1 2007-11-18 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/34127
4 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5 Make code match up the comments, require compatibility of the
8 2007-11-17 Richard Guenther <rguenther@suse.de>
11 * fold-const.c (extract_muldiv_1): Do not move negative
12 constants inside ABS_EXPR.
14 2007-11-16 Ian Lance Taylor <iant@google.com>
16 * collect2.c (dump_file): If a demangled symbol is followed by a
17 space, make sure we output at least one space.
19 2007-11-16 Richard Guenther <rguenther@suse.de>
22 * fold-const.c (fold_binary): Use correct types for folding
23 1 << X & Y to Y >> X & 1.
25 2007-11-16 Richard Guenther <rguenther@suse.de>
27 PR tree-optimization/33870
28 * tree.h (struct tree_memory_tag): Add base_for_components flag.
29 (struct tree_struct_field_tag): Remove nesting_level field.
30 (SFT_NESTING_LEVEL): Remove.
31 (SFT_BASE_FOR_COMPONENTS_P): Add.
32 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
33 base_for_components flag.
34 (push_fields_onto_fieldstack): Remove nesting_level parameter.
35 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
37 (create_overlap_variables_for): Deal with it.
38 * tree-dfa.c (dump_subvars_for): Likewise.
39 (dump_variable): Likewise.
40 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
41 Set base_for_components for first elements of sub-structures.
42 (create_variable_info_for): Handle base_for_components.
43 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
44 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
45 * tree-ssa-operands.c (ref_nesting_level): Remove.
46 (add_vars_for_offset): Remove full_ref parameter, always add
47 the offset of the pointed-to SFT.
48 (add_virtual_operand): Adjust for changed signature of
51 2007-11-16 Sa Liu <saliu@de.ibm.com>
53 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
54 floatunssidf2 and floatunsdidf2.
56 2007-11-16 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/34113
59 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
60 Use correct conversion direction for checking type compatibility.
62 2007-11-16 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/34099
65 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
66 that produce UNDEFINED result if at least one of its operands
67 is UNDEFINED. By default the result is only UNDEFINED if all
68 operands are UNDEFINED.
70 2007-11-16 Jakub Jelinek <jakub@redhat.com>
73 * gcc.c (init_spec): Don't initialize asm_debug here...
76 2007-11-07 Tom Tromey <tromey@redhat.com>
78 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
80 * tree-parloops.c (create_loop_fn): Use set_cfun.
81 * gengtype.c (open_base_files): Emit #undef cfun.
82 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
83 * function.h (cfun): New define.
84 * function.c: Undefine cfun.
86 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
88 * config/avr/avr.c (avr_mcu_types): Add attiny88.
89 * config/avr/avr.h (LINK_SPEC): Likewise.
90 (CRT_BINUTILS_SPECS): Likewsie.
91 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
93 2007-11-15 Jakub Jelinek <jakub@redhat.com>
96 * tree-ssa-ccp.c (optimize_stack_restore): New function.
97 (execute_fold_all_builtins): Call optimize_stack_restore for
98 BUILT_IN_STACK_RESTORE.
100 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
102 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
103 propagation into an address; that's done in should_replace_address.
105 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
107 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
108 * config/spu/spu.c (legitimate_const): Remove.
109 (classify_immediate): Inline call to legitimate_const.
110 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
111 for any constant, not just -512 .. 511.
113 2007-11-15 Sa Liu <saliu@de.ibm.com>
115 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
116 condition from HONOR_NANS test.
117 * config/spu/spu.md (ceq_df): Always generate comparison code
118 inline, including checks for NaNs and infinities.
120 (cgt_v2df): Likewise.
121 (cmpdf): Make this expander unconditional.
123 2007-11-15 Richard Guenther <rguenther@suse.de>
125 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
126 to only create SFTs if we also create variable infos for PTA.
127 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
130 2007-11-15 Richard Guenther <rguenther@suse.de>
132 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
133 type for TBAA pruning.
134 (find_what_p_points_to): Call set_uids_in_ptset with the original
135 pointer, not the decl of the solution we collapsed to.
137 2007-11-14 David Daney <ddaney@avtrex.com>
139 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
142 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
145 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
146 for registers in BR_REGS class.
148 2007-11-14 Jakub Jelinek <jakub@redhat.com>
151 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
152 init_ssa_operands has not been called for cfun.
154 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
156 PR tree-optimization/34046
157 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
158 scaling if the old probability is greater than the new base.
160 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
162 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
163 unused edges after loop duplication.
165 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
167 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
168 (enum target_cpu_default): ... this enum.
169 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
170 * config/i386/i386.c (override_options): ... here.
171 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
172 TARGET_CPU_DEFAULT_i486.
174 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
176 * global.c (rest_of_handle_global_alloc): Fix comment typos.
177 * config/sh/sh.c (sh_rtx_costs): Likewise.
178 * ChangeLog: Likewise.
180 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
182 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
183 should not be of pointer type.
185 2007-11-13 Michael Meissner <michael.meissner@amd.com>
187 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
190 2007-11-13 Sterling Augustine <sterling@tensilica.com>
191 Bob Wilson <bob.wilson@acm.org>
193 * config/xtensa/unwind-dw2-xtensa.c: New.
194 * config/xtensa/unwind-dw2-xtensa.h: New.
195 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
196 (DWARF2_UNWIND_INFO): Remove.
197 (DWARF_FRAME_REGISTERS): Define.
198 (EH_RETURN_DATA_REGNO): Define.
199 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
201 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
203 2007-11-13 Jakub Jelinek <jakub@redhat.com>
205 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
206 -fsched-stalled-insns.
208 PR tree-optimization/34063
209 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
210 as first chrec_fold_plus operand rather than second.
212 2007-11-13 Diego Novillo <dnovillo@google.com>
214 PR tree-optimization/33870
215 * tree.h (strcut tree_memory_tag): add field unpartitionable.
216 remove field in_nested_struct.
217 (struct tree_struct_field_tag): add field nesting_level.
218 (sft_in_nested_struct): remove.
219 (sft_nesting_level): define.
220 (sft_unpartitionable_p): define.
221 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
222 partitionable, return long_max.
223 (compute_memory_partitions): do not partition sfts marked
225 (create_sft): add argument nesting_level. set
226 sft_nesting_level with it. update all users.
227 (create_overlap_variables_for): show nesting level.
228 * tree-dfa.c (dump_subvars_for): likewise.
229 (dump_variable): likewise.
230 show whether the sft is partitionable or not.
231 * tree-flow.h (struct fieldoff): remove field
233 add field nesting_level.
234 * tree-ssa-structalias.c (struct variable_info): remove
235 field in_nested_struct.
236 (push_fields_onto_fieldstack): add argument
237 nesting_level. update all users.
238 update documentation.
239 update pair->nesting_level with nesting_level.
240 make recursive calls with nesting_level + 1.
241 (set_uids_in_ptset): if an sft is added to the points-to
242 set, mark it as unpartitionable.
243 * tree-ssa-operands.c (ref_nesting_level): new.
244 (add_vars_for_offset): call it.
245 add argument full_ref. update
247 if var is inside a nested structure and the nesting level
248 of full_ref is lower than the nesting level of var,
249 adjust offset by the offset of var.
251 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
253 PR tree-optimization/32582
254 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
256 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
258 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
259 functions can be used as constant.
261 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
263 PR rtl-optimization/34035
264 * cse.c (cse_cfg_altered): New global variable.
265 (cse_jumps_altered): Make boolean.
266 (recorded_label_ref): Likewise.
267 (cse_insn): Adjust for above changes.
268 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
269 if dead edges have been purged.
270 (cse_main): Change return value specification and adjust code.
271 (rest_of_handle_cse): Adjust for above change.
272 (rest_of_handle_cse2): Likewise.
273 * gcse.c (rest_of_handle_gcse): Likewise.
275 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
276 Michael Meissner <michael.meissner@amd.com>
278 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
279 get the appropriate suffix for the coms* instruction.
280 (sse5_pcmov_<mode>): Restrict operands of pcmov
281 for scalar case to be only xmm registers and not memory.
283 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
284 constraints to follow the mnemonics for the pcmov instruction
286 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
289 * config/mips/mips.c (mips_return_fpr_single): New function.
290 (mips_function_value): Use it when returning single-field
292 (mips_expand_call): Handle the PARALLELs created by
293 mips_return_fpr_single.
295 2007-11-12 Richard Guenther <rguenther@suse.de>
298 * fold-const.c (fold_binary): If testing for non-negative
299 operands with tree_expr_nonnegative_warnv_p make sure to
300 use op0 which has all (sign) conversions retained.
302 2007-11-12 Richard Guenther <rguenther@suse.de>
305 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
306 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
308 2007-11-12 Ira Rosen <irar@il.ibm.com>
310 PR tree-optimization/33953
311 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
312 allocate vec_oprnds1 according to the number of created vector
313 statements. In case of shift with scalar argument, store scalar operand
314 for every vector statement to be created for the SLP node. Fix a
317 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
319 * gcse.c (CUID_INSN): Remove.
321 (alloc_gcse_mem): Don't allocate cuid_insn.
322 (free_gcse_mem): Don't free cuid_insn.
324 2007-11-10 Jakub Jelinek <jakub@redhat.com>
327 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
331 * tree-inline.h (copy_body_data): Add regimplify field.
332 * tree-inline.c (copy_body_r): Set id->regimplify to true
333 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
335 (copy_bb): Clear id->regimplify before walk_tree, if it is
336 set afterwards, regimplify the whole statement.
338 PR tree-optimization/33680
339 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
340 if the added cast involves variable length types.
342 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
343 Maxim Kuvyrkov <maxim@codesourcery.com>
345 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
346 instead of TRUE_BARRIER for jumps. Add register dependencies
347 even when reg_pending_barrier is set.
349 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
351 * haifa-sched.c (haifa_classify_insn): Rename to ...
352 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
353 handle PARALLELs by recursing. Use it ...
354 (haifa_classify_insn): ... here. Reimplement.
356 2007-11-09 Richard Guenther <rguenther@suse.de>
358 * bitmap.h (bitmap_single_bit_set_p): Declare.
359 * bitmap.c (bitmap_single_bit_set_p): New function.
360 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
361 (maybe_create_global_var): Use bitmap_empty_p.
363 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
364 Jakub Jelinek <jakub@redhat.com>
366 PR rtl-optimization/34012
367 * fwprop.c (try_fwprop_subst): Do not replace if the new
368 SET_SRC has a higher cost than the old one.
370 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
372 PR rtl-optimization/33732
373 * reload.c (push_reload): Check that the REG_DEAD note was referring
374 to a hardreg or to a pseudo that has been assigned exactly one hardreg
375 before considering it in order to select the reload register.
376 (combine_reloads): Likewise.
377 (find_dummy_reload): Likewise.
379 2007-11-09 Richard Guenther <rguenther@suse.de>
381 * tree-flow.h (struct ptr_info_def): Make escape_mask a
383 (struct ptr_info_def): Likewise.
384 (enum escape_type): Also use bit zero.
386 2007-11-09 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/33604
389 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
390 Disregard changes in CV qualifiers of pointed to types for
391 forward propagating ADDR_EXPRs.
392 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
395 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
397 * dse.c (find_shift_sequence): Always choose an integer mode for
399 (replace_read): Require both the read and store mode to be
400 integer ones. Remove a then-redundant FLOAT_P check.
402 2007-11-08 Richard Guenther <rguenther@suse.de>
404 * tree-dfa.c (remove_referenced_var): If removing a
405 variable which has subvars, also remove those from
406 the referenced vars. Do not create a variable annotation.
408 2007-11-08 Bob Wilson <bob.wilson@acm.org>
410 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
411 argument for gen_entry calls.
412 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
413 (entry): Use the new attribute value. Remove unused first operand.
415 2007-11-08 Tom Tromey <tromey@redhat.com>
417 * c-parser.c (c_parser_translation_unit): Use location in error.
418 (c_parser_external_declaration): Likewise.
419 (c_parser_declaration_or_fndef): Likewise.
420 (c_parser_enum_specifier): Likewise.
421 (c_parser_struct_or_union_specifier): Likewise.
422 (c_parser_struct_declaration): Likewise.
423 (c_parser_typeof_specifier): Likewise.
424 (c_parser_parms_list_declarator): Likewise.
425 (c_parser_asm_string_literal): Likewise.
426 (c_parser_braced_init): Likewise.
427 (c_parser_initelt): Likewise.
428 (c_parser_compound_statement_nostart): Likewise.
429 (c_parser_statement_after_labels): Likewise.
430 (c_parser_do_statement): Likewise.
431 (c_parser_asm_statement): Likewise.
432 (c_parser_conditional_expression): Likewise.
433 (c_parser_unary_expression): Likewise.
434 (c_parser_sizeof_expression): Likewise.
435 (c_parser_postfix_expression): Likewise.
436 (c_parser_postfix_expression_after_paren_type): Likewise.
437 (c_parser_objc_class_instance_variables): Likewise.
438 (c_parser_objc_method_definition): Likewise.
439 (c_parser_objc_methodprotolist): Likewise.
440 (c_parser_pragma): Likewise.
441 (c_parser_omp_clause_num_threads): Likewise.
442 (c_parser_omp_clause_schedule): Likewise.
443 (c_parser_omp_all_clauses): Likewise.
444 (c_parser_omp_sections_scope): Likewise.
445 (c_parser_label): Use location of label, not colon.
447 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
450 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
453 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
456 * ipa-pure-const.c (static_execute): Added code to keep recursive
457 functions from being marked as pure or const.
458 * ipa-utils.c (searchc): Fixed comment.
460 2007-11-08 Tom Tromey <tromey@redhat.com>
462 * common.opt (fshow-column): Default to 0.
463 * configure: Rebuilt.
464 * configure.ac (--enable-mapped-location): Default to 'yes'.
466 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
468 * common.opt: Add pointer to doc/options.texi.
469 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
470 -fipa-reference): Add or correct doc. Sorted options list for -Os
473 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
476 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
477 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
478 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
479 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
480 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
481 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
482 to TARGET_BIG_ENDIAN_DEFAULT.
483 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
484 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
485 to TARGET_BIG_ENDIAN_DEFAULT.
487 2007-11-07 Diego Novillo <dnovillo@google.com>
489 * tree.h (struct tree_struct_field_tag): Move field
491 (struct tree_memory_tag): ... here.
493 2007-11-07 Diego Novillo <dnovillo@google.com>
496 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
497 (SFT_IN_NESTED_STRUCT): Define.
498 * tree-dfa.c (dump_subvars_for): Show offset of each
500 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
501 * tree-ssa-structalias.c (struct variable_info): Likewise.
502 (push_fields_onto_fieldstack): If OFFSET is positive,
503 set in_nested_struct.
504 (create_variable_info_for): Copy setting of
505 in_nested_struct from the field offset object.
506 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
507 variable info object.
508 * tree-ssa-operands.c (add_vars_for_offset): If VAR
509 belongs to a nested structure, adjust OFFSET by
512 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
514 PR rtl-optimization/33737
515 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
516 target block after computing the probabilities of outgoing edges.
517 Cap the frequency to BB_FREQ_MAX.
518 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
519 frequency of the basic block if it has been reused.
521 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
523 PR rtl-optimization/33822
524 * rtl.h (REG_OFFSET): Fix comment.
525 * var-tracking.c (INT_MEM_OFFSET): New macro.
526 (var_mem_set): Use it.
527 (var_mem_delete_and_set): Likewise.
528 (var_mem_delete): Likewise.
529 (same_variable_part_p): Likewise.
530 (vt_get_decl_and_offset): Likewise.
531 (offset_valid_for_tracked_p): New predicate.
532 (count_uses): Do not track locations with invalid offsets.
533 (add_uses): Likewise.
534 (add_stores): Likewise.
536 2007-11-07 Tom Tromey <tromey@redhat.com>
538 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
539 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
541 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
542 Andrey Belevantsev <abel@ispras.ru>
544 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
545 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
546 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
547 Save calculated max_asap in it.
548 (sms_schedule): Calculate maxii using max_asap.
550 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
552 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
553 with -mhard-dfp/-mno-hard-dfp.
555 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
556 Jakub Jelinek <jakub@redhat.com>
559 * haifa-sched.c (check_sched_flags): Remove.
560 (sched_init): Don't call it.
562 2007-11-06 Diego Novillo <dnovillo@google.com>
564 * tree-flow.h (struct fieldoff): Reformat comment.
566 * tree-ssa-operands.c: Tidy top-level comments.
568 (add_vars_for_offset): Tidy parameter formatting..
569 (get_addr_dereference_operands): Likewise.
570 (get_indirect_ref_operands): Likewise.
571 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
572 <OMP_ATOMIC_STORE>: Likewise.
574 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
577 * config/i386/driver-i386.c: Test for __GNUC__ instead of
578 GCC_VERSION which is always defined.
580 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
583 * reload1.c (find_reloads): Also check in_reg when handling a
584 simple move with an input reload and a destination of a hard
587 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
589 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
590 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
591 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
592 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
593 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
594 (m68k_sched_attr_type2): New function.
595 (sched_adjust_cost_state): New static variable.
596 (m68k_sched_adjust_cost): New static function implementing
598 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
599 New static variables.
600 (m68k_sched_variable_issue): New static function implementing
602 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
603 (sched_dump_split_class): New static function.
604 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
606 (sched_dump_dfa_class, m68k_sched_dump): New static function.
607 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
608 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
609 m68k_sched_dfa_post_advance_cycle): New static functions implementing
612 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
613 (CPU_UNITS_QUERY): Define.
615 * config/m68k/cf.md: New file.
616 * config/m68k/m68.md (cf.md): New include.
618 2007-11-06 Tom Tromey <tromey@redhat.com>
620 PR c++/32256, PR c++/32368:
621 * function.c (saved_in_system_header): New global.
622 (push_cfun): Save in_system_header.
623 (pop_cfun): Restore in_system_header.
624 (push_struct_function): Save in_system_header.
626 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
630 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
631 (complete_array_type): Set canonical type appropriately.
632 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
633 C and C++ front ends now have different versions of this function,
634 because the C++ version needs to maintain canonical types here.
636 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
638 * tree-parloops.c (reduction_info): Remove reduction_init field.
639 (initialize_reductions): Remove creation of the reduction_init variable.
640 (struct data_arg): Remove.
641 (add_field_for_reduction, create_stores_for_reduction): New functions.
642 (add_field_for_name): Remove reduction handling.
643 (separate_decls_in_loop): Call add_field_for_reduction,
644 create_stores_for_reduction.
646 2007-11-06 Jakub Jelinek <jakub@redhat.com>
648 PR tree-optimization/33458
649 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
650 !is_gimple_val PHI argument, gimplify it and insert it on edge.
652 PR tree-optimization/33993
653 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
654 rather than build_constructor_from_list if all list values are
656 (get_initial_def_for_induction): Use build_vector instead of
657 build_constructor_from_list.
659 2007-11-05 Mark Mitchell <mark@codesourcery.com>
662 * tree.h (DECL_INIT_PRIORITY): Do not require
663 DECL_HAS_INIT_PRIORITY_P.
664 (DECL_FINI_PRIORITY): Likewise.
665 * tree.c (decl_init_priority_lookup): Remove assert.
666 (decl_fini_priority_insert): Likewise.
667 * cgraphunit.c (static_ctors): Make it a VEC.
668 (static_dtors): Likewise.
669 (record_cdtor_fn): Adjust accordingly.
670 (build_cdtor): Generate multiple functions for each initialization
672 (compare_ctor): New function.
673 (compare_dtor): Likewise.
674 (cgraph_build_cdtor_fns): Sort the functions by priority before
676 (cgraph_build_static_cdtor): Put the priority in the function's
679 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
682 * common.opt: Add shared and pie.
684 2007-11-05 Bob Wilson <bob.wilson@acm.org>
686 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
687 replace references to virtual_stack_vars_rtx in goto_handler.
689 2007-11-05 Paul Brook <paul@codesourcery.com>
691 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
692 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
693 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
694 arm_lang_output_object_attributes_hook.
695 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
696 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
697 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
699 * config/arm/t-arm.c (arm.o): New rule.
700 * config/arm/arm-c.c: New file.
702 2007-11-05 Nick Clifton <nickc@redhat.com>
703 Sebastian Pop <sebastian.pop@amd.com>
705 PR tree-optimization/32540
706 PR tree-optimization/33922
707 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
708 * tree-ssa-pre.c: Include params.h.
709 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
710 to limit the maximum length of the PA set for a given block.
711 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
712 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
714 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
716 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
717 __fixunssfDI): Make return type unsigned.
718 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
719 __fixunssfDI): Make return type unsigned.
721 2007-11-05 Jakub Jelinek <jakub@redhat.com>
723 PR tree-optimization/33856
724 * tree-data-ref.c (get_references_in_stmt): Don't add
725 REFERENCE_CLASS_P trees to references vector if get_base_address
726 returns NULL on them.
728 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
730 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
732 2007-11-04 Andrew Pinski <pinskia@gmail.com>
735 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
736 for TRUTH_NOT_EXPR to type.
738 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
740 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
742 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
745 * dwarf2out.c (add_calling_convention_attribute): Change
746 second argument. Set calling convention to DW_CC_program for
747 Fortran main program.
748 (gen_subprogram_die): Adjust to new prototype for
749 add_calling_convention_attribute.
751 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
753 PR tree-optimization/33987
754 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
756 (vectorizable_reduction): Add type check.
758 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
761 * c-parser.c (c_parser_statement_after_labels): Error if a
762 declaration is parsed after a label.
764 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
767 * reorg.c (emit_delay_sequence): Do not clear the locator on
768 the jump instruction.
770 2007-11-03 Jakub Jelinek <jakub@redhat.com>
773 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
774 current sched region.
776 2007-11-02 Jakub Jelinek <jakub@redhat.com>
778 * config/ia64/ia64.c (struct reg_write_state): Change into
779 unsigned short bitfields rather than unsigned int, decrease
780 first_pred to just 10 bits.
781 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
783 (rws_insn_set, rws_insn_test): New functions.
784 (in_safe_group_barrier): New variable.
785 (rws_update): Remove first argument, always set rws_sum array.
786 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
787 or update rws_sum if !in_safe_group_barrier, adjust rws_update
789 (rtx_needs_barrier): Use rws_insn_test macro.
790 (safe_group_barrier_needed): Don't save/restore rws_sum array,
791 instead set/clear in_safe_group_barrier flag.
793 2007-11-02 Bob Wilson <bob.wilson@acm.org>
795 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
796 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
797 pointer or frame pointer.
798 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
799 (MUST_USE_SJLJ_EXCEPTIONS): Define.
800 (DWARF2_UNWIND_INFO): Define.
801 (INCOMING_RETURN_ADDR_RTX): Define.
802 (DWARF_FRAME_RETURN_COLUMN): Define.
804 2007-11-02 Tom Tromey <tromey@redhat.com>
806 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
809 2007-11-02 Diego Novillo <dnovillo@google.com>
811 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
812 argument from function pointer ANALYZE_EXPR. Update all
814 * cgraph.c (debug_cgraph_node): New.
817 2007-11-02 Jakub Jelinek <jakub@redhat.com>
819 PR rtl-optimization/33648
820 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
821 the newly created basic block.
823 2007-11-01 Richard Guenther <rguenther@suse.de>
825 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
827 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
829 PR rtl-optimization/33828
830 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
833 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
835 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
836 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
837 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
839 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
841 * gcc.c (getenv_spec_function): Escape the environment variable's
844 2007-11-01 Janis Johnson <janis187@us.ibm.com>
846 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
847 show that CSE means common subexpression elimination. Change wording
848 for -fsee and define LCM. Remove capitalization of optimizations
849 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
851 2007-11-01 Janis Johnson <janis187@us.ibm.com>
854 * doc/sourcebuild.texi (Test Directives): Document that xfail
855 has no effect for dg-do except when dg-do-what is "run".
857 2007-11-01 Tom Tromey <tromey@redhat.com>
859 * c-decl.c (grokdeclarator): Set decl source locations.
860 * c-parser.c (c_parser_enum_specifier): Set location.
861 (c_parser_struct_or_union_specifier): Likewise.
863 2007-11-01 Tom Tromey <tromey@redhat.com>
865 * print-tree.c (print_node): Print column number.
867 2007-11-01 Jakub Jelinek <jakub@redhat.com>
870 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
871 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
872 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
874 PR rtl-optimization/33673
875 * gcse.c (cprop_jump): If a conditional jump has been optimized
876 into unconditional jump, make the remaining normal edge fallthru
877 and delete the jump insn.
879 2007-11-01 Ben Elliston <bje@au.ibm.com>
881 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
882 (set_mem_attrs_from_reg): Likewise.
884 2007-11-01 Michael Matz <matz@suse.de>
886 PR tree-optimization/33961
887 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
888 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
889 (add_or_mark_expr): New argument 'store', using it to search
891 (nt_init_block): Adjust calls to add_or_mark_expr.
893 2007-10-31 Jakub Jelinek <jakub@redhat.com>
896 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
897 for the first push_operand.
899 2007-10-31 Revital Eres <eres@il.ibm.com>
901 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
902 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
903 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
904 movmisalignv2sf, vcondv2sf): New.
905 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
906 UNSPEC_EXTODD_V2SF): Define new constants.
907 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
908 paired_emit_vector_cond_expr): New.
909 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
910 * config/rs6000/rs6000.c (paired_expand_vector_move,
911 paired_emit_vector_cond_expr, paired_emit_vector_compare):
913 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
915 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
917 PR tree-optimization/32377
918 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
919 work also for unknown number of iterations.
920 (analyze_subscript_affine_affine): Clean up. Don't fail when the
921 number of iterations is not known.
923 2007-10-31 Richard Guenther <rguenther@suse.de>
926 * fold-const.c (extract_muldiv_1): Make sure to not introduce
927 new undefined integer overflow.
928 (fold_binary): Avoid useless conversion.
930 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
933 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
936 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
938 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
940 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
941 with -mhard-dfp/-mno-hard-dfp.
942 * config/s390/s390.opt: Likewise.
943 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
946 2007-10-30 Janis Johnson <janis187@us.ibm.com>
948 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
950 2007-10-30 Janis Johnson <janis187@us.ibm.com>
952 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
953 optimization options.
954 (Optimize Options): Add -fdce and -fdse to the list of optimizations
955 enabled by -O. Document -fdce and -fdse.
957 2007-10-30 Jakub Jelinek <jakub@redhat.com>
960 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
961 convert second operand of COMPOUND_EXPR to the original type of
964 2007-10-30 Richard Guenther <rguenther@suse.de>
966 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
967 of loop adding SFTs as virtual operands.
969 2007-10-30 Richard Guenther <rguenther@suse.de>
971 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
973 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
975 PR tree-optimization/32893
976 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
977 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
979 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
981 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
983 (sub_ddmmss): Likewise.
984 (umul_ppmm): Likewise.
985 (udiv_qrnnd): Likewise.
987 2007-10-29 Janis Johnson <janis187@us.ibm.com>
990 * doc/sourcebuild.texi (Test Directives): Document that dg-require
991 directives must come before dg-additional-sources.
993 2007-10-29 Jakub Jelinek <jakub@redhat.com>
995 PR tree-optimization/33723
996 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
997 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
999 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1001 PR tree-optimization/33614
1002 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1003 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1004 initializer constants.
1006 2007-10-29 Richard Guenther <rguenther@suse.de>
1008 PR tree-optimization/33870
1009 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1010 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1013 2007-10-29 Richard Guenther <rguenther@suse.de>
1015 * passes.c (init_optimization_passes): Exchange store_copy_prop
1017 * tree-pass.h (pass_store_copy_prop): Remove.
1018 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1019 (stmt_may_generate-copy): Do not handle store_copy_prop.
1020 (get_copy_of_val): Likewise.
1021 (set_copy_of_val): Likewise.
1022 (copy_prop_visit_assignment): Likewise.
1023 (copy_prop_visit_stmt): Likewise.
1024 (copy_prop_visit_phi_node): Likewise.
1025 (init_copy_prop): Likewise.
1026 (execute_copy_prop): Likewise.
1027 (do_copy_prop): Remove.
1028 (gate_store_copy_prop): Likewise.
1029 (store_copy_prop): Likewise.
1030 (pass_store_copy_prop): Likewise.
1031 (pass_copy_prop): Call execute_copy_prop.
1032 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1033 * common.opt (ftree-store-copy-prop): Mark obsolete.
1034 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1036 2007-10-29 Ian Lance Taylor <iant@google.com>
1038 * ifcvt.c (noce_can_store_speculate_p): New static function.
1039 (noce_process_if_block): Call it.
1040 (if_convert): Remove recompute_dominance parameter. Change all
1043 2007-10-29 Richard Guenther <rguenther@suse.de>
1045 * tree-flow-inline.h (get_subvar_at): Use binary search.
1046 (get_first_overlapping_subvar): New function to binary search
1047 for the first overlapping subvar.
1048 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1049 just handle adding subvars for a pointed-to subvar. Optimize
1050 and use get_first_overlapping_subvar.
1051 (add_vars_for_bitmap): Fold into single caller.
1052 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1053 and non pointed-to bits of add_vars_for_offset.
1055 2007-10-29 Revital Eres <eres@il.ibm.com>
1057 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1059 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1060 Zdenek Dvorak <ook@ucw.cz>
1063 reduction support for automatic parallelization.
1065 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1067 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1068 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1069 and OMP_ATOMIC_STORE.
1070 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1071 * gimple-low.c (lower_stmt): Same.
1072 * gimplify.c (gimplify_expr): Same.
1073 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1074 gimplify_omp_atomic_mutex): Remove.
1075 (gimplify_omp_atomic): Change it to simply gimplify the
1076 statement instead of expanding it.
1077 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1078 (expand_omp_atomic, expand_omp_atomic_pipeline,
1079 goa_stabilize_expr, expand_omp_atomic_mutex,
1080 expand_omp_atomic_fetch_op): New functions to implement
1081 expansion of OMP_ATOMIC.
1082 (expand_omp, build_omp_regions_1): Add support for
1083 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1084 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1086 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1088 * tree-parloops.c: add include to tree-vectorizer.h.
1089 (reduction_info): New structure for reduction.
1090 (reduction_list): New list to represent list of reductions per loop.
1091 (struct data_arg): New helper structure for reduction.
1092 (reduction_info_hash, reduction_info_eq, reduction_phi,
1093 initialize_reductions, create_call_for_reduction,
1094 create_phi_for_local_result, create_call_for_reduction_1,
1095 create_loads_for_reductions, create_final_loads_for_reduction):
1097 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1098 (separate_decls_in_loop_name): Support reduction variables.
1099 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1100 call create_loads_for_reduction for each reduction.
1101 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1103 (transform_to_exit_first_loop): Add reduction support, add
1104 reduction_list parameter.
1105 (gen_parallel_loop): Add reduction_list parameter. Add call
1106 separate_decls_in_loop with
1107 the new argument. Traverse reductions and call
1108 initialize_reductions, create_call_for_reduction.
1109 (parallelize_loops): Create and delete the reduction list.
1110 (add_field_for_name): Change use of data parameter. Add fields for
1112 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1113 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1114 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1115 * tree-inline.c (estimate_num_insns_1): add cases for
1116 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1117 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1118 * tree-ssa-operands.c (get_addr_dereference_operands):
1119 New function. Subroutine of get_indirect_ref_operands.
1120 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1121 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1124 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1126 * config/cris/cris.c: Include df.h.
1127 (cris_address_cost): Add gcc_assert for canonicalization
1128 assumptions. For PLUS with MULT or register, correct
1129 test for register in other arm. Tweak comments.
1131 2007-10-28 Richard Guenther <rguenther@suse.de>
1133 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1134 telling if the var is to be treated as points-to location.
1135 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1136 (add_virtual_operand): Only recurse into MPTs if aliases
1139 2007-10-28 Richard Guenther <rguenther@suse.de>
1141 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1142 (add_vars_for_bitmap): Do not recurse further. Only add vars
1143 for pointed-to SFTs.
1144 (add_virtual_operand): Re-instantiate loop to add operands for
1145 aliases. Recurse into MPTs.
1146 (get_indirect_ref_operands): If we fall back to use a pointers
1147 SMT, make sure to not prune based on the access offset and size.
1149 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1152 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1153 the eh information on the statement.
1155 2007-10-28 Richard Guenther <rguenther@suse.de>
1157 * tree-flow.h (subvar_t): Make it a VEC.
1158 (struct subvar): Remove.
1159 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1160 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1162 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1163 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1164 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1165 (set_initial_properties): Likewise.
1166 (setup_pointers_and_addressables): Likewise.
1167 (new_type_alias): Likewise.
1168 (create_overlap_variables_for): Likewise.
1169 * tree-dfa.c (dump_subvars_for): Likewise.
1170 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1171 (get_expr_operands): Likewise.
1172 (add_to_addressable_set): Likewise.
1173 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1175 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1177 PR tree-optimization/33920
1178 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1179 successor bb to true when predecessor bb has NULL predicate.
1180 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1182 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1184 * config/mips/mips.md: Add combiner patterns for DImode extensions
1185 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1188 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1191 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1193 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1195 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1196 LIBCALL notes if they are about to be moved to the same insn.
1198 2007-10-27 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/33870
1201 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1202 duplication. Remove redundant call to access_can_touch_variable.
1203 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1204 (add_virtual_operand): Use it.
1206 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1209 * pa.h (ASM_PN_FORMAT): Delete define.
1211 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1213 * doc/invoke.texi (Option Summary, optimizations): Remove
1214 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1215 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1216 -fsplit-wide-types to match later entry. Break up a long line.
1217 (Option Summary, code gen options) Add -fno-stack-limit. Add
1218 missing @gol to the end of a line.
1219 (Optimization Options): Remove -fbounds-check, which is also
1220 documented under Code Generation Options. Remove =n from
1221 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1222 to -fcprop-registers to match other options, and say when it is
1223 enabled rather than disabled. Remove extra index entry for
1224 -fno-cx-limited-range. Add index entries for -fstack-protector
1225 and -fstack-protector-all.
1226 (Code Gen Options): Add index entry for -ftls-model.
1228 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1230 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1231 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1232 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1233 expand_epilogue, output_movhi): Don't handle 'main' function.
1234 (avr_attribute_table): Add 'OS_task' function attribute.
1235 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1237 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1238 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1240 * config/avr/avr.opt (minit-stack): Remove.
1242 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1244 * tree-nested.c (get_trampoline_type): Fix thinko.
1246 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1249 * tree.c (build_offset_type): Build canonical type based on the
1250 TYPE_MAIN_VARIANT of the base type.
1252 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1254 * reorg.c (emit_delay_sequence): Move insn locator from the
1255 first insn to the sequence.
1257 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1259 * ipa-pure-const.c (check_decl): Return immediately when
1260 pure_const_state has been set to IPA_NEITHER.
1262 2007-10-25 Ira Rosen <irar@il.ibm.com>
1264 PR tree-optimization/33833
1265 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1266 and convert init to sizetype in inner_base construction.
1268 2007-10-25 Richard Guenther <rguenther@suse.de>
1270 * tree-flow.h (mem_sym_stats): Remove.
1271 (dump_mem_sym_stats_for_var): Declare.
1272 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1273 (mem_sym_stats): Move ...
1274 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1275 (mem_sym_score): Rename from ...
1276 (pscore): ... this. Remove.
1277 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1278 not the frequencies.
1279 (compare_mp_info_entries): Make sort stable by disambiguating
1282 2007-10-25 Ira Rosen <irar@il.ibm.com>
1284 PR tree-optimization/33866
1285 * tree-vect-transform.c (vectorizable_store): Check operands of all
1286 the stmts in the group of strided accesses. Get def stmt type for each
1287 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1289 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1291 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1292 (Yt): Rename register constraint to Y2.
1293 * config/i386/sse.md: Use renamed register constraints.
1294 * config/i386/mmx.md: Ditto.
1295 * config/i386/i386.md: Ditto.
1297 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1299 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1301 2007-10-24 Chao-ying Fu <fu@mips.com>
1303 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1304 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1306 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1307 Olga Golovanevsky <olga@il.ibm.com>
1309 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1310 the compiler that wr.wrap and wr.domain are initialized in
1313 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1315 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1316 to print gcov_type values.
1318 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1320 * config/avr/avr.h: Do not include progmem_section definition when
1321 building with IN_TARGET_LIBS.
1323 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1326 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1327 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1328 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1329 (mips_orphaned_high_part_p: New functions.
1330 (mips_avoid_hazard): Don't check INSN_P here.
1331 (mips_avoid_hazards): Rename to...
1332 (mips_reorg_process_insns): ...this. Cope with
1333 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1334 or turn them into nops.
1335 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1336 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1337 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1338 (mips_override_options): Set flag_delayed_branch to 0.
1340 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1342 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1343 MIPS-specific implementation details.
1344 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1345 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1346 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1347 for targets with movmemsi.
1348 (MOVE_BY_PIECES_P): Define.
1349 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1350 (mips_block_move_loop): Add a bytes_per_iter argument.
1351 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1352 Update call to mips_block_move_loop.
1354 2007-10-24 Michael Matz <matz@suse.de>
1357 * var-tracking.c (variable_union): Don't break after one loop
1358 iteration but only when a difference is found.
1359 (dump_variable): Also print DECL_UID.
1361 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1363 * ipa-type-escape.h: Expose function
1364 is_array_access_through_pointer_and_index.
1366 (is_array_access_through_pointer_and_index):
1367 Add three new parameters. Add support of
1368 POINTER_PLUS_EXPR tree code.
1370 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1372 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1373 * tree-pass.h: Add pass_ipa_struct_reorg.
1374 * common.opt: Add ipa-struct-reorg flag.
1375 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1376 * passes.c: Add pass pass_ipa_struct_reorg.
1377 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1378 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1380 2007-10-24 Ira Rosen <irar@il.ibm.com>
1382 PR tree-optimization/33804
1383 * tree-vect-transform.c (vectorizable_operation): Remove the
1384 checks that the vectorization is worthwhile from the transformation
1387 2007-10-24 Ira Rosen <irar@il.ibm.com>
1389 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1390 vectype cannot be determined for the scalar type.
1391 (vect_analyze_slp_instance): Likewise.
1392 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1393 return type to bool. Return false if vectype cannot be determined
1394 for the scalar type.
1395 (vect_get_constant_vectors): Return false if vectype cannot be
1396 determined for the scalar type.
1397 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1398 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1399 vectorizable_reduction): Likewise.
1401 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1403 * config.gcc: For a FreeBSD target, parse the value of ${target}
1404 to determine the value of FBSD_MAJOR, instead of adding an
1405 explicit check for every possible FreeBSD major version.
1407 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1409 PR rtl-optimization/33846
1410 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1412 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1414 PR tree-optimization/33860
1415 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1416 interleaved accesses in case the dr is inside the inner-loop during
1417 outer-loop vectorization.
1419 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1421 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1422 Document MEM_POINTER. Replace mentions of "integrated"
1423 field with "return_val". Delete outdated stuff.
1425 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1427 * config/rs6000/rs6000.c (rs6000_override_options): Set
1428 rs6000_altivec_abi on AIX.
1429 (conditional_register_usage): Set VR20:31 fixed on AIX.
1431 2007-10-23 Richard Guenther <rguenther@suse.de>
1433 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1436 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1437 David S. Miller <davem@davemloft.net>
1439 * df-scan.c (df_get_call_refs): Mark global registers as both a
1440 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1442 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1444 PR tree-optimization/33834
1445 PR tree-optimization/33835
1446 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1447 stmts need to be checked for success seperately.
1448 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1449 Remove the check that stmt is not LIVE.
1450 (vectorizable_assignment, vectorizable_induction): Likewise.
1451 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1452 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1454 (vectorizable_live_operation): Check that op is not NULL.
1456 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1458 * doc/invoke.texi (Optimization Options): In the summary, show
1459 that the value for options -falign-jumps, -falign-labels,
1460 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1461 -fsched-stalled-insns-dep is optional. In the summary, show that
1462 -fsched-stalled-insns takes an optional argument and that
1463 -fparallelize-loops takes an argument. Add opindex for several
1464 optimization options, and fix typos in the opindex commands for
1465 several others. In the descriptions for -fsched-stalled-insns
1466 and -fsched-stalled-insns-dep, show the options with and without
1469 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1471 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1473 * config/avr/avr.h (LINK_SPEC): Likewise.
1474 (CRT_BINUTILS_SPECS): Likewsie.
1475 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1477 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1479 PR rtl-optimization/33644
1480 * cfgcleanup.c: Do not include dce.h.
1481 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1482 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1483 * dce.c (something_changed): Delete.
1484 (libcall_dead_p): New predicate.
1485 (delete_unmarked_insns): Use it to delete dead libcalls.
1486 Deal with REG_LIBCALL and REG_RETVAL notes.
1487 (prescan_libcall_for_dce): New function.
1488 (prescan_insns_for_dce): Use it to deal with libcalls.
1489 (mark_reg_dependencies): Do nothing special for libcalls.
1490 (dce_process_block): Likewise.
1491 (fast_dce): Delete unused local variable.
1492 (run_fast_dce): Do not return a value.
1493 * dce.h (struct df): Delete.
1494 (run_fast_dce): Adjust prototype.
1495 * optabs.c (libcall_id): Delete.
1496 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1497 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1498 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1499 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1500 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1501 notes instead of REG_LIBCALL_ID notes.
1502 * reg-notes.def (LIBCALL_ID): Delete.
1503 * Makefile.in (see.o): Add dce.h dependency.
1504 (cfgcleanup.o): Remove dce.h dependency.
1506 2007-10-22 Michael Matz <matz@suse.de>
1508 PR tree-optimization/33855
1509 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1512 2007-10-22 Ira Rosen <irar@il.ibm.com>
1514 PR tree-optimization/33854
1515 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1516 FLOAT_EXPR to the list of promotion operations.
1518 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1522 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1523 (print_reg): Print register prefix only with AT&T asm syntax.
1524 Support pc_rtx for RIP register.
1525 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1526 relative addressing. Always print segment register prefix with AT&T
1527 asm syntax and never with Intel asm syntax.
1528 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1529 Fix prefix for 16-byte XFmode operands.
1530 (output_addr_const_extra): Support Intel asm syntax.
1531 (x86_file_start): Don't use register prefix with Intel asm syntax.
1532 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1533 ("return_internal_long"): Fix Intel asm syntax output.
1534 ("set_got_rex64"): Support Intel asm syntax.
1535 ("set_rip_rex64"): Likewise.
1536 ("set_got_offset_rex64"): Likewise.
1537 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1539 ("*tls_global_dynamic_64"): Likewise.
1540 ("*tls_local_dynamic_base_64"): Likewise.
1541 ("*load_tp_si")("*load_tp_di"): Likewise.
1542 ("*add_tp_si")("*add_tp_di"): Likewise.
1543 ("*tls_dynamic_lea_64"): Likewise.
1544 ("*sibcall_value_1_rex64_v"): Likewise.
1545 ("stack_tls_protect_set_si"): Likewise.
1546 ("stack_tls_protect_set_di"): Likewise.
1547 ("stack_tls_protect_test_si"): Likewise.
1548 ("stack_tls_protect_test_di"): Likewise.
1549 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1551 ("*movv2sf_internal_rex64"): Likewise.
1552 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1553 (__get_cpuid_max): Likewise.
1555 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1557 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1558 the STRICT_P argument type "bool" rather than "int".
1559 (mips_legitimate_address_p): Likewise.
1560 (fp_register_operand, lo_operand): Delete.
1561 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1562 (mips_emit_scc): Rename to...
1563 (mips_expand_scc): ...this.
1564 (gen_conditional_branch): Rename to...
1565 (mips_expand_conditional_branch): ...this.
1566 (gen_conditional_move): Rename to...
1567 (mips_expand_conditional_move): ...this.
1568 (mips_gen_conditional_trap): Rename to...
1569 (mips_expand_conditional_trap): ...this and take an rtx code instead
1570 of an operands array.
1571 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1573 (mips_emit_fcc_reload): Rename to...
1574 (mips_expand_fcc_reload): ...this.
1575 (init_cumulative_args): Rename to...
1576 (mips_init_cumulative_args): ...this and remove the libname argument.
1577 (function_arg_advance): Rename to...
1578 (mips_function_arg_advance): ...this.
1579 (function_arg): Rename to...
1580 (mips_function_arg): ...this and use "rtx" instead of
1582 (function_arg_boundary): Rename to...
1583 (mips_function_arg_boundary): ...this.
1584 (mips_expand_unaligned_load): Rename to...
1585 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1586 and BITPOS arguments type "HOST_WIDE_INT".
1587 (mips_expand_unaligned_store): Rename to...
1588 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1589 and BITPOS arguments type "HOST_WIDE_INT".
1590 (override_options): Rename to...
1591 (mips_override_options): ...this.
1592 (print_operand): Rename to...
1593 (mips_print_operand): ...this.
1594 (print_operand_address): Rename to...
1595 (mips_print_operand_address): ...this.
1596 (mips_output_ascii): Remove the PREFIX argument.
1597 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1599 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1600 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1601 of "struct rtx_def *".
1602 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1604 (build_mips16_call_stub): Delete.
1605 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1606 (mips_use_ins_ext_p): Give the second and third arguments type
1607 "HOST_WIDE_INT" rather than "rtx".
1608 * config/mips/mips.h: Update after the above changes. Tweak comments
1610 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1611 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1612 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1613 element type from "char" to "bool".
1614 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1615 (mips_cpu_info_table): Delete.
1616 * config/mips/mips.md: Update after the above changes. Tweak some
1618 * config/mips/mips-ps-3d.md: Likewise.
1619 * config/mips/mips.c: Tweak comments and formatting.
1620 Use NULL-like macros rather than 0 in various places.
1621 (mips_section_threshold): Rename to...
1622 (mips_small_data_threshold): ...this and give it an unsigned type.
1623 (num_source_filenames): Remove explicit initialization.
1624 (sdb_label_count): Likewise.
1625 (sym_lineno): Delete.
1626 (set_noat): Make static.
1627 (mips_branch_likely): Likewise, and give it type "bool".
1628 (mips_isa_info): Rename to...
1629 (mips_isa_option_info): ...this.
1630 (mips_flag_delayed_branch): Rename to...
1631 (mips_base_delayed_branch): ...this.
1632 (mips_split_addresses): Delete.
1633 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1634 element type from "char" to "bool".
1635 (mips_regno_to_class): Add an explicit array size.
1636 (mips16_flipper): Change from type "int" to type "bool".
1637 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1638 (mips_tls_operand_p): Rename to...
1639 (mips_tls_symbol_p): ...this.
1640 (mips_global_symbol_p): Remove redundant "const".
1641 (mips_offset_within_alignment_p): Simplify.
1642 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1643 to STRICT_P and give it type bool.
1644 (mips_valid_base_register_p): Likewise.
1645 (mips_classify_address): Likewise.
1646 (mips_legitimate_address_p): Likewise.
1647 (mips16_unextended_reference_p): Take the offset as an
1648 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1649 (mips_const_insns): Use IN_RANGE.
1650 (mips_force_temporary): Remove an unnecessary copy_rtx.
1651 (mips16_gp_pseudo_reg): Simplify.
1652 (mips_split_symbol): Remove an unnecessary copy_rtx.
1653 (mips_legitimize_tls_address): Only create registers if we need them.
1654 (mips_legitimize_address): Use mips_split_plus.
1655 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1656 variable COST to NUM_OPS.
1657 (mips_legitimize_move): Use gen_lowpart.
1658 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1659 (m16_check_op): Use IN_RANGE.
1660 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1661 (mips_split_doubleword_move): Pass booleans to mips_subword.
1662 (mips_output_move): Store the mode in a local variable.
1663 Explicitly assert that this function does not deal with
1664 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1665 cases more consistent.
1666 (mips_relational_operand_ok_p): Rename to...
1667 (mips_int_order_operand_ok_p): ...this.
1668 (mips_canonicalize_comparison): Rename to...
1669 (mips_canonicalize_int_order_test): ...this.
1670 (mips_emit_int_relational): Rename to...
1671 (mips_emit_int_order_test): ...this. Store the mode in a local
1673 (mips_reverse_fp_cond_p): Rename to...
1674 (mips_reversed_fp_cond): ...this.
1675 (mips_emit_compare): Make the order of the statements more consistent.
1676 (mips_emit_scc): Rename to...
1677 (mips_expand_scc): ...this.
1678 (gen_conditional_branch): Rename to...
1679 (mips_expand_conditional_branch): ...this.
1680 (gen_conditional_move): Rename to...
1681 (mips_expand_conditional_move): ...this. Build the condition
1682 separately from the main pattern.
1683 (mips_gen_conditional_trap): Rename to...
1684 (mips_expand_conditional_trap): ...this and take an rtx code instead
1685 of an operands array. Simplify.
1686 (init_cumulative_args): Rename to...
1687 (mips_init_cumulative_args): ...this. Use memset rather than a
1688 copy from a zeroed static. Use prototype_p and stdarg_p.
1689 (mips_arg_info): Rename to...
1690 (mips_get_arg_info): ...this and put the INFO argument first.
1691 (function_arg): Rename to...
1692 (mips_function_arg): ...this and use "rtx" instead of
1693 "struct rtx_def *". Only split structures into chunks if
1694 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1695 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1696 comparison with REAL_TYPE. Rename local variable REG to REGNO
1697 and make it unsigned.
1698 (function_arg_advance): Rename to...
1699 (mips_function_arg_advance): ...this.
1700 (function_arg_boundary): Rename to...
1701 (mips_function_arg_boundary): ...this.
1702 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1704 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1705 comparison with REAL_TYPE.
1706 (mips_function_value): Remove the FUNC argument. Rename local
1707 variable UNSIGNEDP to UNSIGNED_P.
1708 (mips_return_in_memory): Use IN_RANGE.
1709 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1710 to FUNCTION_ARG_ADVANCE.
1711 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1712 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1713 SIZE and RSIZE if needed.
1714 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1716 (build_mips16_function_stub): Rename to...
1717 (mips16_build_function_stub): ...this.
1718 (build_mips16_call_stub): Rename to...
1719 (mips16_build_call_stub): ...this. Make static, and return a
1720 "bool" rather than an "int". Rename the ARG_SIZE argument to
1721 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1722 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1723 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1725 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1726 are not sibling ones.
1727 (mips_emit_fcc_reload): Rename to...
1728 (mips_expand_fcc_reload): ...this.
1729 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1731 (mips_expand_unaligned_load): Rename to...
1732 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1733 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1735 (mips_expand_unaligned_store): Rename to...
1736 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1737 and BITPOS arguments type "HOST_WIDE_INT".
1738 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1739 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1741 (mips_init_split_addresses): Replace with...
1742 (mips_split_addresses_p): ...this new function.
1743 (mips_init_relocs): Check mips_split_addresses_p () rather than
1744 mips_split_addresses. Always initialize mips_split_p with booleans.
1745 (print_operand_reloc): Rename to...
1746 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1748 (print_operand): Rename to...
1749 (mips_print_operand): ...this.
1750 (print_operand_address): Rename to...
1751 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1752 (mips_in_small_data_p): Simplify.
1753 (mips_output_ascii): Remove the PREFIX argument and "register"
1754 keywords. Use the STRING parameter directly and cast to
1756 (mips16e_collect_argument_save_p): Use IN_RANGE.
1757 (mips_function_has_gp_insn): Simplify.
1758 (mips_set_return_address): Use BITSET_P.
1759 (mips_restore_gp): Use a separate statement to pick the base
1761 (mips_output_function_prologue): Use a local FRAME variable.
1762 (mips_save_reg): Pass booleans to mips_subword.
1763 (mips_expand_prologue): Use a local FRAME variable. Use
1764 cprestore_size to detect when .cprestore is needed.
1765 (mips_restore_reg): Use GP_REG_FIRST.
1766 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1767 rather than "int". Use local FRAME and REGNO variables.
1768 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1769 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1771 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1772 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1773 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1774 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1775 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1776 (builtin_description): Rename to...
1777 (mips_builtin_description): ...this.
1778 (mips_bdesc): Rename to...
1779 (mips_ps_bdesc): ...this.
1780 (sb1_bdesc): Rename to...
1781 (mips_sb1_bdesc): ...this.
1782 (dsp_bdesc): Rename to...
1783 (mips_dsp_bdesc): ...this.
1784 (dsp_32only_bdesc): Rename to...
1785 (mips_dsp_32only_bdesc): ...this.
1786 (bdesc_map): Rename to...
1787 (mips_bdesc_map): ...this.
1788 (bdesc_arrays): Rename to...
1789 (mips_bdesc_arrays): ...this.
1790 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1791 Tweak error message.
1792 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1793 Rename local variables I and J to OPNO and ARGNO respectively.
1794 Assert that the number of arguments is no more than the number of
1796 (mips_expand_builtin_compare): Use an array of arguments rather
1797 than an array of operands. Assert that the number of operands is
1799 (add_constant): Rename to...
1800 (mips16_add_constant): ...this. Use XNEW.
1801 (dump_constants_1): Rename to...
1802 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1803 (dump_constants): Rename to...
1804 (mips16_emit_constants): ...this.
1805 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1806 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1807 Assign mips16_p to was_mips16_p.
1808 (mips_parse_cpu): Tweak warning message.
1809 (override_options): Rename to...
1810 (mips_override_options): ...this. Move the mips_cost initialization
1811 out of the "shared with GAS" block. Quote option names in error
1813 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1814 (mips_order_regs_for_local_alloc): Remove register keyword.
1816 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1818 * system.h (IN_RANGE): Cast each argument individually.
1820 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1822 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1823 MIPS16 code unless using o32 or o64.
1825 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1827 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1828 for modes smaller than 4 bytes.
1829 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1832 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1834 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1835 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1836 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1837 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1839 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1841 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1842 sibling calls to "mips16" functions if the function satisfies
1843 const_call_insn_operand.
1845 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1847 * config/mips/mips.c (mips_va_start): Fix types in calls
1850 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1852 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1855 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1857 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1858 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1859 instead of checking mips_isa.
1861 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1863 * doc/invoke.texi (-mpaired-single): Don't say that the option
1864 requires 64-bit code.
1865 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1866 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1867 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1868 V2SF if ISA_MIPS32R2.
1869 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1870 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1871 to ISA_HAS_NMADD_NMSUB.
1872 (mips_split_doubleword_move): Handle V2SF.
1873 (mips_modes_tieable_p): New function.
1874 (override_options): Report a warning rather than an error when
1875 -mpaired-single is used on ISAs that don't support it; use
1876 ISA_HAS_PAIRED_SINGLE to check that case.
1877 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1878 and DF move splitters with a single MOVE64 splitter, thereby adding
1879 a V2SF splitter too.
1880 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1881 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1882 (HALFMODE): Add V2SF.
1883 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1884 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1885 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1886 (movv2sf_hardfloat_32bit): New pattern.
1887 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1888 TARGET_DOUBLE_FLOAT conditions.
1890 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1892 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1893 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1894 64-bit register in 64-bit libgcc.
1896 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1898 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1899 * config/avr/avr.h (LINK_SPEC): Likewise.
1900 (CRT_BINUTILS_SPECS): Likewsie.
1901 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1903 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1905 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1906 and -Wfatal-errors together.
1908 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1911 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1912 change for vrsave, ie restore after frame pop.
1914 2007-10-19 David S. Miller <davem@davemloft.net>
1916 * config/sparc/niagara2.md: Fix copyright notice.
1918 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1920 PR tree-optimization/23820
1921 PR tree-optimization/24309
1922 PR tree-optimization/33766
1923 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1924 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1925 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1926 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1927 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1928 (linear_transform_loops): Use perfect_loop_nest_depth.
1929 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1930 should have a single condition: their exit.
1932 2007-10-19 Richard Guenther <rguenther@suse.de>
1936 * stor-layout.c (layout_type): Assert that aggregates do not
1937 have their alias sets set.
1938 * alias.c (get_alias_set): Return alias set zero for incomplete
1939 types, return the alias set of the element for incomplete array
1940 types, but do not remember these.
1942 2007-10-19 Richard Guenther <rguenther@suse.de>
1945 2007-10-19 Richard Guenther <rguenther@suse.de>
1948 * tree.c (build_array_type): Do not re-layout unbound array
1951 2007-10-19 Richard Guenther <rguenther@suse.de>
1954 * tree.c (build_array_type): Do not re-layout unbound array
1957 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1959 * config/mips/mips.c (mips_canonicalize_comparison): Check
1960 mips_relational_operand_ok_p before trying to rewrite the test.
1961 Only calculate PLUS_ONE if needed.
1962 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1965 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1967 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1970 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1972 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1973 the call uses the incoming value of $2.
1975 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1977 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1978 rather then gen_rtx_MEM.
1979 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1981 (mips_set_return_address): Likewise.
1982 (mips_restore_gp): Likewise.
1984 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1986 * config/mips/mips.c (gpr_mode): Delete.
1987 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1988 instead of gpr_mode.
1989 (mips_for_each_saved_reg): Likewise.
1990 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1991 (override_options): Don't initialize gpr_mode.
1992 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1994 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1996 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1998 (mips_class_max_nregs): Calculate the smallest consituent register
1999 size and use that to determine an upper bound on the number of
2002 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2004 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2006 (mips_expand_epilogue): ...here.
2007 (mips_mdebug_abi_name): New function, split out from...
2008 (mips_file_start): ...here.
2009 (mips_hard_regno_mode_ok_p): New function, split out from...
2010 (override_options): ...here.
2011 (mips_expand_builtin_1): New function, split out from...
2012 (mips_expand_buitin): ...here. Abort if we don't recognize
2015 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2017 * config/mips/mips.c (build_mips16_function_stub): Load the
2018 target address into $1 before transfering the arguments.
2019 Don't use ".set noreorder".
2020 (build_mips16_call_stub): Likewise.
2022 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2024 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2025 (mips_output_64bit_xfer): Likewise.
2026 (mips16_fp_args): Rename to...
2027 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2028 with a DIRECTION argument. Use mips_output_32bit_xfer and
2029 mips_output_64bit_xfer.
2030 (build_mips16_function_stub): Update accordingly.
2031 (mips16_fpret_double): Delete.
2032 (build_mips16_call_stub): Update after above changes.
2033 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2034 of mips16_fpret_double. Use GP_REG_RETURN.
2036 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2038 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2039 use asm_out_file instead.
2040 (build_mips16_function_stub): Likewise.
2041 (build_mips16_call_stub, mips_output_function_prologue): Update
2044 2007-10-18 David S. Miller <davem@davemloft.net>
2046 Add Niagara-2 support.
2047 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2048 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2049 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2050 (include): Add inclusion of niagara2.md
2051 * config/sparc/sparc.c (niagara2_costs): New.
2052 (sparc_override_options): Add niagara2 entry to cpu_default[]
2053 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2054 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2055 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2056 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2057 (sparc64_initialize_trampoline): Likewise.
2058 (sparc_use_sched_lookahead): Likewise.
2059 (sparc_issue_rate): Likewise.
2060 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2062 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2063 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2064 TARGET_CPU_niagara2.
2065 (PROCESSOR_NIAGARA2): New.
2066 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2067 (BRANCH_COST): Likewise.
2068 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2069 * config/sparc/sol2.h: Likewise.
2070 * config/sparc/niagara2.md: New file.
2072 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2074 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2076 (mips_compute_frame_info): Remove associated code.
2077 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2079 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2081 * config/mips/mips-protos.h (compute_frame_size): Delete.
2082 * config/mips/mips.h: Update comments.
2083 * config/mips/mips.c (mips_frame_info): Remove initialized.
2084 (compute_frame_size): Rename to...
2085 (mips_compute_frame_info): ...this and make static. Remove the
2086 SIZE argument and return no value. Remove the setting of initialized.
2087 Update rest of file accordingly.
2088 (mips_set_return_address): Don't call compute_frame_size.
2089 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2090 Don't call compute_frame_size.
2092 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2094 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2095 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2096 mips_hard_frame_pointer_required.
2097 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2098 large MIPS16 frames.
2099 * config/mips/mips.c (mips_frame_pointer_required): New function.
2101 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2103 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2104 and hard_frame_pointer_offset.
2105 (mips_debugger_offset): Use hard_frame_pointer_offset.
2106 (mips16e_collect_argument_save_p): Likewise.
2107 (compute_frame_size): Initialize arg_pointer_offset and
2108 hard_frame_pointer_offset.
2109 (mips_initial_elimination_offset): Use them.
2110 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2111 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2113 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2115 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2117 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2118 "unsigned int" rather than "int" and put them with the other
2119 register-related fields. Put expanded comments above fields
2120 rather than to their right.
2121 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2122 with a NUM_REGS_PTR argument.
2123 (mips16e_save_restore_pattern_p): Update accordingly.
2124 (compute_frame_size): Clarify frame diagram. Rewrite.
2126 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2128 * config/mips/mips-ftypes.def: New file.
2129 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2130 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2131 (mips_function_type): Redefine using mips-ftypes.def.
2132 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2133 (mips_builtin_vector_type): New function.
2134 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2135 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2136 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2137 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2139 (mips_build_function_type): New function.
2140 (mips_init_builtins): Use it to create types lazily.
2142 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2144 * config/mips/mips.h (set_volatile): Delete.
2145 * config/mips/mips.c (set_volatile): Delete.
2146 (mips_print_operand_punctuation): New function, split out from
2147 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2148 Use the same character ordering in the code and the comments.
2149 Use a recursive call to handle '*'. Abort on unknown characters.
2150 (mips_init_print_operand_punct): New function, split out from
2152 (mips_print_int_branch_condition): New function, split out from
2153 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2154 to report unexpected codes.
2155 (mips_print_float_branch_condition): New function, split out from
2156 print_operand. Use output_operand_lossage to report unexpected codes.
2157 (print_operand): Rework to use a case statement. Use the
2158 same letter ordering in the code and the comments. Use
2159 output_operand_lossage to report unexpected codes and
2160 reverse_condition to handle inverted branch conditions.
2161 (override_options): Use mips_init_print_operand_punct.
2163 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2165 * config/mips/mips.h: Move variable declarations to end of file and
2166 enclose them all in #ifndef USED_FOR_TARGET.
2167 * config/mips/mips.c: Reorder functions into more logical groups,
2168 and so that callees appear before callers. Put the targetm
2169 initializer at the end of the file. Remove forward static
2170 declarations where possible.
2171 (mips_init_builtins): Add "static" to definition.
2172 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2174 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2176 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2177 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2178 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2179 (mips_set_mips16_mode): Initialize min_anchor_offset and
2180 max_anchor_offset directly to constants.
2182 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2184 * config/mips/mips.c: Delete trailing whitespace.
2186 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2188 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2189 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2191 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2192 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2194 2007-10-18 David Daney <ddaney@avtrex.com>
2196 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2197 reg_offset variable to calculate register locations.
2199 2007-10-18 Richard Guenther <rguenther@suse.de>
2201 * tree-ssa.c (uid_ssaname_map_eq): New function.
2202 (uid_ssaname_map_has): Likewise.
2203 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2204 * tree-flow.h (struct gimple_df): Make default_defs a
2206 * tree-dfa.c (gimple_default_def): Deal with it.
2207 (set_default_def): Likewise.
2209 2007-10-18 Richard Guenther <rguenther@suse.de>
2211 * tree-flow.h (struct gimple_df): Make referenced_vars
2213 (uid_decl_map_eq): Declare.
2214 (uid_decl_map_hash): Likewise.
2215 * tree-ssa.c (uid_decl_map_eq): New function.
2216 (uid_decl_map_hash): Likewise.
2217 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2218 * tree-flow-inline.h (first_referenced_var): Deal with
2219 the referenced_vars representation change.
2220 (next_referenced_var): Likewise.
2221 * tree-dfa.c (referenced_var_lookup): Likewise.
2222 (referenced_var_check_and_insert): Likewise.
2223 (remove_referenced_var): Likewise.
2225 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2227 * config/mips/mips.c (mips_dwarf_register_span): New.
2228 (TARGET_DWARF_REGISTER_SPAN): Define.
2230 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2232 * config.gcc : update score-*-elf(extra_objs).
2233 * config/score/mac.md : Remove.
2234 * config/score/misc.md : Remove.
2235 * config/score/score7.md : Remove.
2236 * config/score/score-mdaux.h : Remove.
2237 * config/score/score-mdaux.c : Remove.
2238 * config/score/score-version.h : Remove.
2239 * config/score/score-generic.md : New.
2240 * config/score/score3.h : New.
2241 * config/score/score3.c : New.
2242 * config/score/score7.h : New.
2243 * config/score/score7.c : New.
2244 * config/score/mul-div.S : add flush_cache score3 support.
2245 * config/score/elf.h : Fix some typos.
2246 * config/score/score.md : merge score3 and score7 pattern.
2247 * config/score/score.c : use to seperate which target it used.
2248 * config/score/score.h : use to seperate the target macro.
2249 * config/score/score.opt : remove -mmac option , add -mscore3,
2250 -mscore3d and -march OPTION support.
2252 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2254 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2255 that the offset of a variable is not greater than the size
2258 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2260 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2261 atmega88p, atmega168p and atmega328p devices.
2262 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2263 (CRT_BINUTILS_SPECS): (Ditto.).
2264 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2266 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2268 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2270 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2271 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2272 (print_insn): Move declaration to ...
2273 * rtl.h (print_insn): ... here.
2275 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2277 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2278 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2279 m68k_sched_branch_type): Move declarations to ...
2280 * config/m68/m68k-protos.h: ... here.
2282 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2284 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2286 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2288 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2289 * config/avr/avr.h (LINK_SPEC): Likewise.
2290 (CRT_BINUTILS_SPECS): Likewsie.
2291 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2293 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2295 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2296 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2297 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2299 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2302 * reg-stack.c (move_for_stack_reg): Swap input argument of
2303 UNSPEC_TAN insn to the top of the stack.
2305 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2309 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2310 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2311 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2312 immediate shift value.
2313 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2314 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2315 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2316 Remove macros for !__OPTIMIZE__ case.
2318 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2320 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2322 (perform_var_substitution): Only DFS from real nodes. Don't test
2324 (unite_pointer_equivalences): Fix broken test.
2326 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2328 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2329 altivec sp_offset. Rearrange sp_offset assignments to
2330 correspond to stack adjustments. Use frame_reg_rtx for
2331 SPE register restores. Correct SPE stack adjustment.
2333 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2335 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2336 * toplev.c (check_global_declaration_1): Use appropriate warning
2337 option instead of unnamed warning.
2338 * stor-layout.c (layout_decl): Likewise.
2339 * c-typeck.c (build_conditional_expr): Likewise.
2340 (build_compound_expr): Fix wrong comment.
2341 (build_binary_op): Use appropriate warning option instead of
2343 * cfgexpand.c (tree_expand_cfg): Likewise.
2344 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2345 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2346 (execute_warn_function_return): Likewise.
2347 * stmt.c (warn_if_unused_value): Likewise.
2349 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2351 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2352 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2354 (CRT_BINUTILS_SPECS): Likewsie.
2355 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2357 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2360 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2362 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2364 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2365 (fini_dce): Only release them for the fast pass.
2366 (end_ud_dce): Delete.
2367 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2368 Call fini_dce instead of end_ud_dce.
2369 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2370 (run_fast_df_dce): Reset df_in_progress to false on exit.
2372 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2373 Maxim Kuvyrkov <maxim@codesourcery.com>
2375 * target.h (unspec_may_trap_p): New target hook.
2376 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2377 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2379 * targhooks.h (default_unspec_may_trap_p): Declare it.
2380 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2381 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2382 * rtl.h (may_trap_p_1): Declare.
2384 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2385 override default hook implementation.
2386 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2389 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2391 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2392 options enabled by Wextra and mention Wuninitialized.
2394 2007-10-15 Nigel Stephens <nigel@mips.com>
2396 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2398 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2400 PR tree-optimization/33136
2401 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2403 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2405 PR tree-optimization/33735
2406 PR tree-optimization/33572
2407 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2408 2007-10-09's change.
2409 * except.c (duplicate_eh_regions): Don't look for prev_try
2410 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2412 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2415 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2416 __builtin_va_arg_pack-containing call stmt.
2418 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2420 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2423 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2425 PR tree-optimization/33619
2426 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2429 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2431 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2433 2007-10-15 Richard Guenther <rguenther@suse.de>
2435 * fold-const.c (extract_array_ref): Remove.
2436 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2437 generic address expression comparison folding. Remove
2438 the folding that used extract_array_ref.
2440 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2443 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2444 speculation type of insn can be changed before trying to do that.
2446 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2448 * dse.c (struct insn_info): Add 'frame_read' field.
2449 (scan_insn): For the call to a const function, set frame_read if
2450 reload has been run.
2451 If the insn reads the frame, kill the frame related stores.
2452 (scan_reads_nospill): Likewise.
2454 2007-10-14 Jason Merrill <jason@redhat.com>
2456 * tree-eh.c (optimize_double_finally): Don't assume that the
2457 cleanup we're duplicating is only one statement.
2459 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2461 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2462 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2463 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2464 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2465 tree-vect-transform.c: Fix comment typos.
2466 * doc/extend.texi: Fix a typo.
2468 * c-common.h: Remove the prototype for c_expand_body.
2469 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2470 * tree.h: Remove the prototype for fold_build_call_expr.
2472 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2474 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2476 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2478 * config/rs6000/aix53.h: New file.
2479 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2480 (TARGET_ALTIVEC_ABI): Same.
2481 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2482 (TARGET_ALTIVEC_ABI): Delete.
2483 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2484 stanza defaulting to aix5.3.
2486 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2488 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2489 (strmov): Use defined constants.
2490 (cmpstrnsi): Likewise.
2491 * config/i386/i386.c (decide_alg): Use defined constants.
2492 (ix86_expand_strlen): Likewise.
2494 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2496 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2497 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2498 (mode_for_reg_attrs, var_lowpart): New functions.
2499 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2500 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2501 or copy is known, set LOC to the SET that performs the set, instead
2503 (find_src_status, find_src_set_src): Remove LOC parameter.
2504 Replace INSN with the source value.
2505 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2506 handling MO_SET and MO_COPY. Update the calls to find_src_status
2507 and find_src_set_src.
2509 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2512 * config/i386/i386.md (strmov): Check for esi and edi usage.
2513 * config/i386/i386.c (decide_alg): Check whether we can use a
2514 rep prefix and adjust algorithm choice accordingly.
2515 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2517 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2519 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2521 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2523 * global.c (build_insn_chain): Formatting fixes.
2525 2007-10-12 Richard Guenther <rguenther@suse.de>
2527 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2528 combining both operands require either both have single uses
2529 or combining to a constant.
2531 2007-10-12 Richard Guenther <rguenther@suse.de>
2534 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2535 a rhs with side-effects or which is a load.
2536 (forward_propagate_into_cond): Also try combining both operands.
2538 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2540 PR tree-optimization/33742
2541 * tree-vect-transform.c (vectorizable_operation): Return false
2542 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2543 (vectorizable_call): Same for rhs_type and lhs_type.
2545 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2547 PR tree-optimization/33645
2548 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2549 pass it to walk_tree.
2550 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2551 When calling set_is_used on a VAR_DECL, if data is not NULL and
2552 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2553 DECL_INITIAL after clearing the bit in bitmap.
2554 (remove_unused_locals): Adjust mark_all_vars_used callers.
2555 Instead of removing unused global vars from unexpanded_var_list
2556 immediately record them in bitmap, call mark_all_vars_used on
2557 all used global vars from unexpanded_var_list and only purge
2558 global vars that weren't found used even during that step.
2560 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2562 * gthr-posix.h (__gthread_active_init): Create detached instead of
2563 joinable thread when testing whether threads are active on hppa-hpux.
2564 * gthr-posix95.h (__gthread_active_init): Likewise.
2566 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2569 * global.c (build_insn_chain): Include insn that occur between
2572 2007-10-11 Tom Tromey <tromey@redhat.com>
2574 * gengtype-yacc.y: Delete.
2576 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2578 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2579 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2580 function_value_32, function_value_64, function_value_ms_64,
2581 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2582 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2585 2007-10-11 Richard Guenther <rguenther@suse.de>
2587 * gcse.c (hash_scan_set): If the next nonnote insn is in
2588 a different basic block insert the set.
2590 2007-10-11 Richard Guenther <rguenther@suse.de>
2593 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2594 (verify_gimple_expr): Use it to verify pointer-to types for
2597 2007-10-11 Richard Guenther <rguenther@suse.de>
2600 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2601 the array element type.
2603 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2605 PR rtl-optimization/33638
2606 * dse.c (struct insn_info): Remove 'stack_read' field,
2607 add 'stack_pointer_based' field.
2608 (record_store): For a store with non-constant base, record
2609 whether it is stack pointer based.
2610 (scan_insn): For the call to a const function, remove stack
2611 pointer based stores from the list of local active stores.
2612 (scan_reads_nospill): Delete code dealing with const functions.
2614 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2616 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2618 (conflict_p, set_conflict, set_conflicts): Likewise.
2619 * global.c (global_alloc): Likewise.
2620 * ra.h: Update prototypes.
2622 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2624 * opth-gen.awk: Fixed generation of comment stating the origin
2627 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2630 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2631 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2632 and '%}', respectively.
2635 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2636 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2637 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2639 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2643 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2644 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2645 syntax for ASSEMBLER_DIALECT.
2646 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2648 2007-10-10 Revital Eres <eres@il.ibm.com>
2650 * modulo-sched.c (check_nodes_order): Dump the final order of
2652 (get_sched_window): Add dump info.
2653 (calculate_order_params): Dump order params of the nodes.
2655 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2658 * ra-conflict.c (record_one_conflict_between_regnos,
2659 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2660 (global_conflicts): Enhanced incorrect check.
2662 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2664 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2665 if flag_exceptions is not set.
2666 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2667 assemble_name rather than incorrectly emulating it.
2669 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2670 friends are removed from G++.
2672 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2674 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2675 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2676 enabling them is redundant. Don't check two times for
2679 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2681 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2683 (set_conflicts_for_earlyclobber): Likewise.
2684 (global_conflicts): Likewise.
2686 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2688 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2689 and '%}', respectively.
2691 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2693 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2694 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2696 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2699 2007-10-09 Richard Guenther <rguenther@suse.de>
2702 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2703 of referenced structure and component.
2705 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2708 * ra-conflict.c (record_one_conflict_between_regnos,
2709 set_conflicts_for_earlyclobber, global_conflicts): Improved
2711 (global_conflicts): Removed incorrect check.
2713 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2715 PR tree-optimization/33615
2716 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2717 if the statement might throw. Fix formatting.
2719 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2721 PR tree-optimization/33615
2722 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2723 if the rhs might throw.
2725 2007-10-09 Jan Hubicka <jh@suse.cz>
2727 * invoke.texi (align-threshold, align-loop-iterations): Document.
2728 * final.c: Include cfgloop.h, params.h
2729 (compute_alignments): Dump decisions and compare them with loop
2730 structure; honor given parameters.
2731 (pass_compute_alignments): New dump file.
2732 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2733 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2735 2007-10-09 James E. Wilson <wilson@specifix.com>
2737 PR tree-optimization/33655
2739 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2740 convert it to bitsizetype before size_binop call.
2742 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2744 PR tree-optimization/33572
2745 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2746 the absence of a corresponding edge from the exit block.
2748 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2751 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2753 (sra_build_assignment): Likewise. Set up mask depending on
2754 precision, not type.
2755 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2756 computing bit masks.
2757 (sra_build_elt_assignment): Don't view-convert from signed to
2759 (sra_explode_bitfield_assignment): Use bit-field type if
2760 possible. Use BYTES_BIG_ENDIAN.
2762 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2765 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2766 the original stmt can throw.
2767 (sra_build_bf_assignment): Fix type mismatch when applying negated
2770 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2772 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2773 '#pragma mark' to be executed at preprocessing time.
2775 2007-10-08 Ollie Wild <aaw@google.com>
2777 * varasm.c (compare_constant): Removed call to
2778 lang_hooks.expand_constant.
2779 (copy_constants): Removed call to lang_hooks.expand_constant.
2780 (compute_reloc_for_constant): Removed call to
2781 lang_hooks.expand_constant.
2782 (output_addressed_constants): Removed call to
2783 lang_hooks.expand_constant.
2784 (constructor_static_from_elts_p): Removed call to
2785 lang_hooks.expand_constant.
2786 (output_constant): Removed calls to lang_hooks.expand_constant.
2787 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2788 * langhooks-def.h (lhd_return_tree): Removed.
2789 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2790 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2791 * langhooks.c (lhd_return_tree): Removed.
2793 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2795 * combine.c (setup_incoming_promotions): Ensure that
2796 arguments that have not undergone mode promotions do not
2797 incorrectly get marked as being sign- or zero-extended.
2799 2007-10-08 Richard Guenther <rguenther@suse.de>
2804 * fold-const.c (fold_binary): Use correct types in folding
2805 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2806 and building of RROTATE_EXPR.
2808 2007-10-08 Richard Guenther <rguenther@suse.de>
2813 * fold-const.c (fold_binary): Use the correct types when
2814 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2815 (fold_binary): Use the correct types when folding
2816 (-A) - B to (-B) - A.
2817 (fold_unary): Use the correct types when folding ~(X).
2819 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2821 * doc/invoke.texi (Wall): fix formatting issues.
2823 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2825 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2826 truncated shift counts.
2828 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2830 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2831 syntax for ASSEMBLER_DIALECT.
2832 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2834 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2835 Nathan Froyd <froydnj@codesourcery.com>
2837 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2838 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2840 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2843 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2845 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2846 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2847 the function, temporarily point the debug interface to the null one.
2849 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2851 PR tree-optimization/33655
2853 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2856 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2858 PR tree-optimization/33572
2859 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2860 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2861 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2863 (copy_edges_for_bb): Handle nonlocal label edges.
2864 (make_nonlocal_label_edges): Deleted.
2865 (optimize_inline_calls): Don't call it.
2867 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2869 * gthr-single.h: Revert last change.
2871 2007-10-05 Michael Matz <matz@suse.de>
2874 * lower-subreg.c (decompose_multiword_subregs): Use
2875 validate_unshare_change().
2877 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2879 * ra-conflict.c: Include "sparseset.h".
2880 (conflicts): Change to HOST_WIDEST_FAST_INT.
2881 (allocnos_live): Redefine variable as a sparseset.
2882 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2884 (allocno_row_words): Removed global variable.
2885 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2886 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2887 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2888 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2890 (record_one_conflict): Update uses of allocnos_live to use
2891 the sparseset routines. Use set_conflicts_p.
2892 (mark_reg_store): Likewise.
2893 (set_reg_in_live): Likewise.
2894 (global_conflicts): Update uses of allocnos_live.
2895 Use the new adjacency list to visit an allocno's neighbors
2896 rather than iterating over all possible allocnos.
2897 Call set_conflicts_p to setup conflicts rather than adding
2899 * global.c: Comments updated.
2900 (CONFLICTP): Delete define.
2901 (regno_compare): New function. Add prototype.
2902 (global_alloc): Sort the allocno to regno mapping according to
2903 which basic blocks the regnos are referenced in. Modify the
2904 conflict bit matrix to a compressed triangular bitmatrix.
2905 Only allocate the conflict bit matrix and adjacency lists if
2906 we are actually going to allocate something.
2907 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2908 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2909 allocno's neighbors rather than iterating over all possible allocnos.
2910 (mirror_conflicts): Removed function.
2911 (dump_conflicts): Iterate over regnos rather than allocnos so
2912 that all dump output will be sorted by regno number.
2913 Use the FOR_EACH_CONFLICT macro.
2914 * ra.h: Comments updated.
2915 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2916 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2918 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2919 (adjacency_list_d, adjacency_iterator_d): New types.
2920 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2921 adjacency_iter_next, regno_basic_block): New static inline functions.
2922 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2923 (conflict_p): Add function prototype.
2924 * sparseset.h, sparseset.c: New files.
2925 * Makefile.in (OBJS-common): Add sparseset.o.
2926 (sparseset.o): New rule.
2928 2007-10-05 Richard Guenther <rguenther@suse.de>
2931 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2934 2007-10-05 Michael Matz <matz@suse.de>
2937 * function.c (match_asm_constraints_1): Check for input
2938 being used in the outputs.
2940 2007-10-05 Richard Guenther <rguenther@suse.de>
2942 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2944 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2947 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2948 subset checks. Make the cost of FPR -> FPR moves depend on
2949 mips_mode_ok_for_mov_fmt_p.
2951 2007-10-04 Doug Kwan <dougkwan@google.com>
2953 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2954 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2955 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2956 support of conditional variables.
2957 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2958 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2959 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2960 support of conditional variables.
2961 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2962 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2963 conditional variables.
2964 * gthr.h: Update comments to document new interface.
2966 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2968 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2971 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2973 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2975 2007-10-04 Richard Guenther <rguenther@suse.de>
2978 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2979 does not need to be of INTEGER_TYPE.
2980 (verify_gimple_2): New function split out from ...
2981 (verify_gimple_1): ... here. ICE if there was an error during
2984 2007-10-04 Michael Matz <matz@suse.de>
2986 PR rtl-optimization/33653
2987 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2988 * dse.c (scan_insn): Same.
2990 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2992 * config.gcc: Remove USE_GAS for m68k targets.
2994 2007-10-04 Richard Guenther <rguenther@suse.de>
2996 PR tree-optimization/33627
2997 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2998 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3000 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3001 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3003 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3005 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3006 commands_in_epilogues): Remove variables.
3007 (avr_file_start): Remove unneded initializations of commands_in_file,
3008 commands_in_prologues and commands_in_epilogues variables.
3009 (avr_file_end): Remove dead code.
3011 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3013 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3014 MOTOROLA is to true.
3016 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3019 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3020 (mips_split_doubleword_move): ...this.
3021 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3022 use natural endianness for multi-format FPR values.
3023 (mips_split_64bit_move): Rename to...
3024 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3025 Use move_doubleword_fpr* patterns for moves involving FPRs.
3026 (mips_save_reg): Update the call to mips_split_64bit_move.
3027 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3028 nonzero constant into an FPR if the constant can be forced to memory.
3029 * config/mips/mips.md: Update the splitter calls to
3030 mips_split_64bit_move.
3031 (UNSPEC_LOAD_DF_LOW): Rename to...
3032 (UNSPEC_LOAD_LOW): ...this.
3033 (UNSPEC_LOAD_DF_HIGH): Rename to...
3034 (UNSPEC_LOAD_HIGH): ...this.
3035 (UNSPEC_STORE_DF_HIGH): Rename to...
3036 (UNSPEC_STORE_WORD): ...this.
3037 (SPLITF): New mode iterator.
3038 (HALFMODE): New mode attribute.
3039 (movtf): New expander.
3040 (*movtf_internal): New define_insn_and_split.
3041 (move_doubleword_fpr<mode>): New expander.
3042 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3044 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3045 (mfhc1<mode>): ...these more general patterns.
3047 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3049 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3051 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3053 * gcse.c (hash_scan_set): Insert set in insn before note at
3054 the end of basic block.
3056 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3058 PR tree-optimization/33576
3059 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3060 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3061 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3062 (remove_iv): Declared.
3063 * lambda-code.c (remove_iv): Not static.
3064 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3065 Don't remove ivs there, save ivs in the buffer.
3067 2007-10-03 Jason Merrill <jason@redhat.com>
3070 * tree-eh.c (same_handler_p): New fn.
3071 (optimize_double_finally): New fn.
3072 (refactor_eh_r): New fn.
3073 (refactor_eh): New fn.
3074 (pass_refactor_eh): New pass.
3075 * tree-pass.h: Declare it.
3076 * passes.c (init_optimization_passes): Add it.
3078 2007-10-03 Doug Kwan <dougkwan@google.com>
3079 Richard Guenther <rguenther@suse.de>
3082 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3083 be conservative instead.
3085 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3088 * doc/invoke.texi (-fwhole-program): Document that Fortran
3089 doesn't support this option.
3091 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3094 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3097 2007-10-02 David Daney <ddaney@avtrex.com>
3099 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3100 against constant zero.
3101 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3104 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3106 * ra-conflict.c: New file.
3108 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3109 usage to DF_LIVE usage.
3110 (reload): Remove reference to df_get_live_top.
3111 * rtlanal.c (subreg_nregs_with_regno): New function.
3112 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3113 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3114 (df_has_eh_preds): Removed.
3115 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3116 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3118 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3119 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3120 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3121 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3122 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3123 (global_alloc): Turn off rescanning insns after call to
3124 global_conflicts and added call to set_preferences.
3125 (global_conflicts): Moved to ra-alloc.c.
3126 (set_preferences_1, set_preferences): New function.
3127 (mirror_conflicts): Changed types for various variables.
3128 (mark_elimination): Change DF_RA_LIVE
3129 usage to DF_LIVE usage.
3130 (build_insn_chain): Rewritten from scratch and made local.
3131 (print_insn_chain, print_insn_chains): New functions.
3132 (dump_conflicts): Do not print conflicts for fixed_regs.
3133 (rest_of_handle_global_alloc): Turn off insn rescanning.
3134 * hard-reg-set.h: Fixed comment.
3135 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3136 usage to DF_LIVE usage and delete refs to TOP sets.
3137 (block_alloc): Mark regs as live if they are in the artificial
3138 defs at top of block.
3139 (find_stack_regs): New function.
3140 (rest_of_handle_local_alloc): Changed urec problem to live
3141 problem and do not turn off df rescanning.
3142 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3143 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3144 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3145 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3146 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3147 fields in df_ref_flags. The rest have been renumbered.
3148 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3150 * rtl.h (subreg_nregs_with_regno): New function.
3151 * df-problems.c: (df_get_live_out, df_get_live_in,
3152 df_get_live_top): Removed reference to DF_RA_LIVE.
3153 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3154 df_live_alloc, df_live_reset, df_live_local_finalize,
3155 df_live_free): Make top set only if different from in set.
3156 (df_lr_top_dump, df_live_top_dump): Only print top set if
3157 different from in set.
3158 (df_lr_bb_local_compute): Removed unnecessary check.
3159 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3160 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3161 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3162 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3163 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3164 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3165 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3166 df_urec_add_problem): Removed.
3167 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3169 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3170 * basic_block.h (bb_has_abnormal_pred): New function.
3171 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3172 usage to DF_LIVE usage.
3174 2007-10-02 Revital Eres <eres@il.ibm.com>
3176 * config/rs6000/predicates.md (easy_vector_constant): Return false
3177 for 750CL paired vectors.
3178 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3180 (vec_initv2sf): Add new description.
3181 (vconcatsf): Likewise.
3182 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3183 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3185 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3187 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3188 sinking the last stmt in a BB.
3190 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3193 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3194 (sra_hash_tree): Handle BIT_FIELD_REFs.
3195 (sra_elt_hash): Don't hash bitfld blocks.
3196 (sra_elt_eq): Skip them in parent compares as well. Handle
3198 (build_element_name_1): Handle BIT_FIELD_REFs.
3199 (instantiate_element): Propagate nowarn from parents. Create
3200 BIT_FIELD_REF for variables that are widened by scalarization.
3201 Gimple-zero-initialize all bit-field variables that are not
3202 part of parameters that are going to be scalarized on entry.
3203 (instantiate_missing_elements_1): Return the sra_elt.
3204 (canon_type_for_field): New.
3205 (try_instantiate_multiple_fields): New. Infer widest possible
3206 access mode from decl or member type, but clip it at word
3207 size, and only widen it if a field crosses an alignment
3209 (instantiate_missing_elements): Use them.
3210 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3211 (scalar_bitfield_p): New.
3212 (sra_build_assignment): Optimize assignments from scalarizable
3213 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3216 (sra_build_bf_assignment): New. Optimize assignments to
3217 scalarizable BIT_FIELD_REFs.
3218 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3219 assignments to full variables.
3220 (generate_copy_inout): Use the new macros and functions.
3221 (generate_element_copy): Likewise. Handle bitfld differences.
3222 (generate_element_zero): Don't recurse for blocks. Use
3223 sra_build_elt_assignment.
3224 (generate_one_element_init): Take elt instead of var. Use
3225 sra_build_elt_assignment.
3226 (generate_element_init_1): Adjust.
3227 (bitfield_overlap_info): New struct.
3228 (bitfield_overlaps_p): New.
3229 (sra_explode_bitfield_assignment): New. Adjust widened
3230 variables to account for endianness.
3231 (sra_sync_for_bitfield_assignment): New.
3232 (scalarize_use): Re-expand assignment to/from scalarized
3233 BIT_FIELD_REFs. Explode or sync needed members for
3234 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3235 (scalarize_copy): Use REPLDUP.
3236 (scalarize_ldst): Move assert before dereference. Adjust EH
3238 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3240 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3242 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3243 Rename CR_* constants to CMP_*. Fix spacing.
3245 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3248 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3249 to be processed with the special script doc/install.texi2html.
3251 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3253 * doc/invoke.texi (Wall): List the options enabled by Wall.
3254 (Wstrict-aliasing): Add missing @option.
3256 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3258 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3259 rather than gen_lowpart to change a register from DImode to DFmode.
3260 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3261 both FROM and TO are integer modes that are no bigger than 4 bytes.
3262 (mips_mode_ok_for_mov_fmt_p): New function.
3263 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3264 (mips_secondary_reload_class): Tweak formatting and comments.
3265 Use reg_class_subset_p instead of direct comparisons with
3266 classes. Only allow direct FPR<->FPR moves for modes that
3267 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3268 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3269 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3270 (*movdi_64bit): Likewise.
3271 (*movsi_internal): Likewise.
3272 (*movhi_internal): Likewise.
3273 (*movqi_internal): Likewise.
3275 2007-09-30 Diego Novillo <dnovillo@google.com>
3278 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3281 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3283 PR tree-optimization/33597
3284 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3285 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3287 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3289 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3290 instead of variants of (!reload_in_progress && !reload_completed).
3291 (x86_expand_vector_move): Ditto.
3293 2007-09-28 Ollie Wild <aaw@google.com>
3296 2007-09-27 Ollie Wild <aaw@google.com>
3298 * varasm.c (compare_constant): Removed call to
3299 lang_hooks.expand_constant.
3300 (copy_constants): Removed call to lang_hooks.expand_constant.
3301 (compute_reloc_for_constant): Removed call to
3302 lang_hooks.expand_constant.
3303 (output_addressed_constants): Removed call to
3304 lang_hooks.expand_constant.
3305 (constructor_static_from_elts_p): Removed call to
3306 lang_hooks.expand_constant.
3307 (output_constant): Removed calls to lang_hooks.expand_constant.
3308 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3309 * langhooks-def.h (lhd_return_tree): Removed.
3310 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3311 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3312 * langhooks.c (lhd_return_tree): Removed.
3314 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3317 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3318 argument to gen_selb.
3320 2007-09-28 Chao-ying Fu <fu@mips.com>
3322 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3323 * doc/libgcc.texi (Fixed-point fractional library routines):
3324 Fix typos for neg and cmp functions.
3326 2007-09-28 Michael Matz <matz@suse.de>
3328 PR rtl-optimization/33552
3329 * function.c (match_asm_constraints_1): Check for overlap in
3330 inputs and replace all occurences.
3332 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3334 * config/mips/mips.c (override_options): Fix comment typo.
3336 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3338 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3339 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3340 * config/bfin/t-bfin-linux (crti.o): Don't build.
3342 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3343 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3345 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3347 2007-09-27 Ollie Wild <aaw@google.com>
3349 * varasm.c (compare_constant): Removed call to
3350 lang_hooks.expand_constant.
3351 (copy_constants): Removed call to lang_hooks.expand_constant.
3352 (compute_reloc_for_constant): Removed call to
3353 lang_hooks.expand_constant.
3354 (output_addressed_constants): Removed call to
3355 lang_hooks.expand_constant.
3356 (constructor_static_from_elts_p): Removed call to
3357 lang_hooks.expand_constant.
3358 (output_constant): Removed calls to lang_hooks.expand_constant.
3359 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3360 * langhooks-def.h (lhd_return_tree): Removed.
3361 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3362 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3363 * langhooks.c (lhd_return_tree): Removed.
3365 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3368 * expr.c (emit_group_load_1): Split constant double when destination
3369 length is half source length.
3371 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3373 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3374 (mips_cpu_info): Add tune_flags.
3375 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3376 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3378 (override_options): Remove deprecation code. Use branch-likely
3379 instructions for optimize_size or if the tuning flags do not
3380 suggest otherwise. Tweak warning.
3381 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3383 2007-09-27 Matthias Klose <doko@ubuntu.com>
3385 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3386 multilib osdirname if it exists.
3387 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3389 2007-09-27 Ian Lance Taylor <iant@google.com>
3391 PR tree-optimization/33565
3392 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3393 assignments of comparisons.
3394 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3395 parameter. Change caller. Defer overflow warnings around call to
3397 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3398 TREE_NO_WARNING is set on the statement.
3399 * tree-ssa-forwprop.c
3400 (tree_ssa_forward_propagate_single_use_vars): Don't test
3401 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3402 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3404 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3406 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3407 reduce offset by units of 0x10000 for SPE vector modes or modes
3408 used with E500 double instructions.
3410 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3412 * simplify-rtx.c (comparison_result): New.
3413 (simplify_const_relational_operation): Use it instead of the five
3414 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3415 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3416 optimizations. Extract nonzero_address_p optimizations into a
3417 separate "if" together with optimizations where op1 is const0_rtx.
3418 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3419 floating-point arguments too when appropriate. Hoist test for ABS
3420 outside the final switch statement.
3421 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3422 folded_arg0 if we found a constant equivalent. Remove
3423 transformations done in simplify-rtx.c for "op0 RELOP op0".
3425 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3427 * builtins.c (expand_builtin, expand_builtin_object_size,
3428 expand_builtin_memory_chk, maybe_emit_chk_warning,
3429 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3431 * expr.c (expand_expr_real_1): Likewise.
3432 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3433 (lhd_print_error_function): Add third argument.
3434 * langhooks.h (struct diagnostic_info): Add forward decl.
3435 (struct lang_hooks): Add third argument to print_error_function.
3436 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3437 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3439 (diagnostic_report_current_function): Likewise.
3440 * toplev.c (announce_function): Pass NULL as second argument to
3441 diagnostic_set_last_function.
3442 * diagnostic.c (diagnostic_report_current_function): Add second
3443 argument, pass it as third argument to lang_hooks.print_error_function.
3444 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3445 to diagnostic_report_current_function.
3446 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3447 and message.abstract_origin.
3448 (verbatim): Initialize abstract_origin.
3449 * pretty-print.h (text_info): Add abstract_origin field.
3450 * pretty-print.c (pp_base_format): Handle %K.
3451 * langhooks.c (lhd_print_error_function): Add third argument. If
3452 diagnostic->abstract_origin, print virtual backtrace.
3453 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3454 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3455 (init_dynamic_diag_info): Likewise.
3457 2007-09-26 David Daney <ddaney@avtrex.com>
3460 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3461 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3462 sync_old_nand<mode>, sync_new_nand<mode>,
3463 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3464 Update length attributes.
3465 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3466 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3468 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3469 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3470 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3473 2007-09-26 Richard Guenther <rguenther@suse.de>
3475 PR tree-optimization/33563
3476 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3477 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3479 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3480 get_use_of_stmt_lhs.
3482 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3485 * c-common.c (complete_array_type): Diagnose too-large arrays and
3486 set type to error_mark_node.
3488 2007-09-26 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/30375
3491 PR tree-optimization/33560
3492 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3496 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3498 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3499 (dse_global_data): Add aggregate_vardecl field.
3500 (dse_possible_dead_store_p): New.
3501 Add prev_defvar variable.
3502 Allow immediate uses and previous immediate uses to differ
3503 if they are setting different parts of the whole.
3504 (get_aggregate_vardecl): New.
3505 (dse_record_partial_aggregate_store): New.
3506 (dse_whole_aggregate_clobbered_p): New.
3507 (dse_partial_kill_p): New.
3508 Call dse_maybe_record_aggregate_store().
3509 When checking whether a STMT and its USE_STMT refer to the
3510 same memory address, check also for partial kills that clobber
3512 Move some variable definitions to the block where they are used.
3513 (aggregate_vardecl_hash): New.
3514 (aggregate_vardecl_eq): New.
3515 (aggregate_vardecl_free): New.
3516 (aggregate_whole_store_p): New.
3517 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3518 Mark which aggregate stores we care about.
3520 2007-09-25 DJ Delorie <dj@redhat.com>
3523 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3526 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3529 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3530 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3531 for vector int32 -> int64 conversions. Don't write beyond the end
3532 of the allocated vector for int32 -> int64 conversions.
3534 2007-09-25 Revital Eres <eres@il.ibm.com>
3536 * config/rs6000/paired.h (paired_sel): New.
3537 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3538 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3539 when expanding selv2sf.
3540 * config/rs6000/rs6000.h (rs6000_builtins): Add
3541 PAIRED_BUILTIN_SELV2SF4.
3543 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3546 * c-typeck.c (default_conversion): Call require_complete_type
3547 before perform_integral_promotions.
3548 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3549 (build_c_cast): Call require_complete_type except for casts to
3551 (convert_for_assignment): Call require_complete_type.
3553 2007-09-25 Revital Eres <eres@il.ibm.com>
3555 * config/spu/spu.md: Fix doloop pattern.
3557 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3559 * config/bfin/bfin.c (expand_prologue_reg_save,
3560 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3561 and ASTAT moved here...
3562 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3563 ... from here. New argument ALL; callers changed.
3564 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3565 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3566 have the "saveall" attribute.
3568 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3570 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3572 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3573 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3574 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3576 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3577 with REG_P tests before REGNO access.
3579 2007-09-24 DJ Delorie <dj@redhat.com>
3582 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3584 (movqicc_<code>_<mode>): Likewise.
3585 (movhicc_<code>_<mode>): Likewise.
3587 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3590 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3591 register for reload.
3593 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3596 * config/i386/i386.c (ix86_comp_type_attributes): Check
3599 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3601 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3602 "move.l %a4,%a4" to produce nops.
3603 * config/m68k/m68k.c (override_options): Reset align options,
3604 if neccessary align macro isn't avaible.
3606 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3608 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3610 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3612 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3614 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3615 reload is completed.
3616 (peephole pattern): Convert most of them to RTL peephole pattern.
3618 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3620 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3621 (moved from fp compare patterns).
3622 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3623 Cleanup predicates to relieve reload.
3624 (conditional_trap): Reject conditional trap with fp condition.
3625 * config/m68k/predicates.md (fp_src_operand): New, reject
3626 certain constants early.
3628 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3630 * final.c (final_scan_insn): Remove accidentally duplicated code.
3632 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3634 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3635 Allow --with-tune=cell and --with-cpu=cell.
3637 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3639 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3640 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3642 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3644 (TARGET_BUILTIN_RECIPROCAL): Use it.
3645 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3646 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3647 (rs6000_emit_swrsqrtsf): New.
3648 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3650 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3651 (divsf3): Remove swdiv support.
3654 (rsqrt_internal1): New.
3655 (divdf3): Remove swdiv support.
3658 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3661 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3663 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3664 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3665 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3666 lang_hooks.type.type_hash_eq in addition to generic tests.
3668 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3669 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3671 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3672 reflect the cost per call to a target specific builtin.
3673 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3674 call to a target specific builtin, then use target_builtin_call_cost.
3675 (init_inline_once): Initialize target_builtin_call_cost field.
3677 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3680 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3683 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3685 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3686 * configure: Regenerated.
3688 2007-09-23 Ollie Wild <aaw@google.com>
3690 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3692 (get_pointer_modulus_and_residue): New function.
3694 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3696 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3697 combine an SC return value into a single register.
3699 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3701 * opth-gen.awk (target_flags_explicit): Declare.
3702 * toplev.h (target_flags_explicit): Delete declaration.
3703 * toplev.c (target_flags): Likewise.
3704 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3705 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3706 Never return true for TARGET_MIPS16.
3707 * config/mips/mips.c (mips_llsc): Delete.
3708 (mips_handle_option): Remove -mllsc handling.
3709 (mips_strip_unspec_address): Tweak comment.
3710 * config/mips/mips.opt (mllsc): Use a target mask.
3712 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3714 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3715 word_mode as well as Pmode.
3717 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3719 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3720 parameters from word_mode to the subword type if such a truncation
3723 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3725 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3726 * configure: Regenerated.
3728 2007-09-23 Jan Hubicka <jh@suse.cz>
3730 * params.def (INLINE_CALL_COST): Set to 12.
3731 * invoke.texi (inline-call-cost): Update default value.
3733 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3735 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3737 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3738 Revital Eres <eres@il.ibm.com>
3740 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3741 checks whether the count_reg is found outside the control part.
3743 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3745 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3746 instead of checking CALL_EXPR_FN directly to test for builtins.
3747 If error or warning attributes are present, print
3748 error resp. warning.
3749 * c-common.c (handle_error_attribute): New function.
3750 (c_common_attribute_table): Add error and warning
3752 * doc/extend.texi: Document error and warning attributes.
3754 * tree.h (block_nonartificial_location): New prototype.
3755 * tree.c (block_nonartificial_location): New function.
3756 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3757 if artificial attribute is present on abstract inline decl.
3758 * c-common.c (handle_artificial_attribute): New function.
3759 (c_common_attribute_table): Add artificial attribute.
3760 * final.c (override_filename, override_linenum): New variables.
3761 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3762 and override_linenum if inside of a block inlined from
3763 __attribute__((__artificial__)) function.
3764 (notice_source_line): Honor override_filename and override_linenum.
3765 * doc/extend.texi: Document __attribute__((__artificial__)).
3766 * config/i386/emmintrin.h: Add __artificial__ attribute to
3767 all __always_inline__ functions.
3768 * config/i386/mmintrin.h: Likewise.
3769 * config/i386/tmmintrin.h: Likewise.
3770 * config/i386/mm3dnow.h: Likewise.
3771 * config/i386/pmmintrin.h: Likewise.
3772 * config/i386/ammintrin.h: Likewise.
3773 * config/i386/xmmintrin.h: Likewise.
3774 * config/i386/smmintrin.h: Likewise.
3775 * config/i386/bmmintrin.h: Likewise.
3776 * config/i386/mmintrin-common.h: Likewise.
3779 * expr.c (expand_constructor): New function.
3780 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3781 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3784 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3786 * config/mips/mips.c (dump_constants_1): Generalize to include
3787 fractional and accumulator modes.
3789 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3791 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3792 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3794 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3795 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3797 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3799 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3801 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3802 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3804 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3805 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3806 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3808 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3810 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3811 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3812 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3814 2007-09-22 Jason Merrill <jason@redhat.com>
3817 * attribs.c (lookup_attribute_spec): Split out...
3818 (decl_attributes): From here.
3819 * tree.h: Declare it.
3821 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3823 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3825 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3827 * tree-inline.c (remap_type_1): Correctly chain variants.
3829 2007-09-22 Richard Guenther <rguenther@suse.de>
3831 PR tree-optimization/33146
3832 * fold-const.c (fold_binary): Use the original tree
3834 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3835 also changes "sign".
3837 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3840 * except.c (finish_eh_generation): Call commit_edge_insertions if
3841 there are insns queued on the entry edge.
3842 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3845 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3847 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3849 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3851 * config/i386/i386.c: Delete trailing whitespace.
3852 * config/i386/i386.h: Ditto.
3853 * config/i386/bmmintrin.h: Ditto.
3854 * config/i386/sync.md: Ditto.
3855 * config/i386/ppro.md: Ditto.
3856 * config/i386/mmx.md: Ditto.
3857 * config/i386/constraints.md: Ditto.
3858 * config/i386/sse.md: Ditto.
3859 * config/i386/athlon.md: Ditto.
3860 * config/i386/i386.md: Ditto.
3862 2007-09-21 Richard Guenther <rguenther@suse.de>
3864 PR tree-optimization/33508
3865 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3866 quadratic loop by keeping a bitmap of variables we have
3867 to clobber all subvariables for.
3868 (set_initial_properties): Likewise.
3870 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3872 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3874 2007-09-20 Nigel Stephens <nigel@mips.com>
3875 Chao-ying Fu <fu@mips.com>
3877 * c-decl.c (finish_declspecs): When _Sat is used without
3878 _Fract or _Accum, set the default type to cts_fract.
3879 This avoids a warning of "type defaults to int".
3881 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3883 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3884 bit-fields wider than one bit.
3886 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3889 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3891 * dbxout.c (dbxout_type): Likewise.
3895 * gimplify.c (gimplify_vla_decl): New function.
3896 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3898 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3900 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3902 * doc/invoke.texi (-minterlink-mips16): Document.
3903 * config/mips/mips.opt (minterlink-mips16): New option.
3904 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3907 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3909 * doc/extend.texi (Attribute Syntax): Remove old speculative
3912 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3914 * combine.c: Include cgraph.h.
3915 (setup_incoming_promotions): Rework to allow more aggressive
3916 elimination of sign extensions when all call sites of the
3917 current function are known to lie within the current unit.
3919 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3921 * dse.c (find_shift_sequence): No-op rework of control flow.
3923 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3925 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3926 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3928 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3930 * cfgexpand.c (dump_stack_var_partition): Use the correct
3931 index for the offset.
3933 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3935 * config/mips/sde.h: Switch to GPLv3.
3937 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3939 * tree-sra.c (decide_block_copy): Decide if there are groups.
3941 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3943 * config/m68k/m68k.c (output_move_himode): Remove jump table
3945 config/m68k/m68k.md (lea): Likewise.
3946 * config/m68k/m68k.c (print_operand_address): Use simple pc
3947 relative addressing.
3949 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3951 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3952 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3954 (asm_insn_count): Pass template as second argument to it.
3955 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3956 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3957 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3958 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3959 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3960 (sh_insn_length_adjustment): Pass template as second argument to it.
3961 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3963 * config/bfin/bfin.md (define_asm_attributes): New.
3965 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3967 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3969 * config/bfin/print-sysroot-suffix.sh: New.
3970 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3971 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3972 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3973 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3974 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3975 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3976 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3977 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3978 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3979 (linux-sysroot-suffix.h): New target.
3980 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3981 (mspecld-anomaly): Likewise.
3982 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3983 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3984 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3985 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3986 (bfin_si_revision): Declare.
3987 (bfin_workarounds): Declare.
3988 (WA_SPECULATIVE_LOADS): Define.
3989 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3990 (WA_SPECULATIVE_SYNCS): Define.
3991 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3992 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3993 (LIB_SPEC): Add %s to the linker scripts.
3994 Use proper linker script for bf522, bf525, bf527,
3995 bf538, bf539, bf542, bf544, bf548, and bf549.
3996 * config/bfin/bfin.c (bfin_si_revision): Define.
3997 (bfin_workarounds): Define.
3998 (struct bfin_cpu): New.
4000 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4001 (override_options): Set bfin_workarounds.
4002 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4003 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4004 ENABLE_WA_SPECULATIVE_LOADS.
4005 (bfin_reorg): Likewise.
4006 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4007 macros for bf522, bf525, bf527, bf538, bf539,
4008 bf542, bf544, bf548, and bf549.
4009 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4010 Don't define __ID_SHARED_LIB__ when -msep-data.
4011 (TARGET_DEFAULT): Define as 0.
4012 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4013 * doc/invoke.texi (Blackfin Options): Document silicon
4014 revision part of -mcpu option and it now accepts bf522, bf525,
4015 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4017 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4019 * alias.c (memory_modified_1): Deconstify.
4020 (memory_modified_in_insn_p): Don't use const_note_stores.
4021 * rtl.h (const_note_stores): Delete.
4022 * rtlanal.c (const_note_stores): Likewise.
4024 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4026 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4029 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4033 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4034 (addsi_small_int): Likewise.
4035 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4036 (one_cmplsi2): Likewise.
4038 (enter_func): Expand insn using hard_frame_pointer_rtx and
4041 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4042 hard_frame_pointer_rtx instead of using REGNO() check.
4043 Properly sign extend GEN_INT() argument.
4045 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4047 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4049 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4050 alternatives with just jcc.
4051 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4052 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4053 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4054 dbge_hi, dbge_si): Likewise.
4056 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4058 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4059 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4060 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4061 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4062 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4064 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4066 * config/m68k/m68k-devices.def (51qe): New device.
4067 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4068 to all uses of FL_FOR_isa_c for compatibility.
4069 (all_microarchs): Add cfv1 microarchitecture.
4070 (m68k_handle_option): Handle m51qe option.
4071 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4072 (TUNE_CFV1): New macro.
4073 (enum uarch_type): Add ucfv1.
4074 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4076 2007-09-18 Richard Guenther <rguenther@suse.de>
4078 PR tree-optimization/31863
4079 * tree-ssa-structalias.c (create_variable_info_for): Always
4080 free the fieldstack.
4082 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4084 * opts.c (decode_options): Enable vectorization under -O3.
4086 2007-09-18 Richard Guenther <rguenther@suse.de>
4088 PR tree-optimization/33340
4089 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4090 SSA_NAMEs that occur in abnormal PHI nodes.
4092 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4094 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4095 Don't use const_get_call_expr_in.
4096 * tree-gimple.c (const_get_call_expr_in): Delete.
4097 * tree-gimple.h (const_get_call_expr_in): Likewise.
4099 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4101 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4102 not yet have a basic block.
4103 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4105 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4107 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4108 to both ".section"s.
4110 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4112 * config/mips/mips.c (mips_output_mi_thunk): Use
4113 mips_function_ok_for_sibcall and const_call_insn_operand
4114 to determine if a direct sibcall is allowed. Use
4115 mips_classify_symbol to determine a global pointer is needed.
4117 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4119 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4121 2007-09-17 Chao-ying Fu <fu@mips.com>
4122 Nigel Stephens <nigel@mips.com>
4124 * config/fixed-bit.h: New file.
4125 * config/fixed-bit.c: New file.
4126 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4128 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4130 * c-format.h (format_kind_info): Add alloc_char field.
4131 * c-format.c (scanf_flag_specs): Add 'm'.
4132 (scanf_flag_pairs): Add 'a', 'm' pair.
4133 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4134 (format_types_orig): Add alloc_char fields.
4135 (check_format_info_main): Rename aflag to alloc_flag.
4136 Handle fki->alloc_char. modifier after width and before length
4137 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4138 length modifiers as well.
4139 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4142 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4143 returned by build_call_expr.
4145 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4147 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4148 NULL for variable-sized records too.
4149 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4151 2007-09-17 Tom Tromey <tromey@redhat.com>
4153 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4154 (c_builtin_function): Likewise.
4155 (grokdeclarator): Likewise.
4157 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4159 PR rtl-optimization/26449
4160 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4161 (seq_insns_valid_p): Removed.
4163 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4165 * tree-nomudflap.c (gate_mudflap): New static function.
4166 (pass_mudflap_1): Use it as gate function.
4167 (pass_mudflap_2): Likewise.
4169 2007-09-17 Jan Hubicka <jh@suse.cz>
4173 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4175 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4177 PR tree-optimization/33319
4178 * tree-vect-analyze.c (vect_same_range_drs): New.
4179 (vect_vfa_range_equal): New.
4180 (vect_is_duplicate_ddr): Removed.
4181 (vect_mark_for_runtime_alias_test): Do not perform marking when
4182 optimizing for size or max_param for alias checking is zero.
4183 Move the function before vect_analyze_data_ref_dependence.
4184 (vect_analyze_data_ref_dependence): Add call to
4185 vect_mark_for_runtime_alias_test in two cases when dependence
4187 (vect_analyze_data_ref_dependences): Do not call to
4188 vect_mark_for_runtime_alias_test.
4189 (vect_prune_runtime_alias_test_list): New.
4190 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4191 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4192 Update vec_outside_cost.
4193 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4194 (vect_create_cond_for_alias_checks): Build the base address of data
4195 reference from DR_GROUP_FIRST_DR.
4196 (vect_loop_versioning): New.
4197 (vect_transform_loop): Add a call to vect_loop_versioning.
4198 Remove factored out code.
4200 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4203 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4206 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4208 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4209 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4210 Fix the call to insn_rtx_cost. Skip access sizes that require a
4211 real truncation of the store register. Use convert_move instead
4212 of gen_lowpart when narrowing the result.
4213 (replace_read): Use convert_move instead of gen_lowpart when
4214 narrowing the store rhs.
4216 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4218 * config/mips/mips.md (SHORT): Fix long line.
4219 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4220 to QImode and HImode.
4222 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4224 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4226 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4228 * tree-parloops.c: New file.
4229 * tree-ssa-operands.h (free_stmt_operands): Declare.
4230 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4232 * tree-pass.h (pass_parallelize_loops): Declare.
4233 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4235 (build_omp_regions_1): Allow analysing just a single OMP region and
4237 ( build_omp_regions_root, omp_expand_local): New functions.
4238 (build_omp_regions): Add argument to build_omp_regions_1 call.
4239 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4240 autoparallelization is run.
4241 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4242 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4243 pass_parallelize_loops): New.
4244 * common.opt (ftree-parallelize-loops): New.
4245 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4246 parallelize_loops): Declare.
4247 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4248 * Makefile.in (tree-parloops.o): Added.
4249 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4251 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4252 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4253 one extra edge as well.
4254 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4255 Use VEC_free to free doms vector.
4256 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4257 operands. Recompute operand caches in the new function.
4258 (move_sese_region_to_fn): Update loop info.
4259 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4260 * tree-ssa-operands.c (free_stmt_operands): New function.
4262 * doc/passes.texi: Document autoparallelization.
4263 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4265 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4268 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4271 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4273 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4274 the VEC is not NULL.
4275 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4276 get_vectype_for_scalar_type succeeded.
4277 (vectorizable_conversion): Likewise.
4279 2007-09-14 Jan Hubicka <jh@suse.cz>
4281 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4284 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4287 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4288 register when operands[2] equals operands[1].
4289 (remainderxf3): Ditto.
4291 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4292 Nigel Stephens <nigel@mips.com>
4294 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4295 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4296 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4298 (_Unwind_ForcedUnwind): Likewise.
4299 (_Unwind_Resume): Likewise.
4300 (_Unwind_Resume_or_Rethrow): Likewise.
4301 (_Unwind_Backtrace): Likewise.
4302 (_Unwind_SjLj_RaiseException): Likewise.
4303 (_Unwind_SjLj_ForcedUnwind): Likewise.
4304 (_Unwind_SjLj_Resume): Likewise.
4305 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4306 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4308 (_Unwind_ForcedUnwind): Likewise.
4309 (_Unwind_Resume): Likewise.
4310 (_Unwind_Resume_or_Rethrow): Likewise.
4311 (_Unwind_Backtrace): Likewise.
4312 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4313 (_Unwind_ForcedUnwind): Likewise.
4314 (_Unwind_RaiseException): Likewise.
4315 (_Unwind_Resume): Likewise.
4316 (_Unwind_Resume_or_Rethrow): Likewise.
4318 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4319 nomips16 mode when IN_LIBGCC2 with hard float.
4321 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4323 * config/mips/sdemtk.opt: Update to GPLv3.
4324 * config/mips/sdemtk.h: Likewise.
4326 2007-09-14 Nigel Stephens <nigel@mips.com>
4328 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4329 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4330 for mipsisa32-*-linux*.
4332 2007-09-14 Nigel Stephens <nigel@mips.com>
4333 David Ung <davidu@mips.com>
4334 Thiemo Seufer <ths@mips.com>
4335 Richard Sandiford <richard@codesourcery.com>
4337 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4338 * configure.ac: Add a mipssde threading type.
4339 * configure: Regenerate.
4340 * config/mips/sdemtk.h: New file.
4341 * config/mips/t-sdemtk: Likewise.
4342 * config/mips/sdemtk.opt: Likewise.
4343 * gthr-mipssde.h: Likewise.
4344 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4345 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4346 (MIPS_ICACHE_SYNC): New macro, split from ...
4347 * config/mips/mips.md (clear_cache): ...here.
4348 * config/mips/mips.c (mips_save_reg_p): Check
4349 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4350 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4351 (build_mips16_call_stub): Likewise.
4353 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4355 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4357 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4360 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4361 current_frame_info.n_local_regs. Don't return emitted local
4363 (ia64_compute_frame_size): Improve unwind hack to put
4364 RP, PFS, FP in that order by allowing some of the registers
4365 been already emitted, as long as they are emitted to the
4368 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4370 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4371 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4372 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4374 2007-09-13 Eric Christopher <echristo@apple.com>
4375 Kenneth Zadeck <zadeck@naturalbridge.com>
4377 * dse.c (find_shift_sequence): New function.
4378 (replace_read): Add case to remove read if it requires shift.
4379 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4381 2007-09-13 Tom Tromey <tromey@redhat.com>
4383 * c-common.c (fname_as_string): Update.
4384 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4385 (c_lex_one_token): Update. Add 'parser' argument.
4386 (c_parser_simple_asm_expr): Update.
4387 (c_parser_attributes): Update.
4388 (c_parser_asm_statement): Update.
4389 (c_parser_asm_operands): Update.
4390 (c_parser_peek_token): Update.
4391 (c_parser_peek_2nd_token): Update.
4392 * c-lex.c (c_lex_string_translate): Remove.
4393 (c_lex_return_raw_strings): Likewise.
4394 (c_lex_with_flags): Added 'lex_flags' argument.
4395 (lex_string): Added 'translate' argument.
4396 * c-pragma.h (c_lex_with_flags): Update.
4397 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4398 (C_LEX_STRING_NO_TRANSLATE): New define.
4399 (C_LEX_RAW_STRINGS): Likewise.
4401 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4404 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4405 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4406 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4407 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4408 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4409 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4410 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4411 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4412 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4413 (bdesc_1arg): Add __builtin_bfin_ones.
4414 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4415 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4416 and __builtin_bfin_csqu_fr16.
4417 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4418 (ones): New define_insn.
4419 (ssaddhi3_parts): New define_insn.
4420 (sssubhi3_parts): New define_insn.
4421 (flag_mulhi_parts): New define_insn.
4423 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4425 * common.opt (femit-class-debug-always): Turn off by default.
4427 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4429 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4430 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4432 2007-09-13 James E. Wilson <wilson@specifix.com>
4434 PR tree-optimization/33389
4435 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4436 then set build_loads before returning.
4438 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4439 David Ung <davidu@mips.com>
4441 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4442 {d}addiu and a negative immediate such that it works with MIPS16
4445 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4448 * configure.ac (ld_vers): Support Linux linker.
4449 * configure: Regenerated.
4451 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4452 Sandra Loosemore <sandra@codesourcery.com>
4454 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4455 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4456 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4457 nomips16 into decl attributes.
4458 (TARGET_INSERT_ATTRIBUTES): Override.
4459 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4460 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4461 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4462 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4463 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4464 (mips_use_mips16_mode_p): Reimplement as a function that takes
4465 a decl and considers only decl attributes. If the decl is nested
4466 function, use its parent attributes.
4467 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4468 instead of SYMBOL_REF_MIPS16_FUNC_P.
4469 (mips_set_mips16_mode): Move call to sorry here from old
4470 mips_use_mips16_mode_p.
4471 (mflip_mips16_entry): New structure.
4472 (mflip_mips16_htab): New variable.
4473 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4474 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4475 (mips_merge_decl_attributes): New function.
4476 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4477 Use mips_use_mips16_mode_p.
4478 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4479 SYMBOL_REF_MIPS16_FUNC_P.
4480 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4482 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4484 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4486 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4489 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4491 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4492 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4493 Tony Linthicum <tony.linthicum@amd.com>
4495 * tree.h (function_args_iterator): New type to iterate over
4497 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4498 function arguments providing a pointer to the argument.
4499 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4500 function arguments providing the argument.
4501 (function_args_iter_init): Inline function to initialize
4502 function_args_iterator.
4503 (function_args_iter_cond_ptr): Inline function to return the next
4504 pointer to hold the argument.
4505 (function_args_iter_cond): Inline function to return the next
4507 (function_args_iter_cond_next): Advance the function args
4509 (stdarg_p): New function, return true if variable argument
4511 (prototype_p): New function, return true if function is
4513 (function_args_count): New function, count the number of arguments
4516 * tree.c (stdarg_p): New function, return true if variable
4518 (prototype_p): New function, return true if function is
4521 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4522 (TARGET_ROUND): New macro for the round/ptest instructions which
4523 are shared between SSE4.1 and SSE5.
4524 (OPTION_MASK_ISA_ROUND): Ditto.
4525 (OPTION_ISA_ROUND): Ditto.
4526 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4527 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4529 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4530 (-mfused-madd): New switch to give users control over whether the
4531 compiler optimizes to use the multiply/add SSE5 instructions.
4533 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4534 m_ATHLON_K8_AMDFAM10, and change all uses.
4535 (enum pta_flags): Add PTA_SSE5.
4536 (ix86_handle_option): Turn off 3dnow if -msse5.
4537 (override_options): Add SSE5 support.
4538 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4540 (ix86_expand_sse_movcc): Add SSE5 support.
4541 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4542 vector type to the next largest size.
4543 (ix86_expand_sse5_pack): New function to use pperm to pack a
4544 vector type to the next smallest size.
4545 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4546 (IX86_BUILTIN_FMADDSD): Ditto.
4547 (IX86_BUILTIN_FMADDPS): Ditto.
4548 (IX86_BUILTIN_FMADDPD): Ditto.
4549 (IX86_BUILTIN_FMSUBSS): Ditto.
4550 (IX86_BUILTIN_FMSUBSD): Ditto.
4551 (IX86_BUILTIN_FMSUBPS): Ditto.
4552 (IX86_BUILTIN_FMSUBPD): Ditto.
4553 (IX86_BUILTIN_FNMADDSS): Ditto.
4554 (IX86_BUILTIN_FNMADDSD): Ditto.
4555 (IX86_BUILTIN_FNMADDPS): Ditto.
4556 (IX86_BUILTIN_FNMADDPD): Ditto.
4557 (IX86_BUILTIN_FNMSUBSS): Ditto.
4558 (IX86_BUILTIN_FNMSUBSD): Ditto.
4559 (IX86_BUILTIN_FNMSUBPS): Ditto.
4560 (IX86_BUILTIN_FNMSUBPD): Ditto.
4561 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4562 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4563 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4564 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4565 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4566 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4567 (IX86_BUILTIN_PPERM): Ditto.
4568 (IX86_BUILTIN_PERMPS): Ditto.
4569 (IX86_BUILTIN_PERMPD): Ditto.
4570 (IX86_BUILTIN_PMACSSWW): Ditto.
4571 (IX86_BUILTIN_PMACSWW): Ditto.
4572 (IX86_BUILTIN_PMACSSWD): Ditto.
4573 (IX86_BUILTIN_PMACSWD): Ditto.
4574 (IX86_BUILTIN_PMACSSDD): Ditto.
4575 (IX86_BUILTIN_PMACSDD): Ditto.
4576 (IX86_BUILTIN_PMACSSDQL): Ditto.
4577 (IX86_BUILTIN_PMACSSDQH): Ditto.
4578 (IX86_BUILTIN_PMACSDQL): Ditto.
4579 (IX86_BUILTIN_PMACSDQH): Ditto.
4580 (IX86_BUILTIN_PMADCSSWD): Ditto.
4581 (IX86_BUILTIN_PMADCSWD): Ditto.
4582 (IX86_BUILTIN_PHADDBW): Ditto.
4583 (IX86_BUILTIN_PHADDBD): Ditto.
4584 (IX86_BUILTIN_PHADDBQ): Ditto.
4585 (IX86_BUILTIN_PHADDWD): Ditto.
4586 (IX86_BUILTIN_PHADDWQ): Ditto.
4587 (IX86_BUILTIN_PHADDDQ): Ditto.
4588 (IX86_BUILTIN_PHADDUBW): Ditto.
4589 (IX86_BUILTIN_PHADDUBD): Ditto.
4590 (IX86_BUILTIN_PHADDUBQ): Ditto.
4591 (IX86_BUILTIN_PHADDUWD): Ditto.
4592 (IX86_BUILTIN_PHADDUWQ): Ditto.
4593 (IX86_BUILTIN_PHADDUDQ): Ditto.
4594 (IX86_BUILTIN_PHSUBBW): Ditto.
4595 (IX86_BUILTIN_PHSUBWD): Ditto.
4596 (IX86_BUILTIN_PHSUBDQ): Ditto.
4597 (IX86_BUILTIN_PROTB): Ditto.
4598 (IX86_BUILTIN_PROTW): Ditto.
4599 (IX86_BUILTIN_PROTD): Ditto.
4600 (IX86_BUILTIN_PROTQ): Ditto.
4601 (IX86_BUILTIN_PROTB_IMM): Ditto.
4602 (IX86_BUILTIN_PROTW_IMM): Ditto.
4603 (IX86_BUILTIN_PROTD_IMM): Ditto.
4604 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4605 (IX86_BUILTIN_PSHLB): Ditto.
4606 (IX86_BUILTIN_PSHLW): Ditto.
4607 (IX86_BUILTIN_PSHLD): Ditto.
4608 (IX86_BUILTIN_PSHLQ): Ditto.
4609 (IX86_BUILTIN_PSHAB): Ditto.
4610 (IX86_BUILTIN_PSHAW): Ditto.
4611 (IX86_BUILTIN_PSHAD): Ditto.
4612 (IX86_BUILTIN_PSHAQ): Ditto.
4613 (IX86_BUILTIN_FRCZSS): Ditto.
4614 (IX86_BUILTIN_FRCZSD): Ditto.
4615 (IX86_BUILTIN_FRCZPS): Ditto.
4616 (IX86_BUILTIN_FRCZPD): Ditto.
4617 (IX86_BUILTIN_CVTPH2PS): Ditto.
4618 (IX86_BUILTIN_CVTPS2PH): Ditto.
4619 (IX86_BUILTIN_COMEQSS): Ditto.
4620 (IX86_BUILTIN_COMNESS): Ditto.
4621 (IX86_BUILTIN_COMLTSS): Ditto.
4622 (IX86_BUILTIN_COMLESS): Ditto.
4623 (IX86_BUILTIN_COMGTSS): Ditto.
4624 (IX86_BUILTIN_COMGESS): Ditto.
4625 (IX86_BUILTIN_COMUEQSS): Ditto.
4626 (IX86_BUILTIN_COMUNESS): Ditto.
4627 (IX86_BUILTIN_COMULTSS): Ditto.
4628 (IX86_BUILTIN_COMULESS): Ditto.
4629 (IX86_BUILTIN_COMUGTSS): Ditto.
4630 (IX86_BUILTIN_COMUGESS): Ditto.
4631 (IX86_BUILTIN_COMORDSS): Ditto.
4632 (IX86_BUILTIN_COMUNORDSS): Ditto.
4633 (IX86_BUILTIN_COMFALSESS): Ditto.
4634 (IX86_BUILTIN_COMTRUESS): Ditto.
4635 (IX86_BUILTIN_COMEQSD): Ditto.
4636 (IX86_BUILTIN_COMNESD): Ditto.
4637 (IX86_BUILTIN_COMLTSD): Ditto.
4638 (IX86_BUILTIN_COMLESD): Ditto.
4639 (IX86_BUILTIN_COMGTSD): Ditto.
4640 (IX86_BUILTIN_COMGESD): Ditto.
4641 (IX86_BUILTIN_COMUEQSD): Ditto.
4642 (IX86_BUILTIN_COMUNESD): Ditto.
4643 (IX86_BUILTIN_COMULTSD): Ditto.
4644 (IX86_BUILTIN_COMULESD): Ditto.
4645 (IX86_BUILTIN_COMUGTSD): Ditto.
4646 (IX86_BUILTIN_COMUGESD): Ditto.
4647 (IX86_BUILTIN_COMORDSD): Ditto.
4648 (IX86_BUILTIN_COMUNORDSD): Ditto.
4649 (IX86_BUILTIN_COMFALSESD): Ditto.
4650 (IX86_BUILTIN_COMTRUESD): Ditto.
4651 (IX86_BUILTIN_COMEQPS): Ditto.
4652 (IX86_BUILTIN_COMNEPS): Ditto.
4653 (IX86_BUILTIN_COMLTPS): Ditto.
4654 (IX86_BUILTIN_COMLEPS): Ditto.
4655 (IX86_BUILTIN_COMGTPS): Ditto.
4656 (IX86_BUILTIN_COMGEPS): Ditto.
4657 (IX86_BUILTIN_COMUEQPS): Ditto.
4658 (IX86_BUILTIN_COMUNEPS): Ditto.
4659 (IX86_BUILTIN_COMULTPS): Ditto.
4660 (IX86_BUILTIN_COMULEPS): Ditto.
4661 (IX86_BUILTIN_COMUGTPS): Ditto.
4662 (IX86_BUILTIN_COMUGEPS): Ditto.
4663 (IX86_BUILTIN_COMORDPS): Ditto.
4664 (IX86_BUILTIN_COMUNORDPS): Ditto.
4665 (IX86_BUILTIN_COMFALSEPS): Ditto.
4666 (IX86_BUILTIN_COMTRUEPS): Ditto.
4667 (IX86_BUILTIN_COMEQPD): Ditto.
4668 (IX86_BUILTIN_COMNEPD): Ditto.
4669 (IX86_BUILTIN_COMLTPD): Ditto.
4670 (IX86_BUILTIN_COMLEPD): Ditto.
4671 (IX86_BUILTIN_COMGTPD): Ditto.
4672 (IX86_BUILTIN_COMGEPD): Ditto.
4673 (IX86_BUILTIN_COMUEQPD): Ditto.
4674 (IX86_BUILTIN_COMUNEPD): Ditto.
4675 (IX86_BUILTIN_COMULTPD): Ditto.
4676 (IX86_BUILTIN_COMULEPD): Ditto.
4677 (IX86_BUILTIN_COMUGTPD): Ditto.
4678 (IX86_BUILTIN_COMUGEPD): Ditto.
4679 (IX86_BUILTIN_COMORDPD): Ditto.
4680 (IX86_BUILTIN_COMUNORDPD): Ditto.
4681 (IX86_BUILTIN_COMFALSEPD): Ditto.
4682 (IX86_BUILTIN_COMTRUEPD): Ditto.
4683 (IX86_BUILTIN_PCOMEQUB): Ditto.
4684 (IX86_BUILTIN_PCOMNEUB): Ditto.
4685 (IX86_BUILTIN_PCOMLTUB): Ditto.
4686 (IX86_BUILTIN_PCOMLEUB): Ditto.
4687 (IX86_BUILTIN_PCOMGTUB): Ditto.
4688 (IX86_BUILTIN_PCOMGEUB): Ditto.
4689 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4690 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4691 (IX86_BUILTIN_PCOMEQUW): Ditto.
4692 (IX86_BUILTIN_PCOMNEUW): Ditto.
4693 (IX86_BUILTIN_PCOMLTUW): Ditto.
4694 (IX86_BUILTIN_PCOMLEUW): Ditto.
4695 (IX86_BUILTIN_PCOMGTUW): Ditto.
4696 (IX86_BUILTIN_PCOMGEUW): Ditto.
4697 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4698 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4699 (IX86_BUILTIN_PCOMEQUD): Ditto.
4700 (IX86_BUILTIN_PCOMNEUD): Ditto.
4701 (IX86_BUILTIN_PCOMLTUD): Ditto.
4702 (IX86_BUILTIN_PCOMLEUD): Ditto.
4703 (IX86_BUILTIN_PCOMGTUD): Ditto.
4704 (IX86_BUILTIN_PCOMGEUD): Ditto.
4705 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4706 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4707 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4708 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4709 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4710 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4711 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4712 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4713 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4714 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4715 (IX86_BUILTIN_PCOMEQB): Ditto.
4716 (IX86_BUILTIN_PCOMNEB): Ditto.
4717 (IX86_BUILTIN_PCOMLTB): Ditto.
4718 (IX86_BUILTIN_PCOMLEB): Ditto.
4719 (IX86_BUILTIN_PCOMGTB): Ditto.
4720 (IX86_BUILTIN_PCOMGEB): Ditto.
4721 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4722 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4723 (IX86_BUILTIN_PCOMEQW): Ditto.
4724 (IX86_BUILTIN_PCOMNEW): Ditto.
4725 (IX86_BUILTIN_PCOMLTW): Ditto.
4726 (IX86_BUILTIN_PCOMLEW): Ditto.
4727 (IX86_BUILTIN_PCOMGTW): Ditto.
4728 (IX86_BUILTIN_PCOMGEW): Ditto.
4729 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4730 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4731 (IX86_BUILTIN_PCOMEQD): Ditto.
4732 (IX86_BUILTIN_PCOMNED): Ditto.
4733 (IX86_BUILTIN_PCOMLTD): Ditto.
4734 (IX86_BUILTIN_PCOMLED): Ditto.
4735 (IX86_BUILTIN_PCOMGTD): Ditto.
4736 (IX86_BUILTIN_PCOMGED): Ditto.
4737 (IX86_BUILTIN_PCOMFALSED): Ditto.
4738 (IX86_BUILTIN_PCOMTRUED): Ditto.
4739 (IX86_BUILTIN_PCOMEQQ): Ditto.
4740 (IX86_BUILTIN_PCOMNEQ): Ditto.
4741 (IX86_BUILTIN_PCOMLTQ): Ditto.
4742 (IX86_BUILTIN_PCOMLEQ): Ditto.
4743 (IX86_BUILTIN_PCOMGTQ): Ditto.
4744 (IX86_BUILTIN_PCOMGEQ): Ditto.
4745 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4746 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4747 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4748 OPTION_MASK_ISA_ROUND for instructions that are shared between
4750 (bdesc_2arg): Ditto.
4751 (bdesc_sse_3arg): Ditto.
4752 (enum multi_arg_type): New enum for describing the various SSE5
4753 intrinsic argument types.
4754 (bdesc_multi_arg): New table for SSE5 intrinsics.
4755 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4756 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4758 (ix86_expand_builtin): Add SSE5 intrinsic support.
4759 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4760 operand instructions.
4761 (ix86_expand_sse5_multiple_memory): New function to split the
4762 second memory reference from SSE5 instructions.
4763 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4764 (ix86_return_pops_args): Use stdarg_p to determine if the function
4765 has variable arguments.
4766 (ix86_setup_incoming_varargs): Ditto.
4767 (x86_this_parameter): Ditto.
4769 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4771 (ix86_expand_sse5_pack): Ditto.
4772 (ix86_sse5_valid_op_p): Ditto.
4773 (ix86_expand_sse5_multiple_memory): Ditto.
4775 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4776 constant for SSE5 support.
4777 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4778 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4779 (UNSPEC_SSE5_PERMUTE): Ditto.
4780 (UNSPEC_SSE5_ASHIFT): Ditto.
4781 (UNSPEC_SSE5_LSHIFT): Ditto.
4782 (UNSPEC_FRCZ): Ditto.
4783 (UNSPEC_CVTPH2PS): Ditto.
4784 (UNSPEC_CVTPS2PH): Ditto.
4785 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4787 (COM_FALSE_S): Ditto.
4788 (COM_FALSE_P): Ditto.
4789 (COM_TRUE_S): Ditto.
4790 (COM_TRUE_P): Ditto.
4791 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4792 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4794 (memory attribute): Ditto.
4795 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4796 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4797 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4798 (floor<mode>2): Ditto.
4799 (ceil<mode>2): Ditto.
4800 (btrunc<mode>2): Ditto.
4801 (nearbyintdf2): Ditto.
4802 (nearbyintsf2): Ditto.
4803 (sse_setccsf): Disable if SSE5.
4804 (sse_setccdf): Ditto.
4805 (sse5_setcc<mode>): New support for SSE5 conditional move.
4806 (sse5_pcmov_<mode>): Ditto.
4808 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4810 (SSEMODEF2P): Ditto.
4811 (ssemodesuffixf4): New mode attribute for SSE5.
4812 (ssemodesuffixf2s): Ditto.
4813 (ssemodesuffixf2c): Ditto.
4814 (sserotatemax): Ditto.
4815 (ssescalarmode): Ditto.
4816 (sse_maskcmpv4sf3): Disable if SSE5.
4817 (sse_maskcmpv2df3): Ditto.
4818 (sse_vmmaskcmpv4sf3): Ditto.
4819 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4821 (sse5_vmfmadd<mode>4): Ditto.
4822 (sse5_fmsub<mode>4): Ditto.
4823 (sse5_vmfmsub<mode>4): Ditto.
4824 (sse5_fnmadd<mode>4): Ditto.
4825 (sse5_vmfnmadd<mode>4): Ditto.
4826 (sse5_fnmsub<mode>4): Ditto.
4827 (sse5_vmfnmsub<mode>4): Ditto.
4828 (sse5i_fmadd<mode>4): Ditto.
4829 (sse5i_fmsub<mode>4): Ditto.
4830 (sse5i_fnmadd<mode>4): Ditto.
4831 (sse5i_fnmsub<mode>4): Ditto.
4832 (sse5i_vmfmadd<mode>4): Ditto.
4833 (sse5i_vmfmsub<mode>4): Ditto.
4834 (sse5i_vmfnmadd<mode>4): Ditto.
4835 (sse5i_vmfnmsub<mode>4): Ditto.
4836 (mulv16qi3): Add SSE5 support.
4838 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4839 (sse2_mulv4si3): Disable if SSE5.
4840 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4841 (sse4_1_roundps): Ditto.
4842 (sse4_1_roundsd): Ditto.
4843 (sse4_1_roundss): Ditto.
4844 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4846 (sse_maskcmpsf3): Ditto.
4847 (sse_vmmaskcmpv4sf3): Ditto.
4848 (sse2_maskcmpv2df3): Ditto.
4849 (sse2_maskcmpdf3): Ditto.
4850 (sse2_vmmaskcmpv2df3): Ditto.
4851 (sse2_eq<mode>3): Ditto.
4852 (sse2_gt<mode>3): Ditto.
4853 (sse5_pcmov_<mode>): Add SSE5 support.
4854 (vec_unpacku_hi_v16qi): Ditto.
4855 (vec_unpacks_hi_v16qi): Ditto.
4856 (vec_unpacku_lo_v16qi): Ditto.
4857 (vec_unpacks_lo_v16qi): Ditto.
4858 (vec_unpacku_hi_v8hi): Ditto.
4859 (vec_unpacks_hi_v8hi): Ditto.
4860 (vec_unpacku_lo_v8hi): Ditto.
4861 (vec_unpacks_lo_v8hi): Ditto.
4862 (vec_unpacku_hi_v4si): Ditto.
4863 (vec_unpacks_hi_v4si): Ditto.
4864 (vec_unpacku_lo_v4si): Ditto.
4865 (vec_unpacks_lo_v4si): Ditto.
4866 (sse5_pmacsww): New SSE5 intrinsic insn.
4867 (sse5_pmacssww): Ditto.
4868 (sse5_pmacsdd): Ditto.
4869 (sse5_pmacssdd): Ditto.
4870 (sse5_pmacssdql): Ditto.
4871 (sse5_pmacssdqh): Ditto.
4872 (sse5_pmacsdqh): Ditto.
4873 (sse5_pmacsswd): Ditto.
4874 (sse5_pmacswd): Ditto.
4875 (sse5_pmadcsswd): Ditto.
4876 (sse5_pmadcswd): Ditto.
4877 (sse5_pcmov_<move>): Conditional move support on SSE5.
4878 (sse5_phaddbw): New SSE5 intrinsic insn.
4879 (sse5_phaddbd): Ditto.
4880 (sse5_phaddbq): Ditto.
4881 (sse5_phaddwd): Ditto.
4882 (sse5_phaddwq): Ditto.
4883 (sse5_phadddq): Ditto.
4884 (sse5_phaddubw): Ditto.
4885 (sse5_phaddubd): Ditto.
4886 (sse5_phaddubq): Ditto.
4887 (sse5_phadduwd): Ditto.
4888 (sse5_phadduwq): Ditto.
4889 (sse5_phaddudq): Ditto.
4890 (sse5_phsubbw): Ditto.
4891 (sse5_phsubwd): Ditto.
4892 (sse5_phsubdq): Ditto.
4893 (sse5_pperm): Ditto.
4894 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4895 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4896 (sse5_pperm_sign_v8hi_v4si): Ditto.
4897 (sse5_pperm_zero_v8hi_v4si): Ditto.
4898 (sse5_pperm_sign_v4si_v2di): Ditto.
4899 (sse5_pperm_sign_v4si_v2di): Ditto.
4900 (sse5_pperm_pack_v2di_v4si): Ditto.
4901 (sse5_pperm_pack_v4si_v8hi): Ditto.
4902 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4903 (sse5_perm<mode>): New SSE5 intrinsic insn.
4904 (rotl<mode>3): Ditto.
4905 (sse5_rotl<mode>3): Ditto.
4906 (sse5_ashl<mode>3): Ditto.
4907 (sse5_lshl<mode>3): Ditto.
4908 (sse5_frcz<mode>2): Ditto.
4909 (sse5s_frcz<mode>2): Ditto.
4910 (sse5_cvtph2ps): Ditto.
4911 (sse5_cvtps2ph): Ditto.
4912 (sse5_vmmaskcmp<mode>3): Ditto.
4913 (sse5_com_tf<mode>3): Ditto.
4914 (sse5_maskcmp<mode>3): Ditto.
4915 (sse5_maskcmp_uns<mode>3): Ditto.
4916 (sse5_maskcmp_uns2<mode>3): Ditto.
4917 (sse5_pcom_tf<mode>3): Ditto.
4919 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4921 (sse5_comparison_float_operator): New predicate to match the
4922 comparison operators supported by the SSE5 com instruction.
4923 (ix86_comparison_int_operator): New predicate to match just the
4924 signed int comparisons.
4925 (ix86_comparison_uns_operator): New predicate to match just the
4926 unsigned int comparisons.
4928 * doc/invoke.texi (-msse5): Add documentation.
4929 (-mfused-madd): Ditto.
4931 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4933 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4935 (x86_64-*-*): Ditto.
4937 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4939 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4940 intrinisics for SSE5.
4942 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4945 * config/i386/mmintrin-common.h: New file, to contain common
4946 instructions between SSE4.1 and SSE5.
4948 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4949 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4950 (gen_regparm_prefix): Ditto.
4952 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4953 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4954 prototype_p to determine if a function is prototyped.
4956 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4958 * config/dfp-bit.c (dfp_conversion_exception): New function.
4959 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4960 (DFP_TO_INT): Ditto.
4961 (INT_TO_DFP): Ditto.
4962 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4964 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4967 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4968 before sp restoration even when total_size is 0, but
4969 frame_pointer_needed.
4971 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4973 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4974 (xtensa_copy_incoming_a7): Use start_sequence instead of
4975 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4976 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4977 of the saveregs sequence.
4979 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4981 * c-tree.h (grokfield): Add a "tree *" argument.
4982 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4983 Chain nested decl attributes to it. Don't call decl_attributes here.
4984 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4985 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4986 (grokfield): Take a pointer to the decl's attributes and pass
4987 it to grokdeclarator.
4988 * c-parser.c (c_parser_struct_declaration): Update the calls to
4989 grokfield. Call decl_attributes for anonymous struct and union
4992 2007-09-12 Jan Hubicka <jh@suse.cz>
4994 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4996 2007-09-12 Ira Rosen <irar@il.ibm.com>
4998 PR tree-optimization/32377
4999 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5000 between positive and negative dependence distance using DDR_REVERSED_P.
5002 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5004 PR tree-optimization/33373
5005 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5006 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5008 2007-09-12 Jan Hubicka <jh@suse.cz>
5011 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5014 2007-09-12 Christian Bruel <christian.bruel@st.com>
5016 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5017 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5019 2007-09-12 Ira Rosen <irar@il.ibm.com>
5021 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5022 for oprnd1 if not required.
5023 (vectorizable_operation): Use scalar operand in SLP in case of
5024 shift with scalar argument.
5026 2007-09-12 Ira Rosen <irar@il.ibm.com>
5028 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5031 2007-09-11 James E. Wilson <wilson@specifix.com>
5033 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5034 TARGET_UNWIND_INFO is defined.
5035 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5038 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5040 * config/sh/sh.c (calc_live_regs): Use
5041 current_function_saves_all_registers instead of
5042 current_function_has_nonlocal_label.
5043 (sh_allocate_initial_value): Likewise.
5044 (sh_get_pr_initial_val): Likewise.
5045 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5046 * config/sh/sh.md (load_ra): Likewise.
5048 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5050 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5053 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5054 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5056 2007-09-12 Sa Liu <saliu@de.ibm.com>
5058 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5059 operands to DFmode GE or LE compares.
5061 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5063 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5064 REG_CLASS_NAMES): Add P0REGS.
5065 (REGNO_REG_CLASS): Return it where appropriate.
5066 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5067 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5068 * doc/md.texi (Blackfin family): Document 'q' constraints.
5070 2007-09-11 Steve Kenton <skenton@ou.edu>
5072 * pa/linux-unwind.h: Guard with inhibit_libc.
5073 * pa/hpux-unwind.h: Likewise.
5075 2007-09-11 David Daney <ddaney@avtrex.com>
5077 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5078 * doc/install.texi: Document new --with-llsc and --without-llsc
5080 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5081 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5082 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5084 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5085 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5086 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5087 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5088 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5089 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5090 * config/mips/mips.opt (mllsc): New option.
5091 * config/mips/mips.c (mips_llsc): Define variable.
5092 (mips_handle_option): Handle mllsc option.
5093 (override_options): Set mips_print_operand_punct for '|' and '-'.
5094 (print_operand): Add new %| and %- operand codes.
5095 * config/mips/mips.h (mips_llsc_setting): New enum type.
5096 (mips_llsc): Declare.
5097 (OPTION_DEFAULT_SPECS): Add llsc handling.
5098 (GENERATE_SYNC): New macro.
5099 (GENERATE_LL_SC): New macro.
5100 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5101 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5102 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5103 in %| and %- operand codes.
5105 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5107 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5108 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5110 2007-09-11 Jason Merrill <jason@redhat.com>
5113 * stor-layout.c (layout_decl): Do pack variable size fields.
5115 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5117 * config/m68k/predicates.md (movsi_const0_operand,
5118 non_symbolic_call_operand): New predicates.
5120 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5122 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5123 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5124 CW, CZ, CS, Ap and Ac.
5126 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5127 (constraints.md): New include.
5128 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5129 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5130 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5132 (pushdi): Add split.
5133 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5134 attributes. Split tstsi_internal_68020_cf from it.
5135 (tstsi_internal_68020_cf): New pattern.
5136 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5137 (tst<mode>_cf): Specify attributea.
5138 (cmpsi_cf): Name pattern. Specify attributes.
5139 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5140 (pushexthisi_const): Fix to use alternatives. Specify
5142 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5143 from it. Fix to use alternatives. Specify attributes.
5144 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5145 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5147 (movsf_cf_soft): Specify attributes.
5148 (movdf_cf_soft): Add split.
5149 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5150 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5151 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5152 (truncdfsf2_68881): Name pattern. Specify attributes.
5153 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5154 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5155 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5157 (addsi3_5200): Fix to use alternatives. Specify attributes.
5159 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5160 (subsi3): Add alternative for subq.l. Specify attributes.
5161 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5162 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5164 (umulhisi3): Specify attributes.
5165 (mulhisisi3_z): Name pattern. Specify attributes.
5166 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5167 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5168 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5169 bsetmemqi): Specify attributes.
5170 (bsetmemqi_ext): Name pattern. Specify attributes.
5171 (bclrmemqi): Specify attributes.
5172 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5173 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5175 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5176 pattern. Specify attributes.
5177 (jump): Specify attributes.
5178 (tablejump_internal): Name pattern. Specify attributes.
5179 (call_value): Split into non_symbolic_call_value,
5180 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5181 alternatives. Specify attributes.
5182 (non_symbolic_call_value, symbolic_call_value_jsr,
5183 symbolic_call_value_bsr): New patterns.
5184 (nop, return, unlink, indirect_jump): Specify attributes.
5185 (trap): Fix condition. Specify attributes.
5188 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5189 (override_options): Initialize it. Initialize m68k_sched_cpu.
5190 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5191 (const_method): Make global, rename to m68k_const_method.
5192 (const_int_cost, output_move_const_into_data_reg): Update.
5193 (output_move_double): Parametrize to emit rtl code, rename to
5195 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5196 emit_movsi): New static functions.
5197 (output_move_double): New function with semantics of old
5199 (m68k_emit_move_double): New function.
5200 (m68k_sched_cpu): New variable.
5201 (attr_op_type): New enum.
5202 (sched_guess_p): New variable.
5203 (sched_address_type, sched_operand_type, sched_attr_op_type):
5204 New static functions.
5205 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5206 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5207 (sched_branch_type): New static variable.
5208 (m68k_sched_branch_type): New function.
5209 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5210 (m68k_symbolic_call_var): Declare.
5211 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5212 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5213 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5214 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5217 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5219 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5220 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5221 error if __builtin_va_arg_pack_len () wasn't optimized out during
5223 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5224 with the number of inline's anonymous arguments.
5225 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5227 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5229 * fold-const.c (extract_muldiv_1): Do not simplify
5232 2007-09-11 Jan Hubicka <jh@suse.cz>
5234 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5235 (TARGET_INTER_UNIT_CONVERSIONS): New.
5236 * i386.md (floatsi expanders): Remove redundant check for SImode
5237 source; offload to memory when asked for.
5238 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5239 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5241 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5242 floatsidf2_mixed_memory, floatsidf2_sse_memory
5243 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5244 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5246 2007-09-11 Jan Hubicka <jh@suse.cz>
5248 * toplev.c (process_options): all frontends now do unit-at-a-time.
5249 * cgraphunit.c: update comments.
5250 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5251 * c-decl.c (finish_function): use cgraph_add_new_function.
5252 * function.c (expand_function_end): We are always unit-at-a-time.
5254 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5256 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5257 settings for MIPS16.
5258 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5260 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5262 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5263 SYMBOL_FORCE_TO_MEM constants.
5264 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5265 (mips16_rewrite_pool_refs_info): New structure.
5266 (mips16_rewrite_pool_constant): New function, split out from...
5267 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5268 mips16_rewrite_pool_refs_info structure rather than a pointer
5269 to a constant pool. Force force_to_mem_operands into memory.
5270 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5271 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5272 * config/mips/constraints.md (kf): New constraint.
5273 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5274 (*movsi_mips16): Likewise.
5276 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5277 Nigel Stephens <nigel@mips.com>
5278 David Ung <davidu@mips.com>
5280 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5281 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5282 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5283 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5284 (mips_zero_extend_cost): New functions.
5285 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5286 Use the new functions. Tweak many cost estimates, both here
5287 and in the new subroutines. Return false when the cost of the
5288 operands has not been calculated. Check for *clear_upper32.
5289 Check for floating-point multiply-add, reciprocal and rsqrt
5290 patterns. Handle comparison and rotation codes.
5292 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5294 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5296 * config/i386/i386.c (get_dllimport_decl): Don't strip
5299 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5302 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5303 declarations to top.
5304 (DFP_TO_BFP): Use for either XFmode or TFmode.
5305 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5307 * config/dfp-bit.h: Include float.h.
5308 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5309 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5310 which doesn't mean the same thing.
5311 (BFP_KIND): Use 4 to mean TFmode.
5312 (BFP_FMT): Specify the number of decimal digits based on the
5313 number of mantissa digits.
5314 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5315 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5316 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5317 (TFtype): Define if TFmode is supported.
5318 * doc/libgcc.texi (Decimal float library routines): Document
5319 TF conversion functions.
5321 2007-09-10 Chao-ying Fu <fu@mips.com>
5323 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5324 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5325 (mips_emit_compare): Process fixed-point modes.
5326 (mips_pad_arg_upward): Support fixed-point types.
5327 (override_options): Allow fixed-point modes in accumulators.
5328 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5329 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5330 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5331 (mips_scalar_mode_supported_p): New function to accept fixed-point
5332 modes if the width is not greater than two BITS_PER_WORD.
5333 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5334 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5335 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5336 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5337 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5339 ("IMODE"): New mode attribute.
5340 (mips-fixed.md): Include.
5341 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5343 * config/mips/mips-fixed.md: New file.
5345 2007-09-11 Ben Elliston <bje@au.ibm.com>
5347 * config/spu/spu.md: Formatting fixes.
5349 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5351 * config/dfp-bit.c (dfp_unary_func): Delete.
5352 (dfp_unary_op): Delete.
5353 (dfp_binary_op): Use decFloat functions instead of decNumber
5354 functions for binary operations.
5355 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5356 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5358 (dfp_compare_op): Use decFloat functions insteadof decNumber
5359 functions for comparisons.
5360 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5361 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5363 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5364 call to dxx_binary_op and decFloat function.
5365 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5366 calls to dxx_binary_op and decFloat function.
5367 * config/dfp-bit.h: Include decFloat header files.
5368 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5369 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5370 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5371 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5373 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5374 Jan Sjodin <jan.sjodin@amd.com>
5376 * tree-vect-analyze.c (vect_analyze_operations): Change
5377 comparison of loop iterations with threshold to less than
5378 or equal to instead of less than. Reduce
5379 min_scalar_loop_bound by one.
5380 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5381 Change prologue and epilogue iterations estimate to vf/2,
5382 when unknown at compile-time. Change versioning guard
5383 cost to taken_branch_cost. If peeling for alignment is
5384 unknown at compile-time, change peel guard costs to one
5385 taken branch and one not-taken branch per peeled loop.
5386 If peeling for alignment is known but number of scalar loop
5387 iterations is unknown at compile-time, change peel guard
5388 costs to one taken branch per peeled loop. Change the cost
5389 model equation to consider vector iterations as the loop
5390 iterations less the prologue and epilogue iterations.
5391 Change outside vector cost check to less than or equal to
5392 zero instead of equal to zero.
5393 (vect_do_peeling_for_loop_bound): Reduce
5394 min_scalar_loop_bound by one.
5395 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5396 TARG_COND_NOT_TAKEN_BRANCH_COST.
5397 * config/i386/i386.h (processor_costs): Add
5398 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5399 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5400 vec_align_load_cost, vect_unalign_load_cost,
5401 vec_store_cost, cond_taken_branch_cost,
5402 cond_not_taken_branch_cost.
5403 Define macros for x86 costs.
5404 * config/i386/i386.c:
5405 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5406 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5407 scalar_to_vec_cost, vec_align_load_cost,
5408 vect_unalign_load_cost, vec_store_cost,
5409 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5410 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5411 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5412 core2_cost, generic64_cost, generic32_cost): Set to default
5414 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5415 (x86_builtin_vectorization_cost): New.
5417 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5418 Ben Elliston <bje@au.ibm.com>
5420 * dfp.c: Include decimal128Local.h;
5421 (dfp_byte_swap): Remove.
5422 (encode_decimal32, decode_decimal32): Don't handle endianness.
5423 (encode_decimal64, decode_decimal64): Ditto.
5424 (encode_decimal128, decode_decimal128): Ditto.
5425 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5427 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5429 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5430 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5432 2007-09-10 David Daney <ddaney@avtrex.com>
5434 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5436 (memory_barrier): Rewrote as an insn that clobbers memory.
5438 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5440 * config/mips/mips.c (mips_global_pointer): Check
5441 call_really_used_regs instead of call_used_regs.
5442 (mips_save_reg_p): Likewise. Save all call-saved registers
5443 if current_function_saves_all_registers. Fix indentation.
5444 No longer treat $18 as a special case.
5445 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5447 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5449 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5450 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5451 the introductory comment.
5452 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5453 (override_options): Don't test for it.
5454 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5455 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5456 * config/mips/vr.h: As for config/mips/sde.h.
5458 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5459 Revital Eres <eres@il.ibm.com>
5461 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5462 (struct ddg): Define.
5463 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5464 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5465 * config/spu/spu.c: Include ddg.h.
5466 (TARGET_SCHED_SMS_RES_MII): Define.
5467 (spu_sms_res_mii): New function to calculate mii.
5468 * modulo-sched (res_MII): Use it.
5469 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5471 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5473 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5474 pool entries since they might hold values that must not be shared.
5476 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5479 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5480 Use 'N' operand constraint for op2.
5481 (lshr<mode>3): Ditto.
5482 (ashl<mode>3): Ditto.
5483 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5484 (vec_shr_<mode>): Ditto.
5485 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5486 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5488 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5490 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5491 Change mode macro in the last real_2expN parameter to uppercase.
5493 2007-09-10 Michael Matz <matz@suse.de>
5495 * tree-pass.h (pass_cselim): Declare new pass.
5496 * passes.c (init_optimization_passes): Link in pass_cselim.
5497 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5498 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5499 cond_store_replacement.
5500 (condstoretemp): New static variable.
5501 (cond_store_replacement): New function.
5502 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5503 tree_ssa_phiopt_worker.
5504 (struct name_to_bb): New.
5505 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5506 nt_init_block, nt_fini_block): New static functions.
5507 (seen_ssa_names, nontrap_set): New static variables.
5508 (gate_cselim, pass_cselim): Define new pass.
5509 * common.opt (ftree-cselim): New flag.
5510 * toplev.c (process_options): Set flag_tree_cselim if required.
5512 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5514 * simplify-rtx.c (simplify_relational_operation_1): For recent
5515 canonicalization, don't recurse if op1 equals both PLUS arguments.
5517 2007-09-09 David Daney <ddaney@avtrex.com>
5519 * optabs.c (expand_sync_operation): Use plus insn if minus
5521 (expand_sync_fetch_operation): Ditto.
5523 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5525 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5527 (*floatsisf2_sse_vector): Likewise.
5529 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5531 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5533 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5535 * config/i386/i386.h (ix86_tune_indices): Rename
5536 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5537 (TARGET_USE_VECTOR_CONVERTS): Updated.
5538 * config/i386/i386.c: Likewise.
5540 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5541 Nigel Stephens <nigel@mips.com>
5543 * doc/invoke.texi (Overall Options): Add .sx file extension
5544 as a synonym for .S.
5545 * cppspec.c (known_suffixes): Likewise.
5546 * gcc.c (default_compilers): Likewise.
5548 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5551 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5552 * simplify-rtx.c (simplify_relational_operation_1): Add the
5553 canonicalization from i386.h.
5554 * doc/md.texi (Canonicalization of Instructions): Document it.
5556 2007-09-09 Jan Hubicka <jh@suse.cz>
5557 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5559 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5560 (TARGET_USE_VECTOR_CONVERTS): New.
5561 * i386.md: New post-reload splitters for converting SF to DF and DF to
5563 (floatsi* expander): Special case vector conversions.
5564 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5565 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5566 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5567 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5568 Disable when doing vector converts.
5569 (floatsi<mode>2_i387): Disable when
5570 * sse.md (vec_dupv2df): Export.
5571 * i386.c (ix86_tune_features): Enable SSE conversions.
5573 2007-09-09 Richard Guenther <rguenther@suse.de>
5575 * tree-ssa-operands.c (add_virtual_operand): Only mark
5576 stores as has_volatile_ops if alias information is not available.
5578 2007-09-09 Revital Eres <eres@il.ibm.com>
5580 * doc/contrib.texi: Add myself.
5582 2007-09-09 Ira Rosen <irar@il.ibm.com>
5584 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5585 stmt_vinfo_set_outside_of_loop_cost): New functions.
5586 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5587 (vect_model_simple_cost): Call
5588 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5589 field instead of calling vect_get_cost_fields.
5590 (vect_model_store_cost, vect_model_load_cost): Likewise.
5592 2007-09-09 Revital Eres <eres@il.ibm.com>
5594 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5595 declaration to bdesc_paired_preds variable.
5596 (paired_expand_builtin): Likewise.
5598 2007-09-09 Revital Eres <eres@il.ibm.com>
5600 * dbgcnt.def (sms_sched_loop): New counter.
5601 * modulo-sched.c: Use sms_sched_loop instead of
5602 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5603 perform swing modulo scheduling on. Include dbgcnt.h.
5604 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5605 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5607 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5609 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5610 Substitute all uses with ...
5611 (MODEF): New mode iterator.
5613 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5614 from pre-regalloc define_insn_and_split splitter pattern.
5615 (*fix_trunc<mode>_i387_1): Ditto.
5616 (*fistdi2_1): Ditto.
5617 (*fist<mode>2_1): Ditto.
5618 (frndintxf2_floor): Ditto.
5619 (*fist<mode>2_floor_1): Ditto.
5620 (frndintxf2_ceil): Ditto.
5621 (*fist<mode>2_ceil_1): Ditto.
5622 (frndintxf2_trunc): Ditto.
5623 (frndintxf2_mask_pm): Ditto.
5625 (prologue): Use (const_int 0) as never generated filler insn.
5627 (sibcall_epilogue): Ditto.
5628 (eh_return_si): Ditto.
5629 (eh_return_di): Ditto.
5631 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5632 using MODEF mode iterator.
5633 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5634 using MODEF mode iterator.
5635 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5636 using MODEF mode iterator.
5637 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5638 Macroize expander using MODEF mode iterator.
5640 (zero_extendsidi2): Remove operand constraints from expander.
5641 (smuldi3_highpart): Ditto.
5642 (indirect_jump): Ditto.
5645 * config/i386/sse.md (storentv4sf): Ditto.
5646 (storentv2df): Ditto.
5647 (storentv2di): Ditto.
5649 (sse2_cvtpd2ps): Ditto.
5650 (vec_interleave_highv16qi): Ditto.
5651 (vec_interleave_lowv16qi): Ditto.
5652 (vec_interleave_highv8hi): Ditto.
5653 (vec_interleave_lowv8hi): Ditto.
5654 (vec_interleave_highv4si): Ditto.
5655 (vec_interleave_lowv4si): Ditto.
5656 (vec_interleave_highv2di): Ditto.
5657 (vec_interleave_lowv2di): Ditto.
5658 (sse2_maskmovdqu): Ditto.
5659 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5661 2007-09-09 Ira Rosen <irar@il.ibm.com>
5663 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5664 (struct _slp_tree, struct _slp_instance): Define new data structures
5665 along macros for their access.
5666 (struct _loop_vec_info): Define new fields: strided_stores,
5667 slp_instances, and slp_unrolling_factor along macros for their access.
5668 (enum slp_vect_type): New.
5669 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5671 (STMT_VINFO_STRIDED_ACCESS): New macro.
5672 (vect_free_slp_tree): Declare.
5673 (vectorizable_load): Add an argument of type slp_tree.
5674 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5675 vectorizable_assignment): Likewise.
5676 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5677 Declare (make extern).
5678 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5679 (new_loop_vec_info): Likewise.
5680 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5681 * tree-vect-analyze.c: Include recog.h.
5682 (vect_update_slp_costs_according_to_vf): New.
5683 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5684 functions. For not pure SLP stmts with strided access check that the
5685 group size is power of 2. Update the vectorization factor according to
5686 SLP. Call vect_update_slp_costs_according_to_vf.
5687 (vect_analyze_group_access): New.
5688 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5689 (vect_free_slp_tree): New functions.
5690 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5691 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5692 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5693 vect_detect_hybrid_slp): Likewise.
5694 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5695 and vect_detect_hybrid_slp.
5696 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5697 SLP costs into account.
5698 (vect_get_cost_fields): New function.
5699 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5701 (vect_model_store_cost, vect_model_load_cost): Likewise.
5702 (vect_get_constant_vectors): New function.
5703 (vect_get_slp_vect_defs, vect_get_slp_defs,
5704 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5705 vect_get_vec_defs): Likewise.
5706 (vectorizable_reduction): Don't handle SLP for now.
5707 (vectorizable_call): Don't handle SLP for now. Add argument to
5708 vect_model_simple_cost.
5709 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5710 get SLPed and vectorized defs). Fix indentation and spacing.
5711 (vectorizable_assignment): Handle SLP.
5712 (vectorizable_induction): Don't handle SLP for now.
5713 (vectorizable_operation): Likewise.
5714 (vectorizable_type_demotion): Add argument to
5715 vect_model_simple_cost.
5716 (vectorizable_type_promotion): Likewise.
5717 (vectorizable_store, vectorizable_load): Handle SLP.
5718 (vectorizable_condition): Don't handle SLP for now.
5719 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5720 no SLP transformation required for unsupported cases. Add SLP
5721 argument for supported cases.
5722 (vect_remove_stores): New function.
5723 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5724 (vect_transform_loop): Schedule SLP instances.
5725 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5727 2007-09-09 Andrew Haley <aph@redhat.com>
5729 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5732 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5734 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5735 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5736 Similar for what label_refs can go in the JUMP_TARGET field. Split
5737 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5738 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5739 REG_LABEL when replacing an operand with a LABEL_REF for a
5741 (subst_reloads): When replacing a LABEL_REG with a register,
5742 instead of generating a REG_LABEL note, assert that there already
5743 is one or that the label is a known target for the insn.
5744 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5745 note, check the JUMP_LABEL field. Remove "else" after return.
5746 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5747 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5748 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5749 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5750 insns. Iterate over all notes; don't assume there's only one.
5751 * cse.c (recorded_label_ref): Adjust comment to refer to
5753 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5754 insns, not just NONJUMP_INSN_P.
5755 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5756 isn't a jump target.
5757 * jump.c (rebuild_jump_labels): Adjust head comment.
5758 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5759 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5760 (mark_all_labels): For JUMP_P insns without a target, check if the
5761 the target is noted on the previous nonjump insn.
5762 (mark_jump_label_1): New function, guts from mark_jump_label.
5763 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5764 marking jump target labels.
5765 <case LABEL_REF>: Adjust for whether to generate a
5766 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5767 For 'E' format rtl, iterate in descending element order.
5768 (delete_related_insns): Handle both REG_LABEL_TARGET and
5769 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5770 reference count, delete and fallthrough. Move finding-next-
5771 non-deleted insn last in the function. Look at all INSN_P insns
5772 for REG_LABEL_OPERAND notes.
5773 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5775 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5776 JUMP_LABEL, output the INSN_UID of it.
5777 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5778 and/or REG_LABEL_TARGET.
5779 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5780 with jump.c copy by only adding notes for labels actually
5781 referenced in the insn.
5782 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5783 usage count increment; handle all INSN_P trial insns.
5784 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5786 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5787 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5788 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5790 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5791 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5792 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5793 on all INSN_P insns.
5794 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5795 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5796 REG_LABEL_OPERAND notes.
5797 * reload1.c (calculate_needs_all_insns): Adjust comments.
5798 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5799 * config/alpha/alpha.md (split for load of an address into a
5800 four-insn sequence on Unicos/Mk): Adjust to use
5802 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5804 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5807 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5808 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5809 FOR_BB_INSNS_SAFE instead of for loop.
5810 * cse.c (cse_extended_basic_block): Likewise.
5811 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5812 that the for loop does not invoke NEXT_INSN on a deleted insn.
5813 * function.c (instantiate_virtual_regs): Likewise.
5814 * lower-subreg.c (remove_retval_note): Likewise.
5815 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5817 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5819 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5820 insn, if it's a jump.
5821 (try_redirect_by_replacing_jump): New variable jump_p. Call
5822 tablejump_p before delete_insn_chain.
5823 * reload1.c (reload): New variable next. Make sure that the for
5824 loop does not invoke NEXT_INSN on a deleted insn.
5825 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5826 (delete_output_reload): New variable prev. Make sure the the for
5827 loops do not invoke PREV_INSN on a deleted insn.
5829 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5831 * pa/constraints.md: Remove 'X' from unused letters comment.
5833 2007-09-08 Richard Guenther <rguenther@suse.de>
5835 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5836 computed check stmt_ann->references_memory instead of counting
5839 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5841 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5842 validate_change() in one more case.
5844 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5846 PR tree-optimization/32283
5847 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5848 estimated_loop_iterations.
5849 (determine_use_iv_cost_condition): Decrease cost of expressions
5850 used in iv elimination.
5852 2007-09-08 Richard Guenther <rguenther@suse.de>
5854 * tree-cfg.c (verify_gimple_expr): Avoid building new
5855 pointer types, use TYPE_POINTER_TO if available instead.
5857 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5860 PR rtl-optimization/26449
5861 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5862 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5864 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5865 define_expand. Split insn in split1 pass.
5868 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5870 PR tree-optimization/33301
5871 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5874 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5876 PR tree-optimization/32183
5877 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5879 * tree-ssa-reassoc.c: Include cfgloop.h.
5880 (is_reassociable_op): Add a loop argument and return true only
5882 (linearize_expr): Updated.
5883 (should_break_up_subtract): Likewise.
5884 (linearize_expr_tree): Likewise.
5885 (init_reassoc): Call loop_optimizer_init with
5886 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5887 with CDI_DOMINATORS.
5888 (fini_reassoc): Call loop_optimizer_finalize.
5890 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5892 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5893 if there is no i-cache.
5895 2007-09-07 Richard Guenther <rguenther@suse.de>
5898 2007-09-06 Richard Guenther <rguenther@suse.de>
5900 PR tree-optimization/32586
5901 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5902 folding if nothing changed.
5903 (simplify_unary_expression): New function. Do tree combining
5904 on conversion like codes.
5905 (try_to_simplify): Call it.
5907 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5910 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5911 (__gthread_active,__gthread_start, __gthread_active_init): New.
5912 * gthr-posix95.h: Likewise.
5914 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5916 * function.h (struct function): Rename calls_unwind_init
5917 to saves_all_registers.
5918 (current_function_saves_all_registers): Renamed from
5919 current_function_calls_unwind_init.
5920 * reload1.c (reload): Set current_function_saves_all_registers.
5921 * except.c (expand_builtin_unwind_init): Likewise.
5922 * config/m68k/m68k.c (m68k_save_reg): Use
5923 current_function_saves_all_registers to save pic register.
5925 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5927 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5928 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5930 Reapply reverted changes:
5932 2007-09-06 Jan Hubicka <jh@suse.cz>
5934 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5937 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5939 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5940 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5942 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5944 * optabs.c (expand_float): Convert unsigned integer as signed only
5945 if it provides sufficient accuracy; add mode argument to real_2expN.
5946 (expand_fix): Fix comment typos; extend binary float into mode
5947 wider than destination for converion to unsigned integer; add mode
5948 argument to real_2expN.
5949 * real.c (real_2expN): Add mode argument to special-case decimal
5951 * real.h (real_2expN): Ditto.
5952 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5954 (fixed_from_string): Ditto.
5955 (fixed_to_decimal): Ditto.
5956 (fixed_convert_from_real): Ditto.
5957 (real_convert_from_fixed): Ditto.
5958 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5959 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5960 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5961 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5963 2007-09-07 Diego Novillo <dnovillo@google.com>
5965 * tree-flow.h (const_block_stmt_iterator): Remove.
5966 Update all users to use block_stmt_iterator.
5967 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5968 Update all users to use tree_stmt_iterator.
5970 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5972 * config/mips/mips.c (mips_set_current_function): Temporarily
5973 make this a no-op to fix bootstrap errors, pending rewrite.
5975 2007-09-07 Jan Hubicka <jh@suse.cz>
5977 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5980 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5982 PR tree-optimization/33299
5983 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5984 uses for all relevant loop-exit phis, not just the first.
5986 2007-09-07 Richard Guenther <rguenther@suse.de>
5989 * tree-ssa-operands.c (access_can_touch_variable): An access
5990 of the form (*p)[0] can touch a variable of same size.
5992 2007-09-07 Jan Hubicka <jh@suse.cz>
5994 * passes.c (init_optimization_passes): Add simple dce and addressable
5996 * tree-ssa.c (execute_update_addresses_taken): New function.
5997 (pass_update_address_taken): New.
5998 * tree-ssa-dse.c (execute_simple_dse): New function.
5999 (pass_simple_dse): New.
6000 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6002 2007-09-07 Tobias Burnus <burnus@net-b.de>
6005 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6007 2007-09-07 Richard Guenther <rguenther@suse.de>
6010 2007-09-06 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/32586
6013 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6014 folding if nothing changed.
6015 (simplify_unary_expression): New function. Do tree combining
6016 on conversion like codes.
6017 (try_to_simplify): Call it.
6019 2007-09-07 Richard Guenther <rguenther@suse.de>
6020 Uros Bizjak <ubizjak@gmail.com>
6022 PR tree-optimization/32821
6023 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6024 NULL in the call to set_bb_stmt_list.
6026 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6028 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6029 float calls here, rather than leaving some to the caller.
6030 Use call_internal_direct and call_value_internal_direct.
6031 * config/mips/mips.md (call_internal_direct): New pattern.
6032 (call_value_internal_direct): Likewise.
6034 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6036 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6037 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6039 (override_options): Set mips_base_move_loop_invariants.
6041 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6043 * config/mips/mips.opt (mcode-readable=): Move to keep list
6046 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6048 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6049 and -mgpopt options. Adjust the -G documentation to match.
6050 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6051 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6052 function, split out from mips_classify_symbol. Return false for
6053 !TARGET_LOCAL_SDATA.
6054 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6055 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6056 (override_options): Check whether the -mgpopt setting is consistent
6057 with the other flags.
6058 (symbolic_expression_p): Delete.
6059 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6060 and default_elf_select_rtx_section.
6061 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6062 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6063 external data and TARGET_EXTERN_SDATA.
6065 2007-09-07 Tobias Burnus <burnus@net-b.de>
6068 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6070 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6072 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6073 FOR_BB_INSNS_SAFE instead of for loop.
6074 * cse.c (cse_extended_basic_block): Likewise.
6075 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6076 that the for loop does not invoke NEXT_INSN on a deleted insn.
6077 * function.c (instantiate_virtual_regs): Likewise.
6078 * lower-subreg.c (remove_retval_note): Likewise.
6079 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6081 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6083 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6084 insn, if it's a jump.
6085 (try_redirect_by_replacing_jump): New variable jump_p. Call
6086 tablejump_p before delete_insn_chain.
6087 * reload1.c (reload): New variable next. Make sure that the for
6088 loop does not invoke NEXT_INSN on a deleted insn.
6089 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6090 (delete_output_reload): New variable prev. Make sure the the for
6091 loops do not invoke PREV_INSN on a deleted insn.
6093 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6095 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6096 * cgraph.h (rebuild_cgraph_edges): Declare.
6097 * tree-pass.h (pass_expand_omp_ssa): New.
6098 * omp-low.c (find_omp_clause): Export.
6099 (copy_var_decl): Split from omp_copy_decl_2.
6100 (build_omp_barrier): Return the call to emit instead of emitting
6102 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6104 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6105 expand_omp_for_generic, expand_omp_for_static_nochunk,
6106 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6107 Adapted to work on SSA form.
6108 (execute_expand_omp): Do not invalidate dominance information.
6109 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6110 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6111 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6113 (force_gimple_operand): Allow gimplifying code expressions without
6115 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6116 * common.opt (fopenmp-ssa): New.
6117 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6118 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6119 * tree-cfg.c: Include tree-inline.h.
6120 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6121 (replace_by_duplicate_decl, replace_ssa_name,
6122 mark_virtual_ops_in_region): New functions.
6123 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6124 to work on SSA form.
6125 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6126 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6129 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6131 * tree-loop-linear.c: Include obstack.h.
6132 (linear_transform_loops): New obstack lambda_obstack.
6133 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6134 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6135 and free afterwards.
6136 * lambda.h (struct obstack): New forward declaration.
6137 (lambda_linear_expression_new): New parameter of type struct
6139 (lambda_loopnest_new): Likewise.
6140 (lambda_loopnest_transform): Likewise.
6141 (lambda_body_vector_new): Likewise.
6142 (lambda_body_vector_compute_new): Likewise.
6143 (gcc_loopnest_to_lambda_loopnest): Likewise.
6144 (lambda_loopnest_to_gcc_loopnest): Likewise.
6145 * lambda-code.c: Include obstack.h.
6146 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6148 (lambda_body_vector_new): Likewise.
6149 (lambda_linear_expression_new): Likewise.
6150 (lambda_lattice_new): Likewise.
6151 (lambda_loopnest_new): Likewise. Additionally use obstack to
6152 allocate LN_LOOPS(ret).
6153 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6154 it to lambda_lattice_new.
6155 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6156 Pass it to lambda_body_vector_new.
6157 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6158 it to lambda_lattice_new.
6159 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6160 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6161 (lambda_compute_target_space): Likewise.
6162 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6163 Pass it to lambda_lattice_compute_base and
6164 compute_nest_using_fourieer_motzkin.
6165 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6166 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6167 and lambda_lattice_compute_target_space.
6168 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6169 Pass it to lambda_linear_expression_new.
6170 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6171 to gcc_tree_to_linear_expression.
6172 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6173 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6174 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6175 Pass it to lambda_body_vector_new and
6176 lambda_body_vector_compute_new.
6177 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6178 (lambda-code.o): Likewise.
6180 2007-09-06 Chao-ying Fu <fu@mips.com>
6182 * ginclude/stdfix.h: New file.
6183 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6184 (convert.o): Add dependence on fixed-value.h.
6185 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6186 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6187 to define fixed-point constants.
6188 (c_cpp_builtins): Define fixed-point constants.
6189 * convert.c (fixed-value.h): New include.
6190 (convert_to_real): Update comment to include fixed-point.
6191 Support FIXED_POINT_TYPE.
6192 (convert_to_integer): Update comment to include fixed-point.
6193 Support FIXED_POINT_TYPE.
6194 (convert_to_complex): Support FIXED_POINT_TYPE.
6195 (convert_to_fixed): New function.
6196 * convert.h (convert_to_fixed): Declare.
6197 * genopinit.c: Add comment about $Q for only fixed-point modes.
6198 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6199 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6200 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6201 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6202 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6203 usneg_optab for fixed-point modes.
6204 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6206 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6207 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6208 unsigned saturation optabs, when type is saturating.
6209 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6210 (expand_fixed_convert): New function.
6211 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6212 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6213 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6214 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6215 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6216 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6218 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6219 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6220 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6221 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6222 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6224 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6225 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6226 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6227 fractuns, satfractuns.
6228 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6229 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6230 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6231 OTI_ssmsub_widen, OTI_usmsub_widen.
6232 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6233 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6234 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6235 umsub_widen_optab, usmsub_widen_optab): Define.
6236 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6238 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6240 (expand_fixed_convert): Declare.
6241 * expr.c (convert_move): Support the move of fixed-point modes.
6242 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6243 (categorize_ctor_elements_1): Handle FIXED_CST.
6244 (count_type_elements): Handle FIXED_POINT_TYPE.
6245 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6246 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6248 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6249 multiply and add/subtract for fixed-point types.
6250 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6251 mode, we jump to binop directly.
6252 Support FIXED_CONVERT_EXPR.
6253 (do_store_flag): Check FIXED_CST to put a constant second.
6254 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6255 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6256 (const_vector_from_tree): Support FIXED_CST.
6257 * doc/extend.texi (Fixed-Point): New node.
6258 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6259 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6260 satfract, fractuns, satfractuns): Document them.
6262 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6264 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6265 addresses into I registers.
6267 2007-09-06 Jan Hubicka <jh@suse.cz>
6268 Andreas Tobler <a.tobler@schweiz.org>
6270 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6272 (machopic_legitimize_pic_address): Likewise.
6274 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6275 Jan Hubicka <jh@suse.cz>
6277 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6278 instead of ufloat_optab->handlers directly.
6279 (floatdidf2): Likewise.
6281 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6283 * config/mips/mips.c: Include diagnostic.h.
6284 (mips_set_current_function): Check errorcount and sorrycount
6285 before generating RTL.
6287 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6290 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6291 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6292 (print_operand_reloc): Likewise.
6294 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6298 2007-09-06 Jan Hubicka <jh@suse.cz>
6300 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6303 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6305 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6306 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6308 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6310 * optabs.c (expand_float): Convert unsigned integer as signed only
6311 if it provides sufficient accuracy; add mode argument to real_2expN.
6312 (expand_fix): Fix comment typos; extend binary float into mode
6313 wider than destination for converion to unsigned integer; add mode
6314 argument to real_2expN.
6315 * real.c (real_2expN): Add mode argument to special-case decimal
6317 * real.h (real_2expN): Ditto.
6318 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6320 (fixed_from_string): Ditto.
6321 (fixed_to_decimal): Ditto.
6322 (fixed_convert_from_real): Ditto.
6323 (real_convert_from_fixed): Ditto.
6324 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6325 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6326 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6327 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6329 2007-09-06 Tom Tromey <tromey@redhat.com>
6331 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6332 * c-pch.c (c_common_read_pch): Restore current location after
6334 * tree.c (expand_location): Update.
6335 (expr_filename): Changed return type. Unified the two cases.
6336 (expr_lineno): Likewise.
6337 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6339 * toplev.c (line_table): Changed type.
6340 (general_init): Update.
6341 (realloc_for_line_map): New function.
6342 (general_init): Allocate line_table using GC.
6343 * fix-header.c (line_table): Changed type.
6344 (read_scan_file): Update.
6345 (read_scan_file): Update.
6346 * c-ppoutput.c (maybe_print_line): Update.
6347 (print_line): Update.
6348 (cb_line_change): Update.
6349 (cb_define): Update.
6350 (pp_file_change): Update.
6351 * c-opts.c (c_common_init_options): Update.
6352 (finish_options): Update.
6353 (push_command_line_include): Update.
6354 * c-lex.c (cb_line_change): Update.
6355 (cb_def_pragma): Update.
6356 (cb_define): Update.
6358 (c_lex_with_flags): Use cpp_get_token_with_location.
6359 * input.h (line_table): Changed type.
6360 (location_from_locus): New macro.
6361 * tree.h (EXPR_FILENAME): No longer an lvalue.
6362 (EXPR_LINENO): Likewise.
6363 (expr_locus, set_expr_locus): Declare separately for
6364 USE_MAPPED_LOCATION.
6365 (expr_filename, expr_lineno): Changed return type.
6366 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6367 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6368 (expand_gimple_basic_block): Likewise.
6369 * final.c (final_scan_insn): Use expanded_location.
6371 2007-09-06 Richard Guenther <rguenther@suse.de>
6373 PR tree-optimization/32586
6374 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6375 folding if nothing changed.
6376 (simplify_unary_expression): New function. Do tree combining
6377 on conversion like codes.
6378 (try_to_simplify): Call it.
6379 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6380 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6382 2007-09-06 Jan Hubicka <jh@suse.cz>
6385 * cse.c (fold_rtx): Avoid invalid sharing.
6387 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6389 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6390 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6392 2007-09-06 Revital Eres <eres@il.ibm.com>
6394 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6395 Fix offsettable memory reference for 750CL.
6397 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6399 * reload.c (find_reloads_address_1): Try to preserve original
6400 base/index regclass of operands.
6401 * regrename.c (scan_rtx_address): Likewise.
6402 (replace_oldest_value_addr): Likewise.
6404 2007-09-06 Richard Guenther <rguenther@suse.de>
6406 PR tree-optimization/33302
6407 * domwalk.c (walk_dominator_tree): The exit block is
6408 interesting even if it is not reachable.
6410 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6413 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6415 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6417 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6420 2007-09-05 Ian Lance Taylor <iant@google.com>
6422 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6424 (dump_generic_node): Likewise.
6425 * print-rtl.c (print_decl_name): Likewise.
6426 * print-tree.c (print_node_brief): Likewise.
6427 (print_node): Likewise.
6428 * Makefile.in (RTL_BASE_H): Add alias.h.
6431 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6433 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6435 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6436 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6438 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6440 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6441 (tm_defines): Define UCLIBC_DEFAULT to 1.
6442 (extra_options): Add linux.opt.
6443 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6444 (CRT_CALL_STATIC_FUNCTION): Likewise.
6445 (NO_IMPLICIT_EXTERN_C): Likewise.
6446 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6447 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6448 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6449 (ENDFILE_SPEC): Don't define.
6450 (LIB_SPEC): Likewise.
6451 (CRT_CALL_STATIC_FUNCTION): Likewise.
6452 (NO_IMPLICIT_EXTERN_C): Likewise.
6453 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6454 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6456 2007-09-06 Jan Hubicka <jh@suse.cz>
6458 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6461 2007-09-06 Jan Hubicka <jh@suse.cz>
6463 * opts.c (common_handle_option): Enable inlining functions for
6466 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6468 * builtin-attrs.def (ATTR_NONNULL_3): New.
6469 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6470 ATTR_NOTHROW_NONNULL_##FA.
6471 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6472 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6473 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6474 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6475 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6476 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6477 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6479 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6480 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6481 ATTR_FORMAT_NOTHROW_3_4): Remove.
6482 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6483 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6484 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6485 instead of ATTR_FORMAT_*_*.
6487 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6489 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6490 parts re-used for REG_FRAME_RELATED_EXPR.
6492 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6494 * optabs.c (expand_float): Convert unsigned integer as signed only
6495 if it provides sufficient accuracy; add mode argument to real_2expN.
6496 (expand_fix): Fix comment typos; extend binary float into mode
6497 wider than destination for converion to unsigned integer; add mode
6498 argument to real_2expN.
6499 * real.c (real_2expN): Add mode argument to special-case decimal
6501 * real.h (real_2expN): Ditto.
6502 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6504 (fixed_from_string): Ditto.
6505 (fixed_to_decimal): Ditto.
6506 (fixed_convert_from_real): Ditto.
6507 (real_convert_from_fixed): Ditto.
6508 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6509 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6510 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6511 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6513 2007-09-05 Ian Lance Taylor <iant@google.com>
6515 * init-regs.c (initialize_uninitialized_regs): Call
6516 emit_insn_before rather than add_insn_before.
6518 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6520 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6521 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6522 * tree-inline.h (copy_body_data): Add call_expr field.
6523 * tree-inline.c (expand_call_inline): Initialize call_expr.
6524 (copy_bb): Append anonymous inline fn arguments to arguments
6525 when inlining a CALL_EXPR_VA_ARG_PACK call.
6526 * builtins.c (expand_builtin): Issue an error if
6527 BUILT_IN_VA_ARG_PACK is seen during expand.
6528 (fold_call_expr, fold_builtin_call_array): Don't fold
6529 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6530 __builtin_va_arg_pack () call as last argument.
6531 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6532 function is __builtin_va_arg_pack (), decrease number of call
6533 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6534 * expr.c (expand_expr_real_1): Issue an error if
6535 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6536 * tree-pretty-print.c (dump_generic_node): Handle printing
6537 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6538 * doc/extend.texi (__builtin_va_arg_pack): Document.
6540 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6542 PR tree-optimization/21513
6543 * builtins.c (build_builtin_expect_predicate): New function.
6544 (fold_builtin_expect): Add argument for expected value.
6545 Distribute __builtin_expect over short-circuiting operations.
6546 Fold nested builtin_expects.
6547 (fold_builtin_2): Adjust call to fold_builtin_expect.
6549 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6552 PR tree-optimization/13756
6553 * doc/invoke.texi (Options That Control Optimization): Document
6556 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6558 * config/i386/cpuid.h: New file.
6559 * config/i386/driver-i386.c: Include cpuid.h.
6560 (describe_cache): Shrink size and line strings to 100 bytes.
6561 (detect_caches_amd): Return "" for unsupported max_ext_level.
6562 Use __cpuid function.
6563 (detect_caches_intel): Return "" for unsupported max_level.
6564 Use __cpuid function.
6565 (host_detect_local_cpu): Change feature flag variables to
6566 unsigned int. Initialize only extended feature flag variables.
6567 Use __get_cpuid_max to determine max supported cpuid level.
6568 Use __cpuid function to determine supported features. Fix
6569 calculation of family id. Remove is_amd and check signature
6570 directly. Check for Geode signature. Handle family 4 id.
6571 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6572 cpu discovery code to lower part of the function.
6573 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6574 for sub-architecture.
6575 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6576 [PROCESSOR_K8]: Add k8-sse3 architecture.
6577 [PROCESSOR_NOCONA]: Remove.
6578 [PROCESSOR_GENERIC64]: Ditto.
6579 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6580 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6581 to check for SSE and FXSAVE support.
6582 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6583 Add -minline-all-stringops.
6584 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6585 (x86_64-*-*): Ditto.
6587 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6589 * config/bfin/linux-unwind.h: New file.
6590 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6591 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6593 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6595 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6596 * stmt.c: Include alloc-pool.h.
6597 (struct case_node): Remove GTY marker.
6598 (add_case_node): New parameter case_node_pool. Use it for
6600 (expand_case): New allocation pool case_node_pool. Initialize it,
6601 pass to add_case_node and free it.
6603 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6604 David Ung <davidu@mips.com>
6605 Nigel Stephens <nigel@mips.com>
6607 Add mips16/nomips16 function attributes and -mflip-mips16 option
6608 for testing mixed-mode compilation.
6610 * config/mips/mips.opt (mflip-mips16): New.
6612 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6613 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6615 * config/mips/mips.c (mips_base_target_flags): New.
6616 (mips_base_mips16): New.
6617 (mips_base_schedule_insns): New.
6618 (mips_base_reorder_blocks_and_partition): New.
6619 (mips_base_align_loops): New.
6620 (mips_base_align_jumps): New.
6621 (mips_base_align_functions): New.
6622 (mips16_flipper): New.
6623 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6624 (TARGET_SET_CURRENT_FUNCTION): Define.
6625 (mips_mips16_type_p, mips_nomips16_type_p): New.
6626 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6627 (mips_function_ok_for_sibcall): Make it deal with functions with
6629 (mips_init_split_addresses): New, split out from override_options.
6630 (mips_init_relocs): New, split out from override_options.
6631 (was_mips16_p): New.
6632 (mips_set_mips16_mode): New, split out from override_options.
6633 (mips_set_current_function): New.
6634 (override_options): Add sorry for unsupported mips16/pic
6635 combination. Remove error for mips16/dsp combination. Save
6636 base option settings.
6637 (mips_file_start): Move mips16 mode setting output from here....
6638 (mips_output_function_prologue): ....to here.
6639 (mips_output_mi_thunk): Check for mips16 function.
6640 (build_mips16_function_stub): Don't set .mips16 here.
6641 (build_mips16_call_stub): Likewise.
6642 (mips_expand_builtin): Error in mips16 mode.
6643 (mips_use_mips16_mode_p): New.
6644 (mips_encode_section_info): Check for mips16 function, and set
6645 SYMBOL_REF_FLAGS accordingly.
6647 * doc/extend.texi (Function Attributes): Document new
6648 mips16/nomips16 attributes.
6649 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6650 (MIPS Options): Document -mflip-mips16.
6652 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6654 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6655 if we encounter TLS address in MIPS16 mode.
6656 (mips_legitimize_const_move): Check cannot_force_const_mem for
6657 the (const (plus symbol offset)) case; this forces invalid TLS
6658 address in MIPS16 mode to be caught by the above call to sorry.
6659 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6660 because that now enables emutls, which is not ABI compatible
6661 with native TLS in non-MIPS16 mode.
6663 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6665 Add target hook invoked when cfun changes.
6667 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6668 * target.h (struct gcc_target): Add set_current_function.
6669 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6670 (TARGET_INITIALIZER): Add initializer for set_current_function.
6671 * tree.h (push_struct_function): New.
6672 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6674 (set_cfun): Declare.
6675 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6677 (push_function_context_to): Use allocate_struct_function
6678 to create null context, not init_dummy_function_start. Use set_cfun.
6679 (pop_function_context_from): Use set_cfun.
6680 (in_dummy_function): New.
6681 (invoke_set_current_function_hook): New.
6683 (push_cfun, pop_cfun): Use set_cfun.
6684 (push_struct_function): New.
6685 (allocate_struct_function): Call invoke_set_current_function_hook
6687 (prepare_function_start): Don't set cfun here. Remove unused
6688 argument; fix all callers.
6689 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6690 push_struct_function.
6691 (init_function_start): Set cfun here.
6692 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6693 * omp-low.c (create_omp_child_function): Use push_struct_function
6694 and pop_cfun to save/restore state.
6695 (expand_omp_parallel): Remove unused saved_cfun variable.
6696 * cgraphunit.c (ipa_passes): Use set_cfun.
6697 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6698 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6699 * matrix-reorg.c (transform_allocation_sites): Likewise.
6700 (matrix_reorg): Use set_cfun.
6701 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6702 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6703 assignment to cfun; use set_cfun for the other.
6704 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6705 (dump_function_to_file): Use push_cfun/pop_cfun here.
6706 * c-decl.c (finish_function): Use set_cfun.
6708 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6710 * regrename.c (rerename_optimize): Use deferred rescanning and
6711 insert explicit calls to rescan insns when changed.
6713 2007-09-05 Jan Hubicka <jh@suse.cz>
6715 * optabs.c (libfunc_entry): Change optab to integer.
6716 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6717 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6718 of pointers for hashing.
6720 2007-09-05 Jan Hubicka <jh@suse.cz>
6722 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6724 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6725 * see.c (pass_see): Likewise.
6726 * tracer.c (pass_tracer): Likewise.
6727 * postreload-gcse.c (pass_gcse2): Likewise.
6728 * postreload.c (pass_postreload_cse): Likewise.
6729 * mode-switching.c (pass_mode_switching): Likewise.
6730 * modulo-sched.c (pass_sms): Likewise.
6731 * cse.c (cse_insn): Likewise.
6732 * web.c (pass_web): Likweise.
6733 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6734 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6735 * loop-init.c (pass_rtl_loop_init): Likewise.
6736 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6737 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6738 * global.c (pass_global_alloc): Likewise.
6739 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6740 pass_if_after_reload): Likewise.
6741 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6742 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6743 * regmove.c (pass_regmove): Likewise.
6744 * function.c (pass_thread_prologugues_epilogues): Likewise.
6745 * gcse.c (pass_gcse): Likewise.
6746 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6747 * lower-subreg.c (pass_lower_subreg2): Likewise.
6748 * bt-load.c (pass_branch_target_load): Likewise.
6749 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6750 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6751 * combine.c (pass_combine): Likewise.
6752 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6753 (pass_partition_blocks): Likewise.
6754 * var-tracking.c (pass_variable_track): Likewise.
6755 * reg-stack.c (pass_stack_regs_run): Likewise.
6756 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6757 * passes.c (pass_postreload): Likewise.
6758 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6759 * tree-pass.h (TODO_verify_rtl_sharing): New.
6760 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6761 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6762 TODO_set_props, TODO_df_finish, TODO_df_verify,
6763 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6765 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6767 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6768 fold_real_zero_addition_p, reorder_operands_p,
6769 div_if_zero_remainder, fold_undefer_overflow_warnings,
6770 int_binop_types_match_p, fold_convert_const_int_from_int,
6771 fold_convert_const_int_from_real,
6772 fold_convert_const_int_from_fixed,
6773 fold_convert_const_real_from_real,
6774 fold_convert_const_real_from_fixed,
6775 fold_convert_const_fixed_from_fixed,
6776 fold_convert_const_fixed_from_int,
6777 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6778 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6779 debug_fold_checksum, multiple_of_p): Constify.
6780 * tree-flow-inline.h (get_lineno): Likewise.
6781 * tree-flow.h (get_lineno): Likewise.
6782 * tree-object-size.c (compute_object_offset, addr_object_size,
6783 alloc_object_size, pass_through_call): Likewise.
6784 * tree-pretty-print.c (op_symbol, print_call_name,
6785 print_struct_decl, do_niy): Likewise.
6786 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6787 debug_fold_checksum): Likewise.
6789 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6792 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6793 note, remove the associated REG_RETVAL note.
6795 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6797 * config.gcc (powerpc*-*-*): Install
6798 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6799 * config/rs6000/spu2vmx.h: New header.
6800 * config/rs6000/si2vmx.h: New header.
6801 * config/rs6000/vec_types.h: New header.
6803 2007-09-05 Ben Elliston <bje@au.ibm.com>
6805 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6807 2007-09-05 Ben Elliston <bje@au.ibm.com>
6809 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6811 (__stdcx): Make asm volatile.
6812 (__stwcx, __stdcx): Return only 0 or 1.
6814 2007-09-05 Jan Hubicka <jh@suse.cz>
6818 2007-09-04 Jan Hubicka <jh@suse.cz>
6819 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6821 2007-09-04 Richard Guenther <rguenther@suse.de>
6822 * tree-ssa-operands.c (add_virtual_operand): Only mark
6823 stores as has_volatile_ops if alias information is not available.
6825 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6827 * config/rs6000/tramp.asm: Include config.h.
6828 Check __PIC__ or __pic__ macro instead of SHARED.
6830 PR rtl-optimization/32300
6831 * see.c (see_copy_insn): New function.
6832 (see_def_extension_not_merged, see_merge_one_use_extension,
6833 see_merge_one_def_extension): Use it. Avoid changing
6834 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6835 into sequences. Call df_insn_delete on temporary insns
6836 that won't be emitted into the insn stream.
6837 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6838 and run df_process_deferred_rescans () before run_fast_dce.
6840 PR tree-optimization/33017
6841 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6842 recurse for pure or const function calls.
6844 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6846 * c-format.c: Include alloc-pool.h.
6847 (check_format_info_main): New argument fwt_alloc. Use allocation
6848 pool instead of GC. Remove GC deallocation code.
6849 (check_format_arg): Create allocation pool, pass it to
6850 check_format_info_main and free it afterwards.
6851 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6853 2007-09-05 Ben Elliston <bje@au.ibm.com>
6855 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6856 Rename count macro arugment for clarity.
6857 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6858 (__protected_stream_set): Likewise, pass 0.
6860 2007-09-04 Jan Hubicka <jh@suse.cz>
6862 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6864 2007-09-04 Jan Hubicka <jh@suse.cz>
6866 * invoke.texi (-finline-small-functions): Document.
6867 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6868 when deciding what is inlinable.
6869 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6870 (cgraph_decide_inlining_of_small_function): Handle new flags.
6871 (cgraph_decide_inlining_incrementally): Likewise.
6872 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6873 * common.opt (finline-small-functions): New.
6874 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6876 2007-09-04 Richard Guenther <rguenther@suse.de>
6878 * tree-ssa-operands.c (add_virtual_operand): Only mark
6879 stores as has_volatile_ops if alias information is not available.
6881 2007-09-04 Andrew Haley <aph@redhat.com>
6883 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6885 2007-09-04 Andrew Haley <aph@redhat.com>
6887 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6888 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6889 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6891 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6894 * common.opt: Mention ABI version 2 in comment.
6896 2007-09-04 Jan Hubicka <jh@suse.cz>
6898 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6899 (libfunc_entry): New structure.
6900 (libfunc_hash): New hashtable.
6901 (hash_libfunc): New function.
6902 (eq_libfunc): New function.
6903 (convert_optab_libfunc): New function.
6904 (optab_libfunc): New function.
6905 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6906 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6907 expand_float, expand_fix, new_optab, new_convert_optab):
6908 Update for new libfunc API.
6909 (init_libfunc, init_integral_libfuncs,
6910 init_floating_libfuncs, init_interclass_conv_libfuncs
6911 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6912 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6913 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6914 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6915 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6916 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6917 gen_extend_conv_libfunc): New.
6918 (init_one_libfunc): Revamp for hashtables.
6919 (set_conv_libfunc): Likewise.
6920 (init_optabs): Initialize hashtable; use lazy initialization where
6922 * optabs.h (optab_handlers): Move out of GGC.
6923 (optab, convert_optab): Move out of GGC; add lazy gen info.
6924 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6925 (optab_libfunc, convert_optab_libfunc): New.
6926 * builtins.c (expand_builtin_powi): Update for new API.
6927 * expr.c (convert_move): Likewise.
6928 * expmed.c (expand_divmod): Likewise.
6930 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6932 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6933 GOT pointer only if there is a constant pool. Use the allocated space
6936 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6938 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6941 2007-09-04 Revital Eres <eres@il.ibm.com>
6942 Richard Guenther <rguenther@suse.de>
6943 R. Clint Whaley <whaley@cs.utsa.edu>
6945 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6947 * tree-tailcall.c (process_assignment): Use -fassociative-math
6948 when reodering operands of floating-point type.
6949 * fold-const.c (fold_comparison, fold_binary): Use
6950 -fassociative-math and -freciprocal-math instead of
6951 -funsafe-math-optimization flag.
6952 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6953 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6954 -freciprocal-math instead of -funsafe-math-optimizations.
6955 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6956 -fassociative-math when -ffast-math is set.
6957 (set_unsafe_math_optimizations_flags): New Function
6958 to set -freciprocal-math and -fassociative-math when
6959 -funsafe-math-optimizations is set.
6960 (common_handle_option): Call it.
6961 * tree-vectorizer.c (vect_is_simple_reduction): Use
6962 -fassociative-math when doing reduction on floats.
6963 * loop-unroll.c (analyze_insn_to_expand_var): Use
6964 -fassociative-math when expanding an accumulator of type float.
6965 * simplify-rtx.c (simplify_binary_operation_1): Use
6966 -fassociative-math and -freciprocal-math when reordeing operands
6967 of floating-point type.
6968 * combine.c (combine_simplify_rtx): Likewise.
6969 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6971 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6973 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6976 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6978 2007-09-04 Jan Hubicka <jh@suse.cz>
6980 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6982 2007-09-04 Jan Hubicka <jh@suse.cz>
6984 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6985 and corresponding MATCH_DUP.
6987 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6990 * combine.c (subst): Do not try to simplify X if it represents load
6991 of FP constant from the constant pool via float extension.
6993 2007-09-04 Ben Elliston <bje@au.ibm.com>
6995 * c-opts.c: Include "tm_p.h".
6996 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6998 2007-09-04 Richard Guenther <rguenther@suse.de>
7000 PR tree-optimization/33291
7001 * tree-pretty-print.c (dump_generic_node): Dump all
7002 qualifiers for pointer types, not only first. Dump
7003 qualifiers for aggregate types as well.
7004 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7005 use the canonical type for building ARRAY_REFs.
7006 * gimplify.c (canonicalize_addr_expr): Clean up. The
7007 correct validness check is compatibility of the pointer
7008 types. Always use the canonical type for building
7009 ARRAY_REFs and ADDR_EXPRs.
7010 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7011 change that disabled propagation of ADDR_EXPRs into statements
7014 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7016 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7017 (umulsi3_highpart): Make into expanders; existing insns are
7018 now named *[insn]_nov6. Add stars to existing [insn]_v6
7019 counterparts' names.
7021 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7023 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7024 (unprotoize.o): Remove SHLIB_MULTILIB.
7026 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7028 * doc/extend.texi: Document progmem attribute for AVR.
7030 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7033 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7035 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7037 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7040 * optabs.c: Remove unnecessary forward declarations.
7041 (expand_unop_direct): New, broken out of expand_unop.
7042 (expand_doubleword_clz): New.
7043 (expand_ctz): Move above expand_ffs. Use
7044 start_sequence, end_sequence, add_equal_note, and
7045 expand_unop_direct. Add more commentary.
7046 (expand_ffs): Try both ctz optab and expand_ctz.
7047 Generate a test and branch if the hardware doesn't give us
7048 a useful value for input zero. Style improvements similar to
7051 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7053 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7055 * config.gcc: Delete stanza for arm-semi-aof and
7056 armel-semi-aof targets.
7057 * config/arm/arm-protos.h
7059 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7060 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7061 delete aof_pic_label and remove mention of AOF in comments.
7062 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7064 * config/arm/semiaof.h
7065 * config/arm/t-semi: Delete file.
7067 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7069 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7070 CONST_CAST_BB): New macros for type-specific casts.
7071 (CONST_CAST): Add a TYPE parameter and define it in terms of
7074 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7075 * c-lex.c (cb_ident, lex_string): Likewise,
7076 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7077 * config/i386/i386.c (ix86_function_regparm,
7078 ix86_function_sseregparm): Use CONST_CAST_TREE.
7079 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7081 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7082 give_switch, set_multilib_dir): Likewise,
7083 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7084 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7085 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7086 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7087 * prefix.c (update_path): Likewise,
7088 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7089 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7090 * tree-cfg.c (tree_can_merge_blocks_p,
7091 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7092 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7093 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7094 (attribute_list_contained): Use CONST_CAST_TREE.
7096 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7098 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7100 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7103 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7104 before forcing them into a register.
7106 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7108 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7109 rather than define_code_macro.
7111 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7113 * gcc.c (xputenv): New function.
7114 (putenv_from_prefixes): Use xputenv instead of putenv.
7115 (process_command): Use xputenv instead of putenv.
7116 (set_collect_gcc_options): Use xputenv instead of putenv.
7117 (main): Use xputenv instead of putenv.
7119 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7121 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7122 availability of swap instruction.
7123 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7125 2007-09-03 Revital Eres <eres@il.ibm.com>
7127 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7130 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7131 Ayal Zaks <zaks@il.ibm.com>
7132 Revital Eres <eres@il.ibm.com>
7134 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7135 compute_split_row): New functions.
7136 (ps_unschedule_node): Remove.
7137 (normalize_sched_times): Iterate over the already scheduled
7138 insns instead of the number of nodes.
7139 (MAX_SPLIT_NUM): New definition.
7140 (sms_schedule_by_order): Change the scheduling heuristic to
7141 avoid useless increases of initiation interval ii.
7142 (get_sched_window): Add dump printouts.
7144 2007-09-02 David Daney <ddaney@avtrex.com>
7146 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7147 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7148 (optab, insn): Add more attributes.
7149 (fetchop_bit): New code macro.
7150 (immediate_insn): New code macro attribute.
7151 (sync): Change condition to ISA_HAS_SYNC.
7152 (rdhwr): Change predicate for operand 0 to register_operand.
7153 (memory_barrier): New expand.
7154 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7155 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7156 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7157 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7158 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7159 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7160 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7161 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7162 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7164 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7165 Hans-Peter Nilsson <hp@axis.com>
7167 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7168 Defined to describe availability and behavior of CLZ.
7169 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7170 * config/cris/cris.opt: Tweak comment for "-metrax4".
7171 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7172 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7173 (count_leading_zeros): Define.
7175 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7177 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7179 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7183 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7186 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7188 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7189 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7190 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7191 sched-deps.c, sched-int.h, system.h, target.h,
7192 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7193 tree.def: Fix comment typos.
7195 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7197 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7198 (override_options): Turn on -mstrict-align on non-ColdFire
7200 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7202 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7204 * c-common.c (const_strip_array_types): Delete.
7205 * c-common.h (const_strip_array_types): Likewise.
7206 * emit-rtl.c (const_next_insn, const_previous_insn,
7207 const_next_nonnote_insn, const_prev_nonnote_insn,
7208 const_next_real_insn, const_prev_real_insn,
7209 const_next_active_insn, const_prev_active_insn, const_next_label,
7210 const_prev_label): Delete.
7211 * gimple-low.c (block_may_fallthru): Use expr_last.
7212 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7213 * rtl.h (const_previous_insn, const_next_insn,
7214 const_prev_nonnote_insn, const_next_nonnote_insn,
7215 const_prev_real_insn, const_next_real_insn,
7216 const_prev_active_insn, const_next_active_insn, const_prev_label,
7217 const_next_label): Delete.
7218 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7219 * system.h (CONST_CAST): Update comment.
7220 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7221 (const_first_stmt, const_last_stmt): Delete.
7222 (tree_block_ends_with_condjump_p): Use last_stmt.
7223 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7224 * tree-iterator.c (const_expr_first, const_expr_last,
7225 const_expr_only): Delete.
7226 * tree.c (const_lookup_attribute): Likewise.
7227 (attribute_list_contained): Use lookup_attribute.
7228 * tree.h (const_lookup_attribute, const_expr_first,
7229 const_expr_last, const_expr_only): Delete.
7231 2007-09-01 Richard Guenther <rguenther@suse.de>
7233 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7234 instead of TREE_THIS_VOLATILE.
7235 * tree-ssa-operands.c (add_virtual_operand): Do not set
7236 has_volatile_ops. Do not check s_ann for NULL.
7237 (get_indirect_ref_operands): Likewise.
7238 (get_expr_operands): Likewise. For all reference trees
7239 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7240 check base of reference for TREE_THIS_VOLATILE.
7242 2007-09-01 Richard Guenther <rguenther@suse.de>
7244 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7245 between integral types. Also allow conversions between
7248 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7250 * optabs.c (prepare_float_lib_cmp): Use
7251 libgcc_cmp_return_mode instead of word_mode.
7252 * config/dfp-bit.h: Likewise.
7253 * config/fp-bit.h: Likewise.
7254 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7256 (spu_libgcc_shift_count_mode): New function.
7257 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7258 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7260 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7262 * tree-pretty-print.c: Include output.h.
7263 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7264 HOST_WIDE_INT_PRINT_DEC.
7265 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7267 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7269 PR rtl-optimization/33224
7270 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7271 to the analysed region.
7273 2007-08-31 Richard Guenther <rguenther@suse.de>
7275 * function.c (allocate_struct_function): Do not set
7276 current_function_returns_pointer.
7277 * function.h (struct var_refs_queue): Remove.
7278 (struct simple_obstack_stack): Likewise.
7279 (struct function): Remove fixup_var_refs_queue member.
7280 Remove returns_pointer flag.
7281 (current_function_returns_pointer): Remove define.
7283 2007-08-31 Nick Clifton <nickc@redhat.com>
7285 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7286 secondary keys in order to obtain a stable sort.
7288 2007-08-31 Nick Clifton <nickc@redhat.com>
7291 * config/m32r/constraints.md: Add W constraint for integer zero.
7292 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7293 Fix length calculation by using alternatives.
7295 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7297 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7298 split out from expand_binop.
7299 (avoid_expensive_constant): New function.
7300 (expand_binop_directly): Remove commutative_op argument and
7301 (expand_binop_directly): Remove commutative_op argument and
7302 call cummutative_optab_p instead. Do not change op0 or op1
7303 when swapping xop0 and xop1. Apply avoid_expensive_constant
7304 to each argument after potential swapping. Enforce the
7305 canonical order of commutative operands.
7306 (expand_binop): Use shift_optab_p and commutative_optab_p.
7307 Update the calls to expand_binop_directly. Only force constants
7308 into registers when widening an operation. Only swap operands
7309 once a direct expansion has been rejected.
7310 (expand_twoval_binop): Only force constants into registers when
7311 using a direct expansion.
7313 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7315 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7316 (sched_analyze_insn): Don't postprocess speculative dependencies when
7317 target has no scheduling.
7318 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7319 'uninitialized' warning.
7321 2007-08-31 Richard Guenther <rguenther@suse.de>
7323 * tree.c (build_complex_type): Always set TYPE_NAME for
7326 2007-08-31 Olivier Hainque <hainque@adacore.com>
7328 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7329 internal macro. Default alignment factor for csect directives, chosen
7330 to match what BIGGEST_ALIGNMENT allows.
7331 (DATA_SECTION_ASM_OP): Use it.
7332 * config/rs6000/rs6000.c
7333 (rs6000_xcoff_output_readonly_section_asm_op):
7334 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7335 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7337 2007-08-31 Olivier Hainque <hainque@adacore.com>
7339 * dbxout.c (dbxout_block): Move declaration within the first
7340 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7341 block to include the definition, together with the associated
7344 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7345 Revital Eres <eres@il.ibm.com>
7347 * doc/invoke.texi (-mpaired): Document flag.
7348 * config.gcc: Include paired.h in powerpc extra_headers and
7349 750cl.h in powerpc-*-linux*paired*.
7350 * config/rs6000/rs6000.opt (-mpaired): New flag.
7351 * config/rs6000/rs6000.c (paired_init_builtins,
7352 paired_expand_builtin, paired_expand_lv_builtin,
7353 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7354 New functions to support the paired single builtin functions.
7355 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7356 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7358 (bdesc_paired_preds): New structure for paired predicate
7360 (rs6000_expand_builtin): Expand paired single builtins.
7361 (rs6000_init_builtins): Init paired single builtins.
7362 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7363 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7364 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7365 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7366 (rs6000_vector_mode_supported_p): Support paired vector mode.
7367 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7368 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7370 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7371 (DATA_ALIGNMENT): Likewise.
7372 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7373 (rs6000_builtins): Add PAIRED builtins.
7374 * config/rs6000/rs6000.md: Include paired.md.
7375 * config/rs6000/paired.h: New.
7376 * config/rs6000/paired.md: New.
7377 * config/rs6000/750cl.h: New.
7378 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7380 2007-08-30 Ollie Wild <aaw@google.com>
7382 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7383 * gcc.c (default_compilers): Add -fno-directives-only to
7384 @assembler-with-cpp.
7386 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7390 * regclass.c (initial_fixed_regs): Revert previous change and make
7392 (initial_call_used_regs): Likewise.
7393 (initial_call_really_used_regs): Delete, reverting previous addition.
7394 (initial_reg_names): Likewise.
7395 (init_reg_sets): Revert previous change.
7396 (saved_fixed_regs): New.
7397 (saved_call_used_regs): New.
7398 (saved_call_really_used_regs): New.
7399 (saved_reg_names): New.
7400 (save_register_info): New.
7401 (restore_register_info): New.
7402 (init_reg_sets_1): Replace reset of register info with call to
7403 restore_register_info.
7404 * rtl.h (save_register_info): Declare.
7405 * toplev.c (backend_init): Call save_register_info.
7407 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7409 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7410 from the original statement.
7412 2007-08-30 Chao-ying Fu <fu@mips.com>
7414 * c-lex.c (interpret_fixed): Declare.
7415 (interpret_float): Process _Fract and _Accum.
7416 (interpret_fixed): New function.
7417 * final.c (output_addr_const): Process CONST_FIXED.
7418 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7419 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7421 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7423 (simplify_immed_subreg): Support CONST_FIXED.
7424 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7425 (simplify_subreg): Support CONST_FIXED.
7427 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7429 * config/rs6000/ppu_intrinsics.h: New file.
7430 * config.gcc (powerpc*-*-* <extra_headers>): Install
7433 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7435 * cfg.c (dump_flow_info): Change to also print entry and exit
7437 * print-rtl.c (print_rtl_single): Allow to print rtl with
7440 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7442 * df-core.h (df_dump_region): New function.
7443 * df.h (df_dump_region): New function.
7444 * loop-invariant.c (find_defs): Add call to df_dump_region.
7445 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7448 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7451 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7452 true if any of the compare_section_name calls returned true,
7453 rather than if any returned false.
7455 2007-08-30 Richard Guenther <rguenther@suse.de>
7457 PR tree-optimization/33199
7458 * tree-ssa-structalias.c (handle_lhs_call): New function.
7459 (find_func_aliases): In non-IPA mode make sure that for
7460 calls that return a pointer we add a constraint for the
7461 result to point to anything.
7463 2007-08-30 Richard Guenther <rguenther@suse.de>
7465 * doc/invoke.texi (-mveclibabi): Document new target option.
7466 * config/i386/i386.opt (-mveclibabi): New target option.
7467 * config/i386/i386.c (ix86_veclib_handler): Handler for
7468 vectorization library support.
7469 (override_options): Handle the -mveclibabi option, initialize
7470 the vectorization library handler.
7471 (ix86_builtin_vectorized_function): As fallback call the
7472 vectorization library handler, if set.
7473 (ix86_veclibabi_acml): New static function for ACML ABI style
7474 vectorization support.
7476 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7478 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7479 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7480 SImode and update m. Don't run gen_lowpart_common on arbitrary
7481 memory address, force it to register first.
7484 * dce.c (dce_process_block): Don't delete setters of
7485 artificially used registers.
7487 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7489 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7490 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7491 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7493 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7495 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7497 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7498 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7500 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7502 * system.h: Activate -Wcast-qual as warning-only.
7504 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7507 * config/rs6000/rs6000.c (compare_section_name): New function.
7508 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7511 2007-08-29 Olivier Hainque <hainque@adacore.com>
7513 * xcoffout.c: #include debug.h.
7514 * Makefile.in (xcoffout.o): Add debug.h dependency.
7516 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7518 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7519 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7521 2007-08-29 Richard Guenther <rguenther@suse.de>
7523 * tree-pretty-print.c (dump_generic_node): Print
7524 label DECL_UID as D.%u.
7525 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7527 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7529 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7530 * builtins.def (BUILT_IN_REALLOC): New builtin.
7532 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7535 * tree.c (build_type_attribute_qual_variant): Set canonical types
7536 on the final, unqualified attribute variant before building the
7539 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7541 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7542 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7544 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7547 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7548 * config/bfin/bfin.md (composev2hi): Put operands into vector
7551 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7553 * config/bfin/bfin.md (composev2hi): Put operands into vector
7556 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7558 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7559 attribute when appropriate.
7560 (bfin_handle_l1_text_attribute): New.
7561 (bfin_handle_l1_data_attribute): New.
7562 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7563 l1_data_A and l1_data_B.
7564 * doc/extend.texi (node Function Attributes): Document l1_text
7566 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7567 l1_data_A and l1_data_B variable attributes.
7569 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7571 * config/bfin/bfin.opt (minline-plt): Add.
7572 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7573 call to global functions.
7574 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7575 (Blackfin Options): Document -minline-plt.
7577 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7579 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7580 given a non-function.
7581 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7583 2007-08-28 DJ Delorie <dj@redhat.com>
7585 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7587 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7589 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7591 2007-08-28 Richard Guenther <rguenther@suse.de>
7593 * tree.h (struct tree_function_decl): Increase size of
7594 function_code bitfield.
7596 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7597 Kazu Hirata <kazu@codesourcery.com>
7599 * config/m68k/linux.h
7600 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7601 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7602 (m68k_return_in_memory): New.
7603 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7606 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7609 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7610 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7611 operand) when top VEC_SELECT extracts scalar element.
7612 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7613 (*vec_extract_v4sf_mem): Ditto.
7615 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7618 * passes.c (init_optimization_passes): Move pass_df_finish
7619 after pass_postreload sublist.
7621 PR rtl-optimization/33148
7622 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7623 (neg (lt X 0)) if X has scalar int mode.
7626 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7627 initializer, use build_vector_from_ctor if possible to create
7628 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7629 even after this, return NULL.
7631 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7633 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7635 2007-08-28 Richard Guenther <rguenther@suse.de>
7637 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7638 (struct tree_function_decl): Make function_code a bitfield.
7639 Add disregard_inline_limits flag.
7640 * cgraphunit.c (cgraph_process_new_functions): Check
7641 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7642 (cgraph_preserve_function_body_p): Likewise.
7643 * ipa-inline.c (compute_inline_parameters): Likewise.
7644 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7645 for GNU C extern inline functions.
7646 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7647 * tree-inline.c (disregard_inline_limits_p): Remove.
7648 * tree-inline.h (disregard_inline_limits_p): Likewise.
7649 * c-common.c (handle_always_inline_attribute): Set
7650 DECL_DISREGARD_INLINE_LIMITS.
7651 * langhooks.c (add_builtin_function): Verify the function code
7652 fits in the bitfield.
7654 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7655 Vladimir Yanovsky <yanov@il.ibm.com>
7656 Revital Eres <eres@il.ibm.com>
7657 Andrey Belevantsev <abel@ispras.ru>
7659 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7661 * modulo-sched.c: Add documentation regarding do-loop.
7662 (doloop_register_get): Change number of arguments to support
7663 the new do-loop pattern and check whether COUNT_REG has no other
7664 occurences in the loop besides in the control part.
7665 (duplicate_insns_of_cycles): Do not duplicate the insn which
7666 changes count_reg as it is already adjusted.
7667 (generate_prolog_epilog): New argument to support the new
7668 do-loop pattern. Change the subtract instruction to use
7669 expand_simple_binop. Call duplicate_insns_of_cycles with new
7671 (sms_schedule): Call doloop_register_get and
7672 generate_prolog_epilog with new argument. Do not handle loops
7673 with single sets insns with subreg in their lhs.
7674 * loop-doloop.c (doloop_optimize): Support for another do-loop
7676 (doloop_condition_get): Gets an instruction instead of a pattern
7677 and change the return condition when the do-loop pattern is
7679 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7680 deps when considering to not create edges.
7682 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7684 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7687 2007-08-27 Jason Merrill <jason@redhat.com>
7690 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7691 zero-sized types after calling gimplify_modify_expr_rhs.
7693 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7695 * regclass.c (init_reg_autoinc): Fix typo.
7697 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7699 Fix PR tree-optimization/33173
7700 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7702 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7705 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7706 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7709 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7710 David Ung <davidu@mips.com>
7711 Nigel Stephens <nigel@mips.com>
7713 Separate target-specific initialization from general
7714 back-end initialization.
7716 * toplev.c (init_alignments): New, split out from...
7717 (process_options): ...here.
7718 (backend_init_target): New, split out from...
7719 (backend_init): ...here.
7720 (lang_dependent_init_target): New, split out from...
7721 (lang_dependent_init): ...here.
7722 (target_reinit): New.
7723 * toplev.h (target_reinit): Declare.
7724 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7725 now can be called more than once. Update comments.
7726 * expr.h (init_expr_target): Likewise.
7727 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7728 now can be called more than once. Explicitly zero
7729 static_reg_base_value.
7730 * emit-rtl.c (init_emit_regs): New, split out from...
7731 (init_emit_once): Here.
7732 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7733 non-const, so that changes from command-line arguments can overwrite
7734 values provided by the static initializers.
7735 (initial_call_really_used_regs): New, used similarly to the above.
7736 (initial_reg_names): Likewise.
7737 (last_mode_for_init_move_cost): Promoted function-local static to
7738 file-scope static to make it accessible outside init_move_cost.
7739 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7740 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7741 reg_names since it is needed for parsing command-line options.
7742 (init_move_cost): Use last_mode_for_init_move_cost instead of
7743 function-local static.
7744 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7745 call_really_used_regs now. Reinitialize reg_names. Also
7746 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7747 reg_class_superunion. Clear losing_caller_save_reg_set.
7748 Preserve global registers if called more than once. Reset
7749 move cost, may_move_in_cost, may_move_out_cost, and
7750 last_mode_for_init_move_cost.
7751 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7752 can now be invoked more than once. Update comments.
7753 (init_regs): Update comments.
7754 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7755 and initial_call_really_used_regs, instead of the non-initial
7756 variables. This allows us to save the command-line register settings
7757 after target reinitialization.
7758 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7759 * rtl.h (init_emit_regs): Declare.
7760 (init_reg_modes_target, init_alias_target): Renamed as described
7762 * reload1.c (init_reload): Update comments.
7763 * optabs.c (init_optabs): Likewise.
7764 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7766 2007-08-26 Chao-ying Fu <fu@mips.com>
7768 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7771 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7773 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7775 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7777 * bb-reorder.c (copy_bb_p): Likewise.
7778 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7779 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7780 block_ends_with_condjump_p): Likewise.
7781 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7782 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7783 block_ends_with_condjump_p): Likewise.
7784 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7785 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7786 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7787 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7788 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7789 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7790 debug_true_const_tree instad of debug_true_tree.
7791 * debug.c (do_nothing_debug_hooks): Likewise.
7792 * debug.h (ignore_block, debug_true_const_tree): Constify.
7793 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7794 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7795 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7796 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7797 dbx_reg_number, is_based_loc, field_type,
7798 simple_type_align_in_bits, simple_decl_align_in_bits,
7799 simple_type_size_in_bits, field_byte_offset, insert_float,
7800 type_tag, member_declared_type, is_redundant_typedef,
7801 secname_for_decl, is_inlined_entry_point): Likewise.
7802 * emit-rtl.c (const_next_insn, const_previous_insn,
7803 const_next_nonnote_insn, const_prev_nonnote_insn,
7804 const_next_real_insn, const_prev_real_insn,
7805 const_next_active_insn, const_prev_active_insn, const_next_label,
7806 const_prev_label): Likewise.
7807 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7809 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7810 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7811 sched_insn_is_legitimate_for_speculation_p): Likewise.
7812 * jump.c (reversed_comparison_code_parts,
7813 reversed_comparison_code, reversed_comparison, condjump_label):
7815 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7816 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7818 * rtl.h (const_previous_insn, const_next_insn,
7819 const_prev_nonnote_insn, const_next_nonnote_insn,
7820 const_prev_real_insn, const_next_real_insn,
7821 const_prev_active_insn, const_next_active_insn, const_prev_label,
7822 const_next_label, modified_between_p, modified_in_p,
7823 const_note_storeskeep_with_call_p, condjump_label,
7824 reversed_comparison, reversed_comparison_code,
7825 reversed_comparison_code_parts, memory_modified_in_insn_p,
7826 stack_regs_mentioned): Likewise.
7827 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7828 keep_with_call_p): Likewise.
7829 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7830 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7831 sd_lists_size, sd_lists_empty_p): Likewise.
7832 * sched-int.h (sched_insns_conditions_mutex_p,
7833 haifa_classify_insn, no_real_insns_p,
7834 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7835 sd_lists_size, sd_lists_empty_p): Likewise.
7836 * sdbout.c (sdb_debug_hooks): Likewise.
7837 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7838 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7839 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7841 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7842 tree_can_throw_internal): Likewise.
7843 * tree-flow-inline.h (phi_nodes): Likewise.
7844 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7845 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7846 * tree-gimple.c (const_get_call_expr_in): Likewise.
7847 * tree-gimple.h (const_get_call_expr_in): Likewise.
7848 * tree.c (const_lookup_attribute, attribute_list_equal,
7849 attribute_list_contained): Likewise.
7850 * tree.h (attribute_list_equal, attribute_list_contained,
7851 const_lookup_attribute): Likewise.
7852 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7854 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7856 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7857 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7859 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7862 * config/alpha/constraints.md: Delete "svn:mime-type" property
7863 with svn propdel "svn:mime-type".
7865 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7868 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7869 non NOTE insn doesn't cross basic block.
7870 (noce_try_abs): Likewise.
7871 (noce_process_if_block): Likewise.
7873 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7876 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7877 operand without auto-inc-dec.
7878 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7879 offsettable_mem_operand.
7880 (floatunssidf2_internal): Same.
7881 (fix_truncdfsi2_internal): Same.
7882 (floatsidf_ppc64): Same.
7883 (floatunssidf_ppc64): Same.
7884 (fix_trunctfsi2_internal): Same.
7886 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7889 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7890 pass defines needed for version.c.
7892 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7894 * configure.ac (--debug-prefix-map check): Change assembler
7895 version presumed to have feature to 2.18.
7896 * configure: Regenerate.
7898 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7900 * c-common.c (vector_types_convertible_p,
7901 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7902 self_promoting_args_p): Constify.
7903 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7904 c_promoting_integer_type_p, self_promoting_args_p,
7905 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7906 * c-decl.c (anon_aggr_type_p): Likewise.
7907 * * c-dump.c (dump_stmt): Likewise.
7908 * c-objc-common.c (has_c_linkage): Likewise.
7909 * c-tree.h (same_translation_unit_p): Likewise.
7910 * c-typeck.c (null_pointer_constant_p,
7911 tagged_types_tu_compatible_p, function_types_compatible_p,
7912 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7913 comptypes_internal, struct tagged_tu_seen_cache,
7914 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7915 c_size_in_bytes): Likewise.
7916 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7917 hash_ptr, eq_ptr): Likewise.
7918 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7919 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7920 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7921 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7923 * optabs.c (optab_for_tree_code): Likewise.
7924 * optabs.h (optab_for_tree_code): Likewise.
7925 * rtl.h (simplify_rtx): Likewise.
7926 * simplify-rtx.c (simplify_rtx): Likewise.
7927 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7928 dump_flag, dump_node): Likewise.
7929 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7930 queue_and_dump_type, dump_flag): Likewise.
7931 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7932 * tree-pass.h (dump_node): Likewise.
7933 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7934 supportable_narrowing_operation): Likewise.
7935 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7936 supportable_narrowing_operation): Likewise.
7937 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7938 is_negative_overflow_infinity, is_positive_overflow_infinity,
7939 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7940 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7941 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7942 ssa_name_nonzero_p, fp_predicate): Likewise.
7943 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7944 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7945 ssa_name_nonnegative_p): Likewise.
7947 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7949 * config.gcc : Add x86_64-elf target.
7951 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7953 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7955 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7956 Nigel Stephens <nigel@mips.com>
7960 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7961 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7962 * expr.c (SET_BY_PIECES_P): Define.
7963 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7964 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7965 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7967 * expr.h (SET_RATIO): Define.
7968 (can_store_by_pieces, store_by_pieces): Update prototypes.
7969 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7970 can_store_by_pieces/store_by_pieces.
7971 (expand_builtin_memcpy_args): Likewise.
7972 (expand_builtin_strncpy): Likewise.
7973 (expand_builtin_memset_args): Likewise. Also remove special case
7974 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7975 decide what to do instead.
7976 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7977 to can_store_by_pieces.
7979 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7980 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7982 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7983 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7984 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7985 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7986 (STORE_BY_PIECES_P): Define.
7988 2007-08-24 Tom Tromey <tromey@redhat.com>
7990 * varpool.c (varpool_last_needed_node): Fix comment typo.
7991 * c-decl.c (duplicate_decls): Fix comment typo.
7992 (clone_underlying_type): Update comment.
7994 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7996 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7997 alpha_in_small_data_p, alpha_split_complex_arg,
7998 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8000 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8001 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8003 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8004 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8005 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8006 * config/darwin.c (darwin_binds_local_p): Likewise.
8007 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8009 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8010 i386_pe_valid_dllimport_attribute_p): Likewise.
8011 * config/i386/i386.c (ix86_function_regparm,
8012 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8013 x86_can_output_mi_thunk, ix86_mangle_type,
8014 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8015 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8016 i386_pe_binds_local_p): Likewise.
8017 * config/ia64/ia64.c
8018 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8019 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8020 ia64_invalid_conversion, ia64_invalid_unary_op,
8021 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8023 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8024 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8025 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8026 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8027 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8028 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8029 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8030 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8031 * config/pa/pa.c (pa_commutative_p): Likewise.
8032 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8034 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8035 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8036 rs6000_use_blocks_for_constant_p,
8037 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8038 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8039 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8040 * config/s390/s390.c (s390_mangle_type,
8041 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8043 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8044 th_in_small_data_p): Likewise.
8045 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8046 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8048 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8049 sparc_mangle_type): Likewise.
8050 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8051 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8052 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8054 * hooks.c (hook_bool_mode_const_rtx_false,
8055 hook_bool_mode_const_rtx_true,
8056 hook_bool_const_tree_hwi_hwi_const_tree_false,
8057 hook_bool_const_tree_hwi_hwi_const_tree_true,
8058 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8059 hook_constcharptr_const_tree_null,
8060 hook_constcharptr_const_rtx_null,
8061 hook_constcharptr_const_tree_const_tree_null,
8062 hook_constcharptr_int_const_tree_null,
8063 hook_constcharptr_int_const_tree_const_tree_null): New.
8064 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8065 hook_bool_tree_hwi_hwi_tree_false,
8066 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8067 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8068 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8069 hook_constcharptr_int_tree_null,
8070 hook_constcharptr_int_tree_tree_null): Delete.
8071 (default_can_output_mi_thunk_no_vcall): Constify.
8072 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8073 hook_bool_tree_hwi_hwi_tree_false,
8074 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8075 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8076 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8077 hook_constcharptr_int_tree_null,
8078 hook_constcharptr_int_tree_tree_null): Delete.
8079 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8080 hook_bool_const_tree_hwi_hwi_const_tree_false,
8081 hook_bool_const_tree_hwi_hwi_const_tree_true,
8082 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8083 hook_constcharptr_const_tree_null,
8084 hook_constcharptr_const_rtx_null,
8085 hook_constcharptr_const_tree_const_tree_null,
8086 hook_constcharptr_int_const_tree_null,
8087 hook_constcharptr_int_const_tree_const_tree_null): New.
8088 (default_can_output_mi_thunk_no_vcall): Constify.
8089 * integrate.c (function_attribute_inlinable_p): Likewise.
8090 * integrate.h (function_attribute_inlinable_p): Likewise.
8091 * jump.c (rtx_renumbered_equal_p): Likewise.
8092 * output.h (decl_readonly_section, categorize_decl_for_section,
8093 default_use_anchors_for_symbol_p, default_binds_local_p,
8094 default_binds_local_p_1): Likewise.
8095 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8097 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8098 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8099 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8100 TARGET_COMP_TYPE_ATTRIBUTES,
8101 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8102 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8103 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8104 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8105 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8106 * target.h (can_output_mi_thunk, needs_block_p,
8107 first_cycle_multipass_dfa_lookahead_guard_spec,
8108 vector_alignment_reachable, comp_type_attributes,
8109 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8110 commutative_p, use_blocks_for_constant_p,
8111 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8112 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8113 invalid_within_doloop, valid_dllimport_attribute_p,
8114 split_complex_arg, invalid_arg_for_unprototyped_fn,
8115 invalid_conversion, invalid_unary_op, invalid_binary_op):
8117 * targhooks.c (default_invalid_within_doloop,
8118 hook_invalid_arg_for_unprototyped_fn,
8119 default_builtin_vector_alignment_reachable): Likewise.
8120 (hook_bool_rtx_commutative_p): Delete.
8121 (hook_bool_const_rtx_commutative_p): New.
8122 * targhooks.h (default_invalid_within_doloop,
8123 default_builtin_vector_alignment_reachable,
8124 hook_invalid_arg_for_unprototyped_fn): Constify.
8125 (hook_bool_rtx_commutative_p): Delete.
8126 (hook_bool_const_rtx_commutative_p): New.
8127 * varasm.c (bss_initializer_p, decl_default_tls_model,
8128 categorize_decl_for_section, decl_readonly_section,
8129 default_use_anchors_for_symbol_p, default_binds_local_p,
8130 default_binds_local_p_1): Constify.
8132 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8134 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8135 __NO_BUILTIN if -fno-builtin.
8137 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8139 * config/bfin/bfin.c (print_operand): Report error instead of
8140 ICE for wrong operand.
8142 2007-08-24 Michael Matz <matz@suse.de>
8144 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8146 2007-08-24 Richard Guenther <rguenther@suse.de>
8149 * tree-ssa.c (useless_type_conversion_p): Split into a
8150 recursive and a non-recursive part.
8151 (useless_type_conversion_p_1): New function.
8152 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8153 from maybe_fold_offset_to_reference is trivially convertible
8154 to the desired type before doing the simplification.
8156 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8158 * expr.c (store_expr): Optimize initialization of an array
8160 * expr.h (builtin_strncpy_read_str): New prototype.
8161 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8164 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8167 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8168 field when initializing if_info structure.
8170 2007-08-24 Richard Guenther <rguenther@suse.de>
8172 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8174 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8175 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8176 * tree-inline.c (inlinable_function_p): Fold in common parts of
8177 the cannot_inline_tree_fn langhook.
8178 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8179 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8180 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8181 cannot_inline_tree_fn langhook.
8182 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8183 cannot_inline_tree_fn member.
8185 2007-08-24 Richard Guenther <rguenther@suse.de>
8187 * expr.c (get_inner_reference): Do computation of bitoffset
8188 from offset in a way we can detect overflow reliably.
8190 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8192 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8194 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8196 * config/bfin/bfin.opt (mfast-fp): Add.
8197 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8198 libbffastfp override libgcc if -mfast-fp.
8199 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8200 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8201 (Blackfin Options): Document -mfast-fp.
8203 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8205 PR tree-optimization/32573
8207 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8208 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8209 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8210 (build_classic_dist_vector): Return false rather than true if
8211 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8212 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8213 returned false. Don't call save_dist_v before calling
8214 build_classic_dist_vector_1.
8215 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8216 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8217 DDR_DIR_VECTS vectors.
8219 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8221 * configure.ac (leb128): Modify sed statement to work with any
8222 binutils version string.
8223 * configure: Regenerate
8225 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8227 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8228 Wrap in RTX_CODE macro guard.
8229 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8230 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8231 arm_mark_dllimport, arm_pe_encode_section_info,
8232 arm_pe_unique_section): Use ISO-C function declarations.
8233 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8234 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8235 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8237 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8238 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8240 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8242 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8243 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8244 (register_move_cost): Use ISO-C function declarations.
8245 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8246 * config/score/score-protos.h (score_declare_object): Add
8248 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8250 * final.c (profile_function): Avoid empty if-bodies.
8253 * calls.c (must_pass_in_stack_var_size,
8254 must_pass_in_stack_var_size_or_pad): Constify.
8255 * config/alpha/alpha-protos.h (function_value): Likewise.
8256 * config/alpha/alpha.c (alpha_return_in_memory,
8257 alpha_pass_by_reference, function_value,
8258 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8259 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8261 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8262 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8263 TARGET_PROMOTE_PROTOTYPES): Likewise.
8264 * config/arm/arm-protos.h (arm_return_in_memory,
8265 arm_pad_arg_upward, arm_function_value): Likewise.
8266 * config/arm/arm.c (arm_pass_by_reference,
8267 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8268 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8269 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8271 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8272 * config/avr/avr-protos.h (avr_function_value): Likewise.
8273 * config/avr/avr.c (avr_return_in_memory,
8274 gas_output_limited_string, gas_output_ascii, avr_function_value,
8275 avr_return_in_memory): Likewise.
8276 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8277 * config/bfin/bfin.c (bfin_pass_by_reference,
8278 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8279 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8281 * config/cris/cris.c (cris_pass_by_reference,
8282 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8283 * config/crx/crx.c (crx_return_in_memory): Likewise.
8284 * config/darwin.c (function_base, machopic_function_base_name):
8286 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8287 TARGET_PROMOTE_PROTOTYPES): Likewise.
8288 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8289 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8290 * config/i386/i386-protos.h (ix86_return_in_memory,
8291 ix86_sol10_return_in_memory): Likewise.
8292 * config/i386/i386.c (ix86_function_value,
8293 ix86_function_sseregparm, ix86_must_pass_in_stack,
8294 type_natural_mode, classify_argument, examine_argument,
8295 construct_container, ix86_pass_by_reference, function_value_32,
8296 function_value_64, ix86_function_value_1, return_in_memory_32,
8297 return_in_memory_64, return_in_memory_ms_64,
8298 ix86_return_in_memory, ix86_sol10_return_in_memory,
8299 TARGET_PROMOTE_PROTOTYPES): Likewise.
8300 * config/ia64/ia64-protos.h (ia64_function_value,
8301 ia64_hpux_function_arg_padding): Likewise.
8302 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8303 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8304 ia64_hpux_function_arg_padding): Likewise.
8305 * config/iq2000/iq2000-protos.h (function_arg,
8306 iq2000_function_value): Likewise.
8307 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8308 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8309 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8310 function_arg, iq2000_function_value): Likewise.
8311 * config/m32c/m32c-protos.h (m32c_function_value,
8312 m32c_promote_function_return): Likewise.
8313 * config/m32c/m32c.c (m32c_pass_by_reference,
8314 m32c_promote_prototypes, m32c_promote_function_return,
8315 m32c_function_value): Likewise.
8316 * config/m32r/m32r.c (m32r_return_in_memory,
8317 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8318 m32r_in_small_data_p): Likewise.
8319 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8321 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8322 m68hc11_function_arg_padding): Likewise.
8323 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8324 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8325 m68k_function_value): Likewise.
8326 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8327 mcore_function_value): Likewise.
8328 * config/mcore/mcore.c (handle_structs_in_regs,
8329 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8330 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8331 mcore_num_arg_regs, mcore_function_value): Likewise.
8332 * config/mips/mips-protos.h (mips_pad_arg_upward,
8333 mips_function_value): Likewise.
8334 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8335 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8336 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8337 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8338 mips_function_value): Likewise.
8339 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8341 * config/mmix/mmix.c (mmix_pass_by_reference,
8342 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8343 mmix_encode_section_info): Likewise.
8344 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8346 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8347 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8348 mn10300_function_value): Likewise.
8349 * config/mt/mt-protos.h (mt_function_value): Likewise.
8350 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8351 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8352 * config/pa/pa-protos.h (function_arg_padding, function_value,
8353 pa_return_in_memory): Likewise.
8354 * config/pa/pa.c (pa_pass_by_reference,
8355 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8356 function_arg_padding, function_value, pa_return_in_memory):
8358 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8359 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8360 function_arg_padding): Likewise.
8361 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8362 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8363 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8364 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8365 function_arg_padding, altivec_expand_dst_builtin,
8366 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8367 altivec_init_builtins, rs6000_common_init_builtins,
8368 rs6000_function_value): Likewise.
8369 * s390/s390-protos.h (s390_function_value): Likewise.
8370 * config/s390/s390.c (s390_function_arg_size,
8371 s390_pass_by_reference, s390_return_in_memory,
8372 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8373 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8374 * config/score/score-protos.h (score_function_value): Likewise.
8375 * config/score/score.c (score_arg_partial_bytes,
8376 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8377 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8378 score_pass_by_reference, score_add_offset, score_function_value):
8380 * config/sh/sh-protos.h (sh_attr_renesas_p,
8381 sh_promote_prototypes): Likewise.
8382 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8383 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8384 sh_attr_renesas_p): Likewise.
8385 * config/sparc/sparc-protos.h (function_value,
8386 function_arg_padding): Likewise.
8387 * config/sparc/sparc.c (sparc_promote_prototypes,
8388 sparc_return_in_memory, sparc_pass_by_reference,
8389 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8390 function_arg_record_value_2, function_arg_record_value_1,
8391 function_arg_record_value, function_arg_record_value,
8392 function_arg_padding, function_value): Likewise.
8393 * config/spu/spu-protos.h (spu_function_value): Likewise.
8394 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8395 spu_function_value): Likewise.
8396 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8398 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8399 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8400 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8402 * config/v850/v850.c (v850_return_in_memory,
8403 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8404 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8405 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8406 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8407 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8409 * explow.c (promote_mode, hard_function_value): Likewise.
8410 * expr.h (hard_function_value, promote_mode): Likewise.
8411 * function.c (aggregate_value_p): Likewise.
8412 * hooks.c (hook_bool_const_tree_true): New.
8413 * hooks.h (hook_bool_const_tree_true): New.
8414 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8415 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8416 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8417 TARGET_RETURN_IN_MSB): Likewise.
8418 * target.h (promote_function_args, promote_function_return,
8419 promote_prototypes, return_in_memory, return_in_msb,
8420 pass_by_reference, must_pass_in_stack, callee_copies,
8421 function_value): Likewise.
8422 * targhooks.c (default_return_in_memory,
8423 hook_pass_by_reference_must_pass_in_stack,
8424 hook_callee_copies_named,
8425 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8426 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8427 default_function_value): Likewise.
8428 * targhooks.h (default_return_in_memory,
8429 hook_pass_by_reference_must_pass_in_stack,
8430 hook_callee_copies_named,
8431 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8432 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8433 default_function_value): Likewise.
8434 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8435 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8436 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8437 * tree.c (needs_to_live_in_memory): Likewise.
8438 * tree.h (struct tree_type, needs_to_live_in_memory,
8439 aggregate_value_p, must_pass_in_stack_var_size,
8440 must_pass_in_stack_var_size_or_pad): Likewise.
8441 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8442 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8443 lookup_filename): Likewise.
8445 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8448 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8449 fake fcomi i387 instruction for !TARGET_CMOVE.
8450 (ix86_expand_branch): Expand natural sequence with one jump for
8451 all targets, not only TARGET_CMOVE.
8452 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8453 pattern to implement fake fcomi sequence. Split instruction after
8454 reload to correct compare sequences.
8455 (*cmpfp_xf_cc): Ditto.
8456 (*cmpfp_<mode>_cc): Ditto.
8457 (*cmpfp_u_cc): Ditto.
8458 (*cmpfp_<mode>_cc): Ditto.
8460 2007-08-23 Richard Guenther <rguenther@suse.de>
8462 * tree-pretty-print.c (dump_generic_node): Annotate
8463 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8465 2007-08-23 Richard Guenther <rguenther@suse.de>
8467 * builtins.c (expand_builtin_mathfn): Wrap argument in
8468 save_expr directly instead of re-building the call.
8469 (expand_builtin_mathfn_2): Likewise.
8470 (expand_builtin_mathfn_3): Likewise.
8471 (expand_builtin_interclass_mathfn): Likewise.
8472 (expand_builtin_int_roundingfn): Set arg.
8473 (expand_builtin_int_roundingfn_2): Likewise.
8475 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8477 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8478 *sse_nand<mode>3, *sse_xor<mode>3): New.
8480 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8482 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8483 * config/i386/i386.c (print_operand): Handle ';' code. Output
8484 semicolon for TARGET_MACHO.
8485 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8486 emit semicolon after 'lock' prefix.
8487 (sync_double_compare_and_swap<mode>): Ditto.
8488 (*sync_double_compare_and_swapdi_pic): Ditto.
8489 (*sync_compare_and_swap_cc<mode>): Ditto.
8490 (sync_double_compare_and_swap_cc<mode>): Ditto.
8491 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8492 (sync_old_add<mode>): Ditto.
8493 (sync_add<mode>): Ditto.
8494 (sync_sub<mode>): Ditto.
8495 (sync_ior<mode>): Ditto.
8496 (sync_and<mode>): Ditto.
8497 (sync_xor<mode>): Ditto.
8499 2007-08-22 Chao-ying Fu <fu@mips.com>
8501 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8503 (copy_rtx): Handle CONST_FIXED.
8504 (rtx_equal_p): Likewise.
8505 * rtl.h (fixed_value.h): New include.
8506 (rtx_def): Add a new field of fixed_value to u.
8507 (XCNMPFV): Define for accessing fixed_value.
8508 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8510 * rtl.def (CONST_FIXED): New constant.
8511 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8512 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8513 US_ASHIFT): New codes.
8514 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8515 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8516 unsigned_fract_convert, unsigned_sat_fract): Document them.
8517 * varasm.c (assemble_integer): Extend to support fixed-point constants
8518 by using different machine classes.
8519 (decode_addr_const): Handle FIXED_CST.
8520 (const_hash_1): Likewise.
8521 (compare_constant): Likewise.
8522 (copy_constant): Likewise.
8523 (const_rtx_hash_1): Handle CONST_FIXED.
8524 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8525 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8527 (initializer_constant_valid_p): Handle FIXED_CST.
8528 (output_constant): Support FIXED_POINT_TYPE.
8529 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8530 * cse.c (hash_rtx): Support CONST_FIXED.
8531 (exp_equiv_p): Likewise.
8532 (cannon_reg): Likewise.
8533 (fold_rtx): Likewise.
8534 (equiv_constant): Likewise.
8535 (cse_process_notes_1): Likewise.
8536 (count_reg_usage): Likewise.
8537 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8538 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8539 (wrap_constant): Check CONST_FIXED.
8540 (cselib_hash_rtx): Support CONST_FIXED.
8541 (cselib_subst_to_values): Likewise.
8542 * df-scan.c (df_uses_record): Likewise.
8543 * gcse.c (want_to_gcse_p): Likewise.
8544 (oprs_unchanged_p): Likewise.
8545 (oprs_not_set_p): Likewise.
8546 (compute_transp): Likewise.
8547 (extract_mentioned_regs_helper): Likewise.
8548 * genemit.c (gen_exp): Likewise.
8549 * local-alloc.c (equiv_init_varies_p): Likewise.
8550 (contains_replace_regs): Likewise.
8551 (memref_referenced_p): Likewise.
8552 * loop-invariant.c (check_maybe_invariant): Likewise.
8553 (hash_invariant_expr_1): Likewise.
8554 (invariant_expr_equal_p): Likewise.
8555 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8556 * regclass.c (reg_scan_mark_refs): Likewise.
8557 * regrename.c (scan_rtx): Likewise.
8558 * resource.c (mark_referenced_resources): Likewise.
8559 (mark_set_resources): Likewise.
8560 * rtlanal.c (rtx_unstable_p): Likewise.
8561 (rtx_varies_p): Likewise.
8562 (count_occurrences): Likewise.
8563 (reg_mentioned_p): Likewise.
8564 (modified_between_p): Likewise.
8565 (modified_in_p): Likewise.
8566 (volatile_insn_p): Likewise.
8567 (volatile_refs_p): Likewise.
8568 (side_effects_p): Likewise.
8569 (may_trap_p_1): Likewise.
8570 (inequality_comparisons_p): Likewise.
8571 (computed_jump_p_1): Likewise.
8572 (commutative_operand_precedence): Likewise.
8573 * sched-deps.c (sched_analyze_2): Likewise.
8574 * sched-vis.c (print_value): Likewise.
8575 * reload.c (operands_match_p): Likewise.
8576 (subst_reg_equivs): Likewise.
8577 * reload1.c (eliminate_regs_1): Likewise.
8578 (elimination_effects): Likewise.
8579 (scan_paradoxical_subregs): Likewise.
8580 * alias.c (rtx_equal_for_memref_p): Likewise.
8581 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8582 * emit-rtl.c (const_fixed_htab): New hash table.
8583 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8585 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8586 const_fixed_from_fixed_value): New functions.
8587 (verify_rtx_sharing): Handle CONST_FIXED.
8588 (copy_rtx_if_shared_1): Likewise.
8589 (reset_used_flags): Likewise.
8590 (set_used_flags): Likewise.
8591 (copy_insn_1): Likewise.
8592 (init_emit_once): Create const_fixed_htab.
8593 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8595 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8597 PR tree-optimization/32949
8598 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8599 before failing for ivs with non-constant step.
8601 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8603 * doc/md.texi (Iterators): Renamed from Macros. All contents
8604 changed to reflect rename of respectively define_code_macro and
8605 define_mode_macro to define_code_iterator and define_mode_iterator.
8606 (Mode Iterators, Code Iterators): Similar.
8607 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8608 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8609 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8610 (initialize_iterators, find_iterator, check_code_iterator)
8611 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8612 (read_mapping, read_rtx_1): Similar.
8613 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8614 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8615 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8616 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8617 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8618 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8619 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8620 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8621 config/rs6000/sync.md, config/rs6000/rs6000.md,
8622 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8623 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8624 config/vax/vax.md, config/bfin/bfin.md: Similar.
8626 2007-08-22 David Daney <ddaney@avtrex.com>
8628 * doc/install.texi (Testing): Mention testing on a simulator.
8630 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8632 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8634 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8635 and rearrange floating point conversion functions into different
8638 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8640 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8641 dfa_post_advance_cycle): New scheduler hooks.
8642 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8643 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8645 (TARGET_SCHED): Use them.
8646 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8647 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8648 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8650 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8651 function to facilitate debugging.
8652 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8653 (output_insn_has_dfa_reservation_p): New static function to output
8654 insn_has_dfa_reservation_p ().
8655 (write_automata): Use it.
8656 * genattr.c (main): Output declaration for
8657 insn_has_dfa_reservation_p ().
8659 2007-08-22 Christian Bruel <christian.bruel@st.com>
8660 Richard Guenther <rguenther@suse.de>
8662 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8663 * simplify_rtx (simplify_binary_operation_1): Likewise.
8665 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8667 PR rtl-optimization/32557
8668 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8669 of REGNO (mws->mw_reg).
8671 2007-08-22 Richard Guenther <rguenther@suse.de>
8674 * builtins.c (expand_builtin_int_roundingfn): Replace call
8675 argument wrapped with SAVE_EXPR directly.
8676 (expand_builtin_int_roundingfn_2): Likewise.
8678 2007-08-22 Richard Guenther <rguenther@suse.de>
8680 * tree-inline.c (inlinable_function_p): Restore disregarding
8681 inline limits for GNU extern inline functions.
8683 2007-08-22 Richard Guenther <rguenther@suse.de>
8686 * tree.c (host_integerp): Treat sizetype as signed as it is
8689 2007-08-21 Ian Lance Taylor <iant@google.com>
8691 PR tree-optimization/33134
8692 * tree-vrp.c (adjust_range_with_scev): Call
8693 set_value_range_to_value.
8695 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8697 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8700 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8702 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8705 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8707 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8708 cases to set eight bytes at a time.
8709 (expand_block_move): Likewise.
8711 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8714 * dwarf2out.c (gen_decl_die): Don't call
8715 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8717 2007-08-21 Paul Brook <paul@codesourcery.com>
8718 Nathan Sidwell <nathan@codesourcery.com>
8719 Mark Mitchell <mark@codesourcery.com>
8720 Joseph Myers <joseph@codesourcery.com>
8722 * configure.ac: Add --with-pkgversion and --with-bugurl.
8723 * configure: Regenerate.
8724 * doc/install.texi: Document them.
8725 * version.c (version_string): Remove VERSUFFIX.
8726 (VERSUFFIX): Remove.
8727 (pkgversion_string): New.
8728 (bug_report_url): Do not hard-code initializer.
8729 * version.h (pkgversion_string): Declare.
8730 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8732 (version.o): Define PKGVERSION and BUGURL.
8733 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8734 (%.pod): Define BUGURL.
8735 * gcc.c (process_command, main): Use pkgversion_string.
8736 * toplev.c (compile_file, print_version): Likewise.
8737 * protoize.c (main): Likewise.
8738 * gcov.c (print_version): Likewise. Update copyright date.
8739 * gcov-dump.c (print_version): Likewise. Update copyright date.
8740 * mips-tdump.c (main): Likewise. Update copyright date.
8741 * mips-tfile.c (main): Likewise. Update copyright date.
8742 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8743 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8744 shorten description.
8745 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8746 * doc/gccint.texi: Likewise.
8747 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8748 Update copyright date.
8750 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8752 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8753 (ix86_expand_strlensi_unroll_1): Ditto.
8754 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8755 (ix86_expand_carry_flag_compare): Update comment.
8757 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8760 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8761 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8763 2007-08-21 Richard Guenther <rguenther@suse.de>
8765 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8767 2007-08-21 Richard Guenther <rguenther@suse.de>
8770 * fold-const.c (fold_binary): Remove index +p PTR folding.
8771 Fix types of POINTER_PLUS_EXPR generated by folding of
8774 2007-08-20 Chao-ying Fu <fu@mips.com>
8776 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8777 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8778 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8779 (c_common_fixed_point_type_for_size): Declare.
8780 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8781 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8782 (c_token_starts_declspecs): Likewise.
8783 (c_parser_declspecs): Likewise.
8784 (c_parser_attributes): Likewise.
8785 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8786 (c_declspecs): Add saturating_p.
8787 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8788 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8789 _Sat. Handle RID_SAT.
8790 Avoid using void, bool, char, int, float, double, _Decimal32,
8791 _Decimal64, _Decimal128, and complex with _Sat.
8792 Handle RID_FRACT and RID_ACCUM.
8793 Make sure _Sat is used with _Fract or _Accum.
8794 (finish_declspecs): Handle cts_fract and cts_accum.
8795 * c-common.c (fixed-value.h): New include.
8796 (constant_expression_warning): Handle FIXED_CST.
8797 (overflow_warning): Likewise.
8798 (warnings_for_convert_and_check): Likewise.
8799 (c_common_fixed_point_type_for_size): New.
8800 (c_common_type_for_mode): Handle fixed-point modes to
8801 return various saturating/non-saturating, signed/unsigned types.
8802 (c_common_signed_or_unsigned_type): Support fixed-point types.
8803 (shorten_compare): Check fixed-point zero.
8804 Handle FIXED_POINT_TYPE.
8805 (c_common_truthvalue_conversion): Handle FIXED_CST.
8806 Handle FIXED_POINT_TYPE.
8807 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8809 (handle_mode_attribute): Handle fixed-point modes. Need to check
8810 if the signness of base type and fixed-point modes are consistent.
8811 (handle_vector_size_attribute): Handle fixed-point modes.
8812 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8813 (warn_for_div_by_zero): Check fixed-point zero.
8814 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8815 a common fixed-point type based on fbit, ibit, sign, and saturation.
8816 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8817 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8818 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8819 (convert_for_assignment): Support FIXED_POINT_TYPE.
8820 (digest_init): Handle FIXED_POINT_TYPE.
8821 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8822 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8823 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8824 GE_EXPR, LT_EXPR, GT_EXPR.
8825 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8826 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8827 * target.h (gcc_target): Add fixed_point_supported_p.
8828 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8829 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8830 (default_fixed_point_supported_p): Define.
8831 * targhooks.h (default_fixed_point_supported_p): Declare.
8832 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8833 * doc/install.texi (Configuration): Add --enable-fixed-point.
8834 * configure.ac (--enable-fixed-point): New to enable fixed-point
8835 arithmetic extension to C. For mips targets, we enable it by default.
8836 * configure, config.in: Regenerate.
8838 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8840 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8842 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8844 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8845 DWARF2_DEBUGGING_INFO.
8846 (cold_text_section_used): Same.
8847 (cold_text_section): Same.
8849 2007-08-20 Richard Guenther <rguenther@suse.de>
8851 * c-typeck.c (convert_for_assignment): Use the type of
8852 the member for the initialization.
8854 2007-08-20 Richard Guenther <rguenther@suse.de>
8856 * c-objc-common.c (c_disregard_inline_limits): Remove.
8857 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8858 * cgraphunit.c (cgraph_process_new_functions): Call
8859 disregard_inline_limits_p.
8860 (cgraph_preserve_function_body_p): Likewise.
8861 * ipa-inline.c (compute_inline_parameters): Likewise.
8862 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8864 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8865 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8866 disregard_inline_limits langhook.
8867 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8869 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8870 disregard_inline_limits langhook.
8871 * tree-inline.c (disregard_inline_limits_p): New function.
8872 * tree-inline.h (disregard_inline_limits_p): Declare.
8874 2007-08-20 Richard Guenther <rguenther@suse.de>
8876 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8877 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8878 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8879 auto_var_in_fn_p langhook.
8880 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8882 * tree.c (auto_var_in_fn_p): ... here.
8883 (find_var_from_fn): Call auto_var_in_fn_p directly.
8884 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8885 auto_var_in_fn_p langhook.
8886 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8887 (copy_body_r): Likewise.
8888 (self_inlining_addr_expr): Likewise.
8889 * tree.h (auto_var_in_fn_p): Declare.
8891 2007-08-20 Richard Guenther <rguenther@suse.de>
8893 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8894 (walk_type_fields): Take lh parameter.
8895 (walk_tree): Rename to ...
8896 (walk_tree_1): ... this. Do not call the walk_subtrees
8897 langhook but the now passed callback. Pass lh on recursion.
8898 (walk_tree_without_duplicates): Rename to ...
8899 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8900 and call walk_tree_1.
8901 * tree.h (walk_tree_lh): New typedef.
8902 (walk_tree_1): Declare.
8903 (walk_tree_without_duplicates_1): Likewise.
8904 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8905 (walk_tree_without_duplicates): New define to
8906 walk_tree_without_duplicates_1 with NULL lh parameter.
8907 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8908 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8910 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8911 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8912 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8915 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8918 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8919 code in front of the compacting of basic blocks.
8920 Move the folding of statements inbetween the cgraph checking
8921 and compacting of basic blocks.
8923 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8924 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8927 * config/alpha/alpha.c (va_list_skip_additions): Check for
8928 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8929 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8930 PLUS_EXPR when checking ap.__base.
8931 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8932 when doing addition on pointer types. Use size_int instead of
8934 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8935 ptr_type in the second operand.
8937 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8940 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8942 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8945 * cfgexpand.c (expand_one_register_var): Mark pointer
8946 DECL_ARTIFICIAL as REG_POINTER also.
8947 * stmt.c (expand_decl): Likewise.
8949 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8956 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8957 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8958 on_worklist argument and avoid adding things to worklist multiple
8960 (add_to_worklist): Ditto.
8961 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8962 single SFT is clobbered.
8963 (set_initial_properties): Ditto.
8964 (compute_call_clobbered): Update for changes to function
8966 (create_overlap_variables_for): Always create SFT for offset 0.
8967 (create_structure_vars): Handle PHI's, since we are in SSA form at
8969 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8970 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8972 (add_vars_for_offset): Figure out aliases from access + points-to.
8973 (add_virtual_operand): Use add_vars-for_offset.
8974 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8975 (add_call_clobber_ops): Remove makes_clobbering_call set.
8976 (get_expr_operands): Always pass through the INDIRECT_REF
8978 * tree-ssa-structalias.c (struct constraint_graph): Remove
8980 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8981 address_taken, pt_used, number_incoming.
8982 (FIRST_ADDR_NODE): Removed.
8983 (merge_graph_nodes): Remove broken code for the moment.
8984 (init_graph): New function.
8985 (build_pred_graph): Remove code to init_graph.
8986 Add location equivalence support.
8987 (struct scc_info): Rename roots to deleted.
8989 (init_scc_info): Ditto
8990 (init_topo_info): Use graph->size.
8991 (compute_topo_order): Ditto.
8992 (do_da_constraint): Removed.
8993 (do_sd_constraint): Remove calls to find().
8994 set_union_with_increment should always get 0 as last arg here.
8995 (do_complex_constraint): Replace do_da_constraint with assert.
8997 (struct equiv_class_label): New.
8998 (pointer_equiv_class_table): Ditto.
8999 (location_equiv_class_table): Ditto.
9000 (equiv_class_label_hash): Ditto.
9001 (equiv_class_label_eq): Ditto
9002 (equiv_class_lookup): Ditto.
9003 (equiv_class_ladd): Ditto.
9004 (pointer_equiv_class): Ditto.
9005 (location_equiv_class): Ditto.
9006 (condense_visit): Rename and rewrite from label_visit to do only
9007 SCC related stuff for HU.
9008 (label_visit): Do HU work for HU.
9009 (perform_var_substitution): Update to do HU and location
9011 (free_var_substitution_info): Update to free HU and location
9012 equivalence structures. */
9013 (find_equivalent_node): Update for pointer but not location
9015 (unite_pointer_equivalences): New function.
9016 (move_complex_constraints): Rewrite to only do moving.
9017 (rewrite_constraints): Split out of move_complex_constraints.
9018 (solve_graph): Use graph->size.
9019 (process_constraint_1): Add from_call argument, use it.
9020 Split *a = &b into two constraints.
9021 (process_constraint): Use new process_constraint_1.
9022 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9023 (get_constraint_for): Handle non-pointer integers properly.
9024 Remove code that used to handle structures.
9025 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9026 with unknown addends.
9027 (handle_rhs_call): New function.
9028 (find_func_aliases): Use handle_rhs_call.
9029 (set_uids_in_ptset): Add an assert.
9030 (set_used_smts): Fix bug in not considering unified vars.
9031 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9032 (compute_points_to_sets): Update for other function changes.
9033 (delete_points_to_sets): Ditto.
9034 (ipa_pta_execute): Ditto.
9035 (pass_ipa_pta): We need to update SSA after ipa_pta.
9037 2007-08-19 Jan Hubicka <jh@suse.cz>
9039 * i386.md: Replace "rim" and "mri" constraints by "g".
9041 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9043 * dwarf2out.c (text_section_used, cold_text_section_used,
9044 cold_text_section, dwarf2out_note_section_used): New.
9045 (dwarf2out_init): Initialize cold_text_section.
9046 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9047 dwarf2out_note_section_used.
9048 (size_of_aranges): Only count entry for text section if it was
9049 used. Count entry for cold text section if it was used.
9050 (output_aranges): Only output entries for text section and cold
9051 text section if they were used.
9053 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9055 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9057 (debug_generic_stmt): Likewise.
9058 (debug_tree_chain): Likewise.
9060 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9062 * tree-data-refs.c (split_constant_offset): Expose.
9063 * tree-data-refs.h (split_constant_offset): Add declaration.
9065 * tree-vectorizer.h (dr_alignment_support): Renamed
9066 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9067 Added a new value dr_explicit_realign.
9068 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9069 dr_offset, dr_step, and dr_aligned_to, along with new access
9070 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9071 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9072 STMT_VINFO_DR_ALIGNED_TO.
9074 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9076 In case of outer-loop vectorization with non-fixed misalignment - use
9077 the dr_explicit_realign scheme instead of the optimized realignment
9079 (new_stmt_vec_info): Initialize new fields.
9081 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9082 'nested_in_vect_loop' case. Change verbosity level.
9083 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9084 Don't fail on zero step in the outer-loop for loads.
9085 (vect_analyze_data_refs): Call split_constant_offset to calculate
9086 base, offset and init relative to the outer-loop.
9088 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9089 BSI function argument with a new function argument - at_loop.
9090 Simplify the condition that determines STEP. Takes additional argument
9091 INV_P. Support outer-loop vectorization (handle the
9092 nested_in_vect_loop case), including zero step in the outer-loop. Call
9093 vect_create_addr_base_for_vector_ref with additional argument.
9094 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9095 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9096 Fixed and simplified calculation of step.
9097 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9098 of bsi, and with additional argument. Call bump_vector_ptr with
9099 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9100 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9101 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9102 when the realignment setup needs to take place inside the loop.
9103 Support the dr_explicit_realign scheme. Allow generating the optimized
9104 realignment scheme for outer-loop vectorization. Added documentation.
9105 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9106 the 'nested_in_vect_loop' case, including loads that are invariant in
9107 the outer-loop and the realignment schemes. Handle the case when the
9108 realignment setup needs to take place inside the loop. Call
9109 vect_setup_realignment with additional arguments. Call
9110 vect_create_data_ref_ptr with additional argument and with loop instead
9111 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9112 (vect_gen_niters_for_prolog_loop): Call
9113 vect_create_addr_base_for_vector_ref with additional arguments.
9114 (vect_create_cond_for_align_checks): Likewise.
9115 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9116 scheme: takes additional argument bump; argument ptr_incr is now
9117 optional; updated documentation.
9118 (vect_init_vector): Takes additional argument (bsi). Use it, if
9119 available, to insert the vector initialization.
9120 (get_initial_def_for_induction): Pass additional argument in call to
9122 (vect_get_vec_def_for_operand): Likewise.
9123 (vect_setup_realignment): Likewise.
9124 (vectorizable_load): Likewise.
9126 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9128 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9129 as argument instead of struct loop.
9130 (nested_in_vect_loop_p): New function.
9131 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9133 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9134 from other phis in the loop.
9135 (destroy_loop_vec_info): Add additional argument to declaration.
9137 * tree-vectorizer.c (supportable_widening_operation): Also check if
9138 nested_in_vect_loop_p (don't allow changing the order in this case).
9139 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9140 of struct loop. Call nested_in_vect_loop_p and don't require
9141 flag_unsafe_math_optimizations if it returns true.
9142 (new_stmt_vec_info): When setting def_type for phis differentiate
9143 loop-header phis from other phis.
9144 (bb_in_loop_p): New function.
9145 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9146 just update their loop_vinfo. Order of BB traversal now matters -
9147 call dfs_enumerate_from with bb_in_loop_p.
9148 (destroy_loop_vec_info): Takes additional argument to control whether
9149 stmt_vinfo of the loop stmts should be destroyed as well.
9150 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9151 reduction stmt to be defines by a non loop-header phi.
9152 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9154 * tree-vect-transform.c (vectorizable_reduction): Call
9155 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9156 (vectorizable_call): Likewise.
9157 (vectorizable_conversion): Likewise.
9158 (vectorizable_operation): Likewise.
9159 (vectorizable_type_promotion): Likewise.
9160 (vectorizable_type_demotion): Likewise.
9161 (vectorizable_store): Likewise.
9162 (vectorizable_live_operation): Likewise.
9163 (vectorizable_reduction): Likewise. Also pass loop_info to
9164 vect_is_simple_reduction instead of loop.
9165 (vect_init_vector): Call nested_in_vect_loop_p.
9166 (get_initial_def_for_reduction): Likewise.
9167 (vect_create_epilog_for_reduction): Likewise.
9168 (vect_init_vector): Check which loop to work with, in case there's an
9170 (get_initial_def_for_inducion): Extend to handle outer-loop
9171 vectorization. Fix indentation.
9172 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9173 In the case vect_induction_def get the vector def from the induction
9174 phi node, instead of calling get_initial_def_for_inducion.
9175 (get_initial_def_for_reduction): Extend to handle outer-loop
9177 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9179 (vect_transform_loop): Change assert to just skip this case. Add a
9181 (vect_finish_stmt_generation): Add a couple asserts.
9183 (vect_estimate_min_profitable_iters): Multiply
9184 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9186 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9187 this is an inner-loop reduction in outer-loop vectorization.
9189 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9190 Same code as what used to be vect_analyze_scalar_cycles, only with
9191 additional argument loop, and loop_info passed to
9192 vect_is_simple_reduction instead of loop.
9193 (vect_analyze_scalar_cycles): Code factored out into
9194 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9195 Updated documentation.
9196 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9197 outer-loop vectorization that are live or not used in the outerloop,
9198 cause this requires special handling.
9199 (vect_enhance_data_refs_alignment): Don't consider versioning for
9201 (vect_analyze_data_refs): Check that there are no datarefs in the
9203 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9204 and vect_used_in_outer_by_reduction cases.
9205 (process_use): Also consider the case of outer-loop stmt defining an
9206 inner-loop stmt and vice versa.
9207 (vect_analyze_loop_1): New function.
9208 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9209 loops. Call vect_analyze_loop_1.
9210 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9211 been vectorized. Call destroy_loop_vec_info with additional argument.
9213 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9214 in the inner-loop when doing outer-loop vectorization. Add
9215 documentation and printout.
9216 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9217 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9219 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9221 * tree-affine.h (print_aff): New prototype.
9222 (debug_aff): Likewise.
9223 * tree-affine.c (print_aff): New function.
9224 (debug_aff): Likewise.
9226 2007-08-18 Paul Brook <paul@codesourcery.com>
9227 Joseph Myers <joseph@codesourcery.com>
9229 * common.opt (-fdebug-prefix-map=): New option.
9230 * opts.c: Include debug.h.
9231 (common_handle_option): Handle -fdebug-prefix-map.
9232 * final.c: Include ggc.h.
9233 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9234 remap_debug_filename): New.
9235 * Makefile.in (final.o, opts.o): Update dependencies.
9236 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9237 * configure.ac: Check for assembler --debug-prefix-map support.
9238 * configure, config.in: Regenerate.
9239 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9240 (ASM_DEBUG_SPEC): Include ASM_MAP.
9241 * doc/install.texi (--with-debug-prefix-map): Document.
9242 * doc/invoke.texi (-fdebug-prefix-map): Document.
9243 * dbxout.c (dbxout_init, dbxout_start_source_file,
9244 dbxout_source_file): Call remap_debug_filename.
9245 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9246 dwarf2out_start_source_file, dwarf2out_finish): Call
9247 remap_debug_filename.
9248 (file_table_relative_p): Do not check d->emitted_number.
9249 * toplev.c (output_file_directive): Call remap_debug_filename.
9250 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9251 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9253 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9255 * loop-invariant.c (find_invariants_to_move): Add missing macro
9258 2007-08-17 Tom Tromey <tromey@redhat.com>
9260 * tree.h (struct tree_label_decl): Removed old "java" fields.
9262 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9263 Nigel Stephens <nigel@mips.com>
9265 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9266 Treat -mno-data-in-code and -mcode-xonly as aliases for
9267 -mcode-readable=no and -mcode-readable=pcrel respectively.
9268 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9269 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9270 (MULTILIB_DIRNAMES): Update accordingly.
9272 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9274 * Makefile.in (version.o): Depend on $(REVISION) only if
9275 REVISION_s is defined.
9277 2007-08-17 Sa Liu <saliu@de.ibm.com>
9278 Ulrich Weigand <uweigand@de.ibm.com>
9281 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9282 use build_qualified_type to retain qualifiers of the base type.
9284 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9286 * config/score/score.md : Update pattern tablejump.
9287 * config/score/score.c : Update score_initialize_trampoline
9289 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9290 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9291 * doc/contrib.texi: Add my entry.
9293 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9295 * Makefile.in (REVISION): New.
9298 (version.o): Also depend on $(REVISION). Add
9299 -DREVISION=$(REVISION_s).
9301 * version.c (version_string): Add REVISION.
9303 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9305 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9306 of GOTO that's relocated to a different block.
9308 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9310 * c-common.c (const_strip_array_types): New.
9311 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9312 (const_strip_array_types): New.
9313 * c-objc-common.c (c_disregard_inline_limits,
9314 c_warn_unused_global_decl): Constify.
9315 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9316 c_vla_type_p, c_incomplete_type_error): Likewise.
9317 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9318 * hooks.c (hook_bool_const_tree_false): New.
9319 * hooks.h (hook_bool_const_tree_false): Likewise.
9320 * langhooks-def.h (lhd_warn_unused_global_decl,
9321 lhd_incomplete_type_error, lhd_expr_size,
9322 lhd_tree_inlining_disregard_inline_limits,
9323 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9324 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9325 * langhooks.c (lhd_warn_unused_global_decl,
9326 lhd_incomplete_type_error,
9327 lhd_tree_inlining_disregard_inline_limits,
9328 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9329 lhd_expr_size): Likewise.
9330 * langhooks.h (lang_hooks_for_tree_inlining,
9331 lang_hooks_for_tree_dump, lang_hooks_for_types,
9332 lang_hooks_for_decls, lang_hooks): Likewise.
9333 * pointer-set.c (pointer_set_t, pointer_set_create,
9334 pointer_set_contains, insert_aux, pointer_set_insert,
9335 pointer_set_traverse, pointer_map_t, pointer_map_create,
9336 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9338 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9339 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9340 pointer_map_traverse): Likewise.
9341 * predict.c (assert_is_empty): Likewise.
9342 * tree-affine.c (free_name_expansion): Likewise.
9343 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9344 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9345 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9347 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9349 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9351 (destroy_loop_vec_info): Add call to VEC_free.
9352 * tree-vectorizer.h (may_alias_ddrs): Define.
9353 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9354 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9355 Change reporting to dump.
9356 (vect_is_duplicate_ddr): New.
9357 (vect_mark_for_runtime_alias_test): New.
9358 (vect_analyze_data_ref_dependences) Add call to
9359 vect_mark_for_runtime_alias_test.
9360 (vect_enhance_data_refs_alignment): Define local variable
9361 vect_versioning_for_alias_required, don't perform
9362 peeling for alignment if versioning for alias is
9364 (vect_enhance_data_refs_alignment): Use
9365 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9366 PARAM_VECT_MAX_VERSION_CHECKS.
9367 * tree-vect-transform.c
9368 (vect_create_cond_for_alias_checks): New.
9369 (vect_transform_loop): Add call to
9370 vect_create_cond_for_alias_checks.
9371 (vect_vfa_segment_size): New.
9372 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9374 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9376 (vect-max-version-for-alignment-checks): Document.
9377 (vect-max-version-for-alias-checks): Document.
9378 (vect-max-version-checks): Remove.
9380 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9382 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9383 the same line as the instruction for all asm dialects.
9384 (*rep_movsi): Ditto.
9385 (*rep_movsi_rex64): Ditto.
9386 (*rep_movqi): Ditto.
9387 (*rep_movqi_rex64): Ditto.
9388 (*rep_stosdi_rex64): Ditto.
9389 (*rep_stossi): Ditto.
9390 (*rep_stossi_rex64): Ditto.
9391 (*rep_stosqi): Ditto.
9392 (*rep_stosqi_rex64): Ditto.
9393 (*cmpstrnqi_nz_1): Ditto.
9394 (*cmpstrnqi_nz_rex_1): Ditto.
9395 (*cmpstrnqi_1): Ditto.
9396 (*cmpstrnqi_rex_1): Ditto.
9397 (*strlenqi_1): Ditto.
9398 (*strlenqi_rex_1): Ditto.
9399 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9400 prefix on the same line as the instruction for all asm dialects.
9401 (sync_double_compare_and_swap<mode>): Ditto.
9402 (*sync_double_compare_and_swapdi_pic): Ditto.
9403 (*sync_compare_and_swap_cc<mode>): Ditto.
9404 (sync_double_compare_and_swap_cc<mode>): Ditto.
9405 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9406 (sync_old_add<mode>): Ditto.
9407 (sync_add<mode>): Ditto.
9408 (sync_sub<mode>): Ditto.
9409 (sync_ior<mode>): Ditto.
9410 (sync_and<mode>): Ditto.
9411 (sync_xor<mode>): Ditto.
9413 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9416 * reload.c (find_reloads): Check that the memory returned by
9417 find_reloads_toplev was not the result of forcing a constant
9419 (find_reloads_toplev): Always use simplify_gen_subreg to get
9420 the subreg of a constant. If the result is also a constant,
9421 but not a legitimate one, force it into the constant pool
9422 and reload its address.
9424 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9426 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9429 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9431 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9432 directive for the current vector ABI.
9434 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9437 * caller-save.c (reg_save_code): Set invalide status on restore code.
9439 2007-08-15 Diego Novillo <dnovillo@google.com>
9441 * tree-ssa-alias.c (compute_memory_partitions): Use
9442 alias_bitmap_obstack to allocate bitmaps.
9443 (reset_alias_info): Factor out of init_alias_info.
9444 Mark all name tags not associated to an SSA name for renaming.
9445 (init_alias_info): Call it.
9446 (create_name_tags): Tidy. Add comments.
9447 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9449 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9451 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9452 scheduler dependencies.
9454 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9456 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9458 (*iorsi_1_zext): Likewise.
9459 (*iorsi_1_zext_imm): Likewise.
9460 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9461 with "rm"/"xm" constraint.
9462 (sse2_vmsqrtv2df2): Likewise.
9464 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9467 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9470 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9472 * tree-pass.h (PROP_pta): Removed.
9473 (TODO_rebuild_alias): New.
9474 (pass_may_alias): Removed.
9475 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9476 aliasing if we changed something.
9477 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9479 (pass_may_alias): Removed.
9480 (create_structure_vars): Return TODO_rebuild_alias.
9481 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9482 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9484 (tree_sra_early): We never affect aliasing right now.
9485 * tree-flow.h (compute_may_aliases): New prototype.
9486 * passes.c: Remove pass_may_alias from the passes.
9487 (execute_function_todo): Support TODO_rebuild_alias.
9489 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9491 * i386.c: (legitimize_address): Move dllimported variable check
9492 infront of legitimizing pic address of CONST symbols.
9494 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9496 PR tree-optimization/32941
9497 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9498 (goto_queue_cmp): Remove.
9499 (find_goto_replacement): Change search method.
9500 (maybe_record_in_goto_queue): Add assert.
9501 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9502 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9504 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9506 * alias.c (component_uses_parent_alias_set): Constify.
9507 * alias.h (component_uses_parent_alias_set): Likewise.
9508 * cfgrtl.c (print_rtl_with_bb): Likewise.
9509 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9510 mpz_get_double_int): Likewise.
9511 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9512 mpz_get_double_int): Likewise.
9513 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9514 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9516 * expr.h (safe_from_p): Likewise.
9517 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9519 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9520 zero_sized_type, goa_lhs_expr_p): Likewise.
9521 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9522 * rtl.h (print_rtl_with_bb): Likewise.
9523 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9524 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9525 * tree-flow-inline.h (bb_stmt_list): Constify.
9526 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9528 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9529 const_first_stmt, const_last_stmt): New.
9530 (block_may_fallthru, empty_block_p): Constify.
9531 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9532 EXPR_ONLY_BODY): New.
9533 (expr_first, expr_last, expr_only): Use macro for body.
9534 (const_expr_first, const_expr_last, const_expr_only): New.
9535 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9536 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9537 ctsi_prev, ctsi_stmt): New.
9538 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9539 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9540 * tree-ssa-loop-niter.c (loop_only_exit_p,
9541 derive_constant_upper_bound): Likewise.
9542 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9543 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9544 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9545 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9546 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9547 * tree.c (get_type_static_bounds): Likewise.
9548 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9549 (get_type_static_bounds): Constify.
9551 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9554 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9555 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9556 (*<addsub><mode>3_cc_overflow): New.
9557 (*add<mode>3_cconly_overflow): New.
9558 (*sub<mode>3_cconly_overflow): New.
9559 (*<addsub>si3_zext_cc_overflow): New.
9560 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9561 CCCmode for LTU, GTU, LEU and GEU.
9562 (ix86_comparison_operator): Likewise.
9563 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9564 * config/i386/i386.c (put_condition_code): Support CCCmode.
9565 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9566 or MINUS expressions.
9568 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9571 * c-typeck.c (build_binary_op): Disallow vector float types with
9572 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9574 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9576 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9577 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9578 (dep_def): New typedef.
9579 (init_dep_1, sd_debug_dep): Declare functions.
9580 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9581 (debug_dep_links): Remove.
9582 (struct _deps_list): New field 'n_links'.
9583 (DEPS_LIST_N_LINKS): New macro.
9584 (FOR_EACH_DEP_LINK): Remove.
9585 (create_deps_list, free_deps_list, delete_deps_list): Remove
9587 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9588 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9589 (copy_deps_list_change_con, move_dep_link): Ditto.
9590 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9591 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9593 (INSN_BACK_DEPS): Remove.
9594 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9596 (INSN_DEP_COUNT): Remove.
9597 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9598 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9599 Declare global variables.
9600 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9601 (add_forw_dep, compute_forward_dependences): Remove declarations.
9602 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9603 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9604 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9606 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9608 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9609 (sd_list_types_def): New typedef.
9610 (sd_next_list): Declare function.
9611 (struct _sd_iterator): New type.
9612 (sd_iterator_def): New typedef.
9613 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9615 (FOR_EACH_DEP): New cycle wrapper.
9616 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9618 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9619 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9622 * sched-deps.c (init_dep_1): Make global.
9623 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9625 (dump_dep): New static function.
9626 (dump_dep_flags): New static variable.
9627 (sd_debug_dep): New function.
9628 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9630 (move_dep_link): Use remove_from_deps_list (), instead of
9632 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9633 (dep_link_is_detached_p): New static function.
9634 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9636 (dn_pool, dl_pool): New alloc_pools.
9637 (dn_pool_diff, dl_pool_diff): New static variables.
9638 (create_dep_node, delete_dep_node): New static function.
9639 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9640 (deps_list_empty_p): Make it static. Use 'n_links' field.
9641 (deps_pools_are_empty_p): New static function.
9642 (alloc_deps_list, delete_deps_list): Remove.
9643 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9644 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9645 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9646 (forward_dependency_cache): Remove.
9647 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9648 'back' from the names. Change signature to use dep_t instead of
9650 (add_back_dep): Ditto. Make global.
9651 (check_dep_status): Rename to check_dep ().
9652 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9654 (sd_finish_insn): Ditto.
9655 (sd_find_dep_between_no_cache): New static function.
9656 (sd_find_dep_between): New function.
9657 (ask_dependency_caches, set_dependency_caches): New static functions.
9658 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9659 (add_or_update_dep_1): Separate pieces of functionality into
9660 ask_dependency_caches (), update_dependency_caches (),
9661 change_spec_dep_to_hard (), update_dep ().
9662 (get_back_and_forw_lists): New static function.
9663 (sd_add_dep): Separate setting of dependency caches into
9664 set_dependency_caches ().
9665 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9667 (sd_delete_dep): Ditto.
9668 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9669 (dump_lists): New static function.
9670 (sd_debug_lists): New debug function.
9671 (delete_all_dependences, fixup_sched_groups): Update to use
9672 sd_* infrastructure.
9673 (sched_analyze_2): Create data-speculative dependency only if
9674 data-speculation is enabled.
9675 (sched_analyze_insn): If insn cannot be speculative, make all its
9676 dependencies non-speculative.
9677 (sched_analyze): Use sd_init_insn ().
9678 (add_forw_dep, compute_forward_dependencies): Remove.
9679 (delete_dep_nodes_in_back_deps): New static function.
9680 (sched_free_deps): New function.
9681 (init_dependency_caches): Init alloc_pools.
9682 (extend_depedency_caches): Update after removing of
9683 forward_dependency_cache.
9684 (free_dependency_caches): Ditto. Free alloc_pools.
9685 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9686 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9688 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9689 (add_dependence): Use init_dep ().
9690 (get_dep_weak_1): New static function.
9691 (get_dep_weak): Move logic to get_dep_weak_1 ().
9692 (dump_ds): New static function moved from haifa-sched.c:
9693 debug_spec_status ().
9694 (debug_ds): New debug function.
9695 (check_dep_status): Rename to check_dep (). Update to check whole
9698 * haifa-sched.c (spec_info): Make global.
9699 (added_recovery_block_p): Rename to
9700 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9701 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9702 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9703 to use new interfaces.
9704 (ok_for_early_queue_removal): Ditto.
9705 (schedule_block): Initialize logical uids of insns emitted by the
9707 (sched_init): Initialize new variable.
9708 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9710 (extend_global): Initialize insn data.
9711 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9712 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9714 (add_to_speculative_block): Update to use new interfaces.
9715 (create_recovery_block): Set new variables.
9716 (create_check_block_twin, fix_recovery_deps): Update to use new
9718 (sched_insn_is_legitimate_for_speculation_p): New function.
9719 (speculate_insn): Move checking logic to
9720 sched_insn_is_legitimate_for_speculation_p ().
9721 (sched_remove_insn): Finalize sched-deps information of instruction.
9722 (clear_priorities, add_jump_dependencies): Update to use new
9724 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9726 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9727 to use new interfaces.
9728 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9729 (new_ready): Try to use control speculation only if it is available.
9730 (add_branch_dependences): Update to use new interfaces.
9731 (compute_block_backward_dependences): Rename to
9732 compute_block_dependences (). Call
9733 targetm.sched.dependencies_evaluation_hook ().
9734 (free_block_dependencies): New static function.
9735 (debug_dependencies): Update to use new interfaces.
9736 (schedule_region): Remove separate computation of forward dependencies.
9737 Move call of targetm.sched.dependencies_evaluation_hook () to
9738 compute_block_dependences (). Free dependencies at the end of
9739 scheduling the region.
9741 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9743 (add_deps_for_risky_insns): Ditto.
9744 (schedule_ebb): Remove separate computation of forward dependencies.
9745 Free dependencies at the end of scheduling the ebb.
9747 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9748 (build_intra_loop_deps): Ditto. Remove separate computation of
9749 forward dependencies. Free sched-deps dependencies.
9751 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9752 to use new interfaces.
9753 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9755 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9757 (is_costly_group): Ditto.
9759 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9761 * alias.c (rtx_equal_for_memref_p): Constify.
9762 * basic-block.h (const_edge, const_basic_block): New.
9763 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9764 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9765 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9766 probably_never_executed_bb_p, edge_probability_reliable_p,
9767 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9768 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9770 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9771 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9773 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9774 flow_nodes_print, dfs_enumerate_from): Likewise.
9775 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9776 control_flow_insn_p, count_basic_blocks): Likewise.
9777 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9778 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9779 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9780 average_num_loop_insns, loop_exit_edge_p,
9781 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9782 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9783 average_num_loop_insns, seq_cost): Likewise.
9784 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9785 * dominance.c (dominated_by_p): Likewise.
9786 * emit-rtl.c (validate_subreg): Likewise.
9787 * except.c (can_throw_internal, can_throw_external): Likewise.
9788 * except.h (can_throw_internal, can_throw_external): Likewise.
9789 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9790 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9791 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9792 simple_mem, store_ops_ok, load_kills_store, find_loads,
9793 store_killed_in_insn, store_killed_after, store_killed_before,
9794 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9796 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9797 noce_mem_write_may_trap_or_fault_p): Likewise.
9798 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9800 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9802 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9803 probably_cold_bb_p, probably_never_executed_bb_p,
9804 edge_probability_reliable_p, br_prob_note_reliable_p,
9805 can_predict_insn_p): Likewise.
9806 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9807 * resource.c (return_insn_p): Likewise.
9808 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9810 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9811 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9812 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9813 verify_gimple_modify_stmt): Likewise.
9814 * tree-chrec.c (is_not_constant_evolution,
9815 is_multivariate_chrec_rec, is_multivariate_chrec,
9816 chrec_contains_symbols, chrec_contains_undetermined,
9817 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9818 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9819 eq_evolutions_p, scev_direction): Likewise.
9820 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9821 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9822 chrec_contains_symbols_defined_in_loop,
9823 chrec_contains_undetermined, tree_contains_chrecs,
9824 evolution_function_is_affine_multivariate_p,
9825 evolution_function_is_univariate_p, chrec_zerop,
9826 evolution_function_is_constant_p, evolution_function_is_affine_p,
9827 evolution_function_is_affine_or_constant_p,
9828 tree_does_not_contain_chrecs, chrec_type): Likewise.
9829 * tree-data-ref.c (tree_fold_divides_p,
9830 object_address_invariant_in_loop_p, dr_may_alias_p,
9831 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9832 same_access_functions, constant_access_functions,
9833 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9835 * tree-flow.h (scev_direction): Likewise.
9836 * tree-gimple.c (is_gimple_stmt): Likewise.
9837 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9839 * tree-pretty-print.c (op_prio): Likewise.
9840 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9841 analyzable_condition, backedge_phi_arg_p): Likewise.
9842 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9843 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9844 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9847 2007-08-13 Dan Hipschman <dsh@google.com>
9850 * c-format.c (check_format_arg): Move check for zero-length
9851 format strings below the check for unterminated strings.
9853 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9856 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9859 2007-08-13 Nick Clifton <nickc@redhat.com>
9861 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9863 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9866 * c-format.c (gcc_gfc_length_specs): New array.
9867 (gcc_gfc_char_table): Add unsigned specifier, and references to
9868 the l length modifier.
9869 (format_types_orig): Use the new gcc_gfc_length_specs.
9871 2007-08-12 Sa Liu <saliu@de.ibm.com>
9873 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9874 and with REG_RETVAL note after split.
9876 2007-08-11 David Daney <ddaney@avtrex.com>
9878 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9879 as ATTRIBUTE_UNUSED.
9881 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9882 Segher Boessenkool <segher@kernel.crashing.org>
9884 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9885 HAVE_LOCAL_CPU_DETECT not defined.
9887 2007-08-11 Jan Hubicka <jh@suse.cz>
9889 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9890 (cgraph_process_new_functions): Honor previous value of
9891 disregard_inline_limits.
9892 * ipa-inline.c (compute_inline_parameters): Likewise.
9894 2007-08-11 Ian Lance Taylor <iant@google.com>
9896 * alias.h (alias_set_type): Define new type.
9897 (ALIAS_SET_MEMORY_BARRIER): Use it.
9898 * rtl.h: Include alias.h.
9899 (struct mem_attrs): Use alias_set_type.
9900 * tree.h: Include alias.h
9901 (struct tree_type): Use alias_set_type.
9902 (struct tree_struct_field_tag): Likewise.
9903 (struct tree_decl_common): Likewise.
9904 * alias.c (struct alias_set_entry): Use alias_set_type.
9905 (get_alias_set_entry, alias_set_subset_of): Likewise.
9906 (alias_sets_conflict_p): Likewise.
9907 (alias_sets_must_conflict_p): Likewise.
9908 (objects_must_conflict_p): Likewise.
9909 (get_alias_set, new_alias_set): Likewise.
9910 (record_alias_subset, record_component_aliases): Likewise.
9911 (varargs_set, frame_set): Change to alias_set_type.
9912 (get_varargs_alias_set): Use alias_set_type.
9913 (get_frame_alias_set): Likewise.
9914 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9915 * dse.c (struct store_info): Use alias_set_type.
9916 (struct read_info, struct clear_alias_mode_holder): Likewise.
9917 (clear_alias_set_lookup, canon_address): Likewise.
9918 (record_store, check_mem_read_rtx): Likewise.
9919 (dse_record_singleton_alias_set): Likewise.
9920 (dse_invalidate_singleton_alias_set): Likewise.
9921 * emit-rtl.c (get_mem_attrs): Likewise.
9922 (set_mem_attributes_minus_bitpos): Likewise.
9923 (set_mem_alias_set): Likewise.
9924 * expr.c (store_constructor_field, store_field): Likewise.
9925 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9926 * langhooks.c (lhd_get_alias_set): Likewise.
9927 * langhooks-def.h (lhd_get_alias_set): Likewise.
9928 * reload1.c (alter_reg): Likewise.
9929 * tree-flow.h (struct fieldoff): Likewise.
9930 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9931 (may_alias_p, get_smt_for, create_sft): Likewise.
9932 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9933 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9934 (merge_smts_into): Likewise.
9935 * varasm.c (const_alias_set): Likewise.
9936 * c-common.c (strict_aliasing_warning): Likewise.
9937 (c_common_get_alias_set): Likewise.
9938 * dse.h (dse_record_singleton_alias_set): Update declaration.
9939 (dse_invalidate_singleton_alias_set): Likewise.
9940 * emit-rtl.h (set_mem_alias_set): Likewise.
9941 * c-common.h (c_common_get_alias_set): Likewise.
9942 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9943 * print-tree.c (print_node): Likewise.
9944 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9946 (alpha_setup_incoming_varargs): Use alias_set_type.
9947 * config/i386/i386.c (setup_incoming_varargs_64): Use
9949 (setup_incoming_varargs_ms_64): Likewise.
9950 (ix86_GOT_alias_set): Likewise.
9951 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9952 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9953 (set): Change to alias_set_type.
9954 (get_TOC_alias_set): Use alias_set_type.
9955 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9957 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9958 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9960 (struct_value_alias_set): Likewise.
9961 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9963 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9965 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9966 * config/vxworks.h (TARGET_VXWORKS): Override.
9967 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9968 "mips" if TARGET_VXWORKS.
9970 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9972 * calls.c (avoid_likely_spilled_reg): New function.
9973 (expand_call): Use it.
9975 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9977 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9979 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9981 * config/mips/predicates.md (const_call_insn_operand): Invoke
9982 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9984 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9987 * config/rs6000/driver-rs6000.c: Include link.h.
9988 Use ElfW instead of wordsize-specif typedef.
9990 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9992 * system.h (CONST_CAST): New.
9993 * c-decl.c (c_make_fname_decl): Use it.
9994 * c-lex.c (cb_ident, lex_string): Likewise.
9995 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9996 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9997 give_switch, set_multilib_dir): Likewise.
9998 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9999 * passes.c (execute_one_pass): Likewise.
10000 * prefix.c (update_path): Likewise.
10001 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10002 * tree.c (build_string): Likewise.
10004 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10006 * tree-flow-inline.h (is_exec_stmt): Remove.
10007 (is_label_stmt): Remove.
10008 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10011 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10013 * lower-subreg.c (resolve_shift_zext): Don't adjust
10014 src_reg_num for wordmode operands.
10016 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10017 David Ung <davidu@mips.com>
10019 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10020 (TARGET_SCHED_REORDER2): Define.
10021 (mips_maybe_swap_ready): New.
10022 (mips_last_74k_agen_insn): New.
10023 (mips_74k_agen_init): New.
10024 (mips_74k_agen_reorder): New function to group loads and stores
10025 in the ready queue.
10026 (mips_sched_init): New.
10027 (mips_sched_reorder): Don't do initialization here. Call
10028 mips_74k_agen_reorder.
10029 (mips_variable_issue): Call mips_74k_agen_init.
10031 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10033 * tree-flow-inline.h (get_filename): Remove.
10035 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10037 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10039 (mips_fetch_insns): Delete in favor of...
10040 (mips_load_store_insns): ...this new function.
10041 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10042 to say whether multiword moves _might_ be split.
10043 (mips_fetch_insns): Delete in favor of...
10044 (mips_load_store_insns): ...this new function.
10045 (mips_rtx_costs): Update the call to mips_address_insns.
10046 (mips_address_cost): Likewise.
10047 * config/mips/mips.md (length): Use mips_load_store_insns instead
10048 of mips_fetch_insns.
10049 * config/mips/constraints.md (R): Use mips_address_insns rather
10050 than mips_fetch_insns. Assume that the move never needs to be split.
10052 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10054 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10055 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10056 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10057 * config/mips/mips.h (mips16_hard_float): Delete.
10058 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10059 definitions, and replace with....
10060 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10061 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10062 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10063 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10064 (override_options): Replace MASK_SOFT_FLOAT references with
10065 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10066 and mips16_hard_float when TARGET_MIPS16.
10068 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10071 * c-typeck.c (build_binary_op): Check for non pointer types before
10072 calling int_fits_type_p.
10074 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10076 PR middle-end/32813
10077 * fold-const.c (omit_one_operand): Return only the ommitted expression
10078 if the result is an empty statement.
10079 (pedantic_omit_one_operand): Likewise.
10081 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10083 * c-typeck.c (readonly_error): Improve error for assignment.
10085 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10087 (pp_c_expression): Ditto.
10089 2007-08-09 Simon Baldwin <simonb@google.com>
10091 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10092 break that was preventing simplify_associative_operation() for xor.
10094 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10095 Nigel Stephens <nigel@mips.com>
10097 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10098 Document change in interpretation of value from boolean to
10100 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10101 ffs and ctz using clz.
10102 (expand_unop): Call them.
10103 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10105 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10106 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10107 enable the new ffs expansion on this target.
10109 2007-08-09 Jan Hubicka <jh@suse.cz>
10111 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10112 (expand_ternary_op): Likewise.
10113 (expand_vec_shift_expr): Likewise.
10114 (expand_binop_directly): Likewise.
10115 (expand_binop): Likewise.
10116 (sign_expand_binop): Likewise.
10117 (expand_twoval_unop): Likewise.
10118 (expand_twoval_binop): Likewise.
10119 (expand_twoval_binop_libfunc): Likewise.
10120 (widen_clz): Likewise.
10121 (widen_bswap): Likewise.
10122 (expand_parity): Likewise.
10123 (expand_unop): Likewise.
10124 (expand_abs_nojump): Likewise.
10125 (expand_copysign): Likewise.
10126 (emit_no_conflict_block): Likewise.
10127 (emit_libcall_block): Likewise.
10128 (can_compare_p): Likewise.
10129 (prepare_cmp_insn): Likewise.
10130 (emit_cmp_and_jump_insn_1): Likewise.
10131 (prepare_float_lib_cmp): Likewise.
10132 (emit_conditional_add): Likewise.
10133 (gen_add2_insn): Likewise.
10134 (have_add2_insn): Likewise.
10135 (gen_sub2_insn): Likewise.
10136 (have_sub2_insn): Likewise.
10137 (can_extend_p): Likewise.
10138 (can_fix_p): Likewise.
10139 (can_float_p): Likewise.
10140 (expand_float): Likewise.
10141 (expand_fix): Likewise.
10142 (expand_sfix_optab): Likewise.
10143 (new_optab): Likewise.
10144 (new_convert_optab): Likewise.
10145 (init_libfuncs): Likewise.
10146 (init_interclass_conv_libfuncs): Likewise.
10147 (init_intraclass_conv_libfuncs): Likewise.
10148 (set_conv_libfunc): Likewise.
10149 (init_optabs): Likewise.
10150 (debug_optab_libfuncs): Likewise.
10151 (gen_cond_trap): Likewise.
10152 * optabs.h (optab_handler, convert_optab_hanlder): New.
10153 * genopinit.c: Update optabs generation table.
10154 * reload.c (find_reloads_address_1): Use optabs accestors.
10155 * builtins.c (expand_builtin_mathfn): Likewise.
10156 (expand_builtin_mathfn_2): Likewise.
10157 (expand_builtin_mathfn_3): Likewise.
10158 (expand_builtin_interclass_mathfn): Likewise.
10159 (expand_builtin_sincos): Likewise.
10160 (expand_builtin_cexpi): Likewise.
10161 (expand_builtin_powi): Likewise.
10162 (expand_builtin_strlen): Likewise.
10163 * dojump.c (do_jump): Likewise.
10164 * expr.c (convert_move): Likewise.
10165 (move_by_pieces): Likewise.
10166 (move_by_pieces_ninsns): Likewise.
10167 (can_store_by_pieces): Likewise.
10168 (store_by_pieces_1): Likewise.
10169 (emit_move_via_integer): Likewise.
10170 (emit_move_complex): Likewise.
10171 (emit_move_ccmode): Likewise.
10172 (emit_move_insn_1): Likewise.
10173 (emit_single_push_insn): Likewise.
10174 (store_constructor): Likewise.
10175 (expand_expr_real_1): Likewise.
10176 (do_store_flag): Likewise.
10177 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10178 (enumerate_modes): Likewise.
10179 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10180 (supportable_widening_operation): Likewise.
10181 (supportable_narrowing_operation): Likewise.
10182 * expmed.c (store_bit_field_1): Likewise.
10183 (extract_bit_field_1): Likewise.
10184 (expand_mult_highpart_optab): Likewise.
10185 (expand_smod_pow2): Likewise.
10186 (expand_divmod): Likewise.
10187 (emit_store_flag): Likewise.
10188 * tree-vect-patterns.c
10189 (vect_pattern_recog_1): Likewise.
10190 * tree-ssa-loop-prefetch.c
10191 (nontemporal_store_p): Likewise.
10192 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10193 (vect_create_epilog_for_reduction): Likewise.
10194 (vectorizable_reduction): Likewise.
10195 (vectorizable_operation): Likewise.
10196 (vect_strided_store_supported): Likewise.
10197 (vectorizable_store): Likewise.
10198 (vect_strided_load_supported): Likewise.
10199 (vectorizable_load): Likewise.
10200 * combine.c (simplify_comparison): Likewise.
10201 * tree-vect-generic.c
10202 (type_for_widest_vector_mode): Likewise.
10203 (expand_vector_operations_1): Likewise.
10204 * config/spu/spu.c (spu_expand_mov): Likewise.
10205 (spu_emit_vector_compare): Likewise.
10206 * config/rs6000/rs6000.c
10207 (rs6000_emit_vector_compare): Likewise.
10208 * stmt.c (add_case_node): Likewise.
10209 * reload1.c (gen_reload):
10211 2007-08-09 Michael Matz <matz@suse.de>
10213 * tree.h (fixed_zerop): Declare as taking a const_tree.
10214 * tree.c (fixed_zerop): Take a const_tree.
10216 2007-08-09 Ira Rosen <irar@il.ibm.com>
10218 * tree-vect-transform.c (vectorizable_store): Remove call to
10219 copy_virtual_operands() and call mark_symbols_for_renaming() for
10220 the created vector store.
10221 (vect_setup_realignment): Don't call copy_virtual_operands() and
10222 update_vuses_to_preheader().
10223 (vectorizable_load): Don't call copy_virtual_operands().
10224 (update_vuses_to_preheader): Remove.
10226 2007-08-08 Chao-ying Fu <fu@mips.com>
10228 * tree.def (FIXED_POINT_TYPE): New type.
10229 (FIXED_CST): New constant.
10230 (FIXED_CONVERT_EXPR): New expr.
10231 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10232 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10233 * tree.h (struct tree_base): Add saturating_flag.
10234 Remove one bit of spare for saturating_flag.
10235 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10236 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10237 FIXED_POINT_TYPE_P): Define.
10238 (TYPE_SATURATING): Define.
10239 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10240 (struct tree_fixed_cst): New.
10241 (TYPE_IBIT, TYPE_FBIT): Define.
10242 (tree_node): Add fixed_cst.
10243 (enum tree_index): Add new enumeration values of
10244 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10245 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10246 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10247 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10248 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10249 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10250 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10251 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10252 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10253 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10254 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10255 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10256 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10257 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10258 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10259 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10260 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10261 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10262 (sat_short_fract_type_node, sat_fract_type_node,
10263 sat_long_fract_type_node, sat_long_long_fract_type_node,
10264 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10265 sat_unsigned_long_fract_type_node,
10266 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10267 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10268 unsigned_short_fract_type_node, unsigned_fract_type_node,
10269 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10270 sat_short_accum_type_node, sat_accum_type_node,
10271 sat_long_accum_type_node, sat_long_long_accum_type_node,
10272 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10273 sat_unsigned_long_accum_type_node,
10274 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10275 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10276 unsigned_short_accum_type_node, unsigned_accum_type_node,
10277 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10278 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10279 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10280 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10281 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10282 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10283 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10284 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10285 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10286 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10287 sat_uda_type_node, sat_uta_type_node): New macro.
10288 (make_fract_type, make_accum_type): Declare.
10289 (make_signed_fract_type, make_unsigned_fract_type,
10290 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10291 make_signed_accum_type, make_unsigned_accum_type,
10292 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10293 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10294 make_or_reuse_sat_signed_fract_type,
10295 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10296 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10297 make_or_reuse_sat_unsigned_accum_type): New macro.
10298 (fixed_zerop): Declare.
10299 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10300 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10301 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10302 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10303 * treestruct.def: Add TS_FIXED_CST.
10304 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10305 (tree.o): Likewise.
10306 (tree-dump.o): Likewise.
10307 (print-tree.o): Likewise.
10308 (tree-pretty-print.o): Likewise.
10309 (fold-const.o): Likewise.
10310 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10311 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10312 (is_gimple_min_invariant): Handle FIXED_CST.
10313 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10314 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10315 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10316 (layout_type): Handle FIXED_POINT_TYPE.
10317 (make_fract_type, make_accum_type): New functions.
10318 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10319 * tree-dump.c (fixed-value.h): New include.
10320 (dump_fixed): New function.
10321 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10322 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10323 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10324 * tree-pretty-print.c (fixed-value.h): New include.
10325 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10326 FIXED_CONVERT_EXPR.
10327 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10328 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10329 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10330 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10331 for non-saturating fixed-point types.
10332 (reassociate_bb): Likewise.
10333 * emit-rtl.c (fixed-value.h): New include.
10334 (fconst0, fconst1): New array.
10335 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10336 * tree-vect-generic.c expand_vector_operation): Support
10337 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10338 MODE_VECTOR_UACCUM.
10339 (type_for_widest_vector_mode): Add one parameter for the
10341 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10343 Pass the satp parameter to type_for_mode for fixed-point types.
10344 (expand_vector_operations_1): Pass the saturating flag to
10345 type_for_widest_vector_mode.
10346 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10347 and MODE_VECTOR_UACCUM.
10348 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10349 (vectorizable_condition): Likewise.
10350 * tree.c (fixed-value.h): New include.
10351 (tree_code_size): Support FIXED_CST.
10352 (build_fixed): New function.
10353 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10354 (fixed_zerop): New function.
10355 (tree_node_structure): Support FIXED_CST.
10356 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10357 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10358 (type_hash_eq): Handle FIXED_POINT_TYPE.
10359 (simple_cst_equal): Support FIXED_CST.
10360 (iterative_hash_expr): Handle FIXED_CST.
10361 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10362 (get_narrower): Likewise.
10363 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10364 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10365 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10366 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10368 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10369 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10370 (initializer_zerop): Support FIXED_CST.
10371 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10372 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10373 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10374 (is_base_type): Handle FIXED_POINT_TYPE.
10375 (add_type_attribute): Handle FIXED_POINT_TYPE.
10376 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10377 * print-tree.c (fixed-value.h): New include.
10378 (print_node_brief): Support FIXED_CST.
10379 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10380 * c-pretty-print.c (fixed-value.h): New include.
10381 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10382 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10383 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10384 Support fixed-point types for inner items in VECTOR_TYPE.
10385 (pp_c_direct_declarator): Likewise.
10386 (pp_c_declarator): Likewise.
10387 (pp_c_fixed_constant): New function.
10388 (pp_c_constant): Handle FIXED_CST.
10389 (pp_c_primary_expression): Likewise.
10390 (pp_c_expression): Likewise.
10391 * fold-const.c (fixed-value.h): New include.
10392 (negate_expr_p): Return true for FIXED_CST.
10393 (fold_negate_expr): Support FIXED_CST.
10394 (split_tree): Support FIXED_CST.
10395 (const_binop): Support FIXED_CST.
10396 (fold_convert_const_int_from_fixed): New function to convert from
10398 (fold_convert_const_real_from_fixed): New function to convert from
10400 (fold_convert_const_fixed_from_fixed): New function to convert from
10401 fixed to another fixed.
10402 (fold_convert_const_fixed_from_int): New function to convert from
10404 (fold_convert_const_fixed_from_real): New function to convert from
10406 (fold_convert_const): Support conversions from fixed to int, from
10407 fixed to real, from fixed to fixed, from int to fixed, and from real
10409 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10410 (operand_equal_p): Support FIXED_CST.
10411 (make_range): For fixed-point modes, we need to pass the
10412 saturating flag as the 2nd parameter.
10413 (tree_swap_operands_p): Handle FIXED_CST.
10414 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10416 (fold_unary): Support FIXED_CONVERT_EXPR.
10417 (fold_binary): Handle FIXED_CST.
10418 Make sure the type is not saturating, before associating operations.
10419 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10420 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10421 (fold_negate_const): Support FIXED_CST.
10422 (fold_relational_const): Support FIXED_CST.
10423 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10424 (gimplify_expr): Handle FIXED_CST.
10425 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10426 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10427 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10428 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10429 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10430 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10431 LONG_LONG_ACCUM_TYPE_SIZE.
10432 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10433 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10434 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10435 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10436 MODE_ACCUM, and MODE_UACCUM.
10437 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10438 fixed-point types to disable reduction.
10439 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10441 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10443 * config/rs6000/x-rs6000: New file.
10444 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10445 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10446 (EXTRA_SPEC_FUNCTIONS): Define.
10447 (HAVE_LOCAL_CPU_DETECT): Define.
10448 (CC1_CPU_SPEC): Define.
10449 * config/rs6000/driver-rs6000.c: New file.
10450 * config/rs6000/aix.h (CC1_SPEC): Define.
10451 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10452 * config.host: Add x-rs6000 to host_xmake_file if host and target
10453 are rs6000 or powerpc.
10455 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10457 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10459 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10460 Sandra Loosemore <sandra@codesourcery.com>
10461 Chao-ying Fu <fu@mips.com>
10462 Nigel Stephens <nigel@mips.com>
10463 David Ung <davidu@mips.com>
10465 * doc/invoke.texi (-mcode-readable): Document.
10466 * config/mips/mips.opt (mcode-readable): New option.
10467 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10468 * config/mips/mips.h (mips_code_readable_setting): New enum.
10469 (mips_code_readable): Declare.
10470 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10471 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10472 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10473 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10474 boiler-plate comments.
10475 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10476 * config/mips/mips.c (mips_code_readable): New variable.
10477 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10478 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10479 context and -mcode-readable setting to restrict the use of
10480 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10481 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10482 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10483 (mips_blocks_for_constant_p): Only return false for
10484 TARGET_MIPS16_PCREL_LOADS.
10485 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10486 for MIPS16. Handle SYMBOL_32_HIGH.
10487 (mips_const_insns): Allow HIGHs for MIPS16 too.
10488 (mips_unspec_address_offset): New function, split out from...
10489 (mips_unspec_address): ...here.
10490 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10491 16-bit symbolic constants. Assert approropiate conditions for
10492 using the "la" and "dla" macros.
10493 (mips_handle_option): Handle -mcode-readable=.
10494 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10495 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10496 (mips_strip_unspec_address): New function, split out from...
10497 (print_operand_reloc): ...here.
10498 (print_operand): Pass constants through mips_strip_unspec_address.
10499 (print_operand_address): Likewise.
10500 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10501 (mips_select_rtx_section): Remove MIPS16 handling.
10502 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10503 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10504 (mips16_lay_out_constants): Do nothing unless
10505 TARGET_MIPS16_PCREL_LOADS.
10506 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10507 * config/mips/mips.md: Split HIGHs for MIPS16.
10508 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10510 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10512 * config/mips/mips-protos.h (mips_emit_move): Declare.
10513 * config/mips/mips.c (mips_emit_move): New function.
10514 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10515 (mips_legitimize_const_move): Likewise.
10516 (mips_legitimize_move): Likewise.
10517 (mips_split_64bit_move): Likewise.
10518 (mips_restore_gp): Likewise.
10519 (mips_load_call_address): Likewise.
10520 (mips_emit_fcc_reload): Likewise.
10521 (mips_set_return_address): Likewise.
10522 (mips_block_move_straight): Likewise.
10523 (mips_block_move_loop): Likewise.
10524 (mips_setup_incoming_varargs): Likewise.
10525 (mips_save_reg): Likewise.
10526 (mips_expand_prologue): Likewise.
10527 (mips_restore_reg): Likewise.
10528 (mips_expand_epilogue): Likewise.
10529 (mips_output_mi_thunk): Likewise.
10530 (build_mips16_call_stub): Likewise.
10531 (mips_builtin_branch_and_move): Likewise.
10532 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10533 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10534 (fixuns_truncdfdi2): Likewise.
10535 (fixuns_truncsfsi2): Likewise.
10536 (fixuns_truncsfdi2): Likewise.
10537 (loadgp_absolute): Likewise.
10538 (builtin_setjmp_setup): Likewise.
10539 (builtin_longjmp): Likewise.
10540 (untyped_call): Likewise.
10542 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10544 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10545 an "rtx *" argument. Return a bool.
10546 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10547 values and return true if they can be split. Take the same kind of
10548 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10549 and store the lo_sum there if nonnull. Use the symbol type to
10550 determine whether a $gp or HIGH is needed.
10551 (mips_legitimize_address): Update call to mips_split_symbol and
10552 simplify accordingly.
10553 (mips_legitimize_const_move): Likewise.
10554 * config/mips/mips.md: In the combine define_split,
10555 check mips_split_symbol instead of splittable_symbolic_operand.
10556 Update use of mips_split_symbol in the generator code.
10557 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10559 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10561 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10562 (mips_symbol_insns_1): New function, split out from...
10563 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10564 and stores separately from load addresses.
10565 (mips_classify_address): Replace uses of mips_symbolic_address_p
10566 with uses of mips_symbol_insns.
10567 (mips_address_insns): Update calls to mips_symbol_insns.
10568 (mips_const_insns): Likewise.
10569 (mips_legitimize_address): Likewise.
10571 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10573 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10574 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10575 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10576 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10577 non-call contexts if TARGET_MIPS16.
10578 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10579 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10580 code for SYMBOL_ABSOLUTE.
10581 (mips_symbol_insns): Likewise.
10583 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10585 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10586 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10587 (mips_symbolic_constant_p): Likewise. Update the call to
10588 mips_classify_symbol.
10589 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10590 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10591 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10592 (print_operand_reloc): Add a context argument. Update the call to
10593 mips_symbolic_constant_p.
10594 (print_operand): Update the calls to print_operand_reloc.
10595 (print_operand_address): Use print_operand_reloc rather than
10597 (mips_rewrite_small_data_p): Add a context argument. Update the call
10598 to mips_symbolic_constant_p.
10599 (mips_small_data_pattern_1): Make DATA the containing mem.
10600 Update the call to mips_rewrite_small_data_p.
10601 (mips_rewrite_small_data_1): Likewise.
10602 (mips_use_anchors_for_symbol_p): Update the call to
10603 mips_symbolic_constant_p.
10604 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10605 (splittable_symbolic_operand): Likewise.
10606 (move_operand): Likewise.
10607 (absolute_symbolic_operand): Likewise.
10608 (got_disp_operand): Likewise.
10609 (got_page_ofst_operand): Likewise.
10611 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10613 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10614 (SYMBOL_ABSOLUTE): ...this.
10615 (SYMBOL_SMALL_DATA): Rename to...
10616 (SYMBOL_GP_RELATIVE): ...this.
10617 (SYMBOL_CONSTANT_POOL): Rename to...
10618 (SYMBOL_PC_RELATIVE): ...this.
10619 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10620 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10621 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10622 after above changes.
10623 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10624 (general_symbolic_operand): Rename to...
10625 (absolute_symbolic_operand): ...this.
10626 * config/mips/mips.md: Update after above changes.
10628 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10629 Revital Eres <eres@il.ibm.com>
10631 * ddg.c (print_ddg): Add dump information.
10632 * modulo-sched.c (print_node_sched_params): Add parameter and
10634 (calculate_maxii): Remove function.
10635 (undo_generate_reg_moves): Likewise.
10636 (undo_permute_partial_schedule): Likewise.
10637 (kernel_number_of_cycles): Likewise.
10638 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10639 (sms_schedule): Use it. Remove profitability checks.
10640 (sms_schedule_by_order): Fix order of nodes within the cycle.
10642 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10644 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10645 -profile option, add pie support.
10646 (ENDFILE_SPEC): New spec.
10647 * config/gnu.h (LIB_SPEC): Add -profile option.
10649 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10651 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10652 * config/gnu.h (LIB_SPEC): Likewise.
10654 2007-08-07 Yaz Saito <saito@google.com>
10655 Ian Lance Taylor <iant@google.com>
10657 * common.opt (finstrument-functions-exclude-function-list): New
10659 (finstrument-functions-exclude-file-list): New option.
10660 * opts.c (char_p): Define and DEF_VEC.
10661 (flag_instrument_functions_exclude_functions): New static
10663 (flag_instrument_functions_exclude_files): New static variable.
10664 (add_instrument_functions_exclude_list): New static function.
10665 (flag_instrument_functions_exclude_p): New function.
10666 (common_handle_option): Handle new options.
10667 * flags.h (flag_instrument_functions_exclude_p): Declare.
10668 * gimplify.c (gimplify_function_tree): Call
10669 flag_instrument_functions_exclude_p.
10670 * doc/invoke.texi (Option Summary): Mention new options.
10671 (Code Gen Options): Document new options.
10673 2007-08-07 Ian Lance Taylor <iant@google.com>
10675 PR rtl-optimization/32776
10676 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10677 (resolve_use): Likewise.
10678 (decompose_multiword_subregs): Remove "changed" local variable.
10680 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10682 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10683 * configure: Regenerate.
10684 * config.in: Regenerate.
10685 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10688 2007-08-07 Ian Lance Taylor <iant@google.com>
10690 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10691 note, just delete the insn.
10693 2007-08-07 Andreas Schwab <schwab@suse.de>
10696 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10699 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10701 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10702 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10703 (decompose_multiword_subregs): Use the functions above to decompose
10704 multiword shifts and zero-extends.
10706 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10708 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10709 "assemble" descriptions which were swapped.
10711 2007-08-06 Chao-ying Fu <fu@mips.com>
10713 * fixed-value.h: New file.
10714 * fixed-value.c: New file.
10715 * Makefile.in (OBJS-common): Add fixed-value.o.
10716 (fixed-value.o): New rule.
10717 (GTFILES): Add fixed-value.h.
10718 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10719 to compare a.low and b.low.
10720 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10722 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10723 Daniel Jacobowitz <dan@codesourcery.com>
10726 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10728 (x86_64-*-netbsd*): Likewise.
10729 (x86_64-*-linux*): Likewise.
10730 (x86_64-*-kfreebsd*-gnu): Likewise.
10731 (x86_64-*-knetbsd*-gnu): Likewise.
10732 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10734 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10736 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10737 Add -fno-asynchronous-unwind-tables.
10739 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10740 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10741 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10742 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10743 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10745 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10747 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10748 (TARGET_C_MODE_FOR_SUFFIX): New.
10750 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10752 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10754 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10756 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10758 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10760 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10761 before checking function returns in conditional expressions.
10763 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10766 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10768 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10770 PR middle-end/32988
10771 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10772 for INTEGRAL_TYPE_P.
10774 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10776 * configure.ac: Remove --enable-checking=df from default settings.
10777 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10778 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10779 if the parameter is true.
10780 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10781 DF_VERIFY_SCHEDULED flag is true.
10782 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10783 (df_finish_pass): Adjust prototype.
10784 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10787 * see.c (pass_see): Add TODO_df_verify.
10788 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10789 * global.c (rest_of_handle_global_alloc): Schedule verification
10791 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10793 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10794 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10795 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10797 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10798 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10799 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10801 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10802 Revital Eres <eres@il.ibm.com>
10804 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10806 * ddg.c (create_ddg_dependence): Rename to...
10807 (create_ddg_dep_from_intra_loop_link): This. Do not check
10808 for interloop edges. Do not create anti dependence edge when
10809 a true dependence edge exists in the opposite direction and
10810 -fmodulo-sched-allow-regmoves is set.
10811 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10812 (add_cross_iteration_register_deps): Create anti dependence edge
10813 when -fno-modulo-sched-allow-regmoves is set.
10814 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10816 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10818 * config/arm/arm.md (movsi): Add braces.
10820 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10822 PR middle-end/32780
10823 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10824 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10827 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10829 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10830 state accessor functions.
10831 * cfgloopmanip.c (remove_path, create_preheaders,
10832 force_single_succ_latches, fix_loop_structure): Ditto.
10833 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10834 tree_duplicate_loop_to_header_edge): Ditto.
10835 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10836 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10838 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10839 cleanup_tree_cfg): Ditto.
10840 * tree-cfg.c (tree_merge_blocks): Ditto.
10841 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10842 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10843 loop_preheader_edge, single_exit): Ditto.
10844 (flow_loops_find): Do not clear loops->state.
10845 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10846 loops_state_clear): New functions.
10848 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10850 PR middle-end/32399
10851 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10852 when adding to the base and convert ELT to sizetype instead of type.
10854 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10856 PR middle-end/32304
10857 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10858 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10860 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10862 PR middle-end/32935
10863 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10864 correct type the negate expression.
10866 2007-08-03 Jan Hubicka <jh@suse.cz>
10868 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10871 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10873 * config/rs6000/rs6000.c (struct processor_cost): Change
10874 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10875 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10877 (rios1_costs, rios2_cost): Correct cache line size.
10878 (rs6000_override_options): Set l2-cache-size parameter.
10880 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10881 Diego Novillo <dnovillo@google.com>
10884 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10885 if the range includes 0.
10887 2007-08-03 Ben Elliston <bje@au.ibm.com>
10889 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10890 mode to unspec expressions to silence a warning from the generator
10893 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10895 * config/ia64/constraints.md ("U"): Make constraint vector only.
10897 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10899 PR middle-end/25446
10900 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10901 always_inline attribute on the function decl.
10903 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10905 PR middle-end/25445
10906 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10907 if we are compiling with -fPIC.
10909 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10910 Nigel Stephens <nigel@mips.com>
10912 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10913 Define for MIPS32 and MIPS64.
10915 2007-08-02 Nick Clifton <nickc@redhat.com>
10917 * config/host-hpux.c: Change copyright header to refer to version
10918 3 of the GNU General Public License and to point readers at the
10919 COPYING3 file and the FSF's license web page.
10920 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10921 config/alpha/linux.h, config/alpha/alpha.opt,
10922 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10923 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10924 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10925 config/alpha/alpha.h, config/alpha/sync.md,
10926 config/alpha/openbsd.h, config/alpha/alpha.md,
10927 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10928 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10929 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10930 config/alpha/constraints.md, config/alpha/osf.h,
10931 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10932 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10933 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10934 config/frv/frv-asm.h, config/frv/frv-protos.h,
10935 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10936 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10937 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10938 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10939 config/s390/s390.opt, config/s390/s390-modes.def,
10940 config/s390/fixdfdi.h, config/s390/constraints.md,
10941 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10942 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10943 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10944 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10945 config/m32c/prologue.md, config/m32c/m32c.abi,
10946 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10947 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10948 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10949 config/m32c/jump.md, config/m32c/shift.md,
10950 config/m32c/m32c-protos.h, config/libgloss.h,
10951 config/spu/spu-protos.h, config/spu/predicates.md,
10952 config/spu/spu-builtins.h, config/spu/spu.c,
10953 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10954 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10955 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10956 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10957 config/sparc/hypersparc.md, config/sparc/predicates.md,
10958 config/sparc/linux.h, config/sparc/sp64-elf.h,
10959 config/sparc/supersparc.md, config/sparc/cypress.md,
10960 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10961 config/sparc/niagara.md, config/sparc/sparc.md,
10962 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10963 config/sparc/sparc.opt, config/sparc/sync.md,
10964 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10965 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10966 config/sparc/sparc.c, config/sparc/little-endian.opt,
10967 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10968 config/sparc/linux64.h, config/sparc/freebsd.h,
10969 config/sparc/sol2.h, config/sparc/rtemself.h,
10970 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10971 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10972 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10973 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10974 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10975 config/m32r/linux.h, config/m32r/constraints.md,
10976 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10977 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10978 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10979 config/i386/i386.md, config/i386/netware-crt0.c,
10980 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10981 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10982 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10983 config/i386/sol2.h, config/i386/constraints.md,
10984 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10985 config/i386/predicates.md, config/i386/geode.md,
10986 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10987 config/i386/freebsd64.h, config/i386/vxworksae.h,
10988 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10989 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10990 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10991 config/i386/netware.h, config/i386/i386-modes.def,
10992 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10993 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10994 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10995 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10996 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10997 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10998 config/i386/xm-mingw32.h, config/i386/linux64.h,
10999 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11000 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11001 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11002 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11003 config/i386/cygwin2.c, config/i386/i386-protos.h,
11004 config/i386/sync.md, config/i386/openbsd.h,
11005 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11006 config/i386/nto.h, config/i386/biarch64.h,
11007 config/i386/i386-coff.h, config/i386/freebsd.h,
11008 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11009 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11010 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11011 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11012 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11013 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11014 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11015 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11016 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11017 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11018 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11019 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11020 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11021 config/sh/superh64.h, config/sh/rtemself.h,
11022 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11023 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11024 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11025 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11026 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11027 config/avr/predicates.md, config/avr/constraints.md,
11028 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11029 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11030 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11031 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11032 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11033 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11034 config/c4x/predicates.md, config/c4x/c4x.h,
11035 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11036 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11037 config/xtensa/linux.h, config/xtensa/xtensa.h,
11038 config/xtensa/elf.h, config/xtensa/xtensa.md,
11039 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11040 config/xtensa/xtensa-protos.h, config/dbx.h,
11041 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11042 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11043 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11044 config/host-solaris.c, config/fr30/fr30.h,
11045 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11046 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11047 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11048 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11049 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11050 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11051 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11052 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11053 config/cris/predicates.md, config/cris/linux.h,
11054 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11055 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11056 config/cris/aout.opt, config/cris/cris-protos.h,
11057 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11058 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11059 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11060 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11061 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11062 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11063 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11064 config/chorus.h, config/mn10300/mn10300.c,
11065 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11066 config/mn10300/mn10300.h, config/mn10300/linux.h,
11067 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11068 config/mn10300/mn10300.md, config/ia64/predicates.md,
11069 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11070 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11071 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11072 config/ia64/freebsd.h, config/ia64/ia64.md,
11073 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11074 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11075 config/gofast.h, config/rtems.h, config/sol2-10.h,
11076 config/m68k/predicates.md, config/m68k/m68k.md,
11077 config/m68k/linux.h, config/m68k/m68k-modes.def,
11078 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11079 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11080 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11081 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11082 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11083 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11084 config/m68k/constraints.md, config/m68k/rtemself.h,
11085 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11086 config/m68k/uclinux.h, config/rs6000/power4.md,
11087 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11088 config/rs6000/linux.h, config/rs6000/eabi.h,
11089 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11090 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11091 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11092 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11093 config/rs6000/windiss.h, config/rs6000/603.md,
11094 config/rs6000/aix41.h, config/rs6000/cell.md,
11095 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11096 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11097 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11098 config/rs6000/default64.h, config/rs6000/7xx.md,
11099 config/rs6000/darwin.opt, config/rs6000/spe.md,
11100 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11101 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11102 config/rs6000/7450.md, config/rs6000/linux64.h,
11103 config/rs6000/constraints.md, config/rs6000/440.md,
11104 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11105 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11106 config/rs6000/rs6000.h, config/rs6000/power6.md,
11107 config/rs6000/predicates.md, config/rs6000/altivec.md,
11108 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11109 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11110 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11111 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11112 config/rs6000/linux64.opt, config/rs6000/sync.md,
11113 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11114 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11115 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11116 config/rs6000/eabispe.h, config/rs6000/e500.h,
11117 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11118 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11119 config/rs6000/aix.h, config/rs6000/vxworks.h,
11120 config/rs6000/40x.md, config/rs6000/aix51.h,
11121 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11122 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11123 config/arc/arc.h, config/mcore/mcore-elf.h,
11124 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11125 config/mcore/mcore.md, config/mcore/mcore.c,
11126 config/mcore/mcore.opt, config/mcore/mcore.h,
11127 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11128 config/score/predicates.md, config/score/score-version.h,
11129 config/score/score-protos.h, config/score/misc.md,
11130 config/score/elf.h, config/score/score.c, config/score/mac.md,
11131 config/score/score7.md, config/score/score.h,
11132 config/score/score-conv.h, config/score/score-mdaux.c,
11133 config/score/score.md, config/score/score.opt,
11134 config/score/score-modes.def, config/score/score-mdaux.h,
11135 config/score/mul-div.S, config/arm/uclinux-elf.h,
11136 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11137 config/arm/symbian.h, config/arm/linux-elf.h,
11138 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11139 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11140 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11141 config/arm/strongarm-pe.h, config/arm/arm.h,
11142 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11143 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11144 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11145 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11146 config/arm/arm-cores.def, config/arm/arm-protos.h,
11147 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11148 config/arm/wince-pe.h, config/arm/neon.md,
11149 config/arm/constraints.md, config/arm/neon.ml,
11150 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11151 config/arm/arm.opt, config/arm/arm926ejs.md,
11152 config/arm/predicates.md, config/arm/iwmmxt.md,
11153 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11154 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11155 config/arm/neon-testgen.ml, config/arm/arm.md,
11156 config/arm/xscale-coff.h, config/arm/pe.c,
11157 config/arm/arm-generic.md, config/arm/pe.h,
11158 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11159 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11160 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11161 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11162 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11163 config/pa/predicates.md, config/pa/pa64-hpux.h,
11164 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11165 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11166 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11167 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11168 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11169 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11170 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11171 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11172 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11173 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11174 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11175 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11176 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11177 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11178 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11179 config/mips/linux64.h, config/mips/elforion.h,
11180 config/mips/constraints.md, config/mips/generic.md,
11181 config/mips/predicates.md, config/mips/4300.md,
11182 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11183 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11184 config/mips/5k.md, config/mips/vr4120-div.S,
11185 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11186 config/mips/mips-protos.h, config/mips/6000.md,
11187 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11188 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11189 config/mips/mips-modes.def, config/mips/vr.h,
11190 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11191 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11192 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11193 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11194 config/vax/openbsd1.h, config/vax/netbsd.h,
11195 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11196 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11197 config/h8300/rtems.h, config/h8300/predicates.md,
11198 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11199 config/h8300/h8300.md, config/h8300/h8300.opt,
11200 config/h8300/coff.h, config/h8300/h8300-protos.h,
11201 config/v850/v850.md, config/v850/predicates.md,
11202 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11203 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11204 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11205 config/mmix/mmix.h, config/mmix/predicates.md,
11206 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11207 config/mmix/mmix.c, config/mmix/mmix.opt,
11208 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11209 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11210 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11211 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11214 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11216 * emit-rtl.c (reset_used_decls): Rename to...
11217 (set_used_decls): ...this. Set the used flag rather than clearing it.
11218 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11219 DECL_RTLs rather than resetting them.
11221 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11223 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11225 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11227 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11228 argument to find_reloads_address.
11230 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11232 PR tree-optimization/32919
11233 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11234 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11235 (coalesce_ssa_name): Call it.
11237 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11238 David Ung <davidu@mips.com>
11240 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11241 (__mips16_unorddf2, __mips16_floatunsidf): New.
11242 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11244 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11246 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11248 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11249 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11250 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11251 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11252 * omp-low.c (get_ws_args_for, determine_parallel_type,
11253 expand_omp_for_generic, expand_omp_for_static_nochunk,
11254 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11255 Work with more precise CFG.
11256 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11257 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11259 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11260 * gimple-low.c (lower_stmt): Ditto.
11261 * tree-inline.c (estimate_num_insns_1): Ditto.
11262 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11263 (OMP_SECTIONS_SWITCH): New.
11264 * tree-cfgcleanup.c (cleanup_omp_return): New.
11265 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11266 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11267 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11268 (tree_redirect_edge_and_branch): Handle omp constructs.
11270 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11271 with three arguments.
11273 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11275 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11276 in loop closed ssa.
11278 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11280 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11281 the loop structures may need fixing.
11282 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11284 (cleanup_tree_cfg_loop): Removed.
11285 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11286 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11287 instead of running cleanup_tree_cfg_loop.
11288 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11289 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11290 (tree_predictive_commoning): Declaration changed.
11291 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11293 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11295 * doc/invoke.texi (l1-cache-size): Update documentation.
11296 (l2-cache-size): Document.
11297 * params.h (L2_CACHE_SIZE): New macro.
11298 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11299 that L1_CACHE_SIZE is in kB now.
11300 (L2_CACHE_SIZE_BYTES): New macro.
11301 (tree_ssa_prefetch_arrays): Show size in kB.
11302 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11303 and l2_cache_size fields.
11304 * config/i386/driver-i386.c (describe_cache): Detect cache size
11306 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11307 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11308 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11309 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11310 (override_options): Set l1-cache-size and l2-cache-size to default
11311 values if not specified otherwise.
11312 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11313 (PARAM_L2_CACHE_SIZE): New.
11315 2007-08-01 Nigel Stephens <nigel@mips.com>
11316 David Ung <davidu@mips.com>
11317 Thiemo Seufer <ths@mips.com>
11318 Chris Dearman <chris@mips.com>
11319 Richard Sandiford <richard@codesourcery.com>
11321 * config.gcc (mips*-sde-elf*): New stanza.
11322 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11323 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11324 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11325 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11326 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11327 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11329 * config/mips/sde.h: New file.
11330 * config/mips/t-libgcc-mips16: Likewise.
11331 * config/mips/t-sde: Likewise.
11332 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11333 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11334 _MIPS_FPSET and _MIPS_SZINT.
11335 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11336 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11337 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11338 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11339 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11340 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11341 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11342 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11343 _MIPS_SZPTR and _MIPS_FPSET.
11344 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11345 architecture is specified.
11346 (MIPS_32BIT_OPTION_SPEC): New macro.
11348 2007-07-31 Dan Hipschman <dsh@google.com>
11350 * gcc.c (end_going_arg): New function.
11351 (do_spec_2): Use it.
11352 (do_spec_1): Use it.
11354 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11356 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11357 only if ENABLE_CHECKING is defined.
11359 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11361 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11362 df_ru_add_problem, df_ru_get_bb_info): Removed.
11363 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11364 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11365 df_ru_free_bb_info, df_ru_alloc,
11366 df_ru_bb_local_compute_process_def,
11367 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11368 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11369 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11370 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11371 df_ru_add_problem): Removed.
11373 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11376 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11377 (casesi32p, casesi64p): Likewise.
11378 (casesi): Adjust for above.
11380 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11382 * mode-switching.c (create_pre_exit): Don't search past calls.
11384 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11386 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11388 2007-07-31 Revital Eres <eres@il.ibm.com>
11390 * ddg.c (add_deps_for_def): Rename to...
11391 (add_cross_iteration_register_deps): This. Change implementation
11392 to use only reaching def and def-use chains to construct the
11393 inter loop dependencies.
11394 (add_deps_for_use): Remove function.
11395 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11396 function to build the inter loop dependencies.
11397 * modulo-sched.c (sms_schedule): Build only
11398 reaching def and def-use chains for the propose of the ddg
11401 2007-07-31 Julian Brown <julian@codesourcery.com>
11403 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11404 New define_insns. Use correct RTL.
11405 (vec_set<mode>): Write as expander.
11407 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11409 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11410 to an unallocated space.
11412 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11415 (split_constant_offset): Enable split_constant_offset to extract
11416 constants from other statements.
11417 * tree-vect-transform.c
11418 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11419 to a temp var. Force base_offset to be simple.
11421 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11423 * df-scan.c (df_scan_verify): Remove artificial limit on
11424 the number of blocks for verification.
11425 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11426 df_simulate_defs): Avoid unnecessary insn checking for defs.
11428 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11430 * config/m68k/lb1sf68.asm (FUNC): New macro.
11431 (__mulsi3): Use it.
11432 (__udivsi3): Likewise.
11433 (__divsi3): Likewise.
11434 (__umodsi3): Likewise.
11435 (__modsi3): Likewise.
11436 (__subdf3): Likewise.
11437 (__adddf3): Likewise.
11438 (__muldf3): Likewise.
11439 (__divdf3): Likewise.
11440 (__negdf2): Likewise.
11441 (__cmpdf2): Likewise.
11442 (__subsf3): Likewise.
11443 (__addsf3): Likewise.
11444 (__mulsf3): Likewise.
11445 (__divsf3): Likewise.
11446 (__negsf2): Likewise.
11447 (__cmpsf2): Likewise.
11448 (__eqdf2): Likewise.
11449 (__nedf2): Likewise.
11450 (__gtdf2): Likewise.
11451 (__gedf2): Likewise.
11452 (__ltdf2): Likewise.
11453 (__ledf2): Likewise.
11454 (__eqsf2): Likewise.
11455 (__nesf2): Likewise.
11456 (__gtsf2): Likewise.
11457 (__gesf2): Likewise.
11458 (__ltsf2): Likewise.
11459 (__lesf2): Likewise.
11461 2007-07-30 Ollie Wild <aaw@google.com>
11463 * c-ppoutput.c (print_lines_directives_only): New function.
11464 (scan_translation_unit_directives_only): New function.
11465 (preprocess_file): Add call to scan_translation_unit_directives_only.
11466 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11467 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11468 -fdirectives-only. Add errors for -fdirectives-only conflict with
11469 -Wunused-macros and -traditional.
11470 (finish_options): Add builtin macro initialization for
11471 -fdirectives-only + -fpreprocessed.
11472 * c.opt (fdirectives-only): New.
11473 * doc/cppopts.texi (fdirectives-only): New.
11475 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11477 * alias.c (record_set, memory_modified_1): Constify.
11478 * bt-load.c (note_btr_set): Likewise.
11479 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11480 * combine.c (set_nonzero_bits_and_sign_copies,
11481 expand_field_assignment, record_dead_and_set_regs_1,
11482 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11483 likely_spilled_retval_1): Likewise.
11484 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11485 frv_io_handle_set): Likewise.
11486 * config/mips/mips.c (mips_sim_record_set,
11487 vr4130_true_reg_dependence_p_1): Likewise.
11488 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11489 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11490 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11491 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11492 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11493 * ddg.c (mark_mem_store): Likewise.
11494 * df-problems.c (df_urec_mark_reg_change): Likewise.
11495 * function.c (update_epilogue_consts): Likewise.
11496 * gcse.c (record_set_info, record_last_set_info,
11497 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11498 reg_clear_last_set): Likewise.
11499 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11501 * jump.c (reversed_comparison_code_parts): Likewise.
11502 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11503 reg_is_set): Likewise.
11504 * loop-iv.c (mark_altered): Likewise.
11505 * mode-switching.c (reg_becomes_live): Likewise.
11506 * optabs.c (no_conflict_move_test): Likewise.
11507 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11509 * postreload.c (reload_combine_note_store, move2add_note_store):
11511 * regmove.c (flags_set_1): Likewise.
11512 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11514 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11516 * resource.c (update_live_status): Likewise.
11517 * rtl.h (set_of, note_stores): Likewise.
11518 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11519 note_stores, parms_set): Likewise.
11520 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11521 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11523 * var-tracking.c (count_stores, add_stores): Likewise.
11525 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11527 * alias.c (mems_in_disjoint_alias_sets_p,
11528 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11529 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11530 write_dependence_p, mems_in_disjoint_alias_sets_p,
11531 read_dependence, true_dependence, canon_true_dependence,
11532 anti_dependence, output_dependence): Constify.
11533 * combine.c (extended_count): Likewise.
11534 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11535 * cselib.c (get_value_hash, references_value_p,
11536 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11537 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11538 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11539 * function.c (contains, prologue_epilogue_contains,
11540 sibcall_epilogue_contains): Likewise.
11541 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11542 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11543 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11544 reg_or_subregno): Likewise.
11545 * recog.c (asm_noperands): Likewise.
11546 * reload1.c (function_invariant_p): Likewise.
11547 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11548 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11549 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11550 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11551 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11552 extended_count, prologue_epilogue_contains,
11553 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11554 canon_true_dependence, read_dependence, anti_dependence,
11555 output_dependence): Likewise.
11556 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11558 2007-07-30 Julian Brown <julian@codesourcery.com>
11560 * config/arm/neon.md (V_ext): New mode attribute.
11561 (neon_vget_lane<mode>): Replace with define_expand.
11562 (neon_vget_lane<mode>_sext_internal)
11563 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11564 and quad precision vectors.
11565 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11566 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11567 have typeless 32-bit result.
11569 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11572 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11574 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11575 use sizetype for rest.
11576 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11577 (aff_combination_convert): Don't convert rest for pointer types.
11579 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11581 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11583 * tree-ssa-alias.c: Add alloc-pool.h.
11584 (init_alias_info): Free alias_bitmap_obstack.
11585 (delete_alias_info): Call delete_mem_ref_stats.
11586 (get_mem_sym_stats_for): Use alloc_pool.
11587 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11588 (delete_mem_sym_stats): Removed.
11590 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11592 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11593 functions cannot be represented as classical distance vectors.
11595 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11597 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11598 * builtins.c (validate_arg, builtin_mathfn_code,
11599 validate_arglist): Likewise.
11600 * calls.c (call_expr_flags): Likewise.
11601 * combine.c (reg_nonzero_bits_for_combine,
11602 reg_num_sign_bit_copies_for_combine, get_last_value,
11603 reg_truncated_to_mode): Likewise.
11604 * emit-rtl.c (subreg_lowpart_p): Likewise.
11605 * expr.c (highest_pow2_factor_for_target,
11606 categorize_ctor_elements_1, categorize_ctor_elements,
11607 count_type_elements, contains_packed_reference,
11608 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11609 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11610 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11611 native_encode_int, native_encode_real, native_encode_complex,
11612 native_encode_vector, native_encode_expr, native_interpret_int,
11613 native_interpret_real, native_interpret_complex,
11614 native_interpret_vector, native_interpret_expr): Likewise.
11615 * function.c (use_register_for_decl): Likewise.
11616 * gimplify.c (get_name): Likewise.
11617 * langhooks-def.h (lhd_return_null_const_tree): New.
11618 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11619 * langhooks.c (lhd_return_null_const_tree): New.
11620 * langhooks.h (lang_get_callee_fndecl): Constify.
11621 * output.h (constructor_static_from_elts_p): Likewise.
11622 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11623 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11624 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11625 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11626 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11627 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11628 * rtlhooks-def.h (reg_nonzero_bits_general,
11629 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11631 * rtlhooks.c (reg_num_sign_bit_copies_general,
11632 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11634 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11635 * stor-layout.c (mode_for_size_tree): Likewise.
11636 * tree-ssa-loop-im.c (memref_eq): Likewise.
11637 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11638 * tree.c (contains_placeholder_p, type_list_equal,
11639 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11641 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11642 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11643 contains_placeholder_p, contains_packed_reference,
11644 get_callee_fndecl, operand_equal_for_phi_arg_p,
11645 warn_if_unused_value, is_body_block, native_encode_expr,
11646 native_interpret_expr, fold_convertible_p, operand_equal_p,
11647 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11648 validate_arglist, simple_cst_equal, type_list_equal,
11649 use_register_for_decl, call_expr_flags, get_name,
11650 highest_pow2_factor): Likewise.
11651 (const_call_expr_arg_iterator_d,
11652 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11653 first_const_call_expr_arg, more_const_call_expr_args_p,
11654 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11655 * varasm.c (constructor_static_from_elts_p): Constify.
11657 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11659 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11660 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11661 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11662 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11663 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11664 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11665 spelling conventions.
11666 * doc/invoke.texi: Follow spelling conventions.
11668 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11669 Revital Eres <eres@il.ibm.com>
11671 * modulo-sched.c (sms_schedule): Avoid loops which includes
11672 auto-increment instructions.
11674 2007-07-28 Richard Guenther <rguenther@suse.de>
11676 PR middle-end/32920
11677 * fold-const.c (fold_cond_expr_with_comparison): Convert
11678 operand zero of MIN/MAX_EXPR to correct type.
11680 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11682 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11683 flags_from_decl_or_type): Constify.
11684 * gcc.c (do_spec_1): Likewise.
11685 * print-tree.c (dump_addr, print_node_brief): Likewise.
11686 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11687 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11688 tree_purge_all_dead_eh_edges): Likewise.
11689 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11690 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11692 * tree.c (expr_location, expr_has_location, expr_locus,
11693 expr_filename, expr_lineno, get_inner_array_type,
11694 fields_compatible_p): Likewise.
11695 * tree.h (get_inner_array_type, fields_compatible_p,
11696 expr_location, expr_has_location, expr_locus, expr_filename,
11697 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11698 setjmp_call_p, alloca_call_p): Likewise.
11700 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11702 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11703 TV_FLOW_INSENSITIVE.
11705 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11707 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11708 (compute_flow_insensitive_aliasing): Ditto for
11709 TV_FLOW_INSENSITIVE.
11711 2007-07-27 Jan Hubicka <jh@suse.cz>
11713 * config/i386/i386.c (register_move_cost): Remove accidentally
11714 comitted #if 0 block.
11716 * attribs.c: Include hashtab.h
11717 (attribute_hash): New.
11718 (substring): New structure.
11719 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11721 (init_attributes): Initialize attribute hash.
11722 (decl_attributes): Use attribute hash.
11723 * Makefile.in (attribs.c): Depend on hashtab.h.
11725 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11727 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11729 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11731 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11732 __mips_dspr2 and __mips_dsp_rev macros.
11733 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11735 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11737 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11739 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11741 PR middle-end/32749
11743 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11744 and the updating of the live and do_not_gen sets.
11745 (df_note_bb_compute): Added updating of live and do_not_gen sets
11746 for regular defs so that the case of clobber inside conditional
11747 call is processed correctly.
11749 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11751 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11752 operands with compatible type.
11754 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11756 * expr.h (store_bit_field): Don't return a value.
11757 * expmed.c (check_predicate_volatile_ok): New function.
11758 (store_bit_field_1): New function, extracted from store_bit_field.
11759 Take a fallback_p argument and return true if the operation succeeded.
11760 Only use store_fixed_bit_field if fallback_p. Don't recompute
11761 mode_for_extraction; use op_mode instead. Try forcing memories
11762 into registers if the insv expander fails.
11763 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11764 Don't return a value.
11765 (convert_extracted_bit_field): New function, extracted from
11767 (extract_bit_field_1): Likewise. Take a fallback_p argument
11768 and return NULL if the operation succeeded. Only use
11769 extract_fixed_bit_field if fallback_p. Only calculate one
11770 extraction mode. Combine code for extv and extzv. Try forcing
11771 memories into registers if the ext(z)v expander fails.
11772 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11774 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11776 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11778 (df_ref): Likewise. Put regno with other integer fields.
11780 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11782 * df.h (df_mw_hardreg): Remove "loc" field.
11783 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11785 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11786 split out from df_set_unused_notes_for_mw. Return false for
11787 partial references. Assert that mw_reg is a REG when returning true.
11788 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11789 (df_whole_mw_reg_dead_p): New function, split out from
11790 df_set_dead_notes_for_mw. Return false for partial references.
11791 Assert that mw_reg is a REG when returning true.
11792 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11793 Remove redundant bitmap check.
11795 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11797 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11798 ($(T)crtend.o): Likwise.
11799 ($(T)crtbeginS.o): Likwise.
11800 ($(T)crtendS.o): Likwise.
11801 ($(T)crtfastmath.o): Likwise.
11803 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11805 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11806 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11807 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11808 and x_n_bbs_in_dom_tree fields.
11810 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11812 PR tree-optimization/32087
11813 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11814 Do not call scale_bbs_frequencies_int with prob of zero.
11816 2007-07-26 Julian Brown <julian@codesourcery.com>
11818 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11819 (neon_element_bits): Add prototypes.
11820 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11821 (neon_const_bounds, neon_element_bits): New functions.
11822 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11823 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11824 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11825 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11826 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11827 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11828 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11829 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11830 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11831 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11832 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11833 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11834 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11836 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11838 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11839 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11841 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11842 Julian Brown <julian@codesourcery.com>
11844 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11845 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11846 * config/arm/cortex-a8.md: New.
11847 * config/arm/cortex-a8-neon.md: New.
11848 * config/arm/neon-schedgen.ml: New.
11849 * config/arm/neon.md (vqh_mnem): New.
11851 (Is_float_mode): New.
11852 (Scalar_mul_8_16): New.
11854 (V_mode_nunits): New.
11855 (All instruction patterns): Annotate with neon_type attribute
11857 * config/arm/arm.md: Include cortex-a8.md.
11858 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11860 Annotate instruction patterns accordingly.
11861 (generic_sched): Do not use generic scheduling for Cortex-A8.
11862 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11864 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11866 * fold-const.c (fold_read_from_constant_string): Use
11867 build_int_cst_type.
11868 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11870 2007-07-26 Nick Clifton <nickc@redhat.com>
11872 * tree-ssa-operands.h: Change copyright header to refer to version
11873 3 of the GNU General Public License and to point readers at the
11874 COPYING3 file and the FSF's license web page.
11875 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11876 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11877 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11878 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11879 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11880 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11881 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11882 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11883 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11884 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11885 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11886 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11887 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11888 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11889 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11890 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11891 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11892 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11893 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11894 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11895 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11896 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11897 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11898 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11899 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11900 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11901 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11902 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11903 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11904 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11905 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11906 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11907 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11908 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11909 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11910 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11911 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11912 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11913 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11914 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11915 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11916 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11917 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11918 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11919 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11920 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11921 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11922 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11923 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11924 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11925 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11926 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11927 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11928 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11929 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11930 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11931 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11932 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11933 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11934 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11935 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11936 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11937 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11938 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11939 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11940 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11941 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11942 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11943 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11944 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11945 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11946 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11947 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11948 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11949 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11950 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11951 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11952 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11953 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11954 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11955 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11956 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11957 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11958 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11959 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11960 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11961 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11962 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11963 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11964 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11965 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11966 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11967 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11968 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11969 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11970 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11971 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11972 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11973 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11974 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11975 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11976 convert.c, convert.h, langhooks-def.h, reload1.c,
11977 tree-ssa-operands.c: Likewise.
11979 2007-07-26 Jan Hubicka <jh@suse.cz>
11981 * tree-ssa-live.c: Include debug.h and flags.h.
11982 (mark_scope_block_unused): New function.
11983 (remove_unused_scope_block_p): New function.
11984 (remove_unused_locals): Remove unused blocks too.
11986 2007-07-25 Ian Lance Taylor <iant@google.com>
11988 * combine.c (combine_max_regno): Remove. Remove all uses.
11989 (struct reg_stat_struct): Rename from struct reg_stat.
11990 (reg_stat_type): Define, and declare VECs.
11991 (reg_stat): Change from pointer to VEC. Change all uses.
11992 (combine_split_insns): New static function.
11993 (try_combine, find_split_point): Call it instead of split_insns.
11995 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11997 * cfghooks.c (split_block): Fix the information about loop latch.
11999 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12001 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12003 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12005 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12006 Scan the new edge for loop exit info.
12008 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12010 * config/darwin.c: Include debug.h.
12012 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12015 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12017 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12019 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12020 (HARD_REGNO_MODE_OK): Ditto.
12021 (MODES_TIEABLE_P): Ditto.
12022 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12023 (CLASS_MAX_NREGS): Ditto.
12024 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12025 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12026 (divdf3_internal_thr): Removed.
12027 * config/ia64/div.md: New file.
12028 * config/ia64/constraints.md: Add H constraint.
12030 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12032 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12033 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12034 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12035 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12036 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12037 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12038 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12039 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12040 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12041 dump_sbitmap_file, debug_sbitmap, popcount_table,
12042 sbitmap_popcount): Constify.
12043 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12044 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12045 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12046 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12047 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12048 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12049 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12050 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12051 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12052 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12053 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12055 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12057 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12058 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12059 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12060 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12061 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12062 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12063 bitmap_intersect_p, bitmap_intersect_compl_p,
12064 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12065 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12067 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12068 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12069 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12070 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12071 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12072 debug_bitmap, debug_bitmap_file, bitmap_print,
12073 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12074 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12076 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12078 * config/darwin.c (darwin_override_options): Additional fix for
12079 debug info formats that don't support var tracking.
12081 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12083 * cselib.c (entry_and_rtx_equal_p): Constify.
12084 * gengtype.c (output_mangled_typename, write_types, write_local):
12086 * gengtype.h (const_type_p): New.
12087 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12089 * tlink.c (scan_linker_output): De-constify.
12090 * tree-ssa-loop-im.c (memref_eq): Constify.
12091 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12092 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12094 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12096 * c-common.c (fname_as_string, c_type_hash): Constify.
12097 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12098 * cgraph.c (edge_hash, edge_eq): Likewise.
12099 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12100 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12101 reg_attrs_htab_eq): Likewise.
12102 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12104 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12105 const_decl_t, const_state_t, const_automata_list_el_t): New.
12106 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12107 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12108 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12109 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12110 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12111 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12112 compare_max_occ_cycle_nums, out_state_arcs_num,
12113 compare_transition_els_num, units_cmp, state_reservs_cmp):
12115 * genmodes.c (cmp_modes): Likewise.
12116 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12117 * gimplify.c (compare_case_labels): Likewise.
12118 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12119 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12120 * matrix-reorg.c (mtt_info_hash): Likewise.
12121 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12122 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12123 (htab_hash_bucket, htab_hash_elem): Constify.
12124 * tree-browser.c (TB_parent_eq): Likewise.
12125 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12126 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12127 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12128 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12130 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12131 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12132 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12133 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12134 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12136 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12137 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12138 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12139 * tree-ssa-threadupdate.c (redirection_data_hash,
12140 redirection_data_eq): Likewise.
12141 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12142 * tree-ssa.c (var_ann_eq): Likewise.
12143 * tree-vrp.c (compare_case_labels): Likewise.
12144 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12145 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12146 tree_not_check_failed, tree_class_check_failed,
12147 tree_range_check_failed, tree_not_class_check_failed,
12148 omp_clause_check_failed, omp_clause_range_check_failed,
12149 tree_contains_struct_check_failed, tree_operand_check_failed):
12151 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12152 tree_not_check_failed, tree_class_check_failed,
12153 tree_range_check_failed, tree_not_class_check_failed,
12154 tree_operand_check_failed, omp_clause_operand_check_failed,
12155 tree_operand_length): Likewise.
12156 * var-tracking.c (const_variable): New.
12157 (variable_htab_hash, variable_htab_eq): Constify.
12158 * varasm.c (const_desc_hash): Likewise.
12160 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12162 * expr.c (handled_component_p): Constify.
12163 * fold-const.c (fit_double_type): Likewise.
12164 * real.h (real_value_from_int_cst): Likewise.
12165 * tree-flow-inline.h (gimple_in_ssa_p,
12166 gimple_aliases_computed_p, gimple_addressable_vars,
12167 gimple_call_clobbered_vars, gimple_referenced_vars,
12168 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12169 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12170 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12171 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12172 is_label_stmt, is_global_var, phi_ssa_name_p,
12173 factoring_name_p, is_call_clobbered, tree_common_ann,
12174 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12175 unmodifiable_var_p, array_ref_contains_indirect_ref,
12176 ref_contains_array_ref, lookup_subvars_for_var,
12177 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12178 gimple_mem_ref_stats): Likewise.
12179 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12180 may_aliases, is_exec_stmt, is_label_stmt,
12181 ref_contains_array_ref, array_ref_contains_indirect_ref,
12182 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12183 unmodifiable_var_p): Likewise.
12184 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12185 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12186 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12187 cst_and_fits_in_hwi, real_value_from_int_cst,
12188 build_real_from_int_cst, integer_zerop, integer_onep,
12189 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12190 tree_floor_log2, real_zerop, real_onep, real_twop,
12191 real_minus_onep, really_constant_p, purpose_member, chain_member,
12192 list_length, fields_length, int_size_in_bytes, bit_position,
12193 int_bit_position, byte_position, int_byte_position, expr_align,
12194 array_type_nelts, tree_node_structure,
12195 type_contains_placeholder_1, iterative_hash_pointer,
12196 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12197 tree_map_base_eq, type_hash_list, type_hash_eq,
12198 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12199 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12200 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12201 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12202 int_fits_type_p, get_containing_scope, decl_function_context,
12203 decl_type_context, omp_clause_operand_check_failed,
12204 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12205 * tree.h (omp_clause_operand_check_failed, tree_size,
12206 build_real_from_int_cst, array_type_nelts, purpose_member,
12207 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12208 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12209 is_attribute_p, check_qualified_type, expr_align,
12210 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12211 int_byte_position, list_length, fields_length, initializer_zerop,
12212 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12213 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12214 tree_node_structure, handled_component_p, get_containing_scope,
12215 decl_function_context, decl_type_context, real_zerop,
12216 type_num_arguments, fit_double_type, really_constant_p,
12217 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12218 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12219 real_twop, real_minus_onep, int_cst_value): Likewise.
12221 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12223 * cfglayout.c (insn_scope, insn_line): Constify.
12224 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12225 const_double_htab_hash, const_double_htab_eq,
12226 mem_attrs_htab_hash): Likewise.
12227 * loop-iv.c (biv_eq): Likewise.
12228 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12229 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12230 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12232 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12233 error_for_asm, warning_for_asm, _fatal_insn,
12234 _fatal_insn_not_found): Likewise.
12235 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12236 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12237 rtl_check_failed_type2, rtl_check_failed_code1,
12238 rtl_check_failed_code2, rtl_check_failed_code_mode,
12239 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12240 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12241 rtl_check_failed_type2, rtl_check_failed_code1,
12242 rtl_check_failed_code2, rtl_check_failed_code_mode,
12243 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12244 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12245 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12246 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12247 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12248 rtx_unstable_p, get_integer_term, get_related_value,
12249 offset_within_block_p, reg_mentioned_p, count_occurrences,
12250 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12251 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12252 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12253 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12254 find_constant_src, find_reg_fusage, find_regno_fusage,
12255 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12256 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12257 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12258 computed_jump_p, auto_inc_p, in_expr_list_p,
12259 remove_node_from_expr_list, loc_mentioned_in_p,
12260 label_is_jump_target_p, reversed_comparison_code_parts,
12261 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12262 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12263 print_inline_rtx): Likewise.
12264 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12265 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12266 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12267 get_integer_term, get_related_value, offset_within_block_p,
12268 count_occurrences, reg_mentioned_p, no_labels_between_p,
12269 reg_used_between_p, reg_referenced_p, single_set_2,
12270 multiple_sets, set_noop_p, refers_to_regno_p,
12271 reg_overlap_mentioned_p, dead_or_set_p,
12272 covers_regno_no_parallel_p, covers_regno_p,
12273 dead_or_set_regno_p, find_reg_note, find_regno_note,
12274 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12275 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12276 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12277 side_effects_p, may_trap_p_1, may_trap_p,
12278 may_trap_after_code_motion_p, may_trap_or_fault_p,
12279 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12280 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12281 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12282 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12283 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12285 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12286 warning_for_asm): Likewise.
12287 * tree.h (print_rtl): Likewise.
12288 * varasm.c (get_pool_mode): Likewise.
12290 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12292 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12293 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12294 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12295 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12296 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12297 * ddg.c (compare_sccs): Likewise.
12298 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12299 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12300 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12301 decimal_do_fix_trunc, decimal_real_to_integer,
12302 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12303 * dse.c (const_group_info_t): New.
12304 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12305 * dwarf2out.c (const_dw_die_ref): New.
12306 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12307 * tree-browser.c (TB_parent_eq): Likewise.
12308 * unwind-dw2-fde.c (__register_frame_info_bases,
12309 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12310 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12312 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12313 * unwind-dw2.c (uw_frame_state_for): Likewise.
12314 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12315 * value-prof.h (const_histogram_value): New.
12317 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12319 * config/mips/mips.c (machine_function): Add
12320 initialized_mips16_gp_pseudo_p.
12321 (mips16_gp_pseudo_reg): Do not emit the initialization of
12322 mips16_gp_pseudo_rtx when being called from the gimple cost-
12323 calculation routines; emit it on the first use outside those
12326 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12328 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12331 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12332 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12333 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12334 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12335 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12336 Preserve const-ness of parameters through use of __typeof(),
12337 also constify and tidy.
12339 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12340 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12341 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12342 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12343 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12344 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12345 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12346 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12347 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12349 2007-07-25 Julian Brown <julian@codesourcery.com>
12350 Mark Shinwell <shinwell@codesourcery.com>
12352 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12353 (alpha_mangle_type): This.
12354 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12355 (TARGET_MANGLE_TYPE): Define this instead.
12356 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12357 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12358 (arm_init_neon_builtins): Fix comment.
12359 (arm_mangle_map_entry): New.
12360 (arm_mangle_map): New.
12361 (arm_mangle_type): New.
12362 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12363 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12364 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12365 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12366 (TARGET_MANGLE_TYPE): Define this instead.
12367 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12368 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12369 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12370 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12371 (TARGET_MANGLE_TYPE): Define this instead.
12372 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12374 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12375 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12376 (TARGET_MANGLE_TYPE): Define this instead.
12377 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12378 (s390_mangle_type): This.
12379 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12380 (TARGET_MANGLE_TYPE): Define this instead.
12381 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12382 (sparc_mangle_type): This.
12383 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12384 (TARGET_MANGLE_TYPE): Define this instead.
12385 * cp/mangle.c (write_type): Call mangle_type target hook on all
12386 types before mangling. Use original type, not main variant, as
12388 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12389 (TARGET_MANGLE_TYPE): This.
12390 * target.h (gcc_target): Rename mangle_fundamental_type to
12392 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12393 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12395 2007-07-25 Julian Brown <julian@codesourcery.com>
12396 Paul Brook <paul@codesourcery.com>
12397 Joseph Myers <joseph@codesourcery.com>
12398 Mark Shinwell <shinwell@codesourcery.com>
12400 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12401 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12402 (with_fpu): Allow --with-fpu=neon.
12403 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12404 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12405 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12406 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12407 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12408 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12409 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12410 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12411 (output_move_neon): Add prototypes.
12412 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12413 (all_fpus): Add FPUTYPE_NEON.
12414 (fp_model_for_fpu): Add NEON field.
12415 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12416 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12418 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12420 (thumb2_legitimate_address_p): Likewise.
12421 (neon_valid_immediate): Recognize and prepare constants suitable for
12423 (neon_immediate_valid_for_move): New function. Recognize and prepare
12424 immediates for NEON move instructions.
12425 (neon_immediate_valid_for_logic): New function. Recognize and
12426 prepare immediates for NEON logic instructions.
12427 (neon_output_logic_immediate): New function. Create asm string
12428 suitable for outputting immediate logic instructions.
12429 (neon_pairwise_reduce): New function. Implement reduction using
12430 pairwise operations.
12431 (neon_expand_vector_init): New function. Expand a (possibly
12432 non-constant) vector initialization.
12433 (neon_vector_mem_operand): New function. Memory operands supported
12434 for quad-word loads/stores to/from ARM or NEON registers. Don't
12435 allow base+offset addressing for core regs.
12436 (neon_struct_mem_operand): New function. Valid mems for NEON
12438 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12439 from neon_vector_mem_operand addresses without a secondary register.
12440 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12441 (add_minipool_backward_ref): Likewise.
12442 (dump_minipool): Likewise.
12443 (push_minipool_fix): Likewise.
12444 (output_move_quad): New function. Output quad-word moves, loads and
12445 stores using ARM registers.
12446 (output_move_vfp): Add support for vectors in VFP (NEON) D
12448 (output_move_neon): Output a NEON load/store to/from a quadword
12450 (arm_print_operand): Implement new codes:
12451 - 'c' for unadorned integers (without a # sign).
12452 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12454 - 'e', 'f' for the low and high D parts of a NEON Q register.
12455 - 'q' outputs a NEON Q register.
12456 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12457 - 'T' prints NEON opcode features from a coded bitmask.
12458 - 'F' is similar to T, but signed/unsigned codes both print as
12460 - 't' is similar to T, but 'u' is printed instead of 'p'.
12461 - 'O' prints 'r' if NEON instruction should perform rounding (as
12462 specified by bitmask), else prints nothing.
12463 - '#' is a punctuation character to stop operand numbers from
12464 running together with following digits in the assembler
12465 strings for instructions (when using mode attributes).
12466 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12467 constant vectors in big-endian mode, where necessary.
12468 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12469 Handle EI, OI, CI, XI modes.
12470 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12471 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12472 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12473 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12474 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12476 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12477 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12478 to turn v8qi, etc. into bits defined above.
12479 (neon_itype): New enumeration. Classifications of NEON builtins.
12480 (neon_builtin_datum): Define struct. Contains information about
12481 a single builtin (with multiple modes).
12482 (CF): Define helper macro for...
12483 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12485 (neon_builtin_data): New array. Define information about builtins
12486 for use during initialization/expansion.
12487 (arm_init_neon_builtins): New function.
12488 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12490 (neon_builtin_compare): New function.
12491 (locate_neon_builtin_icode): New function. Find an insn code for a
12492 builtin given a function code for that builtin. Also return type of
12493 builtin (NEON_BINOP, NEON_UNOP etc.).
12494 (builtin_arg): New enumeration. Types of arguments for builtins.
12495 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12496 Takes a variable argument list of builtin_arg types, terminated by
12498 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12499 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12500 (neon_emit_pair_result_insn): New function. Support returning pairs
12501 of vectors via a pointer.
12502 (neon_disambiguate_copy): New function. Set up operands for a
12503 multi-word copy such that registers do not get clobbered.
12504 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12505 ARM_BUILTIN_NEON_BASE.
12506 (arm_file_start): Set float-abi attribute for NEON.
12507 (arm_vector_mode_supported_p): Enable NEON vector modes.
12508 (arm_mangle_map_entry): New.
12509 (arm_mangle_map): New.
12510 (arm_mangle_vector_type): New.
12511 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12513 (TARGET_NEON): New macro. Target supports NEON.
12514 (fputype): Add FPUTYPE_NEON.
12515 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12516 for vectorization based on command-line arg.
12517 (NEON_REGNO_OK_FOR_NREGS): Define.
12518 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12519 (VALID_NEON_STRUCT_MODE): Define.
12520 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12521 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12522 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12523 (consttable_16): Add pattern for outputting 16-byte minipool
12525 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12527 (vec-common.md, neon.md): Include md files.
12528 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12529 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12530 (memory_constraint "Ut", "Un", "Us"): Define.
12531 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12532 (MMX_char): New mode attribute.
12533 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12534 (*add<mode>3_iwmmxt): New insn pattern.
12535 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12536 (*sub<mode>3_iwmmxt): New insn pattern.
12537 (mulv4hi3): Rename to...
12538 (*mulv4hi3_iwmmxt): This.
12539 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12540 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12541 (uminv4hi3, uminv2si3): Remove. Replace with...
12542 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12543 (*umin<mode>3_iwmmxt): These.
12544 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12545 (ashr<mode>3_iwmmxt): This new pattern.
12546 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12547 (lshr<mode>3_iwmmxt): This new pattern.
12548 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12549 (ashl<mode>3_iwmmxt): This new pattern.
12550 * config/arm/neon-docgen.ml: New file. Generate documentation for
12552 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12553 * config/arm/arm_neon.h: New (autogenerated).
12554 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12556 * config/arm/neon.md: New file. Define NEON instructions.
12557 * config/arm/neon.ml: New file. Abstract description of NEON
12558 instructions, used to generate arm_neon.h header, documentation and
12560 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12561 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12563 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12565 (ARM NEON Intrinsics): New subsection.
12566 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12568 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12570 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12573 2007-07-24 Jan Hubicka <jh@suse.cz>
12575 * regclass.c (move_table): New type.
12576 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12577 (init_move_cost): Break out from ...
12578 (init_reg_sets_1): ... here; simplify computation of
12579 have_regs-of_mode and contains_reg_of_mode.
12580 (record_reg_classes): Unswitch internal loops.
12581 (copy_cost): Trigger lazy initialization of move cost
12582 (record_address_regs): Likewise.
12584 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12586 * config/darwin.c (darwin_override_options): Don't force on
12587 flag_var_tracking_uninit when no debug info is requested.
12589 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12591 * cfgloop.c (init_loops_structure): New function.
12592 (flow_loops_find): Create root of the loop tree unconditionally.
12594 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12596 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12598 2007-07-24 Jan Hubicka <jh@suse.cz>
12600 * caller-save.c: Include ggc.h, gt-caller-save.h
12601 (reg_save_code, reg_restore_code): Rename to ...
12602 (cached_reg_save_code, cached_reg_restore_code): ... those.
12603 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12604 (reg_save_code, reg_restore_code): New functions.
12605 (init_caller_save): Do not intialize
12606 reg_save_code/reg_restore_code tables.
12607 * Makefile.in: (gt-caller-save.h): New.
12609 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12611 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12612 with the mode of the original operand instead of
12615 2007-07-23 Jan Hubicka <jH@suse.cz>
12617 * i386.c (ix86_secondary_memory_needed): Break out to...
12618 (inline_secondary_memory_needed): ... here.
12619 (ix86_memory_move_cost): Break out to ...
12620 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12621 maximum of input and output; fix handling of Q_REGS on 64bit.
12622 (ix86_secondary_memory_needed): Microoptimize.
12624 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12626 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12627 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12628 stmts_from_loop, known_dependences_p, build_rdg): New.
12629 * tree-data-ref.h: Depends on graphds.h.
12630 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12631 (build_rdg): Declared.
12632 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12634 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12636 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12639 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12640 Jakub Jelinek <jakub@redhat.com>
12642 PR middle-end/PR28690
12643 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12645 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12646 and MEM_POINTER operands over REG and MEM operands.
12647 (swap_commutative_operands_p): Change return value to bool.
12648 * rtl.h: Update the corresponding prototype.
12649 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12650 instead of gen_rtx_PLUS.
12651 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12652 value to bool. Change function arguments to rtx's and update code
12654 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12655 calls to match the new declaration.
12656 * simplify-rtx.c (simplify_associative_operation): Don't
12657 reorder simplify_binary_operation arguments.
12659 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12661 * config/mips/mips.c (override_options): Use mips_costs to derive
12662 the default branch cost.
12663 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12665 * config/mips/mips.opt (mbranch-cost=): New option.
12666 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12668 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12670 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12671 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12672 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12673 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12675 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12677 * config/mips/constraints.md (ks): New constraint.
12678 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12679 (*add<mode>3_mips16): ...here.
12681 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12683 * optabs.h (enum optab_index): Add new OTI_signbit.
12684 (signbit_optab): Define corresponding macro.
12685 (enum insn_code signbit_optab[]): Remove array.
12686 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12687 (expand_copysign_absneg): If back end provides signbit insn, use it
12688 instead of bit operations on floating point argument.
12689 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12690 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12691 for availability of signbit insn.
12693 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12694 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12695 SSE mode is not active.
12696 (isinf<mode>2): Disable for mfpmath=sse,387.
12698 2007-07-22 Ben Elliston <bje@au.ibm.com>
12700 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12702 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12704 2007-07-20 Richard Guenther <rguenther@suse.de>
12706 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12707 integral typed condition.
12708 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12709 booleanness. Only preserve conversions from a non-base
12710 type to a base type, not in general between types with
12711 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12712 * tree.def (COND_EXPR): Document that the condition
12713 can be of any integral type.
12715 2007-07-20 Nigel Stephens <nigel@mips.com>
12716 Richard Sandiford <richard@codesourcery.com>
12718 * config/mips/mips.h (mips_dwarf_regno): Declare.
12719 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12720 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12721 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12722 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12723 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12724 (REG_CLASS_NAMES): Update accordingly.
12725 * config/mips/mips.c (mips_dwarf_regno): New array.
12726 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12727 (mips_subword): Remove special handling for accumulator registers.
12728 (override_options): Initiailize mips_dwarf_regno. Remove use
12730 (mips_swap_registers): New function.
12731 (mips_conditional_register_usage): Swap accumulator registers
12732 around if TARGET_LITTLE_ENDIAN.
12733 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12734 * config/mips/constraints.md (h, l): Use the endianness to choose
12735 between MD0_REG and MD1_REG.
12736 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12737 alternative-dependent template.
12739 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12741 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12744 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12746 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12747 predecessor fallthru flags.
12749 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12751 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12752 of compare to the same type.
12753 * cfgloopmanip.c (add_loop): Update information about loop exits.
12754 (loop_version): Remove the innermost loop requirement.
12755 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12756 to sizetype for pointers.
12758 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12760 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12761 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12762 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12764 * config/dfp-bit.c: Empty for TFmode conversions.
12766 2007-07-18 Caroline Tice <ctice@apple.com>
12768 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12769 and handle them correctly; check that src is not NULL before
12771 (find_src_set_src): Likewise.
12773 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12775 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12776 (struct alignment_context, init_alignment_context): New.
12777 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12778 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12779 (XCHAL_HAVE_S32C1I): Likewise.
12780 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12781 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12782 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12783 (ATOMIC, HQI): New macros.
12784 (memory_barrier, *memory_barrier): New.
12785 (sync_lock_releasesi): New.
12786 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12787 (sync_lock_test_and_set<mode>): New.
12788 (sync_<atomic><mode>): New.
12789 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12790 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12791 (xtensa_expand_atomic): New.
12793 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12797 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12798 transformation for builtin ISNORMAL.
12799 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12800 * builtins.def (BUILT_IN_ISNORMAL): New.
12801 * doc/extend.texi: Document isnormal.
12803 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12807 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12808 optabs infrastructure. Provide generic implementation for
12810 (expand_builtin): Handle FINITE/ISFINITE.
12811 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12812 (fold_builtin_1): Likewise.
12814 * builtins.def (BUILT_IN_ISFINITE): New.
12816 * doc/extend.texi: Document isfinite.
12818 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12821 PR middle-end/20558
12823 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12824 generic fallback for isinf.
12825 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12826 calculation code ...
12827 * real.c (get_max_float): ... to here.
12828 * real.h (get_max_float): New.
12830 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12832 PR middle-end/32668
12834 * builtin-attrs.def (ATTR_TYPEGENERIC,
12835 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12837 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12838 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12839 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12840 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12842 * c-common.c (handle_type_generic_attribute): New.
12843 (c_common_attribute_table): Add "type generic".
12845 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12847 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12849 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12850 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12853 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12856 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12857 checking that the operand is an expression.
12859 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12860 Danny Smith <dannysmith@users.sourceforge.net>
12863 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12864 file mapping object in local namespace if Windows version later
12867 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12869 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12870 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12871 arm_cannot_force_const_mem.
12872 (arm_cannot_force_const_mem): New function.
12873 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12874 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12875 of arm_tls_referenced_p.
12876 * config/arm/arm.md (movsi): Split out-of-section constants when
12877 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12878 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12880 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12882 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12884 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12886 * config/mips/mips.md (*extendqihi2): Convert the destination
12889 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12891 * config/pa/fptr.c: Update license header.
12892 * config/pa/milli64.S: Likewise.
12894 2007-07-17 Nick Clifton <nickc@redhat.com>
12896 * COPYING_v3: New file. Contains version 3 of the GNU General
12898 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12899 Lesser General Public License.
12900 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12901 the GNU General Public License.
12903 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12905 PR rtl-optimization/32773
12906 * cfglayout.c (force_one_exit_fallthru): New function.
12907 (cfg_layout_finalize): Use it.
12909 2007-07-16 Richard Guenther <rguenther@suse.de>
12910 Uros Bizjak <ubizjak@gmail.com>
12912 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12913 before forcing it to gimple operand.
12915 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12916 David Ung <davidu@mips.com>
12918 * config/mips/mips.h (TUNE_24K): Define.
12919 (TUNE_MACC_CHAINS): Add TUNE_24K.
12920 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12922 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12923 (r74k_int_madd): .. this new reservation.
12924 (define_bypass): Fixed bypasses for r74k_int_madd to use
12925 mips_linked_madd_p.
12926 * config/mips/24k.md (define_bypass): Define new
12927 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12929 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12930 Nigel Stephens <nigel@mips.com>
12932 * config/mips/mips.md: Include 20kc.md.
12933 * config/mips/20kc.md: New file.
12934 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12935 (mips_adjust_cost): Tweak for 20Kc.
12936 (mips_issue_rate): Likewise.
12937 * config/mips/mips.h (TUNE_20KC): Define.
12939 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12941 * config/rs6000/rs6000.c (struct processor_cost): Add
12942 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12944 (*_cost): Add cache information.
12945 (rs6000_override_options): Set cache parameters.
12947 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12950 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12951 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12953 2007-07-16 Paul Brook <paul@codesourcery.com>
12956 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12957 (cirrus_thumb2_movsi_insn): Ditto.
12959 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12961 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12962 CR2_REGNO to R_CR2.
12964 2007-07-15 Andrew Haley <aph@redhat.com>
12966 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12967 before looking in the context.
12969 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12971 PR middle-end/32398
12972 PR middle-end/32769
12973 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12974 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12975 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12976 (pa_output_function_prologue): Use rp_saved and
12977 current_function_is_leaf to generate .CALLINFO statement.
12978 (hppa_expand_prologue): Set rp_saved.
12979 (hppa_expand_epilogue): Use rp_saved.
12980 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12981 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12983 2007-07-14 Dirk Mueller <dmueller@suse.de>
12985 * omega.c (coalesce): Fix memory leak on early exit.
12986 * matrix-reorg.c (check_allocation_function): Likewise.
12987 * tree-vect-transform.c (vect_get_new_vect_var): free result
12989 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12990 pass pointer to edge vector
12991 (partition_hot_cold_basic_blocks): Fix memory leak.
12992 * collect2.c (prefix_from_string): Free temporary storage.
12993 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12995 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12997 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12998 (DO_GLOBAL_DTORS_BODY): Likewise.
13000 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13001 Nigel Stephens <nigel@mips.com>
13003 * config/mips/mips.c (mips_classify_symbol): Don't return
13004 SYMBOL_SMALL_DATA for constant pool addresses if
13005 TARGET_EMBEDDED_DATA is true.
13007 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13009 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13010 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13011 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13012 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13013 __builtin_ia32_storehps, __builtin_ia32_storelps,
13014 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13015 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13016 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13017 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13018 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13019 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13020 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13021 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13022 using def_builtin_const.
13024 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13026 PR tree-optimization/32705
13027 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13028 (simplify_binary_expression): Use SSA_VAL consistently.
13030 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13032 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13033 (SPEFSCR_REGNO): Delete definition.
13034 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13035 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13036 * config/rs6000/rs6000.h: Do not define *_REGNO.
13037 LINK_REGISTER_REGNUM -> LR_REGNO.
13038 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13039 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13040 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13041 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13042 R_VRSAVE, R_VSCR. Use them.
13043 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13044 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13045 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13046 * config/rs6000/aix.h: Define R_LR. Use it.
13048 2007-07-13 Caroline Tice <ctice@apple.com>
13050 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13051 flag_var_tracking is explicitly turned off (i.e. when variable
13052 tracking is not feasible); otherwise, turn flag_var_tracking on when
13053 flag_var_tracking_uninit is on.
13054 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13055 note definitions, to allow recording of initialization status in the
13057 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13058 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13059 determine if two note locations are equal.
13060 (output_loc_list): Don't output list entries whose start & end labels
13062 (reg_loc_descriptor): Add parameter for initialization status; pass it
13063 to other loc descriptor functions.
13064 (one_reg_loc_descriptor): Add parameter for initialization status;
13065 check its value and add DW_OP_GNU_uninit to returned loc descr if
13067 (multiple_reg_loc_descriptor): Add parameter for initialization
13069 pass init status argument to other loc descriptor functions; check
13070 value of intialization parameter and add DW_OP_GNU_uninit to returned
13071 loc descr if appropriate.
13072 (based_loc_descr): Add parameter for initialization status; add new
13073 variable for return value; check value of initialization parameter and
13074 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13075 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13076 pass init status argument to other loc descriptor functions; check
13077 value of intialization parameter and add DW_OP_GNU_uninit to returned
13078 loc descr if appropriate.
13079 (mem_loc_descriptor): Likewise.
13080 (concat_loc_descriptor): Likewise.
13081 (concatn_loc_descriptor): Likewise.
13082 (loc_descriptor): Add parameter for initialization status; pass it as
13083 argument to other loc descriptor function calls.
13084 (loc_descriptor_from_tree_1): Add appropriate initialization status
13085 to loc descriptor function calls.
13086 (add_location_or_const_value_attribute): Get initialization status
13087 from VAR_LOCATION note; add initialization status to loc descriptor
13089 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13090 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13091 status is uninitialized, add "[uninint]" to output.
13092 * common.opt (fvar-tracking-uninit): New option, similar to
13093 fvar-tracking, to turn on tracking of uninitialized variables; creates
13094 a new global flag, flag_var_tracking_uninit.
13095 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13096 (enum var_init_status): New type, for var initialization status field.
13097 * var-tracking.c (struct location_chain_def): Two new fields, init,
13098 for initialization status, and set_src for the assignment value expr.
13099 (unshare_variable): New parameter for initialization status;
13100 initialize new init and set_src fields.
13101 (var_reg_set): New parameters for initialization status and value;
13102 pass them to set_variable_part.
13103 (var_mem_set): Likewise.
13104 (get_init_value): New function.
13105 (var_reg_delete_and_set): New initialization status & value
13106 parameters; add call to get_init_value if status is unknown; pass new
13107 parameters to clobber_variable_part and var_reg_set.
13108 (var_mem_delete_and_set): Likewise.
13109 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13110 (var_mem_delete): Likewise.
13111 (variable_union): Pass status to unshare_variable; initialize new init
13112 and set_src fields. If flag_var_tracking_uninit is not set, force
13113 status to initialized.
13114 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13115 used later to get the set_src value.
13116 (find_src_status): New function.
13117 (find_src_set_src): New function.
13118 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13119 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13120 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13121 and var_mem_delete_and_set.
13122 (dump_variable): Print out "[uninit]" if appropriate.
13123 (set_variable_part): Add new initialization and set_src parameters;
13124 pass status to unshare_variable; set node->init and node- >set_src
13125 fields and modify slot in hash table appropriately; save the init and
13126 set_src values if appropriate and assign to the new node.
13127 (clobber_variable_part): New set_src parameter; if two nodes have
13128 same variable and same location but different set_src (assignment)
13129 values, clobber old node.
13130 (delete_variable_part): Pass init status to unshare_variable.
13131 (emit_note_insn_var_location): Add initialized var; assign var's init
13132 status to new 'initialized'; pass new init status field to calls to
13133 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13134 status to initialized.
13135 (emit_notes_in_bb): Pass initialization status to calls to
13136 var_reg_set, var_mem_set, var_reg_delete_and_set and
13137 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13138 var_reg_delete_and_set and var_mem_delete_and_set; call
13139 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13140 make up for change in add_stores.
13141 (vt_add_function_parameters): Add status to calls to
13143 * config/darwin.c (darwin_override_options): Turn on uninitialized
13144 tracking automatically, if var_tracking is on and the system is
13147 2007-07-13 Sa Liu <saliu@de.ibm.com>
13149 * config.gcc: Add options for arch and tune on SPU.
13150 * config/spu/predicates.md: Add constant operands 0 and 1.
13151 * config/spu/spu-builtins.def: Add builtins for double precision
13152 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13153 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13155 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13157 * config/spu/spu-protos.h: Add new function prototypes.
13158 * config/spu/spu.c (spu_override_options): Check options -march and
13160 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13161 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13163 (spu_const_from_int): New. Create a vector constant from 4 ints.
13164 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13165 (spu_emit_vector_compare): New. Emit vector compare.
13166 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13167 * config/spu/spu.h: Add options -march and -mtune. Define processor
13168 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13169 CANONICALIZE_COMPARISON.
13170 * config/spu/spu.md: Add new insns for double precision compare
13171 and double precision vector compare. Add vcond and smax/smin patterns
13172 to enable DFmode vector conditional expression.
13173 * config/spu/spu.opt: Add options -march and -mtune.
13174 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13175 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13176 both CELL and CELLEDP targets: spu_testsv.
13177 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13180 2007-07-13 Richard Guenther <rguenther@suse.de>
13182 PR tree-optimization/32721
13183 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13184 TREE_THIS_VOLATILE on the folded reference.
13185 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13186 if the array reference has TREE_THIS_VOLATILE set.
13188 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13191 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13193 2007-07-13 Andreas Schwab <schwab@suse.de>
13195 * gengtype-lex.l: Allow declarations to be indented.
13197 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13199 * ginclude/tgmath.h: New.
13200 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13201 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13202 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13203 * configure: Regenerate.
13205 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13207 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13208 correct index when setting register save state for xd
13211 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13213 * config/sh/sh.c (mark_use): Remove.
13215 2007-07-12 Paul Brook <paul@codesourcery.com>
13217 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13218 reg does not overlap return value.
13220 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13222 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13223 (set_expression_vuses): Ditto.
13224 (init_pre): Initialize expression_vuses.
13226 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13228 * config/i386/sse.md (storentdf, storentsf): New.
13230 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13232 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13234 * tree.c (build_decl_stat): Move code from here...
13235 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13236 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13237 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13238 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13239 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13242 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13243 Devang Patel <dpatel@apple.com>
13245 PR tree-optimization/25413
13246 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13247 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13248 * tree.h (contains_packed_reference): New.
13249 * expr.c (contains_packed_reference): New.
13250 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13251 (vect_enhance_data_refs_alignment): Call
13252 vector_alignment_reachable_p.
13253 * target.h (vector_alignment_reachable): New builtin.
13254 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13255 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13256 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13258 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13260 * target.h (builtin_vectorization_cost): Add new target builtin.
13261 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13262 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13263 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13264 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13265 uninitialized variables.
13266 * tree-vect-transform.c (cost_for_stmt): New function.
13267 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13268 using cost 1 for all scalar stmts. Be less conservative when
13269 estimating the number of prologue/epulogue iterations. Call
13270 targetm.vectorize.builtin_vectorization_cost. Return
13271 min_profitable_iters-1.
13272 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13273 initialization cost instead of TARG_VEC_STMT_COST. Use
13274 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13275 epilogue code. Fix epilogue cost computation.
13276 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13277 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13278 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13279 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13280 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13281 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13283 2007-07-12 Richard Guenther <rguenther@suse.de>
13285 * gimplify.c (gimplify_conversion): Make sure that the result
13286 from maybe_fold_offset_to_reference is trivially convertible
13287 to the desired type before doing the simplification.
13288 (gimplify_expr): Likewise.
13289 * fold-const.c (fold_binary): Use the correct types for
13290 building the simplified expression.
13292 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13294 PR rtl-optimization/32729
13295 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13296 that fallthru to exit.
13298 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13300 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13301 (symDTPOFF2reg): Likewise.
13303 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13305 PR tree-optimization/32663
13307 * tree.h (VALUE_HANDLE_VUSES): Remove.
13308 (struct tree_value_handle): Remove vuses.
13310 * tree-vn.c (create_value_handle_for_expr): Don't set
13311 VALUE_HANDLE_VUSES.
13313 * tree-ssa-pre.c (expression_vuses): New.
13314 (alloc_expression_id): Set up expression_vuses.
13315 (get_expression_vuses): New.
13316 (set_expression_vuses): Ditto.
13317 (clear_expression_ids): Modify for expression_vuses.
13318 (phi_translate_1): Ditto.
13319 (phi_translate_set): Ditto.
13320 (value_dies_in_block_x): Ditto
13321 (valid_in_sets): Ditto.
13322 (add_to_sets): Ditto.
13323 (find_existing_value_expr): Ditto.
13324 (create_value_handle_for_expr): Ditto.
13325 (make_values_for_stmt): Ditto.
13326 (vuse_equiv): Remove.
13328 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13330 * Makefile.in (mostlyclean): Remove object files.
13332 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13334 * toplev.c (no_new_pseudos): Deleted.
13335 * rtl.h (no_new_pseudos): Deleted.
13336 * tree-pass.h (pass_no_new_pseudos): Deleted.
13337 * passes.c (pass_no_new_pseudos): Deleted.
13338 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13339 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13340 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13342 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13343 * rtlhooks.c (gen_lowpart_general): Ditto.
13344 * optabs.c (prepare_operand): Ditto.
13345 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13347 * modulo-sched.c (rest_of_handle_sms): Ditto.
13348 * see.c (rest_of_handle_see): Ditto.
13349 * ifcvt.c (if_convert): Ditto.
13350 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13352 * init-regs.c (gate_initialize_regs): Deleted set of
13354 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13355 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13356 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13358 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13361 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13362 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13363 (*vec_extractv2di_1_rex64): New insn pattern.
13365 2007-07-11 David Daney <ddaney@avtrex.com>
13367 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13368 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13369 for SIGNAL_UNWIND_RETURN_COLUMN.
13370 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13371 (DWARF_FRAME_REGNUM): Rewrite.
13372 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13374 2007-07-11 Nick Clifton <nickc@redhat.com>
13376 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13377 delta and use gen_int_mode in place of GET_INT instead.
13379 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13381 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13384 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13386 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13387 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13389 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13390 (USE_CANONICAL_TYPES): New.
13391 * doc/invoke.texi (verify-canonical-types): Remove.
13392 (use-canonical-types): Add.
13394 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13396 * config/spu/spu.c (spu_optimization_options): Remove setting of
13397 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13398 (spu_override_options): Move it here.
13400 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13402 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13403 * config/mips/mips.c (mips_cpu_info_table): Mention
13404 MIPS_ISA_LEVEL_SPEC in the comment.
13406 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13408 PR tree-optimization/32713
13409 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13411 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13413 PR middle-end/30482
13414 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13415 conditional to flag_isoc99.
13416 (c_common_init_options): Do it here, unconditionally.
13418 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13420 PR tree-optimization/32589
13421 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13422 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13423 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13424 predicate, extracted from...
13425 (set_rhs): ...here. Call it for the expression on entry.
13426 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13427 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13428 (simplify_binary_expression): Use valid_gimple_expression_p
13429 to validate the simplification.
13430 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13432 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13434 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13435 DWARF2_DEBUG on 32 bit target too.
13436 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13438 2007-07-11 Nick Clifton <nickc@redhat.com>
13440 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13441 version for 64-bit hosts.
13443 2007-07-10 David Daney <ddaney@avtrex.com>
13445 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13447 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13449 * config/mips/mips.c (mips_expand_synci_loop): New function.
13450 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13451 (UNSPEC_RDHWR): Same.
13452 (UNSPEC_SYNCI): Same.
13453 (UNSPEC_SYNC): Same.
13454 (clear_cache): New expand.
13458 (clear_hazard): Same.
13459 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13461 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13462 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13464 2007-07-10 Ian Lance Taylor <iant@google.com>
13466 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13469 2007-07-10 David Daney <ddaney@avtrex.com>
13471 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13472 * builtins.c (expand_builtin___clear_cache): New function.
13473 (expand_builtin): Call expand_builtin___clear_cache for
13474 BUILT_IN_CLEAR_CACHE case.
13475 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13476 * doc/md.texi (clear_cache): Document new instruction pattern.
13477 * testsuite/gcc.dg/builtins-64.c: New test.
13479 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13481 * config/cris/cris.md ("movsi"): Fix typo in last change.
13483 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13486 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13488 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13489 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13490 for FUNCTION_DECLs. Don't use align_functions_log if
13492 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13493 even for FUNCTION_DECLs.
13494 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13496 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13497 (DECL_FUNCTION_CODE): Update for new location and name of
13499 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13500 (struct tree_decl_common): Move 'align' and 'off_align' out
13501 of union, ensure they're still on a 32-bit boundary. Remove
13502 other fields in union 'u1'.
13503 (struct tree_function_decl): Add field 'function_code' replacing
13504 'u1.f' in tree_decl_common.
13505 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13506 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13507 (Variable Attributes): Cross-reference 'aligned' attribute
13508 to Function Attributes.
13509 * flags.h (force_align_functions_log): Delete.
13510 * toplev.c (force_align_functions_log): Delete.
13512 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13515 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13516 (*vec_concatv2di_rex): New insn pattern.
13518 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13521 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13523 2007-07-10 Ian Lance Taylor <iant@google.com>
13525 Replace no_new_pseudos in backends.
13526 * rtl.h (can_create_pseudo_p): Define.
13527 * config/darwin.c (machopic_indirect_data_reference): Use
13528 can_create_pseudo_p () instead of no_new_pseudos.
13529 (machopic_indirect_data_reference): Likewise.
13530 (machopic_legitimize_pic_address): Likewise.
13531 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13532 (alpha_emit_set_const_1): Likewise.
13533 (alpha_emit_set_const): Likewise.
13534 (alpha_emit_conditional_move): Likewise.
13535 (alpha_split_conditional_move): Likewise.
13536 * config/alpha/alpha.md (various splitters): Likewise.
13538 * config/arm/arm.c (legitimize_pic_address): Likewise.
13539 (arm_load_pic_register): Likewise.
13540 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13541 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13542 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13543 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13544 * config/cris/cris.md (movsi): Likewise.
13545 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13546 (symGOTOFF2reg_hilo): Likewise.
13547 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13548 * config/h8300/h8300.md (insv, extzv): Likewise.
13549 * config/i386/i386.c (ix86_expand_move): Likewise.
13550 (ix86_expand_vector_move): Likewise.
13551 (ix86_prepare_fp_compare_args): Likewise.
13552 (ix86_expand_carry_flag_compare): Likewise.
13553 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13554 (tls_dynamic_gnu2_combine_32): Likewise.
13555 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13556 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13557 (ia64_expand_movxf_movrf): Likewise.
13558 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13559 (m32c_split_move): Likewise.
13560 (m32c_expand_insv): Likewise.
13561 * config/m68k/m68k.md (movsi): Likewise.
13562 * config/mips/mips.c (mips_force_temporary): Likewise.
13563 (mips_split_symbol): Likewise.
13564 (mips_move_integer): Likewise.
13565 (mips_legitimize_const_move): Likewise.
13566 * config/mn10300/mn10300.md (movsi): Likewise.
13567 * config/pa/pa.c (emit_move_sequence): Likewise.
13568 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13569 (rs6000_got_register): Likewise.
13570 (create_TOC_reference): Likewise.
13571 (rs6000_machopic_legitimize_pic_address): Likewise.
13572 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13573 (various splitters): Likewise.
13574 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13575 (movsi_got): Likewise.
13576 * config/s390/s390.c (emit_symbolic_move): Likewise.
13577 * config/s390/s390.md (movhi, movqi): Likewise.
13578 (load_multiple, store_multiple): Likewise.
13579 * config/score/score.c (score_force_temporary): Likewise.
13580 * config/sh/sh.c (prepare_move_operands): Likewise.
13581 (prepare_cbranch_operands): Likewise.
13582 (emit_fpu_switch): Likewise.
13583 (fpscr_set_from_mem): Likewise.
13584 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13585 (adddi3, subsi3): Likewise.
13586 (various splitters): Likewise.
13587 (divsi_inv_fp_combine): Likewise.
13588 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13589 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13591 * config/sh/predicates.md (xor_operand): Likewise.
13592 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13593 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13594 (movdi_pic_label_ref): Likewise.
13595 * config/spu/spu.c (spu_split_immediate): Likewise.
13596 * config/alpha/alpha.md (various splitters): Remove test
13597 !no_new_pseudos || reload_completed.
13598 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13600 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13601 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13602 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13603 * config/score/score.c (th_output_mi_thunk): Likewise.
13604 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13605 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13607 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13609 PR rtl-optimization/32664
13610 * mode-switching.c (create_pre_exit): Skip barrier insns.
13612 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13614 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13615 force_gimple_operand_bsi.
13616 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13617 rewrite_use_compare): Ditto.
13618 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13620 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13621 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13622 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13623 * tree-profile.c (prepare_instrumented_value,
13624 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13625 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13626 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13627 tree_gen_ior_profiler): Ditto.
13628 * tree-ssa-reassoc.c (negate_value): Ditto.
13629 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13630 Use force_gimple_operand_bsi.
13631 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13632 * tree-if-conv.c (add_to_dst_predicate_list,
13633 find_phi_replacement_condition): Ditto.
13634 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13635 Call mark_symbols_for_renaming for new statements.
13636 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13638 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13640 * cfghooks.c (remove_edge): New function.
13641 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13643 * cfghooks.h (remove_edge): Declare.
13644 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13645 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13647 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13649 * optabs.h: Added declaration for signbit_optab.
13650 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13651 * genoptinit.c (optabs): Added entry for signbit insns.
13652 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13653 insn, if available.
13654 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13655 * config/s390/s390.md (signbit<mode>2): New expander.
13657 2007-07-09 Richard Guenther <rguenther@suse.de>
13659 PR middle-end/32698
13660 * fold-const.c (fold_plusminus_mult_expr): Move constant
13661 arguments second to allow decomposing.
13663 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13666 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13668 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13669 Disregard DECL_FROM_INLINE.
13671 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13674 * doc/invoke.texi: Add ftree-reassoc flag.
13675 * common.opt (ftree-reassoc): New flag.
13676 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13677 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13679 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13681 PR tree-optimization/32681
13682 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13683 saved in second_edge->aux when first_bb is a loop header.
13685 2007-07-09 Jan HUbicka <jh@suse.cz>
13687 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13689 2007-07-09 Richard Guenther <rguenther@suse.de>
13691 * c-decl.c (start_function): Do not promote return type.
13693 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13695 * function.c (do_warn_unused_parameter): Do not warn if
13696 TREE_NO_WARNING is set.
13698 2007-07-08 Andreas Schwab <schwab@suse.de>
13700 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13702 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13705 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13707 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13708 apply to assembly language, too.
13709 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13711 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13713 Revert (note the sccvn portions are *not* reverted)
13714 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13716 Fix PR tree-optimization/23488
13718 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13720 * tree-flow-inline.h (get_value_handle): Ditto.
13721 * tree-ssa-pre.c (decl_vh_map): New.
13722 (decl_node_pool): New.
13723 (can_value_number_operation): Support DECL_P.
13724 (can_PRE_operation): Ditto.
13725 (create_expression_by_pieces): Ditto.
13726 (find_existing_value_expr): Modify to differnetiate between
13727 addressing and top level.
13728 (create_value_handle_for_expr): Handle DECL's.
13729 (poolify_tree): Ditto.
13730 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13731 (make_values_for_stmt): Handle DECL's properly.
13732 (init_pre): Reorg to not init useless things during FRE.
13734 * tree-flow.h: Include pointer-set.h.
13735 (decl_vh_map): Declare.
13736 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13738 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13740 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13741 the constraint description.
13742 * doc/md.texi: Update documentation of AVR constraints.
13744 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13746 * auto-inc-dec.c, config/arm/arm.c,
13747 config/m32r/constraints.md, config/mips/mips.md,
13748 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13749 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13750 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13751 typos. Follow spelling conventions.
13752 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13754 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13755 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13757 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13758 realloc_vuse): Remove.
13759 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13762 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13764 Fix PR tree-optimization/23488
13766 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13767 (try_to_simplify): Ditto.
13768 (visit_use): Ditto.
13769 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13771 * tree-flow-inline.h (get_value_handle): Ditto.
13772 * tree-ssa-pre.c (decl_vh_map): New.
13773 (decl_node_pool): New.
13774 (can_value_number_operation): Support DECL_P.
13775 (can_PRE_operation): Ditto.
13776 (create_expression_by_pieces): Ditto.
13777 (find_existing_value_expr): Modify to differnetiate between
13778 addressing and top level.
13779 (create_value_handle_for_expr): Handle DECL's.
13780 (poolify_tree): Ditto.
13781 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13782 (make_values_for_stmt): Handle DECL's properly.
13783 (init_pre): Reorg to not init useless things during FRE.
13785 * tree-flow.h: Include pointer-set.h.
13786 (decl_vh_map): Declare.
13787 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13789 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13791 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13792 apply to assembly language, too.
13793 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13795 2007-07-06 Ian Lance Taylor <iant@google.com>
13796 Zack Weinberg <zackw@panix.com>
13798 PR middle-end/32441
13799 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13801 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13803 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13804 (prefetch): Likewise if "pref" would be used.
13806 2007-07-06 Josh Conner <jconner@apple.com>
13808 PR middle-end/32602
13809 PR middle-end/32603
13810 * calls.c (store_one_arg): Handle arguments which are partially
13811 on the stack when detecting argument overlap.
13813 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13815 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13816 chosen during find_reloads.
13818 2007-07-06 Richard Guenther <rguenther@suse.de>
13820 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13821 TYPE_ARG_TYPES for verification of argument types. Use
13822 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13823 parameters as variable arguments.
13825 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13827 * libgcc2.h (word_type): Type definition removed.
13828 (cmp_return_type, shift_count_type): Type definitions added.
13829 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13830 replaced with shift_count_type.
13831 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13833 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13834 changed from word_type to Wtype.
13835 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13836 replaced with shift_count_type.
13837 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13839 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13840 and libgcc_shift_count attribute added.
13841 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13842 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13843 (TARGET_INITIALIZER): New target hooks added.
13844 * targhooks.c (default_libgcc_cmp_return_mode,
13845 default_libgcc_shift_count_mode): Default implementations for the new
13846 target hooks added.
13847 * targhooks.h (default_libgcc_cmp_return_mode,
13848 default_libgcc_shift_count_mode): Function prototypes added.
13849 * target.h (struct gcc_target): Fields for the new target hooks added.
13850 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13852 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13855 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13856 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13858 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13859 s390_libgcc_shift_count_mode): Functions added.
13860 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13861 Target hooks defined.
13863 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13865 * config/mips/mips.c (compute_frame_size): Restore the original
13866 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13867 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13868 Document why the difference is needed.
13870 2007-07-06 Richard Guenther <rguenther@suse.de>
13872 * c-common.c (boolean_increment): Use correctly typed
13875 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13877 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13878 the topmost argument register is not also included in the save mask.
13879 (mips16e_collect_argument_save_p): Take a pointer to the argument
13880 register, rather than a pointer to the number of arguments.
13881 (mips16e_collect_argument_saves): Only include argument saves
13882 that aren't in the register mask.
13884 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13886 PR rtl-optimization/32450
13887 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13888 to ensure that instructions are not moved into the prologue when
13889 profiling is on. Remove unused prologue_end variable.
13890 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13891 as a scheduling barrier.
13893 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13896 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13897 Disregard DECL_FROM_INLINE.
13899 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13901 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13902 IORing with a constant.
13904 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13906 PR rtl-optimization/32475
13907 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13908 for every definition of the stack pointer.
13910 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13912 * arm.c (vfp3_const_double_index): Copy signed results of
13913 REAL_VALUE_TO_INT into unsigned vars.
13915 2007-07-05 Richard Guenther <rguenther@suse.de>
13917 PR middle-end/32639
13918 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13920 * tree-ssa.c (useless_type_conversion_p): Check canonical
13923 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13925 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13926 zero_extendhisi2): Change to define_insn_and_split.
13927 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13929 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13931 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13932 pass_match_asm_constraints): New.
13933 * passes.c (init_optimization_passes): Add new pass.
13934 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13935 * function.h (struct function): Add has_asm_statement bit.
13936 (current_function_has_asm_statement): New.
13937 * tree-pass.h (pass_match_asm_constraints): New.
13939 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13941 * config/mips/mips.c (mips_file_start): Avoid declaration
13944 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13946 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13948 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13950 * rtl.def (NOTE): Change print format string to print
13951 operand 5 as a note insn name.
13953 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13954 David Ung <davidu@mips.com>
13956 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13957 * doc/invoke.texi: (MIPS Options): Document them.
13959 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13960 David Ung <davidu@mips.com>
13962 Add support for SmartMIPS ASE.
13964 * optabs.c (expand_binop_directly): New, broken out from...
13965 (expand_binop): Here. Make it try rotating in the other
13966 direction even when the second operand isn't constant.
13967 * config/mips/mips.md (*lwxs): New.
13968 * config/mips/mips.opt (msmartmips): New.
13969 * config/mips/mips.c (mips_lwxs_address_p): New.
13970 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13971 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13972 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13973 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13974 (ISA_HAS_LWXS): New.
13975 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13976 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13977 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13978 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13979 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13980 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13981 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13983 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13985 * tree-vectorizer.c (new_loop_vec_info): Initialize
13986 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13987 * tree-vectorizer.h (_loop_vec_info): Added new filed
13988 min_profitable_iters.
13989 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13990 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13991 * tree-vect-analyze.c (vect_analyze_operations): Set
13992 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13993 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13994 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13995 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13996 and prologue cost to after they are computed.
13997 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13998 TARG_VEC_STMT_COST.
13999 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14000 of creating vectors from scalars according to dt.
14001 (vect_model_store_cost): Likewise.
14002 (vectorizable_call): Use dt array instead of scalar dt. Call
14003 vect_model_simple_cost with additional argument dt.
14004 (vectorizable_assignment): Likewise.
14005 (vectorizable_operation): Likewise.
14006 (vectorizable_type_demotion): Likewise.
14007 (vectorizable_type_promotion): Likewise.
14008 (vectorizable_store): Use dt array instead of scalar dt. Call
14009 vect_model_store_cost with additional argument dt.
14010 (vect_do_peeling_for_loop_bound): Don't call
14011 vect_estimate_min_profitable_iters. Instead, lookup
14012 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14013 "may not be profitable".
14015 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14018 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14019 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14020 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14021 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14023 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14025 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14026 addressing modes cheaper.
14028 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14030 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14031 (dw_ranges_struct): Rename block_num to num. Adjust.
14032 (dw_ranges_by_label_struct): New.
14033 (ranges_by_label, ranges_by_label_allocated,
14034 ranges_by_label_in_use): New variables.
14035 (add_ranges_num): Factored most of the code out of...
14036 (add_ranges): ... this one. Rewrite in terms of the former.
14037 (add_ranges_by_labels): New.
14038 (output_ranges): Output by-label ranges.
14039 (dwarf2out_finish): Output range for multiple-section
14040 compile_unit. Output standard DW_AT_low_pc in addition to
14041 unexpected DW_AT_entry_pc.
14043 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14045 PR tree-optimization/32604
14046 PR tree-optimization/32606
14048 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14049 (compute_antic_safe): Removed.
14050 (ANTIC_SAFE_LOADS): Ditto.
14051 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14052 (execute_pre): Don't call compute_antic_safe.
14053 (vuse_equiv): New function.
14054 (make_values_for_stmt): Use it
14055 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14058 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14061 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14062 rather than a decl.
14063 (avr_attribute_table): Make "naked" attribute apply to function types
14064 rather than to decls.
14065 (avr_handle_fntype_attribute): New function.
14067 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14069 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14072 2007-07-04 David Ung <davidu@mips.com>
14073 Joseph Myers <joseph@codesourcery.com>
14075 * config/mips/mips.md (type): Add logical, signext and move.
14076 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14077 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14078 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14079 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14080 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14081 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14082 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14083 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14084 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14085 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14086 movv2sf_hardfloat_64bit): Use the new types.
14087 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14088 *movdf_softfloat, *movdf_mips16): Use "multi".
14089 (extendqihi2): Replace with a define_expand.
14090 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14091 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14092 * config/mips/74k.md (r74k_int_logical): New reservation and
14094 (r74k_int_arith): Remove "slt".
14095 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14096 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14097 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14098 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14099 reservations for "arith".
14101 2007-07-04 Richard Guenther <rguenther@suse.de>
14103 * tree-ssa.c (useless_type_conversion_p): Add handling for
14104 scalar float and vector types. Only call the types_compatible_p
14105 langhook for aggregate types as last resort. Follow the
14108 2007-07-04 Richard Guenther <rguenther@suse.de>
14110 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14111 the same as NOP_EXPR.
14113 2007-07-04 Nick Clifton <nickc@redhat.com>
14115 * target.h (struct gcc_target): Add target_help field.
14116 * target-def.h (TARGET_HELP): New.
14117 (TARGET_INITIALIZER): Use TARGET_HELP.
14118 * opts.c (command_handle_option): Invoke target_help function, if
14119 defined, when the user has specified --target-help on the command
14121 * doc/invoke.texi: Mention that --target-help might print
14122 additional information.
14123 * doc/tm.texi: Document TARGET_HELP hook.
14125 * arm.c (TARGET_HELP): Override default definition.
14126 (arm_target_help): New - display a wrapped list of cores and
14127 architectures supported.
14129 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14131 * config/v850/v850.c (expand_prologue): Make sure
14132 GEN_INT() argument is sign extended rather than zero extended.
14133 (expand_epilogue): Likewise.
14134 (output_move_double): Delete.
14135 * config/v850/v850-protos.h (output_move_double): Delete.
14136 * config/v850/v850.md (movdi): Delete.
14137 (*movdi_internal): Delete.
14139 (*movdf_internal): Delete.
14141 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14143 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14144 unless compiling RTP PIC.
14146 2007-07-04 Richard Guenther <rguenther@suse.de>
14148 PR tree-optimization/32482
14149 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14150 original ssa name if we didn't find a shift expression.
14151 Fix shift constant for bit zero test.
14153 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14155 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14157 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14159 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14160 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14161 * config/arm/vxworks.h (ASM_SPEC): Delete.
14162 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14164 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14166 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14167 (DDR_REVERSED_P): New.
14168 * tree-data-ref.c (initialize_data_dependence_relation,
14169 build_classic_dist_vector): Set DDR_REVERSED_P.
14171 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14173 PR middle-end/32457
14174 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14175 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14176 init_omega_for_ddr_1): Use non conservative number of iterations
14178 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14179 (analyze_siv_subscript): Remove FIXME and reinitialization of
14180 last_conflicts to chrec_dont_know.
14181 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14183 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14185 * tree.c (maybe_canonicalize_argtypes): Improve description.
14187 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14189 * tree.c (maybe_canonicalize_argtypes): New.
14190 (build_function_type): Set canonical type.
14191 (build_method_type_directly): Ditto.
14192 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14195 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14197 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14199 (rewrite_use_nonlinear_expr): Likewise.
14201 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14203 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14205 2007-07-04 Ben Elliston <bje@au.ibm.com>
14207 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14210 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14212 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14213 (Exception Handling): Likewise.
14215 2007-07-03 Jan Hubicka <jh@suse.cz>
14217 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14219 2007-07-03 Eric Christopher <echristo@apple.com>
14221 * doc/cppopts.texi: Add conflicting option note to -dM.
14222 * doc/invoke.texi: Add note about possible conflicts with
14223 -E for -dCHARS and note that -dM will not produce
14224 any results if there is no machine dependent reorg.
14226 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14228 * tree.h (DECL_ALIGN): Back out previous change.
14230 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14232 * configure.ac: Test for .dtprelword support on MIPS.
14233 * configure, config.in: Regenerate.
14234 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14235 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14237 2007-07-03 Julian Brown <julian@codesourcery.com>
14239 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14240 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14241 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14242 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14244 (all_fpus): Add FPUTYPE_VFP3.
14245 (fp_model_for_fpu): Add VFPv3 field.
14246 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14247 (vfp3_const_double_index): New function. Return integer index of
14248 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14250 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14251 and argument represents a valid RTX for a VFPv3 constant.
14252 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14254 (vfp_emit_fstmd): Similar, for fstmd.
14255 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14256 constants, represented as integer indices.
14257 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14258 VFP_REGNO_OK_FOR_DOUBLE macros.
14259 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14260 (arm_file_start): Set float-abi attribute for VFPv3, and output
14261 correct ".fpu" assembler directive.
14262 (arm_dbx_register_numbering): Add FIXME.
14263 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14264 (fputype): Add FPUTYPE_VFP3.
14265 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14266 (CALL_USED_REGISTERS): Likewise.
14267 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14268 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14269 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14270 (D7_VFP_REGNUM): New.
14271 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14272 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14273 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14274 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14275 (REG_ALLOC_ORDER): Adjust for VFPv3.
14276 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14277 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14278 VFP_LO_REGS, VFP_HI_REGS.
14279 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14280 (IS_VFP_CLASS): Define macro.
14281 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14283 (REGISTER_MOVE_COST): Likewise.
14284 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14285 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14286 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14287 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14288 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14289 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14290 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14291 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14292 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14293 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14294 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14295 where appropriate for single-word registers.
14296 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14297 As above. Fix type attributes.
14298 * config/arm/constraints.md (register_contraint "t"): Define.
14299 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14301 (register_constraint "x"): Define.
14302 (constraint "Dv"): Define.
14304 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14306 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14308 2007-07-03 Tom Tromey <tromey@redhat.com>
14310 * c-parser.c (objc_pq_context): Removed.
14311 (objc_need_raw_identifier): Likewise.
14312 (c_parser) <objc_pq_context>: New field.
14313 <objc_need_raw_identifier>: Likewise.
14314 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14315 (c_lex_one_token): Update.
14316 (c_parser_objc_protocol_definition): Update.
14317 (c_parser_objc_method_definition): Update.
14318 (c_parser_objc_methodproto): Update.
14319 (c_parser_declspecs): Update.
14321 2007-07-03 David Ung <davidu@mips.com>
14323 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14325 2007-07-03 David Ung <davidu@mips.com>
14326 Richard Sandiford <richard@codesourcery.com>
14328 * doc/invoke.texi: Document -march=74kf3_2.
14329 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14330 (TUNE_74K): Check for it.
14331 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14332 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14333 * config/mips/mips.md (cpu): Add 74kf3_2.
14334 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14335 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14336 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14337 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14338 74kf3_2 to the CPU list.
14339 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14340 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14341 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14342 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14343 (r74kf3_2_fxfer_from_c1): New insn reservations.
14345 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14346 David Ung <davidu@mips.com>
14348 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14349 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14350 and 74k[fx]. Document aliases for the new options.
14351 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14352 (PROCESSOR_24KF2_1): ...this.
14353 (PROCESSOR_24KX): Rename to...
14354 (PROCESSOR_24KF1_1): ...this.
14355 (PROCESSOR_74KF): Rename to...
14356 (PROCESSOR_74KF2_1): ...this.
14357 (PROCESSOR_74KX): Rename to...
14358 (PROCESSOR_74KF1_1): ...this.
14359 (TUNE_74K): Update PROCESSOR_* names.
14360 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14361 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14362 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14363 (mips_rtx_cost_data): Update processor names in comments.
14364 (mips_issue_rate): Update PROCESSOR_* names.
14365 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14366 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14367 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14368 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14369 Update cpu attribute names.
14370 (r24k_fpu_iss): Rename this reservation to...
14371 (r24kf2_1_fpu_iss): ...this and update all uses.
14372 (r24kx_fpu_iss): Rename this reservation to...
14373 (r24kf1_1_fpu_iss): ...this and update all uses.
14374 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14375 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14376 Update cpu attribute names.
14378 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14380 * config/m32r/constraints.md: New file.
14381 * config/m32r/m32r.c: Include tm-constrs.h.
14382 (small_data_operand): Use satisfies_constraint_* instead of macro.
14383 (addr24_operand, gen_compare): Likewise.
14384 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14385 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14386 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14387 EXTRA_CONSTRAINT): Likewise.
14388 * config/m32r/m32r.md: Include constraints.md.
14389 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14390 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14391 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14392 (two_insn_const_operand, int8_operand, uint16_operand,
14393 reg_or_int16_operand, reg_or_uint16_operand,
14394 reg_or_cmp_int16_operand, cmp_int16_operand,
14395 seth_add3_operand): Likewise.
14397 2007-07-03 Eric Christopher <echristo@gmail.com>
14399 * libgcc2.h: Conditionally declare __bswapsi2 and
14402 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14404 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14407 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14410 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14411 (__gthrw_pragma): Provide default definition.
14412 (__gthrw2): Use it.
14413 * gthr-posix.c (__gthrw_pragma): Define.
14415 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14417 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14418 before declaring inequality.
14420 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14422 * combine.c (recog_for_combine): Log the success or failure of
14423 matching new insn patterns against the machine description in
14426 2007-07-03 Revital Eres <eres@il.ibm.com>
14428 * ddg.c (print_sccs): New function.
14429 (check_sccs): New function.
14430 (create_ddg_all_sccs): Use it.
14431 * ddg.h (print_sccs): Declare.
14432 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14434 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14436 * targhooks.h (default_mode_for_suffix): New function declaration.
14437 * targhooks.c (default_mode_for_suffix): New default target hook.
14438 * target.h (struct c): New structure in the targetm struct.
14439 (mode_for_suffix): New target hook as part of struct c.
14440 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14441 default_mode_for_suffix.
14442 (TARGET_C): New define.
14443 * c-lex.c: Include "target.h".
14444 (interpret_float): Use targetm.c.mode_for_suffix to determine
14445 the mode for a given non-standard suffix.
14446 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14448 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14449 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14451 * doc/extend.texi (Floating Types): New node. Document __float80 and
14452 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14454 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14457 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14458 predicate instead of target_operand.
14459 (divsi3_i1_media, divsi3_media_2): Likewise.
14461 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14463 * tree.h (alias_sets_might_conflict_p): Rename into
14464 alias_sets_must_conflict_p.
14465 * alias.c (alias_sets_might_conflict_p): Likewise.
14466 (alias_sets_conflict_p): Use it.
14467 (objects_must_conflict_p): Likewise.
14468 * c-common.c (strict_aliasing_warning): Adjust.
14470 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14472 * rtlhooks.c (gen_lowpart_if_possible): Check for
14473 invalid subreg before calling gen_lowpart_SUBREG.
14475 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14477 * config/darwin9.h: Add copyright notice.
14478 (LINK_COMMAND_SPEC): Add comment.
14479 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14480 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14481 DARWIN_LIBSYSTEM_HAS_UNWIND.
14483 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14486 * omp-low.c (check_combined_parallel): New function.
14487 (lower_omp_parallel): Call it via walk_stmts, set
14488 OMP_PARALLEL_COMBINED if appropriate.
14489 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14490 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14491 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14492 don't consider it as combined parallel.
14494 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14496 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14497 (gcc_tooldir): Likewise.
14498 * configure: Regenerate.
14499 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14500 old configure.ac gcc_tooldir setting.
14501 (prefix_to_exec_prefix): New variable.
14502 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14503 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14505 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14507 Fix PR tree-optimization/32583
14508 Fix PR tree-optimization/32584
14509 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14510 (phi_translate_set): Use phi_translate directly now.
14511 (make_values_for_stmt): Don't value number RHS if we already know
14514 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14515 Jim Wilson <wilson@specifix.com>
14518 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14521 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14522 Richard Sandiford <richard@codesourcery.com>
14523 Nigel Stephens <nigel@mips.com>
14525 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14526 (mips16e_output_save_restore): Declare.
14527 (mips16e_save_restore_pattern_p): Likewise.
14528 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14529 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14530 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14531 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14532 (BITSET_P): New global macro, extracted from...
14533 (mips_for_each_saved_reg): ...here.
14534 (mips16e_save_restore_info): New struct.
14535 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14536 (mips16e_save_restore_regs): New variable.
14537 (mips_split_plus, mips16e_find_first_register): New functions.
14538 (mips16e_mask_registers): New function.
14539 (compute_frame_size): Expand the commentary before the function.
14540 Enforce the MIPS16e save and restore register range restrictions.
14541 Pad the general register save area at the low end.
14542 (mips16e_save_restore_reg, mips16e_build_save_restore)
14543 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14544 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14545 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14547 (mips_expand_prologue, mips_expand_epilogue): Handle
14548 GENERATE_MIPS16E_SAVE_RESTORE.
14549 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14551 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14553 PR tree-optimization/31966
14554 PR tree-optimization/32533
14555 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14556 "basic_block" description as its third argument. Update function
14557 calls to get destination bb from "edge" argument. Save "cond" into
14558 aux field of the edge. Update prototype for changed arguments.
14559 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14561 (find_phi_replacement_condition): Operate on incoming edges, not
14562 on predecessor blocks. If there is a condition saved in the
14563 incoming edge aux field, AND it with incoming bb predicate.
14564 Return source bb of the first edge.
14565 (clean_predicate_lists): Clean aux field of outgoing node edges.
14566 (tree_if_conversion): Do not initialize cond variable. Move
14567 variable declaration into the loop.
14568 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14569 initializations of new_stmt, arg0 and arg1 variables.
14571 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14573 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14574 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14576 2007-07-02 Richard Guenther <rguenther@suse.de>
14578 * tree-ssa.c (useless_type_conversion_p): Document
14579 future intent as defining the middle-end type system.
14580 Re-structure to call langhook last, group by type class,
14581 mark questionable parts.
14583 2007-07-02 Richard Guenther <rguenther@suse.de>
14585 * tree-flow.h (types_compatible_p): Declare.
14586 * tree-ssa.c (types_compatible_p): New function.
14587 * ipa-type-escape.c (discover_unique_type): Use
14588 types_compatible_p instead of lang_hooks.types_compatible_p.
14589 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14590 * tree-vn.c (expressions_equal_p): Likewise.
14591 * tree.c (fields_compatible_p): Likewise.
14592 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14593 (cprop_operand): Use useless_type_conversion_p instead of
14594 lang_hooks.types_compatible_p.
14595 * tree-inline.c (setup_one_parameter): Likewise.
14596 (declare_return_variable): Likewise.
14597 * tree-nrv.c (tree_nrv): Likewise.
14598 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14599 (maybe_fold_offset_to_component_ref): Likewise.
14600 (maybe_fold_offset_to_reference): Likewise.
14601 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14602 (merge_alias_info): Likewise.
14603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14604 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14605 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14606 * tree-tailcall.c (find_tail_calls): Likewise.
14607 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14608 * gimplify.c (canonicalize_addr_expr): Likewise.
14609 (fold_indirect_ref_rhs): Likewise.
14610 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14611 (cpt_same_type): Likewise.
14612 (check_pointer_types_r): Swap parameters to cpt_same_type
14614 * fold-const.c (fold_convert): Revert fix for PR15988.
14615 * tree-inline.c (setup_one_parameter): Instead fix it here by
14616 using fold_build1 instead of fold_convert and checking for
14617 error_mark_node. Convert only if the conversion is necessary.
14619 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14621 * configure.ac: Check for .gnu_attribute on Power.
14622 * configure: Regenerate.
14623 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14624 attribute for floating-point ABI.
14626 2007-07-02 Ira Rosen <irar@il.ibm.com>
14628 PR tree-optimization/32230
14629 PR tree-optimization/32477
14630 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14631 address is a constant.
14633 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14635 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14636 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14637 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14638 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14639 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14640 64-bit targets. Add support for *-elfoabi*.
14641 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14642 different settings if $(tm_defines) does not select the EABI.
14643 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14644 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14645 (MIPS_ARCH_OPTION_SPEC): Likewise.
14646 (MIPS_ISA_LEVEL_SPEC): Likewise.
14647 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14648 * config/mips/elfoabi.h: New file.
14650 2007-07-02 Richard Guenther <rguenther@suse.de>
14652 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14653 (useless_type_conversion_p): ... this.
14654 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14655 (useless_type_conversion_p): ... this.
14656 * builtins.c (fold_builtin_memory_op): Rename
14657 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14658 * tree-cfg.c (verify_expr): Likewise.
14659 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14660 * tree-ssa-ccp.c (ccp_fold): Likewise.
14661 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14662 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14663 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14664 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14665 * tree-ssa-pre.c (eliminate): Likewise.
14666 * tree-ssa.c (delete_tree_ssa): Likewise.
14667 (tree_ssa_useless_type_conversion): Likewise.
14668 * tree.c (build2_stat): Likewise.
14670 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14672 Fix PR tree-optimization/32571
14673 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14676 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14678 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14679 and other expected operations explicitly, change default to
14682 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14684 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14686 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14687 (tls_load_dot_plus_eight): Move the label number into the unspec.
14688 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14690 2007-07-01 Andreas Schwab <schwab@suse.de>
14692 * dwarf2out.c (initial_return_save): Define only if used.
14694 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14696 Unreverting Richard's Revert of:
14698 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14700 * dce.c (deletable_insn_p_1): New function, split out from...
14701 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14702 specially, not those inside PARALLELs. Remove BODY argument
14703 and adjust recursive call accordingly.
14704 (prescan_insns_for_dce): Update call to delete_insn_p.
14706 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14707 Revital Eres <eres@il.ibm.com>
14709 * ddg.c (create_ddg_all_sccs): Fix missed
14710 initialization of scc_nodes.
14712 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14714 PR middle-end/32559
14715 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14716 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14718 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14720 * configure.ac: Check for .gnu_attribute on MIPS.
14721 * configure, config.in: Regenerate.
14722 * config/mips/mips.c (mips_file_start): If supported, output
14723 attribute for floating-point ABI.
14725 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14728 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14729 (ffs_cmove): New expander to expand using ctz pattern.
14730 (*ffs_cmove): Remove pattern.
14731 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14732 (ffsdi2): Expand using ctz pattern.
14733 (*ffs_rex64): Remove pattern.
14735 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14737 PR rtl-optimization/32296
14738 * pa.md (return): Delete pattern.
14739 (return_internal): Remove "(const_int 1)" from pattern.
14740 (epilogue): Use return_internal pattern for trivial returns.
14741 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14742 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14744 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14746 * tree-ssa-pre.c (is_exception_related): New function
14747 (can_value_number_operation): Use it.
14749 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14751 Fix PR tree-optimization/32540
14752 Fix PR tree-optimization/31651
14754 * tree-ssa-sccvn.c: New file.
14756 * tree-ssa-sccvn.h: Ditto.
14758 * tree-vn.c: Include tree-ssa-sccvn.h
14759 (val_expr_paid_d): Removed.
14760 (value_table): Ditto.
14761 (vn_compute): Ditto.
14762 (val_expr_pair_hash): Ditto.
14763 (val_expr_pair_expr_eq): Ditto.
14764 (copy_vuses_from_stmt): Ditto.
14765 (vn_delete): Ditto.
14767 (shared_vuses_from_stmt): Ditto.
14768 (print_creation_to_file): Moved up.
14769 (sort_vuses): Ditto.
14770 (sort_vuses_heap): Ditto.
14771 (set_value_handle): Make non-static.
14772 (make_value_handle): Ditto.
14773 (vn_add): Rewritten to use sccvn lookups.
14774 (vn_add_with_vuses): Ditto.
14775 (vn_lookup): Ditto (and second argument removed).
14776 (vn_lookup_with_vuses): Ditto.
14777 (vn_lookup_or_add): Ditto (and second argument removed);
14778 (vn_lookup_or_add_with_vuses): Ditto.
14779 (vn_lookup_with_stmt): New.
14780 (vn_lookup_or_add_with_stmt): Ditto.
14781 (create_value_handle_for_expr): Ditto.
14783 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14784 (seen_during_translate): New function.
14785 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14786 (phi_trans_add): Ditto.
14787 (constant_expr_p): FIELD_DECL is always constant.
14788 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14789 Use constant_expr_p.
14790 Avoid infinite recursion on mutually valued expressions.
14791 Change callers of vn_lookup_or_add.
14792 (phi_translate): New function.
14793 (compute_antic_safe): Allow phi nodes.
14794 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14795 (find_or_generate_expression): Rewrite slightly.
14796 (create_expression_by_pieces): Updated for vn_lookup_or_add
14798 Update VN_INFO for new names.
14799 (insert_into_preds_of_block): Update for new names.
14800 (add_to_exp_gen): New function.
14801 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14802 (find_existing_value_expr): Rewrite to changed vn_lookup.
14803 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14804 (try_look_through_load): Removed.
14805 (try_combine_conversion): Ditto.
14806 (get_sccvn_value): New function.
14807 (make_values_for_phi): Ditto.
14808 (make_values_for_stmt): Ditto.
14809 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14811 (init_pre): Update for SCCVN changes.
14813 (execute_pre): Ditto.
14815 * tree-flow.h (make_value_handle): Declare.
14816 (set_value_handle): Ditto.
14817 (sort_vuses_heap): Ditto.
14818 (vn_lookup_or_add_with_stmt): Ditto.
14819 (vn_lookup_with_stmt): Ditto.
14820 (vn_compute): Remove.
14822 (vn_delete): Ditto.
14823 (vn_lookup): Update arguments.
14825 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14826 (tree-vn.o): Ditto.
14827 (tree-ssa-sccvn.o): New.
14828 (OBJS-common): Add tree-ssa-sccvn.o
14830 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14833 * c-typeck.c (build_external_ref): Don't mark as used if called
14835 * calls.c (rtx_for_function_call): Likewise.
14837 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14841 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14843 * dce.c (deletable_insn_p_1): New function, split out from...
14844 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14845 specially, not those inside PARALLELs. Remove BODY argument
14846 and adjust recursive call accordingly.
14847 (prescan_insns_for_dce): Update call to delete_insn_p.
14849 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14851 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14852 (try_combine): Move potential calls to undo_all() so they happen
14853 before we commit to using the combined insns.
14855 2007-06-30 Jan Hubicka <jh@suse.cz>
14857 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14860 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14862 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14863 (cgraph_remove_unreachable_nodes): Likewise.
14864 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14865 * ipa-inline.c (update_caller_keys): Cast according to the coding
14867 (cgraph_decide_recursive_inlining): Likewise.
14868 (cgraph_decide_inlining_of_small_function): Likewise.
14869 (try_inline): Likewise.
14870 (cgraph_decide_inlining_incrementally): Likewise.
14871 * ipa-pure-const.c (get_function_state): Likewise.
14872 (scan_function): Likewise.
14873 (analyze_function): Likewise.
14874 (static_execute): Likewise.
14875 * ipa-reference.c (scan_for_static_refs): Likewise.
14876 (merge_callee_local_info): Likewise.
14877 (analyze_function): Use type safe memory macros.
14878 (static_execute): Likewise. Cast according to the coding conventions.
14879 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14881 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14883 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14884 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14887 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14889 PR middle-end/30024
14890 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14891 for complex modes (both int and real).
14893 2007-06-29 Jan Hubicka <jh@suse.cz>
14895 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14897 2007-06-29 Jan Hubicka <jh@suse.cz>
14899 PR middle-end/32372
14900 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14903 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14906 * config/avr/avr.c: Include dataflow header file.
14907 (expand_prologue): Adjust for prologue insn change.
14908 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14911 2007-06-29 Richard Guenther <rguenther@suse.de>
14913 PR middle-end/32493
14914 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14915 during type verification.
14917 2007-06-29 Jan Hubicka <jh@suse.cz>
14919 * recog.c (validate_change_rtx_1): Unshare TO argument.
14921 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14923 PR tree-optimization/24659
14924 * tree-vect-transform.c (vectorizable_call): Handle
14925 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14927 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14928 * config/i386/i386.c (enum ix86_builtins)
14929 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14930 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14932 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14933 const using def_builtin_const.
14934 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14935 input operands in the same modes as the result.
14936 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14938 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14940 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14941 (df_set_dead_notes_for_mw): Likewise.
14943 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14945 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14947 2007-06-28 DJ Delorie <dj@redhat.com>
14949 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14951 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14953 * doc/invoke.texi (C++ Dialect Options): Document
14954 fvisibility-ms-compat.
14955 * c.opt (fvisibility-ms-compat): New.
14957 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14960 * tree-affine.c (aff_combination_add_elt): Handle
14961 pointer addition specially.
14963 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14965 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14966 decl is non-external for AIX ABI.
14968 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14970 * config/rs6000/predicates.md (current_file_function_operand):
14971 Ensure the symbol is non-external for AIX ABI.
14973 2007-06-28 Nick Clifton <nickc@redhat.com>
14975 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14976 (fdce, fdse, fpredictive-commoning): Likewise.
14978 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14981 * gcc.c (process_command): Recognize the new -static-libgfortran
14984 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14987 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14988 Use a call clobbered hard reg instead of a pseudo reg.
14990 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14992 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14994 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14997 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14998 REG_LIBCALL and REG_RETVAL notes.
14999 (divsi3, mulsi3): Likewise.
15000 (mulhisi3): Likewise. Use emit_libcall_block.
15001 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15003 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15005 PR rtl-optimization/32481
15006 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15008 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15010 * dce.c (deletable_insn_p_1): New function, split out from...
15011 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15012 specially, not those inside PARALLELs. Remove BODY argument
15013 and adjust recursive call accordingly.
15014 (prescan_insns_for_dce): Update call to delete_insn_p.
15016 2007-06-27 Richard Guenther <rguenther@suse.de>
15018 PR middle-end/32492
15019 * tree.h (fold_convertible_p): Declare.
15020 * fold-const.c (fold_convertible_p): New function.
15021 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15022 instead of lang_hooks.types_compatible_p.
15024 2007-06-26 Jan Hubicka <jh@suse.cz>
15026 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15027 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15028 early use validate_unshare_change.
15029 (reload_combine): Likewise.
15030 * recog.c (change_t): New field unshare.
15031 (validate_change_1): Rename from validate_change; add argument unshare.
15032 (validate_change): Turn into wrapper of validate_change_1; update
15033 prototype for bools.
15034 (validate_unshare_change): New.
15035 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15036 calls of df_insn_rescan.
15037 * recog.h (validate_change): Replace ints by bools.
15038 (validate_unshare_change): Declare.
15040 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15042 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15044 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15046 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15048 2007-06-25 Jan Hubicka <jh@suse.cz>
15050 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15052 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15053 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15054 places other call site specific checks are performed.
15056 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15059 * tree-vect-transform.c (vectorizable_operation): Convert
15060 POINTER_PLUS_EXPR over to PLUS_EXPR.
15062 2007-06-25 Chao-ying Fu <fu@mips.com>
15064 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15065 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15066 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15067 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15069 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15070 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15071 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15072 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15073 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15074 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15075 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15076 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15077 ALL_FIXED_POINT_MODE_P): New define.
15078 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15080 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15082 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15083 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15084 MODE_VECTOR_UACCUM): New mode classes.
15086 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15087 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15088 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15091 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15092 (blank_mode): Initialize ibit and fbit.
15093 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15094 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15096 (new_adjust): Change required_class to required_class_from and
15097 required_class_to for testing within a range.
15098 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15099 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15100 MODE_VECTOR_UACCUM.
15101 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15102 (make_fixed_point_mode): New.
15103 (_ADD_ADJUST): Change C to C1 and C2.
15104 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15105 use a range for machine classes.
15106 (ADJUST_IBIT, ADJUST_FBIT): New.
15107 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15109 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15110 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15111 Emit adjustment for ibit and fbit.
15112 (emit_mode_ibit, emit_mode_fbit): New.
15113 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15115 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15117 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15118 as the source of the set.
15120 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15122 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15123 FP_REGNO_P): Use IN_RANGE.
15124 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15125 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15126 (DATA_REG_P): Use DATA_REGNO_P.
15127 (FP_REG_P): Use FP_REGNO_P.
15128 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15129 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15130 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15132 2007-06-24 Jan Hubicka <jh@suse.cz>
15134 PR middle-end/30563
15135 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15137 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15139 PR middle-end/32461
15140 * fold-const.c (fold_binary): Strip nops of operand 0
15141 of BIT_NOT_EXPR before calling operand_equal_p.
15142 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15143 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15145 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15147 * doc/extend.texi: Document that dllimport and dllexport imply
15148 default visibility.
15149 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15150 imported or exported declaration, including type declarations.
15151 * c-common.c (handle_visibility_attribute): Check for conflicts
15152 with dllimport/dllexport.
15153 (c_determine_visibility): Handle dllimport/dllexport as an
15154 explicit visibility atttribute.
15156 2007-06-23 Richard Guenther <rguenther@suse.de>
15158 PR tree-optimization/16876
15159 PR middle-end/29478
15160 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15162 * tree-inline.c (initialize_inlined_parameters): Do not call
15163 lang_hooks.tree_inlining.convert_parm_for_inlining.
15164 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15165 reason for mismatched types.
15166 * gimplify.c (gimplify_call_expr): Verify the call expression
15167 arguments match the called function type signature. Otherwise
15168 mark the call expression to be not considered for inlining
15169 using CALL_CANNOT_INLINE_P flag.
15170 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15171 edges call expression.
15172 (cgraph_decide_inlining_of_small_function): Likewise.
15173 (cgraph_decide_inlining): Likewise.
15174 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15176 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15177 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15178 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15179 Remove declaration.
15180 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15181 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15183 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15184 convert_parm_for_inlining member.
15186 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15189 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15190 Remove optimization for GT.
15192 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15194 PR middle-end/32437
15195 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15197 (prescan_insns_for_dce): Add extra parameter.
15199 2007-06-23 Jan Hubicka <jh@suse.cz>
15201 PR middle-end/31541
15202 * gimplify.c (mark_addressable): New function.
15203 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15205 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15207 PR middle-end/32374
15208 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15210 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15213 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15214 moves between MMX/SSE registers to at least 8 units to prevent
15215 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15217 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15219 * config/i386/i386.c (override_options): Correct x86_sahf
15222 2007-06-21 David Daney <ddaney@avtrex.com>
15225 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15226 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15227 (exception_receiver): Renamed to ...
15228 (nonlocal_goto_receiver): ... this.
15230 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15232 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15233 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15234 partial register accesses.
15236 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15238 * fold-const.c (debug_fold_checksum): Move it under
15239 ENABLE_FOLD_CHECKING.
15241 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15243 PR middle-end/20623
15244 * tree.h (debug_fold_checksum): Declared.
15245 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15246 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15247 build_fold_addr_expr_with_type_1.
15248 (fold_addr_expr, debug_fold_checksum): New.
15249 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15250 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15251 Use fold_addr_expr.
15253 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15255 PR tree-optimization/19590
15256 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15257 of scev is a constant.
15259 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15261 * df-problems.c (df_note_bb_compute): Made computation of live
15262 info consistent with df_lr.
15264 2007-06-21 Richard Guenther <rguenther@suse.de>
15266 PR tree-optimization/32453
15267 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15268 for pointer anti-range.
15270 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15272 * config/i386/i386.c (processor_target_table): Increase maximum
15273 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15276 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15277 byte alignment if > 8 byte alignment is preferred.
15278 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15280 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15282 PR tree-optimization/31866
15283 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15284 if ASM_EXPR's input is not a SSA_NAME.
15286 PR middle-end/32362
15287 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15288 but decl is a global var, instead return decl.
15289 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15290 even for is_global_var decls, if they are private in some outer
15293 2007-06-21 Richard Guenther <rguenther@suse.de>
15295 PR tree-optimization/32451
15296 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15298 2007-06-21 Christian Bruel <christian.bruel@st.com>
15300 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15301 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15302 (push_regs): Changed saving order or banked registers.
15303 (sh_expand_epilogue): Likewise.
15304 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15305 (FIRST_BANKED_REG): Likewise.
15306 (LAST_BANKED_REG): Likewise.
15307 * config/sh/sh.md (banked) New attribute.
15308 (in_delay_slot): Check banked attribute.
15310 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15312 PR tree-optimization/32075
15313 * tree-data-ref.c (subscript_dependence_tester_1,
15314 analyze_miv_subscript, analyze_overlapping_iterations,
15315 add_distance_for_zero_overlaps, build_classic_dist_vector,
15316 subscript_dependence_tester_1, analyze_overlapping_iterations,
15317 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15318 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15319 to evolution_function_is_affine_multivariate_p.
15321 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15323 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15325 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15328 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15330 * config/m32c/prologue.md (epilogue_exitd_16): New.
15331 (epilogue_reit_16): New.
15332 (epilogue_exitd): Rename to epilogue_exitd_24.
15333 (epilogue_reit): Rename to epilogue_reit_24.
15335 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15336 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15338 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15340 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15341 if dbg_cnt (sched_insn) reaches the limit.
15342 (choose_ready): New parameter INSN_PTR and new return value.
15343 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15344 the new return value from choose_ready.
15345 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15346 (rest_of_handle_global_alloc): New global_alloc_at_func.
15348 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15350 PR tree-optimization/25737
15351 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15352 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15353 * tree-flow.h (struct fieldoff): Add new field alias_set.
15354 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15355 argument addressable_type. Set alias_set of fieldoff.
15356 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15357 (create_overlap_variables_for): Pass alias_set from fieldoff to
15359 * alias.c (get_alias_set): Use alias_set from SFT if set.
15361 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15363 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15364 of a variable as an unsigned HOST_WIDE_INT integer.
15366 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15368 PR rtl-optimization/32405
15369 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15371 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15373 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15375 PR middle-end/31959
15376 * builtins.c: Include diagnostic.h.
15377 (expand_builtin_expect): Make gcc_assert more permissive.
15378 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15380 PR inline-asm/32109
15381 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15384 PR middle-end/32285
15385 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15386 if ACCUMULATE_OUTGOING_ARGS.
15388 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15390 * config/m68hc11/m68hc11.c: Include dataflow header file.
15391 (m68hc11_reorg): Port to dataflow.
15393 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15395 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15396 (struct df_problem.free_blocks_on_set_blocks): New field.
15397 (struct dataflow.optional_p): New field.
15398 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15399 (df_live_set_all_dirty): New function.
15400 * df-scan.c (df_scan_alloc): Initialize optional_p.
15401 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15402 * df-core.c (df_set_blocks): Removed use of
15403 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15404 df_problem.free_blocks_on_set_blocks to determine which blocks are
15406 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15407 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15408 uses dataflow.optional_p to determine if problem should be
15410 (rest_of_handle_df_initialize): Only start live problem if
15412 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15413 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15414 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15415 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15416 problem_NOTE): Initialize free_blocks_on_set_blocks.
15417 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15419 (df_live_set_all_dirty, df_note_alloc): New function.
15420 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15422 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15423 * postreload.c (reload_combine): Ditto.
15424 * cse.c (cse_extended_basic_block): Ditto.
15425 * regmove.c (mark_flags_life_zones): Ditto.
15426 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15427 erase_matching_seqs): Ditto.
15428 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15429 * integrate (allocate_initial_values): Ditto.
15430 * combine.c (reg_dead_at_p): Ditto.
15431 * resource.c (mark_target_live_regs): Ditto.
15432 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15433 * config/sh/sh.c (find_r0_life_regions): Ditto.
15434 * global.c (rest_of_handle_global_alloc): Only add back df_live
15436 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15437 df_live for -O > 1.
15438 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15440 (if_convert): Make sure df_live is there at -O == 1.
15441 (pass_if_after_combine): Cleanup flags.
15442 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15443 is there at -O == 1.
15445 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15447 * config/arm/arm.c (arm_get_frame_offsets): Set
15448 offsets->locals_base to avoid negative stack size.
15449 (thumb1_expand_prologue): Assert on negative stack size.
15451 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15453 PR tree-optimization/32367
15454 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15455 of the chrec has no evolution in that loop.
15456 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15458 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15460 * config/xtensa/xtensa.c: Include "df.h".
15461 (xtensa_builtin_saveregs): Use adjust_address instead of
15463 (xtensa_va_start): Invoke make_tree with sizetype for
15464 expand_builtin_saveregs and then convert the result to a pointer.
15465 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15466 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15467 Subtract argument size from index value as integers and then use
15468 POINTER_PLUS_EXPR to add the result to the array address.
15470 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15473 * config/m32c/m32c.c: Include dataflow header file.
15474 (m32c_emit_prologue): Adjust for prologue insn change.
15475 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15476 once inside a PARALLEL. Assume frame size passed in operand 0
15477 includes space to save the fb register.
15478 (prologue_enter_24): Likewise.
15479 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15481 2007-06-19 David Daney <ddaney@avtrex.com
15484 * config/mips/mips.md (cprestore): Mark $gp as used.
15486 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15489 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15490 (frv_ifcvt_modify_insn): Likewise.
15492 2007-06-19 Richard Guenther <rguenther@suse.de>
15494 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15495 only handle positive offsets that fit in a HOST_WIDE_INT.
15497 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15499 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15500 result of rsqrt insn for zero input argument to avoid NaN.
15502 2007-06-19 Richard Guenther <rguenther@suse.de>
15504 PR middle-end/31950
15505 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15507 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15509 PR tree-optimization/32353
15510 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15512 2007-06-19 Nick Clifton <nickc@redhat.com>
15514 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15516 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15519 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15520 * config/i386/i386.c (assign_386_stack_local): Assert that
15521 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15522 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15523 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15524 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15526 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15528 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15530 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15532 PR rtl-optimization/32321
15533 * gcse.c (replace_store_insn): Update the note before
15534 calling emit_insn_after.
15536 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15538 PR middle-end/32355
15539 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15541 * df-problems.c (df_note_bb_compute): Fix dumping info.
15543 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15545 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15546 insn with emit_jump_insn.
15548 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15550 PR tree-optimization/32383
15551 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15552 * targhooks.h (default_builtin_reciprocal): Update prototype.
15553 * target.h (struct gcc_target): Update builtin_reciprocal.
15554 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15555 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15556 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15557 when fndecl is in BUILT_IN_MD class.
15558 (execute_convert_to_rsqrt): Ditto.
15560 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15561 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15562 Convert BUILT_IN_SQRTF code only when md_fn is false.
15564 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15566 * bt-load.c (move_btr_def): Fix the order of arguments
15567 to validate_replace_rtx.
15569 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15571 * config/m68k/m68k-devices.def: Add 54450..54455.
15573 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15575 PR rtl-optimization/32366
15576 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15577 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15580 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15582 PR middle-end/32349
15583 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15584 this is true, rescan insn being modified.
15585 (sms_schedule): Added rescan parameter.
15586 (rest_of_handle_sms): Moved freeing of dominance info to before
15587 getting out of cfg_layout.
15589 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15591 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15592 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15595 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15596 FL_CF_EMAC from the entry for isac.
15598 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15599 (const_sibcall_operand): New.
15600 (sibcall_operand): Use it.
15601 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15602 (m68k_isas): ISAC does not imply FPU or EMAC.
15603 (override_options): Add ISA_C logic for symbolic jump & call.
15605 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15607 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15608 return mode from the builtin itself.
15609 (sparc_fold_builtin): Fix cast of zero constant.
15611 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15613 * targhooks.c (default_builtin_reciprocal): New default target hook.
15614 * targhooks.h (default_builtin_reciprocal): Add prototype.
15615 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15616 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15617 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15618 default_builtin_reciprocal.
15620 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15622 PR middle-end/31723
15623 * hooks.c (hook_tree_tree_bool_null): New hook.
15624 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15625 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15626 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15627 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15628 and convert it to reciprocal a*rfunc(b).
15629 (execute_convert_to_rsqrt): New function.
15630 (gate_convert_to_rsqrt): New function.
15631 (pass_convert_to_rsqrt): New pass definition.
15632 * target.h (struct gcc_target): Add builtin_reciprocal.
15633 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15634 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15635 TARGET_BUILTIN_RECIPROCAL.
15636 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15638 * config/i386/i386.h (TARGET_RECIP): New define.
15639 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15640 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15641 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15642 and not optimizing for size.
15643 (*rcpsf2_sse): New insn pattern.
15644 (*rsqrtsf2_sse): Ditto.
15645 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15646 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15647 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15648 and not optimizing for size.
15649 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15650 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15651 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15652 and not optimizing for size.
15653 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15654 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15655 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15656 and not optimizing for size.
15657 (*sse_rsqrtv4sf2): Do not export.
15658 (sqrtv4sf2): Ditto.
15659 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15660 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15661 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15662 and not optimizing for size.
15663 (sqrtv4sf2): Ditto.
15664 * config/i386/i386.opt (mrecip): New option.
15665 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15666 (ix86_emit_swsqrtsf): Ditto.
15667 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15668 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15669 builtin definition.
15670 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15671 ix86_expand_unop1_builtin.
15672 (ix86_emit_swdivsf): New function.
15673 (ix86_emit_swsqrtsf): Ditto.
15674 (ix86_builtin_reciprocal): New function.
15675 (TARGET_BUILTIN_RECIPROCAL): Use it.
15676 (ix86_vectorize_builtin_conversion): Rename from
15677 ix86_builtin_conversion.
15678 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15679 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15680 "i386 and x86_64 Options" section.
15681 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15683 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15684 Zdenek Dvorak <dvorakz@suse.cz>
15685 Richard Guenther <rguenther@suse.de>
15686 Kaz Kojima <kkojima@gcc.gnu.org>
15688 * tree-vrp.c (compare_values_warnv): Convert val2 to
15690 (extract_range_from_assert): Create
15691 POINTER_PLUS_EXPR for pointer types.
15692 (extract_range_from_binary_expr): Handle
15693 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15695 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15696 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15697 POINTER_PLUS_EXPR as PLUS_EXPR.
15698 (number_of_iterations_lt_to_ne):
15699 For pointer types, use sizetype when
15700 creating MINUS_EXPR/PLUS_EXPRs.
15701 (assert_loop_rolls_lt): For pointer types, use sizetype when
15702 creating MINUS_EXPR/PLUS_EXPRs.
15703 (number_of_iterations_le): Likewise.
15704 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15705 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15706 like PLUS_EXPR and MINUS_EXPR.
15707 * tree-pretty-print.c (dump_generic_node): Handle
15709 (op_prio): Likewise.
15710 (op_symbol_1): Likewise.
15711 * optabs.c (optab_for_tree_code): Likewise.
15712 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15714 * tree-tailcall.c (process_assignment): Mention
15715 POINTER_PLUS_EXPR in a TODO comment.
15716 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15717 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15718 not used with a pointer and an integer type.
15719 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15720 increment using chrec_convert_rhs instead of chrec_convert.
15721 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15722 PLUS_EXPR except for the right hand side's type will be
15724 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15725 (fold_used_pointer_cast): Kill.
15726 (pointer_offset_p): Kill.
15727 (fold_used_pointer): Kill.
15728 (pointer_used_p): Kill.
15729 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15730 call fold_used_pointer.
15731 (instantiate_parameters_1): Convert the increment
15732 using chrec_convert_rhs instead of chrec_convert.
15733 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15734 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15735 instead of PLUS_EXPR.
15736 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15737 PLUS_EXPR for pointers.
15738 (std_gimplify_va_arg_expr): Likewise.
15739 (fold_builtin_memory_op): Likewise.
15740 (fold_builtin_strstr): Likewise.
15741 (fold_builtin_strchr): Likewise.
15742 (fold_builtin_strrchr): Likewise.
15743 (fold_builtin_strpbrk): Likewise.
15744 (expand_builtin_memory_chk): Likewise.
15745 (fold_builtin_memory_chk): Likewise.
15746 (std_expand_builtin_va_start): Use
15747 sizetype for the call to make_tree and then convert
15748 to the pointer type.
15749 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15750 instead of PLUS_EXPR for adding to a pointer.
15751 (std_gimplify_va_arg_expr): Use fold_build2 for
15752 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15753 the operands to sizetype first and then cast the BIT_AND_EXPR
15754 back to the pointer type.
15755 * fold-const.c (build_range_check): Handle pointer types
15757 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15758 of PLUS_EXPR's. Make sure the offset is converted to
15760 (try_move_mult_to_index): Strip the NOPs from the offset.
15761 Remove code argument and replace all uses with PLUS_EXPR.
15762 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15763 specially. Don't use a pointer type for MINUS_EXPR.
15764 (fold_unary): Handle for (T1)(X op Y),
15765 only p+ as that is the only as that can be handled for
15766 binary operators now.
15767 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15769 <case PLUS_EXPR>: Add folding of PTR+INT into
15771 Don't call try_move_mult_to_index.
15772 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15773 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15774 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15775 Don't call try_move_mult_to_index.
15776 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15777 (tree_expr_nonzero_p): Likewise.
15778 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15779 of PLUS_EXPR for the complex expression folding.
15780 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15781 first chrec is a pointer type, then the second should
15782 be sizetype and not the first's type.
15783 For POINTER_PLUS_EXPR, use a different right hand side type.
15784 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15785 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15786 different right hand side type.
15787 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15788 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15789 instead of PLUS_EXPR.
15790 When either operand is zero, convert the other operand.
15791 (chrec_apply): Use chrec_convert_rhs
15792 on the argument x instead of chrec_convert.
15793 (reset_evolution_in_loop): For pointer types, the new_evol
15794 should be sizetype.
15795 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15796 different right hand side type.
15797 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15798 (chrec_convert_rhs): New function.
15799 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15800 different right hand side type.
15801 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15802 * tree-chrec.h (chrec_convert_rhs): New prototype.
15803 (build_polynomial_chrec): For pointer types, the right hand
15804 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15805 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15806 Remove subtraction case as it is always addition now.
15807 Make sure the offset is converted to sizetype.
15808 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15809 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15810 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15811 PLUS_EXPR in pointer type.
15812 Handle POINTER_PLUS_EXPR.
15813 (tree_to_aff_combination): Likewise.
15814 (force_expr_to_var_cost): Likewise.
15815 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15816 instead of PLUS_EXPR for pointers.
15817 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15818 instead of PLUS_EXPR of pointer types.
15819 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15821 (check_va_list_escapes): Likewise.
15822 (check_all_va_list_escapes): Likewise.
15823 * dwarf2out.c (loc_descriptor_from_tree_1):
15824 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15825 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15826 (string_constant): Likewise.
15827 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15828 the offset to the base, use POINTER_PLUS_EXPR.
15829 (add_to_parts): Convert the index to sizetype.
15830 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15831 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15832 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15833 Offset only holds something for PLUS_EXPR.
15834 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15836 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15838 (analyze_accesses_for_modify_stmt): Likewise.
15839 Remove comment about the type being integral type as it is
15841 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15843 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15845 Correct the type which the artimentic is done in (is now
15848 * tree-data-ref.c (split_constant_offset): Handle
15850 * tree-affine.c (tree_to_aff_combination): Likewise.
15851 * c-typeck.c (build_unary_op): For pointers create the increment
15852 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15854 * gimplify.c (gimplify_self_mod_expr): Create a
15855 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15856 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15857 * tree.def (POINTER_PLUS_EXPR): New tree code.
15858 * tree-predcom.c (ref_at_iteration): If we have a pointer
15859 type do the multiplication in sizetype.
15860 * tree-mudflap.c (mf_xform_derefs_1): Create a
15861 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15862 * tree-ssa-forwprop.c
15863 (forward_propagate_addr_into_variable_array_index):
15864 Don't expect there to be a cast for the index as that
15865 does not exist anymore.
15866 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15867 instead of PLUS_EXPR.
15868 Don't check for the first operand of the POINTER_PLUS_EXPR
15869 was the index as it cannot be.
15870 Call forward_propagate_addr_into_variable_array_index with
15871 the SSA_NAME instead of the statement.
15872 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15873 (compare_constant): Likewise.
15874 (copy_constant): Likewise.
15875 (compute_reloc_for_constant): Likewise.
15876 (output_addressed_constants): Likewise.
15877 (initializer_constant_valid_p): Likewise.
15878 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15879 Convert the MIN/MAX of the inner type to the outer
15880 type before comparing them.
15881 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15882 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15883 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15884 of PLUS_EXPR for pointers.
15885 * tree-inline.c (estimate_num_insns_1): Handle
15887 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15888 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15889 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15890 instead of PLUS_EXPR for the pointer increment statement.
15891 (vect_update_ivs_after_vectorizer): For pointer types, create
15892 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15893 MULT_EXPR in sizetype.
15894 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15896 * tree-object-size.c (plus_expr_object_size): Handle
15897 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15898 code which is trying to figure out which side is a pointer and
15900 (check_for_plus_in_loops_1): Likewise.
15901 (check_for_plus_in_loops): Likewise.
15902 * c-common.c (pointer_int_sum): Create a
15903 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15904 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15905 only POINTER_PLUS_EXPR. Removing all the extra
15906 code which is trying to figure out which side is a pointer and
15908 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15909 PLUS_EXPR and MINUS_EXPR.
15910 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15912 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15913 with make_tree, instead of a pointer type.
15914 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15915 for pointers instead of PLUS_EXPR.
15916 (s390_gimplify_va_arg): Likewise.
15917 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15918 instead of PLUS_EXPR when doing addition on pointer
15919 types. Use sizetype for the second operand.
15920 (spu_gimplify_va_arg_expr): Likewise.
15921 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15922 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15923 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15924 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15925 for the pointer addition and also use size_int/sizetype
15927 (ix86_gimplify_va_arg): Likewise.
15928 Perform BIT_AND_EXPR on sizetype arguments.
15929 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15930 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15931 for the pointer additions and also use size_int for the offsets.
15932 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15933 additions and also use size_int for the offsets. Perform
15934 BIT_AND_EXPR on sizetype arguments.
15935 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15936 POINTER_PLUS_EXPR for pointers and create the
15937 BIT_AND_EXPR in sizetype.
15938 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15939 instead of PLUS_EXPR for pointer addition.
15940 (rs6000_va_start): Likewise.
15941 Also use sizetype for the offset.
15942 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15943 as PLUS_EXPR/MINUS_EXPR.
15944 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15945 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15946 Don't use BIT_AND_EXPR on a pointer type, convert the
15947 expression to sizetype first.
15948 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15950 (mips_gimplify_va_arg_expr): Likewise.
15951 Don't create BIT_AND_EXPR in a pointer type.
15953 2007-06-15 Eric Christopher <echristo@apple.com>
15955 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15956 (x86_64-*-darwin*): Ditto.
15957 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15960 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15962 * doc/extend.texi: Document behavior of __attribute__((aligned))
15965 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15967 * rtlanal.c (note_stores): Improve documentation.
15969 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15971 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15972 LOCAL_LABEL_PREFIX): Delete.
15973 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15974 (bfin_internal_label): Delete.
15976 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15978 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15979 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15980 otherwise define to LIBGCC2_TF_CEXT.
15981 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15982 (LIBGCC_TF_CEXT): Ditto.
15985 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15987 PR rtl-optimization/32339
15988 * df-scan.c (df_uses_record): Don't modify flags but just add to
15989 it for df_ref_record.
15991 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15993 * tree-mudflap.c: Fix whitespace issues.
15995 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15997 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15999 2007-06-14 Eric Christopher <echristo@apple.com>
16001 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16002 (movv4sf): Use gcc_unreachable instead of abort.
16004 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16007 * config/i386/sfp-machine.h (CMPtype): New define.
16008 (mach stubs): Use CMPtype instead of int as a return type.
16010 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16012 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16013 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16014 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16015 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16016 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16017 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16018 config/soft-fp/soft-fp.h: Update from glibc CVS.
16020 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16022 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16024 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16027 * config/v850/v850.c: Include dataflow header file.
16028 (substitute_ep_register): Fix typo.
16030 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16032 * configure.ac: Fix earlier checkin.
16033 * configure: Regenerated.
16035 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16037 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16038 * aclocal.m4: Regenerate.
16039 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16040 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16041 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16042 * configure: Regenerate.
16043 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16045 * Makefile.in (quickstrap): Build libgcc too.
16047 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16049 * configure.ac: Add --enable-checking=df. Explicitly mention that
16050 the variables are initialized as for "release".
16051 * df-core.c: Use it.
16052 * configure: Regenerate.
16053 * config.in: Regenerate.
16055 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16057 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16058 validate_replace_rtx instead of replace_rtx.
16059 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16061 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16063 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16064 (DWARF2_UNWIND_INFO): Override default if configured with
16066 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16067 (ENDFILE_SPEC): Add crtend.o.
16068 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16069 (ENDFILE_SPEC): Add crtend.o.
16070 (TARGET_USE_JCR_SECTION): Define.
16071 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16073 * config/i386/cygming-crtbegin.c: New file.
16074 * config/i386/cygming-crtend.c: New file.
16076 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16078 * config/i386/w32-unwind.h: New file.
16080 2007-06-13 Eric Christopher <echristo@apple.com>
16082 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16083 the user set a value below STACK_BOUNDARY.
16085 2007-06-13 Thiemo Seufer <ths@networkno.de>
16087 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16088 imply -lpthread for -pthread.
16090 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16092 * basic-block.h: Remove the prototype for
16093 free_basic_block_vars.
16094 * cfglayout.h: Remove the prototype for
16095 insn_locators_initialize.
16096 * tree.h: Remove the prototype for emit_line_note.
16098 * tree-ssa-pre.c (mergephitemp): Remove.
16099 (init_pre): Don't use mergephitemp.
16101 2007-06-13 Eric Christopher <echristo@apple.com>
16103 * config/i386/i386.c (override_options): If we've specified
16104 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16106 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16108 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16111 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16113 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16114 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16115 (eh_store_handler): New pattern.
16116 (eh_return): Emit it instead of a plain move.
16118 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16120 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16121 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16122 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16125 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16127 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16128 (find_next_insn_start, find_load): New functions.
16129 (bfin_reorg): Use them to deal with the fact that parallel insns are
16130 no longer represented as a SEQUENCE.
16132 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16134 * config/sparc/sparc.c (sparc_override_options): Initialize
16135 fpu mask correctly.
16137 2007-06-13 Dave Korn <dave.korn@artimi.com>
16139 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16141 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16143 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16144 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16145 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16146 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16147 tree-vect-transform.c: Fix comment typos. Follow spelling
16150 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16152 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16153 to the exit block use set.
16154 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16155 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16156 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16158 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16160 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16161 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16162 to indicate an error.
16163 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16165 (dbg_cnt_process_opt): Print an error on a bad argument.
16166 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16167 * common.opt (-fdbg-cnt-list): New.
16168 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16170 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16172 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16173 flag on ref-all pointers.
16175 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16177 PR middle-end/31579
16178 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16179 for the offset with the modifier as EXPAND_INITIALIZER
16180 if the modifier is EXPAND_INITIALIZER.
16181 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16182 a register if we had an overflow.
16184 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16186 * real.c (real_isfinite): New.
16187 (real_sqrt): Use it.
16188 * real.h (real_isfinite): New.
16189 * builtins.c: Use it.
16191 2007-06-12 Ian Lance Taylor <iant@google.com>
16192 Daniel Berlin <dberlin@dberlin.org>
16195 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16196 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16197 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16198 (DECL_NO_TBAA_P): Define.
16199 (struct tree_decl_common): Add no_tbaa_flag field.
16200 * tree-ssa-structalias.c (struct variable_info): Add
16201 no_tbaa_pruning field.
16202 (new_var_info): Initialize no_tbaa_pruning field.
16203 (unify_nodes): Copy no_tbaa_pruning field.
16204 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16205 (dump_solution_for_var): Print no_tbaa_pruning flag.
16206 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16208 (compute_tbaa_pruning): New static function.
16209 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16210 Call compute_tbaa_pruning.
16211 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16212 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16213 * gimple-low.c (lower_stmt): Likewise.
16214 * tree-gimple.c (is_gimple_stmt): Likewise.
16215 * tree-ssa-operands.c (get_expr_operands): Likewise.
16216 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16217 * tree-inline.c (estimate_num_insns_1): Likewise.
16218 (copy_result_decl_to_var): Likewise.
16219 * expr.c (expand_expr_real_1): Likewise.
16220 * tree-pretty-print.c (dump_generic_node): Likewise.
16221 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16222 * omp-low.c (omp_copy_decl_2): Likewise.
16223 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16224 * doc/c-tree.texi (Expression trees): Document
16225 CHANGE_DYNAMIC_TYPE_EXPR.
16227 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16229 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16230 with !HONOR_NANS and !HONOR_INFINITIES.
16231 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16233 2007-06-12 Tristan Gingold <gingold@adacore.com>
16235 * gcov.c: Comments updated.
16236 (source_info): Add file_time field.
16237 (source_index): New variable.
16238 (mutiple_files): New variable.
16239 (generate_results): New function extracted from process_file.
16240 (process_file): Save and restore chain of functions, generate
16241 results and free structures only if not merging results.
16242 (release_structures): File names are now freed in create_file_names
16243 (create_file_names): Free previous file names.
16244 (find_source): File date is now read here and modifications in
16245 source files is checked here.
16246 (read_graph_file): Only reverse order of functions for the current
16248 (make_gcov_file_name): Do not generate long names if input_name is
16250 (output_lines): If merging results do not display graph, data and
16252 Checking source file modification is done in find_source.
16254 * doc/gcov.texi: Append an s to sourcefile.
16256 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16258 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16259 (forced_nop): New pattern.
16260 * config/bfin/bfin.c: Include "df.h".
16261 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16262 (bfin_discover_loop): Use df_get_live_in instead of
16263 global_live_at_start.
16264 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16265 df_analyze when done.
16266 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16267 the insns. Use QImode for the final insn in a bundle. Call
16268 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16270 (reorder_var_tracking_notes): New function.
16271 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16272 update_life_info. Call df_analyze after scheduling and bundle
16273 generation. Call reorder_var_tracking_notes if generating these
16274 notes. Call df_finish_pass at the end.
16276 2007-06-12 Dirk Mueller <dmueller@suse.de>
16278 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16279 a comparison, not an assignment.
16281 2007-06-12 Olivier Hainque <hainque@adacore.com>
16283 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16284 Request walking the subtrees only, leaving the current is_lhs/val_only
16286 (convert_non_local_reference): Likewise.
16288 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16290 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16292 2007-06-12 Richard Guenther <rguenther@suse.de>
16294 PR tree-optimization/15353
16295 PR tree-optimization/31657
16296 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16297 * timevar.def: Add TV_TREE_IFCOMBINE.
16298 * tree-pass.h (pass_tree_ifcombine): Declare.
16299 * tree-ssa-ifcombine.c: New file.
16300 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16301 * tree-flow.h (blocks_in_phiopt_order): Declare.
16302 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16303 (tree-ssa-ifcombine.o): New dependencies.
16305 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16307 PR rtl-optimization/32293
16308 * combine.c (simplify_if_then_else): Truncate return from
16309 nonzero_bits() to correct mode.
16311 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16313 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16314 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16316 2007-06-11 Diego Novillo <dnovillo@google.com>
16318 * Makefile.in (reload1.o-warn): Remove.
16320 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16322 * combine.c (subst): Use reg_overlap_mentioned_p
16323 instead of comparing register numbers directly.
16325 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16327 * reload1.c (mark_home_live_1): Use the mode parameter.
16329 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16331 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16332 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16334 * df-core.c: Ditto.
16336 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16338 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16340 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16342 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16343 from integer registers.
16344 (FP mode splitters): Handle TFmode.
16346 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16348 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16349 for ref-all pointers that point-to anything.
16351 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16353 * config/arm/arm.c (arm_output_dwarf_dtprel,
16354 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16356 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16358 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16359 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16362 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16364 * tree.c (signed_or_unsigned_type_for): New.
16365 (unsigned_type_for): Use signed_or_unsigned_type_for.
16366 (signed_type_for): Use signed_or_unsigned_type_for.
16367 * tree.h (signed_or_unsigned_type_for): New.
16368 (get_signed_or_unsigned_type): Remove.
16369 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16370 lang_hooks.types.signed_type
16371 (size_diffop): Likewise.
16372 (all_ones_mask_p): Likewise.
16373 (build_range_check): Likewise.
16374 (fold_cond_expr_with_comparison): Likewise.
16375 (fold_cond_expr_with_comparison): Likewise.
16376 (unextend): Likewise.
16377 (extract_muldiv_1): Likewise.
16378 (fold_single_bit_test_into_sign_test): Likewise.
16379 (fold_binary): Likewise.
16380 (fold_ternary): Likewise.
16381 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16382 instead of get_signed_or_unsigned_type.
16383 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16384 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16385 * expr.c (signed_or_unsigned_type_for): Use
16386 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16387 * langhooks.c (get_signed_or_unsigned_type): Remove.
16388 (lhd_signed_or_unsigned_type): Remove.
16389 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16390 signed_or_unsigned_type.
16391 (lhd_signed_or_unsigned_type): Remove.
16392 * expmed.c (make_tree): Use signed_type_for instead of
16393 lang_hooks.types.signed_type.
16394 * c-common.c (same_scalar_type_ignoring_signedness): Use
16395 c_common_signed_type instead of lang_hooks.types.signed_type.
16396 (c_common_unsigned_type): New.
16397 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16398 (shorten_compare): Use c_common_unsigned_type instead of
16399 c_common_signed_or_unsigned_type.
16400 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16402 * convert.c (convert_to_integer): Use signed_type_for instead of
16403 lang_hooks.types.signed_type.
16404 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16405 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16406 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16407 * c-format.c (check_format_types): Use c_common_unsigned_type
16408 instead of unsigned_type_for.
16409 * c-decl.c (groakdeclarator): Likewise.
16410 * c-typeck.c (convert_for_assignment): Likewise.
16411 * c-common.h (c_common_unsigned_type): New.
16413 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16416 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16417 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16419 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16421 PR middle-end/32279
16422 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16423 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16425 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16426 Sebastian Pop <sebpop@gmail.com>
16428 * lambda-code.c (remove_iv): New.
16429 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16431 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16433 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16434 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16435 * tree-ssa-loop-prefetch.c: Include optabs.h.
16436 (FENCE_FOLLOWING_MOVNT): New macro.
16437 (struct mem_ref): Add independent_p and storent_p fields.
16438 (record_ref): Initalize the new fields.
16439 (gather_memory_references_ref): Return true if the reference
16441 (gather_memory_references): Check whether all memory accesses
16442 in loop were recorded.
16443 (should_issue_prefetch_p): Return false for nontemporal stores.
16444 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16445 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16446 (determine_loop_nest_reuse): Detect independent memory references.
16447 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16448 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16449 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16450 * config/i386/i386.h (x86_mfence): Declare.
16451 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16452 * config/i386/i386.c (x86_mfence): New variable.
16453 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16455 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16456 * optabs.c (init_optabs): Initialize storent_optab.
16457 * optabs.h (enum optab_index): Add OTI_storent.
16458 (storent_optab): Declare.
16459 * genopinit.c (optabs): Add initialization for storent_optab.
16460 * tree.h (MOVE_NONTEMPORAL): New macro.
16461 * expr.c (expand_assignment, store_expr, store_constructor_field,
16462 store_constructor, store_field, expand_expr_real_1): Propagate
16463 nontemporality of the expanded store.
16464 (emit_storent_insn): New function.
16465 * expr.h (expand_assignment, store_expr): Declaration changed.
16466 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16467 to expand_assignment.
16468 * stmt.c (expand_asm_expr): Ditto.
16469 * calls.c (initialize_argument_information): Pass false as
16470 nontemporality to store_expr.
16471 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16474 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16476 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16478 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16480 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16482 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16483 and allow DECL_P here.
16485 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16487 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16488 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16489 track of the size of the expression.
16490 * cfghooks.c (merge_blocks): Remove block from loops structure only
16491 after call of the merge_blocks hook.
16493 2007-06-09 Tom Tromey <tromey@redhat.com>
16495 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16496 (deprecated_state): Removed.
16497 (start_decl): Update.
16498 (enum deprecated_states): Moved earlier.
16499 (groktypename): Update.
16500 (push_parm_decl): Likewise.
16501 (grokfield): Likewise.
16502 (start_function): Likewise.
16504 2007-06-09 Ian Lance Taylor <iant@google.com>
16506 PR tree-optimization/32169
16507 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16508 CONVERT_EXPR, check whether min and max both converted to an
16509 overflow infinity representation.
16511 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16513 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16514 not inserted on the edge.
16516 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16518 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16519 instructions if they are supported.
16520 (__divsi3, __umodsi3, __modsi3): Likewise.
16521 (__ashldi3, __ashrdi3, __lshrdi3): New.
16522 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16524 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16525 Tony Linthicum <tony.linthicum@amd.com>
16527 * doc/invoke.texi: Add fvect-cost-model flag.
16528 * common.opt (fvect-cost-model): New flag.
16529 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16530 cost fields in stmt_vec_info struct for STMT.
16531 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16532 fields in stmt_vec_info struct and access functions for the same.
16533 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16534 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16535 load, store and vector to scalar operation.
16536 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16537 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16538 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16539 (TARG_VEC_STORE_COST): Define cost of vector store.
16540 (vect_estimate_min_profitable_iters): Define new function.
16541 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16542 check to evaluate if loop iterations are less than minimum profitable
16543 iterations determined by cost model or minimum vect loop bound defined
16544 by user, whichever is more conservative.
16545 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16546 run-time check to evaluate if loop iterations are less than minimum
16547 profitable iterations determined by cost model or minimum vect loop
16548 bound defined by user, whichever is more conservative.
16549 (vect_estimate_min_profitable_iterations): New function to estimate
16550 mimimimum iterartions required for vector version of loop to be
16551 profitable over scalar version.
16552 (vect_model_reduction_cost): New function.
16553 (vect_model_induction_cost): New function.
16554 (vect_model_simple_cost): New function.
16555 (vect_cost_strided_group_size): New function.
16556 (vect_model_store_cost): New function.
16557 (vect_model_load_cost): New function.
16558 (vectorizable_reduction): Call vect_model_reduction_cost during
16560 (vectorizable_induction): Call vect_model_induction_cost during
16562 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16563 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16564 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16565 vectorizable_promotion, vectorizable_demotion): Call
16566 vect_model_simple_cost during analysis phase.
16568 2007-06-08 Simon Baldwin <simonb@google.com>
16570 * reg-stack.c (get_true_reg): Readability change. Moved default case
16571 label into direct switch statement scope.
16573 2007-06-08 Simon Baldwin <simonb@google.com>
16575 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16576 in gcc_assert() with '==' comparison.
16578 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16580 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16581 TARGET_ABM handling of x86_popcnt variable.
16583 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16585 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16586 __builtin_copysignq and __builtin_infq built-in functions.
16588 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16590 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16591 SSE4.2 section. Correct built-in function names in SSE4A section.
16593 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16595 PR tree-optimization/32243
16596 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16597 for ncopies after ratio check between nunits_out and nunits_in.
16598 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16600 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16602 PR tree-optimization/32224
16603 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16604 vectorization upon a non GIMPLE_MODIFY_STMT.
16606 2007-06-08 Christian Bruel <christian.bruel@st.com>
16609 * config/sh/sh.md (doloop_end): New pattern and splitter.
16610 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16612 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16614 PR middle-end/32209
16615 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16617 (verify_dominators): Do not change dominance tree.
16619 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16621 * config/sh/constraints.md: New file.
16622 * config/sh/sh.c: Include tm-constrs.h.
16623 (reg_class_from_letter): Remove.
16624 (prepare_cbranch_operands): Use satisfies_constraint_*
16625 function instead of macro.
16626 (andcosts, broken_move, sh_secondary_reload): Likewise.
16627 * config/sh/predicates.md (trapping_target_operand): Likewise.
16628 (and_operand, arith_operand, arith_reg_or_0_operand,
16629 cmp_operand, logical_operand, target_operand,
16630 ua_address_operand, ua_offset, xor_operand): Likewise.
16631 * config/sh/sh.md: Include constraints.md.
16632 (*movsicc_t_false): Use satisfies_constraint_* function
16634 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16635 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16636 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16637 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16638 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16639 (REG_CLASS_FROM_CONSTRAINT): Remove.
16640 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16641 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16642 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16643 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16644 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16645 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16646 function instead of macro.
16647 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16648 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16649 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16650 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16651 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16652 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16653 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16654 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16655 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16656 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16657 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16658 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16659 EXTRA_CONSTRAINT_STR): Likewise.
16660 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16662 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16664 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16666 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16669 * c-common.h (flag_cpp0x): Replaced by...
16670 (cxx_dialect): ... this new variable specifying the C++ dialect that
16672 * c-common.c (flag_cpp0x): Removed.
16673 (cxx_dialect): Defined.
16674 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16676 * c-opts.c (c_common_post_options): Likewise.
16677 (set_std_cxx98): Set cxx_dialect to cxx98.
16678 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16680 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16681 Hui-May Chang <hm.chang@apple.com>
16683 * doc/invoke.texi (Darwin Options): Update documentation for
16684 -mmacosx-version-min.
16685 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16686 * config/darwin-driver.c: New file.
16687 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16688 * config/t-darwin (darwin-driver.o): New rule.
16690 * config/darwin-c.c (version_as_macro): Ignore low digit.
16692 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16694 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16695 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16696 (CSGNMODE): New mode macro.
16697 (CSGNVMODE): New mode attribute.
16698 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16699 expander using CSGNMODE mode macro. Handle TFmode.
16700 (copysign<mode>3_const): Rename from copysignsf3_const and
16701 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16703 (copysign<mode>3_var): Rename from copysignsf3_var and
16704 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16706 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16707 mode macro. Handle TFmode.
16708 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16709 (iortf3, *iortf3): Ditto.
16710 (xortf3, *xortf3): Ditto.
16711 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16712 TFmode and TImode masks.
16713 (ix86_expand_copysign): Expand TFmode copysign insn.
16714 (IX86_BUILTIN_INFQ): New.
16715 (IX86_BUILTIN_FABSQ): Ditto.
16716 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16717 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16718 [__builtin_fabsq]: Ditto.
16719 [__builtin_copysignq]: Ditto.
16720 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16721 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16722 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16723 ix86_expand_binop_builtin().
16725 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16727 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16729 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16732 * rtl.h (push_to_sequence2): New.
16733 * emit-rtl.c (push_to_sequence2): New.
16734 * function.c (assign_parm_data_all): Add new fields.
16735 (assign_parm_setup_block): Call push_to_sequence2 instead of
16737 (assign_parm_setup_reg): Ditto.
16738 (assign_parm_setup_stack): Ditto.
16739 (assign_parms_unsplit_complex): Ditto.
16740 (assign_parms): Change field name.
16742 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16744 PR tree-optimization/32220
16745 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16746 phi node is reached before defining statement.
16748 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16751 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16752 after changing the right hand side of the assignment.
16754 2007-06-06 Eric Christopher <echristo@apple.com>
16756 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16757 (x86_64-*-darwin*): Ditto.
16758 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16759 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16761 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16763 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16764 coding conventions.
16765 (add_key): Likewise.
16766 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16767 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16769 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16771 (add_cost_one_coalesce): Likewise.
16772 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16773 variable names. Rename orig to orig_name for consistency.
16774 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16775 coding conventions.
16776 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16778 (record_equivalences_from_stmt): Likewise.
16779 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16780 the coding conventions.
16781 (memory_ssa_name_same): Likewise.
16782 (dse_optimize_stmt): Likewise.
16783 (dse_record_phis): Likewise.
16784 (dse_finalize_block): Likewise.
16785 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16786 keywords as variable names.
16787 (may_move_till): Cast according to the coding conventions.
16788 (force_move_till_expr): Avoid using C++ keywords as variable names.
16789 (force_move_till): Cast according to the coding conventions.
16790 (memref_hash): Likewise.
16791 (memref_eq): Likewise.
16792 (gather_mem_refs_stmt): Likewise.
16793 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16794 using C++ keywords as variable names.
16795 (idx_find_step): Cast according to the coding conventions.
16796 (idx_record_use): Likewise.
16797 (find_depends): Likewise.
16798 (prepare_decl_rtl): Likewise.
16799 (mbc_entry_hash): Likewise.
16800 (mbc_entry_eq): Likewise.
16801 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16802 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16803 (idx_infer_loop_bounds): Cast according to the coding conventions.
16804 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16805 * tree-ssa-math-opts.c (occ_new ): Likwise.
16806 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16808 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16810 (add_use_op): Likewise.
16811 (add_vop): Likewise.
16812 (add_vuse_op): Likewise.
16813 (add_vdef_op): Likewise.
16814 (get_expr_operands): Likewise.
16815 (push_stmt_changes): Use type safe memory macros.
16816 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16817 keywords as variable names.
16818 (conditional_replacement): Likewise.
16819 (minmax_replacement): Likewise.
16820 (abs_replacement): Likewise.
16821 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16822 coding conventions.
16823 (insert_fake_stores): Avoid using C++ keywords as variable names.
16824 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16826 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16827 (heapvar_insert): Use type safe memory macros.
16828 (new_var_info): Cast according to the coding conventions.
16829 (new_constraint): Likewise.
16830 (remove_preds_and_fake_succs): Use type safe memory macros.
16831 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16833 (thread_single_edge): Likewise.
16834 (thread_through_loop_header): Likewise.
16836 2007-06-06 Eric Christopher <echristo@apple.com>
16838 * config/i386/i386.c (override_options): Move handling
16839 of TARGET_SUBTARGET* earlier.
16841 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16843 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16846 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16848 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16849 emited outside of basic block.
16850 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16851 the created blocks.
16852 * rtl.h (delete_insn_chain): Declaration changed.
16853 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16855 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16856 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16857 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16858 to delete_insn_chain.
16859 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16860 do not have bb field set.
16861 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16863 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16864 * cfgcleanup.c (try_optimize_cfg): Ditto.
16866 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16868 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16869 (lambda_body_vector_new): Use type safe memory macros.
16870 (lambda_linear_expression_new): Likewise.
16871 (lambda_loopnest_new): Likewise.
16872 (lambda_lattice_new): Likewise.
16873 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16874 conventions. Use type safe memory macros.
16875 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16876 (lambda_body_vector_s): Likewise.
16877 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16878 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16880 2007-06-06 Richard Guenther <rguenther@suse.de>
16882 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16883 if we need to schedule cfg_cleanup.
16884 (tree_ssa_forward_propagate_single_use_vars): Do so.
16886 2007-06-06 Ian Lance Taylor <iant@google.com>
16888 * fold-const.c (merge_ranges): If range_successor or
16889 range_predecessor fail, just return 0.
16891 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16893 PR tree-optimization/32216
16894 * tree-vectorizer.c (supportable_widening_operation): Determine
16895 signedness of FIX_TRUNC_EXPR from output operand.
16896 (supportable_narrowing_operation): Ditto.
16897 * tree-vect-generic.c (expand_vector_operations_1): Determine
16898 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16899 from input operand.
16901 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16903 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16904 (struct pta): ...from here. Change flags to unsigned to avoid
16905 excessive casting (as it is used as a bit mask).
16906 (override_options): Add casts according to the coding convenventions.
16907 (x86_64_elf_unique_section): Likewise.
16908 (examine_argument): Avoid using C++ keywords as variable names.
16909 (construct_container): Likewise.
16910 (legitimize_pic_address): Likewise.
16911 (get_dllimport_decl): Cast according to the coding conventions. Use
16912 type safe memory macros.
16913 (legitimize_address): Cast according to the coding conventions.
16914 (emit_i387_cw_initialization): Corrected the type of slot to enum
16916 (ix86_init_machine_status): Use type safe memory macros.
16917 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16918 (bdesc_pcmpistr): Likewise.
16919 (bdesc_crc32): Likewise.
16920 (bdesc_sse_3arg): Likewise.
16921 (bdesc_2arg): Likewise.
16922 (bdesc_1arg): Likewise.
16923 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16924 (ix86_expand_sse_pcmpistr): Likewise.
16925 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16926 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16927 int to match the langhook definition.
16928 (ix86_builtin_conversion): Change the type of code to unsigned init to
16929 match the langhook definition.
16930 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16932 (ix86_preferred_output_reload_class): Likewise.
16933 (ix86_cannot_change_mode_class): Likewise.
16934 (ix86_memory_move_cost): Likewise.
16935 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16936 avoid excessive casting later on.
16937 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16939 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16941 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16942 as flags setting insn.
16943 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16945 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16947 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16948 (UNSPEC_ROUND): New.
16949 ("sse4_1_round<mode>2"): New insn pattern.
16950 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16952 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16953 expander using SSEMODEF mode macro. Expand using
16954 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16955 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16956 expander using SSEMODEF mode macro. Expand using
16957 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16958 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16959 expander using SSEMODEF mode macro. Expand using
16960 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16961 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16962 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16963 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16966 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16967 Sebastian Pop <sebpop@gmail.com>
16969 * lambda.h (build_linear_expr): New.
16970 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16971 Use build_linear_expr, call fold and force_gimple_operand.
16972 (lambda_loopnest_to_gcc_loopnest): Check that there is
16973 something to insert.
16974 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16976 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16978 PR preprocessor/23479
16979 * doc/extend.texi: Document the 0b-prefixed binary integer
16980 constant extension.
16982 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16984 PR tree-optimization/32215
16985 * tree-vectorizer.c (supportable_widening_operation): Return false
16986 for unsupported FIX_TRUNC_EXPR tree code.
16987 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16989 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16991 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16992 register on SPE targets. Change documentation to reflect
16994 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16995 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16996 out of the register allocation pool.
16997 (rs6000_reg_live_or_pic_offset_p): New function.
16998 (rs6000_emit_prologue): Move the actual saving of LR up to free
16999 r0 for holding r11. Split saving of SPE 64-bit registers into
17000 its own case. Ensure that offsets will always be in-range for
17001 'evstdd' by using r11 as a scratch register to point at the start
17002 of the SPE save area. Save r11 if necessary, as it is the static
17004 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17005 into its own case. Ensure that offsets will always be in-range
17006 for 'evldd' by using r11 as a scratch register to point at the
17007 start of the SPE save area. Also adjust r11 when restoring
17008 the stack pointer to compensate for pre-loading r11.
17010 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17012 * cfg.c (init_flow): Use type safe memory macros.
17013 (alloc_block): Likewise.
17014 (unchecked_make_edge): Likewise.
17015 (dump_flow_info): Avoid using C++ keywords as variable names.
17016 (copy_original_table_clear): Cast according to the coding conventions.
17017 (copy_original_table_set): Likewise.
17018 * cfgexpand (label_rtx_for_bb): Likewise.
17019 (expand_gimple_basic_block): Likewise.
17020 * cfghooks.c (dump_bb): Likewise.
17021 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17023 (lv_add_condition_to_bb): Likewise.
17024 * cfglayout (relink_block_chain): Cast according to the coding
17026 (fixup_reorder_chain): Likewise.
17027 (fixup_fallthru_exit_predecessor): Likewise.
17028 * cfgloop.c (glb_enum_p): Likewise.
17029 (get_exit_description): Likewise.
17030 (dump_recorded_exit): Likewise.
17031 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17032 (struct loop): ... from here.
17033 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17035 * cfgrtl.c (rtl_create_basic_block): Likewise.
17036 (rtl_split_block): Likewise.
17037 (rtl_dump_bb): Likewise.
17038 (cfg_layout_split_block): Likewise.
17039 (init_rtl_bb_info): Use typesafe memory macros.
17041 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17042 * graphds.h: Updated all usages of edge to graph_edge.
17043 * graphds.c: Likewise.
17044 * cfgloopanal.c: Likewise.
17046 2007-06-05 Ian Lance Taylor <iant@google.com>
17048 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17049 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17050 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17052 (test_for_singularity): Likewise.
17054 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17056 * config/i386/constraints.md ("Y2"): Replaced by ...
17058 * config/i386/i386.md: Likewise.
17059 * config/i386/mmx.md: Likewise.
17060 * config/i386/sse.md: Likewise.
17062 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17064 * config/i386/constraints.md ("z"): Replaced by ...
17066 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17067 (sse4_1_blendvps): Likewise.
17068 (sse4_1_pblendvb): Likewise.
17069 (sse4_2_pcmpestr): Likewise.
17070 (sse4_2_pcmpestrm): Likewise.
17071 (sse4_2_pcmpestr_cconly): Likewise.
17072 (sse4_2_pcmpistr): Likewise.
17073 (sse4_2_pcmpistrm): Likewise.
17074 (sse4_2_pcmpistr_cconly): Likewise.
17076 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17078 * matrix-reorg.c (transform_access_sites): Fix computation.
17079 (transform_allocation_sites): Same.
17081 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17083 * config/i386/i386.c (override_options): Use
17084 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17086 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17088 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17089 (nonimm_not_xmm0_operand): Ditto.
17090 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17091 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17092 as operand[2] predicate. Require "z" class XMM register for
17093 operand[3]. Adjust asm template.
17094 ("sse4_1_blendvpd"): Ditto.
17095 ("sse4_1_pblendvb"): Ditto.
17096 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17097 force op2 into xmm0 register for variable blend instructions.
17099 2007-06-04 Tom Tromey <tromey@redhat.com>
17101 * c-tree.h (start_enum): Update.
17102 (build_enumerator): Likewise.
17103 * c-decl.c (enum_next_value): Removed.
17104 (enum_overflow): Likewise.
17105 (start_enum): Add c_enum_contents argument. Don't use globals.
17106 (build_enumerator): Likewise.
17107 * c-tree.h (struct c_enum_contents): New struct.
17109 2007-06-04 Tom Tromey <tromey@redhat.com>
17111 * c-common.c (c_common_get_alias_set): Fix indentation.
17113 2007-06-04 Ian Lance Taylor <iant@google.com>
17115 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17116 to overflow, reduce overflow infinity to regular infinity.
17117 (vrp_var_may_overflow): New static function.
17118 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17120 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17122 * stor-layout.c (layout_type): Remove duplicate code.
17124 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17127 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17128 before build_common_builtin_nodes ().
17130 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17133 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17135 2007-06-04 Jan Hubicka <jh@suse.cz>
17137 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17138 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17139 instead of _stat version.
17141 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17143 PR tree-optimization/32194
17144 * tree-predcom.c (determine_offset): Check that both references have
17147 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17149 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17150 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17151 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17152 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17153 Add argument to iterate_fix_dominators call.
17154 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17155 * gcse.c (hoist_code): Change domby to vector.
17156 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17157 Add argument to iterate_fix_dominators call.
17158 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17159 recompute_dominator.
17160 * lambda-code.c (perfect_nestify): Ditto.
17161 * cfgloopanal.c: Include graphds.h.
17162 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17163 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17164 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17166 * graphds.c: New file.
17167 * graphds.h: New file.
17168 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17169 (get_dominated_by, get_dominated_by_region): Change return type to
17171 (verify_dominators): Recompute all dominators and compare the results.
17172 (recount_dominator): Renamed to ...
17173 (recompute_dominator): ... this. Do not check that the block is
17174 dominated by entry.
17175 (iterate_fix_dominators): Reimplemented.
17176 (prune_bbs_to_update_dominators, root_of_dom_tree,
17177 determine_dominators_for_sons): New functions.
17178 * et-forest.c (et_root): New function.
17179 * et-forest.h (et_root): Declare.
17180 * Makefile.in (graphds.o): Add.
17181 (cfgloopanal.o): Add graphds.h dependency.
17182 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17183 * basic-block.h (get_dominated_by, get_dominated_by_region,
17184 iterate_fix_dominators): Declaration changed.
17185 (recount_dominator): Renamed to ...
17186 (recompute_dominator): ... this.
17187 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17188 (thread_through_all_blocks): Do not free dominance info.
17190 2007-06-03 Andreas Schwab <schwab@suse.de>
17192 * config/m68k/m68k.c (override_options): Don't override
17194 * config/m68k/m68k-modes.def (SF, DF): Define to use
17195 motorola_single_format and motorola_double_format, resp.
17196 * real.c (motorola_single_format): Renamed from
17197 coldfire_single_format.
17198 (motorola_double_format): Renamed from coldfire_double_format.
17199 (encode_ieee_extended): Generate a proper canonical NaN image
17200 respecting canonical_nan_lsbs_set.
17201 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17203 * real.h: Adjust declarations.
17205 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17208 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17209 the symbol is generated with the stack protector.
17211 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17213 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17214 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17216 * doc/extend.texi (interrupt): Mention m68k.
17218 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17220 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17221 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17222 (ix86_expand_sse_pcmpestr): Do not check operands for
17223 "register_operand", when insn operand predicate is "register_operand".
17224 (ix86_expand_sse_pcmpistr): Ditto.
17226 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17227 Uros Bizjak <ubizjak@gmail.com>
17229 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17230 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17231 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17232 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17233 * config/i386/constraints.md ("z"): New register constraint
17234 for members of SSE_FIRST_REG class.
17235 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17236 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17237 SSE_FIRST_REG class.
17238 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17239 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17240 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17241 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17242 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17243 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17244 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17245 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17246 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17247 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17248 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17249 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17250 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17251 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17252 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17253 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17254 (struct builtin_description): Change "flag" field to unsigned.
17255 (bdesc_pcmpestr): New builtin description table.
17256 (bdesc_pcmpistr): Likewise.
17257 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17258 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17259 Initialize pcmp[ei]str[im] insns for SSE4.2.
17260 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17261 (ix86_expand_sse_pcmpistr): Likewise.
17262 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17263 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17264 (UNSPEC_PCMPISTR): Likewise.
17265 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17266 (sse4_2_pcmpestri):New isns pattern.
17267 (sse4_2_pcmpestrm): Likewise.
17268 (sse4_2_pcmpestr_cconly): Likewise.
17269 (sse4_2_pcmpistr): New insn patern and splitter.
17270 (sse4_2_pcmpistri):New isns pattern.
17271 (sse4_2_pcmpistrm): Likewise.
17272 (sse4_2_pcmpistr_cconly): Likewise.
17273 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17276 2007-06-01 David Daney <ddaney@avtrex.com>
17278 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17279 LOADGP_ABSOLUTE and not binds_local_p.
17281 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17283 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17285 2007-06-01 Ian Lance Taylor <iant@google.com>
17287 * tree-vrp.c (compare_name_with_value): Always set
17288 used_strict_overflow if we get a result from the variable itself.
17290 2007-06-01 Ian Lance Taylor <iant@google.com>
17292 PR rtl-optimization/31455
17293 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17294 subregs which have a cast between modes which are not tieable.
17296 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17298 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17299 breaks after return statements.
17301 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17303 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17304 only after no_new_pseudos.
17306 2007-05-31 Eric Christopher <echristo@apple.com>
17308 * expr.c (convert_move): Assert that we don't have a BLKmode
17310 (store_expr): Handle BLKmode moves by calling emit_block_move.
17312 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17314 * c-typeck.c (build_indirect_ref): Include type in error message.
17315 (build_binary_op): Pass types to binary_op_error.
17316 * c-common.c (binary_op_error): Take two type arguments, print out
17318 * c-common.h (binary_op_error): Update prototype.
17320 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17322 * config/i386/i386.c: Correct coments on -mno-sse4.
17324 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17326 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17327 (x86_64-*-*): Likewise.
17328 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17329 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17330 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17331 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17332 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17333 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17334 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17335 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17336 (OPTION_MASK_ISA_SSE4): Likewise.
17337 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17338 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17339 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17340 (override_options): Support SSE4.2.
17341 (ix86_build_const_vector): Support SImode and DImode.
17342 (ix86_build_signbit_mask): Likewise.
17343 (ix86_expand_int_vcond): Support V2DImode.
17344 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17345 (IX86_BUILTIN_CRC32HI): Likewise.
17346 (IX86_BUILTIN_CRC32SI): Likewise.
17347 (IX86_BUILTIN_CRC32DI): Likewise.
17348 (IX86_BUILTIN_PCMPGTQ): Likewise.
17349 (bdesc_crc32): Likewise.
17350 (bdesc_sse_3arg): Likewise.
17351 (ix86_expand_crc32): Likewise.
17352 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17353 (ix86_expand_builtin): Likewise.
17354 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17355 __SSE4_2__ for -msse4.2.
17356 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17357 (CRC32MODE): Likewise.
17358 (crc32modesuffix): Likewise.
17359 (crc32modeconstraint): Likewise.
17360 (sse4_2_crc32<mode>): Likewise.
17361 (sse4_2_crc32di): Likewise.
17362 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17364 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17365 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17366 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17367 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17368 (vcondu<mode>): Likewise.
17369 * doc/extend.texi: Document SSE4.2 built-in functions.
17370 * doc/invoke.texi: Document -msse4.2/-msse4.
17372 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17374 PR tree-optimization/32160
17375 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17376 variable as gimple reg.
17377 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17379 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17381 * gcc.c (main): Don't consider linker options when issuing the
17382 warning about a linker input file not being used.
17384 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17386 * tree-vrp.c (compare_names): Initialize sop.
17388 2007-05-30 Dirk Mueller <dmueller@suse.de>
17390 * cgraphunit.c (cgraph_analyze_function): Remove
17391 computation of inline parameters.
17393 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17395 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17397 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17399 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17400 Add vx-common.h. Include vxworks.h between vx-common.h and
17402 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17404 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17405 (TARGET_ASM_DESTRUCTOR): Likewise.
17406 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17407 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17408 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17409 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17410 (VXWORKS_ENDIAN_SPEC): Define.
17411 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17412 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17413 VXWORKS_* equivalents.
17414 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17415 (ASM_FILE_START): Delete.
17416 (TARGET_VERSION): Reformat.
17417 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17418 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17419 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17420 (FPBIT, DPBIT): Define.
17421 (fp-bit.c, dp-bit.c): New rules.
17422 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17423 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17424 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17425 * config/arm/arm.h: Include vxworks-dummy.h.
17426 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17427 Mark with ATTRIBUTE_UNUSED.
17428 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17429 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17430 make it incompatible with -msingle-pic-base.
17431 (arm_function_ok_for_sibcall): Return false for calls that might
17432 go through a VxWorks PIC PLT entry.
17433 (require_pic_register): New function, split out from...
17434 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17436 (arm_load_pic_register): Handle the VxWorks RTP initialization
17437 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17438 (arm_emit_call_insn): New function.
17439 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17440 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17441 (pic_offset_arm): New pattern.
17442 (call, call_value): Use arm_emit_call_insn.
17443 (call_internal, call_value_internal): New expanders.
17444 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17445 VxWorks unless __PIC__.
17447 2007-05-30 Eric Christopher <echristo@gmail.com>
17449 * genrecog.c: Include regs.h in generated file.
17450 * genemit.c: Ditto. Fix up formatting.
17451 * config/mn10300/constraints.md: New.
17452 * config/mn10300/mn10300.md: Include.
17453 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17454 Fix up for removed macro.
17455 * config/mn10300/predicates.md (call_address_operand): Ditto.
17456 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17457 (CONST_OK_FOR_I): Ditto.
17458 (CONST_OK_FOR_J): Ditto.
17459 (CONST_OK_FOR_K): Ditto.
17460 (CONST_OK_FOR_L): Ditto.
17461 (CONST_OK_FOR_M): Ditto.
17462 (CONST_OK_FOR_N): Ditto.
17463 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17467 (EXTRA_CONSTRAINT): Ditto.
17469 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17471 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17473 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17474 OPTION_MASK_ISA_64BIT.
17475 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17477 2007-05-30 Richard Guenther <rguenther@suse.de>
17479 PR middle-end/32152
17480 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17481 types for comparison.
17482 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17483 with original typed arguments.
17484 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17486 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17488 PR tree-optimization/31769
17489 * except.c (duplicate_eh_regions): Clear prev_try if
17490 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17492 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17494 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17495 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17496 bsi of the location where statements should be inserted.
17497 (sink_code_in_bb): Take bsi from statement_sink_location.
17498 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17499 instead of bsi_start.
17500 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17502 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17503 (bsi_move_before): Document inconsistency with bsi_move_after.
17504 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17506 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17508 * config/i386/i386.h (TARGET_ABM): New define.
17509 (TARGET_POPCNT): Ditto.
17510 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17511 New temporary defines to redefine from OPTION_ISA_* defines.
17512 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17513 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17514 (ix86_isa_flags): New extern int declaration.
17515 (TARGET_SUBTARGET_DEFAULT): New define.
17516 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17517 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17518 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17519 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17520 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17521 * config/i386/darwin.h: Change TARGET_64BIT define to
17524 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17525 using existing "ix86_isa_flags" varible.
17526 (m32, m64): Use existing "ix86_isa_flags" variable.
17527 (mmmx, m3dnow): Ditto.
17528 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17529 (mabm): Define as non-negative option using "x86_abm" variable.
17530 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17532 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17533 Rewrite feature test bitmap.
17534 (ix86_isa_flags): New initialized global int varible.
17535 (ix86_isa_flags_explicit): New static int variable.
17536 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17537 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17538 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17539 target_flags_explicit.
17540 (override_options): Remove "target_enable" and "target_disable" fields
17541 from "struct ptt". Update processor_target_table accordingly. Remove
17542 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17543 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17544 "target_flags" and "ix86_isa_flags_explicit" instead of
17545 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17546 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17547 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17548 to true when either of PTA_POPCNT or PTA_ABM is set in
17549 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17550 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17551 processor_alias_table flags entry. Remove handling of
17552 "target_enable" and "target_disable" fields of processor_target_table.
17553 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17554 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17555 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17556 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17557 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17559 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17561 2007-05-29 David Daney <ddaney@avtrex.com>
17564 * config/mips/mips.c (mips_output_mi_thunk): Emit
17565 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17567 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17568 * config/i386/i386.c (ix86_function_regparm): Added checking of
17569 ix86_force_align_arg_pointer to determine the number of
17570 register parameters.
17572 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17574 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17575 (SET_DR_MISALIGNMENT): New.
17576 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17577 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17578 Use SET_DR_MISALIGNMENT.
17579 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17581 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17582 find_loop_nest): Export.
17583 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17584 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17585 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17586 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17588 (struct mem_ref): Add field reuse_distance.
17589 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17590 Initialize reuse_distance field.
17591 (issue_prefetch_ref): Select temporality of prefetch according to
17593 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17594 self_reuse_distance, determine_loop_nest_reuse): New functions.
17595 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17596 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17597 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17600 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17602 * tree-ssa-alias.c: Add aliasing overview.
17604 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17605 Danny Smith <dannysmith@users.sourceforge.net>
17608 * config/i386/t-crtfm: Compile crtfastmath.o with
17609 -minline-all-stringops.
17610 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17611 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17613 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17615 * doc/md.texi: Document constraints on HP PA-RISC.
17617 * pa/constraints.md: New file.
17618 * pa.md: Include constraints.md.
17619 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17620 (integer_store_memory_operand, ldil_cint_p): New functions.
17621 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17622 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17623 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17624 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17625 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17627 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17630 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17631 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17632 case POSTDECREMENT_EXPR>): Return the error_mark_node
17633 if either the real or imaginary parts would an
17636 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17638 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17639 name when we remove it from a call.
17641 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17643 * targhooks.c (default_narrow_bitfield): Remove.
17644 * targhooks.h: Remove the prototype for
17645 default_narrow_bitfield.
17647 * langhooks-def.h: Remove the prototype for
17648 hook_get_alias_set_0.
17649 * langhooks.c (hook_get_alias_set_0): Remove.
17651 * global.c (EXECUTE_IF_CONFLICT): Remove.
17653 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17656 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17657 return true when truth_value_p is true and the type
17660 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17662 * doc/install.texi (Prerequisites): We no longer require Autoconf
17663 2.13 for the top-level.
17665 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17667 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17668 memory access via x86_expand_vector_move_misalign() only for
17669 TImode values on 32-bit targets.
17671 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17673 * matrix-reorg.c: New file. Implement matrix flattening and
17674 transposing optimization.
17675 * tree-pass.h: Add matrix reorg pass.
17676 * common.opt: Add fipa-mreorg flag.
17677 * Makefile.in: Add matrix-reorg.c.
17678 * passes.c: Add matrix reorg pass.
17679 * varpool.c (add_new_static_var): New function.
17680 * cgraph.h (add_new_static_var): Declare.
17682 2007-05-27 Eric Christopher <echristo@apple.com>
17684 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17685 sp_offset depending on stack size. Save r12 depending
17686 on registers we're saving later.
17687 (rs6000_emit_epilogue): Update sp_offset depending only
17690 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17692 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17693 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17694 * ifcvt.c (if_convert): Ditto.
17695 * tree-ssa-threadupdate.c (thread_block): Ditto.
17696 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17697 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17698 verify_loop_closed_ssa): Check number_of_loops instead of
17700 * predict.c (tree_estimate_probability): Ditto.
17701 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17702 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17703 * modulo-sched.c (sms_schedule): Ditto.
17704 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17705 (scev_finalize): Do not do anything if scev analysis was not
17707 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17708 current_loops == NULL.
17709 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17710 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17711 there are no loops.
17712 (loop_optimizer_finalize): Assert that loops were analyzed.
17713 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17714 rtl_doloop): Check number_of_loops instead of current_loops.
17715 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17716 current_loops == NULL.
17717 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17718 gate_tree_vectorize tree_linear_transform, check_data_deps,
17719 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17720 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17721 Check number_of_loops instead of current_loops.
17722 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17723 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17724 free loops if available.
17725 (execute_pre): Do not pass do_fre to fini_pre.
17727 2007-05-27 Tobias Burnus <burnus@net-b.de>
17729 PR middle-end/32083
17730 * real.c (mpfr_from_real): Fix sign of -Inf.
17732 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17734 * tree-vect-transform.c (vectorizable_conversion): Initialize
17735 tree_code variables to ERROR_MARK.
17736 (vectorizable_type_demotion): Likewise.
17737 (vectorizable_type_promotion): Likewise.
17739 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17742 * config/i386/i386.md (movti): Handle push operands via
17743 ix86_expand_push().
17745 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17747 * basic-block.h: Remove the prototype for merge_seq_blocks.
17748 * cfgcleanup.c (merge_seq_blocks): Remove.
17750 * tree-flow.h: Remove the prototype for is_aliased_with.
17751 * tree-ssa-alias.c (is_aliased_with): Remove.
17753 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17755 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17757 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17759 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17760 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17761 (vec_unpacks_hi_v16qi): Likewise.
17762 (vec_unpacku_lo_v16qi): Likewise.
17763 (vec_unpacks_lo_v16qi): Likewise.
17764 (vec_unpacku_hi_v8hi): Likewise.
17765 (vec_unpacks_hi_v8hi): Likewise.
17766 (vec_unpacku_lo_v8hi): Likewise.
17767 (vec_unpacks_lo_v8hi): Likewise.
17768 (vec_unpacku_hi_v4si): Likewise.
17769 (vec_unpacks_hi_v4si): Likewise.
17770 (vec_unpacku_lo_v4si): Likewise.
17771 (vec_unpacks_lo_v4si): Likewise.
17773 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17775 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17776 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17777 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17778 follow spelling conventions in various
17779 warning/error/diagnostic messages.
17781 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17782 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17783 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17784 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17785 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17786 * doc/tm.texi: Follow spelling conventions.
17788 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17791 * tree-ssa-forwprop.c
17792 (forward_propagate_addr_into_variable_array_index): Remove
17793 the lhs argument. Use the type of def_rhs instead of lhs.
17794 (forward_propagate_addr_expr_1): Update use of
17795 forward_propagate_addr_into_variable_array_index.
17797 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17798 Nigel Stephens <nigel@mips.com>
17800 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17801 function attributes, "far" being an alias for "long_call".
17802 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17803 (mips_near_type_p, mips_far_type_p): New.
17804 (mips_comp_type_attributes): New function to check that attributes
17805 attached to a function type are compatible.
17806 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17807 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17808 to the target function of the thunk.
17809 (mips_encode_section_info): Check for "near" and "far" function
17810 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17812 * config/mips/predicates.md (const_call_insn_operand): Test only
17813 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17815 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17818 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17819 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17820 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17821 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17823 2007-05-25 Eric Christopher <echristo@apple.com>
17825 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17826 to x86-darwin configurations.
17827 * config/i386/t-darwin: Add softfp support.
17828 * config/i386/t-darwin64: Ditto.
17829 * config/i386/sfp-machine.h: If mach then don't use
17830 aliasing, emit a stub to call.
17832 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17834 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17835 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17836 tree-predcom.c, tree-ssa-alias-warnings.c,
17837 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17838 comment typos. Follow spelling conventions.
17839 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17841 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17844 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17845 constants into memory. Expand unaligned memory references for
17846 SSE modes via x86_expand_vector_move_misalign() function.
17848 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17850 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17851 "memory" attribute for "sseishft" type insn without operands[2].
17853 2007-05-25 Dirk Mueller <dmueller@suse.de>
17854 Marcus Meissner <meissner@suse.de>
17856 * doc/extend.texi (alloc_size): New attribute.
17857 * c-common.c (handle_alloc_size_attribute): New.
17858 * tree-object-size.c (alloc_object_size): Use alloc_size
17859 attribute, if available.
17861 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17863 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17865 (__builtin_ia32_vec_ext_v2di): Likewise.
17866 (__builtin_ia32_vec_ext_v4si): Likewise.
17867 (__builtin_ia32_vec_ext_v8hi): Likewise.
17868 (__builtin_ia32_vec_ext_v16qi): Likewise.
17869 (__builtin_ia32_vec_set_v8hi): Likewise.
17871 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17873 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17875 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17877 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17878 (arm_is_longcall_p): Rename to...
17879 (arm_is_long_call_p): ...this. Take a single tree argument and
17881 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17882 (CUMULATIVE_ARGS): Remove call_cookie.
17883 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17884 (ENCODED_LONG_CALL_ATTR_P): Delete.
17885 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17886 LONG_CALL_FLAG_CHAR cases.
17887 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17888 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17889 ARM_DECLARE_FUNCTION_SIZE.
17890 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17891 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17892 (arm_encode_call_attribute, current_file_function_operand): Delete.
17893 (arm_function_in_section_p): New function.
17894 (arm_is_longcall_p): Rename to...
17895 (arm_is_long_call_p): ...this. Take the target function as a single
17896 argument and return a bool. Do not rely on call cookies. Check
17897 whether the target symbol is in the same section as the current
17898 function, not just the same compilation unit.
17899 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17900 (arm_encode_section_info): Don't encode a call type.
17901 * config/arm/arm.md (call, call_value): Update calls to
17902 arm_is_long(_)call_p. Simplify logic.
17903 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17904 Update calls to arm_is_long(_)call_p.
17906 2007-05-25 Richard Guenther <rguenther@suse.de>
17908 PR tree-optimization/31982
17909 * tree-ssa-forwprop.c
17910 (forward_propagate_addr_into_variable_array_index): Handle arrays
17911 with element size one.
17913 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17915 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17916 (umulsi3_highpart): Likewise.
17918 2007-05-24 Ian Lance Taylor <iant@google.com>
17920 PR rtl-optimization/32069
17921 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17924 2007-05-24 Ollie Wild <aaw@google.com>
17926 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17929 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17931 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17932 (oprs_unchanged_p): Use it to check all registers in a REG.
17933 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17934 (reg_set_between_after_reload_p): Delete.
17935 (reg_used_between_after_reload_p): Likewise.
17936 (reg_set_or_used_since_bb_start): Likewise.
17937 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17938 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17939 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17940 * rtlanal.c (reg_set_p): Check whether REG overlaps
17941 regs_invalidated_by_call, rather than just checking the
17942 membership of REGNO (REG).
17944 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17946 * doc/passes.texi: Document predictive commoning.
17947 * doc/invoke.texi (-fpredictive-commoning): Document.
17948 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17949 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17950 adding indices to the generated name.
17951 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17952 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17953 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17954 (op_symbol_code): ... and exported.
17955 (dump_omp_clause, op_symbol): Use op_symbol_code
17956 instead of op_symbol_1.
17957 * tree-pass.h (pass_predcom): Declare.
17958 * timevar.def (TV_PREDCOM): New timevar.
17959 * tree-ssa-loop.c (run_tree_predictive_commoning,
17960 gate_tree_predictive_commoning, pass_predcom): New.
17961 * tree-data-ref.c (find_data_references_in_loop): Find the
17962 references in dominance order.
17963 (canonicalize_base_object_address): Ensure that the result has
17965 (dr_analyze_innermost): Export.
17966 (create_data_ref): Code to fail for references with invariant
17968 (find_data_references_in_stmt): ... here.
17969 * tree-data-ref.h (dr_analyze_innermost): Declare.
17970 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17971 (aff_combination_find_elt, name_expansion_hash,
17972 name_expansion_eq, tree_to_aff_combination_expand,
17973 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17975 * tree-affine.h (aff_combination_constant_multiple_p,
17976 tree_to_aff_combination_expand): Declare.
17977 * tree-predcom.c: New file.
17978 * common.opt (fpredictive-commoning): New option.
17979 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17980 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17981 * Makefile.in (tree-predcom.o): Add.
17982 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17983 * passes.c (init_optimization_passes): Add dceloop after
17984 copy propagation in loop optimizer. Add predictive commoning
17985 to loop optimizer passes.
17987 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17989 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17992 2007-05-24 Jan Hubicka <jh@suse.cz>
17994 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17996 (genheader): Include statistics.h.
17998 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18000 * print-rtl.c (flag_dump_unnumbered): Update comments.
18001 (print_rtl): Fix my previous change.
18002 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18005 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18007 PR middle-end/32018
18008 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18010 (thread_through_all_blocks): Call initialize_original_copy_tables
18011 and free_original_copy_tables.
18012 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18014 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18015 * cfghooks.c (duplicate_block): Use get_loop_copy.
18016 * cfg.c: Include cfgloop.h.
18017 (loop_copy): New hash table.
18018 (initialize_original_copy_tables): Initialize loop_copy table.
18019 (free_original_copy_tables): Free loop_copy table.
18020 (copy_original_table_clear, copy_original_table_set,
18021 set_loop_copy, get_loop_copy): New functions.
18022 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18023 * cfgloop.h (struct loop): Remove copy field.
18024 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18025 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18027 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18029 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18030 -msse/-msse2/-msse3.
18032 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18034 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18035 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18037 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18040 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18041 * targhooks.h (default_mangle_decl_assembler_name): Declare
18043 * targhooks.c (default_mangle_decl_assembler_name): Define
18045 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18047 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18048 * langhooks.c (lhd_set_decl_assembler_name): Call
18049 targetm.mangle_decl_assembler_name for names with global scope.
18051 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18053 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18054 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18056 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18057 New. Factored out of i386_pe_encode_section_info.
18058 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18059 Move check for prior decoration of stdcall
18060 symbols to i386_pe_encode_section_info.
18061 (i386_pe_encode_section_info): Adjust call to
18062 gen_stdcall_or_fastcall_suffix. Use
18063 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18064 (i386_pe_mangle_decl_assembler_name): New. Wrap
18065 i386_pe_maybe_mangle_decl_assembler_name.
18067 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18069 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18070 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18071 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18072 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18073 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18076 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18077 Nigel Stephens <nigel@mips.com>
18078 Richard Sandiford <richard@codesourcery.com>
18080 Fix up MIPS16 hard float and add support for complex.
18082 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18083 (TARGET_SOFT_FLOAT_ABI): New.
18084 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18085 __mips_soft_float to reflect the ABI in use, not whether the
18086 FPU is directly accessible (e.g., in MIPS16 mode).
18087 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18088 (UNITS_PER_FPVALUE): Likewise.
18090 * config/mips/mips.c (mips_expand_call): Remove redundant
18091 TARGET_MIPS16 check.
18092 (mips_arg_regno): New.
18093 (function_arg_advance): When setting bits in cum->fp_code for
18094 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18096 (function_arg): Use mips_arg_regno.
18097 (mips_return_mode_in_fpr_p): New.
18098 (mips16_call_stub_mode_suffix): New.
18099 (mips16_cfun_returns_in_fpr_p): New.
18100 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18101 (mips_output_function_prologue): Test mips16_hard_float, not
18102 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18103 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18104 return value into a floating-point register.
18105 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18106 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18107 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18108 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18109 word of double arguments from or to the high bits of 64-bit
18110 floating point registers.
18111 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18112 (mips16_fpret_double): New helper function.
18113 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18114 support for complex modes. Fill in DECL_RESULT for stubdecl.
18115 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18117 * config/mips/mips16.S
18118 (RET, ARG1, ARG2): New.
18119 (MERGE_GPRf, MERGE_GPRt): New.
18120 (DELAYt, DELAYf): New.
18121 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18122 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18123 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18124 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18125 (SFOP): Renamed to...
18126 (OPSF3): This, and macro-ified. Updated all uses.
18127 (SFOP2): Renamed to...
18128 (OPSF2): This, and macro-ified. Updated all uses.
18129 (SFCMP): Renamed to...
18130 (CMPSF): This, and macro-ified. Updated all uses.
18131 (SFREVCMP): Renamed to...
18132 (REVCMPSF): This, and macro-ified. Updated all uses.
18133 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18134 (LDDBL1, LDDBL2, RETDBL): Deleted.
18135 (DFOP): Renamed to...
18136 (OPDF3): This, and macro-ified. Updated all uses.
18137 (DFOP2): Renamed to...
18138 (OPDF2): This, and macro-ified. Updated all uses.
18139 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18140 (DFCMP): Renamed to...
18141 (CMPDF): This, and macro-ified. Updated all uses.
18142 (DFREVCMP): Renamed to...
18143 (REVCMPDF): This, and macro-ified. Updated all uses.
18144 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18145 (RET_FUNCTION): New.
18146 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18147 (__mips16_ret_sc, __mips16_ret_dc): New.
18148 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18149 STUB_ARGS_6, STUB_ARGS_10): New.
18150 (CALL_STUB_NO_RET): New.
18151 (__mips16_call_stub_1): Macro-ified.
18152 (__mips16_call_stub_5): Macro-ified.
18153 (__mips16_call_stub_2): Macro-ified.
18154 (__mips16_call_stub_6): Macro-ified.
18155 (__mips16_call_stub_9): Macro-ified.
18156 (__mips16_call_stub_10): Macro-ified.
18157 (CALL_STUB_RET): New.
18158 (__mips16_call_stub_sf_0): Macro-ified.
18159 (__mips16_call_stub_sf_1): Macro-ified.
18160 (__mips16_call_stub_sf_5): Macro-ified.
18161 (__mips16_call_stub_sf_2): Macro-ified.
18162 (__mips16_call_stub_sf_6): Macro-ified.
18163 (__mips16_call_stub_sf_9): Macro-ified.
18164 (__mips16_call_stub_sf_10): Macro-ified.
18165 (__mips16_call_stub_df_0): Macro-ified.
18166 (__mips16_call_stub_df_1): Macro-ified.
18167 (__mips16_call_stub_df_5): Macro-ified.
18168 (__mips16_call_stub_df_2): Macro-ified.
18169 (__mips16_call_stub_df_6): Macro-ified.
18170 (__mips16_call_stub_df_9): Macro-ified.
18171 (__mips16_call_stub_df_10): Macro-ified.
18172 (__mips16_call_stub_sc_0): New.
18173 (__mips16_call_stub_sc_1): New.
18174 (__mips16_call_stub_sc_5): New.
18175 (__mips16_call_stub_sc_2): New.
18176 (__mips16_call_stub_sc_6): New.
18177 (__mips16_call_stub_sc_9): New.
18178 (__mips16_call_stub_sc_10): New.
18179 (__mips16_call_stub_dc_0): New.
18180 (__mips16_call_stub_dc_1): New.
18181 (__mips16_call_stub_dc_5): New.
18182 (__mips16_call_stub_dc_2): New.
18183 (__mips16_call_stub_dc_6): New.
18184 (__mips16_call_stub_dc_9): New.
18185 (__mips16_call_stub_dc_10): New.
18187 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18188 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18189 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18191 2007-05-23 Ian Lance Taylor <iant@google.com>
18193 * doc/invoke.texi (Invoking GCC): Document that the order of the
18196 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18199 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18200 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18201 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18205 * config/score/score.c (score_print_operand): Make sure that only
18206 lower bits are used.
18208 2007-05-22 Ian Lance Taylor <iant@google.com>
18210 * tree-vrp.c (avoid_overflow_infinity): New static function,
18211 broken out of set_value_range_to_value.
18212 (set_value_range_to_value): Call avoid_overflow_infinity.
18213 (extract_range_from_assert): Likewise.
18215 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18217 PR middle-end/31095
18218 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18219 change the type before looking for a COMPOUND_EXPR.
18221 2007-05-22 Ian Lance Taylor <iant@google.com>
18223 * lower-subreg.c (decompose_multiword_subregs): If we change an
18224 insn, call remove_retval_note on it.
18226 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18228 * regs.h (end_hard_regno): New function.
18229 (END_HARD_REGNO, END_REGNO): New macros.
18230 (add_to_hard_reg_set): New function.
18231 (remove_from_hard_reg_set): Likewise.
18232 (in_hard_reg_set_p): Likewise.
18233 (overlaps_hard_reg_set_p): Likewise.
18234 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18235 (note_btr_set): Use END_HARD_REGNO.
18236 * caller-save.c (setup_save_areas): Use end_hard_regno.
18237 (mark_set_regs): Use END_HARD_REGNO.
18238 (add_stored_regs): Use end_hard_regno.
18239 (mark_referenced_regs): Use add_to_hard_reg_set.
18240 * combine.c (update_table_tick): Use END_REGNO.
18241 (record_value_for_reg): Likewise.
18242 (record_dead_and_set_regs): Likewise.
18243 (get_last_value_validate): Likewise.
18244 (use_crosses_set_p): Likewise.
18245 (reg_dead_at_p_1): Likewise.
18246 (reg_dead_at_p): Likewise.
18247 (mark_used_regs_combine): Use add_to_hard_reg_set.
18248 (move_deaths): Use END_HARD_REGNO.
18249 (reg_bitfield_target_p): Use end_hard_regno.
18250 (distribute_notes): Use END_HARD_REGNO.
18251 * cse.c (mention_regs): Use END_REGNO.
18252 (insert): Use add_to_hard_reg_set.
18253 (invalidate): Use END_HARD_REGNO.
18254 (invalidate_for_call): Likewise.
18255 (exp_equiv_p): Use END_REGNO.
18256 (cse_insn): Likewise.
18257 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18258 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18259 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18260 * function.c (keep_stack_depressed): Use end_hard_regno.
18261 * global.c (global_alloc): Use end_hard_regno.
18262 (global_conflicts): Use add_to_hard_reg_set instead of
18264 (find_reg): Likewise.
18265 (mark_reg_store): Likewise.
18266 (mark_reg_conflicts): Likewise.
18267 (mark_reg_death): Use remove_from_hard_reg_set.
18268 (mark_reg_live_nc): Delete.
18269 (set_preference): Use end_hard_regno.
18270 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18271 remove_from_hard_reg_set.
18272 (post_mark_life): Use add_to_hard_reg_set.
18273 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18274 (reg_becomes_live): Use add_to_hard_reg_set.
18275 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18276 (peep2_find_free_register): Use add_to_hard_reg_set.
18277 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18278 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18279 * regrename.c (note_sets): Use add_to_hard_reg_set.
18280 (clear_dead_regs): Use remove_from_hard_reg_set.
18281 (regrename_optimize): Use add_to_hard_reg_set.
18282 (find_oldest_value_reg): Use in_hard_reg_set_p.
18283 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18284 (hard_reg_set_here_p): Use end_hard_regno.
18285 (decompose): Likewise.
18286 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18287 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18288 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18289 (mark_home_live): Use end_hard_regno.
18290 (spill_hard_reg): Likewise.
18291 (clear_reload_reg_in_use): Likewise.
18292 * reorg.c (delete_prior_computation): Use END_REGNO.
18293 * resource.c (update_live_status): Use END_HARD_REGNO.
18294 (mark_referenced_resources): Use add_to_hard_reg_set.
18295 (mark_set_resources): Likewise.
18296 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18297 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18298 (reg_overlap_mentioned_p): Likewise.
18299 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18300 (covers_regno_no_parallel_p): Use END_REGNO.
18301 (find_regno_note): Likewise.
18302 (find_reg_fusage): Use END_HARD_REGNO.
18303 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18304 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18306 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18308 * mode-switching.c (reg_dies): Change type of second argument to
18310 (optimize_mode_switching): Update accordingly.
18312 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18314 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18316 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18317 (hard_reg_set_empty_p): ...these new functions.
18318 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18319 GO_IF_HARD_REG_SUBSET.
18320 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18321 instead of GO_IF_HARD_REG_EQUAL.
18322 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18323 instead of GO_IF_HARD_REG_EQUAL.
18324 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18325 GO_IF_HARD_REG_SUBSET.
18326 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18327 GO_IF_HARD_REG_EQUAL.
18328 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18329 of GO_IF_HARD_REG_SUBSET.
18330 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18331 instead of GO_IF_HARD_REG_EQUAL.
18332 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18333 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18334 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18335 of GO_IF_HARD_REG_SUBSET,
18336 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18337 GO_IF_HARD_REG_SUBSET.
18338 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18339 instead of GO_IF_HARD_REG_EQUAL.
18340 * config/sh/sh.c (push_regs, calc_live_regs): Use
18341 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18342 (hard_regs_intersect_p): Delete.
18344 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18346 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18348 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18349 Richard Henderson <rth@redhat.com>
18351 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18353 (x86_64-*-*): Likewise.
18355 * i386/i386-modes.def (V2QI): New.
18357 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18359 (override_options): Support SSE4.1.
18360 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18361 (IX86_BUILTIN_BLENDPS): Likewise.
18362 (IX86_BUILTIN_BLENDVPD): Likewise.
18363 (IX86_BUILTIN_BLENDVPS): Likewise.
18364 (IX86_BUILTIN_PBLENDVB128): Likewise.
18365 (IX86_BUILTIN_PBLENDW128): Likewise.
18366 (IX86_BUILTIN_DPPD): Likewise.
18367 (IX86_BUILTIN_DPPS): Likewise.
18368 (IX86_BUILTIN_INSERTPS128): Likewise.
18369 (IX86_BUILTIN_MOVNTDQA): Likewise.
18370 (IX86_BUILTIN_MPSADBW128): Likewise.
18371 (IX86_BUILTIN_PACKUSDW128): Likewise.
18372 (IX86_BUILTIN_PCMPEQQ): Likewise.
18373 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18374 (IX86_BUILTIN_PMAXSB128): Likewise.
18375 (IX86_BUILTIN_PMAXSD128): Likewise.
18376 (IX86_BUILTIN_PMAXUD128): Likewise.
18377 (IX86_BUILTIN_PMAXUW128): Likewise.
18378 (IX86_BUILTIN_PMINSB128): Likewise.
18379 (IX86_BUILTIN_PMINSD128): Likewise.
18380 (IX86_BUILTIN_PMINUD128): Likewise.
18381 (IX86_BUILTIN_PMINUW128): Likewise.
18382 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18383 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18384 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18385 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18386 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18387 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18388 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18389 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18390 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18391 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18392 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18393 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18394 (IX86_BUILTIN_PMULDQ128): Likewise.
18395 (IX86_BUILTIN_PMULLD128): Likewise.
18396 (IX86_BUILTIN_ROUNDPD): Likewise.
18397 (IX86_BUILTIN_ROUNDPS): Likewise.
18398 (IX86_BUILTIN_ROUNDSD): Likewise.
18399 (IX86_BUILTIN_ROUNDSS): Likewise.
18400 (IX86_BUILTIN_PTESTZ): Likewise.
18401 (IX86_BUILTIN_PTESTC): Likewise.
18402 (IX86_BUILTIN_PTESTNZC): Likewise.
18403 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18404 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18405 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18406 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18407 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18408 (bdesc_ptest): New.
18409 (bdesc_sse_3arg): Likewise.
18410 (bdesc_2arg): Likewise.
18411 (bdesc_1arg): Likewise.
18412 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18414 (ix86_expand_sse_4_operands_builtin): New.
18415 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18416 smaller than 8 bits as the 2nd arg.
18417 (ix86_expand_sse_ptest): New.
18418 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18419 (ix86_expand_vector_set): Support SSE4.1.
18420 (ix86_expand_vector_extract): Likewise.
18422 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18423 __SSE4_1__ for -msse4.1.
18425 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18426 (UNSPEC_INSERTPS): Likewise.
18427 (UNSPEC_DP): Likewise.
18428 (UNSPEC_MOVNTDQA): Likewise.
18429 (UNSPEC_MPSADBW): Likewise.
18430 (UNSPEC_PHMINPOSUW): Likewise.
18431 (UNSPEC_PTEST): Likewise.
18432 (UNSPEC_ROUNDP): Likewise.
18433 (UNSPEC_ROUNDS): Likewise.
18435 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18437 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18438 (const_pow2_1_to_32768_operand): Likewise.
18440 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18443 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18445 (sse4_1_insertps): Likewise.
18446 (*sse4_1_extractps): Likewise.
18447 (sse4_1_ptest): Likewise.
18448 (sse4_1_mulv2siv2di3): Likewise.
18449 (*sse4_1_mulv4si3): Likewise.
18450 (*sse4_1_smax<mode>3): Likewise.
18451 (*sse4_1_umax<mode>3): Likewise.
18452 (*sse4_1_smin<mode>3): Likewise.
18453 (*sse4_1_umin<mode>3): Likewise.
18454 (sse4_1_eqv2di3): Likewise.
18455 (*sse4_1_pinsrb): Likewise.
18456 (*sse4_1_pinsrd): Likewise.
18457 (*sse4_1_pinsrq): Likewise.
18458 (*sse4_1_pextrb): Likewise.
18459 (*sse4_1_pextrb_memory): Likewise.
18460 (*sse4_1_pextrw_memory): Likewise.
18461 (*sse4_1_pextrq): Likewise.
18462 (sse4_1_blendpd): Likewise.
18463 (sse4_1_blendps): Likewise.
18464 (sse4_1_blendvpd): Likewise.
18465 (sse4_1_blendvps): Likewise.
18466 (sse4_1_dppd): Likewise.
18467 (sse4_1_dpps): Likewise.
18468 (sse4_1_movntdqa): Likewise.
18469 (sse4_1_mpsadbw): Likewise.
18470 (sse4_1_packusdw): Likewise.
18471 (sse4_1_pblendvb): Likewise.
18472 (sse4_1_pblendw): Likewise.
18473 (sse4_1_phminposuw): Likewise.
18474 (sse4_1_extendv8qiv8hi2): Likewise.
18475 (*sse4_1_extendv8qiv8hi2): Likewise.
18476 (sse4_1_extendv4qiv4si2): Likewise.
18477 (*sse4_1_extendv4qiv4si2): Likewise.
18478 (sse4_1_extendv2qiv2di2): Likewise.
18479 (*sse4_1_extendv2qiv2di2): Likewise.
18480 (sse4_1_extendv4hiv4si2): Likewise.
18481 (*sse4_1_extendv4hiv4si2): Likewise.
18482 (sse4_1_extendv2hiv2di2): Likewise.
18483 (*sse4_1_extendv2hiv2di2): Likewise.
18484 (sse4_1_extendv2siv2di2): Likewise.
18485 (*sse4_1_extendv2siv2di2): Likewise.
18486 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18487 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18488 (sse4_1_zero_extendv4qiv4si2): Likewise.
18489 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18490 (sse4_1_zero_extendv2qiv2di2): Likewise.
18491 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18492 (sse4_1_zero_extendv4hiv4si2): Likewise.
18493 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18494 (sse4_1_zero_extendv2hiv2di2): Likewise.
18495 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18496 (sse4_1_zero_extendv2siv2di2): Likewise.
18497 (*sse4_1_zero_extendv2siv2di2): Likewise.
18498 (sse4_1_roundpd): Likewise.
18499 (sse4_1_roundps): Likewise.
18500 (sse4_1_roundsd): Likewise.
18501 (sse4_1_roundss): Likewise.
18502 (mulv4si3): Don't expand for SSE4.1.
18503 (smax<mode>3): Likewise.
18504 (umaxv4si3): Likewise.
18505 (uminv16qi3): Likewise.
18506 (umin<mode>3): Likewise.
18507 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18509 * doc/extend.texi: Document SSE4.1 built-in functions.
18511 * doc/invoke.texi: Document -msse4.1.
18513 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18515 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18516 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18517 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18518 (ASM_SPEC): Add asm_pcrel_spec.
18519 (EXTRA_SPECS): Add asm_pcrel_spec.
18521 2007-05-21 David Daney <ddaney@avtrex.com>
18523 * doc/install.texi (Building a cross compiler): Add requirements
18524 for Java cross compiler.
18526 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18528 PR middle-end/31995
18529 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18530 Add loopno argument. Use evolution_function_is_invariant_rec_p
18531 instead of evolution_function_is_constant_p.
18532 Update calls to evolution_function_is_affine_multivariate_p.
18533 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18534 Add loopno argument.
18535 * tree-scalar-evolution.c (gather_chrec_stats): Call
18536 evolution_function_is_affine_multivariate_p with a loop
18538 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18539 (analyze_overlapping_iterations): Likewise.
18540 (access_functions_are_affine_or_constant_p): Likewise.
18541 (build_classic_dist_vector_1): If the access functions
18542 are equal, don't do anything.
18544 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18545 Paolo Carlini <pcarlini@suse.de>
18546 Uros Bizjak <ubizjak@gmail.com>
18548 * c-cppbuiltin.c (c_cpp_builtins): Define
18549 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18550 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18551 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18552 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18554 2007-05-21 Mike Stump <mrs@apple.com>
18556 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18558 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18560 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18562 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18563 implementation if __OPTIMIZE__ is not defined.
18564 (_mm_alignr_pi8): Ditto.
18565 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18566 (_mm_inserti_si64): Ditto.
18567 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18568 (_mm_slli_epi16): Ditto.
18569 (_mm_slli_epi32): Ditto.
18570 (_mm_slli_epi64): Ditto.
18571 (_mm_srai_epi16): Ditto.
18572 (_mm_srai_epi32): Ditto.
18573 (_mm_srli_si128): Ditto.
18574 (_mm_slli_si128): Ditto.
18575 (_mm_srli_epi16): Ditto.
18576 (_mm_srli_epi32): Ditto.
18577 (_mm_srli_epi64): Ditto.
18578 (_mm_extract_epi16): Ditto.
18579 (_mm_insert_epi16): Ditto.
18580 (_mm_shufflehi_epi16): Ditto.
18581 (_mm_shufflelo_epi16): Ditto.
18582 (_mm_shuffle_epi32): Ditto.
18583 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18584 (_m_pextrw): Ditto.
18585 (_mm_insert_pi16): Ditto.
18586 (_m_pinsrw): Ditto.
18587 (_mm_shuffle_pi16): Ditto.
18588 (_m_pshufw): Ditto.
18589 (_mm_shufle_ps): Ditto.
18590 (_mm_prefetch): Ditto.
18592 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18594 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18595 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18596 * real.c (encode_i370_single, decode_i370_single,
18597 encode_i370_double, decode_i370_double): Functions removed.
18598 (i370_single_format, i370_double_format): Initializations removed.
18599 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18600 Consider the log2_b field to always be one.
18601 (ieee_single_format, mips_single_format, coldfire_single_format,
18602 ieee_double_format, mips_double_format, coldfire_double_format,
18603 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18604 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18605 ibm_extended_format, mips_extended_format, ieee_quad_format,
18606 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18607 decimal_single_format, decimal_double_format, decimal_quad_format,
18608 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18609 initialization of log2_b.
18610 * real.h (i370_single_format, i370_double_format): Declarations
18612 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18613 field to always be one.
18615 2007-05-21 Andreas Schwab <schwab@suse.de>
18617 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18618 NOTE_INSN_BASIC_BLOCK_P.
18619 (process_for_unwind_directive): Likewise.
18621 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18623 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18624 * function.h (struct function): Move va_list_gpr_size,
18625 va_list_fpr_size, function_frequency to front of bitfields. Add
18627 (current_function_calls_unwind_init): New.
18628 * except.c (expand_builtin_unwind_init): Set
18629 current_function_calls_unwind_init not
18630 current_function_has_nonlocal_label.
18631 * reload1.c (has_nonexceptional_receiver): New.
18632 (reload): Use it and current_function_calls_unwind_init to
18633 determine whether call-saved regs must be saved.
18635 2007-05-20 Jan Hubicka <jh@suse.cz>
18637 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18638 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18639 * ddg.c (create_ddg): LIkewise.
18640 * final.c (final): Remove hunk moving line number notes around since
18641 they are no longer present at this stage.
18642 (final_scan_insn): Use NOTE_KIND instead of
18643 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18644 (output_asm_label): Likewise.
18645 * reorg.c (dbr_schedule): Likewise.
18646 * haifa-sched.c (unlink_other_notes): Likewise.
18647 * mode-switching.c (optimize_mode_switching): Likewise.
18648 * graph.c (start_bb): Likewise.
18649 * rtl.def (NOTE): Update description.
18650 * jump.c (squeeze_notes): Delete.
18651 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18652 NOTE_INSN_BASIC_BLOCK_P when possible.
18653 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18654 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18655 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18656 (dwarf2out_var_location): Likewise.
18657 * cfgbuild.c (make_edges): Likewise.
18658 (find_basic_blocks_1): Likewise.
18659 * function.c (reorder_blocks_1): Likewise.
18660 (epilogue_done): Likewise.
18661 (reposition_prologue_and_epilogue_notes): Likewise.
18662 * print-rtl.c (print_rtx): Likewise; drop code for printing
18664 (print_rtl): Likewise.
18665 (print_rtl_single): Likewise.
18666 * gcse.c (insert_insn_start_bb): Likewise.
18667 * alias.c (init_alias_analysis): Likewise.
18668 * calls.c (fixup_tail_calls): Likewise.
18669 * except.c (sjlj_emit_function_enter): Likewise.
18670 * emit-rtl.c (add_insn_after): Likeiwse.
18671 (emit_label_before): Likewise.
18672 (emit_label_after): Likewise.
18673 (emit_note_before, emit_note_after, emit_note): Update
18674 parameter to be enum insn_note; do not deal with source
18676 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18677 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18679 (merge_blocks_move_successor_nojumps): Simplify now when
18680 we don't have BLOCK notes.
18681 (try_optimize_cfg): Likewise.
18682 * cfglayout.c (skip_insns_after_block): Likewise.
18683 (record_effective_endpoints): Likewise.
18684 (duplicate_insn_chain): Likewise.
18685 * varasm.c (output_constant_pool_1): Likewise.
18686 * sched-deps.c (sched_analyze): Likewise.
18687 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18689 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18690 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18691 (SET_INSN_DELETED): Simplify.
18692 (NOTE_LINE_NUMBER): Exterminate.
18693 (NOTE_LINE_KIND): New.
18694 (NOTE_INSN_BASIC_BLOCK_P): Update.
18695 (enum insn_note): Simplify.
18696 (GET_NOTE_INSN_NAME) Simplify.
18697 (emit_note_before, emit_note_after, emit_note): Update prototype.
18698 (squeeze_notes): Remove.
18699 * sched-int.h (NOTE_NOT_BB_P): Update.
18700 * resource.c (mark_target_live_regs): Update.
18701 * sched-rgn.c (debug_dependencies): Update.
18702 * sched-vis.c (print_insn): Update.
18703 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18704 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18705 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18706 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18707 (split_branches): Update.
18708 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18710 (sh_adjust_unroll_max): Exterminate.
18711 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18712 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18713 (m68hc11_reorg): Likewise.
18714 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18715 (emit_predicate_relation_info): Update.
18716 (process_for_unwind_directive): Update.
18717 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18718 (output_call): Update.
18719 * config/pa/pa.c (output_lbranch): Update.
18720 (output_millicode_call): Update.
18721 (output_call): Update.
18722 (pa_combine_instructions): Update.
18723 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18724 * config/bfin/bfin.c (gen_one_bundle): Update.
18725 * cfgrtl.c (can_delete_note_p): Update.
18726 (delete_insn): Update.
18727 (rtl_merge_blocks): Update.
18728 (commit_one_edge_insertion): Update.
18729 (rtl_verify_flow_info): Update.
18730 * stmt.c (expand_case): Do not call squeeze_notes.
18732 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18739 * c.opt (Wtype-limits): New.
18740 * doc/invoke.texi (Wtype-limits): Document it.
18741 (Wextra): Enabled by -Wextra.
18742 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18743 * c-common.c (shorten_compare): Warn with Wtype-limits.
18745 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18747 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18748 inlined function, not as a macro.
18749 (_mm_alignr_pi8): Ditto.
18750 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18751 (_mm_inserti_si64): Ditto.
18752 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18753 (_mm_extract_epi16): Ditto.
18754 (_mm_insert_epi16): Ditto.
18755 (_mm_shufflehi_epi16): Ditto.
18756 (_mm_shufflelo_epi16): Ditto.
18757 (_mm_shuffle_epi32): Ditto.
18758 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18759 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18761 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18763 (_m_to_float): Use C89 compatible assignment.
18765 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18768 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18770 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18773 * doc/invoke.texi (Wreturn-type): Complete description.
18774 (Wextra): Delete item about return-type warning.
18775 * c-decl.c: Delete redundant Wextra warning.
18777 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18780 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18781 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18782 inlined function, not as a macro.
18783 (_mm_prefetch): Ditto.
18784 (_m_pextrw): Ditto.
18785 (_mm_insert_pi16): Ditto.
18786 (_m_pinsrw): Ditto.
18787 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18788 (_m_pshufw): Ditto. Add const to __N argument.
18789 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18790 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18791 (_mm_slli_epi32): Ditto.
18792 (_mm_srli_si128): Implement as always inlined function, not as a
18793 macro. Add __inline to function declaration.
18794 (_mm_slli_si128): Ditto.
18796 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18798 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18799 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18801 (struct fenv): New structure.
18802 (FP_HANDLE_EXCEPTIONS): New define.
18803 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18804 (_FP_DECL_EXP): New define.
18805 (FP_INIT_ROUNDMODE): New define.
18806 (FP_ROUNDMODE): New define.
18808 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18810 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18811 (Wconversion): Update description.
18812 (Wconversion-sign): New.
18813 * c.opt (Wconversion-sign): New.
18814 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18815 means disabled for C++. Otherwise, take the status of Wconversion.
18816 * c-common.c (conversion_warning): Warn with either Wconversion or
18818 (warnings_for_convert_and_check): Conditions are already checked by
18819 conversion_warning.
18820 (convert_and_check): Don't check warnings if the conversion failed.
18822 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18823 Anatoly Sokolov <aesok@dol.ru>
18825 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18826 avr_epilogue_uses) : Add declaration.
18827 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18828 * config/avr/constraints.md (R): New constraint.
18829 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18830 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18831 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18832 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18833 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18834 call_prologue_saves, epilogue_restores, return_from_epilogue,
18835 return_from_main_epilogue, return_from_interrupt_epilogue,
18836 return_from_naked_epilogue, prologue, epilogue): New patterns.
18837 (jump): Handle symbol reference.
18838 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18839 avr_output_function_prologue, avr_output_function_epilogue): Remove
18841 (avr_init_machine_status, expand_prologue, expand_epilogue,
18842 avr_asm_function_end_prologue, avr_epilogue_uses,
18843 avr_asm_function_begin_epilogue): New functions.
18844 (prologue_size, epilogue_size, jump_tables_size): Remove global
18846 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18847 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18848 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18849 (avr_override_options): Initialise init_machine_status.
18850 (output_movhi): Handle all stack pointer loads.
18851 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18852 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18853 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18854 (EPILOGUE_USES) Redefine.
18855 (machine_function) Declare.
18857 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18859 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18860 Use a single return statement.
18862 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18864 PR middle-end/30250
18865 * builtins.c (do_mpfr_lgamma_r): New.
18866 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18867 * tree.h (CASE_FLT_FN_REENT): New.
18869 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18871 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18872 (output_die): Use 'unsigned long' with %x.
18873 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18874 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18875 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18877 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18879 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18884 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18885 true if function has no argument.
18887 2007-05-18 DJ Delorie <dj@redhat.com>
18889 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18890 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18892 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18894 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18895 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18896 count_trailing_zeros.
18897 (__i386__): Implement count_leading_zeros using __builtin_clz().
18898 Implement count_trailing_zeros usign __builtin_ctz().
18900 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18902 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18904 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18906 PR middle-end/31344
18907 * expr.c (emit_move_change_mode): Change mode of push operands here.
18909 2007-05-17 Ian Lance Taylor <iant@google.com>
18911 PR tree-optimization/31953
18912 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18913 Change all callers.
18914 (set_value_range_to_null): Call set_value_range_to_value.
18915 (extract_range_from_comparison): Likewise.
18917 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18919 * toplev.c (print_version): Output GMP/MPFR version info.
18921 * builtins.c (CASE_MATHFN_REENT): New macro.
18922 (mathfn_built_in): Use it.
18923 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18924 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18925 BUILT_IN_LGAMMAL_R): New.
18926 * doc/extend.texi: Document new builtins.
18928 PR middle-end/31796
18929 * builtins.c (do_mpfr_remquo): New.
18930 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18931 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18933 PR middle-end/30251
18934 * builtins.c (fold_builtin_1): Handle y0, y1.
18935 (fold_builtin_2): Handle yn.
18937 PR middle-end/30251
18938 * builtins.c (do_mpfr_bessel_n): New.
18939 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18940 (fold_builtin_2): Handle BUILT_IN_JN.
18942 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18945 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18946 TYPE_PRECISION (intmax_type_node).
18948 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18951 * reload.c (subst_reloads): Remove checking.
18953 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18955 PR rtl-optimization/31691
18956 * combine.c (simplify_set): Build a new src pattern instead of
18957 substituting its operands in the COMPARE case.
18959 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18961 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18962 (execute_vrp): Preserve loops through jump threading.
18963 * tree-ssa-threadupdate.c (thread_single_edge,
18964 dbds_continue_enumeration_p, determine_bb_domination_status,
18965 thread_through_loop_header): New functions.
18966 (create_edge_and_update_destination_phis,
18967 create_edge_and_update_destination_phis): Set loops for the new blocks.
18968 (prune_undesirable_thread_requests): Removed.
18969 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18971 (thread_block): Do not call prune_undesirable_thread_requests.
18973 (mark_threaded_blocks): Select edges to thread here.
18974 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18975 Thread edges through loop headers independently.
18976 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18977 * tree-pass.h (TODO_mark_first_instance): New.
18978 (first_pass_instance): Declare.
18979 * cfghooks.c (duplicate_block): Put the block to the original loop
18980 if copy is not specified.
18981 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18982 jump threading. Pass may_peel_loop_headers to
18983 thread_through_all_blocks according to first_pass_instance.
18984 * cfgloop.h (create_preheader): Declare.
18985 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18986 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18987 * passes.c (first_pass_instance): New variable.
18988 (next_pass_1): Set TODO_mark_first_instance.
18989 (execute_todo): Set first_pass_instance.
18991 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18993 PR tree-optimization/24659
18994 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18995 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18996 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18997 OTI_vec_pack_ufix_trunc.
18998 (vec_unpacks_float_hi_optab): Define new macro.
18999 (vec_unpacks_float_lo_optab): Ditto.
19000 (vec_unpacku_float_hi_optab): Ditto.
19001 (vec_unpacku_float_lo_optab): Ditto.
19002 (vec_pack_sfix_trunc_optab): Ditto.
19003 (vec_pack_ufix_trunc_optab): Ditto.
19004 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19005 and vec_pack_[s|u]fix_trunc_optab using
19006 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19007 * tree-vectorizer.c (supportable_widening_operation): Handle
19008 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19009 (supportable_narrowing_operation): New function.
19010 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19011 * tree-vect-transform.c (vectorizable_conversion): Handle
19012 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19013 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19014 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19015 to check for target support.
19016 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19017 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19018 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19019 for VEC_PACK_FIX_TRUNC_EXPR.
19020 (expand_binop): Special case mode of the result for
19021 vec_pack_[u|s]fix_trunc_optab.
19022 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19023 vec_pack_[u|s]fix_trunc_optab.
19025 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19026 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19027 * tree-pretty-print.c (dump_generic_node): Handle
19028 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19029 VEC_PACK_FIX_TRUNC_EXPR.
19031 * expr.c (expand_expr_real_1): Ditto.
19032 * tree-inline.c (estimate_num_insns_1): Ditto.
19033 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19035 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19036 (vec_unpacks_float_lo_v8hi): Ditto.
19037 (vec_unpacku_float_hi_v8hi): Ditto.
19038 (vec_unpacku_float_lo_v8hi): Ditto.
19039 (vec_unpacks_float_hi_v4si): Ditto.
19040 (vec_unpacks_float_lo_v4si): Ditto.
19041 (vec_pack_sfix_trunc_v2df): Ditto.
19043 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19045 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19046 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19047 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19048 [vec_pack_ufix_trunc]: Ditto.
19049 [vec_unpacks_float_hi]: Ditto.
19050 [vec_unpacks_float_lo]: Ditto.
19051 [vec_unpacku_float_hi]: Ditto.
19052 [vec_unpacku_float_lo]: Ditto.
19054 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19056 * soft-fp/README: Update for new files.
19057 * soft-fp/floattisf.c: New file.
19058 * soft-fp/floattidf.c: New file.
19059 * soft-fp/floattitf.c: New file.
19060 * soft-fp/floatuntisf.c: New file.
19061 * soft-fp/floatuntidf.c: New file.
19062 * soft-fp/floatuntitf.c: New file.
19063 * soft-fp/fixsfti.c: New file.
19064 * soft-fp/fixdfti.c: New file.
19065 * soft-fp/fixtfti.c: New file.
19066 * soft-fp/fixunssfti.c: New file.
19067 * soft-fp/fixunsdfti.c: New file.
19068 * soft-fp/fixunstfti.c: New file.
19069 * soft-fp/extendxftf.c: New file.
19070 * soft-fp/trunctfxf.c: New file.
19072 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19073 (__trunctfxf2): Ditto.
19075 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19076 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19077 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19078 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19079 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19080 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19082 * config/i386/t-fprules-softfp64: New file.
19083 * config/i386/sfp-machine.h: New file.
19084 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19085 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19086 and soft-fp/t-softfp to tmake_file.
19087 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19088 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19090 * config/i386/t-linux64 (softfp_wrap_start): New.
19091 (softfp_wrap_end): New.
19092 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19093 supported for TARGET_64BIT.
19095 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19097 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19098 c_common_unsigned_type behavior.
19100 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19102 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19105 2007-05-16 Eric Christopher <echristo@apple.com>
19107 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19108 saving after stack push. Set sp_offset whenever we push.
19109 (rs6000_emit_epilogue): Move altivec register restore before
19112 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19114 * configure.ac: Allow sysroots to be relocated under $prefix as
19115 well as $exec_prefix.
19116 * configure: Regenerate.
19118 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19122 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19124 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19125 (gcc_tooldir): Likewise.
19126 * configure: Regenerate.
19127 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19128 old configure.ac gcc_tooldir setting.
19129 (prefix_to_exec_prefix): New variable.
19130 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19131 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19133 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19135 * c-typeck.c (build_binary_op): Return early for error.
19137 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19139 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19140 struct nb_iter_bound.
19141 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19142 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19143 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19144 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19145 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19146 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19147 (del_scev_info): Use ggc_free.
19148 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19149 * loop-init.c: Include ggc.h.
19150 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19151 (loop_optimizer_finalize): Use ggc_free.
19152 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19153 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19154 pass_iv_optimize): Add TODO_ggc_collect.
19155 * function.h (struct function): Remove skip marker from
19157 * cfgloop.c: Include ggc.h.
19158 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19160 (establish_preds): Vector superloops is gc allocated.
19161 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19163 (flow_loops_find): Vector larray is gc allocated.
19164 (loop_exit_free): Use ggc_free.
19165 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19166 that head of exits list is now not a part of struct loop.
19167 (record_loop_exits): Allocate exits table in gc memory.
19168 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19169 that head of exits list is now not a part of struct loop.
19170 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19171 struct loop_exit): Add GTY marker.
19172 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19173 Add skip marker to aux field. Make head of exits list a separate
19175 (struct loops): Add GTY marker. Make larray vector gc allocated.
19176 Add param marker to exits table.
19177 (get_loops): Type changed.
19178 * Makefile.in (tree-scalar-evolution.o): Add
19179 gt-tree-scalar-evolution.h dependency.
19180 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19181 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19182 * basic-block.h (struct basic_block_def): Remove skip marker from
19185 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19187 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19188 of 0 in the call to expand_expr().
19189 (expand_builtin_mathfn_3): Ditto.
19190 (expand_builtin_interclass_mathfn): Ditto.
19191 (expand_builtin_cexpi): Ditto.
19192 (expand_builtin_int_roundingfn): Ditto.
19193 (expand_builtin_int_roundingfn_2): Ditto.
19194 (expand_builtin_pow): Ditto.
19195 (expand_builtin_powi): Ditto.
19196 (expand_builtin_bswap): Ditto.
19197 (expand_builtin_unop): Ditto.
19198 (expand_builtin_fabs): Ditto.
19199 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19200 the call to expand_expr().
19201 (expand_builtin_sync_operation): Ditto.
19202 (expand_builtin_compare_and_swap): Ditto.
19203 (expand_builtin_lock_test_and_set): Ditto.
19204 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19205 instead of 0 in the call to expand_expr().
19206 (expand_builtin_extract_return_addr): Ditto.
19207 (expand_builtin_eh_return): Ditto.
19208 (expand_eh_return): Ditto.
19209 * explow.c (expr_size): Ditto.
19210 * expr.c (optimize_bitfield_assignment_op): Ditto.
19211 (expand_assignement): Ditto.
19212 (store_expr): Ditto.
19213 (store_field): Ditto.
19214 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19215 the call to expand_expr().
19216 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19217 in the call to expand_expr().
19218 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19219 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19220 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19222 * optabs.c (expand_vec_shift_expr): Ditto.
19223 (expand_vec_cond_expr): Ditto.
19224 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19225 call to expand_expr().
19226 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19227 in the call to expand_expr().
19229 2007-05-14 Dave Korn <dave.korn@artimi.com>
19231 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19233 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19235 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19236 instead of c_common_unsigned_type.
19237 (c_common_unsigned_type): Remove.
19238 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19239 c_common_unsigned_type.
19240 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19241 c_common_unsigned_type.
19242 * c-common.h (c_common_unsigned_type): Remove.
19243 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19244 c_common_unsigned_type.
19245 * c-format.c (check_format_types): Use unsigned_type_for instead of
19246 c_common_unsigned_type.
19247 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19248 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19249 of c_common_unsigned_type.
19250 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19251 lang_hooks.types.unsigned_type.
19252 * expmed.c (make_tree): Use unsigned_type_for instead of
19253 lang_hooks.types.unsigned_type.
19254 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19255 lang_hooks.types.unsigned_type.
19256 (build_range_check): Likewise.
19257 (fold_unary): Likewise.
19258 (fold_binary): Likewise.
19259 (fold_ternary): Likewise.
19260 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19261 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19262 * tree.c (get_unsigned_type): New.
19263 (unsigned_type_for): Use get_unsigned_type instead of
19264 lang_hooks.types.unsigned_type.
19266 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19268 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19269 to m68k_get_function_kind. Update its prototype.
19270 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19272 (m68k_interrupt_function_p): Return enum m68k_function_type
19273 instead of bool. Rename to m68k_get_function_kind.
19274 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19275 target is not fido.
19276 (m68k_compute_frame_layout): Don't mark any register for save
19277 if an interrupt_thread attribute is specified.
19278 (m68k_hard_regno_rename_ok): Update a use of
19279 m68k_interrupt_function_p.
19280 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19281 m68k_interrupt_function_p.
19282 (m68k_function_type): New.
19283 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19284 for a function with an interrupt_thread attribute.
19285 * doc/extend.texi: Document the interrupt_thread attribute.
19287 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19289 Fix PR tree-optimization/31911
19290 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19291 if they didn't change the expression.
19293 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19295 * tree-scalar-evolution.c (resolve_mixers): Exported.
19296 * tree-scalar-evolution.h (resolve_mixers): Declare.
19297 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19298 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19299 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19300 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19301 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19302 strip_conversion, analyze_offset_expr, address_analysis,
19303 object_analysis, analyze_offset): Removed.
19304 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19305 split_constant_offset, canonicalize_base_object_address,
19306 object_address_invariant_in_loop_p, disjoint_objects_p,
19307 dr_may_alias_p, dr_address_invariant_p): New functions.
19308 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19309 and dr_analyze_alias.
19310 (initialize_data_dependence_relation): Use dr_may_alias_p
19311 and object_address_invariant_in_loop_p.
19312 (compute_self_dependence): Handle the case when
19313 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19314 (find_data_references_in_stmt): Restrict the analysis of data
19315 references to the given loop nest.
19316 (find_data_references_in_loop): Made static. Pass loop nest to
19317 find_data_references_in_stmt.
19318 (compute_data_dependences_for_loop): Use DR_VOPS.
19319 (free_data_ref): Free DR_VOPS.
19320 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19321 (struct innermost_loop_behavior): ... new.
19322 (struct base_object_info): Replaced by ...
19323 (struct indices): ... new.
19324 (struct dr_alias): New.
19325 (enum data_ref_type): Removed.
19326 (struct data_reference): Consist of struct innermost_loop_behavior,
19327 struct indices and struct dr_alias.
19328 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19329 (DR_MEMTAG): Renamed to ...
19330 (DR_SYMBOL_TAG): ... this.
19331 (find_data_references_in_loop): Declaration removed.
19332 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19333 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19334 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19335 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19337 2007-05-13 Revital Eres <eres@il.ibm.com>
19339 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19340 which walks virtual def-use chains to find redundant stores.
19341 (dse_optimize_stmt): Call it.
19343 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19345 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19346 * passes.c (init_optimization_passes): Move pass_jump_bypass
19349 * basic-block.h (bb_has_eh_pred): Fix style issue.
19351 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19353 PR rtl-optimization/31848
19354 * loop-invariant.c (move_invariant_reg): If we move an insn
19355 with a REG_EQUAL note, and that insn is not always executed,
19356 remove the REG_EQUAL note.
19358 2007-05-12 Richard Guenther <rguenther@suse.de>
19360 PR tree-optimization/31797
19361 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19362 propagate into a stmt that has volatile ops.
19364 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19366 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19367 (gcc_tooldir): Likewise.
19368 * configure: Regenerate.
19369 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19370 old configure.ac gcc_tooldir setting.
19371 (prefix_to_exec_prefix): New variable.
19372 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19373 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19375 2007-05-11 Silvius Rus <rus@google.com>
19377 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19378 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19379 * c-common.h (strict_aliasing_warning): Change return type.
19380 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19381 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19382 (build_c_cast): Condition call to strict_aliasing_warning.
19383 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19384 * flags.h (set_Wstrict_aliasing): Declare.
19385 * opts.c (set_Wstrict_alising): Define, add call to.
19386 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19387 * tree-ssa-alias-warnings.c: New file.
19388 * tree-ssa-alias.c (compute_may_aliases): Add call to
19389 strict_aliasing_warning_backend.
19391 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19393 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19394 Use loop_depth and loop_outer accessor functions.
19395 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19396 determine_invariantness_stmt, move_computations_stmt): Ditto.
19397 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19398 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19399 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19400 * tree-scalar-evolution.c (interpret_loop_phi,
19401 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19402 instantiate_parameters_1, scev_const_prop): Ditto.
19403 * cfghooks.c (make_forwarder_block): Ditto.
19404 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19405 * modulo-sched.c (loop_canon_p): Ditto.
19406 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19407 slpeel_can_duplicate_loop_p): Ditto.
19408 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19409 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19410 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19411 cancel_loop, verify_loop_structure): Ditto.
19412 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19413 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19414 superloops vector instead of "pred" array.
19415 (establish_preds): Take father loop as an argument. Initialize the
19417 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19418 Do not initialize loop->outer.
19419 (flow_loop_tree_node_remove): Truncate the superloops vector.
19420 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19421 "pred" merged to "superloops" vector.
19422 (loop_depth, loop_outer): New.
19423 (fel_init): Use loop_outer.
19425 2007-05-11 Jan Hubicka <jh@suse.cz>
19427 * cgraphunit.c: Include gt-cgraphunit.h
19428 (static_ctors, static_dtors): New static vars.
19429 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19430 based on implementation in c-common.c
19431 (cgraph_finalize_function): Call record_cdtor_fn.
19432 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19433 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19434 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19435 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19436 build_cdtor, c_build_cdtor_fns): Remove.
19437 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19438 c_build_cdtor_fns): Remove prototype.
19440 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19443 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19444 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19445 * builtins.c (fold_builtin_memchr): New.
19446 (expand_builtin_memchr): Call the latter.
19447 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19448 * doc/extend.texi ([Other built-in functions provided by GCC]):
19451 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19453 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19454 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19455 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19456 PFPO_OP1_TYPE_SHIFT): Constants added.
19457 (DFP_ALL): Mode macro defined.
19458 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19459 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19460 Insn definitions added.
19461 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19462 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19465 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19467 PR tree-optimization/31885
19468 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19469 NULL_TREE to be undetermined.
19470 (automatically_generated_chrec_p): Return false for NULL.
19472 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19474 * config/bfin/bfin.h (MOVE_RATIO): Define.
19476 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19478 * config.gcc (sparc-wrs-vxworks): New target.
19479 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19480 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19481 * config/sparc/sparc.h: Include vxworks-dummy.h.
19482 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19483 include LABEL_REFs too.
19484 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19485 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19487 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19489 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19490 (sparc_emit_call_insn): New function.
19491 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19492 functions when generating VxWorks PIC.
19493 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19494 (call, call_value): Use sparc_emit_call_insn instead of
19497 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19499 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19501 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19503 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19504 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19505 split_double instead of operand_subword.
19507 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19509 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19510 * config/bfin/bfin.c (bfin_local_alignment): New function.
19511 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19513 2007-05-08 Chao-ying Fu <fu@mips.com>
19515 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19516 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19517 (smsub_widen_optab, umsub_widen_optab): Define.
19518 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19520 * genopinit.c (optabs): Fill in smsub_widen_optab and
19522 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19523 and umsub_widen_optab to implement multiply-subtract sequences.
19524 * config/mips/mips.md (*msac<u>_di): Rename to...
19525 (<u>msubsidi4): ...this. Extend condition to include
19526 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19527 of operand 0 to "ka" and use the three-operand form of msub<u>
19529 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19532 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19534 PR rtl-optimization/28011
19535 * reload.c (push_reload): Set dont_share if IN appears in OUT
19536 also when IN is a PLUS rtx.
19537 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19540 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19542 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19543 call unshare_all_decls.
19544 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19545 (unshare_all_decls): Remove.
19547 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19550 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19553 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19554 Nigel Stephens <nigel@mips.com>
19556 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19557 Update comments and all uses.
19558 (MIN_FPRS_PER_FMT): Define.
19559 * config/mips/mips.c (function_arg): Fix to correctly handle
19560 the -mips32r2 -mfp64 -mabi=32 case.
19561 (override_options): Enable use of odd-numbered registers for
19562 SFmode values on MIPS32.
19563 (mips_save_reg_p): Save whole floating-point register pair if
19564 either half is used.
19565 (compute_frame_size): Fix comment.
19567 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19569 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19570 argument of type bool.
19571 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19572 argument. Safely select temporary P register according to it.
19573 (do_link): Change call site of add_to_reg accordingly.
19574 (do_unlink): Add epilogue_p as a fourth argument and pass it
19576 (expand_interrupt_handler_epilogue): Change call of do_unlink
19578 (bfin_expand_prologue): Add a third argument sibcall_p.
19579 * config/bfin/bfin.md (epilogue): Change call of
19580 bfin_expand_epilogue accordingly.
19581 (sibcall_epilogue): Likewise.
19582 (eh_return_internal): Likewise.
19584 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19585 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19586 * config/bfin/bfin.c (bfin_handle_option): Handle
19587 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19588 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19589 Support bf534, bf536 and bf561.
19590 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19592 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19595 * config/i386/i386.c (ix86_function_regparm): Process local
19596 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19598 2007-05-07 Mike Stump <mrs@apple.com>
19600 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19601 also checks for and while statements in C++.
19603 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19605 * gcc.c (at_file_supplied): New variable.
19606 (main): Set it if we expanded argv.
19607 (do_spec_1): Pass an @-file to the linker if we were called with
19608 an @-file argument and HAVE_GNU_LD.
19609 * collect2.c (at_file_supplied): New variable.
19610 (response_file): New variable.
19611 (collect_exit): Unlink response_file if necessary.
19612 (handler): Likewise.
19613 (do_wait): Likewise.
19614 (main): Set at_file_supplied if we expanded argv.
19615 (collect_execute): Pass an @-file to subprocesses if we were called
19616 with an @-file argument.
19617 * configure.ac: Add define for HAVE_GNU_LD.
19618 * configure: Regenerate.
19619 * config.in: Regenerate.
19621 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19623 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19624 operand to HI mode.
19629 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19631 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19632 (TARGET_ENCODE_SECTION_INFO): Re-define.
19633 (m32c_encode_section_info): New
19634 (function_vector_handler): New
19635 (current_function_special_page_vector): New
19636 (m32c_special_page_vector_p): New.
19637 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19639 * config/m32c/jump.md: Added instruction JSRS for functions
19640 with attribute "function_vector".
19641 * doc/extend.texi (function_vector): Added description
19642 for M16C, M32C targets.
19644 2007-05-07 DJ Delorie <dj@redhat.com>
19647 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19648 ashrpsi3, lshrpsi3): Update shift count constraint.
19650 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19651 Nathan Froyd <froydnj@codesourcery.com>
19654 * c-incpath.c (add_path): Strip trailing path separators.
19656 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19658 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19659 Free dominance info before purging EH edges.
19660 (eliminate_degenerate_phis): Likewise.
19661 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19663 2007-05-07 Jan Hubicka <jh@suse.cz>
19665 * gimplify.c (gimplify_expr): Do not crash when folding
19666 (void *)(int)&a + 4.
19668 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19671 * c-opts.c (lang_fortran): Make it non static.
19672 * c-common.h (lang_fortran): New prototype.
19673 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19674 -lang-fortran option was passed by the driver.
19676 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19678 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19679 of ASSERT_CHECKING. Tweak message.
19681 2007-05-06 Revital Eres <eres@il.ibm.com>
19684 * loop-unroll.c (insert_var_expansion_initialization):
19685 Initialize the expansions with -zero instead of +zero.
19687 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19689 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19690 into pic and non-pic versions. Mark r19 as used for
19691 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19692 for tgd_load, tld_load and tie_load .
19693 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19694 version of tgd_load, tld_load and tie_load depending on the
19697 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19698 Jakub Jelinek <jakub@redhat.com>
19700 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19701 (__do_global_dtors_aux): Use more paranoid loop to run
19702 destructors if HIDDEN_DTOR_LIST_END.
19703 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19705 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19707 * varasm.c (align_variable): Don't increase alignment for
19708 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19709 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19711 2007-05-04 Josh Conner <jconner@apple.com>
19713 * basic-block.h (cdi_direction): Assign values to all enumeration
19715 (dom_computed): Remove.
19716 (dom_info_state): New.
19717 (set_dom_info_availability): New.
19718 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19719 walk_data.dom_direction.
19720 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19721 instead of dom_computed[].
19722 (split_edge): Likewise.
19723 (create_basic_block): Likewise.
19724 (merge_blocks): Likewise.
19725 * ifcvt.c (find_if_header): Likewise.
19726 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19727 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19728 * tree-ssa.c (verify_ssa): Likewise.
19729 * tree-cfg.c (tree_verify_flow_info): Likewise.
19730 (remove_edge_and_dominated_blocks): Likewise.
19731 * dominance.c (dom_computed): Make static.
19732 (calc_dfs_tree_nonrec): Change third param to a bool.
19733 (calc_dfs_tree): Change second param to a bool.
19734 (calc_idioms): Change second param to a bool. Use
19735 dom_convert_dir_to_idx.
19736 (init_dom_info): Validate dir before using.
19737 (dom_convert_dir_to_idx): New.
19738 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19739 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19740 (free_dominance_info): Use dom_convert_dir_to_idx.
19741 (get_immediate_dominator): Likewise.
19742 (set_immediate_dominator): Likewise.
19743 (get_dominated_by): Likewise.
19744 (redirect_immediate_dominators): Likewise.
19745 (nearest_common_denominator): Likewise.
19746 (dominated_by_p): Likewise.
19747 (bb_dom_dfs_in): Likewise.
19748 (bb_dom_dfs_out): Likewise.
19749 (recount_dominator): Likewise.
19750 (iterate_fix_dominators): Likewise.
19751 (add_to_dominance_info): Likewise.
19752 (delete_from_dominance_info): Likewise.
19753 (first_dom_son): Likewise.
19754 (next_dom_son): Likewise.
19755 (dom_info_available_p): Likewise.
19756 (dom_info_state): New.
19757 (set_dom_info_availability): New.
19759 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19761 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19763 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19765 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19767 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19768 (subdi3, subdi_carry): Delete.
19770 2007-05-04 Jan Hubicka <jh@suse.cz>
19771 Richard Guenther <rguenther@suse.de>
19773 * opts.c (decode_options): Do not fiddle with inlining
19774 parameters in case of optimizing for size.
19775 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19776 for size do nothing.
19777 (cgraph_decide_inlining_of_small_function): When optimizing for
19778 size never inline functions increasing caller size.
19779 (cgraph_early_inlining): Inline for size when optimizing for size.
19781 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19783 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19784 logical operations piecewise.
19785 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19786 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19787 subdi_sesidi_di): Delete.
19788 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19789 the generated sequence. Allow three-reg add in constraints. Rewrite
19790 the rtl expression for carry to avoid zero_extend of a constant.
19791 (sub_with_carry): New pattern.
19792 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19793 different sequence not involving jumps.
19794 (notbi): Now a named pattern.
19796 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19798 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19799 Add the note about a significant loss of accuracy of some
19800 mathematical routines when these options are used.
19802 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19804 * haifa-sched.c (rtx_vec_t): New typedef.
19805 (contributes_to_priority_p): Extract piece of priority () into new
19807 (priority): Use the function. Add assertion.
19808 (rank_for_schedule, set_priorities): Add assertion to check that
19809 insn's priority is initialized.
19810 (clear_priorities, calc_priorities): Change signature. Make it update
19811 all relevant insns. Update all callers ('add_to_speculative_block ()'
19812 and 'create_block_check_twin ()').
19813 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19814 Add new field 'priority_status'.
19815 (INSN_PRIORITY_STATUS): New macro.
19816 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19818 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19820 * sched-ebb.c (debug_ebb_dependencies): New static function.
19821 (init_ready_list): Use it.
19823 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19824 with changed signature and 'debug_rgn_dependencies ()'.
19825 (debug_rgn_dependencies): New static function.
19826 (init_ready_list): Use it.
19828 * sched-int.h (debug_dependencies): Declare.
19830 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19832 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19834 2007-05-04 Dirk Mueller <dmueller@suse.de>
19836 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19838 2007-05-03 Jan Hubicka <jh@suse.cz>
19840 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19841 ((T1)X op (T1)Y), for pointer type in more cases than before.
19843 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19845 * tree-object-size.c (plus_expr_object_size): When operand size is
19846 unknown, return unknown.
19848 2007-05-03 Dirk Mueller <dmueller@suse.de>
19850 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19852 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19855 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19857 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19859 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19861 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19863 * config/soft-fp/double.h, config/soft-fp/extended.h,
19864 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19865 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19866 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19867 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19870 2007-05-03 Ian Lance Taylor <iant@google.com>
19872 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19873 MASK_PPC_GFXOPT for 8540 or 8548.
19875 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19877 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19878 vect_print_dump_info() to output debug information.
19880 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19883 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19884 operands of size 2 when operand is not MEM_P.
19886 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19888 PR tree-optimization/30565
19889 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19891 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19893 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19894 (umulsi3_highpart): Use them.
19895 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19896 for final accumulator to D regisster tranfser.
19898 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19900 PR tree-optimization/31699
19901 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19903 (vect_enhance_data_refs_alignment): Compute peel amount using
19904 TYPE_VECTOR_SUBPARTS instead of vf.
19905 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19907 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19910 * system.h: Remove inclusion of double-int.h
19911 * tree.h: Include double-int.h
19912 * gengtype.c: Likewise
19913 * cfgloop.h: Likewise
19914 * Makefile.in: Adjust dependencies on double-int.h
19916 2007-05-02 Eric Christopher <echristo@apple.com>
19918 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19919 -shared to -Zdynamiclib.
19921 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19924 * c-common.c (strip_pointer_or_array_types): New function.
19925 * c-common.h (strip_pointer_or_array_types): New function declaration.
19927 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19929 PR tree-optimization/31771
19930 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19932 2007-05-02 Paul Brook <paul@codesourcery.com>
19934 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19936 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19938 PR middle-end/29715
19939 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19942 2007-05-02 Nick Clifton <nickc@redhat.com>
19944 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19946 2007-05-02 Richard Guenther <rguenther@suse.de>
19948 PR tree-optimization/31146
19949 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19950 argument, single_use_p. If we have a single use that is
19951 a conversion to the definition rhs type, propagate that rhs.
19952 (forward_propagate_addr_expr): Pass single_use_p argument
19953 to forward_propagate_addr_expr_1.
19955 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19957 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19960 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19962 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19963 'AMD Family 10 core'.
19965 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19967 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19968 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19969 with SSE3 instruction set support.
19970 * doc/invoke.texi: Likewise.
19972 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19974 * config/i386/i386.c (override_options): Tuning 32-byte loop
19975 alignment for amdfam10 architecture. Increasing the max loop
19976 alignment to 24 bytes.
19978 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19980 * config/m68k/constraints.md: New.
19981 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19982 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19983 EXTRA_CONSTRAINT): Remove.
19984 * config/m68k/m68k.md: Include constraints.md.
19985 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19987 2007-05-01 Ian Lance Taylor <iant@google.com>
19989 PR tree-optimization/31739
19990 * tree-vrp.c (vrp_val_is_max): New static function.
19991 (vrp_val_is_min): New static function.
19992 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19994 (set_value_range): Use vrp_val_is_{max,min}.
19995 (extract_range_from_assert): Likewise.
19996 (extract_range_from_binary_expr): Likewise.
19997 (extract_range_from_unary_expr): Likewise.
19998 (dump_value_range, vrp_meet): Likewise.
19999 (vrp_visit_phi_node): Likewise.
20000 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20002 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20004 * config/i386/gmon-sol2.c (size_t): New type.
20005 (intptr_t): Likewise.
20006 (s_textsize): Declare as size_t.
20008 (monstartup): Use size_t for sizes.
20009 (_mcount): Save and restore registers.
20010 (internal_mcount): Pass 0 as the first argument to monstartup
20012 (moncontrol): Convert pointer to appropriately sized integer
20013 before passing to profil.
20015 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20017 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20018 __NO_FPRS__, not just if _SOFT_DOUBLE.
20019 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20020 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20021 also for E500 double.
20022 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20023 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20026 2007-05-01 Richard Guenther <rguenther@suse.de>
20028 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20031 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20033 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20035 2007-05-01 Jan Hubicka <jh@suse.cz>
20037 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20040 2007-05-01 Jan Hubicka <jh@suse.cz>
20042 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20043 (maybe_fold_offset_to_reference): Declare.
20044 * fold-const.c (fold_unary): Do not fold
20045 (type *)&A into &A->field_of_type_and_offset_0
20046 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20047 size is unknown, give up.
20048 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20050 (maybe_fold_offset_to_reference): New.
20051 (maybe_fold_stmt_indirect): Use it.
20052 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20053 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20055 (gimplify_expr): Likewise for plus_expr.
20057 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20059 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20060 bsi_after_labels. Always insert statements before bsi.
20061 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20062 * predict.c (apply_return_prediction): Check for empty blocks.
20063 * cfgexpand.c (lab_rtx_for_bb): New variable.
20064 (label_rtx_for_bb): Do not create new tree labels.
20065 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20066 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20067 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20069 (label_for_bb): Add field used.
20070 (update_eh_label, main_block_label): Mark the label used.
20071 (cleanup_dead_labels): Remove unused labels.
20073 2007-05-01 Richard Guenther <rguenther@suse.de>
20075 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20076 if it is not about to be set.
20077 (get_value_range): Do not pre-allocate equiv bitmap.
20078 (update_value_range): No need to clear equiv field.
20079 (add_equivalence): Change prototype to get bitmap pointer.
20080 Allocate bitmap here if it is not already.
20081 (extract_range_from_assert): Do not allocate bitmap here.
20082 Update callers to add_equivalence.
20083 (extract_range_from_ssa_name): Likewise.
20084 (get_vr_for_comparison): New static helper.
20085 (compare_name_with_value): Handle NULL equiv bitmap by
20086 peeling the first iteration of the comparison loop.
20087 Use get_vr_for_comparison.
20088 (compare_names): Handle NULL equiv bitmaps by using fake
20089 ones. Use get_vr_for_comparison.
20091 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20093 * double-int.c (mpz_set_double_int): Moved from
20094 tree-ssa-loop-niter.c.
20095 (mpz_get_double_int): Likewise; also, add option to wrap
20096 out-of-range integers.
20097 * double-int.h: New prototypes for above.
20098 * tree.c (get_static_type_bounds): Moved from
20099 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20100 TYPE_MAX_VALUE if they exist..
20101 * tree.h: New prototype for above.
20102 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20103 get_type_bounds calls.
20104 (mpz_set_double_int): Move to double-int.c.
20105 (get_type_bounds): Move to tree.c, rename to
20106 get_static_type_bounds.
20107 (mpz_to_double_int): Move to double-int.c, rename to
20108 mpz_get_double_int.
20110 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20112 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20113 DIV0 exception can fall through to a normal return.
20115 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20117 PR middle-end/22156
20118 Temporarily revert:
20119 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20120 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20121 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20122 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20123 initialize align to silence bogus warning.
20124 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20125 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20127 (struct sra_walk_fns): Remove use_all parameter from use.
20128 (sra_hash_tree): Handle BIT_FIELD_REFs.
20129 (sra_elt_hash): Don't hash bitfld blocks.
20130 (sra_elt_eq): Skip them in parent compares as well. Handle
20132 (sra_walk_expr): Don't maintain or pass down use_all_p.
20133 (scan_use): Remove use_all parameter.
20134 (scalarize_use): Likewise. Re-expand assignment to
20135 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20136 output, and re-scalarize after output. Don't mark anything
20138 (scalarize_ldst): Adjust.
20139 (scalarize_walk_gimple_modify_statement): Likewise.
20140 (build_element_name_1): Handle BIT_FIELD_REFs.
20141 (instantiate_element): Don't warn for any element whose parent
20142 is used as a whole.
20143 (instantiate_missing_elements_1): Return the sra_elt.
20144 (canon_type_for_field): New.
20145 (try_instantiate_multiple_fields): New.
20146 (instantiate_missing_elemnts): Use them.
20147 (mark_no_warning): Removed.
20148 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20149 (REPLDUP, sra_build_elt_assignment): New.
20150 (generate_copy_inout): Use them.
20151 (generate_element_copy): Likewise. Handle bitfld differences.
20152 (generate_element_zero): Don't recurse for blocks. Use
20153 sra_build_elt_assignment.
20154 (generate_one_element_int): Take elt instead of var. Use
20155 sra_build_elt_assignment.
20156 (generate_element_init_1): Adjust.
20157 (scalarize_use, scalarize_copy): Use REPLDUP.
20158 (scalarize_ldst): Move assert before dereference.
20159 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20161 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20164 * tree.c (reconstruct_complex_type): Reconstruct a reference
20166 Also use the same mode for the pointer as the old pointer type.
20168 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20170 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20173 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20175 PR rtl-optimization/31676
20176 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20177 (df_refs_record): Call it.
20179 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20181 * rtl.def (SS_ABS): New code.
20182 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20183 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20184 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20185 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20186 (bfin_init_builtins): Define them.
20187 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20188 (bfin_expand_builtin): ... and handle the others here.
20189 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20190 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20191 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20192 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20193 operand is only HImode.
20195 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20197 * regclass.c (scan_one_insn): Remove splitting of
20200 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20201 Nigel Stephens <nigel@mips.com>
20203 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20205 2007-04-28 Jan Hubicka <jh@suse.cz>
20207 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20208 insn_locators_alloc instead of insn_locators_initialize;
20209 call reset_block_changes.
20210 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20211 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20212 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20213 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20214 * config/score/score.c (th_output_mi_thunk): Likewise.
20215 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20216 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20217 tolerate uninitialized locator info.
20220 * function.c (init_function_start): Don't init line number info.
20221 (expand_function_end): Update.
20222 (reset_block_changes, record_block_change, finalize_block_changes,
20223 check_block_change, free_block_changes): Kill.
20224 * function.h (reset_block_changes, record_block_change,
20225 finalize_block_changes, check_block_change, free_block_changes):
20227 (struct function): Remove ib_boundaries_block.
20228 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20229 Use curr_insn_locator to initialize locator.
20230 (emit_line_note): Remove.
20231 * cfgexpand.c (expand_gimple_cond_expr): Update.
20232 (construct_exit_block): Likewise.
20233 (tree_expand_cfg): Initialize/finalize locators.
20234 * expr.c (expand_expr_real): Update.
20235 * cfglayout.c (line_locators_locs, line_locators_lines,
20236 file_locators_locs, file_locators_files): Remove.
20237 (set_block_levels): Move to cfgexpand.c.
20238 (insn_locators_initialize): Remove.
20239 (pass_insn_locators_initialize): Remove.
20240 (locations_locators_locs, locations_locators_vals): New static vars.
20241 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20243 (insn_locators_alloc, insn_locators_finalize,
20244 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20246 (locator_location): New.
20247 (locator_line, locator_file): Rewrite.
20248 * rtl.h (emit_line_note): Kill.
20249 (insn_locators_alloc, insn_locators_finalize,
20250 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20252 * tree-inline.c (initialize_cfun): Do not initialize
20253 ib_boundaries_block.
20254 * passes.c (pass_insn_locators_initialize): Remove.
20256 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20258 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20259 info. Update last_basic_block correctly.
20261 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20264 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20265 register itself to hold the offset constant. Tell flow the use
20266 of r4 and r5 when they are used.
20268 2007-04-27 Richard Guenther <rguenther@suse.de>
20270 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20271 if we simplified anything.
20272 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20273 warnings until we did a simplification and the stmt was not
20274 marked as TREE_NO_WARNING.
20276 2007-04-27 Mike Stump <mrs@apple.com>
20278 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20280 2007-04-27 Ian Lance Taylor <iant@google.com>
20282 PR middle-end/31710
20283 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20284 TYPE_MAX_VALUE exist, convert them to the new type.
20286 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20288 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20289 if it claims to be available.
20290 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20291 edge is redirected.
20292 (perform_tree_ssa_dce): Always free postdominators.
20294 2007-04-27 Richard Henderson <rth@redhat.com>
20296 * config/alpha/predicates.md (aligned_memory_operand): Mark
20297 as define_special_predicate.
20298 (unaligned_memory_operand, normal_memory_operand): Likewise.
20299 (reg_or_unaligned_mem_operand): Remove.
20300 (any_memory_operand): Match the documentation and check for
20301 non-renumbered pseudos during reload.
20302 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20303 alpha_secondary_reload_class, update to new interface, make static.
20304 Handle CQImode like HImode. Remove FP subreg check.
20305 (alpha_expand_mov): Use replace_equiv_address.
20306 (alpha_expand_mov_nobwx): Use any_memory_operand.
20307 (TARGET_SECONDARY_RELOAD): New.
20308 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20309 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20310 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20311 * config/alpha/alpha.md: ... here.
20312 (RELOAD12, reloadmode): New.
20314 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20315 Don't handle the aligned case here.
20316 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20317 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20318 reload_inhi_help. Don't expect a scratch register.
20319 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20321 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20323 2007-04-27 Richard Guenther <rguenther@suse.de>
20325 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20327 2007-04-27 Richard Guenther <rguenther@suse.de>
20329 PR tree-optimization/30965
20330 PR tree-optimization/30978
20331 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20332 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20333 (find_equivalent_equality_comparison): Likewise.
20334 (simplify_cond): Likewise.
20335 (get_prop_source_stmt): New helper.
20336 (get_prop_dest_stmt): Likewise.
20337 (can_propagate_from): Likewise.
20338 (remove_prop_source_from_use): Likewise.
20339 (combine_cond_expr_cond): Likewise.
20340 (forward_propagate_comparison): New function.
20341 (forward_propagate_into_cond): Rewrite to use fold for
20343 (tree_ssa_forward_propagate_single_use_vars): Call
20344 forward_propagate_comparison to propagate comparisons.
20346 2007-04-27 Richard Guenther <rguenther@suse.de>
20348 PR tree-optimization/31715
20349 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20350 sure to do computation on the offset in an appropriate
20353 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20355 * reload.h (elimination_target_reg_p): Declare.
20356 * reload.c (find_reloads): Don't apply the reg_rtx move
20357 optimization if the SET_DEST satisfies elimination_target_reg_p.
20358 * reload1.c (elimination_target_reg_p): New function.
20359 (gen_reload): In the move/add2 fallback, make sure that op0
20360 does not overlap the destination register.
20362 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20364 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20365 transform only GIMPLE_MODIFY_STMTs.
20366 * tree-complex.c (expand_complex_operations_1): Ditto.
20367 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20368 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20369 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20371 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20372 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20373 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20374 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20375 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20376 slpeel_add_loop_guard): Ditto.
20377 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20378 * lambda-code.c (perfect_nestify): Ditto.
20379 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20380 before the first statement.
20381 * tree-optimize.c (execute_free_datastructures): Fix comments.
20382 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20383 * tree-flow.h (disband_implicit_edges): Declaration removed.
20384 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20386 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20387 COND_EXPRs without gotos.
20388 (disband_implicit_edges, has_label_p): Removed.
20389 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20390 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20392 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20394 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20395 also for COND_EXPRs.
20396 * cfgexpand.c (label_rtx_for_bb): New function.
20397 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20398 Use label_rtx_for_bb to find the labels.
20399 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20400 last block. Detect fallthru edges.
20402 2007-04-26 Ian Lance Taylor <iant@google.com>
20405 * reload.c (find_reloads_subreg_address): If the address was valid
20406 in the original mode but not in the new mode, reload the whole
20409 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20411 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20412 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20413 (cleanup_control_expr_graph): Do not invalidate dominance info.
20414 Record altered blocks.
20415 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20416 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20417 cleanup_tree_cfg_bb): New functions.
20418 (remove_forwarder_block): Do not maintain the worklist of blocks.
20419 Record altered blocks.
20420 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20421 not over whole cfg.
20422 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20423 delete_unreachable_blocks if dominators are not available.
20424 * tree-inline.c (optimize_inline_calls): Free dominance information
20426 * tree-flow.h (remove_edge_and_dominated_blocks,
20427 cfgcleanup_altered_bbs): Altered.
20428 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20430 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20432 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20433 do not invalidate dominators.
20435 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20437 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20438 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20439 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20440 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20442 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20444 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20446 2007-04-26 Richard Guenther <rguenther@suse.de>
20448 PR tree-optimization/31703
20449 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20450 the right type for the target of the bittest.
20452 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20454 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20455 ix86_sol10_return_in_memory.
20457 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20459 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20462 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20465 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20467 PR tree-optimization/30558
20468 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20469 clear this_state.prev_try.
20471 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20472 Mark Mitchell <mark@codesourcery.com>
20474 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20475 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20476 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20478 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20481 * doc/invoke.texi (%:print-asm-header): Document.
20482 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20484 (static_spec_functions): Add print-asm-header.
20485 (main): Print a banner before the --target-help linker options.
20486 (print_asm_header_spec_function): New function.
20488 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20491 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20492 (movsf_ie): Likewise.
20494 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20496 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20498 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20500 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20501 exception for divide-by-zero.
20502 (__umodsi3, __modsi3): Likewise.
20504 2007-04-25 Dirk Mueller <dmueller@suse.de>
20506 * c-typeck.c (build_compound_expr): Annotate warning()
20507 call with OPT_Wunused_value.
20508 * tree-ssa.c (warn_uninit): Annotate warning with
20510 * c-common.c (handle_sentinel_attribute): Annotate warning
20511 call with OPT_Wattributes.
20513 2007-04-25 Thiemo Seufer <ths@mips.com>
20515 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20516 (mips16): Fix typo.
20517 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20518 on to the assembler. Improve handling of -mno-mips16. Add handling
20519 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20520 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20521 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20522 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20524 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20527 * config/i386/winnt.c (i386_pe_file_end): Strip only
20528 USER_LABEL_PREFIX when writing export name.
20530 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20532 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20533 sh/elf.h, vx-common.h and vxworks.h.
20534 * config/sh/sh.h: Include config/vxworks-dummy.h.
20535 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20536 (OVERRIDE_OPTIONS): Use it.
20537 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20538 (vxworks_picreg): New pattern.
20539 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20540 VXWORKS_OS_CPP_BUILTINS.
20541 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20542 to their VXWORKS_* equivalents.
20543 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20544 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20545 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20546 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20547 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20548 -mrtp/-fPIC multilibs.
20549 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20550 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20551 (MULTILIB_OSDIRNAMES): Delete.
20553 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20556 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20558 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20560 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20561 rounding mode to be specified by the caller.
20562 (real_to_mpfr) Likewise.
20563 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20564 include new arguments.
20565 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20567 2007-04-24 Ian Lance Taylor <iant@google.com>
20569 PR tree-optimization/31605
20570 * tree-vrp.c (set_value_range): Check that min and max are not
20571 both overflow infinities.
20572 (set_value_range_to_value): New static function.
20573 (extract_range_from_binary_expr): Call set_value_range_to_value.
20574 (extract_range_from_cond_expr): Likewise.
20575 (extract_range_from_expr): Likewise.
20576 (extract_range_from_unary_expr): Likewise. Don't create a range
20577 which overflows on both sides.
20578 (vrp_meet): Check for a useless range.
20579 (vrp_visit_phi_node): If we see a constant which looks like an
20580 overflow infinity, turn off the TREE_OVERFLOW flag.
20582 2007-04-24 Ian Lance Taylor <iant@google.com>
20584 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20586 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20588 PR diagnostic/25923
20589 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20590 diagnostic message is being built.
20591 * tree-pretty-print.c (dump_generic_node): Only write the
20592 formatted text into BUFFER's stream if we are not building a
20593 diagnostic message.
20594 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20596 * Makefile.in (toplev.o): Depend on tree-pass.h.
20598 2007-04-24 Ian Lance Taylor <iant@google.com>
20600 PR tree-optimization/31602
20601 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20602 conditionals in the copied loop header.
20603 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20604 warnings if TREE_NO_WARNING is set.
20605 * doc/invoke.texi (Warning Options): Clarify that
20606 -Wstrict-overflow does not warn about loops.
20608 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20610 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20611 expand on the comment about _Decimal128 arguments and check the
20612 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20613 that _Decimal128 argument uses even/odd register pair.
20614 (function_arg): Ditto.
20616 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20618 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20619 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20621 2007-04-24 Richard Guenther <rguenther@suse.de>
20622 Olga Golovanevsky <olga@il.ibm.com>
20624 * fold-const.c (multiple_of_p): Check for bottom
20627 2007-04-24 Richard Henderson <rth@redhat.com>
20629 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20630 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20631 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20632 looking for non-zero bits shifted out. Avoid a recursive call
20633 when constructing the scalar.
20634 (__floatundisf): Likewise.
20636 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20638 * dwarf2out.c (field_byte_offset): Move the existing logic
20639 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20640 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20642 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20645 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20646 length argument of 0 for memset.
20647 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20648 unsigned shift instead of the signed variant.
20650 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20652 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20653 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20654 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20655 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20656 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20657 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20658 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20659 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20660 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20661 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20662 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20663 "mul<mode>3", "div<mode>3"): Insn definitions added.
20664 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20665 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20666 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20667 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20668 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20669 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20670 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20671 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20672 TARGET_FLOAT_FORMAT): Macro definitions removed.
20673 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20674 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20675 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20676 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20677 (s390_gen_rtx_const_DI): Function removed.
20678 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20680 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20682 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20683 over an external ffs function.
20685 2007-04-24 Chao-ying Fu <fu@mips.com>
20686 Richard Sandiford <richard@nildram.co.uk>
20688 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20689 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20690 (smadd_widen_optab, umadd_widen_optab): Define.
20691 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20693 * genopinit.c (optabs): Fill in smadd_widen_optab and
20695 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20696 and umadd_widen_optab to implement multiply-add sequences.
20697 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20698 (<u>maddsidi4): ...this. Extend condition to include
20699 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20700 of operand 0 to "ka" and use the three-operand form of madd<u>
20702 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20704 * config/mips/constraints.md (ka): New register constraint.
20706 2007-04-24 Jan Hubicka <j@suse.cz>
20710 2007-04-23 Jan Hubicka <jh@suse.cz>
20711 * function.c (init_function_start): Don't init line number info.
20712 (expand_function_end): Update.
20713 (reset_block_changes, record_block_change, finalize_block_changes,
20714 check_block_change, free_block_changes): Kill.
20715 * function.h (reset_block_changes, record_block_change,
20716 finalize_block_changes, check_block_change, free_block_changes):
20718 (struct function): Remove ib_boundaries_block.
20719 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20720 Use curr_insn_locator to initialize locator.
20721 (emit_line_note): Remove.
20722 * cfgexpand.c (expand_gimple_cond_expr): Update.
20723 (construct_exit_block): Likewise.
20724 (tree_expand_cfg): Initialize/finalize locators.
20725 * expr.c (expand_expr_real): Update.
20726 * cfglayout.c (line_locators_locs, line_locators_lines,
20727 file_locators_locs, file_locators_files): Remove.
20728 (set_block_levels): Move to cfgexpand.c.
20729 (insn_locators_initialize): Remove.
20730 (pass_insn_locators_initialize): Remove.
20731 (locations_locators_locs, locations_locators_vals): New static vars.
20732 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20734 (insn_locators_alloc, insn_locators_finalize,
20735 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20737 (locator_location): New.
20738 (locator_line, locator_file): Rewrite.
20739 * rtl.h (emit_line_note): Kill.
20740 (insn_locators_alloc, insn_locators_finalize,
20741 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20743 * tree-inline.c (initialize_cfun): Do not initialize
20744 ib_boundaries_block.
20745 * passes.c (pass_insn_locators_initialize): Remove.
20747 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20749 * doc/invoke.texi: Removed leading '-' from option index entries.
20751 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20753 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20755 (create_phi_node): Use set_phi_nodes.
20756 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20757 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20758 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20759 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20760 (bsi_start, bsi_last): Use bb_stmt_list.
20761 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20762 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20763 Traverse the statements using tsi iterator.
20764 * basic-block.h (struct basic_block_def): Fields stmt_list
20765 and phi_nodes moved to ...
20766 (struct tree_bb_info): ... new structure.
20767 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20768 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20769 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20770 (tree_verify_flow_info): Verify that il.tree is not set for
20771 entry and exit block.
20772 (tree_split_block): Use set_bb_stmt_list.
20774 2007-04-23 Mike Stump <mrs@apple.com>
20776 * config/i386/i386.c (ix86_tune_features
20777 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20780 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20782 * config/i386/i386.md (prefix_extra): New attribute.
20783 (length): Add prefix_extra.
20785 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20786 (sse2_movntv2di): Likewise.
20787 (sse2_cvtps2dq): Likewise.
20788 (sse2_cvtpd2pi): Likewise.
20789 (sse2_cvttpd2pi): Likewise.
20790 (*sse2_cvtpd2ps): Likewise.
20791 (*add<mode>3): Likewise.
20792 (sse2_ssadd<mode>3): Likewise.
20793 (sse2_usadd<mode>3): Likewise.
20794 (*sub<mode>3): Likewise.
20795 (sse2_sssub<mode>3): Likewise.
20796 (sse2_ussub<mode>3): Likewise.
20797 (*mulv8hi3): Likewise.
20798 (*smulv8hi3_highpart): Likewise.
20799 (*umulv8hi3_highpart): Likewise.
20800 (sse2_umulv2siv2di3): Likewise.
20801 (sse2_pmaddwd): Likewise.
20802 (ashr<mode>3): Likewise.
20803 (lshr<mode>3): Likewise.
20804 (ashl<mode>3): Likewise.
20805 (sse2_ashlti3): Likewise.
20806 (sse2_lshrti3): Likewise.
20807 (*umaxv16qi3): Likewise.
20808 (*smaxv8hi3): Likewise.
20809 (*uminv16qi3): Likewise.
20810 (*sminv8hi3): Likewise.
20811 (sse2_eq<mode>3): Likewise.
20812 (sse2_gt<mode>3): Likewise.
20813 (*and<mode>3): Likewise.
20814 (sse2_nand<mode>3): Likewise.
20815 (*ior<mode>3): Likewise.
20816 (*xor<mode>3): Likewise.
20817 (sse2_packsswb): Likewise.
20818 (sse2_packssdw): Likewise.
20819 (sse2_packuswb): Likewise.
20820 (sse2_punpckhbw): Likewise.
20821 (sse2_punpcklbw): Likewise.
20822 (sse2_punpckhwd): Likewise.
20823 (sse2_punpcklwd): Likewise.
20824 (sse2_punpckhdq): Likewise.
20825 (sse2_punpckldq): Likewise.
20826 (sse2_punpckhqdq): Likewise.
20827 (sse2_punpcklqdq): Likewise.
20828 (*sse2_pinsrw): Likewise.
20829 (*sse2_pextrw): Likewise.
20830 (sse2_pshufd_1): Likewise.
20831 (sse2_uavgv16qi3): Likewise.
20832 (sse2_uavgv8hi3): Likewise.
20833 (sse2_psadbw): Likewise.
20834 (sse2_pmovmskb): Likewise.
20835 (*sse2_maskmovdqu): Likewise.
20836 (*sse2_maskmovdqu_rex64): Likewise.
20837 (sse4a_extrqi): Likewise.
20838 (sse4a_extrq): Likewise.
20839 (sse3_lddqu): Set prefix_rep.
20840 (sse3_addsubv4sf3): Likewise.
20841 (sse3_haddv4sf3): Likewise.
20842 (sse3_hsubv4sf3): Likewise.
20843 (sse_cvtss2si): Likewise.
20844 (sse_cvtss2si_2): Likewise.
20845 (sse_cvtss2siq): Likewise.
20846 (sse_cvtss2siq_2): Likewise.
20847 (sse_cvttss2si): Likewise.
20848 (sse_cvttss2siq): Likewise.
20849 (sse2_cvttps2dq): Likewise.
20850 (sse3_movshdup): Likewise.
20851 (sse3_movsldup): Likewise.
20852 (sse2_cvtsd2si): Likewise.
20853 (sse2_cvtsd2si_2): Likewise.
20854 (sse2_cvtsd2siq): Likewise.
20855 (sse2_cvtsd2siq_2): Likewise.
20856 (sse2_cvttsd2si): Likewise.
20857 (sse2_cvttsd2siq): Likewise.
20858 (*sse2_cvtpd2dq): Likewise.
20859 (*sse2_cvttpd2dq): Likewise.
20860 (sse2_pshuflw_1): Likewise.
20861 (sse2_pshufhw_1): Likewise.
20862 (sse4a_insertqi): Likewise.
20863 (sse4a_insertq): Likewise.
20864 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20865 (ssse3_phadddv4si3): Likewise.
20866 (ssse3_phaddswv8hi3): Likewise.
20867 (ssse3_phsubwv8hi3): Likewise.
20868 (ssse3_phsubdv4si3): Likewise.
20869 (ssse3_phsubswv8hi3): Likewise.
20870 (ssse3_pmaddubswv8hi3): Likewise.
20871 (ssse3_pmulhrswv8hi3): Likewise.
20872 (ssse3_pshufbv16qi3): Likewise.
20873 (ssse3_psign<mode>3): Likewise.
20874 (ssse3_palignrti): Likewise.
20875 (abs<mode>2): Likewise.
20876 (ssse3_phaddwv4hi3): Set prefix_extra.
20877 (ssse3_phadddv2si3): Likewise.
20878 (ssse3_phaddswv4hi3): Likewise.
20879 (ssse3_phsubwv4hi3): Likewise.
20880 (ssse3_phsubdv2si3): Likewise.
20881 (ssse3_phsubswv4hi3): Likewise.
20882 (ssse3_pmaddubswv4hi3): Likewise.
20883 (ssse3_pmulhrswv4hi3): Likewise.
20884 (ssse3_pshufbv8qi3): Likewise.
20885 (ssse3_psign<mode>3): Likewise.
20886 (ssse3_palignrdi): Likewise.
20887 (abs<mode>2): Likewise.
20888 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20889 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20890 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20892 2007-04-23 Nick Clifton <nickc@redhat.com>
20894 * params.def: Fix formatting of emacs local variables.
20896 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20898 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20899 move if inter-unit move isn't allowed.
20900 Don't split moving the first element of V2DI to DI to inter-unit
20901 move if inter-unit move isn't allowed.
20903 2007-04-23 Richard Guenther <rguenther@suse.de>
20905 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20906 and CDI_POST_DOMINATORS separately.
20908 2007-04-23 Nick Clifton <nickc@redhat.com>
20910 * c.opt (Wformat-contains-nul): Add warning attribute.
20912 2007-04-23 Jan Hubicka <jh@suse.cz>
20914 * function.c (init_function_start): Don't init line number info.
20915 (expand_function_end): Update.
20916 (reset_block_changes, record_block_change, finalize_block_changes,
20917 check_block_change, free_block_changes): Kill.
20918 * function.h (reset_block_changes, record_block_change,
20919 finalize_block_changes, check_block_change, free_block_changes):
20921 (struct function): Remove ib_boundaries_block.
20922 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20923 Use curr_insn_locator to initialize locator.
20924 (emit_line_note): Remove.
20925 * cfgexpand.c (expand_gimple_cond_expr): Update.
20926 (construct_exit_block): Likewise.
20927 (tree_expand_cfg): Initialize/finalize locators.
20928 * expr.c (expand_expr_real): Update.
20929 * cfglayout.c (line_locators_locs, line_locators_lines,
20930 file_locators_locs, file_locators_files): Remove.
20931 (set_block_levels): Move to cfgexpand.c.
20932 (insn_locators_initialize): Remove.
20933 (pass_insn_locators_initialize): Remove.
20934 (locations_locators_locs, locations_locators_vals): New static vars.
20935 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20937 (insn_locators_alloc, insn_locators_finalize,
20938 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20940 (locator_location): New.
20941 (locator_line, locator_file): Rewrite.
20942 * rtl.h (emit_line_note): Kill.
20943 (insn_locators_alloc, insn_locators_finalize,
20944 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20946 * tree-inline.c (initialize_cfun): Do not initialize
20947 ib_boundaries_block.
20948 * passes.c (pass_insn_locators_initialize): Remove.
20950 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20952 PR middle-end/31448
20953 * expr.c (reduce_to_bit_field_precision): Handle
20956 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20958 PR tree-optimization/24659
20959 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20960 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20961 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20962 * genopinit.c (optabs): Rename vec_pack_mod_optab
20963 to vec_pack_trunc_optab.
20964 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20965 early for scalar floating point operands for NOP_EXPR.
20966 (vectorizable_type_promotion): Ditto.
20967 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20968 vec_pack_trunc_optab.
20969 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20971 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20972 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20973 Rename from VEC_PACK_MOD_EXPR.
20974 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20975 * expr.c (expand_expr_real_1): Ditto.
20976 * tree-inline.c (estimate_num_insns_1): Ditto.
20977 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20979 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20980 (vec_unpacks_lo_v4sf): Ditto.
20981 (vec_pack_trunc_v2df): Ditto.
20982 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20983 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20984 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20986 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20988 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20990 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20991 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20992 packing of floating point operands.
20993 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20994 represent unpacking of floating point operands.
20995 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20996 [vec_unpacks_hi]: Ditto.
20997 [vec_unpacks_lo]: Ditto.
20999 2007-04-22 Jan Hubicka <jh@suse.cz>
21001 * final.c (rest_of_handle_final): Call
21002 targetm.asm_out.constructor/targetm.asm_out.destructor
21003 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21004 proper priority via decl_*_priority_insert.
21005 * c-common.c (c_expand_body): Likewise.
21007 2007-04-22 Richard Guenther <rguenther@suse.de>
21009 PR tree-optimization/29789
21010 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21011 (rewrite_reciprocal): New helper split out from
21012 determine_invariantness_stmt.
21013 (rewrite_bittest): Likewise.
21014 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21015 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21018 2007-04-22 Revital Eres <eres@il.ibm.com>
21020 * loop-unroll.c (var_to_expand): New field to support also
21021 insns of the form x = something + x.
21022 (analyze_insn_to_expand_var): Use it.
21023 (expand_var_during_unrolling): Likewise.
21025 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21027 * predict.c: Include pointer-set.h.
21028 (bb_predictions): New variable.
21029 (tree_predicted_by_p, tree_predict_edge,
21030 remove_predictions_associated_with_edge): Use bb_predictions map
21031 instead of bb->predictions.
21032 (clear_bb_predictions, assert_is_empty): New functions.
21033 (combine_predictions_for_bb): Use bb_predictions map. Call
21034 clear_bb_predictions.
21035 (tree_estimate_probability): Create and free bb_predictions map.
21036 * Makefile.in (predict.o): Add pointer-set.h dependency.
21037 * basic-block.h (struct basic_block_def): Remove predictions
21039 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21041 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21044 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21047 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21049 * timevar.c (timevar_print): Change reference of --disable-checking to
21050 --enable-checking=release. Also warn if assert checking is disabled.
21052 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21055 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21056 decl as addressable if the compound literal was marked as
21058 Mark the decl as a gimple register if it is a complex or
21059 vector decl and does not live in memory.
21061 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21063 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21064 (GENERIC_NEXT): New function macro.
21065 (PHI_CHAIN): Use phi_node's new chain variable.
21066 (tree_phi_node): Change tree_common to tree_base
21067 and add the chain field.
21068 * tree-phinodes.c (make_phi_node): Don't set
21069 TREE_TYPE on the new node.
21070 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21071 instead of checking GIMPLE_TUPLE_P in chain_next.
21072 * tree-vect-transform.c
21073 (get_initial_def_for_induction): Look at
21074 PHI_RESULT_TREE for the type of the phi node.
21075 (update_vuses_to_preheader): Use PHI_CHAIN
21076 instead of TREE_CHAIN on the phi node.
21077 * tree-ssa-structalias.c (compute_points_to_sets):
21079 (ipa_pta_execute): Likewise.
21081 2007-04-21 Richard Guenther <rguenther@suse.de>
21083 PR middle-end/31136
21084 * fold-const.c (fold_unary): Call fold_convert_const on the
21087 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21089 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21090 (store_killed_in_pat): New.
21092 2007-04-20 Richard Henderson <rth@redhat.com>
21095 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21096 TREE_LIST with a void_type_node value, not void_list_node exactly.
21098 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21100 * doc/standards.texi: Re-arrange into language-specific
21101 subsections. Add a C++ section, documenting which standards we
21104 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21106 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21107 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21109 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21111 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21112 ecrti.o and crtbegin.o.
21113 (LIB_DEFAULT_SPEC): Include -lc.
21114 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21116 2007-04-20 Richard Henderson <rth@redhat.com>
21119 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21120 argument; update all callers.
21121 (get_unaligned_offset): New.
21122 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21123 get_unaligned_address, just pass on the address directly.
21124 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21125 the subreg in the helper patterns.
21126 (unaligned_extendqidi_le): Use get_unaligned_offset.
21127 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21128 (unaligned_extendhidi_be): Likewise.
21129 (unaligned_extendhidi): Tidy.
21130 * config/alpha/alpha-protos.h: Update.
21132 2007-04-20 Richard Henderson <rth@redhat.com>
21134 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21135 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21136 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21137 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21138 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21139 (CPP_SPEC): Don't include %(cpp_subtarget).
21140 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21141 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21142 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21144 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21146 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21147 for __builtin_ia32_cmpordss.
21149 PR tree-optimization/31632
21150 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21151 and arg1 for optimizations of comparison against min/max values.
21152 Fold arg0 to arg1's type for optimizations of comparison against
21153 min+1 and max-1 values.
21155 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21157 * reload.c (combine_reloads): When trying to use a dying register,
21158 check whether it's uninitialized and don't use if so.
21160 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21162 * fold-const.c: Remove prototypes for native_encode_expr and
21163 native_interpret_expr.
21164 (native_encode_expr): Make non-static.
21165 (native_interpret_expr): Likewise.
21166 * tree.h: Add prototypes for the above.
21168 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21170 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21171 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21172 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21173 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21174 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21175 Add length attributes.
21177 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21179 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21182 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21183 __STDC_WANT_DEC_FP__.
21185 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21187 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21188 for long double compatibility.
21189 * configure: Regenerate.
21191 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21193 PR rtl-optimization/29841
21194 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21196 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21197 that may cause control flow transfer from being moved.
21199 2007-04-18 Jan Hubicka <jh@suse.cz>
21201 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21204 2007-04-18 Eric Christopher <echristo@apple.com>
21206 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21207 only. Update operands.
21208 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21209 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21210 link register to pic register.
21212 2007-04-18 Dirk Mueller <dmueller@suse.de>
21214 PR diagnostic/31227
21215 * tree-vrp.c (search_for_addr_array): New.
21216 (check_array_bounds): Suppress warning about
21217 address taken of array refs if its not de-referenced.
21219 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21221 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21222 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21224 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21225 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21226 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21228 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21230 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21232 (vect_analyze_scalar_cycles): Fix indentation.
21233 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21234 (vect_mark_relevant): Include phis in relevance analysis.
21236 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21238 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21240 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21241 output_operand_lossage().
21243 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21245 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21246 the unused code for reduction without adjust-in-epilog to simplify the
21249 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21251 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21252 (S390_TDC_NEGATIVE_ZERO): New constant.
21253 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21254 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21255 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21256 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21257 (S390_TDC_POSITIVE_INFINITY): New constant.
21258 (S390_TDC_NEGATIVE_INFINITY): New constant.
21259 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21260 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21261 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21262 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21263 (S390_TDC_INFINITY): New constant.
21264 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21265 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21266 optimization for UNSPEC_CCZ_TO_INT.
21267 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21268 ("*ccz_to_int"): New insn.
21269 ("isinf<mode>2"): New insn.
21270 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21271 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21272 (UNSPEC_CCZ_TO_INT): New constant.
21274 2007-04-18 Richard Guenther <rguenther@suse.de>
21276 PR tree-optimization/19431
21277 PR tree-optimization/21463
21278 * tree-pass.h (pass_phiprop): Declare.
21279 * passes.c (init_optimization_passes): New phiprop pass.
21280 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21281 (phivn_valid_p): New helper function.
21282 (phiprop_insert_phi): Likewise.
21283 (propagate_with_phi): Likewise.
21284 (tree_ssa_phiprop): New propagator propagating loads
21285 through phi nodes if profitable.
21287 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21289 * tree-vect-analyze.c (process_use): New function.
21290 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21291 Check phis in all bbs.
21292 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21295 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21297 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21300 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21303 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21306 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21308 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21310 (sse_vmmulv4sf3): Likewise.
21311 (sse2_vmaddv2df3): Likewise.
21312 (sse2_vmmulv2df3): Likewise.
21314 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21316 PR rtl-optimization/31360
21317 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21318 (target_reg_cost): New.
21319 (init_set_costs): Initialize target_reg_cost. Add comments
21320 regarding the rationale of the costs.
21321 (global_cost_for_size): Renamed to...
21322 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21323 of register pressure.
21324 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21325 estimate_reg_pressure_cost. Add number of ivs.
21326 (determine_set_costs): Dump target_reg_cost.
21327 * loop-invariant.c (gain_for_invariant): Use
21328 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21329 (best_gain_for_invariant, find_invariants_to_move): Remove
21331 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21332 (target_reg_cost): Declare.
21333 (global_cost_for_size): Declaration removed.
21334 (estimate_reg_pressure_cost): Declare.
21336 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21338 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21339 regnos into even/odd register pairs.
21340 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21341 TDmode similar to the other floating point modes.
21342 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21343 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21345 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21346 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21347 (movdd_hardfloat64): Use TARGET_MFPGPR.
21349 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21351 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21354 2005-01-05 Richard Henderson <rth@redhat.com>
21356 * reload1.c (do_input_reload): Restrict the optimization deleteing
21357 a previous output reload to RELOAD_FOR_INPUT.
21359 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21361 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21362 induc_vec_info_type.
21363 (vectorizable_induction): New function declaration.
21364 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21365 check if already vectorized. Find first place in BB where new stmts
21366 can be inserted. Takes only one argument.
21367 (vectorizable_induction): New function.
21368 (vect_transform_stmt): Add case for induc_vec_info_type to call
21369 vectorizable_induction.
21370 (vect_transform_loop): Consider phis for vectorization.
21371 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21373 (analyze_operations): Call vectorizable_induction when analyzing phis.
21375 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21376 (vect_mark_relevant): Include phis in relevance analysis.
21377 (vect_mark_stmts_to_be_vectorize): Likewise.
21378 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21380 2007-04-16 Lawrence Crowl <crowl@google.com>
21382 * doc/invoke.texi (Debugging Options): Add documentation for the
21383 -femit-struct-debug options -femit-struct-debug-baseonly,
21384 -femit-struct-debug-reduced, and
21385 -femit-struct-debug-detailed[=...].
21387 * c-opts.c (c_common_handle_option): Add
21388 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21389 and OPT_femit_struct_debug_detailed_.
21390 * c.opt: Add specifications for
21391 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21392 and -femit-struct-debug-detailed[=...].
21393 * opts.c (set_struct_debug_option): Parse the
21394 -femit-struct-debug-... options.
21395 * opts.c (matches_main_base, main_input_basename,
21396 main_input_baselength, base_of_path, matches_main_base): Add
21397 variables and functions to compare header base name to compilation
21399 * opts.c (should_emit_struct_debug): Add to determine to emit a
21400 structure based on the option.
21401 (dump_struct_debug) Also disabled function to debug this
21403 * opts.c (handle_options): Save the base name of the
21406 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21407 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21408 This hook indicates if a type is generic. Set it by default
21409 to "never generic".
21410 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21411 to determine if a struct type is generic or not.
21412 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21413 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21414 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21415 with live C++ hook.
21417 * flags.h (enum debug_info_usage): Add an enumeration to describe
21418 a program's use of a structure type.
21419 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21420 to indicate the program's usage of the type. Filter structs based
21421 on the -femit-struct-debug-... specification.
21422 (gen_type_die): Split into two routines, gen_type_die and
21423 gen_type_die_with_usage. gen_type_die is now a wrapper
21424 that assumes direct usage.
21425 (gen_type_die_with_usage): Replace calls to gen_type_die
21426 with gen_type_die_with_usage adding the program usage of
21427 the referenced type.
21428 (dwarf2out_imported_module_or_decl): Suppress struct debug
21429 information using should_emit_struct_debug when appropriate.
21431 2007-04-16 Ian Lance Taylor <iant@google.com>
21433 PR tree-optimization/31522
21434 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21435 (vrp_initialize): Allocate vr_phi_edge_counts.
21436 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21437 executable edge. Drop test for all constants.
21438 (vrp_finalize): Free vrp_phi_edge_counts.
21440 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21441 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21443 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21444 predecessors at head rather than tail.
21446 2007-04-16 Matthias Klose <doko@debian.org>
21448 * config/alpha/linux.h (CPP_SPEC): Define.
21449 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21451 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21453 * function.h: Remove sequence_stack extern declaration.
21455 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21457 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21459 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21462 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21464 * config/avr/avr.c (avr_arch_types): Rearranging array.
21465 (enum avr_arch): Add.
21466 (avr_mcu_types): Use avr_arch enumeration constants instead of
21468 * config/avr/avr.h (LINK_SPEC): Simplify.
21470 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21472 * config/m68k/m68k.c (m68k_libcall_value,
21473 m68k_function_value): Use macros for register names more.
21475 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21477 (M68K_REGNAME): Use A6_REG.
21478 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21480 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21482 PR middle-end/28071
21483 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21484 'pending_read_list_length' and 'pending_write_list_length'. Update
21486 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21487 to handle two length counters instead of one. Update all uses.
21488 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21489 two length counters instead of one.
21490 * sched-rgn.c (propagate_deps): Update to handle two length counters
21493 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21496 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21497 copy of source, pass it to ix86_expand_vector_set and return
21500 2007-04-16 David Ung <davidu@mips.com>
21501 Joseph Myers <joseph@codesourcery.com>
21503 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21504 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21505 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21506 Add 74K processor information.
21507 * config/mips/mips.md: Include 74k.md.
21508 (cpu): Add 74kc,74kf,74kx.
21509 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21510 * config/mips/74k.md: New.
21511 * doc/invoke.texi (MIPS Options): Document 74K support.
21513 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21515 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21516 vectorizable_* functions.
21517 * tree-vect-transform.c (vectorizable_call): Add check for
21518 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21519 (vectorizable_store): likewise.
21520 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21522 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21523 (vectorizable_type_promotion, vectorizable_load): Likewise.
21524 (vectorizable_live_operation, vectorizable_condition): Likewise.
21525 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21527 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21529 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21531 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21532 register numbers more.
21533 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21534 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21535 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21536 FUNCTION_VALUE_REGNO_P): Likewise.
21537 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21538 STATIC_CHAIN_REGNUM): Likewise.
21539 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21540 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21541 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21542 * config/m68k/m68k.md (FP_REG): New.
21544 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21546 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21549 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21551 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21552 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21555 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21557 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21560 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21563 * c-decl.c (finish_decl): Grab the type of the decl after the call
21564 to store_init_value.
21566 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21568 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21570 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21573 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21574 dominators, post dominators and cleanup cfg before returning.
21576 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21578 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21579 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21581 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21583 * config.gcc: Recognize fido.
21584 * config/m68k/m68k-devices.def (fidoa): New.
21585 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21587 (FL_FIDOA, TARGET_FIDOA): New.
21588 * config/m68k/m68k.opt (mfidoa): New.
21590 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21592 PR middle-end/31322
21593 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21594 when a personality function is used.
21596 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21598 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21600 2007-04-13 Mike Stump <mrs@apple.com>
21602 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21604 * config/darwin.opt (fapple-kext): Make C++ only.
21605 * config/darwin.c (darwin_override_options): Remove code to ensure
21606 -fapple-kext is given for C++ only.
21608 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21610 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21611 * config/mips/mips.c (override_options): Call
21612 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21614 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21616 * config/i386/i386.opt (msvr3-shlib): Removed.
21618 * doc/invoke.texi: Remove -msvr3-shlib.
21620 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21622 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21623 with "popcnt" instruction.
21625 2007-04-13 Richard Guenther <rguenther@suse.de>
21627 PR tree-optimization/21258
21628 * tree-vrp.c (compare_case_labels): New helper.
21629 (find_switch_asserts): New function.
21630 (find_assert_locations): Call it for SWITCH_EXPRs.
21632 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21634 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21635 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21636 check is now implied in X87_FLOAT_MODE_P.
21637 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21638 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21639 (fix_trunc<mode>_i386_fisttp): Ditto.
21640 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21641 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21642 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21643 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21644 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21645 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21646 (unnamed_splitters): Ditto.
21647 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21648 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21649 FIRST_SSE_REG for local functions when SSE math is enabled or
21650 for functions with sseregparm attribute.
21651 (standard_80387_constant_p): Return -1 if mode is not
21653 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21654 (ix86_expand_compare): Ditto.
21655 (ix86_expand_carry_flag_compare): Ditto.
21656 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21657 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21658 DECIMAL_FLOAT_MODE_P.
21659 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21660 of SCALAR_FLOAT_MODE_P.
21661 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21662 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21663 checks before FLOAT_MODE_P.
21664 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21665 before FLOAT_MODE_P.
21670 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21672 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21673 Charles Wilson <libtool@cwilson.fastmail.fm>
21675 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21676 (libgcc.mvars): Don't depend on them.
21677 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21678 * exec-tool.in: New.
21680 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21682 * doc/invoke.text (--help): Document --help=common.
21684 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21686 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21688 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21690 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21691 * genemit.c (main): Emit #include "integrate.h".
21692 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21693 (LOADGP_RTP): New mips_loadgp_style.
21694 * config/mips/mips.h: Include config/vxworks-dummy.h.
21695 (TARGET_RTP_PIC): New macro.
21696 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21697 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21698 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21699 for TARGET_RTP_PIC.
21700 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21701 -mvxworks-pic when using -mrtp and a PIC option.
21702 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21704 (mips_symbolic_constant_p, mips_symbolic_address_p)
21705 (mips_symbol_insns): Handle SYMBOL_HALF.
21706 (override_options): Warn about -G and -mrtp being used together.
21707 Initialize mips_lo_relocs[SYMBOL_HALF].
21708 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21709 (mips_emit_loadgp): Handle LOADGP_RTP.
21710 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21711 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21712 (tablejump): Handle function-relative case table entries if
21714 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21716 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21718 * config/mips/mips.md (load_call<mode>): Allow any general register.
21720 (sibcall_value_internal, sibcall_value_multiple_internal)
21721 (call_value_internal, call_value_split, call_value_multiple_internal)
21722 (call_value_multiple_split): Remove constraints from operand 0.
21724 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21726 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21727 rather than loadgp_noshared.
21728 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21729 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21731 * config/mips/mips.md (loadgp): Rename to...
21732 (loadgp_newabi): ...this.
21733 (loadgp_noshared): Rename to...
21734 (loadgp_absolute): ...this.
21736 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21738 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21739 false for locally-binding symbols.
21740 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21742 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21744 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21745 (SYMBOL_GOT_PAGE_OFST): ...this.
21746 (SYMBOL_GOT_GLOBAL): Rename to...
21747 (SYMBOL_GOT_DISP): ...this.
21748 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21749 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21750 * config/mips/mips.c (mips_global_symbol_p): New function.
21751 (mips_symbol_binds_local_p): Likewise.
21752 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21753 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21754 mips_global_symbol_p and mips_symbol_binds_local_p.
21755 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21756 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21757 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21758 SYMBOL_GOTOFF_DISP.
21759 (mips_ok_for_lazy_binding_p): New function.
21760 (mips_load_call_address, mips_expand_call): Use it.
21761 (mips_dangerous_for_la25_p): Likewise.
21762 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21763 (*got_disp<mode>): Use got_disp_operand instead of
21764 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21765 SYMBOL_GOTOFF_GLOBAL.
21766 (*got_page<mode>): Use got_page_ofst_operand instead of
21768 * config/mips/predicates.md (const_call_insn_operand): Use
21769 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21770 (global_got_operand): Rename to...
21771 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21773 (local_got_operand): Rename to...
21774 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21775 of SYMBOL_GOT_LOCAL.
21777 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21779 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21780 TARGET_CALL_CLOBBERED_GP.
21781 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21782 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21783 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21784 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21785 of TARGET_ABICALLS && !TARGET_NEWABI.
21786 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21787 * config/mips/mips.c (mips_load_call_address): Check
21788 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21789 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21790 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21791 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21792 TARGET_ABICALLS && TARGET_NEWABI.
21793 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21795 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21796 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21797 TARGET_ABICALLS && TARGET_NEWABI.
21798 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21799 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21800 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21801 whether indirect calls must use $25.
21802 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21804 * config/mips/mips.md (jal_macro): Check flag_pic and
21805 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21806 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21807 instead of TARGET_ABICALLS.
21808 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21809 TARGET_ABICALLS && TARGET_OLDABI.
21810 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21811 (sibcall): In the comment above the define_insn, mention
21812 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21813 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21814 instead of TARGET_ABICALLS.
21816 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21818 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21819 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21820 (MACFLAGS_MATCH_P): New macro.
21821 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21822 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21823 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21824 the other MACFLAG constants.
21825 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21826 (flag_machi): Tighten constraints. Renumber some of the operands.
21827 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21829 (flag_machi_parts_acconly): New pattern.
21830 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21832 (flag_macinit1hi): Tighten constraints.
21833 (flag_mul_macv2hi_parts_acconly): New pattern.
21835 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21836 Use a more efficient implementation.
21837 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21838 inline sequences when not optimizing for size.
21840 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21841 movhi_high2low): Delete, merge functionality into...
21842 (packv2hi): ... this pattern.
21844 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21845 * config/bfin/bfin.opt (msim): New option.
21846 (mcpu=): New option.
21847 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21848 (bfin_cpu_t): Typedef of enum bfin_cpu.
21849 (bfin_cpu_type): New declaration.
21850 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21851 -msim and -mcpu= options.
21852 (LIB_SPEC): Likewise.
21853 * config/bfin/bfin.c (bfin_cpu_type): Define.
21854 (bfin_handle_option): Handle -mcpu= option.
21855 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21856 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21857 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21859 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21861 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21862 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21863 (powerpc-wrs-vxworksae): Use ${tm_file}.
21864 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21865 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21866 * config/i386/vx-common.h: New file.
21868 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21870 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21873 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21875 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21878 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21882 * c-common.c (c_build_qualified_type): Set canonical type
21885 2007-04-12 Richard Guenther <rguenther@suse.de>
21887 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21888 lower bound and element size if lower bound is not zero
21889 or either of the ARRAY_REF operands is set.
21891 2007-04-12 Richard Guenther <rguenther@suse.de>
21893 PR tree-optimization/24689
21894 PR tree-optimization/31307
21895 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21897 * gimplify.c (canonicalize_addr_expr): To be consistent with
21898 gimplify_compound_lval only set operands two and three of
21899 ARRAY_REFs if they are not gimple_min_invariant. This makes
21900 it never at this place.
21901 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21903 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21905 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21906 null before emitting a .nsubspa directive.
21908 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21910 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21911 need_to_partition_p if there are no memory statements in the
21914 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21916 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21917 (gcd_of_steps_may_divide_p): New function.
21918 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21920 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21922 * reload.c (find_reloads_toplev, find_reloads_address,
21923 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21924 not a pointer equality test, to decide if we need to call
21925 push_reg_equiv_alt_mem.
21927 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21929 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21930 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21932 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21934 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21936 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21937 vector to be positive.
21939 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21943 * doc/invoke.texi: Document --params max-aliased-vops and
21945 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21946 debug_memory_partitions): Move to tree-flow.h
21947 * params.h (AVG_ALIASED_VOPS): Define.
21948 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21950 (mp_info_t): Likewise.
21951 (get_mem_sym_stats_for): New.
21952 (set_memory_partition): Move from tree-flow-inline.h.
21953 (mark_non_addressable): Only clear the set of symbols for the
21954 partition if it exists.
21955 (dump_memory_partitions): Move from tree-ssa-operands.c
21956 (debug_memory_partitions): Likewise.
21957 (need_to_partition_p): New.
21958 (dump_mem_ref_stats): New.
21959 (debug_mem_ref_stats): New.
21960 (dump_mem_sym_stats): New.
21961 (debug_mem_sym_stats): New.
21962 (update_mem_sym_stats_from_stmt): New.
21963 (compare_mp_info_entries): New.
21964 (mp_info_cmp): Call it.
21965 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21967 (get_mpt_for): Move from tree-ssa-operands.c.
21968 (find_partition_for): New.
21969 (create_partition_for): Remove.
21970 (estimate_vop_reduction): New.
21971 (update_reference_counts): New.
21972 (build_mp_info): New.
21973 (compute_memory_partitions): Refactor.
21974 Document new heuristic.
21975 Call build_mp_info, update_reference_counts,
21976 find_partition_for and estimate_vop_reduction.
21977 (compute_may_aliases): Populate virtual operands before
21978 calling debugging dumps.
21979 (delete_mem_sym_stats): New.
21980 (delete_mem_ref_stats): New.
21981 (init_mem_ref_stats): New.
21982 (init_alias_info): Call it.
21983 (maybe_create_global_var): Remove alias_info argument.
21984 Get number of call sites and number of pure/const call sites
21985 from gimple_mem_ref_stats().
21986 (dump_alias_info): Call dump_memory_partitions first.
21987 (dump_points_to_info_for): Show how many times a pointer has
21989 * opts.c (decode_options): For -O2 set --param
21990 max-aliased-vops to 500.
21991 For -O3 set --param max-aliased-vops to 1000 and --param
21992 avg-aliased-vops to 3.
21993 * fortran/options.c (gfc_init_options): Remove assignment to
21995 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21996 * tree-dfa.c (dump_variable): Dump memory reference
21998 Dump NO_ALIAS* settings.
21999 (referenced_var_lookup): Tidy.
22000 (mem_sym_stats): New.
22001 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22002 and ORIG are different SSA names for a memory partition.
22003 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22004 * tree-flow.h (struct mem_sym_stats_d): Define.
22005 (mem_sym_stats_t): Define.
22006 (struct mem_ref_stats_d): Define.
22007 (struct gimple_df): Add field mem_ref_stats.
22008 (enum noalias_state): Define.
22009 (struct var_ann_d): Add bitfield noalias_state.
22010 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22011 debug_mem_ref_stats, debug_memory_partitions,
22012 debug_mem_sym_stats): Declare.
22013 * tree-ssa-structalias.c (update_alias_info): Update call
22014 sites, pure/const call sites and asm sites in structure
22015 returned by gimple_mem_ref_stats.
22016 Remove local variable IS_POTENTIAL_DEREF.
22017 Increase NUM_DEREFS if the memory expression is a potential
22019 Call update_mem_sym_stats_from_stmt.
22020 If the memory references memory, call
22021 update_mem_sym_stats_from_stmt for all the direct memory
22022 symbol references found.
22023 (intra_create_variable_infos): Set noalias_state field for
22024 pointer arguments according to the value of
22025 flag_argument_noalias.
22026 * tree-ssa-structalias.h (struct alias_info): Remove fields
22027 num_calls_found and num_pure_const_calls_found.
22028 (update_mem_sym_stats_from_stmt): Declare.
22029 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22030 Set default value to 100.
22031 (PARAM_AVG_ALIASED_VOPS): Define.
22033 2007-04-11 Richard Guenther <rguenther@suse.de>
22035 PR middle-end/31530
22036 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22037 a * -b + c as c - a * b if we honor sign dependent rounding.
22039 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22041 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22042 bfin_expand_strmov.
22043 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22044 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22046 (initialize_trampoline): Don't use old-style function definition.
22047 (bfin_secondary_reload): Mark IN_P argument as unused.
22049 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22051 PR tree-optimization/31343
22052 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22053 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22054 * testsuite/gcc.dg/vect/pr31343.c: New.
22056 2007-04-10 Eric Christopher <echristo@apple.com>
22058 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22059 * config/i386/i386.md (*cmpfp0): Use.
22060 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22061 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22062 (fix_trunc<mode>_i386_fisttp): Ditto.
22063 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22064 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22065 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22066 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22067 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22068 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22069 (unnamed_splitters): Ditto.
22070 * config/i386/i386.c (output_fix_trunc): Assert that
22071 we're not being passed a TFmode operand.
22073 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22075 PR tree-optimization/31526
22076 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22077 n_basic_blocks to find newly added blocks.
22079 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22081 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22083 (fix_trunc<mode>si_sse): Ditto.
22084 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22085 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22086 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22087 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22088 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22089 expander using SSEMODEF mode macro.
22090 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22091 expander using SSEMODEF mode macro.
22092 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22093 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22094 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22095 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22096 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22097 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22098 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22099 Macroize insn using X87MODEF mode macro.
22101 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22103 * config/i386/sse.md (sse2_pinsrw): Removed.
22104 (sse2_pextrw): Renamed to ...
22105 (*sse2_pextrw): This.
22107 2007-04-09 Jan Hubicka <jh@suse.cz>
22110 * config/i386/sse.md
22111 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22112 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22113 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22114 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22116 2007-04-09 Jan Hubicka <jh@suse.cz>
22118 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22119 multiple fields of union.
22121 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22123 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22124 (create_preheaders): Check that loops are available.
22125 (fix_loop_structure): Clean up, improve comments.
22126 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22127 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22129 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22130 * predict.c (tree_estimate_probability): Do not call
22131 calculate_dominance_info. Call create_preheaders.
22132 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22133 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22135 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22136 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22137 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22138 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22141 2007-04-08 Jan Hubicka <jh@suse.cz>
22143 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22144 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22145 * fold-const.c (fold_unary): Use it.
22147 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22149 * varasm.c (assemble_variable): Remove call to
22150 lang_hooks.decls.prepare_assemble_variable.
22151 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22152 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22153 * langhooks.h (lang_hooks_for_decls): Remove
22154 prepare_assemble_variable.
22156 2007-04-08 Mike Stump <mrs@apple.com>
22158 * config/i386/i386.c: Use inc/dec on Core2.
22160 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22162 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22163 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22164 lhd_tree_inlining_end_inlining): Remove.
22165 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22166 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22167 end_inlining hooks.
22168 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22169 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22170 lhd_tree_inlining_end_inlining): Remove prototypes.
22171 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22172 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22173 LANG_HOOKS_TREE_INLINING_START_INLINING,
22174 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22176 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22179 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22182 * config/avr/predicates.md (io_address_operand): Delete predicate.
22183 (low_io_address_operand): Don't use 'mode' argument.
22184 (higth_io_address_operand): Rename ...
22185 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22186 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22189 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22191 Revert change removing staticp.
22193 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22196 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22199 2007-04-07 Bruce Korb <bkorb@gnu.org>
22201 * c.opt: Add -Wformat-contains-nul.
22202 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22204 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22205 the NUL byte warning.
22207 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22209 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22211 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22213 * tree.c (staticp): No longer use staticp langhook.
22214 * langhooks.c (lhd_staticp): Removed.
22215 * langhooks.h (struct lang_hooks): Remove staticp.
22216 * c-common.c (c_staticp): Remove.
22217 * c-common.h (c_staticp): Ditto.
22218 * langhooks-defs.h (lhd_staticp): Ditto.
22219 (LHD_HOOKS_STATICP): Ditto
22220 * tree.h (gcc_assert_lowered): New macro.
22222 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22224 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22225 argument "reliable".
22226 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22227 Add argument "reliable". Propagate it through calls.
22228 (infer_loop_bounds_from_undefined): Derive number of iterations
22229 estimates from references in blocks that do not dominate loop latch.
22230 (gcov_type_to_double_int): New function.
22231 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22232 and expected_loop_iterations_unbounded.
22233 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22234 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22235 * tree-data-ref.c (estimated_loop_iterations): Export.
22236 (get_references_in_stmt): Fix -- do not return addresses of local
22238 * cfgloop.h (expected_loop_iterations_unbounded,
22239 estimated_loop_iterations): Declare.
22241 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22243 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22245 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22247 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22248 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22249 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22250 Use output_387_reg_move().
22251 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22252 expander using X87MODEF12 mode macro.
22253 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22254 choosing register preferences. Use output_387_reg_move().
22255 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22256 instead of "x". Use output_387_reg_move().
22257 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22258 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22259 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22260 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22261 Use output_387_reg_move().
22262 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22264 (*truncxf?f_i387 splitter): Ditto.
22266 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22268 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22269 LANG_HOOKS_SAFE_FROM_P.
22270 * expr.c (safe_from_p): Remove langhook call.
22271 * langhooks.h (lang_hooks): Remove safe_from_p.
22272 (lhd_safe_from_p): Remove prototype.
22273 * langhooks.c (lhd_safe_from_p): Remove.
22275 2007-04-06 Jan Hubicka <jh@suse.cz>
22277 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22280 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22282 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22283 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22284 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22285 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22287 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22288 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22290 2007-04-05 Richard Henderson <rth@redhat.com>
22292 * config/alpha/alpha.c (print_operand) [+]: Remove.
22293 (alpha_end_function): Print nop if call at end of function.
22294 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22295 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22296 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22297 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22298 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22299 the call pattern. Update peepholes to match.
22301 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22303 * doc/extend.texi (Other Builtins): Add decimal float variants
22305 * builtins.def: Ditto.
22306 * builtins.c (expand_builtin): Ditto.
22308 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22309 H.J. Lu <hongjiu.lu@intel.com>
22312 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22313 of V8HImode when calling ix86_binary_operator_ok.
22314 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22315 (sdot_prodv8hi): Operands 1 and 2 must be register.
22317 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22319 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22320 initialize align to silence bogus warning.
22322 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22324 PR middle-end/22156
22325 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22327 (struct sra_walk_fns): Remove use_all parameter from use.
22328 (sra_hash_tree): Handle BIT_FIELD_REFs.
22329 (sra_elt_hash): Don't hash bitfld blocks.
22330 (sra_elt_eq): Skip them in parent compares as well. Handle
22332 (sra_walk_expr): Don't maintain or pass down use_all_p.
22333 (scan_use): Remove use_all parameter.
22334 (scalarize_use): Likewise. Re-expand assignment to
22335 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22336 output, and re-scalarize after output. Don't mark anything
22338 (scalarize_ldst): Adjust.
22339 (scalarize_walk_gimple_modify_statement): Likewise.
22340 (build_element_name_1): Handle BIT_FIELD_REFs.
22341 (instantiate_element): Don't warn for any element whose parent
22342 is used as a whole.
22343 (instantiate_missing_elements_1): Return the sra_elt.
22344 (canon_type_for_field): New.
22345 (try_instantiate_multiple_fields): New.
22346 (instantiate_missing_elemnts): Use them.
22347 (mark_no_warning): Removed.
22348 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22349 (REPLDUP, sra_build_elt_assignment): New.
22350 (generate_copy_inout): Use them.
22351 (generate_element_copy): Likewise. Handle bitfld differences.
22352 (generate_element_zero): Don't recurse for blocks. Use
22353 sra_build_elt_assignment.
22354 (generate_one_element_int): Take elt instead of var. Use
22355 sra_build_elt_assignment.
22356 (generate_element_init_1): Adjust.
22357 (scalarize_use, scalarize_copy): Use REPLDUP.
22358 (scalarize_ldst): Move assert before dereference.
22359 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22361 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22363 * regmove.c: Fix unused variable warnings due to previous commit.
22365 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22367 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22368 (regmove_bb_head): Remove.
22369 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22370 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22371 problems with fixup_match_1.
22372 Don't initialize/free regmove_bb_head.
22374 (reg_is_remote_constant_p): If an insn is in the same basic block
22375 but not before INSN, consider it remote, too.
22377 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22380 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22381 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22383 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22385 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22386 (CONDITIONAL_REGISTER_USAGE): Likewise.
22388 2007-04-04 Richard Henderson <rth@redhat.com>
22390 * config/alpha/lib1funcs.asm: Remove unused file.
22392 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22395 * opts.c (print_specific_help): Fix --help=<language>
22397 (common_handle_option): Support --help=common.
22399 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22402 * gcc.c (main): Do not run the linker if
22403 print_subprocess_help indicates that it shouldn't be
22406 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22409 * doc/invoke.texi (--help=): Document <languages> value, fix
22410 formatting in tables of values.
22412 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22414 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22415 dllimport attribute of virtual methods.
22417 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22419 * config/score/crti.asm: Change _bss_start to __bss_start.
22420 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22421 (OUTGOING_REG_PARM_STACK_SPACE) update.
22422 * config/score/score.opt: add options to make backend support
22423 score5, score5u, score7 and score7d.
22424 * config/score/score.md: Likewise.
22425 * config/score/misc.md: Likewise.
22426 * config/score/mac.md: Likewise.
22427 * doc/invoke.texi: Likewise.
22428 * doc/md.texi: update constraints define.
22430 2007-04-03 Richard Henderson <rth@redhat.com>
22432 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22433 an appropriate type, use the mode instead.
22435 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22437 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22438 Set the default --with-arch setting to mips2.
22439 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22440 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22441 (MULTILIB_OSDIRNAMES): Delete.
22442 (MULTILIB_DIRNAMES): Define.
22443 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22444 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22445 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22446 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22447 VXWORKS_OS_CPP_BUILTINS.
22448 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22449 (MIPS_DEBUGGING_INFO): Undefine.
22450 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22452 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22454 PR middle-end/30704
22455 * fold-const.c (native_encode_real): Encode real.c provided longs
22456 as a series of 32-bit native integers.
22457 (native_interpret_real): Interpret buffer as a series of 32-bit
22460 2007-04-03 Richard Guenther <rguenther@suse.de>
22462 * genpreds.c (write_insn_constraint_len): Write function
22463 optimized for CONSTRAINT_LEN implementation.
22464 (write_tm_preds_h): Output insn_constraint_len inline and
22465 use it for CONSTRAINT_LEN.
22466 (write_insn_preds_c): Don't output insn_constraint_len.
22467 * doc/md.texi (define_register_constraint): Document multi-letter
22468 constraints shall have the same length if they start with the same
22471 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22474 * config/i386/i386.md (isinf<mode>2): Expand only when
22475 TARGET_C99_FUNCTIONS is set.
22477 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22479 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22480 (x86_64-*-linux*): Ditto.
22481 * config/i386/i386.opt (mpc): New option.
22482 * config/i386/i386.c (overrride_options): Handle
22483 ix87_precision_string.
22484 * config/i386/crtprec.c: New file.
22485 * config/i386/t-crtpc: Ditto.
22486 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22487 and -mpc80 options.
22488 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22489 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22490 crtprec32.o, crtprec64.o and crtprec80.o.
22492 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22493 and -mpc80 options.
22494 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22496 2007-04-02 Eric Christopher <echristo@apple.com>
22498 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22499 limitations on darwin.
22501 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22504 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22506 2007-04-02 Dave Korn <dave.korn@artimi.com>
22508 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22510 2007-04-02 Dave Korn <dave.korn@artimi.com>
22512 * libgcc2.h (exception_descriptor): Don't forward-declare.
22513 (__get_eh_table_language, __get_eh_table_version): Delete
22514 prototypes of long-dead functions.
22516 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22518 * ebitmap.h: New file
22519 * ebitmap.c: New file
22520 * Makefile.in (ebitmap.o): New target.
22522 2007-04-01 Jan Hubicka <jh@suse.cz>
22524 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22525 before very first instruction.
22527 2007-04-01 Jan Hubicka <jh@suse.cz>
22529 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22530 waring on 64bit hosts.
22531 * bitmap.h: Fix typo in bitmap_head_def.
22533 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22535 PR rtl-optimization/31391
22536 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22537 into a DELETED_LABEL note, and the label is in an empty basic
22538 block, update BB_END as well as BB_HEAD.
22540 2007-04-01 Richard Henderson <rth@redhat.com>
22542 PR tree-optimization/31169
22543 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22544 to varying if the range is outside [0, prec-1].
22546 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22549 * config/mips/mips.md (load_const_gp): New insn.
22550 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22551 the MIPS16 GP pseudo register if no_new_pseudos.
22552 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22554 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22557 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22559 (call_value): Likewise.
22561 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22562 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22565 * doc/invoke.texi: (optimization options): Reword description
22566 of -ffast-math. Document its primary purpose.
22568 2007-03-31 Richard Guenther <rguenther@suse.de>
22570 * omp-low.c (splay-tree.h): Include.
22571 (lookup_decl): Replace splay-tree usage by pointer-map.
22572 (maybe_lookup_decl): Likewise.
22573 (new_omp_context): Likewise.
22574 (delete_omp_context): Likewise.
22575 * gimplify.c (splay-tree.h): Include.
22576 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22578 (remap_ssa_name): Likewise.
22579 (remap_decl): Likewise.
22580 (remap_type_1): Likewise.
22581 (remap_type): Likewise.
22582 (copy_body_r): Likewise.
22583 (expand_call_inline): Likewise.
22584 (clone_body): Likewise.
22585 (copy_tree_r): Likewise.
22586 (remap_save_expr): Likewise.
22587 (unsave_r): Likewise.
22588 (unsave_expr_now): Likewise.
22589 (tree_function_versioning): Likewise.
22590 (build_duplicate_type): Likewise.
22591 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22592 (struct copy_body_data): Replace splay-tree by pointer-map.
22593 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22594 not $(SPLAY_TREE_H).
22595 (gimplify.o): Depend on $(SPLAY_TREE_H).
22596 (omp-low.p): Likewise.
22598 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22600 * config/avr/predicates.md (even_register_operand,
22601 odd_register_operand): New predicates.
22602 * config/avr/avr.md (movw peephole2): New.
22603 (movw_r peephole2): New.
22605 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22607 * tree.h (get_signed_or_unsigned_type): New.
22608 * fold-const.c (operand_equal_for_comparison_p): Use
22609 get_signed_or_unsigned_type instead of
22610 lang_hooks.types.signed_or_unsigned_type.
22611 * expr.c (store_expr): Ditto.
22612 * langhooks.c (get_signed_or_unsigned_type): New.
22613 (lhd_signed_or_unsigned_type): New.
22614 * langhooks.h (lhd_signed_or_unsigned_type): New.
22615 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22617 2007-03-30 Richard Henderson <rth@redhat.com>
22619 * tree-ssa-loop-ivopts.c: Include target.h.
22620 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22621 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22622 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22623 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22625 2007-03-30 Richard Henderson <rth@redhat.com>
22626 Kai Tietz <kai.tietz@onevision.com>
22628 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22629 default for 64-bit.
22630 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22631 (TARGET_64BIT_MS_ABI): New.
22632 (DBX_REGISTER_NUMBER): Handle 64-bit.
22633 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22634 (LONG_TYPE_SIZE): Force to 32.
22635 (REG_PARM_STACK_SPACE): New.
22636 (OUTGOING_REG_PARM_STACK_SPACE): New.
22637 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22638 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22639 (STACK_BOUNDARY): Use 128 for 64-bit.
22640 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22641 Add 64-bit implementation.
22642 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22644 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22645 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22646 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22647 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22648 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22649 TARGET_64BIT_MS_ABI.
22650 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22651 (ix86_pass_by_reference): Likewise.
22652 (ix86_function_value_regno_p): Likewise.
22653 (ix86_build_builtin_va_list): Likewise.
22654 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22655 (function_arg_advance_ms_64): New.
22656 (function_arg_advance): Call it.
22657 (function_arg_ms_64): New.
22658 (function_arg): Call it.
22659 (function_value_ms_64): New.
22660 (ix86_function_value_1): Call it.
22661 (return_in_memory_ms_64): New.
22662 (ix86_return_in_memory): Call it.
22663 (setup_incoming_varargs_ms_64): New.
22664 (ix86_setup_incoming_varargs): Call it.
22665 (ix86_expand_prologue): Handle 64-bit stack probing.
22666 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22667 (output_pic_addr_const): Likewise.
22668 (x86_this_parameter): Likewise.
22669 (x86_output_mi_thunk): Likewise.
22670 (x86_function_profiler): Likewise.
22671 (TARGET_STRICT_ARGUMENT_NAMING): New.
22672 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22673 (TARGET_64BIT_MS_ABI): New.
22674 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22675 * config/i386/i386.md (allocate_stack_worker): Remove.
22676 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22677 describe the clobber of eax without a match_scratch.
22678 (allocate_stack_worker_postreload): Remove.
22679 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22680 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22681 (allocate_stack_worker_rex64_postreload): Remove.
22682 (allocate_stack): Handle 64-bit.
22683 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22684 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22685 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22686 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22687 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22688 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22689 * config.build (x86_64-*-mingw*): New host.
22690 * config.host (x86_64-*-mingw*): New host.
22691 * config.gcc (x86_64-*-mingw*): New target.
22692 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22694 2007-03-30 Richard Henderson <rth@redhat.com>
22695 Kai Tietz <kai.tietz@onevision.com>
22697 * c-pragma.c (struct def_pragma_macro_value): New.
22698 (struct def_pragma_macro): New.
22699 (pushed_macro_table): New.
22700 (dpm_hash, dpm_eq): New.
22701 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22702 (init_pragma): Install them.
22703 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22705 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22707 * config/avr/avr.c (avr_override_options): Clear
22708 'flag_delete_null_pointer_checks'.
22710 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22713 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22714 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22715 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22716 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22717 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22718 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22719 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22721 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22723 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22725 * regmove.c: Move all of pass_stack_adjustments from here...
22726 * combine-stack-adj.c: ...to this new file.
22727 * Makefile.in: Add rules for combine-stack-adj.o.
22729 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22731 PR tree-optimization/31383
22732 * tree-data-ref.c (affine_function_equal_p): Do not require the
22733 vectors to have the same length.
22735 2007-03-30 Jan Hubicka <jh@suse.cz>
22737 PR middle-end/30700
22738 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22739 availablility; add more sanity checking; ask varpool only about
22742 2007-03-29 Richard Henderson <rth@redhat.com>
22744 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22745 to decide, but __SIZEOF_LONG_LONG__.
22747 2007-03-29 Richard Henderson <rth@redhat.com>
22749 * emutls.c (struct __emutls_array): New.
22750 (emutls_destroy): Use it instead of casting element 0 from void*.
22751 (__emutls_get_address): Likewise.
22753 2007-03-29 Richard Henderson <rth@redhat.com>
22755 * varasm.c (initializer_constant_valid_p): Don't deny
22756 DECL_DLLIMPORT_P on functions.
22758 * config/i386/cygming.h: Remove function declarations.
22759 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22760 (ASM_OUTPUT_LABELREF): Remove.
22761 (COMMON_ASM_OP): Remove.
22762 (ASM_OUTPUT_COMMON): Remove.
22763 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22764 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22765 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22766 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22767 Rename from TARGET_ENCODE_SECTION_INFO.
22768 * config/i386/netware.h: Likewise.
22769 * config/i386/i386-protos.h: Update.
22770 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22771 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22772 (legitimate_constant_p): Reject dllimports.
22773 (dllimport_map, get_dllimport_decl): New.
22774 (legitimize_dllimport_symbol): New.
22775 (legitimize_address, ix86_expand_move): Use it.
22776 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22777 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22778 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22779 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22780 * config/i386/predicates.md (constant_call_address_operand): Only
22781 accept symbols; reject dllimport_p symbols.
22782 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22783 i386_pe_maybe_record_exported_symbol.
22784 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22785 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22786 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22787 trust the setting of DECL_DLLIMPORT_P.
22788 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22789 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22790 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22791 tidy the argument scanning loop.
22792 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22793 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22794 (i386_pe_strip_name_encoding): Remove.
22795 (i386_pe_binds_local_p): New.
22796 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22797 (i386_pe_output_labelref): Remove.
22798 (i386_pe_asm_output_aligned_decl_common): New.
22799 (i386_pe_maybe_record_exported_symbol): Rename from
22800 i386_pe_record_exported_symbol; check for dllexported symbols.
22802 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22804 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22805 add comment explaining why vsnprintf cannot be used.
22807 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22809 PR tree-optimization/30666
22810 * tree.c (build_complex_type): When creating type names for DWARF2
22811 debug info, create TYPE_DECLs for TYPE_NAME instead of
22813 (build_common_tree_nodes_2): Use build_complex_type when building
22814 predefined complex types, to preserve canonical types.
22816 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22818 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22819 (noce_get_alt_condition): Look at it to determine whether to
22820 reverse the condition or not.
22821 (noce_get_condition): Substitute the truth for lies.
22822 (noce_find_if_block): Set the then_else_reversed field.
22824 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22826 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22827 destination of this insn.
22828 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22829 than calling gen_rtx_SET directly. Use r0 to hold the value of
22830 'address + 4' rather than a stack based temporary which can be
22831 mis-optimized away.
22833 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22835 * config/s390/s390.c (s390_secondary_input_reload_class,
22836 s390_secondary_output_reload_class): Functions removed.
22837 (s390_secondary_reload): New function.
22838 (TARGET_SECONDARY_RELOAD): Target macro defined.
22839 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22840 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22841 * config/s390/s390.md ("reload_outti", "reload_outdi",
22842 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22843 "reload_out<mode>"): Expanders removed.
22844 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22845 "reload<mode>_nonoffmem_out"): Expanders added.
22847 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22849 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22850 action if SRC->DEST replacement failed anyway.
22852 2007-03-28 Mike Stump <mrs@apple.com>
22854 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22855 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22856 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22858 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22860 * config.gcc: Accept barcelona as a variant of amdfam10.
22861 * config/i386/i386.c (override_options): Likewise.
22862 * doc/invoke.texi: Likewise.
22864 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22866 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22867 offsets for BIT_FIELD_REF and COMPONENT_REF.
22869 2007-03-28 Richard Guenther <rguenther@suse.de>
22871 * tree.c (is_global_var): Move ...
22872 * tree-flow-inline.h (is_global_var): ... here.
22873 * tree.h (is_global_var): Remove declaration.
22875 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22877 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22879 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22880 * config/i386/i386.c (ix86_tune_features): Initialize new
22882 * config/i386/predicates.md (promotable_binary_operator): Use
22883 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22885 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22888 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22890 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22892 * config/fr30/fr30.md (movsi_internal): Change destination
22893 constraint from m to V and add m to the end.
22895 2007-03-28 Christian Bruel <christian.bruel@st.com>
22897 * config/sh/sh.md (movsi_i): Fix type attribute.
22899 2007-03-28 Christian Bruel <christian.bruel@st.com>
22901 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22902 (movsf_ie): Likewise.
22904 2007-03-28 Christian Bruel <christian.bruel@st.com>
22906 * config.gcc: Add sh4-300 to multilib.
22907 * config/sh/t-mlib-sh4-300: New file.
22909 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22911 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22912 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22913 fix_trunc<mode>di2.
22914 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22915 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22916 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22917 "fixuns_trunctddi2"): Whitespace fix.
22919 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22921 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22922 the definition of struct sh_args.
22923 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22924 CALL_COOKIE_INT_REG_GET): Likewise.
22926 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22928 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22929 transformations are applied successfully.
22931 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22933 * tree.c (tree_contains_struct): Permit 512 tree codes.
22934 * tree.h (tree_contains_struct): Ditto.
22935 (MAX_TREE_CODES): Ditto.
22936 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22937 SPARE member to store remaining padding bits.
22939 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22941 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22944 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22946 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22947 * configure: Regenerate.
22949 * configure: Regenerate using the correct version of autoconf.
22951 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22953 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22955 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22956 regs to "__SP_L__" and "__SP_H__".
22958 2007-03-27 Richard Guenther <rguenther@suse.de>
22960 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22961 computations with it with a HOST_WIDE_INT variable.
22963 2007-03-26 Mike Stump <mrs@apple.com>
22965 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22966 objective-c-header, objective-c++-header and objc++-cpp-output
22968 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22970 2007-03-26 Richard Henderson <rth@redhat.com>
22973 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22974 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22975 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22976 IX86_BUILTIN_PSRLQ128): New.
22977 (ix86_init_mmx_sse_builtins): Add them.
22978 (ix86_expand_builtin): Expand them.
22979 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22980 operand 2 be TImode.
22981 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22982 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22983 _mm_srli_epi64): Mark __B const.
22984 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22985 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22986 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22987 new two-vector shift builtins.
22989 2007-03-26 Ian Lance Taylor <iant@google.com>
22991 PR tree-optimization/31345
22992 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22993 [+INF, +INF(OVF)] into VARYING.
22995 2007-03-26 Zack Weinberg <zackw@panix.com>
22997 * gengtype-parse.c: New file.
22998 * gengtype-yacc.y: Delete.
22999 * gengtype-lex.l: Don't include gengtype-yacc.h.
23000 Define YY_DECL and yyterminate appropriately for recursive
23001 descent parser. yylval is now a string out-parameter to yylex.
23002 (HWS, EOID): New shorthand.
23003 (IWORD): Add a couple more types.
23004 (yylex): Add a setup stanza. Remove the complex rules for
23005 detecting GTY'ed types and typedefs; replace with simple
23006 keyword detectors. Adjust everything for the changed
23007 definition of yylval. Ignore all pp-directives, not just #define.
23009 (parse_file): Rename yybegin; do not call yyparse.
23011 * gengtype.c (xasprintf): Export again.
23012 (this_file): New. Use everywhere __FILE__ was being used.
23013 (get_lang_bitmap): Special case types defined in gengtype.c.
23014 (do_typedef, new_structure): Suppress definition of certain types.
23015 (new_structure): Improve diagnostics of duplicate definitions.
23016 Make sure location_s is associated with input.h.
23017 (nreverse_pairs, define_location_structures): New functions.
23018 (main): Improve tagging of kludge types. Remove old kludges
23019 for input.h types; use define_location_structures.
23020 * gengtype.h: Update prototypes. Define token codes here.
23021 * Makefile.in: Remove all references to gengtype-yacc.
23022 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23024 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23025 add GTY((skip)) to the field that's only conditionally there.
23026 * doc/install.texi: Document that Bison is no longer required
23027 unless building treelang.
23029 * gengtype.c: Don't include gtyp-gen.h.
23030 (srcdir): Declare here.
23031 (base_files, lang_dir_names): Allocate dynamically.
23032 (gt_files, num_gt_files, num_lang_dirs): New globals.
23033 (measure_input_list, read_input_line, read_input_list)
23034 (set_lang_bitmap): New functions.
23035 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23036 simplify, relying on read_input_list to set up the bitmaps.
23037 (main): Arguments are no longer unused. Check for correct number
23038 of command line arguments, set srcdir and srcdir_len, then call
23039 read_input_list, before doing anything else. No need to worry
23040 about duplicates in main loop.
23041 * configure.ac: Simplify the calculation of all_gtfiles.
23042 Put language tags in there. Don't set or substitute
23043 all_gtfiles_files_langs or all_gtfiles_files_frags.
23044 * Makefile.in: Revamp the way gengtype is invoked, now that it
23045 takes a file on its command line with a much simpler format.
23046 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23047 (GTFILES): Remove duplicates and C source files.
23048 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23049 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23050 * configure: Regenerate.
23052 * gengtype.h: Remove all type definitions to gengtype.c; leave
23053 only definitions of options_p, type_p, and pair_p as opaque
23054 pointers. Update prototypes.
23055 * gengtype.c: Many type definitions moved here from gengtype.h.
23056 Consolidate type definitions at the top of the file.
23057 (xvasprintf): Delete.
23058 (xasprintf): Make static.
23059 (create_nested_pointer_option): Add 'next' parameter.
23060 (create_field_all, create_field_at): New functions.
23061 (create_field): Now a thin wrapper around create_field_all.
23062 (create_optional_field): Rename create_optional_field_ and add
23063 line argument. Original name is now a macro which supplies
23065 (oprintf): Use vsnprintf directly.
23066 (close_output_files): Use fatal rather than perror/exit.
23067 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23068 (main): Set progname. Don't use exit.
23069 * gengtype-yacc.y (struct_fields): Use create_field_at.
23070 (option, optionseqopt): Delete.
23071 (optionseq): Consolidate productions from option here so we
23072 can use the first argument to create_option.
23074 * gengtype-lex.l: Distinguish unions from structures in the
23075 token type. Don't call find_structure; return the tag as a string.
23076 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23077 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23078 string. Reorganize typedef_struct production accordingly.
23079 Use create_nested_ptr_option.
23080 * gengtype.c (create_nested_ptr_option): New function.
23081 * gengtype.h: Declare it.
23083 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23084 (string_type): Don't declare.
23085 (do_scalar_typedef): Declare.
23086 (create_scalar_type): Update prototype.
23087 * gengtype.c (string_type): Make static.
23088 (scalar_nonchar, scalar_char): New.
23089 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23090 (resolve_typedef): Use scalar_nonchar for error recovery.
23091 (create_scalar_type): Remove name_len field. Return scalar_char
23092 or scalar_nonchar as appropriate.
23093 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23094 to use string_type.
23095 (throughout): Use scalar_nonchar instead of calling
23096 create_scalar_type, whenever possible.
23097 (main): Initialize scalar_char and scalar_nonchar before calling
23099 * gengtype-lex.l: Adjust for removal of second argument to
23100 create_scalar_type. Use yylval.s instead of yylval.t when
23102 * gengtype-yacc.y: Type of SCALAR is string. Call
23103 create_scalar_type from type:SCALAR rule. Adjust for removal of
23104 second argument to create_scalar_type.
23106 * vec.h: Remove all #if IN_GENGTYPE blocks.
23107 Add comment saying that changes may require adjustments to gengtype.
23108 * gengtype.c: Don't include coretypes.h or tm.h.
23109 Add comment to inclusion of errors.h.
23110 (note_def_vec, note_def_vec_alloc): New functions.
23111 * gengtype.h: Declare new functions.
23112 * gengtype-lex.l: Don't include coretypes.h.
23113 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23115 (update_lineno): Remove unnecessary prototype.
23116 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23117 (VEC rule): Just return VEC_TOKEN.
23118 * gengtype-yacc.y (VEC_TOKEN): New token type.
23119 (type): Add a production for VEC(a,b).
23120 * Makefile.in: Update dependencies.
23122 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23123 typedefs that use the old PARAMS macro.
23125 * gengtype-lex.l: Remove all rules and states relating to yacc
23127 * gengtype-yacc.y: Similarly.
23128 * gengtype.c (note_yacc_type): Delete function.
23129 * gengtype.h: Update prototypes.
23131 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23133 * tree-pretty-print.c (dump_generic_node): Report precision of
23134 unnamed integer types.
23136 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23138 * ifcvt.c (noce_try_store_flag_constants): Don't check
23139 no_new_pseudos here.
23140 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23141 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23142 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23143 noce_try_sign_mask): Likewise.
23144 (if_convert): Check no_new_pseudos here.
23146 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23148 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23149 (noce_get_condition): Handle new then_else_reversed argument.
23150 (noce_init_if_info): Remove, fold into noce_find_if_block.
23151 (noce_process_if_block): Take a struct noce_if_info as the
23152 argument. Don't set up one based on ce_if_info. Update pointer
23153 references accordingly.
23154 (cond_move_process_if_block): Likewise.
23155 (process_if_block): Removed.
23156 (find_if_block): Removed. Move functionality two new functions,
23157 noce_find_if_block and cond_exec_find_if_block.
23158 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23159 blocks and the symmetric IF-ELSE-JOIN case.
23160 (cond_exec_find_if_block): Also new function mostly based on old
23161 find_if_block and process_if_block.
23162 (find_if_header): Replace find_if_block call with separately
23163 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23164 (find_cond_trap): Update noce_get_condition call.
23165 (dead_or_predicable): Likewise.
23167 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23169 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23171 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23172 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23173 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23174 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23175 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23176 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23177 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23178 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23179 __builtin_ia32_psrad128 builtins.
23181 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23183 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23184 * config/i386/constraints.md
23185 (define_constraint "I"): Use IN_RANGE macro.
23186 (define_constraint "J"): Ditto.
23187 (define_constraint "K"): Ditto.
23188 (define_constraint "M"): Ditto.
23189 (define_constraint "N"): Ditto.
23190 (define_constraint "O"): Ditto.
23191 * config/i386/predicates.md
23192 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23193 (define_predicate "const_0_to_3_operand"): Ditto.
23194 (define_predicate "const_0_to_7_operand"): Ditto.
23195 (define_predicate "const_0_to_15_operand"): Ditto.
23196 (define_predicate "const_0_to_63_operand"): Ditto.
23197 (define_predicate "const_0_to_255_operand"): Ditto.
23198 (define_predicate "const_1_to_31_operand"): Ditto.
23199 (define_predicate "const_2_to_3_operand"): Ditto.
23200 (define_predicate "const_4_to_7_operand"): Ditto.
23202 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23204 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23205 in SImode for save_world.
23206 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23209 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23211 PR tree-optimization/30784
23212 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23215 2007-03-25 Revital Eres <eres@il.ibm.com>
23217 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23218 Fold movement_possibility function into it.
23220 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23222 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23223 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23224 (call_indirect_nonlocal_darwin64): Same.
23225 (call_nonlocal_darwin64): Same.
23226 (call_value_indirect_nonlocal_darwin64): Same.
23227 (call_value_nonlocal_darwin64): Same.
23228 (sibcall_nonlocal_darwin64): Same.
23229 (sibcall_value_nonlocal_darwin64): Same.
23230 (sibcall_symbolic_64): Same.
23231 (sibcall_value_symbolic_64): Same.
23232 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23234 (rs6000_emit_load_toc_table): Same.
23235 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23236 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23238 (divss_call): Same.
23239 (divus_call): Same.
23240 (quoss_call): Same.
23241 (quous_call): Same.
23242 (load_toc_v4_pic_si): Same
23243 (load_toc_v4_PIC_1): Same.
23244 (load_toc_v4_PIC_1b): Same.
23245 (call_indirect_aix{32,64}): Same.
23246 (call_value_indirect_aix{32,64}): Same.
23248 (call_value): Same.
23249 (call_local{32,64}): Same.
23250 (call_value_local{32,64}): Same.
23251 (call_indirect_nonlocal_aix{32,64}): Same.
23252 (call_nonlocal_aix{32,64}): Same.
23253 (call_value_indirect_nonlocal_aix{32,64}): Same.
23254 (call_value_nonlocal_aix{32,64}): Same.
23255 (call_indirect_nonlocal_sysv<mode>): Same.
23256 (call_nonlocal_sysv<mode>): Same.
23257 (call_value_indirect_nonlocal_sysv<mode>): Same.
23258 (call_value_nonlocal_sysv<mode>): Same.
23260 (sibcall_local{32,64}): Same.
23261 (sibcall_value_local{32,64}): Same.
23262 (sibcall_nonlocal_aix{32,64}): Same.
23263 (sibcall_value_nonlocal_aix{32,64}): Same.
23264 (sibcall_nonlocal_sysv<mode>): Same.
23265 (sibcall_value): Same.
23266 (sibcall_value_nonlocal_sysv<mode>): Same.
23268 2007-03-24 Paul Brook <paul@codesourcery.com>
23270 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23271 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23273 2007-03-24 Richard Henderson <rth@redhat.com>
23275 * config/ia64/constraints.md: New file.
23276 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23277 satisfies_constraint_?.
23278 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23279 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23280 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23281 ia64_output_mi_thunk): Likewise.
23282 (ia64_const_ok_for_letter_p): Remove.
23283 (ia64_const_double_ok_for_letter_p): Remove.
23284 (ia64_extra_constraint): Remove.
23285 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23286 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23287 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23288 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23289 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23290 EXTRA_MEMORY_CONSTRAINT): Remove.
23291 * config/ia64/ia64.md: Include constriants.md. Replace
23292 CONST_OK_FOR_? with satisfies_constraint_?.
23294 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23295 H.J. Lu <hongjiu.lu@intel.com>
23297 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23299 (name macros): Use DPD_BID_NAME to convert names properly.
23301 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23302 decimal floating point format.
23303 (init_floating_libfuncs): Change decimal functions so that they
23304 have a "bid_" prefix if the decimal system uses the BID format,
23305 and "dpd_" prefix if the decimal system uses the DPD format.
23306 (init_interclass_conv_libfuncs): Ditto.
23307 (init_intraclass_conv_libfuncs): Ditto.
23309 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23310 using the BID format.
23312 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23313 whether we are using the BID decimal format.
23314 * configure: Regenerate.
23316 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23317 the compiler has decimal floating point enabled. Define
23318 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23321 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23322 using the BID format.
23324 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23325 whether we are using the BID decimal format.
23326 * configure: Regenerate.
23328 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23329 the compiler has decimal floating point enabled. Define
23330 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23333 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23334 options, and that it is enabled for i386/x86_64 systems.
23336 * Makefile.in (enable_decimal_float): New.
23338 (DECNUMINC): Add -I$(DECNUMFMT).
23339 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23340 to $(DECNUMFMT) from $(DECNUM).
23342 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23343 Substitute enable_decimal_float.
23344 * configure: Regenerated.
23347 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23350 * configure.ac: Enable decimal float for x86_64-*-linux*.
23351 * configure: Regenerated.
23354 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23355 decimal128ClearSign to flip and clear the sign bit in decimal128.
23356 (decimal_real_maxval): Set decimal128SetSign to set the sign
23359 2007-03-23 Ian Lance Taylor <iant@google.com>
23361 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23363 2007-03-23 Ian Lance Taylor <iant@google.com>
23365 * tree-dump.c (dump_files): Correct comment.
23367 2007-03-23 Ian Lance Taylor <iant@google.com>
23369 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23371 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23373 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23374 in cfglayout mode. Don't go into and out of cfglayout mode.
23375 Link the blocks in the order of the constructed traces.
23376 (rest_of_handle_tracer): Adjust call to tracer.
23377 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23378 Don't go into cfglayout mode.
23379 (rtl_loop_done): Don't go out of cfglayout mode.
23380 * cfglayout.c (relink_block_chain): New function, split out from...
23381 (fixup_reorder_chain): ...here. Remove redundant checking.
23382 (cfg_layout_finalize): Don't clear the header, footer, and aux
23383 fields here, move the code to do so to relink_block_chain. Likewise
23384 for free_original_copy_tables.
23385 * rtl.h (tracer): Update prototype.
23386 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23387 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23388 mode. Use relink_block_chain to serialize the CFG according to the
23389 new basic block order. Move targetm.cannot_modify_jumps_p check from
23391 (gate_handle_reorder_blocks): ...to here.
23392 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23394 (gate_duplicate_computed_gotos): ...to here.
23395 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23396 something always changes when going into and out of cfglayout mode.
23397 Perform an expensive cfg cleanup while going into cfglayout mode.
23398 Always update liveness information on HAVE_conditional_execution
23399 targets. Reserialize the basic blocks and go out of cfglayout mode.
23400 * reg-stack.c: Include cfglayout.h.
23401 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23402 the call to reorder_basic_blocks.
23403 * basic-block.h (reorder_basic_blocks): Update prototype.
23404 (relink_block_chain): New prototype.
23405 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23407 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23409 * config/mips/mips.md (type, hazard, *movdi_32bit,
23410 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23411 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23412 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23413 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23414 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23416 (movcc): Change first xfer to multi.
23417 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23418 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23419 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23420 config/mips/generic.md: Change reservations using "xfer" to use
23422 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23423 using match_operand.
23424 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23425 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23427 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23429 2007-03-22 Richard Henderson <rth@redhat.com>
23431 * config/i386/i386.c: Remove unnecessary function declarations.
23432 Move targetm definition, and all related macros, to the end of
23433 the file. Resort some functions to put definitions before uses.
23434 (ix86_attribute_table): Make static. Move to end of file.
23435 (ix86_gimplify_va_arg): Make static.
23437 2007-03-22 Richard Henderson <rth@redhat.com>
23439 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23440 don't increase local_regparm with force_align_arg_pointer check.
23441 (ix86_function_sseregparm): Assert 32-bit.
23442 (type_has_variadic_args_p): New.
23443 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23444 type_has_variadic_args_p.
23445 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23446 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23447 use memset instead. Do maybe_vaarg check first; skip attribute
23448 tests if true; skip attribute tests for 64-bit.
23449 (construct_container): Remove TARGET_DEBUG_ARG.
23450 (function_arg_advance_32, function_arg_advance_64): Split out ...
23451 (function_arg_advance): ... from here.
23452 (function_arg_32, function_arg_64): Split out ...
23453 (function_arg): ... from here.
23454 (ix86_pass_by_reference): Tidy.
23455 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23456 (function_value_32): New, from parts of ix86_function_value
23457 and ix86_value_regno.
23458 (function_value_64): New, from parts of ix86_function_value
23459 and ix86_libcall_value.
23460 (ix86_function_value_1): New.
23461 (ix86_function_value, ix86_libcall_value): Use it.
23462 (return_in_memory_32, return_in_memory_64): Split out ...
23463 (ix86_return_in_memory): ... from here.
23464 (ix86_struct_value_rtx): Skip for 64-bit.
23465 (ix86_libcall_value, ix86_value_regno): Remove.
23466 (setup_incoming_varargs_64): Split out ...
23467 (ix86_setup_incoming_varargs): ... from here.
23468 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23469 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23470 * config/i386/i386-protos.h (ix86_function_value): Remove.
23471 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23473 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23476 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23477 infinities not supported, otherwise emit warning if -Woverflow. On
23478 underflow, emit warning if -Woverflow.
23479 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23481 * real.h (real_from_string): Update declaration
23483 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23484 Richard Henderson <rth@redhat.com>
23486 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23487 * calls.c (compute_argument_block_size, expand_call,
23488 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23489 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23490 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23491 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23492 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23493 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23494 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23495 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23498 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23500 * c-incpath.c (add_sysroot_to_chain): New.
23501 (merge_include_chains): Add sysroot argument. Call
23502 add_sysroot_to_chain if sysrooted.
23503 (register_include_chains): Update call to merge_include_chains.
23504 * doc/cppopts.texi: Document use of '=' in include directory
23507 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23509 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23510 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23511 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23512 insn pattern using X87MODEF12 mode macro.
23514 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23516 * regmove.c (regmove_optimize): Use reg_mentioned_p
23517 instead of reg_overlap_mentioned_p for DST.
23519 2007-03-21 Mike Stump <mrs@apple.com>
23521 * c.opt: Fixup for Objective-C/C++.
23523 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23525 * explow.c (convert_memory_address): Fold memory reference when
23526 POINTERS_EXTEND_UNSIGNED < 0
23528 2007-03-21 Richard Henderson <rth@redhat.com>
23531 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23532 * config/i386/mmintrin.h (__m64): Likewise.
23533 * config/i386/xmmintrin.h (__m128): Likewise.
23535 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23537 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23538 (VXWORKS_OS_CPP_BUILTINS): Define.
23539 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23540 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23542 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23544 * rtl.h (constant_pool_reference_p): Delete.
23545 (find_constant_src): Declare.
23546 * rtlanal.c (find_constant_src): New function.
23547 * simplify-rtx.c (constant_pool_reference_p): Delete.
23548 * config/i386/i386.md: Use find_constant_src instead of
23549 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23551 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23553 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23554 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23556 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23558 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23559 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23560 (arm_elf_asm_constructor): Use it.
23561 (arm_elf_asm_destructor): New function.
23563 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23565 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23567 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23569 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23571 2007-03-19 Andrew Haley <aph@redhat.com>
23573 PR tree-optimization/31264
23574 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23575 VIEW_CONVERT_EXPRs.
23577 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23579 PR rtl-optimization/30907
23580 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23581 (fwprop_init): Always call loop_optimizer_initialize.
23582 (fwprop_done): Always call loop_optimizer_finalize.
23583 (fwprop): We always have loop info now.
23584 (gate_fwprop_addr): Remove.
23585 (pass_fwprop_addr): Use gate_fwprop as gate.
23587 PR rtl-optimization/30841
23588 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23589 df_chain_alloc): Call df_reorganize_refs unconditionally.
23590 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23591 refs_organized to refs_organized_size.
23592 (df_ref_create_structure): Use refs_organized_size instead of
23593 bitmap_size if refs had been organized, and keep refs_organized_size
23595 * df.h (struct df_ref_info): Change refs_organized to
23596 refs_organized_size.
23597 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23600 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23602 * except.c (output_function_exception_table): Do not reference the
23603 EH personality routine for functions that do not require an
23606 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23609 * c-typeck.c (convert_for_assignment): Call comptypes for
23610 RECORD_TYPE or UNION_TYPE.
23612 PR inline-asm/30505
23613 * reload1.c (reload): Do invalid ASM checking after
23614 cleanup_subreg_operands.
23616 2007-03-19 Jeff Law <law@redhat.com>
23618 * tree-cfg.c (find_taken_edge): Tighten conditions for
23619 optimizing computed gotos.
23621 2007-03-19 Michael Matz <matz@suse.de>
23623 * builtins.c (expand_builtin_sync_operation,
23624 expand_builtin_compare_and_swap,
23625 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23628 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23629 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23632 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23634 * doc/tm.texi: Add brackets around the return type of
23635 TARGET_SECONDARY_RELOAD.
23637 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23638 Richard Guenther <rguenther@suse.de>
23640 PR tree-optimization/31254
23641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23642 Use handled_component_p () where appropriate. Continue
23643 propagating into the rhs if we propagated into an INDIRECT_REF
23646 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23648 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23649 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23650 (xde, xdee): Mode attributes adjusted to support DFP modes.
23651 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23652 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23653 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23654 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23655 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23656 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23657 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23659 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23660 "movsf"): Insn definitions removed.
23661 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23662 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23663 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23665 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23666 "reload_in<mode>", "reload_out<mode>"): Expander added.
23667 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23670 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23672 * config/s390/s390.md: Only non-functional changes. Renamed
23673 FPR mode macro to BFP all over the file.
23675 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23677 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23678 (op_type attribute): RRF instruction type added.
23679 (fT0): New mode attribute.
23680 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23681 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23682 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23683 instruction no secondary memory is needed when moving DFmode values
23684 between GPRs and FPRs.
23686 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23688 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23689 inverted and documentation adjusted.
23690 ("mhard-dfp", "msoft-dfp"): New options.
23691 * config/s390/s390.c (s390_handle_arch_option): New architecture
23693 (override_options): Sanity checks for the new options added.
23694 * config.gcc: New architecture switch: z9-ec.
23695 * config/s390/s390.h (processor_flags): PF_DFP added.
23696 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23697 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23698 when the bit is NOT set so remove it from the defaults.
23700 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23702 * genemit.c (main): Print include statement for dfp.h.
23703 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23706 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23708 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23710 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23713 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23714 instead of PATTERN.
23716 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23718 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23719 attr_length_call, output_call, output_indirect_call): Cleanup
23720 formatting of targetm calls.
23722 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23724 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23726 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23728 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23729 reservation, bypass and anti-bypass descriptions for these
23730 instructions. Update move patterns.
23731 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23734 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23736 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23737 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23738 (get_initial_def_for_reduction): Likewise.
23740 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23742 Fix PR tree-optimization/29922
23743 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23744 (get_representative): Removed.
23745 (value_dies_in_block_x): Update for rvuse removal.
23746 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23747 (compute_antic_aux): Handle when PHI nodes appear in
23748 non-single-successors.
23749 (dump_bitmap_of_names): Removed.
23750 (compute_antic_safe): Renamed and removed rvuse calculation.
23751 Calculate only antic safe.
23752 (insert_into_preds_of_block): Remove assert.
23753 (execute_pre): Update for renamed functions.
23754 (defer_or_phi_translate_block): New function.
23756 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23758 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23759 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23761 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23762 Follow spelling conventions.
23764 * tree-data-ref.h: Remove the prototype for analyze_array.
23766 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23768 PR tree-optimization/31041
23769 * tree-vect-transform.c (get_initial_def_for_induction): Call
23770 force_gimple_operand.
23772 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23774 * ipa-type-escape.c (look_for_casts) : Revert code to use
23775 handled_component_p due to ada test a-numaux.adb.
23777 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23779 * final.c (final_scan_insn): Alter the condition of a
23780 conditional trap if we have nonstandard CC.
23782 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23784 * configure.ac: Remove excess quoting from asm line 0 test.
23785 * configure: Rebuilt.
23787 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23789 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23790 * c-common.c (convert_and_check): Move warning logic to...
23791 (warnings_for_convert_and_check): ...here. Define.
23792 * c-common.h (warnings_for_convert_and_check): Declare.
23794 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23796 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23797 (output_call): Likewise.
23799 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23801 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23803 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23805 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23807 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23809 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23810 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23812 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23814 PR tree-optimization/31183
23815 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23816 Use double_int instead of unsigned int for representing access_strides.
23817 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23819 2007-03-16 Richard Guenther <rguenther@suse.de>
23821 PR tree-optimization/31146
23822 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23823 to allow recursion of forward_propagate_addr_expr.
23824 (forward_propagate_addr_into_variable_array_index): Likewise.
23825 (forward_propagate_addr_expr): Likewise.
23826 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23827 (forward_propagate_addr_expr_1): Recurse on simple copies
23828 instead of propagating into them. Do so for useless conversions
23830 (forward_propagate_addr_expr): Clean up unused statements after
23833 2007-03-16 Richard Guenther <rguenther@suse.de>
23835 * builtins.c (expand_builtin_cexpi): Use the right argument
23836 for the expansion via cexp.
23838 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23840 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23841 * configure: Rebuilt.
23843 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23846 * dwarf2out.c (force_type_die): Adjust comment.
23847 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23849 2007-03-15 DJ Delorie <dj@redhat.com>
23851 * config/frv/predicates.md (minmax_operator): Don't check operands
23854 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23856 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23857 Update constant estimates of number of iterations.
23858 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23859 argument renamed to "realistic".
23860 (compute_estimated_nb_iterations): Removed.
23861 (record_niter_bound): New function.
23862 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23863 call record_nonwrapping_iv with upper = false.
23864 (infer_loop_bounds_from_signedness): Pass upper argument to
23865 record_nonwrapping_iv.
23866 (estimate_numbers_of_iterations_loop): Do not call
23867 compute_estimated_nb_iterations. Record estimate based on profile
23868 information. Initialize the constant estimates of number of
23870 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23872 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23873 number of iterations is too small.
23874 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23875 (EST_NOT_AVAILABLE): Removed.
23876 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23877 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23880 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23882 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23883 Handle NE_EXPR guards.
23885 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23888 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23889 Set also -pedantic-errors by default for the preprocessor unless
23890 -fpermissive is given.
23892 2007-03-15 Richard Guenther <rguenther@suse.de>
23894 PR middle-end/29719
23895 PR middle-end/31161
23896 * builtins.c (expand_builtin_cexpi): As a fallback if we
23897 don't have builtins for sincos or cexp create a function
23898 declaration for cexp and expand to a call to that.
23899 (expand_builtin_int_roundingfn): Always fall
23900 back to floor/ceil and its variants even if they may be
23903 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23905 PR middle-end/31159
23906 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23907 jump tables, move the call to delete_dead_jumptables from here...
23908 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23909 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23910 don't allow merging of blocks that try_redirect_by_replacing_jump
23911 also does not handle when not optimizing.
23913 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23914 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23916 * config/i386/i386.md (x86_sahf_1): Correctly handle
23919 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23922 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23923 x86_64_general_operand as operand[2] predicate. Remove "iF"
23924 from operand constraints and use "e" constraint instead.
23925 (*subti3_1, *subti3_1 splitter): Ditto.
23926 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23927 operand[1] predicate.
23929 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23931 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23932 arrays, multiply the access strides by the size of the sub-array.
23933 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23935 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23937 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23938 the configured assembler supports the sahf mnemonic.
23939 * configure: Regenerate.
23940 * config.in: Regenerate.
23942 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23943 emit "sahf" or ".byte\t0x9e" as asm template.
23945 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23948 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23949 option to replace hard coded TARGET_xxx in md file.
23950 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23951 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23952 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23953 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23954 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23955 (X86_TUNE_NOT_VECTORMODE): Ditto.
23956 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23957 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23958 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23959 (TUNE_SLOW_IMUL_IMM8): Ditto.
23960 (TUNE_MOVE_M1_VIA_OR): Ditto.
23961 (TUNE_NOT_UNPAIRABLE): Ditto.
23962 (TUNE_NOT_VECTORMODE): Ditto.
23964 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23967 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23968 tuning options instead of hard coded TARGET_xxx.
23969 (fix ssemode peephole2's): Ditto.
23970 (imul peephole2's): Ditto.
23972 (movdi_or_rex64): Ditto.
23973 (move peephole2): Ditto.
23974 (not peephole2's): Ditto.
23976 2007-03-14 Dirk Mueller <dmueller@suse.de>
23978 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23979 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23980 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23982 * c-parser.c (c_parser_do_statement): Warn about empty body in
23983 do/while statement.
23984 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23985 * doc/invoke.texi (-Wempty-body): Update documentation.
23987 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23990 * c-common.h (warn_for_div_by_zero): Declare.
23991 * c-common.c (warn_for_div_by_zero): Define.
23992 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23995 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23997 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23998 to PREFIX and STANDARD_PREFIX.
24000 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24001 Phil Edwards <phil@codesourcery.com>
24003 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24004 (__gthread_once_t): Remove busy field for RTPs.
24005 (__GTHREAD_ONCE_INIT): Update accordingly.
24007 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24009 * doc/invoke.texi: Document VxWorks options.
24011 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24013 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24015 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24017 PR tree-optimization/30590
24018 * tree-nrv.c (tree_nrv): Check for the partial update of the
24021 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24023 * flags.h (flag_random_seed): Remove declaration, in favor of...
24024 * toplev.h (get_random_seed, set_random_seed): ... these.
24025 * tree.c (get_file_function_name): Use the former.
24026 * opts.c (common_handle_option): Use the latter.
24029 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24031 PR middle-end/31127
24032 * cse.c (cse_find_path): Do not bail out if a basic block that
24033 we already visited now becomes part of a path that starts at a
24034 different basic block. Just disallow this, to make sure we
24035 visit each basic block at most once.
24037 2007-03-13 Jan Hubicka <jh@suse.cz>
24039 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24040 attributes, when profile esitmate is present, calls with very low
24041 frequency are cold.
24043 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24045 PR tree-optimization/30730
24046 PR tree-optimization/26900
24047 * tree-ssa-loop-niter.c: Include gmp.h.
24048 (bounds): New type.
24049 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24050 split_to_var_and_offset, determine_value_range,
24051 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24052 bound_difference, bounds_add, bounds_negate,
24053 number_of_iterations_ne_max, dump_affine_iv): New functions.
24054 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24055 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24056 difference of initial and final value of control iv to validate
24058 (number_of_iterations_cond): Add loop parameter. Determine bounds
24059 on the difference of the extremes of the control iv. Add dumps.
24060 (expand_simple_operations): Handle phi nodes.
24061 (simplify_using_initial_conditions): Do not record used conditions.
24062 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24063 Do not set additional_info.
24064 (implies_nonnegative_p, implies_ge_p): Removed.
24065 (derive_constant_upper_bound): Do not use parameter `additional'.
24066 (record_estimate): Parameter `additional' removed. Parameter
24067 `i_bound' added. Do not call derive_constant_upper_bound.
24068 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24069 bound the number of iterations estimate.
24070 (estimate_numbers_of_iterations_loop): Pass the estimate from
24071 the number of iterations analysis to record_estimate.
24072 * tree.h (multiple_of_p): Declare.
24073 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24074 (scev_const_prop): Do not check expression_expensive_p.
24075 * fold-const.c (multiple_of_p): Exported.
24076 * double-int.c (double_int_mask): Exported.
24077 * double-int.h (double_int_mask): Declare.
24078 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24079 field. Added max field.
24081 2007-03-13 David Taylor <taylor@candd.org>
24084 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24087 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24090 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24091 two unamed patterns.
24093 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24095 * config/i386/i386.opt (mcx16, msahf): New options.
24096 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24097 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24099 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24100 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24101 Output -mcx16 and -msahf options when corresponding bit is set.
24103 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24104 and -msahf options.
24106 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24108 * configure.ac: Test for assembler tolerance to # 0 "".
24109 * configure, config.in: Rebuilt.
24110 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24112 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24114 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24116 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24117 (handle_syscall): Handle direct system calls.
24118 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24120 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24122 * doc/invoke.texi: Fix cpp.info cross-reference.
24123 * doc/passes.texi: Fix gcc.info cross-reference.
24125 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24127 PR tree-optimization/30835
24128 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24129 bb_for_stmt is not NULL before accessing it.
24131 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24133 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24136 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24139 * doc/install.texi: Document --enable-stage1-languages
24141 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24143 * tree-pass.h (pass_into_cfg_layout_mode,
24144 pass_outof_cfg_layout_mode): Declare.
24145 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24146 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24147 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24148 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24150 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24152 * c-decl.c (warn_variable_length_array): New function.
24153 Refactored from grokdeclarator to handle warn_vla
24154 and handle unnamed array case.
24155 (grokdeclarator): Refactored VLA warning case.
24156 * c.opt (Wvla): New flag.
24157 * doc/invoke.texi (Wvla): New warning.
24159 2007-03-12 Richard Henderson <rth@redhat.com>
24161 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24162 (TARGET_SECTION_TYPE_FLAGS): New.
24164 2007-03-12 Richard Henderson <rth@redhat.com>
24166 * config/darwin.c (machopic_reloc_rw_mask): New.
24167 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24168 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24170 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24172 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24173 * cppdefault.h (cpp_PREFIX): Document.
24174 (cpp_PREFIX_len): Likewise.
24175 (cpp_EXEC_PREFIX): New variable.
24176 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24177 * c-incpath.c (add_standard_paths): Correct logic for relocating
24178 paths within prefix.
24180 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24182 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24183 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24185 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24186 fix_truncdfdi_sse using SSEMODEF mode macro.
24187 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24188 fix_truncdfsi_sse using SSEMODEF mode macro.
24189 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24190 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24192 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24194 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24195 elfos.h to tm_file.
24197 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24199 * tree.h : Add multiple_of_p declaration.
24200 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24201 * ipa-type-escape.c (results_of_malloc): Redundant.
24202 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24203 (cast_type): Extended with new members.
24204 (check_cast): Returns cast_type.
24205 (cast): New structure for data of walk_use_def_chains.
24206 (is_malloc_result, is_cast_from_non_pointer_1,
24207 is_cast_from_non_pointer,
24208 is_array_access_through_pointer_and_index): New functions.
24209 (look_for_casts): Returns cast types.
24210 (check_call): Returns void.
24211 (okay_pointer_operation): Use support of pointer plus index,
24212 pointer plus constant and allow all multiplications.
24214 2007-03-11 Richard Guenther <rguenther@suse.de>
24216 PR tree-optimization/31115
24217 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24218 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24219 A shift count of zero is not special as with *_DIV_EXPR.
24220 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24223 2007-03-11 Ian Lance Taylor <iant@google.com>
24225 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24226 the *_DIV_EXPR codes correctly with overflow infinities.
24228 2007-03-11 Ira Rosen <irar@il.ibm.com>
24230 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24231 indicate success/failure of the analysis. Add negation to subtrahend
24232 in case of subtraction. Fail if both operands contain constants.
24233 (create_data_ref): Fail if analyze_offset fails.
24235 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24237 * config/i386/i386.md (frndintxf2): Rename to ...
24238 (rintxf2): ... this. Remove expander having same name.
24239 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24240 (roundsf2, rounddf2): Ditto.
24241 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24242 (lround<mode>di2, lround<mode>si2): Ditto.
24244 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24246 * lower-subreg.c: Include except.h.
24247 (decompose_multiword_subregs): Verify that the only control flow
24248 insns we can split are loads to multi-words pseudos.
24249 Handle breaking such blocks after splitting, instead of calling
24250 find_many_sub_basic_blocks.
24252 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24253 on the new basic block. Add a lengthy comment explaining why we
24254 thought this was necessary.
24255 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24257 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24260 * tree.c (walk_type_fields): Recurse into the element type of
24261 ARRAY_TYPEs if there is a pointer set.
24263 2007-03-10 Dirk Mueller <dmueller@suse.de>
24265 * c-common.c (warn_logical_operator): Fix condition.
24267 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24269 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24271 * config/darwin.c (machopic_select_section): Remove superfluous
24272 argument in call to categorize_decl_for_section. Remove unused
24275 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24277 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24279 * configure: Regenerate.
24281 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24284 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24285 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24286 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24287 Add LABEL_NUSES to emitted label.
24288 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24289 branch probability value to emitted jump insn.
24290 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24291 Do not check life information and do not re-arrange input operands
24292 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24294 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24296 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24297 the change of decode_asm_operands.
24299 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24301 * mode-switching.c (create_pre_exit): Skip blockage insn.
24303 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24305 * tree-pass.h (TODO_update_smt_usage): Remove.
24307 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24311 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24313 * pa.c (attr_length_call): Revise condition for long
24314 pc-relative branch.
24315 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24316 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24317 sequence on SOM target.
24319 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24321 * gcc.c: Document %{, in big comment at top.
24322 (input_suffix_matches): Remove special handling for .s and
24324 (input_spec_matches): New.
24325 (handle_braces): Handle %{,.
24326 (validate_switches): ',' indicates a value which is not a switch.
24327 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24328 to detect assembler input.
24329 * config/i386/sol2.h (CPP_SPEC): Likewise.
24330 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24331 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24332 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24333 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24334 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24335 -m64 causes deployment target to default to 10.5.
24336 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24338 2007-03-09 Richard Henderson <rth@redhat.com>
24341 * target.h (targetm.asm.out.reloc_rw_mask): New.
24342 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24343 (TARGET_ASM_OUT): Use it.
24344 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24345 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24346 use the new reloc_rw_mask target hook instead.
24347 (default_section_type_flags_1): Merge into...
24348 (default_section_type_flags): ... here.
24349 (decl_readonly_section_1): Merge into...
24350 (decl_readonly_section): ... here.
24351 (default_elf_select_section_1): Merge into...
24352 (default_elf_select_section): ... here.
24353 (default_unique_section_1): Merge into...
24354 (default_unique_section): ... here.
24355 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24356 (default_select_rtx_section): Use it.
24357 (default_elf_select_rtx_section): Likewise.
24358 * output.h: Update to match.
24359 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24360 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24361 (TARGET_ASM_RELOC_RW_MASK): New.
24362 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24363 to categorize_decl_for_section.
24364 (x86_64_elf_unique_section): Likewise.
24365 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24366 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24367 (TARGET_ASM_RELOC_RW_MASK): New.
24368 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24369 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24370 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24371 (TARGET_RWRELOC): Remove.
24372 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24373 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24374 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24375 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24376 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24377 (rs6000_xcoff_select_section): Use decl_readonly_section.
24378 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24379 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24380 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24381 (TARGET_SECTION_TYPE_FLAGS): Remove.
24382 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24384 2007-03-09 Roger Sayle <roger@eyesopen.com>
24386 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24387 complex constant equality/inequality comparisons for here.
24388 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24389 known at compile-time or can be simplified to a scalar comparison.
24390 (fold_relational_const): Move compile-time evaluation of complex
24391 constant equality/inequality comparisons to here.
24393 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24395 PR rtl-optimization/30643
24396 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24398 (fold_rtx): Recurse, like before 2006-11-03.
24400 2007-03-09 DJ Delorie <dj@redhat.com>
24402 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24405 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24407 PR tree-optimization/30375
24408 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24409 LHS of statements is not the same.
24410 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24412 2007-03-09 Chao-ying Fu <fu@mips.com>
24414 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24416 * doc/invoke.texi (-mdspr2): Document new option.
24417 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24418 New unspec for DSP REV 2.
24419 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24420 these instructions are extended in DSP REV 2.
24421 (mips-dspr2.md): Include.
24422 * config/mips/mips.opt (mdspr2): New option.
24423 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24424 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24425 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24426 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24427 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24428 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24429 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24431 (bdesc_map): Add one field of unsupported_target_flags.
24432 (bdesc_arrays): Update entries to have extra fields. Add
24434 (mips_init_builtins): Initialize new function types.
24435 Check unsupported_target_fileds to filter out builtins.
24436 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24438 (ASM_SPEC): Pass mdspr2 to the assembler.
24439 * config/mips/mips-dspr2.md: New file.
24441 2007-03-09 Sa Liu <saliu@de.ibm.com>
24443 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24445 2007-03-09 Ian Lance Taylor <iant@google.com>
24447 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24448 argument) like -Wstrict-overflow=2.
24449 * doc/invoke.texi (Warning Options): Update documentation.
24451 2007-03-09 Dirk Mueller <dmueller@suse.de>
24454 * doc/invoke.texi (-Wlogical-op): Document.
24455 * common.opt (-Wlogical-op): New.
24456 * c-common.h (warn_logical_operator): Declare.
24457 * c-common.c (warn_logical_operator): Define.
24458 * c-typeck.c (parser_build_binary_op): Call
24459 warn_logical_operator.
24461 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24463 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24464 * final.c (final_scan_insn): Test for non-"" file name.
24466 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24468 * doc/loop.texi: Document the Omega linear constraints solver.
24469 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24470 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24471 omega-hash-table-size, omega-max-keys, and
24472 omega-eliminate-redundant-constraints.
24473 * tree-pass.h (pass_check_data_deps): Declared.
24476 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24477 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24478 pass_check_data_deps): New.
24479 * tree-data-ref.c (init_data_ref): Remove declaration.
24480 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24481 (analyze_array): Renamed init_array_ref, move up initializations.
24482 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24483 Removed arguments that are set to NULL.
24484 (analyze_indirect_ref): Correct indentation, correct call to
24486 (object_analysis): Call init_array_ref instead of analyze_array.
24487 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24488 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24489 of DR_ACCESS_FNS_ADDR.
24490 (init_omega_eq_with_af, omega_extract_distance_vectors,
24491 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24492 ddr_consistent_p): New.
24493 (compute_affine_dependence): Check consistency of ddrs when
24494 flag_check_data_deps is passed.
24495 (analyze_all_data_dependences): Uncomment.
24496 (tree_check_data_deps): New.
24497 * tree-data-ref.h: Include omega.h.
24498 (DR_ACCESS_FNS_ADDR): Removed.
24499 (data_dependence_relation): Add inner_loop.
24500 (DDR_INNER_LOOP): New.
24501 * common.opt (fcheck-data-deps): New.
24502 * tree-flow.h (tree_check_data_deps): Declare.
24503 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24504 (OBJS-common): Depend on omega.o.
24506 * passes.c (pass_check_data_deps): Scheduled.
24507 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24508 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24509 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24510 PARAM_VECT_MAX_VERSION_CHECKS,
24511 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24513 2007-03-09 Richard Guenther <rguenther@suse.de>
24515 PR tree-optimization/30904
24516 PR middle-end/31058
24517 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24518 the same way as *_DIV_EXPR.
24520 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24522 * recog.c (decode_asm_operands): No mixed declarations and code.
24524 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24526 * rtl.def (ASM_INPUT): Add location.
24527 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24528 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24529 (decode_asm_operands): Add loc operand.
24530 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24531 * stmt.c (expand_asm): Rename to...
24532 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24533 gen_rtx_ASM_INPUT_loc.
24534 (expand_asm_expr): Adjust.
24535 * recog.c (decode_asm_operands): Add loc operand.
24536 (check_asm_operands, extract_insn): Adjust.
24537 * reload1.c (maybe_fix_stack_asms): Likewise.
24538 * final.c (asm_insn_count): Likewise.
24539 (final_scan_insn): Output # line before and after asm.
24541 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24543 * tree-ssa-structalias.c (variable_info): Remove
24545 (new_var_info): Ditto.
24546 (shared_bitmap_info_t): New structure.
24547 (shared_bitmap_table): New variable.
24548 (shared_bitmap_hash): New function.
24549 (shared_bitmap_eq): Ditto
24550 (shared_bitmap_lookup): Ditto.
24551 (shared_bitmap_add): Ditto.
24552 (merge_smts_into): Change to take bitmap directly.
24553 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24554 (init_alias_vars): Init shared bitmap hashtable.
24555 (delete_points_to_sets): Delete shared bitmap hashtable.
24556 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24557 is_aliased removal as a change that was still necessary was
24560 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24562 * config/i386/i386.h (override_options): Conditionally disable
24563 x86_sahf for 64bit targets only.
24565 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24568 * c-decl.c (merge_decls): Don't call make_var_volatile.
24569 * varasm.c (make_var_volatile): Remove.
24570 * output.h (make_var_volatile): Remove.
24572 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24574 PR tree-optimization/31085
24575 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24577 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24579 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24580 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24581 ATTR_CONST_NOTHROW_LIST.
24583 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24586 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24588 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24590 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24593 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24595 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24596 passed, use shared libgcc.
24598 2007-03-08 Roger Sayle <roger@eyesopen.com>
24600 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24601 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24602 (honor_protect_cleanup_actions, lower_try_finally_switch):
24604 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24605 ifc_temp_var): Likewise.
24606 * tree-inline.c (setup_one_parameter): Likewise.
24607 * tree-mudflap.c (mf_decl_cache_locals,
24608 mf_build_check_statement_for): Likewise.
24609 * tree-nested.c (init_tmp_var, save_tmp_var,
24610 finalize_nesting_tree_1): Likewise.
24611 * tree-outof-ssa.c (insert_copy_on_edge,
24612 insert_backedge_copies): Likewise.
24613 * tree-profile.c (tree_gen_edge_profiler,
24614 tree_gen_ic_profiler): Likewise.
24615 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24616 * tree-sra.c (sra_build_assignment): Likewise.
24617 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24618 * tree-ssa-math-opts.c (insert_reciprocals,
24619 execute_cse_sincos_1): Likewise.
24620 * tree-tailcall.c (adjust_accumulator_values,
24621 adjust_return_value): Likewise.
24622 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24623 * tree-vect-transform.c (vect_create_data_ref_ptr,
24624 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24625 vect_create_epilog_for_reduction, vectorizable_reduction,
24626 vectorizable_call, vectorizable_conversion,
24627 vectorizable_assignment, vectorizable_operation,
24628 vectorizable_type_demotion, vect_gen_widened_results_half,
24629 vect_permute_store_chain, vectorizable_store,
24630 vect_setup_realignment, vect_permute_load_chain,
24631 vectorizable_load, vectorizable_condition,
24632 vect_create_cond_for_align_checks): Likewise.
24633 * tree-vrp.c (build_assert_expr_for): Likewise.
24635 2007-03-08 Ian Lance Taylor <iant@google.com>
24637 * tree-vrp.c: Include "intl.h".
24638 (usable_range_p): New static function.
24639 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24640 overflowed values, juts set *strict_overflow_p.
24641 (compare_values): Only return -2 if one of the operands is not a
24643 (compare_ranges): Call usable_range_p.
24644 (compare_range_with_value): Likewise.
24645 (vrp_evaluate_conditional_warnv): Rename from
24646 vrp_evaluate_conditional. Make static. Change all callers.
24647 (vrp_evaluate_conditional): New function.
24648 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24649 on signed overflow.
24650 (simplify_abs_using_ranges): Likewise.
24651 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24652 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24653 within_stmt parameter.
24654 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24655 vrp_evaluate_conditional.
24656 * tree-ssa-threadedge.c
24657 (record_temporary_equivalences_from_stmts_at_dest): Change
24658 simplify parameter to take a second tree parameter.
24659 (simplify_control_stmt_condition): Likewise.
24660 (thread_across_edge): Likewise.
24661 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24662 (thread_across_edge): Likewise.
24663 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24665 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24667 * config/i386/i386.h (TARGET_SAHF): New define.
24668 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24669 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24670 (x86_sahf): New global variable.
24671 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24672 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24673 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24674 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24676 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24677 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24678 when expanding fcomi/sahf based tests.
24679 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24680 expanding sahf based alternative. Emit sahf based sequence when
24681 optimizing for code size.
24682 * config/i386/i386.md (x86_sahf_1): Do not disable for
24683 TARGET_64BIT, enable for TARGET_SAHF.
24685 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24687 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24688 spurious whitespace from error message.
24690 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24693 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24695 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24697 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24699 * tree-sra.c (instantiate_element): Propagate disabled warnings
24700 from the element itself to the created variable.
24702 2007-03-07 Richard Henderson <rth@redhat.com>
24705 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24706 silently fix up the stack in the case of a missing register.
24708 2007-03-07 Paul Brook <paul@codesourcery.com>
24710 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24712 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24714 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24716 (phase1_vrs): Use them.
24717 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24718 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24719 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24720 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24721 __gnu_Unwind_Restore_WMMXC if required.
24722 (_Unwind_VRS_Pop): Implement iWMMXt support.
24723 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24724 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24725 gnu_Unwind_Save_WMMXC): Define.
24727 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24729 * config/vxworks.h (vxworks_override_options): Declare.
24730 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24731 * config/vxworks.c: Include target.h and toplev.h.
24732 (vxworks_override_options): New function.
24733 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24735 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24737 * config/s390/s390.c (override_options): Don't emit an error when
24738 -mstack-size is used without providing -mstack-guard.
24739 (s390_emit_prologue): Choose stack_guard value automatically if not
24740 provided via command line.
24741 * doc/invoke.texi: Adjust description of -mstack-guard and
24744 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24746 * config/i386/i386.c (output_set_got): Add a GOT initialization
24747 sequence for VxWorks PIC.
24748 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24749 around labels as well as symbols. Use gotoff_operand instead
24750 of local_symbolic_operand.
24751 (legitimize_pic_address): Use gotoff_operand instead of
24752 local_symbolic_operand. Use @GOT accesses for labels as
24754 (ix86_output_addr_diff_elt): Use PC-relative rather than
24755 GP-relative offsets for VxWorks PIC.
24756 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24757 no_new_pseudos. Check whether the returned register is op0.
24758 * config/i386/i386.md (tablejump): Use PC-relative rather than
24759 GP-relative offsets for VxWorks PIC.
24760 * config/i386/predicates.md (gotoff_operand): New predicate.
24762 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24764 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24766 * config/vxworks-dummy.h: New file.
24767 * config/i386/i386.h: Include it.
24769 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24771 * dwarf2out.c (is_inlined_entry_point): New
24772 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24773 DW_AT_ranges if the first subblock is the entry point.
24775 2007-03-06 David Daney <ddaney@avtrex.com>
24777 * doc/install.texi (mips-*-*): Change recommended binutils
24780 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24782 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24783 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24785 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24786 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24788 2007-03-06 Jan Hubicka <jh@suse.cz>
24790 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24791 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24793 (probably_cold_bb_p): Cold functions are cold.
24794 (probably_never_executed_bb_p): Cold functions are cold.
24795 (tree_bb_level_predictions): Predict calls to cold functions as not
24797 (compute_function_frequency): Check hot/cold attributes.
24798 * function.h (function_frequency): Update comments.
24799 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24800 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24801 (c_common_att): Add cold and hot.
24803 * doc/extend.texi (hot,cold attributes): Document.
24805 2007-03-06 Andrew Haley <aph@redhat.com>
24807 * function.c (expand_function_end): Move blockage to just after we
24808 emit the label for the naked return from the function.
24810 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24812 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24815 2007-03-06 Jan Hubicka <jh@suse.cz>
24817 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24818 loaded for constant large models. Non-large 64bit PIC can do.
24819 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24820 * cmodel.h: Add LARGE PIC.
24821 * i386.md (UNSPEC_PLTOFF): New.
24822 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24824 (*call_1_rex64): Disable for large models.
24825 (*call_1_rex64_large): New.
24826 (*call_value_1_rex64): Disable for large models.
24827 (*call_value_1_rex64_large): New.
24828 (set_rip_rex4): New.
24829 (set_got_offset_rex64): New.
24830 * predicates.md (constant_call_address_operand): For large model
24831 constant calls are not possible.
24832 * i386-protos.h (construct_plt_address): Declare.
24833 * i386.c (override_options): Accept large models.
24834 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24835 (legitimate_constant_p): Add new UNSPECs.
24836 (legitimate_pic_operand_p): Likewise.
24837 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24838 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24840 (output_pic_addr_const): Add PLTOFF.
24841 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24842 (ix86_expand_move): Legitimize pic address when in PIC mode.
24843 (construct_plt_address): New function.
24844 (ix86_expand_call): Offload the address to register and use GOT
24845 pointer for large model.
24846 * invoke.texi (mcmodel=large): Update documentation.
24848 2007-03-06 Richard Henderson <rth@redhat.com>
24850 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24851 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24852 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24853 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24854 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24855 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24856 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24857 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24858 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24859 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24860 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24861 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24862 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24863 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24864 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24865 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24866 x86_schedule, x86_use_bt, x86_pad_returns,
24867 x86_use_xchgb): Merge into ...
24868 (ix86_tune_features): ... here. New array.
24869 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24870 x86_bswap): Merge into ...
24871 (ix86_arch_features): ... here. New array.
24872 (x86_3dnow_a): Remove.
24873 (x86_accumulate_outgoing_args): Make static.
24874 (x86_arch_always_fancy_math_387): Make static.
24875 (ix86_tune_mask, ix86_arch_mask): Move ...
24876 (override_options): ... to local variables here. Apply the
24877 appropriate mask to each element of ix86_arch_features and
24878 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24879 as were done in the old macros.
24880 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24881 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24882 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24883 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24884 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24885 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24886 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24887 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24888 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24889 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24890 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24891 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24892 x86_accumulate_outgoing_args, x86_prologue_using_move,
24893 x86_epilogue_using_move, x86_decompose_lea,
24894 x86_arch_always_fancy_math_387, x86_shift1,
24895 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24896 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24897 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24898 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24899 x86_use_incdec, x86_pad_returns, x86_bswap,
24900 x86_partial_flag_reg_stall): Remove.
24901 (enum ix86_tune_indices): New.
24902 (ix86_tune_features): New.
24903 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24904 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24905 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24906 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24907 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24908 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24909 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24910 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24911 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24912 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24913 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24914 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24915 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24916 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24917 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24918 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24919 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24920 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24921 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24922 TARGET_EXT_80387_CONSTANTS): Use it.
24923 (enum ix86_arch_indices): New.
24924 (ix86_arch_features): New.
24925 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24926 TARGET_BSWAP): Use it.
24927 (ix86_tune_mask, ix86_arch_mask): Remove.
24929 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24932 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24933 Define using $${sysroot_headers_suffix}.
24934 * configure: Regenerate.
24935 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24936 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24938 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24939 * gcc.c (print_sysroot_headers_suffix): New.
24940 (option_map): Include --print-sysroot-headers-suffix.
24941 (display_help): Mention -print-sysroot-headers-suffix.
24942 (process_command): Handle -print-sysroot-headers-suffix.
24943 (do_spec_1): Append multilib directory to include-fixed path if
24944 sysroot suffixes in use.
24945 (main): Handle -print-sysroot-headers-suffix.
24946 * Makefile.in (start.encap): Don't depend on xlimits.h
24947 (xlimits.h): Remove.
24948 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24949 limits.h for each multilib in fixinc_list.
24950 (fixinc_list, s-fixinc_list): New.
24951 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24952 generate them for each multilib in fixinc_list.
24953 (stmp-fixproto): Use include-fixed. Run fixproto for each
24954 multilib in fixinc_list.
24955 (mostlyclean): Don't remove xlimits.h.
24956 (clean): Remove include-fixed.
24957 (real-install-headers-tar, real-install-headers-cpio,
24958 real-install-headers-cp): Don't copy include, only include-fixed.
24959 (install-mkheaders): Depend on fixinc_list. Don't depend on
24960 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24961 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24962 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24964 2007-03-06 Jan Hubicka <jh@suse.cz>
24966 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24969 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24971 * configure.ac: Allow tm_file to contain build-directory files.
24972 * configure: Regenerate.
24973 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24974 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24975 * config/m68k/print-sysroot-suffix.sh: New file.
24977 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24979 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24980 of pic_offset_table_rtx if reload_completed.
24981 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24982 PIC_OFFSET_TABLE_REGNUM.
24983 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24985 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24986 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24988 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24990 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24991 functions that call eh_return.
24993 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24995 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24996 functions that need a constant pool.
24998 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25001 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25002 (m68k_preferred_reload_class): Likewise.
25003 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25004 (SECONDARY_RELOAD_CLASS): Define.
25005 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25006 (LIMIT_RELOAD_CLASS): Delete.
25007 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25008 registers from storing bytes.
25009 (m68k_secondary_reload_class): New function.
25010 (m68k_preferred_reload_class): Likewise.
25012 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25014 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25016 (m68k_expand_prologue): Likewise.
25018 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25020 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25021 (mips_expand_epilogue): Add a bool parameter.
25022 (m68k_legitimize_sibcall_address): Declare.
25023 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25024 (m68k_expand_epilogue): Add a parameter to select between sibling
25025 and normal epilogues. Only generate a return for the latter.
25026 (m68k_ok_for_sibcall_p): New function.
25027 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25028 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25029 (sibcall_value, *sibcall_value): Likewise.
25030 (*call, *call_value): Require !SIBLING_CALL_P.
25031 (epilogue): Update call to m68k_expand_epilogue.
25032 (sibcall_epilogue): New pattern.
25033 * config/m68k/predicates.md (const_call_operand): Say that this
25034 predicate applies to sibling calls too.
25035 (sibcall_operand): New predicate.
25037 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25039 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25040 alternatives as movsi_cf.
25041 (movsf_cf_hard): Add commentary.
25043 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25044 Richard Sandiford <richard@codesourcery.com>
25046 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25047 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25048 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25049 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25050 as being live on exit from an interrupt function.
25051 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25052 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25053 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25054 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25055 (m68k_interrupt_function_p): Globalize.
25056 (m68k_compute_frame_layout): Remove reverse mask code.
25057 (m68k_emit_movem, m68k_set_frame_related): New functions.
25058 (m68k_output_function_prologue): Delete in favor of...
25059 (m68k_expand_prologue): ...this new function.
25060 (m68k_output_function_epilogue): Delete in favor of...
25061 (m68k_expand_epilogue): ...this new function.
25062 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25064 (print_operand): Handle %?.
25065 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25066 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25067 (prologue, epilogue): New patterns.
25068 (return): Turn into a define_expand.
25069 (*return): New pattern, derived from old "return" pattern. Use rte
25070 rather than rts for interrupt functions. Only use rtd if the pop
25072 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25073 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25074 (link, *link, unlink, *unlink, load_got): Likewise.
25076 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25080 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25081 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25082 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25083 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25084 and m68k_matches_u_p.
25085 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25086 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25087 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25088 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25089 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25090 (REG_STRICT_P): New macro.
25091 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25092 PCREL_GENERAL_OPERAND_OK.
25093 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25094 m68k_legitimate_base_reg_p.
25095 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25096 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25097 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25098 * config/m68k/m68k.c (m68k_address): New structure.
25099 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25100 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25101 (m68k_jump_table_ref_p, m68k_decompose_address)
25102 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25103 (m68k_matches_u_p): New functions.
25104 (print_operand_address): Rewrite to use m68k_decompose_index.
25106 2007-03-05 David Taylor <dtaylor@emc.com>
25108 * gcc.c: Correct copyright date in --version output.
25110 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25112 * pa.md: In unamed move patterns, disparge copies between general
25113 and floating point registers using '?' modifier. Don't include 'f'
25114 constraint for register preferences in DImode, SImode, HImode and
25115 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25116 Remove constraints for copies between general and floating registers
25117 in soft-float DFmode pattern.
25118 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25122 2007-03-05 Mike Stump <mrs@apple.com>
25124 * c-common.c (targetcm): Add.
25125 * c-opts.c (c_common_handle_option): Handle language specific
25127 * opts.c (handle_option): Verify language for target options, if
25129 * opth-gen.awk: Add CL_LANG_ALL.
25130 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25131 (TARGETCM_INITIALIZER): Add.
25132 * target.h (struct gcc_targetcm): Add.
25134 * targhooks.c (default_handle_c_option): Add.
25135 * targhooks.h (default_handle_c_option): Add.
25136 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25138 * config/darwin.opt (iframework): Add.
25139 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25140 * config/darwin-c.c (handle_c_option): Add.
25141 (TARGET_HANDLE_C_OPTION): Add.
25143 * doc/invoke.texi (Darwin Options): Add -iframework.
25145 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25147 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25150 2007-03-05 Ian Lance Taylor <iant@google.com>
25152 * c.opt (fgnu89-inline): New option.
25153 * c-opts.c (c_common_post_options): Set default value for
25155 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25156 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25158 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25159 (grokdeclarator, start_function): Likewise.
25160 * c-cppbuiltin.c (c_cpp_builtins): Define either
25161 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25162 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25163 (C Dialect Options): Document -fgnu89-inline.
25164 * doc/extend.texi (Function Attributes): Explain what the
25165 gnu_inline attribute does.
25166 * doc/cpp.texi (Common Predefined Macros): Document
25167 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25169 2007-03-05 Ian Lance Taylor <iant@google.com>
25171 PR tree-optimization/31034
25172 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25173 half-range if the other side is an overflow infinity.
25175 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25177 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25178 (bfin*-linux-uclibc*): New configuration.
25179 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25181 * config/bfin/linux.h: New file.
25182 * config/bfin/libgcc-bfin.ver: New file.
25183 * config/bfin/t-bfin-uclinux: New file.
25184 * config/bfin/t-bfin-linux: New file.
25185 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25186 (TARGET_OS_CPP_BUILTINS): New macro.
25188 2007-03-05 Richard Guenther <rguenther@suse.de>
25190 * fold-const.c (fold_binary): Remove duplicate folding
25191 of comparison of non-null ADDR_EXPR against null.
25193 2007-03-05 Richard Guenther <rguenther@suse.de>
25194 Dorit Nuzman <dorit@il.ibm.com>
25196 PR tree-optimization/26420
25197 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25198 are no loops in the function. Only print the number of
25199 vectorized loops if it is greater than zero or we are supposed
25200 to print information about unvectorized loops.
25202 2007-03-05 Revital Eres <eres@il.ibm.com>
25204 * gcc.dg/var-expand1.c: New test.
25205 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25206 when an accumulator is expanded.
25208 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25211 * c-common.c (convert_and_check): Don't give warnings for
25212 conversion if 'expr' already overflowed.
25214 2007-03-04 Roger Sayle <roger@eyesopen.com>
25216 PR middle-end/30744
25217 * fold-const.c (fold_comparison): Enforce type consistency when
25218 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25220 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25222 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25223 containing a cast to the base of TARGET_MEM_REF.
25225 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25227 * tree.c (tree_contains_struct_check_failed): Remove spurious
25228 whitespace from error message.
25230 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25233 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25234 instead of precision.
25236 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25237 Nathan Sidwell <nathan@codesourcery.com>
25239 * emit-rtl.c (find_auto_inc): New.
25240 (try_split): recreate REG_INC notes,
25241 Use regular for loops rather than whiles.
25243 2007-03-03 Andreas Schwab <schwab@suse.de>
25245 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25246 * configure: Regenerate.
25248 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25250 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25251 flag_rounding_math, not flag_unsafe_math_optimizations.
25253 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25255 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25256 alpha_fold_vector_minmax): Likewise.
25257 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25258 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25260 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25262 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25263 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25264 if the lhs has side-effects.
25265 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25267 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25269 * config/i386/i386.h (TUNEMASK): Remove define.
25270 (ARCHMASK): Remove define.
25271 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25272 Use ix86_arch_mask variable instead of ARCHMASK.
25273 * config/i386/i386.c (override_options): Ditto.
25274 (standard_80387_constant_p): Ditto.
25276 2007-03-02 Ian Lance Taylor <iant@google.com>
25278 Used signed infinities in VRP.
25279 * tree-vrp.c (uses_overflow_infinity): New static function.
25280 (supports_overflow_infinity): New static function.
25281 (make_overflow_infinity): New static function.
25282 (negative_overflow_infinity): New static function.
25283 (positive_overflow_infinity): New static function.
25284 (is_negative_overflow_infinity): New static function.
25285 (is_positive_overflow_infinity): New static function.
25286 (is_overflow_infinity): New static function.
25287 (overflow_infinity_range_p): New static function.
25288 (compare_values_warnv): New function split out of compare_values.
25289 (compare_value): Call it.
25290 (set_value_range_to_nonnegative): Add overflow_infinity
25291 parameter. Change caller.
25292 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25294 (vrp_expr_computes_nonzero): Likewise.
25295 (compare_ranges, compare_range_with_value): Likewise.
25296 (compare_name_with_value, compare_names): Likewise.
25297 (vrp_evaluate_conditional): Likewise.
25298 (set_value_range): Handle infinity
25299 (vrp_operand_equal_p, operand_less_p): Likewise.
25300 (extract_range_from_assert): Likewise.
25301 (vrp_int_const_binop): Likewise.
25302 (extract_range_from_binary_expr): Likewise.
25303 (extract_range_from_unary_expr): Likewise.
25304 (extract_range_from_comparison): Likewise.
25305 (extract_range_from_expr): Likewise.
25306 (dump_value_range): Likewise.
25307 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25308 (test_for_singularity): Likewise.
25309 (vrp_int_const_binop): Remove inline qualifier.
25310 (adjust_range_with_scev): Add comment.
25311 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25313 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25315 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25316 (get_constraint_for): Likewise.
25317 (do_structure_copy): Likewise.
25318 (find_func_aliases): Fix references to MODIFY_EXPR.
25319 (intra_create_variable_infos): Tidy.
25320 * tree-ssa-operands.c (add_virtual_operand): Add argument
25322 When adding members of alias sets, if IS_CALL_SITE is true and
25323 the symbol is not call-clobbered, skip it.
25324 Adjust all callers.
25326 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25328 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25329 entry by means of emit_insn_at_entry.
25331 2007-03-02 Richard Henderson <rth@redhat.com>
25333 * expr.h (promoted_input_arg): Remove decl.
25334 * function.c (promoted_input_arg): Merge into ...
25335 * combine.c (setup_incoming_promotions): ... only caller.
25336 Rearrange to avoid double loop.
25338 2007-03-02 Ben Elliston <bje@au.ibm.com>
25339 Peter Bergner <bergner@vnet.ibm.com>
25340 Janis Johnson <janis187@us.ibm.com>
25342 * config/rs6000/dfp.md: New file.
25343 * config/rs6000/rs6000.md: Include dfp.md.
25344 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25345 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25346 and TDmode decimal float modes in FP registers.
25347 (num_insns_constant): Likewise.
25348 (rs6000_legitimate_offset_address_p): Likewise.
25349 (rs6000_legitimize_address): Likewise.
25350 (rs6000_legitimize_reload_address): Likewise.
25351 (rs6000_legitimate_address): Likewise.
25352 (rs6000_emit_move): Likewise.
25353 (function_arg_boundary): Likewise.
25354 (function_arg_advance): Likewise.
25355 (rs6000_darwin64_record_arg_recurse): Likewise.
25356 (function_arg): Likewise.
25357 (rs6000_gimplify_va_arg): Likewise.
25358 (rs6000_split_multireg_move): Likewise.
25359 (rs6000_output_function_epilogue): Likewise.
25360 (rs6000_output_function_epilogue): Likewise.
25361 (rs6000_register_move_cost): Likewise.
25362 (rs6000_function_value): Likewise.
25363 (rs6000_libcall_value): Likewise.
25365 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25367 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25369 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25371 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25372 Use $MULTIDIR to choose between the kernel and RTP headers,
25373 and use $WIND_BASE and $WIND_USR to locate them.
25375 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25377 * config/i386/i386.c (override_options): Put initialization of
25378 ix86_tune_mask and ix86_arch_mask to the correct place.
25380 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25381 Michael Meissner <michael.meissner@amd.com>
25384 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25385 (ARCHMASK): Define.
25386 (TARGET_CMOVE): Use ARCHMASK.
25387 (TARGET_CMPXCHG): Ditto.
25388 (TARGET_CMPXCHG8B): Ditto.
25389 (TARGET_XADD): Ditto.
25390 (TARGET_BSWAP): Ditto.
25391 * config/i386/i386.c (ix86_tune_mask): New global variable.
25392 (ix86_arch_mask): Ditto.
25393 (override_options): Initialize ix86_tune_mask and
25394 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25397 2007-03-02 Ben Elliston <bje@au.ibm.com>
25400 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25402 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25404 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25405 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25406 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25407 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25409 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25410 rs6000_init_dwarf_reg_sizes_extra): New.
25411 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25412 SPE register high parts.
25414 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25416 * Makefile.in: Add install-pdf target as
25417 copied from automake v1.10 rules.
25418 * configure.ac: Add install-pdf to target list.
25419 * configure: Regenerate.
25421 2007-03-01 Paul Brook <paul@codesourcery.com>
25423 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25424 modes to LDRD for DImode.
25425 (output_move_double): Fixup out of range ldrd/strd.
25426 (vfp_secondary_reload_class): Rename...
25427 (coproc_secondary_reload_class): ... to this. Add wb argument.
25428 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25429 coproc_secondary_reload_class for CLASS_IWMMXT.
25430 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25431 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25433 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25435 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25436 unroll factor by the estimated number of iterations.
25437 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25438 than prefetch latency.
25440 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25441 decode_caches_intel, detect_caches_intel): New functions.
25442 (host_detect_local_cpu): Use detect_caches_amd and
25443 detect_caches_intel.
25445 2007-03-01 Richard Henderson <rth@redhat.com>
25447 * expr.c (emit_move_complex_push): Export.
25448 (emit_move_complex_parts): Split out from ...
25449 (emit_move_complex): ... here.
25450 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25451 * config/i386/i386.md (movcdi): New.
25453 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25455 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25456 size of mode1 to check for tieable modes in MMX case.
25458 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25460 * Makefile.in (rtlanal.o): Depend on tree.h.
25461 * rtl.h (offset_within_section_p, split_const): Declare.
25462 * rtlanal.c: Include tree.h.
25463 (offset_within_block_p): New function, taken from
25464 mips_offset_within_object_p.
25465 (split_const): New function, taken from mips_split_const.
25466 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25468 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25469 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25470 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25471 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25472 (m68k_illegitimate_symbolic_constant_p): New function.
25473 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25474 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25475 symbolic constant that might be outside the symbol's section,
25476 move the symbol first and then add the offset.
25477 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25479 * config/mips/mips.c (mips_split_const): Delete.
25480 (mips_offset_within_object_p): Delete.
25481 (mips_symbolic_constant_p): Use offset_within_section_p and
25482 split_const instead of mips_offset_within_object_p and
25484 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25485 (mips_legitimize_const_move, print_operand_reloc)
25486 (mips_dangerous_for_la25_p): Use split_const instead of
25489 2007-02-28 Eric Christopher <echristo@apple.com>
25491 * Makefile.in (install-include-dir): Don't rm -rf include.
25493 2007-02-28 Richard Guenther <rguenther@suse.de>
25495 PR middle-end/30364
25496 * fold-const.c (fold_binary): Do not associate expressions
25497 with more than one variable for integer types that do not wrap.
25499 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25501 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25502 Delete, and replace with...
25503 (fold_builtin_call_array): This. Update callers to use it.
25504 * fold-const.c (fold_build_call_list): Delete, and replace with...
25505 (fold_build_call_array): This.
25506 (fold_build_call_list_initializer): Delete, and replace with...
25507 (fold_build_call_array_initializer): This.
25508 * tree.h: Update declarations to reflect above changes.
25510 * c-typeck.c (build_function_call): Store converted arguments
25511 in a stack-allocated array instead of building a list.
25512 (convert_arguments): Store arguments in the array passed in as an
25513 argument, and return the actual number of arguments.
25514 * c-format.c: (check_function_format): Pass arguments in an
25515 array instead of a list.
25516 * c-common.c (check_function_nonnull): Likewise.
25517 (check_function_sentinel): Likewise.
25518 (check_function_arguments): Likewise.
25519 * c-common.h: Update declarations to reflect above changes.
25521 2007-02-28 Jan Hubicka <jh@suse.cz>
25523 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25524 PRED_NEGATIVE_RETURN): Update outcomes.
25526 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25528 * calls.c (emit_library_call_value_1): Handle partial registers
25529 correctly when building up CALL_INSN_FUNCTION_USAGE.
25531 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25533 * pa/predicates.md (move_src_operand): Allow zero for mode.
25534 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25537 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25540 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25541 *movv2df_internal): Enable pattern only for valid operand
25543 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25544 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25546 2007-02-27 Mike Stump <mrs@apple.com>
25548 * config/darwin-crt3.c: Avoid compilation when compiling for a
25551 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25553 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25555 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25556 for fixed headers and limits.h.
25557 (install-include-dir, install-headers-tar, install-headers-cpio,
25558 install-headers-cp, real-install-headers-tar,
25559 real-install-headers-cpio, real-install-headers-cp): Handle
25560 include-fixed as well as include.
25561 (install-mkheaders): Don't install files that go only in include
25563 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25564 from GCC_INCLUDE_DIR.
25565 * gcc.c (process_command): Remove special -BstageN/ handling.
25566 (do_spec_1): Add include-fixed directories.
25568 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25570 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25572 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25574 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25577 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25579 * c-common.c (get_priority): Add check for
25580 SUPPORTS_INIT_PRIORITY.
25582 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25584 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25586 * config/bfin/bfin.c: Include "cfglayout.h".
25587 (MAX_LSETUP_DISTANCE): New macro.
25588 (struct loop_info): New members incoming, incoming_src and
25589 incoming_dest. Delete member predecessor.
25590 (length_for_loop): New function.
25591 (bfin_optimize_loop): Handle more different loop structures.
25592 (bfin_discover_loop): Rework detection of predecessor blocks by
25593 examining incoming edges.
25594 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25596 (bfin_reorder_loops): New function.
25597 (bfin_reorg_loops): Use these three new functions.
25599 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25600 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25601 (CONSTRAINT_LEN): Add entry for 'q'.
25602 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25603 Add 'q' constraints.
25604 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25605 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25607 * config/bfin/bfin.md (add_with_carry): New pattern.
25608 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25609 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25610 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25611 support unsigned multiplies too. Removed incorrect commutativity from
25612 operand 1 constraint where appropriate.
25613 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25615 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25616 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25618 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25619 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25620 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25621 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25622 usmulhisi_hh_huh): New patterns.
25624 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25625 lshifthi3): Fix output template to use half reg for operand 2.
25627 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25630 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25632 2007-02-27 Andreas Schwab <schwab@suse.de>
25634 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25636 2007-02-27 Jan Hubicka <jh@suse.cz>
25638 * predict.c (last_basic_block_p): Remove.
25639 (tree_estimate_probability): Update return heuristic for commonized
25642 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25644 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25646 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25648 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25649 * doc/cpp.texi: Standardize title page.
25650 * doc/cppinternals.texi: Likewise.
25651 * doc/gcc.texi: Standardize title page, remove version number
25652 from copyright page.
25653 * doc/gccint.texi: Likewise.
25654 * doc/install.texi: Standardize title page, add table of
25657 2007-02-26 Jan Hubicka <jh@suse.cz>
25659 * predict.def: Set outcomes according to more recent results.
25660 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25661 Remove dead predictors.
25662 * predict.c (return_prediction): Fix pasto.
25664 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25666 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25667 change; avoid a memory leak when returning early.
25669 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25671 * c-decl.c (static_ctors): Move to c-common.c.
25672 (static_dtors): Likewise.
25673 (finish_function): Use c_record_cdtor_fn.
25674 (build_cdtor): Move to c-common.c.
25675 (c_write_global_declarations): Use c_build_cdtor_fns.
25676 * c-common.h (static_ctors): Declare.
25677 (static_dtors): Likewise.
25678 (c_record_cdtor_fn): Likewise.
25679 (c_build_cdtor_fns): Likewise.
25680 * c-common.c (static_ctors): New variable.
25681 (static_dtors): Likewise.
25682 (c_record_cdtor_fn): New function.
25683 (build_cdtor): Move from c-decl.c
25684 (c_build_cdtor_fns): New function.
25686 * output.h (assemble_addr_to_section): Declare.
25687 (get_cdtor_priority_section): Likewise.
25688 * varasm.c (assemble_addr_to_section): New function.
25689 (get_cdtor_priority_section): Likewise.
25690 (default_named_section_asm_out_destructor): Use them.
25691 (destor_dtor_section_asm_out_destructor): Likewise.
25692 (default_named_section_asm_out_constructor): Likewise.
25693 (default_ctor_section_asm_out_constructor): Likewise.
25694 * config.gcc (*-*-vxworks*): Include vxworks.o.
25695 * config/t-vxworks (vxworks.o): New target.
25696 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25697 (TARGET_ASM_CONSTRUCTOR): Define.
25698 (TARGET_ASM_DESTRUCTOR): Likewise.
25699 (vxworks_asm_out_constructor): Declare.
25700 (vxworks_asm_out_destructor): Likewise.
25702 * c-common.c (get_priority): Check that we have not just an
25703 INTEGER_CST, but an integer constant with integeral type.
25705 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25707 PR tree-optimization/30938
25708 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25709 use &dt[nargs-1] instead of &dt[nargs] in the call to
25710 vect_is_simple_use().
25712 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25714 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25715 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25716 Do not attempt to handle MEM inside auto-inc expressions.
25717 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25718 of a register modified by an auto-inc expression. However, do handle
25719 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25720 (elimination_effects): Prohibit elimination of a register modified
25721 by an auto-inc expression. Disable register elimination rules whose
25722 target register is modified by an auto-inc expression with variable
25725 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25727 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25729 (array_at_struct_end_p): New function.
25730 (idx_infer_loop_bounds): Use it.
25731 (estimate_numbers_of_iterations_loop): Export.
25732 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25733 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25734 (tree_estimate_probability): Call record_loop_exits.
25735 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25736 (estimated_loop_iterations, estimated_loop_iterations_int,
25737 estimated_loop_iterations_tree): New functions.
25738 (analyze_siv_subscript_cst_affine,
25739 compute_overlap_steps_for_affine_1_2,
25740 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25741 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25742 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25743 (PRED_LOOP_ITERATIONS_GUESSED): New.
25744 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25745 * cfgloop.h (estimate_numbers_of_iterations_loop,
25746 estimated_loop_iterations_int): Declare.
25748 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25750 * doc/extend.texi: Document optional priority argument to
25751 constructors and destructors.
25752 * tree.c (init_priority_for_decl): Adjust GTY markers.
25753 (init_ttree): Use priority-info hash functions for
25754 init_priority_for_decl.
25755 (tree_map_eq): Rename to ...
25756 (tree_map_base_eq): ... this.
25757 (tree_map_marked_p): Rename to ...
25758 (tree_map_base_marked_p): ... this.
25759 (tree_map_base_hash): New function.
25760 (decl_init_priority_lookup): Rework.
25761 (decl_fini_priority_lookup): New function.
25762 (decl_priority_info): New function.
25763 (decl_init_priority_insert): Use it.
25764 (decl_fini_priority_insert): Likewise.
25765 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25767 (decl_restrict_base_insert): Likewise.
25768 (decl_debug_expr_insert): Likewise.
25769 (decl_value_expr_lookup): Likewise.
25770 (decl_value_expr_insert): Likewise.
25771 * tree.h (priority_type): New type.
25772 (decl_init_priority_lookup): Use priority_type.
25773 (decl_fini_priority_lookup): New function.
25774 (decl_init_priority_insert): Use priority_type.
25775 (decl_fini_priority_insert): New function.
25776 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25777 (DECL_INIT_PRIORITY): Likewise.
25778 (SET_DECL_INIT_PRIORITY): Add comment.
25779 (DECL_FINI_PRIORITY): New macro.
25780 (SET_DECL_FINI_PRIORITY): Likewise.
25781 (DEFAULT_INIT_PRIORITY): Document.
25782 (MAX_INIT_PRIORITY): Likewise.
25783 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25784 (tree_map_base): New type.
25785 (tree_map_base_eq): New function.
25786 (tree_map_base_hash): Likewise.
25787 (tree_map_base_marked_p): Likewise.
25788 (tree_map): Inherit from tree_map_base.
25789 (tree_map_eq): Make it a macro.
25790 (tree_map_marked_p): Likewise.
25791 (tree_int_map): Inherit from tree_map_base.
25792 (tree_int_map_eq): Make it a macro.
25793 (tree_int_map_hash): Likewise.
25794 (tree_int_map_marked_p): Likewise.
25795 (tree_priority_map): New type.
25796 (tree_priority_map_eq): New macro.
25797 (tree_priority_map_hash): Likewise.
25798 (tree_priority_map_marked_p): Likewise.
25799 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25801 (emutls_common_1): Likewise.
25802 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25803 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25804 of tree_map hierarchy.
25805 * tree-cfg.c (move_stmt_r): Likewise.
25806 (new_label_mapper): Likewise.
25807 * c-tree.h (c_expand_body): Move to ...
25808 * c-common.h (c_expand_body): ... here.
25809 * c-decl.c (c_expand_body): Move to ...
25810 * c-common.c (c_expand_body): ... here.
25811 (c_common_attribute_table): Allow 1 argument for the constructor
25812 and destructor attributes.
25813 (get_priority): New function.
25814 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25815 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25817 2007-02-24 Jan Hubicka <jh@suse.cz>
25819 PR middle-end/30509
25820 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25821 copying for inlining.
25823 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25824 Jan Hubicka <jh@suse.cz>
25827 * i386.c (counter_mode): New function.
25828 (expand_set_or_movmem_via_loop): Use it.
25829 (expand_movmem_epilogue): Likewise; fix pasto.
25830 (ix86_expand_movmem): Do emit guard even for constant counts.
25831 (ix86_expand_setmem): Likewise.
25833 2007-02-25 Nick Clifton <nickc@redhat.com>
25835 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25836 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25838 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25841 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25842 count argument with 0x10, not with 0x16.
25843 (expand_setmem_epilogue): Ditto.
25845 2007-02-24 Mike Stump <mrs@apple.com>
25847 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25850 2007-02-24 Richard Guenther <rguenther@suse.de>
25852 PR middle-end/30951
25853 * fold-const.c (fold_binary): Fold x +- CST op x for
25854 EQ_EXPR and NE_EXPR.
25856 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25858 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25860 2007-02-24 Jan Hubicka <jh@suse.cz>
25862 * cgraphunit.c (decide_is_function_needed): Honor
25863 -fkeep-inline-functions.
25865 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25867 * builtins.c (fold_builtin_modf): New.
25868 (fold_builtin_2): Use it.
25870 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25872 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25873 (determine_max_iter): Take additional LOOP arg; all callers changed.
25874 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25875 one using simplifications.
25876 (simplify_using_initial_values): Return if the expression becomes
25877 invalid due to altered regs.
25879 2007-02-23 DJ Delorie <dj@redhat.com>
25881 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25883 2007-02-23 Mike Stump <mrs@apple.com>
25885 * tlink.c (scan_linker_output): Parse linker messages from
25886 darwin9's linker better.
25888 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25891 * varpool.c (varpool_assemble_pending_decls): Set
25892 varpool_last_needed_node to null.
25894 2007-02-23 DJ Delorie <dj@redhat.com>
25896 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25897 alignment bigger than the object file can handle.
25899 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25902 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25903 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25904 (*movsf_1): Penalize MMX moves.
25906 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25908 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25909 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25911 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25913 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25915 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25916 (fold_builtin_1): Use them.
25917 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25918 BUILT_IN_SIGNIFICAND.
25920 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25922 * config/i386/i386.c (bdesc_1arg): Initialize
25923 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25924 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25925 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25926 and IX86_BUILTIN_MOVSLDUP.
25928 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25930 PR rtl-optimization/30841
25931 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25933 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25935 * builtins.c (fold_builtin_frexp): New.
25936 (fold_builtin_2): Use it.
25938 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25940 * doc/invoke.texi (Spec Files): Document getenv spec function.
25942 * gcc.c (getenv_spec_function): New function.
25943 (static_spec_functions): Add it.
25944 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25945 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25948 2007-02-22 Michael Matz <matz@suse.de
25951 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25952 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25954 2007-02-22 Ian Lance Taylor <iant@google.com>
25957 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25958 (mem_loc_descriptor): Call it.
25960 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25961 Ira Rosen <irar@il.ibm.com>
25963 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25965 2007-02-22 Ira Rosen <irar@il.ibm.com>
25967 PR tree-optimization/30843
25968 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25969 stores only after all the group is vectorized.
25971 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25973 PR tree-optimization/30858
25974 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25975 in the reduction cycle have a single use in the loop.
25976 * tree-vectorizer.h (relevant): Add documentation.
25978 2007-02-20 Mike Stump <mrs@apple.com>
25980 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25981 * configure: Regenerate.
25983 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25985 Change the defaults of some parameters and options.
25986 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25987 * config/spu/spu.c (spu_optimization_options): Add.
25988 (spu_override_options): Change params in spu_optimization_options.
25989 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25991 Register 127 is only 16 byte aligned when used as a frame pointer.
25992 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25993 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25994 HARD_FRAME_POINTER_REGNUM.
25995 (spu_legitimate_address): Use regno_aligned_for_reload.
25996 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25997 aligned when frame_pointer_needed is true.
25998 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26000 * config/spu/spu.h (INIT_EXPANDERS): Define.
26002 Make sure shift and rotate instructions have valid immediate operands.
26003 * config/spu/predicates.md (spu_shift_operand): Remove.
26004 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26005 * config/spu/constraints.md (W, O): Extend range.
26006 * config/spu/spu.md (umask, nmask): Define.
26007 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26008 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26009 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26010 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26011 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26012 (lshr<mode>3_reg): Fix rtl description.
26014 Make sure mulhisi immediate operands are valid.
26015 * config/spu/predicates.md (imm_K_operand): Add.
26016 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26018 Generate constants using fsmbi and andi.
26019 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26020 (print_operand, spu_split_immediate, classify_immediate,
26021 fsmbi_const_p): Handle IC_FSMBI2.
26023 Correctly handle a CONST_VECTOR containing symbols.
26024 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26025 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26026 (immediate_load_p): Allow symbols that use 2 instructions to create.
26027 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26028 with symbols when flag_pic is set.
26029 (const_vector_immediate_p): New.
26030 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26031 accept a CONST_VECTOR with symbols.
26032 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26033 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26035 * config/spu/spu.md (high, low): Delete.
26036 (low_<mode>): Define.
26038 Remove INTRmode and INTR_REGNUM, which didn't work.
26039 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26041 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26042 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26043 peephole2 pattern): Don't use INTR or 131.
26044 (movintrcc): Delete.
26045 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26046 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26047 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26048 (UNSPEC_SET_INTR): Add.
26049 * config/spu/spu-modes.def (INTR): Remove.
26051 More accurate warnings about run-time relocations.
26052 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26054 Correctly warn about immediate arguments to specific intrinsics.
26055 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26056 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26057 the instruction predicate.
26059 Fix tree check errors with latest update.
26060 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26062 (spu_expand_builtin): Use CALL_EXPR_FN.
26064 Add missing specific intrinsics.
26065 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26067 * config/spu/spu_internals.h: Ditto.
26069 Fix incorrect operand modifiers.
26070 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26071 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26073 Optimize one case of zero_extend of a vec_select.
26074 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26076 Accept any immediate for hbr.
26077 * config/spu/spu.md (hbr): Change s constraints to i.
26079 2007-02-21 Paul Brook <paul@codesourcery.com>
26081 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26082 condexec_count when skipping USE and CLOBBER.
26084 2007-02-21 Nick Clifton <nickc@redhat.com>
26086 * common.opt (Warray-bounds): Add Warning attribute.
26087 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26089 (fsized-zeroes): Add Optimization attribute.
26090 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26091 * c.opt (Wc++0x-compat): Add Warning attribute.
26093 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26095 PR middle-end/30761
26096 * reload1.c (eliminate_regs_in_insn): In the single_set special
26097 case, attempt to re-recognize the insn before falling back to
26098 having reload fix it up.
26100 2007-02-20 Eric Christopher <echristo@gmail.com>
26102 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26103 Rewrite accordingly.
26104 (frv_read_iacc_argument): Ditto.
26105 (frv_expand_set_builtin): Take a call instead of arglist, update for
26107 (frv_expand_unop_builtin): Ditto.
26108 (frv_expand_binop_builtin): Ditto.
26109 (frv_expand_cut_builtin): Ditto.
26110 (frv_expand_binopimm_builtin): Ditto.
26111 (frv_expand_voidbinop_builtin): Ditto.
26112 (frv_expand_int_void2arg): Ditto.
26113 (frv_expand_prefetches): Ditto.
26114 (frv_expand_voidtriop_builtin): Ditto.
26115 (frv_expand_voidaccop_builtin): Ditto.
26116 (frv_expand_load_builtin): Ditto.
26117 (frv_expand_store_builtin): Ditto.
26118 (frv_expand_mdpackh_builtin): Ditto.
26119 (frv_expand_mclracc_builtin): Ditto.
26120 (frv_expand_mrdacc_builtin): Ditto.
26121 (frv_expand_mwtacc_builtin): Ditto.
26122 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26125 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26127 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26128 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26130 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26131 point instructions.
26132 * configure: Regenerate.
26133 * config.in: Regenerate.
26134 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26135 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26136 masks to power6 and power6x and to POWERPC_MASKS.
26137 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26139 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26140 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26141 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26142 Access PROTOTYPE as variable, not mask.
26144 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26146 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26147 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26148 * combine.c (adjust_for_new_dest): Use it.
26149 * postreload.c (reload_combine): Likewise.
26151 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26153 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26154 notes on an insn with multiple sets, even if single_set returns
26155 non-NULL for that insn.
26157 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26159 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26160 scalbn and scalbln.
26162 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26164 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26165 if user didn't pass it.
26166 * config/i386/darwin.h (CC1_SPEC): Likewise.
26167 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26168 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26169 -mmacosx-version-min.
26171 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26172 Uros Bizjak <ubizjak@gmail.com>
26174 * optabs.h (enum optab_index): Add new OTI_scalb.
26175 (scalb_optab): Define corresponding macro.
26176 * optabs.c (init_optabs): Initialize scalb_optab.
26177 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26179 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26180 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26181 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26182 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26183 flag_unsafe_math_optimizations is set.
26185 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26186 to implement scalbf, scalb and scalbl built-ins as inline x87
26189 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26190 DJ Delorie <dj@redhat.com>
26193 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26194 (diagnostic_report_diagnostic): ... here, and turn them into real
26195 errors. If warnings are inhibited, no need to do anything.
26197 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26199 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26200 better code generation.
26202 2007-02-20 Ben Elliston <bje@au.ibm.com>
26204 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26206 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26208 * config/alpha/alpha.c, config/alpha/alpha.md,
26209 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26210 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26211 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26212 config/arm/lib1funcs.asm: Follow spelling conventions.
26214 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26215 config/fr30/fr30.md, config/i386/i386.h,
26216 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26217 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26218 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26219 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26220 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26221 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26222 config/sparc/sparc.c, config/sparc/sparc.h,
26223 config/sparc/sparc.md, config/spu/constraints.md,
26224 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26227 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26230 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26233 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26235 * doc/invoke.texi (-ftree-lrs): Remove.
26237 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26239 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26242 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26244 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26245 new CALL_EXPR_FN macro for retrieving the function
26246 declaration of the input expression.
26248 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26250 * c.opt (Waddress): New.
26251 * common.opt (Walways-true): Delete.
26252 (Wstring-literal-comparison): Delete.
26253 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26254 -Wstring-literal-comparison. Add -Waddress.
26256 (Walways-true): Delete.
26257 (Wstring-literal-comparison): Delete.
26258 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26259 consistently instead of -Walways-true in example.
26260 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26261 * c-typeck.c (parser_build_binary_op): Replace
26262 -Wstring-literal-comparison and -Walways-true with -Waddress.
26263 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26266 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26268 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26269 without DECL_STRUCT_FUNCTION initialized.
26271 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26273 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26274 due to calls to functions taking pointers as parameters.
26276 2007-02-19 Richard Henderson <rth@redhat.com>
26279 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26282 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26284 * config/s390/s390.c (s390_call_saved_register_used,
26285 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26286 accessed to the new scheme.
26288 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26290 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26291 (cris_print_index, cris_print_operand, cris_print_operand_address)
26292 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26293 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26294 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26295 GET_CODE () == xxx.
26296 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26297 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26298 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26299 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26300 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26301 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26302 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26303 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26304 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26305 (uminsi3, call, call_value): Ditto.
26306 (define_split: indir_to_reg_split, unnamed): Ditto.
26308 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26310 PR tree-optimization/30975
26311 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26314 2007-02-18 Eric Christopher <echristo@gmail.com>
26316 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26317 Remove use of arglist.
26318 (mips_expand_builtin): Remove use of arglist, pass in expr.
26319 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26320 (mips_expand_builtin_movtf): Ditto.
26321 (mips_expand_builtin_compare): Ditto.
26323 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26325 * tree-sra.c (sra_build_assignment): Replace assertion
26326 checking with a comment explaining why it can't be done.
26328 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26330 PR middle-end/30833
26331 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26332 during CALL_EXPR representation conversion.
26333 * tree-ssa-propagate.c (set_rhs): Likewise.
26335 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26337 * tree-sra.c (sra_build_assignment): Disable assertion checking
26340 2007-02-18 Roger Sayle <roger@eyesopen.com>
26342 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26343 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26344 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26346 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26347 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26348 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26349 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26350 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26351 force_gimple_operand): Likewise.
26352 * ipa-cp.c (constant_val_insert): Likewise.
26353 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26354 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26355 perfect_nestify): Likewise.
26356 * langhooks.c (lhd_omp_assignment): Likewise.
26357 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26358 lower_copyprivate_clauses, lower_send_clauses,
26359 lower_send_shared_vars, expand_parallel_call,
26360 expand_omp_for_generic, expand_omp_for_static_nochunk,
26361 expand_omp_for_static_chunk, expand_omp_sections,
26362 lower_omp_single_copy, lower_omp_for_lastprivate,
26363 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26364 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26365 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26368 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26370 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26371 config/sh/sh.md: Follow spelling conventions.
26373 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26374 config/frv/predicates.md: Follow spelling conventions.
26376 * config/m68k/linux-unwind.h: Fix a comment typo.
26377 * target.h: Follow spelling conventions.
26379 2007-02-18 Roger Sayle <roger@eyesopen.com>
26381 PR rtl-optimization/28173
26382 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26383 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26384 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26385 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26386 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26388 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26390 * builtins.c (fold_builtin_load_exponent): New.
26391 (fold_builtin_2): Use it.
26393 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26395 PR rtl-optimization/30773
26396 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26397 if we fail to attach a REG_EQUIV note.
26399 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26400 Roger Sayle <roger@eyesopen.com>
26402 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26404 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26406 * calls.c (initialize_argument_information): Pass original EXP
26407 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26408 code to split complex arguments here, as part of initializing the
26410 (expand_call): Remove code that builds a list of arguments and
26411 inserts implicit arguments into it. Instead, just count how many
26412 implicit arguments there will be so we can determine the size of
26413 the ARGS array, and let initialize_argument_information do the work.
26414 (split_complex_values): Delete unused function.
26416 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26418 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26420 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26422 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26423 for arg pointer based indexed addressing.
26425 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26427 * config/ia64/ia64.h, config/ia64/ia64.md,
26428 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26429 spelling conventions.
26431 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26433 * config/m68k/m68k.c (split_di): New.
26434 * config/m68k/m68k-protos.h: Declare split_di.
26435 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26436 Improve predicate handling and split constant shifts.
26438 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26440 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26441 parameter for register bitfield operations, general predicates
26444 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26446 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26447 * config/m68k/linux-unwind.h: New file.
26449 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26451 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26452 config/i386/athlon.md, config/ia64/ia64.md,
26453 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26454 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26455 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26456 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26457 tree-vect-transform.c: Fix comment typos.
26459 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26461 * sched-deps.c (find_insn_list): Remove.
26462 * sched-int.h: Remove the prototype for find_insn_list.
26464 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26466 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26468 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26469 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26470 darwin_rs6000_override_options.
26471 (C_COMMON_OVERRIDE_OPTIONS): Expect
26472 darwin_macosx_version_min to be non-NULL always.
26473 (TARGET_C99_FUNCTIONS): Likewise.
26474 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26475 (DARWIN_MINVERSION_SPEC): New.
26476 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26477 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26479 (DARWIN_MINVERSION_SPEC): New.
26480 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26482 * config/darwin-c.c (darwin_cpp_builtins): Expect
26483 darwin_macosx_version_min to be non-NULL always.
26485 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26487 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26489 * config/i386/i386.h (x86_use_xchgb): New.
26490 (TARGET_USE_XCHGB): New macro.
26491 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26492 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26493 Split after reload into bswaphi for shifts of 8.
26494 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26495 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26496 or when optimizing for size.
26498 2007-02-16 Richard Guenther <rguenther@suse.de>
26499 Christian Bruel <christian.bruel@st.com>
26501 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26502 DECLs but prefer SSA_NAMEs over DECLs.
26504 2007-02-16 Richard Guenther <rguenther@suse.de>
26506 * tree-flow-inline.h (single_imm_use_p): Remove.
26507 (zero_imm_uses_p): Likewise.
26508 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26509 instead of single_imm_use_p.
26510 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26513 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26516 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26517 nested double- and backquotes.
26519 2007-02-15 Roger Sayle <roger@eyesopen.com>
26521 PR middle-end/30391
26522 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26523 should be unreachable.
26524 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26525 For the time being redirect GIMPLE_MODIFY_STMT to the new
26526 (renamed) build_gimple_modify_stmt_stat.
26527 (build2_gimple_stat): Rename to...
26528 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26529 Always build a GIMPLE_MODIFY_STMT node.
26530 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26531 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26534 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26535 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26536 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26537 expand_complex_div_wide): Likewise.
26538 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26539 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26540 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26541 * tree-ssa-loop-manip.c (create_iv): Likewise.
26542 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26543 abs_replacement): Likewise.
26544 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26545 realify_fake_stores): Likewise.
26547 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26548 node rather than a GIMPLE_MODIFY_STMT node.
26549 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26550 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26552 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26553 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26554 GIMPLE_MODIFY_STMT.
26556 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26558 PR middle-end/30433
26559 * fold-const.c (fold_comparison): Add back the
26560 folding of constant complex comparisions.
26562 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26564 PR middle-end/30729
26565 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26566 effects unknown to this function, return early.
26568 2007-02-15 Ian Lance Taylor <iant@google.com>
26570 * lower-subreg.c (move_eh_region_note): New static function.
26571 (resolve_simple_move): Call it.
26572 (decompose_multiword_subregs): Track blocks for which we resolve a
26573 simple move which is also a control flow insn. Pass them to
26574 find_many_sub_basic_blocks.
26575 (pass_lower_subreg): Add TODO_verify_flow.
26576 (pass_lower_subreg2): Likewise.
26578 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26579 Brooks Moses <brooks.moses@codesourcery.com>
26580 Lee Millward <lee.millward@codesourcery.com>
26582 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26583 (VL_EXP_CLASS_P): New.
26584 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26586 (TREE_OPERAND_CHECK_CODE): Likewise.
26587 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26588 (TREE_RTL_OPERAND_CHECK): Likewise.
26589 (tree_operand_check_failed): Make second parameter the whole tree
26590 instead of its code. Fixed callers.
26591 (VL_EXP_CHECK): New.
26592 (TREE_OPERAND_LENGTH): New.
26593 (VL_EXP_OPERAND_LENGTH): New.
26594 (CALL_EXPR_FN): New.
26595 (CALL_EXPR_STATIC_CHAIN): New.
26596 (CALL_EXPR_ARGS): New.
26597 (CALL_EXPR_ARG): New.
26598 (call_expr_nargs): New.
26599 (CALL_EXPR_ARGP): New.
26600 (build_nt_call_list): Declare.
26601 (build_vl_exp_stat): Declare.
26602 (build_vl_exp): New.
26603 (build_call_list): Declare.
26604 (build_call_nary): Declare.
26605 (build_call_valist): Declare.
26606 (build_call_array): Declare.
26607 (call_expr_arg): Declare.
26608 (call_expr_argp): Declare.
26609 (call_expr_arglist): Declare.
26610 (fold_build_call_list): Declare.
26611 (fold_build_call_list_initializer): Declare.
26612 (fold_call_expr): Declare to replace fold_builtin.
26613 (fold_builtin_fputs): Update to agree with modified definition.
26614 (fold_builtin_strcpy): Likewise.
26615 (fold_builtin_strncpy): Likewise.
26616 (fold_builtin_memory_chk): Likewise.
26617 (fold_builtin_stxcpy_chk): Likewise.
26618 (fold_builtin_strncpy_chk): Likewise.
26619 (fold_builtin_next_arg): Likewise.
26620 (fold_build_call_expr): Declare.
26621 (fold_builtin_call_list): Declare.
26622 (fold_builtin_call_valist): Declare.
26623 (build_call_expr): Declare.
26624 (validate_arglist): Update to agree with modified definition.
26625 (tree_operand_length): New.
26626 (call_expr_arg_iterator): New.
26627 (init_call_expr_arg_iterator): New.
26628 (next_call_expr_arg): New.
26629 (first_call_expr_arg): New.
26630 (more_call_expr_args_p): New.
26631 (FOR_EACH_CALL_EXPR_ARG): New.
26633 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26634 and tcc_gimple_stmt.
26635 (tree_code_size): Update documentation. Use sizeof (tree) rather
26636 than sizeof (char *).
26637 (tree_size): Likewise. Add case for tcc_vl_exp.
26638 (tree_node_structure): Add case for tcc_vl_exp.
26639 (contains_placeholder_p): Likewise.
26640 (substitute_in_expr): Likewise.
26641 (substitute_placeholder_in_expr): Likewise.
26642 (stabilize_reference_1): Likewise.
26643 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26644 to diagnose breakage of this interface for constructing CALL_EXPRs.
26645 (build_nt): Add similar assertion here.
26646 (build_nt_call_list): New.
26647 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26648 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26650 (get_callee_fndecl): Use new CALL_EXPR accessors.
26651 (tree_operand_check_failed): Change parameters to pass entire node
26652 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26653 (process_call_operands): New.
26654 (build_vl_exp_stat): New.
26655 (build_call_list): New.
26656 (build_call_nary): New.
26657 (build_call_valist): New.
26658 (build_call_array): New.
26659 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26660 (call_expr_arglist): New.
26662 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26663 tcc_vl_exp instead of a fixed-size tcc_expression.
26665 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26666 accessors for CALL_EXPRs.
26667 (AGGR_INIT_EXPR): Likewise.
26669 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26670 Brooks Moses <brooks.moses@codesourcery.com>
26671 Lee Millward <lee.millward@codesourcery.com>
26673 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26674 (expand_builtin_nonlocal_goto): Change parameter to be entire
26675 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26676 (expand_builtin_prefetch): Likewise.
26677 (expand_builtin_classify_type): Likewise.
26678 (mathfn_built_in): Return NULL_TREE instead of 0.
26679 (expand_errno_check): Use new CALL_EXPR accessors.
26680 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26681 Return NULL_RTX instead of 0.
26682 (expand_builtin_mathfn_2): Likewise.
26683 (expand_builtin_mathfn_3): Likewise.
26684 (expand_builtin_interclass_mathfn): Likewise.
26685 (expand_builtin_sincos): Likewise.
26686 (expand_builtin_cexpi): Likewise.
26687 (expand_builtin_int_roundingfn): Likewise.
26688 (expand_builtin_int_roundingfn_2): Likewise.
26689 (expand_builtin_pow): Likewise.
26690 (expand_builtin_powi): Likewise.
26691 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26692 of arglist, fixing callers appropriately. Use new CALL_EXPR
26693 accessors and constructors. Return NULL_RTX instead of 0.
26694 (expand_builtin_strstr): Likewise.
26695 (expand_builtin_strchr): Likewise.
26696 (expand_builtin_strrchr): Likewise.
26697 (expand_builtin_strpbrk): Likewise.
26698 (expand_builtin_memcpy): Likewise.
26699 (expand_builtin_mempcpy): Likewise.
26700 (expand_builtin_mempcpy_args): New.
26701 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26702 (expand_builtin_memmove_args): New.
26703 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26704 (expand_movstr): Likewise.
26705 (expand_builtin_strcpy): Likewise.
26706 (expand_builtin_strcpy_args): New.
26707 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26708 (expand_builtin_strncpy): Likewise.
26709 (expand_builtin_memset): Likewise.
26710 (expand_builtin_memset_args): New.
26711 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26712 (expand_builtin_memcmp): Likewise.
26713 (expand_builtin_strcmp): Likewise.
26714 (expand_builtin_strncmp): Likewise.
26715 (expand_builtin_strcat): Likewise.
26716 (expand_builtin_strncat): Likewise.
26717 (expand_builtin_strspn): Likewise.
26718 (expand_builtin_strcspn): Likewise.
26719 (expand_builtin_args_info): Likewise.
26720 (expand_builtin_va_start): Likewise.
26721 (gimplify_va_arg_expr): Likewise.
26722 (expand_builtin_va_end): Likewise.
26723 (expand_builtin_va_copy): Likewise.
26724 (expand_builtin_frame_address): Likewise.
26725 (expand_builtin_alloca): Likewise.
26726 (expand_builtin_bswap): Likewise.
26727 (expand_builtin_unop): Likewise.
26728 (expand_builtin_fputs): Likewise.
26729 (expand_builtin_expect): Likewise.
26730 (expand_builtin_fabs): Likewise.
26731 (expand_builtin_copysign): Likewise.
26732 (expand_builtin_printf): Likewise.
26733 (expand_builtin_fprintf): Likewise.
26734 (expand_builtin_sprintf): Likewise.
26735 (expand_builtin_init_trampoline): Likewise.
26736 (expand_builtin_signbit): Likewise.
26737 (expand_builtin_fork_or_exec): Likewise.
26738 (expand_builtin_sync_operation): Likewise.
26739 (expand_builtin_compare_and_swap): Likewise.
26740 (expand_builtin_lock_test_and_set): Likewise.
26741 (expand_builtin_lock_release): Likewise.
26742 (expand_builtin): Likewise.
26743 (builtin_mathfn_code): Likewise.
26745 (fold_builtin_constant_p): Pass call arguments individually instead
26746 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26747 accessors and constructors. Return NULL_TREE instead of 0.
26748 (fold_builtin_expect): Likewise.
26749 (fold_builtin_classify_type): Likewise.
26750 (fold_builtin_strlen): Likewise.
26751 (fold_builtin_nan): Likewise.
26752 (integer_valued_real_p): Likewise.
26753 (fold_trunc_transparent_mathfn): Likewise.
26754 (fold_fixed_mathfn): Likewise.
26755 (fold_builtin_cabs): Likewise.
26756 (fold_builtin_sqrt): Likewise.
26757 (fold_builtin_cbrt): Likewise.
26758 (fold_builtin_cos): Likewise.
26759 (fold_builtin_cosh): Likewise.
26760 (fold_builtin_tan): Likewise.
26761 (fold_builtin_sincos): Likewise.
26762 (fold_builtin_cexp): Likewise.
26763 (fold_builtin_trunc): Likewise.
26764 (fold_builtin_floor): Likewise.
26765 (fold_builtin_ceil): Likewise.
26766 (fold_builtin_round): Likewise.
26767 (fold_builtin_int_roundingfn): Likewise.
26768 (fold_builtin_bitop): Likewise.
26769 (fold_builtin_bswap): Likewise.
26770 (fold_builtin_logarithm): Likewise.
26771 (fold_builtin_hypot): Likewise.
26772 (fold_builtin_pow): Likewise.
26773 (fold_builtin_powi): Likewise.
26774 (fold_builtin_exponent): Likewise.
26775 (fold_builtin_memset): Likewise.
26776 (fold_builtin_bzero): Likewise.
26777 (fold_builtin_memory_op): Likewise.
26778 (fold_builtin_bcopy): Deleted; call site changed to invoke
26779 fold_builtin_memory_op directly.
26780 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26781 (fold_builtin_strncpy): Likewise.
26782 (fold_builtin_memcmp): Likewise.
26783 (fold_builtin_strcmp): Likewise.
26784 (fold_builtin_strncmp): Likewise.
26785 (fold_builtin_signbit): Likewise.
26786 (fold_builtin_copysign): Likewise.
26787 (fold_builtin_isascii): Likewise.
26788 (fold_builtin_toascii): Likewise.
26789 (fold_builtin_isdigit): Likewise.
26790 (fold_builtin_fabs): Likewise.
26791 (fold_builtin_abs): Likewise.
26792 (fold_builtin_fmin_fmax): Likewise.
26793 (fold_builtin_carg): Likewise.
26794 (fold_builtin_classify): Likewise.
26795 (fold_builtin_unordered_cmp): Likewise.
26797 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26798 New functions split out from fold_builtin_1.
26799 (fold_builtin_n): New.
26800 (fold_builtin_varargs): New.
26801 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26803 (fold_call_expr): New.
26804 (build_function_call_expr): Rewrite to use new helper function.
26805 (fold_builtin_call_list): New.
26806 (build_call_expr): New.
26807 (fold_builtin_call_valist): New.
26808 (rewrite_call_expr): New.
26809 (validate_arg): New.
26810 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26811 of an arglist. Change return type to bool. Use new CALL_EXPR
26814 (fold_builtin_strstr): Pass call arguments individually instead
26815 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26816 accessors and constructors. Return NULL_TREE instead of 0.
26817 (fold_builtin_strchr): Likewise.
26818 (fold_builtin_strrchr): Likewise.
26819 (fold_builtin_strpbrk): Likewise.
26820 (fold_builtin_strcat): Likewise.
26821 (fold_builtin_strncat): Likewise.
26822 (fold_builtin_strspn): Likewise.
26823 (fold_builtin_strcspn): Likewise.
26824 (fold_builtin_fputs): Likewise.
26825 (fold_builtin_next_arg): Likewise.
26826 (fold_builtin_sprintf): Likewise.
26828 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26829 NULL_RTX instead of 0.
26830 (expand_builtin_memory_chk): Likewise.
26831 (maybe_emit_chk_warning): Likewise.
26832 (maybe_emit_sprintf_chk_warning): Likewise.
26834 (fold_builtin_object_size): Pass call arguments individually instead
26835 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26836 accessors and constructors. Return NULL_TREE instead of 0.
26837 (fold_builtin_memory_chk): Likewise.
26838 (fold_builtin_stxcpy_chk): Likewise.
26839 (fold_builtin_strncpy_chk): Likewise.
26840 (fold_builtin_strcat_chk): Likewise.
26841 (fold_builtin_strcat_chk): Likewise.
26842 (fold_builtin_strncat_chk): Likewise.
26843 (fold_builtin_sprintf_chk): Likewise.
26844 (fold_builtin_snprintf_chk): Likewise.
26845 (fold_builtin_printf): Likewise.
26846 (fold_builtin_vprintf): Likewise.
26848 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26850 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26851 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26852 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26853 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26854 (fold_unary): Likewise.
26855 (fold_binary): Likewise.
26856 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26857 ternary expressions.
26858 (fold): Add logic for tcc_vl_exp.
26859 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26860 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26861 (fold_build3_stat): Add assertion to flag broken interface for
26862 constructing CALL_EXPRs.
26863 (fold_build_call_list): New.
26864 (fold_build_call_list_initializer): New.
26865 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26867 (fold_strip_sign_ops): Likewise.
26869 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26870 Brooks Moses <brooks.moses@codesourcery.com>
26871 Lee Millward <lee.millward@codesourcery.com>
26873 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26874 accessors and dump arguments explicitly.
26876 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26878 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26880 (print_call_name): Use new CALL_EXPR accessors.
26882 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26883 CALL_EXPR arguments explicitly instead of as a list. Use
26884 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26886 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26887 (vrp_visit_stmt): Likewise.
26889 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26890 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26892 (force_move_till_expr): Likewise.
26894 * targhooks.c (default_external_stack_protect_fail): Use
26895 build_call_expr instead of build_function_call_expr.
26896 (default_hidden_stack_protect_fail): Likewise.
26898 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26901 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26902 and walk arguments explicitly.
26904 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26905 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26906 (expand_simple_operations): Likewise.
26907 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26909 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26910 of TREE_CODE_LENGTH.
26911 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26913 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26914 instead of TREE_CODE_LENGTH.
26916 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26917 (tree_ic_transform): Likewise.
26918 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26919 parameter instead of arglist. Fix callers.
26920 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26921 (tree_stringops_transform): Likewise.
26922 (tree_indirect_call_to_profile): Likewise.
26923 (tree_stringops_values_to_profile): Likewise.
26925 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26926 (eliminate_tail_call): Likewise.
26928 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26930 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26931 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26933 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26935 * omp-low.c (build_omp_barrier): Use build_call_expr.
26936 (lower_rec_input_clauses): Likewise.
26937 (lower_reduction_clauses): Likewise.
26938 (expand_parallel_call): Likewise.
26939 (maybe_catch_exception): Likewise.
26940 (expand_omp_for_generic): Likewise.
26941 (expand_omp_for_static_nochunk): Likewise.
26942 (expand_omp_sections): Likewise.
26943 (lower_omp_single_simple): Likewise.
26944 (lower_omp_single_copy): Likewise.
26945 (lower_omp_master): Likewise.
26946 (lower_omp_ordered): Likewise.
26947 (lower_omp_critical): Likewise.
26949 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26950 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26952 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26953 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26954 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26956 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26957 and generalize to handle any number of operands.
26958 (chrec_contains_undetermined): Likewise.
26959 (tree_contains_chrecs): Likewise.
26960 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26962 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26964 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26965 fold_call_expr instead of fold_builtin.
26966 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26967 match declarations there.
26968 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26971 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26972 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26974 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26975 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26977 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26980 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26981 (execute_cse_sincos): Use new CALL_EXPR accessors.
26983 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26985 * gimple-low.c (lower_function_body): Use build_call_expr.
26986 (lower_builtin_setjmp): Likewise.
26988 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26989 (set_storage_via_libcall): Likewise.
26990 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26991 instead of TREE_CODE_LENGTH.
26992 (expand_expr_real_1): Use new CALL_EXPR accessors.
26994 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26995 generalize to handle any number of operands.
26996 (TB_parent_eq): Likewise.
26998 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26999 (strip_builtin_expect): Likewise.
27001 * function.c (gimplify_parameters): Use build_call_expr.
27003 * tree-vectorizer.c (vect_is_simple_reduction): Use
27004 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27006 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27007 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27009 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27012 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27013 (gimplify_decl_expr): Likewise.
27014 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27015 Use new CALL_EXPR iterators.
27016 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27017 (gimplify_modify_expr_to_memset): Likewise.
27018 (gimplify_variable_sized_compare): Likewise.
27019 (gimplify_omp_atomic_fetch_op): Likewise.
27020 (gimplify_omp_atomic_pipeline): Likewise.
27021 (gimplify_omp_atomic_mutex): Likewise.
27022 (gimplify_function_tree): Likewise.
27024 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27025 (call_expr_flags): Likewise.
27026 (expand_call): Likewise.
27028 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27029 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27032 * coverage.c (create_coverage): Use build_call_expr.
27034 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27035 (temp_call_expr_obstack): New.
27036 (pool_copy_list): Delete.
27037 (temp_copy_call_expr): New.
27038 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27039 CALL_EXPR accessors. Get rid of special goo for copying argument
27040 lists and use temp_copy_call_expr instead.
27041 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27042 CALL_EXPR accessors.
27043 (create_expression_by_pieces): Likewise. Use build_call_array
27044 to construct the result instead of fold_build3.
27045 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27046 dealing with argument lists.
27047 (init_pre): Remove references to expression_node_pool and
27048 list_node_pool. Init temp_call_expr_obstack instead.
27049 (fini_pre): Remove references to expression_node_pool and
27052 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27053 and walk arguments explicitly instead of as a list.
27055 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27056 (mx_register_decls): Likewise.
27057 (mudflap_register_call): Likewise.
27058 (mudflap_finish_file): Likewise.
27060 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27061 (ipa_callsite_compute_param): Likewise.
27063 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27064 accessors and constructor.
27066 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27067 accessors and constructor.
27068 (convert_tramp_reference): Likewise.
27069 (convert_call_expr): Likewise.
27070 (finalize_nesting_tree_1): Likewise.
27072 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27075 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27077 * tree-inline.c (initialize_inlined_parameters): Pass entire
27078 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27080 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27081 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27083 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27084 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27085 (vectorizable_reduction): Likewise.
27086 (vectorizable_call): Use new CALL_EXPR iterators.
27087 (vectorizable_conversion): Use build_call_expr.
27088 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27089 (vect_gen_widened_results_half): Use build_call_expr.
27090 (vect_setup_realignment): Likewise.
27091 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27093 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27094 (pass_through_call): Likewise.
27095 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27098 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27099 (tree_gen_pow2_profiler): Likewise.
27100 (tree_gen_one_value_profiler): Likewise.
27101 (tree_gen_ic_func_profiler): Likewise.
27102 (tree_gen_average_profiler): Likewise.
27103 (tree_gen_ior_profiler): Likewise.
27105 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27106 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27107 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27109 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27110 of TREE_CODE_LENGTH.
27112 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27113 of TREE_CODE_LENGTH.
27115 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27117 (convert_to_integer): Likewise.
27119 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27122 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27123 Brooks Moses <brooks.moses@codesourcery.com>
27124 Lee Millward <lee.millward@codesourcery.com>
27126 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27128 * config/frv/frv.c (frv_expand_builtin): Likewise.
27129 * config/s390/s390.c (s390_expand_builtin): Likewise.
27131 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27132 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27134 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27135 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27136 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27137 (ix86_expand_store_builtin): Likewise.
27138 (ix86_expand_unop_builtin): Likewise.
27139 (ix86_expand_unop1_builtin): Likewise.
27140 (ix86_expand_sse_compare): Likewise.
27141 (ix86_expand_sse_comi): Likewise.
27142 (ix86_expand_vec_init_builtin): Likewise.
27143 (ix86_expand_vec_ext_builtin): Likewise.
27144 (ix86_expand_vec_set_builtin): Likewise.
27145 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27147 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27148 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27150 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27151 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27152 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27154 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27156 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27157 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27158 arglist. Use new CALL_EXPR accessors. Fix callers.
27159 (altivec_expand_abs_builtin): Likewise.
27160 (rs6000_expand_binop_builtin): Likewise.
27161 (altivec_expand_predicate_builtin): Likewise.
27162 (altivec_expand_lv_builtin): Likewise.
27163 (spe_expand_stv_builtin): Likewise.
27164 (altivec_expand_stv_builtin): Likewise.
27165 (rs6000_expand_ternop_builtin): Likewise.
27166 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27167 (altivec_expand_st_builtin): Likewise.
27168 (altivec_expand_dst_builtin): Likewise.
27169 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27170 arglist. Use new CALL_EXPR accessors. Fix callers.
27171 (altivec_expand_vec_set_builtin): Likewise.
27172 (altivec_expand_vec_ext_builtin): Likewise.
27173 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27174 (spe_expand_builtin): Likewise.
27175 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27176 arglist. Use new CALL_EXPR accessors. Fix callers.
27177 (spe_expand_evsel_builtin): Likewise.
27178 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27179 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27181 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27182 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27183 (arm_expand_unop_builtin): Likewise.
27184 (arm_expand_builtin): Use new CALL_EXPR accessors.
27186 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27189 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27190 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27192 (bfin_expand_unop_builtin): Likewise.
27193 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27195 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27196 Brooks Moses <brooks.moses@codesourcery.com>
27197 Lee Millward <lee.millward@codesourcery.com>
27199 * c-semantics.c (build_stmt): Add internal diagnostic check.
27201 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27202 accessors. Print arguments explicitly instead of as a list.
27204 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27206 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27207 (c_finish_omp_flish): Likewise.
27209 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27210 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27211 instead of TREE_CODE_LENGTH.
27212 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27213 (c_warn_unused_result): Likewise.
27215 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27218 * doc/invoke.texi (Warning Options): Remove
27219 -Werror-implicit-function-declaration.
27220 (Wimplicit-function-declaration): Update description.
27221 * opts.c (common_handle_option): Move handling of -Werror=* to...
27222 (enable_warning_as_error): ...here.
27223 * opts.h (enable_warning_as_error): Declare.
27224 * c-decl.c (implicit_decl_warning): Unless
27225 -Wno-implicit-function-declaration is given, emit a pedwarn if
27226 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27227 * c.opt (Wimplicit-function-declaration): Replace
27228 mesg_implicit_function_declaration with
27229 warn_implicit_function_declaration.
27230 * c-opts.c (c_common_handle_option):
27231 -Werror-implicit-function-declaration is exactly equal as
27232 -Werror=implicit-function-declaration.
27233 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27234 warn_implicit_function_declaration.
27235 (c_common_post_options): -Wimplict-function-declaration is enabled
27236 by default by -std=c99, otherwise is disabled by default.
27237 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27239 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27241 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27242 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27243 former is ignored but not the latter.
27245 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27247 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27248 is made and the reference doesn't use the alias set of its type,
27249 do not create the temporary using that type.
27251 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27253 * jump.c: Remove prototypes for delete_computation and
27254 delete_prior_computation.
27256 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27258 * jump.c (get_label_after): Delete.
27259 (get_label_before, delete_computation, delete_jump,
27260 delete_prior_computation, follow_jumps): Move...
27261 * reorg.c (delete_computation, delete_prior_computation): ... here...
27262 (get_label_before, delete_jump): ... making these static ...
27263 (follow_jumps): ... and simplifying this since it only runs after
27265 * rtl.h (get_label_after, get_label_before, delete_jump,
27266 follow_jumps): Delete prototypes.
27268 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27270 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27272 2007-02-15 Nick Clifton <nickc@redhat.com>
27274 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27275 order to prevent it from being munged by the target.
27277 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27279 * config/i386/i386.md: Remove misleading comment.
27281 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27283 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27284 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27287 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27289 * tree-sra.c (instantiate_missing_elements): Canonicalize
27291 (sra_build_assignment): New.
27292 (generate_copy_inout, generate_element_copy,
27293 generate_element_zero, generate_one_element_init): Use it.
27295 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27297 * tree-sra.c (instantiate_missing_elements): Canonicalize
27299 (sra_build_assignment): New.
27300 (generate_copy_inout, generate_element_copy,
27301 generate_element_zero, generate_one_element_init): Use it.
27303 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27305 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27308 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27310 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27311 types as aggregates not scalars.
27312 * function.c (assign_stack_temp_for_type): Likewise.
27314 2007-02-14 Roger Sayle <roger@eyesopen.com>
27315 Zdenek Dvorak <dvorakz@suse.cz>
27317 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27320 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27322 * passes.c (next_pass_1): Clear the next field of the copied
27325 2007-02-14 Richard Henderson <rth@redhat.com>
27327 * tree-sra.c (early_sra): New.
27328 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27329 (tree_sra_early, pass_sra_early): New.
27330 * tree-pass.h (pass_sra_early): Declare.
27331 * passes.c (init_optimization_passes): Use it.
27333 2007-02-14 Richard Guenther <rguenther@suse.de>
27335 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27337 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27339 PR tree-optimization/30771
27340 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27342 (vect_analyze_operations): Induction phis can now be marked as
27344 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27345 Update documentation accordingly.
27347 2007-02-14 Nick Clifton <nickc@redhat.com>
27349 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27350 most 3 arguments are supported.
27351 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27353 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27355 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27356 Ensure dst->current is valid.
27358 2007-02-13 Paul Brook <paul@codesourcery.com>
27360 * config.gcc: Add arm*-*-uclinux-*eabi.
27361 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27362 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27363 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27364 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27365 (LINK_SPEC): Define.
27366 (LIB_SPEC): Define.
27367 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27369 * config/arm/uclinux-eabi.h: New file.
27370 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27371 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27374 2007-02-13 Ian Lance Taylor <iant@google.com>
27376 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27377 * flags.h (warn_strict_overflow): Declare.
27378 (enum warn_strict_overflow_code): Define.
27379 (issue_strict_overflow_warning): New static inline function.
27380 * opts.c (warn_strict_overflow): New variable.
27381 (common_handle_option): Handle OPT_Wstrict_overflow and
27382 OPT_Wstrict_overflow_.
27383 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27385 * fold-const.c: Include intl.h.
27386 (fold_deferring_overflow_warnings): New static variable.
27387 (fold_deferred_overflow_warning): New static variable.
27388 (fold_deferred_overflow_code): New static variable.
27389 (fold_defer_overflow_warnings): New function.
27390 (fold_undefer_overflow_warnings): New function.
27391 (fold_undefer_and_ignore_overflow_warnings): New function.
27392 (fold_deferring_overflow_warnings_p): New function.
27393 (fold_overflow_warning): New static function.
27394 (make_range): Add strict_overflow_p parameter. Change all
27396 (extract_muldiv, extract_muldiv_1): Likewise.
27397 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27398 tree_expr_nonnegative_p.
27399 (fold_negate_expr): Call fold_overflow_warning.
27400 (fold_range_test): Likewise.
27401 (fold_comparison): Likewise.
27402 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27403 instead of tree_expr_nonnegative_p.
27404 (tree_expr_nonnegative_warnv_p): Rename from
27405 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27406 (tree_expr_nonnegative_p): New function.
27407 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27408 strict_overflow_p parameter.
27409 (tree_expr_nonzero_p): New function.
27410 * passes.c (verify_interpass_invariants): New static function.
27411 (execute_one_pass): Call it.
27412 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27414 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27415 (estimate_numbers_of_iterations): Likewise.
27416 (scev_probably_wraps_p): Likewise.
27417 * tree-ssa-ccp.c: Include "toplev.h".
27418 (evaluate_stmt): Defer fold overflow warnings until we know we are
27420 (struct fold_stmt_r_data): Add stmt field.
27421 (fold_stmt_r): Defer fold overflow warnings until we know we
27423 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27424 (fold_stmt_inplace): Likewise.
27425 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27426 (cleanup_control_expr_graph): Defer fold overflow warnings until
27427 we know we are going to optimize.
27428 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27429 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27431 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27432 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27433 * tree-ssa-loop-manip.c (create_iv): Likewise.
27434 * c-typeck.c (build_conditional_expr): Likewise.
27435 (build_binary_op): Likewise.
27436 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27437 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27438 (extract_range_from_unary_expr): Likewise.
27439 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27440 assuming that signed overflow does not occur.
27441 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27442 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27443 (fold_defer_overflow_warnings): Declare.
27444 (fold_undefer_overflow_warnings): Declare.
27445 (fold_undefer_and_ignore_overflow_warnings): Declare.
27446 (fold_deferring_overflow_warnings_p): Declare.
27447 (tree_expr_nonzero_warnv_p): Declare.
27448 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27449 of warning options.
27450 (Warning Options): Document -Wstrict-overflow.
27451 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27452 (tree-ssa-ccp.o): Likewise.
27453 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27454 (fold-const.o): Depend on intl.h.
27456 2007-02-13 Ian Lance Taylor <iant@google.com>
27458 PR middle-end/30751
27459 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27462 2007-02-13 Stuart Hastings <stuart@apple.com>
27464 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27466 2007-02-13 Richard Henderson <rth@redhat.com>
27468 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27469 handled_component_p before looking for the indirect_ref.
27471 2007-02-13 Richard Henderson <rth@redhat.com>
27473 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27474 remove flags clobber.
27475 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27476 (bswaphi_lowpart): New.
27477 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27478 remove TARGET_BSWAP test. Delete expander of the same name.
27480 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27481 (expand_unop): Use them.
27483 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27485 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27486 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27487 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27488 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27489 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27490 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27491 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27492 assembler dialect choice from asm templates.
27494 2007-02-12 Richard Henderson <rth@redhat.com>
27496 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27497 (fixuns_trunc<SSEMODEF>si2): Use it.
27498 * config/i386/sse.md (vec_setv4sf_0): Export.
27499 * config/i386/i386.c (ix86_build_const_vector): Export.
27500 (ix86_split_convert_uns_si_sse): Rename from
27501 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27502 * config/i386/i386-protos.h: Update.
27504 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27507 * c-typeck.c (c_finish_return): Improve warning message.
27509 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27511 * alias.c (find_symbolic_term): Delete unused function.
27513 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27515 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27516 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27517 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27519 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27521 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27522 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27523 the function, temporarily point the debug interface to the null one.
27525 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27527 * dwarf2out.c (round_up_to_align): New static function.
27528 (field_byte_offset): Use it to round the offset.
27530 2007-02-12 Richard Henderson <rth@redhat.com>
27532 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27533 (inswl_const): Export.
27535 2007-02-12 Richard Henderson <rth@redhat.com>
27537 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27538 result mode of the libcall, convert back to outmode.
27540 2007-02-12 Roger Sayle <roger@eyesopen.com>
27542 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27543 (bswapdi2): New define_expand to implement 32-bit implementation.
27545 2007-02-12 Nick Clifton <nickc@redhat.com>
27547 * doc/invoke.texi (Overall Options): Document --help=.
27548 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27549 (cc1_options): Pass --help= on to cc1.
27550 (display_help): Add description of --help=.
27551 (process_command): Add code to handle --help=. Allow translated
27552 --help and --target-help switches to be passed on to compiler
27554 (main): Remove unused if statement.
27555 * opts.c (columns): Remove.
27556 (LEFT_COLUMN): Define.
27557 (wrap_help): Add columns argument.
27558 (print_filtered_help): Change parameters to be an include bitmask,
27559 an exclude bitmask, an any bitmask and the column width. Move the
27560 code to display the params list here. Add code to display the
27561 status of options rather than their descriptions if the quiet flag
27563 (print_specific_help): Change parameters to be an include bitmask,
27564 an exclude bitmask and an any bitmask. Move code to look up the
27565 column width here. Decide upon the title for an options listing.
27566 (common_handle_options): Add code to handle --help=. Adapt code
27567 for --help and --target-help to use the revised form of the
27568 print_specific_help function.
27569 (print_help): Delete.
27570 (print_param_help): Delete.
27571 (print_switch): Delete.
27572 * opts.h (cl_lang_count): Add prototype.
27573 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27574 CL_MAX_OPTION_CLASS): New defines.
27575 * optc-gen.awk: Add construction of cl_lang_count.
27576 * c.opt: Add Warning attribute to warning options and Optimization
27577 attribute to optimization options.
27578 * common.opt: Likewise.
27580 Add -fhelp and -ftarget-help as aliases for the transformed --help
27581 and --target-help options.
27582 * opt-functions.awk: Add code to handle Warning and Optimization
27585 2007-02-12 Richard Henderson <rth@redhat.com>
27587 * config/alpha/constraints.md: New file.
27588 * config/alpha/alpha.c: Include tm-constrs.h.
27589 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27590 alpha_extra_constraint): Remove.
27591 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27592 * config/alpha/alpha-protos.h: Update.
27593 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27594 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27595 (EXTRA_CONSTRAINT): Remove.
27596 * config/alpha/alpha.md: Include constraints.md.
27597 (adddi splitter): Use satisfies_constraint_*.
27598 * config/alpha/predicates.md (add_operand): Likewise.
27599 (sext_add_operand, addition_operation): Likewise.
27601 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27603 PR tree-optimization/29145
27604 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27605 in our handling of restrict qualified pointers.
27607 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27610 * doc/invoke.texi (Wunused-value): Update description.
27611 (Wextra): Delete item.
27612 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27613 value of Wunused-value.
27614 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27615 (c_finish_stmt_expr): Don't check extra_warnings.
27616 (emit_side_effect_warnings): The caller is responsible to check
27619 2007-02-11 Roger Sayle <roger@eyesopen.com>
27620 Matt Thomas <matt@3am-software.com>
27622 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27624 2007-02-11 Roger Sayle <roger@eyesopen.com>
27626 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27627 comparisons of POPCOUNT against zero.
27628 (simplify_const_relational_operation): Likewise.
27630 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27632 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27634 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27636 * dwarf2out.c (root_type): Delete unused function.
27638 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27640 * genattrtab.c (contained_in_p): Delete unused function.
27641 (write_expr_attr_cache): Likewise.
27643 2007-02-11 Jan Hubicka <jh@suse.cz>
27645 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27648 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27650 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27651 to add the REG_EQ* note.
27652 * see.c (see_merge_one_use_extension): Likewise.
27653 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27654 turn REG_EQUAL notes into REG_EQUIV notes if the target
27655 register may have more than one set.
27656 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27657 * gcse.c (try_replace_reg): Likewise.
27658 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27659 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27660 more than one REG_EQUIV note.
27661 * reload1.c (gen_reload): Use set_unique_reg_note.
27663 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27665 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27666 (ix86_builtin_conversion): New function.
27668 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27671 * tree.h (DECL_REPLACEABLE_P): New macro.
27672 * except.c (set_nothrow_function_flags): Likewise.
27674 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27675 Ira Rosen <irar@il.ibm.com>
27676 Dorit Nuzman <dorit@il.ibm.com>
27678 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27679 * targhooks.c (default_builtin_vectorized_conversion): New.
27680 * targhooks.h (default_builtin_vectorized_function): New declaration.
27681 * target.h (struct vectorize): Add builtin_conversion field.
27682 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27683 stmt_vec_info_type value.
27684 (vectorizable_conversion): New declaration.
27685 * tree-vect-analyze.c (vect_analyze_operations): Add
27686 vectorizable_conversion call.
27687 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27688 * tree-vect-transform.c (vectorizable_conversion): New function.
27689 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27690 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27692 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27693 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27694 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27695 or ALTIVEC_BUILTIN_VCFSX.
27697 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27700 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27701 CONST_DOUBLE and operand 0 is a hard register.
27702 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27703 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27704 is a hard floating-point register.
27706 2007-02-10 Richard Henderson <rth@redhat.com>
27707 Jakub Jelinek <jakub@redhat.com>
27708 Alexandre Oliva <aoliva@redhat.com>
27710 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27711 * builtin-types.def (BT_WORD): Make unsigned.
27712 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27713 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27714 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27715 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27716 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27717 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27719 * expr.c (emutls_var_address): New.
27720 (expand_expr_real_1): Expand emulated tls.
27721 (expand_expr_addr_expr_1): Likewise.
27722 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27723 * output.h (emutls_finish): Declare.
27724 * toplev.c (compile_file): Call it.
27725 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27726 address before wrapping in CONST.
27727 * varasm.c (emutls_htab, emutls_object_type): New.
27728 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27729 (get_emutls_object_name, get_emutls_object_type): New.
27730 (get_emutls_init_templ_addr, emutls_decl): New.
27731 (emutls_common_1, emutls_finish): New.
27732 (assemble_variable): When emulating tls, swap decls; generate
27733 constructor for the emutls objects.
27734 (do_assemble_alias): When emulating tls, swap decl and target name.
27735 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27737 * varpool.c (decide_is_variable_needed): Look at force_output.
27738 Recurse for emulated tls.
27739 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27740 with decide_is_variable_needed.
27741 * emutls.c: New file.
27742 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27743 tls_object for real tls.
27745 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27747 PR rtl-optimization/29599
27748 * reload1.c (eliminate_regs_in_insn): Take the destination
27749 mode into account when computing the offset.
27751 2007-02-09 Stuart Hastings <stuart@apple.com>
27752 Richard Henderson <rth@redhat.com>
27754 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27755 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27756 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27757 fixuns_truncdfhi2): New.
27758 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27759 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27760 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27761 (floatunssidf2): Allow nonimmediate source.
27762 * config/i386/sse.md (movdi_to_sse): New.
27763 (vec_concatv2di): Drop '*'.
27764 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27765 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27766 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27768 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27769 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27770 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27771 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27772 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27773 ix86_build_const_vector.
27774 (x86_emit_floatuns): Rewrite.
27776 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27778 * genautomata.c (longest_path_length): Delete unused function.
27779 (struct state): Delete unused longest_path_length.
27780 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27781 (get_free_state): Delete unused.
27783 2007-02-09 Jan Hubicka <jh@suse.cz>
27785 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27786 * doc/invoke.texi (inline-unit-growth): Update default value.
27788 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27789 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27790 (rebuild_cgraph_edges): Likewise.
27791 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27792 (dump_cgraph_node): Dump frequencies.
27793 (cgraph_clone_edge): Add frequency scales.
27794 (cgraph_clone_node): Add freuqnecy.
27795 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27796 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27797 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27798 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27799 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27800 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27801 (save_inline_function_body): Likewise.
27802 * ipa-inline.c: inluce rtl.h
27803 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27804 (cgraph_edge_badness): Use frequencies.
27805 (cgraph_decide_recursive_inlining): Update clonning.
27806 (cgraph_decide_inlining_of_small_function): Dump frequency.
27807 * predict.c (estimate_bb_frequencies): Export.
27808 * predict.h (estimate_bb_frequencies): Declare.
27809 * tree-inline.c (copy_bb): Watch overflows.
27810 (expand_call_inline): Update call of cgraph_create_edge.
27811 (optimize_inline_calls): Use TODO flags to update frequnecies.
27812 * passes.h: Include predict.h
27813 (init_optimization_passes): Move profile ahead.
27814 (execute_function_todo): Handle TODO_rebuild_frequencies.
27816 2007-02-09 Roger Sayle <roger@eyesopen.com>
27818 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27819 the insbl or inswl pattern into a register.
27821 2007-02-09 Roger Sayle <roger@eyesopen.com>
27823 * config/ia64/ia64.md (bswapdi2): New define_insn.
27825 2007-02-09 Richard Henderson <rth@redhat.com>
27827 * config/i386/constraints.md (Ym): New constraint.
27828 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27829 (movdi_1_rex64): Split sse and xmm general register moves from
27830 memory move alternatives. Use conditional register constraints.
27831 (movsf_1, movdf_integer): Likewise.
27832 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27833 (movdf_integer_rex64): New.
27834 (pushsf_rex64): Fix output constraints.
27835 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27836 (sse2_stored): Likewise.
27837 (sse2_storeq_rex64): New.
27838 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27839 amd and not generic.
27840 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27841 for optimize_size. Remove SF/DFmode hack.
27843 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27845 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27848 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27849 Richard Sandiford <richard@codesourcery.com>
27851 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27852 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27853 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27854 m68k/t-mlib to tmake_file.
27855 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27856 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27857 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27858 Allow it to be cf or m68k. Set m68k_arch_family. If that
27859 variable is not empty, add t-$m68k_arch_family to tmake_file.
27860 Add t-mlibs to tmake_file.
27861 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27862 * config/m68k/t-cf: New file.
27863 * config/m68k/t-m68k: Likewise.
27864 * config/m68k/t-mlibs: Likewise.
27865 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27866 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27867 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27868 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27869 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27871 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27872 (INSTALL_LIBGCC): Delete.
27873 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27874 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27875 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27876 (M68K_MLIB_CPU): Define.
27877 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27878 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27879 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27881 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27882 Richard Guenther <rguenther@suse.de>
27884 PR middle-end/23361
27885 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27886 against INT_MIN/INT_MAX.
27887 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27888 file if a loop is removed.
27890 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27892 * calls.c (store_one_arg): Pass correct alignment to
27893 emit_push_insn for non-BLKmode values.
27894 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27895 unaligned stack slot via a suitably aligned slot.
27897 2007-02-08 DJ Delorie <dj@redhat.com>
27899 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27901 (legal_subregs): Use unsigned char, make const.
27902 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27904 2007-02-08 Paul Brook <paul@codesourcery.com>
27906 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27907 special interworking needed.
27909 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27911 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27912 conditional to __SSE2__.
27913 (Entries below should have been added to first ChangeLog
27914 entry for amdfam10 dated 2007-02-05)
27915 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27917 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27919 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27922 2007-02-08 DJ Delorie <dj@redhat.com>
27924 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27925 * config/m32c/m32c.c (legal_subregs): New.
27926 (m32c_illegal_subreg_p): New.
27927 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27928 unsupported subregs of hard regs.
27930 2007-02-08 Jan Hubicka <jh@suse.cz>
27932 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27933 the same one; always update histograms.
27935 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27937 * passes.c (init_optimization_passes): Tidy comment.
27939 2007-02-08 Roger Sayle <roger@eyesopen.com>
27941 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27942 strip zero_extend, bswap and rotates from POCOUNT's argument.
27943 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27944 zero_extend and rotates from PARITY's argument.
27945 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27946 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27947 of an integer constant at compile-time.
27949 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27952 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27954 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27957 * tree-ssa-live.c (remove_unused_locals): Do not remove
27958 TREE_ADDRESSABLE variables.
27959 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27960 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27961 FOR_CLOBBER. Update all users.
27962 If VAR has an associated alias set, add a virtual operand for
27963 it if no alias is found to conflict with the memory reference.
27965 2007-02-07 Jan Hubicka <jh@suse.cz>
27966 Robert Kidd <rkidd@crhc.uiuc.edu>
27968 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27970 2007-02-07 Ian Lance Taylor <iant@google.com>
27972 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27974 2007-02-07 Roger Sayle <roger@eyesopen.com>
27976 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27977 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27978 tablejumpdi, movsi_to_cr_one): Remove constraints from
27979 define_expand's match_operands.
27981 2007-02-07 Roger Sayle <roger@eyesopen.com>
27983 * global.c (compute_regsets): Move declatation of "i" inside of
27984 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27986 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27989 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27990 of INDIRECT_REF <RESULT_DECL>.
27992 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27994 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27995 Kaz Kojima <kkojima@gcc.gnu.org>
27998 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28000 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28002 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28004 * doc/loop.texi: Document possibility not to perform disambiguation
28005 of loops with multiple latches.
28006 * cfgloopmanip.c (alp_enum_p): Removed.
28007 (add_loop): Handle subloops. Use get_loop_body_with_size.
28008 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28009 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28010 the new forwarder block.
28011 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28012 Handle the case latch is NULL.
28013 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28014 modifications when marking loop exits.
28015 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28017 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28018 disambiguate_loops_with_multiple_latches.
28019 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28020 before fix_loop_structure.
28021 * cfgloop.c: Include pointer-set.h and output.h.
28022 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28023 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28024 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28025 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28026 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28027 disambiguate_multiple_latches, get_loop_body_with_size,
28028 disambiguate_loops_with_multiple_latches): New functions.
28029 (flow_loop_dump): Dump multiple latch edges.
28030 (flow_loop_nodes_find): Handle loops with multiple latches.
28031 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28032 (glb_enum_p): Modified.
28033 (get_loop_body): Use get_loop_body_with_size.
28034 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28035 (AVOID_CFG_MODIFICATIONS): New constant.
28036 (disambiguate_loops_with_multiple_latches, add_loop,
28037 get_loop_body_with_size): Declare.
28038 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28040 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28042 PR inline-asm/28686
28043 * global.c (compute_regsets): New function.
28044 (global_alloc): Refactored ELIMINABLE_REGSET
28045 and NO_GLOBAL_ALLOC_REGS computation out.
28046 (rest_of_handle_global_alloc): Call compute_regsets()
28047 for non-optimizing case.
28049 2007-02-06 Richard Henderson <rth@redhat.com>
28051 * config/i386/constraints.md (Y2): Rename from Y.
28052 (Yi): New constraint.
28053 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28054 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28055 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28056 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28057 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28058 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28059 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28060 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28061 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28062 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28063 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28064 vec_extractv2si_1): Change Y constraints to Y2.
28065 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28066 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28067 Change Y constraints to Y2.
28068 (sse2_loadld): Change Y constraints to x.
28070 2007-02-06 Roger Sayle <roger@eyesopen.com>
28072 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28073 (parity<mode>2): New define_expand using rs6000_emit_parity.
28074 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28075 rs6000_emit_parity): New functions.
28076 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28077 rs6000_emit_parity): Prototype here.
28079 2007-02-06 Ian Lance Taylor <iant@google.com>
28081 * lower-subreg.c (simple_move_operand): Reject CONST.
28082 (resolve_clobber): Call validate_change rather than directly
28083 assigning to XEXP (pat, 0).
28085 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28087 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28088 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28089 (tree-cfg.o): Remove hashtab.h dependency.
28091 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28092 (struct ivopts_data): Change niters to pointer_map_t.
28093 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28094 (niter_for_exit): Create pointer_map on demand. Change for
28096 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28097 (free_loop_data): Destroy data->niters if created and reset field.
28098 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28099 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28101 * tree-ssa-reassoc.c: Include pointer-set.h.
28102 (bb_rank): Change to long *.
28103 (operand_rank): Change to pointer_map_t.
28104 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28105 (insert_operand_rank): Accept long.
28106 (operand_entry_hash, operand_entry_eq): Remove.
28107 (get_rank): Return long. Adjust for changes above.
28108 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28110 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28112 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28113 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28114 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28116 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28117 directly since it cannot be NULL.
28118 (get_vi_for_tree): Rewrite for pointer_map API.
28119 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28120 (init_alias_vars): Create vi_for_tree as pointer_map.
28121 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28123 * tree-cfg.c: Don't include hashtab.h.
28124 (edge_to_cases): Declare as pointer_map.
28125 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28127 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28128 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28129 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28131 (record_switch_edge): Delete.
28132 (get_cases_for_edge): Adjust for pointer_map API, inline
28133 record_switch_edge (rewritten for new API), remove goto.
28135 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28137 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28138 * tree-nested.c: Include pointer-set.h.
28139 (var_map_elt, var_map_eq, var_map_hash): Delete.
28140 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28141 to pointer_map_t's.
28142 (nesting_info_bitmap_obstack): New.
28143 (lookup_field_for_decl): Adjust for pointer_map API.
28144 (lookup_tramp_for_decl): Adjust for pointer_map API.
28145 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28146 (get_local_debug_decl): Adjust for pointer_map API.
28147 (convert_nl_goto_reference): Adjust for pointer_map API.
28148 (convert_nl_goto_receiver): Adjust for pointer_map API.
28149 (create_nesting_tree): Create outside GGC space. Create bitmap on
28150 the new obstack. Create field_map and var_map as pointer_maps.
28151 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28153 (lower_nested_functions): Move root here, no need to NULL it.
28154 Initialize and release the obstack.
28156 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28158 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28159 Remove prototypes and make them non-static.
28160 (struct tree_int_map): Remove.
28161 * tree.h (struct tree_int_map): Move here, turning TO into an
28163 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28165 * tree.h (TREE_COMPLEXITY): Remove.
28166 (struct tree_exp): Remove complexity field.
28167 * tree.c (build1_stat): Don't set it.
28169 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28170 Victor Kaplansky <victork@il.ibm.com>
28172 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28173 (vect_is_simple_reduction): Support reduction with induction as
28174 one of the operands.
28175 (vect_is_simple_iv_evolution): Fix formatting.
28176 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28177 formatting. Don't mark induction phis for vectorization.
28178 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28179 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28180 (vect_get_vec_def_for_operand): Support induction.
28181 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28183 (vectorizable_reduction): Support reduction with induction as one of
28185 (vectorizable_type_demotion): Use def-type of stmt argument rather
28186 than dummy def-type.
28188 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28189 flag_tree_scev_cprop.
28190 * common.opt (tree-scev-cprop): New flag.
28192 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28193 call to vect_get_new_vect_var.
28195 2007-02-06 Ira Rosen <irar@il.ibm.com>
28197 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28198 vectype is not NULL.
28199 (vect_pattern_recog_1): Likewise.
28201 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28203 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28204 (fold_negate_expr): Likewise.
28206 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28209 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28210 even if cv-qualification is the same.
28212 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28214 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28215 __enable_execute_stack on completion.
28217 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28219 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28220 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28221 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28222 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28223 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28224 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28225 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28226 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28228 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28230 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28231 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28232 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28233 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28234 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28235 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28236 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28237 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28238 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28239 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28240 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28241 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28242 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28243 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28244 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28245 sqrtextenddfxf2_i387): Added amdfam10_decode.
28247 * config/i386/athlon.md (athlon_idirect_amdfam10,
28248 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28249 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28250 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28251 athlon_ivector_store_amdfam10): New define_insn_reservation.
28252 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28255 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28257 * config/i386/athlon.md (athlon_call_amdfam10,
28258 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28259 define_insn_reservation.
28260 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28261 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28262 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28264 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28266 * config/i386/athlon.md (athlon_sseld_amdfam10,
28267 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28268 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28270 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28272 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28273 define_insn_reservation.
28274 * config/i386/i386.md (sseins): Added sseins to define_attr type
28275 and define_attr unit.
28276 * config/i386/sse.md: Set type attribute to sseins for insertq
28279 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28281 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28282 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28283 ssecomi_load_amdfam10, ssecomi_amdfam10,
28284 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28285 define_insn_reservation.
28286 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28288 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28290 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28291 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28292 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28293 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28294 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28295 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28296 define_insn_reservation.
28298 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28299 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28300 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28301 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28302 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28306 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28307 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28308 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28309 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28310 athlon_ssemul_load_k8): Added amdfam10.
28312 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28314 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28315 (x86_sse_unaligned_move_optimal): New variable.
28317 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28319 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28320 for unaligned vector SSE double/single precision loads for AMDFAM10.
28322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28324 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28325 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28326 Define TARGET_CPU_DEFAULT_amdfam10.
28327 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28328 (processor_type): Add PROCESSOR_AMDFAM10.
28330 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28331 processor_type in config/i386/i386.h.
28332 Enable imul peepholes for TARGET_AMDFAM10.
28334 * config.gcc: Add support for --with-cpu option for amdfam10.
28336 * config/i386/i386.c (amdfam10_cost): New variable.
28337 (m_AMDFAM10): New macro.
28338 (m_ATHLON_K8_AMDFAM10): New macro.
28339 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28340 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28341 x86_promote_QImode, x86_integer_DFmode_moves,
28342 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28343 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28344 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28345 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28346 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28347 Enable/disable for amdfam10.
28348 (override_options): Add amdfam10_cost to processor_target_table.
28349 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28350 processor_alias_table.
28351 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28352 (ix86_adjust_cost): Add code for amdfam10.
28354 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28356 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28357 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28358 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28359 * config/i386/i386.h: Add builtin definition for SSE4A.
28360 * config/i386/i386.md: Add support for ABM instructions
28361 (popcnt and lzcnt).
28362 * config/i386/sse.md: Add support for SSE4A instructions
28363 (movntss, movntsd, extrq, insertq).
28364 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28365 Add -march=amdfam10 flag.
28366 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28367 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28369 * doc/extend.texi: Add documentation for SSE4A builtins.
28371 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28373 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28375 2007-02-05 Richard Guenther <rguenther@suse.de>
28377 * tree-vectorizer.h (vectorizable_function): Add argument type
28378 argument, change return type.
28379 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28380 * tree-vect-transform.c (vectorizable_function): Handle extra
28381 argument, return vectorized function decl.
28382 (build_vectorized_function_call): Remove.
28383 (vectorizable_call): Handle calls with result and argument types
28384 differing. Handle loop vectorization factor correctly.
28385 * targhooks.c (default_builtin_vectorized_function): Adjust for
28387 * targhooks.h (default_builtin_vectorized_function): Likewise.
28388 * target.h (builtin_vectorized_function): Add argument type
28390 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28391 extra argument, allow vectorizing of lrintf.
28392 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28393 documentation of target hook.
28395 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28398 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28399 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28400 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28402 2007-02-05 Roger Sayle <roger@eyesopen.com>
28404 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28405 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28406 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28407 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28408 before canonicalizing sincos to cexpi.
28409 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28411 2007-02-05 Roger Sayle <roger@eyesopen.com>
28413 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28414 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28415 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28417 2007-02-05 Roger Sayle <roger@eyesopen.com>
28419 * mips-tfile.c (initialize_init_file): Correct endianness test.
28421 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28423 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28424 the 'y' constraint.
28426 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28428 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28429 saves in a PARALLEL before the register assignments.
28431 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28433 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28434 DWARF_FRAME_RETURN_COLUMN to be a general register.
28435 * dwarf2out.c (init_return_column_size): New function, split from...
28436 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28437 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28438 to be nongeneral registers.
28439 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28441 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28442 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28444 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28446 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28448 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28450 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28451 (remove_path): Use can_remove_branch_p and remove_branch instead
28452 of loop_delete_branch_edge.
28453 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28454 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28455 Update profile using scale_dominated_blocks_in_loop.
28456 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28457 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28458 (can_remove_branch_p, remove_branch): Declare.
28459 * tree-cfg.c (tree_can_remove_branch_p): New function.
28460 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28461 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28462 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28464 2007-02-05 Jan Hubicka <jh@suse.cz>
28466 PR middle-end/30696
28467 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28468 nodes in cgraph, don't remove offline copy of the function.
28470 2007-02-04 Jan Hubicka <jh@suse.cz>
28472 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28473 vectors might cause maybe_lookup_element_for_expr to be called
28474 on non-sra-candidate.
28476 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28478 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28479 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28480 spelling conventions.
28482 2007-02-04 Richard Guenther <rguenther@suse.de>
28484 PR middle-end/30636
28485 * fold-const.c (try_move_mult_to_index): Make sure to not
28486 overflow one dimension of a multi-dimensional array access.
28488 2007-02-04 Jan Hubicka <jh@suse.cz>
28490 * passes.c (init_optimization_passes): Reindent.
28492 2007-02-04 Jan Hubicka <jh@suse.cz>
28493 Eric Botcazou <ebotcazou@adacore.com>
28495 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28496 (execute_fixup_cfg): Break out the abnormal goto code.
28497 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28498 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28499 (optimize_inline_calls): Call make_nonlocal_label_edges.
28501 2007-02-04 Jan Hubicka <jh@suse.cz>
28503 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28504 true when something was changed.
28505 (rename_ssa_copies): When something was changed, do
28506 TODO_remove_unused_locals.
28507 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28508 add TODO_remove_unused_locals when instruction was removed.
28510 2007-02-04 Jan Hubicka <jh@suse.cz>
28512 * ipa-inline.c (try_inline): Improve debug output; work on already
28514 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28515 call try_inline for already inlined edges too when flattening;
28516 inline also functions that make callee growth but overall unit size
28519 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28521 * config/m32c/bitops.md, config/m32c/jump.md,
28522 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28523 config/m32r/m32r.h, config/m32r/m32r.md,
28524 config/m32r/predicates.md, config/m68hc11/larith.asm,
28525 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28526 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28527 config/mips/mips-protos.h, config/mips/mips.c,
28528 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28529 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28530 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28531 spelling conventions.
28533 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28534 Follow spelling conventions.
28536 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28538 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28539 warn about C++0x compatibility.
28541 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28543 * config/h8300/h8300.c, config/h8300/h8300.h,
28544 config/h8300/h8300.md: Follow spelling conventions.
28546 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28548 PR middle-end/30667
28549 * combine.c (try_combine): Do not substitute source operand
28550 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28552 2007-02-03 Jan Hubicka <jh@suse.cz>
28554 PR gcov-profile/30650
28555 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28556 do not divide by zero for never executed counters.
28557 (tree_find_values_to_profile): Fix counters.
28558 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28560 2007-02-03 Ian Lance Taylor <iant@google.com>
28562 * lower-subreg.c (simple_move_operand): New static function,
28563 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28565 (simple_move): Call simple_move_operand.
28566 (find_decomposable_subregs): Add special handling of MEMs.
28567 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28568 meaning of return value. If we see a hard register, test whether
28569 it can store a word_mode value. Change all callers.
28571 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28573 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28574 ftrapv insns and expanders.
28575 (subdi3): Change define_expand operand 1 to arith11_operand, and
28576 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28577 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28578 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28581 PR middle-end/30174
28582 * varasm.c (notice_global_symbol): Treat global objects as weak when
28583 flag_shlib is true.
28585 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28587 * emit-rtl.c (dconstpi): Delete.
28588 (dconstsqrt2): New.
28589 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28590 * real.h (dconstpi): Delete.
28591 (dconstsqrt2): New.
28592 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28593 (fold_builtin_hypot): Likewise.
28595 2007-02-03 Tom Tromey <tromey@redhat.com>
28598 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28599 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28601 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28603 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28604 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28605 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28606 config/rs6000/cell.md, config/rs6000/darwin.h,
28607 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28608 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28609 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28610 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28611 typos. Follow spelling conventions.
28612 * doc/invoke.texi: Follow spelling conventions.
28614 2007-02-03 Roger Sayle <roger@eyesopen.com>
28616 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28617 canonicalization transformations that attempt to simplify integer
28618 constant comparisons to become comparisons against zero.
28620 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28622 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28624 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28625 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28627 2007-02-02 Mike Stump <mrs@apple.com>
28629 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28630 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28631 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28632 generate a branch island.
28634 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28636 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28637 (xtensa_legitimate_address_p): New.
28638 (xtensa_legitimize_address): New.
28639 (xtensa_output_addr_const_extra): New.
28640 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28642 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28643 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28644 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28645 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28646 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28647 (xtensa_legitimize_address): New.
28648 (xtensa_output_addr_const_extra): New.
28650 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28652 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28654 2007-02-02 Ian Lance Taylor <iant@google.com>
28656 * expmed.c (expand_divmod): Add comment.
28658 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28660 * emit-rtl.c (renumber_insns): Remove.
28661 * flags.h: Remove the extern for flag_renumber_insns.
28662 * rtl.h: Remove the prototype for renumber_insns.
28663 * toplev.c (flag_renumber_insns): Remove.
28665 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28667 Revert for x86 darwin:
28668 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28670 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28671 code before the following patch under TARGET_MACHO.
28672 (ix86_function_value_regno_p): Likewise.
28674 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28676 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28679 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28682 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28683 loads to general or fp registers. Add comments.
28684 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28686 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28688 * pointer-set.c (insert_aux): Only return insertion slot.
28689 (pointer_set_insert): Adjust.
28690 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28691 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28692 pointer_map_traverse): New.
28693 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28694 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28695 pointer_map_contains, pointer_map_traverse): Declare.
28697 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28699 PR middle-end/30473
28700 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28701 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28703 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28705 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28707 (struct _dep): New type.
28708 (dep_t): New typedef.
28709 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28710 (DEP_STATUS): New access macro. The macro with the same name was
28711 renamed to DEP_LINK_STATUS.
28712 (dep_init): Declare function
28714 (struct _dep_link): New type.
28715 (dep_link_t): New typedef.
28716 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28717 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28718 (DEP_LINK_STATUS): New macro.
28719 (debug_dep_links): New debug function.
28721 (struct _deps_list): New type.
28722 (deps_list_t): New typedef.
28723 (DEPS_LIST_FIRST): New access macro.
28724 (FOR_EACH_DEP_LINK): New cycle macro.
28725 (create_deps_list, free_deps_list, delete_deps_list): Declare
28727 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28728 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28729 (copy_deps_list_change_con): Ditto.
28731 (move_dep_link): Declare function.
28733 (struct _dep_node): New type.
28734 (dep_node_t): New typedef.
28735 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28737 (struct haifa_insn_data.back_deps): New field to hold backward
28738 dependencies of the insn.
28739 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28741 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28742 Change its type to deps_list_t.
28743 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28744 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28745 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28747 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28749 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28751 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28753 (dep_cost): Declare.
28755 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28756 (ds_to_dk, dk_to_ds): New functions.
28758 (init_dep_1): New static function.
28759 (init_dep): New function.
28760 (copy_dep): New static function.
28762 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28764 (detach_dep_link): New static function.
28765 (move_dep_link): New function.
28767 (dep_links_consistent_p, dump_dep_links): New static functions.
28768 (debug_dep_links): New debugging function.
28770 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28772 (alloc_deps_list, init_deps_list): New static functions.
28773 (create_deps_list): New function.
28774 (clear_deps_list): New static function.
28775 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28776 (deps_list_consistent_p, dump_deps_list): New static functions.
28777 (debug_deps_list): New function.
28778 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28780 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28782 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28783 use new scheduler dependencies lists.
28784 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28785 (sched_analyze): Ditto. Initialize dependencies lists.
28786 (add_forw_dep, compute_forward_dependences): Update to use new
28787 scheduler dependencies lists.
28789 (init_dependency_caches): Init deps_obstack.
28790 (free_dependency_caches): Free deps_obstack.
28792 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28793 new scheduler dependencies lists.
28794 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28795 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28797 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28798 Update to use new scheduler dependencies lists.
28799 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28800 (debug_dependencies): Ditto.
28801 (schedule_region): Update comments.
28803 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28804 scheduler dependencies lists.
28805 (schedule_ebb): Update comments.
28807 * rtl.def (DEPS_LIST): Remove.
28809 * lists.c (unused_deps_list): Remove.
28810 (free_list): Update assertions.
28812 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28813 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28815 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28816 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28818 * haifa-sched.c (comments): Update.
28819 (insn_cost1): Remove. Inline the code into insn_cost ().
28820 (insn_cost): Update to use new scheduler dependencies lists. Move
28821 processing of the dependency cost to dep_cost ().
28822 (dep_cost): New function. Use it instead of insn_cost () when
28823 evaluating cost of the dependency. Use compatible interface to
28824 interact with the target.
28825 (priority): Update to use new scheduler dependencies lists.
28826 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28827 with greater number of insns that depend on the insn.
28828 (schedule_insn): Update to use new scheduler dependencies lists. Add
28829 code to free backward dependencies lists. Inline and optimize code
28830 from resolve_dep () - see PR28071.
28831 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28832 lists. Update call to targetm.sched.is_costly_dependence hook.
28834 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28835 scheduler dependencies lists.
28837 (resolve_dep): Remove. Move the logic to schedule_insn ().
28838 (init_h_i_d): Initialize dependencies lists.
28840 (process_insn_depend_be_in_spec): Rename to
28841 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28842 dependencies lists.
28843 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28844 Update to use new scheduler dependencies lists.
28845 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28847 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28848 new scheduler dependencies lists.
28849 (build_intra_loop_deps): Ditto.
28851 * target.h (struct _dep): Declare to use in
28852 gcc_target.sched.is_costly_dependence.
28853 (struct gcc_target.sched.adjust_cost): Fix typo.
28854 (struct gcc_target.sched.is_costly_dependence): Change signature to
28855 use single dep_t parameter instead of an equivalent triad.
28856 (struct gcc_target.sched.adjust_cost_2): Remove.
28858 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28860 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28862 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28864 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28866 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28867 (REG_DEP_TRUE): Document.
28869 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28870 Change signature to correspond to the targetm.sched.adjust_cost hook.
28871 Update use in TARGET_SCHED_ADJUST_COST_2.
28872 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28873 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28874 new scheduler dependencies lists.
28875 (ia64_gen_check): Ditto.
28877 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28878 scheduler dependencies lists.
28880 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28881 signature to correspond to the targetm.sched.is_costly_dependence hook.
28882 (is_costly_group): Update to use new scheduler dependencies lists.
28884 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28885 instead of INSN_COST () macro.
28887 2007-02-01 Ian Lance Taylor <iant@google.com>
28889 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28891 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28893 * pa.md (tp_load): Correct mfctl instruction syntax.
28895 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28897 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28898 altivec_padding_size calculation on AIX. Improve comment, add
28899 assert to verify that it's right.
28901 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28904 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28906 PR inline-asm/28686
28907 * global.c (global_alloc): Add mising initialization of
28910 2007-02-01 Roger Sayle <roger@eyesopen.com>
28912 * alias.c (init_alias_analysis): Correct whitespace.
28913 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28914 partition_hot_cold_basic_blocks): Likewise.
28915 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28916 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28917 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28918 fold_builtin_snprintf_chk, fold_builtin_printf,
28919 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28920 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28921 * cfgcleanup.c (cleanup_cfg): Likewise.
28922 * cfgexpand.c (tree_expand_cfg): Likewise.
28923 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28924 * function.c (get_next_funcdef_no): Likewise.
28925 * gengtype.c (main): Likewise.
28926 * genmodes.c (main): Likewise.
28927 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28928 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28929 * ifcvt.c (noce_emit_move_insn): Likewise.
28930 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28932 * stor-layout.c (get_best_mode): Likewise.
28933 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28934 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28935 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28936 perform_var_substitution, solve_graph): Likewise.
28937 * tree-vrp.c (vrp_finalize): Likewise.
28939 2007-02-01 Ian Lance Taylor <iant@google.com>
28941 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28942 high part of a paradoxical subreg, return a constant zero.
28944 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28946 * toplev.c (lang_dependent_init): Call init_set_costs.
28947 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28949 2007-02-01 Richard Guenther <rguenther@suse.de>
28951 PR middle-end/30656
28952 * fold-const.c (fold_negate_expr): Allow negating a
28953 constant if overflow does not change.
28955 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28957 * doc/c-tree.texi (Expression trees): Improve markup.
28958 * doc/tm.texi (Register Classes, Addressing Modes)
28959 (Floating Point): Fix spacing after abbreviations. Fix some
28962 2007-02-01 Ben Elliston <bje@au.ibm.com>
28964 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28965 * doc/contrib.texi: Likewise.
28966 * doc/install.texi: Likewise.
28968 2007-01-31 Richard Henderson <rth@redhat.com>
28969 Ian Lance Taylor <iant@google.com>
28971 * lower-subreg.c: New file.
28972 * rtl.def (CONCATN): Define.
28973 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28974 pass_lower_subreg2.
28975 * emit-rtl.c (update_reg_offset): New static function, broken out
28976 of gen_rtx_REG_offset.
28977 (gen_rtx_REG_offset): Call update_reg_offset.
28978 (gen_reg_rtx_offset): New function.
28979 * regclass.c: Revert patch of 2006-03-05, restoring
28981 (clear_reg_info_regno): New function.
28982 * dwarf2out.c (concatn_loc_descriptor): New static function.
28983 (loc_descriptor): Handle CONCATN.
28984 * common.opt (fsplit_wide_types): New option.
28985 * opts.c (decode_options): Set flag_split_wide_types when
28987 * timevar.def (TV_LOWER_SUBREG): Define.
28988 * rtl.h (gen_reg_rtx_offset): Declare.
28989 (reg_scan_update): Declare.
28990 * regs.h (clear_reg_info_regno): Declare.
28991 * tree-pass.h (pass_lower_subreg): Declare.
28992 (pass_lower_subreg2): Declare.
28993 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28994 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28995 -fsplit-wide-types.
28996 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28997 * Makefile.in (OBJS-common): Add lower-subreg.o.
28998 (lower-subreg.o): New target.
29000 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29002 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29004 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29007 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29009 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29011 PR middle-end/29335
29012 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29014 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29016 * cfgloop.h: Include vec-prim.h.
29017 (enum li_flags): Remove LI_ONLY_OLD.
29018 (loop_iterator): Changed.
29019 (fel_next, fel_init): Iterate over loop tree.
29020 (FOR_EACH_LOOP_BREAK): New macro.
29021 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29023 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29024 * modulo-sched.c (sms_schedule): Ditto.
29025 * tree-vectorizer.c (vectorize_loops): Ditto.
29026 * doc/loop.texi: Update information on loop numbering and behavior of
29027 FOR_EACH_LOOP wrto new loops.
29028 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29029 add_to_evolution_1): Test nestedness of loops instead of comparing
29031 * tree-chrec.c (chrec_fold_plus_poly_poly,
29032 chrec_fold_multiply_poly_poly, chrec_evaluate,
29033 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29034 reset_evolution_in_loop): Ditto.
29035 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29037 2007-01-31 Dirk Mueller <dmueller@suse.de>
29039 * c-common.c (warn_about_parentheses): Separate warning about
29040 un-parenthized sequence of comparison operators from the one
29041 which is supposed to warn about x <= y <= z.
29043 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29045 * optabs.h (enum optab_index): Add new OTI_isinf.
29046 (isinf_optab): Define corresponding macro.
29047 * optabs.c (init_optabs): Initialize isinf_optab.
29048 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29050 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29051 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29053 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29054 expand_builtin_interclass_mathfn.
29055 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29056 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29057 (fxam<mode>2_i387): New insn pattern.
29058 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29059 built-in functions as x87 inline asm.
29061 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29063 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29065 2007-01-30 Eric Christopher <echristo@apple.com>
29067 * config.gcc: Add geode.
29069 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29071 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29072 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29073 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29074 value-prof.c: Fix comment typos.
29076 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29079 * doc/invoke.texi (Wpointer-arith): Document warning.
29081 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29083 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29084 the list of discrepancies from the draft TR.
29086 2007-01-30 Dirk Mueller <dmueller@suse.de>
29089 * doc/invoke.texi (-Wreturn-type): Update description to
29090 match new behavior.
29092 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29094 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29096 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29098 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29099 to handle optabs that operate on floating point input argument and
29100 output to integer output.
29101 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29102 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29103 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29104 expand_builtin_interclass_mathfn ().
29105 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29106 (ilogbsi2): Remove.
29107 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29108 ilogbl built-in functions as x87 intrinsics.
29110 2007-01-30 Richard Guenther <rguenther@suse.de>
29112 PR middle-end/27657
29113 * dwarf2out.c (reference_to_unused): Query varpool if the
29114 variable was output.
29116 2007-01-30 Richard Guenther <rguenther@suse.de>
29118 PR middle-end/30313
29119 * passes.c (execute_one_pass): Reset in_gimple_form to not
29120 confuse non-unit-at-a-time mode.
29122 2007-01-29 Roger Sayle <roger@eyesopen.com>
29123 Richard Guenther <rguenther@suse.de>
29125 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29126 avoid undefined behaviour on overflow. Use force_fit_type_double
29127 to construct the constant with the specified TREE_OVERFLOW.
29129 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29131 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29132 * config/dfp-bit.h: Ditto.
29134 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29136 * c-decl.c (pop_scope): Replace warnings with call to
29137 warn_for_unused_label.
29138 * c-common.h (warn_for_unused_label): Declare.
29139 * c-common.c (warn_for_unused_label): Define.
29141 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29143 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29146 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29148 * Makefile.in (USER_H): Remove decfloat.h.
29149 * ginclude/decfloat.h: Delete, moving contents to ...
29150 * ginclude/float.h: Add support for decimal floating point,
29151 guarded by __STDC_WANT_DEC_FP__.
29153 2007-01-29 Mike Stump <mrs@apple.com>
29155 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29156 Analysis and Representation to resolve case insensitive conflict.
29157 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29159 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29161 * tree.h (struct tree_memory_tag): Add aliases member.
29162 (MTAG_ALIASES): New macro.
29163 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29164 (add_may_alias): Remove pointer-set. Update for may_aliases being
29166 (mark_aliases_call_clobbered): Update for may_aliases being a
29168 (compute_tag_properties): Ditto.
29169 (create_partition_for): Ditto.
29170 (compute_memory_partitions): Ditto.
29171 (dump_may_aliases_for): Ditto.
29172 (is_aliased_with): Ditto.
29173 (add_may_alias_for_new_tag): Ditto.
29174 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29175 (compute_is_aliased): New function.
29176 (compute_may_aliases): Call compute_is_aliased).
29177 (init_alias_info): Initialize alias_bitmap_obstack.
29178 (union_alias_set_into): New function.
29179 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29180 (have_common_aliases_p): Rewrite to take two bitmaps and use
29182 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29183 Update for bitmaps.
29184 (finalize_ref_all_pointers): Update for add_may_alias changes.
29185 (new_type_alias): Ditto.
29186 * tree-flow-inline.h (may_aliases): Return a bitmap.
29187 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29188 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29189 may_aliases being a bitmap.
29190 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29191 may_aliases now returns a bitmap.
29192 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29194 * tree-ssa-operands.c (add_virtual_operand): Update for
29195 may_aliases being a bitmap.
29197 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29199 PR tree-optimization/30630
29200 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29201 variable as changed.
29203 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29206 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29207 expanded only once even if an error occurs.
29209 2007-01-29 Ben Elliston <bje@au.ibm.com>
29211 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29212 (__gcov_average_profiler): Likewise.
29213 (__gcov_ior_profiler): Likewise.
29214 (__gcov_merge_ior): Likewise.
29216 2007-01-28 Jan Hubicka <jh@suse.cz>
29218 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29219 * value-prof.c (stringop_block_profile): Likewise.
29221 2007-01-28 Jan Hubicka <jh@suse.cz>
29223 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29224 Add variant handling histograms; add wrapper.
29225 (clear_storage_via_libcall): Export.
29226 (emit_block_move_hints): Break out from ...; add histograms.
29227 (emit_block_move): ... this one.
29228 (clear_storage_hints): Break out from ...; add histograms.
29229 (clear_storage): ... this one.
29230 (set_storage_via_memset): Handle histogram.
29231 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29232 (clear_storage_hints, clear_storage_via_libcall): Declare.
29233 (set_storage_via_setmem): Update prototype.
29234 * doc/md.texi (movmem, setmem): Document new arguments.
29236 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29237 Add new histograms.
29238 (stringop_block_profile): New global function.
29239 (tree_stringops_values_to_profile): Profile block size and alignment.
29240 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29242 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29243 (stringop_block_profile): Declare.
29244 * builtins.c: Include value-prof.h.
29245 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29246 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29247 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29248 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29249 * profile.c (instrument_values): Add new counters.
29250 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29252 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29253 (tree_init_edge_profiler): Build new profilers.
29254 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29255 (pass_tree_profile): Add dump.
29256 (tree_profile_hooks): Update.
29257 * Makefile.in (LIBGCOV): Add new constants.
29258 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29259 __gcov_ior_profiler): New.
29260 * i386.md (movmem/setmem expanders): Add new optional arguments.
29262 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29264 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29266 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29268 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29269 (tree_unswitch_single_loop): Pass eni_size_weights to
29270 tree_num_loop_insns.
29271 * tree-ssa-loop-manip.c: Include tree-inline.h.
29272 (can_unroll_loop_p): Pass eni_size_weights to
29273 tree_num_loop_insns.
29274 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29275 Pass eni_size_weights to estimate_num_insns.
29276 * tree.h (init_inline_once): Export.
29277 * toplev.c (backend_init): Call init_inline_once.
29278 * cgraphunit.c (cgraph_process_new_functions,
29279 cgraph_analyze_function): Pass eni_inlining_weights to
29280 estimate_num_insns.
29281 * ipa-inline.c (compute_inline_parameters): Ditto.
29282 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29283 to estimate_num_insns.
29284 (try_unroll_loop_completely): Pass eni_size_weights to
29285 tree_num_loop_insns.
29286 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29287 ot estimate_num_insns.
29288 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29289 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29290 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29291 eni_time_weights): New variables.
29292 (init_inline_once): Initialize them.
29293 (struct eni_data): Mew.
29294 (estimate_num_insns_1, estimate_num_insns): Use weights.
29295 * tree-inline.h (struct eni_weights_d): New.
29296 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29297 (estimate_num_insns): Declaration changed.
29298 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29299 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29300 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29302 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29304 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29305 relations in the conflict function is valid.
29307 2007-01-27 Ian Lance Taylor <iant@google.com>
29309 * common.opt: Add fstrict-overflow.
29310 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29311 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29312 (TYPE_OVERFLOW_UNDEFINED): Define.
29313 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29315 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29316 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29317 (fold_negate_expr): Likewise.
29318 (make_range): Likewise.
29319 (extract_muldiv_1): Likewise.
29320 (maybe_canonicalize_comparison): Likewise.
29321 (fold_comparison): Likewise.
29322 (fold_binary): Likewise.
29323 (tree_expr_nonnegative_p): Likewise.
29324 (tree_expr_nonzero_p): Likewise.
29325 * tree-vrp.c (compare_values): Likewise.
29326 (extract_range_from_binary_expr): Likewise.
29327 (extract_range_from_unary_expr): Likewise.
29328 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29330 (nowrap_type_p): Likewise.
29331 * tree-scalar-evolution.c (simple_iv): Likewise.
29332 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29333 (build_range_check): Likewise.
29334 (extract_muldiv_1): Likewise.
29335 (fold_comparison): Likewise.
29336 * tree-vrp.c (vrp_int_const_binop): Likewise.
29337 (extract_range_from_unary_expr): Likewise.
29338 * convert.c (convert_to_integer): Likewise.
29339 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29340 (fold_comparison): Likewise.
29341 (fold_binary): Likewise.
29342 * optabs.c (optab_for_tree_code): Likewise.
29343 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29344 * simplify-rtx.c (simplify_const_relational_operation): Check
29345 flag_strict_overflow and flag_trapv.
29346 (simplify_const_relational_operation): Likewise.
29347 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29348 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29351 2007-01-27 Roger Sayle <roger@eyesopen.com>
29353 * tree.c (tree_fold_gcd): Delete.
29354 * tree.h (tree_fold_gcd): Remove prototype.
29355 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29356 test whether one constant integer is a multiple of another. Instead
29357 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29358 * fold-const.c (multiple_of_p): We've determined both TOP and
29359 BOTTOM are integer constants so we can call int_const_binop directly
29360 instead of the more generic const_binop.
29362 2007-01-27 Roger Sayle <roger@eyesopen.com>
29364 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29365 1*X check that the constant hasn't overflowed, to preserve the
29367 (round_up): Provide an efficient implementation when rouding-up an
29368 INTEGER_CST to a power-of-two.
29370 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29372 * doc/sourcebuild.texi: Add comma for clarity.
29373 * doc/extend.texi: Fix some typos.
29374 * doc/passes.texi: Likewise.
29375 * doc/cppinternals.texi: Likewise.
29376 * doc/c-tree.texi: Likewise.
29377 * doc/tree-ssa.texi: Likewise.
29378 * doc/install.texi: Likewise.
29380 2007-01-27 Jan Hubicka <jh@suse.cz>
29382 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29383 (pass_sra): Do not require alias information.
29384 * passes.c (init_optimization_passes): Add SRA
29386 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29388 * tracer.c (rest_of_handle_tracer): We already cleaned
29389 up the CFG in tracer() so don't do it here again.
29390 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29391 cleanup_cfg here, either. And don't call renumber_insns.
29393 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29394 and BB_HEAD are in the insn stream here. Instead make sure
29395 that BB_INSN is valid on all insns. Also, do check here that
29396 there are no pending branch predictions...
29397 (rtl_verify_flow_info): ...instead of doing it here. Checks
29398 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29401 2007-01-26 Roger Sayle <roger@eyesopen.com>
29403 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29404 function to simplify/factorize operand order canonicalization.
29405 (ix86_fixup_binary_operands): Reorganize using the above function.
29406 (ix86_binary_operator_ok): Likewise.
29408 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29410 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29411 file scope from optimize_attrs.
29412 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29414 (optimize_attrs): Clear insn_code_values after freeing it.
29416 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29418 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29419 a parts.base assignment.
29421 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29423 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29424 (compute_subscript_distance, initialize_data_dependence_relation,
29425 finalize_ddr_dependent, analyze_ziv_subscript,
29426 analyze_siv_subscript_cst_affine,
29427 compute_overlap_steps_for_affine_univar,
29428 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29429 analyze_siv_subscript, analyze_miv_subscript,
29430 analyze_overlapping_iterations, subscript_dependence_tester_1,
29431 compute_self_dependence, free_dependence_relation): Work
29432 with affine_fn instead of chrecs.
29433 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29434 common_affine_function, affine_function_base,
29435 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29436 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29437 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29438 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29439 (all_chrecs_equal_p): Removed.
29440 * tree-data-ref.h (affine_fn, conflict_function): New types.
29441 (struct subscript): Change type of conflicting_iterations_in_a
29442 and conflicting_iterations_in_b.
29444 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29447 * config/pa/pa.h (TARGET_HPUX_11): New.
29448 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29449 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29451 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29452 Richard Guenther <rguenther@suse.de>
29454 * tree-ssa-structalias.c (solve_graph): Handle case
29455 we merged the variable to another.
29457 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29459 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29462 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29463 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29465 2007-01-25 DJ Delorie <dj@redhat.com>
29467 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29468 allow changes to modes which don't fit in those registers.
29470 * reload1.c (choose_reload_regs): Check for invalid subregs before
29471 computing their locations, not after.
29473 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29476 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29477 save Altivec registers in an eh_return function.
29478 (compute_vrsave_mask): Likewise.
29479 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29480 for saving Altivec registers.
29481 (rs6000_emit_prologue): Don't allocate stack twice in
29482 eh_return function. Correct expected value of altivec_save_offset
29483 when using save_world. Describe save of R0 to stack when using
29484 save_world. Describe stack pointer adjustment when using
29485 save_world. Remove duplicated eh_return parameter register saving.
29486 Update sp_offset variable after save_world.
29487 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29489 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29490 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29493 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29495 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29497 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29500 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29501 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29503 2007-01-25 Richard Guenther <rguenther@suse.de>
29505 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29506 * common.opt (-Wcoverage-mismatch): New warning option.
29507 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29508 if -Wcoverage-mismatch is given.
29510 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29512 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29513 (ipcp_driver): Change to static definition.
29514 Add dumping of the ifunctions.
29515 (constant_val_insert): Remove unused parameter. Support for SSA.
29516 (ipcp_propagate_const): Support for SSA.
29517 (ipcp_profile_bb_print): Print only analyzed nodes.
29518 (ipcp_replace_map_create): Remove support for Fortran constant
29520 * ipa-prop.c (ipa_method_modify_stmt,
29521 ipa_callsite_compute_param): Support for SSA.
29522 * ipa-prop.h (ipcp_driver): Remove declaration.
29523 (IS_VALID_TREE_MAP_INDEX): Add define.
29525 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29527 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29529 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29531 PR middle-end/30447
29532 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29533 constant argument to cabs and do it without checking for
29534 -funsafe-math-optimizations.
29536 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29538 * c-common.h (RID_FIRST_CXX0X): New.
29539 (RID_LAST_CXX0X): New.
29540 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29542 * c.opt (Wc++0x-compat): New.
29543 * doc/invoke.texi (-Wc++0x-compat): Document.
29545 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29547 * builtins.c (fold_builtin_carg): New.
29548 (fold_builtin_1): Use it.
29550 2007-01-24 Jan Hubicka <jh@suse.cz>
29552 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29554 * ipa-inline.c (initial_insns, max_insns): Delete.
29555 (compute_max_insns): New function.
29556 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29557 amount of insns as base for code growth.
29558 (cgraph_decide_inlining): Make initial_insns local; do not compute
29560 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29561 * doc/invoke.texi (inline-unit-growth): Update docs.
29563 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29565 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29566 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29567 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29568 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29569 for CPUs that have PTA_CX16 set.
29571 PR middle-end/27416
29572 * gimplify.c (omp_check_private): New function.
29573 (gimplify_scan_omp_clauses): Use it for
29574 firstprivate/lastprivate/reduction.
29576 PR middle-end/30494
29577 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29578 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29580 PR middle-end/30421
29581 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29582 If lower_lastprivate_clauses emits some statements, append them
29583 to dlist rather than body_p and to body_p append an initializer.
29584 (lower_omp_for): Adjust caller.
29586 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29588 * target.h (globalize_decl_name): New.
29589 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29590 * output.h (default_globalize_decl_name): New.
29591 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29593 (globalize_decl): Ditto.
29594 (default_globalize_decl_name): New.
29595 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29596 (ia64_handle_version_id_attribute): New.
29597 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29598 (ia64_asm_output_external): Use globalize_decl_name instead
29599 of globalize_label.
29600 * doc/extend.texi (version_id): New pragma.
29601 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29603 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29605 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29606 _uleb128_t and _Unwind_SWord with _sleb128_t.
29607 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29608 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29610 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29611 * unwind-pe.h (read_uleb128, read_sleb128,
29612 read_encoded_value_with_base): Likewise.
29613 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29615 2007-01-24 Richard Guenther <rguenther@suse.de>
29617 * builtins.c (expand_builtin_cexpi): Get the fndecl
29618 for cexp in the correct way.
29620 2007-01-24 Jan Hubicka <jh@suse.cz>
29622 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29625 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29627 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29628 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29629 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29630 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29631 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29632 __SIZEOF_PTRDIFF_T__.
29633 * doc/cpp.texi: Documentation for the new builtin macros added.
29635 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29637 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29638 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29639 instead of operands[2] to avoid access past the end of array.
29641 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29643 * reload1.c (emit_reload_insns): Pass the reload register
29644 for a non-spill output reload through forget_old_reloads_1.
29646 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29648 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29649 _SOFT_DOUBLE if doubles use software floating-point.
29650 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29651 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29652 * config/rs6000/darwin-ldouble.c: Also compile functions for
29653 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29654 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29655 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29656 commented-out long double override.
29657 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29658 * config/rs6000/eabispe.h: Likewise.
29659 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29660 long double for non-SPE.
29661 (rs6000_handle_option): Likewise.
29662 (invalid_e500_subreg): Disallow more subregs involding DImode,
29663 DFmode, TImode or TFmode.
29664 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29666 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29668 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29669 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29671 (rs6000_legitimate_address): Also check for TFmode for E500
29673 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29674 (spe_build_register_parallel): Handle TFmode and TCmode.
29675 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29677 (function_arg): Handle TFmode and TCmode for E500 double.
29678 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29680 (print_operand): Handle TFmode and TImode for %y.
29681 (rs6000_generate_compare): Handle TFmode comparisons for E500
29683 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29684 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29685 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29686 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29687 TFmode for E500 double.
29688 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29689 (floatsidf2): Enable for E500 double.
29690 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29691 (extenddftf2): Change to extenddftf2_fprs.
29692 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29693 depending on TARGET_E500_DOUBLE.
29694 (extendsftf2): Enable for E500 double.
29695 (trunctfdf2): Enable for E500 double.
29696 (trunctfsf2): Change to trunctfsf2_fprs.
29697 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29698 depending on TARGET_E500_DOUBLE.
29699 (floatsitf2): Enable for E500 double.
29700 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29701 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29702 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29703 (negtf2): Change to negtf2_internal.
29704 (negtf2): New expander.
29705 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29706 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29707 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29708 (movdi_internal32): Use rs6000_nonimmediate_operand.
29709 (unnamed splitter): Likewise.
29710 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29711 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29712 (SPE64TF, DITI): New mode macros.
29713 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29716 (frob_<mode>_di_2): New.
29717 (frob_tf_di_8_2): New.
29718 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29720 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29722 (frob_ti_<mode>_8_2): New.
29723 (frob_ti_tf_2): New.
29724 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29725 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29727 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29728 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29729 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29730 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29731 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29732 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29735 2007-01-23 Ian Lance Taylor <iant@google.com>
29737 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29739 (OBJS-archive): Reformat, alphabetize.
29740 (OBJS): Change out_object_file to OBJS-md.
29742 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29744 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29745 JUMP_P and CALL_P predicates where applicable.
29746 * config/i386/i386.c: Ditto.
29747 * config/i386/i386.md: Ditto.
29748 * config/i386/mmx.md: Ditto.
29749 * config/i386/predicates.md: Ditto.
29751 2007-01-22 Andreas Schwab <schwab@suse.de>
29753 * config/m68k/m68k.h: Fix comment.
29755 2007-01-22 Jan Hubicka <jh@suse.cz>
29757 * passes.c (init_optimization_passes): Do not rerun
29758 pass_early_warn_uninitialized.
29760 2007-01-22 Richard Guenther <rguenther@suse.de>
29762 PR tree-optimization/30038
29763 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29765 (execute_cse_sincos_1): Likewise.
29766 (execute_cse_sincos): Likewise.
29767 (gate_cse_sincos): Likewise.
29768 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29769 the cexpi() canonicalization of sincos().
29770 * tree-pass.h (pass_cse_sincos): Declare.
29771 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29773 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29775 PR rtl-optimization/29329
29776 * combine.c (replaced_rhs_insn): Rename to i2mod.
29777 (replaced_rhs_value): Rename to i2mod_new_rhs.
29778 (i2mod_old_rhs): New global variable.
29779 (combine_instructions): Adjust for above change. Save a copy of
29780 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29781 note are substituted in the second instruction.
29782 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29783 ditch the note if it pertains to the second eliminated register
29784 and this register is mentioned in i2mod_old_rhs.
29787 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29789 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29790 the insn to which the note was originally attached.
29792 2007-01-21 Jan Hubicka <jh@suse.cz>
29794 * ipa-inline.c (inlining_mode): Comment, move up.
29795 (cgraph_decide_inlining_incrementally): Do not perform inlining
29796 itself; fix handling of flattening of self recursive functions.
29797 (cgraph_find_cycles): Remove.
29798 (cgraph_flatten_node): Remove.
29799 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29800 (try_inline): New function.
29801 (cgraph_early_inlining): Update call of
29802 cgraph_decide_inlining_incrementally. Apply inlining here.
29803 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29805 2007-01-21 Dirk Mueller <dmueller@suse.de>
29808 * tree-vrp.c (check_array_bounds): do not warn
29809 about ADDR_EXPR's of ARRAY_REF's which are immediately
29810 used in binary expressions.
29812 2007-01-21 Ira Rosen <irar@il.ibm.com>
29814 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29815 read_write_dep and macros for its access.
29816 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29817 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29818 argument, call vect_check_interleaving for every independent pair of
29819 data-refs. Mark loads that access the same memory location as a store
29821 (vect_check_dependences): Remove.
29822 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29823 call, fix the call to vect_analyze_data_ref_dependence.
29824 (vect_analyze_data_ref_access): For statements that access the same
29825 data-ref, check that they are not stores; for loads, check that there
29826 is no store that access the same location.
29828 2007-01-20 Roger Sayle <roger@eyesopen.com>
29829 Joseph Myers <joseph@codesourcery.com>
29831 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29832 (-fdump-rtl-stack): Likewise.
29833 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29834 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29835 (-mpt-fixed): Use @minus{} for minus sign.
29836 (Using Precompiled Headers): Fix under/overfull hbox.
29838 2007-01-20 Jan Hubicka <jh@suse.cz>
29840 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29841 place within annotation.
29843 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29845 * pa.c (output_move_double): Change array size of xoperands to 4.
29847 2007-01-20 Jan Hubicka <jh@suse.cz>
29849 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29852 2007-01-19 Ian Lance Taylor <iant@google.com>
29854 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29855 constant to unsigned HOST_WIDE_INT before negating.
29857 2007-01-19 Ian Lance Taylor <iant@google.com>
29859 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29861 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29862 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29863 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29864 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29865 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29866 (realloc_vdef, realloc_vuse): Change second parameter to
29868 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29869 fields to unsigned.
29870 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29871 unsigned. Change x and lim locals to unsigned.
29872 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29874 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29875 (copy_virtual_operands): Change i and n locals to unsigned.
29877 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29879 PR middle-end/29335
29880 * builtins.c (fold_builtin_1): Handle builtin fdim.
29882 2007-01-20 Jan Hubicka <jh@suse.cz>
29884 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29885 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29886 init_alias_heapvars.
29887 (init_alias_heapvars): Initialize only when not already initialized.
29888 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29890 2007-01-19 Roger Sayle <roger@eyesopen.com>
29892 * common.opt (fsigned-zeros): New command line option.
29893 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29894 of flag_unsafe_math_optimizations.
29895 * opts.c (set_fast_math_flags): The -ffast-math command line option
29896 implies -fno-signed-zeros.
29897 (fast_math_flags_set_p): Likewise.
29899 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29900 the documentation of -ffast-math appropriately. Wrap long lines.
29902 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29904 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29905 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29907 2007-01-19 Tomas Bily <tbily@suse.cz>
29909 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29911 (tree_init_ic_make_global_vars): New function
29912 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29913 (tree_gen_ic_profiler): New function
29914 (tree_gen_ic_func_profiler): New function
29915 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29916 (tree_profile_hooks): Added hook for indirec/virtual calls
29917 * value-prof.c (tree_find_values_to_profile): New case for
29919 (tree_values_to_profile): Call for determining indirect/virtual
29921 (tree_indirect_call_to_profile): New function
29922 (tree_ic_transform): New function
29923 (tree_ic): New function
29924 (find_func_by_pid): New function
29925 (init_pid_map): New function
29926 (tree_value_profile_transformations): Added check for
29927 indirect/virtual call transformation
29928 * value-prof.h (enum hist_type): New counter type for
29929 indirect/virtual calls
29930 (profile_hooks): Added new hook for profiling indirect/virtual
29932 * profile.c (instrument_values): New case for indirect/virtual
29934 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29935 (GCOV_COUNTER_V_INDIR): New counter type
29936 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29937 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29939 * cgraph.c: Definition of cgraph_max_pid
29940 (cgraph_create_node): Default init of pid attribute
29941 * cgraph.h: Declaration of cgraph_max_pid
29942 (struct cgraph_node): Added pid attribute
29943 * libgcov.c (__gcov_indirect_call_profiler): New function
29944 (__gcov_one_value_profiler_body): New function
29945 (__gcov_one_value_profiler): Body was moved to
29946 __gcov_one_value_profiler_body and calls it
29948 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29950 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29951 * gengtype.c (write_types_data, write_func_for_structure,
29952 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29953 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29954 (walk_type, write_func_for_structure): Generate the mark_hook if
29957 2007-01-19 Jan Hubicka <jh@suse.cz>
29959 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29960 'early' argument take inlining mode argument specifying whether to
29961 inline for size/speeed or all functions; add support for flattening;
29963 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29965 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29968 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29969 the name of the declared identifier.
29971 2007-01-19 Dirk Mueller <dmueller@suse.de>
29973 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29974 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29975 duplicate evaluation.
29977 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29979 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29980 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29981 to XFMode, use acosxf2 and truncate result to requested mode.
29982 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29983 (asin<mode>2): Similarly, with asin expanders.
29984 (*fscalexf4_i387): Rename from *fscalexf4.
29985 (expNcorexf3): New expander.
29986 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29987 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29988 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29989 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29990 patterns for SSE math.
29991 (exp10<mode>2): Similarly, with exp10 expanders.
29992 (exp2<mode>2): Similarly, with exp2 expanders.
29993 (expm1<mode>2): Similarly, with expm1 expanders.
29994 (ldexp<mode>3): Similarly, with ldexp expanders.
29995 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29996 Use gen_truncxf<mode>2_i387_noop to truncate result.
29998 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30000 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30001 for ColdFire targets.
30003 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30004 Richard Sandiford <richard@codesourcery.com>
30006 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30007 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30008 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30009 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30010 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30011 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30013 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30015 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30016 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30017 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30018 (*adddi_dilshr32_cf): New pattern.
30019 (adddi3, subdi3): Remove first alternatives.
30021 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30023 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30024 implemented using move.l, do not use its cc result for floating-point
30027 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30029 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30030 from accepting 's' constraints if flag_pic.
30032 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30034 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30035 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30036 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30037 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30039 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30041 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30042 ColdFire alternatives.
30043 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30044 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30045 architectures that support ff1 instruction.
30047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30048 Julian Brown <julian@codesourcery.com>
30050 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30051 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30052 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30055 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30057 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30059 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30060 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30061 HOST_WIDE_INT instead of an rtx.
30062 (m68k_rtx_costs): Update call accordingly.
30063 (output_move_const_into_data_reg): Likewise. Fix formatting.
30064 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30066 (output_move_simode_const): Update calls after above changes.
30067 Rework to use automatic variables and predicates like MEM_P.
30068 * config/m68k/m68k.md (pushexthisi_const): Update call to
30071 2007-01-19 Dirk Mueller <dmueller@suse.de>
30073 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30074 in dump_flags test.
30076 2007-01-19 Richard Guenther <rguenther@suse.de>
30078 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30079 via cexp in case sincos is not available.
30081 2007-01-19 Richard Guenther <rguenther@suse.de>
30083 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30084 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30085 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30086 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30087 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30088 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30089 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30090 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30092 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30094 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30096 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30097 (atan2xf3): Directly generate RTL pattern.
30098 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30099 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30100 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30101 disable patterns for SSE math.
30102 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30103 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30104 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30105 disable patterns for SSE math.
30107 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30109 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30111 2007-01-18 Roger Sayle <roger@eyesopen.com>
30113 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30114 VIEW_CONVERT_EXPR to the same type as it's operand.
30116 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30118 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30119 configured for long double 128.
30121 2007-01-18 Mike Stump <mrs@apple.com>
30123 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30126 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30128 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30131 2007-01-18 Jan Hubicka <jh@suse.cz>
30133 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30134 greater than NUM_VOP_FREE_BUCKETS.
30136 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30138 * tree-ssa-structalias.c: Update comments.
30139 (ptabitmap_obstack): Removed.
30140 (pta_obstack): New.
30141 (oldpta_obstack): Ditto.
30142 (stats): Add a few members.
30143 (struct variable_info): Remove node, complex, address_taken, and
30144 indirect_target members. Add oldsolution member.
30145 (new_var_info): Do not initialize removed members.
30146 (constraint_expr_type): Remove INCLUDES.
30147 (constraint_graph): Add size, implicit_preds, rep,
30148 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30149 (FIRST_REF_NODE): New macro.
30150 (LAST_REF_NODE): Ditto.
30151 (FIRST_ADDR_NODE): Ditto.
30152 (find): New function.
30154 (dump_constraint): Do not handle INCLUDES.
30155 (insert_into_complex): Do not insert duplicate constraints.
30156 (condense_varmap_nodes): Renamed and rewritten into ...
30157 (merge_node_constraints): This. Also fix bug in handling of
30158 offseted copy constraints.
30159 (clear_edges_for_node): No longer need to deal with preds at all,
30160 or removing associated preds/succs.
30161 (merge_graph_nodes): Deal with indirect_cycles.
30162 Don't deal with predecessors.
30163 (add_implicit_graph_edge): New function.
30164 (add_pred_graph_edge): Ditto.
30165 (add_graph_edge): Don't deal with predecessors.
30166 (build_constraint_graph): Removed.
30167 (build_pred_graph): New function.
30168 (build_succ_graph): Ditto.
30169 (struct scc_info): Removed in_component. Added roots, dfs, and
30170 node_mapping. Remove visited_index, unification_queue.
30171 (scc_visit): Deal with union-find we do now.
30172 Deal with cycles with REF nodes.
30173 (collapse_nodes): Renamed and rewritten to ...
30174 (unify_nodes): This.
30175 (process_unification_queue): Removed.
30176 (topo_visit): Cleanup
30177 (do_da_constraint): Use find.
30178 (do_sd_constraint): Ditto.
30179 (do_ds_constraint): Ditto.
30180 (do_complex_constraint): Ditto.
30181 (init_scc_info): Update for removed and added members.
30182 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30183 (find_indirect_cycles): This.
30184 (equivalence_class): New variable.
30185 (label_visit): New function.
30186 (perform_variable_substitution): Rewritten.
30187 (free_var_substitution_info): New function.
30188 (find_equivalent_node): Ditto.
30189 (move_complex_constraints): Ditto.
30190 (eliminate_indirect_cycles): Ditto.
30191 (solve_graph): Only propagate changed bits.
30192 Use indirect cycle elimination.
30194 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30195 (tree_id_eq): Renamed to ...
30196 (tree_vi_eq): This. Update for member change
30197 (insert_id_for_tree): Renamed and rewritten to ...
30198 (insert_vi_for_tree): This.
30199 (lookup_id_for_tree): Renamed and rewritten to ...
30200 (lookup_vi_for_tree): This.
30201 (get_id_for_tree): Renamed and rewritten to ...
30202 (get_vi_for_tree): Ditto.
30203 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30204 (process_constraint): Don't handle INCLUDES.
30205 Remove special ADDRESSOF case.
30206 (find_func_aliases): Rewrite to use vi functions instead of id
30208 (create_function_info_for): Ditto.
30209 (create_variable_info_for): Ditto.
30210 (intra_create_variable_infos): Ditto.
30211 (merge_smts_into): Ditto.
30212 (find_what_p_points_to): Ditto.
30213 (init_base_vars): Ditto.
30214 (init_alias_vars): Ditto.
30215 (remove_preds_and_fake_succs): New function.
30216 (dump_sa_points_to_info): Dump new stats.
30217 (dump_solution_for_var): Use find.
30218 (set_used_smts): Fix formatting.
30219 (compute_points_to_sets): Updated for new functions.
30220 (ipa_pta_execute): Ditto.
30222 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30223 Richard Sandiford <richard@codesourcery.com>
30225 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30227 * calls.c (expand_call): If the return value is a PARALLEL,
30228 extract its first member.
30229 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30230 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30231 use FUNCTION_EXTRA_EPILOGUE.
30232 (m68k_function_value): Return a PARALLEL if the return value
30233 is of a pointer type.
30234 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30235 (FUNCTION_EXTRA_EPILOGUE): Remove.
30236 * config/m68k/m68k.md (D0_REG): New constant.
30238 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30240 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30241 output a NOP for empty epilogues.
30243 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30245 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30246 before function. Extend register save check to include all
30247 registers, not just integer ones.
30249 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30251 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30252 (m68k_use_return_insn): ...this.
30253 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30254 * config/m68k/m68k.c (use_return_insn): Rename to...
30255 (m68k_use_return_insn): ...this.
30256 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30257 of USE_RETURN_INSN.
30259 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30261 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30262 nearest even, fix denormal rounding overflow.
30264 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30266 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30267 f%$smove and f%$move.
30268 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30269 (extendsfdf2_cf): Use fdmove instead of f%&move.
30270 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30271 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30273 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30275 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30278 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30280 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30281 (coldfire_single_format): Declare.
30282 (coldfire_double_format): Likewise.
30283 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30284 of qnan_msb_set to determine the lower bits of a canonical
30286 (encode_ieee_double): Likewise.
30287 (encode_ieee_quad): Likewise.
30288 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30289 (mips_single_format): Likewise.
30290 (ieee_double_format): Likewise.
30291 (mips_double_format): Likewise.
30292 (ieee_extended_motorola_format): Likewise.
30293 (ieee_extended_intel_96_format): Likewise.
30294 (ieee_extended_intel_128_format): Likewise.
30295 (ieee_extended_intel_96_round_53_format): Likewise.
30296 (ibm_extended_format): Likewise.
30297 (mips_extended_format): Likewise.
30298 (ieee_quad_format): Likewise.
30299 (mips_quad_format): Likewise.
30300 (vax_f_format): Likewise.
30301 (vax_d_format): Likewise.
30302 (vax_g_format): Likewise.
30303 (i370_single_format): Likewise.
30304 (i370_double_format): Likewise.
30305 (decimal_single_format): Likewise.
30306 (decimal_double_format): Likewise.
30307 (decimal_quad_format): Likewise.
30308 (c4x_single_format): Likewise.
30309 (c4x_extended_format): Likewise.
30310 (real_internal_format): Likewise.
30311 (coldfire_single_format): New real_format.
30312 (coldfire_double_format): Likewise.
30313 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30314 canonical_nan_lsbs_set.
30315 (pdp11_d_format): Likewise.
30316 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30317 if TARGET_COLDFIRE_CPU.
30319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30321 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30322 (output_call, m68k_legitimize_call_address): Declare.
30323 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30324 parenthesees. Add support for a 'W' constraint.
30325 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30326 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30327 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30328 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30330 (override_options): Initialize them. Do not set flag_no_function_cse
30331 for TARGET_ID_SHARED_LIBRARY.
30332 (m68k_output_pic_call): Delete.
30333 (m68k_legitimize_call_address): New function.
30334 (print_operand): Remove the %o prefix. Handle the %p prefix.
30335 (output_call): New function.
30336 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30337 target address from the GOT if symbolic jumps are not allowed.
30338 * config/m68k/m68k.md (call, general_operand): Do not set
30339 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30340 Merge separate flag_pic and !flag_pic define_insns into...
30341 (*call, *call_value): ...these new patterns. Match the address
30342 rather than the containing MEM and require it to be a call_operand.
30343 Use output_call to generate the asm template.
30344 * config/m68k/predicates.md (const_call_operand): New predicate.
30345 (call_operand): Likewise.
30347 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30349 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30350 (STACK_GROWS_DOWNWARD): Define to 1.
30351 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30352 comments, emphasizing that these values are only defaults.
30353 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30354 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30356 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30358 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30360 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30361 Richard Sandiford <richard@codesourcery.com>
30363 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30364 (FP_REGNO_P): New macros.
30365 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30366 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30367 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30368 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30370 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30372 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30373 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30375 * config/m68k/t-floatlib: New file, extracting common code from...
30376 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30377 * config/m68k/t-uclinux: Here.
30378 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30379 routines on ColdFire targets.
30381 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30383 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30384 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30385 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30386 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30387 explicitly set MOTOROLA to 1.
30388 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30391 Nathan Sidwell <nathan@codesourcery.com>
30393 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30394 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30395 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30396 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30397 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30398 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30399 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30400 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30401 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30402 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30403 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30404 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30405 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30406 (DBX_REGISTER_NUMBER): Delete.
30407 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30408 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30409 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30411 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30413 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30414 * config/flat.h: New file.
30415 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30416 OBJECT_FORMAT_FLAT.
30417 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30418 indirect references for -msep-data or -mid-shared-library.
30419 Do not use PC-relative code addresses either.
30420 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30422 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30423 for shared libraries and crt1.o for executables. Use crti.o and
30425 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30426 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30427 Do not add -elf2flt or -shared-lib-id options here.
30428 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30429 Pass -shared-lib-id if -mid-shared-library, taking the library
30430 identifier from -mshared-library-id if given, otherwise
30432 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30433 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30434 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30435 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30436 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30437 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30439 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30440 jump sequence for ISA A and ISA A+.
30441 (PICJUMP): Likewise.
30443 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30445 * config.gcc (m68k-*-uclinux*): Base the port on the common
30446 and m68k GNU/Linux files rather than on the generic ELF ones.
30447 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30448 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30450 2007-01-18 Julian Brown <julian@codesourcery.com>
30451 Richard Sandiford <richard@codesourcery.com>
30453 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30454 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30455 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30457 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30458 80 unconditionally.
30459 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30461 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30463 * doc/install.texi: Document m68k-uclinuxoldabi.
30464 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30465 * config/m68k/uclinux-oldabi.h: New file, copied from
30466 config/m68k/uclinux.h.
30468 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30470 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30471 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30472 (m32r_compute_frame_size): Use unsigned for regno.
30473 (m32r_reload_lr): Use gen_frame_mem.
30475 (m32r_output_function_epilogue): Don't output the function epilogue
30477 (m32r_expand_epilogue): New.
30478 (direct_return): Return false if the function has the interrupt
30480 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30481 * config/m32r/m32r.md (epilogue): New expander.
30482 (return_lr, return_rte): New insns.
30483 (return): Make it expander.
30484 (return_normal): New expander.
30486 2007-01-18 Josh Conner <jconner@apple.com>
30489 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30490 support for UNLE, UNLT, UNGE, and UNGT.
30492 2007-01-18 Jan Hubicka <jh@suse.cz>
30494 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30495 * tree-tailcall (add_virtual_phis): Likewise.
30496 (optimize_tail_call): Return TODOs.
30497 (execute_tail_calls): Return TODOs.
30498 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30499 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30501 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30502 Cleanup cfg using TODO.
30503 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30504 * passes.c (execute_function_todo): When cleanup did something, remove
30506 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30507 (make_edges): Don't cleanup_cfg.
30509 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30511 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30512 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30513 operate on the top of stack.
30514 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30515 register handling of instructions that output to the second
30517 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30518 (move_for_stack_reg): Special-case check for dead destination
30519 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30521 * config/i386/i386.md (UNSPEC_TAN): New constant.
30522 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30523 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30524 to correctly model move of constant 1.0 to top stack slot.
30525 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30526 (unnamed peephole2 pattern): Remove corresponding peephole2
30527 pattern that optimizes tan insn and loading of constant 1.0.
30528 (tanxf2): Use fptanxf4_i387.
30529 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30530 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30531 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30532 disable patterns for SSE math.
30533 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30534 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30536 2007-01-18 Dirk Mueller <dmueller@suse.de>
30537 Richard Guenther <rguenther@suse.de>
30540 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30541 * common.opt (Warray-bounds): Add new warning option.
30542 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30544 * Makefile.in: make tree-vrp.o depend on toplev.h
30545 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30547 (check_array_refs, check_array_bounds, check_array_ref): New.
30549 2007-01-18 Jan Hubicka <jh@suse.cz>
30551 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30552 (execute_ssa_ccp): Return flags conditionally.
30553 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30555 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30557 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30559 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30560 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30562 * Makefile.c (GTFILES): Add cfglayout.h.
30563 * gengtype.c (open_base_files): Likewise.
30564 * cfglayout.c (cfg_layout_function_footer,
30565 cfg_layout_function_header) Reindent to make gengtype happy.
30566 * cfglayout.h (cfg_layout_function_footer,
30567 cfg_layout_function_header): Add GTY(()) marker.
30569 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30571 2007-01-18 Ben Elliston <bje@au.ibm.com>
30573 * genautomata.c (write_automata): Include xstrerror output in the
30574 error message if writing the DFA description file fails.
30576 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30578 * config/mips/mips-protos.h (mips_output_external): Make it
30580 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30581 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30582 (extern_list): Likewise.
30583 (extern_head): Likewise.
30584 (TARGET_ASM_FILE_END): Likewise.
30585 (mips_file_end): Likewise.
30586 (mips_output_external): Rewritten.
30588 2007-01-18 Ben Elliston <bje@au.ibm.com>
30590 * genpreds.c (write_insn_preds_c): Only write out the function
30591 body for regclass_for_constraint if we have register constraints.
30593 2007-01-17 Tom Tromey <tromey@redhat.com>
30595 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30596 * doc/install.texi (Testing): Use sourceware.org.
30597 (Binaries): Likewise.
30598 (Specific): Likewise.
30599 * doc/contrib.texi (Contributors): Use sourceware.org.
30601 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30603 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30604 (AVR_ENHANCED): Rename to ...
30605 (AVR_HAVE_MUL): ... new.
30606 (avr_enhanced_p): Rename to ...
30607 (avr_have_mul_p): ... new.
30608 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30609 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30610 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30611 (avr_have_mul_p): ... new.
30612 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30613 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30614 'avr_enhanced_p' and 'enhanced'.
30615 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30616 AVR_HAVE_MUL instead of AVR_ENHANCED.
30617 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30618 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30619 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30620 instead of AVR_ENHANCED.
30621 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30622 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30623 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30625 2007-01-17 Ian Lance Taylor <iant@google.com>
30627 * vec.h (VEC_reserve_exact): Define.
30628 (vec_gc_p_reserve_exact): Declare.
30629 (vec_gc_o_reserve_exact): Declare.
30630 (vec_heap_p_reserve_exact): Declare.
30631 (vec_heap_o_reserve_exact): Declare.
30632 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30634 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30635 negative parameter.
30636 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30637 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30638 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30639 * vec.c (calculate_allocation): Add exact parameter. Change all
30641 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30642 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30643 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30644 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30645 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30646 (vec_heap_p_reserve_exact): New function.
30647 (vec_heap_o_reserve_exact): New function.
30649 2007-01-17 Jan Hubicka <jh@suse.cz>
30651 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30653 2007-01-17 Eric Christopher <echristo@apple.com>
30655 * config.gcc: Support core2 processor.
30657 2007-01-16 Jan Hubicka <jh@suse.cz>
30659 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30660 the names, just unlink the chain so we don't crash on dangling
30664 2007-01-16 Jan Hubicka <jh@suse.cz>
30666 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30667 * tree-pass.h: Reorder to make IPA passes appear toegher.
30668 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30670 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30671 parameters, do not call early inliner.
30672 * ipa-inline.c: Update comments. Include tree-flow.h
30673 (cgraph_decide_inlining): Do not compute inlining parameters.
30674 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30675 be called with function context set up.
30676 (pass_ipa_inline): Remove unreachable functions before pass.
30677 (cgraph_early_inlining): Simplify assuming to be called from the
30679 (pass_early_inline): New pass.
30680 (cgraph_gate_ipa_early_inlining): New gate.
30681 (pass_ipa_early_inline): Turn into simple wrapper.
30682 (compute_inline_parameters): New function.
30683 (gate_inline_passes): New gate.
30684 (pass_inline_parameters): New pass.
30685 (apply_inline): Move here from tree-optimize.c
30686 (pass_apply_inline): New pass.
30687 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30689 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30690 doing them by hand.
30691 (tree_function_versioning): Do not allocate dummy struct function.
30692 * tree-inline.h (optimize_inline_calls): Update prototype.
30693 * tree-optimize.c (execute_fixup_cfg): Export.
30694 (pass_fixup_cfg): Remove
30695 (tree_rest_of_compilation): Do not apply inlines.
30696 * tree-flow.h (execute_fixup_cfg): Declare.
30697 * Makefile.in (gt-passes.c): New.
30698 * passes.c: Include gt-passes.h
30699 (init_optimization_passes): New passes.
30700 (nnodes, order): New static vars.
30701 (do_per_function_toporder): New function.
30702 (execute_one_pass): Dump current pass here.
30703 (execute_ipa_pass_list): Don't dump current pass here.
30705 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30707 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30708 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30710 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30712 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30713 (strong_alias): Define.
30714 (__gcc_qmul): Provide non-FMA for soft-float.
30715 (__gcc_qdiv): Same.
30720 (__gcc_qunord): New.
30730 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30731 soft-float functions.
30732 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30733 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30734 about long double soft float.
30736 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30737 Tehila Meyzels <tehila@il.ibm.com>
30739 * tree-vectorizer.h (is_pattern_stmt_p): New.
30740 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30741 formatting (tabs instead of spaces). Cleanup and clarify setting
30742 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30743 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30744 (vectorizable_type_demotion): Check that types are integral.
30745 (vectorizable_type_promotion): Likewise.
30746 (vectorizable_store): Fix typo. Eliminate new-line at end of
30749 2007-01-16 Jan Hubicka <jh@suse.cz>
30751 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30754 2007-01-15 Eric Christopher <echristo@apple.com>
30756 * ifcvt.c: Include vec.h, vecprim.h.
30757 (check_cond_move_block): New argument regs.
30758 Reorganize. Add registers used to regs.
30759 (cond_move_process_if_block): Use regs set above as
30762 2007-01-15 Eric Christopher <echristo@apple.com>
30764 * config/darwin.h: Update copyright.
30765 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30766 (LINK_COMMAND_SPEC): Add -u.
30767 (LINK_SPEC): Fix umbrella for above.
30769 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30771 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30774 2007-01-15 Tom Tromey <tromey@redhat.com>
30776 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30777 * doc/install.texi (Testing): Don't mention jacks.
30778 (Configuration): Document --enable-java-maintainer-mode. Move
30779 --with-java-home to libgcj-specific section. Document
30781 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30783 2007-01-15 Jan Hubicka <jh@suse.cz>
30785 * tree-ssa-dce.c (DCE_TODOs): New.
30786 (propagate_necessity): Return if something changed.
30787 (eliminate_unnecessary_stmts): Likewise.
30788 (perform_tree_ssa_dce): Return TODO flags when needed.
30789 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30791 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30793 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30794 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30795 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30796 patterns using X87MODEF12 mode macro. Extend operand 1
30797 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30798 (log10<mode>2): Ditto.
30799 (log2<mode>2): Ditto.
30800 (log1p<mode>2): Ditto.
30801 (logb<mode>2): Ditto.
30802 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30803 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30804 (*fxtractxf3_i387): Rename from *fxtractxf3.
30805 (fxtract_extend<mode>xf3_i387): New insn pattern.
30806 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30807 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30808 and gen_fyl2xxf3_i387().
30810 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30812 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30813 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30814 get_loop_exit_edges. Changed return type to bool.
30815 * cfgloop.h (fix_loop_placement): Declaration removed.
30817 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30819 * param.h (MIN_VECT_LOOP_BOUND): New.
30820 * params.def (MIN_VECT_LOOP_BOUND): New.
30821 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30822 argument - minimum threshold for number of iterations.
30823 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30824 argument to declaration.
30825 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30826 MIN_VECT_LOOP_BOUND.
30827 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30828 slpeel_tree_peel_loop_to_edge with additional argument.
30829 (vect_do_peeling_for_alignment): Likewise.
30830 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30832 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30835 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30836 operands of size 1.
30838 2007-01-14 Jan Hubicka <jh@suse.cz>
30840 * tree-dfa.c (remove_referenced_var): New function.
30841 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30842 prune referenced vars list too.
30843 * tree-flow.h (remove_referenced_var): Declare.
30845 2007-01-14 Jan Hubicka <jh@suse.cz>
30847 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30849 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30850 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30851 * except.h (verify_eh_throw_table_statements): Kill prototype.
30852 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30853 into call exrepssions.
30854 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30856 * tree-cfg.c: Include pointer-set.h.
30857 (verify_node_sharing): Work on pointer set.
30858 (verify_eh_throw_stmt_node): New.
30859 (verify_stmts): Use pointers sets, verify throw_stmt.
30861 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30863 * ipa-reference.c (analyze_function): Consider also addresses taken
30866 2007-01-12 Roger Sayle <roger@eyesopen.com>
30868 * c-typeck.c (null_pointer_constant_p): Replace use of
30869 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30870 (build_c_cast): Likewise.
30872 2007-01-12 Roger Sayle <roger@eyesopen.com>
30874 * tree.h (force_fit_type_double): Remove unused final argument.
30875 * c-common.c (constant_expression_warning): Replace use of
30876 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30877 (convert_and_check): Likewise.
30878 (shorten_compare): Update call to force_fit_type_double.
30879 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30880 * convert.c (convert_to_pointer): Update call to
30881 force_fit_type_double.
30882 * fold-const.c (force_fit_type_double): Remove overflowed_const
30884 (int_const_binop, fold_convert_const_int_from_int,
30885 fold_convert_const_int_from_real, fold_div_compare,
30886 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30887 fold_abs_const, fold_not_const): Remove the final argument from
30888 calls to force_fit_type_double.
30890 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30892 * configure.ac: Set insn to "nop" for spu-*-* also.
30893 * configure: Regenerate.
30895 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30897 * builtins.def : Add BUILT_IN_FREE.
30899 2007-01-12 Jan Hubicka <jh@suse.cz>
30901 PR tree-optimization/30443
30902 * tree-inline.c (tree_function_versioning): Do not optimize when
30903 cloning for inlining.
30905 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30907 * doc/loop.texi: Document recording of loop exits.
30908 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30909 (update_single_exits_after_duplication,
30910 update_single_exit_for_duplicated_loop,
30911 update_single_exit_for_duplicated_loops): Removed.
30912 (duplicate_loop_to_header_edge): Do not call
30913 update_single_exits_after_duplication and
30914 update_single_exit_for_duplicated_loops.
30915 (loop_version): Do not update single_exit information.
30916 (fix_loop_structure): Use record_loop_exits instead of
30917 mark_single_exit_loops.
30918 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30919 the lists of loop exits.
30920 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30921 split_edge, merge_blocks): Update the lists of loop exits.
30922 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30923 loop_optimizer_init.
30924 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30925 of mark_single_exit_loops.
30926 (loop_optimizer_finalize): Call release_recorded_exits.
30927 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30928 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30929 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30930 update single exit information.
30931 * lambda-code.c (perfect_nestify): Ditto.
30932 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30933 (mark_single_exit_loops): Removed.
30934 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30935 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30936 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30938 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30939 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30940 (verify_loop_structure): Verify consistency of the exit lists.
30941 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30942 (set_single_exit): Removed.
30943 * cfgloop.h (struct loop_exit): New function.
30944 (struct loop): single_exit_ field replaced by exits field.
30945 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30946 LOOPS_HAVE_RECORDED_EXITS.
30947 (struct loops): Added exits hash.
30948 (mark_single_exit_loops, set_single_exit): Declaration removed.
30949 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30951 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30953 * doc/invoke.texi: Avoid use of @headitem.
30955 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30957 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30959 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30961 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30964 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30965 Richard Sandiford <richard@codesourcery.com>
30967 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30968 * config/m68k/m68k.opt: Resort options.
30969 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30971 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30972 Richard Sandiford <richard@codesourcery.com>
30974 * doc/invoke.texi: Document the macros that are defined by
30975 m68k's -mtune and -mhard-float options.
30976 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30977 (m68k_cpp_cpu_family): Likewise.
30978 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30979 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30980 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30981 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30982 (m68k_cpp_cpu_family): Likewise.
30984 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30986 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30987 macros besides mc68000 as tuning macros. Use a switch statement
30988 to set them and mcpu32.
30990 2007-01-12 Julian Brown <julian@codesourcery.com>
30992 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30993 (TARGET_68040_ONLY): Rename to...
30994 (TARGET_68040): ...this.
30995 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30996 * config/m68k/m68k.md: Likewise.
30998 2007-01-12 Julian Brown <julian@codesourcery.com>
30999 Nathan Sidwell <nathan@codesourcery.com>
31000 Richard Sandiford <richard@codesourcery.com>
31002 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31003 the -mcpu= argument associated with the --with-cpu setting.
31004 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31005 if different from the one implied by the -mcpu setting.
31006 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31007 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31008 * doc/invoke.texi: Mention ColdFire in the introduction to the
31009 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31010 -mno-div and -mhard-float options. Make -m68881 a synonym for
31011 -mhard-float. Document the previously-undocumented -m5206e,
31012 -m528x, -m5307 and -m5407 options. Tweak the existing option
31013 documentation for consistency.
31014 * doc/install.texi: Mention new --with-cpu arguments.
31015 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31016 default CPU if neither -mcpu nor -march are specified.
31017 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31018 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31019 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31020 using m68k_tune to decide between families that implement the
31021 same ISA. Use m68k_tune to set __mcfv4e__.
31022 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31023 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31024 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31025 (FL_ISA_C, FL_ISA_MMU): New macros.
31026 (MASK_COLDFIRE): Delete.
31027 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31028 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31029 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31030 (TARGET_HARD_FLOAT): Do not define here.
31031 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31032 (TUNE_68000): New macro.
31033 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31034 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31035 (TUNE_CFV2): Redefine in terms of m68k_tune.
31036 (uarch_type, target_device, fpu_type): New enums.
31037 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31038 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31039 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31040 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31041 (FL_FOR_isa_c): New macros.
31042 (m68k_isa): New enum.
31043 (m68k_target_selection): New structure.
31044 (all_devices, all_isas, all_microarchs): New tables.
31045 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31046 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31047 (MASK_ALL_CPU_BITS): Delete.
31048 (m68k_find_selection): New function.
31049 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31050 Map the legacy target options to a combination of the new ones.
31051 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31052 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31053 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31055 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31056 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31058 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31059 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31060 * config/m68k/m68k-devices.def: New file.
31062 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31063 Nathan Sidwell <nathan@codesourcery.com>
31065 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31066 (SUBTARGET_EXTRA_SPECS): New macros.
31067 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31068 use %(asm_cpu_spec) instead.
31069 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31070 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31071 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31072 (EXTRA_SPECS): Rename to...
31073 (SUBTARGET_EXTRA_SPECS): ...this.
31075 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31076 Richard Sandiford <richard@codesourcery.com>
31077 Julian Brown <julian@codesourcery.com>
31079 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31080 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31081 to the configuration's default CPU.
31082 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31083 Remove default masks.
31084 (m680[012]0-*-*): Set the default with_cpu to the first part of
31086 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31087 (m68k*-*-linux): Extend the --with-cpu handling to...
31088 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31089 and m68010. Don't set target_cpu_default2.
31090 * doc/install.texi: Document --with-cpu for m68k.
31091 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31092 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31093 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31094 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31095 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31096 (ASM_SPEC): Remove use of %(asm_cpu_default).
31097 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31098 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31099 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31100 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31101 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31102 (TARGET_DEFAULT): Delete.
31103 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31104 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31105 (CPP_CPU_SPEC): Delete.
31106 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31107 the appropriate string.
31108 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31109 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31110 (ASM_SPEC): Don't use %(asm_default_spec).
31111 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31112 TARGET_DEFAULT and add MASK_68881.
31113 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31115 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31117 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31118 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31119 MASK_68010 alongside MASK_68020.
31120 * doc/invoke.texi: Document -m68010.
31121 * config/m68k/m68k.opt (m68010): New.
31122 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31124 (TUNE_68010): New macro.
31125 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31126 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31127 (M68K_CPU_m68332): Add MASK_68010.
31128 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31129 fallback definition.
31130 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31132 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31133 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31134 to all entries that use MASK_68020.
31135 (output_move_simode_const, output_move_himode, output_move_qimode)
31136 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31137 instead of TARGET_68020 to select clr behavior. Remove comment
31138 about there being no TARGET_68010.
31139 * config/m68k/m68k.md: Likewise throughout.
31141 2007-01-12 Julian Brown <julian@codesourcery.com>
31143 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31144 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31145 * config/m68k/m68k.md: Likewise.
31147 2007-01-12 Julian Brown <julian@codesourcery.com>
31149 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31150 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31152 2007-01-12 Julian Brown <julian@codesourcery.com>
31154 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31155 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31156 * config/m68k/m68k.md: Likewise.
31158 2007-01-12 Julian Brown <julian@codesourcery.com>
31159 Richard Sandiford <richard@codesourcery.com>
31161 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31162 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31163 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31165 (TARGET_CPU32): Rename to...
31166 (TUNE_CPU32): ...this.
31167 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31168 (TUNE_CFV2): New macros.
31169 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31170 remove conditions that are implied by TARGET_68020.
31171 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31172 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31173 (m68k_output_function_epilogue): Likewise.
31174 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31175 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31176 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31177 non-68000 timings. Refactor multiplication and division costs.
31178 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31179 TUNE_CPU32 instead of TARGET_CPU32.
31180 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31181 and TUNE_68060 instead of TARGET_68060.
31182 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31183 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31185 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31186 && !TARGET_COLDFIRE" to choose between moveq and clr.
31187 Likewise in the unnamed movsf pattern.
31188 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31189 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31192 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31194 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31195 of tabbing before backslashes.
31197 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31199 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31200 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31201 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31203 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31205 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31206 find_interesting_uses_cond.
31207 (find_interesting_uses_cond): Use extract_cond_operands.
31208 (rewrite_use_compare): Use extract_cond_operands and
31209 force_gimple_operand_bsi. Do not call update_stmt.
31210 (determine_use_iv_cost_condition): Use extract_cond_operands.
31211 Return cheaper of using original bound and changing the exit bound.
31213 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31215 PR tree-optimization/29516
31216 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31217 most_expensive_mult_to_index, addr_to_parts,
31218 create_mem_ref, maybe_fold_tmr): Make the type of
31219 fields of TARGET_MEM_REF sizetype.
31220 (move_fixed_address_to_symbol, move_pointer_to_base):
31222 * tree.def (TARGET_MEM_REF): Add comment on types of
31225 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31227 * c-common.c (vector_types_convertible_p): Treat opaque types as
31228 always convertible if they have the same size, but not otherwise.
31230 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31232 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31233 Remove the b_unconditional field.
31234 (noce_try_sign_mask): Do not look at b_unconditional.
31235 (noce_process_if_block): Do not use merge_if_blocks. Update
31236 the CFG here. Do not set b_unconditional.
31237 (cond_move_process_if_block): Likewise.
31238 (find_cond_trap): Likewise.
31239 (check_cond_move_block): Require simple jump insns at the end
31240 of the basic block.
31242 2007-01-11 Jan Hubicka <jh@suse.cz>
31244 PR tree-optimization/1046
31245 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31246 when alias info is not ready.
31247 (pass_tail_recursion): Do not require aliasing.
31248 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31249 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31250 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31251 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31252 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31253 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31254 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31256 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31257 When aliasing is not build, mark statement as volatile.
31259 2007-01-11 Tom Tromey <tromey@redhat.com>
31261 PR preprocessor/15185, PR preprocessor/20989:
31262 * doc/cppopts.texi <-MT>: Update description of algorithm for
31263 computing default target.
31264 <-M, -MD>: Reword "basename" text.
31266 2007-01-11 Roger Sayle <roger@eyesopen.com>
31268 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31269 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31270 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31271 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31272 fold_builtin_bswap, real_constp, fold_builtin_pow,
31273 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31274 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31275 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31276 * convert.c (convert_to_pointer): Likewise.
31277 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31278 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31279 const_binop, fold_convert_const_int_from_int,
31280 fold_convert_const_int_from_real,
31281 fold_convert_const_real_from_real, sign_bit_p,
31282 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31283 fold_sign_changed_comparison, fold_unary, fold_comparison,
31284 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31285 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31286 * print-tree.c (print_node_brief, print_node): Likewise.
31287 * stor-layout.c (place_field, layout_type): Likewise.
31288 * tree-chrec.c (keep_cast): Likewise.
31289 * tree.c (build_vector, build_real, build_real_from_int_cst,
31290 build_complex): Likewise.
31292 2007-01-11 Roger Sayle <roger@eyesopen.com>
31294 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31295 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31297 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31299 * configure.ac (strict1_warn): Rename to strict_warn.
31300 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31301 cc_set_by_configure, quoted_cc_set_by_configure,
31302 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31303 all_boot_languages, all_stagestuff): Remove.
31304 (target_list): Remove bootstrap targets.
31305 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31306 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31307 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31308 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31309 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31310 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31311 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31312 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31313 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31314 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31315 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31316 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31317 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31318 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31319 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31320 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31321 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31322 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31323 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31324 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31325 (mostlyclean): Adjust.
31326 (clean, distclean): Don't mention bootstrap stuff.
31327 * configure: Regenerate.
31328 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31329 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31330 treelang/config-lang.in (stagestuff): Remove.
31331 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31332 stageprofile, stagefeedback, stagestuff): Remove mention.
31334 2007-01-11 Nick Clifton <nickc@redhat.com>
31336 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31338 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31339 (mcore_arith_K_S_operand): Run the test for the S constraint not
31340 the test for the M constraint.
31341 (mcore_addsub_operand): Do not accept integer values that are
31342 larger than 32 bits.
31343 * config/mcore/mcore.md: Remove unused constraints from split.
31344 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31345 (addsi3): Likewise.
31346 (allocate_stack): Likewise.
31347 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31348 operands to 32 bits.
31349 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31351 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31352 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31353 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31354 mcore_output_bclri, mcore_output_andn, output_inline_const,
31355 mcore_output_move, mcore_output_movedouble): Likewise.
31356 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31357 (output_inline_const): Likewise.
31358 (output_inline_const): Fix format strings used in sprintf
31360 * config/mcore/mcore-protos.h: Update prototypes for changed
31361 functions in mcore.c.
31362 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31363 HOST_WIDE_INT and not int.
31364 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31365 CONST_OK_FOR_N): Likewise.
31366 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31367 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31370 2007-01-10 Jan Hubicka <jh@suse.cz>
31372 * tree-vrp.c (remove_range_assertions): Release defs.
31373 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31374 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31376 2007-01-10 Paul Brook <paul@codesourcery.com>
31378 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31379 * config/arm/arm.md (mulsi3subsi): New insn.
31381 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31383 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31384 (tree_transform_and_unroll_loop): New.
31385 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31388 2007-01-10 Robert Kennedy <jimbob@google.com>
31390 * fold-const.c (fold_comparison): Fold comparisons like (x *
31391 1000 < 0) to (x < 0).
31393 2007-01-10 Ian Lance Taylor <iant@google.com>
31395 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31396 operands have the same priority.
31398 2007-01-10 Tom Tromey <tromey@redhat.com>
31400 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31401 (fold_binary): Likewise.
31402 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31403 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31404 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31405 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31406 * langhooks.h (struct lang_hooks): Removed field
31407 'can_use_bit_fields_p'.
31409 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31411 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31413 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31415 * function.c (get_last_funcdef_no): New function.
31416 * function.h (get_last_funcdef_no): Declare.
31417 * tree-inline.c (initialize_cfun): Add initialization.
31418 (tree_function_versioning): Cleanup.
31420 2007-01-10 Jan Hubicka <jh@suse.cz>
31422 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31425 2007-01-10 Sa Liu <saliu@de.ibm.com>
31426 Ben Elliston <bje@au.ibm.com>
31428 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31429 for SAVE_NONLOCAL and Pmode for any other save level.
31430 * spu-protos.h (spu_restore_stack_block): Declare.
31431 * spu.md (save_stack_block): Remove.
31432 (restore_stack_block): Call spu_restore_stack_block.
31433 * spu.c (spu_restore_stack_block): New function.
31434 (spu_expand_epilogue): Remove old comment.
31436 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31438 PR tree-optimization/30322
31439 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31440 (cand_value_at): Return the value as aff_tree.
31441 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31442 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31443 aff_combination_mult): New functions.
31444 (aff_combination_add): Use aff_combination_add_cst.
31445 (aff_combination_convert): Allow conversions to a wider type.
31446 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31447 * tree-affine.h (aff_combination_mult): Declare.
31449 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31451 * doc/tm.texi: Update documentation to reflect reality of exec
31452 and start file search behaviours. Update copyright year.
31453 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31454 header file directories.
31456 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31458 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31459 (*cosxf2): Rename to cosxf2_i387.
31460 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31461 using X87MODEF12 mode macro. Rename patterns to
31462 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31464 (*cosdf2, *cossf2): Ditto.
31465 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31466 to match extended input operands.
31467 (sincos<mode>3): New expander.
31468 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31469 insn patterns and corresponding splitters.
31471 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31473 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31474 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31476 2007-01-09 Nicolas Pitre <nico@cam.org>
31479 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31481 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31483 * target.h (struct gcc_target): New field library_rtti_comdat.
31484 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31485 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31486 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31487 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31489 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31491 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31493 2007-01-08 Richard Guenther <rguenther@suse.de>
31495 * tree.h (force_fit_type_double): Export.
31496 (force_fit_type): Remove.
31497 * fold-const.c (force_fit_type_double): New function.
31498 (force_fit_type): Remove.
31499 (int_const_binop): Use it.
31500 (fold_convert_const_int_from_int): Likewise.
31501 (fold_convert_const_int_from_real): Likewise.
31502 (fold_div_compare): Likewise.
31503 (fold_sign_changed_comparison): Likewise.
31504 (fold_unary): Likewise.
31505 (fold_negate_const): Likewise.
31506 (fold_abs_const): Likewise.
31507 (fold_not_const): Likewise.
31508 * c-common.c (shorten_compare): Use force_fit_type_double.
31509 * convert.c (convert_to_pointer): Likewise.
31511 2007-01-08 Richard Guenther <rguenther@suse.de>
31513 * tree.h (build_int_cst_wide_type): Export.
31514 * tree.c (build_int_cst_wide_type): New function.
31515 (build_int_cst_wide): Fix comment.
31516 * builtins.c (fold_builtin_object_size): Use build_int_cst
31517 to build -1 or 0 of the correct type. Use fit_double_type
31518 to check for overflow.
31519 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31521 (decode_field_reference): Likewise.
31522 (all_ones_mask_p): Likewise.
31523 (native_interpret_int): Use build_int_cst_wide_type.
31524 (fold_binary): Use build_int_cst_type to build an all-ones
31526 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31528 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31530 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31532 2007-01-09 Ben Elliston <bje@au.ibm.com>
31534 * genautomata.c (STATS_OPTION): New option.
31535 (stats_flag): New flag.
31536 (gen_automata_option): Handle it.
31537 (initiate_automaton_gen): Ditto.
31538 (write_automata): Output statistics only if stats_flag is
31539 set. Likewise, output time statistics only if time_flag is set.
31540 * doc/md.texi (Processor pipeline description): Document new flag.
31542 2007-01-08 Richard Guenther <rguenther@suse.de>
31544 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31545 * tree.c (build_int_cst_type): Likewise.
31546 (size_in_bytes): Don't call force_fit_type on the result.
31547 (int_fits_type_p): Use fit_double_type.
31548 * fold-const.c (fit_double_type): New function.
31549 (force_fit_type): Use it.
31550 * tree.h (fit_double_type): Export.
31552 2007-01-08 Jan Hubicka <jh@suse.cz>
31554 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31555 * ipa.c (function_and_variable_visibility): Fix return type.
31557 2007-01-08 Richard Guenther <rguenther@suse.de>
31559 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31560 of offset to build the index.
31561 * tree-pretty-print.c (dump_generic_node): Don't build negated
31562 const just for printing.
31563 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31564 * builtins.c (fold_builtin_int_roundingfn): Check if result
31565 fits the type by using force_fit_type and comparing the result.
31566 * predict.c (predict_loops): Use compare_tree_int for comparison.
31567 * tree.c (build_int_cst): Fall back to integer_type_node for
31569 (build_int_cst_wide): Assert type is non-null.
31571 2007-01-08 Roberto Costa <roberto.costa@st.com>
31573 * tree-vrp.c (extract_range_from_cond_expr): New.
31574 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31575 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31577 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31578 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31579 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31580 used as expressions.
31581 * tree-object-size.c (cond_expr_object_size): New.
31582 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31584 2007-01-08 Jan Hubicka <jh@suse.cz>
31586 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31587 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31590 2007-01-08 Richard Guenther <rguenther@suse.de>
31592 PR tree-optimization/23603
31593 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31594 (extract_range_from_binary): Fall back to truthvalue instead of
31595 varying for TRUTH_*_EXPR.
31596 (extract_range_from_comparison): Fall back to truthvalue instead of
31598 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31599 if all visited PHI values were constant.
31601 2007-01-08 Jan Hubicka <jh@suse.cz>
31603 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31604 (cgraph_analyze_function): break out from ...
31605 (cgraph_finalize_compilation_unit): ... here.
31606 (cgraph_expand_function): Remove forgoten commented out line.
31607 (cgraph_optimize): Analyze functions.
31609 2007-01-08 Jan Hubicka <jh@suse.cz>
31611 * tree-pas.h (TODO_remove_function): New flag.
31612 (TODO_update*): Renumber.
31613 (pass_ipa_increase_alignment,
31614 pass_ipa_function_and_variable_visibility): New passes.
31615 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31616 (cgraph_function_and_variable_visibility): Move to ipa.c
31617 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31618 cgraph_increase_alignment.
31619 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31620 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31621 calling tree-inline.
31622 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31623 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31624 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31625 (gate_increase_alignment): New function.
31626 (pass_ipa_increase_alignment): New pass.
31627 * ipa.c: Inline tree-pass.h and timevar.h
31628 (function_and_variable_visibility): Move here from cgraphunit.c
31629 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31630 * passes.c (init_optimization_passes): Add the two new passes.
31631 (execute_todo): Handle cgraph_remove_functions.
31633 2007-01-08 Nick Clifton <nickc@redhat.com>
31635 * config/frv/predicates.md (reg_or_0_operand): Accept
31638 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31640 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31641 * config.gcc: Add bfin*-rtems*.
31643 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31645 * c.opt: Add -flax-vector-conversions.
31646 * c-typeck.c (convert_for_assignment): Pass flag to
31647 vector_types_convertible_p to allow emission of note.
31648 (digest_init): Likewise.
31649 * c-opts.c: Handle -flax-vector-conversions.
31650 * c-common.c (flag_lax_vector_conversions): New.
31651 (vector_types_convertible_p): Unless -flax-vector conversions
31652 has been passed, disallow conversions between vectors with
31653 differing numbers of subparts and/or element types. If such
31654 a conversion is disallowed, possibly emit a note on the first
31655 occasion only to inform the user of -flax-vector-conversions.
31656 The new last argument specifies this.
31657 * c-common.h (flag_lax_vector_conversions): New.
31658 (vector_types_convertible_p): Add extra argument.
31659 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31660 char_type_node for V*QI type vectors.
31661 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31662 Update to satisfy new typechecking rules.
31663 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31664 C and C++ variants.
31665 * doc/invoke.texi (C Dialect Options): Document
31666 -flax-vector-conversions.
31668 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31670 PR tree-optimization/29877
31671 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31672 a register variable on the RHS to not be replaceable.
31674 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31675 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31676 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31677 const_simm15, const_pow2, const_npow2): Added.
31678 * config/score/misc.md (insv, extv, extzv, movmemsi,
31679 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31680 * config/score/score.c (score_address_cost, score_select_cc_mode):
31682 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31683 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31684 Update score_print_operand.
31685 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31686 Adjust register allocate order and update some macro define.
31687 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31688 mdx_block_move_straight, mdx_block_move_loop_head,
31689 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31690 mdx_block_move_loop, mdx_block_move): Added.
31691 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31692 mdp_limm): Updated and fix some bug and typo.
31693 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31694 (movsf, movdf, doloop_end): Added.
31696 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31698 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31699 config/arm/thumb2.md: Fix comment typos.
31700 * doc/extend.texi: Fix a typo.
31702 2007-01-07 Eric Christopher <echristo@apple.com>
31704 * configure.ac: Check for __stack_chk_fail for darwin.
31705 * configure: Regenerate.
31707 2007-01-07 Richard Guenther <rguenther@suse.de>
31709 * tree-vrp.c (extract_range_from_assert): CSE calls to
31710 compare_values where possible.
31711 (extract_range_from_unary_expr): Likewise.
31713 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31715 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31716 * config/avr/avr.c (call_insn_operand): Delete function.
31717 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31718 instead of register number. Use predicates.
31719 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31720 call_insn_operand): Add.
31722 2007-01-06 Jan Hubicka <jh@suse.cz>
31724 * tree-pass.h (pass_build_cgraph_edges): Declare.
31725 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31726 (visited_nodes): Remove.
31727 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31728 build_cgrpah_edges; make visited_nodes local.
31729 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31730 (record_references_in_initializer): Move to cgraphbuild.c
31731 (initialize_inline_failed, rebuild_cgraph_edges,
31732 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31733 (verify_cgraph_node): Make visited_nodes local.
31734 (cgraph_analyze_function): Do not call cgraph_create_edges and
31735 initialize_inline_failed.
31736 (cgraph_expand_function): Do not call cgraph_lower_function;
31737 assert that function is already lowered.
31738 * Makefile.in (cgraphbuild.o): New.
31739 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31740 at the end of lowering passes.
31742 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31744 * ifcvt.c (cond_move_convert_if_block): New function, code
31745 factored out from...
31746 (cond_move_process_if_block): ...here. Call the new function
31747 on the THEN and ELSE blocks.
31748 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31749 already takes care of this.
31751 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31754 * tree.h (TREE_OVERFLOW_P): New.
31755 * c-typeck.c (parser_build_unary_op): Warn only if result
31756 overflowed and operands did not.
31757 (parser_build_binary_op): Likewise.
31758 (convert_for_assignment): Remove redundant overflow_warning.
31759 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31761 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31763 * c-typeck.c (store_init_value): Split over two lines to follow
31764 the GNU coding style.
31766 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31768 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31769 __GXX_EXPERIMENTAL_CXX0X__.
31770 * doc/cpp.texi: Same.
31772 2007-01-05 Richard Guenther <rguenther@suse.de>
31774 PR middle-end/27826
31775 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31776 with mismatched types. Instead explicitly build a
31777 conversion NOP_EXPR.
31779 2007-01-05 Ian Lance Taylor <iant@google.com>
31781 * c-common.c (decl_with_nonnull_addr_p): New function.
31782 (c_common_truthvalue_conversion): Call it.
31783 * c-typeck.c (build_binary_op): Likewise.
31784 * c-common.h (decl_with_nonnull_addr_p): Declare.
31786 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31789 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31792 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31794 * doc/install.texi (Final install): Document the fact that
31795 the GNAT runtime should not be stripped.
31797 2007-01-04 Jan Hubicka <jh@suse.cz>
31799 * tree-inline.c (fold_marked_statements): Update operand caches
31800 and EH after folding
31802 2007-01-04 Ian Lance Taylor <iant@google.com>
31804 * c-common.c (check_function_nonnull): Whitespace fix.
31806 2007-01-04 Jan Hubicka <jh@suse.cz>
31808 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31809 comitted older version of patch.
31810 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31811 function, celanup cfg and collect garbage.
31813 2007-01-04 Mike Stump <mrs@apple.com>
31815 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31818 2007-01-04 Eric Christopher <echristo@apple.com>
31820 * libgcc2.c (__bswapsi2): Use SItype.
31821 (__bswapdi2): Use DItype.
31822 * libgcc2.h: Update for above.
31824 2007-01-04 Paul Brook <paul@codesourcery.com>
31826 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31827 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31828 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31829 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31830 umulsi3_highpart): Make conditional on !arm_arch6.
31831 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31832 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31833 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31834 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31835 umulsi3_highpart_v6): New insns.
31837 2007-01-04 Roger Sayle <roger@eyesopen.com>
31839 * fold-const.c (fold_convert): When casting an expression to void,
31840 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31841 have a type. Instead of attempting to build a NOP_EXPR, return
31842 these "special" trees directly.
31844 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31846 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31847 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31848 rs6000_cost->fp not 0 as adjustment for outer NEG.
31850 2007-01-04 Jan Hubicka <jh@suse.cz>
31852 * cgraph.c (cgraph_release_function_body): New function.
31853 (cgraph_remove_node): Use it.
31854 * cgraph.h (cgraph_release_function_body): Declare.
31855 * cgraphunit.c (cgraph_expand_function): Use it.
31856 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31857 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31858 is initialized and while compilation of other function is running.
31859 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31860 statement CFG annotations from here to ...
31861 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31863 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31865 * cfgloop.h (enum li_flags): Make the constants powers of two.
31867 2007-01-04 Jan Hubicka <jh@suse.cz>
31869 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31871 (fold_marked_statements): New function.
31872 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31873 * tree-inline.h (copy_body_data): Add statements_to_fold.
31875 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31877 * config.gcc: Mention libgcc/config.host.
31878 * Makefile.in: Update comments mentioning libgcc.
31879 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31880 (all.cross, start.encap, rest.encap, rest.cross): Update
31881 dependencies for libgcc move.
31882 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31883 (clean-target, clean-target-libgcc): Delete.
31884 (srcdirify, GCC_EXTRA_PARTS): New macros.
31885 (libgcc-support, libgcc.mvars): New rules.
31886 (distclean): Remove mention of mklibgcc.
31887 (install): Don't reference INSTALL_LIBGCC.
31888 (install-common): Don't reference EXTRA_PARTS.
31889 (install-libgcc, install-multilib): Delete rules.
31890 * mklibgcc.in: Delete file.
31891 * doc/configfiles.texi: Don't mention mklibgcc.
31893 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31894 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31895 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31896 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31897 (mklibgcc, ldblspecs): Likewise.
31899 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31900 (posixpre.def): Use $(T).
31901 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31902 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31903 (SHLIB_LINK): Make dummy.
31904 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31906 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31908 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31909 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31910 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31911 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31913 * configure.ac (all_outputs): Remove mklibgcc.
31914 * configure: Regenerated.
31916 2007-01-03 Josh Conner <jconner@apple.com>
31918 PR middle-end/29683
31919 * calls.c (compute_argument_addresses): Set stack and stack_slot
31920 for partial args, too.
31921 (store_one_arg): Use locate.size.constant for the size when
31922 generating a save_area.
31924 2007-01-03 Robert Kennedy <jimbob@google.com>
31926 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31927 whose definitions are deleted due to basic block merging.
31929 2007-01-03 Paul Brook <paul@codesourcery.com>
31932 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31934 (use_return_insn): Return 0 for Thumb interrupt functions.
31935 (print_multi_reg): Add rfe argument for IRQ returns.
31936 (arm_output_epilogue): Pop interrupt return address directly into PC.
31937 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31939 2007-01-03 Paul Brook <paul@codesourcery.com>
31941 Merge from sourcerygxx-4_1.
31942 * config/arm/thumb2.md: New file.
31943 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31945 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31946 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31947 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31948 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31950 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31951 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31953 * config/arm/ieee754-sf.S: Ditto.
31954 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31955 (thumb1_base_register_rtx_p): ... to this.
31956 (thumb_index_register_rtx_p): Rename...
31957 (thumb1_index_register_rtx_p): ... to this.
31958 (thumb_output_function_prologue): Rename...
31959 (thumb1_output_function_prologue): ... to this.
31960 (thumb_legitimate_address_p): Rename...
31961 (thumb1_legitimate_address_p): ... to this.
31962 (thumb_rtx_costs): Rename...
31963 (thumb1_rtx_costs): ... to this.
31964 (thumb_compute_save_reg_mask): Rename...
31965 (thumb1_compute_save_reg_mask): ... to this.
31966 (thumb_final_prescan_insn): Rename...
31967 (thumb1_final_prescan_insn): ... to this.
31968 (thumb_expand_epilogue): Rename...
31969 (thumb1_expand_epilogue): ... to this.
31970 (arm_unwind_emit_stm): Rename...
31971 (arm_unwind_emit_sequence): ... to this.
31972 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31973 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31974 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31975 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31976 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31977 thumb2_output_casesi): New functions.
31978 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31979 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31980 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31981 THUMB2_WORK_REGS): Define.
31982 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31983 arm_condexec_mask, arm_condexec_masklen)): New variables.
31984 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31985 (arm_override_options): Check new CPU capabilities.
31986 Set new architecture flag variables.
31987 (arm_isr_value): Handle v7m interrupt functions.
31988 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31990 (const_ok_for_arm): Handle Thumb-2 constants.
31991 (arm_gen_constant): Ditto. Use movw when available.
31992 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31994 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31995 (thumb_find_work_register, arm_load_pic_register,
31996 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31997 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31998 print_multi_reg, output_mov_long_double_fpa_from_arm,
31999 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32000 output_mov_double_fpa_from_arm, output_move_double,
32001 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32002 output_return_instruction, arm_output_function_prologue,
32003 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32004 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32005 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32006 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32007 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32008 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32010 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32011 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32012 (arm_file_start): Output directive for unified syntax.
32013 (arm_unwind_emit_set): Handle stack alignment instruction.
32014 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32015 Add v6t2, v7, v7a, v7r and v7m.
32016 (RETLDM): Add Thumb-2 code.
32017 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32018 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32019 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32020 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32021 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32022 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32023 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32024 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32025 ADJUST_INSN_LENGTH): Define.
32026 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32027 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32028 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32029 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32030 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32031 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32032 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32033 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32034 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32035 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32036 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32037 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32038 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32039 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32040 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32041 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32042 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32044 * config/arm/arm-tune.md: Regenerate.
32045 * config/arm/arm-protos.h: Update prototypes.
32046 * config/arm/vfp.md: Enable patterns for Thumb-2.
32047 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32048 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32049 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32050 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32051 * config/arm/libunwind.S: Add Thumb-2 code.
32052 * config/arm/constraints.md: Update include Thumb-2.
32053 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32054 * config/arm/ieee754-df.S: Ditto.
32055 * config/arm/bpabi.S: Ditto.
32056 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32057 * config/arm/predicates.md (low_register_operand,
32058 low_reg_or_int_operand, thumb_16bit_operator): New.
32059 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32060 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32061 * config/arm/t-arm-elf: Add armv7 multilib.
32062 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32064 (UNSPEC_STACK_ALIGN, ce_count): New.
32065 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32066 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32068 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32069 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32070 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32071 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32072 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32073 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32075 * doc/extend.texi: Document ARMv7-M interrupt functions.
32076 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32078 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32080 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32081 (struct _Unwind_Context): Rename args_size to flags, remove
32082 signal_frame field, add a new args_size field and version field.
32083 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32084 _Unwind_IsExtendedContext): New inline functions.
32085 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32086 Assume by_value array is only present if _Unwind_IsExtendedContext.
32087 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32088 _Unwind_IsSignalFrame.
32089 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32090 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32091 (uw_init_context_1): Initialize context->flags to
32092 EXTENDED_CONTEXT_BIT.
32093 * config/rs6000/linux-unwind.h (frob_update_context): Use
32094 _Unwind_SetSignalFrame.
32096 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32098 PR middle-end/30353
32099 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32100 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32103 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32105 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32106 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32107 RET, AT_SP): Remove.
32108 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32111 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32112 * cfgbuild.c (find_basic_blocks): Likewise.
32113 * cfgrtl.c (rtl_create_basic_block): Likewise.
32114 * function.c (temp_slots_at_level): Likewise.
32115 * reg-stack.c (stack_regs_mentioned): Likewise.
32116 * regclass.c (allocate_reg_info): Likewise.
32117 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32118 set_bb_for_stmt, move_block_to_fn): Likewise.
32119 * tree-complex.c (tree_lower_complex): Likewise.
32120 * vec.h (VEC_safe_grow_cleared): New.
32122 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32124 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32126 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32127 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32129 * cfgloopmanip.c (scale_loop_frequencies): Export.
32130 (loopify): Scale the frequencies by prescribed coefficients.
32131 (set_zero_probability): New function.
32132 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32133 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32134 and frequencies according to arguments.
32135 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32137 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32138 * modulo-sched.c (sms_schedule): Set probabilities for entering
32139 versioned loop correctly.
32140 * tree-vect-transform.c (vect_transform_loop): Ditto.
32141 * cfgloop.h (loopify, loop_version): Declaration changed.
32142 (scale_loop_frequencies): Declared.
32144 2007-01-02 Jan Hubicka <jh@suse.cz>
32146 * cgraph.c: Include tree-flow.h
32147 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32148 early_local_passes.
32149 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32150 * tree-pass.h (pass_all_early_optimizations): Declare.
32151 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32152 early_local_passes.
32153 (cgraph_analyze_function): Do early_local_passes.
32154 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32155 Do not add referenced vars.
32156 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32158 (gate_all_early_local_passes): New gate.
32159 (pass_early_local_passes): Use new gate.
32160 (execute_early_local_optimizations): New functions.
32161 (gate_all_early_optimizations): New gate.
32162 (pass_all_early_optimizations): New pass.
32163 (execute_free_datastructures): Free SSA only when initialized.
32164 (gate_init_datastructures): Init only when optimizing.
32165 (tree_lowering_passes): Do early local passes when called late.
32166 * tree-profile.c (do_tree_profiling): Don't profile functions added
32168 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32169 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32171 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32172 during early_local_passes.
32173 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32176 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32178 * Makefile.in: Update copyright year.
32180 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32182 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32183 in $(lang_checks) and check-consistency targets.
32185 2007-01-02 Jan Hubicka <jh@suse.cz>
32187 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32188 Do not add referenced vars.
32189 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32191 * passes.c (init_optimization_passes): Put mudflap_2 after
32192 free_datastructures.
32194 2007-01-02 Jan Hubicka <jh@suse.cz>
32196 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32197 Set NOTHROW flag on call statements proved to be nothrow.
32198 Update statement of local calls so new pure/const functions are
32199 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32201 (tree_rest_of_compilation): Register hooks and initialize bitmap
32202 early. Do not set after_inlining flag.
32204 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32206 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32207 HOST_BITS_PER_LONGLONG
32209 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32212 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32213 warning for non-static initializers.
32215 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32217 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32218 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32219 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32220 Always use set_unique_reg_note to add REG_EQUAL notes.
32222 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32225 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32227 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32228 * cfgbuild.c (find_basic_blocks): Likewise.
32229 * cfgrtl.c (rtl_create_basic_block): Likewise.
32230 * function.c (temp_slots_at_level): Likewise.
32231 * reg-stack.c (stack_regs_mentioned): Likewise.
32232 * regclass.c (allocate_reg_info): Likewise.
32233 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32234 set_bb_for_stmt, move_block_to_fn): Likewise.
32235 * tree-complex.c (tree_lower_complex): Likewise.
32236 * vec.h (VEC_safe_grow_cleared): New.
32238 2007-01-02 Ian Lance Taylor <iant@google.com>
32240 * c-common.c (c_common_truthvalue_conversion): When warning about
32241 using an assignment as a truth value, set TREE_NO_WARNING.
32243 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32246 * c.opt (Wold-style-declaration): New.
32247 * doc/invoke.texi (C-only Warning Options): New.
32248 (Wold-style-declaration): Document it.
32249 (Wextra): Enabled by -Wextra.
32250 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32251 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32252 -Wold-style-declaration.
32254 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32256 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32257 * cfgbuild.c (find_basic_blocks): Likewise.
32258 * cfgrtl.c (rtl_create_basic_block): Likewise.
32259 * function.c (temp_slots_at_level): Likewise.
32260 * reg-stack.c (stack_regs_mentioned): Likewise.
32261 * regclass.c (allocate_reg_info): Likewise.
32262 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32263 set_bb_for_stmt, move_block_to_fn): Likewise.
32264 * tree-complex.c (tree_lower_complex): Likewise.
32265 * vec.h (VEC_safe_grow_cleared): New.
32267 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32269 * c-common.c (c_common_nodes_and_builtins): Since variants of
32270 void_type_node get built before it is given a name, we need to
32271 give those variants the name, too.
32272 (complete_array_type): We need to work with the canonical main
32273 type of the array, from which we will build the qualified version.
32274 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32275 * print-tree.c (print_node): Display canonical type information
32277 * stor-layout.c (layout_type): When we don't know the
32278 alignment of a type for which we're building an array, we end up
32279 guessing wrong, so make the type require structural equality.
32280 * tree.c (make_node_stat): When we build a new type, it is its
32281 own canonical type.
32282 (build_type_attribute_qual_variant): When building an attribute
32283 variant, its canonical type is the non-attribute variant. However,
32284 if the attributes are target-dependent and they differ, we need to
32285 use structural equality checks for this type.
32286 (build_qualified_type): A qualified type is not equivalent to its
32287 unqualified variant; set the canonical type appropriately.
32288 (build_distinct_type_copy): When building a distinct type from
32289 another type, the new type is its own canonical type.
32290 (build_variant_type_copy): When building a new type variant, we
32291 assume that it is equivalent to the original type.
32292 (build_pointer_type_for_mode): When building a pointer type, also
32293 build a canonical type pointer.
32294 (build_reference_type_for_mode): When building a reference type,
32295 also build a canonical type reference.
32296 (build_index_type): When we can't hash an index type (e.g.,
32297 because its maximum value is negative), the index type requires
32298 structural equality tests.
32299 (build_array_type): Build the canonical form of an array type.
32300 (build_function_type): Function types require structural equality,
32301 because they contain default arguments, attributes, etc.
32302 (build_method_type_directly): Ditto for method types.
32303 (build_offset_type): Build the canonical offset type.
32304 (build_complex_type): Build the canonical vector type.
32305 (make_vector_type): Build the canonical vector type.
32306 * tree.h (TYPE_CANONICAL): New.
32307 (TYPE_STRUCTURAL_EQUALITY_P): New.
32308 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32309 (struct tree_type): Added "canonical" field.
32310 * params.h (VERIFY_CANONICAL_TYPES): New.
32311 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32312 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32313 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32314 * doc/invoke.texi (verify-canonical-types): Document --param
32315 parameter for verifying canonical types.
32317 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32319 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32320 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32321 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32322 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32324 * config/rs6000/e500.h: New.
32325 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32326 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32328 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32329 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32330 TARGET_E500_DOUBLE): Remove.
32331 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32332 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32333 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32334 * config/rs6000/rs6000.c (rs6000_override_options): Use
32335 CHECK_E500_OPTIONS.
32337 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32339 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32340 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32341 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32342 rs6000_emit_cmove): Don't check TARGET_E500.
32343 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32344 sordered): Don't check TARGET_E500.
32346 2007-01-01 Eric Christopher <echristo@apple.com>
32348 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32349 HARD_REGISTER_NUM_P.
32351 2007-01-01 Roger Sayle <roger@eyesopen.com>
32353 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32354 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32355 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32358 2007-01-01 Mike Stump <mrs@apple.com>
32360 * configure.ac: Remove support for building with Apple's gcc-3.1.
32362 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32364 PR middle-end/30311
32365 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32366 REG is a hard register. Do not modify REG before calling
32368 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32369 multiple of the size of YMODE for certain lowpart cases.
32371 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32373 PR middle-end/30253
32374 * gimplify (voidify_wrapper_expr): Update for
32375 GIMPLE_MODIFY_STMT.
32377 2007-01-01 Andreas Schwab <schwab@suse.de>
32380 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32381 save of BR0 in extra_spill_size instead of spill_size.
32382 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32384 (ia64_expand_epilogue): Restore BR0 from its new location.
32386 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32388 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32389 Use a temporary variable if the left hand side is not a gimple
32392 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32394 * gimplify.c (gimplify_return_expr): Make the temporary variable
32395 for the return expression, a gimple register variable.
32397 2007-01-01 Jan Hubicka <jh@suse.cz>
32399 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32402 2007-01-01 Mike Stump <mrs@apple.com>
32404 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32406 * config/darwin.c (machopic_select_rtx_section): Use
32407 HAVE_GAS_LITERAL16.
32408 (darwin_mergeable_constant_section): Likewise.
32409 * configure: Regenerate.
32410 * config.in: Regenerate.
32412 2007-01-01 Jan Hubicka <jh@suse.cz>
32413 Andrew Pinski <pinskia@gmail.com>
32415 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32416 before starting IPA passes.