return todo.
11212 (do_pre): Likewise.
11213 (execute_fre): Likewise.
11214 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
11216 (get_prop_source_stmt): Look through pointer conversions.
11218 2008-03-18 Jan Hubicka <jh@suse.cz>
11220 * tree-pretty-print.c: Include predict.h.
11221 (dump_generic_node): Dump predictor.
11222 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
11223 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
11224 * gimple-low.c (lower_stmt): Likewise.
11225 * expr.c (expand_expr_real): Likewise.
11226 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
11228 (build_predict_expr, build_predict_expr): New.
11229 * predict.h (predictor_name, build_predict_expr): Update.
11230 * c-typeck.c (c_finish_bc_stmt): Add prediction.
11231 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
11232 * predict.def (PRED_CONTINUE): Update hitrate.
11233 * tree.def (PREDICT_EXPR): Define.
11234 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
11235 do not handle BIND_EXPR.
11236 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
11237 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
11238 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
11241 2008-03-18 Michael Matz <matz@suse.de>
11243 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
11245 2008-03-18 Richard Guenther <rguenther@suse.de>
11247 * tree-gimple.h (is_gimple_invariant_address): Declare.
11248 (is_gimple_constant): Likewise.
11249 * tree-gimple.c (is_gimple_constant): New function.
11250 (is_gimple_invariant_address): Likewise.
11251 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
11252 and is_gimple_invariant_address.
11253 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
11255 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
11256 an addressable base.
11258 2008-03-18 Jakub Jelinek <jakub@redhat.com>
11260 PR middle-end/35611
11261 * gimplify.c (gimplify_expr): Gimplify second operand of
11264 2008-03-17 Richard Guenther <rguenther@suse.de>
11266 PR tree-optimization/19637
11267 * fold-const.c (fold_unary): Remove restrictions of removing
11268 intermediate pointer-conversions (P2)(P1)P0.
11269 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
11270 conversion to void pointer.
11271 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
11273 2008-03-16 James E. Wilson <wilson@tuliptree.org>
11276 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
11277 emulated thread local variables.
11279 2008-03-16 Richard Guenther <rguenther@suse.de>
11281 PR middle-end/35607
11282 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
11283 expand TREE_INVARIANT operations that are not gimple invariant.
11285 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
11287 * doc/extend.texi (Alignment): Say that the ABI controls
11288 the __alignof__ for non-strict-alignment targets rather
11289 than being a recommendation.
11291 2008-03-15 Paul Brook <paul@codesourcery.com>
11293 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
11295 (arm_output_fn_unwind): Mark functions that can not be unwound.
11297 2008-03-15 Paul Brook <paul@codesourcery.com>
11299 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
11300 extension instructions.
11302 2008-03-15 Richard Guenther <rguenther@suse.de>
11304 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
11305 and fold constant aggregate refs.
11306 (fold_const_aggregate_ref): Handle string constants
11307 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
11308 (evaluate_stmt): Simplify now that ccp_fold folds constant
11311 2008-03-15 Paul Brook <paul@codesourcery.com>
11313 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
11314 (extzv): Use gen_extzv_t2.
11315 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
11317 2008-03-15 Richard Guenther <rguenther@suse.de>
11319 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
11320 (fold_const_aggregate_ref): Likewise.
11321 (get_value): Return NULL if we don't have any values.
11322 (ccp_finalize): Set const_val to NULL after freeing it.
11323 * tree-flow.h (get_symbol_constant_value): Declare.
11324 (fold_const_aggregate_ref): Likewise.
11325 * tree-ssa-sccvn.c (try_to_simplify): Use them.
11327 2008-03-15 Richard Guenther <rguenther@suse.de>
11329 PR middle-end/35593
11330 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
11331 to not produce negative array indices if not allowed. Add
11332 parameter to indicate that.
11333 (maybe_fold_offset_to_component_ref): Allow negative array
11334 indices only for the first member of a structure.
11335 (maybe_fold_offset_to_reference): Allow negative array indices.
11336 (maybe_fold_stmt_addition): Likewise.
11338 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
11339 Anatoly Sokolov <aesok@post.ru>
11341 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
11342 (avr_arch): Add ARCH_AVR6.
11343 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
11344 (initial_elimination_offset): Initialize and use 'avr_pc_size'
11345 instead of fixed value 2.
11346 (print_operand_address): Use gs() asm specifier instead of pm().
11347 (avr_assemble_integer): (Ditto.).
11348 (avr_output_addr_vec_elt): (Ditto.).
11349 (print_operand): Handle "!" code.
11350 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
11351 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
11352 (AVR_HAVE_EIJMP_EICALL): Define.
11353 (AVR_3_BYTE_PC): Redefine.
11354 (AVR_2_BYTE_PC): (Ditto.).
11355 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
11356 (LINK_SPEC): Add atmega2560 and atmega2561.
11357 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
11359 * config/avr/avr.md (call_insn): Use eicall instead of icall
11360 for 3 byte PC devices.
11361 (call_value_insn): (Ditto.).
11362 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
11363 (indirect_jump): Use only for for 2 byte PC devices.
11364 (*tablejump): (Ditto.).
11365 (*indirect_jump_avr6): Add insn.
11366 (*tablejump_rjmp): Don't use for 3 byte PC devices.
11367 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
11368 instead of ijmp for 3 byte PC devices.
11369 (__tablejump2__): (Ditto.).
11370 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
11371 (MULITLIB_DIRNAMES): (Ditto.).
11372 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
11374 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
11376 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
11377 "sse2_umulsidi3". Use V1DI mode for operand 0.
11378 ("mmx_psadbw"): Use V1DI mode for operand 0.
11379 * config/i386/i386-modes.def (V1SI): New vector mode.
11380 * config/i386/i386.c (struct builtin_description)
11381 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
11382 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
11383 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
11384 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
11385 v1di_ftype_v8qi_v8qi type.
11386 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
11388 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
11389 __builtin_ia32_pmuludq]: Fix the mode of return value.
11391 2008-03-15 Richard Guenther <rguenther@suse.de>
11393 PR middle-end/35595
11394 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
11397 2008-03-14 Bob Wilson <bob.wilson@acm.org>
11399 * doc/invoke.texi (Option Summary, Xtensa Options): Document
11400 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
11401 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
11402 unless TARGET_SERIALIZE_VOLATILE is enabled.
11403 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
11404 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
11405 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
11407 2008-03-14 Richard Guenther <rguenther@suse.de>
11409 PR tree-optimization/34172
11410 * tree-flow.h (refs_may_alias_p): Declare.
11411 (get_single_def_stmt): Likewise.
11412 (get_single_def_stmt_from_phi): Likewise.
11413 (get_single_def_stmt_with_phi): Likewise.
11414 * tree-dfa.c (refs_may_alias_p): New function.
11415 (get_single_def_stmt): Likewise.
11416 (get_single_def_stmt_from_phi): Likewise.
11417 (get_single_def_stmt_with_phi): Likewise.
11418 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
11419 (vn_reference_lookup_1): New helper function.
11420 (vn_reference_lookup): Walk the virtual use-def chain to
11421 continue searching for a match if the def does not alias the
11422 reference we are looking for.
11424 2008-03-14 David Edelsohn <edelsohn@gnu.org>
11426 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
11427 archive and Perzl. Update The Written Word listing.
11429 2008-03-14 Richard Guenther <rguenther@suse.de>
11431 PR tree-optimization/34043
11432 PR tree-optimization/33989
11433 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
11435 (bitmap_find_leader): Use extra argument to verify dominance
11436 relationship inside a basic-block.
11437 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
11438 (find_leader_in_sets): Adjust.
11439 (create_component_ref_by_pieces): Take extra argument for
11440 dominance check, handle lookup failures.
11441 (find_or_generate_expression): Likewise.
11442 (create_expression_by_pieces): Likewise.
11443 (insert_into_preds_of_block): Adjust.
11444 (create_value_expr_from): If asked for, verify all operands
11445 are in the blocks AVAIL_OUT set.
11446 (make_values_for_stmt): Check for SSA_NAMEs that are life
11447 over an abnormal edge.
11448 (compute_avail): Remove such check.
11449 (do_SCCVN_insertion): New function.
11450 (eliminate): If we do not find a leader suitable for replacement
11451 insert a replacement expression from SCCVN if available.
11452 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
11453 (struct vn_ssa_aux): Add needs_insertion flag.
11454 * tree-ssa-sccvn.c (may_insert): New global flag.
11455 (copy_reference_ops_from_ref): Value-number union member access
11456 based on its size, not type and member if insertion is allowed.
11457 (visit_reference_op_load): For a weak match from union type
11458 punning lookup a view-converted value and insert a SSA_NAME
11459 for that value if that is not found.
11460 (visit_use): Make dumps shorter. Do not disallow value numbering
11461 SSA_NAMEs that are life over an abnormal edge to constants.
11462 (free_scc_vn): Release inserted SSA_NAMEs.
11463 (run_scc_vn): New flag to specify whether insertion is allowed.
11464 Process SSA_NAMEs in forward order.
11465 * tree-ssa-loop-im.c (for_each_index): Handle invariant
11466 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
11467 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
11468 pointer type to/from integral types that do not change the
11469 precision to regular conversions.
11471 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11473 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11474 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11475 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
11476 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
11477 input arguments and the mode of return value. Built-in functions
11478 that operate on whole 64-bit MMX register now use V1DI mode.
11480 2008-03-13 Alon Dayan <alond@il.ibm.com>
11481 Olga Golovanevsky <olga@il.ibm.com>
11483 PR tree-optimization/35041
11484 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
11485 to locate the right position in a statement.
11487 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
11491 * config/i386/xmmintrin.h: Change all static inline functions to
11492 extern inline and add __gnu_inline__ attribute.
11493 * config/i386/bmintrin.h: Ditto.
11494 * config/i386/smmintrin.h: Ditto.
11495 * config/i386/tmmintrin.h: Ditto.
11496 * config/i386/mmintrin-common.h: Ditto.
11497 * config/i386/ammintrin.h: Ditto.
11498 * config/i386/emmintrin.h: Ditto.
11499 * config/i386/pmmintrin.h: Ditto.
11500 * config/i386/mmintrin.h: Ditto.
11501 * config/i386/mm3dnow.h: Ditto.
11503 2008-03-13 Jakub Jelinek <jakub@redhat.com>
11505 PR middle-end/35185
11506 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
11507 (lower_omp_2): New function.
11508 (lower_omp_1, lower_omp): Rewritten.
11510 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
11513 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
11514 with the phrase "Microsoft Windows compilers".
11515 (Push/Pop Macro Pragmas): New subsection. Document
11516 #pragma push_macro and pragma pop_macro.
11518 2008-03-12 Paul Brook <paul@codesourcery.com>
11520 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
11522 2008-03-12 Paul Brook <paul@codesourcery.com>
11524 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
11525 (thumb2_alusi3_short): Exclude PLUS and MINUS.
11526 (thumb2_addsi_shortim): Rename ...
11527 (thumb2_addsi_short): ... to this. Allow register operands.
11528 (thumb2_subsi_short): New pattern.
11529 (thumb2_one_cmplsi2_short,
11530 thumb2_negsi2_short): New patterns and peepholes.
11532 2008-03-12 Paul Brook <paul@codesourcery.com>
11534 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
11536 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
11538 * config/i386/i386.md (int_cond): New code iterator.
11540 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
11541 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
11542 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
11543 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
11544 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
11545 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
11546 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
11547 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
11549 2008-03-12 Paul Brook <paul@codesourcery.com>
11551 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
11552 instead of {arm,thumb}_compute_save_reg_mask.
11553 (output_return_instruction): Ditto.
11554 (thumb_unexpanded_epilogue): Ditto.
11555 (thumb1_expand_prologue): Ditto.
11556 (thumb1_output_function_prologue): Ditto.
11557 (arm_set_return_address): Ditto.
11558 (thumb_set_return_address): Ditto.
11559 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
11560 regs to achieve stack alignment.
11561 (thumb1_compute_save_reg_mask): Fix compiler warning.
11562 (arm_output_epilogue): Use offsets->saved_regs_mask.
11563 Adjust stack pointer by poping call clobered registers.
11564 (arm_expand_prologue): Use offsets->saved_regs_mask.
11565 Adjust stack pointer by pushing extra registers.
11566 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
11568 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
11571 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
11572 conversion to the operands of a multiplication.
11574 2008-03-12 Richard Guenther <rguenther@suse.de>
11576 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
11577 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
11578 * timevar.def (TV_TREE_PHIPROP): Add.
11579 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
11580 pass description. Use TV_TREE_PHIPROP.
11581 * tree-ssa-forwprop.c: Remove phiprop code.
11583 2008-03-12 Jakub Jelinek <jakub@redhat.com>
11585 PR middle-end/35549
11586 * omp-low.c (maybe_lookup_decl): Constify first argument.
11587 (use_pointer_for_field): Change last argument from bool to
11588 omp_context *. Disallow shared copy-in/out in nested
11589 parallel if decl is shared in outer parallel too.
11590 (build_outer_var_ref, scan_sharing_clauses,
11591 lower_rec_input_clauses, lower_copyprivate_clauses,
11592 lower_send_clauses, lower_send_shared_vars): Adjust callers.
11594 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
11595 Ira Rosen <irar@il.ibm.com>
11597 * tree-vectorizer.c (free_stmt_vec_info): New function.
11598 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
11599 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
11600 * tree-vectorizer.h (free_stmt_vec_info): Declare.
11601 * tree-vect-transform.c (vectorizable_conversion): Free
11602 vec_oprnds0 if it was allocated.
11603 (vect_permute_store_chain): Remove unused VECs.
11604 (vectorizable_store): Free VECs that are allocated in the..
11606 (vect_transform_strided_load, vectorizable_load): Likewise.
11607 (vect_remove_stores): Simplify the code.
11608 (vect_transform_loop): Move code to vect_remove_stores().
11609 Call vect_remove_stores() and free_stmt_vec_info().
11611 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11613 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
11614 TARGET_HPUX. Revise comment.
11615 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
11616 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
11617 Use sr4 variant of `be' instruction when not generating PIC code.
11618 (attr_length_call): Adjust for above change.
11620 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11622 * ipa-reference.c (static_execute): Remove module_statics_const and
11623 associated setting code.
11625 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11628 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
11629 predicate for operand 1.
11630 (paritysi2_cmp): Use register_operand predicate for operand 2.
11631 Use earlyclobber modifier for operand 1. Remove support for
11633 (paritydi2_cmp): Use register_operand predicate for operand 3.
11634 Use earlyclobber modifier for operand 1. Remove support for
11637 2008-03-11 Paul Brook <paul@codesourcery.com>
11638 Vladimir Prus <vladimir@codesourcery.com>
11640 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
11641 (arm_compute_save_reg0_reg12_mask): Always
11642 check if register 11 must be saved. Always safe hard frame pointer
11643 when frame_pointer_needeed.
11644 (arm_compute_save_reg_mask): Save IP and PC
11645 only with apcs frames.
11646 (arm_output_epilogue): Adjust Thumb2 codepath to
11647 be also invoked and work for ARM non-apcs frames.
11648 (arm_expand_prologue): Don't bother saving IP
11649 for non-apcs frame, since it's not clobbered by
11650 prologue code. Implement non-apcs frame
11653 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11655 PR rtl-optimization/35281
11656 * expr.c (convert_move): Use a new pseudo for the intermediate
11657 from_mode->word_mode result.
11659 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11661 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
11662 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
11663 * toplev.c (compile_file): Don't call it.
11665 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11667 PR middle-end/35526
11668 * expr.c (store_expr): Call emit_block_move if the mode
11669 of "temp" RTX is BLKmode.
11671 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11672 Richard Guenther <rguenther@suse.de>
11674 PR tree-optimization/31358
11675 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
11676 the step with a NULL_TREE.
11677 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
11678 to sizetype if type is a pointer type.
11679 (add_candidate_1): Don't convert the base and step to
11680 the generic type if the orginal type is a pointer type.
11681 (add_iv_value_candidates): Use sizetype for the step
11682 if type is a pointer type.
11683 (cand_value_at): Likewise.
11684 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11686 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
11687 Don't convert the tem affine to the type.
11688 (add_elt_to_tree): Use sizetype for the step if a pointer.
11689 Use POINTER_PLUS_EXPR for pointers.
11690 (aff_combination_to_tree): Use sizetype for the step if a
11693 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
11695 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
11696 Remove commutativity hint.
11698 2008-03-10 Jakub Jelinek <jakub@redhat.com>
11702 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
11703 errorneous type. Check that v is a VAR_DECL.
11705 PR middle-end/35099
11706 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11708 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11710 PR tree-optimization/35494
11711 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11712 may be overriden at link and run time.
11714 2008-03-10 Richard Guenther <rguenther@suse.de>
11716 PR tree-optimization/34677
11717 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11718 (poolify_tree): Likewise.
11719 (modify_expr_template): Likewise.
11720 (poolify_modify_stmt): Likewise.
11721 (insert_fake_stores): Handle all component-ref style stores
11722 in addition to INDIRECT_REF. Also handle complex types.
11723 Do not poolify the inserted load.
11724 (realify_fake_stores): Do not rebuild the tree but only
11725 make it a SSA_NAME copy.
11726 (init_pre): Remove initialzation of modify_expr_template.
11727 Do not allocate modify_expr_node_pool.
11728 (fini_pre): Do not free modify_expr_node_pool.
11730 2008-03-10 Paul Brook <paul@codesourcery.com>
11732 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11733 to avoid conflicts.
11735 2008-03-10 Paul Brook <paul@codesourcery.com>
11736 Mark Shinwell <shinwell@codesourcery.com>
11738 * config/arm/cortex-r4.md: New.
11739 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11741 * config/arm/arm.md: Include cortex-r4.md.
11742 (insn): Add smmls, sdiv and udiv values.
11743 (generic_sched): Don't use generic scheduling for Cortex-R4.
11744 (arm_issue_rate): New function.
11745 (TARGET_SCHED_ISSUE_RATE): Define.
11747 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11749 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11751 2008-03-10 Richard Guenther <rguenther@suse.de>
11753 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11754 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11756 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11758 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11759 Set default to true.
11761 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11763 * c.opt (Wsynth): Deprecate.
11764 * doc/invoke.texi (Option Summary, Warning Options): Document
11765 -Wno-format-contains-nul.
11767 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11770 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11771 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11773 2008-03-09 Ira Rosen <irar@il.ibm.com>
11775 * config/rs6000/rs6000.c (builtin_description): Rename vector
11776 left shift operations.
11777 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11778 (altivec_vsl<VI_char>): Rename to ...
11779 (ashl<mode>3): ... new name.
11780 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11782 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11784 2008-03-08 Richard Guenther <rguenther@suse.de>
11786 * coverage.h (tree_coverage_counter_addr): Declare.
11787 * coverage.c (tree_coverage_counter_addr): New function.
11788 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11789 before using again.
11790 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11791 (tree_gen_one_value_profiler): Likewise.
11792 (tree_gen_ic_profiler): Likewise.
11793 (tree_gen_average_profiler): Likewise.
11794 (tree_gen_ior_profiler): Likewise.
11796 2008-03-08 Richard Guenther <rguenther@suse.de>
11798 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11799 (vn_binary_op_insert): Likewise.
11800 (vn_unary_op_lookup): Likewise.
11801 (vn_unary_op_insert): Likewise.
11802 (vn_nary_op_lookup): Declare.
11803 (vn_nary_op_insert): Likewise.
11804 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11805 and binary hashes, use a single obstack for unary_op_pool
11806 and binary_op_pool.
11807 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11808 a single struct vn_nary_op_s. Store tree code length and
11809 a variable number of operands.
11810 (struct vn_reference_op_struct): Remove unused op2.
11811 (vn_reference_op_eq): Do not compare op2.
11812 (vn_reference_op_compute_hash): Do not compute hash of op2.
11813 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11814 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11815 with vn_nary_op_compute_hash.
11816 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11817 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11819 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11821 (visit_unary_op): Call nary functions.
11822 (visit_binary_op): Likewise.
11823 (process_scc): Adjust for struct vn_tables_s changes.
11824 (allocate_vn_table): Likewise.
11825 (free_vn_table): Likewise.
11826 * tree-vn.c (vn_add): Call nary functions.
11827 (vn_lookup): Likewise.
11829 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11832 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11833 wdst back after sync_compare_and_swapqhi_internal.
11835 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11838 * config/i386/i386-modes.def (V1DI): New vector mode.
11839 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11840 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11841 (MMXMODE248): Ditto.
11842 (MMXMODE): Add V1DI mode.
11843 (mmxvecsize): Change DI mode to V1DI mode.
11844 ("mov<mode>): Use MMXMODEI8 mode iterator.
11845 ("*mov<mode>_internal_rex64"): Ditto.
11846 ("*mov<mode>_internal"): Ditto.
11847 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11848 ("mmx_sub<mode>3"): Ditto.
11849 ("mmx_adddi3"): Remove insn pattern.
11850 ("mmx_subdi3"): Ditto.
11851 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11852 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11853 ("mmx_ashl<mode>3"): Ditto.
11854 ("mmx_lshrdi3"): Remove insn pattern.
11855 ("mmx_ashldi3"): Ditto.
11856 * config/i386/i386.c (classify_argument): Handle V1DImode.
11857 (function_arg_advance_32): Ditto.
11858 (function_arg_32): Ditto.
11859 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11860 mmx_addv1di3 insn pattern.
11861 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11862 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11863 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11864 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11865 Remove definitions of built-in functions.
11866 (V1DI_type_node): New node.
11867 (v1di_ftype_v1di_int): Ditto.
11868 (v1di_ftype_v1di_v1di): Ditto.
11869 (v2si_ftype_v2si_si): Ditto.
11870 (v4hi_ftype_v4hi_di): Remove node.
11871 (v2si_ftype_v2si_di): Ditto.
11872 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11873 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11874 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11875 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11876 Add new builtins using def_builtin_const.
11877 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11878 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11879 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11880 * config/i386/mmintrin.h (__v1di): New typedef.
11881 (_mm_add_si64): Cast arguments to __v1di type.
11882 (_mm_sub_si64): Ditto.
11883 (_mm_sll_pi16): Cast __count to __v4hi type.
11884 (_mm_sll_pi32): Cast __count to __v2si type.
11885 (_mm_sll_si64): Cast arguments to __v1di type.
11886 (_mm_srl_pi16): Cast __count to __v4hi type.
11887 (_mm_srl_pi32): Cast __count to __v2si type.
11888 (_mm_srl_si64): Cast arguments to __v1di type.
11889 (_mm_sra_pi16): Cast __count to __v4hi type.
11890 (_mm_sra_pi32): Cast __count to __v2si type.
11891 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11892 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11893 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11894 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11895 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11896 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11897 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11898 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11899 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11900 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11901 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11902 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11904 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11906 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11908 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11911 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11912 reg+const addressing for Altivec modes. Don't generate reg+reg
11913 addressing for TFmode or TDmode quantities.
11915 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11917 * c-common.c (vector_types_convertible_p): Call langhook
11918 instead of comptypes.
11920 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11923 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11924 integral and scalar float variables which have a
11927 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11929 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11930 dwarf_register_span hook when emitting unwind information for
11931 register-to-memory saves.
11932 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11933 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11935 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11937 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11938 for the same VAR_DECL.
11940 2008-03-06 Tom Tromey <tromey@redhat.com>
11942 * treelang: Delete.
11943 * doc/standards.texi (Standards): Don't mention treelang.
11944 * doc/invoke.texi (Overall Options): Don't mention treelang.
11945 * doc/install.texi (Prerequisites): Don't mention bison or
11947 (Configuration): Don't mention treelang.
11948 (Building): Likewise.
11949 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11951 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11953 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11954 word-extractions out of a multi-word object.
11956 2008-03-06 Richard Guenther <rguenther@suse.de>
11958 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11959 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11960 result type and precision.
11961 * expr.c (get_inner_reference): Set unsignedp based on the result
11962 type of BIT_FIELD_REF.
11963 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11964 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11965 (try_instantiate_multiple_fields): Likewise. Use the correct type
11967 (sra_build_assignment): Likewise.
11968 (sra_build_elt_assignment): Likewise.
11969 (sra_explode_bitfield_assignment): Likewise.
11970 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11971 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11972 set BIT_FIELD_REF_UNSIGNED.
11973 (vectorizable_load): Likewise.
11975 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11977 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11980 2008-03-06 Richard Guenther <rguenther@suse.de>
11982 * alias.c (struct alias_set_entry): Move has_zero_child field
11983 to pack with alias_set.
11985 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11987 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11990 2008-03-05 Ian Lance Taylor <iant@google.com>
11992 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11994 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11996 * fwprop.c (update_df): Support width and offset parameters of
11998 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11999 global_conflicts): Change DF_REF_EXTRACT to either
12000 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12001 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12002 * df-scan.c (df_ref_record, df_defs_record,
12003 df_ref_create_structure, df_def_record_1, df_uses_record,
12004 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
12005 df_bb_refs_collect, df_entry_block_defs_collect,
12006 df_exit_block_uses_collect): Support new width and offset fields.
12007 (ref_extract_pool): New storage pool.
12008 (df_free_ref): New function.
12009 (df_reg_chain_unlink, df_free_collection_rec,
12010 df_sort_and_compress_refs): Call df_free_ref.
12011 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
12013 (df_ref_create_structure): Allocate df_ref_extract if offset and
12014 width fields are used.
12015 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
12016 (df_uses_record): Get offset and width from ZERO_EXTRACT
12018 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
12019 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12020 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12021 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
12022 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12023 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12024 (df_ref_extract): New structure.
12025 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
12026 (df_ref_create): Add width and offset parameters.
12028 2008-03-05 Richard Guenther <rguenther@suse.de>
12030 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12031 Use ranges_overlap_p.
12032 (offset_overlaps_with_access): Rename
12033 to ranges_overlap_p and move ...
12034 * tree-flow-inline.h (ranges_overlap_p): ... here.
12036 * tree.h (get_inner_reference, handled_component_p): Update
12039 * tree.h (record_component_aliases, get_alias_set,
12040 alias_sets_conflict_p, alias_sets_must_conflict_p,
12041 objects_must_conflict_p): Move declarations ...
12042 * alias.h (record_component_aliases, get_alias_set,
12043 alias_sets_conflict_p, alias_sets_must_conflict_p,
12044 objects_must_conflict_p): ... here.
12045 Include coretypes.h.
12046 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
12048 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
12050 * cfg.c: Include tree-flow.h.
12051 (remove_edge_raw): Call redirect_edge_var_map_clear.
12052 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
12053 * tree-flow-inline.h (redirect_edge_var_map_def): New.
12054 (redirect_edge_var_map_result): New.
12055 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
12056 PENDING_STMT use with redirect_edge_var_map_*.
12057 * tree-ssa.c (edge_var_maps): New definition.
12058 (redirect_edge_var_map_add): New.
12059 (redirect_edge_var_map_clear): New.
12060 (redirect_edge_var_map_dup): New.
12061 (redirect_edge_var_map_vector): New.
12062 (redirect_edge_var_map_destroy): New.
12063 (ssa_redirect_edge): Replace PENDING_STMT use with
12064 redirect_edge_var_map_*.
12065 (flush_pending_stmts): Same.
12066 (delete_tree_ssa): Destroy edge var map.
12067 * tree-flow.h (struct _edge_var_map): New.
12068 Define edge_var_map vector type.
12069 Declare redirect_edge_var_map_* prototypes.
12070 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
12071 * tree-cfg.c (reinstall_phi_args): Replace
12072 PENDING_STMT use with redirect_edge_var_map_*.
12074 2008-03-05 Richard Guenther <rguenther@suse.de>
12076 PR tree-optimization/35472
12077 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
12078 whose single use_stmt has a overlapping set of loaded and
12079 stored symbols as that use_stmt might be a noop assignment then.
12081 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12083 * gthr-rtems.h: Implement __gthread_mutex_destroy.
12085 2008-03-05 Richard Guenther <rguenther@suse.de>
12088 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
12089 should be constants.
12090 * tree-cfg.c (verify_expr): Verify it.
12091 * fold-const.c (fold_truthop): Remove code generating
12092 BIT_FIELD_REFs of structure bases.
12093 (fold_binary): Likewise.
12094 (fold_ternary): Position and size of BIT_FIELD_REFs are
12095 always host integers.
12096 (make_bit_field_ref): Remove.
12097 (optimize_bit_field_compare): Remove.
12098 (all_ones_mask_p): Remove.
12100 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
12103 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
12104 (split_block_and_df_analyze): New. Split basic block and rebuild
12106 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
12108 (split_pattern_seq): Likewise.
12109 (erase_matching_seqs): Likewise.
12110 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
12112 2008-03-04 Geoff Keating <geoffk@apple.com>
12114 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
12115 declaration and code.
12116 (tree_invalid_nonnegative_warnv_p): Likewise.
12118 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
12120 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
12121 examples. Truncate option-names then causing overfull hbox.
12123 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12126 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
12128 * configure: Rebuilt.
12130 2008-03-04 Rafael Espindola <espindola@google.com>
12132 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
12133 (tree_unary_nonnegative_warnv_p): New.
12134 (tree_binary_nonnegative_warnv_p): New.
12135 (tree_single_nonnegative_warnv_p): New.
12136 (tree_invalid_nonnegative_warnv_p): New.
12137 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
12139 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12142 * opts.c (handle_option): Postpone 'unknown option' errors only for
12145 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
12148 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
12151 2008-03-04 Rafael Espindola <espindola@google.com>
12153 * fold-const.c (tree_unary_nonzero_warnv_p): New.
12154 (tree_binary_nonzero_warnv_p): New.
12155 (tree_single_nonzero_warnv_p): New.
12156 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
12158 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
12160 PR middle-end/35456
12161 * fold-const.c (fold_cond_expr_with_comparison): Prevent
12162 transformations for modes that have signed zeros.
12163 * ifcvt.c (noce_try_abs): Ditto.
12165 2008-03-04 Joseph Myers <joseph@codesourcery.com>
12167 * config/i386/i386.c (override_options): Force
12168 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
12170 2008-03-04 Jan Hubicka <jh@suse.cz>
12173 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
12176 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
12178 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
12179 label to probe the stack.
12181 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
12183 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
12184 (__gthr_win32_mutex_destroy): Declare.
12185 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
12186 __gthr_win32_mutex_destroy.
12187 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
12189 2008-03-03 Jan Hubicka <jh@suse.cz>
12192 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
12193 aggressive on inlining cold calls.
12195 2008-03-03 Richard Guenther <rguenther@suse.de>
12197 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
12198 struct copies into the expression table.
12199 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
12200 (try_to_simplify): Likewise.
12201 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
12202 integral and pointer arguments which do not change the
12203 precision to NOP_EXPRs.
12204 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
12205 VIEW_CONVERT_EXPR case.
12207 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
12209 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
12210 defined in a loop at depth 0 is invariant.
12211 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12212 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
12213 be called at loop depth 0.
12215 2008-03-02 Jakub Jelinek <jakub@redhat.com>
12218 * gcc.c (process_command): Update copyright notice dates.
12219 * gcov.c (print_version): Likewise.
12220 * gcov-dump.c (print_version): Likewise.
12221 * mips-tfile.c (main): Likewise.
12222 * mips-tdump.c (main): Likewise.
12224 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12227 * c-common.c (flag_permissive): Delete.
12228 (constant_expression_warnings): Check flags first.
12229 (constant_expression_error): New.
12230 * c-common.h (flag_permissive): Delete.
12231 (constant_expression_error): Declare.
12232 * flags.h (flag_permissive): Declare. Update description.
12233 * diagnostic.c (pedwarn): Update.
12235 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
12236 (permissive_error_kind): New.
12237 * toplev.c (flag_permissive): Define. Update description.
12238 * toplev.h (permissive_error_kind): Declare.
12239 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
12240 (pedwarn_c90): Use pedantic_warning_kind.
12241 * c-opts.c (c_common_post_options): flag_permissive does not affect
12242 flag_pedantic_errors.
12244 2008-03-02 Joseph Myers <joseph@codesourcery.com>
12246 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
12247 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
12248 __absvsi2, __absvDI2): Use unsigned arithmetic.
12250 2008-03-02 Andi Kleen <ak@suse.de>
12251 Richard Guenther <rguenther@suse.de>
12253 * struct-equiv.c: Remove file.
12254 * cfg_cleanup.c (condjump_equiv_p): Remove.
12255 * Makefile.in (OBJS-common): Remove struct-equiv.o.
12256 (struct-equiv.o): Remove rule.
12257 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
12258 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
12259 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
12261 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12263 * ifcvt.c (noce_process_if_block): Try to handle only the then
12264 block if the else block exists but isn't suitable.
12266 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
12269 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
12270 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
12271 regression from previous patch.
12273 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
12276 * gthr.h: Add __gthread_mutex_destroy as a function that must be
12278 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
12279 * gthr-single.h (__gthread_mutex_destroy): Likewise.
12280 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
12281 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
12282 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
12283 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
12284 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
12285 (__gthread_mutex_destroy_function): Rename to
12286 __gthread_mutex_destroy.
12287 * gthr-dce.h (__gthread_mutex_destroy): Call
12288 pthread_mutex_destroy.
12289 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
12290 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
12291 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
12293 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12295 * df-scan.c (df_ref_chain_change_bb): Simplify.
12296 (df_insn_change_bb): Add new_bb argument. Simplify. Call
12297 set_block_for_insn if there's any change.
12298 * df.h ((df_insn_change_bb): Fix prototype.
12299 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
12300 df_insn_change_bb, don't call set_block_for_insn.
12301 * emit-rtl.c (reorder_insns): Likewise.
12302 * haifa-sched.c (move_insn): Likewise.
12304 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12306 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
12308 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
12310 * tree-flow-inline.h (next_readonly_imm_use): Return
12311 NULL_USE_OPERAND_P after the end.
12313 2008-03-01 Richard Guenther <rguenther@suse.de>
12315 PR tree-optimization/35411
12316 * tree-sra.c (sra_build_assignment): Split conversion to
12317 final type to a separate statement if we are not assigning
12320 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12322 * fold-const.c (fold_convertible_p): Correct the logic to follow
12323 that in fold_convert().
12325 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
12328 * tree-inline.c (build_duplicate_type): When we make a
12329 duplicate type, make it unique in the canonical types system.
12331 2008-02-29 Tom Tromey <tromey@redhat.com>
12333 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
12334 input_file_stack_history, input_file_stack_restored): Remove.
12335 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12336 * input.h (struct file_stack): Remove.
12337 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12338 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
12340 * diagnostic.h (struct diagnostic_context) <last_module>: Change
12342 (diagnostic_last_module_changed): Add 'map' argument.
12343 (diagnostic_set_last_function): Likewise.
12344 * diagnostic.c (undiagnostic_report_current_module): Iterate using
12345 line map, not input_file_stack.
12346 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
12348 2008-02-29 Paul Brook <paul@codesourcery.com>
12350 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
12352 2008-02-29 Paul Brook <paul@codesourcery.com>
12354 * config/arm/ieee754-df.S (muldf3): Use RET macros.
12356 2008-02-29 Richard Guenther <rguenther@suse.de>
12358 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
12360 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
12361 value for comparing for a store match.
12362 (simplify_unary_expression): Do nothing for SSA_NAMEs.
12363 (try_to_simplify): Do not do a full-blown reference lookup.
12365 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12367 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
12368 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12370 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
12372 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
12374 * tree-loop-linear.c (try_interchange_loops): Compare memory access
12375 strides against cache sizes.
12377 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
12379 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
12382 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
12384 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
12385 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
12386 is smaller than the original promoted value.
12387 (simplify_subreg): If OP is a SUBREG, try to preserve its
12388 SUBREG_PROMOTED_VAR_P information.
12390 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
12392 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
12393 (VN_INFO_GET): Allocate new objects on the obstack.
12394 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
12395 for rpo_numbers_temp, for consistency.
12396 (free_scc_vn): Free the obstack.
12398 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
12400 * doc/invoke.texi: Document -ftree-loop-distribution.
12401 * tree-loop-distribution.c: New.
12402 * tree-pass.h (pass_loop_distribution): New.
12403 * graphds.h (struct graph): Add htab_t indices.
12404 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
12405 * tree-vectorizer.c (rename_variables_in_loop): Extern.
12406 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
12407 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
12408 * tree-data-ref.c (debug_data_dependence_relations): New.
12409 (dump_data_dependence_relation): Also print data references.
12410 (free_data_ref): Extern.
12411 (same_access_functions): Moved...
12412 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
12413 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12414 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
12415 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
12416 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
12417 (stmts_from_loop): Skip LABEL_EXPR.
12418 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
12420 (build_rdg): Initialize rdg->indices htab.
12421 (free_rdg, stores_from_loop, ref_base_address,
12422 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
12423 have_similar_memory_accesses_1, ref_base_address_1,
12424 remove_similar_memory_refs): New.
12425 * tree-data-ref.h: Depend on tree-chrec.h.
12426 (debug_data_dependence_relations, free_data_ref): Declared.
12427 (same_access_functions): ... here.
12428 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
12430 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
12431 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
12432 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
12433 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
12434 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
12435 rdg_vertex_for_stmt): Declared.
12436 (struct rdg_edge): Add level.
12438 (free_rdg, stores_from_loop, remove_similar_memory_refs,
12439 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
12441 (rdg_has_similar_memory_accesses): New.
12442 * tree-vect-analyze.c: Remove unused static decls.
12443 * lambda.h (dependence_level): New.
12444 * common.opt (ftree-loop-distribution): New.
12445 * tree-flow.h (mark_virtual_ops_in_bb,
12446 slpeel_tree_duplicate_loop_to_edge_cfg,
12447 rename_variables_in_loop): Declared.
12448 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
12449 (OBJS-common): Add tree-loop-distribution.o.
12450 (tree-loop-distribution.o): New rule.
12451 * tree-cfg.c (mark_virtual_ops_in_bb): New.
12452 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
12453 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
12455 2008-02-28 Joseph Myers <joseph@codesourcery.com>
12458 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
12459 other than structures and unions.
12461 2008-02-28 Richard Guenther <rguenther@suse.de>
12464 2008-02-26 Richard Guenther <rguenther@suse.de>
12466 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12467 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12468 (lookup_decl_from_uid): Declare.
12469 (remove_decl_from_map): Likewise.
12470 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12471 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12472 (decl_for_uid_map): New global hashtable mapping DECL_UID
12474 (init_ttree): Allocate it.
12475 (insert_decl_to_uid_decl_map): New helper function.
12476 (make_node_stat): Insert new decls into the map.
12477 (copy_node_stat): Likewise.
12478 (lookup_decl_from_uid): New function.
12479 (remove_decl_from_map): Likewise.
12480 (print_decl_for_uid_map_statistics): New helper.
12481 (dump_tree_statistics): Call it.
12483 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12484 (referenced_var_iterator): Adjust.
12485 (FOR_EACH_REFERENCED_VAR): Adjust.
12486 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12487 (num_referenced_vars): Adjust.
12488 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12489 (first_referenced_var): Remove.
12490 (end_referenced_vars_p): Likewise.
12491 (next_referenced_var): Likewise.
12492 (referenced_var_iterator_set): New helper function.
12493 * tree-dfa.c (referenced_var_lookup): Adjust.
12494 (referenced_var_check_and_insert): Likewise.
12495 (remove_referenced_var): Likewise.
12496 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12497 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12498 (verify_call_clobbering): Likewise.
12499 (verify_memory_partitions): Likewise.
12500 (init_tree_ssa): Allocate bitmap instead of hashtable for
12502 (delete_tree_ssa): Adjust.
12503 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12504 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12505 (compute_tag_properties): Likewise.
12506 (set_initial_properties): Likewise.
12507 (find_partition_for): Likewise.
12508 (update_reference_counts): Likewise.
12509 (dump_may_aliases_for): Likewise.
12510 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12511 (add_call_clobber_ops): Likewise.
12512 (add_call_read_ops): Likewise.
12513 (get_asm_expr_operands): Likewise.
12514 * tree-into-ssa.c (dump_decl_set): Likewise.
12515 (update_ssa): Likewise.
12516 * tree-sra.c (scan_function): Likewise.
12517 (decide_instantiations): Likewise.
12518 (scalarize_parms): Likewise.
12519 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12520 (dsa_named_for): Likewise.
12521 * tree-ssa-structalias.c (update_alias_info): Likewise.
12522 (merge_smts_into): Likewise.
12524 2008-02-27 David Daney <ddaney@avtrex.com>
12527 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
12528 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
12529 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
12530 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
12531 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
12533 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
12536 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
12537 (BUILT_IN_NEXTTOWARD): Remove.
12538 (BUILT_IN_NEXTTOWARDF): Ditto.
12539 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
12540 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
12542 2008-02-27 Tom Tromey <tromey@redhat.com>
12544 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
12545 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
12547 2008-02-27 Jan Beulich <jbeulich@novell.com>
12549 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
12550 update the respective field on newdecl.
12552 2008-02-27 Revital Eres <eres@il.ibm.com>
12554 PR rtl-optimization/34999
12555 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
12556 crossing edges that ends with a call insn.
12557 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
12558 call insn and clear the EDGE_CROSSING flag of the crossing edge
12559 when fixing fallthru edges.
12561 2008-02-27 Richard Guenther <rguenther@suse.de>
12563 PR middle-end/35390
12564 * fold-const.c (fold_unary): Return the correct argument,
12565 converted to the result type.
12567 2008-02-27 Richard Guenther <rguenther@suse.de>
12569 PR middle-end/34971
12570 * expr.c (expand_expr_real_1): Assert on rotates that operate
12572 * fold-const.c (fold_binary): Use the types precision, not the
12573 bitsize of the mode if folding rotate expressions. Build rotates
12574 only for full modes.
12576 2008-02-27 Jakub Jelinek <jakub@redhat.com>
12578 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
12579 and CPP_PRAGMA_EOL.
12580 * c-pragma.c (pragma_ns_name): New typedef.
12581 (registered_pp_pragmas): New variable.
12582 (c_pp_lookup_pragma): New function.
12583 (c_register_pragma_1): If flag_preprocess_only, do nothing
12584 for non-expanded pragmas, for expanded ones push pragma's
12585 namespace and name into registered_pp_pragmas vector.
12586 (c_invoke_pragma_handler): Register OpenMP pragmas even when
12587 flag_preprocess_only, don't register GCC pch_preprocess
12588 pragma if flag_preprocess_only.
12589 * c-opts.c (c_common_init): Call init_pragma even if
12590 flag_preprocess_only.
12591 * c-pragma.c (c_pp_lookup_pragma): New prototype.
12592 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
12593 cpp_register_pragma if flag_preprocess_only.
12595 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12598 * c-parser.c (c_parser_translation_unit): Warn for empty
12599 translation unit, not empty source file.
12601 2008-02-26 Paul Brook <paul@codesourcery.com>
12603 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
12604 operand for Thumb-2.
12605 * config/arm/arm.h (reg_class): Add CORE_REGS.
12606 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
12607 (BASE_REG_CLASS): Use CORE_REGS.
12608 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
12609 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
12610 (REGNO_OK_FOR_INDEX_P): Exclude SP.
12611 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
12612 ARM_REGNO_OK_FOR_INDEX_P.
12613 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
12614 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
12615 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
12616 (ldm/stm peepholes): Ditto.
12617 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
12618 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
12619 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
12620 * config/arm/constraints.md: Enable "k" constraint on ARM.
12622 2008-02-27 Ben Elliston <bje@au.ibm.com>
12624 * config/rs6000/rs6000.c: Annotate cache line size field in all
12625 instances of struct processor_costs.
12627 2008-02-26 David Edelsohn <edelsohn@gnu.org>
12629 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
12630 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
12631 jump_bypass): New counters.
12632 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
12633 * dce.c (gate_ud_dce): Same.
12634 (gate_fast_dce): Same.
12635 * dse.c (gate_dse1): New function.
12636 (gate_dse2): New function.
12637 (gate_dse): Merge results of new gate functions.
12638 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
12639 (gate_handle_jump_bypass): Add dbg_cnt.
12640 (gate_handle_gcse): Add dbg_cnt.
12641 * ifcvt.c (gate_handle_if_conversion): Same.
12642 (gate_handle_if_after_combine): Same.
12643 (gate_handle_if_after_reload): Same.
12644 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
12646 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
12648 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
12650 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
12652 2008-02-26 Jason Merrill <jason@redhat.com>
12655 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
12656 alone if it's the naming decl for the type's main variant.
12658 2008-02-26 Tom Tromey <tromey@redhat.com>
12660 * system.h (USE_MAPPED_LOCATION): Poison.
12661 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
12662 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
12663 (make_goto_expr_edges): Likewise.
12664 (remove_bb): Likewise.
12665 (execute_warn_function_return): Likewise.
12666 * basic-block.h (struct edge_def) <goto_locus>: Change type to
12668 * c-common.c (fname_decl): Remove old location code.
12669 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
12671 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
12673 (ASM_INPUT_SOURCE_LOCATION): Likewise.
12674 (gen_rtx_ASM_INPUT): Likewise.
12675 (gen_rtx_ASM_INPUT_loc): Likewise.
12676 (get_rtx_asm_OPERANDS): Remove.
12677 * cfglayout.c (insn_locators_alloc): Remove old location code.
12678 (set_curr_insn_source_location): Likewise.
12679 (curr_insn_locator): Likewise.
12680 * print-tree.c (print_node): Remove old location code.
12681 * tree-mudflap.c (mf_varname_tree): Remove old location code.
12682 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
12683 * cfgexpand.c (expand_gimple_cond_expr): Don't use
12684 location_from_locus.
12685 (construct_exit_block): Remove old location code.
12686 * emit-rtl.c (force_next_line_note): Remove old location code.
12687 * profile.c (branch_prob): Remove old location code.
12688 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
12689 LOC_LINE): Remove old-location variants.
12690 * langhooks.c (lhd_print_error_function): Remove old location
12692 * configure, config.in: Rebuilt.
12693 * configure.ac (--enable-mapped-location): Remove.
12694 * c-decl.c (c_init_decl_processing): Remove old location code.
12695 (finish_function): Likewise.
12696 * recog.c (decode_asm_operands): Remove old location code.
12697 * c-pch.c (c_common_read_pch): Remove old location code.
12698 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
12700 * gimple-low.c (lower_function_body): Remove old location code.
12701 * toplev.c (unknown_location): Remove.
12702 (push_srcloc): Remove old-location variant.
12703 (process_options): Remove old location code.
12704 (lang_dependent_init): Likewise.
12705 * input.h (UNKNOWN_LOCATION): Move definition.
12706 (location_t): Undeprecate.
12707 (source_locus): Remove.
12708 (location_from_locus): Remove.
12709 (struct location_s): Remove.
12710 Remove all old-location code.
12711 (input_line, input_filename): Remove.
12712 * final.c (final_scan_insn): Remove old location code.
12713 * diagnostic.c (diagnostic_build_prefix): Remove
12714 USE_MAPPED_LOCATION test.
12715 * tree.h (gimple_stmt) <locus>: Now a location_t.
12716 (tree_exp) <locus>: Likewise.
12717 (DECL_IS_BUILTIN): Remove old-location variant.
12718 (annotate_with_file_line, annotate_with_locus): Likewise.
12719 (expr_locus, set_expr_locus): Update.
12720 * tree.c (build1_stat): Remove old location code.
12721 (last_annotated_node): Remove.
12722 (annotate_with_file_line): Remove old-location variant.
12723 (annotate_with_locus): Likewise.
12724 (expr_location): Remove old location code.
12725 (set_expr_location): Likewise.
12726 (expr_has_location): Likewise.
12727 (expr_locus): Likewise.
12728 (set_expr_locus): Likewise.
12729 (expr_filename): Don't use location_from_locus.
12730 (expr_lineno): Likewise.
12731 * rtl-error.c (location_for_asm): Remove old location code.
12732 * c-lex.c (cb_line_change): Remove old location code.
12733 (fe_file_change): Likewise.
12734 (cb_def_pragma): Likewise.
12735 (c_lex_with_flags): Likewise.
12736 * gengtype.c (do_typedef): Don't special-case location types.
12737 (define_location_structures): Remove.
12738 (main): Don't call define_location_structures.
12739 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12742 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12745 * builtins.def (BUILT_IN_STDARG_START): Remove.
12746 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12747 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12748 * tree-inline.c (inline_forbidden_p_1): Likewise.
12750 2008-02-26 Richard Guenther <rguenther@suse.de>
12752 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12753 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12754 (lookup_decl_from_uid): Declare.
12755 (remove_decl_from_map): Likewise.
12756 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12757 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12758 (decl_for_uid_map): New global hashtable mapping DECL_UID
12760 (init_ttree): Allocate it.
12761 (insert_decl_to_uid_decl_map): New helper function.
12762 (make_node_stat): Insert new decls into the map.
12763 (copy_node_stat): Likewise.
12764 (lookup_decl_from_uid): New function.
12765 (remove_decl_from_map): Likewise.
12766 (print_decl_for_uid_map_statistics): New helper.
12767 (dump_tree_statistics): Call it.
12769 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12770 (referenced_var_iterator): Adjust.
12771 (FOR_EACH_REFERENCED_VAR): Adjust.
12772 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12773 (num_referenced_vars): Adjust.
12774 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12775 (first_referenced_var): Remove.
12776 (end_referenced_vars_p): Likewise.
12777 (next_referenced_var): Likewise.
12778 (referenced_var_iterator_set): New helper function.
12779 * tree-dfa.c (referenced_var_lookup): Adjust.
12780 (referenced_var_check_and_insert): Likewise.
12781 (remove_referenced_var): Likewise.
12782 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12783 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12784 (verify_call_clobbering): Likewise.
12785 (verify_memory_partitions): Likewise.
12786 (init_tree_ssa): Allocate bitmap instead of hashtable for
12788 (delete_tree_ssa): Adjust.
12789 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12790 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12791 (compute_tag_properties): Likewise.
12792 (set_initial_properties): Likewise.
12793 (find_partition_for): Likewise.
12794 (update_reference_counts): Likewise.
12795 (dump_may_aliases_for): Likewise.
12796 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12797 (add_call_clobber_ops): Likewise.
12798 (add_call_read_ops): Likewise.
12799 (get_asm_expr_operands): Likewise.
12800 * tree-into-ssa.c (dump_decl_set): Likewise.
12801 (update_ssa): Likewise.
12802 * tree-sra.c (scan_function): Likewise.
12803 (decide_instantiations): Likewise.
12804 (scalarize_parms): Likewise.
12805 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12806 (dsa_named_for): Likewise.
12807 * tree-ssa-structalias.c (update_alias_info): Likewise.
12808 (merge_smts_into): Likewise.
12810 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12813 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12814 * c-opts.c (c_common_handle_option): Wall enables
12815 Wvolatile-register-var.
12816 * common.opt: Move Wvolatile-register-var to...
12819 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12821 * common.opt (Wlarger-than=): New.
12822 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12824 * opts.c (common_handle_option): Handle -Wlarger-than=.
12825 * optc-gen.awk: Likewise.
12826 * opth-gen.awk: Likewise.
12827 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12828 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12830 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12832 * c-common.c (match_case_to_enum_1): Add appropriate
12833 OPT_W* parameter to warning.
12834 (c_do_switch_warnings): Likewise.
12835 * c-typeck.c (warning_init): Add one more parameter following
12836 'warning' function.
12837 (push_init_level): Update call to warning_init.
12838 (pop_init_level): Likewise.
12839 (add_pending_init): Likewise.
12840 (output_init_element: Likewise.
12842 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12845 * toplev.c (toplev_main): If there are warnings or error, print
12846 errors for ignored options.
12847 * opts.c (ignored_options): New static variable.
12848 (postpone_unknown_option_error): New.
12849 (print_ignored_options): New.
12850 (handle_option): Postpone errors for unknown -Wno-* options.
12851 * opts.h (print_ignored_options): Declare.
12853 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12855 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12858 2008-02-25 Richard Guenther <rguenther@suse.de>
12861 2008-02-25 Richard Guenther <rguenther@suse.de>
12863 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12864 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12865 (lookup_decl_from_uid): Declare.
12866 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12867 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12868 (decl_for_uid_map): New global hashtable mapping DECL_UID
12870 (init_ttree): Allocate it.
12871 (insert_decl_to_uid_decl_map): New helper function.
12872 (make_node_stat): Insert new decls into the map.
12873 (copy_node_stat): Likewise.
12874 (lookup_decl_from_uid): New function.
12875 (print_decl_for_uid_map_statistics): New helper.
12876 (dump_tree_statistics): Call it.
12878 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12879 (referenced_var_iterator): Adjust.
12880 (FOR_EACH_REFERENCED_VAR): Adjust.
12881 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12882 (num_referenced_vars): Adjust.
12883 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12884 (first_referenced_var): Remove.
12885 (end_referenced_vars_p): Likewise.
12886 (next_referenced_var): Likewise.
12887 (referenced_var_iterator_set): New helper function.
12888 * tree-dfa.c (referenced_var_lookup): Adjust.
12889 (referenced_var_check_and_insert): Likewise.
12890 (remove_referenced_var): Likewise.
12891 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12892 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12893 (verify_call_clobbering): Likewise.
12894 (verify_memory_partitions): Likewise.
12895 (init_tree_ssa): Allocate bitmap instead of hashtable for
12897 (delete_tree_ssa): Adjust.
12898 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12899 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12900 (compute_tag_properties): Likewise.
12901 (set_initial_properties): Likewise.
12902 (find_partition_for): Likewise.
12903 (update_reference_counts): Likewise.
12904 (dump_may_aliases_for): Likewise.
12905 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12906 (add_call_clobber_ops): Likewise.
12907 (add_call_read_ops): Likewise.
12908 (get_asm_expr_operands): Likewise.
12909 * tree-into-ssa.c (dump_decl_set): Likewise.
12910 (update_ssa): Likewise.
12911 * tree-sra.c (scan_function): Likewise.
12912 (decide_instantiations): Likewise.
12913 (scalarize_parms): Likewise.
12914 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12915 (dsa_named_for): Likewise.
12916 * tree-ssa-structalias.c (update_alias_info): Likewise.
12917 (merge_smts_into): Likewise.
12919 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12922 * doc/invoke.texi (-fcx-limited-range): Document new option.
12923 * toplev.c (process_options): Handle -fcx-fortran-rules.
12924 * common.opt: Add documentation for -fcx-fortran-rules.
12926 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12929 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12930 actual behaviour and C99.
12932 2008-02-26 Ben Elliston <bje@au.ibm.com>
12934 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12935 (ASM_CPU_POWER6_SPEC): Likewise.
12936 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12937 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12938 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12940 2008-02-25 Richard Guenther <rguenther@suse.de>
12942 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12943 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12944 (lookup_decl_from_uid): Declare.
12945 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12946 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12947 (decl_for_uid_map): New global hashtable mapping DECL_UID
12949 (init_ttree): Allocate it.
12950 (insert_decl_to_uid_decl_map): New helper function.
12951 (make_node_stat): Insert new decls into the map.
12952 (copy_node_stat): Likewise.
12953 (lookup_decl_from_uid): New function.
12954 (print_decl_for_uid_map_statistics): New helper.
12955 (dump_tree_statistics): Call it.
12957 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12958 (referenced_var_iterator): Adjust.
12959 (FOR_EACH_REFERENCED_VAR): Adjust.
12960 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12961 (num_referenced_vars): Adjust.
12962 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12963 (first_referenced_var): Remove.
12964 (end_referenced_vars_p): Likewise.
12965 (next_referenced_var): Likewise.
12966 (referenced_var_iterator_set): New helper function.
12967 * tree-dfa.c (referenced_var_lookup): Adjust.
12968 (referenced_var_check_and_insert): Likewise.
12969 (remove_referenced_var): Likewise.
12970 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12971 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12972 (verify_call_clobbering): Likewise.
12973 (verify_memory_partitions): Likewise.
12974 (init_tree_ssa): Allocate bitmap instead of hashtable for
12976 (delete_tree_ssa): Adjust.
12977 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12978 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12979 (compute_tag_properties): Likewise.
12980 (set_initial_properties): Likewise.
12981 (find_partition_for): Likewise.
12982 (update_reference_counts): Likewise.
12983 (dump_may_aliases_for): Likewise.
12984 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12985 (add_call_clobber_ops): Likewise.
12986 (add_call_read_ops): Likewise.
12987 (get_asm_expr_operands): Likewise.
12988 * tree-into-ssa.c (dump_decl_set): Likewise.
12989 (update_ssa): Likewise.
12990 * tree-sra.c (scan_function): Likewise.
12991 (decide_instantiations): Likewise.
12992 (scalarize_parms): Likewise.
12993 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12994 (dsa_named_for): Likewise.
12995 * tree-ssa-structalias.c (update_alias_info): Likewise.
12996 (merge_smts_into): Likewise.
12998 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
13001 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
13002 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
13003 * alias.h (nonoverlapping_memrefs_p): Likewise.
13005 2008-02-25 Jan Beulich <jbeulich@novell.com>
13007 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
13008 * config/i386/netware-libgcc.exp: Add __bswap?i2,
13009 __emultls_get_address, __emultls_register_common,
13010 __floatundi?f, and _Unwind_GetIPInfo.
13011 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
13012 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
13013 (gen_regparm_prefix): Likewise.
13014 (i386_nlm_encode_section_info): Sync with
13015 config/i386/winnt.c:i386_pe_encode_section_info().
13016 (i386_nlm_maybe_mangle_decl_assembler_name): New.
13017 i386_nlm_mangle_decl_assembler_name): New.
13018 (netware_override_options): New.
13019 * config/i386/netware.h (netware_override_options): Declare.
13020 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
13021 (i386_nlm_mangle_decl_assembler_name): Declare.
13022 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
13024 2008-02-25 Ben Elliston <bje@au.ibm.com>
13027 * c-decl.c (grokdeclarator): Remove unused local variables
13028 `typedef_type' and `type_as_written'.
13030 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
13031 unused local variable `has_hot_blocks'.
13032 (fix_crossing_conditional_branches): Remove unused local variable
13035 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
13037 PR middle-end/19984
13038 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
13039 using DEF_C99_BUILTIN.
13040 (BUILT_IN_NANF): Ditto.
13041 (BUILT_IN_NANL): Ditto.
13043 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
13044 Revital Eres <eres@il.ibm.com>
13046 * modulo-sched.c (calculate_must_precede_follow): Address TODO
13047 regarding the order of two dependent insns in the same row.
13049 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
13051 * stor-layout.c (layout_decl): Do not bump the alignment of a
13052 bit-field to more than byte alignment if it is packed.
13054 2008-02-24 David Edelsohn <edelsohn@gnu.org>
13056 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
13059 2008-02-24 Diego Novillo <dnovillo@google.com>
13061 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
13064 * tree-vrp.c (vrp_evaluate_conditional): With
13065 -Wtype-limits, emit a warning when comparing against a
13066 constant outside the natural range of OP0's type.
13067 * c.opt (Wtype-limits): Move ...
13068 * common.opt (Wtype-limits): ... here.
13070 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
13072 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
13073 * config/rs6000/e300c2c3.md: New file.
13074 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13076 (rs6000_override_options): Add e300c2 and e300c3 cases to
13077 processor_target_table. Do not allow usage of Altivec or Spe
13078 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
13079 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
13080 * config/rs6000/rs6000.h (processor_type): Add
13081 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
13082 (ASM_CPU_SPEC): Add e300c2 and e300c3.
13083 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
13084 and ppce300c3. Include e300c2c3.md.
13086 2008-02-23 David Edelsohn <edelsohn@gnu.org>
13088 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
13089 instead of TARGET_STRICT_ALIGN.
13091 2008-02-23 Joseph Myers <joseph@codesourcery.com>
13093 * explow.c (memory_address): Assert that the generated address is
13096 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13099 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
13100 * config/darwin-ppc-ldouble-patch.def: New file.
13101 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
13102 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
13103 SUBTARGET_INIT_BUILTINS if defined.
13104 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
13107 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
13110 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
13111 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
13113 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
13116 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
13117 file" warning condtional on -Winvalid-PCH.
13119 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13121 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
13123 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
13127 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
13128 prevent reload from using MMX registers.
13129 (*mov<mode>_internal): Ditto.
13130 (*movv2sf_internal_rex64): Ditto.
13131 (*movv2sf_internal): Ditto.
13133 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13135 PR documentation/31569
13136 * doc/install.texi2html: Use makeinfo --no-number-sections.
13138 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13140 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
13141 ensure that we can address an entire entity > 8 bytes. Don't
13142 generate reg+reg addressing for such data.
13144 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13146 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
13147 strings when optimizing for size, unless the target cares about
13150 2008-02-22 Tom Tromey <tromey@redhat.com>
13152 * regclass.c (current_pass): Remove declaration.
13154 2008-02-22 Anatoly Sokolov <aesok@post.ru>
13156 * config/avr/libgcc.S (__RAMPZ__): Define.
13157 (__do_copy_data): Add for devices with 128KB code memory.
13159 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13161 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13163 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
13165 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
13167 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
13170 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13173 * c-typeck.c (build_binary_op): Warn about floating point
13174 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
13176 2008-02-21 Janis Johnson <janis187@us.ibm.com>
13179 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
13180 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
13182 (rs6000_override_options): Set altivec_abi as default, not override,
13183 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
13184 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
13185 is used; use new member spe_abi.
13186 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
13187 spe_abi and altivec_abi.
13189 2008-02-22 Tomas Bily <tbily@suse.cz>
13191 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
13193 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13196 * config.build (build_file_translate): Set to `CMD //c' only if
13198 * Makefile.in (build_file_translate): Improve comment.
13200 2008-02-21 Jan Hubicka <jh@suse.cz>
13202 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
13203 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
13204 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
13206 2008-02-21 Michael Matz <matz@suse.de>
13209 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
13211 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
13213 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
13214 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
13215 as insn constraint.
13216 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
13217 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
13218 SSE_VEC_FLOAT_MODE_P as insn constraint.
13219 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
13220 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
13221 sse4a_movntdf using MODEF mode iterator.
13222 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
13223 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
13224 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
13225 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
13226 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
13227 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
13228 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
13230 2008-02-21 Richard Guenther <rguenther@suse.de>
13232 * tree.def (PAREN_EXPR): New tree code.
13233 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
13235 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
13236 * expr.c (expand_expr_real_1): Likewise.
13237 * tree-inline.c (estimate_num_insns_1): Likewise.
13238 * tree-complex.c (expand_complex_move): Likewise.
13239 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
13242 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
13245 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
13247 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
13250 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
13252 * config/sh/sh.c (find_barrier): Don't go past
13253 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
13255 2008-02-20 DJ Delorie <dj@redhat.com>
13257 * config/h8300/h8300.md (insv): Force source operand to be a register.
13259 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
13260 as a jump, not as a plain insn.
13262 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
13264 * doc/invoke.texi (Warning Options): Add new option
13265 -Wframe-larger-than=.
13266 (-Wframe-larger-than): Document.
13268 * flags.h (warn_frame_larger_than, frame_larger_than_size):
13269 Add declarations for new option variables.
13271 * final.c (final_start_function): Check the frame size
13272 before emission and issue a Wframe-larger-than warning.
13274 * opts.c (warn_frame_larger_than, frame_larger_than_size):
13275 Add definitions for new option variables.
13276 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
13278 * common.opt (Wframe-larger-than=): New option.
13280 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
13282 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
13283 (<sse>_div<mode>3): Ditto.
13284 (<sse>_vmdiv<mode>3): Ditto.
13285 (<sse>_vmsqrt<mode>2): Ditto.
13286 (*smax<mode>3): Ditto.
13287 (sse5_frcz<mode>2): Ditto.
13288 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
13289 as insn constraint.
13291 2008-02-20 Richard Guenther <rguenther@suse.de>
13293 PR middle-end/35265
13294 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
13295 be happy with INTEGRAL_TYPE_P.
13297 2008-02-20 Richard Guenther <rguenther@suse.de>
13299 * fold-const.c (split_tree): Associate floatig-point expressions
13300 if flag_associative_math is set.
13302 2008-02-20 Richard Guenther <rguenther@suse.de>
13304 * tree.h (fold_real_zero_addition_p): Declare.
13305 * fold-const.c (fold_real_zero_addition_p): Export.
13306 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
13307 floating-point operations with zero and one.
13309 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
13311 * doc/install.texi: Correct references to CFLAGS, replacing them
13312 with BOOT_CFLAGS. Document flags used during bootstrap for
13315 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
13317 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
13318 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
13319 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
13321 (smin<mode>3): Ditto from similar patterns.
13322 (smax<mode>3): Ditto.
13323 (*ieee_smin<mode>3): Ditto.
13324 (*ieee_smax<mode>3): Ditto.
13325 * config/i386/sse.md (sse): New mode attribute.
13326 (mov<mode>): Macroize expander from movv4sf and movv2df using
13327 SSEMODEF2P mode iterator.
13328 (<sse>_movnt<mode>): Ditto from similar patterns. Use
13329 SSE_VEC_FLOAT_MODE_P as insn constraint.
13330 (storent<mode>): Ditto.
13331 (storent<mode>): Macroize expander from storentsf and storentdf using
13332 MODEF mode iterator.
13333 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
13334 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
13335 (abs<mode>2): Ditto from similar patterns.
13336 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
13337 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
13338 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
13339 (<sse>_vmsqrt<mode>2): Ditto.
13340 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
13341 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
13342 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
13343 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
13344 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
13345 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
13346 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
13348 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
13349 iterator and SSE_FLOAT_MODE_P as insn constraint.
13350 (<sse>_ucomi): Ditto from similar patterns.
13351 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
13352 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
13353 SSE_VEC_FLOAT_MODE_P as insn constraint.
13354 (vcond<mode>): Ditto from similar patterns.
13355 (and<mode>3, *and<mode>3): Ditto.
13356 (<sse>_nand<mode>3): Ditto.
13357 (ior<mode>3, *ior<mode>3): Ditto.
13358 (xor<mode>3, *xor<mode>3): Ditto.
13359 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
13360 iterator and SSE_FLOAT_MODE_P as insn constraint.
13361 (*nand<mode>3): Ditto from similar patterns.
13362 (*ior<mode>3): Ditto.
13363 (*xor<mode>3): Ditto.
13365 2008-02-20 Ira Rosen <irar@il.ibm.com>
13367 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
13368 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
13369 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
13371 2008-02-19 Jan Hubicka <jh@suse.cz>
13373 * predict.c (tree_bb_level_predictions): Remove variable next
13374 mistakely introduced by previous commit.
13376 2008-02-19 Jan Hubicka <jh@suse.cz>
13378 * predict.c (predict_paths_leading_to): Rewrite.
13379 (predict_paths_for_bb): New.
13380 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
13382 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13385 * Makefile.in (build_file_translate): New.
13386 (gcc-vers.texi): Use it for translating $(abs_srcdir).
13387 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
13388 * configure.ac (build_file_translate): Substitute it.
13389 * configure: Regenerate.
13391 2008-02-19 Jan Hubicka <jh@suse.cz>
13393 PR rtl-optimization/34408
13394 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
13397 2008-02-19 Jan Hubicka <jh@suse.cz>
13399 PR middle-end/28779
13400 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
13403 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
13406 * config/i386/i386-modes.def: Revert the last DI alignment
13407 change until Ada people can look into it.
13409 2008-02-19 Nick Clifton <nickc@redhat.com>
13411 * opts.c (print_specific_help): Fix typo in --help text.
13413 2008-02-19 Jakub Jelinek <jakub@redhat.com>
13416 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
13417 32-bit inline asm without asm alternatives for host GCC < 3.0.
13419 2008-02-19 Richard Guenther <rguenther@suse.de>
13421 PR tree-optimization/34989
13422 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
13423 Allow propagation to INDIRECT_REF if we can simplify only.
13425 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13427 * c-common.c (warn_for_collisions_1): Use appropriate option when
13430 2008-02-19 Nick Clifton <nickc@redhat.com>
13433 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
13434 (handle_options): Fix indentation.
13435 (print_filtered_help): If no language-specific options were
13436 displayed tell the user how to list all the options supported by
13437 the language's front-end.
13438 (print_specific_help): Fix indentation and remove duplicate line.
13439 (common_handle_option): Handle the -v option.
13440 For --help enable the display of undocumented options if the -v
13441 switch has been included on the command line.
13442 For --help= check for overlaps in the arguments between the option
13443 classes and the language names and issue a warning when they
13444 cannot be disambiguated.
13445 * c.opt (v): Pass on to the common option handler.
13447 2008-02-19 Revital Eres <eres@il.ibm.com>
13449 * modulo-sched.c (sms_schedule): Change dump message when
13450 create_ddg function fails.
13451 (try_scheduling_node_in_cycle): Rename row to cycle.
13452 (print_partial_schedule): Rename CYCLE to ROW.
13454 2008-02-19 Christian Bruel <christian.bruel@st.com>
13455 Zdenek Dvorak <ook@ucw.cz>
13457 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
13459 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13462 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
13463 (*x86_movdicc_0_m1_se): Ditto.
13465 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
13467 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
13468 (CMPtype): Define as __gcc_CMPtype.
13469 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
13470 (CMPtype): Define as __gcc_CMPtype.
13472 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
13474 Support valgrind 3.3 for --enable-checking=valgrind.
13475 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
13477 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
13478 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
13479 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
13480 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
13481 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
13482 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
13483 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
13485 * ggc-zone.c: Similar.
13486 * ggc-page.c: Similar.
13488 2008-02-19 Paul Brook <paul@codesourcery.com>
13491 * config/arm/ieee754-df.S: Fix do_it typo.
13492 * config/arm/ieee754-sf.S: Fix do_it typo.
13494 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13497 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
13498 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
13499 (OPTION_MASK_ISA_SSE_SET): Likewise.
13500 (OPTION_MASK_ISA_SSE2_SET): Likewise.
13501 (OPTION_MASK_ISA_SSE3_SET): Likewise.
13502 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
13503 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
13504 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
13505 (OPTION_MASK_ISA_SSE4_SET): Likewise.
13506 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
13507 (OPTION_MASK_ISA_SSE5_SET): Likewise.
13508 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
13509 (OPTION_MASK_ISA_MMX_UNSET): Updated.
13510 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
13511 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13512 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13513 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13514 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13515 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13516 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13517 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
13518 (OPTION_MASK_ISA_SSE4): Removed.
13519 (ix86_handle_option): Turn on bits in ix86_isa_flags and
13520 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
13521 (override_options): Don't turn on implied SSE/MMX bits in
13524 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13526 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13529 2008-02-18 Joey Ye <joey.ye@intel.com>
13531 PR middle-end/34921
13532 * tree-nested.c (insert_field_into_struct): Set type alignment
13533 to field alignment if the former is less than the latter.
13535 2008-02-18 Jakub Jelinek <jakub@redhat.com>
13537 * BASE-VER: Set to 4.4.0.
13539 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13541 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
13542 * doc/cfg.texi: Likewise.
13543 * doc/extend.texi: Likewise.
13544 * doc/gty.texi: Likewise.
13545 * doc/invoke.texi: Likewise.
13546 * doc/loop.texi: Likewise.
13547 * doc/md.texi: Likewise.
13548 * doc/passes.texi: Likewise.
13549 * doc/rtl.texi: Likewise.
13550 * doc/sourcebuild.texi: Likewise.
13551 * doc/tm.texi: Likewise.
13552 * doc/tree-ssa.texi: Likewise.
13554 2008-02-17 Richard Guenther <rguenther@suse.de>
13556 PR middle-end/35227
13557 * tree-complex.c (init_parameter_lattice_values): Handle parameters
13558 without default definition.
13560 2008-02-17 Richard Guenther <rguenther@suse.de>
13562 PR tree-optimization/35231
13563 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
13566 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
13569 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13570 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13571 libgcc_cmp_return mode.
13573 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13576 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
13578 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
13580 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
13583 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13585 * doc/c-tree.texi: Use `@.' where appropriate.
13586 * doc/extend.texi: Likewise.
13587 * doc/install.texi: Likewise.
13588 * doc/invoke.texi: Likewise.
13589 * doc/loop.texi: Likewise.
13590 * doc/makefile.texi: Likewise.
13591 * doc/md.texi: Likewise.
13592 * doc/passes.texi: Likewise.
13593 * doc/standards.texi: Likewise.
13594 * doc/tm.texi: Likewise.
13596 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13598 PR middle-end/35196
13599 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
13601 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
13602 rather than in entry_bb.
13604 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13606 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13607 libgcc_cmp_return mode.
13609 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13611 PR middle-end/35130
13612 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
13613 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
13615 2008-02-15 Richard Guenther <rguenther@suse.de>
13616 Zdenek Dvorak <ook@ucw.cz>
13618 PR tree-optimization/35164
13619 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
13620 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
13621 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13622 Only propagate addresses which do not have abnormal SSA_NAMEs
13625 2008-02-15 Joseph Myers <joseph@codesourcery.com>
13628 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
13630 2008-02-15 Jan Hubicka <jh@suse.cz>
13632 PR middle-end/35149
13633 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
13635 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13637 PR middle-end/34621
13638 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
13639 when calculating alignment_pad.
13641 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13643 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
13644 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
13645 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
13646 and STACK_BOUNDARY define.
13648 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
13650 PR preprocessor/35061
13651 * c-pragma.c (handle_pragma_pop_macro): Check that
13652 pushed_macro_table has been allocated.
13654 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
13656 PR middle-end/35136
13657 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
13658 (force_gimple_operand): Likewise.
13659 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
13660 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
13661 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
13662 (find_interesting_uses_address): Check addressability and alignment
13663 of the base expression only after substituting bases of IVs into it.
13665 2008-02-14 Michael Matz <matz@suse.de>
13668 * function.c (instantiate_virtual_regs_in_insn): Reload address
13669 before falling back to reloading the whole operand.
13671 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
13673 * config/s390/s390.c (s390_mainpool_start): Emit the pool
13674 before the first section switch note.
13676 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13678 * doc/bugreport.texi: Update copyright years.
13679 * doc/c-tree.texi: Likewise.
13680 * doc/cfg.texi: Likewise.
13681 * doc/cpp.texi: Likewise.
13682 * doc/cppinternals.texi: Likewise.
13683 * doc/fragments.texi: Likewise.
13684 * doc/frontends.texi: Likewise.
13685 * doc/gcc.texi: Likewise.
13686 * doc/gty.texi: Likewise.
13687 * doc/hostconfig.texi: Likewise.
13688 * doc/implement-c.texi: Likewise.
13689 * doc/libgcc.texi: Likewise.
13690 * doc/loop.texi: Likewise.
13691 * doc/makefile.texi: Likewise.
13692 * doc/options.texi: Likewise.
13693 * doc/passes.texi: Likewise.
13694 * doc/rtl.texi: Likewise.
13695 * doc/sourcebuild.texi: Likewise.
13696 * doc/standards.texi: Likewise.
13697 * doc/tree-ssa.texi: Likewise.
13698 * doc/trouble.texi: Likewise.
13700 * doc/extend.texi: Use @: or add comma where appropriate.
13701 * doc/invoke.texi: Likewise.
13702 * doc/tm.texi: Likewise.
13704 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13707 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13710 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13712 * doc/md.texi (clz, ctz): Add reference.
13713 * doc/rtl.texi (clz, ctz): Likewise.
13715 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13718 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13721 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13723 * config/s390/s390.c (struct constant_pool): New field
13724 emit_pool_after added.
13725 (s390_mainpool_start): Set the emit_pool_after flag according
13726 to the section switch notes.
13727 (s390_mainpool_finish): Consider emit_pool_after when emitting
13728 the literal pool at the end of the function.
13729 (s390_chunkify_start): Force literal pool splits at section
13732 2008-02-13 Michael Matz <matz@suse.de>
13735 * var-tracking.c (clobber_variable_part): Correctly traverse the
13738 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13741 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13742 Add -fdump-ipa-inline.
13743 * tree-dump.c (dump_files): Remove tree-inlined dump.
13744 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13746 2008-02-12 Richard Guenther <rguenther@suse.de>
13748 PR tree-optimization/35171
13749 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13752 2008-02-12 Richard Guenther <rguenther@suse.de>
13754 PR middle-end/35163
13755 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13756 value-preserving mode. Disallow final truncation.
13758 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13760 PR middle-end/35136
13761 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13762 code from here to...
13763 (force_gimple_operand): ...here.
13765 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13768 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13769 non-compatible pointers.
13770 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13771 different FIELD_DECLs, try harder by comparing field offsets, sizes
13774 PR inline-asm/35160
13775 * function.c (match_asm_constraints_1): Don't replace the same input
13778 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13780 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13781 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13782 (expand_epilogue): Restore RAMPZ register.
13783 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13785 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13787 * config/i386/cygwin.asm: (__alloca): Correct calling
13788 convention and alignment.
13789 (__chkstk): Force 8 byte stack alignment.
13791 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13792 Richard Guenther <rguenther@suse.de>
13794 PR tree-optimization/33992
13795 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13796 the zero we compare against.
13798 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13800 PR libfortran/35063
13801 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13802 to CloseHandle after unlocking to prevent accumulation of handle
13805 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13807 PR middle_end/34150
13808 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13809 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13810 and update LABEL_NUSES during and after reload.
13812 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13814 PR middle-end/34627
13815 * combine.c (simplify_if_then_else): Make sure the comparison is
13816 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13818 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13821 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13822 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13823 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13824 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13825 * tree.h (get_type_static_bounds): Likewise.
13827 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13829 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13830 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13831 Make -Wfoo language annotations match what the compiler outputs.
13833 2008-02-08 Sa Liu <saliu@de.ibm.com>
13835 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13836 intrinsics spu_convts, spu_convtu, spu_convtf.
13838 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13840 * doc/extend.texi (Function Attributes) <noinline>: Mention
13841 asm ("") as method to keep calls.
13843 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13846 * doc/options.texi (Options): Replace references to opts.sh with
13848 * opts-common.c: Likewise.
13849 * optc-gen.awk: Likewise.
13851 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13853 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13855 2008-02-07 Richard Henderson <rth@redhat.com>
13858 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13859 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13862 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13864 PR tree-optimization/35085
13865 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13866 for operand entry oe2 in addition to operand entry oe3 in order to
13867 expose more opportunities for vectorizer sum reduction.
13869 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13872 * Makefile.in (LIBS): Remove $(GMPLIBS).
13873 (cc1-dummy, cc1): Add $(GMPLIBS).
13875 2008-02-06 Jan Hubicka <jh@suse.cz>
13878 * i386.md (moddf_integer): Do not produce partial memory stalls for
13879 targets where it hurts.
13881 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13884 * optabs.c (expand_float): Do not check for decimal modes when
13885 expanding unsigned integer through signed conversion.
13887 2008-02-06 Nick Clifton <nickc@redhat.com>
13889 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13890 inside the clobber with a match_operand and duplicated operand
13891 number in the constraint.
13892 (ineqbranchsi): Delete redundant comment.
13894 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13896 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13897 builtin_define ("__USE_INIT_FINI__").
13898 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13900 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13902 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13904 PR documentation/30330
13905 * doc/invoke.texi (C++ Dialect Options)
13906 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13907 For each warning option -Wfoo that allows -Wno-foo, ensure both
13908 -Wfoo and -Wno-foo are listed in the option index. Fix index
13909 entry of -Wswitch-default, index -Wnormalized= including the
13910 `=', and -Wlarger-than-@var{len} including @var{len}.
13912 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13914 * config/i386/i386.md (floatunssisf2): Use
13915 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13916 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13917 Macroize expander using MODEF mode iterator.
13919 2008-02-05 Diego Novillo <dnovillo@google.com>
13921 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13924 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13926 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13929 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13931 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13934 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13935 to indicate if a message should be generated.
13936 (init_cumulative_args): Updated.
13937 (function_value_32): Likewise.
13939 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13941 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13943 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13946 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13947 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13949 2008-02-04 Diego Novillo <dnovillo@google.com>
13951 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13954 * tree-vrp.c (vrp_evaluate_conditional): With
13955 -Wtype-limits, emit a warning when comparing against a
13956 constant outside the natural range of OP0's type.
13958 2008-02-04 Richard Guenther <rguenther@suse.de>
13960 PR middle-end/33631
13961 * expr.c (count_type_elements): Give for unions instead of
13964 2008-02-04 Richard Guenther <rguenther@suse.de>
13966 PR middle-end/35043
13967 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13968 to TYPE_DOMAINs base type instead of using bitsizetype here.
13970 2008-02-03 Jason Merrill <jason@redhat.com>
13972 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13974 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13977 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13978 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13979 (RS/6000 and PowerPC Options): Fix typos and markup.
13980 * doc/passes.texi (Tree-SSA passes): Likewise.
13982 2008-02-02 Michael Matz <matz@suse.de>
13985 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13986 from record_last_reg_set_info.
13987 (record_last_reg_set_info): Take an RTX argument, iterate over all
13988 constituent hardregs.
13989 (record_last_set_info, record_opr_changes): Change calls to
13990 new signature or to record_last_reg_set_info_regno.
13992 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13994 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13996 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13998 PR rtl-optimization/34773
13999 * reg-notes.def (EQUAL): Mention significance of combination of
14000 REG_EQUAL and REG_RETVAL.
14001 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
14002 insn that has a REG_RETVAL.
14004 2008-02-01 Roger Sayle <roger@eyesopen.com>
14007 * configure.ac (--enable-fixed-point): Disable unless explicitly
14009 * configure: Regenerate.
14011 2008-02-01 Richard Guenther <rguenther@suse.de>
14014 * invoke.texi (-finline-limit): Remove no longer true parts
14015 of the documentation. Note that there is no default value.
14017 2008-02-01 Andrew Pinski <pinskia@gmail.com>
14018 Mark Mitchell <mark@codesourcery.com>
14019 Ben Elliston <bje@au.ibm.com>
14022 * doc/extend.texi (Other Builtins): Document.
14024 2008-01-31 Tom Browder <tom.browder@gmail.com>
14026 * doc/c-tree.texi (Types): Fix grammar.
14027 (Expression trees): Ditto.
14028 * doc/passes.texi (Tree-SSA passes): Ditto.
14030 * doc/configterms.texi (Configure Terms): Fix typo.
14031 * doc/cpp.texi (Common Predefined Macros): Ditto.
14032 * doc/md.texi (Machine Constraints): Ditto.
14034 * doc/makefile.texi (Makefile): Add comma.
14036 2008-01-31 Tom Browder <tom.browder@gmail.com>
14037 Gerald Pfeifer <gerald@pfeifer.com>
14039 * doc/sourcebuild.texi (Front End): Remove references to CVS
14040 and CVSROOT/modules.
14041 (Texinfo Manuals): Replace reference to CVS by one to SVN.
14042 (Back End): Remove reference to CVS.
14044 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
14047 * config/mips/mips.c (gen_load_const_gp): New function, taking a
14049 (mips16_gp_pseudo_reg): ...here.
14050 * config/mips/mips.md (load_const_gp): Replace with...
14051 (load_const_gp_<mode>): ...this :P-based insn.
14053 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14055 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
14056 options. Minor fixes.
14057 (-std): Move reference to standards closer to where language
14058 standards are first mentioned.
14060 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
14062 PR rtl-optimization/34995
14063 * reload.c (alternative_allows_const_pool_ref): Take an rtx
14064 parameter and return a bool. If the rtx parameter is nonnull,
14065 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
14066 (find_reloads): Update call accordingly. Pass the new operand
14067 if it needed no address reloads, otherwise pass null.
14069 2008-01-30 Richard Henderson <rth@redhat.com>
14072 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
14073 for unbounded arrays.
14075 2008-01-30 Silvius Rus <rus@google.com>
14077 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
14079 2008-01-30 Jan Hubicka <jh@suse.cz>
14082 * i386.c (init_cumulative_args): Use real function declaration when
14085 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
14087 PR rtl-optimization/34998
14088 * global.c (build_insn_chain): Treat non-subreg_lowpart
14089 SUBREGs of pseudos as clobbering all the words covered by the
14090 SUBREG, not just all the bytes.
14091 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
14092 original df_ref rather than an extract parameter.
14093 (global_conflicts): Update call accordingly.
14095 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
14097 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
14098 the overflow check to make it easier to read.
14099 (__fixtfdi): Change the type of the ll member in union
14100 long_double to UDItype_x.
14102 2008-01-30 Jakub Jelinek <jakub@redhat.com>
14104 PR middle-end/34969
14105 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
14106 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
14107 * tree-inline.c (fold_marked_statements): Call
14108 cgraph_update_edges_for_call_stmt if folding a call statement.
14109 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
14110 debug_generic_stmt calls, reset it back afterwards.
14113 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
14115 * c-typeck.c (build_external_ref): Don't pedwarn about
14116 static vars in current function's scope.
14118 2008-01-29 Joseph Myers <joseph@codesourcery.com>
14120 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
14122 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
14125 * ipa-struct-reorg.c: Fix spelling.
14126 * params.def: Ditto.
14128 2008-01-29 Richard Guenther <rguenther@suse.de>
14130 PR middle-end/35006
14131 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
14133 * tree-inline.c (remap_type): Increment remapping_type_depth
14134 around remapping types.
14135 (copy_body_r): Only add referenced variables if they are referenced
14136 from code, not types.
14138 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
14149 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
14150 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
14152 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
14155 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
14156 pointer for tiny stack.
14158 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
14160 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
14162 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
14164 * config/vx-common.h: Fix typo in comment.
14166 2008-01-28 Ian Lance Taylor <iant@google.com>
14170 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
14171 coalesce pointers if they have different DECL_NO_TBAA_P values.
14172 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
14173 between variables with different DECL_NO_TBAA_P values.
14175 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
14178 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
14179 are not legitimate small data references on SPE targets.
14181 2008-01-28 David Daney <ddaney@avtrex.com>
14183 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
14185 2008-01-28 David Daney <ddaney@avtrex.com>
14187 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
14189 2008-01-27 Joseph Myers <joseph@codesourcery.com>
14191 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
14192 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
14193 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
14194 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
14195 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14196 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
14197 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
14198 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
14200 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14202 * basic-block.h (condjump_equiv_p): Fix comment.
14204 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14206 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
14207 print_generic_stmt_indented): Fix comment.
14209 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
14211 * configure.ac (__stack_chk_fail): Add detecion for availability
14212 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
14213 * configure: Regenerate.
14215 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
14217 PR middle-end/34688
14218 * final.c (output_addr_const): Handle TRUNCATE.
14220 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
14223 * tree-ssa-loop-ivopts.c (comp_cost): New type.
14224 (zero_cost, infinite_cost): New constants.
14225 (struct cost_pair): Change type of cost to comp_cost.
14226 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
14227 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
14229 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
14230 split_address_cost, ptr_difference_cost, difference_cost,
14231 get_computation_cost_at, get_computation_cost,
14232 determine_use_iv_cost_generic, determine_use_iv_cost_address,
14233 determine_use_iv_cost_condition, determine_use_iv_costs,
14234 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
14235 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
14236 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
14237 Change type of cost to comp_cost.
14238 (determine_iv_cost): Increase cost of non-original ivs, instead
14239 of decreasing the cost of original ones.
14240 (get_address_cost): Indicate the complexity of the addressing mode
14242 (try_add_cand_for): Prefer using ivs not specific to some object.
14243 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
14245 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
14246 Janis Johnson <janis187@us.ibm.com>
14249 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
14250 (TARGET_INSTANTIATE_DECLS): Likewise.
14251 * target.h (expand_to_rtl_hook): New target hook.
14252 (instantiate_decls): Likewise.
14253 * function.c (instantiate_decl): Make non-static. Rename to...
14254 (instantiate_decl_rtl): ... this.
14255 (instantiate_expr): Use instantiate_decl_rtl.
14256 (instantiate_decls_1): Likewise.
14257 (instantiate_decls): Likewise.
14258 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
14259 * function.h (instantiate_decl_rtl): Add prototype.
14260 * cfgexpand.c (target.h): New include.
14261 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
14262 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
14263 (TARGET_INSTANTIATE_DECLS): Likewise.
14264 (TARGET_INITIALIZER): New target hooks added.
14265 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
14267 * config/rs6000/rs6000.c (tree-flow.h): New include.
14268 (machine_function): Add sdmode_stack_slot field.
14269 (rs6000_alloc_sdmode_stack_slot): New function.
14270 (rs6000_instantiate_decls): Likewise.
14271 (rs6000_secondary_memory_needed_rtx): Likewise.
14272 (rs6000_check_sdmode): Likewise.
14273 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
14274 (TARGET_INSTANTIATE_DECLS): Likewise.
14275 (rs6000_hard_regno_mode_ok): Allow SDmode.
14276 (num_insns_constant): Likewise. Handle _Decimal32 constants.
14277 (rs6000_emit_move): Handle SDmode.
14278 (function_arg_advance): Likewise.
14279 (function_arg): Likewise.
14280 (rs6000_gimplify_va_arg): Likewise. Add special handling of
14281 SDmode var args for 32-bit compiles.
14282 (rs6000_secondary_reload_class): Handle SDmode.
14283 (rs6000_output_function_epilogue): Likewise.
14284 (rs6000_function_value): Simplify if statement.
14285 (rs6000_libcall_value): Likewise.
14286 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
14287 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
14288 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
14289 (movsd_hardfloat): New define_insn.
14290 (movsd_softfloat): Likewise.
14291 (movsd_store): Likewise.
14292 (movsd_load): Likewise.
14293 (extendsddd2): Likewise.
14294 (extendsdtd2): Likewise.
14295 (truncddsd2): Likewise.
14296 (movdd_hardfloat64): Fixup comment.
14297 (UNSPEC_MOVSD_LOAD): New constant.
14298 (UNSPEC_MOVSD_STORE): Likewise.
14300 2008-01-26 Jakub Jelinek <jakub@redhat.com>
14303 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
14305 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
14306 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
14307 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
14308 and TRUTH_XOR_EXPR.
14310 2008-01-26 David Edelsohn <edelsohn@gnu.org>
14313 * config.gcc: Separate AIX 5.3 from AIX 6.1.
14314 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14315 __LONGDOUBLE128 too.
14316 * config/rs6000/aix61.h: New file.
14318 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
14320 PR rtl-optimization/34959
14321 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
14322 popcount and parity rtxes the same mode as their operand.
14323 Truncate or extend the result to the return value's mode
14326 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
14329 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
14330 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
14331 to GOT_VERSION_REGNUM.
14332 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
14333 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
14334 * config/mips/mips.c (mips_emit_call_insn): New function.
14335 (mips_call_tls_get_addr): Call mips_expand_call directly.
14336 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
14338 (mips16_build_call_stub): Likewise. Return the call insn or null.
14339 (mips_expand_call): Update the call to mips16_build_call_stub
14340 accordingly and a remove redundant condition. Assert that MIPS16
14341 stubs do not use lazy binding. Use mips_emit_call_insn and return
14343 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
14345 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
14346 (mips_avoid_hazard): Remove hazard_set handling.
14347 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
14348 (UNSPEC_RESTORE_GP): ...this.
14349 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
14350 (FAKE_CALL_REGNO): Rename to...
14351 (GOT_VERSION_REGNUM): ...this.
14352 (type): Add "ghost" value. Add an associated insn reservation.
14353 (hazard_set): Remove.
14354 (exception_receiver): Rename to...
14355 (restore_gp): ...this and update the unspec identifier accordingly.
14356 (exception_receiver, nonlocal_got_receiver): New expanders.
14357 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
14358 FAKE_CALL_REGNO. Remove hazard_set attribute.
14359 (set_got_version, update_got_version): New patterns.
14361 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
14364 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
14366 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14369 * doc/install.texi2html: Generate gcc-vers.texi.
14371 2008-01-25 DJ Delorie <dj@redhat.com>
14373 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14375 2008-01-25 Joseph Myers <joseph@codesourcery.com>
14377 * config/c4x: Remove directory.
14378 * config.gcc (crx-*, mt-*): Mark obsolete.
14379 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
14380 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
14381 sh-*-rtemscoff*): Remove cases.
14382 * defaults.h (C4X_FLOAT_FORMAT): Remove.
14383 * real.c (encode_c4x_single, decode_c4x_single,
14384 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
14385 c4x_extended_format): Remove.
14386 * real.h (c4x_single_format, c4x_extended_format): Remove.
14387 * doc/extend.texi (interrupt, naked): Remove mention of attributes
14389 (Pragmas): Remove comment about c4x pragmas.
14390 * doc/install.texi (c4x): Remove target-specific instructions.
14391 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
14392 * doc/md.texi (Machine Constraints): Remove C4x documentation.
14393 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
14394 refer to C4x source files as examples.
14395 (C4X_FLOAT_FORMAT): Remove documentation.
14397 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
14399 * config/bfin/bfin.c (override_options): Reorder tests so that
14400 flag_pic gets enabled for -msep-data.
14402 2008-01-25 Richard Guenther <rguenther@suse.de>
14404 PR middle-end/32244
14405 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
14406 to its bitfield precision if required.
14408 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14410 PR middle-end/33880
14411 * tree-nested.c (walk_omp_for): New function.
14412 (convert_nonlocal_reference, convert_local_reference): Call
14413 walk_omp_for on OMP_FOR.
14414 (convert_call_expr): Call walk_body on OMP_FOR's
14415 OMP_FOR_PRE_INIT_BODY.
14417 2008-01-25 Richard Guenther <rguenther@suse.de>
14419 PR tree-optimization/34966
14420 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
14421 default defs and PHI_NODEs we have to insert after the
14422 defining statement.
14424 2008-01-24 Nick Clifton <nickc@redhat.com>
14426 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
14427 Provide a default definition.
14428 (LIBGCC2_UNITS_PER_WORD): Likewise.
14430 * config/stormy16/stormy16.c: Include df.h for the prototype
14431 for df_regs_ever_live_p.
14432 (xstormy16_expand_builtin_va_start): Convert the stack offset
14433 into a component_ref and then use POINTER_PLUS_EXPR to add it
14434 to the incoming_virtual_args_rtx.
14435 (xstormy16_gimplify_va_arg_expr): Rename to
14436 xstormy16_gimplify_va_arg_expr.
14437 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
14438 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
14439 xstormy16_gimplify_va_arg_expr.
14440 Fix up some formatting issues.
14442 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
14443 Move to predicates.md.
14444 (xs_hi_general_operand): Likewise.
14445 (xs_hi_nonmemory_operand): Likewise.
14446 * config/stormy16/predicates.md:
14447 (xstormy16_carry_plus_operand): New predicate.
14448 (xs_hi_general_operand): New predicate.
14449 (xs_hi_nonmemory_operand): New predicate.
14450 * config/stormy16/stormy16-protos.h:
14451 (xstormy16_carry_plus_operand): Delete prototype.
14452 (xs_hi_general_operand): Likewise.
14453 (xs_hi_nonmemory_operand): Likewise.
14455 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
14456 modifiers as they are no longer needed and they can trigger
14457 reload spill failures.
14459 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
14460 with a match_operand in order to help reload.
14462 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
14463 constraint with 'e' for the 8th alternative as this version of
14464 the mov.w instruction only accepts the lower 8 registers.
14466 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
14469 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
14470 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
14473 2008-01-25 Jakub Jelinek <jakub@redhat.com>
14475 PR middle-end/33333
14476 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
14478 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14480 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
14482 (remove_structure): Update allocations list before removing structure.
14484 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
14486 * ipa-struct-reorg.c (is_safe_cond_expr,
14487 create_new_stmts_for_cond_expr): Use integer_zerop function,
14488 that recognize not only zero-pointer, but zero-integer too.
14490 2008-01-25 Ben Elliston <bje@au.ibm.com>
14493 * fixproto: Escape "." in sed expression that strips leading "./".
14495 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
14498 * gcc.c (SWITCH_OK): Removed.
14499 (SWITCH_LIVE): Changed to bit.
14500 (SWITCH_FALSE): Likewise.
14501 (SWITCH_IGNORE): Likewise.
14502 (switchstr): Change live_cond to unsigned int.
14503 (process_command): Replace SWITCH_OK with 0.
14504 (do_self_spec): Likewise.
14505 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
14506 (give_switch): Likewise.
14507 (used_arg): Likewise.
14508 (do_spec_1): Set the SWITCH_IGNORE bit.
14509 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
14510 bits. Set the SWITCH_LIVE bit.
14512 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14514 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
14516 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
14518 PR tree-optimization/34472
14519 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
14520 parameter to a "bool *" and set *DATA to false if there is
14521 an unsafe access. Do not delete the structure here.
14522 (check_cond_exprs): Delete it here instead.
14523 (check_cond_exprs, exclude_cold_structs): Do not increase
14524 I when removing a structure.
14526 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
14529 * config/i386/i386.c (ix86_expand_vector_init): Consider only
14530 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
14532 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
14534 PR middle-end/34934
14535 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
14536 a fixed vector for stack.
14538 2008-01-24 Ben Elliston <bje@au.ibm.com>
14541 * doc/gcc.texi (Software development): Add a direntry for g++.
14543 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
14545 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
14546 stale and straggling -fforce-addr comments above.
14548 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
14550 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
14551 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
14553 2008-01-23 Michael Matz <matz@suse.de>
14556 * dwarf2out.c (force_type_die): Use modified_type_die instead of
14559 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
14561 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
14562 malloc result type.
14564 2008-01-23 Anatoly Sokolov <aesok@post.ru>
14566 * config/avr/avr.c (avr_current_arch): New variable.
14567 (avr_arch_types): Add 'avr31' and 'avr51' entries.
14568 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
14569 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
14570 (avr_override_options): Init 'avr_current_arch'.
14571 (base_arch_s): Move from here...
14572 * config/avr/avr.h (base_arch_s): ... here. Add new members
14573 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
14574 'mega' to 'have_jmp_call'.
14575 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
14576 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
14578 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
14580 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14581 MULTILIB_MATCHES): (Ditto.).
14583 2008-01-23 Richard Guenther <rguenther@suse.de>
14585 PR middle-end/31529
14586 * cgraphunit.c (cgraph_reset_node): Always mark the node
14587 not reachable if it is not queued already.
14589 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
14591 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
14592 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
14593 (cputype_selected): New static variable.
14594 (bfin_handle_option): Set it if -mcpu is used.
14595 (override_option): Select default set of workarounds if no cpu type
14596 selected on the command line.
14597 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
14599 From Michael Frysinger <michael.frysinger@analog.com>
14600 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
14601 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
14603 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
14604 for bf547, bf523, bf524, and bf526.
14605 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
14607 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14608 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
14609 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
14610 __ADSPBF547__ and __ADSPBF54x__ for bf547.
14611 * doc/invoke.texi (Blackfin Options): Document that
14612 -mcpu now accept bf547, bf523, bf524, and bf526.
14614 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
14616 PR rtl-optimization/34628
14617 * combine.c (try_combine): Stop and undo after the first combination
14618 if an autoincrement side-effect on the first insn has effectively
14621 2008-01-22 David Edelsohn <edelsohn@gnu.org>
14624 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
14625 Offset addresses are not valid for Altivec or paired float modes.
14627 2008-01-22 Jakub Jelinek <jakub@redhat.com>
14630 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
14631 if DECL_INITIAL (decl) is error_mark_node.
14634 * c-common.c (handle_vector_size_attribute): Only allow
14635 integral, scalar float and fixed point types. Handle OFFSET_TYPE
14636 the same way as pointer, array etc. types.
14637 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
14640 * tree.c (build_type_attribute_qual_variant): Call
14641 build_qualified_type if attributes are equal, but quals are not.
14643 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14646 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
14647 * flags.h (warn_strict_aliasing): Remove.
14648 (warn_strict_overflow): Remove.
14649 * opts.c (warn_strict_aliasing): Remove.
14650 (warn_strict_overflow): Remove.
14651 * c-opts.c (c_common_handle_option): -Wall only sets
14652 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
14653 (c_common_post_options): Give default values to -Wstrict-aliasing
14654 and -Wstrict-overflow if they are uninitialized.
14655 * common.opt (Wstrict-aliasing): Specify Var and Init.
14656 (Wstrict-overflow): Likewise.
14658 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14660 PR rtl-optimization/26854
14661 PR rtl-optimization/34400
14662 PR rtl-optimization/34884
14663 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
14665 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
14666 (df_rd_bb_info.expanded_lr_out): Deleted
14667 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
14668 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
14669 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14670 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14671 Removed code to allocate, initialize or free expanded_lr_out.
14672 (df_rd_bb_local_compute_process_def): Restructured to make more
14674 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
14675 sets if the sets are being trimmed.
14677 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
14680 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
14681 (as_vers): Likewise.
14682 * configure: Regenerated.
14684 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14686 PR middle-end/33092
14687 * tree-pass.h (pass_build_alias): New pass.
14688 * tree-ssa-alias.c (gate_build_alias): New.
14689 (pass_build_alias): New.
14690 * passes.c (init_optimization_passes): Add pass_build_alias after
14691 pass_create_structure_vars.
14693 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
14695 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
14696 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
14697 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
14698 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
14699 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
14700 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
14701 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
14702 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
14703 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
14704 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14705 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14706 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14707 * config/s390/s390.md (FP_ALL): New mode iterator.
14708 (_d): New mode attribute.
14709 ("*signbit<mode>2>"): Changed mode of first operand.
14710 ("isinf<mode>2"): Changed mode of first operand.
14711 ("*TDC_insn"): Adaptation for DFP modes.
14713 2008-01-22 Ben Elliston <bje@au.ibm.com>
14715 * tree.c (check_qualified_type): Improve function description.
14717 2008-01-21 Jason Merrill <jason@redhat.com>
14720 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14721 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14724 2008-01-21 DJ Delorie <dj@redhat.com>
14726 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14729 2008-01-21 Richard Guenther <rguenther@suse.de>
14731 PR middle-end/34856
14732 * tree-cfg.c (verify_expr): Allow all invariant expressions
14733 instead of just constant class ones as reference argument.
14734 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14735 like any other constant.
14736 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14738 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14740 * regmove.c (fixup_match_1): Update call crossed frequencies.
14742 2008-01-21 Richard Guenther <rguenther@suse.de>
14745 * tree-inline.c (setup_one_parameter): Deal with mismatched
14746 types using a VIEW_CONVERT_EXPR.
14748 2008-01-21 Alon Dayan <alond@il.ibm.com>
14749 Olga Golovanevsky <olga@il.ibm.com>
14751 PR tree-optimization/34701
14752 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14753 when the structure size is not a power of 2.
14755 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14757 * doc/install.texi: Add doc for --enable-checking=df.
14759 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14761 PR rtl-optimization/34808
14762 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14764 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14766 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14769 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14771 PR rtl-optimization/26854
14772 PR rtl-optimization/34400
14773 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14775 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14776 (df_rd_bb_info.expanded_lr_out): New.
14777 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14778 * loop_iv.c (iv_analysis_loop_init): Ditto.
14779 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14780 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14781 Added code to allocate, initialize or free expanded_lr_out.
14782 (df_rd_bb_local_compute_process_def): Restructured to make
14783 more understandable.
14784 (df_rd_confluence_n): Add code to do nothing with fake edges and
14785 code to no apply invalidate_by_call sets if the sets are being trimmed.
14786 (df_lr_local_finalize): Renamed to df_lr_finalize.
14787 (df_live_local_finalize): Renamed to df_live_finalize.
14789 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14792 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14793 deciding whether to use reciprocal instructions.
14795 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14797 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14798 dwarf2out_note_section_used if cold_text_section is NULL.
14800 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14802 PR gcov-profile/34610
14803 * tree-cfg.c (make_edges): Mark both outgoing edges from
14804 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14805 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14806 from OMP_FOR and OMP_CONTINUE outgoing edges.
14808 * tree-profile.c (tree_profiling): Return early if
14809 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14811 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14812 from cfun to child_cfun.
14813 * function.h (struct function): Add after_tree_profile bit.
14815 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14817 * config/avr/avr.S (_exit): Disable interrupt.
14819 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14820 Steven Bosscher <stevenb.gcc@gmail.com>
14822 PR rtl-optimization/26854
14823 PR rtl-optimization/34400
14824 * df-problems.c (df_live_scratch): New scratch bitmap.
14825 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14826 (df_live_reset): Clear the proper bitmaps.
14827 (df_live_bb_local_compute): Only process the artificial defs once
14828 since the order is not important.
14829 (df_live_init): Init the df_live sets only with the variables
14830 found live by df_lr.
14831 (df_live_transfer_function): Use the df_lr sets to prune the
14832 df_live sets as they are being computed.
14833 (df_live_free): Free df_live_scratch.
14835 2008-01-18 Ian Lance Taylor <iant@google.com>
14837 * common.opt: Add fmerge-debug-strings.
14838 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14839 flag_merge_debug_strings rather than flag_merge_constants.
14840 * doc/invoke.texi (Option Summary): Mention
14841 -fmerge-debug-strings.
14842 (Debugging Options): Document -fmerge-debug-strings.
14844 2008-01-18 Ian Lance Taylor <iant@google.com>
14847 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14848 (struct tree_function_decl): Add new field operator_new_flag.
14849 * tree-inline.c (expand_call_inline): When inlining a call to
14850 operator new, force the return value to go into a variable, and
14851 set DECL_NO_TBAA_P on that variable.
14852 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14854 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14857 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14858 DWARF2_DEBUGGING_INFO.
14859 (dwarf2out_note_section_used): Ditto. Add prototype.
14860 (have_multiple_function_sections, text_section_used,
14861 cold_text_section_used, *cold_text_sections): Move declarations
14864 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14866 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14867 field and add signal_ra.
14868 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14869 assignments to frame state pc. Move end of stack check after
14870 MD_FALLBACK_FRAME_STATE_FOR.
14871 (uw_update_context_1): Use frame state signal_regs if set, instead
14872 of checking signal_frame flag.
14873 (uw_update_context): Use frame state signal_ra if set.
14874 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14875 * config/xtensa/linux-unwind.h: New file.
14877 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14879 * modulo-sched.c (get_sched_window): Fix comment typo.
14881 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14883 PR tree-optimization/34648
14884 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14886 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14888 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14889 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14891 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14893 PR rtl-optimization/34400
14894 * df-core.c (df_worklist_dataflow_overeager,
14895 df_worklist_dataflow_doublequeue): New functions.
14896 (df_worklist_dataflow): Two different worklist solvers.
14897 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14900 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14903 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14904 and ftree-parallelize-loops.
14906 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14908 PR rtl-optimization/34826
14909 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14911 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14913 * global.c (find_reg): Mark the eh regs as used if necessary.
14914 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14915 * ra.h (struct allocno): no_eh_reg field added. Changed
14916 no_stack_reg type to bitfield.
14918 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14920 * tree.c (substitute_in_expr): Add missing 'break'.
14922 2008-01-17 Richard Guenther <rguenther@suse.de>
14924 PR tree-optimization/34825
14925 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14926 x / x as division to handle.
14928 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14930 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14931 "-pthread" is specified.
14932 * pa-hpux11.h (LIB_SPEC): Likewise.
14934 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14935 Peter Bergner <bergner@vnet.ibm.com>
14937 PR rtl-optimization/33796
14938 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14940 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14942 PR libgfortran/34699
14943 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14945 * pa-hpux10.h (LINK_SPEC): Likewise.
14946 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14948 2008-01-16 Richard Guenther <rguenther@suse.de>
14950 PR middle-end/32628
14951 * fold-const.c (fold_convert_const_int_from_int): Do not
14952 set overflow if that occured only because of a sign extension
14953 change when converting from/to a sizetype with the same
14954 precision and signedness.
14956 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14959 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14960 location address to the correct place. Update copyright year.
14962 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14964 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14965 no dependences in the dependence_relations vector.
14967 2008-01-16 Jan Hubicka <jh@suse.cz>
14969 PR rtl-optimization/31396
14970 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14971 * cfg.c (dump_reg_info): Print it.
14972 * regs.h (struct reg_info_t): add freq_calls_crossed.
14973 (REG_FREQ_CALLS_CROSSED): New macro.
14974 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14975 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14976 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14977 regmove_optimize): Update call crossed frequencies.
14978 * local-alloc.c (struct qty): Add freq_calls_crossed.
14979 (alloc_qty): Copute freq_calls_crossed.
14980 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14981 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14982 * ra.h (struct allocno): Add freq_calls_crossed.
14984 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14986 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14987 libgomp when compiling with ftree-parallelize-loops.
14988 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14990 2008-01-16 Richard Guenther <rguenther@suse.de>
14992 PR tree-optimization/34769
14993 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14994 * tree.c (int_cst_value): Instead make this function more
14995 permissive in what it accepts as valid input. Document this
14996 function always sign-extends the value.
14998 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14999 Richard Guenther <rguenther@suse.de>
15002 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
15003 (gimple_fold_indirect_ref_rhs): ... this.
15004 (gimple_fold_indirect_ref): New function with foldings
15005 that preserve lvalueness.
15006 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
15007 * tree-flow.h (gimple_fold_indirect_ref): Declare.
15008 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
15009 to fold an INDIRECT_REF, fall back to the old use of
15010 fold_indirect_ref_1.
15012 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15014 * tree-data-ref.c (subscript_dependence_tester_1): Call
15015 free_conflict_function.
15016 (compute_self_dependence): Same.
15018 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
15021 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
15022 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
15024 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
15025 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
15026 for DWARF2_UNWIND_INFO targets.
15028 2008-01-16 Richard Guenther <rguenther@suse.de>
15031 * c-typeck.c (common_pointer_type): Do not merge inconsistent
15032 type qualifiers for function types.
15034 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
15036 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
15037 loop_iterator li from previous commit.
15039 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
15041 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
15043 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
15045 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
15046 (parallelize_loops): Don't parallelize irreducible components.
15048 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15051 * c-opts (c_common_post_options): Do not enable CPP
15052 flag_pedantic_errors by default.
15054 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
15056 PR rtl-optimization/31944
15057 * cse.c (remove_pseudo_from_table): New function.
15058 (merge_equiv_classes): Use above function to remove pseudo-registers.
15059 (invalidate): Likewise.
15061 2008-01-13 Richard Guenther <rguenther@suse.de>
15063 PR middle-end/34601
15064 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
15065 instead of TYPE_MODE to deal with calls from expand_one_error_var.
15067 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
15069 * gcse.c (cprop_jump): Call validate_unshare_change instead of
15070 validate_change to unshare the source of the PC set.
15072 2008-01-12 Jan Hubicka <jh@suse.cz>
15074 PR middle-end/32135
15075 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
15076 references above array bounds. This might trigger bounds checks for
15077 pointers to arrays.
15079 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
15081 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
15082 new_replaceable_dependencies.
15084 2008-01-12 Doug Kwan <dougkwan@google.com>
15086 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
15087 instead of OPT_Wreturn_type in warning due to ignored return type
15089 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
15090 options included in -Wextra.
15091 * c.opt: New option -Wignored_qualifiers.
15092 * doc/invoke.texi (Warning Options, -Wextra): Add new option
15093 -Wignore_qualifiers.
15094 (-Wignored-qualifiers): Document.
15095 (-Wreturn-type): Remove description of functionality now handled
15096 by -Wignored-qualifiers.
15098 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
15101 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
15102 NOP_EXPR if it is between integral types with the same precision.
15104 2008-01-12 Jan Hubicka <jh@suse.cz>
15107 * invoke.texi (max-inline-recursive-depth): Fix default value.
15109 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
15111 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
15114 2008-01-11 Bob Wilson <bob.wilson@acm.org>
15116 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
15118 2008-01-11 James E. Wilson <wilson@specifix.com>
15121 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
15123 2008-01-11 Anatoly Sokolov <aesok@post.ru>
15125 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
15126 save/restore frame pointer register and don't use 'call-prologues'
15127 optimization in function with "OS_task" attribute.
15129 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
15131 PR middle-end/31309
15132 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
15133 when copying to memory.
15135 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
15137 PR rtl-optimization/30905
15138 * cfgcleanup.c: Include dce.h
15139 (crossjumps_occured): New global variable.
15140 (try_crossjump_bb): Exit loop after finding a fallthru edge.
15141 If something changed, set crossjumps_occured to true.
15142 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
15143 Don't add/remove fake edges to exit here...
15144 (cleanup_cfg): ...but do it here, when crossjumping.
15145 Run a fast DCE when successful crossjumps occured in the latest
15146 iteration of try_optimize_cfg.
15148 2008-01-11 Richard Guenther <rguenther@suse.de>
15150 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
15151 (struct vn_unary_op_s): Likewise.
15152 (vn_reference_insert): Free old reference on hash collision.
15154 2008-01-10 Raksit Ashok <raksit@google.com>
15156 PR rtl-optimization/27971
15157 * combine.c (find_split_point): Split PLUS expressions which are
15158 inside a MEM rtx, and whose first operand is complex.
15160 2008-01-10 DJ Delorie <dj@redhat.com>
15162 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
15163 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
15164 (m32c_hard_regno_ok): Call the underlying function.
15166 2008-01-10 Richard Guenther <rguenther@suse.de>
15168 PR middle-end/34683
15169 * tree-cfg.c (tree_merge_blocks): Do not go through the
15170 full-blown folding and stmt updating path if we just deal
15171 with virtual operands.
15172 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
15173 test for abnormal SSA_NAMEs.
15175 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
15177 PR middle-end/34641
15178 * reload.c (push_reload): Add assertions. All constants from
15179 reg_equiv_constant should have been used for replacing the respective
15181 (find_reloads_address): Invoke find_reloads_address_part for
15182 constant taken from the reg_equiv_constant array.
15184 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
15186 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
15187 field (valnum) the first in the struct. Replace bools with
15190 2008-01-10 Richard Guenther <rguenther@suse.de>
15192 PR tree-optimization/34651
15193 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
15194 types and ordering for masking and converting.
15196 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
15198 PR tree-optimization/34017
15199 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
15200 also for PHI_NODE expressions.
15202 2008-01-09 Jan Hubicka <jh@suse.cz>
15204 PR tree-optimization/34708
15205 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
15206 based on number of case labels.
15207 (init_inline_once): Remove switch_cost.
15208 * tree-inline.h (eni_weights_d): Remove switch_cost.
15210 2008-01-09 Richard Guenther <rguenther@suse.de>
15211 Andrew Pinski <andrew_pinski@playstation.sony.com>
15213 PR middle-end/30132
15214 * gimplify.c (gimplify_cond_expr): Do not create an addressable
15215 temporary if an rvalue is ok or an lvalue is not required.
15217 2008-01-09 Richard Guenther <rguenther@suse.de>
15219 PR middle-end/34458
15220 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
15221 adjust return type.
15223 2008-01-09 Richard Guenther <rguenther@suse.de>
15225 PR middle-end/34679
15226 * tree.c (host_integerp): Check for sizetype only if the
15227 type is an integer type.
15229 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
15232 * opts.c (decode_options): Disable inlining of functions called
15233 once if not in unit-at-a-time mode.
15235 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
15237 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
15239 2008-01-08 Richard Guenther <rguenther@suse.de>
15241 PR middle-end/31863
15242 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
15243 out early if the result will be unused.
15245 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
15250 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15251 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15254 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
15256 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
15257 for vectorization tuned.
15259 2008-01-08 Richard Guenther <rguenther@suse.de>
15261 PR tree-optimization/34683
15262 * tree-ssa-operands.c (operand_build_cmp): Export.
15263 * tree-ssa-operands.h (operand_build_cmp): Declare.
15264 * tree-vn.c (vuses_compare): Remove.
15265 (sort_vuses): Use operand_build_cmp.
15266 (sort_vuses_heap): Likewise.
15267 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
15268 to re-use old VEC if available. Do not sort already sorted VUSEs.
15269 (vdefs_to_vec): Do not sort already sorted VDEFs.
15271 2008-01-08 Jakub Jelinek <jakub@redhat.com>
15273 PR middle-end/34694
15274 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
15276 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
15279 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
15280 limitations of reciprocal sequences on x86 targets.
15282 2008-01-08 Richard Guenther <rguenther@suse.de>
15284 PR tree-optimization/34683
15285 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
15287 2008-01-07 Jakub Jelinek <jakub@redhat.com>
15290 * config/darwin.c (darwin_mergeable_string_section): Don't use
15291 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
15293 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
15296 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
15297 negxf2. Macroize expander using X87MODEF mode iterator. Change
15298 predicates of op0 and op1 to register_operand.
15299 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
15300 expander using X87MODEF mode iterator. Change predicates of
15301 op0 and op1 to register_operand.
15302 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
15303 corresponding patterns and macroize using MODEF macro. Change
15304 predicates of op0 and op1 to register_operand and remove
15305 "m" constraint. Disparage "r" alternative with "!".
15306 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
15307 macroize using X87MODEF macro. Change predicates of op0 and op1
15308 to register_operand and remove "m" constraint. Disparage "r"
15309 alternative with "!".
15310 (absneg splitter with memory operands): Remove.
15311 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
15312 patterns and macroize using X87MODEF mode iterator.
15313 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
15314 Change predicate of op1 to register_operand.
15315 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
15316 for memory operands.
15318 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
15320 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
15322 2008-01-07 Richard Guenther <rguenther@suse.de>
15324 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
15327 2008-01-07 Richard Guenther <rguenther@suse.de>
15329 PR tree-optimization/34683
15330 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
15331 VOPs of the needed size to save memory. Use VEC_quick_push
15332 to save compile-time.
15333 (vdefs_to_vec): Likewise.
15335 2008-01-07 Sa Liu <saliu@de.ibm.com>
15337 * config/spu/spu.md (divdf3): Genetate inline code for double
15338 division. The implementation doesn't handle INF or NAN, therefore it
15339 only applies when -ffinite-math-only is given.
15341 2008-01-06 Paolo Carlini <pcarlini@suse.de>
15344 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
15345 * doc/cpp.texi ([Common Predefined Macros]): Document.
15347 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
15349 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
15350 order to use commutative addition instead of subtraction.
15352 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15353 Mircea Namolaru <namolaru@il.ibm.com>
15354 Vladimir Yanovsky <yanov@il.ibm.com>
15355 Revital Eres <eres@il.ibm.com>
15357 PR tree-optimization/34263
15358 * tree-outof-ssa.c (process_single_block_loop_latch,
15359 contains_tree_r): New functions.
15360 (analyze_edges_for_bb): Call process_single_block_loop_latch
15361 function to empty single-basic-block latch block if possible.
15363 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15365 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
15367 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
15369 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15371 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
15373 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
15375 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
15377 2008-01-05 Jakub Jelinek <jakub@redhat.com>
15379 PR tree-optimization/34618
15380 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
15383 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
15386 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
15387 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
15388 Update copyright year.
15390 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
15391 Update copyright year.
15392 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
15395 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
15397 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
15398 edge does not point to current bb before changing need_assert.
15400 2008-01-04 Richard Guenther <rguenther@suse.de>
15402 PR middle-end/34029
15403 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
15404 for verifying purposes if they are is_gimple_min_invariant.
15406 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
15408 PR tree-optimization/34448
15409 PR tree-optimization/34465
15410 * gimplify.c (gimplify_init_constructor): Add new parameter
15411 notify_temp_creation. Use it.
15412 (gimplify_modify_expr_rhs): Take volatiles into account when
15413 optimizing constructors.
15414 Do not optimize constructors if gimplify_init_constructor will dump to
15416 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
15417 * gcc.c-torture/compile/pr34448.c: New.
15419 2008-01-04 Jakub Jelinek <jakub@redhat.com>
15421 PR gcov-profile/34609
15422 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
15423 return_slot if result is TREE_ADDRESSABLE.
15425 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
15427 * config/mips/mips.md (sqrt_condition): Tweak comment.
15428 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
15430 2008-01-03 Tom Tromey <tromey@redhat.com>
15433 * c-common.c (c_type_hash): Handle VLAs.
15435 2008-01-03 Jan Hubicka <jh@suse.cz>
15437 PR tree-optimization/31081
15438 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
15439 0 when inlining and not inlining to first basic block.
15440 (remap_decl): When var is initialized to 0, don't set default_def.
15441 (expand_call_inline): Set entry_bb.
15442 * tree-inline.h (copy_body_data): Add entry_bb.
15444 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15447 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
15450 PR tree-optimization/29484
15451 * tree-inline.c (inline_forbidden_p_2): New function.
15452 (inline_forbidden_p): Disallow inlining if some static var
15453 has an address of a local LABEL_DECL in its initializer.
15454 * doc/extend.texi (Labels as Values): Document &&foo behaviour
15457 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
15459 PR tree-optimization/34635
15460 * tree-data-ref.c (add_other_self_distances): Make sure that the
15461 evolution step is constant.
15463 2008-01-03 Jakub Jelinek <jakub@redhat.com>
15465 PR middle-end/34608
15466 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
15468 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
15470 * tree-sra.c (scalarize_init): Insert the generate_element_init
15471 statements after the generate_element_zero statements.
15473 2008-01-02 Richard Guenther <rguenther@suse.de>
15475 PR middle-end/34093
15476 PR middle-end/31976
15477 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
15478 for very large number of operands instead of ICEing.
15480 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
15483 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
15484 while stack probing.
15486 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
15488 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
15491 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
15493 PR libmudflap/26442
15494 * tree-mudflap.c (mx_register_decls): Guard warning by
15495 !DECL_ARTIFICIAL check.
15497 2008-01-01 Jakub Jelinek <jakub@redhat.com>
15499 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
15500 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
15501 sse5_perm<mode>): Fix constraints.