1 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
7 2005-10-14 Per Bothner <per@bothner.com>
10 * c-ppoutput.c (print_line): Print internal line 0 as 1.
12 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
15 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
16 overflow flags. Refactor some conditionals.
18 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
21 * tree-dfa.c (add_referenced_var): Only look at decls which
22 have TREE_CONSTANT or TREE_READONLY set instead of if
23 !TREE_PUBLIC or !TREE_CONSTANT.
25 2005-10-13 James E Wilson <wilson@specifix.com>
27 * doc/invoke.texi: For -x, add f95-cpp-input.
28 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
30 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
32 PR tree-optimization/24262
33 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
36 2005-10-12 Richard Henderson <rth@redhat.com>
39 * tree.h (DECL_TRANSPARENT_UNION): Remove.
40 * function.c (assign_parm_find_data_types): Don't support it.
41 * print-tree.c (print_node): Likewise.
42 * c-common.c (handle_transparent_union_attribute): Likewise.
43 Use build_duplicate_type.
44 * tree-inline.c (remap_type_1): Split out of remap_type;
45 properly remap aggregate fields.
46 (build_duplicate_type): New.
47 * doc/extend.texi (Variable Attributes): Remove documentation
48 for transparent_union.
50 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
53 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
54 (gen_stack_pointer_dec): Likewise.
56 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
60 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
62 (struct cxx): Add adjust_class_at_definition target hook.
63 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
64 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
65 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
66 hook_void_tree. Add to TARGET_CXX.
67 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
69 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
70 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
71 instead of attribute. Check for dllexport override. Warn if
72 inconsistent dll linkage. Don't lose old dllimport if decl has
73 had address referenced. Tweak lookup of dllimport atribute.
74 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
75 for target specific rules. Don't add dllimport attribute if
76 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
78 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
79 * varasm.c (initializer_constant_valid_p): Replace
80 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
84 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
85 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
86 (i[34567]86-*-mingw32*): Likewise.
88 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
89 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
91 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
92 C++-specific code. Change return value to bool.
93 (i386_pe_dllimport_p): Likewise.
94 (associated_type): Simplify and make language-independent
95 (i386_pe_encode_section_info): Replace override of ambiguous
96 dllimport symbol refs with a gcc_assert.
97 (i386_pe_valid_dllimport_attribute_p): Define.
98 * config/i386/winnt-cxx.c: New file. Define C++ versions of
99 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
100 i386_pe_adjust_class_at_definition.
101 * config/i386/winnt-stubs.c: New file. Define stub versions of
102 lang-specific functions.
103 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
104 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
105 i386_pe_adjust_class_at_definition.
106 (i386_pe_valid_dllimport_attribute_p): Declare.
107 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
108 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
109 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
112 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
113 dllimport attribute with test of DECL_DLLIMPORT_P.
115 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
117 * combine.c (make_extraction): Correct offset computation.
119 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
121 * config/cris/t-linux (LIMITS_H_TEST): Define.
123 2005-10-12 Richard Henderson <rth@redhat.com>
126 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
128 2005-10-12 Richard Guenther <rguenther@suse.de>
130 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
132 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
135 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
136 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
139 2005-10-12 Richard Guenther <rguenther@suse.de>
142 * varasm.c (output_constant): Correct typo from previous
145 2005-10-11 Ian Lance Taylor <ian@airs.com>
147 PR rtl-optimization/13931
148 * combine.c: Revert patch of 2003-05-14, and:
149 (try_combine): Only set elim_i1 and elim_i2 if the destination is
150 completely killed in the appropriate insn.
151 (distribute_notes): Don't skip multiple hard register test for
154 2005-10-11 Richard Henderson <rth@redhat.com>
157 * c-typeck.c (convert_for_assignment): Use build_constructor_single
158 to initialize a transparent union instead of a nop_expr.
160 2005-10-11 Richard Henderson <rth@redhat.com>
162 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
163 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
164 (tree_ssa_dce_loop): Call scev_reset.
167 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
168 * tree-ssa-dce.c: Include cfgloop.h.
169 (tree_ssa_dce_loop, pass_dce_loop): New.
170 * tree-pass.h (pass_dce_loop): Declare it.
171 * passes.c (init_optimization_passes): Use it.
173 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
176 * convert.c (convert_to_real): Revert 2005-10-05 patch.
177 Only apply the optimization for rounding builtins if the inner
178 cast is also an extension.
180 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
183 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
184 mark_new_vars_to_rename instead of update_stmt.
186 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
188 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
190 2005-10-11 Jakub Jelinek <jakub@redhat.com>
192 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
193 for setting MMX register to 0 rather than mmx.
195 2005-10-10 Steve Ellcey <sje@cup.hp.com>
198 * configure.ac: Move gas check from mips specific case to common case.
199 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
200 * configure: Regenerate
201 * doc/install.texi: Update.
203 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
206 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
208 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
210 * gcc.c (do_spec_1): Accept numeric characters in file name
213 2005-10-10 Nick Clifton <nickc@redhat.com>
215 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
216 describing the deleted arm_gen_rotated_half_load function.
218 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
220 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
223 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
225 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
227 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
228 (EXTRA_MULTILIB_PARTS): Define.
229 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
230 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
231 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
232 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
233 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
234 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
236 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
238 PR tree-optimization/24226
239 * tree-cfg.c (remove_bb): Clean up unreachable loops.
240 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
241 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
244 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
246 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
248 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
251 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
252 Rewrite for no need for the early clobber.
254 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
256 Merge from csl-arm-branch:
257 2005-09-07 Paul Brook <paul@codesourcery.com>
258 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
261 2005-04-30 Paul Brook <paul@codesourcery.com>
262 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
263 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
265 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
266 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
267 (arm_override_options): Use TARGET_AAPCS_BASED.
268 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
269 (PTRDIFF_TYPE): Use int for AAPCS.
270 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
271 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
272 (DEFAULT_SHORT_ENUMS): Delete.
273 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
275 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
276 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
277 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
278 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
280 2004-12-03 Mark Mitchell <mark@codesourcery.com>
281 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
283 2004-11-22 Mark Mitchell <mark@codesourcery.com>
284 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
286 2004-11-19 Mark Mitchell <mark@codesourcery.com>
287 * config.gcc (arm*-*-linux-gnueabi): Add it.
288 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
290 (TARGET_OS_CPP_BUILTINS): Likeiwse.
291 * config/arm/linux-eabi.h: New file.
292 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
293 (LINUX_TARET_LINK_SPEC): Likewise.
295 * config/arm/t-linux-eabi: New file.
297 2005-10-08 Steven Bosscher <stevenb@suse.de>
300 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
302 (PARAM_SMS_DFA_HISTORY): Likewise.
304 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
307 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
308 (load_register_parameters): Call it.
309 (check_sibcall_argument_overlap_1): Likewise.
310 (store_one_arg): Likewise.
312 2005-10-07 James E. Wilson <wilson@specifix.com>
314 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
315 DImode not VECINT24 for operand 2.
318 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
322 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
323 fr_spill): Use destination_operand for operand 0.
325 2005-10-07 DJ Delorie <dj@redhat.com>
327 * varasm.c (output_constant): Limit error to expanding
330 2005-10-07 Richard Guenther <rguenther@suse.de>
333 * fold-const.c (fold_binary): Fix operand types during folding
334 of X op (A, Y). Evaluation order of the side-effects of
335 X and A are frontend-defined, so ensure we honour that even for
336 tcc_comparison class operands; eased by removing duplicate code.
338 2005-10-07 Steve Ellcey <sje@cup.hp.com>
340 * stor-layout.c (layout_type): Do not allow alignment of array
341 elements to be greater than their size.
343 2005-10-07 Steve Ellcey <sje@cup.hp.com>
345 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
347 (hppa*-*-linux*): Ditto.
348 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
349 * config/host-hpux.c: New.
350 * config/x-hpux: New.
351 * config/pa/x-hpux: Remove.
352 * config/pa/x-linux: Remove.
353 * config/pa/pa-host.c: Remove.
355 2005-10-07 Jeff Law <law@redhat.com>
357 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
358 determine whether or not to try and thread outgoing edges.
360 2005-10-07 David Edelsohn <edelsohn@gnu.org>
362 * config/rs6000/rs6000.md (eqsi_power): New.
363 (neg_eq0si): Add TARGET_POWER to final condition.
366 2005-10-06 Richard Henderson <rth@redhat.com>
368 * config/rs6000/rs6000.c: Revert last change.
370 2005-10-06 Richard Henderson <rth@redhat.com>
372 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
373 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
375 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
379 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
380 out return_label and naked_return_label.
382 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
384 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
387 2005-10-06 Richard Henderson <rth@redhat.com>
390 * tree-inline.c (declare_return_variable): Handle modify_dest not
393 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
395 Fix PR tree-optimization/22488
396 * tree-ssa-structalias.c (check_for_overlaps): New function.
397 (create_variable_info_for): Use it.
399 2005-10-06 Richard Henderson <rth@redhat.com>
402 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
403 (dwarf2out_start_source_file): Print it.
405 2005-10-06 Geoffrey Keating <geoffk@apple.com>
407 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
409 2005-10-06 Richard Henderson <rth@redhat.com>
412 * mode-switching.c (optimize_mode_switching): Clear transp bit
413 for block with incomming abnormal edges.
415 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
416 (fpscr_set_from_mem): Use them.
417 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
418 (fpscr postinc splitters): Rewrite as peephole2+split.
420 2005-10-06 David Edelsohn <edelsohn@gnu.org>
422 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
423 (eq<mode>_compare): Same.
425 2005-10-06 Richard Guenther <rguenther@suse.de>
427 PR tree-optimization/24238
428 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
430 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
432 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
433 here. Use AC_PATH_PROG for environment variables instead of
435 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
437 * configure: Regenerated.
439 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
442 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
443 then force it into a register.
444 (call_value): Likewise.
446 2005-10-06 Richard Henderson <rth@redhat.com>
449 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
450 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
451 under pass_vectorize.
453 2005-10-05 Devang Patel <dpatel@apple.com>
456 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
457 handling constants. Check NAMESPACE_DECL context for constants.
459 2005-10-05 Eric Christopher <echristo@apple.com>
461 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
463 2005-10-05 Richard Henderson <rth@redhat.com>
466 * tree-cfg.c (mark_array_ref_addressable_1): New.
467 (mark_array_ref_addressable): New.
468 * tree-flow.h (mark_array_ref_addressable): Declare.
469 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
471 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
475 * reload.c (subst_reloads): When adding a REG_LABEL to a
476 jump instruction, also update JUMP_LABEL.
478 2005-10-05 David Edelsohn <edelsohn@gnu.org>
480 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
481 * bb-reorder.c (copy_bb_p): Use it.
482 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
484 2005-10-05 Richard Henderson <rth@redhat.com>
487 * toplev.c (process_options): Warn about unsupported combinations
488 of unwind tables and omit-frame-pointer.
489 * config/i386/i386.c (override_options): Similarly. Enable
490 accumulate-outgoing-args if not explicitly disabled.
492 2005-10-05 Steve Ellcey <sje@cup.hp.com>
494 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
495 Handle big endian vs. small endian.
496 (vec_initv2sf): Handle big endian vs. small endian.
497 (*vec_extractv2sf_1): Ditto.
499 2005-10-05 Dale Johannesen <dalej@apple.com>
501 * convert.c (convert_to_real): Don't convert
502 (float)floor(double d) to floorf((float)d).
504 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
506 * config/arm/arm.md (insv): Use gen_int_mode in more places.
508 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
510 PR tree-optimization/18587
511 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
512 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
513 build_vuses): Change to VEC type.
514 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
515 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
516 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
517 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
518 (get_name_decl): New. Return DECL_UID of base variable.
519 (operand_build_cmp): New. qsort comparison routine.
520 (operand_build_sort_virtual): New. Sort virtual build vector.
521 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
522 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
523 (FINALIZE_BASE): Use get_name_decl.
524 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
525 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
526 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
527 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
528 direct VEC_* manipulations.
529 (build_ssa_operands): Call operand_build_sort_virtual.
530 (copy_virtual_operand, create_ssa_artficial_load_stmt,
531 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
532 with direct VEC_* manipulations.
533 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
534 with direct VEC manipulations.
536 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
538 PR tree-optimization/21419
539 PR tree-optimization/24146
540 PR tree-optimization/24151
542 * c-typeck.c (readonly_error): Handle USE being lv_asm.
543 (build_asm_expr): Call it if outputs are read-only.
544 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
546 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
547 Paolo Bonzini <bonzini@gnu.org>
551 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
552 enable the instructions and not just the built-ins.
553 * doc/invoke.texi (x86 Options): Likewise.
555 2005-10-04 Geoffrey Keating <geoffk@apple.com>
557 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
559 * doc/invoke.texi (Option Summary): Correct spelling
560 of -mmacosx-version-min.
562 2005-10-04 Devang Patel <dpatel@apple.com>
564 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
567 2005-10-04 Steve Ellcey <sje@cup.hp.com>
569 * tree-vect-transform.c (vect_create_epilog_for_reduction):
570 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
572 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
574 * config/s390/s390.md ("TDSI","DP"): New mode macros.
575 ("TE","tg"): New mode attributes.
576 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
577 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
578 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
579 dword_mode and one for GPRmode.
581 2005-10-04 Ian Lance Taylor <ian@airs.com>
583 PR preprocessor/13726
584 * c-ppoutput.c (cb_include): Add comments parameter, and print out
585 any comments passed in.
587 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
589 * tree.c (annotate_with_file_line): Fix typo.
591 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
594 * builtins.c (fold_builtin_memcmp): When constructing the pointer
595 type used to access data in the inlined length == 1 case, use
596 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
597 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
599 2005-10-04 Uros Bizjak <uros@kss-loka.si>
601 * config/i386/i386.h (TARGET_FISTTP): Enable also for
602 TARGET_SSE3 and only for TARGET_80387.
603 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
604 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
605 Do not depend on TARGET_80387.
607 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
609 * tree.c (last_annotated_node): Change type to location_t*.
610 (annotate_with_file_line): Reflect the change of
611 last_annotated_node type.
613 2005-10-04 Richard Guenther <rguenther@suse.de>
616 * c-decl.c (grokdeclarator): Don't write to fields
619 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
622 * c-decl.c (finish_decl): Use set_user_assembler_name even for
624 * varasm.c (make_decl_rtl): If a register variable does not
625 have a set user assmbler name, error out.
626 Decode the asmspec is now name+1 bypassing '*'.
628 2005-10-04 Steven Bosscher <stevenb@suse.de>
630 PR tree-optimization/23049
631 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
632 of a COND_EXPR is folded before calling fold on the whole rhs of a
633 conditional assignment.
634 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
635 document that a COND_EXPR may appear there.
637 2005-10-03 Diego Novillo <dnovillo@redhat.com>
640 * tree-vrp.c (extract_range_from_assert): If the new numeric
641 range created out of the assertion contradicts the existing
642 numeric range of the ASSERT_EXPR variable, make the new range
645 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
647 * config/sh/sh.c (sh_register_move_cost): Add case for moving
648 from T_REGS to FP register class.
650 2005-10-03 Richard Henderson <rth@redhat.com>
653 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
654 before creating a new one.
656 2005-10-03 David Edelsohn <edelsohn@gnu.org>
658 * config/rs6000/t-aix43 (LDFLAGS): New.
659 * config/rs6000/t-aix52 (LDFLAGS): New.
661 2005-10-03 Ian Lance Taylor <ian@airs.com>
663 * gimplify.c (find_single_pointer_decl_1): New static function.
664 (find_single_pointer_decl): New static function.
665 (internal_get_tmp_var): For a formal variable, set restrict base
666 information if appropriate.
667 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
669 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
670 (DECL_GET_RESTRICT_BASE): Define.
671 (SET_DECL_RESTRICT_BASE): Define.
672 (decl_restrict_base_lookup): Declare.
673 (decl_restrict_base_insert): Declare.
674 (struct tree_decl_with_vis): Add based_on_restrict_p field.
675 * tree.c (restrict_base_for_decl): New static variable.
676 (init_ttree): Initialize restrict_base_for_decl.
677 (copy_node_stat): Copy restrict base information.
678 (decl_restrict_base_lookup): New function.
679 (decl_restrict_base_insert): New function.
680 (print_restrict_base_statistics): New static function.
681 (dump_tree_statistics): Call print_restrict_base_statistics.
683 2005-10-02 Diego Novillo <dnovillo@redhat.com>
686 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
689 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
692 * c-typeck.c (tagged_tu_seen): Rename to ...
693 (tagged_tu_seen_cache): this and add val field.
694 (comptypes): Move functional to comptypes_internal
695 and free tagged_tu_seen.
696 (comptypes_internal): New function and call comptypes_internal
697 instead of comptypes. Speed up by sibcalling
698 tagged_types_tu_compatible_p.
699 (alloc_tagged_tu_seen): New function
700 (free_all_tagged_tu_seen_up_to): New function.
701 (tagged_types_tu_compatible_p): Return the val of the seen two
703 Add that the two types are the same to tagged_tu_seen_base
704 if they are and call comptypes_internal instead of comptypes.
705 <case UNION_TYPE>: Speed up common type where the fields are
707 (function_types_compatible_p): Call comptypes_internal instead of
709 (type_lists_compatible_p): Likewise.
710 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
712 2005-10-02 Matthias Klose <doko@debian.org>
714 * doc/invoke.texi: Fix typo and speling error.
716 2005-10-01 Richard Henderson <rth@redhat.com>
718 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
720 2005-10-01 Mark Mitchell <mark@codesourcery.com>
722 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
723 using --start-group and --end-group.
725 2005-10-01 Diego Novillo <dnovillo@redhat.com>
727 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
728 FIXME note regarding quirky semantics.
730 2005-10-01 Diego Novillo <dnovillo@redhat.com>
733 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
734 non-null range as a last resort.
736 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
737 Diego Novillo <dnovillo@redhat.com>
740 * tree-vrp.c (extract_range_from_assert): For !=
741 assertions, only build an anti-range if LIMIT is a
744 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
746 * arm.md (movqi): On thumb when optimizing, handle loading from
747 memory by describing this as taking a subreg of a zero-extended load
748 into an SImode register.
751 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
753 * reload1.c (merge_assigned_reloads): Do not change any
754 RELOAD_FOR_OUTPUT_ADDRESS reloads.
756 2005-09-30 Geoffrey Keating <geoffk@apple.com>
758 * Makefile.in (LIPO_FOR_TARGET): Define.
759 (STRIP_FOR_TARGET): Define.
761 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
762 before creating new ones. Do symlinks before creating the actual
765 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
766 to work out which multilibs are actually being built.
768 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
770 * tree-vect-transform.c, config/ms1/ms1.md,
771 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
772 Follow spelling conventions.
773 * doc/invoke.texi, doc/md.texi: Fix typos.
775 2005-09-30 Andrew Macleod <amacleod@redat.com>
777 PR tree-optimization/21430
778 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
779 use operands, and set stmt pointer if need be.
780 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
781 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
784 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
787 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
789 2005-09-29 Mark Mitchell <mark@codesourcery.com>
791 * optabs.c (expand_binop): Initialize first_pass_p.
793 2005-09-29 Jakub Jelinek <jakub@redhat.com>
796 * c-decl.c (c_write_global_declarations_1): If any
797 wrapup_global_declaration_2 call returned true, restart the loop.
799 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
801 Fix PR tree-optimization/24117
802 * tree-ssa-structalias.c (find_func_aliases): Strip nops
803 before considering whether to use anyoffset.
805 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
809 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
811 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
813 (swap_commutative_operands_with_target): New.
815 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
818 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
821 2005-09-29 Steven Bosscher <stevenb@suse.de>
823 PR tree-optimization/23911
824 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
825 and IMAGPART_EXPR too.
827 2005-09-28 Mark Mitchell <mark@codesourcery.com>
830 * expmed.c (expand_shift): Move logic to reverse rotation
831 direction when rotating by constants ...
832 * optabs.c (expand_binop): ... here.
833 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
834 (ix86_rotrdi3): New pattern.
835 (rotldi3): Handle 32-bit mode.
836 (ix86_rotldi3): New pattern.
838 2005-09-29 Alan Modra <amodra@bigpond.net.au>
841 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
842 check for numbers that need no bit twiddle.
844 2005-09-28 Geoffrey Keating <geoffk@apple.com>
846 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
847 multilib to be built.
849 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
850 (stage1-start): Delete old libgcc and libunwind before moving
851 anything into the stage directory.
852 (stage2-start): Likewise.
853 (stage3-start): Likewise.
854 (stage4-start): Likewise.
855 (stageprofile-start): Likewise.
856 (stagefeedback-start): Likewise.
857 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
858 header in tm_file and CPU-specific t-darwin in tmake_file.
859 (i[34567]86-*-darwin*): Don't change tm_file.
860 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
861 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
862 shared library stub for target OS version.
863 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
864 (SHLIB_LINK): Don't make SHLIB_SOLINK.
865 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
866 (libgcc_s.%.dylib): New.
868 (install-darwin-libgcc-stubs): New.
869 (INSTALL_LIBGCC): New append.
870 * config/i386/darwin-libgcc.10.4.ver: New.
871 * config/i386/darwin-libgcc.10.5.ver: New.
872 * config/i386/t-darwin: New.
873 * config/rs6000/darwin-libgcc.10.4.ver: New.
874 * config/rs6000/darwin-libgcc.10.5.ver: New.
875 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
876 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
878 2005-09-28 Paul Brook <paul@codesourcery.com>
880 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
883 2005-09-28 Richard Guenther <rguenther@suse.de>
885 PR tree-optimization/23853
886 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
887 host_integerp to verify misalignment value.
889 2005-09-28 Richard Henderson <rth@redhat.com>
891 * builtins.c (get_builtin_sync_mode): New.
892 (expand_builtin_sync_operation): Pass in mode argument.
893 (expand_builtin_compare_and_swap): Likewise.
894 (expand_builtin_lock_test_and_set): Likewise.
895 (expand_builtin_lock_release): Likewise.
896 (expand_builtin): Update to match.
898 2005-09-28 Nick Clifton <nickc@redhat.com>
900 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
901 formatting. Add check to PLUS case to ensure that the offset is
902 within an acceptable range.
904 * config/v850/v850.md (casesi): Disable the generation of the
905 switch pattern as it is not being handled properly at the moment.
907 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
908 for when the high words are identical.
910 2005-09-27 Richard Henderson <rth@redhat.com>
912 * pretty-print.c (pp_base_format): Fix typo for %>.
914 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
915 Devang Patel <dpatel@apple.com>
917 PR tree-optimization/23625
918 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
919 LABEL_EXPR, assertion check.
921 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
923 * optabs.c (no_conflict_move_test): Check if a result of a
924 to-be-moved insn would be clobbered by an originally
927 2005-09-27 Jeff Law <law@redhat.com>
929 * passes.c (init_optimization_passes): Replace copy propagation
930 passes immediately after DOM with phi-only copy propagation
931 pases. Add phi-only copy propagation pass after first DOM pass.
932 * tree-pass.h (pass_phi_only_copy_prop): Declare.
933 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
934 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
935 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
936 to init_copy_prop. Callers updated.
937 (do_phi_only_copy_prop): New function.
938 (pass_phi_only_copy_prop): New pass descriptor.
940 2005-09-27 Nick Clifton <nickc@redhat.com>
942 * libgcc2.c (__popcount_tab): Remove redundant prototype.
944 2005-09-26 Jason Merrill <jason@redhat.com>
947 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
949 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
951 2005-09-26 James E Wilson <wilson@specifix.com>
953 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
954 copyright. Add gcc copyright plus libgcc exception.
955 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
957 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
959 2005-09-26 Jeff Law <law@redhat.com>
961 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
962 about when to iterate.
964 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
967 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
968 for __complex__ double in -mcpu=G5 mode.
970 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
972 PR tree-optimization/23942
973 * Makefile.in (SCEV_H): Depends on PARAMS_H.
974 * tree-scalar-evolution.c: Include params.h.
976 (follow_ssa_edge, follow_ssa_edge_in_rhs,
977 follow_ssa_edge_in_condition_phi_branch,
978 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
979 Change return type to t_bool. Use a parameter to limit the size of
980 trees that are walked before stopping
981 (analyze_evolution_in_loop): Initialize the limit to 0.
982 (follow_ssa_edge): Give up by returning t_dont_know if the limit
983 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
985 2005-09-26 Uros Bizjak <uros@kss-loka.si>
988 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
989 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
991 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
993 * combine.c (make_extraction): Check for valid use of subreg.
995 2005-09-26 Uros Bizjak <uros@kss-loka.si>
998 * config/i386/i386.md ("*fistdi2_1"): New pattern.
999 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1000 ("fist<mode>2_with_temp"): Use only register operands.
1002 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1004 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1005 CALL_INSN_FUNCTION_USAGE.
1007 2005-09-26 Richard Guenther <rguenther@suse.de>
1010 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1011 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1012 (ldst_entry): Use the hashtable instead of list-walking.
1013 (find_rtx_in_ldst): Likewise.
1014 (free_ldst_entry): Free the hashtable.
1015 (compute_ld_motion_mems): Create the hashtable.
1016 (trim_ld_motion_mems): Remove entry from hashtable if
1017 removing it from list.
1018 (compute_store_table): Likewise^2.
1019 (store_motion): Free hashtable in case we did not see
1022 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1024 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1025 and arg1 if we are passing them to fold_build2.
1027 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1030 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1033 2005-09-25 Richard Henderson <rth@redhat.com>
1035 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1036 SYMBOL_REF_TLS_MODEL to be correct.
1038 2005-09-24 Richard Henderson <rth@redhat.com>
1040 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1041 end of function. Reindent.
1043 2005-09-24 Ian Lance Taylor <ian@airs.com>
1045 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1046 NEGATE_EXPR/BIT_NOT_EXPR case.
1048 2005-09-24 Richard Henderson <rth@redhat.com>
1050 * c-common.c (handle_mode_attribute): When not modifying in place,
1051 create subtypes for enumerations.
1052 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1053 * gimplify.c (create_tmp_from_val): Likewise.
1055 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1057 * config/i386/i386.md (*tls_global_dynamic_64,
1058 *tls_local_dynamic_base_64): Add missing mode to call.
1059 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1061 2005-09-24 Jan Hubicka <jh@suse.cz>
1063 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1064 (cgraph_clone_node): Likewise.
1065 * cgraph.h (cgraph_clone_edge): Update prototype.
1066 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1067 duplicated prototypes; add updating argument.
1068 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1069 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1071 (cgraph_mark_inline_edge): Likewise.
1072 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1073 (cgraph_flatten_node): Likewise.
1074 (cgraph_decide_recursive_inlining): Likewise.
1075 (cgraph_decide_inlining_of_small_function): Likewise.
1076 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1078 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1079 Pete Steinmetz <steinmtz@us.ibm.com>
1081 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1082 (rldic.): Set type to "compare".
1084 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1085 mfjmpr for MFCTR/MFLR.
1086 (movdf_hardfloat64): Same.
1087 (movdf_softfloat64): Same. Correct order of store and move types.
1088 (movti_string): Set type to store_ux/load_ux.
1089 (load_multiple): Set type to load_ux.
1090 (store_multiple): Set type to store_ux.
1091 (movmemsi): Set type to store_ux.
1092 (output_cbranch direct_return): Set type to jmpreg.
1093 (stmw): Set type to store_ux.
1094 (lmw): Set type to load_ux.
1095 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1096 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1097 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1098 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1099 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1100 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1101 (rios1-fpstore): Increase latency to 3.
1102 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1103 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1105 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1106 Andrew Pinski <pinskia@physics.uc.edu>
1108 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1109 operand2 constraint to "b".
1110 (sync_<fetchop_name>di_internal): Same.
1111 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1113 (sync_old_<fetchop_name>di_internal): Same.
1114 (sync_new_<fetchop_name>si_internal): Same.
1115 (sync_new_<fetchop_name>di_internal): Same.
1117 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1120 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1121 case, define as macros.
1123 PR rtl-optimization/23837
1124 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1125 clobber / clobber match between dest and p->first.
1127 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1128 (no_conflict_move_test): Update comments.
1130 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1132 * doc/install.texi: Update URL for Jacks.
1133 * doc/sourcebuild.texi: Likewise.
1135 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1138 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1139 registers when choosing register preferences.
1140 (movdf_hardfloat64): Same.
1142 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1144 * expmed.c (expand_shift): Don't use the target of the rotate as
1145 target for the first expanded shift insn.
1146 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1148 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1150 PR tree-optimization/22438
1151 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1152 preserved iv rhs rewriting specially.
1154 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1156 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1157 estimate_only is true.
1158 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1159 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1160 tree-ssa-structalias.c
1161 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1162 ref_contains_indirect_ref.
1163 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1165 2005-09-21 DJ Delorie <dj@redhat.com>
1167 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1169 (mn10300_return_in_memory): Support variable size types also.
1170 (mn10300_pass_by_reference): Likewise.
1171 (mn10300_function_value): New.
1172 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1173 (FUNCTION_OUTGOING_VALUE): Likewise.
1174 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1175 * doc/invoke.texi: Document it.
1177 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1180 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1181 force integer op1 into register for XFmode compares.
1183 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1186 * expmed.c (alg_code): Add alg_impossible.
1187 (alg_hash_entry): Add cost.
1188 (synth_mult): Record alg_impossible in the hash table if
1189 multiplication by a given integer is impossble within the
1190 limit. Speed up using alg_impossible.
1192 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1194 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1195 argument. Allow and set any offset if needs_anyoffset is passed
1197 (get_constraint_for): Add argument here too.
1199 (do_structure_copy): Pass NULL to get_constraint_for.
1200 (handle_ptr_arith): Ditto.
1201 (find_func_aliases): Ditto.
1203 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1205 PR rtl-optimization/23898
1206 * output.h (get_attr_min_length): Declare.
1207 * final.c (get_attr_length_1): New function, broken out of:
1209 (get_attr_min_length): New function.
1210 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1211 (duplicate_computed_gotos): Likewise.
1212 * genattr.c (insn_min_length): Generate declaration.
1213 * genattrtab.c (min_fn, min_attr_value): New functions.
1214 (make_length_attrs): Generate insn_min_length.
1216 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1218 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1220 2005-09-20 Richard Henderson <rth@redhat.com>
1222 PR tree-optimization/24059
1223 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1226 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1228 * c.opt (fextended-identifiers): New.
1229 * c-opts.c (c_common_handle_option): Handle
1230 -fextended-identifiers.
1231 * doc/cpp.texi: Update documentation of extended identifiers.
1232 * doc/cppopts.texi (-fextended-identifiers): Document.
1234 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1236 PR tree-optimization/23929
1237 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1240 PR tree-optimization/23818
1241 * tree-stdarg.c (execute_optimize_stdarg): Call
1242 calculate_dominance_info.
1244 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1246 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1247 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1248 (compute_overlap_steps_for_affine_1_2): Use
1249 get_number_of_iters_for_loop.
1250 (analyze_subscript_affine_affine): Check whether difference is
1252 Use get_number_of_iters_for_loop.
1253 Check whether overlap occurs outside of bounds.
1254 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1256 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1258 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1259 base register if possible.
1261 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1263 PR tree-optimization/18463
1264 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1265 converting it directly is not possible.
1266 (chrec_convert_aggressive): New function.
1267 * tree-chrec.h (chrec_convert_aggressive): Declare.
1268 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1269 Fold chrec conversions aggressively if asked to.
1270 (instantiate_parameters): Modified because of changes in
1271 instantiate_parameters_1.
1273 2005-09-19 Richard Henderson <rth@redhat.com>
1275 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1276 (reduc_splus_v2df): New.
1278 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1280 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1281 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1283 2005-09-19 Richard Henderson <rth@redhat.com>
1285 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1288 2005-09-19 Richard Henderson <rth@redhat.com>
1290 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1291 (ia64_expand_dot_prod_v8qi): New.
1292 * config/ia64/ia64-protos.h: Update.
1293 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1294 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1295 sdot_prodv8qi, sdot_prodv4hi): New.
1296 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1298 2005-09-19 Richard Henderson <rth@redhat.com>
1301 * real.c (exact_real_truncate): Return false if the format cannot
1302 represent the number as a normal.
1304 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1305 for a memory source.
1307 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1309 * tree-ssa-operands.c (swap_tree_operands): Export.
1310 * tree.h (swap_tree_operands): Declare.
1311 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1312 Call swap_tree_operands.
1314 2005-09-19 Richard Henderson <rth@redhat.com>
1316 * tree-flow.h (merge_alias_info): Declare.
1317 * tree-ssa-copy.c (merge_alias_info): Export.
1318 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1319 (vect_create_data_ref_ptr): Use create_iv directly.
1320 (vectorizable_load): Use correct types for integer constants.
1321 (vect_generate_tmps_on_preheader): Likewise.
1322 (vect_gen_niters_for_prolog_loop): Likewise.
1324 2005-09-19 Steven Bosscher <stevenb@suse.de>
1326 PR rtl-optimization/23943
1327 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1329 2005-09-18 Jan Hubicka <jh@suse.cz>
1331 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1333 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1335 * varasm.c (output_constant): Do not abort on conversions to union
1336 types between different sizes.
1338 2005-09-18 Richard Guenther <rguenther@suse.de>
1341 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1344 2005-09-18 Paul Brook <paul@codesourcery.com>
1346 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1348 2005-09-17 Richard Henderson <rth@redhat.com>
1350 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1351 * tree-ssa-loop.c (pass_vect_dce): Remove.
1352 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1355 2005-09-17 Richard Henderson <rth@redhat.com>
1357 * tree-pass.h (pass_vect_dce): Declare.
1358 * passes.c (init_optimization_passes): Add it.
1359 * tree-flow.h (tree_ssa_dce): Declare.
1360 * tree-ssa-dce.c (tree_ssa_dce): Export.
1361 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1362 (gate_tree_vectorize): ... here.
1363 (pass_vect_dce): New.
1365 2005-09-17 Jan Hubicka <jh@suse.cz>
1367 * except.c (struct eh_status): Turn region_array into vec.
1368 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1369 convert_from_eh_region_ranges, find_exception_handler_labels,
1370 current_function_has_exception_handlers, assign_filter_values,
1371 build_post_landing_pads, dw2_build_landing_pads,
1372 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1373 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1374 foreach_reachable_handler, can_throw_internal_1,
1375 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1377 (duplicate_eh_region_1): Update region_array.
1378 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1380 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1383 * expmed.c (expand_mult): Substitute simple register for op0 when
1386 2005-09-17 Richard Henderson <rth@redhat.com>
1388 * expr.c (emit_move_via_integer): Add force argument, pass it on
1389 to emit_move_change_mode. Update callers.
1390 (emit_move_complex): Pass true to new force argument.
1391 * function.c (expand_function_end): Move expand_eh_return call
1392 earlier. Merge sub-word complex values into a pseudo before
1393 copying to the return hard register.
1395 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1397 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1398 between different sizes.
1400 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1404 * passes.c (init_optimization_passes): Register dump files for
1407 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1409 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1410 * config/s390/s390.c (s390_overlap_p): New function.
1411 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1412 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1415 2005-09-16 Richard Guenther <rguenther@suse.de>
1417 * ipa-pure-const.c (static_execute): Free auxiliar information.
1418 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1419 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1421 2005-09-15 DJ Delorie <dj@redhat.com>
1423 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1425 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1427 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1429 (swap_commutative_operands_with_target): New.
1431 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1433 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1436 (estimate_iters_using_array): New function.
1437 * tree-data-ref.h (estimate_iters_using_array): Prototype
1438 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1439 Use estimate_iters_using_array instead of analyze_array.
1441 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1443 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1446 2005-09-15 Michael Matz <matz@suse.de>
1448 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1450 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1452 PR tree-optimization/23835
1453 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1454 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1456 2005-09-14 Richard Henderson <rth@redhat.com>
1458 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1459 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1461 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1463 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1464 in the ARRAY_TYPE case.
1466 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1468 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1470 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1473 * tree-vect-transform.c (vectorizable_operation): Return false for
1474 scalar shift operations and for vector shift operations with
1475 non-invariant shift arguments. Use scalar tree operand op1 as
1476 a shift operand when vector shift insn pattern uses scalar shift
1478 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1480 2005-09-14 Olivier Hainque <hainque@adacore.com>
1482 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1483 value if it has side-effects.
1485 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1488 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1490 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1492 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1493 passed as NAME as if it were label at start of function code.
1495 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1497 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1500 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1502 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1503 as early clobber. Rewrite so the PIC register is not implicitly used.
1505 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1507 * tree.c (annotate_with_file_line): Compare line numbers before
1510 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1513 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1514 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1516 2005-09-13 Ian Lance Taylor <ian@airs.com>
1518 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1519 than a HOST_WIDEST_INT to gen_doloop_begin.
1521 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1523 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1525 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1527 PR tree-optimize/23817
1528 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1530 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1533 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1534 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1535 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1536 (restore_stack_nonlocal): Likewise.
1537 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1539 2005-09-12 Ian Lance Taylor <ian@airs.com>
1542 * c.opt (ffriend-injection): New C++ option.
1543 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1544 (C++ Dialect Options): Document -ffriend-injection.
1546 2005-09-12 Josh Conner <jconner@apple.com>
1549 * ipa-reference.c (static_execute): Don't mark variables in
1550 named sections TREE_READONLY.
1552 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1554 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1557 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1559 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1560 V_MUST_DEF instead of just the first_use_p.
1561 Don't mark the virtual variables for renaming on the statement which
1563 (pass_dse): Remove TODO_update_ssa.
1565 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1568 * stor-layout.c (compute_record_mode): For records with a single
1569 field, actually check the field's mode size against the type size.
1571 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1572 registers for TARGET_SHMEDIA.
1573 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1574 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1575 of GENERAL_REGS and FP_REGS.
1577 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1579 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1581 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1583 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1584 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1585 are omitted. Exclude stack_tie insn too.
1587 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1589 PR rtl-optimization/23098
1590 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1592 * config/rs6000/rs6000.md (movdf splitter): Use
1593 const_double_operand predicate for TARGET_POWERPC64.
1594 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1595 SYMBOL_REF method to ABI_V4.
1597 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1598 replace_equiv_address.
1599 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1600 rs6000_sr_alias_set and MEM_NOTRAP.
1601 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1603 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1605 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1606 handle CALL_EXPR again.
1608 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1610 * arm/predicates.md (alignable_memory_operand): Delete.
1612 2005-09-10 Richard Henderson <rth@redhat.com>
1615 * dbxout.c (dbxout_expand_expr): New.
1616 (dbxout_symbol): Use it.
1618 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1620 * arm.c (arm_gen_rotated_half_load): Delete.
1621 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1622 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1623 (thumb_set_return_address): Likewise.
1624 (thumb_load_double_from_address): Use adjust_address.
1625 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1626 (extendhsisi2_mem, movhi_bytes): Use change_address.
1627 (movhi): Use widen_memory_access.
1628 (reload_out_df): Use replace_equiv_address.
1629 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1631 2005-09-09 Richard Henderson <rth@redhat.com>
1634 * dbxout.c: Include expr.h.
1635 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1636 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1637 * Makefile.in (dbxout.o): Add EXPR_H.
1639 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1641 PR tree-optimization/23509
1642 * tree-cfg.c (replace_uses_by): Use replace_exp.
1643 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1644 pointers have name_mem_tag or type_mem_tag set.
1646 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1648 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1649 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1650 of wrongly accessing operands.
1652 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1654 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1655 * tree-chrec.c: Include tree-scalar-evolution.h.
1656 (chrec_convert): Instantiate the base and step before calling
1657 scev_probably_wraps_p that would fail on parametric evolutions.
1658 Collect all the fails into a single section failed_to_convert,
1659 print a diagnostic, and return chrec_dont_know instead of calling
1661 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1662 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1664 (scev_const_prop): Don't replace the definition of a loop closed ssa
1665 phi node by itself, or by another loop closed ssa phi node.
1666 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1667 that base and step are defined.
1669 2005-09-09 Richard Guenther <rguenther@suse.de>
1672 * fold-const.c (fold_ternary): Check truth_value_p before
1673 calling invert_truthvalue.
1675 2005-09-09 Nick Clifton <nickc@redhat.com>
1677 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1678 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1679 dimension of these arrays.
1680 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1682 * longlong.h: Only provide a prototype for the __clz_tab[] array
1683 if this header has not been included from libgcc2.h.
1684 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1686 Provide prototypes for exported functions.
1687 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1690 2005-09-08 Josh Conner <jconner@apple.com>
1694 * expr.c (expand_expr_addr_expr_1): Don't invoke
1695 expand_simple_binop for EXPAND_INITIALIZER.
1697 2005-09-08 Richard Henderson <rth@redhat.com>
1700 * toplev.c (wrapup_global_declaration_1): Split out ...
1701 (wrapup_global_declaration_2): ... from ...
1702 (wrapup_global_declarations): ... here. Return bool.
1703 (check_global_declaration_1): Split out ...
1704 (check_global_declarations): from here.
1705 (emit_debug_global_declarations): New.
1706 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1707 check_global_declaration_1, emit_debug_global_declarations): Declare.
1708 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1709 of decls. Call wrapup_global_declaration_1,
1710 wrapup_global_declaration_2, check_global_declaration_1 directly.
1711 (c_write_global_declarations_2): New.
1713 (c_write_global_declarations): Call c_write_global_declarations_2.
1714 * langhooks.c (write_global_declarations): Call
1715 emit_debug_global_declarations.
1717 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1718 remove decls that have DECL_RTL_SET_P.
1719 * passes.c (rest_of_decl_compilation): Invoke
1720 cgraph_varpool_finalize_decl for all but functions.
1722 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1724 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1725 the result of a conversion if the new min and max cannot be compared.
1727 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1729 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1730 (override_options): Setting s390_sr_alias_set removed.
1731 (save_fpr, save_gprs): Set alias set to vararg or frame.
1732 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1733 s390_sr_alias_set with get_frame_alias_set ().
1734 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1735 get_varargs_alias_set ().
1737 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1741 * c-parser.c (c_parser_objc_method_definition): If the next
1742 token is not "{", error out and don't start the function.
1744 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1746 * tree-vrp.c (extract_range_from_expr): Move the check for non
1747 nullness after the check for gimple invariant.
1749 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1751 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1753 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1756 * config/m32r.md (movmemsi_internal): Canonicalize order of
1757 operands in PLUS component of template.
1759 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1761 * reload1.c (fixup_eh_region_note): Remove assertion.
1762 (fixup_abnormal_edges): Reverted removal of call to
1763 find_many_sub_basic_blocks made on 2005-08-31.
1765 2005-09-07 Richard Henderson <rth@redhat.com>
1767 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1768 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1769 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1770 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1771 rearrange for better packing.
1772 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1773 (lookup_cfa_1): Remove inline marker.
1774 (cfa_equal_p): Split out of ...
1775 (def_cfa_1): ... here. Use INVALID_REGNUM.
1776 (build_cfa_loc): Handle !cfa->indirect.
1777 (frame_pointer_cfa_offset): New.
1778 (dbx_reg_number): Assert register elimination performed; do
1779 leaf register remapping.
1780 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1781 (eliminate_reg_to_offset): New.
1782 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1783 for verifiably local stack frame addresses; re-base to CFA.
1784 (mem_loc_descriptor): Remove can_use_fbreg argument.
1785 (concat_loc_descriptor, loc_descriptor): Likewise.
1786 (containing_function_has_frame_base): Remove.
1787 (rtl_for_decl_location): Don't do register elimination or
1788 leaf register remapping here.
1789 (secname_for_decl): Split out from ..
1790 (add_location_or_const_value_attribute): ... here.
1791 (convert_cfa_to_loc_list): New.
1792 (compute_frame_pointer_to_cfa_displacement): New.
1793 (gen_subprogram_die): Use them.
1794 * tree.h (frame_base_decl): Remove.
1795 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1796 (prologue_stack_adjust): Remove.
1797 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1798 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1799 (set_frame_base_location): Remove.
1800 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1801 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1802 (vt_add_function_parameters): Don't eliminate_regs.
1803 (vt_initialize): Don't create frame_base_decl.
1805 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1807 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1808 version of GNU binutils for 4.x and later.
1810 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1812 * ggc-page.c (ggc_push_context): Remove.
1813 (ggc_pop_context): Likewise.
1814 * ggc.h (ggc_push_context): Remove.
1815 (ggc_pop_context): Likewise.
1817 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1820 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1821 returning from an interrupt handler.
1823 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1826 * config/arc/arc.c (output_shift): Add check for loop count when
1829 2005-09-06 Steven Bosscher <stevenb@suse.de>
1831 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1833 (abs_replacement): Likewise.
1834 (pass_phiopt): Remove TODO_update_ssa.
1836 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1839 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1840 if "return with no value, in function returning non-void" warning
1842 * tree-cfg.c (execute_warn_function_return): Don't look at
1843 RETURN_EXPRs with TREE_NO_WARNING set.
1846 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1847 for internal functions doesn't use registers used by global registers
1848 variables. Use fewer register parameters if there are global register
1851 2005-09-06 Olivier Hainque <hainque@adacore.com>
1852 Eric Botcazou <ebotcazou@adacore.com>
1855 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1856 when we would be extracting outside its bit span (bitpos+bitsize
1857 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1858 Ada unchecked conversions.
1860 2005-09-06 Steven Bosscher <stevenb@suse.de>
1862 * tree-ssa-pre.c (try_look_through_load): New function.
1863 (compute_avail): Use it to try to look through loads for some
1864 more useful expressions.
1866 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1868 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1869 condition for detecting cases like (a&a) and (a^a).
1871 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1873 * common.opt: Add option ftree-vect-loop-version.
1874 * params.def: Add --param vect-max-version-checks.
1875 * doc/invoke.texi: Document ftree-vect-loop-version and
1876 --param vect-max-version-checks.
1877 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1878 may_misalign_stmts and defines for accessors.
1879 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1880 LOOP_VINFO_MAY_MISALIGN_STMTS.
1881 (destroy_loop_vec_info): VEC_free for
1882 LOOP_VINFO_MAY_MISALIGN_STMTS.
1883 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1884 Update documentation.
1885 (vect_update_misalignment_for_peel): New.
1886 (vect_enhance_data_refs_alignment): Update to choose loop
1887 peeling or loop versioning if appropriate for the (potentially)
1888 unaligned data references in the loop.
1889 (vect_analyze_data_refs_alignment): Remove call to
1890 vect_enhance_data_refs_alignment so the checks can be done
1892 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1893 and move up call to vect_analyze_data_refs_alignment.
1894 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1895 (vect_transform_loop): Add call to loop_version.
1897 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1899 PR rtl-optimization/23098
1900 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1901 * simplify-rtx.c (constant_pool_reference_p): New function.
1902 * rtl.h (constant_pool_reference_p): New prototype.
1903 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1904 constant_pool_reference_p in condition and
1905 avoid_constant_pool_reference in preparation statements.
1907 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1909 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1910 STRICT_LOW_PART SETs.
1912 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1915 * except.c (sjlj_emit_function_enter): Find the function begin
1916 note even when it's not in first basic block.
1918 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1920 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1921 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1922 * aclocal.m4: Regenerate.
1924 2005-09-05 DJ Delorie <dj@redhat.com>
1926 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1929 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1931 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1932 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1933 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1934 Follow spelling conventions.
1935 * doc/invoke.texi: Follow spelling conventions.
1937 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1939 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1940 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1941 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1943 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1946 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1947 (output_stack_adjust): Use gen_tmp_stack_mem.
1948 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1949 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1950 (sh_get_pr_initial_val): Likewise.
1951 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1952 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1953 * sh.md (divsi_inv_m0): Use gen_const_mem.
1954 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1955 (movdf_i4+1): Use gen_tmp_stack_mem.
1956 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1957 (fpu_switch+2): Likewise.
1958 (movv4sf_i, movv16sf_i): Use adjust_address.
1959 (symGOT_load): Set MEM_NOTRAP_P bit.
1961 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1964 * pa.c (emit_move_sequence): Fix typo in last change.
1966 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1968 PR rtl-optimization/23454
1969 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1972 2005-09-03 Richard Henderson <rth@redhat.com>
1973 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1976 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1979 2005-09-02 Nicolas Pitre <nico@cam.org>
1981 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1982 to bit_count to 32 bits.
1984 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1987 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1988 generating synthetic loads from volatile lvalues.
1990 005-09-02 Nick Clifton <nickc@redhat.com>
1992 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1993 __ctzhi2, __clzhi2): New functions.
1995 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1998 * tree-nested.c (struct var_map_elt): Mark with GTY.
1999 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2001 (lookup_field_for_decl): Allocate new element in GC memory.
2002 (lookup_tramp_for_decl): Likewise.
2003 (convert_nl_goto_reference): Likewise
2004 (create_nesting_tree): Allocate info in GC memory. Likewise for
2006 (free_nesting_tree): Free with ggc_free instead of free.
2007 (root): New static variable.
2008 (lower_nested_functions): Remove root as local variable. And zero out
2009 root at the end of the function.
2011 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2013 PR rtl-optimization/20365
2014 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2015 to short. New member ix.
2016 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2017 (simplify_plus_minus): Initialize ix members before calling qsort.
2019 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2021 PR tree-optimization/23626
2022 * tree-cfg.c (replace_uses_by): Clean up eh info.
2024 2005-09-01 DJ Delorie <dj@redhat.com>
2026 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2029 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2031 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2032 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2035 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2037 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2038 do not issue warning for a variable definition following
2041 2005-09-01 Richard Henderson <rth@redhat.com>
2044 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2045 conversion to CONST_VECTOR.
2047 2005-09-01 Richard Henderson <rth@redhat.com>
2050 * reload1.c (reload_as_needed): Check !CALL_P before calling
2051 fixup_eh_region_note.
2052 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2054 2005-09-01 DJ Delorie <dj@redhat.com>
2056 * varasm.c (output_constant): Let the target resolve
2057 conversions of addresses to non-default pointer sizes.
2059 2005-09-01 Nicolas Pitre <nico@cam.org>
2061 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2062 to alow matching ARM pre-indexed addressing mode.
2063 (arm_override_options): Remove now irrelevant comment.
2065 2005-09-01 Phil Edwards <phil@codesourcery.com>
2067 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2068 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2069 * config/i386/vxworks.h: Likewise.
2070 * config/i386/t-vxworksae: New file, for VxWorks AE.
2071 * config/i386/vxworksae.h: Likewise.
2073 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2075 PR tree-optimization/23410
2076 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2077 sequence is not wrapping during the first step.
2079 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2082 * dwarf2out.c (base_type_die): Compare char_type_node with
2083 TYPE_MAIN_VARIANT (type), not type.
2085 2005-09-01 Richard Guenther <rguenther@suse.de>
2087 PR tree-optimization/15366
2088 * common.opt: Add -finline-functions-called-once.
2089 Put -fearly-inlining in alphabetically ordered place.
2090 * doc/invoke.texi: Document new option.
2091 * ipa-inline.c (cgraph_decide_inlining): Honour
2092 flag_inline_functions_called_once.
2094 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2096 PR rtl-optimization/23478
2097 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2098 (alloc_qty): Initialize it.
2099 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2100 (combine_regs): Combine also n_throwing_calls_crossed fields.
2101 (find_free_reg): Don't attempt to caller-save pseudos crossing
2102 calls that might throw.
2103 * global.c (struct allocno): Add throwing_calls_crossed field.
2104 (global_alloc): Revert 2005-08-22 change. Initialize
2105 throwing_calls_crossed.
2106 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2109 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2112 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2113 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2114 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2115 (and64_2_operand): Tweak to use predicate.
2116 (and_operand): Adjust for mask_operand changes.
2117 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2118 (print_operand): Likewise.
2119 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2120 (mask64_1or2_operand): Delete.
2121 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2122 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2123 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2124 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2125 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2126 (rotldi3_internal4): Likewise.
2127 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2128 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2129 (ashldi3_internal7): Likewise.
2130 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2131 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2132 (anddi3 split): Don't match mask64_operand.
2133 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2134 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2135 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2136 't' splitter predicate.
2137 (movdi_internal64 + 2): Revert 2005-06-11 change.
2139 2005-08-31 DJ Delorie <dj@redhat.com>
2141 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2142 (m32c_asm_integer): Add support for 32 bit pointers.
2144 2005-08-31 Richard Henderson <rth@redhat.com>
2146 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2147 component-like references for setting MEM_NOTRAP_P.
2149 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2150 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2152 2005-08-31 Richard Henderson <rth@redhat.com>
2154 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2155 into a pseudo before applying gen_lowpart.
2157 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2159 * doc/install.texi (Specific): Update cctools version required
2160 for full functionality.
2161 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2162 linkers as -macosx_version_min.
2164 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2167 * sh.c (print_operand, %R and %S): Add handling of floating point
2168 registers, memory, constants and invalid operands.
2170 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2172 * ipa-pure-const.c: Change dump name.
2174 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2177 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2178 to "reg_or_0_operand".
2179 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2181 2005-08-31 Dale Johannesen <dalej@apple.com>
2183 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2184 loops that count down.
2186 2005-08-31 Richard Henderson <rth@redhat.com>
2189 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2190 (fixup_eh_region_note): New.
2191 (reload_as_needed): Call it.
2192 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2193 don't call find_many_sub_basic_blocks; call verify_flow_info.
2194 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2195 (keep_stack_depressed): Likewise.
2196 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2198 2005-08-31 Richard Henderson <rth@redhat.com>
2200 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2203 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2205 * expr.c (expand_expr_real_1): Compare size of address
2206 mode to target's address mode size in deciding expansion of
2207 the constant address.
2209 2005-08-31 Richard Guenther <rguenther@suse.de>
2212 * expr.c (all_zeros_p): New function.
2213 (expand_expr_real_1): Handle the case of an all-zero
2214 non-addressable constructor separately.
2216 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2218 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2219 arguments, adjust all callers.
2220 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2222 2005-08-30 Richard Henderson <rth@redhat.com>
2225 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2226 whenever the mode sizes match.
2228 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2230 * calls.c (load_register_parameters): Fix comment typo.
2231 * expr.c (emit_push_insn): Comment formatting.
2233 2005-08-30 Ian Lance Taylor <ian@airs.com>
2235 * config/i386/x-cygwin (host-cygwin): Change dependency from
2236 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2238 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2240 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2243 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2246 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2247 call to ggc_collect.
2249 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2252 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2253 beginning. Remove $(INCLUDES) from all the rules, if following
2254 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2256 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2259 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2260 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2261 not constant, but maxlen is, don't set len to maxlen, rather
2262 set maxlen to len if len is a constant.
2264 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2266 PR tree-optimization/23475
2267 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2270 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2272 Fix PR middle-end/22455
2274 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2275 Checksum only the parts of the tree that exist for the tree code.
2277 2005-08-28 Dale Johannesen <dalej@apple.com>
2279 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2281 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2283 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2285 2005-08-28 Richard Henderson <rth@redhat.com>
2287 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2288 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2291 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2294 * builtins.c (get_memory_rtx): Don't strip nops
2295 in between COMPONENT_REFs.
2297 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2300 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2302 (gimplify_modify_expr): Check for zero sized types and gimplify the
2303 rhs and lhs as statements.
2305 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2308 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2309 state for return address column of signal frames.
2311 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2314 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2315 bytes >= 2 not bytes == 2.
2316 (expand_block_move): Same.
2318 2005-08-27 Richard Guenther <rguenther@suse.de>
2321 * config/i386/sse.md (sse2_movsd): Add missing closing
2324 2005-08-27 Paul Brook <paul@codesourcery.com>
2326 * genrecog.c (enum decision_type): Add DT_num_insns.
2327 (struct decision_test): Add u.num_insns.
2328 (add_to_sequence): Add DT_num_insns test.
2329 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2330 (write_cond, debug_decision_2): Ditto.
2331 (change_state): Assume peep2_next_insn never fails.
2332 Remove "afterward" argument.
2333 (write afterward, write_tree): Update to match.
2334 * recog.c (peep2_current_count): New variable.
2335 (peep2_next_insn): Check it.
2336 (peephole2_optimize): Set peep2_current_count.
2337 * recog.h (peep2_current_count): Declare.
2339 2005-08-26 Josh Conner <jconner@apple.com>
2342 * ipa-pure-const.c (check_tree): Check for volatile-ness
2343 when considering a dereference.
2345 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2347 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2349 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2351 PR rtl-optimization/23561
2352 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2353 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2354 at most LEN bytes long memory fits into the field.
2355 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2356 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2357 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2359 2005-08-26 Richard Henderson <rth@redhat.com>
2362 * loop.c (biased_biv_may_wrap_p): New.
2363 (maybe_eliminate_biv_1): Use it to suppress non-equality
2364 comparison transformations. Delete disabled code.
2366 2005-08-26 Ian Lance Taylor <ian@airs.com>
2368 * combine.c (make_extraction): Avoid reference outside object.
2370 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2372 * stor-layout.c (finalize_type_size): Restore behaviour for
2373 non-aggregate types to the status quo ante of the patch for
2374 pr 23467. Document why it matters.
2376 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2379 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2380 array by one element, initialize the BT_LAST element with NULL.
2382 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2384 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2385 optimizing for size.
2387 (compare_plus_eqsi): Same.
2388 (plus_eqsi_compare): Same.
2389 (neg_eq0<mode>): Same.
2390 (neg_eq<mode>): Same.
2392 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2395 2005-08-26 Nick Clifton <nickc@redhat.com>
2397 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2398 TARGET_EP is not defined.
2399 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2400 TARGET_EP is enabled.
2401 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2402 * config/v850/v850.md (save_all_interrupt): Only use the EP
2403 register if TARGET_EP is defined.
2404 (restore_all_interrupt): Likewise.
2405 * config/v850/lib1funcs.asm: Update functions so that the EP
2406 register is only used if __EP__ is defined.
2408 2005-08-26 David Ung <davidu@mips.com>
2410 * config/mips/mips.c (mips_expand_prologue): Handle case when
2411 generating for MIPS16 and the outgoing argument area is more than
2412 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2415 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2417 * config/crx/crx.md: Make doloop_end pattern usage controllable
2418 via mloop-nesting=<max-nesting> command line switch. Make sure
2419 the combiner cannot use doloop_end_<mode> in an illegal way.
2420 * config/crx/crx.c: Use regs up to r6 for argument passing.
2421 Refine crx_address_cost (non cst4 displacements are expensive).
2422 * config/crx/crx.opt: Add switch for mloop-nesting=.
2424 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2426 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2427 (UNSPEC_MVST): New constant.
2429 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2431 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2432 Reject operands containing eliminable registers.
2433 * testsuite/gcc.dg/20050825-1.c: New testcase.
2435 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2436 Jan Hubicka <jh@suse.cz>
2438 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2440 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2442 PR tree-optimization/23546
2443 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2446 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2448 * params.def (PARAM_MIN_SPEC_PROB): New.
2449 * sched-rgn.c (MIN_PROBABILITY): Delete.
2450 (compute_trg_info): Convert to PARAM_VALUE.
2451 * doc/invoke.texi (param): Document min-spec-prob.
2453 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2455 * config/darwin.h: define __PIC__
2456 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2457 TARGET_OS_CPP_BUILTINS macro.
2459 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2461 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2464 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2466 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2468 * cfghooks.c (duplicate_block): Added position where to place
2469 new block as argument.
2470 * cfghooks.h (duplicate_block): Declaration changed.
2471 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2473 * cfglayout.h (copy_bbs): Declaration changed.
2474 * cfgloop.h (loop_version): Declaration changed.
2475 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2476 position to copy_bbs.
2477 (loop_version): Pass position to duplicate_loop_to_header_edge.
2478 Add place_after argument and position new blocks according to
2480 * modulo-sched.c (sms_schedule): Pass place_after argument
2482 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2483 * tree-cfg.c (split_edge_bb_loc): New function.
2484 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2485 to determine position of new blocks.
2486 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2488 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2489 argument to duplicate_block.
2490 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2491 Pass position to copy_bbs.
2493 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2495 * fold-const.c (ptr_difference_const): Use
2496 cst_and_fits_in_hwi instead of host_integerp.
2498 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2500 * config/darwin.c (gen_pic_offset): New.
2501 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2504 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2506 PR tree-optimization/23486
2507 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2509 2005-08-23 Phil Edwards <phil@codesourcery.com>
2511 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2512 remove use_collect2.
2513 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2515 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2516 configuration files to override the default value.
2518 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2519 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2520 * config/vx-common.h: New file, split out from...
2521 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2522 * config/vxworksae.h: New file, for VxWorks AE.
2523 * config/vxworks.opt: New file.
2524 * config/vxlib.c: Update for VxWorks 6.
2526 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2527 other MULTILIB_* variables appropriately.
2528 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2529 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2530 * config/rs6000/vxworks.h: Update for VxWorks 6.
2531 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2533 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2536 * config/darwin.c (machopic_select_section): Remove the hack to
2537 mark "::operator new" and "::operator delete" for coalescing
2538 even though they are not weak.
2540 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2542 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2543 * configure: Regenerate.
2545 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2548 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2550 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2551 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2554 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2556 * config/rs6000/predicates.md (equality_operator): New.
2557 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2558 comparison with a large constant.
2560 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2562 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2564 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2566 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2567 registers is even, and we have a hardware double precision fp,
2569 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2570 size of current argument when checking if argument was passed in
2573 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2576 * stor-layout.c (finalize_type_size): Dont override
2577 existing alignment with a smaller alignment from the mode.
2579 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2581 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2582 * lambda.h (lambda_vector_lexico_pos): ... here.
2583 * tree-data-ref.c (build_classic_dist_vector): Return false when
2584 the distance vector is lexicographically negative.
2586 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2588 PR tree-optimization/23511
2589 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2590 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2592 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2594 PR tree-optimization/22043
2595 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2596 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2597 If ALLOW_FLEXARR, handle types ending with flexible array member.
2598 Pass false as second argument to recursive count_type_elements calls.
2599 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2600 argument to count_type_elements call.
2601 * tree-sra.c (decide_block_copy): Likewise.
2602 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2603 for a constant-sized object, set cleared as well. Pass true as
2604 second argument to count_type_elements call.
2606 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2609 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2610 from legitimate_small_data_p, and make global. Update use.
2611 Remove forward declaration.
2612 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2614 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2616 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2618 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2619 of scratch intermediates.
2620 (eq<mode>_compare): Same.
2621 (neg_eq0<mode>): New.
2622 (neg_eq<mode>): Convert to define_insn_and_split.
2624 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2627 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2628 stdarg functions, set/clear the fp marker even when no variable
2630 * config/rs6000/sysv4.opt (mprototype): Describe.
2632 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2634 PR rtl-optimization/23478
2635 * regs.h (reg_info): Add throw_calls_crossed.
2636 (REG_N_THROWING_CALLS_CROSSED): Define.
2637 * flow.c (allocate_reg_life_data): Initialize
2638 REG_N_THROWING_CALLS_CROSSED.
2639 (propagate_one_insn, attempt_auto_inc): Update
2640 REG_N_THROWING_CALLS_CROSSED.
2641 * global.c (global_alloc): Don't allocate pseudos across
2642 calls that may throw.
2644 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2647 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2648 value is inbetween the range if we did not find an exact match.
2650 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2652 * doc/invoke.texi (Option Summary): Add ms1 options.
2653 * doc/extend.texi: Document interrupt handler attribute for ms1.
2654 * doc/md.texi: Document ms1 constraints.
2655 * config.gcc: Add ms1-*-elf.
2656 * config/ms1/ms1.h: New.
2657 * config/ms1/ms1.c: New.
2658 * config/ms1/ms1.md: New.
2659 * config/ms1/ms1-protos.h: New.
2660 * config/ms1/ABI.txt: New.
2661 * config/ms1/crti.asm: New.
2662 * config/ms1/crtn.asm: New.
2663 * config/ms1/lib2extra-funcs.c: New.
2664 * config/ms1/t-ms1: New.
2665 * config/ms1/ms1.opt: New.
2667 2005-08-22 Ira Rosen <irar@il.ibm.com>
2669 * config/rs6000/altivec.md (xorv4sf3): New.
2670 (negv4sf2, neg<mode>2): Likewise.
2672 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2675 * config/ia64/ia64.md (divsi3): Check divide by zero.
2676 (udivsi3): Likewise.
2678 (udivdi3): Likewise.
2680 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2682 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2683 up to elem_bitsize bits, not max_bitsize.
2685 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2687 PR tree-optimization/23433
2688 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2689 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2691 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2693 PR tree-optimization/23434
2694 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2695 the iteration bound is not an INTEGER_CST.
2697 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2699 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2700 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2701 NULL if need_epilog_adjust is false.
2702 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2703 Case 3 always peels first itration, not just for PLUS case, and no need
2704 to use scalar_initial_def here. Create an epilog adjustment only if
2705 scalar_initial_def is not NULL.
2707 (vectorizable_reduction): Remove assert.
2709 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2712 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2713 (__moddi3): Likewise.
2714 (__udivdi3): Likewise.
2715 (__umoddi3): Likewise.
2716 (__divsi3): Likewise.
2717 (__modsi3): Likewise.
2718 (__udivsi3): Likewise.
2719 (__umodsi3): Likewise.
2721 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2723 * tree-pass.h (TDF_GRAPH): Define.
2724 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2725 * passes.c (finish_optimization_passes): Only call
2726 finish_graph_dump_file if TDF_GRAPH is set.
2727 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2728 NULL. Set TDF_GRAPH bit.
2729 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2731 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2733 * arm.h (arm_stack_offsets): Add locals_base field.
2734 * arm.c (arm_get_frame_offsets): Compute it.
2735 (thumb_compute_initial_elimination offset): Make the Thumb frame
2736 pointer point to the base of the local variables.
2737 (thumb_expand_prologue): Update accordingly.
2738 (thumb_expand_epilogue): Likewise.
2740 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2741 mode of clobbered scratch to DImode. Handle a case that's known to
2744 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2746 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2747 (gt0<mode>_compare): Delete.
2748 (neg_gt0<mode>): Delete.
2750 2005-08-19 Eric Christopher <echristo@apple.com>
2752 * optabs.h: Change CTI_ to COI_.
2755 2005-08-19 James E Wilson <wilson@specifix.com>
2757 * builtins.c (expand_builtin_return_addr): Set
2758 current_function_accesses_prior_frames when count != 0. Use
2759 frame_pointer_rtx when count == 0.
2760 * function.h (struct function): Add accesses_prior_frames field.
2761 (current_function_accesses_prior_frames): Define.
2762 * reload1.c (init_elim_table): Check
2763 current_function_accesses_prior_frames.
2764 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2766 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2768 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2769 indicator. Return true if the flowgraph changed during
2772 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2775 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2776 conditional expression before testing its value.
2778 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2780 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2782 2005-08-19 Devang Patel <dpatel@apple.com>
2784 PR tree-optimization/23048
2785 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2786 third parameter. Check whether latch is dominated by exit
2788 (if_convertible_loop_p): Supply exit block itself to
2789 if_convertible_bb_p.
2791 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2794 * arm.md (arm_load_pic_register): Change argument to the mask of
2795 saved registers. Call thumb_find_work_register if we need a
2796 scratch register on Thumb.
2797 (arm_expand_prologue): Pass empty register set to
2798 arm_load_pic_register.
2799 (thumb_expand_prologue): Pass live_regs_mask directly to
2800 arm_load_pic_register.
2801 * arm-protos.h (arm_load_pic_register): Update prototype.
2803 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2805 * sh.c (find_sole_member): New function.
2806 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2807 if the record's alignment is larger than the size of its only member.
2809 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2812 * arm.c (thumb_legitimize_reload_address): New function.
2813 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2814 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2816 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2818 * config/crx/crx.c: Implement crx_decompose_address. Reject
2819 symbolic displacements since CRX register relative adressing
2820 mode can't handle unsigned 32-bit values as displacements.
2821 * config/crx/crx.h: Simplify definitions, remove redundant
2822 parenthesis and obsolete macros.
2823 * config/crx/crx.opt: Add new switch for debugging addresses.
2824 * config/crx/crx-protos.h: Add new declarations for above.
2826 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2829 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2832 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2834 * collect2.c (dup2): Delete.
2835 * configure.ac: Don't check for dup2.
2837 * config.in, configure: Regenerate.
2839 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2841 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2842 record with the type of its only member.
2844 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2846 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2847 define_insn_and_split.
2848 (plus_ltu<mode>_compare): Same.
2849 (gtu<mode>_compare): Same.
2850 (plus_gtu<mode>_compare): Same.
2852 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2854 PR tree-optimization/22228
2855 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2857 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2858 are recorded in vect_vnames_to_rename for renaming.
2859 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2860 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2861 in vect_vnames_to_rename.
2862 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2863 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2865 2005-08-18 Jan Hubicka <jh@suse.cz>
2868 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2869 info only for local statics, not for member variables.
2871 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2873 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2875 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2877 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2879 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2882 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2884 2005-08-17 James E Wilson <wilson@specifix.com>
2886 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2889 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2891 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2892 (leu<mode>_compare): Same.
2893 (plus_leu<mode>): Same.
2894 (neg_leu<mode>): Same.
2895 (and_neg_leu<mode): Same.
2896 (ltu<mode>_compare): Same.
2897 (plus_ltu<mode>): Same.
2899 (geu<mode>_compare): Same.
2900 (plus_geu<mode>): Same.
2901 (neg_geu<mode>): Same.
2902 (and_neg_geu<mode>): Same.
2903 (plus_gt<mode>): Same.
2904 (gtu<mode>_compare): Same.
2905 (plus_gtu<mode>): Same.
2907 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2909 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2910 Move call_table_data to end. Delete spurious .text.
2911 (callt_save_all_interrupt): Fix comment typo.
2913 2005-08-17 James E Wilson <wilson@specifix.com>
2914 Kevin Winchester <winchester@amirix.com>
2917 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2919 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2922 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2923 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2925 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2927 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2928 record with the type of its only member if the modes don't match.
2930 * varasm.c (decode_reg_name): Skip empty additional register names.
2932 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2934 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2935 lsm_tmp_name_length): New.
2936 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2937 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2939 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2940 Andreas Krebbel <krebbel1@de.ibm.com>
2942 * config.gcc: Added z9-109 switch.
2943 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2944 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2945 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2946 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2947 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2948 for "z9_109" cpu attribute.
2949 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2950 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2951 (s390_handle_arch_option): Added z9-109 switch.
2952 (override_options): Set respective cost function for z9-109.
2953 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2954 (legitimate_reload_constant_p): Accept extended immediates.
2955 (print_operand): Three new output modifiers added: k, m and o.
2956 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2957 (s390_output_mi_thunk): Use extended immediate when possible.
2958 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2959 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2960 (CONSTRAINT_LEN): Added length of O constraint.
2961 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2962 * config/s390/s390.md ("cpu"): New value z9_109 added.
2963 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2964 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2965 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2966 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2967 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2968 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2969 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2970 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2971 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2972 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2973 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2974 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2975 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2976 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2977 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2979 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2980 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2981 insns for TARGET_EXTIMM.
2983 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2985 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2987 2005-08-17 Nick Clifton <nickc@redhat.com>
2989 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2990 Call default_encode_section_info.
2992 2005-08-17 Steven Bosscher <stevenb@suse.de>
2994 PR tree-optimization/21574
2995 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2996 constant, return CONSTANT.
2997 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2998 (ccp_fold, visit_assignment): Likewise.
2999 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3001 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3003 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3004 fold_buildN instead of buildN then fold_initializer or fold.
3005 (build_unary_op): Likewise.
3006 (build_binary_op): Likewise.
3007 * fold-const.c (fold_initializer): Remove.
3008 (fold_build1_initializer): New function.
3009 (fold_build2_initializer): New function.
3010 (fold_build3_initializer): New function.
3011 * tree.h (fold_initializer): Remove.
3012 (fold_build1_initializer): New function.
3013 (fold_build2_initializer): New function.
3014 (fold_build3_initializer): New function.
3016 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3018 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3019 (try_move_mult_to_index): Call fold_build2 instead of build2.
3020 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3021 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3022 fold_binary_to_constant.
3023 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3025 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3026 check if A == gcd (A, B). Remove TYPE argument.
3027 (analyze_offset) Use fold_build2 instead of fold (build.
3028 (create_data_ref): Likewise.
3029 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3030 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3033 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3035 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3036 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3038 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3041 * gimplify.c (zero_sized_type): New function.
3042 (gimplify_modify_expr_rhs): If we have a zero sized type,
3043 replace the statement with an empty statement.
3045 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3047 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3050 2005-08-16 Ian Lance Taylor <ian@airs.com>
3052 * doc/tm.texi (Label Output): Correct typo.
3054 2005-08-16 Steven Bosscher <stevenb@suse.de>
3057 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3058 force_operand will work later on using have_insn_for.
3060 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3062 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3064 2005-08-16 Ian Lance Taylor <ian@airs.com>
3067 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3068 vector type, don't try to construct it element by element. Add an
3069 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3071 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3073 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3075 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3077 * doc/invoke.texi (Precompiled Headers): Document some more options
3078 which are known to be safe.
3080 2005-08-16 James E Wilson <wilson@specifix.com>
3082 PR tree-optimization/21105
3083 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3084 TREE_OVERFLOW check.
3086 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3088 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3089 (neg_ltu<mode>): Same.
3091 (neg_gtu<mode>): Same.
3093 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3095 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3096 (fold_builtin_isdigit): Use fold_buildN.
3097 (build_function_call_expr): Likewise.
3098 * c-typeck.c (c_finish_loop): Likewise.
3100 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3101 Richard Shann <rshann@superh.com>
3103 PR middle-end/20396:
3104 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3106 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3108 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3110 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3113 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3114 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3117 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3120 * fold-const.c (build_range_check): Disable optimization for function
3121 pointer expressions on targets that require function pointer
3124 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3126 * simplify-rtx.c (simplify_const_relational_operation): When
3127 extracting arguments of a COMPARE, recompute the mode as well.
3129 2005-08-15 Ian Lance Taylor <ian@airs.com>
3131 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3133 2005-08-15 DJ Delorie <dj@redhat.com>
3135 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3137 (movsi_splittable): Allow, but split, moves to the stack.
3138 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3141 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3143 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3144 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3145 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3147 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3148 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3149 Delete HOST_PTR_PRINTF.
3151 * configure, config.in: Regenerate.
3153 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3155 * config/rs6000/rs6000.md (QHSI): New mode macro.
3156 (wd): Extend mode attr for QImode and HImode
3157 (dbits): New mode attr.
3158 (zero_extend<mode>di2): Convert to mode macro.
3160 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3163 * doc/invoke.texi (-mgnu-ld): Update description.
3166 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3169 * Makefile.in (tree-chrec.o): Depends on real.h.
3170 * tree-chrec.c: Include real.h.
3171 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3172 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3173 * tree-scalar-evolution.c (add_to_evolution_1,
3174 interpret_rhs_modify_expr): Ditto.
3176 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3179 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3180 step is negative compute the estimation from init downwards to zero.
3182 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3184 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3186 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3188 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3190 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3191 Accept double-word constants that can be split.
3192 * config/s390/s390.md ("movti"): Use 'P' constraint.
3193 ("*movdi_31", "*movdf_31"): Likewise.
3195 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3197 Fix PR tree-optimization/22615
3199 * tree-ssa-structalias.c (solution_set_add): Handle
3200 first_vi_for_offset returning NULL.
3201 (do_da_constraint): Ditto.
3202 (do_sd_constraint): Ditto.
3203 (do_ds_constraint): Ditto
3204 (find_func_aliases): Ditto.
3205 (build_constraint_graph): RHS is allowed be ANYTHING.
3206 (first_vi_for_offset): Return NULL if we couldn't find anything at
3209 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3211 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3212 over memory as first operand.
3214 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3217 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3218 available for setting it.
3220 2005-08-14 Ira Rosen <irar@il.ibm.com>
3222 PR tree-optimization/23320
3223 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3224 data-refs' types instead of base object nullness. Add check for
3225 pointer type data-refs before first location comparison. Remove
3228 2005-08-14 Andreas Schwab <schwab@suse.de>
3230 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3232 2005-08-13 James E Wilson <wilson@specifix.com>
3234 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3235 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3236 -fstack-protector-all, --param ssp-buffer-size): Document.
3237 (-Wvariadic-macros): Alphabetize.
3238 (-fsched-stalled-insns-dep): Add missing 'f'.
3240 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3243 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3245 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3246 or indirect address operand.
3247 (EXTRA_ADDRESS_CONSTRAINT): New.
3248 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3250 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3252 PR tree-optimization/22236
3253 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3254 successors and predecessors.
3255 * tree-chrec.c (chrec_convert): Before converting, check that
3256 sequences don't wrap.
3257 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3258 (analyze_array): Extern.
3259 (find_data_references_in_loop): Remove call to
3260 compute_estimated_nb_iterations.
3261 * tree-data-ref.h (analyze_array): Declared.
3262 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3263 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3264 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3265 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3267 * tree-ssa-loop-ivcanon.c: Fix documentation.
3268 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3269 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3270 (infer_loop_bounds_from_undefined): New.
3271 (estimate_numbers_of_iterations_loop): Use
3272 infer_loop_bounds_from_undefined.
3273 (used_in_pointer_arithmetic_p): New.
3274 (scev_probably_wraps_p): Pass an extra parameter. Call
3275 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3276 (convert_step): Fix documentation.
3277 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3278 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3279 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3280 scev_probably_wraps_p.
3282 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3284 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3285 (s390_register_info): Ignore clobbered_regs information for fixed
3286 registers, and only fixed registers.
3287 (s390_init_frame_layout): Remove redundant call.
3289 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3291 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3292 description of -Wold-style-casts.
3294 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3295 Jakub Jelinek <jakub@redhat.com>
3297 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3298 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3299 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3300 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3301 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3302 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3303 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3304 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3305 ("stack_protect_set", "stack_protect_test"): New expanders.
3306 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3307 "stack_protect_testdi"): New insn definitions.
3309 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3311 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3313 2005-08-12 Paul Brook <paul@codesourcery.com>
3315 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3317 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3319 * config/s390/predicates.md (setmem_operand): New predicate.
3320 (shift_count_operand): Accept ANDs with special constants as
3322 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3323 with special constants.
3324 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3325 shift_count_operand with setmem_operand.
3327 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3329 * config/s390/s390.c (s390_extract_part, s390_single_part):
3331 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3332 (s390_output_mi_thunk): Don't use lg on 31 bit.
3333 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3334 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3336 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3338 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3339 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3340 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3341 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3342 with one of the new macros.
3344 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3346 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3347 Don't set save_return_addr_p.
3348 (s390_register_info): Make clobbered_regs not depending on
3351 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3353 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3354 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3356 2005-08-11 James E. Wilson <wilson@specifix.com>
3358 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3360 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3362 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3363 locations gathered by var-tracking in single entry loc_list
3364 over loc_descriptor_from_tree.
3366 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3367 pass it down to loc_descriptor.
3368 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3369 (containing_function_has_frame_base): Move earlier in the file.
3370 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3371 instead of always assuming fbreg can't be used.
3373 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3375 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3376 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3377 Accept address wrapped in AND for Altivec.
3378 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3379 Strip AND wrapping offset address for Altivec.
3381 2005-08-11 Richard Henderson <rth@redhat.com>
3384 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3385 before using TYPE_IS_SIZETYPE.
3387 2005-08-11 Richard Henderson <rth@redhat.com>
3390 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3391 insn types not present on ev4.
3392 (alphaev5_insn_pipe): Similarly.
3394 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3397 * arm.c (arm_override_options): If the user has selected callee-super-
3398 interworking, then enable normal interworking.
3400 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3402 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3405 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3407 * doc/rtl.texi: Fix two typos.
3409 2005-08-11 Richard Guenther <rguenther@suse.de>
3412 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3413 cases where we call to/from functions returning void.
3415 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3418 * tree.c (build_pointer_type_for_mode): Robustify.
3420 2005-08-10 James E Wilson <wilson@specifix.com>
3422 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3423 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3425 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3428 2005-08-10 Eric Christopher <echristo@apple.com>
3430 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3431 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3434 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3437 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3438 for the high part when generating dynamic-no-pic code.
3440 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3442 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3443 (x86_64-*-linux*): Likewise.
3445 * config/i386/crtfastmath.c: New file.
3446 * config/i386/t-crtfm: Likewise.
3448 * config/i386/linux.h (ENDFILE_SPEC): New.
3449 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3451 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3454 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3456 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3457 (vec_shl, vec_shr): Document new operations.
3458 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3460 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3462 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3463 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3464 change predicate to indexed_or_indirect_address.
3466 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3468 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3469 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3470 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3471 and __aeabi_uwrite8.
3472 * config/arm/unaligned-funcs.c: New file.
3473 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3475 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3477 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3479 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3480 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3482 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3483 * final.c (pass_shorten_branches): Add dump.
3484 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3485 (pass_life): Rename dump.
3486 (rest_of_handle_flow2): Remove initial verify_flow_info.
3487 * function.c (pass_instantiate_virtual_regs): Add dump.
3488 * integrate.c (pass_initial_value_sets): Add dump.
3489 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3490 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3491 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3492 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3493 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3494 gate_rtl_unrool_and_peel_loops): New.
3495 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3496 rtl_doloop): Do not look at flags.
3497 * mode-switching.c (pass_mode_switching): Add dump.
3498 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3499 pass_split_before_regstack): Add dump.
3500 * regmove.c (pass_stack_adjustments): Add dump.
3501 * tree-optimize.c (pass_fixup_cfg): Add dump.
3503 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3506 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3507 deciding which instruction sequence to use.
3509 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3512 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3514 2005-08-09 Richard Guenther <rguenther@suse.de>
3516 * c-common.c (builtin_function_2): Remove.
3517 (def_builtin_1): New function.
3518 (c_common_nodes_and_builtins): Use def_builtin_1 to
3519 build builtin functions.
3521 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3523 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3524 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3525 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3528 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3530 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3531 fold_binary instead of fold_build2 since we don't care about the
3533 (loop_niter_by_eval): Likewise.
3534 (compare_trees): Likewise.
3535 (proved_non_wrapping_p): Likewise.
3537 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3541 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3542 if the if is really empty.
3544 2005-08-09 Steven Bosscher <stevenb@suse.de>
3546 PR tree-optimization/23234
3547 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3548 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3549 argument of the new enum.
3550 (execute_cse_reciprocals): Add reciprocals for function arguments
3551 on the unique successor edge of the entry block. Update other calls
3552 to execute_cse_reciprocals_1.
3554 2005-08-08 Richard Henderson <rth@redhat.com>
3557 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3559 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3561 * expr.c (write_complex_part): Return after handling MEM.
3563 2005-08-08 Josh Conner <jconner@apple.com>
3565 PR rtl-optimization/23241
3566 * combine.c (simplify_comparison): Fix error in determining
3567 whether to lift a subreg from comparison.
3569 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3572 * config/rs6000/altivec.md (vec_init<mode>): New.
3573 (vec_set<mode>): New.
3574 (vec_extract<mode>): New.
3575 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3576 (rs6000_expand_vector_set): New.
3577 (rs6000_expand_vector_extract): New.
3578 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3579 for Altivec modes before reload.
3580 (altivec_expand_vec_init_builtin): New.
3581 (get_element_number): New.
3582 (altivec_expand_vec_set_builtin): New.
3583 (altivec_expand_vec_ext_builtin): New.
3584 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3586 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3588 * config/rs6000/rs6000.h (rs6000_builtins): Add
3589 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3590 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3591 * config/rs6000/rs6000-protos.h: Declare new functions.
3593 2005-08-08 Jan Hubicka <jh@suse.cz>
3595 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3596 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3597 * i386.md (movdi*): Use pic_32bit_operand.
3598 * predicates.md (pic_32bit_operand): New.
3600 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3603 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3605 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3607 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3608 (test_for_singularity): Use fold_build2.
3610 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3612 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3614 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3616 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3617 (COMMON_ASM_OP) Define.
3618 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3619 (ix86_encode_section_info): Likewise.
3620 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3621 SUBTARGET_ENCODE_SECTION_INFO.
3623 2005-08-06 Richard Henderson <rth@redhat.com>
3626 * tree-nested.c (convert_local_reference): Save and restore val_only
3627 around component_ref and friends. Clear walk_subtrees by default.
3629 2005-08-06 Peter O'Gorman <peter@pogma.com>
3632 * gcc.c (process_command): Check the argument to -b has a dash.
3633 * doc/invoke.texi: Update -b and -V docs.
3635 2005-08-06 James E Wilson <wilson@specifix.com>
3637 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3639 2005-08-06 Michael Matz <matz@suse.de>
3641 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3642 member only if only one insn is associated with the value.
3644 2005-08-06 Nick Clifton <nickc@redhat.com>
3646 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3648 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3649 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3650 Check symbol flags instead of symbol name mangling.
3651 (xstormy16_asm_output_aligned_common): Likewise. Also
3652 simplify code since the bss100_section cass is the only case
3653 where the below100 code will be triggered.
3654 (xstormy16_encode_section_info): Encode below100 attribute
3655 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3657 (xstormy16_strip_name_encoding): Delete - this function is no
3659 (TARGET_STRIP_NAME_ENCODING): Undefine.
3660 * config/stormy16/stormy16-protos.h: Delete prototype for
3661 xstormy16_strip_name_encoding.
3663 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3665 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3666 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3667 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3668 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3669 config/alpha/predicates.md, config/arc/arc.h,
3670 config/arm/arm.h, config/arm/ieee754-df.S,
3671 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3672 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3673 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3674 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3675 config/m68hc11/m68hc11.h, config/mips/mips.c,
3676 config/mips/mips.h, config/mips/openbsd.h,
3677 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3678 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3679 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3680 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3681 config/sparc/linux.h, config/sparc/linux64.h,
3682 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3683 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3684 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3685 typos. Follow spelling conventions.
3687 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3690 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3691 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3692 specially. Check for side effects only for COND_EXPR.
3693 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3694 return with TREE_NO_WARNING.
3696 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3698 PR rtl-optimization/23233
3699 * loop.c (combine_movables): Require the modes to be the same.
3700 (move_movables): Remove handling of cases where the replacement
3701 had a different mode to the original.
3703 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3705 PR tree-optimization/23128
3706 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3707 subtraction wrap, and set TREE_OVERFLOW if they do.
3709 2005-08-05 Richard Henderson <rth@redhat.com>
3712 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3713 FORCED_LABEL labels.
3715 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3718 * reload.c (find_reloads_subreg_address): Pass down TYPE
3719 unchanged. Change all callers except find_reloads_toplev.
3721 2005-08-05 Michael Matz <matz@suse.de>
3723 * genattrtab.c (current_alternative_string): Remove.
3724 (SIMPLIFY_ALTERNATIVE): Ditto.
3725 (attr_alt_bit_p): Ditto.
3726 (alternative_name): Make const char *.
3727 (evaluate_eq_attr): Remove use of above things.
3728 (simplify_test_exp): Ditto.
3729 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3730 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3732 2005-08-04 James E Wilson <wilson@specifix.com>
3734 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3735 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3736 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3737 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3738 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3740 2005-08-04 Richard Henderson <rth@redhat.com>
3743 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3744 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3745 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3746 if we'd have to instantiate too many members.
3748 2005-08-04 Richard Henderson <rth@redhat.com>
3751 * tree-outof-ssa.c (coalesce_asm_operands): New.
3752 (coalesce_ssa_name): Use it. Split out ...
3753 (coalesce_phi_operands, coalesce_result_decls): ... these.
3755 2005-08-04 Paul Brook <paul@codesourcery.com>
3757 * read-rtl.c (read_quoted_string): Break if EOF.
3759 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3761 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3762 (fold_build2): Likewise.
3763 (fold_build3): Likewise.
3764 (fold_build1_stat): New function prototype.
3765 (fold_build2_stat): Likewise.
3766 (fold_build3_stat): Likewise.
3767 * fold-const.c (fold_build1): Rename to ..
3768 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3769 through to build1_stat.
3770 (fold_build2): Rename to ..
3771 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3772 through to build2_stat.
3773 (fold_build3): Rename to ..
3774 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3775 through to build3_stat.
3777 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3778 Ian Lance Taylor <ian@airs.com>
3780 * function.c (assign_stack_local_1): Do not correct stack slot
3781 address if allocation size is smaller than mode size.
3783 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3786 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3787 (tree_merge_blocks): Propagate anything allowed by
3789 Clarify documentation.
3790 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3791 SSA form, schedule an update if necessary.
3793 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3795 * doc/install.texi (Binaries): Remove broken link to
3796 Sinix/Reliant Unix binaries.
3798 2005-08-03 Richard Henderson <rth@redhat.com>
3801 * function.c (stack_protect_epilogue): Export.
3802 * tree.h (stack_protect_epilogue): Declare.
3803 * calls.c (expand_call): Call it.
3805 2005-08-03 Eric Christopher <echristo@apple.com>
3807 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3808 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3811 2005-08-04 Jan Hubicka <jh@suse.cz>
3813 * profile.c (branch_prob): Split edges with goto locus on them
3814 to get proper line counts.
3815 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3817 2005-08-03 Paul Brook <paul@codesourcery.com>
3819 * function.c (assign_parms): Round current_function_args_size
3820 to PARM_BOUNDARY, not STACK_BOUNDARY.
3822 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3824 * config/i386/i386.c (x86_elf_aligned_common)
3825 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3827 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3829 PR tree-optimization/23157
3830 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3831 before emitting them.
3833 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3835 PR tree-optimization/19899
3836 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3837 * tree-scalar-evolution.c: Include real.h.
3838 (add_to_evolution): Build constant -1 of correct type.
3840 2005-08-03 Jan Hubicka <jh@suse.cz>
3842 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3843 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3844 profile updating for complette unrolling.
3845 * loop-unroll.c (peel_loop_completely): Use it.
3846 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3847 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3850 2005-08-03 Paul Brook <paul@codesourcery.com>
3852 * combine.c (can_change_dest_mode): New function.
3853 (try_combine, simplify_set): Use it.
3855 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3857 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3860 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3862 * doc/install.texi (Specific): Adjust link to openavr.org.
3863 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3864 (Binaries): Adjust HP-UX Porting Center link.
3865 (Binaries): Adjust Free Software Foundation ordering link.
3867 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3869 * convert.c (convert_to_integer): Use fold_build1 instead of
3870 build1 when converting an integer to an integer.
3872 2005-08-02 Richard Henderson <rth@redhat.com>
3874 * combine.c (combine_instructions): Don't use reg_equal/equiv
3875 results if the mode doesn't match.
3877 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3879 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3880 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3882 2005-08-02 Richard Henderson <rth@redhat.com>
3885 * explow.c (memory_address): Remove special-case for
3886 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3888 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3891 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3892 number of calls to cleanup_tree_cfg_1.
3894 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3896 * doc/invoke.texi: document file extensions .F90 and .F95
3898 2005-08-02 Richard Guenther <rguenther@suse.de>
3900 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3901 positive if its first argument is positive.
3903 2005-08-02 Richard Guenther <rguenther@suse.de>
3905 PR tree-optimization/23177
3906 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3909 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3911 PR tree-optimization/23129
3912 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3913 varying for divisions with anti-ranges.
3915 2005-08-02 Jan Hubicka <jh@suse.cz>
3917 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3918 * tree-ssa-threadupdate.c (thread_block): Add it here.
3920 2005-08-01 James E Wilson <wilson@specifix.com>
3922 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3923 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3924 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3926 * config/mips/predicates.md (const_call_insn_operand): Add check for
3927 SYMBOL_REF_LONG_CALL_P.
3928 * doc/extend.texi (long_call): Document the new attribute.
3930 2005-08-01 Ian Lance Taylor <ian@airs.com>
3931 Richard Henderson <rth@redhat.com>
3933 * Makefile.in (RTL_BASE_H): Add real.h.
3934 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3936 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3938 * rtl.c (rtl_check_failed_code_mode): New.
3939 * rtl.h (struct rtx_def): Add u.rv.
3940 (XCMWINT, XCNMPRV): New.
3941 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3942 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3944 2005-08-01 Richard Henderson <rth@redhat.com>
3946 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3947 with auto-inc codes.
3949 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3951 2005-08-01 Jan Hubicka <jh@suse.cz>
3953 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3954 * i386.c: Include dwarf2.h
3955 (asm_preferred_eh_data_format): New.
3956 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3958 2005-08-01 Ian Lance Taylor <ian@airs.com>
3960 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3961 randomize_va_space for virtual address randomization control.
3963 2005-08-01 Steven Bosscher <stevenb@suse.de>
3965 * common.opt (flag_ipa_cp): Put in right place to maintain
3968 2005-08-01 Jan Hubicka <jh@suse.cz>
3970 * profile.c (compute_value_histograms): Fix thinko.
3971 * value-prof.c: Include toplev.h
3972 (check_counter): New function.
3973 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3974 tree_mod_subtract_transform): Add sanity check.
3976 2005-08-01 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/23133
3979 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3980 current functions parameter decls to find defs to cse
3983 2005-08-01 Richard Guenther <rguenther@suse.de>
3985 PR tree-optimization/23109
3986 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3987 If trapping math is in effect, use post-dominator information
3988 to check if we'd in any case reach a trapping point before
3989 doing the reciprocal insertion.
3990 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3991 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3992 expressions are invariant only if trapping math is not in effect.
3994 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3996 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3997 cgraph_function_versioning): New declarations.
3998 * cgraphunit.c: Add include to ipa-prop.h.
3999 (update_call_expr, cgraph_copy_node_for_versioning,
4000 cgraph_function_versioning): New functions.
4001 * integrate.c (copy_decl_for_inlining): Remove.
4002 * ipa-prop.h (ipa_replace_map): New struct.
4003 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4004 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4005 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4006 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4007 ipcp_iterate_stage, ipcp_method_scale_print,
4008 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4009 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4010 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4011 ipcp_update_bb_counts, ipcp_update_profiling,
4012 ipcp_update_edges_counts): New functions.
4013 (ipcp_method_cval_init): Remove restriction regarding local methods.
4014 (ipcp_init_stage): Add ipcp_method_compute_scale.
4015 (ipcp_insert_stage): Add versioning.
4016 (ipcp_structures_print): Add ipcp_method_scale_print.
4017 (ipcp_driver): Dump profiling info.
4018 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4019 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4020 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4021 (struct inline_data): Add versioning_p, ipa_info, new fields.
4022 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4023 declare_return_variable): Replace calls to copy_decl_for_inlining with
4025 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4027 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4028 Add argument VERSIONING.
4029 (copy_arguments_for_versioning, copy_static_chain,
4030 function_versionable_p, tree_versionable_function_p,
4031 tree_function_versioning, replace_ref_tree): New functions.
4032 * tree-inline.h: Include varray.h.
4033 (tree_versionable_function_p, tree_function_versioning,
4034 tree copy_decl_for_dup): New declarations.
4036 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4038 * ipa-cp.c: New file. Contains IPCP specific functionality.
4039 * ipa-prop.h: New file. Contains structures/definitions that can be
4040 used by several interprocedural data flow optimizations (and also IPCP).
4041 * ipa-prop.c: New file.
4042 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4043 * common.opt: Add ipa-cp flag.
4044 * timevar.def: Add IPCP optimization.
4045 * tree-optimize.c (init_tree_optimization_passes): Schedule
4047 * tree-pass.h (pass_ipa_cp): Declare.
4049 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4051 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4052 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4053 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4054 config/i386/i386.c, config/mips/mips.h,
4055 config/rs6000/rs6000.h, config/sh/sh.c,
4056 config/stormy16/stormy16.c: Fix comment typos.
4058 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4061 * c-typeck.c (build_binary_op): Use common_type wrapper on
4063 (common_type): Update comment.
4065 2005-07-31 Steven Bosscher <stevenb@suse.de>
4068 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4069 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4070 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4072 2005-07-31 Jan Hubicka <jh@suse.cz>
4074 * pretty-print.h (pp_widest_integer): New macro.
4075 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4078 2005-07-31 Jan Hubicka <jh@suse.cz>
4080 * output.h (enum section_category): Export from varasm.c
4081 (categorize_decl_for_section): Likewise.
4082 * varasm.c (enum section_category): Kill.
4083 (categorize_decl_for_section): Make global.
4084 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4086 * i386.c (ix86_section_threshold): New static variable.
4087 (ix86_in_large_data_p, ix86_encode_section_info,
4088 x86_64_elf_unique_section,
4089 x86_64_elf_select_section): New functions.
4090 (TARGET_ENCODE_SECTION_INFO): Define
4091 (override_options): Enable medium model for PIC.
4092 (ix86_expand_prologue): Expand gen_set_got_rex64.
4093 (legitimate_constant_p): Handle new UNSPECs.
4094 (legitimate_pic_address_disp_p): Likewise.
4095 (legitimize_pic_address): Lower MEDIUM model addressing.
4096 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4097 (enum cmodel): Add MEDIUM_PIC.
4098 (SYMBOL_REF_FAR_ADDR_P): New macro.
4099 (SYMBOL_FLAG_FAR_ADDR): New flag.
4100 * i386.md (movdi): Support medium model.
4101 (set_got_rex64): New pattern.
4102 * i386.opt (mlarge-data-threshold): New flag.
4103 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4104 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4105 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4106 TARGET_ASM_UNIQUE_SECTION): New.
4108 * invoke.texi (-mlarge_data_threshold): Document
4110 2005-07-31 Jan Hubicka <jh@suse.cz>
4112 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4113 (coalesce_vars): Likewise.
4114 * tree-ssa-live.c (coalesce_cost): New.
4115 (build_tree_conflict_graph): Use coalesce_cost.
4116 * tree-ssa-live.h (coalesce_cost): Declare.
4118 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4120 * arm.md (all peepholes for post-increment operations): Delete.
4121 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4122 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4123 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4124 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4125 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4127 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4129 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4132 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4135 * doc/invoke.texi: Document -rdynamic.
4137 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4140 * c-parser.c (c_parser_parms_list_declarator): Call
4141 mark_forward_parm_decls.
4142 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4143 decls with visibility structure.
4145 2005-07-30 Paul Brook <paul@codesourcery.com>
4147 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4149 2005-07-30 Paul Brook <paul@codesourcery.com>
4151 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4153 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4155 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4157 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4160 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4161 nested function declarators.
4162 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4163 (grokparms): Call warn_if_shadowing for parameters used within the
4165 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4166 not used within the parameter list.
4167 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4169 2005-07-30 Jan Hubicka <jh@suse.cz>
4171 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4172 * i386.c (ix86_fixup_binary_operands): Likewise.
4173 (ix86_expand_unary_operator): Likewise.
4174 (ix86_expand_fp_absneg_operator): Likewise.
4175 * optabs.c (expand_vec_cond_expr): Validate dest.
4177 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4180 * real.c (real_from_string): Also set last bit if there is a
4181 nonzero hex digit beyond GCC's internal precision after ".".
4183 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4185 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4186 define_constants. Change duplicate values to unassigned numbers.
4187 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4188 (*altivec_vspltsf): New.
4189 (altivec_vperm_v4sf): Delete.
4190 (altivec_vperm_<mode>): Use mode macro V.
4191 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4192 (altivec_predicate_v4sf): Delete.
4193 (altivec_predicate_<mode>): Use mode macro V.
4194 (*altivec_lvesfx): New.
4195 (*altivec_stvesfx): New.
4196 (vec_realign_load_v4sf): Delete.
4197 (vec_realign_load_<mode>): Use mode macro V.
4198 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4201 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4204 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4206 * configure: Regenerated.
4208 2005-07-29 Paul Brook <paul@codesourcery.com>
4210 * doc/install.texi: Add link to GFortran binaries wiki page.
4212 2005-07-29 David Ung <davidu@mips.com>
4214 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4215 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4216 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4217 * config/mips/mips.md (cpu): Add 5kf name.
4218 (includes): Includes 5k.md.
4219 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4220 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4223 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4226 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4227 (cleanup_tree_cfg): ... here.
4228 Call cleanup_tree_cfg_1 until there are no more cleanups to
4231 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4233 * tree-vrp.c (compare_range_with_value): Return true or false
4234 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4235 EQ_EXPR respectively.
4237 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4239 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4242 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4244 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4245 (tree_ssa_dominator_optimize): Increment it.
4246 (dump_dominator_optimization_stats): Print it.
4248 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4249 Steven Bosscher <stevenb@suse.de>
4251 PR rtl-optimization/23117
4252 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4253 when head == tail. Tidy comment.
4255 2005-07-28 Richard Henderson <rth@redhat.com>
4257 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4258 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4259 * jump.c (rtx_renumbered_equal_p): Likewise.
4260 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4261 CONST_INT and CONST_DOUBLE.
4262 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4263 * reload.c (operands_match_p): Special case CONST_INT and
4264 CONST_DOUBLE; check mode earlier.
4266 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4269 * c-typeck.c (convert_for_assignment): Do not check
4270 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4272 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4275 * c-typeck.c (composite_type): Prefer constant size arrays to
4278 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4281 * real.c (real_from_string): Set last bit if there is a nonzero
4282 hex digit beyond GCC's internal precision.
4284 2005-07-28 Richard Henderson <rth@redhat.com>
4287 * cfgcleanup.c (try_forward_edges): Watch out for end of
4290 2005-07-28 James E Wilson <wilson@specifixinc.com>
4293 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4295 2005-07-28 Jan Hubicka <jh@suse.cz>
4297 * Makefile.in (rtl-profile.o): Kill all traces of it.
4298 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4299 * coverage.h (rtl_coverage_counter_ref): Kill.
4300 * opts.c (flag_speculative_prefetching_set): Kill.
4301 (flag_loop_optimize_set): New.
4302 (common_handle_option): Disable loop optimizer when profiling;
4303 do not handle speculative prefetching.
4304 * passes.c (init_optimization_passes): Replace pass_profiling combo
4305 by branch_prob pass.
4306 * profile.c (compute_value_histograms): Update for simplified value
4308 (rtl_register_profile_hooks): Kill.
4309 (pass_profiling): Kill.
4310 (rest_of_handle_branch_prob): Do not profile.
4311 * toplev.c (process_options): Remove speculative prefetching.
4312 * toplev.h (flag_tree_based_profiling): Kill.
4313 * tree-profile.c (prepare_instrumented_value,
4314 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4315 tree_gen_one_value_profiler, do_tree_profiling): Update for
4316 simplified datastructures.
4317 * value-prof.c: Add comment that speculative prefetching was dropped;
4318 update rest of file for simplified datastructures.
4319 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4320 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4321 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4322 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4323 rtl_mod_subtract, gen_speculative_prefetch,
4324 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4325 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4326 (gate_handle_value_profile_transformations,
4327 rest_of_handle_value_profile_transformations,
4328 pass_value_profile_transformations): Kill.
4329 * value-prof.h (histogram_value_t): Remove IL based unions.
4330 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4331 rtl_profile_hooks): Remove hooks.
4333 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4335 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4336 (cgraph_clone_node): Likewise.
4337 * cgraph.h (cgraph_clone_edge): Update prototype.
4338 (cgraph_clone_node): Likewise.
4339 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4341 (lookup_recursive_calls): Consider profile.
4342 (cgraph_decide_recursive_inlining): Fix updating; use new
4343 probability argument; use profile.
4344 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4345 * tree-inline.c (copy_bb): Update clal of clone_edge.
4346 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4348 * invoke.texi (min-inline-recursive-probability): Document.
4350 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4352 * doc/install.texi (Configuration): Update Valgrind homepage.
4354 2005-07-28 Richard Henderson <rth@redhat.com>
4357 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4358 labels we want to delete.
4359 (cfg_layout_merge_blocks): Likewise.
4361 2005-07-28 Richard Henderson <rth@redhat.com>
4364 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4365 when expanding to nothing.
4367 2005-07-28 Josh Conner <jconner@apple.com>
4369 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4370 (cgraph_decide_inlining_of_small_functions): Likewise.
4372 2005-07-28 Josh Conner <jconner@apple.com>
4374 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4375 direction of badness if negative.
4376 (cgraph_default_inline_p): Add reason to parameters, and assign it
4378 (cgraph_decide_inlining_of_small_functions): New parameter in call
4379 to cgraph_default_inline_p.
4380 (cgraph_decide_inlining_incrementally): Likewise.
4381 * cgraphunit.c (decide_is_function_needed): Likewise.
4382 * cgraph.h (cgraph_default_inline_p): Likewise.
4384 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4386 * builtins.c: Fix comment typo(s).
4387 * genautomata.c: Likewise.
4388 * gimplify.c: Likewise.
4389 * tree-dfa.c: Likewise.
4390 * tree-flow-inline.h: Likewise.
4391 * tree-into-ssa.c: Likewise.
4392 * tree-ssa-alias.c: Likewise.
4393 * tree-ssa-ccp.c: Likewise.
4394 * tree-ssa-copy.c: Likewise.
4395 * tree-ssa-dce.c: Likewise.
4396 * tree-ssa-dom.c: Likewise.
4397 * tree-ssa-operands.c: Likewise.
4398 * tree-tailcall.c: Likewise.
4399 * tree-vectorizer.c: Likewise.
4400 * tree-vrp.c: Likewise.
4403 2005-07-28 Jeff Law <law@redhat.com>
4405 * tree-vrp.c (test_for_singularity): Extracted from ...
4406 (simplify_cond_using_ranges): Attempt to simplify a relational
4407 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4409 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4411 PR tree-optimization/22506
4412 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4413 phis whose argument is constant.
4415 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4417 PR rtl-optimization/18992
4418 Back out this patch:
4419 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4420 PR optimization/12142
4421 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4422 uses of the register in the SET_SRC. Remove unnecessary argument.
4424 Replace it with this:
4425 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4426 if flag_non_call_exceptions is set and the insn may trap, pass
4427 pc_rtx as dest for recursion.
4428 In SET_SRC part of SET case, if dest is already set, pass it down
4431 2005-07-28 Jan Hubicka <jh@suse.cz>
4433 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4434 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4435 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4437 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4438 profile when available.
4440 2005-07-28 Jan Beulich <jbeulich@novell.com>
4442 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4443 (ia64_print_operand): Describe and handle 'X'.
4444 (ia64_register_move_cost): Also handle FP_REGS.
4445 (ia64_preferred_reload_class): Likewise.
4446 (ia64_secondary_reload_class): Likewise.
4447 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4448 it. Also check for ITANIUM_CLASS_FLDP.
4449 * config/ia64/ia64.h (FP_REGNO_P): New.
4450 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4451 (reg_class): Add FP_REGS.
4452 (REG_CLASS_NAMES): Adjust for it.
4453 (REG_CLASS_CONTENTS): Likewise.
4454 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4455 (REG_CLASS_FROM_LETTER): Handle 'x'.
4456 (CLASS_MAX_NREGS): Handle FP_REGS.
4457 (MEMORY_MOVE_COST): Likewise.
4458 * config/ia64/ia64.md (itanium_class): Add fldp.
4459 (type): Handle fldp.
4460 (movti_internal): More allowable operand combinations. Use ldfp8 when
4461 splitting unnecessary. Remove predicable attribute. Adjust
4462 itanium_class attribute.
4463 (smuldi3_highpart): Remove outdated comment.
4464 (mulditi3, umulditi3, rotlti3): New expanders.
4465 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4466 (absti2): Disabled new insn for future reference.
4467 Respective new splitters.
4468 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4469 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4470 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4472 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4474 PR rtl-optimization/23047
4475 * simplify-rtx.c (simplify_const_relational_operation): Respect
4476 flag_wrapv for comparisons with ABS.
4478 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4480 PR tree-optimization/22493
4481 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4482 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4484 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4486 * config/frv/frv.opt (moptimize-membar): New.
4488 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4490 * config/frv/frv.h: Remove machine_function definition.
4492 * config/frv/frv.c (struct frv_io): New.
4493 (struct machine_function): Moved from frv.h. Add has_membar_p.
4494 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4495 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4496 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4497 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4498 (frv_reorg): Call frv_optimize_membar when appropriate.
4499 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4500 (frv_expand_builtin): Adjust calls accordingly.
4501 (frv_io_address_cookie): New function.
4502 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4503 load or store rather than a special insn. Add ccnstant address and
4504 io-type operands to the membar.
4505 (frv_ifcvt_modify_tests): Unsign regno.
4506 (frv_ifcvt_modify_tests): Same.
4508 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4509 UNSPEC_OPTIONAL_MEMBAR constant.
4510 (builtin_read_<mode>): Delete.
4511 (builtin_write_<mode>): Delete.
4512 ("optional_membar_<mode>"): Add operand.
4514 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4515 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4516 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4517 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4518 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4519 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4520 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4521 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4522 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4524 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4526 * df.c (df_uses_record): Handle SCRATCH.
4528 2005-07-28 Steven Bosscher <stevenb@suse.de>
4531 * passes.c (rest_of_decl_compilation): If decl is a type and
4532 we have encountered errors, don't emit debug information.
4534 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4536 * params.def: Fixed comment.
4538 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4541 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4542 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4543 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4545 2005-07-27 Steven Bosscher <stevenb@suse.de>
4548 * varasm.c (assemble_start_function): Don't do anything that may
4549 require a CFG if the current function is a thunk.
4551 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4553 * doc/install.texi (Prerequisites): Mention that perl is needed
4554 to do export control in libstdc++ targetting Darwin.
4556 2005-07-27 Steven Bosscher <stevenb@suse.de>
4558 PR rtl-optimization/17808
4559 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4560 (sched_insns_conditions_mutex_p): Split out from...
4561 (add_dependence): ...here. But don't call it from here.
4562 (add_dependence_list): Check sched_insns_conditions_mutex_p
4563 before calling add_dependence.
4564 (add_dependence_list_and_free): Likewise.
4565 (fixup_sched_groups): Likewise.
4566 (sched_analyze_1): Likewise.
4567 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4568 (sched_analyze): Likewise.
4569 (sched_analyze_insn): Likewise.
4570 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4571 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4572 dependencies on all COND_EXEC insns to jumps ending basic blocks
4573 when doing intrablock scheduling.
4574 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4576 2005-07-27 Jeff Law <law@redhat.com>
4578 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4579 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4580 equivalency sets, correctly handle the case were vr0 has an
4581 equivalency set, but vr1 does not.
4583 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4585 PR tree-optimization/23073
4586 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4587 vect_print_dump_info before fprintf.
4589 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4591 PR tree-optimize/22348
4592 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4593 Fold the partial computation.
4595 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4597 PR tree-optimization/22325
4598 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4600 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4602 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4603 (force_var_cost): ... this function.
4604 (compute_phi_arg_on_exit): Export.
4606 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4608 PR tree-optimization/20773
4609 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4612 2005-07-27 Richard Guenther <rguenther@suse.de>
4614 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4615 Avoid pushing again if current struct contains only
4616 fields we decomposed.
4618 2005-07-27 Jan Hubicka <jh@suse.cz>
4620 PR tree-optimization/22574
4621 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4624 * tree-tailcall.c (decrease_profile): New function.
4625 (eliminate_tail_call): Use it.
4627 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4628 visibility flags correctly in whole program mode.
4630 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4632 PR rtl-optimization/22472
4633 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4635 2005-07-26 Steven Bosscher <stevenb@suse.de>
4637 PR tree-optimization/22504
4638 * tree-complex.c (expand_complex_addition): Use 'code' instead
4639 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4641 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4643 * config.gcc (cpu_type): Add frv case.
4644 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4645 (supported_defaults): Add fr550 case.
4647 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4650 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4651 whether a pointer of type T * may point to objects of type T *.
4653 2005-07-26 DJ Delorie <dj@redhat.com>
4655 * configure: Regenerate.
4657 2005-07-26 Dale Johannesen <dalej@apple.com>
4659 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4661 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4663 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4664 Clarify use of "build" in name.
4666 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4668 * doc/extend.texi (Raw read/write Functions): New section.
4669 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4670 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4671 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4672 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4673 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4674 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4675 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4676 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4677 * config/frv/frv.c: Add bdesc_loads global.
4678 Add bdesc_stores global.
4679 (frv_init_builtins): Add support for __builtin_{read/write}*.
4680 (frv_volatile_memref): New.
4681 (frv_expand_load_builtin): New.
4682 (frv_expand_store_builtin): New.
4683 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4684 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4685 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4686 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4687 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4688 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4689 (builtin_read_<mode>): New.
4690 (builtin_write_<mode>): New.
4691 (builtin_write64): New.
4692 (optional_membar_<mode>): New.
4694 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4696 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4697 (rather than units) against HOST_BITS_PER_WIDE_INT.
4699 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4701 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4702 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4703 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4704 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4707 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4708 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4709 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4711 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4713 2005-07-26 Richard Guenther <rguenther@suse.de>
4715 PR tree-optimization/22486
4716 * fold-const.c (fold_unary): Fold away useless component
4717 references of the form (T *)&T.x, if the address
4720 2005-07-25 James E Wilson <wilson@specifixinc.com>
4722 * dwarf2out.c (add_call_src_coords_attributes): New.
4723 (gen_inlined_subroutine_die): Call it.
4724 (maybe_emit_file, init_file_table): Add comments.
4725 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4727 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4728 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4729 * tree.h (BLOCK_SOURCE_LOCATION): New.
4730 (struct tree_block): New field locus.
4732 2005-07-26 Andreas Schwab <schwab@suse.de>
4734 PR rtl-optimization/23043
4735 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4736 when allocating a struct unoccr.
4738 2005-07-25 Richard Henderson <rth@redhat.com>
4741 * tree-complex.c (gate_no_optimization): True if errors.
4742 * Makefile.in (tree-complex.o): Update dependencies.
4744 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4746 * config/frv/predicates.md (integer_register_operand): Use
4749 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4752 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4754 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4756 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4758 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4759 types when flag_unsafe_math_optimizations is true.
4761 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4763 * gcc.c (option_map): Add --sysroot.
4764 (process_command): Handle --sysroot.
4765 (display_help): Document it.
4766 * doc/cppopts.tex (-isysroot): Document.
4767 * doc/invoke.texi (--sysroot): Document.
4768 * doc/install.texi (--with-build-sysroot): Document.
4770 * Makefile.in (inhibit_libc): New variable.
4771 (INHIBIT_LIBC_CFLAGS): Likewise.
4772 (LIBGCC2_CFLAGS): Include
4773 $(INHIBIT_LIBC_CFLAGS).
4774 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4775 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4776 ($(T)crtend.o): Likewise.
4777 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4778 ($(T)crtendS.o): Likewise.
4779 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4780 ($(T)crtendT.o): Likewise.
4781 (stmp-fixinc): Do not complain about missing headers if
4783 * configure.ac (inhibit_libc): Set it to true/false.
4784 (--with-build-sysroot): New option. Use it to set
4786 * configure: Regenerated.
4788 2005-07-25 Manfred Hollstein <mh@suse.com>
4790 * calls.c (store_one_arg): Fix unsigned comparison warning.
4792 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4795 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4796 (ggc_print_statistics): Initialize variable before use.
4798 2005-07-25 Richard Guenther <rguenther@suse.de>
4800 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4801 calling with a PHI_NODE argument.
4803 * tree-flow-inline.h (overlap_subvar): Protect against
4806 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4808 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4809 * configure: Regenerate.
4811 2005-07-25 Ira Rosen <irar@il.ibm.com>
4813 * expr.c (highest_pow2_factor): Make extern.
4814 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4815 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4816 record_array_differ_p, array_ptr_differ_p): Likewise.
4817 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4818 additional cases. Call the above functions.
4819 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4820 base_object_differ_p when there are two base objects. Otherwise, compare
4821 base address and offset. Call may_alias_p.
4822 (dump_data_reference): Use a correct field name.
4823 (analyze_array): Make static. Initialize new data-ref fields.
4824 (analyze_indirect_ref): New function.
4825 (init_data_ref): Initialize new data-ref fields.
4826 (strip_conversion): Moved from tree-vect-analyze.c.
4827 (analyze_offset_expr, get_ptr_offset, address_analysis,
4828 object_analysis): Likewise.
4829 (analyze_offset): New function.
4830 (create_data_ref): Likewise.
4831 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4832 dimensions for ARRAY_REFs only.
4833 (build_classic_dist_vector): Make static.
4834 (access_functions_are_affine_or_constant_p): Call macro to get the
4835 address of access functions.
4836 (compute_all_dependences): Add new parameter
4837 compute_self_and_read_read_dependences. Compute self and read-read
4838 dependences if it is true.
4839 (find_data_references_in_loop): Call create_data_ref. Initialize new
4841 (compute_data_dependences_for_loop): Add new parameter
4842 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4843 compute nb_loops. Call compute_all_dependences,
4844 build_classic_dist_vector and build_classic_dir_vector with correct
4846 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4847 with correct parameters. Compare dimensions for ARRAY_REFs only.
4848 (free_data_refs): Call macro to free access functions.
4849 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4850 fields from stmt_vinfo.
4851 (struct base_object_info): New structure.
4852 (struct data_reference): Move fields to base_object_info. Add fields
4853 first_location and object_info for above structures. Move fields from
4854 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4855 aligned_to. Add macros to access the new fields.
4856 Update functions declarations.
4857 * tree-flow.h (is_aliased_with): Declare.
4858 * tree-loop-linear.c (linear_transform_loops): Call
4859 compute_data_dependences_for_loop with correct parameters.
4860 * tree-ssa-alias.c (is_aliased_with): New function.
4861 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4862 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4863 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4864 vect_base_addr_differ_p, compute_subscript_distance and
4865 build_classic_dist_vector. Add printings. Check absolute value of
4867 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4869 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4870 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4871 to bytes. Add printing.
4872 (vect_compute_data_refs_alignment): Go through loads and stores in one
4874 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4875 vect_analyze_data_ref_access): Likewise.
4876 (vect_analyze_pointer_ref_access): Remove.
4877 (vect_address_analysis, vect_object_analysis): Likewise.
4878 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4879 and analyze data-refs in the loop.
4880 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4881 fields of data-ref instead of stmt. Add init to the offset from the
4883 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4884 (vect_update_init_of_dr): Likewise.
4885 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4886 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4888 (new_loop_vec_info): Initialize new fields.
4889 (destroy_loop_vec_info): Free new fields.
4890 (vect_strip_conversion): Remove.
4891 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4892 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4893 datarefs. Add new field ddrs.
4894 Add macros for the new fields access.
4895 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4896 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4897 Remove their macros.
4898 * tree.h (highest_pow2_factor): Declare.
4900 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4902 * calls.c (store_one_arg): Check for sibling call MEM arguments
4903 from already clobbered incoming argument area.
4905 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4907 * c-common.c (check_missing_format_attribute): New.
4908 * c-common.h (check_missing_format_attribute): Likewise.
4909 * c-typeck.c (convert_for_assignment): Use it.
4911 2005-07-24 Andreas Schwab <schwab@suse.de>
4913 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4914 register use a word move. Correct operand of ext.w in 68000 code.
4916 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4918 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4919 variables as declarations, rather than definitions.
4921 2005-07-24 Ira Rosen <irar@il.ibm.com>
4923 PR tree-optimization/22526
4924 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4927 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4929 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4930 that C99 reserve for future use. Use it to define clog10,
4931 clog10f and clog10l.
4933 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4935 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4936 * configure.ac: Check for -Wmissing-format-attribute.
4938 * configure: Regenerate.
4940 2005-07-23 Richard Henderson <rth@redhat.com>
4942 PR tree-optimization/22623
4943 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4945 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4948 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4950 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4952 * Makefile.in (C_TREE_H): Update dependencies.
4953 * c-tree.h: Include toplev.h.
4954 * diagnostic.h (diagnostic_set_info): Add format attribute.
4955 * rtl-error.c (diagnostic_for_asm): Likewise.
4957 2005-07-23 Chao-ying Fu <fu@mips.com>
4959 * config/mips/mips-dsp.md: New file.
4960 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4961 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4963 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4964 MIPS_BUILTIN_BPOSGE32.
4965 (mips_expand_builtin_direct): Add one parameter to indicate that
4966 builtin functions need to return a value.
4967 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4969 (mips_regno_to_class): Add classes for 12 new DSP registers.
4970 (mips_subword): Change to check four HI registers.
4971 (mips_output_move): Output move to and from 6 new DSP accumulators.
4972 (override_options): Make sure -mdsp and -mips16 are not used together.
4973 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4975 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4977 (print_operand): Add 'q' for printing DSP accumulators.
4978 (mips_cannot_change_mode_class): Check ACC_REGS.
4979 (mips_secondary_reload_class): Check ACC_REGS.
4980 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4981 (mips_register_move_cost): Check ACC_REGS.
4982 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4983 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4984 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4985 (dsp_bdesc): New array.
4986 (bdesc_arrays): Add DSP builtin function table.
4987 (mips_prepare_builtin_arg): Check predicate again after
4989 (mips_expand_builtin): Add one more parameter to
4990 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4991 MIPS_BUILTIN_BPOSGE32.
4992 (mips_init_builtins): Initialize new function types.
4993 (mips_expand_builtin_direct): Check if builtin functions need to
4994 return a value and pass operands properly.
4995 (mips_expand_builtin_bposge): New function.
4996 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4997 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4998 (FIRST_PSEUDO_REGISTER): Increase to 188.
4999 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5000 Update for 12 new DSP registers.
5001 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5002 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5003 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5004 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5005 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5006 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5007 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5008 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5009 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5010 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5011 (REGISTER_NAMES): Add names for 12 new DSP registers.
5012 * config/mips/mips.md: Include mips-dsp.md.
5013 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5014 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5015 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5016 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5017 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5018 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5019 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5020 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5021 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5022 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5023 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5024 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5025 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5026 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5027 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5028 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5029 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5030 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5031 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5032 (UNSPEC_RDDSP): New constants.
5033 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5034 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5036 * config/mips/mips.opt (-mdsp): New option.
5037 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5038 (reg_imm10_operand): New predicates.
5039 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5040 * doc/invoke.texi (-mdsp): Document new option.
5042 2005-07-22 DJ Delorie <dj@redhat.com>
5044 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5046 * tree-inline.c (inlinable_function_p): Likewise.
5048 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5051 * toplev.c (check_global_declarations): Do not mark undefined
5052 variables as DECL_IGNORED_P.
5053 * varasm.c (first_global_object_name): GTY it.
5054 (weak_global_object_name): Likewise.
5055 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5056 a string to go into {weak,first}_global_object_name.
5058 2005-07-22 DJ Delorie <dj@redhat.com>
5060 * c-format.c (check_function_format): Change warning control
5061 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5063 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5065 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5066 &PTR->FLD a dereference of PTR.
5067 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5068 a potential dereference of PTR.
5070 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5072 PR rtl-optimization/20370
5073 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5074 call allocate_reg_info if necessary.
5076 PR rtl-optimization/21848
5077 * calls.c (emit_library_call_value_1): For const functions, add
5078 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5080 PR rtl-optimization/22445
5081 * cselib.c (target.h): Include.
5082 (rtx_equal_for_cselib_p): Allow commutative matches.
5083 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5084 Remove MODE parameter. Changed all callers.
5086 PR rtl-optimization/22258
5087 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5089 (try_combine): Use likely_spilled_retval_p.
5091 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5093 * config.gcc: Add crx-elf support.
5095 * doc/contrib.texi: Mention crx.
5096 * doc/extend.texi: Document crx extensions.
5097 * doc/install.texi: Document crx install.
5098 * doc/invoke.texi: Document crx options.
5099 * doc/md.texi: Document crx constraints.
5101 * config/crx/crx-protos.h: New file.
5102 * config/crx/crx.c: New file.
5103 * config/crx/crx.h: New file.
5104 * config/crx/crx.md: New file.
5105 * config/crx/crx.opt: New file.
5106 * config/crx/t-crx: New file.
5108 2005-07-22 Manfred Hollstein <mh@suse.com>
5110 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5112 (int_add_graph_edge): Likewise.
5113 (collapse_nodes): Likewise.
5114 (process_unification_queue): Likewise.
5116 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5117 Laurent GUERBY <laurent@guerby.net>
5119 PR tree-optimization/22336
5120 * function.c (record_block_change): Check for
5121 cfun->ib_boundaries_block.
5123 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5125 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5126 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5128 2005-07-21 DJ Delorie <dj@redhat.com>
5130 * toplev.c (warn_deprecated_use): Add warning control to warning
5132 * c-typeck.c (parser_build_binary_op): Likewise.
5133 (c_finish_if_stmt): Likewise.
5134 * c-common.c (check_function_sentinel): Likewise.
5135 (check_nonnull_arg): Likewise.
5137 2005-07-21 Richard Henderson <rth@redhat.com>
5140 * tree-complex.c (complex_ssa_name_components): New.
5141 (cvc_lookup): Allow entry not found.
5142 (create_components): Remove.
5143 (create_one_component_var, get_component_var): New.
5144 (get_component_ssa_name, set_component_ssa_name): New.
5145 (extract_component): Use get_component_ssa_name.
5146 (update_complex_components): Use set_component_ssa_name.
5147 (update_complex_components_on_edge): Likewise.
5148 (update_phi_components): Create new PHI nodes directly, instead
5149 of adding insns to edges.
5150 (tree_lower_complex): Allocate and free complex_variable_components
5151 and complex_ssa_name_components here.
5153 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5155 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5156 revert to returning false.
5158 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5161 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5163 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5166 * config/i386/i386.md (cmpxf): Change operand constraints
5167 to "nonmemory_operand".
5169 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5171 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5173 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5176 * fold-const.c (fold_build1): Add checksum for the operands.
5177 (fold_build2): Likewise.
5178 (fold_build3): Likewise.
5180 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5183 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5185 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5187 * common.opt (-fforward-propagate): Committed by mistake,
5190 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5192 * reg-stack.c: Fix comment typo(s).
5193 * tree-ssa-operands.c: Likewise.
5194 * tree-vectorizer: Likewise.
5196 2005-07-21 Nick Clifton <nickc@redhat.com>
5198 * config/sh/symbian.c: Replace C++ style line comments with C
5199 style line comments.
5200 (symbian_add_attribute): Do not use a ? operator on the LHS of
5202 (sh_symbian_handle_dll_attribute): Change the type of the
5203 method vector to "VEC(tree,gc)*" and use vector accessor
5204 macros to walk over the elements.
5205 (symbian_export_vtable_and_rtti_p): Likewise.
5206 (symbian_class_needs_attribute_p): Likewise.
5208 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5211 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5212 initialize targetm.resolve_overloaded_builtin here.
5213 (altivec_expand_overloaded_builtin): Make it non-static.
5214 * config/rs6000/rs6000-protos.h
5215 (altivec_expand_overloaded_builtin): New prototype.
5216 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5217 targetm.resolve_overloaded_builtin here.
5218 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5220 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5221 Zdenek Dvorak <dvorakz@suse.cz>
5223 PR tree-optimization/19210
5224 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5226 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5227 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5228 rely on unproven assumptions.
5229 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5230 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5231 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5232 to number_of_iterations_exit.
5233 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5234 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5235 * tree-ssa-loop-niter.c (find_loop_niter,
5236 estimate_numbers_of_iterations_loop): Likewise.
5237 (number_of_iterations_exit): Honor the new options.
5238 * doc/invoke.texi (Wunsafe-loop-optimizations,
5239 funsafe-loop-optimizations): Document them.
5241 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5243 PR rtl-optimization/22167
5244 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5246 2005-07-20 Adam Nemet <anemet@lnxw.com>
5248 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5249 __do_global_dtors_aux longcall.
5251 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5253 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5254 (old_special_pred_table): Don't reference
5255 SPECIAL_MODE_PREDICATES.
5256 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5257 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5258 * config/sh/predicates.h: Don't mention
5259 SPECIAL_MODE_PREDICATES.
5260 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5263 2005-07-20 DJ Delorie <dj@redhat.com>
5265 * config.gcc: Add m32c-elf support.
5267 * doc/contrib.texi: Mention m32c.
5268 * doc/extend.texi: Document m32c extensions.
5269 * doc/install.texi: Mention m32c.
5270 * doc/invoke.texi: Document m32c options.
5271 * doc/md.texi: Document m32c constraints.
5273 * config/m32c/addsub.md: New file.
5274 * config/m32c/bitops.md: New file.
5275 * config/m32c/cond.md: New file.
5276 * config/m32c/jump.md: New file.
5277 * config/m32c/m32c-lib1.S: New file.
5278 * config/m32c/m32c-lib2.c: New file.
5279 * config/m32c/m32c-modes.def: New file.
5280 * config/m32c/m32c-pragma.c: New file.
5281 * config/m32c/m32c-protos.h: New file.
5282 * config/m32c/m32c.abi: New file.
5283 * config/m32c/m32c.c: New file.
5284 * config/m32c/m32c.h: New file.
5285 * config/m32c/m32c.md: New file.
5286 * config/m32c/m32c.opt: New file.
5287 * config/m32c/minmax.md: New file.
5288 * config/m32c/mov.md: New file.
5289 * config/m32c/muldiv.md: New file.
5290 * config/m32c/predicates.md: New file.
5291 * config/m32c/prologue.md: New file.
5292 * config/m32c/shift.md: New file.
5293 * config/m32c/t-m32c: New file.
5295 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5297 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5298 (stack_protect_set, stack_protect_test): New expanders.
5299 (stack_protect_set_si, stack_protect_set_si_media,
5300 stack_protect_set_di_media, stack_protect_test_si,
5301 stack_protect_test_si_media, stack_protect_test_di_media):
5304 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5306 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5308 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5310 * tree.h (tree_expr_nonzero_p): Export.
5311 * fold-const.c (tree_expr_nonzero_p): Likewise.
5312 Return true for CALL_EXPRs that are alloca calls.
5313 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5315 * tree-flow.h (expr_computes_nonzero): Remove.
5316 * tree-vrp.c (expr_computes_nonzero): Remove.
5317 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5318 (extract_range_from_unary_expr): Likewise.
5319 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5320 tree_expr_nonzero_p.
5322 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5324 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5325 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5326 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5327 All callers changed.
5328 (frame_related_constant_load): New arg "related" which controls
5329 setting of RTX_FRAME_RELATED_P. All callers changed.
5330 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5331 (bfin_expand_prologue): Add stack limit checking.
5332 * config/bfin/bfin.md (trapifcc): New pattern.
5334 * config/bfin/bfin.c: Include "langhooks.h".
5335 (def_builtin): Go through lang_hooks to call builtin_function.
5337 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5338 * config/bfin/predicates.md (symbol_ref_operand): New.
5339 (call_insn_operand): Delete. All callers changed to use
5340 register_no_elim_operand.
5341 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5343 (function_arg): Use it to generate the call's operand 2.
5344 (bfin_longcall_p): New function.
5345 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5346 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5347 determine if the address needs to be in a REG.
5348 (bfin_handle_longcall_attribute): New function.
5349 (bfin_attribute_table): Add "longcall" and "shortcall".
5350 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5351 (CUMULATIVE_ARGS): New member call_cookie.
5352 (PREDICATE_CODES): Add symbol_ref_operand.
5353 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5354 extra USE to the pattern.
5355 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5356 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5357 sibcall_value_insn; now the new patterns handle direct calls and the
5358 old ones indirect calls.
5359 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5361 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5363 * doc/trouble.texi: Update section on handling of empty loops.
5365 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5367 * config.gcc: Remove support for sparc-*-openbsd*,
5368 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5370 * config.host: Remove support for i860-*-sysv4* as a host.
5371 * config/i860/*, config/ip2k/*, config/ns32k/*,
5372 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5373 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5374 mention obsolete ports.
5376 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5378 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5380 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5381 of frame_pointer_rtx.
5382 (sh_expand_epilogue): Likewise.
5383 (sh_set_return_address): Likewise.
5384 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5385 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5386 offsets from FRAME_POINTER_REGNUM.
5387 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5388 (sh_register_names): Add initializer for sfp.
5389 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5390 (VALID_REGISTER_P): Likewise.
5391 (FIRST_PSEUDO_REGISTER): Update.
5392 (DWARF_FRAME_REGISTERS): Define.
5393 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5394 (HARD_FRAME_POINTER_REGNUM): Define.
5395 (FRAME_POINTER_REGNUM): Redefine.
5396 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5397 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5398 from FRAME_POINTER_REGNUM.
5399 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5400 FRAME_POINTER_REGNUM.
5401 (REG_CLASS_CONTENTS): Add sfp.
5402 (REG_ALLOC_ORDER): Likewise.
5403 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5404 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5405 of frame_pointer_rtx.
5406 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5408 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5410 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5411 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5412 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5414 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5417 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5419 Make CONSTRUCTOR use VEC to store initializers.
5420 * c-common.c (complete_array_type): Update to cope with VEC in
5422 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5423 (pp_c_constructor_elts): New function.
5424 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5425 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5426 struct constructor_stack, struct initializer_stack,
5427 constructor_elements, push_init_level, pop_init_level,
5428 add_pending_init, find_init_member, output_init_element): Update to
5429 cope with VEC in CONSTRUCTOR_ELTS.
5430 * coverage.c (build_fn_info_value, build_ctr_info_value,
5431 build_gcov_info): Likewise.
5432 * expr.c (categorize_ctor_elements_1, store_constructor,
5433 expand_expr_real_1): Likewise.
5434 * fold-const.c (fold_ternary): Likewise.
5435 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5436 gimplify_init_constructor, gimplify_expr): Likewise.
5437 * tree-dump.c (dequeue_and_dump): Likewise.
5438 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5440 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5442 * tree-sra.c (generate_element_init_1): Likewise.
5443 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5444 * tree-ssa-operands.c (get_expr_operands): Likewise.
5445 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5446 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5447 (get_initial_def_for_reduction): Likewise.
5448 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5449 value handle in annotations.
5450 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5451 tree_node_structure): Add support for constr_kind.
5452 (build_vector_from_ctor, build_constructor_single,
5453 build_constructor_from_list): New functions.
5454 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5455 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5456 Update to cope with VEC in CONSTRUCTOR_ELTS.
5457 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5458 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5459 CONSTRUCTOR_APPEND_ELT): New macros.
5460 (struct constructor_elt, struct tree_constructor): New data types.
5461 (union tree_node): Add tree_constructor field.
5462 * treestruct.def: Define TS_CONSTRUCTOR.
5463 * varasm.c (const_hash_1, compare_constant, copy_constant,
5464 compute_reloc_for_constant, output_addressed_constants,
5465 initializer_constant_valid_p, output_constant,
5466 array_size_for_constructor, output_constructor): Update to cope with
5467 VEC in CONSTRUCTOR_ELTS.
5468 * vec.h (VEC_empty, VEC_copy): New macros.
5470 2005-07-19 Devang Patel <dpatel@apple.com>
5472 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5474 2005-07-19 Richard Henderson <rth@redhat.com>
5477 * gimplify.c (gimplify_expr): Use main variant type for the temp
5478 destination for a discarded volatile read.
5479 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5480 casts between non-void types that change volatility.
5482 2005-07-15 DJ Delorie <dj@redhat.com>
5484 * toplev.h: Add comment about the first parameter for warning().
5485 * errors.h: Likewise.
5487 * c.opt (Wpragmas): New.
5488 * doc/invoke.texi: Document it.
5490 * function.c (do_warn_unused_parameter): Add warning control to
5492 * c-decl.c (warn_if_shadowing): Likewise.
5493 * c-lex.c (cb_def_pragma): Likewise.
5494 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5495 (pop_alignment): Likewise.
5496 (handle_pragma_pack): Likewise.
5497 (apply_pragma_weak): Likewise.
5498 (handle_pragma_weak): Likewise.
5499 (handle_pragma_redefine_extname): Likewise.
5500 (add_to_renaming_pragma_list): Likewise.
5501 (handle_pragma_extern_prefix): Likewise.
5502 (maybe_apply_renaming_pragma): Likewise.
5503 (handle_pragma_visibility): Likewise.
5505 * config/c4x/c4x-c.c (BAD): Likewise.
5506 (c4x_parse_pragma): Likewise.
5507 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5508 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5509 (rs6000_pragma_longcall): Likewise.
5510 * config/v850/v850-c.c (pop_data_area): Likewise.
5511 (ghs_pragma_section): Likewise.
5512 (ghs_pragma_section): Likewise.
5513 (ghs_pragma_interrupt): Likewise.
5514 (ghs_pragma_starttda): Likewise.
5515 (ghs_pragma_startsda): Likewise.
5516 (ghs_pragma_startzda): Likewise.
5517 (ghs_pragma_endtda): Likewise.
5518 (ghs_pragma_endsda): Likewise.
5519 (ghs_pragma_endzda): Likewise.
5521 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5522 Kenneth Zadeck <zadeck@naturalbridge.com>
5524 * Makefile.in: Removed tree-promote-statics.c
5525 * tree-promote-statics.c: Removed.
5526 * common.opt: Removed flag-promote-statics.
5528 * passes.c: Removed tree-promote-statics pass.
5529 * tree-pass.h: Ditto.
5530 * timevar.def: Removed TV_PROMOTE_STATICS.
5533 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5535 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5537 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5539 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5542 * c-common.c (check_function_arguments): Call
5543 'check_function_format' if either -Wformat or
5544 -Wmissing-format-attribute are specified.
5545 * c-format.c (check_function_format): Check -Wformat before
5546 calling 'check_format_info'.
5547 * c-opts.c (c_common_post_options): Don't warn for
5548 -Wmissing-format-attribute without -Wformat.
5549 * c-typeck.c (convert_for_assignment): Detect additional cases for
5550 -Wmissing-format-attribute.
5551 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5554 2005-07-19 Richard Guenther <rguenther@suse.de>
5556 * config/i386/i386.md (lrint<mode>2): Use temporary
5557 instead of clobbering non-existent memory.
5559 2005-07-19 Nick Clifton <nickc@redhat.com>
5561 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5562 statement to avoid displaying ASCII control characters.
5564 2005-07-19 Ben Elliston <bje@au.ibm.com>
5566 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5567 * cfganal.c (find_edge_index): Ditto.
5568 * combine.c (combine_instructions): Ditto.
5569 * ddg.c (create_scc): Ditto.
5570 (find_successors): Ditto.
5571 (find_predecessors): Ditto.
5572 (find_nodes_on_paths): Ditto.
5573 (longest_simple_path): Ditto.
5574 * flow.c (update_life_info): Ditto.
5575 (count_or_remove_death_notes): Ditto.
5576 (clear_log_links): Ditto.
5577 * modulo-sched.c (generate_reg_moves): Ditto.
5578 (find_max_asap): Ditto.
5579 (find_max_hv_min_mob): Ditto.
5580 (find_max_dv_min_mob): Ditto.
5581 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5582 * sched-rgn.c (extract_edgelst): Ditto.
5583 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5584 (dump_update_ssa): Ditto.
5585 (ssa_names_to_replace) Ditto.
5586 (switch_virtuals_to_full_rewrite): Ditto.
5587 (update_ssa): Ditto.
5588 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5590 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5592 Fix PR tree-optimization/22483
5594 * tree-complex.c (create_components): Use
5595 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5596 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5597 * tree-flow.h (safe_referenced_var_iterator): New structure.
5598 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5599 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5600 safe_referenced_var iterator.
5601 (add_type_alias): Ditto.
5603 2005-07-19 Steven Bosscher <stevenb@suse.de>
5605 * loop-init.c (rest_of_handle_loop2): Remove.
5606 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5607 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5608 (pass_rtl_loop_init, pass_rtl_loop_done,
5609 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5610 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5611 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5612 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5613 pass_tree_loop_done, and pass_tree_unswitch.
5614 (gate_loop): Rename to gate_tree_loop.
5615 * passes.c (init_optimization_passes): Update for renamed tree
5616 loop passes. Add the new loop2 passes as subpasses of loop2.
5617 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5618 Update for the renamed tree loop passes.
5620 2005-07-18 Ian Lance Taylor <ian@airs.com>
5623 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5624 blocks when optimizing.
5626 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5628 * common.opt (frename-registers): Initialize to 2.
5630 (fgcse-after-reload): Ditto.
5631 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5632 (process_options): Only change flag_web, flag_rename_registers,
5633 and flag_rerun_cse_after_loop if not explicitly set by user.
5635 2005-07-18 Jan Beulich <jbeulich@novell.com>
5637 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5638 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5639 in 64-bit mode the same as DImode in 32-bit mode.
5640 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5641 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5642 mode. Add new mode parameter.
5643 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5644 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5645 x86_64_shift_adj): New expanders.
5646 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5647 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5649 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5650 DImode shift splitters.
5651 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5652 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5655 2005-07-18 Jan Beulich <jbeulich@novell.com>
5657 * i386.md (movdi_extzv_1): New.
5658 (zero_extendhidi2): Combine alternatives and never force use of
5660 (zero_extendqidi2): Likewise. Don't restrict input selection.
5662 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5664 Fix PR tree-optimization/22531
5665 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5668 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5670 * tree-promote-statics.c (pass_promote_statics): Change dump file
5673 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5675 * tree-optimize.c (init_tree_optimization_passes): Add
5676 pass_eliminate_useless_stores pass.
5677 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5678 * tree-ssa-pre.c (is_copy_stmt): New function.
5679 (follow_copies_till_vuse): Ditto.
5680 (do_eustores): Ditto.
5681 (gate_eustores): Ditto.
5683 2005-07-16 Richard Henderson <rth@redhat.com>
5685 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5687 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5688 Kenneth Zadeck <zadeck@naturalbridge.com>
5690 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5691 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5692 ipa-type-escape.h, tree-promote-statics.c
5693 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5694 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5695 tree-promote-statics.c: new files.
5696 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5697 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5698 int nonlocal_set_p, mark_constant_function): Deleted.
5699 (rest_of_handle_cfg): Removed call to mark_constant_function.
5700 (nonoverlapping_component_refs_p): Added calls to support
5701 type based aliasing.
5702 * tree-ssa-alias.c (may_alias_p,
5703 compute_flow_insensitive_aliasing): Ditto.
5704 * calls.c (flags_from_decl_or_type): Removed reference to
5706 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5707 too many arguments. This is necessary for Spec 2000.
5708 * cgraph.h (const_function, pure_function): Removed.
5709 * common.opt: Added "fipa-pure-const", "fipa-reference",
5710 "fipa-type-escape", and "ftree-promote-static".
5712 * passes.c: Added ipa and tree-promote-statics passes.
5713 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5714 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5715 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5716 * tree-flow.h: Added exposed sra calls and addition of
5717 reference_vars_info field for FUNCTION_DECLS.
5718 * tree-pass.h: Added passes.
5719 * tree-sra.c: (sra_init_cache): New function.
5720 (sra_insert_before, sra_insert_after) Made public.
5721 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5723 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5724 aliasing. (may_alias_p): Added code to use type escape analysis to
5726 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5727 code to prune clobbers of static variables based on information
5728 produced in ipa-reference pass. Changed call clobbering so that
5729 statics are not marked as clobbered if the call does not clobber
5732 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5734 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5737 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5739 * doc/install.texi (*-*-solaris2*): Document recommended version
5740 of GNU binutils and mention GNU linker problem on Solaris 10.
5742 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5745 * c-decl.c (c_build_bitfield_integer_type): New function.
5746 (finish_struct): Call it.
5747 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5749 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5751 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5754 2005-07-16 Jan Hubicka <jh@suse.cz>
5756 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5757 (scale_bbs_frequencies_int): Watch roundoff errors.
5758 * predict.c (return_prediction): Initialize return_stmt.
5760 2005-07-16 Jan Hubicka <jh@suse.cz>
5762 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5763 after RTL profiling.
5765 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5768 * fold-const.c (build_range_check): Convert high/low to etype
5769 if we are only comparing against exp.
5771 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5773 Fix PR tree-optimization/22376
5774 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5776 (need_to_solve): New function.
5777 (compute_points_to_sets): Use it.
5779 2005-07-15 Jan Hubicka <jh@suse.cz>
5781 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5782 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5784 2005-07-15 Richard Guenther <rguenther@suse.de>
5786 * c-common.c (handle_flatten_attribute): New function.
5787 Add flatten function attribute.
5788 * doc/extend.texi: Document flatten function attribute.
5789 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5790 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5792 (cgraph_decide_inlining): Handle functions with flatten
5795 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5797 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5798 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5799 UNSPEC_XCHG, UNSPEC_AND): New.
5800 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5801 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5802 * config/rs6000/sync.md (FETCHOP): New code macro.
5803 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5805 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5806 (sync_compare_and_swap<mode>): Same.
5807 (sync_lock_test_and_set<mode>): Same.
5808 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5809 for QImode and HImode, and not PPC405.
5810 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5811 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5812 (sync_<fetchop>{si,di}_internal): New.
5813 (sync_nand{si,di}_internal): New.
5814 (sync_old_<fetchop>{si,di}_internal): New.
5815 (sync_old_nand{si,di}_internal): New
5816 (sync_new_<fetchop>{si,di}_internal): New.
5817 (sync_new_nand{si,di}_internal): New.
5818 (atomic_and{si,di}): New.
5819 (sync_new_nand{si,di}_internal): New.
5820 (atomic_and{si,di}): New.
5821 (sync_add<mode>_internal): Delete.
5822 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5823 (sync_sub<mode>_internal): Delte.
5824 (sync_subshort_internal): New.
5825 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5826 (sync_anddi_internal): Delete.
5827 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5828 (sync_booldi_internal): Delete.
5829 (sync_boolc<mode>_internal): Delete.
5830 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5831 (sync_boolc<mode>_internal2): Delete.
5832 (sync_boolcc<mode>_internal): Delete.
5833 (isync, lwsync): Use unspec instead of unspec_volatile.
5834 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5835 Revert UNSPEC_VOLATILE.
5836 (rs6000_split_atomic_op): New.
5837 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5839 2005-07-14 Eric Christopher <echristo@redhat.com>
5841 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5842 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5844 2005-07-14 Eric Christopher <echristo@redhat.com>
5846 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5848 2005-07-14 Steven Bosscher <stevenb@suse.de>
5850 PR tree-optimization/22230
5851 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5852 the computation of the four cross productions for "range op range".
5854 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5855 Ulrich Weigand <uweigand@de.ibm.com>
5858 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5861 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5863 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5865 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5867 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5869 2005-07-14 Richard Guenther <rguenther@suse.de>
5872 * config/i386/i386-protos.h (ix86_function_value): Change
5873 prototype to match new target hook.
5874 * config/i386/i386.c (ix86_value_regno): Change prototype
5875 to take extra type argument.
5876 (TARGET_FUNCTION_VALUE): Define.
5877 (ix86_function_ok_for_sibcall): Pass extra argument to
5878 ix86_value_regno, check return slot rtx for exact match.
5879 (ix86_function_value): Take extra parameter. Dispatch to
5880 ix86_value_regno with fndecl/fntype as provided.
5881 (ix86_value_regno): Handle extra type argument.
5882 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5884 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5885 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5886 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5887 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5888 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5890 2005-07-14 Richard Guenther <rguenther@suse.de>
5892 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5893 * calls.c (expand_call): Pass fntype to hard_function_value.
5894 (emit_library_call_value_1): Likewise.
5895 * explow.c: Include target.h.
5896 (hard_function_value): Take extra argument, the fntype.
5897 Use new target hook for function_value.
5898 * expr.h (hard_function_value): Change prototype.
5899 * function.c (aggregate_value_p): Pass 0 as fntype to
5900 hard_function_value.
5901 (assign_parms): Use new target hook for function_value.
5902 Pass 0 as fntype to hard_function_value.
5903 (expand_function_end): Likewise.
5904 * reg-stack.c: Include target.h.
5905 (stack_result): Use new target hook for function_value.
5906 * target-def.h: New target hook function_value.
5907 * target.h: Likewise.
5908 * targhooks.c (default_function_value): New function.
5909 * targhooks.h (default_function_value): Declare.
5911 2005-07-13 Ian Lance Taylor <ian@airs.com>
5913 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5915 2005-07-14 Jan Hubicka <jh@suse.cz>
5917 * tree-dfa.c (dump_variable): Use default_def function.
5918 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5919 * tree-ssa.c (verify_use): Likewise.
5920 * tree-ssanames.c (release_ssa_name): Likewise.
5921 * tree-tailcall.c (eliminate_tail_call): Likewise.
5922 (tree_optimize_tail_calls_1): Likewise.
5923 * tree-vrp.c (get_value_range): Likewise.
5925 2005-07-14 Ben Elliston <bje@au.ibm.com>
5927 * gcc.c (main): Compare language[0] with '*' when iterating over
5930 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5932 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5933 "s390_emit_compare". Add handling of CCZ1mode.
5934 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5935 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5937 (s390_branch_condition_mask): Add CCZ1mode handling.
5938 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5939 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5940 Use CCZ1mode instead of CCZmode.
5941 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5943 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5945 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5947 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5949 2005-07-13 Eric Christopher <echristo@redhat.com>
5951 * config/mips/mips.c (mips_canonicalize_comparison): New.
5952 (mips_emit_int_relational): Use.
5954 2005-07-13 Eric Christopher <echristo@redhat.com>
5956 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5958 * config/s390/s390.md: Include tpf.md. Move tpf specific
5960 * config/s390/tpf.md: To here.
5961 * config/s390/s390.opt: Move tpf specific options...
5962 * config/s390/tpf.opt: to here. Add mmain option.
5963 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5964 * config/s390/tpf.h: Rewrite.
5966 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5968 * doc/tm.texi: Remove @xref{Cross-profiling}.
5970 2005-07-13 Jeff Law <law@redhat.com>
5972 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5973 expressions, test their _DECL operands for pointer equality rather
5974 than using operand_equal_p.
5976 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5978 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5979 (TARGET_POSIX_IO): This.
5980 * config/darwin.h: Likewise.
5981 * config/freebsd.h: Likewise.
5982 * config/linux.h: Likewise.
5983 * config/lynx.h: Likewise.
5984 * config/netbsd.h: Likewise.
5985 * config/rs6000/linux64.h: Likewise.
5986 * config/rs6000/linux.h: Likewise.
5987 * config/s390/tpf.h: Likewise.
5988 * config/sh/embed-elf.h: Likewise.
5989 * config/sparc/linux64.h: Likewise.
5990 * config/sparc/linux.h: Likewise.
5991 * config/svr4.h: Likewise.
5992 * gcov-io.h: Likewise.
5994 * doc/tm.texi: Updated.
5996 * libgcov.c (create_file_directory): Defined only if
5997 TARGET_POSIX_IO is defined.
5998 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6001 2005-07-13 Jan Hubicka <jh@suse.cz>
6003 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6005 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6007 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6008 structure as argument.
6010 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6012 PR tree-optimization/21921
6013 * tree-iterator.c (tsi_link_before): Support the case when
6014 tsi_end_p (tsi) == true.
6016 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6018 PR tree-optimization/22442
6019 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6022 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6024 PR rtl-optimization/20376
6025 * toplev.c (process_options): Enable -fweb and -frename-registers when
6027 * doc/invoke.texi: Update the information about when -fweb and
6028 -frename-registers are enabled.
6030 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6033 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6034 if *rhs_p is not a SSA_NAME.
6036 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6038 Fix PR tree-optimization/22422
6039 * tree-ssa-structalias.c (struct variable_info): Add flag for
6041 (get_varinfo): Now a static function.
6042 (new_varinfo): init has_union and is_special_var to false.
6043 (solution_set_add): Check has_union.
6044 (do_da_constraint): Move temporary variable so it gets reset
6046 Also check for special variable.
6047 (do_ds_constraint): Ditto.
6048 (do_sd_constraint): Ditto.
6049 (do_structure_copy): Check for special variable.
6050 (find_func_aliases): Ditto.
6051 (init_base_vars): Set special vars properly.
6053 2005-07-13 Jan Hubicka <jh@suse.cz>
6055 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6058 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6059 (get_expr_operands): Fix thinko wrt flags and subvars.
6061 PR tree-optimize/22379
6062 * tree-inline.c (expand_call_inline): Do not output sorry in early
6065 2005-07-12 Dale Johannesen <dalej@apple.com>
6067 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6069 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6072 * host-linux.h: Include limits.h.
6074 2005-07-12 Dale Johannesen <dalej@apple.com>
6076 * expr.c (compress_float_constant): Add cost check.
6077 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6079 2005-07-12 Dale Johannesen <dalej@apple.com>
6081 * gcc.target/i386/compress-float-sse.c: New.
6082 * gcc.target/i386/compress-float-sse-pic.c: New.
6083 * gcc.target/i386/compress-float-387.c: New.
6084 * gcc.target/i386/compress-float-387-pic.c: New.
6085 * gcc.dg/compress-float-ppc.c: New.
6086 * gcc.dg/compress-float-ppc-pic.c: New.
6088 2005-07-12 Eric Christopher <echristo@redhat.com>
6090 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6092 * config/s390/s390.md: Include tpf.md. Move tpf specific
6094 * config/s390/tpf.md: To here.
6095 * config/s390/s390.opt: Move tpf specific options...
6096 * config/s390/tpf.opt: to here. Add mmain option.
6097 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6098 * config/s390/tpf.h: Rewrite.
6100 2005-07-12 Eric Christopher <echristo@redhat.com>
6102 * gcc.c (struct infile): Update comment for language.
6103 (main): Rewrite input file resetting code.
6105 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6108 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6109 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6110 (lookup_avail_expr): Use constant_boolean_node instead
6111 of boolean_false_node/boolean_true_node.
6113 2005-07-12 Ben Elliston <bje@au.ibm.com>
6115 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6116 and use it when printing num_edges.
6118 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6120 * doc/extend.texi (Blackfin Built-in Functions): New section.
6121 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6124 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6126 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6127 s/cmpstrsi/cmpstrnsi
6128 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6130 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6131 (init_optabs): Initialize cmpstrn_optab.
6132 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6133 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6134 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6135 * config/i386/i386.md: s/cmpstr/cmpstrn
6136 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6137 * doc/md.texi: Update documentation.
6139 2005-07-11 Richard Henderson <rth@redhat.com>
6141 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6142 build_va_arg_indirect_ref.
6143 (alpha_gimplify_va_arg): Likewise.
6144 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6145 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6146 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6147 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6148 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6149 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6151 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6153 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6155 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6156 * passes.c (init_optimization_passes): Add pass_empty_loop.
6157 * tree-pass.h (pass_empty_loop): Declare.
6158 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6159 try_remove_empty_loop, remove_empty_loops): New functions.
6160 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6161 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6163 2005-07-12 Peter Barada <peter@the-baradas.com>
6167 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6168 in address registers.
6169 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6170 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6171 alternative of addsi3_5200.
6173 2005-07-11 Ian Lance Taylor <ian@airs.com>
6175 * config/mips/mips.md (ffs<mode>2): Remove.
6177 2005-07-11 Ian Lance Taylor <ian@airs.com>
6179 * doc/tree-ssa.texi (Cleanups): Improve description of
6181 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6183 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6185 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6186 * tree.h (DECL_ARGUMENT_FLD): New macro.
6188 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6190 Fix PR tree-optimization/22404
6192 * tree-ssa-structalias.c (create_variable_info_for): Use
6195 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6197 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6198 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6199 for second comparison operand.
6200 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6202 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6203 (define_insn_reservation "alu"): Likewise.
6204 (csync, ssync): Now of type sync.
6205 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6206 -mcsync-anomaly -mspecld-anomaly.
6207 * config/bfin/bfin.opt (mcsync): Remove.
6208 (mcsync-anomaly, mspecld-anomaly): Add.
6209 * config/bfin/bfin.c: Include "insn-codes.h".
6210 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6211 (TARGET_DEFAULT_TARGET_FLAGS): New.
6212 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6214 2005-07-11 Steven Bosscher <stevenb@suse.de>
6216 * basic-block.h: Give the BB flags enum a name, bb_flags.
6217 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6218 * cfgcleanup.c (enum bb_flags): Remove here.
6219 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6220 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6221 (update_forwarder_flag): Likewise.
6222 (thread_jump): Likewise.
6223 (try_forward_edges): Likewise.
6224 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6225 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6226 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6228 2005-07-11 Richard Guenther <rguenther@suse.de>
6230 * config/i386/i386.opt: New target option -msseregparm.
6231 * config/i386/i386.c (override_options): Error out for
6232 -msseregparm but no SSE support.
6233 (ix86_function_sseregparm): Check for global sseregparm.
6234 * doc/invoke.texi: Document -msseregparm.
6236 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6238 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6239 (m32rle-*-linux*): Ditto.
6241 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6243 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6244 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6247 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6251 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6252 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6254 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6256 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6257 (varmap): Heapify varmap.
6258 (constraints): Heapify constraints.
6259 (struct constraint_graph): Heapify succs and preds.
6260 (constraint_vec_find): Update for heapification.
6261 (constraint_set_union): Ditto.
6262 (insert_into_complex): Ditto.
6263 (constraint_edge_vec_find): Ditto.
6264 (erase_graph_self_edge): Ditto.
6265 (add_graph_edge): Ditto.
6266 (get_graph_weights): Ditto.
6267 (merge_graph_nodes): Ditto.
6268 (build_constraint_graph): Ditto.
6269 (topo_visit): Ditto.
6270 (solve_graph): Ditto.
6271 (create_variable_info_for): Ditto.
6272 (init_base_vars): Ditto.
6273 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6274 (condese_varmap_nodes): Free complex vector.
6275 (clear_edges_for_node): Clear succs and preds vector.
6277 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6279 * tree-ssa-structalias.c (update_alias_info): Change counting of
6280 references to not include vdefs.
6282 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6284 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6287 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6289 * pa.c (pa_commutative_p): Make PLUS commutative when
6290 TARGET_NO_SPACE_REGS is true.
6292 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6294 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6295 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6296 * tree-dfa.c (dump_subvars_for): New.
6297 (debug_subvars_for): New.
6298 (dump_variable): Show subvariables if VAR has them.
6299 * tree-flow-inline.h (get_subvar_at): New.
6300 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6301 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6303 (struct subvar): Change fields offset and size to unsigned
6305 (dump_subvars_for): Declare.
6306 (debug_subvars_for): Declare.
6307 (get_subvar_at): Declare.
6308 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6309 to unsigned HOST_WIDE_INT *.
6310 (overlap_subvar): Likewise.
6311 * tree-gimple.c (is_gimple_reg): Always return false for
6312 SFTs and memory tags.
6313 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6315 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6316 (compute_may_aliases): Call compute_points_to_sets.
6317 (collect_points_to_info_for): Remove.
6318 (compute_points_to_and_addr_escape): Remove.
6319 (delete_alias_info): Call delete_points_to_sets.
6320 (compute_flow_sensitive_aliasing): If the call to
6321 find_what_p_points_to returns false, call set_pt_anything.
6322 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6323 (set_pt_anything): Clear pi->pt_vars.
6324 (set_pt_malloc): Remove.
6325 (merge_pointed_to_info): Remove.
6326 (add_pointed_to_expr): Remove.
6327 (add_pointed_to_var): Remove.
6328 (collect_points_to_info_r): Remove.
6329 (is_escape_site): Make extern.
6331 (create_overlap_variables_for): Call it.
6332 * tree-ssa-copy.c (merge_alias_info): Never merge
6333 flow-sensitive alias information.
6334 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6335 offset and size to be unsigned HOST_WIDE_INT.
6336 (add_to_addressable_set): Rename from note_addressable.
6337 Set TREE_ADDRESSABLE as the variables are added to the set.
6339 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6340 operands into VUSEs when adding V_MAY_DEFs for members in an
6342 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6343 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6344 (struct variable_info): Add bitfield is_heap_var.
6345 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6346 (new_var_info): Initialize is_heap_var.
6347 (get_constraint_for): Add HEAP variables to the symbol table.
6348 Mark them with is_heap_var.
6349 (update_alias_info): New. Taken mostly from the old
6350 compute_points_to_and_addr_escape.
6351 (handle_ptr_arith): New.
6352 (find_func_aliases): Call update_alias_info.
6353 Call handle_ptr_info for tcc_binary expressions.
6354 Call mark_stmt_modified.
6355 (create_variable_info_for): If DECL has subvars, do not create
6356 variables for its subvars. Always add all the fields.
6357 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6358 SFTs, then add all the SFTs of the structure.
6359 If VI->DECL is an aggregate with subvariables, add the SFT at
6361 (find_what_p_points_to): If VI is an artificial variable,
6362 translate to bitfields in SSA_NAME_PTR_INFO.
6363 If the solution is empty, set pi->pt_vars to NULL
6364 (init_base_vars): Create ANYOFFSET.
6365 (compute_points_to_sets): Rename from create_alias_vars.
6367 (pass_build_pta): Remove.
6368 (delete_points_to_sets): Rename from delete_alias_vars.
6369 (pass_del_pta): Remove.
6370 * tree-ssa-structalias.h (struct alias_info): Move from
6372 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6373 NUM_REFERENCES_SET): Likewise.
6374 (compute_points_to_sets, delete_points_to_sets): Declare.
6376 2005-07-09 Richard Henderson <rth@redhat.com>
6378 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6379 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6380 alpha_split_lock_test_and_set_12): New functions.
6381 * config/alpha/alpha-protos.h: Update.
6382 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6383 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6384 * config/alpha/sync.md (I12MODE): New.
6385 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6386 (sync_<fetchop_name><I48MODE>): Likewise.
6387 (sync_nand<I48MODE>): Likewise.
6388 (sync_old_<fetchop_name><I48MODE>): Likewise.
6389 (sync_new_<fetchop_name><I48MODE>): Likewise.
6390 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6391 (sync_compare_and_swap<I48MODE>): Likewise.
6392 (sync_lock_test_and_set<I48MODE>): Likewise.
6393 (sync_compare_and_swap<I12MODE>): New.
6394 (sync_compare_and_swap<I12MODE>_1): New.
6395 (sync_lock_test_and_set<I12MODE>): New.
6396 (sync_lock_test_and_set<I12MODE>_1): New.
6398 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6402 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6404 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6406 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6407 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6409 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6412 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6414 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6416 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6417 memory_operand constraint.
6418 (store_conditional_<mode>): Same.
6419 (sync_compare_and_swap<mode>): Same.
6420 (sync_lock_test_and_set<mode>): Same.
6422 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6424 Rewrite PIC support to more closely model actual instructions.
6425 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6426 (cris_symbol): Remove prototypes for removed functions.
6427 (cris_pic_symbol_type_of, cris_valid_pic_const)
6428 (cris_expand_pic_call_address): Prototypes for new functions.
6429 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6431 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6433 <case ':'>: Add case for new punctuation character.
6434 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6435 emitting (extra) PIC modifier.
6436 <case UNSPEC>: Do not assert for PLT.
6437 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6438 (cris_expand_prologue, cris_expand_epilogue): Check
6439 for pic_offset_table_rtx usage instead of taking
6440 current_function_uses_pic_offset_table as the final word.
6441 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6442 Remove flag_pic difference.
6443 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6444 the moral equivalents of...
6445 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6447 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6448 (cris_handle_option): Mark ARG as unused.
6449 (cris_expand_pic_call_address): New worker function for "call",
6451 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6452 output PIC constructs here.
6453 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6454 as symbol-specific modifers, not whole or part of operands.
6455 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6456 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6457 constants and flag_pic.
6458 (CONSTANT_INDEX_P): Adjust for new functions.
6459 (enum cris_pic_symbol_type): New helper type.
6460 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6461 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6462 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6464 ("movsi"): Emit actual instructions for GOT and relative access.
6465 ("*movsi_got_load"): New pattern to set up the register holding
6467 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6468 Adjust FIXME for 'S'.
6469 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6470 Use "movs" for -fpic cases.
6471 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6472 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6473 ("call", "call_value"): Just call cris_expand_pic_call_address for
6475 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6476 Remove special pattern.
6477 ("*expanded_call_side", "*expanded_call_value_side"): New
6479 (gotplt-to-plt, gotplt-to-plt-side-call)
6480 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6482 * config/cris/cris/predicates.md
6483 ("cris_general_operand_or_gotless_symbol"): Remove unused
6485 ("cris_general_operand_or_symbol"): Adjust for new functions.
6487 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6489 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6491 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6493 * Makefile.in (TREE_H): Add treestruct.def.
6494 (c-decl.o): Add pointer-set.h
6495 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6496 visibility on regular DECL's.
6497 (merge_decls): Fix the copying of decl nodes of various types for
6498 the new structures. Don't update RTL, section name, weak status,
6499 etc, on DECL's without RTL.
6500 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6501 Don't check volatile on non-variable types.
6502 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6503 to check whether we have seen arguments.
6504 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6505 flag is checked before field (flag is common, field is not).
6506 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6507 TS_DECL_COMMON could have an origin.
6508 (add_location_or_const_value_attribute): Don't check section name
6509 on non-var/function decls.
6510 (dwarf2out_var_location): Reverse order of tests.
6511 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6512 with DECL_WRTL_CHECK.
6513 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6514 * fold-const.c (fold_binary): Don't check weakness on
6515 non-var/function decls.
6516 (tree_expr_nonzero_p): Ditto.
6517 (fold_checksum_tree): Use tree_decl_extra as sizeof
6519 * ggc-page.c (extra_order_size_table): Add sizes for
6520 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6522 * gimplify.c (gimplify_bind_expr): Only set
6523 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6524 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6526 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6527 * langhooks.h (init_ts). New langhook.
6528 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6529 * print-tree.c (print_node): Update to only print fields that
6530 exist in the structures the passed decl has.
6531 * toplev.c (wrapup_global_declarations): Don't reset
6532 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6533 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6534 * tree-inline.c (remap_decl): Ditto.
6535 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6536 * tree-pretty-print.c (print_declaration): Don't print
6537 DECL_REGISTER on things that don't contain it.
6538 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6539 non-var/function decls.
6540 * tree.c (tree_contains_struct): New structure.
6541 (init_priority_for_decl): New hashtable.
6542 (tree_int_map): New structure.
6543 (tree_int_map_eq): New function.
6544 (tree_int_map_marked_p): Ditto.
6545 (tree_int_map_hash): Ditto.
6546 (tree_map): Move to tree.h.
6547 (tree_map_eq): Externalize.
6548 (tree_map_hash): Ditto.
6549 (tree_map_marked_p): Ditto.
6550 (init_ttree): Set up tree_contains_struct and call langhook.
6551 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6552 (tree_code_size): Update for new structures.
6553 (tree_node_structure): Update for new structures.
6554 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6556 (copy_node_stat): Copy init priority.
6557 (build_decl_stat): Ditto for visibility.
6558 (ts_enum_names): New.
6559 (tree_contains_struct_check_failed): New function.
6560 (decl_init_priority_lookup): Ditto.
6561 (decl_init_priority_insert): Ditto.
6562 * treestruct.def: New file.
6563 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6564 (CONTAINS_STRUCT_CHECK): Ditto.
6565 (tree_contains_struct_check_failed): New prototype.
6566 (DECL_CHECK): Removed.
6567 (DECL_MINIMAL_CHECK): New.
6568 (DECL_COMMON_CHECK): Ditto.
6569 (DECL_WRTL_CHECK): Ditto.
6570 (DECL_NON_COMMON_CHECK): Ditto.
6571 (DECL_WITH_VIS_CHECK): Ditto.
6572 (VAR_OR_FUNCTION_DECL_P): Ditto
6573 (struct tree_decl_minimal): New structure.
6574 (struct tree_decl_common): Ditto.
6575 (struct tree_decl_with_rtl): Ditto.
6576 (struct tree_decl_with_vis): Ditto.
6577 (struct tree_decl_non_common): Ditto.
6578 (struct tree_field_decl): Ditto.
6579 (struct tree_parm_decl): Ditto.
6580 (struct tree_var_decl): Ditto.
6581 (struct tree_function_decl): Ditto.
6582 (struct tree_const_decl): Ditto.
6583 (struct tree_result_decl): Ditto.
6584 (union tree_node): Add new structures.
6585 * var-tracking.c (track_expr_p): Reverse order of tests.
6587 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6589 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6591 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6592 * system.h: Poison FINALIZE_PIC.
6593 * doc/tm.texi (FINALIZE_PIC): Remove.
6595 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6598 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6599 to the correct type if we have a MODIFY_EXPR.
6601 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6603 PR tree-optimization/22360
6604 * tree.c (upper_bound_in_type): Fix calculations for casting
6605 to a non-wider signed type and casting a signed value to a
6606 wider unsigned type.
6607 (lower_bound_in_type): Fix calculations for casting to a
6608 non-wider signed type.
6610 PR tree-optimization/20139
6611 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6613 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6614 fold_cond_expr_cond.
6615 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6616 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6618 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6621 * tree-complex.c (expand_complex_libcall): Produce
6622 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6624 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6626 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6627 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6628 b" assert and inserted fastpath code for this case.
6629 (bitmap_ior): Removed "a != b" assert.
6631 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6633 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6634 (ENDFILE_SPEC): Likewise.
6635 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6637 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6638 a large stack frame at epilogue.
6640 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6642 * final.c: Include sdbout.h when required.
6644 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6646 * config.gcc (*-*-darwin*): Only one target-specific header file
6648 (powerpc-*-darwin*): Add version-specific header files.
6649 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6650 * config.in: Regenerate.
6651 * configure: Regenerate.
6652 * gcc.c: Include xregex.h.
6653 (version_compare_spec_function): New.
6654 (spec_function): Add version-compare.
6655 (replace_outfile_spec_function): Reformat comment.
6656 (compare_version_strings): New.
6657 * config/darwin-c.c (version_as_macro): New.
6658 (builtin_define): New.
6659 (darwin_cpp_builtins): New.
6660 * config/darwin-protos.h (darwin_cpp_builtins): New.
6661 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6662 (LIB_SPEC): Make unconditional, update comment.
6663 (TARGET_C99_FUNCTIONS): Define.
6664 * config/darwin.opt: Sort.
6665 (mmacosx-version-min=): New.
6666 * config/darwin7.h: Delete.
6667 * config/darwin8.h: Delete.
6668 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6669 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6670 (TARGET_C99_FUNCTIONS): Define.
6671 * config/rs6000/darwin7.h: New.
6672 * config/rs6000/darwin8.h: New.
6673 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6674 (-mmacosx-version-min): Document.
6676 2005-07-07 Ian Lance Taylor <ian@airs.com>
6678 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6680 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6683 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6685 2005-07-07 Khem Raj <kraj@mvista.com>
6687 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6688 in bytes, not words.
6690 2005-07-07 Paul Brook <paul@codesourcery.com>
6692 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6693 DEFAULT_FUNCTION_ARG_PADDING to upward.
6695 2005-07-07 Richard Henderson <rth@redhat.com>
6697 * function.c (locate_and_pad_parm): Record parameter alignment in
6698 stack_alignment_needed.
6700 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6702 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6703 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6704 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6705 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6706 (define_attr "type"): Add isync, sync, load_l, store_c.
6707 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6708 Create scratch volatile MEM.
6709 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6711 (load_locked_<mode>): New.
6712 (store_conditional_<mode>): New.
6713 (sync_compare_and_swap<mode>): Replace with splitter.
6714 (sync_lock_test_and_set<mode>): Replace with splitter.
6715 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6717 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6718 is ics. Attribute isync.
6719 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6721 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6722 and UNSPECV_SYNC_OP.
6723 (emit_unlikely_jump): New.
6724 (emit_load_locked): New.
6725 (emit_store_conditional): New.
6726 (rs6000_split_compare_and_swap): New.
6727 (rs6000_split_lock_test_and_set): New.
6728 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6729 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6730 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6731 rs6000_split_lock_test_and_set): Declare.
6732 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6733 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6734 store_c, isync, sync.
6736 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6738 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6739 filenames to gtyp-gen.h.
6740 (s-typ-gen): Use it in place of for loops.
6742 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6744 * hooks.c (hook_bool_rtx_int_false): New function.
6745 * hooks.h (hook_bool_rtx_int_false): Declare.
6746 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6747 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6748 * target.h (struct gcc_target): Add commutative_p member.
6749 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6750 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6751 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6752 (pa_commutative_p): New function.
6753 * jump.c (target.h): Include.
6754 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6755 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6757 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6759 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6760 (s390_expand_setmem): New.
6761 * config/s390/s390.c: Likewise.
6762 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6764 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6765 general_operand. Call new function "s390_expand_setmem".
6766 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6767 ("setmem_long", "*setmem_long"): ... this.
6769 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6771 * config/s390/s390.c: (optimization_options): Enable
6772 TARGET_MVCLE at -Os.
6773 * doc/invoke.texi: Document changes in default behaviour.
6774 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6776 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6778 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6779 defined by back-end.
6781 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6783 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6784 all sets in the pattern.
6785 * config/rs6000/rs6000.md (stack_protect_testsi,
6786 stack_protect_testdi): Likewise.
6788 2005-07-06 Jeff Law <law@redhat.com>
6790 * tree-vrp.c (simplify_using_ranges): Kill.
6791 (vrp_finalize): Remove call to simplify_using_ranges.
6792 (simplify_stmt_using_ranges): New function extracted from
6793 simplify_using_ranges.
6794 (simplify_div_or_mod_using_ranges): Likewise.
6795 (simplify_abs_using_ranges): Likewise.
6796 (simplify_cond_using_ranges): New function.
6797 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6798 * tree-ssa-propagate.c (substitute_and_fold): Call
6799 simplify_stmt_using_ranges if we have range information.
6801 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6803 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6804 ia64_flag_schedule_isns2.
6806 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6807 reading/writing general registers.
6808 (ia64_function_arg): Revert 2005-06-18 change.
6810 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6812 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6813 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6815 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6817 * function.c (expand_function_end): Revert part of 2005-06-27
6818 patch. Do sjlj_emit_function_exit_after after return_label.
6820 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6822 * doc/install.texi (--disable-libssp): New.
6824 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6826 * doc/invoke.texi: Update -fforce-mem documentation.
6827 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6828 code for -fforce-mem.
6829 * expmed.c: (store_bit_field,store_fixed_bit_field,
6830 extract_bit_field): Ditto.
6831 * expr.c: (convert_move): Ditto.
6832 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6833 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6834 emit_conditional_add,expand_float,expand_fix): Ditto.
6835 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6836 (common_handle_option): Issue warning when -fforce-mem specified.
6838 2005-07-06 Paul Brook <paul@codesourcery.com>
6840 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6842 * configure: Regenerate.
6844 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6846 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6848 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6850 Fix PR tree-optimization/22319
6851 Fix PR tree-optimization/22140
6852 Fix PR tree-optimization/22310
6854 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6855 variable sized types.
6856 Use correct type for intermediate structure on *a = *b structure
6859 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6861 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6863 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6864 (machine_function): Move typedef to...
6865 * config/rs6000/rs6000.c (machine_function): ... here. Add
6866 varargs_save_offset field.
6867 (rs6000_stack_t): Remove varargs_size field.
6868 (setup_incoming_varargs): Allocate varargs save area using
6869 assign_stack_local, try to make it as small as possible.
6870 Save offset from virtual_stack_vars_rtx to the save area
6871 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6872 instead of magic 8 when fp word byte size is used.
6873 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6874 instead of -RS6000_VARARGS_SIZE.
6875 (rs6000_stack_info, debug_stack_info,
6876 rs6000_initial_elimination_offset): Remove all traces of
6878 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6879 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6880 RS6000_VARARGS_AREA.
6882 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6884 PR tree-optimization/21963
6885 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6886 constant_multiple_of in the same way get_computation_cost_at does.
6888 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6890 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6891 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6892 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6893 and return its previous value.
6894 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6895 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6897 (stack_protect_set, stack_protect_test): New expanders.
6898 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6899 stack_protect_testdi): New insns.
6900 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6901 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6903 2005-07-06 Jeff Law <law@redhat.com>
6905 * tree-ssa-dce.c (cfg_altered): New global.
6906 (tree_dce_init): Initialize cfg_altered.
6907 (remove_dead_stmt): If we remove an edge in the CFG, then set
6909 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6912 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6914 * Makefile.in (stamp-collect-ld): Use
6915 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6916 ./collect-ld if it already exists.
6917 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6918 Don't remove ./nm if it already exists.
6920 2005-07-05 Devang Patel <dpatel@apple.com>
6922 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6923 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6924 * tree-vectorizer.c (vect_loop_location): New.
6925 (vect_print_dump_info): Use vect_loop_location.
6926 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6927 (vectorize_loops): Set vect_loop_location.
6928 * tree-vect-analyze.c (vect_analyze_offset_expr,
6929 vect_determin_vectorization_factor, vect_analyze_operations,
6930 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6931 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6932 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6933 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6934 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6935 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6936 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6937 vect_analyze_loop): Adjust vect_print_dump_info API.
6938 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6939 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6940 vect_finish_stmt_generation, vectorizable_assignment,
6941 vectorizable_operation, vectorizable_store, vectorizable_load,
6942 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6943 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6944 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6945 vect_transform_loop): Same.
6946 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6947 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6950 2005-07-05 Randolph Chung <tausq@debian.org>
6952 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6953 * configure: Regenerate.
6954 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6955 (pa_tls_referenced_p): Declare.
6956 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6957 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6958 (legitimize_tls_address): New.
6959 (hppa_legitimize_address): Handle TLS addresses.
6960 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6961 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6962 (emit_move_sequence): Handle TLS addresses.
6963 (pa_encode_section_info): Call default handler to handle common
6965 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6966 (CONSTANT_ADDRESS_P): Reject TLS operands.
6967 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6968 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6969 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6970 (UNSPEC_TLSLE): Define new constants.
6971 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6972 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6973 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6974 (tie_symbolic_operand, tle_symbolic_operand): New
6976 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6978 * aclocal.m4: Update macros for autoconf 2.59 style.
6979 * configure.ac: Likewise.
6981 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6983 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6984 (function_arg): Pass small aggregates in general registers on 32-bit
6986 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6988 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6990 * Makefile.in (final.o): Fix dependencies.
6992 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6996 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6997 * langhooks.c (lhd_expr_to_decl): New.
6998 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7000 (LANG_HOOKS_INITIALIZER): Update.
7001 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7002 expr_to_decl langhook.
7003 * c-tree.h (c_expr_to_decl): Declare.
7004 * c-typeck.c (c_expr_to_decl): New.
7005 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7007 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7009 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7012 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7013 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7015 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7017 * Makefile.in: Adjust dependencies.
7018 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7019 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7020 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7021 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7022 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7023 rest_of_compilation.
7025 * bb-reorder.c (gate_duplicate_computed_gotos,
7026 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7027 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7028 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7029 pass_partition_blocks): New.
7030 * bt-load.c (gate_handle_branch_target_load_optimize,
7031 rest_of_handle_branch_target_load_optimize,
7032 pass_branch_target_load_optimize): New.
7033 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7035 * cfglayout.c (pass_insn_locators_initialize): New.
7036 * cfgrtl.c (pass_free_cfg): New.
7037 * combine.c (gate_handle_combine, rest_of_handle_combine,
7039 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7040 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7041 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7042 * except.c (pass_set_nothrow_function_flags,
7043 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7045 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7046 rest_of_handle_shorten_branches, pass_shorten_branches,
7047 rest_of_clean_state, pass_clean_state): New.
7048 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7049 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7050 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7052 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7053 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7054 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7055 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7057 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7058 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7059 pass_rtl_ifcvt, gate_handle_if_after_combine,
7060 rest_of_handle_if_after_combine, pass_if_after_combine,
7061 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7062 pass_if_after_reload): New.
7063 * integrate.c (pass_initial_value_sets): New.
7064 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7065 pass_purge_lineno_notes): New.
7066 * mode-switching.c (rest_of_handle_mode_switching,
7067 pass_mode_switching): New.
7068 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7069 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7071 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7072 pass_loop_optimize): New.
7073 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7075 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7077 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7078 pass_postreload_cse): New.
7079 * profile.c (gate_handle_profiling, pass_profiling,
7080 rest_of_handle_branch_prob, pass_branch_prob): New.
7081 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7082 pass_split_before_regstack, gate_handle_split_before_regstack,
7083 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7084 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7085 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7086 pass_stack_regs): New.
7087 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7088 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7089 pass_stack_adjustments): New.
7090 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7091 pass_regrename): New.
7092 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7093 pass_delay_slots, gate_handle_machine_reorg,
7094 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7095 * rtl.h (extern void purge_line_number_notes): New.
7096 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7097 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7099 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7101 * value-prof.c (gate_handle_value_profile_transformations,
7102 rest_of_handle_value_profile_transformations,
7103 pass_value_profile_transformations): New.
7104 * var-tracking.c (gate_handle_var_tracking,
7105 pass_variable_tracking): New.
7106 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7108 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7109 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7110 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7111 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7112 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7113 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7114 rest_of_handle_gcse2, rest_of_handle_regmove,
7115 rest_of_handle_tracer, rest_of_handle_if_conversion,
7116 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7117 rest_of_handle_web, rest_of_handle_branch_prob,
7118 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7119 rest_of_handle_jump_bypass, rest_of_handle_combine,
7120 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7121 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7122 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7123 rest_of_handle_mode_switching, rest_of_handle_jump,
7124 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7125 rest_of_handle_flow2, rest_of_handle_jump2,
7126 rest_of_handle_peephole2, rest_of_handle_postreload,
7127 rest_of_handle_shorten_branches, rest_of_clean_state,
7128 rest_of_compilation): Remove.
7130 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7131 * passes.c (dump_flags, in_gimple_form, all_passes,
7132 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7133 register_dump_files, next_pass_1, last_verified, execute_todo,
7134 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7135 from tree-optimize.c.
7136 (init_optimization_passes): Moved from tree-optimize.c,
7137 adding the RTL optimizations.
7138 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7139 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7140 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7141 register_dump_files, next_pass_1, last_verified, execute_todo,
7142 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7143 init_tree_optimization_passes, ipa_passes): Delete.
7144 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7146 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7147 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7149 (ipa_passes): Remove.
7150 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7151 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7152 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7153 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7154 (dump_info_p, dump_flag): Moved to tree-dump.h.
7156 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7158 * passes.c (finish_optimization_passes): Use dump_begin
7159 and dump_end, TDI_end.
7160 (gate_rest_of_compilation): New.
7161 (pass_rest_of_compilation): Use it.
7162 (gate_postreload, pass_postreload): New.
7163 * toplev.c (general_init): Rename init_tree_optimization_passes.
7164 * toplev.h (init_tree_optimization_passes): Rename to
7165 init_optimizations_passes.
7166 * tree-dump.c (dump_flag): Make static.
7167 (dump_files): Remove RTL dumps.
7168 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7169 pass_cleanup_cfg, pass_free_cfg_annotations,
7170 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7171 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7172 * tree-pretty-print.c: Include tree-pass.h.
7173 * cgraph.c: Include tree-dump.h.
7175 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7177 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7178 Only fall back to saying it points to readonly memory if
7181 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7183 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7184 * config/m32r/m32r.c (m32r_compute_frame_size,
7185 m32r_expand_prologue): Take current_function_profile into
7186 account whenever we reference
7187 current_function_uses_pic_offset_table.
7188 (m32r_finalize_pic): Remove.
7189 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7191 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7193 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7194 instead of $<. Don't remove ./as if it already exists.
7196 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7199 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7200 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7201 for complex modes when generating code for PA 1.0.
7202 (VALID_FP_MODE_P): New macro.
7203 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7204 sets for all general and floating point modes. Align wide floating
7205 point modes to even register boundaries to comply with architectural
7207 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7208 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7209 (VALID_FP_MODE_P): New macro.
7210 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7211 sets for all general and floating point modes. Align wide floating
7212 point modes to even register boundaries to comply with architectural
7215 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7217 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7220 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7222 * tree-ssa-structalias.c: Don't include expr.h.
7224 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7226 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7229 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7231 Fix PR tree-optimization/22279
7233 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7236 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7238 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7240 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7242 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7243 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7244 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7245 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7246 config/stormy16/stormy16.c, config/v850/v850.c,
7247 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7248 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7249 Avoid "." or "\n" at end of diagnostics and capital letters at
7250 start of diagnostics.
7251 * combine.c, cse.c: Don't translate dump file output.
7252 * toplev.c (print_version): Only translate output if going to
7255 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7257 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7258 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7261 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7263 * pa.c (fix_range): Fix typo in comment.
7265 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7267 * tree-vrp.c (extract_range_from_assert): Replace
7268 fold (build (...)) with fold_build2.
7270 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7272 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7273 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7274 (format_types_orig, handle_format_attribute): Add support for
7277 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7279 * varasm.c (assemble_variable): Fix format specifier thinko.
7281 2005-07-03 Ira Rosen <irar@il.ibm.com>
7283 PR tree-optimization/22029 (and 22135)
7284 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7285 a phi node before calling dump_vops.
7287 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7289 * tree-dump.h (dump_string_field): Declare.
7290 * tree-dump.c: Use it instead of dump_string.
7291 (dump_string_field): Make non-static.
7293 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7295 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7296 up the minimal CFG stuff always when optimize > 0. Call
7297 split_all_insns_noflow in PIC case if needed.
7299 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7300 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7303 * c-decl.c (c_write_global_declarations): Dump contents of
7305 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7306 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7307 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7308 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7311 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7313 * c-common.h (GCC_DIAG_STYLE): Define.
7314 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7315 version for format checking to 4.1.
7316 * c-format.c: Include toplev.h after c-common.h.
7317 (enum format_type): Add gcc_tdiag_format_type.
7318 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7319 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7320 (format_types_orig): Add gcc_tdiag.
7321 (init_dynamic_diag_info): Support gcc_tdiag formats.
7322 (handle_format_attribute): Likewise.
7323 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7324 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7325 version for format checking to 4.1.
7326 (warning0, warning, error, pedwarn, sorry): Use
7328 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7329 (finish_aliases_1): Do not use %qE.
7330 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7331 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7332 Correct format bugs.
7333 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7334 parameter to unsigned HOST_WIDE_INT.
7335 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7337 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7340 * expr.c (write_complex_part): Use adjust_address for MEM.
7341 (read_complex_part): Same.
7343 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7345 Fix PR tree-optimization/22280
7347 * tree-sra.c (generate_element_init): Remove useless loop.
7349 2005-07-02 Richard Henderson <rth@redhat.com>
7351 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7353 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7355 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7358 * fold-const.c (fold_binary): Handle the return value of
7359 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7360 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7362 2005-07-02 Jeff Law <law@redhat.com>
7364 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7365 a eliminate type conversion which feeds an equality comparison
7366 if the original type or either operand in the comparison is a
7369 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7371 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7372 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7374 * config/avr/avr.c: Do not use '`' as left quote.
7375 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7376 Remove "." from end of diagnostics. Make diagnostics start with
7379 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7380 Joseph S. Myers <joseph@codesourcery.com>
7382 * toplev.c (default_tree_printer): Handle setting location with
7384 * c-objc.common.c (c_tree_printer): Likewise.
7385 * c-format.c (gcc_diag_flag_specs): Add '+'.
7386 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7387 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7389 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7390 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7391 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7392 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7393 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7394 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7395 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7396 format arguments where %J is used without %D.
7398 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7400 * gcc.c (LINK_SSP_SPEC): Define.
7401 (link_ssp_spec): New variable.
7402 (LINK_COMMAND_SPEC): Add %(link_ssp).
7403 (static_specs): Add link_ssp_spec.
7404 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7405 * configure: Rebuilt.
7406 * config.in: Rebuilt.
7408 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7409 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7410 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7411 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7412 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7413 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7414 -0x7008(2) instead of reading __stack_chk_guard variable.
7415 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7417 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7418 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7419 if TARGET_THREAD_SSP_OFFSET is defined.
7420 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7421 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7424 2005-06-27 Richard Henderson <rth@redhat.com>
7425 * libgcc-std.ver (GCC_4.1.0): New.
7426 * libgcc.h (__stack_chk_guard): Declare.
7427 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7428 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7429 * mklibgcc.in (lib2funcs): Add them.
7431 2005-07-01 Richard Henderson <rth@redhat.com>
7433 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7434 void * before struct sigcontext *.
7435 (x86_fallback_frame_state): Likewise.
7437 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7439 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7441 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7444 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7445 we check for SSA_NAME for.
7447 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7449 Fix PR tree-optimization/22071
7451 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7453 (get_constraint_for_component_ref): Use it.
7455 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7458 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7459 print out the last new line.
7461 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7463 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7464 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7465 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7466 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7467 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7468 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7469 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7470 (enum reg_class): New member CC0_REGS.
7471 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7472 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7473 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7474 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7475 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7476 Adjust for register now described.
7478 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7481 * config/i386/i386.md (stack_protect_test_si,
7482 stack_protect_test_di): Add earlyclobber for scratch 3.
7483 * config/rs6000/rs6000.md (stack_protect_testsi,
7484 stack_protect_testdi): Add earlyclobber for scratch 3,
7485 remove earlyclobber from scratch 4.
7487 Older entries for 2005 can be found in ChangeLog-2005.