1 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4 * tree-dfa.c (add_referenced_var): Only look at decls which
5 have TREE_CONSTANT or TREE_READONLY set instead of if
6 !TREE_PUBLIC or !TREE_CONSTANT.
8 2005-10-13 James E Wilson <wilson@specifix.com>
10 * doc/invoke.texi: For -x, add f95-cpp-input.
11 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
13 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
15 PR tree-optimization/24262
16 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
19 2005-10-12 Richard Henderson <rth@redhat.com>
22 * tree.h (DECL_TRANSPARENT_UNION): Remove.
23 * function.c (assign_parm_find_data_types): Don't support it.
24 * print-tree.c (print_node): Likewise.
25 * c-common.c (handle_transparent_union_attribute): Likewise.
26 Use build_duplicate_type.
27 * tree-inline.c (remap_type_1): Split out of remap_type;
28 properly remap aggregate fields.
29 (build_duplicate_type): New.
30 * doc/extend.texi (Variable Attributes): Remove documentation
31 for transparent_union.
33 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
36 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
37 (gen_stack_pointer_dec): Likewise.
39 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
43 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
45 (struct cxx): Add adjust_class_at_definition target hook.
46 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
47 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
48 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
49 hook_void_tree. Add to TARGET_CXX.
50 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
52 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
53 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
54 instead of attribute. Check for dllexport override. Warn if
55 inconsistent dll linkage. Don't lose old dllimport if decl has
56 had address referenced. Tweak lookup of dllimport atribute.
57 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
58 for target specific rules. Don't add dllimport attribute if
59 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
61 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
62 * varasm.c (initializer_constant_valid_p): Replace
63 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
67 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
68 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
69 (i[34567]86-*-mingw32*): Likewise.
71 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
72 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
74 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
75 C++-specific code. Change return value to bool.
76 (i386_pe_dllimport_p): Likewise.
77 (associated_type): Simplify and make language-independent
78 (i386_pe_encode_section_info): Replace override of ambiguous
79 dllimport symbol refs with a gcc_assert.
80 (i386_pe_valid_dllimport_attribute_p): Define.
81 * config/i386/winnt-cxx.c: New file. Define C++ versions of
82 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
83 i386_pe_adjust_class_at_definition.
84 * config/i386/winnt-stubs.c: New file. Define stub versions of
85 lang-specific functions.
86 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
87 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
88 i386_pe_adjust_class_at_definition.
89 (i386_pe_valid_dllimport_attribute_p): Declare.
90 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
91 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
92 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
95 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
96 dllimport attribute with test of DECL_DLLIMPORT_P.
98 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
100 * combine.c (make_extraction): Correct offset computation.
102 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
104 * config/cris/t-linux (LIMITS_H_TEST): Define.
106 2005-10-12 Richard Henderson <rth@redhat.com>
109 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
111 2005-10-12 Richard Guenther <rguenther@suse.de>
113 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
115 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
118 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
119 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
122 2005-10-12 Richard Guenther <rguenther@suse.de>
125 * varasm.c (output_constant): Correct typo from previous
128 2005-10-11 Ian Lance Taylor <ian@airs.com>
130 PR rtl-optimization/13931
131 * combine.c: Revert patch of 2003-05-14, and:
132 (try_combine): Only set elim_i1 and elim_i2 if the destination is
133 completely killed in the appropriate insn.
134 (distribute_notes): Don't skip multiple hard register test for
137 2005-10-11 Richard Henderson <rth@redhat.com>
140 * c-typeck.c (convert_for_assignment): Use build_constructor_single
141 to initialize a transparent union instead of a nop_expr.
143 2005-10-11 Richard Henderson <rth@redhat.com>
145 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
146 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
147 (tree_ssa_dce_loop): Call scev_reset.
150 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
151 * tree-ssa-dce.c: Include cfgloop.h.
152 (tree_ssa_dce_loop, pass_dce_loop): New.
153 * tree-pass.h (pass_dce_loop): Declare it.
154 * passes.c (init_optimization_passes): Use it.
156 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
159 * convert.c (convert_to_real): Revert 2005-10-05 patch.
160 Only apply the optimization for rounding builtins if the inner
161 cast is also an extension.
163 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
166 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
167 mark_new_vars_to_rename instead of update_stmt.
169 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
171 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
173 2005-10-11 Jakub Jelinek <jakub@redhat.com>
175 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
176 for setting MMX register to 0 rather than mmx.
178 2005-10-10 Steve Ellcey <sje@cup.hp.com>
181 * configure.ac: Move gas check from mips specific case to common case.
182 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
183 * configure: Regenerate
184 * doc/install.texi: Update.
186 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
189 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
191 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
193 * gcc.c (do_spec_1): Accept numeric characters in file name
196 2005-10-10 Nick Clifton <nickc@redhat.com>
198 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
199 describing the deleted arm_gen_rotated_half_load function.
201 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
203 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
206 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
208 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
210 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
211 (EXTRA_MULTILIB_PARTS): Define.
212 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
213 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
214 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
215 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
216 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
217 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
219 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
221 PR tree-optimization/24226
222 * tree-cfg.c (remove_bb): Clean up unreachable loops.
223 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
224 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
227 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
229 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
231 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
234 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
235 Rewrite for no need for the early clobber.
237 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
239 Merge from csl-arm-branch:
240 2005-09-07 Paul Brook <paul@codesourcery.com>
241 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
244 2005-04-30 Paul Brook <paul@codesourcery.com>
245 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
246 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
248 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
249 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
250 (arm_override_options): Use TARGET_AAPCS_BASED.
251 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
252 (PTRDIFF_TYPE): Use int for AAPCS.
253 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
254 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
255 (DEFAULT_SHORT_ENUMS): Delete.
256 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
258 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
259 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
260 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
261 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
263 2004-12-03 Mark Mitchell <mark@codesourcery.com>
264 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
266 2004-11-22 Mark Mitchell <mark@codesourcery.com>
267 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
269 2004-11-19 Mark Mitchell <mark@codesourcery.com>
270 * config.gcc (arm*-*-linux-gnueabi): Add it.
271 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
273 (TARGET_OS_CPP_BUILTINS): Likeiwse.
274 * config/arm/linux-eabi.h: New file.
275 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
276 (LINUX_TARET_LINK_SPEC): Likewise.
278 * config/arm/t-linux-eabi: New file.
280 2005-10-08 Steven Bosscher <stevenb@suse.de>
283 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
285 (PARAM_SMS_DFA_HISTORY): Likewise.
287 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
290 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
291 (load_register_parameters): Call it.
292 (check_sibcall_argument_overlap_1): Likewise.
293 (store_one_arg): Likewise.
295 2005-10-07 James E. Wilson <wilson@specifix.com>
297 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
298 DImode not VECINT24 for operand 2.
301 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
305 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
306 fr_spill): Use destination_operand for operand 0.
308 2005-10-07 DJ Delorie <dj@redhat.com>
310 * varasm.c (output_constant): Limit error to expanding
313 2005-10-07 Richard Guenther <rguenther@suse.de>
316 * fold-const.c (fold_binary): Fix operand types during folding
317 of X op (A, Y). Evaluation order of the side-effects of
318 X and A are frontend-defined, so ensure we honour that even for
319 tcc_comparison class operands; eased by removing duplicate code.
321 2005-10-07 Steve Ellcey <sje@cup.hp.com>
323 * stor-layout.c (layout_type): Do not allow alignment of array
324 elements to be greater than their size.
326 2005-10-07 Steve Ellcey <sje@cup.hp.com>
328 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
330 (hppa*-*-linux*): Ditto.
331 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
332 * config/host-hpux.c: New.
333 * config/x-hpux: New.
334 * config/pa/x-hpux: Remove.
335 * config/pa/x-linux: Remove.
336 * config/pa/pa-host.c: Remove.
338 2005-10-07 Jeff Law <law@redhat.com>
340 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
341 determine whether or not to try and thread outgoing edges.
343 2005-10-07 David Edelsohn <edelsohn@gnu.org>
345 * config/rs6000/rs6000.md (eqsi_power): New.
346 (neg_eq0si): Add TARGET_POWER to final condition.
349 2005-10-06 Richard Henderson <rth@redhat.com>
351 * config/rs6000/rs6000.c: Revert last change.
353 2005-10-06 Richard Henderson <rth@redhat.com>
355 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
356 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
358 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
362 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
363 out return_label and naked_return_label.
365 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
367 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
370 2005-10-06 Richard Henderson <rth@redhat.com>
373 * tree-inline.c (declare_return_variable): Handle modify_dest not
376 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
378 Fix PR tree-optimization/22488
379 * tree-ssa-structalias.c (check_for_overlaps): New function.
380 (create_variable_info_for): Use it.
382 2005-10-06 Richard Henderson <rth@redhat.com>
385 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
386 (dwarf2out_start_source_file): Print it.
388 2005-10-06 Geoffrey Keating <geoffk@apple.com>
390 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
392 2005-10-06 Richard Henderson <rth@redhat.com>
395 * mode-switching.c (optimize_mode_switching): Clear transp bit
396 for block with incomming abnormal edges.
398 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
399 (fpscr_set_from_mem): Use them.
400 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
401 (fpscr postinc splitters): Rewrite as peephole2+split.
403 2005-10-06 David Edelsohn <edelsohn@gnu.org>
405 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
406 (eq<mode>_compare): Same.
408 2005-10-06 Richard Guenther <rguenther@suse.de>
410 PR tree-optimization/24238
411 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
413 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
415 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
416 here. Use AC_PATH_PROG for environment variables instead of
418 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
420 * configure: Regenerated.
422 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
425 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
426 then force it into a register.
427 (call_value): Likewise.
429 2005-10-06 Richard Henderson <rth@redhat.com>
432 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
433 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
434 under pass_vectorize.
436 2005-10-05 Devang Patel <dpatel@apple.com>
439 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
440 handling constants. Check NAMESPACE_DECL context for constants.
442 2005-10-05 Eric Christopher <echristo@apple.com>
444 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
446 2005-10-05 Richard Henderson <rth@redhat.com>
449 * tree-cfg.c (mark_array_ref_addressable_1): New.
450 (mark_array_ref_addressable): New.
451 * tree-flow.h (mark_array_ref_addressable): Declare.
452 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
454 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
458 * reload.c (subst_reloads): When adding a REG_LABEL to a
459 jump instruction, also update JUMP_LABEL.
461 2005-10-05 David Edelsohn <edelsohn@gnu.org>
463 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
464 * bb-reorder.c (copy_bb_p): Use it.
465 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
467 2005-10-05 Richard Henderson <rth@redhat.com>
470 * toplev.c (process_options): Warn about unsupported combinations
471 of unwind tables and omit-frame-pointer.
472 * config/i386/i386.c (override_options): Similarly. Enable
473 accumulate-outgoing-args if not explicitly disabled.
475 2005-10-05 Steve Ellcey <sje@cup.hp.com>
477 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
478 Handle big endian vs. small endian.
479 (vec_initv2sf): Handle big endian vs. small endian.
480 (*vec_extractv2sf_1): Ditto.
482 2005-10-05 Dale Johannesen <dalej@apple.com>
484 * convert.c (convert_to_real): Don't convert
485 (float)floor(double d) to floorf((float)d).
487 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
489 * config/arm/arm.md (insv): Use gen_int_mode in more places.
491 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
493 PR tree-optimization/18587
494 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
495 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
496 build_vuses): Change to VEC type.
497 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
498 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
499 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
500 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
501 (get_name_decl): New. Return DECL_UID of base variable.
502 (operand_build_cmp): New. qsort comparison routine.
503 (operand_build_sort_virtual): New. Sort virtual build vector.
504 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
505 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
506 (FINALIZE_BASE): Use get_name_decl.
507 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
508 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
509 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
510 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
511 direct VEC_* manipulations.
512 (build_ssa_operands): Call operand_build_sort_virtual.
513 (copy_virtual_operand, create_ssa_artficial_load_stmt,
514 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
515 with direct VEC_* manipulations.
516 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
517 with direct VEC manipulations.
519 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
521 PR tree-optimization/21419
522 PR tree-optimization/24146
523 PR tree-optimization/24151
525 * c-typeck.c (readonly_error): Handle USE being lv_asm.
526 (build_asm_expr): Call it if outputs are read-only.
527 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
529 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
530 Paolo Bonzini <bonzini@gnu.org>
534 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
535 enable the instructions and not just the built-ins.
536 * doc/invoke.texi (x86 Options): Likewise.
538 2005-10-04 Geoffrey Keating <geoffk@apple.com>
540 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
542 * doc/invoke.texi (Option Summary): Correct spelling
543 of -mmacosx-version-min.
545 2005-10-04 Devang Patel <dpatel@apple.com>
547 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
550 2005-10-04 Steve Ellcey <sje@cup.hp.com>
552 * tree-vect-transform.c (vect_create_epilog_for_reduction):
553 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
555 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
557 * config/s390/s390.md ("TDSI","DP"): New mode macros.
558 ("TE","tg"): New mode attributes.
559 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
560 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
561 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
562 dword_mode and one for GPRmode.
564 2005-10-04 Ian Lance Taylor <ian@airs.com>
566 PR preprocessor/13726
567 * c-ppoutput.c (cb_include): Add comments parameter, and print out
568 any comments passed in.
570 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
572 * tree.c (annotate_with_file_line): Fix typo.
574 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
577 * builtins.c (fold_builtin_memcmp): When constructing the pointer
578 type used to access data in the inlined length == 1 case, use
579 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
580 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
582 2005-10-04 Uros Bizjak <uros@kss-loka.si>
584 * config/i386/i386.h (TARGET_FISTTP): Enable also for
585 TARGET_SSE3 and only for TARGET_80387.
586 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
587 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
588 Do not depend on TARGET_80387.
590 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
592 * tree.c (last_annotated_node): Change type to location_t*.
593 (annotate_with_file_line): Reflect the change of
594 last_annotated_node type.
596 2005-10-04 Richard Guenther <rguenther@suse.de>
599 * c-decl.c (grokdeclarator): Don't write to fields
602 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
605 * c-decl.c (finish_decl): Use set_user_assembler_name even for
607 * varasm.c (make_decl_rtl): If a register variable does not
608 have a set user assmbler name, error out.
609 Decode the asmspec is now name+1 bypassing '*'.
611 2005-10-04 Steven Bosscher <stevenb@suse.de>
613 PR tree-optimization/23049
614 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
615 of a COND_EXPR is folded before calling fold on the whole rhs of a
616 conditional assignment.
617 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
618 document that a COND_EXPR may appear there.
620 2005-10-03 Diego Novillo <dnovillo@redhat.com>
623 * tree-vrp.c (extract_range_from_assert): If the new numeric
624 range created out of the assertion contradicts the existing
625 numeric range of the ASSERT_EXPR variable, make the new range
628 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
630 * config/sh/sh.c (sh_register_move_cost): Add case for moving
631 from T_REGS to FP register class.
633 2005-10-03 Richard Henderson <rth@redhat.com>
636 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
637 before creating a new one.
639 2005-10-03 David Edelsohn <edelsohn@gnu.org>
641 * config/rs6000/t-aix43 (LDFLAGS): New.
642 * config/rs6000/t-aix52 (LDFLAGS): New.
644 2005-10-03 Ian Lance Taylor <ian@airs.com>
646 * gimplify.c (find_single_pointer_decl_1): New static function.
647 (find_single_pointer_decl): New static function.
648 (internal_get_tmp_var): For a formal variable, set restrict base
649 information if appropriate.
650 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
652 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
653 (DECL_GET_RESTRICT_BASE): Define.
654 (SET_DECL_RESTRICT_BASE): Define.
655 (decl_restrict_base_lookup): Declare.
656 (decl_restrict_base_insert): Declare.
657 (struct tree_decl_with_vis): Add based_on_restrict_p field.
658 * tree.c (restrict_base_for_decl): New static variable.
659 (init_ttree): Initialize restrict_base_for_decl.
660 (copy_node_stat): Copy restrict base information.
661 (decl_restrict_base_lookup): New function.
662 (decl_restrict_base_insert): New function.
663 (print_restrict_base_statistics): New static function.
664 (dump_tree_statistics): Call print_restrict_base_statistics.
666 2005-10-02 Diego Novillo <dnovillo@redhat.com>
669 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
672 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
675 * c-typeck.c (tagged_tu_seen): Rename to ...
676 (tagged_tu_seen_cache): this and add val field.
677 (comptypes): Move functional to comptypes_internal
678 and free tagged_tu_seen.
679 (comptypes_internal): New function and call comptypes_internal
680 instead of comptypes. Speed up by sibcalling
681 tagged_types_tu_compatible_p.
682 (alloc_tagged_tu_seen): New function
683 (free_all_tagged_tu_seen_up_to): New function.
684 (tagged_types_tu_compatible_p): Return the val of the seen two
686 Add that the two types are the same to tagged_tu_seen_base
687 if they are and call comptypes_internal instead of comptypes.
688 <case UNION_TYPE>: Speed up common type where the fields are
690 (function_types_compatible_p): Call comptypes_internal instead of
692 (type_lists_compatible_p): Likewise.
693 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
695 2005-10-02 Matthias Klose <doko@debian.org>
697 * doc/invoke.texi: Fix typo and speling error.
699 2005-10-01 Richard Henderson <rth@redhat.com>
701 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
703 2005-10-01 Mark Mitchell <mark@codesourcery.com>
705 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
706 using --start-group and --end-group.
708 2005-10-01 Diego Novillo <dnovillo@redhat.com>
710 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
711 FIXME note regarding quirky semantics.
713 2005-10-01 Diego Novillo <dnovillo@redhat.com>
716 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
717 non-null range as a last resort.
719 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
720 Diego Novillo <dnovillo@redhat.com>
723 * tree-vrp.c (extract_range_from_assert): For !=
724 assertions, only build an anti-range if LIMIT is a
727 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
729 * arm.md (movqi): On thumb when optimizing, handle loading from
730 memory by describing this as taking a subreg of a zero-extended load
731 into an SImode register.
734 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
736 * reload1.c (merge_assigned_reloads): Do not change any
737 RELOAD_FOR_OUTPUT_ADDRESS reloads.
739 2005-09-30 Geoffrey Keating <geoffk@apple.com>
741 * Makefile.in (LIPO_FOR_TARGET): Define.
742 (STRIP_FOR_TARGET): Define.
744 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
745 before creating new ones. Do symlinks before creating the actual
748 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
749 to work out which multilibs are actually being built.
751 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
753 * tree-vect-transform.c, config/ms1/ms1.md,
754 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
755 Follow spelling conventions.
756 * doc/invoke.texi, doc/md.texi: Fix typos.
758 2005-09-30 Andrew Macleod <amacleod@redat.com>
760 PR tree-optimization/21430
761 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
762 use operands, and set stmt pointer if need be.
763 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
764 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
767 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
770 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
772 2005-09-29 Mark Mitchell <mark@codesourcery.com>
774 * optabs.c (expand_binop): Initialize first_pass_p.
776 2005-09-29 Jakub Jelinek <jakub@redhat.com>
779 * c-decl.c (c_write_global_declarations_1): If any
780 wrapup_global_declaration_2 call returned true, restart the loop.
782 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
784 Fix PR tree-optimization/24117
785 * tree-ssa-structalias.c (find_func_aliases): Strip nops
786 before considering whether to use anyoffset.
788 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
792 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
794 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
796 (swap_commutative_operands_with_target): New.
798 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
801 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
804 2005-09-29 Steven Bosscher <stevenb@suse.de>
806 PR tree-optimization/23911
807 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
808 and IMAGPART_EXPR too.
810 2005-09-28 Mark Mitchell <mark@codesourcery.com>
813 * expmed.c (expand_shift): Move logic to reverse rotation
814 direction when rotating by constants ...
815 * optabs.c (expand_binop): ... here.
816 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
817 (ix86_rotrdi3): New pattern.
818 (rotldi3): Handle 32-bit mode.
819 (ix86_rotldi3): New pattern.
821 2005-09-29 Alan Modra <amodra@bigpond.net.au>
824 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
825 check for numbers that need no bit twiddle.
827 2005-09-28 Geoffrey Keating <geoffk@apple.com>
829 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
830 multilib to be built.
832 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
833 (stage1-start): Delete old libgcc and libunwind before moving
834 anything into the stage directory.
835 (stage2-start): Likewise.
836 (stage3-start): Likewise.
837 (stage4-start): Likewise.
838 (stageprofile-start): Likewise.
839 (stagefeedback-start): Likewise.
840 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
841 header in tm_file and CPU-specific t-darwin in tmake_file.
842 (i[34567]86-*-darwin*): Don't change tm_file.
843 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
844 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
845 shared library stub for target OS version.
846 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
847 (SHLIB_LINK): Don't make SHLIB_SOLINK.
848 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
849 (libgcc_s.%.dylib): New.
851 (install-darwin-libgcc-stubs): New.
852 (INSTALL_LIBGCC): New append.
853 * config/i386/darwin-libgcc.10.4.ver: New.
854 * config/i386/darwin-libgcc.10.5.ver: New.
855 * config/i386/t-darwin: New.
856 * config/rs6000/darwin-libgcc.10.4.ver: New.
857 * config/rs6000/darwin-libgcc.10.5.ver: New.
858 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
859 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
861 2005-09-28 Paul Brook <paul@codesourcery.com>
863 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
866 2005-09-28 Richard Guenther <rguenther@suse.de>
868 PR tree-optimization/23853
869 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
870 host_integerp to verify misalignment value.
872 2005-09-28 Richard Henderson <rth@redhat.com>
874 * builtins.c (get_builtin_sync_mode): New.
875 (expand_builtin_sync_operation): Pass in mode argument.
876 (expand_builtin_compare_and_swap): Likewise.
877 (expand_builtin_lock_test_and_set): Likewise.
878 (expand_builtin_lock_release): Likewise.
879 (expand_builtin): Update to match.
881 2005-09-28 Nick Clifton <nickc@redhat.com>
883 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
884 formatting. Add check to PLUS case to ensure that the offset is
885 within an acceptable range.
887 * config/v850/v850.md (casesi): Disable the generation of the
888 switch pattern as it is not being handled properly at the moment.
890 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
891 for when the high words are identical.
893 2005-09-27 Richard Henderson <rth@redhat.com>
895 * pretty-print.c (pp_base_format): Fix typo for %>.
897 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
898 Devang Patel <dpatel@apple.com>
900 PR tree-optimization/23625
901 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
902 LABEL_EXPR, assertion check.
904 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
906 * optabs.c (no_conflict_move_test): Check if a result of a
907 to-be-moved insn would be clobbered by an originally
910 2005-09-27 Jeff Law <law@redhat.com>
912 * passes.c (init_optimization_passes): Replace copy propagation
913 passes immediately after DOM with phi-only copy propagation
914 pases. Add phi-only copy propagation pass after first DOM pass.
915 * tree-pass.h (pass_phi_only_copy_prop): Declare.
916 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
917 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
918 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
919 to init_copy_prop. Callers updated.
920 (do_phi_only_copy_prop): New function.
921 (pass_phi_only_copy_prop): New pass descriptor.
923 2005-09-27 Nick Clifton <nickc@redhat.com>
925 * libgcc2.c (__popcount_tab): Remove redundant prototype.
927 2005-09-26 Jason Merrill <jason@redhat.com>
930 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
932 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
934 2005-09-26 James E Wilson <wilson@specifix.com>
936 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
937 copyright. Add gcc copyright plus libgcc exception.
938 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
940 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
942 2005-09-26 Jeff Law <law@redhat.com>
944 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
945 about when to iterate.
947 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
950 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
951 for __complex__ double in -mcpu=G5 mode.
953 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
955 PR tree-optimization/23942
956 * Makefile.in (SCEV_H): Depends on PARAMS_H.
957 * tree-scalar-evolution.c: Include params.h.
959 (follow_ssa_edge, follow_ssa_edge_in_rhs,
960 follow_ssa_edge_in_condition_phi_branch,
961 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
962 Change return type to t_bool. Use a parameter to limit the size of
963 trees that are walked before stopping
964 (analyze_evolution_in_loop): Initialize the limit to 0.
965 (follow_ssa_edge): Give up by returning t_dont_know if the limit
966 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
968 2005-09-26 Uros Bizjak <uros@kss-loka.si>
971 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
972 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
974 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
976 * combine.c (make_extraction): Check for valid use of subreg.
978 2005-09-26 Uros Bizjak <uros@kss-loka.si>
981 * config/i386/i386.md ("*fistdi2_1"): New pattern.
982 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
983 ("fist<mode>2_with_temp"): Use only register operands.
985 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
987 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
988 CALL_INSN_FUNCTION_USAGE.
990 2005-09-26 Richard Guenther <rguenther@suse.de>
993 * gcse.c: Include hashtab.h, define ldst entry hashtable.
994 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
995 (ldst_entry): Use the hashtable instead of list-walking.
996 (find_rtx_in_ldst): Likewise.
997 (free_ldst_entry): Free the hashtable.
998 (compute_ld_motion_mems): Create the hashtable.
999 (trim_ld_motion_mems): Remove entry from hashtable if
1000 removing it from list.
1001 (compute_store_table): Likewise^2.
1002 (store_motion): Free hashtable in case we did not see
1005 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1007 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1008 and arg1 if we are passing them to fold_build2.
1010 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1013 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1016 2005-09-25 Richard Henderson <rth@redhat.com>
1018 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1019 SYMBOL_REF_TLS_MODEL to be correct.
1021 2005-09-24 Richard Henderson <rth@redhat.com>
1023 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1024 end of function. Reindent.
1026 2005-09-24 Ian Lance Taylor <ian@airs.com>
1028 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1029 NEGATE_EXPR/BIT_NOT_EXPR case.
1031 2005-09-24 Richard Henderson <rth@redhat.com>
1033 * c-common.c (handle_mode_attribute): When not modifying in place,
1034 create subtypes for enumerations.
1035 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1036 * gimplify.c (create_tmp_from_val): Likewise.
1038 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1040 * config/i386/i386.md (*tls_global_dynamic_64,
1041 *tls_local_dynamic_base_64): Add missing mode to call.
1042 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1044 2005-09-24 Jan Hubicka <jh@suse.cz>
1046 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1047 (cgraph_clone_node): Likewise.
1048 * cgraph.h (cgraph_clone_edge): Update prototype.
1049 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1050 duplicated prototypes; add updating argument.
1051 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1052 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1054 (cgraph_mark_inline_edge): Likewise.
1055 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1056 (cgraph_flatten_node): Likewise.
1057 (cgraph_decide_recursive_inlining): Likewise.
1058 (cgraph_decide_inlining_of_small_function): Likewise.
1059 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1061 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1062 Pete Steinmetz <steinmtz@us.ibm.com>
1064 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1065 (rldic.): Set type to "compare".
1067 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1068 mfjmpr for MFCTR/MFLR.
1069 (movdf_hardfloat64): Same.
1070 (movdf_softfloat64): Same. Correct order of store and move types.
1071 (movti_string): Set type to store_ux/load_ux.
1072 (load_multiple): Set type to load_ux.
1073 (store_multiple): Set type to store_ux.
1074 (movmemsi): Set type to store_ux.
1075 (output_cbranch direct_return): Set type to jmpreg.
1076 (stmw): Set type to store_ux.
1077 (lmw): Set type to load_ux.
1078 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1079 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1080 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1081 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1082 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1083 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1084 (rios1-fpstore): Increase latency to 3.
1085 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1086 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1088 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1089 Andrew Pinski <pinskia@physics.uc.edu>
1091 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1092 operand2 constraint to "b".
1093 (sync_<fetchop_name>di_internal): Same.
1094 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1096 (sync_old_<fetchop_name>di_internal): Same.
1097 (sync_new_<fetchop_name>si_internal): Same.
1098 (sync_new_<fetchop_name>di_internal): Same.
1100 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1103 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1104 case, define as macros.
1106 PR rtl-optimization/23837
1107 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1108 clobber / clobber match between dest and p->first.
1110 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1111 (no_conflict_move_test): Update comments.
1113 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1115 * doc/install.texi: Update URL for Jacks.
1116 * doc/sourcebuild.texi: Likewise.
1118 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1121 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1122 registers when choosing register preferences.
1123 (movdf_hardfloat64): Same.
1125 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1127 * expmed.c (expand_shift): Don't use the target of the rotate as
1128 target for the first expanded shift insn.
1129 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1131 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1133 PR tree-optimization/22438
1134 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1135 preserved iv rhs rewriting specially.
1137 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1139 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1140 estimate_only is true.
1141 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1142 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1143 tree-ssa-structalias.c
1144 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1145 ref_contains_indirect_ref.
1146 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1148 2005-09-21 DJ Delorie <dj@redhat.com>
1150 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1152 (mn10300_return_in_memory): Support variable size types also.
1153 (mn10300_pass_by_reference): Likewise.
1154 (mn10300_function_value): New.
1155 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1156 (FUNCTION_OUTGOING_VALUE): Likewise.
1157 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1158 * doc/invoke.texi: Document it.
1160 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1163 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1164 force integer op1 into register for XFmode compares.
1166 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1169 * expmed.c (alg_code): Add alg_impossible.
1170 (alg_hash_entry): Add cost.
1171 (synth_mult): Record alg_impossible in the hash table if
1172 multiplication by a given integer is impossble within the
1173 limit. Speed up using alg_impossible.
1175 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1177 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1178 argument. Allow and set any offset if needs_anyoffset is passed
1180 (get_constraint_for): Add argument here too.
1182 (do_structure_copy): Pass NULL to get_constraint_for.
1183 (handle_ptr_arith): Ditto.
1184 (find_func_aliases): Ditto.
1186 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1188 PR rtl-optimization/23898
1189 * output.h (get_attr_min_length): Declare.
1190 * final.c (get_attr_length_1): New function, broken out of:
1192 (get_attr_min_length): New function.
1193 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1194 (duplicate_computed_gotos): Likewise.
1195 * genattr.c (insn_min_length): Generate declaration.
1196 * genattrtab.c (min_fn, min_attr_value): New functions.
1197 (make_length_attrs): Generate insn_min_length.
1199 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1201 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1203 2005-09-20 Richard Henderson <rth@redhat.com>
1205 PR tree-optimization/24059
1206 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1209 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1211 * c.opt (fextended-identifiers): New.
1212 * c-opts.c (c_common_handle_option): Handle
1213 -fextended-identifiers.
1214 * doc/cpp.texi: Update documentation of extended identifiers.
1215 * doc/cppopts.texi (-fextended-identifiers): Document.
1217 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1219 PR tree-optimization/23929
1220 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1223 PR tree-optimization/23818
1224 * tree-stdarg.c (execute_optimize_stdarg): Call
1225 calculate_dominance_info.
1227 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1229 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1230 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1231 (compute_overlap_steps_for_affine_1_2): Use
1232 get_number_of_iters_for_loop.
1233 (analyze_subscript_affine_affine): Check whether difference is
1235 Use get_number_of_iters_for_loop.
1236 Check whether overlap occurs outside of bounds.
1237 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1239 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1241 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1242 base register if possible.
1244 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1246 PR tree-optimization/18463
1247 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1248 converting it directly is not possible.
1249 (chrec_convert_aggressive): New function.
1250 * tree-chrec.h (chrec_convert_aggressive): Declare.
1251 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1252 Fold chrec conversions aggressively if asked to.
1253 (instantiate_parameters): Modified because of changes in
1254 instantiate_parameters_1.
1256 2005-09-19 Richard Henderson <rth@redhat.com>
1258 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1259 (reduc_splus_v2df): New.
1261 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1263 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1264 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1266 2005-09-19 Richard Henderson <rth@redhat.com>
1268 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1271 2005-09-19 Richard Henderson <rth@redhat.com>
1273 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1274 (ia64_expand_dot_prod_v8qi): New.
1275 * config/ia64/ia64-protos.h: Update.
1276 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1277 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1278 sdot_prodv8qi, sdot_prodv4hi): New.
1279 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1281 2005-09-19 Richard Henderson <rth@redhat.com>
1284 * real.c (exact_real_truncate): Return false if the format cannot
1285 represent the number as a normal.
1287 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1288 for a memory source.
1290 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1292 * tree-ssa-operands.c (swap_tree_operands): Export.
1293 * tree.h (swap_tree_operands): Declare.
1294 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1295 Call swap_tree_operands.
1297 2005-09-19 Richard Henderson <rth@redhat.com>
1299 * tree-flow.h (merge_alias_info): Declare.
1300 * tree-ssa-copy.c (merge_alias_info): Export.
1301 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1302 (vect_create_data_ref_ptr): Use create_iv directly.
1303 (vectorizable_load): Use correct types for integer constants.
1304 (vect_generate_tmps_on_preheader): Likewise.
1305 (vect_gen_niters_for_prolog_loop): Likewise.
1307 2005-09-19 Steven Bosscher <stevenb@suse.de>
1309 PR rtl-optimization/23943
1310 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1312 2005-09-18 Jan Hubicka <jh@suse.cz>
1314 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1316 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1318 * varasm.c (output_constant): Do not abort on conversions to union
1319 types between different sizes.
1321 2005-09-18 Richard Guenther <rguenther@suse.de>
1324 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1327 2005-09-18 Paul Brook <paul@codesourcery.com>
1329 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1331 2005-09-17 Richard Henderson <rth@redhat.com>
1333 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1334 * tree-ssa-loop.c (pass_vect_dce): Remove.
1335 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1338 2005-09-17 Richard Henderson <rth@redhat.com>
1340 * tree-pass.h (pass_vect_dce): Declare.
1341 * passes.c (init_optimization_passes): Add it.
1342 * tree-flow.h (tree_ssa_dce): Declare.
1343 * tree-ssa-dce.c (tree_ssa_dce): Export.
1344 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1345 (gate_tree_vectorize): ... here.
1346 (pass_vect_dce): New.
1348 2005-09-17 Jan Hubicka <jh@suse.cz>
1350 * except.c (struct eh_status): Turn region_array into vec.
1351 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1352 convert_from_eh_region_ranges, find_exception_handler_labels,
1353 current_function_has_exception_handlers, assign_filter_values,
1354 build_post_landing_pads, dw2_build_landing_pads,
1355 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1356 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1357 foreach_reachable_handler, can_throw_internal_1,
1358 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1360 (duplicate_eh_region_1): Update region_array.
1361 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1363 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1366 * expmed.c (expand_mult): Substitute simple register for op0 when
1369 2005-09-17 Richard Henderson <rth@redhat.com>
1371 * expr.c (emit_move_via_integer): Add force argument, pass it on
1372 to emit_move_change_mode. Update callers.
1373 (emit_move_complex): Pass true to new force argument.
1374 * function.c (expand_function_end): Move expand_eh_return call
1375 earlier. Merge sub-word complex values into a pseudo before
1376 copying to the return hard register.
1378 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1380 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1381 between different sizes.
1383 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1387 * passes.c (init_optimization_passes): Register dump files for
1390 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1392 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1393 * config/s390/s390.c (s390_overlap_p): New function.
1394 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1395 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1398 2005-09-16 Richard Guenther <rguenther@suse.de>
1400 * ipa-pure-const.c (static_execute): Free auxiliar information.
1401 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1402 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1404 2005-09-15 DJ Delorie <dj@redhat.com>
1406 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1408 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1410 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1412 (swap_commutative_operands_with_target): New.
1414 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1416 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1419 (estimate_iters_using_array): New function.
1420 * tree-data-ref.h (estimate_iters_using_array): Prototype
1421 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1422 Use estimate_iters_using_array instead of analyze_array.
1424 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1426 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1429 2005-09-15 Michael Matz <matz@suse.de>
1431 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1433 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1435 PR tree-optimization/23835
1436 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1437 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1439 2005-09-14 Richard Henderson <rth@redhat.com>
1441 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1442 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1444 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1446 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1447 in the ARRAY_TYPE case.
1449 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1451 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1453 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1456 * tree-vect-transform.c (vectorizable_operation): Return false for
1457 scalar shift operations and for vector shift operations with
1458 non-invariant shift arguments. Use scalar tree operand op1 as
1459 a shift operand when vector shift insn pattern uses scalar shift
1461 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1463 2005-09-14 Olivier Hainque <hainque@adacore.com>
1465 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1466 value if it has side-effects.
1468 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1471 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1473 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1475 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1476 passed as NAME as if it were label at start of function code.
1478 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1480 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1483 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1485 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1486 as early clobber. Rewrite so the PIC register is not implicitly used.
1488 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1490 * tree.c (annotate_with_file_line): Compare line numbers before
1493 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1496 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1497 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1499 2005-09-13 Ian Lance Taylor <ian@airs.com>
1501 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1502 than a HOST_WIDEST_INT to gen_doloop_begin.
1504 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1506 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1508 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1510 PR tree-optimize/23817
1511 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1513 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1516 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1517 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1518 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1519 (restore_stack_nonlocal): Likewise.
1520 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1522 2005-09-12 Ian Lance Taylor <ian@airs.com>
1525 * c.opt (ffriend-injection): New C++ option.
1526 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1527 (C++ Dialect Options): Document -ffriend-injection.
1529 2005-09-12 Josh Conner <jconner@apple.com>
1532 * ipa-reference.c (static_execute): Don't mark variables in
1533 named sections TREE_READONLY.
1535 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1537 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1540 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1542 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1543 V_MUST_DEF instead of just the first_use_p.
1544 Don't mark the virtual variables for renaming on the statement which
1546 (pass_dse): Remove TODO_update_ssa.
1548 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1551 * stor-layout.c (compute_record_mode): For records with a single
1552 field, actually check the field's mode size against the type size.
1554 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1555 registers for TARGET_SHMEDIA.
1556 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1557 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1558 of GENERAL_REGS and FP_REGS.
1560 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1562 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1564 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1566 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1567 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1568 are omitted. Exclude stack_tie insn too.
1570 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1572 PR rtl-optimization/23098
1573 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1575 * config/rs6000/rs6000.md (movdf splitter): Use
1576 const_double_operand predicate for TARGET_POWERPC64.
1577 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1578 SYMBOL_REF method to ABI_V4.
1580 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1581 replace_equiv_address.
1582 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1583 rs6000_sr_alias_set and MEM_NOTRAP.
1584 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1586 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1588 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1589 handle CALL_EXPR again.
1591 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1593 * arm/predicates.md (alignable_memory_operand): Delete.
1595 2005-09-10 Richard Henderson <rth@redhat.com>
1598 * dbxout.c (dbxout_expand_expr): New.
1599 (dbxout_symbol): Use it.
1601 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1603 * arm.c (arm_gen_rotated_half_load): Delete.
1604 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1605 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1606 (thumb_set_return_address): Likewise.
1607 (thumb_load_double_from_address): Use adjust_address.
1608 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1609 (extendhsisi2_mem, movhi_bytes): Use change_address.
1610 (movhi): Use widen_memory_access.
1611 (reload_out_df): Use replace_equiv_address.
1612 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1614 2005-09-09 Richard Henderson <rth@redhat.com>
1617 * dbxout.c: Include expr.h.
1618 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1619 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1620 * Makefile.in (dbxout.o): Add EXPR_H.
1622 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1624 PR tree-optimization/23509
1625 * tree-cfg.c (replace_uses_by): Use replace_exp.
1626 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1627 pointers have name_mem_tag or type_mem_tag set.
1629 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1631 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1632 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1633 of wrongly accessing operands.
1635 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1637 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1638 * tree-chrec.c: Include tree-scalar-evolution.h.
1639 (chrec_convert): Instantiate the base and step before calling
1640 scev_probably_wraps_p that would fail on parametric evolutions.
1641 Collect all the fails into a single section failed_to_convert,
1642 print a diagnostic, and return chrec_dont_know instead of calling
1644 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1645 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1647 (scev_const_prop): Don't replace the definition of a loop closed ssa
1648 phi node by itself, or by another loop closed ssa phi node.
1649 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1650 that base and step are defined.
1652 2005-09-09 Richard Guenther <rguenther@suse.de>
1655 * fold-const.c (fold_ternary): Check truth_value_p before
1656 calling invert_truthvalue.
1658 2005-09-09 Nick Clifton <nickc@redhat.com>
1660 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1661 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1662 dimension of these arrays.
1663 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1665 * longlong.h: Only provide a prototype for the __clz_tab[] array
1666 if this header has not been included from libgcc2.h.
1667 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1669 Provide prototypes for exported functions.
1670 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1673 2005-09-08 Josh Conner <jconner@apple.com>
1677 * expr.c (expand_expr_addr_expr_1): Don't invoke
1678 expand_simple_binop for EXPAND_INITIALIZER.
1680 2005-09-08 Richard Henderson <rth@redhat.com>
1683 * toplev.c (wrapup_global_declaration_1): Split out ...
1684 (wrapup_global_declaration_2): ... from ...
1685 (wrapup_global_declarations): ... here. Return bool.
1686 (check_global_declaration_1): Split out ...
1687 (check_global_declarations): from here.
1688 (emit_debug_global_declarations): New.
1689 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1690 check_global_declaration_1, emit_debug_global_declarations): Declare.
1691 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1692 of decls. Call wrapup_global_declaration_1,
1693 wrapup_global_declaration_2, check_global_declaration_1 directly.
1694 (c_write_global_declarations_2): New.
1696 (c_write_global_declarations): Call c_write_global_declarations_2.
1697 * langhooks.c (write_global_declarations): Call
1698 emit_debug_global_declarations.
1700 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1701 remove decls that have DECL_RTL_SET_P.
1702 * passes.c (rest_of_decl_compilation): Invoke
1703 cgraph_varpool_finalize_decl for all but functions.
1705 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1707 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1708 the result of a conversion if the new min and max cannot be compared.
1710 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1712 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1713 (override_options): Setting s390_sr_alias_set removed.
1714 (save_fpr, save_gprs): Set alias set to vararg or frame.
1715 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1716 s390_sr_alias_set with get_frame_alias_set ().
1717 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1718 get_varargs_alias_set ().
1720 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1724 * c-parser.c (c_parser_objc_method_definition): If the next
1725 token is not "{", error out and don't start the function.
1727 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1729 * tree-vrp.c (extract_range_from_expr): Move the check for non
1730 nullness after the check for gimple invariant.
1732 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1734 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1736 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1739 * config/m32r.md (movmemsi_internal): Canonicalize order of
1740 operands in PLUS component of template.
1742 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1744 * reload1.c (fixup_eh_region_note): Remove assertion.
1745 (fixup_abnormal_edges): Reverted removal of call to
1746 find_many_sub_basic_blocks made on 2005-08-31.
1748 2005-09-07 Richard Henderson <rth@redhat.com>
1750 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1751 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1752 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1753 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1754 rearrange for better packing.
1755 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1756 (lookup_cfa_1): Remove inline marker.
1757 (cfa_equal_p): Split out of ...
1758 (def_cfa_1): ... here. Use INVALID_REGNUM.
1759 (build_cfa_loc): Handle !cfa->indirect.
1760 (frame_pointer_cfa_offset): New.
1761 (dbx_reg_number): Assert register elimination performed; do
1762 leaf register remapping.
1763 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1764 (eliminate_reg_to_offset): New.
1765 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1766 for verifiably local stack frame addresses; re-base to CFA.
1767 (mem_loc_descriptor): Remove can_use_fbreg argument.
1768 (concat_loc_descriptor, loc_descriptor): Likewise.
1769 (containing_function_has_frame_base): Remove.
1770 (rtl_for_decl_location): Don't do register elimination or
1771 leaf register remapping here.
1772 (secname_for_decl): Split out from ..
1773 (add_location_or_const_value_attribute): ... here.
1774 (convert_cfa_to_loc_list): New.
1775 (compute_frame_pointer_to_cfa_displacement): New.
1776 (gen_subprogram_die): Use them.
1777 * tree.h (frame_base_decl): Remove.
1778 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1779 (prologue_stack_adjust): Remove.
1780 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1781 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1782 (set_frame_base_location): Remove.
1783 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1784 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1785 (vt_add_function_parameters): Don't eliminate_regs.
1786 (vt_initialize): Don't create frame_base_decl.
1788 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1790 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1791 version of GNU binutils for 4.x and later.
1793 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1795 * ggc-page.c (ggc_push_context): Remove.
1796 (ggc_pop_context): Likewise.
1797 * ggc.h (ggc_push_context): Remove.
1798 (ggc_pop_context): Likewise.
1800 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1803 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1804 returning from an interrupt handler.
1806 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1809 * config/arc/arc.c (output_shift): Add check for loop count when
1812 2005-09-06 Steven Bosscher <stevenb@suse.de>
1814 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1816 (abs_replacement): Likewise.
1817 (pass_phiopt): Remove TODO_update_ssa.
1819 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1822 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1823 if "return with no value, in function returning non-void" warning
1825 * tree-cfg.c (execute_warn_function_return): Don't look at
1826 RETURN_EXPRs with TREE_NO_WARNING set.
1829 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1830 for internal functions doesn't use registers used by global registers
1831 variables. Use fewer register parameters if there are global register
1834 2005-09-06 Olivier Hainque <hainque@adacore.com>
1835 Eric Botcazou <ebotcazou@adacore.com>
1838 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1839 when we would be extracting outside its bit span (bitpos+bitsize
1840 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1841 Ada unchecked conversions.
1843 2005-09-06 Steven Bosscher <stevenb@suse.de>
1845 * tree-ssa-pre.c (try_look_through_load): New function.
1846 (compute_avail): Use it to try to look through loads for some
1847 more useful expressions.
1849 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1851 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1852 condition for detecting cases like (a&a) and (a^a).
1854 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1856 * common.opt: Add option ftree-vect-loop-version.
1857 * params.def: Add --param vect-max-version-checks.
1858 * doc/invoke.texi: Document ftree-vect-loop-version and
1859 --param vect-max-version-checks.
1860 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1861 may_misalign_stmts and defines for accessors.
1862 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1863 LOOP_VINFO_MAY_MISALIGN_STMTS.
1864 (destroy_loop_vec_info): VEC_free for
1865 LOOP_VINFO_MAY_MISALIGN_STMTS.
1866 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1867 Update documentation.
1868 (vect_update_misalignment_for_peel): New.
1869 (vect_enhance_data_refs_alignment): Update to choose loop
1870 peeling or loop versioning if appropriate for the (potentially)
1871 unaligned data references in the loop.
1872 (vect_analyze_data_refs_alignment): Remove call to
1873 vect_enhance_data_refs_alignment so the checks can be done
1875 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1876 and move up call to vect_analyze_data_refs_alignment.
1877 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1878 (vect_transform_loop): Add call to loop_version.
1880 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1882 PR rtl-optimization/23098
1883 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1884 * simplify-rtx.c (constant_pool_reference_p): New function.
1885 * rtl.h (constant_pool_reference_p): New prototype.
1886 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1887 constant_pool_reference_p in condition and
1888 avoid_constant_pool_reference in preparation statements.
1890 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1892 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1893 STRICT_LOW_PART SETs.
1895 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1898 * except.c (sjlj_emit_function_enter): Find the function begin
1899 note even when it's not in first basic block.
1901 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1903 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1904 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1905 * aclocal.m4: Regenerate.
1907 2005-09-05 DJ Delorie <dj@redhat.com>
1909 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1912 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1914 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1915 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1916 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1917 Follow spelling conventions.
1918 * doc/invoke.texi: Follow spelling conventions.
1920 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1922 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1923 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1924 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1926 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1929 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1930 (output_stack_adjust): Use gen_tmp_stack_mem.
1931 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1932 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1933 (sh_get_pr_initial_val): Likewise.
1934 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1935 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1936 * sh.md (divsi_inv_m0): Use gen_const_mem.
1937 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1938 (movdf_i4+1): Use gen_tmp_stack_mem.
1939 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1940 (fpu_switch+2): Likewise.
1941 (movv4sf_i, movv16sf_i): Use adjust_address.
1942 (symGOT_load): Set MEM_NOTRAP_P bit.
1944 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1947 * pa.c (emit_move_sequence): Fix typo in last change.
1949 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1951 PR rtl-optimization/23454
1952 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1955 2005-09-03 Richard Henderson <rth@redhat.com>
1956 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1959 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1962 2005-09-02 Nicolas Pitre <nico@cam.org>
1964 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1965 to bit_count to 32 bits.
1967 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1970 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1971 generating synthetic loads from volatile lvalues.
1973 005-09-02 Nick Clifton <nickc@redhat.com>
1975 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1976 __ctzhi2, __clzhi2): New functions.
1978 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1981 * tree-nested.c (struct var_map_elt): Mark with GTY.
1982 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1984 (lookup_field_for_decl): Allocate new element in GC memory.
1985 (lookup_tramp_for_decl): Likewise.
1986 (convert_nl_goto_reference): Likewise
1987 (create_nesting_tree): Allocate info in GC memory. Likewise for
1989 (free_nesting_tree): Free with ggc_free instead of free.
1990 (root): New static variable.
1991 (lower_nested_functions): Remove root as local variable. And zero out
1992 root at the end of the function.
1994 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1996 PR rtl-optimization/20365
1997 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1998 to short. New member ix.
1999 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2000 (simplify_plus_minus): Initialize ix members before calling qsort.
2002 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2004 PR tree-optimization/23626
2005 * tree-cfg.c (replace_uses_by): Clean up eh info.
2007 2005-09-01 DJ Delorie <dj@redhat.com>
2009 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2012 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2014 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2015 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2018 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2020 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2021 do not issue warning for a variable definition following
2024 2005-09-01 Richard Henderson <rth@redhat.com>
2027 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2028 conversion to CONST_VECTOR.
2030 2005-09-01 Richard Henderson <rth@redhat.com>
2033 * reload1.c (reload_as_needed): Check !CALL_P before calling
2034 fixup_eh_region_note.
2035 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2037 2005-09-01 DJ Delorie <dj@redhat.com>
2039 * varasm.c (output_constant): Let the target resolve
2040 conversions of addresses to non-default pointer sizes.
2042 2005-09-01 Nicolas Pitre <nico@cam.org>
2044 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2045 to alow matching ARM pre-indexed addressing mode.
2046 (arm_override_options): Remove now irrelevant comment.
2048 2005-09-01 Phil Edwards <phil@codesourcery.com>
2050 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2051 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2052 * config/i386/vxworks.h: Likewise.
2053 * config/i386/t-vxworksae: New file, for VxWorks AE.
2054 * config/i386/vxworksae.h: Likewise.
2056 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2058 PR tree-optimization/23410
2059 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2060 sequence is not wrapping during the first step.
2062 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2065 * dwarf2out.c (base_type_die): Compare char_type_node with
2066 TYPE_MAIN_VARIANT (type), not type.
2068 2005-09-01 Richard Guenther <rguenther@suse.de>
2070 PR tree-optimization/15366
2071 * common.opt: Add -finline-functions-called-once.
2072 Put -fearly-inlining in alphabetically ordered place.
2073 * doc/invoke.texi: Document new option.
2074 * ipa-inline.c (cgraph_decide_inlining): Honour
2075 flag_inline_functions_called_once.
2077 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2079 PR rtl-optimization/23478
2080 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2081 (alloc_qty): Initialize it.
2082 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2083 (combine_regs): Combine also n_throwing_calls_crossed fields.
2084 (find_free_reg): Don't attempt to caller-save pseudos crossing
2085 calls that might throw.
2086 * global.c (struct allocno): Add throwing_calls_crossed field.
2087 (global_alloc): Revert 2005-08-22 change. Initialize
2088 throwing_calls_crossed.
2089 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2092 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2095 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2096 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2097 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2098 (and64_2_operand): Tweak to use predicate.
2099 (and_operand): Adjust for mask_operand changes.
2100 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2101 (print_operand): Likewise.
2102 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2103 (mask64_1or2_operand): Delete.
2104 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2105 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2106 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2107 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2108 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2109 (rotldi3_internal4): Likewise.
2110 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2111 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2112 (ashldi3_internal7): Likewise.
2113 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2114 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2115 (anddi3 split): Don't match mask64_operand.
2116 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2117 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2118 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2119 't' splitter predicate.
2120 (movdi_internal64 + 2): Revert 2005-06-11 change.
2122 2005-08-31 DJ Delorie <dj@redhat.com>
2124 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2125 (m32c_asm_integer): Add support for 32 bit pointers.
2127 2005-08-31 Richard Henderson <rth@redhat.com>
2129 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2130 component-like references for setting MEM_NOTRAP_P.
2132 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2133 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2135 2005-08-31 Richard Henderson <rth@redhat.com>
2137 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2138 into a pseudo before applying gen_lowpart.
2140 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2142 * doc/install.texi (Specific): Update cctools version required
2143 for full functionality.
2144 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2145 linkers as -macosx_version_min.
2147 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2150 * sh.c (print_operand, %R and %S): Add handling of floating point
2151 registers, memory, constants and invalid operands.
2153 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2155 * ipa-pure-const.c: Change dump name.
2157 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2160 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2161 to "reg_or_0_operand".
2162 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2164 2005-08-31 Dale Johannesen <dalej@apple.com>
2166 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2167 loops that count down.
2169 2005-08-31 Richard Henderson <rth@redhat.com>
2172 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2173 (fixup_eh_region_note): New.
2174 (reload_as_needed): Call it.
2175 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2176 don't call find_many_sub_basic_blocks; call verify_flow_info.
2177 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2178 (keep_stack_depressed): Likewise.
2179 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2181 2005-08-31 Richard Henderson <rth@redhat.com>
2183 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2186 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2188 * expr.c (expand_expr_real_1): Compare size of address
2189 mode to target's address mode size in deciding expansion of
2190 the constant address.
2192 2005-08-31 Richard Guenther <rguenther@suse.de>
2195 * expr.c (all_zeros_p): New function.
2196 (expand_expr_real_1): Handle the case of an all-zero
2197 non-addressable constructor separately.
2199 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2201 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2202 arguments, adjust all callers.
2203 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2205 2005-08-30 Richard Henderson <rth@redhat.com>
2208 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2209 whenever the mode sizes match.
2211 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2213 * calls.c (load_register_parameters): Fix comment typo.
2214 * expr.c (emit_push_insn): Comment formatting.
2216 2005-08-30 Ian Lance Taylor <ian@airs.com>
2218 * config/i386/x-cygwin (host-cygwin): Change dependency from
2219 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2221 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2223 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2226 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2229 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2230 call to ggc_collect.
2232 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2235 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2236 beginning. Remove $(INCLUDES) from all the rules, if following
2237 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2239 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2242 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2243 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2244 not constant, but maxlen is, don't set len to maxlen, rather
2245 set maxlen to len if len is a constant.
2247 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2249 PR tree-optimization/23475
2250 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2253 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2255 Fix PR middle-end/22455
2257 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2258 Checksum only the parts of the tree that exist for the tree code.
2260 2005-08-28 Dale Johannesen <dalej@apple.com>
2262 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2264 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2266 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2268 2005-08-28 Richard Henderson <rth@redhat.com>
2270 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2271 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2274 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2277 * builtins.c (get_memory_rtx): Don't strip nops
2278 in between COMPONENT_REFs.
2280 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2283 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2285 (gimplify_modify_expr): Check for zero sized types and gimplify the
2286 rhs and lhs as statements.
2288 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2291 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2292 state for return address column of signal frames.
2294 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2297 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2298 bytes >= 2 not bytes == 2.
2299 (expand_block_move): Same.
2301 2005-08-27 Richard Guenther <rguenther@suse.de>
2304 * config/i386/sse.md (sse2_movsd): Add missing closing
2307 2005-08-27 Paul Brook <paul@codesourcery.com>
2309 * genrecog.c (enum decision_type): Add DT_num_insns.
2310 (struct decision_test): Add u.num_insns.
2311 (add_to_sequence): Add DT_num_insns test.
2312 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2313 (write_cond, debug_decision_2): Ditto.
2314 (change_state): Assume peep2_next_insn never fails.
2315 Remove "afterward" argument.
2316 (write afterward, write_tree): Update to match.
2317 * recog.c (peep2_current_count): New variable.
2318 (peep2_next_insn): Check it.
2319 (peephole2_optimize): Set peep2_current_count.
2320 * recog.h (peep2_current_count): Declare.
2322 2005-08-26 Josh Conner <jconner@apple.com>
2325 * ipa-pure-const.c (check_tree): Check for volatile-ness
2326 when considering a dereference.
2328 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2330 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2332 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2334 PR rtl-optimization/23561
2335 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2336 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2337 at most LEN bytes long memory fits into the field.
2338 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2339 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2340 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2342 2005-08-26 Richard Henderson <rth@redhat.com>
2345 * loop.c (biased_biv_may_wrap_p): New.
2346 (maybe_eliminate_biv_1): Use it to suppress non-equality
2347 comparison transformations. Delete disabled code.
2349 2005-08-26 Ian Lance Taylor <ian@airs.com>
2351 * combine.c (make_extraction): Avoid reference outside object.
2353 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2355 * stor-layout.c (finalize_type_size): Restore behaviour for
2356 non-aggregate types to the status quo ante of the patch for
2357 pr 23467. Document why it matters.
2359 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2362 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2363 array by one element, initialize the BT_LAST element with NULL.
2365 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2367 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2368 optimizing for size.
2370 (compare_plus_eqsi): Same.
2371 (plus_eqsi_compare): Same.
2372 (neg_eq0<mode>): Same.
2373 (neg_eq<mode>): Same.
2375 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2378 2005-08-26 Nick Clifton <nickc@redhat.com>
2380 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2381 TARGET_EP is not defined.
2382 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2383 TARGET_EP is enabled.
2384 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2385 * config/v850/v850.md (save_all_interrupt): Only use the EP
2386 register if TARGET_EP is defined.
2387 (restore_all_interrupt): Likewise.
2388 * config/v850/lib1funcs.asm: Update functions so that the EP
2389 register is only used if __EP__ is defined.
2391 2005-08-26 David Ung <davidu@mips.com>
2393 * config/mips/mips.c (mips_expand_prologue): Handle case when
2394 generating for MIPS16 and the outgoing argument area is more than
2395 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2398 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2400 * config/crx/crx.md: Make doloop_end pattern usage controllable
2401 via mloop-nesting=<max-nesting> command line switch. Make sure
2402 the combiner cannot use doloop_end_<mode> in an illegal way.
2403 * config/crx/crx.c: Use regs up to r6 for argument passing.
2404 Refine crx_address_cost (non cst4 displacements are expensive).
2405 * config/crx/crx.opt: Add switch for mloop-nesting=.
2407 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2409 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2410 (UNSPEC_MVST): New constant.
2412 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2414 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2415 Reject operands containing eliminable registers.
2416 * testsuite/gcc.dg/20050825-1.c: New testcase.
2418 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2419 Jan Hubicka <jh@suse.cz>
2421 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2423 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2425 PR tree-optimization/23546
2426 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2429 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2431 * params.def (PARAM_MIN_SPEC_PROB): New.
2432 * sched-rgn.c (MIN_PROBABILITY): Delete.
2433 (compute_trg_info): Convert to PARAM_VALUE.
2434 * doc/invoke.texi (param): Document min-spec-prob.
2436 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2438 * config/darwin.h: define __PIC__
2439 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2440 TARGET_OS_CPP_BUILTINS macro.
2442 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2444 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2447 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2449 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2451 * cfghooks.c (duplicate_block): Added position where to place
2452 new block as argument.
2453 * cfghooks.h (duplicate_block): Declaration changed.
2454 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2456 * cfglayout.h (copy_bbs): Declaration changed.
2457 * cfgloop.h (loop_version): Declaration changed.
2458 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2459 position to copy_bbs.
2460 (loop_version): Pass position to duplicate_loop_to_header_edge.
2461 Add place_after argument and position new blocks according to
2463 * modulo-sched.c (sms_schedule): Pass place_after argument
2465 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2466 * tree-cfg.c (split_edge_bb_loc): New function.
2467 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2468 to determine position of new blocks.
2469 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2471 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2472 argument to duplicate_block.
2473 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2474 Pass position to copy_bbs.
2476 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2478 * fold-const.c (ptr_difference_const): Use
2479 cst_and_fits_in_hwi instead of host_integerp.
2481 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2483 * config/darwin.c (gen_pic_offset): New.
2484 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2487 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2489 PR tree-optimization/23486
2490 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2492 2005-08-23 Phil Edwards <phil@codesourcery.com>
2494 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2495 remove use_collect2.
2496 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2498 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2499 configuration files to override the default value.
2501 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2502 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2503 * config/vx-common.h: New file, split out from...
2504 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2505 * config/vxworksae.h: New file, for VxWorks AE.
2506 * config/vxworks.opt: New file.
2507 * config/vxlib.c: Update for VxWorks 6.
2509 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2510 other MULTILIB_* variables appropriately.
2511 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2512 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2513 * config/rs6000/vxworks.h: Update for VxWorks 6.
2514 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2516 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2519 * config/darwin.c (machopic_select_section): Remove the hack to
2520 mark "::operator new" and "::operator delete" for coalescing
2521 even though they are not weak.
2523 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2525 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2526 * configure: Regenerate.
2528 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2531 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2533 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2534 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2537 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2539 * config/rs6000/predicates.md (equality_operator): New.
2540 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2541 comparison with a large constant.
2543 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2545 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2547 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2549 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2550 registers is even, and we have a hardware double precision fp,
2552 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2553 size of current argument when checking if argument was passed in
2556 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2559 * stor-layout.c (finalize_type_size): Dont override
2560 existing alignment with a smaller alignment from the mode.
2562 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2564 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2565 * lambda.h (lambda_vector_lexico_pos): ... here.
2566 * tree-data-ref.c (build_classic_dist_vector): Return false when
2567 the distance vector is lexicographically negative.
2569 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2571 PR tree-optimization/23511
2572 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2573 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2575 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2577 PR tree-optimization/22043
2578 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2579 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2580 If ALLOW_FLEXARR, handle types ending with flexible array member.
2581 Pass false as second argument to recursive count_type_elements calls.
2582 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2583 argument to count_type_elements call.
2584 * tree-sra.c (decide_block_copy): Likewise.
2585 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2586 for a constant-sized object, set cleared as well. Pass true as
2587 second argument to count_type_elements call.
2589 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2592 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2593 from legitimate_small_data_p, and make global. Update use.
2594 Remove forward declaration.
2595 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2597 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2599 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2601 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2602 of scratch intermediates.
2603 (eq<mode>_compare): Same.
2604 (neg_eq0<mode>): New.
2605 (neg_eq<mode>): Convert to define_insn_and_split.
2607 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2610 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2611 stdarg functions, set/clear the fp marker even when no variable
2613 * config/rs6000/sysv4.opt (mprototype): Describe.
2615 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2617 PR rtl-optimization/23478
2618 * regs.h (reg_info): Add throw_calls_crossed.
2619 (REG_N_THROWING_CALLS_CROSSED): Define.
2620 * flow.c (allocate_reg_life_data): Initialize
2621 REG_N_THROWING_CALLS_CROSSED.
2622 (propagate_one_insn, attempt_auto_inc): Update
2623 REG_N_THROWING_CALLS_CROSSED.
2624 * global.c (global_alloc): Don't allocate pseudos across
2625 calls that may throw.
2627 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2630 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2631 value is inbetween the range if we did not find an exact match.
2633 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2635 * doc/invoke.texi (Option Summary): Add ms1 options.
2636 * doc/extend.texi: Document interrupt handler attribute for ms1.
2637 * doc/md.texi: Document ms1 constraints.
2638 * config.gcc: Add ms1-*-elf.
2639 * config/ms1/ms1.h: New.
2640 * config/ms1/ms1.c: New.
2641 * config/ms1/ms1.md: New.
2642 * config/ms1/ms1-protos.h: New.
2643 * config/ms1/ABI.txt: New.
2644 * config/ms1/crti.asm: New.
2645 * config/ms1/crtn.asm: New.
2646 * config/ms1/lib2extra-funcs.c: New.
2647 * config/ms1/t-ms1: New.
2648 * config/ms1/ms1.opt: New.
2650 2005-08-22 Ira Rosen <irar@il.ibm.com>
2652 * config/rs6000/altivec.md (xorv4sf3): New.
2653 (negv4sf2, neg<mode>2): Likewise.
2655 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2658 * config/ia64/ia64.md (divsi3): Check divide by zero.
2659 (udivsi3): Likewise.
2661 (udivdi3): Likewise.
2663 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2665 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2666 up to elem_bitsize bits, not max_bitsize.
2668 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2670 PR tree-optimization/23433
2671 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2672 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2674 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2676 PR tree-optimization/23434
2677 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2678 the iteration bound is not an INTEGER_CST.
2680 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2682 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2683 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2684 NULL if need_epilog_adjust is false.
2685 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2686 Case 3 always peels first itration, not just for PLUS case, and no need
2687 to use scalar_initial_def here. Create an epilog adjustment only if
2688 scalar_initial_def is not NULL.
2690 (vectorizable_reduction): Remove assert.
2692 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2695 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2696 (__moddi3): Likewise.
2697 (__udivdi3): Likewise.
2698 (__umoddi3): Likewise.
2699 (__divsi3): Likewise.
2700 (__modsi3): Likewise.
2701 (__udivsi3): Likewise.
2702 (__umodsi3): Likewise.
2704 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2706 * tree-pass.h (TDF_GRAPH): Define.
2707 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2708 * passes.c (finish_optimization_passes): Only call
2709 finish_graph_dump_file if TDF_GRAPH is set.
2710 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2711 NULL. Set TDF_GRAPH bit.
2712 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2714 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2716 * arm.h (arm_stack_offsets): Add locals_base field.
2717 * arm.c (arm_get_frame_offsets): Compute it.
2718 (thumb_compute_initial_elimination offset): Make the Thumb frame
2719 pointer point to the base of the local variables.
2720 (thumb_expand_prologue): Update accordingly.
2721 (thumb_expand_epilogue): Likewise.
2723 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2724 mode of clobbered scratch to DImode. Handle a case that's known to
2727 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2729 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2730 (gt0<mode>_compare): Delete.
2731 (neg_gt0<mode>): Delete.
2733 2005-08-19 Eric Christopher <echristo@apple.com>
2735 * optabs.h: Change CTI_ to COI_.
2738 2005-08-19 James E Wilson <wilson@specifix.com>
2740 * builtins.c (expand_builtin_return_addr): Set
2741 current_function_accesses_prior_frames when count != 0. Use
2742 frame_pointer_rtx when count == 0.
2743 * function.h (struct function): Add accesses_prior_frames field.
2744 (current_function_accesses_prior_frames): Define.
2745 * reload1.c (init_elim_table): Check
2746 current_function_accesses_prior_frames.
2747 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2749 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2751 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2752 indicator. Return true if the flowgraph changed during
2755 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2758 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2759 conditional expression before testing its value.
2761 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2763 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2765 2005-08-19 Devang Patel <dpatel@apple.com>
2767 PR tree-optimization/23048
2768 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2769 third parameter. Check whether latch is dominated by exit
2771 (if_convertible_loop_p): Supply exit block itself to
2772 if_convertible_bb_p.
2774 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2777 * arm.md (arm_load_pic_register): Change argument to the mask of
2778 saved registers. Call thumb_find_work_register if we need a
2779 scratch register on Thumb.
2780 (arm_expand_prologue): Pass empty register set to
2781 arm_load_pic_register.
2782 (thumb_expand_prologue): Pass live_regs_mask directly to
2783 arm_load_pic_register.
2784 * arm-protos.h (arm_load_pic_register): Update prototype.
2786 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2788 * sh.c (find_sole_member): New function.
2789 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2790 if the record's alignment is larger than the size of its only member.
2792 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2795 * arm.c (thumb_legitimize_reload_address): New function.
2796 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2797 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2799 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2801 * config/crx/crx.c: Implement crx_decompose_address. Reject
2802 symbolic displacements since CRX register relative adressing
2803 mode can't handle unsigned 32-bit values as displacements.
2804 * config/crx/crx.h: Simplify definitions, remove redundant
2805 parenthesis and obsolete macros.
2806 * config/crx/crx.opt: Add new switch for debugging addresses.
2807 * config/crx/crx-protos.h: Add new declarations for above.
2809 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2812 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2815 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2817 * collect2.c (dup2): Delete.
2818 * configure.ac: Don't check for dup2.
2820 * config.in, configure: Regenerate.
2822 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2824 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2825 record with the type of its only member.
2827 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2829 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2830 define_insn_and_split.
2831 (plus_ltu<mode>_compare): Same.
2832 (gtu<mode>_compare): Same.
2833 (plus_gtu<mode>_compare): Same.
2835 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2837 PR tree-optimization/22228
2838 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2840 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2841 are recorded in vect_vnames_to_rename for renaming.
2842 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2843 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2844 in vect_vnames_to_rename.
2845 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2846 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2848 2005-08-18 Jan Hubicka <jh@suse.cz>
2851 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2852 info only for local statics, not for member variables.
2854 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2856 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2858 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2860 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2862 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2865 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2867 2005-08-17 James E Wilson <wilson@specifix.com>
2869 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2872 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2874 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2875 (leu<mode>_compare): Same.
2876 (plus_leu<mode>): Same.
2877 (neg_leu<mode>): Same.
2878 (and_neg_leu<mode): Same.
2879 (ltu<mode>_compare): Same.
2880 (plus_ltu<mode>): Same.
2882 (geu<mode>_compare): Same.
2883 (plus_geu<mode>): Same.
2884 (neg_geu<mode>): Same.
2885 (and_neg_geu<mode>): Same.
2886 (plus_gt<mode>): Same.
2887 (gtu<mode>_compare): Same.
2888 (plus_gtu<mode>): Same.
2890 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2892 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2893 Move call_table_data to end. Delete spurious .text.
2894 (callt_save_all_interrupt): Fix comment typo.
2896 2005-08-17 James E Wilson <wilson@specifix.com>
2897 Kevin Winchester <winchester@amirix.com>
2900 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2902 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2905 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2906 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2908 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2910 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2911 record with the type of its only member if the modes don't match.
2913 * varasm.c (decode_reg_name): Skip empty additional register names.
2915 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2917 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2918 lsm_tmp_name_length): New.
2919 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2920 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2922 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2923 Andreas Krebbel <krebbel1@de.ibm.com>
2925 * config.gcc: Added z9-109 switch.
2926 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2927 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2928 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2929 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2930 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2931 for "z9_109" cpu attribute.
2932 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2933 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2934 (s390_handle_arch_option): Added z9-109 switch.
2935 (override_options): Set respective cost function for z9-109.
2936 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2937 (legitimate_reload_constant_p): Accept extended immediates.
2938 (print_operand): Three new output modifiers added: k, m and o.
2939 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2940 (s390_output_mi_thunk): Use extended immediate when possible.
2941 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2942 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2943 (CONSTRAINT_LEN): Added length of O constraint.
2944 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2945 * config/s390/s390.md ("cpu"): New value z9_109 added.
2946 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2947 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2948 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2949 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2950 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2951 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2952 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2953 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2954 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2955 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2956 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2957 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2958 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2959 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2960 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2962 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2963 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2964 insns for TARGET_EXTIMM.
2966 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2968 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2970 2005-08-17 Nick Clifton <nickc@redhat.com>
2972 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2973 Call default_encode_section_info.
2975 2005-08-17 Steven Bosscher <stevenb@suse.de>
2977 PR tree-optimization/21574
2978 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2979 constant, return CONSTANT.
2980 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2981 (ccp_fold, visit_assignment): Likewise.
2982 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2984 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2986 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2987 fold_buildN instead of buildN then fold_initializer or fold.
2988 (build_unary_op): Likewise.
2989 (build_binary_op): Likewise.
2990 * fold-const.c (fold_initializer): Remove.
2991 (fold_build1_initializer): New function.
2992 (fold_build2_initializer): New function.
2993 (fold_build3_initializer): New function.
2994 * tree.h (fold_initializer): Remove.
2995 (fold_build1_initializer): New function.
2996 (fold_build2_initializer): New function.
2997 (fold_build3_initializer): New function.
2999 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3001 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3002 (try_move_mult_to_index): Call fold_build2 instead of build2.
3003 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3004 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3005 fold_binary_to_constant.
3006 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3008 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3009 check if A == gcd (A, B). Remove TYPE argument.
3010 (analyze_offset) Use fold_build2 instead of fold (build.
3011 (create_data_ref): Likewise.
3012 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3013 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3016 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3018 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3019 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3021 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3024 * gimplify.c (zero_sized_type): New function.
3025 (gimplify_modify_expr_rhs): If we have a zero sized type,
3026 replace the statement with an empty statement.
3028 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3030 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3033 2005-08-16 Ian Lance Taylor <ian@airs.com>
3035 * doc/tm.texi (Label Output): Correct typo.
3037 2005-08-16 Steven Bosscher <stevenb@suse.de>
3040 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3041 force_operand will work later on using have_insn_for.
3043 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3045 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3047 2005-08-16 Ian Lance Taylor <ian@airs.com>
3050 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3051 vector type, don't try to construct it element by element. Add an
3052 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3054 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3056 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3058 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3060 * doc/invoke.texi (Precompiled Headers): Document some more options
3061 which are known to be safe.
3063 2005-08-16 James E Wilson <wilson@specifix.com>
3065 PR tree-optimization/21105
3066 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3067 TREE_OVERFLOW check.
3069 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3071 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3072 (neg_ltu<mode>): Same.
3074 (neg_gtu<mode>): Same.
3076 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3078 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3079 (fold_builtin_isdigit): Use fold_buildN.
3080 (build_function_call_expr): Likewise.
3081 * c-typeck.c (c_finish_loop): Likewise.
3083 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3084 Richard Shann <rshann@superh.com>
3086 PR middle-end/20396:
3087 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3089 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3091 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3093 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3096 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3097 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3100 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3103 * fold-const.c (build_range_check): Disable optimization for function
3104 pointer expressions on targets that require function pointer
3107 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3109 * simplify-rtx.c (simplify_const_relational_operation): When
3110 extracting arguments of a COMPARE, recompute the mode as well.
3112 2005-08-15 Ian Lance Taylor <ian@airs.com>
3114 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3116 2005-08-15 DJ Delorie <dj@redhat.com>
3118 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3120 (movsi_splittable): Allow, but split, moves to the stack.
3121 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3124 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3126 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3127 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3128 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3130 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3131 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3132 Delete HOST_PTR_PRINTF.
3134 * configure, config.in: Regenerate.
3136 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3138 * config/rs6000/rs6000.md (QHSI): New mode macro.
3139 (wd): Extend mode attr for QImode and HImode
3140 (dbits): New mode attr.
3141 (zero_extend<mode>di2): Convert to mode macro.
3143 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3146 * doc/invoke.texi (-mgnu-ld): Update description.
3149 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3152 * Makefile.in (tree-chrec.o): Depends on real.h.
3153 * tree-chrec.c: Include real.h.
3154 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3155 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3156 * tree-scalar-evolution.c (add_to_evolution_1,
3157 interpret_rhs_modify_expr): Ditto.
3159 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3162 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3163 step is negative compute the estimation from init downwards to zero.
3165 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3167 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3169 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3171 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3173 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3174 Accept double-word constants that can be split.
3175 * config/s390/s390.md ("movti"): Use 'P' constraint.
3176 ("*movdi_31", "*movdf_31"): Likewise.
3178 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3180 Fix PR tree-optimization/22615
3182 * tree-ssa-structalias.c (solution_set_add): Handle
3183 first_vi_for_offset returning NULL.
3184 (do_da_constraint): Ditto.
3185 (do_sd_constraint): Ditto.
3186 (do_ds_constraint): Ditto
3187 (find_func_aliases): Ditto.
3188 (build_constraint_graph): RHS is allowed be ANYTHING.
3189 (first_vi_for_offset): Return NULL if we couldn't find anything at
3192 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3194 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3195 over memory as first operand.
3197 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3200 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3201 available for setting it.
3203 2005-08-14 Ira Rosen <irar@il.ibm.com>
3205 PR tree-optimization/23320
3206 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3207 data-refs' types instead of base object nullness. Add check for
3208 pointer type data-refs before first location comparison. Remove
3211 2005-08-14 Andreas Schwab <schwab@suse.de>
3213 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3215 2005-08-13 James E Wilson <wilson@specifix.com>
3217 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3218 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3219 -fstack-protector-all, --param ssp-buffer-size): Document.
3220 (-Wvariadic-macros): Alphabetize.
3221 (-fsched-stalled-insns-dep): Add missing 'f'.
3223 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3226 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3228 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3229 or indirect address operand.
3230 (EXTRA_ADDRESS_CONSTRAINT): New.
3231 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3233 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3235 PR tree-optimization/22236
3236 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3237 successors and predecessors.
3238 * tree-chrec.c (chrec_convert): Before converting, check that
3239 sequences don't wrap.
3240 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3241 (analyze_array): Extern.
3242 (find_data_references_in_loop): Remove call to
3243 compute_estimated_nb_iterations.
3244 * tree-data-ref.h (analyze_array): Declared.
3245 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3246 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3247 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3248 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3250 * tree-ssa-loop-ivcanon.c: Fix documentation.
3251 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3252 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3253 (infer_loop_bounds_from_undefined): New.
3254 (estimate_numbers_of_iterations_loop): Use
3255 infer_loop_bounds_from_undefined.
3256 (used_in_pointer_arithmetic_p): New.
3257 (scev_probably_wraps_p): Pass an extra parameter. Call
3258 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3259 (convert_step): Fix documentation.
3260 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3261 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3262 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3263 scev_probably_wraps_p.
3265 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3267 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3268 (s390_register_info): Ignore clobbered_regs information for fixed
3269 registers, and only fixed registers.
3270 (s390_init_frame_layout): Remove redundant call.
3272 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3274 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3275 description of -Wold-style-casts.
3277 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3278 Jakub Jelinek <jakub@redhat.com>
3280 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3281 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3282 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3283 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3284 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3285 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3286 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3287 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3288 ("stack_protect_set", "stack_protect_test"): New expanders.
3289 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3290 "stack_protect_testdi"): New insn definitions.
3292 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3294 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3296 2005-08-12 Paul Brook <paul@codesourcery.com>
3298 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3300 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3302 * config/s390/predicates.md (setmem_operand): New predicate.
3303 (shift_count_operand): Accept ANDs with special constants as
3305 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3306 with special constants.
3307 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3308 shift_count_operand with setmem_operand.
3310 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3312 * config/s390/s390.c (s390_extract_part, s390_single_part):
3314 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3315 (s390_output_mi_thunk): Don't use lg on 31 bit.
3316 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3317 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3319 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3321 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3322 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3323 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3324 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3325 with one of the new macros.
3327 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3329 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3330 Don't set save_return_addr_p.
3331 (s390_register_info): Make clobbered_regs not depending on
3334 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3336 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3337 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3339 2005-08-11 James E. Wilson <wilson@specifix.com>
3341 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3343 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3345 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3346 locations gathered by var-tracking in single entry loc_list
3347 over loc_descriptor_from_tree.
3349 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3350 pass it down to loc_descriptor.
3351 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3352 (containing_function_has_frame_base): Move earlier in the file.
3353 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3354 instead of always assuming fbreg can't be used.
3356 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3358 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3359 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3360 Accept address wrapped in AND for Altivec.
3361 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3362 Strip AND wrapping offset address for Altivec.
3364 2005-08-11 Richard Henderson <rth@redhat.com>
3367 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3368 before using TYPE_IS_SIZETYPE.
3370 2005-08-11 Richard Henderson <rth@redhat.com>
3373 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3374 insn types not present on ev4.
3375 (alphaev5_insn_pipe): Similarly.
3377 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3380 * arm.c (arm_override_options): If the user has selected callee-super-
3381 interworking, then enable normal interworking.
3383 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3385 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3388 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3390 * doc/rtl.texi: Fix two typos.
3392 2005-08-11 Richard Guenther <rguenther@suse.de>
3395 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3396 cases where we call to/from functions returning void.
3398 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3401 * tree.c (build_pointer_type_for_mode): Robustify.
3403 2005-08-10 James E Wilson <wilson@specifix.com>
3405 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3406 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3408 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3411 2005-08-10 Eric Christopher <echristo@apple.com>
3413 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3414 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3417 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3420 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3421 for the high part when generating dynamic-no-pic code.
3423 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3425 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3426 (x86_64-*-linux*): Likewise.
3428 * config/i386/crtfastmath.c: New file.
3429 * config/i386/t-crtfm: Likewise.
3431 * config/i386/linux.h (ENDFILE_SPEC): New.
3432 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3434 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3437 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3439 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3440 (vec_shl, vec_shr): Document new operations.
3441 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3443 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3445 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3446 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3447 change predicate to indexed_or_indirect_address.
3449 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3451 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3452 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3453 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3454 and __aeabi_uwrite8.
3455 * config/arm/unaligned-funcs.c: New file.
3456 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3458 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3460 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3462 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3463 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3465 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3466 * final.c (pass_shorten_branches): Add dump.
3467 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3468 (pass_life): Rename dump.
3469 (rest_of_handle_flow2): Remove initial verify_flow_info.
3470 * function.c (pass_instantiate_virtual_regs): Add dump.
3471 * integrate.c (pass_initial_value_sets): Add dump.
3472 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3473 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3474 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3475 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3476 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3477 gate_rtl_unrool_and_peel_loops): New.
3478 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3479 rtl_doloop): Do not look at flags.
3480 * mode-switching.c (pass_mode_switching): Add dump.
3481 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3482 pass_split_before_regstack): Add dump.
3483 * regmove.c (pass_stack_adjustments): Add dump.
3484 * tree-optimize.c (pass_fixup_cfg): Add dump.
3486 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3489 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3490 deciding which instruction sequence to use.
3492 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3494 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3495 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3497 2005-08-09 Richard Guenther <rguenther@suse.de>
3499 * c-common.c (builtin_function_2): Remove.
3500 (def_builtin_1): New function.
3501 (c_common_nodes_and_builtins): Use def_builtin_1 to
3502 build builtin functions.
3504 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3506 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3507 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3508 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3511 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3513 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3514 fold_binary instead of fold_build2 since we don't care about the
3516 (loop_niter_by_eval): Likewise.
3517 (compare_trees): Likewise.
3518 (proved_non_wrapping_p): Likewise.
3520 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3524 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3525 if the if is really empty.
3527 2005-08-09 Steven Bosscher <stevenb@suse.de>
3529 PR tree-optimization/23234
3530 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3531 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3532 argument of the new enum.
3533 (execute_cse_reciprocals): Add reciprocals for function arguments
3534 on the unique successor edge of the entry block. Update other calls
3535 to execute_cse_reciprocals_1.
3537 2005-08-08 Richard Henderson <rth@redhat.com>
3540 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3542 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3544 * expr.c (write_complex_part): Return after handling MEM.
3546 2005-08-08 Josh Conner <jconner@apple.com>
3548 PR rtl-optimization/23241
3549 * combine.c (simplify_comparison): Fix error in determining
3550 whether to lift a subreg from comparison.
3552 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3555 * config/rs6000/altivec.md (vec_init<mode>): New.
3556 (vec_set<mode>): New.
3557 (vec_extract<mode>): New.
3558 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3559 (rs6000_expand_vector_set): New.
3560 (rs6000_expand_vector_extract): New.
3561 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3562 for Altivec modes before reload.
3563 (altivec_expand_vec_init_builtin): New.
3564 (get_element_number): New.
3565 (altivec_expand_vec_set_builtin): New.
3566 (altivec_expand_vec_ext_builtin): New.
3567 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3569 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3571 * config/rs6000/rs6000.h (rs6000_builtins): Add
3572 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3573 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3574 * config/rs6000/rs6000-protos.h: Declare new functions.
3576 2005-08-08 Jan Hubicka <jh@suse.cz>
3578 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3579 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3580 * i386.md (movdi*): Use pic_32bit_operand.
3581 * predicates.md (pic_32bit_operand): New.
3583 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3586 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3588 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3590 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3591 (test_for_singularity): Use fold_build2.
3593 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3595 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3597 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3599 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3600 (COMMON_ASM_OP) Define.
3601 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3602 (ix86_encode_section_info): Likewise.
3603 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3604 SUBTARGET_ENCODE_SECTION_INFO.
3606 2005-08-06 Richard Henderson <rth@redhat.com>
3609 * tree-nested.c (convert_local_reference): Save and restore val_only
3610 around component_ref and friends. Clear walk_subtrees by default.
3612 2005-08-06 Peter O'Gorman <peter@pogma.com>
3615 * gcc.c (process_command): Check the argument to -b has a dash.
3616 * doc/invoke.texi: Update -b and -V docs.
3618 2005-08-06 James E Wilson <wilson@specifix.com>
3620 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3622 2005-08-06 Michael Matz <matz@suse.de>
3624 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3625 member only if only one insn is associated with the value.
3627 2005-08-06 Nick Clifton <nickc@redhat.com>
3629 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3631 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3632 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3633 Check symbol flags instead of symbol name mangling.
3634 (xstormy16_asm_output_aligned_common): Likewise. Also
3635 simplify code since the bss100_section cass is the only case
3636 where the below100 code will be triggered.
3637 (xstormy16_encode_section_info): Encode below100 attribute
3638 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3640 (xstormy16_strip_name_encoding): Delete - this function is no
3642 (TARGET_STRIP_NAME_ENCODING): Undefine.
3643 * config/stormy16/stormy16-protos.h: Delete prototype for
3644 xstormy16_strip_name_encoding.
3646 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3648 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3649 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3650 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3651 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3652 config/alpha/predicates.md, config/arc/arc.h,
3653 config/arm/arm.h, config/arm/ieee754-df.S,
3654 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3655 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3656 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3657 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3658 config/m68hc11/m68hc11.h, config/mips/mips.c,
3659 config/mips/mips.h, config/mips/openbsd.h,
3660 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3661 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3662 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3663 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3664 config/sparc/linux.h, config/sparc/linux64.h,
3665 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3666 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3667 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3668 typos. Follow spelling conventions.
3670 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3673 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3674 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3675 specially. Check for side effects only for COND_EXPR.
3676 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3677 return with TREE_NO_WARNING.
3679 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3681 PR rtl-optimization/23233
3682 * loop.c (combine_movables): Require the modes to be the same.
3683 (move_movables): Remove handling of cases where the replacement
3684 had a different mode to the original.
3686 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3688 PR tree-optimization/23128
3689 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3690 subtraction wrap, and set TREE_OVERFLOW if they do.
3692 2005-08-05 Richard Henderson <rth@redhat.com>
3695 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3696 FORCED_LABEL labels.
3698 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3701 * reload.c (find_reloads_subreg_address): Pass down TYPE
3702 unchanged. Change all callers except find_reloads_toplev.
3704 2005-08-05 Michael Matz <matz@suse.de>
3706 * genattrtab.c (current_alternative_string): Remove.
3707 (SIMPLIFY_ALTERNATIVE): Ditto.
3708 (attr_alt_bit_p): Ditto.
3709 (alternative_name): Make const char *.
3710 (evaluate_eq_attr): Remove use of above things.
3711 (simplify_test_exp): Ditto.
3712 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3713 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3715 2005-08-04 James E Wilson <wilson@specifix.com>
3717 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3718 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3719 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3720 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3721 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3723 2005-08-04 Richard Henderson <rth@redhat.com>
3726 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3727 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3728 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3729 if we'd have to instantiate too many members.
3731 2005-08-04 Richard Henderson <rth@redhat.com>
3734 * tree-outof-ssa.c (coalesce_asm_operands): New.
3735 (coalesce_ssa_name): Use it. Split out ...
3736 (coalesce_phi_operands, coalesce_result_decls): ... these.
3738 2005-08-04 Paul Brook <paul@codesourcery.com>
3740 * read-rtl.c (read_quoted_string): Break if EOF.
3742 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3744 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3745 (fold_build2): Likewise.
3746 (fold_build3): Likewise.
3747 (fold_build1_stat): New function prototype.
3748 (fold_build2_stat): Likewise.
3749 (fold_build3_stat): Likewise.
3750 * fold-const.c (fold_build1): Rename to ..
3751 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3752 through to build1_stat.
3753 (fold_build2): Rename to ..
3754 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3755 through to build2_stat.
3756 (fold_build3): Rename to ..
3757 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3758 through to build3_stat.
3760 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3761 Ian Lance Taylor <ian@airs.com>
3763 * function.c (assign_stack_local_1): Do not correct stack slot
3764 address if allocation size is smaller than mode size.
3766 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3769 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3770 (tree_merge_blocks): Propagate anything allowed by
3772 Clarify documentation.
3773 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3774 SSA form, schedule an update if necessary.
3776 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3778 * doc/install.texi (Binaries): Remove broken link to
3779 Sinix/Reliant Unix binaries.
3781 2005-08-03 Richard Henderson <rth@redhat.com>
3784 * function.c (stack_protect_epilogue): Export.
3785 * tree.h (stack_protect_epilogue): Declare.
3786 * calls.c (expand_call): Call it.
3788 2005-08-03 Eric Christopher <echristo@apple.com>
3790 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3791 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3794 2005-08-04 Jan Hubicka <jh@suse.cz>
3796 * profile.c (branch_prob): Split edges with goto locus on them
3797 to get proper line counts.
3798 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3800 2005-08-03 Paul Brook <paul@codesourcery.com>
3802 * function.c (assign_parms): Round current_function_args_size
3803 to PARM_BOUNDARY, not STACK_BOUNDARY.
3805 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3807 * config/i386/i386.c (x86_elf_aligned_common)
3808 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3810 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3812 PR tree-optimization/23157
3813 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3814 before emitting them.
3816 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3818 PR tree-optimization/19899
3819 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3820 * tree-scalar-evolution.c: Include real.h.
3821 (add_to_evolution): Build constant -1 of correct type.
3823 2005-08-03 Jan Hubicka <jh@suse.cz>
3825 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3826 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3827 profile updating for complette unrolling.
3828 * loop-unroll.c (peel_loop_completely): Use it.
3829 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3830 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3833 2005-08-03 Paul Brook <paul@codesourcery.com>
3835 * combine.c (can_change_dest_mode): New function.
3836 (try_combine, simplify_set): Use it.
3838 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3840 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3843 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3845 * doc/install.texi (Specific): Adjust link to openavr.org.
3846 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3847 (Binaries): Adjust HP-UX Porting Center link.
3848 (Binaries): Adjust Free Software Foundation ordering link.
3850 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3852 * convert.c (convert_to_integer): Use fold_build1 instead of
3853 build1 when converting an integer to an integer.
3855 2005-08-02 Richard Henderson <rth@redhat.com>
3857 * combine.c (combine_instructions): Don't use reg_equal/equiv
3858 results if the mode doesn't match.
3860 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3862 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3863 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3865 2005-08-02 Richard Henderson <rth@redhat.com>
3868 * explow.c (memory_address): Remove special-case for
3869 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3871 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3874 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3875 number of calls to cleanup_tree_cfg_1.
3877 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3879 * doc/invoke.texi: document file extensions .F90 and .F95
3881 2005-08-02 Richard Guenther <rguenther@suse.de>
3883 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3884 positive if its first argument is positive.
3886 2005-08-02 Richard Guenther <rguenther@suse.de>
3888 PR tree-optimization/23177
3889 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3892 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3894 PR tree-optimization/23129
3895 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3896 varying for divisions with anti-ranges.
3898 2005-08-02 Jan Hubicka <jh@suse.cz>
3900 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3901 * tree-ssa-threadupdate.c (thread_block): Add it here.
3903 2005-08-01 James E Wilson <wilson@specifix.com>
3905 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3906 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3907 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3909 * config/mips/predicates.md (const_call_insn_operand): Add check for
3910 SYMBOL_REF_LONG_CALL_P.
3911 * doc/extend.texi (long_call): Document the new attribute.
3913 2005-08-01 Ian Lance Taylor <ian@airs.com>
3914 Richard Henderson <rth@redhat.com>
3916 * Makefile.in (RTL_BASE_H): Add real.h.
3917 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3919 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3921 * rtl.c (rtl_check_failed_code_mode): New.
3922 * rtl.h (struct rtx_def): Add u.rv.
3923 (XCMWINT, XCNMPRV): New.
3924 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3925 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3927 2005-08-01 Richard Henderson <rth@redhat.com>
3929 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3930 with auto-inc codes.
3932 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3934 2005-08-01 Jan Hubicka <jh@suse.cz>
3936 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3937 * i386.c: Include dwarf2.h
3938 (asm_preferred_eh_data_format): New.
3939 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3941 2005-08-01 Ian Lance Taylor <ian@airs.com>
3943 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3944 randomize_va_space for virtual address randomization control.
3946 2005-08-01 Steven Bosscher <stevenb@suse.de>
3948 * common.opt (flag_ipa_cp): Put in right place to maintain
3951 2005-08-01 Jan Hubicka <jh@suse.cz>
3953 * profile.c (compute_value_histograms): Fix thinko.
3954 * value-prof.c: Include toplev.h
3955 (check_counter): New function.
3956 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3957 tree_mod_subtract_transform): Add sanity check.
3959 2005-08-01 Richard Guenther <rguenther@suse.de>
3961 PR tree-optimization/23133
3962 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3963 current functions parameter decls to find defs to cse
3966 2005-08-01 Richard Guenther <rguenther@suse.de>
3968 PR tree-optimization/23109
3969 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3970 If trapping math is in effect, use post-dominator information
3971 to check if we'd in any case reach a trapping point before
3972 doing the reciprocal insertion.
3973 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3974 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3975 expressions are invariant only if trapping math is not in effect.
3977 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3979 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3980 cgraph_function_versioning): New declarations.
3981 * cgraphunit.c: Add include to ipa-prop.h.
3982 (update_call_expr, cgraph_copy_node_for_versioning,
3983 cgraph_function_versioning): New functions.
3984 * integrate.c (copy_decl_for_inlining): Remove.
3985 * ipa-prop.h (ipa_replace_map): New struct.
3986 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3987 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3988 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3989 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3990 ipcp_iterate_stage, ipcp_method_scale_print,
3991 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3992 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3993 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3994 ipcp_update_bb_counts, ipcp_update_profiling,
3995 ipcp_update_edges_counts): New functions.
3996 (ipcp_method_cval_init): Remove restriction regarding local methods.
3997 (ipcp_init_stage): Add ipcp_method_compute_scale.
3998 (ipcp_insert_stage): Add versioning.
3999 (ipcp_structures_print): Add ipcp_method_scale_print.
4000 (ipcp_driver): Dump profiling info.
4001 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4002 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4003 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4004 (struct inline_data): Add versioning_p, ipa_info, new fields.
4005 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4006 declare_return_variable): Replace calls to copy_decl_for_inlining with
4008 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4010 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4011 Add argument VERSIONING.
4012 (copy_arguments_for_versioning, copy_static_chain,
4013 function_versionable_p, tree_versionable_function_p,
4014 tree_function_versioning, replace_ref_tree): New functions.
4015 * tree-inline.h: Include varray.h.
4016 (tree_versionable_function_p, tree_function_versioning,
4017 tree copy_decl_for_dup): New declarations.
4019 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4021 * ipa-cp.c: New file. Contains IPCP specific functionality.
4022 * ipa-prop.h: New file. Contains structures/definitions that can be
4023 used by several interprocedural data flow optimizations (and also IPCP).
4024 * ipa-prop.c: New file.
4025 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4026 * common.opt: Add ipa-cp flag.
4027 * timevar.def: Add IPCP optimization.
4028 * tree-optimize.c (init_tree_optimization_passes): Schedule
4030 * tree-pass.h (pass_ipa_cp): Declare.
4032 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4034 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4035 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4036 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4037 config/i386/i386.c, config/mips/mips.h,
4038 config/rs6000/rs6000.h, config/sh/sh.c,
4039 config/stormy16/stormy16.c: Fix comment typos.
4041 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4044 * c-typeck.c (build_binary_op): Use common_type wrapper on
4046 (common_type): Update comment.
4048 2005-07-31 Steven Bosscher <stevenb@suse.de>
4051 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4052 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4053 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4055 2005-07-31 Jan Hubicka <jh@suse.cz>
4057 * pretty-print.h (pp_widest_integer): New macro.
4058 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4061 2005-07-31 Jan Hubicka <jh@suse.cz>
4063 * output.h (enum section_category): Export from varasm.c
4064 (categorize_decl_for_section): Likewise.
4065 * varasm.c (enum section_category): Kill.
4066 (categorize_decl_for_section): Make global.
4067 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4069 * i386.c (ix86_section_threshold): New static variable.
4070 (ix86_in_large_data_p, ix86_encode_section_info,
4071 x86_64_elf_unique_section,
4072 x86_64_elf_select_section): New functions.
4073 (TARGET_ENCODE_SECTION_INFO): Define
4074 (override_options): Enable medium model for PIC.
4075 (ix86_expand_prologue): Expand gen_set_got_rex64.
4076 (legitimate_constant_p): Handle new UNSPECs.
4077 (legitimate_pic_address_disp_p): Likewise.
4078 (legitimize_pic_address): Lower MEDIUM model addressing.
4079 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4080 (enum cmodel): Add MEDIUM_PIC.
4081 (SYMBOL_REF_FAR_ADDR_P): New macro.
4082 (SYMBOL_FLAG_FAR_ADDR): New flag.
4083 * i386.md (movdi): Support medium model.
4084 (set_got_rex64): New pattern.
4085 * i386.opt (mlarge-data-threshold): New flag.
4086 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4087 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4088 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4089 TARGET_ASM_UNIQUE_SECTION): New.
4091 * invoke.texi (-mlarge_data_threshold): Document
4093 2005-07-31 Jan Hubicka <jh@suse.cz>
4095 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4096 (coalesce_vars): Likewise.
4097 * tree-ssa-live.c (coalesce_cost): New.
4098 (build_tree_conflict_graph): Use coalesce_cost.
4099 * tree-ssa-live.h (coalesce_cost): Declare.
4101 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4103 * arm.md (all peepholes for post-increment operations): Delete.
4104 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4105 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4106 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4107 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4108 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4110 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4112 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4115 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4118 * doc/invoke.texi: Document -rdynamic.
4120 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4123 * c-parser.c (c_parser_parms_list_declarator): Call
4124 mark_forward_parm_decls.
4125 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4126 decls with visibility structure.
4128 2005-07-30 Paul Brook <paul@codesourcery.com>
4130 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4132 2005-07-30 Paul Brook <paul@codesourcery.com>
4134 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4136 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4138 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4140 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4143 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4144 nested function declarators.
4145 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4146 (grokparms): Call warn_if_shadowing for parameters used within the
4148 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4149 not used within the parameter list.
4150 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4152 2005-07-30 Jan Hubicka <jh@suse.cz>
4154 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4155 * i386.c (ix86_fixup_binary_operands): Likewise.
4156 (ix86_expand_unary_operator): Likewise.
4157 (ix86_expand_fp_absneg_operator): Likewise.
4158 * optabs.c (expand_vec_cond_expr): Validate dest.
4160 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4163 * real.c (real_from_string): Also set last bit if there is a
4164 nonzero hex digit beyond GCC's internal precision after ".".
4166 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4168 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4169 define_constants. Change duplicate values to unassigned numbers.
4170 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4171 (*altivec_vspltsf): New.
4172 (altivec_vperm_v4sf): Delete.
4173 (altivec_vperm_<mode>): Use mode macro V.
4174 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4175 (altivec_predicate_v4sf): Delete.
4176 (altivec_predicate_<mode>): Use mode macro V.
4177 (*altivec_lvesfx): New.
4178 (*altivec_stvesfx): New.
4179 (vec_realign_load_v4sf): Delete.
4180 (vec_realign_load_<mode>): Use mode macro V.
4181 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4184 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4187 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4189 * configure: Regenerated.
4191 2005-07-29 Paul Brook <paul@codesourcery.com>
4193 * doc/install.texi: Add link to GFortran binaries wiki page.
4195 2005-07-29 David Ung <davidu@mips.com>
4197 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4198 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4199 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4200 * config/mips/mips.md (cpu): Add 5kf name.
4201 (includes): Includes 5k.md.
4202 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4203 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4206 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4209 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4210 (cleanup_tree_cfg): ... here.
4211 Call cleanup_tree_cfg_1 until there are no more cleanups to
4214 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4216 * tree-vrp.c (compare_range_with_value): Return true or false
4217 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4218 EQ_EXPR respectively.
4220 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4222 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4225 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4227 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4228 (tree_ssa_dominator_optimize): Increment it.
4229 (dump_dominator_optimization_stats): Print it.
4231 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4232 Steven Bosscher <stevenb@suse.de>
4234 PR rtl-optimization/23117
4235 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4236 when head == tail. Tidy comment.
4238 2005-07-28 Richard Henderson <rth@redhat.com>
4240 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4241 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4242 * jump.c (rtx_renumbered_equal_p): Likewise.
4243 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4244 CONST_INT and CONST_DOUBLE.
4245 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4246 * reload.c (operands_match_p): Special case CONST_INT and
4247 CONST_DOUBLE; check mode earlier.
4249 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4252 * c-typeck.c (convert_for_assignment): Do not check
4253 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4255 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4258 * c-typeck.c (composite_type): Prefer constant size arrays to
4261 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4264 * real.c (real_from_string): Set last bit if there is a nonzero
4265 hex digit beyond GCC's internal precision.
4267 2005-07-28 Richard Henderson <rth@redhat.com>
4270 * cfgcleanup.c (try_forward_edges): Watch out for end of
4273 2005-07-28 James E Wilson <wilson@specifixinc.com>
4276 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4278 2005-07-28 Jan Hubicka <jh@suse.cz>
4280 * Makefile.in (rtl-profile.o): Kill all traces of it.
4281 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4282 * coverage.h (rtl_coverage_counter_ref): Kill.
4283 * opts.c (flag_speculative_prefetching_set): Kill.
4284 (flag_loop_optimize_set): New.
4285 (common_handle_option): Disable loop optimizer when profiling;
4286 do not handle speculative prefetching.
4287 * passes.c (init_optimization_passes): Replace pass_profiling combo
4288 by branch_prob pass.
4289 * profile.c (compute_value_histograms): Update for simplified value
4291 (rtl_register_profile_hooks): Kill.
4292 (pass_profiling): Kill.
4293 (rest_of_handle_branch_prob): Do not profile.
4294 * toplev.c (process_options): Remove speculative prefetching.
4295 * toplev.h (flag_tree_based_profiling): Kill.
4296 * tree-profile.c (prepare_instrumented_value,
4297 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4298 tree_gen_one_value_profiler, do_tree_profiling): Update for
4299 simplified datastructures.
4300 * value-prof.c: Add comment that speculative prefetching was dropped;
4301 update rest of file for simplified datastructures.
4302 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4303 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4304 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4305 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4306 rtl_mod_subtract, gen_speculative_prefetch,
4307 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4308 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4309 (gate_handle_value_profile_transformations,
4310 rest_of_handle_value_profile_transformations,
4311 pass_value_profile_transformations): Kill.
4312 * value-prof.h (histogram_value_t): Remove IL based unions.
4313 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4314 rtl_profile_hooks): Remove hooks.
4316 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4318 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4319 (cgraph_clone_node): Likewise.
4320 * cgraph.h (cgraph_clone_edge): Update prototype.
4321 (cgraph_clone_node): Likewise.
4322 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4324 (lookup_recursive_calls): Consider profile.
4325 (cgraph_decide_recursive_inlining): Fix updating; use new
4326 probability argument; use profile.
4327 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4328 * tree-inline.c (copy_bb): Update clal of clone_edge.
4329 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4331 * invoke.texi (min-inline-recursive-probability): Document.
4333 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4335 * doc/install.texi (Configuration): Update Valgrind homepage.
4337 2005-07-28 Richard Henderson <rth@redhat.com>
4340 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4341 labels we want to delete.
4342 (cfg_layout_merge_blocks): Likewise.
4344 2005-07-28 Richard Henderson <rth@redhat.com>
4347 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4348 when expanding to nothing.
4350 2005-07-28 Josh Conner <jconner@apple.com>
4352 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4353 (cgraph_decide_inlining_of_small_functions): Likewise.
4355 2005-07-28 Josh Conner <jconner@apple.com>
4357 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4358 direction of badness if negative.
4359 (cgraph_default_inline_p): Add reason to parameters, and assign it
4361 (cgraph_decide_inlining_of_small_functions): New parameter in call
4362 to cgraph_default_inline_p.
4363 (cgraph_decide_inlining_incrementally): Likewise.
4364 * cgraphunit.c (decide_is_function_needed): Likewise.
4365 * cgraph.h (cgraph_default_inline_p): Likewise.
4367 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4369 * builtins.c: Fix comment typo(s).
4370 * genautomata.c: Likewise.
4371 * gimplify.c: Likewise.
4372 * tree-dfa.c: Likewise.
4373 * tree-flow-inline.h: Likewise.
4374 * tree-into-ssa.c: Likewise.
4375 * tree-ssa-alias.c: Likewise.
4376 * tree-ssa-ccp.c: Likewise.
4377 * tree-ssa-copy.c: Likewise.
4378 * tree-ssa-dce.c: Likewise.
4379 * tree-ssa-dom.c: Likewise.
4380 * tree-ssa-operands.c: Likewise.
4381 * tree-tailcall.c: Likewise.
4382 * tree-vectorizer.c: Likewise.
4383 * tree-vrp.c: Likewise.
4386 2005-07-28 Jeff Law <law@redhat.com>
4388 * tree-vrp.c (test_for_singularity): Extracted from ...
4389 (simplify_cond_using_ranges): Attempt to simplify a relational
4390 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4392 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4394 PR tree-optimization/22506
4395 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4396 phis whose argument is constant.
4398 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4400 PR rtl-optimization/18992
4401 Back out this patch:
4402 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4403 PR optimization/12142
4404 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4405 uses of the register in the SET_SRC. Remove unnecessary argument.
4407 Replace it with this:
4408 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4409 if flag_non_call_exceptions is set and the insn may trap, pass
4410 pc_rtx as dest for recursion.
4411 In SET_SRC part of SET case, if dest is already set, pass it down
4414 2005-07-28 Jan Hubicka <jh@suse.cz>
4416 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4417 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4418 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4420 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4421 profile when available.
4423 2005-07-28 Jan Beulich <jbeulich@novell.com>
4425 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4426 (ia64_print_operand): Describe and handle 'X'.
4427 (ia64_register_move_cost): Also handle FP_REGS.
4428 (ia64_preferred_reload_class): Likewise.
4429 (ia64_secondary_reload_class): Likewise.
4430 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4431 it. Also check for ITANIUM_CLASS_FLDP.
4432 * config/ia64/ia64.h (FP_REGNO_P): New.
4433 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4434 (reg_class): Add FP_REGS.
4435 (REG_CLASS_NAMES): Adjust for it.
4436 (REG_CLASS_CONTENTS): Likewise.
4437 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4438 (REG_CLASS_FROM_LETTER): Handle 'x'.
4439 (CLASS_MAX_NREGS): Handle FP_REGS.
4440 (MEMORY_MOVE_COST): Likewise.
4441 * config/ia64/ia64.md (itanium_class): Add fldp.
4442 (type): Handle fldp.
4443 (movti_internal): More allowable operand combinations. Use ldfp8 when
4444 splitting unnecessary. Remove predicable attribute. Adjust
4445 itanium_class attribute.
4446 (smuldi3_highpart): Remove outdated comment.
4447 (mulditi3, umulditi3, rotlti3): New expanders.
4448 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4449 (absti2): Disabled new insn for future reference.
4450 Respective new splitters.
4451 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4452 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4453 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4455 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4457 PR rtl-optimization/23047
4458 * simplify-rtx.c (simplify_const_relational_operation): Respect
4459 flag_wrapv for comparisons with ABS.
4461 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4463 PR tree-optimization/22493
4464 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4465 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4467 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4469 * config/frv/frv.opt (moptimize-membar): New.
4471 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4473 * config/frv/frv.h: Remove machine_function definition.
4475 * config/frv/frv.c (struct frv_io): New.
4476 (struct machine_function): Moved from frv.h. Add has_membar_p.
4477 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4478 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4479 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4480 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4481 (frv_reorg): Call frv_optimize_membar when appropriate.
4482 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4483 (frv_expand_builtin): Adjust calls accordingly.
4484 (frv_io_address_cookie): New function.
4485 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4486 load or store rather than a special insn. Add ccnstant address and
4487 io-type operands to the membar.
4488 (frv_ifcvt_modify_tests): Unsign regno.
4489 (frv_ifcvt_modify_tests): Same.
4491 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4492 UNSPEC_OPTIONAL_MEMBAR constant.
4493 (builtin_read_<mode>): Delete.
4494 (builtin_write_<mode>): Delete.
4495 ("optional_membar_<mode>"): Add operand.
4497 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4498 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4499 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4500 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4501 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4502 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4503 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4504 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4505 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4507 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4509 * df.c (df_uses_record): Handle SCRATCH.
4511 2005-07-28 Steven Bosscher <stevenb@suse.de>
4514 * passes.c (rest_of_decl_compilation): If decl is a type and
4515 we have encountered errors, don't emit debug information.
4517 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4519 * params.def: Fixed comment.
4521 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4524 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4525 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4526 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4528 2005-07-27 Steven Bosscher <stevenb@suse.de>
4531 * varasm.c (assemble_start_function): Don't do anything that may
4532 require a CFG if the current function is a thunk.
4534 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4536 * doc/install.texi (Prerequisites): Mention that perl is needed
4537 to do export control in libstdc++ targetting Darwin.
4539 2005-07-27 Steven Bosscher <stevenb@suse.de>
4541 PR rtl-optimization/17808
4542 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4543 (sched_insns_conditions_mutex_p): Split out from...
4544 (add_dependence): ...here. But don't call it from here.
4545 (add_dependence_list): Check sched_insns_conditions_mutex_p
4546 before calling add_dependence.
4547 (add_dependence_list_and_free): Likewise.
4548 (fixup_sched_groups): Likewise.
4549 (sched_analyze_1): Likewise.
4550 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4551 (sched_analyze): Likewise.
4552 (sched_analyze_insn): Likewise.
4553 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4554 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4555 dependencies on all COND_EXEC insns to jumps ending basic blocks
4556 when doing intrablock scheduling.
4557 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4559 2005-07-27 Jeff Law <law@redhat.com>
4561 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4562 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4563 equivalency sets, correctly handle the case were vr0 has an
4564 equivalency set, but vr1 does not.
4566 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4568 PR tree-optimization/23073
4569 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4570 vect_print_dump_info before fprintf.
4572 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4574 PR tree-optimize/22348
4575 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4576 Fold the partial computation.
4578 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4580 PR tree-optimization/22325
4581 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4583 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4585 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4586 (force_var_cost): ... this function.
4587 (compute_phi_arg_on_exit): Export.
4589 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4591 PR tree-optimization/20773
4592 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4595 2005-07-27 Richard Guenther <rguenther@suse.de>
4597 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4598 Avoid pushing again if current struct contains only
4599 fields we decomposed.
4601 2005-07-27 Jan Hubicka <jh@suse.cz>
4603 PR tree-optimization/22574
4604 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4607 * tree-tailcall.c (decrease_profile): New function.
4608 (eliminate_tail_call): Use it.
4610 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4611 visibility flags correctly in whole program mode.
4613 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4615 PR rtl-optimization/22472
4616 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4618 2005-07-26 Steven Bosscher <stevenb@suse.de>
4620 PR tree-optimization/22504
4621 * tree-complex.c (expand_complex_addition): Use 'code' instead
4622 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4624 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4626 * config.gcc (cpu_type): Add frv case.
4627 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4628 (supported_defaults): Add fr550 case.
4630 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4633 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4634 whether a pointer of type T * may point to objects of type T *.
4636 2005-07-26 DJ Delorie <dj@redhat.com>
4638 * configure: Regenerate.
4640 2005-07-26 Dale Johannesen <dalej@apple.com>
4642 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4644 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4646 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4647 Clarify use of "build" in name.
4649 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4651 * doc/extend.texi (Raw read/write Functions): New section.
4652 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4653 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4654 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4655 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4656 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4657 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4658 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4659 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4660 * config/frv/frv.c: Add bdesc_loads global.
4661 Add bdesc_stores global.
4662 (frv_init_builtins): Add support for __builtin_{read/write}*.
4663 (frv_volatile_memref): New.
4664 (frv_expand_load_builtin): New.
4665 (frv_expand_store_builtin): New.
4666 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4667 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4668 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4669 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4670 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4671 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4672 (builtin_read_<mode>): New.
4673 (builtin_write_<mode>): New.
4674 (builtin_write64): New.
4675 (optional_membar_<mode>): New.
4677 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4679 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4680 (rather than units) against HOST_BITS_PER_WIDE_INT.
4682 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4684 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4685 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4686 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4687 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4690 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4691 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4692 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4694 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4696 2005-07-26 Richard Guenther <rguenther@suse.de>
4698 PR tree-optimization/22486
4699 * fold-const.c (fold_unary): Fold away useless component
4700 references of the form (T *)&T.x, if the address
4703 2005-07-25 James E Wilson <wilson@specifixinc.com>
4705 * dwarf2out.c (add_call_src_coords_attributes): New.
4706 (gen_inlined_subroutine_die): Call it.
4707 (maybe_emit_file, init_file_table): Add comments.
4708 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4710 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4711 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4712 * tree.h (BLOCK_SOURCE_LOCATION): New.
4713 (struct tree_block): New field locus.
4715 2005-07-26 Andreas Schwab <schwab@suse.de>
4717 PR rtl-optimization/23043
4718 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4719 when allocating a struct unoccr.
4721 2005-07-25 Richard Henderson <rth@redhat.com>
4724 * tree-complex.c (gate_no_optimization): True if errors.
4725 * Makefile.in (tree-complex.o): Update dependencies.
4727 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4729 * config/frv/predicates.md (integer_register_operand): Use
4732 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4735 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4737 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4739 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4741 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4742 types when flag_unsafe_math_optimizations is true.
4744 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4746 * gcc.c (option_map): Add --sysroot.
4747 (process_command): Handle --sysroot.
4748 (display_help): Document it.
4749 * doc/cppopts.tex (-isysroot): Document.
4750 * doc/invoke.texi (--sysroot): Document.
4751 * doc/install.texi (--with-build-sysroot): Document.
4753 * Makefile.in (inhibit_libc): New variable.
4754 (INHIBIT_LIBC_CFLAGS): Likewise.
4755 (LIBGCC2_CFLAGS): Include
4756 $(INHIBIT_LIBC_CFLAGS).
4757 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4758 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4759 ($(T)crtend.o): Likewise.
4760 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4761 ($(T)crtendS.o): Likewise.
4762 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4763 ($(T)crtendT.o): Likewise.
4764 (stmp-fixinc): Do not complain about missing headers if
4766 * configure.ac (inhibit_libc): Set it to true/false.
4767 (--with-build-sysroot): New option. Use it to set
4769 * configure: Regenerated.
4771 2005-07-25 Manfred Hollstein <mh@suse.com>
4773 * calls.c (store_one_arg): Fix unsigned comparison warning.
4775 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4778 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4779 (ggc_print_statistics): Initialize variable before use.
4781 2005-07-25 Richard Guenther <rguenther@suse.de>
4783 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4784 calling with a PHI_NODE argument.
4786 * tree-flow-inline.h (overlap_subvar): Protect against
4789 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4791 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4792 * configure: Regenerate.
4794 2005-07-25 Ira Rosen <irar@il.ibm.com>
4796 * expr.c (highest_pow2_factor): Make extern.
4797 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4798 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4799 record_array_differ_p, array_ptr_differ_p): Likewise.
4800 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4801 additional cases. Call the above functions.
4802 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4803 base_object_differ_p when there are two base objects. Otherwise, compare
4804 base address and offset. Call may_alias_p.
4805 (dump_data_reference): Use a correct field name.
4806 (analyze_array): Make static. Initialize new data-ref fields.
4807 (analyze_indirect_ref): New function.
4808 (init_data_ref): Initialize new data-ref fields.
4809 (strip_conversion): Moved from tree-vect-analyze.c.
4810 (analyze_offset_expr, get_ptr_offset, address_analysis,
4811 object_analysis): Likewise.
4812 (analyze_offset): New function.
4813 (create_data_ref): Likewise.
4814 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4815 dimensions for ARRAY_REFs only.
4816 (build_classic_dist_vector): Make static.
4817 (access_functions_are_affine_or_constant_p): Call macro to get the
4818 address of access functions.
4819 (compute_all_dependences): Add new parameter
4820 compute_self_and_read_read_dependences. Compute self and read-read
4821 dependences if it is true.
4822 (find_data_references_in_loop): Call create_data_ref. Initialize new
4824 (compute_data_dependences_for_loop): Add new parameter
4825 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4826 compute nb_loops. Call compute_all_dependences,
4827 build_classic_dist_vector and build_classic_dir_vector with correct
4829 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4830 with correct parameters. Compare dimensions for ARRAY_REFs only.
4831 (free_data_refs): Call macro to free access functions.
4832 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4833 fields from stmt_vinfo.
4834 (struct base_object_info): New structure.
4835 (struct data_reference): Move fields to base_object_info. Add fields
4836 first_location and object_info for above structures. Move fields from
4837 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4838 aligned_to. Add macros to access the new fields.
4839 Update functions declarations.
4840 * tree-flow.h (is_aliased_with): Declare.
4841 * tree-loop-linear.c (linear_transform_loops): Call
4842 compute_data_dependences_for_loop with correct parameters.
4843 * tree-ssa-alias.c (is_aliased_with): New function.
4844 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4845 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4846 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4847 vect_base_addr_differ_p, compute_subscript_distance and
4848 build_classic_dist_vector. Add printings. Check absolute value of
4850 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4852 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4853 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4854 to bytes. Add printing.
4855 (vect_compute_data_refs_alignment): Go through loads and stores in one
4857 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4858 vect_analyze_data_ref_access): Likewise.
4859 (vect_analyze_pointer_ref_access): Remove.
4860 (vect_address_analysis, vect_object_analysis): Likewise.
4861 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4862 and analyze data-refs in the loop.
4863 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4864 fields of data-ref instead of stmt. Add init to the offset from the
4866 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4867 (vect_update_init_of_dr): Likewise.
4868 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4869 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4871 (new_loop_vec_info): Initialize new fields.
4872 (destroy_loop_vec_info): Free new fields.
4873 (vect_strip_conversion): Remove.
4874 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4875 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4876 datarefs. Add new field ddrs.
4877 Add macros for the new fields access.
4878 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4879 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4880 Remove their macros.
4881 * tree.h (highest_pow2_factor): Declare.
4883 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4885 * calls.c (store_one_arg): Check for sibling call MEM arguments
4886 from already clobbered incoming argument area.
4888 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4890 * c-common.c (check_missing_format_attribute): New.
4891 * c-common.h (check_missing_format_attribute): Likewise.
4892 * c-typeck.c (convert_for_assignment): Use it.
4894 2005-07-24 Andreas Schwab <schwab@suse.de>
4896 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4897 register use a word move. Correct operand of ext.w in 68000 code.
4899 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4901 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4902 variables as declarations, rather than definitions.
4904 2005-07-24 Ira Rosen <irar@il.ibm.com>
4906 PR tree-optimization/22526
4907 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4910 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4912 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4913 that C99 reserve for future use. Use it to define clog10,
4914 clog10f and clog10l.
4916 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4918 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4919 * configure.ac: Check for -Wmissing-format-attribute.
4921 * configure: Regenerate.
4923 2005-07-23 Richard Henderson <rth@redhat.com>
4925 PR tree-optimization/22623
4926 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4928 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4931 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4933 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4935 * Makefile.in (C_TREE_H): Update dependencies.
4936 * c-tree.h: Include toplev.h.
4937 * diagnostic.h (diagnostic_set_info): Add format attribute.
4938 * rtl-error.c (diagnostic_for_asm): Likewise.
4940 2005-07-23 Chao-ying Fu <fu@mips.com>
4942 * config/mips/mips-dsp.md: New file.
4943 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4944 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4946 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4947 MIPS_BUILTIN_BPOSGE32.
4948 (mips_expand_builtin_direct): Add one parameter to indicate that
4949 builtin functions need to return a value.
4950 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4952 (mips_regno_to_class): Add classes for 12 new DSP registers.
4953 (mips_subword): Change to check four HI registers.
4954 (mips_output_move): Output move to and from 6 new DSP accumulators.
4955 (override_options): Make sure -mdsp and -mips16 are not used together.
4956 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4958 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4960 (print_operand): Add 'q' for printing DSP accumulators.
4961 (mips_cannot_change_mode_class): Check ACC_REGS.
4962 (mips_secondary_reload_class): Check ACC_REGS.
4963 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4964 (mips_register_move_cost): Check ACC_REGS.
4965 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4966 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4967 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4968 (dsp_bdesc): New array.
4969 (bdesc_arrays): Add DSP builtin function table.
4970 (mips_prepare_builtin_arg): Check predicate again after
4972 (mips_expand_builtin): Add one more parameter to
4973 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4974 MIPS_BUILTIN_BPOSGE32.
4975 (mips_init_builtins): Initialize new function types.
4976 (mips_expand_builtin_direct): Check if builtin functions need to
4977 return a value and pass operands properly.
4978 (mips_expand_builtin_bposge): New function.
4979 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4980 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4981 (FIRST_PSEUDO_REGISTER): Increase to 188.
4982 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4983 Update for 12 new DSP registers.
4984 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4985 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4986 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4987 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4988 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4989 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4990 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4991 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4992 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4993 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4994 (REGISTER_NAMES): Add names for 12 new DSP registers.
4995 * config/mips/mips.md: Include mips-dsp.md.
4996 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4997 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4998 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4999 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5000 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5001 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5002 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5003 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5004 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5005 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5006 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5007 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5008 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5009 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5010 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5011 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5012 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5013 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5014 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5015 (UNSPEC_RDDSP): New constants.
5016 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5017 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5019 * config/mips/mips.opt (-mdsp): New option.
5020 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5021 (reg_imm10_operand): New predicates.
5022 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5023 * doc/invoke.texi (-mdsp): Document new option.
5025 2005-07-22 DJ Delorie <dj@redhat.com>
5027 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5029 * tree-inline.c (inlinable_function_p): Likewise.
5031 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5034 * toplev.c (check_global_declarations): Do not mark undefined
5035 variables as DECL_IGNORED_P.
5036 * varasm.c (first_global_object_name): GTY it.
5037 (weak_global_object_name): Likewise.
5038 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5039 a string to go into {weak,first}_global_object_name.
5041 2005-07-22 DJ Delorie <dj@redhat.com>
5043 * c-format.c (check_function_format): Change warning control
5044 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5046 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5048 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5049 &PTR->FLD a dereference of PTR.
5050 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5051 a potential dereference of PTR.
5053 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5055 PR rtl-optimization/20370
5056 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5057 call allocate_reg_info if necessary.
5059 PR rtl-optimization/21848
5060 * calls.c (emit_library_call_value_1): For const functions, add
5061 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5063 PR rtl-optimization/22445
5064 * cselib.c (target.h): Include.
5065 (rtx_equal_for_cselib_p): Allow commutative matches.
5066 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5067 Remove MODE parameter. Changed all callers.
5069 PR rtl-optimization/22258
5070 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5072 (try_combine): Use likely_spilled_retval_p.
5074 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5076 * config.gcc: Add crx-elf support.
5078 * doc/contrib.texi: Mention crx.
5079 * doc/extend.texi: Document crx extensions.
5080 * doc/install.texi: Document crx install.
5081 * doc/invoke.texi: Document crx options.
5082 * doc/md.texi: Document crx constraints.
5084 * config/crx/crx-protos.h: New file.
5085 * config/crx/crx.c: New file.
5086 * config/crx/crx.h: New file.
5087 * config/crx/crx.md: New file.
5088 * config/crx/crx.opt: New file.
5089 * config/crx/t-crx: New file.
5091 2005-07-22 Manfred Hollstein <mh@suse.com>
5093 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5095 (int_add_graph_edge): Likewise.
5096 (collapse_nodes): Likewise.
5097 (process_unification_queue): Likewise.
5099 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5100 Laurent GUERBY <laurent@guerby.net>
5102 PR tree-optimization/22336
5103 * function.c (record_block_change): Check for
5104 cfun->ib_boundaries_block.
5106 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5108 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5109 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5111 2005-07-21 DJ Delorie <dj@redhat.com>
5113 * toplev.c (warn_deprecated_use): Add warning control to warning
5115 * c-typeck.c (parser_build_binary_op): Likewise.
5116 (c_finish_if_stmt): Likewise.
5117 * c-common.c (check_function_sentinel): Likewise.
5118 (check_nonnull_arg): Likewise.
5120 2005-07-21 Richard Henderson <rth@redhat.com>
5123 * tree-complex.c (complex_ssa_name_components): New.
5124 (cvc_lookup): Allow entry not found.
5125 (create_components): Remove.
5126 (create_one_component_var, get_component_var): New.
5127 (get_component_ssa_name, set_component_ssa_name): New.
5128 (extract_component): Use get_component_ssa_name.
5129 (update_complex_components): Use set_component_ssa_name.
5130 (update_complex_components_on_edge): Likewise.
5131 (update_phi_components): Create new PHI nodes directly, instead
5132 of adding insns to edges.
5133 (tree_lower_complex): Allocate and free complex_variable_components
5134 and complex_ssa_name_components here.
5136 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5138 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5139 revert to returning false.
5141 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5144 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5146 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5149 * config/i386/i386.md (cmpxf): Change operand constraints
5150 to "nonmemory_operand".
5152 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5154 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5156 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5159 * fold-const.c (fold_build1): Add checksum for the operands.
5160 (fold_build2): Likewise.
5161 (fold_build3): Likewise.
5163 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5166 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5168 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5170 * common.opt (-fforward-propagate): Committed by mistake,
5173 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5175 * reg-stack.c: Fix comment typo(s).
5176 * tree-ssa-operands.c: Likewise.
5177 * tree-vectorizer: Likewise.
5179 2005-07-21 Nick Clifton <nickc@redhat.com>
5181 * config/sh/symbian.c: Replace C++ style line comments with C
5182 style line comments.
5183 (symbian_add_attribute): Do not use a ? operator on the LHS of
5185 (sh_symbian_handle_dll_attribute): Change the type of the
5186 method vector to "VEC(tree,gc)*" and use vector accessor
5187 macros to walk over the elements.
5188 (symbian_export_vtable_and_rtti_p): Likewise.
5189 (symbian_class_needs_attribute_p): Likewise.
5191 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5194 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5195 initialize targetm.resolve_overloaded_builtin here.
5196 (altivec_expand_overloaded_builtin): Make it non-static.
5197 * config/rs6000/rs6000-protos.h
5198 (altivec_expand_overloaded_builtin): New prototype.
5199 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5200 targetm.resolve_overloaded_builtin here.
5201 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5203 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5204 Zdenek Dvorak <dvorakz@suse.cz>
5206 PR tree-optimization/19210
5207 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5209 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5210 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5211 rely on unproven assumptions.
5212 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5213 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5214 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5215 to number_of_iterations_exit.
5216 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5217 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5218 * tree-ssa-loop-niter.c (find_loop_niter,
5219 estimate_numbers_of_iterations_loop): Likewise.
5220 (number_of_iterations_exit): Honor the new options.
5221 * doc/invoke.texi (Wunsafe-loop-optimizations,
5222 funsafe-loop-optimizations): Document them.
5224 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5226 PR rtl-optimization/22167
5227 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5229 2005-07-20 Adam Nemet <anemet@lnxw.com>
5231 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5232 __do_global_dtors_aux longcall.
5234 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5236 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5237 (old_special_pred_table): Don't reference
5238 SPECIAL_MODE_PREDICATES.
5239 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5240 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5241 * config/sh/predicates.h: Don't mention
5242 SPECIAL_MODE_PREDICATES.
5243 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5246 2005-07-20 DJ Delorie <dj@redhat.com>
5248 * config.gcc: Add m32c-elf support.
5250 * doc/contrib.texi: Mention m32c.
5251 * doc/extend.texi: Document m32c extensions.
5252 * doc/install.texi: Mention m32c.
5253 * doc/invoke.texi: Document m32c options.
5254 * doc/md.texi: Document m32c constraints.
5256 * config/m32c/addsub.md: New file.
5257 * config/m32c/bitops.md: New file.
5258 * config/m32c/cond.md: New file.
5259 * config/m32c/jump.md: New file.
5260 * config/m32c/m32c-lib1.S: New file.
5261 * config/m32c/m32c-lib2.c: New file.
5262 * config/m32c/m32c-modes.def: New file.
5263 * config/m32c/m32c-pragma.c: New file.
5264 * config/m32c/m32c-protos.h: New file.
5265 * config/m32c/m32c.abi: New file.
5266 * config/m32c/m32c.c: New file.
5267 * config/m32c/m32c.h: New file.
5268 * config/m32c/m32c.md: New file.
5269 * config/m32c/m32c.opt: New file.
5270 * config/m32c/minmax.md: New file.
5271 * config/m32c/mov.md: New file.
5272 * config/m32c/muldiv.md: New file.
5273 * config/m32c/predicates.md: New file.
5274 * config/m32c/prologue.md: New file.
5275 * config/m32c/shift.md: New file.
5276 * config/m32c/t-m32c: New file.
5278 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5280 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5281 (stack_protect_set, stack_protect_test): New expanders.
5282 (stack_protect_set_si, stack_protect_set_si_media,
5283 stack_protect_set_di_media, stack_protect_test_si,
5284 stack_protect_test_si_media, stack_protect_test_di_media):
5287 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5289 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5291 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5293 * tree.h (tree_expr_nonzero_p): Export.
5294 * fold-const.c (tree_expr_nonzero_p): Likewise.
5295 Return true for CALL_EXPRs that are alloca calls.
5296 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5298 * tree-flow.h (expr_computes_nonzero): Remove.
5299 * tree-vrp.c (expr_computes_nonzero): Remove.
5300 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5301 (extract_range_from_unary_expr): Likewise.
5302 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5303 tree_expr_nonzero_p.
5305 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5307 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5308 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5309 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5310 All callers changed.
5311 (frame_related_constant_load): New arg "related" which controls
5312 setting of RTX_FRAME_RELATED_P. All callers changed.
5313 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5314 (bfin_expand_prologue): Add stack limit checking.
5315 * config/bfin/bfin.md (trapifcc): New pattern.
5317 * config/bfin/bfin.c: Include "langhooks.h".
5318 (def_builtin): Go through lang_hooks to call builtin_function.
5320 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5321 * config/bfin/predicates.md (symbol_ref_operand): New.
5322 (call_insn_operand): Delete. All callers changed to use
5323 register_no_elim_operand.
5324 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5326 (function_arg): Use it to generate the call's operand 2.
5327 (bfin_longcall_p): New function.
5328 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5329 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5330 determine if the address needs to be in a REG.
5331 (bfin_handle_longcall_attribute): New function.
5332 (bfin_attribute_table): Add "longcall" and "shortcall".
5333 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5334 (CUMULATIVE_ARGS): New member call_cookie.
5335 (PREDICATE_CODES): Add symbol_ref_operand.
5336 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5337 extra USE to the pattern.
5338 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5339 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5340 sibcall_value_insn; now the new patterns handle direct calls and the
5341 old ones indirect calls.
5342 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5344 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5346 * doc/trouble.texi: Update section on handling of empty loops.
5348 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5350 * config.gcc: Remove support for sparc-*-openbsd*,
5351 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5353 * config.host: Remove support for i860-*-sysv4* as a host.
5354 * config/i860/*, config/ip2k/*, config/ns32k/*,
5355 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5356 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5357 mention obsolete ports.
5359 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5361 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5363 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5364 of frame_pointer_rtx.
5365 (sh_expand_epilogue): Likewise.
5366 (sh_set_return_address): Likewise.
5367 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5368 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5369 offsets from FRAME_POINTER_REGNUM.
5370 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5371 (sh_register_names): Add initializer for sfp.
5372 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5373 (VALID_REGISTER_P): Likewise.
5374 (FIRST_PSEUDO_REGISTER): Update.
5375 (DWARF_FRAME_REGISTERS): Define.
5376 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5377 (HARD_FRAME_POINTER_REGNUM): Define.
5378 (FRAME_POINTER_REGNUM): Redefine.
5379 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5380 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5381 from FRAME_POINTER_REGNUM.
5382 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5383 FRAME_POINTER_REGNUM.
5384 (REG_CLASS_CONTENTS): Add sfp.
5385 (REG_ALLOC_ORDER): Likewise.
5386 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5387 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5388 of frame_pointer_rtx.
5389 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5391 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5393 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5394 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5395 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5397 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5400 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5402 Make CONSTRUCTOR use VEC to store initializers.
5403 * c-common.c (complete_array_type): Update to cope with VEC in
5405 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5406 (pp_c_constructor_elts): New function.
5407 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5408 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5409 struct constructor_stack, struct initializer_stack,
5410 constructor_elements, push_init_level, pop_init_level,
5411 add_pending_init, find_init_member, output_init_element): Update to
5412 cope with VEC in CONSTRUCTOR_ELTS.
5413 * coverage.c (build_fn_info_value, build_ctr_info_value,
5414 build_gcov_info): Likewise.
5415 * expr.c (categorize_ctor_elements_1, store_constructor,
5416 expand_expr_real_1): Likewise.
5417 * fold-const.c (fold_ternary): Likewise.
5418 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5419 gimplify_init_constructor, gimplify_expr): Likewise.
5420 * tree-dump.c (dequeue_and_dump): Likewise.
5421 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5423 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5425 * tree-sra.c (generate_element_init_1): Likewise.
5426 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5427 * tree-ssa-operands.c (get_expr_operands): Likewise.
5428 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5429 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5430 (get_initial_def_for_reduction): Likewise.
5431 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5432 value handle in annotations.
5433 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5434 tree_node_structure): Add support for constr_kind.
5435 (build_vector_from_ctor, build_constructor_single,
5436 build_constructor_from_list): New functions.
5437 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5438 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5439 Update to cope with VEC in CONSTRUCTOR_ELTS.
5440 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5441 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5442 CONSTRUCTOR_APPEND_ELT): New macros.
5443 (struct constructor_elt, struct tree_constructor): New data types.
5444 (union tree_node): Add tree_constructor field.
5445 * treestruct.def: Define TS_CONSTRUCTOR.
5446 * varasm.c (const_hash_1, compare_constant, copy_constant,
5447 compute_reloc_for_constant, output_addressed_constants,
5448 initializer_constant_valid_p, output_constant,
5449 array_size_for_constructor, output_constructor): Update to cope with
5450 VEC in CONSTRUCTOR_ELTS.
5451 * vec.h (VEC_empty, VEC_copy): New macros.
5453 2005-07-19 Devang Patel <dpatel@apple.com>
5455 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5457 2005-07-19 Richard Henderson <rth@redhat.com>
5460 * gimplify.c (gimplify_expr): Use main variant type for the temp
5461 destination for a discarded volatile read.
5462 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5463 casts between non-void types that change volatility.
5465 2005-07-15 DJ Delorie <dj@redhat.com>
5467 * toplev.h: Add comment about the first parameter for warning().
5468 * errors.h: Likewise.
5470 * c.opt (Wpragmas): New.
5471 * doc/invoke.texi: Document it.
5473 * function.c (do_warn_unused_parameter): Add warning control to
5475 * c-decl.c (warn_if_shadowing): Likewise.
5476 * c-lex.c (cb_def_pragma): Likewise.
5477 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5478 (pop_alignment): Likewise.
5479 (handle_pragma_pack): Likewise.
5480 (apply_pragma_weak): Likewise.
5481 (handle_pragma_weak): Likewise.
5482 (handle_pragma_redefine_extname): Likewise.
5483 (add_to_renaming_pragma_list): Likewise.
5484 (handle_pragma_extern_prefix): Likewise.
5485 (maybe_apply_renaming_pragma): Likewise.
5486 (handle_pragma_visibility): Likewise.
5488 * config/c4x/c4x-c.c (BAD): Likewise.
5489 (c4x_parse_pragma): Likewise.
5490 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5491 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5492 (rs6000_pragma_longcall): Likewise.
5493 * config/v850/v850-c.c (pop_data_area): Likewise.
5494 (ghs_pragma_section): Likewise.
5495 (ghs_pragma_section): Likewise.
5496 (ghs_pragma_interrupt): Likewise.
5497 (ghs_pragma_starttda): Likewise.
5498 (ghs_pragma_startsda): Likewise.
5499 (ghs_pragma_startzda): Likewise.
5500 (ghs_pragma_endtda): Likewise.
5501 (ghs_pragma_endsda): Likewise.
5502 (ghs_pragma_endzda): Likewise.
5504 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5505 Kenneth Zadeck <zadeck@naturalbridge.com>
5507 * Makefile.in: Removed tree-promote-statics.c
5508 * tree-promote-statics.c: Removed.
5509 * common.opt: Removed flag-promote-statics.
5511 * passes.c: Removed tree-promote-statics pass.
5512 * tree-pass.h: Ditto.
5513 * timevar.def: Removed TV_PROMOTE_STATICS.
5516 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5518 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5520 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5522 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5525 * c-common.c (check_function_arguments): Call
5526 'check_function_format' if either -Wformat or
5527 -Wmissing-format-attribute are specified.
5528 * c-format.c (check_function_format): Check -Wformat before
5529 calling 'check_format_info'.
5530 * c-opts.c (c_common_post_options): Don't warn for
5531 -Wmissing-format-attribute without -Wformat.
5532 * c-typeck.c (convert_for_assignment): Detect additional cases for
5533 -Wmissing-format-attribute.
5534 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5537 2005-07-19 Richard Guenther <rguenther@suse.de>
5539 * config/i386/i386.md (lrint<mode>2): Use temporary
5540 instead of clobbering non-existent memory.
5542 2005-07-19 Nick Clifton <nickc@redhat.com>
5544 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5545 statement to avoid displaying ASCII control characters.
5547 2005-07-19 Ben Elliston <bje@au.ibm.com>
5549 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5550 * cfganal.c (find_edge_index): Ditto.
5551 * combine.c (combine_instructions): Ditto.
5552 * ddg.c (create_scc): Ditto.
5553 (find_successors): Ditto.
5554 (find_predecessors): Ditto.
5555 (find_nodes_on_paths): Ditto.
5556 (longest_simple_path): Ditto.
5557 * flow.c (update_life_info): Ditto.
5558 (count_or_remove_death_notes): Ditto.
5559 (clear_log_links): Ditto.
5560 * modulo-sched.c (generate_reg_moves): Ditto.
5561 (find_max_asap): Ditto.
5562 (find_max_hv_min_mob): Ditto.
5563 (find_max_dv_min_mob): Ditto.
5564 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5565 * sched-rgn.c (extract_edgelst): Ditto.
5566 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5567 (dump_update_ssa): Ditto.
5568 (ssa_names_to_replace) Ditto.
5569 (switch_virtuals_to_full_rewrite): Ditto.
5570 (update_ssa): Ditto.
5571 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5573 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5575 Fix PR tree-optimization/22483
5577 * tree-complex.c (create_components): Use
5578 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5579 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5580 * tree-flow.h (safe_referenced_var_iterator): New structure.
5581 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5582 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5583 safe_referenced_var iterator.
5584 (add_type_alias): Ditto.
5586 2005-07-19 Steven Bosscher <stevenb@suse.de>
5588 * loop-init.c (rest_of_handle_loop2): Remove.
5589 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5590 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5591 (pass_rtl_loop_init, pass_rtl_loop_done,
5592 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5593 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5594 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5595 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5596 pass_tree_loop_done, and pass_tree_unswitch.
5597 (gate_loop): Rename to gate_tree_loop.
5598 * passes.c (init_optimization_passes): Update for renamed tree
5599 loop passes. Add the new loop2 passes as subpasses of loop2.
5600 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5601 Update for the renamed tree loop passes.
5603 2005-07-18 Ian Lance Taylor <ian@airs.com>
5606 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5607 blocks when optimizing.
5609 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5611 * common.opt (frename-registers): Initialize to 2.
5613 (fgcse-after-reload): Ditto.
5614 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5615 (process_options): Only change flag_web, flag_rename_registers,
5616 and flag_rerun_cse_after_loop if not explicitly set by user.
5618 2005-07-18 Jan Beulich <jbeulich@novell.com>
5620 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5621 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5622 in 64-bit mode the same as DImode in 32-bit mode.
5623 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5624 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5625 mode. Add new mode parameter.
5626 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5627 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5628 x86_64_shift_adj): New expanders.
5629 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5630 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5632 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5633 DImode shift splitters.
5634 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5635 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5638 2005-07-18 Jan Beulich <jbeulich@novell.com>
5640 * i386.md (movdi_extzv_1): New.
5641 (zero_extendhidi2): Combine alternatives and never force use of
5643 (zero_extendqidi2): Likewise. Don't restrict input selection.
5645 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5647 Fix PR tree-optimization/22531
5648 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5651 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5653 * tree-promote-statics.c (pass_promote_statics): Change dump file
5656 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5658 * tree-optimize.c (init_tree_optimization_passes): Add
5659 pass_eliminate_useless_stores pass.
5660 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5661 * tree-ssa-pre.c (is_copy_stmt): New function.
5662 (follow_copies_till_vuse): Ditto.
5663 (do_eustores): Ditto.
5664 (gate_eustores): Ditto.
5666 2005-07-16 Richard Henderson <rth@redhat.com>
5668 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5670 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5671 Kenneth Zadeck <zadeck@naturalbridge.com>
5673 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5674 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5675 ipa-type-escape.h, tree-promote-statics.c
5676 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5677 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5678 tree-promote-statics.c: new files.
5679 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5680 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5681 int nonlocal_set_p, mark_constant_function): Deleted.
5682 (rest_of_handle_cfg): Removed call to mark_constant_function.
5683 (nonoverlapping_component_refs_p): Added calls to support
5684 type based aliasing.
5685 * tree-ssa-alias.c (may_alias_p,
5686 compute_flow_insensitive_aliasing): Ditto.
5687 * calls.c (flags_from_decl_or_type): Removed reference to
5689 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5690 too many arguments. This is necessary for Spec 2000.
5691 * cgraph.h (const_function, pure_function): Removed.
5692 * common.opt: Added "fipa-pure-const", "fipa-reference",
5693 "fipa-type-escape", and "ftree-promote-static".
5695 * passes.c: Added ipa and tree-promote-statics passes.
5696 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5697 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5698 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5699 * tree-flow.h: Added exposed sra calls and addition of
5700 reference_vars_info field for FUNCTION_DECLS.
5701 * tree-pass.h: Added passes.
5702 * tree-sra.c: (sra_init_cache): New function.
5703 (sra_insert_before, sra_insert_after) Made public.
5704 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5706 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5707 aliasing. (may_alias_p): Added code to use type escape analysis to
5709 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5710 code to prune clobbers of static variables based on information
5711 produced in ipa-reference pass. Changed call clobbering so that
5712 statics are not marked as clobbered if the call does not clobber
5715 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5717 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5720 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5722 * doc/install.texi (*-*-solaris2*): Document recommended version
5723 of GNU binutils and mention GNU linker problem on Solaris 10.
5725 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5728 * c-decl.c (c_build_bitfield_integer_type): New function.
5729 (finish_struct): Call it.
5730 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5732 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5734 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5737 2005-07-16 Jan Hubicka <jh@suse.cz>
5739 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5740 (scale_bbs_frequencies_int): Watch roundoff errors.
5741 * predict.c (return_prediction): Initialize return_stmt.
5743 2005-07-16 Jan Hubicka <jh@suse.cz>
5745 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5746 after RTL profiling.
5748 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5751 * fold-const.c (build_range_check): Convert high/low to etype
5752 if we are only comparing against exp.
5754 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5756 Fix PR tree-optimization/22376
5757 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5759 (need_to_solve): New function.
5760 (compute_points_to_sets): Use it.
5762 2005-07-15 Jan Hubicka <jh@suse.cz>
5764 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5765 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5767 2005-07-15 Richard Guenther <rguenther@suse.de>
5769 * c-common.c (handle_flatten_attribute): New function.
5770 Add flatten function attribute.
5771 * doc/extend.texi: Document flatten function attribute.
5772 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5773 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5775 (cgraph_decide_inlining): Handle functions with flatten
5778 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5780 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5781 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5782 UNSPEC_XCHG, UNSPEC_AND): New.
5783 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5784 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5785 * config/rs6000/sync.md (FETCHOP): New code macro.
5786 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5788 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5789 (sync_compare_and_swap<mode>): Same.
5790 (sync_lock_test_and_set<mode>): Same.
5791 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5792 for QImode and HImode, and not PPC405.
5793 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5794 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5795 (sync_<fetchop>{si,di}_internal): New.
5796 (sync_nand{si,di}_internal): New.
5797 (sync_old_<fetchop>{si,di}_internal): New.
5798 (sync_old_nand{si,di}_internal): New
5799 (sync_new_<fetchop>{si,di}_internal): New.
5800 (sync_new_nand{si,di}_internal): New.
5801 (atomic_and{si,di}): New.
5802 (sync_new_nand{si,di}_internal): New.
5803 (atomic_and{si,di}): New.
5804 (sync_add<mode>_internal): Delete.
5805 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5806 (sync_sub<mode>_internal): Delte.
5807 (sync_subshort_internal): New.
5808 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5809 (sync_anddi_internal): Delete.
5810 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5811 (sync_booldi_internal): Delete.
5812 (sync_boolc<mode>_internal): Delete.
5813 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5814 (sync_boolc<mode>_internal2): Delete.
5815 (sync_boolcc<mode>_internal): Delete.
5816 (isync, lwsync): Use unspec instead of unspec_volatile.
5817 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5818 Revert UNSPEC_VOLATILE.
5819 (rs6000_split_atomic_op): New.
5820 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5822 2005-07-14 Eric Christopher <echristo@redhat.com>
5824 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5825 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5827 2005-07-14 Eric Christopher <echristo@redhat.com>
5829 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5831 2005-07-14 Steven Bosscher <stevenb@suse.de>
5833 PR tree-optimization/22230
5834 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5835 the computation of the four cross productions for "range op range".
5837 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5838 Ulrich Weigand <uweigand@de.ibm.com>
5841 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5844 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5846 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5848 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5850 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5852 2005-07-14 Richard Guenther <rguenther@suse.de>
5855 * config/i386/i386-protos.h (ix86_function_value): Change
5856 prototype to match new target hook.
5857 * config/i386/i386.c (ix86_value_regno): Change prototype
5858 to take extra type argument.
5859 (TARGET_FUNCTION_VALUE): Define.
5860 (ix86_function_ok_for_sibcall): Pass extra argument to
5861 ix86_value_regno, check return slot rtx for exact match.
5862 (ix86_function_value): Take extra parameter. Dispatch to
5863 ix86_value_regno with fndecl/fntype as provided.
5864 (ix86_value_regno): Handle extra type argument.
5865 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5867 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5868 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5869 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5870 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5871 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5873 2005-07-14 Richard Guenther <rguenther@suse.de>
5875 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5876 * calls.c (expand_call): Pass fntype to hard_function_value.
5877 (emit_library_call_value_1): Likewise.
5878 * explow.c: Include target.h.
5879 (hard_function_value): Take extra argument, the fntype.
5880 Use new target hook for function_value.
5881 * expr.h (hard_function_value): Change prototype.
5882 * function.c (aggregate_value_p): Pass 0 as fntype to
5883 hard_function_value.
5884 (assign_parms): Use new target hook for function_value.
5885 Pass 0 as fntype to hard_function_value.
5886 (expand_function_end): Likewise.
5887 * reg-stack.c: Include target.h.
5888 (stack_result): Use new target hook for function_value.
5889 * target-def.h: New target hook function_value.
5890 * target.h: Likewise.
5891 * targhooks.c (default_function_value): New function.
5892 * targhooks.h (default_function_value): Declare.
5894 2005-07-13 Ian Lance Taylor <ian@airs.com>
5896 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5898 2005-07-14 Jan Hubicka <jh@suse.cz>
5900 * tree-dfa.c (dump_variable): Use default_def function.
5901 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5902 * tree-ssa.c (verify_use): Likewise.
5903 * tree-ssanames.c (release_ssa_name): Likewise.
5904 * tree-tailcall.c (eliminate_tail_call): Likewise.
5905 (tree_optimize_tail_calls_1): Likewise.
5906 * tree-vrp.c (get_value_range): Likewise.
5908 2005-07-14 Ben Elliston <bje@au.ibm.com>
5910 * gcc.c (main): Compare language[0] with '*' when iterating over
5913 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5915 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5916 "s390_emit_compare". Add handling of CCZ1mode.
5917 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5918 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5920 (s390_branch_condition_mask): Add CCZ1mode handling.
5921 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5922 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5923 Use CCZ1mode instead of CCZmode.
5924 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5926 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5928 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5930 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5932 2005-07-13 Eric Christopher <echristo@redhat.com>
5934 * config/mips/mips.c (mips_canonicalize_comparison): New.
5935 (mips_emit_int_relational): Use.
5937 2005-07-13 Eric Christopher <echristo@redhat.com>
5939 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5941 * config/s390/s390.md: Include tpf.md. Move tpf specific
5943 * config/s390/tpf.md: To here.
5944 * config/s390/s390.opt: Move tpf specific options...
5945 * config/s390/tpf.opt: to here. Add mmain option.
5946 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5947 * config/s390/tpf.h: Rewrite.
5949 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5951 * doc/tm.texi: Remove @xref{Cross-profiling}.
5953 2005-07-13 Jeff Law <law@redhat.com>
5955 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5956 expressions, test their _DECL operands for pointer equality rather
5957 than using operand_equal_p.
5959 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5961 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5962 (TARGET_POSIX_IO): This.
5963 * config/darwin.h: Likewise.
5964 * config/freebsd.h: Likewise.
5965 * config/linux.h: Likewise.
5966 * config/lynx.h: Likewise.
5967 * config/netbsd.h: Likewise.
5968 * config/rs6000/linux64.h: Likewise.
5969 * config/rs6000/linux.h: Likewise.
5970 * config/s390/tpf.h: Likewise.
5971 * config/sh/embed-elf.h: Likewise.
5972 * config/sparc/linux64.h: Likewise.
5973 * config/sparc/linux.h: Likewise.
5974 * config/svr4.h: Likewise.
5975 * gcov-io.h: Likewise.
5977 * doc/tm.texi: Updated.
5979 * libgcov.c (create_file_directory): Defined only if
5980 TARGET_POSIX_IO is defined.
5981 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5984 2005-07-13 Jan Hubicka <jh@suse.cz>
5986 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5988 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5990 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5991 structure as argument.
5993 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5995 PR tree-optimization/21921
5996 * tree-iterator.c (tsi_link_before): Support the case when
5997 tsi_end_p (tsi) == true.
5999 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6001 PR tree-optimization/22442
6002 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6005 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6007 PR rtl-optimization/20376
6008 * toplev.c (process_options): Enable -fweb and -frename-registers when
6010 * doc/invoke.texi: Update the information about when -fweb and
6011 -frename-registers are enabled.
6013 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6016 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6017 if *rhs_p is not a SSA_NAME.
6019 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6021 Fix PR tree-optimization/22422
6022 * tree-ssa-structalias.c (struct variable_info): Add flag for
6024 (get_varinfo): Now a static function.
6025 (new_varinfo): init has_union and is_special_var to false.
6026 (solution_set_add): Check has_union.
6027 (do_da_constraint): Move temporary variable so it gets reset
6029 Also check for special variable.
6030 (do_ds_constraint): Ditto.
6031 (do_sd_constraint): Ditto.
6032 (do_structure_copy): Check for special variable.
6033 (find_func_aliases): Ditto.
6034 (init_base_vars): Set special vars properly.
6036 2005-07-13 Jan Hubicka <jh@suse.cz>
6038 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6041 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6042 (get_expr_operands): Fix thinko wrt flags and subvars.
6044 PR tree-optimize/22379
6045 * tree-inline.c (expand_call_inline): Do not output sorry in early
6048 2005-07-12 Dale Johannesen <dalej@apple.com>
6050 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6052 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6055 * host-linux.h: Include limits.h.
6057 2005-07-12 Dale Johannesen <dalej@apple.com>
6059 * expr.c (compress_float_constant): Add cost check.
6060 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6062 2005-07-12 Dale Johannesen <dalej@apple.com>
6064 * gcc.target/i386/compress-float-sse.c: New.
6065 * gcc.target/i386/compress-float-sse-pic.c: New.
6066 * gcc.target/i386/compress-float-387.c: New.
6067 * gcc.target/i386/compress-float-387-pic.c: New.
6068 * gcc.dg/compress-float-ppc.c: New.
6069 * gcc.dg/compress-float-ppc-pic.c: New.
6071 2005-07-12 Eric Christopher <echristo@redhat.com>
6073 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6075 * config/s390/s390.md: Include tpf.md. Move tpf specific
6077 * config/s390/tpf.md: To here.
6078 * config/s390/s390.opt: Move tpf specific options...
6079 * config/s390/tpf.opt: to here. Add mmain option.
6080 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6081 * config/s390/tpf.h: Rewrite.
6083 2005-07-12 Eric Christopher <echristo@redhat.com>
6085 * gcc.c (struct infile): Update comment for language.
6086 (main): Rewrite input file resetting code.
6088 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6091 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6092 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6093 (lookup_avail_expr): Use constant_boolean_node instead
6094 of boolean_false_node/boolean_true_node.
6096 2005-07-12 Ben Elliston <bje@au.ibm.com>
6098 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6099 and use it when printing num_edges.
6101 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6103 * doc/extend.texi (Blackfin Built-in Functions): New section.
6104 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6107 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6109 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6110 s/cmpstrsi/cmpstrnsi
6111 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6113 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6114 (init_optabs): Initialize cmpstrn_optab.
6115 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6116 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6117 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6118 * config/i386/i386.md: s/cmpstr/cmpstrn
6119 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6120 * doc/md.texi: Update documentation.
6122 2005-07-11 Richard Henderson <rth@redhat.com>
6124 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6125 build_va_arg_indirect_ref.
6126 (alpha_gimplify_va_arg): Likewise.
6127 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6128 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6129 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6130 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6131 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6132 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6134 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6136 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6138 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6139 * passes.c (init_optimization_passes): Add pass_empty_loop.
6140 * tree-pass.h (pass_empty_loop): Declare.
6141 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6142 try_remove_empty_loop, remove_empty_loops): New functions.
6143 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6144 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6146 2005-07-12 Peter Barada <peter@the-baradas.com>
6150 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6151 in address registers.
6152 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6153 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6154 alternative of addsi3_5200.
6156 2005-07-11 Ian Lance Taylor <ian@airs.com>
6158 * config/mips/mips.md (ffs<mode>2): Remove.
6160 2005-07-11 Ian Lance Taylor <ian@airs.com>
6162 * doc/tree-ssa.texi (Cleanups): Improve description of
6164 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6166 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6168 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6169 * tree.h (DECL_ARGUMENT_FLD): New macro.
6171 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6173 Fix PR tree-optimization/22404
6175 * tree-ssa-structalias.c (create_variable_info_for): Use
6178 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6180 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6181 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6182 for second comparison operand.
6183 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6185 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6186 (define_insn_reservation "alu"): Likewise.
6187 (csync, ssync): Now of type sync.
6188 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6189 -mcsync-anomaly -mspecld-anomaly.
6190 * config/bfin/bfin.opt (mcsync): Remove.
6191 (mcsync-anomaly, mspecld-anomaly): Add.
6192 * config/bfin/bfin.c: Include "insn-codes.h".
6193 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6194 (TARGET_DEFAULT_TARGET_FLAGS): New.
6195 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6197 2005-07-11 Steven Bosscher <stevenb@suse.de>
6199 * basic-block.h: Give the BB flags enum a name, bb_flags.
6200 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6201 * cfgcleanup.c (enum bb_flags): Remove here.
6202 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6203 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6204 (update_forwarder_flag): Likewise.
6205 (thread_jump): Likewise.
6206 (try_forward_edges): Likewise.
6207 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6208 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6209 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6211 2005-07-11 Richard Guenther <rguenther@suse.de>
6213 * config/i386/i386.opt: New target option -msseregparm.
6214 * config/i386/i386.c (override_options): Error out for
6215 -msseregparm but no SSE support.
6216 (ix86_function_sseregparm): Check for global sseregparm.
6217 * doc/invoke.texi: Document -msseregparm.
6219 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6221 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6222 (m32rle-*-linux*): Ditto.
6224 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6226 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6227 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6230 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6234 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6235 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6237 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6239 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6240 (varmap): Heapify varmap.
6241 (constraints): Heapify constraints.
6242 (struct constraint_graph): Heapify succs and preds.
6243 (constraint_vec_find): Update for heapification.
6244 (constraint_set_union): Ditto.
6245 (insert_into_complex): Ditto.
6246 (constraint_edge_vec_find): Ditto.
6247 (erase_graph_self_edge): Ditto.
6248 (add_graph_edge): Ditto.
6249 (get_graph_weights): Ditto.
6250 (merge_graph_nodes): Ditto.
6251 (build_constraint_graph): Ditto.
6252 (topo_visit): Ditto.
6253 (solve_graph): Ditto.
6254 (create_variable_info_for): Ditto.
6255 (init_base_vars): Ditto.
6256 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6257 (condese_varmap_nodes): Free complex vector.
6258 (clear_edges_for_node): Clear succs and preds vector.
6260 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6262 * tree-ssa-structalias.c (update_alias_info): Change counting of
6263 references to not include vdefs.
6265 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6267 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6270 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6272 * pa.c (pa_commutative_p): Make PLUS commutative when
6273 TARGET_NO_SPACE_REGS is true.
6275 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6277 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6278 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6279 * tree-dfa.c (dump_subvars_for): New.
6280 (debug_subvars_for): New.
6281 (dump_variable): Show subvariables if VAR has them.
6282 * tree-flow-inline.h (get_subvar_at): New.
6283 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6284 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6286 (struct subvar): Change fields offset and size to unsigned
6288 (dump_subvars_for): Declare.
6289 (debug_subvars_for): Declare.
6290 (get_subvar_at): Declare.
6291 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6292 to unsigned HOST_WIDE_INT *.
6293 (overlap_subvar): Likewise.
6294 * tree-gimple.c (is_gimple_reg): Always return false for
6295 SFTs and memory tags.
6296 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6298 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6299 (compute_may_aliases): Call compute_points_to_sets.
6300 (collect_points_to_info_for): Remove.
6301 (compute_points_to_and_addr_escape): Remove.
6302 (delete_alias_info): Call delete_points_to_sets.
6303 (compute_flow_sensitive_aliasing): If the call to
6304 find_what_p_points_to returns false, call set_pt_anything.
6305 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6306 (set_pt_anything): Clear pi->pt_vars.
6307 (set_pt_malloc): Remove.
6308 (merge_pointed_to_info): Remove.
6309 (add_pointed_to_expr): Remove.
6310 (add_pointed_to_var): Remove.
6311 (collect_points_to_info_r): Remove.
6312 (is_escape_site): Make extern.
6314 (create_overlap_variables_for): Call it.
6315 * tree-ssa-copy.c (merge_alias_info): Never merge
6316 flow-sensitive alias information.
6317 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6318 offset and size to be unsigned HOST_WIDE_INT.
6319 (add_to_addressable_set): Rename from note_addressable.
6320 Set TREE_ADDRESSABLE as the variables are added to the set.
6322 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6323 operands into VUSEs when adding V_MAY_DEFs for members in an
6325 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6326 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6327 (struct variable_info): Add bitfield is_heap_var.
6328 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6329 (new_var_info): Initialize is_heap_var.
6330 (get_constraint_for): Add HEAP variables to the symbol table.
6331 Mark them with is_heap_var.
6332 (update_alias_info): New. Taken mostly from the old
6333 compute_points_to_and_addr_escape.
6334 (handle_ptr_arith): New.
6335 (find_func_aliases): Call update_alias_info.
6336 Call handle_ptr_info for tcc_binary expressions.
6337 Call mark_stmt_modified.
6338 (create_variable_info_for): If DECL has subvars, do not create
6339 variables for its subvars. Always add all the fields.
6340 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6341 SFTs, then add all the SFTs of the structure.
6342 If VI->DECL is an aggregate with subvariables, add the SFT at
6344 (find_what_p_points_to): If VI is an artificial variable,
6345 translate to bitfields in SSA_NAME_PTR_INFO.
6346 If the solution is empty, set pi->pt_vars to NULL
6347 (init_base_vars): Create ANYOFFSET.
6348 (compute_points_to_sets): Rename from create_alias_vars.
6350 (pass_build_pta): Remove.
6351 (delete_points_to_sets): Rename from delete_alias_vars.
6352 (pass_del_pta): Remove.
6353 * tree-ssa-structalias.h (struct alias_info): Move from
6355 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6356 NUM_REFERENCES_SET): Likewise.
6357 (compute_points_to_sets, delete_points_to_sets): Declare.
6359 2005-07-09 Richard Henderson <rth@redhat.com>
6361 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6362 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6363 alpha_split_lock_test_and_set_12): New functions.
6364 * config/alpha/alpha-protos.h: Update.
6365 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6366 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6367 * config/alpha/sync.md (I12MODE): New.
6368 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6369 (sync_<fetchop_name><I48MODE>): Likewise.
6370 (sync_nand<I48MODE>): Likewise.
6371 (sync_old_<fetchop_name><I48MODE>): Likewise.
6372 (sync_new_<fetchop_name><I48MODE>): Likewise.
6373 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6374 (sync_compare_and_swap<I48MODE>): Likewise.
6375 (sync_lock_test_and_set<I48MODE>): Likewise.
6376 (sync_compare_and_swap<I12MODE>): New.
6377 (sync_compare_and_swap<I12MODE>_1): New.
6378 (sync_lock_test_and_set<I12MODE>): New.
6379 (sync_lock_test_and_set<I12MODE>_1): New.
6381 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6385 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6387 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6389 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6390 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6392 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6395 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6397 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6399 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6400 memory_operand constraint.
6401 (store_conditional_<mode>): Same.
6402 (sync_compare_and_swap<mode>): Same.
6403 (sync_lock_test_and_set<mode>): Same.
6405 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6407 Rewrite PIC support to more closely model actual instructions.
6408 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6409 (cris_symbol): Remove prototypes for removed functions.
6410 (cris_pic_symbol_type_of, cris_valid_pic_const)
6411 (cris_expand_pic_call_address): Prototypes for new functions.
6412 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6414 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6416 <case ':'>: Add case for new punctuation character.
6417 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6418 emitting (extra) PIC modifier.
6419 <case UNSPEC>: Do not assert for PLT.
6420 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6421 (cris_expand_prologue, cris_expand_epilogue): Check
6422 for pic_offset_table_rtx usage instead of taking
6423 current_function_uses_pic_offset_table as the final word.
6424 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6425 Remove flag_pic difference.
6426 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6427 the moral equivalents of...
6428 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6430 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6431 (cris_handle_option): Mark ARG as unused.
6432 (cris_expand_pic_call_address): New worker function for "call",
6434 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6435 output PIC constructs here.
6436 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6437 as symbol-specific modifers, not whole or part of operands.
6438 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6439 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6440 constants and flag_pic.
6441 (CONSTANT_INDEX_P): Adjust for new functions.
6442 (enum cris_pic_symbol_type): New helper type.
6443 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6444 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6445 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6447 ("movsi"): Emit actual instructions for GOT and relative access.
6448 ("*movsi_got_load"): New pattern to set up the register holding
6450 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6451 Adjust FIXME for 'S'.
6452 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6453 Use "movs" for -fpic cases.
6454 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6455 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6456 ("call", "call_value"): Just call cris_expand_pic_call_address for
6458 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6459 Remove special pattern.
6460 ("*expanded_call_side", "*expanded_call_value_side"): New
6462 (gotplt-to-plt, gotplt-to-plt-side-call)
6463 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6465 * config/cris/cris/predicates.md
6466 ("cris_general_operand_or_gotless_symbol"): Remove unused
6468 ("cris_general_operand_or_symbol"): Adjust for new functions.
6470 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6472 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6474 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6476 * Makefile.in (TREE_H): Add treestruct.def.
6477 (c-decl.o): Add pointer-set.h
6478 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6479 visibility on regular DECL's.
6480 (merge_decls): Fix the copying of decl nodes of various types for
6481 the new structures. Don't update RTL, section name, weak status,
6482 etc, on DECL's without RTL.
6483 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6484 Don't check volatile on non-variable types.
6485 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6486 to check whether we have seen arguments.
6487 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6488 flag is checked before field (flag is common, field is not).
6489 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6490 TS_DECL_COMMON could have an origin.
6491 (add_location_or_const_value_attribute): Don't check section name
6492 on non-var/function decls.
6493 (dwarf2out_var_location): Reverse order of tests.
6494 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6495 with DECL_WRTL_CHECK.
6496 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6497 * fold-const.c (fold_binary): Don't check weakness on
6498 non-var/function decls.
6499 (tree_expr_nonzero_p): Ditto.
6500 (fold_checksum_tree): Use tree_decl_extra as sizeof
6502 * ggc-page.c (extra_order_size_table): Add sizes for
6503 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6505 * gimplify.c (gimplify_bind_expr): Only set
6506 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6507 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6509 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6510 * langhooks.h (init_ts). New langhook.
6511 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6512 * print-tree.c (print_node): Update to only print fields that
6513 exist in the structures the passed decl has.
6514 * toplev.c (wrapup_global_declarations): Don't reset
6515 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6516 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6517 * tree-inline.c (remap_decl): Ditto.
6518 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6519 * tree-pretty-print.c (print_declaration): Don't print
6520 DECL_REGISTER on things that don't contain it.
6521 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6522 non-var/function decls.
6523 * tree.c (tree_contains_struct): New structure.
6524 (init_priority_for_decl): New hashtable.
6525 (tree_int_map): New structure.
6526 (tree_int_map_eq): New function.
6527 (tree_int_map_marked_p): Ditto.
6528 (tree_int_map_hash): Ditto.
6529 (tree_map): Move to tree.h.
6530 (tree_map_eq): Externalize.
6531 (tree_map_hash): Ditto.
6532 (tree_map_marked_p): Ditto.
6533 (init_ttree): Set up tree_contains_struct and call langhook.
6534 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6535 (tree_code_size): Update for new structures.
6536 (tree_node_structure): Update for new structures.
6537 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6539 (copy_node_stat): Copy init priority.
6540 (build_decl_stat): Ditto for visibility.
6541 (ts_enum_names): New.
6542 (tree_contains_struct_check_failed): New function.
6543 (decl_init_priority_lookup): Ditto.
6544 (decl_init_priority_insert): Ditto.
6545 * treestruct.def: New file.
6546 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6547 (CONTAINS_STRUCT_CHECK): Ditto.
6548 (tree_contains_struct_check_failed): New prototype.
6549 (DECL_CHECK): Removed.
6550 (DECL_MINIMAL_CHECK): New.
6551 (DECL_COMMON_CHECK): Ditto.
6552 (DECL_WRTL_CHECK): Ditto.
6553 (DECL_NON_COMMON_CHECK): Ditto.
6554 (DECL_WITH_VIS_CHECK): Ditto.
6555 (VAR_OR_FUNCTION_DECL_P): Ditto
6556 (struct tree_decl_minimal): New structure.
6557 (struct tree_decl_common): Ditto.
6558 (struct tree_decl_with_rtl): Ditto.
6559 (struct tree_decl_with_vis): Ditto.
6560 (struct tree_decl_non_common): Ditto.
6561 (struct tree_field_decl): Ditto.
6562 (struct tree_parm_decl): Ditto.
6563 (struct tree_var_decl): Ditto.
6564 (struct tree_function_decl): Ditto.
6565 (struct tree_const_decl): Ditto.
6566 (struct tree_result_decl): Ditto.
6567 (union tree_node): Add new structures.
6568 * var-tracking.c (track_expr_p): Reverse order of tests.
6570 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6572 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6574 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6575 * system.h: Poison FINALIZE_PIC.
6576 * doc/tm.texi (FINALIZE_PIC): Remove.
6578 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6581 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6582 to the correct type if we have a MODIFY_EXPR.
6584 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6586 PR tree-optimization/22360
6587 * tree.c (upper_bound_in_type): Fix calculations for casting
6588 to a non-wider signed type and casting a signed value to a
6589 wider unsigned type.
6590 (lower_bound_in_type): Fix calculations for casting to a
6591 non-wider signed type.
6593 PR tree-optimization/20139
6594 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6596 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6597 fold_cond_expr_cond.
6598 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6599 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6601 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6604 * tree-complex.c (expand_complex_libcall): Produce
6605 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6607 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6609 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6610 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6611 b" assert and inserted fastpath code for this case.
6612 (bitmap_ior): Removed "a != b" assert.
6614 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6616 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6617 (ENDFILE_SPEC): Likewise.
6618 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6620 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6621 a large stack frame at epilogue.
6623 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6625 * final.c: Include sdbout.h when required.
6627 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6629 * config.gcc (*-*-darwin*): Only one target-specific header file
6631 (powerpc-*-darwin*): Add version-specific header files.
6632 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6633 * config.in: Regenerate.
6634 * configure: Regenerate.
6635 * gcc.c: Include xregex.h.
6636 (version_compare_spec_function): New.
6637 (spec_function): Add version-compare.
6638 (replace_outfile_spec_function): Reformat comment.
6639 (compare_version_strings): New.
6640 * config/darwin-c.c (version_as_macro): New.
6641 (builtin_define): New.
6642 (darwin_cpp_builtins): New.
6643 * config/darwin-protos.h (darwin_cpp_builtins): New.
6644 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6645 (LIB_SPEC): Make unconditional, update comment.
6646 (TARGET_C99_FUNCTIONS): Define.
6647 * config/darwin.opt: Sort.
6648 (mmacosx-version-min=): New.
6649 * config/darwin7.h: Delete.
6650 * config/darwin8.h: Delete.
6651 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6652 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6653 (TARGET_C99_FUNCTIONS): Define.
6654 * config/rs6000/darwin7.h: New.
6655 * config/rs6000/darwin8.h: New.
6656 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6657 (-mmacosx-version-min): Document.
6659 2005-07-07 Ian Lance Taylor <ian@airs.com>
6661 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6663 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6666 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6668 2005-07-07 Khem Raj <kraj@mvista.com>
6670 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6671 in bytes, not words.
6673 2005-07-07 Paul Brook <paul@codesourcery.com>
6675 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6676 DEFAULT_FUNCTION_ARG_PADDING to upward.
6678 2005-07-07 Richard Henderson <rth@redhat.com>
6680 * function.c (locate_and_pad_parm): Record parameter alignment in
6681 stack_alignment_needed.
6683 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6685 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6686 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6687 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6688 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6689 (define_attr "type"): Add isync, sync, load_l, store_c.
6690 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6691 Create scratch volatile MEM.
6692 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6694 (load_locked_<mode>): New.
6695 (store_conditional_<mode>): New.
6696 (sync_compare_and_swap<mode>): Replace with splitter.
6697 (sync_lock_test_and_set<mode>): Replace with splitter.
6698 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6700 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6701 is ics. Attribute isync.
6702 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6704 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6705 and UNSPECV_SYNC_OP.
6706 (emit_unlikely_jump): New.
6707 (emit_load_locked): New.
6708 (emit_store_conditional): New.
6709 (rs6000_split_compare_and_swap): New.
6710 (rs6000_split_lock_test_and_set): New.
6711 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6712 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6713 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6714 rs6000_split_lock_test_and_set): Declare.
6715 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6716 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6717 store_c, isync, sync.
6719 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6721 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6722 filenames to gtyp-gen.h.
6723 (s-typ-gen): Use it in place of for loops.
6725 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6727 * hooks.c (hook_bool_rtx_int_false): New function.
6728 * hooks.h (hook_bool_rtx_int_false): Declare.
6729 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6730 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6731 * target.h (struct gcc_target): Add commutative_p member.
6732 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6733 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6734 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6735 (pa_commutative_p): New function.
6736 * jump.c (target.h): Include.
6737 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6738 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6740 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6742 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6743 (s390_expand_setmem): New.
6744 * config/s390/s390.c: Likewise.
6745 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6747 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6748 general_operand. Call new function "s390_expand_setmem".
6749 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6750 ("setmem_long", "*setmem_long"): ... this.
6752 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6754 * config/s390/s390.c: (optimization_options): Enable
6755 TARGET_MVCLE at -Os.
6756 * doc/invoke.texi: Document changes in default behaviour.
6757 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6759 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6761 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6762 defined by back-end.
6764 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6766 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6767 all sets in the pattern.
6768 * config/rs6000/rs6000.md (stack_protect_testsi,
6769 stack_protect_testdi): Likewise.
6771 2005-07-06 Jeff Law <law@redhat.com>
6773 * tree-vrp.c (simplify_using_ranges): Kill.
6774 (vrp_finalize): Remove call to simplify_using_ranges.
6775 (simplify_stmt_using_ranges): New function extracted from
6776 simplify_using_ranges.
6777 (simplify_div_or_mod_using_ranges): Likewise.
6778 (simplify_abs_using_ranges): Likewise.
6779 (simplify_cond_using_ranges): New function.
6780 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6781 * tree-ssa-propagate.c (substitute_and_fold): Call
6782 simplify_stmt_using_ranges if we have range information.
6784 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6786 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6787 ia64_flag_schedule_isns2.
6789 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6790 reading/writing general registers.
6791 (ia64_function_arg): Revert 2005-06-18 change.
6793 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6795 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6796 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6798 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6800 * function.c (expand_function_end): Revert part of 2005-06-27
6801 patch. Do sjlj_emit_function_exit_after after return_label.
6803 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6805 * doc/install.texi (--disable-libssp): New.
6807 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6809 * doc/invoke.texi: Update -fforce-mem documentation.
6810 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6811 code for -fforce-mem.
6812 * expmed.c: (store_bit_field,store_fixed_bit_field,
6813 extract_bit_field): Ditto.
6814 * expr.c: (convert_move): Ditto.
6815 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6816 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6817 emit_conditional_add,expand_float,expand_fix): Ditto.
6818 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6819 (common_handle_option): Issue warning when -fforce-mem specified.
6821 2005-07-06 Paul Brook <paul@codesourcery.com>
6823 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6825 * configure: Regenerate.
6827 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6829 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6831 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6833 Fix PR tree-optimization/22319
6834 Fix PR tree-optimization/22140
6835 Fix PR tree-optimization/22310
6837 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6838 variable sized types.
6839 Use correct type for intermediate structure on *a = *b structure
6842 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6844 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6846 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6847 (machine_function): Move typedef to...
6848 * config/rs6000/rs6000.c (machine_function): ... here. Add
6849 varargs_save_offset field.
6850 (rs6000_stack_t): Remove varargs_size field.
6851 (setup_incoming_varargs): Allocate varargs save area using
6852 assign_stack_local, try to make it as small as possible.
6853 Save offset from virtual_stack_vars_rtx to the save area
6854 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6855 instead of magic 8 when fp word byte size is used.
6856 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6857 instead of -RS6000_VARARGS_SIZE.
6858 (rs6000_stack_info, debug_stack_info,
6859 rs6000_initial_elimination_offset): Remove all traces of
6861 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6862 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6863 RS6000_VARARGS_AREA.
6865 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6867 PR tree-optimization/21963
6868 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6869 constant_multiple_of in the same way get_computation_cost_at does.
6871 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6873 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6874 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6875 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6876 and return its previous value.
6877 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6878 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6880 (stack_protect_set, stack_protect_test): New expanders.
6881 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6882 stack_protect_testdi): New insns.
6883 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6884 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6886 2005-07-06 Jeff Law <law@redhat.com>
6888 * tree-ssa-dce.c (cfg_altered): New global.
6889 (tree_dce_init): Initialize cfg_altered.
6890 (remove_dead_stmt): If we remove an edge in the CFG, then set
6892 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6895 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6897 * Makefile.in (stamp-collect-ld): Use
6898 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6899 ./collect-ld if it already exists.
6900 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6901 Don't remove ./nm if it already exists.
6903 2005-07-05 Devang Patel <dpatel@apple.com>
6905 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6906 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6907 * tree-vectorizer.c (vect_loop_location): New.
6908 (vect_print_dump_info): Use vect_loop_location.
6909 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6910 (vectorize_loops): Set vect_loop_location.
6911 * tree-vect-analyze.c (vect_analyze_offset_expr,
6912 vect_determin_vectorization_factor, vect_analyze_operations,
6913 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6914 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6915 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6916 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6917 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6918 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6919 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6920 vect_analyze_loop): Adjust vect_print_dump_info API.
6921 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6922 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6923 vect_finish_stmt_generation, vectorizable_assignment,
6924 vectorizable_operation, vectorizable_store, vectorizable_load,
6925 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6926 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6927 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6928 vect_transform_loop): Same.
6929 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6930 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6933 2005-07-05 Randolph Chung <tausq@debian.org>
6935 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6936 * configure: Regenerate.
6937 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6938 (pa_tls_referenced_p): Declare.
6939 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6940 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6941 (legitimize_tls_address): New.
6942 (hppa_legitimize_address): Handle TLS addresses.
6943 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6944 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6945 (emit_move_sequence): Handle TLS addresses.
6946 (pa_encode_section_info): Call default handler to handle common
6948 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6949 (CONSTANT_ADDRESS_P): Reject TLS operands.
6950 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6951 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6952 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6953 (UNSPEC_TLSLE): Define new constants.
6954 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6955 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6956 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6957 (tie_symbolic_operand, tle_symbolic_operand): New
6959 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6961 * aclocal.m4: Update macros for autoconf 2.59 style.
6962 * configure.ac: Likewise.
6964 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6966 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6967 (function_arg): Pass small aggregates in general registers on 32-bit
6969 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6971 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6973 * Makefile.in (final.o): Fix dependencies.
6975 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6979 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6980 * langhooks.c (lhd_expr_to_decl): New.
6981 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6983 (LANG_HOOKS_INITIALIZER): Update.
6984 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6985 expr_to_decl langhook.
6986 * c-tree.h (c_expr_to_decl): Declare.
6987 * c-typeck.c (c_expr_to_decl): New.
6988 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6990 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6992 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6995 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6996 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6998 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7000 * Makefile.in: Adjust dependencies.
7001 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7002 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7003 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7004 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7005 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7006 rest_of_compilation.
7008 * bb-reorder.c (gate_duplicate_computed_gotos,
7009 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7010 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7011 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7012 pass_partition_blocks): New.
7013 * bt-load.c (gate_handle_branch_target_load_optimize,
7014 rest_of_handle_branch_target_load_optimize,
7015 pass_branch_target_load_optimize): New.
7016 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7018 * cfglayout.c (pass_insn_locators_initialize): New.
7019 * cfgrtl.c (pass_free_cfg): New.
7020 * combine.c (gate_handle_combine, rest_of_handle_combine,
7022 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7023 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7024 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7025 * except.c (pass_set_nothrow_function_flags,
7026 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7028 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7029 rest_of_handle_shorten_branches, pass_shorten_branches,
7030 rest_of_clean_state, pass_clean_state): New.
7031 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7032 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7033 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7035 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7036 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7037 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7038 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7040 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7041 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7042 pass_rtl_ifcvt, gate_handle_if_after_combine,
7043 rest_of_handle_if_after_combine, pass_if_after_combine,
7044 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7045 pass_if_after_reload): New.
7046 * integrate.c (pass_initial_value_sets): New.
7047 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7048 pass_purge_lineno_notes): New.
7049 * mode-switching.c (rest_of_handle_mode_switching,
7050 pass_mode_switching): New.
7051 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7052 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7054 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7055 pass_loop_optimize): New.
7056 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7058 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7060 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7061 pass_postreload_cse): New.
7062 * profile.c (gate_handle_profiling, pass_profiling,
7063 rest_of_handle_branch_prob, pass_branch_prob): New.
7064 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7065 pass_split_before_regstack, gate_handle_split_before_regstack,
7066 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7067 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7068 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7069 pass_stack_regs): New.
7070 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7071 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7072 pass_stack_adjustments): New.
7073 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7074 pass_regrename): New.
7075 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7076 pass_delay_slots, gate_handle_machine_reorg,
7077 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7078 * rtl.h (extern void purge_line_number_notes): New.
7079 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7080 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7082 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7084 * value-prof.c (gate_handle_value_profile_transformations,
7085 rest_of_handle_value_profile_transformations,
7086 pass_value_profile_transformations): New.
7087 * var-tracking.c (gate_handle_var_tracking,
7088 pass_variable_tracking): New.
7089 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7091 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7092 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7093 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7094 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7095 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7096 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7097 rest_of_handle_gcse2, rest_of_handle_regmove,
7098 rest_of_handle_tracer, rest_of_handle_if_conversion,
7099 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7100 rest_of_handle_web, rest_of_handle_branch_prob,
7101 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7102 rest_of_handle_jump_bypass, rest_of_handle_combine,
7103 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7104 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7105 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7106 rest_of_handle_mode_switching, rest_of_handle_jump,
7107 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7108 rest_of_handle_flow2, rest_of_handle_jump2,
7109 rest_of_handle_peephole2, rest_of_handle_postreload,
7110 rest_of_handle_shorten_branches, rest_of_clean_state,
7111 rest_of_compilation): Remove.
7113 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7114 * passes.c (dump_flags, in_gimple_form, all_passes,
7115 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7116 register_dump_files, next_pass_1, last_verified, execute_todo,
7117 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7118 from tree-optimize.c.
7119 (init_optimization_passes): Moved from tree-optimize.c,
7120 adding the RTL optimizations.
7121 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7122 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7123 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7124 register_dump_files, next_pass_1, last_verified, execute_todo,
7125 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7126 init_tree_optimization_passes, ipa_passes): Delete.
7127 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7129 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7130 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7132 (ipa_passes): Remove.
7133 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7134 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7135 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7136 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7137 (dump_info_p, dump_flag): Moved to tree-dump.h.
7139 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7141 * passes.c (finish_optimization_passes): Use dump_begin
7142 and dump_end, TDI_end.
7143 (gate_rest_of_compilation): New.
7144 (pass_rest_of_compilation): Use it.
7145 (gate_postreload, pass_postreload): New.
7146 * toplev.c (general_init): Rename init_tree_optimization_passes.
7147 * toplev.h (init_tree_optimization_passes): Rename to
7148 init_optimizations_passes.
7149 * tree-dump.c (dump_flag): Make static.
7150 (dump_files): Remove RTL dumps.
7151 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7152 pass_cleanup_cfg, pass_free_cfg_annotations,
7153 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7154 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7155 * tree-pretty-print.c: Include tree-pass.h.
7156 * cgraph.c: Include tree-dump.h.
7158 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7160 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7161 Only fall back to saying it points to readonly memory if
7164 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7166 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7167 * config/m32r/m32r.c (m32r_compute_frame_size,
7168 m32r_expand_prologue): Take current_function_profile into
7169 account whenever we reference
7170 current_function_uses_pic_offset_table.
7171 (m32r_finalize_pic): Remove.
7172 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7174 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7176 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7177 instead of $<. Don't remove ./as if it already exists.
7179 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7182 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7183 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7184 for complex modes when generating code for PA 1.0.
7185 (VALID_FP_MODE_P): New macro.
7186 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7187 sets for all general and floating point modes. Align wide floating
7188 point modes to even register boundaries to comply with architectural
7190 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7191 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7192 (VALID_FP_MODE_P): New macro.
7193 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7194 sets for all general and floating point modes. Align wide floating
7195 point modes to even register boundaries to comply with architectural
7198 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7200 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7203 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7205 * tree-ssa-structalias.c: Don't include expr.h.
7207 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7209 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7212 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7214 Fix PR tree-optimization/22279
7216 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7219 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7221 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7223 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7225 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7226 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7227 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7228 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7229 config/stormy16/stormy16.c, config/v850/v850.c,
7230 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7231 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7232 Avoid "." or "\n" at end of diagnostics and capital letters at
7233 start of diagnostics.
7234 * combine.c, cse.c: Don't translate dump file output.
7235 * toplev.c (print_version): Only translate output if going to
7238 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7240 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7241 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7244 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7246 * pa.c (fix_range): Fix typo in comment.
7248 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7250 * tree-vrp.c (extract_range_from_assert): Replace
7251 fold (build (...)) with fold_build2.
7253 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7255 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7256 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7257 (format_types_orig, handle_format_attribute): Add support for
7260 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7262 * varasm.c (assemble_variable): Fix format specifier thinko.
7264 2005-07-03 Ira Rosen <irar@il.ibm.com>
7266 PR tree-optimization/22029 (and 22135)
7267 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7268 a phi node before calling dump_vops.
7270 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7272 * tree-dump.h (dump_string_field): Declare.
7273 * tree-dump.c: Use it instead of dump_string.
7274 (dump_string_field): Make non-static.
7276 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7278 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7279 up the minimal CFG stuff always when optimize > 0. Call
7280 split_all_insns_noflow in PIC case if needed.
7282 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7283 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7286 * c-decl.c (c_write_global_declarations): Dump contents of
7288 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7289 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7290 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7291 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7294 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7296 * c-common.h (GCC_DIAG_STYLE): Define.
7297 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7298 version for format checking to 4.1.
7299 * c-format.c: Include toplev.h after c-common.h.
7300 (enum format_type): Add gcc_tdiag_format_type.
7301 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7302 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7303 (format_types_orig): Add gcc_tdiag.
7304 (init_dynamic_diag_info): Support gcc_tdiag formats.
7305 (handle_format_attribute): Likewise.
7306 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7307 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7308 version for format checking to 4.1.
7309 (warning0, warning, error, pedwarn, sorry): Use
7311 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7312 (finish_aliases_1): Do not use %qE.
7313 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7314 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7315 Correct format bugs.
7316 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7317 parameter to unsigned HOST_WIDE_INT.
7318 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7320 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7323 * expr.c (write_complex_part): Use adjust_address for MEM.
7324 (read_complex_part): Same.
7326 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7328 Fix PR tree-optimization/22280
7330 * tree-sra.c (generate_element_init): Remove useless loop.
7332 2005-07-02 Richard Henderson <rth@redhat.com>
7334 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7336 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7338 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7341 * fold-const.c (fold_binary): Handle the return value of
7342 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7343 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7345 2005-07-02 Jeff Law <law@redhat.com>
7347 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7348 a eliminate type conversion which feeds an equality comparison
7349 if the original type or either operand in the comparison is a
7352 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7354 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7355 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7357 * config/avr/avr.c: Do not use '`' as left quote.
7358 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7359 Remove "." from end of diagnostics. Make diagnostics start with
7362 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7363 Joseph S. Myers <joseph@codesourcery.com>
7365 * toplev.c (default_tree_printer): Handle setting location with
7367 * c-objc.common.c (c_tree_printer): Likewise.
7368 * c-format.c (gcc_diag_flag_specs): Add '+'.
7369 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7370 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7372 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7373 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7374 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7375 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7376 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7377 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7378 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7379 format arguments where %J is used without %D.
7381 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7383 * gcc.c (LINK_SSP_SPEC): Define.
7384 (link_ssp_spec): New variable.
7385 (LINK_COMMAND_SPEC): Add %(link_ssp).
7386 (static_specs): Add link_ssp_spec.
7387 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7388 * configure: Rebuilt.
7389 * config.in: Rebuilt.
7391 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7392 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7393 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7394 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7395 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7396 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7397 -0x7008(2) instead of reading __stack_chk_guard variable.
7398 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7400 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7401 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7402 if TARGET_THREAD_SSP_OFFSET is defined.
7403 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7404 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7407 2005-06-27 Richard Henderson <rth@redhat.com>
7408 * libgcc-std.ver (GCC_4.1.0): New.
7409 * libgcc.h (__stack_chk_guard): Declare.
7410 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7411 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7412 * mklibgcc.in (lib2funcs): Add them.
7414 2005-07-01 Richard Henderson <rth@redhat.com>
7416 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7417 void * before struct sigcontext *.
7418 (x86_fallback_frame_state): Likewise.
7420 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7422 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7424 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7427 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7428 we check for SSA_NAME for.
7430 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7432 Fix PR tree-optimization/22071
7434 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7436 (get_constraint_for_component_ref): Use it.
7438 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7441 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7442 print out the last new line.
7444 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7446 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7447 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7448 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7449 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7450 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7451 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7452 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7453 (enum reg_class): New member CC0_REGS.
7454 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7455 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7456 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7457 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7458 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7459 Adjust for register now described.
7461 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7464 * config/i386/i386.md (stack_protect_test_si,
7465 stack_protect_test_di): Add earlyclobber for scratch 3.
7466 * config/rs6000/rs6000.md (stack_protect_testsi,
7467 stack_protect_testdi): Add earlyclobber for scratch 3,
7468 remove earlyclobber from scratch 4.
7470 Older entries for 2005 can be found in ChangeLog-2005.