1 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3 Fix PR tree-optimization/22444
4 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5 Assert that we don't hit something with subvars.
6 (setup_pointers_and_addressables): Don't add things with subvars,
7 because we'll already process the subvars for aliasing purposes.
9 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
12 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
13 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
14 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
15 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
16 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
17 swapped, alternatives for the R constraint.
20 * builtins.c (get_builtin_sync_mode): Make unlimited
21 mode_for_size request.
23 2005-10-15 Richard Henderson <rth@redhat.com>
25 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
26 (gimplify_expr): ... here.
27 (gimplify_compound_lval): Use it in initial scan loop. Allow
28 fb_lvalue in base expression.
30 2005-10-15 Richard Henderson <rth@redhat.com>
33 * builtins.c (expand_builtin_trap): Export.
34 * expr.h (expand_builtin_trap): Declare.
35 * expr.c (expand_assignment): Emit a trap for integral offsets
36 from registers that weren't reduced to bitpos.
38 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
39 (mark_array_ref_addressable): Remove.
40 * tree-flow.h (mark_array_ref_addressable): Remove.
41 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
43 2005-10-15 James E Wilson <wilson@specifix.com>
46 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
47 (add_dependence_list_and_free): Likewise.
48 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
51 2005-10-15 Diego Novillo <dnovillo@redhat.com>
55 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
56 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
58 (vrp_visit_phi_node): Only prevent infinite iterations when
59 the previous result and the new result are both VR_RANGEs.
61 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
63 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
66 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
69 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
72 2005-10-14 Per Bothner <per@bothner.com>
75 * c-ppoutput.c (print_line): Print internal line 0 as 1.
77 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
80 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
81 overflow flags. Refactor some conditionals.
83 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
86 * tree-dfa.c (add_referenced_var): Only look at decls which
87 have TREE_CONSTANT or TREE_READONLY set instead of if
88 !TREE_PUBLIC or !TREE_CONSTANT.
90 2005-10-13 James E Wilson <wilson@specifix.com>
92 * doc/invoke.texi: For -x, add f95-cpp-input.
93 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
95 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
97 PR tree-optimization/24262
98 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
101 2005-10-12 Richard Henderson <rth@redhat.com>
104 * tree.h (DECL_TRANSPARENT_UNION): Remove.
105 * function.c (assign_parm_find_data_types): Don't support it.
106 * print-tree.c (print_node): Likewise.
107 * c-common.c (handle_transparent_union_attribute): Likewise.
108 Use build_duplicate_type.
109 * tree-inline.c (remap_type_1): Split out of remap_type;
110 properly remap aggregate fields.
111 (build_duplicate_type): New.
112 * doc/extend.texi (Variable Attributes): Remove documentation
113 for transparent_union.
115 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
118 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
119 (gen_stack_pointer_dec): Likewise.
121 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
125 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
127 (struct cxx): Add adjust_class_at_definition target hook.
128 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
129 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
130 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
131 hook_void_tree. Add to TARGET_CXX.
132 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
134 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
135 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
136 instead of attribute. Check for dllexport override. Warn if
137 inconsistent dll linkage. Don't lose old dllimport if decl has
138 had address referenced. Tweak lookup of dllimport atribute.
139 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
140 for target specific rules. Don't add dllimport attribute if
141 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
143 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
144 * varasm.c (initializer_constant_valid_p): Replace
145 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
149 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
150 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
151 (i[34567]86-*-mingw32*): Likewise.
153 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
154 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
156 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
157 C++-specific code. Change return value to bool.
158 (i386_pe_dllimport_p): Likewise.
159 (associated_type): Simplify and make language-independent
160 (i386_pe_encode_section_info): Replace override of ambiguous
161 dllimport symbol refs with a gcc_assert.
162 (i386_pe_valid_dllimport_attribute_p): Define.
163 * config/i386/winnt-cxx.c: New file. Define C++ versions of
164 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
165 i386_pe_adjust_class_at_definition.
166 * config/i386/winnt-stubs.c: New file. Define stub versions of
167 lang-specific functions.
168 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
169 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
170 i386_pe_adjust_class_at_definition.
171 (i386_pe_valid_dllimport_attribute_p): Declare.
172 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
173 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
174 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
177 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
178 dllimport attribute with test of DECL_DLLIMPORT_P.
180 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
182 * combine.c (make_extraction): Correct offset computation.
184 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
186 * config/cris/t-linux (LIMITS_H_TEST): Define.
188 2005-10-12 Richard Henderson <rth@redhat.com>
191 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
193 2005-10-12 Richard Guenther <rguenther@suse.de>
195 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
197 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
200 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
201 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
204 2005-10-12 Richard Guenther <rguenther@suse.de>
207 * varasm.c (output_constant): Correct typo from previous
210 2005-10-11 Ian Lance Taylor <ian@airs.com>
212 PR rtl-optimization/13931
213 * combine.c: Revert patch of 2003-05-14, and:
214 (try_combine): Only set elim_i1 and elim_i2 if the destination is
215 completely killed in the appropriate insn.
216 (distribute_notes): Don't skip multiple hard register test for
219 2005-10-11 Richard Henderson <rth@redhat.com>
222 * c-typeck.c (convert_for_assignment): Use build_constructor_single
223 to initialize a transparent union instead of a nop_expr.
225 2005-10-11 Richard Henderson <rth@redhat.com>
227 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
228 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
229 (tree_ssa_dce_loop): Call scev_reset.
232 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
233 * tree-ssa-dce.c: Include cfgloop.h.
234 (tree_ssa_dce_loop, pass_dce_loop): New.
235 * tree-pass.h (pass_dce_loop): Declare it.
236 * passes.c (init_optimization_passes): Use it.
238 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
241 * convert.c (convert_to_real): Revert 2005-10-05 patch.
242 Only apply the optimization for rounding builtins if the inner
243 cast is also an extension.
245 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
248 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
249 mark_new_vars_to_rename instead of update_stmt.
251 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
253 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
255 2005-10-11 Jakub Jelinek <jakub@redhat.com>
257 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
258 for setting MMX register to 0 rather than mmx.
260 2005-10-10 Steve Ellcey <sje@cup.hp.com>
263 * configure.ac: Move gas check from mips specific case to common case.
264 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
265 * configure: Regenerate
266 * doc/install.texi: Update.
268 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
271 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
273 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
275 * gcc.c (do_spec_1): Accept numeric characters in file name
278 2005-10-10 Nick Clifton <nickc@redhat.com>
280 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
281 describing the deleted arm_gen_rotated_half_load function.
283 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
285 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
288 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
290 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
292 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
293 (EXTRA_MULTILIB_PARTS): Define.
294 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
295 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
296 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
297 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
298 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
299 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
301 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
303 PR tree-optimization/24226
304 * tree-cfg.c (remove_bb): Clean up unreachable loops.
305 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
306 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
309 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
311 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
313 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
316 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
317 Rewrite for no need for the early clobber.
319 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
321 Merge from csl-arm-branch:
322 2005-09-07 Paul Brook <paul@codesourcery.com>
323 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
326 2005-04-30 Paul Brook <paul@codesourcery.com>
327 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
328 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
330 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
331 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
332 (arm_override_options): Use TARGET_AAPCS_BASED.
333 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
334 (PTRDIFF_TYPE): Use int for AAPCS.
335 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
336 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
337 (DEFAULT_SHORT_ENUMS): Delete.
338 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
340 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
341 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
342 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
343 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
345 2004-12-03 Mark Mitchell <mark@codesourcery.com>
346 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
348 2004-11-22 Mark Mitchell <mark@codesourcery.com>
349 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
351 2004-11-19 Mark Mitchell <mark@codesourcery.com>
352 * config.gcc (arm*-*-linux-gnueabi): Add it.
353 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
355 (TARGET_OS_CPP_BUILTINS): Likeiwse.
356 * config/arm/linux-eabi.h: New file.
357 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
358 (LINUX_TARET_LINK_SPEC): Likewise.
360 * config/arm/t-linux-eabi: New file.
362 2005-10-08 Steven Bosscher <stevenb@suse.de>
365 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
367 (PARAM_SMS_DFA_HISTORY): Likewise.
369 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
372 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
373 (load_register_parameters): Call it.
374 (check_sibcall_argument_overlap_1): Likewise.
375 (store_one_arg): Likewise.
377 2005-10-07 James E. Wilson <wilson@specifix.com>
379 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
380 DImode not VECINT24 for operand 2.
383 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
387 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
388 fr_spill): Use destination_operand for operand 0.
390 2005-10-07 DJ Delorie <dj@redhat.com>
392 * varasm.c (output_constant): Limit error to expanding
395 2005-10-07 Richard Guenther <rguenther@suse.de>
398 * fold-const.c (fold_binary): Fix operand types during folding
399 of X op (A, Y). Evaluation order of the side-effects of
400 X and A are frontend-defined, so ensure we honour that even for
401 tcc_comparison class operands; eased by removing duplicate code.
403 2005-10-07 Steve Ellcey <sje@cup.hp.com>
405 * stor-layout.c (layout_type): Do not allow alignment of array
406 elements to be greater than their size.
408 2005-10-07 Steve Ellcey <sje@cup.hp.com>
410 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
412 (hppa*-*-linux*): Ditto.
413 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
414 * config/host-hpux.c: New.
415 * config/x-hpux: New.
416 * config/pa/x-hpux: Remove.
417 * config/pa/x-linux: Remove.
418 * config/pa/pa-host.c: Remove.
420 2005-10-07 Jeff Law <law@redhat.com>
422 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
423 determine whether or not to try and thread outgoing edges.
425 2005-10-07 David Edelsohn <edelsohn@gnu.org>
427 * config/rs6000/rs6000.md (eqsi_power): New.
428 (neg_eq0si): Add TARGET_POWER to final condition.
431 2005-10-06 Richard Henderson <rth@redhat.com>
433 * config/rs6000/rs6000.c: Revert last change.
435 2005-10-06 Richard Henderson <rth@redhat.com>
437 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
438 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
440 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
444 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
445 out return_label and naked_return_label.
447 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
449 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
452 2005-10-06 Richard Henderson <rth@redhat.com>
455 * tree-inline.c (declare_return_variable): Handle modify_dest not
458 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
460 Fix PR tree-optimization/22488
461 * tree-ssa-structalias.c (check_for_overlaps): New function.
462 (create_variable_info_for): Use it.
464 2005-10-06 Richard Henderson <rth@redhat.com>
467 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
468 (dwarf2out_start_source_file): Print it.
470 2005-10-06 Geoffrey Keating <geoffk@apple.com>
472 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
474 2005-10-06 Richard Henderson <rth@redhat.com>
477 * mode-switching.c (optimize_mode_switching): Clear transp bit
478 for block with incomming abnormal edges.
480 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
481 (fpscr_set_from_mem): Use them.
482 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
483 (fpscr postinc splitters): Rewrite as peephole2+split.
485 2005-10-06 David Edelsohn <edelsohn@gnu.org>
487 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
488 (eq<mode>_compare): Same.
490 2005-10-06 Richard Guenther <rguenther@suse.de>
492 PR tree-optimization/24238
493 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
495 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
497 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
498 here. Use AC_PATH_PROG for environment variables instead of
500 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
502 * configure: Regenerated.
504 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
507 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
508 then force it into a register.
509 (call_value): Likewise.
511 2005-10-06 Richard Henderson <rth@redhat.com>
514 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
515 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
516 under pass_vectorize.
518 2005-10-05 Devang Patel <dpatel@apple.com>
521 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
522 handling constants. Check NAMESPACE_DECL context for constants.
524 2005-10-05 Eric Christopher <echristo@apple.com>
526 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
528 2005-10-05 Richard Henderson <rth@redhat.com>
531 * tree-cfg.c (mark_array_ref_addressable_1): New.
532 (mark_array_ref_addressable): New.
533 * tree-flow.h (mark_array_ref_addressable): Declare.
534 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
536 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
540 * reload.c (subst_reloads): When adding a REG_LABEL to a
541 jump instruction, also update JUMP_LABEL.
543 2005-10-05 David Edelsohn <edelsohn@gnu.org>
545 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
546 * bb-reorder.c (copy_bb_p): Use it.
547 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
549 2005-10-05 Richard Henderson <rth@redhat.com>
552 * toplev.c (process_options): Warn about unsupported combinations
553 of unwind tables and omit-frame-pointer.
554 * config/i386/i386.c (override_options): Similarly. Enable
555 accumulate-outgoing-args if not explicitly disabled.
557 2005-10-05 Steve Ellcey <sje@cup.hp.com>
559 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
560 Handle big endian vs. small endian.
561 (vec_initv2sf): Handle big endian vs. small endian.
562 (*vec_extractv2sf_1): Ditto.
564 2005-10-05 Dale Johannesen <dalej@apple.com>
566 * convert.c (convert_to_real): Don't convert
567 (float)floor(double d) to floorf((float)d).
569 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
571 * config/arm/arm.md (insv): Use gen_int_mode in more places.
573 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
575 PR tree-optimization/18587
576 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
577 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
578 build_vuses): Change to VEC type.
579 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
580 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
581 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
582 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
583 (get_name_decl): New. Return DECL_UID of base variable.
584 (operand_build_cmp): New. qsort comparison routine.
585 (operand_build_sort_virtual): New. Sort virtual build vector.
586 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
587 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
588 (FINALIZE_BASE): Use get_name_decl.
589 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
590 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
591 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
592 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
593 direct VEC_* manipulations.
594 (build_ssa_operands): Call operand_build_sort_virtual.
595 (copy_virtual_operand, create_ssa_artficial_load_stmt,
596 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
597 with direct VEC_* manipulations.
598 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
599 with direct VEC manipulations.
601 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
603 PR tree-optimization/21419
604 PR tree-optimization/24146
605 PR tree-optimization/24151
607 * c-typeck.c (readonly_error): Handle USE being lv_asm.
608 (build_asm_expr): Call it if outputs are read-only.
609 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
611 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
612 Paolo Bonzini <bonzini@gnu.org>
616 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
617 enable the instructions and not just the built-ins.
618 * doc/invoke.texi (x86 Options): Likewise.
620 2005-10-04 Geoffrey Keating <geoffk@apple.com>
622 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
624 * doc/invoke.texi (Option Summary): Correct spelling
625 of -mmacosx-version-min.
627 2005-10-04 Devang Patel <dpatel@apple.com>
629 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
632 2005-10-04 Steve Ellcey <sje@cup.hp.com>
634 * tree-vect-transform.c (vect_create_epilog_for_reduction):
635 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
637 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
639 * config/s390/s390.md ("TDSI","DP"): New mode macros.
640 ("TE","tg"): New mode attributes.
641 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
642 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
643 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
644 dword_mode and one for GPRmode.
646 2005-10-04 Ian Lance Taylor <ian@airs.com>
648 PR preprocessor/13726
649 * c-ppoutput.c (cb_include): Add comments parameter, and print out
650 any comments passed in.
652 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
654 * tree.c (annotate_with_file_line): Fix typo.
656 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
659 * builtins.c (fold_builtin_memcmp): When constructing the pointer
660 type used to access data in the inlined length == 1 case, use
661 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
662 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
664 2005-10-04 Uros Bizjak <uros@kss-loka.si>
666 * config/i386/i386.h (TARGET_FISTTP): Enable also for
667 TARGET_SSE3 and only for TARGET_80387.
668 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
669 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
670 Do not depend on TARGET_80387.
672 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
674 * tree.c (last_annotated_node): Change type to location_t*.
675 (annotate_with_file_line): Reflect the change of
676 last_annotated_node type.
678 2005-10-04 Richard Guenther <rguenther@suse.de>
681 * c-decl.c (grokdeclarator): Don't write to fields
684 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
687 * c-decl.c (finish_decl): Use set_user_assembler_name even for
689 * varasm.c (make_decl_rtl): If a register variable does not
690 have a set user assmbler name, error out.
691 Decode the asmspec is now name+1 bypassing '*'.
693 2005-10-04 Steven Bosscher <stevenb@suse.de>
695 PR tree-optimization/23049
696 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
697 of a COND_EXPR is folded before calling fold on the whole rhs of a
698 conditional assignment.
699 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
700 document that a COND_EXPR may appear there.
702 2005-10-03 Diego Novillo <dnovillo@redhat.com>
705 * tree-vrp.c (extract_range_from_assert): If the new numeric
706 range created out of the assertion contradicts the existing
707 numeric range of the ASSERT_EXPR variable, make the new range
710 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
712 * config/sh/sh.c (sh_register_move_cost): Add case for moving
713 from T_REGS to FP register class.
715 2005-10-03 Richard Henderson <rth@redhat.com>
718 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
719 before creating a new one.
721 2005-10-03 David Edelsohn <edelsohn@gnu.org>
723 * config/rs6000/t-aix43 (LDFLAGS): New.
724 * config/rs6000/t-aix52 (LDFLAGS): New.
726 2005-10-03 Ian Lance Taylor <ian@airs.com>
728 * gimplify.c (find_single_pointer_decl_1): New static function.
729 (find_single_pointer_decl): New static function.
730 (internal_get_tmp_var): For a formal variable, set restrict base
731 information if appropriate.
732 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
734 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
735 (DECL_GET_RESTRICT_BASE): Define.
736 (SET_DECL_RESTRICT_BASE): Define.
737 (decl_restrict_base_lookup): Declare.
738 (decl_restrict_base_insert): Declare.
739 (struct tree_decl_with_vis): Add based_on_restrict_p field.
740 * tree.c (restrict_base_for_decl): New static variable.
741 (init_ttree): Initialize restrict_base_for_decl.
742 (copy_node_stat): Copy restrict base information.
743 (decl_restrict_base_lookup): New function.
744 (decl_restrict_base_insert): New function.
745 (print_restrict_base_statistics): New static function.
746 (dump_tree_statistics): Call print_restrict_base_statistics.
748 2005-10-02 Diego Novillo <dnovillo@redhat.com>
751 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
754 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
757 * c-typeck.c (tagged_tu_seen): Rename to ...
758 (tagged_tu_seen_cache): this and add val field.
759 (comptypes): Move functional to comptypes_internal
760 and free tagged_tu_seen.
761 (comptypes_internal): New function and call comptypes_internal
762 instead of comptypes. Speed up by sibcalling
763 tagged_types_tu_compatible_p.
764 (alloc_tagged_tu_seen): New function
765 (free_all_tagged_tu_seen_up_to): New function.
766 (tagged_types_tu_compatible_p): Return the val of the seen two
768 Add that the two types are the same to tagged_tu_seen_base
769 if they are and call comptypes_internal instead of comptypes.
770 <case UNION_TYPE>: Speed up common type where the fields are
772 (function_types_compatible_p): Call comptypes_internal instead of
774 (type_lists_compatible_p): Likewise.
775 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
777 2005-10-02 Matthias Klose <doko@debian.org>
779 * doc/invoke.texi: Fix typo and speling error.
781 2005-10-01 Richard Henderson <rth@redhat.com>
783 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
785 2005-10-01 Mark Mitchell <mark@codesourcery.com>
787 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
788 using --start-group and --end-group.
790 2005-10-01 Diego Novillo <dnovillo@redhat.com>
792 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
793 FIXME note regarding quirky semantics.
795 2005-10-01 Diego Novillo <dnovillo@redhat.com>
798 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
799 non-null range as a last resort.
801 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
802 Diego Novillo <dnovillo@redhat.com>
805 * tree-vrp.c (extract_range_from_assert): For !=
806 assertions, only build an anti-range if LIMIT is a
809 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
811 * arm.md (movqi): On thumb when optimizing, handle loading from
812 memory by describing this as taking a subreg of a zero-extended load
813 into an SImode register.
816 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
818 * reload1.c (merge_assigned_reloads): Do not change any
819 RELOAD_FOR_OUTPUT_ADDRESS reloads.
821 2005-09-30 Geoffrey Keating <geoffk@apple.com>
823 * Makefile.in (LIPO_FOR_TARGET): Define.
824 (STRIP_FOR_TARGET): Define.
826 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
827 before creating new ones. Do symlinks before creating the actual
830 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
831 to work out which multilibs are actually being built.
833 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
835 * tree-vect-transform.c, config/ms1/ms1.md,
836 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
837 Follow spelling conventions.
838 * doc/invoke.texi, doc/md.texi: Fix typos.
840 2005-09-30 Andrew Macleod <amacleod@redat.com>
842 PR tree-optimization/21430
843 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
844 use operands, and set stmt pointer if need be.
845 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
846 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
849 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
852 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
854 2005-09-29 Mark Mitchell <mark@codesourcery.com>
856 * optabs.c (expand_binop): Initialize first_pass_p.
858 2005-09-29 Jakub Jelinek <jakub@redhat.com>
861 * c-decl.c (c_write_global_declarations_1): If any
862 wrapup_global_declaration_2 call returned true, restart the loop.
864 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
866 Fix PR tree-optimization/24117
867 * tree-ssa-structalias.c (find_func_aliases): Strip nops
868 before considering whether to use anyoffset.
870 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
874 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
876 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
878 (swap_commutative_operands_with_target): New.
880 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
883 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
886 2005-09-29 Steven Bosscher <stevenb@suse.de>
888 PR tree-optimization/23911
889 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
890 and IMAGPART_EXPR too.
892 2005-09-28 Mark Mitchell <mark@codesourcery.com>
895 * expmed.c (expand_shift): Move logic to reverse rotation
896 direction when rotating by constants ...
897 * optabs.c (expand_binop): ... here.
898 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
899 (ix86_rotrdi3): New pattern.
900 (rotldi3): Handle 32-bit mode.
901 (ix86_rotldi3): New pattern.
903 2005-09-29 Alan Modra <amodra@bigpond.net.au>
906 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
907 check for numbers that need no bit twiddle.
909 2005-09-28 Geoffrey Keating <geoffk@apple.com>
911 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
912 multilib to be built.
914 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
915 (stage1-start): Delete old libgcc and libunwind before moving
916 anything into the stage directory.
917 (stage2-start): Likewise.
918 (stage3-start): Likewise.
919 (stage4-start): Likewise.
920 (stageprofile-start): Likewise.
921 (stagefeedback-start): Likewise.
922 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
923 header in tm_file and CPU-specific t-darwin in tmake_file.
924 (i[34567]86-*-darwin*): Don't change tm_file.
925 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
926 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
927 shared library stub for target OS version.
928 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
929 (SHLIB_LINK): Don't make SHLIB_SOLINK.
930 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
931 (libgcc_s.%.dylib): New.
933 (install-darwin-libgcc-stubs): New.
934 (INSTALL_LIBGCC): New append.
935 * config/i386/darwin-libgcc.10.4.ver: New.
936 * config/i386/darwin-libgcc.10.5.ver: New.
937 * config/i386/t-darwin: New.
938 * config/rs6000/darwin-libgcc.10.4.ver: New.
939 * config/rs6000/darwin-libgcc.10.5.ver: New.
940 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
941 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
943 2005-09-28 Paul Brook <paul@codesourcery.com>
945 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
948 2005-09-28 Richard Guenther <rguenther@suse.de>
950 PR tree-optimization/23853
951 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
952 host_integerp to verify misalignment value.
954 2005-09-28 Richard Henderson <rth@redhat.com>
956 * builtins.c (get_builtin_sync_mode): New.
957 (expand_builtin_sync_operation): Pass in mode argument.
958 (expand_builtin_compare_and_swap): Likewise.
959 (expand_builtin_lock_test_and_set): Likewise.
960 (expand_builtin_lock_release): Likewise.
961 (expand_builtin): Update to match.
963 2005-09-28 Nick Clifton <nickc@redhat.com>
965 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
966 formatting. Add check to PLUS case to ensure that the offset is
967 within an acceptable range.
969 * config/v850/v850.md (casesi): Disable the generation of the
970 switch pattern as it is not being handled properly at the moment.
972 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
973 for when the high words are identical.
975 2005-09-27 Richard Henderson <rth@redhat.com>
977 * pretty-print.c (pp_base_format): Fix typo for %>.
979 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
980 Devang Patel <dpatel@apple.com>
982 PR tree-optimization/23625
983 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
984 LABEL_EXPR, assertion check.
986 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
988 * optabs.c (no_conflict_move_test): Check if a result of a
989 to-be-moved insn would be clobbered by an originally
992 2005-09-27 Jeff Law <law@redhat.com>
994 * passes.c (init_optimization_passes): Replace copy propagation
995 passes immediately after DOM with phi-only copy propagation
996 pases. Add phi-only copy propagation pass after first DOM pass.
997 * tree-pass.h (pass_phi_only_copy_prop): Declare.
998 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
999 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1000 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1001 to init_copy_prop. Callers updated.
1002 (do_phi_only_copy_prop): New function.
1003 (pass_phi_only_copy_prop): New pass descriptor.
1005 2005-09-27 Nick Clifton <nickc@redhat.com>
1007 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1009 2005-09-26 Jason Merrill <jason@redhat.com>
1012 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1014 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1016 2005-09-26 James E Wilson <wilson@specifix.com>
1018 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1019 copyright. Add gcc copyright plus libgcc exception.
1020 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1022 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1024 2005-09-26 Jeff Law <law@redhat.com>
1026 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1027 about when to iterate.
1029 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1032 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1033 for __complex__ double in -mcpu=G5 mode.
1035 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1037 PR tree-optimization/23942
1038 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1039 * tree-scalar-evolution.c: Include params.h.
1041 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1042 follow_ssa_edge_in_condition_phi_branch,
1043 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1044 Change return type to t_bool. Use a parameter to limit the size of
1045 trees that are walked before stopping
1046 (analyze_evolution_in_loop): Initialize the limit to 0.
1047 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1048 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1050 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1053 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1054 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1056 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1058 * combine.c (make_extraction): Check for valid use of subreg.
1060 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1063 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1064 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1065 ("fist<mode>2_with_temp"): Use only register operands.
1067 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1069 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1070 CALL_INSN_FUNCTION_USAGE.
1072 2005-09-26 Richard Guenther <rguenther@suse.de>
1075 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1076 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1077 (ldst_entry): Use the hashtable instead of list-walking.
1078 (find_rtx_in_ldst): Likewise.
1079 (free_ldst_entry): Free the hashtable.
1080 (compute_ld_motion_mems): Create the hashtable.
1081 (trim_ld_motion_mems): Remove entry from hashtable if
1082 removing it from list.
1083 (compute_store_table): Likewise^2.
1084 (store_motion): Free hashtable in case we did not see
1087 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1089 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1090 and arg1 if we are passing them to fold_build2.
1092 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1095 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1098 2005-09-25 Richard Henderson <rth@redhat.com>
1100 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1101 SYMBOL_REF_TLS_MODEL to be correct.
1103 2005-09-24 Richard Henderson <rth@redhat.com>
1105 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1106 end of function. Reindent.
1108 2005-09-24 Ian Lance Taylor <ian@airs.com>
1110 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1111 NEGATE_EXPR/BIT_NOT_EXPR case.
1113 2005-09-24 Richard Henderson <rth@redhat.com>
1115 * c-common.c (handle_mode_attribute): When not modifying in place,
1116 create subtypes for enumerations.
1117 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1118 * gimplify.c (create_tmp_from_val): Likewise.
1120 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1122 * config/i386/i386.md (*tls_global_dynamic_64,
1123 *tls_local_dynamic_base_64): Add missing mode to call.
1124 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1126 2005-09-24 Jan Hubicka <jh@suse.cz>
1128 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1129 (cgraph_clone_node): Likewise.
1130 * cgraph.h (cgraph_clone_edge): Update prototype.
1131 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1132 duplicated prototypes; add updating argument.
1133 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1134 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1136 (cgraph_mark_inline_edge): Likewise.
1137 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1138 (cgraph_flatten_node): Likewise.
1139 (cgraph_decide_recursive_inlining): Likewise.
1140 (cgraph_decide_inlining_of_small_function): Likewise.
1141 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1143 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1144 Pete Steinmetz <steinmtz@us.ibm.com>
1146 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1147 (rldic.): Set type to "compare".
1149 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1150 mfjmpr for MFCTR/MFLR.
1151 (movdf_hardfloat64): Same.
1152 (movdf_softfloat64): Same. Correct order of store and move types.
1153 (movti_string): Set type to store_ux/load_ux.
1154 (load_multiple): Set type to load_ux.
1155 (store_multiple): Set type to store_ux.
1156 (movmemsi): Set type to store_ux.
1157 (output_cbranch direct_return): Set type to jmpreg.
1158 (stmw): Set type to store_ux.
1159 (lmw): Set type to load_ux.
1160 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1161 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1162 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1163 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1164 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1165 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1166 (rios1-fpstore): Increase latency to 3.
1167 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1168 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1170 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1171 Andrew Pinski <pinskia@physics.uc.edu>
1173 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1174 operand2 constraint to "b".
1175 (sync_<fetchop_name>di_internal): Same.
1176 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1178 (sync_old_<fetchop_name>di_internal): Same.
1179 (sync_new_<fetchop_name>si_internal): Same.
1180 (sync_new_<fetchop_name>di_internal): Same.
1182 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1185 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1186 case, define as macros.
1188 PR rtl-optimization/23837
1189 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1190 clobber / clobber match between dest and p->first.
1192 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1193 (no_conflict_move_test): Update comments.
1195 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1197 * doc/install.texi: Update URL for Jacks.
1198 * doc/sourcebuild.texi: Likewise.
1200 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1203 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1204 registers when choosing register preferences.
1205 (movdf_hardfloat64): Same.
1207 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1209 * expmed.c (expand_shift): Don't use the target of the rotate as
1210 target for the first expanded shift insn.
1211 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1213 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1215 PR tree-optimization/22438
1216 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1217 preserved iv rhs rewriting specially.
1219 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1221 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1222 estimate_only is true.
1223 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1224 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1225 tree-ssa-structalias.c
1226 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1227 ref_contains_indirect_ref.
1228 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1230 2005-09-21 DJ Delorie <dj@redhat.com>
1232 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1234 (mn10300_return_in_memory): Support variable size types also.
1235 (mn10300_pass_by_reference): Likewise.
1236 (mn10300_function_value): New.
1237 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1238 (FUNCTION_OUTGOING_VALUE): Likewise.
1239 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1240 * doc/invoke.texi: Document it.
1242 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1245 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1246 force integer op1 into register for XFmode compares.
1248 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1251 * expmed.c (alg_code): Add alg_impossible.
1252 (alg_hash_entry): Add cost.
1253 (synth_mult): Record alg_impossible in the hash table if
1254 multiplication by a given integer is impossble within the
1255 limit. Speed up using alg_impossible.
1257 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1259 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1260 argument. Allow and set any offset if needs_anyoffset is passed
1262 (get_constraint_for): Add argument here too.
1264 (do_structure_copy): Pass NULL to get_constraint_for.
1265 (handle_ptr_arith): Ditto.
1266 (find_func_aliases): Ditto.
1268 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1270 PR rtl-optimization/23898
1271 * output.h (get_attr_min_length): Declare.
1272 * final.c (get_attr_length_1): New function, broken out of:
1274 (get_attr_min_length): New function.
1275 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1276 (duplicate_computed_gotos): Likewise.
1277 * genattr.c (insn_min_length): Generate declaration.
1278 * genattrtab.c (min_fn, min_attr_value): New functions.
1279 (make_length_attrs): Generate insn_min_length.
1281 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1283 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1285 2005-09-20 Richard Henderson <rth@redhat.com>
1287 PR tree-optimization/24059
1288 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1291 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1293 * c.opt (fextended-identifiers): New.
1294 * c-opts.c (c_common_handle_option): Handle
1295 -fextended-identifiers.
1296 * doc/cpp.texi: Update documentation of extended identifiers.
1297 * doc/cppopts.texi (-fextended-identifiers): Document.
1299 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1301 PR tree-optimization/23929
1302 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1305 PR tree-optimization/23818
1306 * tree-stdarg.c (execute_optimize_stdarg): Call
1307 calculate_dominance_info.
1309 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1311 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1312 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1313 (compute_overlap_steps_for_affine_1_2): Use
1314 get_number_of_iters_for_loop.
1315 (analyze_subscript_affine_affine): Check whether difference is
1317 Use get_number_of_iters_for_loop.
1318 Check whether overlap occurs outside of bounds.
1319 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1321 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1323 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1324 base register if possible.
1326 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1328 PR tree-optimization/18463
1329 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1330 converting it directly is not possible.
1331 (chrec_convert_aggressive): New function.
1332 * tree-chrec.h (chrec_convert_aggressive): Declare.
1333 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1334 Fold chrec conversions aggressively if asked to.
1335 (instantiate_parameters): Modified because of changes in
1336 instantiate_parameters_1.
1338 2005-09-19 Richard Henderson <rth@redhat.com>
1340 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1341 (reduc_splus_v2df): New.
1343 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1345 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1346 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1348 2005-09-19 Richard Henderson <rth@redhat.com>
1350 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1353 2005-09-19 Richard Henderson <rth@redhat.com>
1355 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1356 (ia64_expand_dot_prod_v8qi): New.
1357 * config/ia64/ia64-protos.h: Update.
1358 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1359 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1360 sdot_prodv8qi, sdot_prodv4hi): New.
1361 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1363 2005-09-19 Richard Henderson <rth@redhat.com>
1366 * real.c (exact_real_truncate): Return false if the format cannot
1367 represent the number as a normal.
1369 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1370 for a memory source.
1372 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1374 * tree-ssa-operands.c (swap_tree_operands): Export.
1375 * tree.h (swap_tree_operands): Declare.
1376 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1377 Call swap_tree_operands.
1379 2005-09-19 Richard Henderson <rth@redhat.com>
1381 * tree-flow.h (merge_alias_info): Declare.
1382 * tree-ssa-copy.c (merge_alias_info): Export.
1383 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1384 (vect_create_data_ref_ptr): Use create_iv directly.
1385 (vectorizable_load): Use correct types for integer constants.
1386 (vect_generate_tmps_on_preheader): Likewise.
1387 (vect_gen_niters_for_prolog_loop): Likewise.
1389 2005-09-19 Steven Bosscher <stevenb@suse.de>
1391 PR rtl-optimization/23943
1392 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1394 2005-09-18 Jan Hubicka <jh@suse.cz>
1396 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1398 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1400 * varasm.c (output_constant): Do not abort on conversions to union
1401 types between different sizes.
1403 2005-09-18 Richard Guenther <rguenther@suse.de>
1406 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1409 2005-09-18 Paul Brook <paul@codesourcery.com>
1411 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1413 2005-09-17 Richard Henderson <rth@redhat.com>
1415 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1416 * tree-ssa-loop.c (pass_vect_dce): Remove.
1417 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1420 2005-09-17 Richard Henderson <rth@redhat.com>
1422 * tree-pass.h (pass_vect_dce): Declare.
1423 * passes.c (init_optimization_passes): Add it.
1424 * tree-flow.h (tree_ssa_dce): Declare.
1425 * tree-ssa-dce.c (tree_ssa_dce): Export.
1426 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1427 (gate_tree_vectorize): ... here.
1428 (pass_vect_dce): New.
1430 2005-09-17 Jan Hubicka <jh@suse.cz>
1432 * except.c (struct eh_status): Turn region_array into vec.
1433 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1434 convert_from_eh_region_ranges, find_exception_handler_labels,
1435 current_function_has_exception_handlers, assign_filter_values,
1436 build_post_landing_pads, dw2_build_landing_pads,
1437 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1438 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1439 foreach_reachable_handler, can_throw_internal_1,
1440 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1442 (duplicate_eh_region_1): Update region_array.
1443 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1445 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1448 * expmed.c (expand_mult): Substitute simple register for op0 when
1451 2005-09-17 Richard Henderson <rth@redhat.com>
1453 * expr.c (emit_move_via_integer): Add force argument, pass it on
1454 to emit_move_change_mode. Update callers.
1455 (emit_move_complex): Pass true to new force argument.
1456 * function.c (expand_function_end): Move expand_eh_return call
1457 earlier. Merge sub-word complex values into a pseudo before
1458 copying to the return hard register.
1460 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1462 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1463 between different sizes.
1465 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1469 * passes.c (init_optimization_passes): Register dump files for
1472 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1474 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1475 * config/s390/s390.c (s390_overlap_p): New function.
1476 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1477 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1480 2005-09-16 Richard Guenther <rguenther@suse.de>
1482 * ipa-pure-const.c (static_execute): Free auxiliar information.
1483 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1484 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1486 2005-09-15 DJ Delorie <dj@redhat.com>
1488 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1490 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1492 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1494 (swap_commutative_operands_with_target): New.
1496 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1498 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1501 (estimate_iters_using_array): New function.
1502 * tree-data-ref.h (estimate_iters_using_array): Prototype
1503 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1504 Use estimate_iters_using_array instead of analyze_array.
1506 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1508 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1511 2005-09-15 Michael Matz <matz@suse.de>
1513 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1515 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1517 PR tree-optimization/23835
1518 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1519 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1521 2005-09-14 Richard Henderson <rth@redhat.com>
1523 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1524 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1526 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1528 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1529 in the ARRAY_TYPE case.
1531 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1533 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1535 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1538 * tree-vect-transform.c (vectorizable_operation): Return false for
1539 scalar shift operations and for vector shift operations with
1540 non-invariant shift arguments. Use scalar tree operand op1 as
1541 a shift operand when vector shift insn pattern uses scalar shift
1543 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1545 2005-09-14 Olivier Hainque <hainque@adacore.com>
1547 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1548 value if it has side-effects.
1550 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1553 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1555 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1557 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1558 passed as NAME as if it were label at start of function code.
1560 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1562 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1565 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1567 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1568 as early clobber. Rewrite so the PIC register is not implicitly used.
1570 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1572 * tree.c (annotate_with_file_line): Compare line numbers before
1575 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1578 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1579 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1581 2005-09-13 Ian Lance Taylor <ian@airs.com>
1583 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1584 than a HOST_WIDEST_INT to gen_doloop_begin.
1586 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1588 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1590 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1592 PR tree-optimize/23817
1593 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1595 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1598 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1599 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1600 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1601 (restore_stack_nonlocal): Likewise.
1602 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1604 2005-09-12 Ian Lance Taylor <ian@airs.com>
1607 * c.opt (ffriend-injection): New C++ option.
1608 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1609 (C++ Dialect Options): Document -ffriend-injection.
1611 2005-09-12 Josh Conner <jconner@apple.com>
1614 * ipa-reference.c (static_execute): Don't mark variables in
1615 named sections TREE_READONLY.
1617 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1619 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1622 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1624 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1625 V_MUST_DEF instead of just the first_use_p.
1626 Don't mark the virtual variables for renaming on the statement which
1628 (pass_dse): Remove TODO_update_ssa.
1630 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1633 * stor-layout.c (compute_record_mode): For records with a single
1634 field, actually check the field's mode size against the type size.
1636 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1637 registers for TARGET_SHMEDIA.
1638 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1639 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1640 of GENERAL_REGS and FP_REGS.
1642 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1644 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1646 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1648 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1649 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1650 are omitted. Exclude stack_tie insn too.
1652 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1654 PR rtl-optimization/23098
1655 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1657 * config/rs6000/rs6000.md (movdf splitter): Use
1658 const_double_operand predicate for TARGET_POWERPC64.
1659 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1660 SYMBOL_REF method to ABI_V4.
1662 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1663 replace_equiv_address.
1664 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1665 rs6000_sr_alias_set and MEM_NOTRAP.
1666 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1668 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1670 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1671 handle CALL_EXPR again.
1673 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1675 * arm/predicates.md (alignable_memory_operand): Delete.
1677 2005-09-10 Richard Henderson <rth@redhat.com>
1680 * dbxout.c (dbxout_expand_expr): New.
1681 (dbxout_symbol): Use it.
1683 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1685 * arm.c (arm_gen_rotated_half_load): Delete.
1686 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1687 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1688 (thumb_set_return_address): Likewise.
1689 (thumb_load_double_from_address): Use adjust_address.
1690 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1691 (extendhsisi2_mem, movhi_bytes): Use change_address.
1692 (movhi): Use widen_memory_access.
1693 (reload_out_df): Use replace_equiv_address.
1694 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1696 2005-09-09 Richard Henderson <rth@redhat.com>
1699 * dbxout.c: Include expr.h.
1700 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1701 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1702 * Makefile.in (dbxout.o): Add EXPR_H.
1704 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1706 PR tree-optimization/23509
1707 * tree-cfg.c (replace_uses_by): Use replace_exp.
1708 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1709 pointers have name_mem_tag or type_mem_tag set.
1711 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1713 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1714 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1715 of wrongly accessing operands.
1717 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1719 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1720 * tree-chrec.c: Include tree-scalar-evolution.h.
1721 (chrec_convert): Instantiate the base and step before calling
1722 scev_probably_wraps_p that would fail on parametric evolutions.
1723 Collect all the fails into a single section failed_to_convert,
1724 print a diagnostic, and return chrec_dont_know instead of calling
1726 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1727 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1729 (scev_const_prop): Don't replace the definition of a loop closed ssa
1730 phi node by itself, or by another loop closed ssa phi node.
1731 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1732 that base and step are defined.
1734 2005-09-09 Richard Guenther <rguenther@suse.de>
1737 * fold-const.c (fold_ternary): Check truth_value_p before
1738 calling invert_truthvalue.
1740 2005-09-09 Nick Clifton <nickc@redhat.com>
1742 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1743 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1744 dimension of these arrays.
1745 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1747 * longlong.h: Only provide a prototype for the __clz_tab[] array
1748 if this header has not been included from libgcc2.h.
1749 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1751 Provide prototypes for exported functions.
1752 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1755 2005-09-08 Josh Conner <jconner@apple.com>
1759 * expr.c (expand_expr_addr_expr_1): Don't invoke
1760 expand_simple_binop for EXPAND_INITIALIZER.
1762 2005-09-08 Richard Henderson <rth@redhat.com>
1765 * toplev.c (wrapup_global_declaration_1): Split out ...
1766 (wrapup_global_declaration_2): ... from ...
1767 (wrapup_global_declarations): ... here. Return bool.
1768 (check_global_declaration_1): Split out ...
1769 (check_global_declarations): from here.
1770 (emit_debug_global_declarations): New.
1771 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1772 check_global_declaration_1, emit_debug_global_declarations): Declare.
1773 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1774 of decls. Call wrapup_global_declaration_1,
1775 wrapup_global_declaration_2, check_global_declaration_1 directly.
1776 (c_write_global_declarations_2): New.
1778 (c_write_global_declarations): Call c_write_global_declarations_2.
1779 * langhooks.c (write_global_declarations): Call
1780 emit_debug_global_declarations.
1782 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1783 remove decls that have DECL_RTL_SET_P.
1784 * passes.c (rest_of_decl_compilation): Invoke
1785 cgraph_varpool_finalize_decl for all but functions.
1787 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1789 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1790 the result of a conversion if the new min and max cannot be compared.
1792 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1794 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1795 (override_options): Setting s390_sr_alias_set removed.
1796 (save_fpr, save_gprs): Set alias set to vararg or frame.
1797 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1798 s390_sr_alias_set with get_frame_alias_set ().
1799 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1800 get_varargs_alias_set ().
1802 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1806 * c-parser.c (c_parser_objc_method_definition): If the next
1807 token is not "{", error out and don't start the function.
1809 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1811 * tree-vrp.c (extract_range_from_expr): Move the check for non
1812 nullness after the check for gimple invariant.
1814 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1816 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1818 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1821 * config/m32r.md (movmemsi_internal): Canonicalize order of
1822 operands in PLUS component of template.
1824 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1826 * reload1.c (fixup_eh_region_note): Remove assertion.
1827 (fixup_abnormal_edges): Reverted removal of call to
1828 find_many_sub_basic_blocks made on 2005-08-31.
1830 2005-09-07 Richard Henderson <rth@redhat.com>
1832 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1833 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1834 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1835 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1836 rearrange for better packing.
1837 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1838 (lookup_cfa_1): Remove inline marker.
1839 (cfa_equal_p): Split out of ...
1840 (def_cfa_1): ... here. Use INVALID_REGNUM.
1841 (build_cfa_loc): Handle !cfa->indirect.
1842 (frame_pointer_cfa_offset): New.
1843 (dbx_reg_number): Assert register elimination performed; do
1844 leaf register remapping.
1845 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1846 (eliminate_reg_to_offset): New.
1847 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1848 for verifiably local stack frame addresses; re-base to CFA.
1849 (mem_loc_descriptor): Remove can_use_fbreg argument.
1850 (concat_loc_descriptor, loc_descriptor): Likewise.
1851 (containing_function_has_frame_base): Remove.
1852 (rtl_for_decl_location): Don't do register elimination or
1853 leaf register remapping here.
1854 (secname_for_decl): Split out from ..
1855 (add_location_or_const_value_attribute): ... here.
1856 (convert_cfa_to_loc_list): New.
1857 (compute_frame_pointer_to_cfa_displacement): New.
1858 (gen_subprogram_die): Use them.
1859 * tree.h (frame_base_decl): Remove.
1860 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1861 (prologue_stack_adjust): Remove.
1862 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1863 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1864 (set_frame_base_location): Remove.
1865 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1866 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1867 (vt_add_function_parameters): Don't eliminate_regs.
1868 (vt_initialize): Don't create frame_base_decl.
1870 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1872 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1873 version of GNU binutils for 4.x and later.
1875 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1877 * ggc-page.c (ggc_push_context): Remove.
1878 (ggc_pop_context): Likewise.
1879 * ggc.h (ggc_push_context): Remove.
1880 (ggc_pop_context): Likewise.
1882 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1885 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1886 returning from an interrupt handler.
1888 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1891 * config/arc/arc.c (output_shift): Add check for loop count when
1894 2005-09-06 Steven Bosscher <stevenb@suse.de>
1896 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1898 (abs_replacement): Likewise.
1899 (pass_phiopt): Remove TODO_update_ssa.
1901 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1904 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1905 if "return with no value, in function returning non-void" warning
1907 * tree-cfg.c (execute_warn_function_return): Don't look at
1908 RETURN_EXPRs with TREE_NO_WARNING set.
1911 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1912 for internal functions doesn't use registers used by global registers
1913 variables. Use fewer register parameters if there are global register
1916 2005-09-06 Olivier Hainque <hainque@adacore.com>
1917 Eric Botcazou <ebotcazou@adacore.com>
1920 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1921 when we would be extracting outside its bit span (bitpos+bitsize
1922 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1923 Ada unchecked conversions.
1925 2005-09-06 Steven Bosscher <stevenb@suse.de>
1927 * tree-ssa-pre.c (try_look_through_load): New function.
1928 (compute_avail): Use it to try to look through loads for some
1929 more useful expressions.
1931 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1933 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1934 condition for detecting cases like (a&a) and (a^a).
1936 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1938 * common.opt: Add option ftree-vect-loop-version.
1939 * params.def: Add --param vect-max-version-checks.
1940 * doc/invoke.texi: Document ftree-vect-loop-version and
1941 --param vect-max-version-checks.
1942 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1943 may_misalign_stmts and defines for accessors.
1944 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1945 LOOP_VINFO_MAY_MISALIGN_STMTS.
1946 (destroy_loop_vec_info): VEC_free for
1947 LOOP_VINFO_MAY_MISALIGN_STMTS.
1948 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1949 Update documentation.
1950 (vect_update_misalignment_for_peel): New.
1951 (vect_enhance_data_refs_alignment): Update to choose loop
1952 peeling or loop versioning if appropriate for the (potentially)
1953 unaligned data references in the loop.
1954 (vect_analyze_data_refs_alignment): Remove call to
1955 vect_enhance_data_refs_alignment so the checks can be done
1957 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1958 and move up call to vect_analyze_data_refs_alignment.
1959 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1960 (vect_transform_loop): Add call to loop_version.
1962 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1964 PR rtl-optimization/23098
1965 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1966 * simplify-rtx.c (constant_pool_reference_p): New function.
1967 * rtl.h (constant_pool_reference_p): New prototype.
1968 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1969 constant_pool_reference_p in condition and
1970 avoid_constant_pool_reference in preparation statements.
1972 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1974 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1975 STRICT_LOW_PART SETs.
1977 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1980 * except.c (sjlj_emit_function_enter): Find the function begin
1981 note even when it's not in first basic block.
1983 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1985 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1986 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1987 * aclocal.m4: Regenerate.
1989 2005-09-05 DJ Delorie <dj@redhat.com>
1991 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1994 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1996 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1997 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1998 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1999 Follow spelling conventions.
2000 * doc/invoke.texi: Follow spelling conventions.
2002 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2004 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2005 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2006 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2008 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2011 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2012 (output_stack_adjust): Use gen_tmp_stack_mem.
2013 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2014 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2015 (sh_get_pr_initial_val): Likewise.
2016 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2017 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2018 * sh.md (divsi_inv_m0): Use gen_const_mem.
2019 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2020 (movdf_i4+1): Use gen_tmp_stack_mem.
2021 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2022 (fpu_switch+2): Likewise.
2023 (movv4sf_i, movv16sf_i): Use adjust_address.
2024 (symGOT_load): Set MEM_NOTRAP_P bit.
2026 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2029 * pa.c (emit_move_sequence): Fix typo in last change.
2031 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2033 PR rtl-optimization/23454
2034 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2037 2005-09-03 Richard Henderson <rth@redhat.com>
2038 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2041 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2044 2005-09-02 Nicolas Pitre <nico@cam.org>
2046 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2047 to bit_count to 32 bits.
2049 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2052 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2053 generating synthetic loads from volatile lvalues.
2055 005-09-02 Nick Clifton <nickc@redhat.com>
2057 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2058 __ctzhi2, __clzhi2): New functions.
2060 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2063 * tree-nested.c (struct var_map_elt): Mark with GTY.
2064 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2066 (lookup_field_for_decl): Allocate new element in GC memory.
2067 (lookup_tramp_for_decl): Likewise.
2068 (convert_nl_goto_reference): Likewise
2069 (create_nesting_tree): Allocate info in GC memory. Likewise for
2071 (free_nesting_tree): Free with ggc_free instead of free.
2072 (root): New static variable.
2073 (lower_nested_functions): Remove root as local variable. And zero out
2074 root at the end of the function.
2076 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2078 PR rtl-optimization/20365
2079 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2080 to short. New member ix.
2081 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2082 (simplify_plus_minus): Initialize ix members before calling qsort.
2084 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2086 PR tree-optimization/23626
2087 * tree-cfg.c (replace_uses_by): Clean up eh info.
2089 2005-09-01 DJ Delorie <dj@redhat.com>
2091 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2094 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2096 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2097 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2100 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2102 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2103 do not issue warning for a variable definition following
2106 2005-09-01 Richard Henderson <rth@redhat.com>
2109 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2110 conversion to CONST_VECTOR.
2112 2005-09-01 Richard Henderson <rth@redhat.com>
2115 * reload1.c (reload_as_needed): Check !CALL_P before calling
2116 fixup_eh_region_note.
2117 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2119 2005-09-01 DJ Delorie <dj@redhat.com>
2121 * varasm.c (output_constant): Let the target resolve
2122 conversions of addresses to non-default pointer sizes.
2124 2005-09-01 Nicolas Pitre <nico@cam.org>
2126 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2127 to alow matching ARM pre-indexed addressing mode.
2128 (arm_override_options): Remove now irrelevant comment.
2130 2005-09-01 Phil Edwards <phil@codesourcery.com>
2132 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2133 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2134 * config/i386/vxworks.h: Likewise.
2135 * config/i386/t-vxworksae: New file, for VxWorks AE.
2136 * config/i386/vxworksae.h: Likewise.
2138 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2140 PR tree-optimization/23410
2141 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2142 sequence is not wrapping during the first step.
2144 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2147 * dwarf2out.c (base_type_die): Compare char_type_node with
2148 TYPE_MAIN_VARIANT (type), not type.
2150 2005-09-01 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/15366
2153 * common.opt: Add -finline-functions-called-once.
2154 Put -fearly-inlining in alphabetically ordered place.
2155 * doc/invoke.texi: Document new option.
2156 * ipa-inline.c (cgraph_decide_inlining): Honour
2157 flag_inline_functions_called_once.
2159 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2161 PR rtl-optimization/23478
2162 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2163 (alloc_qty): Initialize it.
2164 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2165 (combine_regs): Combine also n_throwing_calls_crossed fields.
2166 (find_free_reg): Don't attempt to caller-save pseudos crossing
2167 calls that might throw.
2168 * global.c (struct allocno): Add throwing_calls_crossed field.
2169 (global_alloc): Revert 2005-08-22 change. Initialize
2170 throwing_calls_crossed.
2171 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2174 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2177 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2178 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2179 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2180 (and64_2_operand): Tweak to use predicate.
2181 (and_operand): Adjust for mask_operand changes.
2182 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2183 (print_operand): Likewise.
2184 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2185 (mask64_1or2_operand): Delete.
2186 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2187 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2188 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2189 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2190 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2191 (rotldi3_internal4): Likewise.
2192 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2193 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2194 (ashldi3_internal7): Likewise.
2195 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2196 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2197 (anddi3 split): Don't match mask64_operand.
2198 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2199 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2200 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2201 't' splitter predicate.
2202 (movdi_internal64 + 2): Revert 2005-06-11 change.
2204 2005-08-31 DJ Delorie <dj@redhat.com>
2206 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2207 (m32c_asm_integer): Add support for 32 bit pointers.
2209 2005-08-31 Richard Henderson <rth@redhat.com>
2211 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2212 component-like references for setting MEM_NOTRAP_P.
2214 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2215 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2217 2005-08-31 Richard Henderson <rth@redhat.com>
2219 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2220 into a pseudo before applying gen_lowpart.
2222 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2224 * doc/install.texi (Specific): Update cctools version required
2225 for full functionality.
2226 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2227 linkers as -macosx_version_min.
2229 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2232 * sh.c (print_operand, %R and %S): Add handling of floating point
2233 registers, memory, constants and invalid operands.
2235 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2237 * ipa-pure-const.c: Change dump name.
2239 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2242 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2243 to "reg_or_0_operand".
2244 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2246 2005-08-31 Dale Johannesen <dalej@apple.com>
2248 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2249 loops that count down.
2251 2005-08-31 Richard Henderson <rth@redhat.com>
2254 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2255 (fixup_eh_region_note): New.
2256 (reload_as_needed): Call it.
2257 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2258 don't call find_many_sub_basic_blocks; call verify_flow_info.
2259 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2260 (keep_stack_depressed): Likewise.
2261 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2263 2005-08-31 Richard Henderson <rth@redhat.com>
2265 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2268 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2270 * expr.c (expand_expr_real_1): Compare size of address
2271 mode to target's address mode size in deciding expansion of
2272 the constant address.
2274 2005-08-31 Richard Guenther <rguenther@suse.de>
2277 * expr.c (all_zeros_p): New function.
2278 (expand_expr_real_1): Handle the case of an all-zero
2279 non-addressable constructor separately.
2281 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2283 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2284 arguments, adjust all callers.
2285 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2287 2005-08-30 Richard Henderson <rth@redhat.com>
2290 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2291 whenever the mode sizes match.
2293 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2295 * calls.c (load_register_parameters): Fix comment typo.
2296 * expr.c (emit_push_insn): Comment formatting.
2298 2005-08-30 Ian Lance Taylor <ian@airs.com>
2300 * config/i386/x-cygwin (host-cygwin): Change dependency from
2301 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2303 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2305 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2308 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2311 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2312 call to ggc_collect.
2314 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2317 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2318 beginning. Remove $(INCLUDES) from all the rules, if following
2319 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2321 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2324 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2325 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2326 not constant, but maxlen is, don't set len to maxlen, rather
2327 set maxlen to len if len is a constant.
2329 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2331 PR tree-optimization/23475
2332 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2335 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2337 Fix PR middle-end/22455
2339 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2340 Checksum only the parts of the tree that exist for the tree code.
2342 2005-08-28 Dale Johannesen <dalej@apple.com>
2344 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2346 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2348 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2350 2005-08-28 Richard Henderson <rth@redhat.com>
2352 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2353 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2356 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2359 * builtins.c (get_memory_rtx): Don't strip nops
2360 in between COMPONENT_REFs.
2362 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2365 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2367 (gimplify_modify_expr): Check for zero sized types and gimplify the
2368 rhs and lhs as statements.
2370 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2373 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2374 state for return address column of signal frames.
2376 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2379 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2380 bytes >= 2 not bytes == 2.
2381 (expand_block_move): Same.
2383 2005-08-27 Richard Guenther <rguenther@suse.de>
2386 * config/i386/sse.md (sse2_movsd): Add missing closing
2389 2005-08-27 Paul Brook <paul@codesourcery.com>
2391 * genrecog.c (enum decision_type): Add DT_num_insns.
2392 (struct decision_test): Add u.num_insns.
2393 (add_to_sequence): Add DT_num_insns test.
2394 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2395 (write_cond, debug_decision_2): Ditto.
2396 (change_state): Assume peep2_next_insn never fails.
2397 Remove "afterward" argument.
2398 (write afterward, write_tree): Update to match.
2399 * recog.c (peep2_current_count): New variable.
2400 (peep2_next_insn): Check it.
2401 (peephole2_optimize): Set peep2_current_count.
2402 * recog.h (peep2_current_count): Declare.
2404 2005-08-26 Josh Conner <jconner@apple.com>
2407 * ipa-pure-const.c (check_tree): Check for volatile-ness
2408 when considering a dereference.
2410 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2412 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2414 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2416 PR rtl-optimization/23561
2417 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2418 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2419 at most LEN bytes long memory fits into the field.
2420 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2421 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2422 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2424 2005-08-26 Richard Henderson <rth@redhat.com>
2427 * loop.c (biased_biv_may_wrap_p): New.
2428 (maybe_eliminate_biv_1): Use it to suppress non-equality
2429 comparison transformations. Delete disabled code.
2431 2005-08-26 Ian Lance Taylor <ian@airs.com>
2433 * combine.c (make_extraction): Avoid reference outside object.
2435 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2437 * stor-layout.c (finalize_type_size): Restore behaviour for
2438 non-aggregate types to the status quo ante of the patch for
2439 pr 23467. Document why it matters.
2441 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2444 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2445 array by one element, initialize the BT_LAST element with NULL.
2447 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2449 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2450 optimizing for size.
2452 (compare_plus_eqsi): Same.
2453 (plus_eqsi_compare): Same.
2454 (neg_eq0<mode>): Same.
2455 (neg_eq<mode>): Same.
2457 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2460 2005-08-26 Nick Clifton <nickc@redhat.com>
2462 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2463 TARGET_EP is not defined.
2464 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2465 TARGET_EP is enabled.
2466 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2467 * config/v850/v850.md (save_all_interrupt): Only use the EP
2468 register if TARGET_EP is defined.
2469 (restore_all_interrupt): Likewise.
2470 * config/v850/lib1funcs.asm: Update functions so that the EP
2471 register is only used if __EP__ is defined.
2473 2005-08-26 David Ung <davidu@mips.com>
2475 * config/mips/mips.c (mips_expand_prologue): Handle case when
2476 generating for MIPS16 and the outgoing argument area is more than
2477 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2480 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2482 * config/crx/crx.md: Make doloop_end pattern usage controllable
2483 via mloop-nesting=<max-nesting> command line switch. Make sure
2484 the combiner cannot use doloop_end_<mode> in an illegal way.
2485 * config/crx/crx.c: Use regs up to r6 for argument passing.
2486 Refine crx_address_cost (non cst4 displacements are expensive).
2487 * config/crx/crx.opt: Add switch for mloop-nesting=.
2489 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2491 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2492 (UNSPEC_MVST): New constant.
2494 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2496 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2497 Reject operands containing eliminable registers.
2498 * testsuite/gcc.dg/20050825-1.c: New testcase.
2500 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2501 Jan Hubicka <jh@suse.cz>
2503 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2505 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2507 PR tree-optimization/23546
2508 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2511 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2513 * params.def (PARAM_MIN_SPEC_PROB): New.
2514 * sched-rgn.c (MIN_PROBABILITY): Delete.
2515 (compute_trg_info): Convert to PARAM_VALUE.
2516 * doc/invoke.texi (param): Document min-spec-prob.
2518 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2520 * config/darwin.h: define __PIC__
2521 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2522 TARGET_OS_CPP_BUILTINS macro.
2524 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2526 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2529 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2531 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2533 * cfghooks.c (duplicate_block): Added position where to place
2534 new block as argument.
2535 * cfghooks.h (duplicate_block): Declaration changed.
2536 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2538 * cfglayout.h (copy_bbs): Declaration changed.
2539 * cfgloop.h (loop_version): Declaration changed.
2540 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2541 position to copy_bbs.
2542 (loop_version): Pass position to duplicate_loop_to_header_edge.
2543 Add place_after argument and position new blocks according to
2545 * modulo-sched.c (sms_schedule): Pass place_after argument
2547 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2548 * tree-cfg.c (split_edge_bb_loc): New function.
2549 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2550 to determine position of new blocks.
2551 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2553 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2554 argument to duplicate_block.
2555 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2556 Pass position to copy_bbs.
2558 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2560 * fold-const.c (ptr_difference_const): Use
2561 cst_and_fits_in_hwi instead of host_integerp.
2563 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2565 * config/darwin.c (gen_pic_offset): New.
2566 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2569 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2571 PR tree-optimization/23486
2572 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2574 2005-08-23 Phil Edwards <phil@codesourcery.com>
2576 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2577 remove use_collect2.
2578 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2580 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2581 configuration files to override the default value.
2583 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2584 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2585 * config/vx-common.h: New file, split out from...
2586 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2587 * config/vxworksae.h: New file, for VxWorks AE.
2588 * config/vxworks.opt: New file.
2589 * config/vxlib.c: Update for VxWorks 6.
2591 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2592 other MULTILIB_* variables appropriately.
2593 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2594 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2595 * config/rs6000/vxworks.h: Update for VxWorks 6.
2596 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2598 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2601 * config/darwin.c (machopic_select_section): Remove the hack to
2602 mark "::operator new" and "::operator delete" for coalescing
2603 even though they are not weak.
2605 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2607 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2608 * configure: Regenerate.
2610 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2613 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2615 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2616 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2619 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2621 * config/rs6000/predicates.md (equality_operator): New.
2622 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2623 comparison with a large constant.
2625 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2627 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2629 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2631 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2632 registers is even, and we have a hardware double precision fp,
2634 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2635 size of current argument when checking if argument was passed in
2638 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2641 * stor-layout.c (finalize_type_size): Dont override
2642 existing alignment with a smaller alignment from the mode.
2644 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2646 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2647 * lambda.h (lambda_vector_lexico_pos): ... here.
2648 * tree-data-ref.c (build_classic_dist_vector): Return false when
2649 the distance vector is lexicographically negative.
2651 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2653 PR tree-optimization/23511
2654 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2655 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2657 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2659 PR tree-optimization/22043
2660 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2661 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2662 If ALLOW_FLEXARR, handle types ending with flexible array member.
2663 Pass false as second argument to recursive count_type_elements calls.
2664 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2665 argument to count_type_elements call.
2666 * tree-sra.c (decide_block_copy): Likewise.
2667 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2668 for a constant-sized object, set cleared as well. Pass true as
2669 second argument to count_type_elements call.
2671 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2674 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2675 from legitimate_small_data_p, and make global. Update use.
2676 Remove forward declaration.
2677 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2679 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2681 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2683 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2684 of scratch intermediates.
2685 (eq<mode>_compare): Same.
2686 (neg_eq0<mode>): New.
2687 (neg_eq<mode>): Convert to define_insn_and_split.
2689 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2692 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2693 stdarg functions, set/clear the fp marker even when no variable
2695 * config/rs6000/sysv4.opt (mprototype): Describe.
2697 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2699 PR rtl-optimization/23478
2700 * regs.h (reg_info): Add throw_calls_crossed.
2701 (REG_N_THROWING_CALLS_CROSSED): Define.
2702 * flow.c (allocate_reg_life_data): Initialize
2703 REG_N_THROWING_CALLS_CROSSED.
2704 (propagate_one_insn, attempt_auto_inc): Update
2705 REG_N_THROWING_CALLS_CROSSED.
2706 * global.c (global_alloc): Don't allocate pseudos across
2707 calls that may throw.
2709 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2712 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2713 value is inbetween the range if we did not find an exact match.
2715 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2717 * doc/invoke.texi (Option Summary): Add ms1 options.
2718 * doc/extend.texi: Document interrupt handler attribute for ms1.
2719 * doc/md.texi: Document ms1 constraints.
2720 * config.gcc: Add ms1-*-elf.
2721 * config/ms1/ms1.h: New.
2722 * config/ms1/ms1.c: New.
2723 * config/ms1/ms1.md: New.
2724 * config/ms1/ms1-protos.h: New.
2725 * config/ms1/ABI.txt: New.
2726 * config/ms1/crti.asm: New.
2727 * config/ms1/crtn.asm: New.
2728 * config/ms1/lib2extra-funcs.c: New.
2729 * config/ms1/t-ms1: New.
2730 * config/ms1/ms1.opt: New.
2732 2005-08-22 Ira Rosen <irar@il.ibm.com>
2734 * config/rs6000/altivec.md (xorv4sf3): New.
2735 (negv4sf2, neg<mode>2): Likewise.
2737 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2740 * config/ia64/ia64.md (divsi3): Check divide by zero.
2741 (udivsi3): Likewise.
2743 (udivdi3): Likewise.
2745 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2747 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2748 up to elem_bitsize bits, not max_bitsize.
2750 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2752 PR tree-optimization/23433
2753 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2754 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2756 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2758 PR tree-optimization/23434
2759 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2760 the iteration bound is not an INTEGER_CST.
2762 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2764 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2765 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2766 NULL if need_epilog_adjust is false.
2767 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2768 Case 3 always peels first itration, not just for PLUS case, and no need
2769 to use scalar_initial_def here. Create an epilog adjustment only if
2770 scalar_initial_def is not NULL.
2772 (vectorizable_reduction): Remove assert.
2774 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2777 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2778 (__moddi3): Likewise.
2779 (__udivdi3): Likewise.
2780 (__umoddi3): Likewise.
2781 (__divsi3): Likewise.
2782 (__modsi3): Likewise.
2783 (__udivsi3): Likewise.
2784 (__umodsi3): Likewise.
2786 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2788 * tree-pass.h (TDF_GRAPH): Define.
2789 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2790 * passes.c (finish_optimization_passes): Only call
2791 finish_graph_dump_file if TDF_GRAPH is set.
2792 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2793 NULL. Set TDF_GRAPH bit.
2794 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2796 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2798 * arm.h (arm_stack_offsets): Add locals_base field.
2799 * arm.c (arm_get_frame_offsets): Compute it.
2800 (thumb_compute_initial_elimination offset): Make the Thumb frame
2801 pointer point to the base of the local variables.
2802 (thumb_expand_prologue): Update accordingly.
2803 (thumb_expand_epilogue): Likewise.
2805 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2806 mode of clobbered scratch to DImode. Handle a case that's known to
2809 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2811 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2812 (gt0<mode>_compare): Delete.
2813 (neg_gt0<mode>): Delete.
2815 2005-08-19 Eric Christopher <echristo@apple.com>
2817 * optabs.h: Change CTI_ to COI_.
2820 2005-08-19 James E Wilson <wilson@specifix.com>
2822 * builtins.c (expand_builtin_return_addr): Set
2823 current_function_accesses_prior_frames when count != 0. Use
2824 frame_pointer_rtx when count == 0.
2825 * function.h (struct function): Add accesses_prior_frames field.
2826 (current_function_accesses_prior_frames): Define.
2827 * reload1.c (init_elim_table): Check
2828 current_function_accesses_prior_frames.
2829 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2831 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2833 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2834 indicator. Return true if the flowgraph changed during
2837 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2840 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2841 conditional expression before testing its value.
2843 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2845 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2847 2005-08-19 Devang Patel <dpatel@apple.com>
2849 PR tree-optimization/23048
2850 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2851 third parameter. Check whether latch is dominated by exit
2853 (if_convertible_loop_p): Supply exit block itself to
2854 if_convertible_bb_p.
2856 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2859 * arm.md (arm_load_pic_register): Change argument to the mask of
2860 saved registers. Call thumb_find_work_register if we need a
2861 scratch register on Thumb.
2862 (arm_expand_prologue): Pass empty register set to
2863 arm_load_pic_register.
2864 (thumb_expand_prologue): Pass live_regs_mask directly to
2865 arm_load_pic_register.
2866 * arm-protos.h (arm_load_pic_register): Update prototype.
2868 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2870 * sh.c (find_sole_member): New function.
2871 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2872 if the record's alignment is larger than the size of its only member.
2874 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2877 * arm.c (thumb_legitimize_reload_address): New function.
2878 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2879 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2881 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2883 * config/crx/crx.c: Implement crx_decompose_address. Reject
2884 symbolic displacements since CRX register relative adressing
2885 mode can't handle unsigned 32-bit values as displacements.
2886 * config/crx/crx.h: Simplify definitions, remove redundant
2887 parenthesis and obsolete macros.
2888 * config/crx/crx.opt: Add new switch for debugging addresses.
2889 * config/crx/crx-protos.h: Add new declarations for above.
2891 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2894 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2897 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2899 * collect2.c (dup2): Delete.
2900 * configure.ac: Don't check for dup2.
2902 * config.in, configure: Regenerate.
2904 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2906 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2907 record with the type of its only member.
2909 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2911 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2912 define_insn_and_split.
2913 (plus_ltu<mode>_compare): Same.
2914 (gtu<mode>_compare): Same.
2915 (plus_gtu<mode>_compare): Same.
2917 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2919 PR tree-optimization/22228
2920 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2922 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2923 are recorded in vect_vnames_to_rename for renaming.
2924 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2925 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2926 in vect_vnames_to_rename.
2927 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2928 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2930 2005-08-18 Jan Hubicka <jh@suse.cz>
2933 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2934 info only for local statics, not for member variables.
2936 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2938 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2940 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2942 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2944 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2947 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2949 2005-08-17 James E Wilson <wilson@specifix.com>
2951 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2954 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2956 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2957 (leu<mode>_compare): Same.
2958 (plus_leu<mode>): Same.
2959 (neg_leu<mode>): Same.
2960 (and_neg_leu<mode): Same.
2961 (ltu<mode>_compare): Same.
2962 (plus_ltu<mode>): Same.
2964 (geu<mode>_compare): Same.
2965 (plus_geu<mode>): Same.
2966 (neg_geu<mode>): Same.
2967 (and_neg_geu<mode>): Same.
2968 (plus_gt<mode>): Same.
2969 (gtu<mode>_compare): Same.
2970 (plus_gtu<mode>): Same.
2972 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2974 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2975 Move call_table_data to end. Delete spurious .text.
2976 (callt_save_all_interrupt): Fix comment typo.
2978 2005-08-17 James E Wilson <wilson@specifix.com>
2979 Kevin Winchester <winchester@amirix.com>
2982 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2984 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2987 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2988 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2990 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2992 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2993 record with the type of its only member if the modes don't match.
2995 * varasm.c (decode_reg_name): Skip empty additional register names.
2997 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2999 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3000 lsm_tmp_name_length): New.
3001 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3002 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3004 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3005 Andreas Krebbel <krebbel1@de.ibm.com>
3007 * config.gcc: Added z9-109 switch.
3008 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3009 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3010 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3011 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3012 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3013 for "z9_109" cpu attribute.
3014 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3015 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3016 (s390_handle_arch_option): Added z9-109 switch.
3017 (override_options): Set respective cost function for z9-109.
3018 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3019 (legitimate_reload_constant_p): Accept extended immediates.
3020 (print_operand): Three new output modifiers added: k, m and o.
3021 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3022 (s390_output_mi_thunk): Use extended immediate when possible.
3023 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3024 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3025 (CONSTRAINT_LEN): Added length of O constraint.
3026 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3027 * config/s390/s390.md ("cpu"): New value z9_109 added.
3028 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3029 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3030 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3031 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3032 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3033 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3034 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3035 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3036 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3037 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3038 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3039 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3040 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3041 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3042 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3044 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3045 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3046 insns for TARGET_EXTIMM.
3048 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3050 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3052 2005-08-17 Nick Clifton <nickc@redhat.com>
3054 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3055 Call default_encode_section_info.
3057 2005-08-17 Steven Bosscher <stevenb@suse.de>
3059 PR tree-optimization/21574
3060 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3061 constant, return CONSTANT.
3062 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3063 (ccp_fold, visit_assignment): Likewise.
3064 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3066 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3068 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3069 fold_buildN instead of buildN then fold_initializer or fold.
3070 (build_unary_op): Likewise.
3071 (build_binary_op): Likewise.
3072 * fold-const.c (fold_initializer): Remove.
3073 (fold_build1_initializer): New function.
3074 (fold_build2_initializer): New function.
3075 (fold_build3_initializer): New function.
3076 * tree.h (fold_initializer): Remove.
3077 (fold_build1_initializer): New function.
3078 (fold_build2_initializer): New function.
3079 (fold_build3_initializer): New function.
3081 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3083 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3084 (try_move_mult_to_index): Call fold_build2 instead of build2.
3085 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3086 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3087 fold_binary_to_constant.
3088 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3090 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3091 check if A == gcd (A, B). Remove TYPE argument.
3092 (analyze_offset) Use fold_build2 instead of fold (build.
3093 (create_data_ref): Likewise.
3094 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3095 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3098 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3100 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3101 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3103 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3106 * gimplify.c (zero_sized_type): New function.
3107 (gimplify_modify_expr_rhs): If we have a zero sized type,
3108 replace the statement with an empty statement.
3110 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3112 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3115 2005-08-16 Ian Lance Taylor <ian@airs.com>
3117 * doc/tm.texi (Label Output): Correct typo.
3119 2005-08-16 Steven Bosscher <stevenb@suse.de>
3122 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3123 force_operand will work later on using have_insn_for.
3125 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3127 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3129 2005-08-16 Ian Lance Taylor <ian@airs.com>
3132 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3133 vector type, don't try to construct it element by element. Add an
3134 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3136 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3138 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3140 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3142 * doc/invoke.texi (Precompiled Headers): Document some more options
3143 which are known to be safe.
3145 2005-08-16 James E Wilson <wilson@specifix.com>
3147 PR tree-optimization/21105
3148 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3149 TREE_OVERFLOW check.
3151 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3153 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3154 (neg_ltu<mode>): Same.
3156 (neg_gtu<mode>): Same.
3158 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3160 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3161 (fold_builtin_isdigit): Use fold_buildN.
3162 (build_function_call_expr): Likewise.
3163 * c-typeck.c (c_finish_loop): Likewise.
3165 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3166 Richard Shann <rshann@superh.com>
3168 PR middle-end/20396:
3169 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3171 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3173 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3175 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3178 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3179 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3182 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3185 * fold-const.c (build_range_check): Disable optimization for function
3186 pointer expressions on targets that require function pointer
3189 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3191 * simplify-rtx.c (simplify_const_relational_operation): When
3192 extracting arguments of a COMPARE, recompute the mode as well.
3194 2005-08-15 Ian Lance Taylor <ian@airs.com>
3196 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3198 2005-08-15 DJ Delorie <dj@redhat.com>
3200 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3202 (movsi_splittable): Allow, but split, moves to the stack.
3203 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3206 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3208 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3209 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3210 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3212 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3213 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3214 Delete HOST_PTR_PRINTF.
3216 * configure, config.in: Regenerate.
3218 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3220 * config/rs6000/rs6000.md (QHSI): New mode macro.
3221 (wd): Extend mode attr for QImode and HImode
3222 (dbits): New mode attr.
3223 (zero_extend<mode>di2): Convert to mode macro.
3225 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3228 * doc/invoke.texi (-mgnu-ld): Update description.
3231 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3234 * Makefile.in (tree-chrec.o): Depends on real.h.
3235 * tree-chrec.c: Include real.h.
3236 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3237 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3238 * tree-scalar-evolution.c (add_to_evolution_1,
3239 interpret_rhs_modify_expr): Ditto.
3241 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3244 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3245 step is negative compute the estimation from init downwards to zero.
3247 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3249 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3251 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3253 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3255 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3256 Accept double-word constants that can be split.
3257 * config/s390/s390.md ("movti"): Use 'P' constraint.
3258 ("*movdi_31", "*movdf_31"): Likewise.
3260 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3262 Fix PR tree-optimization/22615
3264 * tree-ssa-structalias.c (solution_set_add): Handle
3265 first_vi_for_offset returning NULL.
3266 (do_da_constraint): Ditto.
3267 (do_sd_constraint): Ditto.
3268 (do_ds_constraint): Ditto
3269 (find_func_aliases): Ditto.
3270 (build_constraint_graph): RHS is allowed be ANYTHING.
3271 (first_vi_for_offset): Return NULL if we couldn't find anything at
3274 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3276 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3277 over memory as first operand.
3279 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3282 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3283 available for setting it.
3285 2005-08-14 Ira Rosen <irar@il.ibm.com>
3287 PR tree-optimization/23320
3288 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3289 data-refs' types instead of base object nullness. Add check for
3290 pointer type data-refs before first location comparison. Remove
3293 2005-08-14 Andreas Schwab <schwab@suse.de>
3295 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3297 2005-08-13 James E Wilson <wilson@specifix.com>
3299 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3300 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3301 -fstack-protector-all, --param ssp-buffer-size): Document.
3302 (-Wvariadic-macros): Alphabetize.
3303 (-fsched-stalled-insns-dep): Add missing 'f'.
3305 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3308 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3310 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3311 or indirect address operand.
3312 (EXTRA_ADDRESS_CONSTRAINT): New.
3313 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3315 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3317 PR tree-optimization/22236
3318 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3319 successors and predecessors.
3320 * tree-chrec.c (chrec_convert): Before converting, check that
3321 sequences don't wrap.
3322 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3323 (analyze_array): Extern.
3324 (find_data_references_in_loop): Remove call to
3325 compute_estimated_nb_iterations.
3326 * tree-data-ref.h (analyze_array): Declared.
3327 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3328 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3329 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3330 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3332 * tree-ssa-loop-ivcanon.c: Fix documentation.
3333 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3334 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3335 (infer_loop_bounds_from_undefined): New.
3336 (estimate_numbers_of_iterations_loop): Use
3337 infer_loop_bounds_from_undefined.
3338 (used_in_pointer_arithmetic_p): New.
3339 (scev_probably_wraps_p): Pass an extra parameter. Call
3340 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3341 (convert_step): Fix documentation.
3342 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3343 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3344 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3345 scev_probably_wraps_p.
3347 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3349 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3350 (s390_register_info): Ignore clobbered_regs information for fixed
3351 registers, and only fixed registers.
3352 (s390_init_frame_layout): Remove redundant call.
3354 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3356 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3357 description of -Wold-style-casts.
3359 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3360 Jakub Jelinek <jakub@redhat.com>
3362 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3363 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3364 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3365 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3366 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3367 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3368 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3369 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3370 ("stack_protect_set", "stack_protect_test"): New expanders.
3371 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3372 "stack_protect_testdi"): New insn definitions.
3374 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3376 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3378 2005-08-12 Paul Brook <paul@codesourcery.com>
3380 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3382 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3384 * config/s390/predicates.md (setmem_operand): New predicate.
3385 (shift_count_operand): Accept ANDs with special constants as
3387 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3388 with special constants.
3389 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3390 shift_count_operand with setmem_operand.
3392 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3394 * config/s390/s390.c (s390_extract_part, s390_single_part):
3396 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3397 (s390_output_mi_thunk): Don't use lg on 31 bit.
3398 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3399 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3401 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3403 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3404 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3405 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3406 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3407 with one of the new macros.
3409 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3411 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3412 Don't set save_return_addr_p.
3413 (s390_register_info): Make clobbered_regs not depending on
3416 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3418 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3419 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3421 2005-08-11 James E. Wilson <wilson@specifix.com>
3423 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3425 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3427 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3428 locations gathered by var-tracking in single entry loc_list
3429 over loc_descriptor_from_tree.
3431 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3432 pass it down to loc_descriptor.
3433 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3434 (containing_function_has_frame_base): Move earlier in the file.
3435 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3436 instead of always assuming fbreg can't be used.
3438 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3440 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3441 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3442 Accept address wrapped in AND for Altivec.
3443 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3444 Strip AND wrapping offset address for Altivec.
3446 2005-08-11 Richard Henderson <rth@redhat.com>
3449 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3450 before using TYPE_IS_SIZETYPE.
3452 2005-08-11 Richard Henderson <rth@redhat.com>
3455 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3456 insn types not present on ev4.
3457 (alphaev5_insn_pipe): Similarly.
3459 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3462 * arm.c (arm_override_options): If the user has selected callee-super-
3463 interworking, then enable normal interworking.
3465 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3467 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3470 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3472 * doc/rtl.texi: Fix two typos.
3474 2005-08-11 Richard Guenther <rguenther@suse.de>
3477 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3478 cases where we call to/from functions returning void.
3480 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3483 * tree.c (build_pointer_type_for_mode): Robustify.
3485 2005-08-10 James E Wilson <wilson@specifix.com>
3487 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3488 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3490 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3493 2005-08-10 Eric Christopher <echristo@apple.com>
3495 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3496 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3499 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3502 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3503 for the high part when generating dynamic-no-pic code.
3505 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3507 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3508 (x86_64-*-linux*): Likewise.
3510 * config/i386/crtfastmath.c: New file.
3511 * config/i386/t-crtfm: Likewise.
3513 * config/i386/linux.h (ENDFILE_SPEC): New.
3514 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3516 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3519 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3521 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3522 (vec_shl, vec_shr): Document new operations.
3523 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3525 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3527 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3528 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3529 change predicate to indexed_or_indirect_address.
3531 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3533 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3534 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3535 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3536 and __aeabi_uwrite8.
3537 * config/arm/unaligned-funcs.c: New file.
3538 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3540 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3542 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3544 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3545 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3547 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3548 * final.c (pass_shorten_branches): Add dump.
3549 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3550 (pass_life): Rename dump.
3551 (rest_of_handle_flow2): Remove initial verify_flow_info.
3552 * function.c (pass_instantiate_virtual_regs): Add dump.
3553 * integrate.c (pass_initial_value_sets): Add dump.
3554 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3555 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3556 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3557 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3558 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3559 gate_rtl_unrool_and_peel_loops): New.
3560 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3561 rtl_doloop): Do not look at flags.
3562 * mode-switching.c (pass_mode_switching): Add dump.
3563 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3564 pass_split_before_regstack): Add dump.
3565 * regmove.c (pass_stack_adjustments): Add dump.
3566 * tree-optimize.c (pass_fixup_cfg): Add dump.
3568 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3571 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3572 deciding which instruction sequence to use.
3574 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3576 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3577 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3579 2005-08-09 Richard Guenther <rguenther@suse.de>
3581 * c-common.c (builtin_function_2): Remove.
3582 (def_builtin_1): New function.
3583 (c_common_nodes_and_builtins): Use def_builtin_1 to
3584 build builtin functions.
3586 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3588 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3589 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3590 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3593 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3595 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3596 fold_binary instead of fold_build2 since we don't care about the
3598 (loop_niter_by_eval): Likewise.
3599 (compare_trees): Likewise.
3600 (proved_non_wrapping_p): Likewise.
3602 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3606 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3607 if the if is really empty.
3609 2005-08-09 Steven Bosscher <stevenb@suse.de>
3611 PR tree-optimization/23234
3612 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3613 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3614 argument of the new enum.
3615 (execute_cse_reciprocals): Add reciprocals for function arguments
3616 on the unique successor edge of the entry block. Update other calls
3617 to execute_cse_reciprocals_1.
3619 2005-08-08 Richard Henderson <rth@redhat.com>
3622 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3624 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3626 * expr.c (write_complex_part): Return after handling MEM.
3628 2005-08-08 Josh Conner <jconner@apple.com>
3630 PR rtl-optimization/23241
3631 * combine.c (simplify_comparison): Fix error in determining
3632 whether to lift a subreg from comparison.
3634 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3637 * config/rs6000/altivec.md (vec_init<mode>): New.
3638 (vec_set<mode>): New.
3639 (vec_extract<mode>): New.
3640 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3641 (rs6000_expand_vector_set): New.
3642 (rs6000_expand_vector_extract): New.
3643 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3644 for Altivec modes before reload.
3645 (altivec_expand_vec_init_builtin): New.
3646 (get_element_number): New.
3647 (altivec_expand_vec_set_builtin): New.
3648 (altivec_expand_vec_ext_builtin): New.
3649 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3651 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3653 * config/rs6000/rs6000.h (rs6000_builtins): Add
3654 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3655 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3656 * config/rs6000/rs6000-protos.h: Declare new functions.
3658 2005-08-08 Jan Hubicka <jh@suse.cz>
3660 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3661 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3662 * i386.md (movdi*): Use pic_32bit_operand.
3663 * predicates.md (pic_32bit_operand): New.
3665 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3668 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3670 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3672 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3673 (test_for_singularity): Use fold_build2.
3675 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3677 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3679 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3681 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3682 (COMMON_ASM_OP) Define.
3683 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3684 (ix86_encode_section_info): Likewise.
3685 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3686 SUBTARGET_ENCODE_SECTION_INFO.
3688 2005-08-06 Richard Henderson <rth@redhat.com>
3691 * tree-nested.c (convert_local_reference): Save and restore val_only
3692 around component_ref and friends. Clear walk_subtrees by default.
3694 2005-08-06 Peter O'Gorman <peter@pogma.com>
3697 * gcc.c (process_command): Check the argument to -b has a dash.
3698 * doc/invoke.texi: Update -b and -V docs.
3700 2005-08-06 James E Wilson <wilson@specifix.com>
3702 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3704 2005-08-06 Michael Matz <matz@suse.de>
3706 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3707 member only if only one insn is associated with the value.
3709 2005-08-06 Nick Clifton <nickc@redhat.com>
3711 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3713 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3714 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3715 Check symbol flags instead of symbol name mangling.
3716 (xstormy16_asm_output_aligned_common): Likewise. Also
3717 simplify code since the bss100_section cass is the only case
3718 where the below100 code will be triggered.
3719 (xstormy16_encode_section_info): Encode below100 attribute
3720 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3722 (xstormy16_strip_name_encoding): Delete - this function is no
3724 (TARGET_STRIP_NAME_ENCODING): Undefine.
3725 * config/stormy16/stormy16-protos.h: Delete prototype for
3726 xstormy16_strip_name_encoding.
3728 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3730 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3731 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3732 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3733 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3734 config/alpha/predicates.md, config/arc/arc.h,
3735 config/arm/arm.h, config/arm/ieee754-df.S,
3736 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3737 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3738 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3739 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3740 config/m68hc11/m68hc11.h, config/mips/mips.c,
3741 config/mips/mips.h, config/mips/openbsd.h,
3742 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3743 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3744 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3745 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3746 config/sparc/linux.h, config/sparc/linux64.h,
3747 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3748 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3749 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3750 typos. Follow spelling conventions.
3752 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3755 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3756 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3757 specially. Check for side effects only for COND_EXPR.
3758 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3759 return with TREE_NO_WARNING.
3761 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3763 PR rtl-optimization/23233
3764 * loop.c (combine_movables): Require the modes to be the same.
3765 (move_movables): Remove handling of cases where the replacement
3766 had a different mode to the original.
3768 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3770 PR tree-optimization/23128
3771 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3772 subtraction wrap, and set TREE_OVERFLOW if they do.
3774 2005-08-05 Richard Henderson <rth@redhat.com>
3777 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3778 FORCED_LABEL labels.
3780 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3783 * reload.c (find_reloads_subreg_address): Pass down TYPE
3784 unchanged. Change all callers except find_reloads_toplev.
3786 2005-08-05 Michael Matz <matz@suse.de>
3788 * genattrtab.c (current_alternative_string): Remove.
3789 (SIMPLIFY_ALTERNATIVE): Ditto.
3790 (attr_alt_bit_p): Ditto.
3791 (alternative_name): Make const char *.
3792 (evaluate_eq_attr): Remove use of above things.
3793 (simplify_test_exp): Ditto.
3794 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3795 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3797 2005-08-04 James E Wilson <wilson@specifix.com>
3799 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3800 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3801 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3802 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3803 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3805 2005-08-04 Richard Henderson <rth@redhat.com>
3808 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3809 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3810 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3811 if we'd have to instantiate too many members.
3813 2005-08-04 Richard Henderson <rth@redhat.com>
3816 * tree-outof-ssa.c (coalesce_asm_operands): New.
3817 (coalesce_ssa_name): Use it. Split out ...
3818 (coalesce_phi_operands, coalesce_result_decls): ... these.
3820 2005-08-04 Paul Brook <paul@codesourcery.com>
3822 * read-rtl.c (read_quoted_string): Break if EOF.
3824 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3826 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3827 (fold_build2): Likewise.
3828 (fold_build3): Likewise.
3829 (fold_build1_stat): New function prototype.
3830 (fold_build2_stat): Likewise.
3831 (fold_build3_stat): Likewise.
3832 * fold-const.c (fold_build1): Rename to ..
3833 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3834 through to build1_stat.
3835 (fold_build2): Rename to ..
3836 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3837 through to build2_stat.
3838 (fold_build3): Rename to ..
3839 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3840 through to build3_stat.
3842 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3843 Ian Lance Taylor <ian@airs.com>
3845 * function.c (assign_stack_local_1): Do not correct stack slot
3846 address if allocation size is smaller than mode size.
3848 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3851 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3852 (tree_merge_blocks): Propagate anything allowed by
3854 Clarify documentation.
3855 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3856 SSA form, schedule an update if necessary.
3858 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3860 * doc/install.texi (Binaries): Remove broken link to
3861 Sinix/Reliant Unix binaries.
3863 2005-08-03 Richard Henderson <rth@redhat.com>
3866 * function.c (stack_protect_epilogue): Export.
3867 * tree.h (stack_protect_epilogue): Declare.
3868 * calls.c (expand_call): Call it.
3870 2005-08-03 Eric Christopher <echristo@apple.com>
3872 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3873 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3876 2005-08-04 Jan Hubicka <jh@suse.cz>
3878 * profile.c (branch_prob): Split edges with goto locus on them
3879 to get proper line counts.
3880 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3882 2005-08-03 Paul Brook <paul@codesourcery.com>
3884 * function.c (assign_parms): Round current_function_args_size
3885 to PARM_BOUNDARY, not STACK_BOUNDARY.
3887 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3889 * config/i386/i386.c (x86_elf_aligned_common)
3890 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3892 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3894 PR tree-optimization/23157
3895 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3896 before emitting them.
3898 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3900 PR tree-optimization/19899
3901 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3902 * tree-scalar-evolution.c: Include real.h.
3903 (add_to_evolution): Build constant -1 of correct type.
3905 2005-08-03 Jan Hubicka <jh@suse.cz>
3907 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3908 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3909 profile updating for complette unrolling.
3910 * loop-unroll.c (peel_loop_completely): Use it.
3911 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3912 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3915 2005-08-03 Paul Brook <paul@codesourcery.com>
3917 * combine.c (can_change_dest_mode): New function.
3918 (try_combine, simplify_set): Use it.
3920 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3922 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3925 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3927 * doc/install.texi (Specific): Adjust link to openavr.org.
3928 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3929 (Binaries): Adjust HP-UX Porting Center link.
3930 (Binaries): Adjust Free Software Foundation ordering link.
3932 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3934 * convert.c (convert_to_integer): Use fold_build1 instead of
3935 build1 when converting an integer to an integer.
3937 2005-08-02 Richard Henderson <rth@redhat.com>
3939 * combine.c (combine_instructions): Don't use reg_equal/equiv
3940 results if the mode doesn't match.
3942 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3944 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3945 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3947 2005-08-02 Richard Henderson <rth@redhat.com>
3950 * explow.c (memory_address): Remove special-case for
3951 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3953 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3956 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3957 number of calls to cleanup_tree_cfg_1.
3959 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3961 * doc/invoke.texi: document file extensions .F90 and .F95
3963 2005-08-02 Richard Guenther <rguenther@suse.de>
3965 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3966 positive if its first argument is positive.
3968 2005-08-02 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/23177
3971 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3974 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3976 PR tree-optimization/23129
3977 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3978 varying for divisions with anti-ranges.
3980 2005-08-02 Jan Hubicka <jh@suse.cz>
3982 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3983 * tree-ssa-threadupdate.c (thread_block): Add it here.
3985 2005-08-01 James E Wilson <wilson@specifix.com>
3987 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3988 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3989 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3991 * config/mips/predicates.md (const_call_insn_operand): Add check for
3992 SYMBOL_REF_LONG_CALL_P.
3993 * doc/extend.texi (long_call): Document the new attribute.
3995 2005-08-01 Ian Lance Taylor <ian@airs.com>
3996 Richard Henderson <rth@redhat.com>
3998 * Makefile.in (RTL_BASE_H): Add real.h.
3999 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4001 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4003 * rtl.c (rtl_check_failed_code_mode): New.
4004 * rtl.h (struct rtx_def): Add u.rv.
4005 (XCMWINT, XCNMPRV): New.
4006 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4007 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4009 2005-08-01 Richard Henderson <rth@redhat.com>
4011 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4012 with auto-inc codes.
4014 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4016 2005-08-01 Jan Hubicka <jh@suse.cz>
4018 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4019 * i386.c: Include dwarf2.h
4020 (asm_preferred_eh_data_format): New.
4021 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4023 2005-08-01 Ian Lance Taylor <ian@airs.com>
4025 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4026 randomize_va_space for virtual address randomization control.
4028 2005-08-01 Steven Bosscher <stevenb@suse.de>
4030 * common.opt (flag_ipa_cp): Put in right place to maintain
4033 2005-08-01 Jan Hubicka <jh@suse.cz>
4035 * profile.c (compute_value_histograms): Fix thinko.
4036 * value-prof.c: Include toplev.h
4037 (check_counter): New function.
4038 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4039 tree_mod_subtract_transform): Add sanity check.
4041 2005-08-01 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/23133
4044 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4045 current functions parameter decls to find defs to cse
4048 2005-08-01 Richard Guenther <rguenther@suse.de>
4050 PR tree-optimization/23109
4051 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4052 If trapping math is in effect, use post-dominator information
4053 to check if we'd in any case reach a trapping point before
4054 doing the reciprocal insertion.
4055 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4056 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4057 expressions are invariant only if trapping math is not in effect.
4059 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4061 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4062 cgraph_function_versioning): New declarations.
4063 * cgraphunit.c: Add include to ipa-prop.h.
4064 (update_call_expr, cgraph_copy_node_for_versioning,
4065 cgraph_function_versioning): New functions.
4066 * integrate.c (copy_decl_for_inlining): Remove.
4067 * ipa-prop.h (ipa_replace_map): New struct.
4068 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4069 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4070 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4071 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4072 ipcp_iterate_stage, ipcp_method_scale_print,
4073 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4074 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4075 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4076 ipcp_update_bb_counts, ipcp_update_profiling,
4077 ipcp_update_edges_counts): New functions.
4078 (ipcp_method_cval_init): Remove restriction regarding local methods.
4079 (ipcp_init_stage): Add ipcp_method_compute_scale.
4080 (ipcp_insert_stage): Add versioning.
4081 (ipcp_structures_print): Add ipcp_method_scale_print.
4082 (ipcp_driver): Dump profiling info.
4083 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4084 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4085 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4086 (struct inline_data): Add versioning_p, ipa_info, new fields.
4087 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4088 declare_return_variable): Replace calls to copy_decl_for_inlining with
4090 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4092 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4093 Add argument VERSIONING.
4094 (copy_arguments_for_versioning, copy_static_chain,
4095 function_versionable_p, tree_versionable_function_p,
4096 tree_function_versioning, replace_ref_tree): New functions.
4097 * tree-inline.h: Include varray.h.
4098 (tree_versionable_function_p, tree_function_versioning,
4099 tree copy_decl_for_dup): New declarations.
4101 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4103 * ipa-cp.c: New file. Contains IPCP specific functionality.
4104 * ipa-prop.h: New file. Contains structures/definitions that can be
4105 used by several interprocedural data flow optimizations (and also IPCP).
4106 * ipa-prop.c: New file.
4107 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4108 * common.opt: Add ipa-cp flag.
4109 * timevar.def: Add IPCP optimization.
4110 * tree-optimize.c (init_tree_optimization_passes): Schedule
4112 * tree-pass.h (pass_ipa_cp): Declare.
4114 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4116 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4117 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4118 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4119 config/i386/i386.c, config/mips/mips.h,
4120 config/rs6000/rs6000.h, config/sh/sh.c,
4121 config/stormy16/stormy16.c: Fix comment typos.
4123 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4126 * c-typeck.c (build_binary_op): Use common_type wrapper on
4128 (common_type): Update comment.
4130 2005-07-31 Steven Bosscher <stevenb@suse.de>
4133 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4134 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4135 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4137 2005-07-31 Jan Hubicka <jh@suse.cz>
4139 * pretty-print.h (pp_widest_integer): New macro.
4140 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4143 2005-07-31 Jan Hubicka <jh@suse.cz>
4145 * output.h (enum section_category): Export from varasm.c
4146 (categorize_decl_for_section): Likewise.
4147 * varasm.c (enum section_category): Kill.
4148 (categorize_decl_for_section): Make global.
4149 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4151 * i386.c (ix86_section_threshold): New static variable.
4152 (ix86_in_large_data_p, ix86_encode_section_info,
4153 x86_64_elf_unique_section,
4154 x86_64_elf_select_section): New functions.
4155 (TARGET_ENCODE_SECTION_INFO): Define
4156 (override_options): Enable medium model for PIC.
4157 (ix86_expand_prologue): Expand gen_set_got_rex64.
4158 (legitimate_constant_p): Handle new UNSPECs.
4159 (legitimate_pic_address_disp_p): Likewise.
4160 (legitimize_pic_address): Lower MEDIUM model addressing.
4161 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4162 (enum cmodel): Add MEDIUM_PIC.
4163 (SYMBOL_REF_FAR_ADDR_P): New macro.
4164 (SYMBOL_FLAG_FAR_ADDR): New flag.
4165 * i386.md (movdi): Support medium model.
4166 (set_got_rex64): New pattern.
4167 * i386.opt (mlarge-data-threshold): New flag.
4168 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4169 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4170 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4171 TARGET_ASM_UNIQUE_SECTION): New.
4173 * invoke.texi (-mlarge_data_threshold): Document
4175 2005-07-31 Jan Hubicka <jh@suse.cz>
4177 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4178 (coalesce_vars): Likewise.
4179 * tree-ssa-live.c (coalesce_cost): New.
4180 (build_tree_conflict_graph): Use coalesce_cost.
4181 * tree-ssa-live.h (coalesce_cost): Declare.
4183 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4185 * arm.md (all peepholes for post-increment operations): Delete.
4186 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4187 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4188 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4189 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4190 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4192 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4194 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4197 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4200 * doc/invoke.texi: Document -rdynamic.
4202 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4205 * c-parser.c (c_parser_parms_list_declarator): Call
4206 mark_forward_parm_decls.
4207 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4208 decls with visibility structure.
4210 2005-07-30 Paul Brook <paul@codesourcery.com>
4212 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4214 2005-07-30 Paul Brook <paul@codesourcery.com>
4216 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4218 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4220 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4222 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4225 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4226 nested function declarators.
4227 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4228 (grokparms): Call warn_if_shadowing for parameters used within the
4230 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4231 not used within the parameter list.
4232 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4234 2005-07-30 Jan Hubicka <jh@suse.cz>
4236 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4237 * i386.c (ix86_fixup_binary_operands): Likewise.
4238 (ix86_expand_unary_operator): Likewise.
4239 (ix86_expand_fp_absneg_operator): Likewise.
4240 * optabs.c (expand_vec_cond_expr): Validate dest.
4242 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4245 * real.c (real_from_string): Also set last bit if there is a
4246 nonzero hex digit beyond GCC's internal precision after ".".
4248 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4250 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4251 define_constants. Change duplicate values to unassigned numbers.
4252 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4253 (*altivec_vspltsf): New.
4254 (altivec_vperm_v4sf): Delete.
4255 (altivec_vperm_<mode>): Use mode macro V.
4256 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4257 (altivec_predicate_v4sf): Delete.
4258 (altivec_predicate_<mode>): Use mode macro V.
4259 (*altivec_lvesfx): New.
4260 (*altivec_stvesfx): New.
4261 (vec_realign_load_v4sf): Delete.
4262 (vec_realign_load_<mode>): Use mode macro V.
4263 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4266 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4269 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4271 * configure: Regenerated.
4273 2005-07-29 Paul Brook <paul@codesourcery.com>
4275 * doc/install.texi: Add link to GFortran binaries wiki page.
4277 2005-07-29 David Ung <davidu@mips.com>
4279 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4280 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4281 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4282 * config/mips/mips.md (cpu): Add 5kf name.
4283 (includes): Includes 5k.md.
4284 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4285 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4288 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4291 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4292 (cleanup_tree_cfg): ... here.
4293 Call cleanup_tree_cfg_1 until there are no more cleanups to
4296 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4298 * tree-vrp.c (compare_range_with_value): Return true or false
4299 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4300 EQ_EXPR respectively.
4302 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4304 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4307 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4309 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4310 (tree_ssa_dominator_optimize): Increment it.
4311 (dump_dominator_optimization_stats): Print it.
4313 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4314 Steven Bosscher <stevenb@suse.de>
4316 PR rtl-optimization/23117
4317 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4318 when head == tail. Tidy comment.
4320 2005-07-28 Richard Henderson <rth@redhat.com>
4322 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4323 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4324 * jump.c (rtx_renumbered_equal_p): Likewise.
4325 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4326 CONST_INT and CONST_DOUBLE.
4327 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4328 * reload.c (operands_match_p): Special case CONST_INT and
4329 CONST_DOUBLE; check mode earlier.
4331 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4334 * c-typeck.c (convert_for_assignment): Do not check
4335 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4337 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4340 * c-typeck.c (composite_type): Prefer constant size arrays to
4343 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4346 * real.c (real_from_string): Set last bit if there is a nonzero
4347 hex digit beyond GCC's internal precision.
4349 2005-07-28 Richard Henderson <rth@redhat.com>
4352 * cfgcleanup.c (try_forward_edges): Watch out for end of
4355 2005-07-28 James E Wilson <wilson@specifixinc.com>
4358 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4360 2005-07-28 Jan Hubicka <jh@suse.cz>
4362 * Makefile.in (rtl-profile.o): Kill all traces of it.
4363 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4364 * coverage.h (rtl_coverage_counter_ref): Kill.
4365 * opts.c (flag_speculative_prefetching_set): Kill.
4366 (flag_loop_optimize_set): New.
4367 (common_handle_option): Disable loop optimizer when profiling;
4368 do not handle speculative prefetching.
4369 * passes.c (init_optimization_passes): Replace pass_profiling combo
4370 by branch_prob pass.
4371 * profile.c (compute_value_histograms): Update for simplified value
4373 (rtl_register_profile_hooks): Kill.
4374 (pass_profiling): Kill.
4375 (rest_of_handle_branch_prob): Do not profile.
4376 * toplev.c (process_options): Remove speculative prefetching.
4377 * toplev.h (flag_tree_based_profiling): Kill.
4378 * tree-profile.c (prepare_instrumented_value,
4379 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4380 tree_gen_one_value_profiler, do_tree_profiling): Update for
4381 simplified datastructures.
4382 * value-prof.c: Add comment that speculative prefetching was dropped;
4383 update rest of file for simplified datastructures.
4384 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4385 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4386 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4387 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4388 rtl_mod_subtract, gen_speculative_prefetch,
4389 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4390 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4391 (gate_handle_value_profile_transformations,
4392 rest_of_handle_value_profile_transformations,
4393 pass_value_profile_transformations): Kill.
4394 * value-prof.h (histogram_value_t): Remove IL based unions.
4395 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4396 rtl_profile_hooks): Remove hooks.
4398 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4400 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4401 (cgraph_clone_node): Likewise.
4402 * cgraph.h (cgraph_clone_edge): Update prototype.
4403 (cgraph_clone_node): Likewise.
4404 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4406 (lookup_recursive_calls): Consider profile.
4407 (cgraph_decide_recursive_inlining): Fix updating; use new
4408 probability argument; use profile.
4409 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4410 * tree-inline.c (copy_bb): Update clal of clone_edge.
4411 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4413 * invoke.texi (min-inline-recursive-probability): Document.
4415 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4417 * doc/install.texi (Configuration): Update Valgrind homepage.
4419 2005-07-28 Richard Henderson <rth@redhat.com>
4422 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4423 labels we want to delete.
4424 (cfg_layout_merge_blocks): Likewise.
4426 2005-07-28 Richard Henderson <rth@redhat.com>
4429 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4430 when expanding to nothing.
4432 2005-07-28 Josh Conner <jconner@apple.com>
4434 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4435 (cgraph_decide_inlining_of_small_functions): Likewise.
4437 2005-07-28 Josh Conner <jconner@apple.com>
4439 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4440 direction of badness if negative.
4441 (cgraph_default_inline_p): Add reason to parameters, and assign it
4443 (cgraph_decide_inlining_of_small_functions): New parameter in call
4444 to cgraph_default_inline_p.
4445 (cgraph_decide_inlining_incrementally): Likewise.
4446 * cgraphunit.c (decide_is_function_needed): Likewise.
4447 * cgraph.h (cgraph_default_inline_p): Likewise.
4449 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4451 * builtins.c: Fix comment typo(s).
4452 * genautomata.c: Likewise.
4453 * gimplify.c: Likewise.
4454 * tree-dfa.c: Likewise.
4455 * tree-flow-inline.h: Likewise.
4456 * tree-into-ssa.c: Likewise.
4457 * tree-ssa-alias.c: Likewise.
4458 * tree-ssa-ccp.c: Likewise.
4459 * tree-ssa-copy.c: Likewise.
4460 * tree-ssa-dce.c: Likewise.
4461 * tree-ssa-dom.c: Likewise.
4462 * tree-ssa-operands.c: Likewise.
4463 * tree-tailcall.c: Likewise.
4464 * tree-vectorizer.c: Likewise.
4465 * tree-vrp.c: Likewise.
4468 2005-07-28 Jeff Law <law@redhat.com>
4470 * tree-vrp.c (test_for_singularity): Extracted from ...
4471 (simplify_cond_using_ranges): Attempt to simplify a relational
4472 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4474 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4476 PR tree-optimization/22506
4477 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4478 phis whose argument is constant.
4480 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4482 PR rtl-optimization/18992
4483 Back out this patch:
4484 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4485 PR optimization/12142
4486 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4487 uses of the register in the SET_SRC. Remove unnecessary argument.
4489 Replace it with this:
4490 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4491 if flag_non_call_exceptions is set and the insn may trap, pass
4492 pc_rtx as dest for recursion.
4493 In SET_SRC part of SET case, if dest is already set, pass it down
4496 2005-07-28 Jan Hubicka <jh@suse.cz>
4498 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4499 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4500 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4502 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4503 profile when available.
4505 2005-07-28 Jan Beulich <jbeulich@novell.com>
4507 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4508 (ia64_print_operand): Describe and handle 'X'.
4509 (ia64_register_move_cost): Also handle FP_REGS.
4510 (ia64_preferred_reload_class): Likewise.
4511 (ia64_secondary_reload_class): Likewise.
4512 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4513 it. Also check for ITANIUM_CLASS_FLDP.
4514 * config/ia64/ia64.h (FP_REGNO_P): New.
4515 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4516 (reg_class): Add FP_REGS.
4517 (REG_CLASS_NAMES): Adjust for it.
4518 (REG_CLASS_CONTENTS): Likewise.
4519 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4520 (REG_CLASS_FROM_LETTER): Handle 'x'.
4521 (CLASS_MAX_NREGS): Handle FP_REGS.
4522 (MEMORY_MOVE_COST): Likewise.
4523 * config/ia64/ia64.md (itanium_class): Add fldp.
4524 (type): Handle fldp.
4525 (movti_internal): More allowable operand combinations. Use ldfp8 when
4526 splitting unnecessary. Remove predicable attribute. Adjust
4527 itanium_class attribute.
4528 (smuldi3_highpart): Remove outdated comment.
4529 (mulditi3, umulditi3, rotlti3): New expanders.
4530 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4531 (absti2): Disabled new insn for future reference.
4532 Respective new splitters.
4533 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4534 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4535 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4537 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4539 PR rtl-optimization/23047
4540 * simplify-rtx.c (simplify_const_relational_operation): Respect
4541 flag_wrapv for comparisons with ABS.
4543 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4545 PR tree-optimization/22493
4546 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4547 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4549 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4551 * config/frv/frv.opt (moptimize-membar): New.
4553 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4555 * config/frv/frv.h: Remove machine_function definition.
4557 * config/frv/frv.c (struct frv_io): New.
4558 (struct machine_function): Moved from frv.h. Add has_membar_p.
4559 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4560 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4561 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4562 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4563 (frv_reorg): Call frv_optimize_membar when appropriate.
4564 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4565 (frv_expand_builtin): Adjust calls accordingly.
4566 (frv_io_address_cookie): New function.
4567 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4568 load or store rather than a special insn. Add ccnstant address and
4569 io-type operands to the membar.
4570 (frv_ifcvt_modify_tests): Unsign regno.
4571 (frv_ifcvt_modify_tests): Same.
4573 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4574 UNSPEC_OPTIONAL_MEMBAR constant.
4575 (builtin_read_<mode>): Delete.
4576 (builtin_write_<mode>): Delete.
4577 ("optional_membar_<mode>"): Add operand.
4579 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4580 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4581 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4582 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4583 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4584 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4585 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4586 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4587 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4589 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4591 * df.c (df_uses_record): Handle SCRATCH.
4593 2005-07-28 Steven Bosscher <stevenb@suse.de>
4596 * passes.c (rest_of_decl_compilation): If decl is a type and
4597 we have encountered errors, don't emit debug information.
4599 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4601 * params.def: Fixed comment.
4603 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4606 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4607 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4608 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4610 2005-07-27 Steven Bosscher <stevenb@suse.de>
4613 * varasm.c (assemble_start_function): Don't do anything that may
4614 require a CFG if the current function is a thunk.
4616 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4618 * doc/install.texi (Prerequisites): Mention that perl is needed
4619 to do export control in libstdc++ targetting Darwin.
4621 2005-07-27 Steven Bosscher <stevenb@suse.de>
4623 PR rtl-optimization/17808
4624 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4625 (sched_insns_conditions_mutex_p): Split out from...
4626 (add_dependence): ...here. But don't call it from here.
4627 (add_dependence_list): Check sched_insns_conditions_mutex_p
4628 before calling add_dependence.
4629 (add_dependence_list_and_free): Likewise.
4630 (fixup_sched_groups): Likewise.
4631 (sched_analyze_1): Likewise.
4632 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4633 (sched_analyze): Likewise.
4634 (sched_analyze_insn): Likewise.
4635 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4636 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4637 dependencies on all COND_EXEC insns to jumps ending basic blocks
4638 when doing intrablock scheduling.
4639 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4641 2005-07-27 Jeff Law <law@redhat.com>
4643 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4644 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4645 equivalency sets, correctly handle the case were vr0 has an
4646 equivalency set, but vr1 does not.
4648 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4650 PR tree-optimization/23073
4651 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4652 vect_print_dump_info before fprintf.
4654 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4656 PR tree-optimize/22348
4657 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4658 Fold the partial computation.
4660 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4662 PR tree-optimization/22325
4663 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4665 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4667 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4668 (force_var_cost): ... this function.
4669 (compute_phi_arg_on_exit): Export.
4671 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4673 PR tree-optimization/20773
4674 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4677 2005-07-27 Richard Guenther <rguenther@suse.de>
4679 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4680 Avoid pushing again if current struct contains only
4681 fields we decomposed.
4683 2005-07-27 Jan Hubicka <jh@suse.cz>
4685 PR tree-optimization/22574
4686 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4689 * tree-tailcall.c (decrease_profile): New function.
4690 (eliminate_tail_call): Use it.
4692 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4693 visibility flags correctly in whole program mode.
4695 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4697 PR rtl-optimization/22472
4698 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4700 2005-07-26 Steven Bosscher <stevenb@suse.de>
4702 PR tree-optimization/22504
4703 * tree-complex.c (expand_complex_addition): Use 'code' instead
4704 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4706 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4708 * config.gcc (cpu_type): Add frv case.
4709 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4710 (supported_defaults): Add fr550 case.
4712 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4715 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4716 whether a pointer of type T * may point to objects of type T *.
4718 2005-07-26 DJ Delorie <dj@redhat.com>
4720 * configure: Regenerate.
4722 2005-07-26 Dale Johannesen <dalej@apple.com>
4724 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4726 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4728 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4729 Clarify use of "build" in name.
4731 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4733 * doc/extend.texi (Raw read/write Functions): New section.
4734 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4735 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4736 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4737 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4738 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4739 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4740 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4741 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4742 * config/frv/frv.c: Add bdesc_loads global.
4743 Add bdesc_stores global.
4744 (frv_init_builtins): Add support for __builtin_{read/write}*.
4745 (frv_volatile_memref): New.
4746 (frv_expand_load_builtin): New.
4747 (frv_expand_store_builtin): New.
4748 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4749 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4750 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4751 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4752 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4753 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4754 (builtin_read_<mode>): New.
4755 (builtin_write_<mode>): New.
4756 (builtin_write64): New.
4757 (optional_membar_<mode>): New.
4759 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4761 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4762 (rather than units) against HOST_BITS_PER_WIDE_INT.
4764 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4766 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4767 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4768 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4769 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4772 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4773 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4774 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4776 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4778 2005-07-26 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/22486
4781 * fold-const.c (fold_unary): Fold away useless component
4782 references of the form (T *)&T.x, if the address
4785 2005-07-25 James E Wilson <wilson@specifixinc.com>
4787 * dwarf2out.c (add_call_src_coords_attributes): New.
4788 (gen_inlined_subroutine_die): Call it.
4789 (maybe_emit_file, init_file_table): Add comments.
4790 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4792 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4793 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4794 * tree.h (BLOCK_SOURCE_LOCATION): New.
4795 (struct tree_block): New field locus.
4797 2005-07-26 Andreas Schwab <schwab@suse.de>
4799 PR rtl-optimization/23043
4800 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4801 when allocating a struct unoccr.
4803 2005-07-25 Richard Henderson <rth@redhat.com>
4806 * tree-complex.c (gate_no_optimization): True if errors.
4807 * Makefile.in (tree-complex.o): Update dependencies.
4809 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4811 * config/frv/predicates.md (integer_register_operand): Use
4814 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4817 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4819 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4821 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4823 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4824 types when flag_unsafe_math_optimizations is true.
4826 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4828 * gcc.c (option_map): Add --sysroot.
4829 (process_command): Handle --sysroot.
4830 (display_help): Document it.
4831 * doc/cppopts.tex (-isysroot): Document.
4832 * doc/invoke.texi (--sysroot): Document.
4833 * doc/install.texi (--with-build-sysroot): Document.
4835 * Makefile.in (inhibit_libc): New variable.
4836 (INHIBIT_LIBC_CFLAGS): Likewise.
4837 (LIBGCC2_CFLAGS): Include
4838 $(INHIBIT_LIBC_CFLAGS).
4839 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4840 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4841 ($(T)crtend.o): Likewise.
4842 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4843 ($(T)crtendS.o): Likewise.
4844 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4845 ($(T)crtendT.o): Likewise.
4846 (stmp-fixinc): Do not complain about missing headers if
4848 * configure.ac (inhibit_libc): Set it to true/false.
4849 (--with-build-sysroot): New option. Use it to set
4851 * configure: Regenerated.
4853 2005-07-25 Manfred Hollstein <mh@suse.com>
4855 * calls.c (store_one_arg): Fix unsigned comparison warning.
4857 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4860 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4861 (ggc_print_statistics): Initialize variable before use.
4863 2005-07-25 Richard Guenther <rguenther@suse.de>
4865 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4866 calling with a PHI_NODE argument.
4868 * tree-flow-inline.h (overlap_subvar): Protect against
4871 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4873 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4874 * configure: Regenerate.
4876 2005-07-25 Ira Rosen <irar@il.ibm.com>
4878 * expr.c (highest_pow2_factor): Make extern.
4879 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4880 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4881 record_array_differ_p, array_ptr_differ_p): Likewise.
4882 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4883 additional cases. Call the above functions.
4884 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4885 base_object_differ_p when there are two base objects. Otherwise, compare
4886 base address and offset. Call may_alias_p.
4887 (dump_data_reference): Use a correct field name.
4888 (analyze_array): Make static. Initialize new data-ref fields.
4889 (analyze_indirect_ref): New function.
4890 (init_data_ref): Initialize new data-ref fields.
4891 (strip_conversion): Moved from tree-vect-analyze.c.
4892 (analyze_offset_expr, get_ptr_offset, address_analysis,
4893 object_analysis): Likewise.
4894 (analyze_offset): New function.
4895 (create_data_ref): Likewise.
4896 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4897 dimensions for ARRAY_REFs only.
4898 (build_classic_dist_vector): Make static.
4899 (access_functions_are_affine_or_constant_p): Call macro to get the
4900 address of access functions.
4901 (compute_all_dependences): Add new parameter
4902 compute_self_and_read_read_dependences. Compute self and read-read
4903 dependences if it is true.
4904 (find_data_references_in_loop): Call create_data_ref. Initialize new
4906 (compute_data_dependences_for_loop): Add new parameter
4907 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4908 compute nb_loops. Call compute_all_dependences,
4909 build_classic_dist_vector and build_classic_dir_vector with correct
4911 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4912 with correct parameters. Compare dimensions for ARRAY_REFs only.
4913 (free_data_refs): Call macro to free access functions.
4914 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4915 fields from stmt_vinfo.
4916 (struct base_object_info): New structure.
4917 (struct data_reference): Move fields to base_object_info. Add fields
4918 first_location and object_info for above structures. Move fields from
4919 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4920 aligned_to. Add macros to access the new fields.
4921 Update functions declarations.
4922 * tree-flow.h (is_aliased_with): Declare.
4923 * tree-loop-linear.c (linear_transform_loops): Call
4924 compute_data_dependences_for_loop with correct parameters.
4925 * tree-ssa-alias.c (is_aliased_with): New function.
4926 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4927 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4928 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4929 vect_base_addr_differ_p, compute_subscript_distance and
4930 build_classic_dist_vector. Add printings. Check absolute value of
4932 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4934 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4935 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4936 to bytes. Add printing.
4937 (vect_compute_data_refs_alignment): Go through loads and stores in one
4939 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4940 vect_analyze_data_ref_access): Likewise.
4941 (vect_analyze_pointer_ref_access): Remove.
4942 (vect_address_analysis, vect_object_analysis): Likewise.
4943 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4944 and analyze data-refs in the loop.
4945 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4946 fields of data-ref instead of stmt. Add init to the offset from the
4948 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4949 (vect_update_init_of_dr): Likewise.
4950 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4951 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4953 (new_loop_vec_info): Initialize new fields.
4954 (destroy_loop_vec_info): Free new fields.
4955 (vect_strip_conversion): Remove.
4956 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4957 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4958 datarefs. Add new field ddrs.
4959 Add macros for the new fields access.
4960 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4961 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4962 Remove their macros.
4963 * tree.h (highest_pow2_factor): Declare.
4965 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4967 * calls.c (store_one_arg): Check for sibling call MEM arguments
4968 from already clobbered incoming argument area.
4970 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4972 * c-common.c (check_missing_format_attribute): New.
4973 * c-common.h (check_missing_format_attribute): Likewise.
4974 * c-typeck.c (convert_for_assignment): Use it.
4976 2005-07-24 Andreas Schwab <schwab@suse.de>
4978 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4979 register use a word move. Correct operand of ext.w in 68000 code.
4981 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4983 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4984 variables as declarations, rather than definitions.
4986 2005-07-24 Ira Rosen <irar@il.ibm.com>
4988 PR tree-optimization/22526
4989 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4992 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4994 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4995 that C99 reserve for future use. Use it to define clog10,
4996 clog10f and clog10l.
4998 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5000 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5001 * configure.ac: Check for -Wmissing-format-attribute.
5003 * configure: Regenerate.
5005 2005-07-23 Richard Henderson <rth@redhat.com>
5007 PR tree-optimization/22623
5008 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5010 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5013 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5015 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5017 * Makefile.in (C_TREE_H): Update dependencies.
5018 * c-tree.h: Include toplev.h.
5019 * diagnostic.h (diagnostic_set_info): Add format attribute.
5020 * rtl-error.c (diagnostic_for_asm): Likewise.
5022 2005-07-23 Chao-ying Fu <fu@mips.com>
5024 * config/mips/mips-dsp.md: New file.
5025 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5026 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5028 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5029 MIPS_BUILTIN_BPOSGE32.
5030 (mips_expand_builtin_direct): Add one parameter to indicate that
5031 builtin functions need to return a value.
5032 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5034 (mips_regno_to_class): Add classes for 12 new DSP registers.
5035 (mips_subword): Change to check four HI registers.
5036 (mips_output_move): Output move to and from 6 new DSP accumulators.
5037 (override_options): Make sure -mdsp and -mips16 are not used together.
5038 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5040 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5042 (print_operand): Add 'q' for printing DSP accumulators.
5043 (mips_cannot_change_mode_class): Check ACC_REGS.
5044 (mips_secondary_reload_class): Check ACC_REGS.
5045 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5046 (mips_register_move_cost): Check ACC_REGS.
5047 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5048 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5049 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5050 (dsp_bdesc): New array.
5051 (bdesc_arrays): Add DSP builtin function table.
5052 (mips_prepare_builtin_arg): Check predicate again after
5054 (mips_expand_builtin): Add one more parameter to
5055 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5056 MIPS_BUILTIN_BPOSGE32.
5057 (mips_init_builtins): Initialize new function types.
5058 (mips_expand_builtin_direct): Check if builtin functions need to
5059 return a value and pass operands properly.
5060 (mips_expand_builtin_bposge): New function.
5061 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5062 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5063 (FIRST_PSEUDO_REGISTER): Increase to 188.
5064 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5065 Update for 12 new DSP registers.
5066 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5067 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5068 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5069 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5070 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5071 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5072 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5073 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5074 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5075 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5076 (REGISTER_NAMES): Add names for 12 new DSP registers.
5077 * config/mips/mips.md: Include mips-dsp.md.
5078 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5079 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5080 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5081 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5082 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5083 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5084 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5085 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5086 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5087 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5088 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5089 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5090 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5091 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5092 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5093 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5094 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5095 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5096 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5097 (UNSPEC_RDDSP): New constants.
5098 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5099 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5101 * config/mips/mips.opt (-mdsp): New option.
5102 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5103 (reg_imm10_operand): New predicates.
5104 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5105 * doc/invoke.texi (-mdsp): Document new option.
5107 2005-07-22 DJ Delorie <dj@redhat.com>
5109 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5111 * tree-inline.c (inlinable_function_p): Likewise.
5113 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5116 * toplev.c (check_global_declarations): Do not mark undefined
5117 variables as DECL_IGNORED_P.
5118 * varasm.c (first_global_object_name): GTY it.
5119 (weak_global_object_name): Likewise.
5120 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5121 a string to go into {weak,first}_global_object_name.
5123 2005-07-22 DJ Delorie <dj@redhat.com>
5125 * c-format.c (check_function_format): Change warning control
5126 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5128 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5130 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5131 &PTR->FLD a dereference of PTR.
5132 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5133 a potential dereference of PTR.
5135 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5137 PR rtl-optimization/20370
5138 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5139 call allocate_reg_info if necessary.
5141 PR rtl-optimization/21848
5142 * calls.c (emit_library_call_value_1): For const functions, add
5143 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5145 PR rtl-optimization/22445
5146 * cselib.c (target.h): Include.
5147 (rtx_equal_for_cselib_p): Allow commutative matches.
5148 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5149 Remove MODE parameter. Changed all callers.
5151 PR rtl-optimization/22258
5152 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5154 (try_combine): Use likely_spilled_retval_p.
5156 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5158 * config.gcc: Add crx-elf support.
5160 * doc/contrib.texi: Mention crx.
5161 * doc/extend.texi: Document crx extensions.
5162 * doc/install.texi: Document crx install.
5163 * doc/invoke.texi: Document crx options.
5164 * doc/md.texi: Document crx constraints.
5166 * config/crx/crx-protos.h: New file.
5167 * config/crx/crx.c: New file.
5168 * config/crx/crx.h: New file.
5169 * config/crx/crx.md: New file.
5170 * config/crx/crx.opt: New file.
5171 * config/crx/t-crx: New file.
5173 2005-07-22 Manfred Hollstein <mh@suse.com>
5175 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5177 (int_add_graph_edge): Likewise.
5178 (collapse_nodes): Likewise.
5179 (process_unification_queue): Likewise.
5181 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5182 Laurent GUERBY <laurent@guerby.net>
5184 PR tree-optimization/22336
5185 * function.c (record_block_change): Check for
5186 cfun->ib_boundaries_block.
5188 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5190 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5191 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5193 2005-07-21 DJ Delorie <dj@redhat.com>
5195 * toplev.c (warn_deprecated_use): Add warning control to warning
5197 * c-typeck.c (parser_build_binary_op): Likewise.
5198 (c_finish_if_stmt): Likewise.
5199 * c-common.c (check_function_sentinel): Likewise.
5200 (check_nonnull_arg): Likewise.
5202 2005-07-21 Richard Henderson <rth@redhat.com>
5205 * tree-complex.c (complex_ssa_name_components): New.
5206 (cvc_lookup): Allow entry not found.
5207 (create_components): Remove.
5208 (create_one_component_var, get_component_var): New.
5209 (get_component_ssa_name, set_component_ssa_name): New.
5210 (extract_component): Use get_component_ssa_name.
5211 (update_complex_components): Use set_component_ssa_name.
5212 (update_complex_components_on_edge): Likewise.
5213 (update_phi_components): Create new PHI nodes directly, instead
5214 of adding insns to edges.
5215 (tree_lower_complex): Allocate and free complex_variable_components
5216 and complex_ssa_name_components here.
5218 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5220 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5221 revert to returning false.
5223 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5226 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5228 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5231 * config/i386/i386.md (cmpxf): Change operand constraints
5232 to "nonmemory_operand".
5234 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5236 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5238 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5241 * fold-const.c (fold_build1): Add checksum for the operands.
5242 (fold_build2): Likewise.
5243 (fold_build3): Likewise.
5245 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5248 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5250 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5252 * common.opt (-fforward-propagate): Committed by mistake,
5255 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5257 * reg-stack.c: Fix comment typo(s).
5258 * tree-ssa-operands.c: Likewise.
5259 * tree-vectorizer: Likewise.
5261 2005-07-21 Nick Clifton <nickc@redhat.com>
5263 * config/sh/symbian.c: Replace C++ style line comments with C
5264 style line comments.
5265 (symbian_add_attribute): Do not use a ? operator on the LHS of
5267 (sh_symbian_handle_dll_attribute): Change the type of the
5268 method vector to "VEC(tree,gc)*" and use vector accessor
5269 macros to walk over the elements.
5270 (symbian_export_vtable_and_rtti_p): Likewise.
5271 (symbian_class_needs_attribute_p): Likewise.
5273 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5276 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5277 initialize targetm.resolve_overloaded_builtin here.
5278 (altivec_expand_overloaded_builtin): Make it non-static.
5279 * config/rs6000/rs6000-protos.h
5280 (altivec_expand_overloaded_builtin): New prototype.
5281 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5282 targetm.resolve_overloaded_builtin here.
5283 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5285 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5286 Zdenek Dvorak <dvorakz@suse.cz>
5288 PR tree-optimization/19210
5289 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5291 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5292 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5293 rely on unproven assumptions.
5294 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5295 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5296 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5297 to number_of_iterations_exit.
5298 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5299 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5300 * tree-ssa-loop-niter.c (find_loop_niter,
5301 estimate_numbers_of_iterations_loop): Likewise.
5302 (number_of_iterations_exit): Honor the new options.
5303 * doc/invoke.texi (Wunsafe-loop-optimizations,
5304 funsafe-loop-optimizations): Document them.
5306 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5308 PR rtl-optimization/22167
5309 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5311 2005-07-20 Adam Nemet <anemet@lnxw.com>
5313 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5314 __do_global_dtors_aux longcall.
5316 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5318 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5319 (old_special_pred_table): Don't reference
5320 SPECIAL_MODE_PREDICATES.
5321 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5322 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5323 * config/sh/predicates.h: Don't mention
5324 SPECIAL_MODE_PREDICATES.
5325 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5328 2005-07-20 DJ Delorie <dj@redhat.com>
5330 * config.gcc: Add m32c-elf support.
5332 * doc/contrib.texi: Mention m32c.
5333 * doc/extend.texi: Document m32c extensions.
5334 * doc/install.texi: Mention m32c.
5335 * doc/invoke.texi: Document m32c options.
5336 * doc/md.texi: Document m32c constraints.
5338 * config/m32c/addsub.md: New file.
5339 * config/m32c/bitops.md: New file.
5340 * config/m32c/cond.md: New file.
5341 * config/m32c/jump.md: New file.
5342 * config/m32c/m32c-lib1.S: New file.
5343 * config/m32c/m32c-lib2.c: New file.
5344 * config/m32c/m32c-modes.def: New file.
5345 * config/m32c/m32c-pragma.c: New file.
5346 * config/m32c/m32c-protos.h: New file.
5347 * config/m32c/m32c.abi: New file.
5348 * config/m32c/m32c.c: New file.
5349 * config/m32c/m32c.h: New file.
5350 * config/m32c/m32c.md: New file.
5351 * config/m32c/m32c.opt: New file.
5352 * config/m32c/minmax.md: New file.
5353 * config/m32c/mov.md: New file.
5354 * config/m32c/muldiv.md: New file.
5355 * config/m32c/predicates.md: New file.
5356 * config/m32c/prologue.md: New file.
5357 * config/m32c/shift.md: New file.
5358 * config/m32c/t-m32c: New file.
5360 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5362 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5363 (stack_protect_set, stack_protect_test): New expanders.
5364 (stack_protect_set_si, stack_protect_set_si_media,
5365 stack_protect_set_di_media, stack_protect_test_si,
5366 stack_protect_test_si_media, stack_protect_test_di_media):
5369 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5371 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5373 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5375 * tree.h (tree_expr_nonzero_p): Export.
5376 * fold-const.c (tree_expr_nonzero_p): Likewise.
5377 Return true for CALL_EXPRs that are alloca calls.
5378 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5380 * tree-flow.h (expr_computes_nonzero): Remove.
5381 * tree-vrp.c (expr_computes_nonzero): Remove.
5382 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5383 (extract_range_from_unary_expr): Likewise.
5384 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5385 tree_expr_nonzero_p.
5387 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5389 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5390 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5391 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5392 All callers changed.
5393 (frame_related_constant_load): New arg "related" which controls
5394 setting of RTX_FRAME_RELATED_P. All callers changed.
5395 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5396 (bfin_expand_prologue): Add stack limit checking.
5397 * config/bfin/bfin.md (trapifcc): New pattern.
5399 * config/bfin/bfin.c: Include "langhooks.h".
5400 (def_builtin): Go through lang_hooks to call builtin_function.
5402 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5403 * config/bfin/predicates.md (symbol_ref_operand): New.
5404 (call_insn_operand): Delete. All callers changed to use
5405 register_no_elim_operand.
5406 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5408 (function_arg): Use it to generate the call's operand 2.
5409 (bfin_longcall_p): New function.
5410 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5411 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5412 determine if the address needs to be in a REG.
5413 (bfin_handle_longcall_attribute): New function.
5414 (bfin_attribute_table): Add "longcall" and "shortcall".
5415 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5416 (CUMULATIVE_ARGS): New member call_cookie.
5417 (PREDICATE_CODES): Add symbol_ref_operand.
5418 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5419 extra USE to the pattern.
5420 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5421 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5422 sibcall_value_insn; now the new patterns handle direct calls and the
5423 old ones indirect calls.
5424 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5426 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5428 * doc/trouble.texi: Update section on handling of empty loops.
5430 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5432 * config.gcc: Remove support for sparc-*-openbsd*,
5433 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5435 * config.host: Remove support for i860-*-sysv4* as a host.
5436 * config/i860/*, config/ip2k/*, config/ns32k/*,
5437 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5438 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5439 mention obsolete ports.
5441 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5443 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5445 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5446 of frame_pointer_rtx.
5447 (sh_expand_epilogue): Likewise.
5448 (sh_set_return_address): Likewise.
5449 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5450 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5451 offsets from FRAME_POINTER_REGNUM.
5452 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5453 (sh_register_names): Add initializer for sfp.
5454 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5455 (VALID_REGISTER_P): Likewise.
5456 (FIRST_PSEUDO_REGISTER): Update.
5457 (DWARF_FRAME_REGISTERS): Define.
5458 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5459 (HARD_FRAME_POINTER_REGNUM): Define.
5460 (FRAME_POINTER_REGNUM): Redefine.
5461 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5462 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5463 from FRAME_POINTER_REGNUM.
5464 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5465 FRAME_POINTER_REGNUM.
5466 (REG_CLASS_CONTENTS): Add sfp.
5467 (REG_ALLOC_ORDER): Likewise.
5468 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5469 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5470 of frame_pointer_rtx.
5471 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5473 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5475 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5476 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5477 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5479 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5482 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5484 Make CONSTRUCTOR use VEC to store initializers.
5485 * c-common.c (complete_array_type): Update to cope with VEC in
5487 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5488 (pp_c_constructor_elts): New function.
5489 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5490 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5491 struct constructor_stack, struct initializer_stack,
5492 constructor_elements, push_init_level, pop_init_level,
5493 add_pending_init, find_init_member, output_init_element): Update to
5494 cope with VEC in CONSTRUCTOR_ELTS.
5495 * coverage.c (build_fn_info_value, build_ctr_info_value,
5496 build_gcov_info): Likewise.
5497 * expr.c (categorize_ctor_elements_1, store_constructor,
5498 expand_expr_real_1): Likewise.
5499 * fold-const.c (fold_ternary): Likewise.
5500 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5501 gimplify_init_constructor, gimplify_expr): Likewise.
5502 * tree-dump.c (dequeue_and_dump): Likewise.
5503 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5505 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5507 * tree-sra.c (generate_element_init_1): Likewise.
5508 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5509 * tree-ssa-operands.c (get_expr_operands): Likewise.
5510 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5511 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5512 (get_initial_def_for_reduction): Likewise.
5513 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5514 value handle in annotations.
5515 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5516 tree_node_structure): Add support for constr_kind.
5517 (build_vector_from_ctor, build_constructor_single,
5518 build_constructor_from_list): New functions.
5519 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5520 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5521 Update to cope with VEC in CONSTRUCTOR_ELTS.
5522 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5523 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5524 CONSTRUCTOR_APPEND_ELT): New macros.
5525 (struct constructor_elt, struct tree_constructor): New data types.
5526 (union tree_node): Add tree_constructor field.
5527 * treestruct.def: Define TS_CONSTRUCTOR.
5528 * varasm.c (const_hash_1, compare_constant, copy_constant,
5529 compute_reloc_for_constant, output_addressed_constants,
5530 initializer_constant_valid_p, output_constant,
5531 array_size_for_constructor, output_constructor): Update to cope with
5532 VEC in CONSTRUCTOR_ELTS.
5533 * vec.h (VEC_empty, VEC_copy): New macros.
5535 2005-07-19 Devang Patel <dpatel@apple.com>
5537 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5539 2005-07-19 Richard Henderson <rth@redhat.com>
5542 * gimplify.c (gimplify_expr): Use main variant type for the temp
5543 destination for a discarded volatile read.
5544 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5545 casts between non-void types that change volatility.
5547 2005-07-15 DJ Delorie <dj@redhat.com>
5549 * toplev.h: Add comment about the first parameter for warning().
5550 * errors.h: Likewise.
5552 * c.opt (Wpragmas): New.
5553 * doc/invoke.texi: Document it.
5555 * function.c (do_warn_unused_parameter): Add warning control to
5557 * c-decl.c (warn_if_shadowing): Likewise.
5558 * c-lex.c (cb_def_pragma): Likewise.
5559 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5560 (pop_alignment): Likewise.
5561 (handle_pragma_pack): Likewise.
5562 (apply_pragma_weak): Likewise.
5563 (handle_pragma_weak): Likewise.
5564 (handle_pragma_redefine_extname): Likewise.
5565 (add_to_renaming_pragma_list): Likewise.
5566 (handle_pragma_extern_prefix): Likewise.
5567 (maybe_apply_renaming_pragma): Likewise.
5568 (handle_pragma_visibility): Likewise.
5570 * config/c4x/c4x-c.c (BAD): Likewise.
5571 (c4x_parse_pragma): Likewise.
5572 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5573 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5574 (rs6000_pragma_longcall): Likewise.
5575 * config/v850/v850-c.c (pop_data_area): Likewise.
5576 (ghs_pragma_section): Likewise.
5577 (ghs_pragma_section): Likewise.
5578 (ghs_pragma_interrupt): Likewise.
5579 (ghs_pragma_starttda): Likewise.
5580 (ghs_pragma_startsda): Likewise.
5581 (ghs_pragma_startzda): Likewise.
5582 (ghs_pragma_endtda): Likewise.
5583 (ghs_pragma_endsda): Likewise.
5584 (ghs_pragma_endzda): Likewise.
5586 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5587 Kenneth Zadeck <zadeck@naturalbridge.com>
5589 * Makefile.in: Removed tree-promote-statics.c
5590 * tree-promote-statics.c: Removed.
5591 * common.opt: Removed flag-promote-statics.
5593 * passes.c: Removed tree-promote-statics pass.
5594 * tree-pass.h: Ditto.
5595 * timevar.def: Removed TV_PROMOTE_STATICS.
5598 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5600 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5602 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5604 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5607 * c-common.c (check_function_arguments): Call
5608 'check_function_format' if either -Wformat or
5609 -Wmissing-format-attribute are specified.
5610 * c-format.c (check_function_format): Check -Wformat before
5611 calling 'check_format_info'.
5612 * c-opts.c (c_common_post_options): Don't warn for
5613 -Wmissing-format-attribute without -Wformat.
5614 * c-typeck.c (convert_for_assignment): Detect additional cases for
5615 -Wmissing-format-attribute.
5616 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5619 2005-07-19 Richard Guenther <rguenther@suse.de>
5621 * config/i386/i386.md (lrint<mode>2): Use temporary
5622 instead of clobbering non-existent memory.
5624 2005-07-19 Nick Clifton <nickc@redhat.com>
5626 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5627 statement to avoid displaying ASCII control characters.
5629 2005-07-19 Ben Elliston <bje@au.ibm.com>
5631 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5632 * cfganal.c (find_edge_index): Ditto.
5633 * combine.c (combine_instructions): Ditto.
5634 * ddg.c (create_scc): Ditto.
5635 (find_successors): Ditto.
5636 (find_predecessors): Ditto.
5637 (find_nodes_on_paths): Ditto.
5638 (longest_simple_path): Ditto.
5639 * flow.c (update_life_info): Ditto.
5640 (count_or_remove_death_notes): Ditto.
5641 (clear_log_links): Ditto.
5642 * modulo-sched.c (generate_reg_moves): Ditto.
5643 (find_max_asap): Ditto.
5644 (find_max_hv_min_mob): Ditto.
5645 (find_max_dv_min_mob): Ditto.
5646 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5647 * sched-rgn.c (extract_edgelst): Ditto.
5648 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5649 (dump_update_ssa): Ditto.
5650 (ssa_names_to_replace) Ditto.
5651 (switch_virtuals_to_full_rewrite): Ditto.
5652 (update_ssa): Ditto.
5653 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5655 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5657 Fix PR tree-optimization/22483
5659 * tree-complex.c (create_components): Use
5660 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5661 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5662 * tree-flow.h (safe_referenced_var_iterator): New structure.
5663 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5664 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5665 safe_referenced_var iterator.
5666 (add_type_alias): Ditto.
5668 2005-07-19 Steven Bosscher <stevenb@suse.de>
5670 * loop-init.c (rest_of_handle_loop2): Remove.
5671 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5672 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5673 (pass_rtl_loop_init, pass_rtl_loop_done,
5674 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5675 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5676 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5677 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5678 pass_tree_loop_done, and pass_tree_unswitch.
5679 (gate_loop): Rename to gate_tree_loop.
5680 * passes.c (init_optimization_passes): Update for renamed tree
5681 loop passes. Add the new loop2 passes as subpasses of loop2.
5682 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5683 Update for the renamed tree loop passes.
5685 2005-07-18 Ian Lance Taylor <ian@airs.com>
5688 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5689 blocks when optimizing.
5691 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5693 * common.opt (frename-registers): Initialize to 2.
5695 (fgcse-after-reload): Ditto.
5696 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5697 (process_options): Only change flag_web, flag_rename_registers,
5698 and flag_rerun_cse_after_loop if not explicitly set by user.
5700 2005-07-18 Jan Beulich <jbeulich@novell.com>
5702 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5703 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5704 in 64-bit mode the same as DImode in 32-bit mode.
5705 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5706 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5707 mode. Add new mode parameter.
5708 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5709 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5710 x86_64_shift_adj): New expanders.
5711 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5712 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5714 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5715 DImode shift splitters.
5716 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5717 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5720 2005-07-18 Jan Beulich <jbeulich@novell.com>
5722 * i386.md (movdi_extzv_1): New.
5723 (zero_extendhidi2): Combine alternatives and never force use of
5725 (zero_extendqidi2): Likewise. Don't restrict input selection.
5727 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5729 Fix PR tree-optimization/22531
5730 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5733 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5735 * tree-promote-statics.c (pass_promote_statics): Change dump file
5738 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5740 * tree-optimize.c (init_tree_optimization_passes): Add
5741 pass_eliminate_useless_stores pass.
5742 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5743 * tree-ssa-pre.c (is_copy_stmt): New function.
5744 (follow_copies_till_vuse): Ditto.
5745 (do_eustores): Ditto.
5746 (gate_eustores): Ditto.
5748 2005-07-16 Richard Henderson <rth@redhat.com>
5750 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5752 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5753 Kenneth Zadeck <zadeck@naturalbridge.com>
5755 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5756 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5757 ipa-type-escape.h, tree-promote-statics.c
5758 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5759 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5760 tree-promote-statics.c: new files.
5761 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5762 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5763 int nonlocal_set_p, mark_constant_function): Deleted.
5764 (rest_of_handle_cfg): Removed call to mark_constant_function.
5765 (nonoverlapping_component_refs_p): Added calls to support
5766 type based aliasing.
5767 * tree-ssa-alias.c (may_alias_p,
5768 compute_flow_insensitive_aliasing): Ditto.
5769 * calls.c (flags_from_decl_or_type): Removed reference to
5771 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5772 too many arguments. This is necessary for Spec 2000.
5773 * cgraph.h (const_function, pure_function): Removed.
5774 * common.opt: Added "fipa-pure-const", "fipa-reference",
5775 "fipa-type-escape", and "ftree-promote-static".
5777 * passes.c: Added ipa and tree-promote-statics passes.
5778 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5779 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5780 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5781 * tree-flow.h: Added exposed sra calls and addition of
5782 reference_vars_info field for FUNCTION_DECLS.
5783 * tree-pass.h: Added passes.
5784 * tree-sra.c: (sra_init_cache): New function.
5785 (sra_insert_before, sra_insert_after) Made public.
5786 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5788 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5789 aliasing. (may_alias_p): Added code to use type escape analysis to
5791 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5792 code to prune clobbers of static variables based on information
5793 produced in ipa-reference pass. Changed call clobbering so that
5794 statics are not marked as clobbered if the call does not clobber
5797 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5799 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5802 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5804 * doc/install.texi (*-*-solaris2*): Document recommended version
5805 of GNU binutils and mention GNU linker problem on Solaris 10.
5807 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5810 * c-decl.c (c_build_bitfield_integer_type): New function.
5811 (finish_struct): Call it.
5812 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5814 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5816 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5819 2005-07-16 Jan Hubicka <jh@suse.cz>
5821 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5822 (scale_bbs_frequencies_int): Watch roundoff errors.
5823 * predict.c (return_prediction): Initialize return_stmt.
5825 2005-07-16 Jan Hubicka <jh@suse.cz>
5827 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5828 after RTL profiling.
5830 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5833 * fold-const.c (build_range_check): Convert high/low to etype
5834 if we are only comparing against exp.
5836 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5838 Fix PR tree-optimization/22376
5839 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5841 (need_to_solve): New function.
5842 (compute_points_to_sets): Use it.
5844 2005-07-15 Jan Hubicka <jh@suse.cz>
5846 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5847 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5849 2005-07-15 Richard Guenther <rguenther@suse.de>
5851 * c-common.c (handle_flatten_attribute): New function.
5852 Add flatten function attribute.
5853 * doc/extend.texi: Document flatten function attribute.
5854 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5855 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5857 (cgraph_decide_inlining): Handle functions with flatten
5860 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5862 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5863 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5864 UNSPEC_XCHG, UNSPEC_AND): New.
5865 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5866 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5867 * config/rs6000/sync.md (FETCHOP): New code macro.
5868 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5870 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5871 (sync_compare_and_swap<mode>): Same.
5872 (sync_lock_test_and_set<mode>): Same.
5873 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5874 for QImode and HImode, and not PPC405.
5875 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5876 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5877 (sync_<fetchop>{si,di}_internal): New.
5878 (sync_nand{si,di}_internal): New.
5879 (sync_old_<fetchop>{si,di}_internal): New.
5880 (sync_old_nand{si,di}_internal): New
5881 (sync_new_<fetchop>{si,di}_internal): New.
5882 (sync_new_nand{si,di}_internal): New.
5883 (atomic_and{si,di}): New.
5884 (sync_new_nand{si,di}_internal): New.
5885 (atomic_and{si,di}): New.
5886 (sync_add<mode>_internal): Delete.
5887 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5888 (sync_sub<mode>_internal): Delte.
5889 (sync_subshort_internal): New.
5890 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5891 (sync_anddi_internal): Delete.
5892 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5893 (sync_booldi_internal): Delete.
5894 (sync_boolc<mode>_internal): Delete.
5895 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5896 (sync_boolc<mode>_internal2): Delete.
5897 (sync_boolcc<mode>_internal): Delete.
5898 (isync, lwsync): Use unspec instead of unspec_volatile.
5899 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5900 Revert UNSPEC_VOLATILE.
5901 (rs6000_split_atomic_op): New.
5902 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5904 2005-07-14 Eric Christopher <echristo@redhat.com>
5906 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5907 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5909 2005-07-14 Eric Christopher <echristo@redhat.com>
5911 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5913 2005-07-14 Steven Bosscher <stevenb@suse.de>
5915 PR tree-optimization/22230
5916 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5917 the computation of the four cross productions for "range op range".
5919 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5920 Ulrich Weigand <uweigand@de.ibm.com>
5923 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5926 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5928 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5930 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5932 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5934 2005-07-14 Richard Guenther <rguenther@suse.de>
5937 * config/i386/i386-protos.h (ix86_function_value): Change
5938 prototype to match new target hook.
5939 * config/i386/i386.c (ix86_value_regno): Change prototype
5940 to take extra type argument.
5941 (TARGET_FUNCTION_VALUE): Define.
5942 (ix86_function_ok_for_sibcall): Pass extra argument to
5943 ix86_value_regno, check return slot rtx for exact match.
5944 (ix86_function_value): Take extra parameter. Dispatch to
5945 ix86_value_regno with fndecl/fntype as provided.
5946 (ix86_value_regno): Handle extra type argument.
5947 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5949 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5950 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5951 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5952 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5953 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5955 2005-07-14 Richard Guenther <rguenther@suse.de>
5957 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5958 * calls.c (expand_call): Pass fntype to hard_function_value.
5959 (emit_library_call_value_1): Likewise.
5960 * explow.c: Include target.h.
5961 (hard_function_value): Take extra argument, the fntype.
5962 Use new target hook for function_value.
5963 * expr.h (hard_function_value): Change prototype.
5964 * function.c (aggregate_value_p): Pass 0 as fntype to
5965 hard_function_value.
5966 (assign_parms): Use new target hook for function_value.
5967 Pass 0 as fntype to hard_function_value.
5968 (expand_function_end): Likewise.
5969 * reg-stack.c: Include target.h.
5970 (stack_result): Use new target hook for function_value.
5971 * target-def.h: New target hook function_value.
5972 * target.h: Likewise.
5973 * targhooks.c (default_function_value): New function.
5974 * targhooks.h (default_function_value): Declare.
5976 2005-07-13 Ian Lance Taylor <ian@airs.com>
5978 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5980 2005-07-14 Jan Hubicka <jh@suse.cz>
5982 * tree-dfa.c (dump_variable): Use default_def function.
5983 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5984 * tree-ssa.c (verify_use): Likewise.
5985 * tree-ssanames.c (release_ssa_name): Likewise.
5986 * tree-tailcall.c (eliminate_tail_call): Likewise.
5987 (tree_optimize_tail_calls_1): Likewise.
5988 * tree-vrp.c (get_value_range): Likewise.
5990 2005-07-14 Ben Elliston <bje@au.ibm.com>
5992 * gcc.c (main): Compare language[0] with '*' when iterating over
5995 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5997 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5998 "s390_emit_compare". Add handling of CCZ1mode.
5999 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6000 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6002 (s390_branch_condition_mask): Add CCZ1mode handling.
6003 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6004 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6005 Use CCZ1mode instead of CCZmode.
6006 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6008 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6010 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6012 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6014 2005-07-13 Eric Christopher <echristo@redhat.com>
6016 * config/mips/mips.c (mips_canonicalize_comparison): New.
6017 (mips_emit_int_relational): Use.
6019 2005-07-13 Eric Christopher <echristo@redhat.com>
6021 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6023 * config/s390/s390.md: Include tpf.md. Move tpf specific
6025 * config/s390/tpf.md: To here.
6026 * config/s390/s390.opt: Move tpf specific options...
6027 * config/s390/tpf.opt: to here. Add mmain option.
6028 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6029 * config/s390/tpf.h: Rewrite.
6031 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6033 * doc/tm.texi: Remove @xref{Cross-profiling}.
6035 2005-07-13 Jeff Law <law@redhat.com>
6037 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6038 expressions, test their _DECL operands for pointer equality rather
6039 than using operand_equal_p.
6041 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6043 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6044 (TARGET_POSIX_IO): This.
6045 * config/darwin.h: Likewise.
6046 * config/freebsd.h: Likewise.
6047 * config/linux.h: Likewise.
6048 * config/lynx.h: Likewise.
6049 * config/netbsd.h: Likewise.
6050 * config/rs6000/linux64.h: Likewise.
6051 * config/rs6000/linux.h: Likewise.
6052 * config/s390/tpf.h: Likewise.
6053 * config/sh/embed-elf.h: Likewise.
6054 * config/sparc/linux64.h: Likewise.
6055 * config/sparc/linux.h: Likewise.
6056 * config/svr4.h: Likewise.
6057 * gcov-io.h: Likewise.
6059 * doc/tm.texi: Updated.
6061 * libgcov.c (create_file_directory): Defined only if
6062 TARGET_POSIX_IO is defined.
6063 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6066 2005-07-13 Jan Hubicka <jh@suse.cz>
6068 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6070 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6072 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6073 structure as argument.
6075 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6077 PR tree-optimization/21921
6078 * tree-iterator.c (tsi_link_before): Support the case when
6079 tsi_end_p (tsi) == true.
6081 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6083 PR tree-optimization/22442
6084 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6087 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6089 PR rtl-optimization/20376
6090 * toplev.c (process_options): Enable -fweb and -frename-registers when
6092 * doc/invoke.texi: Update the information about when -fweb and
6093 -frename-registers are enabled.
6095 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6098 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6099 if *rhs_p is not a SSA_NAME.
6101 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6103 Fix PR tree-optimization/22422
6104 * tree-ssa-structalias.c (struct variable_info): Add flag for
6106 (get_varinfo): Now a static function.
6107 (new_varinfo): init has_union and is_special_var to false.
6108 (solution_set_add): Check has_union.
6109 (do_da_constraint): Move temporary variable so it gets reset
6111 Also check for special variable.
6112 (do_ds_constraint): Ditto.
6113 (do_sd_constraint): Ditto.
6114 (do_structure_copy): Check for special variable.
6115 (find_func_aliases): Ditto.
6116 (init_base_vars): Set special vars properly.
6118 2005-07-13 Jan Hubicka <jh@suse.cz>
6120 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6123 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6124 (get_expr_operands): Fix thinko wrt flags and subvars.
6126 PR tree-optimize/22379
6127 * tree-inline.c (expand_call_inline): Do not output sorry in early
6130 2005-07-12 Dale Johannesen <dalej@apple.com>
6132 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6134 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6137 * host-linux.h: Include limits.h.
6139 2005-07-12 Dale Johannesen <dalej@apple.com>
6141 * expr.c (compress_float_constant): Add cost check.
6142 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6144 2005-07-12 Dale Johannesen <dalej@apple.com>
6146 * gcc.target/i386/compress-float-sse.c: New.
6147 * gcc.target/i386/compress-float-sse-pic.c: New.
6148 * gcc.target/i386/compress-float-387.c: New.
6149 * gcc.target/i386/compress-float-387-pic.c: New.
6150 * gcc.dg/compress-float-ppc.c: New.
6151 * gcc.dg/compress-float-ppc-pic.c: New.
6153 2005-07-12 Eric Christopher <echristo@redhat.com>
6155 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6157 * config/s390/s390.md: Include tpf.md. Move tpf specific
6159 * config/s390/tpf.md: To here.
6160 * config/s390/s390.opt: Move tpf specific options...
6161 * config/s390/tpf.opt: to here. Add mmain option.
6162 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6163 * config/s390/tpf.h: Rewrite.
6165 2005-07-12 Eric Christopher <echristo@redhat.com>
6167 * gcc.c (struct infile): Update comment for language.
6168 (main): Rewrite input file resetting code.
6170 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6173 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6174 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6175 (lookup_avail_expr): Use constant_boolean_node instead
6176 of boolean_false_node/boolean_true_node.
6178 2005-07-12 Ben Elliston <bje@au.ibm.com>
6180 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6181 and use it when printing num_edges.
6183 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6185 * doc/extend.texi (Blackfin Built-in Functions): New section.
6186 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6189 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6191 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6192 s/cmpstrsi/cmpstrnsi
6193 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6195 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6196 (init_optabs): Initialize cmpstrn_optab.
6197 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6198 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6199 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6200 * config/i386/i386.md: s/cmpstr/cmpstrn
6201 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6202 * doc/md.texi: Update documentation.
6204 2005-07-11 Richard Henderson <rth@redhat.com>
6206 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6207 build_va_arg_indirect_ref.
6208 (alpha_gimplify_va_arg): Likewise.
6209 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6210 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6211 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6212 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6213 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6214 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6216 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6218 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6220 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6221 * passes.c (init_optimization_passes): Add pass_empty_loop.
6222 * tree-pass.h (pass_empty_loop): Declare.
6223 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6224 try_remove_empty_loop, remove_empty_loops): New functions.
6225 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6226 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6228 2005-07-12 Peter Barada <peter@the-baradas.com>
6232 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6233 in address registers.
6234 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6235 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6236 alternative of addsi3_5200.
6238 2005-07-11 Ian Lance Taylor <ian@airs.com>
6240 * config/mips/mips.md (ffs<mode>2): Remove.
6242 2005-07-11 Ian Lance Taylor <ian@airs.com>
6244 * doc/tree-ssa.texi (Cleanups): Improve description of
6246 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6248 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6250 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6251 * tree.h (DECL_ARGUMENT_FLD): New macro.
6253 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6255 Fix PR tree-optimization/22404
6257 * tree-ssa-structalias.c (create_variable_info_for): Use
6260 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6262 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6263 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6264 for second comparison operand.
6265 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6267 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6268 (define_insn_reservation "alu"): Likewise.
6269 (csync, ssync): Now of type sync.
6270 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6271 -mcsync-anomaly -mspecld-anomaly.
6272 * config/bfin/bfin.opt (mcsync): Remove.
6273 (mcsync-anomaly, mspecld-anomaly): Add.
6274 * config/bfin/bfin.c: Include "insn-codes.h".
6275 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6276 (TARGET_DEFAULT_TARGET_FLAGS): New.
6277 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6279 2005-07-11 Steven Bosscher <stevenb@suse.de>
6281 * basic-block.h: Give the BB flags enum a name, bb_flags.
6282 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6283 * cfgcleanup.c (enum bb_flags): Remove here.
6284 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6285 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6286 (update_forwarder_flag): Likewise.
6287 (thread_jump): Likewise.
6288 (try_forward_edges): Likewise.
6289 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6290 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6291 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6293 2005-07-11 Richard Guenther <rguenther@suse.de>
6295 * config/i386/i386.opt: New target option -msseregparm.
6296 * config/i386/i386.c (override_options): Error out for
6297 -msseregparm but no SSE support.
6298 (ix86_function_sseregparm): Check for global sseregparm.
6299 * doc/invoke.texi: Document -msseregparm.
6301 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6303 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6304 (m32rle-*-linux*): Ditto.
6306 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6308 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6309 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6312 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6316 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6317 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6319 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6321 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6322 (varmap): Heapify varmap.
6323 (constraints): Heapify constraints.
6324 (struct constraint_graph): Heapify succs and preds.
6325 (constraint_vec_find): Update for heapification.
6326 (constraint_set_union): Ditto.
6327 (insert_into_complex): Ditto.
6328 (constraint_edge_vec_find): Ditto.
6329 (erase_graph_self_edge): Ditto.
6330 (add_graph_edge): Ditto.
6331 (get_graph_weights): Ditto.
6332 (merge_graph_nodes): Ditto.
6333 (build_constraint_graph): Ditto.
6334 (topo_visit): Ditto.
6335 (solve_graph): Ditto.
6336 (create_variable_info_for): Ditto.
6337 (init_base_vars): Ditto.
6338 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6339 (condese_varmap_nodes): Free complex vector.
6340 (clear_edges_for_node): Clear succs and preds vector.
6342 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6344 * tree-ssa-structalias.c (update_alias_info): Change counting of
6345 references to not include vdefs.
6347 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6349 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6352 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6354 * pa.c (pa_commutative_p): Make PLUS commutative when
6355 TARGET_NO_SPACE_REGS is true.
6357 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6359 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6360 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6361 * tree-dfa.c (dump_subvars_for): New.
6362 (debug_subvars_for): New.
6363 (dump_variable): Show subvariables if VAR has them.
6364 * tree-flow-inline.h (get_subvar_at): New.
6365 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6366 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6368 (struct subvar): Change fields offset and size to unsigned
6370 (dump_subvars_for): Declare.
6371 (debug_subvars_for): Declare.
6372 (get_subvar_at): Declare.
6373 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6374 to unsigned HOST_WIDE_INT *.
6375 (overlap_subvar): Likewise.
6376 * tree-gimple.c (is_gimple_reg): Always return false for
6377 SFTs and memory tags.
6378 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6380 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6381 (compute_may_aliases): Call compute_points_to_sets.
6382 (collect_points_to_info_for): Remove.
6383 (compute_points_to_and_addr_escape): Remove.
6384 (delete_alias_info): Call delete_points_to_sets.
6385 (compute_flow_sensitive_aliasing): If the call to
6386 find_what_p_points_to returns false, call set_pt_anything.
6387 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6388 (set_pt_anything): Clear pi->pt_vars.
6389 (set_pt_malloc): Remove.
6390 (merge_pointed_to_info): Remove.
6391 (add_pointed_to_expr): Remove.
6392 (add_pointed_to_var): Remove.
6393 (collect_points_to_info_r): Remove.
6394 (is_escape_site): Make extern.
6396 (create_overlap_variables_for): Call it.
6397 * tree-ssa-copy.c (merge_alias_info): Never merge
6398 flow-sensitive alias information.
6399 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6400 offset and size to be unsigned HOST_WIDE_INT.
6401 (add_to_addressable_set): Rename from note_addressable.
6402 Set TREE_ADDRESSABLE as the variables are added to the set.
6404 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6405 operands into VUSEs when adding V_MAY_DEFs for members in an
6407 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6408 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6409 (struct variable_info): Add bitfield is_heap_var.
6410 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6411 (new_var_info): Initialize is_heap_var.
6412 (get_constraint_for): Add HEAP variables to the symbol table.
6413 Mark them with is_heap_var.
6414 (update_alias_info): New. Taken mostly from the old
6415 compute_points_to_and_addr_escape.
6416 (handle_ptr_arith): New.
6417 (find_func_aliases): Call update_alias_info.
6418 Call handle_ptr_info for tcc_binary expressions.
6419 Call mark_stmt_modified.
6420 (create_variable_info_for): If DECL has subvars, do not create
6421 variables for its subvars. Always add all the fields.
6422 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6423 SFTs, then add all the SFTs of the structure.
6424 If VI->DECL is an aggregate with subvariables, add the SFT at
6426 (find_what_p_points_to): If VI is an artificial variable,
6427 translate to bitfields in SSA_NAME_PTR_INFO.
6428 If the solution is empty, set pi->pt_vars to NULL
6429 (init_base_vars): Create ANYOFFSET.
6430 (compute_points_to_sets): Rename from create_alias_vars.
6432 (pass_build_pta): Remove.
6433 (delete_points_to_sets): Rename from delete_alias_vars.
6434 (pass_del_pta): Remove.
6435 * tree-ssa-structalias.h (struct alias_info): Move from
6437 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6438 NUM_REFERENCES_SET): Likewise.
6439 (compute_points_to_sets, delete_points_to_sets): Declare.
6441 2005-07-09 Richard Henderson <rth@redhat.com>
6443 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6444 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6445 alpha_split_lock_test_and_set_12): New functions.
6446 * config/alpha/alpha-protos.h: Update.
6447 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6448 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6449 * config/alpha/sync.md (I12MODE): New.
6450 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6451 (sync_<fetchop_name><I48MODE>): Likewise.
6452 (sync_nand<I48MODE>): Likewise.
6453 (sync_old_<fetchop_name><I48MODE>): Likewise.
6454 (sync_new_<fetchop_name><I48MODE>): Likewise.
6455 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6456 (sync_compare_and_swap<I48MODE>): Likewise.
6457 (sync_lock_test_and_set<I48MODE>): Likewise.
6458 (sync_compare_and_swap<I12MODE>): New.
6459 (sync_compare_and_swap<I12MODE>_1): New.
6460 (sync_lock_test_and_set<I12MODE>): New.
6461 (sync_lock_test_and_set<I12MODE>_1): New.
6463 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6467 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6469 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6471 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6472 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6474 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6477 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6479 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6481 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6482 memory_operand constraint.
6483 (store_conditional_<mode>): Same.
6484 (sync_compare_and_swap<mode>): Same.
6485 (sync_lock_test_and_set<mode>): Same.
6487 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6489 Rewrite PIC support to more closely model actual instructions.
6490 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6491 (cris_symbol): Remove prototypes for removed functions.
6492 (cris_pic_symbol_type_of, cris_valid_pic_const)
6493 (cris_expand_pic_call_address): Prototypes for new functions.
6494 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6496 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6498 <case ':'>: Add case for new punctuation character.
6499 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6500 emitting (extra) PIC modifier.
6501 <case UNSPEC>: Do not assert for PLT.
6502 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6503 (cris_expand_prologue, cris_expand_epilogue): Check
6504 for pic_offset_table_rtx usage instead of taking
6505 current_function_uses_pic_offset_table as the final word.
6506 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6507 Remove flag_pic difference.
6508 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6509 the moral equivalents of...
6510 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6512 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6513 (cris_handle_option): Mark ARG as unused.
6514 (cris_expand_pic_call_address): New worker function for "call",
6516 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6517 output PIC constructs here.
6518 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6519 as symbol-specific modifers, not whole or part of operands.
6520 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6521 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6522 constants and flag_pic.
6523 (CONSTANT_INDEX_P): Adjust for new functions.
6524 (enum cris_pic_symbol_type): New helper type.
6525 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6526 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6527 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6529 ("movsi"): Emit actual instructions for GOT and relative access.
6530 ("*movsi_got_load"): New pattern to set up the register holding
6532 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6533 Adjust FIXME for 'S'.
6534 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6535 Use "movs" for -fpic cases.
6536 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6537 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6538 ("call", "call_value"): Just call cris_expand_pic_call_address for
6540 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6541 Remove special pattern.
6542 ("*expanded_call_side", "*expanded_call_value_side"): New
6544 (gotplt-to-plt, gotplt-to-plt-side-call)
6545 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6547 * config/cris/cris/predicates.md
6548 ("cris_general_operand_or_gotless_symbol"): Remove unused
6550 ("cris_general_operand_or_symbol"): Adjust for new functions.
6552 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6554 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6556 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6558 * Makefile.in (TREE_H): Add treestruct.def.
6559 (c-decl.o): Add pointer-set.h
6560 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6561 visibility on regular DECL's.
6562 (merge_decls): Fix the copying of decl nodes of various types for
6563 the new structures. Don't update RTL, section name, weak status,
6564 etc, on DECL's without RTL.
6565 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6566 Don't check volatile on non-variable types.
6567 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6568 to check whether we have seen arguments.
6569 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6570 flag is checked before field (flag is common, field is not).
6571 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6572 TS_DECL_COMMON could have an origin.
6573 (add_location_or_const_value_attribute): Don't check section name
6574 on non-var/function decls.
6575 (dwarf2out_var_location): Reverse order of tests.
6576 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6577 with DECL_WRTL_CHECK.
6578 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6579 * fold-const.c (fold_binary): Don't check weakness on
6580 non-var/function decls.
6581 (tree_expr_nonzero_p): Ditto.
6582 (fold_checksum_tree): Use tree_decl_extra as sizeof
6584 * ggc-page.c (extra_order_size_table): Add sizes for
6585 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6587 * gimplify.c (gimplify_bind_expr): Only set
6588 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6589 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6591 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6592 * langhooks.h (init_ts). New langhook.
6593 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6594 * print-tree.c (print_node): Update to only print fields that
6595 exist in the structures the passed decl has.
6596 * toplev.c (wrapup_global_declarations): Don't reset
6597 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6598 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6599 * tree-inline.c (remap_decl): Ditto.
6600 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6601 * tree-pretty-print.c (print_declaration): Don't print
6602 DECL_REGISTER on things that don't contain it.
6603 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6604 non-var/function decls.
6605 * tree.c (tree_contains_struct): New structure.
6606 (init_priority_for_decl): New hashtable.
6607 (tree_int_map): New structure.
6608 (tree_int_map_eq): New function.
6609 (tree_int_map_marked_p): Ditto.
6610 (tree_int_map_hash): Ditto.
6611 (tree_map): Move to tree.h.
6612 (tree_map_eq): Externalize.
6613 (tree_map_hash): Ditto.
6614 (tree_map_marked_p): Ditto.
6615 (init_ttree): Set up tree_contains_struct and call langhook.
6616 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6617 (tree_code_size): Update for new structures.
6618 (tree_node_structure): Update for new structures.
6619 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6621 (copy_node_stat): Copy init priority.
6622 (build_decl_stat): Ditto for visibility.
6623 (ts_enum_names): New.
6624 (tree_contains_struct_check_failed): New function.
6625 (decl_init_priority_lookup): Ditto.
6626 (decl_init_priority_insert): Ditto.
6627 * treestruct.def: New file.
6628 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6629 (CONTAINS_STRUCT_CHECK): Ditto.
6630 (tree_contains_struct_check_failed): New prototype.
6631 (DECL_CHECK): Removed.
6632 (DECL_MINIMAL_CHECK): New.
6633 (DECL_COMMON_CHECK): Ditto.
6634 (DECL_WRTL_CHECK): Ditto.
6635 (DECL_NON_COMMON_CHECK): Ditto.
6636 (DECL_WITH_VIS_CHECK): Ditto.
6637 (VAR_OR_FUNCTION_DECL_P): Ditto
6638 (struct tree_decl_minimal): New structure.
6639 (struct tree_decl_common): Ditto.
6640 (struct tree_decl_with_rtl): Ditto.
6641 (struct tree_decl_with_vis): Ditto.
6642 (struct tree_decl_non_common): Ditto.
6643 (struct tree_field_decl): Ditto.
6644 (struct tree_parm_decl): Ditto.
6645 (struct tree_var_decl): Ditto.
6646 (struct tree_function_decl): Ditto.
6647 (struct tree_const_decl): Ditto.
6648 (struct tree_result_decl): Ditto.
6649 (union tree_node): Add new structures.
6650 * var-tracking.c (track_expr_p): Reverse order of tests.
6652 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6654 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6656 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6657 * system.h: Poison FINALIZE_PIC.
6658 * doc/tm.texi (FINALIZE_PIC): Remove.
6660 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6663 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6664 to the correct type if we have a MODIFY_EXPR.
6666 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6668 PR tree-optimization/22360
6669 * tree.c (upper_bound_in_type): Fix calculations for casting
6670 to a non-wider signed type and casting a signed value to a
6671 wider unsigned type.
6672 (lower_bound_in_type): Fix calculations for casting to a
6673 non-wider signed type.
6675 PR tree-optimization/20139
6676 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6678 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6679 fold_cond_expr_cond.
6680 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6681 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6683 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6686 * tree-complex.c (expand_complex_libcall): Produce
6687 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6689 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6691 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6692 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6693 b" assert and inserted fastpath code for this case.
6694 (bitmap_ior): Removed "a != b" assert.
6696 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6698 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6699 (ENDFILE_SPEC): Likewise.
6700 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6702 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6703 a large stack frame at epilogue.
6705 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6707 * final.c: Include sdbout.h when required.
6709 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6711 * config.gcc (*-*-darwin*): Only one target-specific header file
6713 (powerpc-*-darwin*): Add version-specific header files.
6714 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6715 * config.in: Regenerate.
6716 * configure: Regenerate.
6717 * gcc.c: Include xregex.h.
6718 (version_compare_spec_function): New.
6719 (spec_function): Add version-compare.
6720 (replace_outfile_spec_function): Reformat comment.
6721 (compare_version_strings): New.
6722 * config/darwin-c.c (version_as_macro): New.
6723 (builtin_define): New.
6724 (darwin_cpp_builtins): New.
6725 * config/darwin-protos.h (darwin_cpp_builtins): New.
6726 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6727 (LIB_SPEC): Make unconditional, update comment.
6728 (TARGET_C99_FUNCTIONS): Define.
6729 * config/darwin.opt: Sort.
6730 (mmacosx-version-min=): New.
6731 * config/darwin7.h: Delete.
6732 * config/darwin8.h: Delete.
6733 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6734 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6735 (TARGET_C99_FUNCTIONS): Define.
6736 * config/rs6000/darwin7.h: New.
6737 * config/rs6000/darwin8.h: New.
6738 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6739 (-mmacosx-version-min): Document.
6741 2005-07-07 Ian Lance Taylor <ian@airs.com>
6743 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6745 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6748 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6750 2005-07-07 Khem Raj <kraj@mvista.com>
6752 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6753 in bytes, not words.
6755 2005-07-07 Paul Brook <paul@codesourcery.com>
6757 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6758 DEFAULT_FUNCTION_ARG_PADDING to upward.
6760 2005-07-07 Richard Henderson <rth@redhat.com>
6762 * function.c (locate_and_pad_parm): Record parameter alignment in
6763 stack_alignment_needed.
6765 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6767 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6768 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6769 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6770 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6771 (define_attr "type"): Add isync, sync, load_l, store_c.
6772 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6773 Create scratch volatile MEM.
6774 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6776 (load_locked_<mode>): New.
6777 (store_conditional_<mode>): New.
6778 (sync_compare_and_swap<mode>): Replace with splitter.
6779 (sync_lock_test_and_set<mode>): Replace with splitter.
6780 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6782 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6783 is ics. Attribute isync.
6784 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6786 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6787 and UNSPECV_SYNC_OP.
6788 (emit_unlikely_jump): New.
6789 (emit_load_locked): New.
6790 (emit_store_conditional): New.
6791 (rs6000_split_compare_and_swap): New.
6792 (rs6000_split_lock_test_and_set): New.
6793 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6794 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6795 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6796 rs6000_split_lock_test_and_set): Declare.
6797 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6798 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6799 store_c, isync, sync.
6801 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6803 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6804 filenames to gtyp-gen.h.
6805 (s-typ-gen): Use it in place of for loops.
6807 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6809 * hooks.c (hook_bool_rtx_int_false): New function.
6810 * hooks.h (hook_bool_rtx_int_false): Declare.
6811 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6812 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6813 * target.h (struct gcc_target): Add commutative_p member.
6814 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6815 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6816 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6817 (pa_commutative_p): New function.
6818 * jump.c (target.h): Include.
6819 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6820 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6822 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6824 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6825 (s390_expand_setmem): New.
6826 * config/s390/s390.c: Likewise.
6827 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6829 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6830 general_operand. Call new function "s390_expand_setmem".
6831 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6832 ("setmem_long", "*setmem_long"): ... this.
6834 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6836 * config/s390/s390.c: (optimization_options): Enable
6837 TARGET_MVCLE at -Os.
6838 * doc/invoke.texi: Document changes in default behaviour.
6839 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6841 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6843 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6844 defined by back-end.
6846 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6848 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6849 all sets in the pattern.
6850 * config/rs6000/rs6000.md (stack_protect_testsi,
6851 stack_protect_testdi): Likewise.
6853 2005-07-06 Jeff Law <law@redhat.com>
6855 * tree-vrp.c (simplify_using_ranges): Kill.
6856 (vrp_finalize): Remove call to simplify_using_ranges.
6857 (simplify_stmt_using_ranges): New function extracted from
6858 simplify_using_ranges.
6859 (simplify_div_or_mod_using_ranges): Likewise.
6860 (simplify_abs_using_ranges): Likewise.
6861 (simplify_cond_using_ranges): New function.
6862 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6863 * tree-ssa-propagate.c (substitute_and_fold): Call
6864 simplify_stmt_using_ranges if we have range information.
6866 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6868 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6869 ia64_flag_schedule_isns2.
6871 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6872 reading/writing general registers.
6873 (ia64_function_arg): Revert 2005-06-18 change.
6875 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6877 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6878 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6880 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6882 * function.c (expand_function_end): Revert part of 2005-06-27
6883 patch. Do sjlj_emit_function_exit_after after return_label.
6885 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6887 * doc/install.texi (--disable-libssp): New.
6889 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6891 * doc/invoke.texi: Update -fforce-mem documentation.
6892 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6893 code for -fforce-mem.
6894 * expmed.c: (store_bit_field,store_fixed_bit_field,
6895 extract_bit_field): Ditto.
6896 * expr.c: (convert_move): Ditto.
6897 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6898 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6899 emit_conditional_add,expand_float,expand_fix): Ditto.
6900 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6901 (common_handle_option): Issue warning when -fforce-mem specified.
6903 2005-07-06 Paul Brook <paul@codesourcery.com>
6905 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6907 * configure: Regenerate.
6909 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6911 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6913 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6915 Fix PR tree-optimization/22319
6916 Fix PR tree-optimization/22140
6917 Fix PR tree-optimization/22310
6919 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6920 variable sized types.
6921 Use correct type for intermediate structure on *a = *b structure
6924 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6926 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6928 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6929 (machine_function): Move typedef to...
6930 * config/rs6000/rs6000.c (machine_function): ... here. Add
6931 varargs_save_offset field.
6932 (rs6000_stack_t): Remove varargs_size field.
6933 (setup_incoming_varargs): Allocate varargs save area using
6934 assign_stack_local, try to make it as small as possible.
6935 Save offset from virtual_stack_vars_rtx to the save area
6936 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6937 instead of magic 8 when fp word byte size is used.
6938 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6939 instead of -RS6000_VARARGS_SIZE.
6940 (rs6000_stack_info, debug_stack_info,
6941 rs6000_initial_elimination_offset): Remove all traces of
6943 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6944 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6945 RS6000_VARARGS_AREA.
6947 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6949 PR tree-optimization/21963
6950 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6951 constant_multiple_of in the same way get_computation_cost_at does.
6953 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6955 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6956 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6957 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6958 and return its previous value.
6959 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6960 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6962 (stack_protect_set, stack_protect_test): New expanders.
6963 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6964 stack_protect_testdi): New insns.
6965 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6966 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6968 2005-07-06 Jeff Law <law@redhat.com>
6970 * tree-ssa-dce.c (cfg_altered): New global.
6971 (tree_dce_init): Initialize cfg_altered.
6972 (remove_dead_stmt): If we remove an edge in the CFG, then set
6974 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6977 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6979 * Makefile.in (stamp-collect-ld): Use
6980 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6981 ./collect-ld if it already exists.
6982 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6983 Don't remove ./nm if it already exists.
6985 2005-07-05 Devang Patel <dpatel@apple.com>
6987 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6988 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6989 * tree-vectorizer.c (vect_loop_location): New.
6990 (vect_print_dump_info): Use vect_loop_location.
6991 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6992 (vectorize_loops): Set vect_loop_location.
6993 * tree-vect-analyze.c (vect_analyze_offset_expr,
6994 vect_determin_vectorization_factor, vect_analyze_operations,
6995 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6996 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6997 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6998 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6999 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7000 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7001 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7002 vect_analyze_loop): Adjust vect_print_dump_info API.
7003 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7004 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7005 vect_finish_stmt_generation, vectorizable_assignment,
7006 vectorizable_operation, vectorizable_store, vectorizable_load,
7007 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7008 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7009 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7010 vect_transform_loop): Same.
7011 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7012 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7015 2005-07-05 Randolph Chung <tausq@debian.org>
7017 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7018 * configure: Regenerate.
7019 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7020 (pa_tls_referenced_p): Declare.
7021 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7022 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7023 (legitimize_tls_address): New.
7024 (hppa_legitimize_address): Handle TLS addresses.
7025 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7026 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7027 (emit_move_sequence): Handle TLS addresses.
7028 (pa_encode_section_info): Call default handler to handle common
7030 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7031 (CONSTANT_ADDRESS_P): Reject TLS operands.
7032 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7033 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7034 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7035 (UNSPEC_TLSLE): Define new constants.
7036 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7037 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7038 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7039 (tie_symbolic_operand, tle_symbolic_operand): New
7041 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7043 * aclocal.m4: Update macros for autoconf 2.59 style.
7044 * configure.ac: Likewise.
7046 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7048 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7049 (function_arg): Pass small aggregates in general registers on 32-bit
7051 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7053 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7055 * Makefile.in (final.o): Fix dependencies.
7057 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7061 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7062 * langhooks.c (lhd_expr_to_decl): New.
7063 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7065 (LANG_HOOKS_INITIALIZER): Update.
7066 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7067 expr_to_decl langhook.
7068 * c-tree.h (c_expr_to_decl): Declare.
7069 * c-typeck.c (c_expr_to_decl): New.
7070 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7072 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7074 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7077 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7078 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7080 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7082 * Makefile.in: Adjust dependencies.
7083 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7084 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7085 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7086 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7087 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7088 rest_of_compilation.
7090 * bb-reorder.c (gate_duplicate_computed_gotos,
7091 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7092 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7093 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7094 pass_partition_blocks): New.
7095 * bt-load.c (gate_handle_branch_target_load_optimize,
7096 rest_of_handle_branch_target_load_optimize,
7097 pass_branch_target_load_optimize): New.
7098 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7100 * cfglayout.c (pass_insn_locators_initialize): New.
7101 * cfgrtl.c (pass_free_cfg): New.
7102 * combine.c (gate_handle_combine, rest_of_handle_combine,
7104 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7105 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7106 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7107 * except.c (pass_set_nothrow_function_flags,
7108 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7110 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7111 rest_of_handle_shorten_branches, pass_shorten_branches,
7112 rest_of_clean_state, pass_clean_state): New.
7113 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7114 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7115 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7117 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7118 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7119 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7120 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7122 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7123 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7124 pass_rtl_ifcvt, gate_handle_if_after_combine,
7125 rest_of_handle_if_after_combine, pass_if_after_combine,
7126 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7127 pass_if_after_reload): New.
7128 * integrate.c (pass_initial_value_sets): New.
7129 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7130 pass_purge_lineno_notes): New.
7131 * mode-switching.c (rest_of_handle_mode_switching,
7132 pass_mode_switching): New.
7133 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7134 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7136 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7137 pass_loop_optimize): New.
7138 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7140 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7142 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7143 pass_postreload_cse): New.
7144 * profile.c (gate_handle_profiling, pass_profiling,
7145 rest_of_handle_branch_prob, pass_branch_prob): New.
7146 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7147 pass_split_before_regstack, gate_handle_split_before_regstack,
7148 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7149 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7150 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7151 pass_stack_regs): New.
7152 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7153 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7154 pass_stack_adjustments): New.
7155 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7156 pass_regrename): New.
7157 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7158 pass_delay_slots, gate_handle_machine_reorg,
7159 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7160 * rtl.h (extern void purge_line_number_notes): New.
7161 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7162 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7164 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7166 * value-prof.c (gate_handle_value_profile_transformations,
7167 rest_of_handle_value_profile_transformations,
7168 pass_value_profile_transformations): New.
7169 * var-tracking.c (gate_handle_var_tracking,
7170 pass_variable_tracking): New.
7171 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7173 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7174 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7175 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7176 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7177 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7178 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7179 rest_of_handle_gcse2, rest_of_handle_regmove,
7180 rest_of_handle_tracer, rest_of_handle_if_conversion,
7181 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7182 rest_of_handle_web, rest_of_handle_branch_prob,
7183 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7184 rest_of_handle_jump_bypass, rest_of_handle_combine,
7185 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7186 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7187 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7188 rest_of_handle_mode_switching, rest_of_handle_jump,
7189 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7190 rest_of_handle_flow2, rest_of_handle_jump2,
7191 rest_of_handle_peephole2, rest_of_handle_postreload,
7192 rest_of_handle_shorten_branches, rest_of_clean_state,
7193 rest_of_compilation): Remove.
7195 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7196 * passes.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): Moved
7200 from tree-optimize.c.
7201 (init_optimization_passes): Moved from tree-optimize.c,
7202 adding the RTL optimizations.
7203 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7204 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7205 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7206 register_dump_files, next_pass_1, last_verified, execute_todo,
7207 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7208 init_tree_optimization_passes, ipa_passes): Delete.
7209 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7211 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7212 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7214 (ipa_passes): Remove.
7215 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7216 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7217 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7218 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7219 (dump_info_p, dump_flag): Moved to tree-dump.h.
7221 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7223 * passes.c (finish_optimization_passes): Use dump_begin
7224 and dump_end, TDI_end.
7225 (gate_rest_of_compilation): New.
7226 (pass_rest_of_compilation): Use it.
7227 (gate_postreload, pass_postreload): New.
7228 * toplev.c (general_init): Rename init_tree_optimization_passes.
7229 * toplev.h (init_tree_optimization_passes): Rename to
7230 init_optimizations_passes.
7231 * tree-dump.c (dump_flag): Make static.
7232 (dump_files): Remove RTL dumps.
7233 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7234 pass_cleanup_cfg, pass_free_cfg_annotations,
7235 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7236 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7237 * tree-pretty-print.c: Include tree-pass.h.
7238 * cgraph.c: Include tree-dump.h.
7240 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7242 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7243 Only fall back to saying it points to readonly memory if
7246 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7248 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7249 * config/m32r/m32r.c (m32r_compute_frame_size,
7250 m32r_expand_prologue): Take current_function_profile into
7251 account whenever we reference
7252 current_function_uses_pic_offset_table.
7253 (m32r_finalize_pic): Remove.
7254 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7256 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7258 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7259 instead of $<. Don't remove ./as if it already exists.
7261 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7264 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7265 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7266 for complex modes when generating code for PA 1.0.
7267 (VALID_FP_MODE_P): New macro.
7268 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7269 sets for all general and floating point modes. Align wide floating
7270 point modes to even register boundaries to comply with architectural
7272 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7273 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7274 (VALID_FP_MODE_P): New macro.
7275 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7276 sets for all general and floating point modes. Align wide floating
7277 point modes to even register boundaries to comply with architectural
7280 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7282 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7285 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7287 * tree-ssa-structalias.c: Don't include expr.h.
7289 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7291 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7294 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7296 Fix PR tree-optimization/22279
7298 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7301 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7303 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7305 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7307 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7308 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7309 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7310 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7311 config/stormy16/stormy16.c, config/v850/v850.c,
7312 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7313 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7314 Avoid "." or "\n" at end of diagnostics and capital letters at
7315 start of diagnostics.
7316 * combine.c, cse.c: Don't translate dump file output.
7317 * toplev.c (print_version): Only translate output if going to
7320 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7322 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7323 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7326 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7328 * pa.c (fix_range): Fix typo in comment.
7330 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7332 * tree-vrp.c (extract_range_from_assert): Replace
7333 fold (build (...)) with fold_build2.
7335 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7337 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7338 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7339 (format_types_orig, handle_format_attribute): Add support for
7342 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7344 * varasm.c (assemble_variable): Fix format specifier thinko.
7346 2005-07-03 Ira Rosen <irar@il.ibm.com>
7348 PR tree-optimization/22029 (and 22135)
7349 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7350 a phi node before calling dump_vops.
7352 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7354 * tree-dump.h (dump_string_field): Declare.
7355 * tree-dump.c: Use it instead of dump_string.
7356 (dump_string_field): Make non-static.
7358 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7360 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7361 up the minimal CFG stuff always when optimize > 0. Call
7362 split_all_insns_noflow in PIC case if needed.
7364 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7365 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7368 * c-decl.c (c_write_global_declarations): Dump contents of
7370 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7371 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7372 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7373 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7376 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7378 * c-common.h (GCC_DIAG_STYLE): Define.
7379 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7380 version for format checking to 4.1.
7381 * c-format.c: Include toplev.h after c-common.h.
7382 (enum format_type): Add gcc_tdiag_format_type.
7383 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7384 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7385 (format_types_orig): Add gcc_tdiag.
7386 (init_dynamic_diag_info): Support gcc_tdiag formats.
7387 (handle_format_attribute): Likewise.
7388 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7389 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7390 version for format checking to 4.1.
7391 (warning0, warning, error, pedwarn, sorry): Use
7393 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7394 (finish_aliases_1): Do not use %qE.
7395 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7396 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7397 Correct format bugs.
7398 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7399 parameter to unsigned HOST_WIDE_INT.
7400 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7402 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7405 * expr.c (write_complex_part): Use adjust_address for MEM.
7406 (read_complex_part): Same.
7408 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7410 Fix PR tree-optimization/22280
7412 * tree-sra.c (generate_element_init): Remove useless loop.
7414 2005-07-02 Richard Henderson <rth@redhat.com>
7416 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7418 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7420 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7423 * fold-const.c (fold_binary): Handle the return value of
7424 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7425 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7427 2005-07-02 Jeff Law <law@redhat.com>
7429 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7430 a eliminate type conversion which feeds an equality comparison
7431 if the original type or either operand in the comparison is a
7434 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7436 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7437 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7439 * config/avr/avr.c: Do not use '`' as left quote.
7440 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7441 Remove "." from end of diagnostics. Make diagnostics start with
7444 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7445 Joseph S. Myers <joseph@codesourcery.com>
7447 * toplev.c (default_tree_printer): Handle setting location with
7449 * c-objc.common.c (c_tree_printer): Likewise.
7450 * c-format.c (gcc_diag_flag_specs): Add '+'.
7451 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7452 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7454 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7455 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7456 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7457 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7458 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7459 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7460 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7461 format arguments where %J is used without %D.
7463 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7465 * gcc.c (LINK_SSP_SPEC): Define.
7466 (link_ssp_spec): New variable.
7467 (LINK_COMMAND_SPEC): Add %(link_ssp).
7468 (static_specs): Add link_ssp_spec.
7469 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7470 * configure: Rebuilt.
7471 * config.in: Rebuilt.
7473 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7474 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7475 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7476 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7477 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7478 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7479 -0x7008(2) instead of reading __stack_chk_guard variable.
7480 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7482 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7483 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7484 if TARGET_THREAD_SSP_OFFSET is defined.
7485 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7486 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7489 2005-06-27 Richard Henderson <rth@redhat.com>
7490 * libgcc-std.ver (GCC_4.1.0): New.
7491 * libgcc.h (__stack_chk_guard): Declare.
7492 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7493 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7494 * mklibgcc.in (lib2funcs): Add them.
7496 2005-07-01 Richard Henderson <rth@redhat.com>
7498 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7499 void * before struct sigcontext *.
7500 (x86_fallback_frame_state): Likewise.
7502 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7504 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7506 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7509 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7510 we check for SSA_NAME for.
7512 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7514 Fix PR tree-optimization/22071
7516 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7518 (get_constraint_for_component_ref): Use it.
7520 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7523 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7524 print out the last new line.
7526 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7528 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7529 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7530 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7531 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7532 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7533 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7534 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7535 (enum reg_class): New member CC0_REGS.
7536 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7537 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7538 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7539 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7540 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7541 Adjust for register now described.
7543 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7546 * config/i386/i386.md (stack_protect_test_si,
7547 stack_protect_test_di): Add earlyclobber for scratch 3.
7548 * config/rs6000/rs6000.md (stack_protect_testsi,
7549 stack_protect_testdi): Add earlyclobber for scratch 3,
7550 remove earlyclobber from scratch 4.
7552 Older entries for 2005 can be found in ChangeLog-2005.