1 2005-10-07 James E. Wilson <wilson@specifix.com>
3 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4 DImode not VECINT24 for operand 2.
7 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
11 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
12 fr_spill): Use destination_operand for operand 0.
14 2005-10-07 DJ Delorie <dj@redhat.com>
16 * varasm.c (output_constant): Limit error to expanding
19 2005-10-07 Richard Guenther <rguenther@suse.de>
22 * fold-const.c (fold_binary): Fix operand types during folding
23 of X op (A, Y). Evaluation order of the side-effects of
24 X and A are frontend-defined, so ensure we honour that even for
25 tcc_comparison class operands; eased by removing duplicate code.
27 2005-10-07 Steve Ellcey <sje@cup.hp.com>
29 * stor-layout.c (layout_type): Do not allow alignment of array
30 elements to be greater than their size.
32 2005-10-07 Steve Ellcey <sje@cup.hp.com>
34 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
36 (hppa*-*-linux*): Ditto.
37 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
38 * config/host-hpux.c: New.
40 * config/pa/x-hpux: Remove.
41 * config/pa/x-linux: Remove.
42 * config/pa/pa-host.c: Remove.
44 2005-10-07 Jeff Law <law@redhat.com>
46 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
47 determine whether or not to try and thread outgoing edges.
49 2005-10-07 David Edelsohn <edelsohn@gnu.org>
51 * config/rs6000/rs6000.md (eqsi_power): New.
52 (neg_eq0si): Add TARGET_POWER to final condition.
55 2005-10-06 Richard Henderson <rth@redhat.com>
57 * config/rs6000/rs6000.c: Revert last change.
59 2005-10-06 Richard Henderson <rth@redhat.com>
61 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
62 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
64 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
68 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
69 out return_label and naked_return_label.
71 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
73 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
76 2005-10-06 Richard Henderson <rth@redhat.com>
79 * tree-inline.c (declare_return_variable): Handle modify_dest not
82 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
84 Fix PR tree-optimization/22488
85 * tree-ssa-structalias.c (check_for_overlaps): New function.
86 (create_variable_info_for): Use it.
88 2005-10-06 Richard Henderson <rth@redhat.com>
91 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
92 (dwarf2out_start_source_file): Print it.
94 2005-10-06 Geoffrey Keating <geoffk@apple.com>
96 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
98 2005-10-06 Richard Henderson <rth@redhat.com>
101 * mode-switching.c (optimize_mode_switching): Clear transp bit
102 for block with incomming abnormal edges.
104 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
105 (fpscr_set_from_mem): Use them.
106 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
107 (fpscr postinc splitters): Rewrite as peephole2+split.
109 2005-10-06 David Edelsohn <edelsohn@gnu.org>
111 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
112 (eq<mode>_compare): Same.
114 2005-10-06 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/24238
117 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
119 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
121 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
122 here. Use AC_PATH_PROG for environment variables instead of
124 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
126 * configure: Regenerated.
128 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
131 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
132 then force it into a register.
133 (call_value): Likewise.
135 2005-10-06 Richard Henderson <rth@redhat.com>
138 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
139 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
140 under pass_vectorize.
142 2005-10-05 Devang Patel <dpatel@apple.com>
145 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
146 handling constants. Check NAMESPACE_DECL context for constants.
148 2005-10-05 Eric Christopher <echristo@apple.com>
150 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
152 2005-10-05 Richard Henderson <rth@redhat.com>
155 * tree-cfg.c (mark_array_ref_addressable_1): New.
156 (mark_array_ref_addressable): New.
157 * tree-flow.h (mark_array_ref_addressable): Declare.
158 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
160 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
164 * reload.c (subst_reloads): When adding a REG_LABEL to a
165 jump instruction, also update JUMP_LABEL.
167 2005-10-05 David Edelsohn <edelsohn@gnu.org>
169 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
170 * bb-reorder.c (copy_bb_p): Use it.
171 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
173 2005-10-05 Richard Henderson <rth@redhat.com>
176 * toplev.c (process_options): Warn about unsupported combinations
177 of unwind tables and omit-frame-pointer.
178 * config/i386/i386.c (override_options): Similarly. Enable
179 accumulate-outgoing-args if not explicitly disabled.
181 2005-10-05 Steve Ellcey <sje@cup.hp.com>
183 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
184 Handle big endian vs. small endian.
185 (vec_initv2sf): Handle big endian vs. small endian.
186 (*vec_extractv2sf_1): Ditto.
188 2005-10-05 Dale Johannesen <dalej@apple.com>
190 * convert.c (convert_to_real): Don't convert
191 (float)floor(double d) to floorf((float)d).
193 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
195 * config/arm/arm.md (insv): Use gen_int_mode in more places.
197 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
199 PR tree-optimization/18587
200 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
201 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
202 build_vuses): Change to VEC type.
203 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
204 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
205 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
206 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
207 (get_name_decl): New. Return DECL_UID of base variable.
208 (operand_build_cmp): New. qsort comparison routine.
209 (operand_build_sort_virtual): New. Sort virtual build vector.
210 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
211 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
212 (FINALIZE_BASE): Use get_name_decl.
213 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
214 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
215 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
216 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
217 direct VEC_* manipulations.
218 (build_ssa_operands): Call operand_build_sort_virtual.
219 (copy_virtual_operand, create_ssa_artficial_load_stmt,
220 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
221 with direct VEC_* manipulations.
222 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
223 with direct VEC manipulations.
225 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
227 PR tree-optimization/21419
228 PR tree-optimization/24146
229 PR tree-optimization/24151
231 * c-typeck.c (readonly_error): Handle USE being lv_asm.
232 (build_asm_expr): Call it if outputs are read-only.
233 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
235 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
236 Paolo Bonzini <bonzini@gnu.org>
240 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
241 enable the instructions and not just the built-ins.
242 * doc/invoke.texi (x86 Options): Likewise.
244 2005-10-04 Geoffrey Keating <geoffk@apple.com>
246 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
248 * doc/invoke.texi (Option Summary): Correct spelling
249 of -mmacosx-version-min.
251 2005-10-04 Devang Patel <dpatel@apple.com>
253 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
256 2005-10-04 Steve Ellcey <sje@cup.hp.com>
258 * tree-vect-transform.c (vect_create_epilog_for_reduction):
259 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
261 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
263 * config/s390/s390.md ("TDSI","DP"): New mode macros.
264 ("TE","tg"): New mode attributes.
265 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
266 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
267 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
268 dword_mode and one for GPRmode.
270 2005-10-04 Ian Lance Taylor <ian@airs.com>
272 PR preprocessor/13726
273 * c-ppoutput.c (cb_include): Add comments parameter, and print out
274 any comments passed in.
276 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
278 * tree.c (annotate_with_file_line): Fix typo.
280 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
283 * builtins.c (fold_builtin_memcmp): When constructing the pointer
284 type used to access data in the inlined length == 1 case, use
285 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
286 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
288 2005-10-04 Uros Bizjak <uros@kss-loka.si>
290 * config/i386/i386.h (TARGET_FISTTP): Enable also for
291 TARGET_SSE3 and only for TARGET_80387.
292 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
293 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
294 Do not depend on TARGET_80387.
296 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
298 * tree.c (last_annotated_node): Change type to location_t*.
299 (annotate_with_file_line): Reflect the change of
300 last_annotated_node type.
302 2005-10-04 Richard Guenther <rguenther@suse.de>
305 * c-decl.c (grokdeclarator): Don't write to fields
308 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
311 * c-decl.c (finish_decl): Use set_user_assembler_name even for
313 * varasm.c (make_decl_rtl): If a register variable does not
314 have a set user assmbler name, error out.
315 Decode the asmspec is now name+1 bypassing '*'.
317 2005-10-04 Steven Bosscher <stevenb@suse.de>
319 PR tree-optimization/23049
320 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
321 of a COND_EXPR is folded before calling fold on the whole rhs of a
322 conditional assignment.
323 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
324 document that a COND_EXPR may appear there.
326 2005-10-03 Diego Novillo <dnovillo@redhat.com>
329 * tree-vrp.c (extract_range_from_assert): If the new numeric
330 range created out of the assertion contradicts the existing
331 numeric range of the ASSERT_EXPR variable, make the new range
334 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
336 * config/sh/sh.c (sh_register_move_cost): Add case for moving
337 from T_REGS to FP register class.
339 2005-10-03 Richard Henderson <rth@redhat.com>
342 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
343 before creating a new one.
345 2005-10-03 David Edelsohn <edelsohn@gnu.org>
347 * config/rs6000/t-aix43 (LDFLAGS): New.
348 * config/rs6000/t-aix52 (LDFLAGS): New.
350 2005-10-03 Ian Lance Taylor <ian@airs.com>
352 * gimplify.c (find_single_pointer_decl_1): New static function.
353 (find_single_pointer_decl): New static function.
354 (internal_get_tmp_var): For a formal variable, set restrict base
355 information if appropriate.
356 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
358 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
359 (DECL_GET_RESTRICT_BASE): Define.
360 (SET_DECL_RESTRICT_BASE): Define.
361 (decl_restrict_base_lookup): Declare.
362 (decl_restrict_base_insert): Declare.
363 (struct tree_decl_with_vis): Add based_on_restrict_p field.
364 * tree.c (restrict_base_for_decl): New static variable.
365 (init_ttree): Initialize restrict_base_for_decl.
366 (copy_node_stat): Copy restrict base information.
367 (decl_restrict_base_lookup): New function.
368 (decl_restrict_base_insert): New function.
369 (print_restrict_base_statistics): New static function.
370 (dump_tree_statistics): Call print_restrict_base_statistics.
372 2005-10-02 Diego Novillo <dnovillo@redhat.com>
375 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
378 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
381 * c-typeck.c (tagged_tu_seen): Rename to ...
382 (tagged_tu_seen_cache): this and add val field.
383 (comptypes): Move functional to comptypes_internal
384 and free tagged_tu_seen.
385 (comptypes_internal): New function and call comptypes_internal
386 instead of comptypes. Speed up by sibcalling
387 tagged_types_tu_compatible_p.
388 (alloc_tagged_tu_seen): New function
389 (free_all_tagged_tu_seen_up_to): New function.
390 (tagged_types_tu_compatible_p): Return the val of the seen two
392 Add that the two types are the same to tagged_tu_seen_base
393 if they are and call comptypes_internal instead of comptypes.
394 <case UNION_TYPE>: Speed up common type where the fields are
396 (function_types_compatible_p): Call comptypes_internal instead of
398 (type_lists_compatible_p): Likewise.
399 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
401 2005-10-02 Matthias Klose <doko@debian.org>
403 * doc/invoke.texi: Fix typo and speling error.
405 2005-10-01 Richard Henderson <rth@redhat.com>
407 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
409 2005-10-01 Mark Mitchell <mark@codesourcery.com>
411 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
412 using --start-group and --end-group.
414 2005-10-01 Diego Novillo <dnovillo@redhat.com>
416 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
417 FIXME note regarding quirky semantics.
419 2005-10-01 Diego Novillo <dnovillo@redhat.com>
422 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
423 non-null range as a last resort.
425 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
426 Diego Novillo <dnovillo@redhat.com>
429 * tree-vrp.c (extract_range_from_assert): For !=
430 assertions, only build an anti-range if LIMIT is a
433 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
435 * arm.md (movqi): On thumb when optimizing, handle loading from
436 memory by describing this as taking a subreg of a zero-extended load
437 into an SImode register.
440 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
442 * reload1.c (merge_assigned_reloads): Do not change any
443 RELOAD_FOR_OUTPUT_ADDRESS reloads.
445 2005-09-30 Geoffrey Keating <geoffk@apple.com>
447 * Makefile.in (LIPO_FOR_TARGET): Define.
448 (STRIP_FOR_TARGET): Define.
450 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
451 before creating new ones. Do symlinks before creating the actual
454 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
455 to work out which multilibs are actually being built.
457 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
459 * tree-vect-transform.c, config/ms1/ms1.md,
460 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
461 Follow spelling conventions.
462 * doc/invoke.texi, doc/md.texi: Fix typos.
464 2005-09-30 Andrew Macleod <amacleod@redat.com>
466 PR tree-optimization/21430
467 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
468 use operands, and set stmt pointer if need be.
469 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
470 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
473 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
476 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
478 2005-09-29 Mark Mitchell <mark@codesourcery.com>
480 * optabs.c (expand_binop): Initialize first_pass_p.
482 2005-09-29 Jakub Jelinek <jakub@redhat.com>
485 * c-decl.c (c_write_global_declarations_1): If any
486 wrapup_global_declaration_2 call returned true, restart the loop.
488 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
490 Fix PR tree-optimization/24117
491 * tree-ssa-structalias.c (find_func_aliases): Strip nops
492 before considering whether to use anyoffset.
494 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
498 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
500 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
502 (swap_commutative_operands_with_target): New.
504 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
507 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
510 2005-09-29 Steven Bosscher <stevenb@suse.de>
512 PR tree-optimization/23911
513 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
514 and IMAGPART_EXPR too.
516 2005-09-28 Mark Mitchell <mark@codesourcery.com>
519 * expmed.c (expand_shift): Move logic to reverse rotation
520 direction when rotating by constants ...
521 * optabs.c (expand_binop): ... here.
522 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
523 (ix86_rotrdi3): New pattern.
524 (rotldi3): Handle 32-bit mode.
525 (ix86_rotldi3): New pattern.
527 2005-09-29 Alan Modra <amodra@bigpond.net.au>
530 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
531 check for numbers that need no bit twiddle.
533 2005-09-28 Geoffrey Keating <geoffk@apple.com>
535 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
536 multilib to be built.
538 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
539 (stage1-start): Delete old libgcc and libunwind before moving
540 anything into the stage directory.
541 (stage2-start): Likewise.
542 (stage3-start): Likewise.
543 (stage4-start): Likewise.
544 (stageprofile-start): Likewise.
545 (stagefeedback-start): Likewise.
546 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
547 header in tm_file and CPU-specific t-darwin in tmake_file.
548 (i[34567]86-*-darwin*): Don't change tm_file.
549 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
550 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
551 shared library stub for target OS version.
552 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
553 (SHLIB_LINK): Don't make SHLIB_SOLINK.
554 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
555 (libgcc_s.%.dylib): New.
557 (install-darwin-libgcc-stubs): New.
558 (INSTALL_LIBGCC): New append.
559 * config/i386/darwin-libgcc.10.4.ver: New.
560 * config/i386/darwin-libgcc.10.5.ver: New.
561 * config/i386/t-darwin: New.
562 * config/rs6000/darwin-libgcc.10.4.ver: New.
563 * config/rs6000/darwin-libgcc.10.5.ver: New.
564 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
565 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
567 2005-09-28 Paul Brook <paul@codesourcery.com>
569 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
572 2005-09-28 Richard Guenther <rguenther@suse.de>
574 PR tree-optimization/23853
575 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
576 host_integerp to verify misalignment value.
578 2005-09-28 Richard Henderson <rth@redhat.com>
580 * builtins.c (get_builtin_sync_mode): New.
581 (expand_builtin_sync_operation): Pass in mode argument.
582 (expand_builtin_compare_and_swap): Likewise.
583 (expand_builtin_lock_test_and_set): Likewise.
584 (expand_builtin_lock_release): Likewise.
585 (expand_builtin): Update to match.
587 2005-09-28 Nick Clifton <nickc@redhat.com>
589 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
590 formatting. Add check to PLUS case to ensure that the offset is
591 within an acceptable range.
593 * config/v850/v850.md (casesi): Disable the generation of the
594 switch pattern as it is not being handled properly at the moment.
596 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
597 for when the high words are identical.
599 2005-09-27 Richard Henderson <rth@redhat.com>
601 * pretty-print.c (pp_base_format): Fix typo for %>.
603 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
604 Devang Patel <dpatel@apple.com>
606 PR tree-optimization/23625
607 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
608 LABEL_EXPR, assertion check.
610 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
612 * optabs.c (no_conflict_move_test): Check if a result of a
613 to-be-moved insn would be clobbered by an originally
616 2005-09-27 Jeff Law <law@redhat.com>
618 * passes.c (init_optimization_passes): Replace copy propagation
619 passes immediately after DOM with phi-only copy propagation
620 pases. Add phi-only copy propagation pass after first DOM pass.
621 * tree-pass.h (pass_phi_only_copy_prop): Declare.
622 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
623 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
624 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
625 to init_copy_prop. Callers updated.
626 (do_phi_only_copy_prop): New function.
627 (pass_phi_only_copy_prop): New pass descriptor.
629 2005-09-27 Nick Clifton <nickc@redhat.com>
631 * libgcc2.c (__popcount_tab): Remove redundant prototype.
633 2005-09-26 Jason Merrill <jason@redhat.com>
636 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
638 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
640 2005-09-26 James E Wilson <wilson@specifix.com>
642 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
643 copyright. Add gcc copyright plus libgcc exception.
644 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
646 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
648 2005-09-26 Jeff Law <law@redhat.com>
650 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
651 about when to iterate.
653 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
656 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
657 for __complex__ double in -mcpu=G5 mode.
659 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
661 PR tree-optimization/23942
662 * Makefile.in (SCEV_H): Depends on PARAMS_H.
663 * tree-scalar-evolution.c: Include params.h.
665 (follow_ssa_edge, follow_ssa_edge_in_rhs,
666 follow_ssa_edge_in_condition_phi_branch,
667 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
668 Change return type to t_bool. Use a parameter to limit the size of
669 trees that are walked before stopping
670 (analyze_evolution_in_loop): Initialize the limit to 0.
671 (follow_ssa_edge): Give up by returning t_dont_know if the limit
672 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
674 2005-09-26 Uros Bizjak <uros@kss-loka.si>
677 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
678 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
680 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
682 * combine.c (make_extraction): Check for valid use of subreg.
684 2005-09-26 Uros Bizjak <uros@kss-loka.si>
687 * config/i386/i386.md ("*fistdi2_1"): New pattern.
688 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
689 ("fist<mode>2_with_temp"): Use only register operands.
691 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
693 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
694 CALL_INSN_FUNCTION_USAGE.
696 2005-09-26 Richard Guenther <rguenther@suse.de>
699 * gcse.c: Include hashtab.h, define ldst entry hashtable.
700 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
701 (ldst_entry): Use the hashtable instead of list-walking.
702 (find_rtx_in_ldst): Likewise.
703 (free_ldst_entry): Free the hashtable.
704 (compute_ld_motion_mems): Create the hashtable.
705 (trim_ld_motion_mems): Remove entry from hashtable if
706 removing it from list.
707 (compute_store_table): Likewise^2.
708 (store_motion): Free hashtable in case we did not see
711 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
713 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
714 and arg1 if we are passing them to fold_build2.
716 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
719 * config/i386/i386.c (ix86_function_regparm): Fix the test for
722 2005-09-25 Richard Henderson <rth@redhat.com>
724 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
725 SYMBOL_REF_TLS_MODEL to be correct.
727 2005-09-24 Richard Henderson <rth@redhat.com>
729 * ipa-type-escape.c (discover_unique_type): Remove dead code at
730 end of function. Reindent.
732 2005-09-24 Ian Lance Taylor <ian@airs.com>
734 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
735 NEGATE_EXPR/BIT_NOT_EXPR case.
737 2005-09-24 Richard Henderson <rth@redhat.com>
739 * c-common.c (handle_mode_attribute): When not modifying in place,
740 create subtypes for enumerations.
741 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
742 * gimplify.c (create_tmp_from_val): Likewise.
744 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
746 * config/i386/i386.md (*tls_global_dynamic_64,
747 *tls_local_dynamic_base_64): Add missing mode to call.
748 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
750 2005-09-24 Jan Hubicka <jh@suse.cz>
752 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
753 (cgraph_clone_node): Likewise.
754 * cgraph.h (cgraph_clone_edge): Update prototype.
755 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
756 duplicated prototypes; add updating argument.
757 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
758 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
760 (cgraph_mark_inline_edge): Likewise.
761 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
762 (cgraph_flatten_node): Likewise.
763 (cgraph_decide_recursive_inlining): Likewise.
764 (cgraph_decide_inlining_of_small_function): Likewise.
765 * tree-optimize.c (tree_rest_of_compilation): Likewise.
767 2005-09-23 David Edelsohn <edelsohn@gnu.org>
768 Pete Steinmetz <steinmtz@us.ibm.com>
770 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
771 (rldic.): Set type to "compare".
773 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
774 mfjmpr for MFCTR/MFLR.
775 (movdf_hardfloat64): Same.
776 (movdf_softfloat64): Same. Correct order of store and move types.
777 (movti_string): Set type to store_ux/load_ux.
778 (load_multiple): Set type to load_ux.
779 (store_multiple): Set type to store_ux.
780 (movmemsi): Set type to store_ux.
781 (output_cbranch direct_return): Set type to jmpreg.
782 (stmw): Set type to store_ux.
783 (lmw): Set type to load_ux.
784 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
785 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
786 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
787 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
788 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
789 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
790 (rios1-fpstore): Increase latency to 3.
791 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
792 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
794 2005-09-23 David Edelsohn <edelsohn@gnu.org>
795 Andrew Pinski <pinskia@physics.uc.edu>
797 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
798 operand2 constraint to "b".
799 (sync_<fetchop_name>di_internal): Same.
800 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
802 (sync_old_<fetchop_name>di_internal): Same.
803 (sync_new_<fetchop_name>si_internal): Same.
804 (sync_new_<fetchop_name>di_internal): Same.
806 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
809 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
810 case, define as macros.
812 PR rtl-optimization/23837
813 * optabs.c (no_conflict_move_test): Don't set must_stay for a
814 clobber / clobber match between dest and p->first.
816 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
817 (no_conflict_move_test): Update comments.
819 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
821 * doc/install.texi: Update URL for Jacks.
822 * doc/sourcebuild.texi: Likewise.
824 2005-09-22 David Edelsohn <edelsohn@gnu.org>
827 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
828 registers when choosing register preferences.
829 (movdf_hardfloat64): Same.
831 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
833 * expmed.c (expand_shift): Don't use the target of the rotate as
834 target for the first expanded shift insn.
835 * testsuite/gcc.dg/20050922-1.c: Testcase added.
837 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
839 PR tree-optimization/22438
840 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
841 preserved iv rhs rewriting specially.
843 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
845 * tree-data-ref.c (analyze_array_indexes): Only estimate when
846 estimate_only is true.
847 * tree-flow.h (ref_contains_indirect_ref): New prototype.
848 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
849 tree-ssa-structalias.c
850 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
851 ref_contains_indirect_ref.
852 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
854 2005-09-21 DJ Delorie <dj@redhat.com>
856 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
858 (mn10300_return_in_memory): Support variable size types also.
859 (mn10300_pass_by_reference): Likewise.
860 (mn10300_function_value): New.
861 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
862 (FUNCTION_OUTGOING_VALUE): Likewise.
863 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
864 * doc/invoke.texi: Document it.
866 2005-09-21 Uros Bizjak <uros@kss-loka.si>
869 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
870 force integer op1 into register for XFmode compares.
872 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
875 * expmed.c (alg_code): Add alg_impossible.
876 (alg_hash_entry): Add cost.
877 (synth_mult): Record alg_impossible in the hash table if
878 multiplication by a given integer is impossble within the
879 limit. Speed up using alg_impossible.
881 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
883 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
884 argument. Allow and set any offset if needs_anyoffset is passed
886 (get_constraint_for): Add argument here too.
888 (do_structure_copy): Pass NULL to get_constraint_for.
889 (handle_ptr_arith): Ditto.
890 (find_func_aliases): Ditto.
892 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
894 PR rtl-optimization/23898
895 * output.h (get_attr_min_length): Declare.
896 * final.c (get_attr_length_1): New function, broken out of:
898 (get_attr_min_length): New function.
899 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
900 (duplicate_computed_gotos): Likewise.
901 * genattr.c (insn_min_length): Generate declaration.
902 * genattrtab.c (min_fn, min_attr_value): New functions.
903 (make_length_attrs): Generate insn_min_length.
905 2005-09-20 Steve Ellcey <sje@cup.hp.com>
907 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
909 2005-09-20 Richard Henderson <rth@redhat.com>
911 PR tree-optimization/24059
912 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
915 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
917 * c.opt (fextended-identifiers): New.
918 * c-opts.c (c_common_handle_option): Handle
919 -fextended-identifiers.
920 * doc/cpp.texi: Update documentation of extended identifiers.
921 * doc/cppopts.texi (-fextended-identifiers): Document.
923 2005-09-20 Jakub Jelinek <jakub@redhat.com>
925 PR tree-optimization/23929
926 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
929 PR tree-optimization/23818
930 * tree-stdarg.c (execute_optimize_stdarg): Call
931 calculate_dominance_info.
933 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
935 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
936 (analyze_siv_subscript_cst_affine): Add weak SIV test.
937 (compute_overlap_steps_for_affine_1_2): Use
938 get_number_of_iters_for_loop.
939 (analyze_subscript_affine_affine): Check whether difference is
941 Use get_number_of_iters_for_loop.
942 Check whether overlap occurs outside of bounds.
943 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
945 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
947 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
948 base register if possible.
950 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
952 PR tree-optimization/18463
953 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
954 converting it directly is not possible.
955 (chrec_convert_aggressive): New function.
956 * tree-chrec.h (chrec_convert_aggressive): Declare.
957 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
958 Fold chrec conversions aggressively if asked to.
959 (instantiate_parameters): Modified because of changes in
960 instantiate_parameters_1.
962 2005-09-19 Richard Henderson <rth@redhat.com>
964 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
965 (reduc_splus_v2df): New.
967 2005-09-19 Richard Sandiford <richard@codesourcery.com>
969 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
970 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
972 2005-09-19 Richard Henderson <rth@redhat.com>
974 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
977 2005-09-19 Richard Henderson <rth@redhat.com>
979 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
980 (ia64_expand_dot_prod_v8qi): New.
981 * config/ia64/ia64-protos.h: Update.
982 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
983 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
984 sdot_prodv8qi, sdot_prodv4hi): New.
985 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
987 2005-09-19 Richard Henderson <rth@redhat.com>
990 * real.c (exact_real_truncate): Return false if the format cannot
991 represent the number as a normal.
993 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
996 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
998 * tree-ssa-operands.c (swap_tree_operands): Export.
999 * tree.h (swap_tree_operands): Declare.
1000 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1001 Call swap_tree_operands.
1003 2005-09-19 Richard Henderson <rth@redhat.com>
1005 * tree-flow.h (merge_alias_info): Declare.
1006 * tree-ssa-copy.c (merge_alias_info): Export.
1007 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1008 (vect_create_data_ref_ptr): Use create_iv directly.
1009 (vectorizable_load): Use correct types for integer constants.
1010 (vect_generate_tmps_on_preheader): Likewise.
1011 (vect_gen_niters_for_prolog_loop): Likewise.
1013 2005-09-19 Steven Bosscher <stevenb@suse.de>
1015 PR rtl-optimization/23943
1016 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1018 2005-09-18 Jan Hubicka <jh@suse.cz>
1020 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1022 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1024 * varasm.c (output_constant): Do not abort on conversions to union
1025 types between different sizes.
1027 2005-09-18 Richard Guenther <rguenther@suse.de>
1030 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1033 2005-09-18 Paul Brook <paul@codesourcery.com>
1035 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1037 2005-09-17 Richard Henderson <rth@redhat.com>
1039 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1040 * tree-ssa-loop.c (pass_vect_dce): Remove.
1041 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1044 2005-09-17 Richard Henderson <rth@redhat.com>
1046 * tree-pass.h (pass_vect_dce): Declare.
1047 * passes.c (init_optimization_passes): Add it.
1048 * tree-flow.h (tree_ssa_dce): Declare.
1049 * tree-ssa-dce.c (tree_ssa_dce): Export.
1050 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1051 (gate_tree_vectorize): ... here.
1052 (pass_vect_dce): New.
1054 2005-09-17 Jan Hubicka <jh@suse.cz>
1056 * except.c (struct eh_status): Turn region_array into vec.
1057 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1058 convert_from_eh_region_ranges, find_exception_handler_labels,
1059 current_function_has_exception_handlers, assign_filter_values,
1060 build_post_landing_pads, dw2_build_landing_pads,
1061 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1062 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1063 foreach_reachable_handler, can_throw_internal_1,
1064 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1066 (duplicate_eh_region_1): Update region_array.
1067 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1069 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1072 * expmed.c (expand_mult): Substitute simple register for op0 when
1075 2005-09-17 Richard Henderson <rth@redhat.com>
1077 * expr.c (emit_move_via_integer): Add force argument, pass it on
1078 to emit_move_change_mode. Update callers.
1079 (emit_move_complex): Pass true to new force argument.
1080 * function.c (expand_function_end): Move expand_eh_return call
1081 earlier. Merge sub-word complex values into a pseudo before
1082 copying to the return hard register.
1084 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1086 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1087 between different sizes.
1089 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1093 * passes.c (init_optimization_passes): Register dump files for
1096 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1098 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1099 * config/s390/s390.c (s390_overlap_p): New function.
1100 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1101 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1104 2005-09-16 Richard Guenther <rguenther@suse.de>
1106 * ipa-pure-const.c (static_execute): Free auxiliar information.
1107 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1108 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1110 2005-09-15 DJ Delorie <dj@redhat.com>
1112 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1114 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1116 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1118 (swap_commutative_operands_with_target): New.
1120 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1122 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1125 (estimate_iters_using_array): New function.
1126 * tree-data-ref.h (estimate_iters_using_array): Prototype
1127 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1128 Use estimate_iters_using_array instead of analyze_array.
1130 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1132 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1135 2005-09-15 Michael Matz <matz@suse.de>
1137 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1139 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1141 PR tree-optimization/23835
1142 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1143 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1145 2005-09-14 Richard Henderson <rth@redhat.com>
1147 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1148 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1150 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1152 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1153 in the ARRAY_TYPE case.
1155 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1157 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1159 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1162 * tree-vect-transform.c (vectorizable_operation): Return false for
1163 scalar shift operations and for vector shift operations with
1164 non-invariant shift arguments. Use scalar tree operand op1 as
1165 a shift operand when vector shift insn pattern uses scalar shift
1167 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1169 2005-09-14 Olivier Hainque <hainque@adacore.com>
1171 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1172 value if it has side-effects.
1174 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1177 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1179 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1181 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1182 passed as NAME as if it were label at start of function code.
1184 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1186 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1189 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1191 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1192 as early clobber. Rewrite so the PIC register is not implicitly used.
1194 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1196 * tree.c (annotate_with_file_line): Compare line numbers before
1199 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1202 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1203 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1205 2005-09-13 Ian Lance Taylor <ian@airs.com>
1207 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1208 than a HOST_WIDEST_INT to gen_doloop_begin.
1210 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1212 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1214 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1216 PR tree-optimize/23817
1217 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1219 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1222 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1223 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1224 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1225 (restore_stack_nonlocal): Likewise.
1226 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1228 2005-09-12 Ian Lance Taylor <ian@airs.com>
1231 * c.opt (ffriend-injection): New C++ option.
1232 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1233 (C++ Dialect Options): Document -ffriend-injection.
1235 2005-09-12 Josh Conner <jconner@apple.com>
1238 * ipa-reference.c (static_execute): Don't mark variables in
1239 named sections TREE_READONLY.
1241 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1243 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1246 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1248 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1249 V_MUST_DEF instead of just the first_use_p.
1250 Don't mark the virtual variables for renaming on the statement which
1252 (pass_dse): Remove TODO_update_ssa.
1254 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1257 * stor-layout.c (compute_record_mode): For records with a single
1258 field, actually check the field's mode size against the type size.
1260 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1261 registers for TARGET_SHMEDIA.
1262 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1263 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1264 of GENERAL_REGS and FP_REGS.
1266 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1268 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1270 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1272 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1273 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1274 are omitted. Exclude stack_tie insn too.
1276 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1278 PR rtl-optimization/23098
1279 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1281 * config/rs6000/rs6000.md (movdf splitter): Use
1282 const_double_operand predicate for TARGET_POWERPC64.
1283 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1284 SYMBOL_REF method to ABI_V4.
1286 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1287 replace_equiv_address.
1288 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1289 rs6000_sr_alias_set and MEM_NOTRAP.
1290 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1292 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1294 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1295 handle CALL_EXPR again.
1297 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1299 * arm/predicates.md (alignable_memory_operand): Delete.
1301 2005-09-10 Richard Henderson <rth@redhat.com>
1304 * dbxout.c (dbxout_expand_expr): New.
1305 (dbxout_symbol): Use it.
1307 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1309 * arm.c (arm_gen_rotated_half_load): Delete.
1310 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1311 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1312 (thumb_set_return_address): Likewise.
1313 (thumb_load_double_from_address): Use adjust_address.
1314 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1315 (extendhsisi2_mem, movhi_bytes): Use change_address.
1316 (movhi): Use widen_memory_access.
1317 (reload_out_df): Use replace_equiv_address.
1318 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1320 2005-09-09 Richard Henderson <rth@redhat.com>
1323 * dbxout.c: Include expr.h.
1324 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1325 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1326 * Makefile.in (dbxout.o): Add EXPR_H.
1328 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1330 PR tree-optimization/23509
1331 * tree-cfg.c (replace_uses_by): Use replace_exp.
1332 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1333 pointers have name_mem_tag or type_mem_tag set.
1335 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1337 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1338 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1339 of wrongly accessing operands.
1341 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1343 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1344 * tree-chrec.c: Include tree-scalar-evolution.h.
1345 (chrec_convert): Instantiate the base and step before calling
1346 scev_probably_wraps_p that would fail on parametric evolutions.
1347 Collect all the fails into a single section failed_to_convert,
1348 print a diagnostic, and return chrec_dont_know instead of calling
1350 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1351 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1353 (scev_const_prop): Don't replace the definition of a loop closed ssa
1354 phi node by itself, or by another loop closed ssa phi node.
1355 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1356 that base and step are defined.
1358 2005-09-09 Richard Guenther <rguenther@suse.de>
1361 * fold-const.c (fold_ternary): Check truth_value_p before
1362 calling invert_truthvalue.
1364 2005-09-09 Nick Clifton <nickc@redhat.com>
1366 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1367 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1368 dimension of these arrays.
1369 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1371 * longlong.h: Only provide a prototype for the __clz_tab[] array
1372 if this header has not been included from libgcc2.h.
1373 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1375 Provide prototypes for exported functions.
1376 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1379 2005-09-08 Josh Conner <jconner@apple.com>
1383 * expr.c (expand_expr_addr_expr_1): Don't invoke
1384 expand_simple_binop for EXPAND_INITIALIZER.
1386 2005-09-08 Richard Henderson <rth@redhat.com>
1389 * toplev.c (wrapup_global_declaration_1): Split out ...
1390 (wrapup_global_declaration_2): ... from ...
1391 (wrapup_global_declarations): ... here. Return bool.
1392 (check_global_declaration_1): Split out ...
1393 (check_global_declarations): from here.
1394 (emit_debug_global_declarations): New.
1395 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1396 check_global_declaration_1, emit_debug_global_declarations): Declare.
1397 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1398 of decls. Call wrapup_global_declaration_1,
1399 wrapup_global_declaration_2, check_global_declaration_1 directly.
1400 (c_write_global_declarations_2): New.
1402 (c_write_global_declarations): Call c_write_global_declarations_2.
1403 * langhooks.c (write_global_declarations): Call
1404 emit_debug_global_declarations.
1406 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1407 remove decls that have DECL_RTL_SET_P.
1408 * passes.c (rest_of_decl_compilation): Invoke
1409 cgraph_varpool_finalize_decl for all but functions.
1411 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1413 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1414 the result of a conversion if the new min and max cannot be compared.
1416 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1418 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1419 (override_options): Setting s390_sr_alias_set removed.
1420 (save_fpr, save_gprs): Set alias set to vararg or frame.
1421 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1422 s390_sr_alias_set with get_frame_alias_set ().
1423 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1424 get_varargs_alias_set ().
1426 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1430 * c-parser.c (c_parser_objc_method_definition): If the next
1431 token is not "{", error out and don't start the function.
1433 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1435 * tree-vrp.c (extract_range_from_expr): Move the check for non
1436 nullness after the check for gimple invariant.
1438 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1440 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1442 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1445 * config/m32r.md (movmemsi_internal): Canonicalize order of
1446 operands in PLUS component of template.
1448 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1450 * reload1.c (fixup_eh_region_note): Remove assertion.
1451 (fixup_abnormal_edges): Reverted removal of call to
1452 find_many_sub_basic_blocks made on 2005-08-31.
1454 2005-09-07 Richard Henderson <rth@redhat.com>
1456 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1457 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1458 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1459 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1460 rearrange for better packing.
1461 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1462 (lookup_cfa_1): Remove inline marker.
1463 (cfa_equal_p): Split out of ...
1464 (def_cfa_1): ... here. Use INVALID_REGNUM.
1465 (build_cfa_loc): Handle !cfa->indirect.
1466 (frame_pointer_cfa_offset): New.
1467 (dbx_reg_number): Assert register elimination performed; do
1468 leaf register remapping.
1469 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1470 (eliminate_reg_to_offset): New.
1471 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1472 for verifiably local stack frame addresses; re-base to CFA.
1473 (mem_loc_descriptor): Remove can_use_fbreg argument.
1474 (concat_loc_descriptor, loc_descriptor): Likewise.
1475 (containing_function_has_frame_base): Remove.
1476 (rtl_for_decl_location): Don't do register elimination or
1477 leaf register remapping here.
1478 (secname_for_decl): Split out from ..
1479 (add_location_or_const_value_attribute): ... here.
1480 (convert_cfa_to_loc_list): New.
1481 (compute_frame_pointer_to_cfa_displacement): New.
1482 (gen_subprogram_die): Use them.
1483 * tree.h (frame_base_decl): Remove.
1484 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1485 (prologue_stack_adjust): Remove.
1486 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1487 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1488 (set_frame_base_location): Remove.
1489 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1490 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1491 (vt_add_function_parameters): Don't eliminate_regs.
1492 (vt_initialize): Don't create frame_base_decl.
1494 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1496 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1497 version of GNU binutils for 4.x and later.
1499 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1501 * ggc-page.c (ggc_push_context): Remove.
1502 (ggc_pop_context): Likewise.
1503 * ggc.h (ggc_push_context): Remove.
1504 (ggc_pop_context): Likewise.
1506 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1509 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1510 returning from an interrupt handler.
1512 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1515 * config/arc/arc.c (output_shift): Add check for loop count when
1518 2005-09-06 Steven Bosscher <stevenb@suse.de>
1520 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1522 (abs_replacement): Likewise.
1523 (pass_phiopt): Remove TODO_update_ssa.
1525 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1528 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1529 if "return with no value, in function returning non-void" warning
1531 * tree-cfg.c (execute_warn_function_return): Don't look at
1532 RETURN_EXPRs with TREE_NO_WARNING set.
1535 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1536 for internal functions doesn't use registers used by global registers
1537 variables. Use fewer register parameters if there are global register
1540 2005-09-06 Olivier Hainque <hainque@adacore.com>
1541 Eric Botcazou <ebotcazou@adacore.com>
1544 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1545 when we would be extracting outside its bit span (bitpos+bitsize
1546 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1547 Ada unchecked conversions.
1549 2005-09-06 Steven Bosscher <stevenb@suse.de>
1551 * tree-ssa-pre.c (try_look_through_load): New function.
1552 (compute_avail): Use it to try to look through loads for some
1553 more useful expressions.
1555 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1557 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1558 condition for detecting cases like (a&a) and (a^a).
1560 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1562 * common.opt: Add option ftree-vect-loop-version.
1563 * params.def: Add --param vect-max-version-checks.
1564 * doc/invoke.texi: Document ftree-vect-loop-version and
1565 --param vect-max-version-checks.
1566 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1567 may_misalign_stmts and defines for accessors.
1568 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1569 LOOP_VINFO_MAY_MISALIGN_STMTS.
1570 (destroy_loop_vec_info): VEC_free for
1571 LOOP_VINFO_MAY_MISALIGN_STMTS.
1572 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1573 Update documentation.
1574 (vect_update_misalignment_for_peel): New.
1575 (vect_enhance_data_refs_alignment): Update to choose loop
1576 peeling or loop versioning if appropriate for the (potentially)
1577 unaligned data references in the loop.
1578 (vect_analyze_data_refs_alignment): Remove call to
1579 vect_enhance_data_refs_alignment so the checks can be done
1581 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1582 and move up call to vect_analyze_data_refs_alignment.
1583 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1584 (vect_transform_loop): Add call to loop_version.
1586 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1588 PR rtl-optimization/23098
1589 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1590 * simplify-rtx.c (constant_pool_reference_p): New function.
1591 * rtl.h (constant_pool_reference_p): New prototype.
1592 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1593 constant_pool_reference_p in condition and
1594 avoid_constant_pool_reference in preparation statements.
1596 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1598 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1599 STRICT_LOW_PART SETs.
1601 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1604 * except.c (sjlj_emit_function_enter): Find the function begin
1605 note even when it's not in first basic block.
1607 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1609 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1610 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1611 * aclocal.m4: Regenerate.
1613 2005-09-05 DJ Delorie <dj@redhat.com>
1615 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1618 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1620 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1621 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1622 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1623 Follow spelling conventions.
1624 * doc/invoke.texi: Follow spelling conventions.
1626 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1628 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1629 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1630 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1632 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1635 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1636 (output_stack_adjust): Use gen_tmp_stack_mem.
1637 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1638 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1639 (sh_get_pr_initial_val): Likewise.
1640 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1641 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1642 * sh.md (divsi_inv_m0): Use gen_const_mem.
1643 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1644 (movdf_i4+1): Use gen_tmp_stack_mem.
1645 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1646 (fpu_switch+2): Likewise.
1647 (movv4sf_i, movv16sf_i): Use adjust_address.
1648 (symGOT_load): Set MEM_NOTRAP_P bit.
1650 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1653 * pa.c (emit_move_sequence): Fix typo in last change.
1655 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1657 PR rtl-optimization/23454
1658 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1661 2005-09-03 Richard Henderson <rth@redhat.com>
1662 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1665 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1668 2005-09-02 Nicolas Pitre <nico@cam.org>
1670 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1671 to bit_count to 32 bits.
1673 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1676 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1677 generating synthetic loads from volatile lvalues.
1679 005-09-02 Nick Clifton <nickc@redhat.com>
1681 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1682 __ctzhi2, __clzhi2): New functions.
1684 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1687 * tree-nested.c (struct var_map_elt): Mark with GTY.
1688 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1690 (lookup_field_for_decl): Allocate new element in GC memory.
1691 (lookup_tramp_for_decl): Likewise.
1692 (convert_nl_goto_reference): Likewise
1693 (create_nesting_tree): Allocate info in GC memory. Likewise for
1695 (free_nesting_tree): Free with ggc_free instead of free.
1696 (root): New static variable.
1697 (lower_nested_functions): Remove root as local variable. And zero out
1698 root at the end of the function.
1700 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1702 PR rtl-optimization/20365
1703 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1704 to short. New member ix.
1705 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1706 (simplify_plus_minus): Initialize ix members before calling qsort.
1708 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1710 PR tree-optimization/23626
1711 * tree-cfg.c (replace_uses_by): Clean up eh info.
1713 2005-09-01 DJ Delorie <dj@redhat.com>
1715 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1718 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1720 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1721 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1724 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1726 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1727 do not issue warning for a variable definition following
1730 2005-09-01 Richard Henderson <rth@redhat.com>
1733 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1734 conversion to CONST_VECTOR.
1736 2005-09-01 Richard Henderson <rth@redhat.com>
1739 * reload1.c (reload_as_needed): Check !CALL_P before calling
1740 fixup_eh_region_note.
1741 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1743 2005-09-01 DJ Delorie <dj@redhat.com>
1745 * varasm.c (output_constant): Let the target resolve
1746 conversions of addresses to non-default pointer sizes.
1748 2005-09-01 Nicolas Pitre <nico@cam.org>
1750 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1751 to alow matching ARM pre-indexed addressing mode.
1752 (arm_override_options): Remove now irrelevant comment.
1754 2005-09-01 Phil Edwards <phil@codesourcery.com>
1756 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1757 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1758 * config/i386/vxworks.h: Likewise.
1759 * config/i386/t-vxworksae: New file, for VxWorks AE.
1760 * config/i386/vxworksae.h: Likewise.
1762 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1764 PR tree-optimization/23410
1765 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1766 sequence is not wrapping during the first step.
1768 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1771 * dwarf2out.c (base_type_die): Compare char_type_node with
1772 TYPE_MAIN_VARIANT (type), not type.
1774 2005-09-01 Richard Guenther <rguenther@suse.de>
1776 PR tree-optimization/15366
1777 * common.opt: Add -finline-functions-called-once.
1778 Put -fearly-inlining in alphabetically ordered place.
1779 * doc/invoke.texi: Document new option.
1780 * ipa-inline.c (cgraph_decide_inlining): Honour
1781 flag_inline_functions_called_once.
1783 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1785 PR rtl-optimization/23478
1786 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1787 (alloc_qty): Initialize it.
1788 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1789 (combine_regs): Combine also n_throwing_calls_crossed fields.
1790 (find_free_reg): Don't attempt to caller-save pseudos crossing
1791 calls that might throw.
1792 * global.c (struct allocno): Add throwing_calls_crossed field.
1793 (global_alloc): Revert 2005-08-22 change. Initialize
1794 throwing_calls_crossed.
1795 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1798 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1801 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1802 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1803 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1804 (and64_2_operand): Tweak to use predicate.
1805 (and_operand): Adjust for mask_operand changes.
1806 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1807 (print_operand): Likewise.
1808 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1809 (mask64_1or2_operand): Delete.
1810 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1811 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1812 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1813 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1814 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1815 (rotldi3_internal4): Likewise.
1816 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1817 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1818 (ashldi3_internal7): Likewise.
1819 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1820 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1821 (anddi3 split): Don't match mask64_operand.
1822 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1823 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1824 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1825 't' splitter predicate.
1826 (movdi_internal64 + 2): Revert 2005-06-11 change.
1828 2005-08-31 DJ Delorie <dj@redhat.com>
1830 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1831 (m32c_asm_integer): Add support for 32 bit pointers.
1833 2005-08-31 Richard Henderson <rth@redhat.com>
1835 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1836 component-like references for setting MEM_NOTRAP_P.
1838 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1839 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1841 2005-08-31 Richard Henderson <rth@redhat.com>
1843 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1844 into a pseudo before applying gen_lowpart.
1846 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1848 * doc/install.texi (Specific): Update cctools version required
1849 for full functionality.
1850 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1851 linkers as -macosx_version_min.
1853 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1856 * sh.c (print_operand, %R and %S): Add handling of floating point
1857 registers, memory, constants and invalid operands.
1859 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1861 * ipa-pure-const.c: Change dump name.
1863 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1866 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1867 to "reg_or_0_operand".
1868 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1870 2005-08-31 Dale Johannesen <dalej@apple.com>
1872 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1873 loops that count down.
1875 2005-08-31 Richard Henderson <rth@redhat.com>
1878 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1879 (fixup_eh_region_note): New.
1880 (reload_as_needed): Call it.
1881 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1882 don't call find_many_sub_basic_blocks; call verify_flow_info.
1883 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1884 (keep_stack_depressed): Likewise.
1885 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1887 2005-08-31 Richard Henderson <rth@redhat.com>
1889 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1892 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1894 * expr.c (expand_expr_real_1): Compare size of address
1895 mode to target's address mode size in deciding expansion of
1896 the constant address.
1898 2005-08-31 Richard Guenther <rguenther@suse.de>
1901 * expr.c (all_zeros_p): New function.
1902 (expand_expr_real_1): Handle the case of an all-zero
1903 non-addressable constructor separately.
1905 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1907 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1908 arguments, adjust all callers.
1909 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1911 2005-08-30 Richard Henderson <rth@redhat.com>
1914 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1915 whenever the mode sizes match.
1917 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1919 * calls.c (load_register_parameters): Fix comment typo.
1920 * expr.c (emit_push_insn): Comment formatting.
1922 2005-08-30 Ian Lance Taylor <ian@airs.com>
1924 * config/i386/x-cygwin (host-cygwin): Change dependency from
1925 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1927 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1929 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1932 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1935 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1936 call to ggc_collect.
1938 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1941 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1942 beginning. Remove $(INCLUDES) from all the rules, if following
1943 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1945 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1948 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1949 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1950 not constant, but maxlen is, don't set len to maxlen, rather
1951 set maxlen to len if len is a constant.
1953 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1955 PR tree-optimization/23475
1956 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1959 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1961 Fix PR middle-end/22455
1963 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1964 Checksum only the parts of the tree that exist for the tree code.
1966 2005-08-28 Dale Johannesen <dalej@apple.com>
1968 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1970 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1972 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1974 2005-08-28 Richard Henderson <rth@redhat.com>
1976 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1977 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1980 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1983 * builtins.c (get_memory_rtx): Don't strip nops
1984 in between COMPONENT_REFs.
1986 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1989 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1991 (gimplify_modify_expr): Check for zero sized types and gimplify the
1992 rhs and lhs as statements.
1994 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1997 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1998 state for return address column of signal frames.
2000 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2003 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2004 bytes >= 2 not bytes == 2.
2005 (expand_block_move): Same.
2007 2005-08-27 Richard Guenther <rguenther@suse.de>
2010 * config/i386/sse.md (sse2_movsd): Add missing closing
2013 2005-08-27 Paul Brook <paul@codesourcery.com>
2015 * genrecog.c (enum decision_type): Add DT_num_insns.
2016 (struct decision_test): Add u.num_insns.
2017 (add_to_sequence): Add DT_num_insns test.
2018 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2019 (write_cond, debug_decision_2): Ditto.
2020 (change_state): Assume peep2_next_insn never fails.
2021 Remove "afterward" argument.
2022 (write afterward, write_tree): Update to match.
2023 * recog.c (peep2_current_count): New variable.
2024 (peep2_next_insn): Check it.
2025 (peephole2_optimize): Set peep2_current_count.
2026 * recog.h (peep2_current_count): Declare.
2028 2005-08-26 Josh Conner <jconner@apple.com>
2031 * ipa-pure-const.c (check_tree): Check for volatile-ness
2032 when considering a dereference.
2034 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2036 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2038 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2040 PR rtl-optimization/23561
2041 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2042 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2043 at most LEN bytes long memory fits into the field.
2044 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2045 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2046 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2048 2005-08-26 Richard Henderson <rth@redhat.com>
2051 * loop.c (biased_biv_may_wrap_p): New.
2052 (maybe_eliminate_biv_1): Use it to suppress non-equality
2053 comparison transformations. Delete disabled code.
2055 2005-08-26 Ian Lance Taylor <ian@airs.com>
2057 * combine.c (make_extraction): Avoid reference outside object.
2059 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2061 * stor-layout.c (finalize_type_size): Restore behaviour for
2062 non-aggregate types to the status quo ante of the patch for
2063 pr 23467. Document why it matters.
2065 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2068 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2069 array by one element, initialize the BT_LAST element with NULL.
2071 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2073 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2074 optimizing for size.
2076 (compare_plus_eqsi): Same.
2077 (plus_eqsi_compare): Same.
2078 (neg_eq0<mode>): Same.
2079 (neg_eq<mode>): Same.
2081 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2084 2005-08-26 Nick Clifton <nickc@redhat.com>
2086 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2087 TARGET_EP is not defined.
2088 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2089 TARGET_EP is enabled.
2090 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2091 * config/v850/v850.md (save_all_interrupt): Only use the EP
2092 register if TARGET_EP is defined.
2093 (restore_all_interrupt): Likewise.
2094 * config/v850/lib1funcs.asm: Update functions so that the EP
2095 register is only used if __EP__ is defined.
2097 2005-08-26 David Ung <davidu@mips.com>
2099 * config/mips/mips.c (mips_expand_prologue): Handle case when
2100 generating for MIPS16 and the outgoing argument area is more than
2101 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2104 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2106 * config/crx/crx.md: Make doloop_end pattern usage controllable
2107 via mloop-nesting=<max-nesting> command line switch. Make sure
2108 the combiner cannot use doloop_end_<mode> in an illegal way.
2109 * config/crx/crx.c: Use regs up to r6 for argument passing.
2110 Refine crx_address_cost (non cst4 displacements are expensive).
2111 * config/crx/crx.opt: Add switch for mloop-nesting=.
2113 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2115 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2116 (UNSPEC_MVST): New constant.
2118 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2120 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2121 Reject operands containing eliminable registers.
2122 * testsuite/gcc.dg/20050825-1.c: New testcase.
2124 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2125 Jan Hubicka <jh@suse.cz>
2127 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2129 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2131 PR tree-optimization/23546
2132 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2135 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2137 * params.def (PARAM_MIN_SPEC_PROB): New.
2138 * sched-rgn.c (MIN_PROBABILITY): Delete.
2139 (compute_trg_info): Convert to PARAM_VALUE.
2140 * doc/invoke.texi (param): Document min-spec-prob.
2142 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2144 * config/darwin.h: define __PIC__
2145 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2146 TARGET_OS_CPP_BUILTINS macro.
2148 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2150 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2153 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2155 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2157 * cfghooks.c (duplicate_block): Added position where to place
2158 new block as argument.
2159 * cfghooks.h (duplicate_block): Declaration changed.
2160 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2162 * cfglayout.h (copy_bbs): Declaration changed.
2163 * cfgloop.h (loop_version): Declaration changed.
2164 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2165 position to copy_bbs.
2166 (loop_version): Pass position to duplicate_loop_to_header_edge.
2167 Add place_after argument and position new blocks according to
2169 * modulo-sched.c (sms_schedule): Pass place_after argument
2171 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2172 * tree-cfg.c (split_edge_bb_loc): New function.
2173 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2174 to determine position of new blocks.
2175 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2177 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2178 argument to duplicate_block.
2179 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2180 Pass position to copy_bbs.
2182 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2184 * fold-const.c (ptr_difference_const): Use
2185 cst_and_fits_in_hwi instead of host_integerp.
2187 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2189 * config/darwin.c (gen_pic_offset): New.
2190 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2193 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2195 PR tree-optimization/23486
2196 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2198 2005-08-23 Phil Edwards <phil@codesourcery.com>
2200 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2201 remove use_collect2.
2202 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2204 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2205 configuration files to override the default value.
2207 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2208 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2209 * config/vx-common.h: New file, split out from...
2210 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2211 * config/vxworksae.h: New file, for VxWorks AE.
2212 * config/vxworks.opt: New file.
2213 * config/vxlib.c: Update for VxWorks 6.
2215 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2216 other MULTILIB_* variables appropriately.
2217 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2218 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2219 * config/rs6000/vxworks.h: Update for VxWorks 6.
2220 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2222 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2225 * config/darwin.c (machopic_select_section): Remove the hack to
2226 mark "::operator new" and "::operator delete" for coalescing
2227 even though they are not weak.
2229 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2231 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2232 * configure: Regenerate.
2234 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2237 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2239 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2240 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2243 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2245 * config/rs6000/predicates.md (equality_operator): New.
2246 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2247 comparison with a large constant.
2249 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2251 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2253 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2255 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2256 registers is even, and we have a hardware double precision fp,
2258 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2259 size of current argument when checking if argument was passed in
2262 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2265 * stor-layout.c (finalize_type_size): Dont override
2266 existing alignment with a smaller alignment from the mode.
2268 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2270 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2271 * lambda.h (lambda_vector_lexico_pos): ... here.
2272 * tree-data-ref.c (build_classic_dist_vector): Return false when
2273 the distance vector is lexicographically negative.
2275 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2277 PR tree-optimization/23511
2278 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2279 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2281 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2283 PR tree-optimization/22043
2284 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2285 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2286 If ALLOW_FLEXARR, handle types ending with flexible array member.
2287 Pass false as second argument to recursive count_type_elements calls.
2288 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2289 argument to count_type_elements call.
2290 * tree-sra.c (decide_block_copy): Likewise.
2291 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2292 for a constant-sized object, set cleared as well. Pass true as
2293 second argument to count_type_elements call.
2295 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2298 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2299 from legitimate_small_data_p, and make global. Update use.
2300 Remove forward declaration.
2301 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2303 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2305 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2307 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2308 of scratch intermediates.
2309 (eq<mode>_compare): Same.
2310 (neg_eq0<mode>): New.
2311 (neg_eq<mode>): Convert to define_insn_and_split.
2313 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2316 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2317 stdarg functions, set/clear the fp marker even when no variable
2319 * config/rs6000/sysv4.opt (mprototype): Describe.
2321 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2323 PR rtl-optimization/23478
2324 * regs.h (reg_info): Add throw_calls_crossed.
2325 (REG_N_THROWING_CALLS_CROSSED): Define.
2326 * flow.c (allocate_reg_life_data): Initialize
2327 REG_N_THROWING_CALLS_CROSSED.
2328 (propagate_one_insn, attempt_auto_inc): Update
2329 REG_N_THROWING_CALLS_CROSSED.
2330 * global.c (global_alloc): Don't allocate pseudos across
2331 calls that may throw.
2333 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2336 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2337 value is inbetween the range if we did not find an exact match.
2339 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2341 * doc/invoke.texi (Option Summary): Add ms1 options.
2342 * doc/extend.texi: Document interrupt handler attribute for ms1.
2343 * doc/md.texi: Document ms1 constraints.
2344 * config.gcc: Add ms1-*-elf.
2345 * config/ms1/ms1.h: New.
2346 * config/ms1/ms1.c: New.
2347 * config/ms1/ms1.md: New.
2348 * config/ms1/ms1-protos.h: New.
2349 * config/ms1/ABI.txt: New.
2350 * config/ms1/crti.asm: New.
2351 * config/ms1/crtn.asm: New.
2352 * config/ms1/lib2extra-funcs.c: New.
2353 * config/ms1/t-ms1: New.
2354 * config/ms1/ms1.opt: New.
2356 2005-08-22 Ira Rosen <irar@il.ibm.com>
2358 * config/rs6000/altivec.md (xorv4sf3): New.
2359 (negv4sf2, neg<mode>2): Likewise.
2361 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2364 * config/ia64/ia64.md (divsi3): Check divide by zero.
2365 (udivsi3): Likewise.
2367 (udivdi3): Likewise.
2369 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2371 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2372 up to elem_bitsize bits, not max_bitsize.
2374 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2376 PR tree-optimization/23433
2377 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2378 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2380 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2382 PR tree-optimization/23434
2383 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2384 the iteration bound is not an INTEGER_CST.
2386 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2388 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2389 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2390 NULL if need_epilog_adjust is false.
2391 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2392 Case 3 always peels first itration, not just for PLUS case, and no need
2393 to use scalar_initial_def here. Create an epilog adjustment only if
2394 scalar_initial_def is not NULL.
2396 (vectorizable_reduction): Remove assert.
2398 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2401 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2402 (__moddi3): Likewise.
2403 (__udivdi3): Likewise.
2404 (__umoddi3): Likewise.
2405 (__divsi3): Likewise.
2406 (__modsi3): Likewise.
2407 (__udivsi3): Likewise.
2408 (__umodsi3): Likewise.
2410 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2412 * tree-pass.h (TDF_GRAPH): Define.
2413 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2414 * passes.c (finish_optimization_passes): Only call
2415 finish_graph_dump_file if TDF_GRAPH is set.
2416 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2417 NULL. Set TDF_GRAPH bit.
2418 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2420 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2422 * arm.h (arm_stack_offsets): Add locals_base field.
2423 * arm.c (arm_get_frame_offsets): Compute it.
2424 (thumb_compute_initial_elimination offset): Make the Thumb frame
2425 pointer point to the base of the local variables.
2426 (thumb_expand_prologue): Update accordingly.
2427 (thumb_expand_epilogue): Likewise.
2429 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2430 mode of clobbered scratch to DImode. Handle a case that's known to
2433 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2435 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2436 (gt0<mode>_compare): Delete.
2437 (neg_gt0<mode>): Delete.
2439 2005-08-19 Eric Christopher <echristo@apple.com>
2441 * optabs.h: Change CTI_ to COI_.
2444 2005-08-19 James E Wilson <wilson@specifix.com>
2446 * builtins.c (expand_builtin_return_addr): Set
2447 current_function_accesses_prior_frames when count != 0. Use
2448 frame_pointer_rtx when count == 0.
2449 * function.h (struct function): Add accesses_prior_frames field.
2450 (current_function_accesses_prior_frames): Define.
2451 * reload1.c (init_elim_table): Check
2452 current_function_accesses_prior_frames.
2453 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2455 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2457 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2458 indicator. Return true if the flowgraph changed during
2461 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2464 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2465 conditional expression before testing its value.
2467 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2469 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2471 2005-08-19 Devang Patel <dpatel@apple.com>
2473 PR tree-optimization/23048
2474 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2475 third parameter. Check whether latch is dominated by exit
2477 (if_convertible_loop_p): Supply exit block itself to
2478 if_convertible_bb_p.
2480 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2483 * arm.md (arm_load_pic_register): Change argument to the mask of
2484 saved registers. Call thumb_find_work_register if we need a
2485 scratch register on Thumb.
2486 (arm_expand_prologue): Pass empty register set to
2487 arm_load_pic_register.
2488 (thumb_expand_prologue): Pass live_regs_mask directly to
2489 arm_load_pic_register.
2490 * arm-protos.h (arm_load_pic_register): Update prototype.
2492 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2494 * sh.c (find_sole_member): New function.
2495 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2496 if the record's alignment is larger than the size of its only member.
2498 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2501 * arm.c (thumb_legitimize_reload_address): New function.
2502 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2503 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2505 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2507 * config/crx/crx.c: Implement crx_decompose_address. Reject
2508 symbolic displacements since CRX register relative adressing
2509 mode can't handle unsigned 32-bit values as displacements.
2510 * config/crx/crx.h: Simplify definitions, remove redundant
2511 parenthesis and obsolete macros.
2512 * config/crx/crx.opt: Add new switch for debugging addresses.
2513 * config/crx/crx-protos.h: Add new declarations for above.
2515 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2518 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2521 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2523 * collect2.c (dup2): Delete.
2524 * configure.ac: Don't check for dup2.
2526 * config.in, configure: Regenerate.
2528 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2530 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2531 record with the type of its only member.
2533 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2535 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2536 define_insn_and_split.
2537 (plus_ltu<mode>_compare): Same.
2538 (gtu<mode>_compare): Same.
2539 (plus_gtu<mode>_compare): Same.
2541 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2543 PR tree-optimization/22228
2544 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2546 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2547 are recorded in vect_vnames_to_rename for renaming.
2548 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2549 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2550 in vect_vnames_to_rename.
2551 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2552 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2554 2005-08-18 Jan Hubicka <jh@suse.cz>
2557 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2558 info only for local statics, not for member variables.
2560 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2562 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2564 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2566 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2568 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2571 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2573 2005-08-17 James E Wilson <wilson@specifix.com>
2575 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2578 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2580 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2581 (leu<mode>_compare): Same.
2582 (plus_leu<mode>): Same.
2583 (neg_leu<mode>): Same.
2584 (and_neg_leu<mode): Same.
2585 (ltu<mode>_compare): Same.
2586 (plus_ltu<mode>): Same.
2588 (geu<mode>_compare): Same.
2589 (plus_geu<mode>): Same.
2590 (neg_geu<mode>): Same.
2591 (and_neg_geu<mode>): Same.
2592 (plus_gt<mode>): Same.
2593 (gtu<mode>_compare): Same.
2594 (plus_gtu<mode>): Same.
2596 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2598 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2599 Move call_table_data to end. Delete spurious .text.
2600 (callt_save_all_interrupt): Fix comment typo.
2602 2005-08-17 James E Wilson <wilson@specifix.com>
2603 Kevin Winchester <winchester@amirix.com>
2606 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2608 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2611 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2612 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2614 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2616 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2617 record with the type of its only member if the modes don't match.
2619 * varasm.c (decode_reg_name): Skip empty additional register names.
2621 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2623 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2624 lsm_tmp_name_length): New.
2625 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2626 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2628 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2629 Andreas Krebbel <krebbel1@de.ibm.com>
2631 * config.gcc: Added z9-109 switch.
2632 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2633 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2634 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2635 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2636 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2637 for "z9_109" cpu attribute.
2638 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2639 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2640 (s390_handle_arch_option): Added z9-109 switch.
2641 (override_options): Set respective cost function for z9-109.
2642 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2643 (legitimate_reload_constant_p): Accept extended immediates.
2644 (print_operand): Three new output modifiers added: k, m and o.
2645 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2646 (s390_output_mi_thunk): Use extended immediate when possible.
2647 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2648 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2649 (CONSTRAINT_LEN): Added length of O constraint.
2650 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2651 * config/s390/s390.md ("cpu"): New value z9_109 added.
2652 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2653 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2654 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2655 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2656 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2657 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2658 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2659 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2660 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2661 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2662 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2663 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2664 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2665 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2666 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2668 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2669 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2670 insns for TARGET_EXTIMM.
2672 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2674 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2676 2005-08-17 Nick Clifton <nickc@redhat.com>
2678 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2679 Call default_encode_section_info.
2681 2005-08-17 Steven Bosscher <stevenb@suse.de>
2683 PR tree-optimization/21574
2684 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2685 constant, return CONSTANT.
2686 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2687 (ccp_fold, visit_assignment): Likewise.
2688 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2690 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2692 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2693 fold_buildN instead of buildN then fold_initializer or fold.
2694 (build_unary_op): Likewise.
2695 (build_binary_op): Likewise.
2696 * fold-const.c (fold_initializer): Remove.
2697 (fold_build1_initializer): New function.
2698 (fold_build2_initializer): New function.
2699 (fold_build3_initializer): New function.
2700 * tree.h (fold_initializer): Remove.
2701 (fold_build1_initializer): New function.
2702 (fold_build2_initializer): New function.
2703 (fold_build3_initializer): New function.
2705 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2707 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2708 (try_move_mult_to_index): Call fold_build2 instead of build2.
2709 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2710 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2711 fold_binary_to_constant.
2712 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2714 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2715 check if A == gcd (A, B). Remove TYPE argument.
2716 (analyze_offset) Use fold_build2 instead of fold (build.
2717 (create_data_ref): Likewise.
2718 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2719 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2722 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2724 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2725 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2727 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2730 * gimplify.c (zero_sized_type): New function.
2731 (gimplify_modify_expr_rhs): If we have a zero sized type,
2732 replace the statement with an empty statement.
2734 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2736 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2739 2005-08-16 Ian Lance Taylor <ian@airs.com>
2741 * doc/tm.texi (Label Output): Correct typo.
2743 2005-08-16 Steven Bosscher <stevenb@suse.de>
2746 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2747 force_operand will work later on using have_insn_for.
2749 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2751 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2753 2005-08-16 Ian Lance Taylor <ian@airs.com>
2756 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2757 vector type, don't try to construct it element by element. Add an
2758 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2760 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2762 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2764 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2766 * doc/invoke.texi (Precompiled Headers): Document some more options
2767 which are known to be safe.
2769 2005-08-16 James E Wilson <wilson@specifix.com>
2771 PR tree-optimization/21105
2772 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2773 TREE_OVERFLOW check.
2775 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2777 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2778 (neg_ltu<mode>): Same.
2780 (neg_gtu<mode>): Same.
2782 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2784 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2785 (fold_builtin_isdigit): Use fold_buildN.
2786 (build_function_call_expr): Likewise.
2787 * c-typeck.c (c_finish_loop): Likewise.
2789 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2790 Richard Shann <rshann@superh.com>
2792 PR middle-end/20396:
2793 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2795 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2797 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2799 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2802 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2803 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2806 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2809 * fold-const.c (build_range_check): Disable optimization for function
2810 pointer expressions on targets that require function pointer
2813 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2815 * simplify-rtx.c (simplify_const_relational_operation): When
2816 extracting arguments of a COMPARE, recompute the mode as well.
2818 2005-08-15 Ian Lance Taylor <ian@airs.com>
2820 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2822 2005-08-15 DJ Delorie <dj@redhat.com>
2824 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2826 (movsi_splittable): Allow, but split, moves to the stack.
2827 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2830 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2832 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2833 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2834 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2836 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2837 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2838 Delete HOST_PTR_PRINTF.
2840 * configure, config.in: Regenerate.
2842 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2844 * config/rs6000/rs6000.md (QHSI): New mode macro.
2845 (wd): Extend mode attr for QImode and HImode
2846 (dbits): New mode attr.
2847 (zero_extend<mode>di2): Convert to mode macro.
2849 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2852 * doc/invoke.texi (-mgnu-ld): Update description.
2855 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2858 * Makefile.in (tree-chrec.o): Depends on real.h.
2859 * tree-chrec.c: Include real.h.
2860 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2861 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2862 * tree-scalar-evolution.c (add_to_evolution_1,
2863 interpret_rhs_modify_expr): Ditto.
2865 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2868 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2869 step is negative compute the estimation from init downwards to zero.
2871 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2873 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2875 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2877 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2879 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2880 Accept double-word constants that can be split.
2881 * config/s390/s390.md ("movti"): Use 'P' constraint.
2882 ("*movdi_31", "*movdf_31"): Likewise.
2884 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2886 Fix PR tree-optimization/22615
2888 * tree-ssa-structalias.c (solution_set_add): Handle
2889 first_vi_for_offset returning NULL.
2890 (do_da_constraint): Ditto.
2891 (do_sd_constraint): Ditto.
2892 (do_ds_constraint): Ditto
2893 (find_func_aliases): Ditto.
2894 (build_constraint_graph): RHS is allowed be ANYTHING.
2895 (first_vi_for_offset): Return NULL if we couldn't find anything at
2898 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2900 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2901 over memory as first operand.
2903 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2906 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2907 available for setting it.
2909 2005-08-14 Ira Rosen <irar@il.ibm.com>
2911 PR tree-optimization/23320
2912 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2913 data-refs' types instead of base object nullness. Add check for
2914 pointer type data-refs before first location comparison. Remove
2917 2005-08-14 Andreas Schwab <schwab@suse.de>
2919 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2921 2005-08-13 James E Wilson <wilson@specifix.com>
2923 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2924 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2925 -fstack-protector-all, --param ssp-buffer-size): Document.
2926 (-Wvariadic-macros): Alphabetize.
2927 (-fsched-stalled-insns-dep): Add missing 'f'.
2929 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2932 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2934 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2935 or indirect address operand.
2936 (EXTRA_ADDRESS_CONSTRAINT): New.
2937 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2939 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2941 PR tree-optimization/22236
2942 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2943 successors and predecessors.
2944 * tree-chrec.c (chrec_convert): Before converting, check that
2945 sequences don't wrap.
2946 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2947 (analyze_array): Extern.
2948 (find_data_references_in_loop): Remove call to
2949 compute_estimated_nb_iterations.
2950 * tree-data-ref.h (analyze_array): Declared.
2951 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2952 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2953 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2954 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2956 * tree-ssa-loop-ivcanon.c: Fix documentation.
2957 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2958 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2959 (infer_loop_bounds_from_undefined): New.
2960 (estimate_numbers_of_iterations_loop): Use
2961 infer_loop_bounds_from_undefined.
2962 (used_in_pointer_arithmetic_p): New.
2963 (scev_probably_wraps_p): Pass an extra parameter. Call
2964 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2965 (convert_step): Fix documentation.
2966 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2967 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2968 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2969 scev_probably_wraps_p.
2971 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2973 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2974 (s390_register_info): Ignore clobbered_regs information for fixed
2975 registers, and only fixed registers.
2976 (s390_init_frame_layout): Remove redundant call.
2978 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2980 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2981 description of -Wold-style-casts.
2983 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2984 Jakub Jelinek <jakub@redhat.com>
2986 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2987 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2988 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2989 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2990 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2991 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2992 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2993 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2994 ("stack_protect_set", "stack_protect_test"): New expanders.
2995 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2996 "stack_protect_testdi"): New insn definitions.
2998 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3000 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3002 2005-08-12 Paul Brook <paul@codesourcery.com>
3004 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3006 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3008 * config/s390/predicates.md (setmem_operand): New predicate.
3009 (shift_count_operand): Accept ANDs with special constants as
3011 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3012 with special constants.
3013 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3014 shift_count_operand with setmem_operand.
3016 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3018 * config/s390/s390.c (s390_extract_part, s390_single_part):
3020 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3021 (s390_output_mi_thunk): Don't use lg on 31 bit.
3022 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3023 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3025 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3027 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3028 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3029 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3030 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3031 with one of the new macros.
3033 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3035 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3036 Don't set save_return_addr_p.
3037 (s390_register_info): Make clobbered_regs not depending on
3040 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3042 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3043 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3045 2005-08-11 James E. Wilson <wilson@specifix.com>
3047 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3049 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3051 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3052 locations gathered by var-tracking in single entry loc_list
3053 over loc_descriptor_from_tree.
3055 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3056 pass it down to loc_descriptor.
3057 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3058 (containing_function_has_frame_base): Move earlier in the file.
3059 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3060 instead of always assuming fbreg can't be used.
3062 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3064 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3065 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3066 Accept address wrapped in AND for Altivec.
3067 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3068 Strip AND wrapping offset address for Altivec.
3070 2005-08-11 Richard Henderson <rth@redhat.com>
3073 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3074 before using TYPE_IS_SIZETYPE.
3076 2005-08-11 Richard Henderson <rth@redhat.com>
3079 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3080 insn types not present on ev4.
3081 (alphaev5_insn_pipe): Similarly.
3083 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3086 * arm.c (arm_override_options): If the user has selected callee-super-
3087 interworking, then enable normal interworking.
3089 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3091 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3094 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3096 * doc/rtl.texi: Fix two typos.
3098 2005-08-11 Richard Guenther <rguenther@suse.de>
3101 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3102 cases where we call to/from functions returning void.
3104 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3107 * tree.c (build_pointer_type_for_mode): Robustify.
3109 2005-08-10 James E Wilson <wilson@specifix.com>
3111 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3112 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3114 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3117 2005-08-10 Eric Christopher <echristo@apple.com>
3119 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3120 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3123 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3126 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3127 for the high part when generating dynamic-no-pic code.
3129 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3131 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3132 (x86_64-*-linux*): Likewise.
3134 * config/i386/crtfastmath.c: New file.
3135 * config/i386/t-crtfm: Likewise.
3137 * config/i386/linux.h (ENDFILE_SPEC): New.
3138 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3140 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3143 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3145 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3146 (vec_shl, vec_shr): Document new operations.
3147 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3149 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3151 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3152 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3153 change predicate to indexed_or_indirect_address.
3155 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3157 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3158 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3159 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3160 and __aeabi_uwrite8.
3161 * config/arm/unaligned-funcs.c: New file.
3162 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3164 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3166 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3168 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3169 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3171 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3172 * final.c (pass_shorten_branches): Add dump.
3173 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3174 (pass_life): Rename dump.
3175 (rest_of_handle_flow2): Remove initial verify_flow_info.
3176 * function.c (pass_instantiate_virtual_regs): Add dump.
3177 * integrate.c (pass_initial_value_sets): Add dump.
3178 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3179 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3180 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3181 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3182 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3183 gate_rtl_unrool_and_peel_loops): New.
3184 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3185 rtl_doloop): Do not look at flags.
3186 * mode-switching.c (pass_mode_switching): Add dump.
3187 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3188 pass_split_before_regstack): Add dump.
3189 * regmove.c (pass_stack_adjustments): Add dump.
3190 * tree-optimize.c (pass_fixup_cfg): Add dump.
3192 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3195 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3196 deciding which instruction sequence to use.
3198 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3200 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3201 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3203 2005-08-09 Richard Guenther <rguenther@suse.de>
3205 * c-common.c (builtin_function_2): Remove.
3206 (def_builtin_1): New function.
3207 (c_common_nodes_and_builtins): Use def_builtin_1 to
3208 build builtin functions.
3210 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3212 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3213 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3214 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3217 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3219 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3220 fold_binary instead of fold_build2 since we don't care about the
3222 (loop_niter_by_eval): Likewise.
3223 (compare_trees): Likewise.
3224 (proved_non_wrapping_p): Likewise.
3226 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3230 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3231 if the if is really empty.
3233 2005-08-09 Steven Bosscher <stevenb@suse.de>
3235 PR tree-optimization/23234
3236 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3237 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3238 argument of the new enum.
3239 (execute_cse_reciprocals): Add reciprocals for function arguments
3240 on the unique successor edge of the entry block. Update other calls
3241 to execute_cse_reciprocals_1.
3243 2005-08-08 Richard Henderson <rth@redhat.com>
3246 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3248 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3250 * expr.c (write_complex_part): Return after handling MEM.
3252 2005-08-08 Josh Conner <jconner@apple.com>
3254 PR rtl-optimization/23241
3255 * combine.c (simplify_comparison): Fix error in determining
3256 whether to lift a subreg from comparison.
3258 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3261 * config/rs6000/altivec.md (vec_init<mode>): New.
3262 (vec_set<mode>): New.
3263 (vec_extract<mode>): New.
3264 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3265 (rs6000_expand_vector_set): New.
3266 (rs6000_expand_vector_extract): New.
3267 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3268 for Altivec modes before reload.
3269 (altivec_expand_vec_init_builtin): New.
3270 (get_element_number): New.
3271 (altivec_expand_vec_set_builtin): New.
3272 (altivec_expand_vec_ext_builtin): New.
3273 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3275 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3277 * config/rs6000/rs6000.h (rs6000_builtins): Add
3278 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3279 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3280 * config/rs6000/rs6000-protos.h: Declare new functions.
3282 2005-08-08 Jan Hubicka <jh@suse.cz>
3284 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3285 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3286 * i386.md (movdi*): Use pic_32bit_operand.
3287 * predicates.md (pic_32bit_operand): New.
3289 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3292 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3294 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3296 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3297 (test_for_singularity): Use fold_build2.
3299 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3301 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3303 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3305 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3306 (COMMON_ASM_OP) Define.
3307 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3308 (ix86_encode_section_info): Likewise.
3309 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3310 SUBTARGET_ENCODE_SECTION_INFO.
3312 2005-08-06 Richard Henderson <rth@redhat.com>
3315 * tree-nested.c (convert_local_reference): Save and restore val_only
3316 around component_ref and friends. Clear walk_subtrees by default.
3318 2005-08-06 Peter O'Gorman <peter@pogma.com>
3321 * gcc.c (process_command): Check the argument to -b has a dash.
3322 * doc/invoke.texi: Update -b and -V docs.
3324 2005-08-06 James E Wilson <wilson@specifix.com>
3326 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3328 2005-08-06 Michael Matz <matz@suse.de>
3330 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3331 member only if only one insn is associated with the value.
3333 2005-08-06 Nick Clifton <nickc@redhat.com>
3335 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3337 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3338 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3339 Check symbol flags instead of symbol name mangling.
3340 (xstormy16_asm_output_aligned_common): Likewise. Also
3341 simplify code since the bss100_section cass is the only case
3342 where the below100 code will be triggered.
3343 (xstormy16_encode_section_info): Encode below100 attribute
3344 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3346 (xstormy16_strip_name_encoding): Delete - this function is no
3348 (TARGET_STRIP_NAME_ENCODING): Undefine.
3349 * config/stormy16/stormy16-protos.h: Delete prototype for
3350 xstormy16_strip_name_encoding.
3352 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3354 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3355 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3356 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3357 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3358 config/alpha/predicates.md, config/arc/arc.h,
3359 config/arm/arm.h, config/arm/ieee754-df.S,
3360 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3361 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3362 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3363 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3364 config/m68hc11/m68hc11.h, config/mips/mips.c,
3365 config/mips/mips.h, config/mips/openbsd.h,
3366 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3367 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3368 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3369 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3370 config/sparc/linux.h, config/sparc/linux64.h,
3371 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3372 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3373 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3374 typos. Follow spelling conventions.
3376 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3379 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3380 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3381 specially. Check for side effects only for COND_EXPR.
3382 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3383 return with TREE_NO_WARNING.
3385 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3387 PR rtl-optimization/23233
3388 * loop.c (combine_movables): Require the modes to be the same.
3389 (move_movables): Remove handling of cases where the replacement
3390 had a different mode to the original.
3392 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3394 PR tree-optimization/23128
3395 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3396 subtraction wrap, and set TREE_OVERFLOW if they do.
3398 2005-08-05 Richard Henderson <rth@redhat.com>
3401 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3402 FORCED_LABEL labels.
3404 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3407 * reload.c (find_reloads_subreg_address): Pass down TYPE
3408 unchanged. Change all callers except find_reloads_toplev.
3410 2005-08-05 Michael Matz <matz@suse.de>
3412 * genattrtab.c (current_alternative_string): Remove.
3413 (SIMPLIFY_ALTERNATIVE): Ditto.
3414 (attr_alt_bit_p): Ditto.
3415 (alternative_name): Make const char *.
3416 (evaluate_eq_attr): Remove use of above things.
3417 (simplify_test_exp): Ditto.
3418 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3419 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3421 2005-08-04 James E Wilson <wilson@specifix.com>
3423 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3424 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3425 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3426 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3427 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3429 2005-08-04 Richard Henderson <rth@redhat.com>
3432 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3433 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3434 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3435 if we'd have to instantiate too many members.
3437 2005-08-04 Richard Henderson <rth@redhat.com>
3440 * tree-outof-ssa.c (coalesce_asm_operands): New.
3441 (coalesce_ssa_name): Use it. Split out ...
3442 (coalesce_phi_operands, coalesce_result_decls): ... these.
3444 2005-08-04 Paul Brook <paul@codesourcery.com>
3446 * read-rtl.c (read_quoted_string): Break if EOF.
3448 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3450 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3451 (fold_build2): Likewise.
3452 (fold_build3): Likewise.
3453 (fold_build1_stat): New function prototype.
3454 (fold_build2_stat): Likewise.
3455 (fold_build3_stat): Likewise.
3456 * fold-const.c (fold_build1): Rename to ..
3457 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3458 through to build1_stat.
3459 (fold_build2): Rename to ..
3460 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3461 through to build2_stat.
3462 (fold_build3): Rename to ..
3463 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3464 through to build3_stat.
3466 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3467 Ian Lance Taylor <ian@airs.com>
3469 * function.c (assign_stack_local_1): Do not correct stack slot
3470 address if allocation size is smaller than mode size.
3472 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3475 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3476 (tree_merge_blocks): Propagate anything allowed by
3478 Clarify documentation.
3479 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3480 SSA form, schedule an update if necessary.
3482 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3484 * doc/install.texi (Binaries): Remove broken link to
3485 Sinix/Reliant Unix binaries.
3487 2005-08-03 Richard Henderson <rth@redhat.com>
3490 * function.c (stack_protect_epilogue): Export.
3491 * tree.h (stack_protect_epilogue): Declare.
3492 * calls.c (expand_call): Call it.
3494 2005-08-03 Eric Christopher <echristo@apple.com>
3496 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3497 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3500 2005-08-04 Jan Hubicka <jh@suse.cz>
3502 * profile.c (branch_prob): Split edges with goto locus on them
3503 to get proper line counts.
3504 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3506 2005-08-03 Paul Brook <paul@codesourcery.com>
3508 * function.c (assign_parms): Round current_function_args_size
3509 to PARM_BOUNDARY, not STACK_BOUNDARY.
3511 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3513 * config/i386/i386.c (x86_elf_aligned_common)
3514 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3516 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3518 PR tree-optimization/23157
3519 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3520 before emitting them.
3522 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3524 PR tree-optimization/19899
3525 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3526 * tree-scalar-evolution.c: Include real.h.
3527 (add_to_evolution): Build constant -1 of correct type.
3529 2005-08-03 Jan Hubicka <jh@suse.cz>
3531 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3532 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3533 profile updating for complette unrolling.
3534 * loop-unroll.c (peel_loop_completely): Use it.
3535 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3536 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3539 2005-08-03 Paul Brook <paul@codesourcery.com>
3541 * combine.c (can_change_dest_mode): New function.
3542 (try_combine, simplify_set): Use it.
3544 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3546 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3549 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3551 * doc/install.texi (Specific): Adjust link to openavr.org.
3552 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3553 (Binaries): Adjust HP-UX Porting Center link.
3554 (Binaries): Adjust Free Software Foundation ordering link.
3556 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3558 * convert.c (convert_to_integer): Use fold_build1 instead of
3559 build1 when converting an integer to an integer.
3561 2005-08-02 Richard Henderson <rth@redhat.com>
3563 * combine.c (combine_instructions): Don't use reg_equal/equiv
3564 results if the mode doesn't match.
3566 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3568 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3569 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3571 2005-08-02 Richard Henderson <rth@redhat.com>
3574 * explow.c (memory_address): Remove special-case for
3575 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3577 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3580 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3581 number of calls to cleanup_tree_cfg_1.
3583 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3585 * doc/invoke.texi: document file extensions .F90 and .F95
3587 2005-08-02 Richard Guenther <rguenther@suse.de>
3589 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3590 positive if its first argument is positive.
3592 2005-08-02 Richard Guenther <rguenther@suse.de>
3594 PR tree-optimization/23177
3595 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3598 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3600 PR tree-optimization/23129
3601 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3602 varying for divisions with anti-ranges.
3604 2005-08-02 Jan Hubicka <jh@suse.cz>
3606 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3607 * tree-ssa-threadupdate.c (thread_block): Add it here.
3609 2005-08-01 James E Wilson <wilson@specifix.com>
3611 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3612 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3613 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3615 * config/mips/predicates.md (const_call_insn_operand): Add check for
3616 SYMBOL_REF_LONG_CALL_P.
3617 * doc/extend.texi (long_call): Document the new attribute.
3619 2005-08-01 Ian Lance Taylor <ian@airs.com>
3620 Richard Henderson <rth@redhat.com>
3622 * Makefile.in (RTL_BASE_H): Add real.h.
3623 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3625 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3627 * rtl.c (rtl_check_failed_code_mode): New.
3628 * rtl.h (struct rtx_def): Add u.rv.
3629 (XCMWINT, XCNMPRV): New.
3630 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3631 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3633 2005-08-01 Richard Henderson <rth@redhat.com>
3635 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3636 with auto-inc codes.
3638 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3640 2005-08-01 Jan Hubicka <jh@suse.cz>
3642 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3643 * i386.c: Include dwarf2.h
3644 (asm_preferred_eh_data_format): New.
3645 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3647 2005-08-01 Ian Lance Taylor <ian@airs.com>
3649 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3650 randomize_va_space for virtual address randomization control.
3652 2005-08-01 Steven Bosscher <stevenb@suse.de>
3654 * common.opt (flag_ipa_cp): Put in right place to maintain
3657 2005-08-01 Jan Hubicka <jh@suse.cz>
3659 * profile.c (compute_value_histograms): Fix thinko.
3660 * value-prof.c: Include toplev.h
3661 (check_counter): New function.
3662 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3663 tree_mod_subtract_transform): Add sanity check.
3665 2005-08-01 Richard Guenther <rguenther@suse.de>
3667 PR tree-optimization/23133
3668 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3669 current functions parameter decls to find defs to cse
3672 2005-08-01 Richard Guenther <rguenther@suse.de>
3674 PR tree-optimization/23109
3675 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3676 If trapping math is in effect, use post-dominator information
3677 to check if we'd in any case reach a trapping point before
3678 doing the reciprocal insertion.
3679 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3680 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3681 expressions are invariant only if trapping math is not in effect.
3683 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3685 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3686 cgraph_function_versioning): New declarations.
3687 * cgraphunit.c: Add include to ipa-prop.h.
3688 (update_call_expr, cgraph_copy_node_for_versioning,
3689 cgraph_function_versioning): New functions.
3690 * integrate.c (copy_decl_for_inlining): Remove.
3691 * ipa-prop.h (ipa_replace_map): New struct.
3692 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3693 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3694 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3695 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3696 ipcp_iterate_stage, ipcp_method_scale_print,
3697 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3698 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3699 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3700 ipcp_update_bb_counts, ipcp_update_profiling,
3701 ipcp_update_edges_counts): New functions.
3702 (ipcp_method_cval_init): Remove restriction regarding local methods.
3703 (ipcp_init_stage): Add ipcp_method_compute_scale.
3704 (ipcp_insert_stage): Add versioning.
3705 (ipcp_structures_print): Add ipcp_method_scale_print.
3706 (ipcp_driver): Dump profiling info.
3707 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3708 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3709 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3710 (struct inline_data): Add versioning_p, ipa_info, new fields.
3711 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3712 declare_return_variable): Replace calls to copy_decl_for_inlining with
3714 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3716 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3717 Add argument VERSIONING.
3718 (copy_arguments_for_versioning, copy_static_chain,
3719 function_versionable_p, tree_versionable_function_p,
3720 tree_function_versioning, replace_ref_tree): New functions.
3721 * tree-inline.h: Include varray.h.
3722 (tree_versionable_function_p, tree_function_versioning,
3723 tree copy_decl_for_dup): New declarations.
3725 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3727 * ipa-cp.c: New file. Contains IPCP specific functionality.
3728 * ipa-prop.h: New file. Contains structures/definitions that can be
3729 used by several interprocedural data flow optimizations (and also IPCP).
3730 * ipa-prop.c: New file.
3731 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3732 * common.opt: Add ipa-cp flag.
3733 * timevar.def: Add IPCP optimization.
3734 * tree-optimize.c (init_tree_optimization_passes): Schedule
3736 * tree-pass.h (pass_ipa_cp): Declare.
3738 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3740 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3741 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3742 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3743 config/i386/i386.c, config/mips/mips.h,
3744 config/rs6000/rs6000.h, config/sh/sh.c,
3745 config/stormy16/stormy16.c: Fix comment typos.
3747 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3750 * c-typeck.c (build_binary_op): Use common_type wrapper on
3752 (common_type): Update comment.
3754 2005-07-31 Steven Bosscher <stevenb@suse.de>
3757 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3758 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3759 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3761 2005-07-31 Jan Hubicka <jh@suse.cz>
3763 * pretty-print.h (pp_widest_integer): New macro.
3764 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3767 2005-07-31 Jan Hubicka <jh@suse.cz>
3769 * output.h (enum section_category): Export from varasm.c
3770 (categorize_decl_for_section): Likewise.
3771 * varasm.c (enum section_category): Kill.
3772 (categorize_decl_for_section): Make global.
3773 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3775 * i386.c (ix86_section_threshold): New static variable.
3776 (ix86_in_large_data_p, ix86_encode_section_info,
3777 x86_64_elf_unique_section,
3778 x86_64_elf_select_section): New functions.
3779 (TARGET_ENCODE_SECTION_INFO): Define
3780 (override_options): Enable medium model for PIC.
3781 (ix86_expand_prologue): Expand gen_set_got_rex64.
3782 (legitimate_constant_p): Handle new UNSPECs.
3783 (legitimate_pic_address_disp_p): Likewise.
3784 (legitimize_pic_address): Lower MEDIUM model addressing.
3785 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3786 (enum cmodel): Add MEDIUM_PIC.
3787 (SYMBOL_REF_FAR_ADDR_P): New macro.
3788 (SYMBOL_FLAG_FAR_ADDR): New flag.
3789 * i386.md (movdi): Support medium model.
3790 (set_got_rex64): New pattern.
3791 * i386.opt (mlarge-data-threshold): New flag.
3792 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3793 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3794 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3795 TARGET_ASM_UNIQUE_SECTION): New.
3797 * invoke.texi (-mlarge_data_threshold): Document
3799 2005-07-31 Jan Hubicka <jh@suse.cz>
3801 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3802 (coalesce_vars): Likewise.
3803 * tree-ssa-live.c (coalesce_cost): New.
3804 (build_tree_conflict_graph): Use coalesce_cost.
3805 * tree-ssa-live.h (coalesce_cost): Declare.
3807 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3809 * arm.md (all peepholes for post-increment operations): Delete.
3810 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3811 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3812 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3813 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3814 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3816 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3818 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3821 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3824 * doc/invoke.texi: Document -rdynamic.
3826 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3829 * c-parser.c (c_parser_parms_list_declarator): Call
3830 mark_forward_parm_decls.
3831 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3832 decls with visibility structure.
3834 2005-07-30 Paul Brook <paul@codesourcery.com>
3836 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3838 2005-07-30 Paul Brook <paul@codesourcery.com>
3840 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3842 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3844 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3846 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3849 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3850 nested function declarators.
3851 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3852 (grokparms): Call warn_if_shadowing for parameters used within the
3854 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3855 not used within the parameter list.
3856 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3858 2005-07-30 Jan Hubicka <jh@suse.cz>
3860 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3861 * i386.c (ix86_fixup_binary_operands): Likewise.
3862 (ix86_expand_unary_operator): Likewise.
3863 (ix86_expand_fp_absneg_operator): Likewise.
3864 * optabs.c (expand_vec_cond_expr): Validate dest.
3866 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3869 * real.c (real_from_string): Also set last bit if there is a
3870 nonzero hex digit beyond GCC's internal precision after ".".
3872 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3874 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3875 define_constants. Change duplicate values to unassigned numbers.
3876 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3877 (*altivec_vspltsf): New.
3878 (altivec_vperm_v4sf): Delete.
3879 (altivec_vperm_<mode>): Use mode macro V.
3880 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3881 (altivec_predicate_v4sf): Delete.
3882 (altivec_predicate_<mode>): Use mode macro V.
3883 (*altivec_lvesfx): New.
3884 (*altivec_stvesfx): New.
3885 (vec_realign_load_v4sf): Delete.
3886 (vec_realign_load_<mode>): Use mode macro V.
3887 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3890 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3893 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3895 * configure: Regenerated.
3897 2005-07-29 Paul Brook <paul@codesourcery.com>
3899 * doc/install.texi: Add link to GFortran binaries wiki page.
3901 2005-07-29 David Ung <davidu@mips.com>
3903 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3904 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3905 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3906 * config/mips/mips.md (cpu): Add 5kf name.
3907 (includes): Includes 5k.md.
3908 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3909 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3912 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3915 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3916 (cleanup_tree_cfg): ... here.
3917 Call cleanup_tree_cfg_1 until there are no more cleanups to
3920 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3922 * tree-vrp.c (compare_range_with_value): Return true or false
3923 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3924 EQ_EXPR respectively.
3926 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3928 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3931 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3933 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3934 (tree_ssa_dominator_optimize): Increment it.
3935 (dump_dominator_optimization_stats): Print it.
3937 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3938 Steven Bosscher <stevenb@suse.de>
3940 PR rtl-optimization/23117
3941 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3942 when head == tail. Tidy comment.
3944 2005-07-28 Richard Henderson <rth@redhat.com>
3946 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3947 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3948 * jump.c (rtx_renumbered_equal_p): Likewise.
3949 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3950 CONST_INT and CONST_DOUBLE.
3951 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3952 * reload.c (operands_match_p): Special case CONST_INT and
3953 CONST_DOUBLE; check mode earlier.
3955 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3958 * c-typeck.c (convert_for_assignment): Do not check
3959 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3961 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3964 * c-typeck.c (composite_type): Prefer constant size arrays to
3967 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3970 * real.c (real_from_string): Set last bit if there is a nonzero
3971 hex digit beyond GCC's internal precision.
3973 2005-07-28 Richard Henderson <rth@redhat.com>
3976 * cfgcleanup.c (try_forward_edges): Watch out for end of
3979 2005-07-28 James E Wilson <wilson@specifixinc.com>
3982 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3984 2005-07-28 Jan Hubicka <jh@suse.cz>
3986 * Makefile.in (rtl-profile.o): Kill all traces of it.
3987 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3988 * coverage.h (rtl_coverage_counter_ref): Kill.
3989 * opts.c (flag_speculative_prefetching_set): Kill.
3990 (flag_loop_optimize_set): New.
3991 (common_handle_option): Disable loop optimizer when profiling;
3992 do not handle speculative prefetching.
3993 * passes.c (init_optimization_passes): Replace pass_profiling combo
3994 by branch_prob pass.
3995 * profile.c (compute_value_histograms): Update for simplified value
3997 (rtl_register_profile_hooks): Kill.
3998 (pass_profiling): Kill.
3999 (rest_of_handle_branch_prob): Do not profile.
4000 * toplev.c (process_options): Remove speculative prefetching.
4001 * toplev.h (flag_tree_based_profiling): Kill.
4002 * tree-profile.c (prepare_instrumented_value,
4003 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4004 tree_gen_one_value_profiler, do_tree_profiling): Update for
4005 simplified datastructures.
4006 * value-prof.c: Add comment that speculative prefetching was dropped;
4007 update rest of file for simplified datastructures.
4008 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4009 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4010 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4011 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4012 rtl_mod_subtract, gen_speculative_prefetch,
4013 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4014 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4015 (gate_handle_value_profile_transformations,
4016 rest_of_handle_value_profile_transformations,
4017 pass_value_profile_transformations): Kill.
4018 * value-prof.h (histogram_value_t): Remove IL based unions.
4019 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4020 rtl_profile_hooks): Remove hooks.
4022 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4024 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4025 (cgraph_clone_node): Likewise.
4026 * cgraph.h (cgraph_clone_edge): Update prototype.
4027 (cgraph_clone_node): Likewise.
4028 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4030 (lookup_recursive_calls): Consider profile.
4031 (cgraph_decide_recursive_inlining): Fix updating; use new
4032 probability argument; use profile.
4033 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4034 * tree-inline.c (copy_bb): Update clal of clone_edge.
4035 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4037 * invoke.texi (min-inline-recursive-probability): Document.
4039 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4041 * doc/install.texi (Configuration): Update Valgrind homepage.
4043 2005-07-28 Richard Henderson <rth@redhat.com>
4046 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4047 labels we want to delete.
4048 (cfg_layout_merge_blocks): Likewise.
4050 2005-07-28 Richard Henderson <rth@redhat.com>
4053 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4054 when expanding to nothing.
4056 2005-07-28 Josh Conner <jconner@apple.com>
4058 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4059 (cgraph_decide_inlining_of_small_functions): Likewise.
4061 2005-07-28 Josh Conner <jconner@apple.com>
4063 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4064 direction of badness if negative.
4065 (cgraph_default_inline_p): Add reason to parameters, and assign it
4067 (cgraph_decide_inlining_of_small_functions): New parameter in call
4068 to cgraph_default_inline_p.
4069 (cgraph_decide_inlining_incrementally): Likewise.
4070 * cgraphunit.c (decide_is_function_needed): Likewise.
4071 * cgraph.h (cgraph_default_inline_p): Likewise.
4073 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4075 * builtins.c: Fix comment typo(s).
4076 * genautomata.c: Likewise.
4077 * gimplify.c: Likewise.
4078 * tree-dfa.c: Likewise.
4079 * tree-flow-inline.h: Likewise.
4080 * tree-into-ssa.c: Likewise.
4081 * tree-ssa-alias.c: Likewise.
4082 * tree-ssa-ccp.c: Likewise.
4083 * tree-ssa-copy.c: Likewise.
4084 * tree-ssa-dce.c: Likewise.
4085 * tree-ssa-dom.c: Likewise.
4086 * tree-ssa-operands.c: Likewise.
4087 * tree-tailcall.c: Likewise.
4088 * tree-vectorizer.c: Likewise.
4089 * tree-vrp.c: Likewise.
4092 2005-07-28 Jeff Law <law@redhat.com>
4094 * tree-vrp.c (test_for_singularity): Extracted from ...
4095 (simplify_cond_using_ranges): Attempt to simplify a relational
4096 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4098 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4100 PR tree-optimization/22506
4101 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4102 phis whose argument is constant.
4104 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4106 PR rtl-optimization/18992
4107 Back out this patch:
4108 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4109 PR optimization/12142
4110 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4111 uses of the register in the SET_SRC. Remove unnecessary argument.
4113 Replace it with this:
4114 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4115 if flag_non_call_exceptions is set and the insn may trap, pass
4116 pc_rtx as dest for recursion.
4117 In SET_SRC part of SET case, if dest is already set, pass it down
4120 2005-07-28 Jan Hubicka <jh@suse.cz>
4122 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4123 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4124 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4126 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4127 profile when available.
4129 2005-07-28 Jan Beulich <jbeulich@novell.com>
4131 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4132 (ia64_print_operand): Describe and handle 'X'.
4133 (ia64_register_move_cost): Also handle FP_REGS.
4134 (ia64_preferred_reload_class): Likewise.
4135 (ia64_secondary_reload_class): Likewise.
4136 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4137 it. Also check for ITANIUM_CLASS_FLDP.
4138 * config/ia64/ia64.h (FP_REGNO_P): New.
4139 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4140 (reg_class): Add FP_REGS.
4141 (REG_CLASS_NAMES): Adjust for it.
4142 (REG_CLASS_CONTENTS): Likewise.
4143 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4144 (REG_CLASS_FROM_LETTER): Handle 'x'.
4145 (CLASS_MAX_NREGS): Handle FP_REGS.
4146 (MEMORY_MOVE_COST): Likewise.
4147 * config/ia64/ia64.md (itanium_class): Add fldp.
4148 (type): Handle fldp.
4149 (movti_internal): More allowable operand combinations. Use ldfp8 when
4150 splitting unnecessary. Remove predicable attribute. Adjust
4151 itanium_class attribute.
4152 (smuldi3_highpart): Remove outdated comment.
4153 (mulditi3, umulditi3, rotlti3): New expanders.
4154 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4155 (absti2): Disabled new insn for future reference.
4156 Respective new splitters.
4157 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4158 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4159 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4161 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4163 PR rtl-optimization/23047
4164 * simplify-rtx.c (simplify_const_relational_operation): Respect
4165 flag_wrapv for comparisons with ABS.
4167 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4169 PR tree-optimization/22493
4170 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4171 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4173 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4175 * config/frv/frv.opt (moptimize-membar): New.
4177 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4179 * config/frv/frv.h: Remove machine_function definition.
4181 * config/frv/frv.c (struct frv_io): New.
4182 (struct machine_function): Moved from frv.h. Add has_membar_p.
4183 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4184 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4185 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4186 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4187 (frv_reorg): Call frv_optimize_membar when appropriate.
4188 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4189 (frv_expand_builtin): Adjust calls accordingly.
4190 (frv_io_address_cookie): New function.
4191 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4192 load or store rather than a special insn. Add ccnstant address and
4193 io-type operands to the membar.
4194 (frv_ifcvt_modify_tests): Unsign regno.
4195 (frv_ifcvt_modify_tests): Same.
4197 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4198 UNSPEC_OPTIONAL_MEMBAR constant.
4199 (builtin_read_<mode>): Delete.
4200 (builtin_write_<mode>): Delete.
4201 ("optional_membar_<mode>"): Add operand.
4203 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4204 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4205 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4206 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4207 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4208 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4209 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4210 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4211 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4213 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4215 * df.c (df_uses_record): Handle SCRATCH.
4217 2005-07-28 Steven Bosscher <stevenb@suse.de>
4220 * passes.c (rest_of_decl_compilation): If decl is a type and
4221 we have encountered errors, don't emit debug information.
4223 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4225 * params.def: Fixed comment.
4227 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4230 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4231 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4232 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4234 2005-07-27 Steven Bosscher <stevenb@suse.de>
4237 * varasm.c (assemble_start_function): Don't do anything that may
4238 require a CFG if the current function is a thunk.
4240 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4242 * doc/install.texi (Prerequisites): Mention that perl is needed
4243 to do export control in libstdc++ targetting Darwin.
4245 2005-07-27 Steven Bosscher <stevenb@suse.de>
4247 PR rtl-optimization/17808
4248 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4249 (sched_insns_conditions_mutex_p): Split out from...
4250 (add_dependence): ...here. But don't call it from here.
4251 (add_dependence_list): Check sched_insns_conditions_mutex_p
4252 before calling add_dependence.
4253 (add_dependence_list_and_free): Likewise.
4254 (fixup_sched_groups): Likewise.
4255 (sched_analyze_1): Likewise.
4256 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4257 (sched_analyze): Likewise.
4258 (sched_analyze_insn): Likewise.
4259 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4260 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4261 dependencies on all COND_EXEC insns to jumps ending basic blocks
4262 when doing intrablock scheduling.
4263 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4265 2005-07-27 Jeff Law <law@redhat.com>
4267 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4268 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4269 equivalency sets, correctly handle the case were vr0 has an
4270 equivalency set, but vr1 does not.
4272 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4274 PR tree-optimization/23073
4275 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4276 vect_print_dump_info before fprintf.
4278 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4280 PR tree-optimize/22348
4281 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4282 Fold the partial computation.
4284 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4286 PR tree-optimization/22325
4287 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4289 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4291 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4292 (force_var_cost): ... this function.
4293 (compute_phi_arg_on_exit): Export.
4295 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4297 PR tree-optimization/20773
4298 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4301 2005-07-27 Richard Guenther <rguenther@suse.de>
4303 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4304 Avoid pushing again if current struct contains only
4305 fields we decomposed.
4307 2005-07-27 Jan Hubicka <jh@suse.cz>
4309 PR tree-optimization/22574
4310 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4313 * tree-tailcall.c (decrease_profile): New function.
4314 (eliminate_tail_call): Use it.
4316 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4317 visibility flags correctly in whole program mode.
4319 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4321 PR rtl-optimization/22472
4322 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4324 2005-07-26 Steven Bosscher <stevenb@suse.de>
4326 PR tree-optimization/22504
4327 * tree-complex.c (expand_complex_addition): Use 'code' instead
4328 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4330 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4332 * config.gcc (cpu_type): Add frv case.
4333 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4334 (supported_defaults): Add fr550 case.
4336 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4339 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4340 whether a pointer of type T * may point to objects of type T *.
4342 2005-07-26 DJ Delorie <dj@redhat.com>
4344 * configure: Regenerate.
4346 2005-07-26 Dale Johannesen <dalej@apple.com>
4348 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4350 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4352 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4353 Clarify use of "build" in name.
4355 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4357 * doc/extend.texi (Raw read/write Functions): New section.
4358 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4359 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4360 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4361 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4362 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4363 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4364 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4365 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4366 * config/frv/frv.c: Add bdesc_loads global.
4367 Add bdesc_stores global.
4368 (frv_init_builtins): Add support for __builtin_{read/write}*.
4369 (frv_volatile_memref): New.
4370 (frv_expand_load_builtin): New.
4371 (frv_expand_store_builtin): New.
4372 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4373 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4374 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4375 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4376 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4377 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4378 (builtin_read_<mode>): New.
4379 (builtin_write_<mode>): New.
4380 (builtin_write64): New.
4381 (optional_membar_<mode>): New.
4383 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4385 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4386 (rather than units) against HOST_BITS_PER_WIDE_INT.
4388 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4390 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4391 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4392 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4393 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4396 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4397 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4398 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4400 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4402 2005-07-26 Richard Guenther <rguenther@suse.de>
4404 PR tree-optimization/22486
4405 * fold-const.c (fold_unary): Fold away useless component
4406 references of the form (T *)&T.x, if the address
4409 2005-07-25 James E Wilson <wilson@specifixinc.com>
4411 * dwarf2out.c (add_call_src_coords_attributes): New.
4412 (gen_inlined_subroutine_die): Call it.
4413 (maybe_emit_file, init_file_table): Add comments.
4414 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4416 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4417 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4418 * tree.h (BLOCK_SOURCE_LOCATION): New.
4419 (struct tree_block): New field locus.
4421 2005-07-26 Andreas Schwab <schwab@suse.de>
4423 PR rtl-optimization/23043
4424 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4425 when allocating a struct unoccr.
4427 2005-07-25 Richard Henderson <rth@redhat.com>
4430 * tree-complex.c (gate_no_optimization): True if errors.
4431 * Makefile.in (tree-complex.o): Update dependencies.
4433 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4435 * config/frv/predicates.md (integer_register_operand): Use
4438 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4441 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4443 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4445 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4447 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4448 types when flag_unsafe_math_optimizations is true.
4450 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4452 * gcc.c (option_map): Add --sysroot.
4453 (process_command): Handle --sysroot.
4454 (display_help): Document it.
4455 * doc/cppopts.tex (-isysroot): Document.
4456 * doc/invoke.texi (--sysroot): Document.
4457 * doc/install.texi (--with-build-sysroot): Document.
4459 * Makefile.in (inhibit_libc): New variable.
4460 (INHIBIT_LIBC_CFLAGS): Likewise.
4461 (LIBGCC2_CFLAGS): Include
4462 $(INHIBIT_LIBC_CFLAGS).
4463 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4464 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4465 ($(T)crtend.o): Likewise.
4466 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4467 ($(T)crtendS.o): Likewise.
4468 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4469 ($(T)crtendT.o): Likewise.
4470 (stmp-fixinc): Do not complain about missing headers if
4472 * configure.ac (inhibit_libc): Set it to true/false.
4473 (--with-build-sysroot): New option. Use it to set
4475 * configure: Regenerated.
4477 2005-07-25 Manfred Hollstein <mh@suse.com>
4479 * calls.c (store_one_arg): Fix unsigned comparison warning.
4481 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4484 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4485 (ggc_print_statistics): Initialize variable before use.
4487 2005-07-25 Richard Guenther <rguenther@suse.de>
4489 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4490 calling with a PHI_NODE argument.
4492 * tree-flow-inline.h (overlap_subvar): Protect against
4495 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4497 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4498 * configure: Regenerate.
4500 2005-07-25 Ira Rosen <irar@il.ibm.com>
4502 * expr.c (highest_pow2_factor): Make extern.
4503 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4504 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4505 record_array_differ_p, array_ptr_differ_p): Likewise.
4506 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4507 additional cases. Call the above functions.
4508 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4509 base_object_differ_p when there are two base objects. Otherwise, compare
4510 base address and offset. Call may_alias_p.
4511 (dump_data_reference): Use a correct field name.
4512 (analyze_array): Make static. Initialize new data-ref fields.
4513 (analyze_indirect_ref): New function.
4514 (init_data_ref): Initialize new data-ref fields.
4515 (strip_conversion): Moved from tree-vect-analyze.c.
4516 (analyze_offset_expr, get_ptr_offset, address_analysis,
4517 object_analysis): Likewise.
4518 (analyze_offset): New function.
4519 (create_data_ref): Likewise.
4520 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4521 dimensions for ARRAY_REFs only.
4522 (build_classic_dist_vector): Make static.
4523 (access_functions_are_affine_or_constant_p): Call macro to get the
4524 address of access functions.
4525 (compute_all_dependences): Add new parameter
4526 compute_self_and_read_read_dependences. Compute self and read-read
4527 dependences if it is true.
4528 (find_data_references_in_loop): Call create_data_ref. Initialize new
4530 (compute_data_dependences_for_loop): Add new parameter
4531 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4532 compute nb_loops. Call compute_all_dependences,
4533 build_classic_dist_vector and build_classic_dir_vector with correct
4535 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4536 with correct parameters. Compare dimensions for ARRAY_REFs only.
4537 (free_data_refs): Call macro to free access functions.
4538 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4539 fields from stmt_vinfo.
4540 (struct base_object_info): New structure.
4541 (struct data_reference): Move fields to base_object_info. Add fields
4542 first_location and object_info for above structures. Move fields from
4543 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4544 aligned_to. Add macros to access the new fields.
4545 Update functions declarations.
4546 * tree-flow.h (is_aliased_with): Declare.
4547 * tree-loop-linear.c (linear_transform_loops): Call
4548 compute_data_dependences_for_loop with correct parameters.
4549 * tree-ssa-alias.c (is_aliased_with): New function.
4550 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4551 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4552 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4553 vect_base_addr_differ_p, compute_subscript_distance and
4554 build_classic_dist_vector. Add printings. Check absolute value of
4556 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4558 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4559 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4560 to bytes. Add printing.
4561 (vect_compute_data_refs_alignment): Go through loads and stores in one
4563 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4564 vect_analyze_data_ref_access): Likewise.
4565 (vect_analyze_pointer_ref_access): Remove.
4566 (vect_address_analysis, vect_object_analysis): Likewise.
4567 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4568 and analyze data-refs in the loop.
4569 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4570 fields of data-ref instead of stmt. Add init to the offset from the
4572 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4573 (vect_update_init_of_dr): Likewise.
4574 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4575 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4577 (new_loop_vec_info): Initialize new fields.
4578 (destroy_loop_vec_info): Free new fields.
4579 (vect_strip_conversion): Remove.
4580 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4581 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4582 datarefs. Add new field ddrs.
4583 Add macros for the new fields access.
4584 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4585 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4586 Remove their macros.
4587 * tree.h (highest_pow2_factor): Declare.
4589 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4591 * calls.c (store_one_arg): Check for sibling call MEM arguments
4592 from already clobbered incoming argument area.
4594 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4596 * c-common.c (check_missing_format_attribute): New.
4597 * c-common.h (check_missing_format_attribute): Likewise.
4598 * c-typeck.c (convert_for_assignment): Use it.
4600 2005-07-24 Andreas Schwab <schwab@suse.de>
4602 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4603 register use a word move. Correct operand of ext.w in 68000 code.
4605 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4607 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4608 variables as declarations, rather than definitions.
4610 2005-07-24 Ira Rosen <irar@il.ibm.com>
4612 PR tree-optimization/22526
4613 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4616 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4618 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4619 that C99 reserve for future use. Use it to define clog10,
4620 clog10f and clog10l.
4622 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4624 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4625 * configure.ac: Check for -Wmissing-format-attribute.
4627 * configure: Regenerate.
4629 2005-07-23 Richard Henderson <rth@redhat.com>
4631 PR tree-optimization/22623
4632 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4634 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4637 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4639 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4641 * Makefile.in (C_TREE_H): Update dependencies.
4642 * c-tree.h: Include toplev.h.
4643 * diagnostic.h (diagnostic_set_info): Add format attribute.
4644 * rtl-error.c (diagnostic_for_asm): Likewise.
4646 2005-07-23 Chao-ying Fu <fu@mips.com>
4648 * config/mips/mips-dsp.md: New file.
4649 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4650 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4652 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4653 MIPS_BUILTIN_BPOSGE32.
4654 (mips_expand_builtin_direct): Add one parameter to indicate that
4655 builtin functions need to return a value.
4656 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4658 (mips_regno_to_class): Add classes for 12 new DSP registers.
4659 (mips_subword): Change to check four HI registers.
4660 (mips_output_move): Output move to and from 6 new DSP accumulators.
4661 (override_options): Make sure -mdsp and -mips16 are not used together.
4662 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4664 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4666 (print_operand): Add 'q' for printing DSP accumulators.
4667 (mips_cannot_change_mode_class): Check ACC_REGS.
4668 (mips_secondary_reload_class): Check ACC_REGS.
4669 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4670 (mips_register_move_cost): Check ACC_REGS.
4671 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4672 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4673 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4674 (dsp_bdesc): New array.
4675 (bdesc_arrays): Add DSP builtin function table.
4676 (mips_prepare_builtin_arg): Check predicate again after
4678 (mips_expand_builtin): Add one more parameter to
4679 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4680 MIPS_BUILTIN_BPOSGE32.
4681 (mips_init_builtins): Initialize new function types.
4682 (mips_expand_builtin_direct): Check if builtin functions need to
4683 return a value and pass operands properly.
4684 (mips_expand_builtin_bposge): New function.
4685 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4686 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4687 (FIRST_PSEUDO_REGISTER): Increase to 188.
4688 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4689 Update for 12 new DSP registers.
4690 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4691 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4692 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4693 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4694 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4695 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4696 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4697 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4698 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4699 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4700 (REGISTER_NAMES): Add names for 12 new DSP registers.
4701 * config/mips/mips.md: Include mips-dsp.md.
4702 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4703 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4704 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4705 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4706 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4707 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4708 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4709 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4710 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4711 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4712 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4713 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4714 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4715 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4716 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4717 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4718 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4719 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4720 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4721 (UNSPEC_RDDSP): New constants.
4722 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4723 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4725 * config/mips/mips.opt (-mdsp): New option.
4726 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4727 (reg_imm10_operand): New predicates.
4728 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4729 * doc/invoke.texi (-mdsp): Document new option.
4731 2005-07-22 DJ Delorie <dj@redhat.com>
4733 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4735 * tree-inline.c (inlinable_function_p): Likewise.
4737 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4740 * toplev.c (check_global_declarations): Do not mark undefined
4741 variables as DECL_IGNORED_P.
4742 * varasm.c (first_global_object_name): GTY it.
4743 (weak_global_object_name): Likewise.
4744 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4745 a string to go into {weak,first}_global_object_name.
4747 2005-07-22 DJ Delorie <dj@redhat.com>
4749 * c-format.c (check_function_format): Change warning control
4750 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4752 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4754 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4755 &PTR->FLD a dereference of PTR.
4756 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4757 a potential dereference of PTR.
4759 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4761 PR rtl-optimization/20370
4762 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4763 call allocate_reg_info if necessary.
4765 PR rtl-optimization/21848
4766 * calls.c (emit_library_call_value_1): For const functions, add
4767 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4769 PR rtl-optimization/22445
4770 * cselib.c (target.h): Include.
4771 (rtx_equal_for_cselib_p): Allow commutative matches.
4772 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4773 Remove MODE parameter. Changed all callers.
4775 PR rtl-optimization/22258
4776 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4778 (try_combine): Use likely_spilled_retval_p.
4780 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4782 * config.gcc: Add crx-elf support.
4784 * doc/contrib.texi: Mention crx.
4785 * doc/extend.texi: Document crx extensions.
4786 * doc/install.texi: Document crx install.
4787 * doc/invoke.texi: Document crx options.
4788 * doc/md.texi: Document crx constraints.
4790 * config/crx/crx-protos.h: New file.
4791 * config/crx/crx.c: New file.
4792 * config/crx/crx.h: New file.
4793 * config/crx/crx.md: New file.
4794 * config/crx/crx.opt: New file.
4795 * config/crx/t-crx: New file.
4797 2005-07-22 Manfred Hollstein <mh@suse.com>
4799 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4801 (int_add_graph_edge): Likewise.
4802 (collapse_nodes): Likewise.
4803 (process_unification_queue): Likewise.
4805 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4806 Laurent GUERBY <laurent@guerby.net>
4808 PR tree-optimization/22336
4809 * function.c (record_block_change): Check for
4810 cfun->ib_boundaries_block.
4812 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4814 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4815 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4817 2005-07-21 DJ Delorie <dj@redhat.com>
4819 * toplev.c (warn_deprecated_use): Add warning control to warning
4821 * c-typeck.c (parser_build_binary_op): Likewise.
4822 (c_finish_if_stmt): Likewise.
4823 * c-common.c (check_function_sentinel): Likewise.
4824 (check_nonnull_arg): Likewise.
4826 2005-07-21 Richard Henderson <rth@redhat.com>
4829 * tree-complex.c (complex_ssa_name_components): New.
4830 (cvc_lookup): Allow entry not found.
4831 (create_components): Remove.
4832 (create_one_component_var, get_component_var): New.
4833 (get_component_ssa_name, set_component_ssa_name): New.
4834 (extract_component): Use get_component_ssa_name.
4835 (update_complex_components): Use set_component_ssa_name.
4836 (update_complex_components_on_edge): Likewise.
4837 (update_phi_components): Create new PHI nodes directly, instead
4838 of adding insns to edges.
4839 (tree_lower_complex): Allocate and free complex_variable_components
4840 and complex_ssa_name_components here.
4842 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4844 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4845 revert to returning false.
4847 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4850 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4852 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4855 * config/i386/i386.md (cmpxf): Change operand constraints
4856 to "nonmemory_operand".
4858 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4860 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4862 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4865 * fold-const.c (fold_build1): Add checksum for the operands.
4866 (fold_build2): Likewise.
4867 (fold_build3): Likewise.
4869 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4872 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4874 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4876 * common.opt (-fforward-propagate): Committed by mistake,
4879 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4881 * reg-stack.c: Fix comment typo(s).
4882 * tree-ssa-operands.c: Likewise.
4883 * tree-vectorizer: Likewise.
4885 2005-07-21 Nick Clifton <nickc@redhat.com>
4887 * config/sh/symbian.c: Replace C++ style line comments with C
4888 style line comments.
4889 (symbian_add_attribute): Do not use a ? operator on the LHS of
4891 (sh_symbian_handle_dll_attribute): Change the type of the
4892 method vector to "VEC(tree,gc)*" and use vector accessor
4893 macros to walk over the elements.
4894 (symbian_export_vtable_and_rtti_p): Likewise.
4895 (symbian_class_needs_attribute_p): Likewise.
4897 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4900 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4901 initialize targetm.resolve_overloaded_builtin here.
4902 (altivec_expand_overloaded_builtin): Make it non-static.
4903 * config/rs6000/rs6000-protos.h
4904 (altivec_expand_overloaded_builtin): New prototype.
4905 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4906 targetm.resolve_overloaded_builtin here.
4907 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4909 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4910 Zdenek Dvorak <dvorakz@suse.cz>
4912 PR tree-optimization/19210
4913 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4915 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4916 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4917 rely on unproven assumptions.
4918 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4919 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4920 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4921 to number_of_iterations_exit.
4922 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4923 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4924 * tree-ssa-loop-niter.c (find_loop_niter,
4925 estimate_numbers_of_iterations_loop): Likewise.
4926 (number_of_iterations_exit): Honor the new options.
4927 * doc/invoke.texi (Wunsafe-loop-optimizations,
4928 funsafe-loop-optimizations): Document them.
4930 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4932 PR rtl-optimization/22167
4933 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4935 2005-07-20 Adam Nemet <anemet@lnxw.com>
4937 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4938 __do_global_dtors_aux longcall.
4940 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4942 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4943 (old_special_pred_table): Don't reference
4944 SPECIAL_MODE_PREDICATES.
4945 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4946 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4947 * config/sh/predicates.h: Don't mention
4948 SPECIAL_MODE_PREDICATES.
4949 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4952 2005-07-20 DJ Delorie <dj@redhat.com>
4954 * config.gcc: Add m32c-elf support.
4956 * doc/contrib.texi: Mention m32c.
4957 * doc/extend.texi: Document m32c extensions.
4958 * doc/install.texi: Mention m32c.
4959 * doc/invoke.texi: Document m32c options.
4960 * doc/md.texi: Document m32c constraints.
4962 * config/m32c/addsub.md: New file.
4963 * config/m32c/bitops.md: New file.
4964 * config/m32c/cond.md: New file.
4965 * config/m32c/jump.md: New file.
4966 * config/m32c/m32c-lib1.S: New file.
4967 * config/m32c/m32c-lib2.c: New file.
4968 * config/m32c/m32c-modes.def: New file.
4969 * config/m32c/m32c-pragma.c: New file.
4970 * config/m32c/m32c-protos.h: New file.
4971 * config/m32c/m32c.abi: New file.
4972 * config/m32c/m32c.c: New file.
4973 * config/m32c/m32c.h: New file.
4974 * config/m32c/m32c.md: New file.
4975 * config/m32c/m32c.opt: New file.
4976 * config/m32c/minmax.md: New file.
4977 * config/m32c/mov.md: New file.
4978 * config/m32c/muldiv.md: New file.
4979 * config/m32c/predicates.md: New file.
4980 * config/m32c/prologue.md: New file.
4981 * config/m32c/shift.md: New file.
4982 * config/m32c/t-m32c: New file.
4984 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4986 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4987 (stack_protect_set, stack_protect_test): New expanders.
4988 (stack_protect_set_si, stack_protect_set_si_media,
4989 stack_protect_set_di_media, stack_protect_test_si,
4990 stack_protect_test_si_media, stack_protect_test_di_media):
4993 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4995 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4997 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4999 * tree.h (tree_expr_nonzero_p): Export.
5000 * fold-const.c (tree_expr_nonzero_p): Likewise.
5001 Return true for CALL_EXPRs that are alloca calls.
5002 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5004 * tree-flow.h (expr_computes_nonzero): Remove.
5005 * tree-vrp.c (expr_computes_nonzero): Remove.
5006 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5007 (extract_range_from_unary_expr): Likewise.
5008 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5009 tree_expr_nonzero_p.
5011 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5013 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5014 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5015 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5016 All callers changed.
5017 (frame_related_constant_load): New arg "related" which controls
5018 setting of RTX_FRAME_RELATED_P. All callers changed.
5019 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5020 (bfin_expand_prologue): Add stack limit checking.
5021 * config/bfin/bfin.md (trapifcc): New pattern.
5023 * config/bfin/bfin.c: Include "langhooks.h".
5024 (def_builtin): Go through lang_hooks to call builtin_function.
5026 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5027 * config/bfin/predicates.md (symbol_ref_operand): New.
5028 (call_insn_operand): Delete. All callers changed to use
5029 register_no_elim_operand.
5030 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5032 (function_arg): Use it to generate the call's operand 2.
5033 (bfin_longcall_p): New function.
5034 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5035 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5036 determine if the address needs to be in a REG.
5037 (bfin_handle_longcall_attribute): New function.
5038 (bfin_attribute_table): Add "longcall" and "shortcall".
5039 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5040 (CUMULATIVE_ARGS): New member call_cookie.
5041 (PREDICATE_CODES): Add symbol_ref_operand.
5042 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5043 extra USE to the pattern.
5044 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5045 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5046 sibcall_value_insn; now the new patterns handle direct calls and the
5047 old ones indirect calls.
5048 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5050 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5052 * doc/trouble.texi: Update section on handling of empty loops.
5054 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5056 * config.gcc: Remove support for sparc-*-openbsd*,
5057 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5059 * config.host: Remove support for i860-*-sysv4* as a host.
5060 * config/i860/*, config/ip2k/*, config/ns32k/*,
5061 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5062 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5063 mention obsolete ports.
5065 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5067 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5069 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5070 of frame_pointer_rtx.
5071 (sh_expand_epilogue): Likewise.
5072 (sh_set_return_address): Likewise.
5073 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5074 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5075 offsets from FRAME_POINTER_REGNUM.
5076 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5077 (sh_register_names): Add initializer for sfp.
5078 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5079 (VALID_REGISTER_P): Likewise.
5080 (FIRST_PSEUDO_REGISTER): Update.
5081 (DWARF_FRAME_REGISTERS): Define.
5082 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5083 (HARD_FRAME_POINTER_REGNUM): Define.
5084 (FRAME_POINTER_REGNUM): Redefine.
5085 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5086 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5087 from FRAME_POINTER_REGNUM.
5088 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5089 FRAME_POINTER_REGNUM.
5090 (REG_CLASS_CONTENTS): Add sfp.
5091 (REG_ALLOC_ORDER): Likewise.
5092 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5093 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5094 of frame_pointer_rtx.
5095 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5097 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5099 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5100 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5101 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5103 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5106 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5108 Make CONSTRUCTOR use VEC to store initializers.
5109 * c-common.c (complete_array_type): Update to cope with VEC in
5111 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5112 (pp_c_constructor_elts): New function.
5113 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5114 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5115 struct constructor_stack, struct initializer_stack,
5116 constructor_elements, push_init_level, pop_init_level,
5117 add_pending_init, find_init_member, output_init_element): Update to
5118 cope with VEC in CONSTRUCTOR_ELTS.
5119 * coverage.c (build_fn_info_value, build_ctr_info_value,
5120 build_gcov_info): Likewise.
5121 * expr.c (categorize_ctor_elements_1, store_constructor,
5122 expand_expr_real_1): Likewise.
5123 * fold-const.c (fold_ternary): Likewise.
5124 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5125 gimplify_init_constructor, gimplify_expr): Likewise.
5126 * tree-dump.c (dequeue_and_dump): Likewise.
5127 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5129 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5131 * tree-sra.c (generate_element_init_1): Likewise.
5132 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5133 * tree-ssa-operands.c (get_expr_operands): Likewise.
5134 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5135 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5136 (get_initial_def_for_reduction): Likewise.
5137 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5138 value handle in annotations.
5139 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5140 tree_node_structure): Add support for constr_kind.
5141 (build_vector_from_ctor, build_constructor_single,
5142 build_constructor_from_list): New functions.
5143 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5144 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5145 Update to cope with VEC in CONSTRUCTOR_ELTS.
5146 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5147 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5148 CONSTRUCTOR_APPEND_ELT): New macros.
5149 (struct constructor_elt, struct tree_constructor): New data types.
5150 (union tree_node): Add tree_constructor field.
5151 * treestruct.def: Define TS_CONSTRUCTOR.
5152 * varasm.c (const_hash_1, compare_constant, copy_constant,
5153 compute_reloc_for_constant, output_addressed_constants,
5154 initializer_constant_valid_p, output_constant,
5155 array_size_for_constructor, output_constructor): Update to cope with
5156 VEC in CONSTRUCTOR_ELTS.
5157 * vec.h (VEC_empty, VEC_copy): New macros.
5159 2005-07-19 Devang Patel <dpatel@apple.com>
5161 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5163 2005-07-19 Richard Henderson <rth@redhat.com>
5166 * gimplify.c (gimplify_expr): Use main variant type for the temp
5167 destination for a discarded volatile read.
5168 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5169 casts between non-void types that change volatility.
5171 2005-07-15 DJ Delorie <dj@redhat.com>
5173 * toplev.h: Add comment about the first parameter for warning().
5174 * errors.h: Likewise.
5176 * c.opt (Wpragmas): New.
5177 * doc/invoke.texi: Document it.
5179 * function.c (do_warn_unused_parameter): Add warning control to
5181 * c-decl.c (warn_if_shadowing): Likewise.
5182 * c-lex.c (cb_def_pragma): Likewise.
5183 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5184 (pop_alignment): Likewise.
5185 (handle_pragma_pack): Likewise.
5186 (apply_pragma_weak): Likewise.
5187 (handle_pragma_weak): Likewise.
5188 (handle_pragma_redefine_extname): Likewise.
5189 (add_to_renaming_pragma_list): Likewise.
5190 (handle_pragma_extern_prefix): Likewise.
5191 (maybe_apply_renaming_pragma): Likewise.
5192 (handle_pragma_visibility): Likewise.
5194 * config/c4x/c4x-c.c (BAD): Likewise.
5195 (c4x_parse_pragma): Likewise.
5196 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5197 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5198 (rs6000_pragma_longcall): Likewise.
5199 * config/v850/v850-c.c (pop_data_area): Likewise.
5200 (ghs_pragma_section): Likewise.
5201 (ghs_pragma_section): Likewise.
5202 (ghs_pragma_interrupt): Likewise.
5203 (ghs_pragma_starttda): Likewise.
5204 (ghs_pragma_startsda): Likewise.
5205 (ghs_pragma_startzda): Likewise.
5206 (ghs_pragma_endtda): Likewise.
5207 (ghs_pragma_endsda): Likewise.
5208 (ghs_pragma_endzda): Likewise.
5210 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5211 Kenneth Zadeck <zadeck@naturalbridge.com>
5213 * Makefile.in: Removed tree-promote-statics.c
5214 * tree-promote-statics.c: Removed.
5215 * common.opt: Removed flag-promote-statics.
5217 * passes.c: Removed tree-promote-statics pass.
5218 * tree-pass.h: Ditto.
5219 * timevar.def: Removed TV_PROMOTE_STATICS.
5222 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5224 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5226 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5228 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5231 * c-common.c (check_function_arguments): Call
5232 'check_function_format' if either -Wformat or
5233 -Wmissing-format-attribute are specified.
5234 * c-format.c (check_function_format): Check -Wformat before
5235 calling 'check_format_info'.
5236 * c-opts.c (c_common_post_options): Don't warn for
5237 -Wmissing-format-attribute without -Wformat.
5238 * c-typeck.c (convert_for_assignment): Detect additional cases for
5239 -Wmissing-format-attribute.
5240 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5243 2005-07-19 Richard Guenther <rguenther@suse.de>
5245 * config/i386/i386.md (lrint<mode>2): Use temporary
5246 instead of clobbering non-existent memory.
5248 2005-07-19 Nick Clifton <nickc@redhat.com>
5250 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5251 statement to avoid displaying ASCII control characters.
5253 2005-07-19 Ben Elliston <bje@au.ibm.com>
5255 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5256 * cfganal.c (find_edge_index): Ditto.
5257 * combine.c (combine_instructions): Ditto.
5258 * ddg.c (create_scc): Ditto.
5259 (find_successors): Ditto.
5260 (find_predecessors): Ditto.
5261 (find_nodes_on_paths): Ditto.
5262 (longest_simple_path): Ditto.
5263 * flow.c (update_life_info): Ditto.
5264 (count_or_remove_death_notes): Ditto.
5265 (clear_log_links): Ditto.
5266 * modulo-sched.c (generate_reg_moves): Ditto.
5267 (find_max_asap): Ditto.
5268 (find_max_hv_min_mob): Ditto.
5269 (find_max_dv_min_mob): Ditto.
5270 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5271 * sched-rgn.c (extract_edgelst): Ditto.
5272 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5273 (dump_update_ssa): Ditto.
5274 (ssa_names_to_replace) Ditto.
5275 (switch_virtuals_to_full_rewrite): Ditto.
5276 (update_ssa): Ditto.
5277 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5279 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5281 Fix PR tree-optimization/22483
5283 * tree-complex.c (create_components): Use
5284 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5285 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5286 * tree-flow.h (safe_referenced_var_iterator): New structure.
5287 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5288 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5289 safe_referenced_var iterator.
5290 (add_type_alias): Ditto.
5292 2005-07-19 Steven Bosscher <stevenb@suse.de>
5294 * loop-init.c (rest_of_handle_loop2): Remove.
5295 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5296 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5297 (pass_rtl_loop_init, pass_rtl_loop_done,
5298 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5299 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5300 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5301 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5302 pass_tree_loop_done, and pass_tree_unswitch.
5303 (gate_loop): Rename to gate_tree_loop.
5304 * passes.c (init_optimization_passes): Update for renamed tree
5305 loop passes. Add the new loop2 passes as subpasses of loop2.
5306 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5307 Update for the renamed tree loop passes.
5309 2005-07-18 Ian Lance Taylor <ian@airs.com>
5312 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5313 blocks when optimizing.
5315 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5317 * common.opt (frename-registers): Initialize to 2.
5319 (fgcse-after-reload): Ditto.
5320 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5321 (process_options): Only change flag_web, flag_rename_registers,
5322 and flag_rerun_cse_after_loop if not explicitly set by user.
5324 2005-07-18 Jan Beulich <jbeulich@novell.com>
5326 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5327 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5328 in 64-bit mode the same as DImode in 32-bit mode.
5329 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5330 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5331 mode. Add new mode parameter.
5332 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5333 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5334 x86_64_shift_adj): New expanders.
5335 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5336 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5338 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5339 DImode shift splitters.
5340 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5341 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5344 2005-07-18 Jan Beulich <jbeulich@novell.com>
5346 * i386.md (movdi_extzv_1): New.
5347 (zero_extendhidi2): Combine alternatives and never force use of
5349 (zero_extendqidi2): Likewise. Don't restrict input selection.
5351 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5353 Fix PR tree-optimization/22531
5354 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5357 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5359 * tree-promote-statics.c (pass_promote_statics): Change dump file
5362 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5364 * tree-optimize.c (init_tree_optimization_passes): Add
5365 pass_eliminate_useless_stores pass.
5366 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5367 * tree-ssa-pre.c (is_copy_stmt): New function.
5368 (follow_copies_till_vuse): Ditto.
5369 (do_eustores): Ditto.
5370 (gate_eustores): Ditto.
5372 2005-07-16 Richard Henderson <rth@redhat.com>
5374 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5376 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5377 Kenneth Zadeck <zadeck@naturalbridge.com>
5379 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5380 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5381 ipa-type-escape.h, tree-promote-statics.c
5382 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5383 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5384 tree-promote-statics.c: new files.
5385 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5386 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5387 int nonlocal_set_p, mark_constant_function): Deleted.
5388 (rest_of_handle_cfg): Removed call to mark_constant_function.
5389 (nonoverlapping_component_refs_p): Added calls to support
5390 type based aliasing.
5391 * tree-ssa-alias.c (may_alias_p,
5392 compute_flow_insensitive_aliasing): Ditto.
5393 * calls.c (flags_from_decl_or_type): Removed reference to
5395 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5396 too many arguments. This is necessary for Spec 2000.
5397 * cgraph.h (const_function, pure_function): Removed.
5398 * common.opt: Added "fipa-pure-const", "fipa-reference",
5399 "fipa-type-escape", and "ftree-promote-static".
5401 * passes.c: Added ipa and tree-promote-statics passes.
5402 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5403 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5404 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5405 * tree-flow.h: Added exposed sra calls and addition of
5406 reference_vars_info field for FUNCTION_DECLS.
5407 * tree-pass.h: Added passes.
5408 * tree-sra.c: (sra_init_cache): New function.
5409 (sra_insert_before, sra_insert_after) Made public.
5410 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5412 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5413 aliasing. (may_alias_p): Added code to use type escape analysis to
5415 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5416 code to prune clobbers of static variables based on information
5417 produced in ipa-reference pass. Changed call clobbering so that
5418 statics are not marked as clobbered if the call does not clobber
5421 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5423 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5426 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5428 * doc/install.texi (*-*-solaris2*): Document recommended version
5429 of GNU binutils and mention GNU linker problem on Solaris 10.
5431 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5434 * c-decl.c (c_build_bitfield_integer_type): New function.
5435 (finish_struct): Call it.
5436 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5438 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5440 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5443 2005-07-16 Jan Hubicka <jh@suse.cz>
5445 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5446 (scale_bbs_frequencies_int): Watch roundoff errors.
5447 * predict.c (return_prediction): Initialize return_stmt.
5449 2005-07-16 Jan Hubicka <jh@suse.cz>
5451 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5452 after RTL profiling.
5454 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5457 * fold-const.c (build_range_check): Convert high/low to etype
5458 if we are only comparing against exp.
5460 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5462 Fix PR tree-optimization/22376
5463 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5465 (need_to_solve): New function.
5466 (compute_points_to_sets): Use it.
5468 2005-07-15 Jan Hubicka <jh@suse.cz>
5470 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5471 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5473 2005-07-15 Richard Guenther <rguenther@suse.de>
5475 * c-common.c (handle_flatten_attribute): New function.
5476 Add flatten function attribute.
5477 * doc/extend.texi: Document flatten function attribute.
5478 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5479 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5481 (cgraph_decide_inlining): Handle functions with flatten
5484 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5486 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5487 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5488 UNSPEC_XCHG, UNSPEC_AND): New.
5489 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5490 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5491 * config/rs6000/sync.md (FETCHOP): New code macro.
5492 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5494 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5495 (sync_compare_and_swap<mode>): Same.
5496 (sync_lock_test_and_set<mode>): Same.
5497 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5498 for QImode and HImode, and not PPC405.
5499 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5500 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5501 (sync_<fetchop>{si,di}_internal): New.
5502 (sync_nand{si,di}_internal): New.
5503 (sync_old_<fetchop>{si,di}_internal): New.
5504 (sync_old_nand{si,di}_internal): New
5505 (sync_new_<fetchop>{si,di}_internal): New.
5506 (sync_new_nand{si,di}_internal): New.
5507 (atomic_and{si,di}): New.
5508 (sync_new_nand{si,di}_internal): New.
5509 (atomic_and{si,di}): New.
5510 (sync_add<mode>_internal): Delete.
5511 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5512 (sync_sub<mode>_internal): Delte.
5513 (sync_subshort_internal): New.
5514 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5515 (sync_anddi_internal): Delete.
5516 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5517 (sync_booldi_internal): Delete.
5518 (sync_boolc<mode>_internal): Delete.
5519 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5520 (sync_boolc<mode>_internal2): Delete.
5521 (sync_boolcc<mode>_internal): Delete.
5522 (isync, lwsync): Use unspec instead of unspec_volatile.
5523 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5524 Revert UNSPEC_VOLATILE.
5525 (rs6000_split_atomic_op): New.
5526 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5528 2005-07-14 Eric Christopher <echristo@redhat.com>
5530 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5531 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5533 2005-07-14 Eric Christopher <echristo@redhat.com>
5535 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5537 2005-07-14 Steven Bosscher <stevenb@suse.de>
5539 PR tree-optimization/22230
5540 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5541 the computation of the four cross productions for "range op range".
5543 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5544 Ulrich Weigand <uweigand@de.ibm.com>
5547 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5550 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5552 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5554 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5556 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5558 2005-07-14 Richard Guenther <rguenther@suse.de>
5561 * config/i386/i386-protos.h (ix86_function_value): Change
5562 prototype to match new target hook.
5563 * config/i386/i386.c (ix86_value_regno): Change prototype
5564 to take extra type argument.
5565 (TARGET_FUNCTION_VALUE): Define.
5566 (ix86_function_ok_for_sibcall): Pass extra argument to
5567 ix86_value_regno, check return slot rtx for exact match.
5568 (ix86_function_value): Take extra parameter. Dispatch to
5569 ix86_value_regno with fndecl/fntype as provided.
5570 (ix86_value_regno): Handle extra type argument.
5571 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5573 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5574 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5575 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5576 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5577 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5579 2005-07-14 Richard Guenther <rguenther@suse.de>
5581 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5582 * calls.c (expand_call): Pass fntype to hard_function_value.
5583 (emit_library_call_value_1): Likewise.
5584 * explow.c: Include target.h.
5585 (hard_function_value): Take extra argument, the fntype.
5586 Use new target hook for function_value.
5587 * expr.h (hard_function_value): Change prototype.
5588 * function.c (aggregate_value_p): Pass 0 as fntype to
5589 hard_function_value.
5590 (assign_parms): Use new target hook for function_value.
5591 Pass 0 as fntype to hard_function_value.
5592 (expand_function_end): Likewise.
5593 * reg-stack.c: Include target.h.
5594 (stack_result): Use new target hook for function_value.
5595 * target-def.h: New target hook function_value.
5596 * target.h: Likewise.
5597 * targhooks.c (default_function_value): New function.
5598 * targhooks.h (default_function_value): Declare.
5600 2005-07-13 Ian Lance Taylor <ian@airs.com>
5602 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5604 2005-07-14 Jan Hubicka <jh@suse.cz>
5606 * tree-dfa.c (dump_variable): Use default_def function.
5607 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5608 * tree-ssa.c (verify_use): Likewise.
5609 * tree-ssanames.c (release_ssa_name): Likewise.
5610 * tree-tailcall.c (eliminate_tail_call): Likewise.
5611 (tree_optimize_tail_calls_1): Likewise.
5612 * tree-vrp.c (get_value_range): Likewise.
5614 2005-07-14 Ben Elliston <bje@au.ibm.com>
5616 * gcc.c (main): Compare language[0] with '*' when iterating over
5619 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5621 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5622 "s390_emit_compare". Add handling of CCZ1mode.
5623 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5624 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5626 (s390_branch_condition_mask): Add CCZ1mode handling.
5627 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5628 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5629 Use CCZ1mode instead of CCZmode.
5630 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5632 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5634 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5636 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5638 2005-07-13 Eric Christopher <echristo@redhat.com>
5640 * config/mips/mips.c (mips_canonicalize_comparison): New.
5641 (mips_emit_int_relational): Use.
5643 2005-07-13 Eric Christopher <echristo@redhat.com>
5645 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5647 * config/s390/s390.md: Include tpf.md. Move tpf specific
5649 * config/s390/tpf.md: To here.
5650 * config/s390/s390.opt: Move tpf specific options...
5651 * config/s390/tpf.opt: to here. Add mmain option.
5652 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5653 * config/s390/tpf.h: Rewrite.
5655 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5657 * doc/tm.texi: Remove @xref{Cross-profiling}.
5659 2005-07-13 Jeff Law <law@redhat.com>
5661 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5662 expressions, test their _DECL operands for pointer equality rather
5663 than using operand_equal_p.
5665 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5667 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5668 (TARGET_POSIX_IO): This.
5669 * config/darwin.h: Likewise.
5670 * config/freebsd.h: Likewise.
5671 * config/linux.h: Likewise.
5672 * config/lynx.h: Likewise.
5673 * config/netbsd.h: Likewise.
5674 * config/rs6000/linux64.h: Likewise.
5675 * config/rs6000/linux.h: Likewise.
5676 * config/s390/tpf.h: Likewise.
5677 * config/sh/embed-elf.h: Likewise.
5678 * config/sparc/linux64.h: Likewise.
5679 * config/sparc/linux.h: Likewise.
5680 * config/svr4.h: Likewise.
5681 * gcov-io.h: Likewise.
5683 * doc/tm.texi: Updated.
5685 * libgcov.c (create_file_directory): Defined only if
5686 TARGET_POSIX_IO is defined.
5687 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5690 2005-07-13 Jan Hubicka <jh@suse.cz>
5692 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5694 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5696 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5697 structure as argument.
5699 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5701 PR tree-optimization/21921
5702 * tree-iterator.c (tsi_link_before): Support the case when
5703 tsi_end_p (tsi) == true.
5705 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5707 PR tree-optimization/22442
5708 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5711 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5713 PR rtl-optimization/20376
5714 * toplev.c (process_options): Enable -fweb and -frename-registers when
5716 * doc/invoke.texi: Update the information about when -fweb and
5717 -frename-registers are enabled.
5719 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5722 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5723 if *rhs_p is not a SSA_NAME.
5725 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5727 Fix PR tree-optimization/22422
5728 * tree-ssa-structalias.c (struct variable_info): Add flag for
5730 (get_varinfo): Now a static function.
5731 (new_varinfo): init has_union and is_special_var to false.
5732 (solution_set_add): Check has_union.
5733 (do_da_constraint): Move temporary variable so it gets reset
5735 Also check for special variable.
5736 (do_ds_constraint): Ditto.
5737 (do_sd_constraint): Ditto.
5738 (do_structure_copy): Check for special variable.
5739 (find_func_aliases): Ditto.
5740 (init_base_vars): Set special vars properly.
5742 2005-07-13 Jan Hubicka <jh@suse.cz>
5744 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5747 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5748 (get_expr_operands): Fix thinko wrt flags and subvars.
5750 PR tree-optimize/22379
5751 * tree-inline.c (expand_call_inline): Do not output sorry in early
5754 2005-07-12 Dale Johannesen <dalej@apple.com>
5756 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5758 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5761 * host-linux.h: Include limits.h.
5763 2005-07-12 Dale Johannesen <dalej@apple.com>
5765 * expr.c (compress_float_constant): Add cost check.
5766 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5768 2005-07-12 Dale Johannesen <dalej@apple.com>
5770 * gcc.target/i386/compress-float-sse.c: New.
5771 * gcc.target/i386/compress-float-sse-pic.c: New.
5772 * gcc.target/i386/compress-float-387.c: New.
5773 * gcc.target/i386/compress-float-387-pic.c: New.
5774 * gcc.dg/compress-float-ppc.c: New.
5775 * gcc.dg/compress-float-ppc-pic.c: New.
5777 2005-07-12 Eric Christopher <echristo@redhat.com>
5779 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5781 * config/s390/s390.md: Include tpf.md. Move tpf specific
5783 * config/s390/tpf.md: To here.
5784 * config/s390/s390.opt: Move tpf specific options...
5785 * config/s390/tpf.opt: to here. Add mmain option.
5786 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5787 * config/s390/tpf.h: Rewrite.
5789 2005-07-12 Eric Christopher <echristo@redhat.com>
5791 * gcc.c (struct infile): Update comment for language.
5792 (main): Rewrite input file resetting code.
5794 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5797 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5798 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5799 (lookup_avail_expr): Use constant_boolean_node instead
5800 of boolean_false_node/boolean_true_node.
5802 2005-07-12 Ben Elliston <bje@au.ibm.com>
5804 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5805 and use it when printing num_edges.
5807 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5809 * doc/extend.texi (Blackfin Built-in Functions): New section.
5810 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5813 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5815 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5816 s/cmpstrsi/cmpstrnsi
5817 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5819 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5820 (init_optabs): Initialize cmpstrn_optab.
5821 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5822 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5823 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5824 * config/i386/i386.md: s/cmpstr/cmpstrn
5825 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5826 * doc/md.texi: Update documentation.
5828 2005-07-11 Richard Henderson <rth@redhat.com>
5830 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5831 build_va_arg_indirect_ref.
5832 (alpha_gimplify_va_arg): Likewise.
5833 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5834 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5835 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5836 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5837 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5838 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5840 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5842 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5844 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5845 * passes.c (init_optimization_passes): Add pass_empty_loop.
5846 * tree-pass.h (pass_empty_loop): Declare.
5847 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5848 try_remove_empty_loop, remove_empty_loops): New functions.
5849 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5850 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5852 2005-07-12 Peter Barada <peter@the-baradas.com>
5856 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5857 in address registers.
5858 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5859 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5860 alternative of addsi3_5200.
5862 2005-07-11 Ian Lance Taylor <ian@airs.com>
5864 * config/mips/mips.md (ffs<mode>2): Remove.
5866 2005-07-11 Ian Lance Taylor <ian@airs.com>
5868 * doc/tree-ssa.texi (Cleanups): Improve description of
5870 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5872 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5874 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5875 * tree.h (DECL_ARGUMENT_FLD): New macro.
5877 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5879 Fix PR tree-optimization/22404
5881 * tree-ssa-structalias.c (create_variable_info_for): Use
5884 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5886 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5887 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5888 for second comparison operand.
5889 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5891 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5892 (define_insn_reservation "alu"): Likewise.
5893 (csync, ssync): Now of type sync.
5894 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5895 -mcsync-anomaly -mspecld-anomaly.
5896 * config/bfin/bfin.opt (mcsync): Remove.
5897 (mcsync-anomaly, mspecld-anomaly): Add.
5898 * config/bfin/bfin.c: Include "insn-codes.h".
5899 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5900 (TARGET_DEFAULT_TARGET_FLAGS): New.
5901 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5903 2005-07-11 Steven Bosscher <stevenb@suse.de>
5905 * basic-block.h: Give the BB flags enum a name, bb_flags.
5906 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5907 * cfgcleanup.c (enum bb_flags): Remove here.
5908 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5909 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5910 (update_forwarder_flag): Likewise.
5911 (thread_jump): Likewise.
5912 (try_forward_edges): Likewise.
5913 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5914 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5915 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5917 2005-07-11 Richard Guenther <rguenther@suse.de>
5919 * config/i386/i386.opt: New target option -msseregparm.
5920 * config/i386/i386.c (override_options): Error out for
5921 -msseregparm but no SSE support.
5922 (ix86_function_sseregparm): Check for global sseregparm.
5923 * doc/invoke.texi: Document -msseregparm.
5925 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5927 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5928 (m32rle-*-linux*): Ditto.
5930 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5932 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5933 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5936 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5940 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5941 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5943 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5945 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5946 (varmap): Heapify varmap.
5947 (constraints): Heapify constraints.
5948 (struct constraint_graph): Heapify succs and preds.
5949 (constraint_vec_find): Update for heapification.
5950 (constraint_set_union): Ditto.
5951 (insert_into_complex): Ditto.
5952 (constraint_edge_vec_find): Ditto.
5953 (erase_graph_self_edge): Ditto.
5954 (add_graph_edge): Ditto.
5955 (get_graph_weights): Ditto.
5956 (merge_graph_nodes): Ditto.
5957 (build_constraint_graph): Ditto.
5958 (topo_visit): Ditto.
5959 (solve_graph): Ditto.
5960 (create_variable_info_for): Ditto.
5961 (init_base_vars): Ditto.
5962 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5963 (condese_varmap_nodes): Free complex vector.
5964 (clear_edges_for_node): Clear succs and preds vector.
5966 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5968 * tree-ssa-structalias.c (update_alias_info): Change counting of
5969 references to not include vdefs.
5971 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5973 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5976 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5978 * pa.c (pa_commutative_p): Make PLUS commutative when
5979 TARGET_NO_SPACE_REGS is true.
5981 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5983 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5984 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5985 * tree-dfa.c (dump_subvars_for): New.
5986 (debug_subvars_for): New.
5987 (dump_variable): Show subvariables if VAR has them.
5988 * tree-flow-inline.h (get_subvar_at): New.
5989 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5990 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5992 (struct subvar): Change fields offset and size to unsigned
5994 (dump_subvars_for): Declare.
5995 (debug_subvars_for): Declare.
5996 (get_subvar_at): Declare.
5997 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5998 to unsigned HOST_WIDE_INT *.
5999 (overlap_subvar): Likewise.
6000 * tree-gimple.c (is_gimple_reg): Always return false for
6001 SFTs and memory tags.
6002 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6004 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6005 (compute_may_aliases): Call compute_points_to_sets.
6006 (collect_points_to_info_for): Remove.
6007 (compute_points_to_and_addr_escape): Remove.
6008 (delete_alias_info): Call delete_points_to_sets.
6009 (compute_flow_sensitive_aliasing): If the call to
6010 find_what_p_points_to returns false, call set_pt_anything.
6011 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6012 (set_pt_anything): Clear pi->pt_vars.
6013 (set_pt_malloc): Remove.
6014 (merge_pointed_to_info): Remove.
6015 (add_pointed_to_expr): Remove.
6016 (add_pointed_to_var): Remove.
6017 (collect_points_to_info_r): Remove.
6018 (is_escape_site): Make extern.
6020 (create_overlap_variables_for): Call it.
6021 * tree-ssa-copy.c (merge_alias_info): Never merge
6022 flow-sensitive alias information.
6023 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6024 offset and size to be unsigned HOST_WIDE_INT.
6025 (add_to_addressable_set): Rename from note_addressable.
6026 Set TREE_ADDRESSABLE as the variables are added to the set.
6028 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6029 operands into VUSEs when adding V_MAY_DEFs for members in an
6031 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6032 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6033 (struct variable_info): Add bitfield is_heap_var.
6034 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6035 (new_var_info): Initialize is_heap_var.
6036 (get_constraint_for): Add HEAP variables to the symbol table.
6037 Mark them with is_heap_var.
6038 (update_alias_info): New. Taken mostly from the old
6039 compute_points_to_and_addr_escape.
6040 (handle_ptr_arith): New.
6041 (find_func_aliases): Call update_alias_info.
6042 Call handle_ptr_info for tcc_binary expressions.
6043 Call mark_stmt_modified.
6044 (create_variable_info_for): If DECL has subvars, do not create
6045 variables for its subvars. Always add all the fields.
6046 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6047 SFTs, then add all the SFTs of the structure.
6048 If VI->DECL is an aggregate with subvariables, add the SFT at
6050 (find_what_p_points_to): If VI is an artificial variable,
6051 translate to bitfields in SSA_NAME_PTR_INFO.
6052 If the solution is empty, set pi->pt_vars to NULL
6053 (init_base_vars): Create ANYOFFSET.
6054 (compute_points_to_sets): Rename from create_alias_vars.
6056 (pass_build_pta): Remove.
6057 (delete_points_to_sets): Rename from delete_alias_vars.
6058 (pass_del_pta): Remove.
6059 * tree-ssa-structalias.h (struct alias_info): Move from
6061 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6062 NUM_REFERENCES_SET): Likewise.
6063 (compute_points_to_sets, delete_points_to_sets): Declare.
6065 2005-07-09 Richard Henderson <rth@redhat.com>
6067 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6068 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6069 alpha_split_lock_test_and_set_12): New functions.
6070 * config/alpha/alpha-protos.h: Update.
6071 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6072 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6073 * config/alpha/sync.md (I12MODE): New.
6074 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6075 (sync_<fetchop_name><I48MODE>): Likewise.
6076 (sync_nand<I48MODE>): Likewise.
6077 (sync_old_<fetchop_name><I48MODE>): Likewise.
6078 (sync_new_<fetchop_name><I48MODE>): Likewise.
6079 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6080 (sync_compare_and_swap<I48MODE>): Likewise.
6081 (sync_lock_test_and_set<I48MODE>): Likewise.
6082 (sync_compare_and_swap<I12MODE>): New.
6083 (sync_compare_and_swap<I12MODE>_1): New.
6084 (sync_lock_test_and_set<I12MODE>): New.
6085 (sync_lock_test_and_set<I12MODE>_1): New.
6087 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6091 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6093 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6095 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6096 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6098 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6101 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6103 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6105 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6106 memory_operand constraint.
6107 (store_conditional_<mode>): Same.
6108 (sync_compare_and_swap<mode>): Same.
6109 (sync_lock_test_and_set<mode>): Same.
6111 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6113 Rewrite PIC support to more closely model actual instructions.
6114 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6115 (cris_symbol): Remove prototypes for removed functions.
6116 (cris_pic_symbol_type_of, cris_valid_pic_const)
6117 (cris_expand_pic_call_address): Prototypes for new functions.
6118 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6120 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6122 <case ':'>: Add case for new punctuation character.
6123 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6124 emitting (extra) PIC modifier.
6125 <case UNSPEC>: Do not assert for PLT.
6126 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6127 (cris_expand_prologue, cris_expand_epilogue): Check
6128 for pic_offset_table_rtx usage instead of taking
6129 current_function_uses_pic_offset_table as the final word.
6130 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6131 Remove flag_pic difference.
6132 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6133 the moral equivalents of...
6134 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6136 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6137 (cris_handle_option): Mark ARG as unused.
6138 (cris_expand_pic_call_address): New worker function for "call",
6140 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6141 output PIC constructs here.
6142 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6143 as symbol-specific modifers, not whole or part of operands.
6144 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6145 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6146 constants and flag_pic.
6147 (CONSTANT_INDEX_P): Adjust for new functions.
6148 (enum cris_pic_symbol_type): New helper type.
6149 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6150 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6151 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6153 ("movsi"): Emit actual instructions for GOT and relative access.
6154 ("*movsi_got_load"): New pattern to set up the register holding
6156 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6157 Adjust FIXME for 'S'.
6158 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6159 Use "movs" for -fpic cases.
6160 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6161 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6162 ("call", "call_value"): Just call cris_expand_pic_call_address for
6164 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6165 Remove special pattern.
6166 ("*expanded_call_side", "*expanded_call_value_side"): New
6168 (gotplt-to-plt, gotplt-to-plt-side-call)
6169 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6171 * config/cris/cris/predicates.md
6172 ("cris_general_operand_or_gotless_symbol"): Remove unused
6174 ("cris_general_operand_or_symbol"): Adjust for new functions.
6176 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6178 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6180 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6182 * Makefile.in (TREE_H): Add treestruct.def.
6183 (c-decl.o): Add pointer-set.h
6184 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6185 visibility on regular DECL's.
6186 (merge_decls): Fix the copying of decl nodes of various types for
6187 the new structures. Don't update RTL, section name, weak status,
6188 etc, on DECL's without RTL.
6189 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6190 Don't check volatile on non-variable types.
6191 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6192 to check whether we have seen arguments.
6193 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6194 flag is checked before field (flag is common, field is not).
6195 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6196 TS_DECL_COMMON could have an origin.
6197 (add_location_or_const_value_attribute): Don't check section name
6198 on non-var/function decls.
6199 (dwarf2out_var_location): Reverse order of tests.
6200 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6201 with DECL_WRTL_CHECK.
6202 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6203 * fold-const.c (fold_binary): Don't check weakness on
6204 non-var/function decls.
6205 (tree_expr_nonzero_p): Ditto.
6206 (fold_checksum_tree): Use tree_decl_extra as sizeof
6208 * ggc-page.c (extra_order_size_table): Add sizes for
6209 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6211 * gimplify.c (gimplify_bind_expr): Only set
6212 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6213 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6215 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6216 * langhooks.h (init_ts). New langhook.
6217 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6218 * print-tree.c (print_node): Update to only print fields that
6219 exist in the structures the passed decl has.
6220 * toplev.c (wrapup_global_declarations): Don't reset
6221 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6222 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6223 * tree-inline.c (remap_decl): Ditto.
6224 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6225 * tree-pretty-print.c (print_declaration): Don't print
6226 DECL_REGISTER on things that don't contain it.
6227 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6228 non-var/function decls.
6229 * tree.c (tree_contains_struct): New structure.
6230 (init_priority_for_decl): New hashtable.
6231 (tree_int_map): New structure.
6232 (tree_int_map_eq): New function.
6233 (tree_int_map_marked_p): Ditto.
6234 (tree_int_map_hash): Ditto.
6235 (tree_map): Move to tree.h.
6236 (tree_map_eq): Externalize.
6237 (tree_map_hash): Ditto.
6238 (tree_map_marked_p): Ditto.
6239 (init_ttree): Set up tree_contains_struct and call langhook.
6240 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6241 (tree_code_size): Update for new structures.
6242 (tree_node_structure): Update for new structures.
6243 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6245 (copy_node_stat): Copy init priority.
6246 (build_decl_stat): Ditto for visibility.
6247 (ts_enum_names): New.
6248 (tree_contains_struct_check_failed): New function.
6249 (decl_init_priority_lookup): Ditto.
6250 (decl_init_priority_insert): Ditto.
6251 * treestruct.def: New file.
6252 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6253 (CONTAINS_STRUCT_CHECK): Ditto.
6254 (tree_contains_struct_check_failed): New prototype.
6255 (DECL_CHECK): Removed.
6256 (DECL_MINIMAL_CHECK): New.
6257 (DECL_COMMON_CHECK): Ditto.
6258 (DECL_WRTL_CHECK): Ditto.
6259 (DECL_NON_COMMON_CHECK): Ditto.
6260 (DECL_WITH_VIS_CHECK): Ditto.
6261 (VAR_OR_FUNCTION_DECL_P): Ditto
6262 (struct tree_decl_minimal): New structure.
6263 (struct tree_decl_common): Ditto.
6264 (struct tree_decl_with_rtl): Ditto.
6265 (struct tree_decl_with_vis): Ditto.
6266 (struct tree_decl_non_common): Ditto.
6267 (struct tree_field_decl): Ditto.
6268 (struct tree_parm_decl): Ditto.
6269 (struct tree_var_decl): Ditto.
6270 (struct tree_function_decl): Ditto.
6271 (struct tree_const_decl): Ditto.
6272 (struct tree_result_decl): Ditto.
6273 (union tree_node): Add new structures.
6274 * var-tracking.c (track_expr_p): Reverse order of tests.
6276 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6278 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6280 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6281 * system.h: Poison FINALIZE_PIC.
6282 * doc/tm.texi (FINALIZE_PIC): Remove.
6284 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6287 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6288 to the correct type if we have a MODIFY_EXPR.
6290 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6292 PR tree-optimization/22360
6293 * tree.c (upper_bound_in_type): Fix calculations for casting
6294 to a non-wider signed type and casting a signed value to a
6295 wider unsigned type.
6296 (lower_bound_in_type): Fix calculations for casting to a
6297 non-wider signed type.
6299 PR tree-optimization/20139
6300 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6302 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6303 fold_cond_expr_cond.
6304 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6305 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6307 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6310 * tree-complex.c (expand_complex_libcall): Produce
6311 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6313 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6315 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6316 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6317 b" assert and inserted fastpath code for this case.
6318 (bitmap_ior): Removed "a != b" assert.
6320 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6322 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6323 (ENDFILE_SPEC): Likewise.
6324 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6326 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6327 a large stack frame at epilogue.
6329 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6331 * final.c: Include sdbout.h when required.
6333 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6335 * config.gcc (*-*-darwin*): Only one target-specific header file
6337 (powerpc-*-darwin*): Add version-specific header files.
6338 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6339 * config.in: Regenerate.
6340 * configure: Regenerate.
6341 * gcc.c: Include xregex.h.
6342 (version_compare_spec_function): New.
6343 (spec_function): Add version-compare.
6344 (replace_outfile_spec_function): Reformat comment.
6345 (compare_version_strings): New.
6346 * config/darwin-c.c (version_as_macro): New.
6347 (builtin_define): New.
6348 (darwin_cpp_builtins): New.
6349 * config/darwin-protos.h (darwin_cpp_builtins): New.
6350 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6351 (LIB_SPEC): Make unconditional, update comment.
6352 (TARGET_C99_FUNCTIONS): Define.
6353 * config/darwin.opt: Sort.
6354 (mmacosx-version-min=): New.
6355 * config/darwin7.h: Delete.
6356 * config/darwin8.h: Delete.
6357 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6358 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6359 (TARGET_C99_FUNCTIONS): Define.
6360 * config/rs6000/darwin7.h: New.
6361 * config/rs6000/darwin8.h: New.
6362 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6363 (-mmacosx-version-min): Document.
6365 2005-07-07 Ian Lance Taylor <ian@airs.com>
6367 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6369 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6372 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6374 2005-07-07 Khem Raj <kraj@mvista.com>
6376 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6377 in bytes, not words.
6379 2005-07-07 Paul Brook <paul@codesourcery.com>
6381 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6382 DEFAULT_FUNCTION_ARG_PADDING to upward.
6384 2005-07-07 Richard Henderson <rth@redhat.com>
6386 * function.c (locate_and_pad_parm): Record parameter alignment in
6387 stack_alignment_needed.
6389 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6391 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6392 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6393 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6394 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6395 (define_attr "type"): Add isync, sync, load_l, store_c.
6396 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6397 Create scratch volatile MEM.
6398 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6400 (load_locked_<mode>): New.
6401 (store_conditional_<mode>): New.
6402 (sync_compare_and_swap<mode>): Replace with splitter.
6403 (sync_lock_test_and_set<mode>): Replace with splitter.
6404 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6406 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6407 is ics. Attribute isync.
6408 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6410 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6411 and UNSPECV_SYNC_OP.
6412 (emit_unlikely_jump): New.
6413 (emit_load_locked): New.
6414 (emit_store_conditional): New.
6415 (rs6000_split_compare_and_swap): New.
6416 (rs6000_split_lock_test_and_set): New.
6417 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6418 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6419 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6420 rs6000_split_lock_test_and_set): Declare.
6421 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6422 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6423 store_c, isync, sync.
6425 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6427 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6428 filenames to gtyp-gen.h.
6429 (s-typ-gen): Use it in place of for loops.
6431 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6433 * hooks.c (hook_bool_rtx_int_false): New function.
6434 * hooks.h (hook_bool_rtx_int_false): Declare.
6435 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6436 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6437 * target.h (struct gcc_target): Add commutative_p member.
6438 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6439 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6440 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6441 (pa_commutative_p): New function.
6442 * jump.c (target.h): Include.
6443 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6444 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6446 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6448 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6449 (s390_expand_setmem): New.
6450 * config/s390/s390.c: Likewise.
6451 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6453 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6454 general_operand. Call new function "s390_expand_setmem".
6455 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6456 ("setmem_long", "*setmem_long"): ... this.
6458 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6460 * config/s390/s390.c: (optimization_options): Enable
6461 TARGET_MVCLE at -Os.
6462 * doc/invoke.texi: Document changes in default behaviour.
6463 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6465 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6467 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6468 defined by back-end.
6470 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6472 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6473 all sets in the pattern.
6474 * config/rs6000/rs6000.md (stack_protect_testsi,
6475 stack_protect_testdi): Likewise.
6477 2005-07-06 Jeff Law <law@redhat.com>
6479 * tree-vrp.c (simplify_using_ranges): Kill.
6480 (vrp_finalize): Remove call to simplify_using_ranges.
6481 (simplify_stmt_using_ranges): New function extracted from
6482 simplify_using_ranges.
6483 (simplify_div_or_mod_using_ranges): Likewise.
6484 (simplify_abs_using_ranges): Likewise.
6485 (simplify_cond_using_ranges): New function.
6486 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6487 * tree-ssa-propagate.c (substitute_and_fold): Call
6488 simplify_stmt_using_ranges if we have range information.
6490 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6492 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6493 ia64_flag_schedule_isns2.
6495 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6496 reading/writing general registers.
6497 (ia64_function_arg): Revert 2005-06-18 change.
6499 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6501 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6502 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6504 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6506 * function.c (expand_function_end): Revert part of 2005-06-27
6507 patch. Do sjlj_emit_function_exit_after after return_label.
6509 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6511 * doc/install.texi (--disable-libssp): New.
6513 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6515 * doc/invoke.texi: Update -fforce-mem documentation.
6516 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6517 code for -fforce-mem.
6518 * expmed.c: (store_bit_field,store_fixed_bit_field,
6519 extract_bit_field): Ditto.
6520 * expr.c: (convert_move): Ditto.
6521 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6522 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6523 emit_conditional_add,expand_float,expand_fix): Ditto.
6524 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6525 (common_handle_option): Issue warning when -fforce-mem specified.
6527 2005-07-06 Paul Brook <paul@codesourcery.com>
6529 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6531 * configure: Regenerate.
6533 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6535 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6537 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6539 Fix PR tree-optimization/22319
6540 Fix PR tree-optimization/22140
6541 Fix PR tree-optimization/22310
6543 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6544 variable sized types.
6545 Use correct type for intermediate structure on *a = *b structure
6548 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6550 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6552 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6553 (machine_function): Move typedef to...
6554 * config/rs6000/rs6000.c (machine_function): ... here. Add
6555 varargs_save_offset field.
6556 (rs6000_stack_t): Remove varargs_size field.
6557 (setup_incoming_varargs): Allocate varargs save area using
6558 assign_stack_local, try to make it as small as possible.
6559 Save offset from virtual_stack_vars_rtx to the save area
6560 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6561 instead of magic 8 when fp word byte size is used.
6562 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6563 instead of -RS6000_VARARGS_SIZE.
6564 (rs6000_stack_info, debug_stack_info,
6565 rs6000_initial_elimination_offset): Remove all traces of
6567 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6568 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6569 RS6000_VARARGS_AREA.
6571 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6573 PR tree-optimization/21963
6574 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6575 constant_multiple_of in the same way get_computation_cost_at does.
6577 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6579 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6580 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6581 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6582 and return its previous value.
6583 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6584 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6586 (stack_protect_set, stack_protect_test): New expanders.
6587 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6588 stack_protect_testdi): New insns.
6589 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6590 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6592 2005-07-06 Jeff Law <law@redhat.com>
6594 * tree-ssa-dce.c (cfg_altered): New global.
6595 (tree_dce_init): Initialize cfg_altered.
6596 (remove_dead_stmt): If we remove an edge in the CFG, then set
6598 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6601 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6603 * Makefile.in (stamp-collect-ld): Use
6604 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6605 ./collect-ld if it already exists.
6606 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6607 Don't remove ./nm if it already exists.
6609 2005-07-05 Devang Patel <dpatel@apple.com>
6611 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6612 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6613 * tree-vectorizer.c (vect_loop_location): New.
6614 (vect_print_dump_info): Use vect_loop_location.
6615 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6616 (vectorize_loops): Set vect_loop_location.
6617 * tree-vect-analyze.c (vect_analyze_offset_expr,
6618 vect_determin_vectorization_factor, vect_analyze_operations,
6619 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6620 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6621 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6622 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6623 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6624 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6625 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6626 vect_analyze_loop): Adjust vect_print_dump_info API.
6627 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6628 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6629 vect_finish_stmt_generation, vectorizable_assignment,
6630 vectorizable_operation, vectorizable_store, vectorizable_load,
6631 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6632 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6633 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6634 vect_transform_loop): Same.
6635 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6636 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6639 2005-07-05 Randolph Chung <tausq@debian.org>
6641 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6642 * configure: Regenerate.
6643 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6644 (pa_tls_referenced_p): Declare.
6645 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6646 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6647 (legitimize_tls_address): New.
6648 (hppa_legitimize_address): Handle TLS addresses.
6649 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6650 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6651 (emit_move_sequence): Handle TLS addresses.
6652 (pa_encode_section_info): Call default handler to handle common
6654 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6655 (CONSTANT_ADDRESS_P): Reject TLS operands.
6656 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6657 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6658 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6659 (UNSPEC_TLSLE): Define new constants.
6660 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6661 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6662 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6663 (tie_symbolic_operand, tle_symbolic_operand): New
6665 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6667 * aclocal.m4: Update macros for autoconf 2.59 style.
6668 * configure.ac: Likewise.
6670 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6672 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6673 (function_arg): Pass small aggregates in general registers on 32-bit
6675 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6677 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6679 * Makefile.in (final.o): Fix dependencies.
6681 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6685 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6686 * langhooks.c (lhd_expr_to_decl): New.
6687 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6689 (LANG_HOOKS_INITIALIZER): Update.
6690 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6691 expr_to_decl langhook.
6692 * c-tree.h (c_expr_to_decl): Declare.
6693 * c-typeck.c (c_expr_to_decl): New.
6694 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6696 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6698 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6701 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6702 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6704 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6706 * Makefile.in: Adjust dependencies.
6707 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6708 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6709 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6710 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6711 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6712 rest_of_compilation.
6714 * bb-reorder.c (gate_duplicate_computed_gotos,
6715 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6716 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6717 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6718 pass_partition_blocks): New.
6719 * bt-load.c (gate_handle_branch_target_load_optimize,
6720 rest_of_handle_branch_target_load_optimize,
6721 pass_branch_target_load_optimize): New.
6722 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6724 * cfglayout.c (pass_insn_locators_initialize): New.
6725 * cfgrtl.c (pass_free_cfg): New.
6726 * combine.c (gate_handle_combine, rest_of_handle_combine,
6728 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6729 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6730 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6731 * except.c (pass_set_nothrow_function_flags,
6732 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6734 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6735 rest_of_handle_shorten_branches, pass_shorten_branches,
6736 rest_of_clean_state, pass_clean_state): New.
6737 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6738 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6739 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6741 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6742 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6743 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6744 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6746 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6747 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6748 pass_rtl_ifcvt, gate_handle_if_after_combine,
6749 rest_of_handle_if_after_combine, pass_if_after_combine,
6750 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6751 pass_if_after_reload): New.
6752 * integrate.c (pass_initial_value_sets): New.
6753 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6754 pass_purge_lineno_notes): New.
6755 * mode-switching.c (rest_of_handle_mode_switching,
6756 pass_mode_switching): New.
6757 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6758 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6760 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6761 pass_loop_optimize): New.
6762 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6764 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6766 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6767 pass_postreload_cse): New.
6768 * profile.c (gate_handle_profiling, pass_profiling,
6769 rest_of_handle_branch_prob, pass_branch_prob): New.
6770 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6771 pass_split_before_regstack, gate_handle_split_before_regstack,
6772 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6773 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6774 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6775 pass_stack_regs): New.
6776 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6777 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6778 pass_stack_adjustments): New.
6779 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6780 pass_regrename): New.
6781 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6782 pass_delay_slots, gate_handle_machine_reorg,
6783 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6784 * rtl.h (extern void purge_line_number_notes): New.
6785 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6786 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6788 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6790 * value-prof.c (gate_handle_value_profile_transformations,
6791 rest_of_handle_value_profile_transformations,
6792 pass_value_profile_transformations): New.
6793 * var-tracking.c (gate_handle_var_tracking,
6794 pass_variable_tracking): New.
6795 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6797 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6798 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6799 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6800 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6801 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6802 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6803 rest_of_handle_gcse2, rest_of_handle_regmove,
6804 rest_of_handle_tracer, rest_of_handle_if_conversion,
6805 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6806 rest_of_handle_web, rest_of_handle_branch_prob,
6807 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6808 rest_of_handle_jump_bypass, rest_of_handle_combine,
6809 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6810 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6811 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6812 rest_of_handle_mode_switching, rest_of_handle_jump,
6813 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6814 rest_of_handle_flow2, rest_of_handle_jump2,
6815 rest_of_handle_peephole2, rest_of_handle_postreload,
6816 rest_of_handle_shorten_branches, rest_of_clean_state,
6817 rest_of_compilation): Remove.
6819 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6820 * passes.c (dump_flags, in_gimple_form, all_passes,
6821 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6822 register_dump_files, next_pass_1, last_verified, execute_todo,
6823 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6824 from tree-optimize.c.
6825 (init_optimization_passes): Moved from tree-optimize.c,
6826 adding the RTL optimizations.
6827 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6828 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6829 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6830 register_dump_files, next_pass_1, last_verified, execute_todo,
6831 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6832 init_tree_optimization_passes, ipa_passes): Delete.
6833 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6835 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6836 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6838 (ipa_passes): Remove.
6839 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6840 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6841 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6842 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6843 (dump_info_p, dump_flag): Moved to tree-dump.h.
6845 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6847 * passes.c (finish_optimization_passes): Use dump_begin
6848 and dump_end, TDI_end.
6849 (gate_rest_of_compilation): New.
6850 (pass_rest_of_compilation): Use it.
6851 (gate_postreload, pass_postreload): New.
6852 * toplev.c (general_init): Rename init_tree_optimization_passes.
6853 * toplev.h (init_tree_optimization_passes): Rename to
6854 init_optimizations_passes.
6855 * tree-dump.c (dump_flag): Make static.
6856 (dump_files): Remove RTL dumps.
6857 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6858 pass_cleanup_cfg, pass_free_cfg_annotations,
6859 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6860 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6861 * tree-pretty-print.c: Include tree-pass.h.
6862 * cgraph.c: Include tree-dump.h.
6864 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6866 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6867 Only fall back to saying it points to readonly memory if
6870 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6872 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6873 * config/m32r/m32r.c (m32r_compute_frame_size,
6874 m32r_expand_prologue): Take current_function_profile into
6875 account whenever we reference
6876 current_function_uses_pic_offset_table.
6877 (m32r_finalize_pic): Remove.
6878 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6880 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6882 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6883 instead of $<. Don't remove ./as if it already exists.
6885 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6888 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6889 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6890 for complex modes when generating code for PA 1.0.
6891 (VALID_FP_MODE_P): New macro.
6892 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6893 sets for all general and floating point modes. Align wide floating
6894 point modes to even register boundaries to comply with architectural
6896 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6897 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6898 (VALID_FP_MODE_P): New macro.
6899 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6900 sets for all general and floating point modes. Align wide floating
6901 point modes to even register boundaries to comply with architectural
6904 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6906 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6909 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6911 * tree-ssa-structalias.c: Don't include expr.h.
6913 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6915 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6918 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6920 Fix PR tree-optimization/22279
6922 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6925 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6927 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6929 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6931 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6932 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6933 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6934 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6935 config/stormy16/stormy16.c, config/v850/v850.c,
6936 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6937 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6938 Avoid "." or "\n" at end of diagnostics and capital letters at
6939 start of diagnostics.
6940 * combine.c, cse.c: Don't translate dump file output.
6941 * toplev.c (print_version): Only translate output if going to
6944 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6946 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6947 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6950 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6952 * pa.c (fix_range): Fix typo in comment.
6954 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6956 * tree-vrp.c (extract_range_from_assert): Replace
6957 fold (build (...)) with fold_build2.
6959 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6961 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6962 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6963 (format_types_orig, handle_format_attribute): Add support for
6966 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6968 * varasm.c (assemble_variable): Fix format specifier thinko.
6970 2005-07-03 Ira Rosen <irar@il.ibm.com>
6972 PR tree-optimization/22029 (and 22135)
6973 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6974 a phi node before calling dump_vops.
6976 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6978 * tree-dump.h (dump_string_field): Declare.
6979 * tree-dump.c: Use it instead of dump_string.
6980 (dump_string_field): Make non-static.
6982 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6984 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6985 up the minimal CFG stuff always when optimize > 0. Call
6986 split_all_insns_noflow in PIC case if needed.
6988 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6989 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6992 * c-decl.c (c_write_global_declarations): Dump contents of
6994 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6995 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6996 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6997 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7000 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7002 * c-common.h (GCC_DIAG_STYLE): Define.
7003 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7004 version for format checking to 4.1.
7005 * c-format.c: Include toplev.h after c-common.h.
7006 (enum format_type): Add gcc_tdiag_format_type.
7007 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7008 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7009 (format_types_orig): Add gcc_tdiag.
7010 (init_dynamic_diag_info): Support gcc_tdiag formats.
7011 (handle_format_attribute): Likewise.
7012 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7013 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7014 version for format checking to 4.1.
7015 (warning0, warning, error, pedwarn, sorry): Use
7017 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7018 (finish_aliases_1): Do not use %qE.
7019 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7020 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7021 Correct format bugs.
7022 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7023 parameter to unsigned HOST_WIDE_INT.
7024 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7026 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7029 * expr.c (write_complex_part): Use adjust_address for MEM.
7030 (read_complex_part): Same.
7032 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7034 Fix PR tree-optimization/22280
7036 * tree-sra.c (generate_element_init): Remove useless loop.
7038 2005-07-02 Richard Henderson <rth@redhat.com>
7040 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7042 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7044 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7047 * fold-const.c (fold_binary): Handle the return value of
7048 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7049 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7051 2005-07-02 Jeff Law <law@redhat.com>
7053 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7054 a eliminate type conversion which feeds an equality comparison
7055 if the original type or either operand in the comparison is a
7058 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7060 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7061 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7063 * config/avr/avr.c: Do not use '`' as left quote.
7064 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7065 Remove "." from end of diagnostics. Make diagnostics start with
7068 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7069 Joseph S. Myers <joseph@codesourcery.com>
7071 * toplev.c (default_tree_printer): Handle setting location with
7073 * c-objc.common.c (c_tree_printer): Likewise.
7074 * c-format.c (gcc_diag_flag_specs): Add '+'.
7075 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7076 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7078 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7079 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7080 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7081 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7082 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7083 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7084 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7085 format arguments where %J is used without %D.
7087 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7089 * gcc.c (LINK_SSP_SPEC): Define.
7090 (link_ssp_spec): New variable.
7091 (LINK_COMMAND_SPEC): Add %(link_ssp).
7092 (static_specs): Add link_ssp_spec.
7093 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7094 * configure: Rebuilt.
7095 * config.in: Rebuilt.
7097 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7098 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7099 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7100 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7101 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7102 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7103 -0x7008(2) instead of reading __stack_chk_guard variable.
7104 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7106 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7107 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7108 if TARGET_THREAD_SSP_OFFSET is defined.
7109 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7110 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7113 2005-06-27 Richard Henderson <rth@redhat.com>
7114 * libgcc-std.ver (GCC_4.1.0): New.
7115 * libgcc.h (__stack_chk_guard): Declare.
7116 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7117 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7118 * mklibgcc.in (lib2funcs): Add them.
7120 2005-07-01 Richard Henderson <rth@redhat.com>
7122 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7123 void * before struct sigcontext *.
7124 (x86_fallback_frame_state): Likewise.
7126 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7128 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7130 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7133 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7134 we check for SSA_NAME for.
7136 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7138 Fix PR tree-optimization/22071
7140 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7142 (get_constraint_for_component_ref): Use it.
7144 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7147 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7148 print out the last new line.
7150 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7152 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7153 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7154 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7155 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7156 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7157 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7158 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7159 (enum reg_class): New member CC0_REGS.
7160 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7161 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7162 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7163 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7164 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7165 Adjust for register now described.
7167 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7170 * config/i386/i386.md (stack_protect_test_si,
7171 stack_protect_test_di): Add earlyclobber for scratch 3.
7172 * config/rs6000/rs6000.md (stack_protect_testsi,
7173 stack_protect_testdi): Add earlyclobber for scratch 3,
7174 remove earlyclobber from scratch 4.
7176 Older entries for 2005 can be found in ChangeLog-2005.