1 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
6 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
7 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
8 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
9 swapped, alternatives for the R constraint.
12 * builtins.c (get_builtin_sync_mode): Make unlimited
13 mode_for_size request.
15 2005-10-15 Richard Henderson <rth@redhat.com>
17 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
18 (gimplify_expr): ... here.
19 (gimplify_compound_lval): Use it in initial scan loop. Allow
20 fb_lvalue in base expression.
22 2005-10-15 Richard Henderson <rth@redhat.com>
25 * builtins.c (expand_builtin_trap): Export.
26 * expr.h (expand_builtin_trap): Declare.
27 * expr.c (expand_assignment): Emit a trap for integral offsets
28 from registers that weren't reduced to bitpos.
30 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
31 (mark_array_ref_addressable): Remove.
32 * tree-flow.h (mark_array_ref_addressable): Remove.
33 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
35 2005-10-15 James E Wilson <wilson@specifix.com>
38 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
39 (add_dependence_list_and_free): Likewise.
40 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
43 2005-10-15 Diego Novillo <dnovillo@redhat.com>
47 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
48 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
50 (vrp_visit_phi_node): Only prevent infinite iterations when
51 the previous result and the new result are both VR_RANGEs.
53 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
55 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
58 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
61 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
64 2005-10-14 Per Bothner <per@bothner.com>
67 * c-ppoutput.c (print_line): Print internal line 0 as 1.
69 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
72 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
73 overflow flags. Refactor some conditionals.
75 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
78 * tree-dfa.c (add_referenced_var): Only look at decls which
79 have TREE_CONSTANT or TREE_READONLY set instead of if
80 !TREE_PUBLIC or !TREE_CONSTANT.
82 2005-10-13 James E Wilson <wilson@specifix.com>
84 * doc/invoke.texi: For -x, add f95-cpp-input.
85 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
87 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
89 PR tree-optimization/24262
90 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
93 2005-10-12 Richard Henderson <rth@redhat.com>
96 * tree.h (DECL_TRANSPARENT_UNION): Remove.
97 * function.c (assign_parm_find_data_types): Don't support it.
98 * print-tree.c (print_node): Likewise.
99 * c-common.c (handle_transparent_union_attribute): Likewise.
100 Use build_duplicate_type.
101 * tree-inline.c (remap_type_1): Split out of remap_type;
102 properly remap aggregate fields.
103 (build_duplicate_type): New.
104 * doc/extend.texi (Variable Attributes): Remove documentation
105 for transparent_union.
107 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
110 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
111 (gen_stack_pointer_dec): Likewise.
113 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
117 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
119 (struct cxx): Add adjust_class_at_definition target hook.
120 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
121 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
122 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
123 hook_void_tree. Add to TARGET_CXX.
124 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
126 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
127 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
128 instead of attribute. Check for dllexport override. Warn if
129 inconsistent dll linkage. Don't lose old dllimport if decl has
130 had address referenced. Tweak lookup of dllimport atribute.
131 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
132 for target specific rules. Don't add dllimport attribute if
133 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
135 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
136 * varasm.c (initializer_constant_valid_p): Replace
137 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
141 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
142 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
143 (i[34567]86-*-mingw32*): Likewise.
145 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
146 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
148 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
149 C++-specific code. Change return value to bool.
150 (i386_pe_dllimport_p): Likewise.
151 (associated_type): Simplify and make language-independent
152 (i386_pe_encode_section_info): Replace override of ambiguous
153 dllimport symbol refs with a gcc_assert.
154 (i386_pe_valid_dllimport_attribute_p): Define.
155 * config/i386/winnt-cxx.c: New file. Define C++ versions of
156 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
157 i386_pe_adjust_class_at_definition.
158 * config/i386/winnt-stubs.c: New file. Define stub versions of
159 lang-specific functions.
160 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
161 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
162 i386_pe_adjust_class_at_definition.
163 (i386_pe_valid_dllimport_attribute_p): Declare.
164 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
165 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
166 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
169 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
170 dllimport attribute with test of DECL_DLLIMPORT_P.
172 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
174 * combine.c (make_extraction): Correct offset computation.
176 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
178 * config/cris/t-linux (LIMITS_H_TEST): Define.
180 2005-10-12 Richard Henderson <rth@redhat.com>
183 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
185 2005-10-12 Richard Guenther <rguenther@suse.de>
187 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
189 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
192 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
193 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
196 2005-10-12 Richard Guenther <rguenther@suse.de>
199 * varasm.c (output_constant): Correct typo from previous
202 2005-10-11 Ian Lance Taylor <ian@airs.com>
204 PR rtl-optimization/13931
205 * combine.c: Revert patch of 2003-05-14, and:
206 (try_combine): Only set elim_i1 and elim_i2 if the destination is
207 completely killed in the appropriate insn.
208 (distribute_notes): Don't skip multiple hard register test for
211 2005-10-11 Richard Henderson <rth@redhat.com>
214 * c-typeck.c (convert_for_assignment): Use build_constructor_single
215 to initialize a transparent union instead of a nop_expr.
217 2005-10-11 Richard Henderson <rth@redhat.com>
219 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
220 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
221 (tree_ssa_dce_loop): Call scev_reset.
224 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
225 * tree-ssa-dce.c: Include cfgloop.h.
226 (tree_ssa_dce_loop, pass_dce_loop): New.
227 * tree-pass.h (pass_dce_loop): Declare it.
228 * passes.c (init_optimization_passes): Use it.
230 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
233 * convert.c (convert_to_real): Revert 2005-10-05 patch.
234 Only apply the optimization for rounding builtins if the inner
235 cast is also an extension.
237 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
240 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
241 mark_new_vars_to_rename instead of update_stmt.
243 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
245 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
247 2005-10-11 Jakub Jelinek <jakub@redhat.com>
249 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
250 for setting MMX register to 0 rather than mmx.
252 2005-10-10 Steve Ellcey <sje@cup.hp.com>
255 * configure.ac: Move gas check from mips specific case to common case.
256 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
257 * configure: Regenerate
258 * doc/install.texi: Update.
260 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
263 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
265 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
267 * gcc.c (do_spec_1): Accept numeric characters in file name
270 2005-10-10 Nick Clifton <nickc@redhat.com>
272 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
273 describing the deleted arm_gen_rotated_half_load function.
275 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
277 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
280 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
282 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
284 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
285 (EXTRA_MULTILIB_PARTS): Define.
286 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
287 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
288 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
289 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
290 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
291 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
293 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
295 PR tree-optimization/24226
296 * tree-cfg.c (remove_bb): Clean up unreachable loops.
297 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
298 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
301 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
303 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
305 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
308 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
309 Rewrite for no need for the early clobber.
311 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
313 Merge from csl-arm-branch:
314 2005-09-07 Paul Brook <paul@codesourcery.com>
315 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
318 2005-04-30 Paul Brook <paul@codesourcery.com>
319 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
320 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
322 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
323 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
324 (arm_override_options): Use TARGET_AAPCS_BASED.
325 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
326 (PTRDIFF_TYPE): Use int for AAPCS.
327 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
328 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
329 (DEFAULT_SHORT_ENUMS): Delete.
330 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
332 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
333 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
334 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
335 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
337 2004-12-03 Mark Mitchell <mark@codesourcery.com>
338 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
340 2004-11-22 Mark Mitchell <mark@codesourcery.com>
341 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
343 2004-11-19 Mark Mitchell <mark@codesourcery.com>
344 * config.gcc (arm*-*-linux-gnueabi): Add it.
345 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
347 (TARGET_OS_CPP_BUILTINS): Likeiwse.
348 * config/arm/linux-eabi.h: New file.
349 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
350 (LINUX_TARET_LINK_SPEC): Likewise.
352 * config/arm/t-linux-eabi: New file.
354 2005-10-08 Steven Bosscher <stevenb@suse.de>
357 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
359 (PARAM_SMS_DFA_HISTORY): Likewise.
361 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
364 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
365 (load_register_parameters): Call it.
366 (check_sibcall_argument_overlap_1): Likewise.
367 (store_one_arg): Likewise.
369 2005-10-07 James E. Wilson <wilson@specifix.com>
371 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
372 DImode not VECINT24 for operand 2.
375 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
379 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
380 fr_spill): Use destination_operand for operand 0.
382 2005-10-07 DJ Delorie <dj@redhat.com>
384 * varasm.c (output_constant): Limit error to expanding
387 2005-10-07 Richard Guenther <rguenther@suse.de>
390 * fold-const.c (fold_binary): Fix operand types during folding
391 of X op (A, Y). Evaluation order of the side-effects of
392 X and A are frontend-defined, so ensure we honour that even for
393 tcc_comparison class operands; eased by removing duplicate code.
395 2005-10-07 Steve Ellcey <sje@cup.hp.com>
397 * stor-layout.c (layout_type): Do not allow alignment of array
398 elements to be greater than their size.
400 2005-10-07 Steve Ellcey <sje@cup.hp.com>
402 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
404 (hppa*-*-linux*): Ditto.
405 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
406 * config/host-hpux.c: New.
407 * config/x-hpux: New.
408 * config/pa/x-hpux: Remove.
409 * config/pa/x-linux: Remove.
410 * config/pa/pa-host.c: Remove.
412 2005-10-07 Jeff Law <law@redhat.com>
414 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
415 determine whether or not to try and thread outgoing edges.
417 2005-10-07 David Edelsohn <edelsohn@gnu.org>
419 * config/rs6000/rs6000.md (eqsi_power): New.
420 (neg_eq0si): Add TARGET_POWER to final condition.
423 2005-10-06 Richard Henderson <rth@redhat.com>
425 * config/rs6000/rs6000.c: Revert last change.
427 2005-10-06 Richard Henderson <rth@redhat.com>
429 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
430 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
432 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
436 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
437 out return_label and naked_return_label.
439 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
441 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
444 2005-10-06 Richard Henderson <rth@redhat.com>
447 * tree-inline.c (declare_return_variable): Handle modify_dest not
450 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
452 Fix PR tree-optimization/22488
453 * tree-ssa-structalias.c (check_for_overlaps): New function.
454 (create_variable_info_for): Use it.
456 2005-10-06 Richard Henderson <rth@redhat.com>
459 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
460 (dwarf2out_start_source_file): Print it.
462 2005-10-06 Geoffrey Keating <geoffk@apple.com>
464 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
466 2005-10-06 Richard Henderson <rth@redhat.com>
469 * mode-switching.c (optimize_mode_switching): Clear transp bit
470 for block with incomming abnormal edges.
472 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
473 (fpscr_set_from_mem): Use them.
474 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
475 (fpscr postinc splitters): Rewrite as peephole2+split.
477 2005-10-06 David Edelsohn <edelsohn@gnu.org>
479 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
480 (eq<mode>_compare): Same.
482 2005-10-06 Richard Guenther <rguenther@suse.de>
484 PR tree-optimization/24238
485 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
487 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
489 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
490 here. Use AC_PATH_PROG for environment variables instead of
492 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
494 * configure: Regenerated.
496 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
499 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
500 then force it into a register.
501 (call_value): Likewise.
503 2005-10-06 Richard Henderson <rth@redhat.com>
506 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
507 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
508 under pass_vectorize.
510 2005-10-05 Devang Patel <dpatel@apple.com>
513 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
514 handling constants. Check NAMESPACE_DECL context for constants.
516 2005-10-05 Eric Christopher <echristo@apple.com>
518 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
520 2005-10-05 Richard Henderson <rth@redhat.com>
523 * tree-cfg.c (mark_array_ref_addressable_1): New.
524 (mark_array_ref_addressable): New.
525 * tree-flow.h (mark_array_ref_addressable): Declare.
526 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
528 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
532 * reload.c (subst_reloads): When adding a REG_LABEL to a
533 jump instruction, also update JUMP_LABEL.
535 2005-10-05 David Edelsohn <edelsohn@gnu.org>
537 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
538 * bb-reorder.c (copy_bb_p): Use it.
539 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
541 2005-10-05 Richard Henderson <rth@redhat.com>
544 * toplev.c (process_options): Warn about unsupported combinations
545 of unwind tables and omit-frame-pointer.
546 * config/i386/i386.c (override_options): Similarly. Enable
547 accumulate-outgoing-args if not explicitly disabled.
549 2005-10-05 Steve Ellcey <sje@cup.hp.com>
551 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
552 Handle big endian vs. small endian.
553 (vec_initv2sf): Handle big endian vs. small endian.
554 (*vec_extractv2sf_1): Ditto.
556 2005-10-05 Dale Johannesen <dalej@apple.com>
558 * convert.c (convert_to_real): Don't convert
559 (float)floor(double d) to floorf((float)d).
561 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
563 * config/arm/arm.md (insv): Use gen_int_mode in more places.
565 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
567 PR tree-optimization/18587
568 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
569 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
570 build_vuses): Change to VEC type.
571 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
572 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
573 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
574 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
575 (get_name_decl): New. Return DECL_UID of base variable.
576 (operand_build_cmp): New. qsort comparison routine.
577 (operand_build_sort_virtual): New. Sort virtual build vector.
578 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
579 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
580 (FINALIZE_BASE): Use get_name_decl.
581 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
582 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
583 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
584 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
585 direct VEC_* manipulations.
586 (build_ssa_operands): Call operand_build_sort_virtual.
587 (copy_virtual_operand, create_ssa_artficial_load_stmt,
588 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
589 with direct VEC_* manipulations.
590 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
591 with direct VEC manipulations.
593 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
595 PR tree-optimization/21419
596 PR tree-optimization/24146
597 PR tree-optimization/24151
599 * c-typeck.c (readonly_error): Handle USE being lv_asm.
600 (build_asm_expr): Call it if outputs are read-only.
601 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
603 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
604 Paolo Bonzini <bonzini@gnu.org>
608 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
609 enable the instructions and not just the built-ins.
610 * doc/invoke.texi (x86 Options): Likewise.
612 2005-10-04 Geoffrey Keating <geoffk@apple.com>
614 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
616 * doc/invoke.texi (Option Summary): Correct spelling
617 of -mmacosx-version-min.
619 2005-10-04 Devang Patel <dpatel@apple.com>
621 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
624 2005-10-04 Steve Ellcey <sje@cup.hp.com>
626 * tree-vect-transform.c (vect_create_epilog_for_reduction):
627 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
629 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
631 * config/s390/s390.md ("TDSI","DP"): New mode macros.
632 ("TE","tg"): New mode attributes.
633 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
634 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
635 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
636 dword_mode and one for GPRmode.
638 2005-10-04 Ian Lance Taylor <ian@airs.com>
640 PR preprocessor/13726
641 * c-ppoutput.c (cb_include): Add comments parameter, and print out
642 any comments passed in.
644 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
646 * tree.c (annotate_with_file_line): Fix typo.
648 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
651 * builtins.c (fold_builtin_memcmp): When constructing the pointer
652 type used to access data in the inlined length == 1 case, use
653 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
654 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
656 2005-10-04 Uros Bizjak <uros@kss-loka.si>
658 * config/i386/i386.h (TARGET_FISTTP): Enable also for
659 TARGET_SSE3 and only for TARGET_80387.
660 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
661 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
662 Do not depend on TARGET_80387.
664 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
666 * tree.c (last_annotated_node): Change type to location_t*.
667 (annotate_with_file_line): Reflect the change of
668 last_annotated_node type.
670 2005-10-04 Richard Guenther <rguenther@suse.de>
673 * c-decl.c (grokdeclarator): Don't write to fields
676 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
679 * c-decl.c (finish_decl): Use set_user_assembler_name even for
681 * varasm.c (make_decl_rtl): If a register variable does not
682 have a set user assmbler name, error out.
683 Decode the asmspec is now name+1 bypassing '*'.
685 2005-10-04 Steven Bosscher <stevenb@suse.de>
687 PR tree-optimization/23049
688 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
689 of a COND_EXPR is folded before calling fold on the whole rhs of a
690 conditional assignment.
691 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
692 document that a COND_EXPR may appear there.
694 2005-10-03 Diego Novillo <dnovillo@redhat.com>
697 * tree-vrp.c (extract_range_from_assert): If the new numeric
698 range created out of the assertion contradicts the existing
699 numeric range of the ASSERT_EXPR variable, make the new range
702 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
704 * config/sh/sh.c (sh_register_move_cost): Add case for moving
705 from T_REGS to FP register class.
707 2005-10-03 Richard Henderson <rth@redhat.com>
710 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
711 before creating a new one.
713 2005-10-03 David Edelsohn <edelsohn@gnu.org>
715 * config/rs6000/t-aix43 (LDFLAGS): New.
716 * config/rs6000/t-aix52 (LDFLAGS): New.
718 2005-10-03 Ian Lance Taylor <ian@airs.com>
720 * gimplify.c (find_single_pointer_decl_1): New static function.
721 (find_single_pointer_decl): New static function.
722 (internal_get_tmp_var): For a formal variable, set restrict base
723 information if appropriate.
724 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
726 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
727 (DECL_GET_RESTRICT_BASE): Define.
728 (SET_DECL_RESTRICT_BASE): Define.
729 (decl_restrict_base_lookup): Declare.
730 (decl_restrict_base_insert): Declare.
731 (struct tree_decl_with_vis): Add based_on_restrict_p field.
732 * tree.c (restrict_base_for_decl): New static variable.
733 (init_ttree): Initialize restrict_base_for_decl.
734 (copy_node_stat): Copy restrict base information.
735 (decl_restrict_base_lookup): New function.
736 (decl_restrict_base_insert): New function.
737 (print_restrict_base_statistics): New static function.
738 (dump_tree_statistics): Call print_restrict_base_statistics.
740 2005-10-02 Diego Novillo <dnovillo@redhat.com>
743 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
746 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
749 * c-typeck.c (tagged_tu_seen): Rename to ...
750 (tagged_tu_seen_cache): this and add val field.
751 (comptypes): Move functional to comptypes_internal
752 and free tagged_tu_seen.
753 (comptypes_internal): New function and call comptypes_internal
754 instead of comptypes. Speed up by sibcalling
755 tagged_types_tu_compatible_p.
756 (alloc_tagged_tu_seen): New function
757 (free_all_tagged_tu_seen_up_to): New function.
758 (tagged_types_tu_compatible_p): Return the val of the seen two
760 Add that the two types are the same to tagged_tu_seen_base
761 if they are and call comptypes_internal instead of comptypes.
762 <case UNION_TYPE>: Speed up common type where the fields are
764 (function_types_compatible_p): Call comptypes_internal instead of
766 (type_lists_compatible_p): Likewise.
767 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
769 2005-10-02 Matthias Klose <doko@debian.org>
771 * doc/invoke.texi: Fix typo and speling error.
773 2005-10-01 Richard Henderson <rth@redhat.com>
775 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
777 2005-10-01 Mark Mitchell <mark@codesourcery.com>
779 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
780 using --start-group and --end-group.
782 2005-10-01 Diego Novillo <dnovillo@redhat.com>
784 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
785 FIXME note regarding quirky semantics.
787 2005-10-01 Diego Novillo <dnovillo@redhat.com>
790 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
791 non-null range as a last resort.
793 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
794 Diego Novillo <dnovillo@redhat.com>
797 * tree-vrp.c (extract_range_from_assert): For !=
798 assertions, only build an anti-range if LIMIT is a
801 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
803 * arm.md (movqi): On thumb when optimizing, handle loading from
804 memory by describing this as taking a subreg of a zero-extended load
805 into an SImode register.
808 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
810 * reload1.c (merge_assigned_reloads): Do not change any
811 RELOAD_FOR_OUTPUT_ADDRESS reloads.
813 2005-09-30 Geoffrey Keating <geoffk@apple.com>
815 * Makefile.in (LIPO_FOR_TARGET): Define.
816 (STRIP_FOR_TARGET): Define.
818 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
819 before creating new ones. Do symlinks before creating the actual
822 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
823 to work out which multilibs are actually being built.
825 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
827 * tree-vect-transform.c, config/ms1/ms1.md,
828 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
829 Follow spelling conventions.
830 * doc/invoke.texi, doc/md.texi: Fix typos.
832 2005-09-30 Andrew Macleod <amacleod@redat.com>
834 PR tree-optimization/21430
835 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
836 use operands, and set stmt pointer if need be.
837 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
838 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
841 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
844 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
846 2005-09-29 Mark Mitchell <mark@codesourcery.com>
848 * optabs.c (expand_binop): Initialize first_pass_p.
850 2005-09-29 Jakub Jelinek <jakub@redhat.com>
853 * c-decl.c (c_write_global_declarations_1): If any
854 wrapup_global_declaration_2 call returned true, restart the loop.
856 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
858 Fix PR tree-optimization/24117
859 * tree-ssa-structalias.c (find_func_aliases): Strip nops
860 before considering whether to use anyoffset.
862 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
866 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
868 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
870 (swap_commutative_operands_with_target): New.
872 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
875 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
878 2005-09-29 Steven Bosscher <stevenb@suse.de>
880 PR tree-optimization/23911
881 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
882 and IMAGPART_EXPR too.
884 2005-09-28 Mark Mitchell <mark@codesourcery.com>
887 * expmed.c (expand_shift): Move logic to reverse rotation
888 direction when rotating by constants ...
889 * optabs.c (expand_binop): ... here.
890 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
891 (ix86_rotrdi3): New pattern.
892 (rotldi3): Handle 32-bit mode.
893 (ix86_rotldi3): New pattern.
895 2005-09-29 Alan Modra <amodra@bigpond.net.au>
898 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
899 check for numbers that need no bit twiddle.
901 2005-09-28 Geoffrey Keating <geoffk@apple.com>
903 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
904 multilib to be built.
906 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
907 (stage1-start): Delete old libgcc and libunwind before moving
908 anything into the stage directory.
909 (stage2-start): Likewise.
910 (stage3-start): Likewise.
911 (stage4-start): Likewise.
912 (stageprofile-start): Likewise.
913 (stagefeedback-start): Likewise.
914 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
915 header in tm_file and CPU-specific t-darwin in tmake_file.
916 (i[34567]86-*-darwin*): Don't change tm_file.
917 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
918 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
919 shared library stub for target OS version.
920 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
921 (SHLIB_LINK): Don't make SHLIB_SOLINK.
922 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
923 (libgcc_s.%.dylib): New.
925 (install-darwin-libgcc-stubs): New.
926 (INSTALL_LIBGCC): New append.
927 * config/i386/darwin-libgcc.10.4.ver: New.
928 * config/i386/darwin-libgcc.10.5.ver: New.
929 * config/i386/t-darwin: New.
930 * config/rs6000/darwin-libgcc.10.4.ver: New.
931 * config/rs6000/darwin-libgcc.10.5.ver: New.
932 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
933 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
935 2005-09-28 Paul Brook <paul@codesourcery.com>
937 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
940 2005-09-28 Richard Guenther <rguenther@suse.de>
942 PR tree-optimization/23853
943 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
944 host_integerp to verify misalignment value.
946 2005-09-28 Richard Henderson <rth@redhat.com>
948 * builtins.c (get_builtin_sync_mode): New.
949 (expand_builtin_sync_operation): Pass in mode argument.
950 (expand_builtin_compare_and_swap): Likewise.
951 (expand_builtin_lock_test_and_set): Likewise.
952 (expand_builtin_lock_release): Likewise.
953 (expand_builtin): Update to match.
955 2005-09-28 Nick Clifton <nickc@redhat.com>
957 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
958 formatting. Add check to PLUS case to ensure that the offset is
959 within an acceptable range.
961 * config/v850/v850.md (casesi): Disable the generation of the
962 switch pattern as it is not being handled properly at the moment.
964 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
965 for when the high words are identical.
967 2005-09-27 Richard Henderson <rth@redhat.com>
969 * pretty-print.c (pp_base_format): Fix typo for %>.
971 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
972 Devang Patel <dpatel@apple.com>
974 PR tree-optimization/23625
975 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
976 LABEL_EXPR, assertion check.
978 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
980 * optabs.c (no_conflict_move_test): Check if a result of a
981 to-be-moved insn would be clobbered by an originally
984 2005-09-27 Jeff Law <law@redhat.com>
986 * passes.c (init_optimization_passes): Replace copy propagation
987 passes immediately after DOM with phi-only copy propagation
988 pases. Add phi-only copy propagation pass after first DOM pass.
989 * tree-pass.h (pass_phi_only_copy_prop): Declare.
990 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
991 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
992 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
993 to init_copy_prop. Callers updated.
994 (do_phi_only_copy_prop): New function.
995 (pass_phi_only_copy_prop): New pass descriptor.
997 2005-09-27 Nick Clifton <nickc@redhat.com>
999 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1001 2005-09-26 Jason Merrill <jason@redhat.com>
1004 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1006 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1008 2005-09-26 James E Wilson <wilson@specifix.com>
1010 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1011 copyright. Add gcc copyright plus libgcc exception.
1012 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1014 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1016 2005-09-26 Jeff Law <law@redhat.com>
1018 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1019 about when to iterate.
1021 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1024 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1025 for __complex__ double in -mcpu=G5 mode.
1027 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1029 PR tree-optimization/23942
1030 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1031 * tree-scalar-evolution.c: Include params.h.
1033 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1034 follow_ssa_edge_in_condition_phi_branch,
1035 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1036 Change return type to t_bool. Use a parameter to limit the size of
1037 trees that are walked before stopping
1038 (analyze_evolution_in_loop): Initialize the limit to 0.
1039 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1040 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1042 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1045 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1046 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1048 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1050 * combine.c (make_extraction): Check for valid use of subreg.
1052 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1055 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1056 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1057 ("fist<mode>2_with_temp"): Use only register operands.
1059 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1061 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1062 CALL_INSN_FUNCTION_USAGE.
1064 2005-09-26 Richard Guenther <rguenther@suse.de>
1067 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1068 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1069 (ldst_entry): Use the hashtable instead of list-walking.
1070 (find_rtx_in_ldst): Likewise.
1071 (free_ldst_entry): Free the hashtable.
1072 (compute_ld_motion_mems): Create the hashtable.
1073 (trim_ld_motion_mems): Remove entry from hashtable if
1074 removing it from list.
1075 (compute_store_table): Likewise^2.
1076 (store_motion): Free hashtable in case we did not see
1079 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1081 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1082 and arg1 if we are passing them to fold_build2.
1084 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1087 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1090 2005-09-25 Richard Henderson <rth@redhat.com>
1092 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1093 SYMBOL_REF_TLS_MODEL to be correct.
1095 2005-09-24 Richard Henderson <rth@redhat.com>
1097 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1098 end of function. Reindent.
1100 2005-09-24 Ian Lance Taylor <ian@airs.com>
1102 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1103 NEGATE_EXPR/BIT_NOT_EXPR case.
1105 2005-09-24 Richard Henderson <rth@redhat.com>
1107 * c-common.c (handle_mode_attribute): When not modifying in place,
1108 create subtypes for enumerations.
1109 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1110 * gimplify.c (create_tmp_from_val): Likewise.
1112 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1114 * config/i386/i386.md (*tls_global_dynamic_64,
1115 *tls_local_dynamic_base_64): Add missing mode to call.
1116 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1118 2005-09-24 Jan Hubicka <jh@suse.cz>
1120 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1121 (cgraph_clone_node): Likewise.
1122 * cgraph.h (cgraph_clone_edge): Update prototype.
1123 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1124 duplicated prototypes; add updating argument.
1125 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1126 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1128 (cgraph_mark_inline_edge): Likewise.
1129 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1130 (cgraph_flatten_node): Likewise.
1131 (cgraph_decide_recursive_inlining): Likewise.
1132 (cgraph_decide_inlining_of_small_function): Likewise.
1133 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1135 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1136 Pete Steinmetz <steinmtz@us.ibm.com>
1138 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1139 (rldic.): Set type to "compare".
1141 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1142 mfjmpr for MFCTR/MFLR.
1143 (movdf_hardfloat64): Same.
1144 (movdf_softfloat64): Same. Correct order of store and move types.
1145 (movti_string): Set type to store_ux/load_ux.
1146 (load_multiple): Set type to load_ux.
1147 (store_multiple): Set type to store_ux.
1148 (movmemsi): Set type to store_ux.
1149 (output_cbranch direct_return): Set type to jmpreg.
1150 (stmw): Set type to store_ux.
1151 (lmw): Set type to load_ux.
1152 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1153 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1154 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1155 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1156 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1157 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1158 (rios1-fpstore): Increase latency to 3.
1159 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1160 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1162 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1163 Andrew Pinski <pinskia@physics.uc.edu>
1165 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1166 operand2 constraint to "b".
1167 (sync_<fetchop_name>di_internal): Same.
1168 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1170 (sync_old_<fetchop_name>di_internal): Same.
1171 (sync_new_<fetchop_name>si_internal): Same.
1172 (sync_new_<fetchop_name>di_internal): Same.
1174 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1177 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1178 case, define as macros.
1180 PR rtl-optimization/23837
1181 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1182 clobber / clobber match between dest and p->first.
1184 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1185 (no_conflict_move_test): Update comments.
1187 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1189 * doc/install.texi: Update URL for Jacks.
1190 * doc/sourcebuild.texi: Likewise.
1192 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1195 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1196 registers when choosing register preferences.
1197 (movdf_hardfloat64): Same.
1199 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1201 * expmed.c (expand_shift): Don't use the target of the rotate as
1202 target for the first expanded shift insn.
1203 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1205 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1207 PR tree-optimization/22438
1208 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1209 preserved iv rhs rewriting specially.
1211 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1213 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1214 estimate_only is true.
1215 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1216 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1217 tree-ssa-structalias.c
1218 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1219 ref_contains_indirect_ref.
1220 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1222 2005-09-21 DJ Delorie <dj@redhat.com>
1224 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1226 (mn10300_return_in_memory): Support variable size types also.
1227 (mn10300_pass_by_reference): Likewise.
1228 (mn10300_function_value): New.
1229 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1230 (FUNCTION_OUTGOING_VALUE): Likewise.
1231 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1232 * doc/invoke.texi: Document it.
1234 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1237 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1238 force integer op1 into register for XFmode compares.
1240 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1243 * expmed.c (alg_code): Add alg_impossible.
1244 (alg_hash_entry): Add cost.
1245 (synth_mult): Record alg_impossible in the hash table if
1246 multiplication by a given integer is impossble within the
1247 limit. Speed up using alg_impossible.
1249 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1251 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1252 argument. Allow and set any offset if needs_anyoffset is passed
1254 (get_constraint_for): Add argument here too.
1256 (do_structure_copy): Pass NULL to get_constraint_for.
1257 (handle_ptr_arith): Ditto.
1258 (find_func_aliases): Ditto.
1260 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1262 PR rtl-optimization/23898
1263 * output.h (get_attr_min_length): Declare.
1264 * final.c (get_attr_length_1): New function, broken out of:
1266 (get_attr_min_length): New function.
1267 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1268 (duplicate_computed_gotos): Likewise.
1269 * genattr.c (insn_min_length): Generate declaration.
1270 * genattrtab.c (min_fn, min_attr_value): New functions.
1271 (make_length_attrs): Generate insn_min_length.
1273 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1275 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1277 2005-09-20 Richard Henderson <rth@redhat.com>
1279 PR tree-optimization/24059
1280 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1283 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1285 * c.opt (fextended-identifiers): New.
1286 * c-opts.c (c_common_handle_option): Handle
1287 -fextended-identifiers.
1288 * doc/cpp.texi: Update documentation of extended identifiers.
1289 * doc/cppopts.texi (-fextended-identifiers): Document.
1291 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1293 PR tree-optimization/23929
1294 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1297 PR tree-optimization/23818
1298 * tree-stdarg.c (execute_optimize_stdarg): Call
1299 calculate_dominance_info.
1301 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1303 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1304 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1305 (compute_overlap_steps_for_affine_1_2): Use
1306 get_number_of_iters_for_loop.
1307 (analyze_subscript_affine_affine): Check whether difference is
1309 Use get_number_of_iters_for_loop.
1310 Check whether overlap occurs outside of bounds.
1311 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1313 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1315 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1316 base register if possible.
1318 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1320 PR tree-optimization/18463
1321 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1322 converting it directly is not possible.
1323 (chrec_convert_aggressive): New function.
1324 * tree-chrec.h (chrec_convert_aggressive): Declare.
1325 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1326 Fold chrec conversions aggressively if asked to.
1327 (instantiate_parameters): Modified because of changes in
1328 instantiate_parameters_1.
1330 2005-09-19 Richard Henderson <rth@redhat.com>
1332 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1333 (reduc_splus_v2df): New.
1335 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1337 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1338 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1340 2005-09-19 Richard Henderson <rth@redhat.com>
1342 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1345 2005-09-19 Richard Henderson <rth@redhat.com>
1347 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1348 (ia64_expand_dot_prod_v8qi): New.
1349 * config/ia64/ia64-protos.h: Update.
1350 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1351 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1352 sdot_prodv8qi, sdot_prodv4hi): New.
1353 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1355 2005-09-19 Richard Henderson <rth@redhat.com>
1358 * real.c (exact_real_truncate): Return false if the format cannot
1359 represent the number as a normal.
1361 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1362 for a memory source.
1364 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1366 * tree-ssa-operands.c (swap_tree_operands): Export.
1367 * tree.h (swap_tree_operands): Declare.
1368 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1369 Call swap_tree_operands.
1371 2005-09-19 Richard Henderson <rth@redhat.com>
1373 * tree-flow.h (merge_alias_info): Declare.
1374 * tree-ssa-copy.c (merge_alias_info): Export.
1375 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1376 (vect_create_data_ref_ptr): Use create_iv directly.
1377 (vectorizable_load): Use correct types for integer constants.
1378 (vect_generate_tmps_on_preheader): Likewise.
1379 (vect_gen_niters_for_prolog_loop): Likewise.
1381 2005-09-19 Steven Bosscher <stevenb@suse.de>
1383 PR rtl-optimization/23943
1384 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1386 2005-09-18 Jan Hubicka <jh@suse.cz>
1388 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1390 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1392 * varasm.c (output_constant): Do not abort on conversions to union
1393 types between different sizes.
1395 2005-09-18 Richard Guenther <rguenther@suse.de>
1398 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1401 2005-09-18 Paul Brook <paul@codesourcery.com>
1403 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1405 2005-09-17 Richard Henderson <rth@redhat.com>
1407 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1408 * tree-ssa-loop.c (pass_vect_dce): Remove.
1409 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1412 2005-09-17 Richard Henderson <rth@redhat.com>
1414 * tree-pass.h (pass_vect_dce): Declare.
1415 * passes.c (init_optimization_passes): Add it.
1416 * tree-flow.h (tree_ssa_dce): Declare.
1417 * tree-ssa-dce.c (tree_ssa_dce): Export.
1418 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1419 (gate_tree_vectorize): ... here.
1420 (pass_vect_dce): New.
1422 2005-09-17 Jan Hubicka <jh@suse.cz>
1424 * except.c (struct eh_status): Turn region_array into vec.
1425 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1426 convert_from_eh_region_ranges, find_exception_handler_labels,
1427 current_function_has_exception_handlers, assign_filter_values,
1428 build_post_landing_pads, dw2_build_landing_pads,
1429 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1430 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1431 foreach_reachable_handler, can_throw_internal_1,
1432 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1434 (duplicate_eh_region_1): Update region_array.
1435 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1437 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1440 * expmed.c (expand_mult): Substitute simple register for op0 when
1443 2005-09-17 Richard Henderson <rth@redhat.com>
1445 * expr.c (emit_move_via_integer): Add force argument, pass it on
1446 to emit_move_change_mode. Update callers.
1447 (emit_move_complex): Pass true to new force argument.
1448 * function.c (expand_function_end): Move expand_eh_return call
1449 earlier. Merge sub-word complex values into a pseudo before
1450 copying to the return hard register.
1452 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1454 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1455 between different sizes.
1457 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1461 * passes.c (init_optimization_passes): Register dump files for
1464 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1466 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1467 * config/s390/s390.c (s390_overlap_p): New function.
1468 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1469 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1472 2005-09-16 Richard Guenther <rguenther@suse.de>
1474 * ipa-pure-const.c (static_execute): Free auxiliar information.
1475 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1476 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1478 2005-09-15 DJ Delorie <dj@redhat.com>
1480 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1482 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1484 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1486 (swap_commutative_operands_with_target): New.
1488 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1490 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1493 (estimate_iters_using_array): New function.
1494 * tree-data-ref.h (estimate_iters_using_array): Prototype
1495 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1496 Use estimate_iters_using_array instead of analyze_array.
1498 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1500 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1503 2005-09-15 Michael Matz <matz@suse.de>
1505 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1507 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1509 PR tree-optimization/23835
1510 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1511 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1513 2005-09-14 Richard Henderson <rth@redhat.com>
1515 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1516 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1518 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1520 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1521 in the ARRAY_TYPE case.
1523 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1525 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1527 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1530 * tree-vect-transform.c (vectorizable_operation): Return false for
1531 scalar shift operations and for vector shift operations with
1532 non-invariant shift arguments. Use scalar tree operand op1 as
1533 a shift operand when vector shift insn pattern uses scalar shift
1535 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1537 2005-09-14 Olivier Hainque <hainque@adacore.com>
1539 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1540 value if it has side-effects.
1542 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1545 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1547 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1549 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1550 passed as NAME as if it were label at start of function code.
1552 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1554 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1557 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1559 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1560 as early clobber. Rewrite so the PIC register is not implicitly used.
1562 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1564 * tree.c (annotate_with_file_line): Compare line numbers before
1567 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1570 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1571 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1573 2005-09-13 Ian Lance Taylor <ian@airs.com>
1575 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1576 than a HOST_WIDEST_INT to gen_doloop_begin.
1578 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1580 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1582 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1584 PR tree-optimize/23817
1585 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1587 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1590 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1591 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1592 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1593 (restore_stack_nonlocal): Likewise.
1594 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1596 2005-09-12 Ian Lance Taylor <ian@airs.com>
1599 * c.opt (ffriend-injection): New C++ option.
1600 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1601 (C++ Dialect Options): Document -ffriend-injection.
1603 2005-09-12 Josh Conner <jconner@apple.com>
1606 * ipa-reference.c (static_execute): Don't mark variables in
1607 named sections TREE_READONLY.
1609 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1611 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1614 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1616 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1617 V_MUST_DEF instead of just the first_use_p.
1618 Don't mark the virtual variables for renaming on the statement which
1620 (pass_dse): Remove TODO_update_ssa.
1622 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1625 * stor-layout.c (compute_record_mode): For records with a single
1626 field, actually check the field's mode size against the type size.
1628 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1629 registers for TARGET_SHMEDIA.
1630 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1631 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1632 of GENERAL_REGS and FP_REGS.
1634 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1636 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1638 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1640 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1641 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1642 are omitted. Exclude stack_tie insn too.
1644 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1646 PR rtl-optimization/23098
1647 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1649 * config/rs6000/rs6000.md (movdf splitter): Use
1650 const_double_operand predicate for TARGET_POWERPC64.
1651 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1652 SYMBOL_REF method to ABI_V4.
1654 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1655 replace_equiv_address.
1656 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1657 rs6000_sr_alias_set and MEM_NOTRAP.
1658 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1660 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1662 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1663 handle CALL_EXPR again.
1665 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1667 * arm/predicates.md (alignable_memory_operand): Delete.
1669 2005-09-10 Richard Henderson <rth@redhat.com>
1672 * dbxout.c (dbxout_expand_expr): New.
1673 (dbxout_symbol): Use it.
1675 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1677 * arm.c (arm_gen_rotated_half_load): Delete.
1678 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1679 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1680 (thumb_set_return_address): Likewise.
1681 (thumb_load_double_from_address): Use adjust_address.
1682 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1683 (extendhsisi2_mem, movhi_bytes): Use change_address.
1684 (movhi): Use widen_memory_access.
1685 (reload_out_df): Use replace_equiv_address.
1686 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1688 2005-09-09 Richard Henderson <rth@redhat.com>
1691 * dbxout.c: Include expr.h.
1692 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1693 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1694 * Makefile.in (dbxout.o): Add EXPR_H.
1696 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1698 PR tree-optimization/23509
1699 * tree-cfg.c (replace_uses_by): Use replace_exp.
1700 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1701 pointers have name_mem_tag or type_mem_tag set.
1703 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1705 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1706 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1707 of wrongly accessing operands.
1709 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1711 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1712 * tree-chrec.c: Include tree-scalar-evolution.h.
1713 (chrec_convert): Instantiate the base and step before calling
1714 scev_probably_wraps_p that would fail on parametric evolutions.
1715 Collect all the fails into a single section failed_to_convert,
1716 print a diagnostic, and return chrec_dont_know instead of calling
1718 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1719 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1721 (scev_const_prop): Don't replace the definition of a loop closed ssa
1722 phi node by itself, or by another loop closed ssa phi node.
1723 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1724 that base and step are defined.
1726 2005-09-09 Richard Guenther <rguenther@suse.de>
1729 * fold-const.c (fold_ternary): Check truth_value_p before
1730 calling invert_truthvalue.
1732 2005-09-09 Nick Clifton <nickc@redhat.com>
1734 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1735 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1736 dimension of these arrays.
1737 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1739 * longlong.h: Only provide a prototype for the __clz_tab[] array
1740 if this header has not been included from libgcc2.h.
1741 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1743 Provide prototypes for exported functions.
1744 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1747 2005-09-08 Josh Conner <jconner@apple.com>
1751 * expr.c (expand_expr_addr_expr_1): Don't invoke
1752 expand_simple_binop for EXPAND_INITIALIZER.
1754 2005-09-08 Richard Henderson <rth@redhat.com>
1757 * toplev.c (wrapup_global_declaration_1): Split out ...
1758 (wrapup_global_declaration_2): ... from ...
1759 (wrapup_global_declarations): ... here. Return bool.
1760 (check_global_declaration_1): Split out ...
1761 (check_global_declarations): from here.
1762 (emit_debug_global_declarations): New.
1763 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1764 check_global_declaration_1, emit_debug_global_declarations): Declare.
1765 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1766 of decls. Call wrapup_global_declaration_1,
1767 wrapup_global_declaration_2, check_global_declaration_1 directly.
1768 (c_write_global_declarations_2): New.
1770 (c_write_global_declarations): Call c_write_global_declarations_2.
1771 * langhooks.c (write_global_declarations): Call
1772 emit_debug_global_declarations.
1774 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1775 remove decls that have DECL_RTL_SET_P.
1776 * passes.c (rest_of_decl_compilation): Invoke
1777 cgraph_varpool_finalize_decl for all but functions.
1779 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1781 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1782 the result of a conversion if the new min and max cannot be compared.
1784 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1786 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1787 (override_options): Setting s390_sr_alias_set removed.
1788 (save_fpr, save_gprs): Set alias set to vararg or frame.
1789 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1790 s390_sr_alias_set with get_frame_alias_set ().
1791 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1792 get_varargs_alias_set ().
1794 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1798 * c-parser.c (c_parser_objc_method_definition): If the next
1799 token is not "{", error out and don't start the function.
1801 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1803 * tree-vrp.c (extract_range_from_expr): Move the check for non
1804 nullness after the check for gimple invariant.
1806 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1808 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1810 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1813 * config/m32r.md (movmemsi_internal): Canonicalize order of
1814 operands in PLUS component of template.
1816 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1818 * reload1.c (fixup_eh_region_note): Remove assertion.
1819 (fixup_abnormal_edges): Reverted removal of call to
1820 find_many_sub_basic_blocks made on 2005-08-31.
1822 2005-09-07 Richard Henderson <rth@redhat.com>
1824 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1825 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1826 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1827 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1828 rearrange for better packing.
1829 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1830 (lookup_cfa_1): Remove inline marker.
1831 (cfa_equal_p): Split out of ...
1832 (def_cfa_1): ... here. Use INVALID_REGNUM.
1833 (build_cfa_loc): Handle !cfa->indirect.
1834 (frame_pointer_cfa_offset): New.
1835 (dbx_reg_number): Assert register elimination performed; do
1836 leaf register remapping.
1837 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1838 (eliminate_reg_to_offset): New.
1839 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1840 for verifiably local stack frame addresses; re-base to CFA.
1841 (mem_loc_descriptor): Remove can_use_fbreg argument.
1842 (concat_loc_descriptor, loc_descriptor): Likewise.
1843 (containing_function_has_frame_base): Remove.
1844 (rtl_for_decl_location): Don't do register elimination or
1845 leaf register remapping here.
1846 (secname_for_decl): Split out from ..
1847 (add_location_or_const_value_attribute): ... here.
1848 (convert_cfa_to_loc_list): New.
1849 (compute_frame_pointer_to_cfa_displacement): New.
1850 (gen_subprogram_die): Use them.
1851 * tree.h (frame_base_decl): Remove.
1852 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1853 (prologue_stack_adjust): Remove.
1854 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1855 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1856 (set_frame_base_location): Remove.
1857 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1858 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1859 (vt_add_function_parameters): Don't eliminate_regs.
1860 (vt_initialize): Don't create frame_base_decl.
1862 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1864 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1865 version of GNU binutils for 4.x and later.
1867 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1869 * ggc-page.c (ggc_push_context): Remove.
1870 (ggc_pop_context): Likewise.
1871 * ggc.h (ggc_push_context): Remove.
1872 (ggc_pop_context): Likewise.
1874 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1877 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1878 returning from an interrupt handler.
1880 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1883 * config/arc/arc.c (output_shift): Add check for loop count when
1886 2005-09-06 Steven Bosscher <stevenb@suse.de>
1888 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1890 (abs_replacement): Likewise.
1891 (pass_phiopt): Remove TODO_update_ssa.
1893 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1896 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1897 if "return with no value, in function returning non-void" warning
1899 * tree-cfg.c (execute_warn_function_return): Don't look at
1900 RETURN_EXPRs with TREE_NO_WARNING set.
1903 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1904 for internal functions doesn't use registers used by global registers
1905 variables. Use fewer register parameters if there are global register
1908 2005-09-06 Olivier Hainque <hainque@adacore.com>
1909 Eric Botcazou <ebotcazou@adacore.com>
1912 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1913 when we would be extracting outside its bit span (bitpos+bitsize
1914 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1915 Ada unchecked conversions.
1917 2005-09-06 Steven Bosscher <stevenb@suse.de>
1919 * tree-ssa-pre.c (try_look_through_load): New function.
1920 (compute_avail): Use it to try to look through loads for some
1921 more useful expressions.
1923 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1925 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1926 condition for detecting cases like (a&a) and (a^a).
1928 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1930 * common.opt: Add option ftree-vect-loop-version.
1931 * params.def: Add --param vect-max-version-checks.
1932 * doc/invoke.texi: Document ftree-vect-loop-version and
1933 --param vect-max-version-checks.
1934 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1935 may_misalign_stmts and defines for accessors.
1936 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1937 LOOP_VINFO_MAY_MISALIGN_STMTS.
1938 (destroy_loop_vec_info): VEC_free for
1939 LOOP_VINFO_MAY_MISALIGN_STMTS.
1940 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1941 Update documentation.
1942 (vect_update_misalignment_for_peel): New.
1943 (vect_enhance_data_refs_alignment): Update to choose loop
1944 peeling or loop versioning if appropriate for the (potentially)
1945 unaligned data references in the loop.
1946 (vect_analyze_data_refs_alignment): Remove call to
1947 vect_enhance_data_refs_alignment so the checks can be done
1949 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1950 and move up call to vect_analyze_data_refs_alignment.
1951 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1952 (vect_transform_loop): Add call to loop_version.
1954 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1956 PR rtl-optimization/23098
1957 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1958 * simplify-rtx.c (constant_pool_reference_p): New function.
1959 * rtl.h (constant_pool_reference_p): New prototype.
1960 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1961 constant_pool_reference_p in condition and
1962 avoid_constant_pool_reference in preparation statements.
1964 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1966 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1967 STRICT_LOW_PART SETs.
1969 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1972 * except.c (sjlj_emit_function_enter): Find the function begin
1973 note even when it's not in first basic block.
1975 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1977 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1978 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1979 * aclocal.m4: Regenerate.
1981 2005-09-05 DJ Delorie <dj@redhat.com>
1983 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1986 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1988 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1989 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1990 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1991 Follow spelling conventions.
1992 * doc/invoke.texi: Follow spelling conventions.
1994 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1996 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1997 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1998 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2000 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2003 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2004 (output_stack_adjust): Use gen_tmp_stack_mem.
2005 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2006 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2007 (sh_get_pr_initial_val): Likewise.
2008 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2009 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2010 * sh.md (divsi_inv_m0): Use gen_const_mem.
2011 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2012 (movdf_i4+1): Use gen_tmp_stack_mem.
2013 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2014 (fpu_switch+2): Likewise.
2015 (movv4sf_i, movv16sf_i): Use adjust_address.
2016 (symGOT_load): Set MEM_NOTRAP_P bit.
2018 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2021 * pa.c (emit_move_sequence): Fix typo in last change.
2023 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2025 PR rtl-optimization/23454
2026 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2029 2005-09-03 Richard Henderson <rth@redhat.com>
2030 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2033 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2036 2005-09-02 Nicolas Pitre <nico@cam.org>
2038 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2039 to bit_count to 32 bits.
2041 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2044 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2045 generating synthetic loads from volatile lvalues.
2047 005-09-02 Nick Clifton <nickc@redhat.com>
2049 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2050 __ctzhi2, __clzhi2): New functions.
2052 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2055 * tree-nested.c (struct var_map_elt): Mark with GTY.
2056 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2058 (lookup_field_for_decl): Allocate new element in GC memory.
2059 (lookup_tramp_for_decl): Likewise.
2060 (convert_nl_goto_reference): Likewise
2061 (create_nesting_tree): Allocate info in GC memory. Likewise for
2063 (free_nesting_tree): Free with ggc_free instead of free.
2064 (root): New static variable.
2065 (lower_nested_functions): Remove root as local variable. And zero out
2066 root at the end of the function.
2068 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2070 PR rtl-optimization/20365
2071 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2072 to short. New member ix.
2073 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2074 (simplify_plus_minus): Initialize ix members before calling qsort.
2076 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2078 PR tree-optimization/23626
2079 * tree-cfg.c (replace_uses_by): Clean up eh info.
2081 2005-09-01 DJ Delorie <dj@redhat.com>
2083 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2086 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2088 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2089 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2092 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2094 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2095 do not issue warning for a variable definition following
2098 2005-09-01 Richard Henderson <rth@redhat.com>
2101 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2102 conversion to CONST_VECTOR.
2104 2005-09-01 Richard Henderson <rth@redhat.com>
2107 * reload1.c (reload_as_needed): Check !CALL_P before calling
2108 fixup_eh_region_note.
2109 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2111 2005-09-01 DJ Delorie <dj@redhat.com>
2113 * varasm.c (output_constant): Let the target resolve
2114 conversions of addresses to non-default pointer sizes.
2116 2005-09-01 Nicolas Pitre <nico@cam.org>
2118 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2119 to alow matching ARM pre-indexed addressing mode.
2120 (arm_override_options): Remove now irrelevant comment.
2122 2005-09-01 Phil Edwards <phil@codesourcery.com>
2124 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2125 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2126 * config/i386/vxworks.h: Likewise.
2127 * config/i386/t-vxworksae: New file, for VxWorks AE.
2128 * config/i386/vxworksae.h: Likewise.
2130 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2132 PR tree-optimization/23410
2133 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2134 sequence is not wrapping during the first step.
2136 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2139 * dwarf2out.c (base_type_die): Compare char_type_node with
2140 TYPE_MAIN_VARIANT (type), not type.
2142 2005-09-01 Richard Guenther <rguenther@suse.de>
2144 PR tree-optimization/15366
2145 * common.opt: Add -finline-functions-called-once.
2146 Put -fearly-inlining in alphabetically ordered place.
2147 * doc/invoke.texi: Document new option.
2148 * ipa-inline.c (cgraph_decide_inlining): Honour
2149 flag_inline_functions_called_once.
2151 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2153 PR rtl-optimization/23478
2154 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2155 (alloc_qty): Initialize it.
2156 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2157 (combine_regs): Combine also n_throwing_calls_crossed fields.
2158 (find_free_reg): Don't attempt to caller-save pseudos crossing
2159 calls that might throw.
2160 * global.c (struct allocno): Add throwing_calls_crossed field.
2161 (global_alloc): Revert 2005-08-22 change. Initialize
2162 throwing_calls_crossed.
2163 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2166 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2169 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2170 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2171 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2172 (and64_2_operand): Tweak to use predicate.
2173 (and_operand): Adjust for mask_operand changes.
2174 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2175 (print_operand): Likewise.
2176 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2177 (mask64_1or2_operand): Delete.
2178 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2179 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2180 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2181 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2182 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2183 (rotldi3_internal4): Likewise.
2184 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2185 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2186 (ashldi3_internal7): Likewise.
2187 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2188 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2189 (anddi3 split): Don't match mask64_operand.
2190 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2191 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2192 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2193 't' splitter predicate.
2194 (movdi_internal64 + 2): Revert 2005-06-11 change.
2196 2005-08-31 DJ Delorie <dj@redhat.com>
2198 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2199 (m32c_asm_integer): Add support for 32 bit pointers.
2201 2005-08-31 Richard Henderson <rth@redhat.com>
2203 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2204 component-like references for setting MEM_NOTRAP_P.
2206 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2207 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2209 2005-08-31 Richard Henderson <rth@redhat.com>
2211 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2212 into a pseudo before applying gen_lowpart.
2214 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2216 * doc/install.texi (Specific): Update cctools version required
2217 for full functionality.
2218 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2219 linkers as -macosx_version_min.
2221 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2224 * sh.c (print_operand, %R and %S): Add handling of floating point
2225 registers, memory, constants and invalid operands.
2227 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2229 * ipa-pure-const.c: Change dump name.
2231 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2234 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2235 to "reg_or_0_operand".
2236 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2238 2005-08-31 Dale Johannesen <dalej@apple.com>
2240 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2241 loops that count down.
2243 2005-08-31 Richard Henderson <rth@redhat.com>
2246 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2247 (fixup_eh_region_note): New.
2248 (reload_as_needed): Call it.
2249 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2250 don't call find_many_sub_basic_blocks; call verify_flow_info.
2251 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2252 (keep_stack_depressed): Likewise.
2253 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2255 2005-08-31 Richard Henderson <rth@redhat.com>
2257 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2260 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2262 * expr.c (expand_expr_real_1): Compare size of address
2263 mode to target's address mode size in deciding expansion of
2264 the constant address.
2266 2005-08-31 Richard Guenther <rguenther@suse.de>
2269 * expr.c (all_zeros_p): New function.
2270 (expand_expr_real_1): Handle the case of an all-zero
2271 non-addressable constructor separately.
2273 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2275 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2276 arguments, adjust all callers.
2277 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2279 2005-08-30 Richard Henderson <rth@redhat.com>
2282 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2283 whenever the mode sizes match.
2285 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2287 * calls.c (load_register_parameters): Fix comment typo.
2288 * expr.c (emit_push_insn): Comment formatting.
2290 2005-08-30 Ian Lance Taylor <ian@airs.com>
2292 * config/i386/x-cygwin (host-cygwin): Change dependency from
2293 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2295 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2297 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2300 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2303 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2304 call to ggc_collect.
2306 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2309 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2310 beginning. Remove $(INCLUDES) from all the rules, if following
2311 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2313 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2316 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2317 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2318 not constant, but maxlen is, don't set len to maxlen, rather
2319 set maxlen to len if len is a constant.
2321 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2323 PR tree-optimization/23475
2324 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2327 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2329 Fix PR middle-end/22455
2331 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2332 Checksum only the parts of the tree that exist for the tree code.
2334 2005-08-28 Dale Johannesen <dalej@apple.com>
2336 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2338 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2340 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2342 2005-08-28 Richard Henderson <rth@redhat.com>
2344 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2345 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2348 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2351 * builtins.c (get_memory_rtx): Don't strip nops
2352 in between COMPONENT_REFs.
2354 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2357 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2359 (gimplify_modify_expr): Check for zero sized types and gimplify the
2360 rhs and lhs as statements.
2362 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2365 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2366 state for return address column of signal frames.
2368 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2371 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2372 bytes >= 2 not bytes == 2.
2373 (expand_block_move): Same.
2375 2005-08-27 Richard Guenther <rguenther@suse.de>
2378 * config/i386/sse.md (sse2_movsd): Add missing closing
2381 2005-08-27 Paul Brook <paul@codesourcery.com>
2383 * genrecog.c (enum decision_type): Add DT_num_insns.
2384 (struct decision_test): Add u.num_insns.
2385 (add_to_sequence): Add DT_num_insns test.
2386 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2387 (write_cond, debug_decision_2): Ditto.
2388 (change_state): Assume peep2_next_insn never fails.
2389 Remove "afterward" argument.
2390 (write afterward, write_tree): Update to match.
2391 * recog.c (peep2_current_count): New variable.
2392 (peep2_next_insn): Check it.
2393 (peephole2_optimize): Set peep2_current_count.
2394 * recog.h (peep2_current_count): Declare.
2396 2005-08-26 Josh Conner <jconner@apple.com>
2399 * ipa-pure-const.c (check_tree): Check for volatile-ness
2400 when considering a dereference.
2402 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2404 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2406 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2408 PR rtl-optimization/23561
2409 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2410 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2411 at most LEN bytes long memory fits into the field.
2412 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2413 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2414 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2416 2005-08-26 Richard Henderson <rth@redhat.com>
2419 * loop.c (biased_biv_may_wrap_p): New.
2420 (maybe_eliminate_biv_1): Use it to suppress non-equality
2421 comparison transformations. Delete disabled code.
2423 2005-08-26 Ian Lance Taylor <ian@airs.com>
2425 * combine.c (make_extraction): Avoid reference outside object.
2427 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2429 * stor-layout.c (finalize_type_size): Restore behaviour for
2430 non-aggregate types to the status quo ante of the patch for
2431 pr 23467. Document why it matters.
2433 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2436 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2437 array by one element, initialize the BT_LAST element with NULL.
2439 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2441 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2442 optimizing for size.
2444 (compare_plus_eqsi): Same.
2445 (plus_eqsi_compare): Same.
2446 (neg_eq0<mode>): Same.
2447 (neg_eq<mode>): Same.
2449 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2452 2005-08-26 Nick Clifton <nickc@redhat.com>
2454 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2455 TARGET_EP is not defined.
2456 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2457 TARGET_EP is enabled.
2458 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2459 * config/v850/v850.md (save_all_interrupt): Only use the EP
2460 register if TARGET_EP is defined.
2461 (restore_all_interrupt): Likewise.
2462 * config/v850/lib1funcs.asm: Update functions so that the EP
2463 register is only used if __EP__ is defined.
2465 2005-08-26 David Ung <davidu@mips.com>
2467 * config/mips/mips.c (mips_expand_prologue): Handle case when
2468 generating for MIPS16 and the outgoing argument area is more than
2469 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2472 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2474 * config/crx/crx.md: Make doloop_end pattern usage controllable
2475 via mloop-nesting=<max-nesting> command line switch. Make sure
2476 the combiner cannot use doloop_end_<mode> in an illegal way.
2477 * config/crx/crx.c: Use regs up to r6 for argument passing.
2478 Refine crx_address_cost (non cst4 displacements are expensive).
2479 * config/crx/crx.opt: Add switch for mloop-nesting=.
2481 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2483 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2484 (UNSPEC_MVST): New constant.
2486 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2488 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2489 Reject operands containing eliminable registers.
2490 * testsuite/gcc.dg/20050825-1.c: New testcase.
2492 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2493 Jan Hubicka <jh@suse.cz>
2495 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2497 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2499 PR tree-optimization/23546
2500 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2503 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2505 * params.def (PARAM_MIN_SPEC_PROB): New.
2506 * sched-rgn.c (MIN_PROBABILITY): Delete.
2507 (compute_trg_info): Convert to PARAM_VALUE.
2508 * doc/invoke.texi (param): Document min-spec-prob.
2510 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2512 * config/darwin.h: define __PIC__
2513 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2514 TARGET_OS_CPP_BUILTINS macro.
2516 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2518 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2521 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2523 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2525 * cfghooks.c (duplicate_block): Added position where to place
2526 new block as argument.
2527 * cfghooks.h (duplicate_block): Declaration changed.
2528 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2530 * cfglayout.h (copy_bbs): Declaration changed.
2531 * cfgloop.h (loop_version): Declaration changed.
2532 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2533 position to copy_bbs.
2534 (loop_version): Pass position to duplicate_loop_to_header_edge.
2535 Add place_after argument and position new blocks according to
2537 * modulo-sched.c (sms_schedule): Pass place_after argument
2539 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2540 * tree-cfg.c (split_edge_bb_loc): New function.
2541 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2542 to determine position of new blocks.
2543 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2545 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2546 argument to duplicate_block.
2547 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2548 Pass position to copy_bbs.
2550 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2552 * fold-const.c (ptr_difference_const): Use
2553 cst_and_fits_in_hwi instead of host_integerp.
2555 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2557 * config/darwin.c (gen_pic_offset): New.
2558 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2561 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2563 PR tree-optimization/23486
2564 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2566 2005-08-23 Phil Edwards <phil@codesourcery.com>
2568 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2569 remove use_collect2.
2570 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2572 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2573 configuration files to override the default value.
2575 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2576 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2577 * config/vx-common.h: New file, split out from...
2578 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2579 * config/vxworksae.h: New file, for VxWorks AE.
2580 * config/vxworks.opt: New file.
2581 * config/vxlib.c: Update for VxWorks 6.
2583 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2584 other MULTILIB_* variables appropriately.
2585 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2586 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2587 * config/rs6000/vxworks.h: Update for VxWorks 6.
2588 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2590 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2593 * config/darwin.c (machopic_select_section): Remove the hack to
2594 mark "::operator new" and "::operator delete" for coalescing
2595 even though they are not weak.
2597 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2599 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2600 * configure: Regenerate.
2602 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2605 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2607 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2608 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2611 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2613 * config/rs6000/predicates.md (equality_operator): New.
2614 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2615 comparison with a large constant.
2617 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2619 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2621 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2623 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2624 registers is even, and we have a hardware double precision fp,
2626 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2627 size of current argument when checking if argument was passed in
2630 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2633 * stor-layout.c (finalize_type_size): Dont override
2634 existing alignment with a smaller alignment from the mode.
2636 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2638 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2639 * lambda.h (lambda_vector_lexico_pos): ... here.
2640 * tree-data-ref.c (build_classic_dist_vector): Return false when
2641 the distance vector is lexicographically negative.
2643 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2645 PR tree-optimization/23511
2646 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2647 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2649 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2651 PR tree-optimization/22043
2652 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2653 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2654 If ALLOW_FLEXARR, handle types ending with flexible array member.
2655 Pass false as second argument to recursive count_type_elements calls.
2656 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2657 argument to count_type_elements call.
2658 * tree-sra.c (decide_block_copy): Likewise.
2659 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2660 for a constant-sized object, set cleared as well. Pass true as
2661 second argument to count_type_elements call.
2663 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2666 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2667 from legitimate_small_data_p, and make global. Update use.
2668 Remove forward declaration.
2669 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2671 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2673 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2675 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2676 of scratch intermediates.
2677 (eq<mode>_compare): Same.
2678 (neg_eq0<mode>): New.
2679 (neg_eq<mode>): Convert to define_insn_and_split.
2681 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2684 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2685 stdarg functions, set/clear the fp marker even when no variable
2687 * config/rs6000/sysv4.opt (mprototype): Describe.
2689 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2691 PR rtl-optimization/23478
2692 * regs.h (reg_info): Add throw_calls_crossed.
2693 (REG_N_THROWING_CALLS_CROSSED): Define.
2694 * flow.c (allocate_reg_life_data): Initialize
2695 REG_N_THROWING_CALLS_CROSSED.
2696 (propagate_one_insn, attempt_auto_inc): Update
2697 REG_N_THROWING_CALLS_CROSSED.
2698 * global.c (global_alloc): Don't allocate pseudos across
2699 calls that may throw.
2701 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2704 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2705 value is inbetween the range if we did not find an exact match.
2707 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2709 * doc/invoke.texi (Option Summary): Add ms1 options.
2710 * doc/extend.texi: Document interrupt handler attribute for ms1.
2711 * doc/md.texi: Document ms1 constraints.
2712 * config.gcc: Add ms1-*-elf.
2713 * config/ms1/ms1.h: New.
2714 * config/ms1/ms1.c: New.
2715 * config/ms1/ms1.md: New.
2716 * config/ms1/ms1-protos.h: New.
2717 * config/ms1/ABI.txt: New.
2718 * config/ms1/crti.asm: New.
2719 * config/ms1/crtn.asm: New.
2720 * config/ms1/lib2extra-funcs.c: New.
2721 * config/ms1/t-ms1: New.
2722 * config/ms1/ms1.opt: New.
2724 2005-08-22 Ira Rosen <irar@il.ibm.com>
2726 * config/rs6000/altivec.md (xorv4sf3): New.
2727 (negv4sf2, neg<mode>2): Likewise.
2729 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2732 * config/ia64/ia64.md (divsi3): Check divide by zero.
2733 (udivsi3): Likewise.
2735 (udivdi3): Likewise.
2737 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2739 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2740 up to elem_bitsize bits, not max_bitsize.
2742 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2744 PR tree-optimization/23433
2745 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2746 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2748 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2750 PR tree-optimization/23434
2751 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2752 the iteration bound is not an INTEGER_CST.
2754 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2756 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2757 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2758 NULL if need_epilog_adjust is false.
2759 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2760 Case 3 always peels first itration, not just for PLUS case, and no need
2761 to use scalar_initial_def here. Create an epilog adjustment only if
2762 scalar_initial_def is not NULL.
2764 (vectorizable_reduction): Remove assert.
2766 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2769 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2770 (__moddi3): Likewise.
2771 (__udivdi3): Likewise.
2772 (__umoddi3): Likewise.
2773 (__divsi3): Likewise.
2774 (__modsi3): Likewise.
2775 (__udivsi3): Likewise.
2776 (__umodsi3): Likewise.
2778 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2780 * tree-pass.h (TDF_GRAPH): Define.
2781 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2782 * passes.c (finish_optimization_passes): Only call
2783 finish_graph_dump_file if TDF_GRAPH is set.
2784 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2785 NULL. Set TDF_GRAPH bit.
2786 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2788 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2790 * arm.h (arm_stack_offsets): Add locals_base field.
2791 * arm.c (arm_get_frame_offsets): Compute it.
2792 (thumb_compute_initial_elimination offset): Make the Thumb frame
2793 pointer point to the base of the local variables.
2794 (thumb_expand_prologue): Update accordingly.
2795 (thumb_expand_epilogue): Likewise.
2797 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2798 mode of clobbered scratch to DImode. Handle a case that's known to
2801 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2803 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2804 (gt0<mode>_compare): Delete.
2805 (neg_gt0<mode>): Delete.
2807 2005-08-19 Eric Christopher <echristo@apple.com>
2809 * optabs.h: Change CTI_ to COI_.
2812 2005-08-19 James E Wilson <wilson@specifix.com>
2814 * builtins.c (expand_builtin_return_addr): Set
2815 current_function_accesses_prior_frames when count != 0. Use
2816 frame_pointer_rtx when count == 0.
2817 * function.h (struct function): Add accesses_prior_frames field.
2818 (current_function_accesses_prior_frames): Define.
2819 * reload1.c (init_elim_table): Check
2820 current_function_accesses_prior_frames.
2821 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2823 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2825 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2826 indicator. Return true if the flowgraph changed during
2829 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2832 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2833 conditional expression before testing its value.
2835 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2837 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2839 2005-08-19 Devang Patel <dpatel@apple.com>
2841 PR tree-optimization/23048
2842 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2843 third parameter. Check whether latch is dominated by exit
2845 (if_convertible_loop_p): Supply exit block itself to
2846 if_convertible_bb_p.
2848 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2851 * arm.md (arm_load_pic_register): Change argument to the mask of
2852 saved registers. Call thumb_find_work_register if we need a
2853 scratch register on Thumb.
2854 (arm_expand_prologue): Pass empty register set to
2855 arm_load_pic_register.
2856 (thumb_expand_prologue): Pass live_regs_mask directly to
2857 arm_load_pic_register.
2858 * arm-protos.h (arm_load_pic_register): Update prototype.
2860 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2862 * sh.c (find_sole_member): New function.
2863 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2864 if the record's alignment is larger than the size of its only member.
2866 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2869 * arm.c (thumb_legitimize_reload_address): New function.
2870 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2871 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2873 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2875 * config/crx/crx.c: Implement crx_decompose_address. Reject
2876 symbolic displacements since CRX register relative adressing
2877 mode can't handle unsigned 32-bit values as displacements.
2878 * config/crx/crx.h: Simplify definitions, remove redundant
2879 parenthesis and obsolete macros.
2880 * config/crx/crx.opt: Add new switch for debugging addresses.
2881 * config/crx/crx-protos.h: Add new declarations for above.
2883 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2886 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2889 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2891 * collect2.c (dup2): Delete.
2892 * configure.ac: Don't check for dup2.
2894 * config.in, configure: Regenerate.
2896 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2898 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2899 record with the type of its only member.
2901 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2903 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2904 define_insn_and_split.
2905 (plus_ltu<mode>_compare): Same.
2906 (gtu<mode>_compare): Same.
2907 (plus_gtu<mode>_compare): Same.
2909 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2911 PR tree-optimization/22228
2912 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2914 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2915 are recorded in vect_vnames_to_rename for renaming.
2916 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2917 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2918 in vect_vnames_to_rename.
2919 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2920 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2922 2005-08-18 Jan Hubicka <jh@suse.cz>
2925 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2926 info only for local statics, not for member variables.
2928 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2930 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2932 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2934 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2936 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2939 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2941 2005-08-17 James E Wilson <wilson@specifix.com>
2943 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2946 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2948 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2949 (leu<mode>_compare): Same.
2950 (plus_leu<mode>): Same.
2951 (neg_leu<mode>): Same.
2952 (and_neg_leu<mode): Same.
2953 (ltu<mode>_compare): Same.
2954 (plus_ltu<mode>): Same.
2956 (geu<mode>_compare): Same.
2957 (plus_geu<mode>): Same.
2958 (neg_geu<mode>): Same.
2959 (and_neg_geu<mode>): Same.
2960 (plus_gt<mode>): Same.
2961 (gtu<mode>_compare): Same.
2962 (plus_gtu<mode>): Same.
2964 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2966 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2967 Move call_table_data to end. Delete spurious .text.
2968 (callt_save_all_interrupt): Fix comment typo.
2970 2005-08-17 James E Wilson <wilson@specifix.com>
2971 Kevin Winchester <winchester@amirix.com>
2974 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2976 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2979 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2980 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2982 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2984 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2985 record with the type of its only member if the modes don't match.
2987 * varasm.c (decode_reg_name): Skip empty additional register names.
2989 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2991 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2992 lsm_tmp_name_length): New.
2993 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2994 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2996 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2997 Andreas Krebbel <krebbel1@de.ibm.com>
2999 * config.gcc: Added z9-109 switch.
3000 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3001 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3002 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3003 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3004 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3005 for "z9_109" cpu attribute.
3006 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3007 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3008 (s390_handle_arch_option): Added z9-109 switch.
3009 (override_options): Set respective cost function for z9-109.
3010 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3011 (legitimate_reload_constant_p): Accept extended immediates.
3012 (print_operand): Three new output modifiers added: k, m and o.
3013 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3014 (s390_output_mi_thunk): Use extended immediate when possible.
3015 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3016 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3017 (CONSTRAINT_LEN): Added length of O constraint.
3018 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3019 * config/s390/s390.md ("cpu"): New value z9_109 added.
3020 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3021 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3022 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3023 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3024 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3025 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3026 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3027 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3028 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3029 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3030 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3031 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3032 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3033 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3034 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3036 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3037 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3038 insns for TARGET_EXTIMM.
3040 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3042 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3044 2005-08-17 Nick Clifton <nickc@redhat.com>
3046 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3047 Call default_encode_section_info.
3049 2005-08-17 Steven Bosscher <stevenb@suse.de>
3051 PR tree-optimization/21574
3052 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3053 constant, return CONSTANT.
3054 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3055 (ccp_fold, visit_assignment): Likewise.
3056 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3058 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3060 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3061 fold_buildN instead of buildN then fold_initializer or fold.
3062 (build_unary_op): Likewise.
3063 (build_binary_op): Likewise.
3064 * fold-const.c (fold_initializer): Remove.
3065 (fold_build1_initializer): New function.
3066 (fold_build2_initializer): New function.
3067 (fold_build3_initializer): New function.
3068 * tree.h (fold_initializer): Remove.
3069 (fold_build1_initializer): New function.
3070 (fold_build2_initializer): New function.
3071 (fold_build3_initializer): New function.
3073 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3075 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3076 (try_move_mult_to_index): Call fold_build2 instead of build2.
3077 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3078 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3079 fold_binary_to_constant.
3080 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3082 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3083 check if A == gcd (A, B). Remove TYPE argument.
3084 (analyze_offset) Use fold_build2 instead of fold (build.
3085 (create_data_ref): Likewise.
3086 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3087 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3090 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3092 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3093 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3095 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3098 * gimplify.c (zero_sized_type): New function.
3099 (gimplify_modify_expr_rhs): If we have a zero sized type,
3100 replace the statement with an empty statement.
3102 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3104 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3107 2005-08-16 Ian Lance Taylor <ian@airs.com>
3109 * doc/tm.texi (Label Output): Correct typo.
3111 2005-08-16 Steven Bosscher <stevenb@suse.de>
3114 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3115 force_operand will work later on using have_insn_for.
3117 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3119 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3121 2005-08-16 Ian Lance Taylor <ian@airs.com>
3124 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3125 vector type, don't try to construct it element by element. Add an
3126 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3128 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3130 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3132 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3134 * doc/invoke.texi (Precompiled Headers): Document some more options
3135 which are known to be safe.
3137 2005-08-16 James E Wilson <wilson@specifix.com>
3139 PR tree-optimization/21105
3140 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3141 TREE_OVERFLOW check.
3143 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3145 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3146 (neg_ltu<mode>): Same.
3148 (neg_gtu<mode>): Same.
3150 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3152 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3153 (fold_builtin_isdigit): Use fold_buildN.
3154 (build_function_call_expr): Likewise.
3155 * c-typeck.c (c_finish_loop): Likewise.
3157 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3158 Richard Shann <rshann@superh.com>
3160 PR middle-end/20396:
3161 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3163 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3165 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3167 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3170 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3171 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3174 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3177 * fold-const.c (build_range_check): Disable optimization for function
3178 pointer expressions on targets that require function pointer
3181 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3183 * simplify-rtx.c (simplify_const_relational_operation): When
3184 extracting arguments of a COMPARE, recompute the mode as well.
3186 2005-08-15 Ian Lance Taylor <ian@airs.com>
3188 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3190 2005-08-15 DJ Delorie <dj@redhat.com>
3192 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3194 (movsi_splittable): Allow, but split, moves to the stack.
3195 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3198 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3200 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3201 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3202 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3204 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3205 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3206 Delete HOST_PTR_PRINTF.
3208 * configure, config.in: Regenerate.
3210 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3212 * config/rs6000/rs6000.md (QHSI): New mode macro.
3213 (wd): Extend mode attr for QImode and HImode
3214 (dbits): New mode attr.
3215 (zero_extend<mode>di2): Convert to mode macro.
3217 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3220 * doc/invoke.texi (-mgnu-ld): Update description.
3223 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3226 * Makefile.in (tree-chrec.o): Depends on real.h.
3227 * tree-chrec.c: Include real.h.
3228 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3229 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3230 * tree-scalar-evolution.c (add_to_evolution_1,
3231 interpret_rhs_modify_expr): Ditto.
3233 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3236 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3237 step is negative compute the estimation from init downwards to zero.
3239 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3241 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3243 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3245 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3247 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3248 Accept double-word constants that can be split.
3249 * config/s390/s390.md ("movti"): Use 'P' constraint.
3250 ("*movdi_31", "*movdf_31"): Likewise.
3252 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3254 Fix PR tree-optimization/22615
3256 * tree-ssa-structalias.c (solution_set_add): Handle
3257 first_vi_for_offset returning NULL.
3258 (do_da_constraint): Ditto.
3259 (do_sd_constraint): Ditto.
3260 (do_ds_constraint): Ditto
3261 (find_func_aliases): Ditto.
3262 (build_constraint_graph): RHS is allowed be ANYTHING.
3263 (first_vi_for_offset): Return NULL if we couldn't find anything at
3266 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3268 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3269 over memory as first operand.
3271 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3274 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3275 available for setting it.
3277 2005-08-14 Ira Rosen <irar@il.ibm.com>
3279 PR tree-optimization/23320
3280 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3281 data-refs' types instead of base object nullness. Add check for
3282 pointer type data-refs before first location comparison. Remove
3285 2005-08-14 Andreas Schwab <schwab@suse.de>
3287 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3289 2005-08-13 James E Wilson <wilson@specifix.com>
3291 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3292 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3293 -fstack-protector-all, --param ssp-buffer-size): Document.
3294 (-Wvariadic-macros): Alphabetize.
3295 (-fsched-stalled-insns-dep): Add missing 'f'.
3297 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3300 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3302 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3303 or indirect address operand.
3304 (EXTRA_ADDRESS_CONSTRAINT): New.
3305 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3307 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3309 PR tree-optimization/22236
3310 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3311 successors and predecessors.
3312 * tree-chrec.c (chrec_convert): Before converting, check that
3313 sequences don't wrap.
3314 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3315 (analyze_array): Extern.
3316 (find_data_references_in_loop): Remove call to
3317 compute_estimated_nb_iterations.
3318 * tree-data-ref.h (analyze_array): Declared.
3319 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3320 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3321 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3322 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3324 * tree-ssa-loop-ivcanon.c: Fix documentation.
3325 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3326 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3327 (infer_loop_bounds_from_undefined): New.
3328 (estimate_numbers_of_iterations_loop): Use
3329 infer_loop_bounds_from_undefined.
3330 (used_in_pointer_arithmetic_p): New.
3331 (scev_probably_wraps_p): Pass an extra parameter. Call
3332 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3333 (convert_step): Fix documentation.
3334 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3335 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3336 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3337 scev_probably_wraps_p.
3339 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3341 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3342 (s390_register_info): Ignore clobbered_regs information for fixed
3343 registers, and only fixed registers.
3344 (s390_init_frame_layout): Remove redundant call.
3346 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3348 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3349 description of -Wold-style-casts.
3351 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3352 Jakub Jelinek <jakub@redhat.com>
3354 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3355 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3356 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3357 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3358 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3359 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3360 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3361 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3362 ("stack_protect_set", "stack_protect_test"): New expanders.
3363 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3364 "stack_protect_testdi"): New insn definitions.
3366 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3368 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3370 2005-08-12 Paul Brook <paul@codesourcery.com>
3372 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3374 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3376 * config/s390/predicates.md (setmem_operand): New predicate.
3377 (shift_count_operand): Accept ANDs with special constants as
3379 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3380 with special constants.
3381 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3382 shift_count_operand with setmem_operand.
3384 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3386 * config/s390/s390.c (s390_extract_part, s390_single_part):
3388 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3389 (s390_output_mi_thunk): Don't use lg on 31 bit.
3390 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3391 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3393 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3395 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3396 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3397 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3398 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3399 with one of the new macros.
3401 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3403 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3404 Don't set save_return_addr_p.
3405 (s390_register_info): Make clobbered_regs not depending on
3408 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3410 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3411 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3413 2005-08-11 James E. Wilson <wilson@specifix.com>
3415 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3417 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3419 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3420 locations gathered by var-tracking in single entry loc_list
3421 over loc_descriptor_from_tree.
3423 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3424 pass it down to loc_descriptor.
3425 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3426 (containing_function_has_frame_base): Move earlier in the file.
3427 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3428 instead of always assuming fbreg can't be used.
3430 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3432 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3433 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3434 Accept address wrapped in AND for Altivec.
3435 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3436 Strip AND wrapping offset address for Altivec.
3438 2005-08-11 Richard Henderson <rth@redhat.com>
3441 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3442 before using TYPE_IS_SIZETYPE.
3444 2005-08-11 Richard Henderson <rth@redhat.com>
3447 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3448 insn types not present on ev4.
3449 (alphaev5_insn_pipe): Similarly.
3451 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3454 * arm.c (arm_override_options): If the user has selected callee-super-
3455 interworking, then enable normal interworking.
3457 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3459 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3462 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3464 * doc/rtl.texi: Fix two typos.
3466 2005-08-11 Richard Guenther <rguenther@suse.de>
3469 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3470 cases where we call to/from functions returning void.
3472 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3475 * tree.c (build_pointer_type_for_mode): Robustify.
3477 2005-08-10 James E Wilson <wilson@specifix.com>
3479 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3480 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3482 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3485 2005-08-10 Eric Christopher <echristo@apple.com>
3487 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3488 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3491 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3494 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3495 for the high part when generating dynamic-no-pic code.
3497 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3499 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3500 (x86_64-*-linux*): Likewise.
3502 * config/i386/crtfastmath.c: New file.
3503 * config/i386/t-crtfm: Likewise.
3505 * config/i386/linux.h (ENDFILE_SPEC): New.
3506 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3508 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3511 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3513 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3514 (vec_shl, vec_shr): Document new operations.
3515 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3517 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3519 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3520 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3521 change predicate to indexed_or_indirect_address.
3523 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3525 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3526 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3527 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3528 and __aeabi_uwrite8.
3529 * config/arm/unaligned-funcs.c: New file.
3530 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3532 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3534 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3536 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3537 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3539 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3540 * final.c (pass_shorten_branches): Add dump.
3541 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3542 (pass_life): Rename dump.
3543 (rest_of_handle_flow2): Remove initial verify_flow_info.
3544 * function.c (pass_instantiate_virtual_regs): Add dump.
3545 * integrate.c (pass_initial_value_sets): Add dump.
3546 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3547 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3548 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3549 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3550 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3551 gate_rtl_unrool_and_peel_loops): New.
3552 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3553 rtl_doloop): Do not look at flags.
3554 * mode-switching.c (pass_mode_switching): Add dump.
3555 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3556 pass_split_before_regstack): Add dump.
3557 * regmove.c (pass_stack_adjustments): Add dump.
3558 * tree-optimize.c (pass_fixup_cfg): Add dump.
3560 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3563 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3564 deciding which instruction sequence to use.
3566 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3568 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3569 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3571 2005-08-09 Richard Guenther <rguenther@suse.de>
3573 * c-common.c (builtin_function_2): Remove.
3574 (def_builtin_1): New function.
3575 (c_common_nodes_and_builtins): Use def_builtin_1 to
3576 build builtin functions.
3578 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3580 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3581 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3582 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3585 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3587 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3588 fold_binary instead of fold_build2 since we don't care about the
3590 (loop_niter_by_eval): Likewise.
3591 (compare_trees): Likewise.
3592 (proved_non_wrapping_p): Likewise.
3594 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3598 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3599 if the if is really empty.
3601 2005-08-09 Steven Bosscher <stevenb@suse.de>
3603 PR tree-optimization/23234
3604 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3605 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3606 argument of the new enum.
3607 (execute_cse_reciprocals): Add reciprocals for function arguments
3608 on the unique successor edge of the entry block. Update other calls
3609 to execute_cse_reciprocals_1.
3611 2005-08-08 Richard Henderson <rth@redhat.com>
3614 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3616 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3618 * expr.c (write_complex_part): Return after handling MEM.
3620 2005-08-08 Josh Conner <jconner@apple.com>
3622 PR rtl-optimization/23241
3623 * combine.c (simplify_comparison): Fix error in determining
3624 whether to lift a subreg from comparison.
3626 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3629 * config/rs6000/altivec.md (vec_init<mode>): New.
3630 (vec_set<mode>): New.
3631 (vec_extract<mode>): New.
3632 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3633 (rs6000_expand_vector_set): New.
3634 (rs6000_expand_vector_extract): New.
3635 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3636 for Altivec modes before reload.
3637 (altivec_expand_vec_init_builtin): New.
3638 (get_element_number): New.
3639 (altivec_expand_vec_set_builtin): New.
3640 (altivec_expand_vec_ext_builtin): New.
3641 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3643 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3645 * config/rs6000/rs6000.h (rs6000_builtins): Add
3646 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3647 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3648 * config/rs6000/rs6000-protos.h: Declare new functions.
3650 2005-08-08 Jan Hubicka <jh@suse.cz>
3652 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3653 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3654 * i386.md (movdi*): Use pic_32bit_operand.
3655 * predicates.md (pic_32bit_operand): New.
3657 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3660 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3662 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3664 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3665 (test_for_singularity): Use fold_build2.
3667 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3669 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3671 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3673 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3674 (COMMON_ASM_OP) Define.
3675 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3676 (ix86_encode_section_info): Likewise.
3677 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3678 SUBTARGET_ENCODE_SECTION_INFO.
3680 2005-08-06 Richard Henderson <rth@redhat.com>
3683 * tree-nested.c (convert_local_reference): Save and restore val_only
3684 around component_ref and friends. Clear walk_subtrees by default.
3686 2005-08-06 Peter O'Gorman <peter@pogma.com>
3689 * gcc.c (process_command): Check the argument to -b has a dash.
3690 * doc/invoke.texi: Update -b and -V docs.
3692 2005-08-06 James E Wilson <wilson@specifix.com>
3694 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3696 2005-08-06 Michael Matz <matz@suse.de>
3698 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3699 member only if only one insn is associated with the value.
3701 2005-08-06 Nick Clifton <nickc@redhat.com>
3703 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3705 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3706 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3707 Check symbol flags instead of symbol name mangling.
3708 (xstormy16_asm_output_aligned_common): Likewise. Also
3709 simplify code since the bss100_section cass is the only case
3710 where the below100 code will be triggered.
3711 (xstormy16_encode_section_info): Encode below100 attribute
3712 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3714 (xstormy16_strip_name_encoding): Delete - this function is no
3716 (TARGET_STRIP_NAME_ENCODING): Undefine.
3717 * config/stormy16/stormy16-protos.h: Delete prototype for
3718 xstormy16_strip_name_encoding.
3720 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3722 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3723 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3724 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3725 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3726 config/alpha/predicates.md, config/arc/arc.h,
3727 config/arm/arm.h, config/arm/ieee754-df.S,
3728 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3729 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3730 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3731 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3732 config/m68hc11/m68hc11.h, config/mips/mips.c,
3733 config/mips/mips.h, config/mips/openbsd.h,
3734 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3735 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3736 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3737 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3738 config/sparc/linux.h, config/sparc/linux64.h,
3739 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3740 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3741 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3742 typos. Follow spelling conventions.
3744 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3747 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3748 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3749 specially. Check for side effects only for COND_EXPR.
3750 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3751 return with TREE_NO_WARNING.
3753 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3755 PR rtl-optimization/23233
3756 * loop.c (combine_movables): Require the modes to be the same.
3757 (move_movables): Remove handling of cases where the replacement
3758 had a different mode to the original.
3760 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3762 PR tree-optimization/23128
3763 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3764 subtraction wrap, and set TREE_OVERFLOW if they do.
3766 2005-08-05 Richard Henderson <rth@redhat.com>
3769 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3770 FORCED_LABEL labels.
3772 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3775 * reload.c (find_reloads_subreg_address): Pass down TYPE
3776 unchanged. Change all callers except find_reloads_toplev.
3778 2005-08-05 Michael Matz <matz@suse.de>
3780 * genattrtab.c (current_alternative_string): Remove.
3781 (SIMPLIFY_ALTERNATIVE): Ditto.
3782 (attr_alt_bit_p): Ditto.
3783 (alternative_name): Make const char *.
3784 (evaluate_eq_attr): Remove use of above things.
3785 (simplify_test_exp): Ditto.
3786 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3787 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3789 2005-08-04 James E Wilson <wilson@specifix.com>
3791 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3792 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3793 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3794 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3795 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3797 2005-08-04 Richard Henderson <rth@redhat.com>
3800 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3801 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3802 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3803 if we'd have to instantiate too many members.
3805 2005-08-04 Richard Henderson <rth@redhat.com>
3808 * tree-outof-ssa.c (coalesce_asm_operands): New.
3809 (coalesce_ssa_name): Use it. Split out ...
3810 (coalesce_phi_operands, coalesce_result_decls): ... these.
3812 2005-08-04 Paul Brook <paul@codesourcery.com>
3814 * read-rtl.c (read_quoted_string): Break if EOF.
3816 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3818 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3819 (fold_build2): Likewise.
3820 (fold_build3): Likewise.
3821 (fold_build1_stat): New function prototype.
3822 (fold_build2_stat): Likewise.
3823 (fold_build3_stat): Likewise.
3824 * fold-const.c (fold_build1): Rename to ..
3825 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3826 through to build1_stat.
3827 (fold_build2): Rename to ..
3828 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3829 through to build2_stat.
3830 (fold_build3): Rename to ..
3831 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3832 through to build3_stat.
3834 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3835 Ian Lance Taylor <ian@airs.com>
3837 * function.c (assign_stack_local_1): Do not correct stack slot
3838 address if allocation size is smaller than mode size.
3840 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3843 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3844 (tree_merge_blocks): Propagate anything allowed by
3846 Clarify documentation.
3847 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3848 SSA form, schedule an update if necessary.
3850 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3852 * doc/install.texi (Binaries): Remove broken link to
3853 Sinix/Reliant Unix binaries.
3855 2005-08-03 Richard Henderson <rth@redhat.com>
3858 * function.c (stack_protect_epilogue): Export.
3859 * tree.h (stack_protect_epilogue): Declare.
3860 * calls.c (expand_call): Call it.
3862 2005-08-03 Eric Christopher <echristo@apple.com>
3864 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3865 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3868 2005-08-04 Jan Hubicka <jh@suse.cz>
3870 * profile.c (branch_prob): Split edges with goto locus on them
3871 to get proper line counts.
3872 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3874 2005-08-03 Paul Brook <paul@codesourcery.com>
3876 * function.c (assign_parms): Round current_function_args_size
3877 to PARM_BOUNDARY, not STACK_BOUNDARY.
3879 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3881 * config/i386/i386.c (x86_elf_aligned_common)
3882 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3884 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3886 PR tree-optimization/23157
3887 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3888 before emitting them.
3890 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3892 PR tree-optimization/19899
3893 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3894 * tree-scalar-evolution.c: Include real.h.
3895 (add_to_evolution): Build constant -1 of correct type.
3897 2005-08-03 Jan Hubicka <jh@suse.cz>
3899 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3900 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3901 profile updating for complette unrolling.
3902 * loop-unroll.c (peel_loop_completely): Use it.
3903 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3904 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3907 2005-08-03 Paul Brook <paul@codesourcery.com>
3909 * combine.c (can_change_dest_mode): New function.
3910 (try_combine, simplify_set): Use it.
3912 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3914 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3917 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3919 * doc/install.texi (Specific): Adjust link to openavr.org.
3920 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3921 (Binaries): Adjust HP-UX Porting Center link.
3922 (Binaries): Adjust Free Software Foundation ordering link.
3924 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3926 * convert.c (convert_to_integer): Use fold_build1 instead of
3927 build1 when converting an integer to an integer.
3929 2005-08-02 Richard Henderson <rth@redhat.com>
3931 * combine.c (combine_instructions): Don't use reg_equal/equiv
3932 results if the mode doesn't match.
3934 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3936 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3937 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3939 2005-08-02 Richard Henderson <rth@redhat.com>
3942 * explow.c (memory_address): Remove special-case for
3943 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3945 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3948 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3949 number of calls to cleanup_tree_cfg_1.
3951 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3953 * doc/invoke.texi: document file extensions .F90 and .F95
3955 2005-08-02 Richard Guenther <rguenther@suse.de>
3957 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3958 positive if its first argument is positive.
3960 2005-08-02 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/23177
3963 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3966 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3968 PR tree-optimization/23129
3969 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3970 varying for divisions with anti-ranges.
3972 2005-08-02 Jan Hubicka <jh@suse.cz>
3974 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3975 * tree-ssa-threadupdate.c (thread_block): Add it here.
3977 2005-08-01 James E Wilson <wilson@specifix.com>
3979 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3980 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3981 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3983 * config/mips/predicates.md (const_call_insn_operand): Add check for
3984 SYMBOL_REF_LONG_CALL_P.
3985 * doc/extend.texi (long_call): Document the new attribute.
3987 2005-08-01 Ian Lance Taylor <ian@airs.com>
3988 Richard Henderson <rth@redhat.com>
3990 * Makefile.in (RTL_BASE_H): Add real.h.
3991 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3993 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3995 * rtl.c (rtl_check_failed_code_mode): New.
3996 * rtl.h (struct rtx_def): Add u.rv.
3997 (XCMWINT, XCNMPRV): New.
3998 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3999 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4001 2005-08-01 Richard Henderson <rth@redhat.com>
4003 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4004 with auto-inc codes.
4006 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4008 2005-08-01 Jan Hubicka <jh@suse.cz>
4010 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4011 * i386.c: Include dwarf2.h
4012 (asm_preferred_eh_data_format): New.
4013 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4015 2005-08-01 Ian Lance Taylor <ian@airs.com>
4017 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4018 randomize_va_space for virtual address randomization control.
4020 2005-08-01 Steven Bosscher <stevenb@suse.de>
4022 * common.opt (flag_ipa_cp): Put in right place to maintain
4025 2005-08-01 Jan Hubicka <jh@suse.cz>
4027 * profile.c (compute_value_histograms): Fix thinko.
4028 * value-prof.c: Include toplev.h
4029 (check_counter): New function.
4030 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4031 tree_mod_subtract_transform): Add sanity check.
4033 2005-08-01 Richard Guenther <rguenther@suse.de>
4035 PR tree-optimization/23133
4036 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4037 current functions parameter decls to find defs to cse
4040 2005-08-01 Richard Guenther <rguenther@suse.de>
4042 PR tree-optimization/23109
4043 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4044 If trapping math is in effect, use post-dominator information
4045 to check if we'd in any case reach a trapping point before
4046 doing the reciprocal insertion.
4047 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4048 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4049 expressions are invariant only if trapping math is not in effect.
4051 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4053 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4054 cgraph_function_versioning): New declarations.
4055 * cgraphunit.c: Add include to ipa-prop.h.
4056 (update_call_expr, cgraph_copy_node_for_versioning,
4057 cgraph_function_versioning): New functions.
4058 * integrate.c (copy_decl_for_inlining): Remove.
4059 * ipa-prop.h (ipa_replace_map): New struct.
4060 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4061 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4062 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4063 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4064 ipcp_iterate_stage, ipcp_method_scale_print,
4065 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4066 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4067 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4068 ipcp_update_bb_counts, ipcp_update_profiling,
4069 ipcp_update_edges_counts): New functions.
4070 (ipcp_method_cval_init): Remove restriction regarding local methods.
4071 (ipcp_init_stage): Add ipcp_method_compute_scale.
4072 (ipcp_insert_stage): Add versioning.
4073 (ipcp_structures_print): Add ipcp_method_scale_print.
4074 (ipcp_driver): Dump profiling info.
4075 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4076 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4077 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4078 (struct inline_data): Add versioning_p, ipa_info, new fields.
4079 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4080 declare_return_variable): Replace calls to copy_decl_for_inlining with
4082 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4084 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4085 Add argument VERSIONING.
4086 (copy_arguments_for_versioning, copy_static_chain,
4087 function_versionable_p, tree_versionable_function_p,
4088 tree_function_versioning, replace_ref_tree): New functions.
4089 * tree-inline.h: Include varray.h.
4090 (tree_versionable_function_p, tree_function_versioning,
4091 tree copy_decl_for_dup): New declarations.
4093 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4095 * ipa-cp.c: New file. Contains IPCP specific functionality.
4096 * ipa-prop.h: New file. Contains structures/definitions that can be
4097 used by several interprocedural data flow optimizations (and also IPCP).
4098 * ipa-prop.c: New file.
4099 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4100 * common.opt: Add ipa-cp flag.
4101 * timevar.def: Add IPCP optimization.
4102 * tree-optimize.c (init_tree_optimization_passes): Schedule
4104 * tree-pass.h (pass_ipa_cp): Declare.
4106 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4108 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4109 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4110 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4111 config/i386/i386.c, config/mips/mips.h,
4112 config/rs6000/rs6000.h, config/sh/sh.c,
4113 config/stormy16/stormy16.c: Fix comment typos.
4115 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4118 * c-typeck.c (build_binary_op): Use common_type wrapper on
4120 (common_type): Update comment.
4122 2005-07-31 Steven Bosscher <stevenb@suse.de>
4125 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4126 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4127 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4129 2005-07-31 Jan Hubicka <jh@suse.cz>
4131 * pretty-print.h (pp_widest_integer): New macro.
4132 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4135 2005-07-31 Jan Hubicka <jh@suse.cz>
4137 * output.h (enum section_category): Export from varasm.c
4138 (categorize_decl_for_section): Likewise.
4139 * varasm.c (enum section_category): Kill.
4140 (categorize_decl_for_section): Make global.
4141 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4143 * i386.c (ix86_section_threshold): New static variable.
4144 (ix86_in_large_data_p, ix86_encode_section_info,
4145 x86_64_elf_unique_section,
4146 x86_64_elf_select_section): New functions.
4147 (TARGET_ENCODE_SECTION_INFO): Define
4148 (override_options): Enable medium model for PIC.
4149 (ix86_expand_prologue): Expand gen_set_got_rex64.
4150 (legitimate_constant_p): Handle new UNSPECs.
4151 (legitimate_pic_address_disp_p): Likewise.
4152 (legitimize_pic_address): Lower MEDIUM model addressing.
4153 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4154 (enum cmodel): Add MEDIUM_PIC.
4155 (SYMBOL_REF_FAR_ADDR_P): New macro.
4156 (SYMBOL_FLAG_FAR_ADDR): New flag.
4157 * i386.md (movdi): Support medium model.
4158 (set_got_rex64): New pattern.
4159 * i386.opt (mlarge-data-threshold): New flag.
4160 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4161 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4162 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4163 TARGET_ASM_UNIQUE_SECTION): New.
4165 * invoke.texi (-mlarge_data_threshold): Document
4167 2005-07-31 Jan Hubicka <jh@suse.cz>
4169 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4170 (coalesce_vars): Likewise.
4171 * tree-ssa-live.c (coalesce_cost): New.
4172 (build_tree_conflict_graph): Use coalesce_cost.
4173 * tree-ssa-live.h (coalesce_cost): Declare.
4175 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4177 * arm.md (all peepholes for post-increment operations): Delete.
4178 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4179 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4180 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4181 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4182 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4184 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4186 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4189 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4192 * doc/invoke.texi: Document -rdynamic.
4194 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4197 * c-parser.c (c_parser_parms_list_declarator): Call
4198 mark_forward_parm_decls.
4199 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4200 decls with visibility structure.
4202 2005-07-30 Paul Brook <paul@codesourcery.com>
4204 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4206 2005-07-30 Paul Brook <paul@codesourcery.com>
4208 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4210 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4212 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4214 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4217 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4218 nested function declarators.
4219 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4220 (grokparms): Call warn_if_shadowing for parameters used within the
4222 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4223 not used within the parameter list.
4224 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4226 2005-07-30 Jan Hubicka <jh@suse.cz>
4228 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4229 * i386.c (ix86_fixup_binary_operands): Likewise.
4230 (ix86_expand_unary_operator): Likewise.
4231 (ix86_expand_fp_absneg_operator): Likewise.
4232 * optabs.c (expand_vec_cond_expr): Validate dest.
4234 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4237 * real.c (real_from_string): Also set last bit if there is a
4238 nonzero hex digit beyond GCC's internal precision after ".".
4240 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4242 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4243 define_constants. Change duplicate values to unassigned numbers.
4244 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4245 (*altivec_vspltsf): New.
4246 (altivec_vperm_v4sf): Delete.
4247 (altivec_vperm_<mode>): Use mode macro V.
4248 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4249 (altivec_predicate_v4sf): Delete.
4250 (altivec_predicate_<mode>): Use mode macro V.
4251 (*altivec_lvesfx): New.
4252 (*altivec_stvesfx): New.
4253 (vec_realign_load_v4sf): Delete.
4254 (vec_realign_load_<mode>): Use mode macro V.
4255 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4258 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4261 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4263 * configure: Regenerated.
4265 2005-07-29 Paul Brook <paul@codesourcery.com>
4267 * doc/install.texi: Add link to GFortran binaries wiki page.
4269 2005-07-29 David Ung <davidu@mips.com>
4271 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4272 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4273 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4274 * config/mips/mips.md (cpu): Add 5kf name.
4275 (includes): Includes 5k.md.
4276 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4277 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4280 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4283 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4284 (cleanup_tree_cfg): ... here.
4285 Call cleanup_tree_cfg_1 until there are no more cleanups to
4288 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4290 * tree-vrp.c (compare_range_with_value): Return true or false
4291 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4292 EQ_EXPR respectively.
4294 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4296 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4299 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4301 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4302 (tree_ssa_dominator_optimize): Increment it.
4303 (dump_dominator_optimization_stats): Print it.
4305 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4306 Steven Bosscher <stevenb@suse.de>
4308 PR rtl-optimization/23117
4309 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4310 when head == tail. Tidy comment.
4312 2005-07-28 Richard Henderson <rth@redhat.com>
4314 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4315 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4316 * jump.c (rtx_renumbered_equal_p): Likewise.
4317 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4318 CONST_INT and CONST_DOUBLE.
4319 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4320 * reload.c (operands_match_p): Special case CONST_INT and
4321 CONST_DOUBLE; check mode earlier.
4323 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4326 * c-typeck.c (convert_for_assignment): Do not check
4327 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4329 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4332 * c-typeck.c (composite_type): Prefer constant size arrays to
4335 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4338 * real.c (real_from_string): Set last bit if there is a nonzero
4339 hex digit beyond GCC's internal precision.
4341 2005-07-28 Richard Henderson <rth@redhat.com>
4344 * cfgcleanup.c (try_forward_edges): Watch out for end of
4347 2005-07-28 James E Wilson <wilson@specifixinc.com>
4350 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4352 2005-07-28 Jan Hubicka <jh@suse.cz>
4354 * Makefile.in (rtl-profile.o): Kill all traces of it.
4355 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4356 * coverage.h (rtl_coverage_counter_ref): Kill.
4357 * opts.c (flag_speculative_prefetching_set): Kill.
4358 (flag_loop_optimize_set): New.
4359 (common_handle_option): Disable loop optimizer when profiling;
4360 do not handle speculative prefetching.
4361 * passes.c (init_optimization_passes): Replace pass_profiling combo
4362 by branch_prob pass.
4363 * profile.c (compute_value_histograms): Update for simplified value
4365 (rtl_register_profile_hooks): Kill.
4366 (pass_profiling): Kill.
4367 (rest_of_handle_branch_prob): Do not profile.
4368 * toplev.c (process_options): Remove speculative prefetching.
4369 * toplev.h (flag_tree_based_profiling): Kill.
4370 * tree-profile.c (prepare_instrumented_value,
4371 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4372 tree_gen_one_value_profiler, do_tree_profiling): Update for
4373 simplified datastructures.
4374 * value-prof.c: Add comment that speculative prefetching was dropped;
4375 update rest of file for simplified datastructures.
4376 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4377 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4378 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4379 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4380 rtl_mod_subtract, gen_speculative_prefetch,
4381 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4382 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4383 (gate_handle_value_profile_transformations,
4384 rest_of_handle_value_profile_transformations,
4385 pass_value_profile_transformations): Kill.
4386 * value-prof.h (histogram_value_t): Remove IL based unions.
4387 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4388 rtl_profile_hooks): Remove hooks.
4390 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4392 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4393 (cgraph_clone_node): Likewise.
4394 * cgraph.h (cgraph_clone_edge): Update prototype.
4395 (cgraph_clone_node): Likewise.
4396 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4398 (lookup_recursive_calls): Consider profile.
4399 (cgraph_decide_recursive_inlining): Fix updating; use new
4400 probability argument; use profile.
4401 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4402 * tree-inline.c (copy_bb): Update clal of clone_edge.
4403 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4405 * invoke.texi (min-inline-recursive-probability): Document.
4407 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4409 * doc/install.texi (Configuration): Update Valgrind homepage.
4411 2005-07-28 Richard Henderson <rth@redhat.com>
4414 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4415 labels we want to delete.
4416 (cfg_layout_merge_blocks): Likewise.
4418 2005-07-28 Richard Henderson <rth@redhat.com>
4421 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4422 when expanding to nothing.
4424 2005-07-28 Josh Conner <jconner@apple.com>
4426 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4427 (cgraph_decide_inlining_of_small_functions): Likewise.
4429 2005-07-28 Josh Conner <jconner@apple.com>
4431 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4432 direction of badness if negative.
4433 (cgraph_default_inline_p): Add reason to parameters, and assign it
4435 (cgraph_decide_inlining_of_small_functions): New parameter in call
4436 to cgraph_default_inline_p.
4437 (cgraph_decide_inlining_incrementally): Likewise.
4438 * cgraphunit.c (decide_is_function_needed): Likewise.
4439 * cgraph.h (cgraph_default_inline_p): Likewise.
4441 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4443 * builtins.c: Fix comment typo(s).
4444 * genautomata.c: Likewise.
4445 * gimplify.c: Likewise.
4446 * tree-dfa.c: Likewise.
4447 * tree-flow-inline.h: Likewise.
4448 * tree-into-ssa.c: Likewise.
4449 * tree-ssa-alias.c: Likewise.
4450 * tree-ssa-ccp.c: Likewise.
4451 * tree-ssa-copy.c: Likewise.
4452 * tree-ssa-dce.c: Likewise.
4453 * tree-ssa-dom.c: Likewise.
4454 * tree-ssa-operands.c: Likewise.
4455 * tree-tailcall.c: Likewise.
4456 * tree-vectorizer.c: Likewise.
4457 * tree-vrp.c: Likewise.
4460 2005-07-28 Jeff Law <law@redhat.com>
4462 * tree-vrp.c (test_for_singularity): Extracted from ...
4463 (simplify_cond_using_ranges): Attempt to simplify a relational
4464 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4466 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4468 PR tree-optimization/22506
4469 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4470 phis whose argument is constant.
4472 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4474 PR rtl-optimization/18992
4475 Back out this patch:
4476 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4477 PR optimization/12142
4478 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4479 uses of the register in the SET_SRC. Remove unnecessary argument.
4481 Replace it with this:
4482 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4483 if flag_non_call_exceptions is set and the insn may trap, pass
4484 pc_rtx as dest for recursion.
4485 In SET_SRC part of SET case, if dest is already set, pass it down
4488 2005-07-28 Jan Hubicka <jh@suse.cz>
4490 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4491 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4492 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4494 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4495 profile when available.
4497 2005-07-28 Jan Beulich <jbeulich@novell.com>
4499 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4500 (ia64_print_operand): Describe and handle 'X'.
4501 (ia64_register_move_cost): Also handle FP_REGS.
4502 (ia64_preferred_reload_class): Likewise.
4503 (ia64_secondary_reload_class): Likewise.
4504 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4505 it. Also check for ITANIUM_CLASS_FLDP.
4506 * config/ia64/ia64.h (FP_REGNO_P): New.
4507 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4508 (reg_class): Add FP_REGS.
4509 (REG_CLASS_NAMES): Adjust for it.
4510 (REG_CLASS_CONTENTS): Likewise.
4511 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4512 (REG_CLASS_FROM_LETTER): Handle 'x'.
4513 (CLASS_MAX_NREGS): Handle FP_REGS.
4514 (MEMORY_MOVE_COST): Likewise.
4515 * config/ia64/ia64.md (itanium_class): Add fldp.
4516 (type): Handle fldp.
4517 (movti_internal): More allowable operand combinations. Use ldfp8 when
4518 splitting unnecessary. Remove predicable attribute. Adjust
4519 itanium_class attribute.
4520 (smuldi3_highpart): Remove outdated comment.
4521 (mulditi3, umulditi3, rotlti3): New expanders.
4522 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4523 (absti2): Disabled new insn for future reference.
4524 Respective new splitters.
4525 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4526 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4527 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4529 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4531 PR rtl-optimization/23047
4532 * simplify-rtx.c (simplify_const_relational_operation): Respect
4533 flag_wrapv for comparisons with ABS.
4535 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4537 PR tree-optimization/22493
4538 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4539 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4541 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4543 * config/frv/frv.opt (moptimize-membar): New.
4545 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4547 * config/frv/frv.h: Remove machine_function definition.
4549 * config/frv/frv.c (struct frv_io): New.
4550 (struct machine_function): Moved from frv.h. Add has_membar_p.
4551 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4552 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4553 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4554 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4555 (frv_reorg): Call frv_optimize_membar when appropriate.
4556 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4557 (frv_expand_builtin): Adjust calls accordingly.
4558 (frv_io_address_cookie): New function.
4559 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4560 load or store rather than a special insn. Add ccnstant address and
4561 io-type operands to the membar.
4562 (frv_ifcvt_modify_tests): Unsign regno.
4563 (frv_ifcvt_modify_tests): Same.
4565 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4566 UNSPEC_OPTIONAL_MEMBAR constant.
4567 (builtin_read_<mode>): Delete.
4568 (builtin_write_<mode>): Delete.
4569 ("optional_membar_<mode>"): Add operand.
4571 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4572 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4573 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4574 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4575 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4576 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4577 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4578 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4579 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4581 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4583 * df.c (df_uses_record): Handle SCRATCH.
4585 2005-07-28 Steven Bosscher <stevenb@suse.de>
4588 * passes.c (rest_of_decl_compilation): If decl is a type and
4589 we have encountered errors, don't emit debug information.
4591 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4593 * params.def: Fixed comment.
4595 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4598 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4599 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4600 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4602 2005-07-27 Steven Bosscher <stevenb@suse.de>
4605 * varasm.c (assemble_start_function): Don't do anything that may
4606 require a CFG if the current function is a thunk.
4608 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4610 * doc/install.texi (Prerequisites): Mention that perl is needed
4611 to do export control in libstdc++ targetting Darwin.
4613 2005-07-27 Steven Bosscher <stevenb@suse.de>
4615 PR rtl-optimization/17808
4616 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4617 (sched_insns_conditions_mutex_p): Split out from...
4618 (add_dependence): ...here. But don't call it from here.
4619 (add_dependence_list): Check sched_insns_conditions_mutex_p
4620 before calling add_dependence.
4621 (add_dependence_list_and_free): Likewise.
4622 (fixup_sched_groups): Likewise.
4623 (sched_analyze_1): Likewise.
4624 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4625 (sched_analyze): Likewise.
4626 (sched_analyze_insn): Likewise.
4627 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4628 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4629 dependencies on all COND_EXEC insns to jumps ending basic blocks
4630 when doing intrablock scheduling.
4631 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4633 2005-07-27 Jeff Law <law@redhat.com>
4635 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4636 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4637 equivalency sets, correctly handle the case were vr0 has an
4638 equivalency set, but vr1 does not.
4640 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4642 PR tree-optimization/23073
4643 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4644 vect_print_dump_info before fprintf.
4646 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4648 PR tree-optimize/22348
4649 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4650 Fold the partial computation.
4652 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4654 PR tree-optimization/22325
4655 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4657 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4659 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4660 (force_var_cost): ... this function.
4661 (compute_phi_arg_on_exit): Export.
4663 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4665 PR tree-optimization/20773
4666 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4669 2005-07-27 Richard Guenther <rguenther@suse.de>
4671 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4672 Avoid pushing again if current struct contains only
4673 fields we decomposed.
4675 2005-07-27 Jan Hubicka <jh@suse.cz>
4677 PR tree-optimization/22574
4678 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4681 * tree-tailcall.c (decrease_profile): New function.
4682 (eliminate_tail_call): Use it.
4684 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4685 visibility flags correctly in whole program mode.
4687 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4689 PR rtl-optimization/22472
4690 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4692 2005-07-26 Steven Bosscher <stevenb@suse.de>
4694 PR tree-optimization/22504
4695 * tree-complex.c (expand_complex_addition): Use 'code' instead
4696 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4698 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4700 * config.gcc (cpu_type): Add frv case.
4701 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4702 (supported_defaults): Add fr550 case.
4704 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4707 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4708 whether a pointer of type T * may point to objects of type T *.
4710 2005-07-26 DJ Delorie <dj@redhat.com>
4712 * configure: Regenerate.
4714 2005-07-26 Dale Johannesen <dalej@apple.com>
4716 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4718 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4720 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4721 Clarify use of "build" in name.
4723 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4725 * doc/extend.texi (Raw read/write Functions): New section.
4726 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4727 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4728 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4729 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4730 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4731 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4732 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4733 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4734 * config/frv/frv.c: Add bdesc_loads global.
4735 Add bdesc_stores global.
4736 (frv_init_builtins): Add support for __builtin_{read/write}*.
4737 (frv_volatile_memref): New.
4738 (frv_expand_load_builtin): New.
4739 (frv_expand_store_builtin): New.
4740 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4741 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4742 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4743 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4744 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4745 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4746 (builtin_read_<mode>): New.
4747 (builtin_write_<mode>): New.
4748 (builtin_write64): New.
4749 (optional_membar_<mode>): New.
4751 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4753 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4754 (rather than units) against HOST_BITS_PER_WIDE_INT.
4756 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4758 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4759 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4760 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4761 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4764 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4765 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4766 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4768 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4770 2005-07-26 Richard Guenther <rguenther@suse.de>
4772 PR tree-optimization/22486
4773 * fold-const.c (fold_unary): Fold away useless component
4774 references of the form (T *)&T.x, if the address
4777 2005-07-25 James E Wilson <wilson@specifixinc.com>
4779 * dwarf2out.c (add_call_src_coords_attributes): New.
4780 (gen_inlined_subroutine_die): Call it.
4781 (maybe_emit_file, init_file_table): Add comments.
4782 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4784 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4785 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4786 * tree.h (BLOCK_SOURCE_LOCATION): New.
4787 (struct tree_block): New field locus.
4789 2005-07-26 Andreas Schwab <schwab@suse.de>
4791 PR rtl-optimization/23043
4792 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4793 when allocating a struct unoccr.
4795 2005-07-25 Richard Henderson <rth@redhat.com>
4798 * tree-complex.c (gate_no_optimization): True if errors.
4799 * Makefile.in (tree-complex.o): Update dependencies.
4801 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4803 * config/frv/predicates.md (integer_register_operand): Use
4806 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4809 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4811 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4813 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4815 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4816 types when flag_unsafe_math_optimizations is true.
4818 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4820 * gcc.c (option_map): Add --sysroot.
4821 (process_command): Handle --sysroot.
4822 (display_help): Document it.
4823 * doc/cppopts.tex (-isysroot): Document.
4824 * doc/invoke.texi (--sysroot): Document.
4825 * doc/install.texi (--with-build-sysroot): Document.
4827 * Makefile.in (inhibit_libc): New variable.
4828 (INHIBIT_LIBC_CFLAGS): Likewise.
4829 (LIBGCC2_CFLAGS): Include
4830 $(INHIBIT_LIBC_CFLAGS).
4831 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4832 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4833 ($(T)crtend.o): Likewise.
4834 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4835 ($(T)crtendS.o): Likewise.
4836 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4837 ($(T)crtendT.o): Likewise.
4838 (stmp-fixinc): Do not complain about missing headers if
4840 * configure.ac (inhibit_libc): Set it to true/false.
4841 (--with-build-sysroot): New option. Use it to set
4843 * configure: Regenerated.
4845 2005-07-25 Manfred Hollstein <mh@suse.com>
4847 * calls.c (store_one_arg): Fix unsigned comparison warning.
4849 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4852 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4853 (ggc_print_statistics): Initialize variable before use.
4855 2005-07-25 Richard Guenther <rguenther@suse.de>
4857 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4858 calling with a PHI_NODE argument.
4860 * tree-flow-inline.h (overlap_subvar): Protect against
4863 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4865 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4866 * configure: Regenerate.
4868 2005-07-25 Ira Rosen <irar@il.ibm.com>
4870 * expr.c (highest_pow2_factor): Make extern.
4871 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4872 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4873 record_array_differ_p, array_ptr_differ_p): Likewise.
4874 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4875 additional cases. Call the above functions.
4876 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4877 base_object_differ_p when there are two base objects. Otherwise, compare
4878 base address and offset. Call may_alias_p.
4879 (dump_data_reference): Use a correct field name.
4880 (analyze_array): Make static. Initialize new data-ref fields.
4881 (analyze_indirect_ref): New function.
4882 (init_data_ref): Initialize new data-ref fields.
4883 (strip_conversion): Moved from tree-vect-analyze.c.
4884 (analyze_offset_expr, get_ptr_offset, address_analysis,
4885 object_analysis): Likewise.
4886 (analyze_offset): New function.
4887 (create_data_ref): Likewise.
4888 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4889 dimensions for ARRAY_REFs only.
4890 (build_classic_dist_vector): Make static.
4891 (access_functions_are_affine_or_constant_p): Call macro to get the
4892 address of access functions.
4893 (compute_all_dependences): Add new parameter
4894 compute_self_and_read_read_dependences. Compute self and read-read
4895 dependences if it is true.
4896 (find_data_references_in_loop): Call create_data_ref. Initialize new
4898 (compute_data_dependences_for_loop): Add new parameter
4899 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4900 compute nb_loops. Call compute_all_dependences,
4901 build_classic_dist_vector and build_classic_dir_vector with correct
4903 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4904 with correct parameters. Compare dimensions for ARRAY_REFs only.
4905 (free_data_refs): Call macro to free access functions.
4906 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4907 fields from stmt_vinfo.
4908 (struct base_object_info): New structure.
4909 (struct data_reference): Move fields to base_object_info. Add fields
4910 first_location and object_info for above structures. Move fields from
4911 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4912 aligned_to. Add macros to access the new fields.
4913 Update functions declarations.
4914 * tree-flow.h (is_aliased_with): Declare.
4915 * tree-loop-linear.c (linear_transform_loops): Call
4916 compute_data_dependences_for_loop with correct parameters.
4917 * tree-ssa-alias.c (is_aliased_with): New function.
4918 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4919 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4920 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4921 vect_base_addr_differ_p, compute_subscript_distance and
4922 build_classic_dist_vector. Add printings. Check absolute value of
4924 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4926 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4927 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4928 to bytes. Add printing.
4929 (vect_compute_data_refs_alignment): Go through loads and stores in one
4931 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4932 vect_analyze_data_ref_access): Likewise.
4933 (vect_analyze_pointer_ref_access): Remove.
4934 (vect_address_analysis, vect_object_analysis): Likewise.
4935 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4936 and analyze data-refs in the loop.
4937 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4938 fields of data-ref instead of stmt. Add init to the offset from the
4940 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4941 (vect_update_init_of_dr): Likewise.
4942 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4943 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4945 (new_loop_vec_info): Initialize new fields.
4946 (destroy_loop_vec_info): Free new fields.
4947 (vect_strip_conversion): Remove.
4948 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4949 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4950 datarefs. Add new field ddrs.
4951 Add macros for the new fields access.
4952 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4953 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4954 Remove their macros.
4955 * tree.h (highest_pow2_factor): Declare.
4957 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4959 * calls.c (store_one_arg): Check for sibling call MEM arguments
4960 from already clobbered incoming argument area.
4962 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4964 * c-common.c (check_missing_format_attribute): New.
4965 * c-common.h (check_missing_format_attribute): Likewise.
4966 * c-typeck.c (convert_for_assignment): Use it.
4968 2005-07-24 Andreas Schwab <schwab@suse.de>
4970 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4971 register use a word move. Correct operand of ext.w in 68000 code.
4973 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4975 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4976 variables as declarations, rather than definitions.
4978 2005-07-24 Ira Rosen <irar@il.ibm.com>
4980 PR tree-optimization/22526
4981 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4984 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4986 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4987 that C99 reserve for future use. Use it to define clog10,
4988 clog10f and clog10l.
4990 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4992 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4993 * configure.ac: Check for -Wmissing-format-attribute.
4995 * configure: Regenerate.
4997 2005-07-23 Richard Henderson <rth@redhat.com>
4999 PR tree-optimization/22623
5000 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5002 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5005 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5007 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5009 * Makefile.in (C_TREE_H): Update dependencies.
5010 * c-tree.h: Include toplev.h.
5011 * diagnostic.h (diagnostic_set_info): Add format attribute.
5012 * rtl-error.c (diagnostic_for_asm): Likewise.
5014 2005-07-23 Chao-ying Fu <fu@mips.com>
5016 * config/mips/mips-dsp.md: New file.
5017 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5018 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5020 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5021 MIPS_BUILTIN_BPOSGE32.
5022 (mips_expand_builtin_direct): Add one parameter to indicate that
5023 builtin functions need to return a value.
5024 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5026 (mips_regno_to_class): Add classes for 12 new DSP registers.
5027 (mips_subword): Change to check four HI registers.
5028 (mips_output_move): Output move to and from 6 new DSP accumulators.
5029 (override_options): Make sure -mdsp and -mips16 are not used together.
5030 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5032 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5034 (print_operand): Add 'q' for printing DSP accumulators.
5035 (mips_cannot_change_mode_class): Check ACC_REGS.
5036 (mips_secondary_reload_class): Check ACC_REGS.
5037 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5038 (mips_register_move_cost): Check ACC_REGS.
5039 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5040 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5041 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5042 (dsp_bdesc): New array.
5043 (bdesc_arrays): Add DSP builtin function table.
5044 (mips_prepare_builtin_arg): Check predicate again after
5046 (mips_expand_builtin): Add one more parameter to
5047 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5048 MIPS_BUILTIN_BPOSGE32.
5049 (mips_init_builtins): Initialize new function types.
5050 (mips_expand_builtin_direct): Check if builtin functions need to
5051 return a value and pass operands properly.
5052 (mips_expand_builtin_bposge): New function.
5053 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5054 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5055 (FIRST_PSEUDO_REGISTER): Increase to 188.
5056 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5057 Update for 12 new DSP registers.
5058 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5059 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5060 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5061 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5062 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5063 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5064 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5065 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5066 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5067 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5068 (REGISTER_NAMES): Add names for 12 new DSP registers.
5069 * config/mips/mips.md: Include mips-dsp.md.
5070 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5071 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5072 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5073 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5074 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5075 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5076 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5077 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5078 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5079 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5080 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5081 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5082 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5083 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5084 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5085 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5086 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5087 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5088 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5089 (UNSPEC_RDDSP): New constants.
5090 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5091 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5093 * config/mips/mips.opt (-mdsp): New option.
5094 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5095 (reg_imm10_operand): New predicates.
5096 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5097 * doc/invoke.texi (-mdsp): Document new option.
5099 2005-07-22 DJ Delorie <dj@redhat.com>
5101 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5103 * tree-inline.c (inlinable_function_p): Likewise.
5105 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5108 * toplev.c (check_global_declarations): Do not mark undefined
5109 variables as DECL_IGNORED_P.
5110 * varasm.c (first_global_object_name): GTY it.
5111 (weak_global_object_name): Likewise.
5112 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5113 a string to go into {weak,first}_global_object_name.
5115 2005-07-22 DJ Delorie <dj@redhat.com>
5117 * c-format.c (check_function_format): Change warning control
5118 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5120 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5122 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5123 &PTR->FLD a dereference of PTR.
5124 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5125 a potential dereference of PTR.
5127 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5129 PR rtl-optimization/20370
5130 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5131 call allocate_reg_info if necessary.
5133 PR rtl-optimization/21848
5134 * calls.c (emit_library_call_value_1): For const functions, add
5135 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5137 PR rtl-optimization/22445
5138 * cselib.c (target.h): Include.
5139 (rtx_equal_for_cselib_p): Allow commutative matches.
5140 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5141 Remove MODE parameter. Changed all callers.
5143 PR rtl-optimization/22258
5144 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5146 (try_combine): Use likely_spilled_retval_p.
5148 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5150 * config.gcc: Add crx-elf support.
5152 * doc/contrib.texi: Mention crx.
5153 * doc/extend.texi: Document crx extensions.
5154 * doc/install.texi: Document crx install.
5155 * doc/invoke.texi: Document crx options.
5156 * doc/md.texi: Document crx constraints.
5158 * config/crx/crx-protos.h: New file.
5159 * config/crx/crx.c: New file.
5160 * config/crx/crx.h: New file.
5161 * config/crx/crx.md: New file.
5162 * config/crx/crx.opt: New file.
5163 * config/crx/t-crx: New file.
5165 2005-07-22 Manfred Hollstein <mh@suse.com>
5167 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5169 (int_add_graph_edge): Likewise.
5170 (collapse_nodes): Likewise.
5171 (process_unification_queue): Likewise.
5173 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5174 Laurent GUERBY <laurent@guerby.net>
5176 PR tree-optimization/22336
5177 * function.c (record_block_change): Check for
5178 cfun->ib_boundaries_block.
5180 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5182 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5183 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5185 2005-07-21 DJ Delorie <dj@redhat.com>
5187 * toplev.c (warn_deprecated_use): Add warning control to warning
5189 * c-typeck.c (parser_build_binary_op): Likewise.
5190 (c_finish_if_stmt): Likewise.
5191 * c-common.c (check_function_sentinel): Likewise.
5192 (check_nonnull_arg): Likewise.
5194 2005-07-21 Richard Henderson <rth@redhat.com>
5197 * tree-complex.c (complex_ssa_name_components): New.
5198 (cvc_lookup): Allow entry not found.
5199 (create_components): Remove.
5200 (create_one_component_var, get_component_var): New.
5201 (get_component_ssa_name, set_component_ssa_name): New.
5202 (extract_component): Use get_component_ssa_name.
5203 (update_complex_components): Use set_component_ssa_name.
5204 (update_complex_components_on_edge): Likewise.
5205 (update_phi_components): Create new PHI nodes directly, instead
5206 of adding insns to edges.
5207 (tree_lower_complex): Allocate and free complex_variable_components
5208 and complex_ssa_name_components here.
5210 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5212 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5213 revert to returning false.
5215 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5218 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5220 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5223 * config/i386/i386.md (cmpxf): Change operand constraints
5224 to "nonmemory_operand".
5226 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5228 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5230 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5233 * fold-const.c (fold_build1): Add checksum for the operands.
5234 (fold_build2): Likewise.
5235 (fold_build3): Likewise.
5237 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5240 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5242 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5244 * common.opt (-fforward-propagate): Committed by mistake,
5247 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5249 * reg-stack.c: Fix comment typo(s).
5250 * tree-ssa-operands.c: Likewise.
5251 * tree-vectorizer: Likewise.
5253 2005-07-21 Nick Clifton <nickc@redhat.com>
5255 * config/sh/symbian.c: Replace C++ style line comments with C
5256 style line comments.
5257 (symbian_add_attribute): Do not use a ? operator on the LHS of
5259 (sh_symbian_handle_dll_attribute): Change the type of the
5260 method vector to "VEC(tree,gc)*" and use vector accessor
5261 macros to walk over the elements.
5262 (symbian_export_vtable_and_rtti_p): Likewise.
5263 (symbian_class_needs_attribute_p): Likewise.
5265 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5268 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5269 initialize targetm.resolve_overloaded_builtin here.
5270 (altivec_expand_overloaded_builtin): Make it non-static.
5271 * config/rs6000/rs6000-protos.h
5272 (altivec_expand_overloaded_builtin): New prototype.
5273 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5274 targetm.resolve_overloaded_builtin here.
5275 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5277 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5278 Zdenek Dvorak <dvorakz@suse.cz>
5280 PR tree-optimization/19210
5281 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5283 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5284 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5285 rely on unproven assumptions.
5286 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5287 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5288 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5289 to number_of_iterations_exit.
5290 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5291 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5292 * tree-ssa-loop-niter.c (find_loop_niter,
5293 estimate_numbers_of_iterations_loop): Likewise.
5294 (number_of_iterations_exit): Honor the new options.
5295 * doc/invoke.texi (Wunsafe-loop-optimizations,
5296 funsafe-loop-optimizations): Document them.
5298 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5300 PR rtl-optimization/22167
5301 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5303 2005-07-20 Adam Nemet <anemet@lnxw.com>
5305 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5306 __do_global_dtors_aux longcall.
5308 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5310 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5311 (old_special_pred_table): Don't reference
5312 SPECIAL_MODE_PREDICATES.
5313 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5314 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5315 * config/sh/predicates.h: Don't mention
5316 SPECIAL_MODE_PREDICATES.
5317 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5320 2005-07-20 DJ Delorie <dj@redhat.com>
5322 * config.gcc: Add m32c-elf support.
5324 * doc/contrib.texi: Mention m32c.
5325 * doc/extend.texi: Document m32c extensions.
5326 * doc/install.texi: Mention m32c.
5327 * doc/invoke.texi: Document m32c options.
5328 * doc/md.texi: Document m32c constraints.
5330 * config/m32c/addsub.md: New file.
5331 * config/m32c/bitops.md: New file.
5332 * config/m32c/cond.md: New file.
5333 * config/m32c/jump.md: New file.
5334 * config/m32c/m32c-lib1.S: New file.
5335 * config/m32c/m32c-lib2.c: New file.
5336 * config/m32c/m32c-modes.def: New file.
5337 * config/m32c/m32c-pragma.c: New file.
5338 * config/m32c/m32c-protos.h: New file.
5339 * config/m32c/m32c.abi: New file.
5340 * config/m32c/m32c.c: New file.
5341 * config/m32c/m32c.h: New file.
5342 * config/m32c/m32c.md: New file.
5343 * config/m32c/m32c.opt: New file.
5344 * config/m32c/minmax.md: New file.
5345 * config/m32c/mov.md: New file.
5346 * config/m32c/muldiv.md: New file.
5347 * config/m32c/predicates.md: New file.
5348 * config/m32c/prologue.md: New file.
5349 * config/m32c/shift.md: New file.
5350 * config/m32c/t-m32c: New file.
5352 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5354 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5355 (stack_protect_set, stack_protect_test): New expanders.
5356 (stack_protect_set_si, stack_protect_set_si_media,
5357 stack_protect_set_di_media, stack_protect_test_si,
5358 stack_protect_test_si_media, stack_protect_test_di_media):
5361 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5363 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5365 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5367 * tree.h (tree_expr_nonzero_p): Export.
5368 * fold-const.c (tree_expr_nonzero_p): Likewise.
5369 Return true for CALL_EXPRs that are alloca calls.
5370 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5372 * tree-flow.h (expr_computes_nonzero): Remove.
5373 * tree-vrp.c (expr_computes_nonzero): Remove.
5374 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5375 (extract_range_from_unary_expr): Likewise.
5376 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5377 tree_expr_nonzero_p.
5379 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5381 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5382 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5383 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5384 All callers changed.
5385 (frame_related_constant_load): New arg "related" which controls
5386 setting of RTX_FRAME_RELATED_P. All callers changed.
5387 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5388 (bfin_expand_prologue): Add stack limit checking.
5389 * config/bfin/bfin.md (trapifcc): New pattern.
5391 * config/bfin/bfin.c: Include "langhooks.h".
5392 (def_builtin): Go through lang_hooks to call builtin_function.
5394 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5395 * config/bfin/predicates.md (symbol_ref_operand): New.
5396 (call_insn_operand): Delete. All callers changed to use
5397 register_no_elim_operand.
5398 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5400 (function_arg): Use it to generate the call's operand 2.
5401 (bfin_longcall_p): New function.
5402 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5403 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5404 determine if the address needs to be in a REG.
5405 (bfin_handle_longcall_attribute): New function.
5406 (bfin_attribute_table): Add "longcall" and "shortcall".
5407 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5408 (CUMULATIVE_ARGS): New member call_cookie.
5409 (PREDICATE_CODES): Add symbol_ref_operand.
5410 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5411 extra USE to the pattern.
5412 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5413 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5414 sibcall_value_insn; now the new patterns handle direct calls and the
5415 old ones indirect calls.
5416 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5418 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5420 * doc/trouble.texi: Update section on handling of empty loops.
5422 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5424 * config.gcc: Remove support for sparc-*-openbsd*,
5425 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5427 * config.host: Remove support for i860-*-sysv4* as a host.
5428 * config/i860/*, config/ip2k/*, config/ns32k/*,
5429 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5430 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5431 mention obsolete ports.
5433 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5435 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5437 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5438 of frame_pointer_rtx.
5439 (sh_expand_epilogue): Likewise.
5440 (sh_set_return_address): Likewise.
5441 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5442 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5443 offsets from FRAME_POINTER_REGNUM.
5444 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5445 (sh_register_names): Add initializer for sfp.
5446 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5447 (VALID_REGISTER_P): Likewise.
5448 (FIRST_PSEUDO_REGISTER): Update.
5449 (DWARF_FRAME_REGISTERS): Define.
5450 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5451 (HARD_FRAME_POINTER_REGNUM): Define.
5452 (FRAME_POINTER_REGNUM): Redefine.
5453 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5454 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5455 from FRAME_POINTER_REGNUM.
5456 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5457 FRAME_POINTER_REGNUM.
5458 (REG_CLASS_CONTENTS): Add sfp.
5459 (REG_ALLOC_ORDER): Likewise.
5460 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5461 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5462 of frame_pointer_rtx.
5463 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5465 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5467 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5468 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5469 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5471 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5474 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5476 Make CONSTRUCTOR use VEC to store initializers.
5477 * c-common.c (complete_array_type): Update to cope with VEC in
5479 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5480 (pp_c_constructor_elts): New function.
5481 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5482 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5483 struct constructor_stack, struct initializer_stack,
5484 constructor_elements, push_init_level, pop_init_level,
5485 add_pending_init, find_init_member, output_init_element): Update to
5486 cope with VEC in CONSTRUCTOR_ELTS.
5487 * coverage.c (build_fn_info_value, build_ctr_info_value,
5488 build_gcov_info): Likewise.
5489 * expr.c (categorize_ctor_elements_1, store_constructor,
5490 expand_expr_real_1): Likewise.
5491 * fold-const.c (fold_ternary): Likewise.
5492 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5493 gimplify_init_constructor, gimplify_expr): Likewise.
5494 * tree-dump.c (dequeue_and_dump): Likewise.
5495 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5497 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5499 * tree-sra.c (generate_element_init_1): Likewise.
5500 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5501 * tree-ssa-operands.c (get_expr_operands): Likewise.
5502 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5503 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5504 (get_initial_def_for_reduction): Likewise.
5505 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5506 value handle in annotations.
5507 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5508 tree_node_structure): Add support for constr_kind.
5509 (build_vector_from_ctor, build_constructor_single,
5510 build_constructor_from_list): New functions.
5511 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5512 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5513 Update to cope with VEC in CONSTRUCTOR_ELTS.
5514 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5515 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5516 CONSTRUCTOR_APPEND_ELT): New macros.
5517 (struct constructor_elt, struct tree_constructor): New data types.
5518 (union tree_node): Add tree_constructor field.
5519 * treestruct.def: Define TS_CONSTRUCTOR.
5520 * varasm.c (const_hash_1, compare_constant, copy_constant,
5521 compute_reloc_for_constant, output_addressed_constants,
5522 initializer_constant_valid_p, output_constant,
5523 array_size_for_constructor, output_constructor): Update to cope with
5524 VEC in CONSTRUCTOR_ELTS.
5525 * vec.h (VEC_empty, VEC_copy): New macros.
5527 2005-07-19 Devang Patel <dpatel@apple.com>
5529 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5531 2005-07-19 Richard Henderson <rth@redhat.com>
5534 * gimplify.c (gimplify_expr): Use main variant type for the temp
5535 destination for a discarded volatile read.
5536 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5537 casts between non-void types that change volatility.
5539 2005-07-15 DJ Delorie <dj@redhat.com>
5541 * toplev.h: Add comment about the first parameter for warning().
5542 * errors.h: Likewise.
5544 * c.opt (Wpragmas): New.
5545 * doc/invoke.texi: Document it.
5547 * function.c (do_warn_unused_parameter): Add warning control to
5549 * c-decl.c (warn_if_shadowing): Likewise.
5550 * c-lex.c (cb_def_pragma): Likewise.
5551 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5552 (pop_alignment): Likewise.
5553 (handle_pragma_pack): Likewise.
5554 (apply_pragma_weak): Likewise.
5555 (handle_pragma_weak): Likewise.
5556 (handle_pragma_redefine_extname): Likewise.
5557 (add_to_renaming_pragma_list): Likewise.
5558 (handle_pragma_extern_prefix): Likewise.
5559 (maybe_apply_renaming_pragma): Likewise.
5560 (handle_pragma_visibility): Likewise.
5562 * config/c4x/c4x-c.c (BAD): Likewise.
5563 (c4x_parse_pragma): Likewise.
5564 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5565 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5566 (rs6000_pragma_longcall): Likewise.
5567 * config/v850/v850-c.c (pop_data_area): Likewise.
5568 (ghs_pragma_section): Likewise.
5569 (ghs_pragma_section): Likewise.
5570 (ghs_pragma_interrupt): Likewise.
5571 (ghs_pragma_starttda): Likewise.
5572 (ghs_pragma_startsda): Likewise.
5573 (ghs_pragma_startzda): Likewise.
5574 (ghs_pragma_endtda): Likewise.
5575 (ghs_pragma_endsda): Likewise.
5576 (ghs_pragma_endzda): Likewise.
5578 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5579 Kenneth Zadeck <zadeck@naturalbridge.com>
5581 * Makefile.in: Removed tree-promote-statics.c
5582 * tree-promote-statics.c: Removed.
5583 * common.opt: Removed flag-promote-statics.
5585 * passes.c: Removed tree-promote-statics pass.
5586 * tree-pass.h: Ditto.
5587 * timevar.def: Removed TV_PROMOTE_STATICS.
5590 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5592 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5594 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5596 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5599 * c-common.c (check_function_arguments): Call
5600 'check_function_format' if either -Wformat or
5601 -Wmissing-format-attribute are specified.
5602 * c-format.c (check_function_format): Check -Wformat before
5603 calling 'check_format_info'.
5604 * c-opts.c (c_common_post_options): Don't warn for
5605 -Wmissing-format-attribute without -Wformat.
5606 * c-typeck.c (convert_for_assignment): Detect additional cases for
5607 -Wmissing-format-attribute.
5608 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5611 2005-07-19 Richard Guenther <rguenther@suse.de>
5613 * config/i386/i386.md (lrint<mode>2): Use temporary
5614 instead of clobbering non-existent memory.
5616 2005-07-19 Nick Clifton <nickc@redhat.com>
5618 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5619 statement to avoid displaying ASCII control characters.
5621 2005-07-19 Ben Elliston <bje@au.ibm.com>
5623 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5624 * cfganal.c (find_edge_index): Ditto.
5625 * combine.c (combine_instructions): Ditto.
5626 * ddg.c (create_scc): Ditto.
5627 (find_successors): Ditto.
5628 (find_predecessors): Ditto.
5629 (find_nodes_on_paths): Ditto.
5630 (longest_simple_path): Ditto.
5631 * flow.c (update_life_info): Ditto.
5632 (count_or_remove_death_notes): Ditto.
5633 (clear_log_links): Ditto.
5634 * modulo-sched.c (generate_reg_moves): Ditto.
5635 (find_max_asap): Ditto.
5636 (find_max_hv_min_mob): Ditto.
5637 (find_max_dv_min_mob): Ditto.
5638 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5639 * sched-rgn.c (extract_edgelst): Ditto.
5640 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5641 (dump_update_ssa): Ditto.
5642 (ssa_names_to_replace) Ditto.
5643 (switch_virtuals_to_full_rewrite): Ditto.
5644 (update_ssa): Ditto.
5645 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5647 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5649 Fix PR tree-optimization/22483
5651 * tree-complex.c (create_components): Use
5652 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5653 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5654 * tree-flow.h (safe_referenced_var_iterator): New structure.
5655 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5656 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5657 safe_referenced_var iterator.
5658 (add_type_alias): Ditto.
5660 2005-07-19 Steven Bosscher <stevenb@suse.de>
5662 * loop-init.c (rest_of_handle_loop2): Remove.
5663 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5664 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5665 (pass_rtl_loop_init, pass_rtl_loop_done,
5666 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5667 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5668 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5669 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5670 pass_tree_loop_done, and pass_tree_unswitch.
5671 (gate_loop): Rename to gate_tree_loop.
5672 * passes.c (init_optimization_passes): Update for renamed tree
5673 loop passes. Add the new loop2 passes as subpasses of loop2.
5674 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5675 Update for the renamed tree loop passes.
5677 2005-07-18 Ian Lance Taylor <ian@airs.com>
5680 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5681 blocks when optimizing.
5683 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5685 * common.opt (frename-registers): Initialize to 2.
5687 (fgcse-after-reload): Ditto.
5688 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5689 (process_options): Only change flag_web, flag_rename_registers,
5690 and flag_rerun_cse_after_loop if not explicitly set by user.
5692 2005-07-18 Jan Beulich <jbeulich@novell.com>
5694 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5695 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5696 in 64-bit mode the same as DImode in 32-bit mode.
5697 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5698 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5699 mode. Add new mode parameter.
5700 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5701 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5702 x86_64_shift_adj): New expanders.
5703 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5704 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5706 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5707 DImode shift splitters.
5708 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5709 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5712 2005-07-18 Jan Beulich <jbeulich@novell.com>
5714 * i386.md (movdi_extzv_1): New.
5715 (zero_extendhidi2): Combine alternatives and never force use of
5717 (zero_extendqidi2): Likewise. Don't restrict input selection.
5719 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5721 Fix PR tree-optimization/22531
5722 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5725 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5727 * tree-promote-statics.c (pass_promote_statics): Change dump file
5730 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5732 * tree-optimize.c (init_tree_optimization_passes): Add
5733 pass_eliminate_useless_stores pass.
5734 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5735 * tree-ssa-pre.c (is_copy_stmt): New function.
5736 (follow_copies_till_vuse): Ditto.
5737 (do_eustores): Ditto.
5738 (gate_eustores): Ditto.
5740 2005-07-16 Richard Henderson <rth@redhat.com>
5742 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5744 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5745 Kenneth Zadeck <zadeck@naturalbridge.com>
5747 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5748 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5749 ipa-type-escape.h, tree-promote-statics.c
5750 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5751 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5752 tree-promote-statics.c: new files.
5753 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5754 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5755 int nonlocal_set_p, mark_constant_function): Deleted.
5756 (rest_of_handle_cfg): Removed call to mark_constant_function.
5757 (nonoverlapping_component_refs_p): Added calls to support
5758 type based aliasing.
5759 * tree-ssa-alias.c (may_alias_p,
5760 compute_flow_insensitive_aliasing): Ditto.
5761 * calls.c (flags_from_decl_or_type): Removed reference to
5763 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5764 too many arguments. This is necessary for Spec 2000.
5765 * cgraph.h (const_function, pure_function): Removed.
5766 * common.opt: Added "fipa-pure-const", "fipa-reference",
5767 "fipa-type-escape", and "ftree-promote-static".
5769 * passes.c: Added ipa and tree-promote-statics passes.
5770 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5771 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5772 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5773 * tree-flow.h: Added exposed sra calls and addition of
5774 reference_vars_info field for FUNCTION_DECLS.
5775 * tree-pass.h: Added passes.
5776 * tree-sra.c: (sra_init_cache): New function.
5777 (sra_insert_before, sra_insert_after) Made public.
5778 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5780 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5781 aliasing. (may_alias_p): Added code to use type escape analysis to
5783 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5784 code to prune clobbers of static variables based on information
5785 produced in ipa-reference pass. Changed call clobbering so that
5786 statics are not marked as clobbered if the call does not clobber
5789 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5791 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5794 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5796 * doc/install.texi (*-*-solaris2*): Document recommended version
5797 of GNU binutils and mention GNU linker problem on Solaris 10.
5799 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5802 * c-decl.c (c_build_bitfield_integer_type): New function.
5803 (finish_struct): Call it.
5804 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5806 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5808 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5811 2005-07-16 Jan Hubicka <jh@suse.cz>
5813 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5814 (scale_bbs_frequencies_int): Watch roundoff errors.
5815 * predict.c (return_prediction): Initialize return_stmt.
5817 2005-07-16 Jan Hubicka <jh@suse.cz>
5819 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5820 after RTL profiling.
5822 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5825 * fold-const.c (build_range_check): Convert high/low to etype
5826 if we are only comparing against exp.
5828 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5830 Fix PR tree-optimization/22376
5831 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5833 (need_to_solve): New function.
5834 (compute_points_to_sets): Use it.
5836 2005-07-15 Jan Hubicka <jh@suse.cz>
5838 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5839 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5841 2005-07-15 Richard Guenther <rguenther@suse.de>
5843 * c-common.c (handle_flatten_attribute): New function.
5844 Add flatten function attribute.
5845 * doc/extend.texi: Document flatten function attribute.
5846 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5847 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5849 (cgraph_decide_inlining): Handle functions with flatten
5852 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5854 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5855 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5856 UNSPEC_XCHG, UNSPEC_AND): New.
5857 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5858 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5859 * config/rs6000/sync.md (FETCHOP): New code macro.
5860 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5862 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5863 (sync_compare_and_swap<mode>): Same.
5864 (sync_lock_test_and_set<mode>): Same.
5865 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5866 for QImode and HImode, and not PPC405.
5867 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5868 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5869 (sync_<fetchop>{si,di}_internal): New.
5870 (sync_nand{si,di}_internal): New.
5871 (sync_old_<fetchop>{si,di}_internal): New.
5872 (sync_old_nand{si,di}_internal): New
5873 (sync_new_<fetchop>{si,di}_internal): New.
5874 (sync_new_nand{si,di}_internal): New.
5875 (atomic_and{si,di}): New.
5876 (sync_new_nand{si,di}_internal): New.
5877 (atomic_and{si,di}): New.
5878 (sync_add<mode>_internal): Delete.
5879 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5880 (sync_sub<mode>_internal): Delte.
5881 (sync_subshort_internal): New.
5882 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5883 (sync_anddi_internal): Delete.
5884 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5885 (sync_booldi_internal): Delete.
5886 (sync_boolc<mode>_internal): Delete.
5887 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5888 (sync_boolc<mode>_internal2): Delete.
5889 (sync_boolcc<mode>_internal): Delete.
5890 (isync, lwsync): Use unspec instead of unspec_volatile.
5891 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5892 Revert UNSPEC_VOLATILE.
5893 (rs6000_split_atomic_op): New.
5894 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5896 2005-07-14 Eric Christopher <echristo@redhat.com>
5898 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5899 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5901 2005-07-14 Eric Christopher <echristo@redhat.com>
5903 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5905 2005-07-14 Steven Bosscher <stevenb@suse.de>
5907 PR tree-optimization/22230
5908 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5909 the computation of the four cross productions for "range op range".
5911 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5912 Ulrich Weigand <uweigand@de.ibm.com>
5915 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5918 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5920 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5922 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5924 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5926 2005-07-14 Richard Guenther <rguenther@suse.de>
5929 * config/i386/i386-protos.h (ix86_function_value): Change
5930 prototype to match new target hook.
5931 * config/i386/i386.c (ix86_value_regno): Change prototype
5932 to take extra type argument.
5933 (TARGET_FUNCTION_VALUE): Define.
5934 (ix86_function_ok_for_sibcall): Pass extra argument to
5935 ix86_value_regno, check return slot rtx for exact match.
5936 (ix86_function_value): Take extra parameter. Dispatch to
5937 ix86_value_regno with fndecl/fntype as provided.
5938 (ix86_value_regno): Handle extra type argument.
5939 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5941 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5942 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5943 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5944 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5945 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5947 2005-07-14 Richard Guenther <rguenther@suse.de>
5949 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5950 * calls.c (expand_call): Pass fntype to hard_function_value.
5951 (emit_library_call_value_1): Likewise.
5952 * explow.c: Include target.h.
5953 (hard_function_value): Take extra argument, the fntype.
5954 Use new target hook for function_value.
5955 * expr.h (hard_function_value): Change prototype.
5956 * function.c (aggregate_value_p): Pass 0 as fntype to
5957 hard_function_value.
5958 (assign_parms): Use new target hook for function_value.
5959 Pass 0 as fntype to hard_function_value.
5960 (expand_function_end): Likewise.
5961 * reg-stack.c: Include target.h.
5962 (stack_result): Use new target hook for function_value.
5963 * target-def.h: New target hook function_value.
5964 * target.h: Likewise.
5965 * targhooks.c (default_function_value): New function.
5966 * targhooks.h (default_function_value): Declare.
5968 2005-07-13 Ian Lance Taylor <ian@airs.com>
5970 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5972 2005-07-14 Jan Hubicka <jh@suse.cz>
5974 * tree-dfa.c (dump_variable): Use default_def function.
5975 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5976 * tree-ssa.c (verify_use): Likewise.
5977 * tree-ssanames.c (release_ssa_name): Likewise.
5978 * tree-tailcall.c (eliminate_tail_call): Likewise.
5979 (tree_optimize_tail_calls_1): Likewise.
5980 * tree-vrp.c (get_value_range): Likewise.
5982 2005-07-14 Ben Elliston <bje@au.ibm.com>
5984 * gcc.c (main): Compare language[0] with '*' when iterating over
5987 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5989 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5990 "s390_emit_compare". Add handling of CCZ1mode.
5991 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5992 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5994 (s390_branch_condition_mask): Add CCZ1mode handling.
5995 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5996 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5997 Use CCZ1mode instead of CCZmode.
5998 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6000 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6002 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6004 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6006 2005-07-13 Eric Christopher <echristo@redhat.com>
6008 * config/mips/mips.c (mips_canonicalize_comparison): New.
6009 (mips_emit_int_relational): Use.
6011 2005-07-13 Eric Christopher <echristo@redhat.com>
6013 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6015 * config/s390/s390.md: Include tpf.md. Move tpf specific
6017 * config/s390/tpf.md: To here.
6018 * config/s390/s390.opt: Move tpf specific options...
6019 * config/s390/tpf.opt: to here. Add mmain option.
6020 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6021 * config/s390/tpf.h: Rewrite.
6023 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6025 * doc/tm.texi: Remove @xref{Cross-profiling}.
6027 2005-07-13 Jeff Law <law@redhat.com>
6029 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6030 expressions, test their _DECL operands for pointer equality rather
6031 than using operand_equal_p.
6033 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6035 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6036 (TARGET_POSIX_IO): This.
6037 * config/darwin.h: Likewise.
6038 * config/freebsd.h: Likewise.
6039 * config/linux.h: Likewise.
6040 * config/lynx.h: Likewise.
6041 * config/netbsd.h: Likewise.
6042 * config/rs6000/linux64.h: Likewise.
6043 * config/rs6000/linux.h: Likewise.
6044 * config/s390/tpf.h: Likewise.
6045 * config/sh/embed-elf.h: Likewise.
6046 * config/sparc/linux64.h: Likewise.
6047 * config/sparc/linux.h: Likewise.
6048 * config/svr4.h: Likewise.
6049 * gcov-io.h: Likewise.
6051 * doc/tm.texi: Updated.
6053 * libgcov.c (create_file_directory): Defined only if
6054 TARGET_POSIX_IO is defined.
6055 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6058 2005-07-13 Jan Hubicka <jh@suse.cz>
6060 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6062 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6064 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6065 structure as argument.
6067 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6069 PR tree-optimization/21921
6070 * tree-iterator.c (tsi_link_before): Support the case when
6071 tsi_end_p (tsi) == true.
6073 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6075 PR tree-optimization/22442
6076 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6079 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6081 PR rtl-optimization/20376
6082 * toplev.c (process_options): Enable -fweb and -frename-registers when
6084 * doc/invoke.texi: Update the information about when -fweb and
6085 -frename-registers are enabled.
6087 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6090 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6091 if *rhs_p is not a SSA_NAME.
6093 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6095 Fix PR tree-optimization/22422
6096 * tree-ssa-structalias.c (struct variable_info): Add flag for
6098 (get_varinfo): Now a static function.
6099 (new_varinfo): init has_union and is_special_var to false.
6100 (solution_set_add): Check has_union.
6101 (do_da_constraint): Move temporary variable so it gets reset
6103 Also check for special variable.
6104 (do_ds_constraint): Ditto.
6105 (do_sd_constraint): Ditto.
6106 (do_structure_copy): Check for special variable.
6107 (find_func_aliases): Ditto.
6108 (init_base_vars): Set special vars properly.
6110 2005-07-13 Jan Hubicka <jh@suse.cz>
6112 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6115 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6116 (get_expr_operands): Fix thinko wrt flags and subvars.
6118 PR tree-optimize/22379
6119 * tree-inline.c (expand_call_inline): Do not output sorry in early
6122 2005-07-12 Dale Johannesen <dalej@apple.com>
6124 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6126 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6129 * host-linux.h: Include limits.h.
6131 2005-07-12 Dale Johannesen <dalej@apple.com>
6133 * expr.c (compress_float_constant): Add cost check.
6134 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6136 2005-07-12 Dale Johannesen <dalej@apple.com>
6138 * gcc.target/i386/compress-float-sse.c: New.
6139 * gcc.target/i386/compress-float-sse-pic.c: New.
6140 * gcc.target/i386/compress-float-387.c: New.
6141 * gcc.target/i386/compress-float-387-pic.c: New.
6142 * gcc.dg/compress-float-ppc.c: New.
6143 * gcc.dg/compress-float-ppc-pic.c: New.
6145 2005-07-12 Eric Christopher <echristo@redhat.com>
6147 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6149 * config/s390/s390.md: Include tpf.md. Move tpf specific
6151 * config/s390/tpf.md: To here.
6152 * config/s390/s390.opt: Move tpf specific options...
6153 * config/s390/tpf.opt: to here. Add mmain option.
6154 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6155 * config/s390/tpf.h: Rewrite.
6157 2005-07-12 Eric Christopher <echristo@redhat.com>
6159 * gcc.c (struct infile): Update comment for language.
6160 (main): Rewrite input file resetting code.
6162 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6165 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6166 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6167 (lookup_avail_expr): Use constant_boolean_node instead
6168 of boolean_false_node/boolean_true_node.
6170 2005-07-12 Ben Elliston <bje@au.ibm.com>
6172 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6173 and use it when printing num_edges.
6175 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6177 * doc/extend.texi (Blackfin Built-in Functions): New section.
6178 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6181 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6183 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6184 s/cmpstrsi/cmpstrnsi
6185 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6187 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6188 (init_optabs): Initialize cmpstrn_optab.
6189 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6190 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6191 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6192 * config/i386/i386.md: s/cmpstr/cmpstrn
6193 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6194 * doc/md.texi: Update documentation.
6196 2005-07-11 Richard Henderson <rth@redhat.com>
6198 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6199 build_va_arg_indirect_ref.
6200 (alpha_gimplify_va_arg): Likewise.
6201 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6202 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6203 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6204 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6205 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6206 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6208 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6210 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6212 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6213 * passes.c (init_optimization_passes): Add pass_empty_loop.
6214 * tree-pass.h (pass_empty_loop): Declare.
6215 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6216 try_remove_empty_loop, remove_empty_loops): New functions.
6217 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6218 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6220 2005-07-12 Peter Barada <peter@the-baradas.com>
6224 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6225 in address registers.
6226 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6227 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6228 alternative of addsi3_5200.
6230 2005-07-11 Ian Lance Taylor <ian@airs.com>
6232 * config/mips/mips.md (ffs<mode>2): Remove.
6234 2005-07-11 Ian Lance Taylor <ian@airs.com>
6236 * doc/tree-ssa.texi (Cleanups): Improve description of
6238 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6240 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6242 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6243 * tree.h (DECL_ARGUMENT_FLD): New macro.
6245 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6247 Fix PR tree-optimization/22404
6249 * tree-ssa-structalias.c (create_variable_info_for): Use
6252 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6254 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6255 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6256 for second comparison operand.
6257 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6259 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6260 (define_insn_reservation "alu"): Likewise.
6261 (csync, ssync): Now of type sync.
6262 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6263 -mcsync-anomaly -mspecld-anomaly.
6264 * config/bfin/bfin.opt (mcsync): Remove.
6265 (mcsync-anomaly, mspecld-anomaly): Add.
6266 * config/bfin/bfin.c: Include "insn-codes.h".
6267 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6268 (TARGET_DEFAULT_TARGET_FLAGS): New.
6269 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6271 2005-07-11 Steven Bosscher <stevenb@suse.de>
6273 * basic-block.h: Give the BB flags enum a name, bb_flags.
6274 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6275 * cfgcleanup.c (enum bb_flags): Remove here.
6276 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6277 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6278 (update_forwarder_flag): Likewise.
6279 (thread_jump): Likewise.
6280 (try_forward_edges): Likewise.
6281 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6282 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6283 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6285 2005-07-11 Richard Guenther <rguenther@suse.de>
6287 * config/i386/i386.opt: New target option -msseregparm.
6288 * config/i386/i386.c (override_options): Error out for
6289 -msseregparm but no SSE support.
6290 (ix86_function_sseregparm): Check for global sseregparm.
6291 * doc/invoke.texi: Document -msseregparm.
6293 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6295 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6296 (m32rle-*-linux*): Ditto.
6298 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6300 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6301 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6304 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6308 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6309 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6311 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6313 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6314 (varmap): Heapify varmap.
6315 (constraints): Heapify constraints.
6316 (struct constraint_graph): Heapify succs and preds.
6317 (constraint_vec_find): Update for heapification.
6318 (constraint_set_union): Ditto.
6319 (insert_into_complex): Ditto.
6320 (constraint_edge_vec_find): Ditto.
6321 (erase_graph_self_edge): Ditto.
6322 (add_graph_edge): Ditto.
6323 (get_graph_weights): Ditto.
6324 (merge_graph_nodes): Ditto.
6325 (build_constraint_graph): Ditto.
6326 (topo_visit): Ditto.
6327 (solve_graph): Ditto.
6328 (create_variable_info_for): Ditto.
6329 (init_base_vars): Ditto.
6330 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6331 (condese_varmap_nodes): Free complex vector.
6332 (clear_edges_for_node): Clear succs and preds vector.
6334 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6336 * tree-ssa-structalias.c (update_alias_info): Change counting of
6337 references to not include vdefs.
6339 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6341 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6344 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6346 * pa.c (pa_commutative_p): Make PLUS commutative when
6347 TARGET_NO_SPACE_REGS is true.
6349 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6351 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6352 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6353 * tree-dfa.c (dump_subvars_for): New.
6354 (debug_subvars_for): New.
6355 (dump_variable): Show subvariables if VAR has them.
6356 * tree-flow-inline.h (get_subvar_at): New.
6357 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6358 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6360 (struct subvar): Change fields offset and size to unsigned
6362 (dump_subvars_for): Declare.
6363 (debug_subvars_for): Declare.
6364 (get_subvar_at): Declare.
6365 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6366 to unsigned HOST_WIDE_INT *.
6367 (overlap_subvar): Likewise.
6368 * tree-gimple.c (is_gimple_reg): Always return false for
6369 SFTs and memory tags.
6370 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6372 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6373 (compute_may_aliases): Call compute_points_to_sets.
6374 (collect_points_to_info_for): Remove.
6375 (compute_points_to_and_addr_escape): Remove.
6376 (delete_alias_info): Call delete_points_to_sets.
6377 (compute_flow_sensitive_aliasing): If the call to
6378 find_what_p_points_to returns false, call set_pt_anything.
6379 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6380 (set_pt_anything): Clear pi->pt_vars.
6381 (set_pt_malloc): Remove.
6382 (merge_pointed_to_info): Remove.
6383 (add_pointed_to_expr): Remove.
6384 (add_pointed_to_var): Remove.
6385 (collect_points_to_info_r): Remove.
6386 (is_escape_site): Make extern.
6388 (create_overlap_variables_for): Call it.
6389 * tree-ssa-copy.c (merge_alias_info): Never merge
6390 flow-sensitive alias information.
6391 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6392 offset and size to be unsigned HOST_WIDE_INT.
6393 (add_to_addressable_set): Rename from note_addressable.
6394 Set TREE_ADDRESSABLE as the variables are added to the set.
6396 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6397 operands into VUSEs when adding V_MAY_DEFs for members in an
6399 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6400 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6401 (struct variable_info): Add bitfield is_heap_var.
6402 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6403 (new_var_info): Initialize is_heap_var.
6404 (get_constraint_for): Add HEAP variables to the symbol table.
6405 Mark them with is_heap_var.
6406 (update_alias_info): New. Taken mostly from the old
6407 compute_points_to_and_addr_escape.
6408 (handle_ptr_arith): New.
6409 (find_func_aliases): Call update_alias_info.
6410 Call handle_ptr_info for tcc_binary expressions.
6411 Call mark_stmt_modified.
6412 (create_variable_info_for): If DECL has subvars, do not create
6413 variables for its subvars. Always add all the fields.
6414 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6415 SFTs, then add all the SFTs of the structure.
6416 If VI->DECL is an aggregate with subvariables, add the SFT at
6418 (find_what_p_points_to): If VI is an artificial variable,
6419 translate to bitfields in SSA_NAME_PTR_INFO.
6420 If the solution is empty, set pi->pt_vars to NULL
6421 (init_base_vars): Create ANYOFFSET.
6422 (compute_points_to_sets): Rename from create_alias_vars.
6424 (pass_build_pta): Remove.
6425 (delete_points_to_sets): Rename from delete_alias_vars.
6426 (pass_del_pta): Remove.
6427 * tree-ssa-structalias.h (struct alias_info): Move from
6429 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6430 NUM_REFERENCES_SET): Likewise.
6431 (compute_points_to_sets, delete_points_to_sets): Declare.
6433 2005-07-09 Richard Henderson <rth@redhat.com>
6435 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6436 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6437 alpha_split_lock_test_and_set_12): New functions.
6438 * config/alpha/alpha-protos.h: Update.
6439 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6440 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6441 * config/alpha/sync.md (I12MODE): New.
6442 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6443 (sync_<fetchop_name><I48MODE>): Likewise.
6444 (sync_nand<I48MODE>): Likewise.
6445 (sync_old_<fetchop_name><I48MODE>): Likewise.
6446 (sync_new_<fetchop_name><I48MODE>): Likewise.
6447 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6448 (sync_compare_and_swap<I48MODE>): Likewise.
6449 (sync_lock_test_and_set<I48MODE>): Likewise.
6450 (sync_compare_and_swap<I12MODE>): New.
6451 (sync_compare_and_swap<I12MODE>_1): New.
6452 (sync_lock_test_and_set<I12MODE>): New.
6453 (sync_lock_test_and_set<I12MODE>_1): New.
6455 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6459 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6461 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6463 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6464 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6466 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6469 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6471 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6473 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6474 memory_operand constraint.
6475 (store_conditional_<mode>): Same.
6476 (sync_compare_and_swap<mode>): Same.
6477 (sync_lock_test_and_set<mode>): Same.
6479 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6481 Rewrite PIC support to more closely model actual instructions.
6482 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6483 (cris_symbol): Remove prototypes for removed functions.
6484 (cris_pic_symbol_type_of, cris_valid_pic_const)
6485 (cris_expand_pic_call_address): Prototypes for new functions.
6486 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6488 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6490 <case ':'>: Add case for new punctuation character.
6491 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6492 emitting (extra) PIC modifier.
6493 <case UNSPEC>: Do not assert for PLT.
6494 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6495 (cris_expand_prologue, cris_expand_epilogue): Check
6496 for pic_offset_table_rtx usage instead of taking
6497 current_function_uses_pic_offset_table as the final word.
6498 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6499 Remove flag_pic difference.
6500 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6501 the moral equivalents of...
6502 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6504 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6505 (cris_handle_option): Mark ARG as unused.
6506 (cris_expand_pic_call_address): New worker function for "call",
6508 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6509 output PIC constructs here.
6510 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6511 as symbol-specific modifers, not whole or part of operands.
6512 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6513 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6514 constants and flag_pic.
6515 (CONSTANT_INDEX_P): Adjust for new functions.
6516 (enum cris_pic_symbol_type): New helper type.
6517 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6518 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6519 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6521 ("movsi"): Emit actual instructions for GOT and relative access.
6522 ("*movsi_got_load"): New pattern to set up the register holding
6524 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6525 Adjust FIXME for 'S'.
6526 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6527 Use "movs" for -fpic cases.
6528 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6529 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6530 ("call", "call_value"): Just call cris_expand_pic_call_address for
6532 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6533 Remove special pattern.
6534 ("*expanded_call_side", "*expanded_call_value_side"): New
6536 (gotplt-to-plt, gotplt-to-plt-side-call)
6537 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6539 * config/cris/cris/predicates.md
6540 ("cris_general_operand_or_gotless_symbol"): Remove unused
6542 ("cris_general_operand_or_symbol"): Adjust for new functions.
6544 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6546 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6548 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6550 * Makefile.in (TREE_H): Add treestruct.def.
6551 (c-decl.o): Add pointer-set.h
6552 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6553 visibility on regular DECL's.
6554 (merge_decls): Fix the copying of decl nodes of various types for
6555 the new structures. Don't update RTL, section name, weak status,
6556 etc, on DECL's without RTL.
6557 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6558 Don't check volatile on non-variable types.
6559 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6560 to check whether we have seen arguments.
6561 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6562 flag is checked before field (flag is common, field is not).
6563 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6564 TS_DECL_COMMON could have an origin.
6565 (add_location_or_const_value_attribute): Don't check section name
6566 on non-var/function decls.
6567 (dwarf2out_var_location): Reverse order of tests.
6568 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6569 with DECL_WRTL_CHECK.
6570 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6571 * fold-const.c (fold_binary): Don't check weakness on
6572 non-var/function decls.
6573 (tree_expr_nonzero_p): Ditto.
6574 (fold_checksum_tree): Use tree_decl_extra as sizeof
6576 * ggc-page.c (extra_order_size_table): Add sizes for
6577 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6579 * gimplify.c (gimplify_bind_expr): Only set
6580 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6581 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6583 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6584 * langhooks.h (init_ts). New langhook.
6585 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6586 * print-tree.c (print_node): Update to only print fields that
6587 exist in the structures the passed decl has.
6588 * toplev.c (wrapup_global_declarations): Don't reset
6589 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6590 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6591 * tree-inline.c (remap_decl): Ditto.
6592 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6593 * tree-pretty-print.c (print_declaration): Don't print
6594 DECL_REGISTER on things that don't contain it.
6595 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6596 non-var/function decls.
6597 * tree.c (tree_contains_struct): New structure.
6598 (init_priority_for_decl): New hashtable.
6599 (tree_int_map): New structure.
6600 (tree_int_map_eq): New function.
6601 (tree_int_map_marked_p): Ditto.
6602 (tree_int_map_hash): Ditto.
6603 (tree_map): Move to tree.h.
6604 (tree_map_eq): Externalize.
6605 (tree_map_hash): Ditto.
6606 (tree_map_marked_p): Ditto.
6607 (init_ttree): Set up tree_contains_struct and call langhook.
6608 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6609 (tree_code_size): Update for new structures.
6610 (tree_node_structure): Update for new structures.
6611 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6613 (copy_node_stat): Copy init priority.
6614 (build_decl_stat): Ditto for visibility.
6615 (ts_enum_names): New.
6616 (tree_contains_struct_check_failed): New function.
6617 (decl_init_priority_lookup): Ditto.
6618 (decl_init_priority_insert): Ditto.
6619 * treestruct.def: New file.
6620 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6621 (CONTAINS_STRUCT_CHECK): Ditto.
6622 (tree_contains_struct_check_failed): New prototype.
6623 (DECL_CHECK): Removed.
6624 (DECL_MINIMAL_CHECK): New.
6625 (DECL_COMMON_CHECK): Ditto.
6626 (DECL_WRTL_CHECK): Ditto.
6627 (DECL_NON_COMMON_CHECK): Ditto.
6628 (DECL_WITH_VIS_CHECK): Ditto.
6629 (VAR_OR_FUNCTION_DECL_P): Ditto
6630 (struct tree_decl_minimal): New structure.
6631 (struct tree_decl_common): Ditto.
6632 (struct tree_decl_with_rtl): Ditto.
6633 (struct tree_decl_with_vis): Ditto.
6634 (struct tree_decl_non_common): Ditto.
6635 (struct tree_field_decl): Ditto.
6636 (struct tree_parm_decl): Ditto.
6637 (struct tree_var_decl): Ditto.
6638 (struct tree_function_decl): Ditto.
6639 (struct tree_const_decl): Ditto.
6640 (struct tree_result_decl): Ditto.
6641 (union tree_node): Add new structures.
6642 * var-tracking.c (track_expr_p): Reverse order of tests.
6644 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6646 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6648 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6649 * system.h: Poison FINALIZE_PIC.
6650 * doc/tm.texi (FINALIZE_PIC): Remove.
6652 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6655 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6656 to the correct type if we have a MODIFY_EXPR.
6658 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6660 PR tree-optimization/22360
6661 * tree.c (upper_bound_in_type): Fix calculations for casting
6662 to a non-wider signed type and casting a signed value to a
6663 wider unsigned type.
6664 (lower_bound_in_type): Fix calculations for casting to a
6665 non-wider signed type.
6667 PR tree-optimization/20139
6668 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6670 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6671 fold_cond_expr_cond.
6672 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6673 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6675 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6678 * tree-complex.c (expand_complex_libcall): Produce
6679 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6681 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6683 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6684 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6685 b" assert and inserted fastpath code for this case.
6686 (bitmap_ior): Removed "a != b" assert.
6688 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6690 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6691 (ENDFILE_SPEC): Likewise.
6692 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6694 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6695 a large stack frame at epilogue.
6697 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6699 * final.c: Include sdbout.h when required.
6701 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6703 * config.gcc (*-*-darwin*): Only one target-specific header file
6705 (powerpc-*-darwin*): Add version-specific header files.
6706 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6707 * config.in: Regenerate.
6708 * configure: Regenerate.
6709 * gcc.c: Include xregex.h.
6710 (version_compare_spec_function): New.
6711 (spec_function): Add version-compare.
6712 (replace_outfile_spec_function): Reformat comment.
6713 (compare_version_strings): New.
6714 * config/darwin-c.c (version_as_macro): New.
6715 (builtin_define): New.
6716 (darwin_cpp_builtins): New.
6717 * config/darwin-protos.h (darwin_cpp_builtins): New.
6718 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6719 (LIB_SPEC): Make unconditional, update comment.
6720 (TARGET_C99_FUNCTIONS): Define.
6721 * config/darwin.opt: Sort.
6722 (mmacosx-version-min=): New.
6723 * config/darwin7.h: Delete.
6724 * config/darwin8.h: Delete.
6725 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6726 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6727 (TARGET_C99_FUNCTIONS): Define.
6728 * config/rs6000/darwin7.h: New.
6729 * config/rs6000/darwin8.h: New.
6730 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6731 (-mmacosx-version-min): Document.
6733 2005-07-07 Ian Lance Taylor <ian@airs.com>
6735 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6737 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6740 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6742 2005-07-07 Khem Raj <kraj@mvista.com>
6744 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6745 in bytes, not words.
6747 2005-07-07 Paul Brook <paul@codesourcery.com>
6749 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6750 DEFAULT_FUNCTION_ARG_PADDING to upward.
6752 2005-07-07 Richard Henderson <rth@redhat.com>
6754 * function.c (locate_and_pad_parm): Record parameter alignment in
6755 stack_alignment_needed.
6757 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6759 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6760 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6761 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6762 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6763 (define_attr "type"): Add isync, sync, load_l, store_c.
6764 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6765 Create scratch volatile MEM.
6766 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6768 (load_locked_<mode>): New.
6769 (store_conditional_<mode>): New.
6770 (sync_compare_and_swap<mode>): Replace with splitter.
6771 (sync_lock_test_and_set<mode>): Replace with splitter.
6772 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6774 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6775 is ics. Attribute isync.
6776 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6778 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6779 and UNSPECV_SYNC_OP.
6780 (emit_unlikely_jump): New.
6781 (emit_load_locked): New.
6782 (emit_store_conditional): New.
6783 (rs6000_split_compare_and_swap): New.
6784 (rs6000_split_lock_test_and_set): New.
6785 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6786 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6787 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6788 rs6000_split_lock_test_and_set): Declare.
6789 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6790 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6791 store_c, isync, sync.
6793 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6795 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6796 filenames to gtyp-gen.h.
6797 (s-typ-gen): Use it in place of for loops.
6799 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6801 * hooks.c (hook_bool_rtx_int_false): New function.
6802 * hooks.h (hook_bool_rtx_int_false): Declare.
6803 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6804 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6805 * target.h (struct gcc_target): Add commutative_p member.
6806 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6807 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6808 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6809 (pa_commutative_p): New function.
6810 * jump.c (target.h): Include.
6811 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6812 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6814 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6816 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6817 (s390_expand_setmem): New.
6818 * config/s390/s390.c: Likewise.
6819 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6821 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6822 general_operand. Call new function "s390_expand_setmem".
6823 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6824 ("setmem_long", "*setmem_long"): ... this.
6826 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6828 * config/s390/s390.c: (optimization_options): Enable
6829 TARGET_MVCLE at -Os.
6830 * doc/invoke.texi: Document changes in default behaviour.
6831 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6833 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6835 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6836 defined by back-end.
6838 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6840 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6841 all sets in the pattern.
6842 * config/rs6000/rs6000.md (stack_protect_testsi,
6843 stack_protect_testdi): Likewise.
6845 2005-07-06 Jeff Law <law@redhat.com>
6847 * tree-vrp.c (simplify_using_ranges): Kill.
6848 (vrp_finalize): Remove call to simplify_using_ranges.
6849 (simplify_stmt_using_ranges): New function extracted from
6850 simplify_using_ranges.
6851 (simplify_div_or_mod_using_ranges): Likewise.
6852 (simplify_abs_using_ranges): Likewise.
6853 (simplify_cond_using_ranges): New function.
6854 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6855 * tree-ssa-propagate.c (substitute_and_fold): Call
6856 simplify_stmt_using_ranges if we have range information.
6858 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6860 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6861 ia64_flag_schedule_isns2.
6863 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6864 reading/writing general registers.
6865 (ia64_function_arg): Revert 2005-06-18 change.
6867 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6869 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6870 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6872 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6874 * function.c (expand_function_end): Revert part of 2005-06-27
6875 patch. Do sjlj_emit_function_exit_after after return_label.
6877 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6879 * doc/install.texi (--disable-libssp): New.
6881 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6883 * doc/invoke.texi: Update -fforce-mem documentation.
6884 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6885 code for -fforce-mem.
6886 * expmed.c: (store_bit_field,store_fixed_bit_field,
6887 extract_bit_field): Ditto.
6888 * expr.c: (convert_move): Ditto.
6889 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6890 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6891 emit_conditional_add,expand_float,expand_fix): Ditto.
6892 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6893 (common_handle_option): Issue warning when -fforce-mem specified.
6895 2005-07-06 Paul Brook <paul@codesourcery.com>
6897 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6899 * configure: Regenerate.
6901 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6903 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6905 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6907 Fix PR tree-optimization/22319
6908 Fix PR tree-optimization/22140
6909 Fix PR tree-optimization/22310
6911 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6912 variable sized types.
6913 Use correct type for intermediate structure on *a = *b structure
6916 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6918 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6920 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6921 (machine_function): Move typedef to...
6922 * config/rs6000/rs6000.c (machine_function): ... here. Add
6923 varargs_save_offset field.
6924 (rs6000_stack_t): Remove varargs_size field.
6925 (setup_incoming_varargs): Allocate varargs save area using
6926 assign_stack_local, try to make it as small as possible.
6927 Save offset from virtual_stack_vars_rtx to the save area
6928 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6929 instead of magic 8 when fp word byte size is used.
6930 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6931 instead of -RS6000_VARARGS_SIZE.
6932 (rs6000_stack_info, debug_stack_info,
6933 rs6000_initial_elimination_offset): Remove all traces of
6935 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6936 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6937 RS6000_VARARGS_AREA.
6939 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6941 PR tree-optimization/21963
6942 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6943 constant_multiple_of in the same way get_computation_cost_at does.
6945 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6947 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6948 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6949 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6950 and return its previous value.
6951 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6952 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6954 (stack_protect_set, stack_protect_test): New expanders.
6955 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6956 stack_protect_testdi): New insns.
6957 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6958 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6960 2005-07-06 Jeff Law <law@redhat.com>
6962 * tree-ssa-dce.c (cfg_altered): New global.
6963 (tree_dce_init): Initialize cfg_altered.
6964 (remove_dead_stmt): If we remove an edge in the CFG, then set
6966 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6969 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6971 * Makefile.in (stamp-collect-ld): Use
6972 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6973 ./collect-ld if it already exists.
6974 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6975 Don't remove ./nm if it already exists.
6977 2005-07-05 Devang Patel <dpatel@apple.com>
6979 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6980 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6981 * tree-vectorizer.c (vect_loop_location): New.
6982 (vect_print_dump_info): Use vect_loop_location.
6983 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6984 (vectorize_loops): Set vect_loop_location.
6985 * tree-vect-analyze.c (vect_analyze_offset_expr,
6986 vect_determin_vectorization_factor, vect_analyze_operations,
6987 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6988 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6989 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6990 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6991 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6992 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6993 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6994 vect_analyze_loop): Adjust vect_print_dump_info API.
6995 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6996 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6997 vect_finish_stmt_generation, vectorizable_assignment,
6998 vectorizable_operation, vectorizable_store, vectorizable_load,
6999 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7000 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7001 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7002 vect_transform_loop): Same.
7003 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7004 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7007 2005-07-05 Randolph Chung <tausq@debian.org>
7009 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7010 * configure: Regenerate.
7011 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7012 (pa_tls_referenced_p): Declare.
7013 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7014 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7015 (legitimize_tls_address): New.
7016 (hppa_legitimize_address): Handle TLS addresses.
7017 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7018 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7019 (emit_move_sequence): Handle TLS addresses.
7020 (pa_encode_section_info): Call default handler to handle common
7022 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7023 (CONSTANT_ADDRESS_P): Reject TLS operands.
7024 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7025 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7026 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7027 (UNSPEC_TLSLE): Define new constants.
7028 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7029 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7030 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7031 (tie_symbolic_operand, tle_symbolic_operand): New
7033 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7035 * aclocal.m4: Update macros for autoconf 2.59 style.
7036 * configure.ac: Likewise.
7038 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7040 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7041 (function_arg): Pass small aggregates in general registers on 32-bit
7043 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7045 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7047 * Makefile.in (final.o): Fix dependencies.
7049 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7053 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7054 * langhooks.c (lhd_expr_to_decl): New.
7055 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7057 (LANG_HOOKS_INITIALIZER): Update.
7058 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7059 expr_to_decl langhook.
7060 * c-tree.h (c_expr_to_decl): Declare.
7061 * c-typeck.c (c_expr_to_decl): New.
7062 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7064 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7066 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7069 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7070 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7072 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7074 * Makefile.in: Adjust dependencies.
7075 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7076 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7077 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7078 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7079 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7080 rest_of_compilation.
7082 * bb-reorder.c (gate_duplicate_computed_gotos,
7083 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7084 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7085 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7086 pass_partition_blocks): New.
7087 * bt-load.c (gate_handle_branch_target_load_optimize,
7088 rest_of_handle_branch_target_load_optimize,
7089 pass_branch_target_load_optimize): New.
7090 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7092 * cfglayout.c (pass_insn_locators_initialize): New.
7093 * cfgrtl.c (pass_free_cfg): New.
7094 * combine.c (gate_handle_combine, rest_of_handle_combine,
7096 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7097 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7098 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7099 * except.c (pass_set_nothrow_function_flags,
7100 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7102 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7103 rest_of_handle_shorten_branches, pass_shorten_branches,
7104 rest_of_clean_state, pass_clean_state): New.
7105 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7106 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7107 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7109 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7110 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7111 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7112 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7114 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7115 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7116 pass_rtl_ifcvt, gate_handle_if_after_combine,
7117 rest_of_handle_if_after_combine, pass_if_after_combine,
7118 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7119 pass_if_after_reload): New.
7120 * integrate.c (pass_initial_value_sets): New.
7121 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7122 pass_purge_lineno_notes): New.
7123 * mode-switching.c (rest_of_handle_mode_switching,
7124 pass_mode_switching): New.
7125 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7126 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7128 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7129 pass_loop_optimize): New.
7130 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7132 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7134 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7135 pass_postreload_cse): New.
7136 * profile.c (gate_handle_profiling, pass_profiling,
7137 rest_of_handle_branch_prob, pass_branch_prob): New.
7138 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7139 pass_split_before_regstack, gate_handle_split_before_regstack,
7140 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7141 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7142 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7143 pass_stack_regs): New.
7144 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7145 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7146 pass_stack_adjustments): New.
7147 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7148 pass_regrename): New.
7149 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7150 pass_delay_slots, gate_handle_machine_reorg,
7151 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7152 * rtl.h (extern void purge_line_number_notes): New.
7153 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7154 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7156 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7158 * value-prof.c (gate_handle_value_profile_transformations,
7159 rest_of_handle_value_profile_transformations,
7160 pass_value_profile_transformations): New.
7161 * var-tracking.c (gate_handle_var_tracking,
7162 pass_variable_tracking): New.
7163 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7165 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7166 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7167 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7168 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7169 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7170 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7171 rest_of_handle_gcse2, rest_of_handle_regmove,
7172 rest_of_handle_tracer, rest_of_handle_if_conversion,
7173 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7174 rest_of_handle_web, rest_of_handle_branch_prob,
7175 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7176 rest_of_handle_jump_bypass, rest_of_handle_combine,
7177 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7178 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7179 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7180 rest_of_handle_mode_switching, rest_of_handle_jump,
7181 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7182 rest_of_handle_flow2, rest_of_handle_jump2,
7183 rest_of_handle_peephole2, rest_of_handle_postreload,
7184 rest_of_handle_shorten_branches, rest_of_clean_state,
7185 rest_of_compilation): Remove.
7187 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7188 * passes.c (dump_flags, in_gimple_form, all_passes,
7189 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7190 register_dump_files, next_pass_1, last_verified, execute_todo,
7191 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7192 from tree-optimize.c.
7193 (init_optimization_passes): Moved from tree-optimize.c,
7194 adding the RTL optimizations.
7195 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7196 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7197 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7198 register_dump_files, next_pass_1, last_verified, execute_todo,
7199 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7200 init_tree_optimization_passes, ipa_passes): Delete.
7201 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7203 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7204 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7206 (ipa_passes): Remove.
7207 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7208 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7209 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7210 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7211 (dump_info_p, dump_flag): Moved to tree-dump.h.
7213 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7215 * passes.c (finish_optimization_passes): Use dump_begin
7216 and dump_end, TDI_end.
7217 (gate_rest_of_compilation): New.
7218 (pass_rest_of_compilation): Use it.
7219 (gate_postreload, pass_postreload): New.
7220 * toplev.c (general_init): Rename init_tree_optimization_passes.
7221 * toplev.h (init_tree_optimization_passes): Rename to
7222 init_optimizations_passes.
7223 * tree-dump.c (dump_flag): Make static.
7224 (dump_files): Remove RTL dumps.
7225 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7226 pass_cleanup_cfg, pass_free_cfg_annotations,
7227 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7228 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7229 * tree-pretty-print.c: Include tree-pass.h.
7230 * cgraph.c: Include tree-dump.h.
7232 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7234 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7235 Only fall back to saying it points to readonly memory if
7238 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7240 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7241 * config/m32r/m32r.c (m32r_compute_frame_size,
7242 m32r_expand_prologue): Take current_function_profile into
7243 account whenever we reference
7244 current_function_uses_pic_offset_table.
7245 (m32r_finalize_pic): Remove.
7246 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7248 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7250 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7251 instead of $<. Don't remove ./as if it already exists.
7253 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7256 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7257 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7258 for complex modes when generating code for PA 1.0.
7259 (VALID_FP_MODE_P): New macro.
7260 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7261 sets for all general and floating point modes. Align wide floating
7262 point modes to even register boundaries to comply with architectural
7264 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7265 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7266 (VALID_FP_MODE_P): New macro.
7267 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7268 sets for all general and floating point modes. Align wide floating
7269 point modes to even register boundaries to comply with architectural
7272 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7274 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7277 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7279 * tree-ssa-structalias.c: Don't include expr.h.
7281 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7283 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7286 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7288 Fix PR tree-optimization/22279
7290 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7293 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7295 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7297 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7299 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7300 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7301 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7302 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7303 config/stormy16/stormy16.c, config/v850/v850.c,
7304 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7305 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7306 Avoid "." or "\n" at end of diagnostics and capital letters at
7307 start of diagnostics.
7308 * combine.c, cse.c: Don't translate dump file output.
7309 * toplev.c (print_version): Only translate output if going to
7312 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7314 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7315 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7318 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7320 * pa.c (fix_range): Fix typo in comment.
7322 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7324 * tree-vrp.c (extract_range_from_assert): Replace
7325 fold (build (...)) with fold_build2.
7327 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7329 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7330 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7331 (format_types_orig, handle_format_attribute): Add support for
7334 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7336 * varasm.c (assemble_variable): Fix format specifier thinko.
7338 2005-07-03 Ira Rosen <irar@il.ibm.com>
7340 PR tree-optimization/22029 (and 22135)
7341 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7342 a phi node before calling dump_vops.
7344 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7346 * tree-dump.h (dump_string_field): Declare.
7347 * tree-dump.c: Use it instead of dump_string.
7348 (dump_string_field): Make non-static.
7350 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7352 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7353 up the minimal CFG stuff always when optimize > 0. Call
7354 split_all_insns_noflow in PIC case if needed.
7356 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7357 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7360 * c-decl.c (c_write_global_declarations): Dump contents of
7362 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7363 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7364 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7365 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7368 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7370 * c-common.h (GCC_DIAG_STYLE): Define.
7371 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7372 version for format checking to 4.1.
7373 * c-format.c: Include toplev.h after c-common.h.
7374 (enum format_type): Add gcc_tdiag_format_type.
7375 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7376 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7377 (format_types_orig): Add gcc_tdiag.
7378 (init_dynamic_diag_info): Support gcc_tdiag formats.
7379 (handle_format_attribute): Likewise.
7380 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7381 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7382 version for format checking to 4.1.
7383 (warning0, warning, error, pedwarn, sorry): Use
7385 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7386 (finish_aliases_1): Do not use %qE.
7387 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7388 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7389 Correct format bugs.
7390 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7391 parameter to unsigned HOST_WIDE_INT.
7392 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7394 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7397 * expr.c (write_complex_part): Use adjust_address for MEM.
7398 (read_complex_part): Same.
7400 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7402 Fix PR tree-optimization/22280
7404 * tree-sra.c (generate_element_init): Remove useless loop.
7406 2005-07-02 Richard Henderson <rth@redhat.com>
7408 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7410 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7412 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7415 * fold-const.c (fold_binary): Handle the return value of
7416 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7417 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7419 2005-07-02 Jeff Law <law@redhat.com>
7421 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7422 a eliminate type conversion which feeds an equality comparison
7423 if the original type or either operand in the comparison is a
7426 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7428 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7429 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7431 * config/avr/avr.c: Do not use '`' as left quote.
7432 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7433 Remove "." from end of diagnostics. Make diagnostics start with
7436 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7437 Joseph S. Myers <joseph@codesourcery.com>
7439 * toplev.c (default_tree_printer): Handle setting location with
7441 * c-objc.common.c (c_tree_printer): Likewise.
7442 * c-format.c (gcc_diag_flag_specs): Add '+'.
7443 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7444 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7446 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7447 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7448 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7449 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7450 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7451 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7452 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7453 format arguments where %J is used without %D.
7455 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7457 * gcc.c (LINK_SSP_SPEC): Define.
7458 (link_ssp_spec): New variable.
7459 (LINK_COMMAND_SPEC): Add %(link_ssp).
7460 (static_specs): Add link_ssp_spec.
7461 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7462 * configure: Rebuilt.
7463 * config.in: Rebuilt.
7465 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7466 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7467 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7468 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7469 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7470 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7471 -0x7008(2) instead of reading __stack_chk_guard variable.
7472 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7474 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7475 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7476 if TARGET_THREAD_SSP_OFFSET is defined.
7477 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7478 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7481 2005-06-27 Richard Henderson <rth@redhat.com>
7482 * libgcc-std.ver (GCC_4.1.0): New.
7483 * libgcc.h (__stack_chk_guard): Declare.
7484 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7485 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7486 * mklibgcc.in (lib2funcs): Add them.
7488 2005-07-01 Richard Henderson <rth@redhat.com>
7490 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7491 void * before struct sigcontext *.
7492 (x86_fallback_frame_state): Likewise.
7494 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7496 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7498 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7501 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7502 we check for SSA_NAME for.
7504 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7506 Fix PR tree-optimization/22071
7508 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7510 (get_constraint_for_component_ref): Use it.
7512 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7515 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7516 print out the last new line.
7518 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7520 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7521 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7522 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7523 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7524 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7525 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7526 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7527 (enum reg_class): New member CC0_REGS.
7528 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7529 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7530 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7531 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7532 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7533 Adjust for register now described.
7535 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7538 * config/i386/i386.md (stack_protect_test_si,
7539 stack_protect_test_di): Add earlyclobber for scratch 3.
7540 * config/rs6000/rs6000.md (stack_protect_testsi,
7541 stack_protect_testdi): Add earlyclobber for scratch 3,
7542 remove earlyclobber from scratch 4.
7544 Older entries for 2005 can be found in ChangeLog-2005.