1 2005-10-07 James E. Wilson <wilson@specifix.com>
4 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
8 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
9 fr_spill): Use destination_operand for operand 0.
11 2005-10-07 DJ Delorie <dj@redhat.com>
13 * varasm.c (output_constant): Limit error to expanding
16 2005-10-07 Richard Guenther <rguenther@suse.de>
19 * fold-const.c (fold_binary): Fix operand types during folding
20 of X op (A, Y). Evaluation order of the side-effects of
21 X and A are frontend-defined, so ensure we honour that even for
22 tcc_comparison class operands; eased by removing duplicate code.
24 2005-10-07 Steve Ellcey <sje@cup.hp.com>
26 * stor-layout.c (layout_type): Do not allow alignment of array
27 elements to be greater than their size.
29 2005-10-07 Steve Ellcey <sje@cup.hp.com>
31 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
33 (hppa*-*-linux*): Ditto.
34 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
35 * config/host-hpux.c: New.
37 * config/pa/x-hpux: Remove.
38 * config/pa/x-linux: Remove.
39 * config/pa/pa-host.c: Remove.
41 2005-10-07 Jeff Law <law@redhat.com>
43 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
44 determine whether or not to try and thread outgoing edges.
46 2005-10-07 David Edelsohn <edelsohn@gnu.org>
48 * config/rs6000/rs6000.md (eqsi_power): New.
49 (neg_eq0si): Add TARGET_POWER to final condition.
52 2005-10-06 Richard Henderson <rth@redhat.com>
54 * config/rs6000/rs6000.c: Revert last change.
56 2005-10-06 Richard Henderson <rth@redhat.com>
58 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
59 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
61 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
65 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
66 out return_label and naked_return_label.
68 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
70 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
73 2005-10-06 Richard Henderson <rth@redhat.com>
76 * tree-inline.c (declare_return_variable): Handle modify_dest not
79 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
81 Fix PR tree-optimization/22488
82 * tree-ssa-structalias.c (check_for_overlaps): New function.
83 (create_variable_info_for): Use it.
85 2005-10-06 Richard Henderson <rth@redhat.com>
88 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
89 (dwarf2out_start_source_file): Print it.
91 2005-10-06 Geoffrey Keating <geoffk@apple.com>
93 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
95 2005-10-06 Richard Henderson <rth@redhat.com>
98 * mode-switching.c (optimize_mode_switching): Clear transp bit
99 for block with incomming abnormal edges.
101 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
102 (fpscr_set_from_mem): Use them.
103 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
104 (fpscr postinc splitters): Rewrite as peephole2+split.
106 2005-10-06 David Edelsohn <edelsohn@gnu.org>
108 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
109 (eq<mode>_compare): Same.
111 2005-10-06 Richard Guenther <rguenther@suse.de>
113 PR tree-optimization/24238
114 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
116 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
118 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
119 here. Use AC_PATH_PROG for environment variables instead of
121 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
123 * configure: Regenerated.
125 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
128 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
129 then force it into a register.
130 (call_value): Likewise.
132 2005-10-06 Richard Henderson <rth@redhat.com>
135 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
136 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
137 under pass_vectorize.
139 2005-10-05 Devang Patel <dpatel@apple.com>
142 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
143 handling constants. Check NAMESPACE_DECL context for constants.
145 2005-10-05 Eric Christopher <echristo@apple.com>
147 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
149 2005-10-05 Richard Henderson <rth@redhat.com>
152 * tree-cfg.c (mark_array_ref_addressable_1): New.
153 (mark_array_ref_addressable): New.
154 * tree-flow.h (mark_array_ref_addressable): Declare.
155 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
157 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
161 * reload.c (subst_reloads): When adding a REG_LABEL to a
162 jump instruction, also update JUMP_LABEL.
164 2005-10-05 David Edelsohn <edelsohn@gnu.org>
166 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
167 * bb-reorder.c (copy_bb_p): Use it.
168 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
170 2005-10-05 Richard Henderson <rth@redhat.com>
173 * toplev.c (process_options): Warn about unsupported combinations
174 of unwind tables and omit-frame-pointer.
175 * config/i386/i386.c (override_options): Similarly. Enable
176 accumulate-outgoing-args if not explicitly disabled.
178 2005-10-05 Steve Ellcey <sje@cup.hp.com>
180 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
181 Handle big endian vs. small endian.
182 (vec_initv2sf): Handle big endian vs. small endian.
183 (*vec_extractv2sf_1): Ditto.
185 2005-10-05 Dale Johannesen <dalej@apple.com>
187 * convert.c (convert_to_real): Don't convert
188 (float)floor(double d) to floorf((float)d).
190 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
192 * config/arm/arm.md (insv): Use gen_int_mode in more places.
194 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
196 PR tree-optimization/18587
197 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
198 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
199 build_vuses): Change to VEC type.
200 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
201 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
202 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
203 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
204 (get_name_decl): New. Return DECL_UID of base variable.
205 (operand_build_cmp): New. qsort comparison routine.
206 (operand_build_sort_virtual): New. Sort virtual build vector.
207 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
208 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
209 (FINALIZE_BASE): Use get_name_decl.
210 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
211 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
212 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
213 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
214 direct VEC_* manipulations.
215 (build_ssa_operands): Call operand_build_sort_virtual.
216 (copy_virtual_operand, create_ssa_artficial_load_stmt,
217 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
218 with direct VEC_* manipulations.
219 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
220 with direct VEC manipulations.
222 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
224 PR tree-optimization/21419
225 PR tree-optimization/24146
226 PR tree-optimization/24151
228 * c-typeck.c (readonly_error): Handle USE being lv_asm.
229 (build_asm_expr): Call it if outputs are read-only.
230 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
232 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
233 Paolo Bonzini <bonzini@gnu.org>
237 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
238 enable the instructions and not just the built-ins.
239 * doc/invoke.texi (x86 Options): Likewise.
241 2005-10-04 Geoffrey Keating <geoffk@apple.com>
243 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
245 * doc/invoke.texi (Option Summary): Correct spelling
246 of -mmacosx-version-min.
248 2005-10-04 Devang Patel <dpatel@apple.com>
250 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
253 2005-10-04 Steve Ellcey <sje@cup.hp.com>
255 * tree-vect-transform.c (vect_create_epilog_for_reduction):
256 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
258 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
260 * config/s390/s390.md ("TDSI","DP"): New mode macros.
261 ("TE","tg"): New mode attributes.
262 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
263 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
264 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
265 dword_mode and one for GPRmode.
267 2005-10-04 Ian Lance Taylor <ian@airs.com>
269 PR preprocessor/13726
270 * c-ppoutput.c (cb_include): Add comments parameter, and print out
271 any comments passed in.
273 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
275 * tree.c (annotate_with_file_line): Fix typo.
277 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
280 * builtins.c (fold_builtin_memcmp): When constructing the pointer
281 type used to access data in the inlined length == 1 case, use
282 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
283 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
285 2005-10-04 Uros Bizjak <uros@kss-loka.si>
287 * config/i386/i386.h (TARGET_FISTTP): Enable also for
288 TARGET_SSE3 and only for TARGET_80387.
289 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
290 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
291 Do not depend on TARGET_80387.
293 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
295 * tree.c (last_annotated_node): Change type to location_t*.
296 (annotate_with_file_line): Reflect the change of
297 last_annotated_node type.
299 2005-10-04 Richard Guenther <rguenther@suse.de>
302 * c-decl.c (grokdeclarator): Don't write to fields
305 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
308 * c-decl.c (finish_decl): Use set_user_assembler_name even for
310 * varasm.c (make_decl_rtl): If a register variable does not
311 have a set user assmbler name, error out.
312 Decode the asmspec is now name+1 bypassing '*'.
314 2005-10-04 Steven Bosscher <stevenb@suse.de>
316 PR tree-optimization/23049
317 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
318 of a COND_EXPR is folded before calling fold on the whole rhs of a
319 conditional assignment.
320 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
321 document that a COND_EXPR may appear there.
323 2005-10-03 Diego Novillo <dnovillo@redhat.com>
326 * tree-vrp.c (extract_range_from_assert): If the new numeric
327 range created out of the assertion contradicts the existing
328 numeric range of the ASSERT_EXPR variable, make the new range
331 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
333 * config/sh/sh.c (sh_register_move_cost): Add case for moving
334 from T_REGS to FP register class.
336 2005-10-03 Richard Henderson <rth@redhat.com>
339 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
340 before creating a new one.
342 2005-10-03 David Edelsohn <edelsohn@gnu.org>
344 * config/rs6000/t-aix43 (LDFLAGS): New.
345 * config/rs6000/t-aix52 (LDFLAGS): New.
347 2005-10-03 Ian Lance Taylor <ian@airs.com>
349 * gimplify.c (find_single_pointer_decl_1): New static function.
350 (find_single_pointer_decl): New static function.
351 (internal_get_tmp_var): For a formal variable, set restrict base
352 information if appropriate.
353 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
355 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
356 (DECL_GET_RESTRICT_BASE): Define.
357 (SET_DECL_RESTRICT_BASE): Define.
358 (decl_restrict_base_lookup): Declare.
359 (decl_restrict_base_insert): Declare.
360 (struct tree_decl_with_vis): Add based_on_restrict_p field.
361 * tree.c (restrict_base_for_decl): New static variable.
362 (init_ttree): Initialize restrict_base_for_decl.
363 (copy_node_stat): Copy restrict base information.
364 (decl_restrict_base_lookup): New function.
365 (decl_restrict_base_insert): New function.
366 (print_restrict_base_statistics): New static function.
367 (dump_tree_statistics): Call print_restrict_base_statistics.
369 2005-10-02 Diego Novillo <dnovillo@redhat.com>
372 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
375 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
378 * c-typeck.c (tagged_tu_seen): Rename to ...
379 (tagged_tu_seen_cache): this and add val field.
380 (comptypes): Move functional to comptypes_internal
381 and free tagged_tu_seen.
382 (comptypes_internal): New function and call comptypes_internal
383 instead of comptypes. Speed up by sibcalling
384 tagged_types_tu_compatible_p.
385 (alloc_tagged_tu_seen): New function
386 (free_all_tagged_tu_seen_up_to): New function.
387 (tagged_types_tu_compatible_p): Return the val of the seen two
389 Add that the two types are the same to tagged_tu_seen_base
390 if they are and call comptypes_internal instead of comptypes.
391 <case UNION_TYPE>: Speed up common type where the fields are
393 (function_types_compatible_p): Call comptypes_internal instead of
395 (type_lists_compatible_p): Likewise.
396 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
398 2005-10-02 Matthias Klose <doko@debian.org>
400 * doc/invoke.texi: Fix typo and speling error.
402 2005-10-01 Richard Henderson <rth@redhat.com>
404 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
406 2005-10-01 Mark Mitchell <mark@codesourcery.com>
408 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
409 using --start-group and --end-group.
411 2005-10-01 Diego Novillo <dnovillo@redhat.com>
413 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
414 FIXME note regarding quirky semantics.
416 2005-10-01 Diego Novillo <dnovillo@redhat.com>
419 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
420 non-null range as a last resort.
422 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
423 Diego Novillo <dnovillo@redhat.com>
426 * tree-vrp.c (extract_range_from_assert): For !=
427 assertions, only build an anti-range if LIMIT is a
430 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
432 * arm.md (movqi): On thumb when optimizing, handle loading from
433 memory by describing this as taking a subreg of a zero-extended load
434 into an SImode register.
437 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
439 * reload1.c (merge_assigned_reloads): Do not change any
440 RELOAD_FOR_OUTPUT_ADDRESS reloads.
442 2005-09-30 Geoffrey Keating <geoffk@apple.com>
444 * Makefile.in (LIPO_FOR_TARGET): Define.
445 (STRIP_FOR_TARGET): Define.
447 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
448 before creating new ones. Do symlinks before creating the actual
451 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
452 to work out which multilibs are actually being built.
454 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
456 * tree-vect-transform.c, config/ms1/ms1.md,
457 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
458 Follow spelling conventions.
459 * doc/invoke.texi, doc/md.texi: Fix typos.
461 2005-09-30 Andrew Macleod <amacleod@redat.com>
463 PR tree-optimization/21430
464 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
465 use operands, and set stmt pointer if need be.
466 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
467 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
470 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
473 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
475 2005-09-29 Mark Mitchell <mark@codesourcery.com>
477 * optabs.c (expand_binop): Initialize first_pass_p.
479 2005-09-29 Jakub Jelinek <jakub@redhat.com>
482 * c-decl.c (c_write_global_declarations_1): If any
483 wrapup_global_declaration_2 call returned true, restart the loop.
485 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
487 Fix PR tree-optimization/24117
488 * tree-ssa-structalias.c (find_func_aliases): Strip nops
489 before considering whether to use anyoffset.
491 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
495 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
497 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
499 (swap_commutative_operands_with_target): New.
501 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
504 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
507 2005-09-29 Steven Bosscher <stevenb@suse.de>
509 PR tree-optimization/23911
510 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
511 and IMAGPART_EXPR too.
513 2005-09-28 Mark Mitchell <mark@codesourcery.com>
516 * expmed.c (expand_shift): Move logic to reverse rotation
517 direction when rotating by constants ...
518 * optabs.c (expand_binop): ... here.
519 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
520 (ix86_rotrdi3): New pattern.
521 (rotldi3): Handle 32-bit mode.
522 (ix86_rotldi3): New pattern.
524 2005-09-29 Alan Modra <amodra@bigpond.net.au>
527 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
528 check for numbers that need no bit twiddle.
530 2005-09-28 Geoffrey Keating <geoffk@apple.com>
532 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
533 multilib to be built.
535 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
536 (stage1-start): Delete old libgcc and libunwind before moving
537 anything into the stage directory.
538 (stage2-start): Likewise.
539 (stage3-start): Likewise.
540 (stage4-start): Likewise.
541 (stageprofile-start): Likewise.
542 (stagefeedback-start): Likewise.
543 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
544 header in tm_file and CPU-specific t-darwin in tmake_file.
545 (i[34567]86-*-darwin*): Don't change tm_file.
546 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
547 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
548 shared library stub for target OS version.
549 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
550 (SHLIB_LINK): Don't make SHLIB_SOLINK.
551 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
552 (libgcc_s.%.dylib): New.
554 (install-darwin-libgcc-stubs): New.
555 (INSTALL_LIBGCC): New append.
556 * config/i386/darwin-libgcc.10.4.ver: New.
557 * config/i386/darwin-libgcc.10.5.ver: New.
558 * config/i386/t-darwin: New.
559 * config/rs6000/darwin-libgcc.10.4.ver: New.
560 * config/rs6000/darwin-libgcc.10.5.ver: New.
561 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
562 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
564 2005-09-28 Paul Brook <paul@codesourcery.com>
566 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
569 2005-09-28 Richard Guenther <rguenther@suse.de>
571 PR tree-optimization/23853
572 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
573 host_integerp to verify misalignment value.
575 2005-09-28 Richard Henderson <rth@redhat.com>
577 * builtins.c (get_builtin_sync_mode): New.
578 (expand_builtin_sync_operation): Pass in mode argument.
579 (expand_builtin_compare_and_swap): Likewise.
580 (expand_builtin_lock_test_and_set): Likewise.
581 (expand_builtin_lock_release): Likewise.
582 (expand_builtin): Update to match.
584 2005-09-28 Nick Clifton <nickc@redhat.com>
586 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
587 formatting. Add check to PLUS case to ensure that the offset is
588 within an acceptable range.
590 * config/v850/v850.md (casesi): Disable the generation of the
591 switch pattern as it is not being handled properly at the moment.
593 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
594 for when the high words are identical.
596 2005-09-27 Richard Henderson <rth@redhat.com>
598 * pretty-print.c (pp_base_format): Fix typo for %>.
600 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
601 Devang Patel <dpatel@apple.com>
603 PR tree-optimization/23625
604 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
605 LABEL_EXPR, assertion check.
607 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
609 * optabs.c (no_conflict_move_test): Check if a result of a
610 to-be-moved insn would be clobbered by an originally
613 2005-09-27 Jeff Law <law@redhat.com>
615 * passes.c (init_optimization_passes): Replace copy propagation
616 passes immediately after DOM with phi-only copy propagation
617 pases. Add phi-only copy propagation pass after first DOM pass.
618 * tree-pass.h (pass_phi_only_copy_prop): Declare.
619 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
620 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
621 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
622 to init_copy_prop. Callers updated.
623 (do_phi_only_copy_prop): New function.
624 (pass_phi_only_copy_prop): New pass descriptor.
626 2005-09-27 Nick Clifton <nickc@redhat.com>
628 * libgcc2.c (__popcount_tab): Remove redundant prototype.
630 2005-09-26 Jason Merrill <jason@redhat.com>
633 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
635 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
637 2005-09-26 James E Wilson <wilson@specifix.com>
639 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
640 copyright. Add gcc copyright plus libgcc exception.
641 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
643 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
645 2005-09-26 Jeff Law <law@redhat.com>
647 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
648 about when to iterate.
650 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
653 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
654 for __complex__ double in -mcpu=G5 mode.
656 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
658 PR tree-optimization/23942
659 * Makefile.in (SCEV_H): Depends on PARAMS_H.
660 * tree-scalar-evolution.c: Include params.h.
662 (follow_ssa_edge, follow_ssa_edge_in_rhs,
663 follow_ssa_edge_in_condition_phi_branch,
664 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
665 Change return type to t_bool. Use a parameter to limit the size of
666 trees that are walked before stopping
667 (analyze_evolution_in_loop): Initialize the limit to 0.
668 (follow_ssa_edge): Give up by returning t_dont_know if the limit
669 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
671 2005-09-26 Uros Bizjak <uros@kss-loka.si>
674 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
675 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
677 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
679 * combine.c (make_extraction): Check for valid use of subreg.
681 2005-09-26 Uros Bizjak <uros@kss-loka.si>
684 * config/i386/i386.md ("*fistdi2_1"): New pattern.
685 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
686 ("fist<mode>2_with_temp"): Use only register operands.
688 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
690 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
691 CALL_INSN_FUNCTION_USAGE.
693 2005-09-26 Richard Guenther <rguenther@suse.de>
696 * gcse.c: Include hashtab.h, define ldst entry hashtable.
697 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
698 (ldst_entry): Use the hashtable instead of list-walking.
699 (find_rtx_in_ldst): Likewise.
700 (free_ldst_entry): Free the hashtable.
701 (compute_ld_motion_mems): Create the hashtable.
702 (trim_ld_motion_mems): Remove entry from hashtable if
703 removing it from list.
704 (compute_store_table): Likewise^2.
705 (store_motion): Free hashtable in case we did not see
708 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
710 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
711 and arg1 if we are passing them to fold_build2.
713 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
716 * config/i386/i386.c (ix86_function_regparm): Fix the test for
719 2005-09-25 Richard Henderson <rth@redhat.com>
721 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
722 SYMBOL_REF_TLS_MODEL to be correct.
724 2005-09-24 Richard Henderson <rth@redhat.com>
726 * ipa-type-escape.c (discover_unique_type): Remove dead code at
727 end of function. Reindent.
729 2005-09-24 Ian Lance Taylor <ian@airs.com>
731 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
732 NEGATE_EXPR/BIT_NOT_EXPR case.
734 2005-09-24 Richard Henderson <rth@redhat.com>
736 * c-common.c (handle_mode_attribute): When not modifying in place,
737 create subtypes for enumerations.
738 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
739 * gimplify.c (create_tmp_from_val): Likewise.
741 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
743 * config/i386/i386.md (*tls_global_dynamic_64,
744 *tls_local_dynamic_base_64): Add missing mode to call.
745 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
747 2005-09-24 Jan Hubicka <jh@suse.cz>
749 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
750 (cgraph_clone_node): Likewise.
751 * cgraph.h (cgraph_clone_edge): Update prototype.
752 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
753 duplicated prototypes; add updating argument.
754 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
755 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
757 (cgraph_mark_inline_edge): Likewise.
758 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
759 (cgraph_flatten_node): Likewise.
760 (cgraph_decide_recursive_inlining): Likewise.
761 (cgraph_decide_inlining_of_small_function): Likewise.
762 * tree-optimize.c (tree_rest_of_compilation): Likewise.
764 2005-09-23 David Edelsohn <edelsohn@gnu.org>
765 Pete Steinmetz <steinmtz@us.ibm.com>
767 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
768 (rldic.): Set type to "compare".
770 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
771 mfjmpr for MFCTR/MFLR.
772 (movdf_hardfloat64): Same.
773 (movdf_softfloat64): Same. Correct order of store and move types.
774 (movti_string): Set type to store_ux/load_ux.
775 (load_multiple): Set type to load_ux.
776 (store_multiple): Set type to store_ux.
777 (movmemsi): Set type to store_ux.
778 (output_cbranch direct_return): Set type to jmpreg.
779 (stmw): Set type to store_ux.
780 (lmw): Set type to load_ux.
781 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
782 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
783 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
784 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
785 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
786 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
787 (rios1-fpstore): Increase latency to 3.
788 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
789 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
791 2005-09-23 David Edelsohn <edelsohn@gnu.org>
792 Andrew Pinski <pinskia@physics.uc.edu>
794 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
795 operand2 constraint to "b".
796 (sync_<fetchop_name>di_internal): Same.
797 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
799 (sync_old_<fetchop_name>di_internal): Same.
800 (sync_new_<fetchop_name>si_internal): Same.
801 (sync_new_<fetchop_name>di_internal): Same.
803 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
806 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
807 case, define as macros.
809 PR rtl-optimization/23837
810 * optabs.c (no_conflict_move_test): Don't set must_stay for a
811 clobber / clobber match between dest and p->first.
813 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
814 (no_conflict_move_test): Update comments.
816 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
818 * doc/install.texi: Update URL for Jacks.
819 * doc/sourcebuild.texi: Likewise.
821 2005-09-22 David Edelsohn <edelsohn@gnu.org>
824 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
825 registers when choosing register preferences.
826 (movdf_hardfloat64): Same.
828 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
830 * expmed.c (expand_shift): Don't use the target of the rotate as
831 target for the first expanded shift insn.
832 * testsuite/gcc.dg/20050922-1.c: Testcase added.
834 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
836 PR tree-optimization/22438
837 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
838 preserved iv rhs rewriting specially.
840 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
842 * tree-data-ref.c (analyze_array_indexes): Only estimate when
843 estimate_only is true.
844 * tree-flow.h (ref_contains_indirect_ref): New prototype.
845 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
846 tree-ssa-structalias.c
847 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
848 ref_contains_indirect_ref.
849 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
851 2005-09-21 DJ Delorie <dj@redhat.com>
853 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
855 (mn10300_return_in_memory): Support variable size types also.
856 (mn10300_pass_by_reference): Likewise.
857 (mn10300_function_value): New.
858 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
859 (FUNCTION_OUTGOING_VALUE): Likewise.
860 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
861 * doc/invoke.texi: Document it.
863 2005-09-21 Uros Bizjak <uros@kss-loka.si>
866 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
867 force integer op1 into register for XFmode compares.
869 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
872 * expmed.c (alg_code): Add alg_impossible.
873 (alg_hash_entry): Add cost.
874 (synth_mult): Record alg_impossible in the hash table if
875 multiplication by a given integer is impossble within the
876 limit. Speed up using alg_impossible.
878 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
880 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
881 argument. Allow and set any offset if needs_anyoffset is passed
883 (get_constraint_for): Add argument here too.
885 (do_structure_copy): Pass NULL to get_constraint_for.
886 (handle_ptr_arith): Ditto.
887 (find_func_aliases): Ditto.
889 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
891 PR rtl-optimization/23898
892 * output.h (get_attr_min_length): Declare.
893 * final.c (get_attr_length_1): New function, broken out of:
895 (get_attr_min_length): New function.
896 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
897 (duplicate_computed_gotos): Likewise.
898 * genattr.c (insn_min_length): Generate declaration.
899 * genattrtab.c (min_fn, min_attr_value): New functions.
900 (make_length_attrs): Generate insn_min_length.
902 2005-09-20 Steve Ellcey <sje@cup.hp.com>
904 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
906 2005-09-20 Richard Henderson <rth@redhat.com>
908 PR tree-optimization/24059
909 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
912 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
914 * c.opt (fextended-identifiers): New.
915 * c-opts.c (c_common_handle_option): Handle
916 -fextended-identifiers.
917 * doc/cpp.texi: Update documentation of extended identifiers.
918 * doc/cppopts.texi (-fextended-identifiers): Document.
920 2005-09-20 Jakub Jelinek <jakub@redhat.com>
922 PR tree-optimization/23929
923 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
926 PR tree-optimization/23818
927 * tree-stdarg.c (execute_optimize_stdarg): Call
928 calculate_dominance_info.
930 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
932 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
933 (analyze_siv_subscript_cst_affine): Add weak SIV test.
934 (compute_overlap_steps_for_affine_1_2): Use
935 get_number_of_iters_for_loop.
936 (analyze_subscript_affine_affine): Check whether difference is
938 Use get_number_of_iters_for_loop.
939 Check whether overlap occurs outside of bounds.
940 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
942 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
944 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
945 base register if possible.
947 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
949 PR tree-optimization/18463
950 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
951 converting it directly is not possible.
952 (chrec_convert_aggressive): New function.
953 * tree-chrec.h (chrec_convert_aggressive): Declare.
954 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
955 Fold chrec conversions aggressively if asked to.
956 (instantiate_parameters): Modified because of changes in
957 instantiate_parameters_1.
959 2005-09-19 Richard Henderson <rth@redhat.com>
961 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
962 (reduc_splus_v2df): New.
964 2005-09-19 Richard Sandiford <richard@codesourcery.com>
966 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
967 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
969 2005-09-19 Richard Henderson <rth@redhat.com>
971 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
974 2005-09-19 Richard Henderson <rth@redhat.com>
976 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
977 (ia64_expand_dot_prod_v8qi): New.
978 * config/ia64/ia64-protos.h: Update.
979 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
980 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
981 sdot_prodv8qi, sdot_prodv4hi): New.
982 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
984 2005-09-19 Richard Henderson <rth@redhat.com>
987 * real.c (exact_real_truncate): Return false if the format cannot
988 represent the number as a normal.
990 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
993 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
995 * tree-ssa-operands.c (swap_tree_operands): Export.
996 * tree.h (swap_tree_operands): Declare.
997 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
998 Call swap_tree_operands.
1000 2005-09-19 Richard Henderson <rth@redhat.com>
1002 * tree-flow.h (merge_alias_info): Declare.
1003 * tree-ssa-copy.c (merge_alias_info): Export.
1004 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1005 (vect_create_data_ref_ptr): Use create_iv directly.
1006 (vectorizable_load): Use correct types for integer constants.
1007 (vect_generate_tmps_on_preheader): Likewise.
1008 (vect_gen_niters_for_prolog_loop): Likewise.
1010 2005-09-19 Steven Bosscher <stevenb@suse.de>
1012 PR rtl-optimization/23943
1013 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1015 2005-09-18 Jan Hubicka <jh@suse.cz>
1017 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1019 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1021 * varasm.c (output_constant): Do not abort on conversions to union
1022 types between different sizes.
1024 2005-09-18 Richard Guenther <rguenther@suse.de>
1027 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1030 2005-09-18 Paul Brook <paul@codesourcery.com>
1032 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1034 2005-09-17 Richard Henderson <rth@redhat.com>
1036 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1037 * tree-ssa-loop.c (pass_vect_dce): Remove.
1038 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1041 2005-09-17 Richard Henderson <rth@redhat.com>
1043 * tree-pass.h (pass_vect_dce): Declare.
1044 * passes.c (init_optimization_passes): Add it.
1045 * tree-flow.h (tree_ssa_dce): Declare.
1046 * tree-ssa-dce.c (tree_ssa_dce): Export.
1047 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1048 (gate_tree_vectorize): ... here.
1049 (pass_vect_dce): New.
1051 2005-09-17 Jan Hubicka <jh@suse.cz>
1053 * except.c (struct eh_status): Turn region_array into vec.
1054 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1055 convert_from_eh_region_ranges, find_exception_handler_labels,
1056 current_function_has_exception_handlers, assign_filter_values,
1057 build_post_landing_pads, dw2_build_landing_pads,
1058 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1059 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1060 foreach_reachable_handler, can_throw_internal_1,
1061 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1063 (duplicate_eh_region_1): Update region_array.
1064 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1066 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1069 * expmed.c (expand_mult): Substitute simple register for op0 when
1072 2005-09-17 Richard Henderson <rth@redhat.com>
1074 * expr.c (emit_move_via_integer): Add force argument, pass it on
1075 to emit_move_change_mode. Update callers.
1076 (emit_move_complex): Pass true to new force argument.
1077 * function.c (expand_function_end): Move expand_eh_return call
1078 earlier. Merge sub-word complex values into a pseudo before
1079 copying to the return hard register.
1081 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1083 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1084 between different sizes.
1086 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1090 * passes.c (init_optimization_passes): Register dump files for
1093 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1095 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1096 * config/s390/s390.c (s390_overlap_p): New function.
1097 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1098 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1101 2005-09-16 Richard Guenther <rguenther@suse.de>
1103 * ipa-pure-const.c (static_execute): Free auxiliar information.
1104 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1105 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1107 2005-09-15 DJ Delorie <dj@redhat.com>
1109 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1111 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1113 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1115 (swap_commutative_operands_with_target): New.
1117 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1119 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1122 (estimate_iters_using_array): New function.
1123 * tree-data-ref.h (estimate_iters_using_array): Prototype
1124 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1125 Use estimate_iters_using_array instead of analyze_array.
1127 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1129 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1132 2005-09-15 Michael Matz <matz@suse.de>
1134 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1136 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1138 PR tree-optimization/23835
1139 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1140 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1142 2005-09-14 Richard Henderson <rth@redhat.com>
1144 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1145 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1147 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1149 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1150 in the ARRAY_TYPE case.
1152 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1154 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1156 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1159 * tree-vect-transform.c (vectorizable_operation): Return false for
1160 scalar shift operations and for vector shift operations with
1161 non-invariant shift arguments. Use scalar tree operand op1 as
1162 a shift operand when vector shift insn pattern uses scalar shift
1164 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1166 2005-09-14 Olivier Hainque <hainque@adacore.com>
1168 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1169 value if it has side-effects.
1171 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1174 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1176 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1178 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1179 passed as NAME as if it were label at start of function code.
1181 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1183 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1186 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1188 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1189 as early clobber. Rewrite so the PIC register is not implicitly used.
1191 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1193 * tree.c (annotate_with_file_line): Compare line numbers before
1196 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1199 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1200 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1202 2005-09-13 Ian Lance Taylor <ian@airs.com>
1204 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1205 than a HOST_WIDEST_INT to gen_doloop_begin.
1207 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1209 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1211 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1213 PR tree-optimize/23817
1214 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1216 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1219 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1220 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1221 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1222 (restore_stack_nonlocal): Likewise.
1223 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1225 2005-09-12 Ian Lance Taylor <ian@airs.com>
1228 * c.opt (ffriend-injection): New C++ option.
1229 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1230 (C++ Dialect Options): Document -ffriend-injection.
1232 2005-09-12 Josh Conner <jconner@apple.com>
1235 * ipa-reference.c (static_execute): Don't mark variables in
1236 named sections TREE_READONLY.
1238 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1240 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1243 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1245 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1246 V_MUST_DEF instead of just the first_use_p.
1247 Don't mark the virtual variables for renaming on the statement which
1249 (pass_dse): Remove TODO_update_ssa.
1251 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1254 * stor-layout.c (compute_record_mode): For records with a single
1255 field, actually check the field's mode size against the type size.
1257 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1258 registers for TARGET_SHMEDIA.
1259 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1260 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1261 of GENERAL_REGS and FP_REGS.
1263 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1265 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1267 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1269 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1270 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1271 are omitted. Exclude stack_tie insn too.
1273 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1275 PR rtl-optimization/23098
1276 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1278 * config/rs6000/rs6000.md (movdf splitter): Use
1279 const_double_operand predicate for TARGET_POWERPC64.
1280 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1281 SYMBOL_REF method to ABI_V4.
1283 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1284 replace_equiv_address.
1285 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1286 rs6000_sr_alias_set and MEM_NOTRAP.
1287 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1289 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1291 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1292 handle CALL_EXPR again.
1294 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1296 * arm/predicates.md (alignable_memory_operand): Delete.
1298 2005-09-10 Richard Henderson <rth@redhat.com>
1301 * dbxout.c (dbxout_expand_expr): New.
1302 (dbxout_symbol): Use it.
1304 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1306 * arm.c (arm_gen_rotated_half_load): Delete.
1307 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1308 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1309 (thumb_set_return_address): Likewise.
1310 (thumb_load_double_from_address): Use adjust_address.
1311 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1312 (extendhsisi2_mem, movhi_bytes): Use change_address.
1313 (movhi): Use widen_memory_access.
1314 (reload_out_df): Use replace_equiv_address.
1315 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1317 2005-09-09 Richard Henderson <rth@redhat.com>
1320 * dbxout.c: Include expr.h.
1321 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1322 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1323 * Makefile.in (dbxout.o): Add EXPR_H.
1325 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1327 PR tree-optimization/23509
1328 * tree-cfg.c (replace_uses_by): Use replace_exp.
1329 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1330 pointers have name_mem_tag or type_mem_tag set.
1332 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1334 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1335 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1336 of wrongly accessing operands.
1338 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1340 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1341 * tree-chrec.c: Include tree-scalar-evolution.h.
1342 (chrec_convert): Instantiate the base and step before calling
1343 scev_probably_wraps_p that would fail on parametric evolutions.
1344 Collect all the fails into a single section failed_to_convert,
1345 print a diagnostic, and return chrec_dont_know instead of calling
1347 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1348 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1350 (scev_const_prop): Don't replace the definition of a loop closed ssa
1351 phi node by itself, or by another loop closed ssa phi node.
1352 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1353 that base and step are defined.
1355 2005-09-09 Richard Guenther <rguenther@suse.de>
1358 * fold-const.c (fold_ternary): Check truth_value_p before
1359 calling invert_truthvalue.
1361 2005-09-09 Nick Clifton <nickc@redhat.com>
1363 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1364 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1365 dimension of these arrays.
1366 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1368 * longlong.h: Only provide a prototype for the __clz_tab[] array
1369 if this header has not been included from libgcc2.h.
1370 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1372 Provide prototypes for exported functions.
1373 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1376 2005-09-08 Josh Conner <jconner@apple.com>
1380 * expr.c (expand_expr_addr_expr_1): Don't invoke
1381 expand_simple_binop for EXPAND_INITIALIZER.
1383 2005-09-08 Richard Henderson <rth@redhat.com>
1386 * toplev.c (wrapup_global_declaration_1): Split out ...
1387 (wrapup_global_declaration_2): ... from ...
1388 (wrapup_global_declarations): ... here. Return bool.
1389 (check_global_declaration_1): Split out ...
1390 (check_global_declarations): from here.
1391 (emit_debug_global_declarations): New.
1392 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1393 check_global_declaration_1, emit_debug_global_declarations): Declare.
1394 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1395 of decls. Call wrapup_global_declaration_1,
1396 wrapup_global_declaration_2, check_global_declaration_1 directly.
1397 (c_write_global_declarations_2): New.
1399 (c_write_global_declarations): Call c_write_global_declarations_2.
1400 * langhooks.c (write_global_declarations): Call
1401 emit_debug_global_declarations.
1403 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1404 remove decls that have DECL_RTL_SET_P.
1405 * passes.c (rest_of_decl_compilation): Invoke
1406 cgraph_varpool_finalize_decl for all but functions.
1408 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1410 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1411 the result of a conversion if the new min and max cannot be compared.
1413 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1415 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1416 (override_options): Setting s390_sr_alias_set removed.
1417 (save_fpr, save_gprs): Set alias set to vararg or frame.
1418 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1419 s390_sr_alias_set with get_frame_alias_set ().
1420 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1421 get_varargs_alias_set ().
1423 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1427 * c-parser.c (c_parser_objc_method_definition): If the next
1428 token is not "{", error out and don't start the function.
1430 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1432 * tree-vrp.c (extract_range_from_expr): Move the check for non
1433 nullness after the check for gimple invariant.
1435 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1437 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1439 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1442 * config/m32r.md (movmemsi_internal): Canonicalize order of
1443 operands in PLUS component of template.
1445 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1447 * reload1.c (fixup_eh_region_note): Remove assertion.
1448 (fixup_abnormal_edges): Reverted removal of call to
1449 find_many_sub_basic_blocks made on 2005-08-31.
1451 2005-09-07 Richard Henderson <rth@redhat.com>
1453 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1454 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1455 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1456 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1457 rearrange for better packing.
1458 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1459 (lookup_cfa_1): Remove inline marker.
1460 (cfa_equal_p): Split out of ...
1461 (def_cfa_1): ... here. Use INVALID_REGNUM.
1462 (build_cfa_loc): Handle !cfa->indirect.
1463 (frame_pointer_cfa_offset): New.
1464 (dbx_reg_number): Assert register elimination performed; do
1465 leaf register remapping.
1466 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1467 (eliminate_reg_to_offset): New.
1468 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1469 for verifiably local stack frame addresses; re-base to CFA.
1470 (mem_loc_descriptor): Remove can_use_fbreg argument.
1471 (concat_loc_descriptor, loc_descriptor): Likewise.
1472 (containing_function_has_frame_base): Remove.
1473 (rtl_for_decl_location): Don't do register elimination or
1474 leaf register remapping here.
1475 (secname_for_decl): Split out from ..
1476 (add_location_or_const_value_attribute): ... here.
1477 (convert_cfa_to_loc_list): New.
1478 (compute_frame_pointer_to_cfa_displacement): New.
1479 (gen_subprogram_die): Use them.
1480 * tree.h (frame_base_decl): Remove.
1481 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1482 (prologue_stack_adjust): Remove.
1483 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1484 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1485 (set_frame_base_location): Remove.
1486 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1487 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1488 (vt_add_function_parameters): Don't eliminate_regs.
1489 (vt_initialize): Don't create frame_base_decl.
1491 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1493 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1494 version of GNU binutils for 4.x and later.
1496 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1498 * ggc-page.c (ggc_push_context): Remove.
1499 (ggc_pop_context): Likewise.
1500 * ggc.h (ggc_push_context): Remove.
1501 (ggc_pop_context): Likewise.
1503 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1506 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1507 returning from an interrupt handler.
1509 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1512 * config/arc/arc.c (output_shift): Add check for loop count when
1515 2005-09-06 Steven Bosscher <stevenb@suse.de>
1517 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1519 (abs_replacement): Likewise.
1520 (pass_phiopt): Remove TODO_update_ssa.
1522 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1525 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1526 if "return with no value, in function returning non-void" warning
1528 * tree-cfg.c (execute_warn_function_return): Don't look at
1529 RETURN_EXPRs with TREE_NO_WARNING set.
1532 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1533 for internal functions doesn't use registers used by global registers
1534 variables. Use fewer register parameters if there are global register
1537 2005-09-06 Olivier Hainque <hainque@adacore.com>
1538 Eric Botcazou <ebotcazou@adacore.com>
1541 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1542 when we would be extracting outside its bit span (bitpos+bitsize
1543 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1544 Ada unchecked conversions.
1546 2005-09-06 Steven Bosscher <stevenb@suse.de>
1548 * tree-ssa-pre.c (try_look_through_load): New function.
1549 (compute_avail): Use it to try to look through loads for some
1550 more useful expressions.
1552 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1554 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1555 condition for detecting cases like (a&a) and (a^a).
1557 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1559 * common.opt: Add option ftree-vect-loop-version.
1560 * params.def: Add --param vect-max-version-checks.
1561 * doc/invoke.texi: Document ftree-vect-loop-version and
1562 --param vect-max-version-checks.
1563 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1564 may_misalign_stmts and defines for accessors.
1565 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1566 LOOP_VINFO_MAY_MISALIGN_STMTS.
1567 (destroy_loop_vec_info): VEC_free for
1568 LOOP_VINFO_MAY_MISALIGN_STMTS.
1569 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1570 Update documentation.
1571 (vect_update_misalignment_for_peel): New.
1572 (vect_enhance_data_refs_alignment): Update to choose loop
1573 peeling or loop versioning if appropriate for the (potentially)
1574 unaligned data references in the loop.
1575 (vect_analyze_data_refs_alignment): Remove call to
1576 vect_enhance_data_refs_alignment so the checks can be done
1578 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1579 and move up call to vect_analyze_data_refs_alignment.
1580 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1581 (vect_transform_loop): Add call to loop_version.
1583 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1585 PR rtl-optimization/23098
1586 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1587 * simplify-rtx.c (constant_pool_reference_p): New function.
1588 * rtl.h (constant_pool_reference_p): New prototype.
1589 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1590 constant_pool_reference_p in condition and
1591 avoid_constant_pool_reference in preparation statements.
1593 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1595 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1596 STRICT_LOW_PART SETs.
1598 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1601 * except.c (sjlj_emit_function_enter): Find the function begin
1602 note even when it's not in first basic block.
1604 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1606 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1607 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1608 * aclocal.m4: Regenerate.
1610 2005-09-05 DJ Delorie <dj@redhat.com>
1612 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1615 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1617 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1618 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1619 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1620 Follow spelling conventions.
1621 * doc/invoke.texi: Follow spelling conventions.
1623 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1625 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1626 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1627 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1629 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1632 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1633 (output_stack_adjust): Use gen_tmp_stack_mem.
1634 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1635 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1636 (sh_get_pr_initial_val): Likewise.
1637 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1638 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1639 * sh.md (divsi_inv_m0): Use gen_const_mem.
1640 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1641 (movdf_i4+1): Use gen_tmp_stack_mem.
1642 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1643 (fpu_switch+2): Likewise.
1644 (movv4sf_i, movv16sf_i): Use adjust_address.
1645 (symGOT_load): Set MEM_NOTRAP_P bit.
1647 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1650 * pa.c (emit_move_sequence): Fix typo in last change.
1652 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1654 PR rtl-optimization/23454
1655 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1658 2005-09-03 Richard Henderson <rth@redhat.com>
1659 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1662 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1665 2005-09-02 Nicolas Pitre <nico@cam.org>
1667 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1668 to bit_count to 32 bits.
1670 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1673 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1674 generating synthetic loads from volatile lvalues.
1676 005-09-02 Nick Clifton <nickc@redhat.com>
1678 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1679 __ctzhi2, __clzhi2): New functions.
1681 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1684 * tree-nested.c (struct var_map_elt): Mark with GTY.
1685 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1687 (lookup_field_for_decl): Allocate new element in GC memory.
1688 (lookup_tramp_for_decl): Likewise.
1689 (convert_nl_goto_reference): Likewise
1690 (create_nesting_tree): Allocate info in GC memory. Likewise for
1692 (free_nesting_tree): Free with ggc_free instead of free.
1693 (root): New static variable.
1694 (lower_nested_functions): Remove root as local variable. And zero out
1695 root at the end of the function.
1697 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1699 PR rtl-optimization/20365
1700 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1701 to short. New member ix.
1702 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1703 (simplify_plus_minus): Initialize ix members before calling qsort.
1705 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1707 PR tree-optimization/23626
1708 * tree-cfg.c (replace_uses_by): Clean up eh info.
1710 2005-09-01 DJ Delorie <dj@redhat.com>
1712 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1715 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1717 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1718 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1721 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1723 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1724 do not issue warning for a variable definition following
1727 2005-09-01 Richard Henderson <rth@redhat.com>
1730 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1731 conversion to CONST_VECTOR.
1733 2005-09-01 Richard Henderson <rth@redhat.com>
1736 * reload1.c (reload_as_needed): Check !CALL_P before calling
1737 fixup_eh_region_note.
1738 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1740 2005-09-01 DJ Delorie <dj@redhat.com>
1742 * varasm.c (output_constant): Let the target resolve
1743 conversions of addresses to non-default pointer sizes.
1745 2005-09-01 Nicolas Pitre <nico@cam.org>
1747 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1748 to alow matching ARM pre-indexed addressing mode.
1749 (arm_override_options): Remove now irrelevant comment.
1751 2005-09-01 Phil Edwards <phil@codesourcery.com>
1753 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1754 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1755 * config/i386/vxworks.h: Likewise.
1756 * config/i386/t-vxworksae: New file, for VxWorks AE.
1757 * config/i386/vxworksae.h: Likewise.
1759 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1761 PR tree-optimization/23410
1762 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1763 sequence is not wrapping during the first step.
1765 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1768 * dwarf2out.c (base_type_die): Compare char_type_node with
1769 TYPE_MAIN_VARIANT (type), not type.
1771 2005-09-01 Richard Guenther <rguenther@suse.de>
1773 PR tree-optimization/15366
1774 * common.opt: Add -finline-functions-called-once.
1775 Put -fearly-inlining in alphabetically ordered place.
1776 * doc/invoke.texi: Document new option.
1777 * ipa-inline.c (cgraph_decide_inlining): Honour
1778 flag_inline_functions_called_once.
1780 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1782 PR rtl-optimization/23478
1783 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1784 (alloc_qty): Initialize it.
1785 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1786 (combine_regs): Combine also n_throwing_calls_crossed fields.
1787 (find_free_reg): Don't attempt to caller-save pseudos crossing
1788 calls that might throw.
1789 * global.c (struct allocno): Add throwing_calls_crossed field.
1790 (global_alloc): Revert 2005-08-22 change. Initialize
1791 throwing_calls_crossed.
1792 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1795 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1798 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1799 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1800 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1801 (and64_2_operand): Tweak to use predicate.
1802 (and_operand): Adjust for mask_operand changes.
1803 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1804 (print_operand): Likewise.
1805 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1806 (mask64_1or2_operand): Delete.
1807 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1808 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1809 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1810 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1811 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1812 (rotldi3_internal4): Likewise.
1813 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1814 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1815 (ashldi3_internal7): Likewise.
1816 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1817 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1818 (anddi3 split): Don't match mask64_operand.
1819 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1820 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1821 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1822 't' splitter predicate.
1823 (movdi_internal64 + 2): Revert 2005-06-11 change.
1825 2005-08-31 DJ Delorie <dj@redhat.com>
1827 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1828 (m32c_asm_integer): Add support for 32 bit pointers.
1830 2005-08-31 Richard Henderson <rth@redhat.com>
1832 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1833 component-like references for setting MEM_NOTRAP_P.
1835 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1836 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1838 2005-08-31 Richard Henderson <rth@redhat.com>
1840 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1841 into a pseudo before applying gen_lowpart.
1843 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1845 * doc/install.texi (Specific): Update cctools version required
1846 for full functionality.
1847 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1848 linkers as -macosx_version_min.
1850 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1853 * sh.c (print_operand, %R and %S): Add handling of floating point
1854 registers, memory, constants and invalid operands.
1856 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1858 * ipa-pure-const.c: Change dump name.
1860 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1863 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1864 to "reg_or_0_operand".
1865 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1867 2005-08-31 Dale Johannesen <dalej@apple.com>
1869 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1870 loops that count down.
1872 2005-08-31 Richard Henderson <rth@redhat.com>
1875 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1876 (fixup_eh_region_note): New.
1877 (reload_as_needed): Call it.
1878 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1879 don't call find_many_sub_basic_blocks; call verify_flow_info.
1880 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1881 (keep_stack_depressed): Likewise.
1882 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1884 2005-08-31 Richard Henderson <rth@redhat.com>
1886 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1889 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1891 * expr.c (expand_expr_real_1): Compare size of address
1892 mode to target's address mode size in deciding expansion of
1893 the constant address.
1895 2005-08-31 Richard Guenther <rguenther@suse.de>
1898 * expr.c (all_zeros_p): New function.
1899 (expand_expr_real_1): Handle the case of an all-zero
1900 non-addressable constructor separately.
1902 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1904 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1905 arguments, adjust all callers.
1906 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1908 2005-08-30 Richard Henderson <rth@redhat.com>
1911 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1912 whenever the mode sizes match.
1914 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1916 * calls.c (load_register_parameters): Fix comment typo.
1917 * expr.c (emit_push_insn): Comment formatting.
1919 2005-08-30 Ian Lance Taylor <ian@airs.com>
1921 * config/i386/x-cygwin (host-cygwin): Change dependency from
1922 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1924 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1926 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1929 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1932 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1933 call to ggc_collect.
1935 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1938 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1939 beginning. Remove $(INCLUDES) from all the rules, if following
1940 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1942 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1945 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1946 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1947 not constant, but maxlen is, don't set len to maxlen, rather
1948 set maxlen to len if len is a constant.
1950 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1952 PR tree-optimization/23475
1953 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1956 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1958 Fix PR middle-end/22455
1960 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1961 Checksum only the parts of the tree that exist for the tree code.
1963 2005-08-28 Dale Johannesen <dalej@apple.com>
1965 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1967 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1969 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1971 2005-08-28 Richard Henderson <rth@redhat.com>
1973 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1974 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1977 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1980 * builtins.c (get_memory_rtx): Don't strip nops
1981 in between COMPONENT_REFs.
1983 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1986 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1988 (gimplify_modify_expr): Check for zero sized types and gimplify the
1989 rhs and lhs as statements.
1991 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1994 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1995 state for return address column of signal frames.
1997 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2000 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2001 bytes >= 2 not bytes == 2.
2002 (expand_block_move): Same.
2004 2005-08-27 Richard Guenther <rguenther@suse.de>
2007 * config/i386/sse.md (sse2_movsd): Add missing closing
2010 2005-08-27 Paul Brook <paul@codesourcery.com>
2012 * genrecog.c (enum decision_type): Add DT_num_insns.
2013 (struct decision_test): Add u.num_insns.
2014 (add_to_sequence): Add DT_num_insns test.
2015 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2016 (write_cond, debug_decision_2): Ditto.
2017 (change_state): Assume peep2_next_insn never fails.
2018 Remove "afterward" argument.
2019 (write afterward, write_tree): Update to match.
2020 * recog.c (peep2_current_count): New variable.
2021 (peep2_next_insn): Check it.
2022 (peephole2_optimize): Set peep2_current_count.
2023 * recog.h (peep2_current_count): Declare.
2025 2005-08-26 Josh Conner <jconner@apple.com>
2028 * ipa-pure-const.c (check_tree): Check for volatile-ness
2029 when considering a dereference.
2031 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2033 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2035 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2037 PR rtl-optimization/23561
2038 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2039 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2040 at most LEN bytes long memory fits into the field.
2041 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2042 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2043 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2045 2005-08-26 Richard Henderson <rth@redhat.com>
2048 * loop.c (biased_biv_may_wrap_p): New.
2049 (maybe_eliminate_biv_1): Use it to suppress non-equality
2050 comparison transformations. Delete disabled code.
2052 2005-08-26 Ian Lance Taylor <ian@airs.com>
2054 * combine.c (make_extraction): Avoid reference outside object.
2056 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2058 * stor-layout.c (finalize_type_size): Restore behaviour for
2059 non-aggregate types to the status quo ante of the patch for
2060 pr 23467. Document why it matters.
2062 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2065 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2066 array by one element, initialize the BT_LAST element with NULL.
2068 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2070 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2071 optimizing for size.
2073 (compare_plus_eqsi): Same.
2074 (plus_eqsi_compare): Same.
2075 (neg_eq0<mode>): Same.
2076 (neg_eq<mode>): Same.
2078 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2081 2005-08-26 Nick Clifton <nickc@redhat.com>
2083 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2084 TARGET_EP is not defined.
2085 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2086 TARGET_EP is enabled.
2087 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2088 * config/v850/v850.md (save_all_interrupt): Only use the EP
2089 register if TARGET_EP is defined.
2090 (restore_all_interrupt): Likewise.
2091 * config/v850/lib1funcs.asm: Update functions so that the EP
2092 register is only used if __EP__ is defined.
2094 2005-08-26 David Ung <davidu@mips.com>
2096 * config/mips/mips.c (mips_expand_prologue): Handle case when
2097 generating for MIPS16 and the outgoing argument area is more than
2098 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2101 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2103 * config/crx/crx.md: Make doloop_end pattern usage controllable
2104 via mloop-nesting=<max-nesting> command line switch. Make sure
2105 the combiner cannot use doloop_end_<mode> in an illegal way.
2106 * config/crx/crx.c: Use regs up to r6 for argument passing.
2107 Refine crx_address_cost (non cst4 displacements are expensive).
2108 * config/crx/crx.opt: Add switch for mloop-nesting=.
2110 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2112 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2113 (UNSPEC_MVST): New constant.
2115 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2117 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2118 Reject operands containing eliminable registers.
2119 * testsuite/gcc.dg/20050825-1.c: New testcase.
2121 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2122 Jan Hubicka <jh@suse.cz>
2124 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2126 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2128 PR tree-optimization/23546
2129 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2132 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2134 * params.def (PARAM_MIN_SPEC_PROB): New.
2135 * sched-rgn.c (MIN_PROBABILITY): Delete.
2136 (compute_trg_info): Convert to PARAM_VALUE.
2137 * doc/invoke.texi (param): Document min-spec-prob.
2139 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2141 * config/darwin.h: define __PIC__
2142 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2143 TARGET_OS_CPP_BUILTINS macro.
2145 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2147 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2150 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2152 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2154 * cfghooks.c (duplicate_block): Added position where to place
2155 new block as argument.
2156 * cfghooks.h (duplicate_block): Declaration changed.
2157 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2159 * cfglayout.h (copy_bbs): Declaration changed.
2160 * cfgloop.h (loop_version): Declaration changed.
2161 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2162 position to copy_bbs.
2163 (loop_version): Pass position to duplicate_loop_to_header_edge.
2164 Add place_after argument and position new blocks according to
2166 * modulo-sched.c (sms_schedule): Pass place_after argument
2168 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2169 * tree-cfg.c (split_edge_bb_loc): New function.
2170 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2171 to determine position of new blocks.
2172 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2174 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2175 argument to duplicate_block.
2176 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2177 Pass position to copy_bbs.
2179 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2181 * fold-const.c (ptr_difference_const): Use
2182 cst_and_fits_in_hwi instead of host_integerp.
2184 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2186 * config/darwin.c (gen_pic_offset): New.
2187 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2190 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2192 PR tree-optimization/23486
2193 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2195 2005-08-23 Phil Edwards <phil@codesourcery.com>
2197 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2198 remove use_collect2.
2199 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2201 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2202 configuration files to override the default value.
2204 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2205 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2206 * config/vx-common.h: New file, split out from...
2207 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2208 * config/vxworksae.h: New file, for VxWorks AE.
2209 * config/vxworks.opt: New file.
2210 * config/vxlib.c: Update for VxWorks 6.
2212 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2213 other MULTILIB_* variables appropriately.
2214 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2215 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2216 * config/rs6000/vxworks.h: Update for VxWorks 6.
2217 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2219 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2222 * config/darwin.c (machopic_select_section): Remove the hack to
2223 mark "::operator new" and "::operator delete" for coalescing
2224 even though they are not weak.
2226 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2228 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2229 * configure: Regenerate.
2231 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2234 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2236 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2237 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2240 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2242 * config/rs6000/predicates.md (equality_operator): New.
2243 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2244 comparison with a large constant.
2246 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2248 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2250 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2252 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2253 registers is even, and we have a hardware double precision fp,
2255 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2256 size of current argument when checking if argument was passed in
2259 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2262 * stor-layout.c (finalize_type_size): Dont override
2263 existing alignment with a smaller alignment from the mode.
2265 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2267 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2268 * lambda.h (lambda_vector_lexico_pos): ... here.
2269 * tree-data-ref.c (build_classic_dist_vector): Return false when
2270 the distance vector is lexicographically negative.
2272 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2274 PR tree-optimization/23511
2275 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2276 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2278 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2280 PR tree-optimization/22043
2281 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2282 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2283 If ALLOW_FLEXARR, handle types ending with flexible array member.
2284 Pass false as second argument to recursive count_type_elements calls.
2285 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2286 argument to count_type_elements call.
2287 * tree-sra.c (decide_block_copy): Likewise.
2288 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2289 for a constant-sized object, set cleared as well. Pass true as
2290 second argument to count_type_elements call.
2292 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2295 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2296 from legitimate_small_data_p, and make global. Update use.
2297 Remove forward declaration.
2298 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2300 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2302 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2304 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2305 of scratch intermediates.
2306 (eq<mode>_compare): Same.
2307 (neg_eq0<mode>): New.
2308 (neg_eq<mode>): Convert to define_insn_and_split.
2310 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2313 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2314 stdarg functions, set/clear the fp marker even when no variable
2316 * config/rs6000/sysv4.opt (mprototype): Describe.
2318 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2320 PR rtl-optimization/23478
2321 * regs.h (reg_info): Add throw_calls_crossed.
2322 (REG_N_THROWING_CALLS_CROSSED): Define.
2323 * flow.c (allocate_reg_life_data): Initialize
2324 REG_N_THROWING_CALLS_CROSSED.
2325 (propagate_one_insn, attempt_auto_inc): Update
2326 REG_N_THROWING_CALLS_CROSSED.
2327 * global.c (global_alloc): Don't allocate pseudos across
2328 calls that may throw.
2330 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2333 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2334 value is inbetween the range if we did not find an exact match.
2336 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2338 * doc/invoke.texi (Option Summary): Add ms1 options.
2339 * doc/extend.texi: Document interrupt handler attribute for ms1.
2340 * doc/md.texi: Document ms1 constraints.
2341 * config.gcc: Add ms1-*-elf.
2342 * config/ms1/ms1.h: New.
2343 * config/ms1/ms1.c: New.
2344 * config/ms1/ms1.md: New.
2345 * config/ms1/ms1-protos.h: New.
2346 * config/ms1/ABI.txt: New.
2347 * config/ms1/crti.asm: New.
2348 * config/ms1/crtn.asm: New.
2349 * config/ms1/lib2extra-funcs.c: New.
2350 * config/ms1/t-ms1: New.
2351 * config/ms1/ms1.opt: New.
2353 2005-08-22 Ira Rosen <irar@il.ibm.com>
2355 * config/rs6000/altivec.md (xorv4sf3): New.
2356 (negv4sf2, neg<mode>2): Likewise.
2358 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2361 * config/ia64/ia64.md (divsi3): Check divide by zero.
2362 (udivsi3): Likewise.
2364 (udivdi3): Likewise.
2366 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2368 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2369 up to elem_bitsize bits, not max_bitsize.
2371 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2373 PR tree-optimization/23433
2374 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2375 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2377 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2379 PR tree-optimization/23434
2380 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2381 the iteration bound is not an INTEGER_CST.
2383 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2385 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2386 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2387 NULL if need_epilog_adjust is false.
2388 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2389 Case 3 always peels first itration, not just for PLUS case, and no need
2390 to use scalar_initial_def here. Create an epilog adjustment only if
2391 scalar_initial_def is not NULL.
2393 (vectorizable_reduction): Remove assert.
2395 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2398 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2399 (__moddi3): Likewise.
2400 (__udivdi3): Likewise.
2401 (__umoddi3): Likewise.
2402 (__divsi3): Likewise.
2403 (__modsi3): Likewise.
2404 (__udivsi3): Likewise.
2405 (__umodsi3): Likewise.
2407 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2409 * tree-pass.h (TDF_GRAPH): Define.
2410 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2411 * passes.c (finish_optimization_passes): Only call
2412 finish_graph_dump_file if TDF_GRAPH is set.
2413 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2414 NULL. Set TDF_GRAPH bit.
2415 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2417 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2419 * arm.h (arm_stack_offsets): Add locals_base field.
2420 * arm.c (arm_get_frame_offsets): Compute it.
2421 (thumb_compute_initial_elimination offset): Make the Thumb frame
2422 pointer point to the base of the local variables.
2423 (thumb_expand_prologue): Update accordingly.
2424 (thumb_expand_epilogue): Likewise.
2426 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2427 mode of clobbered scratch to DImode. Handle a case that's known to
2430 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2432 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2433 (gt0<mode>_compare): Delete.
2434 (neg_gt0<mode>): Delete.
2436 2005-08-19 Eric Christopher <echristo@apple.com>
2438 * optabs.h: Change CTI_ to COI_.
2441 2005-08-19 James E Wilson <wilson@specifix.com>
2443 * builtins.c (expand_builtin_return_addr): Set
2444 current_function_accesses_prior_frames when count != 0. Use
2445 frame_pointer_rtx when count == 0.
2446 * function.h (struct function): Add accesses_prior_frames field.
2447 (current_function_accesses_prior_frames): Define.
2448 * reload1.c (init_elim_table): Check
2449 current_function_accesses_prior_frames.
2450 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2452 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2454 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2455 indicator. Return true if the flowgraph changed during
2458 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2461 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2462 conditional expression before testing its value.
2464 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2466 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2468 2005-08-19 Devang Patel <dpatel@apple.com>
2470 PR tree-optimization/23048
2471 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2472 third parameter. Check whether latch is dominated by exit
2474 (if_convertible_loop_p): Supply exit block itself to
2475 if_convertible_bb_p.
2477 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2480 * arm.md (arm_load_pic_register): Change argument to the mask of
2481 saved registers. Call thumb_find_work_register if we need a
2482 scratch register on Thumb.
2483 (arm_expand_prologue): Pass empty register set to
2484 arm_load_pic_register.
2485 (thumb_expand_prologue): Pass live_regs_mask directly to
2486 arm_load_pic_register.
2487 * arm-protos.h (arm_load_pic_register): Update prototype.
2489 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2491 * sh.c (find_sole_member): New function.
2492 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2493 if the record's alignment is larger than the size of its only member.
2495 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2498 * arm.c (thumb_legitimize_reload_address): New function.
2499 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2500 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2502 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2504 * config/crx/crx.c: Implement crx_decompose_address. Reject
2505 symbolic displacements since CRX register relative adressing
2506 mode can't handle unsigned 32-bit values as displacements.
2507 * config/crx/crx.h: Simplify definitions, remove redundant
2508 parenthesis and obsolete macros.
2509 * config/crx/crx.opt: Add new switch for debugging addresses.
2510 * config/crx/crx-protos.h: Add new declarations for above.
2512 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2515 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2518 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2520 * collect2.c (dup2): Delete.
2521 * configure.ac: Don't check for dup2.
2523 * config.in, configure: Regenerate.
2525 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2527 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2528 record with the type of its only member.
2530 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2532 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2533 define_insn_and_split.
2534 (plus_ltu<mode>_compare): Same.
2535 (gtu<mode>_compare): Same.
2536 (plus_gtu<mode>_compare): Same.
2538 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2540 PR tree-optimization/22228
2541 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2543 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2544 are recorded in vect_vnames_to_rename for renaming.
2545 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2546 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2547 in vect_vnames_to_rename.
2548 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2549 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2551 2005-08-18 Jan Hubicka <jh@suse.cz>
2554 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2555 info only for local statics, not for member variables.
2557 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2559 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2561 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2563 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2565 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2568 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2570 2005-08-17 James E Wilson <wilson@specifix.com>
2572 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2575 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2577 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2578 (leu<mode>_compare): Same.
2579 (plus_leu<mode>): Same.
2580 (neg_leu<mode>): Same.
2581 (and_neg_leu<mode): Same.
2582 (ltu<mode>_compare): Same.
2583 (plus_ltu<mode>): Same.
2585 (geu<mode>_compare): Same.
2586 (plus_geu<mode>): Same.
2587 (neg_geu<mode>): Same.
2588 (and_neg_geu<mode>): Same.
2589 (plus_gt<mode>): Same.
2590 (gtu<mode>_compare): Same.
2591 (plus_gtu<mode>): Same.
2593 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2595 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2596 Move call_table_data to end. Delete spurious .text.
2597 (callt_save_all_interrupt): Fix comment typo.
2599 2005-08-17 James E Wilson <wilson@specifix.com>
2600 Kevin Winchester <winchester@amirix.com>
2603 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2605 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2608 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2609 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2611 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2613 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2614 record with the type of its only member if the modes don't match.
2616 * varasm.c (decode_reg_name): Skip empty additional register names.
2618 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2620 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2621 lsm_tmp_name_length): New.
2622 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2623 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2625 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2626 Andreas Krebbel <krebbel1@de.ibm.com>
2628 * config.gcc: Added z9-109 switch.
2629 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2630 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2631 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2632 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2633 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2634 for "z9_109" cpu attribute.
2635 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2636 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2637 (s390_handle_arch_option): Added z9-109 switch.
2638 (override_options): Set respective cost function for z9-109.
2639 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2640 (legitimate_reload_constant_p): Accept extended immediates.
2641 (print_operand): Three new output modifiers added: k, m and o.
2642 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2643 (s390_output_mi_thunk): Use extended immediate when possible.
2644 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2645 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2646 (CONSTRAINT_LEN): Added length of O constraint.
2647 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2648 * config/s390/s390.md ("cpu"): New value z9_109 added.
2649 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2650 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2651 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2652 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2653 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2654 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2655 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2656 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2657 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2658 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2659 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2660 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2661 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2662 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2663 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2665 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2666 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2667 insns for TARGET_EXTIMM.
2669 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2671 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2673 2005-08-17 Nick Clifton <nickc@redhat.com>
2675 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2676 Call default_encode_section_info.
2678 2005-08-17 Steven Bosscher <stevenb@suse.de>
2680 PR tree-optimization/21574
2681 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2682 constant, return CONSTANT.
2683 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2684 (ccp_fold, visit_assignment): Likewise.
2685 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2687 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2689 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2690 fold_buildN instead of buildN then fold_initializer or fold.
2691 (build_unary_op): Likewise.
2692 (build_binary_op): Likewise.
2693 * fold-const.c (fold_initializer): Remove.
2694 (fold_build1_initializer): New function.
2695 (fold_build2_initializer): New function.
2696 (fold_build3_initializer): New function.
2697 * tree.h (fold_initializer): Remove.
2698 (fold_build1_initializer): New function.
2699 (fold_build2_initializer): New function.
2700 (fold_build3_initializer): New function.
2702 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2704 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2705 (try_move_mult_to_index): Call fold_build2 instead of build2.
2706 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2707 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2708 fold_binary_to_constant.
2709 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2711 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2712 check if A == gcd (A, B). Remove TYPE argument.
2713 (analyze_offset) Use fold_build2 instead of fold (build.
2714 (create_data_ref): Likewise.
2715 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2716 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2719 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2721 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2722 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2724 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2727 * gimplify.c (zero_sized_type): New function.
2728 (gimplify_modify_expr_rhs): If we have a zero sized type,
2729 replace the statement with an empty statement.
2731 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2733 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2736 2005-08-16 Ian Lance Taylor <ian@airs.com>
2738 * doc/tm.texi (Label Output): Correct typo.
2740 2005-08-16 Steven Bosscher <stevenb@suse.de>
2743 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2744 force_operand will work later on using have_insn_for.
2746 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2748 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2750 2005-08-16 Ian Lance Taylor <ian@airs.com>
2753 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2754 vector type, don't try to construct it element by element. Add an
2755 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2757 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2759 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2761 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2763 * doc/invoke.texi (Precompiled Headers): Document some more options
2764 which are known to be safe.
2766 2005-08-16 James E Wilson <wilson@specifix.com>
2768 PR tree-optimization/21105
2769 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2770 TREE_OVERFLOW check.
2772 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2774 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2775 (neg_ltu<mode>): Same.
2777 (neg_gtu<mode>): Same.
2779 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2781 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2782 (fold_builtin_isdigit): Use fold_buildN.
2783 (build_function_call_expr): Likewise.
2784 * c-typeck.c (c_finish_loop): Likewise.
2786 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2787 Richard Shann <rshann@superh.com>
2789 PR middle-end/20396:
2790 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2792 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2794 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2796 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2799 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2800 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2803 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2806 * fold-const.c (build_range_check): Disable optimization for function
2807 pointer expressions on targets that require function pointer
2810 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2812 * simplify-rtx.c (simplify_const_relational_operation): When
2813 extracting arguments of a COMPARE, recompute the mode as well.
2815 2005-08-15 Ian Lance Taylor <ian@airs.com>
2817 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2819 2005-08-15 DJ Delorie <dj@redhat.com>
2821 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2823 (movsi_splittable): Allow, but split, moves to the stack.
2824 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2827 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2829 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2830 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2831 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2833 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2834 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2835 Delete HOST_PTR_PRINTF.
2837 * configure, config.in: Regenerate.
2839 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2841 * config/rs6000/rs6000.md (QHSI): New mode macro.
2842 (wd): Extend mode attr for QImode and HImode
2843 (dbits): New mode attr.
2844 (zero_extend<mode>di2): Convert to mode macro.
2846 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2849 * doc/invoke.texi (-mgnu-ld): Update description.
2852 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2855 * Makefile.in (tree-chrec.o): Depends on real.h.
2856 * tree-chrec.c: Include real.h.
2857 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2858 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2859 * tree-scalar-evolution.c (add_to_evolution_1,
2860 interpret_rhs_modify_expr): Ditto.
2862 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2865 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2866 step is negative compute the estimation from init downwards to zero.
2868 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2870 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2872 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2874 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2876 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2877 Accept double-word constants that can be split.
2878 * config/s390/s390.md ("movti"): Use 'P' constraint.
2879 ("*movdi_31", "*movdf_31"): Likewise.
2881 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2883 Fix PR tree-optimization/22615
2885 * tree-ssa-structalias.c (solution_set_add): Handle
2886 first_vi_for_offset returning NULL.
2887 (do_da_constraint): Ditto.
2888 (do_sd_constraint): Ditto.
2889 (do_ds_constraint): Ditto
2890 (find_func_aliases): Ditto.
2891 (build_constraint_graph): RHS is allowed be ANYTHING.
2892 (first_vi_for_offset): Return NULL if we couldn't find anything at
2895 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2897 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2898 over memory as first operand.
2900 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2903 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2904 available for setting it.
2906 2005-08-14 Ira Rosen <irar@il.ibm.com>
2908 PR tree-optimization/23320
2909 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2910 data-refs' types instead of base object nullness. Add check for
2911 pointer type data-refs before first location comparison. Remove
2914 2005-08-14 Andreas Schwab <schwab@suse.de>
2916 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2918 2005-08-13 James E Wilson <wilson@specifix.com>
2920 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2921 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2922 -fstack-protector-all, --param ssp-buffer-size): Document.
2923 (-Wvariadic-macros): Alphabetize.
2924 (-fsched-stalled-insns-dep): Add missing 'f'.
2926 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2929 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2931 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2932 or indirect address operand.
2933 (EXTRA_ADDRESS_CONSTRAINT): New.
2934 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2936 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2938 PR tree-optimization/22236
2939 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2940 successors and predecessors.
2941 * tree-chrec.c (chrec_convert): Before converting, check that
2942 sequences don't wrap.
2943 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2944 (analyze_array): Extern.
2945 (find_data_references_in_loop): Remove call to
2946 compute_estimated_nb_iterations.
2947 * tree-data-ref.h (analyze_array): Declared.
2948 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2949 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2950 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2951 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2953 * tree-ssa-loop-ivcanon.c: Fix documentation.
2954 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2955 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2956 (infer_loop_bounds_from_undefined): New.
2957 (estimate_numbers_of_iterations_loop): Use
2958 infer_loop_bounds_from_undefined.
2959 (used_in_pointer_arithmetic_p): New.
2960 (scev_probably_wraps_p): Pass an extra parameter. Call
2961 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2962 (convert_step): Fix documentation.
2963 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2964 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2965 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2966 scev_probably_wraps_p.
2968 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2970 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2971 (s390_register_info): Ignore clobbered_regs information for fixed
2972 registers, and only fixed registers.
2973 (s390_init_frame_layout): Remove redundant call.
2975 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2977 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2978 description of -Wold-style-casts.
2980 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2981 Jakub Jelinek <jakub@redhat.com>
2983 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2984 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2985 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2986 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2987 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2988 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2989 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2990 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2991 ("stack_protect_set", "stack_protect_test"): New expanders.
2992 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2993 "stack_protect_testdi"): New insn definitions.
2995 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2997 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2999 2005-08-12 Paul Brook <paul@codesourcery.com>
3001 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3003 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3005 * config/s390/predicates.md (setmem_operand): New predicate.
3006 (shift_count_operand): Accept ANDs with special constants as
3008 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3009 with special constants.
3010 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3011 shift_count_operand with setmem_operand.
3013 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3015 * config/s390/s390.c (s390_extract_part, s390_single_part):
3017 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3018 (s390_output_mi_thunk): Don't use lg on 31 bit.
3019 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3020 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3022 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3024 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3025 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3026 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3027 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3028 with one of the new macros.
3030 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3032 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3033 Don't set save_return_addr_p.
3034 (s390_register_info): Make clobbered_regs not depending on
3037 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3039 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3040 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3042 2005-08-11 James E. Wilson <wilson@specifix.com>
3044 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3046 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3048 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3049 locations gathered by var-tracking in single entry loc_list
3050 over loc_descriptor_from_tree.
3052 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3053 pass it down to loc_descriptor.
3054 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3055 (containing_function_has_frame_base): Move earlier in the file.
3056 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3057 instead of always assuming fbreg can't be used.
3059 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3061 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3062 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3063 Accept address wrapped in AND for Altivec.
3064 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3065 Strip AND wrapping offset address for Altivec.
3067 2005-08-11 Richard Henderson <rth@redhat.com>
3070 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3071 before using TYPE_IS_SIZETYPE.
3073 2005-08-11 Richard Henderson <rth@redhat.com>
3076 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3077 insn types not present on ev4.
3078 (alphaev5_insn_pipe): Similarly.
3080 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3083 * arm.c (arm_override_options): If the user has selected callee-super-
3084 interworking, then enable normal interworking.
3086 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3088 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3091 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3093 * doc/rtl.texi: Fix two typos.
3095 2005-08-11 Richard Guenther <rguenther@suse.de>
3098 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3099 cases where we call to/from functions returning void.
3101 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3104 * tree.c (build_pointer_type_for_mode): Robustify.
3106 2005-08-10 James E Wilson <wilson@specifix.com>
3108 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3109 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3111 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3114 2005-08-10 Eric Christopher <echristo@apple.com>
3116 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3117 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3120 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3123 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3124 for the high part when generating dynamic-no-pic code.
3126 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3128 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3129 (x86_64-*-linux*): Likewise.
3131 * config/i386/crtfastmath.c: New file.
3132 * config/i386/t-crtfm: Likewise.
3134 * config/i386/linux.h (ENDFILE_SPEC): New.
3135 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3137 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3140 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3142 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3143 (vec_shl, vec_shr): Document new operations.
3144 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3146 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3148 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3149 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3150 change predicate to indexed_or_indirect_address.
3152 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3154 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3155 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3156 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3157 and __aeabi_uwrite8.
3158 * config/arm/unaligned-funcs.c: New file.
3159 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3161 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3163 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3165 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3166 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3168 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3169 * final.c (pass_shorten_branches): Add dump.
3170 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3171 (pass_life): Rename dump.
3172 (rest_of_handle_flow2): Remove initial verify_flow_info.
3173 * function.c (pass_instantiate_virtual_regs): Add dump.
3174 * integrate.c (pass_initial_value_sets): Add dump.
3175 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3176 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3177 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3178 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3179 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3180 gate_rtl_unrool_and_peel_loops): New.
3181 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3182 rtl_doloop): Do not look at flags.
3183 * mode-switching.c (pass_mode_switching): Add dump.
3184 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3185 pass_split_before_regstack): Add dump.
3186 * regmove.c (pass_stack_adjustments): Add dump.
3187 * tree-optimize.c (pass_fixup_cfg): Add dump.
3189 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3192 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3193 deciding which instruction sequence to use.
3195 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3197 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3198 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3200 2005-08-09 Richard Guenther <rguenther@suse.de>
3202 * c-common.c (builtin_function_2): Remove.
3203 (def_builtin_1): New function.
3204 (c_common_nodes_and_builtins): Use def_builtin_1 to
3205 build builtin functions.
3207 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3209 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3210 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3211 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3214 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3216 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3217 fold_binary instead of fold_build2 since we don't care about the
3219 (loop_niter_by_eval): Likewise.
3220 (compare_trees): Likewise.
3221 (proved_non_wrapping_p): Likewise.
3223 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3227 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3228 if the if is really empty.
3230 2005-08-09 Steven Bosscher <stevenb@suse.de>
3232 PR tree-optimization/23234
3233 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3234 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3235 argument of the new enum.
3236 (execute_cse_reciprocals): Add reciprocals for function arguments
3237 on the unique successor edge of the entry block. Update other calls
3238 to execute_cse_reciprocals_1.
3240 2005-08-08 Richard Henderson <rth@redhat.com>
3243 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3245 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3247 * expr.c (write_complex_part): Return after handling MEM.
3249 2005-08-08 Josh Conner <jconner@apple.com>
3251 PR rtl-optimization/23241
3252 * combine.c (simplify_comparison): Fix error in determining
3253 whether to lift a subreg from comparison.
3255 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3258 * config/rs6000/altivec.md (vec_init<mode>): New.
3259 (vec_set<mode>): New.
3260 (vec_extract<mode>): New.
3261 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3262 (rs6000_expand_vector_set): New.
3263 (rs6000_expand_vector_extract): New.
3264 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3265 for Altivec modes before reload.
3266 (altivec_expand_vec_init_builtin): New.
3267 (get_element_number): New.
3268 (altivec_expand_vec_set_builtin): New.
3269 (altivec_expand_vec_ext_builtin): New.
3270 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3272 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3274 * config/rs6000/rs6000.h (rs6000_builtins): Add
3275 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3276 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3277 * config/rs6000/rs6000-protos.h: Declare new functions.
3279 2005-08-08 Jan Hubicka <jh@suse.cz>
3281 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3282 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3283 * i386.md (movdi*): Use pic_32bit_operand.
3284 * predicates.md (pic_32bit_operand): New.
3286 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3289 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3291 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3293 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3294 (test_for_singularity): Use fold_build2.
3296 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3298 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3300 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3302 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3303 (COMMON_ASM_OP) Define.
3304 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3305 (ix86_encode_section_info): Likewise.
3306 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3307 SUBTARGET_ENCODE_SECTION_INFO.
3309 2005-08-06 Richard Henderson <rth@redhat.com>
3312 * tree-nested.c (convert_local_reference): Save and restore val_only
3313 around component_ref and friends. Clear walk_subtrees by default.
3315 2005-08-06 Peter O'Gorman <peter@pogma.com>
3318 * gcc.c (process_command): Check the argument to -b has a dash.
3319 * doc/invoke.texi: Update -b and -V docs.
3321 2005-08-06 James E Wilson <wilson@specifix.com>
3323 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3325 2005-08-06 Michael Matz <matz@suse.de>
3327 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3328 member only if only one insn is associated with the value.
3330 2005-08-06 Nick Clifton <nickc@redhat.com>
3332 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3334 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3335 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3336 Check symbol flags instead of symbol name mangling.
3337 (xstormy16_asm_output_aligned_common): Likewise. Also
3338 simplify code since the bss100_section cass is the only case
3339 where the below100 code will be triggered.
3340 (xstormy16_encode_section_info): Encode below100 attribute
3341 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3343 (xstormy16_strip_name_encoding): Delete - this function is no
3345 (TARGET_STRIP_NAME_ENCODING): Undefine.
3346 * config/stormy16/stormy16-protos.h: Delete prototype for
3347 xstormy16_strip_name_encoding.
3349 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3351 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3352 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3353 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3354 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3355 config/alpha/predicates.md, config/arc/arc.h,
3356 config/arm/arm.h, config/arm/ieee754-df.S,
3357 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3358 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3359 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3360 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3361 config/m68hc11/m68hc11.h, config/mips/mips.c,
3362 config/mips/mips.h, config/mips/openbsd.h,
3363 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3364 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3365 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3366 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3367 config/sparc/linux.h, config/sparc/linux64.h,
3368 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3369 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3370 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3371 typos. Follow spelling conventions.
3373 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3376 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3377 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3378 specially. Check for side effects only for COND_EXPR.
3379 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3380 return with TREE_NO_WARNING.
3382 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3384 PR rtl-optimization/23233
3385 * loop.c (combine_movables): Require the modes to be the same.
3386 (move_movables): Remove handling of cases where the replacement
3387 had a different mode to the original.
3389 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3391 PR tree-optimization/23128
3392 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3393 subtraction wrap, and set TREE_OVERFLOW if they do.
3395 2005-08-05 Richard Henderson <rth@redhat.com>
3398 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3399 FORCED_LABEL labels.
3401 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3404 * reload.c (find_reloads_subreg_address): Pass down TYPE
3405 unchanged. Change all callers except find_reloads_toplev.
3407 2005-08-05 Michael Matz <matz@suse.de>
3409 * genattrtab.c (current_alternative_string): Remove.
3410 (SIMPLIFY_ALTERNATIVE): Ditto.
3411 (attr_alt_bit_p): Ditto.
3412 (alternative_name): Make const char *.
3413 (evaluate_eq_attr): Remove use of above things.
3414 (simplify_test_exp): Ditto.
3415 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3416 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3418 2005-08-04 James E Wilson <wilson@specifix.com>
3420 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3421 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3422 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3423 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3424 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3426 2005-08-04 Richard Henderson <rth@redhat.com>
3429 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3430 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3431 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3432 if we'd have to instantiate too many members.
3434 2005-08-04 Richard Henderson <rth@redhat.com>
3437 * tree-outof-ssa.c (coalesce_asm_operands): New.
3438 (coalesce_ssa_name): Use it. Split out ...
3439 (coalesce_phi_operands, coalesce_result_decls): ... these.
3441 2005-08-04 Paul Brook <paul@codesourcery.com>
3443 * read-rtl.c (read_quoted_string): Break if EOF.
3445 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3447 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3448 (fold_build2): Likewise.
3449 (fold_build3): Likewise.
3450 (fold_build1_stat): New function prototype.
3451 (fold_build2_stat): Likewise.
3452 (fold_build3_stat): Likewise.
3453 * fold-const.c (fold_build1): Rename to ..
3454 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3455 through to build1_stat.
3456 (fold_build2): Rename to ..
3457 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3458 through to build2_stat.
3459 (fold_build3): Rename to ..
3460 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3461 through to build3_stat.
3463 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3464 Ian Lance Taylor <ian@airs.com>
3466 * function.c (assign_stack_local_1): Do not correct stack slot
3467 address if allocation size is smaller than mode size.
3469 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3472 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3473 (tree_merge_blocks): Propagate anything allowed by
3475 Clarify documentation.
3476 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3477 SSA form, schedule an update if necessary.
3479 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3481 * doc/install.texi (Binaries): Remove broken link to
3482 Sinix/Reliant Unix binaries.
3484 2005-08-03 Richard Henderson <rth@redhat.com>
3487 * function.c (stack_protect_epilogue): Export.
3488 * tree.h (stack_protect_epilogue): Declare.
3489 * calls.c (expand_call): Call it.
3491 2005-08-03 Eric Christopher <echristo@apple.com>
3493 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3494 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3497 2005-08-04 Jan Hubicka <jh@suse.cz>
3499 * profile.c (branch_prob): Split edges with goto locus on them
3500 to get proper line counts.
3501 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3503 2005-08-03 Paul Brook <paul@codesourcery.com>
3505 * function.c (assign_parms): Round current_function_args_size
3506 to PARM_BOUNDARY, not STACK_BOUNDARY.
3508 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3510 * config/i386/i386.c (x86_elf_aligned_common)
3511 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3513 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3515 PR tree-optimization/23157
3516 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3517 before emitting them.
3519 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3521 PR tree-optimization/19899
3522 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3523 * tree-scalar-evolution.c: Include real.h.
3524 (add_to_evolution): Build constant -1 of correct type.
3526 2005-08-03 Jan Hubicka <jh@suse.cz>
3528 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3529 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3530 profile updating for complette unrolling.
3531 * loop-unroll.c (peel_loop_completely): Use it.
3532 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3533 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3536 2005-08-03 Paul Brook <paul@codesourcery.com>
3538 * combine.c (can_change_dest_mode): New function.
3539 (try_combine, simplify_set): Use it.
3541 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3543 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3546 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3548 * doc/install.texi (Specific): Adjust link to openavr.org.
3549 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3550 (Binaries): Adjust HP-UX Porting Center link.
3551 (Binaries): Adjust Free Software Foundation ordering link.
3553 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3555 * convert.c (convert_to_integer): Use fold_build1 instead of
3556 build1 when converting an integer to an integer.
3558 2005-08-02 Richard Henderson <rth@redhat.com>
3560 * combine.c (combine_instructions): Don't use reg_equal/equiv
3561 results if the mode doesn't match.
3563 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3565 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3566 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3568 2005-08-02 Richard Henderson <rth@redhat.com>
3571 * explow.c (memory_address): Remove special-case for
3572 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3574 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3577 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3578 number of calls to cleanup_tree_cfg_1.
3580 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3582 * doc/invoke.texi: document file extensions .F90 and .F95
3584 2005-08-02 Richard Guenther <rguenther@suse.de>
3586 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3587 positive if its first argument is positive.
3589 2005-08-02 Richard Guenther <rguenther@suse.de>
3591 PR tree-optimization/23177
3592 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3595 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3597 PR tree-optimization/23129
3598 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3599 varying for divisions with anti-ranges.
3601 2005-08-02 Jan Hubicka <jh@suse.cz>
3603 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3604 * tree-ssa-threadupdate.c (thread_block): Add it here.
3606 2005-08-01 James E Wilson <wilson@specifix.com>
3608 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3609 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3610 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3612 * config/mips/predicates.md (const_call_insn_operand): Add check for
3613 SYMBOL_REF_LONG_CALL_P.
3614 * doc/extend.texi (long_call): Document the new attribute.
3616 2005-08-01 Ian Lance Taylor <ian@airs.com>
3617 Richard Henderson <rth@redhat.com>
3619 * Makefile.in (RTL_BASE_H): Add real.h.
3620 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3622 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3624 * rtl.c (rtl_check_failed_code_mode): New.
3625 * rtl.h (struct rtx_def): Add u.rv.
3626 (XCMWINT, XCNMPRV): New.
3627 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3628 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3630 2005-08-01 Richard Henderson <rth@redhat.com>
3632 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3633 with auto-inc codes.
3635 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3637 2005-08-01 Jan Hubicka <jh@suse.cz>
3639 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3640 * i386.c: Include dwarf2.h
3641 (asm_preferred_eh_data_format): New.
3642 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3644 2005-08-01 Ian Lance Taylor <ian@airs.com>
3646 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3647 randomize_va_space for virtual address randomization control.
3649 2005-08-01 Steven Bosscher <stevenb@suse.de>
3651 * common.opt (flag_ipa_cp): Put in right place to maintain
3654 2005-08-01 Jan Hubicka <jh@suse.cz>
3656 * profile.c (compute_value_histograms): Fix thinko.
3657 * value-prof.c: Include toplev.h
3658 (check_counter): New function.
3659 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3660 tree_mod_subtract_transform): Add sanity check.
3662 2005-08-01 Richard Guenther <rguenther@suse.de>
3664 PR tree-optimization/23133
3665 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3666 current functions parameter decls to find defs to cse
3669 2005-08-01 Richard Guenther <rguenther@suse.de>
3671 PR tree-optimization/23109
3672 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3673 If trapping math is in effect, use post-dominator information
3674 to check if we'd in any case reach a trapping point before
3675 doing the reciprocal insertion.
3676 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3677 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3678 expressions are invariant only if trapping math is not in effect.
3680 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3682 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3683 cgraph_function_versioning): New declarations.
3684 * cgraphunit.c: Add include to ipa-prop.h.
3685 (update_call_expr, cgraph_copy_node_for_versioning,
3686 cgraph_function_versioning): New functions.
3687 * integrate.c (copy_decl_for_inlining): Remove.
3688 * ipa-prop.h (ipa_replace_map): New struct.
3689 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3690 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3691 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3692 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3693 ipcp_iterate_stage, ipcp_method_scale_print,
3694 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3695 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3696 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3697 ipcp_update_bb_counts, ipcp_update_profiling,
3698 ipcp_update_edges_counts): New functions.
3699 (ipcp_method_cval_init): Remove restriction regarding local methods.
3700 (ipcp_init_stage): Add ipcp_method_compute_scale.
3701 (ipcp_insert_stage): Add versioning.
3702 (ipcp_structures_print): Add ipcp_method_scale_print.
3703 (ipcp_driver): Dump profiling info.
3704 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3705 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3706 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3707 (struct inline_data): Add versioning_p, ipa_info, new fields.
3708 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3709 declare_return_variable): Replace calls to copy_decl_for_inlining with
3711 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3713 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3714 Add argument VERSIONING.
3715 (copy_arguments_for_versioning, copy_static_chain,
3716 function_versionable_p, tree_versionable_function_p,
3717 tree_function_versioning, replace_ref_tree): New functions.
3718 * tree-inline.h: Include varray.h.
3719 (tree_versionable_function_p, tree_function_versioning,
3720 tree copy_decl_for_dup): New declarations.
3722 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3724 * ipa-cp.c: New file. Contains IPCP specific functionality.
3725 * ipa-prop.h: New file. Contains structures/definitions that can be
3726 used by several interprocedural data flow optimizations (and also IPCP).
3727 * ipa-prop.c: New file.
3728 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3729 * common.opt: Add ipa-cp flag.
3730 * timevar.def: Add IPCP optimization.
3731 * tree-optimize.c (init_tree_optimization_passes): Schedule
3733 * tree-pass.h (pass_ipa_cp): Declare.
3735 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3737 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3738 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3739 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3740 config/i386/i386.c, config/mips/mips.h,
3741 config/rs6000/rs6000.h, config/sh/sh.c,
3742 config/stormy16/stormy16.c: Fix comment typos.
3744 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3747 * c-typeck.c (build_binary_op): Use common_type wrapper on
3749 (common_type): Update comment.
3751 2005-07-31 Steven Bosscher <stevenb@suse.de>
3754 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3755 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3756 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3758 2005-07-31 Jan Hubicka <jh@suse.cz>
3760 * pretty-print.h (pp_widest_integer): New macro.
3761 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3764 2005-07-31 Jan Hubicka <jh@suse.cz>
3766 * output.h (enum section_category): Export from varasm.c
3767 (categorize_decl_for_section): Likewise.
3768 * varasm.c (enum section_category): Kill.
3769 (categorize_decl_for_section): Make global.
3770 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3772 * i386.c (ix86_section_threshold): New static variable.
3773 (ix86_in_large_data_p, ix86_encode_section_info,
3774 x86_64_elf_unique_section,
3775 x86_64_elf_select_section): New functions.
3776 (TARGET_ENCODE_SECTION_INFO): Define
3777 (override_options): Enable medium model for PIC.
3778 (ix86_expand_prologue): Expand gen_set_got_rex64.
3779 (legitimate_constant_p): Handle new UNSPECs.
3780 (legitimate_pic_address_disp_p): Likewise.
3781 (legitimize_pic_address): Lower MEDIUM model addressing.
3782 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3783 (enum cmodel): Add MEDIUM_PIC.
3784 (SYMBOL_REF_FAR_ADDR_P): New macro.
3785 (SYMBOL_FLAG_FAR_ADDR): New flag.
3786 * i386.md (movdi): Support medium model.
3787 (set_got_rex64): New pattern.
3788 * i386.opt (mlarge-data-threshold): New flag.
3789 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3790 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3791 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3792 TARGET_ASM_UNIQUE_SECTION): New.
3794 * invoke.texi (-mlarge_data_threshold): Document
3796 2005-07-31 Jan Hubicka <jh@suse.cz>
3798 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3799 (coalesce_vars): Likewise.
3800 * tree-ssa-live.c (coalesce_cost): New.
3801 (build_tree_conflict_graph): Use coalesce_cost.
3802 * tree-ssa-live.h (coalesce_cost): Declare.
3804 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3806 * arm.md (all peepholes for post-increment operations): Delete.
3807 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3808 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3809 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3810 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3811 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3813 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3815 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3818 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3821 * doc/invoke.texi: Document -rdynamic.
3823 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3826 * c-parser.c (c_parser_parms_list_declarator): Call
3827 mark_forward_parm_decls.
3828 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3829 decls with visibility structure.
3831 2005-07-30 Paul Brook <paul@codesourcery.com>
3833 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3835 2005-07-30 Paul Brook <paul@codesourcery.com>
3837 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3839 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3841 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3843 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3846 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3847 nested function declarators.
3848 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3849 (grokparms): Call warn_if_shadowing for parameters used within the
3851 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3852 not used within the parameter list.
3853 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3855 2005-07-30 Jan Hubicka <jh@suse.cz>
3857 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3858 * i386.c (ix86_fixup_binary_operands): Likewise.
3859 (ix86_expand_unary_operator): Likewise.
3860 (ix86_expand_fp_absneg_operator): Likewise.
3861 * optabs.c (expand_vec_cond_expr): Validate dest.
3863 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3866 * real.c (real_from_string): Also set last bit if there is a
3867 nonzero hex digit beyond GCC's internal precision after ".".
3869 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3871 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3872 define_constants. Change duplicate values to unassigned numbers.
3873 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3874 (*altivec_vspltsf): New.
3875 (altivec_vperm_v4sf): Delete.
3876 (altivec_vperm_<mode>): Use mode macro V.
3877 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3878 (altivec_predicate_v4sf): Delete.
3879 (altivec_predicate_<mode>): Use mode macro V.
3880 (*altivec_lvesfx): New.
3881 (*altivec_stvesfx): New.
3882 (vec_realign_load_v4sf): Delete.
3883 (vec_realign_load_<mode>): Use mode macro V.
3884 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3887 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3890 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3892 * configure: Regenerated.
3894 2005-07-29 Paul Brook <paul@codesourcery.com>
3896 * doc/install.texi: Add link to GFortran binaries wiki page.
3898 2005-07-29 David Ung <davidu@mips.com>
3900 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3901 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3902 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3903 * config/mips/mips.md (cpu): Add 5kf name.
3904 (includes): Includes 5k.md.
3905 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3906 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3909 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3912 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3913 (cleanup_tree_cfg): ... here.
3914 Call cleanup_tree_cfg_1 until there are no more cleanups to
3917 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3919 * tree-vrp.c (compare_range_with_value): Return true or false
3920 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3921 EQ_EXPR respectively.
3923 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3925 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3928 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3930 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3931 (tree_ssa_dominator_optimize): Increment it.
3932 (dump_dominator_optimization_stats): Print it.
3934 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3935 Steven Bosscher <stevenb@suse.de>
3937 PR rtl-optimization/23117
3938 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3939 when head == tail. Tidy comment.
3941 2005-07-28 Richard Henderson <rth@redhat.com>
3943 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3944 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3945 * jump.c (rtx_renumbered_equal_p): Likewise.
3946 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3947 CONST_INT and CONST_DOUBLE.
3948 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3949 * reload.c (operands_match_p): Special case CONST_INT and
3950 CONST_DOUBLE; check mode earlier.
3952 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3955 * c-typeck.c (convert_for_assignment): Do not check
3956 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3958 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3961 * c-typeck.c (composite_type): Prefer constant size arrays to
3964 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3967 * real.c (real_from_string): Set last bit if there is a nonzero
3968 hex digit beyond GCC's internal precision.
3970 2005-07-28 Richard Henderson <rth@redhat.com>
3973 * cfgcleanup.c (try_forward_edges): Watch out for end of
3976 2005-07-28 James E Wilson <wilson@specifixinc.com>
3979 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3981 2005-07-28 Jan Hubicka <jh@suse.cz>
3983 * Makefile.in (rtl-profile.o): Kill all traces of it.
3984 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3985 * coverage.h (rtl_coverage_counter_ref): Kill.
3986 * opts.c (flag_speculative_prefetching_set): Kill.
3987 (flag_loop_optimize_set): New.
3988 (common_handle_option): Disable loop optimizer when profiling;
3989 do not handle speculative prefetching.
3990 * passes.c (init_optimization_passes): Replace pass_profiling combo
3991 by branch_prob pass.
3992 * profile.c (compute_value_histograms): Update for simplified value
3994 (rtl_register_profile_hooks): Kill.
3995 (pass_profiling): Kill.
3996 (rest_of_handle_branch_prob): Do not profile.
3997 * toplev.c (process_options): Remove speculative prefetching.
3998 * toplev.h (flag_tree_based_profiling): Kill.
3999 * tree-profile.c (prepare_instrumented_value,
4000 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4001 tree_gen_one_value_profiler, do_tree_profiling): Update for
4002 simplified datastructures.
4003 * value-prof.c: Add comment that speculative prefetching was dropped;
4004 update rest of file for simplified datastructures.
4005 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4006 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4007 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4008 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4009 rtl_mod_subtract, gen_speculative_prefetch,
4010 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4011 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4012 (gate_handle_value_profile_transformations,
4013 rest_of_handle_value_profile_transformations,
4014 pass_value_profile_transformations): Kill.
4015 * value-prof.h (histogram_value_t): Remove IL based unions.
4016 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4017 rtl_profile_hooks): Remove hooks.
4019 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4021 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4022 (cgraph_clone_node): Likewise.
4023 * cgraph.h (cgraph_clone_edge): Update prototype.
4024 (cgraph_clone_node): Likewise.
4025 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4027 (lookup_recursive_calls): Consider profile.
4028 (cgraph_decide_recursive_inlining): Fix updating; use new
4029 probability argument; use profile.
4030 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4031 * tree-inline.c (copy_bb): Update clal of clone_edge.
4032 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4034 * invoke.texi (min-inline-recursive-probability): Document.
4036 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4038 * doc/install.texi (Configuration): Update Valgrind homepage.
4040 2005-07-28 Richard Henderson <rth@redhat.com>
4043 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4044 labels we want to delete.
4045 (cfg_layout_merge_blocks): Likewise.
4047 2005-07-28 Richard Henderson <rth@redhat.com>
4050 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4051 when expanding to nothing.
4053 2005-07-28 Josh Conner <jconner@apple.com>
4055 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4056 (cgraph_decide_inlining_of_small_functions): Likewise.
4058 2005-07-28 Josh Conner <jconner@apple.com>
4060 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4061 direction of badness if negative.
4062 (cgraph_default_inline_p): Add reason to parameters, and assign it
4064 (cgraph_decide_inlining_of_small_functions): New parameter in call
4065 to cgraph_default_inline_p.
4066 (cgraph_decide_inlining_incrementally): Likewise.
4067 * cgraphunit.c (decide_is_function_needed): Likewise.
4068 * cgraph.h (cgraph_default_inline_p): Likewise.
4070 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4072 * builtins.c: Fix comment typo(s).
4073 * genautomata.c: Likewise.
4074 * gimplify.c: Likewise.
4075 * tree-dfa.c: Likewise.
4076 * tree-flow-inline.h: Likewise.
4077 * tree-into-ssa.c: Likewise.
4078 * tree-ssa-alias.c: Likewise.
4079 * tree-ssa-ccp.c: Likewise.
4080 * tree-ssa-copy.c: Likewise.
4081 * tree-ssa-dce.c: Likewise.
4082 * tree-ssa-dom.c: Likewise.
4083 * tree-ssa-operands.c: Likewise.
4084 * tree-tailcall.c: Likewise.
4085 * tree-vectorizer.c: Likewise.
4086 * tree-vrp.c: Likewise.
4089 2005-07-28 Jeff Law <law@redhat.com>
4091 * tree-vrp.c (test_for_singularity): Extracted from ...
4092 (simplify_cond_using_ranges): Attempt to simplify a relational
4093 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4095 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4097 PR tree-optimization/22506
4098 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4099 phis whose argument is constant.
4101 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4103 PR rtl-optimization/18992
4104 Back out this patch:
4105 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4106 PR optimization/12142
4107 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4108 uses of the register in the SET_SRC. Remove unnecessary argument.
4110 Replace it with this:
4111 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4112 if flag_non_call_exceptions is set and the insn may trap, pass
4113 pc_rtx as dest for recursion.
4114 In SET_SRC part of SET case, if dest is already set, pass it down
4117 2005-07-28 Jan Hubicka <jh@suse.cz>
4119 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4120 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4121 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4123 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4124 profile when available.
4126 2005-07-28 Jan Beulich <jbeulich@novell.com>
4128 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4129 (ia64_print_operand): Describe and handle 'X'.
4130 (ia64_register_move_cost): Also handle FP_REGS.
4131 (ia64_preferred_reload_class): Likewise.
4132 (ia64_secondary_reload_class): Likewise.
4133 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4134 it. Also check for ITANIUM_CLASS_FLDP.
4135 * config/ia64/ia64.h (FP_REGNO_P): New.
4136 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4137 (reg_class): Add FP_REGS.
4138 (REG_CLASS_NAMES): Adjust for it.
4139 (REG_CLASS_CONTENTS): Likewise.
4140 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4141 (REG_CLASS_FROM_LETTER): Handle 'x'.
4142 (CLASS_MAX_NREGS): Handle FP_REGS.
4143 (MEMORY_MOVE_COST): Likewise.
4144 * config/ia64/ia64.md (itanium_class): Add fldp.
4145 (type): Handle fldp.
4146 (movti_internal): More allowable operand combinations. Use ldfp8 when
4147 splitting unnecessary. Remove predicable attribute. Adjust
4148 itanium_class attribute.
4149 (smuldi3_highpart): Remove outdated comment.
4150 (mulditi3, umulditi3, rotlti3): New expanders.
4151 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4152 (absti2): Disabled new insn for future reference.
4153 Respective new splitters.
4154 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4155 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4156 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4158 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4160 PR rtl-optimization/23047
4161 * simplify-rtx.c (simplify_const_relational_operation): Respect
4162 flag_wrapv for comparisons with ABS.
4164 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4166 PR tree-optimization/22493
4167 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4168 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4170 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4172 * config/frv/frv.opt (moptimize-membar): New.
4174 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4176 * config/frv/frv.h: Remove machine_function definition.
4178 * config/frv/frv.c (struct frv_io): New.
4179 (struct machine_function): Moved from frv.h. Add has_membar_p.
4180 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4181 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4182 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4183 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4184 (frv_reorg): Call frv_optimize_membar when appropriate.
4185 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4186 (frv_expand_builtin): Adjust calls accordingly.
4187 (frv_io_address_cookie): New function.
4188 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4189 load or store rather than a special insn. Add ccnstant address and
4190 io-type operands to the membar.
4191 (frv_ifcvt_modify_tests): Unsign regno.
4192 (frv_ifcvt_modify_tests): Same.
4194 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4195 UNSPEC_OPTIONAL_MEMBAR constant.
4196 (builtin_read_<mode>): Delete.
4197 (builtin_write_<mode>): Delete.
4198 ("optional_membar_<mode>"): Add operand.
4200 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4201 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4202 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4203 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4204 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4205 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4206 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4207 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4208 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4210 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4212 * df.c (df_uses_record): Handle SCRATCH.
4214 2005-07-28 Steven Bosscher <stevenb@suse.de>
4217 * passes.c (rest_of_decl_compilation): If decl is a type and
4218 we have encountered errors, don't emit debug information.
4220 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4222 * params.def: Fixed comment.
4224 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4227 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4228 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4229 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4231 2005-07-27 Steven Bosscher <stevenb@suse.de>
4234 * varasm.c (assemble_start_function): Don't do anything that may
4235 require a CFG if the current function is a thunk.
4237 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4239 * doc/install.texi (Prerequisites): Mention that perl is needed
4240 to do export control in libstdc++ targetting Darwin.
4242 2005-07-27 Steven Bosscher <stevenb@suse.de>
4244 PR rtl-optimization/17808
4245 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4246 (sched_insns_conditions_mutex_p): Split out from...
4247 (add_dependence): ...here. But don't call it from here.
4248 (add_dependence_list): Check sched_insns_conditions_mutex_p
4249 before calling add_dependence.
4250 (add_dependence_list_and_free): Likewise.
4251 (fixup_sched_groups): Likewise.
4252 (sched_analyze_1): Likewise.
4253 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4254 (sched_analyze): Likewise.
4255 (sched_analyze_insn): Likewise.
4256 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4257 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4258 dependencies on all COND_EXEC insns to jumps ending basic blocks
4259 when doing intrablock scheduling.
4260 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4262 2005-07-27 Jeff Law <law@redhat.com>
4264 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4265 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4266 equivalency sets, correctly handle the case were vr0 has an
4267 equivalency set, but vr1 does not.
4269 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4271 PR tree-optimization/23073
4272 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4273 vect_print_dump_info before fprintf.
4275 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4277 PR tree-optimize/22348
4278 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4279 Fold the partial computation.
4281 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4283 PR tree-optimization/22325
4284 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4286 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4288 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4289 (force_var_cost): ... this function.
4290 (compute_phi_arg_on_exit): Export.
4292 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4294 PR tree-optimization/20773
4295 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4298 2005-07-27 Richard Guenther <rguenther@suse.de>
4300 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4301 Avoid pushing again if current struct contains only
4302 fields we decomposed.
4304 2005-07-27 Jan Hubicka <jh@suse.cz>
4306 PR tree-optimization/22574
4307 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4310 * tree-tailcall.c (decrease_profile): New function.
4311 (eliminate_tail_call): Use it.
4313 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4314 visibility flags correctly in whole program mode.
4316 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4318 PR rtl-optimization/22472
4319 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4321 2005-07-26 Steven Bosscher <stevenb@suse.de>
4323 PR tree-optimization/22504
4324 * tree-complex.c (expand_complex_addition): Use 'code' instead
4325 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4327 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4329 * config.gcc (cpu_type): Add frv case.
4330 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4331 (supported_defaults): Add fr550 case.
4333 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4336 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4337 whether a pointer of type T * may point to objects of type T *.
4339 2005-07-26 DJ Delorie <dj@redhat.com>
4341 * configure: Regenerate.
4343 2005-07-26 Dale Johannesen <dalej@apple.com>
4345 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4347 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4349 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4350 Clarify use of "build" in name.
4352 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4354 * doc/extend.texi (Raw read/write Functions): New section.
4355 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4356 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4357 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4358 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4359 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4360 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4361 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4362 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4363 * config/frv/frv.c: Add bdesc_loads global.
4364 Add bdesc_stores global.
4365 (frv_init_builtins): Add support for __builtin_{read/write}*.
4366 (frv_volatile_memref): New.
4367 (frv_expand_load_builtin): New.
4368 (frv_expand_store_builtin): New.
4369 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4370 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4371 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4372 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4373 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4374 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4375 (builtin_read_<mode>): New.
4376 (builtin_write_<mode>): New.
4377 (builtin_write64): New.
4378 (optional_membar_<mode>): New.
4380 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4382 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4383 (rather than units) against HOST_BITS_PER_WIDE_INT.
4385 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4387 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4388 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4389 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4390 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4393 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4394 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4395 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4397 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4399 2005-07-26 Richard Guenther <rguenther@suse.de>
4401 PR tree-optimization/22486
4402 * fold-const.c (fold_unary): Fold away useless component
4403 references of the form (T *)&T.x, if the address
4406 2005-07-25 James E Wilson <wilson@specifixinc.com>
4408 * dwarf2out.c (add_call_src_coords_attributes): New.
4409 (gen_inlined_subroutine_die): Call it.
4410 (maybe_emit_file, init_file_table): Add comments.
4411 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4413 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4414 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4415 * tree.h (BLOCK_SOURCE_LOCATION): New.
4416 (struct tree_block): New field locus.
4418 2005-07-26 Andreas Schwab <schwab@suse.de>
4420 PR rtl-optimization/23043
4421 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4422 when allocating a struct unoccr.
4424 2005-07-25 Richard Henderson <rth@redhat.com>
4427 * tree-complex.c (gate_no_optimization): True if errors.
4428 * Makefile.in (tree-complex.o): Update dependencies.
4430 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4432 * config/frv/predicates.md (integer_register_operand): Use
4435 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4438 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4440 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4442 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4444 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4445 types when flag_unsafe_math_optimizations is true.
4447 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4449 * gcc.c (option_map): Add --sysroot.
4450 (process_command): Handle --sysroot.
4451 (display_help): Document it.
4452 * doc/cppopts.tex (-isysroot): Document.
4453 * doc/invoke.texi (--sysroot): Document.
4454 * doc/install.texi (--with-build-sysroot): Document.
4456 * Makefile.in (inhibit_libc): New variable.
4457 (INHIBIT_LIBC_CFLAGS): Likewise.
4458 (LIBGCC2_CFLAGS): Include
4459 $(INHIBIT_LIBC_CFLAGS).
4460 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4461 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4462 ($(T)crtend.o): Likewise.
4463 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4464 ($(T)crtendS.o): Likewise.
4465 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4466 ($(T)crtendT.o): Likewise.
4467 (stmp-fixinc): Do not complain about missing headers if
4469 * configure.ac (inhibit_libc): Set it to true/false.
4470 (--with-build-sysroot): New option. Use it to set
4472 * configure: Regenerated.
4474 2005-07-25 Manfred Hollstein <mh@suse.com>
4476 * calls.c (store_one_arg): Fix unsigned comparison warning.
4478 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4481 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4482 (ggc_print_statistics): Initialize variable before use.
4484 2005-07-25 Richard Guenther <rguenther@suse.de>
4486 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4487 calling with a PHI_NODE argument.
4489 * tree-flow-inline.h (overlap_subvar): Protect against
4492 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4494 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4495 * configure: Regenerate.
4497 2005-07-25 Ira Rosen <irar@il.ibm.com>
4499 * expr.c (highest_pow2_factor): Make extern.
4500 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4501 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4502 record_array_differ_p, array_ptr_differ_p): Likewise.
4503 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4504 additional cases. Call the above functions.
4505 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4506 base_object_differ_p when there are two base objects. Otherwise, compare
4507 base address and offset. Call may_alias_p.
4508 (dump_data_reference): Use a correct field name.
4509 (analyze_array): Make static. Initialize new data-ref fields.
4510 (analyze_indirect_ref): New function.
4511 (init_data_ref): Initialize new data-ref fields.
4512 (strip_conversion): Moved from tree-vect-analyze.c.
4513 (analyze_offset_expr, get_ptr_offset, address_analysis,
4514 object_analysis): Likewise.
4515 (analyze_offset): New function.
4516 (create_data_ref): Likewise.
4517 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4518 dimensions for ARRAY_REFs only.
4519 (build_classic_dist_vector): Make static.
4520 (access_functions_are_affine_or_constant_p): Call macro to get the
4521 address of access functions.
4522 (compute_all_dependences): Add new parameter
4523 compute_self_and_read_read_dependences. Compute self and read-read
4524 dependences if it is true.
4525 (find_data_references_in_loop): Call create_data_ref. Initialize new
4527 (compute_data_dependences_for_loop): Add new parameter
4528 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4529 compute nb_loops. Call compute_all_dependences,
4530 build_classic_dist_vector and build_classic_dir_vector with correct
4532 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4533 with correct parameters. Compare dimensions for ARRAY_REFs only.
4534 (free_data_refs): Call macro to free access functions.
4535 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4536 fields from stmt_vinfo.
4537 (struct base_object_info): New structure.
4538 (struct data_reference): Move fields to base_object_info. Add fields
4539 first_location and object_info for above structures. Move fields from
4540 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4541 aligned_to. Add macros to access the new fields.
4542 Update functions declarations.
4543 * tree-flow.h (is_aliased_with): Declare.
4544 * tree-loop-linear.c (linear_transform_loops): Call
4545 compute_data_dependences_for_loop with correct parameters.
4546 * tree-ssa-alias.c (is_aliased_with): New function.
4547 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4548 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4549 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4550 vect_base_addr_differ_p, compute_subscript_distance and
4551 build_classic_dist_vector. Add printings. Check absolute value of
4553 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4555 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4556 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4557 to bytes. Add printing.
4558 (vect_compute_data_refs_alignment): Go through loads and stores in one
4560 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4561 vect_analyze_data_ref_access): Likewise.
4562 (vect_analyze_pointer_ref_access): Remove.
4563 (vect_address_analysis, vect_object_analysis): Likewise.
4564 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4565 and analyze data-refs in the loop.
4566 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4567 fields of data-ref instead of stmt. Add init to the offset from the
4569 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4570 (vect_update_init_of_dr): Likewise.
4571 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4572 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4574 (new_loop_vec_info): Initialize new fields.
4575 (destroy_loop_vec_info): Free new fields.
4576 (vect_strip_conversion): Remove.
4577 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4578 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4579 datarefs. Add new field ddrs.
4580 Add macros for the new fields access.
4581 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4582 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4583 Remove their macros.
4584 * tree.h (highest_pow2_factor): Declare.
4586 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4588 * calls.c (store_one_arg): Check for sibling call MEM arguments
4589 from already clobbered incoming argument area.
4591 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4593 * c-common.c (check_missing_format_attribute): New.
4594 * c-common.h (check_missing_format_attribute): Likewise.
4595 * c-typeck.c (convert_for_assignment): Use it.
4597 2005-07-24 Andreas Schwab <schwab@suse.de>
4599 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4600 register use a word move. Correct operand of ext.w in 68000 code.
4602 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4604 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4605 variables as declarations, rather than definitions.
4607 2005-07-24 Ira Rosen <irar@il.ibm.com>
4609 PR tree-optimization/22526
4610 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4613 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4615 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4616 that C99 reserve for future use. Use it to define clog10,
4617 clog10f and clog10l.
4619 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4621 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4622 * configure.ac: Check for -Wmissing-format-attribute.
4624 * configure: Regenerate.
4626 2005-07-23 Richard Henderson <rth@redhat.com>
4628 PR tree-optimization/22623
4629 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4631 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4634 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4636 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4638 * Makefile.in (C_TREE_H): Update dependencies.
4639 * c-tree.h: Include toplev.h.
4640 * diagnostic.h (diagnostic_set_info): Add format attribute.
4641 * rtl-error.c (diagnostic_for_asm): Likewise.
4643 2005-07-23 Chao-ying Fu <fu@mips.com>
4645 * config/mips/mips-dsp.md: New file.
4646 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4647 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4649 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4650 MIPS_BUILTIN_BPOSGE32.
4651 (mips_expand_builtin_direct): Add one parameter to indicate that
4652 builtin functions need to return a value.
4653 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4655 (mips_regno_to_class): Add classes for 12 new DSP registers.
4656 (mips_subword): Change to check four HI registers.
4657 (mips_output_move): Output move to and from 6 new DSP accumulators.
4658 (override_options): Make sure -mdsp and -mips16 are not used together.
4659 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4661 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4663 (print_operand): Add 'q' for printing DSP accumulators.
4664 (mips_cannot_change_mode_class): Check ACC_REGS.
4665 (mips_secondary_reload_class): Check ACC_REGS.
4666 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4667 (mips_register_move_cost): Check ACC_REGS.
4668 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4669 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4670 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4671 (dsp_bdesc): New array.
4672 (bdesc_arrays): Add DSP builtin function table.
4673 (mips_prepare_builtin_arg): Check predicate again after
4675 (mips_expand_builtin): Add one more parameter to
4676 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4677 MIPS_BUILTIN_BPOSGE32.
4678 (mips_init_builtins): Initialize new function types.
4679 (mips_expand_builtin_direct): Check if builtin functions need to
4680 return a value and pass operands properly.
4681 (mips_expand_builtin_bposge): New function.
4682 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4683 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4684 (FIRST_PSEUDO_REGISTER): Increase to 188.
4685 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4686 Update for 12 new DSP registers.
4687 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4688 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4689 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4690 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4691 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4692 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4693 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4694 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4695 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4696 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4697 (REGISTER_NAMES): Add names for 12 new DSP registers.
4698 * config/mips/mips.md: Include mips-dsp.md.
4699 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4700 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4701 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4702 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4703 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4704 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4705 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4706 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4707 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4708 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4709 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4710 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4711 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4712 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4713 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4714 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4715 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4716 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4717 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4718 (UNSPEC_RDDSP): New constants.
4719 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4720 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4722 * config/mips/mips.opt (-mdsp): New option.
4723 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4724 (reg_imm10_operand): New predicates.
4725 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4726 * doc/invoke.texi (-mdsp): Document new option.
4728 2005-07-22 DJ Delorie <dj@redhat.com>
4730 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4732 * tree-inline.c (inlinable_function_p): Likewise.
4734 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4737 * toplev.c (check_global_declarations): Do not mark undefined
4738 variables as DECL_IGNORED_P.
4739 * varasm.c (first_global_object_name): GTY it.
4740 (weak_global_object_name): Likewise.
4741 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4742 a string to go into {weak,first}_global_object_name.
4744 2005-07-22 DJ Delorie <dj@redhat.com>
4746 * c-format.c (check_function_format): Change warning control
4747 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4749 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4751 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4752 &PTR->FLD a dereference of PTR.
4753 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4754 a potential dereference of PTR.
4756 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4758 PR rtl-optimization/20370
4759 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4760 call allocate_reg_info if necessary.
4762 PR rtl-optimization/21848
4763 * calls.c (emit_library_call_value_1): For const functions, add
4764 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4766 PR rtl-optimization/22445
4767 * cselib.c (target.h): Include.
4768 (rtx_equal_for_cselib_p): Allow commutative matches.
4769 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4770 Remove MODE parameter. Changed all callers.
4772 PR rtl-optimization/22258
4773 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4775 (try_combine): Use likely_spilled_retval_p.
4777 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4779 * config.gcc: Add crx-elf support.
4781 * doc/contrib.texi: Mention crx.
4782 * doc/extend.texi: Document crx extensions.
4783 * doc/install.texi: Document crx install.
4784 * doc/invoke.texi: Document crx options.
4785 * doc/md.texi: Document crx constraints.
4787 * config/crx/crx-protos.h: New file.
4788 * config/crx/crx.c: New file.
4789 * config/crx/crx.h: New file.
4790 * config/crx/crx.md: New file.
4791 * config/crx/crx.opt: New file.
4792 * config/crx/t-crx: New file.
4794 2005-07-22 Manfred Hollstein <mh@suse.com>
4796 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4798 (int_add_graph_edge): Likewise.
4799 (collapse_nodes): Likewise.
4800 (process_unification_queue): Likewise.
4802 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4803 Laurent GUERBY <laurent@guerby.net>
4805 PR tree-optimization/22336
4806 * function.c (record_block_change): Check for
4807 cfun->ib_boundaries_block.
4809 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4811 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4812 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4814 2005-07-21 DJ Delorie <dj@redhat.com>
4816 * toplev.c (warn_deprecated_use): Add warning control to warning
4818 * c-typeck.c (parser_build_binary_op): Likewise.
4819 (c_finish_if_stmt): Likewise.
4820 * c-common.c (check_function_sentinel): Likewise.
4821 (check_nonnull_arg): Likewise.
4823 2005-07-21 Richard Henderson <rth@redhat.com>
4826 * tree-complex.c (complex_ssa_name_components): New.
4827 (cvc_lookup): Allow entry not found.
4828 (create_components): Remove.
4829 (create_one_component_var, get_component_var): New.
4830 (get_component_ssa_name, set_component_ssa_name): New.
4831 (extract_component): Use get_component_ssa_name.
4832 (update_complex_components): Use set_component_ssa_name.
4833 (update_complex_components_on_edge): Likewise.
4834 (update_phi_components): Create new PHI nodes directly, instead
4835 of adding insns to edges.
4836 (tree_lower_complex): Allocate and free complex_variable_components
4837 and complex_ssa_name_components here.
4839 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4841 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4842 revert to returning false.
4844 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4847 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4849 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4852 * config/i386/i386.md (cmpxf): Change operand constraints
4853 to "nonmemory_operand".
4855 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4857 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4859 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4862 * fold-const.c (fold_build1): Add checksum for the operands.
4863 (fold_build2): Likewise.
4864 (fold_build3): Likewise.
4866 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4869 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4871 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4873 * common.opt (-fforward-propagate): Committed by mistake,
4876 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4878 * reg-stack.c: Fix comment typo(s).
4879 * tree-ssa-operands.c: Likewise.
4880 * tree-vectorizer: Likewise.
4882 2005-07-21 Nick Clifton <nickc@redhat.com>
4884 * config/sh/symbian.c: Replace C++ style line comments with C
4885 style line comments.
4886 (symbian_add_attribute): Do not use a ? operator on the LHS of
4888 (sh_symbian_handle_dll_attribute): Change the type of the
4889 method vector to "VEC(tree,gc)*" and use vector accessor
4890 macros to walk over the elements.
4891 (symbian_export_vtable_and_rtti_p): Likewise.
4892 (symbian_class_needs_attribute_p): Likewise.
4894 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4897 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4898 initialize targetm.resolve_overloaded_builtin here.
4899 (altivec_expand_overloaded_builtin): Make it non-static.
4900 * config/rs6000/rs6000-protos.h
4901 (altivec_expand_overloaded_builtin): New prototype.
4902 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4903 targetm.resolve_overloaded_builtin here.
4904 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4906 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4907 Zdenek Dvorak <dvorakz@suse.cz>
4909 PR tree-optimization/19210
4910 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4912 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4913 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4914 rely on unproven assumptions.
4915 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4916 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4917 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4918 to number_of_iterations_exit.
4919 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4920 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4921 * tree-ssa-loop-niter.c (find_loop_niter,
4922 estimate_numbers_of_iterations_loop): Likewise.
4923 (number_of_iterations_exit): Honor the new options.
4924 * doc/invoke.texi (Wunsafe-loop-optimizations,
4925 funsafe-loop-optimizations): Document them.
4927 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4929 PR rtl-optimization/22167
4930 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4932 2005-07-20 Adam Nemet <anemet@lnxw.com>
4934 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4935 __do_global_dtors_aux longcall.
4937 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4939 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4940 (old_special_pred_table): Don't reference
4941 SPECIAL_MODE_PREDICATES.
4942 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4943 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4944 * config/sh/predicates.h: Don't mention
4945 SPECIAL_MODE_PREDICATES.
4946 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4949 2005-07-20 DJ Delorie <dj@redhat.com>
4951 * config.gcc: Add m32c-elf support.
4953 * doc/contrib.texi: Mention m32c.
4954 * doc/extend.texi: Document m32c extensions.
4955 * doc/install.texi: Mention m32c.
4956 * doc/invoke.texi: Document m32c options.
4957 * doc/md.texi: Document m32c constraints.
4959 * config/m32c/addsub.md: New file.
4960 * config/m32c/bitops.md: New file.
4961 * config/m32c/cond.md: New file.
4962 * config/m32c/jump.md: New file.
4963 * config/m32c/m32c-lib1.S: New file.
4964 * config/m32c/m32c-lib2.c: New file.
4965 * config/m32c/m32c-modes.def: New file.
4966 * config/m32c/m32c-pragma.c: New file.
4967 * config/m32c/m32c-protos.h: New file.
4968 * config/m32c/m32c.abi: New file.
4969 * config/m32c/m32c.c: New file.
4970 * config/m32c/m32c.h: New file.
4971 * config/m32c/m32c.md: New file.
4972 * config/m32c/m32c.opt: New file.
4973 * config/m32c/minmax.md: New file.
4974 * config/m32c/mov.md: New file.
4975 * config/m32c/muldiv.md: New file.
4976 * config/m32c/predicates.md: New file.
4977 * config/m32c/prologue.md: New file.
4978 * config/m32c/shift.md: New file.
4979 * config/m32c/t-m32c: New file.
4981 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4983 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4984 (stack_protect_set, stack_protect_test): New expanders.
4985 (stack_protect_set_si, stack_protect_set_si_media,
4986 stack_protect_set_di_media, stack_protect_test_si,
4987 stack_protect_test_si_media, stack_protect_test_di_media):
4990 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4992 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4994 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4996 * tree.h (tree_expr_nonzero_p): Export.
4997 * fold-const.c (tree_expr_nonzero_p): Likewise.
4998 Return true for CALL_EXPRs that are alloca calls.
4999 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5001 * tree-flow.h (expr_computes_nonzero): Remove.
5002 * tree-vrp.c (expr_computes_nonzero): Remove.
5003 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5004 (extract_range_from_unary_expr): Likewise.
5005 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5006 tree_expr_nonzero_p.
5008 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5010 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5011 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5012 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5013 All callers changed.
5014 (frame_related_constant_load): New arg "related" which controls
5015 setting of RTX_FRAME_RELATED_P. All callers changed.
5016 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5017 (bfin_expand_prologue): Add stack limit checking.
5018 * config/bfin/bfin.md (trapifcc): New pattern.
5020 * config/bfin/bfin.c: Include "langhooks.h".
5021 (def_builtin): Go through lang_hooks to call builtin_function.
5023 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5024 * config/bfin/predicates.md (symbol_ref_operand): New.
5025 (call_insn_operand): Delete. All callers changed to use
5026 register_no_elim_operand.
5027 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5029 (function_arg): Use it to generate the call's operand 2.
5030 (bfin_longcall_p): New function.
5031 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5032 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5033 determine if the address needs to be in a REG.
5034 (bfin_handle_longcall_attribute): New function.
5035 (bfin_attribute_table): Add "longcall" and "shortcall".
5036 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5037 (CUMULATIVE_ARGS): New member call_cookie.
5038 (PREDICATE_CODES): Add symbol_ref_operand.
5039 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5040 extra USE to the pattern.
5041 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5042 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5043 sibcall_value_insn; now the new patterns handle direct calls and the
5044 old ones indirect calls.
5045 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5047 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5049 * doc/trouble.texi: Update section on handling of empty loops.
5051 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5053 * config.gcc: Remove support for sparc-*-openbsd*,
5054 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5056 * config.host: Remove support for i860-*-sysv4* as a host.
5057 * config/i860/*, config/ip2k/*, config/ns32k/*,
5058 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5059 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5060 mention obsolete ports.
5062 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5064 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5066 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5067 of frame_pointer_rtx.
5068 (sh_expand_epilogue): Likewise.
5069 (sh_set_return_address): Likewise.
5070 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5071 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5072 offsets from FRAME_POINTER_REGNUM.
5073 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5074 (sh_register_names): Add initializer for sfp.
5075 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5076 (VALID_REGISTER_P): Likewise.
5077 (FIRST_PSEUDO_REGISTER): Update.
5078 (DWARF_FRAME_REGISTERS): Define.
5079 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5080 (HARD_FRAME_POINTER_REGNUM): Define.
5081 (FRAME_POINTER_REGNUM): Redefine.
5082 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5083 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5084 from FRAME_POINTER_REGNUM.
5085 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5086 FRAME_POINTER_REGNUM.
5087 (REG_CLASS_CONTENTS): Add sfp.
5088 (REG_ALLOC_ORDER): Likewise.
5089 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5090 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5091 of frame_pointer_rtx.
5092 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5094 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5096 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5097 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5098 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5100 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5103 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5105 Make CONSTRUCTOR use VEC to store initializers.
5106 * c-common.c (complete_array_type): Update to cope with VEC in
5108 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5109 (pp_c_constructor_elts): New function.
5110 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5111 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5112 struct constructor_stack, struct initializer_stack,
5113 constructor_elements, push_init_level, pop_init_level,
5114 add_pending_init, find_init_member, output_init_element): Update to
5115 cope with VEC in CONSTRUCTOR_ELTS.
5116 * coverage.c (build_fn_info_value, build_ctr_info_value,
5117 build_gcov_info): Likewise.
5118 * expr.c (categorize_ctor_elements_1, store_constructor,
5119 expand_expr_real_1): Likewise.
5120 * fold-const.c (fold_ternary): Likewise.
5121 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5122 gimplify_init_constructor, gimplify_expr): Likewise.
5123 * tree-dump.c (dequeue_and_dump): Likewise.
5124 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5126 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5128 * tree-sra.c (generate_element_init_1): Likewise.
5129 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5130 * tree-ssa-operands.c (get_expr_operands): Likewise.
5131 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5132 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5133 (get_initial_def_for_reduction): Likewise.
5134 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5135 value handle in annotations.
5136 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5137 tree_node_structure): Add support for constr_kind.
5138 (build_vector_from_ctor, build_constructor_single,
5139 build_constructor_from_list): New functions.
5140 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5141 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5142 Update to cope with VEC in CONSTRUCTOR_ELTS.
5143 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5144 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5145 CONSTRUCTOR_APPEND_ELT): New macros.
5146 (struct constructor_elt, struct tree_constructor): New data types.
5147 (union tree_node): Add tree_constructor field.
5148 * treestruct.def: Define TS_CONSTRUCTOR.
5149 * varasm.c (const_hash_1, compare_constant, copy_constant,
5150 compute_reloc_for_constant, output_addressed_constants,
5151 initializer_constant_valid_p, output_constant,
5152 array_size_for_constructor, output_constructor): Update to cope with
5153 VEC in CONSTRUCTOR_ELTS.
5154 * vec.h (VEC_empty, VEC_copy): New macros.
5156 2005-07-19 Devang Patel <dpatel@apple.com>
5158 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5160 2005-07-19 Richard Henderson <rth@redhat.com>
5163 * gimplify.c (gimplify_expr): Use main variant type for the temp
5164 destination for a discarded volatile read.
5165 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5166 casts between non-void types that change volatility.
5168 2005-07-15 DJ Delorie <dj@redhat.com>
5170 * toplev.h: Add comment about the first parameter for warning().
5171 * errors.h: Likewise.
5173 * c.opt (Wpragmas): New.
5174 * doc/invoke.texi: Document it.
5176 * function.c (do_warn_unused_parameter): Add warning control to
5178 * c-decl.c (warn_if_shadowing): Likewise.
5179 * c-lex.c (cb_def_pragma): Likewise.
5180 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5181 (pop_alignment): Likewise.
5182 (handle_pragma_pack): Likewise.
5183 (apply_pragma_weak): Likewise.
5184 (handle_pragma_weak): Likewise.
5185 (handle_pragma_redefine_extname): Likewise.
5186 (add_to_renaming_pragma_list): Likewise.
5187 (handle_pragma_extern_prefix): Likewise.
5188 (maybe_apply_renaming_pragma): Likewise.
5189 (handle_pragma_visibility): Likewise.
5191 * config/c4x/c4x-c.c (BAD): Likewise.
5192 (c4x_parse_pragma): Likewise.
5193 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5194 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5195 (rs6000_pragma_longcall): Likewise.
5196 * config/v850/v850-c.c (pop_data_area): Likewise.
5197 (ghs_pragma_section): Likewise.
5198 (ghs_pragma_section): Likewise.
5199 (ghs_pragma_interrupt): Likewise.
5200 (ghs_pragma_starttda): Likewise.
5201 (ghs_pragma_startsda): Likewise.
5202 (ghs_pragma_startzda): Likewise.
5203 (ghs_pragma_endtda): Likewise.
5204 (ghs_pragma_endsda): Likewise.
5205 (ghs_pragma_endzda): Likewise.
5207 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5208 Kenneth Zadeck <zadeck@naturalbridge.com>
5210 * Makefile.in: Removed tree-promote-statics.c
5211 * tree-promote-statics.c: Removed.
5212 * common.opt: Removed flag-promote-statics.
5214 * passes.c: Removed tree-promote-statics pass.
5215 * tree-pass.h: Ditto.
5216 * timevar.def: Removed TV_PROMOTE_STATICS.
5219 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5221 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5223 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5225 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5228 * c-common.c (check_function_arguments): Call
5229 'check_function_format' if either -Wformat or
5230 -Wmissing-format-attribute are specified.
5231 * c-format.c (check_function_format): Check -Wformat before
5232 calling 'check_format_info'.
5233 * c-opts.c (c_common_post_options): Don't warn for
5234 -Wmissing-format-attribute without -Wformat.
5235 * c-typeck.c (convert_for_assignment): Detect additional cases for
5236 -Wmissing-format-attribute.
5237 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5240 2005-07-19 Richard Guenther <rguenther@suse.de>
5242 * config/i386/i386.md (lrint<mode>2): Use temporary
5243 instead of clobbering non-existent memory.
5245 2005-07-19 Nick Clifton <nickc@redhat.com>
5247 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5248 statement to avoid displaying ASCII control characters.
5250 2005-07-19 Ben Elliston <bje@au.ibm.com>
5252 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5253 * cfganal.c (find_edge_index): Ditto.
5254 * combine.c (combine_instructions): Ditto.
5255 * ddg.c (create_scc): Ditto.
5256 (find_successors): Ditto.
5257 (find_predecessors): Ditto.
5258 (find_nodes_on_paths): Ditto.
5259 (longest_simple_path): Ditto.
5260 * flow.c (update_life_info): Ditto.
5261 (count_or_remove_death_notes): Ditto.
5262 (clear_log_links): Ditto.
5263 * modulo-sched.c (generate_reg_moves): Ditto.
5264 (find_max_asap): Ditto.
5265 (find_max_hv_min_mob): Ditto.
5266 (find_max_dv_min_mob): Ditto.
5267 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5268 * sched-rgn.c (extract_edgelst): Ditto.
5269 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5270 (dump_update_ssa): Ditto.
5271 (ssa_names_to_replace) Ditto.
5272 (switch_virtuals_to_full_rewrite): Ditto.
5273 (update_ssa): Ditto.
5274 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5276 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5278 Fix PR tree-optimization/22483
5280 * tree-complex.c (create_components): Use
5281 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5282 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5283 * tree-flow.h (safe_referenced_var_iterator): New structure.
5284 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5285 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5286 safe_referenced_var iterator.
5287 (add_type_alias): Ditto.
5289 2005-07-19 Steven Bosscher <stevenb@suse.de>
5291 * loop-init.c (rest_of_handle_loop2): Remove.
5292 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5293 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5294 (pass_rtl_loop_init, pass_rtl_loop_done,
5295 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5296 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5297 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5298 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5299 pass_tree_loop_done, and pass_tree_unswitch.
5300 (gate_loop): Rename to gate_tree_loop.
5301 * passes.c (init_optimization_passes): Update for renamed tree
5302 loop passes. Add the new loop2 passes as subpasses of loop2.
5303 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5304 Update for the renamed tree loop passes.
5306 2005-07-18 Ian Lance Taylor <ian@airs.com>
5309 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5310 blocks when optimizing.
5312 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5314 * common.opt (frename-registers): Initialize to 2.
5316 (fgcse-after-reload): Ditto.
5317 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5318 (process_options): Only change flag_web, flag_rename_registers,
5319 and flag_rerun_cse_after_loop if not explicitly set by user.
5321 2005-07-18 Jan Beulich <jbeulich@novell.com>
5323 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5324 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5325 in 64-bit mode the same as DImode in 32-bit mode.
5326 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5327 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5328 mode. Add new mode parameter.
5329 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5330 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5331 x86_64_shift_adj): New expanders.
5332 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5333 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5335 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5336 DImode shift splitters.
5337 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5338 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5341 2005-07-18 Jan Beulich <jbeulich@novell.com>
5343 * i386.md (movdi_extzv_1): New.
5344 (zero_extendhidi2): Combine alternatives and never force use of
5346 (zero_extendqidi2): Likewise. Don't restrict input selection.
5348 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5350 Fix PR tree-optimization/22531
5351 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5354 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5356 * tree-promote-statics.c (pass_promote_statics): Change dump file
5359 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5361 * tree-optimize.c (init_tree_optimization_passes): Add
5362 pass_eliminate_useless_stores pass.
5363 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5364 * tree-ssa-pre.c (is_copy_stmt): New function.
5365 (follow_copies_till_vuse): Ditto.
5366 (do_eustores): Ditto.
5367 (gate_eustores): Ditto.
5369 2005-07-16 Richard Henderson <rth@redhat.com>
5371 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5373 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5374 Kenneth Zadeck <zadeck@naturalbridge.com>
5376 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5377 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5378 ipa-type-escape.h, tree-promote-statics.c
5379 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5380 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5381 tree-promote-statics.c: new files.
5382 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5383 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5384 int nonlocal_set_p, mark_constant_function): Deleted.
5385 (rest_of_handle_cfg): Removed call to mark_constant_function.
5386 (nonoverlapping_component_refs_p): Added calls to support
5387 type based aliasing.
5388 * tree-ssa-alias.c (may_alias_p,
5389 compute_flow_insensitive_aliasing): Ditto.
5390 * calls.c (flags_from_decl_or_type): Removed reference to
5392 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5393 too many arguments. This is necessary for Spec 2000.
5394 * cgraph.h (const_function, pure_function): Removed.
5395 * common.opt: Added "fipa-pure-const", "fipa-reference",
5396 "fipa-type-escape", and "ftree-promote-static".
5398 * passes.c: Added ipa and tree-promote-statics passes.
5399 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5400 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5401 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5402 * tree-flow.h: Added exposed sra calls and addition of
5403 reference_vars_info field for FUNCTION_DECLS.
5404 * tree-pass.h: Added passes.
5405 * tree-sra.c: (sra_init_cache): New function.
5406 (sra_insert_before, sra_insert_after) Made public.
5407 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5409 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5410 aliasing. (may_alias_p): Added code to use type escape analysis to
5412 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5413 code to prune clobbers of static variables based on information
5414 produced in ipa-reference pass. Changed call clobbering so that
5415 statics are not marked as clobbered if the call does not clobber
5418 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5420 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5423 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5425 * doc/install.texi (*-*-solaris2*): Document recommended version
5426 of GNU binutils and mention GNU linker problem on Solaris 10.
5428 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5431 * c-decl.c (c_build_bitfield_integer_type): New function.
5432 (finish_struct): Call it.
5433 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5435 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5437 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5440 2005-07-16 Jan Hubicka <jh@suse.cz>
5442 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5443 (scale_bbs_frequencies_int): Watch roundoff errors.
5444 * predict.c (return_prediction): Initialize return_stmt.
5446 2005-07-16 Jan Hubicka <jh@suse.cz>
5448 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5449 after RTL profiling.
5451 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5454 * fold-const.c (build_range_check): Convert high/low to etype
5455 if we are only comparing against exp.
5457 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5459 Fix PR tree-optimization/22376
5460 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5462 (need_to_solve): New function.
5463 (compute_points_to_sets): Use it.
5465 2005-07-15 Jan Hubicka <jh@suse.cz>
5467 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5468 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5470 2005-07-15 Richard Guenther <rguenther@suse.de>
5472 * c-common.c (handle_flatten_attribute): New function.
5473 Add flatten function attribute.
5474 * doc/extend.texi: Document flatten function attribute.
5475 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5476 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5478 (cgraph_decide_inlining): Handle functions with flatten
5481 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5483 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5484 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5485 UNSPEC_XCHG, UNSPEC_AND): New.
5486 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5487 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5488 * config/rs6000/sync.md (FETCHOP): New code macro.
5489 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5491 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5492 (sync_compare_and_swap<mode>): Same.
5493 (sync_lock_test_and_set<mode>): Same.
5494 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5495 for QImode and HImode, and not PPC405.
5496 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5497 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5498 (sync_<fetchop>{si,di}_internal): New.
5499 (sync_nand{si,di}_internal): New.
5500 (sync_old_<fetchop>{si,di}_internal): New.
5501 (sync_old_nand{si,di}_internal): New
5502 (sync_new_<fetchop>{si,di}_internal): New.
5503 (sync_new_nand{si,di}_internal): New.
5504 (atomic_and{si,di}): New.
5505 (sync_new_nand{si,di}_internal): New.
5506 (atomic_and{si,di}): New.
5507 (sync_add<mode>_internal): Delete.
5508 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5509 (sync_sub<mode>_internal): Delte.
5510 (sync_subshort_internal): New.
5511 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5512 (sync_anddi_internal): Delete.
5513 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5514 (sync_booldi_internal): Delete.
5515 (sync_boolc<mode>_internal): Delete.
5516 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5517 (sync_boolc<mode>_internal2): Delete.
5518 (sync_boolcc<mode>_internal): Delete.
5519 (isync, lwsync): Use unspec instead of unspec_volatile.
5520 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5521 Revert UNSPEC_VOLATILE.
5522 (rs6000_split_atomic_op): New.
5523 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5525 2005-07-14 Eric Christopher <echristo@redhat.com>
5527 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5528 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5530 2005-07-14 Eric Christopher <echristo@redhat.com>
5532 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5534 2005-07-14 Steven Bosscher <stevenb@suse.de>
5536 PR tree-optimization/22230
5537 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5538 the computation of the four cross productions for "range op range".
5540 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5541 Ulrich Weigand <uweigand@de.ibm.com>
5544 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5547 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5549 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5551 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5553 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5555 2005-07-14 Richard Guenther <rguenther@suse.de>
5558 * config/i386/i386-protos.h (ix86_function_value): Change
5559 prototype to match new target hook.
5560 * config/i386/i386.c (ix86_value_regno): Change prototype
5561 to take extra type argument.
5562 (TARGET_FUNCTION_VALUE): Define.
5563 (ix86_function_ok_for_sibcall): Pass extra argument to
5564 ix86_value_regno, check return slot rtx for exact match.
5565 (ix86_function_value): Take extra parameter. Dispatch to
5566 ix86_value_regno with fndecl/fntype as provided.
5567 (ix86_value_regno): Handle extra type argument.
5568 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5570 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5571 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5572 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5573 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5574 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5576 2005-07-14 Richard Guenther <rguenther@suse.de>
5578 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5579 * calls.c (expand_call): Pass fntype to hard_function_value.
5580 (emit_library_call_value_1): Likewise.
5581 * explow.c: Include target.h.
5582 (hard_function_value): Take extra argument, the fntype.
5583 Use new target hook for function_value.
5584 * expr.h (hard_function_value): Change prototype.
5585 * function.c (aggregate_value_p): Pass 0 as fntype to
5586 hard_function_value.
5587 (assign_parms): Use new target hook for function_value.
5588 Pass 0 as fntype to hard_function_value.
5589 (expand_function_end): Likewise.
5590 * reg-stack.c: Include target.h.
5591 (stack_result): Use new target hook for function_value.
5592 * target-def.h: New target hook function_value.
5593 * target.h: Likewise.
5594 * targhooks.c (default_function_value): New function.
5595 * targhooks.h (default_function_value): Declare.
5597 2005-07-13 Ian Lance Taylor <ian@airs.com>
5599 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5601 2005-07-14 Jan Hubicka <jh@suse.cz>
5603 * tree-dfa.c (dump_variable): Use default_def function.
5604 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5605 * tree-ssa.c (verify_use): Likewise.
5606 * tree-ssanames.c (release_ssa_name): Likewise.
5607 * tree-tailcall.c (eliminate_tail_call): Likewise.
5608 (tree_optimize_tail_calls_1): Likewise.
5609 * tree-vrp.c (get_value_range): Likewise.
5611 2005-07-14 Ben Elliston <bje@au.ibm.com>
5613 * gcc.c (main): Compare language[0] with '*' when iterating over
5616 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5618 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5619 "s390_emit_compare". Add handling of CCZ1mode.
5620 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5621 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5623 (s390_branch_condition_mask): Add CCZ1mode handling.
5624 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5625 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5626 Use CCZ1mode instead of CCZmode.
5627 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5629 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5631 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5633 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5635 2005-07-13 Eric Christopher <echristo@redhat.com>
5637 * config/mips/mips.c (mips_canonicalize_comparison): New.
5638 (mips_emit_int_relational): Use.
5640 2005-07-13 Eric Christopher <echristo@redhat.com>
5642 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5644 * config/s390/s390.md: Include tpf.md. Move tpf specific
5646 * config/s390/tpf.md: To here.
5647 * config/s390/s390.opt: Move tpf specific options...
5648 * config/s390/tpf.opt: to here. Add mmain option.
5649 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5650 * config/s390/tpf.h: Rewrite.
5652 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5654 * doc/tm.texi: Remove @xref{Cross-profiling}.
5656 2005-07-13 Jeff Law <law@redhat.com>
5658 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5659 expressions, test their _DECL operands for pointer equality rather
5660 than using operand_equal_p.
5662 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5664 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5665 (TARGET_POSIX_IO): This.
5666 * config/darwin.h: Likewise.
5667 * config/freebsd.h: Likewise.
5668 * config/linux.h: Likewise.
5669 * config/lynx.h: Likewise.
5670 * config/netbsd.h: Likewise.
5671 * config/rs6000/linux64.h: Likewise.
5672 * config/rs6000/linux.h: Likewise.
5673 * config/s390/tpf.h: Likewise.
5674 * config/sh/embed-elf.h: Likewise.
5675 * config/sparc/linux64.h: Likewise.
5676 * config/sparc/linux.h: Likewise.
5677 * config/svr4.h: Likewise.
5678 * gcov-io.h: Likewise.
5680 * doc/tm.texi: Updated.
5682 * libgcov.c (create_file_directory): Defined only if
5683 TARGET_POSIX_IO is defined.
5684 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5687 2005-07-13 Jan Hubicka <jh@suse.cz>
5689 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5691 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5693 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5694 structure as argument.
5696 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5698 PR tree-optimization/21921
5699 * tree-iterator.c (tsi_link_before): Support the case when
5700 tsi_end_p (tsi) == true.
5702 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5704 PR tree-optimization/22442
5705 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5708 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5710 PR rtl-optimization/20376
5711 * toplev.c (process_options): Enable -fweb and -frename-registers when
5713 * doc/invoke.texi: Update the information about when -fweb and
5714 -frename-registers are enabled.
5716 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5719 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5720 if *rhs_p is not a SSA_NAME.
5722 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5724 Fix PR tree-optimization/22422
5725 * tree-ssa-structalias.c (struct variable_info): Add flag for
5727 (get_varinfo): Now a static function.
5728 (new_varinfo): init has_union and is_special_var to false.
5729 (solution_set_add): Check has_union.
5730 (do_da_constraint): Move temporary variable so it gets reset
5732 Also check for special variable.
5733 (do_ds_constraint): Ditto.
5734 (do_sd_constraint): Ditto.
5735 (do_structure_copy): Check for special variable.
5736 (find_func_aliases): Ditto.
5737 (init_base_vars): Set special vars properly.
5739 2005-07-13 Jan Hubicka <jh@suse.cz>
5741 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5744 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5745 (get_expr_operands): Fix thinko wrt flags and subvars.
5747 PR tree-optimize/22379
5748 * tree-inline.c (expand_call_inline): Do not output sorry in early
5751 2005-07-12 Dale Johannesen <dalej@apple.com>
5753 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5755 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5758 * host-linux.h: Include limits.h.
5760 2005-07-12 Dale Johannesen <dalej@apple.com>
5762 * expr.c (compress_float_constant): Add cost check.
5763 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5765 2005-07-12 Dale Johannesen <dalej@apple.com>
5767 * gcc.target/i386/compress-float-sse.c: New.
5768 * gcc.target/i386/compress-float-sse-pic.c: New.
5769 * gcc.target/i386/compress-float-387.c: New.
5770 * gcc.target/i386/compress-float-387-pic.c: New.
5771 * gcc.dg/compress-float-ppc.c: New.
5772 * gcc.dg/compress-float-ppc-pic.c: New.
5774 2005-07-12 Eric Christopher <echristo@redhat.com>
5776 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5778 * config/s390/s390.md: Include tpf.md. Move tpf specific
5780 * config/s390/tpf.md: To here.
5781 * config/s390/s390.opt: Move tpf specific options...
5782 * config/s390/tpf.opt: to here. Add mmain option.
5783 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5784 * config/s390/tpf.h: Rewrite.
5786 2005-07-12 Eric Christopher <echristo@redhat.com>
5788 * gcc.c (struct infile): Update comment for language.
5789 (main): Rewrite input file resetting code.
5791 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5794 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5795 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5796 (lookup_avail_expr): Use constant_boolean_node instead
5797 of boolean_false_node/boolean_true_node.
5799 2005-07-12 Ben Elliston <bje@au.ibm.com>
5801 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5802 and use it when printing num_edges.
5804 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5806 * doc/extend.texi (Blackfin Built-in Functions): New section.
5807 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5810 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5812 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5813 s/cmpstrsi/cmpstrnsi
5814 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5816 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5817 (init_optabs): Initialize cmpstrn_optab.
5818 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5819 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5820 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5821 * config/i386/i386.md: s/cmpstr/cmpstrn
5822 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5823 * doc/md.texi: Update documentation.
5825 2005-07-11 Richard Henderson <rth@redhat.com>
5827 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5828 build_va_arg_indirect_ref.
5829 (alpha_gimplify_va_arg): Likewise.
5830 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5831 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5832 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5833 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5834 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5835 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5837 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5839 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5841 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5842 * passes.c (init_optimization_passes): Add pass_empty_loop.
5843 * tree-pass.h (pass_empty_loop): Declare.
5844 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5845 try_remove_empty_loop, remove_empty_loops): New functions.
5846 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5847 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5849 2005-07-12 Peter Barada <peter@the-baradas.com>
5853 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5854 in address registers.
5855 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5856 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5857 alternative of addsi3_5200.
5859 2005-07-11 Ian Lance Taylor <ian@airs.com>
5861 * config/mips/mips.md (ffs<mode>2): Remove.
5863 2005-07-11 Ian Lance Taylor <ian@airs.com>
5865 * doc/tree-ssa.texi (Cleanups): Improve description of
5867 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5869 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5871 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5872 * tree.h (DECL_ARGUMENT_FLD): New macro.
5874 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5876 Fix PR tree-optimization/22404
5878 * tree-ssa-structalias.c (create_variable_info_for): Use
5881 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5883 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5884 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5885 for second comparison operand.
5886 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5888 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5889 (define_insn_reservation "alu"): Likewise.
5890 (csync, ssync): Now of type sync.
5891 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5892 -mcsync-anomaly -mspecld-anomaly.
5893 * config/bfin/bfin.opt (mcsync): Remove.
5894 (mcsync-anomaly, mspecld-anomaly): Add.
5895 * config/bfin/bfin.c: Include "insn-codes.h".
5896 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5897 (TARGET_DEFAULT_TARGET_FLAGS): New.
5898 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5900 2005-07-11 Steven Bosscher <stevenb@suse.de>
5902 * basic-block.h: Give the BB flags enum a name, bb_flags.
5903 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5904 * cfgcleanup.c (enum bb_flags): Remove here.
5905 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5906 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5907 (update_forwarder_flag): Likewise.
5908 (thread_jump): Likewise.
5909 (try_forward_edges): Likewise.
5910 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5911 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5912 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5914 2005-07-11 Richard Guenther <rguenther@suse.de>
5916 * config/i386/i386.opt: New target option -msseregparm.
5917 * config/i386/i386.c (override_options): Error out for
5918 -msseregparm but no SSE support.
5919 (ix86_function_sseregparm): Check for global sseregparm.
5920 * doc/invoke.texi: Document -msseregparm.
5922 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5924 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5925 (m32rle-*-linux*): Ditto.
5927 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5929 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5930 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5933 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5937 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5938 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5940 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5942 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5943 (varmap): Heapify varmap.
5944 (constraints): Heapify constraints.
5945 (struct constraint_graph): Heapify succs and preds.
5946 (constraint_vec_find): Update for heapification.
5947 (constraint_set_union): Ditto.
5948 (insert_into_complex): Ditto.
5949 (constraint_edge_vec_find): Ditto.
5950 (erase_graph_self_edge): Ditto.
5951 (add_graph_edge): Ditto.
5952 (get_graph_weights): Ditto.
5953 (merge_graph_nodes): Ditto.
5954 (build_constraint_graph): Ditto.
5955 (topo_visit): Ditto.
5956 (solve_graph): Ditto.
5957 (create_variable_info_for): Ditto.
5958 (init_base_vars): Ditto.
5959 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5960 (condese_varmap_nodes): Free complex vector.
5961 (clear_edges_for_node): Clear succs and preds vector.
5963 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5965 * tree-ssa-structalias.c (update_alias_info): Change counting of
5966 references to not include vdefs.
5968 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5970 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5973 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5975 * pa.c (pa_commutative_p): Make PLUS commutative when
5976 TARGET_NO_SPACE_REGS is true.
5978 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5980 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5981 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5982 * tree-dfa.c (dump_subvars_for): New.
5983 (debug_subvars_for): New.
5984 (dump_variable): Show subvariables if VAR has them.
5985 * tree-flow-inline.h (get_subvar_at): New.
5986 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5987 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5989 (struct subvar): Change fields offset and size to unsigned
5991 (dump_subvars_for): Declare.
5992 (debug_subvars_for): Declare.
5993 (get_subvar_at): Declare.
5994 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5995 to unsigned HOST_WIDE_INT *.
5996 (overlap_subvar): Likewise.
5997 * tree-gimple.c (is_gimple_reg): Always return false for
5998 SFTs and memory tags.
5999 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6001 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6002 (compute_may_aliases): Call compute_points_to_sets.
6003 (collect_points_to_info_for): Remove.
6004 (compute_points_to_and_addr_escape): Remove.
6005 (delete_alias_info): Call delete_points_to_sets.
6006 (compute_flow_sensitive_aliasing): If the call to
6007 find_what_p_points_to returns false, call set_pt_anything.
6008 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6009 (set_pt_anything): Clear pi->pt_vars.
6010 (set_pt_malloc): Remove.
6011 (merge_pointed_to_info): Remove.
6012 (add_pointed_to_expr): Remove.
6013 (add_pointed_to_var): Remove.
6014 (collect_points_to_info_r): Remove.
6015 (is_escape_site): Make extern.
6017 (create_overlap_variables_for): Call it.
6018 * tree-ssa-copy.c (merge_alias_info): Never merge
6019 flow-sensitive alias information.
6020 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6021 offset and size to be unsigned HOST_WIDE_INT.
6022 (add_to_addressable_set): Rename from note_addressable.
6023 Set TREE_ADDRESSABLE as the variables are added to the set.
6025 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6026 operands into VUSEs when adding V_MAY_DEFs for members in an
6028 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6029 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6030 (struct variable_info): Add bitfield is_heap_var.
6031 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6032 (new_var_info): Initialize is_heap_var.
6033 (get_constraint_for): Add HEAP variables to the symbol table.
6034 Mark them with is_heap_var.
6035 (update_alias_info): New. Taken mostly from the old
6036 compute_points_to_and_addr_escape.
6037 (handle_ptr_arith): New.
6038 (find_func_aliases): Call update_alias_info.
6039 Call handle_ptr_info for tcc_binary expressions.
6040 Call mark_stmt_modified.
6041 (create_variable_info_for): If DECL has subvars, do not create
6042 variables for its subvars. Always add all the fields.
6043 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6044 SFTs, then add all the SFTs of the structure.
6045 If VI->DECL is an aggregate with subvariables, add the SFT at
6047 (find_what_p_points_to): If VI is an artificial variable,
6048 translate to bitfields in SSA_NAME_PTR_INFO.
6049 If the solution is empty, set pi->pt_vars to NULL
6050 (init_base_vars): Create ANYOFFSET.
6051 (compute_points_to_sets): Rename from create_alias_vars.
6053 (pass_build_pta): Remove.
6054 (delete_points_to_sets): Rename from delete_alias_vars.
6055 (pass_del_pta): Remove.
6056 * tree-ssa-structalias.h (struct alias_info): Move from
6058 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6059 NUM_REFERENCES_SET): Likewise.
6060 (compute_points_to_sets, delete_points_to_sets): Declare.
6062 2005-07-09 Richard Henderson <rth@redhat.com>
6064 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6065 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6066 alpha_split_lock_test_and_set_12): New functions.
6067 * config/alpha/alpha-protos.h: Update.
6068 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6069 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6070 * config/alpha/sync.md (I12MODE): New.
6071 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6072 (sync_<fetchop_name><I48MODE>): Likewise.
6073 (sync_nand<I48MODE>): Likewise.
6074 (sync_old_<fetchop_name><I48MODE>): Likewise.
6075 (sync_new_<fetchop_name><I48MODE>): Likewise.
6076 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6077 (sync_compare_and_swap<I48MODE>): Likewise.
6078 (sync_lock_test_and_set<I48MODE>): Likewise.
6079 (sync_compare_and_swap<I12MODE>): New.
6080 (sync_compare_and_swap<I12MODE>_1): New.
6081 (sync_lock_test_and_set<I12MODE>): New.
6082 (sync_lock_test_and_set<I12MODE>_1): New.
6084 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6088 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6090 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6092 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6093 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6095 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6098 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6100 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6102 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6103 memory_operand constraint.
6104 (store_conditional_<mode>): Same.
6105 (sync_compare_and_swap<mode>): Same.
6106 (sync_lock_test_and_set<mode>): Same.
6108 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6110 Rewrite PIC support to more closely model actual instructions.
6111 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6112 (cris_symbol): Remove prototypes for removed functions.
6113 (cris_pic_symbol_type_of, cris_valid_pic_const)
6114 (cris_expand_pic_call_address): Prototypes for new functions.
6115 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6117 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6119 <case ':'>: Add case for new punctuation character.
6120 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6121 emitting (extra) PIC modifier.
6122 <case UNSPEC>: Do not assert for PLT.
6123 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6124 (cris_expand_prologue, cris_expand_epilogue): Check
6125 for pic_offset_table_rtx usage instead of taking
6126 current_function_uses_pic_offset_table as the final word.
6127 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6128 Remove flag_pic difference.
6129 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6130 the moral equivalents of...
6131 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6133 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6134 (cris_handle_option): Mark ARG as unused.
6135 (cris_expand_pic_call_address): New worker function for "call",
6137 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6138 output PIC constructs here.
6139 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6140 as symbol-specific modifers, not whole or part of operands.
6141 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6142 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6143 constants and flag_pic.
6144 (CONSTANT_INDEX_P): Adjust for new functions.
6145 (enum cris_pic_symbol_type): New helper type.
6146 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6147 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6148 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6150 ("movsi"): Emit actual instructions for GOT and relative access.
6151 ("*movsi_got_load"): New pattern to set up the register holding
6153 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6154 Adjust FIXME for 'S'.
6155 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6156 Use "movs" for -fpic cases.
6157 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6158 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6159 ("call", "call_value"): Just call cris_expand_pic_call_address for
6161 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6162 Remove special pattern.
6163 ("*expanded_call_side", "*expanded_call_value_side"): New
6165 (gotplt-to-plt, gotplt-to-plt-side-call)
6166 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6168 * config/cris/cris/predicates.md
6169 ("cris_general_operand_or_gotless_symbol"): Remove unused
6171 ("cris_general_operand_or_symbol"): Adjust for new functions.
6173 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6175 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6177 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6179 * Makefile.in (TREE_H): Add treestruct.def.
6180 (c-decl.o): Add pointer-set.h
6181 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6182 visibility on regular DECL's.
6183 (merge_decls): Fix the copying of decl nodes of various types for
6184 the new structures. Don't update RTL, section name, weak status,
6185 etc, on DECL's without RTL.
6186 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6187 Don't check volatile on non-variable types.
6188 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6189 to check whether we have seen arguments.
6190 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6191 flag is checked before field (flag is common, field is not).
6192 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6193 TS_DECL_COMMON could have an origin.
6194 (add_location_or_const_value_attribute): Don't check section name
6195 on non-var/function decls.
6196 (dwarf2out_var_location): Reverse order of tests.
6197 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6198 with DECL_WRTL_CHECK.
6199 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6200 * fold-const.c (fold_binary): Don't check weakness on
6201 non-var/function decls.
6202 (tree_expr_nonzero_p): Ditto.
6203 (fold_checksum_tree): Use tree_decl_extra as sizeof
6205 * ggc-page.c (extra_order_size_table): Add sizes for
6206 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6208 * gimplify.c (gimplify_bind_expr): Only set
6209 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6210 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6212 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6213 * langhooks.h (init_ts). New langhook.
6214 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6215 * print-tree.c (print_node): Update to only print fields that
6216 exist in the structures the passed decl has.
6217 * toplev.c (wrapup_global_declarations): Don't reset
6218 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6219 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6220 * tree-inline.c (remap_decl): Ditto.
6221 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6222 * tree-pretty-print.c (print_declaration): Don't print
6223 DECL_REGISTER on things that don't contain it.
6224 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6225 non-var/function decls.
6226 * tree.c (tree_contains_struct): New structure.
6227 (init_priority_for_decl): New hashtable.
6228 (tree_int_map): New structure.
6229 (tree_int_map_eq): New function.
6230 (tree_int_map_marked_p): Ditto.
6231 (tree_int_map_hash): Ditto.
6232 (tree_map): Move to tree.h.
6233 (tree_map_eq): Externalize.
6234 (tree_map_hash): Ditto.
6235 (tree_map_marked_p): Ditto.
6236 (init_ttree): Set up tree_contains_struct and call langhook.
6237 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6238 (tree_code_size): Update for new structures.
6239 (tree_node_structure): Update for new structures.
6240 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6242 (copy_node_stat): Copy init priority.
6243 (build_decl_stat): Ditto for visibility.
6244 (ts_enum_names): New.
6245 (tree_contains_struct_check_failed): New function.
6246 (decl_init_priority_lookup): Ditto.
6247 (decl_init_priority_insert): Ditto.
6248 * treestruct.def: New file.
6249 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6250 (CONTAINS_STRUCT_CHECK): Ditto.
6251 (tree_contains_struct_check_failed): New prototype.
6252 (DECL_CHECK): Removed.
6253 (DECL_MINIMAL_CHECK): New.
6254 (DECL_COMMON_CHECK): Ditto.
6255 (DECL_WRTL_CHECK): Ditto.
6256 (DECL_NON_COMMON_CHECK): Ditto.
6257 (DECL_WITH_VIS_CHECK): Ditto.
6258 (VAR_OR_FUNCTION_DECL_P): Ditto
6259 (struct tree_decl_minimal): New structure.
6260 (struct tree_decl_common): Ditto.
6261 (struct tree_decl_with_rtl): Ditto.
6262 (struct tree_decl_with_vis): Ditto.
6263 (struct tree_decl_non_common): Ditto.
6264 (struct tree_field_decl): Ditto.
6265 (struct tree_parm_decl): Ditto.
6266 (struct tree_var_decl): Ditto.
6267 (struct tree_function_decl): Ditto.
6268 (struct tree_const_decl): Ditto.
6269 (struct tree_result_decl): Ditto.
6270 (union tree_node): Add new structures.
6271 * var-tracking.c (track_expr_p): Reverse order of tests.
6273 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6275 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6277 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6278 * system.h: Poison FINALIZE_PIC.
6279 * doc/tm.texi (FINALIZE_PIC): Remove.
6281 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6284 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6285 to the correct type if we have a MODIFY_EXPR.
6287 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6289 PR tree-optimization/22360
6290 * tree.c (upper_bound_in_type): Fix calculations for casting
6291 to a non-wider signed type and casting a signed value to a
6292 wider unsigned type.
6293 (lower_bound_in_type): Fix calculations for casting to a
6294 non-wider signed type.
6296 PR tree-optimization/20139
6297 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6299 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6300 fold_cond_expr_cond.
6301 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6302 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6304 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6307 * tree-complex.c (expand_complex_libcall): Produce
6308 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6310 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6312 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6313 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6314 b" assert and inserted fastpath code for this case.
6315 (bitmap_ior): Removed "a != b" assert.
6317 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6319 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6320 (ENDFILE_SPEC): Likewise.
6321 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6323 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6324 a large stack frame at epilogue.
6326 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6328 * final.c: Include sdbout.h when required.
6330 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6332 * config.gcc (*-*-darwin*): Only one target-specific header file
6334 (powerpc-*-darwin*): Add version-specific header files.
6335 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6336 * config.in: Regenerate.
6337 * configure: Regenerate.
6338 * gcc.c: Include xregex.h.
6339 (version_compare_spec_function): New.
6340 (spec_function): Add version-compare.
6341 (replace_outfile_spec_function): Reformat comment.
6342 (compare_version_strings): New.
6343 * config/darwin-c.c (version_as_macro): New.
6344 (builtin_define): New.
6345 (darwin_cpp_builtins): New.
6346 * config/darwin-protos.h (darwin_cpp_builtins): New.
6347 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6348 (LIB_SPEC): Make unconditional, update comment.
6349 (TARGET_C99_FUNCTIONS): Define.
6350 * config/darwin.opt: Sort.
6351 (mmacosx-version-min=): New.
6352 * config/darwin7.h: Delete.
6353 * config/darwin8.h: Delete.
6354 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6355 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6356 (TARGET_C99_FUNCTIONS): Define.
6357 * config/rs6000/darwin7.h: New.
6358 * config/rs6000/darwin8.h: New.
6359 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6360 (-mmacosx-version-min): Document.
6362 2005-07-07 Ian Lance Taylor <ian@airs.com>
6364 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6366 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6369 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6371 2005-07-07 Khem Raj <kraj@mvista.com>
6373 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6374 in bytes, not words.
6376 2005-07-07 Paul Brook <paul@codesourcery.com>
6378 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6379 DEFAULT_FUNCTION_ARG_PADDING to upward.
6381 2005-07-07 Richard Henderson <rth@redhat.com>
6383 * function.c (locate_and_pad_parm): Record parameter alignment in
6384 stack_alignment_needed.
6386 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6388 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6389 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6390 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6391 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6392 (define_attr "type"): Add isync, sync, load_l, store_c.
6393 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6394 Create scratch volatile MEM.
6395 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6397 (load_locked_<mode>): New.
6398 (store_conditional_<mode>): New.
6399 (sync_compare_and_swap<mode>): Replace with splitter.
6400 (sync_lock_test_and_set<mode>): Replace with splitter.
6401 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6403 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6404 is ics. Attribute isync.
6405 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6407 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6408 and UNSPECV_SYNC_OP.
6409 (emit_unlikely_jump): New.
6410 (emit_load_locked): New.
6411 (emit_store_conditional): New.
6412 (rs6000_split_compare_and_swap): New.
6413 (rs6000_split_lock_test_and_set): New.
6414 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6415 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6416 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6417 rs6000_split_lock_test_and_set): Declare.
6418 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6419 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6420 store_c, isync, sync.
6422 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6424 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6425 filenames to gtyp-gen.h.
6426 (s-typ-gen): Use it in place of for loops.
6428 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6430 * hooks.c (hook_bool_rtx_int_false): New function.
6431 * hooks.h (hook_bool_rtx_int_false): Declare.
6432 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6433 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6434 * target.h (struct gcc_target): Add commutative_p member.
6435 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6436 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6437 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6438 (pa_commutative_p): New function.
6439 * jump.c (target.h): Include.
6440 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6441 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6443 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6445 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6446 (s390_expand_setmem): New.
6447 * config/s390/s390.c: Likewise.
6448 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6450 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6451 general_operand. Call new function "s390_expand_setmem".
6452 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6453 ("setmem_long", "*setmem_long"): ... this.
6455 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6457 * config/s390/s390.c: (optimization_options): Enable
6458 TARGET_MVCLE at -Os.
6459 * doc/invoke.texi: Document changes in default behaviour.
6460 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6462 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6464 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6465 defined by back-end.
6467 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6469 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6470 all sets in the pattern.
6471 * config/rs6000/rs6000.md (stack_protect_testsi,
6472 stack_protect_testdi): Likewise.
6474 2005-07-06 Jeff Law <law@redhat.com>
6476 * tree-vrp.c (simplify_using_ranges): Kill.
6477 (vrp_finalize): Remove call to simplify_using_ranges.
6478 (simplify_stmt_using_ranges): New function extracted from
6479 simplify_using_ranges.
6480 (simplify_div_or_mod_using_ranges): Likewise.
6481 (simplify_abs_using_ranges): Likewise.
6482 (simplify_cond_using_ranges): New function.
6483 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6484 * tree-ssa-propagate.c (substitute_and_fold): Call
6485 simplify_stmt_using_ranges if we have range information.
6487 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6489 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6490 ia64_flag_schedule_isns2.
6492 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6493 reading/writing general registers.
6494 (ia64_function_arg): Revert 2005-06-18 change.
6496 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6498 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6499 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6501 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6503 * function.c (expand_function_end): Revert part of 2005-06-27
6504 patch. Do sjlj_emit_function_exit_after after return_label.
6506 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6508 * doc/install.texi (--disable-libssp): New.
6510 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6512 * doc/invoke.texi: Update -fforce-mem documentation.
6513 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6514 code for -fforce-mem.
6515 * expmed.c: (store_bit_field,store_fixed_bit_field,
6516 extract_bit_field): Ditto.
6517 * expr.c: (convert_move): Ditto.
6518 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6519 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6520 emit_conditional_add,expand_float,expand_fix): Ditto.
6521 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6522 (common_handle_option): Issue warning when -fforce-mem specified.
6524 2005-07-06 Paul Brook <paul@codesourcery.com>
6526 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6528 * configure: Regenerate.
6530 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6532 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6534 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6536 Fix PR tree-optimization/22319
6537 Fix PR tree-optimization/22140
6538 Fix PR tree-optimization/22310
6540 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6541 variable sized types.
6542 Use correct type for intermediate structure on *a = *b structure
6545 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6547 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6549 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6550 (machine_function): Move typedef to...
6551 * config/rs6000/rs6000.c (machine_function): ... here. Add
6552 varargs_save_offset field.
6553 (rs6000_stack_t): Remove varargs_size field.
6554 (setup_incoming_varargs): Allocate varargs save area using
6555 assign_stack_local, try to make it as small as possible.
6556 Save offset from virtual_stack_vars_rtx to the save area
6557 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6558 instead of magic 8 when fp word byte size is used.
6559 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6560 instead of -RS6000_VARARGS_SIZE.
6561 (rs6000_stack_info, debug_stack_info,
6562 rs6000_initial_elimination_offset): Remove all traces of
6564 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6565 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6566 RS6000_VARARGS_AREA.
6568 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6570 PR tree-optimization/21963
6571 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6572 constant_multiple_of in the same way get_computation_cost_at does.
6574 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6576 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6577 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6578 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6579 and return its previous value.
6580 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6581 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6583 (stack_protect_set, stack_protect_test): New expanders.
6584 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6585 stack_protect_testdi): New insns.
6586 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6587 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6589 2005-07-06 Jeff Law <law@redhat.com>
6591 * tree-ssa-dce.c (cfg_altered): New global.
6592 (tree_dce_init): Initialize cfg_altered.
6593 (remove_dead_stmt): If we remove an edge in the CFG, then set
6595 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6598 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6600 * Makefile.in (stamp-collect-ld): Use
6601 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6602 ./collect-ld if it already exists.
6603 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6604 Don't remove ./nm if it already exists.
6606 2005-07-05 Devang Patel <dpatel@apple.com>
6608 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6609 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6610 * tree-vectorizer.c (vect_loop_location): New.
6611 (vect_print_dump_info): Use vect_loop_location.
6612 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6613 (vectorize_loops): Set vect_loop_location.
6614 * tree-vect-analyze.c (vect_analyze_offset_expr,
6615 vect_determin_vectorization_factor, vect_analyze_operations,
6616 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6617 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6618 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6619 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6620 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6621 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6622 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6623 vect_analyze_loop): Adjust vect_print_dump_info API.
6624 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6625 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6626 vect_finish_stmt_generation, vectorizable_assignment,
6627 vectorizable_operation, vectorizable_store, vectorizable_load,
6628 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6629 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6630 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6631 vect_transform_loop): Same.
6632 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6633 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6636 2005-07-05 Randolph Chung <tausq@debian.org>
6638 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6639 * configure: Regenerate.
6640 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6641 (pa_tls_referenced_p): Declare.
6642 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6643 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6644 (legitimize_tls_address): New.
6645 (hppa_legitimize_address): Handle TLS addresses.
6646 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6647 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6648 (emit_move_sequence): Handle TLS addresses.
6649 (pa_encode_section_info): Call default handler to handle common
6651 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6652 (CONSTANT_ADDRESS_P): Reject TLS operands.
6653 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6654 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6655 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6656 (UNSPEC_TLSLE): Define new constants.
6657 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6658 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6659 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6660 (tie_symbolic_operand, tle_symbolic_operand): New
6662 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6664 * aclocal.m4: Update macros for autoconf 2.59 style.
6665 * configure.ac: Likewise.
6667 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6669 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6670 (function_arg): Pass small aggregates in general registers on 32-bit
6672 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6674 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6676 * Makefile.in (final.o): Fix dependencies.
6678 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6682 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6683 * langhooks.c (lhd_expr_to_decl): New.
6684 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6686 (LANG_HOOKS_INITIALIZER): Update.
6687 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6688 expr_to_decl langhook.
6689 * c-tree.h (c_expr_to_decl): Declare.
6690 * c-typeck.c (c_expr_to_decl): New.
6691 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6693 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6695 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6698 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6699 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6701 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6703 * Makefile.in: Adjust dependencies.
6704 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6705 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6706 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6707 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6708 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6709 rest_of_compilation.
6711 * bb-reorder.c (gate_duplicate_computed_gotos,
6712 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6713 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6714 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6715 pass_partition_blocks): New.
6716 * bt-load.c (gate_handle_branch_target_load_optimize,
6717 rest_of_handle_branch_target_load_optimize,
6718 pass_branch_target_load_optimize): New.
6719 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6721 * cfglayout.c (pass_insn_locators_initialize): New.
6722 * cfgrtl.c (pass_free_cfg): New.
6723 * combine.c (gate_handle_combine, rest_of_handle_combine,
6725 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6726 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6727 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6728 * except.c (pass_set_nothrow_function_flags,
6729 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6731 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6732 rest_of_handle_shorten_branches, pass_shorten_branches,
6733 rest_of_clean_state, pass_clean_state): New.
6734 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6735 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6736 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6738 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6739 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6740 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6741 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6743 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6744 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6745 pass_rtl_ifcvt, gate_handle_if_after_combine,
6746 rest_of_handle_if_after_combine, pass_if_after_combine,
6747 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6748 pass_if_after_reload): New.
6749 * integrate.c (pass_initial_value_sets): New.
6750 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6751 pass_purge_lineno_notes): New.
6752 * mode-switching.c (rest_of_handle_mode_switching,
6753 pass_mode_switching): New.
6754 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6755 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6757 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6758 pass_loop_optimize): New.
6759 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6761 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6763 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6764 pass_postreload_cse): New.
6765 * profile.c (gate_handle_profiling, pass_profiling,
6766 rest_of_handle_branch_prob, pass_branch_prob): New.
6767 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6768 pass_split_before_regstack, gate_handle_split_before_regstack,
6769 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6770 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6771 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6772 pass_stack_regs): New.
6773 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6774 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6775 pass_stack_adjustments): New.
6776 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6777 pass_regrename): New.
6778 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6779 pass_delay_slots, gate_handle_machine_reorg,
6780 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6781 * rtl.h (extern void purge_line_number_notes): New.
6782 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6783 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6785 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6787 * value-prof.c (gate_handle_value_profile_transformations,
6788 rest_of_handle_value_profile_transformations,
6789 pass_value_profile_transformations): New.
6790 * var-tracking.c (gate_handle_var_tracking,
6791 pass_variable_tracking): New.
6792 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6794 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6795 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6796 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6797 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6798 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6799 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6800 rest_of_handle_gcse2, rest_of_handle_regmove,
6801 rest_of_handle_tracer, rest_of_handle_if_conversion,
6802 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6803 rest_of_handle_web, rest_of_handle_branch_prob,
6804 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6805 rest_of_handle_jump_bypass, rest_of_handle_combine,
6806 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6807 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6808 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6809 rest_of_handle_mode_switching, rest_of_handle_jump,
6810 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6811 rest_of_handle_flow2, rest_of_handle_jump2,
6812 rest_of_handle_peephole2, rest_of_handle_postreload,
6813 rest_of_handle_shorten_branches, rest_of_clean_state,
6814 rest_of_compilation): Remove.
6816 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6817 * passes.c (dump_flags, in_gimple_form, all_passes,
6818 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6819 register_dump_files, next_pass_1, last_verified, execute_todo,
6820 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6821 from tree-optimize.c.
6822 (init_optimization_passes): Moved from tree-optimize.c,
6823 adding the RTL optimizations.
6824 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6825 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6826 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6827 register_dump_files, next_pass_1, last_verified, execute_todo,
6828 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6829 init_tree_optimization_passes, ipa_passes): Delete.
6830 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6832 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6833 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6835 (ipa_passes): Remove.
6836 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6837 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6838 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6839 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6840 (dump_info_p, dump_flag): Moved to tree-dump.h.
6842 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6844 * passes.c (finish_optimization_passes): Use dump_begin
6845 and dump_end, TDI_end.
6846 (gate_rest_of_compilation): New.
6847 (pass_rest_of_compilation): Use it.
6848 (gate_postreload, pass_postreload): New.
6849 * toplev.c (general_init): Rename init_tree_optimization_passes.
6850 * toplev.h (init_tree_optimization_passes): Rename to
6851 init_optimizations_passes.
6852 * tree-dump.c (dump_flag): Make static.
6853 (dump_files): Remove RTL dumps.
6854 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6855 pass_cleanup_cfg, pass_free_cfg_annotations,
6856 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6857 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6858 * tree-pretty-print.c: Include tree-pass.h.
6859 * cgraph.c: Include tree-dump.h.
6861 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6863 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6864 Only fall back to saying it points to readonly memory if
6867 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6869 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6870 * config/m32r/m32r.c (m32r_compute_frame_size,
6871 m32r_expand_prologue): Take current_function_profile into
6872 account whenever we reference
6873 current_function_uses_pic_offset_table.
6874 (m32r_finalize_pic): Remove.
6875 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6877 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6879 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6880 instead of $<. Don't remove ./as if it already exists.
6882 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6885 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6886 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6887 for complex modes when generating code for PA 1.0.
6888 (VALID_FP_MODE_P): New macro.
6889 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6890 sets for all general and floating point modes. Align wide floating
6891 point modes to even register boundaries to comply with architectural
6893 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6894 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6895 (VALID_FP_MODE_P): New macro.
6896 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6897 sets for all general and floating point modes. Align wide floating
6898 point modes to even register boundaries to comply with architectural
6901 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6903 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6906 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6908 * tree-ssa-structalias.c: Don't include expr.h.
6910 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6912 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6915 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6917 Fix PR tree-optimization/22279
6919 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6922 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6924 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6926 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6928 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6929 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6930 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6931 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6932 config/stormy16/stormy16.c, config/v850/v850.c,
6933 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6934 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6935 Avoid "." or "\n" at end of diagnostics and capital letters at
6936 start of diagnostics.
6937 * combine.c, cse.c: Don't translate dump file output.
6938 * toplev.c (print_version): Only translate output if going to
6941 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6943 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6944 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6947 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6949 * pa.c (fix_range): Fix typo in comment.
6951 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6953 * tree-vrp.c (extract_range_from_assert): Replace
6954 fold (build (...)) with fold_build2.
6956 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6958 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6959 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6960 (format_types_orig, handle_format_attribute): Add support for
6963 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6965 * varasm.c (assemble_variable): Fix format specifier thinko.
6967 2005-07-03 Ira Rosen <irar@il.ibm.com>
6969 PR tree-optimization/22029 (and 22135)
6970 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6971 a phi node before calling dump_vops.
6973 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6975 * tree-dump.h (dump_string_field): Declare.
6976 * tree-dump.c: Use it instead of dump_string.
6977 (dump_string_field): Make non-static.
6979 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6981 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6982 up the minimal CFG stuff always when optimize > 0. Call
6983 split_all_insns_noflow in PIC case if needed.
6985 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6986 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6989 * c-decl.c (c_write_global_declarations): Dump contents of
6991 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6992 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6993 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6994 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6997 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6999 * c-common.h (GCC_DIAG_STYLE): Define.
7000 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7001 version for format checking to 4.1.
7002 * c-format.c: Include toplev.h after c-common.h.
7003 (enum format_type): Add gcc_tdiag_format_type.
7004 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7005 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7006 (format_types_orig): Add gcc_tdiag.
7007 (init_dynamic_diag_info): Support gcc_tdiag formats.
7008 (handle_format_attribute): Likewise.
7009 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7010 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7011 version for format checking to 4.1.
7012 (warning0, warning, error, pedwarn, sorry): Use
7014 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7015 (finish_aliases_1): Do not use %qE.
7016 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7017 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7018 Correct format bugs.
7019 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7020 parameter to unsigned HOST_WIDE_INT.
7021 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7023 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7026 * expr.c (write_complex_part): Use adjust_address for MEM.
7027 (read_complex_part): Same.
7029 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7031 Fix PR tree-optimization/22280
7033 * tree-sra.c (generate_element_init): Remove useless loop.
7035 2005-07-02 Richard Henderson <rth@redhat.com>
7037 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7039 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7041 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7044 * fold-const.c (fold_binary): Handle the return value of
7045 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7046 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7048 2005-07-02 Jeff Law <law@redhat.com>
7050 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7051 a eliminate type conversion which feeds an equality comparison
7052 if the original type or either operand in the comparison is a
7055 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7057 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7058 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7060 * config/avr/avr.c: Do not use '`' as left quote.
7061 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7062 Remove "." from end of diagnostics. Make diagnostics start with
7065 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7066 Joseph S. Myers <joseph@codesourcery.com>
7068 * toplev.c (default_tree_printer): Handle setting location with
7070 * c-objc.common.c (c_tree_printer): Likewise.
7071 * c-format.c (gcc_diag_flag_specs): Add '+'.
7072 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7073 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7075 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7076 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7077 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7078 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7079 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7080 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7081 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7082 format arguments where %J is used without %D.
7084 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7086 * gcc.c (LINK_SSP_SPEC): Define.
7087 (link_ssp_spec): New variable.
7088 (LINK_COMMAND_SPEC): Add %(link_ssp).
7089 (static_specs): Add link_ssp_spec.
7090 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7091 * configure: Rebuilt.
7092 * config.in: Rebuilt.
7094 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7095 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7096 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7097 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7098 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7099 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7100 -0x7008(2) instead of reading __stack_chk_guard variable.
7101 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7103 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7104 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7105 if TARGET_THREAD_SSP_OFFSET is defined.
7106 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7107 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7110 2005-06-27 Richard Henderson <rth@redhat.com>
7111 * libgcc-std.ver (GCC_4.1.0): New.
7112 * libgcc.h (__stack_chk_guard): Declare.
7113 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7114 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7115 * mklibgcc.in (lib2funcs): Add them.
7117 2005-07-01 Richard Henderson <rth@redhat.com>
7119 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7120 void * before struct sigcontext *.
7121 (x86_fallback_frame_state): Likewise.
7123 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7125 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7127 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7130 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7131 we check for SSA_NAME for.
7133 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7135 Fix PR tree-optimization/22071
7137 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7139 (get_constraint_for_component_ref): Use it.
7141 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7144 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7145 print out the last new line.
7147 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7149 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7150 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7151 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7152 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7153 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7154 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7155 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7156 (enum reg_class): New member CC0_REGS.
7157 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7158 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7159 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7160 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7161 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7162 Adjust for register now described.
7164 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7167 * config/i386/i386.md (stack_protect_test_si,
7168 stack_protect_test_di): Add earlyclobber for scratch 3.
7169 * config/rs6000/rs6000.md (stack_protect_testsi,
7170 stack_protect_testdi): Add earlyclobber for scratch 3,
7171 remove earlyclobber from scratch 4.
7173 Older entries for 2005 can be found in ChangeLog-2005.