1 2005-10-14 Per Bothner <per@bothner.com>
4 * c-ppoutput.c (print_line): Print internal line 0 as 1.
6 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
9 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
10 overflow flags. Refactor some conditionals.
12 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
15 * tree-dfa.c (add_referenced_var): Only look at decls which
16 have TREE_CONSTANT or TREE_READONLY set instead of if
17 !TREE_PUBLIC or !TREE_CONSTANT.
19 2005-10-13 James E Wilson <wilson@specifix.com>
21 * doc/invoke.texi: For -x, add f95-cpp-input.
22 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
24 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
26 PR tree-optimization/24262
27 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
30 2005-10-12 Richard Henderson <rth@redhat.com>
33 * tree.h (DECL_TRANSPARENT_UNION): Remove.
34 * function.c (assign_parm_find_data_types): Don't support it.
35 * print-tree.c (print_node): Likewise.
36 * c-common.c (handle_transparent_union_attribute): Likewise.
37 Use build_duplicate_type.
38 * tree-inline.c (remap_type_1): Split out of remap_type;
39 properly remap aggregate fields.
40 (build_duplicate_type): New.
41 * doc/extend.texi (Variable Attributes): Remove documentation
42 for transparent_union.
44 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
47 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
48 (gen_stack_pointer_dec): Likewise.
50 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
54 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
56 (struct cxx): Add adjust_class_at_definition target hook.
57 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
58 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
59 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
60 hook_void_tree. Add to TARGET_CXX.
61 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
63 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
64 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
65 instead of attribute. Check for dllexport override. Warn if
66 inconsistent dll linkage. Don't lose old dllimport if decl has
67 had address referenced. Tweak lookup of dllimport atribute.
68 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
69 for target specific rules. Don't add dllimport attribute if
70 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
72 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
73 * varasm.c (initializer_constant_valid_p): Replace
74 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
78 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
79 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
80 (i[34567]86-*-mingw32*): Likewise.
82 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
83 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
85 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
86 C++-specific code. Change return value to bool.
87 (i386_pe_dllimport_p): Likewise.
88 (associated_type): Simplify and make language-independent
89 (i386_pe_encode_section_info): Replace override of ambiguous
90 dllimport symbol refs with a gcc_assert.
91 (i386_pe_valid_dllimport_attribute_p): Define.
92 * config/i386/winnt-cxx.c: New file. Define C++ versions of
93 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
94 i386_pe_adjust_class_at_definition.
95 * config/i386/winnt-stubs.c: New file. Define stub versions of
96 lang-specific functions.
97 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
98 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
99 i386_pe_adjust_class_at_definition.
100 (i386_pe_valid_dllimport_attribute_p): Declare.
101 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
102 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
103 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
106 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
107 dllimport attribute with test of DECL_DLLIMPORT_P.
109 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
111 * combine.c (make_extraction): Correct offset computation.
113 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
115 * config/cris/t-linux (LIMITS_H_TEST): Define.
117 2005-10-12 Richard Henderson <rth@redhat.com>
120 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
122 2005-10-12 Richard Guenther <rguenther@suse.de>
124 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
126 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
129 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
130 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
133 2005-10-12 Richard Guenther <rguenther@suse.de>
136 * varasm.c (output_constant): Correct typo from previous
139 2005-10-11 Ian Lance Taylor <ian@airs.com>
141 PR rtl-optimization/13931
142 * combine.c: Revert patch of 2003-05-14, and:
143 (try_combine): Only set elim_i1 and elim_i2 if the destination is
144 completely killed in the appropriate insn.
145 (distribute_notes): Don't skip multiple hard register test for
148 2005-10-11 Richard Henderson <rth@redhat.com>
151 * c-typeck.c (convert_for_assignment): Use build_constructor_single
152 to initialize a transparent union instead of a nop_expr.
154 2005-10-11 Richard Henderson <rth@redhat.com>
156 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
157 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
158 (tree_ssa_dce_loop): Call scev_reset.
161 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
162 * tree-ssa-dce.c: Include cfgloop.h.
163 (tree_ssa_dce_loop, pass_dce_loop): New.
164 * tree-pass.h (pass_dce_loop): Declare it.
165 * passes.c (init_optimization_passes): Use it.
167 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
170 * convert.c (convert_to_real): Revert 2005-10-05 patch.
171 Only apply the optimization for rounding builtins if the inner
172 cast is also an extension.
174 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
177 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
178 mark_new_vars_to_rename instead of update_stmt.
180 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
182 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
184 2005-10-11 Jakub Jelinek <jakub@redhat.com>
186 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
187 for setting MMX register to 0 rather than mmx.
189 2005-10-10 Steve Ellcey <sje@cup.hp.com>
192 * configure.ac: Move gas check from mips specific case to common case.
193 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
194 * configure: Regenerate
195 * doc/install.texi: Update.
197 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
200 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
202 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
204 * gcc.c (do_spec_1): Accept numeric characters in file name
207 2005-10-10 Nick Clifton <nickc@redhat.com>
209 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
210 describing the deleted arm_gen_rotated_half_load function.
212 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
214 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
217 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
219 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
221 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
222 (EXTRA_MULTILIB_PARTS): Define.
223 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
224 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
225 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
226 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
227 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
228 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
230 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
232 PR tree-optimization/24226
233 * tree-cfg.c (remove_bb): Clean up unreachable loops.
234 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
235 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
238 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
240 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
242 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
245 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
246 Rewrite for no need for the early clobber.
248 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
250 Merge from csl-arm-branch:
251 2005-09-07 Paul Brook <paul@codesourcery.com>
252 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
255 2005-04-30 Paul Brook <paul@codesourcery.com>
256 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
257 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
259 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
260 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
261 (arm_override_options): Use TARGET_AAPCS_BASED.
262 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
263 (PTRDIFF_TYPE): Use int for AAPCS.
264 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
265 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
266 (DEFAULT_SHORT_ENUMS): Delete.
267 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
269 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
270 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
271 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
272 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
274 2004-12-03 Mark Mitchell <mark@codesourcery.com>
275 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
277 2004-11-22 Mark Mitchell <mark@codesourcery.com>
278 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
280 2004-11-19 Mark Mitchell <mark@codesourcery.com>
281 * config.gcc (arm*-*-linux-gnueabi): Add it.
282 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
284 (TARGET_OS_CPP_BUILTINS): Likeiwse.
285 * config/arm/linux-eabi.h: New file.
286 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
287 (LINUX_TARET_LINK_SPEC): Likewise.
289 * config/arm/t-linux-eabi: New file.
291 2005-10-08 Steven Bosscher <stevenb@suse.de>
294 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
296 (PARAM_SMS_DFA_HISTORY): Likewise.
298 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
301 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
302 (load_register_parameters): Call it.
303 (check_sibcall_argument_overlap_1): Likewise.
304 (store_one_arg): Likewise.
306 2005-10-07 James E. Wilson <wilson@specifix.com>
308 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
309 DImode not VECINT24 for operand 2.
312 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
316 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
317 fr_spill): Use destination_operand for operand 0.
319 2005-10-07 DJ Delorie <dj@redhat.com>
321 * varasm.c (output_constant): Limit error to expanding
324 2005-10-07 Richard Guenther <rguenther@suse.de>
327 * fold-const.c (fold_binary): Fix operand types during folding
328 of X op (A, Y). Evaluation order of the side-effects of
329 X and A are frontend-defined, so ensure we honour that even for
330 tcc_comparison class operands; eased by removing duplicate code.
332 2005-10-07 Steve Ellcey <sje@cup.hp.com>
334 * stor-layout.c (layout_type): Do not allow alignment of array
335 elements to be greater than their size.
337 2005-10-07 Steve Ellcey <sje@cup.hp.com>
339 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
341 (hppa*-*-linux*): Ditto.
342 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
343 * config/host-hpux.c: New.
344 * config/x-hpux: New.
345 * config/pa/x-hpux: Remove.
346 * config/pa/x-linux: Remove.
347 * config/pa/pa-host.c: Remove.
349 2005-10-07 Jeff Law <law@redhat.com>
351 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
352 determine whether or not to try and thread outgoing edges.
354 2005-10-07 David Edelsohn <edelsohn@gnu.org>
356 * config/rs6000/rs6000.md (eqsi_power): New.
357 (neg_eq0si): Add TARGET_POWER to final condition.
360 2005-10-06 Richard Henderson <rth@redhat.com>
362 * config/rs6000/rs6000.c: Revert last change.
364 2005-10-06 Richard Henderson <rth@redhat.com>
366 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
367 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
369 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
373 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
374 out return_label and naked_return_label.
376 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
378 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
381 2005-10-06 Richard Henderson <rth@redhat.com>
384 * tree-inline.c (declare_return_variable): Handle modify_dest not
387 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
389 Fix PR tree-optimization/22488
390 * tree-ssa-structalias.c (check_for_overlaps): New function.
391 (create_variable_info_for): Use it.
393 2005-10-06 Richard Henderson <rth@redhat.com>
396 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
397 (dwarf2out_start_source_file): Print it.
399 2005-10-06 Geoffrey Keating <geoffk@apple.com>
401 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
403 2005-10-06 Richard Henderson <rth@redhat.com>
406 * mode-switching.c (optimize_mode_switching): Clear transp bit
407 for block with incomming abnormal edges.
409 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
410 (fpscr_set_from_mem): Use them.
411 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
412 (fpscr postinc splitters): Rewrite as peephole2+split.
414 2005-10-06 David Edelsohn <edelsohn@gnu.org>
416 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
417 (eq<mode>_compare): Same.
419 2005-10-06 Richard Guenther <rguenther@suse.de>
421 PR tree-optimization/24238
422 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
424 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
426 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
427 here. Use AC_PATH_PROG for environment variables instead of
429 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
431 * configure: Regenerated.
433 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
436 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
437 then force it into a register.
438 (call_value): Likewise.
440 2005-10-06 Richard Henderson <rth@redhat.com>
443 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
444 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
445 under pass_vectorize.
447 2005-10-05 Devang Patel <dpatel@apple.com>
450 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
451 handling constants. Check NAMESPACE_DECL context for constants.
453 2005-10-05 Eric Christopher <echristo@apple.com>
455 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
457 2005-10-05 Richard Henderson <rth@redhat.com>
460 * tree-cfg.c (mark_array_ref_addressable_1): New.
461 (mark_array_ref_addressable): New.
462 * tree-flow.h (mark_array_ref_addressable): Declare.
463 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
465 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
469 * reload.c (subst_reloads): When adding a REG_LABEL to a
470 jump instruction, also update JUMP_LABEL.
472 2005-10-05 David Edelsohn <edelsohn@gnu.org>
474 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
475 * bb-reorder.c (copy_bb_p): Use it.
476 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
478 2005-10-05 Richard Henderson <rth@redhat.com>
481 * toplev.c (process_options): Warn about unsupported combinations
482 of unwind tables and omit-frame-pointer.
483 * config/i386/i386.c (override_options): Similarly. Enable
484 accumulate-outgoing-args if not explicitly disabled.
486 2005-10-05 Steve Ellcey <sje@cup.hp.com>
488 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
489 Handle big endian vs. small endian.
490 (vec_initv2sf): Handle big endian vs. small endian.
491 (*vec_extractv2sf_1): Ditto.
493 2005-10-05 Dale Johannesen <dalej@apple.com>
495 * convert.c (convert_to_real): Don't convert
496 (float)floor(double d) to floorf((float)d).
498 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
500 * config/arm/arm.md (insv): Use gen_int_mode in more places.
502 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
504 PR tree-optimization/18587
505 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
506 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
507 build_vuses): Change to VEC type.
508 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
509 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
510 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
511 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
512 (get_name_decl): New. Return DECL_UID of base variable.
513 (operand_build_cmp): New. qsort comparison routine.
514 (operand_build_sort_virtual): New. Sort virtual build vector.
515 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
516 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
517 (FINALIZE_BASE): Use get_name_decl.
518 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
519 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
520 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
521 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
522 direct VEC_* manipulations.
523 (build_ssa_operands): Call operand_build_sort_virtual.
524 (copy_virtual_operand, create_ssa_artficial_load_stmt,
525 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
526 with direct VEC_* manipulations.
527 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
528 with direct VEC manipulations.
530 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
532 PR tree-optimization/21419
533 PR tree-optimization/24146
534 PR tree-optimization/24151
536 * c-typeck.c (readonly_error): Handle USE being lv_asm.
537 (build_asm_expr): Call it if outputs are read-only.
538 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
540 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
541 Paolo Bonzini <bonzini@gnu.org>
545 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
546 enable the instructions and not just the built-ins.
547 * doc/invoke.texi (x86 Options): Likewise.
549 2005-10-04 Geoffrey Keating <geoffk@apple.com>
551 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
553 * doc/invoke.texi (Option Summary): Correct spelling
554 of -mmacosx-version-min.
556 2005-10-04 Devang Patel <dpatel@apple.com>
558 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
561 2005-10-04 Steve Ellcey <sje@cup.hp.com>
563 * tree-vect-transform.c (vect_create_epilog_for_reduction):
564 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
566 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
568 * config/s390/s390.md ("TDSI","DP"): New mode macros.
569 ("TE","tg"): New mode attributes.
570 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
571 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
572 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
573 dword_mode and one for GPRmode.
575 2005-10-04 Ian Lance Taylor <ian@airs.com>
577 PR preprocessor/13726
578 * c-ppoutput.c (cb_include): Add comments parameter, and print out
579 any comments passed in.
581 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
583 * tree.c (annotate_with_file_line): Fix typo.
585 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
588 * builtins.c (fold_builtin_memcmp): When constructing the pointer
589 type used to access data in the inlined length == 1 case, use
590 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
591 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
593 2005-10-04 Uros Bizjak <uros@kss-loka.si>
595 * config/i386/i386.h (TARGET_FISTTP): Enable also for
596 TARGET_SSE3 and only for TARGET_80387.
597 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
598 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
599 Do not depend on TARGET_80387.
601 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
603 * tree.c (last_annotated_node): Change type to location_t*.
604 (annotate_with_file_line): Reflect the change of
605 last_annotated_node type.
607 2005-10-04 Richard Guenther <rguenther@suse.de>
610 * c-decl.c (grokdeclarator): Don't write to fields
613 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
616 * c-decl.c (finish_decl): Use set_user_assembler_name even for
618 * varasm.c (make_decl_rtl): If a register variable does not
619 have a set user assmbler name, error out.
620 Decode the asmspec is now name+1 bypassing '*'.
622 2005-10-04 Steven Bosscher <stevenb@suse.de>
624 PR tree-optimization/23049
625 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
626 of a COND_EXPR is folded before calling fold on the whole rhs of a
627 conditional assignment.
628 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
629 document that a COND_EXPR may appear there.
631 2005-10-03 Diego Novillo <dnovillo@redhat.com>
634 * tree-vrp.c (extract_range_from_assert): If the new numeric
635 range created out of the assertion contradicts the existing
636 numeric range of the ASSERT_EXPR variable, make the new range
639 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
641 * config/sh/sh.c (sh_register_move_cost): Add case for moving
642 from T_REGS to FP register class.
644 2005-10-03 Richard Henderson <rth@redhat.com>
647 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
648 before creating a new one.
650 2005-10-03 David Edelsohn <edelsohn@gnu.org>
652 * config/rs6000/t-aix43 (LDFLAGS): New.
653 * config/rs6000/t-aix52 (LDFLAGS): New.
655 2005-10-03 Ian Lance Taylor <ian@airs.com>
657 * gimplify.c (find_single_pointer_decl_1): New static function.
658 (find_single_pointer_decl): New static function.
659 (internal_get_tmp_var): For a formal variable, set restrict base
660 information if appropriate.
661 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
663 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
664 (DECL_GET_RESTRICT_BASE): Define.
665 (SET_DECL_RESTRICT_BASE): Define.
666 (decl_restrict_base_lookup): Declare.
667 (decl_restrict_base_insert): Declare.
668 (struct tree_decl_with_vis): Add based_on_restrict_p field.
669 * tree.c (restrict_base_for_decl): New static variable.
670 (init_ttree): Initialize restrict_base_for_decl.
671 (copy_node_stat): Copy restrict base information.
672 (decl_restrict_base_lookup): New function.
673 (decl_restrict_base_insert): New function.
674 (print_restrict_base_statistics): New static function.
675 (dump_tree_statistics): Call print_restrict_base_statistics.
677 2005-10-02 Diego Novillo <dnovillo@redhat.com>
680 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
683 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
686 * c-typeck.c (tagged_tu_seen): Rename to ...
687 (tagged_tu_seen_cache): this and add val field.
688 (comptypes): Move functional to comptypes_internal
689 and free tagged_tu_seen.
690 (comptypes_internal): New function and call comptypes_internal
691 instead of comptypes. Speed up by sibcalling
692 tagged_types_tu_compatible_p.
693 (alloc_tagged_tu_seen): New function
694 (free_all_tagged_tu_seen_up_to): New function.
695 (tagged_types_tu_compatible_p): Return the val of the seen two
697 Add that the two types are the same to tagged_tu_seen_base
698 if they are and call comptypes_internal instead of comptypes.
699 <case UNION_TYPE>: Speed up common type where the fields are
701 (function_types_compatible_p): Call comptypes_internal instead of
703 (type_lists_compatible_p): Likewise.
704 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
706 2005-10-02 Matthias Klose <doko@debian.org>
708 * doc/invoke.texi: Fix typo and speling error.
710 2005-10-01 Richard Henderson <rth@redhat.com>
712 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
714 2005-10-01 Mark Mitchell <mark@codesourcery.com>
716 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
717 using --start-group and --end-group.
719 2005-10-01 Diego Novillo <dnovillo@redhat.com>
721 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
722 FIXME note regarding quirky semantics.
724 2005-10-01 Diego Novillo <dnovillo@redhat.com>
727 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
728 non-null range as a last resort.
730 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
731 Diego Novillo <dnovillo@redhat.com>
734 * tree-vrp.c (extract_range_from_assert): For !=
735 assertions, only build an anti-range if LIMIT is a
738 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
740 * arm.md (movqi): On thumb when optimizing, handle loading from
741 memory by describing this as taking a subreg of a zero-extended load
742 into an SImode register.
745 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
747 * reload1.c (merge_assigned_reloads): Do not change any
748 RELOAD_FOR_OUTPUT_ADDRESS reloads.
750 2005-09-30 Geoffrey Keating <geoffk@apple.com>
752 * Makefile.in (LIPO_FOR_TARGET): Define.
753 (STRIP_FOR_TARGET): Define.
755 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
756 before creating new ones. Do symlinks before creating the actual
759 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
760 to work out which multilibs are actually being built.
762 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
764 * tree-vect-transform.c, config/ms1/ms1.md,
765 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
766 Follow spelling conventions.
767 * doc/invoke.texi, doc/md.texi: Fix typos.
769 2005-09-30 Andrew Macleod <amacleod@redat.com>
771 PR tree-optimization/21430
772 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
773 use operands, and set stmt pointer if need be.
774 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
775 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
778 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
781 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
783 2005-09-29 Mark Mitchell <mark@codesourcery.com>
785 * optabs.c (expand_binop): Initialize first_pass_p.
787 2005-09-29 Jakub Jelinek <jakub@redhat.com>
790 * c-decl.c (c_write_global_declarations_1): If any
791 wrapup_global_declaration_2 call returned true, restart the loop.
793 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
795 Fix PR tree-optimization/24117
796 * tree-ssa-structalias.c (find_func_aliases): Strip nops
797 before considering whether to use anyoffset.
799 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
803 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
805 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
807 (swap_commutative_operands_with_target): New.
809 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
812 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
815 2005-09-29 Steven Bosscher <stevenb@suse.de>
817 PR tree-optimization/23911
818 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
819 and IMAGPART_EXPR too.
821 2005-09-28 Mark Mitchell <mark@codesourcery.com>
824 * expmed.c (expand_shift): Move logic to reverse rotation
825 direction when rotating by constants ...
826 * optabs.c (expand_binop): ... here.
827 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
828 (ix86_rotrdi3): New pattern.
829 (rotldi3): Handle 32-bit mode.
830 (ix86_rotldi3): New pattern.
832 2005-09-29 Alan Modra <amodra@bigpond.net.au>
835 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
836 check for numbers that need no bit twiddle.
838 2005-09-28 Geoffrey Keating <geoffk@apple.com>
840 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
841 multilib to be built.
843 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
844 (stage1-start): Delete old libgcc and libunwind before moving
845 anything into the stage directory.
846 (stage2-start): Likewise.
847 (stage3-start): Likewise.
848 (stage4-start): Likewise.
849 (stageprofile-start): Likewise.
850 (stagefeedback-start): Likewise.
851 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
852 header in tm_file and CPU-specific t-darwin in tmake_file.
853 (i[34567]86-*-darwin*): Don't change tm_file.
854 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
855 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
856 shared library stub for target OS version.
857 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
858 (SHLIB_LINK): Don't make SHLIB_SOLINK.
859 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
860 (libgcc_s.%.dylib): New.
862 (install-darwin-libgcc-stubs): New.
863 (INSTALL_LIBGCC): New append.
864 * config/i386/darwin-libgcc.10.4.ver: New.
865 * config/i386/darwin-libgcc.10.5.ver: New.
866 * config/i386/t-darwin: New.
867 * config/rs6000/darwin-libgcc.10.4.ver: New.
868 * config/rs6000/darwin-libgcc.10.5.ver: New.
869 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
870 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
872 2005-09-28 Paul Brook <paul@codesourcery.com>
874 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
877 2005-09-28 Richard Guenther <rguenther@suse.de>
879 PR tree-optimization/23853
880 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
881 host_integerp to verify misalignment value.
883 2005-09-28 Richard Henderson <rth@redhat.com>
885 * builtins.c (get_builtin_sync_mode): New.
886 (expand_builtin_sync_operation): Pass in mode argument.
887 (expand_builtin_compare_and_swap): Likewise.
888 (expand_builtin_lock_test_and_set): Likewise.
889 (expand_builtin_lock_release): Likewise.
890 (expand_builtin): Update to match.
892 2005-09-28 Nick Clifton <nickc@redhat.com>
894 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
895 formatting. Add check to PLUS case to ensure that the offset is
896 within an acceptable range.
898 * config/v850/v850.md (casesi): Disable the generation of the
899 switch pattern as it is not being handled properly at the moment.
901 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
902 for when the high words are identical.
904 2005-09-27 Richard Henderson <rth@redhat.com>
906 * pretty-print.c (pp_base_format): Fix typo for %>.
908 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
909 Devang Patel <dpatel@apple.com>
911 PR tree-optimization/23625
912 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
913 LABEL_EXPR, assertion check.
915 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
917 * optabs.c (no_conflict_move_test): Check if a result of a
918 to-be-moved insn would be clobbered by an originally
921 2005-09-27 Jeff Law <law@redhat.com>
923 * passes.c (init_optimization_passes): Replace copy propagation
924 passes immediately after DOM with phi-only copy propagation
925 pases. Add phi-only copy propagation pass after first DOM pass.
926 * tree-pass.h (pass_phi_only_copy_prop): Declare.
927 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
928 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
929 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
930 to init_copy_prop. Callers updated.
931 (do_phi_only_copy_prop): New function.
932 (pass_phi_only_copy_prop): New pass descriptor.
934 2005-09-27 Nick Clifton <nickc@redhat.com>
936 * libgcc2.c (__popcount_tab): Remove redundant prototype.
938 2005-09-26 Jason Merrill <jason@redhat.com>
941 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
943 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
945 2005-09-26 James E Wilson <wilson@specifix.com>
947 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
948 copyright. Add gcc copyright plus libgcc exception.
949 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
951 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
953 2005-09-26 Jeff Law <law@redhat.com>
955 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
956 about when to iterate.
958 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
961 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
962 for __complex__ double in -mcpu=G5 mode.
964 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
966 PR tree-optimization/23942
967 * Makefile.in (SCEV_H): Depends on PARAMS_H.
968 * tree-scalar-evolution.c: Include params.h.
970 (follow_ssa_edge, follow_ssa_edge_in_rhs,
971 follow_ssa_edge_in_condition_phi_branch,
972 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
973 Change return type to t_bool. Use a parameter to limit the size of
974 trees that are walked before stopping
975 (analyze_evolution_in_loop): Initialize the limit to 0.
976 (follow_ssa_edge): Give up by returning t_dont_know if the limit
977 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
979 2005-09-26 Uros Bizjak <uros@kss-loka.si>
982 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
983 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
985 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
987 * combine.c (make_extraction): Check for valid use of subreg.
989 2005-09-26 Uros Bizjak <uros@kss-loka.si>
992 * config/i386/i386.md ("*fistdi2_1"): New pattern.
993 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
994 ("fist<mode>2_with_temp"): Use only register operands.
996 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
998 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
999 CALL_INSN_FUNCTION_USAGE.
1001 2005-09-26 Richard Guenther <rguenther@suse.de>
1004 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1005 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1006 (ldst_entry): Use the hashtable instead of list-walking.
1007 (find_rtx_in_ldst): Likewise.
1008 (free_ldst_entry): Free the hashtable.
1009 (compute_ld_motion_mems): Create the hashtable.
1010 (trim_ld_motion_mems): Remove entry from hashtable if
1011 removing it from list.
1012 (compute_store_table): Likewise^2.
1013 (store_motion): Free hashtable in case we did not see
1016 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1018 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1019 and arg1 if we are passing them to fold_build2.
1021 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1024 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1027 2005-09-25 Richard Henderson <rth@redhat.com>
1029 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1030 SYMBOL_REF_TLS_MODEL to be correct.
1032 2005-09-24 Richard Henderson <rth@redhat.com>
1034 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1035 end of function. Reindent.
1037 2005-09-24 Ian Lance Taylor <ian@airs.com>
1039 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1040 NEGATE_EXPR/BIT_NOT_EXPR case.
1042 2005-09-24 Richard Henderson <rth@redhat.com>
1044 * c-common.c (handle_mode_attribute): When not modifying in place,
1045 create subtypes for enumerations.
1046 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1047 * gimplify.c (create_tmp_from_val): Likewise.
1049 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1051 * config/i386/i386.md (*tls_global_dynamic_64,
1052 *tls_local_dynamic_base_64): Add missing mode to call.
1053 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1055 2005-09-24 Jan Hubicka <jh@suse.cz>
1057 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1058 (cgraph_clone_node): Likewise.
1059 * cgraph.h (cgraph_clone_edge): Update prototype.
1060 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1061 duplicated prototypes; add updating argument.
1062 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1063 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1065 (cgraph_mark_inline_edge): Likewise.
1066 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1067 (cgraph_flatten_node): Likewise.
1068 (cgraph_decide_recursive_inlining): Likewise.
1069 (cgraph_decide_inlining_of_small_function): Likewise.
1070 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1072 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1073 Pete Steinmetz <steinmtz@us.ibm.com>
1075 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1076 (rldic.): Set type to "compare".
1078 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1079 mfjmpr for MFCTR/MFLR.
1080 (movdf_hardfloat64): Same.
1081 (movdf_softfloat64): Same. Correct order of store and move types.
1082 (movti_string): Set type to store_ux/load_ux.
1083 (load_multiple): Set type to load_ux.
1084 (store_multiple): Set type to store_ux.
1085 (movmemsi): Set type to store_ux.
1086 (output_cbranch direct_return): Set type to jmpreg.
1087 (stmw): Set type to store_ux.
1088 (lmw): Set type to load_ux.
1089 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1090 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1091 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1092 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1093 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1094 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1095 (rios1-fpstore): Increase latency to 3.
1096 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1097 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1099 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1100 Andrew Pinski <pinskia@physics.uc.edu>
1102 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1103 operand2 constraint to "b".
1104 (sync_<fetchop_name>di_internal): Same.
1105 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1107 (sync_old_<fetchop_name>di_internal): Same.
1108 (sync_new_<fetchop_name>si_internal): Same.
1109 (sync_new_<fetchop_name>di_internal): Same.
1111 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1114 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1115 case, define as macros.
1117 PR rtl-optimization/23837
1118 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1119 clobber / clobber match between dest and p->first.
1121 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1122 (no_conflict_move_test): Update comments.
1124 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1126 * doc/install.texi: Update URL for Jacks.
1127 * doc/sourcebuild.texi: Likewise.
1129 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1132 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1133 registers when choosing register preferences.
1134 (movdf_hardfloat64): Same.
1136 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1138 * expmed.c (expand_shift): Don't use the target of the rotate as
1139 target for the first expanded shift insn.
1140 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1142 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1144 PR tree-optimization/22438
1145 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1146 preserved iv rhs rewriting specially.
1148 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1150 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1151 estimate_only is true.
1152 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1153 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1154 tree-ssa-structalias.c
1155 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1156 ref_contains_indirect_ref.
1157 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1159 2005-09-21 DJ Delorie <dj@redhat.com>
1161 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1163 (mn10300_return_in_memory): Support variable size types also.
1164 (mn10300_pass_by_reference): Likewise.
1165 (mn10300_function_value): New.
1166 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1167 (FUNCTION_OUTGOING_VALUE): Likewise.
1168 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1169 * doc/invoke.texi: Document it.
1171 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1174 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1175 force integer op1 into register for XFmode compares.
1177 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1180 * expmed.c (alg_code): Add alg_impossible.
1181 (alg_hash_entry): Add cost.
1182 (synth_mult): Record alg_impossible in the hash table if
1183 multiplication by a given integer is impossble within the
1184 limit. Speed up using alg_impossible.
1186 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1188 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1189 argument. Allow and set any offset if needs_anyoffset is passed
1191 (get_constraint_for): Add argument here too.
1193 (do_structure_copy): Pass NULL to get_constraint_for.
1194 (handle_ptr_arith): Ditto.
1195 (find_func_aliases): Ditto.
1197 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1199 PR rtl-optimization/23898
1200 * output.h (get_attr_min_length): Declare.
1201 * final.c (get_attr_length_1): New function, broken out of:
1203 (get_attr_min_length): New function.
1204 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1205 (duplicate_computed_gotos): Likewise.
1206 * genattr.c (insn_min_length): Generate declaration.
1207 * genattrtab.c (min_fn, min_attr_value): New functions.
1208 (make_length_attrs): Generate insn_min_length.
1210 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1212 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1214 2005-09-20 Richard Henderson <rth@redhat.com>
1216 PR tree-optimization/24059
1217 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1220 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1222 * c.opt (fextended-identifiers): New.
1223 * c-opts.c (c_common_handle_option): Handle
1224 -fextended-identifiers.
1225 * doc/cpp.texi: Update documentation of extended identifiers.
1226 * doc/cppopts.texi (-fextended-identifiers): Document.
1228 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1230 PR tree-optimization/23929
1231 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1234 PR tree-optimization/23818
1235 * tree-stdarg.c (execute_optimize_stdarg): Call
1236 calculate_dominance_info.
1238 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1240 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1241 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1242 (compute_overlap_steps_for_affine_1_2): Use
1243 get_number_of_iters_for_loop.
1244 (analyze_subscript_affine_affine): Check whether difference is
1246 Use get_number_of_iters_for_loop.
1247 Check whether overlap occurs outside of bounds.
1248 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1250 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1252 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1253 base register if possible.
1255 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1257 PR tree-optimization/18463
1258 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1259 converting it directly is not possible.
1260 (chrec_convert_aggressive): New function.
1261 * tree-chrec.h (chrec_convert_aggressive): Declare.
1262 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1263 Fold chrec conversions aggressively if asked to.
1264 (instantiate_parameters): Modified because of changes in
1265 instantiate_parameters_1.
1267 2005-09-19 Richard Henderson <rth@redhat.com>
1269 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1270 (reduc_splus_v2df): New.
1272 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1274 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1275 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1277 2005-09-19 Richard Henderson <rth@redhat.com>
1279 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1282 2005-09-19 Richard Henderson <rth@redhat.com>
1284 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1285 (ia64_expand_dot_prod_v8qi): New.
1286 * config/ia64/ia64-protos.h: Update.
1287 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1288 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1289 sdot_prodv8qi, sdot_prodv4hi): New.
1290 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1292 2005-09-19 Richard Henderson <rth@redhat.com>
1295 * real.c (exact_real_truncate): Return false if the format cannot
1296 represent the number as a normal.
1298 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1299 for a memory source.
1301 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1303 * tree-ssa-operands.c (swap_tree_operands): Export.
1304 * tree.h (swap_tree_operands): Declare.
1305 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1306 Call swap_tree_operands.
1308 2005-09-19 Richard Henderson <rth@redhat.com>
1310 * tree-flow.h (merge_alias_info): Declare.
1311 * tree-ssa-copy.c (merge_alias_info): Export.
1312 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1313 (vect_create_data_ref_ptr): Use create_iv directly.
1314 (vectorizable_load): Use correct types for integer constants.
1315 (vect_generate_tmps_on_preheader): Likewise.
1316 (vect_gen_niters_for_prolog_loop): Likewise.
1318 2005-09-19 Steven Bosscher <stevenb@suse.de>
1320 PR rtl-optimization/23943
1321 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1323 2005-09-18 Jan Hubicka <jh@suse.cz>
1325 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1327 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1329 * varasm.c (output_constant): Do not abort on conversions to union
1330 types between different sizes.
1332 2005-09-18 Richard Guenther <rguenther@suse.de>
1335 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1338 2005-09-18 Paul Brook <paul@codesourcery.com>
1340 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1342 2005-09-17 Richard Henderson <rth@redhat.com>
1344 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1345 * tree-ssa-loop.c (pass_vect_dce): Remove.
1346 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1349 2005-09-17 Richard Henderson <rth@redhat.com>
1351 * tree-pass.h (pass_vect_dce): Declare.
1352 * passes.c (init_optimization_passes): Add it.
1353 * tree-flow.h (tree_ssa_dce): Declare.
1354 * tree-ssa-dce.c (tree_ssa_dce): Export.
1355 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1356 (gate_tree_vectorize): ... here.
1357 (pass_vect_dce): New.
1359 2005-09-17 Jan Hubicka <jh@suse.cz>
1361 * except.c (struct eh_status): Turn region_array into vec.
1362 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1363 convert_from_eh_region_ranges, find_exception_handler_labels,
1364 current_function_has_exception_handlers, assign_filter_values,
1365 build_post_landing_pads, dw2_build_landing_pads,
1366 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1367 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1368 foreach_reachable_handler, can_throw_internal_1,
1369 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1371 (duplicate_eh_region_1): Update region_array.
1372 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1374 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1377 * expmed.c (expand_mult): Substitute simple register for op0 when
1380 2005-09-17 Richard Henderson <rth@redhat.com>
1382 * expr.c (emit_move_via_integer): Add force argument, pass it on
1383 to emit_move_change_mode. Update callers.
1384 (emit_move_complex): Pass true to new force argument.
1385 * function.c (expand_function_end): Move expand_eh_return call
1386 earlier. Merge sub-word complex values into a pseudo before
1387 copying to the return hard register.
1389 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1391 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1392 between different sizes.
1394 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1398 * passes.c (init_optimization_passes): Register dump files for
1401 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1403 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1404 * config/s390/s390.c (s390_overlap_p): New function.
1405 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1406 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1409 2005-09-16 Richard Guenther <rguenther@suse.de>
1411 * ipa-pure-const.c (static_execute): Free auxiliar information.
1412 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1413 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1415 2005-09-15 DJ Delorie <dj@redhat.com>
1417 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1419 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1421 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1423 (swap_commutative_operands_with_target): New.
1425 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1427 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1430 (estimate_iters_using_array): New function.
1431 * tree-data-ref.h (estimate_iters_using_array): Prototype
1432 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1433 Use estimate_iters_using_array instead of analyze_array.
1435 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1437 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1440 2005-09-15 Michael Matz <matz@suse.de>
1442 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1444 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1446 PR tree-optimization/23835
1447 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1448 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1450 2005-09-14 Richard Henderson <rth@redhat.com>
1452 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1453 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1455 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1457 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1458 in the ARRAY_TYPE case.
1460 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1462 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1464 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1467 * tree-vect-transform.c (vectorizable_operation): Return false for
1468 scalar shift operations and for vector shift operations with
1469 non-invariant shift arguments. Use scalar tree operand op1 as
1470 a shift operand when vector shift insn pattern uses scalar shift
1472 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1474 2005-09-14 Olivier Hainque <hainque@adacore.com>
1476 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1477 value if it has side-effects.
1479 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1482 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1484 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1486 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1487 passed as NAME as if it were label at start of function code.
1489 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1491 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1494 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1496 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1497 as early clobber. Rewrite so the PIC register is not implicitly used.
1499 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1501 * tree.c (annotate_with_file_line): Compare line numbers before
1504 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1507 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1508 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1510 2005-09-13 Ian Lance Taylor <ian@airs.com>
1512 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1513 than a HOST_WIDEST_INT to gen_doloop_begin.
1515 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1517 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1519 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1521 PR tree-optimize/23817
1522 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1524 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1527 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1528 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1529 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1530 (restore_stack_nonlocal): Likewise.
1531 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1533 2005-09-12 Ian Lance Taylor <ian@airs.com>
1536 * c.opt (ffriend-injection): New C++ option.
1537 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1538 (C++ Dialect Options): Document -ffriend-injection.
1540 2005-09-12 Josh Conner <jconner@apple.com>
1543 * ipa-reference.c (static_execute): Don't mark variables in
1544 named sections TREE_READONLY.
1546 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1548 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1551 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1553 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1554 V_MUST_DEF instead of just the first_use_p.
1555 Don't mark the virtual variables for renaming on the statement which
1557 (pass_dse): Remove TODO_update_ssa.
1559 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1562 * stor-layout.c (compute_record_mode): For records with a single
1563 field, actually check the field's mode size against the type size.
1565 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1566 registers for TARGET_SHMEDIA.
1567 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1568 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1569 of GENERAL_REGS and FP_REGS.
1571 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1573 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1575 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1577 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1578 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1579 are omitted. Exclude stack_tie insn too.
1581 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1583 PR rtl-optimization/23098
1584 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1586 * config/rs6000/rs6000.md (movdf splitter): Use
1587 const_double_operand predicate for TARGET_POWERPC64.
1588 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1589 SYMBOL_REF method to ABI_V4.
1591 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1592 replace_equiv_address.
1593 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1594 rs6000_sr_alias_set and MEM_NOTRAP.
1595 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1597 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1599 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1600 handle CALL_EXPR again.
1602 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1604 * arm/predicates.md (alignable_memory_operand): Delete.
1606 2005-09-10 Richard Henderson <rth@redhat.com>
1609 * dbxout.c (dbxout_expand_expr): New.
1610 (dbxout_symbol): Use it.
1612 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1614 * arm.c (arm_gen_rotated_half_load): Delete.
1615 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1616 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1617 (thumb_set_return_address): Likewise.
1618 (thumb_load_double_from_address): Use adjust_address.
1619 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1620 (extendhsisi2_mem, movhi_bytes): Use change_address.
1621 (movhi): Use widen_memory_access.
1622 (reload_out_df): Use replace_equiv_address.
1623 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1625 2005-09-09 Richard Henderson <rth@redhat.com>
1628 * dbxout.c: Include expr.h.
1629 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1630 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1631 * Makefile.in (dbxout.o): Add EXPR_H.
1633 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1635 PR tree-optimization/23509
1636 * tree-cfg.c (replace_uses_by): Use replace_exp.
1637 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1638 pointers have name_mem_tag or type_mem_tag set.
1640 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1642 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1643 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1644 of wrongly accessing operands.
1646 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1648 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1649 * tree-chrec.c: Include tree-scalar-evolution.h.
1650 (chrec_convert): Instantiate the base and step before calling
1651 scev_probably_wraps_p that would fail on parametric evolutions.
1652 Collect all the fails into a single section failed_to_convert,
1653 print a diagnostic, and return chrec_dont_know instead of calling
1655 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1656 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1658 (scev_const_prop): Don't replace the definition of a loop closed ssa
1659 phi node by itself, or by another loop closed ssa phi node.
1660 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1661 that base and step are defined.
1663 2005-09-09 Richard Guenther <rguenther@suse.de>
1666 * fold-const.c (fold_ternary): Check truth_value_p before
1667 calling invert_truthvalue.
1669 2005-09-09 Nick Clifton <nickc@redhat.com>
1671 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1672 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1673 dimension of these arrays.
1674 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1676 * longlong.h: Only provide a prototype for the __clz_tab[] array
1677 if this header has not been included from libgcc2.h.
1678 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1680 Provide prototypes for exported functions.
1681 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1684 2005-09-08 Josh Conner <jconner@apple.com>
1688 * expr.c (expand_expr_addr_expr_1): Don't invoke
1689 expand_simple_binop for EXPAND_INITIALIZER.
1691 2005-09-08 Richard Henderson <rth@redhat.com>
1694 * toplev.c (wrapup_global_declaration_1): Split out ...
1695 (wrapup_global_declaration_2): ... from ...
1696 (wrapup_global_declarations): ... here. Return bool.
1697 (check_global_declaration_1): Split out ...
1698 (check_global_declarations): from here.
1699 (emit_debug_global_declarations): New.
1700 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1701 check_global_declaration_1, emit_debug_global_declarations): Declare.
1702 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1703 of decls. Call wrapup_global_declaration_1,
1704 wrapup_global_declaration_2, check_global_declaration_1 directly.
1705 (c_write_global_declarations_2): New.
1707 (c_write_global_declarations): Call c_write_global_declarations_2.
1708 * langhooks.c (write_global_declarations): Call
1709 emit_debug_global_declarations.
1711 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1712 remove decls that have DECL_RTL_SET_P.
1713 * passes.c (rest_of_decl_compilation): Invoke
1714 cgraph_varpool_finalize_decl for all but functions.
1716 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1718 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1719 the result of a conversion if the new min and max cannot be compared.
1721 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1723 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1724 (override_options): Setting s390_sr_alias_set removed.
1725 (save_fpr, save_gprs): Set alias set to vararg or frame.
1726 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1727 s390_sr_alias_set with get_frame_alias_set ().
1728 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1729 get_varargs_alias_set ().
1731 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1735 * c-parser.c (c_parser_objc_method_definition): If the next
1736 token is not "{", error out and don't start the function.
1738 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1740 * tree-vrp.c (extract_range_from_expr): Move the check for non
1741 nullness after the check for gimple invariant.
1743 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1745 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1747 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1750 * config/m32r.md (movmemsi_internal): Canonicalize order of
1751 operands in PLUS component of template.
1753 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1755 * reload1.c (fixup_eh_region_note): Remove assertion.
1756 (fixup_abnormal_edges): Reverted removal of call to
1757 find_many_sub_basic_blocks made on 2005-08-31.
1759 2005-09-07 Richard Henderson <rth@redhat.com>
1761 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1762 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1763 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1764 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1765 rearrange for better packing.
1766 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1767 (lookup_cfa_1): Remove inline marker.
1768 (cfa_equal_p): Split out of ...
1769 (def_cfa_1): ... here. Use INVALID_REGNUM.
1770 (build_cfa_loc): Handle !cfa->indirect.
1771 (frame_pointer_cfa_offset): New.
1772 (dbx_reg_number): Assert register elimination performed; do
1773 leaf register remapping.
1774 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1775 (eliminate_reg_to_offset): New.
1776 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1777 for verifiably local stack frame addresses; re-base to CFA.
1778 (mem_loc_descriptor): Remove can_use_fbreg argument.
1779 (concat_loc_descriptor, loc_descriptor): Likewise.
1780 (containing_function_has_frame_base): Remove.
1781 (rtl_for_decl_location): Don't do register elimination or
1782 leaf register remapping here.
1783 (secname_for_decl): Split out from ..
1784 (add_location_or_const_value_attribute): ... here.
1785 (convert_cfa_to_loc_list): New.
1786 (compute_frame_pointer_to_cfa_displacement): New.
1787 (gen_subprogram_die): Use them.
1788 * tree.h (frame_base_decl): Remove.
1789 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1790 (prologue_stack_adjust): Remove.
1791 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1792 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1793 (set_frame_base_location): Remove.
1794 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1795 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1796 (vt_add_function_parameters): Don't eliminate_regs.
1797 (vt_initialize): Don't create frame_base_decl.
1799 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1801 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1802 version of GNU binutils for 4.x and later.
1804 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1806 * ggc-page.c (ggc_push_context): Remove.
1807 (ggc_pop_context): Likewise.
1808 * ggc.h (ggc_push_context): Remove.
1809 (ggc_pop_context): Likewise.
1811 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1814 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1815 returning from an interrupt handler.
1817 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1820 * config/arc/arc.c (output_shift): Add check for loop count when
1823 2005-09-06 Steven Bosscher <stevenb@suse.de>
1825 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1827 (abs_replacement): Likewise.
1828 (pass_phiopt): Remove TODO_update_ssa.
1830 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1833 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1834 if "return with no value, in function returning non-void" warning
1836 * tree-cfg.c (execute_warn_function_return): Don't look at
1837 RETURN_EXPRs with TREE_NO_WARNING set.
1840 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1841 for internal functions doesn't use registers used by global registers
1842 variables. Use fewer register parameters if there are global register
1845 2005-09-06 Olivier Hainque <hainque@adacore.com>
1846 Eric Botcazou <ebotcazou@adacore.com>
1849 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1850 when we would be extracting outside its bit span (bitpos+bitsize
1851 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1852 Ada unchecked conversions.
1854 2005-09-06 Steven Bosscher <stevenb@suse.de>
1856 * tree-ssa-pre.c (try_look_through_load): New function.
1857 (compute_avail): Use it to try to look through loads for some
1858 more useful expressions.
1860 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1862 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1863 condition for detecting cases like (a&a) and (a^a).
1865 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1867 * common.opt: Add option ftree-vect-loop-version.
1868 * params.def: Add --param vect-max-version-checks.
1869 * doc/invoke.texi: Document ftree-vect-loop-version and
1870 --param vect-max-version-checks.
1871 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1872 may_misalign_stmts and defines for accessors.
1873 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1874 LOOP_VINFO_MAY_MISALIGN_STMTS.
1875 (destroy_loop_vec_info): VEC_free for
1876 LOOP_VINFO_MAY_MISALIGN_STMTS.
1877 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1878 Update documentation.
1879 (vect_update_misalignment_for_peel): New.
1880 (vect_enhance_data_refs_alignment): Update to choose loop
1881 peeling or loop versioning if appropriate for the (potentially)
1882 unaligned data references in the loop.
1883 (vect_analyze_data_refs_alignment): Remove call to
1884 vect_enhance_data_refs_alignment so the checks can be done
1886 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1887 and move up call to vect_analyze_data_refs_alignment.
1888 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1889 (vect_transform_loop): Add call to loop_version.
1891 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1893 PR rtl-optimization/23098
1894 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1895 * simplify-rtx.c (constant_pool_reference_p): New function.
1896 * rtl.h (constant_pool_reference_p): New prototype.
1897 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1898 constant_pool_reference_p in condition and
1899 avoid_constant_pool_reference in preparation statements.
1901 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1903 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1904 STRICT_LOW_PART SETs.
1906 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1909 * except.c (sjlj_emit_function_enter): Find the function begin
1910 note even when it's not in first basic block.
1912 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1914 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1915 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1916 * aclocal.m4: Regenerate.
1918 2005-09-05 DJ Delorie <dj@redhat.com>
1920 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1923 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1925 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1926 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1927 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1928 Follow spelling conventions.
1929 * doc/invoke.texi: Follow spelling conventions.
1931 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1933 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1934 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1935 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1937 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1940 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1941 (output_stack_adjust): Use gen_tmp_stack_mem.
1942 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1943 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1944 (sh_get_pr_initial_val): Likewise.
1945 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1946 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1947 * sh.md (divsi_inv_m0): Use gen_const_mem.
1948 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1949 (movdf_i4+1): Use gen_tmp_stack_mem.
1950 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1951 (fpu_switch+2): Likewise.
1952 (movv4sf_i, movv16sf_i): Use adjust_address.
1953 (symGOT_load): Set MEM_NOTRAP_P bit.
1955 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1958 * pa.c (emit_move_sequence): Fix typo in last change.
1960 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1962 PR rtl-optimization/23454
1963 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1966 2005-09-03 Richard Henderson <rth@redhat.com>
1967 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1970 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1973 2005-09-02 Nicolas Pitre <nico@cam.org>
1975 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1976 to bit_count to 32 bits.
1978 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1981 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1982 generating synthetic loads from volatile lvalues.
1984 005-09-02 Nick Clifton <nickc@redhat.com>
1986 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1987 __ctzhi2, __clzhi2): New functions.
1989 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1992 * tree-nested.c (struct var_map_elt): Mark with GTY.
1993 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1995 (lookup_field_for_decl): Allocate new element in GC memory.
1996 (lookup_tramp_for_decl): Likewise.
1997 (convert_nl_goto_reference): Likewise
1998 (create_nesting_tree): Allocate info in GC memory. Likewise for
2000 (free_nesting_tree): Free with ggc_free instead of free.
2001 (root): New static variable.
2002 (lower_nested_functions): Remove root as local variable. And zero out
2003 root at the end of the function.
2005 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2007 PR rtl-optimization/20365
2008 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2009 to short. New member ix.
2010 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2011 (simplify_plus_minus): Initialize ix members before calling qsort.
2013 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2015 PR tree-optimization/23626
2016 * tree-cfg.c (replace_uses_by): Clean up eh info.
2018 2005-09-01 DJ Delorie <dj@redhat.com>
2020 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2023 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2025 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2026 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2029 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2031 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2032 do not issue warning for a variable definition following
2035 2005-09-01 Richard Henderson <rth@redhat.com>
2038 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2039 conversion to CONST_VECTOR.
2041 2005-09-01 Richard Henderson <rth@redhat.com>
2044 * reload1.c (reload_as_needed): Check !CALL_P before calling
2045 fixup_eh_region_note.
2046 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2048 2005-09-01 DJ Delorie <dj@redhat.com>
2050 * varasm.c (output_constant): Let the target resolve
2051 conversions of addresses to non-default pointer sizes.
2053 2005-09-01 Nicolas Pitre <nico@cam.org>
2055 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2056 to alow matching ARM pre-indexed addressing mode.
2057 (arm_override_options): Remove now irrelevant comment.
2059 2005-09-01 Phil Edwards <phil@codesourcery.com>
2061 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2062 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2063 * config/i386/vxworks.h: Likewise.
2064 * config/i386/t-vxworksae: New file, for VxWorks AE.
2065 * config/i386/vxworksae.h: Likewise.
2067 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2069 PR tree-optimization/23410
2070 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2071 sequence is not wrapping during the first step.
2073 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2076 * dwarf2out.c (base_type_die): Compare char_type_node with
2077 TYPE_MAIN_VARIANT (type), not type.
2079 2005-09-01 Richard Guenther <rguenther@suse.de>
2081 PR tree-optimization/15366
2082 * common.opt: Add -finline-functions-called-once.
2083 Put -fearly-inlining in alphabetically ordered place.
2084 * doc/invoke.texi: Document new option.
2085 * ipa-inline.c (cgraph_decide_inlining): Honour
2086 flag_inline_functions_called_once.
2088 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2090 PR rtl-optimization/23478
2091 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2092 (alloc_qty): Initialize it.
2093 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2094 (combine_regs): Combine also n_throwing_calls_crossed fields.
2095 (find_free_reg): Don't attempt to caller-save pseudos crossing
2096 calls that might throw.
2097 * global.c (struct allocno): Add throwing_calls_crossed field.
2098 (global_alloc): Revert 2005-08-22 change. Initialize
2099 throwing_calls_crossed.
2100 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2103 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2106 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2107 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2108 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2109 (and64_2_operand): Tweak to use predicate.
2110 (and_operand): Adjust for mask_operand changes.
2111 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2112 (print_operand): Likewise.
2113 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2114 (mask64_1or2_operand): Delete.
2115 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2116 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2117 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2118 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2119 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2120 (rotldi3_internal4): Likewise.
2121 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2122 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2123 (ashldi3_internal7): Likewise.
2124 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2125 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2126 (anddi3 split): Don't match mask64_operand.
2127 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2128 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2129 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2130 't' splitter predicate.
2131 (movdi_internal64 + 2): Revert 2005-06-11 change.
2133 2005-08-31 DJ Delorie <dj@redhat.com>
2135 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2136 (m32c_asm_integer): Add support for 32 bit pointers.
2138 2005-08-31 Richard Henderson <rth@redhat.com>
2140 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2141 component-like references for setting MEM_NOTRAP_P.
2143 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2144 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2146 2005-08-31 Richard Henderson <rth@redhat.com>
2148 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2149 into a pseudo before applying gen_lowpart.
2151 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2153 * doc/install.texi (Specific): Update cctools version required
2154 for full functionality.
2155 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2156 linkers as -macosx_version_min.
2158 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2161 * sh.c (print_operand, %R and %S): Add handling of floating point
2162 registers, memory, constants and invalid operands.
2164 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2166 * ipa-pure-const.c: Change dump name.
2168 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2171 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2172 to "reg_or_0_operand".
2173 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2175 2005-08-31 Dale Johannesen <dalej@apple.com>
2177 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2178 loops that count down.
2180 2005-08-31 Richard Henderson <rth@redhat.com>
2183 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2184 (fixup_eh_region_note): New.
2185 (reload_as_needed): Call it.
2186 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2187 don't call find_many_sub_basic_blocks; call verify_flow_info.
2188 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2189 (keep_stack_depressed): Likewise.
2190 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2192 2005-08-31 Richard Henderson <rth@redhat.com>
2194 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2197 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2199 * expr.c (expand_expr_real_1): Compare size of address
2200 mode to target's address mode size in deciding expansion of
2201 the constant address.
2203 2005-08-31 Richard Guenther <rguenther@suse.de>
2206 * expr.c (all_zeros_p): New function.
2207 (expand_expr_real_1): Handle the case of an all-zero
2208 non-addressable constructor separately.
2210 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2212 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2213 arguments, adjust all callers.
2214 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2216 2005-08-30 Richard Henderson <rth@redhat.com>
2219 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2220 whenever the mode sizes match.
2222 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2224 * calls.c (load_register_parameters): Fix comment typo.
2225 * expr.c (emit_push_insn): Comment formatting.
2227 2005-08-30 Ian Lance Taylor <ian@airs.com>
2229 * config/i386/x-cygwin (host-cygwin): Change dependency from
2230 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2232 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2234 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2237 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2240 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2241 call to ggc_collect.
2243 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2246 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2247 beginning. Remove $(INCLUDES) from all the rules, if following
2248 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2250 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2253 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2254 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2255 not constant, but maxlen is, don't set len to maxlen, rather
2256 set maxlen to len if len is a constant.
2258 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2260 PR tree-optimization/23475
2261 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2264 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2266 Fix PR middle-end/22455
2268 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2269 Checksum only the parts of the tree that exist for the tree code.
2271 2005-08-28 Dale Johannesen <dalej@apple.com>
2273 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2275 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2277 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2279 2005-08-28 Richard Henderson <rth@redhat.com>
2281 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2282 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2285 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2288 * builtins.c (get_memory_rtx): Don't strip nops
2289 in between COMPONENT_REFs.
2291 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2294 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2296 (gimplify_modify_expr): Check for zero sized types and gimplify the
2297 rhs and lhs as statements.
2299 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2302 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2303 state for return address column of signal frames.
2305 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2308 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2309 bytes >= 2 not bytes == 2.
2310 (expand_block_move): Same.
2312 2005-08-27 Richard Guenther <rguenther@suse.de>
2315 * config/i386/sse.md (sse2_movsd): Add missing closing
2318 2005-08-27 Paul Brook <paul@codesourcery.com>
2320 * genrecog.c (enum decision_type): Add DT_num_insns.
2321 (struct decision_test): Add u.num_insns.
2322 (add_to_sequence): Add DT_num_insns test.
2323 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2324 (write_cond, debug_decision_2): Ditto.
2325 (change_state): Assume peep2_next_insn never fails.
2326 Remove "afterward" argument.
2327 (write afterward, write_tree): Update to match.
2328 * recog.c (peep2_current_count): New variable.
2329 (peep2_next_insn): Check it.
2330 (peephole2_optimize): Set peep2_current_count.
2331 * recog.h (peep2_current_count): Declare.
2333 2005-08-26 Josh Conner <jconner@apple.com>
2336 * ipa-pure-const.c (check_tree): Check for volatile-ness
2337 when considering a dereference.
2339 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2341 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2343 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2345 PR rtl-optimization/23561
2346 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2347 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2348 at most LEN bytes long memory fits into the field.
2349 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2350 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2351 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2353 2005-08-26 Richard Henderson <rth@redhat.com>
2356 * loop.c (biased_biv_may_wrap_p): New.
2357 (maybe_eliminate_biv_1): Use it to suppress non-equality
2358 comparison transformations. Delete disabled code.
2360 2005-08-26 Ian Lance Taylor <ian@airs.com>
2362 * combine.c (make_extraction): Avoid reference outside object.
2364 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2366 * stor-layout.c (finalize_type_size): Restore behaviour for
2367 non-aggregate types to the status quo ante of the patch for
2368 pr 23467. Document why it matters.
2370 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2373 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2374 array by one element, initialize the BT_LAST element with NULL.
2376 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2378 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2379 optimizing for size.
2381 (compare_plus_eqsi): Same.
2382 (plus_eqsi_compare): Same.
2383 (neg_eq0<mode>): Same.
2384 (neg_eq<mode>): Same.
2386 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2389 2005-08-26 Nick Clifton <nickc@redhat.com>
2391 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2392 TARGET_EP is not defined.
2393 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2394 TARGET_EP is enabled.
2395 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2396 * config/v850/v850.md (save_all_interrupt): Only use the EP
2397 register if TARGET_EP is defined.
2398 (restore_all_interrupt): Likewise.
2399 * config/v850/lib1funcs.asm: Update functions so that the EP
2400 register is only used if __EP__ is defined.
2402 2005-08-26 David Ung <davidu@mips.com>
2404 * config/mips/mips.c (mips_expand_prologue): Handle case when
2405 generating for MIPS16 and the outgoing argument area is more than
2406 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2409 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2411 * config/crx/crx.md: Make doloop_end pattern usage controllable
2412 via mloop-nesting=<max-nesting> command line switch. Make sure
2413 the combiner cannot use doloop_end_<mode> in an illegal way.
2414 * config/crx/crx.c: Use regs up to r6 for argument passing.
2415 Refine crx_address_cost (non cst4 displacements are expensive).
2416 * config/crx/crx.opt: Add switch for mloop-nesting=.
2418 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2420 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2421 (UNSPEC_MVST): New constant.
2423 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2425 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2426 Reject operands containing eliminable registers.
2427 * testsuite/gcc.dg/20050825-1.c: New testcase.
2429 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2430 Jan Hubicka <jh@suse.cz>
2432 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2434 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2436 PR tree-optimization/23546
2437 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2440 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2442 * params.def (PARAM_MIN_SPEC_PROB): New.
2443 * sched-rgn.c (MIN_PROBABILITY): Delete.
2444 (compute_trg_info): Convert to PARAM_VALUE.
2445 * doc/invoke.texi (param): Document min-spec-prob.
2447 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2449 * config/darwin.h: define __PIC__
2450 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2451 TARGET_OS_CPP_BUILTINS macro.
2453 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2455 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2458 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2460 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2462 * cfghooks.c (duplicate_block): Added position where to place
2463 new block as argument.
2464 * cfghooks.h (duplicate_block): Declaration changed.
2465 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2467 * cfglayout.h (copy_bbs): Declaration changed.
2468 * cfgloop.h (loop_version): Declaration changed.
2469 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2470 position to copy_bbs.
2471 (loop_version): Pass position to duplicate_loop_to_header_edge.
2472 Add place_after argument and position new blocks according to
2474 * modulo-sched.c (sms_schedule): Pass place_after argument
2476 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2477 * tree-cfg.c (split_edge_bb_loc): New function.
2478 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2479 to determine position of new blocks.
2480 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2482 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2483 argument to duplicate_block.
2484 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2485 Pass position to copy_bbs.
2487 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2489 * fold-const.c (ptr_difference_const): Use
2490 cst_and_fits_in_hwi instead of host_integerp.
2492 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2494 * config/darwin.c (gen_pic_offset): New.
2495 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2498 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2500 PR tree-optimization/23486
2501 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2503 2005-08-23 Phil Edwards <phil@codesourcery.com>
2505 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2506 remove use_collect2.
2507 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2509 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2510 configuration files to override the default value.
2512 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2513 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2514 * config/vx-common.h: New file, split out from...
2515 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2516 * config/vxworksae.h: New file, for VxWorks AE.
2517 * config/vxworks.opt: New file.
2518 * config/vxlib.c: Update for VxWorks 6.
2520 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2521 other MULTILIB_* variables appropriately.
2522 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2523 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2524 * config/rs6000/vxworks.h: Update for VxWorks 6.
2525 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2527 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2530 * config/darwin.c (machopic_select_section): Remove the hack to
2531 mark "::operator new" and "::operator delete" for coalescing
2532 even though they are not weak.
2534 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2536 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2537 * configure: Regenerate.
2539 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2542 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2544 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2545 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2548 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2550 * config/rs6000/predicates.md (equality_operator): New.
2551 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2552 comparison with a large constant.
2554 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2556 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2558 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2560 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2561 registers is even, and we have a hardware double precision fp,
2563 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2564 size of current argument when checking if argument was passed in
2567 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2570 * stor-layout.c (finalize_type_size): Dont override
2571 existing alignment with a smaller alignment from the mode.
2573 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2575 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2576 * lambda.h (lambda_vector_lexico_pos): ... here.
2577 * tree-data-ref.c (build_classic_dist_vector): Return false when
2578 the distance vector is lexicographically negative.
2580 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2582 PR tree-optimization/23511
2583 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2584 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2586 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2588 PR tree-optimization/22043
2589 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2590 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2591 If ALLOW_FLEXARR, handle types ending with flexible array member.
2592 Pass false as second argument to recursive count_type_elements calls.
2593 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2594 argument to count_type_elements call.
2595 * tree-sra.c (decide_block_copy): Likewise.
2596 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2597 for a constant-sized object, set cleared as well. Pass true as
2598 second argument to count_type_elements call.
2600 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2603 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2604 from legitimate_small_data_p, and make global. Update use.
2605 Remove forward declaration.
2606 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2608 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2610 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2612 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2613 of scratch intermediates.
2614 (eq<mode>_compare): Same.
2615 (neg_eq0<mode>): New.
2616 (neg_eq<mode>): Convert to define_insn_and_split.
2618 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2621 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2622 stdarg functions, set/clear the fp marker even when no variable
2624 * config/rs6000/sysv4.opt (mprototype): Describe.
2626 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2628 PR rtl-optimization/23478
2629 * regs.h (reg_info): Add throw_calls_crossed.
2630 (REG_N_THROWING_CALLS_CROSSED): Define.
2631 * flow.c (allocate_reg_life_data): Initialize
2632 REG_N_THROWING_CALLS_CROSSED.
2633 (propagate_one_insn, attempt_auto_inc): Update
2634 REG_N_THROWING_CALLS_CROSSED.
2635 * global.c (global_alloc): Don't allocate pseudos across
2636 calls that may throw.
2638 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2641 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2642 value is inbetween the range if we did not find an exact match.
2644 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2646 * doc/invoke.texi (Option Summary): Add ms1 options.
2647 * doc/extend.texi: Document interrupt handler attribute for ms1.
2648 * doc/md.texi: Document ms1 constraints.
2649 * config.gcc: Add ms1-*-elf.
2650 * config/ms1/ms1.h: New.
2651 * config/ms1/ms1.c: New.
2652 * config/ms1/ms1.md: New.
2653 * config/ms1/ms1-protos.h: New.
2654 * config/ms1/ABI.txt: New.
2655 * config/ms1/crti.asm: New.
2656 * config/ms1/crtn.asm: New.
2657 * config/ms1/lib2extra-funcs.c: New.
2658 * config/ms1/t-ms1: New.
2659 * config/ms1/ms1.opt: New.
2661 2005-08-22 Ira Rosen <irar@il.ibm.com>
2663 * config/rs6000/altivec.md (xorv4sf3): New.
2664 (negv4sf2, neg<mode>2): Likewise.
2666 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2669 * config/ia64/ia64.md (divsi3): Check divide by zero.
2670 (udivsi3): Likewise.
2672 (udivdi3): Likewise.
2674 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2676 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2677 up to elem_bitsize bits, not max_bitsize.
2679 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2681 PR tree-optimization/23433
2682 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2683 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2685 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2687 PR tree-optimization/23434
2688 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2689 the iteration bound is not an INTEGER_CST.
2691 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2693 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2694 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2695 NULL if need_epilog_adjust is false.
2696 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2697 Case 3 always peels first itration, not just for PLUS case, and no need
2698 to use scalar_initial_def here. Create an epilog adjustment only if
2699 scalar_initial_def is not NULL.
2701 (vectorizable_reduction): Remove assert.
2703 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2706 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2707 (__moddi3): Likewise.
2708 (__udivdi3): Likewise.
2709 (__umoddi3): Likewise.
2710 (__divsi3): Likewise.
2711 (__modsi3): Likewise.
2712 (__udivsi3): Likewise.
2713 (__umodsi3): Likewise.
2715 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2717 * tree-pass.h (TDF_GRAPH): Define.
2718 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2719 * passes.c (finish_optimization_passes): Only call
2720 finish_graph_dump_file if TDF_GRAPH is set.
2721 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2722 NULL. Set TDF_GRAPH bit.
2723 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2725 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2727 * arm.h (arm_stack_offsets): Add locals_base field.
2728 * arm.c (arm_get_frame_offsets): Compute it.
2729 (thumb_compute_initial_elimination offset): Make the Thumb frame
2730 pointer point to the base of the local variables.
2731 (thumb_expand_prologue): Update accordingly.
2732 (thumb_expand_epilogue): Likewise.
2734 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2735 mode of clobbered scratch to DImode. Handle a case that's known to
2738 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2740 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2741 (gt0<mode>_compare): Delete.
2742 (neg_gt0<mode>): Delete.
2744 2005-08-19 Eric Christopher <echristo@apple.com>
2746 * optabs.h: Change CTI_ to COI_.
2749 2005-08-19 James E Wilson <wilson@specifix.com>
2751 * builtins.c (expand_builtin_return_addr): Set
2752 current_function_accesses_prior_frames when count != 0. Use
2753 frame_pointer_rtx when count == 0.
2754 * function.h (struct function): Add accesses_prior_frames field.
2755 (current_function_accesses_prior_frames): Define.
2756 * reload1.c (init_elim_table): Check
2757 current_function_accesses_prior_frames.
2758 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2760 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2762 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2763 indicator. Return true if the flowgraph changed during
2766 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2769 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2770 conditional expression before testing its value.
2772 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2774 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2776 2005-08-19 Devang Patel <dpatel@apple.com>
2778 PR tree-optimization/23048
2779 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2780 third parameter. Check whether latch is dominated by exit
2782 (if_convertible_loop_p): Supply exit block itself to
2783 if_convertible_bb_p.
2785 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2788 * arm.md (arm_load_pic_register): Change argument to the mask of
2789 saved registers. Call thumb_find_work_register if we need a
2790 scratch register on Thumb.
2791 (arm_expand_prologue): Pass empty register set to
2792 arm_load_pic_register.
2793 (thumb_expand_prologue): Pass live_regs_mask directly to
2794 arm_load_pic_register.
2795 * arm-protos.h (arm_load_pic_register): Update prototype.
2797 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2799 * sh.c (find_sole_member): New function.
2800 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2801 if the record's alignment is larger than the size of its only member.
2803 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2806 * arm.c (thumb_legitimize_reload_address): New function.
2807 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2808 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2810 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2812 * config/crx/crx.c: Implement crx_decompose_address. Reject
2813 symbolic displacements since CRX register relative adressing
2814 mode can't handle unsigned 32-bit values as displacements.
2815 * config/crx/crx.h: Simplify definitions, remove redundant
2816 parenthesis and obsolete macros.
2817 * config/crx/crx.opt: Add new switch for debugging addresses.
2818 * config/crx/crx-protos.h: Add new declarations for above.
2820 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2823 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2826 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2828 * collect2.c (dup2): Delete.
2829 * configure.ac: Don't check for dup2.
2831 * config.in, configure: Regenerate.
2833 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2835 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2836 record with the type of its only member.
2838 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2840 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2841 define_insn_and_split.
2842 (plus_ltu<mode>_compare): Same.
2843 (gtu<mode>_compare): Same.
2844 (plus_gtu<mode>_compare): Same.
2846 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2848 PR tree-optimization/22228
2849 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2851 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2852 are recorded in vect_vnames_to_rename for renaming.
2853 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2854 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2855 in vect_vnames_to_rename.
2856 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2857 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2859 2005-08-18 Jan Hubicka <jh@suse.cz>
2862 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2863 info only for local statics, not for member variables.
2865 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2867 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2869 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2871 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2873 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2876 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2878 2005-08-17 James E Wilson <wilson@specifix.com>
2880 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2883 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2885 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2886 (leu<mode>_compare): Same.
2887 (plus_leu<mode>): Same.
2888 (neg_leu<mode>): Same.
2889 (and_neg_leu<mode): Same.
2890 (ltu<mode>_compare): Same.
2891 (plus_ltu<mode>): Same.
2893 (geu<mode>_compare): Same.
2894 (plus_geu<mode>): Same.
2895 (neg_geu<mode>): Same.
2896 (and_neg_geu<mode>): Same.
2897 (plus_gt<mode>): Same.
2898 (gtu<mode>_compare): Same.
2899 (plus_gtu<mode>): Same.
2901 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2903 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2904 Move call_table_data to end. Delete spurious .text.
2905 (callt_save_all_interrupt): Fix comment typo.
2907 2005-08-17 James E Wilson <wilson@specifix.com>
2908 Kevin Winchester <winchester@amirix.com>
2911 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2913 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2916 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2917 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2919 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2921 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2922 record with the type of its only member if the modes don't match.
2924 * varasm.c (decode_reg_name): Skip empty additional register names.
2926 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2928 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2929 lsm_tmp_name_length): New.
2930 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2931 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2933 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2934 Andreas Krebbel <krebbel1@de.ibm.com>
2936 * config.gcc: Added z9-109 switch.
2937 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2938 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2939 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2940 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2941 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2942 for "z9_109" cpu attribute.
2943 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2944 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2945 (s390_handle_arch_option): Added z9-109 switch.
2946 (override_options): Set respective cost function for z9-109.
2947 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2948 (legitimate_reload_constant_p): Accept extended immediates.
2949 (print_operand): Three new output modifiers added: k, m and o.
2950 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2951 (s390_output_mi_thunk): Use extended immediate when possible.
2952 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2953 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2954 (CONSTRAINT_LEN): Added length of O constraint.
2955 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2956 * config/s390/s390.md ("cpu"): New value z9_109 added.
2957 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2958 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2959 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2960 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2961 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2962 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2963 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2964 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2965 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2966 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2967 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2968 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2969 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2970 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2971 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2973 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2974 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2975 insns for TARGET_EXTIMM.
2977 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2979 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2981 2005-08-17 Nick Clifton <nickc@redhat.com>
2983 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2984 Call default_encode_section_info.
2986 2005-08-17 Steven Bosscher <stevenb@suse.de>
2988 PR tree-optimization/21574
2989 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2990 constant, return CONSTANT.
2991 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2992 (ccp_fold, visit_assignment): Likewise.
2993 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2995 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2997 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2998 fold_buildN instead of buildN then fold_initializer or fold.
2999 (build_unary_op): Likewise.
3000 (build_binary_op): Likewise.
3001 * fold-const.c (fold_initializer): Remove.
3002 (fold_build1_initializer): New function.
3003 (fold_build2_initializer): New function.
3004 (fold_build3_initializer): New function.
3005 * tree.h (fold_initializer): Remove.
3006 (fold_build1_initializer): New function.
3007 (fold_build2_initializer): New function.
3008 (fold_build3_initializer): New function.
3010 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3012 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3013 (try_move_mult_to_index): Call fold_build2 instead of build2.
3014 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3015 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3016 fold_binary_to_constant.
3017 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3019 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3020 check if A == gcd (A, B). Remove TYPE argument.
3021 (analyze_offset) Use fold_build2 instead of fold (build.
3022 (create_data_ref): Likewise.
3023 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3024 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3027 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3029 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3030 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3032 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3035 * gimplify.c (zero_sized_type): New function.
3036 (gimplify_modify_expr_rhs): If we have a zero sized type,
3037 replace the statement with an empty statement.
3039 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3041 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3044 2005-08-16 Ian Lance Taylor <ian@airs.com>
3046 * doc/tm.texi (Label Output): Correct typo.
3048 2005-08-16 Steven Bosscher <stevenb@suse.de>
3051 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3052 force_operand will work later on using have_insn_for.
3054 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3056 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3058 2005-08-16 Ian Lance Taylor <ian@airs.com>
3061 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3062 vector type, don't try to construct it element by element. Add an
3063 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3065 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3067 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3069 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3071 * doc/invoke.texi (Precompiled Headers): Document some more options
3072 which are known to be safe.
3074 2005-08-16 James E Wilson <wilson@specifix.com>
3076 PR tree-optimization/21105
3077 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3078 TREE_OVERFLOW check.
3080 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3082 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3083 (neg_ltu<mode>): Same.
3085 (neg_gtu<mode>): Same.
3087 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3089 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3090 (fold_builtin_isdigit): Use fold_buildN.
3091 (build_function_call_expr): Likewise.
3092 * c-typeck.c (c_finish_loop): Likewise.
3094 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3095 Richard Shann <rshann@superh.com>
3097 PR middle-end/20396:
3098 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3100 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3102 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3104 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3107 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3108 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3111 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3114 * fold-const.c (build_range_check): Disable optimization for function
3115 pointer expressions on targets that require function pointer
3118 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3120 * simplify-rtx.c (simplify_const_relational_operation): When
3121 extracting arguments of a COMPARE, recompute the mode as well.
3123 2005-08-15 Ian Lance Taylor <ian@airs.com>
3125 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3127 2005-08-15 DJ Delorie <dj@redhat.com>
3129 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3131 (movsi_splittable): Allow, but split, moves to the stack.
3132 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3135 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3137 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3138 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3139 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3141 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3142 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3143 Delete HOST_PTR_PRINTF.
3145 * configure, config.in: Regenerate.
3147 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3149 * config/rs6000/rs6000.md (QHSI): New mode macro.
3150 (wd): Extend mode attr for QImode and HImode
3151 (dbits): New mode attr.
3152 (zero_extend<mode>di2): Convert to mode macro.
3154 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3157 * doc/invoke.texi (-mgnu-ld): Update description.
3160 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3163 * Makefile.in (tree-chrec.o): Depends on real.h.
3164 * tree-chrec.c: Include real.h.
3165 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3166 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3167 * tree-scalar-evolution.c (add_to_evolution_1,
3168 interpret_rhs_modify_expr): Ditto.
3170 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3173 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3174 step is negative compute the estimation from init downwards to zero.
3176 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3178 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3180 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3182 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3184 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3185 Accept double-word constants that can be split.
3186 * config/s390/s390.md ("movti"): Use 'P' constraint.
3187 ("*movdi_31", "*movdf_31"): Likewise.
3189 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3191 Fix PR tree-optimization/22615
3193 * tree-ssa-structalias.c (solution_set_add): Handle
3194 first_vi_for_offset returning NULL.
3195 (do_da_constraint): Ditto.
3196 (do_sd_constraint): Ditto.
3197 (do_ds_constraint): Ditto
3198 (find_func_aliases): Ditto.
3199 (build_constraint_graph): RHS is allowed be ANYTHING.
3200 (first_vi_for_offset): Return NULL if we couldn't find anything at
3203 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3205 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3206 over memory as first operand.
3208 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3211 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3212 available for setting it.
3214 2005-08-14 Ira Rosen <irar@il.ibm.com>
3216 PR tree-optimization/23320
3217 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3218 data-refs' types instead of base object nullness. Add check for
3219 pointer type data-refs before first location comparison. Remove
3222 2005-08-14 Andreas Schwab <schwab@suse.de>
3224 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3226 2005-08-13 James E Wilson <wilson@specifix.com>
3228 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3229 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3230 -fstack-protector-all, --param ssp-buffer-size): Document.
3231 (-Wvariadic-macros): Alphabetize.
3232 (-fsched-stalled-insns-dep): Add missing 'f'.
3234 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3237 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3239 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3240 or indirect address operand.
3241 (EXTRA_ADDRESS_CONSTRAINT): New.
3242 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3244 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3246 PR tree-optimization/22236
3247 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3248 successors and predecessors.
3249 * tree-chrec.c (chrec_convert): Before converting, check that
3250 sequences don't wrap.
3251 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3252 (analyze_array): Extern.
3253 (find_data_references_in_loop): Remove call to
3254 compute_estimated_nb_iterations.
3255 * tree-data-ref.h (analyze_array): Declared.
3256 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3257 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3258 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3259 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3261 * tree-ssa-loop-ivcanon.c: Fix documentation.
3262 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3263 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3264 (infer_loop_bounds_from_undefined): New.
3265 (estimate_numbers_of_iterations_loop): Use
3266 infer_loop_bounds_from_undefined.
3267 (used_in_pointer_arithmetic_p): New.
3268 (scev_probably_wraps_p): Pass an extra parameter. Call
3269 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3270 (convert_step): Fix documentation.
3271 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3272 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3273 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3274 scev_probably_wraps_p.
3276 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3278 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3279 (s390_register_info): Ignore clobbered_regs information for fixed
3280 registers, and only fixed registers.
3281 (s390_init_frame_layout): Remove redundant call.
3283 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3285 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3286 description of -Wold-style-casts.
3288 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3289 Jakub Jelinek <jakub@redhat.com>
3291 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3292 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3293 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3294 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3295 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3296 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3297 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3298 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3299 ("stack_protect_set", "stack_protect_test"): New expanders.
3300 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3301 "stack_protect_testdi"): New insn definitions.
3303 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3305 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3307 2005-08-12 Paul Brook <paul@codesourcery.com>
3309 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3311 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3313 * config/s390/predicates.md (setmem_operand): New predicate.
3314 (shift_count_operand): Accept ANDs with special constants as
3316 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3317 with special constants.
3318 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3319 shift_count_operand with setmem_operand.
3321 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3323 * config/s390/s390.c (s390_extract_part, s390_single_part):
3325 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3326 (s390_output_mi_thunk): Don't use lg on 31 bit.
3327 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3328 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3330 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3332 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3333 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3334 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3335 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3336 with one of the new macros.
3338 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3340 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3341 Don't set save_return_addr_p.
3342 (s390_register_info): Make clobbered_regs not depending on
3345 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3347 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3348 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3350 2005-08-11 James E. Wilson <wilson@specifix.com>
3352 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3354 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3356 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3357 locations gathered by var-tracking in single entry loc_list
3358 over loc_descriptor_from_tree.
3360 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3361 pass it down to loc_descriptor.
3362 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3363 (containing_function_has_frame_base): Move earlier in the file.
3364 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3365 instead of always assuming fbreg can't be used.
3367 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3369 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3370 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3371 Accept address wrapped in AND for Altivec.
3372 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3373 Strip AND wrapping offset address for Altivec.
3375 2005-08-11 Richard Henderson <rth@redhat.com>
3378 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3379 before using TYPE_IS_SIZETYPE.
3381 2005-08-11 Richard Henderson <rth@redhat.com>
3384 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3385 insn types not present on ev4.
3386 (alphaev5_insn_pipe): Similarly.
3388 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3391 * arm.c (arm_override_options): If the user has selected callee-super-
3392 interworking, then enable normal interworking.
3394 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3396 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3399 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3401 * doc/rtl.texi: Fix two typos.
3403 2005-08-11 Richard Guenther <rguenther@suse.de>
3406 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3407 cases where we call to/from functions returning void.
3409 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3412 * tree.c (build_pointer_type_for_mode): Robustify.
3414 2005-08-10 James E Wilson <wilson@specifix.com>
3416 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3417 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3419 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3422 2005-08-10 Eric Christopher <echristo@apple.com>
3424 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3425 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3428 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3431 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3432 for the high part when generating dynamic-no-pic code.
3434 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3436 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3437 (x86_64-*-linux*): Likewise.
3439 * config/i386/crtfastmath.c: New file.
3440 * config/i386/t-crtfm: Likewise.
3442 * config/i386/linux.h (ENDFILE_SPEC): New.
3443 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3445 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3448 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3450 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3451 (vec_shl, vec_shr): Document new operations.
3452 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3454 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3456 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3457 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3458 change predicate to indexed_or_indirect_address.
3460 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3462 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3463 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3464 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3465 and __aeabi_uwrite8.
3466 * config/arm/unaligned-funcs.c: New file.
3467 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3469 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3471 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3473 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3474 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3476 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3477 * final.c (pass_shorten_branches): Add dump.
3478 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3479 (pass_life): Rename dump.
3480 (rest_of_handle_flow2): Remove initial verify_flow_info.
3481 * function.c (pass_instantiate_virtual_regs): Add dump.
3482 * integrate.c (pass_initial_value_sets): Add dump.
3483 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3484 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3485 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3486 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3487 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3488 gate_rtl_unrool_and_peel_loops): New.
3489 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3490 rtl_doloop): Do not look at flags.
3491 * mode-switching.c (pass_mode_switching): Add dump.
3492 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3493 pass_split_before_regstack): Add dump.
3494 * regmove.c (pass_stack_adjustments): Add dump.
3495 * tree-optimize.c (pass_fixup_cfg): Add dump.
3497 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3500 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3501 deciding which instruction sequence to use.
3503 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3505 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3506 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3508 2005-08-09 Richard Guenther <rguenther@suse.de>
3510 * c-common.c (builtin_function_2): Remove.
3511 (def_builtin_1): New function.
3512 (c_common_nodes_and_builtins): Use def_builtin_1 to
3513 build builtin functions.
3515 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3517 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3518 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3519 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3522 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3524 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3525 fold_binary instead of fold_build2 since we don't care about the
3527 (loop_niter_by_eval): Likewise.
3528 (compare_trees): Likewise.
3529 (proved_non_wrapping_p): Likewise.
3531 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3535 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3536 if the if is really empty.
3538 2005-08-09 Steven Bosscher <stevenb@suse.de>
3540 PR tree-optimization/23234
3541 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3542 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3543 argument of the new enum.
3544 (execute_cse_reciprocals): Add reciprocals for function arguments
3545 on the unique successor edge of the entry block. Update other calls
3546 to execute_cse_reciprocals_1.
3548 2005-08-08 Richard Henderson <rth@redhat.com>
3551 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3553 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3555 * expr.c (write_complex_part): Return after handling MEM.
3557 2005-08-08 Josh Conner <jconner@apple.com>
3559 PR rtl-optimization/23241
3560 * combine.c (simplify_comparison): Fix error in determining
3561 whether to lift a subreg from comparison.
3563 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3566 * config/rs6000/altivec.md (vec_init<mode>): New.
3567 (vec_set<mode>): New.
3568 (vec_extract<mode>): New.
3569 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3570 (rs6000_expand_vector_set): New.
3571 (rs6000_expand_vector_extract): New.
3572 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3573 for Altivec modes before reload.
3574 (altivec_expand_vec_init_builtin): New.
3575 (get_element_number): New.
3576 (altivec_expand_vec_set_builtin): New.
3577 (altivec_expand_vec_ext_builtin): New.
3578 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3580 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3582 * config/rs6000/rs6000.h (rs6000_builtins): Add
3583 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3584 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3585 * config/rs6000/rs6000-protos.h: Declare new functions.
3587 2005-08-08 Jan Hubicka <jh@suse.cz>
3589 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3590 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3591 * i386.md (movdi*): Use pic_32bit_operand.
3592 * predicates.md (pic_32bit_operand): New.
3594 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3597 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3599 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3601 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3602 (test_for_singularity): Use fold_build2.
3604 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3606 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3608 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3610 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3611 (COMMON_ASM_OP) Define.
3612 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3613 (ix86_encode_section_info): Likewise.
3614 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3615 SUBTARGET_ENCODE_SECTION_INFO.
3617 2005-08-06 Richard Henderson <rth@redhat.com>
3620 * tree-nested.c (convert_local_reference): Save and restore val_only
3621 around component_ref and friends. Clear walk_subtrees by default.
3623 2005-08-06 Peter O'Gorman <peter@pogma.com>
3626 * gcc.c (process_command): Check the argument to -b has a dash.
3627 * doc/invoke.texi: Update -b and -V docs.
3629 2005-08-06 James E Wilson <wilson@specifix.com>
3631 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3633 2005-08-06 Michael Matz <matz@suse.de>
3635 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3636 member only if only one insn is associated with the value.
3638 2005-08-06 Nick Clifton <nickc@redhat.com>
3640 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3642 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3643 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3644 Check symbol flags instead of symbol name mangling.
3645 (xstormy16_asm_output_aligned_common): Likewise. Also
3646 simplify code since the bss100_section cass is the only case
3647 where the below100 code will be triggered.
3648 (xstormy16_encode_section_info): Encode below100 attribute
3649 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3651 (xstormy16_strip_name_encoding): Delete - this function is no
3653 (TARGET_STRIP_NAME_ENCODING): Undefine.
3654 * config/stormy16/stormy16-protos.h: Delete prototype for
3655 xstormy16_strip_name_encoding.
3657 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3659 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3660 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3661 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3662 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3663 config/alpha/predicates.md, config/arc/arc.h,
3664 config/arm/arm.h, config/arm/ieee754-df.S,
3665 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3666 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3667 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3668 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3669 config/m68hc11/m68hc11.h, config/mips/mips.c,
3670 config/mips/mips.h, config/mips/openbsd.h,
3671 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3672 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3673 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3674 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3675 config/sparc/linux.h, config/sparc/linux64.h,
3676 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3677 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3678 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3679 typos. Follow spelling conventions.
3681 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3684 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3685 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3686 specially. Check for side effects only for COND_EXPR.
3687 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3688 return with TREE_NO_WARNING.
3690 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3692 PR rtl-optimization/23233
3693 * loop.c (combine_movables): Require the modes to be the same.
3694 (move_movables): Remove handling of cases where the replacement
3695 had a different mode to the original.
3697 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3699 PR tree-optimization/23128
3700 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3701 subtraction wrap, and set TREE_OVERFLOW if they do.
3703 2005-08-05 Richard Henderson <rth@redhat.com>
3706 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3707 FORCED_LABEL labels.
3709 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3712 * reload.c (find_reloads_subreg_address): Pass down TYPE
3713 unchanged. Change all callers except find_reloads_toplev.
3715 2005-08-05 Michael Matz <matz@suse.de>
3717 * genattrtab.c (current_alternative_string): Remove.
3718 (SIMPLIFY_ALTERNATIVE): Ditto.
3719 (attr_alt_bit_p): Ditto.
3720 (alternative_name): Make const char *.
3721 (evaluate_eq_attr): Remove use of above things.
3722 (simplify_test_exp): Ditto.
3723 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3724 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3726 2005-08-04 James E Wilson <wilson@specifix.com>
3728 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3729 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3730 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3731 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3732 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3734 2005-08-04 Richard Henderson <rth@redhat.com>
3737 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3738 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3739 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3740 if we'd have to instantiate too many members.
3742 2005-08-04 Richard Henderson <rth@redhat.com>
3745 * tree-outof-ssa.c (coalesce_asm_operands): New.
3746 (coalesce_ssa_name): Use it. Split out ...
3747 (coalesce_phi_operands, coalesce_result_decls): ... these.
3749 2005-08-04 Paul Brook <paul@codesourcery.com>
3751 * read-rtl.c (read_quoted_string): Break if EOF.
3753 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3755 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3756 (fold_build2): Likewise.
3757 (fold_build3): Likewise.
3758 (fold_build1_stat): New function prototype.
3759 (fold_build2_stat): Likewise.
3760 (fold_build3_stat): Likewise.
3761 * fold-const.c (fold_build1): Rename to ..
3762 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3763 through to build1_stat.
3764 (fold_build2): Rename to ..
3765 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3766 through to build2_stat.
3767 (fold_build3): Rename to ..
3768 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3769 through to build3_stat.
3771 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3772 Ian Lance Taylor <ian@airs.com>
3774 * function.c (assign_stack_local_1): Do not correct stack slot
3775 address if allocation size is smaller than mode size.
3777 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3780 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3781 (tree_merge_blocks): Propagate anything allowed by
3783 Clarify documentation.
3784 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3785 SSA form, schedule an update if necessary.
3787 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3789 * doc/install.texi (Binaries): Remove broken link to
3790 Sinix/Reliant Unix binaries.
3792 2005-08-03 Richard Henderson <rth@redhat.com>
3795 * function.c (stack_protect_epilogue): Export.
3796 * tree.h (stack_protect_epilogue): Declare.
3797 * calls.c (expand_call): Call it.
3799 2005-08-03 Eric Christopher <echristo@apple.com>
3801 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3802 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3805 2005-08-04 Jan Hubicka <jh@suse.cz>
3807 * profile.c (branch_prob): Split edges with goto locus on them
3808 to get proper line counts.
3809 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3811 2005-08-03 Paul Brook <paul@codesourcery.com>
3813 * function.c (assign_parms): Round current_function_args_size
3814 to PARM_BOUNDARY, not STACK_BOUNDARY.
3816 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3818 * config/i386/i386.c (x86_elf_aligned_common)
3819 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3821 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3823 PR tree-optimization/23157
3824 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3825 before emitting them.
3827 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3829 PR tree-optimization/19899
3830 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3831 * tree-scalar-evolution.c: Include real.h.
3832 (add_to_evolution): Build constant -1 of correct type.
3834 2005-08-03 Jan Hubicka <jh@suse.cz>
3836 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3837 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3838 profile updating for complette unrolling.
3839 * loop-unroll.c (peel_loop_completely): Use it.
3840 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3841 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3844 2005-08-03 Paul Brook <paul@codesourcery.com>
3846 * combine.c (can_change_dest_mode): New function.
3847 (try_combine, simplify_set): Use it.
3849 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3851 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3854 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3856 * doc/install.texi (Specific): Adjust link to openavr.org.
3857 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3858 (Binaries): Adjust HP-UX Porting Center link.
3859 (Binaries): Adjust Free Software Foundation ordering link.
3861 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3863 * convert.c (convert_to_integer): Use fold_build1 instead of
3864 build1 when converting an integer to an integer.
3866 2005-08-02 Richard Henderson <rth@redhat.com>
3868 * combine.c (combine_instructions): Don't use reg_equal/equiv
3869 results if the mode doesn't match.
3871 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3873 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3874 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3876 2005-08-02 Richard Henderson <rth@redhat.com>
3879 * explow.c (memory_address): Remove special-case for
3880 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3882 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3885 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3886 number of calls to cleanup_tree_cfg_1.
3888 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3890 * doc/invoke.texi: document file extensions .F90 and .F95
3892 2005-08-02 Richard Guenther <rguenther@suse.de>
3894 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3895 positive if its first argument is positive.
3897 2005-08-02 Richard Guenther <rguenther@suse.de>
3899 PR tree-optimization/23177
3900 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3903 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3905 PR tree-optimization/23129
3906 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3907 varying for divisions with anti-ranges.
3909 2005-08-02 Jan Hubicka <jh@suse.cz>
3911 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3912 * tree-ssa-threadupdate.c (thread_block): Add it here.
3914 2005-08-01 James E Wilson <wilson@specifix.com>
3916 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3917 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3918 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3920 * config/mips/predicates.md (const_call_insn_operand): Add check for
3921 SYMBOL_REF_LONG_CALL_P.
3922 * doc/extend.texi (long_call): Document the new attribute.
3924 2005-08-01 Ian Lance Taylor <ian@airs.com>
3925 Richard Henderson <rth@redhat.com>
3927 * Makefile.in (RTL_BASE_H): Add real.h.
3928 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3930 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3932 * rtl.c (rtl_check_failed_code_mode): New.
3933 * rtl.h (struct rtx_def): Add u.rv.
3934 (XCMWINT, XCNMPRV): New.
3935 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3936 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3938 2005-08-01 Richard Henderson <rth@redhat.com>
3940 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3941 with auto-inc codes.
3943 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3945 2005-08-01 Jan Hubicka <jh@suse.cz>
3947 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3948 * i386.c: Include dwarf2.h
3949 (asm_preferred_eh_data_format): New.
3950 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3952 2005-08-01 Ian Lance Taylor <ian@airs.com>
3954 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3955 randomize_va_space for virtual address randomization control.
3957 2005-08-01 Steven Bosscher <stevenb@suse.de>
3959 * common.opt (flag_ipa_cp): Put in right place to maintain
3962 2005-08-01 Jan Hubicka <jh@suse.cz>
3964 * profile.c (compute_value_histograms): Fix thinko.
3965 * value-prof.c: Include toplev.h
3966 (check_counter): New function.
3967 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3968 tree_mod_subtract_transform): Add sanity check.
3970 2005-08-01 Richard Guenther <rguenther@suse.de>
3972 PR tree-optimization/23133
3973 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3974 current functions parameter decls to find defs to cse
3977 2005-08-01 Richard Guenther <rguenther@suse.de>
3979 PR tree-optimization/23109
3980 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3981 If trapping math is in effect, use post-dominator information
3982 to check if we'd in any case reach a trapping point before
3983 doing the reciprocal insertion.
3984 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3985 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3986 expressions are invariant only if trapping math is not in effect.
3988 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3990 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3991 cgraph_function_versioning): New declarations.
3992 * cgraphunit.c: Add include to ipa-prop.h.
3993 (update_call_expr, cgraph_copy_node_for_versioning,
3994 cgraph_function_versioning): New functions.
3995 * integrate.c (copy_decl_for_inlining): Remove.
3996 * ipa-prop.h (ipa_replace_map): New struct.
3997 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3998 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3999 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4000 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4001 ipcp_iterate_stage, ipcp_method_scale_print,
4002 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4003 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4004 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4005 ipcp_update_bb_counts, ipcp_update_profiling,
4006 ipcp_update_edges_counts): New functions.
4007 (ipcp_method_cval_init): Remove restriction regarding local methods.
4008 (ipcp_init_stage): Add ipcp_method_compute_scale.
4009 (ipcp_insert_stage): Add versioning.
4010 (ipcp_structures_print): Add ipcp_method_scale_print.
4011 (ipcp_driver): Dump profiling info.
4012 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4013 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4014 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4015 (struct inline_data): Add versioning_p, ipa_info, new fields.
4016 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4017 declare_return_variable): Replace calls to copy_decl_for_inlining with
4019 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4021 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4022 Add argument VERSIONING.
4023 (copy_arguments_for_versioning, copy_static_chain,
4024 function_versionable_p, tree_versionable_function_p,
4025 tree_function_versioning, replace_ref_tree): New functions.
4026 * tree-inline.h: Include varray.h.
4027 (tree_versionable_function_p, tree_function_versioning,
4028 tree copy_decl_for_dup): New declarations.
4030 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4032 * ipa-cp.c: New file. Contains IPCP specific functionality.
4033 * ipa-prop.h: New file. Contains structures/definitions that can be
4034 used by several interprocedural data flow optimizations (and also IPCP).
4035 * ipa-prop.c: New file.
4036 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4037 * common.opt: Add ipa-cp flag.
4038 * timevar.def: Add IPCP optimization.
4039 * tree-optimize.c (init_tree_optimization_passes): Schedule
4041 * tree-pass.h (pass_ipa_cp): Declare.
4043 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4045 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4046 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4047 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4048 config/i386/i386.c, config/mips/mips.h,
4049 config/rs6000/rs6000.h, config/sh/sh.c,
4050 config/stormy16/stormy16.c: Fix comment typos.
4052 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4055 * c-typeck.c (build_binary_op): Use common_type wrapper on
4057 (common_type): Update comment.
4059 2005-07-31 Steven Bosscher <stevenb@suse.de>
4062 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4063 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4064 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4066 2005-07-31 Jan Hubicka <jh@suse.cz>
4068 * pretty-print.h (pp_widest_integer): New macro.
4069 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4072 2005-07-31 Jan Hubicka <jh@suse.cz>
4074 * output.h (enum section_category): Export from varasm.c
4075 (categorize_decl_for_section): Likewise.
4076 * varasm.c (enum section_category): Kill.
4077 (categorize_decl_for_section): Make global.
4078 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4080 * i386.c (ix86_section_threshold): New static variable.
4081 (ix86_in_large_data_p, ix86_encode_section_info,
4082 x86_64_elf_unique_section,
4083 x86_64_elf_select_section): New functions.
4084 (TARGET_ENCODE_SECTION_INFO): Define
4085 (override_options): Enable medium model for PIC.
4086 (ix86_expand_prologue): Expand gen_set_got_rex64.
4087 (legitimate_constant_p): Handle new UNSPECs.
4088 (legitimate_pic_address_disp_p): Likewise.
4089 (legitimize_pic_address): Lower MEDIUM model addressing.
4090 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4091 (enum cmodel): Add MEDIUM_PIC.
4092 (SYMBOL_REF_FAR_ADDR_P): New macro.
4093 (SYMBOL_FLAG_FAR_ADDR): New flag.
4094 * i386.md (movdi): Support medium model.
4095 (set_got_rex64): New pattern.
4096 * i386.opt (mlarge-data-threshold): New flag.
4097 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4098 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4099 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4100 TARGET_ASM_UNIQUE_SECTION): New.
4102 * invoke.texi (-mlarge_data_threshold): Document
4104 2005-07-31 Jan Hubicka <jh@suse.cz>
4106 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4107 (coalesce_vars): Likewise.
4108 * tree-ssa-live.c (coalesce_cost): New.
4109 (build_tree_conflict_graph): Use coalesce_cost.
4110 * tree-ssa-live.h (coalesce_cost): Declare.
4112 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4114 * arm.md (all peepholes for post-increment operations): Delete.
4115 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4116 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4117 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4118 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4119 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4121 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4123 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4126 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4129 * doc/invoke.texi: Document -rdynamic.
4131 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4134 * c-parser.c (c_parser_parms_list_declarator): Call
4135 mark_forward_parm_decls.
4136 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4137 decls with visibility structure.
4139 2005-07-30 Paul Brook <paul@codesourcery.com>
4141 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4143 2005-07-30 Paul Brook <paul@codesourcery.com>
4145 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4147 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4149 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4151 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4154 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4155 nested function declarators.
4156 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4157 (grokparms): Call warn_if_shadowing for parameters used within the
4159 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4160 not used within the parameter list.
4161 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4163 2005-07-30 Jan Hubicka <jh@suse.cz>
4165 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4166 * i386.c (ix86_fixup_binary_operands): Likewise.
4167 (ix86_expand_unary_operator): Likewise.
4168 (ix86_expand_fp_absneg_operator): Likewise.
4169 * optabs.c (expand_vec_cond_expr): Validate dest.
4171 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4174 * real.c (real_from_string): Also set last bit if there is a
4175 nonzero hex digit beyond GCC's internal precision after ".".
4177 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4179 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4180 define_constants. Change duplicate values to unassigned numbers.
4181 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4182 (*altivec_vspltsf): New.
4183 (altivec_vperm_v4sf): Delete.
4184 (altivec_vperm_<mode>): Use mode macro V.
4185 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4186 (altivec_predicate_v4sf): Delete.
4187 (altivec_predicate_<mode>): Use mode macro V.
4188 (*altivec_lvesfx): New.
4189 (*altivec_stvesfx): New.
4190 (vec_realign_load_v4sf): Delete.
4191 (vec_realign_load_<mode>): Use mode macro V.
4192 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4195 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4198 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4200 * configure: Regenerated.
4202 2005-07-29 Paul Brook <paul@codesourcery.com>
4204 * doc/install.texi: Add link to GFortran binaries wiki page.
4206 2005-07-29 David Ung <davidu@mips.com>
4208 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4209 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4210 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4211 * config/mips/mips.md (cpu): Add 5kf name.
4212 (includes): Includes 5k.md.
4213 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4214 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4217 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4220 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4221 (cleanup_tree_cfg): ... here.
4222 Call cleanup_tree_cfg_1 until there are no more cleanups to
4225 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4227 * tree-vrp.c (compare_range_with_value): Return true or false
4228 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4229 EQ_EXPR respectively.
4231 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4233 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4236 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4238 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4239 (tree_ssa_dominator_optimize): Increment it.
4240 (dump_dominator_optimization_stats): Print it.
4242 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4243 Steven Bosscher <stevenb@suse.de>
4245 PR rtl-optimization/23117
4246 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4247 when head == tail. Tidy comment.
4249 2005-07-28 Richard Henderson <rth@redhat.com>
4251 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4252 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4253 * jump.c (rtx_renumbered_equal_p): Likewise.
4254 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4255 CONST_INT and CONST_DOUBLE.
4256 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4257 * reload.c (operands_match_p): Special case CONST_INT and
4258 CONST_DOUBLE; check mode earlier.
4260 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4263 * c-typeck.c (convert_for_assignment): Do not check
4264 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4266 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4269 * c-typeck.c (composite_type): Prefer constant size arrays to
4272 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4275 * real.c (real_from_string): Set last bit if there is a nonzero
4276 hex digit beyond GCC's internal precision.
4278 2005-07-28 Richard Henderson <rth@redhat.com>
4281 * cfgcleanup.c (try_forward_edges): Watch out for end of
4284 2005-07-28 James E Wilson <wilson@specifixinc.com>
4287 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4289 2005-07-28 Jan Hubicka <jh@suse.cz>
4291 * Makefile.in (rtl-profile.o): Kill all traces of it.
4292 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4293 * coverage.h (rtl_coverage_counter_ref): Kill.
4294 * opts.c (flag_speculative_prefetching_set): Kill.
4295 (flag_loop_optimize_set): New.
4296 (common_handle_option): Disable loop optimizer when profiling;
4297 do not handle speculative prefetching.
4298 * passes.c (init_optimization_passes): Replace pass_profiling combo
4299 by branch_prob pass.
4300 * profile.c (compute_value_histograms): Update for simplified value
4302 (rtl_register_profile_hooks): Kill.
4303 (pass_profiling): Kill.
4304 (rest_of_handle_branch_prob): Do not profile.
4305 * toplev.c (process_options): Remove speculative prefetching.
4306 * toplev.h (flag_tree_based_profiling): Kill.
4307 * tree-profile.c (prepare_instrumented_value,
4308 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4309 tree_gen_one_value_profiler, do_tree_profiling): Update for
4310 simplified datastructures.
4311 * value-prof.c: Add comment that speculative prefetching was dropped;
4312 update rest of file for simplified datastructures.
4313 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4314 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4315 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4316 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4317 rtl_mod_subtract, gen_speculative_prefetch,
4318 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4319 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4320 (gate_handle_value_profile_transformations,
4321 rest_of_handle_value_profile_transformations,
4322 pass_value_profile_transformations): Kill.
4323 * value-prof.h (histogram_value_t): Remove IL based unions.
4324 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4325 rtl_profile_hooks): Remove hooks.
4327 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4329 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4330 (cgraph_clone_node): Likewise.
4331 * cgraph.h (cgraph_clone_edge): Update prototype.
4332 (cgraph_clone_node): Likewise.
4333 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4335 (lookup_recursive_calls): Consider profile.
4336 (cgraph_decide_recursive_inlining): Fix updating; use new
4337 probability argument; use profile.
4338 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4339 * tree-inline.c (copy_bb): Update clal of clone_edge.
4340 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4342 * invoke.texi (min-inline-recursive-probability): Document.
4344 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4346 * doc/install.texi (Configuration): Update Valgrind homepage.
4348 2005-07-28 Richard Henderson <rth@redhat.com>
4351 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4352 labels we want to delete.
4353 (cfg_layout_merge_blocks): Likewise.
4355 2005-07-28 Richard Henderson <rth@redhat.com>
4358 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4359 when expanding to nothing.
4361 2005-07-28 Josh Conner <jconner@apple.com>
4363 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4364 (cgraph_decide_inlining_of_small_functions): Likewise.
4366 2005-07-28 Josh Conner <jconner@apple.com>
4368 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4369 direction of badness if negative.
4370 (cgraph_default_inline_p): Add reason to parameters, and assign it
4372 (cgraph_decide_inlining_of_small_functions): New parameter in call
4373 to cgraph_default_inline_p.
4374 (cgraph_decide_inlining_incrementally): Likewise.
4375 * cgraphunit.c (decide_is_function_needed): Likewise.
4376 * cgraph.h (cgraph_default_inline_p): Likewise.
4378 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4380 * builtins.c: Fix comment typo(s).
4381 * genautomata.c: Likewise.
4382 * gimplify.c: Likewise.
4383 * tree-dfa.c: Likewise.
4384 * tree-flow-inline.h: Likewise.
4385 * tree-into-ssa.c: Likewise.
4386 * tree-ssa-alias.c: Likewise.
4387 * tree-ssa-ccp.c: Likewise.
4388 * tree-ssa-copy.c: Likewise.
4389 * tree-ssa-dce.c: Likewise.
4390 * tree-ssa-dom.c: Likewise.
4391 * tree-ssa-operands.c: Likewise.
4392 * tree-tailcall.c: Likewise.
4393 * tree-vectorizer.c: Likewise.
4394 * tree-vrp.c: Likewise.
4397 2005-07-28 Jeff Law <law@redhat.com>
4399 * tree-vrp.c (test_for_singularity): Extracted from ...
4400 (simplify_cond_using_ranges): Attempt to simplify a relational
4401 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4403 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4405 PR tree-optimization/22506
4406 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4407 phis whose argument is constant.
4409 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4411 PR rtl-optimization/18992
4412 Back out this patch:
4413 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4414 PR optimization/12142
4415 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4416 uses of the register in the SET_SRC. Remove unnecessary argument.
4418 Replace it with this:
4419 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4420 if flag_non_call_exceptions is set and the insn may trap, pass
4421 pc_rtx as dest for recursion.
4422 In SET_SRC part of SET case, if dest is already set, pass it down
4425 2005-07-28 Jan Hubicka <jh@suse.cz>
4427 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4428 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4429 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4431 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4432 profile when available.
4434 2005-07-28 Jan Beulich <jbeulich@novell.com>
4436 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4437 (ia64_print_operand): Describe and handle 'X'.
4438 (ia64_register_move_cost): Also handle FP_REGS.
4439 (ia64_preferred_reload_class): Likewise.
4440 (ia64_secondary_reload_class): Likewise.
4441 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4442 it. Also check for ITANIUM_CLASS_FLDP.
4443 * config/ia64/ia64.h (FP_REGNO_P): New.
4444 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4445 (reg_class): Add FP_REGS.
4446 (REG_CLASS_NAMES): Adjust for it.
4447 (REG_CLASS_CONTENTS): Likewise.
4448 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4449 (REG_CLASS_FROM_LETTER): Handle 'x'.
4450 (CLASS_MAX_NREGS): Handle FP_REGS.
4451 (MEMORY_MOVE_COST): Likewise.
4452 * config/ia64/ia64.md (itanium_class): Add fldp.
4453 (type): Handle fldp.
4454 (movti_internal): More allowable operand combinations. Use ldfp8 when
4455 splitting unnecessary. Remove predicable attribute. Adjust
4456 itanium_class attribute.
4457 (smuldi3_highpart): Remove outdated comment.
4458 (mulditi3, umulditi3, rotlti3): New expanders.
4459 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4460 (absti2): Disabled new insn for future reference.
4461 Respective new splitters.
4462 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4463 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4464 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4466 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4468 PR rtl-optimization/23047
4469 * simplify-rtx.c (simplify_const_relational_operation): Respect
4470 flag_wrapv for comparisons with ABS.
4472 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4474 PR tree-optimization/22493
4475 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4476 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4478 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4480 * config/frv/frv.opt (moptimize-membar): New.
4482 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4484 * config/frv/frv.h: Remove machine_function definition.
4486 * config/frv/frv.c (struct frv_io): New.
4487 (struct machine_function): Moved from frv.h. Add has_membar_p.
4488 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4489 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4490 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4491 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4492 (frv_reorg): Call frv_optimize_membar when appropriate.
4493 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4494 (frv_expand_builtin): Adjust calls accordingly.
4495 (frv_io_address_cookie): New function.
4496 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4497 load or store rather than a special insn. Add ccnstant address and
4498 io-type operands to the membar.
4499 (frv_ifcvt_modify_tests): Unsign regno.
4500 (frv_ifcvt_modify_tests): Same.
4502 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4503 UNSPEC_OPTIONAL_MEMBAR constant.
4504 (builtin_read_<mode>): Delete.
4505 (builtin_write_<mode>): Delete.
4506 ("optional_membar_<mode>"): Add operand.
4508 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4509 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4510 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4511 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4512 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4513 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4514 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4515 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4516 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4518 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4520 * df.c (df_uses_record): Handle SCRATCH.
4522 2005-07-28 Steven Bosscher <stevenb@suse.de>
4525 * passes.c (rest_of_decl_compilation): If decl is a type and
4526 we have encountered errors, don't emit debug information.
4528 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4530 * params.def: Fixed comment.
4532 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4535 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4536 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4537 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4539 2005-07-27 Steven Bosscher <stevenb@suse.de>
4542 * varasm.c (assemble_start_function): Don't do anything that may
4543 require a CFG if the current function is a thunk.
4545 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4547 * doc/install.texi (Prerequisites): Mention that perl is needed
4548 to do export control in libstdc++ targetting Darwin.
4550 2005-07-27 Steven Bosscher <stevenb@suse.de>
4552 PR rtl-optimization/17808
4553 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4554 (sched_insns_conditions_mutex_p): Split out from...
4555 (add_dependence): ...here. But don't call it from here.
4556 (add_dependence_list): Check sched_insns_conditions_mutex_p
4557 before calling add_dependence.
4558 (add_dependence_list_and_free): Likewise.
4559 (fixup_sched_groups): Likewise.
4560 (sched_analyze_1): Likewise.
4561 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4562 (sched_analyze): Likewise.
4563 (sched_analyze_insn): Likewise.
4564 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4565 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4566 dependencies on all COND_EXEC insns to jumps ending basic blocks
4567 when doing intrablock scheduling.
4568 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4570 2005-07-27 Jeff Law <law@redhat.com>
4572 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4573 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4574 equivalency sets, correctly handle the case were vr0 has an
4575 equivalency set, but vr1 does not.
4577 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4579 PR tree-optimization/23073
4580 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4581 vect_print_dump_info before fprintf.
4583 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4585 PR tree-optimize/22348
4586 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4587 Fold the partial computation.
4589 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4591 PR tree-optimization/22325
4592 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4594 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4596 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4597 (force_var_cost): ... this function.
4598 (compute_phi_arg_on_exit): Export.
4600 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4602 PR tree-optimization/20773
4603 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4606 2005-07-27 Richard Guenther <rguenther@suse.de>
4608 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4609 Avoid pushing again if current struct contains only
4610 fields we decomposed.
4612 2005-07-27 Jan Hubicka <jh@suse.cz>
4614 PR tree-optimization/22574
4615 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4618 * tree-tailcall.c (decrease_profile): New function.
4619 (eliminate_tail_call): Use it.
4621 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4622 visibility flags correctly in whole program mode.
4624 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4626 PR rtl-optimization/22472
4627 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4629 2005-07-26 Steven Bosscher <stevenb@suse.de>
4631 PR tree-optimization/22504
4632 * tree-complex.c (expand_complex_addition): Use 'code' instead
4633 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4635 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4637 * config.gcc (cpu_type): Add frv case.
4638 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4639 (supported_defaults): Add fr550 case.
4641 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4644 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4645 whether a pointer of type T * may point to objects of type T *.
4647 2005-07-26 DJ Delorie <dj@redhat.com>
4649 * configure: Regenerate.
4651 2005-07-26 Dale Johannesen <dalej@apple.com>
4653 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4655 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4657 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4658 Clarify use of "build" in name.
4660 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4662 * doc/extend.texi (Raw read/write Functions): New section.
4663 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4664 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4665 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4666 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4667 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4668 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4669 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4670 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4671 * config/frv/frv.c: Add bdesc_loads global.
4672 Add bdesc_stores global.
4673 (frv_init_builtins): Add support for __builtin_{read/write}*.
4674 (frv_volatile_memref): New.
4675 (frv_expand_load_builtin): New.
4676 (frv_expand_store_builtin): New.
4677 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4678 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4679 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4680 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4681 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4682 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4683 (builtin_read_<mode>): New.
4684 (builtin_write_<mode>): New.
4685 (builtin_write64): New.
4686 (optional_membar_<mode>): New.
4688 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4690 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4691 (rather than units) against HOST_BITS_PER_WIDE_INT.
4693 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4695 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4696 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4697 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4698 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4701 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4702 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4703 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4705 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4707 2005-07-26 Richard Guenther <rguenther@suse.de>
4709 PR tree-optimization/22486
4710 * fold-const.c (fold_unary): Fold away useless component
4711 references of the form (T *)&T.x, if the address
4714 2005-07-25 James E Wilson <wilson@specifixinc.com>
4716 * dwarf2out.c (add_call_src_coords_attributes): New.
4717 (gen_inlined_subroutine_die): Call it.
4718 (maybe_emit_file, init_file_table): Add comments.
4719 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4721 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4722 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4723 * tree.h (BLOCK_SOURCE_LOCATION): New.
4724 (struct tree_block): New field locus.
4726 2005-07-26 Andreas Schwab <schwab@suse.de>
4728 PR rtl-optimization/23043
4729 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4730 when allocating a struct unoccr.
4732 2005-07-25 Richard Henderson <rth@redhat.com>
4735 * tree-complex.c (gate_no_optimization): True if errors.
4736 * Makefile.in (tree-complex.o): Update dependencies.
4738 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4740 * config/frv/predicates.md (integer_register_operand): Use
4743 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4746 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4748 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4750 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4752 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4753 types when flag_unsafe_math_optimizations is true.
4755 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4757 * gcc.c (option_map): Add --sysroot.
4758 (process_command): Handle --sysroot.
4759 (display_help): Document it.
4760 * doc/cppopts.tex (-isysroot): Document.
4761 * doc/invoke.texi (--sysroot): Document.
4762 * doc/install.texi (--with-build-sysroot): Document.
4764 * Makefile.in (inhibit_libc): New variable.
4765 (INHIBIT_LIBC_CFLAGS): Likewise.
4766 (LIBGCC2_CFLAGS): Include
4767 $(INHIBIT_LIBC_CFLAGS).
4768 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4769 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4770 ($(T)crtend.o): Likewise.
4771 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4772 ($(T)crtendS.o): Likewise.
4773 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4774 ($(T)crtendT.o): Likewise.
4775 (stmp-fixinc): Do not complain about missing headers if
4777 * configure.ac (inhibit_libc): Set it to true/false.
4778 (--with-build-sysroot): New option. Use it to set
4780 * configure: Regenerated.
4782 2005-07-25 Manfred Hollstein <mh@suse.com>
4784 * calls.c (store_one_arg): Fix unsigned comparison warning.
4786 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4789 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4790 (ggc_print_statistics): Initialize variable before use.
4792 2005-07-25 Richard Guenther <rguenther@suse.de>
4794 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4795 calling with a PHI_NODE argument.
4797 * tree-flow-inline.h (overlap_subvar): Protect against
4800 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4802 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4803 * configure: Regenerate.
4805 2005-07-25 Ira Rosen <irar@il.ibm.com>
4807 * expr.c (highest_pow2_factor): Make extern.
4808 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4809 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4810 record_array_differ_p, array_ptr_differ_p): Likewise.
4811 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4812 additional cases. Call the above functions.
4813 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4814 base_object_differ_p when there are two base objects. Otherwise, compare
4815 base address and offset. Call may_alias_p.
4816 (dump_data_reference): Use a correct field name.
4817 (analyze_array): Make static. Initialize new data-ref fields.
4818 (analyze_indirect_ref): New function.
4819 (init_data_ref): Initialize new data-ref fields.
4820 (strip_conversion): Moved from tree-vect-analyze.c.
4821 (analyze_offset_expr, get_ptr_offset, address_analysis,
4822 object_analysis): Likewise.
4823 (analyze_offset): New function.
4824 (create_data_ref): Likewise.
4825 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4826 dimensions for ARRAY_REFs only.
4827 (build_classic_dist_vector): Make static.
4828 (access_functions_are_affine_or_constant_p): Call macro to get the
4829 address of access functions.
4830 (compute_all_dependences): Add new parameter
4831 compute_self_and_read_read_dependences. Compute self and read-read
4832 dependences if it is true.
4833 (find_data_references_in_loop): Call create_data_ref. Initialize new
4835 (compute_data_dependences_for_loop): Add new parameter
4836 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4837 compute nb_loops. Call compute_all_dependences,
4838 build_classic_dist_vector and build_classic_dir_vector with correct
4840 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4841 with correct parameters. Compare dimensions for ARRAY_REFs only.
4842 (free_data_refs): Call macro to free access functions.
4843 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4844 fields from stmt_vinfo.
4845 (struct base_object_info): New structure.
4846 (struct data_reference): Move fields to base_object_info. Add fields
4847 first_location and object_info for above structures. Move fields from
4848 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4849 aligned_to. Add macros to access the new fields.
4850 Update functions declarations.
4851 * tree-flow.h (is_aliased_with): Declare.
4852 * tree-loop-linear.c (linear_transform_loops): Call
4853 compute_data_dependences_for_loop with correct parameters.
4854 * tree-ssa-alias.c (is_aliased_with): New function.
4855 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4856 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4857 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4858 vect_base_addr_differ_p, compute_subscript_distance and
4859 build_classic_dist_vector. Add printings. Check absolute value of
4861 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4863 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4864 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4865 to bytes. Add printing.
4866 (vect_compute_data_refs_alignment): Go through loads and stores in one
4868 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4869 vect_analyze_data_ref_access): Likewise.
4870 (vect_analyze_pointer_ref_access): Remove.
4871 (vect_address_analysis, vect_object_analysis): Likewise.
4872 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4873 and analyze data-refs in the loop.
4874 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4875 fields of data-ref instead of stmt. Add init to the offset from the
4877 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4878 (vect_update_init_of_dr): Likewise.
4879 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4880 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4882 (new_loop_vec_info): Initialize new fields.
4883 (destroy_loop_vec_info): Free new fields.
4884 (vect_strip_conversion): Remove.
4885 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4886 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4887 datarefs. Add new field ddrs.
4888 Add macros for the new fields access.
4889 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4890 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4891 Remove their macros.
4892 * tree.h (highest_pow2_factor): Declare.
4894 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4896 * calls.c (store_one_arg): Check for sibling call MEM arguments
4897 from already clobbered incoming argument area.
4899 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4901 * c-common.c (check_missing_format_attribute): New.
4902 * c-common.h (check_missing_format_attribute): Likewise.
4903 * c-typeck.c (convert_for_assignment): Use it.
4905 2005-07-24 Andreas Schwab <schwab@suse.de>
4907 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4908 register use a word move. Correct operand of ext.w in 68000 code.
4910 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4912 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4913 variables as declarations, rather than definitions.
4915 2005-07-24 Ira Rosen <irar@il.ibm.com>
4917 PR tree-optimization/22526
4918 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4921 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4923 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4924 that C99 reserve for future use. Use it to define clog10,
4925 clog10f and clog10l.
4927 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4929 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4930 * configure.ac: Check for -Wmissing-format-attribute.
4932 * configure: Regenerate.
4934 2005-07-23 Richard Henderson <rth@redhat.com>
4936 PR tree-optimization/22623
4937 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4939 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4942 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4944 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4946 * Makefile.in (C_TREE_H): Update dependencies.
4947 * c-tree.h: Include toplev.h.
4948 * diagnostic.h (diagnostic_set_info): Add format attribute.
4949 * rtl-error.c (diagnostic_for_asm): Likewise.
4951 2005-07-23 Chao-ying Fu <fu@mips.com>
4953 * config/mips/mips-dsp.md: New file.
4954 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4955 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4957 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4958 MIPS_BUILTIN_BPOSGE32.
4959 (mips_expand_builtin_direct): Add one parameter to indicate that
4960 builtin functions need to return a value.
4961 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4963 (mips_regno_to_class): Add classes for 12 new DSP registers.
4964 (mips_subword): Change to check four HI registers.
4965 (mips_output_move): Output move to and from 6 new DSP accumulators.
4966 (override_options): Make sure -mdsp and -mips16 are not used together.
4967 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4969 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4971 (print_operand): Add 'q' for printing DSP accumulators.
4972 (mips_cannot_change_mode_class): Check ACC_REGS.
4973 (mips_secondary_reload_class): Check ACC_REGS.
4974 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4975 (mips_register_move_cost): Check ACC_REGS.
4976 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4977 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4978 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4979 (dsp_bdesc): New array.
4980 (bdesc_arrays): Add DSP builtin function table.
4981 (mips_prepare_builtin_arg): Check predicate again after
4983 (mips_expand_builtin): Add one more parameter to
4984 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4985 MIPS_BUILTIN_BPOSGE32.
4986 (mips_init_builtins): Initialize new function types.
4987 (mips_expand_builtin_direct): Check if builtin functions need to
4988 return a value and pass operands properly.
4989 (mips_expand_builtin_bposge): New function.
4990 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4991 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4992 (FIRST_PSEUDO_REGISTER): Increase to 188.
4993 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4994 Update for 12 new DSP registers.
4995 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4996 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4997 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4998 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4999 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5000 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5001 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5002 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5003 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5004 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5005 (REGISTER_NAMES): Add names for 12 new DSP registers.
5006 * config/mips/mips.md: Include mips-dsp.md.
5007 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5008 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5009 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5010 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5011 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5012 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5013 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5014 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5015 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5016 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5017 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5018 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5019 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5020 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5021 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5022 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5023 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5024 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5025 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5026 (UNSPEC_RDDSP): New constants.
5027 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5028 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5030 * config/mips/mips.opt (-mdsp): New option.
5031 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5032 (reg_imm10_operand): New predicates.
5033 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5034 * doc/invoke.texi (-mdsp): Document new option.
5036 2005-07-22 DJ Delorie <dj@redhat.com>
5038 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5040 * tree-inline.c (inlinable_function_p): Likewise.
5042 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5045 * toplev.c (check_global_declarations): Do not mark undefined
5046 variables as DECL_IGNORED_P.
5047 * varasm.c (first_global_object_name): GTY it.
5048 (weak_global_object_name): Likewise.
5049 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5050 a string to go into {weak,first}_global_object_name.
5052 2005-07-22 DJ Delorie <dj@redhat.com>
5054 * c-format.c (check_function_format): Change warning control
5055 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5057 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5059 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5060 &PTR->FLD a dereference of PTR.
5061 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5062 a potential dereference of PTR.
5064 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5066 PR rtl-optimization/20370
5067 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5068 call allocate_reg_info if necessary.
5070 PR rtl-optimization/21848
5071 * calls.c (emit_library_call_value_1): For const functions, add
5072 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5074 PR rtl-optimization/22445
5075 * cselib.c (target.h): Include.
5076 (rtx_equal_for_cselib_p): Allow commutative matches.
5077 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5078 Remove MODE parameter. Changed all callers.
5080 PR rtl-optimization/22258
5081 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5083 (try_combine): Use likely_spilled_retval_p.
5085 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5087 * config.gcc: Add crx-elf support.
5089 * doc/contrib.texi: Mention crx.
5090 * doc/extend.texi: Document crx extensions.
5091 * doc/install.texi: Document crx install.
5092 * doc/invoke.texi: Document crx options.
5093 * doc/md.texi: Document crx constraints.
5095 * config/crx/crx-protos.h: New file.
5096 * config/crx/crx.c: New file.
5097 * config/crx/crx.h: New file.
5098 * config/crx/crx.md: New file.
5099 * config/crx/crx.opt: New file.
5100 * config/crx/t-crx: New file.
5102 2005-07-22 Manfred Hollstein <mh@suse.com>
5104 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5106 (int_add_graph_edge): Likewise.
5107 (collapse_nodes): Likewise.
5108 (process_unification_queue): Likewise.
5110 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5111 Laurent GUERBY <laurent@guerby.net>
5113 PR tree-optimization/22336
5114 * function.c (record_block_change): Check for
5115 cfun->ib_boundaries_block.
5117 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5119 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5120 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5122 2005-07-21 DJ Delorie <dj@redhat.com>
5124 * toplev.c (warn_deprecated_use): Add warning control to warning
5126 * c-typeck.c (parser_build_binary_op): Likewise.
5127 (c_finish_if_stmt): Likewise.
5128 * c-common.c (check_function_sentinel): Likewise.
5129 (check_nonnull_arg): Likewise.
5131 2005-07-21 Richard Henderson <rth@redhat.com>
5134 * tree-complex.c (complex_ssa_name_components): New.
5135 (cvc_lookup): Allow entry not found.
5136 (create_components): Remove.
5137 (create_one_component_var, get_component_var): New.
5138 (get_component_ssa_name, set_component_ssa_name): New.
5139 (extract_component): Use get_component_ssa_name.
5140 (update_complex_components): Use set_component_ssa_name.
5141 (update_complex_components_on_edge): Likewise.
5142 (update_phi_components): Create new PHI nodes directly, instead
5143 of adding insns to edges.
5144 (tree_lower_complex): Allocate and free complex_variable_components
5145 and complex_ssa_name_components here.
5147 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5149 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5150 revert to returning false.
5152 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5155 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5157 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5160 * config/i386/i386.md (cmpxf): Change operand constraints
5161 to "nonmemory_operand".
5163 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5165 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5167 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5170 * fold-const.c (fold_build1): Add checksum for the operands.
5171 (fold_build2): Likewise.
5172 (fold_build3): Likewise.
5174 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5177 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5179 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5181 * common.opt (-fforward-propagate): Committed by mistake,
5184 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5186 * reg-stack.c: Fix comment typo(s).
5187 * tree-ssa-operands.c: Likewise.
5188 * tree-vectorizer: Likewise.
5190 2005-07-21 Nick Clifton <nickc@redhat.com>
5192 * config/sh/symbian.c: Replace C++ style line comments with C
5193 style line comments.
5194 (symbian_add_attribute): Do not use a ? operator on the LHS of
5196 (sh_symbian_handle_dll_attribute): Change the type of the
5197 method vector to "VEC(tree,gc)*" and use vector accessor
5198 macros to walk over the elements.
5199 (symbian_export_vtable_and_rtti_p): Likewise.
5200 (symbian_class_needs_attribute_p): Likewise.
5202 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5205 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5206 initialize targetm.resolve_overloaded_builtin here.
5207 (altivec_expand_overloaded_builtin): Make it non-static.
5208 * config/rs6000/rs6000-protos.h
5209 (altivec_expand_overloaded_builtin): New prototype.
5210 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5211 targetm.resolve_overloaded_builtin here.
5212 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5214 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5215 Zdenek Dvorak <dvorakz@suse.cz>
5217 PR tree-optimization/19210
5218 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5220 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5221 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5222 rely on unproven assumptions.
5223 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5224 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5225 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5226 to number_of_iterations_exit.
5227 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5228 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5229 * tree-ssa-loop-niter.c (find_loop_niter,
5230 estimate_numbers_of_iterations_loop): Likewise.
5231 (number_of_iterations_exit): Honor the new options.
5232 * doc/invoke.texi (Wunsafe-loop-optimizations,
5233 funsafe-loop-optimizations): Document them.
5235 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5237 PR rtl-optimization/22167
5238 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5240 2005-07-20 Adam Nemet <anemet@lnxw.com>
5242 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5243 __do_global_dtors_aux longcall.
5245 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5247 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5248 (old_special_pred_table): Don't reference
5249 SPECIAL_MODE_PREDICATES.
5250 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5251 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5252 * config/sh/predicates.h: Don't mention
5253 SPECIAL_MODE_PREDICATES.
5254 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5257 2005-07-20 DJ Delorie <dj@redhat.com>
5259 * config.gcc: Add m32c-elf support.
5261 * doc/contrib.texi: Mention m32c.
5262 * doc/extend.texi: Document m32c extensions.
5263 * doc/install.texi: Mention m32c.
5264 * doc/invoke.texi: Document m32c options.
5265 * doc/md.texi: Document m32c constraints.
5267 * config/m32c/addsub.md: New file.
5268 * config/m32c/bitops.md: New file.
5269 * config/m32c/cond.md: New file.
5270 * config/m32c/jump.md: New file.
5271 * config/m32c/m32c-lib1.S: New file.
5272 * config/m32c/m32c-lib2.c: New file.
5273 * config/m32c/m32c-modes.def: New file.
5274 * config/m32c/m32c-pragma.c: New file.
5275 * config/m32c/m32c-protos.h: New file.
5276 * config/m32c/m32c.abi: New file.
5277 * config/m32c/m32c.c: New file.
5278 * config/m32c/m32c.h: New file.
5279 * config/m32c/m32c.md: New file.
5280 * config/m32c/m32c.opt: New file.
5281 * config/m32c/minmax.md: New file.
5282 * config/m32c/mov.md: New file.
5283 * config/m32c/muldiv.md: New file.
5284 * config/m32c/predicates.md: New file.
5285 * config/m32c/prologue.md: New file.
5286 * config/m32c/shift.md: New file.
5287 * config/m32c/t-m32c: New file.
5289 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5291 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5292 (stack_protect_set, stack_protect_test): New expanders.
5293 (stack_protect_set_si, stack_protect_set_si_media,
5294 stack_protect_set_di_media, stack_protect_test_si,
5295 stack_protect_test_si_media, stack_protect_test_di_media):
5298 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5300 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5302 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5304 * tree.h (tree_expr_nonzero_p): Export.
5305 * fold-const.c (tree_expr_nonzero_p): Likewise.
5306 Return true for CALL_EXPRs that are alloca calls.
5307 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5309 * tree-flow.h (expr_computes_nonzero): Remove.
5310 * tree-vrp.c (expr_computes_nonzero): Remove.
5311 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5312 (extract_range_from_unary_expr): Likewise.
5313 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5314 tree_expr_nonzero_p.
5316 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5318 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5319 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5320 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5321 All callers changed.
5322 (frame_related_constant_load): New arg "related" which controls
5323 setting of RTX_FRAME_RELATED_P. All callers changed.
5324 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5325 (bfin_expand_prologue): Add stack limit checking.
5326 * config/bfin/bfin.md (trapifcc): New pattern.
5328 * config/bfin/bfin.c: Include "langhooks.h".
5329 (def_builtin): Go through lang_hooks to call builtin_function.
5331 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5332 * config/bfin/predicates.md (symbol_ref_operand): New.
5333 (call_insn_operand): Delete. All callers changed to use
5334 register_no_elim_operand.
5335 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5337 (function_arg): Use it to generate the call's operand 2.
5338 (bfin_longcall_p): New function.
5339 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5340 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5341 determine if the address needs to be in a REG.
5342 (bfin_handle_longcall_attribute): New function.
5343 (bfin_attribute_table): Add "longcall" and "shortcall".
5344 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5345 (CUMULATIVE_ARGS): New member call_cookie.
5346 (PREDICATE_CODES): Add symbol_ref_operand.
5347 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5348 extra USE to the pattern.
5349 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5350 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5351 sibcall_value_insn; now the new patterns handle direct calls and the
5352 old ones indirect calls.
5353 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5355 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5357 * doc/trouble.texi: Update section on handling of empty loops.
5359 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5361 * config.gcc: Remove support for sparc-*-openbsd*,
5362 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5364 * config.host: Remove support for i860-*-sysv4* as a host.
5365 * config/i860/*, config/ip2k/*, config/ns32k/*,
5366 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5367 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5368 mention obsolete ports.
5370 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5372 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5374 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5375 of frame_pointer_rtx.
5376 (sh_expand_epilogue): Likewise.
5377 (sh_set_return_address): Likewise.
5378 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5379 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5380 offsets from FRAME_POINTER_REGNUM.
5381 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5382 (sh_register_names): Add initializer for sfp.
5383 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5384 (VALID_REGISTER_P): Likewise.
5385 (FIRST_PSEUDO_REGISTER): Update.
5386 (DWARF_FRAME_REGISTERS): Define.
5387 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5388 (HARD_FRAME_POINTER_REGNUM): Define.
5389 (FRAME_POINTER_REGNUM): Redefine.
5390 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5391 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5392 from FRAME_POINTER_REGNUM.
5393 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5394 FRAME_POINTER_REGNUM.
5395 (REG_CLASS_CONTENTS): Add sfp.
5396 (REG_ALLOC_ORDER): Likewise.
5397 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5398 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5399 of frame_pointer_rtx.
5400 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5402 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5404 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5405 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5406 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5408 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5411 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5413 Make CONSTRUCTOR use VEC to store initializers.
5414 * c-common.c (complete_array_type): Update to cope with VEC in
5416 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5417 (pp_c_constructor_elts): New function.
5418 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5419 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5420 struct constructor_stack, struct initializer_stack,
5421 constructor_elements, push_init_level, pop_init_level,
5422 add_pending_init, find_init_member, output_init_element): Update to
5423 cope with VEC in CONSTRUCTOR_ELTS.
5424 * coverage.c (build_fn_info_value, build_ctr_info_value,
5425 build_gcov_info): Likewise.
5426 * expr.c (categorize_ctor_elements_1, store_constructor,
5427 expand_expr_real_1): Likewise.
5428 * fold-const.c (fold_ternary): Likewise.
5429 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5430 gimplify_init_constructor, gimplify_expr): Likewise.
5431 * tree-dump.c (dequeue_and_dump): Likewise.
5432 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5434 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5436 * tree-sra.c (generate_element_init_1): Likewise.
5437 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5438 * tree-ssa-operands.c (get_expr_operands): Likewise.
5439 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5440 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5441 (get_initial_def_for_reduction): Likewise.
5442 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5443 value handle in annotations.
5444 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5445 tree_node_structure): Add support for constr_kind.
5446 (build_vector_from_ctor, build_constructor_single,
5447 build_constructor_from_list): New functions.
5448 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5449 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5450 Update to cope with VEC in CONSTRUCTOR_ELTS.
5451 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5452 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5453 CONSTRUCTOR_APPEND_ELT): New macros.
5454 (struct constructor_elt, struct tree_constructor): New data types.
5455 (union tree_node): Add tree_constructor field.
5456 * treestruct.def: Define TS_CONSTRUCTOR.
5457 * varasm.c (const_hash_1, compare_constant, copy_constant,
5458 compute_reloc_for_constant, output_addressed_constants,
5459 initializer_constant_valid_p, output_constant,
5460 array_size_for_constructor, output_constructor): Update to cope with
5461 VEC in CONSTRUCTOR_ELTS.
5462 * vec.h (VEC_empty, VEC_copy): New macros.
5464 2005-07-19 Devang Patel <dpatel@apple.com>
5466 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5468 2005-07-19 Richard Henderson <rth@redhat.com>
5471 * gimplify.c (gimplify_expr): Use main variant type for the temp
5472 destination for a discarded volatile read.
5473 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5474 casts between non-void types that change volatility.
5476 2005-07-15 DJ Delorie <dj@redhat.com>
5478 * toplev.h: Add comment about the first parameter for warning().
5479 * errors.h: Likewise.
5481 * c.opt (Wpragmas): New.
5482 * doc/invoke.texi: Document it.
5484 * function.c (do_warn_unused_parameter): Add warning control to
5486 * c-decl.c (warn_if_shadowing): Likewise.
5487 * c-lex.c (cb_def_pragma): Likewise.
5488 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5489 (pop_alignment): Likewise.
5490 (handle_pragma_pack): Likewise.
5491 (apply_pragma_weak): Likewise.
5492 (handle_pragma_weak): Likewise.
5493 (handle_pragma_redefine_extname): Likewise.
5494 (add_to_renaming_pragma_list): Likewise.
5495 (handle_pragma_extern_prefix): Likewise.
5496 (maybe_apply_renaming_pragma): Likewise.
5497 (handle_pragma_visibility): Likewise.
5499 * config/c4x/c4x-c.c (BAD): Likewise.
5500 (c4x_parse_pragma): Likewise.
5501 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5502 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5503 (rs6000_pragma_longcall): Likewise.
5504 * config/v850/v850-c.c (pop_data_area): Likewise.
5505 (ghs_pragma_section): Likewise.
5506 (ghs_pragma_section): Likewise.
5507 (ghs_pragma_interrupt): Likewise.
5508 (ghs_pragma_starttda): Likewise.
5509 (ghs_pragma_startsda): Likewise.
5510 (ghs_pragma_startzda): Likewise.
5511 (ghs_pragma_endtda): Likewise.
5512 (ghs_pragma_endsda): Likewise.
5513 (ghs_pragma_endzda): Likewise.
5515 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5516 Kenneth Zadeck <zadeck@naturalbridge.com>
5518 * Makefile.in: Removed tree-promote-statics.c
5519 * tree-promote-statics.c: Removed.
5520 * common.opt: Removed flag-promote-statics.
5522 * passes.c: Removed tree-promote-statics pass.
5523 * tree-pass.h: Ditto.
5524 * timevar.def: Removed TV_PROMOTE_STATICS.
5527 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5529 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5531 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5533 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5536 * c-common.c (check_function_arguments): Call
5537 'check_function_format' if either -Wformat or
5538 -Wmissing-format-attribute are specified.
5539 * c-format.c (check_function_format): Check -Wformat before
5540 calling 'check_format_info'.
5541 * c-opts.c (c_common_post_options): Don't warn for
5542 -Wmissing-format-attribute without -Wformat.
5543 * c-typeck.c (convert_for_assignment): Detect additional cases for
5544 -Wmissing-format-attribute.
5545 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5548 2005-07-19 Richard Guenther <rguenther@suse.de>
5550 * config/i386/i386.md (lrint<mode>2): Use temporary
5551 instead of clobbering non-existent memory.
5553 2005-07-19 Nick Clifton <nickc@redhat.com>
5555 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5556 statement to avoid displaying ASCII control characters.
5558 2005-07-19 Ben Elliston <bje@au.ibm.com>
5560 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5561 * cfganal.c (find_edge_index): Ditto.
5562 * combine.c (combine_instructions): Ditto.
5563 * ddg.c (create_scc): Ditto.
5564 (find_successors): Ditto.
5565 (find_predecessors): Ditto.
5566 (find_nodes_on_paths): Ditto.
5567 (longest_simple_path): Ditto.
5568 * flow.c (update_life_info): Ditto.
5569 (count_or_remove_death_notes): Ditto.
5570 (clear_log_links): Ditto.
5571 * modulo-sched.c (generate_reg_moves): Ditto.
5572 (find_max_asap): Ditto.
5573 (find_max_hv_min_mob): Ditto.
5574 (find_max_dv_min_mob): Ditto.
5575 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5576 * sched-rgn.c (extract_edgelst): Ditto.
5577 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5578 (dump_update_ssa): Ditto.
5579 (ssa_names_to_replace) Ditto.
5580 (switch_virtuals_to_full_rewrite): Ditto.
5581 (update_ssa): Ditto.
5582 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5584 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5586 Fix PR tree-optimization/22483
5588 * tree-complex.c (create_components): Use
5589 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5590 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5591 * tree-flow.h (safe_referenced_var_iterator): New structure.
5592 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5593 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5594 safe_referenced_var iterator.
5595 (add_type_alias): Ditto.
5597 2005-07-19 Steven Bosscher <stevenb@suse.de>
5599 * loop-init.c (rest_of_handle_loop2): Remove.
5600 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5601 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5602 (pass_rtl_loop_init, pass_rtl_loop_done,
5603 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5604 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5605 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5606 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5607 pass_tree_loop_done, and pass_tree_unswitch.
5608 (gate_loop): Rename to gate_tree_loop.
5609 * passes.c (init_optimization_passes): Update for renamed tree
5610 loop passes. Add the new loop2 passes as subpasses of loop2.
5611 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5612 Update for the renamed tree loop passes.
5614 2005-07-18 Ian Lance Taylor <ian@airs.com>
5617 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5618 blocks when optimizing.
5620 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5622 * common.opt (frename-registers): Initialize to 2.
5624 (fgcse-after-reload): Ditto.
5625 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5626 (process_options): Only change flag_web, flag_rename_registers,
5627 and flag_rerun_cse_after_loop if not explicitly set by user.
5629 2005-07-18 Jan Beulich <jbeulich@novell.com>
5631 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5632 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5633 in 64-bit mode the same as DImode in 32-bit mode.
5634 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5635 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5636 mode. Add new mode parameter.
5637 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5638 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5639 x86_64_shift_adj): New expanders.
5640 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5641 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5643 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5644 DImode shift splitters.
5645 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5646 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5649 2005-07-18 Jan Beulich <jbeulich@novell.com>
5651 * i386.md (movdi_extzv_1): New.
5652 (zero_extendhidi2): Combine alternatives and never force use of
5654 (zero_extendqidi2): Likewise. Don't restrict input selection.
5656 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5658 Fix PR tree-optimization/22531
5659 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5662 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5664 * tree-promote-statics.c (pass_promote_statics): Change dump file
5667 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5669 * tree-optimize.c (init_tree_optimization_passes): Add
5670 pass_eliminate_useless_stores pass.
5671 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5672 * tree-ssa-pre.c (is_copy_stmt): New function.
5673 (follow_copies_till_vuse): Ditto.
5674 (do_eustores): Ditto.
5675 (gate_eustores): Ditto.
5677 2005-07-16 Richard Henderson <rth@redhat.com>
5679 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5681 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5682 Kenneth Zadeck <zadeck@naturalbridge.com>
5684 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5685 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5686 ipa-type-escape.h, tree-promote-statics.c
5687 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5688 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5689 tree-promote-statics.c: new files.
5690 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5691 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5692 int nonlocal_set_p, mark_constant_function): Deleted.
5693 (rest_of_handle_cfg): Removed call to mark_constant_function.
5694 (nonoverlapping_component_refs_p): Added calls to support
5695 type based aliasing.
5696 * tree-ssa-alias.c (may_alias_p,
5697 compute_flow_insensitive_aliasing): Ditto.
5698 * calls.c (flags_from_decl_or_type): Removed reference to
5700 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5701 too many arguments. This is necessary for Spec 2000.
5702 * cgraph.h (const_function, pure_function): Removed.
5703 * common.opt: Added "fipa-pure-const", "fipa-reference",
5704 "fipa-type-escape", and "ftree-promote-static".
5706 * passes.c: Added ipa and tree-promote-statics passes.
5707 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5708 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5709 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5710 * tree-flow.h: Added exposed sra calls and addition of
5711 reference_vars_info field for FUNCTION_DECLS.
5712 * tree-pass.h: Added passes.
5713 * tree-sra.c: (sra_init_cache): New function.
5714 (sra_insert_before, sra_insert_after) Made public.
5715 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5717 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5718 aliasing. (may_alias_p): Added code to use type escape analysis to
5720 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5721 code to prune clobbers of static variables based on information
5722 produced in ipa-reference pass. Changed call clobbering so that
5723 statics are not marked as clobbered if the call does not clobber
5726 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5728 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5731 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5733 * doc/install.texi (*-*-solaris2*): Document recommended version
5734 of GNU binutils and mention GNU linker problem on Solaris 10.
5736 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5739 * c-decl.c (c_build_bitfield_integer_type): New function.
5740 (finish_struct): Call it.
5741 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5743 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5745 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5748 2005-07-16 Jan Hubicka <jh@suse.cz>
5750 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5751 (scale_bbs_frequencies_int): Watch roundoff errors.
5752 * predict.c (return_prediction): Initialize return_stmt.
5754 2005-07-16 Jan Hubicka <jh@suse.cz>
5756 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5757 after RTL profiling.
5759 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5762 * fold-const.c (build_range_check): Convert high/low to etype
5763 if we are only comparing against exp.
5765 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5767 Fix PR tree-optimization/22376
5768 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5770 (need_to_solve): New function.
5771 (compute_points_to_sets): Use it.
5773 2005-07-15 Jan Hubicka <jh@suse.cz>
5775 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5776 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5778 2005-07-15 Richard Guenther <rguenther@suse.de>
5780 * c-common.c (handle_flatten_attribute): New function.
5781 Add flatten function attribute.
5782 * doc/extend.texi: Document flatten function attribute.
5783 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5784 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5786 (cgraph_decide_inlining): Handle functions with flatten
5789 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5791 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5792 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5793 UNSPEC_XCHG, UNSPEC_AND): New.
5794 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5795 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5796 * config/rs6000/sync.md (FETCHOP): New code macro.
5797 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5799 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5800 (sync_compare_and_swap<mode>): Same.
5801 (sync_lock_test_and_set<mode>): Same.
5802 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5803 for QImode and HImode, and not PPC405.
5804 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5805 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5806 (sync_<fetchop>{si,di}_internal): New.
5807 (sync_nand{si,di}_internal): New.
5808 (sync_old_<fetchop>{si,di}_internal): New.
5809 (sync_old_nand{si,di}_internal): New
5810 (sync_new_<fetchop>{si,di}_internal): New.
5811 (sync_new_nand{si,di}_internal): New.
5812 (atomic_and{si,di}): New.
5813 (sync_new_nand{si,di}_internal): New.
5814 (atomic_and{si,di}): New.
5815 (sync_add<mode>_internal): Delete.
5816 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5817 (sync_sub<mode>_internal): Delte.
5818 (sync_subshort_internal): New.
5819 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5820 (sync_anddi_internal): Delete.
5821 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5822 (sync_booldi_internal): Delete.
5823 (sync_boolc<mode>_internal): Delete.
5824 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5825 (sync_boolc<mode>_internal2): Delete.
5826 (sync_boolcc<mode>_internal): Delete.
5827 (isync, lwsync): Use unspec instead of unspec_volatile.
5828 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5829 Revert UNSPEC_VOLATILE.
5830 (rs6000_split_atomic_op): New.
5831 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5833 2005-07-14 Eric Christopher <echristo@redhat.com>
5835 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5836 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5838 2005-07-14 Eric Christopher <echristo@redhat.com>
5840 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5842 2005-07-14 Steven Bosscher <stevenb@suse.de>
5844 PR tree-optimization/22230
5845 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5846 the computation of the four cross productions for "range op range".
5848 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5849 Ulrich Weigand <uweigand@de.ibm.com>
5852 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5855 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5857 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5859 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5861 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5863 2005-07-14 Richard Guenther <rguenther@suse.de>
5866 * config/i386/i386-protos.h (ix86_function_value): Change
5867 prototype to match new target hook.
5868 * config/i386/i386.c (ix86_value_regno): Change prototype
5869 to take extra type argument.
5870 (TARGET_FUNCTION_VALUE): Define.
5871 (ix86_function_ok_for_sibcall): Pass extra argument to
5872 ix86_value_regno, check return slot rtx for exact match.
5873 (ix86_function_value): Take extra parameter. Dispatch to
5874 ix86_value_regno with fndecl/fntype as provided.
5875 (ix86_value_regno): Handle extra type argument.
5876 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5878 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5879 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5880 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5881 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5882 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5884 2005-07-14 Richard Guenther <rguenther@suse.de>
5886 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5887 * calls.c (expand_call): Pass fntype to hard_function_value.
5888 (emit_library_call_value_1): Likewise.
5889 * explow.c: Include target.h.
5890 (hard_function_value): Take extra argument, the fntype.
5891 Use new target hook for function_value.
5892 * expr.h (hard_function_value): Change prototype.
5893 * function.c (aggregate_value_p): Pass 0 as fntype to
5894 hard_function_value.
5895 (assign_parms): Use new target hook for function_value.
5896 Pass 0 as fntype to hard_function_value.
5897 (expand_function_end): Likewise.
5898 * reg-stack.c: Include target.h.
5899 (stack_result): Use new target hook for function_value.
5900 * target-def.h: New target hook function_value.
5901 * target.h: Likewise.
5902 * targhooks.c (default_function_value): New function.
5903 * targhooks.h (default_function_value): Declare.
5905 2005-07-13 Ian Lance Taylor <ian@airs.com>
5907 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5909 2005-07-14 Jan Hubicka <jh@suse.cz>
5911 * tree-dfa.c (dump_variable): Use default_def function.
5912 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5913 * tree-ssa.c (verify_use): Likewise.
5914 * tree-ssanames.c (release_ssa_name): Likewise.
5915 * tree-tailcall.c (eliminate_tail_call): Likewise.
5916 (tree_optimize_tail_calls_1): Likewise.
5917 * tree-vrp.c (get_value_range): Likewise.
5919 2005-07-14 Ben Elliston <bje@au.ibm.com>
5921 * gcc.c (main): Compare language[0] with '*' when iterating over
5924 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5926 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5927 "s390_emit_compare". Add handling of CCZ1mode.
5928 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5929 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5931 (s390_branch_condition_mask): Add CCZ1mode handling.
5932 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5933 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5934 Use CCZ1mode instead of CCZmode.
5935 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5937 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5939 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5941 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5943 2005-07-13 Eric Christopher <echristo@redhat.com>
5945 * config/mips/mips.c (mips_canonicalize_comparison): New.
5946 (mips_emit_int_relational): Use.
5948 2005-07-13 Eric Christopher <echristo@redhat.com>
5950 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5952 * config/s390/s390.md: Include tpf.md. Move tpf specific
5954 * config/s390/tpf.md: To here.
5955 * config/s390/s390.opt: Move tpf specific options...
5956 * config/s390/tpf.opt: to here. Add mmain option.
5957 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5958 * config/s390/tpf.h: Rewrite.
5960 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5962 * doc/tm.texi: Remove @xref{Cross-profiling}.
5964 2005-07-13 Jeff Law <law@redhat.com>
5966 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5967 expressions, test their _DECL operands for pointer equality rather
5968 than using operand_equal_p.
5970 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5972 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5973 (TARGET_POSIX_IO): This.
5974 * config/darwin.h: Likewise.
5975 * config/freebsd.h: Likewise.
5976 * config/linux.h: Likewise.
5977 * config/lynx.h: Likewise.
5978 * config/netbsd.h: Likewise.
5979 * config/rs6000/linux64.h: Likewise.
5980 * config/rs6000/linux.h: Likewise.
5981 * config/s390/tpf.h: Likewise.
5982 * config/sh/embed-elf.h: Likewise.
5983 * config/sparc/linux64.h: Likewise.
5984 * config/sparc/linux.h: Likewise.
5985 * config/svr4.h: Likewise.
5986 * gcov-io.h: Likewise.
5988 * doc/tm.texi: Updated.
5990 * libgcov.c (create_file_directory): Defined only if
5991 TARGET_POSIX_IO is defined.
5992 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5995 2005-07-13 Jan Hubicka <jh@suse.cz>
5997 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5999 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6001 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6002 structure as argument.
6004 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6006 PR tree-optimization/21921
6007 * tree-iterator.c (tsi_link_before): Support the case when
6008 tsi_end_p (tsi) == true.
6010 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6012 PR tree-optimization/22442
6013 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6016 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6018 PR rtl-optimization/20376
6019 * toplev.c (process_options): Enable -fweb and -frename-registers when
6021 * doc/invoke.texi: Update the information about when -fweb and
6022 -frename-registers are enabled.
6024 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6027 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6028 if *rhs_p is not a SSA_NAME.
6030 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6032 Fix PR tree-optimization/22422
6033 * tree-ssa-structalias.c (struct variable_info): Add flag for
6035 (get_varinfo): Now a static function.
6036 (new_varinfo): init has_union and is_special_var to false.
6037 (solution_set_add): Check has_union.
6038 (do_da_constraint): Move temporary variable so it gets reset
6040 Also check for special variable.
6041 (do_ds_constraint): Ditto.
6042 (do_sd_constraint): Ditto.
6043 (do_structure_copy): Check for special variable.
6044 (find_func_aliases): Ditto.
6045 (init_base_vars): Set special vars properly.
6047 2005-07-13 Jan Hubicka <jh@suse.cz>
6049 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6052 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6053 (get_expr_operands): Fix thinko wrt flags and subvars.
6055 PR tree-optimize/22379
6056 * tree-inline.c (expand_call_inline): Do not output sorry in early
6059 2005-07-12 Dale Johannesen <dalej@apple.com>
6061 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6063 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6066 * host-linux.h: Include limits.h.
6068 2005-07-12 Dale Johannesen <dalej@apple.com>
6070 * expr.c (compress_float_constant): Add cost check.
6071 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6073 2005-07-12 Dale Johannesen <dalej@apple.com>
6075 * gcc.target/i386/compress-float-sse.c: New.
6076 * gcc.target/i386/compress-float-sse-pic.c: New.
6077 * gcc.target/i386/compress-float-387.c: New.
6078 * gcc.target/i386/compress-float-387-pic.c: New.
6079 * gcc.dg/compress-float-ppc.c: New.
6080 * gcc.dg/compress-float-ppc-pic.c: New.
6082 2005-07-12 Eric Christopher <echristo@redhat.com>
6084 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6086 * config/s390/s390.md: Include tpf.md. Move tpf specific
6088 * config/s390/tpf.md: To here.
6089 * config/s390/s390.opt: Move tpf specific options...
6090 * config/s390/tpf.opt: to here. Add mmain option.
6091 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6092 * config/s390/tpf.h: Rewrite.
6094 2005-07-12 Eric Christopher <echristo@redhat.com>
6096 * gcc.c (struct infile): Update comment for language.
6097 (main): Rewrite input file resetting code.
6099 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6102 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6103 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6104 (lookup_avail_expr): Use constant_boolean_node instead
6105 of boolean_false_node/boolean_true_node.
6107 2005-07-12 Ben Elliston <bje@au.ibm.com>
6109 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6110 and use it when printing num_edges.
6112 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6114 * doc/extend.texi (Blackfin Built-in Functions): New section.
6115 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6118 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6120 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6121 s/cmpstrsi/cmpstrnsi
6122 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6124 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6125 (init_optabs): Initialize cmpstrn_optab.
6126 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6127 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6128 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6129 * config/i386/i386.md: s/cmpstr/cmpstrn
6130 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6131 * doc/md.texi: Update documentation.
6133 2005-07-11 Richard Henderson <rth@redhat.com>
6135 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6136 build_va_arg_indirect_ref.
6137 (alpha_gimplify_va_arg): Likewise.
6138 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6139 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6140 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6141 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6142 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6143 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6145 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6147 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6149 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6150 * passes.c (init_optimization_passes): Add pass_empty_loop.
6151 * tree-pass.h (pass_empty_loop): Declare.
6152 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6153 try_remove_empty_loop, remove_empty_loops): New functions.
6154 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6155 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6157 2005-07-12 Peter Barada <peter@the-baradas.com>
6161 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6162 in address registers.
6163 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6164 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6165 alternative of addsi3_5200.
6167 2005-07-11 Ian Lance Taylor <ian@airs.com>
6169 * config/mips/mips.md (ffs<mode>2): Remove.
6171 2005-07-11 Ian Lance Taylor <ian@airs.com>
6173 * doc/tree-ssa.texi (Cleanups): Improve description of
6175 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6177 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6179 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6180 * tree.h (DECL_ARGUMENT_FLD): New macro.
6182 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6184 Fix PR tree-optimization/22404
6186 * tree-ssa-structalias.c (create_variable_info_for): Use
6189 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6191 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6192 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6193 for second comparison operand.
6194 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6196 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6197 (define_insn_reservation "alu"): Likewise.
6198 (csync, ssync): Now of type sync.
6199 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6200 -mcsync-anomaly -mspecld-anomaly.
6201 * config/bfin/bfin.opt (mcsync): Remove.
6202 (mcsync-anomaly, mspecld-anomaly): Add.
6203 * config/bfin/bfin.c: Include "insn-codes.h".
6204 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6205 (TARGET_DEFAULT_TARGET_FLAGS): New.
6206 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6208 2005-07-11 Steven Bosscher <stevenb@suse.de>
6210 * basic-block.h: Give the BB flags enum a name, bb_flags.
6211 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6212 * cfgcleanup.c (enum bb_flags): Remove here.
6213 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6214 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6215 (update_forwarder_flag): Likewise.
6216 (thread_jump): Likewise.
6217 (try_forward_edges): Likewise.
6218 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6219 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6220 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6222 2005-07-11 Richard Guenther <rguenther@suse.de>
6224 * config/i386/i386.opt: New target option -msseregparm.
6225 * config/i386/i386.c (override_options): Error out for
6226 -msseregparm but no SSE support.
6227 (ix86_function_sseregparm): Check for global sseregparm.
6228 * doc/invoke.texi: Document -msseregparm.
6230 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6232 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6233 (m32rle-*-linux*): Ditto.
6235 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6237 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6238 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6241 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6245 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6246 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6248 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6250 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6251 (varmap): Heapify varmap.
6252 (constraints): Heapify constraints.
6253 (struct constraint_graph): Heapify succs and preds.
6254 (constraint_vec_find): Update for heapification.
6255 (constraint_set_union): Ditto.
6256 (insert_into_complex): Ditto.
6257 (constraint_edge_vec_find): Ditto.
6258 (erase_graph_self_edge): Ditto.
6259 (add_graph_edge): Ditto.
6260 (get_graph_weights): Ditto.
6261 (merge_graph_nodes): Ditto.
6262 (build_constraint_graph): Ditto.
6263 (topo_visit): Ditto.
6264 (solve_graph): Ditto.
6265 (create_variable_info_for): Ditto.
6266 (init_base_vars): Ditto.
6267 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6268 (condese_varmap_nodes): Free complex vector.
6269 (clear_edges_for_node): Clear succs and preds vector.
6271 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6273 * tree-ssa-structalias.c (update_alias_info): Change counting of
6274 references to not include vdefs.
6276 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6278 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6281 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6283 * pa.c (pa_commutative_p): Make PLUS commutative when
6284 TARGET_NO_SPACE_REGS is true.
6286 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6288 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6289 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6290 * tree-dfa.c (dump_subvars_for): New.
6291 (debug_subvars_for): New.
6292 (dump_variable): Show subvariables if VAR has them.
6293 * tree-flow-inline.h (get_subvar_at): New.
6294 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6295 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6297 (struct subvar): Change fields offset and size to unsigned
6299 (dump_subvars_for): Declare.
6300 (debug_subvars_for): Declare.
6301 (get_subvar_at): Declare.
6302 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6303 to unsigned HOST_WIDE_INT *.
6304 (overlap_subvar): Likewise.
6305 * tree-gimple.c (is_gimple_reg): Always return false for
6306 SFTs and memory tags.
6307 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6309 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6310 (compute_may_aliases): Call compute_points_to_sets.
6311 (collect_points_to_info_for): Remove.
6312 (compute_points_to_and_addr_escape): Remove.
6313 (delete_alias_info): Call delete_points_to_sets.
6314 (compute_flow_sensitive_aliasing): If the call to
6315 find_what_p_points_to returns false, call set_pt_anything.
6316 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6317 (set_pt_anything): Clear pi->pt_vars.
6318 (set_pt_malloc): Remove.
6319 (merge_pointed_to_info): Remove.
6320 (add_pointed_to_expr): Remove.
6321 (add_pointed_to_var): Remove.
6322 (collect_points_to_info_r): Remove.
6323 (is_escape_site): Make extern.
6325 (create_overlap_variables_for): Call it.
6326 * tree-ssa-copy.c (merge_alias_info): Never merge
6327 flow-sensitive alias information.
6328 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6329 offset and size to be unsigned HOST_WIDE_INT.
6330 (add_to_addressable_set): Rename from note_addressable.
6331 Set TREE_ADDRESSABLE as the variables are added to the set.
6333 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6334 operands into VUSEs when adding V_MAY_DEFs for members in an
6336 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6337 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6338 (struct variable_info): Add bitfield is_heap_var.
6339 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6340 (new_var_info): Initialize is_heap_var.
6341 (get_constraint_for): Add HEAP variables to the symbol table.
6342 Mark them with is_heap_var.
6343 (update_alias_info): New. Taken mostly from the old
6344 compute_points_to_and_addr_escape.
6345 (handle_ptr_arith): New.
6346 (find_func_aliases): Call update_alias_info.
6347 Call handle_ptr_info for tcc_binary expressions.
6348 Call mark_stmt_modified.
6349 (create_variable_info_for): If DECL has subvars, do not create
6350 variables for its subvars. Always add all the fields.
6351 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6352 SFTs, then add all the SFTs of the structure.
6353 If VI->DECL is an aggregate with subvariables, add the SFT at
6355 (find_what_p_points_to): If VI is an artificial variable,
6356 translate to bitfields in SSA_NAME_PTR_INFO.
6357 If the solution is empty, set pi->pt_vars to NULL
6358 (init_base_vars): Create ANYOFFSET.
6359 (compute_points_to_sets): Rename from create_alias_vars.
6361 (pass_build_pta): Remove.
6362 (delete_points_to_sets): Rename from delete_alias_vars.
6363 (pass_del_pta): Remove.
6364 * tree-ssa-structalias.h (struct alias_info): Move from
6366 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6367 NUM_REFERENCES_SET): Likewise.
6368 (compute_points_to_sets, delete_points_to_sets): Declare.
6370 2005-07-09 Richard Henderson <rth@redhat.com>
6372 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6373 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6374 alpha_split_lock_test_and_set_12): New functions.
6375 * config/alpha/alpha-protos.h: Update.
6376 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6377 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6378 * config/alpha/sync.md (I12MODE): New.
6379 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6380 (sync_<fetchop_name><I48MODE>): Likewise.
6381 (sync_nand<I48MODE>): Likewise.
6382 (sync_old_<fetchop_name><I48MODE>): Likewise.
6383 (sync_new_<fetchop_name><I48MODE>): Likewise.
6384 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6385 (sync_compare_and_swap<I48MODE>): Likewise.
6386 (sync_lock_test_and_set<I48MODE>): Likewise.
6387 (sync_compare_and_swap<I12MODE>): New.
6388 (sync_compare_and_swap<I12MODE>_1): New.
6389 (sync_lock_test_and_set<I12MODE>): New.
6390 (sync_lock_test_and_set<I12MODE>_1): New.
6392 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6396 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6398 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6400 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6401 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6403 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6406 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6408 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6410 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6411 memory_operand constraint.
6412 (store_conditional_<mode>): Same.
6413 (sync_compare_and_swap<mode>): Same.
6414 (sync_lock_test_and_set<mode>): Same.
6416 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6418 Rewrite PIC support to more closely model actual instructions.
6419 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6420 (cris_symbol): Remove prototypes for removed functions.
6421 (cris_pic_symbol_type_of, cris_valid_pic_const)
6422 (cris_expand_pic_call_address): Prototypes for new functions.
6423 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6425 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6427 <case ':'>: Add case for new punctuation character.
6428 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6429 emitting (extra) PIC modifier.
6430 <case UNSPEC>: Do not assert for PLT.
6431 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6432 (cris_expand_prologue, cris_expand_epilogue): Check
6433 for pic_offset_table_rtx usage instead of taking
6434 current_function_uses_pic_offset_table as the final word.
6435 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6436 Remove flag_pic difference.
6437 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6438 the moral equivalents of...
6439 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6441 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6442 (cris_handle_option): Mark ARG as unused.
6443 (cris_expand_pic_call_address): New worker function for "call",
6445 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6446 output PIC constructs here.
6447 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6448 as symbol-specific modifers, not whole or part of operands.
6449 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6450 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6451 constants and flag_pic.
6452 (CONSTANT_INDEX_P): Adjust for new functions.
6453 (enum cris_pic_symbol_type): New helper type.
6454 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6455 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6456 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6458 ("movsi"): Emit actual instructions for GOT and relative access.
6459 ("*movsi_got_load"): New pattern to set up the register holding
6461 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6462 Adjust FIXME for 'S'.
6463 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6464 Use "movs" for -fpic cases.
6465 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6466 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6467 ("call", "call_value"): Just call cris_expand_pic_call_address for
6469 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6470 Remove special pattern.
6471 ("*expanded_call_side", "*expanded_call_value_side"): New
6473 (gotplt-to-plt, gotplt-to-plt-side-call)
6474 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6476 * config/cris/cris/predicates.md
6477 ("cris_general_operand_or_gotless_symbol"): Remove unused
6479 ("cris_general_operand_or_symbol"): Adjust for new functions.
6481 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6483 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6485 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6487 * Makefile.in (TREE_H): Add treestruct.def.
6488 (c-decl.o): Add pointer-set.h
6489 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6490 visibility on regular DECL's.
6491 (merge_decls): Fix the copying of decl nodes of various types for
6492 the new structures. Don't update RTL, section name, weak status,
6493 etc, on DECL's without RTL.
6494 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6495 Don't check volatile on non-variable types.
6496 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6497 to check whether we have seen arguments.
6498 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6499 flag is checked before field (flag is common, field is not).
6500 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6501 TS_DECL_COMMON could have an origin.
6502 (add_location_or_const_value_attribute): Don't check section name
6503 on non-var/function decls.
6504 (dwarf2out_var_location): Reverse order of tests.
6505 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6506 with DECL_WRTL_CHECK.
6507 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6508 * fold-const.c (fold_binary): Don't check weakness on
6509 non-var/function decls.
6510 (tree_expr_nonzero_p): Ditto.
6511 (fold_checksum_tree): Use tree_decl_extra as sizeof
6513 * ggc-page.c (extra_order_size_table): Add sizes for
6514 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6516 * gimplify.c (gimplify_bind_expr): Only set
6517 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6518 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6520 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6521 * langhooks.h (init_ts). New langhook.
6522 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6523 * print-tree.c (print_node): Update to only print fields that
6524 exist in the structures the passed decl has.
6525 * toplev.c (wrapup_global_declarations): Don't reset
6526 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6527 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6528 * tree-inline.c (remap_decl): Ditto.
6529 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6530 * tree-pretty-print.c (print_declaration): Don't print
6531 DECL_REGISTER on things that don't contain it.
6532 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6533 non-var/function decls.
6534 * tree.c (tree_contains_struct): New structure.
6535 (init_priority_for_decl): New hashtable.
6536 (tree_int_map): New structure.
6537 (tree_int_map_eq): New function.
6538 (tree_int_map_marked_p): Ditto.
6539 (tree_int_map_hash): Ditto.
6540 (tree_map): Move to tree.h.
6541 (tree_map_eq): Externalize.
6542 (tree_map_hash): Ditto.
6543 (tree_map_marked_p): Ditto.
6544 (init_ttree): Set up tree_contains_struct and call langhook.
6545 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6546 (tree_code_size): Update for new structures.
6547 (tree_node_structure): Update for new structures.
6548 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6550 (copy_node_stat): Copy init priority.
6551 (build_decl_stat): Ditto for visibility.
6552 (ts_enum_names): New.
6553 (tree_contains_struct_check_failed): New function.
6554 (decl_init_priority_lookup): Ditto.
6555 (decl_init_priority_insert): Ditto.
6556 * treestruct.def: New file.
6557 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6558 (CONTAINS_STRUCT_CHECK): Ditto.
6559 (tree_contains_struct_check_failed): New prototype.
6560 (DECL_CHECK): Removed.
6561 (DECL_MINIMAL_CHECK): New.
6562 (DECL_COMMON_CHECK): Ditto.
6563 (DECL_WRTL_CHECK): Ditto.
6564 (DECL_NON_COMMON_CHECK): Ditto.
6565 (DECL_WITH_VIS_CHECK): Ditto.
6566 (VAR_OR_FUNCTION_DECL_P): Ditto
6567 (struct tree_decl_minimal): New structure.
6568 (struct tree_decl_common): Ditto.
6569 (struct tree_decl_with_rtl): Ditto.
6570 (struct tree_decl_with_vis): Ditto.
6571 (struct tree_decl_non_common): Ditto.
6572 (struct tree_field_decl): Ditto.
6573 (struct tree_parm_decl): Ditto.
6574 (struct tree_var_decl): Ditto.
6575 (struct tree_function_decl): Ditto.
6576 (struct tree_const_decl): Ditto.
6577 (struct tree_result_decl): Ditto.
6578 (union tree_node): Add new structures.
6579 * var-tracking.c (track_expr_p): Reverse order of tests.
6581 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6583 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6585 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6586 * system.h: Poison FINALIZE_PIC.
6587 * doc/tm.texi (FINALIZE_PIC): Remove.
6589 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6592 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6593 to the correct type if we have a MODIFY_EXPR.
6595 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6597 PR tree-optimization/22360
6598 * tree.c (upper_bound_in_type): Fix calculations for casting
6599 to a non-wider signed type and casting a signed value to a
6600 wider unsigned type.
6601 (lower_bound_in_type): Fix calculations for casting to a
6602 non-wider signed type.
6604 PR tree-optimization/20139
6605 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6607 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6608 fold_cond_expr_cond.
6609 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6610 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6612 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6615 * tree-complex.c (expand_complex_libcall): Produce
6616 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6618 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6620 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6621 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6622 b" assert and inserted fastpath code for this case.
6623 (bitmap_ior): Removed "a != b" assert.
6625 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6627 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6628 (ENDFILE_SPEC): Likewise.
6629 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6631 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6632 a large stack frame at epilogue.
6634 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6636 * final.c: Include sdbout.h when required.
6638 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6640 * config.gcc (*-*-darwin*): Only one target-specific header file
6642 (powerpc-*-darwin*): Add version-specific header files.
6643 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6644 * config.in: Regenerate.
6645 * configure: Regenerate.
6646 * gcc.c: Include xregex.h.
6647 (version_compare_spec_function): New.
6648 (spec_function): Add version-compare.
6649 (replace_outfile_spec_function): Reformat comment.
6650 (compare_version_strings): New.
6651 * config/darwin-c.c (version_as_macro): New.
6652 (builtin_define): New.
6653 (darwin_cpp_builtins): New.
6654 * config/darwin-protos.h (darwin_cpp_builtins): New.
6655 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6656 (LIB_SPEC): Make unconditional, update comment.
6657 (TARGET_C99_FUNCTIONS): Define.
6658 * config/darwin.opt: Sort.
6659 (mmacosx-version-min=): New.
6660 * config/darwin7.h: Delete.
6661 * config/darwin8.h: Delete.
6662 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6663 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6664 (TARGET_C99_FUNCTIONS): Define.
6665 * config/rs6000/darwin7.h: New.
6666 * config/rs6000/darwin8.h: New.
6667 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6668 (-mmacosx-version-min): Document.
6670 2005-07-07 Ian Lance Taylor <ian@airs.com>
6672 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6674 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6677 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6679 2005-07-07 Khem Raj <kraj@mvista.com>
6681 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6682 in bytes, not words.
6684 2005-07-07 Paul Brook <paul@codesourcery.com>
6686 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6687 DEFAULT_FUNCTION_ARG_PADDING to upward.
6689 2005-07-07 Richard Henderson <rth@redhat.com>
6691 * function.c (locate_and_pad_parm): Record parameter alignment in
6692 stack_alignment_needed.
6694 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6696 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6697 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6698 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6699 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6700 (define_attr "type"): Add isync, sync, load_l, store_c.
6701 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6702 Create scratch volatile MEM.
6703 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6705 (load_locked_<mode>): New.
6706 (store_conditional_<mode>): New.
6707 (sync_compare_and_swap<mode>): Replace with splitter.
6708 (sync_lock_test_and_set<mode>): Replace with splitter.
6709 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6711 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6712 is ics. Attribute isync.
6713 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6715 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6716 and UNSPECV_SYNC_OP.
6717 (emit_unlikely_jump): New.
6718 (emit_load_locked): New.
6719 (emit_store_conditional): New.
6720 (rs6000_split_compare_and_swap): New.
6721 (rs6000_split_lock_test_and_set): New.
6722 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6723 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6724 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6725 rs6000_split_lock_test_and_set): Declare.
6726 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6727 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6728 store_c, isync, sync.
6730 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6732 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6733 filenames to gtyp-gen.h.
6734 (s-typ-gen): Use it in place of for loops.
6736 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6738 * hooks.c (hook_bool_rtx_int_false): New function.
6739 * hooks.h (hook_bool_rtx_int_false): Declare.
6740 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6741 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6742 * target.h (struct gcc_target): Add commutative_p member.
6743 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6744 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6745 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6746 (pa_commutative_p): New function.
6747 * jump.c (target.h): Include.
6748 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6749 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6751 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6753 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6754 (s390_expand_setmem): New.
6755 * config/s390/s390.c: Likewise.
6756 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6758 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6759 general_operand. Call new function "s390_expand_setmem".
6760 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6761 ("setmem_long", "*setmem_long"): ... this.
6763 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6765 * config/s390/s390.c: (optimization_options): Enable
6766 TARGET_MVCLE at -Os.
6767 * doc/invoke.texi: Document changes in default behaviour.
6768 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6770 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6772 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6773 defined by back-end.
6775 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6777 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6778 all sets in the pattern.
6779 * config/rs6000/rs6000.md (stack_protect_testsi,
6780 stack_protect_testdi): Likewise.
6782 2005-07-06 Jeff Law <law@redhat.com>
6784 * tree-vrp.c (simplify_using_ranges): Kill.
6785 (vrp_finalize): Remove call to simplify_using_ranges.
6786 (simplify_stmt_using_ranges): New function extracted from
6787 simplify_using_ranges.
6788 (simplify_div_or_mod_using_ranges): Likewise.
6789 (simplify_abs_using_ranges): Likewise.
6790 (simplify_cond_using_ranges): New function.
6791 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6792 * tree-ssa-propagate.c (substitute_and_fold): Call
6793 simplify_stmt_using_ranges if we have range information.
6795 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6797 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6798 ia64_flag_schedule_isns2.
6800 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6801 reading/writing general registers.
6802 (ia64_function_arg): Revert 2005-06-18 change.
6804 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6806 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6807 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6809 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6811 * function.c (expand_function_end): Revert part of 2005-06-27
6812 patch. Do sjlj_emit_function_exit_after after return_label.
6814 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6816 * doc/install.texi (--disable-libssp): New.
6818 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6820 * doc/invoke.texi: Update -fforce-mem documentation.
6821 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6822 code for -fforce-mem.
6823 * expmed.c: (store_bit_field,store_fixed_bit_field,
6824 extract_bit_field): Ditto.
6825 * expr.c: (convert_move): Ditto.
6826 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6827 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6828 emit_conditional_add,expand_float,expand_fix): Ditto.
6829 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6830 (common_handle_option): Issue warning when -fforce-mem specified.
6832 2005-07-06 Paul Brook <paul@codesourcery.com>
6834 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6836 * configure: Regenerate.
6838 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6840 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6842 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6844 Fix PR tree-optimization/22319
6845 Fix PR tree-optimization/22140
6846 Fix PR tree-optimization/22310
6848 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6849 variable sized types.
6850 Use correct type for intermediate structure on *a = *b structure
6853 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6855 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6857 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6858 (machine_function): Move typedef to...
6859 * config/rs6000/rs6000.c (machine_function): ... here. Add
6860 varargs_save_offset field.
6861 (rs6000_stack_t): Remove varargs_size field.
6862 (setup_incoming_varargs): Allocate varargs save area using
6863 assign_stack_local, try to make it as small as possible.
6864 Save offset from virtual_stack_vars_rtx to the save area
6865 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6866 instead of magic 8 when fp word byte size is used.
6867 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6868 instead of -RS6000_VARARGS_SIZE.
6869 (rs6000_stack_info, debug_stack_info,
6870 rs6000_initial_elimination_offset): Remove all traces of
6872 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6873 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6874 RS6000_VARARGS_AREA.
6876 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6878 PR tree-optimization/21963
6879 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6880 constant_multiple_of in the same way get_computation_cost_at does.
6882 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6884 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6885 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6886 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6887 and return its previous value.
6888 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6889 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6891 (stack_protect_set, stack_protect_test): New expanders.
6892 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6893 stack_protect_testdi): New insns.
6894 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6895 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6897 2005-07-06 Jeff Law <law@redhat.com>
6899 * tree-ssa-dce.c (cfg_altered): New global.
6900 (tree_dce_init): Initialize cfg_altered.
6901 (remove_dead_stmt): If we remove an edge in the CFG, then set
6903 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6906 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6908 * Makefile.in (stamp-collect-ld): Use
6909 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6910 ./collect-ld if it already exists.
6911 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6912 Don't remove ./nm if it already exists.
6914 2005-07-05 Devang Patel <dpatel@apple.com>
6916 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6917 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6918 * tree-vectorizer.c (vect_loop_location): New.
6919 (vect_print_dump_info): Use vect_loop_location.
6920 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6921 (vectorize_loops): Set vect_loop_location.
6922 * tree-vect-analyze.c (vect_analyze_offset_expr,
6923 vect_determin_vectorization_factor, vect_analyze_operations,
6924 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6925 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6926 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6927 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6928 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6929 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6930 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6931 vect_analyze_loop): Adjust vect_print_dump_info API.
6932 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6933 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6934 vect_finish_stmt_generation, vectorizable_assignment,
6935 vectorizable_operation, vectorizable_store, vectorizable_load,
6936 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6937 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6938 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6939 vect_transform_loop): Same.
6940 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6941 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6944 2005-07-05 Randolph Chung <tausq@debian.org>
6946 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6947 * configure: Regenerate.
6948 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6949 (pa_tls_referenced_p): Declare.
6950 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6951 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6952 (legitimize_tls_address): New.
6953 (hppa_legitimize_address): Handle TLS addresses.
6954 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6955 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6956 (emit_move_sequence): Handle TLS addresses.
6957 (pa_encode_section_info): Call default handler to handle common
6959 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6960 (CONSTANT_ADDRESS_P): Reject TLS operands.
6961 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6962 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6963 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6964 (UNSPEC_TLSLE): Define new constants.
6965 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6966 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6967 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6968 (tie_symbolic_operand, tle_symbolic_operand): New
6970 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6972 * aclocal.m4: Update macros for autoconf 2.59 style.
6973 * configure.ac: Likewise.
6975 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6977 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6978 (function_arg): Pass small aggregates in general registers on 32-bit
6980 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6982 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6984 * Makefile.in (final.o): Fix dependencies.
6986 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6990 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6991 * langhooks.c (lhd_expr_to_decl): New.
6992 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6994 (LANG_HOOKS_INITIALIZER): Update.
6995 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6996 expr_to_decl langhook.
6997 * c-tree.h (c_expr_to_decl): Declare.
6998 * c-typeck.c (c_expr_to_decl): New.
6999 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7001 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7003 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7006 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7007 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7009 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7011 * Makefile.in: Adjust dependencies.
7012 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7013 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7014 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7015 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7016 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7017 rest_of_compilation.
7019 * bb-reorder.c (gate_duplicate_computed_gotos,
7020 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7021 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7022 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7023 pass_partition_blocks): New.
7024 * bt-load.c (gate_handle_branch_target_load_optimize,
7025 rest_of_handle_branch_target_load_optimize,
7026 pass_branch_target_load_optimize): New.
7027 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7029 * cfglayout.c (pass_insn_locators_initialize): New.
7030 * cfgrtl.c (pass_free_cfg): New.
7031 * combine.c (gate_handle_combine, rest_of_handle_combine,
7033 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7034 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7035 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7036 * except.c (pass_set_nothrow_function_flags,
7037 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7039 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7040 rest_of_handle_shorten_branches, pass_shorten_branches,
7041 rest_of_clean_state, pass_clean_state): New.
7042 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7043 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7044 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7046 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7047 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7048 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7049 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7051 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7052 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7053 pass_rtl_ifcvt, gate_handle_if_after_combine,
7054 rest_of_handle_if_after_combine, pass_if_after_combine,
7055 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7056 pass_if_after_reload): New.
7057 * integrate.c (pass_initial_value_sets): New.
7058 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7059 pass_purge_lineno_notes): New.
7060 * mode-switching.c (rest_of_handle_mode_switching,
7061 pass_mode_switching): New.
7062 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7063 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7065 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7066 pass_loop_optimize): New.
7067 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7069 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7071 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7072 pass_postreload_cse): New.
7073 * profile.c (gate_handle_profiling, pass_profiling,
7074 rest_of_handle_branch_prob, pass_branch_prob): New.
7075 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7076 pass_split_before_regstack, gate_handle_split_before_regstack,
7077 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7078 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7079 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7080 pass_stack_regs): New.
7081 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7082 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7083 pass_stack_adjustments): New.
7084 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7085 pass_regrename): New.
7086 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7087 pass_delay_slots, gate_handle_machine_reorg,
7088 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7089 * rtl.h (extern void purge_line_number_notes): New.
7090 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7091 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7093 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7095 * value-prof.c (gate_handle_value_profile_transformations,
7096 rest_of_handle_value_profile_transformations,
7097 pass_value_profile_transformations): New.
7098 * var-tracking.c (gate_handle_var_tracking,
7099 pass_variable_tracking): New.
7100 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7102 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7103 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7104 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7105 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7106 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7107 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7108 rest_of_handle_gcse2, rest_of_handle_regmove,
7109 rest_of_handle_tracer, rest_of_handle_if_conversion,
7110 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7111 rest_of_handle_web, rest_of_handle_branch_prob,
7112 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7113 rest_of_handle_jump_bypass, rest_of_handle_combine,
7114 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7115 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7116 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7117 rest_of_handle_mode_switching, rest_of_handle_jump,
7118 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7119 rest_of_handle_flow2, rest_of_handle_jump2,
7120 rest_of_handle_peephole2, rest_of_handle_postreload,
7121 rest_of_handle_shorten_branches, rest_of_clean_state,
7122 rest_of_compilation): Remove.
7124 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7125 * passes.c (dump_flags, in_gimple_form, all_passes,
7126 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7127 register_dump_files, next_pass_1, last_verified, execute_todo,
7128 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7129 from tree-optimize.c.
7130 (init_optimization_passes): Moved from tree-optimize.c,
7131 adding the RTL optimizations.
7132 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7133 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7134 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7135 register_dump_files, next_pass_1, last_verified, execute_todo,
7136 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7137 init_tree_optimization_passes, ipa_passes): Delete.
7138 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7140 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7141 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7143 (ipa_passes): Remove.
7144 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7145 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7146 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7147 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7148 (dump_info_p, dump_flag): Moved to tree-dump.h.
7150 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7152 * passes.c (finish_optimization_passes): Use dump_begin
7153 and dump_end, TDI_end.
7154 (gate_rest_of_compilation): New.
7155 (pass_rest_of_compilation): Use it.
7156 (gate_postreload, pass_postreload): New.
7157 * toplev.c (general_init): Rename init_tree_optimization_passes.
7158 * toplev.h (init_tree_optimization_passes): Rename to
7159 init_optimizations_passes.
7160 * tree-dump.c (dump_flag): Make static.
7161 (dump_files): Remove RTL dumps.
7162 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7163 pass_cleanup_cfg, pass_free_cfg_annotations,
7164 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7165 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7166 * tree-pretty-print.c: Include tree-pass.h.
7167 * cgraph.c: Include tree-dump.h.
7169 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7171 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7172 Only fall back to saying it points to readonly memory if
7175 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7177 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7178 * config/m32r/m32r.c (m32r_compute_frame_size,
7179 m32r_expand_prologue): Take current_function_profile into
7180 account whenever we reference
7181 current_function_uses_pic_offset_table.
7182 (m32r_finalize_pic): Remove.
7183 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7185 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7187 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7188 instead of $<. Don't remove ./as if it already exists.
7190 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7193 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7194 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7195 for complex modes when generating code for PA 1.0.
7196 (VALID_FP_MODE_P): New macro.
7197 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7198 sets for all general and floating point modes. Align wide floating
7199 point modes to even register boundaries to comply with architectural
7201 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7202 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7203 (VALID_FP_MODE_P): New macro.
7204 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7205 sets for all general and floating point modes. Align wide floating
7206 point modes to even register boundaries to comply with architectural
7209 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7211 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7214 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7216 * tree-ssa-structalias.c: Don't include expr.h.
7218 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7220 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7223 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7225 Fix PR tree-optimization/22279
7227 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7230 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7232 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7234 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7236 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7237 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7238 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7239 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7240 config/stormy16/stormy16.c, config/v850/v850.c,
7241 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7242 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7243 Avoid "." or "\n" at end of diagnostics and capital letters at
7244 start of diagnostics.
7245 * combine.c, cse.c: Don't translate dump file output.
7246 * toplev.c (print_version): Only translate output if going to
7249 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7251 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7252 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7255 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7257 * pa.c (fix_range): Fix typo in comment.
7259 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7261 * tree-vrp.c (extract_range_from_assert): Replace
7262 fold (build (...)) with fold_build2.
7264 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7266 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7267 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7268 (format_types_orig, handle_format_attribute): Add support for
7271 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7273 * varasm.c (assemble_variable): Fix format specifier thinko.
7275 2005-07-03 Ira Rosen <irar@il.ibm.com>
7277 PR tree-optimization/22029 (and 22135)
7278 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7279 a phi node before calling dump_vops.
7281 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7283 * tree-dump.h (dump_string_field): Declare.
7284 * tree-dump.c: Use it instead of dump_string.
7285 (dump_string_field): Make non-static.
7287 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7289 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7290 up the minimal CFG stuff always when optimize > 0. Call
7291 split_all_insns_noflow in PIC case if needed.
7293 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7294 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7297 * c-decl.c (c_write_global_declarations): Dump contents of
7299 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7300 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7301 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7302 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7305 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7307 * c-common.h (GCC_DIAG_STYLE): Define.
7308 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7309 version for format checking to 4.1.
7310 * c-format.c: Include toplev.h after c-common.h.
7311 (enum format_type): Add gcc_tdiag_format_type.
7312 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7313 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7314 (format_types_orig): Add gcc_tdiag.
7315 (init_dynamic_diag_info): Support gcc_tdiag formats.
7316 (handle_format_attribute): Likewise.
7317 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7318 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7319 version for format checking to 4.1.
7320 (warning0, warning, error, pedwarn, sorry): Use
7322 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7323 (finish_aliases_1): Do not use %qE.
7324 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7325 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7326 Correct format bugs.
7327 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7328 parameter to unsigned HOST_WIDE_INT.
7329 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7331 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7334 * expr.c (write_complex_part): Use adjust_address for MEM.
7335 (read_complex_part): Same.
7337 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7339 Fix PR tree-optimization/22280
7341 * tree-sra.c (generate_element_init): Remove useless loop.
7343 2005-07-02 Richard Henderson <rth@redhat.com>
7345 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7347 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7349 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7352 * fold-const.c (fold_binary): Handle the return value of
7353 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7354 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7356 2005-07-02 Jeff Law <law@redhat.com>
7358 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7359 a eliminate type conversion which feeds an equality comparison
7360 if the original type or either operand in the comparison is a
7363 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7365 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7366 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7368 * config/avr/avr.c: Do not use '`' as left quote.
7369 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7370 Remove "." from end of diagnostics. Make diagnostics start with
7373 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7374 Joseph S. Myers <joseph@codesourcery.com>
7376 * toplev.c (default_tree_printer): Handle setting location with
7378 * c-objc.common.c (c_tree_printer): Likewise.
7379 * c-format.c (gcc_diag_flag_specs): Add '+'.
7380 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7381 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7383 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7384 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7385 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7386 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7387 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7388 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7389 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7390 format arguments where %J is used without %D.
7392 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7394 * gcc.c (LINK_SSP_SPEC): Define.
7395 (link_ssp_spec): New variable.
7396 (LINK_COMMAND_SPEC): Add %(link_ssp).
7397 (static_specs): Add link_ssp_spec.
7398 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7399 * configure: Rebuilt.
7400 * config.in: Rebuilt.
7402 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7403 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7404 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7405 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7406 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7407 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7408 -0x7008(2) instead of reading __stack_chk_guard variable.
7409 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7411 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7412 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7413 if TARGET_THREAD_SSP_OFFSET is defined.
7414 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7415 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7418 2005-06-27 Richard Henderson <rth@redhat.com>
7419 * libgcc-std.ver (GCC_4.1.0): New.
7420 * libgcc.h (__stack_chk_guard): Declare.
7421 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7422 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7423 * mklibgcc.in (lib2funcs): Add them.
7425 2005-07-01 Richard Henderson <rth@redhat.com>
7427 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7428 void * before struct sigcontext *.
7429 (x86_fallback_frame_state): Likewise.
7431 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7433 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7435 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7438 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7439 we check for SSA_NAME for.
7441 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7443 Fix PR tree-optimization/22071
7445 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7447 (get_constraint_for_component_ref): Use it.
7449 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7452 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7453 print out the last new line.
7455 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7457 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7458 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7459 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7460 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7461 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7462 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7463 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7464 (enum reg_class): New member CC0_REGS.
7465 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7466 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7467 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7468 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7469 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7470 Adjust for register now described.
7472 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7475 * config/i386/i386.md (stack_protect_test_si,
7476 stack_protect_test_di): Add earlyclobber for scratch 3.
7477 * config/rs6000/rs6000.md (stack_protect_testsi,
7478 stack_protect_testdi): Add earlyclobber for scratch 3,
7479 remove earlyclobber from scratch 4.
7481 Older entries for 2005 can be found in ChangeLog-2005.