1 2005-10-15 James E Wilson <wilson@specifix.com>
4 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5 (add_dependence_list_and_free): Likewise.
6 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
9 2005-10-15 Diego Novillo <dnovillo@redhat.com>
13 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
14 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
16 (vrp_visit_phi_node): Only prevent infinite iterations when
17 the previous result and the new result are both VR_RANGEs.
19 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
21 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
24 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
27 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
30 2005-10-14 Per Bothner <per@bothner.com>
33 * c-ppoutput.c (print_line): Print internal line 0 as 1.
35 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
38 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
39 overflow flags. Refactor some conditionals.
41 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
44 * tree-dfa.c (add_referenced_var): Only look at decls which
45 have TREE_CONSTANT or TREE_READONLY set instead of if
46 !TREE_PUBLIC or !TREE_CONSTANT.
48 2005-10-13 James E Wilson <wilson@specifix.com>
50 * doc/invoke.texi: For -x, add f95-cpp-input.
51 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
53 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
55 PR tree-optimization/24262
56 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
59 2005-10-12 Richard Henderson <rth@redhat.com>
62 * tree.h (DECL_TRANSPARENT_UNION): Remove.
63 * function.c (assign_parm_find_data_types): Don't support it.
64 * print-tree.c (print_node): Likewise.
65 * c-common.c (handle_transparent_union_attribute): Likewise.
66 Use build_duplicate_type.
67 * tree-inline.c (remap_type_1): Split out of remap_type;
68 properly remap aggregate fields.
69 (build_duplicate_type): New.
70 * doc/extend.texi (Variable Attributes): Remove documentation
71 for transparent_union.
73 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
76 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
77 (gen_stack_pointer_dec): Likewise.
79 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
83 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
85 (struct cxx): Add adjust_class_at_definition target hook.
86 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
87 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
88 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
89 hook_void_tree. Add to TARGET_CXX.
90 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
92 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
93 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
94 instead of attribute. Check for dllexport override. Warn if
95 inconsistent dll linkage. Don't lose old dllimport if decl has
96 had address referenced. Tweak lookup of dllimport atribute.
97 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
98 for target specific rules. Don't add dllimport attribute if
99 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
101 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
102 * varasm.c (initializer_constant_valid_p): Replace
103 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
107 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
108 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
109 (i[34567]86-*-mingw32*): Likewise.
111 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
112 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
114 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
115 C++-specific code. Change return value to bool.
116 (i386_pe_dllimport_p): Likewise.
117 (associated_type): Simplify and make language-independent
118 (i386_pe_encode_section_info): Replace override of ambiguous
119 dllimport symbol refs with a gcc_assert.
120 (i386_pe_valid_dllimport_attribute_p): Define.
121 * config/i386/winnt-cxx.c: New file. Define C++ versions of
122 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
123 i386_pe_adjust_class_at_definition.
124 * config/i386/winnt-stubs.c: New file. Define stub versions of
125 lang-specific functions.
126 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
127 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
128 i386_pe_adjust_class_at_definition.
129 (i386_pe_valid_dllimport_attribute_p): Declare.
130 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
131 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
132 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
135 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
136 dllimport attribute with test of DECL_DLLIMPORT_P.
138 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
140 * combine.c (make_extraction): Correct offset computation.
142 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
144 * config/cris/t-linux (LIMITS_H_TEST): Define.
146 2005-10-12 Richard Henderson <rth@redhat.com>
149 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
151 2005-10-12 Richard Guenther <rguenther@suse.de>
153 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
155 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
158 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
159 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
162 2005-10-12 Richard Guenther <rguenther@suse.de>
165 * varasm.c (output_constant): Correct typo from previous
168 2005-10-11 Ian Lance Taylor <ian@airs.com>
170 PR rtl-optimization/13931
171 * combine.c: Revert patch of 2003-05-14, and:
172 (try_combine): Only set elim_i1 and elim_i2 if the destination is
173 completely killed in the appropriate insn.
174 (distribute_notes): Don't skip multiple hard register test for
177 2005-10-11 Richard Henderson <rth@redhat.com>
180 * c-typeck.c (convert_for_assignment): Use build_constructor_single
181 to initialize a transparent union instead of a nop_expr.
183 2005-10-11 Richard Henderson <rth@redhat.com>
185 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
186 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
187 (tree_ssa_dce_loop): Call scev_reset.
190 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
191 * tree-ssa-dce.c: Include cfgloop.h.
192 (tree_ssa_dce_loop, pass_dce_loop): New.
193 * tree-pass.h (pass_dce_loop): Declare it.
194 * passes.c (init_optimization_passes): Use it.
196 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
199 * convert.c (convert_to_real): Revert 2005-10-05 patch.
200 Only apply the optimization for rounding builtins if the inner
201 cast is also an extension.
203 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
206 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
207 mark_new_vars_to_rename instead of update_stmt.
209 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
211 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
213 2005-10-11 Jakub Jelinek <jakub@redhat.com>
215 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
216 for setting MMX register to 0 rather than mmx.
218 2005-10-10 Steve Ellcey <sje@cup.hp.com>
221 * configure.ac: Move gas check from mips specific case to common case.
222 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
223 * configure: Regenerate
224 * doc/install.texi: Update.
226 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
229 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
231 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
233 * gcc.c (do_spec_1): Accept numeric characters in file name
236 2005-10-10 Nick Clifton <nickc@redhat.com>
238 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
239 describing the deleted arm_gen_rotated_half_load function.
241 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
243 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
246 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
248 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
250 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
251 (EXTRA_MULTILIB_PARTS): Define.
252 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
253 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
254 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
255 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
256 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
257 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
259 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
261 PR tree-optimization/24226
262 * tree-cfg.c (remove_bb): Clean up unreachable loops.
263 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
264 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
267 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
269 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
271 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
274 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
275 Rewrite for no need for the early clobber.
277 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
279 Merge from csl-arm-branch:
280 2005-09-07 Paul Brook <paul@codesourcery.com>
281 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
284 2005-04-30 Paul Brook <paul@codesourcery.com>
285 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
286 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
288 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
289 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
290 (arm_override_options): Use TARGET_AAPCS_BASED.
291 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
292 (PTRDIFF_TYPE): Use int for AAPCS.
293 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
294 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
295 (DEFAULT_SHORT_ENUMS): Delete.
296 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
298 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
299 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
300 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
301 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
303 2004-12-03 Mark Mitchell <mark@codesourcery.com>
304 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
306 2004-11-22 Mark Mitchell <mark@codesourcery.com>
307 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
309 2004-11-19 Mark Mitchell <mark@codesourcery.com>
310 * config.gcc (arm*-*-linux-gnueabi): Add it.
311 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
313 (TARGET_OS_CPP_BUILTINS): Likeiwse.
314 * config/arm/linux-eabi.h: New file.
315 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
316 (LINUX_TARET_LINK_SPEC): Likewise.
318 * config/arm/t-linux-eabi: New file.
320 2005-10-08 Steven Bosscher <stevenb@suse.de>
323 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
325 (PARAM_SMS_DFA_HISTORY): Likewise.
327 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
330 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
331 (load_register_parameters): Call it.
332 (check_sibcall_argument_overlap_1): Likewise.
333 (store_one_arg): Likewise.
335 2005-10-07 James E. Wilson <wilson@specifix.com>
337 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
338 DImode not VECINT24 for operand 2.
341 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
345 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
346 fr_spill): Use destination_operand for operand 0.
348 2005-10-07 DJ Delorie <dj@redhat.com>
350 * varasm.c (output_constant): Limit error to expanding
353 2005-10-07 Richard Guenther <rguenther@suse.de>
356 * fold-const.c (fold_binary): Fix operand types during folding
357 of X op (A, Y). Evaluation order of the side-effects of
358 X and A are frontend-defined, so ensure we honour that even for
359 tcc_comparison class operands; eased by removing duplicate code.
361 2005-10-07 Steve Ellcey <sje@cup.hp.com>
363 * stor-layout.c (layout_type): Do not allow alignment of array
364 elements to be greater than their size.
366 2005-10-07 Steve Ellcey <sje@cup.hp.com>
368 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
370 (hppa*-*-linux*): Ditto.
371 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
372 * config/host-hpux.c: New.
373 * config/x-hpux: New.
374 * config/pa/x-hpux: Remove.
375 * config/pa/x-linux: Remove.
376 * config/pa/pa-host.c: Remove.
378 2005-10-07 Jeff Law <law@redhat.com>
380 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
381 determine whether or not to try and thread outgoing edges.
383 2005-10-07 David Edelsohn <edelsohn@gnu.org>
385 * config/rs6000/rs6000.md (eqsi_power): New.
386 (neg_eq0si): Add TARGET_POWER to final condition.
389 2005-10-06 Richard Henderson <rth@redhat.com>
391 * config/rs6000/rs6000.c: Revert last change.
393 2005-10-06 Richard Henderson <rth@redhat.com>
395 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
396 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
398 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
402 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
403 out return_label and naked_return_label.
405 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
407 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
410 2005-10-06 Richard Henderson <rth@redhat.com>
413 * tree-inline.c (declare_return_variable): Handle modify_dest not
416 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
418 Fix PR tree-optimization/22488
419 * tree-ssa-structalias.c (check_for_overlaps): New function.
420 (create_variable_info_for): Use it.
422 2005-10-06 Richard Henderson <rth@redhat.com>
425 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
426 (dwarf2out_start_source_file): Print it.
428 2005-10-06 Geoffrey Keating <geoffk@apple.com>
430 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
432 2005-10-06 Richard Henderson <rth@redhat.com>
435 * mode-switching.c (optimize_mode_switching): Clear transp bit
436 for block with incomming abnormal edges.
438 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
439 (fpscr_set_from_mem): Use them.
440 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
441 (fpscr postinc splitters): Rewrite as peephole2+split.
443 2005-10-06 David Edelsohn <edelsohn@gnu.org>
445 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
446 (eq<mode>_compare): Same.
448 2005-10-06 Richard Guenther <rguenther@suse.de>
450 PR tree-optimization/24238
451 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
453 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
455 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
456 here. Use AC_PATH_PROG for environment variables instead of
458 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
460 * configure: Regenerated.
462 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
465 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
466 then force it into a register.
467 (call_value): Likewise.
469 2005-10-06 Richard Henderson <rth@redhat.com>
472 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
473 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
474 under pass_vectorize.
476 2005-10-05 Devang Patel <dpatel@apple.com>
479 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
480 handling constants. Check NAMESPACE_DECL context for constants.
482 2005-10-05 Eric Christopher <echristo@apple.com>
484 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
486 2005-10-05 Richard Henderson <rth@redhat.com>
489 * tree-cfg.c (mark_array_ref_addressable_1): New.
490 (mark_array_ref_addressable): New.
491 * tree-flow.h (mark_array_ref_addressable): Declare.
492 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
494 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
498 * reload.c (subst_reloads): When adding a REG_LABEL to a
499 jump instruction, also update JUMP_LABEL.
501 2005-10-05 David Edelsohn <edelsohn@gnu.org>
503 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
504 * bb-reorder.c (copy_bb_p): Use it.
505 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
507 2005-10-05 Richard Henderson <rth@redhat.com>
510 * toplev.c (process_options): Warn about unsupported combinations
511 of unwind tables and omit-frame-pointer.
512 * config/i386/i386.c (override_options): Similarly. Enable
513 accumulate-outgoing-args if not explicitly disabled.
515 2005-10-05 Steve Ellcey <sje@cup.hp.com>
517 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
518 Handle big endian vs. small endian.
519 (vec_initv2sf): Handle big endian vs. small endian.
520 (*vec_extractv2sf_1): Ditto.
522 2005-10-05 Dale Johannesen <dalej@apple.com>
524 * convert.c (convert_to_real): Don't convert
525 (float)floor(double d) to floorf((float)d).
527 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
529 * config/arm/arm.md (insv): Use gen_int_mode in more places.
531 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
533 PR tree-optimization/18587
534 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
535 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
536 build_vuses): Change to VEC type.
537 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
538 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
539 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
540 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
541 (get_name_decl): New. Return DECL_UID of base variable.
542 (operand_build_cmp): New. qsort comparison routine.
543 (operand_build_sort_virtual): New. Sort virtual build vector.
544 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
545 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
546 (FINALIZE_BASE): Use get_name_decl.
547 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
548 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
549 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
550 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
551 direct VEC_* manipulations.
552 (build_ssa_operands): Call operand_build_sort_virtual.
553 (copy_virtual_operand, create_ssa_artficial_load_stmt,
554 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
555 with direct VEC_* manipulations.
556 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
557 with direct VEC manipulations.
559 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
561 PR tree-optimization/21419
562 PR tree-optimization/24146
563 PR tree-optimization/24151
565 * c-typeck.c (readonly_error): Handle USE being lv_asm.
566 (build_asm_expr): Call it if outputs are read-only.
567 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
569 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
570 Paolo Bonzini <bonzini@gnu.org>
574 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
575 enable the instructions and not just the built-ins.
576 * doc/invoke.texi (x86 Options): Likewise.
578 2005-10-04 Geoffrey Keating <geoffk@apple.com>
580 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
582 * doc/invoke.texi (Option Summary): Correct spelling
583 of -mmacosx-version-min.
585 2005-10-04 Devang Patel <dpatel@apple.com>
587 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
590 2005-10-04 Steve Ellcey <sje@cup.hp.com>
592 * tree-vect-transform.c (vect_create_epilog_for_reduction):
593 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
595 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
597 * config/s390/s390.md ("TDSI","DP"): New mode macros.
598 ("TE","tg"): New mode attributes.
599 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
600 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
601 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
602 dword_mode and one for GPRmode.
604 2005-10-04 Ian Lance Taylor <ian@airs.com>
606 PR preprocessor/13726
607 * c-ppoutput.c (cb_include): Add comments parameter, and print out
608 any comments passed in.
610 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
612 * tree.c (annotate_with_file_line): Fix typo.
614 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
617 * builtins.c (fold_builtin_memcmp): When constructing the pointer
618 type used to access data in the inlined length == 1 case, use
619 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
620 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
622 2005-10-04 Uros Bizjak <uros@kss-loka.si>
624 * config/i386/i386.h (TARGET_FISTTP): Enable also for
625 TARGET_SSE3 and only for TARGET_80387.
626 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
627 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
628 Do not depend on TARGET_80387.
630 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
632 * tree.c (last_annotated_node): Change type to location_t*.
633 (annotate_with_file_line): Reflect the change of
634 last_annotated_node type.
636 2005-10-04 Richard Guenther <rguenther@suse.de>
639 * c-decl.c (grokdeclarator): Don't write to fields
642 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
645 * c-decl.c (finish_decl): Use set_user_assembler_name even for
647 * varasm.c (make_decl_rtl): If a register variable does not
648 have a set user assmbler name, error out.
649 Decode the asmspec is now name+1 bypassing '*'.
651 2005-10-04 Steven Bosscher <stevenb@suse.de>
653 PR tree-optimization/23049
654 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
655 of a COND_EXPR is folded before calling fold on the whole rhs of a
656 conditional assignment.
657 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
658 document that a COND_EXPR may appear there.
660 2005-10-03 Diego Novillo <dnovillo@redhat.com>
663 * tree-vrp.c (extract_range_from_assert): If the new numeric
664 range created out of the assertion contradicts the existing
665 numeric range of the ASSERT_EXPR variable, make the new range
668 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
670 * config/sh/sh.c (sh_register_move_cost): Add case for moving
671 from T_REGS to FP register class.
673 2005-10-03 Richard Henderson <rth@redhat.com>
676 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
677 before creating a new one.
679 2005-10-03 David Edelsohn <edelsohn@gnu.org>
681 * config/rs6000/t-aix43 (LDFLAGS): New.
682 * config/rs6000/t-aix52 (LDFLAGS): New.
684 2005-10-03 Ian Lance Taylor <ian@airs.com>
686 * gimplify.c (find_single_pointer_decl_1): New static function.
687 (find_single_pointer_decl): New static function.
688 (internal_get_tmp_var): For a formal variable, set restrict base
689 information if appropriate.
690 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
692 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
693 (DECL_GET_RESTRICT_BASE): Define.
694 (SET_DECL_RESTRICT_BASE): Define.
695 (decl_restrict_base_lookup): Declare.
696 (decl_restrict_base_insert): Declare.
697 (struct tree_decl_with_vis): Add based_on_restrict_p field.
698 * tree.c (restrict_base_for_decl): New static variable.
699 (init_ttree): Initialize restrict_base_for_decl.
700 (copy_node_stat): Copy restrict base information.
701 (decl_restrict_base_lookup): New function.
702 (decl_restrict_base_insert): New function.
703 (print_restrict_base_statistics): New static function.
704 (dump_tree_statistics): Call print_restrict_base_statistics.
706 2005-10-02 Diego Novillo <dnovillo@redhat.com>
709 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
712 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
715 * c-typeck.c (tagged_tu_seen): Rename to ...
716 (tagged_tu_seen_cache): this and add val field.
717 (comptypes): Move functional to comptypes_internal
718 and free tagged_tu_seen.
719 (comptypes_internal): New function and call comptypes_internal
720 instead of comptypes. Speed up by sibcalling
721 tagged_types_tu_compatible_p.
722 (alloc_tagged_tu_seen): New function
723 (free_all_tagged_tu_seen_up_to): New function.
724 (tagged_types_tu_compatible_p): Return the val of the seen two
726 Add that the two types are the same to tagged_tu_seen_base
727 if they are and call comptypes_internal instead of comptypes.
728 <case UNION_TYPE>: Speed up common type where the fields are
730 (function_types_compatible_p): Call comptypes_internal instead of
732 (type_lists_compatible_p): Likewise.
733 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
735 2005-10-02 Matthias Klose <doko@debian.org>
737 * doc/invoke.texi: Fix typo and speling error.
739 2005-10-01 Richard Henderson <rth@redhat.com>
741 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
743 2005-10-01 Mark Mitchell <mark@codesourcery.com>
745 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
746 using --start-group and --end-group.
748 2005-10-01 Diego Novillo <dnovillo@redhat.com>
750 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
751 FIXME note regarding quirky semantics.
753 2005-10-01 Diego Novillo <dnovillo@redhat.com>
756 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
757 non-null range as a last resort.
759 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
760 Diego Novillo <dnovillo@redhat.com>
763 * tree-vrp.c (extract_range_from_assert): For !=
764 assertions, only build an anti-range if LIMIT is a
767 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
769 * arm.md (movqi): On thumb when optimizing, handle loading from
770 memory by describing this as taking a subreg of a zero-extended load
771 into an SImode register.
774 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
776 * reload1.c (merge_assigned_reloads): Do not change any
777 RELOAD_FOR_OUTPUT_ADDRESS reloads.
779 2005-09-30 Geoffrey Keating <geoffk@apple.com>
781 * Makefile.in (LIPO_FOR_TARGET): Define.
782 (STRIP_FOR_TARGET): Define.
784 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
785 before creating new ones. Do symlinks before creating the actual
788 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
789 to work out which multilibs are actually being built.
791 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
793 * tree-vect-transform.c, config/ms1/ms1.md,
794 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
795 Follow spelling conventions.
796 * doc/invoke.texi, doc/md.texi: Fix typos.
798 2005-09-30 Andrew Macleod <amacleod@redat.com>
800 PR tree-optimization/21430
801 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
802 use operands, and set stmt pointer if need be.
803 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
804 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
807 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
810 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
812 2005-09-29 Mark Mitchell <mark@codesourcery.com>
814 * optabs.c (expand_binop): Initialize first_pass_p.
816 2005-09-29 Jakub Jelinek <jakub@redhat.com>
819 * c-decl.c (c_write_global_declarations_1): If any
820 wrapup_global_declaration_2 call returned true, restart the loop.
822 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
824 Fix PR tree-optimization/24117
825 * tree-ssa-structalias.c (find_func_aliases): Strip nops
826 before considering whether to use anyoffset.
828 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
832 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
834 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
836 (swap_commutative_operands_with_target): New.
838 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
841 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
844 2005-09-29 Steven Bosscher <stevenb@suse.de>
846 PR tree-optimization/23911
847 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
848 and IMAGPART_EXPR too.
850 2005-09-28 Mark Mitchell <mark@codesourcery.com>
853 * expmed.c (expand_shift): Move logic to reverse rotation
854 direction when rotating by constants ...
855 * optabs.c (expand_binop): ... here.
856 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
857 (ix86_rotrdi3): New pattern.
858 (rotldi3): Handle 32-bit mode.
859 (ix86_rotldi3): New pattern.
861 2005-09-29 Alan Modra <amodra@bigpond.net.au>
864 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
865 check for numbers that need no bit twiddle.
867 2005-09-28 Geoffrey Keating <geoffk@apple.com>
869 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
870 multilib to be built.
872 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
873 (stage1-start): Delete old libgcc and libunwind before moving
874 anything into the stage directory.
875 (stage2-start): Likewise.
876 (stage3-start): Likewise.
877 (stage4-start): Likewise.
878 (stageprofile-start): Likewise.
879 (stagefeedback-start): Likewise.
880 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
881 header in tm_file and CPU-specific t-darwin in tmake_file.
882 (i[34567]86-*-darwin*): Don't change tm_file.
883 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
884 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
885 shared library stub for target OS version.
886 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
887 (SHLIB_LINK): Don't make SHLIB_SOLINK.
888 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
889 (libgcc_s.%.dylib): New.
891 (install-darwin-libgcc-stubs): New.
892 (INSTALL_LIBGCC): New append.
893 * config/i386/darwin-libgcc.10.4.ver: New.
894 * config/i386/darwin-libgcc.10.5.ver: New.
895 * config/i386/t-darwin: New.
896 * config/rs6000/darwin-libgcc.10.4.ver: New.
897 * config/rs6000/darwin-libgcc.10.5.ver: New.
898 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
899 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
901 2005-09-28 Paul Brook <paul@codesourcery.com>
903 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
906 2005-09-28 Richard Guenther <rguenther@suse.de>
908 PR tree-optimization/23853
909 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
910 host_integerp to verify misalignment value.
912 2005-09-28 Richard Henderson <rth@redhat.com>
914 * builtins.c (get_builtin_sync_mode): New.
915 (expand_builtin_sync_operation): Pass in mode argument.
916 (expand_builtin_compare_and_swap): Likewise.
917 (expand_builtin_lock_test_and_set): Likewise.
918 (expand_builtin_lock_release): Likewise.
919 (expand_builtin): Update to match.
921 2005-09-28 Nick Clifton <nickc@redhat.com>
923 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
924 formatting. Add check to PLUS case to ensure that the offset is
925 within an acceptable range.
927 * config/v850/v850.md (casesi): Disable the generation of the
928 switch pattern as it is not being handled properly at the moment.
930 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
931 for when the high words are identical.
933 2005-09-27 Richard Henderson <rth@redhat.com>
935 * pretty-print.c (pp_base_format): Fix typo for %>.
937 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
938 Devang Patel <dpatel@apple.com>
940 PR tree-optimization/23625
941 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
942 LABEL_EXPR, assertion check.
944 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
946 * optabs.c (no_conflict_move_test): Check if a result of a
947 to-be-moved insn would be clobbered by an originally
950 2005-09-27 Jeff Law <law@redhat.com>
952 * passes.c (init_optimization_passes): Replace copy propagation
953 passes immediately after DOM with phi-only copy propagation
954 pases. Add phi-only copy propagation pass after first DOM pass.
955 * tree-pass.h (pass_phi_only_copy_prop): Declare.
956 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
957 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
958 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
959 to init_copy_prop. Callers updated.
960 (do_phi_only_copy_prop): New function.
961 (pass_phi_only_copy_prop): New pass descriptor.
963 2005-09-27 Nick Clifton <nickc@redhat.com>
965 * libgcc2.c (__popcount_tab): Remove redundant prototype.
967 2005-09-26 Jason Merrill <jason@redhat.com>
970 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
972 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
974 2005-09-26 James E Wilson <wilson@specifix.com>
976 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
977 copyright. Add gcc copyright plus libgcc exception.
978 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
980 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
982 2005-09-26 Jeff Law <law@redhat.com>
984 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
985 about when to iterate.
987 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
990 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
991 for __complex__ double in -mcpu=G5 mode.
993 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
995 PR tree-optimization/23942
996 * Makefile.in (SCEV_H): Depends on PARAMS_H.
997 * tree-scalar-evolution.c: Include params.h.
999 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1000 follow_ssa_edge_in_condition_phi_branch,
1001 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1002 Change return type to t_bool. Use a parameter to limit the size of
1003 trees that are walked before stopping
1004 (analyze_evolution_in_loop): Initialize the limit to 0.
1005 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1006 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1008 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1011 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1012 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1014 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1016 * combine.c (make_extraction): Check for valid use of subreg.
1018 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1021 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1022 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1023 ("fist<mode>2_with_temp"): Use only register operands.
1025 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1027 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1028 CALL_INSN_FUNCTION_USAGE.
1030 2005-09-26 Richard Guenther <rguenther@suse.de>
1033 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1034 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1035 (ldst_entry): Use the hashtable instead of list-walking.
1036 (find_rtx_in_ldst): Likewise.
1037 (free_ldst_entry): Free the hashtable.
1038 (compute_ld_motion_mems): Create the hashtable.
1039 (trim_ld_motion_mems): Remove entry from hashtable if
1040 removing it from list.
1041 (compute_store_table): Likewise^2.
1042 (store_motion): Free hashtable in case we did not see
1045 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1047 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1048 and arg1 if we are passing them to fold_build2.
1050 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1053 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1056 2005-09-25 Richard Henderson <rth@redhat.com>
1058 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1059 SYMBOL_REF_TLS_MODEL to be correct.
1061 2005-09-24 Richard Henderson <rth@redhat.com>
1063 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1064 end of function. Reindent.
1066 2005-09-24 Ian Lance Taylor <ian@airs.com>
1068 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1069 NEGATE_EXPR/BIT_NOT_EXPR case.
1071 2005-09-24 Richard Henderson <rth@redhat.com>
1073 * c-common.c (handle_mode_attribute): When not modifying in place,
1074 create subtypes for enumerations.
1075 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1076 * gimplify.c (create_tmp_from_val): Likewise.
1078 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1080 * config/i386/i386.md (*tls_global_dynamic_64,
1081 *tls_local_dynamic_base_64): Add missing mode to call.
1082 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1084 2005-09-24 Jan Hubicka <jh@suse.cz>
1086 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1087 (cgraph_clone_node): Likewise.
1088 * cgraph.h (cgraph_clone_edge): Update prototype.
1089 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1090 duplicated prototypes; add updating argument.
1091 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1092 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1094 (cgraph_mark_inline_edge): Likewise.
1095 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1096 (cgraph_flatten_node): Likewise.
1097 (cgraph_decide_recursive_inlining): Likewise.
1098 (cgraph_decide_inlining_of_small_function): Likewise.
1099 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1101 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1102 Pete Steinmetz <steinmtz@us.ibm.com>
1104 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1105 (rldic.): Set type to "compare".
1107 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1108 mfjmpr for MFCTR/MFLR.
1109 (movdf_hardfloat64): Same.
1110 (movdf_softfloat64): Same. Correct order of store and move types.
1111 (movti_string): Set type to store_ux/load_ux.
1112 (load_multiple): Set type to load_ux.
1113 (store_multiple): Set type to store_ux.
1114 (movmemsi): Set type to store_ux.
1115 (output_cbranch direct_return): Set type to jmpreg.
1116 (stmw): Set type to store_ux.
1117 (lmw): Set type to load_ux.
1118 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1119 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1120 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1121 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1122 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1123 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1124 (rios1-fpstore): Increase latency to 3.
1125 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1126 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1128 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1129 Andrew Pinski <pinskia@physics.uc.edu>
1131 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1132 operand2 constraint to "b".
1133 (sync_<fetchop_name>di_internal): Same.
1134 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1136 (sync_old_<fetchop_name>di_internal): Same.
1137 (sync_new_<fetchop_name>si_internal): Same.
1138 (sync_new_<fetchop_name>di_internal): Same.
1140 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1143 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1144 case, define as macros.
1146 PR rtl-optimization/23837
1147 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1148 clobber / clobber match between dest and p->first.
1150 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1151 (no_conflict_move_test): Update comments.
1153 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1155 * doc/install.texi: Update URL for Jacks.
1156 * doc/sourcebuild.texi: Likewise.
1158 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1161 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1162 registers when choosing register preferences.
1163 (movdf_hardfloat64): Same.
1165 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1167 * expmed.c (expand_shift): Don't use the target of the rotate as
1168 target for the first expanded shift insn.
1169 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1171 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1173 PR tree-optimization/22438
1174 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1175 preserved iv rhs rewriting specially.
1177 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1179 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1180 estimate_only is true.
1181 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1182 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1183 tree-ssa-structalias.c
1184 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1185 ref_contains_indirect_ref.
1186 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1188 2005-09-21 DJ Delorie <dj@redhat.com>
1190 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1192 (mn10300_return_in_memory): Support variable size types also.
1193 (mn10300_pass_by_reference): Likewise.
1194 (mn10300_function_value): New.
1195 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1196 (FUNCTION_OUTGOING_VALUE): Likewise.
1197 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1198 * doc/invoke.texi: Document it.
1200 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1203 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1204 force integer op1 into register for XFmode compares.
1206 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1209 * expmed.c (alg_code): Add alg_impossible.
1210 (alg_hash_entry): Add cost.
1211 (synth_mult): Record alg_impossible in the hash table if
1212 multiplication by a given integer is impossble within the
1213 limit. Speed up using alg_impossible.
1215 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1217 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1218 argument. Allow and set any offset if needs_anyoffset is passed
1220 (get_constraint_for): Add argument here too.
1222 (do_structure_copy): Pass NULL to get_constraint_for.
1223 (handle_ptr_arith): Ditto.
1224 (find_func_aliases): Ditto.
1226 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1228 PR rtl-optimization/23898
1229 * output.h (get_attr_min_length): Declare.
1230 * final.c (get_attr_length_1): New function, broken out of:
1232 (get_attr_min_length): New function.
1233 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1234 (duplicate_computed_gotos): Likewise.
1235 * genattr.c (insn_min_length): Generate declaration.
1236 * genattrtab.c (min_fn, min_attr_value): New functions.
1237 (make_length_attrs): Generate insn_min_length.
1239 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1241 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1243 2005-09-20 Richard Henderson <rth@redhat.com>
1245 PR tree-optimization/24059
1246 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1249 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1251 * c.opt (fextended-identifiers): New.
1252 * c-opts.c (c_common_handle_option): Handle
1253 -fextended-identifiers.
1254 * doc/cpp.texi: Update documentation of extended identifiers.
1255 * doc/cppopts.texi (-fextended-identifiers): Document.
1257 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1259 PR tree-optimization/23929
1260 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1263 PR tree-optimization/23818
1264 * tree-stdarg.c (execute_optimize_stdarg): Call
1265 calculate_dominance_info.
1267 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1269 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1270 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1271 (compute_overlap_steps_for_affine_1_2): Use
1272 get_number_of_iters_for_loop.
1273 (analyze_subscript_affine_affine): Check whether difference is
1275 Use get_number_of_iters_for_loop.
1276 Check whether overlap occurs outside of bounds.
1277 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1279 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1281 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1282 base register if possible.
1284 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1286 PR tree-optimization/18463
1287 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1288 converting it directly is not possible.
1289 (chrec_convert_aggressive): New function.
1290 * tree-chrec.h (chrec_convert_aggressive): Declare.
1291 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1292 Fold chrec conversions aggressively if asked to.
1293 (instantiate_parameters): Modified because of changes in
1294 instantiate_parameters_1.
1296 2005-09-19 Richard Henderson <rth@redhat.com>
1298 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1299 (reduc_splus_v2df): New.
1301 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1303 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1304 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1306 2005-09-19 Richard Henderson <rth@redhat.com>
1308 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1311 2005-09-19 Richard Henderson <rth@redhat.com>
1313 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1314 (ia64_expand_dot_prod_v8qi): New.
1315 * config/ia64/ia64-protos.h: Update.
1316 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1317 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1318 sdot_prodv8qi, sdot_prodv4hi): New.
1319 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1321 2005-09-19 Richard Henderson <rth@redhat.com>
1324 * real.c (exact_real_truncate): Return false if the format cannot
1325 represent the number as a normal.
1327 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1328 for a memory source.
1330 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1332 * tree-ssa-operands.c (swap_tree_operands): Export.
1333 * tree.h (swap_tree_operands): Declare.
1334 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1335 Call swap_tree_operands.
1337 2005-09-19 Richard Henderson <rth@redhat.com>
1339 * tree-flow.h (merge_alias_info): Declare.
1340 * tree-ssa-copy.c (merge_alias_info): Export.
1341 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1342 (vect_create_data_ref_ptr): Use create_iv directly.
1343 (vectorizable_load): Use correct types for integer constants.
1344 (vect_generate_tmps_on_preheader): Likewise.
1345 (vect_gen_niters_for_prolog_loop): Likewise.
1347 2005-09-19 Steven Bosscher <stevenb@suse.de>
1349 PR rtl-optimization/23943
1350 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1352 2005-09-18 Jan Hubicka <jh@suse.cz>
1354 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1356 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1358 * varasm.c (output_constant): Do not abort on conversions to union
1359 types between different sizes.
1361 2005-09-18 Richard Guenther <rguenther@suse.de>
1364 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1367 2005-09-18 Paul Brook <paul@codesourcery.com>
1369 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1371 2005-09-17 Richard Henderson <rth@redhat.com>
1373 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1374 * tree-ssa-loop.c (pass_vect_dce): Remove.
1375 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1378 2005-09-17 Richard Henderson <rth@redhat.com>
1380 * tree-pass.h (pass_vect_dce): Declare.
1381 * passes.c (init_optimization_passes): Add it.
1382 * tree-flow.h (tree_ssa_dce): Declare.
1383 * tree-ssa-dce.c (tree_ssa_dce): Export.
1384 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1385 (gate_tree_vectorize): ... here.
1386 (pass_vect_dce): New.
1388 2005-09-17 Jan Hubicka <jh@suse.cz>
1390 * except.c (struct eh_status): Turn region_array into vec.
1391 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1392 convert_from_eh_region_ranges, find_exception_handler_labels,
1393 current_function_has_exception_handlers, assign_filter_values,
1394 build_post_landing_pads, dw2_build_landing_pads,
1395 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1396 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1397 foreach_reachable_handler, can_throw_internal_1,
1398 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1400 (duplicate_eh_region_1): Update region_array.
1401 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1403 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1406 * expmed.c (expand_mult): Substitute simple register for op0 when
1409 2005-09-17 Richard Henderson <rth@redhat.com>
1411 * expr.c (emit_move_via_integer): Add force argument, pass it on
1412 to emit_move_change_mode. Update callers.
1413 (emit_move_complex): Pass true to new force argument.
1414 * function.c (expand_function_end): Move expand_eh_return call
1415 earlier. Merge sub-word complex values into a pseudo before
1416 copying to the return hard register.
1418 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1420 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1421 between different sizes.
1423 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1427 * passes.c (init_optimization_passes): Register dump files for
1430 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1432 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1433 * config/s390/s390.c (s390_overlap_p): New function.
1434 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1435 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1438 2005-09-16 Richard Guenther <rguenther@suse.de>
1440 * ipa-pure-const.c (static_execute): Free auxiliar information.
1441 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1442 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1444 2005-09-15 DJ Delorie <dj@redhat.com>
1446 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1448 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1450 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1452 (swap_commutative_operands_with_target): New.
1454 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1456 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1459 (estimate_iters_using_array): New function.
1460 * tree-data-ref.h (estimate_iters_using_array): Prototype
1461 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1462 Use estimate_iters_using_array instead of analyze_array.
1464 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1466 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1469 2005-09-15 Michael Matz <matz@suse.de>
1471 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1473 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1475 PR tree-optimization/23835
1476 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1477 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1479 2005-09-14 Richard Henderson <rth@redhat.com>
1481 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1482 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1484 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1486 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1487 in the ARRAY_TYPE case.
1489 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1491 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1493 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1496 * tree-vect-transform.c (vectorizable_operation): Return false for
1497 scalar shift operations and for vector shift operations with
1498 non-invariant shift arguments. Use scalar tree operand op1 as
1499 a shift operand when vector shift insn pattern uses scalar shift
1501 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1503 2005-09-14 Olivier Hainque <hainque@adacore.com>
1505 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1506 value if it has side-effects.
1508 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1511 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1513 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1515 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1516 passed as NAME as if it were label at start of function code.
1518 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1520 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1523 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1525 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1526 as early clobber. Rewrite so the PIC register is not implicitly used.
1528 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1530 * tree.c (annotate_with_file_line): Compare line numbers before
1533 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1536 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1537 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1539 2005-09-13 Ian Lance Taylor <ian@airs.com>
1541 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1542 than a HOST_WIDEST_INT to gen_doloop_begin.
1544 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1546 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1548 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1550 PR tree-optimize/23817
1551 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1553 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1556 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1557 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1558 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1559 (restore_stack_nonlocal): Likewise.
1560 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1562 2005-09-12 Ian Lance Taylor <ian@airs.com>
1565 * c.opt (ffriend-injection): New C++ option.
1566 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1567 (C++ Dialect Options): Document -ffriend-injection.
1569 2005-09-12 Josh Conner <jconner@apple.com>
1572 * ipa-reference.c (static_execute): Don't mark variables in
1573 named sections TREE_READONLY.
1575 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1577 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1580 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1582 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1583 V_MUST_DEF instead of just the first_use_p.
1584 Don't mark the virtual variables for renaming on the statement which
1586 (pass_dse): Remove TODO_update_ssa.
1588 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1591 * stor-layout.c (compute_record_mode): For records with a single
1592 field, actually check the field's mode size against the type size.
1594 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1595 registers for TARGET_SHMEDIA.
1596 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1597 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1598 of GENERAL_REGS and FP_REGS.
1600 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1602 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1604 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1606 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1607 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1608 are omitted. Exclude stack_tie insn too.
1610 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1612 PR rtl-optimization/23098
1613 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1615 * config/rs6000/rs6000.md (movdf splitter): Use
1616 const_double_operand predicate for TARGET_POWERPC64.
1617 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1618 SYMBOL_REF method to ABI_V4.
1620 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1621 replace_equiv_address.
1622 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1623 rs6000_sr_alias_set and MEM_NOTRAP.
1624 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1626 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1628 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1629 handle CALL_EXPR again.
1631 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1633 * arm/predicates.md (alignable_memory_operand): Delete.
1635 2005-09-10 Richard Henderson <rth@redhat.com>
1638 * dbxout.c (dbxout_expand_expr): New.
1639 (dbxout_symbol): Use it.
1641 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1643 * arm.c (arm_gen_rotated_half_load): Delete.
1644 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1645 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1646 (thumb_set_return_address): Likewise.
1647 (thumb_load_double_from_address): Use adjust_address.
1648 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1649 (extendhsisi2_mem, movhi_bytes): Use change_address.
1650 (movhi): Use widen_memory_access.
1651 (reload_out_df): Use replace_equiv_address.
1652 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1654 2005-09-09 Richard Henderson <rth@redhat.com>
1657 * dbxout.c: Include expr.h.
1658 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1659 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1660 * Makefile.in (dbxout.o): Add EXPR_H.
1662 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1664 PR tree-optimization/23509
1665 * tree-cfg.c (replace_uses_by): Use replace_exp.
1666 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1667 pointers have name_mem_tag or type_mem_tag set.
1669 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1671 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1672 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1673 of wrongly accessing operands.
1675 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1677 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1678 * tree-chrec.c: Include tree-scalar-evolution.h.
1679 (chrec_convert): Instantiate the base and step before calling
1680 scev_probably_wraps_p that would fail on parametric evolutions.
1681 Collect all the fails into a single section failed_to_convert,
1682 print a diagnostic, and return chrec_dont_know instead of calling
1684 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1685 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1687 (scev_const_prop): Don't replace the definition of a loop closed ssa
1688 phi node by itself, or by another loop closed ssa phi node.
1689 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1690 that base and step are defined.
1692 2005-09-09 Richard Guenther <rguenther@suse.de>
1695 * fold-const.c (fold_ternary): Check truth_value_p before
1696 calling invert_truthvalue.
1698 2005-09-09 Nick Clifton <nickc@redhat.com>
1700 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1701 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1702 dimension of these arrays.
1703 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1705 * longlong.h: Only provide a prototype for the __clz_tab[] array
1706 if this header has not been included from libgcc2.h.
1707 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1709 Provide prototypes for exported functions.
1710 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1713 2005-09-08 Josh Conner <jconner@apple.com>
1717 * expr.c (expand_expr_addr_expr_1): Don't invoke
1718 expand_simple_binop for EXPAND_INITIALIZER.
1720 2005-09-08 Richard Henderson <rth@redhat.com>
1723 * toplev.c (wrapup_global_declaration_1): Split out ...
1724 (wrapup_global_declaration_2): ... from ...
1725 (wrapup_global_declarations): ... here. Return bool.
1726 (check_global_declaration_1): Split out ...
1727 (check_global_declarations): from here.
1728 (emit_debug_global_declarations): New.
1729 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1730 check_global_declaration_1, emit_debug_global_declarations): Declare.
1731 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1732 of decls. Call wrapup_global_declaration_1,
1733 wrapup_global_declaration_2, check_global_declaration_1 directly.
1734 (c_write_global_declarations_2): New.
1736 (c_write_global_declarations): Call c_write_global_declarations_2.
1737 * langhooks.c (write_global_declarations): Call
1738 emit_debug_global_declarations.
1740 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1741 remove decls that have DECL_RTL_SET_P.
1742 * passes.c (rest_of_decl_compilation): Invoke
1743 cgraph_varpool_finalize_decl for all but functions.
1745 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1747 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1748 the result of a conversion if the new min and max cannot be compared.
1750 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1752 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1753 (override_options): Setting s390_sr_alias_set removed.
1754 (save_fpr, save_gprs): Set alias set to vararg or frame.
1755 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1756 s390_sr_alias_set with get_frame_alias_set ().
1757 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1758 get_varargs_alias_set ().
1760 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1764 * c-parser.c (c_parser_objc_method_definition): If the next
1765 token is not "{", error out and don't start the function.
1767 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1769 * tree-vrp.c (extract_range_from_expr): Move the check for non
1770 nullness after the check for gimple invariant.
1772 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1774 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1776 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1779 * config/m32r.md (movmemsi_internal): Canonicalize order of
1780 operands in PLUS component of template.
1782 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1784 * reload1.c (fixup_eh_region_note): Remove assertion.
1785 (fixup_abnormal_edges): Reverted removal of call to
1786 find_many_sub_basic_blocks made on 2005-08-31.
1788 2005-09-07 Richard Henderson <rth@redhat.com>
1790 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1791 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1792 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1793 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1794 rearrange for better packing.
1795 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1796 (lookup_cfa_1): Remove inline marker.
1797 (cfa_equal_p): Split out of ...
1798 (def_cfa_1): ... here. Use INVALID_REGNUM.
1799 (build_cfa_loc): Handle !cfa->indirect.
1800 (frame_pointer_cfa_offset): New.
1801 (dbx_reg_number): Assert register elimination performed; do
1802 leaf register remapping.
1803 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1804 (eliminate_reg_to_offset): New.
1805 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1806 for verifiably local stack frame addresses; re-base to CFA.
1807 (mem_loc_descriptor): Remove can_use_fbreg argument.
1808 (concat_loc_descriptor, loc_descriptor): Likewise.
1809 (containing_function_has_frame_base): Remove.
1810 (rtl_for_decl_location): Don't do register elimination or
1811 leaf register remapping here.
1812 (secname_for_decl): Split out from ..
1813 (add_location_or_const_value_attribute): ... here.
1814 (convert_cfa_to_loc_list): New.
1815 (compute_frame_pointer_to_cfa_displacement): New.
1816 (gen_subprogram_die): Use them.
1817 * tree.h (frame_base_decl): Remove.
1818 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1819 (prologue_stack_adjust): Remove.
1820 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1821 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1822 (set_frame_base_location): Remove.
1823 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1824 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1825 (vt_add_function_parameters): Don't eliminate_regs.
1826 (vt_initialize): Don't create frame_base_decl.
1828 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1830 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1831 version of GNU binutils for 4.x and later.
1833 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1835 * ggc-page.c (ggc_push_context): Remove.
1836 (ggc_pop_context): Likewise.
1837 * ggc.h (ggc_push_context): Remove.
1838 (ggc_pop_context): Likewise.
1840 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1843 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1844 returning from an interrupt handler.
1846 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1849 * config/arc/arc.c (output_shift): Add check for loop count when
1852 2005-09-06 Steven Bosscher <stevenb@suse.de>
1854 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1856 (abs_replacement): Likewise.
1857 (pass_phiopt): Remove TODO_update_ssa.
1859 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1862 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1863 if "return with no value, in function returning non-void" warning
1865 * tree-cfg.c (execute_warn_function_return): Don't look at
1866 RETURN_EXPRs with TREE_NO_WARNING set.
1869 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1870 for internal functions doesn't use registers used by global registers
1871 variables. Use fewer register parameters if there are global register
1874 2005-09-06 Olivier Hainque <hainque@adacore.com>
1875 Eric Botcazou <ebotcazou@adacore.com>
1878 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1879 when we would be extracting outside its bit span (bitpos+bitsize
1880 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1881 Ada unchecked conversions.
1883 2005-09-06 Steven Bosscher <stevenb@suse.de>
1885 * tree-ssa-pre.c (try_look_through_load): New function.
1886 (compute_avail): Use it to try to look through loads for some
1887 more useful expressions.
1889 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1891 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1892 condition for detecting cases like (a&a) and (a^a).
1894 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1896 * common.opt: Add option ftree-vect-loop-version.
1897 * params.def: Add --param vect-max-version-checks.
1898 * doc/invoke.texi: Document ftree-vect-loop-version and
1899 --param vect-max-version-checks.
1900 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1901 may_misalign_stmts and defines for accessors.
1902 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1903 LOOP_VINFO_MAY_MISALIGN_STMTS.
1904 (destroy_loop_vec_info): VEC_free for
1905 LOOP_VINFO_MAY_MISALIGN_STMTS.
1906 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1907 Update documentation.
1908 (vect_update_misalignment_for_peel): New.
1909 (vect_enhance_data_refs_alignment): Update to choose loop
1910 peeling or loop versioning if appropriate for the (potentially)
1911 unaligned data references in the loop.
1912 (vect_analyze_data_refs_alignment): Remove call to
1913 vect_enhance_data_refs_alignment so the checks can be done
1915 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1916 and move up call to vect_analyze_data_refs_alignment.
1917 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1918 (vect_transform_loop): Add call to loop_version.
1920 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1922 PR rtl-optimization/23098
1923 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1924 * simplify-rtx.c (constant_pool_reference_p): New function.
1925 * rtl.h (constant_pool_reference_p): New prototype.
1926 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1927 constant_pool_reference_p in condition and
1928 avoid_constant_pool_reference in preparation statements.
1930 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1932 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1933 STRICT_LOW_PART SETs.
1935 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1938 * except.c (sjlj_emit_function_enter): Find the function begin
1939 note even when it's not in first basic block.
1941 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1943 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1944 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1945 * aclocal.m4: Regenerate.
1947 2005-09-05 DJ Delorie <dj@redhat.com>
1949 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1952 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1954 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1955 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1956 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1957 Follow spelling conventions.
1958 * doc/invoke.texi: Follow spelling conventions.
1960 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1962 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1963 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1964 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1966 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1969 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1970 (output_stack_adjust): Use gen_tmp_stack_mem.
1971 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1972 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1973 (sh_get_pr_initial_val): Likewise.
1974 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1975 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1976 * sh.md (divsi_inv_m0): Use gen_const_mem.
1977 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1978 (movdf_i4+1): Use gen_tmp_stack_mem.
1979 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1980 (fpu_switch+2): Likewise.
1981 (movv4sf_i, movv16sf_i): Use adjust_address.
1982 (symGOT_load): Set MEM_NOTRAP_P bit.
1984 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1987 * pa.c (emit_move_sequence): Fix typo in last change.
1989 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1991 PR rtl-optimization/23454
1992 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1995 2005-09-03 Richard Henderson <rth@redhat.com>
1996 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1999 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2002 2005-09-02 Nicolas Pitre <nico@cam.org>
2004 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2005 to bit_count to 32 bits.
2007 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2010 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2011 generating synthetic loads from volatile lvalues.
2013 005-09-02 Nick Clifton <nickc@redhat.com>
2015 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2016 __ctzhi2, __clzhi2): New functions.
2018 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2021 * tree-nested.c (struct var_map_elt): Mark with GTY.
2022 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2024 (lookup_field_for_decl): Allocate new element in GC memory.
2025 (lookup_tramp_for_decl): Likewise.
2026 (convert_nl_goto_reference): Likewise
2027 (create_nesting_tree): Allocate info in GC memory. Likewise for
2029 (free_nesting_tree): Free with ggc_free instead of free.
2030 (root): New static variable.
2031 (lower_nested_functions): Remove root as local variable. And zero out
2032 root at the end of the function.
2034 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2036 PR rtl-optimization/20365
2037 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2038 to short. New member ix.
2039 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2040 (simplify_plus_minus): Initialize ix members before calling qsort.
2042 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2044 PR tree-optimization/23626
2045 * tree-cfg.c (replace_uses_by): Clean up eh info.
2047 2005-09-01 DJ Delorie <dj@redhat.com>
2049 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2052 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2054 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2055 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2058 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2060 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2061 do not issue warning for a variable definition following
2064 2005-09-01 Richard Henderson <rth@redhat.com>
2067 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2068 conversion to CONST_VECTOR.
2070 2005-09-01 Richard Henderson <rth@redhat.com>
2073 * reload1.c (reload_as_needed): Check !CALL_P before calling
2074 fixup_eh_region_note.
2075 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2077 2005-09-01 DJ Delorie <dj@redhat.com>
2079 * varasm.c (output_constant): Let the target resolve
2080 conversions of addresses to non-default pointer sizes.
2082 2005-09-01 Nicolas Pitre <nico@cam.org>
2084 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2085 to alow matching ARM pre-indexed addressing mode.
2086 (arm_override_options): Remove now irrelevant comment.
2088 2005-09-01 Phil Edwards <phil@codesourcery.com>
2090 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2091 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2092 * config/i386/vxworks.h: Likewise.
2093 * config/i386/t-vxworksae: New file, for VxWorks AE.
2094 * config/i386/vxworksae.h: Likewise.
2096 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2098 PR tree-optimization/23410
2099 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2100 sequence is not wrapping during the first step.
2102 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2105 * dwarf2out.c (base_type_die): Compare char_type_node with
2106 TYPE_MAIN_VARIANT (type), not type.
2108 2005-09-01 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/15366
2111 * common.opt: Add -finline-functions-called-once.
2112 Put -fearly-inlining in alphabetically ordered place.
2113 * doc/invoke.texi: Document new option.
2114 * ipa-inline.c (cgraph_decide_inlining): Honour
2115 flag_inline_functions_called_once.
2117 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2119 PR rtl-optimization/23478
2120 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2121 (alloc_qty): Initialize it.
2122 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2123 (combine_regs): Combine also n_throwing_calls_crossed fields.
2124 (find_free_reg): Don't attempt to caller-save pseudos crossing
2125 calls that might throw.
2126 * global.c (struct allocno): Add throwing_calls_crossed field.
2127 (global_alloc): Revert 2005-08-22 change. Initialize
2128 throwing_calls_crossed.
2129 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2132 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2135 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2136 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2137 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2138 (and64_2_operand): Tweak to use predicate.
2139 (and_operand): Adjust for mask_operand changes.
2140 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2141 (print_operand): Likewise.
2142 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2143 (mask64_1or2_operand): Delete.
2144 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2145 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2146 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2147 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2148 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2149 (rotldi3_internal4): Likewise.
2150 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2151 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2152 (ashldi3_internal7): Likewise.
2153 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2154 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2155 (anddi3 split): Don't match mask64_operand.
2156 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2157 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2158 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2159 't' splitter predicate.
2160 (movdi_internal64 + 2): Revert 2005-06-11 change.
2162 2005-08-31 DJ Delorie <dj@redhat.com>
2164 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2165 (m32c_asm_integer): Add support for 32 bit pointers.
2167 2005-08-31 Richard Henderson <rth@redhat.com>
2169 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2170 component-like references for setting MEM_NOTRAP_P.
2172 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2173 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2175 2005-08-31 Richard Henderson <rth@redhat.com>
2177 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2178 into a pseudo before applying gen_lowpart.
2180 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2182 * doc/install.texi (Specific): Update cctools version required
2183 for full functionality.
2184 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2185 linkers as -macosx_version_min.
2187 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2190 * sh.c (print_operand, %R and %S): Add handling of floating point
2191 registers, memory, constants and invalid operands.
2193 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2195 * ipa-pure-const.c: Change dump name.
2197 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2200 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2201 to "reg_or_0_operand".
2202 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2204 2005-08-31 Dale Johannesen <dalej@apple.com>
2206 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2207 loops that count down.
2209 2005-08-31 Richard Henderson <rth@redhat.com>
2212 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2213 (fixup_eh_region_note): New.
2214 (reload_as_needed): Call it.
2215 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2216 don't call find_many_sub_basic_blocks; call verify_flow_info.
2217 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2218 (keep_stack_depressed): Likewise.
2219 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2221 2005-08-31 Richard Henderson <rth@redhat.com>
2223 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2226 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2228 * expr.c (expand_expr_real_1): Compare size of address
2229 mode to target's address mode size in deciding expansion of
2230 the constant address.
2232 2005-08-31 Richard Guenther <rguenther@suse.de>
2235 * expr.c (all_zeros_p): New function.
2236 (expand_expr_real_1): Handle the case of an all-zero
2237 non-addressable constructor separately.
2239 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2241 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2242 arguments, adjust all callers.
2243 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2245 2005-08-30 Richard Henderson <rth@redhat.com>
2248 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2249 whenever the mode sizes match.
2251 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2253 * calls.c (load_register_parameters): Fix comment typo.
2254 * expr.c (emit_push_insn): Comment formatting.
2256 2005-08-30 Ian Lance Taylor <ian@airs.com>
2258 * config/i386/x-cygwin (host-cygwin): Change dependency from
2259 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2261 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2263 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2266 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2269 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2270 call to ggc_collect.
2272 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2275 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2276 beginning. Remove $(INCLUDES) from all the rules, if following
2277 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2279 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2282 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2283 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2284 not constant, but maxlen is, don't set len to maxlen, rather
2285 set maxlen to len if len is a constant.
2287 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2289 PR tree-optimization/23475
2290 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2293 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2295 Fix PR middle-end/22455
2297 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2298 Checksum only the parts of the tree that exist for the tree code.
2300 2005-08-28 Dale Johannesen <dalej@apple.com>
2302 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2304 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2306 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2308 2005-08-28 Richard Henderson <rth@redhat.com>
2310 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2311 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2314 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2317 * builtins.c (get_memory_rtx): Don't strip nops
2318 in between COMPONENT_REFs.
2320 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2323 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2325 (gimplify_modify_expr): Check for zero sized types and gimplify the
2326 rhs and lhs as statements.
2328 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2331 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2332 state for return address column of signal frames.
2334 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2337 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2338 bytes >= 2 not bytes == 2.
2339 (expand_block_move): Same.
2341 2005-08-27 Richard Guenther <rguenther@suse.de>
2344 * config/i386/sse.md (sse2_movsd): Add missing closing
2347 2005-08-27 Paul Brook <paul@codesourcery.com>
2349 * genrecog.c (enum decision_type): Add DT_num_insns.
2350 (struct decision_test): Add u.num_insns.
2351 (add_to_sequence): Add DT_num_insns test.
2352 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2353 (write_cond, debug_decision_2): Ditto.
2354 (change_state): Assume peep2_next_insn never fails.
2355 Remove "afterward" argument.
2356 (write afterward, write_tree): Update to match.
2357 * recog.c (peep2_current_count): New variable.
2358 (peep2_next_insn): Check it.
2359 (peephole2_optimize): Set peep2_current_count.
2360 * recog.h (peep2_current_count): Declare.
2362 2005-08-26 Josh Conner <jconner@apple.com>
2365 * ipa-pure-const.c (check_tree): Check for volatile-ness
2366 when considering a dereference.
2368 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2370 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2372 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2374 PR rtl-optimization/23561
2375 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2376 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2377 at most LEN bytes long memory fits into the field.
2378 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2379 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2380 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2382 2005-08-26 Richard Henderson <rth@redhat.com>
2385 * loop.c (biased_biv_may_wrap_p): New.
2386 (maybe_eliminate_biv_1): Use it to suppress non-equality
2387 comparison transformations. Delete disabled code.
2389 2005-08-26 Ian Lance Taylor <ian@airs.com>
2391 * combine.c (make_extraction): Avoid reference outside object.
2393 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2395 * stor-layout.c (finalize_type_size): Restore behaviour for
2396 non-aggregate types to the status quo ante of the patch for
2397 pr 23467. Document why it matters.
2399 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2402 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2403 array by one element, initialize the BT_LAST element with NULL.
2405 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2407 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2408 optimizing for size.
2410 (compare_plus_eqsi): Same.
2411 (plus_eqsi_compare): Same.
2412 (neg_eq0<mode>): Same.
2413 (neg_eq<mode>): Same.
2415 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2418 2005-08-26 Nick Clifton <nickc@redhat.com>
2420 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2421 TARGET_EP is not defined.
2422 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2423 TARGET_EP is enabled.
2424 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2425 * config/v850/v850.md (save_all_interrupt): Only use the EP
2426 register if TARGET_EP is defined.
2427 (restore_all_interrupt): Likewise.
2428 * config/v850/lib1funcs.asm: Update functions so that the EP
2429 register is only used if __EP__ is defined.
2431 2005-08-26 David Ung <davidu@mips.com>
2433 * config/mips/mips.c (mips_expand_prologue): Handle case when
2434 generating for MIPS16 and the outgoing argument area is more than
2435 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2438 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2440 * config/crx/crx.md: Make doloop_end pattern usage controllable
2441 via mloop-nesting=<max-nesting> command line switch. Make sure
2442 the combiner cannot use doloop_end_<mode> in an illegal way.
2443 * config/crx/crx.c: Use regs up to r6 for argument passing.
2444 Refine crx_address_cost (non cst4 displacements are expensive).
2445 * config/crx/crx.opt: Add switch for mloop-nesting=.
2447 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2449 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2450 (UNSPEC_MVST): New constant.
2452 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2454 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2455 Reject operands containing eliminable registers.
2456 * testsuite/gcc.dg/20050825-1.c: New testcase.
2458 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2459 Jan Hubicka <jh@suse.cz>
2461 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2463 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2465 PR tree-optimization/23546
2466 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2469 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2471 * params.def (PARAM_MIN_SPEC_PROB): New.
2472 * sched-rgn.c (MIN_PROBABILITY): Delete.
2473 (compute_trg_info): Convert to PARAM_VALUE.
2474 * doc/invoke.texi (param): Document min-spec-prob.
2476 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2478 * config/darwin.h: define __PIC__
2479 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2480 TARGET_OS_CPP_BUILTINS macro.
2482 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2484 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2487 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2489 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2491 * cfghooks.c (duplicate_block): Added position where to place
2492 new block as argument.
2493 * cfghooks.h (duplicate_block): Declaration changed.
2494 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2496 * cfglayout.h (copy_bbs): Declaration changed.
2497 * cfgloop.h (loop_version): Declaration changed.
2498 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2499 position to copy_bbs.
2500 (loop_version): Pass position to duplicate_loop_to_header_edge.
2501 Add place_after argument and position new blocks according to
2503 * modulo-sched.c (sms_schedule): Pass place_after argument
2505 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2506 * tree-cfg.c (split_edge_bb_loc): New function.
2507 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2508 to determine position of new blocks.
2509 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2511 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2512 argument to duplicate_block.
2513 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2514 Pass position to copy_bbs.
2516 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2518 * fold-const.c (ptr_difference_const): Use
2519 cst_and_fits_in_hwi instead of host_integerp.
2521 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2523 * config/darwin.c (gen_pic_offset): New.
2524 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2527 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2529 PR tree-optimization/23486
2530 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2532 2005-08-23 Phil Edwards <phil@codesourcery.com>
2534 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2535 remove use_collect2.
2536 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2538 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2539 configuration files to override the default value.
2541 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2542 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2543 * config/vx-common.h: New file, split out from...
2544 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2545 * config/vxworksae.h: New file, for VxWorks AE.
2546 * config/vxworks.opt: New file.
2547 * config/vxlib.c: Update for VxWorks 6.
2549 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2550 other MULTILIB_* variables appropriately.
2551 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2552 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2553 * config/rs6000/vxworks.h: Update for VxWorks 6.
2554 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2556 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2559 * config/darwin.c (machopic_select_section): Remove the hack to
2560 mark "::operator new" and "::operator delete" for coalescing
2561 even though they are not weak.
2563 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2565 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2566 * configure: Regenerate.
2568 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2571 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2573 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2574 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2577 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2579 * config/rs6000/predicates.md (equality_operator): New.
2580 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2581 comparison with a large constant.
2583 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2585 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2587 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2589 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2590 registers is even, and we have a hardware double precision fp,
2592 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2593 size of current argument when checking if argument was passed in
2596 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2599 * stor-layout.c (finalize_type_size): Dont override
2600 existing alignment with a smaller alignment from the mode.
2602 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2604 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2605 * lambda.h (lambda_vector_lexico_pos): ... here.
2606 * tree-data-ref.c (build_classic_dist_vector): Return false when
2607 the distance vector is lexicographically negative.
2609 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2611 PR tree-optimization/23511
2612 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2613 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2615 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2617 PR tree-optimization/22043
2618 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2619 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2620 If ALLOW_FLEXARR, handle types ending with flexible array member.
2621 Pass false as second argument to recursive count_type_elements calls.
2622 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2623 argument to count_type_elements call.
2624 * tree-sra.c (decide_block_copy): Likewise.
2625 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2626 for a constant-sized object, set cleared as well. Pass true as
2627 second argument to count_type_elements call.
2629 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2632 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2633 from legitimate_small_data_p, and make global. Update use.
2634 Remove forward declaration.
2635 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2637 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2639 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2641 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2642 of scratch intermediates.
2643 (eq<mode>_compare): Same.
2644 (neg_eq0<mode>): New.
2645 (neg_eq<mode>): Convert to define_insn_and_split.
2647 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2650 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2651 stdarg functions, set/clear the fp marker even when no variable
2653 * config/rs6000/sysv4.opt (mprototype): Describe.
2655 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2657 PR rtl-optimization/23478
2658 * regs.h (reg_info): Add throw_calls_crossed.
2659 (REG_N_THROWING_CALLS_CROSSED): Define.
2660 * flow.c (allocate_reg_life_data): Initialize
2661 REG_N_THROWING_CALLS_CROSSED.
2662 (propagate_one_insn, attempt_auto_inc): Update
2663 REG_N_THROWING_CALLS_CROSSED.
2664 * global.c (global_alloc): Don't allocate pseudos across
2665 calls that may throw.
2667 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2670 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2671 value is inbetween the range if we did not find an exact match.
2673 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2675 * doc/invoke.texi (Option Summary): Add ms1 options.
2676 * doc/extend.texi: Document interrupt handler attribute for ms1.
2677 * doc/md.texi: Document ms1 constraints.
2678 * config.gcc: Add ms1-*-elf.
2679 * config/ms1/ms1.h: New.
2680 * config/ms1/ms1.c: New.
2681 * config/ms1/ms1.md: New.
2682 * config/ms1/ms1-protos.h: New.
2683 * config/ms1/ABI.txt: New.
2684 * config/ms1/crti.asm: New.
2685 * config/ms1/crtn.asm: New.
2686 * config/ms1/lib2extra-funcs.c: New.
2687 * config/ms1/t-ms1: New.
2688 * config/ms1/ms1.opt: New.
2690 2005-08-22 Ira Rosen <irar@il.ibm.com>
2692 * config/rs6000/altivec.md (xorv4sf3): New.
2693 (negv4sf2, neg<mode>2): Likewise.
2695 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2698 * config/ia64/ia64.md (divsi3): Check divide by zero.
2699 (udivsi3): Likewise.
2701 (udivdi3): Likewise.
2703 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2705 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2706 up to elem_bitsize bits, not max_bitsize.
2708 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2710 PR tree-optimization/23433
2711 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2712 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2714 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2716 PR tree-optimization/23434
2717 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2718 the iteration bound is not an INTEGER_CST.
2720 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2722 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2723 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2724 NULL if need_epilog_adjust is false.
2725 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2726 Case 3 always peels first itration, not just for PLUS case, and no need
2727 to use scalar_initial_def here. Create an epilog adjustment only if
2728 scalar_initial_def is not NULL.
2730 (vectorizable_reduction): Remove assert.
2732 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2735 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2736 (__moddi3): Likewise.
2737 (__udivdi3): Likewise.
2738 (__umoddi3): Likewise.
2739 (__divsi3): Likewise.
2740 (__modsi3): Likewise.
2741 (__udivsi3): Likewise.
2742 (__umodsi3): Likewise.
2744 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2746 * tree-pass.h (TDF_GRAPH): Define.
2747 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2748 * passes.c (finish_optimization_passes): Only call
2749 finish_graph_dump_file if TDF_GRAPH is set.
2750 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2751 NULL. Set TDF_GRAPH bit.
2752 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2754 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2756 * arm.h (arm_stack_offsets): Add locals_base field.
2757 * arm.c (arm_get_frame_offsets): Compute it.
2758 (thumb_compute_initial_elimination offset): Make the Thumb frame
2759 pointer point to the base of the local variables.
2760 (thumb_expand_prologue): Update accordingly.
2761 (thumb_expand_epilogue): Likewise.
2763 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2764 mode of clobbered scratch to DImode. Handle a case that's known to
2767 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2769 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2770 (gt0<mode>_compare): Delete.
2771 (neg_gt0<mode>): Delete.
2773 2005-08-19 Eric Christopher <echristo@apple.com>
2775 * optabs.h: Change CTI_ to COI_.
2778 2005-08-19 James E Wilson <wilson@specifix.com>
2780 * builtins.c (expand_builtin_return_addr): Set
2781 current_function_accesses_prior_frames when count != 0. Use
2782 frame_pointer_rtx when count == 0.
2783 * function.h (struct function): Add accesses_prior_frames field.
2784 (current_function_accesses_prior_frames): Define.
2785 * reload1.c (init_elim_table): Check
2786 current_function_accesses_prior_frames.
2787 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2789 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2791 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2792 indicator. Return true if the flowgraph changed during
2795 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2798 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2799 conditional expression before testing its value.
2801 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2803 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2805 2005-08-19 Devang Patel <dpatel@apple.com>
2807 PR tree-optimization/23048
2808 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2809 third parameter. Check whether latch is dominated by exit
2811 (if_convertible_loop_p): Supply exit block itself to
2812 if_convertible_bb_p.
2814 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2817 * arm.md (arm_load_pic_register): Change argument to the mask of
2818 saved registers. Call thumb_find_work_register if we need a
2819 scratch register on Thumb.
2820 (arm_expand_prologue): Pass empty register set to
2821 arm_load_pic_register.
2822 (thumb_expand_prologue): Pass live_regs_mask directly to
2823 arm_load_pic_register.
2824 * arm-protos.h (arm_load_pic_register): Update prototype.
2826 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2828 * sh.c (find_sole_member): New function.
2829 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2830 if the record's alignment is larger than the size of its only member.
2832 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2835 * arm.c (thumb_legitimize_reload_address): New function.
2836 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2837 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2839 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2841 * config/crx/crx.c: Implement crx_decompose_address. Reject
2842 symbolic displacements since CRX register relative adressing
2843 mode can't handle unsigned 32-bit values as displacements.
2844 * config/crx/crx.h: Simplify definitions, remove redundant
2845 parenthesis and obsolete macros.
2846 * config/crx/crx.opt: Add new switch for debugging addresses.
2847 * config/crx/crx-protos.h: Add new declarations for above.
2849 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2852 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2855 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * collect2.c (dup2): Delete.
2858 * configure.ac: Don't check for dup2.
2860 * config.in, configure: Regenerate.
2862 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2864 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2865 record with the type of its only member.
2867 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2869 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2870 define_insn_and_split.
2871 (plus_ltu<mode>_compare): Same.
2872 (gtu<mode>_compare): Same.
2873 (plus_gtu<mode>_compare): Same.
2875 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2877 PR tree-optimization/22228
2878 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2880 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2881 are recorded in vect_vnames_to_rename for renaming.
2882 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2883 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2884 in vect_vnames_to_rename.
2885 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2886 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2888 2005-08-18 Jan Hubicka <jh@suse.cz>
2891 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2892 info only for local statics, not for member variables.
2894 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2896 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2898 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2900 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2902 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2905 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2907 2005-08-17 James E Wilson <wilson@specifix.com>
2909 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2912 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2914 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2915 (leu<mode>_compare): Same.
2916 (plus_leu<mode>): Same.
2917 (neg_leu<mode>): Same.
2918 (and_neg_leu<mode): Same.
2919 (ltu<mode>_compare): Same.
2920 (plus_ltu<mode>): Same.
2922 (geu<mode>_compare): Same.
2923 (plus_geu<mode>): Same.
2924 (neg_geu<mode>): Same.
2925 (and_neg_geu<mode>): Same.
2926 (plus_gt<mode>): Same.
2927 (gtu<mode>_compare): Same.
2928 (plus_gtu<mode>): Same.
2930 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2932 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2933 Move call_table_data to end. Delete spurious .text.
2934 (callt_save_all_interrupt): Fix comment typo.
2936 2005-08-17 James E Wilson <wilson@specifix.com>
2937 Kevin Winchester <winchester@amirix.com>
2940 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2942 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2945 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2946 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2948 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2950 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2951 record with the type of its only member if the modes don't match.
2953 * varasm.c (decode_reg_name): Skip empty additional register names.
2955 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2957 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2958 lsm_tmp_name_length): New.
2959 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2960 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2962 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2963 Andreas Krebbel <krebbel1@de.ibm.com>
2965 * config.gcc: Added z9-109 switch.
2966 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2967 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2968 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2969 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2970 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2971 for "z9_109" cpu attribute.
2972 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2973 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2974 (s390_handle_arch_option): Added z9-109 switch.
2975 (override_options): Set respective cost function for z9-109.
2976 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2977 (legitimate_reload_constant_p): Accept extended immediates.
2978 (print_operand): Three new output modifiers added: k, m and o.
2979 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2980 (s390_output_mi_thunk): Use extended immediate when possible.
2981 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2982 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2983 (CONSTRAINT_LEN): Added length of O constraint.
2984 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2985 * config/s390/s390.md ("cpu"): New value z9_109 added.
2986 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2987 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2988 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2989 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2990 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2991 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2992 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2993 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2994 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2995 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2996 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2997 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2998 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2999 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3000 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3002 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3003 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3004 insns for TARGET_EXTIMM.
3006 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3008 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3010 2005-08-17 Nick Clifton <nickc@redhat.com>
3012 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3013 Call default_encode_section_info.
3015 2005-08-17 Steven Bosscher <stevenb@suse.de>
3017 PR tree-optimization/21574
3018 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3019 constant, return CONSTANT.
3020 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3021 (ccp_fold, visit_assignment): Likewise.
3022 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3024 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3026 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3027 fold_buildN instead of buildN then fold_initializer or fold.
3028 (build_unary_op): Likewise.
3029 (build_binary_op): Likewise.
3030 * fold-const.c (fold_initializer): Remove.
3031 (fold_build1_initializer): New function.
3032 (fold_build2_initializer): New function.
3033 (fold_build3_initializer): New function.
3034 * tree.h (fold_initializer): Remove.
3035 (fold_build1_initializer): New function.
3036 (fold_build2_initializer): New function.
3037 (fold_build3_initializer): New function.
3039 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3041 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3042 (try_move_mult_to_index): Call fold_build2 instead of build2.
3043 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3044 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3045 fold_binary_to_constant.
3046 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3048 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3049 check if A == gcd (A, B). Remove TYPE argument.
3050 (analyze_offset) Use fold_build2 instead of fold (build.
3051 (create_data_ref): Likewise.
3052 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3053 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3056 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3058 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3059 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3061 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3064 * gimplify.c (zero_sized_type): New function.
3065 (gimplify_modify_expr_rhs): If we have a zero sized type,
3066 replace the statement with an empty statement.
3068 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3070 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3073 2005-08-16 Ian Lance Taylor <ian@airs.com>
3075 * doc/tm.texi (Label Output): Correct typo.
3077 2005-08-16 Steven Bosscher <stevenb@suse.de>
3080 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3081 force_operand will work later on using have_insn_for.
3083 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3085 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3087 2005-08-16 Ian Lance Taylor <ian@airs.com>
3090 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3091 vector type, don't try to construct it element by element. Add an
3092 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3094 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3096 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3098 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3100 * doc/invoke.texi (Precompiled Headers): Document some more options
3101 which are known to be safe.
3103 2005-08-16 James E Wilson <wilson@specifix.com>
3105 PR tree-optimization/21105
3106 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3107 TREE_OVERFLOW check.
3109 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3111 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3112 (neg_ltu<mode>): Same.
3114 (neg_gtu<mode>): Same.
3116 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3118 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3119 (fold_builtin_isdigit): Use fold_buildN.
3120 (build_function_call_expr): Likewise.
3121 * c-typeck.c (c_finish_loop): Likewise.
3123 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3124 Richard Shann <rshann@superh.com>
3126 PR middle-end/20396:
3127 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3129 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3131 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3133 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3136 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3137 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3140 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3143 * fold-const.c (build_range_check): Disable optimization for function
3144 pointer expressions on targets that require function pointer
3147 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3149 * simplify-rtx.c (simplify_const_relational_operation): When
3150 extracting arguments of a COMPARE, recompute the mode as well.
3152 2005-08-15 Ian Lance Taylor <ian@airs.com>
3154 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3156 2005-08-15 DJ Delorie <dj@redhat.com>
3158 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3160 (movsi_splittable): Allow, but split, moves to the stack.
3161 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3164 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3166 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3167 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3168 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3170 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3171 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3172 Delete HOST_PTR_PRINTF.
3174 * configure, config.in: Regenerate.
3176 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3178 * config/rs6000/rs6000.md (QHSI): New mode macro.
3179 (wd): Extend mode attr for QImode and HImode
3180 (dbits): New mode attr.
3181 (zero_extend<mode>di2): Convert to mode macro.
3183 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3186 * doc/invoke.texi (-mgnu-ld): Update description.
3189 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3192 * Makefile.in (tree-chrec.o): Depends on real.h.
3193 * tree-chrec.c: Include real.h.
3194 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3195 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3196 * tree-scalar-evolution.c (add_to_evolution_1,
3197 interpret_rhs_modify_expr): Ditto.
3199 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3202 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3203 step is negative compute the estimation from init downwards to zero.
3205 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3207 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3209 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3211 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3213 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3214 Accept double-word constants that can be split.
3215 * config/s390/s390.md ("movti"): Use 'P' constraint.
3216 ("*movdi_31", "*movdf_31"): Likewise.
3218 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3220 Fix PR tree-optimization/22615
3222 * tree-ssa-structalias.c (solution_set_add): Handle
3223 first_vi_for_offset returning NULL.
3224 (do_da_constraint): Ditto.
3225 (do_sd_constraint): Ditto.
3226 (do_ds_constraint): Ditto
3227 (find_func_aliases): Ditto.
3228 (build_constraint_graph): RHS is allowed be ANYTHING.
3229 (first_vi_for_offset): Return NULL if we couldn't find anything at
3232 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3234 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3235 over memory as first operand.
3237 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3240 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3241 available for setting it.
3243 2005-08-14 Ira Rosen <irar@il.ibm.com>
3245 PR tree-optimization/23320
3246 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3247 data-refs' types instead of base object nullness. Add check for
3248 pointer type data-refs before first location comparison. Remove
3251 2005-08-14 Andreas Schwab <schwab@suse.de>
3253 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3255 2005-08-13 James E Wilson <wilson@specifix.com>
3257 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3258 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3259 -fstack-protector-all, --param ssp-buffer-size): Document.
3260 (-Wvariadic-macros): Alphabetize.
3261 (-fsched-stalled-insns-dep): Add missing 'f'.
3263 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3266 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3268 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3269 or indirect address operand.
3270 (EXTRA_ADDRESS_CONSTRAINT): New.
3271 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3273 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3275 PR tree-optimization/22236
3276 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3277 successors and predecessors.
3278 * tree-chrec.c (chrec_convert): Before converting, check that
3279 sequences don't wrap.
3280 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3281 (analyze_array): Extern.
3282 (find_data_references_in_loop): Remove call to
3283 compute_estimated_nb_iterations.
3284 * tree-data-ref.h (analyze_array): Declared.
3285 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3286 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3287 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3288 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3290 * tree-ssa-loop-ivcanon.c: Fix documentation.
3291 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3292 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3293 (infer_loop_bounds_from_undefined): New.
3294 (estimate_numbers_of_iterations_loop): Use
3295 infer_loop_bounds_from_undefined.
3296 (used_in_pointer_arithmetic_p): New.
3297 (scev_probably_wraps_p): Pass an extra parameter. Call
3298 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3299 (convert_step): Fix documentation.
3300 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3301 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3302 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3303 scev_probably_wraps_p.
3305 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3307 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3308 (s390_register_info): Ignore clobbered_regs information for fixed
3309 registers, and only fixed registers.
3310 (s390_init_frame_layout): Remove redundant call.
3312 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3314 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3315 description of -Wold-style-casts.
3317 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3318 Jakub Jelinek <jakub@redhat.com>
3320 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3321 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3322 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3323 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3324 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3325 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3326 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3327 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3328 ("stack_protect_set", "stack_protect_test"): New expanders.
3329 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3330 "stack_protect_testdi"): New insn definitions.
3332 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3334 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3336 2005-08-12 Paul Brook <paul@codesourcery.com>
3338 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3340 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3342 * config/s390/predicates.md (setmem_operand): New predicate.
3343 (shift_count_operand): Accept ANDs with special constants as
3345 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3346 with special constants.
3347 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3348 shift_count_operand with setmem_operand.
3350 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3352 * config/s390/s390.c (s390_extract_part, s390_single_part):
3354 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3355 (s390_output_mi_thunk): Don't use lg on 31 bit.
3356 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3357 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3359 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3361 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3362 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3363 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3364 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3365 with one of the new macros.
3367 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3369 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3370 Don't set save_return_addr_p.
3371 (s390_register_info): Make clobbered_regs not depending on
3374 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3376 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3377 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3379 2005-08-11 James E. Wilson <wilson@specifix.com>
3381 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3383 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3385 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3386 locations gathered by var-tracking in single entry loc_list
3387 over loc_descriptor_from_tree.
3389 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3390 pass it down to loc_descriptor.
3391 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3392 (containing_function_has_frame_base): Move earlier in the file.
3393 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3394 instead of always assuming fbreg can't be used.
3396 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3398 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3399 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3400 Accept address wrapped in AND for Altivec.
3401 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3402 Strip AND wrapping offset address for Altivec.
3404 2005-08-11 Richard Henderson <rth@redhat.com>
3407 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3408 before using TYPE_IS_SIZETYPE.
3410 2005-08-11 Richard Henderson <rth@redhat.com>
3413 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3414 insn types not present on ev4.
3415 (alphaev5_insn_pipe): Similarly.
3417 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3420 * arm.c (arm_override_options): If the user has selected callee-super-
3421 interworking, then enable normal interworking.
3423 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3425 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3428 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3430 * doc/rtl.texi: Fix two typos.
3432 2005-08-11 Richard Guenther <rguenther@suse.de>
3435 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3436 cases where we call to/from functions returning void.
3438 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3441 * tree.c (build_pointer_type_for_mode): Robustify.
3443 2005-08-10 James E Wilson <wilson@specifix.com>
3445 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3446 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3448 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3451 2005-08-10 Eric Christopher <echristo@apple.com>
3453 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3454 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3457 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3460 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3461 for the high part when generating dynamic-no-pic code.
3463 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3465 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3466 (x86_64-*-linux*): Likewise.
3468 * config/i386/crtfastmath.c: New file.
3469 * config/i386/t-crtfm: Likewise.
3471 * config/i386/linux.h (ENDFILE_SPEC): New.
3472 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3474 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3477 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3479 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3480 (vec_shl, vec_shr): Document new operations.
3481 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3483 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3485 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3486 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3487 change predicate to indexed_or_indirect_address.
3489 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3491 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3492 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3493 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3494 and __aeabi_uwrite8.
3495 * config/arm/unaligned-funcs.c: New file.
3496 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3498 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3500 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3502 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3503 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3505 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3506 * final.c (pass_shorten_branches): Add dump.
3507 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3508 (pass_life): Rename dump.
3509 (rest_of_handle_flow2): Remove initial verify_flow_info.
3510 * function.c (pass_instantiate_virtual_regs): Add dump.
3511 * integrate.c (pass_initial_value_sets): Add dump.
3512 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3513 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3514 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3515 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3516 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3517 gate_rtl_unrool_and_peel_loops): New.
3518 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3519 rtl_doloop): Do not look at flags.
3520 * mode-switching.c (pass_mode_switching): Add dump.
3521 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3522 pass_split_before_regstack): Add dump.
3523 * regmove.c (pass_stack_adjustments): Add dump.
3524 * tree-optimize.c (pass_fixup_cfg): Add dump.
3526 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3529 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3530 deciding which instruction sequence to use.
3532 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3534 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3535 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3537 2005-08-09 Richard Guenther <rguenther@suse.de>
3539 * c-common.c (builtin_function_2): Remove.
3540 (def_builtin_1): New function.
3541 (c_common_nodes_and_builtins): Use def_builtin_1 to
3542 build builtin functions.
3544 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3546 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3547 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3548 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3551 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3553 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3554 fold_binary instead of fold_build2 since we don't care about the
3556 (loop_niter_by_eval): Likewise.
3557 (compare_trees): Likewise.
3558 (proved_non_wrapping_p): Likewise.
3560 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3564 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3565 if the if is really empty.
3567 2005-08-09 Steven Bosscher <stevenb@suse.de>
3569 PR tree-optimization/23234
3570 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3571 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3572 argument of the new enum.
3573 (execute_cse_reciprocals): Add reciprocals for function arguments
3574 on the unique successor edge of the entry block. Update other calls
3575 to execute_cse_reciprocals_1.
3577 2005-08-08 Richard Henderson <rth@redhat.com>
3580 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3582 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3584 * expr.c (write_complex_part): Return after handling MEM.
3586 2005-08-08 Josh Conner <jconner@apple.com>
3588 PR rtl-optimization/23241
3589 * combine.c (simplify_comparison): Fix error in determining
3590 whether to lift a subreg from comparison.
3592 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3595 * config/rs6000/altivec.md (vec_init<mode>): New.
3596 (vec_set<mode>): New.
3597 (vec_extract<mode>): New.
3598 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3599 (rs6000_expand_vector_set): New.
3600 (rs6000_expand_vector_extract): New.
3601 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3602 for Altivec modes before reload.
3603 (altivec_expand_vec_init_builtin): New.
3604 (get_element_number): New.
3605 (altivec_expand_vec_set_builtin): New.
3606 (altivec_expand_vec_ext_builtin): New.
3607 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3609 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3611 * config/rs6000/rs6000.h (rs6000_builtins): Add
3612 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3613 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3614 * config/rs6000/rs6000-protos.h: Declare new functions.
3616 2005-08-08 Jan Hubicka <jh@suse.cz>
3618 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3619 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3620 * i386.md (movdi*): Use pic_32bit_operand.
3621 * predicates.md (pic_32bit_operand): New.
3623 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3626 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3628 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3630 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3631 (test_for_singularity): Use fold_build2.
3633 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3635 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3637 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3639 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3640 (COMMON_ASM_OP) Define.
3641 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3642 (ix86_encode_section_info): Likewise.
3643 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3644 SUBTARGET_ENCODE_SECTION_INFO.
3646 2005-08-06 Richard Henderson <rth@redhat.com>
3649 * tree-nested.c (convert_local_reference): Save and restore val_only
3650 around component_ref and friends. Clear walk_subtrees by default.
3652 2005-08-06 Peter O'Gorman <peter@pogma.com>
3655 * gcc.c (process_command): Check the argument to -b has a dash.
3656 * doc/invoke.texi: Update -b and -V docs.
3658 2005-08-06 James E Wilson <wilson@specifix.com>
3660 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3662 2005-08-06 Michael Matz <matz@suse.de>
3664 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3665 member only if only one insn is associated with the value.
3667 2005-08-06 Nick Clifton <nickc@redhat.com>
3669 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3671 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3672 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3673 Check symbol flags instead of symbol name mangling.
3674 (xstormy16_asm_output_aligned_common): Likewise. Also
3675 simplify code since the bss100_section cass is the only case
3676 where the below100 code will be triggered.
3677 (xstormy16_encode_section_info): Encode below100 attribute
3678 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3680 (xstormy16_strip_name_encoding): Delete - this function is no
3682 (TARGET_STRIP_NAME_ENCODING): Undefine.
3683 * config/stormy16/stormy16-protos.h: Delete prototype for
3684 xstormy16_strip_name_encoding.
3686 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3688 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3689 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3690 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3691 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3692 config/alpha/predicates.md, config/arc/arc.h,
3693 config/arm/arm.h, config/arm/ieee754-df.S,
3694 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3695 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3696 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3697 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3698 config/m68hc11/m68hc11.h, config/mips/mips.c,
3699 config/mips/mips.h, config/mips/openbsd.h,
3700 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3701 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3702 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3703 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3704 config/sparc/linux.h, config/sparc/linux64.h,
3705 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3706 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3707 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3708 typos. Follow spelling conventions.
3710 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3713 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3714 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3715 specially. Check for side effects only for COND_EXPR.
3716 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3717 return with TREE_NO_WARNING.
3719 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3721 PR rtl-optimization/23233
3722 * loop.c (combine_movables): Require the modes to be the same.
3723 (move_movables): Remove handling of cases where the replacement
3724 had a different mode to the original.
3726 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3728 PR tree-optimization/23128
3729 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3730 subtraction wrap, and set TREE_OVERFLOW if they do.
3732 2005-08-05 Richard Henderson <rth@redhat.com>
3735 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3736 FORCED_LABEL labels.
3738 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3741 * reload.c (find_reloads_subreg_address): Pass down TYPE
3742 unchanged. Change all callers except find_reloads_toplev.
3744 2005-08-05 Michael Matz <matz@suse.de>
3746 * genattrtab.c (current_alternative_string): Remove.
3747 (SIMPLIFY_ALTERNATIVE): Ditto.
3748 (attr_alt_bit_p): Ditto.
3749 (alternative_name): Make const char *.
3750 (evaluate_eq_attr): Remove use of above things.
3751 (simplify_test_exp): Ditto.
3752 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3753 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3755 2005-08-04 James E Wilson <wilson@specifix.com>
3757 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3758 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3759 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3760 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3761 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3763 2005-08-04 Richard Henderson <rth@redhat.com>
3766 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3767 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3768 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3769 if we'd have to instantiate too many members.
3771 2005-08-04 Richard Henderson <rth@redhat.com>
3774 * tree-outof-ssa.c (coalesce_asm_operands): New.
3775 (coalesce_ssa_name): Use it. Split out ...
3776 (coalesce_phi_operands, coalesce_result_decls): ... these.
3778 2005-08-04 Paul Brook <paul@codesourcery.com>
3780 * read-rtl.c (read_quoted_string): Break if EOF.
3782 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3784 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3785 (fold_build2): Likewise.
3786 (fold_build3): Likewise.
3787 (fold_build1_stat): New function prototype.
3788 (fold_build2_stat): Likewise.
3789 (fold_build3_stat): Likewise.
3790 * fold-const.c (fold_build1): Rename to ..
3791 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3792 through to build1_stat.
3793 (fold_build2): Rename to ..
3794 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3795 through to build2_stat.
3796 (fold_build3): Rename to ..
3797 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3798 through to build3_stat.
3800 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3801 Ian Lance Taylor <ian@airs.com>
3803 * function.c (assign_stack_local_1): Do not correct stack slot
3804 address if allocation size is smaller than mode size.
3806 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3809 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3810 (tree_merge_blocks): Propagate anything allowed by
3812 Clarify documentation.
3813 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3814 SSA form, schedule an update if necessary.
3816 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3818 * doc/install.texi (Binaries): Remove broken link to
3819 Sinix/Reliant Unix binaries.
3821 2005-08-03 Richard Henderson <rth@redhat.com>
3824 * function.c (stack_protect_epilogue): Export.
3825 * tree.h (stack_protect_epilogue): Declare.
3826 * calls.c (expand_call): Call it.
3828 2005-08-03 Eric Christopher <echristo@apple.com>
3830 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3831 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3834 2005-08-04 Jan Hubicka <jh@suse.cz>
3836 * profile.c (branch_prob): Split edges with goto locus on them
3837 to get proper line counts.
3838 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3840 2005-08-03 Paul Brook <paul@codesourcery.com>
3842 * function.c (assign_parms): Round current_function_args_size
3843 to PARM_BOUNDARY, not STACK_BOUNDARY.
3845 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3847 * config/i386/i386.c (x86_elf_aligned_common)
3848 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3850 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3852 PR tree-optimization/23157
3853 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3854 before emitting them.
3856 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3858 PR tree-optimization/19899
3859 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3860 * tree-scalar-evolution.c: Include real.h.
3861 (add_to_evolution): Build constant -1 of correct type.
3863 2005-08-03 Jan Hubicka <jh@suse.cz>
3865 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3866 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3867 profile updating for complette unrolling.
3868 * loop-unroll.c (peel_loop_completely): Use it.
3869 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3870 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3873 2005-08-03 Paul Brook <paul@codesourcery.com>
3875 * combine.c (can_change_dest_mode): New function.
3876 (try_combine, simplify_set): Use it.
3878 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3880 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3883 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3885 * doc/install.texi (Specific): Adjust link to openavr.org.
3886 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3887 (Binaries): Adjust HP-UX Porting Center link.
3888 (Binaries): Adjust Free Software Foundation ordering link.
3890 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3892 * convert.c (convert_to_integer): Use fold_build1 instead of
3893 build1 when converting an integer to an integer.
3895 2005-08-02 Richard Henderson <rth@redhat.com>
3897 * combine.c (combine_instructions): Don't use reg_equal/equiv
3898 results if the mode doesn't match.
3900 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3902 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3903 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3905 2005-08-02 Richard Henderson <rth@redhat.com>
3908 * explow.c (memory_address): Remove special-case for
3909 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3911 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3914 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3915 number of calls to cleanup_tree_cfg_1.
3917 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3919 * doc/invoke.texi: document file extensions .F90 and .F95
3921 2005-08-02 Richard Guenther <rguenther@suse.de>
3923 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3924 positive if its first argument is positive.
3926 2005-08-02 Richard Guenther <rguenther@suse.de>
3928 PR tree-optimization/23177
3929 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3932 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3934 PR tree-optimization/23129
3935 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3936 varying for divisions with anti-ranges.
3938 2005-08-02 Jan Hubicka <jh@suse.cz>
3940 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3941 * tree-ssa-threadupdate.c (thread_block): Add it here.
3943 2005-08-01 James E Wilson <wilson@specifix.com>
3945 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3946 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3947 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3949 * config/mips/predicates.md (const_call_insn_operand): Add check for
3950 SYMBOL_REF_LONG_CALL_P.
3951 * doc/extend.texi (long_call): Document the new attribute.
3953 2005-08-01 Ian Lance Taylor <ian@airs.com>
3954 Richard Henderson <rth@redhat.com>
3956 * Makefile.in (RTL_BASE_H): Add real.h.
3957 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3959 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3961 * rtl.c (rtl_check_failed_code_mode): New.
3962 * rtl.h (struct rtx_def): Add u.rv.
3963 (XCMWINT, XCNMPRV): New.
3964 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3965 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3967 2005-08-01 Richard Henderson <rth@redhat.com>
3969 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3970 with auto-inc codes.
3972 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3974 2005-08-01 Jan Hubicka <jh@suse.cz>
3976 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3977 * i386.c: Include dwarf2.h
3978 (asm_preferred_eh_data_format): New.
3979 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3981 2005-08-01 Ian Lance Taylor <ian@airs.com>
3983 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3984 randomize_va_space for virtual address randomization control.
3986 2005-08-01 Steven Bosscher <stevenb@suse.de>
3988 * common.opt (flag_ipa_cp): Put in right place to maintain
3991 2005-08-01 Jan Hubicka <jh@suse.cz>
3993 * profile.c (compute_value_histograms): Fix thinko.
3994 * value-prof.c: Include toplev.h
3995 (check_counter): New function.
3996 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3997 tree_mod_subtract_transform): Add sanity check.
3999 2005-08-01 Richard Guenther <rguenther@suse.de>
4001 PR tree-optimization/23133
4002 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4003 current functions parameter decls to find defs to cse
4006 2005-08-01 Richard Guenther <rguenther@suse.de>
4008 PR tree-optimization/23109
4009 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4010 If trapping math is in effect, use post-dominator information
4011 to check if we'd in any case reach a trapping point before
4012 doing the reciprocal insertion.
4013 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4014 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4015 expressions are invariant only if trapping math is not in effect.
4017 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4019 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4020 cgraph_function_versioning): New declarations.
4021 * cgraphunit.c: Add include to ipa-prop.h.
4022 (update_call_expr, cgraph_copy_node_for_versioning,
4023 cgraph_function_versioning): New functions.
4024 * integrate.c (copy_decl_for_inlining): Remove.
4025 * ipa-prop.h (ipa_replace_map): New struct.
4026 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4027 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4028 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4029 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4030 ipcp_iterate_stage, ipcp_method_scale_print,
4031 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4032 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4033 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4034 ipcp_update_bb_counts, ipcp_update_profiling,
4035 ipcp_update_edges_counts): New functions.
4036 (ipcp_method_cval_init): Remove restriction regarding local methods.
4037 (ipcp_init_stage): Add ipcp_method_compute_scale.
4038 (ipcp_insert_stage): Add versioning.
4039 (ipcp_structures_print): Add ipcp_method_scale_print.
4040 (ipcp_driver): Dump profiling info.
4041 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4042 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4043 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4044 (struct inline_data): Add versioning_p, ipa_info, new fields.
4045 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4046 declare_return_variable): Replace calls to copy_decl_for_inlining with
4048 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4050 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4051 Add argument VERSIONING.
4052 (copy_arguments_for_versioning, copy_static_chain,
4053 function_versionable_p, tree_versionable_function_p,
4054 tree_function_versioning, replace_ref_tree): New functions.
4055 * tree-inline.h: Include varray.h.
4056 (tree_versionable_function_p, tree_function_versioning,
4057 tree copy_decl_for_dup): New declarations.
4059 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4061 * ipa-cp.c: New file. Contains IPCP specific functionality.
4062 * ipa-prop.h: New file. Contains structures/definitions that can be
4063 used by several interprocedural data flow optimizations (and also IPCP).
4064 * ipa-prop.c: New file.
4065 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4066 * common.opt: Add ipa-cp flag.
4067 * timevar.def: Add IPCP optimization.
4068 * tree-optimize.c (init_tree_optimization_passes): Schedule
4070 * tree-pass.h (pass_ipa_cp): Declare.
4072 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4074 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4075 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4076 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4077 config/i386/i386.c, config/mips/mips.h,
4078 config/rs6000/rs6000.h, config/sh/sh.c,
4079 config/stormy16/stormy16.c: Fix comment typos.
4081 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4084 * c-typeck.c (build_binary_op): Use common_type wrapper on
4086 (common_type): Update comment.
4088 2005-07-31 Steven Bosscher <stevenb@suse.de>
4091 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4092 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4093 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4095 2005-07-31 Jan Hubicka <jh@suse.cz>
4097 * pretty-print.h (pp_widest_integer): New macro.
4098 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4101 2005-07-31 Jan Hubicka <jh@suse.cz>
4103 * output.h (enum section_category): Export from varasm.c
4104 (categorize_decl_for_section): Likewise.
4105 * varasm.c (enum section_category): Kill.
4106 (categorize_decl_for_section): Make global.
4107 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4109 * i386.c (ix86_section_threshold): New static variable.
4110 (ix86_in_large_data_p, ix86_encode_section_info,
4111 x86_64_elf_unique_section,
4112 x86_64_elf_select_section): New functions.
4113 (TARGET_ENCODE_SECTION_INFO): Define
4114 (override_options): Enable medium model for PIC.
4115 (ix86_expand_prologue): Expand gen_set_got_rex64.
4116 (legitimate_constant_p): Handle new UNSPECs.
4117 (legitimate_pic_address_disp_p): Likewise.
4118 (legitimize_pic_address): Lower MEDIUM model addressing.
4119 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4120 (enum cmodel): Add MEDIUM_PIC.
4121 (SYMBOL_REF_FAR_ADDR_P): New macro.
4122 (SYMBOL_FLAG_FAR_ADDR): New flag.
4123 * i386.md (movdi): Support medium model.
4124 (set_got_rex64): New pattern.
4125 * i386.opt (mlarge-data-threshold): New flag.
4126 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4127 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4128 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4129 TARGET_ASM_UNIQUE_SECTION): New.
4131 * invoke.texi (-mlarge_data_threshold): Document
4133 2005-07-31 Jan Hubicka <jh@suse.cz>
4135 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4136 (coalesce_vars): Likewise.
4137 * tree-ssa-live.c (coalesce_cost): New.
4138 (build_tree_conflict_graph): Use coalesce_cost.
4139 * tree-ssa-live.h (coalesce_cost): Declare.
4141 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4143 * arm.md (all peepholes for post-increment operations): Delete.
4144 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4145 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4146 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4147 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4148 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4150 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4152 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4155 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4158 * doc/invoke.texi: Document -rdynamic.
4160 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4163 * c-parser.c (c_parser_parms_list_declarator): Call
4164 mark_forward_parm_decls.
4165 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4166 decls with visibility structure.
4168 2005-07-30 Paul Brook <paul@codesourcery.com>
4170 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4172 2005-07-30 Paul Brook <paul@codesourcery.com>
4174 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4176 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4178 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4180 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4183 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4184 nested function declarators.
4185 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4186 (grokparms): Call warn_if_shadowing for parameters used within the
4188 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4189 not used within the parameter list.
4190 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4192 2005-07-30 Jan Hubicka <jh@suse.cz>
4194 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4195 * i386.c (ix86_fixup_binary_operands): Likewise.
4196 (ix86_expand_unary_operator): Likewise.
4197 (ix86_expand_fp_absneg_operator): Likewise.
4198 * optabs.c (expand_vec_cond_expr): Validate dest.
4200 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4203 * real.c (real_from_string): Also set last bit if there is a
4204 nonzero hex digit beyond GCC's internal precision after ".".
4206 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4208 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4209 define_constants. Change duplicate values to unassigned numbers.
4210 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4211 (*altivec_vspltsf): New.
4212 (altivec_vperm_v4sf): Delete.
4213 (altivec_vperm_<mode>): Use mode macro V.
4214 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4215 (altivec_predicate_v4sf): Delete.
4216 (altivec_predicate_<mode>): Use mode macro V.
4217 (*altivec_lvesfx): New.
4218 (*altivec_stvesfx): New.
4219 (vec_realign_load_v4sf): Delete.
4220 (vec_realign_load_<mode>): Use mode macro V.
4221 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4224 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4227 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4229 * configure: Regenerated.
4231 2005-07-29 Paul Brook <paul@codesourcery.com>
4233 * doc/install.texi: Add link to GFortran binaries wiki page.
4235 2005-07-29 David Ung <davidu@mips.com>
4237 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4238 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4239 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4240 * config/mips/mips.md (cpu): Add 5kf name.
4241 (includes): Includes 5k.md.
4242 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4243 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4246 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4249 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4250 (cleanup_tree_cfg): ... here.
4251 Call cleanup_tree_cfg_1 until there are no more cleanups to
4254 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4256 * tree-vrp.c (compare_range_with_value): Return true or false
4257 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4258 EQ_EXPR respectively.
4260 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4262 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4265 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4267 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4268 (tree_ssa_dominator_optimize): Increment it.
4269 (dump_dominator_optimization_stats): Print it.
4271 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4272 Steven Bosscher <stevenb@suse.de>
4274 PR rtl-optimization/23117
4275 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4276 when head == tail. Tidy comment.
4278 2005-07-28 Richard Henderson <rth@redhat.com>
4280 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4281 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4282 * jump.c (rtx_renumbered_equal_p): Likewise.
4283 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4284 CONST_INT and CONST_DOUBLE.
4285 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4286 * reload.c (operands_match_p): Special case CONST_INT and
4287 CONST_DOUBLE; check mode earlier.
4289 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4292 * c-typeck.c (convert_for_assignment): Do not check
4293 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4295 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4298 * c-typeck.c (composite_type): Prefer constant size arrays to
4301 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4304 * real.c (real_from_string): Set last bit if there is a nonzero
4305 hex digit beyond GCC's internal precision.
4307 2005-07-28 Richard Henderson <rth@redhat.com>
4310 * cfgcleanup.c (try_forward_edges): Watch out for end of
4313 2005-07-28 James E Wilson <wilson@specifixinc.com>
4316 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4318 2005-07-28 Jan Hubicka <jh@suse.cz>
4320 * Makefile.in (rtl-profile.o): Kill all traces of it.
4321 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4322 * coverage.h (rtl_coverage_counter_ref): Kill.
4323 * opts.c (flag_speculative_prefetching_set): Kill.
4324 (flag_loop_optimize_set): New.
4325 (common_handle_option): Disable loop optimizer when profiling;
4326 do not handle speculative prefetching.
4327 * passes.c (init_optimization_passes): Replace pass_profiling combo
4328 by branch_prob pass.
4329 * profile.c (compute_value_histograms): Update for simplified value
4331 (rtl_register_profile_hooks): Kill.
4332 (pass_profiling): Kill.
4333 (rest_of_handle_branch_prob): Do not profile.
4334 * toplev.c (process_options): Remove speculative prefetching.
4335 * toplev.h (flag_tree_based_profiling): Kill.
4336 * tree-profile.c (prepare_instrumented_value,
4337 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4338 tree_gen_one_value_profiler, do_tree_profiling): Update for
4339 simplified datastructures.
4340 * value-prof.c: Add comment that speculative prefetching was dropped;
4341 update rest of file for simplified datastructures.
4342 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4343 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4344 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4345 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4346 rtl_mod_subtract, gen_speculative_prefetch,
4347 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4348 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4349 (gate_handle_value_profile_transformations,
4350 rest_of_handle_value_profile_transformations,
4351 pass_value_profile_transformations): Kill.
4352 * value-prof.h (histogram_value_t): Remove IL based unions.
4353 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4354 rtl_profile_hooks): Remove hooks.
4356 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4358 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4359 (cgraph_clone_node): Likewise.
4360 * cgraph.h (cgraph_clone_edge): Update prototype.
4361 (cgraph_clone_node): Likewise.
4362 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4364 (lookup_recursive_calls): Consider profile.
4365 (cgraph_decide_recursive_inlining): Fix updating; use new
4366 probability argument; use profile.
4367 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4368 * tree-inline.c (copy_bb): Update clal of clone_edge.
4369 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4371 * invoke.texi (min-inline-recursive-probability): Document.
4373 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4375 * doc/install.texi (Configuration): Update Valgrind homepage.
4377 2005-07-28 Richard Henderson <rth@redhat.com>
4380 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4381 labels we want to delete.
4382 (cfg_layout_merge_blocks): Likewise.
4384 2005-07-28 Richard Henderson <rth@redhat.com>
4387 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4388 when expanding to nothing.
4390 2005-07-28 Josh Conner <jconner@apple.com>
4392 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4393 (cgraph_decide_inlining_of_small_functions): Likewise.
4395 2005-07-28 Josh Conner <jconner@apple.com>
4397 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4398 direction of badness if negative.
4399 (cgraph_default_inline_p): Add reason to parameters, and assign it
4401 (cgraph_decide_inlining_of_small_functions): New parameter in call
4402 to cgraph_default_inline_p.
4403 (cgraph_decide_inlining_incrementally): Likewise.
4404 * cgraphunit.c (decide_is_function_needed): Likewise.
4405 * cgraph.h (cgraph_default_inline_p): Likewise.
4407 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4409 * builtins.c: Fix comment typo(s).
4410 * genautomata.c: Likewise.
4411 * gimplify.c: Likewise.
4412 * tree-dfa.c: Likewise.
4413 * tree-flow-inline.h: Likewise.
4414 * tree-into-ssa.c: Likewise.
4415 * tree-ssa-alias.c: Likewise.
4416 * tree-ssa-ccp.c: Likewise.
4417 * tree-ssa-copy.c: Likewise.
4418 * tree-ssa-dce.c: Likewise.
4419 * tree-ssa-dom.c: Likewise.
4420 * tree-ssa-operands.c: Likewise.
4421 * tree-tailcall.c: Likewise.
4422 * tree-vectorizer.c: Likewise.
4423 * tree-vrp.c: Likewise.
4426 2005-07-28 Jeff Law <law@redhat.com>
4428 * tree-vrp.c (test_for_singularity): Extracted from ...
4429 (simplify_cond_using_ranges): Attempt to simplify a relational
4430 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4432 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4434 PR tree-optimization/22506
4435 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4436 phis whose argument is constant.
4438 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4440 PR rtl-optimization/18992
4441 Back out this patch:
4442 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4443 PR optimization/12142
4444 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4445 uses of the register in the SET_SRC. Remove unnecessary argument.
4447 Replace it with this:
4448 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4449 if flag_non_call_exceptions is set and the insn may trap, pass
4450 pc_rtx as dest for recursion.
4451 In SET_SRC part of SET case, if dest is already set, pass it down
4454 2005-07-28 Jan Hubicka <jh@suse.cz>
4456 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4457 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4458 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4460 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4461 profile when available.
4463 2005-07-28 Jan Beulich <jbeulich@novell.com>
4465 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4466 (ia64_print_operand): Describe and handle 'X'.
4467 (ia64_register_move_cost): Also handle FP_REGS.
4468 (ia64_preferred_reload_class): Likewise.
4469 (ia64_secondary_reload_class): Likewise.
4470 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4471 it. Also check for ITANIUM_CLASS_FLDP.
4472 * config/ia64/ia64.h (FP_REGNO_P): New.
4473 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4474 (reg_class): Add FP_REGS.
4475 (REG_CLASS_NAMES): Adjust for it.
4476 (REG_CLASS_CONTENTS): Likewise.
4477 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4478 (REG_CLASS_FROM_LETTER): Handle 'x'.
4479 (CLASS_MAX_NREGS): Handle FP_REGS.
4480 (MEMORY_MOVE_COST): Likewise.
4481 * config/ia64/ia64.md (itanium_class): Add fldp.
4482 (type): Handle fldp.
4483 (movti_internal): More allowable operand combinations. Use ldfp8 when
4484 splitting unnecessary. Remove predicable attribute. Adjust
4485 itanium_class attribute.
4486 (smuldi3_highpart): Remove outdated comment.
4487 (mulditi3, umulditi3, rotlti3): New expanders.
4488 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4489 (absti2): Disabled new insn for future reference.
4490 Respective new splitters.
4491 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4492 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4493 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4495 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4497 PR rtl-optimization/23047
4498 * simplify-rtx.c (simplify_const_relational_operation): Respect
4499 flag_wrapv for comparisons with ABS.
4501 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4503 PR tree-optimization/22493
4504 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4505 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4507 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4509 * config/frv/frv.opt (moptimize-membar): New.
4511 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4513 * config/frv/frv.h: Remove machine_function definition.
4515 * config/frv/frv.c (struct frv_io): New.
4516 (struct machine_function): Moved from frv.h. Add has_membar_p.
4517 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4518 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4519 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4520 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4521 (frv_reorg): Call frv_optimize_membar when appropriate.
4522 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4523 (frv_expand_builtin): Adjust calls accordingly.
4524 (frv_io_address_cookie): New function.
4525 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4526 load or store rather than a special insn. Add ccnstant address and
4527 io-type operands to the membar.
4528 (frv_ifcvt_modify_tests): Unsign regno.
4529 (frv_ifcvt_modify_tests): Same.
4531 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4532 UNSPEC_OPTIONAL_MEMBAR constant.
4533 (builtin_read_<mode>): Delete.
4534 (builtin_write_<mode>): Delete.
4535 ("optional_membar_<mode>"): Add operand.
4537 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4538 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4539 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4540 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4541 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4542 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4543 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4544 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4545 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4547 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4549 * df.c (df_uses_record): Handle SCRATCH.
4551 2005-07-28 Steven Bosscher <stevenb@suse.de>
4554 * passes.c (rest_of_decl_compilation): If decl is a type and
4555 we have encountered errors, don't emit debug information.
4557 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4559 * params.def: Fixed comment.
4561 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4564 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4565 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4566 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4568 2005-07-27 Steven Bosscher <stevenb@suse.de>
4571 * varasm.c (assemble_start_function): Don't do anything that may
4572 require a CFG if the current function is a thunk.
4574 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4576 * doc/install.texi (Prerequisites): Mention that perl is needed
4577 to do export control in libstdc++ targetting Darwin.
4579 2005-07-27 Steven Bosscher <stevenb@suse.de>
4581 PR rtl-optimization/17808
4582 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4583 (sched_insns_conditions_mutex_p): Split out from...
4584 (add_dependence): ...here. But don't call it from here.
4585 (add_dependence_list): Check sched_insns_conditions_mutex_p
4586 before calling add_dependence.
4587 (add_dependence_list_and_free): Likewise.
4588 (fixup_sched_groups): Likewise.
4589 (sched_analyze_1): Likewise.
4590 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4591 (sched_analyze): Likewise.
4592 (sched_analyze_insn): Likewise.
4593 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4594 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4595 dependencies on all COND_EXEC insns to jumps ending basic blocks
4596 when doing intrablock scheduling.
4597 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4599 2005-07-27 Jeff Law <law@redhat.com>
4601 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4602 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4603 equivalency sets, correctly handle the case were vr0 has an
4604 equivalency set, but vr1 does not.
4606 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4608 PR tree-optimization/23073
4609 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4610 vect_print_dump_info before fprintf.
4612 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4614 PR tree-optimize/22348
4615 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4616 Fold the partial computation.
4618 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4620 PR tree-optimization/22325
4621 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4623 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4625 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4626 (force_var_cost): ... this function.
4627 (compute_phi_arg_on_exit): Export.
4629 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4631 PR tree-optimization/20773
4632 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4635 2005-07-27 Richard Guenther <rguenther@suse.de>
4637 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4638 Avoid pushing again if current struct contains only
4639 fields we decomposed.
4641 2005-07-27 Jan Hubicka <jh@suse.cz>
4643 PR tree-optimization/22574
4644 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4647 * tree-tailcall.c (decrease_profile): New function.
4648 (eliminate_tail_call): Use it.
4650 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4651 visibility flags correctly in whole program mode.
4653 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4655 PR rtl-optimization/22472
4656 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4658 2005-07-26 Steven Bosscher <stevenb@suse.de>
4660 PR tree-optimization/22504
4661 * tree-complex.c (expand_complex_addition): Use 'code' instead
4662 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4664 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4666 * config.gcc (cpu_type): Add frv case.
4667 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4668 (supported_defaults): Add fr550 case.
4670 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4673 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4674 whether a pointer of type T * may point to objects of type T *.
4676 2005-07-26 DJ Delorie <dj@redhat.com>
4678 * configure: Regenerate.
4680 2005-07-26 Dale Johannesen <dalej@apple.com>
4682 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4684 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4686 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4687 Clarify use of "build" in name.
4689 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4691 * doc/extend.texi (Raw read/write Functions): New section.
4692 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4693 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4694 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4695 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4696 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4697 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4698 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4699 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4700 * config/frv/frv.c: Add bdesc_loads global.
4701 Add bdesc_stores global.
4702 (frv_init_builtins): Add support for __builtin_{read/write}*.
4703 (frv_volatile_memref): New.
4704 (frv_expand_load_builtin): New.
4705 (frv_expand_store_builtin): New.
4706 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4707 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4708 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4709 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4710 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4711 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4712 (builtin_read_<mode>): New.
4713 (builtin_write_<mode>): New.
4714 (builtin_write64): New.
4715 (optional_membar_<mode>): New.
4717 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4719 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4720 (rather than units) against HOST_BITS_PER_WIDE_INT.
4722 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4724 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4725 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4726 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4727 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4730 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4731 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4732 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4734 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4736 2005-07-26 Richard Guenther <rguenther@suse.de>
4738 PR tree-optimization/22486
4739 * fold-const.c (fold_unary): Fold away useless component
4740 references of the form (T *)&T.x, if the address
4743 2005-07-25 James E Wilson <wilson@specifixinc.com>
4745 * dwarf2out.c (add_call_src_coords_attributes): New.
4746 (gen_inlined_subroutine_die): Call it.
4747 (maybe_emit_file, init_file_table): Add comments.
4748 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4750 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4751 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4752 * tree.h (BLOCK_SOURCE_LOCATION): New.
4753 (struct tree_block): New field locus.
4755 2005-07-26 Andreas Schwab <schwab@suse.de>
4757 PR rtl-optimization/23043
4758 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4759 when allocating a struct unoccr.
4761 2005-07-25 Richard Henderson <rth@redhat.com>
4764 * tree-complex.c (gate_no_optimization): True if errors.
4765 * Makefile.in (tree-complex.o): Update dependencies.
4767 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4769 * config/frv/predicates.md (integer_register_operand): Use
4772 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4775 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4777 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4779 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4781 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4782 types when flag_unsafe_math_optimizations is true.
4784 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4786 * gcc.c (option_map): Add --sysroot.
4787 (process_command): Handle --sysroot.
4788 (display_help): Document it.
4789 * doc/cppopts.tex (-isysroot): Document.
4790 * doc/invoke.texi (--sysroot): Document.
4791 * doc/install.texi (--with-build-sysroot): Document.
4793 * Makefile.in (inhibit_libc): New variable.
4794 (INHIBIT_LIBC_CFLAGS): Likewise.
4795 (LIBGCC2_CFLAGS): Include
4796 $(INHIBIT_LIBC_CFLAGS).
4797 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4798 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4799 ($(T)crtend.o): Likewise.
4800 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4801 ($(T)crtendS.o): Likewise.
4802 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4803 ($(T)crtendT.o): Likewise.
4804 (stmp-fixinc): Do not complain about missing headers if
4806 * configure.ac (inhibit_libc): Set it to true/false.
4807 (--with-build-sysroot): New option. Use it to set
4809 * configure: Regenerated.
4811 2005-07-25 Manfred Hollstein <mh@suse.com>
4813 * calls.c (store_one_arg): Fix unsigned comparison warning.
4815 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4818 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4819 (ggc_print_statistics): Initialize variable before use.
4821 2005-07-25 Richard Guenther <rguenther@suse.de>
4823 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4824 calling with a PHI_NODE argument.
4826 * tree-flow-inline.h (overlap_subvar): Protect against
4829 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4831 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4832 * configure: Regenerate.
4834 2005-07-25 Ira Rosen <irar@il.ibm.com>
4836 * expr.c (highest_pow2_factor): Make extern.
4837 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4838 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4839 record_array_differ_p, array_ptr_differ_p): Likewise.
4840 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4841 additional cases. Call the above functions.
4842 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4843 base_object_differ_p when there are two base objects. Otherwise, compare
4844 base address and offset. Call may_alias_p.
4845 (dump_data_reference): Use a correct field name.
4846 (analyze_array): Make static. Initialize new data-ref fields.
4847 (analyze_indirect_ref): New function.
4848 (init_data_ref): Initialize new data-ref fields.
4849 (strip_conversion): Moved from tree-vect-analyze.c.
4850 (analyze_offset_expr, get_ptr_offset, address_analysis,
4851 object_analysis): Likewise.
4852 (analyze_offset): New function.
4853 (create_data_ref): Likewise.
4854 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4855 dimensions for ARRAY_REFs only.
4856 (build_classic_dist_vector): Make static.
4857 (access_functions_are_affine_or_constant_p): Call macro to get the
4858 address of access functions.
4859 (compute_all_dependences): Add new parameter
4860 compute_self_and_read_read_dependences. Compute self and read-read
4861 dependences if it is true.
4862 (find_data_references_in_loop): Call create_data_ref. Initialize new
4864 (compute_data_dependences_for_loop): Add new parameter
4865 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4866 compute nb_loops. Call compute_all_dependences,
4867 build_classic_dist_vector and build_classic_dir_vector with correct
4869 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4870 with correct parameters. Compare dimensions for ARRAY_REFs only.
4871 (free_data_refs): Call macro to free access functions.
4872 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4873 fields from stmt_vinfo.
4874 (struct base_object_info): New structure.
4875 (struct data_reference): Move fields to base_object_info. Add fields
4876 first_location and object_info for above structures. Move fields from
4877 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4878 aligned_to. Add macros to access the new fields.
4879 Update functions declarations.
4880 * tree-flow.h (is_aliased_with): Declare.
4881 * tree-loop-linear.c (linear_transform_loops): Call
4882 compute_data_dependences_for_loop with correct parameters.
4883 * tree-ssa-alias.c (is_aliased_with): New function.
4884 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4885 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4886 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4887 vect_base_addr_differ_p, compute_subscript_distance and
4888 build_classic_dist_vector. Add printings. Check absolute value of
4890 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4892 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4893 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4894 to bytes. Add printing.
4895 (vect_compute_data_refs_alignment): Go through loads and stores in one
4897 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4898 vect_analyze_data_ref_access): Likewise.
4899 (vect_analyze_pointer_ref_access): Remove.
4900 (vect_address_analysis, vect_object_analysis): Likewise.
4901 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4902 and analyze data-refs in the loop.
4903 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4904 fields of data-ref instead of stmt. Add init to the offset from the
4906 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4907 (vect_update_init_of_dr): Likewise.
4908 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4909 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4911 (new_loop_vec_info): Initialize new fields.
4912 (destroy_loop_vec_info): Free new fields.
4913 (vect_strip_conversion): Remove.
4914 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4915 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4916 datarefs. Add new field ddrs.
4917 Add macros for the new fields access.
4918 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4919 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4920 Remove their macros.
4921 * tree.h (highest_pow2_factor): Declare.
4923 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4925 * calls.c (store_one_arg): Check for sibling call MEM arguments
4926 from already clobbered incoming argument area.
4928 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4930 * c-common.c (check_missing_format_attribute): New.
4931 * c-common.h (check_missing_format_attribute): Likewise.
4932 * c-typeck.c (convert_for_assignment): Use it.
4934 2005-07-24 Andreas Schwab <schwab@suse.de>
4936 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4937 register use a word move. Correct operand of ext.w in 68000 code.
4939 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4941 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4942 variables as declarations, rather than definitions.
4944 2005-07-24 Ira Rosen <irar@il.ibm.com>
4946 PR tree-optimization/22526
4947 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4950 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4952 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4953 that C99 reserve for future use. Use it to define clog10,
4954 clog10f and clog10l.
4956 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4958 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4959 * configure.ac: Check for -Wmissing-format-attribute.
4961 * configure: Regenerate.
4963 2005-07-23 Richard Henderson <rth@redhat.com>
4965 PR tree-optimization/22623
4966 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4968 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4971 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4973 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4975 * Makefile.in (C_TREE_H): Update dependencies.
4976 * c-tree.h: Include toplev.h.
4977 * diagnostic.h (diagnostic_set_info): Add format attribute.
4978 * rtl-error.c (diagnostic_for_asm): Likewise.
4980 2005-07-23 Chao-ying Fu <fu@mips.com>
4982 * config/mips/mips-dsp.md: New file.
4983 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4984 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4986 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4987 MIPS_BUILTIN_BPOSGE32.
4988 (mips_expand_builtin_direct): Add one parameter to indicate that
4989 builtin functions need to return a value.
4990 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4992 (mips_regno_to_class): Add classes for 12 new DSP registers.
4993 (mips_subword): Change to check four HI registers.
4994 (mips_output_move): Output move to and from 6 new DSP accumulators.
4995 (override_options): Make sure -mdsp and -mips16 are not used together.
4996 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4998 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5000 (print_operand): Add 'q' for printing DSP accumulators.
5001 (mips_cannot_change_mode_class): Check ACC_REGS.
5002 (mips_secondary_reload_class): Check ACC_REGS.
5003 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5004 (mips_register_move_cost): Check ACC_REGS.
5005 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5006 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5007 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5008 (dsp_bdesc): New array.
5009 (bdesc_arrays): Add DSP builtin function table.
5010 (mips_prepare_builtin_arg): Check predicate again after
5012 (mips_expand_builtin): Add one more parameter to
5013 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5014 MIPS_BUILTIN_BPOSGE32.
5015 (mips_init_builtins): Initialize new function types.
5016 (mips_expand_builtin_direct): Check if builtin functions need to
5017 return a value and pass operands properly.
5018 (mips_expand_builtin_bposge): New function.
5019 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5020 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5021 (FIRST_PSEUDO_REGISTER): Increase to 188.
5022 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5023 Update for 12 new DSP registers.
5024 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5025 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5026 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5027 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5028 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5029 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5030 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5031 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5032 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5033 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5034 (REGISTER_NAMES): Add names for 12 new DSP registers.
5035 * config/mips/mips.md: Include mips-dsp.md.
5036 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5037 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5038 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5039 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5040 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5041 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5042 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5043 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5044 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5045 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5046 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5047 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5048 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5049 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5050 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5051 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5052 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5053 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5054 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5055 (UNSPEC_RDDSP): New constants.
5056 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5057 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5059 * config/mips/mips.opt (-mdsp): New option.
5060 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5061 (reg_imm10_operand): New predicates.
5062 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5063 * doc/invoke.texi (-mdsp): Document new option.
5065 2005-07-22 DJ Delorie <dj@redhat.com>
5067 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5069 * tree-inline.c (inlinable_function_p): Likewise.
5071 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5074 * toplev.c (check_global_declarations): Do not mark undefined
5075 variables as DECL_IGNORED_P.
5076 * varasm.c (first_global_object_name): GTY it.
5077 (weak_global_object_name): Likewise.
5078 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5079 a string to go into {weak,first}_global_object_name.
5081 2005-07-22 DJ Delorie <dj@redhat.com>
5083 * c-format.c (check_function_format): Change warning control
5084 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5086 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5088 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5089 &PTR->FLD a dereference of PTR.
5090 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5091 a potential dereference of PTR.
5093 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5095 PR rtl-optimization/20370
5096 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5097 call allocate_reg_info if necessary.
5099 PR rtl-optimization/21848
5100 * calls.c (emit_library_call_value_1): For const functions, add
5101 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5103 PR rtl-optimization/22445
5104 * cselib.c (target.h): Include.
5105 (rtx_equal_for_cselib_p): Allow commutative matches.
5106 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5107 Remove MODE parameter. Changed all callers.
5109 PR rtl-optimization/22258
5110 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5112 (try_combine): Use likely_spilled_retval_p.
5114 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5116 * config.gcc: Add crx-elf support.
5118 * doc/contrib.texi: Mention crx.
5119 * doc/extend.texi: Document crx extensions.
5120 * doc/install.texi: Document crx install.
5121 * doc/invoke.texi: Document crx options.
5122 * doc/md.texi: Document crx constraints.
5124 * config/crx/crx-protos.h: New file.
5125 * config/crx/crx.c: New file.
5126 * config/crx/crx.h: New file.
5127 * config/crx/crx.md: New file.
5128 * config/crx/crx.opt: New file.
5129 * config/crx/t-crx: New file.
5131 2005-07-22 Manfred Hollstein <mh@suse.com>
5133 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5135 (int_add_graph_edge): Likewise.
5136 (collapse_nodes): Likewise.
5137 (process_unification_queue): Likewise.
5139 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5140 Laurent GUERBY <laurent@guerby.net>
5142 PR tree-optimization/22336
5143 * function.c (record_block_change): Check for
5144 cfun->ib_boundaries_block.
5146 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5148 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5149 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5151 2005-07-21 DJ Delorie <dj@redhat.com>
5153 * toplev.c (warn_deprecated_use): Add warning control to warning
5155 * c-typeck.c (parser_build_binary_op): Likewise.
5156 (c_finish_if_stmt): Likewise.
5157 * c-common.c (check_function_sentinel): Likewise.
5158 (check_nonnull_arg): Likewise.
5160 2005-07-21 Richard Henderson <rth@redhat.com>
5163 * tree-complex.c (complex_ssa_name_components): New.
5164 (cvc_lookup): Allow entry not found.
5165 (create_components): Remove.
5166 (create_one_component_var, get_component_var): New.
5167 (get_component_ssa_name, set_component_ssa_name): New.
5168 (extract_component): Use get_component_ssa_name.
5169 (update_complex_components): Use set_component_ssa_name.
5170 (update_complex_components_on_edge): Likewise.
5171 (update_phi_components): Create new PHI nodes directly, instead
5172 of adding insns to edges.
5173 (tree_lower_complex): Allocate and free complex_variable_components
5174 and complex_ssa_name_components here.
5176 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5178 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5179 revert to returning false.
5181 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5184 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5186 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5189 * config/i386/i386.md (cmpxf): Change operand constraints
5190 to "nonmemory_operand".
5192 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5194 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5196 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5199 * fold-const.c (fold_build1): Add checksum for the operands.
5200 (fold_build2): Likewise.
5201 (fold_build3): Likewise.
5203 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5206 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5208 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5210 * common.opt (-fforward-propagate): Committed by mistake,
5213 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5215 * reg-stack.c: Fix comment typo(s).
5216 * tree-ssa-operands.c: Likewise.
5217 * tree-vectorizer: Likewise.
5219 2005-07-21 Nick Clifton <nickc@redhat.com>
5221 * config/sh/symbian.c: Replace C++ style line comments with C
5222 style line comments.
5223 (symbian_add_attribute): Do not use a ? operator on the LHS of
5225 (sh_symbian_handle_dll_attribute): Change the type of the
5226 method vector to "VEC(tree,gc)*" and use vector accessor
5227 macros to walk over the elements.
5228 (symbian_export_vtable_and_rtti_p): Likewise.
5229 (symbian_class_needs_attribute_p): Likewise.
5231 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5234 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5235 initialize targetm.resolve_overloaded_builtin here.
5236 (altivec_expand_overloaded_builtin): Make it non-static.
5237 * config/rs6000/rs6000-protos.h
5238 (altivec_expand_overloaded_builtin): New prototype.
5239 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5240 targetm.resolve_overloaded_builtin here.
5241 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5243 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5244 Zdenek Dvorak <dvorakz@suse.cz>
5246 PR tree-optimization/19210
5247 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5249 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5250 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5251 rely on unproven assumptions.
5252 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5253 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5254 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5255 to number_of_iterations_exit.
5256 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5257 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5258 * tree-ssa-loop-niter.c (find_loop_niter,
5259 estimate_numbers_of_iterations_loop): Likewise.
5260 (number_of_iterations_exit): Honor the new options.
5261 * doc/invoke.texi (Wunsafe-loop-optimizations,
5262 funsafe-loop-optimizations): Document them.
5264 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5266 PR rtl-optimization/22167
5267 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5269 2005-07-20 Adam Nemet <anemet@lnxw.com>
5271 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5272 __do_global_dtors_aux longcall.
5274 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5276 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5277 (old_special_pred_table): Don't reference
5278 SPECIAL_MODE_PREDICATES.
5279 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5280 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5281 * config/sh/predicates.h: Don't mention
5282 SPECIAL_MODE_PREDICATES.
5283 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5286 2005-07-20 DJ Delorie <dj@redhat.com>
5288 * config.gcc: Add m32c-elf support.
5290 * doc/contrib.texi: Mention m32c.
5291 * doc/extend.texi: Document m32c extensions.
5292 * doc/install.texi: Mention m32c.
5293 * doc/invoke.texi: Document m32c options.
5294 * doc/md.texi: Document m32c constraints.
5296 * config/m32c/addsub.md: New file.
5297 * config/m32c/bitops.md: New file.
5298 * config/m32c/cond.md: New file.
5299 * config/m32c/jump.md: New file.
5300 * config/m32c/m32c-lib1.S: New file.
5301 * config/m32c/m32c-lib2.c: New file.
5302 * config/m32c/m32c-modes.def: New file.
5303 * config/m32c/m32c-pragma.c: New file.
5304 * config/m32c/m32c-protos.h: New file.
5305 * config/m32c/m32c.abi: New file.
5306 * config/m32c/m32c.c: New file.
5307 * config/m32c/m32c.h: New file.
5308 * config/m32c/m32c.md: New file.
5309 * config/m32c/m32c.opt: New file.
5310 * config/m32c/minmax.md: New file.
5311 * config/m32c/mov.md: New file.
5312 * config/m32c/muldiv.md: New file.
5313 * config/m32c/predicates.md: New file.
5314 * config/m32c/prologue.md: New file.
5315 * config/m32c/shift.md: New file.
5316 * config/m32c/t-m32c: New file.
5318 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5320 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5321 (stack_protect_set, stack_protect_test): New expanders.
5322 (stack_protect_set_si, stack_protect_set_si_media,
5323 stack_protect_set_di_media, stack_protect_test_si,
5324 stack_protect_test_si_media, stack_protect_test_di_media):
5327 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5329 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5331 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5333 * tree.h (tree_expr_nonzero_p): Export.
5334 * fold-const.c (tree_expr_nonzero_p): Likewise.
5335 Return true for CALL_EXPRs that are alloca calls.
5336 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5338 * tree-flow.h (expr_computes_nonzero): Remove.
5339 * tree-vrp.c (expr_computes_nonzero): Remove.
5340 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5341 (extract_range_from_unary_expr): Likewise.
5342 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5343 tree_expr_nonzero_p.
5345 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5347 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5348 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5349 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5350 All callers changed.
5351 (frame_related_constant_load): New arg "related" which controls
5352 setting of RTX_FRAME_RELATED_P. All callers changed.
5353 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5354 (bfin_expand_prologue): Add stack limit checking.
5355 * config/bfin/bfin.md (trapifcc): New pattern.
5357 * config/bfin/bfin.c: Include "langhooks.h".
5358 (def_builtin): Go through lang_hooks to call builtin_function.
5360 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5361 * config/bfin/predicates.md (symbol_ref_operand): New.
5362 (call_insn_operand): Delete. All callers changed to use
5363 register_no_elim_operand.
5364 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5366 (function_arg): Use it to generate the call's operand 2.
5367 (bfin_longcall_p): New function.
5368 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5369 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5370 determine if the address needs to be in a REG.
5371 (bfin_handle_longcall_attribute): New function.
5372 (bfin_attribute_table): Add "longcall" and "shortcall".
5373 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5374 (CUMULATIVE_ARGS): New member call_cookie.
5375 (PREDICATE_CODES): Add symbol_ref_operand.
5376 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5377 extra USE to the pattern.
5378 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5379 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5380 sibcall_value_insn; now the new patterns handle direct calls and the
5381 old ones indirect calls.
5382 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5384 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5386 * doc/trouble.texi: Update section on handling of empty loops.
5388 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5390 * config.gcc: Remove support for sparc-*-openbsd*,
5391 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5393 * config.host: Remove support for i860-*-sysv4* as a host.
5394 * config/i860/*, config/ip2k/*, config/ns32k/*,
5395 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5396 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5397 mention obsolete ports.
5399 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5401 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5403 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5404 of frame_pointer_rtx.
5405 (sh_expand_epilogue): Likewise.
5406 (sh_set_return_address): Likewise.
5407 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5408 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5409 offsets from FRAME_POINTER_REGNUM.
5410 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5411 (sh_register_names): Add initializer for sfp.
5412 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5413 (VALID_REGISTER_P): Likewise.
5414 (FIRST_PSEUDO_REGISTER): Update.
5415 (DWARF_FRAME_REGISTERS): Define.
5416 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5417 (HARD_FRAME_POINTER_REGNUM): Define.
5418 (FRAME_POINTER_REGNUM): Redefine.
5419 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5420 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5421 from FRAME_POINTER_REGNUM.
5422 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5423 FRAME_POINTER_REGNUM.
5424 (REG_CLASS_CONTENTS): Add sfp.
5425 (REG_ALLOC_ORDER): Likewise.
5426 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5427 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5428 of frame_pointer_rtx.
5429 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5431 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5433 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5434 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5435 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5437 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5440 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5442 Make CONSTRUCTOR use VEC to store initializers.
5443 * c-common.c (complete_array_type): Update to cope with VEC in
5445 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5446 (pp_c_constructor_elts): New function.
5447 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5448 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5449 struct constructor_stack, struct initializer_stack,
5450 constructor_elements, push_init_level, pop_init_level,
5451 add_pending_init, find_init_member, output_init_element): Update to
5452 cope with VEC in CONSTRUCTOR_ELTS.
5453 * coverage.c (build_fn_info_value, build_ctr_info_value,
5454 build_gcov_info): Likewise.
5455 * expr.c (categorize_ctor_elements_1, store_constructor,
5456 expand_expr_real_1): Likewise.
5457 * fold-const.c (fold_ternary): Likewise.
5458 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5459 gimplify_init_constructor, gimplify_expr): Likewise.
5460 * tree-dump.c (dequeue_and_dump): Likewise.
5461 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5463 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5465 * tree-sra.c (generate_element_init_1): Likewise.
5466 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5467 * tree-ssa-operands.c (get_expr_operands): Likewise.
5468 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5469 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5470 (get_initial_def_for_reduction): Likewise.
5471 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5472 value handle in annotations.
5473 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5474 tree_node_structure): Add support for constr_kind.
5475 (build_vector_from_ctor, build_constructor_single,
5476 build_constructor_from_list): New functions.
5477 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5478 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5479 Update to cope with VEC in CONSTRUCTOR_ELTS.
5480 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5481 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5482 CONSTRUCTOR_APPEND_ELT): New macros.
5483 (struct constructor_elt, struct tree_constructor): New data types.
5484 (union tree_node): Add tree_constructor field.
5485 * treestruct.def: Define TS_CONSTRUCTOR.
5486 * varasm.c (const_hash_1, compare_constant, copy_constant,
5487 compute_reloc_for_constant, output_addressed_constants,
5488 initializer_constant_valid_p, output_constant,
5489 array_size_for_constructor, output_constructor): Update to cope with
5490 VEC in CONSTRUCTOR_ELTS.
5491 * vec.h (VEC_empty, VEC_copy): New macros.
5493 2005-07-19 Devang Patel <dpatel@apple.com>
5495 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5497 2005-07-19 Richard Henderson <rth@redhat.com>
5500 * gimplify.c (gimplify_expr): Use main variant type for the temp
5501 destination for a discarded volatile read.
5502 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5503 casts between non-void types that change volatility.
5505 2005-07-15 DJ Delorie <dj@redhat.com>
5507 * toplev.h: Add comment about the first parameter for warning().
5508 * errors.h: Likewise.
5510 * c.opt (Wpragmas): New.
5511 * doc/invoke.texi: Document it.
5513 * function.c (do_warn_unused_parameter): Add warning control to
5515 * c-decl.c (warn_if_shadowing): Likewise.
5516 * c-lex.c (cb_def_pragma): Likewise.
5517 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5518 (pop_alignment): Likewise.
5519 (handle_pragma_pack): Likewise.
5520 (apply_pragma_weak): Likewise.
5521 (handle_pragma_weak): Likewise.
5522 (handle_pragma_redefine_extname): Likewise.
5523 (add_to_renaming_pragma_list): Likewise.
5524 (handle_pragma_extern_prefix): Likewise.
5525 (maybe_apply_renaming_pragma): Likewise.
5526 (handle_pragma_visibility): Likewise.
5528 * config/c4x/c4x-c.c (BAD): Likewise.
5529 (c4x_parse_pragma): Likewise.
5530 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5531 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5532 (rs6000_pragma_longcall): Likewise.
5533 * config/v850/v850-c.c (pop_data_area): Likewise.
5534 (ghs_pragma_section): Likewise.
5535 (ghs_pragma_section): Likewise.
5536 (ghs_pragma_interrupt): Likewise.
5537 (ghs_pragma_starttda): Likewise.
5538 (ghs_pragma_startsda): Likewise.
5539 (ghs_pragma_startzda): Likewise.
5540 (ghs_pragma_endtda): Likewise.
5541 (ghs_pragma_endsda): Likewise.
5542 (ghs_pragma_endzda): Likewise.
5544 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5545 Kenneth Zadeck <zadeck@naturalbridge.com>
5547 * Makefile.in: Removed tree-promote-statics.c
5548 * tree-promote-statics.c: Removed.
5549 * common.opt: Removed flag-promote-statics.
5551 * passes.c: Removed tree-promote-statics pass.
5552 * tree-pass.h: Ditto.
5553 * timevar.def: Removed TV_PROMOTE_STATICS.
5556 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5558 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5560 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5562 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5565 * c-common.c (check_function_arguments): Call
5566 'check_function_format' if either -Wformat or
5567 -Wmissing-format-attribute are specified.
5568 * c-format.c (check_function_format): Check -Wformat before
5569 calling 'check_format_info'.
5570 * c-opts.c (c_common_post_options): Don't warn for
5571 -Wmissing-format-attribute without -Wformat.
5572 * c-typeck.c (convert_for_assignment): Detect additional cases for
5573 -Wmissing-format-attribute.
5574 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5577 2005-07-19 Richard Guenther <rguenther@suse.de>
5579 * config/i386/i386.md (lrint<mode>2): Use temporary
5580 instead of clobbering non-existent memory.
5582 2005-07-19 Nick Clifton <nickc@redhat.com>
5584 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5585 statement to avoid displaying ASCII control characters.
5587 2005-07-19 Ben Elliston <bje@au.ibm.com>
5589 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5590 * cfganal.c (find_edge_index): Ditto.
5591 * combine.c (combine_instructions): Ditto.
5592 * ddg.c (create_scc): Ditto.
5593 (find_successors): Ditto.
5594 (find_predecessors): Ditto.
5595 (find_nodes_on_paths): Ditto.
5596 (longest_simple_path): Ditto.
5597 * flow.c (update_life_info): Ditto.
5598 (count_or_remove_death_notes): Ditto.
5599 (clear_log_links): Ditto.
5600 * modulo-sched.c (generate_reg_moves): Ditto.
5601 (find_max_asap): Ditto.
5602 (find_max_hv_min_mob): Ditto.
5603 (find_max_dv_min_mob): Ditto.
5604 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5605 * sched-rgn.c (extract_edgelst): Ditto.
5606 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5607 (dump_update_ssa): Ditto.
5608 (ssa_names_to_replace) Ditto.
5609 (switch_virtuals_to_full_rewrite): Ditto.
5610 (update_ssa): Ditto.
5611 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5613 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5615 Fix PR tree-optimization/22483
5617 * tree-complex.c (create_components): Use
5618 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5619 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5620 * tree-flow.h (safe_referenced_var_iterator): New structure.
5621 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5622 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5623 safe_referenced_var iterator.
5624 (add_type_alias): Ditto.
5626 2005-07-19 Steven Bosscher <stevenb@suse.de>
5628 * loop-init.c (rest_of_handle_loop2): Remove.
5629 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5630 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5631 (pass_rtl_loop_init, pass_rtl_loop_done,
5632 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5633 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5634 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5635 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5636 pass_tree_loop_done, and pass_tree_unswitch.
5637 (gate_loop): Rename to gate_tree_loop.
5638 * passes.c (init_optimization_passes): Update for renamed tree
5639 loop passes. Add the new loop2 passes as subpasses of loop2.
5640 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5641 Update for the renamed tree loop passes.
5643 2005-07-18 Ian Lance Taylor <ian@airs.com>
5646 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5647 blocks when optimizing.
5649 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5651 * common.opt (frename-registers): Initialize to 2.
5653 (fgcse-after-reload): Ditto.
5654 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5655 (process_options): Only change flag_web, flag_rename_registers,
5656 and flag_rerun_cse_after_loop if not explicitly set by user.
5658 2005-07-18 Jan Beulich <jbeulich@novell.com>
5660 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5661 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5662 in 64-bit mode the same as DImode in 32-bit mode.
5663 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5664 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5665 mode. Add new mode parameter.
5666 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5667 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5668 x86_64_shift_adj): New expanders.
5669 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5670 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5672 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5673 DImode shift splitters.
5674 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5675 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5678 2005-07-18 Jan Beulich <jbeulich@novell.com>
5680 * i386.md (movdi_extzv_1): New.
5681 (zero_extendhidi2): Combine alternatives and never force use of
5683 (zero_extendqidi2): Likewise. Don't restrict input selection.
5685 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5687 Fix PR tree-optimization/22531
5688 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5691 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5693 * tree-promote-statics.c (pass_promote_statics): Change dump file
5696 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5698 * tree-optimize.c (init_tree_optimization_passes): Add
5699 pass_eliminate_useless_stores pass.
5700 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5701 * tree-ssa-pre.c (is_copy_stmt): New function.
5702 (follow_copies_till_vuse): Ditto.
5703 (do_eustores): Ditto.
5704 (gate_eustores): Ditto.
5706 2005-07-16 Richard Henderson <rth@redhat.com>
5708 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5710 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5711 Kenneth Zadeck <zadeck@naturalbridge.com>
5713 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5714 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5715 ipa-type-escape.h, tree-promote-statics.c
5716 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5717 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5718 tree-promote-statics.c: new files.
5719 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5720 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5721 int nonlocal_set_p, mark_constant_function): Deleted.
5722 (rest_of_handle_cfg): Removed call to mark_constant_function.
5723 (nonoverlapping_component_refs_p): Added calls to support
5724 type based aliasing.
5725 * tree-ssa-alias.c (may_alias_p,
5726 compute_flow_insensitive_aliasing): Ditto.
5727 * calls.c (flags_from_decl_or_type): Removed reference to
5729 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5730 too many arguments. This is necessary for Spec 2000.
5731 * cgraph.h (const_function, pure_function): Removed.
5732 * common.opt: Added "fipa-pure-const", "fipa-reference",
5733 "fipa-type-escape", and "ftree-promote-static".
5735 * passes.c: Added ipa and tree-promote-statics passes.
5736 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5737 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5738 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5739 * tree-flow.h: Added exposed sra calls and addition of
5740 reference_vars_info field for FUNCTION_DECLS.
5741 * tree-pass.h: Added passes.
5742 * tree-sra.c: (sra_init_cache): New function.
5743 (sra_insert_before, sra_insert_after) Made public.
5744 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5746 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5747 aliasing. (may_alias_p): Added code to use type escape analysis to
5749 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5750 code to prune clobbers of static variables based on information
5751 produced in ipa-reference pass. Changed call clobbering so that
5752 statics are not marked as clobbered if the call does not clobber
5755 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5757 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5760 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5762 * doc/install.texi (*-*-solaris2*): Document recommended version
5763 of GNU binutils and mention GNU linker problem on Solaris 10.
5765 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5768 * c-decl.c (c_build_bitfield_integer_type): New function.
5769 (finish_struct): Call it.
5770 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5772 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5774 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5777 2005-07-16 Jan Hubicka <jh@suse.cz>
5779 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5780 (scale_bbs_frequencies_int): Watch roundoff errors.
5781 * predict.c (return_prediction): Initialize return_stmt.
5783 2005-07-16 Jan Hubicka <jh@suse.cz>
5785 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5786 after RTL profiling.
5788 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5791 * fold-const.c (build_range_check): Convert high/low to etype
5792 if we are only comparing against exp.
5794 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5796 Fix PR tree-optimization/22376
5797 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5799 (need_to_solve): New function.
5800 (compute_points_to_sets): Use it.
5802 2005-07-15 Jan Hubicka <jh@suse.cz>
5804 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5805 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5807 2005-07-15 Richard Guenther <rguenther@suse.de>
5809 * c-common.c (handle_flatten_attribute): New function.
5810 Add flatten function attribute.
5811 * doc/extend.texi: Document flatten function attribute.
5812 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5813 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5815 (cgraph_decide_inlining): Handle functions with flatten
5818 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5820 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5821 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5822 UNSPEC_XCHG, UNSPEC_AND): New.
5823 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5824 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5825 * config/rs6000/sync.md (FETCHOP): New code macro.
5826 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5828 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5829 (sync_compare_and_swap<mode>): Same.
5830 (sync_lock_test_and_set<mode>): Same.
5831 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5832 for QImode and HImode, and not PPC405.
5833 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5834 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5835 (sync_<fetchop>{si,di}_internal): New.
5836 (sync_nand{si,di}_internal): New.
5837 (sync_old_<fetchop>{si,di}_internal): New.
5838 (sync_old_nand{si,di}_internal): New
5839 (sync_new_<fetchop>{si,di}_internal): New.
5840 (sync_new_nand{si,di}_internal): New.
5841 (atomic_and{si,di}): New.
5842 (sync_new_nand{si,di}_internal): New.
5843 (atomic_and{si,di}): New.
5844 (sync_add<mode>_internal): Delete.
5845 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5846 (sync_sub<mode>_internal): Delte.
5847 (sync_subshort_internal): New.
5848 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5849 (sync_anddi_internal): Delete.
5850 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5851 (sync_booldi_internal): Delete.
5852 (sync_boolc<mode>_internal): Delete.
5853 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5854 (sync_boolc<mode>_internal2): Delete.
5855 (sync_boolcc<mode>_internal): Delete.
5856 (isync, lwsync): Use unspec instead of unspec_volatile.
5857 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5858 Revert UNSPEC_VOLATILE.
5859 (rs6000_split_atomic_op): New.
5860 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5862 2005-07-14 Eric Christopher <echristo@redhat.com>
5864 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5865 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5867 2005-07-14 Eric Christopher <echristo@redhat.com>
5869 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5871 2005-07-14 Steven Bosscher <stevenb@suse.de>
5873 PR tree-optimization/22230
5874 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5875 the computation of the four cross productions for "range op range".
5877 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5878 Ulrich Weigand <uweigand@de.ibm.com>
5881 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5884 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5886 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5888 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5890 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5892 2005-07-14 Richard Guenther <rguenther@suse.de>
5895 * config/i386/i386-protos.h (ix86_function_value): Change
5896 prototype to match new target hook.
5897 * config/i386/i386.c (ix86_value_regno): Change prototype
5898 to take extra type argument.
5899 (TARGET_FUNCTION_VALUE): Define.
5900 (ix86_function_ok_for_sibcall): Pass extra argument to
5901 ix86_value_regno, check return slot rtx for exact match.
5902 (ix86_function_value): Take extra parameter. Dispatch to
5903 ix86_value_regno with fndecl/fntype as provided.
5904 (ix86_value_regno): Handle extra type argument.
5905 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5907 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5908 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5909 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5910 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5911 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5913 2005-07-14 Richard Guenther <rguenther@suse.de>
5915 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5916 * calls.c (expand_call): Pass fntype to hard_function_value.
5917 (emit_library_call_value_1): Likewise.
5918 * explow.c: Include target.h.
5919 (hard_function_value): Take extra argument, the fntype.
5920 Use new target hook for function_value.
5921 * expr.h (hard_function_value): Change prototype.
5922 * function.c (aggregate_value_p): Pass 0 as fntype to
5923 hard_function_value.
5924 (assign_parms): Use new target hook for function_value.
5925 Pass 0 as fntype to hard_function_value.
5926 (expand_function_end): Likewise.
5927 * reg-stack.c: Include target.h.
5928 (stack_result): Use new target hook for function_value.
5929 * target-def.h: New target hook function_value.
5930 * target.h: Likewise.
5931 * targhooks.c (default_function_value): New function.
5932 * targhooks.h (default_function_value): Declare.
5934 2005-07-13 Ian Lance Taylor <ian@airs.com>
5936 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5938 2005-07-14 Jan Hubicka <jh@suse.cz>
5940 * tree-dfa.c (dump_variable): Use default_def function.
5941 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5942 * tree-ssa.c (verify_use): Likewise.
5943 * tree-ssanames.c (release_ssa_name): Likewise.
5944 * tree-tailcall.c (eliminate_tail_call): Likewise.
5945 (tree_optimize_tail_calls_1): Likewise.
5946 * tree-vrp.c (get_value_range): Likewise.
5948 2005-07-14 Ben Elliston <bje@au.ibm.com>
5950 * gcc.c (main): Compare language[0] with '*' when iterating over
5953 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5955 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5956 "s390_emit_compare". Add handling of CCZ1mode.
5957 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5958 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5960 (s390_branch_condition_mask): Add CCZ1mode handling.
5961 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5962 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5963 Use CCZ1mode instead of CCZmode.
5964 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5966 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5968 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5970 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5972 2005-07-13 Eric Christopher <echristo@redhat.com>
5974 * config/mips/mips.c (mips_canonicalize_comparison): New.
5975 (mips_emit_int_relational): Use.
5977 2005-07-13 Eric Christopher <echristo@redhat.com>
5979 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5981 * config/s390/s390.md: Include tpf.md. Move tpf specific
5983 * config/s390/tpf.md: To here.
5984 * config/s390/s390.opt: Move tpf specific options...
5985 * config/s390/tpf.opt: to here. Add mmain option.
5986 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5987 * config/s390/tpf.h: Rewrite.
5989 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5991 * doc/tm.texi: Remove @xref{Cross-profiling}.
5993 2005-07-13 Jeff Law <law@redhat.com>
5995 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5996 expressions, test their _DECL operands for pointer equality rather
5997 than using operand_equal_p.
5999 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6001 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6002 (TARGET_POSIX_IO): This.
6003 * config/darwin.h: Likewise.
6004 * config/freebsd.h: Likewise.
6005 * config/linux.h: Likewise.
6006 * config/lynx.h: Likewise.
6007 * config/netbsd.h: Likewise.
6008 * config/rs6000/linux64.h: Likewise.
6009 * config/rs6000/linux.h: Likewise.
6010 * config/s390/tpf.h: Likewise.
6011 * config/sh/embed-elf.h: Likewise.
6012 * config/sparc/linux64.h: Likewise.
6013 * config/sparc/linux.h: Likewise.
6014 * config/svr4.h: Likewise.
6015 * gcov-io.h: Likewise.
6017 * doc/tm.texi: Updated.
6019 * libgcov.c (create_file_directory): Defined only if
6020 TARGET_POSIX_IO is defined.
6021 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6024 2005-07-13 Jan Hubicka <jh@suse.cz>
6026 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6028 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6030 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6031 structure as argument.
6033 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6035 PR tree-optimization/21921
6036 * tree-iterator.c (tsi_link_before): Support the case when
6037 tsi_end_p (tsi) == true.
6039 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6041 PR tree-optimization/22442
6042 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6045 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6047 PR rtl-optimization/20376
6048 * toplev.c (process_options): Enable -fweb and -frename-registers when
6050 * doc/invoke.texi: Update the information about when -fweb and
6051 -frename-registers are enabled.
6053 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6056 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6057 if *rhs_p is not a SSA_NAME.
6059 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6061 Fix PR tree-optimization/22422
6062 * tree-ssa-structalias.c (struct variable_info): Add flag for
6064 (get_varinfo): Now a static function.
6065 (new_varinfo): init has_union and is_special_var to false.
6066 (solution_set_add): Check has_union.
6067 (do_da_constraint): Move temporary variable so it gets reset
6069 Also check for special variable.
6070 (do_ds_constraint): Ditto.
6071 (do_sd_constraint): Ditto.
6072 (do_structure_copy): Check for special variable.
6073 (find_func_aliases): Ditto.
6074 (init_base_vars): Set special vars properly.
6076 2005-07-13 Jan Hubicka <jh@suse.cz>
6078 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6081 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6082 (get_expr_operands): Fix thinko wrt flags and subvars.
6084 PR tree-optimize/22379
6085 * tree-inline.c (expand_call_inline): Do not output sorry in early
6088 2005-07-12 Dale Johannesen <dalej@apple.com>
6090 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6092 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6095 * host-linux.h: Include limits.h.
6097 2005-07-12 Dale Johannesen <dalej@apple.com>
6099 * expr.c (compress_float_constant): Add cost check.
6100 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6102 2005-07-12 Dale Johannesen <dalej@apple.com>
6104 * gcc.target/i386/compress-float-sse.c: New.
6105 * gcc.target/i386/compress-float-sse-pic.c: New.
6106 * gcc.target/i386/compress-float-387.c: New.
6107 * gcc.target/i386/compress-float-387-pic.c: New.
6108 * gcc.dg/compress-float-ppc.c: New.
6109 * gcc.dg/compress-float-ppc-pic.c: New.
6111 2005-07-12 Eric Christopher <echristo@redhat.com>
6113 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6115 * config/s390/s390.md: Include tpf.md. Move tpf specific
6117 * config/s390/tpf.md: To here.
6118 * config/s390/s390.opt: Move tpf specific options...
6119 * config/s390/tpf.opt: to here. Add mmain option.
6120 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6121 * config/s390/tpf.h: Rewrite.
6123 2005-07-12 Eric Christopher <echristo@redhat.com>
6125 * gcc.c (struct infile): Update comment for language.
6126 (main): Rewrite input file resetting code.
6128 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6131 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6132 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6133 (lookup_avail_expr): Use constant_boolean_node instead
6134 of boolean_false_node/boolean_true_node.
6136 2005-07-12 Ben Elliston <bje@au.ibm.com>
6138 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6139 and use it when printing num_edges.
6141 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6143 * doc/extend.texi (Blackfin Built-in Functions): New section.
6144 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6147 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6149 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6150 s/cmpstrsi/cmpstrnsi
6151 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6153 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6154 (init_optabs): Initialize cmpstrn_optab.
6155 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6156 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6157 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6158 * config/i386/i386.md: s/cmpstr/cmpstrn
6159 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6160 * doc/md.texi: Update documentation.
6162 2005-07-11 Richard Henderson <rth@redhat.com>
6164 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6165 build_va_arg_indirect_ref.
6166 (alpha_gimplify_va_arg): Likewise.
6167 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6168 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6169 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6170 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6171 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6172 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6174 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6176 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6178 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6179 * passes.c (init_optimization_passes): Add pass_empty_loop.
6180 * tree-pass.h (pass_empty_loop): Declare.
6181 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6182 try_remove_empty_loop, remove_empty_loops): New functions.
6183 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6184 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6186 2005-07-12 Peter Barada <peter@the-baradas.com>
6190 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6191 in address registers.
6192 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6193 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6194 alternative of addsi3_5200.
6196 2005-07-11 Ian Lance Taylor <ian@airs.com>
6198 * config/mips/mips.md (ffs<mode>2): Remove.
6200 2005-07-11 Ian Lance Taylor <ian@airs.com>
6202 * doc/tree-ssa.texi (Cleanups): Improve description of
6204 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6206 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6208 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6209 * tree.h (DECL_ARGUMENT_FLD): New macro.
6211 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6213 Fix PR tree-optimization/22404
6215 * tree-ssa-structalias.c (create_variable_info_for): Use
6218 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6220 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6221 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6222 for second comparison operand.
6223 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6225 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6226 (define_insn_reservation "alu"): Likewise.
6227 (csync, ssync): Now of type sync.
6228 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6229 -mcsync-anomaly -mspecld-anomaly.
6230 * config/bfin/bfin.opt (mcsync): Remove.
6231 (mcsync-anomaly, mspecld-anomaly): Add.
6232 * config/bfin/bfin.c: Include "insn-codes.h".
6233 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6234 (TARGET_DEFAULT_TARGET_FLAGS): New.
6235 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6237 2005-07-11 Steven Bosscher <stevenb@suse.de>
6239 * basic-block.h: Give the BB flags enum a name, bb_flags.
6240 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6241 * cfgcleanup.c (enum bb_flags): Remove here.
6242 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6243 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6244 (update_forwarder_flag): Likewise.
6245 (thread_jump): Likewise.
6246 (try_forward_edges): Likewise.
6247 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6248 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6249 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6251 2005-07-11 Richard Guenther <rguenther@suse.de>
6253 * config/i386/i386.opt: New target option -msseregparm.
6254 * config/i386/i386.c (override_options): Error out for
6255 -msseregparm but no SSE support.
6256 (ix86_function_sseregparm): Check for global sseregparm.
6257 * doc/invoke.texi: Document -msseregparm.
6259 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6261 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6262 (m32rle-*-linux*): Ditto.
6264 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6266 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6267 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6270 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6274 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6275 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6277 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6279 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6280 (varmap): Heapify varmap.
6281 (constraints): Heapify constraints.
6282 (struct constraint_graph): Heapify succs and preds.
6283 (constraint_vec_find): Update for heapification.
6284 (constraint_set_union): Ditto.
6285 (insert_into_complex): Ditto.
6286 (constraint_edge_vec_find): Ditto.
6287 (erase_graph_self_edge): Ditto.
6288 (add_graph_edge): Ditto.
6289 (get_graph_weights): Ditto.
6290 (merge_graph_nodes): Ditto.
6291 (build_constraint_graph): Ditto.
6292 (topo_visit): Ditto.
6293 (solve_graph): Ditto.
6294 (create_variable_info_for): Ditto.
6295 (init_base_vars): Ditto.
6296 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6297 (condese_varmap_nodes): Free complex vector.
6298 (clear_edges_for_node): Clear succs and preds vector.
6300 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6302 * tree-ssa-structalias.c (update_alias_info): Change counting of
6303 references to not include vdefs.
6305 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6307 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6310 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6312 * pa.c (pa_commutative_p): Make PLUS commutative when
6313 TARGET_NO_SPACE_REGS is true.
6315 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6317 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6318 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6319 * tree-dfa.c (dump_subvars_for): New.
6320 (debug_subvars_for): New.
6321 (dump_variable): Show subvariables if VAR has them.
6322 * tree-flow-inline.h (get_subvar_at): New.
6323 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6324 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6326 (struct subvar): Change fields offset and size to unsigned
6328 (dump_subvars_for): Declare.
6329 (debug_subvars_for): Declare.
6330 (get_subvar_at): Declare.
6331 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6332 to unsigned HOST_WIDE_INT *.
6333 (overlap_subvar): Likewise.
6334 * tree-gimple.c (is_gimple_reg): Always return false for
6335 SFTs and memory tags.
6336 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6338 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6339 (compute_may_aliases): Call compute_points_to_sets.
6340 (collect_points_to_info_for): Remove.
6341 (compute_points_to_and_addr_escape): Remove.
6342 (delete_alias_info): Call delete_points_to_sets.
6343 (compute_flow_sensitive_aliasing): If the call to
6344 find_what_p_points_to returns false, call set_pt_anything.
6345 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6346 (set_pt_anything): Clear pi->pt_vars.
6347 (set_pt_malloc): Remove.
6348 (merge_pointed_to_info): Remove.
6349 (add_pointed_to_expr): Remove.
6350 (add_pointed_to_var): Remove.
6351 (collect_points_to_info_r): Remove.
6352 (is_escape_site): Make extern.
6354 (create_overlap_variables_for): Call it.
6355 * tree-ssa-copy.c (merge_alias_info): Never merge
6356 flow-sensitive alias information.
6357 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6358 offset and size to be unsigned HOST_WIDE_INT.
6359 (add_to_addressable_set): Rename from note_addressable.
6360 Set TREE_ADDRESSABLE as the variables are added to the set.
6362 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6363 operands into VUSEs when adding V_MAY_DEFs for members in an
6365 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6366 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6367 (struct variable_info): Add bitfield is_heap_var.
6368 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6369 (new_var_info): Initialize is_heap_var.
6370 (get_constraint_for): Add HEAP variables to the symbol table.
6371 Mark them with is_heap_var.
6372 (update_alias_info): New. Taken mostly from the old
6373 compute_points_to_and_addr_escape.
6374 (handle_ptr_arith): New.
6375 (find_func_aliases): Call update_alias_info.
6376 Call handle_ptr_info for tcc_binary expressions.
6377 Call mark_stmt_modified.
6378 (create_variable_info_for): If DECL has subvars, do not create
6379 variables for its subvars. Always add all the fields.
6380 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6381 SFTs, then add all the SFTs of the structure.
6382 If VI->DECL is an aggregate with subvariables, add the SFT at
6384 (find_what_p_points_to): If VI is an artificial variable,
6385 translate to bitfields in SSA_NAME_PTR_INFO.
6386 If the solution is empty, set pi->pt_vars to NULL
6387 (init_base_vars): Create ANYOFFSET.
6388 (compute_points_to_sets): Rename from create_alias_vars.
6390 (pass_build_pta): Remove.
6391 (delete_points_to_sets): Rename from delete_alias_vars.
6392 (pass_del_pta): Remove.
6393 * tree-ssa-structalias.h (struct alias_info): Move from
6395 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6396 NUM_REFERENCES_SET): Likewise.
6397 (compute_points_to_sets, delete_points_to_sets): Declare.
6399 2005-07-09 Richard Henderson <rth@redhat.com>
6401 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6402 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6403 alpha_split_lock_test_and_set_12): New functions.
6404 * config/alpha/alpha-protos.h: Update.
6405 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6406 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6407 * config/alpha/sync.md (I12MODE): New.
6408 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6409 (sync_<fetchop_name><I48MODE>): Likewise.
6410 (sync_nand<I48MODE>): Likewise.
6411 (sync_old_<fetchop_name><I48MODE>): Likewise.
6412 (sync_new_<fetchop_name><I48MODE>): Likewise.
6413 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6414 (sync_compare_and_swap<I48MODE>): Likewise.
6415 (sync_lock_test_and_set<I48MODE>): Likewise.
6416 (sync_compare_and_swap<I12MODE>): New.
6417 (sync_compare_and_swap<I12MODE>_1): New.
6418 (sync_lock_test_and_set<I12MODE>): New.
6419 (sync_lock_test_and_set<I12MODE>_1): New.
6421 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6425 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6427 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6429 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6430 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6432 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6435 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6437 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6439 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6440 memory_operand constraint.
6441 (store_conditional_<mode>): Same.
6442 (sync_compare_and_swap<mode>): Same.
6443 (sync_lock_test_and_set<mode>): Same.
6445 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6447 Rewrite PIC support to more closely model actual instructions.
6448 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6449 (cris_symbol): Remove prototypes for removed functions.
6450 (cris_pic_symbol_type_of, cris_valid_pic_const)
6451 (cris_expand_pic_call_address): Prototypes for new functions.
6452 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6454 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6456 <case ':'>: Add case for new punctuation character.
6457 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6458 emitting (extra) PIC modifier.
6459 <case UNSPEC>: Do not assert for PLT.
6460 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6461 (cris_expand_prologue, cris_expand_epilogue): Check
6462 for pic_offset_table_rtx usage instead of taking
6463 current_function_uses_pic_offset_table as the final word.
6464 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6465 Remove flag_pic difference.
6466 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6467 the moral equivalents of...
6468 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6470 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6471 (cris_handle_option): Mark ARG as unused.
6472 (cris_expand_pic_call_address): New worker function for "call",
6474 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6475 output PIC constructs here.
6476 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6477 as symbol-specific modifers, not whole or part of operands.
6478 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6479 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6480 constants and flag_pic.
6481 (CONSTANT_INDEX_P): Adjust for new functions.
6482 (enum cris_pic_symbol_type): New helper type.
6483 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6484 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6485 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6487 ("movsi"): Emit actual instructions for GOT and relative access.
6488 ("*movsi_got_load"): New pattern to set up the register holding
6490 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6491 Adjust FIXME for 'S'.
6492 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6493 Use "movs" for -fpic cases.
6494 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6495 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6496 ("call", "call_value"): Just call cris_expand_pic_call_address for
6498 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6499 Remove special pattern.
6500 ("*expanded_call_side", "*expanded_call_value_side"): New
6502 (gotplt-to-plt, gotplt-to-plt-side-call)
6503 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6505 * config/cris/cris/predicates.md
6506 ("cris_general_operand_or_gotless_symbol"): Remove unused
6508 ("cris_general_operand_or_symbol"): Adjust for new functions.
6510 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6512 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6514 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6516 * Makefile.in (TREE_H): Add treestruct.def.
6517 (c-decl.o): Add pointer-set.h
6518 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6519 visibility on regular DECL's.
6520 (merge_decls): Fix the copying of decl nodes of various types for
6521 the new structures. Don't update RTL, section name, weak status,
6522 etc, on DECL's without RTL.
6523 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6524 Don't check volatile on non-variable types.
6525 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6526 to check whether we have seen arguments.
6527 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6528 flag is checked before field (flag is common, field is not).
6529 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6530 TS_DECL_COMMON could have an origin.
6531 (add_location_or_const_value_attribute): Don't check section name
6532 on non-var/function decls.
6533 (dwarf2out_var_location): Reverse order of tests.
6534 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6535 with DECL_WRTL_CHECK.
6536 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6537 * fold-const.c (fold_binary): Don't check weakness on
6538 non-var/function decls.
6539 (tree_expr_nonzero_p): Ditto.
6540 (fold_checksum_tree): Use tree_decl_extra as sizeof
6542 * ggc-page.c (extra_order_size_table): Add sizes for
6543 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6545 * gimplify.c (gimplify_bind_expr): Only set
6546 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6547 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6549 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6550 * langhooks.h (init_ts). New langhook.
6551 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6552 * print-tree.c (print_node): Update to only print fields that
6553 exist in the structures the passed decl has.
6554 * toplev.c (wrapup_global_declarations): Don't reset
6555 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6556 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6557 * tree-inline.c (remap_decl): Ditto.
6558 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6559 * tree-pretty-print.c (print_declaration): Don't print
6560 DECL_REGISTER on things that don't contain it.
6561 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6562 non-var/function decls.
6563 * tree.c (tree_contains_struct): New structure.
6564 (init_priority_for_decl): New hashtable.
6565 (tree_int_map): New structure.
6566 (tree_int_map_eq): New function.
6567 (tree_int_map_marked_p): Ditto.
6568 (tree_int_map_hash): Ditto.
6569 (tree_map): Move to tree.h.
6570 (tree_map_eq): Externalize.
6571 (tree_map_hash): Ditto.
6572 (tree_map_marked_p): Ditto.
6573 (init_ttree): Set up tree_contains_struct and call langhook.
6574 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6575 (tree_code_size): Update for new structures.
6576 (tree_node_structure): Update for new structures.
6577 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6579 (copy_node_stat): Copy init priority.
6580 (build_decl_stat): Ditto for visibility.
6581 (ts_enum_names): New.
6582 (tree_contains_struct_check_failed): New function.
6583 (decl_init_priority_lookup): Ditto.
6584 (decl_init_priority_insert): Ditto.
6585 * treestruct.def: New file.
6586 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6587 (CONTAINS_STRUCT_CHECK): Ditto.
6588 (tree_contains_struct_check_failed): New prototype.
6589 (DECL_CHECK): Removed.
6590 (DECL_MINIMAL_CHECK): New.
6591 (DECL_COMMON_CHECK): Ditto.
6592 (DECL_WRTL_CHECK): Ditto.
6593 (DECL_NON_COMMON_CHECK): Ditto.
6594 (DECL_WITH_VIS_CHECK): Ditto.
6595 (VAR_OR_FUNCTION_DECL_P): Ditto
6596 (struct tree_decl_minimal): New structure.
6597 (struct tree_decl_common): Ditto.
6598 (struct tree_decl_with_rtl): Ditto.
6599 (struct tree_decl_with_vis): Ditto.
6600 (struct tree_decl_non_common): Ditto.
6601 (struct tree_field_decl): Ditto.
6602 (struct tree_parm_decl): Ditto.
6603 (struct tree_var_decl): Ditto.
6604 (struct tree_function_decl): Ditto.
6605 (struct tree_const_decl): Ditto.
6606 (struct tree_result_decl): Ditto.
6607 (union tree_node): Add new structures.
6608 * var-tracking.c (track_expr_p): Reverse order of tests.
6610 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6612 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6614 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6615 * system.h: Poison FINALIZE_PIC.
6616 * doc/tm.texi (FINALIZE_PIC): Remove.
6618 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6621 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6622 to the correct type if we have a MODIFY_EXPR.
6624 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6626 PR tree-optimization/22360
6627 * tree.c (upper_bound_in_type): Fix calculations for casting
6628 to a non-wider signed type and casting a signed value to a
6629 wider unsigned type.
6630 (lower_bound_in_type): Fix calculations for casting to a
6631 non-wider signed type.
6633 PR tree-optimization/20139
6634 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6636 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6637 fold_cond_expr_cond.
6638 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6639 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6641 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6644 * tree-complex.c (expand_complex_libcall): Produce
6645 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6647 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6649 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6650 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6651 b" assert and inserted fastpath code for this case.
6652 (bitmap_ior): Removed "a != b" assert.
6654 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6656 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6657 (ENDFILE_SPEC): Likewise.
6658 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6660 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6661 a large stack frame at epilogue.
6663 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6665 * final.c: Include sdbout.h when required.
6667 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6669 * config.gcc (*-*-darwin*): Only one target-specific header file
6671 (powerpc-*-darwin*): Add version-specific header files.
6672 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6673 * config.in: Regenerate.
6674 * configure: Regenerate.
6675 * gcc.c: Include xregex.h.
6676 (version_compare_spec_function): New.
6677 (spec_function): Add version-compare.
6678 (replace_outfile_spec_function): Reformat comment.
6679 (compare_version_strings): New.
6680 * config/darwin-c.c (version_as_macro): New.
6681 (builtin_define): New.
6682 (darwin_cpp_builtins): New.
6683 * config/darwin-protos.h (darwin_cpp_builtins): New.
6684 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6685 (LIB_SPEC): Make unconditional, update comment.
6686 (TARGET_C99_FUNCTIONS): Define.
6687 * config/darwin.opt: Sort.
6688 (mmacosx-version-min=): New.
6689 * config/darwin7.h: Delete.
6690 * config/darwin8.h: Delete.
6691 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6692 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6693 (TARGET_C99_FUNCTIONS): Define.
6694 * config/rs6000/darwin7.h: New.
6695 * config/rs6000/darwin8.h: New.
6696 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6697 (-mmacosx-version-min): Document.
6699 2005-07-07 Ian Lance Taylor <ian@airs.com>
6701 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6703 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6706 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6708 2005-07-07 Khem Raj <kraj@mvista.com>
6710 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6711 in bytes, not words.
6713 2005-07-07 Paul Brook <paul@codesourcery.com>
6715 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6716 DEFAULT_FUNCTION_ARG_PADDING to upward.
6718 2005-07-07 Richard Henderson <rth@redhat.com>
6720 * function.c (locate_and_pad_parm): Record parameter alignment in
6721 stack_alignment_needed.
6723 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6725 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6726 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6727 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6728 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6729 (define_attr "type"): Add isync, sync, load_l, store_c.
6730 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6731 Create scratch volatile MEM.
6732 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6734 (load_locked_<mode>): New.
6735 (store_conditional_<mode>): New.
6736 (sync_compare_and_swap<mode>): Replace with splitter.
6737 (sync_lock_test_and_set<mode>): Replace with splitter.
6738 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6740 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6741 is ics. Attribute isync.
6742 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6744 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6745 and UNSPECV_SYNC_OP.
6746 (emit_unlikely_jump): New.
6747 (emit_load_locked): New.
6748 (emit_store_conditional): New.
6749 (rs6000_split_compare_and_swap): New.
6750 (rs6000_split_lock_test_and_set): New.
6751 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6752 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6753 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6754 rs6000_split_lock_test_and_set): Declare.
6755 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6756 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6757 store_c, isync, sync.
6759 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6761 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6762 filenames to gtyp-gen.h.
6763 (s-typ-gen): Use it in place of for loops.
6765 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6767 * hooks.c (hook_bool_rtx_int_false): New function.
6768 * hooks.h (hook_bool_rtx_int_false): Declare.
6769 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6770 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6771 * target.h (struct gcc_target): Add commutative_p member.
6772 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6773 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6774 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6775 (pa_commutative_p): New function.
6776 * jump.c (target.h): Include.
6777 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6778 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6780 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6782 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6783 (s390_expand_setmem): New.
6784 * config/s390/s390.c: Likewise.
6785 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6787 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6788 general_operand. Call new function "s390_expand_setmem".
6789 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6790 ("setmem_long", "*setmem_long"): ... this.
6792 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6794 * config/s390/s390.c: (optimization_options): Enable
6795 TARGET_MVCLE at -Os.
6796 * doc/invoke.texi: Document changes in default behaviour.
6797 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6799 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6801 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6802 defined by back-end.
6804 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6806 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6807 all sets in the pattern.
6808 * config/rs6000/rs6000.md (stack_protect_testsi,
6809 stack_protect_testdi): Likewise.
6811 2005-07-06 Jeff Law <law@redhat.com>
6813 * tree-vrp.c (simplify_using_ranges): Kill.
6814 (vrp_finalize): Remove call to simplify_using_ranges.
6815 (simplify_stmt_using_ranges): New function extracted from
6816 simplify_using_ranges.
6817 (simplify_div_or_mod_using_ranges): Likewise.
6818 (simplify_abs_using_ranges): Likewise.
6819 (simplify_cond_using_ranges): New function.
6820 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6821 * tree-ssa-propagate.c (substitute_and_fold): Call
6822 simplify_stmt_using_ranges if we have range information.
6824 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6826 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6827 ia64_flag_schedule_isns2.
6829 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6830 reading/writing general registers.
6831 (ia64_function_arg): Revert 2005-06-18 change.
6833 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6835 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6836 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6838 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6840 * function.c (expand_function_end): Revert part of 2005-06-27
6841 patch. Do sjlj_emit_function_exit_after after return_label.
6843 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6845 * doc/install.texi (--disable-libssp): New.
6847 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6849 * doc/invoke.texi: Update -fforce-mem documentation.
6850 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6851 code for -fforce-mem.
6852 * expmed.c: (store_bit_field,store_fixed_bit_field,
6853 extract_bit_field): Ditto.
6854 * expr.c: (convert_move): Ditto.
6855 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6856 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6857 emit_conditional_add,expand_float,expand_fix): Ditto.
6858 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6859 (common_handle_option): Issue warning when -fforce-mem specified.
6861 2005-07-06 Paul Brook <paul@codesourcery.com>
6863 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6865 * configure: Regenerate.
6867 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6869 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6871 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6873 Fix PR tree-optimization/22319
6874 Fix PR tree-optimization/22140
6875 Fix PR tree-optimization/22310
6877 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6878 variable sized types.
6879 Use correct type for intermediate structure on *a = *b structure
6882 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6884 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6886 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6887 (machine_function): Move typedef to...
6888 * config/rs6000/rs6000.c (machine_function): ... here. Add
6889 varargs_save_offset field.
6890 (rs6000_stack_t): Remove varargs_size field.
6891 (setup_incoming_varargs): Allocate varargs save area using
6892 assign_stack_local, try to make it as small as possible.
6893 Save offset from virtual_stack_vars_rtx to the save area
6894 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6895 instead of magic 8 when fp word byte size is used.
6896 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6897 instead of -RS6000_VARARGS_SIZE.
6898 (rs6000_stack_info, debug_stack_info,
6899 rs6000_initial_elimination_offset): Remove all traces of
6901 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6902 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6903 RS6000_VARARGS_AREA.
6905 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6907 PR tree-optimization/21963
6908 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6909 constant_multiple_of in the same way get_computation_cost_at does.
6911 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6913 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6914 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6915 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6916 and return its previous value.
6917 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6918 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6920 (stack_protect_set, stack_protect_test): New expanders.
6921 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6922 stack_protect_testdi): New insns.
6923 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6924 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6926 2005-07-06 Jeff Law <law@redhat.com>
6928 * tree-ssa-dce.c (cfg_altered): New global.
6929 (tree_dce_init): Initialize cfg_altered.
6930 (remove_dead_stmt): If we remove an edge in the CFG, then set
6932 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6935 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6937 * Makefile.in (stamp-collect-ld): Use
6938 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6939 ./collect-ld if it already exists.
6940 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6941 Don't remove ./nm if it already exists.
6943 2005-07-05 Devang Patel <dpatel@apple.com>
6945 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6946 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6947 * tree-vectorizer.c (vect_loop_location): New.
6948 (vect_print_dump_info): Use vect_loop_location.
6949 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6950 (vectorize_loops): Set vect_loop_location.
6951 * tree-vect-analyze.c (vect_analyze_offset_expr,
6952 vect_determin_vectorization_factor, vect_analyze_operations,
6953 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6954 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6955 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6956 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6957 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6958 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6959 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6960 vect_analyze_loop): Adjust vect_print_dump_info API.
6961 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6962 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6963 vect_finish_stmt_generation, vectorizable_assignment,
6964 vectorizable_operation, vectorizable_store, vectorizable_load,
6965 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6966 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6967 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6968 vect_transform_loop): Same.
6969 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6970 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6973 2005-07-05 Randolph Chung <tausq@debian.org>
6975 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6976 * configure: Regenerate.
6977 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6978 (pa_tls_referenced_p): Declare.
6979 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6980 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6981 (legitimize_tls_address): New.
6982 (hppa_legitimize_address): Handle TLS addresses.
6983 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6984 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6985 (emit_move_sequence): Handle TLS addresses.
6986 (pa_encode_section_info): Call default handler to handle common
6988 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6989 (CONSTANT_ADDRESS_P): Reject TLS operands.
6990 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6991 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6992 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6993 (UNSPEC_TLSLE): Define new constants.
6994 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6995 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6996 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6997 (tie_symbolic_operand, tle_symbolic_operand): New
6999 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7001 * aclocal.m4: Update macros for autoconf 2.59 style.
7002 * configure.ac: Likewise.
7004 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7006 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7007 (function_arg): Pass small aggregates in general registers on 32-bit
7009 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7011 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7013 * Makefile.in (final.o): Fix dependencies.
7015 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7019 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7020 * langhooks.c (lhd_expr_to_decl): New.
7021 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7023 (LANG_HOOKS_INITIALIZER): Update.
7024 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7025 expr_to_decl langhook.
7026 * c-tree.h (c_expr_to_decl): Declare.
7027 * c-typeck.c (c_expr_to_decl): New.
7028 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7030 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7032 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7035 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7036 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7038 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7040 * Makefile.in: Adjust dependencies.
7041 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7042 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7043 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7044 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7045 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7046 rest_of_compilation.
7048 * bb-reorder.c (gate_duplicate_computed_gotos,
7049 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7050 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7051 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7052 pass_partition_blocks): New.
7053 * bt-load.c (gate_handle_branch_target_load_optimize,
7054 rest_of_handle_branch_target_load_optimize,
7055 pass_branch_target_load_optimize): New.
7056 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7058 * cfglayout.c (pass_insn_locators_initialize): New.
7059 * cfgrtl.c (pass_free_cfg): New.
7060 * combine.c (gate_handle_combine, rest_of_handle_combine,
7062 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7063 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7064 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7065 * except.c (pass_set_nothrow_function_flags,
7066 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7068 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7069 rest_of_handle_shorten_branches, pass_shorten_branches,
7070 rest_of_clean_state, pass_clean_state): New.
7071 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7072 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7073 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7075 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7076 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7077 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7078 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7080 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7081 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7082 pass_rtl_ifcvt, gate_handle_if_after_combine,
7083 rest_of_handle_if_after_combine, pass_if_after_combine,
7084 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7085 pass_if_after_reload): New.
7086 * integrate.c (pass_initial_value_sets): New.
7087 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7088 pass_purge_lineno_notes): New.
7089 * mode-switching.c (rest_of_handle_mode_switching,
7090 pass_mode_switching): New.
7091 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7092 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7094 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7095 pass_loop_optimize): New.
7096 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7098 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7100 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7101 pass_postreload_cse): New.
7102 * profile.c (gate_handle_profiling, pass_profiling,
7103 rest_of_handle_branch_prob, pass_branch_prob): New.
7104 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7105 pass_split_before_regstack, gate_handle_split_before_regstack,
7106 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7107 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7108 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7109 pass_stack_regs): New.
7110 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7111 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7112 pass_stack_adjustments): New.
7113 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7114 pass_regrename): New.
7115 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7116 pass_delay_slots, gate_handle_machine_reorg,
7117 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7118 * rtl.h (extern void purge_line_number_notes): New.
7119 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7120 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7122 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7124 * value-prof.c (gate_handle_value_profile_transformations,
7125 rest_of_handle_value_profile_transformations,
7126 pass_value_profile_transformations): New.
7127 * var-tracking.c (gate_handle_var_tracking,
7128 pass_variable_tracking): New.
7129 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7131 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7132 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7133 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7134 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7135 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7136 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7137 rest_of_handle_gcse2, rest_of_handle_regmove,
7138 rest_of_handle_tracer, rest_of_handle_if_conversion,
7139 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7140 rest_of_handle_web, rest_of_handle_branch_prob,
7141 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7142 rest_of_handle_jump_bypass, rest_of_handle_combine,
7143 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7144 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7145 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7146 rest_of_handle_mode_switching, rest_of_handle_jump,
7147 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7148 rest_of_handle_flow2, rest_of_handle_jump2,
7149 rest_of_handle_peephole2, rest_of_handle_postreload,
7150 rest_of_handle_shorten_branches, rest_of_clean_state,
7151 rest_of_compilation): Remove.
7153 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7154 * passes.c (dump_flags, in_gimple_form, all_passes,
7155 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7156 register_dump_files, next_pass_1, last_verified, execute_todo,
7157 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7158 from tree-optimize.c.
7159 (init_optimization_passes): Moved from tree-optimize.c,
7160 adding the RTL optimizations.
7161 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7162 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7163 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7164 register_dump_files, next_pass_1, last_verified, execute_todo,
7165 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7166 init_tree_optimization_passes, ipa_passes): Delete.
7167 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7169 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7170 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7172 (ipa_passes): Remove.
7173 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7174 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7175 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7176 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7177 (dump_info_p, dump_flag): Moved to tree-dump.h.
7179 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7181 * passes.c (finish_optimization_passes): Use dump_begin
7182 and dump_end, TDI_end.
7183 (gate_rest_of_compilation): New.
7184 (pass_rest_of_compilation): Use it.
7185 (gate_postreload, pass_postreload): New.
7186 * toplev.c (general_init): Rename init_tree_optimization_passes.
7187 * toplev.h (init_tree_optimization_passes): Rename to
7188 init_optimizations_passes.
7189 * tree-dump.c (dump_flag): Make static.
7190 (dump_files): Remove RTL dumps.
7191 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7192 pass_cleanup_cfg, pass_free_cfg_annotations,
7193 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7194 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7195 * tree-pretty-print.c: Include tree-pass.h.
7196 * cgraph.c: Include tree-dump.h.
7198 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7200 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7201 Only fall back to saying it points to readonly memory if
7204 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7206 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7207 * config/m32r/m32r.c (m32r_compute_frame_size,
7208 m32r_expand_prologue): Take current_function_profile into
7209 account whenever we reference
7210 current_function_uses_pic_offset_table.
7211 (m32r_finalize_pic): Remove.
7212 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7214 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7216 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7217 instead of $<. Don't remove ./as if it already exists.
7219 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7222 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7223 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7224 for complex modes when generating code for PA 1.0.
7225 (VALID_FP_MODE_P): New macro.
7226 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7227 sets for all general and floating point modes. Align wide floating
7228 point modes to even register boundaries to comply with architectural
7230 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7231 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7232 (VALID_FP_MODE_P): New macro.
7233 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7234 sets for all general and floating point modes. Align wide floating
7235 point modes to even register boundaries to comply with architectural
7238 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7240 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7243 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7245 * tree-ssa-structalias.c: Don't include expr.h.
7247 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7249 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7252 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7254 Fix PR tree-optimization/22279
7256 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7259 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7261 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7263 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7265 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7266 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7267 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7268 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7269 config/stormy16/stormy16.c, config/v850/v850.c,
7270 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7271 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7272 Avoid "." or "\n" at end of diagnostics and capital letters at
7273 start of diagnostics.
7274 * combine.c, cse.c: Don't translate dump file output.
7275 * toplev.c (print_version): Only translate output if going to
7278 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7280 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7281 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7284 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7286 * pa.c (fix_range): Fix typo in comment.
7288 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7290 * tree-vrp.c (extract_range_from_assert): Replace
7291 fold (build (...)) with fold_build2.
7293 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7295 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7296 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7297 (format_types_orig, handle_format_attribute): Add support for
7300 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7302 * varasm.c (assemble_variable): Fix format specifier thinko.
7304 2005-07-03 Ira Rosen <irar@il.ibm.com>
7306 PR tree-optimization/22029 (and 22135)
7307 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7308 a phi node before calling dump_vops.
7310 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7312 * tree-dump.h (dump_string_field): Declare.
7313 * tree-dump.c: Use it instead of dump_string.
7314 (dump_string_field): Make non-static.
7316 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7318 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7319 up the minimal CFG stuff always when optimize > 0. Call
7320 split_all_insns_noflow in PIC case if needed.
7322 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7323 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7326 * c-decl.c (c_write_global_declarations): Dump contents of
7328 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7329 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7330 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7331 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7334 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7336 * c-common.h (GCC_DIAG_STYLE): Define.
7337 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7338 version for format checking to 4.1.
7339 * c-format.c: Include toplev.h after c-common.h.
7340 (enum format_type): Add gcc_tdiag_format_type.
7341 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7342 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7343 (format_types_orig): Add gcc_tdiag.
7344 (init_dynamic_diag_info): Support gcc_tdiag formats.
7345 (handle_format_attribute): Likewise.
7346 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7347 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7348 version for format checking to 4.1.
7349 (warning0, warning, error, pedwarn, sorry): Use
7351 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7352 (finish_aliases_1): Do not use %qE.
7353 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7354 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7355 Correct format bugs.
7356 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7357 parameter to unsigned HOST_WIDE_INT.
7358 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7360 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7363 * expr.c (write_complex_part): Use adjust_address for MEM.
7364 (read_complex_part): Same.
7366 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7368 Fix PR tree-optimization/22280
7370 * tree-sra.c (generate_element_init): Remove useless loop.
7372 2005-07-02 Richard Henderson <rth@redhat.com>
7374 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7376 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7378 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7381 * fold-const.c (fold_binary): Handle the return value of
7382 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7383 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7385 2005-07-02 Jeff Law <law@redhat.com>
7387 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7388 a eliminate type conversion which feeds an equality comparison
7389 if the original type or either operand in the comparison is a
7392 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7394 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7395 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7397 * config/avr/avr.c: Do not use '`' as left quote.
7398 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7399 Remove "." from end of diagnostics. Make diagnostics start with
7402 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7403 Joseph S. Myers <joseph@codesourcery.com>
7405 * toplev.c (default_tree_printer): Handle setting location with
7407 * c-objc.common.c (c_tree_printer): Likewise.
7408 * c-format.c (gcc_diag_flag_specs): Add '+'.
7409 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7410 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7412 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7413 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7414 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7415 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7416 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7417 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7418 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7419 format arguments where %J is used without %D.
7421 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7423 * gcc.c (LINK_SSP_SPEC): Define.
7424 (link_ssp_spec): New variable.
7425 (LINK_COMMAND_SPEC): Add %(link_ssp).
7426 (static_specs): Add link_ssp_spec.
7427 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7428 * configure: Rebuilt.
7429 * config.in: Rebuilt.
7431 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7432 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7433 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7434 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7435 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7436 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7437 -0x7008(2) instead of reading __stack_chk_guard variable.
7438 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7440 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7441 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7442 if TARGET_THREAD_SSP_OFFSET is defined.
7443 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7444 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7447 2005-06-27 Richard Henderson <rth@redhat.com>
7448 * libgcc-std.ver (GCC_4.1.0): New.
7449 * libgcc.h (__stack_chk_guard): Declare.
7450 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7451 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7452 * mklibgcc.in (lib2funcs): Add them.
7454 2005-07-01 Richard Henderson <rth@redhat.com>
7456 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7457 void * before struct sigcontext *.
7458 (x86_fallback_frame_state): Likewise.
7460 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7462 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7464 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7467 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7468 we check for SSA_NAME for.
7470 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7472 Fix PR tree-optimization/22071
7474 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7476 (get_constraint_for_component_ref): Use it.
7478 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7481 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7482 print out the last new line.
7484 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7486 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7487 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7488 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7489 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7490 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7491 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7492 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7493 (enum reg_class): New member CC0_REGS.
7494 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7495 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7496 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7497 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7498 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7499 Adjust for register now described.
7501 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7504 * config/i386/i386.md (stack_protect_test_si,
7505 stack_protect_test_di): Add earlyclobber for scratch 3.
7506 * config/rs6000/rs6000.md (stack_protect_testsi,
7507 stack_protect_testdi): Add earlyclobber for scratch 3,
7508 remove earlyclobber from scratch 4.
7510 Older entries for 2005 can be found in ChangeLog-2005.