1 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
3 * dse.c (find_shift_sequence): Always choose an integer mode for
5 (replace_read): Require both the read and store mode to be
6 integer ones. Remove a then-redundant FLOAT_P check.
8 2007-11-08 Richard Guenther <rguenther@suse.de>
10 * tree-dfa.c (remove_referenced_var): If removing a
11 variable which has subvars, also remove those from
12 the referenced vars. Do not create a variable annotation.
14 2007-11-08 Bob Wilson <bob.wilson@acm.org>
16 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
17 argument for gen_entry calls.
18 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
19 (entry): Use the new attribute value. Remove unused first operand.
21 2007-11-08 Tom Tromey <tromey@redhat.com>
23 * c-parser.c (c_parser_translation_unit): Use location in error.
24 (c_parser_external_declaration): Likewise.
25 (c_parser_declaration_or_fndef): Likewise.
26 (c_parser_enum_specifier): Likewise.
27 (c_parser_struct_or_union_specifier): Likewise.
28 (c_parser_struct_declaration): Likewise.
29 (c_parser_typeof_specifier): Likewise.
30 (c_parser_parms_list_declarator): Likewise.
31 (c_parser_asm_string_literal): Likewise.
32 (c_parser_braced_init): Likewise.
33 (c_parser_initelt): Likewise.
34 (c_parser_compound_statement_nostart): Likewise.
35 (c_parser_statement_after_labels): Likewise.
36 (c_parser_do_statement): Likewise.
37 (c_parser_asm_statement): Likewise.
38 (c_parser_conditional_expression): Likewise.
39 (c_parser_unary_expression): Likewise.
40 (c_parser_sizeof_expression): Likewise.
41 (c_parser_postfix_expression): Likewise.
42 (c_parser_postfix_expression_after_paren_type): Likewise.
43 (c_parser_objc_class_instance_variables): Likewise.
44 (c_parser_objc_method_definition): Likewise.
45 (c_parser_objc_methodprotolist): Likewise.
46 (c_parser_pragma): Likewise.
47 (c_parser_omp_clause_num_threads): Likewise.
48 (c_parser_omp_clause_schedule): Likewise.
49 (c_parser_omp_all_clauses): Likewise.
50 (c_parser_omp_sections_scope): Likewise.
51 (c_parser_label): Use location of label, not colon.
53 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
56 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
59 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
62 * ipa-pure-const (static_execute): Added code to keep recursive
63 functions from being marked as pure or const.
64 * ipa-utils (searchc): Fixed comment.
66 2007-11-08 Tom Tromey <tromey@redhat.com>
68 * common.opt (fshow-column): Default to 0.
70 * configure.ac (--enable-mapped-location): Default to 'yes'.
72 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
74 * common.opt: Add pointer to doc/options.texi.
75 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
76 -fipa-reference): Add or correct doc. Sorted options list for -Os
79 2007-11-07 <aldot@gcc.gnu.org> Bernhard Fischer
82 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
83 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
84 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
85 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
86 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
87 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
88 to TARGET_BIG_ENDIAN_DEFAULT.
89 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
90 * gcc/config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
91 to TARGET_BIG_ENDIAN_DEFAULT.
93 2007-11-07 Diego Novillo <dnovillo@google.com>
95 * tree.h (struct tree_struct_field_tag): Move field
97 (struct tree_memory_tag): ... here.
99 2007-11-07 Diego Novillo <dnovillo@google.com>
102 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
103 (SFT_IN_NESTED_STRUCT): Define.
104 * tree-dfa.c (dump_subvars_for): Show offset of each
106 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
107 * tree-ssa-structalias.c (struct variable_info): Likewise.
108 (push_fields_onto_fieldstack): If OFFSET is positive,
109 set in_nested_struct.
110 (create_variable_info_for): Copy setting of
111 in_nested_struct from the field offset object.
112 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
113 variable info object.
114 * tree-ssa-operands.c (add_vars_for_offset): If VAR
115 belongs to a nested structure, adjust OFFSET by
118 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
120 PR rtl-optimization/33737
121 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
122 target block after computing the probabilities of outgoing edges.
123 Cap the frequency to BB_FREQ_MAX.
124 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
125 frequency of the basic block if it has been reused.
127 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
129 PR rtl-optimization/33822
130 * rtl.h (REG_OFFSET): Fix comment.
131 * var-tracking.c (INT_MEM_OFFSET): New macro.
132 (var_mem_set): Use it.
133 (var_mem_delete_and_set): Likewise.
134 (var_mem_delete): Likewise.
135 (same_variable_part_p): Likewise.
136 (vt_get_decl_and_offset): Likewise.
137 (offset_valid_for_tracked_p): New predicate.
138 (count_uses): Do not track locations with invalid offsets.
139 (add_uses): Likewise.
140 (add_stores): Likewise.
142 2007-11-07 Tom Tromey <tromey@redhat.com>
144 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
145 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
147 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
148 Andrey Belevantsev <abel@ispras.ru>
150 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
151 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
152 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
153 Save calculated max_asap in it.
154 (sms_schedule): Calculate maxii using max_asap.
156 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
158 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
159 with -mhard-dfp/-mno-hard-dfp.
161 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
162 Jakub Jelinek <jakub@redhat.com>
165 * haifa-sched.c (check_sched_flags): Remove.
166 (sched_init): Don't call it.
168 2007-11-06 Diego Novillo <dnovillo@google.com>
170 * tree-flow.h (struct fieldoff): Reformat comment.
172 * tree-ssa-operands.c: Tidy top-level comments.
174 (add_vars_for_offset): Tidy parameter formatting..
175 (get_addr_dereference_operands): Likewise.
176 (get_indirect_ref_operands): Likewise.
177 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
178 <OMP_ATOMIC_STORE>: Likewise.
180 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
183 * config/i386/driver-i386.c: Test for __GNUC__ instead of
184 GCC_VERSION which is always defined.
186 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
189 * reload1.c (find_reloads): Also check in_reg when handling a
190 simple move with an input reload and a destination of a hard
193 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
195 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
196 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
197 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
198 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
199 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
200 (m68k_sched_attr_type2): New function.
201 (sched_adjust_cost_state): New static variable.
202 (m68k_sched_adjust_cost): New static function implementing
204 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
205 New static variables.
206 (m68k_sched_variable_issue): New static function implementing
208 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
209 (sched_dump_split_class): New static function.
210 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
212 (sched_dump_dfa_class, m68k_sched_dump): New static function.
213 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
214 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
215 m68k_sched_dfa_post_advance_cycle): New static functions implementing
218 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
219 (CPU_UNITS_QUERY): Define.
221 * config/m68k/cf.md: New file.
222 * config/m68k/m68.md (cf.md): New include.
224 2007-11-06 Tom Tromey <tromey@redhat.com>
226 PR c++/32256, PR c++/32368:
227 * function.c (saved_in_system_header): New global.
228 (push_cfun): Save in_system_header.
229 (pop_cfun): Restore in_system_header.
230 (push_struct_function): Save in_system_header.
232 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
236 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
237 (complete_array_type): Set canonical type appropriately.
238 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
239 C and C++ front ends now have different versions of this function,
240 because the C++ version needs to maintain canonical types here.
242 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
244 * tree-parloops.c (reduction_info): Remove reduction_init field.
245 (initialize_reductions): Remove creation of the reduction_init variable.
246 (struct data_arg): Remove.
247 (add_field_for_reduction, create_stores_for_reduction): New functions.
248 (add_field_for_name): Remove reduction handling.
249 (separate_decls_in_loop): Call add_field_for_reduction,
250 create_stores_for_reduction.
252 2007-11-06 Jakub Jelinek <jakub@redhat.com>
254 PR tree-optimization/33458
255 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
256 !is_gimple_val PHI argument, gimplify it and insert it on edge.
258 PR tree-optimization/33993
259 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
260 rather than build_constructor_from_list if all list values are
262 (get_initial_def_for_induction): Use build_vector instead of
263 build_constructor_from_list.
265 2007-11-05 Mark Mitchell <mark@codesourcery.com>
268 * tree.h (DECL_INIT_PRIORITY): Do not require
269 DECL_HAS_INIT_PRIORITY_P.
270 (DECL_FINI_PRIORITY): Likewise.
271 * tree.c (decl_init_priority_lookup): Remove assert.
272 (decl_fini_priority_insert): Likewise.
273 * cgraphunit.c (static_ctors): Make it a VEC.
274 (static_dtors): Likewise.
275 (record_cdtor_fn): Adjust accordingly.
276 (build_cdtor): Generate multiple functions for each initialization
278 (compare_ctor): New function.
279 (compare_dtor): Likewise.
280 (cgraph_build_cdtor_fns): Sort the functions by priority before
282 (cgraph_build_static_cdtor): Put the priority in the function's
285 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
288 * common.opt: Add shared and pie.
290 2007-11-05 Bob Wilson <bob.wilson@acm.org>
292 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
293 replace references to virtual_stack_vars_rtx in goto_handler.
295 2007-11-05 Paul Brook <paul@codesourcery.com>
297 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
298 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
299 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
300 arm_lang_output_object_attributes_hook.
301 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
302 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
303 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
305 * config/arm/t-arm.c (arm.o): New rule.
306 * config/arm/arm-c.c: New file.
308 2007-11-05 Nick Clifton <nickc@redhat.com>
309 Sebastian Pop <sebastian.pop@amd.com>
311 PR tree-optimization/32540
312 PR tree-optimization/33922
313 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
314 * tree-ssa-pre.c: Include params.h.
315 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
316 to limit the maximum length of the PA set for a given block.
317 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
318 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
320 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
322 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
323 __fixunssfDI): Make return type unsigned.
324 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
325 __fixunssfDI): Make return type unsigned.
327 2007-11-05 Jakub Jelinek <jakub@redhat.com>
329 PR tree-optimization/33856
330 * tree-data-ref.c (get_references_in_stmt): Don't add
331 REFERENCE_CLASS_P trees to references vector if get_base_address
332 returns NULL on them.
334 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
336 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
338 2007-11-04 Andrew Pinski <pinskia@gmail.com>
341 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
342 for TRUTH_NOT_EXPR to type.
344 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
346 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
348 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
351 * dwarf2out.c (add_calling_convention_attribute): Change
352 second argument. Set calling convention to DW_CC_program for
353 Fortran main program.
354 (gen_subprogram_die): Adjust to new prototype for
355 add_calling_convention_attribute.
357 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
359 PR tree-optimization/33987
360 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
362 (vectorizable_reduction): Add type check.
364 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
367 * c-parser.c (c_parser_statement_after_labels): Error if a
368 declaration is parsed after a label.
370 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
373 * reorg.c (emit_delay_sequence): Do not clear the locator on
374 the jump instruction.
376 2007-11-03 Jakub Jelinek <jakub@redhat.com>
379 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
380 current sched region.
382 2007-11-02 Jakub Jelinek <jakub@redhat.com>
384 * config/ia64/ia64.c (struct reg_write_state): Change into
385 unsigned short bitfields rather than unsigned int, decrease
386 first_pred to just 10 bits.
387 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
389 (rws_insn_set, rws_insn_test): New functions.
390 (in_safe_group_barrier): New variable.
391 (rws_update): Remove first argument, always set rws_sum array.
392 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
393 or update rws_sum if !in_safe_group_barrier, adjust rws_update
395 (rtx_needs_barrier): Use rws_insn_test macro.
396 (safe_group_barrier_needed): Don't save/restore rws_sum array,
397 instead set/clear in_safe_group_barrier flag.
399 2007-11-02 Bob Wilson <bob.wilson@acm.org>
401 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
402 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
403 pointer or frame pointer.
404 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
405 (MUST_USE_SJLJ_EXCEPTIONS): Define.
406 (DWARF2_UNWIND_INFO): Define.
407 (INCOMING_RETURN_ADDR_RTX): Define.
408 (DWARF_FRAME_RETURN_COLUMN): Define.
410 2007-11-02 Tom Tromey <tromey@redhat.com>
412 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
415 2007-11-02 Diego Novillo <dnovillo@google.com>
417 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
418 argument from function pointer ANALYZE_EXPR. Update all
420 * cgraph.c (debug_cgraph_node): New.
423 2007-11-02 Jakub Jelinek <jakub@redhat.com>
425 PR rtl-optimization/33648
426 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
427 the newly created basic block.
429 2007-11-01 Richard Guenther <rguenther@suse.de>
431 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
433 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
435 PR rtl-optimization/33828
436 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
439 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
441 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
442 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
443 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
445 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
447 * gcc.c (getenv_spec_function): Escape the environment variable's
450 2007-11-01 Janis Johnson <janis187@us.ibm.com>
452 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
453 show that CSE means common subexpression elimination. Change wording
454 for -fsee and define LCM. Remove capitalization of optimizations
455 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
457 2007-11-01 Janis Johnson <janis187@us.ibm.com>
460 * doc/sourcebuild.texi (Test Directives): Document that xfail
461 has no effect for dg-do except when dg-do-what is "run".
463 2007-11-01 Tom Tromey <tromey@redhat.com>
465 * c-decl.c (grokdeclarator): Set decl source locations.
466 * c-parser.c (c_parser_enum_specifier): Set location.
467 (c_parser_struct_or_union_specifier): Likewise.
469 2007-11-01 Tom Tromey <tromey@redhat.com>
471 * print-tree.c (print_node): Print column number.
473 2007-11-01 Jakub Jelinek <jakub@redhat.com>
476 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
477 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
478 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
480 PR rtl-optimization/33673
481 * gcse.c (cprop_jump): If a conditional jump has been optimized
482 into unconditional jump, make the remaining normal edge fallthru
483 and delete the jump insn.
485 2007-11-01 Ben Elliston <bje@au.ibm.com>
487 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
488 (set_mem_attrs_from_reg): Likewise.
490 2007-11-01 Michael Matz <matz@suse.de>
492 PR tree-optimization/33961
493 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
494 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
495 (add_or_mark_expr): New argument 'store', using it to search
497 (nt_init_block): Adjust calls to add_or_mark_expr.
499 2007-10-31 Jakub Jelinek <jakub@redhat.com>
502 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
503 for the first push_operand.
505 2007-10-31 Revital Eres <eres@il.ibm.com>
507 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
508 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
509 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
510 movmisalignv2sf, vcondv2sf): New.
511 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
512 UNSPEC_EXTODD_V2SF): Define new constants.
513 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
514 paired_emit_vector_cond_expr): New.
515 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
516 * config/rs6000/rs6000.c (paired_expand_vector_move,
517 paired_emit_vector_cond_expr, paired_emit_vector_compare):
519 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
521 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
523 PR tree-optimization/32377
524 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
525 work also for unknown number of iterations.
526 (analyze_subscript_affine_affine): Clean up. Don't fail when the
527 number of iterations is not known.
529 2007-10-31 Richard Guenther <rguenther@suse.de>
532 * fold-const.c (extract_muldiv_1): Make sure to not introduce
533 new undefined integer overflow.
534 (fold_binary): Avoid useless conversion.
536 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
539 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
542 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
544 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
546 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
547 with -mhard-dfp/-mno-hard-dfp.
548 * config/s390/s390.opt: Likewise.
549 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
552 2007-10-30 Janis Johnson <janis187@us.ibm.com>
554 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
556 2007-10-30 Janis Johnson <janis187@us.ibm.com>
558 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
559 optimization options.
560 (Optimize Options): Add -fdce and -fdse to the list of optimizations
561 enabled by -O. Document -fdce and -fdse.
563 2007-10-30 Jakub Jelinek <jakub@redhat.com>
566 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
567 convert second operand of COMPOUND_EXPR to the original type of
570 2007-10-30 Richard Guenther <rguenther@suse.de>
572 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
573 of loop adding SFTs as virtual operands.
575 2007-10-30 Richard Guenther <rguenther@suse.de>
577 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
579 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
581 PR tree-optimization/32893
582 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
583 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
585 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
587 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
589 (sub_ddmmss): Likewise.
590 (umul_ppmm): Likewise.
591 (udiv_qrnnd): Likewise.
593 2007-10-29 Janis Johnson <janis187@us.ibm.com>
596 * doc/sourcebuild.texi (Test Directives): Document that dg-require
597 directives must come before dg-additional-sources.
599 2007-10-29 Jakub Jelinek <jakub@redhat.com>
601 PR tree-optimization/33723
602 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
603 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
605 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
607 PR tree-optimization/33614
608 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
609 if they can't be reduced to VECTOR_CSTs and aren't legitimate
610 initializer constants.
612 2007-10-29 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/33870
615 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
616 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
619 2007-10-29 Richard Guenther <rguenther@suse.de>
621 * passes.c (init_optimization_passes): Exchange store_copy_prop
623 * tree-pass.h (pass_store_copy_prop): Remove.
624 * tree-ssa-copy.c (do_store_copy_prop): Remove.
625 (stmt_may_generate-copy): Do not handle store_copy_prop.
626 (get_copy_of_val): Likewise.
627 (set_copy_of_val): Likewise.
628 (copy_prop_visit_assignment): Likewise.
629 (copy_prop_visit_stmt): Likewise.
630 (copy_prop_visit_phi_node): Likewise.
631 (init_copy_prop): Likewise.
632 (execute_copy_prop): Likewise.
633 (do_copy_prop): Remove.
634 (gate_store_copy_prop): Likewise.
635 (store_copy_prop): Likewise.
636 (pass_store_copy_prop): Likewise.
637 (pass_copy_prop): Call execute_copy_prop.
638 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
639 * common.opt (ftree-store-copy-prop): Mark obsolete.
640 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
642 2007-10-29 Ian Lance Taylor <iant@google.com>
644 * ifcvt.c (noce_can_store_speculate_p): New static function.
645 (noce_process_if_block): Call it.
646 (if_convert): Remove recompute_dominance parameter. Change all
649 2007-10-29 Richard Guenther <rguenther@suse.de>
651 * tree-flow-inline.h (get_subvar_at): Use binary search.
652 (get_first_overlapping_subvar): New function to binary search
653 for the first overlapping subvar.
654 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
655 just handle adding subvars for a pointed-to subvar. Optimize
656 and use get_first_overlapping_subvar.
657 (add_vars_for_bitmap): Fold into single caller.
658 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
659 and non pointed-to bits of add_vars_for_offset.
661 2007-10-29 Revital Eres <eres@il.ibm.com>
663 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
665 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
666 Zdenek Dvorak <ook@ucw.cz>
669 reduction support for automatic parallelization.
671 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
673 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
674 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
675 and OMP_ATOMIC_STORE.
676 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
677 * gimple-low.c (lower_stmt): Same.
678 * gimplify.c (gimplify_expr): Same.
679 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
680 gimplify_omp_atomic_mutex): Remove.
681 (gimplify_omp_atomic): Change it to simply gimplify the
682 statement instead of expanding it.
683 * omp-low.c: Add includes to optabs.h, cfgloop.h.
684 (expand_omp_atomic, expand_omp_atomic_pipeline,
685 goa_stabilize_expr, expand_omp_atomic_mutex,
686 expand_omp_atomic_fetch_op): New functions to implement
687 expansion of OMP_ATOMIC.
688 (expand_omp, build_omp_regions_1): Add support for
689 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
690 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
692 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
694 * tree-parloops.c: add include to tree-vectorizer.h.
695 (reduction_info): New structure for reduction.
696 (reduction_list): New list to represent list of reductions per loop.
697 (struct data_arg): New helper structure for reduction.
698 (reduction_info_hash, reduction_info_eq, reduction_phi,
699 initialize_reductions, create_call_for_reduction,
700 create_phi_for_local_result, create_call_for_reduction_1,
701 create_loads_for_reductions, create_final_loads_for_reduction):
703 (loop_parallel_p): Identify reductions, add reduction_list parameter.
704 (separate_decls_in_loop_name): Support reduction variables.
705 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
706 call create_loads_for_reduction for each reduction.
707 (canonicalize_loop_ivs): Identify reductions, add reduction_list
709 (transform_to_exit_first_loop): Add reduction support, add
710 reduction_list parameter.
711 (gen_parallel_loop): Add reduction_list parameter. Add call
712 separate_decls_in_loop with
713 the new argument. Traverse reductions and call
714 initialize_reductions, create_call_for_reduction.
715 (parallelize_loops): Create and delete the reduction list.
716 (add_field_for_name): Change use of data parameter. Add fields for
718 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
719 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
720 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
721 * tree-inline.c (estimate_num_insns_1): add cases for
722 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
723 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
724 * tree-ssa-operands.c (get_addr_dereference_operands):
725 New function. Subroutine of get_indirect_ref_operands.
726 (get_indirect_ref_operands): Call get_addr_dereference_operands.
727 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
730 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
732 * config/cris/cris.c: Include df.h.
733 (cris_address_cost): Add gcc_assert for canonicalization
734 assumptions. For PLUS with MULT or register, correct
735 test for register in other arm. Tweak comments.
737 2007-10-28 Richard Guenther <rguenther@suse.de>
739 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
740 telling if the var is to be treated as points-to location.
741 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
742 (add_virtual_operand): Only recurse into MPTs if aliases
745 2007-10-28 Richard Guenther <rguenther@suse.de>
747 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
748 (add_vars_for_bitmap): Do not recurse further. Only add vars
750 (add_virtual_operand): Re-instantiate loop to add operands for
751 aliases. Recurse into MPTs.
752 (get_indirect_ref_operands): If we fall back to use a pointers
753 SMT, make sure to not prune based on the access offset and size.
755 2007-10-28 Andrew Pinski <pinskia@gmail.com>
758 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
759 the eh information on the statement.
761 2007-10-28 Richard Guenther <rguenther@suse.de>
763 * tree-flow.h (subvar_t): Make it a VEC.
764 (struct subvar): Remove.
765 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
766 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
768 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
769 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
770 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
771 (set_initial_properties): Likewise.
772 (setup_pointers_and_addressables): Likewise.
773 (new_type_alias): Likewise.
774 (create_overlap_variables_for): Likewise.
775 * tree-dfa.c (dump_subvars_for): Likewise.
776 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
777 (get_expr_operands): Likewise.
778 (add_to_addressable_set): Likewise.
779 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
781 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
783 PR tree-optimization/33920
784 * tree-if-conv.c (tree_if_conversion): Force predicate of single
785 successor bb to true when predecessor bb has NULL predicate.
786 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
788 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
790 * config/mips/mips.md: Add combiner patterns for DImode extensions
791 of HImode and QImode truncations. Reformat HImode <- QImode pattern
794 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
797 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
799 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
801 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
802 LIBCALL notes if they are about to be moved to the same insn.
804 2007-10-27 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/33870
807 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
808 duplication. Remove redundant call to access_can_touch_variable.
809 (add_vars_for_bitmap): New helper for recursing over MPT contents.
810 (add_virtual_operand): Use it.
812 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
815 * pa.h (ASM_PN_FORMAT): Delete define.
817 2007-10-26 Janis Johnson <janis187@us.ibm.com>
819 * doc/invoke.texi (Option Summary, optimizations): Remove
820 -fbounds-check. Add -fassociative-math, -freciprocal-math,
821 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
822 -fsplit-wide-types to match later entry. Break up a long line.
823 (Option Summary, code gen options) Add -fno-stack-limit. Add
824 missing @gol to the end of a line.
825 (Optimization Options): Remove -fbounds-check, which is also
826 documented under Code Generation Options. Remove =n from
827 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
828 to -fcprop-registers to match other options, and say when it is
829 enabled rather than disabled. Remove extra index entry for
830 -fno-cx-limited-range. Add index entries for -fstack-protector
831 and -fstack-protector-all.
832 (Code Gen Options): Add index entry for -ftls-model.
834 2007-10-26 Anatoly Sokolov <aesok@post.ru>
836 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
837 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
838 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
839 expand_epilogue, output_movhi): Don't handle 'main' function.
840 (avr_attribute_table): Add 'OS_task' function attribute.
841 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
843 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
844 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
846 * config/avr/avr.opt (minit-stack): Remove.
848 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
850 * tree-nested.c (get_trampoline_type): Fix thinko.
852 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
855 * tree.c (build_offset_type): Build canonical type based on the
856 TYPE_MAIN_VARIANT of the base type.
858 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
860 * reorg.c (emit_delay_sequence): Move insn locator from the
861 first insn to the sequence.
863 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
865 * ipa-pure-const.c (check_decl): Return immediately when
866 pure_const_state has been set to IPA_NEITHER.
868 2007-10-25 Ira Rosen <irar@il.ibm.com>
870 PR tree-optimization/33833
871 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
872 and convert init to sizetype in inner_base construction.
874 2007-10-25 Richard Guenther <rguenther@suse.de>
876 * tree-flow.h (mem_sym_stats): Remove.
877 (dump_mem_sym_stats_for_var): Declare.
878 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
879 (mem_sym_stats): Move ...
880 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
881 (mem_sym_score): Rename from ...
882 (pscore): ... this. Remove.
883 (dump_mem_sym_stats_for_var): New function. Dump the score, but
885 (compare_mp_info_entries): Make sort stable by disambiguating
888 2007-10-25 Ira Rosen <irar@il.ibm.com>
890 PR tree-optimization/33866
891 * tree-vect-transform.c (vectorizable_store): Check operands of all
892 the stmts in the group of strided accesses. Get def stmt type for each
893 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
895 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
898 (Yt): Rename register constraint to Y2.
899 * config/i386/sse.md: Use renamed register constraints.
900 * config/i386/mmx.md: Ditto.
901 * config/i386/i386.md: Ditto.
903 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
905 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
907 2007-10-24 Chao-ying Fu <fu@mips.com>
909 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
910 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
912 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
913 Olga Golovanevsky <olga@il.ibm.com>
915 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
916 the compiler that wr.wrap and wr.domain are initialized in
919 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
921 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
922 to print gcov_type values.
924 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
926 * config/avr/avr.h: Do not include progmem_section definition when
927 building with IN_TARGET_LIBS.
929 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
932 * config/mips/mips.c (mips_lo_sum_offset): New structure.
933 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
934 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
935 (mips_orphaned_high_part_p: New functions.
936 (mips_avoid_hazard): Don't check INSN_P here.
937 (mips_avoid_hazards): Rename to...
938 (mips_reorg_process_insns): ...this. Cope with
939 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
940 or turn them into nops.
941 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
942 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
943 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
944 (mips_override_options): Set flag_delayed_branch to 0.
946 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
948 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
949 MIPS-specific implementation details.
950 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
951 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
952 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
953 for targets with movmemsi.
954 (MOVE_BY_PIECES_P): Define.
955 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
956 (mips_block_move_loop): Add a bytes_per_iter argument.
957 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
958 Update call to mips_block_move_loop.
960 2007-10-24 Michael Matz <matz@suse.de>
963 * var-tracking.c (variable_union): Don't break after one loop
964 iteration but only when a difference is found.
965 (dump_variable): Also print DECL_UID.
967 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
969 * ipa-type-escape.h: Expose function
970 is_array_access_through_pointer_and_index.
972 (is_array_access_through_pointer_and_index):
973 Add three new parameters. Add support of
974 POINTER_PLUS_EXPR tree code.
976 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
978 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
979 * tree-pass.h: Add pass_ipa_struct_reorg.
980 * common.opt: Add ipa-struct-reorg flag.
981 * Makefile.in: Add ipa-strcut-reorg.o compilation.
982 * passes.c: Add pass pass_ipa_struct_reorg.
983 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
984 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
986 2007-10-24 Ira Rosen <irar@il.ibm.com>
988 PR tree-optimization/33804
989 * tree-vect-transform.c (vectorizable_operation): Remove the
990 checks that the vectorization is worthwhile from the transformation
993 2007-10-24 Ira Rosen <irar@il.ibm.com>
995 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
996 vectype cannot be determined for the scalar type.
997 (vect_analyze_slp_instance): Likewise.
998 * tree-vect-transform.c (vect_model_reduction_cost): Change the
999 return type to bool. Return false if vectype cannot be determined
1000 for the scalar type.
1001 (vect_get_constant_vectors): Return false if vectype cannot be
1002 determined for the scalar type.
1003 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1004 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1005 vectorizable_reduction): Likewise.
1007 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1009 * config.gcc: For a FreeBSD target, parse the value of ${target}
1010 to determine the value of FBSD_MAJOR, instead of adding an
1011 explicit check for every possible FreeBSD major version.
1013 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1015 PR rtl-optimization/33846
1016 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1018 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1020 PR tree-optimization/33860
1021 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1022 interleaved accesses in case the dr is inside the inner-loop during
1023 outer-loop vectorization.
1025 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1027 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1028 Document MEM_POINTER. Replace mentions of "integrated"
1029 field with "return_val". Delete outdated stuff.
1031 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1033 * config/rs6000/rs6000.c (rs6000_override_options): Set
1034 rs6000_altivec_abi on AIX.
1035 (conditional_register_usage): Set VR20:31 fixed on AIX.
1037 2007-10-23 Richard Guenther <rguenther@suse.de>
1039 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1042 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1043 David S. Miller <davem@davemloft.net>
1045 * df-scan.c (df_get_call_refs): Mark global registers as both a
1046 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1048 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1050 PR tree-optimization/33834
1051 PR tree-optimization/33835
1052 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1053 stmts need to be checked for success seperately.
1054 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1055 Remove the check that stmt is not LIVE.
1056 (vectorizable_assignment, vectorizable_induction): Likewise.
1057 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1058 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1060 (vectorizable_live_operation): Check that op is not NULL.
1062 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1064 * doc/invoke.texi (Optimization Options): In the summary, show
1065 that the value for options -falign-jumps, -falign-labels,
1066 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1067 -fsched-stalled-insns-dep is optional. In the summary, show that
1068 -fsched-stalled-insns takes an optional argument and that
1069 -fparallelize-loops takes an argument. Add opindex for several
1070 optimization options, and fix typos in the opindex commands for
1071 several others. In the descriptions for -fsched-stalled-insns
1072 and -fsched-stalled-insns-dep, show the options with and without
1075 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1077 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1079 * config/avr/avr.h (LINK_SPEC): Likewise.
1080 (CRT_BINUTILS_SPECS): Likewsie.
1081 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1083 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1085 PR rtl-optimization/33644
1086 * cfgcleanup.c: Do not include dce.h.
1087 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1088 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1089 * dce.c (something_changed): Delete.
1090 (libcall_dead_p): New predicate.
1091 (delete_unmarked_insns): Use it to delete dead libcalls.
1092 Deal with REG_LIBCALL and REG_RETVAL notes.
1093 (prescan_libcall_for_dce): New function.
1094 (prescan_insns_for_dce): Use it to deal with libcalls.
1095 (mark_reg_dependencies): Do nothing special for libcalls.
1096 (dce_process_block): Likewise.
1097 (fast_dce): Delete unused local variable.
1098 (run_fast_dce): Do not return a value.
1099 * dce.h (struct df): Delete.
1100 (run_fast_dce): Adjust prototype.
1101 * optabs.c (libcall_id): Delete.
1102 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1103 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1104 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1105 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1106 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1107 notes instead of REG_LIBCALL_ID notes.
1108 * reg-notes.def (LIBCALL_ID): Delete.
1109 * Makefile.in (see.o): Add dce.h dependency.
1110 (cfgcleanup.o): Remove dce.h dependency.
1112 2007-10-22 Michael Matz <matz@suse.de>
1114 PR tree-optimization/33855
1115 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1118 2007-10-22 Ira Rosen <irar@il.ibm.com>
1120 PR tree-optimization/33854
1121 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1122 FLOAT_EXPR to the list of promotion operations.
1124 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1128 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1129 (print_reg): Print register prefix only with AT&T asm syntax.
1130 Support pc_rtx for RIP register.
1131 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1132 relative addressing. Always print segment register prefix with AT&T
1133 asm syntax and never with Intel asm syntax.
1134 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1135 Fix prefix for 16-byte XFmode operands.
1136 (output_addr_const_extra): Support Intel asm syntax.
1137 (x86_file_start): Don't use register prefix with Intel asm syntax.
1138 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1139 ("return_internal_long"): Fix Intel asm syntax output.
1140 ("set_got_rex64"): Support Intel asm syntax.
1141 ("set_rip_rex64"): Likewise.
1142 ("set_got_offset_rex64"): Likewise.
1143 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1145 ("*tls_global_dynamic_64"): Likewise.
1146 ("*tls_local_dynamic_base_64"): Likewise.
1147 ("*load_tp_si")("*load_tp_di"): Likewise.
1148 ("*add_tp_si")("*add_tp_di"): Likewise.
1149 ("*tls_dynamic_lea_64"): Likewise.
1150 ("*sibcall_value_1_rex64_v"): Likewise.
1151 ("stack_tls_protect_set_si"): Likewise.
1152 ("stack_tls_protect_set_di"): Likewise.
1153 ("stack_tls_protect_test_si"): Likewise.
1154 ("stack_tls_protect_test_di"): Likewise.
1155 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1157 ("*movv2sf_internal_rex64"): Likewise.
1158 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1159 (__get_cpuid_max): Likewise.
1161 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1163 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1164 the STRICT_P argument type "bool" rather than "int".
1165 (mips_legitimate_address_p): Likewise.
1166 (fp_register_operand, lo_operand): Delete.
1167 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1168 (mips_emit_scc): Rename to...
1169 (mips_expand_scc): ...this.
1170 (gen_conditional_branch): Rename to...
1171 (mips_expand_conditional_branch): ...this.
1172 (gen_conditional_move): Rename to...
1173 (mips_expand_conditional_move): ...this.
1174 (mips_gen_conditional_trap): Rename to...
1175 (mips_expand_conditional_trap): ...this and take an rtx code instead
1176 of an operands array.
1177 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1179 (mips_emit_fcc_reload): Rename to...
1180 (mips_expand_fcc_reload): ...this.
1181 (init_cumulative_args): Rename to...
1182 (mips_init_cumulative_args): ...this and remove the libname argument.
1183 (function_arg_advance): Rename to...
1184 (mips_function_arg_advance): ...this.
1185 (function_arg): Rename to...
1186 (mips_function_arg): ...this and use "rtx" instead of
1188 (function_arg_boundary): Rename to...
1189 (mips_function_arg_boundary): ...this.
1190 (mips_expand_unaligned_load): Rename to...
1191 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1192 and BITPOS arguments type "HOST_WIDE_INT".
1193 (mips_expand_unaligned_store): Rename to...
1194 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1195 and BITPOS arguments type "HOST_WIDE_INT".
1196 (override_options): Rename to...
1197 (mips_override_options): ...this.
1198 (print_operand): Rename to...
1199 (mips_print_operand): ...this.
1200 (print_operand_address): Rename to...
1201 (mips_print_operand_address): ...this.
1202 (mips_output_ascii): Remove the PREFIX argument.
1203 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1205 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1206 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1207 of "struct rtx_def *".
1208 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1210 (build_mips16_call_stub): Delete.
1211 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1212 (mips_use_ins_ext_p): Give the second and third arguments type
1213 "HOST_WIDE_INT" rather than "rtx".
1214 * config/mips/mips.h: Update after the above changes. Tweak comments
1216 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1217 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1218 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1219 element type from "char" to "bool".
1220 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1221 (mips_cpu_info_table): Delete.
1222 * config/mips/mips.md: Update after the above changes. Tweak some
1224 * config/mips/mips-ps-3d.md: Likewise.
1225 * config/mips/mips.c: Tweak comments and formatting.
1226 Use NULL-like macros rather than 0 in various places.
1227 (mips_section_threshold): Rename to...
1228 (mips_small_data_threshold): ...this and give it an unsigned type.
1229 (num_source_filenames): Remove explicit initialization.
1230 (sdb_label_count): Likewise.
1231 (sym_lineno): Delete.
1232 (set_noat): Make static.
1233 (mips_branch_likely): Likewise, and give it type "bool".
1234 (mips_isa_info): Rename to...
1235 (mips_isa_option_info): ...this.
1236 (mips_flag_delayed_branch): Rename to...
1237 (mips_base_delayed_branch): ...this.
1238 (mips_split_addresses): Delete.
1239 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1240 element type from "char" to "bool".
1241 (mips_regno_to_class): Add an explicit array size.
1242 (mips16_flipper): Change from type "int" to type "bool".
1243 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1244 (mips_tls_operand_p): Rename to...
1245 (mips_tls_symbol_p): ...this.
1246 (mips_global_symbol_p): Remove redundant "const".
1247 (mips_offset_within_alignment_p): Simplify.
1248 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1249 to STRICT_P and give it type bool.
1250 (mips_valid_base_register_p): Likewise.
1251 (mips_classify_address): Likewise.
1252 (mips_legitimate_address_p): Likewise.
1253 (mips16_unextended_reference_p): Take the offset as an
1254 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1255 (mips_const_insns): Use IN_RANGE.
1256 (mips_force_temporary): Remove an unnecessary copy_rtx.
1257 (mips16_gp_pseudo_reg): Simplify.
1258 (mips_split_symbol): Remove an unnecessary copy_rtx.
1259 (mips_legitimize_tls_address): Only create registers if we need them.
1260 (mips_legitimize_address): Use mips_split_plus.
1261 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1262 variable COST to NUM_OPS.
1263 (mips_legitimize_move): Use gen_lowpart.
1264 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1265 (m16_check_op): Use IN_RANGE.
1266 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1267 (mips_split_doubleword_move): Pass booleans to mips_subword.
1268 (mips_output_move): Store the mode in a local variable.
1269 Explicitly assert that this function does not deal with
1270 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1271 cases more consistent.
1272 (mips_relational_operand_ok_p): Rename to...
1273 (mips_int_order_operand_ok_p): ...this.
1274 (mips_canonicalize_comparison): Rename to...
1275 (mips_canonicalize_int_order_test): ...this.
1276 (mips_emit_int_relational): Rename to...
1277 (mips_emit_int_order_test): ...this. Store the mode in a local
1279 (mips_reverse_fp_cond_p): Rename to...
1280 (mips_reversed_fp_cond): ...this.
1281 (mips_emit_compare): Make the order of the statements more consistent.
1282 (mips_emit_scc): Rename to...
1283 (mips_expand_scc): ...this.
1284 (gen_conditional_branch): Rename to...
1285 (mips_expand_conditional_branch): ...this.
1286 (gen_conditional_move): Rename to...
1287 (mips_expand_conditional_move): ...this. Build the condition
1288 separately from the main pattern.
1289 (mips_gen_conditional_trap): Rename to...
1290 (mips_expand_conditional_trap): ...this and take an rtx code instead
1291 of an operands array. Simplify.
1292 (init_cumulative_args): Rename to...
1293 (mips_init_cumulative_args): ...this. Use memset rather than a
1294 copy from a zeroed static. Use prototype_p and stdarg_p.
1295 (mips_arg_info): Rename to...
1296 (mips_get_arg_info): ...this and put the INFO argument first.
1297 (function_arg): Rename to...
1298 (mips_function_arg): ...this and use "rtx" instead of
1299 "struct rtx_def *". Only split structures into chunks if
1300 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1301 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1302 comparison with REAL_TYPE. Rename local variable REG to REGNO
1303 and make it unsigned.
1304 (function_arg_advance): Rename to...
1305 (mips_function_arg_advance): ...this.
1306 (function_arg_boundary): Rename to...
1307 (mips_function_arg_boundary): ...this.
1308 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1310 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1311 comparison with REAL_TYPE.
1312 (mips_function_value): Remove the FUNC argument. Rename local
1313 variable UNSIGNEDP to UNSIGNED_P.
1314 (mips_return_in_memory): Use IN_RANGE.
1315 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1316 to FUNCTION_ARG_ADVANCE.
1317 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1318 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1319 SIZE and RSIZE if needed.
1320 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1322 (build_mips16_function_stub): Rename to...
1323 (mips16_build_function_stub): ...this.
1324 (build_mips16_call_stub): Rename to...
1325 (mips16_build_call_stub): ...this. Make static, and return a
1326 "bool" rather than an "int". Rename the ARG_SIZE argument to
1327 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1328 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1329 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1331 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1332 are not sibling ones.
1333 (mips_emit_fcc_reload): Rename to...
1334 (mips_expand_fcc_reload): ...this.
1335 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1337 (mips_expand_unaligned_load): Rename to...
1338 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1339 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1341 (mips_expand_unaligned_store): Rename to...
1342 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1343 and BITPOS arguments type "HOST_WIDE_INT".
1344 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1345 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1347 (mips_init_split_addresses): Replace with...
1348 (mips_split_addresses_p): ...this new function.
1349 (mips_init_relocs): Check mips_split_addresses_p () rather than
1350 mips_split_addresses. Always initialize mips_split_p with booleans.
1351 (print_operand_reloc): Rename to...
1352 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1354 (print_operand): Rename to...
1355 (mips_print_operand): ...this.
1356 (print_operand_address): Rename to...
1357 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1358 (mips_in_small_data_p): Simplify.
1359 (mips_output_ascii): Remove the PREFIX argument and "register"
1360 keywords. Use the STRING parameter directly and cast to
1362 (mips16e_collect_argument_save_p): Use IN_RANGE.
1363 (mips_function_has_gp_insn): Simplify.
1364 (mips_set_return_address): Use BITSET_P.
1365 (mips_restore_gp): Use a separate statement to pick the base
1367 (mips_output_function_prologue): Use a local FRAME variable.
1368 (mips_save_reg): Pass booleans to mips_subword.
1369 (mips_expand_prologue): Use a local FRAME variable. Use
1370 cprestore_size to detect when .cprestore is needed.
1371 (mips_restore_reg): Use GP_REG_FIRST.
1372 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1373 rather than "int". Use local FRAME and REGNO variables.
1374 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1375 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1377 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1378 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1379 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1380 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1381 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1382 (builtin_description): Rename to...
1383 (mips_builtin_description): ...this.
1384 (mips_bdesc): Rename to...
1385 (mips_ps_bdesc): ...this.
1386 (sb1_bdesc): Rename to...
1387 (mips_sb1_bdesc): ...this.
1388 (dsp_bdesc): Rename to...
1389 (mips_dsp_bdesc): ...this.
1390 (dsp_32only_bdesc): Rename to...
1391 (mips_dsp_32only_bdesc): ...this.
1392 (bdesc_map): Rename to...
1393 (mips_bdesc_map): ...this.
1394 (bdesc_arrays): Rename to...
1395 (mips_bdesc_arrays): ...this.
1396 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1397 Tweak error message.
1398 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1399 Rename local variables I and J to OPNO and ARGNO respectively.
1400 Assert that the number of arguments is no more than the number of
1402 (mips_expand_builtin_compare): Use an array of arguments rather
1403 than an array of operands. Assert that the number of operands is
1405 (add_constant): Rename to...
1406 (mips16_add_constant): ...this. Use XNEW.
1407 (dump_constants_1): Rename to...
1408 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1409 (dump_constants): Rename to...
1410 (mips16_emit_constants): ...this.
1411 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1412 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1413 Assign mips16_p to was_mips16_p.
1414 (mips_parse_cpu): Tweak warning message.
1415 (override_options): Rename to...
1416 (mips_override_options): ...this. Move the mips_cost initialization
1417 out of the "shared with GAS" block. Quote option names in error
1419 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1420 (mips_order_regs_for_local_alloc): Remove register keyword.
1422 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1424 * system.h (IN_RANGE): Cast each argument individually.
1426 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1428 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1429 MIPS16 code unless using o32 or o64.
1431 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1433 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1434 for modes smaller than 4 bytes.
1435 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1438 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1440 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1441 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1442 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1443 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1445 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1447 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1448 sibling calls to "mips16" functions if the function satisfies
1449 const_call_insn_operand.
1451 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1453 * config/mips/mips.c (mips_va_start): Fix types in calls
1456 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1458 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1461 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1463 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1464 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1465 instead of checking mips_isa.
1467 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1469 * doc/invoke.texi (-mpaired-single): Don't say that the option
1470 requires 64-bit code.
1471 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1472 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1473 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1474 V2SF if ISA_MIPS32R2.
1475 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1476 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1477 to ISA_HAS_NMADD_NMSUB.
1478 (mips_split_doubleword_move): Handle V2SF.
1479 (mips_modes_tieable_p): New function.
1480 (override_options): Report a warning rather than an error when
1481 -mpaired-single is used on ISAs that don't support it; use
1482 ISA_HAS_PAIRED_SINGLE to check that case.
1483 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1484 and DF move splitters with a single MOVE64 splitter, thereby adding
1485 a V2SF splitter too.
1486 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1487 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1488 (HALFMODE): Add V2SF.
1489 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1490 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1491 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1492 (movv2sf_hardfloat_32bit): New pattern.
1493 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1494 TARGET_DOUBLE_FLOAT conditions.
1496 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1498 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1499 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1500 64-bit register in 64-bit libgcc.
1502 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1504 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1505 * config/avr/avr.h (LINK_SPEC): Likewise.
1506 (CRT_BINUTILS_SPECS): Likewsie.
1507 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1509 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1511 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1512 and -Wfatal-errors together.
1514 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1517 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1518 change for vrsave, ie restore after frame pop.
1520 2007-10-19 David S. Miller <davem@davemloft.net>
1522 * config/sparc/niagara2.md: Fix copyright notice.
1524 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1526 PR tree-optimization/23820
1527 PR tree-optimization/24309
1528 PR tree-optimization/33766
1529 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1530 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1531 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1532 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1533 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1534 (linear_transform_loops): Use perfect_loop_nest_depth.
1535 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1536 should have a single condition: their exit.
1538 2007-10-19 Richard Guenther <rguenther@suse.de>
1542 * stor-layout.c (layout_type): Assert that aggregates do not
1543 have their alias sets set.
1544 * alias.c (get_alias_set): Return alias set zero for incomplete
1545 types, return the alias set of the element for incomplete array
1546 types, but do not remember these.
1548 2007-10-19 Richard Guenther <rguenther@suse.de>
1551 2007-10-19 Richard Guenther <rguenther@suse.de>
1554 * tree.c (build_array_type): Do not re-layout unbound array
1557 2007-10-19 Richard Guenther <rguenther@suse.de>
1560 * tree.c (build_array_type): Do not re-layout unbound array
1563 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1565 * config/mips/mips.c (mips_canonicalize_comparison): Check
1566 mips_relational_operand_ok_p before trying to rewrite the test.
1567 Only calculate PLUS_ONE if needed.
1568 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1571 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1573 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1576 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1578 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1579 the call uses the incoming value of $2.
1581 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1583 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1584 rather then gen_rtx_MEM.
1585 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1587 (mips_set_return_address): Likewise.
1588 (mips_restore_gp): Likewise.
1590 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1592 * config/mips/mips.c (gpr_mode): Delete.
1593 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1594 instead of gpr_mode.
1595 (mips_for_each_saved_reg): Likewise.
1596 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1597 (override_options): Don't initialize gpr_mode.
1598 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1600 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1602 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1604 (mips_class_max_nregs): Calculate the smallest consituent register
1605 size and use that to determine an upper bound on the number of
1608 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1610 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1612 (mips_expand_epilogue): ...here.
1613 (mips_mdebug_abi_name): New function, split out from...
1614 (mips_file_start): ...here.
1615 (mips_hard_regno_mode_ok_p): New function, split out from...
1616 (override_options): ...here.
1617 (mips_expand_builtin_1): New function, split out from...
1618 (mips_expand_buitin): ...here. Abort if we don't recognize
1621 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1623 * config/mips/mips.c (build_mips16_function_stub): Load the
1624 target address into $1 before transfering the arguments.
1625 Don't use ".set noreorder".
1626 (build_mips16_call_stub): Likewise.
1628 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1630 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1631 (mips_output_64bit_xfer): Likewise.
1632 (mips16_fp_args): Rename to...
1633 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1634 with a DIRECTION argument. Use mips_output_32bit_xfer and
1635 mips_output_64bit_xfer.
1636 (build_mips16_function_stub): Update accordingly.
1637 (mips16_fpret_double): Delete.
1638 (build_mips16_call_stub): Update after above changes.
1639 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1640 of mips16_fpret_double. Use GP_REG_RETURN.
1642 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1644 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1645 use asm_out_file instead.
1646 (build_mips16_function_stub): Likewise.
1647 (build_mips16_call_stub, mips_output_function_prologue): Update
1650 2007-10-18 David S. Miller <davem@davemloft.net>
1652 Add Niagara-2 support.
1653 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1654 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1655 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1656 (include): Add inclusion of niagara2.md
1657 * config/sparc/sparc.c (niagara2_costs): New.
1658 (sparc_override_options): Add niagara2 entry to cpu_default[]
1659 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1660 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1661 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1662 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1663 (sparc64_initialize_trampoline): Likewise.
1664 (sparc_use_sched_lookahead): Likewise.
1665 (sparc_issue_rate): Likewise.
1666 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1668 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1669 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1670 TARGET_CPU_niagara2.
1671 (PROCESSOR_NIAGARA2): New.
1672 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1673 (BRANCH_COST): Likewise.
1674 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1675 * config/sparc/sol2.h: Likewise.
1676 * config/sparc/niagara2.md: New file.
1678 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1680 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1682 (mips_compute_frame_info): Remove associated code.
1683 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1685 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1687 * config/mips/mips-protos.h (compute_frame_size): Delete.
1688 * config/mips/mips.h: Update comments.
1689 * config/mips/mips.c (mips_frame_info): Remove initialized.
1690 (compute_frame_size): Rename to...
1691 (mips_compute_frame_info): ...this and make static. Remove the
1692 SIZE argument and return no value. Remove the setting of initialized.
1693 Update rest of file accordingly.
1694 (mips_set_return_address): Don't call compute_frame_size.
1695 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1696 Don't call compute_frame_size.
1698 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1700 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1701 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1702 mips_hard_frame_pointer_required.
1703 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1704 large MIPS16 frames.
1705 * config/mips/mips.c (mips_frame_pointer_required): New function.
1707 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1709 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1710 and hard_frame_pointer_offset.
1711 (mips_debugger_offset): Use hard_frame_pointer_offset.
1712 (mips16e_collect_argument_save_p): Likewise.
1713 (compute_frame_size): Initialize arg_pointer_offset and
1714 hard_frame_pointer_offset.
1715 (mips_initial_elimination_offset): Use them.
1716 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1717 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1719 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1721 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1723 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1724 "unsigned int" rather than "int" and put them with the other
1725 register-related fields. Put expanded comments above fields
1726 rather than to their right.
1727 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1728 with a NUM_REGS_PTR argument.
1729 (mips16e_save_restore_pattern_p): Update accordingly.
1730 (compute_frame_size): Clarify frame diagram. Rewrite.
1732 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1734 * config/mips/mips-ftypes.def: New file.
1735 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1736 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1737 (mips_function_type): Redefine using mips-ftypes.def.
1738 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1739 (mips_builtin_vector_type): New function.
1740 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1741 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1742 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1743 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1745 (mips_build_function_type): New function.
1746 (mips_init_builtins): Use it to create types lazily.
1748 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1750 * config/mips/mips.h (set_volatile): Delete.
1751 * config/mips/mips.c (set_volatile): Delete.
1752 (mips_print_operand_punctuation): New function, split out from
1753 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1754 Use the same character ordering in the code and the comments.
1755 Use a recursive call to handle '*'. Abort on unknown characters.
1756 (mips_init_print_operand_punct): New function, split out from
1758 (mips_print_int_branch_condition): New function, split out from
1759 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1760 to report unexpected codes.
1761 (mips_print_float_branch_condition): New function, split out from
1762 print_operand. Use output_operand_lossage to report unexpected codes.
1763 (print_operand): Rework to use a case statement. Use the
1764 same letter ordering in the code and the comments. Use
1765 output_operand_lossage to report unexpected codes and
1766 reverse_condition to handle inverted branch conditions.
1767 (override_options): Use mips_init_print_operand_punct.
1769 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1771 * config/mips/mips.h: Move variable declarations to end of file and
1772 enclose them all in #ifndef USED_FOR_TARGET.
1773 * config/mips/mips.c: Reorder functions into more logical groups,
1774 and so that callees appear before callers. Put the targetm
1775 initializer at the end of the file. Remove forward static
1776 declarations where possible.
1777 (mips_init_builtins): Add "static" to definition.
1778 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1780 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1782 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1783 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1784 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1785 (mips_set_mips16_mode): Initialize min_anchor_offset and
1786 max_anchor_offset directly to constants.
1788 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1790 * config/mips/mips.c: Delete trailing whitespace.
1792 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1794 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1795 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1797 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1798 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1800 2007-10-18 David Daney <ddaney@avtrex.com>
1802 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1803 reg_offset variable to calculate register locations.
1805 2007-10-18 Richard Guenther <rguenther@suse.de>
1807 * tree-ssa.c (uid_ssaname_map_eq): New function.
1808 (uid_ssaname_map_has): Likewise.
1809 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1810 * tree-flow.h (struct gimple_df): Make default_defs a
1812 * tree-dfa.c (gimple_default_def): Deal with it.
1813 (set_default_def): Likewise.
1815 2007-10-18 Richard Guenther <rguenther@suse.de>
1817 * tree-flow.h (struct gimple_df): Make referenced_vars
1819 (uid_decl_map_eq): Declare.
1820 (uid_decl_map_hash): Likewise.
1821 * tree-ssa.c (uid_decl_map_eq): New function.
1822 (uid_decl_map_hash): Likewise.
1823 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1824 * tree-flow-inline.h (first_referenced_var): Deal with
1825 the referenced_vars representation change.
1826 (next_referenced_var): Likewise.
1827 * tree-dfa.c (referenced_var_lookup): Likewise.
1828 (referenced_var_check_and_insert): Likewise.
1829 (remove_referenced_var): Likewise.
1831 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1833 * config/mips/mips.c (mips_dwarf_register_span): New.
1834 (TARGET_DWARF_REGISTER_SPAN): Define.
1836 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1838 * config.gcc : update score-*-elf(extra_objs).
1839 * config/score/mac.md : Remove.
1840 * config/score/misc.md : Remove.
1841 * config/score/score7.md : Remove.
1842 * config/score/score-mdaux.h : Remove.
1843 * config/score/score-mdaux.c : Remove.
1844 * config/score/score-version.h : Remove.
1845 * config/score/score-generic.md : New.
1846 * config/score/score3.h : New.
1847 * config/score/score3.c : New.
1848 * config/score/score7.h : New.
1849 * config/score/score7.c : New.
1850 * config/score/mul-div.S : add flush_cache score3 support.
1851 * config/score/elf.h : Fix some typos.
1852 * config/score/score.md : merge score3 and score7 pattern.
1853 * config/score/score.c : use to seperate which target it used.
1854 * config/score/score.h : use to seperate the target macro.
1855 * config/score/score.opt : remove -mmac option , add -mscore3,
1856 -mscore3d and -march OPTION support.
1858 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1860 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1861 that the offset of a variable is not greater than the size
1864 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1866 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1867 atmega88p, atmega168p and atmega328p devices.
1868 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1869 (CRT_BINUTILS_SPECS): (Ditto.).
1870 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1872 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1874 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1876 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1877 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1878 (print_insn): Move declaration to ...
1879 * rtl.h (print_insn): ... here.
1881 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1883 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1884 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1885 m68k_sched_branch_type): Move declarations to ...
1886 * config/m68/m68k-protos.h: ... here.
1888 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1890 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1892 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1894 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1895 * config/avr/avr.h (LINK_SPEC): Likewise.
1896 (CRT_BINUTILS_SPECS): Likewsie.
1897 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1899 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1901 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1902 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1903 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1905 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1908 * reg-stack.c (move_for_stack_reg): Swap input argument of
1909 UNSPEC_TAN insn to the top of the stack.
1911 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1914 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1915 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1916 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1917 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1918 immediate shift value.
1919 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1920 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1921 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1922 Remove macros for !__OPTIMIZE__ case.
1924 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1926 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1928 (perform_var_substitution): Only DFS from real nodes. Don't test
1930 (unite_pointer_equivalences): Fix broken test.
1932 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1934 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1935 altivec sp_offset. Rearrange sp_offset assignments to
1936 correspond to stack adjustments. Use frame_reg_rtx for
1937 SPE register restores. Correct SPE stack adjustment.
1939 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1941 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1942 * toplev.c (check_global_declaration_1): Use appropriate warning
1943 option instead of unnamed warning.
1944 * stor-layout.c (layout_decl): Likewise.
1945 * c-typeck.c (build_conditional_expr): Likewise.
1946 (build_compound_expr): Fix wrong comment.
1947 (build_binary_op): Use appropriate warning option instead of
1949 * cfgexpand.c (tree_expand_cfg): Likewise.
1950 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1951 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1952 (execute_warn_function_return): Likewise.
1953 * stmt.c (warn_if_unused_value): Likewise.
1955 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1957 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1958 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1960 (CRT_BINUTILS_SPECS): Likewsie.
1961 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1963 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1966 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1968 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1970 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1971 (fini_dce): Only release them for the fast pass.
1972 (end_ud_dce): Delete.
1973 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1974 Call fini_dce instead of end_ud_dce.
1975 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1976 (run_fast_df_dce): Reset df_in_progress to false on exit.
1978 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1979 Maxim Kuvyrkov <maxim@codesourcery.com>
1981 * target.h (unspec_may_trap_p): New target hook.
1982 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1983 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1985 * targhooks.h (default_unspec_may_trap_p): Declare it.
1986 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1987 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1988 * rtl.h (may_trap_p_1): Declare.
1990 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1991 override default hook implementation.
1992 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1995 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1997 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1998 options enabled by Wextra and mention Wuninitialized.
2000 2007-10-15 Nigel Stephens <nigel@mips.com>
2002 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2004 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2006 PR tree-optimization/33136
2007 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2009 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2011 PR tree-optimization/33735
2012 PR tree-optimization/33572
2013 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2014 2007-10-09's change.
2015 * except.c (duplicate_eh_regions): Don't look for prev_try
2016 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2018 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2021 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2022 __builtin_va_arg_pack-containing call stmt.
2024 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2026 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2029 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2031 PR tree-optimization/33619
2032 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2035 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2037 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2039 2007-10-15 Richard Guenther <rguenther@suse.de>
2041 * fold-const.c (extract_array_ref): Remove.
2042 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2043 generic address expression comparison folding. Remove
2044 the folding that used extract_array_ref.
2046 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2049 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2050 speculation type of insn can be changed before trying to do that.
2052 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2054 * dse.c (struct insn_info): Add 'frame_read' field.
2055 (scan_insn): For the call to a const function, set frame_read if
2056 reload has been run.
2057 If the insn reads the frame, kill the frame related stores.
2058 (scan_reads_nospill): Likewise.
2060 2007-10-14 Jason Merrill <jason@redhat.com>
2062 * tree-eh.c (optimize_double_finally): Don't assume that the
2063 cleanup we're duplicating is only one statement.
2065 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2067 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2068 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2069 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2070 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2071 tree-vect-transform.c: Fix comment typos.
2072 * doc/extend.texi: Fix a typo.
2074 * c-common.h: Remove the prototype for c_expand_body.
2075 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2076 * tree.h: Remove the prototype for fold_build_call_expr.
2078 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2080 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2082 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2084 * config/rs6000/aix53.h: New file.
2085 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2086 (TARGET_ALTIVEC_ABI): Same.
2087 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2088 (TARGET_ALTIVEC_ABI): Delete.
2089 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2090 stanza defaulting to aix5.3.
2092 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2094 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2095 (strmov): Use defined constants.
2096 (cmpstrnsi): Likewise.
2097 * config/i386/i386.c (decide_alg): Use defined constants.
2098 (ix86_expand_strlen): Likewise.
2100 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2102 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2103 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2104 (mode_for_reg_attrs, var_lowpart): New functions.
2105 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2106 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2107 or copy is known, set LOC to the SET that performs the set, instead
2109 (find_src_status, find_src_set_src): Remove LOC parameter.
2110 Replace INSN with the source value.
2111 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2112 handling MO_SET and MO_COPY. Update the calls to find_src_status
2113 and find_src_set_src.
2115 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2118 * config/i386/i386.md (strmov): Check for esi and edi usage.
2119 * config/i386/i386.c (decide_alg): Check whether we can use a
2120 rep prefix and adjust algorithm choice accordingly.
2121 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2123 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2125 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2127 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2129 * global.c (build_insn_chain): Formatting fixes.
2131 2007-10-12 Richard Guenther <rguenther@suse.de>
2133 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2134 combining both operands require either both have single uses
2135 or combining to a constant.
2137 2007-10-12 Richard Guenther <rguenther@suse.de>
2140 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2141 a rhs with side-effects or which is a load.
2142 (forward_propagate_into_cond): Also try combining both operands.
2144 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2146 PR tree-optimization/33742
2147 * tree-vect-transform.c (vectorizable_operation): Return false
2148 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2149 (vectorizable_call): Same for rhs_type and lhs_type.
2151 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2153 PR tree-optimization/33645
2154 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2155 pass it to walk_tree.
2156 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2157 When calling set_is_used on a VAR_DECL, if data is not NULL and
2158 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2159 DECL_INITIAL after clearing the bit in bitmap.
2160 (remove_unused_locals): Adjust mark_all_vars_used callers.
2161 Instead of removing unused global vars from unexpanded_var_list
2162 immediately record them in bitmap, call mark_all_vars_used on
2163 all used global vars from unexpanded_var_list and only purge
2164 global vars that weren't found used even during that step.
2166 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2168 * gthr-posix.h (__gthread_active_init): Create detached instead of
2169 joinable thread when testing whether threads are active on hppa-hpux.
2170 * gthr-posix95.h (__gthread_active_init): Likewise.
2172 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2175 * global.c (build_insn_chain): Include insn that occur between
2178 2007-10-11 Tom Tromey <tromey@redhat.com>
2180 * gengtype-yacc.y: Delete.
2182 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2185 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2186 function_value_32, function_value_64, function_value_ms_64,
2187 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2188 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2191 2007-10-11 Richard Guenther <rguenther@suse.de>
2193 * gcse.c (hash_scan_set): If the next nonnote insn is in
2194 a different basic block insert the set.
2196 2007-10-11 Richard Guenther <rguenther@suse.de>
2199 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2200 (verify_gimple_expr): Use it to verify pointer-to types for
2203 2007-10-11 Richard Guenther <rguenther@suse.de>
2206 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2207 the array element type.
2209 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2211 PR rtl-optimization/33638
2212 * dse.c (struct insn_info): Remove 'stack_read' field,
2213 add 'stack_pointer_based' field.
2214 (record_store): For a store with non-constant base, record
2215 whether it is stack pointer based.
2216 (scan_insn): For the call to a const function, remove stack
2217 pointer based stores from the list of local active stores.
2218 (scan_reads_nospill): Delete code dealing with const functions.
2220 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2222 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2224 (conflict_p, set_conflict, set_conflicts): Likewise.
2225 * global.c (global_alloc): Likewise.
2226 * ra.h: Update prototypes.
2228 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2230 * opth-gen.awk: Fixed generation of comment stating the origin
2233 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2236 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2237 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2238 and '%}', respectively.
2241 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2242 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2243 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2245 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2249 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2250 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2251 syntax for ASSEMBLER_DIALECT.
2252 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2254 2007-10-10 Revital Eres <eres@il.ibm.com>
2256 * modulo-sched.c (check_nodes_order): Dump the final order of
2258 (get_sched_window): Add dump info.
2259 (calculate_order_params): Dump order params of the nodes.
2261 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2264 * ra-conflict.c (record_one_conflict_between_regnos,
2265 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2266 (global_conflicts): Enhanced incorrect check.
2268 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2270 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2271 if flag_exceptions is not set.
2272 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2273 assemble_name rather than incorrectly emulating it.
2275 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2276 friends are removed from G++.
2278 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2280 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2281 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2282 enabling them is redundant. Don't check two times for
2285 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2287 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2289 (set_conflicts_for_earlyclobber): Likewise.
2290 (global_conflicts): Likewise.
2292 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2294 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2295 and '%}', respectively.
2297 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2299 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2300 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2302 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2305 2007-10-09 Richard Guenther <rguenther@suse.de>
2308 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2309 of referenced structure and component.
2311 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2314 * ra-conflict.c (record_one_conflict_between_regnos,
2315 set_conflicts_for_earlyclobber, global_conflicts): Improved
2317 (global_conflicts): Removed incorrect check.
2319 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2321 PR tree-optimization/33615
2322 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2323 if the statement might throw. Fix formatting.
2325 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2327 PR tree-optimization/33615
2328 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2329 if the rhs might throw.
2331 2007-10-09 Jan Hubicka <jh@suse.cz>
2333 * invoke.texi (align-threshold, align-loop-iterations): Document.
2334 * final.c: Include cfgloop.h, params.h
2335 (compute_alignments): Dump decisions and compare them with loop
2336 structure; honor given parameters.
2337 (pass_compute_alignments): New dump file.
2338 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2339 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2341 2007-10-09 James E. Wilson <wilson@specifix.com>
2343 PR tree-optimization/33655
2345 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2346 convert it to bitsizetype before size_binop call.
2348 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2350 PR tree-optimization/33572
2351 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2352 the absence of a corresponding edge from the exit block.
2354 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2357 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2359 (sra_build_assignment): Likewise. Set up mask depending on
2360 precision, not type.
2361 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2362 computing bit masks.
2363 (sra_build_elt_assignment): Don't view-convert from signed to
2365 (sra_explode_bitfield_assignment): Use bit-field type if
2366 possible. Use BYTES_BIG_ENDIAN.
2368 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2371 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2372 the original stmt can throw.
2373 (sra_build_bf_assignment): Fix type mismatch when applying negated
2376 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2378 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2379 '#pragma mark' to be executed at preprocessing time.
2381 2007-10-08 Ollie Wild <aaw@google.com>
2383 * varasm.c (compare_constant): Removed call to
2384 lang_hooks.expand_constant.
2385 (copy_constants): Removed call to lang_hooks.expand_constant.
2386 (compute_reloc_for_constant): Removed call to
2387 lang_hooks.expand_constant.
2388 (output_addressed_constants): Removed call to
2389 lang_hooks.expand_constant.
2390 (constructor_static_from_elts_p): Removed call to
2391 lang_hooks.expand_constant.
2392 (output_constant): Removed calls to lang_hooks.expand_constant.
2393 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2394 * langhooks-def.h (lhd_return_tree): Removed.
2395 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2396 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2397 * langhooks.c (lhd_return_tree): Removed.
2399 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2401 * combine.c (setup_incoming_promotions): Ensure that
2402 arguments that have not undergone mode promotions do not
2403 incorrectly get marked as being sign- or zero-extended.
2405 2007-10-08 Richard Guenther <rguenther@suse.de>
2410 * fold-const.c (fold_binary): Use correct types in folding
2411 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2412 and building of RROTATE_EXPR.
2414 2007-10-08 Richard Guenther <rguenther@suse.de>
2419 * fold-const.c (fold_binary): Use the correct types when
2420 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2421 (fold_binary): Use the correct types when folding
2422 (-A) - B to (-B) - A.
2423 (fold_unary): Use the correct types when folding ~(X).
2425 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2427 * doc/invoke.texi (Wall): fix formatting issues.
2429 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2431 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2432 truncated shift counts.
2434 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2436 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2437 syntax for ASSEMBLER_DIALECT.
2438 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2440 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2441 Nathan Froyd <froydnj@codesourcery.com>
2443 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2444 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2446 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2449 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2451 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2452 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2453 the function, temporarily point the debug interface to the null one.
2455 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2457 PR tree-optimization/33655
2459 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2462 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2464 PR tree-optimization/33572
2465 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2466 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2467 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2469 (copy_edges_for_bb): Handle nonlocal label edges.
2470 (make_nonlocal_label_edges): Deleted.
2471 (optimize_inline_calls): Don't call it.
2473 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2475 * gthr-single.h: Revert last change.
2477 2007-10-05 Michael Matz <matz@suse.de>
2480 * lower-subreg.c (decompose_multiword_subregs): Use
2481 validate_unshare_change().
2483 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2485 * ra-conflict.c: Include "sparseset.h".
2486 (conflicts): Change to HOST_WIDEST_FAST_INT.
2487 (allocnos_live): Redefine variable as a sparseset.
2488 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2490 (allocno_row_words): Removed global variable.
2491 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2492 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2493 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2494 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2496 (record_one_conflict): Update uses of allocnos_live to use
2497 the sparseset routines. Use set_conflicts_p.
2498 (mark_reg_store): Likewise.
2499 (set_reg_in_live): Likewise.
2500 (global_conflicts): Update uses of allocnos_live.
2501 Use the new adjacency list to visit an allocno's neighbors
2502 rather than iterating over all possible allocnos.
2503 Call set_conflicts_p to setup conflicts rather than adding
2505 * global.c: Comments updated.
2506 (CONFLICTP): Delete define.
2507 (regno_compare): New function. Add prototype.
2508 (global_alloc): Sort the allocno to regno mapping according to
2509 which basic blocks the regnos are referenced in. Modify the
2510 conflict bit matrix to a compressed triangular bitmatrix.
2511 Only allocate the conflict bit matrix and adjacency lists if
2512 we are actually going to allocate something.
2513 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2514 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2515 allocno's neighbors rather than iterating over all possible allocnos.
2516 (mirror_conflicts): Removed function.
2517 (dump_conflicts): Iterate over regnos rather than allocnos so
2518 that all dump output will be sorted by regno number.
2519 Use the FOR_EACH_CONFLICT macro.
2520 * ra.h: Comments updated.
2521 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2522 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2524 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2525 (adjacency_list_d, adjacency_iterator_d): New types.
2526 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2527 adjacency_iter_next, regno_basic_block): New static inline functions.
2528 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2529 (conflict_p): Add function prototype.
2530 * sparseset.h, sparseset.c: New files.
2531 * Makefile.in (OBJS-common): Add sparseset.o.
2532 (sparseset.o): New rule.
2534 2007-10-05 Richard Guenther <rguenther@suse.de>
2537 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2540 2007-10-05 Michael Matz <matz@suse.de>
2543 * function.c (match_asm_constraints_1): Check for input
2544 being used in the outputs.
2546 2007-10-05 Richard Guenther <rguenther@suse.de>
2548 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2550 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2553 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2554 subset checks. Make the cost of FPR -> FPR moves depend on
2555 mips_mode_ok_for_mov_fmt_p.
2557 2007-10-04 Doug Kwan <dougkwan@google.com>
2559 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2560 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2561 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2562 support of conditional variables.
2563 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2564 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2565 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2566 support of conditional variables.
2567 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2568 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2569 conditional variables.
2570 * gthr.h: Update comments to document new interface.
2572 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2574 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2577 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2579 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2581 2007-10-04 Richard Guenther <rguenther@suse.de>
2584 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2585 does not need to be of INTEGER_TYPE.
2586 (verify_gimple_2): New function split out from ...
2587 (verify_gimple_1): ... here. ICE if there was an error during
2590 2007-10-04 Michael Matz <matz@suse.de>
2592 PR rtl-optimization/33653
2593 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2594 * dse.c (scan_insn): Same.
2596 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2598 * config.gcc: Remove USE_GAS for m68k targets.
2600 2007-10-04 Richard Guenther <rguenther@suse.de>
2602 PR tree-optimization/33627
2603 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2604 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2606 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2607 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2609 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2611 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2612 commands_in_epilogues): Remove variables.
2613 (avr_file_start): Remove unneded initializations of commands_in_file,
2614 commands_in_prologues and commands_in_epilogues variables.
2615 (avr_file_end): Remove dead code.
2617 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2619 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2620 MOTOROLA is to true.
2622 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2625 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2626 (mips_split_doubleword_move): ...this.
2627 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2628 use natural endianness for multi-format FPR values.
2629 (mips_split_64bit_move): Rename to...
2630 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2631 Use move_doubleword_fpr* patterns for moves involving FPRs.
2632 (mips_save_reg): Update the call to mips_split_64bit_move.
2633 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2634 nonzero constant into an FPR if the constant can be forced to memory.
2635 * config/mips/mips.md: Update the splitter calls to
2636 mips_split_64bit_move.
2637 (UNSPEC_LOAD_DF_LOW): Rename to...
2638 (UNSPEC_LOAD_LOW): ...this.
2639 (UNSPEC_LOAD_DF_HIGH): Rename to...
2640 (UNSPEC_LOAD_HIGH): ...this.
2641 (UNSPEC_STORE_DF_HIGH): Rename to...
2642 (UNSPEC_STORE_WORD): ...this.
2643 (SPLITF): New mode iterator.
2644 (HALFMODE): New mode attribute.
2645 (movtf): New expander.
2646 (*movtf_internal): New define_insn_and_split.
2647 (move_doubleword_fpr<mode>): New expander.
2648 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2650 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2651 (mfhc1<mode>): ...these more general patterns.
2653 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2655 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2657 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2659 * gcse.c (hash_scan_set): Insert set in insn before note at
2660 the end of basic block.
2662 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2664 PR tree-optimization/33576
2665 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2666 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2667 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2668 (remove_iv): Declared.
2669 * lambda-code.c (remove_iv): Not static.
2670 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2671 Don't remove ivs there, save ivs in the buffer.
2673 2007-10-03 Jason Merrill <jason@redhat.com>
2676 * tree-eh.c (same_handler_p): New fn.
2677 (optimize_double_finally): New fn.
2678 (refactor_eh_r): New fn.
2679 (refactor_eh): New fn.
2680 (pass_refactor_eh): New pass.
2681 * tree-pass.h: Declare it.
2682 * passes.c (init_optimization_passes): Add it.
2684 2007-10-03 Doug Kwan <dougkwan@google.com>
2685 Richard Guenther <rguenther@suse.de>
2688 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2689 be conservative instead.
2691 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2694 * doc/invoke.texi (-fwhole-program): Document that Fortran
2695 doesn't support this option.
2697 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2700 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2703 2007-10-02 David Daney <ddaney@avtrex.com>
2705 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2706 against constant zero.
2707 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2710 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2712 * ra-conflict.c: New file.
2714 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2715 usage to DF_LIVE usage.
2716 (reload): Remove reference to df_get_live_top.
2717 * rtlanal.c (subreg_nregs_with_regno): New function.
2718 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2719 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2720 (df_has_eh_preds): Removed.
2721 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2722 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2724 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2725 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2726 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2727 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2728 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2729 (global_alloc): Turn off rescanning insns after call to
2730 global_conflicts and added call to set_preferences.
2731 (global_conflicts): Moved to ra-alloc.c.
2732 (set_preferences_1, set_preferences): New function.
2733 (mirror_conflicts): Changed types for various variables.
2734 (mark_elimination): Change DF_RA_LIVE
2735 usage to DF_LIVE usage.
2736 (build_insn_chain): Rewritten from scratch and made local.
2737 (print_insn_chain, print_insn_chains): New functions.
2738 (dump_conflicts): Do not print conflicts for fixed_regs.
2739 (rest_of_handle_global_alloc): Turn off insn rescanning.
2740 * hard-reg-set.h: Fixed comment.
2741 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2742 usage to DF_LIVE usage and delete refs to TOP sets.
2743 (block_alloc): Mark regs as live if they are in the artificial
2744 defs at top of block.
2745 (find_stack_regs): New function.
2746 (rest_of_handle_local_alloc): Changed urec problem to live
2747 problem and do not turn off df rescanning.
2748 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2749 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2750 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2751 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2752 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2753 fields in df_ref_flags. The rest have been renumbered.
2754 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2756 * rtl.h (subreg_nregs_with_regno): New function.
2757 * df-problems.c: (df_get_live_out, df_get_live_in,
2758 df_get_live_top): Removed reference to DF_RA_LIVE.
2759 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2760 df_live_alloc, df_live_reset, df_live_local_finalize,
2761 df_live_free): Make top set only if different from in set.
2762 (df_lr_top_dump, df_live_top_dump): Only print top set if
2763 different from in set.
2764 (df_lr_bb_local_compute): Removed unnecessary check.
2765 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2766 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2767 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2768 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2769 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2770 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2771 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2772 df_urec_add_problem): Removed.
2773 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2775 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2776 * basic_block.h (bb_has_abnormal_pred): New function.
2777 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2778 usage to DF_LIVE usage.
2780 2007-10-02 Revital Eres <eres@il.ibm.com>
2782 * config/rs6000/predicates.md (easy_vector_constant): Return false
2783 for 750CL paired vectors.
2784 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2786 (vec_initv2sf): Add new description.
2787 (vconcatsf): Likewise.
2788 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2789 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2791 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2793 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2794 sinking the last stmt in a BB.
2796 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2799 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2800 (sra_hash_tree): Handle BIT_FIELD_REFs.
2801 (sra_elt_hash): Don't hash bitfld blocks.
2802 (sra_elt_eq): Skip them in parent compares as well. Handle
2804 (build_element_name_1): Handle BIT_FIELD_REFs.
2805 (instantiate_element): Propagate nowarn from parents. Create
2806 BIT_FIELD_REF for variables that are widened by scalarization.
2807 Gimple-zero-initialize all bit-field variables that are not
2808 part of parameters that are going to be scalarized on entry.
2809 (instantiate_missing_elements_1): Return the sra_elt.
2810 (canon_type_for_field): New.
2811 (try_instantiate_multiple_fields): New. Infer widest possible
2812 access mode from decl or member type, but clip it at word
2813 size, and only widen it if a field crosses an alignment
2815 (instantiate_missing_elements): Use them.
2816 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2817 (scalar_bitfield_p): New.
2818 (sra_build_assignment): Optimize assignments from scalarizable
2819 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2822 (sra_build_bf_assignment): New. Optimize assignments to
2823 scalarizable BIT_FIELD_REFs.
2824 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2825 assignments to full variables.
2826 (generate_copy_inout): Use the new macros and functions.
2827 (generate_element_copy): Likewise. Handle bitfld differences.
2828 (generate_element_zero): Don't recurse for blocks. Use
2829 sra_build_elt_assignment.
2830 (generate_one_element_init): Take elt instead of var. Use
2831 sra_build_elt_assignment.
2832 (generate_element_init_1): Adjust.
2833 (bitfield_overlap_info): New struct.
2834 (bitfield_overlaps_p): New.
2835 (sra_explode_bitfield_assignment): New. Adjust widened
2836 variables to account for endianness.
2837 (sra_sync_for_bitfield_assignment): New.
2838 (scalarize_use): Re-expand assignment to/from scalarized
2839 BIT_FIELD_REFs. Explode or sync needed members for
2840 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2841 (scalarize_copy): Use REPLDUP.
2842 (scalarize_ldst): Move assert before dereference. Adjust EH
2844 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2846 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2848 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2849 Rename CR_* constants to CMP_*. Fix spacing.
2851 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2854 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2855 to be processed with the special script doc/install.texi2html.
2857 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2859 * doc/invoke.texi (Wall): List the options enabled by Wall.
2860 (Wstrict-aliasing): Add missing @option.
2862 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2864 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2865 rather than gen_lowpart to change a register from DImode to DFmode.
2866 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2867 both FROM and TO are integer modes that are no bigger than 4 bytes.
2868 (mips_mode_ok_for_mov_fmt_p): New function.
2869 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2870 (mips_secondary_reload_class): Tweak formatting and comments.
2871 Use reg_class_subset_p instead of direct comparisons with
2872 classes. Only allow direct FPR<->FPR moves for modes that
2873 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2874 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2875 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2876 (*movdi_64bit): Likewise.
2877 (*movsi_internal): Likewise.
2878 (*movhi_internal): Likewise.
2879 (*movqi_internal): Likewise.
2881 2007-09-30 Diego Novillo <dnovillo@google.com>
2884 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2887 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2889 PR tree-optimization/33597
2890 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2891 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2893 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2896 instead of variants of (!reload_in_progress && !reload_completed).
2897 (x86_expand_vector_move): Ditto.
2899 2007-09-28 Ollie Wild <aaw@google.com>
2902 2007-09-27 Ollie Wild <aaw@google.com>
2904 * varasm.c (compare_constant): Removed call to
2905 lang_hooks.expand_constant.
2906 (copy_constants): Removed call to lang_hooks.expand_constant.
2907 (compute_reloc_for_constant): Removed call to
2908 lang_hooks.expand_constant.
2909 (output_addressed_constants): Removed call to
2910 lang_hooks.expand_constant.
2911 (constructor_static_from_elts_p): Removed call to
2912 lang_hooks.expand_constant.
2913 (output_constant): Removed calls to lang_hooks.expand_constant.
2914 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2915 * langhooks-def.h (lhd_return_tree): Removed.
2916 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2917 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2918 * langhooks.c (lhd_return_tree): Removed.
2920 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2923 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2924 argument to gen_selb.
2926 2007-09-28 Chao-ying Fu <fu@mips.com>
2928 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2929 * doc/libgcc.texi (Fixed-point fractional library routines):
2930 Fix typos for neg and cmp functions.
2932 2007-09-28 Michael Matz <matz@suse.de>
2934 PR rtl-optimization/33552
2935 * function.c (match_asm_constraints_1): Check for overlap in
2936 inputs and replace all occurences.
2938 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2940 * config/mips/mips.c (override_options): Fix comment typo.
2942 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2944 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2945 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2946 * config/bfin/t-bfin-linux (crti.o): Don't build.
2948 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2949 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2951 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2953 2007-09-27 Ollie Wild <aaw@google.com>
2955 * varasm.c (compare_constant): Removed call to
2956 lang_hooks.expand_constant.
2957 (copy_constants): Removed call to lang_hooks.expand_constant.
2958 (compute_reloc_for_constant): Removed call to
2959 lang_hooks.expand_constant.
2960 (output_addressed_constants): Removed call to
2961 lang_hooks.expand_constant.
2962 (constructor_static_from_elts_p): Removed call to
2963 lang_hooks.expand_constant.
2964 (output_constant): Removed calls to lang_hooks.expand_constant.
2965 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2966 * langhooks-def.h (lhd_return_tree): Removed.
2967 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2968 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2969 * langhooks.c (lhd_return_tree): Removed.
2971 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2974 * expr.c (emit_group_load_1): Split constant double when destination
2975 length is half source length.
2977 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2979 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2980 (mips_cpu_info): Add tune_flags.
2981 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2982 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2984 (override_options): Remove deprecation code. Use branch-likely
2985 instructions for optimize_size or if the tuning flags do not
2986 suggest otherwise. Tweak warning.
2987 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2989 2007-09-27 Matthias Klose <doko@ubuntu.com>
2991 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2992 multilib osdirname if it exists.
2993 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2995 2007-09-27 Ian Lance Taylor <iant@google.com>
2997 PR tree-optimization/33565
2998 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2999 assignments of comparisons.
3000 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3001 parameter. Change caller. Defer overflow warnings around call to
3003 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3004 TREE_NO_WARNING is set on the statement.
3005 * tree-ssa-forwprop.c
3006 (tree_ssa_forward_propagate_single_use_vars): Don't test
3007 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3008 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3010 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3012 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3013 reduce offset by units of 0x10000 for SPE vector modes or modes
3014 used with E500 double instructions.
3016 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3018 * simplify-rtx.c (comparison_result): New.
3019 (simplify_const_relational_operation): Use it instead of the five
3020 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3021 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3022 optimizations. Extract nonzero_address_p optimizations into a
3023 separate "if" together with optimizations where op1 is const0_rtx.
3024 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3025 floating-point arguments too when appropriate. Hoist test for ABS
3026 outside the final switch statement.
3027 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3028 folded_arg0 if we found a constant equivalent. Remove
3029 transformations done in simplify-rtx.c for "op0 RELOP op0".
3031 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3033 * builtins.c (expand_builtin, expand_builtin_object_size,
3034 expand_builtin_memory_chk, maybe_emit_chk_warning,
3035 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3037 * expr.c (expand_expr_real_1): Likewise.
3038 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3039 (lhd_print_error_function): Add third argument.
3040 * langhooks.h (struct diagnostic_info): Add forward decl.
3041 (struct lang_hooks): Add third argument to print_error_function.
3042 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3043 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3045 (diagnostic_report_current_function): Likewise.
3046 * toplev.c (announce_function): Pass NULL as second argument to
3047 diagnostic_set_last_function.
3048 * diagnostic.c (diagnostic_report_current_function): Add second
3049 argument, pass it as third argument to lang_hooks.print_error_function.
3050 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3051 to diagnostic_report_current_function.
3052 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3053 and message.abstract_origin.
3054 (verbatim): Initialize abstract_origin.
3055 * pretty-print.h (text_info): Add abstract_origin field.
3056 * pretty-print.c (pp_base_format): Handle %K.
3057 * langhooks.c (lhd_print_error_function): Add third argument. If
3058 diagnostic->abstract_origin, print virtual backtrace.
3059 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3060 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3061 (init_dynamic_diag_info): Likewise.
3063 2007-09-26 David Daney <ddaney@avtrex.com>
3066 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3067 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3068 sync_old_nand<mode>, sync_new_nand<mode>,
3069 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3070 Update length attributes.
3071 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3072 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3074 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3075 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3076 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3079 2007-09-26 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/33563
3082 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3083 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3085 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3086 get_use_of_stmt_lhs.
3088 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3091 * c-common.c (complete_array_type): Diagnose too-large arrays and
3092 set type to error_mark_node.
3094 2007-09-26 Richard Guenther <rguenther@suse.de>
3096 PR tree-optimization/30375
3097 PR tree-optimization/33560
3098 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3102 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3104 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3105 (dse_global_data): Add aggregate_vardecl field.
3106 (dse_possible_dead_store_p): New.
3107 Add prev_defvar variable.
3108 Allow immediate uses and previous immediate uses to differ
3109 if they are setting different parts of the whole.
3110 (get_aggregate_vardecl): New.
3111 (dse_record_partial_aggregate_store): New.
3112 (dse_whole_aggregate_clobbered_p): New.
3113 (dse_partial_kill_p): New.
3114 Call dse_maybe_record_aggregate_store().
3115 When checking whether a STMT and its USE_STMT refer to the
3116 same memory address, check also for partial kills that clobber
3118 Move some variable definitions to the block where they are used.
3119 (aggregate_vardecl_hash): New.
3120 (aggregate_vardecl_eq): New.
3121 (aggregate_vardecl_free): New.
3122 (aggregate_whole_store_p): New.
3123 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3124 Mark which aggregate stores we care about.
3126 2007-09-25 DJ Delorie <dj@redhat.com>
3129 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3132 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3135 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3136 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3137 for vector int32 -> int64 conversions. Don't write beyond the end
3138 of the allocated vector for int32 -> int64 conversions.
3140 2007-09-25 Revital Eres <eres@il.ibm.com>
3142 * config/rs6000/paired.h (paired_sel): New.
3143 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3144 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3145 when expanding selv2sf.
3146 * config/rs6000/rs6000.h (rs6000_builtins): Add
3147 PAIRED_BUILTIN_SELV2SF4.
3149 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3152 * c-typeck.c (default_conversion): Call require_complete_type
3153 before perform_integral_promotions.
3154 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3155 (build_c_cast): Call require_complete_type except for casts to
3157 (convert_for_assignment): Call require_complete_type.
3159 2007-09-25 Revital Eres <eres@il.ibm.com>
3161 * config/spu/spu.md: Fix doloop pattern.
3163 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3165 * config/bfin/bfin.c (expand_prologue_reg_save,
3166 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3167 and ASTAT moved here...
3168 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3169 ... from here. New argument ALL; callers changed.
3170 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3171 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3172 have the "saveall" attribute.
3174 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3176 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3178 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3179 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3180 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3182 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3183 with REG_P tests before REGNO access.
3185 2007-09-24 DJ Delorie <dj@redhat.com>
3188 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3190 (movqicc_<code>_<mode>): Likewise.
3191 (movhicc_<code>_<mode>): Likewise.
3193 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3196 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3197 register for reload.
3199 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3202 * config/i386/i386.c (ix86_comp_type_attributes): Check
3205 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3207 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3208 "move.l %a4,%a4" to produce nops.
3209 * config/m68k/m68k.c (override_options): Reset align options,
3210 if neccessary align macro isn't avaible.
3212 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3214 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3216 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3218 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3220 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3221 reload is completed.
3222 (peephole pattern): Convert most of them to RTL peephole pattern.
3224 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3226 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3227 (moved from fp compare patterns).
3228 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3229 Cleanup predicates to relieve reload.
3230 (conditional_trap): Reject conditional trap with fp condition.
3231 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
3232 certain constants early.
3234 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3236 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
3238 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3240 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3241 Allow --with-tune=cell and --with-cpu=cell.
3243 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3245 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3246 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3248 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3250 (TARGET_BUILTIN_RECIPROCAL): Use it.
3251 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3252 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3253 (rs6000_emit_swrsqrtsf): New.
3254 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3256 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3257 (divsf3): Remove swdiv support.
3260 (rsqrt_internal1): New.
3261 (divdf3): Remove swdiv support.
3264 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3267 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3269 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3270 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3271 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3272 lang_hooks.type.type_hash_eq in addition to generic tests.
3274 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3275 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3277 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3278 reflect the cost per call to a target specific builtin.
3279 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3280 call to a target specific builtin, then use target_builtin_call_cost.
3281 (init_inline_once): Initialize target_builtin_call_cost field.
3283 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3286 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3289 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3291 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3292 * configure: Regenerated.
3294 2007-09-23 Ollie Wild <aaw@google.com>
3296 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3298 (get_pointer_modulus_and_residue): New function.
3300 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3302 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3303 combine an SC return value into a single register.
3305 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3307 * opth-gen.awk (target_flags_explicit): Declare.
3308 * toplev.h (target_flags_explicit): Delete declaration.
3309 * toplev.c (target_flags): Likewise.
3310 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3311 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3312 Never return true for TARGET_MIPS16.
3313 * config/mips/mips.c (mips_llsc): Delete.
3314 (mips_handle_option): Remove -mllsc handling.
3315 (mips_strip_unspec_address): Tweak comment.
3316 * config/mips/mips.opt (mllsc): Use a target mask.
3318 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3320 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3321 word_mode as well as Pmode.
3323 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3325 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3326 parameters from word_mode to the subword type if such a truncation
3329 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3331 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3332 * configure: Regenerated.
3334 2007-09-23 Jan Hubicka <jh@suse.cz>
3336 * params.def (INLINE_CALL_COST): Set to 12.
3337 * invoke.texi (inline-call-cost): Update default value.
3339 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3341 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3343 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3344 Revital Eres <eres@il.ibm.com>
3346 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3347 checks whether the count_reg is found outside the control part.
3349 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3351 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3352 instead of checking CALL_EXPR_FN directly to test for builtins.
3353 If error or warning attributes are present, print
3354 error resp. warning.
3355 * c-common.c (handle_error_attribute): New function.
3356 (c_common_attribute_table): Add error and warning
3358 * doc/extend.texi: Document error and warning attributes.
3360 * tree.h (block_nonartificial_location): New prototype.
3361 * tree.c (block_nonartificial_location): New function.
3362 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3363 if artificial attribute is present on abstract inline decl.
3364 * c-common.c (handle_artificial_attribute): New function.
3365 (c_common_attribute_table): Add artificial attribute.
3366 * final.c (override_filename, override_linenum): New variables.
3367 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3368 and override_linenum if inside of a block inlined from
3369 __attribute__((__artificial__)) function.
3370 (notice_source_line): Honor override_filename and override_linenum.
3371 * doc/extend.texi: Document __attribute__((__artificial__)).
3372 * config/i386/emmintrin.h: Add __artificial__ attribute to
3373 all __always_inline__ functions.
3374 * config/i386/mmintrin.h: Likewise.
3375 * config/i386/tmmintrin.h: Likewise.
3376 * config/i386/mm3dnow.h: Likewise.
3377 * config/i386/pmmintrin.h: Likewise.
3378 * config/i386/ammintrin.h: Likewise.
3379 * config/i386/xmmintrin.h: Likewise.
3380 * config/i386/smmintrin.h: Likewise.
3381 * config/i386/bmmintrin.h: Likewise.
3382 * config/i386/mmintrin-common.h: Likewise.
3385 * expr.c (expand_constructor): New function.
3386 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3387 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3390 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3392 * config/mips/mips.c (dump_constants_1): Generalize to include
3393 fractional and accumulator modes.
3395 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3397 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3398 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3400 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3401 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3403 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3405 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3407 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3408 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3410 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3411 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3412 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3414 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3416 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3417 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3418 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3420 2007-09-22 Jason Merrill <jason@redhat.com>
3423 * attribs.c (lookup_attribute_spec): Split out...
3424 (decl_attributes): From here.
3425 * tree.h: Declare it.
3427 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3429 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3431 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3433 * tree-inline.c (remap_type_1): Correctly chain variants.
3435 2007-09-22 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/33146
3438 * fold-const.c (fold_binary): Use the original tree
3440 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3441 also changes "sign".
3443 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3446 * except.c (finish_eh_generation): Call commit_edge_insertions if
3447 there are insns queued on the entry edge.
3448 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3451 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3453 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3455 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3457 * gcc/config/i386/i386.c: Delete trailing whitespace.
3458 * gcc/config/i386/i386.h: Ditto.
3459 * gcc/config/i386/bmmintrin.h: Ditto.
3460 * gcc/config/i386/sync.md: Ditto.
3461 * gcc/config/i386/ppro.md: Ditto.
3462 * gcc/config/i386/mmx.md: Ditto.
3463 * gcc/config/i386/constraints.md: Ditto.
3464 * gcc/config/i386/sse.md: Ditto.
3465 * gcc/config/i386/athlon.md: Ditto.
3466 * gcc/config/i386/i386.md: Ditto.
3468 2007-09-21 Richard Guenther <rguenther@suse.de>
3470 PR tree-optimization/33508
3471 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3472 quadratic loop by keeping a bitmap of variables we have
3473 to clobber all subvariables for.
3474 (set_initial_properties): Likewise.
3476 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3478 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3480 2007-09-20 Nigel Stephens <nigel@mips.com>
3481 Chao-ying Fu <fu@mips.com>
3483 * c-decl.c (finish_declspecs): When _Sat is used without
3484 _Fract or _Accum, set the default type to cts_fract.
3485 This avoids a warning of "type defaults to int".
3487 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3489 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3490 bit-fields wider than one bit.
3492 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3495 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3497 * dbxout.c (dbxout_type): Likewise.
3501 * gimplify.c (gimplify_vla_decl): New function.
3502 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3504 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3506 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3508 * doc/invoke.texi (-minterlink-mips16): Document.
3509 * config/mips/mips.opt (minterlink-mips16): New option.
3510 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3513 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3515 * doc/extend.texi (Attribute Syntax): Remove old speculative
3518 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3520 * combine.c: Include cgraph.h.
3521 (setup_incoming_promotions): Rework to allow more aggressive
3522 elimination of sign extensions when all call sites of the
3523 current function are known to lie within the current unit.
3525 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3527 * dse.c (find_shift_sequence): No-op rework of control flow.
3529 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3531 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3532 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3534 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3536 * cfgexpand.c (dump_stack_var_partition): Use the correct
3537 index for the offset.
3539 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3541 * config/mips/sde.h: Switch to GPLv3.
3543 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3545 * tree-sra.c (decide_block_copy): Decide if there are groups.
3547 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3549 * config/m68k/m68k.c (output_move_himode): Remove jump table
3551 config/m68k/m68k.md (lea): Likewise.
3552 * config/m68k/m68k.c (print_operand_address): Use simple pc
3553 relative addressing.
3555 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3557 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3558 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3560 (asm_insn_count): Pass template as second argument to it.
3561 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3562 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3563 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3564 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3565 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3566 (sh_insn_length_adjustment): Pass template as second argument to it.
3567 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3569 * config/bfin/bfin.md (define_asm_attributes): New.
3571 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3573 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3575 * config/bfin/print-sysroot-suffix.sh: New.
3576 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3577 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3578 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3579 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3580 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3581 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3582 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3583 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3584 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3585 (linux-sysroot-suffix.h): New target.
3586 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3587 (mspecld-anomaly): Likewise.
3588 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3589 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3590 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3591 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3592 (bfin_si_revision): Declare.
3593 (bfin_workarounds): Declare.
3594 (WA_SPECULATIVE_LOADS): Define.
3595 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3596 (WA_SPECULATIVE_SYNCS): Define.
3597 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3598 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3599 (LIB_SPEC): Add %s to the linker scripts.
3600 Use proper linker script for bf522, bf525, bf527,
3601 bf538, bf539, bf542, bf544, bf548, and bf549.
3602 * config/bfin/bfin.c (bfin_si_revision): Define.
3603 (bfin_workarounds): Define.
3604 (struct bfin_cpu): New.
3606 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3607 (override_options): Set bfin_workarounds.
3608 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3609 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3610 ENABLE_WA_SPECULATIVE_LOADS.
3611 (bfin_reorg): Likewise.
3612 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3613 macros for bf522, bf525, bf527, bf538, bf539,
3614 bf542, bf544, bf548, and bf549.
3615 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3616 Don't define __ID_SHARED_LIB__ when -msep-data.
3617 (TARGET_DEFAULT): Define as 0.
3618 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3619 * doc/invoke.texi (Blackfin Options): Document silicon
3620 revision part of -mcpu option and it now accepts bf522, bf525,
3621 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3623 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3625 * alias.c (memory_modified_1): Deconstify.
3626 (memory_modified_in_insn_p): Don't use const_note_stores.
3627 * rtl.h (const_note_stores): Delete.
3628 * rtlanal.c (const_note_stores): Likewise.
3630 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3632 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3635 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3639 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3640 (addsi_small_int): Likewise.
3641 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3642 (one_cmplsi2): Likewise.
3644 (enter_func): Expand insn using hard_frame_pointer_rtx and
3647 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3648 hard_frame_pointer_rtx instead of using REGNO() check.
3649 Properly sign extend GEN_INT() argument.
3651 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3653 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3655 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3656 alternatives with just jcc.
3657 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3658 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3659 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3660 dbge_hi, dbge_si): Likewise.
3662 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3664 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3665 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3666 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3667 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3668 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3670 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3672 * config/m68k/m68k-devices.def (51qe): New device.
3673 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3674 to all uses of FL_FOR_isa_c for compatibility.
3675 (all_microarchs): Add cfv1 microarchitecture.
3676 (m68k_handle_option): Handle m51qe option.
3677 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3678 (TUNE_CFV1): New macro.
3679 (enum uarch_type): Add ucfv1.
3680 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3682 2007-09-18 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/31863
3685 * tree-ssa-structalias.c (create_variable_info_for): Always
3686 free the fieldstack.
3688 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3690 * opts.c (decode_options): Enable vectorization under -O3.
3692 2007-09-18 Richard Guenther <rguenther@suse.de>
3694 PR tree-optimization/33340
3695 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3696 SSA_NAMEs that occur in abnormal PHI nodes.
3698 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3700 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3701 Don't use const_get_call_expr_in.
3702 * tree-gimple.c (const_get_call_expr_in): Delete.
3703 * tree-gimple.h (const_get_call_expr_in): Likewise.
3705 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3707 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3708 not yet have a basic block.
3709 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3711 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3713 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3714 to both ".section"s.
3716 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3718 * config/mips/mips.c (mips_output_mi_thunk): Use
3719 mips_function_ok_for_sibcall and const_call_insn_operand
3720 to determine if a direct sibcall is allowed. Use
3721 mips_classify_symbol to determine a global pointer is needed.
3723 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3725 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3727 2007-09-17 Chao-ying Fu <fu@mips.com>
3728 Nigel Stephens <nigel@mips.com>
3730 * config/fixed-bit.h: New file.
3731 * config/fixed-bit.c: New file.
3732 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3734 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3736 * c-format.h (format_kind_info): Add alloc_char field.
3737 * c-format.c (scanf_flag_specs): Add 'm'.
3738 (scanf_flag_pairs): Add 'a', 'm' pair.
3739 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3740 (format_types_orig): Add alloc_char fields.
3741 (check_format_info_main): Rename aflag to alloc_flag.
3742 Handle fki->alloc_char. modifier after width and before length
3743 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3744 length modifiers as well.
3745 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3748 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3749 returned by build_call_expr.
3751 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3753 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3754 NULL for variable-sized records too.
3755 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3757 2007-09-17 Tom Tromey <tromey@redhat.com>
3759 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3760 (c_builtin_function): Likewise.
3761 (grokdeclarator): Likewise.
3763 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3765 PR rtl-optimization/26449
3766 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3767 (seq_insns_valid_p): Removed.
3769 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3771 * tree-nomudflap.c (gate_mudflap): New static function.
3772 (pass_mudflap_1): Use it as gate function.
3773 (pass_mudflap_2): Likewise.
3775 2007-09-17 Jan Hubicka <jh@suse.cz>
3779 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3781 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3783 PR tree-optimization/33319
3784 * tree-vect-analyze.c (vect_same_range_drs): New.
3785 (vect_vfa_range_equal): New.
3786 (vect_is_duplicate_ddr): Removed.
3787 (vect_mark_for_runtime_alias_test): Do not perform marking when
3788 optimizing for size or max_param for alias checking is zero.
3789 Move the function before vect_analyze_data_ref_dependence.
3790 (vect_analyze_data_ref_dependence): Add call to
3791 vect_mark_for_runtime_alias_test in two cases when dependence
3793 (vect_analyze_data_ref_dependences): Do not call to
3794 vect_mark_for_runtime_alias_test.
3795 (vect_prune_runtime_alias_test_list): New.
3796 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3797 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3798 Update vec_outside_cost.
3799 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3800 (vect_create_cond_for_alias_checks): Build the base address of data
3801 reference from DR_GROUP_FIRST_DR.
3802 (vect_loop_versioning): New.
3803 (vect_transform_loop): Add a call to vect_loop_versioning.
3804 Remove factored out code.
3806 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3809 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3812 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3814 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3815 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3816 Fix the call to insn_rtx_cost. Skip access sizes that require a
3817 real truncation of the store register. Use convert_move instead
3818 of gen_lowpart when narrowing the result.
3819 (replace_read): Use convert_move instead of gen_lowpart when
3820 narrowing the store rhs.
3822 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3824 * config/mips/mips.md (SHORT): Fix long line.
3825 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3826 to QImode and HImode.
3828 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3830 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3832 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3834 * tree-parloops.c: New file.
3835 * tree-ssa-operands.h (free_stmt_operands): Declare.
3836 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3838 * tree-pass.h (pass_parallelize_loops): Declare.
3839 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3841 (build_omp_regions_1): Allow analysing just a single OMP region and
3843 ( build_omp_regions_root, omp_expand_local): New functions.
3844 (build_omp_regions): Add argument to build_omp_regions_1 call.
3845 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3846 autoparallelization is run.
3847 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3848 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3849 pass_parallelize_loops): New.
3850 * common.opt (ftree-parallelize-loops): New.
3851 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3852 parallelize_loops): Declare.
3853 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3854 * Makefile.in (tree-parloops.o): Added.
3855 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3857 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3858 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3859 one extra edge as well.
3860 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3861 Use VEC_free to free doms vector.
3862 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3863 operands. Recompute operand caches in the new function.
3864 (move_sese_region_to_fn): Update loop info.
3865 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3866 * tree-ssa-operands.c (free_stmt_operands): New function.
3868 * doc/passes.texi: Document autoparallelization.
3869 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3871 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3874 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3877 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3879 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3880 the VEC is not NULL.
3881 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3882 get_vectype_for_scalar_type succeeded.
3883 (vectorizable_conversion): Likewise.
3885 2007-09-14 Jan Hubicka <jh@suse.cz>
3887 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3890 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3893 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3894 register when operands[2] equals operands[1].
3895 (remainderxf3): Ditto.
3897 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3898 Nigel Stephens <nigel@mips.com>
3900 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3901 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3902 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3904 (_Unwind_ForcedUnwind): Likewise.
3905 (_Unwind_Resume): Likewise.
3906 (_Unwind_Resume_or_Rethrow): Likewise.
3907 (_Unwind_Backtrace): Likewise.
3908 (_Unwind_SjLj_RaiseException): Likewise.
3909 (_Unwind_SjLj_ForcedUnwind): Likewise.
3910 (_Unwind_SjLj_Resume): Likewise.
3911 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3912 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3914 (_Unwind_ForcedUnwind): Likewise.
3915 (_Unwind_Resume): Likewise.
3916 (_Unwind_Resume_or_Rethrow): Likewise.
3917 (_Unwind_Backtrace): Likewise.
3918 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3919 (_Unwind_ForcedUnwind): Likewise.
3920 (_Unwind_RaiseException): Likewise.
3921 (_Unwind_Resume): Likewise.
3922 (_Unwind_Resume_or_Rethrow): Likewise.
3924 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3925 nomips16 mode when IN_LIBGCC2 with hard float.
3927 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3929 * config/mips/sdemtk.opt: Update to GPLv3.
3930 * config/mips/sdemtk.h: Likewise.
3932 2007-09-14 Nigel Stephens <nigel@mips.com>
3934 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3935 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3936 for mipsisa32-*-linux*.
3938 2007-09-14 Nigel Stephens <nigel@mips.com>
3939 David Ung <davidu@mips.com>
3940 Thiemo Seufer <ths@mips.com>
3941 Richard Sandiford <richard@codesourcery.com>
3943 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3944 * configure.ac: Add a mipssde threading type.
3945 * configure: Regenerate.
3946 * config/mips/sdemtk.h: New file.
3947 * config/mips/t-sdemtk: Likewise.
3948 * config/mips/sdemtk.opt: Likewise.
3949 * gthr-mipssde.h: Likewise.
3950 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3951 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3952 (MIPS_ICACHE_SYNC): New macro, split from ...
3953 * config/mips/mips.md (clear_cache): ...here.
3954 * config/mips/mips.c (mips_save_reg_p): Check
3955 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3956 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3957 (build_mips16_call_stub): Likewise.
3959 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3961 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3963 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3966 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3967 current_frame_info.n_local_regs. Don't return emitted local
3969 (ia64_compute_frame_size): Improve unwind hack to put
3970 RP, PFS, FP in that order by allowing some of the registers
3971 been already emitted, as long as they are emitted to the
3974 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3976 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3977 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3978 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3980 2007-09-13 Eric Christopher <echristo@apple.com>
3981 Kenneth Zadeck <zadeck@naturalbridge.com>
3983 * dse.c (find_shift_sequence): New function.
3984 (replace_read): Add case to remove read if it requires shift.
3985 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3987 2007-09-13 Tom Tromey <tromey@redhat.com>
3989 * c-common.c (fname_as_string): Update.
3990 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3991 (c_lex_one_token): Update. Add 'parser' argument.
3992 (c_parser_simple_asm_expr): Update.
3993 (c_parser_attributes): Update.
3994 (c_parser_asm_statement): Update.
3995 (c_parser_asm_operands): Update.
3996 (c_parser_peek_token): Update.
3997 (c_parser_peek_2nd_token): Update.
3998 * c-lex.c (c_lex_string_translate): Remove.
3999 (c_lex_return_raw_strings): Likewise.
4000 (c_lex_with_flags): Added 'lex_flags' argument.
4001 (lex_string): Added 'translate' argument.
4002 * c-pragma.h (c_lex_with_flags): Update.
4003 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4004 (C_LEX_STRING_NO_TRANSLATE): New define.
4005 (C_LEX_RAW_STRINGS): Likewise.
4007 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4010 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4011 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4012 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4013 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4014 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4015 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4016 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4017 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4018 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4019 (bdesc_1arg): Add __builtin_bfin_ones.
4020 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4021 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4022 and __builtin_bfin_csqu_fr16.
4023 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4024 (ones): New define_insn.
4025 (ssaddhi3_parts): New define_insn.
4026 (sssubhi3_parts): New define_insn.
4027 (flag_mulhi_parts): New define_insn.
4029 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4031 * common.opt (femit-class-debug-always): Turn off by default.
4033 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4035 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4036 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4038 2007-09-13 James E. Wilson <wilson@specifix.com>
4040 PR tree-optimization/33389
4041 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4042 then set build_loads before returning.
4044 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4045 David Ung <davidu@mips.com>
4047 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4048 {d}addiu and a negative immediate such that it works with MIPS16
4051 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4054 * configure.ac (ld_vers): Support Linux linker.
4055 * configure: Regenerated.
4057 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4058 Sandra Loosemore <sandra@codesourcery.com>
4060 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4061 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4062 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4063 nomips16 into decl attributes.
4064 (TARGET_INSERT_ATTRIBUTES): Override.
4065 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4066 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4067 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4068 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4069 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4070 (mips_use_mips16_mode_p): Reimplement as a function that takes
4071 a decl and considers only decl attributes. If the decl is nested
4072 function, use its parent attributes.
4073 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4074 instead of SYMBOL_REF_MIPS16_FUNC_P.
4075 (mips_set_mips16_mode): Move call to sorry here from old
4076 mips_use_mips16_mode_p.
4077 (mflip_mips16_entry): New structure.
4078 (mflip_mips16_htab): New variable.
4079 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4080 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4081 (mips_merge_decl_attributes): New function.
4082 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4083 Use mips_use_mips16_mode_p.
4084 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4085 SYMBOL_REF_MIPS16_FUNC_P.
4086 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4088 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4090 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4092 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4095 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4097 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4098 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4099 Tony Linthicum <tony.linthicum@amd.com>
4101 * tree.h (function_args_iterator): New type to iterate over
4103 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4104 function arguments providing a pointer to the argument.
4105 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4106 function arguments providing the argument.
4107 (function_args_iter_init): Inline function to initialize
4108 function_args_iterator.
4109 (function_args_iter_cond_ptr): Inline function to return the next
4110 pointer to hold the argument.
4111 (function_args_iter_cond): Inline function to return the next
4113 (function_args_iter_cond_next): Advance the function args
4115 (stdarg_p): New function, return true if variable argument
4117 (prototype_p): New function, return true if function is
4119 (function_args_count): New function, count the number of arguments
4122 * tree.c (stdarg_p): New function, return true if variable
4124 (prototype_p): New function, return true if function is
4127 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4128 (TARGET_ROUND): New macro for the round/ptest instructions which
4129 are shared between SSE4.1 and SSE5.
4130 (OPTION_MASK_ISA_ROUND): Ditto.
4131 (OPTION_ISA_ROUND): Ditto.
4132 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4133 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4135 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4136 (-mfused-madd): New switch to give users control over whether the
4137 compiler optimizes to use the multiply/add SSE5 instructions.
4139 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4140 m_ATHLON_K8_AMDFAM10, and change all uses.
4141 (enum pta_flags): Add PTA_SSE5.
4142 (ix86_handle_option): Turn off 3dnow if -msse5.
4143 (override_options): Add SSE5 support.
4144 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4146 (ix86_expand_sse_movcc): Add SSE5 support.
4147 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4148 vector type to the next largest size.
4149 (ix86_expand_sse5_pack): New function to use pperm to pack a
4150 vector type to the next smallest size.
4151 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4152 (IX86_BUILTIN_FMADDSD): Ditto.
4153 (IX86_BUILTIN_FMADDPS): Ditto.
4154 (IX86_BUILTIN_FMADDPD): Ditto.
4155 (IX86_BUILTIN_FMSUBSS): Ditto.
4156 (IX86_BUILTIN_FMSUBSD): Ditto.
4157 (IX86_BUILTIN_FMSUBPS): Ditto.
4158 (IX86_BUILTIN_FMSUBPD): Ditto.
4159 (IX86_BUILTIN_FNMADDSS): Ditto.
4160 (IX86_BUILTIN_FNMADDSD): Ditto.
4161 (IX86_BUILTIN_FNMADDPS): Ditto.
4162 (IX86_BUILTIN_FNMADDPD): Ditto.
4163 (IX86_BUILTIN_FNMSUBSS): Ditto.
4164 (IX86_BUILTIN_FNMSUBSD): Ditto.
4165 (IX86_BUILTIN_FNMSUBPS): Ditto.
4166 (IX86_BUILTIN_FNMSUBPD): Ditto.
4167 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4168 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4169 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4170 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4171 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4172 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4173 (IX86_BUILTIN_PPERM): Ditto.
4174 (IX86_BUILTIN_PERMPS): Ditto.
4175 (IX86_BUILTIN_PERMPD): Ditto.
4176 (IX86_BUILTIN_PMACSSWW): Ditto.
4177 (IX86_BUILTIN_PMACSWW): Ditto.
4178 (IX86_BUILTIN_PMACSSWD): Ditto.
4179 (IX86_BUILTIN_PMACSWD): Ditto.
4180 (IX86_BUILTIN_PMACSSDD): Ditto.
4181 (IX86_BUILTIN_PMACSDD): Ditto.
4182 (IX86_BUILTIN_PMACSSDQL): Ditto.
4183 (IX86_BUILTIN_PMACSSDQH): Ditto.
4184 (IX86_BUILTIN_PMACSDQL): Ditto.
4185 (IX86_BUILTIN_PMACSDQH): Ditto.
4186 (IX86_BUILTIN_PMADCSSWD): Ditto.
4187 (IX86_BUILTIN_PMADCSWD): Ditto.
4188 (IX86_BUILTIN_PHADDBW): Ditto.
4189 (IX86_BUILTIN_PHADDBD): Ditto.
4190 (IX86_BUILTIN_PHADDBQ): Ditto.
4191 (IX86_BUILTIN_PHADDWD): Ditto.
4192 (IX86_BUILTIN_PHADDWQ): Ditto.
4193 (IX86_BUILTIN_PHADDDQ): Ditto.
4194 (IX86_BUILTIN_PHADDUBW): Ditto.
4195 (IX86_BUILTIN_PHADDUBD): Ditto.
4196 (IX86_BUILTIN_PHADDUBQ): Ditto.
4197 (IX86_BUILTIN_PHADDUWD): Ditto.
4198 (IX86_BUILTIN_PHADDUWQ): Ditto.
4199 (IX86_BUILTIN_PHADDUDQ): Ditto.
4200 (IX86_BUILTIN_PHSUBBW): Ditto.
4201 (IX86_BUILTIN_PHSUBWD): Ditto.
4202 (IX86_BUILTIN_PHSUBDQ): Ditto.
4203 (IX86_BUILTIN_PROTB): Ditto.
4204 (IX86_BUILTIN_PROTW): Ditto.
4205 (IX86_BUILTIN_PROTD): Ditto.
4206 (IX86_BUILTIN_PROTQ): Ditto.
4207 (IX86_BUILTIN_PROTB_IMM): Ditto.
4208 (IX86_BUILTIN_PROTW_IMM): Ditto.
4209 (IX86_BUILTIN_PROTD_IMM): Ditto.
4210 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4211 (IX86_BUILTIN_PSHLB): Ditto.
4212 (IX86_BUILTIN_PSHLW): Ditto.
4213 (IX86_BUILTIN_PSHLD): Ditto.
4214 (IX86_BUILTIN_PSHLQ): Ditto.
4215 (IX86_BUILTIN_PSHAB): Ditto.
4216 (IX86_BUILTIN_PSHAW): Ditto.
4217 (IX86_BUILTIN_PSHAD): Ditto.
4218 (IX86_BUILTIN_PSHAQ): Ditto.
4219 (IX86_BUILTIN_FRCZSS): Ditto.
4220 (IX86_BUILTIN_FRCZSD): Ditto.
4221 (IX86_BUILTIN_FRCZPS): Ditto.
4222 (IX86_BUILTIN_FRCZPD): Ditto.
4223 (IX86_BUILTIN_CVTPH2PS): Ditto.
4224 (IX86_BUILTIN_CVTPS2PH): Ditto.
4225 (IX86_BUILTIN_COMEQSS): Ditto.
4226 (IX86_BUILTIN_COMNESS): Ditto.
4227 (IX86_BUILTIN_COMLTSS): Ditto.
4228 (IX86_BUILTIN_COMLESS): Ditto.
4229 (IX86_BUILTIN_COMGTSS): Ditto.
4230 (IX86_BUILTIN_COMGESS): Ditto.
4231 (IX86_BUILTIN_COMUEQSS): Ditto.
4232 (IX86_BUILTIN_COMUNESS): Ditto.
4233 (IX86_BUILTIN_COMULTSS): Ditto.
4234 (IX86_BUILTIN_COMULESS): Ditto.
4235 (IX86_BUILTIN_COMUGTSS): Ditto.
4236 (IX86_BUILTIN_COMUGESS): Ditto.
4237 (IX86_BUILTIN_COMORDSS): Ditto.
4238 (IX86_BUILTIN_COMUNORDSS): Ditto.
4239 (IX86_BUILTIN_COMFALSESS): Ditto.
4240 (IX86_BUILTIN_COMTRUESS): Ditto.
4241 (IX86_BUILTIN_COMEQSD): Ditto.
4242 (IX86_BUILTIN_COMNESD): Ditto.
4243 (IX86_BUILTIN_COMLTSD): Ditto.
4244 (IX86_BUILTIN_COMLESD): Ditto.
4245 (IX86_BUILTIN_COMGTSD): Ditto.
4246 (IX86_BUILTIN_COMGESD): Ditto.
4247 (IX86_BUILTIN_COMUEQSD): Ditto.
4248 (IX86_BUILTIN_COMUNESD): Ditto.
4249 (IX86_BUILTIN_COMULTSD): Ditto.
4250 (IX86_BUILTIN_COMULESD): Ditto.
4251 (IX86_BUILTIN_COMUGTSD): Ditto.
4252 (IX86_BUILTIN_COMUGESD): Ditto.
4253 (IX86_BUILTIN_COMORDSD): Ditto.
4254 (IX86_BUILTIN_COMUNORDSD): Ditto.
4255 (IX86_BUILTIN_COMFALSESD): Ditto.
4256 (IX86_BUILTIN_COMTRUESD): Ditto.
4257 (IX86_BUILTIN_COMEQPS): Ditto.
4258 (IX86_BUILTIN_COMNEPS): Ditto.
4259 (IX86_BUILTIN_COMLTPS): Ditto.
4260 (IX86_BUILTIN_COMLEPS): Ditto.
4261 (IX86_BUILTIN_COMGTPS): Ditto.
4262 (IX86_BUILTIN_COMGEPS): Ditto.
4263 (IX86_BUILTIN_COMUEQPS): Ditto.
4264 (IX86_BUILTIN_COMUNEPS): Ditto.
4265 (IX86_BUILTIN_COMULTPS): Ditto.
4266 (IX86_BUILTIN_COMULEPS): Ditto.
4267 (IX86_BUILTIN_COMUGTPS): Ditto.
4268 (IX86_BUILTIN_COMUGEPS): Ditto.
4269 (IX86_BUILTIN_COMORDPS): Ditto.
4270 (IX86_BUILTIN_COMUNORDPS): Ditto.
4271 (IX86_BUILTIN_COMFALSEPS): Ditto.
4272 (IX86_BUILTIN_COMTRUEPS): Ditto.
4273 (IX86_BUILTIN_COMEQPD): Ditto.
4274 (IX86_BUILTIN_COMNEPD): Ditto.
4275 (IX86_BUILTIN_COMLTPD): Ditto.
4276 (IX86_BUILTIN_COMLEPD): Ditto.
4277 (IX86_BUILTIN_COMGTPD): Ditto.
4278 (IX86_BUILTIN_COMGEPD): Ditto.
4279 (IX86_BUILTIN_COMUEQPD): Ditto.
4280 (IX86_BUILTIN_COMUNEPD): Ditto.
4281 (IX86_BUILTIN_COMULTPD): Ditto.
4282 (IX86_BUILTIN_COMULEPD): Ditto.
4283 (IX86_BUILTIN_COMUGTPD): Ditto.
4284 (IX86_BUILTIN_COMUGEPD): Ditto.
4285 (IX86_BUILTIN_COMORDPD): Ditto.
4286 (IX86_BUILTIN_COMUNORDPD): Ditto.
4287 (IX86_BUILTIN_COMFALSEPD): Ditto.
4288 (IX86_BUILTIN_COMTRUEPD): Ditto.
4289 (IX86_BUILTIN_PCOMEQUB): Ditto.
4290 (IX86_BUILTIN_PCOMNEUB): Ditto.
4291 (IX86_BUILTIN_PCOMLTUB): Ditto.
4292 (IX86_BUILTIN_PCOMLEUB): Ditto.
4293 (IX86_BUILTIN_PCOMGTUB): Ditto.
4294 (IX86_BUILTIN_PCOMGEUB): Ditto.
4295 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4296 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4297 (IX86_BUILTIN_PCOMEQUW): Ditto.
4298 (IX86_BUILTIN_PCOMNEUW): Ditto.
4299 (IX86_BUILTIN_PCOMLTUW): Ditto.
4300 (IX86_BUILTIN_PCOMLEUW): Ditto.
4301 (IX86_BUILTIN_PCOMGTUW): Ditto.
4302 (IX86_BUILTIN_PCOMGEUW): Ditto.
4303 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4304 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4305 (IX86_BUILTIN_PCOMEQUD): Ditto.
4306 (IX86_BUILTIN_PCOMNEUD): Ditto.
4307 (IX86_BUILTIN_PCOMLTUD): Ditto.
4308 (IX86_BUILTIN_PCOMLEUD): Ditto.
4309 (IX86_BUILTIN_PCOMGTUD): Ditto.
4310 (IX86_BUILTIN_PCOMGEUD): Ditto.
4311 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4312 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4313 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4314 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4315 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4316 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4317 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4318 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4319 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4320 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4321 (IX86_BUILTIN_PCOMEQB): Ditto.
4322 (IX86_BUILTIN_PCOMNEB): Ditto.
4323 (IX86_BUILTIN_PCOMLTB): Ditto.
4324 (IX86_BUILTIN_PCOMLEB): Ditto.
4325 (IX86_BUILTIN_PCOMGTB): Ditto.
4326 (IX86_BUILTIN_PCOMGEB): Ditto.
4327 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4328 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4329 (IX86_BUILTIN_PCOMEQW): Ditto.
4330 (IX86_BUILTIN_PCOMNEW): Ditto.
4331 (IX86_BUILTIN_PCOMLTW): Ditto.
4332 (IX86_BUILTIN_PCOMLEW): Ditto.
4333 (IX86_BUILTIN_PCOMGTW): Ditto.
4334 (IX86_BUILTIN_PCOMGEW): Ditto.
4335 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4336 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4337 (IX86_BUILTIN_PCOMEQD): Ditto.
4338 (IX86_BUILTIN_PCOMNED): Ditto.
4339 (IX86_BUILTIN_PCOMLTD): Ditto.
4340 (IX86_BUILTIN_PCOMLED): Ditto.
4341 (IX86_BUILTIN_PCOMGTD): Ditto.
4342 (IX86_BUILTIN_PCOMGED): Ditto.
4343 (IX86_BUILTIN_PCOMFALSED): Ditto.
4344 (IX86_BUILTIN_PCOMTRUED): Ditto.
4345 (IX86_BUILTIN_PCOMEQQ): Ditto.
4346 (IX86_BUILTIN_PCOMNEQ): Ditto.
4347 (IX86_BUILTIN_PCOMLTQ): Ditto.
4348 (IX86_BUILTIN_PCOMLEQ): Ditto.
4349 (IX86_BUILTIN_PCOMGTQ): Ditto.
4350 (IX86_BUILTIN_PCOMGEQ): Ditto.
4351 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4352 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4353 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4354 OPTION_MASK_ISA_ROUND for instructions that are shared between
4356 (bdesc_2arg): Ditto.
4357 (bdesc_sse_3arg): Ditto.
4358 (enum multi_arg_type): New enum for describing the various SSE5
4359 intrinsic argument types.
4360 (bdesc_multi_arg): New table for SSE5 intrinsics.
4361 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4362 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4364 (ix86_expand_builtin): Add SSE5 intrinsic support.
4365 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4366 operand instructions.
4367 (ix86_expand_sse5_multiple_memory): New function to split the
4368 second memory reference from SSE5 instructions.
4369 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4370 (ix86_return_pops_args): Use stdarg_p to determine if the function
4371 has variable arguments.
4372 (ix86_setup_incoming_varargs): Ditto.
4373 (x86_this_parameter): Ditto.
4375 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4377 (ix86_expand_sse5_pack): Ditto.
4378 (ix86_sse5_valid_op_p): Ditto.
4379 (ix86_expand_sse5_multiple_memory): Ditto.
4381 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4382 constant for SSE5 support.
4383 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4384 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4385 (UNSPEC_SSE5_PERMUTE): Ditto.
4386 (UNSPEC_SSE5_ASHIFT): Ditto.
4387 (UNSPEC_SSE5_LSHIFT): Ditto.
4388 (UNSPEC_FRCZ): Ditto.
4389 (UNSPEC_CVTPH2PS): Ditto.
4390 (UNSPEC_CVTPS2PH): Ditto.
4391 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4393 (COM_FALSE_S): Ditto.
4394 (COM_FALSE_P): Ditto.
4395 (COM_TRUE_S): Ditto.
4396 (COM_TRUE_P): Ditto.
4397 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4398 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4400 (memory attribute): Ditto.
4401 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4402 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4403 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4404 (floor<mode>2): Ditto.
4405 (ceil<mode>2): Ditto.
4406 (btrunc<mode>2): Ditto.
4407 (nearbyintdf2): Ditto.
4408 (nearbyintsf2): Ditto.
4409 (sse_setccsf): Disable if SSE5.
4410 (sse_setccdf): Ditto.
4411 (sse5_setcc<mode>): New support for SSE5 conditional move.
4412 (sse5_pcmov_<mode>): Ditto.
4414 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4416 (SSEMODEF2P): Ditto.
4417 (ssemodesuffixf4): New mode attribute for SSE5.
4418 (ssemodesuffixf2s): Ditto.
4419 (ssemodesuffixf2c): Ditto.
4420 (sserotatemax): Ditto.
4421 (ssescalarmode): Ditto.
4422 (sse_maskcmpv4sf3): Disable if SSE5.
4423 (sse_maskcmpv2df3): Ditto.
4424 (sse_vmmaskcmpv4sf3): Ditto.
4425 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4427 (sse5_vmfmadd<mode>4): Ditto.
4428 (sse5_fmsub<mode>4): Ditto.
4429 (sse5_vmfmsub<mode>4): Ditto.
4430 (sse5_fnmadd<mode>4): Ditto.
4431 (sse5_vmfnmadd<mode>4): Ditto.
4432 (sse5_fnmsub<mode>4): Ditto.
4433 (sse5_vmfnmsub<mode>4): Ditto.
4434 (sse5i_fmadd<mode>4): Ditto.
4435 (sse5i_fmsub<mode>4): Ditto.
4436 (sse5i_fnmadd<mode>4): Ditto.
4437 (sse5i_fnmsub<mode>4): Ditto.
4438 (sse5i_vmfmadd<mode>4): Ditto.
4439 (sse5i_vmfmsub<mode>4): Ditto.
4440 (sse5i_vmfnmadd<mode>4): Ditto.
4441 (sse5i_vmfnmsub<mode>4): Ditto.
4442 (mulv16qi3): Add SSE5 support.
4444 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4445 (sse2_mulv4si3): Disable if SSE5.
4446 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4447 (sse4_1_roundps): Ditto.
4448 (sse4_1_roundsd): Ditto.
4449 (sse4_1_roundss): Ditto.
4450 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4452 (sse_maskcmpsf3): Ditto.
4453 (sse_vmmaskcmpv4sf3): Ditto.
4454 (sse2_maskcmpv2df3): Ditto.
4455 (sse2_maskcmpdf3): Ditto.
4456 (sse2_vmmaskcmpv2df3): Ditto.
4457 (sse2_eq<mode>3): Ditto.
4458 (sse2_gt<mode>3): Ditto.
4459 (sse5_pcmov_<mode>): Add SSE5 support.
4460 (vec_unpacku_hi_v16qi): Ditto.
4461 (vec_unpacks_hi_v16qi): Ditto.
4462 (vec_unpacku_lo_v16qi): Ditto.
4463 (vec_unpacks_lo_v16qi): Ditto.
4464 (vec_unpacku_hi_v8hi): Ditto.
4465 (vec_unpacks_hi_v8hi): Ditto.
4466 (vec_unpacku_lo_v8hi): Ditto.
4467 (vec_unpacks_lo_v8hi): Ditto.
4468 (vec_unpacku_hi_v4si): Ditto.
4469 (vec_unpacks_hi_v4si): Ditto.
4470 (vec_unpacku_lo_v4si): Ditto.
4471 (vec_unpacks_lo_v4si): Ditto.
4472 (sse5_pmacsww): New SSE5 intrinsic insn.
4473 (sse5_pmacssww): Ditto.
4474 (sse5_pmacsdd): Ditto.
4475 (sse5_pmacssdd): Ditto.
4476 (sse5_pmacssdql): Ditto.
4477 (sse5_pmacssdqh): Ditto.
4478 (sse5_pmacsdqh): Ditto.
4479 (sse5_pmacsswd): Ditto.
4480 (sse5_pmacswd): Ditto.
4481 (sse5_pmadcsswd): Ditto.
4482 (sse5_pmadcswd): Ditto.
4483 (sse5_pcmov_<move>): Conditional move support on SSE5.
4484 (sse5_phaddbw): New SSE5 intrinsic insn.
4485 (sse5_phaddbd): Ditto.
4486 (sse5_phaddbq): Ditto.
4487 (sse5_phaddwd): Ditto.
4488 (sse5_phaddwq): Ditto.
4489 (sse5_phadddq): Ditto.
4490 (sse5_phaddubw): Ditto.
4491 (sse5_phaddubd): Ditto.
4492 (sse5_phaddubq): Ditto.
4493 (sse5_phadduwd): Ditto.
4494 (sse5_phadduwq): Ditto.
4495 (sse5_phaddudq): Ditto.
4496 (sse5_phsubbw): Ditto.
4497 (sse5_phsubwd): Ditto.
4498 (sse5_phsubdq): Ditto.
4499 (sse5_pperm): Ditto.
4500 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4501 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4502 (sse5_pperm_sign_v8hi_v4si): Ditto.
4503 (sse5_pperm_zero_v8hi_v4si): Ditto.
4504 (sse5_pperm_sign_v4si_v2di): Ditto.
4505 (sse5_pperm_sign_v4si_v2di): Ditto.
4506 (sse5_pperm_pack_v2di_v4si): Ditto.
4507 (sse5_pperm_pack_v4si_v8hi): Ditto.
4508 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4509 (sse5_perm<mode>): New SSE5 intrinsic insn.
4510 (rotl<mode>3): Ditto.
4511 (sse5_rotl<mode>3): Ditto.
4512 (sse5_ashl<mode>3): Ditto.
4513 (sse5_lshl<mode>3): Ditto.
4514 (sse5_frcz<mode>2): Ditto.
4515 (sse5s_frcz<mode>2): Ditto.
4516 (sse5_cvtph2ps): Ditto.
4517 (sse5_cvtps2ph): Ditto.
4518 (sse5_vmmaskcmp<mode>3): Ditto.
4519 (sse5_com_tf<mode>3): Ditto.
4520 (sse5_maskcmp<mode>3): Ditto.
4521 (sse5_maskcmp_uns<mode>3): Ditto.
4522 (sse5_maskcmp_uns2<mode>3): Ditto.
4523 (sse5_pcom_tf<mode>3): Ditto.
4525 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4527 (sse5_comparison_float_operator): New predicate to match the
4528 comparison operators supported by the SSE5 com instruction.
4529 (ix86_comparison_int_operator): New predicate to match just the
4530 signed int comparisons.
4531 (ix86_comparison_uns_operator): New predicate to match just the
4532 unsigned int comparisons.
4534 * doc/invoke.texi (-msse5): Add documentation.
4535 (-mfused-madd): Ditto.
4537 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4539 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4541 (x86_64-*-*): Ditto.
4543 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4545 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4546 intrinisics for SSE5.
4548 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4551 * config/i386/mmintrin-common.h: New file, to contain common
4552 instructions between SSE4.1 and SSE5.
4554 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4555 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4556 (gen_regparm_prefix): Ditto.
4558 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4559 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4560 prototype_p to determine if a function is prototyped.
4562 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4564 * config/dfp-bit.c (dfp_conversion_exception): New function.
4565 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4566 (DFP_TO_INT): Ditto.
4567 (INT_TO_DFP): Ditto.
4568 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4570 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4573 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4574 before sp restoration even when total_size is 0, but
4575 frame_pointer_needed.
4577 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4579 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4580 (xtensa_copy_incoming_a7): Use start_sequence instead of
4581 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4582 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4583 of the saveregs sequence.
4585 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4587 * c-tree.h (grokfield): Add a "tree *" argument.
4588 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4589 Chain nested decl attributes to it. Don't call decl_attributes here.
4590 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4591 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4592 (grokfield): Take a pointer to the decl's attributes and pass
4593 it to grokdeclarator.
4594 * c-parser.c (c_parser_struct_declaration): Update the calls to
4595 grokfield. Call decl_attributes for anonymous struct and union
4598 2007-09-12 Jan Hubicka <jh@suse.cz>
4600 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4602 2007-09-12 Ira Rosen <irar@il.ibm.com>
4604 PR tree-optimization/32377
4605 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4606 between positive and negative dependence distance using DDR_REVERSED_P.
4608 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4610 PR tree-optimization/33373
4611 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4612 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4614 2007-09-12 Jan Hubicka <jh@suse.cz>
4617 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4620 2007-09-12 Christian Bruel <christian.bruel@st.com>
4622 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4623 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4625 2007-09-12 Ira Rosen <irar@il.ibm.com>
4627 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4628 for oprnd1 if not required.
4629 (vectorizable_operation): Use scalar operand in SLP in case of
4630 shift with scalar argument.
4632 2007-09-12 Ira Rosen <irar@il.ibm.com>
4634 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4637 2007-09-11 James E. Wilson <wilson@specifix.com>
4639 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4640 TARGET_UNWIND_INFO is defined.
4641 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4644 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4646 * config/sh/sh.c (calc_live_regs): Use
4647 current_function_saves_all_registers instead of
4648 current_function_has_nonlocal_label.
4649 (sh_allocate_initial_value): Likewise.
4650 (sh_get_pr_initial_val): Likewise.
4651 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4652 * config/sh/sh.md (load_ra): Likewise.
4654 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4656 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4659 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4660 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4662 2007-09-12 Sa Liu <saliu@de.ibm.com>
4664 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4665 operands to DFmode GE or LE compares.
4667 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4669 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4670 REG_CLASS_NAMES): Add P0REGS.
4671 (REGNO_REG_CLASS): Return it where appropriate.
4672 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4673 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4674 * doc/md.texi (Blackfin family): Document 'q' constraints.
4676 2007-09-11 Steve Kenton <skenton@ou.edu>
4678 * pa/linux-unwind.h: Guard with inhibit_libc.
4679 * pa/hpux-unwind.h: Likewise.
4681 2007-09-11 David Daney <ddaney@avtrex.com>
4683 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4684 * doc/install.texi: Document new --with-llsc and --without-llsc
4686 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4687 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4688 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4690 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4691 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4692 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4693 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4694 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4695 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4696 * config/mips/mips.opt (mllsc): New option.
4697 * config/mips/mips.c (mips_llsc): Define variable.
4698 (mips_handle_option): Handle mllsc option.
4699 (override_options): Set mips_print_operand_punct for '|' and '-'.
4700 (print_operand): Add new %| and %- operand codes.
4701 * config/mips/mips.h (mips_llsc_setting): New enum type.
4702 (mips_llsc): Declare.
4703 (OPTION_DEFAULT_SPECS): Add llsc handling.
4704 (GENERATE_SYNC): New macro.
4705 (GENERATE_LL_SC): New macro.
4706 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4707 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4708 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4709 in %| and %- operand codes.
4711 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4713 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4714 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4716 2007-09-11 Jason Merrill <jason@redhat.com>
4719 * stor-layout.c (layout_decl): Do pack variable size fields.
4721 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4723 * config/m68k/predicates.md (movsi_const0_operand,
4724 non_symbolic_call_operand): New predicates.
4726 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4728 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4729 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4730 CW, CZ, CS, Ap and Ac.
4732 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4733 (constraints.md): New include.
4734 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4735 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4736 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4738 (pushdi): Add split.
4739 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4740 attributes. Split tstsi_internal_68020_cf from it.
4741 (tstsi_internal_68020_cf): New pattern.
4742 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4743 (tst<mode>_cf): Specify attributea.
4744 (cmpsi_cf): Name pattern. Specify attributes.
4745 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4746 (pushexthisi_const): Fix to use alternatives. Specify
4748 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4749 from it. Fix to use alternatives. Specify attributes.
4750 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4751 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4753 (movsf_cf_soft): Specify attributes.
4754 (movdf_cf_soft): Add split.
4755 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4756 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4757 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4758 (truncdfsf2_68881): Name pattern. Specify attributes.
4759 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4760 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4761 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4763 (addsi3_5200): Fix to use alternatives. Specify attributes.
4765 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4766 (subsi3): Add alternative for subq.l. Specify attributes.
4767 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4768 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4770 (umulhisi3): Specify attributes.
4771 (mulhisisi3_z): Name pattern. Specify attributes.
4772 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4773 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4774 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4775 bsetmemqi): Specify attributes.
4776 (bsetmemqi_ext): Name pattern. Specify attributes.
4777 (bclrmemqi): Specify attributes.
4778 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4779 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4781 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4782 pattern. Specify attributes.
4783 (jump): Specify attributes.
4784 (tablejump_internal): Name pattern. Specify attributes.
4785 (call_value): Split into non_symbolic_call_value,
4786 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4787 alternatives. Specify attributes.
4788 (non_symbolic_call_value, symbolic_call_value_jsr,
4789 symbolic_call_value_bsr): New patterns.
4790 (nop, return, unlink, indirect_jump): Specify attributes.
4791 (trap): Fix condition. Specify attributes.
4794 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4795 (override_options): Initialize it. Initialize m68k_sched_cpu.
4796 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4797 (const_method): Make global, rename to m68k_const_method.
4798 (const_int_cost, output_move_const_into_data_reg): Update.
4799 (output_move_double): Parametrize to emit rtl code, rename to
4801 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4802 emit_movsi): New static functions.
4803 (output_move_double): New function with semantics of old
4805 (m68k_emit_move_double): New function.
4806 (m68k_sched_cpu): New variable.
4807 (attr_op_type): New enum.
4808 (sched_guess_p): New variable.
4809 (sched_address_type, sched_operand_type, sched_attr_op_type):
4810 New static functions.
4811 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4812 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4813 (sched_branch_type): New static variable.
4814 (m68k_sched_branch_type): New function.
4815 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4816 (m68k_symbolic_call_var): Declare.
4817 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4818 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4819 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4820 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4823 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4825 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4826 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4827 error if __builtin_va_arg_pack_len () wasn't optimized out during
4829 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4830 with the number of inline's anonymous arguments.
4831 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4833 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4835 * fold-const.c (extract_muldiv_1): Do not simplify
4838 2007-09-11 Jan Hubicka <jh@suse.cz>
4840 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4841 (TARGET_INTER_UNIT_CONVERSIONS): New.
4842 * i386.md (floatsi expanders): Remove redundant check for SImode
4843 source; offload to memory when asked for.
4844 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4845 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4847 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4848 floatsidf2_mixed_memory, floatsidf2_sse_memory
4849 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4850 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4852 2007-09-11 Jan Hubicka <jh@suse.cz>
4854 * toplev.c (process_options): all frontends now do unit-at-a-time.
4855 * cgraphunit.c: update comments.
4856 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4857 * c-decl.c (finish_function): use cgraph_add_new_function.
4858 * function.c (expand_function_end): We are always unit-at-a-time.
4860 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4862 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4863 settings for MIPS16.
4864 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4866 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4868 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4869 SYMBOL_FORCE_TO_MEM constants.
4870 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4871 (mips16_rewrite_pool_refs_info): New structure.
4872 (mips16_rewrite_pool_constant): New function, split out from...
4873 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4874 mips16_rewrite_pool_refs_info structure rather than a pointer
4875 to a constant pool. Force force_to_mem_operands into memory.
4876 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4877 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4878 * config/mips/constraints.md (kf): New constraint.
4879 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4880 (*movsi_mips16): Likewise.
4882 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4883 Nigel Stephens <nigel@mips.com>
4884 David Ung <davidu@mips.com>
4886 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4887 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4888 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4889 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4890 (mips_zero_extend_cost): New functions.
4891 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4892 Use the new functions. Tweak many cost estimates, both here
4893 and in the new subroutines. Return false when the cost of the
4894 operands has not been calculated. Check for *clear_upper32.
4895 Check for floating-point multiply-add, reciprocal and rsqrt
4896 patterns. Handle comparison and rotation codes.
4898 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4900 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4902 * config/i386/i386.c (get_dllimport_decl): Don't strip
4905 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4908 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4909 declarations to top.
4910 (DFP_TO_BFP): Use for either XFmode or TFmode.
4911 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4913 * config/dfp-bit.h: Include float.h.
4914 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4915 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4916 which doesn't mean the same thing.
4917 (BFP_KIND): Use 4 to mean TFmode.
4918 (BFP_FMT): Specify the number of decimal digits based on the
4919 number of mantissa digits.
4920 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4921 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4922 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4923 (TFtype): Define if TFmode is supported.
4924 * doc/libgcc.texi (Decimal float library routines): Document
4925 TF conversion functions.
4927 2007-09-10 Chao-ying Fu <fu@mips.com>
4929 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4930 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4931 (mips_emit_compare): Process fixed-point modes.
4932 (mips_pad_arg_upward): Support fixed-point types.
4933 (override_options): Allow fixed-point modes in accumulators.
4934 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4935 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4936 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4937 (mips_scalar_mode_supported_p): New function to accept fixed-point
4938 modes if the width is not greater than two BITS_PER_WORD.
4939 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4940 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4941 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4942 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4943 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4945 ("IMODE"): New mode attribute.
4946 (mips-fixed.md): Include.
4947 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4949 * config/mips/mips-fixed.md: New file.
4951 2007-09-11 Ben Elliston <bje@au.ibm.com>
4953 * config/spu/spu.md: Formatting fixes.
4955 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4957 * config/dfp-bit.c (dfp_unary_func): Delete.
4958 (dfp_unary_op): Delete.
4959 (dfp_binary_op): Use decFloat functions instead of decNumber
4960 functions for binary operations.
4961 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4962 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4964 (dfp_compare_op): Use decFloat functions insteadof decNumber
4965 functions for comparisons.
4966 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4967 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4969 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4970 call to dxx_binary_op and decFloat function.
4971 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4972 calls to dxx_binary_op and decFloat function.
4973 * config/dfp-bit.h: Include decFloat header files.
4974 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4975 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4976 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4977 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4979 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4980 Jan Sjodin <jan.sjodin@amd.com>
4982 * tree-vect-analyze.c (vect_analyze_operations): Change
4983 comparison of loop iterations with threshold to less than
4984 or equal to instead of less than. Reduce
4985 min_scalar_loop_bound by one.
4986 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4987 Change prologue and epilogue iterations estimate to vf/2,
4988 when unknown at compile-time. Change versioning guard
4989 cost to taken_branch_cost. If peeling for alignment is
4990 unknown at compile-time, change peel guard costs to one
4991 taken branch and one not-taken branch per peeled loop.
4992 If peeling for alignment is known but number of scalar loop
4993 iterations is unknown at compile-time, change peel guard
4994 costs to one taken branch per peeled loop. Change the cost
4995 model equation to consider vector iterations as the loop
4996 iterations less the prologue and epilogue iterations.
4997 Change outside vector cost check to less than or equal to
4998 zero instead of equal to zero.
4999 (vect_do_peeling_for_loop_bound): Reduce
5000 min_scalar_loop_bound by one.
5001 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5002 TARG_COND_NOT_TAKEN_BRANCH_COST.
5003 * config/i386/i386.h (processor_costs): Add
5004 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5005 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5006 vec_align_load_cost, vect_unalign_load_cost,
5007 vec_store_cost, cond_taken_branch_cost,
5008 cond_not_taken_branch_cost.
5009 Define macros for x86 costs.
5010 * config/i386/i386.c:
5011 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5012 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5013 scalar_to_vec_cost, vec_align_load_cost,
5014 vect_unalign_load_cost, vec_store_cost,
5015 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5016 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5017 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5018 core2_cost, generic64_cost, generic32_cost): Set to default
5020 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5021 (x86_builtin_vectorization_cost): New.
5023 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5024 Ben Elliston <bje@au.ibm.com>
5026 * dfp.c: Include decimal128Local.h;
5027 (dfp_byte_swap): Remove.
5028 (encode_decimal32, decode_decimal32): Don't handle endianness.
5029 (encode_decimal64, decode_decimal64): Ditto.
5030 (encode_decimal128, decode_decimal128): Ditto.
5031 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5033 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5035 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5036 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5038 2007-09-10 David Daney <ddaney@avtrex.com>
5040 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5042 (memory_barrier): Rewrote as an insn that clobbers memory.
5044 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5046 * config/mips/mips.c (mips_global_pointer): Check
5047 call_really_used_regs instead of call_used_regs.
5048 (mips_save_reg_p): Likewise. Save all call-saved registers
5049 if current_function_saves_all_registers. Fix indentation.
5050 No longer treat $18 as a special case.
5051 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5053 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5055 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5056 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5057 the introductory comment.
5058 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5059 (override_options): Don't test for it.
5060 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5061 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5062 * config/mips/vr.h: As for config/mips/sde.h.
5064 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5065 Revital Eres <eres@il.ibm.com>
5067 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5068 (struct ddg): Define.
5069 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5070 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5071 * config/spu/spu.c: Include ddg.h.
5072 (TARGET_SCHED_SMS_RES_MII): Define.
5073 (spu_sms_res_mii): New function to calculate mii.
5074 * modulo-sched (res_MII): Use it.
5075 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5077 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5079 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5080 pool entries since they might hold values that must not be shared.
5082 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5085 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5086 Use 'N' operand constraint for op2.
5087 (lshr<mode>3): Ditto.
5088 (ashl<mode>3): Ditto.
5089 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5090 (vec_shr_<mode>): Ditto.
5091 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5092 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5094 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5096 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5097 Change mode macro in the last real_2expN parameter to uppercase.
5099 2007-09-10 Michael Matz <matz@suse.de>
5101 * tree-pass.h (pass_cselim): Declare new pass.
5102 * passes.c (init_optimization_passes): Link in pass_cselim.
5103 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5104 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5105 cond_store_replacement.
5106 (condstoretemp): New static variable.
5107 (cond_store_replacement): New function.
5108 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5109 tree_ssa_phiopt_worker.
5110 (struct name_to_bb): New.
5111 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5112 nt_init_block, nt_fini_block): New static functions.
5113 (seen_ssa_names, nontrap_set): New static variables.
5114 (gate_cselim, pass_cselim): Define new pass.
5115 * common.opt (ftree-cselim): New flag.
5116 * toplev.c (process_options): Set flag_tree_cselim if required.
5118 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5120 * simplify-rtx.c (simplify_relational_operation_1): For recent
5121 canonicalization, don't recurse if op1 equals both PLUS arguments.
5123 2007-09-09 David Daney <ddaney@avtrex.com>
5125 * optabs.c (expand_sync_operation): Use plus insn if minus
5127 (expand_sync_fetch_operation): Ditto.
5129 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5131 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5133 (*floatsisf2_sse_vector): Likewise.
5135 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5137 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5139 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5141 * config/i386/i386.h (ix86_tune_indices): Rename
5142 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5143 (TARGET_USE_VECTOR_CONVERTS): Updated.
5144 * config/i386/i386.c: Likewise.
5146 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5147 Nigel Stephens <nigel@mips.com>
5149 * doc/invoke.texi (Overall Options): Add .sx file extension
5150 as a synonym for .S.
5151 * cppspec.c (known_suffixes): Likewise.
5152 * gcc.c (default_compilers): Likewise.
5154 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5157 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5158 * simplify-rtx.c (simplify_relational_operation_1): Add the
5159 canonicalization from i386.h.
5160 * doc/md.texi (Canonicalization of Instructions): Document it.
5162 2007-09-09 Jan Hubicka <jh@suse.cz>
5163 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5165 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5166 (TARGET_USE_VECTOR_CONVERTS): New.
5167 * i386.md: New post-reload splitters for converting SF to DF and DF to
5169 (floatsi* expander): Special case vector conversions.
5170 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5171 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5172 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5173 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5174 Disable when doing vector converts.
5175 (floatsi<mode>2_i387): Disable when
5176 * sse.md (vec_dupv2df): Export.
5177 * i386.c (ix86_tune_features): Enable SSE conversions.
5179 2007-09-09 Richard Guenther <rguenther@suse.de>
5181 * tree-ssa-operands.c (add_virtual_operand): Only mark
5182 stores as has_volatile_ops if alias information is not available.
5184 2007-09-09 Revital Eres <eres@il.ibm.com>
5186 * doc/contrib.texi: Add myself.
5188 2007-09-09 Ira Rosen <irar@il.ibm.com>
5190 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5191 stmt_vinfo_set_outside_of_loop_cost): New functions.
5192 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5193 (vect_model_simple_cost): Call
5194 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5195 field instead of calling vect_get_cost_fields.
5196 (vect_model_store_cost, vect_model_load_cost): Likewise.
5198 2007-09-09 Revital Eres <eres@il.ibm.com>
5200 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5201 declaration to bdesc_paired_preds variable.
5202 (paired_expand_builtin): Likewise.
5204 2007-09-09 Revital Eres <eres@il.ibm.com>
5206 * dbgcnt.def (sms_sched_loop): New counter.
5207 * modulo-sched.c: Use sms_sched_loop instead of
5208 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5209 perform swing modulo scheduling on. Include dbgcnt.h.
5210 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5211 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5213 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5215 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5216 Substitute all uses with ...
5217 (MODEF): New mode iterator.
5219 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5220 from pre-regalloc define_insn_and_split splitter pattern.
5221 (*fix_trunc<mode>_i387_1): Ditto.
5222 (*fistdi2_1): Ditto.
5223 (*fist<mode>2_1): Ditto.
5224 (frndintxf2_floor): Ditto.
5225 (*fist<mode>2_floor_1): Ditto.
5226 (frndintxf2_ceil): Ditto.
5227 (*fist<mode>2_ceil_1): Ditto.
5228 (frndintxf2_trunc): Ditto.
5229 (frndintxf2_mask_pm): Ditto.
5231 (prologue): Use (const_int 0) as never generated filler insn.
5233 (sibcall_epilogue): Ditto.
5234 (eh_return_si): Ditto.
5235 (eh_return_di): Ditto.
5237 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5238 using MODEF mode iterator.
5239 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5240 using MODEF mode iterator.
5241 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5242 using MODEF mode iterator.
5243 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5244 Macroize expander using MODEF mode iterator.
5246 (zero_extendsidi2): Remove operand constraints from expander.
5247 (smuldi3_highpart): Ditto.
5248 (indirect_jump): Ditto.
5251 * config/i386/sse.md (storentv4sf): Ditto.
5252 (storentv2df): Ditto.
5253 (storentv2di): Ditto.
5255 (sse2_cvtpd2ps): Ditto.
5256 (vec_interleave_highv16qi): Ditto.
5257 (vec_interleave_lowv16qi): Ditto.
5258 (vec_interleave_highv8hi): Ditto.
5259 (vec_interleave_lowv8hi): Ditto.
5260 (vec_interleave_highv4si): Ditto.
5261 (vec_interleave_lowv4si): Ditto.
5262 (vec_interleave_highv2di): Ditto.
5263 (vec_interleave_lowv2di): Ditto.
5264 (sse2_maskmovdqu): Ditto.
5265 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5267 2007-09-09 Ira Rosen <irar@il.ibm.com>
5269 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5270 (struct _slp_tree, struct _slp_instance): Define new data structures
5271 along macros for their access.
5272 (struct _loop_vec_info): Define new fields: strided_stores,
5273 slp_instances, and slp_unrolling_factor along macros for their access.
5274 (enum slp_vect_type): New.
5275 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5277 (STMT_VINFO_STRIDED_ACCESS): New macro.
5278 (vect_free_slp_tree): Declare.
5279 (vectorizable_load): Add an argument of type slp_tree.
5280 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5281 vectorizable_assignment): Likewise.
5282 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5283 Declare (make extern).
5284 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5285 (new_loop_vec_info): Likewise.
5286 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5287 * tree-vect-analyze.c: Include recog.h.
5288 (vect_update_slp_costs_according_to_vf): New.
5289 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5290 functions. For not pure SLP stmts with strided access check that the
5291 group size is power of 2. Update the vectorization factor according to
5292 SLP. Call vect_update_slp_costs_according_to_vf.
5293 (vect_analyze_group_access): New.
5294 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5295 (vect_free_slp_tree): New functions.
5296 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5297 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5298 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5299 vect_detect_hybrid_slp): Likewise.
5300 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5301 and vect_detect_hybrid_slp.
5302 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5303 SLP costs into account.
5304 (vect_get_cost_fields): New function.
5305 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5307 (vect_model_store_cost, vect_model_load_cost): Likewise.
5308 (vect_get_constant_vectors): New function.
5309 (vect_get_slp_vect_defs, vect_get_slp_defs,
5310 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5311 vect_get_vec_defs): Likewise.
5312 (vectorizable_reduction): Don't handle SLP for now.
5313 (vectorizable_call): Don't handle SLP for now. Add argument to
5314 vect_model_simple_cost.
5315 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5316 get SLPed and vectorized defs). Fix indentation and spacing.
5317 (vectorizable_assignment): Handle SLP.
5318 (vectorizable_induction): Don't handle SLP for now.
5319 (vectorizable_operation): Likewise.
5320 (vectorizable_type_demotion): Add argument to
5321 vect_model_simple_cost.
5322 (vectorizable_type_promotion): Likewise.
5323 (vectorizable_store, vectorizable_load): Handle SLP.
5324 (vectorizable_condition): Don't handle SLP for now.
5325 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5326 no SLP transformation required for unsupported cases. Add SLP
5327 argument for supported cases.
5328 (vect_remove_stores): New function.
5329 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5330 (vect_transform_loop): Schedule SLP instances.
5331 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5333 2007-09-09 Andrew Haley <aph@redhat.com>
5335 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5338 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5340 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5341 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5342 Similar for what label_refs can go in the JUMP_TARGET field. Split
5343 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5344 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5345 REG_LABEL when replacing an operand with a LABEL_REF for a
5347 (subst_reloads): When replacing a LABEL_REG with a register,
5348 instead of generating a REG_LABEL note, assert that there already
5349 is one or that the label is a known target for the insn.
5350 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5351 note, check the JUMP_LABEL field. Remove "else" after return.
5352 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5353 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5354 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5355 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5356 insns. Iterate over all notes; don't assume there's only one.
5357 * cse.c (recorded_label_ref): Adjust comment to refer to
5359 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5360 insns, not just NONJUMP_INSN_P.
5361 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5362 isn't a jump target.
5363 * jump.c (rebuild_jump_labels): Adjust head comment.
5364 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5365 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5366 (mark_all_labels): For JUMP_P insns without a target, check if the
5367 the target is noted on the previous nonjump insn.
5368 (mark_jump_label_1): New function, guts from mark_jump_label.
5369 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5370 marking jump target labels.
5371 <case LABEL_REF>: Adjust for whether to generate a
5372 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5373 For 'E' format rtl, iterate in descending element order.
5374 (delete_related_insns): Handle both REG_LABEL_TARGET and
5375 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5376 reference count, delete and fallthrough. Move finding-next-
5377 non-deleted insn last in the function. Look at all INSN_P insns
5378 for REG_LABEL_OPERAND notes.
5379 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5381 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5382 JUMP_LABEL, output the INSN_UID of it.
5383 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5384 and/or REG_LABEL_TARGET.
5385 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5386 with jump.c copy by only adding notes for labels actually
5387 referenced in the insn.
5388 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5389 usage count increment; handle all INSN_P trial insns.
5390 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5392 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5393 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5394 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5396 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5397 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5398 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5399 on all INSN_P insns.
5400 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5401 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5402 REG_LABEL_OPERAND notes.
5403 * reload1.c (calculate_needs_all_insns): Adjust comments.
5404 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5405 * config/alpha/alpha.md (split for load of an address into a
5406 four-insn sequence on Unicos/Mk): Adjust to use
5408 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5410 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5413 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5414 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5415 FOR_BB_INSNS_SAFE instead of for loop.
5416 * cse.c (cse_extended_basic_block): Likewise.
5417 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5418 that the for loop does not invoke NEXT_INSN on a deleted insn.
5419 * function.c (instantiate_virtual_regs): Likewise.
5420 * lower-subreg.c (remove_retval_note): Likewise.
5421 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5423 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5425 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5426 insn, if it's a jump.
5427 (try_redirect_by_replacing_jump): New variable jump_p. Call
5428 tablejump_p before delete_insn_chain.
5429 * reload1.c (reload): New variable next. Make sure that the for
5430 loop does not invoke NEXT_INSN on a deleted insn.
5431 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5432 (delete_output_reload): New variable prev. Make sure the the for
5433 loops do not invoke PREV_INSN on a deleted insn.
5435 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5437 * pa/constraints.md: Remove 'X' from unused letters comment.
5439 2007-09-08 Richard Guenther <rguenther@suse.de>
5441 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5442 computed check stmt_ann->references_memory instead of counting
5445 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5447 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5448 validate_change() in one more case.
5450 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5452 PR tree-optimization/32283
5453 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5454 estimated_loop_iterations.
5455 (determine_use_iv_cost_condition): Decrease cost of expressions
5456 used in iv elimination.
5458 2007-09-08 Richard Guenther <rguenther@suse.de>
5460 * tree-cfg.c (verify_gimple_expr): Avoid building new
5461 pointer types, use TYPE_POINTER_TO if available instead.
5463 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5466 PR rtl-optimization/26449
5467 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5468 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5470 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5471 define_expand. Split insn in split1 pass.
5474 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5476 PR tree-optimization/33301
5477 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5480 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5482 PR tree-optimization/32183
5483 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5485 * tree-ssa-reassoc.c: Include cfgloop.h.
5486 (is_reassociable_op): Add a loop argument and return true only
5488 (linearize_expr): Updated.
5489 (should_break_up_subtract): Likewise.
5490 (linearize_expr_tree): Likewise.
5491 (init_reassoc): Call loop_optimizer_init with
5492 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5493 with CDI_DOMINATORS.
5494 (fini_reassoc): Call loop_optimizer_finalize.
5496 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5498 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5499 if there is no i-cache.
5501 2007-09-07 Richard Guenther <rguenther@suse.de>
5504 2007-09-06 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/32586
5507 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5508 folding if nothing changed.
5509 (simplify_unary_expression): New function. Do tree combining
5510 on conversion like codes.
5511 (try_to_simplify): Call it.
5513 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5516 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5517 (__gthread_active,__gthread_start, __gthread_active_init): New.
5518 * gthr-posix95.h: Likewise.
5520 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5522 * function.h (struct function): Rename calls_unwind_init
5523 to saves_all_registers.
5524 (current_function_saves_all_registers): Renamed from
5525 current_function_calls_unwind_init.
5526 * reload1.c (reload): Set current_function_saves_all_registers.
5527 * except.c (expand_builtin_unwind_init): Likewise.
5528 * config/m68k/m68k.c (m68k_save_reg): Use
5529 current_function_saves_all_registers to save pic register.
5531 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5533 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5534 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5536 Reapply reverted changes:
5538 2007-09-06 Jan Hubicka <jh@suse.cz>
5540 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5543 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5545 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5546 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5548 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5550 * optabs.c (expand_float): Convert unsigned integer as signed only
5551 if it provides sufficient accuracy; add mode argument to real_2expN.
5552 (expand_fix): Fix comment typos; extend binary float into mode
5553 wider than destination for converion to unsigned integer; add mode
5554 argument to real_2expN.
5555 * real.c (real_2expN): Add mode argument to special-case decimal
5557 * real.h (real_2expN): Ditto.
5558 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5560 (fixed_from_string): Ditto.
5561 (fixed_to_decimal): Ditto.
5562 (fixed_convert_from_real): Ditto.
5563 (real_convert_from_fixed): Ditto.
5564 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5565 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5566 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5567 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5569 2007-09-07 Diego Novillo <dnovillo@google.com>
5571 * tree-flow.h (const_block_stmt_iterator): Remove.
5572 Update all users to use block_stmt_iterator.
5573 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5574 Update all users to use tree_stmt_iterator.
5576 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5578 * config/mips/mips.c (mips_set_current_function): Temporarily
5579 make this a no-op to fix bootstrap errors, pending rewrite.
5581 2007-09-07 Jan Hubicka <jh@suse.cz>
5583 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5586 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5588 PR tree-optimization/33299
5589 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5590 uses for all relevant loop-exit phis, not just the first.
5592 2007-09-07 Richard Guenther <rguenther@suse.de>
5595 * tree-ssa-operands.c (access_can_touch_variable): An access
5596 of the form (*p)[0] can touch a variable of same size.
5598 2007-09-07 Jan Hubicka <jh@suse.cz>
5600 * passes.c (init_optimization_passes): Add simple dce and addressable
5602 * tree-ssa.c (execute_update_addresses_taken): New function.
5603 (pass_update_address_taken): New.
5604 * tree-ssa-dse.c (execute_simple_dse): New function.
5605 (pass_simple_dse): New.
5606 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5608 2007-09-07 Tobias Burnus <burnus@net-b.de>
5611 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5613 2007-09-07 Richard Guenther <rguenther@suse.de>
5616 2007-09-06 Richard Guenther <rguenther@suse.de>
5618 PR tree-optimization/32586
5619 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5620 folding if nothing changed.
5621 (simplify_unary_expression): New function. Do tree combining
5622 on conversion like codes.
5623 (try_to_simplify): Call it.
5625 2007-09-07 Richard Guenther <rguenther@suse.de>
5626 Uros Bizjak <ubizjak@gmail.com>
5628 PR tree-optimization/32821
5629 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5630 NULL in the call to set_bb_stmt_list.
5632 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5634 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5635 float calls here, rather than leaving some to the caller.
5636 Use call_internal_direct and call_value_internal_direct.
5637 * config/mips/mips.md (call_internal_direct): New pattern.
5638 (call_value_internal_direct): Likewise.
5640 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5642 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5643 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5645 (override_options): Set mips_base_move_loop_invariants.
5647 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5649 * config/mips/mips.opt (mcode-readable=): Move to keep list
5652 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5654 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5655 and -mgpopt options. Adjust the -G documentation to match.
5656 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5657 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5658 function, split out from mips_classify_symbol. Return false for
5659 !TARGET_LOCAL_SDATA.
5660 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5661 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5662 (override_options): Check whether the -mgpopt setting is consistent
5663 with the other flags.
5664 (symbolic_expression_p): Delete.
5665 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5666 and default_elf_select_rtx_section.
5667 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5668 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5669 external data and TARGET_EXTERN_SDATA.
5671 2007-09-07 Tobias Burnus <burnus@net-b.de>
5674 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5676 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5678 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5679 FOR_BB_INSNS_SAFE instead of for loop.
5680 * cse.c (cse_extended_basic_block): Likewise.
5681 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5682 that the for loop does not invoke NEXT_INSN on a deleted insn.
5683 * function.c (instantiate_virtual_regs): Likewise.
5684 * lower-subreg.c (remove_retval_note): Likewise.
5685 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5687 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5689 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5690 insn, if it's a jump.
5691 (try_redirect_by_replacing_jump): New variable jump_p. Call
5692 tablejump_p before delete_insn_chain.
5693 * reload1.c (reload): New variable next. Make sure that the for
5694 loop does not invoke NEXT_INSN on a deleted insn.
5695 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5696 (delete_output_reload): New variable prev. Make sure the the for
5697 loops do not invoke PREV_INSN on a deleted insn.
5699 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5701 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5702 * cgraph.h (rebuild_cgraph_edges): Declare.
5703 * tree-pass.h (pass_expand_omp_ssa): New.
5704 * omp-low.c (find_omp_clause): Export.
5705 (copy_var_decl): Split from omp_copy_decl_2.
5706 (build_omp_barrier): Return the call to emit instead of emitting
5708 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5710 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5711 expand_omp_for_generic, expand_omp_for_static_nochunk,
5712 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5713 Adapted to work on SSA form.
5714 (execute_expand_omp): Do not invalidate dominance information.
5715 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5716 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5717 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5719 (force_gimple_operand): Allow gimplifying code expressions without
5721 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5722 * common.opt (fopenmp-ssa): New.
5723 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5724 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5725 * tree-cfg.c: Include tree-inline.h.
5726 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5727 (replace_by_duplicate_decl, replace_ssa_name,
5728 mark_virtual_ops_in_region): New functions.
5729 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5730 to work on SSA form.
5731 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5732 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5735 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5737 * tree-loop-linear.c: Include obstack.h.
5738 (linear_transform_loops): New obstack lambda_obstack.
5739 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5740 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5741 and free afterwards.
5742 * lambda.h (struct obstack): New forward declaration.
5743 (lambda_linear_expression_new): New parameter of type struct
5745 (lambda_loopnest_new): Likewise.
5746 (lambda_loopnest_transform): Likewise.
5747 (lambda_body_vector_new): Likewise.
5748 (lambda_body_vector_compute_new): Likewise.
5749 (gcc_loopnest_to_lambda_loopnest): Likewise.
5750 (lambda_loopnest_to_gcc_loopnest): Likewise.
5751 * lambda-code.c: Include obstack.h.
5752 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5754 (lambda_body_vector_new): Likewise.
5755 (lambda_linear_expression_new): Likewise.
5756 (lambda_lattice_new): Likewise.
5757 (lambda_loopnest_new): Likewise. Additionally use obstack to
5758 allocate LN_LOOPS(ret).
5759 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5760 it to lambda_lattice_new.
5761 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5762 Pass it to lambda_body_vector_new.
5763 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5764 it to lambda_lattice_new.
5765 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5766 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5767 (lambda_compute_target_space): Likewise.
5768 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5769 Pass it to lambda_lattice_compute_base and
5770 compute_nest_using_fourieer_motzkin.
5771 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5772 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5773 and lambda_lattice_compute_target_space.
5774 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5775 Pass it to lambda_linear_expression_new.
5776 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5777 to gcc_tree_to_linear_expression.
5778 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5779 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5780 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5781 Pass it to lambda_body_vector_new and
5782 lambda_body_vector_compute_new.
5783 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5784 (lambda-code.o): Likewise.
5786 2007-09-06 Chao-ying Fu <fu@mips.com>
5788 * ginclude/stdfix.h: New file.
5789 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5790 (convert.o): Add dependence on fixed-value.h.
5791 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5792 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5793 to define fixed-point constants.
5794 (c_cpp_builtins): Define fixed-point constants.
5795 * convert.c (fixed-value.h): New include.
5796 (convert_to_real): Update comment to include fixed-point.
5797 Support FIXED_POINT_TYPE.
5798 (convert_to_integer): Update comment to include fixed-point.
5799 Support FIXED_POINT_TYPE.
5800 (convert_to_complex): Support FIXED_POINT_TYPE.
5801 (convert_to_fixed): New function.
5802 * convert.h (convert_to_fixed): Declare.
5803 * genopinit.c: Add comment about $Q for only fixed-point modes.
5804 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5805 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5806 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5807 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5808 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5809 usneg_optab for fixed-point modes.
5810 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5812 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5813 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5814 unsigned saturation optabs, when type is saturating.
5815 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5816 (expand_fixed_convert): New function.
5817 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5818 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5819 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5820 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5821 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5822 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5824 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5825 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5826 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5827 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5828 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5830 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5831 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5832 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5833 fractuns, satfractuns.
5834 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5835 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5836 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5837 OTI_ssmsub_widen, OTI_usmsub_widen.
5838 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5839 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5840 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5841 umsub_widen_optab, usmsub_widen_optab): Define.
5842 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5844 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5846 (expand_fixed_convert): Declare.
5847 * expr.c (convert_move): Support the move of fixed-point modes.
5848 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5849 (categorize_ctor_elements_1): Handle FIXED_CST.
5850 (count_type_elements): Handle FIXED_POINT_TYPE.
5851 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5852 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5854 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5855 multiply and add/subtract for fixed-point types.
5856 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5857 mode, we jump to binop directly.
5858 Support FIXED_CONVERT_EXPR.
5859 (do_store_flag): Check FIXED_CST to put a constant second.
5860 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5861 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5862 (const_vector_from_tree): Support FIXED_CST.
5863 * doc/extend.texi (Fixed-Point): New node.
5864 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5865 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5866 satfract, fractuns, satfractuns): Document them.
5868 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5870 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5871 addresses into I registers.
5873 2007-09-06 Jan Hubicka <jh@suse.cz>
5874 Andreas Tobler <a.tobler@schweiz.org>
5876 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5878 (machopic_legitimize_pic_address): Likewise.
5880 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5881 Jan Hubicka <jh@suse.cz>
5883 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5884 instead of ufloat_optab->handlers directly.
5885 (floatdidf2): Likewise.
5887 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5889 * config/mips/mips.c: Include diagnostic.h.
5890 (mips_set_current_function): Check errorcount and sorrycount
5891 before generating RTL.
5893 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5896 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5897 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5898 (print_operand_reloc): Likewise.
5900 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5904 2007-09-06 Jan Hubicka <jh@suse.cz>
5906 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5909 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5911 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5912 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5914 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5916 * optabs.c (expand_float): Convert unsigned integer as signed only
5917 if it provides sufficient accuracy; add mode argument to real_2expN.
5918 (expand_fix): Fix comment typos; extend binary float into mode
5919 wider than destination for converion to unsigned integer; add mode
5920 argument to real_2expN.
5921 * real.c (real_2expN): Add mode argument to special-case decimal
5923 * real.h (real_2expN): Ditto.
5924 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5926 (fixed_from_string): Ditto.
5927 (fixed_to_decimal): Ditto.
5928 (fixed_convert_from_real): Ditto.
5929 (real_convert_from_fixed): Ditto.
5930 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5931 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5932 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5933 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5935 2007-09-06 Tom Tromey <tromey@redhat.com>
5937 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5938 * c-pch.c (c_common_read_pch): Restore current location after
5940 * tree.c (expand_location): Update.
5941 (expr_filename): Changed return type. Unified the two cases.
5942 (expr_lineno): Likewise.
5943 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5945 * toplev.c (line_table): Changed type.
5946 (general_init): Update.
5947 (realloc_for_line_map): New function.
5948 (general_init): Allocate line_table using GC.
5949 * fix-header.c (line_table): Changed type.
5950 (read_scan_file): Update.
5951 (read_scan_file): Update.
5952 * c-ppoutput.c (maybe_print_line): Update.
5953 (print_line): Update.
5954 (cb_line_change): Update.
5955 (cb_define): Update.
5956 (pp_file_change): Update.
5957 * c-opts.c (c_common_init_options): Update.
5958 (finish_options): Update.
5959 (push_command_line_include): Update.
5960 * c-lex.c (cb_line_change): Update.
5961 (cb_def_pragma): Update.
5962 (cb_define): Update.
5964 (c_lex_with_flags): Use cpp_get_token_with_location.
5965 * input.h (line_table): Changed type.
5966 (location_from_locus): New macro.
5967 * tree.h (EXPR_FILENAME): No longer an lvalue.
5968 (EXPR_LINENO): Likewise.
5969 (expr_locus, set_expr_locus): Declare separately for
5970 USE_MAPPED_LOCATION.
5971 (expr_filename, expr_lineno): Changed return type.
5972 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5973 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5974 (expand_gimple_basic_block): Likewise.
5975 * final.c (final_scan_insn): Use expanded_location.
5977 2007-09-06 Richard Guenther <rguenther@suse.de>
5979 PR tree-optimization/32586
5980 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5981 folding if nothing changed.
5982 (simplify_unary_expression): New function. Do tree combining
5983 on conversion like codes.
5984 (try_to_simplify): Call it.
5985 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5986 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5988 2007-09-06 Jan Hubicka <jh@suse.cz>
5991 * cse.c (fold_rtx): Avoid invalid sharing.
5993 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5995 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5996 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5998 2007-09-06 Revital Eres <eres@il.ibm.com>
6000 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6001 Fix offsettable memory reference for 750CL.
6003 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6005 * reload.c (find_reloads_address_1): Try to preserve original
6006 base/index regclass of operands.
6007 * regrename.c (scan_rtx_address): Likewise.
6008 (replace_oldest_value_addr): Likewise.
6010 2007-09-06 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/33302
6013 * domwalk.c (walk_dominator_tree): The exit block is
6014 interesting even if it is not reachable.
6016 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6019 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6021 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6023 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6026 2007-09-05 Ian Lance Taylor <iant@google.com>
6028 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6030 (dump_generic_node): Likewise.
6031 * print-rtl.c (print_decl_name): Likewise.
6032 * print-tree.c (print_node_brief): Likewise.
6033 (print_node): Likewise.
6034 * Makefile.in (RTL_BASE_H): Add alias.h.
6037 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6039 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6041 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6042 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6044 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6046 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6047 (tm_defines): Define UCLIBC_DEFAULT to 1.
6048 (extra_options): Add linux.opt.
6049 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6050 (CRT_CALL_STATIC_FUNCTION): Likewise.
6051 (NO_IMPLICIT_EXTERN_C): Likewise.
6052 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6053 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6054 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6055 (ENDFILE_SPEC): Don't define.
6056 (LIB_SPEC): Likewise.
6057 (CRT_CALL_STATIC_FUNCTION): Likewise.
6058 (NO_IMPLICIT_EXTERN_C): Likewise.
6059 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6060 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6062 2007-09-06 Jan Hubicka <jh@suse.cz>
6064 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6067 2007-09-06 Jan Hubicka <jh@suse.cz>
6069 * opts.c (common_handle_option): Enable inlining functions for
6072 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6074 * builtin-attrs.def (ATTR_NONNULL_3): New.
6075 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6076 ATTR_NOTHROW_NONNULL_##FA.
6077 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6078 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6079 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6080 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6081 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6082 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6083 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6085 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6086 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6087 ATTR_FORMAT_NOTHROW_3_4): Remove.
6088 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6089 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6090 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6091 instead of ATTR_FORMAT_*_*.
6093 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6095 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6096 parts re-used for REG_FRAME_RELATED_EXPR.
6098 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6100 * optabs.c (expand_float): Convert unsigned integer as signed only
6101 if it provides sufficient accuracy; add mode argument to real_2expN.
6102 (expand_fix): Fix comment typos; extend binary float into mode
6103 wider than destination for converion to unsigned integer; add mode
6104 argument to real_2expN.
6105 * real.c (real_2expN): Add mode argument to special-case decimal
6107 * real.h (real_2expN): Ditto.
6108 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6110 (fixed_from_string): Ditto.
6111 (fixed_to_decimal): Ditto.
6112 (fixed_convert_from_real): Ditto.
6113 (real_convert_from_fixed): Ditto.
6114 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6115 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6116 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6117 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6119 2007-09-05 Ian Lance Taylor <iant@google.com>
6121 * init-regs.c (initialize_uninitialized_regs): Call
6122 emit_insn_before rather than add_insn_before.
6124 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6126 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6127 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6128 * tree-inline.h (copy_body_data): Add call_expr field.
6129 * tree-inline.c (expand_call_inline): Initialize call_expr.
6130 (copy_bb): Append anonymous inline fn arguments to arguments
6131 when inlining a CALL_EXPR_VA_ARG_PACK call.
6132 * builtins.c (expand_builtin): Issue an error if
6133 BUILT_IN_VA_ARG_PACK is seen during expand.
6134 (fold_call_expr, fold_builtin_call_array): Don't fold
6135 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6136 __builtin_va_arg_pack () call as last argument.
6137 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6138 function is __builtin_va_arg_pack (), decrease number of call
6139 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6140 * expr.c (expand_expr_real_1): Issue an error if
6141 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6142 * tree-pretty-print.c (dump_generic_node): Handle printing
6143 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6144 * doc/extend.texi (__builtin_va_arg_pack): Document.
6146 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6148 PR tree-optimization/21513
6149 * builtins.c (build_builtin_expect_predicate): New function.
6150 (fold_builtin_expect): Add argument for expected value.
6151 Distribute __builtin_expect over short-circuiting operations.
6152 Fold nested builtin_expects.
6153 (fold_builtin_2): Adjust call to fold_builtin_expect.
6155 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6158 PR tree-optimization/13756
6159 * doc/invoke.texi (Options That Control Optimization): Document
6162 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6164 * gcc/config/i386/cpuid.h: New file.
6165 * gcc/config/i386/driver-i386.c: Include cpuid.h.
6166 (describe_cache): Shrink size and line strings to 100 bytes.
6167 (detect_caches_amd): Return "" for unsupported max_ext_level.
6168 Use __cpuid function.
6169 (detect_caches_intel): Return "" for unsupported max_level.
6170 Use __cpuid function.
6171 (host_detect_local_cpu): Change feature flag variables to
6172 unsigned int. Initialize only extended feature flag variables.
6173 Use __get_cpuid_max to determine max supported cpuid level.
6174 Use __cpuid function to determine supported features. Fix
6175 calculation of family id. Remove is_amd and check signature
6176 directly. Check for Geode signature. Handle family 4 id.
6177 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6178 cpu discovery code to lower part of the function.
6179 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6180 for sub-architecture.
6181 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6182 [PROCESSOR_K8]: Add k8-sse3 architecture.
6183 [PROCESSOR_NOCONA]: Remove.
6184 [PROCESSOR_GENERIC64]: Ditto.
6185 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6186 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6187 to check for SSE and FXSAVE support.
6188 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6189 Add -minline-all-stringops.
6190 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6191 (x86_64-*-*): Ditto.
6193 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6195 * config/bfin/linux-unwind.h: New file.
6196 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6197 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6199 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6201 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6202 * stmt.c: Include alloc-pool.h.
6203 (struct case_node): Remove GTY marker.
6204 (add_case_node): New parameter case_node_pool. Use it for
6206 (expand_case): New allocation pool case_node_pool. Initialize it,
6207 pass to add_case_node and free it.
6209 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6210 David Ung <davidu@mips.com>
6211 Nigel Stephens <nigel@mips.com>
6213 Add mips16/nomips16 function attributes and -mflip-mips16 option
6214 for testing mixed-mode compilation.
6216 * config/mips/mips.opt (mflip-mips16): New.
6218 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6219 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6221 * config/mips/mips.c (mips_base_target_flags): New.
6222 (mips_base_mips16): New.
6223 (mips_base_schedule_insns): New.
6224 (mips_base_reorder_blocks_and_partition): New.
6225 (mips_base_align_loops): New.
6226 (mips_base_align_jumps): New.
6227 (mips_base_align_functions): New.
6228 (mips16_flipper): New.
6229 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6230 (TARGET_SET_CURRENT_FUNCTION): Define.
6231 (mips_mips16_type_p, mips_nomips16_type_p): New.
6232 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6233 (mips_function_ok_for_sibcall): Make it deal with functions with
6235 (mips_init_split_addresses): New, split out from override_options.
6236 (mips_init_relocs): New, split out from override_options.
6237 (was_mips16_p): New.
6238 (mips_set_mips16_mode): New, split out from override_options.
6239 (mips_set_current_function): New.
6240 (override_options): Add sorry for unsupported mips16/pic
6241 combination. Remove error for mips16/dsp combination. Save
6242 base option settings.
6243 (mips_file_start): Move mips16 mode setting output from here....
6244 (mips_output_function_prologue): ....to here.
6245 (mips_output_mi_thunk): Check for mips16 function.
6246 (build_mips16_function_stub): Don't set .mips16 here.
6247 (build_mips16_call_stub): Likewise.
6248 (mips_expand_builtin): Error in mips16 mode.
6249 (mips_use_mips16_mode_p): New.
6250 (mips_encode_section_info): Check for mips16 function, and set
6251 SYMBOL_REF_FLAGS accordingly.
6253 * doc/extend.texi (Function Attributes): Document new
6254 mips16/nomips16 attributes.
6255 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6256 (MIPS Options): Document -mflip-mips16.
6258 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6260 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6261 if we encounter TLS address in MIPS16 mode.
6262 (mips_legitimize_const_move): Check cannot_force_const_mem for
6263 the (const (plus symbol offset)) case; this forces invalid TLS
6264 address in MIPS16 mode to be caught by the above call to sorry.
6265 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6266 because that now enables emutls, which is not ABI compatible
6267 with native TLS in non-MIPS16 mode.
6269 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6271 Add target hook invoked when cfun changes.
6273 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6274 * target.h (struct gcc_target): Add set_current_function.
6275 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6276 (TARGET_INITIALIZER): Add initializer for set_current_function.
6277 * tree.h (push_struct_function): New.
6278 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6280 (set_cfun): Declare.
6281 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6283 (push_function_context_to): Use allocate_struct_function
6284 to create null context, not init_dummy_function_start. Use set_cfun.
6285 (pop_function_context_from): Use set_cfun.
6286 (in_dummy_function): New.
6287 (invoke_set_current_function_hook): New.
6289 (push_cfun, pop_cfun): Use set_cfun.
6290 (push_struct_function): New.
6291 (allocate_struct_function): Call invoke_set_current_function_hook
6293 (prepare_function_start): Don't set cfun here. Remove unused
6294 argument; fix all callers.
6295 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6296 push_struct_function.
6297 (init_function_start): Set cfun here.
6298 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6299 * omp-low.c (create_omp_child_function): Use push_struct_function
6300 and pop_cfun to save/restore state.
6301 (expand_omp_parallel): Remove unused saved_cfun variable.
6302 * cgraphunit.c (ipa_passes): Use set_cfun.
6303 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6304 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6305 * matrix-reorg.c (transform_allocation_sites): Likewise.
6306 (matrix_reorg): Use set_cfun.
6307 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6308 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6309 assignment to cfun; use set_cfun for the other.
6310 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6311 (dump_function_to_file): Use push_cfun/pop_cfun here.
6312 * c-decl.c (finish_function): Use set_cfun.
6314 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6316 * regrename.c (rerename_optimize): Use deferred rescanning and
6317 insert explicit calls to rescan insns when changed.
6319 2007-09-05 Jan Hubicka <jh@suse.cz>
6321 * optabs.c (libfunc_entry): Change optab to integer.
6322 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6323 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6324 of pointers for hashing.
6326 2007-09-05 Jan Hubicka <jh@suse.cz>
6328 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6330 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6331 * see.c (pass_see): Likewise.
6332 * tracer.c (pass_tracer): Likewise.
6333 * postreload-gcse.c (pass_gcse2): Likewise.
6334 * postreload.c (pass_postreload_cse): Likewise.
6335 * mode-switching.c (pass_mode_switching): Likewise.
6336 * modulo-sched.c (pass_sms): Likewise.
6337 * cse.c (cse_insn): Likewise.
6338 * web.c (pass_web): Likweise.
6339 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6340 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6341 * loop-init.c (pass_rtl_loop_init): Likewise.
6342 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6343 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6344 * global.c (pass_global_alloc): Likewise.
6345 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6346 pass_if_after_reload): Likewise.
6347 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6348 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6349 * regmove.c (pass_regmove): Likewise.
6350 * function.c (pass_thread_prologugues_epilogues): Likewise.
6351 * gcse.c (pass_gcse): Likewise.
6352 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6353 * lower-subreg.c (pass_lower_subreg2): Likewise.
6354 * bt-load.c (pass_branch_target_load): Likewise.
6355 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6356 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6357 * combine.c (pass_combine): Likewise.
6358 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6359 (pass_partition_blocks): Likewise.
6360 * var-tracking.c (pass_variable_track): Likewise.
6361 * reg-stack.c (pass_stack_regs_run): Likewise.
6362 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6363 * passes.c (pass_postreload): Likewise.
6364 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6365 * tree-pass.h (TODO_verify_rtl_sharing): New.
6366 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6367 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6368 TODO_set_props, TODO_df_finish, TODO_df_verify,
6369 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6371 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6374 fold_real_zero_addition_p, reorder_operands_p,
6375 div_if_zero_remainder, fold_undefer_overflow_warnings,
6376 int_binop_types_match_p, fold_convert_const_int_from_int,
6377 fold_convert_const_int_from_real,
6378 fold_convert_const_int_from_fixed,
6379 fold_convert_const_real_from_real,
6380 fold_convert_const_real_from_fixed,
6381 fold_convert_const_fixed_from_fixed,
6382 fold_convert_const_fixed_from_int,
6383 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6384 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6385 debug_fold_checksum, multiple_of_p): Constify.
6386 * tree-flow-inline.h (get_lineno): Likewise.
6387 * tree-flow.h (get_lineno): Likewise.
6388 * tree-object-size.c (compute_object_offset, addr_object_size,
6389 alloc_object_size, pass_through_call): Likewise.
6390 * tree-pretty-print.c (op_symbol, print_call_name,
6391 print_struct_decl, do_niy): Likewise.
6392 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6393 debug_fold_checksum): Likewise.
6395 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6398 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6399 note, remove the associated REG_RETVAL note.
6401 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6403 * config.gcc (powerpc*-*-*): Install
6404 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6405 * config/rs6000/spu2vmx.h: New header.
6406 * config/rs6000/si2vmx.h: New header.
6407 * config/rs6000/vec_types.h: New header.
6409 2007-09-05 Ben Elliston <bje@au.ibm.com>
6411 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6413 2007-09-05 Ben Elliston <bje@au.ibm.com>
6415 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6417 (__stdcx): Make asm volatile.
6418 (__stwcx, __stdcx): Return only 0 or 1.
6420 2007-09-05 Jan Hubicka <jh@suse.cz>
6424 2007-09-04 Jan Hubicka <jh@suse.cz>
6425 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6427 2007-09-04 Richard Guenther <rguenther@suse.de>
6428 * tree-ssa-operands.c (add_virtual_operand): Only mark
6429 stores as has_volatile_ops if alias information is not available.
6431 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6433 * config/rs6000/tramp.asm: Include config.h.
6434 Check __PIC__ or __pic__ macro instead of SHARED.
6436 PR rtl-optimization/32300
6437 * see.c (see_copy_insn): New function.
6438 (see_def_extension_not_merged, see_merge_one_use_extension,
6439 see_merge_one_def_extension): Use it. Avoid changing
6440 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6441 into sequences. Call df_insn_delete on temporary insns
6442 that won't be emitted into the insn stream.
6443 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6444 and run df_process_deferred_rescans () before run_fast_dce.
6446 PR tree-optimization/33017
6447 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6448 recurse for pure or const function calls.
6450 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6452 * c-format.c: Include alloc-pool.h.
6453 (check_format_info_main): New argument fwt_alloc. Use allocation
6454 pool instead of GC. Remove GC deallocation code.
6455 (check_format_arg): Create allocation pool, pass it to
6456 check_format_info_main and free it afterwards.
6457 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6459 2007-09-05 Ben Elliston <bje@au.ibm.com>
6461 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6462 Rename count macro arugment for clarity.
6463 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6464 (__protected_stream_set): Likewise, pass 0.
6466 2007-09-04 Jan Hubicka <jh@suse.cz>
6468 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6470 2007-09-04 Jan Hubicka <jh@suse.cz>
6472 * invoke.texi (-finline-small-functions): Document.
6473 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6474 when deciding what is inlinable.
6475 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6476 (cgraph_decide_inlining_of_small_function): Handle new flags.
6477 (cgraph_decide_inlining_incrementally): Likewise.
6478 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6479 * common.opt (finline-small-functions): New.
6480 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6482 2007-09-04 Richard Guenther <rguenther@suse.de>
6484 * tree-ssa-operands.c (add_virtual_operand): Only mark
6485 stores as has_volatile_ops if alias information is not available.
6487 2007-09-04 Andrew Haley <aph@redhat.com>
6489 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6491 2007-09-04 Andrew Haley <aph@redhat.com>
6493 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6494 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6495 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6497 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6500 * common.opt: Mention ABI version 2 in comment.
6502 2007-09-04 Jan Hubicka <jh@suse.cz>
6504 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6505 (libfunc_entry): New structure.
6506 (libfunc_hash): New hashtable.
6507 (hash_libfunc): New function.
6508 (eq_libfunc): New function.
6509 (convert_optab_libfunc): New function.
6510 (optab_libfunc): New function.
6511 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6512 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6513 expand_float, expand_fix, new_optab, new_convert_optab):
6514 Update for new libfunc API.
6515 (init_libfunc, init_integral_libfuncs,
6516 init_floating_libfuncs, init_interclass_conv_libfuncs
6517 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6518 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6519 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6520 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6521 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6522 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6523 gen_extend_conv_libfunc): New.
6524 (init_one_libfunc): Revamp for hashtables.
6525 (set_conv_libfunc): Likewise.
6526 (init_optabs): Initialize hashtable; use lazy initialization where
6528 * optabs.h (optab_handlers): Move out of GGC.
6529 (optab, convert_optab): Move out of GGC; add lazy gen info.
6530 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6531 (optab_libfunc, convert_optab_libfunc): New.
6532 * builtins.c (expand_builtin_powi): Update for new API.
6533 * expr.c (convert_move): Likewise.
6534 * expmed.c (expand_divmod): Likewise.
6536 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6538 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6539 GOT pointer only if there is a constant pool. Use the allocated space
6542 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6544 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6547 2007-09-04 Revital Eres <eres@il.ibm.com>
6548 Richard Guenther <rguenther@suse.de>
6549 R. Clint Whaley <whaley@cs.utsa.edu>
6551 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6553 * tree-tailcall.c (process_assignment): Use -fassociative-math
6554 when reodering operands of floating-point type.
6555 * fold-const.c (fold_comparison, fold_binary): Use
6556 -fassociative-math and -freciprocal-math instead of
6557 -funsafe-math-optimization flag.
6558 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6559 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6560 -freciprocal-math instead of -funsafe-math-optimizations.
6561 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6562 -fassociative-math when -ffast-math is set.
6563 (set_unsafe_math_optimizations_flags): New Function
6564 to set -freciprocal-math and -fassociative-math when
6565 -funsafe-math-optimizations is set.
6566 (common_handle_option): Call it.
6567 * tree-vectorizer.c (vect_is_simple_reduction): Use
6568 -fassociative-math when doing reduction on floats.
6569 * loop-unroll.c (analyze_insn_to_expand_var): Use
6570 -fassociative-math when expanding an accumulator of type float.
6571 * simplify-rtx.c (simplify_binary_operation_1): Use
6572 -fassociative-math and -freciprocal-math when reordeing operands
6573 of floating-point type.
6574 * combine.c (combine_simplify_rtx): Likewise.
6575 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6577 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6579 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6582 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6584 2007-09-04 Jan Hubicka <jh@suse.cz>
6586 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6588 2007-09-04 Jan Hubicka <jh@suse.cz>
6590 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6591 and corresponding MATCH_DUP.
6593 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6596 * combine.c (subst): Do not try to simplify X if it represents load
6597 of FP constant from the constant pool via float extension.
6599 2007-09-04 Ben Elliston <bje@au.ibm.com>
6601 * c-opts.c: Include "tm_p.h".
6602 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6604 2007-09-04 Richard Guenther <rguenther@suse.de>
6606 PR tree-optimization/33291
6607 * tree-pretty-print.c (dump_generic_node): Dump all
6608 qualifiers for pointer types, not only first. Dump
6609 qualifiers for aggregate types as well.
6610 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6611 use the canonical type for building ARRAY_REFs.
6612 * gimplify.c (canonicalize_addr_expr): Clean up. The
6613 correct validness check is compatibility of the pointer
6614 types. Always use the canonical type for building
6615 ARRAY_REFs and ADDR_EXPRs.
6616 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6617 change that disabled propagation of ADDR_EXPRs into statements
6620 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6622 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6623 (umulsi3_highpart): Make into expanders; existing insns are
6624 now named *[insn]_nov6. Add stars to existing [insn]_v6
6625 counterparts' names.
6627 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6629 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6630 (unprotoize.o): Remove SHLIB_MULTILIB.
6632 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6634 * doc/extend.texi: Document progmem attribute for AVR.
6636 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6639 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6641 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6643 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6646 * optabs.c: Remove unnecessary forward declarations.
6647 (expand_unop_direct): New, broken out of expand_unop.
6648 (expand_doubleword_clz): New.
6649 (expand_ctz): Move above expand_ffs. Use
6650 start_sequence, end_sequence, add_equal_note, and
6651 expand_unop_direct. Add more commentary.
6652 (expand_ffs): Try both ctz optab and expand_ctz.
6653 Generate a test and branch if the hardware doesn't give us
6654 a useful value for input zero. Style improvements similar to
6657 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6659 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6661 * config.gcc: Delete stanza for arm-semi-aof and
6662 armel-semi-aof targets.
6663 * config/arm/arm-protos.h
6665 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6666 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6667 delete aof_pic_label and remove mention of AOF in comments.
6668 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6670 * config/arm/semiaof.h
6671 * config/arm/t-semi: Delete file.
6673 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6675 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6676 CONST_CAST_BB): New macros for type-specific casts.
6677 (CONST_CAST): Add a TYPE parameter and define it in terms of
6680 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6681 * c-lex.c (cb_ident, lex_string): Likewise,
6682 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6683 * config/i386/i386.c (ix86_function_regparm,
6684 ix86_function_sseregparm): Use CONST_CAST_TREE.
6685 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6687 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6688 give_switch, set_multilib_dir): Likewise,
6689 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6690 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6691 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6692 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6693 * prefix.c (update_path): Likewise,
6694 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6695 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6696 * tree-cfg.c (tree_can_merge_blocks_p,
6697 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6698 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6699 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6700 (attribute_list_contained): Use CONST_CAST_TREE.
6702 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6704 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6706 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6709 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6710 before forcing them into a register.
6712 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6714 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6715 rather than define_code_macro.
6717 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6719 * gcc.c (xputenv): New function.
6720 (putenv_from_prefixes): Use xputenv instead of putenv.
6721 (process_command): Use xputenv instead of putenv.
6722 (set_collect_gcc_options): Use xputenv instead of putenv.
6723 (main): Use xputenv instead of putenv.
6725 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6727 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6728 availability of swap instruction.
6729 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6731 2007-09-03 Revital Eres <eres@il.ibm.com>
6733 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6736 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6737 Ayal Zaks <zaks@il.ibm.com>
6738 Revital Eres <eres@il.ibm.com>
6740 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6741 compute_split_row): New functions.
6742 (ps_unschedule_node): Remove.
6743 (normalize_sched_times): Iterate over the already scheduled
6744 insns instead of the number of nodes.
6745 (MAX_SPLIT_NUM): New definition.
6746 (sms_schedule_by_order): Change the scheduling heuristic to
6747 avoid useless increases of initiation interval ii.
6748 (get_sched_window): Add dump printouts.
6750 2007-09-02 David Daney <ddaney@avtrex.com>
6752 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6753 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6754 (optab, insn): Add more attributes.
6755 (fetchop_bit): New code macro.
6756 (immediate_insn): New code macro attribute.
6757 (sync): Change condition to ISA_HAS_SYNC.
6758 (rdhwr): Change predicate for operand 0 to register_operand.
6759 (memory_barrier): New expand.
6760 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6761 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6762 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6763 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6764 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6765 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6766 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6767 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6768 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6770 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6771 Hans-Peter Nilsson <hp@axis.com>
6773 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6774 Defined to describe availability and behavior of CLZ.
6775 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6776 * config/cris/cris.opt: Tweak comment for "-metrax4".
6777 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6778 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6779 (count_leading_zeros): Define.
6781 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6783 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6785 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6789 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6792 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6794 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6795 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6796 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6797 sched-deps.c, sched-int.h, system.h, target.h,
6798 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6799 tree.def: Fix comment typos.
6801 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6803 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6804 (override_options): Turn on -mstrict-align on non-ColdFire
6806 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6808 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6810 * c-common.c (const_strip_array_types): Delete.
6811 * c-common.h (const_strip_array_types): Likewise.
6812 * emit-rtl.c (const_next_insn, const_previous_insn,
6813 const_next_nonnote_insn, const_prev_nonnote_insn,
6814 const_next_real_insn, const_prev_real_insn,
6815 const_next_active_insn, const_prev_active_insn, const_next_label,
6816 const_prev_label): Delete.
6817 * gimple-low.c (block_may_fallthru): Use expr_last.
6818 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6819 * rtl.h (const_previous_insn, const_next_insn,
6820 const_prev_nonnote_insn, const_next_nonnote_insn,
6821 const_prev_real_insn, const_next_real_insn,
6822 const_prev_active_insn, const_next_active_insn, const_prev_label,
6823 const_next_label): Delete.
6824 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6825 * system.h (CONST_CAST): Update comment.
6826 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6827 (const_first_stmt, const_last_stmt): Delete.
6828 (tree_block_ends_with_condjump_p): Use last_stmt.
6829 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6830 * tree-iterator.c (const_expr_first, const_expr_last,
6831 const_expr_only): Delete.
6832 * tree.c (const_lookup_attribute): Likewise.
6833 (attribute_list_contained): Use lookup_attribute.
6834 * tree.h (const_lookup_attribute, const_expr_first,
6835 const_expr_last, const_expr_only): Delete.
6837 2007-09-01 Richard Guenther <rguenther@suse.de>
6839 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6840 instead of TREE_THIS_VOLATILE.
6841 * tree-ssa-operands.c (add_virtual_operand): Do not set
6842 has_volatile_ops. Do not check s_ann for NULL.
6843 (get_indirect_ref_operands): Likewise.
6844 (get_expr_operands): Likewise. For all reference trees
6845 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6846 check base of reference for TREE_THIS_VOLATILE.
6848 2007-09-01 Richard Guenther <rguenther@suse.de>
6850 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6851 between integral types. Also allow conversions between
6854 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6856 * optabs.c (prepare_float_lib_cmp): Use
6857 libgcc_cmp_return_mode instead of word_mode.
6858 * config/dfp-bit.h: Likewise.
6859 * config/fp-bit.h: Likewise.
6860 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6862 (spu_libgcc_shift_count_mode): New function.
6863 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6864 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6866 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6868 * tree-pretty-print.c: Include output.h.
6869 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6870 HOST_WIDE_INT_PRINT_DEC.
6871 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6873 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6875 PR rtl-optimization/33224
6876 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6877 to the analysed region.
6879 2007-08-31 Richard Guenther <rguenther@suse.de>
6881 * function.c (allocate_struct_function): Do not set
6882 current_function_returns_pointer.
6883 * function.h (struct var_refs_queue): Remove.
6884 (struct simple_obstack_stack): Likewise.
6885 (struct function): Remove fixup_var_refs_queue member.
6886 Remove returns_pointer flag.
6887 (current_function_returns_pointer): Remove define.
6889 2007-08-31 Nick Clifton <nickc@redhat.com>
6891 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6892 secondary keys in order to obtain a stable sort.
6894 2007-08-31 Nick Clifton <nickc@redhat.com>
6897 * config/m32r/constraints.md: Add W constraint for integer zero.
6898 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6899 Fix length calculation by using alternatives.
6901 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6903 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6904 split out from expand_binop.
6905 (avoid_expensive_constant): New function.
6906 (expand_binop_directly): Remove commutative_op argument and
6907 (expand_binop_directly): Remove commutative_op argument and
6908 call cummutative_optab_p instead. Do not change op0 or op1
6909 when swapping xop0 and xop1. Apply avoid_expensive_constant
6910 to each argument after potential swapping. Enforce the
6911 canonical order of commutative operands.
6912 (expand_binop): Use shift_optab_p and commutative_optab_p.
6913 Update the calls to expand_binop_directly. Only force constants
6914 into registers when widening an operation. Only swap operands
6915 once a direct expansion has been rejected.
6916 (expand_twoval_binop): Only force constants into registers when
6917 using a direct expansion.
6919 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6921 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6922 (sched_analyze_insn): Don't postprocess speculative dependencies when
6923 target has no scheduling.
6924 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6925 'uninitialized' warning.
6927 2007-08-31 Richard Guenther <rguenther@suse.de>
6929 * tree.c (build_complex_type): Always set TYPE_NAME for
6932 2007-08-31 Olivier Hainque <hainque@adacore.com>
6934 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6935 internal macro. Default alignment factor for csect directives, chosen
6936 to match what BIGGEST_ALIGNMENT allows.
6937 (DATA_SECTION_ASM_OP): Use it.
6938 * config/rs6000/rs6000.c
6939 (rs6000_xcoff_output_readonly_section_asm_op):
6940 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6941 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6943 2007-08-31 Olivier Hainque <hainque@adacore.com>
6945 * dbxout.c (dbxout_block): Move declaration within the first
6946 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6947 block to include the definition, together with the associated
6950 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6951 Revital Eres <eres@il.ibm.com>
6953 * doc/invoke.texi (-mpaired): Document flag.
6954 * config.gcc: Include paired.h in powerpc extra_headers and
6955 750cl.h in powerpc-*-linux*paired*.
6956 * config/rs6000/rs6000.opt (-mpaired): New flag.
6957 * config/rs6000/rs6000.c (paired_init_builtins,
6958 paired_expand_builtin, paired_expand_lv_builtin,
6959 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6960 New functions to support the paired single builtin functions.
6961 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6962 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6964 (bdesc_paired_preds): New structure for paired predicate
6966 (rs6000_expand_builtin): Expand paired single builtins.
6967 (rs6000_init_builtins): Init paired single builtins.
6968 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6969 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6970 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6971 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6972 (rs6000_vector_mode_supported_p): Support paired vector mode.
6973 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6974 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6976 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6977 (DATA_ALIGNMENT): Likewise.
6978 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6979 (rs6000_builtins): Add PAIRED builtins.
6980 * config/rs6000/rs6000.md: Include paired.md.
6981 * config/rs6000/paired.h: New.
6982 * config/rs6000/paired.md: New.
6983 * config/rs6000/750cl.h: New.
6984 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6986 2007-08-30 Ollie Wild <aaw@google.com>
6988 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6989 * gcc.c (default_compilers): Add -fno-directives-only to
6990 @assembler-with-cpp.
6992 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6996 * regclass.c (initial_fixed_regs): Revert previous change and make
6998 (initial_call_used_regs): Likewise.
6999 (initial_call_really_used_regs): Delete, reverting previous addition.
7000 (initial_reg_names): Likewise.
7001 (init_reg_sets): Revert previous change.
7002 (saved_fixed_regs): New.
7003 (saved_call_used_regs): New.
7004 (saved_call_really_used_regs): New.
7005 (saved_reg_names): New.
7006 (save_register_info): New.
7007 (restore_register_info): New.
7008 (init_reg_sets_1): Replace reset of register info with call to
7009 restore_register_info.
7010 * rtl.h (save_register_info): Declare.
7011 * toplev.c (backend_init): Call save_register_info.
7013 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7015 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7016 from the original statement.
7018 2007-08-30 Chao-ying Fu <fu@mips.com>
7020 * c-lex.c (interpret_fixed): Declare.
7021 (interpret_float): Process _Fract and _Accum.
7022 (interpret_fixed): New function.
7023 * final.c (output_addr_const): Process CONST_FIXED.
7024 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7025 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7027 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7029 (simplify_immed_subreg): Support CONST_FIXED.
7030 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7031 (simplify_subreg): Support CONST_FIXED.
7033 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7035 * config/rs6000/ppu_intrinsics.h: New file.
7036 * config.gcc (powerpc*-*-* <extra_headers>): Install
7039 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7041 * cfg.c (dump_flow_info): Change to also print entry and exit
7043 * print-rtl.c (print_rtl_single): Allow to print rtl with
7046 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7048 * df-core.h (df_dump_region): New function.
7049 * df.h (df_dump_region): New function.
7050 * loop-invariant.c (find_defs): Add call to df_dump_region.
7051 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7054 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7057 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7058 true if any of the compare_section_name calls returned true,
7059 rather than if any returned false.
7061 2007-08-30 Richard Guenther <rguenther@suse.de>
7063 PR tree-optimization/33199
7064 * tree-ssa-structalias.c (handle_lhs_call): New function.
7065 (find_func_aliases): In non-IPA mode make sure that for
7066 calls that return a pointer we add a constraint for the
7067 result to point to anything.
7069 2007-08-30 Richard Guenther <rguenther@suse.de>
7071 * doc/invoke.texi (-mveclibabi): Document new target option.
7072 * config/i386/i386.opt (-mveclibabi): New target option.
7073 * config/i386/i386.c (ix86_veclib_handler): Handler for
7074 vectorization library support.
7075 (override_options): Handle the -mveclibabi option, initialize
7076 the vectorization library handler.
7077 (ix86_builtin_vectorized_function): As fallback call the
7078 vectorization library handler, if set.
7079 (ix86_veclibabi_acml): New static function for ACML ABI style
7080 vectorization support.
7082 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7084 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7085 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7086 SImode and update m. Don't run gen_lowpart_common on arbitrary
7087 memory address, force it to register first.
7090 * dce.c (dce_process_block): Don't delete setters of
7091 artificially used registers.
7093 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7095 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7096 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7097 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7099 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7101 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7103 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7104 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7106 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7108 * system.h: Activate -Wcast-qual as warning-only.
7110 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7113 * config/rs6000/rs6000.c (compare_section_name): New function.
7114 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7117 2007-08-29 Olivier Hainque <hainque@adacore.com>
7119 * xcoffout.c: #include debug.h.
7120 * Makefile.in (xcoffout.o): Add debug.h dependency.
7122 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7124 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7125 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7127 2007-08-29 Richard Guenther <rguenther@suse.de>
7129 * tree-pretty-print.c (dump_generic_node): Print
7130 label DECL_UID as D.%u.
7131 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7133 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7135 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7136 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
7138 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7141 * tree.c (build_type_attribute_qual_variant): Set canonical types
7142 on the final, unqualified attribute variant before building the
7145 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7147 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7148 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7150 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7153 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7154 * config/bfin/bfin.md (composev2hi): Put operands into vector
7157 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7159 * config/bfin/bfin.md (composev2hi): Put operands into vector
7162 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7164 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7165 attribute when appropriate.
7166 (bfin_handle_l1_text_attribute): New.
7167 (bfin_handle_l1_data_attribute): New.
7168 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7169 l1_data_A and l1_data_B.
7170 * doc/extend.texi (node Function Attributes): Document l1_text
7172 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7173 l1_data_A and l1_data_B variable attributes.
7175 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7177 * config/bfin/bfin.opt (minline-plt): Add.
7178 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7179 call to global functions.
7180 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7181 (Blackfin Options): Document -minline-plt.
7183 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7185 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7186 given a non-function.
7187 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7189 2007-08-28 DJ Delorie <dj@redhat.com>
7191 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7193 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7195 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7197 2007-08-28 Richard Guenther <rguenther@suse.de>
7199 * tree.h (struct tree_function_decl): Increase size of
7200 function_code bitfield.
7202 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7203 Kazu Hirata <kazu@codesourcery.com>
7205 * gcc/config/m68k/linux.h
7206 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7207 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7208 (m68k_return_in_memory): New.
7209 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7212 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7215 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7216 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7217 operand) when top VEC_SELECT extracts scalar element.
7218 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7219 (*vec_extract_v4sf_mem): Ditto.
7221 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7224 * passes.c (init_optimization_passes): Move pass_df_finish
7225 after pass_postreload sublist.
7227 PR rtl-optimization/33148
7228 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7229 (neg (lt X 0)) if X has scalar int mode.
7232 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7233 initializer, use build_vector_from_ctor if possible to create
7234 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7235 even after this, return NULL.
7237 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7239 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7241 2007-08-28 Richard Guenther <rguenther@suse.de>
7243 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7244 (struct tree_function_decl): Make function_code a bitfield.
7245 Add disregard_inline_limits flag.
7246 * cgraphunit.c (cgraph_process_new_functions): Check
7247 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7248 (cgraph_preserve_function_body_p): Likewise.
7249 * ipa-inline.c (compute_inline_parameters): Likewise.
7250 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7251 for GNU C extern inline functions.
7252 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7253 * tree-inline.c (disregard_inline_limits_p): Remove.
7254 * tree-inline.h (disregard_inline_limits_p): Likewise.
7255 * c-common.c (handle_always_inline_attribute): Set
7256 DECL_DISREGARD_INLINE_LIMITS.
7257 * langhooks.c (add_builtin_function): Verify the function code
7258 fits in the bitfield.
7260 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7261 Vladimir Yanovsky <yanov@il.ibm.com>
7262 Revital Eres <eres@il.ibm.com>
7263 Andrey Belevantsev <abel@ispras.ru>
7265 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7267 * modulo-sched.c: Add documentation regarding do-loop.
7268 (doloop_register_get): Change number of arguments to support
7269 the new do-loop pattern and check whether COUNT_REG has no other
7270 occurences in the loop besides in the control part.
7271 (duplicate_insns_of_cycles): Do not duplicate the insn which
7272 changes count_reg as it is already adjusted.
7273 (generate_prolog_epilog): New argument to support the new
7274 do-loop pattern. Change the subtract instruction to use
7275 expand_simple_binop. Call duplicate_insns_of_cycles with new
7277 (sms_schedule): Call doloop_register_get and
7278 generate_prolog_epilog with new argument. Do not handle loops
7279 with single sets insns with subreg in their lhs.
7280 * loop-doloop.c (doloop_optimize): Support for another do-loop
7282 (doloop_condition_get): Gets an instruction instead of a pattern
7283 and change the return condition when the do-loop pattern is
7285 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7286 deps when considering to not create edges.
7288 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7290 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7293 2007-08-27 Jason Merrill <jason@redhat.com>
7296 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7297 zero-sized types after calling gimplify_modify_expr_rhs.
7299 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7301 * regclass.c (init_reg_autoinc): Fix typo.
7303 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7305 Fix PR tree-optimization/33173
7306 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7308 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7311 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7312 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7315 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7316 David Ung <davidu@mips.com>
7317 Nigel Stephens <nigel@mips.com>
7319 Separate target-specific initialization from general
7320 back-end initialization.
7322 * toplev.c (init_alignments): New, split out from...
7323 (process_options): ...here.
7324 (backend_init_target): New, split out from...
7325 (backend_init): ...here.
7326 (lang_dependent_init_target): New, split out from...
7327 (lang_dependent_init): ...here.
7328 (target_reinit): New.
7329 * toplev.h (target_reinit): Declare.
7330 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7331 now can be called more than once. Update comments.
7332 * expr.h (init_expr_target): Likewise.
7333 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7334 now can be called more than once. Explicitly zero
7335 static_reg_base_value.
7336 * emit-rtl.c (init_emit_regs): New, split out from...
7337 (init_emit_once): Here.
7338 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7339 non-const, so that changes from command-line arguments can overwrite
7340 values provided by the static initializers.
7341 (initial_call_really_used_regs): New, used similarly to the above.
7342 (initial_reg_names): Likewise.
7343 (last_mode_for_init_move_cost): Promoted function-local static to
7344 file-scope static to make it accessible outside init_move_cost.
7345 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7346 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7347 reg_names since it is needed for parsing command-line options.
7348 (init_move_cost): Use last_mode_for_init_move_cost instead of
7349 function-local static.
7350 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7351 call_really_used_regs now. Reinitialize reg_names. Also
7352 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7353 reg_class_superunion. Clear losing_caller_save_reg_set.
7354 Preserve global registers if called more than once. Reset
7355 move cost, may_move_in_cost, may_move_out_cost, and
7356 last_mode_for_init_move_cost.
7357 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7358 can now be invoked more than once. Update comments.
7359 (init_regs): Update comments.
7360 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7361 and initial_call_really_used_regs, instead of the non-initial
7362 variables. This allows us to save the command-line register settings
7363 after target reinitialization.
7364 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7365 * rtl.h (init_emit_regs): Declare.
7366 (init_reg_modes_target, init_alias_target): Renamed as described
7368 * reload1.c (init_reload): Update comments.
7369 * optabs.c (init_optabs): Likewise.
7370 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7372 2007-08-26 Chao-ying Fu <fu@mips.com>
7374 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7377 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7379 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7381 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7383 * bb-reorder.c (copy_bb_p): Likewise.
7384 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7385 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7386 block_ends_with_condjump_p): Likewise.
7387 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7388 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7389 block_ends_with_condjump_p): Likewise.
7390 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7391 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7392 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7393 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7394 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7395 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7396 debug_true_const_tree instad of debug_true_tree.
7397 * debug.c (do_nothing_debug_hooks): Likewise.
7398 * debug.h (ignore_block, debug_true_const_tree): Constify.
7399 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7400 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7401 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7402 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7403 dbx_reg_number, is_based_loc, field_type,
7404 simple_type_align_in_bits, simple_decl_align_in_bits,
7405 simple_type_size_in_bits, field_byte_offset, insert_float,
7406 type_tag, member_declared_type, is_redundant_typedef,
7407 secname_for_decl, is_inlined_entry_point): Likewise.
7408 * emit-rtl.c (const_next_insn, const_previous_insn,
7409 const_next_nonnote_insn, const_prev_nonnote_insn,
7410 const_next_real_insn, const_prev_real_insn,
7411 const_next_active_insn, const_prev_active_insn, const_next_label,
7412 const_prev_label): Likewise.
7413 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7415 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7416 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7417 sched_insn_is_legitimate_for_speculation_p): Likewise.
7418 * jump.c (reversed_comparison_code_parts,
7419 reversed_comparison_code, reversed_comparison, condjump_label):
7421 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7422 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7424 * rtl.h (const_previous_insn, const_next_insn,
7425 const_prev_nonnote_insn, const_next_nonnote_insn,
7426 const_prev_real_insn, const_next_real_insn,
7427 const_prev_active_insn, const_next_active_insn, const_prev_label,
7428 const_next_label, modified_between_p, modified_in_p,
7429 const_note_storeskeep_with_call_p, condjump_label,
7430 reversed_comparison, reversed_comparison_code,
7431 reversed_comparison_code_parts, memory_modified_in_insn_p,
7432 stack_regs_mentioned): Likewise.
7433 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7434 keep_with_call_p): Likewise.
7435 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7436 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7437 sd_lists_size, sd_lists_empty_p): Likewise.
7438 * sched-int.h (sched_insns_conditions_mutex_p,
7439 haifa_classify_insn, no_real_insns_p,
7440 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7441 sd_lists_size, sd_lists_empty_p): Likewise.
7442 * sdbout.c (sdb_debug_hooks): Likewise.
7443 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7444 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7445 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7447 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7448 tree_can_throw_internal): Likewise.
7449 * tree-flow-inline.h (phi_nodes): Likewise.
7450 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7451 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7452 * tree-gimple.c (const_get_call_expr_in): Likewise.
7453 * tree-gimple.h (const_get_call_expr_in): Likewise.
7454 * tree.c (const_lookup_attribute, attribute_list_equal,
7455 attribute_list_contained): Likewise.
7456 * tree.h (attribute_list_equal, attribute_list_contained,
7457 const_lookup_attribute): Likewise.
7458 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7460 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7462 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7463 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7465 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7468 * config/alpha/constraints.md: Delete "svn:mime-type" property
7469 with svn propdel "svn:mime-type".
7471 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7474 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7475 non NOTE insn doesn't cross basic block.
7476 (noce_try_abs): Likewise.
7477 (noce_process_if_block): Likewise.
7479 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7482 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7483 operand without auto-inc-dec.
7484 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7485 offsettable_mem_operand.
7486 (floatunssidf2_internal): Same.
7487 (fix_truncdfsi2_internal): Same.
7488 (floatsidf_ppc64): Same.
7489 (floatunssidf_ppc64): Same.
7490 (fix_trunctfsi2_internal): Same.
7492 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7495 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7496 pass defines needed for version.c.
7498 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7500 * configure.ac (--debug-prefix-map check): Change assembler
7501 version presumed to have feature to 2.18.
7502 * configure: Regenerate.
7504 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7506 * c-common.c (vector_types_convertible_p,
7507 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7508 self_promoting_args_p): Constify.
7509 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7510 c_promoting_integer_type_p, self_promoting_args_p,
7511 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7512 * c-decl.c (anon_aggr_type_p): Likewise.
7513 * * c-dump.c (dump_stmt): Likewise.
7514 * c-objc-common.c (has_c_linkage): Likewise.
7515 * c-tree.h (same_translation_unit_p): Likewise.
7516 * c-typeck.c (null_pointer_constant_p,
7517 tagged_types_tu_compatible_p, function_types_compatible_p,
7518 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7519 comptypes_internal, struct tagged_tu_seen_cache,
7520 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7521 c_size_in_bytes): Likewise.
7522 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7523 hash_ptr, eq_ptr): Likewise.
7524 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7525 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7526 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7527 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7529 * optabs.c (optab_for_tree_code): Likewise.
7530 * optabs.h (optab_for_tree_code): Likewise.
7531 * rtl.h (simplify_rtx): Likewise.
7532 * simplify-rtx.c (simplify_rtx): Likewise.
7533 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7534 dump_flag, dump_node): Likewise.
7535 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7536 queue_and_dump_type, dump_flag): Likewise.
7537 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7538 * tree-pass.h (dump_node): Likewise.
7539 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7540 supportable_narrowing_operation): Likewise.
7541 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7542 supportable_narrowing_operation): Likewise.
7543 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7544 is_negative_overflow_infinity, is_positive_overflow_infinity,
7545 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7546 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7547 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7548 ssa_name_nonzero_p, fp_predicate): Likewise.
7549 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7550 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7551 ssa_name_nonnegative_p): Likewise.
7553 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7555 * config.gcc : Add x86_64-elf target.
7557 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7559 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7561 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7562 Nigel Stephens <nigel@mips.com>
7566 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7567 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7568 * expr.c (SET_BY_PIECES_P): Define.
7569 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7570 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7571 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7573 * expr.h (SET_RATIO): Define.
7574 (can_store_by_pieces, store_by_pieces): Update prototypes.
7575 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7576 can_store_by_pieces/store_by_pieces.
7577 (expand_builtin_memcpy_args): Likewise.
7578 (expand_builtin_strncpy): Likewise.
7579 (expand_builtin_memset_args): Likewise. Also remove special case
7580 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7581 decide what to do instead.
7582 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7583 to can_store_by_pieces.
7585 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7586 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7588 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7589 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7590 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7591 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7592 (STORE_BY_PIECES_P): Define.
7594 2007-08-24 Tom Tromey <tromey@redhat.com>
7596 * varpool.c (varpool_last_needed_node): Fix comment typo.
7597 * c-decl.c (duplicate_decls): Fix comment typo.
7598 (clone_underlying_type): Update comment.
7600 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7602 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7603 alpha_in_small_data_p, alpha_split_complex_arg,
7604 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7606 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7607 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7609 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7610 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7611 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7612 * config/darwin.c (darwin_binds_local_p): Likewise.
7613 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7615 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7616 i386_pe_valid_dllimport_attribute_p): Likewise.
7617 * config/i386/i386.c (ix86_function_regparm,
7618 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7619 x86_can_output_mi_thunk, ix86_mangle_type,
7620 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7621 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7622 i386_pe_binds_local_p): Likewise.
7623 * config/ia64/ia64.c
7624 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7625 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7626 ia64_invalid_conversion, ia64_invalid_unary_op,
7627 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7629 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7630 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7631 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7632 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7633 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7634 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7635 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7636 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7637 * config/pa/pa.c (pa_commutative_p): Likewise.
7638 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7640 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7641 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7642 rs6000_use_blocks_for_constant_p,
7643 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7644 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7645 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7646 * config/s390/s390.c (s390_mangle_type,
7647 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7649 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7650 th_in_small_data_p): Likewise.
7651 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7652 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7654 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7655 sparc_mangle_type): Likewise.
7656 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7657 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7658 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7660 * hooks.c (hook_bool_mode_const_rtx_false,
7661 hook_bool_mode_const_rtx_true,
7662 hook_bool_const_tree_hwi_hwi_const_tree_false,
7663 hook_bool_const_tree_hwi_hwi_const_tree_true,
7664 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7665 hook_constcharptr_const_tree_null,
7666 hook_constcharptr_const_rtx_null,
7667 hook_constcharptr_const_tree_const_tree_null,
7668 hook_constcharptr_int_const_tree_null,
7669 hook_constcharptr_int_const_tree_const_tree_null): New.
7670 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7671 hook_bool_tree_hwi_hwi_tree_false,
7672 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7673 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7674 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7675 hook_constcharptr_int_tree_null,
7676 hook_constcharptr_int_tree_tree_null): Delete.
7677 (default_can_output_mi_thunk_no_vcall): Constify.
7678 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7679 hook_bool_tree_hwi_hwi_tree_false,
7680 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7681 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7682 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7683 hook_constcharptr_int_tree_null,
7684 hook_constcharptr_int_tree_tree_null): Delete.
7685 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7686 hook_bool_const_tree_hwi_hwi_const_tree_false,
7687 hook_bool_const_tree_hwi_hwi_const_tree_true,
7688 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7689 hook_constcharptr_const_tree_null,
7690 hook_constcharptr_const_rtx_null,
7691 hook_constcharptr_const_tree_const_tree_null,
7692 hook_constcharptr_int_const_tree_null,
7693 hook_constcharptr_int_const_tree_const_tree_null): New.
7694 (default_can_output_mi_thunk_no_vcall): Constify.
7695 * integrate.c (function_attribute_inlinable_p): Likewise.
7696 * integrate.h (function_attribute_inlinable_p): Likewise.
7697 * jump.c (rtx_renumbered_equal_p): Likewise.
7698 * output.h (decl_readonly_section, categorize_decl_for_section,
7699 default_use_anchors_for_symbol_p, default_binds_local_p,
7700 default_binds_local_p_1): Likewise.
7701 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7703 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7704 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7705 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7706 TARGET_COMP_TYPE_ATTRIBUTES,
7707 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7708 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7709 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7710 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7711 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7712 * target.h (can_output_mi_thunk, needs_block_p,
7713 first_cycle_multipass_dfa_lookahead_guard_spec,
7714 vector_alignment_reachable, comp_type_attributes,
7715 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7716 commutative_p, use_blocks_for_constant_p,
7717 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7718 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7719 invalid_within_doloop, valid_dllimport_attribute_p,
7720 split_complex_arg, invalid_arg_for_unprototyped_fn,
7721 invalid_conversion, invalid_unary_op, invalid_binary_op):
7723 * targhooks.c (default_invalid_within_doloop,
7724 hook_invalid_arg_for_unprototyped_fn,
7725 default_builtin_vector_alignment_reachable): Likewise.
7726 (hook_bool_rtx_commutative_p): Delete.
7727 (hook_bool_const_rtx_commutative_p): New.
7728 * targhooks.h (default_invalid_within_doloop,
7729 default_builtin_vector_alignment_reachable,
7730 hook_invalid_arg_for_unprototyped_fn): Constify.
7731 (hook_bool_rtx_commutative_p): Delete.
7732 (hook_bool_const_rtx_commutative_p): New.
7733 * varasm.c (bss_initializer_p, decl_default_tls_model,
7734 categorize_decl_for_section, decl_readonly_section,
7735 default_use_anchors_for_symbol_p, default_binds_local_p,
7736 default_binds_local_p_1): Constify.
7738 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7740 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7741 __NO_BUILTIN if -fno-builtin.
7743 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7745 * config/bfin/bfin.c (print_operand): Report error instead of
7746 ICE for wrong operand.
7748 2007-08-24 Michael Matz <matz@suse.de>
7750 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7752 2007-08-24 Richard Guenther <rguenther@suse.de>
7755 * tree-ssa.c (useless_type_conversion_p): Split into a
7756 recursive and a non-recursive part.
7757 (useless_type_conversion_p_1): New function.
7758 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7759 from maybe_fold_offset_to_reference is trivially convertible
7760 to the desired type before doing the simplification.
7762 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7764 * expr.c (store_expr): Optimize initialization of an array
7766 * expr.h (builtin_strncpy_read_str): New prototype.
7767 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7770 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7773 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7774 field when initializing if_info structure.
7776 2007-08-24 Richard Guenther <rguenther@suse.de>
7778 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7780 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7781 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7782 * tree-inline.c (inlinable_function_p): Fold in common parts of
7783 the cannot_inline_tree_fn langhook.
7784 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7785 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7786 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7787 cannot_inline_tree_fn langhook.
7788 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7789 cannot_inline_tree_fn member.
7791 2007-08-24 Richard Guenther <rguenther@suse.de>
7793 * expr.c (get_inner_reference): Do computation of bitoffset
7794 from offset in a way we can detect overflow reliably.
7796 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7798 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7800 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7802 * config/bfin/bfin.opt (mfast-fp): Add.
7803 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7804 libbffastfp override libgcc if -mfast-fp.
7805 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7806 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7807 (Blackfin Options): Document -mfast-fp.
7809 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7811 PR tree-optimization/32573
7813 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7814 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7815 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7816 (build_classic_dist_vector): Return false rather than true if
7817 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7818 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7819 returned false. Don't call save_dist_v before calling
7820 build_classic_dist_vector_1.
7821 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7822 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7823 DDR_DIR_VECTS vectors.
7825 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7827 * configure.ac (leb128): Modify sed statement to work with any
7828 binutils version string.
7829 * configure: Regenerate
7831 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7833 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7834 Wrap in RTX_CODE macro guard.
7835 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7836 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7837 arm_mark_dllimport, arm_pe_encode_section_info,
7838 arm_pe_unique_section): Use ISO-C function declarations.
7839 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7840 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7841 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7843 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7844 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7846 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7848 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7849 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7850 (register_move_cost): Use ISO-C function declarations.
7851 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7852 * config/score/score-protos.h (score_declare_object): Add
7854 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7856 * final.c (profile_function): Avoid empty if-bodies.
7859 * calls.c (must_pass_in_stack_var_size,
7860 must_pass_in_stack_var_size_or_pad): Constify.
7861 * config/alpha/alpha-protos.h (function_value): Likewise.
7862 * config/alpha/alpha.c (alpha_return_in_memory,
7863 alpha_pass_by_reference, function_value,
7864 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7865 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7867 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7868 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7869 TARGET_PROMOTE_PROTOTYPES): Likewise.
7870 * config/arm/arm-protos.h (arm_return_in_memory,
7871 arm_pad_arg_upward, arm_function_value): Likewise.
7872 * config/arm/arm.c (arm_pass_by_reference,
7873 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7874 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7875 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7877 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7878 * config/avr/avr-protos.h (avr_function_value): Likewise.
7879 * config/avr/avr.c (avr_return_in_memory,
7880 gas_output_limited_string, gas_output_ascii, avr_function_value,
7881 avr_return_in_memory): Likewise.
7882 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7883 * config/bfin/bfin.c (bfin_pass_by_reference,
7884 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7885 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7887 * config/cris/cris.c (cris_pass_by_reference,
7888 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7889 * config/crx/crx.c (crx_return_in_memory): Likewise.
7890 * config/darwin.c (function_base, machopic_function_base_name):
7892 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7893 TARGET_PROMOTE_PROTOTYPES): Likewise.
7894 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7895 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7896 * config/i386/i386-protos.h (ix86_return_in_memory,
7897 ix86_sol10_return_in_memory): Likewise.
7898 * config/i386/i386.c (ix86_function_value,
7899 ix86_function_sseregparm, ix86_must_pass_in_stack,
7900 type_natural_mode, classify_argument, examine_argument,
7901 construct_container, ix86_pass_by_reference, function_value_32,
7902 function_value_64, ix86_function_value_1, return_in_memory_32,
7903 return_in_memory_64, return_in_memory_ms_64,
7904 ix86_return_in_memory, ix86_sol10_return_in_memory,
7905 TARGET_PROMOTE_PROTOTYPES): Likewise.
7906 * config/ia64/ia64-protos.h (ia64_function_value,
7907 ia64_hpux_function_arg_padding): Likewise.
7908 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7909 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7910 ia64_hpux_function_arg_padding): Likewise.
7911 * config/iq2000/iq2000-protos.h (function_arg,
7912 iq2000_function_value): Likewise.
7913 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7914 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7915 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7916 function_arg, iq2000_function_value): Likewise.
7917 * config/m32c/m32c-protos.h (m32c_function_value,
7918 m32c_promote_function_return): Likewise.
7919 * config/m32c/m32c.c (m32c_pass_by_reference,
7920 m32c_promote_prototypes, m32c_promote_function_return,
7921 m32c_function_value): Likewise.
7922 * config/m32r/m32r.c (m32r_return_in_memory,
7923 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7924 m32r_in_small_data_p): Likewise.
7925 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7927 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7928 m68hc11_function_arg_padding): Likewise.
7929 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7930 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7931 m68k_function_value): Likewise.
7932 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7933 mcore_function_value): Likewise.
7934 * config/mcore/mcore.c (handle_structs_in_regs,
7935 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7936 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7937 mcore_num_arg_regs, mcore_function_value): Likewise.
7938 * config/mips/mips-protos.h (mips_pad_arg_upward,
7939 mips_function_value): Likewise.
7940 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7941 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7942 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7943 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7944 mips_function_value): Likewise.
7945 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7947 * config/mmix/mmix.c (mmix_pass_by_reference,
7948 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7949 mmix_encode_section_info): Likewise.
7950 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7952 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7953 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7954 mn10300_function_value): Likewise.
7955 * config/mt/mt-protos.h (mt_function_value): Likewise.
7956 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7957 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7958 * config/pa/pa-protos.h (function_arg_padding, function_value,
7959 pa_return_in_memory): Likewise.
7960 * config/pa/pa.c (pa_pass_by_reference,
7961 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7962 function_arg_padding, function_value, pa_return_in_memory):
7964 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7965 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7966 function_arg_padding): Likewise.
7967 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7968 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7969 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7970 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7971 function_arg_padding, altivec_expand_dst_builtin,
7972 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7973 altivec_init_builtins, rs6000_common_init_builtins,
7974 rs6000_function_value): Likewise.
7975 * s390/s390-protos.h (s390_function_value): Likewise.
7976 * config/s390/s390.c (s390_function_arg_size,
7977 s390_pass_by_reference, s390_return_in_memory,
7978 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7979 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7980 * config/score/score-protos.h (score_function_value): Likewise.
7981 * config/score/score.c (score_arg_partial_bytes,
7982 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7983 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7984 score_pass_by_reference, score_add_offset, score_function_value):
7986 * config/sh/sh-protos.h (sh_attr_renesas_p,
7987 sh_promote_prototypes): Likewise.
7988 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7989 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7990 sh_attr_renesas_p): Likewise.
7991 * config/sparc/sparc-protos.h (function_value,
7992 function_arg_padding): Likewise.
7993 * config/sparc/sparc.c (sparc_promote_prototypes,
7994 sparc_return_in_memory, sparc_pass_by_reference,
7995 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7996 function_arg_record_value_2, function_arg_record_value_1,
7997 function_arg_record_value, function_arg_record_value,
7998 function_arg_padding, function_value): Likewise.
7999 * config/spu/spu-protos.h (spu_function_value): Likewise.
8000 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8001 spu_function_value): Likewise.
8002 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8004 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8005 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8006 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8008 * config/v850/v850.c (v850_return_in_memory,
8009 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8010 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8011 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8012 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8013 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8015 * explow.c (promote_mode, hard_function_value): Likewise.
8016 * expr.h (hard_function_value, promote_mode): Likewise.
8017 * function.c (aggregate_value_p): Likewise.
8018 * hooks.c (hook_bool_const_tree_true): New.
8019 * hooks.h (hook_bool_const_tree_true): New.
8020 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8021 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8022 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8023 TARGET_RETURN_IN_MSB): Likewise.
8024 * target.h (promote_function_args, promote_function_return,
8025 promote_prototypes, return_in_memory, return_in_msb,
8026 pass_by_reference, must_pass_in_stack, callee_copies,
8027 function_value): Likewise.
8028 * targhooks.c (default_return_in_memory,
8029 hook_pass_by_reference_must_pass_in_stack,
8030 hook_callee_copies_named,
8031 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8032 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8033 default_function_value): Likewise.
8034 * targhooks.h (default_return_in_memory,
8035 hook_pass_by_reference_must_pass_in_stack,
8036 hook_callee_copies_named,
8037 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8038 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8039 default_function_value): Likewise.
8040 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8041 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8042 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8043 * tree.c (needs_to_live_in_memory): Likewise.
8044 * tree.h (struct tree_type, needs_to_live_in_memory,
8045 aggregate_value_p, must_pass_in_stack_var_size,
8046 must_pass_in_stack_var_size_or_pad): Likewise.
8047 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8048 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8049 lookup_filename): Likewise.
8051 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8054 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8055 fake fcomi i387 instruction for !TARGET_CMOVE.
8056 (ix86_expand_branch): Expand natural sequence with one jump for
8057 all targets, not only TARGET_CMOVE.
8058 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8059 pattern to implement fake fcomi sequence. Split instruction after
8060 reload to correct compare sequences.
8061 (*cmpfp_xf_cc): Ditto.
8062 (*cmpfp_<mode>_cc): Ditto.
8063 (*cmpfp_u_cc): Ditto.
8064 (*cmpfp_<mode>_cc): Ditto.
8066 2007-08-23 Richard Guenther <rguenther@suse.de>
8068 * tree-pretty-print.c (dump_generic_node): Annotate
8069 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8071 2007-08-23 Richard Guenther <rguenther@suse.de>
8073 * builtins.c (expand_builtin_mathfn): Wrap argument in
8074 save_expr directly instead of re-building the call.
8075 (expand_builtin_mathfn_2): Likewise.
8076 (expand_builtin_mathfn_3): Likewise.
8077 (expand_builtin_interclass_mathfn): Likewise.
8078 (expand_builtin_int_roundingfn): Set arg.
8079 (expand_builtin_int_roundingfn_2): Likewise.
8081 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8083 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8084 *sse_nand<mode>3, *sse_xor<mode>3): New.
8086 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8089 * config/i386/i386.c (print_operand): Handle ';' code. Output
8090 semicolon for TARGET_MACHO.
8091 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8092 emit semicolon after 'lock' prefix.
8093 (sync_double_compare_and_swap<mode>): Ditto.
8094 (*sync_double_compare_and_swapdi_pic): Ditto.
8095 (*sync_compare_and_swap_cc<mode>): Ditto.
8096 (sync_double_compare_and_swap_cc<mode>): Ditto.
8097 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8098 (sync_old_add<mode>): Ditto.
8099 (sync_add<mode>): Ditto.
8100 (sync_sub<mode>): Ditto.
8101 (sync_ior<mode>): Ditto.
8102 (sync_and<mode>): Ditto.
8103 (sync_xor<mode>): Ditto.
8105 2007-08-22 Chao-ying Fu <fu@mips.com>
8107 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8109 (copy_rtx): Handle CONST_FIXED.
8110 (rtx_equal_p): Likewise.
8111 * rtl.h (fixed_value.h): New include.
8112 (rtx_def): Add a new field of fixed_value to u.
8113 (XCNMPFV): Define for accessing fixed_value.
8114 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8116 * rtl.def (CONST_FIXED): New constant.
8117 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8118 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8119 US_ASHIFT): New codes.
8120 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8121 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8122 unsigned_fract_convert, unsigned_sat_fract): Document them.
8123 * varasm.c (assemble_integer): Extend to support fixed-point constants
8124 by using different machine classes.
8125 (decode_addr_const): Handle FIXED_CST.
8126 (const_hash_1): Likewise.
8127 (compare_constant): Likewise.
8128 (copy_constant): Likewise.
8129 (const_rtx_hash_1): Handle CONST_FIXED.
8130 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8131 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8133 (initializer_constant_valid_p): Handle FIXED_CST.
8134 (output_constant): Support FIXED_POINT_TYPE.
8135 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8136 * cse.c (hash_rtx): Support CONST_FIXED.
8137 (exp_equiv_p): Likewise.
8138 (cannon_reg): Likewise.
8139 (fold_rtx): Likewise.
8140 (equiv_constant): Likewise.
8141 (cse_process_notes_1): Likewise.
8142 (count_reg_usage): Likewise.
8143 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8144 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8145 (wrap_constant): Check CONST_FIXED.
8146 (cselib_hash_rtx): Support CONST_FIXED.
8147 (cselib_subst_to_values): Likewise.
8148 * df-scan.c (df_uses_record): Likewise.
8149 * gcse.c (want_to_gcse_p): Likewise.
8150 (oprs_unchanged_p): Likewise.
8151 (oprs_not_set_p): Likewise.
8152 (compute_transp): Likewise.
8153 (extract_mentioned_regs_helper): Likewise.
8154 * genemit.c (gen_exp): Likewise.
8155 * local-alloc.c (equiv_init_varies_p): Likewise.
8156 (contains_replace_regs): Likewise.
8157 (memref_referenced_p): Likewise.
8158 * loop-invariant.c (check_maybe_invariant): Likewise.
8159 (hash_invariant_expr_1): Likewise.
8160 (invariant_expr_equal_p): Likewise.
8161 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8162 * regclass.c (reg_scan_mark_refs): Likewise.
8163 * regrename.c (scan_rtx): Likewise.
8164 * resource.c (mark_referenced_resources): Likewise.
8165 (mark_set_resources): Likewise.
8166 * rtlanal.c (rtx_unstable_p): Likewise.
8167 (rtx_varies_p): Likewise.
8168 (count_occurrences): Likewise.
8169 (reg_mentioned_p): Likewise.
8170 (modified_between_p): Likewise.
8171 (modified_in_p): Likewise.
8172 (volatile_insn_p): Likewise.
8173 (volatile_refs_p): Likewise.
8174 (side_effects_p): Likewise.
8175 (may_trap_p_1): Likewise.
8176 (inequality_comparisons_p): Likewise.
8177 (computed_jump_p_1): Likewise.
8178 (commutative_operand_precedence): Likewise.
8179 * sched-deps.c (sched_analyze_2): Likewise.
8180 * sched-vis.c (print_value): Likewise.
8181 * reload.c (operands_match_p): Likewise.
8182 (subst_reg_equivs): Likewise.
8183 * reload1.c (eliminate_regs_1): Likewise.
8184 (elimination_effects): Likewise.
8185 (scan_paradoxical_subregs): Likewise.
8186 * alias.c (rtx_equal_for_memref_p): Likewise.
8187 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8188 * emit-rtl.c (const_fixed_htab): New hash table.
8189 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8191 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8192 const_fixed_from_fixed_value): New functions.
8193 (verify_rtx_sharing): Handle CONST_FIXED.
8194 (copy_rtx_if_shared_1): Likewise.
8195 (reset_used_flags): Likewise.
8196 (set_used_flags): Likewise.
8197 (copy_insn_1): Likewise.
8198 (init_emit_once): Create const_fixed_htab.
8199 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8201 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8203 PR tree-optimization/32949
8204 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8205 before failing for ivs with non-constant step.
8207 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8209 * doc/md.texi (Iterators): Renamed from Macros. All contents
8210 changed to reflect rename of respectively define_code_macro and
8211 define_mode_macro to define_code_iterator and define_mode_iterator.
8212 (Mode Iterators, Code Iterators): Similar.
8213 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8214 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8215 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8216 (initialize_iterators, find_iterator, check_code_iterator)
8217 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8218 (read_mapping, read_rtx_1): Similar.
8219 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8220 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8221 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8222 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8223 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8224 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8225 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8226 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8227 config/rs6000/sync.md, config/rs6000/rs6000.md,
8228 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8229 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8230 config/vax/vax.md, config/bfin/bfin.md: Similar.
8232 2007-08-22 David Daney <ddaney@avtrex.com>
8234 * doc/install.texi (Testing): Mention testing on a simulator.
8236 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8238 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8240 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8241 and rearrange floating point conversion functions into different
8244 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8246 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8247 dfa_post_advance_cycle): New scheduler hooks.
8248 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8249 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8251 (TARGET_SCHED): Use them.
8252 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8253 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8254 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8256 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8257 function to facilitate debugging.
8258 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8259 (output_insn_has_dfa_reservation_p): New static function to output
8260 insn_has_dfa_reservation_p ().
8261 (write_automata): Use it.
8262 * genattr.c (main): Output declaration for
8263 insn_has_dfa_reservation_p ().
8265 2007-08-22 Christian Bruel <christian.bruel@st.com>
8266 Richard Guenther <rguenther@suse.de>
8268 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8269 * simplify_rtx (simplify_binary_operation_1): Likewise.
8271 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8273 PR rtl-optimization/32557
8274 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8275 of REGNO (mws->mw_reg).
8277 2007-08-22 Richard Guenther <rguenther@suse.de>
8280 * builtins.c (expand_builtin_int_roundingfn): Replace call
8281 argument wrapped with SAVE_EXPR directly.
8282 (expand_builtin_int_roundingfn_2): Likewise.
8284 2007-08-22 Richard Guenther <rguenther@suse.de>
8286 * tree-inline.c (inlinable_function_p): Restore disregarding
8287 inline limits for GNU extern inline functions.
8289 2007-08-22 Richard Guenther <rguenther@suse.de>
8292 * tree.c (host_integerp): Treat sizetype as signed as it is
8295 2007-08-21 Ian Lance Taylor <iant@google.com>
8297 PR tree-optimization/33134
8298 * tree-vrp.c (adjust_range_with_scev): Call
8299 set_value_range_to_value.
8301 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8303 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8306 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8308 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8311 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8313 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8314 cases to set eight bytes at a time.
8315 (expand_block_move): Likewise.
8317 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8320 * dwarf2out.c (gen_decl_die): Don't call
8321 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8323 2007-08-21 Paul Brook <paul@codesourcery.com>
8324 Nathan Sidwell <nathan@codesourcery.com>
8325 Mark Mitchell <mark@codesourcery.com>
8326 Joseph Myers <joseph@codesourcery.com>
8328 * configure.ac: Add --with-pkgversion and --with-bugurl.
8329 * configure: Regenerate.
8330 * doc/install.texi: Document them.
8331 * version.c (version_string): Remove VERSUFFIX.
8332 (VERSUFFIX): Remove.
8333 (pkgversion_string): New.
8334 (bug_report_url): Do not hard-code initializer.
8335 * version.h (pkgversion_string): Declare.
8336 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8338 (version.o): Define PKGVERSION and BUGURL.
8339 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8340 (%.pod): Define BUGURL.
8341 * gcc.c (process_command, main): Use pkgversion_string.
8342 * toplev.c (compile_file, print_version): Likewise.
8343 * protoize.c (main): Likewise.
8344 * gcov.c (print_version): Likewise. Update copyright date.
8345 * gcov-dump.c (print_version): Likewise. Update copyright date.
8346 * mips-tdump.c (main): Likewise. Update copyright date.
8347 * mips-tfile.c (main): Likewise. Update copyright date.
8348 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8349 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8350 shorten description.
8351 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8352 * doc/gccint.texi: Likewise.
8353 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8354 Update copyright date.
8356 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8358 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8359 (ix86_expand_strlensi_unroll_1): Ditto.
8360 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8361 (ix86_expand_carry_flag_compare): Update comment.
8363 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8366 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8367 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8369 2007-08-21 Richard Guenther <rguenther@suse.de>
8371 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8373 2007-08-21 Richard Guenther <rguenther@suse.de>
8376 * fold-const.c (fold_binary): Remove index +p PTR folding.
8377 Fix types of POINTER_PLUS_EXPR generated by folding of
8380 2007-08-20 Chao-ying Fu <fu@mips.com>
8382 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8383 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8384 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8385 (c_common_fixed_point_type_for_size): Declare.
8386 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8387 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8388 (c_token_starts_declspecs): Likewise.
8389 (c_parser_declspecs): Likewise.
8390 (c_parser_attributes): Likewise.
8391 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8392 (c_declspecs): Add saturating_p.
8393 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8394 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8395 _Sat. Handle RID_SAT.
8396 Avoid using void, bool, char, int, float, double, _Decimal32,
8397 _Decimal64, _Decimal128, and complex with _Sat.
8398 Handle RID_FRACT and RID_ACCUM.
8399 Make sure _Sat is used with _Fract or _Accum.
8400 (finish_declspecs): Handle cts_fract and cts_accum.
8401 * c-common.c (fixed-value.h): New include.
8402 (constant_expression_warning): Handle FIXED_CST.
8403 (overflow_warning): Likewise.
8404 (warnings_for_convert_and_check): Likewise.
8405 (c_common_fixed_point_type_for_size): New.
8406 (c_common_type_for_mode): Handle fixed-point modes to
8407 return various saturating/non-saturating, signed/unsigned types.
8408 (c_common_signed_or_unsigned_type): Support fixed-point types.
8409 (shorten_compare): Check fixed-point zero.
8410 Handle FIXED_POINT_TYPE.
8411 (c_common_truthvalue_conversion): Handle FIXED_CST.
8412 Handle FIXED_POINT_TYPE.
8413 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8415 (handle_mode_attribute): Handle fixed-point modes. Need to check
8416 if the signness of base type and fixed-point modes are consistent.
8417 (handle_vector_size_attribute): Handle fixed-point modes.
8418 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8419 (warn_for_div_by_zero): Check fixed-point zero.
8420 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8421 a common fixed-point type based on fbit, ibit, sign, and saturation.
8422 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8423 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8424 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8425 (convert_for_assignment): Support FIXED_POINT_TYPE.
8426 (digest_init): Handle FIXED_POINT_TYPE.
8427 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8428 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8429 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8430 GE_EXPR, LT_EXPR, GT_EXPR.
8431 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8432 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8433 * target.h (gcc_target): Add fixed_point_supported_p.
8434 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8435 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8436 (default_fixed_point_supported_p): Define.
8437 * targhooks.h (default_fixed_point_supported_p): Declare.
8438 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8439 * doc/install.texi (Configuration): Add --enable-fixed-point.
8440 * configure.ac (--enable-fixed-point): New to enable fixed-point
8441 arithmetic extension to C. For mips targets, we enable it by default.
8442 * configure, config.in: Regenerate.
8444 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8446 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8448 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8450 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8451 DWARF2_DEBUGGING_INFO.
8452 (cold_text_section_used): Same.
8453 (cold_text_section): Same.
8455 2007-08-20 Richard Guenther <rguenther@suse.de>
8457 * c-typeck.c (convert_for_assignment): Use the type of
8458 the member for the initialization.
8460 2007-08-20 Richard Guenther <rguenther@suse.de>
8462 * c-objc-common.c (c_disregard_inline_limits): Remove.
8463 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8464 * cgraphunit.c (cgraph_process_new_functions): Call
8465 disregard_inline_limits_p.
8466 (cgraph_preserve_function_body_p): Likewise.
8467 * ipa-inline.c (compute_inline_parameters): Likewise.
8468 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8470 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8471 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8472 disregard_inline_limits langhook.
8473 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8475 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8476 disregard_inline_limits langhook.
8477 * tree-inline.c (disregard_inline_limits_p): New function.
8478 * tree-inline.h (disregard_inline_limits_p): Declare.
8480 2007-08-20 Richard Guenther <rguenther@suse.de>
8482 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8483 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8484 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8485 auto_var_in_fn_p langhook.
8486 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8488 * tree.c (auto_var_in_fn_p): ... here.
8489 (find_var_from_fn): Call auto_var_in_fn_p directly.
8490 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8491 auto_var_in_fn_p langhook.
8492 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8493 (copy_body_r): Likewise.
8494 (self_inlining_addr_expr): Likewise.
8495 * tree.h (auto_var_in_fn_p): Declare.
8497 2007-08-20 Richard Guenther <rguenther@suse.de>
8499 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8500 (walk_type_fields): Take lh parameter.
8501 (walk_tree): Rename to ...
8502 (walk_tree_1): ... this. Do not call the walk_subtrees
8503 langhook but the now passed callback. Pass lh on recursion.
8504 (walk_tree_without_duplicates): Rename to ...
8505 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8506 and call walk_tree_1.
8507 * tree.h (walk_tree_lh): New typedef.
8508 (walk_tree_1): Declare.
8509 (walk_tree_without_duplicates_1): Likewise.
8510 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8511 (walk_tree_without_duplicates): New define to
8512 walk_tree_without_duplicates_1 with NULL lh parameter.
8513 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8514 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8516 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8517 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8518 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8521 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8524 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8525 code in front of the compacting of basic blocks.
8526 Move the folding of statements inbetween the cgraph checking
8527 and compacting of basic blocks.
8529 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8530 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8533 * config/alpha/alpha.c (va_list_skip_additions): Check for
8534 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8535 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8536 PLUS_EXPR when checking ap.__base.
8537 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8538 when doing addition on pointer types. Use size_int instead of
8540 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8541 ptr_type in the second operand.
8543 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8546 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8548 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8551 * cfgexpand.c (expand_one_register_var): Mark pointer
8552 DECL_ARTIFICIAL as REG_POINTER also.
8553 * stmt.c (expand_decl): Likewise.
8555 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8562 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8563 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8564 on_worklist argument and avoid adding things to worklist multiple
8566 (add_to_worklist): Ditto.
8567 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8568 single SFT is clobbered.
8569 (set_initial_properties): Ditto.
8570 (compute_call_clobbered): Update for changes to function
8572 (create_overlap_variables_for): Always create SFT for offset 0.
8573 (create_structure_vars): Handle PHI's, since we are in SSA form at
8575 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8576 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8578 (add_vars_for_offset): Figure out aliases from access + points-to.
8579 (add_virtual_operand): Use add_vars-for_offset.
8580 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8581 (add_call_clobber_ops): Remove makes_clobbering_call set.
8582 (get_expr_operands): Always pass through the INDIRECT_REF
8584 * tree-ssa-structalias.c (struct constraint_graph): Remove
8586 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8587 address_taken, pt_used, number_incoming.
8588 (FIRST_ADDR_NODE): Removed.
8589 (merge_graph_nodes): Remove broken code for the moment.
8590 (init_graph): New function.
8591 (build_pred_graph): Remove code to init_graph.
8592 Add location equivalence support.
8593 (struct scc_info): Rename roots to deleted.
8595 (init_scc_info): Ditto
8596 (init_topo_info): Use graph->size.
8597 (compute_topo_order): Ditto.
8598 (do_da_constraint): Removed.
8599 (do_sd_constraint): Remove calls to find().
8600 set_union_with_increment should always get 0 as last arg here.
8601 (do_complex_constraint): Replace do_da_constraint with assert.
8603 (struct equiv_class_label): New.
8604 (pointer_equiv_class_table): Ditto.
8605 (location_equiv_class_table): Ditto.
8606 (equiv_class_label_hash): Ditto.
8607 (equiv_class_label_eq): Ditto
8608 (equiv_class_lookup): Ditto.
8609 (equiv_class_ladd): Ditto.
8610 (pointer_equiv_class): Ditto.
8611 (location_equiv_class): Ditto.
8612 (condense_visit): Rename and rewrite from label_visit to do only
8613 SCC related stuff for HU.
8614 (label_visit): Do HU work for HU.
8615 (perform_var_substitution): Update to do HU and location
8617 (free_var_substitution_info): Update to free HU and location
8618 equivalence structures. */
8619 (find_equivalent_node): Update for pointer but not location
8621 (unite_pointer_equivalences): New function.
8622 (move_complex_constraints): Rewrite to only do moving.
8623 (rewrite_constraints): Split out of move_complex_constraints.
8624 (solve_graph): Use graph->size.
8625 (process_constraint_1): Add from_call argument, use it.
8626 Split *a = &b into two constraints.
8627 (process_constraint): Use new process_constraint_1.
8628 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8629 (get_constraint_for): Handle non-pointer integers properly.
8630 Remove code that used to handle structures.
8631 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8632 with unknown addends.
8633 (handle_rhs_call): New function.
8634 (find_func_aliases): Use handle_rhs_call.
8635 (set_uids_in_ptset): Add an assert.
8636 (set_used_smts): Fix bug in not considering unified vars.
8637 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8638 (compute_points_to_sets): Update for other function changes.
8639 (delete_points_to_sets): Ditto.
8640 (ipa_pta_execute): Ditto.
8641 (pass_ipa_pta): We need to update SSA after ipa_pta.
8643 2007-08-19 Jan Hubicka <jh@suse.cz>
8645 * i386.md: Replace "rim" and "mri" constraints by "g".
8647 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8649 * dwarf2out.c (text_section_used, cold_text_section_used,
8650 cold_text_section, dwarf2out_note_section_used): New.
8651 (dwarf2out_init): Initialize cold_text_section.
8652 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8653 dwarf2out_note_section_used.
8654 (size_of_aranges): Only count entry for text section if it was
8655 used. Count entry for cold text section if it was used.
8656 (output_aranges): Only output entries for text section and cold
8657 text section if they were used.
8659 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8661 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8663 (debug_generic_stmt): Likewise.
8664 (debug_tree_chain): Likewise.
8666 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8668 * tree-data-refs.c (split_constant_offset): Expose.
8669 * tree-data-refs.h (split_constant_offset): Add declaration.
8671 * tree-vectorizer.h (dr_alignment_support): Renamed
8672 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8673 Added a new value dr_explicit_realign.
8674 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8675 dr_offset, dr_step, and dr_aligned_to, along with new access
8676 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8677 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8678 STMT_VINFO_DR_ALIGNED_TO.
8680 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8682 In case of outer-loop vectorization with non-fixed misalignment - use
8683 the dr_explicit_realign scheme instead of the optimized realignment
8685 (new_stmt_vec_info): Initialize new fields.
8687 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8688 'nested_in_vect_loop' case. Change verbosity level.
8689 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8690 Don't fail on zero step in the outer-loop for loads.
8691 (vect_analyze_data_refs): Call split_constant_offset to calculate
8692 base, offset and init relative to the outer-loop.
8694 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8695 BSI function argument with a new function argument - at_loop.
8696 Simplify the condition that determines STEP. Takes additional argument
8697 INV_P. Support outer-loop vectorization (handle the
8698 nested_in_vect_loop case), including zero step in the outer-loop. Call
8699 vect_create_addr_base_for_vector_ref with additional argument.
8700 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8701 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8702 Fixed and simplified calculation of step.
8703 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8704 of bsi, and with additional argument. Call bump_vector_ptr with
8705 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8706 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8707 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8708 when the realignment setup needs to take place inside the loop.
8709 Support the dr_explicit_realign scheme. Allow generating the optimized
8710 realignment scheme for outer-loop vectorization. Added documentation.
8711 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8712 the 'nested_in_vect_loop' case, including loads that are invariant in
8713 the outer-loop and the realignment schemes. Handle the case when the
8714 realignment setup needs to take place inside the loop. Call
8715 vect_setup_realignment with additional arguments. Call
8716 vect_create_data_ref_ptr with additional argument and with loop instead
8717 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8718 (vect_gen_niters_for_prolog_loop): Call
8719 vect_create_addr_base_for_vector_ref with additional arguments.
8720 (vect_create_cond_for_align_checks): Likewise.
8721 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8722 scheme: takes additional argument bump; argument ptr_incr is now
8723 optional; updated documentation.
8724 (vect_init_vector): Takes additional argument (bsi). Use it, if
8725 available, to insert the vector initialization.
8726 (get_initial_def_for_induction): Pass additional argument in call to
8728 (vect_get_vec_def_for_operand): Likewise.
8729 (vect_setup_realignment): Likewise.
8730 (vectorizable_load): Likewise.
8732 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8734 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8735 as argument instead of struct loop.
8736 (nested_in_vect_loop_p): New function.
8737 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8739 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8740 from other phis in the loop.
8741 (destroy_loop_vec_info): Add additional argument to declaration.
8743 * tree-vectorizer.c (supportable_widening_operation): Also check if
8744 nested_in_vect_loop_p (don't allow changing the order in this case).
8745 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8746 of struct loop. Call nested_in_vect_loop_p and don't require
8747 flag_unsafe_math_optimizations if it returns true.
8748 (new_stmt_vec_info): When setting def_type for phis differentiate
8749 loop-header phis from other phis.
8750 (bb_in_loop_p): New function.
8751 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8752 just update their loop_vinfo. Order of BB traversal now matters -
8753 call dfs_enumerate_from with bb_in_loop_p.
8754 (destroy_loop_vec_info): Takes additional argument to control whether
8755 stmt_vinfo of the loop stmts should be destroyed as well.
8756 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8757 reduction stmt to be defines by a non loop-header phi.
8758 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8760 * tree-vect-transform.c (vectorizable_reduction): Call
8761 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8762 (vectorizable_call): Likewise.
8763 (vectorizable_conversion): Likewise.
8764 (vectorizable_operation): Likewise.
8765 (vectorizable_type_promotion): Likewise.
8766 (vectorizable_type_demotion): Likewise.
8767 (vectorizable_store): Likewise.
8768 (vectorizable_live_operation): Likewise.
8769 (vectorizable_reduction): Likewise. Also pass loop_info to
8770 vect_is_simple_reduction instead of loop.
8771 (vect_init_vector): Call nested_in_vect_loop_p.
8772 (get_initial_def_for_reduction): Likewise.
8773 (vect_create_epilog_for_reduction): Likewise.
8774 (vect_init_vector): Check which loop to work with, in case there's an
8776 (get_initial_def_for_inducion): Extend to handle outer-loop
8777 vectorization. Fix indentation.
8778 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8779 In the case vect_induction_def get the vector def from the induction
8780 phi node, instead of calling get_initial_def_for_inducion.
8781 (get_initial_def_for_reduction): Extend to handle outer-loop
8783 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8785 (vect_transform_loop): Change assert to just skip this case. Add a
8787 (vect_finish_stmt_generation): Add a couple asserts.
8789 (vect_estimate_min_profitable_iters): Multiply
8790 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8792 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8793 this is an inner-loop reduction in outer-loop vectorization.
8795 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8796 Same code as what used to be vect_analyze_scalar_cycles, only with
8797 additional argument loop, and loop_info passed to
8798 vect_is_simple_reduction instead of loop.
8799 (vect_analyze_scalar_cycles): Code factored out into
8800 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8801 Updated documentation.
8802 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8803 outer-loop vectorization that are live or not used in the outerloop,
8804 cause this requires special handling.
8805 (vect_enhance_data_refs_alignment): Don't consider versioning for
8807 (vect_analyze_data_refs): Check that there are no datarefs in the
8809 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8810 and vect_used_in_outer_by_reduction cases.
8811 (process_use): Also consider the case of outer-loop stmt defining an
8812 inner-loop stmt and vice versa.
8813 (vect_analyze_loop_1): New function.
8814 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8815 loops. Call vect_analyze_loop_1.
8816 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8817 been vectorized. Call destroy_loop_vec_info with additional argument.
8819 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8820 in the inner-loop when doing outer-loop vectorization. Add
8821 documentation and printout.
8822 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8823 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8825 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8827 * tree-affine.h (print_aff): New prototype.
8828 (debug_aff): Likewise.
8829 * tree-affine.c (print_aff): New function.
8830 (debug_aff): Likewise.
8832 2007-08-18 Paul Brook <paul@codesourcery.com>
8833 Joseph Myers <joseph@codesourcery.com>
8835 * common.opt (-fdebug-prefix-map=): New option.
8836 * opts.c: Include debug.h.
8837 (common_handle_option): Handle -fdebug-prefix-map.
8838 * final.c: Include ggc.h.
8839 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8840 remap_debug_filename): New.
8841 * Makefile.in (final.o, opts.o): Update dependencies.
8842 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8843 * configure.ac: Check for assembler --debug-prefix-map support.
8844 * configure, config.in: Regenerate.
8845 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8846 (ASM_DEBUG_SPEC): Include ASM_MAP.
8847 * doc/install.texi (--with-debug-prefix-map): Document.
8848 * doc/invoke.texi (-fdebug-prefix-map): Document.
8849 * dbxout.c (dbxout_init, dbxout_start_source_file,
8850 dbxout_source_file): Call remap_debug_filename.
8851 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8852 dwarf2out_start_source_file, dwarf2out_finish): Call
8853 remap_debug_filename.
8854 (file_table_relative_p): Do not check d->emitted_number.
8855 * toplev.c (output_file_directive): Call remap_debug_filename.
8856 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8857 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8859 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8861 * loop-invariant.c (find_invariants_to_move): Add missing macro
8864 2007-08-17 Tom Tromey <tromey@redhat.com>
8866 * tree.h (struct tree_label_decl): Removed old "java" fields.
8868 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8869 Nigel Stephens <nigel@mips.com>
8871 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8872 Treat -mno-data-in-code and -mcode-xonly as aliases for
8873 -mcode-readable=no and -mcode-readable=pcrel respectively.
8874 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8875 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8876 (MULTILIB_DIRNAMES): Update accordingly.
8878 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8880 * Makefile.in (version.o): Depend on $(REVISION) only if
8881 REVISION_s is defined.
8883 2007-08-17 Sa Liu <saliu@de.ibm.com>
8884 Ulrich Weigand <uweigand@de.ibm.com>
8887 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8888 use build_qualified_type to retain qualifiers of the base type.
8890 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8892 * config/score/score.md : Update pattern tablejump.
8893 * config/score/score.c : Update score_initialize_trampoline
8895 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8896 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8897 * doc/contrib.texi: Add my entry.
8899 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8901 * Makefile.in (REVISION): New.
8904 (version.o): Also depend on $(REVISION). Add
8905 -DREVISION=$(REVISION_s).
8907 * version.c (version_string): Add REVISION.
8909 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8911 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8912 of GOTO that's relocated to a different block.
8914 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8916 * c-common.c (const_strip_array_types): New.
8917 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8918 (const_strip_array_types): New.
8919 * c-objc-common.c (c_disregard_inline_limits,
8920 c_warn_unused_global_decl): Constify.
8921 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8922 c_vla_type_p, c_incomplete_type_error): Likewise.
8923 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8924 * hooks.c (hook_bool_const_tree_false): New.
8925 * hooks.h (hook_bool_const_tree_false): Likewise.
8926 * langhooks-def.h (lhd_warn_unused_global_decl,
8927 lhd_incomplete_type_error, lhd_expr_size,
8928 lhd_tree_inlining_disregard_inline_limits,
8929 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8930 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8931 * langhooks.c (lhd_warn_unused_global_decl,
8932 lhd_incomplete_type_error,
8933 lhd_tree_inlining_disregard_inline_limits,
8934 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8935 lhd_expr_size): Likewise.
8936 * langhooks.h (lang_hooks_for_tree_inlining,
8937 lang_hooks_for_tree_dump, lang_hooks_for_types,
8938 lang_hooks_for_decls, lang_hooks): Likewise.
8939 * pointer-set.c (pointer_set_t, pointer_set_create,
8940 pointer_set_contains, insert_aux, pointer_set_insert,
8941 pointer_set_traverse, pointer_map_t, pointer_map_create,
8942 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8944 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8945 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8946 pointer_map_traverse): Likewise.
8947 * predict.c (assert_is_empty): Likewise.
8948 * tree-affine.c (free_name_expansion): Likewise.
8949 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8950 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8951 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8953 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8955 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8957 (destroy_loop_vec_info): Add call to VEC_free.
8958 * tree-vectorizer.h (may_alias_ddrs): Define.
8959 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8960 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8961 Change reporting to dump.
8962 (vect_is_duplicate_ddr): New.
8963 (vect_mark_for_runtime_alias_test): New.
8964 (vect_analyze_data_ref_dependences) Add call to
8965 vect_mark_for_runtime_alias_test.
8966 (vect_enhance_data_refs_alignment): Define local variable
8967 vect_versioning_for_alias_required, don't perform
8968 peeling for alignment if versioning for alias is
8970 (vect_enhance_data_refs_alignment): Use
8971 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8972 PARAM_VECT_MAX_VERSION_CHECKS.
8973 * tree-vect-transform.c
8974 (vect_create_cond_for_alias_checks): New.
8975 (vect_transform_loop): Add call to
8976 vect_create_cond_for_alias_checks.
8977 (vect_vfa_segment_size): New.
8978 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8980 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8981 * gcc/doc/invoke.texi
8982 (vect-max-version-for-alignment-checks): Document.
8983 (vect-max-version-for-alias-checks): Document.
8984 (vect-max-version-checks): Remove.
8986 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8988 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8989 the same line as the instruction for all asm dialects.
8990 (*rep_movsi): Ditto.
8991 (*rep_movsi_rex64): Ditto.
8992 (*rep_movqi): Ditto.
8993 (*rep_movqi_rex64): Ditto.
8994 (*rep_stosdi_rex64): Ditto.
8995 (*rep_stossi): Ditto.
8996 (*rep_stossi_rex64): Ditto.
8997 (*rep_stosqi): Ditto.
8998 (*rep_stosqi_rex64): Ditto.
8999 (*cmpstrnqi_nz_1): Ditto.
9000 (*cmpstrnqi_nz_rex_1): Ditto.
9001 (*cmpstrnqi_1): Ditto.
9002 (*cmpstrnqi_rex_1): Ditto.
9003 (*strlenqi_1): Ditto.
9004 (*strlenqi_rex_1): Ditto.
9005 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9006 prefix on the same line as the instruction for all asm dialects.
9007 (sync_double_compare_and_swap<mode>): Ditto.
9008 (*sync_double_compare_and_swapdi_pic): Ditto.
9009 (*sync_compare_and_swap_cc<mode>): Ditto.
9010 (sync_double_compare_and_swap_cc<mode>): Ditto.
9011 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9012 (sync_old_add<mode>): Ditto.
9013 (sync_add<mode>): Ditto.
9014 (sync_sub<mode>): Ditto.
9015 (sync_ior<mode>): Ditto.
9016 (sync_and<mode>): Ditto.
9017 (sync_xor<mode>): Ditto.
9019 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9022 * reload.c (find_reloads): Check that the memory returned by
9023 find_reloads_toplev was not the result of forcing a constant
9025 (find_reloads_toplev): Always use simplify_gen_subreg to get
9026 the subreg of a constant. If the result is also a constant,
9027 but not a legitimate one, force it into the constant pool
9028 and reload its address.
9030 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9032 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9035 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9037 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9038 directive for the current vector ABI.
9040 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9043 * caller-save.c (reg_save_code): Set invalide status on restore code.
9045 2007-08-15 Diego Novillo <dnovillo@google.com>
9047 * tree-ssa-alias.c (compute_memory_partitions): Use
9048 alias_bitmap_obstack to allocate bitmaps.
9049 (reset_alias_info): Factor out of init_alias_info.
9050 Mark all name tags not associated to an SSA name for renaming.
9051 (init_alias_info): Call it.
9052 (create_name_tags): Tidy. Add comments.
9053 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9055 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9057 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9058 scheduler dependencies.
9060 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9062 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9064 (*iorsi_1_zext): Likewise.
9065 (*iorsi_1_zext_imm): Likewise.
9066 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9067 with "rm"/"xm" constraint.
9068 (sse2_vmsqrtv2df2): Likewise.
9070 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9073 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9076 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9078 * tree-pass.h (PROP_pta): Removed.
9079 (TODO_rebuild_alias): New.
9080 (pass_may_alias): Removed.
9081 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9082 aliasing if we changed something.
9083 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9085 (pass_may_alias): Removed.
9086 (create_structure_vars): Return TODO_rebuild_alias.
9087 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9088 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9090 (tree_sra_early): We never affect aliasing right now.
9091 * tree-flow.h (compute_may_aliases): New prototype.
9092 * passes.c: Remove pass_may_alias from the passes.
9093 (execute_function_todo): Support TODO_rebuild_alias.
9095 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9097 * i386.c: (legitimize_address): Move dllimported variable check
9098 infront of legitimizing pic address of CONST symbols.
9100 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9102 PR tree-optimization/32941
9103 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9104 (goto_queue_cmp): Remove.
9105 (find_goto_replacement): Change search method.
9106 (maybe_record_in_goto_queue): Add assert.
9107 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9108 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9110 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9112 * alias.c (component_uses_parent_alias_set): Constify.
9113 * alias.h (component_uses_parent_alias_set): Likewise.
9114 * cfgrtl.c (print_rtl_with_bb): Likewise.
9115 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9116 mpz_get_double_int): Likewise.
9117 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9118 mpz_get_double_int): Likewise.
9119 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9120 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9122 * expr.h (safe_from_p): Likewise.
9123 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9125 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9126 zero_sized_type, goa_lhs_expr_p): Likewise.
9127 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9128 * rtl.h (print_rtl_with_bb): Likewise.
9129 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9130 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9131 * tree-flow-inline.h (bb_stmt_list): Constify.
9132 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9134 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9135 const_first_stmt, const_last_stmt): New.
9136 (block_may_fallthru, empty_block_p): Constify.
9137 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9138 EXPR_ONLY_BODY): New.
9139 (expr_first, expr_last, expr_only): Use macro for body.
9140 (const_expr_first, const_expr_last, const_expr_only): New.
9141 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9142 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9143 ctsi_prev, ctsi_stmt): New.
9144 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9145 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9146 * tree-ssa-loop-niter.c (loop_only_exit_p,
9147 derive_constant_upper_bound): Likewise.
9148 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9149 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9150 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9151 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9152 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9153 * tree.c (get_type_static_bounds): Likewise.
9154 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9155 (get_type_static_bounds): Constify.
9157 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9160 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9161 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9162 (*<addsub><mode>3_cc_overflow): New.
9163 (*add<mode>3_cconly_overflow): New.
9164 (*sub<mode>3_cconly_overflow): New.
9165 (*<addsub>si3_zext_cc_overflow): New.
9166 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9167 CCCmode for LTU, GTU, LEU and GEU.
9168 (ix86_comparison_operator): Likewise.
9169 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9170 * config/i386/i386.c (put_condition_code): Support CCCmode.
9171 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9172 or MINUS expressions.
9174 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9177 * c-typeck.c (build_binary_op): Disallow vector float types with
9178 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9180 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9182 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9183 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9184 (dep_def): New typedef.
9185 (init_dep_1, sd_debug_dep): Declare functions.
9186 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9187 (debug_dep_links): Remove.
9188 (struct _deps_list): New field 'n_links'.
9189 (DEPS_LIST_N_LINKS): New macro.
9190 (FOR_EACH_DEP_LINK): Remove.
9191 (create_deps_list, free_deps_list, delete_deps_list): Remove
9193 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9194 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9195 (copy_deps_list_change_con, move_dep_link): Ditto.
9196 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9197 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9199 (INSN_BACK_DEPS): Remove.
9200 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9202 (INSN_DEP_COUNT): Remove.
9203 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9204 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9205 Declare global variables.
9206 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9207 (add_forw_dep, compute_forward_dependences): Remove declarations.
9208 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9209 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9210 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9212 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9214 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9215 (sd_list_types_def): New typedef.
9216 (sd_next_list): Declare function.
9217 (struct _sd_iterator): New type.
9218 (sd_iterator_def): New typedef.
9219 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9221 (FOR_EACH_DEP): New cycle wrapper.
9222 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9224 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9225 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9228 * sched-deps.c (init_dep_1): Make global.
9229 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9231 (dump_dep): New static function.
9232 (dump_dep_flags): New static variable.
9233 (sd_debug_dep): New function.
9234 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9236 (move_dep_link): Use remove_from_deps_list (), instead of
9238 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9239 (dep_link_is_detached_p): New static function.
9240 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9242 (dn_pool, dl_pool): New alloc_pools.
9243 (dn_pool_diff, dl_pool_diff): New static variables.
9244 (create_dep_node, delete_dep_node): New static function.
9245 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9246 (deps_list_empty_p): Make it static. Use 'n_links' field.
9247 (deps_pools_are_empty_p): New static function.
9248 (alloc_deps_list, delete_deps_list): Remove.
9249 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9250 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9251 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9252 (forward_dependency_cache): Remove.
9253 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9254 'back' from the names. Change signature to use dep_t instead of
9256 (add_back_dep): Ditto. Make global.
9257 (check_dep_status): Rename to check_dep ().
9258 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9260 (sd_finish_insn): Ditto.
9261 (sd_find_dep_between_no_cache): New static function.
9262 (sd_find_dep_between): New function.
9263 (ask_dependency_caches, set_dependency_caches): New static functions.
9264 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9265 (add_or_update_dep_1): Separate pieces of functionality into
9266 ask_dependency_caches (), update_dependency_caches (),
9267 change_spec_dep_to_hard (), update_dep ().
9268 (get_back_and_forw_lists): New static function.
9269 (sd_add_dep): Separate setting of dependency caches into
9270 set_dependency_caches ().
9271 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9273 (sd_delete_dep): Ditto.
9274 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9275 (dump_lists): New static function.
9276 (sd_debug_lists): New debug function.
9277 (delete_all_dependences, fixup_sched_groups): Update to use
9278 sd_* infrastructure.
9279 (sched_analyze_2): Create data-speculative dependency only if
9280 data-speculation is enabled.
9281 (sched_analyze_insn): If insn cannot be speculative, make all its
9282 dependencies non-speculative.
9283 (sched_analyze): Use sd_init_insn ().
9284 (add_forw_dep, compute_forward_dependencies): Remove.
9285 (delete_dep_nodes_in_back_deps): New static function.
9286 (sched_free_deps): New function.
9287 (init_dependency_caches): Init alloc_pools.
9288 (extend_depedency_caches): Update after removing of
9289 forward_dependency_cache.
9290 (free_dependency_caches): Ditto. Free alloc_pools.
9291 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9292 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9294 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9295 (add_dependence): Use init_dep ().
9296 (get_dep_weak_1): New static function.
9297 (get_dep_weak): Move logic to get_dep_weak_1 ().
9298 (dump_ds): New static function moved from haifa-sched.c:
9299 debug_spec_status ().
9300 (debug_ds): New debug function.
9301 (check_dep_status): Rename to check_dep (). Update to check whole
9304 * haifa-sched.c (spec_info): Make global.
9305 (added_recovery_block_p): Rename to
9306 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9307 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9308 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9309 to use new interfaces.
9310 (ok_for_early_queue_removal): Ditto.
9311 (schedule_block): Initialize logical uids of insns emitted by the
9313 (sched_init): Initialize new variable.
9314 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9316 (extend_global): Initialize insn data.
9317 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9318 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9320 (add_to_speculative_block): Update to use new interfaces.
9321 (create_recovery_block): Set new variables.
9322 (create_check_block_twin, fix_recovery_deps): Update to use new
9324 (sched_insn_is_legitimate_for_speculation_p): New function.
9325 (speculate_insn): Move checking logic to
9326 sched_insn_is_legitimate_for_speculation_p ().
9327 (sched_remove_insn): Finalize sched-deps information of instruction.
9328 (clear_priorities, add_jump_dependencies): Update to use new
9330 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9332 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9333 to use new interfaces.
9334 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9335 (new_ready): Try to use control speculation only if it is available.
9336 (add_branch_dependences): Update to use new interfaces.
9337 (compute_block_backward_dependences): Rename to
9338 compute_block_dependences (). Call
9339 targetm.sched.dependencies_evaluation_hook ().
9340 (free_block_dependencies): New static function.
9341 (debug_dependencies): Update to use new interfaces.
9342 (schedule_region): Remove separate computation of forward dependencies.
9343 Move call of targetm.sched.dependencies_evaluation_hook () to
9344 compute_block_dependences (). Free dependencies at the end of
9345 scheduling the region.
9347 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9349 (add_deps_for_risky_insns): Ditto.
9350 (schedule_ebb): Remove separate computation of forward dependencies.
9351 Free dependencies at the end of scheduling the ebb.
9353 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9354 (build_intra_loop_deps): Ditto. Remove separate computation of
9355 forward dependencies. Free sched-deps dependencies.
9357 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9358 to use new interfaces.
9359 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9361 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9363 (is_costly_group): Ditto.
9365 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9367 * alias.c (rtx_equal_for_memref_p): Constify.
9368 * basic-block.h (const_edge, const_basic_block): New.
9369 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9370 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9371 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9372 probably_never_executed_bb_p, edge_probability_reliable_p,
9373 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9374 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9376 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9377 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9379 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9380 flow_nodes_print, dfs_enumerate_from): Likewise.
9381 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9382 control_flow_insn_p, count_basic_blocks): Likewise.
9383 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9384 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9385 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9386 average_num_loop_insns, loop_exit_edge_p,
9387 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9388 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9389 average_num_loop_insns, seq_cost): Likewise.
9390 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9391 * dominance.c (dominated_by_p): Likewise.
9392 * emit-rtl.c (validate_subreg): Likewise.
9393 * except.c (can_throw_internal, can_throw_external): Likewise.
9394 * except.h (can_throw_internal, can_throw_external): Likewise.
9395 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9396 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9397 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9398 simple_mem, store_ops_ok, load_kills_store, find_loads,
9399 store_killed_in_insn, store_killed_after, store_killed_before,
9400 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9402 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9403 noce_mem_write_may_trap_or_fault_p): Likewise.
9404 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9406 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9408 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9409 probably_cold_bb_p, probably_never_executed_bb_p,
9410 edge_probability_reliable_p, br_prob_note_reliable_p,
9411 can_predict_insn_p): Likewise.
9412 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9413 * resource.c (return_insn_p): Likewise.
9414 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9416 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9417 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9418 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9419 verify_gimple_modify_stmt): Likewise.
9420 * tree-chrec.c (is_not_constant_evolution,
9421 is_multivariate_chrec_rec, is_multivariate_chrec,
9422 chrec_contains_symbols, chrec_contains_undetermined,
9423 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9424 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9425 eq_evolutions_p, scev_direction): Likewise.
9426 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9427 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9428 chrec_contains_symbols_defined_in_loop,
9429 chrec_contains_undetermined, tree_contains_chrecs,
9430 evolution_function_is_affine_multivariate_p,
9431 evolution_function_is_univariate_p, chrec_zerop,
9432 evolution_function_is_constant_p, evolution_function_is_affine_p,
9433 evolution_function_is_affine_or_constant_p,
9434 tree_does_not_contain_chrecs, chrec_type): Likewise.
9435 * tree-data-ref.c (tree_fold_divides_p,
9436 object_address_invariant_in_loop_p, dr_may_alias_p,
9437 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9438 same_access_functions, constant_access_functions,
9439 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9441 * tree-flow.h (scev_direction): Likewise.
9442 * tree-gimple.c (is_gimple_stmt): Likewise.
9443 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9445 * tree-pretty-print.c (op_prio): Likewise.
9446 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9447 analyzable_condition, backedge_phi_arg_p): Likewise.
9448 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9449 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9450 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9453 2007-08-13 Dan Hipschman <dsh@google.com>
9456 * c-format.c (check_format_arg): Move check for zero-length
9457 format strings below the check for unterminated strings.
9459 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9462 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9465 2007-08-13 Nick Clifton <nickc@redhat.com>
9467 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9469 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9472 * c-format.c (gcc_gfc_length_specs): New array.
9473 (gcc_gfc_char_table): Add unsigned specifier, and references to
9474 the l length modifier.
9475 (format_types_orig): Use the new gcc_gfc_length_specs.
9477 2007-08-12 Sa Liu <saliu@de.ibm.com>
9479 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9480 and with REG_RETVAL note after split.
9482 2007-08-11 David Daney <ddaney@avtrex.com>
9484 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9485 as ATTRIBUTE_UNUSED.
9487 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9488 Segher Boessenkool <segher@kernel.crashing.org>
9490 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9491 HAVE_LOCAL_CPU_DETECT not defined.
9493 2007-08-11 Jan Hubicka <jh@suse.cz>
9495 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9496 (cgraph_process_new_functions): Honor previous value of
9497 disregard_inline_limits.
9498 * ipa-inline.c (compute_inline_parameters): Likewise.
9500 2007-08-11 Ian Lance Taylor <iant@google.com>
9502 * alias.h (alias_set_type): Define new type.
9503 (ALIAS_SET_MEMORY_BARRIER): Use it.
9504 * rtl.h: Include alias.h.
9505 (struct mem_attrs): Use alias_set_type.
9506 * tree.h: Include alias.h
9507 (struct tree_type): Use alias_set_type.
9508 (struct tree_struct_field_tag): Likewise.
9509 (struct tree_decl_common): Likewise.
9510 * alias.c (struct alias_set_entry): Use alias_set_type.
9511 (get_alias_set_entry, alias_set_subset_of): Likewise.
9512 (alias_sets_conflict_p): Likewise.
9513 (alias_sets_must_conflict_p): Likewise.
9514 (objects_must_conflict_p): Likewise.
9515 (get_alias_set, new_alias_set): Likewise.
9516 (record_alias_subset, record_component_aliases): Likewise.
9517 (varargs_set, frame_set): Change to alias_set_type.
9518 (get_varargs_alias_set): Use alias_set_type.
9519 (get_frame_alias_set): Likewise.
9520 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9521 * dse.c (struct store_info): Use alias_set_type.
9522 (struct read_info, struct clear_alias_mode_holder): Likewise.
9523 (clear_alias_set_lookup, canon_address): Likewise.
9524 (record_store, check_mem_read_rtx): Likewise.
9525 (dse_record_singleton_alias_set): Likewise.
9526 (dse_invalidate_singleton_alias_set): Likewise.
9527 * emit-rtl.c (get_mem_attrs): Likewise.
9528 (set_mem_attributes_minus_bitpos): Likewise.
9529 (set_mem_alias_set): Likewise.
9530 * expr.c (store_constructor_field, store_field): Likewise.
9531 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9532 * langhooks.c (lhd_get_alias_set): Likewise.
9533 * langhooks-def.h (lhd_get_alias_set): Likewise.
9534 * reload1.c (alter_reg): Likewise.
9535 * tree-flow.h (struct fieldoff): Likewise.
9536 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9537 (may_alias_p, get_smt_for, create_sft): Likewise.
9538 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9539 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9540 (merge_smts_into): Likewise.
9541 * varasm.c (const_alias_set): Likewise.
9542 * c-common.c (strict_aliasing_warning): Likewise.
9543 (c_common_get_alias_set): Likewise.
9544 * dse.h (dse_record_singleton_alias_set): Update declaration.
9545 (dse_invalidate_singleton_alias_set): Likewise.
9546 * emit-rtl.h (set_mem_alias_set): Likewise.
9547 * c-common.h (c_common_get_alias_set): Likewise.
9548 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9549 * print-tree.c (print_node): Likewise.
9550 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9552 (alpha_setup_incoming_varargs): Use alias_set_type.
9553 * config/i386/i386.c (setup_incoming_varargs_64): Use
9555 (setup_incoming_varargs_ms_64): Likewise.
9556 (ix86_GOT_alias_set): Likewise.
9557 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9558 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9559 (set): Change to alias_set_type.
9560 (get_TOC_alias_set): Use alias_set_type.
9561 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9563 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9564 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9566 (struct_value_alias_set): Likewise.
9567 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9569 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9571 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9572 * config/vxworks.h (TARGET_VXWORKS): Override.
9573 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9574 "mips" if TARGET_VXWORKS.
9576 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9578 * calls.c (avoid_likely_spilled_reg): New function.
9579 (expand_call): Use it.
9581 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9583 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9585 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9587 * config/mips/predicates.md (const_call_insn_operand): Invoke
9588 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9590 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9593 * config/rs6000/driver-rs6000.c: Include link.h.
9594 Use ElfW instead of wordsize-specif typedef.
9596 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9598 * system.h (CONST_CAST): New.
9599 * c-decl.c (c_make_fname_decl): Use it.
9600 * c-lex.c (cb_ident, lex_string): Likewise.
9601 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9602 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9603 give_switch, set_multilib_dir): Likewise.
9604 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9605 * passes.c (execute_one_pass): Likewise.
9606 * prefix.c (update_path): Likewise.
9607 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9608 * tree.c (build_string): Likewise.
9610 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9612 * tree-flow-inline.h (is_exec_stmt): Remove.
9613 (is_label_stmt): Remove.
9614 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9617 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9619 * lower-subreg.c (resolve_shift_zext): Don't adjust
9620 src_reg_num for wordmode operands.
9622 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9623 David Ung <davidu@mips.com>
9625 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9626 (TARGET_SCHED_REORDER2): Define.
9627 (mips_maybe_swap_ready): New.
9628 (mips_last_74k_agen_insn): New.
9629 (mips_74k_agen_init): New.
9630 (mips_74k_agen_reorder): New function to group loads and stores
9632 (mips_sched_init): New.
9633 (mips_sched_reorder): Don't do initialization here. Call
9634 mips_74k_agen_reorder.
9635 (mips_variable_issue): Call mips_74k_agen_init.
9637 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9639 * tree-flow-inline.h (get_filename): Remove.
9641 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9643 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9645 (mips_fetch_insns): Delete in favor of...
9646 (mips_load_store_insns): ...this new function.
9647 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9648 to say whether multiword moves _might_ be split.
9649 (mips_fetch_insns): Delete in favor of...
9650 (mips_load_store_insns): ...this new function.
9651 (mips_rtx_costs): Update the call to mips_address_insns.
9652 (mips_address_cost): Likewise.
9653 * config/mips/mips.md (length): Use mips_load_store_insns instead
9654 of mips_fetch_insns.
9655 * config/mips/constraints.md (R): Use mips_address_insns rather
9656 than mips_fetch_insns. Assume that the move never needs to be split.
9658 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9660 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9661 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9662 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9663 * config/mips/mips.h (mips16_hard_float): Delete.
9664 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9665 definitions, and replace with....
9666 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9667 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9668 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9669 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9670 (override_options): Replace MASK_SOFT_FLOAT references with
9671 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9672 and mips16_hard_float when TARGET_MIPS16.
9674 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9677 * c-typeck.c (build_binary_op): Check for non pointer types before
9678 calling int_fits_type_p.
9680 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9683 * fold-const.c (omit_one_operand): Return only the ommitted expression
9684 if the result is an empty statement.
9685 (pedantic_omit_one_operand): Likewise.
9687 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9689 * c-typeck.c (readonly_error): Improve error for assignment.
9691 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9693 (pp_c_expression): Ditto.
9695 2007-08-09 Simon Baldwin <simonb@google.com>
9697 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9698 break that was preventing simplify_associative_operation() for xor.
9700 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9701 Nigel Stephens <nigel@mips.com>
9703 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9704 Document change in interpretation of value from boolean to
9706 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9707 ffs and ctz using clz.
9708 (expand_unop): Call them.
9709 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9711 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9712 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9713 enable the new ffs expansion on this target.
9715 2007-08-09 Jan Hubicka <jh@suse.cz>
9717 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9718 (expand_ternary_op): Likewise.
9719 (expand_vec_shift_expr): Likewise.
9720 (expand_binop_directly): Likewise.
9721 (expand_binop): Likewise.
9722 (sign_expand_binop): Likewise.
9723 (expand_twoval_unop): Likewise.
9724 (expand_twoval_binop): Likewise.
9725 (expand_twoval_binop_libfunc): Likewise.
9726 (widen_clz): Likewise.
9727 (widen_bswap): Likewise.
9728 (expand_parity): Likewise.
9729 (expand_unop): Likewise.
9730 (expand_abs_nojump): Likewise.
9731 (expand_copysign): Likewise.
9732 (emit_no_conflict_block): Likewise.
9733 (emit_libcall_block): Likewise.
9734 (can_compare_p): Likewise.
9735 (prepare_cmp_insn): Likewise.
9736 (emit_cmp_and_jump_insn_1): Likewise.
9737 (prepare_float_lib_cmp): Likewise.
9738 (emit_conditional_add): Likewise.
9739 (gen_add2_insn): Likewise.
9740 (have_add2_insn): Likewise.
9741 (gen_sub2_insn): Likewise.
9742 (have_sub2_insn): Likewise.
9743 (can_extend_p): Likewise.
9744 (can_fix_p): Likewise.
9745 (can_float_p): Likewise.
9746 (expand_float): Likewise.
9747 (expand_fix): Likewise.
9748 (expand_sfix_optab): Likewise.
9749 (new_optab): Likewise.
9750 (new_convert_optab): Likewise.
9751 (init_libfuncs): Likewise.
9752 (init_interclass_conv_libfuncs): Likewise.
9753 (init_intraclass_conv_libfuncs): Likewise.
9754 (set_conv_libfunc): Likewise.
9755 (init_optabs): Likewise.
9756 (debug_optab_libfuncs): Likewise.
9757 (gen_cond_trap): Likewise.
9758 * optabs.h (optab_handler, convert_optab_hanlder): New.
9759 * genopinit.c: Update optabs generation table.
9760 * reload.c (find_reloads_address_1): Use optabs accestors.
9761 * builtins.c (expand_builtin_mathfn): Likewise.
9762 (expand_builtin_mathfn_2): Likewise.
9763 (expand_builtin_mathfn_3): Likewise.
9764 (expand_builtin_interclass_mathfn): Likewise.
9765 (expand_builtin_sincos): Likewise.
9766 (expand_builtin_cexpi): Likewise.
9767 (expand_builtin_powi): Likewise.
9768 (expand_builtin_strlen): Likewise.
9769 * dojump.c (do_jump): Likewise.
9770 * expr.c (convert_move): Likewise.
9771 (move_by_pieces): Likewise.
9772 (move_by_pieces_ninsns): Likewise.
9773 (can_store_by_pieces): Likewise.
9774 (store_by_pieces_1): Likewise.
9775 (emit_move_via_integer): Likewise.
9776 (emit_move_complex): Likewise.
9777 (emit_move_ccmode): Likewise.
9778 (emit_move_insn_1): Likewise.
9779 (emit_single_push_insn): Likewise.
9780 (store_constructor): Likewise.
9781 (expand_expr_real_1): Likewise.
9782 (do_store_flag): Likewise.
9783 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9784 (enumerate_modes): Likewise.
9785 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9786 (supportable_widening_operation): Likewise.
9787 (supportable_narrowing_operation): Likewise.
9788 * expmed.c (store_bit_field_1): Likewise.
9789 (extract_bit_field_1): Likewise.
9790 (expand_mult_highpart_optab): Likewise.
9791 (expand_smod_pow2): Likewise.
9792 (expand_divmod): Likewise.
9793 (emit_store_flag): Likewise.
9794 * tree-vect-patterns.c
9795 (vect_pattern_recog_1): Likewise.
9796 * tree-ssa-loop-prefetch.c
9797 (nontemporal_store_p): Likewise.
9798 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9799 (vect_create_epilog_for_reduction): Likewise.
9800 (vectorizable_reduction): Likewise.
9801 (vectorizable_operation): Likewise.
9802 (vect_strided_store_supported): Likewise.
9803 (vectorizable_store): Likewise.
9804 (vect_strided_load_supported): Likewise.
9805 (vectorizable_load): Likewise.
9806 * combine.c (simplify_comparison): Likewise.
9807 * tree-vect-generic.c
9808 (type_for_widest_vector_mode): Likewise.
9809 (expand_vector_operations_1): Likewise.
9810 * config/spu/spu.c (spu_expand_mov): Likewise.
9811 (spu_emit_vector_compare): Likewise.
9812 * config/rs6000/rs6000.c
9813 (rs6000_emit_vector_compare): Likewise.
9814 * stmt.c (add_case_node): Likewise.
9815 * reload1.c (gen_reload):
9817 2007-08-09 Michael Matz <matz@suse.de>
9819 * tree.h (fixed_zerop): Declare as taking a const_tree.
9820 * tree.c (fixed_zerop): Take a const_tree.
9822 2007-08-09 Ira Rosen <irar@il.ibm.com>
9824 * tree-vect-transform.c (vectorizable_store): Remove call to
9825 copy_virtual_operands() and call mark_symbols_for_renaming() for
9826 the created vector store.
9827 (vect_setup_realignment): Don't call copy_virtual_operands() and
9828 update_vuses_to_preheader().
9829 (vectorizable_load): Don't call copy_virtual_operands().
9830 (update_vuses_to_preheader): Remove.
9832 2007-08-08 Chao-ying Fu <fu@mips.com>
9834 * tree.def (FIXED_POINT_TYPE): New type.
9835 (FIXED_CST): New constant.
9836 (FIXED_CONVERT_EXPR): New expr.
9837 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9838 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9839 * tree.h (struct tree_base): Add saturating_flag.
9840 Remove one bit of spare for saturating_flag.
9841 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9842 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9843 FIXED_POINT_TYPE_P): Define.
9844 (TYPE_SATURATING): Define.
9845 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9846 (struct tree_fixed_cst): New.
9847 (TYPE_IBIT, TYPE_FBIT): Define.
9848 (tree_node): Add fixed_cst.
9849 (enum tree_index): Add new enumeration values of
9850 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9851 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9852 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9853 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9854 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9855 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9856 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9857 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9858 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9859 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9860 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9861 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9862 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9863 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9864 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9865 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9866 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9867 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9868 (sat_short_fract_type_node, sat_fract_type_node,
9869 sat_long_fract_type_node, sat_long_long_fract_type_node,
9870 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9871 sat_unsigned_long_fract_type_node,
9872 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9873 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9874 unsigned_short_fract_type_node, unsigned_fract_type_node,
9875 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9876 sat_short_accum_type_node, sat_accum_type_node,
9877 sat_long_accum_type_node, sat_long_long_accum_type_node,
9878 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9879 sat_unsigned_long_accum_type_node,
9880 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9881 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9882 unsigned_short_accum_type_node, unsigned_accum_type_node,
9883 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9884 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9885 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9886 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9887 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9888 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9889 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9890 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9891 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9892 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9893 sat_uda_type_node, sat_uta_type_node): New macro.
9894 (make_fract_type, make_accum_type): Declare.
9895 (make_signed_fract_type, make_unsigned_fract_type,
9896 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9897 make_signed_accum_type, make_unsigned_accum_type,
9898 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9899 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9900 make_or_reuse_sat_signed_fract_type,
9901 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9902 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9903 make_or_reuse_sat_unsigned_accum_type): New macro.
9904 (fixed_zerop): Declare.
9905 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9906 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9907 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9908 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9909 * treestruct.def: Add TS_FIXED_CST.
9910 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9912 (tree-dump.o): Likewise.
9913 (print-tree.o): Likewise.
9914 (tree-pretty-print.o): Likewise.
9915 (fold-const.o): Likewise.
9916 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9917 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9918 (is_gimple_min_invariant): Handle FIXED_CST.
9919 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9920 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9921 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9922 (layout_type): Handle FIXED_POINT_TYPE.
9923 (make_fract_type, make_accum_type): New functions.
9924 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9925 * tree-dump.c (fixed-value.h): New include.
9926 (dump_fixed): New function.
9927 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9928 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9929 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9930 * tree-pretty-print.c (fixed-value.h): New include.
9931 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9933 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9934 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9935 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9936 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9937 for non-saturating fixed-point types.
9938 (reassociate_bb): Likewise.
9939 * emit-rtl.c (fixed-value.h): New include.
9940 (fconst0, fconst1): New array.
9941 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9942 * tree-vect-generic.c expand_vector_operation): Support
9943 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9945 (type_for_widest_vector_mode): Add one parameter for the
9947 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9949 Pass the satp parameter to type_for_mode for fixed-point types.
9950 (expand_vector_operations_1): Pass the saturating flag to
9951 type_for_widest_vector_mode.
9952 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9953 and MODE_VECTOR_UACCUM.
9954 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9955 (vectorizable_condition): Likewise.
9956 * tree.c (fixed-value.h): New include.
9957 (tree_code_size): Support FIXED_CST.
9958 (build_fixed): New function.
9959 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9960 (fixed_zerop): New function.
9961 (tree_node_structure): Support FIXED_CST.
9962 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9963 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9964 (type_hash_eq): Handle FIXED_POINT_TYPE.
9965 (simple_cst_equal): Support FIXED_CST.
9966 (iterative_hash_expr): Handle FIXED_CST.
9967 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9968 (get_narrower): Likewise.
9969 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9970 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9971 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9972 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9974 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9975 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9976 (initializer_zerop): Support FIXED_CST.
9977 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9978 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9979 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9980 (is_base_type): Handle FIXED_POINT_TYPE.
9981 (add_type_attribute): Handle FIXED_POINT_TYPE.
9982 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9983 * print-tree.c (fixed-value.h): New include.
9984 (print_node_brief): Support FIXED_CST.
9985 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9986 * c-pretty-print.c (fixed-value.h): New include.
9987 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9988 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9989 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9990 Support fixed-point types for inner items in VECTOR_TYPE.
9991 (pp_c_direct_declarator): Likewise.
9992 (pp_c_declarator): Likewise.
9993 (pp_c_fixed_constant): New function.
9994 (pp_c_constant): Handle FIXED_CST.
9995 (pp_c_primary_expression): Likewise.
9996 (pp_c_expression): Likewise.
9997 * fold-const.c (fixed-value.h): New include.
9998 (negate_expr_p): Return true for FIXED_CST.
9999 (fold_negate_expr): Support FIXED_CST.
10000 (split_tree): Support FIXED_CST.
10001 (const_binop): Support FIXED_CST.
10002 (fold_convert_const_int_from_fixed): New function to convert from
10004 (fold_convert_const_real_from_fixed): New function to convert from
10006 (fold_convert_const_fixed_from_fixed): New function to convert from
10007 fixed to another fixed.
10008 (fold_convert_const_fixed_from_int): New function to convert from
10010 (fold_convert_const_fixed_from_real): New function to convert from
10012 (fold_convert_const): Support conversions from fixed to int, from
10013 fixed to real, from fixed to fixed, from int to fixed, and from real
10015 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10016 (operand_equal_p): Support FIXED_CST.
10017 (make_range): For fixed-point modes, we need to pass the
10018 saturating flag as the 2nd parameter.
10019 (tree_swap_operands_p): Handle FIXED_CST.
10020 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10022 (fold_unary): Support FIXED_CONVERT_EXPR.
10023 (fold_binary): Handle FIXED_CST.
10024 Make sure the type is not saturating, before associating operations.
10025 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10026 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10027 (fold_negate_const): Support FIXED_CST.
10028 (fold_relational_const): Support FIXED_CST.
10029 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10030 (gimplify_expr): Handle FIXED_CST.
10031 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10032 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10033 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10034 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10035 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10036 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10037 LONG_LONG_ACCUM_TYPE_SIZE.
10038 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10039 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10040 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10041 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10042 MODE_ACCUM, and MODE_UACCUM.
10043 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10044 fixed-point types to disable reduction.
10045 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10047 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10049 * config/rs6000/x-rs6000: New file.
10050 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10051 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10052 (EXTRA_SPEC_FUNCTIONS): Define.
10053 (HAVE_LOCAL_CPU_DETECT): Define.
10054 (CC1_CPU_SPEC): Define.
10055 * config/rs6000/driver-rs6000.c: New file.
10056 * config/rs6000/aix.h (CC1_SPEC): Define.
10057 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10058 * config.host: Add x-rs6000 to host_xmake_file if host and target
10059 are rs6000 or powerpc.
10061 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10063 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10065 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10066 Sandra Loosemore <sandra@codesourcery.com>
10067 Chao-ying Fu <fu@mips.com>
10068 Nigel Stephens <nigel@mips.com>
10069 David Ung <davidu@mips.com>
10071 * doc/invoke.texi (-mcode-readable): Document.
10072 * config/mips/mips.opt (mcode-readable): New option.
10073 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10074 * config/mips/mips.h (mips_code_readable_setting): New enum.
10075 (mips_code_readable): Declare.
10076 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10077 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10078 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10079 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10080 boiler-plate comments.
10081 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10082 * config/mips/mips.c (mips_code_readable): New variable.
10083 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10084 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10085 context and -mcode-readable setting to restrict the use of
10086 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10087 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10088 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10089 (mips_blocks_for_constant_p): Only return false for
10090 TARGET_MIPS16_PCREL_LOADS.
10091 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10092 for MIPS16. Handle SYMBOL_32_HIGH.
10093 (mips_const_insns): Allow HIGHs for MIPS16 too.
10094 (mips_unspec_address_offset): New function, split out from...
10095 (mips_unspec_address): ...here.
10096 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10097 16-bit symbolic constants. Assert approropiate conditions for
10098 using the "la" and "dla" macros.
10099 (mips_handle_option): Handle -mcode-readable=.
10100 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10101 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10102 (mips_strip_unspec_address): New function, split out from...
10103 (print_operand_reloc): ...here.
10104 (print_operand): Pass constants through mips_strip_unspec_address.
10105 (print_operand_address): Likewise.
10106 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10107 (mips_select_rtx_section): Remove MIPS16 handling.
10108 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10109 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10110 (mips16_lay_out_constants): Do nothing unless
10111 TARGET_MIPS16_PCREL_LOADS.
10112 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10113 * config/mips/mips.md: Split HIGHs for MIPS16.
10114 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10116 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10118 * config/mips/mips-protos.h (mips_emit_move): Declare.
10119 * config/mips/mips.c (mips_emit_move): New function.
10120 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10121 (mips_legitimize_const_move): Likewise.
10122 (mips_legitimize_move): Likewise.
10123 (mips_split_64bit_move): Likewise.
10124 (mips_restore_gp): Likewise.
10125 (mips_load_call_address): Likewise.
10126 (mips_emit_fcc_reload): Likewise.
10127 (mips_set_return_address): Likewise.
10128 (mips_block_move_straight): Likewise.
10129 (mips_block_move_loop): Likewise.
10130 (mips_setup_incoming_varargs): Likewise.
10131 (mips_save_reg): Likewise.
10132 (mips_expand_prologue): Likewise.
10133 (mips_restore_reg): Likewise.
10134 (mips_expand_epilogue): Likewise.
10135 (mips_output_mi_thunk): Likewise.
10136 (build_mips16_call_stub): Likewise.
10137 (mips_builtin_branch_and_move): Likewise.
10138 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10139 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10140 (fixuns_truncdfdi2): Likewise.
10141 (fixuns_truncsfsi2): Likewise.
10142 (fixuns_truncsfdi2): Likewise.
10143 (loadgp_absolute): Likewise.
10144 (builtin_setjmp_setup): Likewise.
10145 (builtin_longjmp): Likewise.
10146 (untyped_call): Likewise.
10148 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10150 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10151 an "rtx *" argument. Return a bool.
10152 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10153 values and return true if they can be split. Take the same kind of
10154 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10155 and store the lo_sum there if nonnull. Use the symbol type to
10156 determine whether a $gp or HIGH is needed.
10157 (mips_legitimize_address): Update call to mips_split_symbol and
10158 simplify accordingly.
10159 (mips_legitimize_const_move): Likewise.
10160 * config/mips/mips.md: In the combine define_split,
10161 check mips_split_symbol instead of splittable_symbolic_operand.
10162 Update use of mips_split_symbol in the generator code.
10163 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10165 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10167 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10168 (mips_symbol_insns_1): New function, split out from...
10169 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10170 and stores separately from load addresses.
10171 (mips_classify_address): Replace uses of mips_symbolic_address_p
10172 with uses of mips_symbol_insns.
10173 (mips_address_insns): Update calls to mips_symbol_insns.
10174 (mips_const_insns): Likewise.
10175 (mips_legitimize_address): Likewise.
10177 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10179 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10180 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10181 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10182 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10183 non-call contexts if TARGET_MIPS16.
10184 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10185 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10186 code for SYMBOL_ABSOLUTE.
10187 (mips_symbol_insns): Likewise.
10189 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10191 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10192 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10193 (mips_symbolic_constant_p): Likewise. Update the call to
10194 mips_classify_symbol.
10195 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10196 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10197 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10198 (print_operand_reloc): Add a context argument. Update the call to
10199 mips_symbolic_constant_p.
10200 (print_operand): Update the calls to print_operand_reloc.
10201 (print_operand_address): Use print_operand_reloc rather than
10203 (mips_rewrite_small_data_p): Add a context argument. Update the call
10204 to mips_symbolic_constant_p.
10205 (mips_small_data_pattern_1): Make DATA the containing mem.
10206 Update the call to mips_rewrite_small_data_p.
10207 (mips_rewrite_small_data_1): Likewise.
10208 (mips_use_anchors_for_symbol_p): Update the call to
10209 mips_symbolic_constant_p.
10210 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10211 (splittable_symbolic_operand): Likewise.
10212 (move_operand): Likewise.
10213 (absolute_symbolic_operand): Likewise.
10214 (got_disp_operand): Likewise.
10215 (got_page_ofst_operand): Likewise.
10217 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10219 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10220 (SYMBOL_ABSOLUTE): ...this.
10221 (SYMBOL_SMALL_DATA): Rename to...
10222 (SYMBOL_GP_RELATIVE): ...this.
10223 (SYMBOL_CONSTANT_POOL): Rename to...
10224 (SYMBOL_PC_RELATIVE): ...this.
10225 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10226 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10227 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10228 after above changes.
10229 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10230 (general_symbolic_operand): Rename to...
10231 (absolute_symbolic_operand): ...this.
10232 * config/mips/mips.md: Update after above changes.
10234 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10235 Revital Eres <eres@il.ibm.com>
10237 * ddg.c (print_ddg): Add dump information.
10238 * modulo-sched.c (print_node_sched_params): Add parameter and
10240 (calculate_maxii): Remove function.
10241 (undo_generate_reg_moves): Likewise.
10242 (undo_permute_partial_schedule): Likewise.
10243 (kernel_number_of_cycles): Likewise.
10244 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10245 (sms_schedule): Use it. Remove profitability checks.
10246 (sms_schedule_by_order): Fix order of nodes within the cycle.
10248 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10250 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10251 -profile option, add pie support.
10252 (ENDFILE_SPEC): New spec.
10253 * config/gnu.h (LIB_SPEC): Add -profile option.
10255 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10257 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10258 * config/gnu.h (LIB_SPEC): Likewise.
10260 2007-08-07 Yaz Saito <saito@google.com>
10261 Ian Lance Taylor <iant@google.com>
10263 * common.opt (finstrument-functions-exclude-function-list): New
10265 (finstrument-functions-exclude-file-list): New option.
10266 * opts.c (char_p): Define and DEF_VEC.
10267 (flag_instrument_functions_exclude_functions): New static
10269 (flag_instrument_functions_exclude_files): New static variable.
10270 (add_instrument_functions_exclude_list): New static function.
10271 (flag_instrument_functions_exclude_p): New function.
10272 (common_handle_option): Handle new options.
10273 * flags.h (flag_instrument_functions_exclude_p): Declare.
10274 * gimplify.c (gimplify_function_tree): Call
10275 flag_instrument_functions_exclude_p.
10276 * doc/invoke.texi (Option Summary): Mention new options.
10277 (Code Gen Options): Document new options.
10279 2007-08-07 Ian Lance Taylor <iant@google.com>
10281 PR rtl-optimization/32776
10282 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10283 (resolve_use): Likewise.
10284 (decompose_multiword_subregs): Remove "changed" local variable.
10286 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10288 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10289 * configure: Regenerate.
10290 * config.in: Regenerate.
10291 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10294 2007-08-07 Ian Lance Taylor <iant@google.com>
10296 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10297 note, just delete the insn.
10299 2007-08-07 Andreas Schwab <schwab@suse.de>
10302 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10305 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10307 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10308 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10309 (decompose_multiword_subregs): Use the functions above to decompose
10310 multiword shifts and zero-extends.
10312 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10314 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10315 "assemble" descriptions which were swapped.
10317 2007-08-06 Chao-ying Fu <fu@mips.com>
10319 * fixed-value.h: New file.
10320 * fixed-value.c: New file.
10321 * Makefile.in (OBJS-common): Add fixed-value.o.
10322 (fixed-value.o): New rule.
10323 (GTFILES): Add fixed-value.h.
10324 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10325 to compare a.low and b.low.
10326 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10328 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10329 Daniel Jacobowitz <dan@codesourcery.com>
10332 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10334 (x86_64-*-netbsd*): Likewise.
10335 (x86_64-*-linux*): Likewise.
10336 (x86_64-*-kfreebsd*-gnu): Likewise.
10337 (x86_64-*-knetbsd*-gnu): Likewise.
10338 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10340 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10342 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10343 Add -fno-asynchronous-unwind-tables.
10345 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10346 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10347 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10348 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10349 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10351 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10353 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10354 (TARGET_C_MODE_FOR_SUFFIX): New.
10356 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10358 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10360 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10362 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10364 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10366 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10367 before checking function returns in conditional expressions.
10369 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10372 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10374 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10376 PR middle-end/32988
10377 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10378 for INTEGRAL_TYPE_P.
10380 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10382 * configure.ac: Remove --enable-checking=df from default settings.
10383 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10384 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10385 if the parameter is true.
10386 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10387 DF_VERIFY_SCHEDULED flag is true.
10388 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10389 (df_finish_pass): Adjust prototype.
10390 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10393 * see.c (pass_see): Add TODO_df_verify.
10394 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10395 * global.c (rest_of_handle_global_alloc): Schedule verification
10397 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10399 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10400 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10401 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10403 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10404 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10405 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10407 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10408 Revital Eres <eres@il.ibm.com>
10410 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10412 * ddg.c (create_ddg_dependence): Rename to...
10413 (create_ddg_dep_from_intra_loop_link): This. Do not check
10414 for interloop edges. Do not create anti dependence edge when
10415 a true dependence edge exists in the opposite direction and
10416 -fmodulo-sched-allow-regmoves is set.
10417 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10418 (add_cross_iteration_register_deps): Create anti dependence edge
10419 when -fno-modulo-sched-allow-regmoves is set.
10420 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10422 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10424 * config/arm/arm.md (movsi): Add braces.
10426 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10428 PR middle-end/32780
10429 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10430 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10433 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10435 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10436 state accessor functions.
10437 * cfgloopmanip.c (remove_path, create_preheaders,
10438 force_single_succ_latches, fix_loop_structure): Ditto.
10439 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10440 tree_duplicate_loop_to_header_edge): Ditto.
10441 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10442 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10444 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10445 cleanup_tree_cfg): Ditto.
10446 * tree-cfg.c (tree_merge_blocks): Ditto.
10447 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10448 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10449 loop_preheader_edge, single_exit): Ditto.
10450 (flow_loops_find): Do not clear loops->state.
10451 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10452 loops_state_clear): New functions.
10454 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10456 PR middle-end/32399
10457 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10458 when adding to the base and convert ELT to sizetype instead of type.
10460 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10462 PR middle-end/32304
10463 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10464 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10466 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10468 PR middle-end/32935
10469 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10470 correct type the negate expression.
10472 2007-08-03 Jan Hubicka <jh@suse.cz>
10474 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10477 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10479 * config/rs6000/rs6000.c (struct processor_cost): Change
10480 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10481 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10483 (rios1_costs, rios2_cost): Correct cache line size.
10484 (rs6000_override_options): Set l2-cache-size parameter.
10486 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10487 Diego Novillo <dnovillo@google.com>
10490 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10491 if the range includes 0.
10493 2007-08-03 Ben Elliston <bje@au.ibm.com>
10495 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10496 mode to unspec expressions to silence a warning from the generator
10499 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10501 * config/ia64/constraints.md ("U"): Make constraint vector only.
10503 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10505 PR middle-end/25446
10506 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10507 always_inline attribute on the function decl.
10509 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10511 PR middle-end/25445
10512 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10513 if we are compiling with -fPIC.
10515 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10516 Nigel Stephens <nigel@mips.com>
10518 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10519 Define for MIPS32 and MIPS64.
10521 2007-08-02 Nick Clifton <nickc@redhat.com>
10523 * config/host-hpux.c: Change copyright header to refer to version
10524 3 of the GNU General Public License and to point readers at the
10525 COPYING3 file and the FSF's license web page.
10526 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10527 config/alpha/linux.h, config/alpha/alpha.opt,
10528 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10529 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10530 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10531 config/alpha/alpha.h, config/alpha/sync.md,
10532 config/alpha/openbsd.h, config/alpha/alpha.md,
10533 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10534 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10535 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10536 config/alpha/constraints.md, config/alpha/osf.h,
10537 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10538 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10539 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10540 config/frv/frv-asm.h, config/frv/frv-protos.h,
10541 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10542 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10543 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10544 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10545 config/s390/s390.opt, config/s390/s390-modes.def,
10546 config/s390/fixdfdi.h, config/s390/constraints.md,
10547 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10548 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10549 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10550 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10551 config/m32c/prologue.md, config/m32c/m32c.abi,
10552 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10553 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10554 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10555 config/m32c/jump.md, config/m32c/shift.md,
10556 config/m32c/m32c-protos.h, config/libgloss.h,
10557 config/spu/spu-protos.h, config/spu/predicates.md,
10558 config/spu/spu-builtins.h, config/spu/spu.c,
10559 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10560 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10561 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10562 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10563 config/sparc/hypersparc.md, config/sparc/predicates.md,
10564 config/sparc/linux.h, config/sparc/sp64-elf.h,
10565 config/sparc/supersparc.md, config/sparc/cypress.md,
10566 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10567 config/sparc/niagara.md, config/sparc/sparc.md,
10568 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10569 config/sparc/sparc.opt, config/sparc/sync.md,
10570 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10571 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10572 config/sparc/sparc.c, config/sparc/little-endian.opt,
10573 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10574 config/sparc/linux64.h, config/sparc/freebsd.h,
10575 config/sparc/sol2.h, config/sparc/rtemself.h,
10576 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10577 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10578 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10579 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10580 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10581 config/m32r/linux.h, config/m32r/constraints.md,
10582 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10583 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10584 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10585 config/i386/i386.md, config/i386/netware-crt0.c,
10586 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10587 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10588 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10589 config/i386/sol2.h, config/i386/constraints.md,
10590 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10591 config/i386/predicates.md, config/i386/geode.md,
10592 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10593 config/i386/freebsd64.h, config/i386/vxworksae.h,
10594 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10595 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10596 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10597 config/i386/netware.h, config/i386/i386-modes.def,
10598 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10599 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10600 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10601 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10602 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10603 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10604 config/i386/xm-mingw32.h, config/i386/linux64.h,
10605 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10606 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10607 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10608 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10609 config/i386/cygwin2.c, config/i386/i386-protos.h,
10610 config/i386/sync.md, config/i386/openbsd.h,
10611 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10612 config/i386/nto.h, config/i386/biarch64.h,
10613 config/i386/i386-coff.h, config/i386/freebsd.h,
10614 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10615 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10616 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10617 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10618 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10619 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10620 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10621 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10622 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10623 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10624 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10625 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10626 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10627 config/sh/superh64.h, config/sh/rtemself.h,
10628 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10629 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10630 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10631 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10632 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10633 config/avr/predicates.md, config/avr/constraints.md,
10634 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10635 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10636 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10637 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10638 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10639 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10640 config/c4x/predicates.md, config/c4x/c4x.h,
10641 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10642 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10643 config/xtensa/linux.h, config/xtensa/xtensa.h,
10644 config/xtensa/elf.h, config/xtensa/xtensa.md,
10645 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10646 config/xtensa/xtensa-protos.h, config/dbx.h,
10647 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10648 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10649 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10650 config/host-solaris.c, config/fr30/fr30.h,
10651 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10652 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10653 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10654 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10655 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10656 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10657 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10658 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10659 config/cris/predicates.md, config/cris/linux.h,
10660 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10661 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10662 config/cris/aout.opt, config/cris/cris-protos.h,
10663 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10664 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10665 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10666 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10667 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10668 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10669 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10670 config/chorus.h, config/mn10300/mn10300.c,
10671 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10672 config/mn10300/mn10300.h, config/mn10300/linux.h,
10673 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10674 config/mn10300/mn10300.md, config/ia64/predicates.md,
10675 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10676 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10677 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10678 config/ia64/freebsd.h, config/ia64/ia64.md,
10679 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10680 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10681 config/gofast.h, config/rtems.h, config/sol2-10.h,
10682 config/m68k/predicates.md, config/m68k/m68k.md,
10683 config/m68k/linux.h, config/m68k/m68k-modes.def,
10684 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10685 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10686 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10687 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10688 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10689 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10690 config/m68k/constraints.md, config/m68k/rtemself.h,
10691 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10692 config/m68k/uclinux.h, config/rs6000/power4.md,
10693 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10694 config/rs6000/linux.h, config/rs6000/eabi.h,
10695 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10696 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10697 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10698 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10699 config/rs6000/windiss.h, config/rs6000/603.md,
10700 config/rs6000/aix41.h, config/rs6000/cell.md,
10701 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10702 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10703 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10704 config/rs6000/default64.h, config/rs6000/7xx.md,
10705 config/rs6000/darwin.opt, config/rs6000/spe.md,
10706 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10707 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10708 config/rs6000/7450.md, config/rs6000/linux64.h,
10709 config/rs6000/constraints.md, config/rs6000/440.md,
10710 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10711 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10712 config/rs6000/rs6000.h, config/rs6000/power6.md,
10713 config/rs6000/predicates.md, config/rs6000/altivec.md,
10714 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10715 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10716 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10717 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10718 config/rs6000/linux64.opt, config/rs6000/sync.md,
10719 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10720 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10721 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10722 config/rs6000/eabispe.h, config/rs6000/e500.h,
10723 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10724 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10725 config/rs6000/aix.h, config/rs6000/vxworks.h,
10726 config/rs6000/40x.md, config/rs6000/aix51.h,
10727 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10728 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10729 config/arc/arc.h, config/mcore/mcore-elf.h,
10730 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10731 config/mcore/mcore.md, config/mcore/mcore.c,
10732 config/mcore/mcore.opt, config/mcore/mcore.h,
10733 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10734 config/score/predicates.md, config/score/score-version.h,
10735 config/score/score-protos.h, config/score/misc.md,
10736 config/score/elf.h, config/score/score.c, config/score/mac.md,
10737 config/score/score7.md, config/score/score.h,
10738 config/score/score-conv.h, config/score/score-mdaux.c,
10739 config/score/score.md, config/score/score.opt,
10740 config/score/score-modes.def, config/score/score-mdaux.h,
10741 config/score/mul-div.S, config/arm/uclinux-elf.h,
10742 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10743 config/arm/symbian.h, config/arm/linux-elf.h,
10744 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10745 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10746 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10747 config/arm/strongarm-pe.h, config/arm/arm.h,
10748 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10749 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10750 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10751 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10752 config/arm/arm-cores.def, config/arm/arm-protos.h,
10753 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10754 config/arm/wince-pe.h, config/arm/neon.md,
10755 config/arm/constraints.md, config/arm/neon.ml,
10756 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10757 config/arm/arm.opt, config/arm/arm926ejs.md,
10758 config/arm/predicates.md, config/arm/iwmmxt.md,
10759 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10760 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10761 config/arm/neon-testgen.ml, config/arm/arm.md,
10762 config/arm/xscale-coff.h, config/arm/pe.c,
10763 config/arm/arm-generic.md, config/arm/pe.h,
10764 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10765 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10766 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10767 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10768 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10769 config/pa/predicates.md, config/pa/pa64-hpux.h,
10770 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10771 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10772 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10773 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10774 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10775 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10776 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10777 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10778 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10779 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10780 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10781 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10782 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10783 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10784 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10785 config/mips/linux64.h, config/mips/elforion.h,
10786 config/mips/constraints.md, config/mips/generic.md,
10787 config/mips/predicates.md, config/mips/4300.md,
10788 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10789 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10790 config/mips/5k.md, config/mips/vr4120-div.S,
10791 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10792 config/mips/mips-protos.h, config/mips/6000.md,
10793 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10794 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10795 config/mips/mips-modes.def, config/mips/vr.h,
10796 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10797 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10798 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10799 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10800 config/vax/openbsd1.h, config/vax/netbsd.h,
10801 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10802 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10803 config/h8300/rtems.h, config/h8300/predicates.md,
10804 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10805 config/h8300/h8300.md, config/h8300/h8300.opt,
10806 config/h8300/coff.h, config/h8300/h8300-protos.h,
10807 config/v850/v850.md, config/v850/predicates.md,
10808 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10809 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10810 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10811 config/mmix/mmix.h, config/mmix/predicates.md,
10812 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10813 config/mmix/mmix.c, config/mmix/mmix.opt,
10814 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10815 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10816 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10817 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10820 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10822 * emit-rtl.c (reset_used_decls): Rename to...
10823 (set_used_decls): ...this. Set the used flag rather than clearing it.
10824 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10825 DECL_RTLs rather than resetting them.
10827 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10829 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10831 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10833 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10834 argument to find_reloads_address.
10836 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10838 PR tree-optimization/32919
10839 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10840 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10841 (coalesce_ssa_name): Call it.
10843 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10844 David Ung <davidu@mips.com>
10846 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10847 (__mips16_unorddf2, __mips16_floatunsidf): New.
10848 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10850 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10852 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10854 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10855 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10856 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10857 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10858 * omp-low.c (get_ws_args_for, determine_parallel_type,
10859 expand_omp_for_generic, expand_omp_for_static_nochunk,
10860 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10861 Work with more precise CFG.
10862 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10863 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10865 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10866 * gimple-low.c (lower_stmt): Ditto.
10867 * tree-inline.c (estimate_num_insns_1): Ditto.
10868 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10869 (OMP_SECTIONS_SWITCH): New.
10870 * tree-cfgcleanup.c (cleanup_omp_return): New.
10871 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10872 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10873 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10874 (tree_redirect_edge_and_branch): Handle omp constructs.
10876 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10877 with three arguments.
10879 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10881 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10882 in loop closed ssa.
10884 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10886 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10887 the loop structures may need fixing.
10888 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10890 (cleanup_tree_cfg_loop): Removed.
10891 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10892 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10893 instead of running cleanup_tree_cfg_loop.
10894 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10895 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10896 (tree_predictive_commoning): Declaration changed.
10897 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10899 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10901 * doc/invoke.texi (l1-cache-size): Update documentation.
10902 (l2-cache-size): Document.
10903 * params.h (L2_CACHE_SIZE): New macro.
10904 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10905 that L1_CACHE_SIZE is in kB now.
10906 (L2_CACHE_SIZE_BYTES): New macro.
10907 (tree_ssa_prefetch_arrays): Show size in kB.
10908 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10909 and l2_cache_size fields.
10910 * config/i386/driver-i386.c (describe_cache): Detect cache size
10912 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10913 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10914 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10915 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10916 (override_options): Set l1-cache-size and l2-cache-size to default
10917 values if not specified otherwise.
10918 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10919 (PARAM_L2_CACHE_SIZE): New.
10921 2007-08-01 Nigel Stephens <nigel@mips.com>
10922 David Ung <davidu@mips.com>
10923 Thiemo Seufer <ths@mips.com>
10924 Chris Dearman <chris@mips.com>
10925 Richard Sandiford <richard@codesourcery.com>
10927 * config.gcc (mips*-sde-elf*): New stanza.
10928 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10929 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10930 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10931 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10932 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10933 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10935 * config/mips/sde.h: New file.
10936 * config/mips/t-libgcc-mips16: Likewise.
10937 * config/mips/t-sde: Likewise.
10938 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10939 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10940 _MIPS_FPSET and _MIPS_SZINT.
10941 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10942 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10943 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10944 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10945 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10946 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10947 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10948 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10949 _MIPS_SZPTR and _MIPS_FPSET.
10950 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10951 architecture is specified.
10952 (MIPS_32BIT_OPTION_SPEC): New macro.
10954 2007-07-31 Dan Hipschman <dsh@google.com>
10956 * gcc.c (end_going_arg): New function.
10957 (do_spec_2): Use it.
10958 (do_spec_1): Use it.
10960 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10962 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10963 only if ENABLE_CHECKING is defined.
10965 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10967 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10968 df_ru_add_problem, df_ru_get_bb_info): Removed.
10969 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10970 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10971 df_ru_free_bb_info, df_ru_alloc,
10972 df_ru_bb_local_compute_process_def,
10973 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10974 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10975 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10976 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10977 df_ru_add_problem): Removed.
10979 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10982 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10983 (casesi32p, casesi64p): Likewise.
10984 (casesi): Adjust for above.
10986 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10988 * mode-switching.c (create_pre_exit): Don't search past calls.
10990 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10992 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10994 2007-07-31 Revital Eres <eres@il.ibm.com>
10996 * ddg.c (add_deps_for_def): Rename to...
10997 (add_cross_iteration_register_deps): This. Change implementation
10998 to use only reaching def and def-use chains to construct the
10999 inter loop dependencies.
11000 (add_deps_for_use): Remove function.
11001 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11002 function to build the inter loop dependencies.
11003 * modulo-sched.c (sms_schedule): Build only
11004 reaching def and def-use chains for the propose of the ddg
11007 2007-07-31 Julian Brown <julian@codesourcery.com>
11009 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11010 New define_insns. Use correct RTL.
11011 (vec_set<mode>): Write as expander.
11013 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11015 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11016 to an unallocated space.
11018 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11021 (split_constant_offset): Enable split_constant_offset to extract
11022 constants from other statements.
11023 * tree-vect-transform.c
11024 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11025 to a temp var. Force base_offset to be simple.
11027 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11029 * df-scan.c (df_scan_verify): Remove artificial limit on
11030 the number of blocks for verification.
11031 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11032 df_simulate_defs): Avoid unnecessary insn checking for defs.
11034 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11036 * config/m68k/lb1sf68.asm (FUNC): New macro.
11037 (__mulsi3): Use it.
11038 (__udivsi3): Likewise.
11039 (__divsi3): Likewise.
11040 (__umodsi3): Likewise.
11041 (__modsi3): Likewise.
11042 (__subdf3): Likewise.
11043 (__adddf3): Likewise.
11044 (__muldf3): Likewise.
11045 (__divdf3): Likewise.
11046 (__negdf2): Likewise.
11047 (__cmpdf2): Likewise.
11048 (__subsf3): Likewise.
11049 (__addsf3): Likewise.
11050 (__mulsf3): Likewise.
11051 (__divsf3): Likewise.
11052 (__negsf2): Likewise.
11053 (__cmpsf2): Likewise.
11054 (__eqdf2): Likewise.
11055 (__nedf2): Likewise.
11056 (__gtdf2): Likewise.
11057 (__gedf2): Likewise.
11058 (__ltdf2): Likewise.
11059 (__ledf2): Likewise.
11060 (__eqsf2): Likewise.
11061 (__nesf2): Likewise.
11062 (__gtsf2): Likewise.
11063 (__gesf2): Likewise.
11064 (__ltsf2): Likewise.
11065 (__lesf2): Likewise.
11067 2007-07-30 Ollie Wild <aaw@google.com>
11069 * c-ppoutput.c (print_lines_directives_only): New function.
11070 (scan_translation_unit_directives_only): New function.
11071 (preprocess_file): Add call to scan_translation_unit_directives_only.
11072 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11073 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11074 -fdirectives-only. Add errors for -fdirectives-only conflict with
11075 -Wunused-macros and -traditional.
11076 (finish_options): Add builtin macro initialization for
11077 -fdirectives-only + -fpreprocessed.
11078 * c.opt (fdirectives-only): New.
11079 * doc/cppopts.texi (fdirectives-only): New.
11081 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11083 * alias.c (record_set, memory_modified_1): Constify.
11084 * bt-load.c (note_btr_set): Likewise.
11085 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11086 * combine.c (set_nonzero_bits_and_sign_copies,
11087 expand_field_assignment, record_dead_and_set_regs_1,
11088 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11089 likely_spilled_retval_1): Likewise.
11090 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11091 frv_io_handle_set): Likewise.
11092 * config/mips/mips.c (mips_sim_record_set,
11093 vr4130_true_reg_dependence_p_1): Likewise.
11094 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11095 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11096 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11097 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11098 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11099 * ddg.c (mark_mem_store): Likewise.
11100 * df-problems.c (df_urec_mark_reg_change): Likewise.
11101 * function.c (update_epilogue_consts): Likewise.
11102 * gcse.c (record_set_info, record_last_set_info,
11103 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11104 reg_clear_last_set): Likewise.
11105 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11107 * jump.c (reversed_comparison_code_parts): Likewise.
11108 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11109 reg_is_set): Likewise.
11110 * loop-iv.c (mark_altered): Likewise.
11111 * mode-switching.c (reg_becomes_live): Likewise.
11112 * optabs.c (no_conflict_move_test): Likewise.
11113 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11115 * postreload.c (reload_combine_note_store, move2add_note_store):
11117 * regmove.c (flags_set_1): Likewise.
11118 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11120 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11122 * resource.c (update_live_status): Likewise.
11123 * rtl.h (set_of, note_stores): Likewise.
11124 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11125 note_stores, parms_set): Likewise.
11126 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11127 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11129 * var-tracking.c (count_stores, add_stores): Likewise.
11131 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11133 * alias.c (mems_in_disjoint_alias_sets_p,
11134 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11135 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11136 write_dependence_p, mems_in_disjoint_alias_sets_p,
11137 read_dependence, true_dependence, canon_true_dependence,
11138 anti_dependence, output_dependence): Constify.
11139 * combine.c (extended_count): Likewise.
11140 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11141 * cselib.c (get_value_hash, references_value_p,
11142 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11143 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11144 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11145 * function.c (contains, prologue_epilogue_contains,
11146 sibcall_epilogue_contains): Likewise.
11147 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11148 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11149 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11150 reg_or_subregno): Likewise.
11151 * recog.c (asm_noperands): Likewise.
11152 * reload1.c (function_invariant_p): Likewise.
11153 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11154 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11155 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11156 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11157 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11158 extended_count, prologue_epilogue_contains,
11159 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11160 canon_true_dependence, read_dependence, anti_dependence,
11161 output_dependence): Likewise.
11162 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11164 2007-07-30 Julian Brown <julian@codesourcery.com>
11166 * config/arm/neon.md (V_ext): New mode attribute.
11167 (neon_vget_lane<mode>): Replace with define_expand.
11168 (neon_vget_lane<mode>_sext_internal)
11169 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11170 and quad precision vectors.
11171 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11172 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11173 have typeless 32-bit result.
11175 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11178 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11180 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11181 use sizetype for rest.
11182 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11183 (aff_combination_convert): Don't convert rest for pointer types.
11185 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11187 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11189 * tree-ssa-alias.c: Add alloc-pool.h.
11190 (init_alias_info): Free alias_bitmap_obstack.
11191 (delete_alias_info): Call delete_mem_ref_stats.
11192 (get_mem_sym_stats_for): Use alloc_pool.
11193 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11194 (delete_mem_sym_stats): Removed.
11196 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11198 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11199 functions cannot be represented as classical distance vectors.
11201 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11203 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11204 * builtins.c (validate_arg, builtin_mathfn_code,
11205 validate_arglist): Likewise.
11206 * calls.c (call_expr_flags): Likewise.
11207 * combine.c (reg_nonzero_bits_for_combine,
11208 reg_num_sign_bit_copies_for_combine, get_last_value,
11209 reg_truncated_to_mode): Likewise.
11210 * emit-rtl.c (subreg_lowpart_p): Likewise.
11211 * expr.c (highest_pow2_factor_for_target,
11212 categorize_ctor_elements_1, categorize_ctor_elements,
11213 count_type_elements, contains_packed_reference,
11214 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11215 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11216 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11217 native_encode_int, native_encode_real, native_encode_complex,
11218 native_encode_vector, native_encode_expr, native_interpret_int,
11219 native_interpret_real, native_interpret_complex,
11220 native_interpret_vector, native_interpret_expr): Likewise.
11221 * function.c (use_register_for_decl): Likewise.
11222 * gimplify.c (get_name): Likewise.
11223 * langhooks-def.h (lhd_return_null_const_tree): New.
11224 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11225 * langhooks.c (lhd_return_null_const_tree): New.
11226 * langhooks.h (lang_get_callee_fndecl): Constify.
11227 * output.h (constructor_static_from_elts_p): Likewise.
11228 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11229 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11230 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11231 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11232 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11233 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11234 * rtlhooks-def.h (reg_nonzero_bits_general,
11235 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11237 * rtlhooks.c (reg_num_sign_bit_copies_general,
11238 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11240 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11241 * stor-layout.c (mode_for_size_tree): Likewise.
11242 * tree-ssa-loop-im.c (memref_eq): Likewise.
11243 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11244 * tree.c (contains_placeholder_p, type_list_equal,
11245 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11247 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11248 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11249 contains_placeholder_p, contains_packed_reference,
11250 get_callee_fndecl, operand_equal_for_phi_arg_p,
11251 warn_if_unused_value, is_body_block, native_encode_expr,
11252 native_interpret_expr, fold_convertible_p, operand_equal_p,
11253 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11254 validate_arglist, simple_cst_equal, type_list_equal,
11255 use_register_for_decl, call_expr_flags, get_name,
11256 highest_pow2_factor): Likewise.
11257 (const_call_expr_arg_iterator_d,
11258 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11259 first_const_call_expr_arg, more_const_call_expr_args_p,
11260 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11261 * varasm.c (constructor_static_from_elts_p): Constify.
11263 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11265 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11266 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11267 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11268 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11269 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11270 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11271 spelling conventions.
11272 * doc/invoke.texi: Follow spelling conventions.
11274 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11275 Revital Eres <eres@il.ibm.com>
11277 * modulo-sched.c (sms_schedule): Avoid loops which includes
11278 auto-increment instructions.
11280 2007-07-28 Richard Guenther <rguenther@suse.de>
11282 PR middle-end/32920
11283 * fold-const.c (fold_cond_expr_with_comparison): Convert
11284 operand zero of MIN/MAX_EXPR to correct type.
11286 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11288 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11289 flags_from_decl_or_type): Constify.
11290 * gcc.c (do_spec_1): Likewise.
11291 * print-tree.c (dump_addr, print_node_brief): Likewise.
11292 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11293 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11294 tree_purge_all_dead_eh_edges): Likewise.
11295 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11296 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11298 * tree.c (expr_location, expr_has_location, expr_locus,
11299 expr_filename, expr_lineno, get_inner_array_type,
11300 fields_compatible_p): Likewise.
11301 * tree.h (get_inner_array_type, fields_compatible_p,
11302 expr_location, expr_has_location, expr_locus, expr_filename,
11303 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11304 setjmp_call_p, alloca_call_p): Likewise.
11306 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11308 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11309 TV_FLOW_INSENSITIVE.
11311 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11313 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11314 (compute_flow_insensitive_aliasing): Ditto for
11315 TV_FLOW_INSENSITIVE.
11317 2007-07-27 Jan Hubicka <jh@suse.cz>
11319 * config/i386/i386.c (register_move_cost): Remove accidentally
11320 comitted #if 0 block.
11322 * attribs.c: Include hashtab.h
11323 (attribute_hash): New.
11324 (substring): New structure.
11325 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11327 (init_attributes): Initialize attribute hash.
11328 (decl_attributes): Use attribute hash.
11329 * Makefile.in (attribs.c): Depend on hashtab.h.
11331 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11333 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11335 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11337 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11338 __mips_dspr2 and __mips_dsp_rev macros.
11339 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11341 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11343 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11345 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11347 PR middle-end/32749
11349 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11350 and the updating of the live and do_not_gen sets.
11351 (df_note_bb_compute): Added updating of live and do_not_gen sets
11352 for regular defs so that the case of clobber inside conditional
11353 call is processed correctly.
11355 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11357 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11358 operands with compatible type.
11360 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11362 * expr.h (store_bit_field): Don't return a value.
11363 * expmed.c (check_predicate_volatile_ok): New function.
11364 (store_bit_field_1): New function, extracted from store_bit_field.
11365 Take a fallback_p argument and return true if the operation succeeded.
11366 Only use store_fixed_bit_field if fallback_p. Don't recompute
11367 mode_for_extraction; use op_mode instead. Try forcing memories
11368 into registers if the insv expander fails.
11369 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11370 Don't return a value.
11371 (convert_extracted_bit_field): New function, extracted from
11373 (extract_bit_field_1): Likewise. Take a fallback_p argument
11374 and return NULL if the operation succeeded. Only use
11375 extract_fixed_bit_field if fallback_p. Only calculate one
11376 extraction mode. Combine code for extv and extzv. Try forcing
11377 memories into registers if the ext(z)v expander fails.
11378 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11380 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11382 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11384 (df_ref): Likewise. Put regno with other integer fields.
11386 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11388 * df.h (df_mw_hardreg): Remove "loc" field.
11389 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11391 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11392 split out from df_set_unused_notes_for_mw. Return false for
11393 partial references. Assert that mw_reg is a REG when returning true.
11394 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11395 (df_whole_mw_reg_dead_p): New function, split out from
11396 df_set_dead_notes_for_mw. Return false for partial references.
11397 Assert that mw_reg is a REG when returning true.
11398 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11399 Remove redundant bitmap check.
11401 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11403 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11404 ($(T)crtend.o): Likwise.
11405 ($(T)crtbeginS.o): Likwise.
11406 ($(T)crtendS.o): Likwise.
11407 ($(T)crtfastmath.o): Likwise.
11409 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11411 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11412 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11413 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11414 and x_n_bbs_in_dom_tree fields.
11416 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11418 PR tree-optimization/32087
11419 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11420 Do not call scale_bbs_frequencies_int with prob of zero.
11422 2007-07-26 Julian Brown <julian@codesourcery.com>
11424 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11425 (neon_element_bits): Add prototypes.
11426 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11427 (neon_const_bounds, neon_element_bits): New functions.
11428 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11429 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11430 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11431 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11432 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11433 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11434 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11435 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11436 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11437 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11438 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11439 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11440 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11442 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11444 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11445 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11447 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11448 Julian Brown <julian@codesourcery.com>
11450 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11451 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11452 * config/arm/cortex-a8.md: New.
11453 * config/arm/cortex-a8-neon.md: New.
11454 * config/arm/neon-schedgen.ml: New.
11455 * config/arm/neon.md (vqh_mnem): New.
11457 (Is_float_mode): New.
11458 (Scalar_mul_8_16): New.
11460 (V_mode_nunits): New.
11461 (All instruction patterns): Annotate with neon_type attribute
11463 * config/arm/arm.md: Include cortex-a8.md.
11464 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11466 Annotate instruction patterns accordingly.
11467 (generic_sched): Do not use generic scheduling for Cortex-A8.
11468 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11470 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11472 * fold-const.c (fold_read_from_constant_string): Use
11473 build_int_cst_type.
11474 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11476 2007-07-26 Nick Clifton <nickc@redhat.com>
11478 * tree-ssa-operands.h: Change copyright header to refer to version
11479 3 of the GNU General Public License and to point readers at the
11480 COPYING3 file and the FSF's license web page.
11481 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11482 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11483 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11484 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11485 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11486 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11487 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11488 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11489 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11490 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11491 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11492 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11493 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11494 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11495 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11496 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11497 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11498 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11499 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11500 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11501 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11502 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11503 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11504 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11505 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11506 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11507 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11508 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11509 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11510 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11511 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11512 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11513 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11514 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11515 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11516 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11517 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11518 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11519 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11520 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11521 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11522 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11523 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11524 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11525 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11526 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11527 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11528 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11529 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11530 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11531 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11532 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11533 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11534 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11535 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11536 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11537 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11538 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11539 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11540 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11541 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11542 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11543 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11544 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11545 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11546 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11547 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11548 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11549 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11550 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11551 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11552 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11553 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11554 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11555 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11556 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11557 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11558 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11559 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11560 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11561 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11562 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11563 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11564 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11565 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11566 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11567 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11568 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11569 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11570 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11571 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11572 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11573 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11574 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11575 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11576 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11577 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11578 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11579 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11580 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11581 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11582 convert.c, convert.h, langhooks-def.h, reload1.c,
11583 tree-ssa-operands.c: Likewise.
11585 2007-07-26 Jan Hubicka <jh@suse.cz>
11587 * tree-ssa-live.c: Include debug.h and flags.h.
11588 (mark_scope_block_unused): New function.
11589 (remove_unused_scope_block_p): New function.
11590 (remove_unused_locals): Remove unused blocks too.
11592 2007-07-25 Ian Lance Taylor <iant@google.com>
11594 * combine.c (combine_max_regno): Remove. Remove all uses.
11595 (struct reg_stat_struct): Rename from struct reg_stat.
11596 (reg_stat_type): Define, and declare VECs.
11597 (reg_stat): Change from pointer to VEC. Change all uses.
11598 (combine_split_insns): New static function.
11599 (try_combine, find_split_point): Call it instead of split_insns.
11601 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11603 * cfghooks.c (split_block): Fix the information about loop latch.
11605 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11607 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11609 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11611 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11612 Scan the new edge for loop exit info.
11614 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11616 * config/darwin.c: Include debug.h.
11618 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11621 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11623 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11625 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11626 (HARD_REGNO_MODE_OK): Ditto.
11627 (MODES_TIEABLE_P): Ditto.
11628 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11629 (CLASS_MAX_NREGS): Ditto.
11630 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11631 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11632 (divdf3_internal_thr): Removed.
11633 * config/ia64/div.md: New file.
11634 * config/ia64/constraints.md: Add H constraint.
11636 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11638 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11639 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11640 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11641 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11642 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11643 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11644 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11645 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11646 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11647 dump_sbitmap_file, debug_sbitmap, popcount_table,
11648 sbitmap_popcount): Constify.
11649 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11650 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11651 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11652 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11653 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11654 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11655 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11656 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11657 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11658 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11659 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11661 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11663 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11664 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11665 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11666 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11667 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11668 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11669 bitmap_intersect_p, bitmap_intersect_compl_p,
11670 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11671 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11673 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11674 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11675 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11676 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11677 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11678 debug_bitmap, debug_bitmap_file, bitmap_print,
11679 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11680 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11682 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11684 * config/darwin.c (darwin_override_options): Additional fix for
11685 debug info formats that don't support var tracking.
11687 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11689 * cselib.c (entry_and_rtx_equal_p): Constify.
11690 * gengtype.c (output_mangled_typename, write_types, write_local):
11692 * gengtype.h (const_type_p): New.
11693 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11695 * tlink.c (scan_linker_output): De-constify.
11696 * tree-ssa-loop-im.c (memref_eq): Constify.
11697 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11698 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11700 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11702 * c-common.c (fname_as_string, c_type_hash): Constify.
11703 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11704 * cgraph.c (edge_hash, edge_eq): Likewise.
11705 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11706 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11707 reg_attrs_htab_eq): Likewise.
11708 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11710 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11711 const_decl_t, const_state_t, const_automata_list_el_t): New.
11712 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11713 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11714 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11715 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11716 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11717 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11718 compare_max_occ_cycle_nums, out_state_arcs_num,
11719 compare_transition_els_num, units_cmp, state_reservs_cmp):
11721 * genmodes.c (cmp_modes): Likewise.
11722 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11723 * gimplify.c (compare_case_labels): Likewise.
11724 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11725 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11726 * matrix-reorg.c (mtt_info_hash): Likewise.
11727 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11728 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11729 (htab_hash_bucket, htab_hash_elem): Constify.
11730 * tree-browser.c (TB_parent_eq): Likewise.
11731 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11732 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11733 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11734 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11736 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11737 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11738 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11739 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11740 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11742 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11743 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11744 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11745 * tree-ssa-threadupdate.c (redirection_data_hash,
11746 redirection_data_eq): Likewise.
11747 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11748 * tree-ssa.c (var_ann_eq): Likewise.
11749 * tree-vrp.c (compare_case_labels): Likewise.
11750 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11751 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11752 tree_not_check_failed, tree_class_check_failed,
11753 tree_range_check_failed, tree_not_class_check_failed,
11754 omp_clause_check_failed, omp_clause_range_check_failed,
11755 tree_contains_struct_check_failed, tree_operand_check_failed):
11757 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11758 tree_not_check_failed, tree_class_check_failed,
11759 tree_range_check_failed, tree_not_class_check_failed,
11760 tree_operand_check_failed, omp_clause_operand_check_failed,
11761 tree_operand_length): Likewise.
11762 * var-tracking.c (const_variable): New.
11763 (variable_htab_hash, variable_htab_eq): Constify.
11764 * varasm.c (const_desc_hash): Likewise.
11766 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11768 * expr.c (handled_component_p): Constify.
11769 * fold-const.c (fit_double_type): Likewise.
11770 * real.h (real_value_from_int_cst): Likewise.
11771 * tree-flow-inline.h (gimple_in_ssa_p,
11772 gimple_aliases_computed_p, gimple_addressable_vars,
11773 gimple_call_clobbered_vars, gimple_referenced_vars,
11774 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11775 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11776 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11777 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11778 is_label_stmt, is_global_var, phi_ssa_name_p,
11779 factoring_name_p, is_call_clobbered, tree_common_ann,
11780 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11781 unmodifiable_var_p, array_ref_contains_indirect_ref,
11782 ref_contains_array_ref, lookup_subvars_for_var,
11783 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11784 gimple_mem_ref_stats): Likewise.
11785 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11786 may_aliases, is_exec_stmt, is_label_stmt,
11787 ref_contains_array_ref, array_ref_contains_indirect_ref,
11788 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11789 unmodifiable_var_p): Likewise.
11790 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11791 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11792 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11793 cst_and_fits_in_hwi, real_value_from_int_cst,
11794 build_real_from_int_cst, integer_zerop, integer_onep,
11795 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11796 tree_floor_log2, real_zerop, real_onep, real_twop,
11797 real_minus_onep, really_constant_p, purpose_member, chain_member,
11798 list_length, fields_length, int_size_in_bytes, bit_position,
11799 int_bit_position, byte_position, int_byte_position, expr_align,
11800 array_type_nelts, tree_node_structure,
11801 type_contains_placeholder_1, iterative_hash_pointer,
11802 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11803 tree_map_base_eq, type_hash_list, type_hash_eq,
11804 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11805 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11806 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11807 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11808 int_fits_type_p, get_containing_scope, decl_function_context,
11809 decl_type_context, omp_clause_operand_check_failed,
11810 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11811 * tree.h (omp_clause_operand_check_failed, tree_size,
11812 build_real_from_int_cst, array_type_nelts, purpose_member,
11813 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11814 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11815 is_attribute_p, check_qualified_type, expr_align,
11816 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11817 int_byte_position, list_length, fields_length, initializer_zerop,
11818 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11819 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11820 tree_node_structure, handled_component_p, get_containing_scope,
11821 decl_function_context, decl_type_context, real_zerop,
11822 type_num_arguments, fit_double_type, really_constant_p,
11823 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11824 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11825 real_twop, real_minus_onep, int_cst_value): Likewise.
11827 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11829 * cfglayout.c (insn_scope, insn_line): Constify.
11830 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11831 const_double_htab_hash, const_double_htab_eq,
11832 mem_attrs_htab_hash): Likewise.
11833 * loop-iv.c (biv_eq): Likewise.
11834 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11835 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11836 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11838 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11839 error_for_asm, warning_for_asm, _fatal_insn,
11840 _fatal_insn_not_found): Likewise.
11841 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11842 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11843 rtl_check_failed_type2, rtl_check_failed_code1,
11844 rtl_check_failed_code2, rtl_check_failed_code_mode,
11845 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11846 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11847 rtl_check_failed_type2, rtl_check_failed_code1,
11848 rtl_check_failed_code2, rtl_check_failed_code_mode,
11849 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11850 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11851 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11852 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11853 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11854 rtx_unstable_p, get_integer_term, get_related_value,
11855 offset_within_block_p, reg_mentioned_p, count_occurrences,
11856 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11857 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11858 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11859 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11860 find_constant_src, find_reg_fusage, find_regno_fusage,
11861 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11862 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11863 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11864 computed_jump_p, auto_inc_p, in_expr_list_p,
11865 remove_node_from_expr_list, loc_mentioned_in_p,
11866 label_is_jump_target_p, reversed_comparison_code_parts,
11867 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11868 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11869 print_inline_rtx): Likewise.
11870 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11871 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11872 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11873 get_integer_term, get_related_value, offset_within_block_p,
11874 count_occurrences, reg_mentioned_p, no_labels_between_p,
11875 reg_used_between_p, reg_referenced_p, single_set_2,
11876 multiple_sets, set_noop_p, refers_to_regno_p,
11877 reg_overlap_mentioned_p, dead_or_set_p,
11878 covers_regno_no_parallel_p, covers_regno_p,
11879 dead_or_set_regno_p, find_reg_note, find_regno_note,
11880 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11881 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11882 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11883 side_effects_p, may_trap_p_1, may_trap_p,
11884 may_trap_after_code_motion_p, may_trap_or_fault_p,
11885 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11886 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11887 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11888 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11889 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11891 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11892 warning_for_asm): Likewise.
11893 * tree.h (print_rtl): Likewise.
11894 * varasm.c (get_pool_mode): Likewise.
11896 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11898 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11899 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11900 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11901 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11902 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11903 * ddg.c (compare_sccs): Likewise.
11904 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11905 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11906 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11907 decimal_do_fix_trunc, decimal_real_to_integer,
11908 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11909 * dse.c (const_group_info_t): New.
11910 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11911 * dwarf2out.c (const_dw_die_ref): New.
11912 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11913 * tree-browser.c (TB_parent_eq): Likewise.
11914 * unwind-dw2-fde.c (__register_frame_info_bases,
11915 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11916 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11918 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11919 * unwind-dw2.c (uw_frame_state_for): Likewise.
11920 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11921 * value-prof.h (const_histogram_value): New.
11923 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11925 * config/mips/mips.c (machine_function): Add
11926 initialized_mips16_gp_pseudo_p.
11927 (mips16_gp_pseudo_reg): Do not emit the initialization of
11928 mips16_gp_pseudo_rtx when being called from the gimple cost-
11929 calculation routines; emit it on the first use outside those
11932 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11934 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11937 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11938 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11939 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11940 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11941 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11942 Preserve const-ness of parameters through use of __typeof(),
11943 also constify and tidy.
11945 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11946 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11947 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11948 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11949 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11950 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11951 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11952 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11953 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11955 2007-07-25 Julian Brown <julian@codesourcery.com>
11956 Mark Shinwell <shinwell@codesourcery.com>
11958 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11959 (alpha_mangle_type): This.
11960 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11961 (TARGET_MANGLE_TYPE): Define this instead.
11962 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11963 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11964 (arm_init_neon_builtins): Fix comment.
11965 (arm_mangle_map_entry): New.
11966 (arm_mangle_map): New.
11967 (arm_mangle_type): New.
11968 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11969 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11970 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11971 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11972 (TARGET_MANGLE_TYPE): Define this instead.
11973 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11974 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11975 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11976 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11977 (TARGET_MANGLE_TYPE): Define this instead.
11978 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11980 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11981 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11982 (TARGET_MANGLE_TYPE): Define this instead.
11983 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11984 (s390_mangle_type): This.
11985 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11986 (TARGET_MANGLE_TYPE): Define this instead.
11987 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11988 (sparc_mangle_type): This.
11989 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11990 (TARGET_MANGLE_TYPE): Define this instead.
11991 * cp/mangle.c (write_type): Call mangle_type target hook on all
11992 types before mangling. Use original type, not main variant, as
11994 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11995 (TARGET_MANGLE_TYPE): This.
11996 * target.h (gcc_target): Rename mangle_fundamental_type to
11998 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11999 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12001 2007-07-25 Julian Brown <julian@codesourcery.com>
12002 Paul Brook <paul@codesourcery.com>
12003 Joseph Myers <joseph@codesourcery.com>
12004 Mark Shinwell <shinwell@codesourcery.com>
12006 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12007 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12008 (with_fpu): Allow --with-fpu=neon.
12009 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12010 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12011 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12012 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12013 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12014 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12015 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12016 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12017 (output_move_neon): Add prototypes.
12018 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12019 (all_fpus): Add FPUTYPE_NEON.
12020 (fp_model_for_fpu): Add NEON field.
12021 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12022 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12024 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12026 (thumb2_legitimate_address_p): Likewise.
12027 (neon_valid_immediate): Recognize and prepare constants suitable for
12029 (neon_immediate_valid_for_move): New function. Recognize and prepare
12030 immediates for NEON move instructions.
12031 (neon_immediate_valid_for_logic): New function. Recognize and
12032 prepare immediates for NEON logic instructions.
12033 (neon_output_logic_immediate): New function. Create asm string
12034 suitable for outputting immediate logic instructions.
12035 (neon_pairwise_reduce): New function. Implement reduction using
12036 pairwise operations.
12037 (neon_expand_vector_init): New function. Expand a (possibly
12038 non-constant) vector initialization.
12039 (neon_vector_mem_operand): New function. Memory operands supported
12040 for quad-word loads/stores to/from ARM or NEON registers. Don't
12041 allow base+offset addressing for core regs.
12042 (neon_struct_mem_operand): New function. Valid mems for NEON
12044 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12045 from neon_vector_mem_operand addresses without a secondary register.
12046 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12047 (add_minipool_backward_ref): Likewise.
12048 (dump_minipool): Likewise.
12049 (push_minipool_fix): Likewise.
12050 (output_move_quad): New function. Output quad-word moves, loads and
12051 stores using ARM registers.
12052 (output_move_vfp): Add support for vectors in VFP (NEON) D
12054 (output_move_neon): Output a NEON load/store to/from a quadword
12056 (arm_print_operand): Implement new codes:
12057 - 'c' for unadorned integers (without a # sign).
12058 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12060 - 'e', 'f' for the low and high D parts of a NEON Q register.
12061 - 'q' outputs a NEON Q register.
12062 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12063 - 'T' prints NEON opcode features from a coded bitmask.
12064 - 'F' is similar to T, but signed/unsigned codes both print as
12066 - 't' is similar to T, but 'u' is printed instead of 'p'.
12067 - 'O' prints 'r' if NEON instruction should perform rounding (as
12068 specified by bitmask), else prints nothing.
12069 - '#' is a punctuation character to stop operand numbers from
12070 running together with following digits in the assembler
12071 strings for instructions (when using mode attributes).
12072 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12073 constant vectors in big-endian mode, where necessary.
12074 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12075 Handle EI, OI, CI, XI modes.
12076 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12077 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12078 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12079 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12080 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12082 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12083 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12084 to turn v8qi, etc. into bits defined above.
12085 (neon_itype): New enumeration. Classifications of NEON builtins.
12086 (neon_builtin_datum): Define struct. Contains information about
12087 a single builtin (with multiple modes).
12088 (CF): Define helper macro for...
12089 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12091 (neon_builtin_data): New array. Define information about builtins
12092 for use during initialization/expansion.
12093 (arm_init_neon_builtins): New function.
12094 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12096 (neon_builtin_compare): New function.
12097 (locate_neon_builtin_icode): New function. Find an insn code for a
12098 builtin given a function code for that builtin. Also return type of
12099 builtin (NEON_BINOP, NEON_UNOP etc.).
12100 (builtin_arg): New enumeration. Types of arguments for builtins.
12101 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12102 Takes a variable argument list of builtin_arg types, terminated by
12104 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12105 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12106 (neon_emit_pair_result_insn): New function. Support returning pairs
12107 of vectors via a pointer.
12108 (neon_disambiguate_copy): New function. Set up operands for a
12109 multi-word copy such that registers do not get clobbered.
12110 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12111 ARM_BUILTIN_NEON_BASE.
12112 (arm_file_start): Set float-abi attribute for NEON.
12113 (arm_vector_mode_supported_p): Enable NEON vector modes.
12114 (arm_mangle_map_entry): New.
12115 (arm_mangle_map): New.
12116 (arm_mangle_vector_type): New.
12117 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12119 (TARGET_NEON): New macro. Target supports NEON.
12120 (fputype): Add FPUTYPE_NEON.
12121 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12122 for vectorization based on command-line arg.
12123 (NEON_REGNO_OK_FOR_NREGS): Define.
12124 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12125 (VALID_NEON_STRUCT_MODE): Define.
12126 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12127 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12128 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12129 (consttable_16): Add pattern for outputting 16-byte minipool
12131 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12133 (vec-common.md, neon.md): Include md files.
12134 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12135 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12136 (memory_constraint "Ut", "Un", "Us"): Define.
12137 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12138 (MMX_char): New mode attribute.
12139 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12140 (*add<mode>3_iwmmxt): New insn pattern.
12141 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12142 (*sub<mode>3_iwmmxt): New insn pattern.
12143 (mulv4hi3): Rename to...
12144 (*mulv4hi3_iwmmxt): This.
12145 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12146 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12147 (uminv4hi3, uminv2si3): Remove. Replace with...
12148 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12149 (*umin<mode>3_iwmmxt): These.
12150 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12151 (ashr<mode>3_iwmmxt): This new pattern.
12152 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12153 (lshr<mode>3_iwmmxt): This new pattern.
12154 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12155 (ashl<mode>3_iwmmxt): This new pattern.
12156 * config/arm/neon-docgen.ml: New file. Generate documentation for
12158 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12159 * config/arm/arm_neon.h: New (autogenerated).
12160 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12162 * config/arm/neon.md: New file. Define NEON instructions.
12163 * config/arm/neon.ml: New file. Abstract description of NEON
12164 instructions, used to generate arm_neon.h header, documentation and
12166 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12167 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12169 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12171 (ARM NEON Intrinsics): New subsection.
12172 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12174 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12176 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12179 2007-07-24 Jan Hubicka <jh@suse.cz>
12181 * regclass.c (move_table): New type.
12182 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12183 (init_move_cost): Break out from ...
12184 (init_reg_sets_1): ... here; simplify computation of
12185 have_regs-of_mode and contains_reg_of_mode.
12186 (record_reg_classes): Unswitch internal loops.
12187 (copy_cost): Trigger lazy initialization of move cost
12188 (record_address_regs): Likewise.
12190 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12192 * config/darwin.c (darwin_override_options): Don't force on
12193 flag_var_tracking_uninit when no debug info is requested.
12195 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12197 * cfgloop.c (init_loops_structure): New function.
12198 (flow_loops_find): Create root of the loop tree unconditionally.
12200 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12202 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12204 2007-07-24 Jan Hubicka <jh@suse.cz>
12206 * caller-save.c: Include ggc.h, gt-caller-save.h
12207 (reg_save_code, reg_restore_code): Rename to ...
12208 (cached_reg_save_code, cached_reg_restore_code): ... those.
12209 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12210 (reg_save_code, reg_restore_code): New functions.
12211 (init_caller_save): Do not intialize
12212 reg_save_code/reg_restore_code tables.
12213 * Makefile.in: (gt-caller-save.h): New.
12215 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12217 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12218 with the mode of the original operand instead of
12221 2007-07-23 Jan Hubicka <jH@suse.cz>
12223 * i386.c (ix86_secondary_memory_needed): Break out to...
12224 (inline_secondary_memory_needed): ... here.
12225 (ix86_memory_move_cost): Break out to ...
12226 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12227 maximum of input and output; fix handling of Q_REGS on 64bit.
12228 (ix86_secondary_memory_needed): Microoptimize.
12230 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12232 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12233 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12234 stmts_from_loop, known_dependences_p, build_rdg): New.
12235 * tree-data-ref.h: Depends on graphds.h.
12236 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12237 (build_rdg): Declared.
12238 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12240 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12242 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12245 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12246 Jakub Jelinek <jakub@redhat.com>
12248 PR middle-end/PR28690
12249 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12251 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12252 and MEM_POINTER operands over REG and MEM operands.
12253 (swap_commutative_operands_p): Change return value to bool.
12254 * rtl.h: Update the corresponding prototype.
12255 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12256 instead of gen_rtx_PLUS.
12257 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12258 value to bool. Change function arguments to rtx's and update code
12260 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12261 calls to match the new declaration.
12262 * simplify-rtx.c (simplify_associative_operation): Don't
12263 reorder simplify_binary_operation arguments.
12265 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12267 * config/mips/mips.c (override_options): Use mips_costs to derive
12268 the default branch cost.
12269 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12271 * config/mips/mips.opt (mbranch-cost=): New option.
12272 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12274 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12276 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12277 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12278 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12279 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12281 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12283 * config/mips/constraints.md (ks): New constraint.
12284 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12285 (*add<mode>3_mips16): ...here.
12287 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12289 * optabs.h (enum optab_index): Add new OTI_signbit.
12290 (signbit_optab): Define corresponding macro.
12291 (enum insn_code signbit_optab[]): Remove array.
12292 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12293 (expand_copysign_absneg): If back end provides signbit insn, use it
12294 instead of bit operations on floating point argument.
12295 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12296 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12297 for availability of signbit insn.
12299 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12300 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12301 SSE mode is not active.
12302 (isinf<mode>2): Disable for mfpmath=sse,387.
12304 2007-07-22 Ben Elliston <bje@au.ibm.com>
12306 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12308 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12310 2007-07-20 Richard Guenther <rguenther@suse.de>
12312 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12313 integral typed condition.
12314 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12315 booleanness. Only preserve conversions from a non-base
12316 type to a base type, not in general between types with
12317 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12318 * tree.def (COND_EXPR): Document that the condition
12319 can be of any integral type.
12321 2007-07-20 Nigel Stephens <nigel@mips.com>
12322 Richard Sandiford <richard@codesourcery.com>
12324 * config/mips/mips.h (mips_dwarf_regno): Declare.
12325 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12326 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12327 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12328 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12329 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12330 (REG_CLASS_NAMES): Update accordingly.
12331 * config/mips/mips.c (mips_dwarf_regno): New array.
12332 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12333 (mips_subword): Remove special handling for accumulator registers.
12334 (override_options): Initiailize mips_dwarf_regno. Remove use
12336 (mips_swap_registers): New function.
12337 (mips_conditional_register_usage): Swap accumulator registers
12338 around if TARGET_LITTLE_ENDIAN.
12339 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12340 * config/mips/constraints.md (h, l): Use the endianness to choose
12341 between MD0_REG and MD1_REG.
12342 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12343 alternative-dependent template.
12345 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12347 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12350 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12352 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12353 predecessor fallthru flags.
12355 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12357 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12358 of compare to the same type.
12359 * cfgloopmanip.c (add_loop): Update information about loop exits.
12360 (loop_version): Remove the innermost loop requirement.
12361 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12362 to sizetype for pointers.
12364 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12366 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12367 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12368 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12370 * config/dfp-bit.c: Empty for TFmode conversions.
12372 2007-07-18 Caroline Tice <ctice@apple.com>
12374 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12375 and handle them correctly; check that src is not NULL before
12377 (find_src_set_src): Likewise.
12379 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12381 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12382 (struct alignment_context, init_alignment_context): New.
12383 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12384 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12385 (XCHAL_HAVE_S32C1I): Likewise.
12386 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12387 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12388 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12389 (ATOMIC, HQI): New macros.
12390 (memory_barrier, *memory_barrier): New.
12391 (sync_lock_releasesi): New.
12392 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12393 (sync_lock_test_and_set<mode>): New.
12394 (sync_<atomic><mode>): New.
12395 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12396 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12397 (xtensa_expand_atomic): New.
12399 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12403 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12404 transformation for builtin ISNORMAL.
12405 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12406 * builtins.def (BUILT_IN_ISNORMAL): New.
12407 * doc/extend.texi: Document isnormal.
12409 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12413 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12414 optabs infrastructure. Provide generic implementation for
12416 (expand_builtin): Handle FINITE/ISFINITE.
12417 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12418 (fold_builtin_1): Likewise.
12420 * builtins.def (BUILT_IN_ISFINITE): New.
12422 * doc/extend.texi: Document isfinite.
12424 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12427 PR middle-end/20558
12429 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12430 generic fallback for isinf.
12431 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12432 calculation code ...
12433 * real.c (get_max_float): ... to here.
12434 * real.h (get_max_float): New.
12436 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12438 PR middle-end/32668
12440 * builtin-attrs.def (ATTR_TYPEGENERIC,
12441 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12443 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12444 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12445 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12446 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12448 * c-common.c (handle_type_generic_attribute): New.
12449 (c_common_attribute_table): Add "type generic".
12451 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12453 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12455 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12456 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12459 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12462 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12463 checking that the operand is an expression.
12465 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12466 Danny Smith <dannysmith@users.sourceforge.net>
12469 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12470 file mapping object in local namespace if Windows version later
12473 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12475 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12476 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12477 arm_cannot_force_const_mem.
12478 (arm_cannot_force_const_mem): New function.
12479 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12480 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12481 of arm_tls_referenced_p.
12482 * config/arm/arm.md (movsi): Split out-of-section constants when
12483 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12484 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12486 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12488 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12490 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12492 * config/mips/mips.md (*extendqihi2): Convert the destination
12495 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12497 * config/pa/fptr.c: Update license header.
12498 * config/pa/milli64.S: Likewise.
12500 2007-07-17 Nick Clifton <nickc@redhat.com>
12502 * COPYING_v3: New file. Contains version 3 of the GNU General
12504 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12505 Lesser General Public License.
12506 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12507 the GNU General Public License.
12509 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12511 PR rtl-optimization/32773
12512 * cfglayout.c (force_one_exit_fallthru): New function.
12513 (cfg_layout_finalize): Use it.
12515 2007-07-16 Richard Guenther <rguenther@suse.de>
12516 Uros Bizjak <ubizjak@gmail.com>
12518 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12519 before forcing it to gimple operand.
12521 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12522 David Ung <davidu@mips.com>
12524 * config/mips/mips.h (TUNE_24K): Define.
12525 (TUNE_MACC_CHAINS): Add TUNE_24K.
12526 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12528 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12529 (r74k_int_madd): .. this new reservation.
12530 (define_bypass): Fixed bypasses for r74k_int_madd to use
12531 mips_linked_madd_p.
12532 * config/mips/24k.md (define_bypass): Define new
12533 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12535 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12536 Nigel Stephens <nigel@mips.com>
12538 * config/mips/mips.md: Include 20kc.md.
12539 * config/mips/20kc.md: New file.
12540 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12541 (mips_adjust_cost): Tweak for 20Kc.
12542 (mips_issue_rate): Likewise.
12543 * config/mips/mips.h (TUNE_20KC): Define.
12545 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12547 * config/rs6000/rs6000.c (struct processor_cost): Add
12548 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12550 (*_cost): Add cache information.
12551 (rs6000_override_options): Set cache parameters.
12553 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12556 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12557 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12559 2007-07-16 Paul Brook <paul@codesourcery.com>
12562 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12563 (cirrus_thumb2_movsi_insn): Ditto.
12565 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12567 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12568 CR2_REGNO to R_CR2.
12570 2007-07-15 Andrew Haley <aph@redhat.com>
12572 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12573 before looking in the context.
12575 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12577 PR middle-end/32398
12578 PR middle-end/32769
12579 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12580 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12581 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12582 (pa_output_function_prologue): Use rp_saved and
12583 current_function_is_leaf to generate .CALLINFO statement.
12584 (hppa_expand_prologue): Set rp_saved.
12585 (hppa_expand_epilogue): Use rp_saved.
12586 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12587 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12589 2007-07-14 Dirk Mueller <dmueller@suse.de>
12591 * omega.c (coalesce): Fix memory leak on early exit.
12592 * matrix-reorg.c (check_allocation_function): Likewise.
12593 * tree-vect-transform.c (vect_get_new_vect_var): free result
12595 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12596 pass pointer to edge vector
12597 (partition_hot_cold_basic_blocks): Fix memory leak.
12598 * collect2.c (prefix_from_string): Free temporary storage.
12599 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12601 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12603 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12604 (DO_GLOBAL_DTORS_BODY): Likewise.
12606 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12607 Nigel Stephens <nigel@mips.com>
12609 * config/mips/mips.c (mips_classify_symbol): Don't return
12610 SYMBOL_SMALL_DATA for constant pool addresses if
12611 TARGET_EMBEDDED_DATA is true.
12613 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12615 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12616 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12617 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12618 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12619 __builtin_ia32_storehps, __builtin_ia32_storelps,
12620 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12621 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12622 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12623 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12624 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12625 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12626 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12627 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12628 using def_builtin_const.
12630 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12632 PR tree-optimization/32705
12633 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12634 (simplify_binary_expression): Use SSA_VAL consistently.
12636 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12638 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12639 (SPEFSCR_REGNO): Delete definition.
12640 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12641 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12642 * config/rs6000/rs6000.h: Do not define *_REGNO.
12643 LINK_REGISTER_REGNUM -> LR_REGNO.
12644 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12645 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12646 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12647 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12648 R_VRSAVE, R_VSCR. Use them.
12649 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12650 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12651 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12652 * config/rs6000/aix.h: Define R_LR. Use it.
12654 2007-07-13 Caroline Tice <ctice@apple.com>
12656 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12657 flag_var_tracking is explicitly turned off (i.e. when variable
12658 tracking is not feasible); otherwise, turn flag_var_tracking on when
12659 flag_var_tracking_uninit is on.
12660 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12661 note definitions, to allow recording of initialization status in the
12663 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12664 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12665 determine if two note locations are equal.
12666 (output_loc_list): Don't output list entries whose start & end labels
12668 (reg_loc_descriptor): Add parameter for initialization status; pass it
12669 to other loc descriptor functions.
12670 (one_reg_loc_descriptor): Add parameter for initialization status;
12671 check its value and add DW_OP_GNU_uninit to returned loc descr if
12673 (multiple_reg_loc_descriptor): Add parameter for initialization
12675 pass init status argument to other loc descriptor functions; check
12676 value of intialization parameter and add DW_OP_GNU_uninit to returned
12677 loc descr if appropriate.
12678 (based_loc_descr): Add parameter for initialization status; add new
12679 variable for return value; check value of initialization parameter and
12680 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12681 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12682 pass init status argument to other loc descriptor functions; check
12683 value of intialization parameter and add DW_OP_GNU_uninit to returned
12684 loc descr if appropriate.
12685 (mem_loc_descriptor): Likewise.
12686 (concat_loc_descriptor): Likewise.
12687 (concatn_loc_descriptor): Likewise.
12688 (loc_descriptor): Add parameter for initialization status; pass it as
12689 argument to other loc descriptor function calls.
12690 (loc_descriptor_from_tree_1): Add appropriate initialization status
12691 to loc descriptor function calls.
12692 (add_location_or_const_value_attribute): Get initialization status
12693 from VAR_LOCATION note; add initialization status to loc descriptor
12695 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12696 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12697 status is uninitialized, add "[uninint]" to output.
12698 * common.opt (fvar-tracking-uninit): New option, similar to
12699 fvar-tracking, to turn on tracking of uninitialized variables; creates
12700 a new global flag, flag_var_tracking_uninit.
12701 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12702 (enum var_init_status): New type, for var initialization status field.
12703 * var-tracking.c (struct location_chain_def): Two new fields, init,
12704 for initialization status, and set_src for the assignment value expr.
12705 (unshare_variable): New parameter for initialization status;
12706 initialize new init and set_src fields.
12707 (var_reg_set): New parameters for initialization status and value;
12708 pass them to set_variable_part.
12709 (var_mem_set): Likewise.
12710 (get_init_value): New function.
12711 (var_reg_delete_and_set): New initialization status & value
12712 parameters; add call to get_init_value if status is unknown; pass new
12713 parameters to clobber_variable_part and var_reg_set.
12714 (var_mem_delete_and_set): Likewise.
12715 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12716 (var_mem_delete): Likewise.
12717 (variable_union): Pass status to unshare_variable; initialize new init
12718 and set_src fields. If flag_var_tracking_uninit is not set, force
12719 status to initialized.
12720 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12721 used later to get the set_src value.
12722 (find_src_status): New function.
12723 (find_src_set_src): New function.
12724 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12725 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12726 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12727 and var_mem_delete_and_set.
12728 (dump_variable): Print out "[uninit]" if appropriate.
12729 (set_variable_part): Add new initialization and set_src parameters;
12730 pass status to unshare_variable; set node->init and node- >set_src
12731 fields and modify slot in hash table appropriately; save the init and
12732 set_src values if appropriate and assign to the new node.
12733 (clobber_variable_part): New set_src parameter; if two nodes have
12734 same variable and same location but different set_src (assignment)
12735 values, clobber old node.
12736 (delete_variable_part): Pass init status to unshare_variable.
12737 (emit_note_insn_var_location): Add initialized var; assign var's init
12738 status to new 'initialized'; pass new init status field to calls to
12739 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12740 status to initialized.
12741 (emit_notes_in_bb): Pass initialization status to calls to
12742 var_reg_set, var_mem_set, var_reg_delete_and_set and
12743 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12744 var_reg_delete_and_set and var_mem_delete_and_set; call
12745 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12746 make up for change in add_stores.
12747 (vt_add_function_parameters): Add status to calls to
12749 * config/darwin.c (darwin_override_options): Turn on uninitialized
12750 tracking automatically, if var_tracking is on and the system is
12753 2007-07-13 Sa Liu <saliu@de.ibm.com>
12755 * config.gcc: Add options for arch and tune on SPU.
12756 * config/spu/predicates.md: Add constant operands 0 and 1.
12757 * config/spu/spu-builtins.def: Add builtins for double precision
12758 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12759 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12761 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12763 * config/spu/spu-protos.h: Add new function prototypes.
12764 * config/spu/spu.c (spu_override_options): Check options -march and
12766 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12767 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12769 (spu_const_from_int): New. Create a vector constant from 4 ints.
12770 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12771 (spu_emit_vector_compare): New. Emit vector compare.
12772 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12773 * config/spu/spu.h: Add options -march and -mtune. Define processor
12774 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12775 CANONICALIZE_COMPARISON.
12776 * config/spu/spu.md: Add new insns for double precision compare
12777 and double precision vector compare. Add vcond and smax/smin patterns
12778 to enable DFmode vector conditional expression.
12779 * config/spu/spu.opt: Add options -march and -mtune.
12780 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12781 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12782 both CELL and CELLEDP targets: spu_testsv.
12783 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12786 2007-07-13 Richard Guenther <rguenther@suse.de>
12788 PR tree-optimization/32721
12789 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12790 TREE_THIS_VOLATILE on the folded reference.
12791 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12792 if the array reference has TREE_THIS_VOLATILE set.
12794 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12797 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12799 2007-07-13 Andreas Schwab <schwab@suse.de>
12801 * gengtype-lex.l: Allow declarations to be indented.
12803 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12805 * ginclude/tgmath.h: New.
12806 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12807 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12808 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12809 * configure: Regenerate.
12811 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12813 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12814 correct index when setting register save state for xd
12817 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12819 * config/sh/sh.c (mark_use): Remove.
12821 2007-07-12 Paul Brook <paul@codesourcery.com>
12823 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12824 reg does not overlap return value.
12826 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12828 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12829 (set_expression_vuses): Ditto.
12830 (init_pre): Initialize expression_vuses.
12832 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12834 * config/i386/sse.md (storentdf, storentsf): New.
12836 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12838 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12840 * tree.c (build_decl_stat): Move code from here...
12841 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12842 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12843 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12844 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12845 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12848 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12849 Devang Patel <dpatel@apple.com>
12851 PR tree-optimization/25413
12852 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12853 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12854 * tree.h (contains_packed_reference): New.
12855 * expr.c (contains_packed_reference): New.
12856 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12857 (vect_enhance_data_refs_alignment): Call
12858 vector_alignment_reachable_p.
12859 * target.h (vector_alignment_reachable): New builtin.
12860 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12861 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12862 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12864 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12866 * target.h (builtin_vectorization_cost): Add new target builtin.
12867 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12868 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12869 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12870 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12871 uninitialized variables.
12872 * tree-vect-transform.c (cost_for_stmt): New function.
12873 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12874 using cost 1 for all scalar stmts. Be less conservative when
12875 estimating the number of prologue/epulogue iterations. Call
12876 targetm.vectorize.builtin_vectorization_cost. Return
12877 min_profitable_iters-1.
12878 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12879 initialization cost instead of TARG_VEC_STMT_COST. Use
12880 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12881 epilogue code. Fix epilogue cost computation.
12882 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12883 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12884 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12885 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12886 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12887 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12889 2007-07-12 Richard Guenther <rguenther@suse.de>
12891 * gimplify.c (gimplify_conversion): Make sure that the result
12892 from maybe_fold_offset_to_reference is trivially convertible
12893 to the desired type before doing the simplification.
12894 (gimplify_expr): Likewise.
12895 * fold-const.c (fold_binary): Use the correct types for
12896 building the simplified expression.
12898 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12900 PR rtl-optimization/32729
12901 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12902 that fallthru to exit.
12904 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12906 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12907 (symDTPOFF2reg): Likewise.
12909 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12911 PR tree-optimization/32663
12913 * tree.h (VALUE_HANDLE_VUSES): Remove.
12914 (struct tree_value_handle): Remove vuses.
12916 * tree-vn.c (create_value_handle_for_expr): Don't set
12917 VALUE_HANDLE_VUSES.
12919 * tree-ssa-pre.c (expression_vuses): New.
12920 (alloc_expression_id): Set up expression_vuses.
12921 (get_expression_vuses): New.
12922 (set_expression_vuses): Ditto.
12923 (clear_expression_ids): Modify for expression_vuses.
12924 (phi_translate_1): Ditto.
12925 (phi_translate_set): Ditto.
12926 (value_dies_in_block_x): Ditto
12927 (valid_in_sets): Ditto.
12928 (add_to_sets): Ditto.
12929 (find_existing_value_expr): Ditto.
12930 (create_value_handle_for_expr): Ditto.
12931 (make_values_for_stmt): Ditto.
12932 (vuse_equiv): Remove.
12934 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12936 * Makefile.in (mostlyclean): Remove object files.
12938 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12940 * toplev.c (no_new_pseudos): Deleted.
12941 * rtl.h (no_new_pseudos): Deleted.
12942 * tree-pass.h (pass_no_new_pseudos): Deleted.
12943 * passes.c (pass_no_new_pseudos): Deleted.
12944 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12945 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12946 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12948 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12949 * rtlhooks.c (gen_lowpart_general): Ditto.
12950 * optabs.c (prepare_operand): Ditto.
12951 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12953 * modulo-sched.c (rest_of_handle_sms): Ditto.
12954 * see.c (rest_of_handle_see): Ditto.
12955 * ifcvt.c (if_convert): Ditto.
12956 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12958 * init-regs.c (gate_initialize_regs): Deleted set of
12960 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12961 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12962 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12964 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12967 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12968 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12969 (*vec_extractv2di_1_rex64): New insn pattern.
12971 2007-07-11 David Daney <ddaney@avtrex.com>
12973 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12974 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12975 for SIGNAL_UNWIND_RETURN_COLUMN.
12976 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12977 (DWARF_FRAME_REGNUM): Rewrite.
12978 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12980 2007-07-11 Nick Clifton <nickc@redhat.com>
12982 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12983 delta and use gen_int_mode in place of GET_INT instead.
12985 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12987 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12990 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12992 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12993 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12995 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12996 (USE_CANONICAL_TYPES): New.
12997 * doc/invoke.texi (verify-canonical-types): Remove.
12998 (use-canonical-types): Add.
13000 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13002 * config/spu/spu.c (spu_optimization_options): Remove setting of
13003 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13004 (spu_override_options): Move it here.
13006 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13008 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13009 * config/mips/mips.c (mips_cpu_info_table): Mention
13010 MIPS_ISA_LEVEL_SPEC in the comment.
13012 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13014 PR tree-optimization/32713
13015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13017 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13019 PR middle-end/30482
13020 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13021 conditional to flag_isoc99.
13022 (c_common_init_options): Do it here, unconditionally.
13024 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13026 PR tree-optimization/32589
13027 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13028 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13029 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13030 predicate, extracted from...
13031 (set_rhs): ...here. Call it for the expression on entry.
13032 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13033 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13034 (simplify_binary_expression): Use valid_gimple_expression_p
13035 to validate the simplification.
13036 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13038 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13040 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13041 DWARF2_DEBUG on 32 bit target too.
13042 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13044 2007-07-11 Nick Clifton <nickc@redhat.com>
13046 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13047 version for 64-bit hosts.
13049 2007-07-10 David Daney <ddaney@avtrex.com>
13051 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13053 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13055 * config/mips/mips.c (mips_expand_synci_loop): New function.
13056 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13057 (UNSPEC_RDHWR): Same.
13058 (UNSPEC_SYNCI): Same.
13059 (UNSPEC_SYNC): Same.
13060 (clear_cache): New expand.
13064 (clear_hazard): Same.
13065 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13067 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13068 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13070 2007-07-10 Ian Lance Taylor <iant@google.com>
13072 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13075 2007-07-10 David Daney <ddaney@avtrex.com>
13077 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13078 * builtins.c (expand_builtin___clear_cache): New function.
13079 (expand_builtin): Call expand_builtin___clear_cache for
13080 BUILT_IN_CLEAR_CACHE case.
13081 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13082 * doc/md.texi (clear_cache): Document new instruction pattern.
13083 * testsuite/gcc.dg/builtins-64.c: New test.
13085 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13087 * config/cris/cris.md ("movsi"): Fix typo in last change.
13089 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13092 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13094 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13095 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13096 for FUNCTION_DECLs. Don't use align_functions_log if
13098 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13099 even for FUNCTION_DECLs.
13100 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13102 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13103 (DECL_FUNCTION_CODE): Update for new location and name of
13105 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13106 (struct tree_decl_common): Move 'align' and 'off_align' out
13107 of union, ensure they're still on a 32-bit boundary. Remove
13108 other fields in union 'u1'.
13109 (struct tree_function_decl): Add field 'function_code' replacing
13110 'u1.f' in tree_decl_common.
13111 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13112 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13113 (Variable Attributes): Cross-reference 'aligned' attribute
13114 to Function Attributes.
13115 * flags.h (force_align_functions_log): Delete.
13116 * toplev.c (force_align_functions_log): Delete.
13118 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13121 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13122 (*vec_concatv2di_rex): New insn pattern.
13124 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13127 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13129 2007-07-10 Ian Lance Taylor <iant@google.com>
13131 Replace no_new_pseudos in backends.
13132 * rtl.h (can_create_pseudo_p): Define.
13133 * config/darwin.c (machopic_indirect_data_reference): Use
13134 can_create_pseudo_p () instead of no_new_pseudos.
13135 (machopic_indirect_data_reference): Likewise.
13136 (machopic_legitimize_pic_address): Likewise.
13137 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13138 (alpha_emit_set_const_1): Likewise.
13139 (alpha_emit_set_const): Likewise.
13140 (alpha_emit_conditional_move): Likewise.
13141 (alpha_split_conditional_move): Likewise.
13142 * config/alpha/alpha.md (various splitters): Likewise.
13144 * config/arm/arm.c (legitimize_pic_address): Likewise.
13145 (arm_load_pic_register): Likewise.
13146 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13147 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13148 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13149 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13150 * config/cris/cris.md (movsi): Likewise.
13151 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13152 (symGOTOFF2reg_hilo): Likewise.
13153 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13154 * config/h8300/h8300.md (insv, extzv): Likewise.
13155 * config/i386/i386.c (ix86_expand_move): Likewise.
13156 (ix86_expand_vector_move): Likewise.
13157 (ix86_prepare_fp_compare_args): Likewise.
13158 (ix86_expand_carry_flag_compare): Likewise.
13159 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13160 (tls_dynamic_gnu2_combine_32): Likewise.
13161 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13162 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13163 (ia64_expand_movxf_movrf): Likewise.
13164 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13165 (m32c_split_move): Likewise.
13166 (m32c_expand_insv): Likewise.
13167 * config/m68k/m68k.md (movsi): Likewise.
13168 * config/mips/mips.c (mips_force_temporary): Likewise.
13169 (mips_split_symbol): Likewise.
13170 (mips_move_integer): Likewise.
13171 (mips_legitimize_const_move): Likewise.
13172 * config/mn10300/mn10300.md (movsi): Likewise.
13173 * config/pa/pa.c (emit_move_sequence): Likewise.
13174 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13175 (rs6000_got_register): Likewise.
13176 (create_TOC_reference): Likewise.
13177 (rs6000_machopic_legitimize_pic_address): Likewise.
13178 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13179 (various splitters): Likewise.
13180 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13181 (movsi_got): Likewise.
13182 * config/s390/s390.c (emit_symbolic_move): Likewise.
13183 * config/s390/s390.md (movhi, movqi): Likewise.
13184 (load_multiple, store_multiple): Likewise.
13185 * config/score/score.c (score_force_temporary): Likewise.
13186 * config/sh/sh.c (prepare_move_operands): Likewise.
13187 (prepare_cbranch_operands): Likewise.
13188 (emit_fpu_switch): Likewise.
13189 (fpscr_set_from_mem): Likewise.
13190 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13191 (adddi3, subsi3): Likewise.
13192 (various splitters): Likewise.
13193 (divsi_inv_fp_combine): Likewise.
13194 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13195 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13197 * config/sh/predicates.md (xor_operand): Likewise.
13198 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13199 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13200 (movdi_pic_label_ref): Likewise.
13201 * config/spu/spu.c (spu_split_immediate): Likewise.
13202 * config/alpha/alpha.md (various splitters): Remove test
13203 !no_new_pseudos || reload_completed.
13204 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13206 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13207 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13208 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13209 * config/score/score.c (th_output_mi_thunk): Likewise.
13210 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13211 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13213 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13215 PR rtl-optimization/32664
13216 * mode-switching.c (create_pre_exit): Skip barrier insns.
13218 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13220 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13221 force_gimple_operand_bsi.
13222 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13223 rewrite_use_compare): Ditto.
13224 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13226 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13227 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13228 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13229 * tree-profile.c (prepare_instrumented_value,
13230 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13231 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13232 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13233 tree_gen_ior_profiler): Ditto.
13234 * tree-ssa-reassoc.c (negate_value): Ditto.
13235 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13236 Use force_gimple_operand_bsi.
13237 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13238 * tree-if-conv.c (add_to_dst_predicate_list,
13239 find_phi_replacement_condition): Ditto.
13240 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13241 Call mark_symbols_for_renaming for new statements.
13242 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13244 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13246 * cfghooks.c (remove_edge): New function.
13247 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13249 * cfghooks.h (remove_edge): Declare.
13250 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13251 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13253 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13255 * optabs.h: Added declaration for signbit_optab.
13256 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13257 * genoptinit.c (optabs): Added entry for signbit insns.
13258 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13259 insn, if available.
13260 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13261 * config/s390/s390.md (signbit<mode>2): New expander.
13263 2007-07-09 Richard Guenther <rguenther@suse.de>
13265 PR middle-end/32698
13266 * fold-const.c (fold_plusminus_mult_expr): Move constant
13267 arguments second to allow decomposing.
13269 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13272 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13274 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13275 Disregard DECL_FROM_INLINE.
13277 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13280 * doc/invoke.texi: Add ftree-reassoc flag.
13281 * common.opt (ftree-reassoc): New flag.
13282 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13283 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13285 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13287 PR tree-optimization/32681
13288 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13289 saved in second_edge->aux when first_bb is a loop header.
13291 2007-07-09 Jan HUbicka <jh@suse.cz>
13293 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13295 2007-07-09 Richard Guenther <rguenther@suse.de>
13297 * c-decl.c (start_function): Do not promote return type.
13299 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13301 * function.c (do_warn_unused_parameter): Do not warn if
13302 TREE_NO_WARNING is set.
13304 2007-07-08 Andreas Schwab <schwab@suse.de>
13306 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13308 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13311 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13313 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13314 apply to assembly language, too.
13315 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13317 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13319 Revert (note the sccvn portions are *not* reverted)
13320 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13322 Fix PR tree-optimization/23488
13324 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13326 * tree-flow-inline.h (get_value_handle): Ditto.
13327 * tree-ssa-pre.c (decl_vh_map): New.
13328 (decl_node_pool): New.
13329 (can_value_number_operation): Support DECL_P.
13330 (can_PRE_operation): Ditto.
13331 (create_expression_by_pieces): Ditto.
13332 (find_existing_value_expr): Modify to differnetiate between
13333 addressing and top level.
13334 (create_value_handle_for_expr): Handle DECL's.
13335 (poolify_tree): Ditto.
13336 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13337 (make_values_for_stmt): Handle DECL's properly.
13338 (init_pre): Reorg to not init useless things during FRE.
13340 * tree-flow.h: Include pointer-set.h.
13341 (decl_vh_map): Declare.
13342 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13344 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13346 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13347 the constraint description.
13348 * doc/md.texi: Update documentation of AVR constraints.
13350 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13352 * auto-inc-dec.c, config/arm/arm.c,
13353 config/m32r/constraints.md, config/mips/mips.md,
13354 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13355 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13356 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13357 typos. Follow spelling conventions.
13358 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13360 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13361 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13363 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13364 realloc_vuse): Remove.
13365 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13368 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13370 Fix PR tree-optimization/23488
13372 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13373 (try_to_simplify): Ditto.
13374 (visit_use): Ditto.
13375 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13377 * tree-flow-inline.h (get_value_handle): Ditto.
13378 * tree-ssa-pre.c (decl_vh_map): New.
13379 (decl_node_pool): New.
13380 (can_value_number_operation): Support DECL_P.
13381 (can_PRE_operation): Ditto.
13382 (create_expression_by_pieces): Ditto.
13383 (find_existing_value_expr): Modify to differnetiate between
13384 addressing and top level.
13385 (create_value_handle_for_expr): Handle DECL's.
13386 (poolify_tree): Ditto.
13387 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13388 (make_values_for_stmt): Handle DECL's properly.
13389 (init_pre): Reorg to not init useless things during FRE.
13391 * tree-flow.h: Include pointer-set.h.
13392 (decl_vh_map): Declare.
13393 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13395 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13397 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13398 apply to assembly language, too.
13399 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13401 2007-07-06 Ian Lance Taylor <iant@google.com>
13402 Zack Weinberg <zackw@panix.com>
13404 PR middle-end/32441
13405 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13407 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13409 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13410 (prefetch): Likewise if "pref" would be used.
13412 2007-07-06 Josh Conner <jconner@apple.com>
13414 PR middle-end/32602
13415 PR middle-end/32603
13416 * calls.c (store_one_arg): Handle arguments which are partially
13417 on the stack when detecting argument overlap.
13419 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13421 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13422 chosen during find_reloads.
13424 2007-07-06 Richard Guenther <rguenther@suse.de>
13426 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13427 TYPE_ARG_TYPES for verification of argument types. Use
13428 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13429 parameters as variable arguments.
13431 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13433 * libgcc2.h (word_type): Type definition removed.
13434 (cmp_return_type, shift_count_type): Type definitions added.
13435 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13436 replaced with shift_count_type.
13437 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13439 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13440 changed from word_type to Wtype.
13441 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13442 replaced with shift_count_type.
13443 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13445 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13446 and libgcc_shift_count attribute added.
13447 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13448 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13449 (TARGET_INITIALIZER): New target hooks added.
13450 * targhooks.c (default_libgcc_cmp_return_mode,
13451 default_libgcc_shift_count_mode): Default implementations for the new
13452 target hooks added.
13453 * targhooks.h (default_libgcc_cmp_return_mode,
13454 default_libgcc_shift_count_mode): Function prototypes added.
13455 * target.h (struct gcc_target): Fields for the new target hooks added.
13456 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13458 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13461 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13462 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13464 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13465 s390_libgcc_shift_count_mode): Functions added.
13466 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13467 Target hooks defined.
13469 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13471 * config/mips/mips.c (compute_frame_size): Restore the original
13472 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13473 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13474 Document why the difference is needed.
13476 2007-07-06 Richard Guenther <rguenther@suse.de>
13478 * c-common.c (boolean_increment): Use correctly typed
13481 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13483 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13484 the topmost argument register is not also included in the save mask.
13485 (mips16e_collect_argument_save_p): Take a pointer to the argument
13486 register, rather than a pointer to the number of arguments.
13487 (mips16e_collect_argument_saves): Only include argument saves
13488 that aren't in the register mask.
13490 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13492 PR rtl-optimization/32450
13493 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13494 to ensure that instructions are not moved into the prologue when
13495 profiling is on. Remove unused prologue_end variable.
13496 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13497 as a scheduling barrier.
13499 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13502 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13503 Disregard DECL_FROM_INLINE.
13505 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13507 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13508 IORing with a constant.
13510 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13512 PR rtl-optimization/32475
13513 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13514 for every definition of the stack pointer.
13516 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13518 * arm.c (vfp3_const_double_index): Copy signed results of
13519 REAL_VALUE_TO_INT into unsigned vars.
13521 2007-07-05 Richard Guenther <rguenther@suse.de>
13523 PR middle-end/32639
13524 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13526 * tree-ssa.c (useless_type_conversion_p): Check canonical
13529 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13531 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13532 zero_extendhisi2): Change to define_insn_and_split.
13533 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13535 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13537 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13538 pass_match_asm_constraints): New.
13539 * passes.c (init_optimization_passes): Add new pass.
13540 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13541 * function.h (struct function): Add has_asm_statement bit.
13542 (current_function_has_asm_statement): New.
13543 * tree-pass.h (pass_match_asm_constraints): New.
13545 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13547 * config/mips/mips.c (mips_file_start): Avoid declaration
13550 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13552 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13554 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13556 * rtl.def (NOTE): Change print format string to print
13557 operand 5 as a note insn name.
13559 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13560 David Ung <davidu@mips.com>
13562 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13563 * doc/invoke.texi: (MIPS Options): Document them.
13565 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13566 David Ung <davidu@mips.com>
13568 Add support for SmartMIPS ASE.
13570 * optabs.c (expand_binop_directly): New, broken out from...
13571 (expand_binop): Here. Make it try rotating in the other
13572 direction even when the second operand isn't constant.
13573 * config/mips/mips.md (*lwxs): New.
13574 * config/mips/mips.opt (msmartmips): New.
13575 * config/mips/mips.c (mips_lwxs_address_p): New.
13576 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13577 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13578 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13579 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13580 (ISA_HAS_LWXS): New.
13581 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13582 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13583 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13584 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13585 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13586 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13587 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13589 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13591 * tree-vectorizer.c (new_loop_vec_info): Initialize
13592 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13593 * tree-vectorizer.h (_loop_vec_info): Added new filed
13594 min_profitable_iters.
13595 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13596 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13597 * tree-vect-analyze.c (vect_analyze_operations): Set
13598 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13599 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13600 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13601 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13602 and prologue cost to after they are computed.
13603 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13604 TARG_VEC_STMT_COST.
13605 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13606 of creating vectors from scalars according to dt.
13607 (vect_model_store_cost): Likewise.
13608 (vectorizable_call): Use dt array instead of scalar dt. Call
13609 vect_model_simple_cost with additional argument dt.
13610 (vectorizable_assignment): Likewise.
13611 (vectorizable_operation): Likewise.
13612 (vectorizable_type_demotion): Likewise.
13613 (vectorizable_type_promotion): Likewise.
13614 (vectorizable_store): Use dt array instead of scalar dt. Call
13615 vect_model_store_cost with additional argument dt.
13616 (vect_do_peeling_for_loop_bound): Don't call
13617 vect_estimate_min_profitable_iters. Instead, lookup
13618 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13619 "may not be profitable".
13621 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13624 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13625 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13626 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13627 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13629 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13631 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13632 addressing modes cheaper.
13634 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13636 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13637 (dw_ranges_struct): Rename block_num to num. Adjust.
13638 (dw_ranges_by_label_struct): New.
13639 (ranges_by_label, ranges_by_label_allocated,
13640 ranges_by_label_in_use): New variables.
13641 (add_ranges_num): Factored most of the code out of...
13642 (add_ranges): ... this one. Rewrite in terms of the former.
13643 (add_ranges_by_labels): New.
13644 (output_ranges): Output by-label ranges.
13645 (dwarf2out_finish): Output range for multiple-section
13646 compile_unit. Output standard DW_AT_low_pc in addition to
13647 unexpected DW_AT_entry_pc.
13649 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13651 PR tree-optimization/32604
13652 PR tree-optimization/32606
13654 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13655 (compute_antic_safe): Removed.
13656 (ANTIC_SAFE_LOADS): Ditto.
13657 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13658 (execute_pre): Don't call compute_antic_safe.
13659 (vuse_equiv): New function.
13660 (make_values_for_stmt): Use it
13661 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13664 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13667 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13668 rather than a decl.
13669 (avr_attribute_table): Make "naked" attribute apply to function types
13670 rather than to decls.
13671 (avr_handle_fntype_attribute): New function.
13673 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13675 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13678 2007-07-04 David Ung <davidu@mips.com>
13679 Joseph Myers <joseph@codesourcery.com>
13681 * config/mips/mips.md (type): Add logical, signext and move.
13682 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13683 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13684 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13685 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13686 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13687 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13688 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13689 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13690 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13691 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13692 movv2sf_hardfloat_64bit): Use the new types.
13693 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13694 *movdf_softfloat, *movdf_mips16): Use "multi".
13695 (extendqihi2): Replace with a define_expand.
13696 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13697 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13698 * config/mips/74k.md (r74k_int_logical): New reservation and
13700 (r74k_int_arith): Remove "slt".
13701 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13702 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13703 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13704 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13705 reservations for "arith".
13707 2007-07-04 Richard Guenther <rguenther@suse.de>
13709 * tree-ssa.c (useless_type_conversion_p): Add handling for
13710 scalar float and vector types. Only call the types_compatible_p
13711 langhook for aggregate types as last resort. Follow the
13714 2007-07-04 Richard Guenther <rguenther@suse.de>
13716 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13717 the same as NOP_EXPR.
13719 2007-07-04 Nick Clifton <nickc@redhat.com>
13721 * target.h (struct gcc_target): Add target_help field.
13722 * target-def.h (TARGET_HELP): New.
13723 (TARGET_INITIALIZER): Use TARGET_HELP.
13724 * opts.c (command_handle_option): Invoke target_help function, if
13725 defined, when the user has specified --target-help on the command
13727 * doc/invoke.texi: Mention that --target-help might print
13728 additional information.
13729 * doc/tm.texi: Document TARGET_HELP hook.
13731 * arm.c (TARGET_HELP): Override default definition.
13732 (arm_target_help): New - display a wrapped list of cores and
13733 architectures supported.
13735 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13737 * config/v850/v850.c (expand_prologue): Make sure
13738 GEN_INT() argument is sign extended rather than zero extended.
13739 (expand_epilogue): Likewise.
13740 (output_move_double): Delete.
13741 * config/v850/v850-protos.h (output_move_double): Delete.
13742 * config/v850/v850.md (movdi): Delete.
13743 (*movdi_internal): Delete.
13745 (*movdf_internal): Delete.
13747 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13749 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13750 unless compiling RTP PIC.
13752 2007-07-04 Richard Guenther <rguenther@suse.de>
13754 PR tree-optimization/32482
13755 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13756 original ssa name if we didn't find a shift expression.
13757 Fix shift constant for bit zero test.
13759 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13761 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13763 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13765 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13766 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13767 * config/arm/vxworks.h (ASM_SPEC): Delete.
13768 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13770 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13772 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13773 (DDR_REVERSED_P): New.
13774 * tree-data-ref.c (initialize_data_dependence_relation,
13775 build_classic_dist_vector): Set DDR_REVERSED_P.
13777 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13779 PR middle-end/32457
13780 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13781 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13782 init_omega_for_ddr_1): Use non conservative number of iterations
13784 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13785 (analyze_siv_subscript): Remove FIXME and reinitialization of
13786 last_conflicts to chrec_dont_know.
13787 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13789 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13791 * tree.c (maybe_canonicalize_argtypes): Improve description.
13793 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13795 * tree.c (maybe_canonicalize_argtypes): New.
13796 (build_function_type): Set canonical type.
13797 (build_method_type_directly): Ditto.
13798 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13801 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13803 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13805 (rewrite_use_nonlinear_expr): Likewise.
13807 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13809 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13811 2007-07-04 Ben Elliston <bje@au.ibm.com>
13813 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13816 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13818 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13819 (Exception Handling): Likewise.
13821 2007-07-03 Jan Hubicka <jh@suse.cz>
13823 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13825 2007-07-03 Eric Christopher <echristo@apple.com>
13827 * doc/cppopts.texi: Add conflicting option note to -dM.
13828 * doc/invoke.texi: Add note about possible conflicts with
13829 -E for -dCHARS and note that -dM will not produce
13830 any results if there is no machine dependent reorg.
13832 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13834 * tree.h (DECL_ALIGN): Back out previous change.
13836 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13838 * configure.ac: Test for .dtprelword support on MIPS.
13839 * configure, config.in: Regenerate.
13840 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13841 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13843 2007-07-03 Julian Brown <julian@codesourcery.com>
13845 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13846 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13847 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13848 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13850 (all_fpus): Add FPUTYPE_VFP3.
13851 (fp_model_for_fpu): Add VFPv3 field.
13852 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13853 (vfp3_const_double_index): New function. Return integer index of
13854 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13856 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13857 and argument represents a valid RTX for a VFPv3 constant.
13858 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13860 (vfp_emit_fstmd): Similar, for fstmd.
13861 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13862 constants, represented as integer indices.
13863 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13864 VFP_REGNO_OK_FOR_DOUBLE macros.
13865 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13866 (arm_file_start): Set float-abi attribute for VFPv3, and output
13867 correct ".fpu" assembler directive.
13868 (arm_dbx_register_numbering): Add FIXME.
13869 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13870 (fputype): Add FPUTYPE_VFP3.
13871 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13872 (CALL_USED_REGISTERS): Likewise.
13873 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13874 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13875 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13876 (D7_VFP_REGNUM): New.
13877 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13878 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13879 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13880 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13881 (REG_ALLOC_ORDER): Adjust for VFPv3.
13882 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13883 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13884 VFP_LO_REGS, VFP_HI_REGS.
13885 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13886 (IS_VFP_CLASS): Define macro.
13887 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13889 (REGISTER_MOVE_COST): Likewise.
13890 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13891 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13892 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13893 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13894 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13895 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13896 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13897 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13898 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13899 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13900 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13901 where appropriate for single-word registers.
13902 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13903 As above. Fix type attributes.
13904 * config/arm/constraints.md (register_contraint "t"): Define.
13905 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13907 (register_constraint "x"): Define.
13908 (constraint "Dv"): Define.
13910 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13912 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13914 2007-07-03 Tom Tromey <tromey@redhat.com>
13916 * c-parser.c (objc_pq_context): Removed.
13917 (objc_need_raw_identifier): Likewise.
13918 (c_parser) <objc_pq_context>: New field.
13919 <objc_need_raw_identifier>: Likewise.
13920 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13921 (c_lex_one_token): Update.
13922 (c_parser_objc_protocol_definition): Update.
13923 (c_parser_objc_method_definition): Update.
13924 (c_parser_objc_methodproto): Update.
13925 (c_parser_declspecs): Update.
13927 2007-07-03 David Ung <davidu@mips.com>
13929 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13931 2007-07-03 David Ung <davidu@mips.com>
13932 Richard Sandiford <richard@codesourcery.com>
13934 * doc/invoke.texi: Document -march=74kf3_2.
13935 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13936 (TUNE_74K): Check for it.
13937 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13938 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13939 * config/mips/mips.md (cpu): Add 74kf3_2.
13940 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13941 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13942 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13943 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13944 74kf3_2 to the CPU list.
13945 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13946 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13947 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13948 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13949 (r74kf3_2_fxfer_from_c1): New insn reservations.
13951 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13952 David Ung <davidu@mips.com>
13954 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13955 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13956 and 74k[fx]. Document aliases for the new options.
13957 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13958 (PROCESSOR_24KF2_1): ...this.
13959 (PROCESSOR_24KX): Rename to...
13960 (PROCESSOR_24KF1_1): ...this.
13961 (PROCESSOR_74KF): Rename to...
13962 (PROCESSOR_74KF2_1): ...this.
13963 (PROCESSOR_74KX): Rename to...
13964 (PROCESSOR_74KF1_1): ...this.
13965 (TUNE_74K): Update PROCESSOR_* names.
13966 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13967 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13968 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13969 (mips_rtx_cost_data): Update processor names in comments.
13970 (mips_issue_rate): Update PROCESSOR_* names.
13971 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13972 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13973 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13974 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13975 Update cpu attribute names.
13976 (r24k_fpu_iss): Rename this reservation to...
13977 (r24kf2_1_fpu_iss): ...this and update all uses.
13978 (r24kx_fpu_iss): Rename this reservation to...
13979 (r24kf1_1_fpu_iss): ...this and update all uses.
13980 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13981 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13982 Update cpu attribute names.
13984 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13986 * config/m32r/constraints.md: New file.
13987 * config/m32r/m32r.c: Include tm-constrs.h.
13988 (small_data_operand): Use satisfies_constraint_* instead of macro.
13989 (addr24_operand, gen_compare): Likewise.
13990 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13991 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13992 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13993 EXTRA_CONSTRAINT): Likewise.
13994 * config/m32r/m32r.md: Include constraints.md.
13995 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13996 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13997 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13998 (two_insn_const_operand, int8_operand, uint16_operand,
13999 reg_or_int16_operand, reg_or_uint16_operand,
14000 reg_or_cmp_int16_operand, cmp_int16_operand,
14001 seth_add3_operand): Likewise.
14003 2007-07-03 Eric Christopher <echristo@gmail.com>
14005 * libgcc2.h: Conditionally declare __bswapsi2 and
14008 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14010 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14013 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14016 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14017 (__gthrw_pragma): Provide default definition.
14018 (__gthrw2): Use it.
14019 * gthr-posix.c (__gthrw_pragma): Define.
14021 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14023 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14024 before declaring inequality.
14026 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14028 * combine.c (recog_for_combine): Log the success or failure of
14029 matching new insn patterns against the machine description in
14032 2007-07-03 Revital Eres <eres@il.ibm.com>
14034 * ddg.c (print_sccs): New function.
14035 (check_sccs): New function.
14036 (create_ddg_all_sccs): Use it.
14037 * ddg.h (print_sccs): Declare.
14038 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14040 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14042 * targhooks.h (default_mode_for_suffix): New function declaration.
14043 * targhooks.c (default_mode_for_suffix): New default target hook.
14044 * target.h (struct c): New structure in the targetm struct.
14045 (mode_for_suffix): New target hook as part of struct c.
14046 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14047 default_mode_for_suffix.
14048 (TARGET_C): New define.
14049 * c-lex.c: Include "target.h".
14050 (interpret_float): Use targetm.c.mode_for_suffix to determine
14051 the mode for a given non-standard suffix.
14052 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14054 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14055 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14057 * doc/extend.texi (Floating Types): New node. Document __float80 and
14058 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14060 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14063 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14064 predicate instead of target_operand.
14065 (divsi3_i1_media, divsi3_media_2): Likewise.
14067 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14069 * tree.h (alias_sets_might_conflict_p): Rename into
14070 alias_sets_must_conflict_p.
14071 * alias.c (alias_sets_might_conflict_p): Likewise.
14072 (alias_sets_conflict_p): Use it.
14073 (objects_must_conflict_p): Likewise.
14074 * c-common.c (strict_aliasing_warning): Adjust.
14076 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14078 * rtlhooks.c (gen_lowpart_if_possible): Check for
14079 invalid subreg before calling gen_lowpart_SUBREG.
14081 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14083 * config/darwin9.h: Add copyright notice.
14084 (LINK_COMMAND_SPEC): Add comment.
14085 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14086 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14087 DARWIN_LIBSYSTEM_HAS_UNWIND.
14089 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14092 * omp-low.c (check_combined_parallel): New function.
14093 (lower_omp_parallel): Call it via walk_stmts, set
14094 OMP_PARALLEL_COMBINED if appropriate.
14095 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14096 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14097 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14098 don't consider it as combined parallel.
14100 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14102 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14103 (gcc_tooldir): Likewise.
14104 * configure: Regenerate.
14105 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14106 old configure.ac gcc_tooldir setting.
14107 (prefix_to_exec_prefix): New variable.
14108 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14109 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14111 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14113 Fix PR tree-optimization/32583
14114 Fix PR tree-optimization/32584
14115 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14116 (phi_translate_set): Use phi_translate directly now.
14117 (make_values_for_stmt): Don't value number RHS if we already know
14120 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14121 Jim Wilson <wilson@specifix.com>
14124 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14127 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14128 Richard Sandiford <richard@codesourcery.com>
14129 Nigel Stephens <nigel@mips.com>
14131 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14132 (mips16e_output_save_restore): Declare.
14133 (mips16e_save_restore_pattern_p): Likewise.
14134 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14135 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14136 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14137 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14138 (BITSET_P): New global macro, extracted from...
14139 (mips_for_each_saved_reg): ...here.
14140 (mips16e_save_restore_info): New struct.
14141 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14142 (mips16e_save_restore_regs): New variable.
14143 (mips_split_plus, mips16e_find_first_register): New functions.
14144 (mips16e_mask_registers): New function.
14145 (compute_frame_size): Expand the commentary before the function.
14146 Enforce the MIPS16e save and restore register range restrictions.
14147 Pad the general register save area at the low end.
14148 (mips16e_save_restore_reg, mips16e_build_save_restore)
14149 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14150 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14151 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14153 (mips_expand_prologue, mips_expand_epilogue): Handle
14154 GENERATE_MIPS16E_SAVE_RESTORE.
14155 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14157 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14159 PR tree-optimization/31966
14160 PR tree-optimization/32533
14161 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14162 "basic_block" description as its third argument. Update function
14163 calls to get destination bb from "edge" argument. Save "cond" into
14164 aux field of the edge. Update prototype for changed arguments.
14165 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14167 (find_phi_replacement_condition): Operate on incoming edges, not
14168 on predecessor blocks. If there is a condition saved in the
14169 incoming edge aux field, AND it with incoming bb predicate.
14170 Return source bb of the first edge.
14171 (clean_predicate_lists): Clean aux field of outgoing node edges.
14172 (tree_if_conversion): Do not initialize cond variable. Move
14173 variable declaration into the loop.
14174 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14175 initializations of new_stmt, arg0 and arg1 variables.
14177 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14179 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14180 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14182 2007-07-02 Richard Guenther <rguenther@suse.de>
14184 * tree-ssa.c (useless_type_conversion_p): Document
14185 future intent as defining the middle-end type system.
14186 Re-structure to call langhook last, group by type class,
14187 mark questionable parts.
14189 2007-07-02 Richard Guenther <rguenther@suse.de>
14191 * tree-flow.h (types_compatible_p): Declare.
14192 * tree-ssa.c (types_compatible_p): New function.
14193 * ipa-type-escape.c (discover_unique_type): Use
14194 types_compatible_p instead of lang_hooks.types_compatible_p.
14195 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14196 * tree-vn.c (expressions_equal_p): Likewise.
14197 * tree.c (fields_compatible_p): Likewise.
14198 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14199 (cprop_operand): Use useless_type_conversion_p instead of
14200 lang_hooks.types_compatible_p.
14201 * tree-inline.c (setup_one_parameter): Likewise.
14202 (declare_return_variable): Likewise.
14203 * tree-nrv.c (tree_nrv): Likewise.
14204 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14205 (maybe_fold_offset_to_component_ref): Likewise.
14206 (maybe_fold_offset_to_reference): Likewise.
14207 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14208 (merge_alias_info): Likewise.
14209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14210 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14211 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14212 * tree-tailcall.c (find_tail_calls): Likewise.
14213 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14214 * gimplify.c (canonicalize_addr_expr): Likewise.
14215 (fold_indirect_ref_rhs): Likewise.
14216 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14217 (cpt_same_type): Likewise.
14218 (check_pointer_types_r): Swap parameters to cpt_same_type
14220 * fold-const.c (fold_convert): Revert fix for PR15988.
14221 * tree-inline.c (setup_one_parameter): Instead fix it here by
14222 using fold_build1 instead of fold_convert and checking for
14223 error_mark_node. Convert only if the conversion is necessary.
14225 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14227 * configure.ac: Check for .gnu_attribute on Power.
14228 * configure: Regenerate.
14229 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14230 attribute for floating-point ABI.
14232 2007-07-02 Ira Rosen <irar@il.ibm.com>
14234 PR tree-optimization/32230
14235 PR tree-optimization/32477
14236 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14237 address is a constant.
14239 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14241 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14242 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14243 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14244 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14245 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14246 64-bit targets. Add support for *-elfoabi*.
14247 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14248 different settings if $(tm_defines) does not select the EABI.
14249 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14250 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14251 (MIPS_ARCH_OPTION_SPEC): Likewise.
14252 (MIPS_ISA_LEVEL_SPEC): Likewise.
14253 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14254 * config/mips/elfoabi.h: New file.
14256 2007-07-02 Richard Guenther <rguenther@suse.de>
14258 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14259 (useless_type_conversion_p): ... this.
14260 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14261 (useless_type_conversion_p): ... this.
14262 * builtins.c (fold_builtin_memory_op): Rename
14263 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14264 * tree-cfg.c (verify_expr): Likewise.
14265 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14266 * tree-ssa-ccp.c (ccp_fold): Likewise.
14267 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14268 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14270 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14271 * tree-ssa-pre.c (eliminate): Likewise.
14272 * tree-ssa.c (delete_tree_ssa): Likewise.
14273 (tree_ssa_useless_type_conversion): Likewise.
14274 * tree.c (build2_stat): Likewise.
14276 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14278 Fix PR tree-optimization/32571
14279 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14282 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14284 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14285 and other expected operations explicitly, change default to
14288 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14290 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14292 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14293 (tls_load_dot_plus_eight): Move the label number into the unspec.
14294 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14296 2007-07-01 Andreas Schwab <schwab@suse.de>
14298 * dwarf2out.c (initial_return_save): Define only if used.
14300 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14302 Unreverting Richard's Revert of:
14304 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14306 * dce.c (deletable_insn_p_1): New function, split out from...
14307 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14308 specially, not those inside PARALLELs. Remove BODY argument
14309 and adjust recursive call accordingly.
14310 (prescan_insns_for_dce): Update call to delete_insn_p.
14312 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14313 Revital Eres <eres@il.ibm.com>
14315 * ddg.c (create_ddg_all_sccs): Fix missed
14316 initialization of scc_nodes.
14318 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14320 PR middle-end/32559
14321 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14322 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14324 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14326 * configure.ac: Check for .gnu_attribute on MIPS.
14327 * configure, config.in: Regenerate.
14328 * config/mips/mips.c (mips_file_start): If supported, output
14329 attribute for floating-point ABI.
14331 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14334 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14335 (ffs_cmove): New expander to expand using ctz pattern.
14336 (*ffs_cmove): Remove pattern.
14337 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14338 (ffsdi2): Expand using ctz pattern.
14339 (*ffs_rex64): Remove pattern.
14341 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14343 PR rtl-optimization/32296
14344 * pa.md (return): Delete pattern.
14345 (return_internal): Remove "(const_int 1)" from pattern.
14346 (epilogue): Use return_internal pattern for trivial returns.
14347 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14348 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14350 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14352 * tree-ssa-pre.c (is_exception_related): New function
14353 (can_value_number_operation): Use it.
14355 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14357 Fix PR tree-optimization/32540
14358 Fix PR tree-optimization/31651
14360 * tree-ssa-sccvn.c: New file.
14362 * tree-ssa-sccvn.h: Ditto.
14364 * tree-vn.c: Include tree-ssa-sccvn.h
14365 (val_expr_paid_d): Removed.
14366 (value_table): Ditto.
14367 (vn_compute): Ditto.
14368 (val_expr_pair_hash): Ditto.
14369 (val_expr_pair_expr_eq): Ditto.
14370 (copy_vuses_from_stmt): Ditto.
14371 (vn_delete): Ditto.
14373 (shared_vuses_from_stmt): Ditto.
14374 (print_creation_to_file): Moved up.
14375 (sort_vuses): Ditto.
14376 (sort_vuses_heap): Ditto.
14377 (set_value_handle): Make non-static.
14378 (make_value_handle): Ditto.
14379 (vn_add): Rewritten to use sccvn lookups.
14380 (vn_add_with_vuses): Ditto.
14381 (vn_lookup): Ditto (and second argument removed).
14382 (vn_lookup_with_vuses): Ditto.
14383 (vn_lookup_or_add): Ditto (and second argument removed);
14384 (vn_lookup_or_add_with_vuses): Ditto.
14385 (vn_lookup_with_stmt): New.
14386 (vn_lookup_or_add_with_stmt): Ditto.
14387 (create_value_handle_for_expr): Ditto.
14389 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14390 (seen_during_translate): New function.
14391 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14392 (phi_trans_add): Ditto.
14393 (constant_expr_p): FIELD_DECL is always constant.
14394 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14395 Use constant_expr_p.
14396 Avoid infinite recursion on mutually valued expressions.
14397 Change callers of vn_lookup_or_add.
14398 (phi_translate): New function.
14399 (compute_antic_safe): Allow phi nodes.
14400 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14401 (find_or_generate_expression): Rewrite slightly.
14402 (create_expression_by_pieces): Updated for vn_lookup_or_add
14404 Update VN_INFO for new names.
14405 (insert_into_preds_of_block): Update for new names.
14406 (add_to_exp_gen): New function.
14407 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14408 (find_existing_value_expr): Rewrite to changed vn_lookup.
14409 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14410 (try_look_through_load): Removed.
14411 (try_combine_conversion): Ditto.
14412 (get_sccvn_value): New function.
14413 (make_values_for_phi): Ditto.
14414 (make_values_for_stmt): Ditto.
14415 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14417 (init_pre): Update for SCCVN changes.
14419 (execute_pre): Ditto.
14421 * tree-flow.h (make_value_handle): Declare.
14422 (set_value_handle): Ditto.
14423 (sort_vuses_heap): Ditto.
14424 (vn_lookup_or_add_with_stmt): Ditto.
14425 (vn_lookup_with_stmt): Ditto.
14426 (vn_compute): Remove.
14428 (vn_delete): Ditto.
14429 (vn_lookup): Update arguments.
14431 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14432 (tree-vn.o): Ditto.
14433 (tree-ssa-sccvn.o): New.
14434 (OBJS-common): Add tree-ssa-sccvn.o
14436 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14439 * c-typeck.c (build_external_ref): Don't mark as used if called
14441 * calls.c (rtx_for_function_call): Likewise.
14443 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14447 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14449 * dce.c (deletable_insn_p_1): New function, split out from...
14450 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14451 specially, not those inside PARALLELs. Remove BODY argument
14452 and adjust recursive call accordingly.
14453 (prescan_insns_for_dce): Update call to delete_insn_p.
14455 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14457 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14458 (try_combine): Move potential calls to undo_all() so they happen
14459 before we commit to using the combined insns.
14461 2006-06-30 Jan Hubicka <jh@suse.cz>
14463 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14466 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14468 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14469 (cgraph_remove_unreachable_nodes): Likewise.
14470 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14471 * ipa-inline.c (update_caller_keys): Cast according to the coding
14473 (cgraph_decide_recursive_inlining): Likewise.
14474 (cgraph_decide_inlining_of_small_function): Likewise.
14475 (try_inline): Likewise.
14476 (cgraph_decide_inlining_incrementally): Likewise.
14477 * ipa-pure-const.c (get_function_state): Likewise.
14478 (scan_function): Likewise.
14479 (analyze_function): Likewise.
14480 (static_execute): Likewise.
14481 * ipa-reference.c (scan_for_static_refs): Likewise.
14482 (merge_callee_local_info): Likewise.
14483 (analyze_function): Use type safe memory macros.
14484 (static_execute): Likewise. Cast according to the coding conventions.
14485 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14487 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14489 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14490 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14493 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14495 PR middle-end/30024
14496 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14497 for complex modes (both int and real).
14499 2007-06-29 Jan Hubicka <jh@suse.cz>
14501 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14503 2007-06-29 Jan Hubicka <jh@suse.cz>
14505 PR middle-end/32372
14506 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14509 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14512 * config/avr/avr.c: Include dataflow header file.
14513 (expand_prologue): Adjust for prologue insn change.
14514 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14517 2007-06-29 Richard Guenther <rguenther@suse.de>
14519 PR middle-end/32493
14520 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14521 during type verification.
14523 2007-06-29 Jan Hubicka <jh@suse.cz>
14525 * recog.c (validate_change_rtx_1): Unshare TO argument.
14527 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14529 PR tree-optimization/24659
14530 * tree-vect-transform.c (vectorizable_call): Handle
14531 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14533 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14534 * config/i386/i386.c (enum ix86_builtins)
14535 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14536 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14538 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14539 const using def_builtin_const.
14540 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14541 input operands in the same modes as the result.
14542 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14544 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14546 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14547 (df_set_dead_notes_for_mw): Likewise.
14549 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14551 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14553 2007-06-28 DJ Delorie <dj@redhat.com>
14555 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14557 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14559 * doc/invoke.texi (C++ Dialect Options): Document
14560 fvisibility-ms-compat.
14561 * c.opt (fvisibility-ms-compat): New.
14563 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14566 * tree-affine.c (aff_combination_add_elt): Handle
14567 pointer addition specially.
14569 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14571 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14572 decl is non-external for AIX ABI.
14574 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14576 * config/rs6000/predicates.md (current_file_function_operand):
14577 Ensure the symbol is non-external for AIX ABI.
14579 2007-06-28 Nick Clifton <nickc@redhat.com>
14581 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14582 (fdce, fdse, fpredictive-commoning): Likewise.
14584 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14587 * gcc.c (process_command): Recognize the new -static-libgfortran
14590 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14593 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14594 Use a call clobbered hard reg instead of a pseudo reg.
14596 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14598 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14600 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14603 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14604 REG_LIBCALL and REG_RETVAL notes.
14605 (divsi3, mulsi3): Likewise.
14606 (mulhisi3): Likewise. Use emit_libcall_block.
14607 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14609 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14611 PR rtl-optimization/32481
14612 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14614 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14616 * dce.c (deletable_insn_p_1): New function, split out from...
14617 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14618 specially, not those inside PARALLELs. Remove BODY argument
14619 and adjust recursive call accordingly.
14620 (prescan_insns_for_dce): Update call to delete_insn_p.
14622 2007-06-27 Richard Guenther <rguenther@suse.de>
14624 PR middle-end/32492
14625 * tree.h (fold_convertible_p): Declare.
14626 * fold-const.c (fold_convertible_p): New function.
14627 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14628 instead of lang_hooks.types_compatible_p.
14630 2007-06-26 Jan Hubicka <jh@suse.cz>
14632 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14633 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14634 early use validate_unshare_change.
14635 (reload_combine): Likewise.
14636 * recog.c (change_t): New field unshare.
14637 (validate_change_1): Rename from validate_change; add argument unshare.
14638 (validate_change): Turn into wrapper of validate_change_1; update
14639 prototype for bools.
14640 (validate_unshare_change): New.
14641 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14642 calls of df_insn_rescan.
14643 * recog.h (validate_change): Replace ints by bools.
14644 (validate_unshare_change): Declare.
14646 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14648 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14650 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14652 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14654 2007-06-25 Jan Hubicka <jh@suse.cz>
14656 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14658 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14659 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14660 places other call site specific checks are performed.
14662 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14665 * tree-vect-transform.c (vectorizable_operation): Convert
14666 POINTER_PLUS_EXPR over to PLUS_EXPR.
14668 2007-06-25 Chao-ying Fu <fu@mips.com>
14670 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14671 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14672 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14673 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14675 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14676 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14677 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14678 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14679 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14680 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14681 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14682 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14683 ALL_FIXED_POINT_MODE_P): New define.
14684 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14686 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14688 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14689 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14690 MODE_VECTOR_UACCUM): New mode classes.
14692 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14693 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14694 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14697 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14698 (blank_mode): Initialize ibit and fbit.
14699 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14700 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14702 (new_adjust): Change required_class to required_class_from and
14703 required_class_to for testing within a range.
14704 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14705 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14706 MODE_VECTOR_UACCUM.
14707 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14708 (make_fixed_point_mode): New.
14709 (_ADD_ADJUST): Change C to C1 and C2.
14710 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14711 use a range for machine classes.
14712 (ADJUST_IBIT, ADJUST_FBIT): New.
14713 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14715 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14716 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14717 Emit adjustment for ibit and fbit.
14718 (emit_mode_ibit, emit_mode_fbit): New.
14719 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14721 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14723 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14724 as the source of the set.
14726 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14728 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14729 FP_REGNO_P): Use IN_RANGE.
14730 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14731 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14732 (DATA_REG_P): Use DATA_REGNO_P.
14733 (FP_REG_P): Use FP_REGNO_P.
14734 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14735 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14736 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14738 2007-06-24 Jan Hubicka <jh@suse.cz>
14740 PR middle-end/30563
14741 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14743 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14745 PR middle-end/32461
14746 * fold-const.c (fold_binary): Strip nops of operand 0
14747 of BIT_NOT_EXPR before calling operand_equal_p.
14748 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14749 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14751 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14753 * doc/extend.texi: Document that dllimport and dllexport imply
14754 default visibility.
14755 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14756 imported or exported declaration, including type declarations.
14757 * c-common.c (handle_visibility_attribute): Check for conflicts
14758 with dllimport/dllexport.
14759 (c_determine_visibility): Handle dllimport/dllexport as an
14760 explicit visibility atttribute.
14762 2007-06-23 Richard Guenther <rguenther@suse.de>
14764 PR tree-optimization/16876
14765 PR middle-end/29478
14766 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14768 * tree-inline.c (initialize_inlined_parameters): Do not call
14769 lang_hooks.tree_inlining.convert_parm_for_inlining.
14770 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14771 reason for mismatched types.
14772 * gimplify.c (gimplify_call_expr): Verify the call expression
14773 arguments match the called function type signature. Otherwise
14774 mark the call expression to be not considered for inlining
14775 using CALL_CANNOT_INLINE_P flag.
14776 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14777 edges call expression.
14778 (cgraph_decide_inlining_of_small_function): Likewise.
14779 (cgraph_decide_inlining): Likewise.
14780 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14782 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14783 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14784 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14785 Remove declaration.
14786 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14787 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14789 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14790 convert_parm_for_inlining member.
14792 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14795 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14796 Remove optimization for GT.
14798 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14800 PR middle-end/32437
14801 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14803 (prescan_insns_for_dce): Add extra parameter.
14805 2007-06-23 Jan Hubicka <jh@suse.cz>
14807 PR middle-end/31541
14808 * gimplify.c (mark_addressable): New function.
14809 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14811 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14813 PR middle-end/32374
14814 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14816 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14819 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14820 moves between MMX/SSE registers to at least 8 units to prevent
14821 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14823 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14825 * config/i386/i386.c (override_options): Correct x86_sahf
14828 2007-06-21 David Daney <ddaney@avtrex.com>
14831 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14832 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14833 (exception_receiver): Renamed to ...
14834 (nonlocal_goto_receiver): ... this.
14836 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14838 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14839 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14840 partial register accesses.
14842 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14844 * fold-const.c (debug_fold_checksum): Move it under
14845 ENABLE_FOLD_CHECKING.
14847 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14849 PR middle-end/20623
14850 * tree.h (debug_fold_checksum): Declared.
14851 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14852 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14853 build_fold_addr_expr_with_type_1.
14854 (fold_addr_expr, debug_fold_checksum): New.
14855 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14856 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14857 Use fold_addr_expr.
14859 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14861 PR tree-optimization/19590
14862 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14863 of scev is a constant.
14865 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14867 * df-problems.c (df_note_bb_compute): Made computation of live
14868 info consistent with df_lr.
14870 2007-06-21 Richard Guenther <rguenther@suse.de>
14872 PR tree-optimization/32453
14873 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14874 for pointer anti-range.
14876 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14878 * config/i386/i386.c (processor_target_table): Increase maximum
14879 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14882 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14883 byte alignment if > 8 byte alignment is preferred.
14884 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14886 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14888 PR tree-optimization/31866
14889 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14890 if ASM_EXPR's input is not a SSA_NAME.
14892 PR middle-end/32362
14893 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14894 but decl is a global var, instead return decl.
14895 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14896 even for is_global_var decls, if they are private in some outer
14899 2007-06-21 Richard Guenther <rguenther@suse.de>
14901 PR tree-optimization/32451
14902 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14904 2007-06-21 Christian Bruel <christian.bruel@st.com>
14906 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14907 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14908 (push_regs): Changed saving order or banked registers.
14909 (sh_expand_epilogue): Likewise.
14910 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14911 (FIRST_BANKED_REG): Likewise.
14912 (LAST_BANKED_REG): Likewise.
14913 * config/sh/sh.md (banked) New attribute.
14914 (in_delay_slot): Check banked attribute.
14916 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14918 PR tree-optimization/32075
14919 * tree-data-ref.c (subscript_dependence_tester_1,
14920 analyze_miv_subscript, analyze_overlapping_iterations,
14921 add_distance_for_zero_overlaps, build_classic_dist_vector,
14922 subscript_dependence_tester_1, analyze_overlapping_iterations,
14923 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14924 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14925 to evolution_function_is_affine_multivariate_p.
14927 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14929 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14931 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14934 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14936 * config/m32c/prologue.md (epilogue_exitd_16): New.
14937 (epilogue_reit_16): New.
14938 (epilogue_exitd): Rename to epilogue_exitd_24.
14939 (epilogue_reit): Rename to epilogue_reit_24.
14941 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14942 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14944 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14946 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14947 if dbg_cnt (sched_insn) reaches the limit.
14948 (choose_ready): New parameter INSN_PTR and new return value.
14949 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14950 the new return value from choose_ready.
14951 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14952 (rest_of_handle_global_alloc): New global_alloc_at_func.
14954 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14956 PR tree-optimization/25737
14957 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14958 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14959 * tree-flow.h (struct fieldoff): Add new field alias_set.
14960 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14961 argument addressable_type. Set alias_set of fieldoff.
14962 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14963 (create_overlap_variables_for): Pass alias_set from fieldoff to
14965 * alias.c (get_alias_set): Use alias_set from SFT if set.
14967 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14969 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14970 of a variable as an unsigned HOST_WIDE_INT integer.
14972 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14974 PR rtl-optimization/32405
14975 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14977 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14979 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14981 PR middle-end/31959
14982 * builtins.c: Include diagnostic.h.
14983 (expand_builtin_expect): Make gcc_assert more permissive.
14984 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14986 PR inline-asm/32109
14987 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14990 PR middle-end/32285
14991 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14992 if ACCUMULATE_OUTGOING_ARGS.
14994 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14996 * config/m68hc11/m68hc11.c: Include dataflow header file.
14997 (m68hc11_reorg): Port to dataflow.
14999 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15001 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15002 (struct df_problem.free_blocks_on_set_blocks): New field.
15003 (struct dataflow.optional_p): New field.
15004 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15005 (df_live_set_all_dirty): New function.
15006 * df-scan.c (df_scan_alloc): Initialize optional_p.
15007 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15008 * df-core.c (df_set_blocks): Removed use of
15009 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15010 df_problem.free_blocks_on_set_blocks to determine which blocks are
15012 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15013 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15014 uses dataflow.optional_p to determine if problem should be
15016 (rest_of_handle_df_initialize): Only start live problem if
15018 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15019 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15020 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15021 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15022 problem_NOTE): Initialize free_blocks_on_set_blocks.
15023 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15025 (df_live_set_all_dirty, df_note_alloc): New function.
15026 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15028 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15029 * postreload.c (reload_combine): Ditto.
15030 * cse.c (cse_extended_basic_block): Ditto.
15031 * regmove.c (mark_flags_life_zones): Ditto.
15032 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15033 erase_matching_seqs): Ditto.
15034 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15035 * integrate (allocate_initial_values): Ditto.
15036 * combine.c (reg_dead_at_p): Ditto.
15037 * resource.c (mark_target_live_regs): Ditto.
15038 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15039 * config/sh/sh.c (find_r0_life_regions): Ditto.
15040 * global.c (rest_of_handle_global_alloc): Only add back df_live
15042 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15043 df_live for -O > 1.
15044 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15046 (if_convert): Make sure df_live is there at -O == 1.
15047 (pass_if_after_combine): Cleanup flags.
15048 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15049 is there at -O == 1.
15051 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15053 * config/arm/arm.c (arm_get_frame_offsets): Set
15054 offsets->locals_base to avoid negative stack size.
15055 (thumb1_expand_prologue): Assert on negative stack size.
15057 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15059 PR tree-optimization/32367
15060 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15061 of the chrec has no evolution in that loop.
15062 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15064 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15066 * config/xtensa/xtensa.c: Include "df.h".
15067 (xtensa_builtin_saveregs): Use adjust_address instead of
15069 (xtensa_va_start): Invoke make_tree with sizetype for
15070 expand_builtin_saveregs and then convert the result to a pointer.
15071 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15072 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15073 Subtract argument size from index value as integers and then use
15074 POINTER_PLUS_EXPR to add the result to the array address.
15076 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15079 * config/m32c/m32c.c: Include dataflow header file.
15080 (m32c_emit_prologue): Adjust for prologue insn change.
15081 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15082 once inside a PARALLEL. Assume frame size passed in operand 0
15083 includes space to save the fb register.
15084 (prologue_enter_24): Likewise.
15085 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15087 2007-06-19 David Daney <ddaney@avtrex.com
15090 * config/mips/mips.md (cprestore): Mark $gp as used.
15092 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15095 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15096 (frv_ifcvt_modify_insn): Likewise.
15098 2007-06-19 Richard Guenther <rguenther@suse.de>
15100 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15101 only handle positive offsets that fit in a HOST_WIDE_INT.
15103 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15105 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15106 result of rsqrt insn for zero input argument to avoid NaN.
15108 2007-06-19 Richard Guenther <rguenther@suse.de>
15110 PR middle-end/31950
15111 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15113 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15115 PR tree-optimization/32353
15116 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15118 2007-06-19 Nick Clifton <nickc@redhat.com>
15120 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15122 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15125 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15126 * config/i386/i386.c (assign_386_stack_local): Assert that
15127 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15128 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15129 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15130 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15132 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15134 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15136 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15138 PR rtl-optimization/32321
15139 * gcse.c (replace_store_insn): Update the note before
15140 calling emit_insn_after.
15142 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15144 PR middle-end/32355
15145 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15147 * df-problems.c (df_note_bb_compute): Fix dumping info.
15149 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15151 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15152 insn with emit_jump_insn.
15154 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15156 PR tree-optimization/32383
15157 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15158 * targhooks.h (default_builtin_reciprocal): Update prototype.
15159 * target.h (struct gcc_target): Update builtin_reciprocal.
15160 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15161 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15162 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15163 when fndecl is in BUILT_IN_MD class.
15164 (execute_convert_to_rsqrt): Ditto.
15166 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15167 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15168 Convert BUILT_IN_SQRTF code only when md_fn is false.
15170 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15172 * bt-load.c (move_btr_def): Fix the order of arguments
15173 to validate_replace_rtx.
15175 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15177 * config/m68k/m68k-devices.def: Add 54450..54455.
15179 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15181 PR rtl-optimization/32366
15182 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15183 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15186 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15188 PR middle-end/32349
15189 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15190 this is true, rescan insn being modified.
15191 (sms_schedule): Added rescan parameter.
15192 (rest_of_handle_sms): Moved freeing of dominance info to before
15193 getting out of cfg_layout.
15195 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15197 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15198 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15201 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15202 FL_CF_EMAC from the entry for isac.
15204 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15205 (const_sibcall_operand): New.
15206 (sibcall_operand): Use it.
15207 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15208 (m68k_isas): ISAC does not imply FPU or EMAC.
15209 (override_options): Add ISA_C logic for symbolic jump & call.
15211 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15213 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15214 return mode from the builtin itself.
15215 (sparc_fold_builtin): Fix cast of zero constant.
15217 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15219 * targhooks.c (default_builtin_reciprocal): New default target hook.
15220 * targhooks.h (default_builtin_reciprocal): Add prototype.
15221 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15222 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15223 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15224 default_builtin_reciprocal.
15226 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15228 PR middle-end/31723
15229 * hooks.c (hook_tree_tree_bool_null): New hook.
15230 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15231 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15232 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15233 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15234 and convert it to reciprocal a*rfunc(b).
15235 (execute_convert_to_rsqrt): New function.
15236 (gate_convert_to_rsqrt): New function.
15237 (pass_convert_to_rsqrt): New pass definition.
15238 * target.h (struct gcc_target): Add builtin_reciprocal.
15239 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15240 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15241 TARGET_BUILTIN_RECIPROCAL.
15242 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15244 * config/i386/i386.h (TARGET_RECIP): New define.
15245 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15246 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15247 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15248 and not optimizing for size.
15249 (*rcpsf2_sse): New insn pattern.
15250 (*rsqrtsf2_sse): Ditto.
15251 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15252 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15253 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15254 and not optimizing for size.
15255 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15256 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15257 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15258 and not optimizing for size.
15259 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15260 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15261 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15262 and not optimizing for size.
15263 (*sse_rsqrtv4sf2): Do not export.
15264 (sqrtv4sf2): Ditto.
15265 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15266 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15267 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15268 and not optimizing for size.
15269 (sqrtv4sf2): Ditto.
15270 * config/i386/i386.opt (mrecip): New option.
15271 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15272 (ix86_emit_swsqrtsf): Ditto.
15273 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15274 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15275 builtin definition.
15276 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15277 ix86_expand_unop1_builtin.
15278 (ix86_emit_swdivsf): New function.
15279 (ix86_emit_swsqrtsf): Ditto.
15280 (ix86_builtin_reciprocal): New function.
15281 (TARGET_BUILTIN_RECIPROCAL): Use it.
15282 (ix86_vectorize_builtin_conversion): Rename from
15283 ix86_builtin_conversion.
15284 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15285 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15286 "i386 and x86_64 Options" section.
15287 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15289 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15290 Zdenek Dvorak <dvorakz@suse.cz>
15291 Richard Guenther <rguenther@suse.de>
15292 Kaz Kojima <kkojima@gcc.gnu.org>
15294 * tree-vrp.c (compare_values_warnv): Convert val2 to
15296 (extract_range_from_assert): Create
15297 POINTER_PLUS_EXPR for pointer types.
15298 (extract_range_from_binary_expr): Handle
15299 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15301 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15302 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15303 POINTER_PLUS_EXPR as PLUS_EXPR.
15304 (number_of_iterations_lt_to_ne):
15305 For pointer types, use sizetype when
15306 creating MINUS_EXPR/PLUS_EXPRs.
15307 (assert_loop_rolls_lt): For pointer types, use sizetype when
15308 creating MINUS_EXPR/PLUS_EXPRs.
15309 (number_of_iterations_le): Likewise.
15310 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15311 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15312 like PLUS_EXPR and MINUS_EXPR.
15313 * tree-pretty-print.c (dump_generic_node): Handle
15315 (op_prio): Likewise.
15316 (op_symbol_1): Likewise.
15317 * optabs.c (optab_for_tree_code): Likewise.
15318 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15320 * tree-tailcall.c (process_assignment): Mention
15321 POINTER_PLUS_EXPR in a TODO comment.
15322 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15323 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15324 not used with a pointer and an integer type.
15325 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15326 increment using chrec_convert_rhs instead of chrec_convert.
15327 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15328 PLUS_EXPR except for the right hand side's type will be
15330 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15331 (fold_used_pointer_cast): Kill.
15332 (pointer_offset_p): Kill.
15333 (fold_used_pointer): Kill.
15334 (pointer_used_p): Kill.
15335 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15336 call fold_used_pointer.
15337 (instantiate_parameters_1): Convert the increment
15338 using chrec_convert_rhs instead of chrec_convert.
15339 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15340 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15341 instead of PLUS_EXPR.
15342 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15343 PLUS_EXPR for pointers.
15344 (std_gimplify_va_arg_expr): Likewise.
15345 (fold_builtin_memory_op): Likewise.
15346 (fold_builtin_strstr): Likewise.
15347 (fold_builtin_strchr): Likewise.
15348 (fold_builtin_strrchr): Likewise.
15349 (fold_builtin_strpbrk): Likewise.
15350 (expand_builtin_memory_chk): Likewise.
15351 (fold_builtin_memory_chk): Likewise.
15352 (std_expand_builtin_va_start): Use
15353 sizetype for the call to make_tree and then convert
15354 to the pointer type.
15355 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15356 instead of PLUS_EXPR for adding to a pointer.
15357 (std_gimplify_va_arg_expr): Use fold_build2 for
15358 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15359 the operands to sizetype first and then cast the BIT_AND_EXPR
15360 back to the pointer type.
15361 * fold-const.c (build_range_check): Handle pointer types
15363 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15364 of PLUS_EXPR's. Make sure the offset is converted to
15366 (try_move_mult_to_index): Strip the NOPs from the offset.
15367 Remove code argument and replace all uses with PLUS_EXPR.
15368 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15369 specially. Don't use a pointer type for MINUS_EXPR.
15370 (fold_unary): Handle for (T1)(X op Y),
15371 only p+ as that is the only as that can be handled for
15372 binary operators now.
15373 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15375 <case PLUS_EXPR>: Add folding of PTR+INT into
15377 Don't call try_move_mult_to_index.
15378 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15379 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15380 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15381 Don't call try_move_mult_to_index.
15382 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15383 (tree_expr_nonzero_p): Likewise.
15384 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15385 of PLUS_EXPR for the complex expression folding.
15386 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15387 first chrec is a pointer type, then the second should
15388 be sizetype and not the first's type.
15389 For POINTER_PLUS_EXPR, use a different right hand side type.
15390 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15391 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15392 different right hand side type.
15393 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15394 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15395 instead of PLUS_EXPR.
15396 When either operand is zero, convert the other operand.
15397 (chrec_apply): Use chrec_convert_rhs
15398 on the argument x instead of chrec_convert.
15399 (reset_evolution_in_loop): For pointer types, the new_evol
15400 should be sizetype.
15401 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15402 different right hand side type.
15403 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15404 (chrec_convert_rhs): New function.
15405 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15406 different right hand side type.
15407 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15408 * tree-chrec.h (chrec_convert_rhs): New prototype.
15409 (build_polynomial_chrec): For pointer types, the right hand
15410 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15411 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15412 Remove subtraction case as it is always addition now.
15413 Make sure the offset is converted to sizetype.
15414 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15415 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15416 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15417 PLUS_EXPR in pointer type.
15418 Handle POINTER_PLUS_EXPR.
15419 (tree_to_aff_combination): Likewise.
15420 (force_expr_to_var_cost): Likewise.
15421 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15422 instead of PLUS_EXPR for pointers.
15423 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15424 instead of PLUS_EXPR of pointer types.
15425 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15427 (check_va_list_escapes): Likewise.
15428 (check_all_va_list_escapes): Likewise.
15429 * dwarf2out.c (loc_descriptor_from_tree_1):
15430 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15431 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15432 (string_constant): Likewise.
15433 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15434 the offset to the base, use POINTER_PLUS_EXPR.
15435 (add_to_parts): Convert the index to sizetype.
15436 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15437 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15438 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15439 Offset only holds something for PLUS_EXPR.
15440 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15442 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15444 (analyze_accesses_for_modify_stmt): Likewise.
15445 Remove comment about the type being integral type as it is
15447 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15449 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15451 Correct the type which the artimentic is done in (is now
15454 * tree-data-ref.c (split_constant_offset): Handle
15456 * tree-affine.c (tree_to_aff_combination): Likewise.
15457 * c-typeck.c (build_unary_op): For pointers create the increment
15458 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15460 * gimplify.c (gimplify_self_mod_expr): Create a
15461 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15462 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15463 * tree.def (POINTER_PLUS_EXPR): New tree code.
15464 * tree-predcom.c (ref_at_iteration): If we have a pointer
15465 type do the multiplication in sizetype.
15466 * tree-mudflap.c (mf_xform_derefs_1): Create a
15467 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15468 * tree-ssa-forwprop.c
15469 (forward_propagate_addr_into_variable_array_index):
15470 Don't expect there to be a cast for the index as that
15471 does not exist anymore.
15472 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15473 instead of PLUS_EXPR.
15474 Don't check for the first operand of the POINTER_PLUS_EXPR
15475 was the index as it cannot be.
15476 Call forward_propagate_addr_into_variable_array_index with
15477 the SSA_NAME instead of the statement.
15478 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15479 (compare_constant): Likewise.
15480 (copy_constant): Likewise.
15481 (compute_reloc_for_constant): Likewise.
15482 (output_addressed_constants): Likewise.
15483 (initializer_constant_valid_p): Likewise.
15484 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15485 Convert the MIN/MAX of the inner type to the outer
15486 type before comparing them.
15487 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15488 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15489 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15490 of PLUS_EXPR for pointers.
15491 * tree-inline.c (estimate_num_insns_1): Handle
15493 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15494 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15495 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15496 instead of PLUS_EXPR for the pointer increment statement.
15497 (vect_update_ivs_after_vectorizer): For pointer types, create
15498 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15499 MULT_EXPR in sizetype.
15500 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15502 * tree-object-size.c (plus_expr_object_size): Handle
15503 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15504 code which is trying to figure out which side is a pointer and
15506 (check_for_plus_in_loops_1): Likewise.
15507 (check_for_plus_in_loops): Likewise.
15508 * c-common.c (pointer_int_sum): Create a
15509 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15510 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15511 only POINTER_PLUS_EXPR. Removing all the extra
15512 code which is trying to figure out which side is a pointer and
15514 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15515 PLUS_EXPR and MINUS_EXPR.
15516 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15518 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15519 with make_tree, instead of a pointer type.
15520 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15521 for pointers instead of PLUS_EXPR.
15522 (s390_gimplify_va_arg): Likewise.
15523 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15524 instead of PLUS_EXPR when doing addition on pointer
15525 types. Use sizetype for the second operand.
15526 (spu_gimplify_va_arg_expr): Likewise.
15527 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15528 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15529 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15530 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15531 for the pointer addition and also use size_int/sizetype
15533 (ix86_gimplify_va_arg): Likewise.
15534 Perform BIT_AND_EXPR on sizetype arguments.
15535 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15536 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15537 for the pointer additions and also use size_int for the offsets.
15538 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15539 additions and also use size_int for the offsets. Perform
15540 BIT_AND_EXPR on sizetype arguments.
15541 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15542 POINTER_PLUS_EXPR for pointers and create the
15543 BIT_AND_EXPR in sizetype.
15544 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15545 instead of PLUS_EXPR for pointer addition.
15546 (rs6000_va_start): Likewise.
15547 Also use sizetype for the offset.
15548 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15549 as PLUS_EXPR/MINUS_EXPR.
15550 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15551 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15552 Don't use BIT_AND_EXPR on a pointer type, convert the
15553 expression to sizetype first.
15554 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15556 (mips_gimplify_va_arg_expr): Likewise.
15557 Don't create BIT_AND_EXPR in a pointer type.
15559 2007-06-15 Eric Christopher <echristo@apple.com>
15561 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15562 (x86_64-*-darwin*): Ditto.
15563 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15566 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15568 * doc/extend.texi: Document behavior of __attribute__((aligned))
15571 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15573 * rtlanal.c (note_stores): Improve documentation.
15575 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15577 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15578 LOCAL_LABEL_PREFIX): Delete.
15579 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15580 (bfin_internal_label): Delete.
15582 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15584 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15585 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15586 otherwise define to LIBGCC2_TF_CEXT.
15587 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15588 (LIBGCC_TF_CEXT): Ditto.
15591 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15593 PR rtl-optimization/32339
15594 * df-scan.c (df_uses_record): Don't modify flags but just add to
15595 it for df_ref_record.
15597 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15599 * tree-mudflap.c: Fix whitespace issues.
15601 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15603 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15605 2007-06-14 Eric Christopher <echristo@apple.com>
15607 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15608 (movv4sf): Use gcc_unreachable instead of abort.
15610 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15613 * config/i386/sfp-machine.h (CMPtype): New define.
15614 (mach stubs): Use CMPtype instead of int as a return type.
15616 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15618 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15619 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15620 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15621 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15622 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15623 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15624 config/soft-fp/soft-fp.h: Update from glibc CVS.
15626 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15628 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15630 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15633 * config/v850/v850.c: Include dataflow header file.
15634 (substitute_ep_register): Fix typo.
15636 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15638 * configure.ac: Fix earlier checkin.
15639 * configure: Regenerated.
15641 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15643 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15644 * aclocal.m4: Regenerate.
15645 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15646 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15647 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15648 * configure: Regenerate.
15649 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15651 * Makefile.in (quickstrap): Build libgcc too.
15653 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15655 * configure.ac: Add --enable-checking=df. Explicitly mention that
15656 the variables are initialized as for "release".
15657 * df-core.c: Use it.
15658 * configure: Regenerate.
15659 * config.in: Regenerate.
15661 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15663 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15664 validate_replace_rtx instead of replace_rtx.
15665 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15667 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15669 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15670 (DWARF2_UNWIND_INFO): Override default if configured with
15672 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15673 (ENDFILE_SPEC): Add crtend.o.
15674 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15675 (ENDFILE_SPEC): Add crtend.o.
15676 (TARGET_USE_JCR_SECTION): Define.
15677 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15679 * config/i386/cygming-crtbegin.c: New file.
15680 * config/i386/cygming-crtend.c: New file.
15682 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15684 * config/i386/w32-unwind.h: New file.
15686 2007-06-13 Eric Christopher <echristo@apple.com>
15688 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15689 the user set a value below STACK_BOUNDARY.
15691 2007-06-13 Thiemo Seufer <ths@networkno.de>
15693 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15694 imply -lpthread for -pthread.
15696 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15698 * basic-block.h: Remove the prototype for
15699 free_basic_block_vars.
15700 * cfglayout.h: Remove the prototype for
15701 insn_locators_initialize.
15702 * tree.h: Remove the prototype for emit_line_note.
15704 * tree-ssa-pre.c (mergephitemp): Remove.
15705 (init_pre): Don't use mergephitemp.
15707 2007-06-13 Eric Christopher <echristo@apple.com>
15709 * config/i386/i386.c (override_options): If we've specified
15710 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15712 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15714 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15717 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15719 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15720 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15721 (eh_store_handler): New pattern.
15722 (eh_return): Emit it instead of a plain move.
15724 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15726 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15727 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15728 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15731 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15733 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15734 (find_next_insn_start, find_load): New functions.
15735 (bfin_reorg): Use them to deal with the fact that parallel insns are
15736 no longer represented as a SEQUENCE.
15738 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15740 * config/sparc/sparc.c (sparc_override_options): Initialize
15741 fpu mask correctly.
15743 2007-06-13 Dave Korn <dave.korn@artimi.com>
15745 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15748 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15750 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15751 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15752 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15753 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15754 tree-vect-transform.c: Fix comment typos. Follow spelling
15757 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15759 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15760 to the exit block use set.
15761 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15762 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15763 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15765 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15767 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15768 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15769 to indicate an error.
15770 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15772 (dbg_cnt_process_opt): Print an error on a bad argument.
15773 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15774 * common.opt (-fdbg-cnt-list): New.
15775 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15777 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15779 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15780 flag on ref-all pointers.
15782 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15784 PR middle-end/31579
15785 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15786 for the offset with the modifier as EXPAND_INITIALIZER
15787 if the modifier is EXPAND_INITIALIZER.
15788 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15789 a register if we had an overflow.
15791 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15793 * real.c (real_isfinite): New.
15794 (real_sqrt): Use it.
15795 * real.h (real_isfinite): New.
15796 * builtins.c: Use it.
15798 2007-06-12 Ian Lance Taylor <iant@google.com>
15799 Daniel Berlin <dberlin@dberlin.org>
15802 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15803 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15804 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15805 (DECL_NO_TBAA_P): Define.
15806 (struct tree_decl_common): Add no_tbaa_flag field.
15807 * tree-ssa-structalias.c (struct variable_info): Add
15808 no_tbaa_pruning field.
15809 (new_var_info): Initialize no_tbaa_pruning field.
15810 (unify_nodes): Copy no_tbaa_pruning field.
15811 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15812 (dump_solution_for_var): Print no_tbaa_pruning flag.
15813 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15815 (compute_tbaa_pruning): New static function.
15816 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15817 Call compute_tbaa_pruning.
15818 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15819 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15820 * gimple-low.c (lower_stmt): Likewise.
15821 * tree-gimple.c (is_gimple_stmt): Likewise.
15822 * tree-ssa-operands.c (get_expr_operands): Likewise.
15823 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15824 * tree-inline.c (estimate_num_insns_1): Likewise.
15825 (copy_result_decl_to_var): Likewise.
15826 * expr.c (expand_expr_real_1): Likewise.
15827 * tree-pretty-print.c (dump_generic_node): Likewise.
15828 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15829 * omp-low.c (omp_copy_decl_2): Likewise.
15830 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15831 * doc/c-tree.texi (Expression trees): Document
15832 CHANGE_DYNAMIC_TYPE_EXPR.
15834 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15836 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15837 with !HONOR_NANS and !HONOR_INFINITIES.
15838 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15840 2007-06-12 Tristan Gingold <gingold@adacore.com>
15842 * gcov.c: Comments updated.
15843 (source_info): Add file_time field.
15844 (source_index): New variable.
15845 (mutiple_files): New variable.
15846 (generate_results): New function extracted from process_file.
15847 (process_file): Save and restore chain of functions, generate
15848 results and free structures only if not merging results.
15849 (release_structures): File names are now freed in create_file_names
15850 (create_file_names): Free previous file names.
15851 (find_source): File date is now read here and modifications in
15852 source files is checked here.
15853 (read_graph_file): Only reverse order of functions for the current
15855 (make_gcov_file_name): Do not generate long names if input_name is
15857 (output_lines): If merging results do not display graph, data and
15859 Checking source file modification is done in find_source.
15861 * doc/gcov.texi: Append an s to sourcefile.
15863 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15865 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15866 (forced_nop): New pattern.
15867 * config/bfin/bfin.c: Include "df.h".
15868 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15869 (bfin_discover_loop): Use df_get_live_in instead of
15870 global_live_at_start.
15871 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15872 df_analyze when done.
15873 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15874 the insns. Use QImode for the final insn in a bundle. Call
15875 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15877 (reorder_var_tracking_notes): New function.
15878 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15879 update_life_info. Call df_analyze after scheduling and bundle
15880 generation. Call reorder_var_tracking_notes if generating these
15881 notes. Call df_finish_pass at the end.
15883 2007-06-12 Dirk Mueller <dmueller@suse.de>
15885 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15886 a comparison, not an assignment.
15888 2007-06-12 Olivier Hainque <hainque@adacore.com>
15890 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15891 Request walking the subtrees only, leaving the current is_lhs/val_only
15893 (convert_non_local_reference): Likewise.
15895 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15897 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15899 2007-06-12 Richard Guenther <rguenther@suse.de>
15901 PR tree-optimization/15353
15902 PR tree-optimization/31657
15903 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15904 * timevar.def: Add TV_TREE_IFCOMBINE.
15905 * tree-pass.h (pass_tree_ifcombine): Declare.
15906 * tree-ssa-ifcombine.c: New file.
15907 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15908 * tree-flow.h (blocks_in_phiopt_order): Declare.
15909 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15910 (tree-ssa-ifcombine.o): New dependencies.
15912 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15914 PR rtl-optimization/32293
15915 * combine.c (simplify_if_then_else): Truncate return from
15916 nonzero_bits() to correct mode.
15918 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15920 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15921 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15923 2007-06-11 Diego Novillo <dnovillo@google.com>
15925 * Makefile.in (reload1.o-warn): Remove.
15927 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15929 * combine.c (subst): Use reg_overlap_mentioned_p
15930 instead of comparing register numbers directly.
15932 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15934 * reload1.c (mark_home_live_1): Use the mode parameter.
15936 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15938 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15939 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15941 * df-core.c: Ditto.
15943 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15945 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15947 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15949 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15950 from integer registers.
15951 (FP mode splitters): Handle TFmode.
15953 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15955 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15956 for ref-all pointers that point-to anything.
15958 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15960 * config/arm/arm.c (arm_output_dwarf_dtprel,
15961 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15963 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15965 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15966 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15969 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15971 * tree.c (signed_or_unsigned_type_for): New.
15972 (unsigned_type_for): Use signed_or_unsigned_type_for.
15973 (signed_type_for): Use signed_or_unsigned_type_for.
15974 * tree.h (signed_or_unsigned_type_for): New.
15975 (get_signed_or_unsigned_type): Remove.
15976 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15977 lang_hooks.types.signed_type
15978 (size_diffop): Likewise.
15979 (all_ones_mask_p): Likewise.
15980 (build_range_check): Likewise.
15981 (fold_cond_expr_with_comparison): Likewise.
15982 (fold_cond_expr_with_comparison): Likewise.
15983 (unextend): Likewise.
15984 (extract_muldiv_1): Likewise.
15985 (fold_single_bit_test_into_sign_test): Likewise.
15986 (fold_binary): Likewise.
15987 (fold_ternary): Likewise.
15988 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15989 instead of get_signed_or_unsigned_type.
15990 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15991 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15992 * expr.c (signed_or_unsigned_type_for): Use
15993 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15994 * langhooks.c (get_signed_or_unsigned_type): Remove.
15995 (lhd_signed_or_unsigned_type): Remove.
15996 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15997 signed_or_unsigned_type.
15998 (lhd_signed_or_unsigned_type): Remove.
15999 * expmed.c (make_tree): Use signed_type_for instead of
16000 lang_hooks.types.signed_type.
16001 * c-common.c (same_scalar_type_ignoring_signedness): Use
16002 c_common_signed_type instead of lang_hooks.types.signed_type.
16003 (c_common_unsigned_type): New.
16004 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16005 (shorten_compare): Use c_common_unsigned_type instead of
16006 c_common_signed_or_unsigned_type.
16007 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16009 * convert.c (convert_to_integer): Use signed_type_for instead of
16010 lang_hooks.types.signed_type.
16011 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16012 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16013 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16014 * c-format.c (check_format_types): Use c_common_unsigned_type
16015 instead of unsigned_type_for.
16016 * c-decl.c (groakdeclarator): Likewise.
16017 * c-typeck.c (convert_for_assignment): Likewise.
16018 * c-common.h (c_common_unsigned_type): New.
16020 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16023 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16024 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16026 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16028 PR middle-end/32279
16029 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16030 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16032 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16033 Sebastian Pop <sebpop@gmail.com>
16035 * lambda-code.c (remove_iv): New.
16036 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16038 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16040 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16041 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16042 * tree-ssa-loop-prefetch.c: Include optabs.h.
16043 (FENCE_FOLLOWING_MOVNT): New macro.
16044 (struct mem_ref): Add independent_p and storent_p fields.
16045 (record_ref): Initalize the new fields.
16046 (gather_memory_references_ref): Return true if the reference
16048 (gather_memory_references): Check whether all memory accesses
16049 in loop were recorded.
16050 (should_issue_prefetch_p): Return false for nontemporal stores.
16051 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16052 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16053 (determine_loop_nest_reuse): Detect independent memory references.
16054 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16055 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16056 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16057 * config/i386/i386.h (x86_mfence): Declare.
16058 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16059 * config/i386/i386.c (x86_mfence): New variable.
16060 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16062 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16063 * optabs.c (init_optabs): Initialize storent_optab.
16064 * optabs.h (enum optab_index): Add OTI_storent.
16065 (storent_optab): Declare.
16066 * genopinit.c (optabs): Add initialization for storent_optab.
16067 * tree.h (MOVE_NONTEMPORAL): New macro.
16068 * expr.c (expand_assignment, store_expr, store_constructor_field,
16069 store_constructor, store_field, expand_expr_real_1): Propagate
16070 nontemporality of the expanded store.
16071 (emit_storent_insn): New function.
16072 * expr.h (expand_assignment, store_expr): Declaration changed.
16073 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16074 to expand_assignment.
16075 * stmt.c (expand_asm_expr): Ditto.
16076 * calls.c (initialize_argument_information): Pass false as
16077 nontemporality to store_expr.
16078 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16081 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16083 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16085 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16087 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16089 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16090 and allow DECL_P here.
16092 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16094 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16095 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16096 track of the size of the expression.
16097 * cfghooks.c (merge_blocks): Remove block from loops structure only
16098 after call of the merge_blocks hook.
16100 2007-06-09 Tom Tromey <tromey@redhat.com>
16102 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16103 (deprecated_state): Removed.
16104 (start_decl): Update.
16105 (enum deprecated_states): Moved earlier.
16106 (groktypename): Update.
16107 (push_parm_decl): Likewise.
16108 (grokfield): Likewise.
16109 (start_function): Likewise.
16111 2007-06-09 Ian Lance Taylor <iant@google.com>
16113 PR tree-optimization/32169
16114 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16115 CONVERT_EXPR, check whether min and max both converted to an
16116 overflow infinity representation.
16118 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16120 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16121 not inserted on the edge.
16123 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16125 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16126 instructions if they are supported.
16127 (__divsi3, __umodsi3, __modsi3): Likewise.
16128 (__ashldi3, __ashrdi3, __lshrdi3): New.
16129 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16131 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16132 Tony Linthicum <tony.linthicum@amd.com>
16134 * doc/invoke.texi: Add fvect-cost-model flag.
16135 * common.opt (fvect-cost-model): New flag.
16136 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16137 cost fields in stmt_vec_info struct for STMT.
16138 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16139 fields in stmt_vec_info struct and access functions for the same.
16140 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16141 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16142 load, store and vector to scalar operation.
16143 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16144 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16145 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16146 (TARG_VEC_STORE_COST): Define cost of vector store.
16147 (vect_estimate_min_profitable_iters): Define new function.
16148 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16149 check to evaluate if loop iterations are less than minimum profitable
16150 iterations determined by cost model or minimum vect loop bound defined
16151 by user, whichever is more conservative.
16152 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16153 run-time check to evaluate if loop iterations are less than minimum
16154 profitable iterations determined by cost model or minimum vect loop
16155 bound defined by user, whichever is more conservative.
16156 (vect_estimate_min_profitable_iterations): New function to estimate
16157 mimimimum iterartions required for vector version of loop to be
16158 profitable over scalar version.
16159 (vect_model_reduction_cost): New function.
16160 (vect_model_induction_cost): New function.
16161 (vect_model_simple_cost): New function.
16162 (vect_cost_strided_group_size): New function.
16163 (vect_model_store_cost): New function.
16164 (vect_model_load_cost): New function.
16165 (vectorizable_reduction): Call vect_model_reduction_cost during
16167 (vectorizable_induction): Call vect_model_induction_cost during
16169 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16170 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16171 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16172 vectorizable_promotion, vectorizable_demotion): Call
16173 vect_model_simple_cost during analysis phase.
16175 2007-06-08 Simon Baldwin <simonb@google.com>
16177 * reg-stack.c (get_true_reg): Readability change. Moved default case
16178 label into direct switch statement scope.
16180 2007-06-08 Simon Baldwin <simonb@google.com>
16182 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16183 in gcc_assert() with '==' comparison.
16185 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16187 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16188 TARGET_ABM handling of x86_popcnt variable.
16190 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16192 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16193 __builtin_copysignq and __builtin_infq built-in functions.
16195 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16197 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16198 SSE4.2 section. Correct built-in function names in SSE4A section.
16200 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16202 PR tree-optimization/32243
16203 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16204 for ncopies after ratio check between nunits_out and nunits_in.
16205 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16207 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16209 PR tree-optimization/32224
16210 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16211 vectorization upon a non GIMPLE_MODIFY_STMT.
16213 2007-06-08 Christian Bruel <christian.bruel@st.com>
16216 * config/sh/sh.md (doloop_end): New pattern and splitter.
16217 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16219 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16221 PR middle-end/32209
16222 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16224 (verify_dominators): Do not change dominance tree.
16226 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16228 * config/sh/constraints.md: New file.
16229 * config/sh/sh.c: Include tm-constrs.h.
16230 (reg_class_from_letter): Remove.
16231 (prepare_cbranch_operands): Use satisfies_constraint_*
16232 function instead of macro.
16233 (andcosts, broken_move, sh_secondary_reload): Likewise.
16234 * config/sh/predicates.md (trapping_target_operand): Likewise.
16235 (and_operand, arith_operand, arith_reg_or_0_operand,
16236 cmp_operand, logical_operand, target_operand,
16237 ua_address_operand, ua_offset, xor_operand): Likewise.
16238 * config/sh/sh.md: Include constraints.md.
16239 (*movsicc_t_false): Use satisfies_constraint_* function
16241 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16242 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16243 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16244 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16245 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16246 (REG_CLASS_FROM_CONSTRAINT): Remove.
16247 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16248 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16249 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16250 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16251 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16252 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16253 function instead of macro.
16254 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16255 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16256 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16257 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16258 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16259 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16260 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16261 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16262 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16263 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16264 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16265 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16266 EXTRA_CONSTRAINT_STR): Likewise.
16267 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16269 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16271 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16273 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16276 * c-common.h (flag_cpp0x): Replaced by...
16277 (cxx_dialect): ... this new variable specifying the C++ dialect that
16279 * c-common.c (flag_cpp0x): Removed.
16280 (cxx_dialect): Defined.
16281 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16283 * c-opts.c (c_common_post_options): Likewise.
16284 (set_std_cxx98): Set cxx_dialect to cxx98.
16285 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16287 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16288 Hui-May Chang <hm.chang@apple.com>
16290 * doc/invoke.texi (Darwin Options): Update documentation for
16291 -mmacosx-version-min.
16292 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16293 * config/darwin-driver.c: New file.
16294 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16295 * config/t-darwin (darwin-driver.o): New rule.
16297 * config/darwin-c.c (version_as_macro): Ignore low digit.
16299 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16301 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16302 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16303 (CSGNMODE): New mode macro.
16304 (CSGNVMODE): New mode attribute.
16305 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16306 expander using CSGNMODE mode macro. Handle TFmode.
16307 (copysign<mode>3_const): Rename from copysignsf3_const and
16308 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16310 (copysign<mode>3_var): Rename from copysignsf3_var and
16311 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16313 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16314 mode macro. Handle TFmode.
16315 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16316 (iortf3, *iortf3): Ditto.
16317 (xortf3, *xortf3): Ditto.
16318 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16319 TFmode and TImode masks.
16320 (ix86_expand_copysign): Expand TFmode copysign insn.
16321 (IX86_BUILTIN_INFQ): New.
16322 (IX86_BUILTIN_FABSQ): Ditto.
16323 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16324 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16325 [__builtin_fabsq]: Ditto.
16326 [__builtin_copysignq]: Ditto.
16327 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16328 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16329 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16330 ix86_expand_binop_builtin().
16332 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16334 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16336 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16339 * rtl.h (push_to_sequence2): New.
16340 * emit-rtl.c (push_to_sequence2): New.
16341 * function.c (assign_parm_data_all): Add new fields.
16342 (assign_parm_setup_block): Call push_to_sequence2 instead of
16344 (assign_parm_setup_reg): Ditto.
16345 (assign_parm_setup_stack): Ditto.
16346 (assign_parms_unsplit_complex): Ditto.
16347 (assign_parms): Change field name.
16349 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16351 PR tree-optimization/32220
16352 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16353 phi node is reached before defining statement.
16355 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16358 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16359 after changing the right hand side of the assignment.
16361 2007-06-06 Eric Christopher <echristo@apple.com>
16363 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16364 (x86_64-*-darwin*): Ditto.
16365 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16366 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16368 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16370 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16371 coding conventions.
16372 (add_key): Likewise.
16373 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16374 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16376 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16378 (add_cost_one_coalesce): Likewise.
16379 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16380 variable names. Rename orig to orig_name for consistency.
16381 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16382 coding conventions.
16383 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16385 (record_equivalences_from_stmt): Likewise.
16386 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16387 the coding conventions.
16388 (memory_ssa_name_same): Likewise.
16389 (dse_optimize_stmt): Likewise.
16390 (dse_record_phis): Likewise.
16391 (dse_finalize_block): Likewise.
16392 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16393 keywords as variable names.
16394 (may_move_till): Cast according to the coding conventions.
16395 (force_move_till_expr): Avoid using C++ keywords as variable names.
16396 (force_move_till): Cast according to the coding conventions.
16397 (memref_hash): Likewise.
16398 (memref_eq): Likewise.
16399 (gather_mem_refs_stmt): Likewise.
16400 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16401 using C++ keywords as variable names.
16402 (idx_find_step): Cast according to the coding conventions.
16403 (idx_record_use): Likewise.
16404 (find_depends): Likewise.
16405 (prepare_decl_rtl): Likewise.
16406 (mbc_entry_hash): Likewise.
16407 (mbc_entry_eq): Likewise.
16408 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16409 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16410 (idx_infer_loop_bounds): Cast according to the coding conventions.
16411 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16412 * tree-ssa-math-opts.c (occ_new ): Likwise.
16413 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16415 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16417 (add_use_op): Likewise.
16418 (add_vop): Likewise.
16419 (add_vuse_op): Likewise.
16420 (add_vdef_op): Likewise.
16421 (get_expr_operands): Likewise.
16422 (push_stmt_changes): Use type safe memory macros.
16423 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16424 keywords as variable names.
16425 (conditional_replacement): Likewise.
16426 (minmax_replacement): Likewise.
16427 (abs_replacement): Likewise.
16428 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16429 coding conventions.
16430 (insert_fake_stores): Avoid using C++ keywords as variable names.
16431 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16433 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16434 (heapvar_insert): Use type safe memory macros.
16435 (new_var_info): Cast according to the coding conventions.
16436 (new_constraint): Likewise.
16437 (remove_preds_and_fake_succs): Use type safe memory macros.
16438 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16440 (thread_single_edge): Likewise.
16441 (thread_through_loop_header): Likewise.
16443 2007-06-06 Eric Christopher <echristo@apple.com>
16445 * config/i386/i386.c (override_options): Move handling
16446 of TARGET_SUBTARGET* earlier.
16448 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16450 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16453 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16455 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16456 emited outside of basic block.
16457 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16458 the created blocks.
16459 * rtl.h (delete_insn_chain): Declaration changed.
16460 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16462 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16463 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16464 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16465 to delete_insn_chain.
16466 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16467 do not have bb field set.
16468 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16470 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16471 * cfgcleanup.c (try_optimize_cfg): Ditto.
16473 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16475 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16476 (lambda_body_vector_new): Use type safe memory macros.
16477 (lambda_linear_expression_new): Likewise.
16478 (lambda_loopnest_new): Likewise.
16479 (lambda_lattice_new): Likewise.
16480 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16481 conventions. Use type safe memory macros.
16482 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16483 (lambda_body_vector_s): Likewise.
16484 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16485 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16487 2007-06-06 Richard Guenther <rguenther@suse.de>
16489 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16490 if we need to schedule cfg_cleanup.
16491 (tree_ssa_forward_propagate_single_use_vars): Do so.
16493 2007-06-06 Ian Lance Taylor <iant@google.com>
16495 * fold-const.c (merge_ranges): If range_successor or
16496 range_predecessor fail, just return 0.
16498 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16500 PR tree-optimization/32216
16501 * tree-vectorizer.c (supportable_widening_operation): Determine
16502 signedness of FIX_TRUNC_EXPR from output operand.
16503 (supportable_narrowing_operation): Ditto.
16504 * tree-vect-generic.c (expand_vector_operations_1): Determine
16505 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16506 from input operand.
16508 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16510 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16511 (struct pta): ...from here. Change flags to unsigned to avoid
16512 excessive casting (as it is used as a bit mask).
16513 (override_options): Add casts according to the coding convenventions.
16514 (x86_64_elf_unique_section): Likewise.
16515 (examine_argument): Avoid using C++ keywords as variable names.
16516 (construct_container): Likewise.
16517 (legitimize_pic_address): Likewise.
16518 (get_dllimport_decl): Cast according to the coding conventions. Use
16519 type safe memory macros.
16520 (legitimize_address): Cast according to the coding conventions.
16521 (emit_i387_cw_initialization): Corrected the type of slot to enum
16523 (ix86_init_machine_status): Use type safe memory macros.
16524 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16525 (bdesc_pcmpistr): Likewise.
16526 (bdesc_crc32): Likewise.
16527 (bdesc_sse_3arg): Likewise.
16528 (bdesc_2arg): Likewise.
16529 (bdesc_1arg): Likewise.
16530 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16531 (ix86_expand_sse_pcmpistr): Likewise.
16532 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16533 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16534 int to match the langhook definition.
16535 (ix86_builtin_conversion): Change the type of code to unsigned init to
16536 match the langhook definition.
16537 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16539 (ix86_preferred_output_reload_class): Likewise.
16540 (ix86_cannot_change_mode_class): Likewise.
16541 (ix86_memory_move_cost): Likewise.
16542 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16543 avoid excessive casting later on.
16544 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16546 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16548 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16549 as flags setting insn.
16550 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16552 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16554 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16555 (UNSPEC_ROUND): New.
16556 ("sse4_1_round<mode>2"): New insn pattern.
16557 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16559 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16560 expander using SSEMODEF mode macro. Expand using
16561 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16562 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16563 expander using SSEMODEF mode macro. Expand using
16564 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16565 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16566 expander using SSEMODEF mode macro. Expand using
16567 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16568 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16569 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16570 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16573 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16574 Sebastian Pop <sebpop@gmail.com>
16576 * lambda.h (build_linear_expr): New.
16577 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16578 Use build_linear_expr, call fold and force_gimple_operand.
16579 (lambda_loopnest_to_gcc_loopnest): Check that there is
16580 something to insert.
16581 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16583 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16585 PR preprocessor/23479
16586 * doc/extend.texi: Document the 0b-prefixed binary integer
16587 constant extension.
16589 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16591 PR tree-optimization/32215
16592 * tree-vectorizer.c (supportable_widening_operation): Return false
16593 for unsupported FIX_TRUNC_EXPR tree code.
16594 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16596 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16598 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16599 register on SPE targets. Change documentation to reflect
16601 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16602 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16603 out of the register allocation pool.
16604 (rs6000_reg_live_or_pic_offset_p): New function.
16605 (rs6000_emit_prologue): Move the actual saving of LR up to free
16606 r0 for holding r11. Split saving of SPE 64-bit registers into
16607 its own case. Ensure that offsets will always be in-range for
16608 'evstdd' by using r11 as a scratch register to point at the start
16609 of the SPE save area. Save r11 if necessary, as it is the static
16611 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16612 into its own case. Ensure that offsets will always be in-range
16613 for 'evldd' by using r11 as a scratch register to point at the
16614 start of the SPE save area. Also adjust r11 when restoring
16615 the stack pointer to compensate for pre-loading r11.
16617 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16619 * cfg.c (init_flow): Use type safe memory macros.
16620 (alloc_block): Likewise.
16621 (unchecked_make_edge): Likewise.
16622 (dump_flow_info): Avoid using C++ keywords as variable names.
16623 (copy_original_table_clear): Cast according to the coding conventions.
16624 (copy_original_table_set): Likewise.
16625 * cfgexpand (label_rtx_for_bb): Likewise.
16626 (expand_gimple_basic_block): Likewise.
16627 * cfghooks.c (dump_bb): Likewise.
16628 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16630 (lv_add_condition_to_bb): Likewise.
16631 * cfglayout (relink_block_chain): Cast according to the coding
16633 (fixup_reorder_chain): Likewise.
16634 (fixup_fallthru_exit_predecessor): Likewise.
16635 * cfgloop.c (glb_enum_p): Likewise.
16636 (get_exit_description): Likewise.
16637 (dump_recorded_exit): Likewise.
16638 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16639 (struct loop): ... from here.
16640 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16642 * cfgrtl.c (rtl_create_basic_block): Likewise.
16643 (rtl_split_block): Likewise.
16644 (rtl_dump_bb): Likewise.
16645 (cfg_layout_split_block): Likewise.
16646 (init_rtl_bb_info): Use typesafe memory macros.
16648 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16649 * graphds.h: Updated all usages of edge to graph_edge.
16650 * graphds.c: Likewise.
16651 * cfgloopanal.c: Likewise.
16653 2007-06-05 Ian Lance Taylor <iant@google.com>
16655 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16656 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16657 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16659 (test_for_singularity): Likewise.
16661 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16663 * config/i386/constraints.md ("Y2"): Replaced by ...
16665 * config/i386/i386.md: Likewise.
16666 * config/i386/mmx.md: Likewise.
16667 * config/i386/sse.md: Likewise.
16669 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16671 * config/i386/constraints.md ("z"): Replaced by ...
16673 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16674 (sse4_1_blendvps): Likewise.
16675 (sse4_1_pblendvb): Likewise.
16676 (sse4_2_pcmpestr): Likewise.
16677 (sse4_2_pcmpestrm): Likewise.
16678 (sse4_2_pcmpestr_cconly): Likewise.
16679 (sse4_2_pcmpistr): Likewise.
16680 (sse4_2_pcmpistrm): Likewise.
16681 (sse4_2_pcmpistr_cconly): Likewise.
16683 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16685 * matrix-reorg.c (transform_access_sites): Fix computation.
16686 (transform_allocation_sites): Same.
16688 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16690 * config/i386/i386.c (override_options): Use
16691 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16693 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16695 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16696 (nonimm_not_xmm0_operand): Ditto.
16697 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16698 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16699 as operand[2] predicate. Require "z" class XMM register for
16700 operand[3]. Adjust asm template.
16701 ("sse4_1_blendvpd"): Ditto.
16702 ("sse4_1_pblendvb"): Ditto.
16703 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16704 force op2 into xmm0 register for variable blend instructions.
16706 2007-06-04 Tom Tromey <tromey@redhat.com>
16708 * c-tree.h (start_enum): Update.
16709 (build_enumerator): Likewise.
16710 * c-decl.c (enum_next_value): Removed.
16711 (enum_overflow): Likewise.
16712 (start_enum): Add c_enum_contents argument. Don't use globals.
16713 (build_enumerator): Likewise.
16714 * c-tree.h (struct c_enum_contents): New struct.
16716 2007-06-04 Tom Tromey <tromey@redhat.com>
16718 * c-common.c (c_common_get_alias_set): Fix indentation.
16720 2007-06-04 Ian Lance Taylor <iant@google.com>
16722 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16723 to overflow, reduce overflow infinity to regular infinity.
16724 (vrp_var_may_overflow): New static function.
16725 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16727 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16729 * stor-layout.c (layout_type): Remove duplicate code.
16731 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16734 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16735 before build_common_builtin_nodes ().
16737 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16740 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16742 2007-06-04 Jan Hubicka <jh@suse.cz>
16744 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16745 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16746 instead of _stat version.
16748 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16750 PR tree-optimization/32194
16751 * tree-predcom.c (determine_offset): Check that both references have
16754 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16756 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16757 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16758 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16759 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16760 Add argument to iterate_fix_dominators call.
16761 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16762 * gcse.c (hoist_code): Change domby to vector.
16763 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16764 Add argument to iterate_fix_dominators call.
16765 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16766 recompute_dominator.
16767 * lambda-code.c (perfect_nestify): Ditto.
16768 * cfgloopanal.c: Include graphds.h.
16769 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16770 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16771 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16773 * graphds.c: New file.
16774 * graphds.h: New file.
16775 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16776 (get_dominated_by, get_dominated_by_region): Change return type to
16778 (verify_dominators): Recompute all dominators and compare the results.
16779 (recount_dominator): Renamed to ...
16780 (recompute_dominator): ... this. Do not check that the block is
16781 dominated by entry.
16782 (iterate_fix_dominators): Reimplemented.
16783 (prune_bbs_to_update_dominators, root_of_dom_tree,
16784 determine_dominators_for_sons): New functions.
16785 * et-forest.c (et_root): New function.
16786 * et-forest.h (et_root): Declare.
16787 * Makefile.in (graphds.o): Add.
16788 (cfgloopanal.o): Add graphds.h dependency.
16789 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16790 * basic-block.h (get_dominated_by, get_dominated_by_region,
16791 iterate_fix_dominators): Declaration changed.
16792 (recount_dominator): Renamed to ...
16793 (recompute_dominator): ... this.
16794 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16795 (thread_through_all_blocks): Do not free dominance info.
16797 2007-06-03 Andreas Schwab <schwab@suse.de>
16799 * config/m68k/m68k.c (override_options): Don't override
16801 * config/m68k/m68k-modes.def (SF, DF): Define to use
16802 motorola_single_format and motorola_double_format, resp.
16803 * real.c (motorola_single_format): Renamed from
16804 coldfire_single_format.
16805 (motorola_double_format): Renamed from coldfire_double_format.
16806 (encode_ieee_extended): Generate a proper canonical NaN image
16807 respecting canonical_nan_lsbs_set.
16808 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16810 * real.h: Adjust declarations.
16812 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16815 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16816 the symbol is generated with the stack protector.
16818 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16820 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16821 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16823 * doc/extend.texi (interrupt): Mention m68k.
16825 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16827 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16828 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16829 (ix86_expand_sse_pcmpestr): Do not check operands for
16830 "register_operand", when insn operand predicate is "register_operand".
16831 (ix86_expand_sse_pcmpistr): Ditto.
16833 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16834 Uros Bizjak <ubizjak@gmail.com>
16836 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16837 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16838 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16839 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16840 * config/i386/constraints.md ("z"): New register constraint
16841 for members of SSE_FIRST_REG class.
16842 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16843 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16844 SSE_FIRST_REG class.
16845 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16846 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16847 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16848 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16849 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16850 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16851 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16852 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16853 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16854 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16855 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16856 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16857 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16858 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16859 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16860 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16861 (struct builtin_description): Change "flag" field to unsigned.
16862 (bdesc_pcmpestr): New builtin description table.
16863 (bdesc_pcmpistr): Likewise.
16864 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16865 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16866 Initialize pcmp[ei]str[im] insns for SSE4.2.
16867 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16868 (ix86_expand_sse_pcmpistr): Likewise.
16869 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16870 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16871 (UNSPEC_PCMPISTR): Likewise.
16872 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16873 (sse4_2_pcmpestri):New isns pattern.
16874 (sse4_2_pcmpestrm): Likewise.
16875 (sse4_2_pcmpestr_cconly): Likewise.
16876 (sse4_2_pcmpistr): New insn patern and splitter.
16877 (sse4_2_pcmpistri):New isns pattern.
16878 (sse4_2_pcmpistrm): Likewise.
16879 (sse4_2_pcmpistr_cconly): Likewise.
16880 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16883 2007-06-01 David Daney <ddaney@avtrex.com>
16885 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16886 LOADGP_ABSOLUTE and not binds_local_p.
16888 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16890 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16892 2007-06-01 Ian Lance Taylor <iant@google.com>
16894 * tree-vrp.c (compare_name_with_value): Always set
16895 used_strict_overflow if we get a result from the variable itself.
16897 2007-06-01 Ian Lance Taylor <iant@google.com>
16899 PR rtl-optimization/31455
16900 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16901 subregs which have a cast between modes which are not tieable.
16903 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16905 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16906 breaks after return statements.
16908 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16910 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16911 only after no_new_pseudos.
16913 2007-05-31 Eric Christopher <echristo@apple.com>
16915 * expr.c (convert_move): Assert that we don't have a BLKmode
16917 (store_expr): Handle BLKmode moves by calling emit_block_move.
16919 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16921 * c-typeck.c (build_indirect_ref): Include type in error message.
16922 (build_binary_op): Pass types to binary_op_error.
16923 * c-common.c (binary_op_error): Take two type arguments, print out
16925 * c-common.h (binary_op_error): Update prototype.
16927 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16929 * config/i386/i386.c: Correct coments on -mno-sse4.
16931 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16933 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16934 (x86_64-*-*): Likewise.
16935 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16936 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16937 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16938 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16939 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16940 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16941 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16942 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16943 (OPTION_MASK_ISA_SSE4): Likewise.
16944 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16945 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16946 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16947 (override_options): Support SSE4.2.
16948 (ix86_build_const_vector): Support SImode and DImode.
16949 (ix86_build_signbit_mask): Likewise.
16950 (ix86_expand_int_vcond): Support V2DImode.
16951 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16952 (IX86_BUILTIN_CRC32HI): Likewise.
16953 (IX86_BUILTIN_CRC32SI): Likewise.
16954 (IX86_BUILTIN_CRC32DI): Likewise.
16955 (IX86_BUILTIN_PCMPGTQ): Likewise.
16956 (bdesc_crc32): Likewise.
16957 (bdesc_sse_3arg): Likewise.
16958 (ix86_expand_crc32): Likewise.
16959 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16960 (ix86_expand_builtin): Likewise.
16961 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16962 __SSE4_2__ for -msse4.2.
16963 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16964 (CRC32MODE): Likewise.
16965 (crc32modesuffix): Likewise.
16966 (crc32modeconstraint): Likewise.
16967 (sse4_2_crc32<mode>): Likewise.
16968 (sse4_2_crc32di): Likewise.
16969 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16971 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16972 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16973 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16974 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16975 (vcondu<mode>): Likewise.
16976 * doc/extend.texi: Document SSE4.2 built-in functions.
16977 * doc/invoke.texi: Document -msse4.2/-msse4.
16979 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16981 PR tree-optimization/32160
16982 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16983 variable as gimple reg.
16984 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16986 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16988 * gcc.c (main): Don't consider linker options when issuing the
16989 warning about a linker input file not being used.
16991 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16993 * tree-vrp.c (compare_names): Initialize sop.
16995 2007-05-30 Dirk Mueller <dmueller@suse.de>
16997 * cgraphunit.c (cgraph_analyze_function): Remove
16998 computation of inline parameters.
17000 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17002 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17004 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17006 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17007 Add vx-common.h. Include vxworks.h between vx-common.h and
17009 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17011 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17012 (TARGET_ASM_DESTRUCTOR): Likewise.
17013 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17014 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17015 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17016 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17017 (VXWORKS_ENDIAN_SPEC): Define.
17018 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17019 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17020 VXWORKS_* equivalents.
17021 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17022 (ASM_FILE_START): Delete.
17023 (TARGET_VERSION): Reformat.
17024 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17025 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17026 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17027 (FPBIT, DPBIT): Define.
17028 (fp-bit.c, dp-bit.c): New rules.
17029 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17030 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17031 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17032 * config/arm/arm.h: Include vxworks-dummy.h.
17033 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17034 Mark with ATTRIBUTE_UNUSED.
17035 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17036 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17037 make it incompatible with -msingle-pic-base.
17038 (arm_function_ok_for_sibcall): Return false for calls that might
17039 go through a VxWorks PIC PLT entry.
17040 (require_pic_register): New function, split out from...
17041 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17043 (arm_load_pic_register): Handle the VxWorks RTP initialization
17044 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17045 (arm_emit_call_insn): New function.
17046 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17047 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17048 (pic_offset_arm): New pattern.
17049 (call, call_value): Use arm_emit_call_insn.
17050 (call_internal, call_value_internal): New expanders.
17051 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17052 VxWorks unless __PIC__.
17054 2007-05-30 Eric Christopher <echristo@gmail.com>
17056 * genrecog.c: Include regs.h in generated file.
17057 * genemit.c: Ditto. Fix up formatting.
17058 * config/mn10300/constraints.md: New.
17059 * config/mn10300/mn10300.md: Include.
17060 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17061 Fix up for removed macro.
17062 * config/mn10300/predicates.md (call_address_operand): Ditto.
17063 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17064 (CONST_OK_FOR_I): Ditto.
17065 (CONST_OK_FOR_J): Ditto.
17066 (CONST_OK_FOR_K): Ditto.
17067 (CONST_OK_FOR_L): Ditto.
17068 (CONST_OK_FOR_M): Ditto.
17069 (CONST_OK_FOR_N): Ditto.
17070 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17074 (EXTRA_CONSTRAINT): Ditto.
17076 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17078 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17080 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17081 OPTION_MASK_ISA_64BIT.
17082 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17084 2007-05-30 Richard Guenther <rguenther@suse.de>
17086 PR middle-end/32152
17087 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17088 types for comparison.
17089 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17090 with original typed arguments.
17091 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17093 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17095 PR tree-optimization/31769
17096 * except.c (duplicate_eh_regions): Clear prev_try if
17097 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17099 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17101 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17102 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17103 bsi of the location where statements should be inserted.
17104 (sink_code_in_bb): Take bsi from statement_sink_location.
17105 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17106 instead of bsi_start.
17107 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17109 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17110 (bsi_move_before): Document inconsistency with bsi_move_after.
17111 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17113 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17115 * config/i386/i386.h (TARGET_ABM): New define.
17116 (TARGET_POPCNT): Ditto.
17117 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17118 New temporary defines to redefine from OPTION_ISA_* defines.
17119 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17120 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17121 (ix86_isa_flags): New extern int declaration.
17122 (TARGET_SUBTARGET_DEFAULT): New define.
17123 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17124 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17125 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17126 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17127 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17128 * config/i386/darwin.h: Change TARGET_64BIT define to
17131 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17132 using existing "ix86_isa_flags" varible.
17133 (m32, m64): Use existing "ix86_isa_flags" variable.
17134 (mmmx, m3dnow): Ditto.
17135 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17136 (mabm): Define as non-negative option using "x86_abm" variable.
17137 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17139 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17140 Rewrite feature test bitmap.
17141 (ix86_isa_flags): New initialized global int varible.
17142 (ix86_isa_flags_explicit): New static int variable.
17143 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17144 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17145 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17146 target_flags_explicit.
17147 (override_options): Remove "target_enable" and "target_disable" fields
17148 from "struct ptt". Update processor_target_table accordingly. Remove
17149 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17150 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17151 "target_flags" and "ix86_isa_flags_explicit" instead of
17152 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17153 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17154 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17155 to true when either of PTA_POPCNT or PTA_ABM is set in
17156 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17157 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17158 processor_alias_table flags entry. Remove handling of
17159 "target_enable" and "target_disable" fields of processor_target_table.
17160 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17161 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17162 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17163 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17164 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17166 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17168 2007-05-29 David Daney <ddaney@avtrex.com>
17171 * config/mips/mips.c (mips_output_mi_thunk): Emit
17172 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17174 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17175 * config/i386/i386.c (ix86_function_regparm): Added checking of
17176 ix86_force_align_arg_pointer to determine the number of
17177 register parameters.
17179 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17181 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17182 (SET_DR_MISALIGNMENT): New.
17183 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17184 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17185 Use SET_DR_MISALIGNMENT.
17186 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17188 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17189 find_loop_nest): Export.
17190 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17191 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17192 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17193 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17195 (struct mem_ref): Add field reuse_distance.
17196 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17197 Initialize reuse_distance field.
17198 (issue_prefetch_ref): Select temporality of prefetch according to
17200 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17201 self_reuse_distance, determine_loop_nest_reuse): New functions.
17202 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17203 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17204 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17207 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17209 * tree-ssa-alias.c: Add aliasing overview.
17211 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17212 Danny Smith <dannysmith@users.sourceforge.net>
17215 * config/i386/t-crtfm: Compile crtfastmath.o with
17216 -minline-all-stringops.
17217 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17218 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17220 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17222 * doc/md.texi: Document constraints on HP PA-RISC.
17224 * pa/constraints.md: New file.
17225 * pa.md: Include constraints.md.
17226 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17227 (integer_store_memory_operand, ldil_cint_p): New functions.
17228 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17229 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17230 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17231 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17232 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17234 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17237 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17238 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17239 case POSTDECREMENT_EXPR>): Return the error_mark_node
17240 if either the real or imaginary parts would an
17243 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17245 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17246 name when we remove it from a call.
17248 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17250 * targhooks.c (default_narrow_bitfield): Remove.
17251 * targhooks.h: Remove the prototype for
17252 default_narrow_bitfield.
17254 * langhooks-def.h: Remove the prototype for
17255 hook_get_alias_set_0.
17256 * langhooks.c (hook_get_alias_set_0): Remove.
17258 * global.c (EXECUTE_IF_CONFLICT): Remove.
17260 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17263 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17264 return true when truth_value_p is true and the type
17267 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17269 * doc/install.texi (Prerequisites): We no longer require Autoconf
17270 2.13 for the top-level.
17272 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17274 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17275 memory access via x86_expand_vector_move_misalign() only for
17276 TImode values on 32-bit targets.
17278 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17280 * matrix-reorg.c: New file. Implement matrix flattening and
17281 transposing optimization.
17282 * tree-pass.h: Add matrix reorg pass.
17283 * common.opt: Add fipa-mreorg flag.
17284 * Makefile.in: Add matrix-reorg.c.
17285 * passes.c: Add matrix reorg pass.
17286 * varpool.c (add_new_static_var): New function.
17287 * cgraph.h (add_new_static_var): Declare.
17289 2007-05-27 Eric Christopher <echristo@apple.com>
17291 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17292 sp_offset depending on stack size. Save r12 depending
17293 on registers we're saving later.
17294 (rs6000_emit_epilogue): Update sp_offset depending only
17297 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17299 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17300 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17301 * ifcvt.c (if_convert): Ditto.
17302 * tree-ssa-threadupdate.c (thread_block): Ditto.
17303 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17304 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17305 verify_loop_closed_ssa): Check number_of_loops instead of
17307 * predict.c (tree_estimate_probability): Ditto.
17308 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17309 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17310 * modulo-sched.c (sms_schedule): Ditto.
17311 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17312 (scev_finalize): Do not do anything if scev analysis was not
17314 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17315 current_loops == NULL.
17316 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17317 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17318 there are no loops.
17319 (loop_optimizer_finalize): Assert that loops were analyzed.
17320 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17321 rtl_doloop): Check number_of_loops instead of current_loops.
17322 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17323 current_loops == NULL.
17324 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17325 gate_tree_vectorize tree_linear_transform, check_data_deps,
17326 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17327 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17328 Check number_of_loops instead of current_loops.
17329 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17330 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17331 free loops if available.
17332 (execute_pre): Do not pass do_fre to fini_pre.
17334 2007-05-27 Tobias Burnus <burnus@net-b.de>
17336 PR middle-end/32083
17337 * real.c (mpfr_from_real): Fix sign of -Inf.
17339 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17341 * tree-vect-transform.c (vectorizable_conversion): Initialize
17342 tree_code variables to ERROR_MARK.
17343 (vectorizable_type_demotion): Likewise.
17344 (vectorizable_type_promotion): Likewise.
17346 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17349 * config/i386/i386.md (movti): Handle push operands via
17350 ix86_expand_push().
17352 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17354 * basic-block.h: Remove the prototype for merge_seq_blocks.
17355 * cfgcleanup.c (merge_seq_blocks): Remove.
17357 * tree-flow.h: Remove the prototype for is_aliased_with.
17358 * tree-ssa-alias.c (is_aliased_with): Remove.
17360 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17362 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17364 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17366 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17367 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17368 (vec_unpacks_hi_v16qi): Likewise.
17369 (vec_unpacku_lo_v16qi): Likewise.
17370 (vec_unpacks_lo_v16qi): Likewise.
17371 (vec_unpacku_hi_v8hi): Likewise.
17372 (vec_unpacks_hi_v8hi): Likewise.
17373 (vec_unpacku_lo_v8hi): Likewise.
17374 (vec_unpacks_lo_v8hi): Likewise.
17375 (vec_unpacku_hi_v4si): Likewise.
17376 (vec_unpacks_hi_v4si): Likewise.
17377 (vec_unpacku_lo_v4si): Likewise.
17378 (vec_unpacks_lo_v4si): Likewise.
17380 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17382 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17383 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17384 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17385 follow spelling conventions in various
17386 warning/error/diagnostic messages.
17388 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17389 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17390 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17391 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17392 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17393 * doc/tm.texi: Follow spelling conventions.
17395 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17398 * tree-ssa-forwprop.c
17399 (forward_propagate_addr_into_variable_array_index): Remove
17400 the lhs argument. Use the type of def_rhs instead of lhs.
17401 (forward_propagate_addr_expr_1): Update use of
17402 forward_propagate_addr_into_variable_array_index.
17404 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17405 Nigel Stephens <nigel@mips.com>
17407 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17408 function attributes, "far" being an alias for "long_call".
17409 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17410 (mips_near_type_p, mips_far_type_p): New.
17411 (mips_comp_type_attributes): New function to check that attributes
17412 attached to a function type are compatible.
17413 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17414 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17415 to the target function of the thunk.
17416 (mips_encode_section_info): Check for "near" and "far" function
17417 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17419 * config/mips/predicates.md (const_call_insn_operand): Test only
17420 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17422 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17425 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17426 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17427 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17428 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17430 2007-05-25 Eric Christopher <echristo@apple.com>
17432 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17433 to x86-darwin configurations.
17434 * config/i386/t-darwin: Add softfp support.
17435 * config/i386/t-darwin64: Ditto.
17436 * config/i386/sfp-machine.h: If mach then don't use
17437 aliasing, emit a stub to call.
17439 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17441 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17442 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17443 tree-predcom.c, tree-ssa-alias-warnings.c,
17444 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17445 comment typos. Follow spelling conventions.
17446 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17448 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17451 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17452 constants into memory. Expand unaligned memory references for
17453 SSE modes via x86_expand_vector_move_misalign() function.
17455 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17457 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17458 "memory" attribute for "sseishft" type insn without operands[2].
17460 2007-05-25 Dirk Mueller <dmueller@suse.de>
17461 Marcus Meissner <meissner@suse.de>
17463 * doc/extend.texi (alloc_size): New attribute.
17464 * c-common.c (handle_alloc_size_attribute): New.
17465 * tree-object-size.c (alloc_object_size): Use alloc_size
17466 attribute, if available.
17468 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17470 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17472 (__builtin_ia32_vec_ext_v2di): Likewise.
17473 (__builtin_ia32_vec_ext_v4si): Likewise.
17474 (__builtin_ia32_vec_ext_v8hi): Likewise.
17475 (__builtin_ia32_vec_ext_v16qi): Likewise.
17476 (__builtin_ia32_vec_set_v8hi): Likewise.
17478 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17480 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17482 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17484 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17485 (arm_is_longcall_p): Rename to...
17486 (arm_is_long_call_p): ...this. Take a single tree argument and
17488 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17489 (CUMULATIVE_ARGS): Remove call_cookie.
17490 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17491 (ENCODED_LONG_CALL_ATTR_P): Delete.
17492 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17493 LONG_CALL_FLAG_CHAR cases.
17494 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17495 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17496 ARM_DECLARE_FUNCTION_SIZE.
17497 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17498 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17499 (arm_encode_call_attribute, current_file_function_operand): Delete.
17500 (arm_function_in_section_p): New function.
17501 (arm_is_longcall_p): Rename to...
17502 (arm_is_long_call_p): ...this. Take the target function as a single
17503 argument and return a bool. Do not rely on call cookies. Check
17504 whether the target symbol is in the same section as the current
17505 function, not just the same compilation unit.
17506 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17507 (arm_encode_section_info): Don't encode a call type.
17508 * config/arm/arm.md (call, call_value): Update calls to
17509 arm_is_long(_)call_p. Simplify logic.
17510 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17511 Update calls to arm_is_long(_)call_p.
17513 2007-05-25 Richard Guenther <rguenther@suse.de>
17515 PR tree-optimization/31982
17516 * tree-ssa-forwprop.c
17517 (forward_propagate_addr_into_variable_array_index): Handle arrays
17518 with element size one.
17520 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17522 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17523 (umulsi3_highpart): Likewise.
17525 2007-05-24 Ian Lance Taylor <iant@google.com>
17527 PR rtl-optimization/32069
17528 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17531 2007-05-24 Ollie Wild <aaw@google.com>
17533 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17536 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17538 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17539 (oprs_unchanged_p): Use it to check all registers in a REG.
17540 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17541 (reg_set_between_after_reload_p): Delete.
17542 (reg_used_between_after_reload_p): Likewise.
17543 (reg_set_or_used_since_bb_start): Likewise.
17544 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17545 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17546 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17547 * rtlanal.c (reg_set_p): Check whether REG overlaps
17548 regs_invalidated_by_call, rather than just checking the
17549 membership of REGNO (REG).
17551 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17553 * doc/passes.texi: Document predictive commoning.
17554 * doc/invoke.texi (-fpredictive-commoning): Document.
17555 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17556 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17557 adding indices to the generated name.
17558 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17559 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17560 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17561 (op_symbol_code): ... and exported.
17562 (dump_omp_clause, op_symbol): Use op_symbol_code
17563 instead of op_symbol_1.
17564 * tree-pass.h (pass_predcom): Declare.
17565 * timevar.def (TV_PREDCOM): New timevar.
17566 * tree-ssa-loop.c (run_tree_predictive_commoning,
17567 gate_tree_predictive_commoning, pass_predcom): New.
17568 * tree-data-ref.c (find_data_references_in_loop): Find the
17569 references in dominance order.
17570 (canonicalize_base_object_address): Ensure that the result has
17572 (dr_analyze_innermost): Export.
17573 (create_data_ref): Code to fail for references with invariant
17575 (find_data_references_in_stmt): ... here.
17576 * tree-data-ref.h (dr_analyze_innermost): Declare.
17577 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17578 (aff_combination_find_elt, name_expansion_hash,
17579 name_expansion_eq, tree_to_aff_combination_expand,
17580 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17582 * tree-affine.h (aff_combination_constant_multiple_p,
17583 tree_to_aff_combination_expand): Declare.
17584 * tree-predcom.c: New file.
17585 * common.opt (fpredictive-commoning): New option.
17586 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17587 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17588 * Makefile.in (tree-predcom.o): Add.
17589 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17590 * passes.c (init_optimization_passes): Add dceloop after
17591 copy propagation in loop optimizer. Add predictive commoning
17592 to loop optimizer passes.
17594 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17596 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17599 2007-05-24 Jan Hubicka <jh@suse.cz>
17601 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17603 (genheader): Include statistics.h.
17605 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17607 * print-rtl.c (flag_dump_unnumbered): Update comments.
17608 (print_rtl): Fix my previous change.
17609 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17612 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17614 PR middle-end/32018
17615 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17617 (thread_through_all_blocks): Call initialize_original_copy_tables
17618 and free_original_copy_tables.
17619 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17621 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17622 * cfghooks.c (duplicate_block): Use get_loop_copy.
17623 * cfg.c: Include cfgloop.h.
17624 (loop_copy): New hash table.
17625 (initialize_original_copy_tables): Initialize loop_copy table.
17626 (free_original_copy_tables): Free loop_copy table.
17627 (copy_original_table_clear, copy_original_table_set,
17628 set_loop_copy, get_loop_copy): New functions.
17629 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17630 * cfgloop.h (struct loop): Remove copy field.
17631 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17632 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17634 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17636 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17637 -msse/-msse2/-msse3.
17639 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17641 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17642 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17644 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17647 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17648 * targhooks.h (default_mangle_decl_assembler_name): Declare
17650 * targhooks.c (default_mangle_decl_assembler_name): Define
17652 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17654 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17655 * langhooks.c (lhd_set_decl_assembler_name): Call
17656 targetm.mangle_decl_assembler_name for names with global scope.
17658 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17660 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17661 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17663 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17664 New. Factored out of i386_pe_encode_section_info.
17665 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17666 Move check for prior decoration of stdcall
17667 symbols to i386_pe_encode_section_info.
17668 (i386_pe_encode_section_info): Adjust call to
17669 gen_stdcall_or_fastcall_suffix. Use
17670 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17671 (i386_pe_mangle_decl_assembler_name): New. Wrap
17672 i386_pe_maybe_mangle_decl_assembler_name.
17674 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17676 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17677 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17678 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17679 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17680 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17683 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17684 Nigel Stephens <nigel@mips.com>
17685 Richard Sandiford <richard@codesourcery.com>
17687 Fix up MIPS16 hard float and add support for complex.
17689 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17690 (TARGET_SOFT_FLOAT_ABI): New.
17691 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17692 __mips_soft_float to reflect the ABI in use, not whether the
17693 FPU is directly accessible (e.g., in MIPS16 mode).
17694 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17695 (UNITS_PER_FPVALUE): Likewise.
17697 * config/mips/mips.c (mips_expand_call): Remove redundant
17698 TARGET_MIPS16 check.
17699 (mips_arg_regno): New.
17700 (function_arg_advance): When setting bits in cum->fp_code for
17701 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17703 (function_arg): Use mips_arg_regno.
17704 (mips_return_mode_in_fpr_p): New.
17705 (mips16_call_stub_mode_suffix): New.
17706 (mips16_cfun_returns_in_fpr_p): New.
17707 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17708 (mips_output_function_prologue): Test mips16_hard_float, not
17709 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17710 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17711 return value into a floating-point register.
17712 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17713 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17714 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17715 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17716 word of double arguments from or to the high bits of 64-bit
17717 floating point registers.
17718 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17719 (mips16_fpret_double): New helper function.
17720 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17721 support for complex modes. Fill in DECL_RESULT for stubdecl.
17722 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17724 * config/mips/mips16.S
17725 (RET, ARG1, ARG2): New.
17726 (MERGE_GPRf, MERGE_GPRt): New.
17727 (DELAYt, DELAYf): New.
17728 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17729 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17730 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17731 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17732 (SFOP): Renamed to...
17733 (OPSF3): This, and macro-ified. Updated all uses.
17734 (SFOP2): Renamed to...
17735 (OPSF2): This, and macro-ified. Updated all uses.
17736 (SFCMP): Renamed to...
17737 (CMPSF): This, and macro-ified. Updated all uses.
17738 (SFREVCMP): Renamed to...
17739 (REVCMPSF): This, and macro-ified. Updated all uses.
17740 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17741 (LDDBL1, LDDBL2, RETDBL): Deleted.
17742 (DFOP): Renamed to...
17743 (OPDF3): This, and macro-ified. Updated all uses.
17744 (DFOP2): Renamed to...
17745 (OPDF2): This, and macro-ified. Updated all uses.
17746 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17747 (DFCMP): Renamed to...
17748 (CMPDF): This, and macro-ified. Updated all uses.
17749 (DFREVCMP): Renamed to...
17750 (REVCMPDF): This, and macro-ified. Updated all uses.
17751 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17752 (RET_FUNCTION): New.
17753 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17754 (__mips16_ret_sc, __mips16_ret_dc): New.
17755 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17756 STUB_ARGS_6, STUB_ARGS_10): New.
17757 (CALL_STUB_NO_RET): New.
17758 (__mips16_call_stub_1): Macro-ified.
17759 (__mips16_call_stub_5): Macro-ified.
17760 (__mips16_call_stub_2): Macro-ified.
17761 (__mips16_call_stub_6): Macro-ified.
17762 (__mips16_call_stub_9): Macro-ified.
17763 (__mips16_call_stub_10): Macro-ified.
17764 (CALL_STUB_RET): New.
17765 (__mips16_call_stub_sf_0): Macro-ified.
17766 (__mips16_call_stub_sf_1): Macro-ified.
17767 (__mips16_call_stub_sf_5): Macro-ified.
17768 (__mips16_call_stub_sf_2): Macro-ified.
17769 (__mips16_call_stub_sf_6): Macro-ified.
17770 (__mips16_call_stub_sf_9): Macro-ified.
17771 (__mips16_call_stub_sf_10): Macro-ified.
17772 (__mips16_call_stub_df_0): Macro-ified.
17773 (__mips16_call_stub_df_1): Macro-ified.
17774 (__mips16_call_stub_df_5): Macro-ified.
17775 (__mips16_call_stub_df_2): Macro-ified.
17776 (__mips16_call_stub_df_6): Macro-ified.
17777 (__mips16_call_stub_df_9): Macro-ified.
17778 (__mips16_call_stub_df_10): Macro-ified.
17779 (__mips16_call_stub_sc_0): New.
17780 (__mips16_call_stub_sc_1): New.
17781 (__mips16_call_stub_sc_5): New.
17782 (__mips16_call_stub_sc_2): New.
17783 (__mips16_call_stub_sc_6): New.
17784 (__mips16_call_stub_sc_9): New.
17785 (__mips16_call_stub_sc_10): New.
17786 (__mips16_call_stub_dc_0): New.
17787 (__mips16_call_stub_dc_1): New.
17788 (__mips16_call_stub_dc_5): New.
17789 (__mips16_call_stub_dc_2): New.
17790 (__mips16_call_stub_dc_6): New.
17791 (__mips16_call_stub_dc_9): New.
17792 (__mips16_call_stub_dc_10): New.
17794 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17795 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17796 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17798 2007-05-23 Ian Lance Taylor <iant@google.com>
17800 * doc/invoke.texi (Invoking GCC): Document that the order of the
17803 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17806 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17807 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17808 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17812 * config/score/score.c (score_print_operand): Make sure that only
17813 lower bits are used.
17815 2007-05-22 Ian Lance Taylor <iant@google.com>
17817 * tree-vrp.c (avoid_overflow_infinity): New static function,
17818 broken out of set_value_range_to_value.
17819 (set_value_range_to_value): Call avoid_overflow_infinity.
17820 (extract_range_from_assert): Likewise.
17822 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17824 PR middle-end/31095
17825 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17826 change the type before looking for a COMPOUND_EXPR.
17828 2007-05-22 Ian Lance Taylor <iant@google.com>
17830 * lower-subreg.c (decompose_multiword_subregs): If we change an
17831 insn, call remove_retval_note on it.
17833 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17835 * regs.h (end_hard_regno): New function.
17836 (END_HARD_REGNO, END_REGNO): New macros.
17837 (add_to_hard_reg_set): New function.
17838 (remove_from_hard_reg_set): Likewise.
17839 (in_hard_reg_set_p): Likewise.
17840 (overlaps_hard_reg_set_p): Likewise.
17841 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17842 (note_btr_set): Use END_HARD_REGNO.
17843 * caller-save.c (setup_save_areas): Use end_hard_regno.
17844 (mark_set_regs): Use END_HARD_REGNO.
17845 (add_stored_regs): Use end_hard_regno.
17846 (mark_referenced_regs): Use add_to_hard_reg_set.
17847 * combine.c (update_table_tick): Use END_REGNO.
17848 (record_value_for_reg): Likewise.
17849 (record_dead_and_set_regs): Likewise.
17850 (get_last_value_validate): Likewise.
17851 (use_crosses_set_p): Likewise.
17852 (reg_dead_at_p_1): Likewise.
17853 (reg_dead_at_p): Likewise.
17854 (mark_used_regs_combine): Use add_to_hard_reg_set.
17855 (move_deaths): Use END_HARD_REGNO.
17856 (reg_bitfield_target_p): Use end_hard_regno.
17857 (distribute_notes): Use END_HARD_REGNO.
17858 * cse.c (mention_regs): Use END_REGNO.
17859 (insert): Use add_to_hard_reg_set.
17860 (invalidate): Use END_HARD_REGNO.
17861 (invalidate_for_call): Likewise.
17862 (exp_equiv_p): Use END_REGNO.
17863 (cse_insn): Likewise.
17864 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17865 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17866 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17867 * function.c (keep_stack_depressed): Use end_hard_regno.
17868 * global.c (global_alloc): Use end_hard_regno.
17869 (global_conflicts): Use add_to_hard_reg_set instead of
17871 (find_reg): Likewise.
17872 (mark_reg_store): Likewise.
17873 (mark_reg_conflicts): Likewise.
17874 (mark_reg_death): Use remove_from_hard_reg_set.
17875 (mark_reg_live_nc): Delete.
17876 (set_preference): Use end_hard_regno.
17877 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17878 remove_from_hard_reg_set.
17879 (post_mark_life): Use add_to_hard_reg_set.
17880 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17881 (reg_becomes_live): Use add_to_hard_reg_set.
17882 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17883 (peep2_find_free_register): Use add_to_hard_reg_set.
17884 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17885 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17886 * regrename.c (note_sets): Use add_to_hard_reg_set.
17887 (clear_dead_regs): Use remove_from_hard_reg_set.
17888 (regrename_optimize): Use add_to_hard_reg_set.
17889 (find_oldest_value_reg): Use in_hard_reg_set_p.
17890 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17891 (hard_reg_set_here_p): Use end_hard_regno.
17892 (decompose): Likewise.
17893 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17894 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17895 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17896 (mark_home_live): Use end_hard_regno.
17897 (spill_hard_reg): Likewise.
17898 (clear_reload_reg_in_use): Likewise.
17899 * reorg.c (delete_prior_computation): Use END_REGNO.
17900 * resource.c (update_live_status): Use END_HARD_REGNO.
17901 (mark_referenced_resources): Use add_to_hard_reg_set.
17902 (mark_set_resources): Likewise.
17903 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17904 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17905 (reg_overlap_mentioned_p): Likewise.
17906 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17907 (covers_regno_no_parallel_p): Use END_REGNO.
17908 (find_regno_note): Likewise.
17909 (find_reg_fusage): Use END_HARD_REGNO.
17910 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17911 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17913 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17915 * mode-switching.c (reg_dies): Change type of second argument to
17917 (optimize_mode_switching): Update accordingly.
17919 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17921 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17923 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17924 (hard_reg_set_empty_p): ...these new functions.
17925 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17926 GO_IF_HARD_REG_SUBSET.
17927 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17928 instead of GO_IF_HARD_REG_EQUAL.
17929 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17930 instead of GO_IF_HARD_REG_EQUAL.
17931 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17932 GO_IF_HARD_REG_SUBSET.
17933 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17934 GO_IF_HARD_REG_EQUAL.
17935 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17936 of GO_IF_HARD_REG_SUBSET.
17937 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17938 instead of GO_IF_HARD_REG_EQUAL.
17939 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17940 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17941 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17942 of GO_IF_HARD_REG_SUBSET,
17943 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17944 GO_IF_HARD_REG_SUBSET.
17945 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17946 instead of GO_IF_HARD_REG_EQUAL.
17947 * config/sh/sh.c (push_regs, calc_live_regs): Use
17948 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17949 (hard_regs_intersect_p): Delete.
17951 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17953 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17955 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17956 Richard Henderson <rth@redhat.com>
17958 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17960 (x86_64-*-*): Likewise.
17962 * i386/i386-modes.def (V2QI): New.
17964 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17966 (override_options): Support SSE4.1.
17967 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17968 (IX86_BUILTIN_BLENDPS): Likewise.
17969 (IX86_BUILTIN_BLENDVPD): Likewise.
17970 (IX86_BUILTIN_BLENDVPS): Likewise.
17971 (IX86_BUILTIN_PBLENDVB128): Likewise.
17972 (IX86_BUILTIN_PBLENDW128): Likewise.
17973 (IX86_BUILTIN_DPPD): Likewise.
17974 (IX86_BUILTIN_DPPS): Likewise.
17975 (IX86_BUILTIN_INSERTPS128): Likewise.
17976 (IX86_BUILTIN_MOVNTDQA): Likewise.
17977 (IX86_BUILTIN_MPSADBW128): Likewise.
17978 (IX86_BUILTIN_PACKUSDW128): Likewise.
17979 (IX86_BUILTIN_PCMPEQQ): Likewise.
17980 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17981 (IX86_BUILTIN_PMAXSB128): Likewise.
17982 (IX86_BUILTIN_PMAXSD128): Likewise.
17983 (IX86_BUILTIN_PMAXUD128): Likewise.
17984 (IX86_BUILTIN_PMAXUW128): Likewise.
17985 (IX86_BUILTIN_PMINSB128): Likewise.
17986 (IX86_BUILTIN_PMINSD128): Likewise.
17987 (IX86_BUILTIN_PMINUD128): Likewise.
17988 (IX86_BUILTIN_PMINUW128): Likewise.
17989 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17990 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17991 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17992 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17993 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17994 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17995 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17996 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17997 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17998 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17999 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18000 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18001 (IX86_BUILTIN_PMULDQ128): Likewise.
18002 (IX86_BUILTIN_PMULLD128): Likewise.
18003 (IX86_BUILTIN_ROUNDPD): Likewise.
18004 (IX86_BUILTIN_ROUNDPS): Likewise.
18005 (IX86_BUILTIN_ROUNDSD): Likewise.
18006 (IX86_BUILTIN_ROUNDSS): Likewise.
18007 (IX86_BUILTIN_PTESTZ): Likewise.
18008 (IX86_BUILTIN_PTESTC): Likewise.
18009 (IX86_BUILTIN_PTESTNZC): Likewise.
18010 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18011 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18012 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18013 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18014 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18015 (bdesc_ptest): New.
18016 (bdesc_sse_3arg): Likewise.
18017 (bdesc_2arg): Likewise.
18018 (bdesc_1arg): Likewise.
18019 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18021 (ix86_expand_sse_4_operands_builtin): New.
18022 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18023 smaller than 8 bits as the 2nd arg.
18024 (ix86_expand_sse_ptest): New.
18025 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18026 (ix86_expand_vector_set): Support SSE4.1.
18027 (ix86_expand_vector_extract): Likewise.
18029 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18030 __SSE4_1__ for -msse4.1.
18032 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18033 (UNSPEC_INSERTPS): Likewise.
18034 (UNSPEC_DP): Likewise.
18035 (UNSPEC_MOVNTDQA): Likewise.
18036 (UNSPEC_MPSADBW): Likewise.
18037 (UNSPEC_PHMINPOSUW): Likewise.
18038 (UNSPEC_PTEST): Likewise.
18039 (UNSPEC_ROUNDP): Likewise.
18040 (UNSPEC_ROUNDS): Likewise.
18042 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18044 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18045 (const_pow2_1_to_32768_operand): Likewise.
18047 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18050 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18052 (sse4_1_insertps): Likewise.
18053 (*sse4_1_extractps): Likewise.
18054 (sse4_1_ptest): Likewise.
18055 (sse4_1_mulv2siv2di3): Likewise.
18056 (*sse4_1_mulv4si3): Likewise.
18057 (*sse4_1_smax<mode>3): Likewise.
18058 (*sse4_1_umax<mode>3): Likewise.
18059 (*sse4_1_smin<mode>3): Likewise.
18060 (*sse4_1_umin<mode>3): Likewise.
18061 (sse4_1_eqv2di3): Likewise.
18062 (*sse4_1_pinsrb): Likewise.
18063 (*sse4_1_pinsrd): Likewise.
18064 (*sse4_1_pinsrq): Likewise.
18065 (*sse4_1_pextrb): Likewise.
18066 (*sse4_1_pextrb_memory): Likewise.
18067 (*sse4_1_pextrw_memory): Likewise.
18068 (*sse4_1_pextrq): Likewise.
18069 (sse4_1_blendpd): Likewise.
18070 (sse4_1_blendps): Likewise.
18071 (sse4_1_blendvpd): Likewise.
18072 (sse4_1_blendvps): Likewise.
18073 (sse4_1_dppd): Likewise.
18074 (sse4_1_dpps): Likewise.
18075 (sse4_1_movntdqa): Likewise.
18076 (sse4_1_mpsadbw): Likewise.
18077 (sse4_1_packusdw): Likewise.
18078 (sse4_1_pblendvb): Likewise.
18079 (sse4_1_pblendw): Likewise.
18080 (sse4_1_phminposuw): Likewise.
18081 (sse4_1_extendv8qiv8hi2): Likewise.
18082 (*sse4_1_extendv8qiv8hi2): Likewise.
18083 (sse4_1_extendv4qiv4si2): Likewise.
18084 (*sse4_1_extendv4qiv4si2): Likewise.
18085 (sse4_1_extendv2qiv2di2): Likewise.
18086 (*sse4_1_extendv2qiv2di2): Likewise.
18087 (sse4_1_extendv4hiv4si2): Likewise.
18088 (*sse4_1_extendv4hiv4si2): Likewise.
18089 (sse4_1_extendv2hiv2di2): Likewise.
18090 (*sse4_1_extendv2hiv2di2): Likewise.
18091 (sse4_1_extendv2siv2di2): Likewise.
18092 (*sse4_1_extendv2siv2di2): Likewise.
18093 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18094 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18095 (sse4_1_zero_extendv4qiv4si2): Likewise.
18096 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18097 (sse4_1_zero_extendv2qiv2di2): Likewise.
18098 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18099 (sse4_1_zero_extendv4hiv4si2): Likewise.
18100 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18101 (sse4_1_zero_extendv2hiv2di2): Likewise.
18102 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18103 (sse4_1_zero_extendv2siv2di2): Likewise.
18104 (*sse4_1_zero_extendv2siv2di2): Likewise.
18105 (sse4_1_roundpd): Likewise.
18106 (sse4_1_roundps): Likewise.
18107 (sse4_1_roundsd): Likewise.
18108 (sse4_1_roundss): Likewise.
18109 (mulv4si3): Don't expand for SSE4.1.
18110 (smax<mode>3): Likewise.
18111 (umaxv4si3): Likewise.
18112 (uminv16qi3): Likewise.
18113 (umin<mode>3): Likewise.
18114 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18116 * doc/extend.texi: Document SSE4.1 built-in functions.
18118 * doc/invoke.texi: Document -msse4.1.
18120 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18122 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18123 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18124 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18125 (ASM_SPEC): Add asm_pcrel_spec.
18126 (EXTRA_SPECS): Add asm_pcrel_spec.
18128 2007-05-21 David Daney <ddaney@avtrex.com>
18130 * doc/install.texi (Building a cross compiler): Add requirements
18131 for Java cross compiler.
18133 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18135 PR middle-end/31995
18136 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18137 Add loopno argument. Use evolution_function_is_invariant_rec_p
18138 instead of evolution_function_is_constant_p.
18139 Update calls to evolution_function_is_affine_multivariate_p.
18140 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18141 Add loopno argument.
18142 * tree-scalar-evolution.c (gather_chrec_stats): Call
18143 evolution_function_is_affine_multivariate_p with a loop
18145 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18146 (analyze_overlapping_iterations): Likewise.
18147 (access_functions_are_affine_or_constant_p): Likewise.
18148 (build_classic_dist_vector_1): If the access functions
18149 are equal, don't do anything.
18151 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18152 Paolo Carlini <pcarlini@suse.de>
18153 Uros Bizjak <ubizjak@gmail.com>
18155 * c-cppbuiltin.c (c_cpp_builtins): Define
18156 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18157 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18158 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18159 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18161 2007-05-21 Mike Stump <mrs@apple.com>
18163 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18165 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18167 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18169 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18170 implementation if __OPTIMIZE__ is not defined.
18171 (_mm_alignr_pi8): Ditto.
18172 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18173 (_mm_inserti_si64): Ditto.
18174 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18175 (_mm_slli_epi16): Ditto.
18176 (_mm_slli_epi32): Ditto.
18177 (_mm_slli_epi64): Ditto.
18178 (_mm_srai_epi16): Ditto.
18179 (_mm_srai_epi32): Ditto.
18180 (_mm_srli_si128): Ditto.
18181 (_mm_slli_si128): Ditto.
18182 (_mm_srli_epi16): Ditto.
18183 (_mm_srli_epi32): Ditto.
18184 (_mm_srli_epi64): Ditto.
18185 (_mm_extract_epi16): Ditto.
18186 (_mm_insert_epi16): Ditto.
18187 (_mm_shufflehi_epi16): Ditto.
18188 (_mm_shufflelo_epi16): Ditto.
18189 (_mm_shuffle_epi32): Ditto.
18190 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18191 (_m_pextrw): Ditto.
18192 (_mm_insert_pi16): Ditto.
18193 (_m_pinsrw): Ditto.
18194 (_mm_shuffle_pi16): Ditto.
18195 (_m_pshufw): Ditto.
18196 (_mm_shufle_ps): Ditto.
18197 (_mm_prefetch): Ditto.
18199 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18201 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18202 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18203 * real.c (encode_i370_single, decode_i370_single,
18204 encode_i370_double, decode_i370_double): Functions removed.
18205 (i370_single_format, i370_double_format): Initializations removed.
18206 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18207 Consider the log2_b field to always be one.
18208 (ieee_single_format, mips_single_format, coldfire_single_format,
18209 ieee_double_format, mips_double_format, coldfire_double_format,
18210 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18211 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18212 ibm_extended_format, mips_extended_format, ieee_quad_format,
18213 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18214 decimal_single_format, decimal_double_format, decimal_quad_format,
18215 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18216 initialization of log2_b.
18217 * real.h (i370_single_format, i370_double_format): Declarations
18219 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18220 field to always be one.
18222 2007-05-21 Andreas Schwab <schwab@suse.de>
18224 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18225 NOTE_INSN_BASIC_BLOCK_P.
18226 (process_for_unwind_directive): Likewise.
18228 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18230 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18231 * function.h (struct function): Move va_list_gpr_size,
18232 va_list_fpr_size, function_frequency to front of bitfields. Add
18234 (current_function_calls_unwind_init): New.
18235 * except.c (expand_builtin_unwind_init): Set
18236 current_function_calls_unwind_init not
18237 current_function_has_nonlocal_label.
18238 * reload1.c (has_nonexceptional_receiver): New.
18239 (reload): Use it and current_function_calls_unwind_init to
18240 determine whether call-saved regs must be saved.
18242 2007-05-20 Jan Hubicka <jh@suse.cz>
18244 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18245 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18246 * ddg.c (create_ddg): LIkewise.
18247 * final.c (final): Remove hunk moving line number notes around since
18248 they are no longer present at this stage.
18249 (final_scan_insn): Use NOTE_KIND instead of
18250 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18251 (output_asm_label): Likewise.
18252 * reorg.c (dbr_schedule): Likewise.
18253 * haifa-sched.c (unlink_other_notes): Likewise.
18254 * mode-switching.c (optimize_mode_switching): Likewise.
18255 * graph.c (start_bb): Likewise.
18256 * rtl.def (NOTE): Update description.
18257 * jump.c (squeeze_notes): Delete.
18258 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18259 NOTE_INSN_BASIC_BLOCK_P when possible.
18260 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18261 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18262 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18263 (dwarf2out_var_location): Likewise.
18264 * cfgbuild.c (make_edges): Likewise.
18265 (find_basic_blocks_1): Likewise.
18266 * function.c (reorder_blocks_1): Likewise.
18267 (epilogue_done): Likewise.
18268 (reposition_prologue_and_epilogue_notes): Likewise.
18269 * print-rtl.c (print_rtx): Likewise; drop code for printing
18271 (print_rtl): Likewise.
18272 (print_rtl_single): Likewise.
18273 * gcse.c (insert_insn_start_bb): Likewise.
18274 * alias.c (init_alias_analysis): Likewise.
18275 * calls.c (fixup_tail_calls): Likewise.
18276 * except.c (sjlj_emit_function_enter): Likewise.
18277 * emit-rtl.c (add_insn_after): Likeiwse.
18278 (emit_label_before): Likewise.
18279 (emit_label_after): Likewise.
18280 (emit_note_before, emit_note_after, emit_note): Update
18281 parameter to be enum insn_note; do not deal with source
18283 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18284 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18286 (merge_blocks_move_successor_nojumps): Simplify now when
18287 we don't have BLOCK notes.
18288 (try_optimize_cfg): Likewise.
18289 * cfglayout.c (skip_insns_after_block): Likewise.
18290 (record_effective_endpoints): Likewise.
18291 (duplicate_insn_chain): Likewise.
18292 * varasm.c (output_constant_pool_1): Likewise.
18293 * sched-deps.c (sched_analyze): Likewise.
18294 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18296 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18297 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18298 (SET_INSN_DELETED): Simplify.
18299 (NOTE_LINE_NUMBER): Exterminate.
18300 (NOTE_LINE_KIND): New.
18301 (NOTE_INSN_BASIC_BLOCK_P): Update.
18302 (enum insn_note): Simplify.
18303 (GET_NOTE_INSN_NAME) Simplify.
18304 (emit_note_before, emit_note_after, emit_note): Update prototype.
18305 (squeeze_notes): Remove.
18306 * sched-int.h (NOTE_NOT_BB_P): Update.
18307 * resource.c (mark_target_live_regs): Update.
18308 * sched-rgn.c (debug_dependencies): Update.
18309 * sched-vis.c (print_insn): Update.
18310 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18311 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18312 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18313 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18314 (split_branches): Update.
18315 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18317 (sh_adjust_unroll_max): Exterminate.
18318 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18319 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18320 (m68hc11_reorg): Likewise.
18321 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18322 (emit_predicate_relation_info): Update.
18323 (process_for_unwind_directive): Update.
18324 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18325 (output_call): Update.
18326 * config/pa/pa.c (output_lbranch): Update.
18327 (output_millicode_call): Update.
18328 (output_call): Update.
18329 (pa_combine_instructions): Update.
18330 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18331 * config/bfin/bfin.c (gen_one_bundle): Update.
18332 * cfgrtl.c (can_delete_note_p): Update.
18333 (delete_insn): Update.
18334 (rtl_merge_blocks): Update.
18335 (commit_one_edge_insertion): Update.
18336 (rtl_verify_flow_info): Update.
18337 * stmt.c (expand_case): Do not call squeeze_notes.
18339 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18346 * c.opt (Wtype-limits): New.
18347 * doc/invoke.texi (Wtype-limits): Document it.
18348 (Wextra): Enabled by -Wextra.
18349 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18350 * c-common.c (shorten_compare): Warn with Wtype-limits.
18352 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18354 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18355 inlined function, not as a macro.
18356 (_mm_alignr_pi8): Ditto.
18357 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18358 (_mm_inserti_si64): Ditto.
18359 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18360 (_mm_extract_epi16): Ditto.
18361 (_mm_insert_epi16): Ditto.
18362 (_mm_shufflehi_epi16): Ditto.
18363 (_mm_shufflelo_epi16): Ditto.
18364 (_mm_shuffle_epi32): Ditto.
18365 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18366 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18368 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18370 (_m_to_float): Use C89 compatible assignment.
18372 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18375 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18377 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18380 * doc/invoke.texi (Wreturn-type): Complete description.
18381 (Wextra): Delete item about return-type warning.
18382 * c-decl.c: Delete redundant Wextra warning.
18384 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18387 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18388 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18389 inlined function, not as a macro.
18390 (_mm_prefetch): Ditto.
18391 (_m_pextrw): Ditto.
18392 (_mm_insert_pi16): Ditto.
18393 (_m_pinsrw): Ditto.
18394 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18395 (_m_pshufw): Ditto. Add const to __N argument.
18396 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18397 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18398 (_mm_slli_epi32): Ditto.
18399 (_mm_srli_si128): Implement as always inlined function, not as a
18400 macro. Add __inline to function declaration.
18401 (_mm_slli_si128): Ditto.
18403 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18405 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18406 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18408 (struct fenv): New structure.
18409 (FP_HANDLE_EXCEPTIONS): New define.
18410 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18411 (_FP_DECL_EXP): New define.
18412 (FP_INIT_ROUNDMODE): New define.
18413 (FP_ROUNDMODE): New define.
18415 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18417 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18418 (Wconversion): Update description.
18419 (Wconversion-sign): New.
18420 * c.opt (Wconversion-sign): New.
18421 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18422 means disabled for C++. Otherwise, take the status of Wconversion.
18423 * c-common.c (conversion_warning): Warn with either Wconversion or
18425 (warnings_for_convert_and_check): Conditions are already checked by
18426 conversion_warning.
18427 (convert_and_check): Don't check warnings if the conversion failed.
18429 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18430 Anatoly Sokolov <aesok@dol.ru>
18432 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18433 avr_epilogue_uses) : Add declaration.
18434 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18435 * config/avr/constraints.md (R): New constraint.
18436 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18437 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18438 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18439 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18440 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18441 call_prologue_saves, epilogue_restores, return_from_epilogue,
18442 return_from_main_epilogue, return_from_interrupt_epilogue,
18443 return_from_naked_epilogue, prologue, epilogue): New patterns.
18444 (jump): Handle symbol reference.
18445 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18446 avr_output_function_prologue, avr_output_function_epilogue): Remove
18448 (avr_init_machine_status, expand_prologue, expand_epilogue,
18449 avr_asm_function_end_prologue, avr_epilogue_uses,
18450 avr_asm_function_begin_epilogue): New functions.
18451 (prologue_size, epilogue_size, jump_tables_size): Remove global
18453 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18454 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18455 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18456 (avr_override_options): Initialise init_machine_status.
18457 (output_movhi): Handle all stack pointer loads.
18458 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18459 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18460 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18461 (EPILOGUE_USES) Redefine.
18462 (machine_function) Declare.
18464 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18466 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18467 Use a single return statement.
18469 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18471 PR middle-end/30250
18472 * builtins.c (do_mpfr_lgamma_r): New.
18473 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18474 * tree.h (CASE_FLT_FN_REENT): New.
18476 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18478 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18479 (output_die): Use 'unsigned long' with %x.
18480 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18481 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18482 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18484 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18486 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18491 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18492 true if function has no argument.
18494 2007-05-18 DJ Delorie <dj@redhat.com>
18496 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18497 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18499 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18501 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18502 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18503 count_trailing_zeros.
18504 (__i386__): Implement count_leading_zeros using __builtin_clz().
18505 Implement count_trailing_zeros usign __builtin_ctz().
18507 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18509 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18511 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18513 PR middle-end/31344
18514 * expr.c (emit_move_change_mode): Change mode of push operands here.
18516 2007-05-17 Ian Lance Taylor <iant@google.com>
18518 PR tree-optimization/31953
18519 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18520 Change all callers.
18521 (set_value_range_to_null): Call set_value_range_to_value.
18522 (extract_range_from_comparison): Likewise.
18524 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18526 * toplev.c (print_version): Output GMP/MPFR version info.
18528 * builtins.c (CASE_MATHFN_REENT): New macro.
18529 (mathfn_built_in): Use it.
18530 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18531 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18532 BUILT_IN_LGAMMAL_R): New.
18533 * doc/extend.texi: Document new builtins.
18535 PR middle-end/31796
18536 * builtins.c (do_mpfr_remquo): New.
18537 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18538 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18540 PR middle-end/30251
18541 * builtins.c (fold_builtin_1): Handle y0, y1.
18542 (fold_builtin_2): Handle yn.
18544 PR middle-end/30251
18545 * builtins.c (do_mpfr_bessel_n): New.
18546 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18547 (fold_builtin_2): Handle BUILT_IN_JN.
18549 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18552 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18553 TYPE_PRECISION (intmax_type_node).
18555 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18558 * reload.c (subst_reloads): Remove checking.
18560 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18562 PR rtl-optimization/31691
18563 * combine.c (simplify_set): Build a new src pattern instead of
18564 substituting its operands in the COMPARE case.
18566 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18568 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18569 (execute_vrp): Preserve loops through jump threading.
18570 * tree-ssa-threadupdate.c (thread_single_edge,
18571 dbds_continue_enumeration_p, determine_bb_domination_status,
18572 thread_through_loop_header): New functions.
18573 (create_edge_and_update_destination_phis,
18574 create_edge_and_update_destination_phis): Set loops for the new blocks.
18575 (prune_undesirable_thread_requests): Removed.
18576 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18578 (thread_block): Do not call prune_undesirable_thread_requests.
18580 (mark_threaded_blocks): Select edges to thread here.
18581 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18582 Thread edges through loop headers independently.
18583 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18584 * tree-pass.h (TODO_mark_first_instance): New.
18585 (first_pass_instance): Declare.
18586 * cfghooks.c (duplicate_block): Put the block to the original loop
18587 if copy is not specified.
18588 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18589 jump threading. Pass may_peel_loop_headers to
18590 thread_through_all_blocks according to first_pass_instance.
18591 * cfgloop.h (create_preheader): Declare.
18592 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18593 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18594 * passes.c (first_pass_instance): New variable.
18595 (next_pass_1): Set TODO_mark_first_instance.
18596 (execute_todo): Set first_pass_instance.
18598 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18600 PR tree-optimization/24659
18601 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18602 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18603 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18604 OTI_vec_pack_ufix_trunc.
18605 (vec_unpacks_float_hi_optab): Define new macro.
18606 (vec_unpacks_float_lo_optab): Ditto.
18607 (vec_unpacku_float_hi_optab): Ditto.
18608 (vec_unpacku_float_lo_optab): Ditto.
18609 (vec_pack_sfix_trunc_optab): Ditto.
18610 (vec_pack_ufix_trunc_optab): Ditto.
18611 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18612 and vec_pack_[s|u]fix_trunc_optab using
18613 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18614 * tree-vectorizer.c (supportable_widening_operation): Handle
18615 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18616 (supportable_narrowing_operation): New function.
18617 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18618 * tree-vect-transform.c (vectorizable_conversion): Handle
18619 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18620 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18621 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18622 to check for target support.
18623 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18624 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18625 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18626 for VEC_PACK_FIX_TRUNC_EXPR.
18627 (expand_binop): Special case mode of the result for
18628 vec_pack_[u|s]fix_trunc_optab.
18629 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18630 vec_pack_[u|s]fix_trunc_optab.
18632 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18633 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18634 * tree-pretty-print.c (dump_generic_node): Handle
18635 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18636 VEC_PACK_FIX_TRUNC_EXPR.
18638 * expr.c (expand_expr_real_1): Ditto.
18639 * tree-inline.c (estimate_num_insns_1): Ditto.
18640 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18642 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18643 (vec_unpacks_float_lo_v8hi): Ditto.
18644 (vec_unpacku_float_hi_v8hi): Ditto.
18645 (vec_unpacku_float_lo_v8hi): Ditto.
18646 (vec_unpacks_float_hi_v4si): Ditto.
18647 (vec_unpacks_float_lo_v4si): Ditto.
18648 (vec_pack_sfix_trunc_v2df): Ditto.
18650 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18652 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18653 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18654 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18655 [vec_pack_ufix_trunc]: Ditto.
18656 [vec_unpacks_float_hi]: Ditto.
18657 [vec_unpacks_float_lo]: Ditto.
18658 [vec_unpacku_float_hi]: Ditto.
18659 [vec_unpacku_float_lo]: Ditto.
18661 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18663 * soft-fp/README: Update for new files.
18664 * soft-fp/floattisf.c: New file.
18665 * soft-fp/floattidf.c: New file.
18666 * soft-fp/floattitf.c: New file.
18667 * soft-fp/floatuntisf.c: New file.
18668 * soft-fp/floatuntidf.c: New file.
18669 * soft-fp/floatuntitf.c: New file.
18670 * soft-fp/fixsfti.c: New file.
18671 * soft-fp/fixdfti.c: New file.
18672 * soft-fp/fixtfti.c: New file.
18673 * soft-fp/fixunssfti.c: New file.
18674 * soft-fp/fixunsdfti.c: New file.
18675 * soft-fp/fixunstfti.c: New file.
18676 * soft-fp/extendxftf.c: New file.
18677 * soft-fp/trunctfxf.c: New file.
18679 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18680 (__trunctfxf2): Ditto.
18682 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18683 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18684 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18685 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18686 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18687 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18689 * config/i386/t-fprules-softfp64: New file.
18690 * config/i386/sfp-machine.h: New file.
18691 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18692 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18693 and soft-fp/t-softfp to tmake_file.
18694 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18695 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18697 * config/i386/t-linux64 (softfp_wrap_start): New.
18698 (softfp_wrap_end): New.
18699 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18700 supported for TARGET_64BIT.
18702 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18704 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18705 c_common_unsigned_type behavior.
18707 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18709 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18712 2007-05-16 Eric Christopher <echristo@apple.com>
18714 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18715 saving after stack push. Set sp_offset whenever we push.
18716 (rs6000_emit_epilogue): Move altivec register restore before
18719 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18721 * configure.ac: Allow sysroots to be relocated under $prefix as
18722 well as $exec_prefix.
18723 * configure: Regenerate.
18725 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18729 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18731 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18732 (gcc_tooldir): Likewise.
18733 * configure: Regenerate.
18734 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18735 old configure.ac gcc_tooldir setting.
18736 (prefix_to_exec_prefix): New variable.
18737 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18738 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18740 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18742 * c-typeck.c (build_binary_op): Return early for error.
18744 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18746 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18747 struct nb_iter_bound.
18748 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18749 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18750 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18751 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18752 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18753 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18754 (del_scev_info): Use ggc_free.
18755 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18756 * loop-init.c: Include ggc.h.
18757 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18758 (loop_optimizer_finalize): Use ggc_free.
18759 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18760 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18761 pass_iv_optimize): Add TODO_ggc_collect.
18762 * function.h (struct function): Remove skip marker from
18764 * cfgloop.c: Include ggc.h.
18765 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18767 (establish_preds): Vector superloops is gc allocated.
18768 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18770 (flow_loops_find): Vector larray is gc allocated.
18771 (loop_exit_free): Use ggc_free.
18772 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18773 that head of exits list is now not a part of struct loop.
18774 (record_loop_exits): Allocate exits table in gc memory.
18775 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18776 that head of exits list is now not a part of struct loop.
18777 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18778 struct loop_exit): Add GTY marker.
18779 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18780 Add skip marker to aux field. Make head of exits list a separate
18782 (struct loops): Add GTY marker. Make larray vector gc allocated.
18783 Add param marker to exits table.
18784 (get_loops): Type changed.
18785 * Makefile.in (tree-scalar-evolution.o): Add
18786 gt-tree-scalar-evolution.h dependency.
18787 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18788 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18789 * basic-block.h (struct basic_block_def): Remove skip marker from
18792 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18794 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18795 of 0 in the call to expand_expr().
18796 (expand_builtin_mathfn_3): Ditto.
18797 (expand_builtin_interclass_mathfn): Ditto.
18798 (expand_builtin_cexpi): Ditto.
18799 (expand_builtin_int_roundingfn): Ditto.
18800 (expand_builtin_int_roundingfn_2): Ditto.
18801 (expand_builtin_pow): Ditto.
18802 (expand_builtin_powi): Ditto.
18803 (expand_builtin_bswap): Ditto.
18804 (expand_builtin_unop): Ditto.
18805 (expand_builtin_fabs): Ditto.
18806 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18807 the call to expand_expr().
18808 (expand_builtin_sync_operation): Ditto.
18809 (expand_builtin_compare_and_swap): Ditto.
18810 (expand_builtin_lock_test_and_set): Ditto.
18811 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18812 instead of 0 in the call to expand_expr().
18813 (expand_builtin_extract_return_addr): Ditto.
18814 (expand_builtin_eh_return): Ditto.
18815 (expand_eh_return): Ditto.
18816 * explow.c (expr_size): Ditto.
18817 * expr.c (optimize_bitfield_assignment_op): Ditto.
18818 (expand_assignement): Ditto.
18819 (store_expr): Ditto.
18820 (store_field): Ditto.
18821 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18822 the call to expand_expr().
18823 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18824 in the call to expand_expr().
18825 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18826 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18827 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18829 * optabs.c (expand_vec_shift_expr): Ditto.
18830 (expand_vec_cond_expr): Ditto.
18831 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18832 call to expand_expr().
18833 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18834 in the call to expand_expr().
18836 2007-05-14 Dave Korn <dave.korn@artimi.com>
18838 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18840 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18842 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18843 instead of c_common_unsigned_type.
18844 (c_common_unsigned_type): Remove.
18845 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18846 c_common_unsigned_type.
18847 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18848 c_common_unsigned_type.
18849 * c-common.h (c_common_unsigned_type): Remove.
18850 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18851 c_common_unsigned_type.
18852 * c-format.c (check_format_types): Use unsigned_type_for instead of
18853 c_common_unsigned_type.
18854 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18855 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18856 of c_common_unsigned_type.
18857 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18858 lang_hooks.types.unsigned_type.
18859 * expmed.c (make_tree): Use unsigned_type_for instead of
18860 lang_hooks.types.unsigned_type.
18861 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18862 lang_hooks.types.unsigned_type.
18863 (build_range_check): Likewise.
18864 (fold_unary): Likewise.
18865 (fold_binary): Likewise.
18866 (fold_ternary): Likewise.
18867 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18868 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18869 * tree.c (get_unsigned_type): New.
18870 (unsigned_type_for): Use get_unsigned_type instead of
18871 lang_hooks.types.unsigned_type.
18873 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18875 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18876 to m68k_get_function_kind. Update its prototype.
18877 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18879 (m68k_interrupt_function_p): Return enum m68k_function_type
18880 instead of bool. Rename to m68k_get_function_kind.
18881 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18882 target is not fido.
18883 (m68k_compute_frame_layout): Don't mark any register for save
18884 if an interrupt_thread attribute is specified.
18885 (m68k_hard_regno_rename_ok): Update a use of
18886 m68k_interrupt_function_p.
18887 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18888 m68k_interrupt_function_p.
18889 (m68k_function_type): New.
18890 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18891 for a function with an interrupt_thread attribute.
18892 * doc/extend.texi: Document the interrupt_thread attribute.
18894 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18896 Fix PR tree-optimization/31911
18897 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18898 if they didn't change the expression.
18900 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18902 * tree-scalar-evolution.c (resolve_mixers): Exported.
18903 * tree-scalar-evolution.h (resolve_mixers): Declare.
18904 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18905 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18906 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18907 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18908 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18909 strip_conversion, analyze_offset_expr, address_analysis,
18910 object_analysis, analyze_offset): Removed.
18911 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18912 split_constant_offset, canonicalize_base_object_address,
18913 object_address_invariant_in_loop_p, disjoint_objects_p,
18914 dr_may_alias_p, dr_address_invariant_p): New functions.
18915 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18916 and dr_analyze_alias.
18917 (initialize_data_dependence_relation): Use dr_may_alias_p
18918 and object_address_invariant_in_loop_p.
18919 (compute_self_dependence): Handle the case when
18920 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18921 (find_data_references_in_stmt): Restrict the analysis of data
18922 references to the given loop nest.
18923 (find_data_references_in_loop): Made static. Pass loop nest to
18924 find_data_references_in_stmt.
18925 (compute_data_dependences_for_loop): Use DR_VOPS.
18926 (free_data_ref): Free DR_VOPS.
18927 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18928 (struct innermost_loop_behavior): ... new.
18929 (struct base_object_info): Replaced by ...
18930 (struct indices): ... new.
18931 (struct dr_alias): New.
18932 (enum data_ref_type): Removed.
18933 (struct data_reference): Consist of struct innermost_loop_behavior,
18934 struct indices and struct dr_alias.
18935 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18936 (DR_MEMTAG): Renamed to ...
18937 (DR_SYMBOL_TAG): ... this.
18938 (find_data_references_in_loop): Declaration removed.
18939 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18940 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18941 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18942 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18944 2007-05-13 Revital Eres <eres@il.ibm.com>
18946 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18947 which walks virtual def-use chains to find redundant stores.
18948 (dse_optimize_stmt): Call it.
18950 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18952 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18953 * passes.c (init_optimization_passes): Move pass_jump_bypass
18956 * basic-block.h (bb_has_eh_pred): Fix style issue.
18958 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18960 PR rtl-optimization/31848
18961 * loop-invariant.c (move_invariant_reg): If we move an insn
18962 with a REG_EQUAL note, and that insn is not always executed,
18963 remove the REG_EQUAL note.
18965 2007-05-12 Richard Guenther <rguenther@suse.de>
18967 PR tree-optimization/31797
18968 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18969 propagate into a stmt that has volatile ops.
18971 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18973 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18974 (gcc_tooldir): Likewise.
18975 * configure: Regenerate.
18976 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18977 old configure.ac gcc_tooldir setting.
18978 (prefix_to_exec_prefix): New variable.
18979 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18980 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18982 2007-05-11 Silvius Rus <rus@google.com>
18984 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18985 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18986 * c-common.h (strict_aliasing_warning): Change return type.
18987 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18988 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18989 (build_c_cast): Condition call to strict_aliasing_warning.
18990 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18991 * flags.h (set_Wstrict_aliasing): Declare.
18992 * opts.c (set_Wstrict_alising): Define, add call to.
18993 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18994 * tree-ssa-alias-warnings.c: New file.
18995 * tree-ssa-alias.c (compute_may_aliases): Add call to
18996 strict_aliasing_warning_backend.
18998 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19000 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19001 Use loop_depth and loop_outer accessor functions.
19002 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19003 determine_invariantness_stmt, move_computations_stmt): Ditto.
19004 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19005 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19006 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19007 * tree-scalar-evolution.c (interpret_loop_phi,
19008 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19009 instantiate_parameters_1, scev_const_prop): Ditto.
19010 * cfghooks.c (make_forwarder_block): Ditto.
19011 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19012 * modulo-sched.c (loop_canon_p): Ditto.
19013 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19014 slpeel_can_duplicate_loop_p): Ditto.
19015 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19016 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19017 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19018 cancel_loop, verify_loop_structure): Ditto.
19019 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19020 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19021 superloops vector instead of "pred" array.
19022 (establish_preds): Take father loop as an argument. Initialize the
19024 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19025 Do not initialize loop->outer.
19026 (flow_loop_tree_node_remove): Truncate the superloops vector.
19027 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19028 "pred" merged to "superloops" vector.
19029 (loop_depth, loop_outer): New.
19030 (fel_init): Use loop_outer.
19032 2007-05-11 Jan Hubicka <jh@suse.cz>
19034 * cgraphunit.c: Include gt-cgraphunit.h
19035 (static_ctors, static_dtors): New static vars.
19036 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19037 based on implementation in c-common.c
19038 (cgraph_finalize_function): Call record_cdtor_fn.
19039 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19040 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19041 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19042 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19043 build_cdtor, c_build_cdtor_fns): Remove.
19044 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19045 c_build_cdtor_fns): Remove prototype.
19047 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19050 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19051 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19052 * builtins.c (fold_builtin_memchr): New.
19053 (expand_builtin_memchr): Call the latter.
19054 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19055 * doc/extend.texi ([Other built-in functions provided by GCC]):
19058 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19060 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19061 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19062 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19063 PFPO_OP1_TYPE_SHIFT): Constants added.
19064 (DFP_ALL): Mode macro defined.
19065 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19066 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19067 Insn definitions added.
19068 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19069 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19072 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19074 PR tree-optimization/31885
19075 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19076 NULL_TREE to be undetermined.
19077 (automatically_generated_chrec_p): Return false for NULL.
19079 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19081 * config/bfin/bfin.h (MOVE_RATIO): Define.
19083 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19085 * config.gcc (sparc-wrs-vxworks): New target.
19086 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19087 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19088 * config/sparc/sparc.h: Include vxworks-dummy.h.
19089 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19090 include LABEL_REFs too.
19091 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19092 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19094 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19096 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19097 (sparc_emit_call_insn): New function.
19098 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19099 functions when generating VxWorks PIC.
19100 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19101 (call, call_value): Use sparc_emit_call_insn instead of
19104 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19106 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19108 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19110 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19111 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19112 split_double instead of operand_subword.
19114 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19116 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19117 * config/bfin/bfin.c (bfin_local_alignment): New function.
19118 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19120 2007-05-08 Chao-ying Fu <fu@mips.com>
19122 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19123 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19124 (smsub_widen_optab, umsub_widen_optab): Define.
19125 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19127 * genopinit.c (optabs): Fill in smsub_widen_optab and
19129 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19130 and umsub_widen_optab to implement multiply-subtract sequences.
19131 * config/mips/mips.md (*msac<u>_di): Rename to...
19132 (<u>msubsidi4): ...this. Extend condition to include
19133 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19134 of operand 0 to "ka" and use the three-operand form of msub<u>
19136 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19139 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19141 PR rtl-optimization/28011
19142 * reload.c (push_reload): Set dont_share if IN appears in OUT
19143 also when IN is a PLUS rtx.
19144 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19147 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19149 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19150 call unshare_all_decls.
19151 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19152 (unshare_all_decls): Remove.
19154 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19157 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19160 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19161 Nigel Stephens <nigel@mips.com>
19163 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19164 Update comments and all uses.
19165 (MIN_FPRS_PER_FMT): Define.
19166 * config/mips/mips.c (function_arg): Fix to correctly handle
19167 the -mips32r2 -mfp64 -mabi=32 case.
19168 (override_options): Enable use of odd-numbered registers for
19169 SFmode values on MIPS32.
19170 (mips_save_reg_p): Save whole floating-point register pair if
19171 either half is used.
19172 (compute_frame_size): Fix comment.
19174 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19176 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19177 argument of type bool.
19178 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19179 argument. Safely select temporary P register according to it.
19180 (do_link): Change call site of add_to_reg accordingly.
19181 (do_unlink): Add epilogue_p as a fourth argument and pass it
19183 (expand_interrupt_handler_epilogue): Change call of do_unlink
19185 (bfin_expand_prologue): Add a third argument sibcall_p.
19186 * config/bfin/bfin.md (epilogue): Change call of
19187 bfin_expand_epilogue accordingly.
19188 (sibcall_epilogue): Likewise.
19189 (eh_return_internal): Likewise.
19191 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19192 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19193 * config/bfin/bfin.c (bfin_handle_option): Handle
19194 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19195 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19196 Support bf534, bf536 and bf561.
19197 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19199 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19202 * config/i386/i386.c (ix86_function_regparm): Process local
19203 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19205 2007-05-07 Mike Stump <mrs@apple.com>
19207 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19208 also checks for and while statements in C++.
19210 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19212 * gcc.c (at_file_supplied): New variable.
19213 (main): Set it if we expanded argv.
19214 (do_spec_1): Pass an @-file to the linker if we were called with
19215 an @-file argument and HAVE_GNU_LD.
19216 * collect2.c (at_file_supplied): New variable.
19217 (response_file): New variable.
19218 (collect_exit): Unlink response_file if necessary.
19219 (handler): Likewise.
19220 (do_wait): Likewise.
19221 (main): Set at_file_supplied if we expanded argv.
19222 (collect_execute): Pass an @-file to subprocesses if we were called
19223 with an @-file argument.
19224 * configure.ac: Add define for HAVE_GNU_LD.
19225 * configure: Regenerate.
19226 * config.in: Regenerate.
19228 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19230 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19231 operand to HI mode.
19236 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19238 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19239 (TARGET_ENCODE_SECTION_INFO): Re-define.
19240 (m32c_encode_section_info): New
19241 (function_vector_handler): New
19242 (current_function_special_page_vector): New
19243 (m32c_special_page_vector_p): New.
19244 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19246 * config/m32c/jump.md: Added instruction JSRS for functions
19247 with attribute "function_vector".
19248 * doc/extend.texi (function_vector): Added description
19249 for M16C, M32C targets.
19251 2007-05-07 DJ Delorie <dj@redhat.com>
19254 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19255 ashrpsi3, lshrpsi3): Update shift count constraint.
19257 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19258 Nathan Froyd <froydnj@codesourcery.com>
19261 * c-incpath.c (add_path): Strip trailing path separators.
19263 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19265 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19266 Free dominance info before purging EH edges.
19267 (eliminate_degenerate_phis): Likewise.
19268 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19270 2007-05-07 Jan Hubicka <jh@suse.cz>
19272 * gimplify.c (gimplify_expr): Do not crash when folding
19273 (void *)(int)&a + 4.
19275 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19278 * c-opts.c (lang_fortran): Make it non static.
19279 * c-common.h (lang_fortran): New prototype.
19280 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19281 -lang-fortran option was passed by the driver.
19283 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19285 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19286 of ASSERT_CHECKING. Tweak message.
19288 2007-05-06 Revital Eres <eres@il.ibm.com>
19291 * loop-unroll.c (insert_var_expansion_initialization):
19292 Initialize the expansions with -zero instead of +zero.
19294 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19296 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19297 into pic and non-pic versions. Mark r19 as used for
19298 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19299 for tgd_load, tld_load and tie_load .
19300 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19301 version of tgd_load, tld_load and tie_load depending on the
19304 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19305 Jakub Jelinek <jakub@redhat.com>
19307 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19308 (__do_global_dtors_aux): Use more paranoid loop to run
19309 destructors if HIDDEN_DTOR_LIST_END.
19310 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19312 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19314 * varasm.c (align_variable): Don't increase alignment for
19315 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19316 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19318 2007-05-04 Josh Conner <jconner@apple.com>
19320 * basic-block.h (cdi_direction): Assign values to all enumeration
19322 (dom_computed): Remove.
19323 (dom_info_state): New.
19324 (set_dom_info_availability): New.
19325 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19326 walk_data.dom_direction.
19327 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19328 instead of dom_computed[].
19329 (split_edge): Likewise.
19330 (create_basic_block): Likewise.
19331 (merge_blocks): Likewise.
19332 * ifcvt.c (find_if_header): Likewise.
19333 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19334 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19335 * tree-ssa.c (verify_ssa): Likewise.
19336 * tree-cfg.c (tree_verify_flow_info): Likewise.
19337 (remove_edge_and_dominated_blocks): Likewise.
19338 * dominance.c (dom_computed): Make static.
19339 (calc_dfs_tree_nonrec): Change third param to a bool.
19340 (calc_dfs_tree): Change second param to a bool.
19341 (calc_idioms): Change second param to a bool. Use
19342 dom_convert_dir_to_idx.
19343 (init_dom_info): Validate dir before using.
19344 (dom_convert_dir_to_idx): New.
19345 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19346 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19347 (free_dominance_info): Use dom_convert_dir_to_idx.
19348 (get_immediate_dominator): Likewise.
19349 (set_immediate_dominator): Likewise.
19350 (get_dominated_by): Likewise.
19351 (redirect_immediate_dominators): Likewise.
19352 (nearest_common_denominator): Likewise.
19353 (dominated_by_p): Likewise.
19354 (bb_dom_dfs_in): Likewise.
19355 (bb_dom_dfs_out): Likewise.
19356 (recount_dominator): Likewise.
19357 (iterate_fix_dominators): Likewise.
19358 (add_to_dominance_info): Likewise.
19359 (delete_from_dominance_info): Likewise.
19360 (first_dom_son): Likewise.
19361 (next_dom_son): Likewise.
19362 (dom_info_available_p): Likewise.
19363 (dom_info_state): New.
19364 (set_dom_info_availability): New.
19366 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19368 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19370 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19372 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19374 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19375 (subdi3, subdi_carry): Delete.
19377 2007-05-04 Jan Hubicka <jh@suse.cz>
19378 Richard Guenther <rguenther@suse.de>
19380 * opts.c (decode_options): Do not fiddle with inlining
19381 parameters in case of optimizing for size.
19382 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19383 for size do nothing.
19384 (cgraph_decide_inlining_of_small_function): When optimizing for
19385 size never inline functions increasing caller size.
19386 (cgraph_early_inlining): Inline for size when optimizing for size.
19388 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19390 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19391 logical operations piecewise.
19392 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19393 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19394 subdi_sesidi_di): Delete.
19395 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19396 the generated sequence. Allow three-reg add in constraints. Rewrite
19397 the rtl expression for carry to avoid zero_extend of a constant.
19398 (sub_with_carry): New pattern.
19399 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19400 different sequence not involving jumps.
19401 (notbi): Now a named pattern.
19403 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19405 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19406 Add the note about a significant loss of accuracy of some
19407 mathematical routines when these options are used.
19409 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19411 * haifa-sched.c (rtx_vec_t): New typedef.
19412 (contributes_to_priority_p): Extract piece of priority () into new
19414 (priority): Use the function. Add assertion.
19415 (rank_for_schedule, set_priorities): Add assertion to check that
19416 insn's priority is initialized.
19417 (clear_priorities, calc_priorities): Change signature. Make it update
19418 all relevant insns. Update all callers ('add_to_speculative_block ()'
19419 and 'create_block_check_twin ()').
19420 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19421 Add new field 'priority_status'.
19422 (INSN_PRIORITY_STATUS): New macro.
19423 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19425 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19427 * sched-ebb.c (debug_ebb_dependencies): New static function.
19428 (init_ready_list): Use it.
19430 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19431 with changed signature and 'debug_rgn_dependencies ()'.
19432 (debug_rgn_dependencies): New static function.
19433 (init_ready_list): Use it.
19435 * sched-int.h (debug_dependencies): Declare.
19437 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19439 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19441 2007-05-04 Dirk Mueller <dmueller@suse.de>
19443 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19445 2007-05-03 Jan Hubicka <jh@suse.cz>
19447 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19448 ((T1)X op (T1)Y), for pointer type in more cases than before.
19450 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19452 * tree-object-size.c (plus_expr_object_size): When operand size is
19453 unknown, return unknown.
19455 2007-05-03 Dirk Mueller <dmueller@suse.de>
19457 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19459 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19462 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19464 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19466 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19468 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19470 * config/soft-fp/double.h, config/soft-fp/extended.h,
19471 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19472 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19473 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19474 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19477 2007-05-03 Ian Lance Taylor <iant@google.com>
19479 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19480 MASK_PPC_GFXOPT for 8540 or 8548.
19482 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19484 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19485 vect_print_dump_info() to output debug information.
19487 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19490 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19491 operands of size 2 when operand is not MEM_P.
19493 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19495 PR tree-optimization/30565
19496 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19498 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19500 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19501 (umulsi3_highpart): Use them.
19502 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19503 for final accumulator to D regisster tranfser.
19505 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19507 PR tree-optimization/31699
19508 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19510 (vect_enhance_data_refs_alignment): Compute peel amount using
19511 TYPE_VECTOR_SUBPARTS instead of vf.
19512 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19514 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19517 * system.h: Remove inclusion of double-int.h
19518 * tree.h: Include double-int.h
19519 * gengtype.c: Likewise
19520 * cfgloop.h: Likewise
19521 * Makefile.in: Adjust dependencies on double-int.h
19523 2007-05-02 Eric Christopher <echristo@apple.com>
19525 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19526 -shared to -Zdynamiclib.
19528 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19531 * c-common.c (strip_pointer_or_array_types): New function.
19532 * c-common.h (strip_pointer_or_array_types): New function declaration.
19534 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19536 PR tree-optimization/31771
19537 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19539 2007-05-02 Paul Brook <paul@codesourcery.com>
19541 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19543 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19545 PR middle-end/29715
19546 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19549 2007-05-02 Nick Clifton <nickc@redhat.com>
19551 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19553 2007-05-02 Richard Guenther <rguenther@suse.de>
19555 PR tree-optimization/31146
19556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19557 argument, single_use_p. If we have a single use that is
19558 a conversion to the definition rhs type, propagate that rhs.
19559 (forward_propagate_addr_expr): Pass single_use_p argument
19560 to forward_propagate_addr_expr_1.
19562 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19564 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19567 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19569 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19570 'AMD Family 10 core'.
19572 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19574 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19575 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19576 with SSE3 instruction set support.
19577 * doc/invoke.texi: Likewise.
19579 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19581 * config/i386/i386.c (override_options): Tuning 32-byte loop
19582 alignment for amdfam10 architecture. Increasing the max loop
19583 alignment to 24 bytes.
19585 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19587 * config/m68k/constraints.md: New.
19588 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19589 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19590 EXTRA_CONSTRAINT): Remove.
19591 * config/m68k/m68k.md: Include constraints.md.
19592 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19594 2007-05-01 Ian Lance Taylor <iant@google.com>
19596 PR tree-optimization/31739
19597 * tree-vrp.c (vrp_val_is_max): New static function.
19598 (vrp_val_is_min): New static function.
19599 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19601 (set_value_range): Use vrp_val_is_{max,min}.
19602 (extract_range_from_assert): Likewise.
19603 (extract_range_from_binary_expr): Likewise.
19604 (extract_range_from_unary_expr): Likewise.
19605 (dump_value_range, vrp_meet): Likewise.
19606 (vrp_visit_phi_node): Likewise.
19607 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19609 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19611 * config/i386/gmon-sol2.c (size_t): New type.
19612 (intptr_t): Likewise.
19613 (s_textsize): Declare as size_t.
19615 (monstartup): Use size_t for sizes.
19616 (_mcount): Save and restore registers.
19617 (internal_mcount): Pass 0 as the first argument to monstartup
19619 (moncontrol): Convert pointer to appropriately sized integer
19620 before passing to profil.
19622 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19624 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19625 __NO_FPRS__, not just if _SOFT_DOUBLE.
19626 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19627 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19628 also for E500 double.
19629 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19630 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19633 2007-05-01 Richard Guenther <rguenther@suse.de>
19635 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19638 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19640 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19642 2007-05-01 Jan Hubicka <jh@suse.cz>
19644 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19647 2007-05-01 Jan Hubicka <jh@suse.cz>
19649 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19650 (maybe_fold_offset_to_reference): Declare.
19651 * fold-const.c (fold_unary): Do not fold
19652 (type *)&A into &A->field_of_type_and_offset_0
19653 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19654 size is unknown, give up.
19655 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19657 (maybe_fold_offset_to_reference): New.
19658 (maybe_fold_stmt_indirect): Use it.
19659 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19660 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19662 (gimplify_expr): Likewise for plus_expr.
19664 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19666 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19667 bsi_after_labels. Always insert statements before bsi.
19668 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19669 * predict.c (apply_return_prediction): Check for empty blocks.
19670 * cfgexpand.c (lab_rtx_for_bb): New variable.
19671 (label_rtx_for_bb): Do not create new tree labels.
19672 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19673 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19674 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19676 (label_for_bb): Add field used.
19677 (update_eh_label, main_block_label): Mark the label used.
19678 (cleanup_dead_labels): Remove unused labels.
19680 2007-05-01 Richard Guenther <rguenther@suse.de>
19682 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19683 if it is not about to be set.
19684 (get_value_range): Do not pre-allocate equiv bitmap.
19685 (update_value_range): No need to clear equiv field.
19686 (add_equivalence): Change prototype to get bitmap pointer.
19687 Allocate bitmap here if it is not already.
19688 (extract_range_from_assert): Do not allocate bitmap here.
19689 Update callers to add_equivalence.
19690 (extract_range_from_ssa_name): Likewise.
19691 (get_vr_for_comparison): New static helper.
19692 (compare_name_with_value): Handle NULL equiv bitmap by
19693 peeling the first iteration of the comparison loop.
19694 Use get_vr_for_comparison.
19695 (compare_names): Handle NULL equiv bitmaps by using fake
19696 ones. Use get_vr_for_comparison.
19698 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19700 * double-int.c (mpz_set_double_int): Moved from
19701 tree-ssa-loop-niter.c.
19702 (mpz_get_double_int): Likewise; also, add option to wrap
19703 out-of-range integers.
19704 * double-int.h: New prototypes for above.
19705 * tree.c (get_static_type_bounds): Moved from
19706 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19707 TYPE_MAX_VALUE if they exist..
19708 * tree.h: New prototype for above.
19709 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19710 get_type_bounds calls.
19711 (mpz_set_double_int): Move to double-int.c.
19712 (get_type_bounds): Move to tree.c, rename to
19713 get_static_type_bounds.
19714 (mpz_to_double_int): Move to double-int.c, rename to
19715 mpz_get_double_int.
19717 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19719 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19720 DIV0 exception can fall through to a normal return.
19722 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19724 PR middle-end/22156
19725 Temporarily revert:
19726 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19727 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19728 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19729 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19730 initialize align to silence bogus warning.
19731 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19732 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19734 (struct sra_walk_fns): Remove use_all parameter from use.
19735 (sra_hash_tree): Handle BIT_FIELD_REFs.
19736 (sra_elt_hash): Don't hash bitfld blocks.
19737 (sra_elt_eq): Skip them in parent compares as well. Handle
19739 (sra_walk_expr): Don't maintain or pass down use_all_p.
19740 (scan_use): Remove use_all parameter.
19741 (scalarize_use): Likewise. Re-expand assignment to
19742 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19743 output, and re-scalarize after output. Don't mark anything
19745 (scalarize_ldst): Adjust.
19746 (scalarize_walk_gimple_modify_statement): Likewise.
19747 (build_element_name_1): Handle BIT_FIELD_REFs.
19748 (instantiate_element): Don't warn for any element whose parent
19749 is used as a whole.
19750 (instantiate_missing_elements_1): Return the sra_elt.
19751 (canon_type_for_field): New.
19752 (try_instantiate_multiple_fields): New.
19753 (instantiate_missing_elemnts): Use them.
19754 (mark_no_warning): Removed.
19755 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19756 (REPLDUP, sra_build_elt_assignment): New.
19757 (generate_copy_inout): Use them.
19758 (generate_element_copy): Likewise. Handle bitfld differences.
19759 (generate_element_zero): Don't recurse for blocks. Use
19760 sra_build_elt_assignment.
19761 (generate_one_element_int): Take elt instead of var. Use
19762 sra_build_elt_assignment.
19763 (generate_element_init_1): Adjust.
19764 (scalarize_use, scalarize_copy): Use REPLDUP.
19765 (scalarize_ldst): Move assert before dereference.
19766 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19768 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19771 * tree.c (reconstruct_complex_type): Reconstruct a reference
19773 Also use the same mode for the pointer as the old pointer type.
19775 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19777 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19780 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19782 PR rtl-optimization/31676
19783 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19784 (df_refs_record): Call it.
19786 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19788 * rtl.def (SS_ABS): New code.
19789 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19790 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19791 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19792 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19793 (bfin_init_builtins): Define them.
19794 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19795 (bfin_expand_builtin): ... and handle the others here.
19796 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19797 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19798 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19799 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19800 operand is only HImode.
19802 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19804 * regclass.c (scan_one_insn): Remove splitting of
19807 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19808 Nigel Stephens <nigel@mips.com>
19810 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19812 2007-04-28 Jan Hubicka <jh@suse.cz>
19814 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19815 insn_locators_alloc instead of insn_locators_initialize;
19816 call reset_block_changes.
19817 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19818 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19819 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19820 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19821 * config/score/score.c (th_output_mi_thunk): Likewise.
19822 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19823 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19824 tolerate uninitialized locator info.
19827 * function.c (init_function_start): Don't init line number info.
19828 (expand_function_end): Update.
19829 (reset_block_changes, record_block_change, finalize_block_changes,
19830 check_block_change, free_block_changes): Kill.
19831 * function.h (reset_block_changes, record_block_change,
19832 finalize_block_changes, check_block_change, free_block_changes):
19834 (struct function): Remove ib_boundaries_block.
19835 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19836 Use curr_insn_locator to initialize locator.
19837 (emit_line_note): Remove.
19838 * cfgexpand.c (expand_gimple_cond_expr): Update.
19839 (construct_exit_block): Likewise.
19840 (tree_expand_cfg): Initialize/finalize locators.
19841 * expr.c (expand_expr_real): Update.
19842 * cfglayout.c (line_locators_locs, line_locators_lines,
19843 file_locators_locs, file_locators_files): Remove.
19844 (set_block_levels): Move to cfgexpand.c.
19845 (insn_locators_initialize): Remove.
19846 (pass_insn_locators_initialize): Remove.
19847 (locations_locators_locs, locations_locators_vals): New static vars.
19848 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19850 (insn_locators_alloc, insn_locators_finalize,
19851 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19853 (locator_location): New.
19854 (locator_line, locator_file): Rewrite.
19855 * rtl.h (emit_line_note): Kill.
19856 (insn_locators_alloc, insn_locators_finalize,
19857 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19859 * tree-inline.c (initialize_cfun): Do not initialize
19860 ib_boundaries_block.
19861 * passes.c (pass_insn_locators_initialize): Remove.
19863 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19865 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19866 info. Update last_basic_block correctly.
19868 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19871 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19872 register itself to hold the offset constant. Tell flow the use
19873 of r4 and r5 when they are used.
19875 2007-04-27 Richard Guenther <rguenther@suse.de>
19877 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19878 if we simplified anything.
19879 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19880 warnings until we did a simplification and the stmt was not
19881 marked as TREE_NO_WARNING.
19883 2007-04-27 Mike Stump <mrs@apple.com>
19885 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19887 2007-04-27 Ian Lance Taylor <iant@google.com>
19889 PR middle-end/31710
19890 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19891 TYPE_MAX_VALUE exist, convert them to the new type.
19893 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19895 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19896 if it claims to be available.
19897 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19898 edge is redirected.
19899 (perform_tree_ssa_dce): Always free postdominators.
19901 2007-04-27 Richard Henderson <rth@redhat.com>
19903 * config/alpha/predicates.md (aligned_memory_operand): Mark
19904 as define_special_predicate.
19905 (unaligned_memory_operand, normal_memory_operand): Likewise.
19906 (reg_or_unaligned_mem_operand): Remove.
19907 (any_memory_operand): Match the documentation and check for
19908 non-renumbered pseudos during reload.
19909 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19910 alpha_secondary_reload_class, update to new interface, make static.
19911 Handle CQImode like HImode. Remove FP subreg check.
19912 (alpha_expand_mov): Use replace_equiv_address.
19913 (alpha_expand_mov_nobwx): Use any_memory_operand.
19914 (TARGET_SECONDARY_RELOAD): New.
19915 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19916 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19917 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19918 * config/alpha/alpha.md: ... here.
19919 (RELOAD12, reloadmode): New.
19921 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19922 Don't handle the aligned case here.
19923 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19924 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19925 reload_inhi_help. Don't expect a scratch register.
19926 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19928 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19930 2007-04-27 Richard Guenther <rguenther@suse.de>
19932 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19934 2007-04-27 Richard Guenther <rguenther@suse.de>
19936 PR tree-optimization/30965
19937 PR tree-optimization/30978
19938 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19939 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19940 (find_equivalent_equality_comparison): Likewise.
19941 (simplify_cond): Likewise.
19942 (get_prop_source_stmt): New helper.
19943 (get_prop_dest_stmt): Likewise.
19944 (can_propagate_from): Likewise.
19945 (remove_prop_source_from_use): Likewise.
19946 (combine_cond_expr_cond): Likewise.
19947 (forward_propagate_comparison): New function.
19948 (forward_propagate_into_cond): Rewrite to use fold for
19950 (tree_ssa_forward_propagate_single_use_vars): Call
19951 forward_propagate_comparison to propagate comparisons.
19953 2007-04-27 Richard Guenther <rguenther@suse.de>
19955 PR tree-optimization/31715
19956 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19957 sure to do computation on the offset in an appropriate
19960 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19962 * reload.h (elimination_target_reg_p): Declare.
19963 * reload.c (find_reloads): Don't apply the reg_rtx move
19964 optimization if the SET_DEST satisfies elimination_target_reg_p.
19965 * reload1.c (elimination_target_reg_p): New function.
19966 (gen_reload): In the move/add2 fallback, make sure that op0
19967 does not overlap the destination register.
19969 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19971 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19972 transform only GIMPLE_MODIFY_STMTs.
19973 * tree-complex.c (expand_complex_operations_1): Ditto.
19974 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19975 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19976 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19978 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19979 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19980 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19981 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19982 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19983 slpeel_add_loop_guard): Ditto.
19984 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19985 * lambda-code.c (perfect_nestify): Ditto.
19986 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19987 before the first statement.
19988 * tree-optimize.c (execute_free_datastructures): Fix comments.
19989 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19990 * tree-flow.h (disband_implicit_edges): Declaration removed.
19991 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19993 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19994 COND_EXPRs without gotos.
19995 (disband_implicit_edges, has_label_p): Removed.
19996 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19997 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19999 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20001 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20002 also for COND_EXPRs.
20003 * cfgexpand.c (label_rtx_for_bb): New function.
20004 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20005 Use label_rtx_for_bb to find the labels.
20006 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20007 last block. Detect fallthru edges.
20009 2007-04-26 Ian Lance Taylor <iant@google.com>
20012 * reload.c (find_reloads_subreg_address): If the address was valid
20013 in the original mode but not in the new mode, reload the whole
20016 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20018 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20019 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20020 (cleanup_control_expr_graph): Do not invalidate dominance info.
20021 Record altered blocks.
20022 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20023 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20024 cleanup_tree_cfg_bb): New functions.
20025 (remove_forwarder_block): Do not maintain the worklist of blocks.
20026 Record altered blocks.
20027 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20028 not over whole cfg.
20029 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20030 delete_unreachable_blocks if dominators are not available.
20031 * tree-inline.c (optimize_inline_calls): Free dominance information
20033 * tree-flow.h (remove_edge_and_dominated_blocks,
20034 cfgcleanup_altered_bbs): Altered.
20035 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20037 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20039 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20040 do not invalidate dominators.
20042 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20044 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20045 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20046 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20047 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20049 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20051 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20053 2007-04-26 Richard Guenther <rguenther@suse.de>
20055 PR tree-optimization/31703
20056 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20057 the right type for the target of the bittest.
20059 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20061 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20062 ix86_sol10_return_in_memory.
20064 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20066 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20069 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20072 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20074 PR tree-optimization/30558
20075 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20076 clear this_state.prev_try.
20078 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20079 Mark Mitchell <mark@codesourcery.com>
20081 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20082 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20083 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20085 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20088 * doc/invoke.texi (%:print-asm-header): Document.
20089 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20091 (static_spec_functions): Add print-asm-header.
20092 (main): Print a banner before the --target-help linker options.
20093 (print_asm_header_spec_function): New function.
20095 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20098 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20099 (movsf_ie): Likewise.
20101 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20103 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20105 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20107 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20108 exception for divide-by-zero.
20109 (__umodsi3, __modsi3): Likewise.
20111 2007-04-25 Dirk Mueller <dmueller@suse.de>
20113 * c-typeck.c (build_compound_expr): Annotate warning()
20114 call with OPT_Wunused_value.
20115 * tree-ssa.c (warn_uninit): Annotate warning with
20117 * c-common.c (handle_sentinel_attribute): Annotate warning
20118 call with OPT_Wattributes.
20120 2007-04-25 Thiemo Seufer <ths@mips.com>
20122 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20123 (mips16): Fix typo.
20124 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20125 on to the assembler. Improve handling of -mno-mips16. Add handling
20126 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20127 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20128 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20129 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20131 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20134 * config/i386/winnt.c (i386_pe_file_end): Strip only
20135 USER_LABEL_PREFIX when writing export name.
20137 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20139 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20140 sh/elf.h, vx-common.h and vxworks.h.
20141 * config/sh/sh.h: Include config/vxworks-dummy.h.
20142 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20143 (OVERRIDE_OPTIONS): Use it.
20144 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20145 (vxworks_picreg): New pattern.
20146 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20147 VXWORKS_OS_CPP_BUILTINS.
20148 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20149 to their VXWORKS_* equivalents.
20150 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20151 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20152 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20153 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20154 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20155 -mrtp/-fPIC multilibs.
20156 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20157 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20158 (MULTILIB_OSDIRNAMES): Delete.
20160 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20163 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20165 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20167 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20168 rounding mode to be specified by the caller.
20169 (real_to_mpfr) Likewise.
20170 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20171 include new arguments.
20172 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20174 2007-04-24 Ian Lance Taylor <iant@google.com>
20176 PR tree-optimization/31605
20177 * tree-vrp.c (set_value_range): Check that min and max are not
20178 both overflow infinities.
20179 (set_value_range_to_value): New static function.
20180 (extract_range_from_binary_expr): Call set_value_range_to_value.
20181 (extract_range_from_cond_expr): Likewise.
20182 (extract_range_from_expr): Likewise.
20183 (extract_range_from_unary_expr): Likewise. Don't create a range
20184 which overflows on both sides.
20185 (vrp_meet): Check for a useless range.
20186 (vrp_visit_phi_node): If we see a constant which looks like an
20187 overflow infinity, turn off the TREE_OVERFLOW flag.
20189 2007-04-24 Ian Lance Taylor <iant@google.com>
20191 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20193 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20195 PR diagnostic/25923
20196 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20197 diagnostic message is being built.
20198 * tree-pretty-print.c (dump_generic_node): Only write the
20199 formatted text into BUFFER's stream if we are not building a
20200 diagnostic message.
20201 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20203 * Makefile.in (toplev.o): Depend on tree-pass.h.
20205 2007-04-24 Ian Lance Taylor <iant@google.com>
20207 PR tree-optimization/31602
20208 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20209 conditionals in the copied loop header.
20210 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20211 warnings if TREE_NO_WARNING is set.
20212 * doc/invoke.texi (Warning Options): Clarify that
20213 -Wstrict-overflow does not warn about loops.
20215 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20217 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20218 expand on the comment about _Decimal128 arguments and check the
20219 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20220 that _Decimal128 argument uses even/odd register pair.
20221 (function_arg): Ditto.
20223 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20225 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20226 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20228 2007-04-24 Richard Guenther <rguenther@suse.de>
20229 Olga Golovanevsky <olga@il.ibm.com>
20231 * fold-const.c (multiple_of_p): Check for bottom
20234 2007-04-24 Richard Henderson <rth@redhat.com>
20236 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20237 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20238 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20239 looking for non-zero bits shifted out. Avoid a recursive call
20240 when constructing the scalar.
20241 (__floatundisf): Likewise.
20243 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20245 * dwarf2out.c (field_byte_offset): Move the existing logic
20246 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20247 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20249 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20252 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20253 length argument of 0 for memset.
20254 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20255 unsigned shift instead of the signed variant.
20257 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20259 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20260 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20261 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20262 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20263 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20264 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20265 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20266 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20267 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20268 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20269 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20270 "mul<mode>3", "div<mode>3"): Insn definitions added.
20271 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20272 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20273 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20274 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20275 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20276 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20277 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20278 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20279 TARGET_FLOAT_FORMAT): Macro definitions removed.
20280 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20281 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20282 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20283 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20284 (s390_gen_rtx_const_DI): Function removed.
20285 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20287 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20289 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20290 over an external ffs function.
20292 2007-04-24 Chao-ying Fu <fu@mips.com>
20293 Richard Sandiford <richard@nildram.co.uk>
20295 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20296 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20297 (smadd_widen_optab, umadd_widen_optab): Define.
20298 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20300 * genopinit.c (optabs): Fill in smadd_widen_optab and
20302 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20303 and umadd_widen_optab to implement multiply-add sequences.
20304 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20305 (<u>maddsidi4): ...this. Extend condition to include
20306 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20307 of operand 0 to "ka" and use the three-operand form of madd<u>
20309 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20311 * config/mips/constraints.md (ka): New register constraint.
20313 2007-04-24 Jan Hubicka <j@suse.cz>
20317 2007-04-23 Jan Hubicka <jh@suse.cz>
20318 * function.c (init_function_start): Don't init line number info.
20319 (expand_function_end): Update.
20320 (reset_block_changes, record_block_change, finalize_block_changes,
20321 check_block_change, free_block_changes): Kill.
20322 * function.h (reset_block_changes, record_block_change,
20323 finalize_block_changes, check_block_change, free_block_changes):
20325 (struct function): Remove ib_boundaries_block.
20326 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20327 Use curr_insn_locator to initialize locator.
20328 (emit_line_note): Remove.
20329 * cfgexpand.c (expand_gimple_cond_expr): Update.
20330 (construct_exit_block): Likewise.
20331 (tree_expand_cfg): Initialize/finalize locators.
20332 * expr.c (expand_expr_real): Update.
20333 * cfglayout.c (line_locators_locs, line_locators_lines,
20334 file_locators_locs, file_locators_files): Remove.
20335 (set_block_levels): Move to cfgexpand.c.
20336 (insn_locators_initialize): Remove.
20337 (pass_insn_locators_initialize): Remove.
20338 (locations_locators_locs, locations_locators_vals): New static vars.
20339 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20341 (insn_locators_alloc, insn_locators_finalize,
20342 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20344 (locator_location): New.
20345 (locator_line, locator_file): Rewrite.
20346 * rtl.h (emit_line_note): Kill.
20347 (insn_locators_alloc, insn_locators_finalize,
20348 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20350 * tree-inline.c (initialize_cfun): Do not initialize
20351 ib_boundaries_block.
20352 * passes.c (pass_insn_locators_initialize): Remove.
20354 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20356 * doc/invoke.texi: Removed leading '-' from option index entries.
20358 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20360 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20362 (create_phi_node): Use set_phi_nodes.
20363 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20364 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20365 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20366 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20367 (bsi_start, bsi_last): Use bb_stmt_list.
20368 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20369 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20370 Traverse the statements using tsi iterator.
20371 * basic-block.h (struct basic_block_def): Fields stmt_list
20372 and phi_nodes moved to ...
20373 (struct tree_bb_info): ... new structure.
20374 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20375 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20376 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20377 (tree_verify_flow_info): Verify that il.tree is not set for
20378 entry and exit block.
20379 (tree_split_block): Use set_bb_stmt_list.
20381 2007-04-23 Mike Stump <mrs@apple.com>
20383 * config/i386/i386.c (ix86_tune_features
20384 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20387 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20389 * config/i386/i386.md (prefix_extra): New attribute.
20390 (length): Add prefix_extra.
20392 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20393 (sse2_movntv2di): Likewise.
20394 (sse2_cvtps2dq): Likewise.
20395 (sse2_cvtpd2pi): Likewise.
20396 (sse2_cvttpd2pi): Likewise.
20397 (*sse2_cvtpd2ps): Likewise.
20398 (*add<mode>3): Likewise.
20399 (sse2_ssadd<mode>3): Likewise.
20400 (sse2_usadd<mode>3): Likewise.
20401 (*sub<mode>3): Likewise.
20402 (sse2_sssub<mode>3): Likewise.
20403 (sse2_ussub<mode>3): Likewise.
20404 (*mulv8hi3): Likewise.
20405 (*smulv8hi3_highpart): Likewise.
20406 (*umulv8hi3_highpart): Likewise.
20407 (sse2_umulv2siv2di3): Likewise.
20408 (sse2_pmaddwd): Likewise.
20409 (ashr<mode>3): Likewise.
20410 (lshr<mode>3): Likewise.
20411 (ashl<mode>3): Likewise.
20412 (sse2_ashlti3): Likewise.
20413 (sse2_lshrti3): Likewise.
20414 (*umaxv16qi3): Likewise.
20415 (*smaxv8hi3): Likewise.
20416 (*uminv16qi3): Likewise.
20417 (*sminv8hi3): Likewise.
20418 (sse2_eq<mode>3): Likewise.
20419 (sse2_gt<mode>3): Likewise.
20420 (*and<mode>3): Likewise.
20421 (sse2_nand<mode>3): Likewise.
20422 (*ior<mode>3): Likewise.
20423 (*xor<mode>3): Likewise.
20424 (sse2_packsswb): Likewise.
20425 (sse2_packssdw): Likewise.
20426 (sse2_packuswb): Likewise.
20427 (sse2_punpckhbw): Likewise.
20428 (sse2_punpcklbw): Likewise.
20429 (sse2_punpckhwd): Likewise.
20430 (sse2_punpcklwd): Likewise.
20431 (sse2_punpckhdq): Likewise.
20432 (sse2_punpckldq): Likewise.
20433 (sse2_punpckhqdq): Likewise.
20434 (sse2_punpcklqdq): Likewise.
20435 (*sse2_pinsrw): Likewise.
20436 (*sse2_pextrw): Likewise.
20437 (sse2_pshufd_1): Likewise.
20438 (sse2_uavgv16qi3): Likewise.
20439 (sse2_uavgv8hi3): Likewise.
20440 (sse2_psadbw): Likewise.
20441 (sse2_pmovmskb): Likewise.
20442 (*sse2_maskmovdqu): Likewise.
20443 (*sse2_maskmovdqu_rex64): Likewise.
20444 (sse4a_extrqi): Likewise.
20445 (sse4a_extrq): Likewise.
20446 (sse3_lddqu): Set prefix_rep.
20447 (sse3_addsubv4sf3): Likewise.
20448 (sse3_haddv4sf3): Likewise.
20449 (sse3_hsubv4sf3): Likewise.
20450 (sse_cvtss2si): Likewise.
20451 (sse_cvtss2si_2): Likewise.
20452 (sse_cvtss2siq): Likewise.
20453 (sse_cvtss2siq_2): Likewise.
20454 (sse_cvttss2si): Likewise.
20455 (sse_cvttss2siq): Likewise.
20456 (sse2_cvttps2dq): Likewise.
20457 (sse3_movshdup): Likewise.
20458 (sse3_movsldup): Likewise.
20459 (sse2_cvtsd2si): Likewise.
20460 (sse2_cvtsd2si_2): Likewise.
20461 (sse2_cvtsd2siq): Likewise.
20462 (sse2_cvtsd2siq_2): Likewise.
20463 (sse2_cvttsd2si): Likewise.
20464 (sse2_cvttsd2siq): Likewise.
20465 (*sse2_cvtpd2dq): Likewise.
20466 (*sse2_cvttpd2dq): Likewise.
20467 (sse2_pshuflw_1): Likewise.
20468 (sse2_pshufhw_1): Likewise.
20469 (sse4a_insertqi): Likewise.
20470 (sse4a_insertq): Likewise.
20471 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20472 (ssse3_phadddv4si3): Likewise.
20473 (ssse3_phaddswv8hi3): Likewise.
20474 (ssse3_phsubwv8hi3): Likewise.
20475 (ssse3_phsubdv4si3): Likewise.
20476 (ssse3_phsubswv8hi3): Likewise.
20477 (ssse3_pmaddubswv8hi3): Likewise.
20478 (ssse3_pmulhrswv8hi3): Likewise.
20479 (ssse3_pshufbv16qi3): Likewise.
20480 (ssse3_psign<mode>3): Likewise.
20481 (ssse3_palignrti): Likewise.
20482 (abs<mode>2): Likewise.
20483 (ssse3_phaddwv4hi3): Set prefix_extra.
20484 (ssse3_phadddv2si3): Likewise.
20485 (ssse3_phaddswv4hi3): Likewise.
20486 (ssse3_phsubwv4hi3): Likewise.
20487 (ssse3_phsubdv2si3): Likewise.
20488 (ssse3_phsubswv4hi3): Likewise.
20489 (ssse3_pmaddubswv4hi3): Likewise.
20490 (ssse3_pmulhrswv4hi3): Likewise.
20491 (ssse3_pshufbv8qi3): Likewise.
20492 (ssse3_psign<mode>3): Likewise.
20493 (ssse3_palignrdi): Likewise.
20494 (abs<mode>2): Likewise.
20495 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20496 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20497 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20499 2007-04-23 Nick Clifton <nickc@redhat.com>
20501 * params.def: Fix formatting of emacs local variables.
20503 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20505 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20506 move if inter-unit move isn't allowed.
20507 Don't split moving the first element of V2DI to DI to inter-unit
20508 move if inter-unit move isn't allowed.
20510 2007-04-23 Richard Guenther <rguenther@suse.de>
20512 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20513 and CDI_POST_DOMINATORS separately.
20515 2007-04-23 Nick Clifton <nickc@redhat.com>
20517 * c.opt (Wformat-contains-nul): Add warning attribute.
20519 2007-04-23 Jan Hubicka <jh@suse.cz>
20521 * function.c (init_function_start): Don't init line number info.
20522 (expand_function_end): Update.
20523 (reset_block_changes, record_block_change, finalize_block_changes,
20524 check_block_change, free_block_changes): Kill.
20525 * function.h (reset_block_changes, record_block_change,
20526 finalize_block_changes, check_block_change, free_block_changes):
20528 (struct function): Remove ib_boundaries_block.
20529 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20530 Use curr_insn_locator to initialize locator.
20531 (emit_line_note): Remove.
20532 * cfgexpand.c (expand_gimple_cond_expr): Update.
20533 (construct_exit_block): Likewise.
20534 (tree_expand_cfg): Initialize/finalize locators.
20535 * expr.c (expand_expr_real): Update.
20536 * cfglayout.c (line_locators_locs, line_locators_lines,
20537 file_locators_locs, file_locators_files): Remove.
20538 (set_block_levels): Move to cfgexpand.c.
20539 (insn_locators_initialize): Remove.
20540 (pass_insn_locators_initialize): Remove.
20541 (locations_locators_locs, locations_locators_vals): New static vars.
20542 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20544 (insn_locators_alloc, insn_locators_finalize,
20545 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20547 (locator_location): New.
20548 (locator_line, locator_file): Rewrite.
20549 * rtl.h (emit_line_note): Kill.
20550 (insn_locators_alloc, insn_locators_finalize,
20551 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20553 * tree-inline.c (initialize_cfun): Do not initialize
20554 ib_boundaries_block.
20555 * passes.c (pass_insn_locators_initialize): Remove.
20557 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20559 PR middle-end/31448
20560 * expr.c (reduce_to_bit_field_precision): Handle
20563 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20565 PR tree-optimization/24659
20566 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20567 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20568 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20569 * genopinit.c (optabs): Rename vec_pack_mod_optab
20570 to vec_pack_trunc_optab.
20571 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20572 early for scalar floating point operands for NOP_EXPR.
20573 (vectorizable_type_promotion): Ditto.
20574 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20575 vec_pack_trunc_optab.
20576 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20578 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20579 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20580 Rename from VEC_PACK_MOD_EXPR.
20581 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20582 * expr.c (expand_expr_real_1): Ditto.
20583 * tree-inline.c (estimate_num_insns_1): Ditto.
20584 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20586 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20587 (vec_unpacks_lo_v4sf): Ditto.
20588 (vec_pack_trunc_v2df): Ditto.
20589 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20590 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20591 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20593 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20595 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20597 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20598 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20599 packing of floating point operands.
20600 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20601 represent unpacking of floating point operands.
20602 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20603 [vec_unpacks_hi]: Ditto.
20604 [vec_unpacks_lo]: Ditto.
20606 2007-04-22 Jan Hubicka <jh@suse.cz>
20608 * final.c (rest_of_handle_final): Call
20609 targetm.asm_out.constructor/targetm.asm_out.destructor
20610 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20611 proper priority via decl_*_priority_insert.
20612 * c-common.c (c_expand_body): Likewise.
20614 2007-04-22 Richard Guenther <rguenther@suse.de>
20616 PR tree-optimization/29789
20617 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20618 (rewrite_reciprocal): New helper split out from
20619 determine_invariantness_stmt.
20620 (rewrite_bittest): Likewise.
20621 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20622 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20625 2007-04-22 Revital Eres <eres@il.ibm.com>
20627 * loop-unroll.c (var_to_expand): New field to support also
20628 insns of the form x = something + x.
20629 (analyze_insn_to_expand_var): Use it.
20630 (expand_var_during_unrolling): Likewise.
20632 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20634 * predict.c: Include pointer-set.h.
20635 (bb_predictions): New variable.
20636 (tree_predicted_by_p, tree_predict_edge,
20637 remove_predictions_associated_with_edge): Use bb_predictions map
20638 instead of bb->predictions.
20639 (clear_bb_predictions, assert_is_empty): New functions.
20640 (combine_predictions_for_bb): Use bb_predictions map. Call
20641 clear_bb_predictions.
20642 (tree_estimate_probability): Create and free bb_predictions map.
20643 * Makefile.in (predict.o): Add pointer-set.h dependency.
20644 * basic-block.h (struct basic_block_def): Remove predictions
20646 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20648 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20651 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20654 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20656 * timevar.c (timevar_print): Change reference of --disable-checking to
20657 --enable-checking=release. Also warn if assert checking is disabled.
20659 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20662 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20663 decl as addressable if the compound literal was marked as
20665 Mark the decl as a gimple register if it is a complex or
20666 vector decl and does not live in memory.
20668 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20670 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20671 (GENERIC_NEXT): New function macro.
20672 (PHI_CHAIN): Use phi_node's new chain variable.
20673 (tree_phi_node): Change tree_common to tree_base
20674 and add the chain field.
20675 * tree-phinodes.c (make_phi_node): Don't set
20676 TREE_TYPE on the new node.
20677 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20678 instead of checking GIMPLE_TUPLE_P in chain_next.
20679 * tree-vect-transform.c
20680 (get_initial_def_for_induction): Look at
20681 PHI_RESULT_TREE for the type of the phi node.
20682 (update_vuses_to_preheader): Use PHI_CHAIN
20683 instead of TREE_CHAIN on the phi node.
20684 * tree-ssa-structalias.c (compute_points_to_sets):
20686 (ipa_pta_execute): Likewise.
20688 2007-04-21 Richard Guenther <rguenther@suse.de>
20690 PR middle-end/31136
20691 * fold-const.c (fold_unary): Call fold_convert_const on the
20694 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20696 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20697 (store_killed_in_pat): New.
20699 2007-04-20 Richard Henderson <rth@redhat.com>
20702 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20703 TREE_LIST with a void_type_node value, not void_list_node exactly.
20705 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20707 * doc/standards.texi: Re-arrange into language-specific
20708 subsections. Add a C++ section, documenting which standards we
20711 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20713 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20714 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20716 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20718 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20719 ecrti.o and crtbegin.o.
20720 (LIB_DEFAULT_SPEC): Include -lc.
20721 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20723 2007-04-20 Richard Henderson <rth@redhat.com>
20726 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20727 argument; update all callers.
20728 (get_unaligned_offset): New.
20729 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20730 get_unaligned_address, just pass on the address directly.
20731 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20732 the subreg in the helper patterns.
20733 (unaligned_extendqidi_le): Use get_unaligned_offset.
20734 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20735 (unaligned_extendhidi_be): Likewise.
20736 (unaligned_extendhidi): Tidy.
20737 * config/alpha/alpha-protos.h: Update.
20739 2007-04-20 Richard Henderson <rth@redhat.com>
20741 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20742 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20743 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20744 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20745 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20746 (CPP_SPEC): Don't include %(cpp_subtarget).
20747 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20748 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20749 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20751 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20753 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20754 for __builtin_ia32_cmpordss.
20756 PR tree-optimization/31632
20757 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20758 and arg1 for optimizations of comparison against min/max values.
20759 Fold arg0 to arg1's type for optimizations of comparison against
20760 min+1 and max-1 values.
20762 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20764 * reload.c (combine_reloads): When trying to use a dying register,
20765 check whether it's uninitialized and don't use if so.
20767 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20769 * fold-const.c: Remove prototypes for native_encode_expr and
20770 native_interpret_expr.
20771 (native_encode_expr): Make non-static.
20772 (native_interpret_expr): Likewise.
20773 * tree.h: Add prototypes for the above.
20775 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20777 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20778 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20779 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20780 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20781 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20782 Add length attributes.
20784 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20786 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20789 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20790 __STDC_WANT_DEC_FP__.
20792 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20794 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20795 for long double compatibility.
20796 * configure: Regenerate.
20798 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20800 PR rtl-optimization/29841
20801 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20803 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20804 that may cause control flow transfer from being moved.
20806 2007-04-18 Jan Hubicka <jh@suse.cz>
20808 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20811 2007-04-18 Eric Christopher <echristo@apple.com>
20813 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20814 only. Update operands.
20815 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20816 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20817 link register to pic register.
20819 2007-04-18 Dirk Mueller <dmueller@suse.de>
20821 PR diagnostic/31227
20822 * tree-vrp.c (search_for_addr_array): New.
20823 (check_array_bounds): Suppress warning about
20824 address taken of array refs if its not de-referenced.
20826 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20828 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20829 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20831 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20832 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20833 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20835 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20837 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20839 (vect_analyze_scalar_cycles): Fix indentation.
20840 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20841 (vect_mark_relevant): Include phis in relevance analysis.
20843 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20845 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20847 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20848 output_operand_lossage().
20850 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20852 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20853 the unused code for reduction without adjust-in-epilog to simplify the
20856 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20858 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20859 (S390_TDC_NEGATIVE_ZERO): New constant.
20860 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20861 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20862 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20863 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20864 (S390_TDC_POSITIVE_INFINITY): New constant.
20865 (S390_TDC_NEGATIVE_INFINITY): New constant.
20866 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20867 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20868 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20869 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20870 (S390_TDC_INFINITY): New constant.
20871 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20872 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20873 optimization for UNSPEC_CCZ_TO_INT.
20874 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20875 ("*ccz_to_int"): New insn.
20876 ("isinf<mode>2"): New insn.
20877 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20878 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20879 (UNSPEC_CCZ_TO_INT): New constant.
20881 2007-04-18 Richard Guenther <rguenther@suse.de>
20883 PR tree-optimization/19431
20884 PR tree-optimization/21463
20885 * tree-pass.h (pass_phiprop): Declare.
20886 * passes.c (init_optimization_passes): New phiprop pass.
20887 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20888 (phivn_valid_p): New helper function.
20889 (phiprop_insert_phi): Likewise.
20890 (propagate_with_phi): Likewise.
20891 (tree_ssa_phiprop): New propagator propagating loads
20892 through phi nodes if profitable.
20894 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20896 * tree-vect-analyze.c (process_use): New function.
20897 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20898 Check phis in all bbs.
20899 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20902 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20904 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20907 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20910 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20913 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20915 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20917 (sse_vmmulv4sf3): Likewise.
20918 (sse2_vmaddv2df3): Likewise.
20919 (sse2_vmmulv2df3): Likewise.
20921 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20923 PR rtl-optimization/31360
20924 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20925 (target_reg_cost): New.
20926 (init_set_costs): Initialize target_reg_cost. Add comments
20927 regarding the rationale of the costs.
20928 (global_cost_for_size): Renamed to...
20929 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20930 of register pressure.
20931 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20932 estimate_reg_pressure_cost. Add number of ivs.
20933 (determine_set_costs): Dump target_reg_cost.
20934 * loop-invariant.c (gain_for_invariant): Use
20935 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20936 (best_gain_for_invariant, find_invariants_to_move): Remove
20938 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20939 (target_reg_cost): Declare.
20940 (global_cost_for_size): Declaration removed.
20941 (estimate_reg_pressure_cost): Declare.
20943 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20945 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20946 regnos into even/odd register pairs.
20947 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20948 TDmode similar to the other floating point modes.
20949 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20950 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20952 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20953 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20954 (movdd_hardfloat64): Use TARGET_MFPGPR.
20956 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20958 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20961 2005-01-05 Richard Henderson <rth@redhat.com>
20963 * reload1.c (do_input_reload): Restrict the optimization deleteing
20964 a previous output reload to RELOAD_FOR_INPUT.
20966 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20968 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20969 induc_vec_info_type.
20970 (vectorizable_induction): New function declaration.
20971 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20972 check if already vectorized. Find first place in BB where new stmts
20973 can be inserted. Takes only one argument.
20974 (vectorizable_induction): New function.
20975 (vect_transform_stmt): Add case for induc_vec_info_type to call
20976 vectorizable_induction.
20977 (vect_transform_loop): Consider phis for vectorization.
20978 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20980 (analyze_operations): Call vectorizable_induction when analyzing phis.
20982 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20983 (vect_mark_relevant): Include phis in relevance analysis.
20984 (vect_mark_stmts_to_be_vectorize): Likewise.
20985 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20987 2007-04-16 Lawrence Crowl <crowl@google.com>
20989 * doc/invoke.texi (Debugging Options): Add documentation for the
20990 -femit-struct-debug options -femit-struct-debug-baseonly,
20991 -femit-struct-debug-reduced, and
20992 -femit-struct-debug-detailed[=...].
20994 * c-opts.c (c_common_handle_option): Add
20995 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20996 and OPT_femit_struct_debug_detailed_.
20997 * c.opt: Add specifications for
20998 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20999 and -femit-struct-debug-detailed[=...].
21000 * opts.c (set_struct_debug_option): Parse the
21001 -femit-struct-debug-... options.
21002 * opts.c (matches_main_base, main_input_basename,
21003 main_input_baselength, base_of_path, matches_main_base): Add
21004 variables and functions to compare header base name to compilation
21006 * opts.c (should_emit_struct_debug): Add to determine to emit a
21007 structure based on the option.
21008 (dump_struct_debug) Also disabled function to debug this
21010 * opts.c (handle_options): Save the base name of the
21013 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21014 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21015 This hook indicates if a type is generic. Set it by default
21016 to "never generic".
21017 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21018 to determine if a struct type is generic or not.
21019 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21020 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21021 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21022 with live C++ hook.
21024 * flags.h (enum debug_info_usage): Add an enumeration to describe
21025 a program's use of a structure type.
21026 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21027 to indicate the program's usage of the type. Filter structs based
21028 on the -femit-struct-debug-... specification.
21029 (gen_type_die): Split into two routines, gen_type_die and
21030 gen_type_die_with_usage. gen_type_die is now a wrapper
21031 that assumes direct usage.
21032 (gen_type_die_with_usage): Replace calls to gen_type_die
21033 with gen_type_die_with_usage adding the program usage of
21034 the referenced type.
21035 (dwarf2out_imported_module_or_decl): Suppress struct debug
21036 information using should_emit_struct_debug when appropriate.
21038 2007-04-16 Ian Lance Taylor <iant@google.com>
21040 PR tree-optimization/31522
21041 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21042 (vrp_initialize): Allocate vr_phi_edge_counts.
21043 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21044 executable edge. Drop test for all constants.
21045 (vrp_finalize): Free vrp_phi_edge_counts.
21047 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21048 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21050 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21051 predecessors at head rather than tail.
21053 2007-04-16 Matthias Klose <doko@debian.org>
21055 * config/alpha/linux.h (CPP_SPEC): Define.
21056 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21058 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21060 * function.h: Remove sequence_stack extern declaration.
21062 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21064 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21066 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21069 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21071 * config/avr/avr.c (avr_arch_types): Rearranging array.
21072 (enum avr_arch): Add.
21073 (avr_mcu_types): Use avr_arch enumeration constants instead of
21075 * config/avr/avr.h (LINK_SPEC): Simplify.
21077 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21079 * config/m68k/m68k.c (m68k_libcall_value,
21080 m68k_function_value): Use macros for register names more.
21082 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21084 (M68K_REGNAME): Use A6_REG.
21085 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21087 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21089 PR middle-end/28071
21090 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21091 'pending_read_list_length' and 'pending_write_list_length'. Update
21093 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21094 to handle two length counters instead of one. Update all uses.
21095 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21096 two length counters instead of one.
21097 * sched-rgn.c (propagate_deps): Update to handle two length counters
21100 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21103 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21104 copy of source, pass it to ix86_expand_vector_set and return
21107 2007-04-16 David Ung <davidu@mips.com>
21108 Joseph Myers <joseph@codesourcery.com>
21110 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21111 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21112 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21113 Add 74K processor information.
21114 * config/mips/mips.md: Include 74k.md.
21115 (cpu): Add 74kc,74kf,74kx.
21116 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21117 * config/mips/74k.md: New.
21118 * doc/invoke.texi (MIPS Options): Document 74K support.
21120 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21122 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21123 vectorizable_* functions.
21124 * tree-vect-transform.c (vectorizable_call): Add check for
21125 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21126 (vectorizable_store): likewise.
21127 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21129 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21130 (vectorizable_type_promotion, vectorizable_load): Likewise.
21131 (vectorizable_live_operation, vectorizable_condition): Likewise.
21132 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21134 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21136 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21138 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21139 register numbers more.
21140 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21141 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21142 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21143 FUNCTION_VALUE_REGNO_P): Likewise.
21144 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21145 STATIC_CHAIN_REGNUM): Likewise.
21146 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21147 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21148 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21149 * config/m68k/m68k.md (FP_REG): New.
21151 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21153 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21156 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21158 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21159 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21162 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21164 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21167 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21170 * c-decl.c (finish_decl): Grab the type of the decl after the call
21171 to store_init_value.
21173 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21175 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21177 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21180 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21181 dominators, post dominators and cleanup cfg before returning.
21183 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21185 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21186 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21188 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21190 * config.gcc: Recognize fido.
21191 * config/m68k/m68k-devices.def (fidoa): New.
21192 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21194 (FL_FIDOA, TARGET_FIDOA): New.
21195 * config/m68k/m68k.opt (mfidoa): New.
21197 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21199 PR middle-end/31322
21200 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21201 when a personality function is used.
21203 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21205 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21207 2007-04-13 Mike Stump <mrs@apple.com>
21209 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21211 * config/darwin.opt (fapple-kext): Make C++ only.
21212 * config/darwin.c (darwin_override_options): Remove code to ensure
21213 -fapple-kext is given for C++ only.
21215 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21217 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21218 * config/mips/mips.c (override_options): Call
21219 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21221 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21223 * config/i386/i386.opt (msvr3-shlib): Removed.
21225 * doc/invoke.texi: Remove -msvr3-shlib.
21227 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21229 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21230 with "popcnt" instruction.
21232 2007-04-13 Richard Guenther <rguenther@suse.de>
21234 PR tree-optimization/21258
21235 * tree-vrp.c (compare_case_labels): New helper.
21236 (find_switch_asserts): New function.
21237 (find_assert_locations): Call it for SWITCH_EXPRs.
21239 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21241 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21242 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21243 check is now implied in X87_FLOAT_MODE_P.
21244 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21245 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21246 (fix_trunc<mode>_i386_fisttp): Ditto.
21247 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21248 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21249 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21250 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21251 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21252 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21253 (unnamed_splitters): Ditto.
21254 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21255 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21256 FIRST_SSE_REG for local functions when SSE math is enabled or
21257 for functions with sseregparm attribute.
21258 (standard_80387_constant_p): Return -1 if mode is not
21260 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21261 (ix86_expand_compare): Ditto.
21262 (ix86_expand_carry_flag_compare): Ditto.
21263 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21264 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21265 DECIMAL_FLOAT_MODE_P.
21266 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21267 of SCALAR_FLOAT_MODE_P.
21268 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21269 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21270 checks before FLOAT_MODE_P.
21271 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21272 before FLOAT_MODE_P.
21277 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21279 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21280 Charles Wilson <libtool@cwilson.fastmail.fm>
21282 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21283 (libgcc.mvars): Don't depend on them.
21284 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21285 * exec-tool.in: New.
21287 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21289 * doc/invoke.text (--help): Document --help=common.
21291 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21293 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21295 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21297 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21298 * genemit.c (main): Emit #include "integrate.h".
21299 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21300 (LOADGP_RTP): New mips_loadgp_style.
21301 * config/mips/mips.h: Include config/vxworks-dummy.h.
21302 (TARGET_RTP_PIC): New macro.
21303 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21304 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21305 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21306 for TARGET_RTP_PIC.
21307 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21308 -mvxworks-pic when using -mrtp and a PIC option.
21309 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21311 (mips_symbolic_constant_p, mips_symbolic_address_p)
21312 (mips_symbol_insns): Handle SYMBOL_HALF.
21313 (override_options): Warn about -G and -mrtp being used together.
21314 Initialize mips_lo_relocs[SYMBOL_HALF].
21315 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21316 (mips_emit_loadgp): Handle LOADGP_RTP.
21317 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21318 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21319 (tablejump): Handle function-relative case table entries if
21321 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21323 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21325 * config/mips/mips.md (load_call<mode>): Allow any general register.
21327 (sibcall_value_internal, sibcall_value_multiple_internal)
21328 (call_value_internal, call_value_split, call_value_multiple_internal)
21329 (call_value_multiple_split): Remove constraints from operand 0.
21331 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21333 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21334 rather than loadgp_noshared.
21335 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21336 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21338 * config/mips/mips.md (loadgp): Rename to...
21339 (loadgp_newabi): ...this.
21340 (loadgp_noshared): Rename to...
21341 (loadgp_absolute): ...this.
21343 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21345 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21346 false for locally-binding symbols.
21347 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21349 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21351 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21352 (SYMBOL_GOT_PAGE_OFST): ...this.
21353 (SYMBOL_GOT_GLOBAL): Rename to...
21354 (SYMBOL_GOT_DISP): ...this.
21355 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21356 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21357 * config/mips/mips.c (mips_global_symbol_p): New function.
21358 (mips_symbol_binds_local_p): Likewise.
21359 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21360 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21361 mips_global_symbol_p and mips_symbol_binds_local_p.
21362 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21363 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21364 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21365 SYMBOL_GOTOFF_DISP.
21366 (mips_ok_for_lazy_binding_p): New function.
21367 (mips_load_call_address, mips_expand_call): Use it.
21368 (mips_dangerous_for_la25_p): Likewise.
21369 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21370 (*got_disp<mode>): Use got_disp_operand instead of
21371 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21372 SYMBOL_GOTOFF_GLOBAL.
21373 (*got_page<mode>): Use got_page_ofst_operand instead of
21375 * config/mips/predicates.md (const_call_insn_operand): Use
21376 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21377 (global_got_operand): Rename to...
21378 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21380 (local_got_operand): Rename to...
21381 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21382 of SYMBOL_GOT_LOCAL.
21384 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21386 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21387 TARGET_CALL_CLOBBERED_GP.
21388 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21389 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21390 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21391 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21392 of TARGET_ABICALLS && !TARGET_NEWABI.
21393 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21394 * config/mips/mips.c (mips_load_call_address): Check
21395 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21396 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21397 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21398 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21399 TARGET_ABICALLS && TARGET_NEWABI.
21400 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21402 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21403 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21404 TARGET_ABICALLS && TARGET_NEWABI.
21405 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21406 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21407 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21408 whether indirect calls must use $25.
21409 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21411 * config/mips/mips.md (jal_macro): Check flag_pic and
21412 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21413 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21414 instead of TARGET_ABICALLS.
21415 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21416 TARGET_ABICALLS && TARGET_OLDABI.
21417 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21418 (sibcall): In the comment above the define_insn, mention
21419 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21420 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21421 instead of TARGET_ABICALLS.
21423 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21425 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21426 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21427 (MACFLAGS_MATCH_P): New macro.
21428 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21429 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21430 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21431 the other MACFLAG constants.
21432 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21433 (flag_machi): Tighten constraints. Renumber some of the operands.
21434 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21436 (flag_machi_parts_acconly): New pattern.
21437 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21439 (flag_macinit1hi): Tighten constraints.
21440 (flag_mul_macv2hi_parts_acconly): New pattern.
21442 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21443 Use a more efficient implementation.
21444 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21445 inline sequences when not optimizing for size.
21447 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21448 movhi_high2low): Delete, merge functionality into...
21449 (packv2hi): ... this pattern.
21451 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21452 * config/bfin/bfin.opt (msim): New option.
21453 (mcpu=): New option.
21454 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21455 (bfin_cpu_t): Typedef of enum bfin_cpu.
21456 (bfin_cpu_type): New declaration.
21457 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21458 -msim and -mcpu= options.
21459 (LIB_SPEC): Likewise.
21460 * config/bfin/bfin.c (bfin_cpu_type): Define.
21461 (bfin_handle_option): Handle -mcpu= option.
21462 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21463 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21464 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21466 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21468 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21469 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21470 (powerpc-wrs-vxworksae): Use ${tm_file}.
21471 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21472 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21473 * config/i386/vx-common.h: New file.
21475 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21477 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21480 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21482 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21485 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21489 * c-common.c (c_build_qualified_type): Set canonical type
21492 2007-04-12 Richard Guenther <rguenther@suse.de>
21494 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21495 lower bound and element size if lower bound is not zero
21496 or either of the ARRAY_REF operands is set.
21498 2007-04-12 Richard Guenther <rguenther@suse.de>
21500 PR tree-optimization/24689
21501 PR tree-optimization/31307
21502 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21504 * gimplify.c (canonicalize_addr_expr): To be consistent with
21505 gimplify_compound_lval only set operands two and three of
21506 ARRAY_REFs if they are not gimple_min_invariant. This makes
21507 it never at this place.
21508 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21510 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21512 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21513 null before emitting a .nsubspa directive.
21515 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21517 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21518 need_to_partition_p if there are no memory statements in the
21521 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21523 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21524 (gcd_of_steps_may_divide_p): New function.
21525 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21527 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21529 * reload.c (find_reloads_toplev, find_reloads_address,
21530 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21531 not a pointer equality test, to decide if we need to call
21532 push_reg_equiv_alt_mem.
21534 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21536 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21537 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21539 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21541 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21543 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21544 vector to be positive.
21546 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21550 * doc/invoke.texi: Document --params max-aliased-vops and
21552 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21553 debug_memory_partitions): Move to tree-flow.h
21554 * params.h (AVG_ALIASED_VOPS): Define.
21555 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21557 (mp_info_t): Likewise.
21558 (get_mem_sym_stats_for): New.
21559 (set_memory_partition): Move from tree-flow-inline.h.
21560 (mark_non_addressable): Only clear the set of symbols for the
21561 partition if it exists.
21562 (dump_memory_partitions): Move from tree-ssa-operands.c
21563 (debug_memory_partitions): Likewise.
21564 (need_to_partition_p): New.
21565 (dump_mem_ref_stats): New.
21566 (debug_mem_ref_stats): New.
21567 (dump_mem_sym_stats): New.
21568 (debug_mem_sym_stats): New.
21569 (update_mem_sym_stats_from_stmt): New.
21570 (compare_mp_info_entries): New.
21571 (mp_info_cmp): Call it.
21572 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21574 (get_mpt_for): Move from tree-ssa-operands.c.
21575 (find_partition_for): New.
21576 (create_partition_for): Remove.
21577 (estimate_vop_reduction): New.
21578 (update_reference_counts): New.
21579 (build_mp_info): New.
21580 (compute_memory_partitions): Refactor.
21581 Document new heuristic.
21582 Call build_mp_info, update_reference_counts,
21583 find_partition_for and estimate_vop_reduction.
21584 (compute_may_aliases): Populate virtual operands before
21585 calling debugging dumps.
21586 (delete_mem_sym_stats): New.
21587 (delete_mem_ref_stats): New.
21588 (init_mem_ref_stats): New.
21589 (init_alias_info): Call it.
21590 (maybe_create_global_var): Remove alias_info argument.
21591 Get number of call sites and number of pure/const call sites
21592 from gimple_mem_ref_stats().
21593 (dump_alias_info): Call dump_memory_partitions first.
21594 (dump_points_to_info_for): Show how many times a pointer has
21596 * opts.c (decode_options): For -O2 set --param
21597 max-aliased-vops to 500.
21598 For -O3 set --param max-aliased-vops to 1000 and --param
21599 avg-aliased-vops to 3.
21600 * fortran/options.c (gfc_init_options): Remove assignment to
21602 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21603 * tree-dfa.c (dump_variable): Dump memory reference
21605 Dump NO_ALIAS* settings.
21606 (referenced_var_lookup): Tidy.
21607 (mem_sym_stats): New.
21608 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21609 and ORIG are different SSA names for a memory partition.
21610 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21611 * tree-flow.h (struct mem_sym_stats_d): Define.
21612 (mem_sym_stats_t): Define.
21613 (struct mem_ref_stats_d): Define.
21614 (struct gimple_df): Add field mem_ref_stats.
21615 (enum noalias_state): Define.
21616 (struct var_ann_d): Add bitfield noalias_state.
21617 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21618 debug_mem_ref_stats, debug_memory_partitions,
21619 debug_mem_sym_stats): Declare.
21620 * tree-ssa-structalias.c (update_alias_info): Update call
21621 sites, pure/const call sites and asm sites in structure
21622 returned by gimple_mem_ref_stats.
21623 Remove local variable IS_POTENTIAL_DEREF.
21624 Increase NUM_DEREFS if the memory expression is a potential
21626 Call update_mem_sym_stats_from_stmt.
21627 If the memory references memory, call
21628 update_mem_sym_stats_from_stmt for all the direct memory
21629 symbol references found.
21630 (intra_create_variable_infos): Set noalias_state field for
21631 pointer arguments according to the value of
21632 flag_argument_noalias.
21633 * tree-ssa-structalias.h (struct alias_info): Remove fields
21634 num_calls_found and num_pure_const_calls_found.
21635 (update_mem_sym_stats_from_stmt): Declare.
21636 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21637 Set default value to 100.
21638 (PARAM_AVG_ALIASED_VOPS): Define.
21640 2007-04-11 Richard Guenther <rguenther@suse.de>
21642 PR middle-end/31530
21643 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21644 a * -b + c as c - a * b if we honor sign dependent rounding.
21646 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21648 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21649 bfin_expand_strmov.
21650 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21651 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21653 (initialize_trampoline): Don't use old-style function definition.
21654 (bfin_secondary_reload): Mark IN_P argument as unused.
21656 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21658 PR tree-optimization/31343
21659 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21660 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21661 * testsuite/gcc.dg/vect/pr31343.c: New.
21663 2007-04-10 Eric Christopher <echristo@apple.com>
21665 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21666 * config/i386/i386.md (*cmpfp0): Use.
21667 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21668 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21669 (fix_trunc<mode>_i386_fisttp): Ditto.
21670 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21671 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21672 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21673 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21674 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21675 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21676 (unnamed_splitters): Ditto.
21677 * config/i386/i386.c (output_fix_trunc): Assert that
21678 we're not being passed a TFmode operand.
21680 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21682 PR tree-optimization/31526
21683 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21684 n_basic_blocks to find newly added blocks.
21686 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21688 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21690 (fix_trunc<mode>si_sse): Ditto.
21691 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21692 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21693 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21694 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21695 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21696 expander using SSEMODEF mode macro.
21697 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21698 expander using SSEMODEF mode macro.
21699 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21700 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21701 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21702 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21703 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21704 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21705 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21706 Macroize insn using X87MODEF mode macro.
21708 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21710 * config/i386/sse.md (sse2_pinsrw): Removed.
21711 (sse2_pextrw): Renamed to ...
21712 (*sse2_pextrw): This.
21714 2007-04-09 Jan Hubicka <jh@suse.cz>
21717 * config/i386/sse.md
21718 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21719 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21720 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21721 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21723 2007-04-09 Jan Hubicka <jh@suse.cz>
21725 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21726 multiple fields of union.
21728 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21730 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21731 (create_preheaders): Check that loops are available.
21732 (fix_loop_structure): Clean up, improve comments.
21733 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21734 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21736 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21737 * predict.c (tree_estimate_probability): Do not call
21738 calculate_dominance_info. Call create_preheaders.
21739 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21740 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21742 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21743 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21744 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21745 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21748 2007-04-08 Jan Hubicka <jh@suse.cz>
21750 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21751 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21752 * fold-const.c (fold_unary): Use it.
21754 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21756 * varasm.c (assemble_variable): Remove call to
21757 lang_hooks.decls.prepare_assemble_variable.
21758 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21759 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21760 * langhooks.h (lang_hooks_for_decls): Remove
21761 prepare_assemble_variable.
21763 2007-04-08 Mike Stump <mrs@apple.com>
21765 * config/i386/i386.c: Use inc/dec on Core2.
21767 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21769 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21770 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21771 lhd_tree_inlining_end_inlining): Remove.
21772 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21773 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21774 end_inlining hooks.
21775 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21776 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21777 lhd_tree_inlining_end_inlining): Remove prototypes.
21778 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21779 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21780 LANG_HOOKS_TREE_INLINING_START_INLINING,
21781 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21783 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21786 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21789 * config/avr/predicates.md (io_address_operand): Delete predicate.
21790 (low_io_address_operand): Don't use 'mode' argument.
21791 (higth_io_address_operand): Rename ...
21792 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21793 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21796 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21798 Revert change removing staticp.
21800 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21803 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21806 2007-04-07 Bruce Korb <bkorb@gnu.org>
21808 * c.opt: Add -Wformat-contains-nul.
21809 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21811 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21812 the NUL byte warning.
21814 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21816 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21818 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21820 * tree.c (staticp): No longer use staticp langhook.
21821 * langhooks.c (lhd_staticp): Removed.
21822 * langhooks.h (struct lang_hooks): Remove staticp.
21823 * c-common.c (c_staticp): Remove.
21824 * c-common.h (c_staticp): Ditto.
21825 * langhooks-defs.h (lhd_staticp): Ditto.
21826 (LHD_HOOKS_STATICP): Ditto
21827 * tree.h (gcc_assert_lowered): New macro.
21829 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21831 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21832 argument "reliable".
21833 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21834 Add argument "reliable". Propagate it through calls.
21835 (infer_loop_bounds_from_undefined): Derive number of iterations
21836 estimates from references in blocks that do not dominate loop latch.
21837 (gcov_type_to_double_int): New function.
21838 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21839 and expected_loop_iterations_unbounded.
21840 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21841 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21842 * tree-data-ref.c (estimated_loop_iterations): Export.
21843 (get_references_in_stmt): Fix -- do not return addresses of local
21845 * cfgloop.h (expected_loop_iterations_unbounded,
21846 estimated_loop_iterations): Declare.
21848 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21850 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21852 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21854 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21855 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21856 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21857 Use output_387_reg_move().
21858 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21859 expander using X87MODEF12 mode macro.
21860 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21861 choosing register preferences. Use output_387_reg_move().
21862 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21863 instead of "x". Use output_387_reg_move().
21864 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21865 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21866 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21867 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21868 Use output_387_reg_move().
21869 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21871 (*truncxf?f_i387 splitter): Ditto.
21873 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21875 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21876 LANG_HOOKS_SAFE_FROM_P.
21877 * expr.c (safe_from_p): Remove langhook call.
21878 * langhooks.h (lang_hooks): Remove safe_from_p.
21879 (lhd_safe_from_p): Remove prototype.
21880 * langhooks.c (lhd_safe_from_p): Remove.
21882 2007-04-06 Jan Hubicka <jh@suse.cz>
21884 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21887 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21889 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21890 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21891 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21892 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21894 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21895 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21897 2007-04-05 Richard Henderson <rth@redhat.com>
21899 * config/alpha/alpha.c (print_operand) [+]: Remove.
21900 (alpha_end_function): Print nop if call at end of function.
21901 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21902 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21903 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21904 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21905 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21906 the call pattern. Update peepholes to match.
21908 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21910 * doc/extend.texi (Other Builtins): Add decimal float variants
21912 * builtins.def: Ditto.
21913 * builtins.c (expand_builtin): Ditto.
21915 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21916 H.J. Lu <hongjiu.lu@intel.com>
21919 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21920 of V8HImode when calling ix86_binary_operator_ok.
21921 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21922 (sdot_prodv8hi): Operands 1 and 2 must be register.
21924 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21926 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21927 initialize align to silence bogus warning.
21929 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21931 PR middle-end/22156
21932 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21934 (struct sra_walk_fns): Remove use_all parameter from use.
21935 (sra_hash_tree): Handle BIT_FIELD_REFs.
21936 (sra_elt_hash): Don't hash bitfld blocks.
21937 (sra_elt_eq): Skip them in parent compares as well. Handle
21939 (sra_walk_expr): Don't maintain or pass down use_all_p.
21940 (scan_use): Remove use_all parameter.
21941 (scalarize_use): Likewise. Re-expand assignment to
21942 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21943 output, and re-scalarize after output. Don't mark anything
21945 (scalarize_ldst): Adjust.
21946 (scalarize_walk_gimple_modify_statement): Likewise.
21947 (build_element_name_1): Handle BIT_FIELD_REFs.
21948 (instantiate_element): Don't warn for any element whose parent
21949 is used as a whole.
21950 (instantiate_missing_elements_1): Return the sra_elt.
21951 (canon_type_for_field): New.
21952 (try_instantiate_multiple_fields): New.
21953 (instantiate_missing_elemnts): Use them.
21954 (mark_no_warning): Removed.
21955 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21956 (REPLDUP, sra_build_elt_assignment): New.
21957 (generate_copy_inout): Use them.
21958 (generate_element_copy): Likewise. Handle bitfld differences.
21959 (generate_element_zero): Don't recurse for blocks. Use
21960 sra_build_elt_assignment.
21961 (generate_one_element_int): Take elt instead of var. Use
21962 sra_build_elt_assignment.
21963 (generate_element_init_1): Adjust.
21964 (scalarize_use, scalarize_copy): Use REPLDUP.
21965 (scalarize_ldst): Move assert before dereference.
21966 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21968 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21970 * regmove.c: Fix unused variable warnings due to previous commit.
21972 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21974 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21975 (regmove_bb_head): Remove.
21976 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21977 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21978 problems with fixup_match_1.
21979 Don't initialize/free regmove_bb_head.
21981 (reg_is_remote_constant_p): If an insn is in the same basic block
21982 but not before INSN, consider it remote, too.
21984 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21987 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21988 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21990 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21992 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21993 (CONDITIONAL_REGISTER_USAGE): Likewise.
21995 2007-04-04 Richard Henderson <rth@redhat.com>
21997 * config/alpha/lib1funcs.asm: Remove unused file.
21999 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22002 * opts.c (print_specific_help): Fix --help=<language>
22004 (common_handle_option): Support --help=common.
22006 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22009 * gcc.c (main): Do not run the linker if
22010 print_subprocess_help indicates that it shouldn't be
22013 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22016 * doc/invoke.texi (--help=): Document <languages> value, fix
22017 formatting in tables of values.
22019 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22021 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22022 dllimport attribute of virtual methods.
22024 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22026 * config/score/crti.asm: Change _bss_start to __bss_start.
22027 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22028 (OUTGOING_REG_PARM_STACK_SPACE) update.
22029 * config/score/score.opt: add options to make backend support
22030 score5, score5u, score7 and score7d.
22031 * config/score/score.md: Likewise.
22032 * config/score/misc.md: Likewise.
22033 * config/score/mac.md: Likewise.
22034 * doc/invoke.texi: Likewise.
22035 * doc/md.texi: update constraints define.
22037 2007-04-03 Richard Henderson <rth@redhat.com>
22039 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22040 an appropriate type, use the mode instead.
22042 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22044 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22045 Set the default --with-arch setting to mips2.
22046 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22047 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22048 (MULTILIB_OSDIRNAMES): Delete.
22049 (MULTILIB_DIRNAMES): Define.
22050 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22051 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22052 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22053 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22054 VXWORKS_OS_CPP_BUILTINS.
22055 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22056 (MIPS_DEBUGGING_INFO): Undefine.
22057 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22059 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22061 PR middle-end/30704
22062 * fold-const.c (native_encode_real): Encode real.c provided longs
22063 as a series of 32-bit native integers.
22064 (native_interpret_real): Interpret buffer as a series of 32-bit
22067 2007-04-03 Richard Guenther <rguenther@suse.de>
22069 * genpreds.c (write_insn_constraint_len): Write function
22070 optimized for CONSTRAINT_LEN implementation.
22071 (write_tm_preds_h): Output insn_constraint_len inline and
22072 use it for CONSTRAINT_LEN.
22073 (write_insn_preds_c): Don't output insn_constraint_len.
22074 * doc/md.texi (define_register_constraint): Document multi-letter
22075 constraints shall have the same length if they start with the same
22078 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22081 * config/i386/i386.md (isinf<mode>2): Expand only when
22082 TARGET_C99_FUNCTIONS is set.
22084 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22086 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22087 (x86_64-*-linux*): Ditto.
22088 * config/i386/i386.opt (mpc): New option.
22089 * config/i386/i386.c (overrride_options): Handle
22090 ix87_precision_string.
22091 * config/i386/crtprec.c: New file.
22092 * config/i386/t-crtpc: Ditto.
22093 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22094 and -mpc80 options.
22095 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22096 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22097 crtprec32.o, crtprec64.o and crtprec80.o.
22099 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22100 and -mpc80 options.
22101 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22103 2007-04-02 Eric Christopher <echristo@apple.com>
22105 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22106 limitations on darwin.
22108 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22111 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22113 2007-04-02 Dave Korn <dave.korn@artimi.com>
22115 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22117 2007-04-02 Dave Korn <dave.korn@artimi.com>
22119 * libgcc2.h (exception_descriptor): Don't forward-declare.
22120 (__get_eh_table_language, __get_eh_table_version): Delete
22121 prototypes of long-dead functions.
22123 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22125 * ebitmap.h: New file
22126 * ebitmap.c: New file
22127 * Makefile.in (ebitmap.o): New target.
22129 2007-04-01 Jan Hubicka <jh@suse.cz>
22131 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22132 before very first instruction.
22134 2007-04-01 Jan Hubicka <jh@suse.cz>
22136 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22137 waring on 64bit hosts.
22138 * bitmap.h: Fix typo in bitmap_head_def.
22140 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22142 PR rtl-optimization/31391
22143 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22144 into a DELETED_LABEL note, and the label is in an empty basic
22145 block, update BB_END as well as BB_HEAD.
22147 2007-04-01 Richard Henderson <rth@redhat.com>
22149 PR tree-optimization/31169
22150 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22151 to varying if the range is outside [0, prec-1].
22153 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22156 * config/mips/mips.md (load_const_gp): New insn.
22157 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22158 the MIPS16 GP pseudo register if no_new_pseudos.
22159 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22161 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22164 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22166 (call_value): Likewise.
22168 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22169 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22172 * doc/invoke.texi: (optimization options): Reword description
22173 of -ffast-math. Document its primary purpose.
22175 2007-03-31 Richard Guenther <rguenther@suse.de>
22177 * omp-low.c (splay-tree.h): Include.
22178 (lookup_decl): Replace splay-tree usage by pointer-map.
22179 (maybe_lookup_decl): Likewise.
22180 (new_omp_context): Likewise.
22181 (delete_omp_context): Likewise.
22182 * gimplify.c (splay-tree.h): Include.
22183 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22185 (remap_ssa_name): Likewise.
22186 (remap_decl): Likewise.
22187 (remap_type_1): Likewise.
22188 (remap_type): Likewise.
22189 (copy_body_r): Likewise.
22190 (expand_call_inline): Likewise.
22191 (clone_body): Likewise.
22192 (copy_tree_r): Likewise.
22193 (remap_save_expr): Likewise.
22194 (unsave_r): Likewise.
22195 (unsave_expr_now): Likewise.
22196 (tree_function_versioning): Likewise.
22197 (build_duplicate_type): Likewise.
22198 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22199 (struct copy_body_data): Replace splay-tree by pointer-map.
22200 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22201 not $(SPLAY_TREE_H).
22202 (gimplify.o): Depend on $(SPLAY_TREE_H).
22203 (omp-low.p): Likewise.
22205 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22207 * config/avr/predicates.md (even_register_operand,
22208 odd_register_operand): New predicates.
22209 * config/avr/avr.md (movw peephole2): New.
22210 (movw_r peephole2): New.
22212 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22214 * tree.h (get_signed_or_unsigned_type): New.
22215 * fold-const.c (operand_equal_for_comparison_p): Use
22216 get_signed_or_unsigned_type instead of
22217 lang_hooks.types.signed_or_unsigned_type.
22218 * expr.c (store_expr): Ditto.
22219 * langhooks.c (get_signed_or_unsigned_type): New.
22220 (lhd_signed_or_unsigned_type): New.
22221 * langhooks.h (lhd_signed_or_unsigned_type): New.
22222 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22224 2007-03-30 Richard Henderson <rth@redhat.com>
22226 * tree-ssa-loop-ivopts.c: Include target.h.
22227 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22228 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22229 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22230 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22232 2007-03-30 Richard Henderson <rth@redhat.com>
22233 Kai Tietz <kai.tietz@onevision.com>
22235 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22236 default for 64-bit.
22237 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22238 (TARGET_64BIT_MS_ABI): New.
22239 (DBX_REGISTER_NUMBER): Handle 64-bit.
22240 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22241 (LONG_TYPE_SIZE): Force to 32.
22242 (REG_PARM_STACK_SPACE): New.
22243 (OUTGOING_REG_PARM_STACK_SPACE): New.
22244 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22245 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22246 (STACK_BOUNDARY): Use 128 for 64-bit.
22247 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22248 Add 64-bit implementation.
22249 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22251 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22252 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22253 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22254 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22255 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22256 TARGET_64BIT_MS_ABI.
22257 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22258 (ix86_pass_by_reference): Likewise.
22259 (ix86_function_value_regno_p): Likewise.
22260 (ix86_build_builtin_va_list): Likewise.
22261 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22262 (function_arg_advance_ms_64): New.
22263 (function_arg_advance): Call it.
22264 (function_arg_ms_64): New.
22265 (function_arg): Call it.
22266 (function_value_ms_64): New.
22267 (ix86_function_value_1): Call it.
22268 (return_in_memory_ms_64): New.
22269 (ix86_return_in_memory): Call it.
22270 (setup_incoming_varargs_ms_64): New.
22271 (ix86_setup_incoming_varargs): Call it.
22272 (ix86_expand_prologue): Handle 64-bit stack probing.
22273 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22274 (output_pic_addr_const): Likewise.
22275 (x86_this_parameter): Likewise.
22276 (x86_output_mi_thunk): Likewise.
22277 (x86_function_profiler): Likewise.
22278 (TARGET_STRICT_ARGUMENT_NAMING): New.
22279 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22280 (TARGET_64BIT_MS_ABI): New.
22281 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22282 * config/i386/i386.md (allocate_stack_worker): Remove.
22283 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22284 describe the clobber of eax without a match_scratch.
22285 (allocate_stack_worker_postreload): Remove.
22286 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22287 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22288 (allocate_stack_worker_rex64_postreload): Remove.
22289 (allocate_stack): Handle 64-bit.
22290 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22291 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22292 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22293 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22294 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22295 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22296 * config.build (x86_64-*-mingw*): New host.
22297 * config.host (x86_64-*-mingw*): New host.
22298 * config.gcc (x86_64-*-mingw*): New target.
22299 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22301 2007-03-30 Richard Henderson <rth@redhat.com>
22302 Kai Tietz <kai.tietz@onevision.com>
22304 * c-pragma.c (struct def_pragma_macro_value): New.
22305 (struct def_pragma_macro): New.
22306 (pushed_macro_table): New.
22307 (dpm_hash, dpm_eq): New.
22308 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22309 (init_pragma): Install them.
22310 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22312 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22314 * config/avr/avr.c (avr_override_options): Clear
22315 'flag_delete_null_pointer_checks'.
22317 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22320 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22321 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22322 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22323 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22324 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22325 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22326 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22328 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22330 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22332 * regmove.c: Move all of pass_stack_adjustments from here...
22333 * combine-stack-adj.c: ...to this new file.
22334 * Makefile.in: Add rules for combine-stack-adj.o.
22336 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22338 PR tree-optimization/31383
22339 * tree-data-ref.c (affine_function_equal_p): Do not require the
22340 vectors to have the same length.
22342 2007-03-30 Jan Hubicka <jh@suse.cz>
22344 PR middle-end/30700
22345 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22346 availablility; add more sanity checking; ask varpool only about
22349 2007-03-29 Richard Henderson <rth@redhat.com>
22351 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22352 to decide, but __SIZEOF_LONG_LONG__.
22354 2007-03-29 Richard Henderson <rth@redhat.com>
22356 * emutls.c (struct __emutls_array): New.
22357 (emutls_destroy): Use it instead of casting element 0 from void*.
22358 (__emutls_get_address): Likewise.
22360 2007-03-29 Richard Henderson <rth@redhat.com>
22362 * varasm.c (initializer_constant_valid_p): Don't deny
22363 DECL_DLLIMPORT_P on functions.
22365 * config/i386/cygming.h: Remove function declarations.
22366 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22367 (ASM_OUTPUT_LABELREF): Remove.
22368 (COMMON_ASM_OP): Remove.
22369 (ASM_OUTPUT_COMMON): Remove.
22370 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22371 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22372 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22373 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22374 Rename from TARGET_ENCODE_SECTION_INFO.
22375 * config/i386/netware.h: Likewise.
22376 * config/i386/i386-protos.h: Update.
22377 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22378 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22379 (legitimate_constant_p): Reject dllimports.
22380 (dllimport_map, get_dllimport_decl): New.
22381 (legitimize_dllimport_symbol): New.
22382 (legitimize_address, ix86_expand_move): Use it.
22383 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22384 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22385 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22386 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22387 * config/i386/predicates.md (constant_call_address_operand): Only
22388 accept symbols; reject dllimport_p symbols.
22389 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22390 i386_pe_maybe_record_exported_symbol.
22391 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22392 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22393 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22394 trust the setting of DECL_DLLIMPORT_P.
22395 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22396 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22397 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22398 tidy the argument scanning loop.
22399 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22400 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22401 (i386_pe_strip_name_encoding): Remove.
22402 (i386_pe_binds_local_p): New.
22403 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22404 (i386_pe_output_labelref): Remove.
22405 (i386_pe_asm_output_aligned_decl_common): New.
22406 (i386_pe_maybe_record_exported_symbol): Rename from
22407 i386_pe_record_exported_symbol; check for dllexported symbols.
22409 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22411 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22412 add comment explaining why vsnprintf cannot be used.
22414 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22416 PR tree-optimization/30666
22417 * tree.c (build_complex_type): When creating type names for DWARF2
22418 debug info, create TYPE_DECLs for TYPE_NAME instead of
22420 (build_common_tree_nodes_2): Use build_complex_type when building
22421 predefined complex types, to preserve canonical types.
22423 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22425 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22426 (noce_get_alt_condition): Look at it to determine whether to
22427 reverse the condition or not.
22428 (noce_get_condition): Substitute the truth for lies.
22429 (noce_find_if_block): Set the then_else_reversed field.
22431 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22433 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22434 destination of this insn.
22435 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22436 than calling gen_rtx_SET directly. Use r0 to hold the value of
22437 'address + 4' rather than a stack based temporary which can be
22438 mis-optimized away.
22440 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22442 * config/s390/s390.c (s390_secondary_input_reload_class,
22443 s390_secondary_output_reload_class): Functions removed.
22444 (s390_secondary_reload): New function.
22445 (TARGET_SECONDARY_RELOAD): Target macro defined.
22446 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22447 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22448 * config/s390/s390.md ("reload_outti", "reload_outdi",
22449 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22450 "reload_out<mode>"): Expanders removed.
22451 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22452 "reload<mode>_nonoffmem_out"): Expanders added.
22454 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22456 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22457 action if SRC->DEST replacement failed anyway.
22459 2007-03-28 Mike Stump <mrs@apple.com>
22461 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22462 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22463 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22465 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22467 * config.gcc: Accept barcelona as a variant of amdfam10.
22468 * config/i386/i386.c (override_options): Likewise.
22469 * doc/invoke.texi: Likewise.
22471 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22473 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22474 offsets for BIT_FIELD_REF and COMPONENT_REF.
22476 2007-03-28 Richard Guenther <rguenther@suse.de>
22478 * tree.c (is_global_var): Move ...
22479 * tree-flow-inline.h (is_global_var): ... here.
22480 * tree.h (is_global_var): Remove declaration.
22482 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22484 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22486 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22487 * config/i386/i386.c (ix86_tune_features): Initialize new
22489 * config/i386/predicates.md (promotable_binary_operator): Use
22490 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22492 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22495 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22497 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22499 * config/fr30/fr30.md (movsi_internal): Change destination
22500 constraint from m to V and add m to the end.
22502 2007-03-28 Christian Bruel <christian.bruel@st.com>
22504 * config/sh/sh.md (movsi_i): Fix type attribute.
22506 2007-03-28 Christian Bruel <christian.bruel@st.com>
22508 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22509 (movsf_ie): Likewise.
22511 2007-03-28 Christian Bruel <christian.bruel@st.com>
22513 * config.gcc: Add sh4-300 to multilib.
22514 * config/sh/t-mlib-sh4-300: New file.
22516 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22518 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22519 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22520 fix_trunc<mode>di2.
22521 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22522 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22523 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22524 "fixuns_trunctddi2"): Whitespace fix.
22526 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22528 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22529 the definition of struct sh_args.
22530 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22531 CALL_COOKIE_INT_REG_GET): Likewise.
22533 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22535 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22536 transformations are applied successfully.
22538 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22540 * tree.c (tree_contains_struct): Permit 512 tree codes.
22541 * tree.h (tree_contains_struct): Ditto.
22542 (MAX_TREE_CODES): Ditto.
22543 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22544 SPARE member to store remaining padding bits.
22546 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22548 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22551 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22553 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22554 * configure: Regenerate.
22556 * configure: Regenerate using the correct version of autoconf.
22558 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22560 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22562 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22563 regs to "__SP_L__" and "__SP_H__".
22565 2007-03-27 Richard Guenther <rguenther@suse.de>
22567 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22568 computations with it with a HOST_WIDE_INT variable.
22570 2007-03-26 Mike Stump <mrs@apple.com>
22572 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22573 objective-c-header, objective-c++-header and objc++-cpp-output
22575 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22577 2007-03-26 Richard Henderson <rth@redhat.com>
22580 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22581 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22582 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22583 IX86_BUILTIN_PSRLQ128): New.
22584 (ix86_init_mmx_sse_builtins): Add them.
22585 (ix86_expand_builtin): Expand them.
22586 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22587 operand 2 be TImode.
22588 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22589 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22590 _mm_srli_epi64): Mark __B const.
22591 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22592 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22593 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22594 new two-vector shift builtins.
22596 2007-03-26 Ian Lance Taylor <iant@google.com>
22598 PR tree-optimization/31345
22599 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22600 [+INF, +INF(OVF)] into VARYING.
22602 2007-03-26 Zack Weinberg <zackw@panix.com>
22604 * gengtype-parse.c: New file.
22605 * gengtype-yacc.y: Delete.
22606 * gengtype-lex.l: Don't include gengtype-yacc.h.
22607 Define YY_DECL and yyterminate appropriately for recursive
22608 descent parser. yylval is now a string out-parameter to yylex.
22609 (HWS, EOID): New shorthand.
22610 (IWORD): Add a couple more types.
22611 (yylex): Add a setup stanza. Remove the complex rules for
22612 detecting GTY'ed types and typedefs; replace with simple
22613 keyword detectors. Adjust everything for the changed
22614 definition of yylval. Ignore all pp-directives, not just #define.
22616 (parse_file): Rename yybegin; do not call yyparse.
22618 * gengtype.c (xasprintf): Export again.
22619 (this_file): New. Use everywhere __FILE__ was being used.
22620 (get_lang_bitmap): Special case types defined in gengtype.c.
22621 (do_typedef, new_structure): Suppress definition of certain types.
22622 (new_structure): Improve diagnostics of duplicate definitions.
22623 Make sure location_s is associated with input.h.
22624 (nreverse_pairs, define_location_structures): New functions.
22625 (main): Improve tagging of kludge types. Remove old kludges
22626 for input.h types; use define_location_structures.
22627 * gengtype.h: Update prototypes. Define token codes here.
22628 * Makefile.in: Remove all references to gengtype-yacc.
22629 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22631 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22632 add GTY((skip)) to the field that's only conditionally there.
22633 * doc/install.texi: Document that Bison is no longer required
22634 unless building treelang.
22636 * gengtype.c: Don't include gtyp-gen.h.
22637 (srcdir): Declare here.
22638 (base_files, lang_dir_names): Allocate dynamically.
22639 (gt_files, num_gt_files, num_lang_dirs): New globals.
22640 (measure_input_list, read_input_line, read_input_list)
22641 (set_lang_bitmap): New functions.
22642 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22643 simplify, relying on read_input_list to set up the bitmaps.
22644 (main): Arguments are no longer unused. Check for correct number
22645 of command line arguments, set srcdir and srcdir_len, then call
22646 read_input_list, before doing anything else. No need to worry
22647 about duplicates in main loop.
22648 * configure.ac: Simplify the calculation of all_gtfiles.
22649 Put language tags in there. Don't set or substitute
22650 all_gtfiles_files_langs or all_gtfiles_files_frags.
22651 * Makefile.in: Revamp the way gengtype is invoked, now that it
22652 takes a file on its command line with a much simpler format.
22653 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22654 (GTFILES): Remove duplicates and C source files.
22655 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22656 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22657 * configure: Regenerate.
22659 * gengtype.h: Remove all type definitions to gengtype.c; leave
22660 only definitions of options_p, type_p, and pair_p as opaque
22661 pointers. Update prototypes.
22662 * gengtype.c: Many type definitions moved here from gengtype.h.
22663 Consolidate type definitions at the top of the file.
22664 (xvasprintf): Delete.
22665 (xasprintf): Make static.
22666 (create_nested_pointer_option): Add 'next' parameter.
22667 (create_field_all, create_field_at): New functions.
22668 (create_field): Now a thin wrapper around create_field_all.
22669 (create_optional_field): Rename create_optional_field_ and add
22670 line argument. Original name is now a macro which supplies
22672 (oprintf): Use vsnprintf directly.
22673 (close_output_files): Use fatal rather than perror/exit.
22674 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22675 (main): Set progname. Don't use exit.
22676 * gengtype-yacc.y (struct_fields): Use create_field_at.
22677 (option, optionseqopt): Delete.
22678 (optionseq): Consolidate productions from option here so we
22679 can use the first argument to create_option.
22681 * gengtype-lex.l: Distinguish unions from structures in the
22682 token type. Don't call find_structure; return the tag as a string.
22683 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22684 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22685 string. Reorganize typedef_struct production accordingly.
22686 Use create_nested_ptr_option.
22687 * gengtype.c (create_nested_ptr_option): New function.
22688 * gengtype.h: Declare it.
22690 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22691 (string_type): Don't declare.
22692 (do_scalar_typedef): Declare.
22693 (create_scalar_type): Update prototype.
22694 * gengtype.c (string_type): Make static.
22695 (scalar_nonchar, scalar_char): New.
22696 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22697 (resolve_typedef): Use scalar_nonchar for error recovery.
22698 (create_scalar_type): Remove name_len field. Return scalar_char
22699 or scalar_nonchar as appropriate.
22700 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22701 to use string_type.
22702 (throughout): Use scalar_nonchar instead of calling
22703 create_scalar_type, whenever possible.
22704 (main): Initialize scalar_char and scalar_nonchar before calling
22706 * gengtype-lex.l: Adjust for removal of second argument to
22707 create_scalar_type. Use yylval.s instead of yylval.t when
22709 * gengtype-yacc.y: Type of SCALAR is string. Call
22710 create_scalar_type from type:SCALAR rule. Adjust for removal of
22711 second argument to create_scalar_type.
22713 * vec.h: Remove all #if IN_GENGTYPE blocks.
22714 Add comment saying that changes may require adjustments to gengtype.
22715 * gengtype.c: Don't include coretypes.h or tm.h.
22716 Add comment to inclusion of errors.h.
22717 (note_def_vec, note_def_vec_alloc): New functions.
22718 * gengtype.h: Declare new functions.
22719 * gengtype-lex.l: Don't include coretypes.h.
22720 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22722 (update_lineno): Remove unnecessary prototype.
22723 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22724 (VEC rule): Just return VEC_TOKEN.
22725 * gengtype-yacc.y (VEC_TOKEN): New token type.
22726 (type): Add a production for VEC(a,b).
22727 * Makefile.in: Update dependencies.
22729 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22730 typedefs that use the old PARAMS macro.
22732 * gengtype-lex.l: Remove all rules and states relating to yacc
22734 * gengtype-yacc.y: Similarly.
22735 * gengtype.c (note_yacc_type): Delete function.
22736 * gengtype.h: Update prototypes.
22738 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22740 * tree-pretty-print.c (dump_generic_node): Report precision of
22741 unnamed integer types.
22743 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22745 * ifcvt.c (noce_try_store_flag_constants): Don't check
22746 no_new_pseudos here.
22747 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22748 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22749 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22750 noce_try_sign_mask): Likewise.
22751 (if_convert): Check no_new_pseudos here.
22753 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22755 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22756 (noce_get_condition): Handle new then_else_reversed argument.
22757 (noce_init_if_info): Remove, fold into noce_find_if_block.
22758 (noce_process_if_block): Take a struct noce_if_info as the
22759 argument. Don't set up one based on ce_if_info. Update pointer
22760 references accordingly.
22761 (cond_move_process_if_block): Likewise.
22762 (process_if_block): Removed.
22763 (find_if_block): Removed. Move functionality two new functions,
22764 noce_find_if_block and cond_exec_find_if_block.
22765 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22766 blocks and the symmetric IF-ELSE-JOIN case.
22767 (cond_exec_find_if_block): Also new function mostly based on old
22768 find_if_block and process_if_block.
22769 (find_if_header): Replace find_if_block call with separately
22770 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22771 (find_cond_trap): Update noce_get_condition call.
22772 (dead_or_predicable): Likewise.
22774 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22776 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22778 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22779 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22780 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22781 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22782 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22783 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22784 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22785 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22786 __builtin_ia32_psrad128 builtins.
22788 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22790 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22791 * config/i386/constraints.md
22792 (define_constraint "I"): Use IN_RANGE macro.
22793 (define_constraint "J"): Ditto.
22794 (define_constraint "K"): Ditto.
22795 (define_constraint "M"): Ditto.
22796 (define_constraint "N"): Ditto.
22797 (define_constraint "O"): Ditto.
22798 * config/i386/predicates.md
22799 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22800 (define_predicate "const_0_to_3_operand"): Ditto.
22801 (define_predicate "const_0_to_7_operand"): Ditto.
22802 (define_predicate "const_0_to_15_operand"): Ditto.
22803 (define_predicate "const_0_to_63_operand"): Ditto.
22804 (define_predicate "const_0_to_255_operand"): Ditto.
22805 (define_predicate "const_1_to_31_operand"): Ditto.
22806 (define_predicate "const_2_to_3_operand"): Ditto.
22807 (define_predicate "const_4_to_7_operand"): Ditto.
22809 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22811 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22812 in SImode for save_world.
22813 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22816 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22818 PR tree-optimization/30784
22819 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22822 2007-03-25 Revital Eres <eres@il.ibm.com>
22824 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22825 Fold movement_possibility function into it.
22827 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22829 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22830 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22831 (call_indirect_nonlocal_darwin64): Same.
22832 (call_nonlocal_darwin64): Same.
22833 (call_value_indirect_nonlocal_darwin64): Same.
22834 (call_value_nonlocal_darwin64): Same.
22835 (sibcall_nonlocal_darwin64): Same.
22836 (sibcall_value_nonlocal_darwin64): Same.
22837 (sibcall_symbolic_64): Same.
22838 (sibcall_value_symbolic_64): Same.
22839 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22841 (rs6000_emit_load_toc_table): Same.
22842 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22843 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22845 (divss_call): Same.
22846 (divus_call): Same.
22847 (quoss_call): Same.
22848 (quous_call): Same.
22849 (load_toc_v4_pic_si): Same
22850 (load_toc_v4_PIC_1): Same.
22851 (load_toc_v4_PIC_1b): Same.
22852 (call_indirect_aix{32,64}): Same.
22853 (call_value_indirect_aix{32,64}): Same.
22855 (call_value): Same.
22856 (call_local{32,64}): Same.
22857 (call_value_local{32,64}): Same.
22858 (call_indirect_nonlocal_aix{32,64}): Same.
22859 (call_nonlocal_aix{32,64}): Same.
22860 (call_value_indirect_nonlocal_aix{32,64}): Same.
22861 (call_value_nonlocal_aix{32,64}): Same.
22862 (call_indirect_nonlocal_sysv<mode>): Same.
22863 (call_nonlocal_sysv<mode>): Same.
22864 (call_value_indirect_nonlocal_sysv<mode>): Same.
22865 (call_value_nonlocal_sysv<mode>): Same.
22867 (sibcall_local{32,64}): Same.
22868 (sibcall_value_local{32,64}): Same.
22869 (sibcall_nonlocal_aix{32,64}): Same.
22870 (sibcall_value_nonlocal_aix{32,64}): Same.
22871 (sibcall_nonlocal_sysv<mode>): Same.
22872 (sibcall_value): Same.
22873 (sibcall_value_nonlocal_sysv<mode>): Same.
22875 2007-03-24 Paul Brook <paul@codesourcery.com>
22877 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22878 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22880 2007-03-24 Richard Henderson <rth@redhat.com>
22882 * config/ia64/constraints.md: New file.
22883 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22884 satisfies_constraint_?.
22885 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22886 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22887 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22888 ia64_output_mi_thunk): Likewise.
22889 (ia64_const_ok_for_letter_p): Remove.
22890 (ia64_const_double_ok_for_letter_p): Remove.
22891 (ia64_extra_constraint): Remove.
22892 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22893 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22894 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22895 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22896 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22897 EXTRA_MEMORY_CONSTRAINT): Remove.
22898 * config/ia64/ia64.md: Include constriants.md. Replace
22899 CONST_OK_FOR_? with satisfies_constraint_?.
22901 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22902 H.J. Lu <hongjiu.lu@intel.com>
22904 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22906 (name macros): Use DPD_BID_NAME to convert names properly.
22908 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22909 decimal floating point format.
22910 (init_floating_libfuncs): Change decimal functions so that they
22911 have a "bid_" prefix if the decimal system uses the BID format,
22912 and "dpd_" prefix if the decimal system uses the DPD format.
22913 (init_interclass_conv_libfuncs): Ditto.
22914 (init_intraclass_conv_libfuncs): Ditto.
22916 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22917 using the BID format.
22919 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22920 whether we are using the BID decimal format.
22921 * configure: Regenerate.
22923 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22924 the compiler has decimal floating point enabled. Define
22925 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22928 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22929 using the BID format.
22931 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22932 whether we are using the BID decimal format.
22933 * configure: Regenerate.
22935 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22936 the compiler has decimal floating point enabled. Define
22937 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22940 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22941 options, and that it is enabled for i386/x86_64 systems.
22943 * Makefile.in (enable_decimal_float): New.
22945 (DECNUMINC): Add -I$(DECNUMFMT).
22946 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22947 to $(DECNUMFMT) from $(DECNUM).
22949 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22950 Substitute enable_decimal_float.
22951 * configure: Regenerated.
22954 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22957 * configure.ac: Enable decimal float for x86_64-*-linux*.
22958 * configure: Regenerated.
22961 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22962 decimal128ClearSign to flip and clear the sign bit in decimal128.
22963 (decimal_real_maxval): Set decimal128SetSign to set the sign
22966 2007-03-23 Ian Lance Taylor <iant@google.com>
22968 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22970 2007-03-23 Ian Lance Taylor <iant@google.com>
22972 * tree-dump.c (dump_files): Correct comment.
22974 2007-03-23 Ian Lance Taylor <iant@google.com>
22976 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22978 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22980 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22981 in cfglayout mode. Don't go into and out of cfglayout mode.
22982 Link the blocks in the order of the constructed traces.
22983 (rest_of_handle_tracer): Adjust call to tracer.
22984 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22985 Don't go into cfglayout mode.
22986 (rtl_loop_done): Don't go out of cfglayout mode.
22987 * cfglayout.c (relink_block_chain): New function, split out from...
22988 (fixup_reorder_chain): ...here. Remove redundant checking.
22989 (cfg_layout_finalize): Don't clear the header, footer, and aux
22990 fields here, move the code to do so to relink_block_chain. Likewise
22991 for free_original_copy_tables.
22992 * rtl.h (tracer): Update prototype.
22993 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22994 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22995 mode. Use relink_block_chain to serialize the CFG according to the
22996 new basic block order. Move targetm.cannot_modify_jumps_p check from
22998 (gate_handle_reorder_blocks): ...to here.
22999 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23001 (gate_duplicate_computed_gotos): ...to here.
23002 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23003 something always changes when going into and out of cfglayout mode.
23004 Perform an expensive cfg cleanup while going into cfglayout mode.
23005 Always update liveness information on HAVE_conditional_execution
23006 targets. Reserialize the basic blocks and go out of cfglayout mode.
23007 * reg-stack.c: Include cfglayout.h.
23008 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23009 the call to reorder_basic_blocks.
23010 * basic-block.h (reorder_basic_blocks): Update prototype.
23011 (relink_block_chain): New prototype.
23012 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23014 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23016 * config/mips/mips.md (type, hazard, *movdi_32bit,
23017 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23018 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23019 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23020 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23021 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23023 (movcc): Change first xfer to multi.
23024 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23025 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23026 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23027 config/mips/generic.md: Change reservations using "xfer" to use
23029 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23030 using match_operand.
23031 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23032 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23034 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23036 2007-03-22 Richard Henderson <rth@redhat.com>
23038 * config/i386/i386.c: Remove unnecessary function declarations.
23039 Move targetm definition, and all related macros, to the end of
23040 the file. Resort some functions to put definitions before uses.
23041 (ix86_attribute_table): Make static. Move to end of file.
23042 (ix86_gimplify_va_arg): Make static.
23044 2007-03-22 Richard Henderson <rth@redhat.com>
23046 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23047 don't increase local_regparm with force_align_arg_pointer check.
23048 (ix86_function_sseregparm): Assert 32-bit.
23049 (type_has_variadic_args_p): New.
23050 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23051 type_has_variadic_args_p.
23052 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23053 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23054 use memset instead. Do maybe_vaarg check first; skip attribute
23055 tests if true; skip attribute tests for 64-bit.
23056 (construct_container): Remove TARGET_DEBUG_ARG.
23057 (function_arg_advance_32, function_arg_advance_64): Split out ...
23058 (function_arg_advance): ... from here.
23059 (function_arg_32, function_arg_64): Split out ...
23060 (function_arg): ... from here.
23061 (ix86_pass_by_reference): Tidy.
23062 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23063 (function_value_32): New, from parts of ix86_function_value
23064 and ix86_value_regno.
23065 (function_value_64): New, from parts of ix86_function_value
23066 and ix86_libcall_value.
23067 (ix86_function_value_1): New.
23068 (ix86_function_value, ix86_libcall_value): Use it.
23069 (return_in_memory_32, return_in_memory_64): Split out ...
23070 (ix86_return_in_memory): ... from here.
23071 (ix86_struct_value_rtx): Skip for 64-bit.
23072 (ix86_libcall_value, ix86_value_regno): Remove.
23073 (setup_incoming_varargs_64): Split out ...
23074 (ix86_setup_incoming_varargs): ... from here.
23075 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23076 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23077 * config/i386/i386-protos.h (ix86_function_value): Remove.
23078 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23080 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23083 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23084 infinities not supported, otherwise emit warning if -Woverflow. On
23085 underflow, emit warning if -Woverflow.
23086 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23088 * real.h (real_from_string): Update declaration
23090 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23091 Richard Henderson <rth@redhat.com>
23093 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23094 * calls.c (compute_argument_block_size, expand_call,
23095 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23096 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23097 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23098 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23099 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23100 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23101 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23102 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23105 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23107 * c-incpath.c (add_sysroot_to_chain): New.
23108 (merge_include_chains): Add sysroot argument. Call
23109 add_sysroot_to_chain if sysrooted.
23110 (register_include_chains): Update call to merge_include_chains.
23111 * doc/cppopts.texi: Document use of '=' in include directory
23114 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23116 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23117 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23118 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23119 insn pattern using X87MODEF12 mode macro.
23121 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23123 * regmove.c (regmove_optimize): Use reg_mentioned_p
23124 instead of reg_overlap_mentioned_p for DST.
23126 2007-03-21 Mike Stump <mrs@apple.com>
23128 * c.opt: Fixup for Objective-C/C++.
23130 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23132 * explow.c (convert_memory_address): Fold memory reference when
23133 POINTERS_EXTEND_UNSIGNED < 0
23135 2007-03-21 Richard Henderson <rth@redhat.com>
23138 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23139 * config/i386/mmintrin.h (__m64): Likewise.
23140 * config/i386/xmmintrin.h (__m128): Likewise.
23142 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23144 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23145 (VXWORKS_OS_CPP_BUILTINS): Define.
23146 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23147 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23149 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23151 * rtl.h (constant_pool_reference_p): Delete.
23152 (find_constant_src): Declare.
23153 * rtlanal.c (find_constant_src): New function.
23154 * simplify-rtx.c (constant_pool_reference_p): Delete.
23155 * config/i386/i386.md: Use find_constant_src instead of
23156 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23158 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23160 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23161 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23163 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23165 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23166 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23167 (arm_elf_asm_constructor): Use it.
23168 (arm_elf_asm_destructor): New function.
23170 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23172 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23174 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23176 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23178 2007-03-19 Andrew Haley <aph@redhat.com>
23180 PR tree-optimization/31264
23181 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23182 VIEW_CONVERT_EXPRs.
23184 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23186 PR rtl-optimization/30907
23187 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23188 (fwprop_init): Always call loop_optimizer_initialize.
23189 (fwprop_done): Always call loop_optimizer_finalize.
23190 (fwprop): We always have loop info now.
23191 (gate_fwprop_addr): Remove.
23192 (pass_fwprop_addr): Use gate_fwprop as gate.
23194 PR rtl-optimization/30841
23195 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23196 df_chain_alloc): Call df_reorganize_refs unconditionally.
23197 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23198 refs_organized to refs_organized_size.
23199 (df_ref_create_structure): Use refs_organized_size instead of
23200 bitmap_size if refs had been organized, and keep refs_organized_size
23202 * df.h (struct df_ref_info): Change refs_organized to
23203 refs_organized_size.
23204 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23207 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23209 * except.c (output_function_exception_table): Do not reference the
23210 EH personality routine for functions that do not require an
23213 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23216 * c-typeck.c (convert_for_assignment): Call comptypes for
23217 RECORD_TYPE or UNION_TYPE.
23219 PR inline-asm/30505
23220 * reload1.c (reload): Do invalid ASM checking after
23221 cleanup_subreg_operands.
23223 2007-03-19 Jeff Law <law@redhat.com>
23225 * tree-cfg.c (find_taken_edge): Tighten conditions for
23226 optimizing computed gotos.
23228 2007-03-19 Michael Matz <matz@suse.de>
23230 * builtins.c (expand_builtin_sync_operation,
23231 expand_builtin_compare_and_swap,
23232 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23235 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23236 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23239 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23241 * doc/tm.texi: Add brackets around the return type of
23242 TARGET_SECONDARY_RELOAD.
23244 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23245 Richard Guenther <rguenther@suse.de>
23247 PR tree-optimization/31254
23248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23249 Use handled_component_p () where appropriate. Continue
23250 propagating into the rhs if we propagated into an INDIRECT_REF
23253 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23255 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23256 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23257 (xde, xdee): Mode attributes adjusted to support DFP modes.
23258 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23259 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23260 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23261 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23262 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23263 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23264 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23266 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23267 "movsf"): Insn definitions removed.
23268 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23269 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23270 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23272 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23273 "reload_in<mode>", "reload_out<mode>"): Expander added.
23274 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23277 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23279 * config/s390/s390.md: Only non-functional changes. Renamed
23280 FPR mode macro to BFP all over the file.
23282 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23284 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23285 (op_type attribute): RRF instruction type added.
23286 (fT0): New mode attribute.
23287 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23288 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23289 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23290 instruction no secondary memory is needed when moving DFmode values
23291 between GPRs and FPRs.
23293 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23295 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23296 inverted and documentation adjusted.
23297 ("mhard-dfp", "msoft-dfp"): New options.
23298 * config/s390/s390.c (s390_handle_arch_option): New architecture
23300 (override_options): Sanity checks for the new options added.
23301 * config.gcc: New architecture switch: z9-ec.
23302 * config/s390/s390.h (processor_flags): PF_DFP added.
23303 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23304 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23305 when the bit is NOT set so remove it from the defaults.
23307 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23309 * genemit.c (main): Print include statement for dfp.h.
23310 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23313 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23315 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23317 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23320 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23321 instead of PATTERN.
23323 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23325 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23326 attr_length_call, output_call, output_indirect_call): Cleanup
23327 formatting of targetm calls.
23329 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23331 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23333 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23335 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23336 reservation, bypass and anti-bypass descriptions for these
23337 instructions. Update move patterns.
23338 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23341 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23343 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23344 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23345 (get_initial_def_for_reduction): Likewise.
23347 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23349 Fix PR tree-optimization/29922
23350 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23351 (get_representative): Removed.
23352 (value_dies_in_block_x): Update for rvuse removal.
23353 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23354 (compute_antic_aux): Handle when PHI nodes appear in
23355 non-single-successors.
23356 (dump_bitmap_of_names): Removed.
23357 (compute_antic_safe): Renamed and removed rvuse calculation.
23358 Calculate only antic safe.
23359 (insert_into_preds_of_block): Remove assert.
23360 (execute_pre): Update for renamed functions.
23361 (defer_or_phi_translate_block): New function.
23363 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23365 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23366 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23368 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23369 Follow spelling conventions.
23371 * tree-data-ref.h: Remove the prototype for analyze_array.
23373 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23375 PR tree-optimization/31041
23376 * tree-vect-transform.c (get_initial_def_for_induction): Call
23377 force_gimple_operand.
23379 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23381 * ipa-type-escape.c (look_for_casts) : Revert code to use
23382 handled_component_p due to ada test a-numaux.adb.
23384 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23386 * final.c (final_scan_insn): Alter the condition of a
23387 conditional trap if we have nonstandard CC.
23389 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23391 * configure.ac: Remove excess quoting from asm line 0 test.
23392 * configure: Rebuilt.
23394 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23396 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23397 * c-common.c (convert_and_check): Move warning logic to...
23398 (warnings_for_convert_and_check): ...here. Define.
23399 * c-common.h (warnings_for_convert_and_check): Declare.
23401 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23403 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23404 (output_call): Likewise.
23406 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23408 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23410 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23412 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23414 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23416 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23417 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23419 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23421 PR tree-optimization/31183
23422 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23423 Use double_int instead of unsigned int for representing access_strides.
23424 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23426 2007-03-16 Richard Guenther <rguenther@suse.de>
23428 PR tree-optimization/31146
23429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23430 to allow recursion of forward_propagate_addr_expr.
23431 (forward_propagate_addr_into_variable_array_index): Likewise.
23432 (forward_propagate_addr_expr): Likewise.
23433 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23434 (forward_propagate_addr_expr_1): Recurse on simple copies
23435 instead of propagating into them. Do so for useless conversions
23437 (forward_propagate_addr_expr): Clean up unused statements after
23440 2007-03-16 Richard Guenther <rguenther@suse.de>
23442 * builtins.c (expand_builtin_cexpi): Use the right argument
23443 for the expansion via cexp.
23445 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23447 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23448 * configure: Rebuilt.
23450 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23453 * dwarf2out.c (force_type_die): Adjust comment.
23454 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23456 2007-03-15 DJ Delorie <dj@redhat.com>
23458 * config/frv/predicates.md (minmax_operator): Don't check operands
23461 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23463 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23464 Update constant estimates of number of iterations.
23465 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23466 argument renamed to "realistic".
23467 (compute_estimated_nb_iterations): Removed.
23468 (record_niter_bound): New function.
23469 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23470 call record_nonwrapping_iv with upper = false.
23471 (infer_loop_bounds_from_signedness): Pass upper argument to
23472 record_nonwrapping_iv.
23473 (estimate_numbers_of_iterations_loop): Do not call
23474 compute_estimated_nb_iterations. Record estimate based on profile
23475 information. Initialize the constant estimates of number of
23477 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23479 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23480 number of iterations is too small.
23481 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23482 (EST_NOT_AVAILABLE): Removed.
23483 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23484 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23487 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23489 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23490 Handle NE_EXPR guards.
23492 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23495 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23496 Set also -pedantic-errors by default for the preprocessor unless
23497 -fpermissive is given.
23499 2007-03-15 Richard Guenther <rguenther@suse.de>
23501 PR middle-end/29719
23502 PR middle-end/31161
23503 * builtins.c (expand_builtin_cexpi): As a fallback if we
23504 don't have builtins for sincos or cexp create a function
23505 declaration for cexp and expand to a call to that.
23506 (expand_builtin_int_roundingfn): Always fall
23507 back to floor/ceil and its variants even if they may be
23510 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23512 PR middle-end/31159
23513 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23514 jump tables, move the call to delete_dead_jumptables from here...
23515 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23516 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23517 don't allow merging of blocks that try_redirect_by_replacing_jump
23518 also does not handle when not optimizing.
23520 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23521 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23523 * config/i386/i386.md (x86_sahf_1): Correctly handle
23526 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23529 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23530 x86_64_general_operand as operand[2] predicate. Remove "iF"
23531 from operand constraints and use "e" constraint instead.
23532 (*subti3_1, *subti3_1 splitter): Ditto.
23533 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23534 operand[1] predicate.
23536 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23538 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23539 arrays, multiply the access strides by the size of the sub-array.
23540 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23542 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23544 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23545 the configured assembler supports the sahf mnemonic.
23546 * configure: Regenerate.
23547 * config.in: Regenerate.
23549 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23550 emit "sahf" or ".byte\t0x9e" as asm template.
23552 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23555 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23556 option to replace hard coded TARGET_xxx in md file.
23557 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23558 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23559 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23560 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23561 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23562 (X86_TUNE_NOT_VECTORMODE): Ditto.
23563 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23564 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23565 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23566 (TUNE_SLOW_IMUL_IMM8): Ditto.
23567 (TUNE_MOVE_M1_VIA_OR): Ditto.
23568 (TUNE_NOT_UNPAIRABLE): Ditto.
23569 (TUNE_NOT_VECTORMODE): Ditto.
23571 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23574 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23575 tuning options instead of hard coded TARGET_xxx.
23576 (fix ssemode peephole2's): Ditto.
23577 (imul peephole2's): Ditto.
23579 (movdi_or_rex64): Ditto.
23580 (move peephole2): Ditto.
23581 (not peephole2's): Ditto.
23583 2007-03-14 Dirk Mueller <dmueller@suse.de>
23585 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23586 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23587 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23589 * c-parser.c (c_parser_do_statement): Warn about empty body in
23590 do/while statement.
23591 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23592 * doc/invoke.texi (-Wempty-body): Update documentation.
23594 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23597 * c-common.h (warn_for_div_by_zero): Declare.
23598 * c-common.c (warn_for_div_by_zero): Define.
23599 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23602 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23604 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23605 to PREFIX and STANDARD_PREFIX.
23607 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23608 Phil Edwards <phil@codesourcery.com>
23610 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23611 (__gthread_once_t): Remove busy field for RTPs.
23612 (__GTHREAD_ONCE_INIT): Update accordingly.
23614 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23616 * doc/invoke.texi: Document VxWorks options.
23618 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23620 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23622 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23624 PR tree-optimization/30590
23625 * tree-nrv.c (tree_nrv): Check for the partial update of the
23628 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23630 * flags.h (flag_random_seed): Remove declaration, in favor of...
23631 * toplev.h (get_random_seed, set_random_seed): ... these.
23632 * tree.c (get_file_function_name): Use the former.
23633 * opts.c (common_handle_option): Use the latter.
23636 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23638 PR middle-end/31127
23639 * cse.c (cse_find_path): Do not bail out if a basic block that
23640 we already visited now becomes part of a path that starts at a
23641 different basic block. Just disallow this, to make sure we
23642 visit each basic block at most once.
23644 2007-03-13 Jan Hubicka <jh@suse.cz>
23646 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23647 attributes, when profile esitmate is present, calls with very low
23648 frequency are cold.
23650 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23652 PR tree-optimization/30730
23653 PR tree-optimization/26900
23654 * tree-ssa-loop-niter.c: Include gmp.h.
23655 (bounds): New type.
23656 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23657 split_to_var_and_offset, determine_value_range,
23658 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23659 bound_difference, bounds_add, bounds_negate,
23660 number_of_iterations_ne_max, dump_affine_iv): New functions.
23661 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23662 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23663 difference of initial and final value of control iv to validate
23665 (number_of_iterations_cond): Add loop parameter. Determine bounds
23666 on the difference of the extremes of the control iv. Add dumps.
23667 (expand_simple_operations): Handle phi nodes.
23668 (simplify_using_initial_conditions): Do not record used conditions.
23669 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23670 Do not set additional_info.
23671 (implies_nonnegative_p, implies_ge_p): Removed.
23672 (derive_constant_upper_bound): Do not use parameter `additional'.
23673 (record_estimate): Parameter `additional' removed. Parameter
23674 `i_bound' added. Do not call derive_constant_upper_bound.
23675 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23676 bound the number of iterations estimate.
23677 (estimate_numbers_of_iterations_loop): Pass the estimate from
23678 the number of iterations analysis to record_estimate.
23679 * tree.h (multiple_of_p): Declare.
23680 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23681 (scev_const_prop): Do not check expression_expensive_p.
23682 * fold-const.c (multiple_of_p): Exported.
23683 * double-int.c (double_int_mask): Exported.
23684 * double-int.h (double_int_mask): Declare.
23685 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23686 field. Added max field.
23688 2007-03-13 David Taylor <taylor@candd.org>
23691 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23694 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23697 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23698 two unamed patterns.
23700 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23702 * config/i386/i386.opt (mcx16, msahf): New options.
23703 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23704 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23706 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23707 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23708 Output -mcx16 and -msahf options when corresponding bit is set.
23710 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23711 and -msahf options.
23713 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23715 * configure.ac: Test for assembler tolerance to # 0 "".
23716 * configure, config.in: Rebuilt.
23717 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23719 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23721 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23723 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23724 (handle_syscall): Handle direct system calls.
23725 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23727 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23729 * doc/invoke.texi: Fix cpp.info cross-reference.
23730 * doc/passes.texi: Fix gcc.info cross-reference.
23732 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23734 PR tree-optimization/30835
23735 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23736 bb_for_stmt is not NULL before accessing it.
23738 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23740 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23743 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23746 * doc/install.texi: Document --enable-stage1-languages
23748 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23750 * tree-pass.h (pass_into_cfg_layout_mode,
23751 pass_outof_cfg_layout_mode): Declare.
23752 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23753 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23754 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23755 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23757 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23759 * c-decl.c (warn_variable_length_array): New function.
23760 Refactored from grokdeclarator to handle warn_vla
23761 and handle unnamed array case.
23762 (grokdeclarator): Refactored VLA warning case.
23763 * c.opt (Wvla): New flag.
23764 * doc/invoke.texi (Wvla): New warning.
23766 2007-03-12 Richard Henderson <rth@redhat.com>
23768 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23769 (TARGET_SECTION_TYPE_FLAGS): New.
23771 2007-03-12 Richard Henderson <rth@redhat.com>
23773 * config/darwin.c (machopic_reloc_rw_mask): New.
23774 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23775 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23777 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23779 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23780 * cppdefault.h (cpp_PREFIX): Document.
23781 (cpp_PREFIX_len): Likewise.
23782 (cpp_EXEC_PREFIX): New variable.
23783 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23784 * c-incpath.c (add_standard_paths): Correct logic for relocating
23785 paths within prefix.
23787 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23789 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23790 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23792 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23793 fix_truncdfdi_sse using SSEMODEF mode macro.
23794 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23795 fix_truncdfsi_sse using SSEMODEF mode macro.
23796 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23797 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23799 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23801 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23802 elfos.h to tm_file.
23804 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23806 * tree.h : Add multiple_of_p declaration.
23807 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23808 * ipa-type-escape.c (results_of_malloc): Redundant.
23809 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23810 (cast_type): Extended with new members.
23811 (check_cast): Returns cast_type.
23812 (cast): New structure for data of walk_use_def_chains.
23813 (is_malloc_result, is_cast_from_non_pointer_1,
23814 is_cast_from_non_pointer,
23815 is_array_access_through_pointer_and_index): New functions.
23816 (look_for_casts): Returns cast types.
23817 (check_call): Returns void.
23818 (okay_pointer_operation): Use support of pointer plus index,
23819 pointer plus constant and allow all multiplications.
23821 2007-03-11 Richard Guenther <rguenther@suse.de>
23823 PR tree-optimization/31115
23824 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23825 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23826 A shift count of zero is not special as with *_DIV_EXPR.
23827 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23830 2007-03-11 Ian Lance Taylor <iant@google.com>
23832 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23833 the *_DIV_EXPR codes correctly with overflow infinities.
23835 2007-03-11 Ira Rosen <irar@il.ibm.com>
23837 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23838 indicate success/failure of the analysis. Add negation to subtrahend
23839 in case of subtraction. Fail if both operands contain constants.
23840 (create_data_ref): Fail if analyze_offset fails.
23842 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23844 * config/i386/i386.md (frndintxf2): Rename to ...
23845 (rintxf2): ... this. Remove expander having same name.
23846 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23847 (roundsf2, rounddf2): Ditto.
23848 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23849 (lround<mode>di2, lround<mode>si2): Ditto.
23851 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23853 * lower-subreg.c: Include except.h.
23854 (decompose_multiword_subregs): Verify that the only control flow
23855 insns we can split are loads to multi-words pseudos.
23856 Handle breaking such blocks after splitting, instead of calling
23857 find_many_sub_basic_blocks.
23859 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23860 on the new basic block. Add a lengthy comment explaining why we
23861 thought this was necessary.
23862 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23864 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23867 * tree.c (walk_type_fields): Recurse into the element type of
23868 ARRAY_TYPEs if there is a pointer set.
23870 2007-03-10 Dirk Mueller <dmueller@suse.de>
23872 * c-common.c (warn_logical_operator): Fix condition.
23874 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23876 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23878 * config/darwin.c (machopic_select_section): Remove superfluous
23879 argument in call to categorize_decl_for_section. Remove unused
23882 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23884 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23886 * configure: Regenerate.
23888 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23891 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23892 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23893 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23894 Add LABEL_NUSES to emitted label.
23895 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23896 branch probability value to emitted jump insn.
23897 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23898 Do not check life information and do not re-arrange input operands
23899 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23901 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23903 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23904 the change of decode_asm_operands.
23906 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23908 * mode-switching.c (create_pre_exit): Skip blockage insn.
23910 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23912 * tree-pass.h (TODO_update_smt_usage): Remove.
23914 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23918 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23920 * pa.c (attr_length_call): Revise condition for long
23921 pc-relative branch.
23922 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23923 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23924 sequence on SOM target.
23926 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23928 * gcc.c: Document %{, in big comment at top.
23929 (input_suffix_matches): Remove special handling for .s and
23931 (input_spec_matches): New.
23932 (handle_braces): Handle %{,.
23933 (validate_switches): ',' indicates a value which is not a switch.
23934 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23935 to detect assembler input.
23936 * config/i386/sol2.h (CPP_SPEC): Likewise.
23937 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23938 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23939 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23940 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23941 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23942 -m64 causes deployment target to default to 10.5.
23943 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23945 2007-03-09 Richard Henderson <rth@redhat.com>
23948 * target.h (targetm.asm.out.reloc_rw_mask): New.
23949 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23950 (TARGET_ASM_OUT): Use it.
23951 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23952 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23953 use the new reloc_rw_mask target hook instead.
23954 (default_section_type_flags_1): Merge into...
23955 (default_section_type_flags): ... here.
23956 (decl_readonly_section_1): Merge into...
23957 (decl_readonly_section): ... here.
23958 (default_elf_select_section_1): Merge into...
23959 (default_elf_select_section): ... here.
23960 (default_unique_section_1): Merge into...
23961 (default_unique_section): ... here.
23962 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23963 (default_select_rtx_section): Use it.
23964 (default_elf_select_rtx_section): Likewise.
23965 * output.h: Update to match.
23966 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23967 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23968 (TARGET_ASM_RELOC_RW_MASK): New.
23969 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23970 to categorize_decl_for_section.
23971 (x86_64_elf_unique_section): Likewise.
23972 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23973 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23974 (TARGET_ASM_RELOC_RW_MASK): New.
23975 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23976 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23977 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23978 (TARGET_RWRELOC): Remove.
23979 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23980 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23981 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23982 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23983 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23984 (rs6000_xcoff_select_section): Use decl_readonly_section.
23985 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23986 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23987 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23988 (TARGET_SECTION_TYPE_FLAGS): Remove.
23989 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23991 2007-03-09 Roger Sayle <roger@eyesopen.com>
23993 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23994 complex constant equality/inequality comparisons for here.
23995 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23996 known at compile-time or can be simplified to a scalar comparison.
23997 (fold_relational_const): Move compile-time evaluation of complex
23998 constant equality/inequality comparisons to here.
24000 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24002 PR rtl-optimization/30643
24003 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24005 (fold_rtx): Recurse, like before 2006-11-03.
24007 2007-03-09 DJ Delorie <dj@redhat.com>
24009 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24012 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24014 PR tree-optimization/30375
24015 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24016 LHS of statements is not the same.
24017 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24019 2007-03-09 Chao-ying Fu <fu@mips.com>
24021 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24023 * doc/invoke.texi (-mdspr2): Document new option.
24024 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24025 New unspec for DSP REV 2.
24026 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24027 these instructions are extended in DSP REV 2.
24028 (mips-dspr2.md): Include.
24029 * config/mips/mips.opt (mdspr2): New option.
24030 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24031 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24032 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24033 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24034 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24035 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24036 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24038 (bdesc_map): Add one field of unsupported_target_flags.
24039 (bdesc_arrays): Update entries to have extra fields. Add
24041 (mips_init_builtins): Initialize new function types.
24042 Check unsupported_target_fileds to filter out builtins.
24043 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24045 (ASM_SPEC): Pass mdspr2 to the assembler.
24046 * config/mips/mips-dspr2.md: New file.
24048 2007-03-09 Sa Liu <saliu@de.ibm.com>
24050 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24052 2007-03-09 Ian Lance Taylor <iant@google.com>
24054 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24055 argument) like -Wstrict-overflow=2.
24056 * doc/invoke.texi (Warning Options): Update documentation.
24058 2007-03-09 Dirk Mueller <dmueller@suse.de>
24061 * doc/invoke.texi (-Wlogical-op): Document.
24062 * common.opt (-Wlogical-op): New.
24063 * c-common.h (warn_logical_operator): Declare.
24064 * c-common.c (warn_logical_operator): Define.
24065 * c-typeck.c (parser_build_binary_op): Call
24066 warn_logical_operator.
24068 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24070 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24071 * final.c (final_scan_insn): Test for non-"" file name.
24073 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24075 * doc/loop.texi: Document the Omega linear constraints solver.
24076 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24077 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24078 omega-hash-table-size, omega-max-keys, and
24079 omega-eliminate-redundant-constraints.
24080 * tree-pass.h (pass_check_data_deps): Declared.
24083 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24084 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24085 pass_check_data_deps): New.
24086 * tree-data-ref.c (init_data_ref): Remove declaration.
24087 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24088 (analyze_array): Renamed init_array_ref, move up initializations.
24089 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24090 Removed arguments that are set to NULL.
24091 (analyze_indirect_ref): Correct indentation, correct call to
24093 (object_analysis): Call init_array_ref instead of analyze_array.
24094 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24095 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24096 of DR_ACCESS_FNS_ADDR.
24097 (init_omega_eq_with_af, omega_extract_distance_vectors,
24098 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24099 ddr_consistent_p): New.
24100 (compute_affine_dependence): Check consistency of ddrs when
24101 flag_check_data_deps is passed.
24102 (analyze_all_data_dependences): Uncomment.
24103 (tree_check_data_deps): New.
24104 * tree-data-ref.h: Include omega.h.
24105 (DR_ACCESS_FNS_ADDR): Removed.
24106 (data_dependence_relation): Add inner_loop.
24107 (DDR_INNER_LOOP): New.
24108 * common.opt (fcheck-data-deps): New.
24109 * tree-flow.h (tree_check_data_deps): Declare.
24110 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24111 (OBJS-common): Depend on omega.o.
24113 * passes.c (pass_check_data_deps): Scheduled.
24114 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24115 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24116 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24117 PARAM_VECT_MAX_VERSION_CHECKS,
24118 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24120 2007-03-09 Richard Guenther <rguenther@suse.de>
24122 PR tree-optimization/30904
24123 PR middle-end/31058
24124 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24125 the same way as *_DIV_EXPR.
24127 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24129 * recog.c (decode_asm_operands): No mixed declarations and code.
24131 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24133 * rtl.def (ASM_INPUT): Add location.
24134 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24135 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24136 (decode_asm_operands): Add loc operand.
24137 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24138 * stmt.c (expand_asm): Rename to...
24139 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24140 gen_rtx_ASM_INPUT_loc.
24141 (expand_asm_expr): Adjust.
24142 * recog.c (decode_asm_operands): Add loc operand.
24143 (check_asm_operands, extract_insn): Adjust.
24144 * reload1.c (maybe_fix_stack_asms): Likewise.
24145 * final.c (asm_insn_count): Likewise.
24146 (final_scan_insn): Output # line before and after asm.
24148 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24150 * tree-ssa-structalias.c (variable_info): Remove
24152 (new_var_info): Ditto.
24153 (shared_bitmap_info_t): New structure.
24154 (shared_bitmap_table): New variable.
24155 (shared_bitmap_hash): New function.
24156 (shared_bitmap_eq): Ditto
24157 (shared_bitmap_lookup): Ditto.
24158 (shared_bitmap_add): Ditto.
24159 (merge_smts_into): Change to take bitmap directly.
24160 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24161 (init_alias_vars): Init shared bitmap hashtable.
24162 (delete_points_to_sets): Delete shared bitmap hashtable.
24163 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24164 is_aliased removal as a change that was still necessary was
24167 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24169 * config/i386/i386.h (override_options): Conditionally disable
24170 x86_sahf for 64bit targets only.
24172 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24175 * c-decl.c (merge_decls): Don't call make_var_volatile.
24176 * varasm.c (make_var_volatile): Remove.
24177 * output.h (make_var_volatile): Remove.
24179 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24181 PR tree-optimization/31085
24182 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24184 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24186 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24187 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24188 ATTR_CONST_NOTHROW_LIST.
24190 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24193 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24195 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24197 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24200 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24202 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24203 passed, use shared libgcc.
24205 2007-03-08 Roger Sayle <roger@eyesopen.com>
24207 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24208 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24209 (honor_protect_cleanup_actions, lower_try_finally_switch):
24211 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24212 ifc_temp_var): Likewise.
24213 * tree-inline.c (setup_one_parameter): Likewise.
24214 * tree-mudflap.c (mf_decl_cache_locals,
24215 mf_build_check_statement_for): Likewise.
24216 * tree-nested.c (init_tmp_var, save_tmp_var,
24217 finalize_nesting_tree_1): Likewise.
24218 * tree-outof-ssa.c (insert_copy_on_edge,
24219 insert_backedge_copies): Likewise.
24220 * tree-profile.c (tree_gen_edge_profiler,
24221 tree_gen_ic_profiler): Likewise.
24222 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24223 * tree-sra.c (sra_build_assignment): Likewise.
24224 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24225 * tree-ssa-math-opts.c (insert_reciprocals,
24226 execute_cse_sincos_1): Likewise.
24227 * tree-tailcall.c (adjust_accumulator_values,
24228 adjust_return_value): Likewise.
24229 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24230 * tree-vect-transform.c (vect_create_data_ref_ptr,
24231 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24232 vect_create_epilog_for_reduction, vectorizable_reduction,
24233 vectorizable_call, vectorizable_conversion,
24234 vectorizable_assignment, vectorizable_operation,
24235 vectorizable_type_demotion, vect_gen_widened_results_half,
24236 vect_permute_store_chain, vectorizable_store,
24237 vect_setup_realignment, vect_permute_load_chain,
24238 vectorizable_load, vectorizable_condition,
24239 vect_create_cond_for_align_checks): Likewise.
24240 * tree-vrp.c (build_assert_expr_for): Likewise.
24242 2007-03-08 Ian Lance Taylor <iant@google.com>
24244 * tree-vrp.c: Include "intl.h".
24245 (usable_range_p): New static function.
24246 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24247 overflowed values, juts set *strict_overflow_p.
24248 (compare_values): Only return -2 if one of the operands is not a
24250 (compare_ranges): Call usable_range_p.
24251 (compare_range_with_value): Likewise.
24252 (vrp_evaluate_conditional_warnv): Rename from
24253 vrp_evaluate_conditional. Make static. Change all callers.
24254 (vrp_evaluate_conditional): New function.
24255 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24256 on signed overflow.
24257 (simplify_abs_using_ranges): Likewise.
24258 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24259 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24260 within_stmt parameter.
24261 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24262 vrp_evaluate_conditional.
24263 * tree-ssa-threadedge.c
24264 (record_temporary_equivalences_from_stmts_at_dest): Change
24265 simplify parameter to take a second tree parameter.
24266 (simplify_control_stmt_condition): Likewise.
24267 (thread_across_edge): Likewise.
24268 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24269 (thread_across_edge): Likewise.
24270 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24272 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24274 * config/i386/i386.h (TARGET_SAHF): New define.
24275 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24276 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24277 (x86_sahf): New global variable.
24278 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24279 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24280 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24281 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24283 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24284 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24285 when expanding fcomi/sahf based tests.
24286 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24287 expanding sahf based alternative. Emit sahf based sequence when
24288 optimizing for code size.
24289 * config/i386/i386.md (x86_sahf_1): Do not disable for
24290 TARGET_64BIT, enable for TARGET_SAHF.
24292 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24294 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24295 spurious whitespace from error message.
24297 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24300 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24302 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24304 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24306 * tree-sra.c (instantiate_element): Propagate disabled warnings
24307 from the element itself to the created variable.
24309 2007-03-07 Richard Henderson <rth@redhat.com>
24312 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24313 silently fix up the stack in the case of a missing register.
24315 2007-03-07 Paul Brook <paul@codesourcery.com>
24317 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24319 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24321 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24323 (phase1_vrs): Use them.
24324 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24325 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24326 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24327 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24328 __gnu_Unwind_Restore_WMMXC if required.
24329 (_Unwind_VRS_Pop): Implement iWMMXt support.
24330 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24331 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24332 gnu_Unwind_Save_WMMXC): Define.
24334 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24336 * config/vxworks.h (vxworks_override_options): Declare.
24337 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24338 * config/vxworks.c: Include target.h and toplev.h.
24339 (vxworks_override_options): New function.
24340 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24342 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24344 * config/s390/s390.c (override_options): Don't emit an error when
24345 -mstack-size is used without providing -mstack-guard.
24346 (s390_emit_prologue): Choose stack_guard value automatically if not
24347 provided via command line.
24348 * doc/invoke.texi: Adjust description of -mstack-guard and
24351 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24353 * config/i386/i386.c (output_set_got): Add a GOT initialization
24354 sequence for VxWorks PIC.
24355 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24356 around labels as well as symbols. Use gotoff_operand instead
24357 of local_symbolic_operand.
24358 (legitimize_pic_address): Use gotoff_operand instead of
24359 local_symbolic_operand. Use @GOT accesses for labels as
24361 (ix86_output_addr_diff_elt): Use PC-relative rather than
24362 GP-relative offsets for VxWorks PIC.
24363 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24364 no_new_pseudos. Check whether the returned register is op0.
24365 * config/i386/i386.md (tablejump): Use PC-relative rather than
24366 GP-relative offsets for VxWorks PIC.
24367 * config/i386/predicates.md (gotoff_operand): New predicate.
24369 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24371 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24373 * config/vxworks-dummy.h: New file.
24374 * config/i386/i386.h: Include it.
24376 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24378 * dwarf2out.c (is_inlined_entry_point): New
24379 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24380 DW_AT_ranges if the first subblock is the entry point.
24382 2007-03-06 David Daney <ddaney@avtrex.com>
24384 * doc/install.texi (mips-*-*): Change recommended binutils
24387 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24389 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24390 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24392 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24393 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24395 2007-03-06 Jan Hubicka <jh@suse.cz>
24397 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24398 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24400 (probably_cold_bb_p): Cold functions are cold.
24401 (probably_never_executed_bb_p): Cold functions are cold.
24402 (tree_bb_level_predictions): Predict calls to cold functions as not
24404 (compute_function_frequency): Check hot/cold attributes.
24405 * function.h (function_frequency): Update comments.
24406 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24407 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24408 (c_common_att): Add cold and hot.
24410 * doc/extend.texi (hot,cold attributes): Document.
24412 2007-03-06 Andrew Haley <aph@redhat.com>
24414 * function.c (expand_function_end): Move blockage to just after we
24415 emit the label for the naked return from the function.
24417 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24419 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24422 2007-03-06 Jan Hubicka <jh@suse.cz>
24424 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24425 loaded for constant large models. Non-large 64bit PIC can do.
24426 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24427 * cmodel.h: Add LARGE PIC.
24428 * i386.md (UNSPEC_PLTOFF): New.
24429 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24431 (*call_1_rex64): Disable for large models.
24432 (*call_1_rex64_large): New.
24433 (*call_value_1_rex64): Disable for large models.
24434 (*call_value_1_rex64_large): New.
24435 (set_rip_rex4): New.
24436 (set_got_offset_rex64): New.
24437 * predicates.md (constant_call_address_operand): For large model
24438 constant calls are not possible.
24439 * i386-protos.h (construct_plt_address): Declare.
24440 * i386.c (override_options): Accept large models.
24441 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24442 (legitimate_constant_p): Add new UNSPECs.
24443 (legitimate_pic_operand_p): Likewise.
24444 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24445 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24447 (output_pic_addr_const): Add PLTOFF.
24448 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24449 (ix86_expand_move): Legitimize pic address when in PIC mode.
24450 (construct_plt_address): New function.
24451 (ix86_expand_call): Offload the address to register and use GOT
24452 pointer for large model.
24453 * invoke.texi (mcmodel=large): Update documentation.
24455 2007-03-06 Richard Henderson <rth@redhat.com>
24457 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24458 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24459 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24460 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24461 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24462 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24463 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24464 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24465 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24466 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24467 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24468 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24469 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24470 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24471 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24472 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24473 x86_schedule, x86_use_bt, x86_pad_returns,
24474 x86_use_xchgb): Merge into ...
24475 (ix86_tune_features): ... here. New array.
24476 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24477 x86_bswap): Merge into ...
24478 (ix86_arch_features): ... here. New array.
24479 (x86_3dnow_a): Remove.
24480 (x86_accumulate_outgoing_args): Make static.
24481 (x86_arch_always_fancy_math_387): Make static.
24482 (ix86_tune_mask, ix86_arch_mask): Move ...
24483 (override_options): ... to local variables here. Apply the
24484 appropriate mask to each element of ix86_arch_features and
24485 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24486 as were done in the old macros.
24487 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24488 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24489 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24490 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24491 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24492 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24493 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24494 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24495 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24496 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24497 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24498 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24499 x86_accumulate_outgoing_args, x86_prologue_using_move,
24500 x86_epilogue_using_move, x86_decompose_lea,
24501 x86_arch_always_fancy_math_387, x86_shift1,
24502 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24503 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24504 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24505 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24506 x86_use_incdec, x86_pad_returns, x86_bswap,
24507 x86_partial_flag_reg_stall): Remove.
24508 (enum ix86_tune_indices): New.
24509 (ix86_tune_features): New.
24510 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24511 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24512 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24513 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24514 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24515 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24516 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24517 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24518 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24519 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24520 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24521 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24522 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24523 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24524 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24525 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24526 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24527 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24528 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24529 TARGET_EXT_80387_CONSTANTS): Use it.
24530 (enum ix86_arch_indices): New.
24531 (ix86_arch_features): New.
24532 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24533 TARGET_BSWAP): Use it.
24534 (ix86_tune_mask, ix86_arch_mask): Remove.
24536 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24539 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24540 Define using $${sysroot_headers_suffix}.
24541 * configure: Regenerate.
24542 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24543 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24545 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24546 * gcc.c (print_sysroot_headers_suffix): New.
24547 (option_map): Include --print-sysroot-headers-suffix.
24548 (display_help): Mention -print-sysroot-headers-suffix.
24549 (process_command): Handle -print-sysroot-headers-suffix.
24550 (do_spec_1): Append multilib directory to include-fixed path if
24551 sysroot suffixes in use.
24552 (main): Handle -print-sysroot-headers-suffix.
24553 * Makefile.in (start.encap): Don't depend on xlimits.h
24554 (xlimits.h): Remove.
24555 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24556 limits.h for each multilib in fixinc_list.
24557 (fixinc_list, s-fixinc_list): New.
24558 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24559 generate them for each multilib in fixinc_list.
24560 (stmp-fixproto): Use include-fixed. Run fixproto for each
24561 multilib in fixinc_list.
24562 (mostlyclean): Don't remove xlimits.h.
24563 (clean): Remove include-fixed.
24564 (real-install-headers-tar, real-install-headers-cpio,
24565 real-install-headers-cp): Don't copy include, only include-fixed.
24566 (install-mkheaders): Depend on fixinc_list. Don't depend on
24567 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24568 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24569 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24571 2007-03-06 Jan Hubicka <jh@suse.cz>
24573 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24576 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24578 * configure.ac: Allow tm_file to contain build-directory files.
24579 * configure: Regenerate.
24580 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24581 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24582 * config/m68k/print-sysroot-suffix.sh: New file.
24584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24586 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24587 of pic_offset_table_rtx if reload_completed.
24588 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24589 PIC_OFFSET_TABLE_REGNUM.
24590 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24592 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24593 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24595 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24597 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24598 functions that call eh_return.
24600 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24602 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24603 functions that need a constant pool.
24605 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24608 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24609 (m68k_preferred_reload_class): Likewise.
24610 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24611 (SECONDARY_RELOAD_CLASS): Define.
24612 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24613 (LIMIT_RELOAD_CLASS): Delete.
24614 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24615 registers from storing bytes.
24616 (m68k_secondary_reload_class): New function.
24617 (m68k_preferred_reload_class): Likewise.
24619 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24621 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24623 (m68k_expand_prologue): Likewise.
24625 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24627 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24628 (mips_expand_epilogue): Add a bool parameter.
24629 (m68k_legitimize_sibcall_address): Declare.
24630 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24631 (m68k_expand_epilogue): Add a parameter to select between sibling
24632 and normal epilogues. Only generate a return for the latter.
24633 (m68k_ok_for_sibcall_p): New function.
24634 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24635 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24636 (sibcall_value, *sibcall_value): Likewise.
24637 (*call, *call_value): Require !SIBLING_CALL_P.
24638 (epilogue): Update call to m68k_expand_epilogue.
24639 (sibcall_epilogue): New pattern.
24640 * config/m68k/predicates.md (const_call_operand): Say that this
24641 predicate applies to sibling calls too.
24642 (sibcall_operand): New predicate.
24644 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24646 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24647 alternatives as movsi_cf.
24648 (movsf_cf_hard): Add commentary.
24650 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24651 Richard Sandiford <richard@codesourcery.com>
24653 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24654 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24655 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24656 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24657 as being live on exit from an interrupt function.
24658 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24659 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24660 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24661 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24662 (m68k_interrupt_function_p): Globalize.
24663 (m68k_compute_frame_layout): Remove reverse mask code.
24664 (m68k_emit_movem, m68k_set_frame_related): New functions.
24665 (m68k_output_function_prologue): Delete in favor of...
24666 (m68k_expand_prologue): ...this new function.
24667 (m68k_output_function_epilogue): Delete in favor of...
24668 (m68k_expand_epilogue): ...this new function.
24669 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24671 (print_operand): Handle %?.
24672 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24673 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24674 (prologue, epilogue): New patterns.
24675 (return): Turn into a define_expand.
24676 (*return): New pattern, derived from old "return" pattern. Use rte
24677 rather than rts for interrupt functions. Only use rtd if the pop
24679 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24680 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24681 (link, *link, unlink, *unlink, load_got): Likewise.
24683 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24687 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24688 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24689 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24690 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24691 and m68k_matches_u_p.
24692 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24693 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24694 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24695 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24696 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24697 (REG_STRICT_P): New macro.
24698 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24699 PCREL_GENERAL_OPERAND_OK.
24700 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24701 m68k_legitimate_base_reg_p.
24702 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24703 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24704 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24705 * config/m68k/m68k.c (m68k_address): New structure.
24706 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24707 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24708 (m68k_jump_table_ref_p, m68k_decompose_address)
24709 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24710 (m68k_matches_u_p): New functions.
24711 (print_operand_address): Rewrite to use m68k_decompose_index.
24713 2007-03-05 David Taylor <dtaylor@emc.com>
24715 * gcc.c: Correct copyright date in --version output.
24717 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24719 * pa.md: In unamed move patterns, disparge copies between general
24720 and floating point registers using '?' modifier. Don't include 'f'
24721 constraint for register preferences in DImode, SImode, HImode and
24722 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24723 Remove constraints for copies between general and floating registers
24724 in soft-float DFmode pattern.
24725 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24729 2007-03-05 Mike Stump <mrs@apple.com>
24731 * c-common.c (targetcm): Add.
24732 * c-opts.c (c_common_handle_option): Handle language specific
24734 * opts.c (handle_option): Verify language for target options, if
24736 * opth-gen.awk: Add CL_LANG_ALL.
24737 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24738 (TARGETCM_INITIALIZER): Add.
24739 * target.h (struct gcc_targetcm): Add.
24741 * targhooks.c (default_handle_c_option): Add.
24742 * targhooks.h (default_handle_c_option): Add.
24743 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24745 * config/darwin.opt (iframework): Add.
24746 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24747 * config/darwin-c.c (handle_c_option): Add.
24748 (TARGET_HANDLE_C_OPTION): Add.
24750 * doc/invoke.texi (Darwin Options): Add -iframework.
24752 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24754 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24757 2007-03-05 Ian Lance Taylor <iant@google.com>
24759 * c.opt (fgnu89-inline): New option.
24760 * c-opts.c (c_common_post_options): Set default value for
24762 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24763 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24765 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24766 (grokdeclarator, start_function): Likewise.
24767 * c-cppbuiltin.c (c_cpp_builtins): Define either
24768 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24769 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24770 (C Dialect Options): Document -fgnu89-inline.
24771 * doc/extend.texi (Function Attributes): Explain what the
24772 gnu_inline attribute does.
24773 * doc/cpp.texi (Common Predefined Macros): Document
24774 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24776 2007-03-05 Ian Lance Taylor <iant@google.com>
24778 PR tree-optimization/31034
24779 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24780 half-range if the other side is an overflow infinity.
24782 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24784 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24785 (bfin*-linux-uclibc*): New configuration.
24786 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24788 * config/bfin/linux.h: New file.
24789 * config/bfin/libgcc-bfin.ver: New file.
24790 * config/bfin/t-bfin-uclinux: New file.
24791 * config/bfin/t-bfin-linux: New file.
24792 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24793 (TARGET_OS_CPP_BUILTINS): New macro.
24795 2007-03-05 Richard Guenther <rguenther@suse.de>
24797 * fold-const.c (fold_binary): Remove duplicate folding
24798 of comparison of non-null ADDR_EXPR against null.
24800 2007-03-05 Richard Guenther <rguenther@suse.de>
24801 Dorit Nuzman <dorit@il.ibm.com>
24803 PR tree-optimization/26420
24804 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24805 are no loops in the function. Only print the number of
24806 vectorized loops if it is greater than zero or we are supposed
24807 to print information about unvectorized loops.
24809 2007-03-05 Revital Eres <eres@il.ibm.com>
24811 * gcc.dg/var-expand1.c: New test.
24812 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24813 when an accumulator is expanded.
24815 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24818 * c-common.c (convert_and_check): Don't give warnings for
24819 conversion if 'expr' already overflowed.
24821 2007-03-04 Roger Sayle <roger@eyesopen.com>
24823 PR middle-end/30744
24824 * fold-const.c (fold_comparison): Enforce type consistency when
24825 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24827 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24829 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24830 containing a cast to the base of TARGET_MEM_REF.
24832 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24834 * tree.c (tree_contains_struct_check_failed): Remove spurious
24835 whitespace from error message.
24837 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24840 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24841 instead of precision.
24843 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24844 Nathan Sidwell <nathan@codesourcery.com>
24846 * emit-rtl.c (find_auto_inc): New.
24847 (try_split): recreate REG_INC notes,
24848 Use regular for loops rather than whiles.
24850 2007-03-03 Andreas Schwab <schwab@suse.de>
24852 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24853 * configure: Regenerate.
24855 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24857 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24858 flag_rounding_math, not flag_unsafe_math_optimizations.
24860 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24862 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24863 alpha_fold_vector_minmax): Likewise.
24864 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24865 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24867 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24869 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24870 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24871 if the lhs has side-effects.
24872 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24874 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24876 * config/i386/i386.h (TUNEMASK): Remove define.
24877 (ARCHMASK): Remove define.
24878 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24879 Use ix86_arch_mask variable instead of ARCHMASK.
24880 * config/i386/i386.c (override_options): Ditto.
24881 (standard_80387_constant_p): Ditto.
24883 2007-03-02 Ian Lance Taylor <iant@google.com>
24885 Used signed infinities in VRP.
24886 * tree-vrp.c (uses_overflow_infinity): New static function.
24887 (supports_overflow_infinity): New static function.
24888 (make_overflow_infinity): New static function.
24889 (negative_overflow_infinity): New static function.
24890 (positive_overflow_infinity): New static function.
24891 (is_negative_overflow_infinity): New static function.
24892 (is_positive_overflow_infinity): New static function.
24893 (is_overflow_infinity): New static function.
24894 (overflow_infinity_range_p): New static function.
24895 (compare_values_warnv): New function split out of compare_values.
24896 (compare_value): Call it.
24897 (set_value_range_to_nonnegative): Add overflow_infinity
24898 parameter. Change caller.
24899 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24901 (vrp_expr_computes_nonzero): Likewise.
24902 (compare_ranges, compare_range_with_value): Likewise.
24903 (compare_name_with_value, compare_names): Likewise.
24904 (vrp_evaluate_conditional): Likewise.
24905 (set_value_range): Handle infinity
24906 (vrp_operand_equal_p, operand_less_p): Likewise.
24907 (extract_range_from_assert): Likewise.
24908 (vrp_int_const_binop): Likewise.
24909 (extract_range_from_binary_expr): Likewise.
24910 (extract_range_from_unary_expr): Likewise.
24911 (extract_range_from_comparison): Likewise.
24912 (extract_range_from_expr): Likewise.
24913 (dump_value_range): Likewise.
24914 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24915 (test_for_singularity): Likewise.
24916 (vrp_int_const_binop): Remove inline qualifier.
24917 (adjust_range_with_scev): Add comment.
24918 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24920 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24922 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24923 (get_constraint_for): Likewise.
24924 (do_structure_copy): Likewise.
24925 (find_func_aliases): Fix references to MODIFY_EXPR.
24926 (intra_create_variable_infos): Tidy.
24927 * tree-ssa-operands.c (add_virtual_operand): Add argument
24929 When adding members of alias sets, if IS_CALL_SITE is true and
24930 the symbol is not call-clobbered, skip it.
24931 Adjust all callers.
24933 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24935 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24936 entry by means of emit_insn_at_entry.
24938 2007-03-02 Richard Henderson <rth@redhat.com>
24940 * expr.h (promoted_input_arg): Remove decl.
24941 * function.c (promoted_input_arg): Merge into ...
24942 * combine.c (setup_incoming_promotions): ... only caller.
24943 Rearrange to avoid double loop.
24945 2007-03-02 Ben Elliston <bje@au.ibm.com>
24946 Peter Bergner <bergner@vnet.ibm.com>
24947 Janis Johnson <janis187@us.ibm.com>
24949 * config/rs6000/dfp.md: New file.
24950 * config/rs6000/rs6000.md: Include dfp.md.
24951 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24952 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24953 and TDmode decimal float modes in FP registers.
24954 (num_insns_constant): Likewise.
24955 (rs6000_legitimate_offset_address_p): Likewise.
24956 (rs6000_legitimize_address): Likewise.
24957 (rs6000_legitimize_reload_address): Likewise.
24958 (rs6000_legitimate_address): Likewise.
24959 (rs6000_emit_move): Likewise.
24960 (function_arg_boundary): Likewise.
24961 (function_arg_advance): Likewise.
24962 (rs6000_darwin64_record_arg_recurse): Likewise.
24963 (function_arg): Likewise.
24964 (rs6000_gimplify_va_arg): Likewise.
24965 (rs6000_split_multireg_move): Likewise.
24966 (rs6000_output_function_epilogue): Likewise.
24967 (rs6000_output_function_epilogue): Likewise.
24968 (rs6000_register_move_cost): Likewise.
24969 (rs6000_function_value): Likewise.
24970 (rs6000_libcall_value): Likewise.
24972 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24974 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24976 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24978 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24979 Use $MULTIDIR to choose between the kernel and RTP headers,
24980 and use $WIND_BASE and $WIND_USR to locate them.
24982 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24984 * config/i386/i386.c (override_options): Put initialization of
24985 ix86_tune_mask and ix86_arch_mask to the correct place.
24987 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24988 Michael Meissner <michael.meissner@amd.com>
24991 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24992 (ARCHMASK): Define.
24993 (TARGET_CMOVE): Use ARCHMASK.
24994 (TARGET_CMPXCHG): Ditto.
24995 (TARGET_CMPXCHG8B): Ditto.
24996 (TARGET_XADD): Ditto.
24997 (TARGET_BSWAP): Ditto.
24998 * config/i386/i386.c (ix86_tune_mask): New global variable.
24999 (ix86_arch_mask): Ditto.
25000 (override_options): Initialize ix86_tune_mask and
25001 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25004 2007-03-02 Ben Elliston <bje@au.ibm.com>
25007 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25009 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25011 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25012 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25013 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25014 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25016 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25017 rs6000_init_dwarf_reg_sizes_extra): New.
25018 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25019 SPE register high parts.
25021 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25023 * Makefile.in: Add install-pdf target as
25024 copied from automake v1.10 rules.
25025 * configure.ac: Add install-pdf to target list.
25026 * configure: Regenerate.
25028 2007-03-01 Paul Brook <paul@codesourcery.com>
25030 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25031 modes to LDRD for DImode.
25032 (output_move_double): Fixup out of range ldrd/strd.
25033 (vfp_secondary_reload_class): Rename...
25034 (coproc_secondary_reload_class): ... to this. Add wb argument.
25035 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25036 coproc_secondary_reload_class for CLASS_IWMMXT.
25037 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25038 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25040 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25042 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25043 unroll factor by the estimated number of iterations.
25044 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25045 than prefetch latency.
25047 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25048 decode_caches_intel, detect_caches_intel): New functions.
25049 (host_detect_local_cpu): Use detect_caches_amd and
25050 detect_caches_intel.
25052 2007-03-01 Richard Henderson <rth@redhat.com>
25054 * expr.c (emit_move_complex_push): Export.
25055 (emit_move_complex_parts): Split out from ...
25056 (emit_move_complex): ... here.
25057 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25058 * config/i386/i386.md (movcdi): New.
25060 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25062 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25063 size of mode1 to check for tieable modes in MMX case.
25065 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25067 * Makefile.in (rtlanal.o): Depend on tree.h.
25068 * rtl.h (offset_within_section_p, split_const): Declare.
25069 * rtlanal.c: Include tree.h.
25070 (offset_within_block_p): New function, taken from
25071 mips_offset_within_object_p.
25072 (split_const): New function, taken from mips_split_const.
25073 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25075 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25076 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25077 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25078 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25079 (m68k_illegitimate_symbolic_constant_p): New function.
25080 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25081 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25082 symbolic constant that might be outside the symbol's section,
25083 move the symbol first and then add the offset.
25084 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25086 * config/mips/mips.c (mips_split_const): Delete.
25087 (mips_offset_within_object_p): Delete.
25088 (mips_symbolic_constant_p): Use offset_within_section_p and
25089 split_const instead of mips_offset_within_object_p and
25091 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25092 (mips_legitimize_const_move, print_operand_reloc)
25093 (mips_dangerous_for_la25_p): Use split_const instead of
25096 2007-02-28 Eric Christopher <echristo@apple.com>
25098 * Makefile.in (install-include-dir): Don't rm -rf include.
25100 2007-02-28 Richard Guenther <rguenther@suse.de>
25102 PR middle-end/30364
25103 * fold-const.c (fold_binary): Do not associate expressions
25104 with more than one variable for integer types that do not wrap.
25106 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25108 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25109 Delete, and replace with...
25110 (fold_builtin_call_array): This. Update callers to use it.
25111 * fold-const.c (fold_build_call_list): Delete, and replace with...
25112 (fold_build_call_array): This.
25113 (fold_build_call_list_initializer): Delete, and replace with...
25114 (fold_build_call_array_initializer): This.
25115 * tree.h: Update declarations to reflect above changes.
25117 * c-typeck.c (build_function_call): Store converted arguments
25118 in a stack-allocated array instead of building a list.
25119 (convert_arguments): Store arguments in the array passed in as an
25120 argument, and return the actual number of arguments.
25121 * c-format.c: (check_function_format): Pass arguments in an
25122 array instead of a list.
25123 * c-common.c (check_function_nonnull): Likewise.
25124 (check_function_sentinel): Likewise.
25125 (check_function_arguments): Likewise.
25126 * c-common.h: Update declarations to reflect above changes.
25128 2007-02-28 Jan Hubicka <jh@suse.cz>
25130 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25131 PRED_NEGATIVE_RETURN): Update outcomes.
25133 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25135 * calls.c (emit_library_call_value_1): Handle partial registers
25136 correctly when building up CALL_INSN_FUNCTION_USAGE.
25138 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25140 * pa/predicates.md (move_src_operand): Allow zero for mode.
25141 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25144 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25147 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25148 *movv2df_internal): Enable pattern only for valid operand
25150 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25151 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25153 2007-02-27 Mike Stump <mrs@apple.com>
25155 * config/darwin-crt3.c: Avoid compilation when compiling for a
25158 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25160 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25162 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25163 for fixed headers and limits.h.
25164 (install-include-dir, install-headers-tar, install-headers-cpio,
25165 install-headers-cp, real-install-headers-tar,
25166 real-install-headers-cpio, real-install-headers-cp): Handle
25167 include-fixed as well as include.
25168 (install-mkheaders): Don't install files that go only in include
25170 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25171 from GCC_INCLUDE_DIR.
25172 * gcc.c (process_command): Remove special -BstageN/ handling.
25173 (do_spec_1): Add include-fixed directories.
25175 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25177 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25179 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25181 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25184 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25186 * c-common.c (get_priority): Add check for
25187 SUPPORTS_INIT_PRIORITY.
25189 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25191 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25193 * config/bfin/bfin.c: Include "cfglayout.h".
25194 (MAX_LSETUP_DISTANCE): New macro.
25195 (struct loop_info): New members incoming, incoming_src and
25196 incoming_dest. Delete member predecessor.
25197 (length_for_loop): New function.
25198 (bfin_optimize_loop): Handle more different loop structures.
25199 (bfin_discover_loop): Rework detection of predecessor blocks by
25200 examining incoming edges.
25201 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25203 (bfin_reorder_loops): New function.
25204 (bfin_reorg_loops): Use these three new functions.
25206 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25207 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25208 (CONSTRAINT_LEN): Add entry for 'q'.
25209 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25210 Add 'q' constraints.
25211 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25212 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25214 * config/bfin/bfin.md (add_with_carry): New pattern.
25215 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25216 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25217 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25218 support unsigned multiplies too. Removed incorrect commutativity from
25219 operand 1 constraint where appropriate.
25220 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25222 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25223 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25225 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25226 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25227 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25228 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25229 usmulhisi_hh_huh): New patterns.
25231 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25232 lshifthi3): Fix output template to use half reg for operand 2.
25234 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25237 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25239 2007-02-27 Andreas Schwab <schwab@suse.de>
25241 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25243 2007-02-27 Jan Hubicka <jh@suse.cz>
25245 * predict.c (last_basic_block_p): Remove.
25246 (tree_estimate_probability): Update return heuristic for commonized
25249 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25251 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25253 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25255 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25256 * doc/cpp.texi: Standardize title page.
25257 * doc/cppinternals.texi: Likewise.
25258 * doc/gcc.texi: Standardize title page, remove version number
25259 from copyright page.
25260 * doc/gccint.texi: Likewise.
25261 * doc/install.texi: Standardize title page, add table of
25264 2007-02-26 Jan Hubicka <jh@suse.cz>
25266 * predict.def: Set outcomes according to more recent results.
25267 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25268 Remove dead predictors.
25269 * predict.c (return_prediction): Fix pasto.
25271 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25273 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25274 change; avoid a memory leak when returning early.
25276 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25278 * c-decl.c (static_ctors): Move to c-common.c.
25279 (static_dtors): Likewise.
25280 (finish_function): Use c_record_cdtor_fn.
25281 (build_cdtor): Move to c-common.c.
25282 (c_write_global_declarations): Use c_build_cdtor_fns.
25283 * c-common.h (static_ctors): Declare.
25284 (static_dtors): Likewise.
25285 (c_record_cdtor_fn): Likewise.
25286 (c_build_cdtor_fns): Likewise.
25287 * c-common.c (static_ctors): New variable.
25288 (static_dtors): Likewise.
25289 (c_record_cdtor_fn): New function.
25290 (build_cdtor): Move from c-decl.c
25291 (c_build_cdtor_fns): New function.
25293 * output.h (assemble_addr_to_section): Declare.
25294 (get_cdtor_priority_section): Likewise.
25295 * varasm.c (assemble_addr_to_section): New function.
25296 (get_cdtor_priority_section): Likewise.
25297 (default_named_section_asm_out_destructor): Use them.
25298 (destor_dtor_section_asm_out_destructor): Likewise.
25299 (default_named_section_asm_out_constructor): Likewise.
25300 (default_ctor_section_asm_out_constructor): Likewise.
25301 * config.gcc (*-*-vxworks*): Include vxworks.o.
25302 * config/t-vxworks (vxworks.o): New target.
25303 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25304 (TARGET_ASM_CONSTRUCTOR): Define.
25305 (TARGET_ASM_DESTRUCTOR): Likewise.
25306 (vxworks_asm_out_constructor): Declare.
25307 (vxworks_asm_out_destructor): Likewise.
25309 * c-common.c (get_priority): Check that we have not just an
25310 INTEGER_CST, but an integer constant with integeral type.
25312 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25314 PR tree-optimization/30938
25315 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25316 use &dt[nargs-1] instead of &dt[nargs] in the call to
25317 vect_is_simple_use().
25319 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25321 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25322 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25323 Do not attempt to handle MEM inside auto-inc expressions.
25324 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25325 of a register modified by an auto-inc expression. However, do handle
25326 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25327 (elimination_effects): Prohibit elimination of a register modified
25328 by an auto-inc expression. Disable register elimination rules whose
25329 target register is modified by an auto-inc expression with variable
25332 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25334 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25336 (array_at_struct_end_p): New function.
25337 (idx_infer_loop_bounds): Use it.
25338 (estimate_numbers_of_iterations_loop): Export.
25339 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25340 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25341 (tree_estimate_probability): Call record_loop_exits.
25342 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25343 (estimated_loop_iterations, estimated_loop_iterations_int,
25344 estimated_loop_iterations_tree): New functions.
25345 (analyze_siv_subscript_cst_affine,
25346 compute_overlap_steps_for_affine_1_2,
25347 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25348 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25349 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25350 (PRED_LOOP_ITERATIONS_GUESSED): New.
25351 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25352 * cfgloop.h (estimate_numbers_of_iterations_loop,
25353 estimated_loop_iterations_int): Declare.
25355 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25357 * doc/extend.texi: Document optional priority argument to
25358 constructors and destructors.
25359 * tree.c (init_priority_for_decl): Adjust GTY markers.
25360 (init_ttree): Use priority-info hash functions for
25361 init_priority_for_decl.
25362 (tree_map_eq): Rename to ...
25363 (tree_map_base_eq): ... this.
25364 (tree_map_marked_p): Rename to ...
25365 (tree_map_base_marked_p): ... this.
25366 (tree_map_base_hash): New function.
25367 (decl_init_priority_lookup): Rework.
25368 (decl_fini_priority_lookup): New function.
25369 (decl_priority_info): New function.
25370 (decl_init_priority_insert): Use it.
25371 (decl_fini_priority_insert): Likewise.
25372 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25374 (decl_restrict_base_insert): Likewise.
25375 (decl_debug_expr_insert): Likewise.
25376 (decl_value_expr_lookup): Likewise.
25377 (decl_value_expr_insert): Likewise.
25378 * tree.h (priority_type): New type.
25379 (decl_init_priority_lookup): Use priority_type.
25380 (decl_fini_priority_lookup): New function.
25381 (decl_init_priority_insert): Use priority_type.
25382 (decl_fini_priority_insert): New function.
25383 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25384 (DECL_INIT_PRIORITY): Likewise.
25385 (SET_DECL_INIT_PRIORITY): Add comment.
25386 (DECL_FINI_PRIORITY): New macro.
25387 (SET_DECL_FINI_PRIORITY): Likewise.
25388 (DEFAULT_INIT_PRIORITY): Document.
25389 (MAX_INIT_PRIORITY): Likewise.
25390 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25391 (tree_map_base): New type.
25392 (tree_map_base_eq): New function.
25393 (tree_map_base_hash): Likewise.
25394 (tree_map_base_marked_p): Likewise.
25395 (tree_map): Inherit from tree_map_base.
25396 (tree_map_eq): Make it a macro.
25397 (tree_map_marked_p): Likewise.
25398 (tree_int_map): Inherit from tree_map_base.
25399 (tree_int_map_eq): Make it a macro.
25400 (tree_int_map_hash): Likewise.
25401 (tree_int_map_marked_p): Likewise.
25402 (tree_priority_map): New type.
25403 (tree_priority_map_eq): New macro.
25404 (tree_priority_map_hash): Likewise.
25405 (tree_priority_map_marked_p): Likewise.
25406 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25408 (emutls_common_1): Likewise.
25409 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25410 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25411 of tree_map hierarchy.
25412 * tree-cfg.c (move_stmt_r): Likewise.
25413 (new_label_mapper): Likewise.
25414 * c-tree.h (c_expand_body): Move to ...
25415 * c-common.h (c_expand_body): ... here.
25416 * c-decl.c (c_expand_body): Move to ...
25417 * c-common.c (c_expand_body): ... here.
25418 (c_common_attribute_table): Allow 1 argument for the constructor
25419 and destructor attributes.
25420 (get_priority): New function.
25421 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25422 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25424 2007-02-24 Jan Hubicka <jh@suse.cz>
25426 PR middle-end/30509
25427 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25428 copying for inlining.
25430 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25431 Jan Hubicka <jh@suse.cz>
25434 * i386.c (counter_mode): New function.
25435 (expand_set_or_movmem_via_loop): Use it.
25436 (expand_movmem_epilogue): Likewise; fix pasto.
25437 (ix86_expand_movmem): Do emit guard even for constant counts.
25438 (ix86_expand_setmem): Likewise.
25440 2007-02-25 Nick Clifton <nickc@redhat.com>
25442 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25443 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25445 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25448 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25449 count argument with 0x10, not with 0x16.
25450 (expand_setmem_epilogue): Ditto.
25452 2007-02-24 Mike Stump <mrs@apple.com>
25454 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25457 2007-02-24 Richard Guenther <rguenther@suse.de>
25459 PR middle-end/30951
25460 * fold-const.c (fold_binary): Fold x +- CST op x for
25461 EQ_EXPR and NE_EXPR.
25463 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25465 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25467 2007-02-24 Jan Hubicka <jh@suse.cz>
25469 * cgraphunit.c (decide_is_function_needed): Honor
25470 -fkeep-inline-functions.
25472 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25474 * builtins.c (fold_builtin_modf): New.
25475 (fold_builtin_2): Use it.
25477 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25479 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25480 (determine_max_iter): Take additional LOOP arg; all callers changed.
25481 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25482 one using simplifications.
25483 (simplify_using_initial_values): Return if the expression becomes
25484 invalid due to altered regs.
25486 2007-02-23 DJ Delorie <dj@redhat.com>
25488 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25490 2007-02-23 Mike Stump <mrs@apple.com>
25492 * tlink.c (scan_linker_output): Parse linker messages from
25493 darwin9's linker better.
25495 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25498 * varpool.c (varpool_assemble_pending_decls): Set
25499 varpool_last_needed_node to null.
25501 2007-02-23 DJ Delorie <dj@redhat.com>
25503 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25504 alignment bigger than the object file can handle.
25506 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25509 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25510 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25511 (*movsf_1): Penalize MMX moves.
25513 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25515 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25516 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25518 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25520 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25522 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25523 (fold_builtin_1): Use them.
25524 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25525 BUILT_IN_SIGNIFICAND.
25527 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25529 * config/i386/i386.c (bdesc_1arg): Initialize
25530 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25531 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25532 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25533 and IX86_BUILTIN_MOVSLDUP.
25535 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25537 PR rtl-optimization/30841
25538 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25540 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25542 * builtins.c (fold_builtin_frexp): New.
25543 (fold_builtin_2): Use it.
25545 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25547 * doc/invoke.texi (Spec Files): Document getenv spec function.
25549 * gcc.c (getenv_spec_function): New function.
25550 (static_spec_functions): Add it.
25551 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25552 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25555 2007-02-22 Michael Matz <matz@suse.de
25558 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25559 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25561 2007-02-22 Ian Lance Taylor <iant@google.com>
25564 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25565 (mem_loc_descriptor): Call it.
25567 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25568 Ira Rosen <irar@il.ibm.com>
25570 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25572 2007-02-22 Ira Rosen <irar@il.ibm.com>
25574 PR tree-optimization/30843
25575 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25576 stores only after all the group is vectorized.
25578 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25580 PR tree-optimization/30858
25581 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25582 in the reduction cycle have a single use in the loop.
25583 * tree-vectorizer.h (relevant): Add documentation.
25585 2007-02-20 Mike Stump <mrs@apple.com>
25587 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25588 * configure: Regenerate.
25590 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25592 Change the defaults of some parameters and options.
25593 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25594 * config/spu/spu.c (spu_optimization_options): Add.
25595 (spu_override_options): Change params in spu_optimization_options.
25596 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25598 Register 127 is only 16 byte aligned when used as a frame pointer.
25599 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25600 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25601 HARD_FRAME_POINTER_REGNUM.
25602 (spu_legitimate_address): Use regno_aligned_for_reload.
25603 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25604 aligned when frame_pointer_needed is true.
25605 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25607 * config/spu/spu.h (INIT_EXPANDERS): Define.
25609 Make sure shift and rotate instructions have valid immediate operands.
25610 * config/spu/predicates.md (spu_shift_operand): Remove.
25611 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25612 * config/spu/constraints.md (W, O): Extend range.
25613 * config/spu/spu.md (umask, nmask): Define.
25614 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25615 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25616 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25617 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25618 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25619 (lshr<mode>3_reg): Fix rtl description.
25621 Make sure mulhisi immediate operands are valid.
25622 * config/spu/predicates.md (imm_K_operand): Add.
25623 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25625 Generate constants using fsmbi and andi.
25626 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25627 (print_operand, spu_split_immediate, classify_immediate,
25628 fsmbi_const_p): Handle IC_FSMBI2.
25630 Correctly handle a CONST_VECTOR containing symbols.
25631 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25632 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25633 (immediate_load_p): Allow symbols that use 2 instructions to create.
25634 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25635 with symbols when flag_pic is set.
25636 (const_vector_immediate_p): New.
25637 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25638 accept a CONST_VECTOR with symbols.
25639 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25640 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25642 * config/spu/spu.md (high, low): Delete.
25643 (low_<mode>): Define.
25645 Remove INTRmode and INTR_REGNUM, which didn't work.
25646 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25648 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25649 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25650 peephole2 pattern): Don't use INTR or 131.
25651 (movintrcc): Delete.
25652 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25653 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25654 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25655 (UNSPEC_SET_INTR): Add.
25656 * config/spu/spu-modes.def (INTR): Remove.
25658 More accurate warnings about run-time relocations.
25659 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25661 Correctly warn about immediate arguments to specific intrinsics.
25662 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25663 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25664 the instruction predicate.
25666 Fix tree check errors with latest update.
25667 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25669 (spu_expand_builtin): Use CALL_EXPR_FN.
25671 Add missing specific intrinsics.
25672 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25674 * config/spu/spu_internals.h: Ditto.
25676 Fix incorrect operand modifiers.
25677 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25678 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25680 Optimize one case of zero_extend of a vec_select.
25681 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25683 Accept any immediate for hbr.
25684 * config/spu/spu.md (hbr): Change s constraints to i.
25686 2007-02-21 Paul Brook <paul@codesourcery.com>
25688 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25689 condexec_count when skipping USE and CLOBBER.
25691 2007-02-21 Nick Clifton <nickc@redhat.com>
25693 * common.opt (Warray-bounds): Add Warning attribute.
25694 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25696 (fsized-zeroes): Add Optimization attribute.
25697 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25698 * c.opt (Wc++0x-compat): Add Warning attribute.
25700 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25702 PR middle-end/30761
25703 * reload1.c (eliminate_regs_in_insn): In the single_set special
25704 case, attempt to re-recognize the insn before falling back to
25705 having reload fix it up.
25707 2007-02-20 Eric Christopher <echristo@gmail.com>
25709 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25710 Rewrite accordingly.
25711 (frv_read_iacc_argument): Ditto.
25712 (frv_expand_set_builtin): Take a call instead of arglist, update for
25714 (frv_expand_unop_builtin): Ditto.
25715 (frv_expand_binop_builtin): Ditto.
25716 (frv_expand_cut_builtin): Ditto.
25717 (frv_expand_binopimm_builtin): Ditto.
25718 (frv_expand_voidbinop_builtin): Ditto.
25719 (frv_expand_int_void2arg): Ditto.
25720 (frv_expand_prefetches): Ditto.
25721 (frv_expand_voidtriop_builtin): Ditto.
25722 (frv_expand_voidaccop_builtin): Ditto.
25723 (frv_expand_load_builtin): Ditto.
25724 (frv_expand_store_builtin): Ditto.
25725 (frv_expand_mdpackh_builtin): Ditto.
25726 (frv_expand_mclracc_builtin): Ditto.
25727 (frv_expand_mrdacc_builtin): Ditto.
25728 (frv_expand_mwtacc_builtin): Ditto.
25729 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25732 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25734 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25735 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25737 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25738 point instructions.
25739 * configure: Regenerate.
25740 * config.in: Regenerate.
25741 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25742 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25743 masks to power6 and power6x and to POWERPC_MASKS.
25744 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25746 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25747 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25748 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25749 Access PROTOTYPE as variable, not mask.
25751 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25753 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25754 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25755 * combine.c (adjust_for_new_dest): Use it.
25756 * postreload.c (reload_combine): Likewise.
25758 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25760 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25761 notes on an insn with multiple sets, even if single_set returns
25762 non-NULL for that insn.
25764 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25766 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25767 scalbn and scalbln.
25769 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25771 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25772 if user didn't pass it.
25773 * config/i386/darwin.h (CC1_SPEC): Likewise.
25774 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25775 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25776 -mmacosx-version-min.
25778 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25779 Uros Bizjak <ubizjak@gmail.com>
25781 * optabs.h (enum optab_index): Add new OTI_scalb.
25782 (scalb_optab): Define corresponding macro.
25783 * optabs.c (init_optabs): Initialize scalb_optab.
25784 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25786 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25787 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25788 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25789 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25790 flag_unsafe_math_optimizations is set.
25792 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25793 to implement scalbf, scalb and scalbl built-ins as inline x87
25796 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25797 DJ Delorie <dj@redhat.com>
25800 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25801 (diagnostic_report_diagnostic): ... here, and turn them into real
25802 errors. If warnings are inhibited, no need to do anything.
25804 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25806 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25807 better code generation.
25809 2007-02-20 Ben Elliston <bje@au.ibm.com>
25811 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25813 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25815 * config/alpha/alpha.c, config/alpha/alpha.md,
25816 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25817 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25818 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25819 config/arm/lib1funcs.asm: Follow spelling conventions.
25821 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25822 config/fr30/fr30.md, config/i386/i386.h,
25823 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25824 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25825 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25826 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25827 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25828 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25829 config/sparc/sparc.c, config/sparc/sparc.h,
25830 config/sparc/sparc.md, config/spu/constraints.md,
25831 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25834 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25837 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25840 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25842 * doc/invoke.texi (-ftree-lrs): Remove.
25844 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25846 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25849 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25851 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25852 new CALL_EXPR_FN macro for retrieving the function
25853 declaration of the input expression.
25855 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25857 * c.opt (Waddress): New.
25858 * common.opt (Walways-true): Delete.
25859 (Wstring-literal-comparison): Delete.
25860 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25861 -Wstring-literal-comparison. Add -Waddress.
25863 (Walways-true): Delete.
25864 (Wstring-literal-comparison): Delete.
25865 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25866 consistently instead of -Walways-true in example.
25867 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25868 * c-typeck.c (parser_build_binary_op): Replace
25869 -Wstring-literal-comparison and -Walways-true with -Waddress.
25870 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25873 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25875 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25876 without DECL_STRUCT_FUNCTION initialized.
25878 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25880 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25881 due to calls to functions taking pointers as parameters.
25883 2007-02-19 Richard Henderson <rth@redhat.com>
25886 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25889 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25891 * config/s390/s390.c (s390_call_saved_register_used,
25892 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25893 accessed to the new scheme.
25895 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25897 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25898 (cris_print_index, cris_print_operand, cris_print_operand_address)
25899 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25900 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25901 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25902 GET_CODE () == xxx.
25903 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25904 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25905 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25906 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25907 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25908 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25909 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25910 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25911 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25912 (uminsi3, call, call_value): Ditto.
25913 (define_split: indir_to_reg_split, unnamed): Ditto.
25915 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25917 PR tree-optimization/30975
25918 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25921 2007-02-18 Eric Christopher <echristo@gmail.com>
25923 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25924 Remove use of arglist.
25925 (mips_expand_builtin): Remove use of arglist, pass in expr.
25926 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25927 (mips_expand_builtin_movtf): Ditto.
25928 (mips_expand_builtin_compare): Ditto.
25930 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25932 * tree-sra.c (sra_build_assignment): Replace assertion
25933 checking with a comment explaining why it can't be done.
25935 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25937 PR middle-end/30833
25938 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25939 during CALL_EXPR representation conversion.
25940 * tree-ssa-propagate.c (set_rhs): Likewise.
25942 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25944 * tree-sra.c (sra_build_assignment): Disable assertion checking
25947 2007-02-18 Roger Sayle <roger@eyesopen.com>
25949 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25950 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25951 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25953 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25954 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25955 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25956 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25957 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25958 force_gimple_operand): Likewise.
25959 * ipa-cp.c (constant_val_insert): Likewise.
25960 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25961 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25962 perfect_nestify): Likewise.
25963 * langhooks.c (lhd_omp_assignment): Likewise.
25964 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25965 lower_copyprivate_clauses, lower_send_clauses,
25966 lower_send_shared_vars, expand_parallel_call,
25967 expand_omp_for_generic, expand_omp_for_static_nochunk,
25968 expand_omp_for_static_chunk, expand_omp_sections,
25969 lower_omp_single_copy, lower_omp_for_lastprivate,
25970 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25971 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25972 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25975 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25977 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25978 config/sh/sh.md: Follow spelling conventions.
25980 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25981 config/frv/predicates.md: Follow spelling conventions.
25983 * config/m68k/linux-unwind.h: Fix a comment typo.
25984 * target.h: Follow spelling conventions.
25986 2007-02-18 Roger Sayle <roger@eyesopen.com>
25988 PR rtl-optimization/28173
25989 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25990 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25991 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25992 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25993 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25995 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25997 * builtins.c (fold_builtin_load_exponent): New.
25998 (fold_builtin_2): Use it.
26000 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26002 PR rtl-optimization/30773
26003 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26004 if we fail to attach a REG_EQUIV note.
26006 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26007 Roger Sayle <roger@eyesopen.com>
26009 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26011 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26013 * calls.c (initialize_argument_information): Pass original EXP
26014 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26015 code to split complex arguments here, as part of initializing the
26017 (expand_call): Remove code that builds a list of arguments and
26018 inserts implicit arguments into it. Instead, just count how many
26019 implicit arguments there will be so we can determine the size of
26020 the ARGS array, and let initialize_argument_information do the work.
26021 (split_complex_values): Delete unused function.
26023 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26025 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26027 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26029 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26030 for arg pointer based indexed addressing.
26032 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26034 * config/ia64/ia64.h, config/ia64/ia64.md,
26035 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26036 spelling conventions.
26038 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26040 * config/m68k/m68k.c (split_di): New.
26041 * config/m68k/m68k-protos.h: Declare split_di.
26042 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26043 Improve predicate handling and split constant shifts.
26045 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26047 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26048 parameter for register bitfield operations, general predicates
26051 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26053 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26054 * config/m68k/linux-unwind.h: New file.
26056 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26058 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26059 config/i386/athlon.md, config/ia64/ia64.md,
26060 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26061 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26062 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26063 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26064 tree-vect-transform.c: Fix comment typos.
26066 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26068 * sched-deps.c (find_insn_list): Remove.
26069 * sched-int.h: Remove the prototype for find_insn_list.
26071 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26073 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26075 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26076 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26077 darwin_rs6000_override_options.
26078 (C_COMMON_OVERRIDE_OPTIONS): Expect
26079 darwin_macosx_version_min to be non-NULL always.
26080 (TARGET_C99_FUNCTIONS): Likewise.
26081 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26082 (DARWIN_MINVERSION_SPEC): New.
26083 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26084 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26086 (DARWIN_MINVERSION_SPEC): New.
26087 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26089 * config/darwin-c.c (darwin_cpp_builtins): Expect
26090 darwin_macosx_version_min to be non-NULL always.
26092 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26094 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26096 * config/i386/i386.h (x86_use_xchgb): New.
26097 (TARGET_USE_XCHGB): New macro.
26098 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26099 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26100 Split after reload into bswaphi for shifts of 8.
26101 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26102 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26103 or when optimizing for size.
26105 2007-02-16 Richard Guenther <rguenther@suse.de>
26106 Christian Bruel <christian.bruel@st.com>
26108 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26109 DECLs but prefer SSA_NAMEs over DECLs.
26111 2007-02-16 Richard Guenther <rguenther@suse.de>
26113 * tree-flow-inline.h (single_imm_use_p): Remove.
26114 (zero_imm_uses_p): Likewise.
26115 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26116 instead of single_imm_use_p.
26117 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26120 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26123 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26124 nested double- and backquotes.
26126 2007-02-15 Roger Sayle <roger@eyesopen.com>
26128 PR middle-end/30391
26129 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26130 should be unreachable.
26131 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26132 For the time being redirect GIMPLE_MODIFY_STMT to the new
26133 (renamed) build_gimple_modify_stmt_stat.
26134 (build2_gimple_stat): Rename to...
26135 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26136 Always build a GIMPLE_MODIFY_STMT node.
26137 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26138 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26141 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26142 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26143 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26144 expand_complex_div_wide): Likewise.
26145 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26146 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26147 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26148 * tree-ssa-loop-manip.c (create_iv): Likewise.
26149 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26150 abs_replacement): Likewise.
26151 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26152 realify_fake_stores): Likewise.
26154 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26155 node rather than a GIMPLE_MODIFY_STMT node.
26156 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26157 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26159 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26160 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26161 GIMPLE_MODIFY_STMT.
26163 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26165 PR middle-end/30433
26166 * fold-const.c (fold_comparison): Add back the
26167 folding of constant complex comparisions.
26169 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26171 PR middle-end/30729
26172 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26173 effects unknown to this function, return early.
26175 2007-02-15 Ian Lance Taylor <iant@google.com>
26177 * lower-subreg.c (move_eh_region_note): New static function.
26178 (resolve_simple_move): Call it.
26179 (decompose_multiword_subregs): Track blocks for which we resolve a
26180 simple move which is also a control flow insn. Pass them to
26181 find_many_sub_basic_blocks.
26182 (pass_lower_subreg): Add TODO_verify_flow.
26183 (pass_lower_subreg2): Likewise.
26185 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26186 Brooks Moses <brooks.moses@codesourcery.com>
26187 Lee Millward <lee.millward@codesourcery.com>
26189 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26190 (VL_EXP_CLASS_P): New.
26191 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26193 (TREE_OPERAND_CHECK_CODE): Likewise.
26194 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26195 (TREE_RTL_OPERAND_CHECK): Likewise.
26196 (tree_operand_check_failed): Make second parameter the whole tree
26197 instead of its code. Fixed callers.
26198 (VL_EXP_CHECK): New.
26199 (TREE_OPERAND_LENGTH): New.
26200 (VL_EXP_OPERAND_LENGTH): New.
26201 (CALL_EXPR_FN): New.
26202 (CALL_EXPR_STATIC_CHAIN): New.
26203 (CALL_EXPR_ARGS): New.
26204 (CALL_EXPR_ARG): New.
26205 (call_expr_nargs): New.
26206 (CALL_EXPR_ARGP): New.
26207 (build_nt_call_list): Declare.
26208 (build_vl_exp_stat): Declare.
26209 (build_vl_exp): New.
26210 (build_call_list): Declare.
26211 (build_call_nary): Declare.
26212 (build_call_valist): Declare.
26213 (build_call_array): Declare.
26214 (call_expr_arg): Declare.
26215 (call_expr_argp): Declare.
26216 (call_expr_arglist): Declare.
26217 (fold_build_call_list): Declare.
26218 (fold_build_call_list_initializer): Declare.
26219 (fold_call_expr): Declare to replace fold_builtin.
26220 (fold_builtin_fputs): Update to agree with modified definition.
26221 (fold_builtin_strcpy): Likewise.
26222 (fold_builtin_strncpy): Likewise.
26223 (fold_builtin_memory_chk): Likewise.
26224 (fold_builtin_stxcpy_chk): Likewise.
26225 (fold_builtin_strncpy_chk): Likewise.
26226 (fold_builtin_next_arg): Likewise.
26227 (fold_build_call_expr): Declare.
26228 (fold_builtin_call_list): Declare.
26229 (fold_builtin_call_valist): Declare.
26230 (build_call_expr): Declare.
26231 (validate_arglist): Update to agree with modified definition.
26232 (tree_operand_length): New.
26233 (call_expr_arg_iterator): New.
26234 (init_call_expr_arg_iterator): New.
26235 (next_call_expr_arg): New.
26236 (first_call_expr_arg): New.
26237 (more_call_expr_args_p): New.
26238 (FOR_EACH_CALL_EXPR_ARG): New.
26240 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26241 and tcc_gimple_stmt.
26242 (tree_code_size): Update documentation. Use sizeof (tree) rather
26243 than sizeof (char *).
26244 (tree_size): Likewise. Add case for tcc_vl_exp.
26245 (tree_node_structure): Add case for tcc_vl_exp.
26246 (contains_placeholder_p): Likewise.
26247 (substitute_in_expr): Likewise.
26248 (substitute_placeholder_in_expr): Likewise.
26249 (stabilize_reference_1): Likewise.
26250 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26251 to diagnose breakage of this interface for constructing CALL_EXPRs.
26252 (build_nt): Add similar assertion here.
26253 (build_nt_call_list): New.
26254 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26255 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26257 (get_callee_fndecl): Use new CALL_EXPR accessors.
26258 (tree_operand_check_failed): Change parameters to pass entire node
26259 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26260 (process_call_operands): New.
26261 (build_vl_exp_stat): New.
26262 (build_call_list): New.
26263 (build_call_nary): New.
26264 (build_call_valist): New.
26265 (build_call_array): New.
26266 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26267 (call_expr_arglist): New.
26269 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26270 tcc_vl_exp instead of a fixed-size tcc_expression.
26272 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26273 accessors for CALL_EXPRs.
26274 (AGGR_INIT_EXPR): Likewise.
26276 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26277 Brooks Moses <brooks.moses@codesourcery.com>
26278 Lee Millward <lee.millward@codesourcery.com>
26280 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26281 (expand_builtin_nonlocal_goto): Change parameter to be entire
26282 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26283 (expand_builtin_prefetch): Likewise.
26284 (expand_builtin_classify_type): Likewise.
26285 (mathfn_built_in): Return NULL_TREE instead of 0.
26286 (expand_errno_check): Use new CALL_EXPR accessors.
26287 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26288 Return NULL_RTX instead of 0.
26289 (expand_builtin_mathfn_2): Likewise.
26290 (expand_builtin_mathfn_3): Likewise.
26291 (expand_builtin_interclass_mathfn): Likewise.
26292 (expand_builtin_sincos): Likewise.
26293 (expand_builtin_cexpi): Likewise.
26294 (expand_builtin_int_roundingfn): Likewise.
26295 (expand_builtin_int_roundingfn_2): Likewise.
26296 (expand_builtin_pow): Likewise.
26297 (expand_builtin_powi): Likewise.
26298 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26299 of arglist, fixing callers appropriately. Use new CALL_EXPR
26300 accessors and constructors. Return NULL_RTX instead of 0.
26301 (expand_builtin_strstr): Likewise.
26302 (expand_builtin_strchr): Likewise.
26303 (expand_builtin_strrchr): Likewise.
26304 (expand_builtin_strpbrk): Likewise.
26305 (expand_builtin_memcpy): Likewise.
26306 (expand_builtin_mempcpy): Likewise.
26307 (expand_builtin_mempcpy_args): New.
26308 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26309 (expand_builtin_memmove_args): New.
26310 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26311 (expand_movstr): Likewise.
26312 (expand_builtin_strcpy): Likewise.
26313 (expand_builtin_strcpy_args): New.
26314 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26315 (expand_builtin_strncpy): Likewise.
26316 (expand_builtin_memset): Likewise.
26317 (expand_builtin_memset_args): New.
26318 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26319 (expand_builtin_memcmp): Likewise.
26320 (expand_builtin_strcmp): Likewise.
26321 (expand_builtin_strncmp): Likewise.
26322 (expand_builtin_strcat): Likewise.
26323 (expand_builtin_strncat): Likewise.
26324 (expand_builtin_strspn): Likewise.
26325 (expand_builtin_strcspn): Likewise.
26326 (expand_builtin_args_info): Likewise.
26327 (expand_builtin_va_start): Likewise.
26328 (gimplify_va_arg_expr): Likewise.
26329 (expand_builtin_va_end): Likewise.
26330 (expand_builtin_va_copy): Likewise.
26331 (expand_builtin_frame_address): Likewise.
26332 (expand_builtin_alloca): Likewise.
26333 (expand_builtin_bswap): Likewise.
26334 (expand_builtin_unop): Likewise.
26335 (expand_builtin_fputs): Likewise.
26336 (expand_builtin_expect): Likewise.
26337 (expand_builtin_fabs): Likewise.
26338 (expand_builtin_copysign): Likewise.
26339 (expand_builtin_printf): Likewise.
26340 (expand_builtin_fprintf): Likewise.
26341 (expand_builtin_sprintf): Likewise.
26342 (expand_builtin_init_trampoline): Likewise.
26343 (expand_builtin_signbit): Likewise.
26344 (expand_builtin_fork_or_exec): Likewise.
26345 (expand_builtin_sync_operation): Likewise.
26346 (expand_builtin_compare_and_swap): Likewise.
26347 (expand_builtin_lock_test_and_set): Likewise.
26348 (expand_builtin_lock_release): Likewise.
26349 (expand_builtin): Likewise.
26350 (builtin_mathfn_code): Likewise.
26352 (fold_builtin_constant_p): Pass call arguments individually instead
26353 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26354 accessors and constructors. Return NULL_TREE instead of 0.
26355 (fold_builtin_expect): Likewise.
26356 (fold_builtin_classify_type): Likewise.
26357 (fold_builtin_strlen): Likewise.
26358 (fold_builtin_nan): Likewise.
26359 (integer_valued_real_p): Likewise.
26360 (fold_trunc_transparent_mathfn): Likewise.
26361 (fold_fixed_mathfn): Likewise.
26362 (fold_builtin_cabs): Likewise.
26363 (fold_builtin_sqrt): Likewise.
26364 (fold_builtin_cbrt): Likewise.
26365 (fold_builtin_cos): Likewise.
26366 (fold_builtin_cosh): Likewise.
26367 (fold_builtin_tan): Likewise.
26368 (fold_builtin_sincos): Likewise.
26369 (fold_builtin_cexp): Likewise.
26370 (fold_builtin_trunc): Likewise.
26371 (fold_builtin_floor): Likewise.
26372 (fold_builtin_ceil): Likewise.
26373 (fold_builtin_round): Likewise.
26374 (fold_builtin_int_roundingfn): Likewise.
26375 (fold_builtin_bitop): Likewise.
26376 (fold_builtin_bswap): Likewise.
26377 (fold_builtin_logarithm): Likewise.
26378 (fold_builtin_hypot): Likewise.
26379 (fold_builtin_pow): Likewise.
26380 (fold_builtin_powi): Likewise.
26381 (fold_builtin_exponent): Likewise.
26382 (fold_builtin_memset): Likewise.
26383 (fold_builtin_bzero): Likewise.
26384 (fold_builtin_memory_op): Likewise.
26385 (fold_builtin_bcopy): Deleted; call site changed to invoke
26386 fold_builtin_memory_op directly.
26387 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26388 (fold_builtin_strncpy): Likewise.
26389 (fold_builtin_memcmp): Likewise.
26390 (fold_builtin_strcmp): Likewise.
26391 (fold_builtin_strncmp): Likewise.
26392 (fold_builtin_signbit): Likewise.
26393 (fold_builtin_copysign): Likewise.
26394 (fold_builtin_isascii): Likewise.
26395 (fold_builtin_toascii): Likewise.
26396 (fold_builtin_isdigit): Likewise.
26397 (fold_builtin_fabs): Likewise.
26398 (fold_builtin_abs): Likewise.
26399 (fold_builtin_fmin_fmax): Likewise.
26400 (fold_builtin_carg): Likewise.
26401 (fold_builtin_classify): Likewise.
26402 (fold_builtin_unordered_cmp): Likewise.
26404 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26405 New functions split out from fold_builtin_1.
26406 (fold_builtin_n): New.
26407 (fold_builtin_varargs): New.
26408 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26410 (fold_call_expr): New.
26411 (build_function_call_expr): Rewrite to use new helper function.
26412 (fold_builtin_call_list): New.
26413 (build_call_expr): New.
26414 (fold_builtin_call_valist): New.
26415 (rewrite_call_expr): New.
26416 (validate_arg): New.
26417 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26418 of an arglist. Change return type to bool. Use new CALL_EXPR
26421 (fold_builtin_strstr): Pass call arguments individually instead
26422 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26423 accessors and constructors. Return NULL_TREE instead of 0.
26424 (fold_builtin_strchr): Likewise.
26425 (fold_builtin_strrchr): Likewise.
26426 (fold_builtin_strpbrk): Likewise.
26427 (fold_builtin_strcat): Likewise.
26428 (fold_builtin_strncat): Likewise.
26429 (fold_builtin_strspn): Likewise.
26430 (fold_builtin_strcspn): Likewise.
26431 (fold_builtin_fputs): Likewise.
26432 (fold_builtin_next_arg): Likewise.
26433 (fold_builtin_sprintf): Likewise.
26435 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26436 NULL_RTX instead of 0.
26437 (expand_builtin_memory_chk): Likewise.
26438 (maybe_emit_chk_warning): Likewise.
26439 (maybe_emit_sprintf_chk_warning): Likewise.
26441 (fold_builtin_object_size): Pass call arguments individually instead
26442 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26443 accessors and constructors. Return NULL_TREE instead of 0.
26444 (fold_builtin_memory_chk): Likewise.
26445 (fold_builtin_stxcpy_chk): Likewise.
26446 (fold_builtin_strncpy_chk): Likewise.
26447 (fold_builtin_strcat_chk): Likewise.
26448 (fold_builtin_strcat_chk): Likewise.
26449 (fold_builtin_strncat_chk): Likewise.
26450 (fold_builtin_sprintf_chk): Likewise.
26451 (fold_builtin_snprintf_chk): Likewise.
26452 (fold_builtin_printf): Likewise.
26453 (fold_builtin_vprintf): Likewise.
26455 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26457 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26458 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26459 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26460 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26461 (fold_unary): Likewise.
26462 (fold_binary): Likewise.
26463 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26464 ternary expressions.
26465 (fold): Add logic for tcc_vl_exp.
26466 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26467 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26468 (fold_build3_stat): Add assertion to flag broken interface for
26469 constructing CALL_EXPRs.
26470 (fold_build_call_list): New.
26471 (fold_build_call_list_initializer): New.
26472 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26474 (fold_strip_sign_ops): Likewise.
26476 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26477 Brooks Moses <brooks.moses@codesourcery.com>
26478 Lee Millward <lee.millward@codesourcery.com>
26480 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26481 accessors and dump arguments explicitly.
26483 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26485 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26487 (print_call_name): Use new CALL_EXPR accessors.
26489 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26490 CALL_EXPR arguments explicitly instead of as a list. Use
26491 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26493 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26494 (vrp_visit_stmt): Likewise.
26496 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26497 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26499 (force_move_till_expr): Likewise.
26501 * targhooks.c (default_external_stack_protect_fail): Use
26502 build_call_expr instead of build_function_call_expr.
26503 (default_hidden_stack_protect_fail): Likewise.
26505 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26508 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26509 and walk arguments explicitly.
26511 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26512 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26513 (expand_simple_operations): Likewise.
26514 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26516 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26517 of TREE_CODE_LENGTH.
26518 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26520 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26521 instead of TREE_CODE_LENGTH.
26523 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26524 (tree_ic_transform): Likewise.
26525 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26526 parameter instead of arglist. Fix callers.
26527 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26528 (tree_stringops_transform): Likewise.
26529 (tree_indirect_call_to_profile): Likewise.
26530 (tree_stringops_values_to_profile): Likewise.
26532 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26533 (eliminate_tail_call): Likewise.
26535 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26537 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26538 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26540 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26542 * omp-low.c (build_omp_barrier): Use build_call_expr.
26543 (lower_rec_input_clauses): Likewise.
26544 (lower_reduction_clauses): Likewise.
26545 (expand_parallel_call): Likewise.
26546 (maybe_catch_exception): Likewise.
26547 (expand_omp_for_generic): Likewise.
26548 (expand_omp_for_static_nochunk): Likewise.
26549 (expand_omp_sections): Likewise.
26550 (lower_omp_single_simple): Likewise.
26551 (lower_omp_single_copy): Likewise.
26552 (lower_omp_master): Likewise.
26553 (lower_omp_ordered): Likewise.
26554 (lower_omp_critical): Likewise.
26556 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26557 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26559 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26560 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26561 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26563 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26564 and generalize to handle any number of operands.
26565 (chrec_contains_undetermined): Likewise.
26566 (tree_contains_chrecs): Likewise.
26567 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26569 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26571 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26572 fold_call_expr instead of fold_builtin.
26573 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26574 match declarations there.
26575 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26578 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26579 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26581 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26582 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26584 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26587 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26588 (execute_cse_sincos): Use new CALL_EXPR accessors.
26590 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26592 * gimple-low.c (lower_function_body): Use build_call_expr.
26593 (lower_builtin_setjmp): Likewise.
26595 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26596 (set_storage_via_libcall): Likewise.
26597 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26598 instead of TREE_CODE_LENGTH.
26599 (expand_expr_real_1): Use new CALL_EXPR accessors.
26601 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26602 generalize to handle any number of operands.
26603 (TB_parent_eq): Likewise.
26605 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26606 (strip_builtin_expect): Likewise.
26608 * function.c (gimplify_parameters): Use build_call_expr.
26610 * tree-vectorizer.c (vect_is_simple_reduction): Use
26611 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26613 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26614 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26616 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26619 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26620 (gimplify_decl_expr): Likewise.
26621 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26622 Use new CALL_EXPR iterators.
26623 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26624 (gimplify_modify_expr_to_memset): Likewise.
26625 (gimplify_variable_sized_compare): Likewise.
26626 (gimplify_omp_atomic_fetch_op): Likewise.
26627 (gimplify_omp_atomic_pipeline): Likewise.
26628 (gimplify_omp_atomic_mutex): Likewise.
26629 (gimplify_function_tree): Likewise.
26631 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26632 (call_expr_flags): Likewise.
26633 (expand_call): Likewise.
26635 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26636 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26639 * coverage.c (create_coverage): Use build_call_expr.
26641 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26642 (temp_call_expr_obstack): New.
26643 (pool_copy_list): Delete.
26644 (temp_copy_call_expr): New.
26645 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26646 CALL_EXPR accessors. Get rid of special goo for copying argument
26647 lists and use temp_copy_call_expr instead.
26648 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26649 CALL_EXPR accessors.
26650 (create_expression_by_pieces): Likewise. Use build_call_array
26651 to construct the result instead of fold_build3.
26652 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26653 dealing with argument lists.
26654 (init_pre): Remove references to expression_node_pool and
26655 list_node_pool. Init temp_call_expr_obstack instead.
26656 (fini_pre): Remove references to expression_node_pool and
26659 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26660 and walk arguments explicitly instead of as a list.
26662 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26663 (mx_register_decls): Likewise.
26664 (mudflap_register_call): Likewise.
26665 (mudflap_finish_file): Likewise.
26667 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26668 (ipa_callsite_compute_param): Likewise.
26670 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26671 accessors and constructor.
26673 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26674 accessors and constructor.
26675 (convert_tramp_reference): Likewise.
26676 (convert_call_expr): Likewise.
26677 (finalize_nesting_tree_1): Likewise.
26679 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26682 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26684 * tree-inline.c (initialize_inlined_parameters): Pass entire
26685 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26687 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26688 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26690 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26691 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26692 (vectorizable_reduction): Likewise.
26693 (vectorizable_call): Use new CALL_EXPR iterators.
26694 (vectorizable_conversion): Use build_call_expr.
26695 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26696 (vect_gen_widened_results_half): Use build_call_expr.
26697 (vect_setup_realignment): Likewise.
26698 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26700 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26701 (pass_through_call): Likewise.
26702 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26705 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26706 (tree_gen_pow2_profiler): Likewise.
26707 (tree_gen_one_value_profiler): Likewise.
26708 (tree_gen_ic_func_profiler): Likewise.
26709 (tree_gen_average_profiler): Likewise.
26710 (tree_gen_ior_profiler): Likewise.
26712 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26713 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26714 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26716 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26717 of TREE_CODE_LENGTH.
26719 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26720 of TREE_CODE_LENGTH.
26722 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26724 (convert_to_integer): Likewise.
26726 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26729 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26730 Brooks Moses <brooks.moses@codesourcery.com>
26731 Lee Millward <lee.millward@codesourcery.com>
26733 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26735 * config/frv/frv.c (frv_expand_builtin): Likewise.
26736 * config/s390/s390.c (s390_expand_builtin): Likewise.
26738 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26739 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26741 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26742 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26743 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26744 (ix86_expand_store_builtin): Likewise.
26745 (ix86_expand_unop_builtin): Likewise.
26746 (ix86_expand_unop1_builtin): Likewise.
26747 (ix86_expand_sse_compare): Likewise.
26748 (ix86_expand_sse_comi): Likewise.
26749 (ix86_expand_vec_init_builtin): Likewise.
26750 (ix86_expand_vec_ext_builtin): Likewise.
26751 (ix86_expand_vec_set_builtin): Likewise.
26752 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26754 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26755 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26757 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26758 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26759 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26761 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26763 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26764 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26765 arglist. Use new CALL_EXPR accessors. Fix callers.
26766 (altivec_expand_abs_builtin): Likewise.
26767 (rs6000_expand_binop_builtin): Likewise.
26768 (altivec_expand_predicate_builtin): Likewise.
26769 (altivec_expand_lv_builtin): Likewise.
26770 (spe_expand_stv_builtin): Likewise.
26771 (altivec_expand_stv_builtin): Likewise.
26772 (rs6000_expand_ternop_builtin): Likewise.
26773 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26774 (altivec_expand_st_builtin): Likewise.
26775 (altivec_expand_dst_builtin): Likewise.
26776 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26777 arglist. Use new CALL_EXPR accessors. Fix callers.
26778 (altivec_expand_vec_set_builtin): Likewise.
26779 (altivec_expand_vec_ext_builtin): Likewise.
26780 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26781 (spe_expand_builtin): Likewise.
26782 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26783 arglist. Use new CALL_EXPR accessors. Fix callers.
26784 (spe_expand_evsel_builtin): Likewise.
26785 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26786 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26788 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26789 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26790 (arm_expand_unop_builtin): Likewise.
26791 (arm_expand_builtin): Use new CALL_EXPR accessors.
26793 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26796 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26797 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26799 (bfin_expand_unop_builtin): Likewise.
26800 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26802 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26803 Brooks Moses <brooks.moses@codesourcery.com>
26804 Lee Millward <lee.millward@codesourcery.com>
26806 * c-semantics.c (build_stmt): Add internal diagnostic check.
26808 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26809 accessors. Print arguments explicitly instead of as a list.
26811 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26813 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26814 (c_finish_omp_flish): Likewise.
26816 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26817 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26818 instead of TREE_CODE_LENGTH.
26819 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26820 (c_warn_unused_result): Likewise.
26822 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26825 * doc/invoke.texi (Warning Options): Remove
26826 -Werror-implicit-function-declaration.
26827 (Wimplicit-function-declaration): Update description.
26828 * opts.c (common_handle_option): Move handling of -Werror=* to...
26829 (enable_warning_as_error): ...here.
26830 * opts.h (enable_warning_as_error): Declare.
26831 * c-decl.c (implicit_decl_warning): Unless
26832 -Wno-implicit-function-declaration is given, emit a pedwarn if
26833 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26834 * c.opt (Wimplicit-function-declaration): Replace
26835 mesg_implicit_function_declaration with
26836 warn_implicit_function_declaration.
26837 * c-opts.c (c_common_handle_option):
26838 -Werror-implicit-function-declaration is exactly equal as
26839 -Werror=implicit-function-declaration.
26840 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26841 warn_implicit_function_declaration.
26842 (c_common_post_options): -Wimplict-function-declaration is enabled
26843 by default by -std=c99, otherwise is disabled by default.
26844 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26846 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26848 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26849 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26850 former is ignored but not the latter.
26852 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26854 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26855 is made and the reference doesn't use the alias set of its type,
26856 do not create the temporary using that type.
26858 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26860 * jump.c: Remove prototypes for delete_computation and
26861 delete_prior_computation.
26863 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26865 * jump.c (get_label_after): Delete.
26866 (get_label_before, delete_computation, delete_jump,
26867 delete_prior_computation, follow_jumps): Move...
26868 * reorg.c (delete_computation, delete_prior_computation): ... here...
26869 (get_label_before, delete_jump): ... making these static ...
26870 (follow_jumps): ... and simplifying this since it only runs after
26872 * rtl.h (get_label_after, get_label_before, delete_jump,
26873 follow_jumps): Delete prototypes.
26875 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26877 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26879 2007-02-15 Nick Clifton <nickc@redhat.com>
26881 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26882 order to prevent it from being munged by the target.
26884 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26886 * config/i386/i386.md: Remove misleading comment.
26888 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26890 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26891 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26894 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26896 * tree-sra.c (instantiate_missing_elements): Canonicalize
26898 (sra_build_assignment): New.
26899 (generate_copy_inout, generate_element_copy,
26900 generate_element_zero, generate_one_element_init): Use it.
26902 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26904 * tree-sra.c (instantiate_missing_elements): Canonicalize
26906 (sra_build_assignment): New.
26907 (generate_copy_inout, generate_element_copy,
26908 generate_element_zero, generate_one_element_init): Use it.
26910 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26912 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26915 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26917 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26918 types as aggregates not scalars.
26919 * function.c (assign_stack_temp_for_type): Likewise.
26921 2007-02-14 Roger Sayle <roger@eyesopen.com>
26922 Zdenek Dvorak <dvorakz@suse.cz>
26924 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26927 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26929 * passes.c (next_pass_1): Clear the next field of the copied
26932 2007-02-14 Richard Henderson <rth@redhat.com>
26934 * tree-sra.c (early_sra): New.
26935 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26936 (tree_sra_early, pass_sra_early): New.
26937 * tree-pass.h (pass_sra_early): Declare.
26938 * passes.c (init_optimization_passes): Use it.
26940 2007-02-14 Richard Guenther <rguenther@suse.de>
26942 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26944 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26946 PR tree-optimization/30771
26947 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26949 (vect_analyze_operations): Induction phis can now be marked as
26951 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26952 Update documentation accordingly.
26954 2007-02-14 Nick Clifton <nickc@redhat.com>
26956 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26957 most 3 arguments are supported.
26958 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26960 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26962 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26963 Ensure dst->current is valid.
26965 2007-02-13 Paul Brook <paul@codesourcery.com>
26967 * config.gcc: Add arm*-*-uclinux-*eabi.
26968 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26969 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26970 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26971 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26972 (LINK_SPEC): Define.
26973 (LIB_SPEC): Define.
26974 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26976 * config/arm/uclinux-eabi.h: New file.
26977 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26978 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26981 2007-02-13 Ian Lance Taylor <iant@google.com>
26983 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26984 * flags.h (warn_strict_overflow): Declare.
26985 (enum warn_strict_overflow_code): Define.
26986 (issue_strict_overflow_warning): New static inline function.
26987 * opts.c (warn_strict_overflow): New variable.
26988 (common_handle_option): Handle OPT_Wstrict_overflow and
26989 OPT_Wstrict_overflow_.
26990 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26992 * fold-const.c: Include intl.h.
26993 (fold_deferring_overflow_warnings): New static variable.
26994 (fold_deferred_overflow_warning): New static variable.
26995 (fold_deferred_overflow_code): New static variable.
26996 (fold_defer_overflow_warnings): New function.
26997 (fold_undefer_overflow_warnings): New function.
26998 (fold_undefer_and_ignore_overflow_warnings): New function.
26999 (fold_deferring_overflow_warnings_p): New function.
27000 (fold_overflow_warning): New static function.
27001 (make_range): Add strict_overflow_p parameter. Change all
27003 (extract_muldiv, extract_muldiv_1): Likewise.
27004 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27005 tree_expr_nonnegative_p.
27006 (fold_negate_expr): Call fold_overflow_warning.
27007 (fold_range_test): Likewise.
27008 (fold_comparison): Likewise.
27009 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27010 instead of tree_expr_nonnegative_p.
27011 (tree_expr_nonnegative_warnv_p): Rename from
27012 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27013 (tree_expr_nonnegative_p): New function.
27014 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27015 strict_overflow_p parameter.
27016 (tree_expr_nonzero_p): New function.
27017 * passes.c (verify_interpass_invariants): New static function.
27018 (execute_one_pass): Call it.
27019 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27021 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27022 (estimate_numbers_of_iterations): Likewise.
27023 (scev_probably_wraps_p): Likewise.
27024 * tree-ssa-ccp.c: Include "toplev.h".
27025 (evaluate_stmt): Defer fold overflow warnings until we know we are
27027 (struct fold_stmt_r_data): Add stmt field.
27028 (fold_stmt_r): Defer fold overflow warnings until we know we
27030 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27031 (fold_stmt_inplace): Likewise.
27032 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27033 (cleanup_control_expr_graph): Defer fold overflow warnings until
27034 we know we are going to optimize.
27035 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27036 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27038 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27039 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27040 * tree-ssa-loop-manip.c (create_iv): Likewise.
27041 * c-typeck.c (build_conditional_expr): Likewise.
27042 (build_binary_op): Likewise.
27043 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27044 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27045 (extract_range_from_unary_expr): Likewise.
27046 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27047 assuming that signed overflow does not occur.
27048 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27049 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27050 (fold_defer_overflow_warnings): Declare.
27051 (fold_undefer_overflow_warnings): Declare.
27052 (fold_undefer_and_ignore_overflow_warnings): Declare.
27053 (fold_deferring_overflow_warnings_p): Declare.
27054 (tree_expr_nonzero_warnv_p): Declare.
27055 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27056 of warning options.
27057 (Warning Options): Document -Wstrict-overflow.
27058 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27059 (tree-ssa-ccp.o): Likewise.
27060 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27061 (fold-const.o): Depend on intl.h.
27063 2007-02-13 Ian Lance Taylor <iant@google.com>
27065 PR middle-end/30751
27066 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27069 2007-02-13 Stuart Hastings <stuart@apple.com>
27071 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27073 2007-02-13 Richard Henderson <rth@redhat.com>
27075 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27076 handled_component_p before looking for the indirect_ref.
27078 2007-02-13 Richard Henderson <rth@redhat.com>
27080 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27081 remove flags clobber.
27082 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27083 (bswaphi_lowpart): New.
27084 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27085 remove TARGET_BSWAP test. Delete expander of the same name.
27087 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27088 (expand_unop): Use them.
27090 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27092 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27093 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27094 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27095 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27096 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27097 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27098 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27099 assembler dialect choice from asm templates.
27101 2007-02-12 Richard Henderson <rth@redhat.com>
27103 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27104 (fixuns_trunc<SSEMODEF>si2): Use it.
27105 * config/i386/sse.md (vec_setv4sf_0): Export.
27106 * config/i386/i386.c (ix86_build_const_vector): Export.
27107 (ix86_split_convert_uns_si_sse): Rename from
27108 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27109 * config/i386/i386-protos.h: Update.
27111 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27114 * c-typeck.c (c_finish_return): Improve warning message.
27116 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27118 * alias.c (find_symbolic_term): Delete unused function.
27120 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27122 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27123 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27124 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27126 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27128 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27129 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27130 the function, temporarily point the debug interface to the null one.
27132 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27134 * dwarf2out.c (round_up_to_align): New static function.
27135 (field_byte_offset): Use it to round the offset.
27137 2007-02-12 Richard Henderson <rth@redhat.com>
27139 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27140 (inswl_const): Export.
27142 2007-02-12 Richard Henderson <rth@redhat.com>
27144 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27145 result mode of the libcall, convert back to outmode.
27147 2007-02-12 Roger Sayle <roger@eyesopen.com>
27149 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27150 (bswapdi2): New define_expand to implement 32-bit implementation.
27152 2007-02-12 Nick Clifton <nickc@redhat.com>
27154 * doc/invoke.texi (Overall Options): Document --help=.
27155 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27156 (cc1_options): Pass --help= on to cc1.
27157 (display_help): Add description of --help=.
27158 (process_command): Add code to handle --help=. Allow translated
27159 --help and --target-help switches to be passed on to compiler
27161 (main): Remove unused if statement.
27162 * opts.c (columns): Remove.
27163 (LEFT_COLUMN): Define.
27164 (wrap_help): Add columns argument.
27165 (print_filtered_help): Change parameters to be an include bitmask,
27166 an exclude bitmask, an any bitmask and the column width. Move the
27167 code to display the params list here. Add code to display the
27168 status of options rather than their descriptions if the quiet flag
27170 (print_specific_help): Change parameters to be an include bitmask,
27171 an exclude bitmask and an any bitmask. Move code to look up the
27172 column width here. Decide upon the title for an options listing.
27173 (common_handle_options): Add code to handle --help=. Adapt code
27174 for --help and --target-help to use the revised form of the
27175 print_specific_help function.
27176 (print_help): Delete.
27177 (print_param_help): Delete.
27178 (print_switch): Delete.
27179 * opts.h (cl_lang_count): Add prototype.
27180 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27181 CL_MAX_OPTION_CLASS): New defines.
27182 * optc-gen.awk: Add construction of cl_lang_count.
27183 * c.opt: Add Warning attribute to warning options and Optimization
27184 attribute to optimization options.
27185 * common.opt: Likewise.
27187 Add -fhelp and -ftarget-help as aliases for the transformed --help
27188 and --target-help options.
27189 * opt-functions.awk: Add code to handle Warning and Optimization
27192 2007-02-12 Richard Henderson <rth@redhat.com>
27194 * config/alpha/constraints.md: New file.
27195 * config/alpha/alpha.c: Include tm-constrs.h.
27196 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27197 alpha_extra_constraint): Remove.
27198 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27199 * config/alpha/alpha-protos.h: Update.
27200 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27201 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27202 (EXTRA_CONSTRAINT): Remove.
27203 * config/alpha/alpha.md: Include constraints.md.
27204 (adddi splitter): Use satisfies_constraint_*.
27205 * config/alpha/predicates.md (add_operand): Likewise.
27206 (sext_add_operand, addition_operation): Likewise.
27208 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27210 PR tree-optimization/29145
27211 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27212 in our handling of restrict qualified pointers.
27214 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27217 * doc/invoke.texi (Wunused-value): Update description.
27218 (Wextra): Delete item.
27219 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27220 value of Wunused-value.
27221 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27222 (c_finish_stmt_expr): Don't check extra_warnings.
27223 (emit_side_effect_warnings): The caller is responsible to check
27226 2007-02-11 Roger Sayle <roger@eyesopen.com>
27227 Matt Thomas <matt@3am-software.com>
27229 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27231 2007-02-11 Roger Sayle <roger@eyesopen.com>
27233 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27234 comparisons of POPCOUNT against zero.
27235 (simplify_const_relational_operation): Likewise.
27237 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27239 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27241 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27243 * dwarf2out.c (root_type): Delete unused function.
27245 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27247 * genattrtab.c (contained_in_p): Delete unused function.
27248 (write_expr_attr_cache): Likewise.
27250 2007-02-11 Jan Hubicka <jh@suse.cz>
27252 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27255 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27257 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27258 to add the REG_EQ* note.
27259 * see.c (see_merge_one_use_extension): Likewise.
27260 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27261 turn REG_EQUAL notes into REG_EQUIV notes if the target
27262 register may have more than one set.
27263 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27264 * gcse.c (try_replace_reg): Likewise.
27265 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27266 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27267 more than one REG_EQUIV note.
27268 * reload1.c (gen_reload): Use set_unique_reg_note.
27270 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27272 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27273 (ix86_builtin_conversion): New function.
27275 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27278 * tree.h (DECL_REPLACEABLE_P): New macro.
27279 * except.c (set_nothrow_function_flags): Likewise.
27281 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27282 Ira Rosen <irar@il.ibm.com>
27283 Dorit Nuzman <dorit@il.ibm.com>
27285 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27286 * targhooks.c (default_builtin_vectorized_conversion): New.
27287 * targhooks.h (default_builtin_vectorized_function): New declaration.
27288 * target.h (struct vectorize): Add builtin_conversion field.
27289 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27290 stmt_vec_info_type value.
27291 (vectorizable_conversion): New declaration.
27292 * tree-vect-analyze.c (vect_analyze_operations): Add
27293 vectorizable_conversion call.
27294 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27295 * tree-vect-transform.c (vectorizable_conversion): New function.
27296 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27297 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27299 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27300 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27301 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27302 or ALTIVEC_BUILTIN_VCFSX.
27304 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27307 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27308 CONST_DOUBLE and operand 0 is a hard register.
27309 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27310 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27311 is a hard floating-point register.
27313 2007-02-10 Richard Henderson <rth@redhat.com>
27314 Jakub Jelinek <jakub@redhat.com>
27315 Alexandre Oliva <aoliva@redhat.com>
27317 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27318 * builtin-types.def (BT_WORD): Make unsigned.
27319 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27320 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27321 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27322 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27323 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27324 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27326 * expr.c (emutls_var_address): New.
27327 (expand_expr_real_1): Expand emulated tls.
27328 (expand_expr_addr_expr_1): Likewise.
27329 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27330 * output.h (emutls_finish): Declare.
27331 * toplev.c (compile_file): Call it.
27332 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27333 address before wrapping in CONST.
27334 * varasm.c (emutls_htab, emutls_object_type): New.
27335 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27336 (get_emutls_object_name, get_emutls_object_type): New.
27337 (get_emutls_init_templ_addr, emutls_decl): New.
27338 (emutls_common_1, emutls_finish): New.
27339 (assemble_variable): When emulating tls, swap decls; generate
27340 constructor for the emutls objects.
27341 (do_assemble_alias): When emulating tls, swap decl and target name.
27342 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27344 * varpool.c (decide_is_variable_needed): Look at force_output.
27345 Recurse for emulated tls.
27346 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27347 with decide_is_variable_needed.
27348 * emutls.c: New file.
27349 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27350 tls_object for real tls.
27352 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27354 PR rtl-optimization/29599
27355 * reload1.c (eliminate_regs_in_insn): Take the destination
27356 mode into account when computing the offset.
27358 2007-02-09 Stuart Hastings <stuart@apple.com>
27359 Richard Henderson <rth@redhat.com>
27361 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27362 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27363 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27364 fixuns_truncdfhi2): New.
27365 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27366 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27367 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27368 (floatunssidf2): Allow nonimmediate source.
27369 * config/i386/sse.md (movdi_to_sse): New.
27370 (vec_concatv2di): Drop '*'.
27371 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27372 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27373 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27375 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27376 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27377 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27378 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27379 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27380 ix86_build_const_vector.
27381 (x86_emit_floatuns): Rewrite.
27383 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27385 * genautomata.c (longest_path_length): Delete unused function.
27386 (struct state): Delete unused longest_path_length.
27387 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27388 (get_free_state): Delete unused.
27390 2007-02-09 Jan Hubicka <jh@suse.cz>
27392 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27393 * doc/invoke.texi (inline-unit-growth): Update default value.
27395 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27396 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27397 (rebuild_cgraph_edges): Likewise.
27398 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27399 (dump_cgraph_node): Dump frequencies.
27400 (cgraph_clone_edge): Add frequency scales.
27401 (cgraph_clone_node): Add freuqnecy.
27402 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27403 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27404 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27405 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27406 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27407 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27408 (save_inline_function_body): Likewise.
27409 * ipa-inline.c: inluce rtl.h
27410 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27411 (cgraph_edge_badness): Use frequencies.
27412 (cgraph_decide_recursive_inlining): Update clonning.
27413 (cgraph_decide_inlining_of_small_function): Dump frequency.
27414 * predict.c (estimate_bb_frequencies): Export.
27415 * predict.h (estimate_bb_frequencies): Declare.
27416 * tree-inline.c (copy_bb): Watch overflows.
27417 (expand_call_inline): Update call of cgraph_create_edge.
27418 (optimize_inline_calls): Use TODO flags to update frequnecies.
27419 * passes.h: Include predict.h
27420 (init_optimization_passes): Move profile ahead.
27421 (execute_function_todo): Handle TODO_rebuild_frequencies.
27423 2007-02-09 Roger Sayle <roger@eyesopen.com>
27425 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27426 the insbl or inswl pattern into a register.
27428 2007-02-09 Roger Sayle <roger@eyesopen.com>
27430 * config/ia64/ia64.md (bswapdi2): New define_insn.
27432 2007-02-09 Richard Henderson <rth@redhat.com>
27434 * config/i386/constraints.md (Ym): New constraint.
27435 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27436 (movdi_1_rex64): Split sse and xmm general register moves from
27437 memory move alternatives. Use conditional register constraints.
27438 (movsf_1, movdf_integer): Likewise.
27439 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27440 (movdf_integer_rex64): New.
27441 (pushsf_rex64): Fix output constraints.
27442 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27443 (sse2_stored): Likewise.
27444 (sse2_storeq_rex64): New.
27445 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27446 amd and not generic.
27447 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27448 for optimize_size. Remove SF/DFmode hack.
27450 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27452 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27455 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27456 Richard Sandiford <richard@codesourcery.com>
27458 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27459 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27460 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27461 m68k/t-mlib to tmake_file.
27462 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27463 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27464 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27465 Allow it to be cf or m68k. Set m68k_arch_family. If that
27466 variable is not empty, add t-$m68k_arch_family to tmake_file.
27467 Add t-mlibs to tmake_file.
27468 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27469 * config/m68k/t-cf: New file.
27470 * config/m68k/t-m68k: Likewise.
27471 * config/m68k/t-mlibs: Likewise.
27472 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27473 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27474 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27475 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27476 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27478 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27479 (INSTALL_LIBGCC): Delete.
27480 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27481 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27482 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27483 (M68K_MLIB_CPU): Define.
27484 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27485 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27486 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27488 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27489 Richard Guenther <rguenther@suse.de>
27491 PR middle-end/23361
27492 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27493 against INT_MIN/INT_MAX.
27494 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27495 file if a loop is removed.
27497 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27499 * calls.c (store_one_arg): Pass correct alignment to
27500 emit_push_insn for non-BLKmode values.
27501 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27502 unaligned stack slot via a suitably aligned slot.
27504 2007-02-08 DJ Delorie <dj@redhat.com>
27506 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27508 (legal_subregs): Use unsigned char, make const.
27509 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27511 2007-02-08 Paul Brook <paul@codesourcery.com>
27513 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27514 special interworking needed.
27516 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27518 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27519 conditional to __SSE2__.
27520 (Entries below should have been added to first ChangeLog
27521 entry for amdfam10 dated 2007-02-05)
27522 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27524 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27526 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27529 2007-02-08 DJ Delorie <dj@redhat.com>
27531 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27532 * config/m32c/m32c.c (legal_subregs): New.
27533 (m32c_illegal_subreg_p): New.
27534 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27535 unsupported subregs of hard regs.
27537 2007-02-08 Jan Hubicka <jh@suse.cz>
27539 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27540 the same one; always update histograms.
27542 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27544 * passes.c (init_optimization_passes): Tidy comment.
27546 2007-02-08 Roger Sayle <roger@eyesopen.com>
27548 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27549 strip zero_extend, bswap and rotates from POCOUNT's argument.
27550 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27551 zero_extend and rotates from PARITY's argument.
27552 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27553 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27554 of an integer constant at compile-time.
27556 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27559 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27561 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27564 * tree-ssa-live.c (remove_unused_locals): Do not remove
27565 TREE_ADDRESSABLE variables.
27566 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27567 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27568 FOR_CLOBBER. Update all users.
27569 If VAR has an associated alias set, add a virtual operand for
27570 it if no alias is found to conflict with the memory reference.
27572 2007-02-07 Jan Hubicka <jh@suse.cz>
27573 Robert Kidd <rkidd@crhc.uiuc.edu>
27575 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27577 2007-02-07 Ian Lance Taylor <iant@google.com>
27579 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27581 2007-02-07 Roger Sayle <roger@eyesopen.com>
27583 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27584 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27585 tablejumpdi, movsi_to_cr_one): Remove constraints from
27586 define_expand's match_operands.
27588 2007-02-07 Roger Sayle <roger@eyesopen.com>
27590 * global.c (compute_regsets): Move declatation of "i" inside of
27591 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27593 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27596 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27597 of INDIRECT_REF <RESULT_DECL>.
27599 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27601 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27602 Kaz Kojima <kkojima@gcc.gnu.org>
27605 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27607 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27609 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27611 * doc/loop.texi: Document possibility not to perform disambiguation
27612 of loops with multiple latches.
27613 * cfgloopmanip.c (alp_enum_p): Removed.
27614 (add_loop): Handle subloops. Use get_loop_body_with_size.
27615 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27616 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27617 the new forwarder block.
27618 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27619 Handle the case latch is NULL.
27620 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27621 modifications when marking loop exits.
27622 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27624 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27625 disambiguate_loops_with_multiple_latches.
27626 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27627 before fix_loop_structure.
27628 * cfgloop.c: Include pointer-set.h and output.h.
27629 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27630 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27631 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27632 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27633 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27634 disambiguate_multiple_latches, get_loop_body_with_size,
27635 disambiguate_loops_with_multiple_latches): New functions.
27636 (flow_loop_dump): Dump multiple latch edges.
27637 (flow_loop_nodes_find): Handle loops with multiple latches.
27638 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27639 (glb_enum_p): Modified.
27640 (get_loop_body): Use get_loop_body_with_size.
27641 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27642 (AVOID_CFG_MODIFICATIONS): New constant.
27643 (disambiguate_loops_with_multiple_latches, add_loop,
27644 get_loop_body_with_size): Declare.
27645 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27647 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27649 PR inline-asm/28686
27650 * global.c (compute_regsets): New function.
27651 (global_alloc): Refactored ELIMINABLE_REGSET
27652 and NO_GLOBAL_ALLOC_REGS computation out.
27653 (rest_of_handle_global_alloc): Call compute_regsets()
27654 for non-optimizing case.
27656 2007-02-06 Richard Henderson <rth@redhat.com>
27658 * config/i386/constraints.md (Y2): Rename from Y.
27659 (Yi): New constraint.
27660 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27661 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27662 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27663 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27664 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27665 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27666 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27667 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27668 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27669 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27670 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27671 vec_extractv2si_1): Change Y constraints to Y2.
27672 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27673 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27674 Change Y constraints to Y2.
27675 (sse2_loadld): Change Y constraints to x.
27677 2007-02-06 Roger Sayle <roger@eyesopen.com>
27679 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27680 (parity<mode>2): New define_expand using rs6000_emit_parity.
27681 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27682 rs6000_emit_parity): New functions.
27683 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27684 rs6000_emit_parity): Prototype here.
27686 2007-02-06 Ian Lance Taylor <iant@google.com>
27688 * lower-subreg.c (simple_move_operand): Reject CONST.
27689 (resolve_clobber): Call validate_change rather than directly
27690 assigning to XEXP (pat, 0).
27692 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27694 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27695 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27696 (tree-cfg.o): Remove hashtab.h dependency.
27698 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27699 (struct ivopts_data): Change niters to pointer_map_t.
27700 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27701 (niter_for_exit): Create pointer_map on demand. Change for
27703 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27704 (free_loop_data): Destroy data->niters if created and reset field.
27705 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27706 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27708 * tree-ssa-reassoc.c: Include pointer-set.h.
27709 (bb_rank): Change to long *.
27710 (operand_rank): Change to pointer_map_t.
27711 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27712 (insert_operand_rank): Accept long.
27713 (operand_entry_hash, operand_entry_eq): Remove.
27714 (get_rank): Return long. Adjust for changes above.
27715 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27717 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27719 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27720 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27721 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27723 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27724 directly since it cannot be NULL.
27725 (get_vi_for_tree): Rewrite for pointer_map API.
27726 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27727 (init_alias_vars): Create vi_for_tree as pointer_map.
27728 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27730 * tree-cfg.c: Don't include hashtab.h.
27731 (edge_to_cases): Declare as pointer_map.
27732 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27734 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27735 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27736 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27738 (record_switch_edge): Delete.
27739 (get_cases_for_edge): Adjust for pointer_map API, inline
27740 record_switch_edge (rewritten for new API), remove goto.
27742 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27744 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27745 * tree-nested.c: Include pointer-set.h.
27746 (var_map_elt, var_map_eq, var_map_hash): Delete.
27747 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27748 to pointer_map_t's.
27749 (nesting_info_bitmap_obstack): New.
27750 (lookup_field_for_decl): Adjust for pointer_map API.
27751 (lookup_tramp_for_decl): Adjust for pointer_map API.
27752 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27753 (get_local_debug_decl): Adjust for pointer_map API.
27754 (convert_nl_goto_reference): Adjust for pointer_map API.
27755 (convert_nl_goto_receiver): Adjust for pointer_map API.
27756 (create_nesting_tree): Create outside GGC space. Create bitmap on
27757 the new obstack. Create field_map and var_map as pointer_maps.
27758 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27760 (lower_nested_functions): Move root here, no need to NULL it.
27761 Initialize and release the obstack.
27763 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27765 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27766 Remove prototypes and make them non-static.
27767 (struct tree_int_map): Remove.
27768 * tree.h (struct tree_int_map): Move here, turning TO into an
27770 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27772 * tree.h (TREE_COMPLEXITY): Remove.
27773 (struct tree_exp): Remove complexity field.
27774 * tree.c (build1_stat): Don't set it.
27776 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27777 Victor Kaplansky <victork@il.ibm.com>
27779 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27780 (vect_is_simple_reduction): Support reduction with induction as
27781 one of the operands.
27782 (vect_is_simple_iv_evolution): Fix formatting.
27783 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27784 formatting. Don't mark induction phis for vectorization.
27785 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27786 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27787 (vect_get_vec_def_for_operand): Support induction.
27788 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27790 (vectorizable_reduction): Support reduction with induction as one of
27792 (vectorizable_type_demotion): Use def-type of stmt argument rather
27793 than dummy def-type.
27795 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27796 flag_tree_scev_cprop.
27797 * common.opt (tree-scev-cprop): New flag.
27799 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27800 call to vect_get_new_vect_var.
27802 2007-02-06 Ira Rosen <irar@il.ibm.com>
27804 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27805 vectype is not NULL.
27806 (vect_pattern_recog_1): Likewise.
27808 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27810 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27811 (fold_negate_expr): Likewise.
27813 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27816 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27817 even if cv-qualification is the same.
27819 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27821 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27822 __enable_execute_stack on completion.
27824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27826 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27827 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27828 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27829 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27830 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27831 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27832 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27833 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27835 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27837 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27838 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27839 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27840 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27841 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27842 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27843 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27844 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27845 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27846 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27847 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27848 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27849 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27850 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27851 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27852 sqrtextenddfxf2_i387): Added amdfam10_decode.
27854 * config/i386/athlon.md (athlon_idirect_amdfam10,
27855 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27856 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27857 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27858 athlon_ivector_store_amdfam10): New define_insn_reservation.
27859 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27862 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27864 * config/i386/athlon.md (athlon_call_amdfam10,
27865 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27866 define_insn_reservation.
27867 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27868 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27869 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27871 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27873 * config/i386/athlon.md (athlon_sseld_amdfam10,
27874 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27875 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27877 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27879 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27880 define_insn_reservation.
27881 * config/i386/i386.md (sseins): Added sseins to define_attr type
27882 and define_attr unit.
27883 * config/i386/sse.md: Set type attribute to sseins for insertq
27886 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27888 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27889 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27890 ssecomi_load_amdfam10, ssecomi_amdfam10,
27891 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27892 define_insn_reservation.
27893 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27895 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27897 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27898 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27899 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27900 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27901 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27902 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27903 define_insn_reservation.
27905 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27906 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27907 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27908 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27909 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27911 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27913 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27914 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27915 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27916 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27917 athlon_ssemul_load_k8): Added amdfam10.
27919 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27921 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27922 (x86_sse_unaligned_move_optimal): New variable.
27924 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27926 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27927 for unaligned vector SSE double/single precision loads for AMDFAM10.
27929 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27931 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27932 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27933 Define TARGET_CPU_DEFAULT_amdfam10.
27934 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27935 (processor_type): Add PROCESSOR_AMDFAM10.
27937 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27938 processor_type in config/i386/i386.h.
27939 Enable imul peepholes for TARGET_AMDFAM10.
27941 * config.gcc: Add support for --with-cpu option for amdfam10.
27943 * config/i386/i386.c (amdfam10_cost): New variable.
27944 (m_AMDFAM10): New macro.
27945 (m_ATHLON_K8_AMDFAM10): New macro.
27946 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27947 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27948 x86_promote_QImode, x86_integer_DFmode_moves,
27949 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27950 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27951 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27952 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27953 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27954 Enable/disable for amdfam10.
27955 (override_options): Add amdfam10_cost to processor_target_table.
27956 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27957 processor_alias_table.
27958 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27959 (ix86_adjust_cost): Add code for amdfam10.
27961 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27963 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27964 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27965 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27966 * config/i386/i386.h: Add builtin definition for SSE4A.
27967 * config/i386/i386.md: Add support for ABM instructions
27968 (popcnt and lzcnt).
27969 * config/i386/sse.md: Add support for SSE4A instructions
27970 (movntss, movntsd, extrq, insertq).
27971 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27972 Add -march=amdfam10 flag.
27973 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27974 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27976 * doc/extend.texi: Add documentation for SSE4A builtins.
27978 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27980 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27982 2007-02-05 Richard Guenther <rguenther@suse.de>
27984 * tree-vectorizer.h (vectorizable_function): Add argument type
27985 argument, change return type.
27986 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27987 * tree-vect-transform.c (vectorizable_function): Handle extra
27988 argument, return vectorized function decl.
27989 (build_vectorized_function_call): Remove.
27990 (vectorizable_call): Handle calls with result and argument types
27991 differing. Handle loop vectorization factor correctly.
27992 * targhooks.c (default_builtin_vectorized_function): Adjust for
27994 * targhooks.h (default_builtin_vectorized_function): Likewise.
27995 * target.h (builtin_vectorized_function): Add argument type
27997 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27998 extra argument, allow vectorizing of lrintf.
27999 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28000 documentation of target hook.
28002 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28005 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28006 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28007 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28009 2007-02-05 Roger Sayle <roger@eyesopen.com>
28011 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28012 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28013 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28014 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28015 before canonicalizing sincos to cexpi.
28016 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28018 2007-02-05 Roger Sayle <roger@eyesopen.com>
28020 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28021 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28022 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28024 2007-02-05 Roger Sayle <roger@eyesopen.com>
28026 * mips-tfile.c (initialize_init_file): Correct endianness test.
28028 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28030 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28031 the 'y' constraint.
28033 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28035 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28036 saves in a PARALLEL before the register assignments.
28038 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28040 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28041 DWARF_FRAME_RETURN_COLUMN to be a general register.
28042 * dwarf2out.c (init_return_column_size): New function, split from...
28043 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28044 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28045 to be nongeneral registers.
28046 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28048 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28049 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28051 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28053 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28055 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28057 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28058 (remove_path): Use can_remove_branch_p and remove_branch instead
28059 of loop_delete_branch_edge.
28060 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28061 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28062 Update profile using scale_dominated_blocks_in_loop.
28063 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28064 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28065 (can_remove_branch_p, remove_branch): Declare.
28066 * tree-cfg.c (tree_can_remove_branch_p): New function.
28067 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28068 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28069 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28071 2007-02-05 Jan Hubicka <jh@suse.cz>
28073 PR middle-end/30696
28074 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28075 nodes in cgraph, don't remove offline copy of the function.
28077 2007-02-04 Jan Hubicka <jh@suse.cz>
28079 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28080 vectors might cause maybe_lookup_element_for_expr to be called
28081 on non-sra-candidate.
28083 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28085 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28086 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28087 spelling conventions.
28089 2007-02-04 Richard Guenther <rguenther@suse.de>
28091 PR middle-end/30636
28092 * fold-const.c (try_move_mult_to_index): Make sure to not
28093 overflow one dimension of a multi-dimensional array access.
28095 2007-02-04 Jan Hubicka <jh@suse.cz>
28097 * passes.c (init_optimization_passes): Reindent.
28099 2007-02-04 Jan Hubicka <jh@suse.cz>
28100 Eric Botcazou <ebotcazou@adacore.com>
28102 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28103 (execute_fixup_cfg): Break out the abnormal goto code.
28104 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28105 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28106 (optimize_inline_calls): Call make_nonlocal_label_edges.
28108 2007-02-04 Jan Hubicka <jh@suse.cz>
28110 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28111 true when something was changed.
28112 (rename_ssa_copies): When something was changed, do
28113 TODO_remove_unused_locals.
28114 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28115 add TODO_remove_unused_locals when instruction was removed.
28117 2007-02-04 Jan Hubicka <jh@suse.cz>
28119 * ipa-inline.c (try_inline): Improve debug output; work on already
28121 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28122 call try_inline for already inlined edges too when flattening;
28123 inline also functions that make callee growth but overall unit size
28126 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28128 * config/m32c/bitops.md, config/m32c/jump.md,
28129 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28130 config/m32r/m32r.h, config/m32r/m32r.md,
28131 config/m32r/predicates.md, config/m68hc11/larith.asm,
28132 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28133 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28134 config/mips/mips-protos.h, config/mips/mips.c,
28135 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28136 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28137 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28138 spelling conventions.
28140 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28141 Follow spelling conventions.
28143 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28145 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28146 warn about C++0x compatibility.
28148 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28150 * config/h8300/h8300.c, config/h8300/h8300.h,
28151 config/h8300/h8300.md: Follow spelling conventions.
28153 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28155 PR middle-end/30667
28156 * combine.c (try_combine): Do not substitute source operand
28157 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28159 2007-02-03 Jan Hubicka <jh@suse.cz>
28161 PR gcov-profile/30650
28162 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28163 do not divide by zero for never executed counters.
28164 (tree_find_values_to_profile): Fix counters.
28165 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28167 2007-02-03 Ian Lance Taylor <iant@google.com>
28169 * lower-subreg.c (simple_move_operand): New static function,
28170 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28172 (simple_move): Call simple_move_operand.
28173 (find_decomposable_subregs): Add special handling of MEMs.
28174 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28175 meaning of return value. If we see a hard register, test whether
28176 it can store a word_mode value. Change all callers.
28178 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28180 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28181 ftrapv insns and expanders.
28182 (subdi3): Change define_expand operand 1 to arith11_operand, and
28183 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28184 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28185 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28188 PR middle-end/30174
28189 * varasm.c (notice_global_symbol): Treat global objects as weak when
28190 flag_shlib is true.
28192 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28194 * emit-rtl.c (dconstpi): Delete.
28195 (dconstsqrt2): New.
28196 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28197 * real.h (dconstpi): Delete.
28198 (dconstsqrt2): New.
28199 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28200 (fold_builtin_hypot): Likewise.
28202 2007-02-03 Tom Tromey <tromey@redhat.com>
28205 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28206 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28208 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28210 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28211 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28212 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28213 config/rs6000/cell.md, config/rs6000/darwin.h,
28214 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28215 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28216 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28217 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28218 typos. Follow spelling conventions.
28219 * doc/invoke.texi: Follow spelling conventions.
28221 2007-02-03 Roger Sayle <roger@eyesopen.com>
28223 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28224 canonicalization transformations that attempt to simplify integer
28225 constant comparisons to become comparisons against zero.
28227 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28229 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28231 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28232 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28234 2007-02-02 Mike Stump <mrs@apple.com>
28236 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28237 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28238 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28239 generate a branch island.
28241 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28243 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28244 (xtensa_legitimate_address_p): New.
28245 (xtensa_legitimize_address): New.
28246 (xtensa_output_addr_const_extra): New.
28247 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28249 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28250 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28251 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28252 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28253 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28254 (xtensa_legitimize_address): New.
28255 (xtensa_output_addr_const_extra): New.
28257 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28259 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28261 2007-02-02 Ian Lance Taylor <iant@google.com>
28263 * expmed.c (expand_divmod): Add comment.
28265 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28267 * emit-rtl.c (renumber_insns): Remove.
28268 * flags.h: Remove the extern for flag_renumber_insns.
28269 * rtl.h: Remove the prototype for renumber_insns.
28270 * toplev.c (flag_renumber_insns): Remove.
28272 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28274 Revert for x86 darwin:
28275 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28277 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28278 code before the following patch under TARGET_MACHO.
28279 (ix86_function_value_regno_p): Likewise.
28281 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28283 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28286 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28289 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28290 loads to general or fp registers. Add comments.
28291 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28293 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28295 * pointer-set.c (insert_aux): Only return insertion slot.
28296 (pointer_set_insert): Adjust.
28297 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28298 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28299 pointer_map_traverse): New.
28300 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28301 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28302 pointer_map_contains, pointer_map_traverse): Declare.
28304 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28306 PR middle-end/30473
28307 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28308 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28310 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28312 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28314 (struct _dep): New type.
28315 (dep_t): New typedef.
28316 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28317 (DEP_STATUS): New access macro. The macro with the same name was
28318 renamed to DEP_LINK_STATUS.
28319 (dep_init): Declare function
28321 (struct _dep_link): New type.
28322 (dep_link_t): New typedef.
28323 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28324 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28325 (DEP_LINK_STATUS): New macro.
28326 (debug_dep_links): New debug function.
28328 (struct _deps_list): New type.
28329 (deps_list_t): New typedef.
28330 (DEPS_LIST_FIRST): New access macro.
28331 (FOR_EACH_DEP_LINK): New cycle macro.
28332 (create_deps_list, free_deps_list, delete_deps_list): Declare
28334 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28335 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28336 (copy_deps_list_change_con): Ditto.
28338 (move_dep_link): Declare function.
28340 (struct _dep_node): New type.
28341 (dep_node_t): New typedef.
28342 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28344 (struct haifa_insn_data.back_deps): New field to hold backward
28345 dependencies of the insn.
28346 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28348 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28349 Change its type to deps_list_t.
28350 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28351 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28352 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28354 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28356 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28358 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28360 (dep_cost): Declare.
28362 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28363 (ds_to_dk, dk_to_ds): New functions.
28365 (init_dep_1): New static function.
28366 (init_dep): New function.
28367 (copy_dep): New static function.
28369 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28371 (detach_dep_link): New static function.
28372 (move_dep_link): New function.
28374 (dep_links_consistent_p, dump_dep_links): New static functions.
28375 (debug_dep_links): New debugging function.
28377 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28379 (alloc_deps_list, init_deps_list): New static functions.
28380 (create_deps_list): New function.
28381 (clear_deps_list): New static function.
28382 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28383 (deps_list_consistent_p, dump_deps_list): New static functions.
28384 (debug_deps_list): New function.
28385 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28387 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28389 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28390 use new scheduler dependencies lists.
28391 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28392 (sched_analyze): Ditto. Initialize dependencies lists.
28393 (add_forw_dep, compute_forward_dependences): Update to use new
28394 scheduler dependencies lists.
28396 (init_dependency_caches): Init deps_obstack.
28397 (free_dependency_caches): Free deps_obstack.
28399 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28400 new scheduler dependencies lists.
28401 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28402 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28404 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28405 Update to use new scheduler dependencies lists.
28406 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28407 (debug_dependencies): Ditto.
28408 (schedule_region): Update comments.
28410 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28411 scheduler dependencies lists.
28412 (schedule_ebb): Update comments.
28414 * rtl.def (DEPS_LIST): Remove.
28416 * lists.c (unused_deps_list): Remove.
28417 (free_list): Update assertions.
28419 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28420 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28422 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28423 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28425 * haifa-sched.c (comments): Update.
28426 (insn_cost1): Remove. Inline the code into insn_cost ().
28427 (insn_cost): Update to use new scheduler dependencies lists. Move
28428 processing of the dependency cost to dep_cost ().
28429 (dep_cost): New function. Use it instead of insn_cost () when
28430 evaluating cost of the dependency. Use compatible interface to
28431 interact with the target.
28432 (priority): Update to use new scheduler dependencies lists.
28433 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28434 with greater number of insns that depend on the insn.
28435 (schedule_insn): Update to use new scheduler dependencies lists. Add
28436 code to free backward dependencies lists. Inline and optimize code
28437 from resolve_dep () - see PR28071.
28438 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28439 lists. Update call to targetm.sched.is_costly_dependence hook.
28441 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28442 scheduler dependencies lists.
28444 (resolve_dep): Remove. Move the logic to schedule_insn ().
28445 (init_h_i_d): Initialize dependencies lists.
28447 (process_insn_depend_be_in_spec): Rename to
28448 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28449 dependencies lists.
28450 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28451 Update to use new scheduler dependencies lists.
28452 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28454 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28455 new scheduler dependencies lists.
28456 (build_intra_loop_deps): Ditto.
28458 * target.h (struct _dep): Declare to use in
28459 gcc_target.sched.is_costly_dependence.
28460 (struct gcc_target.sched.adjust_cost): Fix typo.
28461 (struct gcc_target.sched.is_costly_dependence): Change signature to
28462 use single dep_t parameter instead of an equivalent triad.
28463 (struct gcc_target.sched.adjust_cost_2): Remove.
28465 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28467 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28469 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28471 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28473 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28474 (REG_DEP_TRUE): Document.
28476 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28477 Change signature to correspond to the targetm.sched.adjust_cost hook.
28478 Update use in TARGET_SCHED_ADJUST_COST_2.
28479 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28480 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28481 new scheduler dependencies lists.
28482 (ia64_gen_check): Ditto.
28484 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28485 scheduler dependencies lists.
28487 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28488 signature to correspond to the targetm.sched.is_costly_dependence hook.
28489 (is_costly_group): Update to use new scheduler dependencies lists.
28491 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28492 instead of INSN_COST () macro.
28494 2007-02-01 Ian Lance Taylor <iant@google.com>
28496 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28498 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28500 * pa.md (tp_load): Correct mfctl instruction syntax.
28502 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28504 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28505 altivec_padding_size calculation on AIX. Improve comment, add
28506 assert to verify that it's right.
28508 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28511 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28513 PR inline-asm/28686
28514 * global.c (global_alloc): Add mising initialization of
28517 2007-02-01 Roger Sayle <roger@eyesopen.com>
28519 * alias.c (init_alias_analysis): Correct whitespace.
28520 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28521 partition_hot_cold_basic_blocks): Likewise.
28522 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28523 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28524 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28525 fold_builtin_snprintf_chk, fold_builtin_printf,
28526 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28527 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28528 * cfgcleanup.c (cleanup_cfg): Likewise.
28529 * cfgexpand.c (tree_expand_cfg): Likewise.
28530 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28531 * function.c (get_next_funcdef_no): Likewise.
28532 * gengtype.c (main): Likewise.
28533 * genmodes.c (main): Likewise.
28534 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28535 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28536 * ifcvt.c (noce_emit_move_insn): Likewise.
28537 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28539 * stor-layout.c (get_best_mode): Likewise.
28540 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28541 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28542 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28543 perform_var_substitution, solve_graph): Likewise.
28544 * tree-vrp.c (vrp_finalize): Likewise.
28546 2007-02-01 Ian Lance Taylor <iant@google.com>
28548 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28549 high part of a paradoxical subreg, return a constant zero.
28551 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28553 * toplev.c (lang_dependent_init): Call init_set_costs.
28554 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28556 2007-02-01 Richard Guenther <rguenther@suse.de>
28558 PR middle-end/30656
28559 * fold-const.c (fold_negate_expr): Allow negating a
28560 constant if overflow does not change.
28562 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28564 * doc/c-tree.texi (Expression trees): Improve markup.
28565 * doc/tm.texi (Register Classes, Addressing Modes)
28566 (Floating Point): Fix spacing after abbreviations. Fix some
28569 2007-02-01 Ben Elliston <bje@au.ibm.com>
28571 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28572 * doc/contrib.texi: Likewise.
28573 * doc/install.texi: Likewise.
28575 2007-01-31 Richard Henderson <rth@redhat.com>
28576 Ian Lance Taylor <iant@google.com>
28578 * lower-subreg.c: New file.
28579 * rtl.def (CONCATN): Define.
28580 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28581 pass_lower_subreg2.
28582 * emit-rtl.c (update_reg_offset): New static function, broken out
28583 of gen_rtx_REG_offset.
28584 (gen_rtx_REG_offset): Call update_reg_offset.
28585 (gen_reg_rtx_offset): New function.
28586 * regclass.c: Revert patch of 2006-03-05, restoring
28588 (clear_reg_info_regno): New function.
28589 * dwarf2out.c (concatn_loc_descriptor): New static function.
28590 (loc_descriptor): Handle CONCATN.
28591 * common.opt (fsplit_wide_types): New option.
28592 * opts.c (decode_options): Set flag_split_wide_types when
28594 * timevar.def (TV_LOWER_SUBREG): Define.
28595 * rtl.h (gen_reg_rtx_offset): Declare.
28596 (reg_scan_update): Declare.
28597 * regs.h (clear_reg_info_regno): Declare.
28598 * tree-pass.h (pass_lower_subreg): Declare.
28599 (pass_lower_subreg2): Declare.
28600 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28601 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28602 -fsplit-wide-types.
28603 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28604 * Makefile.in (OBJS-common): Add lower-subreg.o.
28605 (lower-subreg.o): New target.
28607 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28609 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28611 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28614 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28616 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28618 PR middle-end/29335
28619 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28621 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28623 * cfgloop.h: Include vec-prim.h.
28624 (enum li_flags): Remove LI_ONLY_OLD.
28625 (loop_iterator): Changed.
28626 (fel_next, fel_init): Iterate over loop tree.
28627 (FOR_EACH_LOOP_BREAK): New macro.
28628 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28630 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28631 * modulo-sched.c (sms_schedule): Ditto.
28632 * tree-vectorizer.c (vectorize_loops): Ditto.
28633 * doc/loop.texi: Update information on loop numbering and behavior of
28634 FOR_EACH_LOOP wrto new loops.
28635 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28636 add_to_evolution_1): Test nestedness of loops instead of comparing
28638 * tree-chrec.c (chrec_fold_plus_poly_poly,
28639 chrec_fold_multiply_poly_poly, chrec_evaluate,
28640 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28641 reset_evolution_in_loop): Ditto.
28642 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28644 2007-01-31 Dirk Mueller <dmueller@suse.de>
28646 * c-common.c (warn_about_parentheses): Separate warning about
28647 un-parenthized sequence of comparison operators from the one
28648 which is supposed to warn about x <= y <= z.
28650 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28652 * optabs.h (enum optab_index): Add new OTI_isinf.
28653 (isinf_optab): Define corresponding macro.
28654 * optabs.c (init_optabs): Initialize isinf_optab.
28655 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28657 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28658 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28660 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28661 expand_builtin_interclass_mathfn.
28662 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28663 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28664 (fxam<mode>2_i387): New insn pattern.
28665 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28666 built-in functions as x87 inline asm.
28668 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28670 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28672 2007-01-30 Eric Christopher <echristo@apple.com>
28674 * config.gcc: Add geode.
28676 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28678 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28679 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28680 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28681 value-prof.c: Fix comment typos.
28683 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28686 * doc/invoke.texi (Wpointer-arith): Document warning.
28688 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28690 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28691 the list of discrepancies from the draft TR.
28693 2007-01-30 Dirk Mueller <dmueller@suse.de>
28696 * doc/invoke.texi (-Wreturn-type): Update description to
28697 match new behavior.
28699 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28701 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28703 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28705 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28706 to handle optabs that operate on floating point input argument and
28707 output to integer output.
28708 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28709 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28710 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28711 expand_builtin_interclass_mathfn ().
28712 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28713 (ilogbsi2): Remove.
28714 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28715 ilogbl built-in functions as x87 intrinsics.
28717 2007-01-30 Richard Guenther <rguenther@suse.de>
28719 PR middle-end/27657
28720 * dwarf2out.c (reference_to_unused): Query varpool if the
28721 variable was output.
28723 2007-01-30 Richard Guenther <rguenther@suse.de>
28725 PR middle-end/30313
28726 * passes.c (execute_one_pass): Reset in_gimple_form to not
28727 confuse non-unit-at-a-time mode.
28729 2007-01-29 Roger Sayle <roger@eyesopen.com>
28730 Richard Guenther <rguenther@suse.de>
28732 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28733 avoid undefined behaviour on overflow. Use force_fit_type_double
28734 to construct the constant with the specified TREE_OVERFLOW.
28736 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28738 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28739 * config/dfp-bit.h: Ditto.
28741 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28743 * c-decl.c (pop_scope): Replace warnings with call to
28744 warn_for_unused_label.
28745 * c-common.h (warn_for_unused_label): Declare.
28746 * c-common.c (warn_for_unused_label): Define.
28748 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28750 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28753 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28755 * Makefile.in (USER_H): Remove decfloat.h.
28756 * ginclude/decfloat.h: Delete, moving contents to ...
28757 * ginclude/float.h: Add support for decimal floating point,
28758 guarded by __STDC_WANT_DEC_FP__.
28760 2007-01-29 Mike Stump <mrs@apple.com>
28762 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28763 Analysis and Representation to resolve case insensitive conflict.
28764 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28766 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28768 * tree.h (struct tree_memory_tag): Add aliases member.
28769 (MTAG_ALIASES): New macro.
28770 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28771 (add_may_alias): Remove pointer-set. Update for may_aliases being
28773 (mark_aliases_call_clobbered): Update for may_aliases being a
28775 (compute_tag_properties): Ditto.
28776 (create_partition_for): Ditto.
28777 (compute_memory_partitions): Ditto.
28778 (dump_may_aliases_for): Ditto.
28779 (is_aliased_with): Ditto.
28780 (add_may_alias_for_new_tag): Ditto.
28781 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28782 (compute_is_aliased): New function.
28783 (compute_may_aliases): Call compute_is_aliased).
28784 (init_alias_info): Initialize alias_bitmap_obstack.
28785 (union_alias_set_into): New function.
28786 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28787 (have_common_aliases_p): Rewrite to take two bitmaps and use
28789 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28790 Update for bitmaps.
28791 (finalize_ref_all_pointers): Update for add_may_alias changes.
28792 (new_type_alias): Ditto.
28793 * tree-flow-inline.h (may_aliases): Return a bitmap.
28794 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28795 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28796 may_aliases being a bitmap.
28797 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28798 may_aliases now returns a bitmap.
28799 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28801 * tree-ssa-operands.c (add_virtual_operand): Update for
28802 may_aliases being a bitmap.
28804 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28806 PR tree-optimization/30630
28807 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28808 variable as changed.
28810 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28813 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28814 expanded only once even if an error occurs.
28816 2007-01-29 Ben Elliston <bje@au.ibm.com>
28818 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28819 (__gcov_average_profiler): Likewise.
28820 (__gcov_ior_profiler): Likewise.
28821 (__gcov_merge_ior): Likewise.
28823 2007-01-28 Jan Hubicka <jh@suse.cz>
28825 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28826 * value-prof.c (stringop_block_profile): Likewise.
28828 2007-01-28 Jan Hubicka <jh@suse.cz>
28830 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28831 Add variant handling histograms; add wrapper.
28832 (clear_storage_via_libcall): Export.
28833 (emit_block_move_hints): Break out from ...; add histograms.
28834 (emit_block_move): ... this one.
28835 (clear_storage_hints): Break out from ...; add histograms.
28836 (clear_storage): ... this one.
28837 (set_storage_via_memset): Handle histogram.
28838 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28839 (clear_storage_hints, clear_storage_via_libcall): Declare.
28840 (set_storage_via_setmem): Update prototype.
28841 * doc/md.texi (movmem, setmem): Document new arguments.
28843 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28844 Add new histograms.
28845 (stringop_block_profile): New global function.
28846 (tree_stringops_values_to_profile): Profile block size and alignment.
28847 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28849 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28850 (stringop_block_profile): Declare.
28851 * builtins.c: Include value-prof.h.
28852 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28853 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28854 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28855 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28856 * profile.c (instrument_values): Add new counters.
28857 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28859 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28860 (tree_init_edge_profiler): Build new profilers.
28861 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28862 (pass_tree_profile): Add dump.
28863 (tree_profile_hooks): Update.
28864 * Makefile.in (LIBGCOV): Add new constants.
28865 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28866 __gcov_ior_profiler): New.
28867 * i386.md (movmem/setmem expanders): Add new optional arguments.
28869 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28871 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28873 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28875 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28876 (tree_unswitch_single_loop): Pass eni_size_weights to
28877 tree_num_loop_insns.
28878 * tree-ssa-loop-manip.c: Include tree-inline.h.
28879 (can_unroll_loop_p): Pass eni_size_weights to
28880 tree_num_loop_insns.
28881 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28882 Pass eni_size_weights to estimate_num_insns.
28883 * tree.h (init_inline_once): Export.
28884 * toplev.c (backend_init): Call init_inline_once.
28885 * cgraphunit.c (cgraph_process_new_functions,
28886 cgraph_analyze_function): Pass eni_inlining_weights to
28887 estimate_num_insns.
28888 * ipa-inline.c (compute_inline_parameters): Ditto.
28889 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28890 to estimate_num_insns.
28891 (try_unroll_loop_completely): Pass eni_size_weights to
28892 tree_num_loop_insns.
28893 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28894 ot estimate_num_insns.
28895 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28896 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28897 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28898 eni_time_weights): New variables.
28899 (init_inline_once): Initialize them.
28900 (struct eni_data): Mew.
28901 (estimate_num_insns_1, estimate_num_insns): Use weights.
28902 * tree-inline.h (struct eni_weights_d): New.
28903 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28904 (estimate_num_insns): Declaration changed.
28905 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28906 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28907 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28909 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28911 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28912 relations in the conflict function is valid.
28914 2007-01-27 Ian Lance Taylor <iant@google.com>
28916 * common.opt: Add fstrict-overflow.
28917 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28918 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28919 (TYPE_OVERFLOW_UNDEFINED): Define.
28920 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28922 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28923 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28924 (fold_negate_expr): Likewise.
28925 (make_range): Likewise.
28926 (extract_muldiv_1): Likewise.
28927 (maybe_canonicalize_comparison): Likewise.
28928 (fold_comparison): Likewise.
28929 (fold_binary): Likewise.
28930 (tree_expr_nonnegative_p): Likewise.
28931 (tree_expr_nonzero_p): Likewise.
28932 * tree-vrp.c (compare_values): Likewise.
28933 (extract_range_from_binary_expr): Likewise.
28934 (extract_range_from_unary_expr): Likewise.
28935 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28937 (nowrap_type_p): Likewise.
28938 * tree-scalar-evolution.c (simple_iv): Likewise.
28939 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28940 (build_range_check): Likewise.
28941 (extract_muldiv_1): Likewise.
28942 (fold_comparison): Likewise.
28943 * tree-vrp.c (vrp_int_const_binop): Likewise.
28944 (extract_range_from_unary_expr): Likewise.
28945 * convert.c (convert_to_integer): Likewise.
28946 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28947 (fold_comparison): Likewise.
28948 (fold_binary): Likewise.
28949 * optabs.c (optab_for_tree_code): Likewise.
28950 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28951 * simplify-rtx.c (simplify_const_relational_operation): Check
28952 flag_strict_overflow and flag_trapv.
28953 (simplify_const_relational_operation): Likewise.
28954 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28955 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28958 2007-01-27 Roger Sayle <roger@eyesopen.com>
28960 * tree.c (tree_fold_gcd): Delete.
28961 * tree.h (tree_fold_gcd): Remove prototype.
28962 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28963 test whether one constant integer is a multiple of another. Instead
28964 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28965 * fold-const.c (multiple_of_p): We've determined both TOP and
28966 BOTTOM are integer constants so we can call int_const_binop directly
28967 instead of the more generic const_binop.
28969 2007-01-27 Roger Sayle <roger@eyesopen.com>
28971 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28972 1*X check that the constant hasn't overflowed, to preserve the
28974 (round_up): Provide an efficient implementation when rouding-up an
28975 INTEGER_CST to a power-of-two.
28977 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28979 * doc/sourcebuild.texi: Add comma for clarity.
28980 * doc/extend.texi: Fix some typos.
28981 * doc/passes.texi: Likewise.
28982 * doc/cppinternals.texi: Likewise.
28983 * doc/c-tree.texi: Likewise.
28984 * doc/tree-ssa.texi: Likewise.
28985 * doc/install.texi: Likewise.
28987 2007-01-27 Jan Hubicka <jh@suse.cz>
28989 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28990 (pass_sra): Do not require alias information.
28991 * passes.c (init_optimization_passes): Add SRA
28993 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28995 * tracer.c (rest_of_handle_tracer): We already cleaned
28996 up the CFG in tracer() so don't do it here again.
28997 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28998 cleanup_cfg here, either. And don't call renumber_insns.
29000 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29001 and BB_HEAD are in the insn stream here. Instead make sure
29002 that BB_INSN is valid on all insns. Also, do check here that
29003 there are no pending branch predictions...
29004 (rtl_verify_flow_info): ...instead of doing it here. Checks
29005 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29008 2007-01-26 Roger Sayle <roger@eyesopen.com>
29010 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29011 function to simplify/factorize operand order canonicalization.
29012 (ix86_fixup_binary_operands): Reorganize using the above function.
29013 (ix86_binary_operator_ok): Likewise.
29015 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29017 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29018 file scope from optimize_attrs.
29019 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29021 (optimize_attrs): Clear insn_code_values after freeing it.
29023 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29025 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29026 a parts.base assignment.
29028 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29030 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29031 (compute_subscript_distance, initialize_data_dependence_relation,
29032 finalize_ddr_dependent, analyze_ziv_subscript,
29033 analyze_siv_subscript_cst_affine,
29034 compute_overlap_steps_for_affine_univar,
29035 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29036 analyze_siv_subscript, analyze_miv_subscript,
29037 analyze_overlapping_iterations, subscript_dependence_tester_1,
29038 compute_self_dependence, free_dependence_relation): Work
29039 with affine_fn instead of chrecs.
29040 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29041 common_affine_function, affine_function_base,
29042 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29043 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29044 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29045 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29046 (all_chrecs_equal_p): Removed.
29047 * tree-data-ref.h (affine_fn, conflict_function): New types.
29048 (struct subscript): Change type of conflicting_iterations_in_a
29049 and conflicting_iterations_in_b.
29051 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29054 * config/pa/pa.h (TARGET_HPUX_11): New.
29055 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29056 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29058 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29059 Richard Guenther <rguenther@suse.de>
29061 * tree-ssa-structalias.c (solve_graph): Handle case
29062 we merged the variable to another.
29064 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29066 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29069 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29070 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29072 2007-01-25 DJ Delorie <dj@redhat.com>
29074 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29075 allow changes to modes which don't fit in those registers.
29077 * reload1.c (choose_reload_regs): Check for invalid subregs before
29078 computing their locations, not after.
29080 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29083 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29084 save Altivec registers in an eh_return function.
29085 (compute_vrsave_mask): Likewise.
29086 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29087 for saving Altivec registers.
29088 (rs6000_emit_prologue): Don't allocate stack twice in
29089 eh_return function. Correct expected value of altivec_save_offset
29090 when using save_world. Describe save of R0 to stack when using
29091 save_world. Describe stack pointer adjustment when using
29092 save_world. Remove duplicated eh_return parameter register saving.
29093 Update sp_offset variable after save_world.
29094 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29096 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29097 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29100 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29102 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29104 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29107 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29108 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29110 2007-01-25 Richard Guenther <rguenther@suse.de>
29112 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29113 * common.opt (-Wcoverage-mismatch): New warning option.
29114 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29115 if -Wcoverage-mismatch is given.
29117 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29119 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29120 (ipcp_driver): Change to static definition.
29121 Add dumping of the ifunctions.
29122 (constant_val_insert): Remove unused parameter. Support for SSA.
29123 (ipcp_propagate_const): Support for SSA.
29124 (ipcp_profile_bb_print): Print only analyzed nodes.
29125 (ipcp_replace_map_create): Remove support for Fortran constant
29127 * ipa-prop.c (ipa_method_modify_stmt,
29128 ipa_callsite_compute_param): Support for SSA.
29129 * ipa-prop.h (ipcp_driver): Remove declaration.
29130 (IS_VALID_TREE_MAP_INDEX): Add define.
29132 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29134 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29136 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29138 PR middle-end/30447
29139 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29140 constant argument to cabs and do it without checking for
29141 -funsafe-math-optimizations.
29143 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29145 * c-common.h (RID_FIRST_CXX0X): New.
29146 (RID_LAST_CXX0X): New.
29147 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29149 * c.opt (Wc++0x-compat): New.
29150 * doc/invoke.texi (-Wc++0x-compat): Document.
29152 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29154 * builtins.c (fold_builtin_carg): New.
29155 (fold_builtin_1): Use it.
29157 2007-01-24 Jan Hubicka <jh@suse.cz>
29159 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29161 * ipa-inline.c (initial_insns, max_insns): Delete.
29162 (compute_max_insns): New function.
29163 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29164 amount of insns as base for code growth.
29165 (cgraph_decide_inlining): Make initial_insns local; do not compute
29167 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29168 * doc/invoke.texi (inline-unit-growth): Update docs.
29170 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29172 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29173 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29174 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29175 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29176 for CPUs that have PTA_CX16 set.
29178 PR middle-end/27416
29179 * gimplify.c (omp_check_private): New function.
29180 (gimplify_scan_omp_clauses): Use it for
29181 firstprivate/lastprivate/reduction.
29183 PR middle-end/30494
29184 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29185 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29187 PR middle-end/30421
29188 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29189 If lower_lastprivate_clauses emits some statements, append them
29190 to dlist rather than body_p and to body_p append an initializer.
29191 (lower_omp_for): Adjust caller.
29193 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29195 * target.h (globalize_decl_name): New.
29196 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29197 * output.h (default_globalize_decl_name): New.
29198 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29200 (globalize_decl): Ditto.
29201 (default_globalize_decl_name): New.
29202 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29203 (ia64_handle_version_id_attribute): New.
29204 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29205 (ia64_asm_output_external): Use globalize_decl_name instead
29206 of globalize_label.
29207 * doc/extend.texi (version_id): New pragma.
29208 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29210 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29212 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29213 _uleb128_t and _Unwind_SWord with _sleb128_t.
29214 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29215 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29217 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29218 * unwind-pe.h (read_uleb128, read_sleb128,
29219 read_encoded_value_with_base): Likewise.
29220 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29222 2007-01-24 Richard Guenther <rguenther@suse.de>
29224 * builtins.c (expand_builtin_cexpi): Get the fndecl
29225 for cexp in the correct way.
29227 2007-01-24 Jan Hubicka <jh@suse.cz>
29229 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29232 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29234 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29235 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29236 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29237 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29238 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29239 __SIZEOF_PTRDIFF_T__.
29240 * doc/cpp.texi: Documentation for the new builtin macros added.
29242 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29244 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29245 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29246 instead of operands[2] to avoid access past the end of array.
29248 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29250 * reload1.c (emit_reload_insns): Pass the reload register
29251 for a non-spill output reload through forget_old_reloads_1.
29253 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29255 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29256 _SOFT_DOUBLE if doubles use software floating-point.
29257 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29258 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29259 * config/rs6000/darwin-ldouble.c: Also compile functions for
29260 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29261 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29262 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29263 commented-out long double override.
29264 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29265 * config/rs6000/eabispe.h: Likewise.
29266 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29267 long double for non-SPE.
29268 (rs6000_handle_option): Likewise.
29269 (invalid_e500_subreg): Disallow more subregs involding DImode,
29270 DFmode, TImode or TFmode.
29271 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29273 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29275 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29276 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29278 (rs6000_legitimate_address): Also check for TFmode for E500
29280 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29281 (spe_build_register_parallel): Handle TFmode and TCmode.
29282 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29284 (function_arg): Handle TFmode and TCmode for E500 double.
29285 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29287 (print_operand): Handle TFmode and TImode for %y.
29288 (rs6000_generate_compare): Handle TFmode comparisons for E500
29290 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29291 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29292 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29293 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29294 TFmode for E500 double.
29295 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29296 (floatsidf2): Enable for E500 double.
29297 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29298 (extenddftf2): Change to extenddftf2_fprs.
29299 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29300 depending on TARGET_E500_DOUBLE.
29301 (extendsftf2): Enable for E500 double.
29302 (trunctfdf2): Enable for E500 double.
29303 (trunctfsf2): Change to trunctfsf2_fprs.
29304 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29305 depending on TARGET_E500_DOUBLE.
29306 (floatsitf2): Enable for E500 double.
29307 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29308 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29309 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29310 (negtf2): Change to negtf2_internal.
29311 (negtf2): New expander.
29312 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29313 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29314 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29315 (movdi_internal32): Use rs6000_nonimmediate_operand.
29316 (unnamed splitter): Likewise.
29317 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29318 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29319 (SPE64TF, DITI): New mode macros.
29320 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29323 (frob_<mode>_di_2): New.
29324 (frob_tf_di_8_2): New.
29325 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29327 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29329 (frob_ti_<mode>_8_2): New.
29330 (frob_ti_tf_2): New.
29331 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29332 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29334 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29335 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29336 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29337 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29338 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29339 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29342 2007-01-23 Ian Lance Taylor <iant@google.com>
29344 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29346 (OBJS-archive): Reformat, alphabetize.
29347 (OBJS): Change out_object_file to OBJS-md.
29349 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29351 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29352 JUMP_P and CALL_P predicates where applicable.
29353 * config/i386/i386.c: Ditto.
29354 * config/i386/i386.md: Ditto.
29355 * config/i386/mmx.md: Ditto.
29356 * config/i386/predicates.md: Ditto.
29358 2007-01-22 Andreas Schwab <schwab@suse.de>
29360 * config/m68k/m68k.h: Fix comment.
29362 2007-01-22 Jan Hubicka <jh@suse.cz>
29364 * passes.c (init_optimization_passes): Do not rerun
29365 pass_early_warn_uninitialized.
29367 2007-01-22 Richard Guenther <rguenther@suse.de>
29369 PR tree-optimization/30038
29370 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29372 (execute_cse_sincos_1): Likewise.
29373 (execute_cse_sincos): Likewise.
29374 (gate_cse_sincos): Likewise.
29375 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29376 the cexpi() canonicalization of sincos().
29377 * tree-pass.h (pass_cse_sincos): Declare.
29378 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29380 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29382 PR rtl-optimization/29329
29383 * combine.c (replaced_rhs_insn): Rename to i2mod.
29384 (replaced_rhs_value): Rename to i2mod_new_rhs.
29385 (i2mod_old_rhs): New global variable.
29386 (combine_instructions): Adjust for above change. Save a copy of
29387 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29388 note are substituted in the second instruction.
29389 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29390 ditch the note if it pertains to the second eliminated register
29391 and this register is mentioned in i2mod_old_rhs.
29394 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29396 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29397 the insn to which the note was originally attached.
29399 2007-01-21 Jan Hubicka <jh@suse.cz>
29401 * ipa-inline.c (inlining_mode): Comment, move up.
29402 (cgraph_decide_inlining_incrementally): Do not perform inlining
29403 itself; fix handling of flattening of self recursive functions.
29404 (cgraph_find_cycles): Remove.
29405 (cgraph_flatten_node): Remove.
29406 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29407 (try_inline): New function.
29408 (cgraph_early_inlining): Update call of
29409 cgraph_decide_inlining_incrementally. Apply inlining here.
29410 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29412 2007-01-21 Dirk Mueller <dmueller@suse.de>
29415 * tree-vrp.c (check_array_bounds): do not warn
29416 about ADDR_EXPR's of ARRAY_REF's which are immediately
29417 used in binary expressions.
29419 2007-01-21 Ira Rosen <irar@il.ibm.com>
29421 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29422 read_write_dep and macros for its access.
29423 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29424 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29425 argument, call vect_check_interleaving for every independent pair of
29426 data-refs. Mark loads that access the same memory location as a store
29428 (vect_check_dependences): Remove.
29429 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29430 call, fix the call to vect_analyze_data_ref_dependence.
29431 (vect_analyze_data_ref_access): For statements that access the same
29432 data-ref, check that they are not stores; for loads, check that there
29433 is no store that access the same location.
29435 2007-01-20 Roger Sayle <roger@eyesopen.com>
29436 Joseph Myers <joseph@codesourcery.com>
29438 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29439 (-fdump-rtl-stack): Likewise.
29440 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29441 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29442 (-mpt-fixed): Use @minus{} for minus sign.
29443 (Using Precompiled Headers): Fix under/overfull hbox.
29445 2007-01-20 Jan Hubicka <jh@suse.cz>
29447 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29448 place within annotation.
29450 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29452 * pa.c (output_move_double): Change array size of xoperands to 4.
29454 2007-01-20 Jan Hubicka <jh@suse.cz>
29456 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29459 2007-01-19 Ian Lance Taylor <iant@google.com>
29461 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29462 constant to unsigned HOST_WIDE_INT before negating.
29464 2007-01-19 Ian Lance Taylor <iant@google.com>
29466 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29468 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29469 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29470 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29471 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29472 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29473 (realloc_vdef, realloc_vuse): Change second parameter to
29475 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29476 fields to unsigned.
29477 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29478 unsigned. Change x and lim locals to unsigned.
29479 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29481 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29482 (copy_virtual_operands): Change i and n locals to unsigned.
29484 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29486 PR middle-end/29335
29487 * builtins.c (fold_builtin_1): Handle builtin fdim.
29489 2007-01-20 Jan Hubicka <jh@suse.cz>
29491 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29492 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29493 init_alias_heapvars.
29494 (init_alias_heapvars): Initialize only when not already initialized.
29495 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29497 2007-01-19 Roger Sayle <roger@eyesopen.com>
29499 * common.opt (fsigned-zeros): New command line option.
29500 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29501 of flag_unsafe_math_optimizations.
29502 * opts.c (set_fast_math_flags): The -ffast-math command line option
29503 implies -fno-signed-zeros.
29504 (fast_math_flags_set_p): Likewise.
29506 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29507 the documentation of -ffast-math appropriately. Wrap long lines.
29509 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29511 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29512 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29514 2007-01-19 Tomas Bily <tbily@suse.cz>
29516 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29518 (tree_init_ic_make_global_vars): New function
29519 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29520 (tree_gen_ic_profiler): New function
29521 (tree_gen_ic_func_profiler): New function
29522 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29523 (tree_profile_hooks): Added hook for indirec/virtual calls
29524 * value-prof.c (tree_find_values_to_profile): New case for
29526 (tree_values_to_profile): Call for determining indirect/virtual
29528 (tree_indirect_call_to_profile): New function
29529 (tree_ic_transform): New function
29530 (tree_ic): New function
29531 (find_func_by_pid): New function
29532 (init_pid_map): New function
29533 (tree_value_profile_transformations): Added check for
29534 indirect/virtual call transformation
29535 * value-prof.h (enum hist_type): New counter type for
29536 indirect/virtual calls
29537 (profile_hooks): Added new hook for profiling indirect/virtual
29539 * profile.c (instrument_values): New case for indirect/virtual
29541 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29542 (GCOV_COUNTER_V_INDIR): New counter type
29543 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29544 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29546 * cgraph.c: Definition of cgraph_max_pid
29547 (cgraph_create_node): Default init of pid attribute
29548 * cgraph.h: Declaration of cgraph_max_pid
29549 (struct cgraph_node): Added pid attribute
29550 * libgcov.c (__gcov_indirect_call_profiler): New function
29551 (__gcov_one_value_profiler_body): New function
29552 (__gcov_one_value_profiler): Body was moved to
29553 __gcov_one_value_profiler_body and calls it
29555 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29557 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29558 * gengtype.c (write_types_data, write_func_for_structure,
29559 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29560 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29561 (walk_type, write_func_for_structure): Generate the mark_hook if
29564 2007-01-19 Jan Hubicka <jh@suse.cz>
29566 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29567 'early' argument take inlining mode argument specifying whether to
29568 inline for size/speeed or all functions; add support for flattening;
29570 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29572 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29575 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29576 the name of the declared identifier.
29578 2007-01-19 Dirk Mueller <dmueller@suse.de>
29580 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29581 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29582 duplicate evaluation.
29584 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29586 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29587 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29588 to XFMode, use acosxf2 and truncate result to requested mode.
29589 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29590 (asin<mode>2): Similarly, with asin expanders.
29591 (*fscalexf4_i387): Rename from *fscalexf4.
29592 (expNcorexf3): New expander.
29593 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29594 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29595 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29596 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29597 patterns for SSE math.
29598 (exp10<mode>2): Similarly, with exp10 expanders.
29599 (exp2<mode>2): Similarly, with exp2 expanders.
29600 (expm1<mode>2): Similarly, with expm1 expanders.
29601 (ldexp<mode>3): Similarly, with ldexp expanders.
29602 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29603 Use gen_truncxf<mode>2_i387_noop to truncate result.
29605 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29607 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29608 for ColdFire targets.
29610 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29611 Richard Sandiford <richard@codesourcery.com>
29613 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29614 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29615 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29616 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29617 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29618 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29620 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29622 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29623 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29624 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29625 (*adddi_dilshr32_cf): New pattern.
29626 (adddi3, subdi3): Remove first alternatives.
29628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29630 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29631 implemented using move.l, do not use its cc result for floating-point
29634 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29636 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29637 from accepting 's' constraints if flag_pic.
29639 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29641 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29642 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29643 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29644 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29646 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29648 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29649 ColdFire alternatives.
29650 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29651 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29652 architectures that support ff1 instruction.
29654 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29655 Julian Brown <julian@codesourcery.com>
29657 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29658 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29659 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29662 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29664 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29666 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29667 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29668 HOST_WIDE_INT instead of an rtx.
29669 (m68k_rtx_costs): Update call accordingly.
29670 (output_move_const_into_data_reg): Likewise. Fix formatting.
29671 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29673 (output_move_simode_const): Update calls after above changes.
29674 Rework to use automatic variables and predicates like MEM_P.
29675 * config/m68k/m68k.md (pushexthisi_const): Update call to
29678 2007-01-19 Dirk Mueller <dmueller@suse.de>
29680 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29681 in dump_flags test.
29683 2007-01-19 Richard Guenther <rguenther@suse.de>
29685 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29686 via cexp in case sincos is not available.
29688 2007-01-19 Richard Guenther <rguenther@suse.de>
29690 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29691 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29692 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29693 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29694 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29695 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29696 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29697 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29699 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29701 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29703 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29704 (atan2xf3): Directly generate RTL pattern.
29705 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29706 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29707 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29708 disable patterns for SSE math.
29709 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29710 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29711 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29712 disable patterns for SSE math.
29714 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29716 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29718 2007-01-18 Roger Sayle <roger@eyesopen.com>
29720 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29721 VIEW_CONVERT_EXPR to the same type as it's operand.
29723 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29725 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29726 configured for long double 128.
29728 2007-01-18 Mike Stump <mrs@apple.com>
29730 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29733 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29735 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29738 2007-01-18 Jan Hubicka <jh@suse.cz>
29740 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29741 greater than NUM_VOP_FREE_BUCKETS.
29743 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29745 * tree-ssa-structalias.c: Update comments.
29746 (ptabitmap_obstack): Removed.
29747 (pta_obstack): New.
29748 (oldpta_obstack): Ditto.
29749 (stats): Add a few members.
29750 (struct variable_info): Remove node, complex, address_taken, and
29751 indirect_target members. Add oldsolution member.
29752 (new_var_info): Do not initialize removed members.
29753 (constraint_expr_type): Remove INCLUDES.
29754 (constraint_graph): Add size, implicit_preds, rep,
29755 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29756 (FIRST_REF_NODE): New macro.
29757 (LAST_REF_NODE): Ditto.
29758 (FIRST_ADDR_NODE): Ditto.
29759 (find): New function.
29761 (dump_constraint): Do not handle INCLUDES.
29762 (insert_into_complex): Do not insert duplicate constraints.
29763 (condense_varmap_nodes): Renamed and rewritten into ...
29764 (merge_node_constraints): This. Also fix bug in handling of
29765 offseted copy constraints.
29766 (clear_edges_for_node): No longer need to deal with preds at all,
29767 or removing associated preds/succs.
29768 (merge_graph_nodes): Deal with indirect_cycles.
29769 Don't deal with predecessors.
29770 (add_implicit_graph_edge): New function.
29771 (add_pred_graph_edge): Ditto.
29772 (add_graph_edge): Don't deal with predecessors.
29773 (build_constraint_graph): Removed.
29774 (build_pred_graph): New function.
29775 (build_succ_graph): Ditto.
29776 (struct scc_info): Removed in_component. Added roots, dfs, and
29777 node_mapping. Remove visited_index, unification_queue.
29778 (scc_visit): Deal with union-find we do now.
29779 Deal with cycles with REF nodes.
29780 (collapse_nodes): Renamed and rewritten to ...
29781 (unify_nodes): This.
29782 (process_unification_queue): Removed.
29783 (topo_visit): Cleanup
29784 (do_da_constraint): Use find.
29785 (do_sd_constraint): Ditto.
29786 (do_ds_constraint): Ditto.
29787 (do_complex_constraint): Ditto.
29788 (init_scc_info): Update for removed and added members.
29789 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29790 (find_indirect_cycles): This.
29791 (equivalence_class): New variable.
29792 (label_visit): New function.
29793 (perform_variable_substitution): Rewritten.
29794 (free_var_substitution_info): New function.
29795 (find_equivalent_node): Ditto.
29796 (move_complex_constraints): Ditto.
29797 (eliminate_indirect_cycles): Ditto.
29798 (solve_graph): Only propagate changed bits.
29799 Use indirect cycle elimination.
29801 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29802 (tree_id_eq): Renamed to ...
29803 (tree_vi_eq): This. Update for member change
29804 (insert_id_for_tree): Renamed and rewritten to ...
29805 (insert_vi_for_tree): This.
29806 (lookup_id_for_tree): Renamed and rewritten to ...
29807 (lookup_vi_for_tree): This.
29808 (get_id_for_tree): Renamed and rewritten to ...
29809 (get_vi_for_tree): Ditto.
29810 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29811 (process_constraint): Don't handle INCLUDES.
29812 Remove special ADDRESSOF case.
29813 (find_func_aliases): Rewrite to use vi functions instead of id
29815 (create_function_info_for): Ditto.
29816 (create_variable_info_for): Ditto.
29817 (intra_create_variable_infos): Ditto.
29818 (merge_smts_into): Ditto.
29819 (find_what_p_points_to): Ditto.
29820 (init_base_vars): Ditto.
29821 (init_alias_vars): Ditto.
29822 (remove_preds_and_fake_succs): New function.
29823 (dump_sa_points_to_info): Dump new stats.
29824 (dump_solution_for_var): Use find.
29825 (set_used_smts): Fix formatting.
29826 (compute_points_to_sets): Updated for new functions.
29827 (ipa_pta_execute): Ditto.
29829 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29830 Richard Sandiford <richard@codesourcery.com>
29832 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29834 * calls.c (expand_call): If the return value is a PARALLEL,
29835 extract its first member.
29836 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29837 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29838 use FUNCTION_EXTRA_EPILOGUE.
29839 (m68k_function_value): Return a PARALLEL if the return value
29840 is of a pointer type.
29841 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29842 (FUNCTION_EXTRA_EPILOGUE): Remove.
29843 * config/m68k/m68k.md (D0_REG): New constant.
29845 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29847 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29848 output a NOP for empty epilogues.
29850 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29852 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29853 before function. Extend register save check to include all
29854 registers, not just integer ones.
29856 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29858 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29859 (m68k_use_return_insn): ...this.
29860 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29861 * config/m68k/m68k.c (use_return_insn): Rename to...
29862 (m68k_use_return_insn): ...this.
29863 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29864 of USE_RETURN_INSN.
29866 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29868 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29869 nearest even, fix denormal rounding overflow.
29871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29873 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29874 f%$smove and f%$move.
29875 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29876 (extendsfdf2_cf): Use fdmove instead of f%&move.
29877 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29878 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29880 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29882 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29885 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29887 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29888 (coldfire_single_format): Declare.
29889 (coldfire_double_format): Likewise.
29890 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29891 of qnan_msb_set to determine the lower bits of a canonical
29893 (encode_ieee_double): Likewise.
29894 (encode_ieee_quad): Likewise.
29895 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29896 (mips_single_format): Likewise.
29897 (ieee_double_format): Likewise.
29898 (mips_double_format): Likewise.
29899 (ieee_extended_motorola_format): Likewise.
29900 (ieee_extended_intel_96_format): Likewise.
29901 (ieee_extended_intel_128_format): Likewise.
29902 (ieee_extended_intel_96_round_53_format): Likewise.
29903 (ibm_extended_format): Likewise.
29904 (mips_extended_format): Likewise.
29905 (ieee_quad_format): Likewise.
29906 (mips_quad_format): Likewise.
29907 (vax_f_format): Likewise.
29908 (vax_d_format): Likewise.
29909 (vax_g_format): Likewise.
29910 (i370_single_format): Likewise.
29911 (i370_double_format): Likewise.
29912 (decimal_single_format): Likewise.
29913 (decimal_double_format): Likewise.
29914 (decimal_quad_format): Likewise.
29915 (c4x_single_format): Likewise.
29916 (c4x_extended_format): Likewise.
29917 (real_internal_format): Likewise.
29918 (coldfire_single_format): New real_format.
29919 (coldfire_double_format): Likewise.
29920 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29921 canonical_nan_lsbs_set.
29922 (pdp11_d_format): Likewise.
29923 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29924 if TARGET_COLDFIRE_CPU.
29926 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29928 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29929 (output_call, m68k_legitimize_call_address): Declare.
29930 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29931 parenthesees. Add support for a 'W' constraint.
29932 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29933 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29934 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29935 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29937 (override_options): Initialize them. Do not set flag_no_function_cse
29938 for TARGET_ID_SHARED_LIBRARY.
29939 (m68k_output_pic_call): Delete.
29940 (m68k_legitimize_call_address): New function.
29941 (print_operand): Remove the %o prefix. Handle the %p prefix.
29942 (output_call): New function.
29943 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29944 target address from the GOT if symbolic jumps are not allowed.
29945 * config/m68k/m68k.md (call, general_operand): Do not set
29946 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29947 Merge separate flag_pic and !flag_pic define_insns into...
29948 (*call, *call_value): ...these new patterns. Match the address
29949 rather than the containing MEM and require it to be a call_operand.
29950 Use output_call to generate the asm template.
29951 * config/m68k/predicates.md (const_call_operand): New predicate.
29952 (call_operand): Likewise.
29954 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29956 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29957 (STACK_GROWS_DOWNWARD): Define to 1.
29958 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29959 comments, emphasizing that these values are only defaults.
29960 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29961 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29963 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29965 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29967 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29968 Richard Sandiford <richard@codesourcery.com>
29970 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29971 (FP_REGNO_P): New macros.
29972 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29973 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29974 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29975 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29977 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29979 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29980 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29982 * config/m68k/t-floatlib: New file, extracting common code from...
29983 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29984 * config/m68k/t-uclinux: Here.
29985 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29986 routines on ColdFire targets.
29988 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29990 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29991 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29992 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29993 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29994 explicitly set MOTOROLA to 1.
29995 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29998 Nathan Sidwell <nathan@codesourcery.com>
30000 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30001 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30002 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30003 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30004 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30005 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30006 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30007 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30008 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30009 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30010 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30011 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30012 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30013 (DBX_REGISTER_NUMBER): Delete.
30014 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30015 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30016 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30018 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30020 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30021 * config/flat.h: New file.
30022 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30023 OBJECT_FORMAT_FLAT.
30024 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30025 indirect references for -msep-data or -mid-shared-library.
30026 Do not use PC-relative code addresses either.
30027 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30029 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30030 for shared libraries and crt1.o for executables. Use crti.o and
30032 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30033 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30034 Do not add -elf2flt or -shared-lib-id options here.
30035 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30036 Pass -shared-lib-id if -mid-shared-library, taking the library
30037 identifier from -mshared-library-id if given, otherwise
30039 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30040 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30041 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30042 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30043 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30044 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30046 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30047 jump sequence for ISA A and ISA A+.
30048 (PICJUMP): Likewise.
30050 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30052 * config.gcc (m68k-*-uclinux*): Base the port on the common
30053 and m68k GNU/Linux files rather than on the generic ELF ones.
30054 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30055 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30057 2007-01-18 Julian Brown <julian@codesourcery.com>
30058 Richard Sandiford <richard@codesourcery.com>
30060 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30061 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30062 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30064 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30065 80 unconditionally.
30066 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30068 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30070 * doc/install.texi: Document m68k-uclinuxoldabi.
30071 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30072 * config/m68k/uclinux-oldabi.h: New file, copied from
30073 config/m68k/uclinux.h.
30075 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30077 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30078 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30079 (m32r_compute_frame_size): Use unsigned for regno.
30080 (m32r_reload_lr): Use gen_frame_mem.
30082 (m32r_output_function_epilogue): Don't output the function epilogue
30084 (m32r_expand_epilogue): New.
30085 (direct_return): Return false if the function has the interrupt
30087 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30088 * config/m32r/m32r.md (epilogue): New expander.
30089 (return_lr, return_rte): New insns.
30090 (return): Make it expander.
30091 (return_normal): New expander.
30093 2007-01-18 Josh Conner <jconner@apple.com>
30096 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30097 support for UNLE, UNLT, UNGE, and UNGT.
30099 2007-01-18 Jan Hubicka <jh@suse.cz>
30101 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30102 * tree-tailcall (add_virtual_phis): Likewise.
30103 (optimize_tail_call): Return TODOs.
30104 (execute_tail_calls): Return TODOs.
30105 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30106 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30108 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30109 Cleanup cfg using TODO.
30110 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30111 * passes.c (execute_function_todo): When cleanup did something, remove
30113 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30114 (make_edges): Don't cleanup_cfg.
30116 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30118 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30119 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30120 operate on the top of stack.
30121 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30122 register handling of instructions that output to the second
30124 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30125 (move_for_stack_reg): Special-case check for dead destination
30126 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30128 * config/i386/i386.md (UNSPEC_TAN): New constant.
30129 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30130 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30131 to correctly model move of constant 1.0 to top stack slot.
30132 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30133 (unnamed peephole2 pattern): Remove corresponding peephole2
30134 pattern that optimizes tan insn and loading of constant 1.0.
30135 (tanxf2): Use fptanxf4_i387.
30136 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30137 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30138 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30139 disable patterns for SSE math.
30140 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30141 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30143 2007-01-18 Dirk Mueller <dmueller@suse.de>
30144 Richard Guenther <rguenther@suse.de>
30147 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30148 * common.opt (Warray-bounds): Add new warning option.
30149 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30151 * Makefile.in: make tree-vrp.o depend on toplev.h
30152 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30154 (check_array_refs, check_array_bounds, check_array_ref): New.
30156 2007-01-18 Jan Hubicka <jh@suse.cz>
30158 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30159 (execute_ssa_ccp): Return flags conditionally.
30160 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30162 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30164 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30166 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30167 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30169 * Makefile.c (GTFILES): Add cfglayout.h.
30170 * gengtype.c (open_base_files): Likewise.
30171 * cfglayout.c (cfg_layout_function_footer,
30172 cfg_layout_function_header) Reindent to make gengtype happy.
30173 * cfglayout.h (cfg_layout_function_footer,
30174 cfg_layout_function_header): Add GTY(()) marker.
30176 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30178 2007-01-18 Ben Elliston <bje@au.ibm.com>
30180 * genautomata.c (write_automata): Include xstrerror output in the
30181 error message if writing the DFA description file fails.
30183 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30185 * config/mips/mips-protos.h (mips_output_external): Make it
30187 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30188 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30189 (extern_list): Likewise.
30190 (extern_head): Likewise.
30191 (TARGET_ASM_FILE_END): Likewise.
30192 (mips_file_end): Likewise.
30193 (mips_output_external): Rewritten.
30195 2007-01-18 Ben Elliston <bje@au.ibm.com>
30197 * genpreds.c (write_insn_preds_c): Only write out the function
30198 body for regclass_for_constraint if we have register constraints.
30200 2007-01-17 Tom Tromey <tromey@redhat.com>
30202 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30203 * doc/install.texi (Testing): Use sourceware.org.
30204 (Binaries): Likewise.
30205 (Specific): Likewise.
30206 * doc/contrib.texi (Contributors): Use sourceware.org.
30208 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30210 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30211 (AVR_ENHANCED): Rename to ...
30212 (AVR_HAVE_MUL): ... new.
30213 (avr_enhanced_p): Rename to ...
30214 (avr_have_mul_p): ... new.
30215 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30216 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30217 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30218 (avr_have_mul_p): ... new.
30219 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30220 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30221 'avr_enhanced_p' and 'enhanced'.
30222 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30223 AVR_HAVE_MUL instead of AVR_ENHANCED.
30224 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30225 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30226 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30227 instead of AVR_ENHANCED.
30228 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30229 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30230 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30232 2007-01-17 Ian Lance Taylor <iant@google.com>
30234 * vec.h (VEC_reserve_exact): Define.
30235 (vec_gc_p_reserve_exact): Declare.
30236 (vec_gc_o_reserve_exact): Declare.
30237 (vec_heap_p_reserve_exact): Declare.
30238 (vec_heap_o_reserve_exact): Declare.
30239 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30241 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30242 negative parameter.
30243 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30244 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30245 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30246 * vec.c (calculate_allocation): Add exact parameter. Change all
30248 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30249 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30250 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30251 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30252 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30253 (vec_heap_p_reserve_exact): New function.
30254 (vec_heap_o_reserve_exact): New function.
30256 2007-01-17 Jan Hubicka <jh@suse.cz>
30258 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30260 2007-01-17 Eric Christopher <echristo@apple.com>
30262 * config.gcc: Support core2 processor.
30264 2007-01-16 Jan Hubicka <jh@suse.cz>
30266 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30267 the names, just unlink the chain so we don't crash on dangling
30271 2007-01-16 Jan Hubicka <jh@suse.cz>
30273 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30274 * tree-pass.h: Reorder to make IPA passes appear toegher.
30275 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30277 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30278 parameters, do not call early inliner.
30279 * ipa-inline.c: Update comments. Include tree-flow.h
30280 (cgraph_decide_inlining): Do not compute inlining parameters.
30281 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30282 be called with function context set up.
30283 (pass_ipa_inline): Remove unreachable functions before pass.
30284 (cgraph_early_inlining): Simplify assuming to be called from the
30286 (pass_early_inline): New pass.
30287 (cgraph_gate_ipa_early_inlining): New gate.
30288 (pass_ipa_early_inline): Turn into simple wrapper.
30289 (compute_inline_parameters): New function.
30290 (gate_inline_passes): New gate.
30291 (pass_inline_parameters): New pass.
30292 (apply_inline): Move here from tree-optimize.c
30293 (pass_apply_inline): New pass.
30294 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30296 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30297 doing them by hand.
30298 (tree_function_versioning): Do not allocate dummy struct function.
30299 * tree-inline.h (optimize_inline_calls): Update prototype.
30300 * tree-optimize.c (execute_fixup_cfg): Export.
30301 (pass_fixup_cfg): Remove
30302 (tree_rest_of_compilation): Do not apply inlines.
30303 * tree-flow.h (execute_fixup_cfg): Declare.
30304 * Makefile.in (gt-passes.c): New.
30305 * passes.c: Include gt-passes.h
30306 (init_optimization_passes): New passes.
30307 (nnodes, order): New static vars.
30308 (do_per_function_toporder): New function.
30309 (execute_one_pass): Dump current pass here.
30310 (execute_ipa_pass_list): Don't dump current pass here.
30312 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30314 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30315 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30317 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30319 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30320 (strong_alias): Define.
30321 (__gcc_qmul): Provide non-FMA for soft-float.
30322 (__gcc_qdiv): Same.
30327 (__gcc_qunord): New.
30337 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30338 soft-float functions.
30339 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30340 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30341 about long double soft float.
30343 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30344 Tehila Meyzels <tehila@il.ibm.com>
30346 * tree-vectorizer.h (is_pattern_stmt_p): New.
30347 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30348 formatting (tabs instead of spaces). Cleanup and clarify setting
30349 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30350 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30351 (vectorizable_type_demotion): Check that types are integral.
30352 (vectorizable_type_promotion): Likewise.
30353 (vectorizable_store): Fix typo. Eliminate new-line at end of
30356 2007-01-16 Jan Hubicka <jh@suse.cz>
30358 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30361 2007-01-15 Eric Christopher <echristo@apple.com>
30363 * ifcvt.c: Include vec.h, vecprim.h.
30364 (check_cond_move_block): New argument regs.
30365 Reorganize. Add registers used to regs.
30366 (cond_move_process_if_block): Use regs set above as
30369 2007-01-15 Eric Christopher <echristo@apple.com>
30371 * config/darwin.h: Update copyright.
30372 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30373 (LINK_COMMAND_SPEC): Add -u.
30374 (LINK_SPEC): Fix umbrella for above.
30376 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30378 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30381 2007-01-15 Tom Tromey <tromey@redhat.com>
30383 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30384 * doc/install.texi (Testing): Don't mention jacks.
30385 (Configuration): Document --enable-java-maintainer-mode. Move
30386 --with-java-home to libgcj-specific section. Document
30388 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30390 2007-01-15 Jan Hubicka <jh@suse.cz>
30392 * tree-ssa-dce.c (DCE_TODOs): New.
30393 (propagate_necessity): Return if something changed.
30394 (eliminate_unnecessary_stmts): Likewise.
30395 (perform_tree_ssa_dce): Return TODO flags when needed.
30396 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30398 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30400 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30401 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30402 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30403 patterns using X87MODEF12 mode macro. Extend operand 1
30404 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30405 (log10<mode>2): Ditto.
30406 (log2<mode>2): Ditto.
30407 (log1p<mode>2): Ditto.
30408 (logb<mode>2): Ditto.
30409 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30410 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30411 (*fxtractxf3_i387): Rename from *fxtractxf3.
30412 (fxtract_extend<mode>xf3_i387): New insn pattern.
30413 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30414 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30415 and gen_fyl2xxf3_i387().
30417 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30419 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30420 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30421 get_loop_exit_edges. Changed return type to bool.
30422 * cfgloop.h (fix_loop_placement): Declaration removed.
30424 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30426 * param.h (MIN_VECT_LOOP_BOUND): New.
30427 * params.def (MIN_VECT_LOOP_BOUND): New.
30428 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30429 argument - minimum threshold for number of iterations.
30430 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30431 argument to declaration.
30432 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30433 MIN_VECT_LOOP_BOUND.
30434 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30435 slpeel_tree_peel_loop_to_edge with additional argument.
30436 (vect_do_peeling_for_alignment): Likewise.
30437 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30439 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30442 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30443 operands of size 1.
30445 2007-01-14 Jan Hubicka <jh@suse.cz>
30447 * tree-dfa.c (remove_referenced_var): New function.
30448 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30449 prune referenced vars list too.
30450 * tree-flow.h (remove_referenced_var): Declare.
30452 2007-01-14 Jan Hubicka <jh@suse.cz>
30454 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30456 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30457 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30458 * except.h (verify_eh_throw_table_statements): Kill prototype.
30459 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30460 into call exrepssions.
30461 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30463 * tree-cfg.c: Include pointer-set.h.
30464 (verify_node_sharing): Work on pointer set.
30465 (verify_eh_throw_stmt_node): New.
30466 (verify_stmts): Use pointers sets, verify throw_stmt.
30468 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30470 * ipa-reference.c (analyze_function): Consider also addresses taken
30473 2007-01-12 Roger Sayle <roger@eyesopen.com>
30475 * c-typeck.c (null_pointer_constant_p): Replace use of
30476 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30477 (build_c_cast): Likewise.
30479 2007-01-12 Roger Sayle <roger@eyesopen.com>
30481 * tree.h (force_fit_type_double): Remove unused final argument.
30482 * c-common.c (constant_expression_warning): Replace use of
30483 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30484 (convert_and_check): Likewise.
30485 (shorten_compare): Update call to force_fit_type_double.
30486 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30487 * convert.c (convert_to_pointer): Update call to
30488 force_fit_type_double.
30489 * fold-const.c (force_fit_type_double): Remove overflowed_const
30491 (int_const_binop, fold_convert_const_int_from_int,
30492 fold_convert_const_int_from_real, fold_div_compare,
30493 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30494 fold_abs_const, fold_not_const): Remove the final argument from
30495 calls to force_fit_type_double.
30497 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30499 * configure.ac: Set insn to "nop" for spu-*-* also.
30500 * configure: Regenerate.
30502 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30504 * builtins.def : Add BUILT_IN_FREE.
30506 2007-01-12 Jan Hubicka <jh@suse.cz>
30508 PR tree-optimization/30443
30509 * tree-inline.c (tree_function_versioning): Do not optimize when
30510 cloning for inlining.
30512 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30514 * doc/loop.texi: Document recording of loop exits.
30515 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30516 (update_single_exits_after_duplication,
30517 update_single_exit_for_duplicated_loop,
30518 update_single_exit_for_duplicated_loops): Removed.
30519 (duplicate_loop_to_header_edge): Do not call
30520 update_single_exits_after_duplication and
30521 update_single_exit_for_duplicated_loops.
30522 (loop_version): Do not update single_exit information.
30523 (fix_loop_structure): Use record_loop_exits instead of
30524 mark_single_exit_loops.
30525 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30526 the lists of loop exits.
30527 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30528 split_edge, merge_blocks): Update the lists of loop exits.
30529 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30530 loop_optimizer_init.
30531 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30532 of mark_single_exit_loops.
30533 (loop_optimizer_finalize): Call release_recorded_exits.
30534 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30535 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30536 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30537 update single exit information.
30538 * lambda-code.c (perfect_nestify): Ditto.
30539 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30540 (mark_single_exit_loops): Removed.
30541 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30542 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30543 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30545 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30546 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30547 (verify_loop_structure): Verify consistency of the exit lists.
30548 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30549 (set_single_exit): Removed.
30550 * cfgloop.h (struct loop_exit): New function.
30551 (struct loop): single_exit_ field replaced by exits field.
30552 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30553 LOOPS_HAVE_RECORDED_EXITS.
30554 (struct loops): Added exits hash.
30555 (mark_single_exit_loops, set_single_exit): Declaration removed.
30556 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30558 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30560 * doc/invoke.texi: Avoid use of @headitem.
30562 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30564 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30566 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30568 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30571 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30572 Richard Sandiford <richard@codesourcery.com>
30574 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30575 * config/m68k/m68k.opt: Resort options.
30576 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30578 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30579 Richard Sandiford <richard@codesourcery.com>
30581 * doc/invoke.texi: Document the macros that are defined by
30582 m68k's -mtune and -mhard-float options.
30583 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30584 (m68k_cpp_cpu_family): Likewise.
30585 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30586 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30587 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30588 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30589 (m68k_cpp_cpu_family): Likewise.
30591 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30593 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30594 macros besides mc68000 as tuning macros. Use a switch statement
30595 to set them and mcpu32.
30597 2007-01-12 Julian Brown <julian@codesourcery.com>
30599 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30600 (TARGET_68040_ONLY): Rename to...
30601 (TARGET_68040): ...this.
30602 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30603 * config/m68k/m68k.md: Likewise.
30605 2007-01-12 Julian Brown <julian@codesourcery.com>
30606 Nathan Sidwell <nathan@codesourcery.com>
30607 Richard Sandiford <richard@codesourcery.com>
30609 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30610 the -mcpu= argument associated with the --with-cpu setting.
30611 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30612 if different from the one implied by the -mcpu setting.
30613 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30614 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30615 * doc/invoke.texi: Mention ColdFire in the introduction to the
30616 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30617 -mno-div and -mhard-float options. Make -m68881 a synonym for
30618 -mhard-float. Document the previously-undocumented -m5206e,
30619 -m528x, -m5307 and -m5407 options. Tweak the existing option
30620 documentation for consistency.
30621 * doc/install.texi: Mention new --with-cpu arguments.
30622 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30623 default CPU if neither -mcpu nor -march are specified.
30624 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30625 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30626 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30627 using m68k_tune to decide between families that implement the
30628 same ISA. Use m68k_tune to set __mcfv4e__.
30629 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30630 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30631 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30632 (FL_ISA_C, FL_ISA_MMU): New macros.
30633 (MASK_COLDFIRE): Delete.
30634 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30635 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30636 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30637 (TARGET_HARD_FLOAT): Do not define here.
30638 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30639 (TUNE_68000): New macro.
30640 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30641 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30642 (TUNE_CFV2): Redefine in terms of m68k_tune.
30643 (uarch_type, target_device, fpu_type): New enums.
30644 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30645 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30646 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30647 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30648 (FL_FOR_isa_c): New macros.
30649 (m68k_isa): New enum.
30650 (m68k_target_selection): New structure.
30651 (all_devices, all_isas, all_microarchs): New tables.
30652 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30653 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30654 (MASK_ALL_CPU_BITS): Delete.
30655 (m68k_find_selection): New function.
30656 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30657 Map the legacy target options to a combination of the new ones.
30658 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30659 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30660 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30662 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30663 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30665 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30666 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30667 * config/m68k/m68k-devices.def: New file.
30669 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30670 Nathan Sidwell <nathan@codesourcery.com>
30672 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30673 (SUBTARGET_EXTRA_SPECS): New macros.
30674 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30675 use %(asm_cpu_spec) instead.
30676 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30677 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30678 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30679 (EXTRA_SPECS): Rename to...
30680 (SUBTARGET_EXTRA_SPECS): ...this.
30682 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30683 Richard Sandiford <richard@codesourcery.com>
30684 Julian Brown <julian@codesourcery.com>
30686 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30687 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30688 to the configuration's default CPU.
30689 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30690 Remove default masks.
30691 (m680[012]0-*-*): Set the default with_cpu to the first part of
30693 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30694 (m68k*-*-linux): Extend the --with-cpu handling to...
30695 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30696 and m68010. Don't set target_cpu_default2.
30697 * doc/install.texi: Document --with-cpu for m68k.
30698 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30699 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30700 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30701 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30702 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30703 (ASM_SPEC): Remove use of %(asm_cpu_default).
30704 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30705 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30706 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30707 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30708 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30709 (TARGET_DEFAULT): Delete.
30710 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30711 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30712 (CPP_CPU_SPEC): Delete.
30713 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30714 the appropriate string.
30715 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30716 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30717 (ASM_SPEC): Don't use %(asm_default_spec).
30718 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30719 TARGET_DEFAULT and add MASK_68881.
30720 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30722 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30724 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30725 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30726 MASK_68010 alongside MASK_68020.
30727 * doc/invoke.texi: Document -m68010.
30728 * config/m68k/m68k.opt (m68010): New.
30729 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30731 (TUNE_68010): New macro.
30732 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30733 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30734 (M68K_CPU_m68332): Add MASK_68010.
30735 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30736 fallback definition.
30737 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30739 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30740 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30741 to all entries that use MASK_68020.
30742 (output_move_simode_const, output_move_himode, output_move_qimode)
30743 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30744 instead of TARGET_68020 to select clr behavior. Remove comment
30745 about there being no TARGET_68010.
30746 * config/m68k/m68k.md: Likewise throughout.
30748 2007-01-12 Julian Brown <julian@codesourcery.com>
30750 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30751 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30752 * config/m68k/m68k.md: Likewise.
30754 2007-01-12 Julian Brown <julian@codesourcery.com>
30756 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30757 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30759 2007-01-12 Julian Brown <julian@codesourcery.com>
30761 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30762 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30763 * config/m68k/m68k.md: Likewise.
30765 2007-01-12 Julian Brown <julian@codesourcery.com>
30766 Richard Sandiford <richard@codesourcery.com>
30768 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30769 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30770 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30772 (TARGET_CPU32): Rename to...
30773 (TUNE_CPU32): ...this.
30774 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30775 (TUNE_CFV2): New macros.
30776 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30777 remove conditions that are implied by TARGET_68020.
30778 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30779 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30780 (m68k_output_function_epilogue): Likewise.
30781 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30782 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30783 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30784 non-68000 timings. Refactor multiplication and division costs.
30785 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30786 TUNE_CPU32 instead of TARGET_CPU32.
30787 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30788 and TUNE_68060 instead of TARGET_68060.
30789 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30790 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30792 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30793 && !TARGET_COLDFIRE" to choose between moveq and clr.
30794 Likewise in the unnamed movsf pattern.
30795 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30796 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30799 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30801 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30802 of tabbing before backslashes.
30804 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30806 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30807 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30808 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30810 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30812 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30813 find_interesting_uses_cond.
30814 (find_interesting_uses_cond): Use extract_cond_operands.
30815 (rewrite_use_compare): Use extract_cond_operands and
30816 force_gimple_operand_bsi. Do not call update_stmt.
30817 (determine_use_iv_cost_condition): Use extract_cond_operands.
30818 Return cheaper of using original bound and changing the exit bound.
30820 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30822 PR tree-optimization/29516
30823 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30824 most_expensive_mult_to_index, addr_to_parts,
30825 create_mem_ref, maybe_fold_tmr): Make the type of
30826 fields of TARGET_MEM_REF sizetype.
30827 (move_fixed_address_to_symbol, move_pointer_to_base):
30829 * tree.def (TARGET_MEM_REF): Add comment on types of
30832 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30834 * c-common.c (vector_types_convertible_p): Treat opaque types as
30835 always convertible if they have the same size, but not otherwise.
30837 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30839 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30840 Remove the b_unconditional field.
30841 (noce_try_sign_mask): Do not look at b_unconditional.
30842 (noce_process_if_block): Do not use merge_if_blocks. Update
30843 the CFG here. Do not set b_unconditional.
30844 (cond_move_process_if_block): Likewise.
30845 (find_cond_trap): Likewise.
30846 (check_cond_move_block): Require simple jump insns at the end
30847 of the basic block.
30849 2007-01-11 Jan Hubicka <jh@suse.cz>
30851 PR tree-optimization/1046
30852 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30853 when alias info is not ready.
30854 (pass_tail_recursion): Do not require aliasing.
30855 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30856 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30857 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30858 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30859 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30860 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30861 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30863 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30864 When aliasing is not build, mark statement as volatile.
30866 2007-01-11 Tom Tromey <tromey@redhat.com>
30868 PR preprocessor/15185, PR preprocessor/20989:
30869 * doc/cppopts.texi <-MT>: Update description of algorithm for
30870 computing default target.
30871 <-M, -MD>: Reword "basename" text.
30873 2007-01-11 Roger Sayle <roger@eyesopen.com>
30875 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30876 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30877 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30878 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30879 fold_builtin_bswap, real_constp, fold_builtin_pow,
30880 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30881 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30882 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30883 * convert.c (convert_to_pointer): Likewise.
30884 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30885 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30886 const_binop, fold_convert_const_int_from_int,
30887 fold_convert_const_int_from_real,
30888 fold_convert_const_real_from_real, sign_bit_p,
30889 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30890 fold_sign_changed_comparison, fold_unary, fold_comparison,
30891 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30892 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30893 * print-tree.c (print_node_brief, print_node): Likewise.
30894 * stor-layout.c (place_field, layout_type): Likewise.
30895 * tree-chrec.c (keep_cast): Likewise.
30896 * tree.c (build_vector, build_real, build_real_from_int_cst,
30897 build_complex): Likewise.
30899 2007-01-11 Roger Sayle <roger@eyesopen.com>
30901 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30902 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30904 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30906 * configure.ac (strict1_warn): Rename to strict_warn.
30907 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30908 cc_set_by_configure, quoted_cc_set_by_configure,
30909 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30910 all_boot_languages, all_stagestuff): Remove.
30911 (target_list): Remove bootstrap targets.
30912 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30913 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30914 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30915 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30916 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30917 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30918 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30919 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30920 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30921 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30922 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30923 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30924 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30925 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30926 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30927 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30928 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30929 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30930 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30931 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30932 (mostlyclean): Adjust.
30933 (clean, distclean): Don't mention bootstrap stuff.
30934 * configure: Regenerate.
30935 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30936 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30937 treelang/config-lang.in (stagestuff): Remove.
30938 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30939 stageprofile, stagefeedback, stagestuff): Remove mention.
30941 2007-01-11 Nick Clifton <nickc@redhat.com>
30943 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30945 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30946 (mcore_arith_K_S_operand): Run the test for the S constraint not
30947 the test for the M constraint.
30948 (mcore_addsub_operand): Do not accept integer values that are
30949 larger than 32 bits.
30950 * config/mcore/mcore.md: Remove unused constraints from split.
30951 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30952 (addsi3): Likewise.
30953 (allocate_stack): Likewise.
30954 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30955 operands to 32 bits.
30956 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30958 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30959 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30960 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30961 mcore_output_bclri, mcore_output_andn, output_inline_const,
30962 mcore_output_move, mcore_output_movedouble): Likewise.
30963 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30964 (output_inline_const): Likewise.
30965 (output_inline_const): Fix format strings used in sprintf
30967 * config/mcore/mcore-protos.h: Update prototypes for changed
30968 functions in mcore.c.
30969 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30970 HOST_WIDE_INT and not int.
30971 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30972 CONST_OK_FOR_N): Likewise.
30973 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30974 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30977 2007-01-10 Jan Hubicka <jh@suse.cz>
30979 * tree-vrp.c (remove_range_assertions): Release defs.
30980 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30981 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30983 2007-01-10 Paul Brook <paul@codesourcery.com>
30985 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30986 * config/arm/arm.md (mulsi3subsi): New insn.
30988 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30990 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30991 (tree_transform_and_unroll_loop): New.
30992 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30995 2007-01-10 Robert Kennedy <jimbob@google.com>
30997 * fold-const.c (fold_comparison): Fold comparisons like (x *
30998 1000 < 0) to (x < 0).
31000 2007-01-10 Ian Lance Taylor <iant@google.com>
31002 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31003 operands have the same priority.
31005 2007-01-10 Tom Tromey <tromey@redhat.com>
31007 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31008 (fold_binary): Likewise.
31009 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31010 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31011 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31012 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31013 * langhooks.h (struct lang_hooks): Removed field
31014 'can_use_bit_fields_p'.
31016 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31018 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31020 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31022 * function.c (get_last_funcdef_no): New function.
31023 * function.h (get_last_funcdef_no): Declare.
31024 * tree-inline.c (initialize_cfun): Add initialization.
31025 (tree_function_versioning): Cleanup.
31027 2007-01-10 Jan Hubicka <jh@suse.cz>
31029 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31032 2007-01-10 Sa Liu <saliu@de.ibm.com>
31033 Ben Elliston <bje@au.ibm.com>
31035 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31036 for SAVE_NONLOCAL and Pmode for any other save level.
31037 * spu-protos.h (spu_restore_stack_block): Declare.
31038 * spu.md (save_stack_block): Remove.
31039 (restore_stack_block): Call spu_restore_stack_block.
31040 * spu.c (spu_restore_stack_block): New function.
31041 (spu_expand_epilogue): Remove old comment.
31043 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31045 PR tree-optimization/30322
31046 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31047 (cand_value_at): Return the value as aff_tree.
31048 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31049 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31050 aff_combination_mult): New functions.
31051 (aff_combination_add): Use aff_combination_add_cst.
31052 (aff_combination_convert): Allow conversions to a wider type.
31053 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31054 * tree-affine.h (aff_combination_mult): Declare.
31056 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31058 * doc/tm.texi: Update documentation to reflect reality of exec
31059 and start file search behaviours. Update copyright year.
31060 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31061 header file directories.
31063 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31065 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31066 (*cosxf2): Rename to cosxf2_i387.
31067 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31068 using X87MODEF12 mode macro. Rename patterns to
31069 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31071 (*cosdf2, *cossf2): Ditto.
31072 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31073 to match extended input operands.
31074 (sincos<mode>3): New expander.
31075 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31076 insn patterns and corresponding splitters.
31078 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31080 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31081 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31083 2007-01-09 Nicolas Pitre <nico@cam.org>
31086 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31088 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31090 * target.h (struct gcc_target): New field library_rtti_comdat.
31091 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31092 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31093 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31094 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31096 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31098 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31100 2007-01-08 Richard Guenther <rguenther@suse.de>
31102 * tree.h (force_fit_type_double): Export.
31103 (force_fit_type): Remove.
31104 * fold-const.c (force_fit_type_double): New function.
31105 (force_fit_type): Remove.
31106 (int_const_binop): Use it.
31107 (fold_convert_const_int_from_int): Likewise.
31108 (fold_convert_const_int_from_real): Likewise.
31109 (fold_div_compare): Likewise.
31110 (fold_sign_changed_comparison): Likewise.
31111 (fold_unary): Likewise.
31112 (fold_negate_const): Likewise.
31113 (fold_abs_const): Likewise.
31114 (fold_not_const): Likewise.
31115 * c-common.c (shorten_compare): Use force_fit_type_double.
31116 * convert.c (convert_to_pointer): Likewise.
31118 2007-01-08 Richard Guenther <rguenther@suse.de>
31120 * tree.h (build_int_cst_wide_type): Export.
31121 * tree.c (build_int_cst_wide_type): New function.
31122 (build_int_cst_wide): Fix comment.
31123 * builtins.c (fold_builtin_object_size): Use build_int_cst
31124 to build -1 or 0 of the correct type. Use fit_double_type
31125 to check for overflow.
31126 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31128 (decode_field_reference): Likewise.
31129 (all_ones_mask_p): Likewise.
31130 (native_interpret_int): Use build_int_cst_wide_type.
31131 (fold_binary): Use build_int_cst_type to build an all-ones
31133 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31135 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31137 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31139 2007-01-09 Ben Elliston <bje@au.ibm.com>
31141 * genautomata.c (STATS_OPTION): New option.
31142 (stats_flag): New flag.
31143 (gen_automata_option): Handle it.
31144 (initiate_automaton_gen): Ditto.
31145 (write_automata): Output statistics only if stats_flag is
31146 set. Likewise, output time statistics only if time_flag is set.
31147 * doc/md.texi (Processor pipeline description): Document new flag.
31149 2007-01-08 Richard Guenther <rguenther@suse.de>
31151 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31152 * tree.c (build_int_cst_type): Likewise.
31153 (size_in_bytes): Don't call force_fit_type on the result.
31154 (int_fits_type_p): Use fit_double_type.
31155 * fold-const.c (fit_double_type): New function.
31156 (force_fit_type): Use it.
31157 * tree.h (fit_double_type): Export.
31159 2007-01-08 Jan Hubicka <jh@suse.cz>
31161 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31162 * ipa.c (function_and_variable_visibility): Fix return type.
31164 2007-01-08 Richard Guenther <rguenther@suse.de>
31166 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31167 of offset to build the index.
31168 * tree-pretty-print.c (dump_generic_node): Don't build negated
31169 const just for printing.
31170 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31171 * builtins.c (fold_builtin_int_roundingfn): Check if result
31172 fits the type by using force_fit_type and comparing the result.
31173 * predict.c (predict_loops): Use compare_tree_int for comparison.
31174 * tree.c (build_int_cst): Fall back to integer_type_node for
31176 (build_int_cst_wide): Assert type is non-null.
31178 2007-01-08 Roberto Costa <roberto.costa@st.com>
31180 * tree-vrp.c (extract_range_from_cond_expr): New.
31181 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31182 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31184 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31185 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31186 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31187 used as expressions.
31188 * tree-object-size.c (cond_expr_object_size): New.
31189 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31191 2007-01-08 Jan Hubicka <jh@suse.cz>
31193 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31194 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31197 2007-01-08 Richard Guenther <rguenther@suse.de>
31199 PR tree-optimization/23603
31200 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31201 (extract_range_from_binary): Fall back to truthvalue instead of
31202 varying for TRUTH_*_EXPR.
31203 (extract_range_from_comparison): Fall back to truthvalue instead of
31205 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31206 if all visited PHI values were constant.
31208 2007-01-08 Jan Hubicka <jh@suse.cz>
31210 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31211 (cgraph_analyze_function): break out from ...
31212 (cgraph_finalize_compilation_unit): ... here.
31213 (cgraph_expand_function): Remove forgoten commented out line.
31214 (cgraph_optimize): Analyze functions.
31216 2007-01-08 Jan Hubicka <jh@suse.cz>
31218 * tree-pas.h (TODO_remove_function): New flag.
31219 (TODO_update*): Renumber.
31220 (pass_ipa_increase_alignment,
31221 pass_ipa_function_and_variable_visibility): New passes.
31222 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31223 (cgraph_function_and_variable_visibility): Move to ipa.c
31224 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31225 cgraph_increase_alignment.
31226 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31227 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31228 calling tree-inline.
31229 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31230 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31231 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31232 (gate_increase_alignment): New function.
31233 (pass_ipa_increase_alignment): New pass.
31234 * ipa.c: Inline tree-pass.h and timevar.h
31235 (function_and_variable_visibility): Move here from cgraphunit.c
31236 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31237 * passes.c (init_optimization_passes): Add the two new passes.
31238 (execute_todo): Handle cgraph_remove_functions.
31240 2007-01-08 Nick Clifton <nickc@redhat.com>
31242 * config/frv/predicates.md (reg_or_0_operand): Accept
31245 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31247 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31248 * config.gcc: Add bfin*-rtems*.
31250 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31252 * c.opt: Add -flax-vector-conversions.
31253 * c-typeck.c (convert_for_assignment): Pass flag to
31254 vector_types_convertible_p to allow emission of note.
31255 (digest_init): Likewise.
31256 * c-opts.c: Handle -flax-vector-conversions.
31257 * c-common.c (flag_lax_vector_conversions): New.
31258 (vector_types_convertible_p): Unless -flax-vector conversions
31259 has been passed, disallow conversions between vectors with
31260 differing numbers of subparts and/or element types. If such
31261 a conversion is disallowed, possibly emit a note on the first
31262 occasion only to inform the user of -flax-vector-conversions.
31263 The new last argument specifies this.
31264 * c-common.h (flag_lax_vector_conversions): New.
31265 (vector_types_convertible_p): Add extra argument.
31266 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31267 char_type_node for V*QI type vectors.
31268 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31269 Update to satisfy new typechecking rules.
31270 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31271 C and C++ variants.
31272 * doc/invoke.texi (C Dialect Options): Document
31273 -flax-vector-conversions.
31275 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31277 PR tree-optimization/29877
31278 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31279 a register variable on the RHS to not be replaceable.
31281 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31282 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31283 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31284 const_simm15, const_pow2, const_npow2): Added.
31285 * config/score/misc.md (insv, extv, extzv, movmemsi,
31286 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31287 * config/score/score.c (score_address_cost, score_select_cc_mode):
31289 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31290 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31291 Update score_print_operand.
31292 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31293 Adjust register allocate order and update some macro define.
31294 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31295 mdx_block_move_straight, mdx_block_move_loop_head,
31296 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31297 mdx_block_move_loop, mdx_block_move): Added.
31298 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31299 mdp_limm): Updated and fix some bug and typo.
31300 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31301 (movsf, movdf, doloop_end): Added.
31303 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31305 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31306 config/arm/thumb2.md: Fix comment typos.
31307 * doc/extend.texi: Fix a typo.
31309 2007-01-07 Eric Christopher <echristo@apple.com>
31311 * configure.ac: Check for __stack_chk_fail for darwin.
31312 * configure: Regenerate.
31314 2007-01-07 Richard Guenther <rguenther@suse.de>
31316 * tree-vrp.c (extract_range_from_assert): CSE calls to
31317 compare_values where possible.
31318 (extract_range_from_unary_expr): Likewise.
31320 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31322 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31323 * config/avr/avr.c (call_insn_operand): Delete function.
31324 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31325 instead of register number. Use predicates.
31326 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31327 call_insn_operand): Add.
31329 2007-01-06 Jan Hubicka <jh@suse.cz>
31331 * tree-pass.h (pass_build_cgraph_edges): Declare.
31332 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31333 (visited_nodes): Remove.
31334 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31335 build_cgrpah_edges; make visited_nodes local.
31336 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31337 (record_references_in_initializer): Move to cgraphbuild.c
31338 (initialize_inline_failed, rebuild_cgraph_edges,
31339 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31340 (verify_cgraph_node): Make visited_nodes local.
31341 (cgraph_analyze_function): Do not call cgraph_create_edges and
31342 initialize_inline_failed.
31343 (cgraph_expand_function): Do not call cgraph_lower_function;
31344 assert that function is already lowered.
31345 * Makefile.in (cgraphbuild.o): New.
31346 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31347 at the end of lowering passes.
31349 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31351 * ifcvt.c (cond_move_convert_if_block): New function, code
31352 factored out from...
31353 (cond_move_process_if_block): ...here. Call the new function
31354 on the THEN and ELSE blocks.
31355 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31356 already takes care of this.
31358 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31361 * tree.h (TREE_OVERFLOW_P): New.
31362 * c-typeck.c (parser_build_unary_op): Warn only if result
31363 overflowed and operands did not.
31364 (parser_build_binary_op): Likewise.
31365 (convert_for_assignment): Remove redundant overflow_warning.
31366 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31368 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31370 * c-typeck.c (store_init_value): Split over two lines to follow
31371 the GNU coding style.
31373 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31375 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31376 __GXX_EXPERIMENTAL_CXX0X__.
31377 * doc/cpp.texi: Same.
31379 2007-01-05 Richard Guenther <rguenther@suse.de>
31381 PR middle-end/27826
31382 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31383 with mismatched types. Instead explicitly build a
31384 conversion NOP_EXPR.
31386 2007-01-05 Ian Lance Taylor <iant@google.com>
31388 * c-common.c (decl_with_nonnull_addr_p): New function.
31389 (c_common_truthvalue_conversion): Call it.
31390 * c-typeck.c (build_binary_op): Likewise.
31391 * c-common.h (decl_with_nonnull_addr_p): Declare.
31393 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31396 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31399 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31401 * doc/install.texi (Final install): Document the fact that
31402 the GNAT runtime should not be stripped.
31404 2007-01-04 Jan Hubicka <jh@suse.cz>
31406 * tree-inline.c (fold_marked_statements): Update operand caches
31407 and EH after folding
31409 2007-01-04 Ian Lance Taylor <iant@google.com>
31411 * c-common.c (check_function_nonnull): Whitespace fix.
31413 2007-01-04 Jan Hubicka <jh@suse.cz>
31415 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31416 comitted older version of patch.
31417 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31418 function, celanup cfg and collect garbage.
31420 2007-01-04 Mike Stump <mrs@apple.com>
31422 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31425 2007-01-04 Eric Christopher <echristo@apple.com>
31427 * libgcc2.c (__bswapsi2): Use SItype.
31428 (__bswapdi2): Use DItype.
31429 * libgcc2.h: Update for above.
31431 2007-01-04 Paul Brook <paul@codesourcery.com>
31433 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31434 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31435 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31436 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31437 umulsi3_highpart): Make conditional on !arm_arch6.
31438 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31439 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31440 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31441 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31442 umulsi3_highpart_v6): New insns.
31444 2007-01-04 Roger Sayle <roger@eyesopen.com>
31446 * fold-const.c (fold_convert): When casting an expression to void,
31447 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31448 have a type. Instead of attempting to build a NOP_EXPR, return
31449 these "special" trees directly.
31451 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31453 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31454 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31455 rs6000_cost->fp not 0 as adjustment for outer NEG.
31457 2007-01-04 Jan Hubicka <jh@suse.cz>
31459 * cgraph.c (cgraph_release_function_body): New function.
31460 (cgraph_remove_node): Use it.
31461 * cgraph.h (cgraph_release_function_body): Declare.
31462 * cgraphunit.c (cgraph_expand_function): Use it.
31463 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31464 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31465 is initialized and while compilation of other function is running.
31466 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31467 statement CFG annotations from here to ...
31468 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31470 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31472 * cfgloop.h (enum li_flags): Make the constants powers of two.
31474 2007-01-04 Jan Hubicka <jh@suse.cz>
31476 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31478 (fold_marked_statements): New function.
31479 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31480 * tree-inline.h (copy_body_data): Add statements_to_fold.
31482 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31484 * config.gcc: Mention libgcc/config.host.
31485 * Makefile.in: Update comments mentioning libgcc.
31486 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31487 (all.cross, start.encap, rest.encap, rest.cross): Update
31488 dependencies for libgcc move.
31489 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31490 (clean-target, clean-target-libgcc): Delete.
31491 (srcdirify, GCC_EXTRA_PARTS): New macros.
31492 (libgcc-support, libgcc.mvars): New rules.
31493 (distclean): Remove mention of mklibgcc.
31494 (install): Don't reference INSTALL_LIBGCC.
31495 (install-common): Don't reference EXTRA_PARTS.
31496 (install-libgcc, install-multilib): Delete rules.
31497 * mklibgcc.in: Delete file.
31498 * doc/configfiles.texi: Don't mention mklibgcc.
31500 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31501 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31502 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31503 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31504 (mklibgcc, ldblspecs): Likewise.
31506 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31507 (posixpre.def): Use $(T).
31508 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31509 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31510 (SHLIB_LINK): Make dummy.
31511 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31513 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31515 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31516 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31517 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31518 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31520 * configure.ac (all_outputs): Remove mklibgcc.
31521 * configure: Regenerated.
31523 2007-01-03 Josh Conner <jconner@apple.com>
31525 PR middle-end/29683
31526 * calls.c (compute_argument_addresses): Set stack and stack_slot
31527 for partial args, too.
31528 (store_one_arg): Use locate.size.constant for the size when
31529 generating a save_area.
31531 2007-01-03 Robert Kennedy <jimbob@google.com>
31533 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31534 whose definitions are deleted due to basic block merging.
31536 2007-01-03 Paul Brook <paul@codesourcery.com>
31539 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31541 (use_return_insn): Return 0 for Thumb interrupt functions.
31542 (print_multi_reg): Add rfe argument for IRQ returns.
31543 (arm_output_epilogue): Pop interrupt return address directly into PC.
31544 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31546 2007-01-03 Paul Brook <paul@codesourcery.com>
31548 Merge from sourcerygxx-4_1.
31549 * config/arm/thumb2.md: New file.
31550 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31552 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31553 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31554 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31555 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31557 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31558 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31560 * config/arm/ieee754-sf.S: Ditto.
31561 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31562 (thumb1_base_register_rtx_p): ... to this.
31563 (thumb_index_register_rtx_p): Rename...
31564 (thumb1_index_register_rtx_p): ... to this.
31565 (thumb_output_function_prologue): Rename...
31566 (thumb1_output_function_prologue): ... to this.
31567 (thumb_legitimate_address_p): Rename...
31568 (thumb1_legitimate_address_p): ... to this.
31569 (thumb_rtx_costs): Rename...
31570 (thumb1_rtx_costs): ... to this.
31571 (thumb_compute_save_reg_mask): Rename...
31572 (thumb1_compute_save_reg_mask): ... to this.
31573 (thumb_final_prescan_insn): Rename...
31574 (thumb1_final_prescan_insn): ... to this.
31575 (thumb_expand_epilogue): Rename...
31576 (thumb1_expand_epilogue): ... to this.
31577 (arm_unwind_emit_stm): Rename...
31578 (arm_unwind_emit_sequence): ... to this.
31579 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31580 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31581 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31582 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31583 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31584 thumb2_output_casesi): New functions.
31585 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31586 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31587 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31588 THUMB2_WORK_REGS): Define.
31589 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31590 arm_condexec_mask, arm_condexec_masklen)): New variables.
31591 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31592 (arm_override_options): Check new CPU capabilities.
31593 Set new architecture flag variables.
31594 (arm_isr_value): Handle v7m interrupt functions.
31595 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31597 (const_ok_for_arm): Handle Thumb-2 constants.
31598 (arm_gen_constant): Ditto. Use movw when available.
31599 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31601 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31602 (thumb_find_work_register, arm_load_pic_register,
31603 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31604 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31605 print_multi_reg, output_mov_long_double_fpa_from_arm,
31606 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31607 output_mov_double_fpa_from_arm, output_move_double,
31608 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31609 output_return_instruction, arm_output_function_prologue,
31610 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31611 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31612 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31613 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31614 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31615 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31617 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31618 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31619 (arm_file_start): Output directive for unified syntax.
31620 (arm_unwind_emit_set): Handle stack alignment instruction.
31621 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31622 Add v6t2, v7, v7a, v7r and v7m.
31623 (RETLDM): Add Thumb-2 code.
31624 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31625 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31626 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31627 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31628 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31629 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31630 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31631 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31632 ADJUST_INSN_LENGTH): Define.
31633 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31634 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31635 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31636 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31637 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31638 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31639 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31640 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31641 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31642 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31643 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31644 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31645 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31646 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31647 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31648 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31649 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31651 * config/arm/arm-tune.md: Regenerate.
31652 * config/arm/arm-protos.h: Update prototypes.
31653 * config/arm/vfp.md: Enable patterns for Thumb-2.
31654 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31655 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31656 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31657 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31658 * config/arm/libunwind.S: Add Thumb-2 code.
31659 * config/arm/constraints.md: Update include Thumb-2.
31660 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31661 * config/arm/ieee754-df.S: Ditto.
31662 * config/arm/bpabi.S: Ditto.
31663 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31664 * config/arm/predicates.md (low_register_operand,
31665 low_reg_or_int_operand, thumb_16bit_operator): New.
31666 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31667 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31668 * config/arm/t-arm-elf: Add armv7 multilib.
31669 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31671 (UNSPEC_STACK_ALIGN, ce_count): New.
31672 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31673 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31675 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31676 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31677 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31678 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31679 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31680 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31682 * doc/extend.texi: Document ARMv7-M interrupt functions.
31683 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31685 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31687 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31688 (struct _Unwind_Context): Rename args_size to flags, remove
31689 signal_frame field, add a new args_size field and version field.
31690 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31691 _Unwind_IsExtendedContext): New inline functions.
31692 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31693 Assume by_value array is only present if _Unwind_IsExtendedContext.
31694 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31695 _Unwind_IsSignalFrame.
31696 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31697 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31698 (uw_init_context_1): Initialize context->flags to
31699 EXTENDED_CONTEXT_BIT.
31700 * config/rs6000/linux-unwind.h (frob_update_context): Use
31701 _Unwind_SetSignalFrame.
31703 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31705 PR middle-end/30353
31706 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31707 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31710 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31712 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31713 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31714 RET, AT_SP): Remove.
31715 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31718 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31719 * cfgbuild.c (find_basic_blocks): Likewise.
31720 * cfgrtl.c (rtl_create_basic_block): Likewise.
31721 * function.c (temp_slots_at_level): Likewise.
31722 * reg-stack.c (stack_regs_mentioned): Likewise.
31723 * regclass.c (allocate_reg_info): Likewise.
31724 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31725 set_bb_for_stmt, move_block_to_fn): Likewise.
31726 * tree-complex.c (tree_lower_complex): Likewise.
31727 * vec.h (VEC_safe_grow_cleared): New.
31729 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31731 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31733 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31734 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31736 * cfgloopmanip.c (scale_loop_frequencies): Export.
31737 (loopify): Scale the frequencies by prescribed coefficients.
31738 (set_zero_probability): New function.
31739 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31740 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31741 and frequencies according to arguments.
31742 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31744 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31745 * modulo-sched.c (sms_schedule): Set probabilities for entering
31746 versioned loop correctly.
31747 * tree-vect-transform.c (vect_transform_loop): Ditto.
31748 * cfgloop.h (loopify, loop_version): Declaration changed.
31749 (scale_loop_frequencies): Declared.
31751 2007-01-02 Jan Hubicka <jh@suse.cz>
31753 * cgraph.c: Include tree-flow.h
31754 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31755 early_local_passes.
31756 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31757 * tree-pass.h (pass_all_early_optimizations): Declare.
31758 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31759 early_local_passes.
31760 (cgraph_analyze_function): Do early_local_passes.
31761 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31762 Do not add referenced vars.
31763 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31765 (gate_all_early_local_passes): New gate.
31766 (pass_early_local_passes): Use new gate.
31767 (execute_early_local_optimizations): New functions.
31768 (gate_all_early_optimizations): New gate.
31769 (pass_all_early_optimizations): New pass.
31770 (execute_free_datastructures): Free SSA only when initialized.
31771 (gate_init_datastructures): Init only when optimizing.
31772 (tree_lowering_passes): Do early local passes when called late.
31773 * tree-profile.c (do_tree_profiling): Don't profile functions added
31775 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31776 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31778 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31779 during early_local_passes.
31780 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31783 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31785 * Makefile.in: Update copyright year.
31787 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31789 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31790 in $(lang_checks) and check-consistency targets.
31792 2007-01-02 Jan Hubicka <jh@suse.cz>
31794 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31795 Do not add referenced vars.
31796 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31798 * passes.c (init_optimization_passes): Put mudflap_2 after
31799 free_datastructures.
31801 2007-01-02 Jan Hubicka <jh@suse.cz>
31803 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31804 Set NOTHROW flag on call statements proved to be nothrow.
31805 Update statement of local calls so new pure/const functions are
31806 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31808 (tree_rest_of_compilation): Register hooks and initialize bitmap
31809 early. Do not set after_inlining flag.
31811 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31813 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31814 HOST_BITS_PER_LONGLONG
31816 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31819 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31820 warning for non-static initializers.
31822 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31824 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31825 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31826 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31827 Always use set_unique_reg_note to add REG_EQUAL notes.
31829 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31832 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31834 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31835 * cfgbuild.c (find_basic_blocks): Likewise.
31836 * cfgrtl.c (rtl_create_basic_block): Likewise.
31837 * function.c (temp_slots_at_level): Likewise.
31838 * reg-stack.c (stack_regs_mentioned): Likewise.
31839 * regclass.c (allocate_reg_info): Likewise.
31840 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31841 set_bb_for_stmt, move_block_to_fn): Likewise.
31842 * tree-complex.c (tree_lower_complex): Likewise.
31843 * vec.h (VEC_safe_grow_cleared): New.
31845 2007-01-02 Ian Lance Taylor <iant@google.com>
31847 * c-common.c (c_common_truthvalue_conversion): When warning about
31848 using an assignment as a truth value, set TREE_NO_WARNING.
31850 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31853 * c.opt (Wold-style-declaration): New.
31854 * doc/invoke.texi (C-only Warning Options): New.
31855 (Wold-style-declaration): Document it.
31856 (Wextra): Enabled by -Wextra.
31857 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31858 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31859 -Wold-style-declaration.
31861 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31863 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31864 * cfgbuild.c (find_basic_blocks): Likewise.
31865 * cfgrtl.c (rtl_create_basic_block): Likewise.
31866 * function.c (temp_slots_at_level): Likewise.
31867 * reg-stack.c (stack_regs_mentioned): Likewise.
31868 * regclass.c (allocate_reg_info): Likewise.
31869 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31870 set_bb_for_stmt, move_block_to_fn): Likewise.
31871 * tree-complex.c (tree_lower_complex): Likewise.
31872 * vec.h (VEC_safe_grow_cleared): New.
31874 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31876 * c-common.c (c_common_nodes_and_builtins): Since variants of
31877 void_type_node get built before it is given a name, we need to
31878 give those variants the name, too.
31879 (complete_array_type): We need to work with the canonical main
31880 type of the array, from which we will build the qualified version.
31881 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31882 * print-tree.c (print_node): Display canonical type information
31884 * stor-layout.c (layout_type): When we don't know the
31885 alignment of a type for which we're building an array, we end up
31886 guessing wrong, so make the type require structural equality.
31887 * tree.c (make_node_stat): When we build a new type, it is its
31888 own canonical type.
31889 (build_type_attribute_qual_variant): When building an attribute
31890 variant, its canonical type is the non-attribute variant. However,
31891 if the attributes are target-dependent and they differ, we need to
31892 use structural equality checks for this type.
31893 (build_qualified_type): A qualified type is not equivalent to its
31894 unqualified variant; set the canonical type appropriately.
31895 (build_distinct_type_copy): When building a distinct type from
31896 another type, the new type is its own canonical type.
31897 (build_variant_type_copy): When building a new type variant, we
31898 assume that it is equivalent to the original type.
31899 (build_pointer_type_for_mode): When building a pointer type, also
31900 build a canonical type pointer.
31901 (build_reference_type_for_mode): When building a reference type,
31902 also build a canonical type reference.
31903 (build_index_type): When we can't hash an index type (e.g.,
31904 because its maximum value is negative), the index type requires
31905 structural equality tests.
31906 (build_array_type): Build the canonical form of an array type.
31907 (build_function_type): Function types require structural equality,
31908 because they contain default arguments, attributes, etc.
31909 (build_method_type_directly): Ditto for method types.
31910 (build_offset_type): Build the canonical offset type.
31911 (build_complex_type): Build the canonical vector type.
31912 (make_vector_type): Build the canonical vector type.
31913 * tree.h (TYPE_CANONICAL): New.
31914 (TYPE_STRUCTURAL_EQUALITY_P): New.
31915 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31916 (struct tree_type): Added "canonical" field.
31917 * params.h (VERIFY_CANONICAL_TYPES): New.
31918 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31919 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31920 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31921 * doc/invoke.texi (verify-canonical-types): Document --param
31922 parameter for verifying canonical types.
31924 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31926 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31927 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31928 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31929 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31931 * config/rs6000/e500.h: New.
31932 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31933 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31935 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31936 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31937 TARGET_E500_DOUBLE): Remove.
31938 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31939 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31940 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31941 * config/rs6000/rs6000.c (rs6000_override_options): Use
31942 CHECK_E500_OPTIONS.
31944 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31946 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31947 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31948 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31949 rs6000_emit_cmove): Don't check TARGET_E500.
31950 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31951 sordered): Don't check TARGET_E500.
31953 2007-01-01 Eric Christopher <echristo@apple.com>
31955 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31956 HARD_REGISTER_NUM_P.
31958 2007-01-01 Roger Sayle <roger@eyesopen.com>
31960 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31961 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31962 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31965 2007-01-01 Mike Stump <mrs@apple.com>
31967 * configure.ac: Remove support for building with Apple's gcc-3.1.
31969 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31971 PR middle-end/30311
31972 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31973 REG is a hard register. Do not modify REG before calling
31975 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31976 multiple of the size of YMODE for certain lowpart cases.
31978 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31980 PR middle-end/30253
31981 * gimplify (voidify_wrapper_expr): Update for
31982 GIMPLE_MODIFY_STMT.
31984 2007-01-01 Andreas Schwab <schwab@suse.de>
31987 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31988 save of BR0 in extra_spill_size instead of spill_size.
31989 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31991 (ia64_expand_epilogue): Restore BR0 from its new location.
31993 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31995 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31996 Use a temporary variable if the left hand side is not a gimple
31999 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32001 * gimplify.c (gimplify_return_expr): Make the temporary variable
32002 for the return expression, a gimple register variable.
32004 2007-01-01 Jan Hubicka <jh@suse.cz>
32006 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32009 2007-01-01 Mike Stump <mrs@apple.com>
32011 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32013 * config/darwin.c (machopic_select_rtx_section): Use
32014 HAVE_GAS_LITERAL16.
32015 (darwin_mergeable_constant_section): Likewise.
32016 * configure: Regenerate.
32017 * config.in: Regenerate.
32019 2007-01-01 Jan Hubicka <jh@suse.cz>
32020 Andrew Pinski <pinskia@gmail.com>
32022 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32023 before starting IPA passes.