1 2005-10-12 Richard Henderson <rth@redhat.com>
4 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
6 2005-10-12 Richard Guenther <rguenther@suse.de>
8 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
10 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
13 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
14 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
17 2005-10-12 Richard Guenther <rguenther@suse.de>
20 * varasm.c (output_constant): Correct typo from previous
23 2005-10-11 Ian Lance Taylor <ian@airs.com>
25 PR rtl-optimization/13931
26 * combine.c: Revert patch of 2003-05-14, and:
27 (try_combine): Only set elim_i1 and elim_i2 if the destination is
28 completely killed in the appropriate insn.
29 (distribute_notes): Don't skip multiple hard register test for
32 2005-10-11 Richard Henderson <rth@redhat.com>
35 * c-typeck.c (convert_for_assignment): Use build_constructor_single
36 to initialize a transparent union instead of a nop_expr.
38 2005-10-11 Richard Henderson <rth@redhat.com>
40 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
41 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
42 (tree_ssa_dce_loop): Call scev_reset.
45 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
46 * tree-ssa-dce.c: Include cfgloop.h.
47 (tree_ssa_dce_loop, pass_dce_loop): New.
48 * tree-pass.h (pass_dce_loop): Declare it.
49 * passes.c (init_optimization_passes): Use it.
51 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
54 * convert.c (convert_to_real): Revert 2005-10-05 patch.
55 Only apply the optimization for rounding builtins if the inner
56 cast is also an extension.
58 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
61 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
62 mark_new_vars_to_rename instead of update_stmt.
64 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
66 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
68 2005-10-11 Jakub Jelinek <jakub@redhat.com>
70 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
71 for setting MMX register to 0 rather than mmx.
73 2005-10-10 Steve Ellcey <sje@cup.hp.com>
76 * configure.ac: Move gas check from mips specific case to common case.
77 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
78 * configure: Regenerate
79 * doc/install.texi: Update.
81 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
84 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
86 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
88 * gcc.c (do_spec_1): Accept numeric characters in file name
91 2005-10-10 Nick Clifton <nickc@redhat.com>
93 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
94 describing the deleted arm_gen_rotated_half_load function.
96 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
98 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
101 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
103 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
105 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
106 (EXTRA_MULTILIB_PARTS): Define.
107 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
108 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
109 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
110 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
111 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
112 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
114 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
116 PR tree-optimization/24226
117 * tree-cfg.c (remove_bb): Clean up unreachable loops.
118 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
119 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
122 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
124 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
126 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
129 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
130 Rewrite for no need for the early clobber.
132 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
134 Merge from csl-arm-branch:
135 2005-09-07 Paul Brook <paul@codesourcery.com>
136 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
139 2005-04-30 Paul Brook <paul@codesourcery.com>
140 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
141 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
143 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
144 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
145 (arm_override_options): Use TARGET_AAPCS_BASED.
146 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
147 (PTRDIFF_TYPE): Use int for AAPCS.
148 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
149 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
150 (DEFAULT_SHORT_ENUMS): Delete.
151 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
153 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
154 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
155 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
156 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
158 2004-12-03 Mark Mitchell <mark@codesourcery.com>
159 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
161 2004-11-22 Mark Mitchell <mark@codesourcery.com>
162 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
164 2004-11-19 Mark Mitchell <mark@codesourcery.com>
165 * config.gcc (arm*-*-linux-gnueabi): Add it.
166 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
168 (TARGET_OS_CPP_BUILTINS): Likeiwse.
169 * config/arm/linux-eabi.h: New file.
170 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
171 (LINUX_TARET_LINK_SPEC): Likewise.
173 * config/arm/t-linux-eabi: New file.
175 2005-10-08 Steven Bosscher <stevenb@suse.de>
178 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
180 (PARAM_SMS_DFA_HISTORY): Likewise.
182 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
185 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
186 (load_register_parameters): Call it.
187 (check_sibcall_argument_overlap_1): Likewise.
188 (store_one_arg): Likewise.
190 2005-10-07 James E. Wilson <wilson@specifix.com>
192 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
193 DImode not VECINT24 for operand 2.
196 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
200 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
201 fr_spill): Use destination_operand for operand 0.
203 2005-10-07 DJ Delorie <dj@redhat.com>
205 * varasm.c (output_constant): Limit error to expanding
208 2005-10-07 Richard Guenther <rguenther@suse.de>
211 * fold-const.c (fold_binary): Fix operand types during folding
212 of X op (A, Y). Evaluation order of the side-effects of
213 X and A are frontend-defined, so ensure we honour that even for
214 tcc_comparison class operands; eased by removing duplicate code.
216 2005-10-07 Steve Ellcey <sje@cup.hp.com>
218 * stor-layout.c (layout_type): Do not allow alignment of array
219 elements to be greater than their size.
221 2005-10-07 Steve Ellcey <sje@cup.hp.com>
223 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
225 (hppa*-*-linux*): Ditto.
226 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
227 * config/host-hpux.c: New.
228 * config/x-hpux: New.
229 * config/pa/x-hpux: Remove.
230 * config/pa/x-linux: Remove.
231 * config/pa/pa-host.c: Remove.
233 2005-10-07 Jeff Law <law@redhat.com>
235 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
236 determine whether or not to try and thread outgoing edges.
238 2005-10-07 David Edelsohn <edelsohn@gnu.org>
240 * config/rs6000/rs6000.md (eqsi_power): New.
241 (neg_eq0si): Add TARGET_POWER to final condition.
244 2005-10-06 Richard Henderson <rth@redhat.com>
246 * config/rs6000/rs6000.c: Revert last change.
248 2005-10-06 Richard Henderson <rth@redhat.com>
250 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
251 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
253 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
257 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
258 out return_label and naked_return_label.
260 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
262 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
265 2005-10-06 Richard Henderson <rth@redhat.com>
268 * tree-inline.c (declare_return_variable): Handle modify_dest not
271 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
273 Fix PR tree-optimization/22488
274 * tree-ssa-structalias.c (check_for_overlaps): New function.
275 (create_variable_info_for): Use it.
277 2005-10-06 Richard Henderson <rth@redhat.com>
280 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
281 (dwarf2out_start_source_file): Print it.
283 2005-10-06 Geoffrey Keating <geoffk@apple.com>
285 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
287 2005-10-06 Richard Henderson <rth@redhat.com>
290 * mode-switching.c (optimize_mode_switching): Clear transp bit
291 for block with incomming abnormal edges.
293 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
294 (fpscr_set_from_mem): Use them.
295 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
296 (fpscr postinc splitters): Rewrite as peephole2+split.
298 2005-10-06 David Edelsohn <edelsohn@gnu.org>
300 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
301 (eq<mode>_compare): Same.
303 2005-10-06 Richard Guenther <rguenther@suse.de>
305 PR tree-optimization/24238
306 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
308 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
310 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
311 here. Use AC_PATH_PROG for environment variables instead of
313 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
315 * configure: Regenerated.
317 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
320 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
321 then force it into a register.
322 (call_value): Likewise.
324 2005-10-06 Richard Henderson <rth@redhat.com>
327 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
328 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
329 under pass_vectorize.
331 2005-10-05 Devang Patel <dpatel@apple.com>
334 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
335 handling constants. Check NAMESPACE_DECL context for constants.
337 2005-10-05 Eric Christopher <echristo@apple.com>
339 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
341 2005-10-05 Richard Henderson <rth@redhat.com>
344 * tree-cfg.c (mark_array_ref_addressable_1): New.
345 (mark_array_ref_addressable): New.
346 * tree-flow.h (mark_array_ref_addressable): Declare.
347 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
349 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
353 * reload.c (subst_reloads): When adding a REG_LABEL to a
354 jump instruction, also update JUMP_LABEL.
356 2005-10-05 David Edelsohn <edelsohn@gnu.org>
358 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
359 * bb-reorder.c (copy_bb_p): Use it.
360 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
362 2005-10-05 Richard Henderson <rth@redhat.com>
365 * toplev.c (process_options): Warn about unsupported combinations
366 of unwind tables and omit-frame-pointer.
367 * config/i386/i386.c (override_options): Similarly. Enable
368 accumulate-outgoing-args if not explicitly disabled.
370 2005-10-05 Steve Ellcey <sje@cup.hp.com>
372 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
373 Handle big endian vs. small endian.
374 (vec_initv2sf): Handle big endian vs. small endian.
375 (*vec_extractv2sf_1): Ditto.
377 2005-10-05 Dale Johannesen <dalej@apple.com>
379 * convert.c (convert_to_real): Don't convert
380 (float)floor(double d) to floorf((float)d).
382 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
384 * config/arm/arm.md (insv): Use gen_int_mode in more places.
386 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
388 PR tree-optimization/18587
389 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
390 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
391 build_vuses): Change to VEC type.
392 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
393 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
394 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
395 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
396 (get_name_decl): New. Return DECL_UID of base variable.
397 (operand_build_cmp): New. qsort comparison routine.
398 (operand_build_sort_virtual): New. Sort virtual build vector.
399 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
400 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
401 (FINALIZE_BASE): Use get_name_decl.
402 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
403 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
404 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
405 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
406 direct VEC_* manipulations.
407 (build_ssa_operands): Call operand_build_sort_virtual.
408 (copy_virtual_operand, create_ssa_artficial_load_stmt,
409 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
410 with direct VEC_* manipulations.
411 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
412 with direct VEC manipulations.
414 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
416 PR tree-optimization/21419
417 PR tree-optimization/24146
418 PR tree-optimization/24151
420 * c-typeck.c (readonly_error): Handle USE being lv_asm.
421 (build_asm_expr): Call it if outputs are read-only.
422 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
424 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
425 Paolo Bonzini <bonzini@gnu.org>
429 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
430 enable the instructions and not just the built-ins.
431 * doc/invoke.texi (x86 Options): Likewise.
433 2005-10-04 Geoffrey Keating <geoffk@apple.com>
435 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
437 * doc/invoke.texi (Option Summary): Correct spelling
438 of -mmacosx-version-min.
440 2005-10-04 Devang Patel <dpatel@apple.com>
442 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
445 2005-10-04 Steve Ellcey <sje@cup.hp.com>
447 * tree-vect-transform.c (vect_create_epilog_for_reduction):
448 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
450 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
452 * config/s390/s390.md ("TDSI","DP"): New mode macros.
453 ("TE","tg"): New mode attributes.
454 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
455 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
456 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
457 dword_mode and one for GPRmode.
459 2005-10-04 Ian Lance Taylor <ian@airs.com>
461 PR preprocessor/13726
462 * c-ppoutput.c (cb_include): Add comments parameter, and print out
463 any comments passed in.
465 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
467 * tree.c (annotate_with_file_line): Fix typo.
469 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
472 * builtins.c (fold_builtin_memcmp): When constructing the pointer
473 type used to access data in the inlined length == 1 case, use
474 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
475 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
477 2005-10-04 Uros Bizjak <uros@kss-loka.si>
479 * config/i386/i386.h (TARGET_FISTTP): Enable also for
480 TARGET_SSE3 and only for TARGET_80387.
481 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
482 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
483 Do not depend on TARGET_80387.
485 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
487 * tree.c (last_annotated_node): Change type to location_t*.
488 (annotate_with_file_line): Reflect the change of
489 last_annotated_node type.
491 2005-10-04 Richard Guenther <rguenther@suse.de>
494 * c-decl.c (grokdeclarator): Don't write to fields
497 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
500 * c-decl.c (finish_decl): Use set_user_assembler_name even for
502 * varasm.c (make_decl_rtl): If a register variable does not
503 have a set user assmbler name, error out.
504 Decode the asmspec is now name+1 bypassing '*'.
506 2005-10-04 Steven Bosscher <stevenb@suse.de>
508 PR tree-optimization/23049
509 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
510 of a COND_EXPR is folded before calling fold on the whole rhs of a
511 conditional assignment.
512 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
513 document that a COND_EXPR may appear there.
515 2005-10-03 Diego Novillo <dnovillo@redhat.com>
518 * tree-vrp.c (extract_range_from_assert): If the new numeric
519 range created out of the assertion contradicts the existing
520 numeric range of the ASSERT_EXPR variable, make the new range
523 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
525 * config/sh/sh.c (sh_register_move_cost): Add case for moving
526 from T_REGS to FP register class.
528 2005-10-03 Richard Henderson <rth@redhat.com>
531 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
532 before creating a new one.
534 2005-10-03 David Edelsohn <edelsohn@gnu.org>
536 * config/rs6000/t-aix43 (LDFLAGS): New.
537 * config/rs6000/t-aix52 (LDFLAGS): New.
539 2005-10-03 Ian Lance Taylor <ian@airs.com>
541 * gimplify.c (find_single_pointer_decl_1): New static function.
542 (find_single_pointer_decl): New static function.
543 (internal_get_tmp_var): For a formal variable, set restrict base
544 information if appropriate.
545 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
547 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
548 (DECL_GET_RESTRICT_BASE): Define.
549 (SET_DECL_RESTRICT_BASE): Define.
550 (decl_restrict_base_lookup): Declare.
551 (decl_restrict_base_insert): Declare.
552 (struct tree_decl_with_vis): Add based_on_restrict_p field.
553 * tree.c (restrict_base_for_decl): New static variable.
554 (init_ttree): Initialize restrict_base_for_decl.
555 (copy_node_stat): Copy restrict base information.
556 (decl_restrict_base_lookup): New function.
557 (decl_restrict_base_insert): New function.
558 (print_restrict_base_statistics): New static function.
559 (dump_tree_statistics): Call print_restrict_base_statistics.
561 2005-10-02 Diego Novillo <dnovillo@redhat.com>
564 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
567 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
570 * c-typeck.c (tagged_tu_seen): Rename to ...
571 (tagged_tu_seen_cache): this and add val field.
572 (comptypes): Move functional to comptypes_internal
573 and free tagged_tu_seen.
574 (comptypes_internal): New function and call comptypes_internal
575 instead of comptypes. Speed up by sibcalling
576 tagged_types_tu_compatible_p.
577 (alloc_tagged_tu_seen): New function
578 (free_all_tagged_tu_seen_up_to): New function.
579 (tagged_types_tu_compatible_p): Return the val of the seen two
581 Add that the two types are the same to tagged_tu_seen_base
582 if they are and call comptypes_internal instead of comptypes.
583 <case UNION_TYPE>: Speed up common type where the fields are
585 (function_types_compatible_p): Call comptypes_internal instead of
587 (type_lists_compatible_p): Likewise.
588 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
590 2005-10-02 Matthias Klose <doko@debian.org>
592 * doc/invoke.texi: Fix typo and speling error.
594 2005-10-01 Richard Henderson <rth@redhat.com>
596 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
598 2005-10-01 Mark Mitchell <mark@codesourcery.com>
600 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
601 using --start-group and --end-group.
603 2005-10-01 Diego Novillo <dnovillo@redhat.com>
605 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
606 FIXME note regarding quirky semantics.
608 2005-10-01 Diego Novillo <dnovillo@redhat.com>
611 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
612 non-null range as a last resort.
614 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
615 Diego Novillo <dnovillo@redhat.com>
618 * tree-vrp.c (extract_range_from_assert): For !=
619 assertions, only build an anti-range if LIMIT is a
622 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
624 * arm.md (movqi): On thumb when optimizing, handle loading from
625 memory by describing this as taking a subreg of a zero-extended load
626 into an SImode register.
629 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
631 * reload1.c (merge_assigned_reloads): Do not change any
632 RELOAD_FOR_OUTPUT_ADDRESS reloads.
634 2005-09-30 Geoffrey Keating <geoffk@apple.com>
636 * Makefile.in (LIPO_FOR_TARGET): Define.
637 (STRIP_FOR_TARGET): Define.
639 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
640 before creating new ones. Do symlinks before creating the actual
643 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
644 to work out which multilibs are actually being built.
646 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
648 * tree-vect-transform.c, config/ms1/ms1.md,
649 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
650 Follow spelling conventions.
651 * doc/invoke.texi, doc/md.texi: Fix typos.
653 2005-09-30 Andrew Macleod <amacleod@redat.com>
655 PR tree-optimization/21430
656 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
657 use operands, and set stmt pointer if need be.
658 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
659 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
662 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
665 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
667 2005-09-29 Mark Mitchell <mark@codesourcery.com>
669 * optabs.c (expand_binop): Initialize first_pass_p.
671 2005-09-29 Jakub Jelinek <jakub@redhat.com>
674 * c-decl.c (c_write_global_declarations_1): If any
675 wrapup_global_declaration_2 call returned true, restart the loop.
677 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
679 Fix PR tree-optimization/24117
680 * tree-ssa-structalias.c (find_func_aliases): Strip nops
681 before considering whether to use anyoffset.
683 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
687 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
689 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
691 (swap_commutative_operands_with_target): New.
693 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
696 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
699 2005-09-29 Steven Bosscher <stevenb@suse.de>
701 PR tree-optimization/23911
702 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
703 and IMAGPART_EXPR too.
705 2005-09-28 Mark Mitchell <mark@codesourcery.com>
708 * expmed.c (expand_shift): Move logic to reverse rotation
709 direction when rotating by constants ...
710 * optabs.c (expand_binop): ... here.
711 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
712 (ix86_rotrdi3): New pattern.
713 (rotldi3): Handle 32-bit mode.
714 (ix86_rotldi3): New pattern.
716 2005-09-29 Alan Modra <amodra@bigpond.net.au>
719 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
720 check for numbers that need no bit twiddle.
722 2005-09-28 Geoffrey Keating <geoffk@apple.com>
724 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
725 multilib to be built.
727 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
728 (stage1-start): Delete old libgcc and libunwind before moving
729 anything into the stage directory.
730 (stage2-start): Likewise.
731 (stage3-start): Likewise.
732 (stage4-start): Likewise.
733 (stageprofile-start): Likewise.
734 (stagefeedback-start): Likewise.
735 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
736 header in tm_file and CPU-specific t-darwin in tmake_file.
737 (i[34567]86-*-darwin*): Don't change tm_file.
738 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
739 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
740 shared library stub for target OS version.
741 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
742 (SHLIB_LINK): Don't make SHLIB_SOLINK.
743 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
744 (libgcc_s.%.dylib): New.
746 (install-darwin-libgcc-stubs): New.
747 (INSTALL_LIBGCC): New append.
748 * config/i386/darwin-libgcc.10.4.ver: New.
749 * config/i386/darwin-libgcc.10.5.ver: New.
750 * config/i386/t-darwin: New.
751 * config/rs6000/darwin-libgcc.10.4.ver: New.
752 * config/rs6000/darwin-libgcc.10.5.ver: New.
753 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
754 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
756 2005-09-28 Paul Brook <paul@codesourcery.com>
758 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
761 2005-09-28 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/23853
764 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
765 host_integerp to verify misalignment value.
767 2005-09-28 Richard Henderson <rth@redhat.com>
769 * builtins.c (get_builtin_sync_mode): New.
770 (expand_builtin_sync_operation): Pass in mode argument.
771 (expand_builtin_compare_and_swap): Likewise.
772 (expand_builtin_lock_test_and_set): Likewise.
773 (expand_builtin_lock_release): Likewise.
774 (expand_builtin): Update to match.
776 2005-09-28 Nick Clifton <nickc@redhat.com>
778 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
779 formatting. Add check to PLUS case to ensure that the offset is
780 within an acceptable range.
782 * config/v850/v850.md (casesi): Disable the generation of the
783 switch pattern as it is not being handled properly at the moment.
785 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
786 for when the high words are identical.
788 2005-09-27 Richard Henderson <rth@redhat.com>
790 * pretty-print.c (pp_base_format): Fix typo for %>.
792 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
793 Devang Patel <dpatel@apple.com>
795 PR tree-optimization/23625
796 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
797 LABEL_EXPR, assertion check.
799 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
801 * optabs.c (no_conflict_move_test): Check if a result of a
802 to-be-moved insn would be clobbered by an originally
805 2005-09-27 Jeff Law <law@redhat.com>
807 * passes.c (init_optimization_passes): Replace copy propagation
808 passes immediately after DOM with phi-only copy propagation
809 pases. Add phi-only copy propagation pass after first DOM pass.
810 * tree-pass.h (pass_phi_only_copy_prop): Declare.
811 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
812 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
813 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
814 to init_copy_prop. Callers updated.
815 (do_phi_only_copy_prop): New function.
816 (pass_phi_only_copy_prop): New pass descriptor.
818 2005-09-27 Nick Clifton <nickc@redhat.com>
820 * libgcc2.c (__popcount_tab): Remove redundant prototype.
822 2005-09-26 Jason Merrill <jason@redhat.com>
825 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
827 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
829 2005-09-26 James E Wilson <wilson@specifix.com>
831 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
832 copyright. Add gcc copyright plus libgcc exception.
833 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
835 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
837 2005-09-26 Jeff Law <law@redhat.com>
839 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
840 about when to iterate.
842 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
845 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
846 for __complex__ double in -mcpu=G5 mode.
848 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
850 PR tree-optimization/23942
851 * Makefile.in (SCEV_H): Depends on PARAMS_H.
852 * tree-scalar-evolution.c: Include params.h.
854 (follow_ssa_edge, follow_ssa_edge_in_rhs,
855 follow_ssa_edge_in_condition_phi_branch,
856 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
857 Change return type to t_bool. Use a parameter to limit the size of
858 trees that are walked before stopping
859 (analyze_evolution_in_loop): Initialize the limit to 0.
860 (follow_ssa_edge): Give up by returning t_dont_know if the limit
861 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
863 2005-09-26 Uros Bizjak <uros@kss-loka.si>
866 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
867 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
869 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
871 * combine.c (make_extraction): Check for valid use of subreg.
873 2005-09-26 Uros Bizjak <uros@kss-loka.si>
876 * config/i386/i386.md ("*fistdi2_1"): New pattern.
877 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
878 ("fist<mode>2_with_temp"): Use only register operands.
880 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
882 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
883 CALL_INSN_FUNCTION_USAGE.
885 2005-09-26 Richard Guenther <rguenther@suse.de>
888 * gcse.c: Include hashtab.h, define ldst entry hashtable.
889 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
890 (ldst_entry): Use the hashtable instead of list-walking.
891 (find_rtx_in_ldst): Likewise.
892 (free_ldst_entry): Free the hashtable.
893 (compute_ld_motion_mems): Create the hashtable.
894 (trim_ld_motion_mems): Remove entry from hashtable if
895 removing it from list.
896 (compute_store_table): Likewise^2.
897 (store_motion): Free hashtable in case we did not see
900 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
902 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
903 and arg1 if we are passing them to fold_build2.
905 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
908 * config/i386/i386.c (ix86_function_regparm): Fix the test for
911 2005-09-25 Richard Henderson <rth@redhat.com>
913 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
914 SYMBOL_REF_TLS_MODEL to be correct.
916 2005-09-24 Richard Henderson <rth@redhat.com>
918 * ipa-type-escape.c (discover_unique_type): Remove dead code at
919 end of function. Reindent.
921 2005-09-24 Ian Lance Taylor <ian@airs.com>
923 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
924 NEGATE_EXPR/BIT_NOT_EXPR case.
926 2005-09-24 Richard Henderson <rth@redhat.com>
928 * c-common.c (handle_mode_attribute): When not modifying in place,
929 create subtypes for enumerations.
930 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
931 * gimplify.c (create_tmp_from_val): Likewise.
933 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
935 * config/i386/i386.md (*tls_global_dynamic_64,
936 *tls_local_dynamic_base_64): Add missing mode to call.
937 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
939 2005-09-24 Jan Hubicka <jh@suse.cz>
941 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
942 (cgraph_clone_node): Likewise.
943 * cgraph.h (cgraph_clone_edge): Update prototype.
944 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
945 duplicated prototypes; add updating argument.
946 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
947 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
949 (cgraph_mark_inline_edge): Likewise.
950 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
951 (cgraph_flatten_node): Likewise.
952 (cgraph_decide_recursive_inlining): Likewise.
953 (cgraph_decide_inlining_of_small_function): Likewise.
954 * tree-optimize.c (tree_rest_of_compilation): Likewise.
956 2005-09-23 David Edelsohn <edelsohn@gnu.org>
957 Pete Steinmetz <steinmtz@us.ibm.com>
959 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
960 (rldic.): Set type to "compare".
962 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
963 mfjmpr for MFCTR/MFLR.
964 (movdf_hardfloat64): Same.
965 (movdf_softfloat64): Same. Correct order of store and move types.
966 (movti_string): Set type to store_ux/load_ux.
967 (load_multiple): Set type to load_ux.
968 (store_multiple): Set type to store_ux.
969 (movmemsi): Set type to store_ux.
970 (output_cbranch direct_return): Set type to jmpreg.
971 (stmw): Set type to store_ux.
972 (lmw): Set type to load_ux.
973 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
974 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
975 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
976 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
977 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
978 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
979 (rios1-fpstore): Increase latency to 3.
980 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
981 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
983 2005-09-23 David Edelsohn <edelsohn@gnu.org>
984 Andrew Pinski <pinskia@physics.uc.edu>
986 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
987 operand2 constraint to "b".
988 (sync_<fetchop_name>di_internal): Same.
989 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
991 (sync_old_<fetchop_name>di_internal): Same.
992 (sync_new_<fetchop_name>si_internal): Same.
993 (sync_new_<fetchop_name>di_internal): Same.
995 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
998 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
999 case, define as macros.
1001 PR rtl-optimization/23837
1002 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1003 clobber / clobber match between dest and p->first.
1005 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1006 (no_conflict_move_test): Update comments.
1008 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1010 * doc/install.texi: Update URL for Jacks.
1011 * doc/sourcebuild.texi: Likewise.
1013 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1016 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1017 registers when choosing register preferences.
1018 (movdf_hardfloat64): Same.
1020 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1022 * expmed.c (expand_shift): Don't use the target of the rotate as
1023 target for the first expanded shift insn.
1024 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1026 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1028 PR tree-optimization/22438
1029 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1030 preserved iv rhs rewriting specially.
1032 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1034 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1035 estimate_only is true.
1036 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1037 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1038 tree-ssa-structalias.c
1039 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1040 ref_contains_indirect_ref.
1041 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1043 2005-09-21 DJ Delorie <dj@redhat.com>
1045 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1047 (mn10300_return_in_memory): Support variable size types also.
1048 (mn10300_pass_by_reference): Likewise.
1049 (mn10300_function_value): New.
1050 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1051 (FUNCTION_OUTGOING_VALUE): Likewise.
1052 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1053 * doc/invoke.texi: Document it.
1055 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1058 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1059 force integer op1 into register for XFmode compares.
1061 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1064 * expmed.c (alg_code): Add alg_impossible.
1065 (alg_hash_entry): Add cost.
1066 (synth_mult): Record alg_impossible in the hash table if
1067 multiplication by a given integer is impossble within the
1068 limit. Speed up using alg_impossible.
1070 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1072 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1073 argument. Allow and set any offset if needs_anyoffset is passed
1075 (get_constraint_for): Add argument here too.
1077 (do_structure_copy): Pass NULL to get_constraint_for.
1078 (handle_ptr_arith): Ditto.
1079 (find_func_aliases): Ditto.
1081 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1083 PR rtl-optimization/23898
1084 * output.h (get_attr_min_length): Declare.
1085 * final.c (get_attr_length_1): New function, broken out of:
1087 (get_attr_min_length): New function.
1088 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1089 (duplicate_computed_gotos): Likewise.
1090 * genattr.c (insn_min_length): Generate declaration.
1091 * genattrtab.c (min_fn, min_attr_value): New functions.
1092 (make_length_attrs): Generate insn_min_length.
1094 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1096 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1098 2005-09-20 Richard Henderson <rth@redhat.com>
1100 PR tree-optimization/24059
1101 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1104 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1106 * c.opt (fextended-identifiers): New.
1107 * c-opts.c (c_common_handle_option): Handle
1108 -fextended-identifiers.
1109 * doc/cpp.texi: Update documentation of extended identifiers.
1110 * doc/cppopts.texi (-fextended-identifiers): Document.
1112 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1114 PR tree-optimization/23929
1115 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1118 PR tree-optimization/23818
1119 * tree-stdarg.c (execute_optimize_stdarg): Call
1120 calculate_dominance_info.
1122 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1124 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1125 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1126 (compute_overlap_steps_for_affine_1_2): Use
1127 get_number_of_iters_for_loop.
1128 (analyze_subscript_affine_affine): Check whether difference is
1130 Use get_number_of_iters_for_loop.
1131 Check whether overlap occurs outside of bounds.
1132 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1134 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1136 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1137 base register if possible.
1139 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1141 PR tree-optimization/18463
1142 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1143 converting it directly is not possible.
1144 (chrec_convert_aggressive): New function.
1145 * tree-chrec.h (chrec_convert_aggressive): Declare.
1146 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1147 Fold chrec conversions aggressively if asked to.
1148 (instantiate_parameters): Modified because of changes in
1149 instantiate_parameters_1.
1151 2005-09-19 Richard Henderson <rth@redhat.com>
1153 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1154 (reduc_splus_v2df): New.
1156 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1158 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1159 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1161 2005-09-19 Richard Henderson <rth@redhat.com>
1163 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1166 2005-09-19 Richard Henderson <rth@redhat.com>
1168 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1169 (ia64_expand_dot_prod_v8qi): New.
1170 * config/ia64/ia64-protos.h: Update.
1171 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1172 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1173 sdot_prodv8qi, sdot_prodv4hi): New.
1174 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1176 2005-09-19 Richard Henderson <rth@redhat.com>
1179 * real.c (exact_real_truncate): Return false if the format cannot
1180 represent the number as a normal.
1182 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1183 for a memory source.
1185 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1187 * tree-ssa-operands.c (swap_tree_operands): Export.
1188 * tree.h (swap_tree_operands): Declare.
1189 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1190 Call swap_tree_operands.
1192 2005-09-19 Richard Henderson <rth@redhat.com>
1194 * tree-flow.h (merge_alias_info): Declare.
1195 * tree-ssa-copy.c (merge_alias_info): Export.
1196 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1197 (vect_create_data_ref_ptr): Use create_iv directly.
1198 (vectorizable_load): Use correct types for integer constants.
1199 (vect_generate_tmps_on_preheader): Likewise.
1200 (vect_gen_niters_for_prolog_loop): Likewise.
1202 2005-09-19 Steven Bosscher <stevenb@suse.de>
1204 PR rtl-optimization/23943
1205 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1207 2005-09-18 Jan Hubicka <jh@suse.cz>
1209 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1211 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1213 * varasm.c (output_constant): Do not abort on conversions to union
1214 types between different sizes.
1216 2005-09-18 Richard Guenther <rguenther@suse.de>
1219 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1222 2005-09-18 Paul Brook <paul@codesourcery.com>
1224 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1226 2005-09-17 Richard Henderson <rth@redhat.com>
1228 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1229 * tree-ssa-loop.c (pass_vect_dce): Remove.
1230 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1233 2005-09-17 Richard Henderson <rth@redhat.com>
1235 * tree-pass.h (pass_vect_dce): Declare.
1236 * passes.c (init_optimization_passes): Add it.
1237 * tree-flow.h (tree_ssa_dce): Declare.
1238 * tree-ssa-dce.c (tree_ssa_dce): Export.
1239 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1240 (gate_tree_vectorize): ... here.
1241 (pass_vect_dce): New.
1243 2005-09-17 Jan Hubicka <jh@suse.cz>
1245 * except.c (struct eh_status): Turn region_array into vec.
1246 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1247 convert_from_eh_region_ranges, find_exception_handler_labels,
1248 current_function_has_exception_handlers, assign_filter_values,
1249 build_post_landing_pads, dw2_build_landing_pads,
1250 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1251 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1252 foreach_reachable_handler, can_throw_internal_1,
1253 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1255 (duplicate_eh_region_1): Update region_array.
1256 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1258 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1261 * expmed.c (expand_mult): Substitute simple register for op0 when
1264 2005-09-17 Richard Henderson <rth@redhat.com>
1266 * expr.c (emit_move_via_integer): Add force argument, pass it on
1267 to emit_move_change_mode. Update callers.
1268 (emit_move_complex): Pass true to new force argument.
1269 * function.c (expand_function_end): Move expand_eh_return call
1270 earlier. Merge sub-word complex values into a pseudo before
1271 copying to the return hard register.
1273 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1275 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1276 between different sizes.
1278 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1282 * passes.c (init_optimization_passes): Register dump files for
1285 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1287 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1288 * config/s390/s390.c (s390_overlap_p): New function.
1289 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1290 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1293 2005-09-16 Richard Guenther <rguenther@suse.de>
1295 * ipa-pure-const.c (static_execute): Free auxiliar information.
1296 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1297 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1299 2005-09-15 DJ Delorie <dj@redhat.com>
1301 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1303 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1305 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1307 (swap_commutative_operands_with_target): New.
1309 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1311 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1314 (estimate_iters_using_array): New function.
1315 * tree-data-ref.h (estimate_iters_using_array): Prototype
1316 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1317 Use estimate_iters_using_array instead of analyze_array.
1319 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1321 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1324 2005-09-15 Michael Matz <matz@suse.de>
1326 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1328 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1330 PR tree-optimization/23835
1331 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1332 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1334 2005-09-14 Richard Henderson <rth@redhat.com>
1336 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1337 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1339 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1341 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1342 in the ARRAY_TYPE case.
1344 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1346 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1348 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1351 * tree-vect-transform.c (vectorizable_operation): Return false for
1352 scalar shift operations and for vector shift operations with
1353 non-invariant shift arguments. Use scalar tree operand op1 as
1354 a shift operand when vector shift insn pattern uses scalar shift
1356 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1358 2005-09-14 Olivier Hainque <hainque@adacore.com>
1360 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1361 value if it has side-effects.
1363 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1366 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1368 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1370 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1371 passed as NAME as if it were label at start of function code.
1373 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1375 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1378 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1380 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1381 as early clobber. Rewrite so the PIC register is not implicitly used.
1383 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1385 * tree.c (annotate_with_file_line): Compare line numbers before
1388 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1391 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1392 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1394 2005-09-13 Ian Lance Taylor <ian@airs.com>
1396 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1397 than a HOST_WIDEST_INT to gen_doloop_begin.
1399 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1401 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1403 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1405 PR tree-optimize/23817
1406 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1408 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1411 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1412 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1413 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1414 (restore_stack_nonlocal): Likewise.
1415 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1417 2005-09-12 Ian Lance Taylor <ian@airs.com>
1420 * c.opt (ffriend-injection): New C++ option.
1421 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1422 (C++ Dialect Options): Document -ffriend-injection.
1424 2005-09-12 Josh Conner <jconner@apple.com>
1427 * ipa-reference.c (static_execute): Don't mark variables in
1428 named sections TREE_READONLY.
1430 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1432 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1435 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1437 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1438 V_MUST_DEF instead of just the first_use_p.
1439 Don't mark the virtual variables for renaming on the statement which
1441 (pass_dse): Remove TODO_update_ssa.
1443 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1446 * stor-layout.c (compute_record_mode): For records with a single
1447 field, actually check the field's mode size against the type size.
1449 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1450 registers for TARGET_SHMEDIA.
1451 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1452 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1453 of GENERAL_REGS and FP_REGS.
1455 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1457 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1459 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1461 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1462 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1463 are omitted. Exclude stack_tie insn too.
1465 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1467 PR rtl-optimization/23098
1468 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1470 * config/rs6000/rs6000.md (movdf splitter): Use
1471 const_double_operand predicate for TARGET_POWERPC64.
1472 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1473 SYMBOL_REF method to ABI_V4.
1475 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1476 replace_equiv_address.
1477 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1478 rs6000_sr_alias_set and MEM_NOTRAP.
1479 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1481 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1483 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1484 handle CALL_EXPR again.
1486 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1488 * arm/predicates.md (alignable_memory_operand): Delete.
1490 2005-09-10 Richard Henderson <rth@redhat.com>
1493 * dbxout.c (dbxout_expand_expr): New.
1494 (dbxout_symbol): Use it.
1496 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1498 * arm.c (arm_gen_rotated_half_load): Delete.
1499 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1500 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1501 (thumb_set_return_address): Likewise.
1502 (thumb_load_double_from_address): Use adjust_address.
1503 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1504 (extendhsisi2_mem, movhi_bytes): Use change_address.
1505 (movhi): Use widen_memory_access.
1506 (reload_out_df): Use replace_equiv_address.
1507 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1509 2005-09-09 Richard Henderson <rth@redhat.com>
1512 * dbxout.c: Include expr.h.
1513 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1514 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1515 * Makefile.in (dbxout.o): Add EXPR_H.
1517 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1519 PR tree-optimization/23509
1520 * tree-cfg.c (replace_uses_by): Use replace_exp.
1521 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1522 pointers have name_mem_tag or type_mem_tag set.
1524 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1526 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1527 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1528 of wrongly accessing operands.
1530 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1532 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1533 * tree-chrec.c: Include tree-scalar-evolution.h.
1534 (chrec_convert): Instantiate the base and step before calling
1535 scev_probably_wraps_p that would fail on parametric evolutions.
1536 Collect all the fails into a single section failed_to_convert,
1537 print a diagnostic, and return chrec_dont_know instead of calling
1539 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1540 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1542 (scev_const_prop): Don't replace the definition of a loop closed ssa
1543 phi node by itself, or by another loop closed ssa phi node.
1544 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1545 that base and step are defined.
1547 2005-09-09 Richard Guenther <rguenther@suse.de>
1550 * fold-const.c (fold_ternary): Check truth_value_p before
1551 calling invert_truthvalue.
1553 2005-09-09 Nick Clifton <nickc@redhat.com>
1555 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1556 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1557 dimension of these arrays.
1558 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1560 * longlong.h: Only provide a prototype for the __clz_tab[] array
1561 if this header has not been included from libgcc2.h.
1562 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1564 Provide prototypes for exported functions.
1565 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1568 2005-09-08 Josh Conner <jconner@apple.com>
1572 * expr.c (expand_expr_addr_expr_1): Don't invoke
1573 expand_simple_binop for EXPAND_INITIALIZER.
1575 2005-09-08 Richard Henderson <rth@redhat.com>
1578 * toplev.c (wrapup_global_declaration_1): Split out ...
1579 (wrapup_global_declaration_2): ... from ...
1580 (wrapup_global_declarations): ... here. Return bool.
1581 (check_global_declaration_1): Split out ...
1582 (check_global_declarations): from here.
1583 (emit_debug_global_declarations): New.
1584 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1585 check_global_declaration_1, emit_debug_global_declarations): Declare.
1586 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1587 of decls. Call wrapup_global_declaration_1,
1588 wrapup_global_declaration_2, check_global_declaration_1 directly.
1589 (c_write_global_declarations_2): New.
1591 (c_write_global_declarations): Call c_write_global_declarations_2.
1592 * langhooks.c (write_global_declarations): Call
1593 emit_debug_global_declarations.
1595 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1596 remove decls that have DECL_RTL_SET_P.
1597 * passes.c (rest_of_decl_compilation): Invoke
1598 cgraph_varpool_finalize_decl for all but functions.
1600 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1602 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1603 the result of a conversion if the new min and max cannot be compared.
1605 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1607 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1608 (override_options): Setting s390_sr_alias_set removed.
1609 (save_fpr, save_gprs): Set alias set to vararg or frame.
1610 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1611 s390_sr_alias_set with get_frame_alias_set ().
1612 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1613 get_varargs_alias_set ().
1615 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1619 * c-parser.c (c_parser_objc_method_definition): If the next
1620 token is not "{", error out and don't start the function.
1622 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1624 * tree-vrp.c (extract_range_from_expr): Move the check for non
1625 nullness after the check for gimple invariant.
1627 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1629 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1631 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1634 * config/m32r.md (movmemsi_internal): Canonicalize order of
1635 operands in PLUS component of template.
1637 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1639 * reload1.c (fixup_eh_region_note): Remove assertion.
1640 (fixup_abnormal_edges): Reverted removal of call to
1641 find_many_sub_basic_blocks made on 2005-08-31.
1643 2005-09-07 Richard Henderson <rth@redhat.com>
1645 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1646 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1647 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1648 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1649 rearrange for better packing.
1650 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1651 (lookup_cfa_1): Remove inline marker.
1652 (cfa_equal_p): Split out of ...
1653 (def_cfa_1): ... here. Use INVALID_REGNUM.
1654 (build_cfa_loc): Handle !cfa->indirect.
1655 (frame_pointer_cfa_offset): New.
1656 (dbx_reg_number): Assert register elimination performed; do
1657 leaf register remapping.
1658 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1659 (eliminate_reg_to_offset): New.
1660 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1661 for verifiably local stack frame addresses; re-base to CFA.
1662 (mem_loc_descriptor): Remove can_use_fbreg argument.
1663 (concat_loc_descriptor, loc_descriptor): Likewise.
1664 (containing_function_has_frame_base): Remove.
1665 (rtl_for_decl_location): Don't do register elimination or
1666 leaf register remapping here.
1667 (secname_for_decl): Split out from ..
1668 (add_location_or_const_value_attribute): ... here.
1669 (convert_cfa_to_loc_list): New.
1670 (compute_frame_pointer_to_cfa_displacement): New.
1671 (gen_subprogram_die): Use them.
1672 * tree.h (frame_base_decl): Remove.
1673 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1674 (prologue_stack_adjust): Remove.
1675 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1676 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1677 (set_frame_base_location): Remove.
1678 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1679 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1680 (vt_add_function_parameters): Don't eliminate_regs.
1681 (vt_initialize): Don't create frame_base_decl.
1683 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1685 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1686 version of GNU binutils for 4.x and later.
1688 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1690 * ggc-page.c (ggc_push_context): Remove.
1691 (ggc_pop_context): Likewise.
1692 * ggc.h (ggc_push_context): Remove.
1693 (ggc_pop_context): Likewise.
1695 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1698 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1699 returning from an interrupt handler.
1701 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1704 * config/arc/arc.c (output_shift): Add check for loop count when
1707 2005-09-06 Steven Bosscher <stevenb@suse.de>
1709 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1711 (abs_replacement): Likewise.
1712 (pass_phiopt): Remove TODO_update_ssa.
1714 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1717 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1718 if "return with no value, in function returning non-void" warning
1720 * tree-cfg.c (execute_warn_function_return): Don't look at
1721 RETURN_EXPRs with TREE_NO_WARNING set.
1724 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1725 for internal functions doesn't use registers used by global registers
1726 variables. Use fewer register parameters if there are global register
1729 2005-09-06 Olivier Hainque <hainque@adacore.com>
1730 Eric Botcazou <ebotcazou@adacore.com>
1733 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1734 when we would be extracting outside its bit span (bitpos+bitsize
1735 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1736 Ada unchecked conversions.
1738 2005-09-06 Steven Bosscher <stevenb@suse.de>
1740 * tree-ssa-pre.c (try_look_through_load): New function.
1741 (compute_avail): Use it to try to look through loads for some
1742 more useful expressions.
1744 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1746 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1747 condition for detecting cases like (a&a) and (a^a).
1749 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1751 * common.opt: Add option ftree-vect-loop-version.
1752 * params.def: Add --param vect-max-version-checks.
1753 * doc/invoke.texi: Document ftree-vect-loop-version and
1754 --param vect-max-version-checks.
1755 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1756 may_misalign_stmts and defines for accessors.
1757 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1758 LOOP_VINFO_MAY_MISALIGN_STMTS.
1759 (destroy_loop_vec_info): VEC_free for
1760 LOOP_VINFO_MAY_MISALIGN_STMTS.
1761 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1762 Update documentation.
1763 (vect_update_misalignment_for_peel): New.
1764 (vect_enhance_data_refs_alignment): Update to choose loop
1765 peeling or loop versioning if appropriate for the (potentially)
1766 unaligned data references in the loop.
1767 (vect_analyze_data_refs_alignment): Remove call to
1768 vect_enhance_data_refs_alignment so the checks can be done
1770 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1771 and move up call to vect_analyze_data_refs_alignment.
1772 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1773 (vect_transform_loop): Add call to loop_version.
1775 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1777 PR rtl-optimization/23098
1778 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1779 * simplify-rtx.c (constant_pool_reference_p): New function.
1780 * rtl.h (constant_pool_reference_p): New prototype.
1781 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1782 constant_pool_reference_p in condition and
1783 avoid_constant_pool_reference in preparation statements.
1785 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1787 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1788 STRICT_LOW_PART SETs.
1790 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1793 * except.c (sjlj_emit_function_enter): Find the function begin
1794 note even when it's not in first basic block.
1796 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1798 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1799 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1800 * aclocal.m4: Regenerate.
1802 2005-09-05 DJ Delorie <dj@redhat.com>
1804 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1807 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1809 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1810 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1811 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1812 Follow spelling conventions.
1813 * doc/invoke.texi: Follow spelling conventions.
1815 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1817 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1818 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1819 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1821 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1824 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1825 (output_stack_adjust): Use gen_tmp_stack_mem.
1826 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1827 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1828 (sh_get_pr_initial_val): Likewise.
1829 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1830 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1831 * sh.md (divsi_inv_m0): Use gen_const_mem.
1832 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1833 (movdf_i4+1): Use gen_tmp_stack_mem.
1834 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1835 (fpu_switch+2): Likewise.
1836 (movv4sf_i, movv16sf_i): Use adjust_address.
1837 (symGOT_load): Set MEM_NOTRAP_P bit.
1839 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1842 * pa.c (emit_move_sequence): Fix typo in last change.
1844 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1846 PR rtl-optimization/23454
1847 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1850 2005-09-03 Richard Henderson <rth@redhat.com>
1851 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1854 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1857 2005-09-02 Nicolas Pitre <nico@cam.org>
1859 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1860 to bit_count to 32 bits.
1862 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1865 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1866 generating synthetic loads from volatile lvalues.
1868 005-09-02 Nick Clifton <nickc@redhat.com>
1870 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1871 __ctzhi2, __clzhi2): New functions.
1873 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1876 * tree-nested.c (struct var_map_elt): Mark with GTY.
1877 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1879 (lookup_field_for_decl): Allocate new element in GC memory.
1880 (lookup_tramp_for_decl): Likewise.
1881 (convert_nl_goto_reference): Likewise
1882 (create_nesting_tree): Allocate info in GC memory. Likewise for
1884 (free_nesting_tree): Free with ggc_free instead of free.
1885 (root): New static variable.
1886 (lower_nested_functions): Remove root as local variable. And zero out
1887 root at the end of the function.
1889 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1891 PR rtl-optimization/20365
1892 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1893 to short. New member ix.
1894 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1895 (simplify_plus_minus): Initialize ix members before calling qsort.
1897 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1899 PR tree-optimization/23626
1900 * tree-cfg.c (replace_uses_by): Clean up eh info.
1902 2005-09-01 DJ Delorie <dj@redhat.com>
1904 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1907 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1909 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1910 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1913 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1915 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1916 do not issue warning for a variable definition following
1919 2005-09-01 Richard Henderson <rth@redhat.com>
1922 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1923 conversion to CONST_VECTOR.
1925 2005-09-01 Richard Henderson <rth@redhat.com>
1928 * reload1.c (reload_as_needed): Check !CALL_P before calling
1929 fixup_eh_region_note.
1930 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1932 2005-09-01 DJ Delorie <dj@redhat.com>
1934 * varasm.c (output_constant): Let the target resolve
1935 conversions of addresses to non-default pointer sizes.
1937 2005-09-01 Nicolas Pitre <nico@cam.org>
1939 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1940 to alow matching ARM pre-indexed addressing mode.
1941 (arm_override_options): Remove now irrelevant comment.
1943 2005-09-01 Phil Edwards <phil@codesourcery.com>
1945 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1946 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1947 * config/i386/vxworks.h: Likewise.
1948 * config/i386/t-vxworksae: New file, for VxWorks AE.
1949 * config/i386/vxworksae.h: Likewise.
1951 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1953 PR tree-optimization/23410
1954 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1955 sequence is not wrapping during the first step.
1957 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1960 * dwarf2out.c (base_type_die): Compare char_type_node with
1961 TYPE_MAIN_VARIANT (type), not type.
1963 2005-09-01 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/15366
1966 * common.opt: Add -finline-functions-called-once.
1967 Put -fearly-inlining in alphabetically ordered place.
1968 * doc/invoke.texi: Document new option.
1969 * ipa-inline.c (cgraph_decide_inlining): Honour
1970 flag_inline_functions_called_once.
1972 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1974 PR rtl-optimization/23478
1975 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1976 (alloc_qty): Initialize it.
1977 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1978 (combine_regs): Combine also n_throwing_calls_crossed fields.
1979 (find_free_reg): Don't attempt to caller-save pseudos crossing
1980 calls that might throw.
1981 * global.c (struct allocno): Add throwing_calls_crossed field.
1982 (global_alloc): Revert 2005-08-22 change. Initialize
1983 throwing_calls_crossed.
1984 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1987 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1990 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1991 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1992 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1993 (and64_2_operand): Tweak to use predicate.
1994 (and_operand): Adjust for mask_operand changes.
1995 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1996 (print_operand): Likewise.
1997 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1998 (mask64_1or2_operand): Delete.
1999 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2000 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2001 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2002 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2003 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2004 (rotldi3_internal4): Likewise.
2005 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2006 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2007 (ashldi3_internal7): Likewise.
2008 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2009 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2010 (anddi3 split): Don't match mask64_operand.
2011 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2012 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2013 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2014 't' splitter predicate.
2015 (movdi_internal64 + 2): Revert 2005-06-11 change.
2017 2005-08-31 DJ Delorie <dj@redhat.com>
2019 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2020 (m32c_asm_integer): Add support for 32 bit pointers.
2022 2005-08-31 Richard Henderson <rth@redhat.com>
2024 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2025 component-like references for setting MEM_NOTRAP_P.
2027 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2028 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2030 2005-08-31 Richard Henderson <rth@redhat.com>
2032 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2033 into a pseudo before applying gen_lowpart.
2035 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2037 * doc/install.texi (Specific): Update cctools version required
2038 for full functionality.
2039 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2040 linkers as -macosx_version_min.
2042 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2045 * sh.c (print_operand, %R and %S): Add handling of floating point
2046 registers, memory, constants and invalid operands.
2048 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2050 * ipa-pure-const.c: Change dump name.
2052 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2055 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2056 to "reg_or_0_operand".
2057 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2059 2005-08-31 Dale Johannesen <dalej@apple.com>
2061 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2062 loops that count down.
2064 2005-08-31 Richard Henderson <rth@redhat.com>
2067 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2068 (fixup_eh_region_note): New.
2069 (reload_as_needed): Call it.
2070 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2071 don't call find_many_sub_basic_blocks; call verify_flow_info.
2072 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2073 (keep_stack_depressed): Likewise.
2074 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2076 2005-08-31 Richard Henderson <rth@redhat.com>
2078 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2081 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2083 * expr.c (expand_expr_real_1): Compare size of address
2084 mode to target's address mode size in deciding expansion of
2085 the constant address.
2087 2005-08-31 Richard Guenther <rguenther@suse.de>
2090 * expr.c (all_zeros_p): New function.
2091 (expand_expr_real_1): Handle the case of an all-zero
2092 non-addressable constructor separately.
2094 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2096 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2097 arguments, adjust all callers.
2098 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2100 2005-08-30 Richard Henderson <rth@redhat.com>
2103 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2104 whenever the mode sizes match.
2106 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2108 * calls.c (load_register_parameters): Fix comment typo.
2109 * expr.c (emit_push_insn): Comment formatting.
2111 2005-08-30 Ian Lance Taylor <ian@airs.com>
2113 * config/i386/x-cygwin (host-cygwin): Change dependency from
2114 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2116 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2118 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2121 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2124 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2125 call to ggc_collect.
2127 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2130 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2131 beginning. Remove $(INCLUDES) from all the rules, if following
2132 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2134 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2137 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2138 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2139 not constant, but maxlen is, don't set len to maxlen, rather
2140 set maxlen to len if len is a constant.
2142 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2144 PR tree-optimization/23475
2145 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2148 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2150 Fix PR middle-end/22455
2152 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2153 Checksum only the parts of the tree that exist for the tree code.
2155 2005-08-28 Dale Johannesen <dalej@apple.com>
2157 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2159 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2161 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2163 2005-08-28 Richard Henderson <rth@redhat.com>
2165 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2166 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2169 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2172 * builtins.c (get_memory_rtx): Don't strip nops
2173 in between COMPONENT_REFs.
2175 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2178 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2180 (gimplify_modify_expr): Check for zero sized types and gimplify the
2181 rhs and lhs as statements.
2183 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2186 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2187 state for return address column of signal frames.
2189 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2192 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2193 bytes >= 2 not bytes == 2.
2194 (expand_block_move): Same.
2196 2005-08-27 Richard Guenther <rguenther@suse.de>
2199 * config/i386/sse.md (sse2_movsd): Add missing closing
2202 2005-08-27 Paul Brook <paul@codesourcery.com>
2204 * genrecog.c (enum decision_type): Add DT_num_insns.
2205 (struct decision_test): Add u.num_insns.
2206 (add_to_sequence): Add DT_num_insns test.
2207 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2208 (write_cond, debug_decision_2): Ditto.
2209 (change_state): Assume peep2_next_insn never fails.
2210 Remove "afterward" argument.
2211 (write afterward, write_tree): Update to match.
2212 * recog.c (peep2_current_count): New variable.
2213 (peep2_next_insn): Check it.
2214 (peephole2_optimize): Set peep2_current_count.
2215 * recog.h (peep2_current_count): Declare.
2217 2005-08-26 Josh Conner <jconner@apple.com>
2220 * ipa-pure-const.c (check_tree): Check for volatile-ness
2221 when considering a dereference.
2223 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2225 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2227 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2229 PR rtl-optimization/23561
2230 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2231 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2232 at most LEN bytes long memory fits into the field.
2233 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2234 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2235 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2237 2005-08-26 Richard Henderson <rth@redhat.com>
2240 * loop.c (biased_biv_may_wrap_p): New.
2241 (maybe_eliminate_biv_1): Use it to suppress non-equality
2242 comparison transformations. Delete disabled code.
2244 2005-08-26 Ian Lance Taylor <ian@airs.com>
2246 * combine.c (make_extraction): Avoid reference outside object.
2248 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2250 * stor-layout.c (finalize_type_size): Restore behaviour for
2251 non-aggregate types to the status quo ante of the patch for
2252 pr 23467. Document why it matters.
2254 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2257 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2258 array by one element, initialize the BT_LAST element with NULL.
2260 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2262 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2263 optimizing for size.
2265 (compare_plus_eqsi): Same.
2266 (plus_eqsi_compare): Same.
2267 (neg_eq0<mode>): Same.
2268 (neg_eq<mode>): Same.
2270 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2273 2005-08-26 Nick Clifton <nickc@redhat.com>
2275 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2276 TARGET_EP is not defined.
2277 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2278 TARGET_EP is enabled.
2279 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2280 * config/v850/v850.md (save_all_interrupt): Only use the EP
2281 register if TARGET_EP is defined.
2282 (restore_all_interrupt): Likewise.
2283 * config/v850/lib1funcs.asm: Update functions so that the EP
2284 register is only used if __EP__ is defined.
2286 2005-08-26 David Ung <davidu@mips.com>
2288 * config/mips/mips.c (mips_expand_prologue): Handle case when
2289 generating for MIPS16 and the outgoing argument area is more than
2290 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2293 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2295 * config/crx/crx.md: Make doloop_end pattern usage controllable
2296 via mloop-nesting=<max-nesting> command line switch. Make sure
2297 the combiner cannot use doloop_end_<mode> in an illegal way.
2298 * config/crx/crx.c: Use regs up to r6 for argument passing.
2299 Refine crx_address_cost (non cst4 displacements are expensive).
2300 * config/crx/crx.opt: Add switch for mloop-nesting=.
2302 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2304 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2305 (UNSPEC_MVST): New constant.
2307 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2309 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2310 Reject operands containing eliminable registers.
2311 * testsuite/gcc.dg/20050825-1.c: New testcase.
2313 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2314 Jan Hubicka <jh@suse.cz>
2316 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2318 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2320 PR tree-optimization/23546
2321 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2324 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2326 * params.def (PARAM_MIN_SPEC_PROB): New.
2327 * sched-rgn.c (MIN_PROBABILITY): Delete.
2328 (compute_trg_info): Convert to PARAM_VALUE.
2329 * doc/invoke.texi (param): Document min-spec-prob.
2331 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2333 * config/darwin.h: define __PIC__
2334 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2335 TARGET_OS_CPP_BUILTINS macro.
2337 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2339 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2342 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2344 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2346 * cfghooks.c (duplicate_block): Added position where to place
2347 new block as argument.
2348 * cfghooks.h (duplicate_block): Declaration changed.
2349 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2351 * cfglayout.h (copy_bbs): Declaration changed.
2352 * cfgloop.h (loop_version): Declaration changed.
2353 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2354 position to copy_bbs.
2355 (loop_version): Pass position to duplicate_loop_to_header_edge.
2356 Add place_after argument and position new blocks according to
2358 * modulo-sched.c (sms_schedule): Pass place_after argument
2360 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2361 * tree-cfg.c (split_edge_bb_loc): New function.
2362 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2363 to determine position of new blocks.
2364 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2366 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2367 argument to duplicate_block.
2368 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2369 Pass position to copy_bbs.
2371 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2373 * fold-const.c (ptr_difference_const): Use
2374 cst_and_fits_in_hwi instead of host_integerp.
2376 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2378 * config/darwin.c (gen_pic_offset): New.
2379 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2382 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2384 PR tree-optimization/23486
2385 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2387 2005-08-23 Phil Edwards <phil@codesourcery.com>
2389 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2390 remove use_collect2.
2391 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2393 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2394 configuration files to override the default value.
2396 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2397 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2398 * config/vx-common.h: New file, split out from...
2399 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2400 * config/vxworksae.h: New file, for VxWorks AE.
2401 * config/vxworks.opt: New file.
2402 * config/vxlib.c: Update for VxWorks 6.
2404 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2405 other MULTILIB_* variables appropriately.
2406 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2407 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2408 * config/rs6000/vxworks.h: Update for VxWorks 6.
2409 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2411 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2414 * config/darwin.c (machopic_select_section): Remove the hack to
2415 mark "::operator new" and "::operator delete" for coalescing
2416 even though they are not weak.
2418 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2420 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2421 * configure: Regenerate.
2423 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2426 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2428 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2429 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2432 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2434 * config/rs6000/predicates.md (equality_operator): New.
2435 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2436 comparison with a large constant.
2438 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2440 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2442 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2444 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2445 registers is even, and we have a hardware double precision fp,
2447 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2448 size of current argument when checking if argument was passed in
2451 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2454 * stor-layout.c (finalize_type_size): Dont override
2455 existing alignment with a smaller alignment from the mode.
2457 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2459 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2460 * lambda.h (lambda_vector_lexico_pos): ... here.
2461 * tree-data-ref.c (build_classic_dist_vector): Return false when
2462 the distance vector is lexicographically negative.
2464 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2466 PR tree-optimization/23511
2467 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2468 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2470 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2472 PR tree-optimization/22043
2473 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2474 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2475 If ALLOW_FLEXARR, handle types ending with flexible array member.
2476 Pass false as second argument to recursive count_type_elements calls.
2477 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2478 argument to count_type_elements call.
2479 * tree-sra.c (decide_block_copy): Likewise.
2480 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2481 for a constant-sized object, set cleared as well. Pass true as
2482 second argument to count_type_elements call.
2484 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2487 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2488 from legitimate_small_data_p, and make global. Update use.
2489 Remove forward declaration.
2490 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2492 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2494 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2496 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2497 of scratch intermediates.
2498 (eq<mode>_compare): Same.
2499 (neg_eq0<mode>): New.
2500 (neg_eq<mode>): Convert to define_insn_and_split.
2502 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2505 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2506 stdarg functions, set/clear the fp marker even when no variable
2508 * config/rs6000/sysv4.opt (mprototype): Describe.
2510 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2512 PR rtl-optimization/23478
2513 * regs.h (reg_info): Add throw_calls_crossed.
2514 (REG_N_THROWING_CALLS_CROSSED): Define.
2515 * flow.c (allocate_reg_life_data): Initialize
2516 REG_N_THROWING_CALLS_CROSSED.
2517 (propagate_one_insn, attempt_auto_inc): Update
2518 REG_N_THROWING_CALLS_CROSSED.
2519 * global.c (global_alloc): Don't allocate pseudos across
2520 calls that may throw.
2522 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2525 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2526 value is inbetween the range if we did not find an exact match.
2528 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2530 * doc/invoke.texi (Option Summary): Add ms1 options.
2531 * doc/extend.texi: Document interrupt handler attribute for ms1.
2532 * doc/md.texi: Document ms1 constraints.
2533 * config.gcc: Add ms1-*-elf.
2534 * config/ms1/ms1.h: New.
2535 * config/ms1/ms1.c: New.
2536 * config/ms1/ms1.md: New.
2537 * config/ms1/ms1-protos.h: New.
2538 * config/ms1/ABI.txt: New.
2539 * config/ms1/crti.asm: New.
2540 * config/ms1/crtn.asm: New.
2541 * config/ms1/lib2extra-funcs.c: New.
2542 * config/ms1/t-ms1: New.
2543 * config/ms1/ms1.opt: New.
2545 2005-08-22 Ira Rosen <irar@il.ibm.com>
2547 * config/rs6000/altivec.md (xorv4sf3): New.
2548 (negv4sf2, neg<mode>2): Likewise.
2550 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2553 * config/ia64/ia64.md (divsi3): Check divide by zero.
2554 (udivsi3): Likewise.
2556 (udivdi3): Likewise.
2558 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2560 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2561 up to elem_bitsize bits, not max_bitsize.
2563 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2565 PR tree-optimization/23433
2566 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2567 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2569 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2571 PR tree-optimization/23434
2572 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2573 the iteration bound is not an INTEGER_CST.
2575 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2577 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2578 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2579 NULL if need_epilog_adjust is false.
2580 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2581 Case 3 always peels first itration, not just for PLUS case, and no need
2582 to use scalar_initial_def here. Create an epilog adjustment only if
2583 scalar_initial_def is not NULL.
2585 (vectorizable_reduction): Remove assert.
2587 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2590 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2591 (__moddi3): Likewise.
2592 (__udivdi3): Likewise.
2593 (__umoddi3): Likewise.
2594 (__divsi3): Likewise.
2595 (__modsi3): Likewise.
2596 (__udivsi3): Likewise.
2597 (__umodsi3): Likewise.
2599 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2601 * tree-pass.h (TDF_GRAPH): Define.
2602 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2603 * passes.c (finish_optimization_passes): Only call
2604 finish_graph_dump_file if TDF_GRAPH is set.
2605 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2606 NULL. Set TDF_GRAPH bit.
2607 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2609 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2611 * arm.h (arm_stack_offsets): Add locals_base field.
2612 * arm.c (arm_get_frame_offsets): Compute it.
2613 (thumb_compute_initial_elimination offset): Make the Thumb frame
2614 pointer point to the base of the local variables.
2615 (thumb_expand_prologue): Update accordingly.
2616 (thumb_expand_epilogue): Likewise.
2618 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2619 mode of clobbered scratch to DImode. Handle a case that's known to
2622 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2624 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2625 (gt0<mode>_compare): Delete.
2626 (neg_gt0<mode>): Delete.
2628 2005-08-19 Eric Christopher <echristo@apple.com>
2630 * optabs.h: Change CTI_ to COI_.
2633 2005-08-19 James E Wilson <wilson@specifix.com>
2635 * builtins.c (expand_builtin_return_addr): Set
2636 current_function_accesses_prior_frames when count != 0. Use
2637 frame_pointer_rtx when count == 0.
2638 * function.h (struct function): Add accesses_prior_frames field.
2639 (current_function_accesses_prior_frames): Define.
2640 * reload1.c (init_elim_table): Check
2641 current_function_accesses_prior_frames.
2642 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2644 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2646 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2647 indicator. Return true if the flowgraph changed during
2650 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2653 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2654 conditional expression before testing its value.
2656 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2658 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2660 2005-08-19 Devang Patel <dpatel@apple.com>
2662 PR tree-optimization/23048
2663 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2664 third parameter. Check whether latch is dominated by exit
2666 (if_convertible_loop_p): Supply exit block itself to
2667 if_convertible_bb_p.
2669 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2672 * arm.md (arm_load_pic_register): Change argument to the mask of
2673 saved registers. Call thumb_find_work_register if we need a
2674 scratch register on Thumb.
2675 (arm_expand_prologue): Pass empty register set to
2676 arm_load_pic_register.
2677 (thumb_expand_prologue): Pass live_regs_mask directly to
2678 arm_load_pic_register.
2679 * arm-protos.h (arm_load_pic_register): Update prototype.
2681 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2683 * sh.c (find_sole_member): New function.
2684 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2685 if the record's alignment is larger than the size of its only member.
2687 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2690 * arm.c (thumb_legitimize_reload_address): New function.
2691 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2692 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2694 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2696 * config/crx/crx.c: Implement crx_decompose_address. Reject
2697 symbolic displacements since CRX register relative adressing
2698 mode can't handle unsigned 32-bit values as displacements.
2699 * config/crx/crx.h: Simplify definitions, remove redundant
2700 parenthesis and obsolete macros.
2701 * config/crx/crx.opt: Add new switch for debugging addresses.
2702 * config/crx/crx-protos.h: Add new declarations for above.
2704 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2707 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2710 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2712 * collect2.c (dup2): Delete.
2713 * configure.ac: Don't check for dup2.
2715 * config.in, configure: Regenerate.
2717 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2719 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2720 record with the type of its only member.
2722 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2724 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2725 define_insn_and_split.
2726 (plus_ltu<mode>_compare): Same.
2727 (gtu<mode>_compare): Same.
2728 (plus_gtu<mode>_compare): Same.
2730 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2732 PR tree-optimization/22228
2733 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2735 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2736 are recorded in vect_vnames_to_rename for renaming.
2737 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2738 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2739 in vect_vnames_to_rename.
2740 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2741 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2743 2005-08-18 Jan Hubicka <jh@suse.cz>
2746 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2747 info only for local statics, not for member variables.
2749 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2751 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2753 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2755 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2757 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2760 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2762 2005-08-17 James E Wilson <wilson@specifix.com>
2764 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2767 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2769 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2770 (leu<mode>_compare): Same.
2771 (plus_leu<mode>): Same.
2772 (neg_leu<mode>): Same.
2773 (and_neg_leu<mode): Same.
2774 (ltu<mode>_compare): Same.
2775 (plus_ltu<mode>): Same.
2777 (geu<mode>_compare): Same.
2778 (plus_geu<mode>): Same.
2779 (neg_geu<mode>): Same.
2780 (and_neg_geu<mode>): Same.
2781 (plus_gt<mode>): Same.
2782 (gtu<mode>_compare): Same.
2783 (plus_gtu<mode>): Same.
2785 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2787 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2788 Move call_table_data to end. Delete spurious .text.
2789 (callt_save_all_interrupt): Fix comment typo.
2791 2005-08-17 James E Wilson <wilson@specifix.com>
2792 Kevin Winchester <winchester@amirix.com>
2795 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2797 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2800 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2801 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2803 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2805 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2806 record with the type of its only member if the modes don't match.
2808 * varasm.c (decode_reg_name): Skip empty additional register names.
2810 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2812 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2813 lsm_tmp_name_length): New.
2814 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2815 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2817 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2818 Andreas Krebbel <krebbel1@de.ibm.com>
2820 * config.gcc: Added z9-109 switch.
2821 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2822 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2823 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2824 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2825 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2826 for "z9_109" cpu attribute.
2827 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2828 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2829 (s390_handle_arch_option): Added z9-109 switch.
2830 (override_options): Set respective cost function for z9-109.
2831 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2832 (legitimate_reload_constant_p): Accept extended immediates.
2833 (print_operand): Three new output modifiers added: k, m and o.
2834 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2835 (s390_output_mi_thunk): Use extended immediate when possible.
2836 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2837 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2838 (CONSTRAINT_LEN): Added length of O constraint.
2839 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2840 * config/s390/s390.md ("cpu"): New value z9_109 added.
2841 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2842 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2843 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2844 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2845 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2846 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2847 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2848 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2849 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2850 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2851 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2852 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2853 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2854 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2855 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2857 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2858 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2859 insns for TARGET_EXTIMM.
2861 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2863 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2865 2005-08-17 Nick Clifton <nickc@redhat.com>
2867 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2868 Call default_encode_section_info.
2870 2005-08-17 Steven Bosscher <stevenb@suse.de>
2872 PR tree-optimization/21574
2873 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2874 constant, return CONSTANT.
2875 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2876 (ccp_fold, visit_assignment): Likewise.
2877 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2879 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2881 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2882 fold_buildN instead of buildN then fold_initializer or fold.
2883 (build_unary_op): Likewise.
2884 (build_binary_op): Likewise.
2885 * fold-const.c (fold_initializer): Remove.
2886 (fold_build1_initializer): New function.
2887 (fold_build2_initializer): New function.
2888 (fold_build3_initializer): New function.
2889 * tree.h (fold_initializer): Remove.
2890 (fold_build1_initializer): New function.
2891 (fold_build2_initializer): New function.
2892 (fold_build3_initializer): New function.
2894 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2896 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2897 (try_move_mult_to_index): Call fold_build2 instead of build2.
2898 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2899 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2900 fold_binary_to_constant.
2901 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2903 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2904 check if A == gcd (A, B). Remove TYPE argument.
2905 (analyze_offset) Use fold_build2 instead of fold (build.
2906 (create_data_ref): Likewise.
2907 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2908 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2911 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2913 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2914 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2916 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2919 * gimplify.c (zero_sized_type): New function.
2920 (gimplify_modify_expr_rhs): If we have a zero sized type,
2921 replace the statement with an empty statement.
2923 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2925 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2928 2005-08-16 Ian Lance Taylor <ian@airs.com>
2930 * doc/tm.texi (Label Output): Correct typo.
2932 2005-08-16 Steven Bosscher <stevenb@suse.de>
2935 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2936 force_operand will work later on using have_insn_for.
2938 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2940 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2942 2005-08-16 Ian Lance Taylor <ian@airs.com>
2945 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2946 vector type, don't try to construct it element by element. Add an
2947 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2949 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2951 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2953 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2955 * doc/invoke.texi (Precompiled Headers): Document some more options
2956 which are known to be safe.
2958 2005-08-16 James E Wilson <wilson@specifix.com>
2960 PR tree-optimization/21105
2961 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2962 TREE_OVERFLOW check.
2964 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2966 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2967 (neg_ltu<mode>): Same.
2969 (neg_gtu<mode>): Same.
2971 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2973 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2974 (fold_builtin_isdigit): Use fold_buildN.
2975 (build_function_call_expr): Likewise.
2976 * c-typeck.c (c_finish_loop): Likewise.
2978 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2979 Richard Shann <rshann@superh.com>
2981 PR middle-end/20396:
2982 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2984 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2986 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2988 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2991 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2992 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2995 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2998 * fold-const.c (build_range_check): Disable optimization for function
2999 pointer expressions on targets that require function pointer
3002 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3004 * simplify-rtx.c (simplify_const_relational_operation): When
3005 extracting arguments of a COMPARE, recompute the mode as well.
3007 2005-08-15 Ian Lance Taylor <ian@airs.com>
3009 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3011 2005-08-15 DJ Delorie <dj@redhat.com>
3013 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3015 (movsi_splittable): Allow, but split, moves to the stack.
3016 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3019 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3021 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3022 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3023 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3025 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3026 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3027 Delete HOST_PTR_PRINTF.
3029 * configure, config.in: Regenerate.
3031 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3033 * config/rs6000/rs6000.md (QHSI): New mode macro.
3034 (wd): Extend mode attr for QImode and HImode
3035 (dbits): New mode attr.
3036 (zero_extend<mode>di2): Convert to mode macro.
3038 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3041 * doc/invoke.texi (-mgnu-ld): Update description.
3044 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3047 * Makefile.in (tree-chrec.o): Depends on real.h.
3048 * tree-chrec.c: Include real.h.
3049 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3050 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3051 * tree-scalar-evolution.c (add_to_evolution_1,
3052 interpret_rhs_modify_expr): Ditto.
3054 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3057 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3058 step is negative compute the estimation from init downwards to zero.
3060 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3062 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3064 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3066 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3068 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3069 Accept double-word constants that can be split.
3070 * config/s390/s390.md ("movti"): Use 'P' constraint.
3071 ("*movdi_31", "*movdf_31"): Likewise.
3073 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3075 Fix PR tree-optimization/22615
3077 * tree-ssa-structalias.c (solution_set_add): Handle
3078 first_vi_for_offset returning NULL.
3079 (do_da_constraint): Ditto.
3080 (do_sd_constraint): Ditto.
3081 (do_ds_constraint): Ditto
3082 (find_func_aliases): Ditto.
3083 (build_constraint_graph): RHS is allowed be ANYTHING.
3084 (first_vi_for_offset): Return NULL if we couldn't find anything at
3087 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3089 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3090 over memory as first operand.
3092 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3095 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3096 available for setting it.
3098 2005-08-14 Ira Rosen <irar@il.ibm.com>
3100 PR tree-optimization/23320
3101 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3102 data-refs' types instead of base object nullness. Add check for
3103 pointer type data-refs before first location comparison. Remove
3106 2005-08-14 Andreas Schwab <schwab@suse.de>
3108 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3110 2005-08-13 James E Wilson <wilson@specifix.com>
3112 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3113 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3114 -fstack-protector-all, --param ssp-buffer-size): Document.
3115 (-Wvariadic-macros): Alphabetize.
3116 (-fsched-stalled-insns-dep): Add missing 'f'.
3118 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3121 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3123 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3124 or indirect address operand.
3125 (EXTRA_ADDRESS_CONSTRAINT): New.
3126 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3128 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3130 PR tree-optimization/22236
3131 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3132 successors and predecessors.
3133 * tree-chrec.c (chrec_convert): Before converting, check that
3134 sequences don't wrap.
3135 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3136 (analyze_array): Extern.
3137 (find_data_references_in_loop): Remove call to
3138 compute_estimated_nb_iterations.
3139 * tree-data-ref.h (analyze_array): Declared.
3140 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3141 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3142 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3143 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3145 * tree-ssa-loop-ivcanon.c: Fix documentation.
3146 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3147 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3148 (infer_loop_bounds_from_undefined): New.
3149 (estimate_numbers_of_iterations_loop): Use
3150 infer_loop_bounds_from_undefined.
3151 (used_in_pointer_arithmetic_p): New.
3152 (scev_probably_wraps_p): Pass an extra parameter. Call
3153 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3154 (convert_step): Fix documentation.
3155 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3156 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3157 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3158 scev_probably_wraps_p.
3160 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3162 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3163 (s390_register_info): Ignore clobbered_regs information for fixed
3164 registers, and only fixed registers.
3165 (s390_init_frame_layout): Remove redundant call.
3167 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3169 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3170 description of -Wold-style-casts.
3172 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3173 Jakub Jelinek <jakub@redhat.com>
3175 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3176 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3177 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3178 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3179 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3180 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3181 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3182 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3183 ("stack_protect_set", "stack_protect_test"): New expanders.
3184 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3185 "stack_protect_testdi"): New insn definitions.
3187 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3189 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3191 2005-08-12 Paul Brook <paul@codesourcery.com>
3193 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3195 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3197 * config/s390/predicates.md (setmem_operand): New predicate.
3198 (shift_count_operand): Accept ANDs with special constants as
3200 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3201 with special constants.
3202 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3203 shift_count_operand with setmem_operand.
3205 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3207 * config/s390/s390.c (s390_extract_part, s390_single_part):
3209 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3210 (s390_output_mi_thunk): Don't use lg on 31 bit.
3211 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3212 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3214 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3216 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3217 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3218 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3219 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3220 with one of the new macros.
3222 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3224 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3225 Don't set save_return_addr_p.
3226 (s390_register_info): Make clobbered_regs not depending on
3229 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3231 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3232 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3234 2005-08-11 James E. Wilson <wilson@specifix.com>
3236 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3238 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3240 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3241 locations gathered by var-tracking in single entry loc_list
3242 over loc_descriptor_from_tree.
3244 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3245 pass it down to loc_descriptor.
3246 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3247 (containing_function_has_frame_base): Move earlier in the file.
3248 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3249 instead of always assuming fbreg can't be used.
3251 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3253 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3254 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3255 Accept address wrapped in AND for Altivec.
3256 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3257 Strip AND wrapping offset address for Altivec.
3259 2005-08-11 Richard Henderson <rth@redhat.com>
3262 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3263 before using TYPE_IS_SIZETYPE.
3265 2005-08-11 Richard Henderson <rth@redhat.com>
3268 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3269 insn types not present on ev4.
3270 (alphaev5_insn_pipe): Similarly.
3272 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3275 * arm.c (arm_override_options): If the user has selected callee-super-
3276 interworking, then enable normal interworking.
3278 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3280 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3283 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3285 * doc/rtl.texi: Fix two typos.
3287 2005-08-11 Richard Guenther <rguenther@suse.de>
3290 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3291 cases where we call to/from functions returning void.
3293 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3296 * tree.c (build_pointer_type_for_mode): Robustify.
3298 2005-08-10 James E Wilson <wilson@specifix.com>
3300 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3301 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3303 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3306 2005-08-10 Eric Christopher <echristo@apple.com>
3308 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3309 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3312 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3315 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3316 for the high part when generating dynamic-no-pic code.
3318 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3320 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3321 (x86_64-*-linux*): Likewise.
3323 * config/i386/crtfastmath.c: New file.
3324 * config/i386/t-crtfm: Likewise.
3326 * config/i386/linux.h (ENDFILE_SPEC): New.
3327 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3329 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3332 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3334 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3335 (vec_shl, vec_shr): Document new operations.
3336 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3338 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3340 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3341 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3342 change predicate to indexed_or_indirect_address.
3344 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3346 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3347 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3348 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3349 and __aeabi_uwrite8.
3350 * config/arm/unaligned-funcs.c: New file.
3351 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3353 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3355 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3357 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3358 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3360 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3361 * final.c (pass_shorten_branches): Add dump.
3362 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3363 (pass_life): Rename dump.
3364 (rest_of_handle_flow2): Remove initial verify_flow_info.
3365 * function.c (pass_instantiate_virtual_regs): Add dump.
3366 * integrate.c (pass_initial_value_sets): Add dump.
3367 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3368 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3369 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3370 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3371 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3372 gate_rtl_unrool_and_peel_loops): New.
3373 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3374 rtl_doloop): Do not look at flags.
3375 * mode-switching.c (pass_mode_switching): Add dump.
3376 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3377 pass_split_before_regstack): Add dump.
3378 * regmove.c (pass_stack_adjustments): Add dump.
3379 * tree-optimize.c (pass_fixup_cfg): Add dump.
3381 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3384 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3385 deciding which instruction sequence to use.
3387 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3389 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3390 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3392 2005-08-09 Richard Guenther <rguenther@suse.de>
3394 * c-common.c (builtin_function_2): Remove.
3395 (def_builtin_1): New function.
3396 (c_common_nodes_and_builtins): Use def_builtin_1 to
3397 build builtin functions.
3399 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3401 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3402 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3403 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3406 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3408 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3409 fold_binary instead of fold_build2 since we don't care about the
3411 (loop_niter_by_eval): Likewise.
3412 (compare_trees): Likewise.
3413 (proved_non_wrapping_p): Likewise.
3415 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3419 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3420 if the if is really empty.
3422 2005-08-09 Steven Bosscher <stevenb@suse.de>
3424 PR tree-optimization/23234
3425 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3426 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3427 argument of the new enum.
3428 (execute_cse_reciprocals): Add reciprocals for function arguments
3429 on the unique successor edge of the entry block. Update other calls
3430 to execute_cse_reciprocals_1.
3432 2005-08-08 Richard Henderson <rth@redhat.com>
3435 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3437 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3439 * expr.c (write_complex_part): Return after handling MEM.
3441 2005-08-08 Josh Conner <jconner@apple.com>
3443 PR rtl-optimization/23241
3444 * combine.c (simplify_comparison): Fix error in determining
3445 whether to lift a subreg from comparison.
3447 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3450 * config/rs6000/altivec.md (vec_init<mode>): New.
3451 (vec_set<mode>): New.
3452 (vec_extract<mode>): New.
3453 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3454 (rs6000_expand_vector_set): New.
3455 (rs6000_expand_vector_extract): New.
3456 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3457 for Altivec modes before reload.
3458 (altivec_expand_vec_init_builtin): New.
3459 (get_element_number): New.
3460 (altivec_expand_vec_set_builtin): New.
3461 (altivec_expand_vec_ext_builtin): New.
3462 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3464 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3466 * config/rs6000/rs6000.h (rs6000_builtins): Add
3467 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3468 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3469 * config/rs6000/rs6000-protos.h: Declare new functions.
3471 2005-08-08 Jan Hubicka <jh@suse.cz>
3473 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3474 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3475 * i386.md (movdi*): Use pic_32bit_operand.
3476 * predicates.md (pic_32bit_operand): New.
3478 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3481 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3483 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3485 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3486 (test_for_singularity): Use fold_build2.
3488 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3490 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3492 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3494 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3495 (COMMON_ASM_OP) Define.
3496 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3497 (ix86_encode_section_info): Likewise.
3498 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3499 SUBTARGET_ENCODE_SECTION_INFO.
3501 2005-08-06 Richard Henderson <rth@redhat.com>
3504 * tree-nested.c (convert_local_reference): Save and restore val_only
3505 around component_ref and friends. Clear walk_subtrees by default.
3507 2005-08-06 Peter O'Gorman <peter@pogma.com>
3510 * gcc.c (process_command): Check the argument to -b has a dash.
3511 * doc/invoke.texi: Update -b and -V docs.
3513 2005-08-06 James E Wilson <wilson@specifix.com>
3515 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3517 2005-08-06 Michael Matz <matz@suse.de>
3519 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3520 member only if only one insn is associated with the value.
3522 2005-08-06 Nick Clifton <nickc@redhat.com>
3524 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3526 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3527 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3528 Check symbol flags instead of symbol name mangling.
3529 (xstormy16_asm_output_aligned_common): Likewise. Also
3530 simplify code since the bss100_section cass is the only case
3531 where the below100 code will be triggered.
3532 (xstormy16_encode_section_info): Encode below100 attribute
3533 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3535 (xstormy16_strip_name_encoding): Delete - this function is no
3537 (TARGET_STRIP_NAME_ENCODING): Undefine.
3538 * config/stormy16/stormy16-protos.h: Delete prototype for
3539 xstormy16_strip_name_encoding.
3541 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3543 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3544 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3545 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3546 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3547 config/alpha/predicates.md, config/arc/arc.h,
3548 config/arm/arm.h, config/arm/ieee754-df.S,
3549 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3550 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3551 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3552 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3553 config/m68hc11/m68hc11.h, config/mips/mips.c,
3554 config/mips/mips.h, config/mips/openbsd.h,
3555 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3556 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3557 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3558 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3559 config/sparc/linux.h, config/sparc/linux64.h,
3560 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3561 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3562 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3563 typos. Follow spelling conventions.
3565 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3568 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3569 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3570 specially. Check for side effects only for COND_EXPR.
3571 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3572 return with TREE_NO_WARNING.
3574 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3576 PR rtl-optimization/23233
3577 * loop.c (combine_movables): Require the modes to be the same.
3578 (move_movables): Remove handling of cases where the replacement
3579 had a different mode to the original.
3581 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3583 PR tree-optimization/23128
3584 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3585 subtraction wrap, and set TREE_OVERFLOW if they do.
3587 2005-08-05 Richard Henderson <rth@redhat.com>
3590 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3591 FORCED_LABEL labels.
3593 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3596 * reload.c (find_reloads_subreg_address): Pass down TYPE
3597 unchanged. Change all callers except find_reloads_toplev.
3599 2005-08-05 Michael Matz <matz@suse.de>
3601 * genattrtab.c (current_alternative_string): Remove.
3602 (SIMPLIFY_ALTERNATIVE): Ditto.
3603 (attr_alt_bit_p): Ditto.
3604 (alternative_name): Make const char *.
3605 (evaluate_eq_attr): Remove use of above things.
3606 (simplify_test_exp): Ditto.
3607 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3608 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3610 2005-08-04 James E Wilson <wilson@specifix.com>
3612 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3613 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3614 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3615 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3616 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3618 2005-08-04 Richard Henderson <rth@redhat.com>
3621 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3622 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3623 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3624 if we'd have to instantiate too many members.
3626 2005-08-04 Richard Henderson <rth@redhat.com>
3629 * tree-outof-ssa.c (coalesce_asm_operands): New.
3630 (coalesce_ssa_name): Use it. Split out ...
3631 (coalesce_phi_operands, coalesce_result_decls): ... these.
3633 2005-08-04 Paul Brook <paul@codesourcery.com>
3635 * read-rtl.c (read_quoted_string): Break if EOF.
3637 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3639 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3640 (fold_build2): Likewise.
3641 (fold_build3): Likewise.
3642 (fold_build1_stat): New function prototype.
3643 (fold_build2_stat): Likewise.
3644 (fold_build3_stat): Likewise.
3645 * fold-const.c (fold_build1): Rename to ..
3646 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3647 through to build1_stat.
3648 (fold_build2): Rename to ..
3649 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3650 through to build2_stat.
3651 (fold_build3): Rename to ..
3652 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3653 through to build3_stat.
3655 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3656 Ian Lance Taylor <ian@airs.com>
3658 * function.c (assign_stack_local_1): Do not correct stack slot
3659 address if allocation size is smaller than mode size.
3661 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3664 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3665 (tree_merge_blocks): Propagate anything allowed by
3667 Clarify documentation.
3668 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3669 SSA form, schedule an update if necessary.
3671 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3673 * doc/install.texi (Binaries): Remove broken link to
3674 Sinix/Reliant Unix binaries.
3676 2005-08-03 Richard Henderson <rth@redhat.com>
3679 * function.c (stack_protect_epilogue): Export.
3680 * tree.h (stack_protect_epilogue): Declare.
3681 * calls.c (expand_call): Call it.
3683 2005-08-03 Eric Christopher <echristo@apple.com>
3685 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3686 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3689 2005-08-04 Jan Hubicka <jh@suse.cz>
3691 * profile.c (branch_prob): Split edges with goto locus on them
3692 to get proper line counts.
3693 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3695 2005-08-03 Paul Brook <paul@codesourcery.com>
3697 * function.c (assign_parms): Round current_function_args_size
3698 to PARM_BOUNDARY, not STACK_BOUNDARY.
3700 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3702 * config/i386/i386.c (x86_elf_aligned_common)
3703 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3705 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3707 PR tree-optimization/23157
3708 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3709 before emitting them.
3711 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3713 PR tree-optimization/19899
3714 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3715 * tree-scalar-evolution.c: Include real.h.
3716 (add_to_evolution): Build constant -1 of correct type.
3718 2005-08-03 Jan Hubicka <jh@suse.cz>
3720 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3721 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3722 profile updating for complette unrolling.
3723 * loop-unroll.c (peel_loop_completely): Use it.
3724 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3725 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3728 2005-08-03 Paul Brook <paul@codesourcery.com>
3730 * combine.c (can_change_dest_mode): New function.
3731 (try_combine, simplify_set): Use it.
3733 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3735 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3738 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3740 * doc/install.texi (Specific): Adjust link to openavr.org.
3741 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3742 (Binaries): Adjust HP-UX Porting Center link.
3743 (Binaries): Adjust Free Software Foundation ordering link.
3745 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3747 * convert.c (convert_to_integer): Use fold_build1 instead of
3748 build1 when converting an integer to an integer.
3750 2005-08-02 Richard Henderson <rth@redhat.com>
3752 * combine.c (combine_instructions): Don't use reg_equal/equiv
3753 results if the mode doesn't match.
3755 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3757 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3758 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3760 2005-08-02 Richard Henderson <rth@redhat.com>
3763 * explow.c (memory_address): Remove special-case for
3764 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3766 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3769 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3770 number of calls to cleanup_tree_cfg_1.
3772 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3774 * doc/invoke.texi: document file extensions .F90 and .F95
3776 2005-08-02 Richard Guenther <rguenther@suse.de>
3778 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3779 positive if its first argument is positive.
3781 2005-08-02 Richard Guenther <rguenther@suse.de>
3783 PR tree-optimization/23177
3784 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3787 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3789 PR tree-optimization/23129
3790 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3791 varying for divisions with anti-ranges.
3793 2005-08-02 Jan Hubicka <jh@suse.cz>
3795 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3796 * tree-ssa-threadupdate.c (thread_block): Add it here.
3798 2005-08-01 James E Wilson <wilson@specifix.com>
3800 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3801 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3802 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3804 * config/mips/predicates.md (const_call_insn_operand): Add check for
3805 SYMBOL_REF_LONG_CALL_P.
3806 * doc/extend.texi (long_call): Document the new attribute.
3808 2005-08-01 Ian Lance Taylor <ian@airs.com>
3809 Richard Henderson <rth@redhat.com>
3811 * Makefile.in (RTL_BASE_H): Add real.h.
3812 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3814 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3816 * rtl.c (rtl_check_failed_code_mode): New.
3817 * rtl.h (struct rtx_def): Add u.rv.
3818 (XCMWINT, XCNMPRV): New.
3819 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3820 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3822 2005-08-01 Richard Henderson <rth@redhat.com>
3824 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3825 with auto-inc codes.
3827 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3829 2005-08-01 Jan Hubicka <jh@suse.cz>
3831 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3832 * i386.c: Include dwarf2.h
3833 (asm_preferred_eh_data_format): New.
3834 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3836 2005-08-01 Ian Lance Taylor <ian@airs.com>
3838 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3839 randomize_va_space for virtual address randomization control.
3841 2005-08-01 Steven Bosscher <stevenb@suse.de>
3843 * common.opt (flag_ipa_cp): Put in right place to maintain
3846 2005-08-01 Jan Hubicka <jh@suse.cz>
3848 * profile.c (compute_value_histograms): Fix thinko.
3849 * value-prof.c: Include toplev.h
3850 (check_counter): New function.
3851 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3852 tree_mod_subtract_transform): Add sanity check.
3854 2005-08-01 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/23133
3857 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3858 current functions parameter decls to find defs to cse
3861 2005-08-01 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/23109
3864 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3865 If trapping math is in effect, use post-dominator information
3866 to check if we'd in any case reach a trapping point before
3867 doing the reciprocal insertion.
3868 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3869 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3870 expressions are invariant only if trapping math is not in effect.
3872 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3874 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3875 cgraph_function_versioning): New declarations.
3876 * cgraphunit.c: Add include to ipa-prop.h.
3877 (update_call_expr, cgraph_copy_node_for_versioning,
3878 cgraph_function_versioning): New functions.
3879 * integrate.c (copy_decl_for_inlining): Remove.
3880 * ipa-prop.h (ipa_replace_map): New struct.
3881 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3882 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3883 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3884 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3885 ipcp_iterate_stage, ipcp_method_scale_print,
3886 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3887 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3888 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3889 ipcp_update_bb_counts, ipcp_update_profiling,
3890 ipcp_update_edges_counts): New functions.
3891 (ipcp_method_cval_init): Remove restriction regarding local methods.
3892 (ipcp_init_stage): Add ipcp_method_compute_scale.
3893 (ipcp_insert_stage): Add versioning.
3894 (ipcp_structures_print): Add ipcp_method_scale_print.
3895 (ipcp_driver): Dump profiling info.
3896 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3897 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3898 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3899 (struct inline_data): Add versioning_p, ipa_info, new fields.
3900 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3901 declare_return_variable): Replace calls to copy_decl_for_inlining with
3903 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3905 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3906 Add argument VERSIONING.
3907 (copy_arguments_for_versioning, copy_static_chain,
3908 function_versionable_p, tree_versionable_function_p,
3909 tree_function_versioning, replace_ref_tree): New functions.
3910 * tree-inline.h: Include varray.h.
3911 (tree_versionable_function_p, tree_function_versioning,
3912 tree copy_decl_for_dup): New declarations.
3914 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3916 * ipa-cp.c: New file. Contains IPCP specific functionality.
3917 * ipa-prop.h: New file. Contains structures/definitions that can be
3918 used by several interprocedural data flow optimizations (and also IPCP).
3919 * ipa-prop.c: New file.
3920 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3921 * common.opt: Add ipa-cp flag.
3922 * timevar.def: Add IPCP optimization.
3923 * tree-optimize.c (init_tree_optimization_passes): Schedule
3925 * tree-pass.h (pass_ipa_cp): Declare.
3927 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3929 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3930 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3931 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3932 config/i386/i386.c, config/mips/mips.h,
3933 config/rs6000/rs6000.h, config/sh/sh.c,
3934 config/stormy16/stormy16.c: Fix comment typos.
3936 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3939 * c-typeck.c (build_binary_op): Use common_type wrapper on
3941 (common_type): Update comment.
3943 2005-07-31 Steven Bosscher <stevenb@suse.de>
3946 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3947 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3948 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3950 2005-07-31 Jan Hubicka <jh@suse.cz>
3952 * pretty-print.h (pp_widest_integer): New macro.
3953 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3956 2005-07-31 Jan Hubicka <jh@suse.cz>
3958 * output.h (enum section_category): Export from varasm.c
3959 (categorize_decl_for_section): Likewise.
3960 * varasm.c (enum section_category): Kill.
3961 (categorize_decl_for_section): Make global.
3962 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3964 * i386.c (ix86_section_threshold): New static variable.
3965 (ix86_in_large_data_p, ix86_encode_section_info,
3966 x86_64_elf_unique_section,
3967 x86_64_elf_select_section): New functions.
3968 (TARGET_ENCODE_SECTION_INFO): Define
3969 (override_options): Enable medium model for PIC.
3970 (ix86_expand_prologue): Expand gen_set_got_rex64.
3971 (legitimate_constant_p): Handle new UNSPECs.
3972 (legitimate_pic_address_disp_p): Likewise.
3973 (legitimize_pic_address): Lower MEDIUM model addressing.
3974 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3975 (enum cmodel): Add MEDIUM_PIC.
3976 (SYMBOL_REF_FAR_ADDR_P): New macro.
3977 (SYMBOL_FLAG_FAR_ADDR): New flag.
3978 * i386.md (movdi): Support medium model.
3979 (set_got_rex64): New pattern.
3980 * i386.opt (mlarge-data-threshold): New flag.
3981 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3982 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3983 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3984 TARGET_ASM_UNIQUE_SECTION): New.
3986 * invoke.texi (-mlarge_data_threshold): Document
3988 2005-07-31 Jan Hubicka <jh@suse.cz>
3990 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3991 (coalesce_vars): Likewise.
3992 * tree-ssa-live.c (coalesce_cost): New.
3993 (build_tree_conflict_graph): Use coalesce_cost.
3994 * tree-ssa-live.h (coalesce_cost): Declare.
3996 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3998 * arm.md (all peepholes for post-increment operations): Delete.
3999 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4000 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4001 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4002 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4003 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4005 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4007 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4010 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4013 * doc/invoke.texi: Document -rdynamic.
4015 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4018 * c-parser.c (c_parser_parms_list_declarator): Call
4019 mark_forward_parm_decls.
4020 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4021 decls with visibility structure.
4023 2005-07-30 Paul Brook <paul@codesourcery.com>
4025 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4027 2005-07-30 Paul Brook <paul@codesourcery.com>
4029 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4031 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4033 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4035 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4038 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4039 nested function declarators.
4040 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4041 (grokparms): Call warn_if_shadowing for parameters used within the
4043 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4044 not used within the parameter list.
4045 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4047 2005-07-30 Jan Hubicka <jh@suse.cz>
4049 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4050 * i386.c (ix86_fixup_binary_operands): Likewise.
4051 (ix86_expand_unary_operator): Likewise.
4052 (ix86_expand_fp_absneg_operator): Likewise.
4053 * optabs.c (expand_vec_cond_expr): Validate dest.
4055 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4058 * real.c (real_from_string): Also set last bit if there is a
4059 nonzero hex digit beyond GCC's internal precision after ".".
4061 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4063 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4064 define_constants. Change duplicate values to unassigned numbers.
4065 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4066 (*altivec_vspltsf): New.
4067 (altivec_vperm_v4sf): Delete.
4068 (altivec_vperm_<mode>): Use mode macro V.
4069 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4070 (altivec_predicate_v4sf): Delete.
4071 (altivec_predicate_<mode>): Use mode macro V.
4072 (*altivec_lvesfx): New.
4073 (*altivec_stvesfx): New.
4074 (vec_realign_load_v4sf): Delete.
4075 (vec_realign_load_<mode>): Use mode macro V.
4076 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4079 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4082 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4084 * configure: Regenerated.
4086 2005-07-29 Paul Brook <paul@codesourcery.com>
4088 * doc/install.texi: Add link to GFortran binaries wiki page.
4090 2005-07-29 David Ung <davidu@mips.com>
4092 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4093 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4094 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4095 * config/mips/mips.md (cpu): Add 5kf name.
4096 (includes): Includes 5k.md.
4097 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4098 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4101 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4104 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4105 (cleanup_tree_cfg): ... here.
4106 Call cleanup_tree_cfg_1 until there are no more cleanups to
4109 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4111 * tree-vrp.c (compare_range_with_value): Return true or false
4112 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4113 EQ_EXPR respectively.
4115 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4117 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4120 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4122 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4123 (tree_ssa_dominator_optimize): Increment it.
4124 (dump_dominator_optimization_stats): Print it.
4126 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4127 Steven Bosscher <stevenb@suse.de>
4129 PR rtl-optimization/23117
4130 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4131 when head == tail. Tidy comment.
4133 2005-07-28 Richard Henderson <rth@redhat.com>
4135 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4136 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4137 * jump.c (rtx_renumbered_equal_p): Likewise.
4138 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4139 CONST_INT and CONST_DOUBLE.
4140 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4141 * reload.c (operands_match_p): Special case CONST_INT and
4142 CONST_DOUBLE; check mode earlier.
4144 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4147 * c-typeck.c (convert_for_assignment): Do not check
4148 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4150 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4153 * c-typeck.c (composite_type): Prefer constant size arrays to
4156 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4159 * real.c (real_from_string): Set last bit if there is a nonzero
4160 hex digit beyond GCC's internal precision.
4162 2005-07-28 Richard Henderson <rth@redhat.com>
4165 * cfgcleanup.c (try_forward_edges): Watch out for end of
4168 2005-07-28 James E Wilson <wilson@specifixinc.com>
4171 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4173 2005-07-28 Jan Hubicka <jh@suse.cz>
4175 * Makefile.in (rtl-profile.o): Kill all traces of it.
4176 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4177 * coverage.h (rtl_coverage_counter_ref): Kill.
4178 * opts.c (flag_speculative_prefetching_set): Kill.
4179 (flag_loop_optimize_set): New.
4180 (common_handle_option): Disable loop optimizer when profiling;
4181 do not handle speculative prefetching.
4182 * passes.c (init_optimization_passes): Replace pass_profiling combo
4183 by branch_prob pass.
4184 * profile.c (compute_value_histograms): Update for simplified value
4186 (rtl_register_profile_hooks): Kill.
4187 (pass_profiling): Kill.
4188 (rest_of_handle_branch_prob): Do not profile.
4189 * toplev.c (process_options): Remove speculative prefetching.
4190 * toplev.h (flag_tree_based_profiling): Kill.
4191 * tree-profile.c (prepare_instrumented_value,
4192 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4193 tree_gen_one_value_profiler, do_tree_profiling): Update for
4194 simplified datastructures.
4195 * value-prof.c: Add comment that speculative prefetching was dropped;
4196 update rest of file for simplified datastructures.
4197 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4198 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4199 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4200 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4201 rtl_mod_subtract, gen_speculative_prefetch,
4202 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4203 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4204 (gate_handle_value_profile_transformations,
4205 rest_of_handle_value_profile_transformations,
4206 pass_value_profile_transformations): Kill.
4207 * value-prof.h (histogram_value_t): Remove IL based unions.
4208 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4209 rtl_profile_hooks): Remove hooks.
4211 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4213 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4214 (cgraph_clone_node): Likewise.
4215 * cgraph.h (cgraph_clone_edge): Update prototype.
4216 (cgraph_clone_node): Likewise.
4217 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4219 (lookup_recursive_calls): Consider profile.
4220 (cgraph_decide_recursive_inlining): Fix updating; use new
4221 probability argument; use profile.
4222 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4223 * tree-inline.c (copy_bb): Update clal of clone_edge.
4224 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4226 * invoke.texi (min-inline-recursive-probability): Document.
4228 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4230 * doc/install.texi (Configuration): Update Valgrind homepage.
4232 2005-07-28 Richard Henderson <rth@redhat.com>
4235 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4236 labels we want to delete.
4237 (cfg_layout_merge_blocks): Likewise.
4239 2005-07-28 Richard Henderson <rth@redhat.com>
4242 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4243 when expanding to nothing.
4245 2005-07-28 Josh Conner <jconner@apple.com>
4247 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4248 (cgraph_decide_inlining_of_small_functions): Likewise.
4250 2005-07-28 Josh Conner <jconner@apple.com>
4252 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4253 direction of badness if negative.
4254 (cgraph_default_inline_p): Add reason to parameters, and assign it
4256 (cgraph_decide_inlining_of_small_functions): New parameter in call
4257 to cgraph_default_inline_p.
4258 (cgraph_decide_inlining_incrementally): Likewise.
4259 * cgraphunit.c (decide_is_function_needed): Likewise.
4260 * cgraph.h (cgraph_default_inline_p): Likewise.
4262 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4264 * builtins.c: Fix comment typo(s).
4265 * genautomata.c: Likewise.
4266 * gimplify.c: Likewise.
4267 * tree-dfa.c: Likewise.
4268 * tree-flow-inline.h: Likewise.
4269 * tree-into-ssa.c: Likewise.
4270 * tree-ssa-alias.c: Likewise.
4271 * tree-ssa-ccp.c: Likewise.
4272 * tree-ssa-copy.c: Likewise.
4273 * tree-ssa-dce.c: Likewise.
4274 * tree-ssa-dom.c: Likewise.
4275 * tree-ssa-operands.c: Likewise.
4276 * tree-tailcall.c: Likewise.
4277 * tree-vectorizer.c: Likewise.
4278 * tree-vrp.c: Likewise.
4281 2005-07-28 Jeff Law <law@redhat.com>
4283 * tree-vrp.c (test_for_singularity): Extracted from ...
4284 (simplify_cond_using_ranges): Attempt to simplify a relational
4285 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4287 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4289 PR tree-optimization/22506
4290 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4291 phis whose argument is constant.
4293 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4295 PR rtl-optimization/18992
4296 Back out this patch:
4297 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4298 PR optimization/12142
4299 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4300 uses of the register in the SET_SRC. Remove unnecessary argument.
4302 Replace it with this:
4303 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4304 if flag_non_call_exceptions is set and the insn may trap, pass
4305 pc_rtx as dest for recursion.
4306 In SET_SRC part of SET case, if dest is already set, pass it down
4309 2005-07-28 Jan Hubicka <jh@suse.cz>
4311 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4312 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4313 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4315 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4316 profile when available.
4318 2005-07-28 Jan Beulich <jbeulich@novell.com>
4320 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4321 (ia64_print_operand): Describe and handle 'X'.
4322 (ia64_register_move_cost): Also handle FP_REGS.
4323 (ia64_preferred_reload_class): Likewise.
4324 (ia64_secondary_reload_class): Likewise.
4325 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4326 it. Also check for ITANIUM_CLASS_FLDP.
4327 * config/ia64/ia64.h (FP_REGNO_P): New.
4328 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4329 (reg_class): Add FP_REGS.
4330 (REG_CLASS_NAMES): Adjust for it.
4331 (REG_CLASS_CONTENTS): Likewise.
4332 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4333 (REG_CLASS_FROM_LETTER): Handle 'x'.
4334 (CLASS_MAX_NREGS): Handle FP_REGS.
4335 (MEMORY_MOVE_COST): Likewise.
4336 * config/ia64/ia64.md (itanium_class): Add fldp.
4337 (type): Handle fldp.
4338 (movti_internal): More allowable operand combinations. Use ldfp8 when
4339 splitting unnecessary. Remove predicable attribute. Adjust
4340 itanium_class attribute.
4341 (smuldi3_highpart): Remove outdated comment.
4342 (mulditi3, umulditi3, rotlti3): New expanders.
4343 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4344 (absti2): Disabled new insn for future reference.
4345 Respective new splitters.
4346 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4347 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4348 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4350 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4352 PR rtl-optimization/23047
4353 * simplify-rtx.c (simplify_const_relational_operation): Respect
4354 flag_wrapv for comparisons with ABS.
4356 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4358 PR tree-optimization/22493
4359 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4360 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4362 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4364 * config/frv/frv.opt (moptimize-membar): New.
4366 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4368 * config/frv/frv.h: Remove machine_function definition.
4370 * config/frv/frv.c (struct frv_io): New.
4371 (struct machine_function): Moved from frv.h. Add has_membar_p.
4372 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4373 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4374 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4375 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4376 (frv_reorg): Call frv_optimize_membar when appropriate.
4377 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4378 (frv_expand_builtin): Adjust calls accordingly.
4379 (frv_io_address_cookie): New function.
4380 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4381 load or store rather than a special insn. Add ccnstant address and
4382 io-type operands to the membar.
4383 (frv_ifcvt_modify_tests): Unsign regno.
4384 (frv_ifcvt_modify_tests): Same.
4386 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4387 UNSPEC_OPTIONAL_MEMBAR constant.
4388 (builtin_read_<mode>): Delete.
4389 (builtin_write_<mode>): Delete.
4390 ("optional_membar_<mode>"): Add operand.
4392 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4393 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4394 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4395 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4396 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4397 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4398 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4399 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4400 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4402 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4404 * df.c (df_uses_record): Handle SCRATCH.
4406 2005-07-28 Steven Bosscher <stevenb@suse.de>
4409 * passes.c (rest_of_decl_compilation): If decl is a type and
4410 we have encountered errors, don't emit debug information.
4412 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4414 * params.def: Fixed comment.
4416 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4419 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4420 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4421 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4423 2005-07-27 Steven Bosscher <stevenb@suse.de>
4426 * varasm.c (assemble_start_function): Don't do anything that may
4427 require a CFG if the current function is a thunk.
4429 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4431 * doc/install.texi (Prerequisites): Mention that perl is needed
4432 to do export control in libstdc++ targetting Darwin.
4434 2005-07-27 Steven Bosscher <stevenb@suse.de>
4436 PR rtl-optimization/17808
4437 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4438 (sched_insns_conditions_mutex_p): Split out from...
4439 (add_dependence): ...here. But don't call it from here.
4440 (add_dependence_list): Check sched_insns_conditions_mutex_p
4441 before calling add_dependence.
4442 (add_dependence_list_and_free): Likewise.
4443 (fixup_sched_groups): Likewise.
4444 (sched_analyze_1): Likewise.
4445 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4446 (sched_analyze): Likewise.
4447 (sched_analyze_insn): Likewise.
4448 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4449 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4450 dependencies on all COND_EXEC insns to jumps ending basic blocks
4451 when doing intrablock scheduling.
4452 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4454 2005-07-27 Jeff Law <law@redhat.com>
4456 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4457 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4458 equivalency sets, correctly handle the case were vr0 has an
4459 equivalency set, but vr1 does not.
4461 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4463 PR tree-optimization/23073
4464 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4465 vect_print_dump_info before fprintf.
4467 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4469 PR tree-optimize/22348
4470 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4471 Fold the partial computation.
4473 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4475 PR tree-optimization/22325
4476 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4478 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4480 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4481 (force_var_cost): ... this function.
4482 (compute_phi_arg_on_exit): Export.
4484 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4486 PR tree-optimization/20773
4487 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4490 2005-07-27 Richard Guenther <rguenther@suse.de>
4492 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4493 Avoid pushing again if current struct contains only
4494 fields we decomposed.
4496 2005-07-27 Jan Hubicka <jh@suse.cz>
4498 PR tree-optimization/22574
4499 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4502 * tree-tailcall.c (decrease_profile): New function.
4503 (eliminate_tail_call): Use it.
4505 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4506 visibility flags correctly in whole program mode.
4508 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4510 PR rtl-optimization/22472
4511 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4513 2005-07-26 Steven Bosscher <stevenb@suse.de>
4515 PR tree-optimization/22504
4516 * tree-complex.c (expand_complex_addition): Use 'code' instead
4517 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4519 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4521 * config.gcc (cpu_type): Add frv case.
4522 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4523 (supported_defaults): Add fr550 case.
4525 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4528 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4529 whether a pointer of type T * may point to objects of type T *.
4531 2005-07-26 DJ Delorie <dj@redhat.com>
4533 * configure: Regenerate.
4535 2005-07-26 Dale Johannesen <dalej@apple.com>
4537 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4539 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4541 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4542 Clarify use of "build" in name.
4544 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4546 * doc/extend.texi (Raw read/write Functions): New section.
4547 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4548 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4549 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4550 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4551 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4552 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4553 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4554 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4555 * config/frv/frv.c: Add bdesc_loads global.
4556 Add bdesc_stores global.
4557 (frv_init_builtins): Add support for __builtin_{read/write}*.
4558 (frv_volatile_memref): New.
4559 (frv_expand_load_builtin): New.
4560 (frv_expand_store_builtin): New.
4561 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4562 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4563 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4564 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4565 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4566 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4567 (builtin_read_<mode>): New.
4568 (builtin_write_<mode>): New.
4569 (builtin_write64): New.
4570 (optional_membar_<mode>): New.
4572 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4574 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4575 (rather than units) against HOST_BITS_PER_WIDE_INT.
4577 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4579 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4580 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4581 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4582 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4585 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4586 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4587 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4589 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4591 2005-07-26 Richard Guenther <rguenther@suse.de>
4593 PR tree-optimization/22486
4594 * fold-const.c (fold_unary): Fold away useless component
4595 references of the form (T *)&T.x, if the address
4598 2005-07-25 James E Wilson <wilson@specifixinc.com>
4600 * dwarf2out.c (add_call_src_coords_attributes): New.
4601 (gen_inlined_subroutine_die): Call it.
4602 (maybe_emit_file, init_file_table): Add comments.
4603 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4605 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4606 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4607 * tree.h (BLOCK_SOURCE_LOCATION): New.
4608 (struct tree_block): New field locus.
4610 2005-07-26 Andreas Schwab <schwab@suse.de>
4612 PR rtl-optimization/23043
4613 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4614 when allocating a struct unoccr.
4616 2005-07-25 Richard Henderson <rth@redhat.com>
4619 * tree-complex.c (gate_no_optimization): True if errors.
4620 * Makefile.in (tree-complex.o): Update dependencies.
4622 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4624 * config/frv/predicates.md (integer_register_operand): Use
4627 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4630 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4632 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4634 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4636 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4637 types when flag_unsafe_math_optimizations is true.
4639 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4641 * gcc.c (option_map): Add --sysroot.
4642 (process_command): Handle --sysroot.
4643 (display_help): Document it.
4644 * doc/cppopts.tex (-isysroot): Document.
4645 * doc/invoke.texi (--sysroot): Document.
4646 * doc/install.texi (--with-build-sysroot): Document.
4648 * Makefile.in (inhibit_libc): New variable.
4649 (INHIBIT_LIBC_CFLAGS): Likewise.
4650 (LIBGCC2_CFLAGS): Include
4651 $(INHIBIT_LIBC_CFLAGS).
4652 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4653 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4654 ($(T)crtend.o): Likewise.
4655 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4656 ($(T)crtendS.o): Likewise.
4657 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4658 ($(T)crtendT.o): Likewise.
4659 (stmp-fixinc): Do not complain about missing headers if
4661 * configure.ac (inhibit_libc): Set it to true/false.
4662 (--with-build-sysroot): New option. Use it to set
4664 * configure: Regenerated.
4666 2005-07-25 Manfred Hollstein <mh@suse.com>
4668 * calls.c (store_one_arg): Fix unsigned comparison warning.
4670 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4673 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4674 (ggc_print_statistics): Initialize variable before use.
4676 2005-07-25 Richard Guenther <rguenther@suse.de>
4678 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4679 calling with a PHI_NODE argument.
4681 * tree-flow-inline.h (overlap_subvar): Protect against
4684 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4686 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4687 * configure: Regenerate.
4689 2005-07-25 Ira Rosen <irar@il.ibm.com>
4691 * expr.c (highest_pow2_factor): Make extern.
4692 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4693 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4694 record_array_differ_p, array_ptr_differ_p): Likewise.
4695 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4696 additional cases. Call the above functions.
4697 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4698 base_object_differ_p when there are two base objects. Otherwise, compare
4699 base address and offset. Call may_alias_p.
4700 (dump_data_reference): Use a correct field name.
4701 (analyze_array): Make static. Initialize new data-ref fields.
4702 (analyze_indirect_ref): New function.
4703 (init_data_ref): Initialize new data-ref fields.
4704 (strip_conversion): Moved from tree-vect-analyze.c.
4705 (analyze_offset_expr, get_ptr_offset, address_analysis,
4706 object_analysis): Likewise.
4707 (analyze_offset): New function.
4708 (create_data_ref): Likewise.
4709 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4710 dimensions for ARRAY_REFs only.
4711 (build_classic_dist_vector): Make static.
4712 (access_functions_are_affine_or_constant_p): Call macro to get the
4713 address of access functions.
4714 (compute_all_dependences): Add new parameter
4715 compute_self_and_read_read_dependences. Compute self and read-read
4716 dependences if it is true.
4717 (find_data_references_in_loop): Call create_data_ref. Initialize new
4719 (compute_data_dependences_for_loop): Add new parameter
4720 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4721 compute nb_loops. Call compute_all_dependences,
4722 build_classic_dist_vector and build_classic_dir_vector with correct
4724 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4725 with correct parameters. Compare dimensions for ARRAY_REFs only.
4726 (free_data_refs): Call macro to free access functions.
4727 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4728 fields from stmt_vinfo.
4729 (struct base_object_info): New structure.
4730 (struct data_reference): Move fields to base_object_info. Add fields
4731 first_location and object_info for above structures. Move fields from
4732 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4733 aligned_to. Add macros to access the new fields.
4734 Update functions declarations.
4735 * tree-flow.h (is_aliased_with): Declare.
4736 * tree-loop-linear.c (linear_transform_loops): Call
4737 compute_data_dependences_for_loop with correct parameters.
4738 * tree-ssa-alias.c (is_aliased_with): New function.
4739 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4740 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4741 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4742 vect_base_addr_differ_p, compute_subscript_distance and
4743 build_classic_dist_vector. Add printings. Check absolute value of
4745 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4747 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4748 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4749 to bytes. Add printing.
4750 (vect_compute_data_refs_alignment): Go through loads and stores in one
4752 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4753 vect_analyze_data_ref_access): Likewise.
4754 (vect_analyze_pointer_ref_access): Remove.
4755 (vect_address_analysis, vect_object_analysis): Likewise.
4756 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4757 and analyze data-refs in the loop.
4758 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4759 fields of data-ref instead of stmt. Add init to the offset from the
4761 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4762 (vect_update_init_of_dr): Likewise.
4763 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4764 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4766 (new_loop_vec_info): Initialize new fields.
4767 (destroy_loop_vec_info): Free new fields.
4768 (vect_strip_conversion): Remove.
4769 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4770 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4771 datarefs. Add new field ddrs.
4772 Add macros for the new fields access.
4773 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4774 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4775 Remove their macros.
4776 * tree.h (highest_pow2_factor): Declare.
4778 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4780 * calls.c (store_one_arg): Check for sibling call MEM arguments
4781 from already clobbered incoming argument area.
4783 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4785 * c-common.c (check_missing_format_attribute): New.
4786 * c-common.h (check_missing_format_attribute): Likewise.
4787 * c-typeck.c (convert_for_assignment): Use it.
4789 2005-07-24 Andreas Schwab <schwab@suse.de>
4791 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4792 register use a word move. Correct operand of ext.w in 68000 code.
4794 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4796 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4797 variables as declarations, rather than definitions.
4799 2005-07-24 Ira Rosen <irar@il.ibm.com>
4801 PR tree-optimization/22526
4802 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4805 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4807 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4808 that C99 reserve for future use. Use it to define clog10,
4809 clog10f and clog10l.
4811 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4813 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4814 * configure.ac: Check for -Wmissing-format-attribute.
4816 * configure: Regenerate.
4818 2005-07-23 Richard Henderson <rth@redhat.com>
4820 PR tree-optimization/22623
4821 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4823 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4826 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4828 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4830 * Makefile.in (C_TREE_H): Update dependencies.
4831 * c-tree.h: Include toplev.h.
4832 * diagnostic.h (diagnostic_set_info): Add format attribute.
4833 * rtl-error.c (diagnostic_for_asm): Likewise.
4835 2005-07-23 Chao-ying Fu <fu@mips.com>
4837 * config/mips/mips-dsp.md: New file.
4838 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4839 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4841 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4842 MIPS_BUILTIN_BPOSGE32.
4843 (mips_expand_builtin_direct): Add one parameter to indicate that
4844 builtin functions need to return a value.
4845 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4847 (mips_regno_to_class): Add classes for 12 new DSP registers.
4848 (mips_subword): Change to check four HI registers.
4849 (mips_output_move): Output move to and from 6 new DSP accumulators.
4850 (override_options): Make sure -mdsp and -mips16 are not used together.
4851 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4853 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4855 (print_operand): Add 'q' for printing DSP accumulators.
4856 (mips_cannot_change_mode_class): Check ACC_REGS.
4857 (mips_secondary_reload_class): Check ACC_REGS.
4858 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4859 (mips_register_move_cost): Check ACC_REGS.
4860 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4861 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4862 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4863 (dsp_bdesc): New array.
4864 (bdesc_arrays): Add DSP builtin function table.
4865 (mips_prepare_builtin_arg): Check predicate again after
4867 (mips_expand_builtin): Add one more parameter to
4868 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4869 MIPS_BUILTIN_BPOSGE32.
4870 (mips_init_builtins): Initialize new function types.
4871 (mips_expand_builtin_direct): Check if builtin functions need to
4872 return a value and pass operands properly.
4873 (mips_expand_builtin_bposge): New function.
4874 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4875 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4876 (FIRST_PSEUDO_REGISTER): Increase to 188.
4877 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4878 Update for 12 new DSP registers.
4879 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4880 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4881 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4882 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4883 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4884 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4885 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4886 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4887 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4888 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4889 (REGISTER_NAMES): Add names for 12 new DSP registers.
4890 * config/mips/mips.md: Include mips-dsp.md.
4891 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4892 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4893 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4894 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4895 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4896 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4897 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4898 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4899 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4900 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4901 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4902 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4903 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4904 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4905 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4906 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4907 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4908 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4909 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4910 (UNSPEC_RDDSP): New constants.
4911 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4912 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4914 * config/mips/mips.opt (-mdsp): New option.
4915 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4916 (reg_imm10_operand): New predicates.
4917 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4918 * doc/invoke.texi (-mdsp): Document new option.
4920 2005-07-22 DJ Delorie <dj@redhat.com>
4922 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4924 * tree-inline.c (inlinable_function_p): Likewise.
4926 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4929 * toplev.c (check_global_declarations): Do not mark undefined
4930 variables as DECL_IGNORED_P.
4931 * varasm.c (first_global_object_name): GTY it.
4932 (weak_global_object_name): Likewise.
4933 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4934 a string to go into {weak,first}_global_object_name.
4936 2005-07-22 DJ Delorie <dj@redhat.com>
4938 * c-format.c (check_function_format): Change warning control
4939 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4941 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4943 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4944 &PTR->FLD a dereference of PTR.
4945 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4946 a potential dereference of PTR.
4948 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4950 PR rtl-optimization/20370
4951 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4952 call allocate_reg_info if necessary.
4954 PR rtl-optimization/21848
4955 * calls.c (emit_library_call_value_1): For const functions, add
4956 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4958 PR rtl-optimization/22445
4959 * cselib.c (target.h): Include.
4960 (rtx_equal_for_cselib_p): Allow commutative matches.
4961 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4962 Remove MODE parameter. Changed all callers.
4964 PR rtl-optimization/22258
4965 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4967 (try_combine): Use likely_spilled_retval_p.
4969 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4971 * config.gcc: Add crx-elf support.
4973 * doc/contrib.texi: Mention crx.
4974 * doc/extend.texi: Document crx extensions.
4975 * doc/install.texi: Document crx install.
4976 * doc/invoke.texi: Document crx options.
4977 * doc/md.texi: Document crx constraints.
4979 * config/crx/crx-protos.h: New file.
4980 * config/crx/crx.c: New file.
4981 * config/crx/crx.h: New file.
4982 * config/crx/crx.md: New file.
4983 * config/crx/crx.opt: New file.
4984 * config/crx/t-crx: New file.
4986 2005-07-22 Manfred Hollstein <mh@suse.com>
4988 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4990 (int_add_graph_edge): Likewise.
4991 (collapse_nodes): Likewise.
4992 (process_unification_queue): Likewise.
4994 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4995 Laurent GUERBY <laurent@guerby.net>
4997 PR tree-optimization/22336
4998 * function.c (record_block_change): Check for
4999 cfun->ib_boundaries_block.
5001 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5003 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5004 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5006 2005-07-21 DJ Delorie <dj@redhat.com>
5008 * toplev.c (warn_deprecated_use): Add warning control to warning
5010 * c-typeck.c (parser_build_binary_op): Likewise.
5011 (c_finish_if_stmt): Likewise.
5012 * c-common.c (check_function_sentinel): Likewise.
5013 (check_nonnull_arg): Likewise.
5015 2005-07-21 Richard Henderson <rth@redhat.com>
5018 * tree-complex.c (complex_ssa_name_components): New.
5019 (cvc_lookup): Allow entry not found.
5020 (create_components): Remove.
5021 (create_one_component_var, get_component_var): New.
5022 (get_component_ssa_name, set_component_ssa_name): New.
5023 (extract_component): Use get_component_ssa_name.
5024 (update_complex_components): Use set_component_ssa_name.
5025 (update_complex_components_on_edge): Likewise.
5026 (update_phi_components): Create new PHI nodes directly, instead
5027 of adding insns to edges.
5028 (tree_lower_complex): Allocate and free complex_variable_components
5029 and complex_ssa_name_components here.
5031 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5033 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5034 revert to returning false.
5036 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5039 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5041 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5044 * config/i386/i386.md (cmpxf): Change operand constraints
5045 to "nonmemory_operand".
5047 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5049 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5051 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5054 * fold-const.c (fold_build1): Add checksum for the operands.
5055 (fold_build2): Likewise.
5056 (fold_build3): Likewise.
5058 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5061 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5063 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5065 * common.opt (-fforward-propagate): Committed by mistake,
5068 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5070 * reg-stack.c: Fix comment typo(s).
5071 * tree-ssa-operands.c: Likewise.
5072 * tree-vectorizer: Likewise.
5074 2005-07-21 Nick Clifton <nickc@redhat.com>
5076 * config/sh/symbian.c: Replace C++ style line comments with C
5077 style line comments.
5078 (symbian_add_attribute): Do not use a ? operator on the LHS of
5080 (sh_symbian_handle_dll_attribute): Change the type of the
5081 method vector to "VEC(tree,gc)*" and use vector accessor
5082 macros to walk over the elements.
5083 (symbian_export_vtable_and_rtti_p): Likewise.
5084 (symbian_class_needs_attribute_p): Likewise.
5086 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5089 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5090 initialize targetm.resolve_overloaded_builtin here.
5091 (altivec_expand_overloaded_builtin): Make it non-static.
5092 * config/rs6000/rs6000-protos.h
5093 (altivec_expand_overloaded_builtin): New prototype.
5094 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5095 targetm.resolve_overloaded_builtin here.
5096 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5098 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5099 Zdenek Dvorak <dvorakz@suse.cz>
5101 PR tree-optimization/19210
5102 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5104 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5105 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5106 rely on unproven assumptions.
5107 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5108 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5109 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5110 to number_of_iterations_exit.
5111 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5112 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5113 * tree-ssa-loop-niter.c (find_loop_niter,
5114 estimate_numbers_of_iterations_loop): Likewise.
5115 (number_of_iterations_exit): Honor the new options.
5116 * doc/invoke.texi (Wunsafe-loop-optimizations,
5117 funsafe-loop-optimizations): Document them.
5119 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5121 PR rtl-optimization/22167
5122 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5124 2005-07-20 Adam Nemet <anemet@lnxw.com>
5126 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5127 __do_global_dtors_aux longcall.
5129 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5131 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5132 (old_special_pred_table): Don't reference
5133 SPECIAL_MODE_PREDICATES.
5134 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5135 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5136 * config/sh/predicates.h: Don't mention
5137 SPECIAL_MODE_PREDICATES.
5138 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5141 2005-07-20 DJ Delorie <dj@redhat.com>
5143 * config.gcc: Add m32c-elf support.
5145 * doc/contrib.texi: Mention m32c.
5146 * doc/extend.texi: Document m32c extensions.
5147 * doc/install.texi: Mention m32c.
5148 * doc/invoke.texi: Document m32c options.
5149 * doc/md.texi: Document m32c constraints.
5151 * config/m32c/addsub.md: New file.
5152 * config/m32c/bitops.md: New file.
5153 * config/m32c/cond.md: New file.
5154 * config/m32c/jump.md: New file.
5155 * config/m32c/m32c-lib1.S: New file.
5156 * config/m32c/m32c-lib2.c: New file.
5157 * config/m32c/m32c-modes.def: New file.
5158 * config/m32c/m32c-pragma.c: New file.
5159 * config/m32c/m32c-protos.h: New file.
5160 * config/m32c/m32c.abi: New file.
5161 * config/m32c/m32c.c: New file.
5162 * config/m32c/m32c.h: New file.
5163 * config/m32c/m32c.md: New file.
5164 * config/m32c/m32c.opt: New file.
5165 * config/m32c/minmax.md: New file.
5166 * config/m32c/mov.md: New file.
5167 * config/m32c/muldiv.md: New file.
5168 * config/m32c/predicates.md: New file.
5169 * config/m32c/prologue.md: New file.
5170 * config/m32c/shift.md: New file.
5171 * config/m32c/t-m32c: New file.
5173 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5175 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5176 (stack_protect_set, stack_protect_test): New expanders.
5177 (stack_protect_set_si, stack_protect_set_si_media,
5178 stack_protect_set_di_media, stack_protect_test_si,
5179 stack_protect_test_si_media, stack_protect_test_di_media):
5182 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5184 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5186 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5188 * tree.h (tree_expr_nonzero_p): Export.
5189 * fold-const.c (tree_expr_nonzero_p): Likewise.
5190 Return true for CALL_EXPRs that are alloca calls.
5191 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5193 * tree-flow.h (expr_computes_nonzero): Remove.
5194 * tree-vrp.c (expr_computes_nonzero): Remove.
5195 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5196 (extract_range_from_unary_expr): Likewise.
5197 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5198 tree_expr_nonzero_p.
5200 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5202 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5203 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5204 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5205 All callers changed.
5206 (frame_related_constant_load): New arg "related" which controls
5207 setting of RTX_FRAME_RELATED_P. All callers changed.
5208 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5209 (bfin_expand_prologue): Add stack limit checking.
5210 * config/bfin/bfin.md (trapifcc): New pattern.
5212 * config/bfin/bfin.c: Include "langhooks.h".
5213 (def_builtin): Go through lang_hooks to call builtin_function.
5215 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5216 * config/bfin/predicates.md (symbol_ref_operand): New.
5217 (call_insn_operand): Delete. All callers changed to use
5218 register_no_elim_operand.
5219 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5221 (function_arg): Use it to generate the call's operand 2.
5222 (bfin_longcall_p): New function.
5223 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5224 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5225 determine if the address needs to be in a REG.
5226 (bfin_handle_longcall_attribute): New function.
5227 (bfin_attribute_table): Add "longcall" and "shortcall".
5228 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5229 (CUMULATIVE_ARGS): New member call_cookie.
5230 (PREDICATE_CODES): Add symbol_ref_operand.
5231 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5232 extra USE to the pattern.
5233 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5234 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5235 sibcall_value_insn; now the new patterns handle direct calls and the
5236 old ones indirect calls.
5237 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5239 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5241 * doc/trouble.texi: Update section on handling of empty loops.
5243 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5245 * config.gcc: Remove support for sparc-*-openbsd*,
5246 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5248 * config.host: Remove support for i860-*-sysv4* as a host.
5249 * config/i860/*, config/ip2k/*, config/ns32k/*,
5250 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5251 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5252 mention obsolete ports.
5254 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5256 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5258 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5259 of frame_pointer_rtx.
5260 (sh_expand_epilogue): Likewise.
5261 (sh_set_return_address): Likewise.
5262 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5263 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5264 offsets from FRAME_POINTER_REGNUM.
5265 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5266 (sh_register_names): Add initializer for sfp.
5267 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5268 (VALID_REGISTER_P): Likewise.
5269 (FIRST_PSEUDO_REGISTER): Update.
5270 (DWARF_FRAME_REGISTERS): Define.
5271 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5272 (HARD_FRAME_POINTER_REGNUM): Define.
5273 (FRAME_POINTER_REGNUM): Redefine.
5274 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5275 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5276 from FRAME_POINTER_REGNUM.
5277 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5278 FRAME_POINTER_REGNUM.
5279 (REG_CLASS_CONTENTS): Add sfp.
5280 (REG_ALLOC_ORDER): Likewise.
5281 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5282 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5283 of frame_pointer_rtx.
5284 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5286 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5288 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5289 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5290 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5292 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5295 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5297 Make CONSTRUCTOR use VEC to store initializers.
5298 * c-common.c (complete_array_type): Update to cope with VEC in
5300 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5301 (pp_c_constructor_elts): New function.
5302 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5303 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5304 struct constructor_stack, struct initializer_stack,
5305 constructor_elements, push_init_level, pop_init_level,
5306 add_pending_init, find_init_member, output_init_element): Update to
5307 cope with VEC in CONSTRUCTOR_ELTS.
5308 * coverage.c (build_fn_info_value, build_ctr_info_value,
5309 build_gcov_info): Likewise.
5310 * expr.c (categorize_ctor_elements_1, store_constructor,
5311 expand_expr_real_1): Likewise.
5312 * fold-const.c (fold_ternary): Likewise.
5313 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5314 gimplify_init_constructor, gimplify_expr): Likewise.
5315 * tree-dump.c (dequeue_and_dump): Likewise.
5316 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5318 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5320 * tree-sra.c (generate_element_init_1): Likewise.
5321 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5322 * tree-ssa-operands.c (get_expr_operands): Likewise.
5323 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5324 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5325 (get_initial_def_for_reduction): Likewise.
5326 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5327 value handle in annotations.
5328 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5329 tree_node_structure): Add support for constr_kind.
5330 (build_vector_from_ctor, build_constructor_single,
5331 build_constructor_from_list): New functions.
5332 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5333 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5334 Update to cope with VEC in CONSTRUCTOR_ELTS.
5335 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5336 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5337 CONSTRUCTOR_APPEND_ELT): New macros.
5338 (struct constructor_elt, struct tree_constructor): New data types.
5339 (union tree_node): Add tree_constructor field.
5340 * treestruct.def: Define TS_CONSTRUCTOR.
5341 * varasm.c (const_hash_1, compare_constant, copy_constant,
5342 compute_reloc_for_constant, output_addressed_constants,
5343 initializer_constant_valid_p, output_constant,
5344 array_size_for_constructor, output_constructor): Update to cope with
5345 VEC in CONSTRUCTOR_ELTS.
5346 * vec.h (VEC_empty, VEC_copy): New macros.
5348 2005-07-19 Devang Patel <dpatel@apple.com>
5350 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5352 2005-07-19 Richard Henderson <rth@redhat.com>
5355 * gimplify.c (gimplify_expr): Use main variant type for the temp
5356 destination for a discarded volatile read.
5357 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5358 casts between non-void types that change volatility.
5360 2005-07-15 DJ Delorie <dj@redhat.com>
5362 * toplev.h: Add comment about the first parameter for warning().
5363 * errors.h: Likewise.
5365 * c.opt (Wpragmas): New.
5366 * doc/invoke.texi: Document it.
5368 * function.c (do_warn_unused_parameter): Add warning control to
5370 * c-decl.c (warn_if_shadowing): Likewise.
5371 * c-lex.c (cb_def_pragma): Likewise.
5372 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5373 (pop_alignment): Likewise.
5374 (handle_pragma_pack): Likewise.
5375 (apply_pragma_weak): Likewise.
5376 (handle_pragma_weak): Likewise.
5377 (handle_pragma_redefine_extname): Likewise.
5378 (add_to_renaming_pragma_list): Likewise.
5379 (handle_pragma_extern_prefix): Likewise.
5380 (maybe_apply_renaming_pragma): Likewise.
5381 (handle_pragma_visibility): Likewise.
5383 * config/c4x/c4x-c.c (BAD): Likewise.
5384 (c4x_parse_pragma): Likewise.
5385 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5386 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5387 (rs6000_pragma_longcall): Likewise.
5388 * config/v850/v850-c.c (pop_data_area): Likewise.
5389 (ghs_pragma_section): Likewise.
5390 (ghs_pragma_section): Likewise.
5391 (ghs_pragma_interrupt): Likewise.
5392 (ghs_pragma_starttda): Likewise.
5393 (ghs_pragma_startsda): Likewise.
5394 (ghs_pragma_startzda): Likewise.
5395 (ghs_pragma_endtda): Likewise.
5396 (ghs_pragma_endsda): Likewise.
5397 (ghs_pragma_endzda): Likewise.
5399 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5400 Kenneth Zadeck <zadeck@naturalbridge.com>
5402 * Makefile.in: Removed tree-promote-statics.c
5403 * tree-promote-statics.c: Removed.
5404 * common.opt: Removed flag-promote-statics.
5406 * passes.c: Removed tree-promote-statics pass.
5407 * tree-pass.h: Ditto.
5408 * timevar.def: Removed TV_PROMOTE_STATICS.
5411 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5413 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5415 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5417 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5420 * c-common.c (check_function_arguments): Call
5421 'check_function_format' if either -Wformat or
5422 -Wmissing-format-attribute are specified.
5423 * c-format.c (check_function_format): Check -Wformat before
5424 calling 'check_format_info'.
5425 * c-opts.c (c_common_post_options): Don't warn for
5426 -Wmissing-format-attribute without -Wformat.
5427 * c-typeck.c (convert_for_assignment): Detect additional cases for
5428 -Wmissing-format-attribute.
5429 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5432 2005-07-19 Richard Guenther <rguenther@suse.de>
5434 * config/i386/i386.md (lrint<mode>2): Use temporary
5435 instead of clobbering non-existent memory.
5437 2005-07-19 Nick Clifton <nickc@redhat.com>
5439 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5440 statement to avoid displaying ASCII control characters.
5442 2005-07-19 Ben Elliston <bje@au.ibm.com>
5444 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5445 * cfganal.c (find_edge_index): Ditto.
5446 * combine.c (combine_instructions): Ditto.
5447 * ddg.c (create_scc): Ditto.
5448 (find_successors): Ditto.
5449 (find_predecessors): Ditto.
5450 (find_nodes_on_paths): Ditto.
5451 (longest_simple_path): Ditto.
5452 * flow.c (update_life_info): Ditto.
5453 (count_or_remove_death_notes): Ditto.
5454 (clear_log_links): Ditto.
5455 * modulo-sched.c (generate_reg_moves): Ditto.
5456 (find_max_asap): Ditto.
5457 (find_max_hv_min_mob): Ditto.
5458 (find_max_dv_min_mob): Ditto.
5459 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5460 * sched-rgn.c (extract_edgelst): Ditto.
5461 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5462 (dump_update_ssa): Ditto.
5463 (ssa_names_to_replace) Ditto.
5464 (switch_virtuals_to_full_rewrite): Ditto.
5465 (update_ssa): Ditto.
5466 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5468 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5470 Fix PR tree-optimization/22483
5472 * tree-complex.c (create_components): Use
5473 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5474 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5475 * tree-flow.h (safe_referenced_var_iterator): New structure.
5476 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5477 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5478 safe_referenced_var iterator.
5479 (add_type_alias): Ditto.
5481 2005-07-19 Steven Bosscher <stevenb@suse.de>
5483 * loop-init.c (rest_of_handle_loop2): Remove.
5484 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5485 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5486 (pass_rtl_loop_init, pass_rtl_loop_done,
5487 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5488 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5489 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5490 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5491 pass_tree_loop_done, and pass_tree_unswitch.
5492 (gate_loop): Rename to gate_tree_loop.
5493 * passes.c (init_optimization_passes): Update for renamed tree
5494 loop passes. Add the new loop2 passes as subpasses of loop2.
5495 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5496 Update for the renamed tree loop passes.
5498 2005-07-18 Ian Lance Taylor <ian@airs.com>
5501 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5502 blocks when optimizing.
5504 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5506 * common.opt (frename-registers): Initialize to 2.
5508 (fgcse-after-reload): Ditto.
5509 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5510 (process_options): Only change flag_web, flag_rename_registers,
5511 and flag_rerun_cse_after_loop if not explicitly set by user.
5513 2005-07-18 Jan Beulich <jbeulich@novell.com>
5515 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5516 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5517 in 64-bit mode the same as DImode in 32-bit mode.
5518 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5519 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5520 mode. Add new mode parameter.
5521 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5522 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5523 x86_64_shift_adj): New expanders.
5524 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5525 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5527 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5528 DImode shift splitters.
5529 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5530 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5533 2005-07-18 Jan Beulich <jbeulich@novell.com>
5535 * i386.md (movdi_extzv_1): New.
5536 (zero_extendhidi2): Combine alternatives and never force use of
5538 (zero_extendqidi2): Likewise. Don't restrict input selection.
5540 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5542 Fix PR tree-optimization/22531
5543 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5546 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5548 * tree-promote-statics.c (pass_promote_statics): Change dump file
5551 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5553 * tree-optimize.c (init_tree_optimization_passes): Add
5554 pass_eliminate_useless_stores pass.
5555 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5556 * tree-ssa-pre.c (is_copy_stmt): New function.
5557 (follow_copies_till_vuse): Ditto.
5558 (do_eustores): Ditto.
5559 (gate_eustores): Ditto.
5561 2005-07-16 Richard Henderson <rth@redhat.com>
5563 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5565 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5566 Kenneth Zadeck <zadeck@naturalbridge.com>
5568 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5569 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5570 ipa-type-escape.h, tree-promote-statics.c
5571 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5572 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5573 tree-promote-statics.c: new files.
5574 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5575 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5576 int nonlocal_set_p, mark_constant_function): Deleted.
5577 (rest_of_handle_cfg): Removed call to mark_constant_function.
5578 (nonoverlapping_component_refs_p): Added calls to support
5579 type based aliasing.
5580 * tree-ssa-alias.c (may_alias_p,
5581 compute_flow_insensitive_aliasing): Ditto.
5582 * calls.c (flags_from_decl_or_type): Removed reference to
5584 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5585 too many arguments. This is necessary for Spec 2000.
5586 * cgraph.h (const_function, pure_function): Removed.
5587 * common.opt: Added "fipa-pure-const", "fipa-reference",
5588 "fipa-type-escape", and "ftree-promote-static".
5590 * passes.c: Added ipa and tree-promote-statics passes.
5591 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5592 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5593 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5594 * tree-flow.h: Added exposed sra calls and addition of
5595 reference_vars_info field for FUNCTION_DECLS.
5596 * tree-pass.h: Added passes.
5597 * tree-sra.c: (sra_init_cache): New function.
5598 (sra_insert_before, sra_insert_after) Made public.
5599 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5601 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5602 aliasing. (may_alias_p): Added code to use type escape analysis to
5604 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5605 code to prune clobbers of static variables based on information
5606 produced in ipa-reference pass. Changed call clobbering so that
5607 statics are not marked as clobbered if the call does not clobber
5610 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5612 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5615 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5617 * doc/install.texi (*-*-solaris2*): Document recommended version
5618 of GNU binutils and mention GNU linker problem on Solaris 10.
5620 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5623 * c-decl.c (c_build_bitfield_integer_type): New function.
5624 (finish_struct): Call it.
5625 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5627 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5629 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5632 2005-07-16 Jan Hubicka <jh@suse.cz>
5634 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5635 (scale_bbs_frequencies_int): Watch roundoff errors.
5636 * predict.c (return_prediction): Initialize return_stmt.
5638 2005-07-16 Jan Hubicka <jh@suse.cz>
5640 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5641 after RTL profiling.
5643 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5646 * fold-const.c (build_range_check): Convert high/low to etype
5647 if we are only comparing against exp.
5649 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5651 Fix PR tree-optimization/22376
5652 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5654 (need_to_solve): New function.
5655 (compute_points_to_sets): Use it.
5657 2005-07-15 Jan Hubicka <jh@suse.cz>
5659 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5660 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5662 2005-07-15 Richard Guenther <rguenther@suse.de>
5664 * c-common.c (handle_flatten_attribute): New function.
5665 Add flatten function attribute.
5666 * doc/extend.texi: Document flatten function attribute.
5667 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5668 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5670 (cgraph_decide_inlining): Handle functions with flatten
5673 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5675 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5676 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5677 UNSPEC_XCHG, UNSPEC_AND): New.
5678 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5679 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5680 * config/rs6000/sync.md (FETCHOP): New code macro.
5681 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5683 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5684 (sync_compare_and_swap<mode>): Same.
5685 (sync_lock_test_and_set<mode>): Same.
5686 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5687 for QImode and HImode, and not PPC405.
5688 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5689 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5690 (sync_<fetchop>{si,di}_internal): New.
5691 (sync_nand{si,di}_internal): New.
5692 (sync_old_<fetchop>{si,di}_internal): New.
5693 (sync_old_nand{si,di}_internal): New
5694 (sync_new_<fetchop>{si,di}_internal): New.
5695 (sync_new_nand{si,di}_internal): New.
5696 (atomic_and{si,di}): New.
5697 (sync_new_nand{si,di}_internal): New.
5698 (atomic_and{si,di}): New.
5699 (sync_add<mode>_internal): Delete.
5700 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5701 (sync_sub<mode>_internal): Delte.
5702 (sync_subshort_internal): New.
5703 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5704 (sync_anddi_internal): Delete.
5705 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5706 (sync_booldi_internal): Delete.
5707 (sync_boolc<mode>_internal): Delete.
5708 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5709 (sync_boolc<mode>_internal2): Delete.
5710 (sync_boolcc<mode>_internal): Delete.
5711 (isync, lwsync): Use unspec instead of unspec_volatile.
5712 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5713 Revert UNSPEC_VOLATILE.
5714 (rs6000_split_atomic_op): New.
5715 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5717 2005-07-14 Eric Christopher <echristo@redhat.com>
5719 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5720 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5722 2005-07-14 Eric Christopher <echristo@redhat.com>
5724 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5726 2005-07-14 Steven Bosscher <stevenb@suse.de>
5728 PR tree-optimization/22230
5729 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5730 the computation of the four cross productions for "range op range".
5732 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5733 Ulrich Weigand <uweigand@de.ibm.com>
5736 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5739 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5741 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5743 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5745 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5747 2005-07-14 Richard Guenther <rguenther@suse.de>
5750 * config/i386/i386-protos.h (ix86_function_value): Change
5751 prototype to match new target hook.
5752 * config/i386/i386.c (ix86_value_regno): Change prototype
5753 to take extra type argument.
5754 (TARGET_FUNCTION_VALUE): Define.
5755 (ix86_function_ok_for_sibcall): Pass extra argument to
5756 ix86_value_regno, check return slot rtx for exact match.
5757 (ix86_function_value): Take extra parameter. Dispatch to
5758 ix86_value_regno with fndecl/fntype as provided.
5759 (ix86_value_regno): Handle extra type argument.
5760 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5762 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5763 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5764 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5765 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5766 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5768 2005-07-14 Richard Guenther <rguenther@suse.de>
5770 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5771 * calls.c (expand_call): Pass fntype to hard_function_value.
5772 (emit_library_call_value_1): Likewise.
5773 * explow.c: Include target.h.
5774 (hard_function_value): Take extra argument, the fntype.
5775 Use new target hook for function_value.
5776 * expr.h (hard_function_value): Change prototype.
5777 * function.c (aggregate_value_p): Pass 0 as fntype to
5778 hard_function_value.
5779 (assign_parms): Use new target hook for function_value.
5780 Pass 0 as fntype to hard_function_value.
5781 (expand_function_end): Likewise.
5782 * reg-stack.c: Include target.h.
5783 (stack_result): Use new target hook for function_value.
5784 * target-def.h: New target hook function_value.
5785 * target.h: Likewise.
5786 * targhooks.c (default_function_value): New function.
5787 * targhooks.h (default_function_value): Declare.
5789 2005-07-13 Ian Lance Taylor <ian@airs.com>
5791 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5793 2005-07-14 Jan Hubicka <jh@suse.cz>
5795 * tree-dfa.c (dump_variable): Use default_def function.
5796 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5797 * tree-ssa.c (verify_use): Likewise.
5798 * tree-ssanames.c (release_ssa_name): Likewise.
5799 * tree-tailcall.c (eliminate_tail_call): Likewise.
5800 (tree_optimize_tail_calls_1): Likewise.
5801 * tree-vrp.c (get_value_range): Likewise.
5803 2005-07-14 Ben Elliston <bje@au.ibm.com>
5805 * gcc.c (main): Compare language[0] with '*' when iterating over
5808 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5810 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5811 "s390_emit_compare". Add handling of CCZ1mode.
5812 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5813 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5815 (s390_branch_condition_mask): Add CCZ1mode handling.
5816 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5817 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5818 Use CCZ1mode instead of CCZmode.
5819 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5821 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5823 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5825 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5827 2005-07-13 Eric Christopher <echristo@redhat.com>
5829 * config/mips/mips.c (mips_canonicalize_comparison): New.
5830 (mips_emit_int_relational): Use.
5832 2005-07-13 Eric Christopher <echristo@redhat.com>
5834 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5836 * config/s390/s390.md: Include tpf.md. Move tpf specific
5838 * config/s390/tpf.md: To here.
5839 * config/s390/s390.opt: Move tpf specific options...
5840 * config/s390/tpf.opt: to here. Add mmain option.
5841 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5842 * config/s390/tpf.h: Rewrite.
5844 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5846 * doc/tm.texi: Remove @xref{Cross-profiling}.
5848 2005-07-13 Jeff Law <law@redhat.com>
5850 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5851 expressions, test their _DECL operands for pointer equality rather
5852 than using operand_equal_p.
5854 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5856 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5857 (TARGET_POSIX_IO): This.
5858 * config/darwin.h: Likewise.
5859 * config/freebsd.h: Likewise.
5860 * config/linux.h: Likewise.
5861 * config/lynx.h: Likewise.
5862 * config/netbsd.h: Likewise.
5863 * config/rs6000/linux64.h: Likewise.
5864 * config/rs6000/linux.h: Likewise.
5865 * config/s390/tpf.h: Likewise.
5866 * config/sh/embed-elf.h: Likewise.
5867 * config/sparc/linux64.h: Likewise.
5868 * config/sparc/linux.h: Likewise.
5869 * config/svr4.h: Likewise.
5870 * gcov-io.h: Likewise.
5872 * doc/tm.texi: Updated.
5874 * libgcov.c (create_file_directory): Defined only if
5875 TARGET_POSIX_IO is defined.
5876 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5879 2005-07-13 Jan Hubicka <jh@suse.cz>
5881 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5883 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5885 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5886 structure as argument.
5888 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5890 PR tree-optimization/21921
5891 * tree-iterator.c (tsi_link_before): Support the case when
5892 tsi_end_p (tsi) == true.
5894 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5896 PR tree-optimization/22442
5897 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5900 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5902 PR rtl-optimization/20376
5903 * toplev.c (process_options): Enable -fweb and -frename-registers when
5905 * doc/invoke.texi: Update the information about when -fweb and
5906 -frename-registers are enabled.
5908 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5911 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5912 if *rhs_p is not a SSA_NAME.
5914 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5916 Fix PR tree-optimization/22422
5917 * tree-ssa-structalias.c (struct variable_info): Add flag for
5919 (get_varinfo): Now a static function.
5920 (new_varinfo): init has_union and is_special_var to false.
5921 (solution_set_add): Check has_union.
5922 (do_da_constraint): Move temporary variable so it gets reset
5924 Also check for special variable.
5925 (do_ds_constraint): Ditto.
5926 (do_sd_constraint): Ditto.
5927 (do_structure_copy): Check for special variable.
5928 (find_func_aliases): Ditto.
5929 (init_base_vars): Set special vars properly.
5931 2005-07-13 Jan Hubicka <jh@suse.cz>
5933 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5936 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5937 (get_expr_operands): Fix thinko wrt flags and subvars.
5939 PR tree-optimize/22379
5940 * tree-inline.c (expand_call_inline): Do not output sorry in early
5943 2005-07-12 Dale Johannesen <dalej@apple.com>
5945 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5947 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5950 * host-linux.h: Include limits.h.
5952 2005-07-12 Dale Johannesen <dalej@apple.com>
5954 * expr.c (compress_float_constant): Add cost check.
5955 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5957 2005-07-12 Dale Johannesen <dalej@apple.com>
5959 * gcc.target/i386/compress-float-sse.c: New.
5960 * gcc.target/i386/compress-float-sse-pic.c: New.
5961 * gcc.target/i386/compress-float-387.c: New.
5962 * gcc.target/i386/compress-float-387-pic.c: New.
5963 * gcc.dg/compress-float-ppc.c: New.
5964 * gcc.dg/compress-float-ppc-pic.c: New.
5966 2005-07-12 Eric Christopher <echristo@redhat.com>
5968 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5970 * config/s390/s390.md: Include tpf.md. Move tpf specific
5972 * config/s390/tpf.md: To here.
5973 * config/s390/s390.opt: Move tpf specific options...
5974 * config/s390/tpf.opt: to here. Add mmain option.
5975 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5976 * config/s390/tpf.h: Rewrite.
5978 2005-07-12 Eric Christopher <echristo@redhat.com>
5980 * gcc.c (struct infile): Update comment for language.
5981 (main): Rewrite input file resetting code.
5983 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5986 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5987 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5988 (lookup_avail_expr): Use constant_boolean_node instead
5989 of boolean_false_node/boolean_true_node.
5991 2005-07-12 Ben Elliston <bje@au.ibm.com>
5993 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5994 and use it when printing num_edges.
5996 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5998 * doc/extend.texi (Blackfin Built-in Functions): New section.
5999 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6002 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6004 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6005 s/cmpstrsi/cmpstrnsi
6006 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6008 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6009 (init_optabs): Initialize cmpstrn_optab.
6010 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6011 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6012 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6013 * config/i386/i386.md: s/cmpstr/cmpstrn
6014 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6015 * doc/md.texi: Update documentation.
6017 2005-07-11 Richard Henderson <rth@redhat.com>
6019 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6020 build_va_arg_indirect_ref.
6021 (alpha_gimplify_va_arg): Likewise.
6022 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6023 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6024 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6025 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6026 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6027 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6029 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6031 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6033 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6034 * passes.c (init_optimization_passes): Add pass_empty_loop.
6035 * tree-pass.h (pass_empty_loop): Declare.
6036 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6037 try_remove_empty_loop, remove_empty_loops): New functions.
6038 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6039 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6041 2005-07-12 Peter Barada <peter@the-baradas.com>
6045 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6046 in address registers.
6047 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6048 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6049 alternative of addsi3_5200.
6051 2005-07-11 Ian Lance Taylor <ian@airs.com>
6053 * config/mips/mips.md (ffs<mode>2): Remove.
6055 2005-07-11 Ian Lance Taylor <ian@airs.com>
6057 * doc/tree-ssa.texi (Cleanups): Improve description of
6059 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6061 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6063 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6064 * tree.h (DECL_ARGUMENT_FLD): New macro.
6066 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6068 Fix PR tree-optimization/22404
6070 * tree-ssa-structalias.c (create_variable_info_for): Use
6073 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6075 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6076 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6077 for second comparison operand.
6078 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6080 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6081 (define_insn_reservation "alu"): Likewise.
6082 (csync, ssync): Now of type sync.
6083 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6084 -mcsync-anomaly -mspecld-anomaly.
6085 * config/bfin/bfin.opt (mcsync): Remove.
6086 (mcsync-anomaly, mspecld-anomaly): Add.
6087 * config/bfin/bfin.c: Include "insn-codes.h".
6088 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6089 (TARGET_DEFAULT_TARGET_FLAGS): New.
6090 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6092 2005-07-11 Steven Bosscher <stevenb@suse.de>
6094 * basic-block.h: Give the BB flags enum a name, bb_flags.
6095 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6096 * cfgcleanup.c (enum bb_flags): Remove here.
6097 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6098 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6099 (update_forwarder_flag): Likewise.
6100 (thread_jump): Likewise.
6101 (try_forward_edges): Likewise.
6102 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6103 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6104 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6106 2005-07-11 Richard Guenther <rguenther@suse.de>
6108 * config/i386/i386.opt: New target option -msseregparm.
6109 * config/i386/i386.c (override_options): Error out for
6110 -msseregparm but no SSE support.
6111 (ix86_function_sseregparm): Check for global sseregparm.
6112 * doc/invoke.texi: Document -msseregparm.
6114 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6116 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6117 (m32rle-*-linux*): Ditto.
6119 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6121 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6122 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6125 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6129 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6130 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6132 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6134 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6135 (varmap): Heapify varmap.
6136 (constraints): Heapify constraints.
6137 (struct constraint_graph): Heapify succs and preds.
6138 (constraint_vec_find): Update for heapification.
6139 (constraint_set_union): Ditto.
6140 (insert_into_complex): Ditto.
6141 (constraint_edge_vec_find): Ditto.
6142 (erase_graph_self_edge): Ditto.
6143 (add_graph_edge): Ditto.
6144 (get_graph_weights): Ditto.
6145 (merge_graph_nodes): Ditto.
6146 (build_constraint_graph): Ditto.
6147 (topo_visit): Ditto.
6148 (solve_graph): Ditto.
6149 (create_variable_info_for): Ditto.
6150 (init_base_vars): Ditto.
6151 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6152 (condese_varmap_nodes): Free complex vector.
6153 (clear_edges_for_node): Clear succs and preds vector.
6155 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6157 * tree-ssa-structalias.c (update_alias_info): Change counting of
6158 references to not include vdefs.
6160 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6162 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6165 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6167 * pa.c (pa_commutative_p): Make PLUS commutative when
6168 TARGET_NO_SPACE_REGS is true.
6170 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6172 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6173 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6174 * tree-dfa.c (dump_subvars_for): New.
6175 (debug_subvars_for): New.
6176 (dump_variable): Show subvariables if VAR has them.
6177 * tree-flow-inline.h (get_subvar_at): New.
6178 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6179 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6181 (struct subvar): Change fields offset and size to unsigned
6183 (dump_subvars_for): Declare.
6184 (debug_subvars_for): Declare.
6185 (get_subvar_at): Declare.
6186 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6187 to unsigned HOST_WIDE_INT *.
6188 (overlap_subvar): Likewise.
6189 * tree-gimple.c (is_gimple_reg): Always return false for
6190 SFTs and memory tags.
6191 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6193 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6194 (compute_may_aliases): Call compute_points_to_sets.
6195 (collect_points_to_info_for): Remove.
6196 (compute_points_to_and_addr_escape): Remove.
6197 (delete_alias_info): Call delete_points_to_sets.
6198 (compute_flow_sensitive_aliasing): If the call to
6199 find_what_p_points_to returns false, call set_pt_anything.
6200 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6201 (set_pt_anything): Clear pi->pt_vars.
6202 (set_pt_malloc): Remove.
6203 (merge_pointed_to_info): Remove.
6204 (add_pointed_to_expr): Remove.
6205 (add_pointed_to_var): Remove.
6206 (collect_points_to_info_r): Remove.
6207 (is_escape_site): Make extern.
6209 (create_overlap_variables_for): Call it.
6210 * tree-ssa-copy.c (merge_alias_info): Never merge
6211 flow-sensitive alias information.
6212 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6213 offset and size to be unsigned HOST_WIDE_INT.
6214 (add_to_addressable_set): Rename from note_addressable.
6215 Set TREE_ADDRESSABLE as the variables are added to the set.
6217 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6218 operands into VUSEs when adding V_MAY_DEFs for members in an
6220 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6221 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6222 (struct variable_info): Add bitfield is_heap_var.
6223 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6224 (new_var_info): Initialize is_heap_var.
6225 (get_constraint_for): Add HEAP variables to the symbol table.
6226 Mark them with is_heap_var.
6227 (update_alias_info): New. Taken mostly from the old
6228 compute_points_to_and_addr_escape.
6229 (handle_ptr_arith): New.
6230 (find_func_aliases): Call update_alias_info.
6231 Call handle_ptr_info for tcc_binary expressions.
6232 Call mark_stmt_modified.
6233 (create_variable_info_for): If DECL has subvars, do not create
6234 variables for its subvars. Always add all the fields.
6235 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6236 SFTs, then add all the SFTs of the structure.
6237 If VI->DECL is an aggregate with subvariables, add the SFT at
6239 (find_what_p_points_to): If VI is an artificial variable,
6240 translate to bitfields in SSA_NAME_PTR_INFO.
6241 If the solution is empty, set pi->pt_vars to NULL
6242 (init_base_vars): Create ANYOFFSET.
6243 (compute_points_to_sets): Rename from create_alias_vars.
6245 (pass_build_pta): Remove.
6246 (delete_points_to_sets): Rename from delete_alias_vars.
6247 (pass_del_pta): Remove.
6248 * tree-ssa-structalias.h (struct alias_info): Move from
6250 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6251 NUM_REFERENCES_SET): Likewise.
6252 (compute_points_to_sets, delete_points_to_sets): Declare.
6254 2005-07-09 Richard Henderson <rth@redhat.com>
6256 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6257 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6258 alpha_split_lock_test_and_set_12): New functions.
6259 * config/alpha/alpha-protos.h: Update.
6260 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6261 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6262 * config/alpha/sync.md (I12MODE): New.
6263 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6264 (sync_<fetchop_name><I48MODE>): Likewise.
6265 (sync_nand<I48MODE>): Likewise.
6266 (sync_old_<fetchop_name><I48MODE>): Likewise.
6267 (sync_new_<fetchop_name><I48MODE>): Likewise.
6268 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6269 (sync_compare_and_swap<I48MODE>): Likewise.
6270 (sync_lock_test_and_set<I48MODE>): Likewise.
6271 (sync_compare_and_swap<I12MODE>): New.
6272 (sync_compare_and_swap<I12MODE>_1): New.
6273 (sync_lock_test_and_set<I12MODE>): New.
6274 (sync_lock_test_and_set<I12MODE>_1): New.
6276 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6280 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6282 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6284 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6285 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6287 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6290 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6292 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6294 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6295 memory_operand constraint.
6296 (store_conditional_<mode>): Same.
6297 (sync_compare_and_swap<mode>): Same.
6298 (sync_lock_test_and_set<mode>): Same.
6300 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6302 Rewrite PIC support to more closely model actual instructions.
6303 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6304 (cris_symbol): Remove prototypes for removed functions.
6305 (cris_pic_symbol_type_of, cris_valid_pic_const)
6306 (cris_expand_pic_call_address): Prototypes for new functions.
6307 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6309 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6311 <case ':'>: Add case for new punctuation character.
6312 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6313 emitting (extra) PIC modifier.
6314 <case UNSPEC>: Do not assert for PLT.
6315 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6316 (cris_expand_prologue, cris_expand_epilogue): Check
6317 for pic_offset_table_rtx usage instead of taking
6318 current_function_uses_pic_offset_table as the final word.
6319 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6320 Remove flag_pic difference.
6321 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6322 the moral equivalents of...
6323 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6325 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6326 (cris_handle_option): Mark ARG as unused.
6327 (cris_expand_pic_call_address): New worker function for "call",
6329 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6330 output PIC constructs here.
6331 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6332 as symbol-specific modifers, not whole or part of operands.
6333 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6334 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6335 constants and flag_pic.
6336 (CONSTANT_INDEX_P): Adjust for new functions.
6337 (enum cris_pic_symbol_type): New helper type.
6338 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6339 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6340 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6342 ("movsi"): Emit actual instructions for GOT and relative access.
6343 ("*movsi_got_load"): New pattern to set up the register holding
6345 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6346 Adjust FIXME for 'S'.
6347 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6348 Use "movs" for -fpic cases.
6349 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6350 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6351 ("call", "call_value"): Just call cris_expand_pic_call_address for
6353 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6354 Remove special pattern.
6355 ("*expanded_call_side", "*expanded_call_value_side"): New
6357 (gotplt-to-plt, gotplt-to-plt-side-call)
6358 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6360 * config/cris/cris/predicates.md
6361 ("cris_general_operand_or_gotless_symbol"): Remove unused
6363 ("cris_general_operand_or_symbol"): Adjust for new functions.
6365 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6367 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6369 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6371 * Makefile.in (TREE_H): Add treestruct.def.
6372 (c-decl.o): Add pointer-set.h
6373 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6374 visibility on regular DECL's.
6375 (merge_decls): Fix the copying of decl nodes of various types for
6376 the new structures. Don't update RTL, section name, weak status,
6377 etc, on DECL's without RTL.
6378 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6379 Don't check volatile on non-variable types.
6380 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6381 to check whether we have seen arguments.
6382 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6383 flag is checked before field (flag is common, field is not).
6384 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6385 TS_DECL_COMMON could have an origin.
6386 (add_location_or_const_value_attribute): Don't check section name
6387 on non-var/function decls.
6388 (dwarf2out_var_location): Reverse order of tests.
6389 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6390 with DECL_WRTL_CHECK.
6391 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6392 * fold-const.c (fold_binary): Don't check weakness on
6393 non-var/function decls.
6394 (tree_expr_nonzero_p): Ditto.
6395 (fold_checksum_tree): Use tree_decl_extra as sizeof
6397 * ggc-page.c (extra_order_size_table): Add sizes for
6398 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6400 * gimplify.c (gimplify_bind_expr): Only set
6401 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6402 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6404 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6405 * langhooks.h (init_ts). New langhook.
6406 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6407 * print-tree.c (print_node): Update to only print fields that
6408 exist in the structures the passed decl has.
6409 * toplev.c (wrapup_global_declarations): Don't reset
6410 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6411 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6412 * tree-inline.c (remap_decl): Ditto.
6413 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6414 * tree-pretty-print.c (print_declaration): Don't print
6415 DECL_REGISTER on things that don't contain it.
6416 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6417 non-var/function decls.
6418 * tree.c (tree_contains_struct): New structure.
6419 (init_priority_for_decl): New hashtable.
6420 (tree_int_map): New structure.
6421 (tree_int_map_eq): New function.
6422 (tree_int_map_marked_p): Ditto.
6423 (tree_int_map_hash): Ditto.
6424 (tree_map): Move to tree.h.
6425 (tree_map_eq): Externalize.
6426 (tree_map_hash): Ditto.
6427 (tree_map_marked_p): Ditto.
6428 (init_ttree): Set up tree_contains_struct and call langhook.
6429 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6430 (tree_code_size): Update for new structures.
6431 (tree_node_structure): Update for new structures.
6432 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6434 (copy_node_stat): Copy init priority.
6435 (build_decl_stat): Ditto for visibility.
6436 (ts_enum_names): New.
6437 (tree_contains_struct_check_failed): New function.
6438 (decl_init_priority_lookup): Ditto.
6439 (decl_init_priority_insert): Ditto.
6440 * treestruct.def: New file.
6441 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6442 (CONTAINS_STRUCT_CHECK): Ditto.
6443 (tree_contains_struct_check_failed): New prototype.
6444 (DECL_CHECK): Removed.
6445 (DECL_MINIMAL_CHECK): New.
6446 (DECL_COMMON_CHECK): Ditto.
6447 (DECL_WRTL_CHECK): Ditto.
6448 (DECL_NON_COMMON_CHECK): Ditto.
6449 (DECL_WITH_VIS_CHECK): Ditto.
6450 (VAR_OR_FUNCTION_DECL_P): Ditto
6451 (struct tree_decl_minimal): New structure.
6452 (struct tree_decl_common): Ditto.
6453 (struct tree_decl_with_rtl): Ditto.
6454 (struct tree_decl_with_vis): Ditto.
6455 (struct tree_decl_non_common): Ditto.
6456 (struct tree_field_decl): Ditto.
6457 (struct tree_parm_decl): Ditto.
6458 (struct tree_var_decl): Ditto.
6459 (struct tree_function_decl): Ditto.
6460 (struct tree_const_decl): Ditto.
6461 (struct tree_result_decl): Ditto.
6462 (union tree_node): Add new structures.
6463 * var-tracking.c (track_expr_p): Reverse order of tests.
6465 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6467 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6469 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6470 * system.h: Poison FINALIZE_PIC.
6471 * doc/tm.texi (FINALIZE_PIC): Remove.
6473 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6476 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6477 to the correct type if we have a MODIFY_EXPR.
6479 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6481 PR tree-optimization/22360
6482 * tree.c (upper_bound_in_type): Fix calculations for casting
6483 to a non-wider signed type and casting a signed value to a
6484 wider unsigned type.
6485 (lower_bound_in_type): Fix calculations for casting to a
6486 non-wider signed type.
6488 PR tree-optimization/20139
6489 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6491 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6492 fold_cond_expr_cond.
6493 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6494 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6496 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6499 * tree-complex.c (expand_complex_libcall): Produce
6500 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6502 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6504 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6505 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6506 b" assert and inserted fastpath code for this case.
6507 (bitmap_ior): Removed "a != b" assert.
6509 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6511 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6512 (ENDFILE_SPEC): Likewise.
6513 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6515 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6516 a large stack frame at epilogue.
6518 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6520 * final.c: Include sdbout.h when required.
6522 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6524 * config.gcc (*-*-darwin*): Only one target-specific header file
6526 (powerpc-*-darwin*): Add version-specific header files.
6527 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6528 * config.in: Regenerate.
6529 * configure: Regenerate.
6530 * gcc.c: Include xregex.h.
6531 (version_compare_spec_function): New.
6532 (spec_function): Add version-compare.
6533 (replace_outfile_spec_function): Reformat comment.
6534 (compare_version_strings): New.
6535 * config/darwin-c.c (version_as_macro): New.
6536 (builtin_define): New.
6537 (darwin_cpp_builtins): New.
6538 * config/darwin-protos.h (darwin_cpp_builtins): New.
6539 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6540 (LIB_SPEC): Make unconditional, update comment.
6541 (TARGET_C99_FUNCTIONS): Define.
6542 * config/darwin.opt: Sort.
6543 (mmacosx-version-min=): New.
6544 * config/darwin7.h: Delete.
6545 * config/darwin8.h: Delete.
6546 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6547 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6548 (TARGET_C99_FUNCTIONS): Define.
6549 * config/rs6000/darwin7.h: New.
6550 * config/rs6000/darwin8.h: New.
6551 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6552 (-mmacosx-version-min): Document.
6554 2005-07-07 Ian Lance Taylor <ian@airs.com>
6556 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6558 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6561 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6563 2005-07-07 Khem Raj <kraj@mvista.com>
6565 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6566 in bytes, not words.
6568 2005-07-07 Paul Brook <paul@codesourcery.com>
6570 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6571 DEFAULT_FUNCTION_ARG_PADDING to upward.
6573 2005-07-07 Richard Henderson <rth@redhat.com>
6575 * function.c (locate_and_pad_parm): Record parameter alignment in
6576 stack_alignment_needed.
6578 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6580 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6581 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6582 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6583 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6584 (define_attr "type"): Add isync, sync, load_l, store_c.
6585 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6586 Create scratch volatile MEM.
6587 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6589 (load_locked_<mode>): New.
6590 (store_conditional_<mode>): New.
6591 (sync_compare_and_swap<mode>): Replace with splitter.
6592 (sync_lock_test_and_set<mode>): Replace with splitter.
6593 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6595 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6596 is ics. Attribute isync.
6597 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6599 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6600 and UNSPECV_SYNC_OP.
6601 (emit_unlikely_jump): New.
6602 (emit_load_locked): New.
6603 (emit_store_conditional): New.
6604 (rs6000_split_compare_and_swap): New.
6605 (rs6000_split_lock_test_and_set): New.
6606 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6607 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6608 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6609 rs6000_split_lock_test_and_set): Declare.
6610 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6611 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6612 store_c, isync, sync.
6614 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6616 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6617 filenames to gtyp-gen.h.
6618 (s-typ-gen): Use it in place of for loops.
6620 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6622 * hooks.c (hook_bool_rtx_int_false): New function.
6623 * hooks.h (hook_bool_rtx_int_false): Declare.
6624 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6625 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6626 * target.h (struct gcc_target): Add commutative_p member.
6627 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6628 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6629 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6630 (pa_commutative_p): New function.
6631 * jump.c (target.h): Include.
6632 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6633 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6635 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6637 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6638 (s390_expand_setmem): New.
6639 * config/s390/s390.c: Likewise.
6640 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6642 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6643 general_operand. Call new function "s390_expand_setmem".
6644 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6645 ("setmem_long", "*setmem_long"): ... this.
6647 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6649 * config/s390/s390.c: (optimization_options): Enable
6650 TARGET_MVCLE at -Os.
6651 * doc/invoke.texi: Document changes in default behaviour.
6652 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6654 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6656 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6657 defined by back-end.
6659 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6661 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6662 all sets in the pattern.
6663 * config/rs6000/rs6000.md (stack_protect_testsi,
6664 stack_protect_testdi): Likewise.
6666 2005-07-06 Jeff Law <law@redhat.com>
6668 * tree-vrp.c (simplify_using_ranges): Kill.
6669 (vrp_finalize): Remove call to simplify_using_ranges.
6670 (simplify_stmt_using_ranges): New function extracted from
6671 simplify_using_ranges.
6672 (simplify_div_or_mod_using_ranges): Likewise.
6673 (simplify_abs_using_ranges): Likewise.
6674 (simplify_cond_using_ranges): New function.
6675 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6676 * tree-ssa-propagate.c (substitute_and_fold): Call
6677 simplify_stmt_using_ranges if we have range information.
6679 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6681 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6682 ia64_flag_schedule_isns2.
6684 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6685 reading/writing general registers.
6686 (ia64_function_arg): Revert 2005-06-18 change.
6688 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6690 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6691 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6693 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6695 * function.c (expand_function_end): Revert part of 2005-06-27
6696 patch. Do sjlj_emit_function_exit_after after return_label.
6698 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6700 * doc/install.texi (--disable-libssp): New.
6702 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6704 * doc/invoke.texi: Update -fforce-mem documentation.
6705 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6706 code for -fforce-mem.
6707 * expmed.c: (store_bit_field,store_fixed_bit_field,
6708 extract_bit_field): Ditto.
6709 * expr.c: (convert_move): Ditto.
6710 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6711 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6712 emit_conditional_add,expand_float,expand_fix): Ditto.
6713 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6714 (common_handle_option): Issue warning when -fforce-mem specified.
6716 2005-07-06 Paul Brook <paul@codesourcery.com>
6718 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6720 * configure: Regenerate.
6722 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6724 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6726 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6728 Fix PR tree-optimization/22319
6729 Fix PR tree-optimization/22140
6730 Fix PR tree-optimization/22310
6732 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6733 variable sized types.
6734 Use correct type for intermediate structure on *a = *b structure
6737 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6739 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6741 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6742 (machine_function): Move typedef to...
6743 * config/rs6000/rs6000.c (machine_function): ... here. Add
6744 varargs_save_offset field.
6745 (rs6000_stack_t): Remove varargs_size field.
6746 (setup_incoming_varargs): Allocate varargs save area using
6747 assign_stack_local, try to make it as small as possible.
6748 Save offset from virtual_stack_vars_rtx to the save area
6749 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6750 instead of magic 8 when fp word byte size is used.
6751 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6752 instead of -RS6000_VARARGS_SIZE.
6753 (rs6000_stack_info, debug_stack_info,
6754 rs6000_initial_elimination_offset): Remove all traces of
6756 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6757 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6758 RS6000_VARARGS_AREA.
6760 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6762 PR tree-optimization/21963
6763 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6764 constant_multiple_of in the same way get_computation_cost_at does.
6766 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6768 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6769 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6770 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6771 and return its previous value.
6772 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6773 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6775 (stack_protect_set, stack_protect_test): New expanders.
6776 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6777 stack_protect_testdi): New insns.
6778 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6779 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6781 2005-07-06 Jeff Law <law@redhat.com>
6783 * tree-ssa-dce.c (cfg_altered): New global.
6784 (tree_dce_init): Initialize cfg_altered.
6785 (remove_dead_stmt): If we remove an edge in the CFG, then set
6787 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6790 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6792 * Makefile.in (stamp-collect-ld): Use
6793 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6794 ./collect-ld if it already exists.
6795 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6796 Don't remove ./nm if it already exists.
6798 2005-07-05 Devang Patel <dpatel@apple.com>
6800 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6801 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6802 * tree-vectorizer.c (vect_loop_location): New.
6803 (vect_print_dump_info): Use vect_loop_location.
6804 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6805 (vectorize_loops): Set vect_loop_location.
6806 * tree-vect-analyze.c (vect_analyze_offset_expr,
6807 vect_determin_vectorization_factor, vect_analyze_operations,
6808 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6809 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6810 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6811 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6812 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6813 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6814 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6815 vect_analyze_loop): Adjust vect_print_dump_info API.
6816 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6817 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6818 vect_finish_stmt_generation, vectorizable_assignment,
6819 vectorizable_operation, vectorizable_store, vectorizable_load,
6820 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6821 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6822 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6823 vect_transform_loop): Same.
6824 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6825 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6828 2005-07-05 Randolph Chung <tausq@debian.org>
6830 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6831 * configure: Regenerate.
6832 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6833 (pa_tls_referenced_p): Declare.
6834 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6835 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6836 (legitimize_tls_address): New.
6837 (hppa_legitimize_address): Handle TLS addresses.
6838 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6839 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6840 (emit_move_sequence): Handle TLS addresses.
6841 (pa_encode_section_info): Call default handler to handle common
6843 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6844 (CONSTANT_ADDRESS_P): Reject TLS operands.
6845 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6846 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6847 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6848 (UNSPEC_TLSLE): Define new constants.
6849 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6850 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6851 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6852 (tie_symbolic_operand, tle_symbolic_operand): New
6854 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6856 * aclocal.m4: Update macros for autoconf 2.59 style.
6857 * configure.ac: Likewise.
6859 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6861 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6862 (function_arg): Pass small aggregates in general registers on 32-bit
6864 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6866 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6868 * Makefile.in (final.o): Fix dependencies.
6870 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6874 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6875 * langhooks.c (lhd_expr_to_decl): New.
6876 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6878 (LANG_HOOKS_INITIALIZER): Update.
6879 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6880 expr_to_decl langhook.
6881 * c-tree.h (c_expr_to_decl): Declare.
6882 * c-typeck.c (c_expr_to_decl): New.
6883 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6885 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6887 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6890 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6891 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6893 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6895 * Makefile.in: Adjust dependencies.
6896 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6897 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6898 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6899 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6900 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6901 rest_of_compilation.
6903 * bb-reorder.c (gate_duplicate_computed_gotos,
6904 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6905 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6906 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6907 pass_partition_blocks): New.
6908 * bt-load.c (gate_handle_branch_target_load_optimize,
6909 rest_of_handle_branch_target_load_optimize,
6910 pass_branch_target_load_optimize): New.
6911 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6913 * cfglayout.c (pass_insn_locators_initialize): New.
6914 * cfgrtl.c (pass_free_cfg): New.
6915 * combine.c (gate_handle_combine, rest_of_handle_combine,
6917 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6918 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6919 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6920 * except.c (pass_set_nothrow_function_flags,
6921 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6923 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6924 rest_of_handle_shorten_branches, pass_shorten_branches,
6925 rest_of_clean_state, pass_clean_state): New.
6926 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6927 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6928 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6930 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6931 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6932 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6933 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6935 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6936 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6937 pass_rtl_ifcvt, gate_handle_if_after_combine,
6938 rest_of_handle_if_after_combine, pass_if_after_combine,
6939 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6940 pass_if_after_reload): New.
6941 * integrate.c (pass_initial_value_sets): New.
6942 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6943 pass_purge_lineno_notes): New.
6944 * mode-switching.c (rest_of_handle_mode_switching,
6945 pass_mode_switching): New.
6946 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6947 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6949 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6950 pass_loop_optimize): New.
6951 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6953 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6955 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6956 pass_postreload_cse): New.
6957 * profile.c (gate_handle_profiling, pass_profiling,
6958 rest_of_handle_branch_prob, pass_branch_prob): New.
6959 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6960 pass_split_before_regstack, gate_handle_split_before_regstack,
6961 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6962 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6963 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6964 pass_stack_regs): New.
6965 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6966 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6967 pass_stack_adjustments): New.
6968 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6969 pass_regrename): New.
6970 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6971 pass_delay_slots, gate_handle_machine_reorg,
6972 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6973 * rtl.h (extern void purge_line_number_notes): New.
6974 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6975 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6977 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6979 * value-prof.c (gate_handle_value_profile_transformations,
6980 rest_of_handle_value_profile_transformations,
6981 pass_value_profile_transformations): New.
6982 * var-tracking.c (gate_handle_var_tracking,
6983 pass_variable_tracking): New.
6984 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6986 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6987 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6988 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6989 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6990 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6991 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6992 rest_of_handle_gcse2, rest_of_handle_regmove,
6993 rest_of_handle_tracer, rest_of_handle_if_conversion,
6994 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6995 rest_of_handle_web, rest_of_handle_branch_prob,
6996 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6997 rest_of_handle_jump_bypass, rest_of_handle_combine,
6998 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6999 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7000 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7001 rest_of_handle_mode_switching, rest_of_handle_jump,
7002 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7003 rest_of_handle_flow2, rest_of_handle_jump2,
7004 rest_of_handle_peephole2, rest_of_handle_postreload,
7005 rest_of_handle_shorten_branches, rest_of_clean_state,
7006 rest_of_compilation): Remove.
7008 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7009 * passes.c (dump_flags, in_gimple_form, all_passes,
7010 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7011 register_dump_files, next_pass_1, last_verified, execute_todo,
7012 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7013 from tree-optimize.c.
7014 (init_optimization_passes): Moved from tree-optimize.c,
7015 adding the RTL optimizations.
7016 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7017 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7018 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7019 register_dump_files, next_pass_1, last_verified, execute_todo,
7020 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7021 init_tree_optimization_passes, ipa_passes): Delete.
7022 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7024 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7025 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7027 (ipa_passes): Remove.
7028 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7029 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7030 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7031 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7032 (dump_info_p, dump_flag): Moved to tree-dump.h.
7034 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7036 * passes.c (finish_optimization_passes): Use dump_begin
7037 and dump_end, TDI_end.
7038 (gate_rest_of_compilation): New.
7039 (pass_rest_of_compilation): Use it.
7040 (gate_postreload, pass_postreload): New.
7041 * toplev.c (general_init): Rename init_tree_optimization_passes.
7042 * toplev.h (init_tree_optimization_passes): Rename to
7043 init_optimizations_passes.
7044 * tree-dump.c (dump_flag): Make static.
7045 (dump_files): Remove RTL dumps.
7046 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7047 pass_cleanup_cfg, pass_free_cfg_annotations,
7048 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7049 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7050 * tree-pretty-print.c: Include tree-pass.h.
7051 * cgraph.c: Include tree-dump.h.
7053 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7055 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7056 Only fall back to saying it points to readonly memory if
7059 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7061 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7062 * config/m32r/m32r.c (m32r_compute_frame_size,
7063 m32r_expand_prologue): Take current_function_profile into
7064 account whenever we reference
7065 current_function_uses_pic_offset_table.
7066 (m32r_finalize_pic): Remove.
7067 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7069 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7071 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7072 instead of $<. Don't remove ./as if it already exists.
7074 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7077 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7078 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7079 for complex modes when generating code for PA 1.0.
7080 (VALID_FP_MODE_P): New macro.
7081 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7082 sets for all general and floating point modes. Align wide floating
7083 point modes to even register boundaries to comply with architectural
7085 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7086 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7087 (VALID_FP_MODE_P): New macro.
7088 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7089 sets for all general and floating point modes. Align wide floating
7090 point modes to even register boundaries to comply with architectural
7093 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7095 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7098 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7100 * tree-ssa-structalias.c: Don't include expr.h.
7102 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7104 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7107 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7109 Fix PR tree-optimization/22279
7111 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7114 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7116 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7118 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7120 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7121 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7122 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7123 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7124 config/stormy16/stormy16.c, config/v850/v850.c,
7125 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7126 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7127 Avoid "." or "\n" at end of diagnostics and capital letters at
7128 start of diagnostics.
7129 * combine.c, cse.c: Don't translate dump file output.
7130 * toplev.c (print_version): Only translate output if going to
7133 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7135 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7136 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7139 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7141 * pa.c (fix_range): Fix typo in comment.
7143 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7145 * tree-vrp.c (extract_range_from_assert): Replace
7146 fold (build (...)) with fold_build2.
7148 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7150 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7151 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7152 (format_types_orig, handle_format_attribute): Add support for
7155 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7157 * varasm.c (assemble_variable): Fix format specifier thinko.
7159 2005-07-03 Ira Rosen <irar@il.ibm.com>
7161 PR tree-optimization/22029 (and 22135)
7162 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7163 a phi node before calling dump_vops.
7165 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7167 * tree-dump.h (dump_string_field): Declare.
7168 * tree-dump.c: Use it instead of dump_string.
7169 (dump_string_field): Make non-static.
7171 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7173 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7174 up the minimal CFG stuff always when optimize > 0. Call
7175 split_all_insns_noflow in PIC case if needed.
7177 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7178 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7181 * c-decl.c (c_write_global_declarations): Dump contents of
7183 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7184 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7185 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7186 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7189 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7191 * c-common.h (GCC_DIAG_STYLE): Define.
7192 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7193 version for format checking to 4.1.
7194 * c-format.c: Include toplev.h after c-common.h.
7195 (enum format_type): Add gcc_tdiag_format_type.
7196 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7197 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7198 (format_types_orig): Add gcc_tdiag.
7199 (init_dynamic_diag_info): Support gcc_tdiag formats.
7200 (handle_format_attribute): Likewise.
7201 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7202 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7203 version for format checking to 4.1.
7204 (warning0, warning, error, pedwarn, sorry): Use
7206 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7207 (finish_aliases_1): Do not use %qE.
7208 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7209 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7210 Correct format bugs.
7211 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7212 parameter to unsigned HOST_WIDE_INT.
7213 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7215 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7218 * expr.c (write_complex_part): Use adjust_address for MEM.
7219 (read_complex_part): Same.
7221 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7223 Fix PR tree-optimization/22280
7225 * tree-sra.c (generate_element_init): Remove useless loop.
7227 2005-07-02 Richard Henderson <rth@redhat.com>
7229 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7231 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7233 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7236 * fold-const.c (fold_binary): Handle the return value of
7237 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7238 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7240 2005-07-02 Jeff Law <law@redhat.com>
7242 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7243 a eliminate type conversion which feeds an equality comparison
7244 if the original type or either operand in the comparison is a
7247 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7249 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7250 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7252 * config/avr/avr.c: Do not use '`' as left quote.
7253 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7254 Remove "." from end of diagnostics. Make diagnostics start with
7257 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7258 Joseph S. Myers <joseph@codesourcery.com>
7260 * toplev.c (default_tree_printer): Handle setting location with
7262 * c-objc.common.c (c_tree_printer): Likewise.
7263 * c-format.c (gcc_diag_flag_specs): Add '+'.
7264 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7265 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7267 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7268 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7269 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7270 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7271 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7272 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7273 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7274 format arguments where %J is used without %D.
7276 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7278 * gcc.c (LINK_SSP_SPEC): Define.
7279 (link_ssp_spec): New variable.
7280 (LINK_COMMAND_SPEC): Add %(link_ssp).
7281 (static_specs): Add link_ssp_spec.
7282 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7283 * configure: Rebuilt.
7284 * config.in: Rebuilt.
7286 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7287 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7288 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7289 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7290 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7291 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7292 -0x7008(2) instead of reading __stack_chk_guard variable.
7293 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7295 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7296 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7297 if TARGET_THREAD_SSP_OFFSET is defined.
7298 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7299 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7302 2005-06-27 Richard Henderson <rth@redhat.com>
7303 * libgcc-std.ver (GCC_4.1.0): New.
7304 * libgcc.h (__stack_chk_guard): Declare.
7305 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7306 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7307 * mklibgcc.in (lib2funcs): Add them.
7309 2005-07-01 Richard Henderson <rth@redhat.com>
7311 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7312 void * before struct sigcontext *.
7313 (x86_fallback_frame_state): Likewise.
7315 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7317 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7319 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7322 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7323 we check for SSA_NAME for.
7325 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7327 Fix PR tree-optimization/22071
7329 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7331 (get_constraint_for_component_ref): Use it.
7333 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7336 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7337 print out the last new line.
7339 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7341 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7342 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7343 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7344 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7345 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7346 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7347 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7348 (enum reg_class): New member CC0_REGS.
7349 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7350 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7351 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7352 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7353 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7354 Adjust for register now described.
7356 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7359 * config/i386/i386.md (stack_protect_test_si,
7360 stack_protect_test_di): Add earlyclobber for scratch 3.
7361 * config/rs6000/rs6000.md (stack_protect_testsi,
7362 stack_protect_testdi): Add earlyclobber for scratch 3,
7363 remove earlyclobber from scratch 4.
7365 Older entries for 2005 can be found in ChangeLog-2005.