1 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3 Fix PR tree-optimization/22488
4 * tree-ssa-structalias.c (check_for_overlaps): New function.
5 (create_variable_info_for): Use it.
7 2005-10-06 Richard Henderson <rth@redhat.com>
10 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
11 (dwarf2out_start_source_file): Print it.
13 2005-10-06 Geoffrey Keating <geoffk@apple.com>
15 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
17 2005-10-06 Richard Henderson <rth@redhat.com>
20 * mode-switching.c (optimize_mode_switching): Clear transp bit
21 for block with incomming abnormal edges.
23 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
24 (fpscr_set_from_mem): Use them.
25 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
26 (fpscr postinc splitters): Rewrite as peephole2+split.
28 2005-10-06 David Edelsohn <edelsohn@gnu.org>
30 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
31 (eq<mode>_compare): Same.
33 2005-10-06 Richard Guenther <rguenther@suse.de>
35 PR tree-optimization/24238
36 * tree-ssa-alias.c (find_used_portions): Handle PARAM_DECL.
38 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
40 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
41 here. Use AC_PATH_PROG for environment variables instead of
43 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
45 * configure: Regenerated.
47 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
50 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
51 then force it into a register.
52 (call_value): Likewise.
54 2005-10-06 Richard Henderson <rth@redhat.com>
57 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
58 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
61 2005-10-05 Devang Patel <dpatel@apple.com>
64 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
65 handling constants. Check NAMESPACE_DECL context for constants.
67 2005-10-05 Eric Christopher <echristo@apple.com>
69 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
71 2005-10-05 Richard Henderson <rth@redhat.com>
74 * tree-cfg.c (mark_array_ref_addressable_1): New.
75 (mark_array_ref_addressable): New.
76 * tree-flow.h (mark_array_ref_addressable): Declare.
77 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
79 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
83 * reload.c (subst_reloads): When adding a REG_LABEL to a
84 jump instruction, also update JUMP_LABEL.
86 2005-10-05 David Edelsohn <edelsohn@gnu.org>
88 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
89 * bb-reorder.c (copy_bb_p): Use it.
90 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
92 2005-10-05 Richard Henderson <rth@redhat.com>
95 * toplev.c (process_options): Warn about unsupported combinations
96 of unwind tables and omit-frame-pointer.
97 * config/i386/i386.c (override_options): Similarly. Enable
98 accumulate-outgoing-args if not explicitly disabled.
100 2005-10-05 Steve Ellcey <sje@cup.hp.com>
102 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
103 Handle big endian vs. small endian.
104 (vec_initv2sf): Handle big endian vs. small endian.
105 (*vec_extractv2sf_1): Ditto.
107 2005-10-05 Dale Johannesen <dalej@apple.com>
109 * convert.c (convert_to_real): Don't convert
110 (float)floor(double d) to floorf((float)d).
112 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
114 * config/arm/arm.md (insv): Use gen_int_mode in more places.
116 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
118 PR tree-optimization/18587
119 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
120 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
121 build_vuses): Change to VEC type.
122 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
123 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
124 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
125 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
126 (get_name_decl): New. Return DECL_UID of base variable.
127 (operand_build_cmp): New. qsort comparison routine.
128 (operand_build_sort_virtual): New. Sort virtual build vector.
129 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
130 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
131 (FINALIZE_BASE): Use get_name_decl.
132 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
133 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
134 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
135 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
136 direct VEC_* manipulations.
137 (build_ssa_operands): Call operand_build_sort_virtual.
138 (copy_virtual_operand, create_ssa_artficial_load_stmt,
139 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
140 with direct VEC_* manipulations.
141 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
142 with direct VEC manipulations.
144 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
146 PR tree-optimization/21419
147 PR tree-optimization/24146
148 PR tree-optimization/24151
150 * c-typeck.c (readonly_error): Handle USE being lv_asm.
151 (build_asm_expr): Call it if outputs are read-only.
152 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
154 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
155 Paolo Bonzini <bonzini@gnu.org>
159 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
160 enable the instructions and not just the built-ins.
161 * doc/invoke.texi (x86 Options): Likewise.
163 2005-10-04 Geoffrey Keating <geoffk@apple.com>
165 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
167 * doc/invoke.texi (Option Summary): Correct spelling
168 of -mmacosx-version-min.
170 2005-10-04 Devang Patel <dpatel@apple.com>
172 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
175 2005-10-04 Steve Ellcey <sje@cup.hp.com>
177 * tree-vect-transform.c (vect_create_epilog_for_reduction):
178 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
180 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
182 * config/s390/s390.md ("TDSI","DP"): New mode macros.
183 ("TE","tg"): New mode attributes.
184 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
185 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
186 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
187 dword_mode and one for GPRmode.
189 2005-10-04 Ian Lance Taylor <ian@airs.com>
191 PR preprocessor/13726
192 * c-ppoutput.c (cb_include): Add comments parameter, and print out
193 any comments passed in.
195 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
197 * tree.c (annotate_with_file_line): Fix typo.
199 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
202 * builtins.c (fold_builtin_memcmp): When constructing the pointer
203 type used to access data in the inlined length == 1 case, use
204 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
205 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
207 2005-10-04 Uros Bizjak <uros@kss-loka.si>
209 * config/i386/i386.h (TARGET_FISTTP): Enable also for
210 TARGET_SSE3 and only for TARGET_80387.
211 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
212 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
213 Do not depend on TARGET_80387.
215 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
217 * tree.c (last_annotated_node): Change type to location_t*.
218 (annotate_with_file_line): Reflect the change of
219 last_annotated_node type.
221 2005-10-04 Richard Guenther <rguenther@suse.de>
224 * c-decl.c (grokdeclarator): Don't write to fields
227 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
230 * c-decl.c (finish_decl): Use set_user_assembler_name even for
232 * varasm.c (make_decl_rtl): If a register variable does not
233 have a set user assmbler name, error out.
234 Decode the asmspec is now name+1 bypassing '*'.
236 2005-10-04 Steven Bosscher <stevenb@suse.de>
238 PR tree-optimization/23049
239 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
240 of a COND_EXPR is folded before calling fold on the whole rhs of a
241 conditional assignment.
242 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
243 document that a COND_EXPR may appear there.
245 2005-10-03 Diego Novillo <dnovillo@redhat.com>
248 * tree-vrp.c (extract_range_from_assert): If the new numeric
249 range created out of the assertion contradicts the existing
250 numeric range of the ASSERT_EXPR variable, make the new range
253 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
255 * config/sh/sh.c (sh_register_move_cost): Add case for moving
256 from T_REGS to FP register class.
258 2005-10-03 Richard Henderson <rth@redhat.com>
261 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
262 before creating a new one.
264 2005-10-03 David Edelsohn <edelsohn@gnu.org>
266 * config/rs6000/t-aix43 (LDFLAGS): New.
267 * config/rs6000/t-aix52 (LDFLAGS): New.
269 2005-10-03 Ian Lance Taylor <ian@airs.com>
271 * gimplify.c (find_single_pointer_decl_1): New static function.
272 (find_single_pointer_decl): New static function.
273 (internal_get_tmp_var): For a formal variable, set restrict base
274 information if appropriate.
275 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
277 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
278 (DECL_GET_RESTRICT_BASE): Define.
279 (SET_DECL_RESTRICT_BASE): Define.
280 (decl_restrict_base_lookup): Declare.
281 (decl_restrict_base_insert): Declare.
282 (struct tree_decl_with_vis): Add based_on_restrict_p field.
283 * tree.c (restrict_base_for_decl): New static variable.
284 (init_ttree): Initialize restrict_base_for_decl.
285 (copy_node_stat): Copy restrict base information.
286 (decl_restrict_base_lookup): New function.
287 (decl_restrict_base_insert): New function.
288 (print_restrict_base_statistics): New static function.
289 (dump_tree_statistics): Call print_restrict_base_statistics.
291 2005-10-02 Diego Novillo <dnovillo@redhat.com>
294 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
297 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
300 * c-typeck.c (tagged_tu_seen): Rename to ...
301 (tagged_tu_seen_cache): this and add val field.
302 (comptypes): Move functional to comptypes_internal
303 and free tagged_tu_seen.
304 (comptypes_internal): New function and call comptypes_internal
305 instead of comptypes. Speed up by sibcalling
306 tagged_types_tu_compatible_p.
307 (alloc_tagged_tu_seen): New function
308 (free_all_tagged_tu_seen_up_to): New function.
309 (tagged_types_tu_compatible_p): Return the val of the seen two
311 Add that the two types are the same to tagged_tu_seen_base
312 if they are and call comptypes_internal instead of comptypes.
313 <case UNION_TYPE>: Speed up common type where the fields are
315 (function_types_compatible_p): Call comptypes_internal instead of
317 (type_lists_compatible_p): Likewise.
318 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
320 2005-10-02 Matthias Klose <doko@debian.org>
322 * doc/invoke.texi: Fix typo and speling error.
324 2005-10-01 Richard Henderson <rth@redhat.com>
326 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
328 2005-10-01 Mark Mitchell <mark@codesourcery.com>
330 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
331 using --start-group and --end-group.
333 2005-10-01 Diego Novillo <dnovillo@redhat.com>
335 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
336 FIXME note regarding quirky semantics.
338 2005-10-01 Diego Novillo <dnovillo@redhat.com>
341 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
342 non-null range as a last resort.
344 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
345 Diego Novillo <dnovillo@redhat.com>
348 * tree-vrp.c (extract_range_from_assert): For !=
349 assertions, only build an anti-range if LIMIT is a
352 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
354 * arm.md (movqi): On thumb when optimizing, handle loading from
355 memory by describing this as taking a subreg of a zero-extended load
356 into an SImode register.
359 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
361 * reload1.c (merge_assigned_reloads): Do not change any
362 RELOAD_FOR_OUTPUT_ADDRESS reloads.
364 2005-09-30 Geoffrey Keating <geoffk@apple.com>
366 * Makefile.in (LIPO_FOR_TARGET): Define.
367 (STRIP_FOR_TARGET): Define.
369 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
370 before creating new ones. Do symlinks before creating the actual
373 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
374 to work out which multilibs are actually being built.
376 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
378 * tree-vect-transform.c, config/ms1/ms1.md,
379 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
380 Follow spelling conventions.
381 * doc/invoke.texi, doc/md.texi: Fix typos.
383 2005-09-30 Andrew Macleod <amacleod@redat.com>
385 PR tree-optimization/21430
386 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
387 use operands, and set stmt pointer if need be.
388 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
389 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
392 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
395 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
397 2005-09-29 Mark Mitchell <mark@codesourcery.com>
399 * optabs.c (expand_binop): Initialize first_pass_p.
401 2005-09-29 Jakub Jelinek <jakub@redhat.com>
404 * c-decl.c (c_write_global_declarations_1): If any
405 wrapup_global_declaration_2 call returned true, restart the loop.
407 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
409 Fix PR tree-optimization/24117
410 * tree-ssa-structalias.c (find_func_aliases): Strip nops
411 before considering whether to use anyoffset.
413 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
417 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
419 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
421 (swap_commutative_operands_with_target): New.
423 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
426 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
429 2005-09-29 Steven Bosscher <stevenb@suse.de>
431 PR tree-optimization/23911
432 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
433 and IMAGPART_EXPR too.
435 2005-09-28 Mark Mitchell <mark@codesourcery.com>
438 * expmed.c (expand_shift): Move logic to reverse rotation
439 direction when rotating by constants ...
440 * optabs.c (expand_binop): ... here.
441 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
442 (ix86_rotrdi3): New pattern.
443 (rotldi3): Handle 32-bit mode.
444 (ix86_rotldi3): New pattern.
446 2005-09-29 Alan Modra <amodra@bigpond.net.au>
449 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
450 check for numbers that need no bit twiddle.
452 2005-09-28 Geoffrey Keating <geoffk@apple.com>
454 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
455 multilib to be built.
457 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
458 (stage1-start): Delete old libgcc and libunwind before moving
459 anything into the stage directory.
460 (stage2-start): Likewise.
461 (stage3-start): Likewise.
462 (stage4-start): Likewise.
463 (stageprofile-start): Likewise.
464 (stagefeedback-start): Likewise.
465 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
466 header in tm_file and CPU-specific t-darwin in tmake_file.
467 (i[34567]86-*-darwin*): Don't change tm_file.
468 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
469 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
470 shared library stub for target OS version.
471 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
472 (SHLIB_LINK): Don't make SHLIB_SOLINK.
473 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
474 (libgcc_s.%.dylib): New.
476 (install-darwin-libgcc-stubs): New.
477 (INSTALL_LIBGCC): New append.
478 * config/i386/darwin-libgcc.10.4.ver: New.
479 * config/i386/darwin-libgcc.10.5.ver: New.
480 * config/i386/t-darwin: New.
481 * config/rs6000/darwin-libgcc.10.4.ver: New.
482 * config/rs6000/darwin-libgcc.10.5.ver: New.
483 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
484 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
486 2005-09-28 Paul Brook <paul@codesourcery.com>
488 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
491 2005-09-28 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/23853
494 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
495 host_integerp to verify misalignment value.
497 2005-09-28 Richard Henderson <rth@redhat.com>
499 * builtins.c (get_builtin_sync_mode): New.
500 (expand_builtin_sync_operation): Pass in mode argument.
501 (expand_builtin_compare_and_swap): Likewise.
502 (expand_builtin_lock_test_and_set): Likewise.
503 (expand_builtin_lock_release): Likewise.
504 (expand_builtin): Update to match.
506 2005-09-28 Nick Clifton <nickc@redhat.com>
508 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
509 formatting. Add check to PLUS case to ensure that the offset is
510 within an acceptable range.
512 * config/v850/v850.md (casesi): Disable the generation of the
513 switch pattern as it is not being handled properly at the moment.
515 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
516 for when the high words are identical.
518 2005-09-27 Richard Henderson <rth@redhat.com>
520 * pretty-print.c (pp_base_format): Fix typo for %>.
522 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
523 Devang Patel <dpatel@apple.com>
525 PR tree-optimization/23625
526 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
527 LABEL_EXPR, assertion check.
529 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
531 * optabs.c (no_conflict_move_test): Check if a result of a
532 to-be-moved insn would be clobbered by an originally
535 2005-09-27 Jeff Law <law@redhat.com>
537 * passes.c (init_optimization_passes): Replace copy propagation
538 passes immediately after DOM with phi-only copy propagation
539 pases. Add phi-only copy propagation pass after first DOM pass.
540 * tree-pass.h (pass_phi_only_copy_prop): Declare.
541 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
542 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
543 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
544 to init_copy_prop. Callers updated.
545 (do_phi_only_copy_prop): New function.
546 (pass_phi_only_copy_prop): New pass descriptor.
548 2005-09-27 Nick Clifton <nickc@redhat.com>
550 * libgcc2.c (__popcount_tab): Remove redundant prototype.
552 2005-09-26 Jason Merrill <jason@redhat.com>
555 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
557 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
559 2005-09-26 James E Wilson <wilson@specifix.com>
561 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
562 copyright. Add gcc copyright plus libgcc exception.
563 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
565 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
567 2005-09-26 Jeff Law <law@redhat.com>
569 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
570 about when to iterate.
572 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
575 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
576 for __complex__ double in -mcpu=G5 mode.
578 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
580 PR tree-optimization/23942
581 * Makefile.in (SCEV_H): Depends on PARAMS_H.
582 * tree-scalar-evolution.c: Include params.h.
584 (follow_ssa_edge, follow_ssa_edge_in_rhs,
585 follow_ssa_edge_in_condition_phi_branch,
586 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
587 Change return type to t_bool. Use a parameter to limit the size of
588 trees that are walked before stopping
589 (analyze_evolution_in_loop): Initialize the limit to 0.
590 (follow_ssa_edge): Give up by returning t_dont_know if the limit
591 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
593 2005-09-26 Uros Bizjak <uros@kss-loka.si>
596 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
597 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
599 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
601 * combine.c (make_extraction): Check for valid use of subreg.
603 2005-09-26 Uros Bizjak <uros@kss-loka.si>
606 * config/i386/i386.md ("*fistdi2_1"): New pattern.
607 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
608 ("fist<mode>2_with_temp"): Use only register operands.
610 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
612 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
613 CALL_INSN_FUNCTION_USAGE.
615 2005-09-26 Richard Guenther <rguenther@suse.de>
618 * gcse.c: Include hashtab.h, define ldst entry hashtable.
619 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
620 (ldst_entry): Use the hashtable instead of list-walking.
621 (find_rtx_in_ldst): Likewise.
622 (free_ldst_entry): Free the hashtable.
623 (compute_ld_motion_mems): Create the hashtable.
624 (trim_ld_motion_mems): Remove entry from hashtable if
625 removing it from list.
626 (compute_store_table): Likewise^2.
627 (store_motion): Free hashtable in case we did not see
630 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
632 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
633 and arg1 if we are passing them to fold_build2.
635 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
638 * config/i386/i386.c (ix86_function_regparm): Fix the test for
641 2005-09-25 Richard Henderson <rth@redhat.com>
643 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
644 SYMBOL_REF_TLS_MODEL to be correct.
646 2005-09-24 Richard Henderson <rth@redhat.com>
648 * ipa-type-escape.c (discover_unique_type): Remove dead code at
649 end of function. Reindent.
651 2005-09-24 Ian Lance Taylor <ian@airs.com>
653 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
654 NEGATE_EXPR/BIT_NOT_EXPR case.
656 2005-09-24 Richard Henderson <rth@redhat.com>
658 * c-common.c (handle_mode_attribute): When not modifying in place,
659 create subtypes for enumerations.
660 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
661 * gimplify.c (create_tmp_from_val): Likewise.
663 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
665 * config/i386/i386.md (*tls_global_dynamic_64,
666 *tls_local_dynamic_base_64): Add missing mode to call.
667 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
669 2005-09-24 Jan Hubicka <jh@suse.cz>
671 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
672 (cgraph_clone_node): Likewise.
673 * cgraph.h (cgraph_clone_edge): Update prototype.
674 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
675 duplicated prototypes; add updating argument.
676 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
677 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
679 (cgraph_mark_inline_edge): Likewise.
680 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
681 (cgraph_flatten_node): Likewise.
682 (cgraph_decide_recursive_inlining): Likewise.
683 (cgraph_decide_inlining_of_small_function): Likewise.
684 * tree-optimize.c (tree_rest_of_compilation): Likewise.
686 2005-09-23 David Edelsohn <edelsohn@gnu.org>
687 Pete Steinmetz <steinmtz@us.ibm.com>
689 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
690 (rldic.): Set type to "compare".
692 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
693 mfjmpr for MFCTR/MFLR.
694 (movdf_hardfloat64): Same.
695 (movdf_softfloat64): Same. Correct order of store and move types.
696 (movti_string): Set type to store_ux/load_ux.
697 (load_multiple): Set type to load_ux.
698 (store_multiple): Set type to store_ux.
699 (movmemsi): Set type to store_ux.
700 (output_cbranch direct_return): Set type to jmpreg.
701 (stmw): Set type to store_ux.
702 (lmw): Set type to load_ux.
703 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
704 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
705 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
706 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
707 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
708 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
709 (rios1-fpstore): Increase latency to 3.
710 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
711 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
713 2005-09-23 David Edelsohn <edelsohn@gnu.org>
714 Andrew Pinski <pinskia@physics.uc.edu>
716 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
717 operand2 constraint to "b".
718 (sync_<fetchop_name>di_internal): Same.
719 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
721 (sync_old_<fetchop_name>di_internal): Same.
722 (sync_new_<fetchop_name>si_internal): Same.
723 (sync_new_<fetchop_name>di_internal): Same.
725 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
728 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
729 case, define as macros.
731 PR rtl-optimization/23837
732 * optabs.c (no_conflict_move_test): Don't set must_stay for a
733 clobber / clobber match between dest and p->first.
735 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
736 (no_conflict_move_test): Update comments.
738 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
740 * doc/install.texi: Update URL for Jacks.
741 * doc/sourcebuild.texi: Likewise.
743 2005-09-22 David Edelsohn <edelsohn@gnu.org>
746 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
747 registers when choosing register preferences.
748 (movdf_hardfloat64): Same.
750 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
752 * expmed.c (expand_shift): Don't use the target of the rotate as
753 target for the first expanded shift insn.
754 * testsuite/gcc.dg/20050922-1.c: Testcase added.
756 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
758 PR tree-optimization/22438
759 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
760 preserved iv rhs rewriting specially.
762 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
764 * tree-data-ref.c (analyze_array_indexes): Only estimate when
765 estimate_only is true.
766 * tree-flow.h (ref_contains_indirect_ref): New prototype.
767 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
768 tree-ssa-structalias.c
769 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
770 ref_contains_indirect_ref.
771 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
773 2005-09-21 DJ Delorie <dj@redhat.com>
775 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
777 (mn10300_return_in_memory): Support variable size types also.
778 (mn10300_pass_by_reference): Likewise.
779 (mn10300_function_value): New.
780 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
781 (FUNCTION_OUTGOING_VALUE): Likewise.
782 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
783 * doc/invoke.texi: Document it.
785 2005-09-21 Uros Bizjak <uros@kss-loka.si>
788 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
789 force integer op1 into register for XFmode compares.
791 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
794 * expmed.c (alg_code): Add alg_impossible.
795 (alg_hash_entry): Add cost.
796 (synth_mult): Record alg_impossible in the hash table if
797 multiplication by a given integer is impossble within the
798 limit. Speed up using alg_impossible.
800 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
802 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
803 argument. Allow and set any offset if needs_anyoffset is passed
805 (get_constraint_for): Add argument here too.
807 (do_structure_copy): Pass NULL to get_constraint_for.
808 (handle_ptr_arith): Ditto.
809 (find_func_aliases): Ditto.
811 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
813 PR rtl-optimization/23898
814 * output.h (get_attr_min_length): Declare.
815 * final.c (get_attr_length_1): New function, broken out of:
817 (get_attr_min_length): New function.
818 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
819 (duplicate_computed_gotos): Likewise.
820 * genattr.c (insn_min_length): Generate declaration.
821 * genattrtab.c (min_fn, min_attr_value): New functions.
822 (make_length_attrs): Generate insn_min_length.
824 2005-09-20 Steve Ellcey <sje@cup.hp.com>
826 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
828 2005-09-20 Richard Henderson <rth@redhat.com>
830 PR tree-optimization/24059
831 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
834 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
836 * c.opt (fextended-identifiers): New.
837 * c-opts.c (c_common_handle_option): Handle
838 -fextended-identifiers.
839 * doc/cpp.texi: Update documentation of extended identifiers.
840 * doc/cppopts.texi (-fextended-identifiers): Document.
842 2005-09-20 Jakub Jelinek <jakub@redhat.com>
844 PR tree-optimization/23929
845 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
848 PR tree-optimization/23818
849 * tree-stdarg.c (execute_optimize_stdarg): Call
850 calculate_dominance_info.
852 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
854 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
855 (analyze_siv_subscript_cst_affine): Add weak SIV test.
856 (compute_overlap_steps_for_affine_1_2): Use
857 get_number_of_iters_for_loop.
858 (analyze_subscript_affine_affine): Check whether difference is
860 Use get_number_of_iters_for_loop.
861 Check whether overlap occurs outside of bounds.
862 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
864 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
866 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
867 base register if possible.
869 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
871 PR tree-optimization/18463
872 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
873 converting it directly is not possible.
874 (chrec_convert_aggressive): New function.
875 * tree-chrec.h (chrec_convert_aggressive): Declare.
876 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
877 Fold chrec conversions aggressively if asked to.
878 (instantiate_parameters): Modified because of changes in
879 instantiate_parameters_1.
881 2005-09-19 Richard Henderson <rth@redhat.com>
883 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
884 (reduc_splus_v2df): New.
886 2005-09-19 Richard Sandiford <richard@codesourcery.com>
888 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
889 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
891 2005-09-19 Richard Henderson <rth@redhat.com>
893 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
896 2005-09-19 Richard Henderson <rth@redhat.com>
898 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
899 (ia64_expand_dot_prod_v8qi): New.
900 * config/ia64/ia64-protos.h: Update.
901 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
902 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
903 sdot_prodv8qi, sdot_prodv4hi): New.
904 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
906 2005-09-19 Richard Henderson <rth@redhat.com>
909 * real.c (exact_real_truncate): Return false if the format cannot
910 represent the number as a normal.
912 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
915 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
917 * tree-ssa-operands.c (swap_tree_operands): Export.
918 * tree.h (swap_tree_operands): Declare.
919 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
920 Call swap_tree_operands.
922 2005-09-19 Richard Henderson <rth@redhat.com>
924 * tree-flow.h (merge_alias_info): Declare.
925 * tree-ssa-copy.c (merge_alias_info): Export.
926 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
927 (vect_create_data_ref_ptr): Use create_iv directly.
928 (vectorizable_load): Use correct types for integer constants.
929 (vect_generate_tmps_on_preheader): Likewise.
930 (vect_gen_niters_for_prolog_loop): Likewise.
932 2005-09-19 Steven Bosscher <stevenb@suse.de>
934 PR rtl-optimization/23943
935 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
937 2005-09-18 Jan Hubicka <jh@suse.cz>
939 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
941 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
943 * varasm.c (output_constant): Do not abort on conversions to union
944 types between different sizes.
946 2005-09-18 Richard Guenther <rguenther@suse.de>
949 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
952 2005-09-18 Paul Brook <paul@codesourcery.com>
954 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
956 2005-09-17 Richard Henderson <rth@redhat.com>
958 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
959 * tree-ssa-loop.c (pass_vect_dce): Remove.
960 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
963 2005-09-17 Richard Henderson <rth@redhat.com>
965 * tree-pass.h (pass_vect_dce): Declare.
966 * passes.c (init_optimization_passes): Add it.
967 * tree-flow.h (tree_ssa_dce): Declare.
968 * tree-ssa-dce.c (tree_ssa_dce): Export.
969 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
970 (gate_tree_vectorize): ... here.
971 (pass_vect_dce): New.
973 2005-09-17 Jan Hubicka <jh@suse.cz>
975 * except.c (struct eh_status): Turn region_array into vec.
976 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
977 convert_from_eh_region_ranges, find_exception_handler_labels,
978 current_function_has_exception_handlers, assign_filter_values,
979 build_post_landing_pads, dw2_build_landing_pads,
980 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
981 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
982 foreach_reachable_handler, can_throw_internal_1,
983 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
985 (duplicate_eh_region_1): Update region_array.
986 (duplicate_eh_regions): Resize region_array and avoid recomputing.
988 2005-09-17 David Edelsohn <edelsohn@gnu.org>
991 * expmed.c (expand_mult): Substitute simple register for op0 when
994 2005-09-17 Richard Henderson <rth@redhat.com>
996 * expr.c (emit_move_via_integer): Add force argument, pass it on
997 to emit_move_change_mode. Update callers.
998 (emit_move_complex): Pass true to new force argument.
999 * function.c (expand_function_end): Move expand_eh_return call
1000 earlier. Merge sub-word complex values into a pseudo before
1001 copying to the return hard register.
1003 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1005 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1006 between different sizes.
1008 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1012 * passes.c (init_optimization_passes): Register dump files for
1015 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1017 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1018 * config/s390/s390.c (s390_overlap_p): New function.
1019 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1020 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1023 2005-09-16 Richard Guenther <rguenther@suse.de>
1025 * ipa-pure-const.c (static_execute): Free auxiliar information.
1026 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1027 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1029 2005-09-15 DJ Delorie <dj@redhat.com>
1031 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1033 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1035 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1037 (swap_commutative_operands_with_target): New.
1039 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1041 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1044 (estimate_iters_using_array): New function.
1045 * tree-data-ref.h (estimate_iters_using_array): Prototype
1046 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1047 Use estimate_iters_using_array instead of analyze_array.
1049 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1051 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1054 2005-09-15 Michael Matz <matz@suse.de>
1056 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1058 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1060 PR tree-optimization/23835
1061 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1062 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1064 2005-09-14 Richard Henderson <rth@redhat.com>
1066 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1067 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1069 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1071 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1072 in the ARRAY_TYPE case.
1074 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1076 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1078 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1081 * tree-vect-transform.c (vectorizable_operation): Return false for
1082 scalar shift operations and for vector shift operations with
1083 non-invariant shift arguments. Use scalar tree operand op1 as
1084 a shift operand when vector shift insn pattern uses scalar shift
1086 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1088 2005-09-14 Olivier Hainque <hainque@adacore.com>
1090 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1091 value if it has side-effects.
1093 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1096 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1098 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1100 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1101 passed as NAME as if it were label at start of function code.
1103 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1105 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1108 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1110 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1111 as early clobber. Rewrite so the PIC register is not implicitly used.
1113 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1115 * tree.c (annotate_with_file_line): Compare line numbers before
1118 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1121 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1122 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1124 2005-09-13 Ian Lance Taylor <ian@airs.com>
1126 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1127 than a HOST_WIDEST_INT to gen_doloop_begin.
1129 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1131 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1133 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1135 PR tree-optimize/23817
1136 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1138 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1141 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1142 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1143 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1144 (restore_stack_nonlocal): Likewise.
1145 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1147 2005-09-12 Ian Lance Taylor <ian@airs.com>
1150 * c.opt (ffriend-injection): New C++ option.
1151 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1152 (C++ Dialect Options): Document -ffriend-injection.
1154 2005-09-12 Josh Conner <jconner@apple.com>
1157 * ipa-reference.c (static_execute): Don't mark variables in
1158 named sections TREE_READONLY.
1160 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1162 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1165 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1167 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1168 V_MUST_DEF instead of just the first_use_p.
1169 Don't mark the virtual variables for renaming on the statement which
1171 (pass_dse): Remove TODO_update_ssa.
1173 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1176 * stor-layout.c (compute_record_mode): For records with a single
1177 field, actually check the field's mode size against the type size.
1179 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1180 registers for TARGET_SHMEDIA.
1181 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1182 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1183 of GENERAL_REGS and FP_REGS.
1185 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1187 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1189 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1191 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1192 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1193 are omitted. Exclude stack_tie insn too.
1195 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1197 PR rtl-optimization/23098
1198 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1200 * config/rs6000/rs6000.md (movdf splitter): Use
1201 const_double_operand predicate for TARGET_POWERPC64.
1202 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1203 SYMBOL_REF method to ABI_V4.
1205 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1206 replace_equiv_address.
1207 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1208 rs6000_sr_alias_set and MEM_NOTRAP.
1209 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1211 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1213 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1214 handle CALL_EXPR again.
1216 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1218 * arm/predicates.md (alignable_memory_operand): Delete.
1220 2005-09-10 Richard Henderson <rth@redhat.com>
1223 * dbxout.c (dbxout_expand_expr): New.
1224 (dbxout_symbol): Use it.
1226 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1228 * arm.c (arm_gen_rotated_half_load): Delete.
1229 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1230 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1231 (thumb_set_return_address): Likewise.
1232 (thumb_load_double_from_address): Use adjust_address.
1233 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1234 (extendhsisi2_mem, movhi_bytes): Use change_address.
1235 (movhi): Use widen_memory_access.
1236 (reload_out_df): Use replace_equiv_address.
1237 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1239 2005-09-09 Richard Henderson <rth@redhat.com>
1242 * dbxout.c: Include expr.h.
1243 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1244 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1245 * Makefile.in (dbxout.o): Add EXPR_H.
1247 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1249 PR tree-optimization/23509
1250 * tree-cfg.c (replace_uses_by): Use replace_exp.
1251 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1252 pointers have name_mem_tag or type_mem_tag set.
1254 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1256 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1257 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1258 of wrongly accessing operands.
1260 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1262 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1263 * tree-chrec.c: Include tree-scalar-evolution.h.
1264 (chrec_convert): Instantiate the base and step before calling
1265 scev_probably_wraps_p that would fail on parametric evolutions.
1266 Collect all the fails into a single section failed_to_convert,
1267 print a diagnostic, and return chrec_dont_know instead of calling
1269 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1270 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1272 (scev_const_prop): Don't replace the definition of a loop closed ssa
1273 phi node by itself, or by another loop closed ssa phi node.
1274 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1275 that base and step are defined.
1277 2005-09-09 Richard Guenther <rguenther@suse.de>
1280 * fold-const.c (fold_ternary): Check truth_value_p before
1281 calling invert_truthvalue.
1283 2005-09-09 Nick Clifton <nickc@redhat.com>
1285 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1286 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1287 dimension of these arrays.
1288 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1290 * longlong.h: Only provide a prototype for the __clz_tab[] array
1291 if this header has not been included from libgcc2.h.
1292 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1294 Provide prototypes for exported functions.
1295 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1298 2005-09-08 Josh Conner <jconner@apple.com>
1302 * expr.c (expand_expr_addr_expr_1): Don't invoke
1303 expand_simple_binop for EXPAND_INITIALIZER.
1305 2005-09-08 Richard Henderson <rth@redhat.com>
1308 * toplev.c (wrapup_global_declaration_1): Split out ...
1309 (wrapup_global_declaration_2): ... from ...
1310 (wrapup_global_declarations): ... here. Return bool.
1311 (check_global_declaration_1): Split out ...
1312 (check_global_declarations): from here.
1313 (emit_debug_global_declarations): New.
1314 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1315 check_global_declaration_1, emit_debug_global_declarations): Declare.
1316 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1317 of decls. Call wrapup_global_declaration_1,
1318 wrapup_global_declaration_2, check_global_declaration_1 directly.
1319 (c_write_global_declarations_2): New.
1321 (c_write_global_declarations): Call c_write_global_declarations_2.
1322 * langhooks.c (write_global_declarations): Call
1323 emit_debug_global_declarations.
1325 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1326 remove decls that have DECL_RTL_SET_P.
1327 * passes.c (rest_of_decl_compilation): Invoke
1328 cgraph_varpool_finalize_decl for all but functions.
1330 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1332 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1333 the result of a conversion if the new min and max cannot be compared.
1335 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1337 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1338 (override_options): Setting s390_sr_alias_set removed.
1339 (save_fpr, save_gprs): Set alias set to vararg or frame.
1340 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1341 s390_sr_alias_set with get_frame_alias_set ().
1342 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1343 get_varargs_alias_set ().
1345 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1349 * c-parser.c (c_parser_objc_method_definition): If the next
1350 token is not "{", error out and don't start the function.
1352 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1354 * tree-vrp.c (extract_range_from_expr): Move the check for non
1355 nullness after the check for gimple invariant.
1357 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1359 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1361 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1364 * config/m32r.md (movmemsi_internal): Canonicalize order of
1365 operands in PLUS component of template.
1367 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1369 * reload1.c (fixup_eh_region_note): Remove assertion.
1370 (fixup_abnormal_edges): Reverted removal of call to
1371 find_many_sub_basic_blocks made on 2005-08-31.
1373 2005-09-07 Richard Henderson <rth@redhat.com>
1375 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1376 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1377 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1378 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1379 rearrange for better packing.
1380 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1381 (lookup_cfa_1): Remove inline marker.
1382 (cfa_equal_p): Split out of ...
1383 (def_cfa_1): ... here. Use INVALID_REGNUM.
1384 (build_cfa_loc): Handle !cfa->indirect.
1385 (frame_pointer_cfa_offset): New.
1386 (dbx_reg_number): Assert register elimination performed; do
1387 leaf register remapping.
1388 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1389 (eliminate_reg_to_offset): New.
1390 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1391 for verifiably local stack frame addresses; re-base to CFA.
1392 (mem_loc_descriptor): Remove can_use_fbreg argument.
1393 (concat_loc_descriptor, loc_descriptor): Likewise.
1394 (containing_function_has_frame_base): Remove.
1395 (rtl_for_decl_location): Don't do register elimination or
1396 leaf register remapping here.
1397 (secname_for_decl): Split out from ..
1398 (add_location_or_const_value_attribute): ... here.
1399 (convert_cfa_to_loc_list): New.
1400 (compute_frame_pointer_to_cfa_displacement): New.
1401 (gen_subprogram_die): Use them.
1402 * tree.h (frame_base_decl): Remove.
1403 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1404 (prologue_stack_adjust): Remove.
1405 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1406 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1407 (set_frame_base_location): Remove.
1408 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1409 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1410 (vt_add_function_parameters): Don't eliminate_regs.
1411 (vt_initialize): Don't create frame_base_decl.
1413 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1415 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1416 version of GNU binutils for 4.x and later.
1418 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1420 * ggc-page.c (ggc_push_context): Remove.
1421 (ggc_pop_context): Likewise.
1422 * ggc.h (ggc_push_context): Remove.
1423 (ggc_pop_context): Likewise.
1425 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1428 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1429 returning from an interrupt handler.
1431 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1434 * config/arc/arc.c (output_shift): Add check for loop count when
1437 2005-09-06 Steven Bosscher <stevenb@suse.de>
1439 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1441 (abs_replacement): Likewise.
1442 (pass_phiopt): Remove TODO_update_ssa.
1444 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1447 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1448 if "return with no value, in function returning non-void" warning
1450 * tree-cfg.c (execute_warn_function_return): Don't look at
1451 RETURN_EXPRs with TREE_NO_WARNING set.
1454 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1455 for internal functions doesn't use registers used by global registers
1456 variables. Use fewer register parameters if there are global register
1459 2005-09-06 Olivier Hainque <hainque@adacore.com>
1460 Eric Botcazou <ebotcazou@adacore.com>
1463 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1464 when we would be extracting outside its bit span (bitpos+bitsize
1465 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1466 Ada unchecked conversions.
1468 2005-09-06 Steven Bosscher <stevenb@suse.de>
1470 * tree-ssa-pre.c (try_look_through_load): New function.
1471 (compute_avail): Use it to try to look through loads for some
1472 more useful expressions.
1474 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1476 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1477 condition for detecting cases like (a&a) and (a^a).
1479 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1481 * common.opt: Add option ftree-vect-loop-version.
1482 * params.def: Add --param vect-max-version-checks.
1483 * doc/invoke.texi: Document ftree-vect-loop-version and
1484 --param vect-max-version-checks.
1485 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1486 may_misalign_stmts and defines for accessors.
1487 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1488 LOOP_VINFO_MAY_MISALIGN_STMTS.
1489 (destroy_loop_vec_info): VEC_free for
1490 LOOP_VINFO_MAY_MISALIGN_STMTS.
1491 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1492 Update documentation.
1493 (vect_update_misalignment_for_peel): New.
1494 (vect_enhance_data_refs_alignment): Update to choose loop
1495 peeling or loop versioning if appropriate for the (potentially)
1496 unaligned data references in the loop.
1497 (vect_analyze_data_refs_alignment): Remove call to
1498 vect_enhance_data_refs_alignment so the checks can be done
1500 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1501 and move up call to vect_analyze_data_refs_alignment.
1502 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1503 (vect_transform_loop): Add call to loop_version.
1505 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1507 PR rtl-optimization/23098
1508 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1509 * simplify-rtx.c (constant_pool_reference_p): New function.
1510 * rtl.h (constant_pool_reference_p): New prototype.
1511 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1512 constant_pool_reference_p in condition and
1513 avoid_constant_pool_reference in preparation statements.
1515 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1517 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1518 STRICT_LOW_PART SETs.
1520 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1523 * except.c (sjlj_emit_function_enter): Find the function begin
1524 note even when it's not in first basic block.
1526 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1528 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1529 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1530 * aclocal.m4: Regenerate.
1532 2005-09-05 DJ Delorie <dj@redhat.com>
1534 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1537 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1539 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1540 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1541 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1542 Follow spelling conventions.
1543 * doc/invoke.texi: Follow spelling conventions.
1545 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1547 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1548 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1549 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1551 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1554 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1555 (output_stack_adjust): Use gen_tmp_stack_mem.
1556 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1557 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1558 (sh_get_pr_initial_val): Likewise.
1559 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1560 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1561 * sh.md (divsi_inv_m0): Use gen_const_mem.
1562 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1563 (movdf_i4+1): Use gen_tmp_stack_mem.
1564 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1565 (fpu_switch+2): Likewise.
1566 (movv4sf_i, movv16sf_i): Use adjust_address.
1567 (symGOT_load): Set MEM_NOTRAP_P bit.
1569 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1572 * pa.c (emit_move_sequence): Fix typo in last change.
1574 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1576 PR rtl-optimization/23454
1577 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1580 2005-09-03 Richard Henderson <rth@redhat.com>
1581 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1584 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1587 2005-09-02 Nicolas Pitre <nico@cam.org>
1589 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1590 to bit_count to 32 bits.
1592 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1595 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1596 generating synthetic loads from volatile lvalues.
1598 005-09-02 Nick Clifton <nickc@redhat.com>
1600 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1601 __ctzhi2, __clzhi2): New functions.
1603 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1606 * tree-nested.c (struct var_map_elt): Mark with GTY.
1607 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1609 (lookup_field_for_decl): Allocate new element in GC memory.
1610 (lookup_tramp_for_decl): Likewise.
1611 (convert_nl_goto_reference): Likewise
1612 (create_nesting_tree): Allocate info in GC memory. Likewise for
1614 (free_nesting_tree): Free with ggc_free instead of free.
1615 (root): New static variable.
1616 (lower_nested_functions): Remove root as local variable. And zero out
1617 root at the end of the function.
1619 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1621 PR rtl-optimization/20365
1622 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1623 to short. New member ix.
1624 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1625 (simplify_plus_minus): Initialize ix members before calling qsort.
1627 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1629 PR tree-optimization/23626
1630 * tree-cfg.c (replace_uses_by): Clean up eh info.
1632 2005-09-01 DJ Delorie <dj@redhat.com>
1634 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1637 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1639 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1640 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1643 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1645 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1646 do not issue warning for a variable definition following
1649 2005-09-01 Richard Henderson <rth@redhat.com>
1652 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1653 conversion to CONST_VECTOR.
1655 2005-09-01 Richard Henderson <rth@redhat.com>
1658 * reload1.c (reload_as_needed): Check !CALL_P before calling
1659 fixup_eh_region_note.
1660 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1662 2005-09-01 DJ Delorie <dj@redhat.com>
1664 * varasm.c (output_constant): Let the target resolve
1665 conversions of addresses to non-default pointer sizes.
1667 2005-09-01 Nicolas Pitre <nico@cam.org>
1669 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1670 to alow matching ARM pre-indexed addressing mode.
1671 (arm_override_options): Remove now irrelevant comment.
1673 2005-09-01 Phil Edwards <phil@codesourcery.com>
1675 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1676 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1677 * config/i386/vxworks.h: Likewise.
1678 * config/i386/t-vxworksae: New file, for VxWorks AE.
1679 * config/i386/vxworksae.h: Likewise.
1681 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1683 PR tree-optimization/23410
1684 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1685 sequence is not wrapping during the first step.
1687 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1690 * dwarf2out.c (base_type_die): Compare char_type_node with
1691 TYPE_MAIN_VARIANT (type), not type.
1693 2005-09-01 Richard Guenther <rguenther@suse.de>
1695 PR tree-optimization/15366
1696 * common.opt: Add -finline-functions-called-once.
1697 Put -fearly-inlining in alphabetically ordered place.
1698 * doc/invoke.texi: Document new option.
1699 * ipa-inline.c (cgraph_decide_inlining): Honour
1700 flag_inline_functions_called_once.
1702 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1704 PR rtl-optimization/23478
1705 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1706 (alloc_qty): Initialize it.
1707 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1708 (combine_regs): Combine also n_throwing_calls_crossed fields.
1709 (find_free_reg): Don't attempt to caller-save pseudos crossing
1710 calls that might throw.
1711 * global.c (struct allocno): Add throwing_calls_crossed field.
1712 (global_alloc): Revert 2005-08-22 change. Initialize
1713 throwing_calls_crossed.
1714 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1717 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1720 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1721 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1722 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1723 (and64_2_operand): Tweak to use predicate.
1724 (and_operand): Adjust for mask_operand changes.
1725 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1726 (print_operand): Likewise.
1727 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1728 (mask64_1or2_operand): Delete.
1729 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1730 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1731 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1732 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1733 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1734 (rotldi3_internal4): Likewise.
1735 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1736 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1737 (ashldi3_internal7): Likewise.
1738 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1739 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1740 (anddi3 split): Don't match mask64_operand.
1741 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1742 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1743 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1744 't' splitter predicate.
1745 (movdi_internal64 + 2): Revert 2005-06-11 change.
1747 2005-08-31 DJ Delorie <dj@redhat.com>
1749 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1750 (m32c_asm_integer): Add support for 32 bit pointers.
1752 2005-08-31 Richard Henderson <rth@redhat.com>
1754 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1755 component-like references for setting MEM_NOTRAP_P.
1757 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1758 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1760 2005-08-31 Richard Henderson <rth@redhat.com>
1762 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1763 into a pseudo before applying gen_lowpart.
1765 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1767 * doc/install.texi (Specific): Update cctools version required
1768 for full functionality.
1769 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1770 linkers as -macosx_version_min.
1772 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1775 * sh.c (print_operand, %R and %S): Add handling of floating point
1776 registers, memory, constants and invalid operands.
1778 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1780 * ipa-pure-const.c: Change dump name.
1782 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1785 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1786 to "reg_or_0_operand".
1787 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1789 2005-08-31 Dale Johannesen <dalej@apple.com>
1791 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1792 loops that count down.
1794 2005-08-31 Richard Henderson <rth@redhat.com>
1797 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1798 (fixup_eh_region_note): New.
1799 (reload_as_needed): Call it.
1800 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1801 don't call find_many_sub_basic_blocks; call verify_flow_info.
1802 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1803 (keep_stack_depressed): Likewise.
1804 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1806 2005-08-31 Richard Henderson <rth@redhat.com>
1808 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1811 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1813 * expr.c (expand_expr_real_1): Compare size of address
1814 mode to target's address mode size in deciding expansion of
1815 the constant address.
1817 2005-08-31 Richard Guenther <rguenther@suse.de>
1820 * expr.c (all_zeros_p): New function.
1821 (expand_expr_real_1): Handle the case of an all-zero
1822 non-addressable constructor separately.
1824 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1826 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1827 arguments, adjust all callers.
1828 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1830 2005-08-30 Richard Henderson <rth@redhat.com>
1833 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1834 whenever the mode sizes match.
1836 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1838 * calls.c (load_register_parameters): Fix comment typo.
1839 * expr.c (emit_push_insn): Comment formatting.
1841 2005-08-30 Ian Lance Taylor <ian@airs.com>
1843 * config/i386/x-cygwin (host-cygwin): Change dependency from
1844 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1846 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1848 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1851 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1854 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1855 call to ggc_collect.
1857 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1860 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1861 beginning. Remove $(INCLUDES) from all the rules, if following
1862 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1864 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1867 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1868 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1869 not constant, but maxlen is, don't set len to maxlen, rather
1870 set maxlen to len if len is a constant.
1872 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1874 PR tree-optimization/23475
1875 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1878 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1880 Fix PR middle-end/22455
1882 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1883 Checksum only the parts of the tree that exist for the tree code.
1885 2005-08-28 Dale Johannesen <dalej@apple.com>
1887 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1889 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1891 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1893 2005-08-28 Richard Henderson <rth@redhat.com>
1895 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1896 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1899 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1902 * builtins.c (get_memory_rtx): Don't strip nops
1903 in between COMPONENT_REFs.
1905 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1908 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1910 (gimplify_modify_expr): Check for zero sized types and gimplify the
1911 rhs and lhs as statements.
1913 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1916 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1917 state for return address column of signal frames.
1919 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1922 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1923 bytes >= 2 not bytes == 2.
1924 (expand_block_move): Same.
1926 2005-08-27 Richard Guenther <rguenther@suse.de>
1929 * config/i386/sse.md (sse2_movsd): Add missing closing
1932 2005-08-27 Paul Brook <paul@codesourcery.com>
1934 * genrecog.c (enum decision_type): Add DT_num_insns.
1935 (struct decision_test): Add u.num_insns.
1936 (add_to_sequence): Add DT_num_insns test.
1937 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1938 (write_cond, debug_decision_2): Ditto.
1939 (change_state): Assume peep2_next_insn never fails.
1940 Remove "afterward" argument.
1941 (write afterward, write_tree): Update to match.
1942 * recog.c (peep2_current_count): New variable.
1943 (peep2_next_insn): Check it.
1944 (peephole2_optimize): Set peep2_current_count.
1945 * recog.h (peep2_current_count): Declare.
1947 2005-08-26 Josh Conner <jconner@apple.com>
1950 * ipa-pure-const.c (check_tree): Check for volatile-ness
1951 when considering a dereference.
1953 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1955 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1957 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1959 PR rtl-optimization/23561
1960 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1961 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1962 at most LEN bytes long memory fits into the field.
1963 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1964 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1965 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1967 2005-08-26 Richard Henderson <rth@redhat.com>
1970 * loop.c (biased_biv_may_wrap_p): New.
1971 (maybe_eliminate_biv_1): Use it to suppress non-equality
1972 comparison transformations. Delete disabled code.
1974 2005-08-26 Ian Lance Taylor <ian@airs.com>
1976 * combine.c (make_extraction): Avoid reference outside object.
1978 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1980 * stor-layout.c (finalize_type_size): Restore behaviour for
1981 non-aggregate types to the status quo ante of the patch for
1982 pr 23467. Document why it matters.
1984 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1987 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1988 array by one element, initialize the BT_LAST element with NULL.
1990 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1992 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1993 optimizing for size.
1995 (compare_plus_eqsi): Same.
1996 (plus_eqsi_compare): Same.
1997 (neg_eq0<mode>): Same.
1998 (neg_eq<mode>): Same.
2000 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2003 2005-08-26 Nick Clifton <nickc@redhat.com>
2005 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2006 TARGET_EP is not defined.
2007 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2008 TARGET_EP is enabled.
2009 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2010 * config/v850/v850.md (save_all_interrupt): Only use the EP
2011 register if TARGET_EP is defined.
2012 (restore_all_interrupt): Likewise.
2013 * config/v850/lib1funcs.asm: Update functions so that the EP
2014 register is only used if __EP__ is defined.
2016 2005-08-26 David Ung <davidu@mips.com>
2018 * config/mips/mips.c (mips_expand_prologue): Handle case when
2019 generating for MIPS16 and the outgoing argument area is more than
2020 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2023 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2025 * config/crx/crx.md: Make doloop_end pattern usage controllable
2026 via mloop-nesting=<max-nesting> command line switch. Make sure
2027 the combiner cannot use doloop_end_<mode> in an illegal way.
2028 * config/crx/crx.c: Use regs up to r6 for argument passing.
2029 Refine crx_address_cost (non cst4 displacements are expensive).
2030 * config/crx/crx.opt: Add switch for mloop-nesting=.
2032 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2034 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2035 (UNSPEC_MVST): New constant.
2037 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2039 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2040 Reject operands containing eliminable registers.
2041 * testsuite/gcc.dg/20050825-1.c: New testcase.
2043 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2044 Jan Hubicka <jh@suse.cz>
2046 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2048 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2050 PR tree-optimization/23546
2051 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2054 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2056 * params.def (PARAM_MIN_SPEC_PROB): New.
2057 * sched-rgn.c (MIN_PROBABILITY): Delete.
2058 (compute_trg_info): Convert to PARAM_VALUE.
2059 * doc/invoke.texi (param): Document min-spec-prob.
2061 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2063 * config/darwin.h: define __PIC__
2064 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2065 TARGET_OS_CPP_BUILTINS macro.
2067 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2069 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2072 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2074 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2076 * cfghooks.c (duplicate_block): Added position where to place
2077 new block as argument.
2078 * cfghooks.h (duplicate_block): Declaration changed.
2079 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2081 * cfglayout.h (copy_bbs): Declaration changed.
2082 * cfgloop.h (loop_version): Declaration changed.
2083 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2084 position to copy_bbs.
2085 (loop_version): Pass position to duplicate_loop_to_header_edge.
2086 Add place_after argument and position new blocks according to
2088 * modulo-sched.c (sms_schedule): Pass place_after argument
2090 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2091 * tree-cfg.c (split_edge_bb_loc): New function.
2092 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2093 to determine position of new blocks.
2094 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2096 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2097 argument to duplicate_block.
2098 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2099 Pass position to copy_bbs.
2101 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2103 * fold-const.c (ptr_difference_const): Use
2104 cst_and_fits_in_hwi instead of host_integerp.
2106 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2108 * config/darwin.c (gen_pic_offset): New.
2109 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2112 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2114 PR tree-optimization/23486
2115 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2117 2005-08-23 Phil Edwards <phil@codesourcery.com>
2119 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2120 remove use_collect2.
2121 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2123 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2124 configuration files to override the default value.
2126 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2127 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2128 * config/vx-common.h: New file, split out from...
2129 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2130 * config/vxworksae.h: New file, for VxWorks AE.
2131 * config/vxworks.opt: New file.
2132 * config/vxlib.c: Update for VxWorks 6.
2134 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2135 other MULTILIB_* variables appropriately.
2136 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2137 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2138 * config/rs6000/vxworks.h: Update for VxWorks 6.
2139 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2141 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2144 * config/darwin.c (machopic_select_section): Remove the hack to
2145 mark "::operator new" and "::operator delete" for coalescing
2146 even though they are not weak.
2148 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2150 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2151 * configure: Regenerate.
2153 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2156 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2158 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2159 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2162 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2164 * config/rs6000/predicates.md (equality_operator): New.
2165 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2166 comparison with a large constant.
2168 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2170 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2172 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2174 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2175 registers is even, and we have a hardware double precision fp,
2177 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2178 size of current argument when checking if argument was passed in
2181 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2184 * stor-layout.c (finalize_type_size): Dont override
2185 existing alignment with a smaller alignment from the mode.
2187 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2189 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2190 * lambda.h (lambda_vector_lexico_pos): ... here.
2191 * tree-data-ref.c (build_classic_dist_vector): Return false when
2192 the distance vector is lexicographically negative.
2194 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2196 PR tree-optimization/23511
2197 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2198 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2200 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2202 PR tree-optimization/22043
2203 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2204 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2205 If ALLOW_FLEXARR, handle types ending with flexible array member.
2206 Pass false as second argument to recursive count_type_elements calls.
2207 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2208 argument to count_type_elements call.
2209 * tree-sra.c (decide_block_copy): Likewise.
2210 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2211 for a constant-sized object, set cleared as well. Pass true as
2212 second argument to count_type_elements call.
2214 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2217 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2218 from legitimate_small_data_p, and make global. Update use.
2219 Remove forward declaration.
2220 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2222 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2224 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2226 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2227 of scratch intermediates.
2228 (eq<mode>_compare): Same.
2229 (neg_eq0<mode>): New.
2230 (neg_eq<mode>): Convert to define_insn_and_split.
2232 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2235 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2236 stdarg functions, set/clear the fp marker even when no variable
2238 * config/rs6000/sysv4.opt (mprototype): Describe.
2240 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2242 PR rtl-optimization/23478
2243 * regs.h (reg_info): Add throw_calls_crossed.
2244 (REG_N_THROWING_CALLS_CROSSED): Define.
2245 * flow.c (allocate_reg_life_data): Initialize
2246 REG_N_THROWING_CALLS_CROSSED.
2247 (propagate_one_insn, attempt_auto_inc): Update
2248 REG_N_THROWING_CALLS_CROSSED.
2249 * global.c (global_alloc): Don't allocate pseudos across
2250 calls that may throw.
2252 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2255 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2256 value is inbetween the range if we did not find an exact match.
2258 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2260 * doc/invoke.texi (Option Summary): Add ms1 options.
2261 * doc/extend.texi: Document interrupt handler attribute for ms1.
2262 * doc/md.texi: Document ms1 constraints.
2263 * config.gcc: Add ms1-*-elf.
2264 * config/ms1/ms1.h: New.
2265 * config/ms1/ms1.c: New.
2266 * config/ms1/ms1.md: New.
2267 * config/ms1/ms1-protos.h: New.
2268 * config/ms1/ABI.txt: New.
2269 * config/ms1/crti.asm: New.
2270 * config/ms1/crtn.asm: New.
2271 * config/ms1/lib2extra-funcs.c: New.
2272 * config/ms1/t-ms1: New.
2273 * config/ms1/ms1.opt: New.
2275 2005-08-22 Ira Rosen <irar@il.ibm.com>
2277 * config/rs6000/altivec.md (xorv4sf3): New.
2278 (negv4sf2, neg<mode>2): Likewise.
2280 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2283 * config/ia64/ia64.md (divsi3): Check divide by zero.
2284 (udivsi3): Likewise.
2286 (udivdi3): Likewise.
2288 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2290 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2291 up to elem_bitsize bits, not max_bitsize.
2293 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2295 PR tree-optimization/23433
2296 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2297 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2299 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2301 PR tree-optimization/23434
2302 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2303 the iteration bound is not an INTEGER_CST.
2305 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2307 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2308 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2309 NULL if need_epilog_adjust is false.
2310 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2311 Case 3 always peels first itration, not just for PLUS case, and no need
2312 to use scalar_initial_def here. Create an epilog adjustment only if
2313 scalar_initial_def is not NULL.
2315 (vectorizable_reduction): Remove assert.
2317 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2320 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2321 (__moddi3): Likewise.
2322 (__udivdi3): Likewise.
2323 (__umoddi3): Likewise.
2324 (__divsi3): Likewise.
2325 (__modsi3): Likewise.
2326 (__udivsi3): Likewise.
2327 (__umodsi3): Likewise.
2329 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2331 * tree-pass.h (TDF_GRAPH): Define.
2332 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2333 * passes.c (finish_optimization_passes): Only call
2334 finish_graph_dump_file if TDF_GRAPH is set.
2335 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2336 NULL. Set TDF_GRAPH bit.
2337 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2339 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2341 * arm.h (arm_stack_offsets): Add locals_base field.
2342 * arm.c (arm_get_frame_offsets): Compute it.
2343 (thumb_compute_initial_elimination offset): Make the Thumb frame
2344 pointer point to the base of the local variables.
2345 (thumb_expand_prologue): Update accordingly.
2346 (thumb_expand_epilogue): Likewise.
2348 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2349 mode of clobbered scratch to DImode. Handle a case that's known to
2352 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2354 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2355 (gt0<mode>_compare): Delete.
2356 (neg_gt0<mode>): Delete.
2358 2005-08-19 Eric Christopher <echristo@apple.com>
2360 * optabs.h: Change CTI_ to COI_.
2363 2005-08-19 James E Wilson <wilson@specifix.com>
2365 * builtins.c (expand_builtin_return_addr): Set
2366 current_function_accesses_prior_frames when count != 0. Use
2367 frame_pointer_rtx when count == 0.
2368 * function.h (struct function): Add accesses_prior_frames field.
2369 (current_function_accesses_prior_frames): Define.
2370 * reload1.c (init_elim_table): Check
2371 current_function_accesses_prior_frames.
2372 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2374 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2376 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2377 indicator. Return true if the flowgraph changed during
2380 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2383 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2384 conditional expression before testing its value.
2386 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2388 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2390 2005-08-19 Devang Patel <dpatel@apple.com>
2392 PR tree-optimization/23048
2393 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2394 third parameter. Check whether latch is dominated by exit
2396 (if_convertible_loop_p): Supply exit block itself to
2397 if_convertible_bb_p.
2399 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2402 * arm.md (arm_load_pic_register): Change argument to the mask of
2403 saved registers. Call thumb_find_work_register if we need a
2404 scratch register on Thumb.
2405 (arm_expand_prologue): Pass empty register set to
2406 arm_load_pic_register.
2407 (thumb_expand_prologue): Pass live_regs_mask directly to
2408 arm_load_pic_register.
2409 * arm-protos.h (arm_load_pic_register): Update prototype.
2411 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2413 * sh.c (find_sole_member): New function.
2414 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2415 if the record's alignment is larger than the size of its only member.
2417 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2420 * arm.c (thumb_legitimize_reload_address): New function.
2421 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2422 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2424 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2426 * config/crx/crx.c: Implement crx_decompose_address. Reject
2427 symbolic displacements since CRX register relative adressing
2428 mode can't handle unsigned 32-bit values as displacements.
2429 * config/crx/crx.h: Simplify definitions, remove redundant
2430 parenthesis and obsolete macros.
2431 * config/crx/crx.opt: Add new switch for debugging addresses.
2432 * config/crx/crx-protos.h: Add new declarations for above.
2434 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2437 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2440 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2442 * collect2.c (dup2): Delete.
2443 * configure.ac: Don't check for dup2.
2445 * config.in, configure: Regenerate.
2447 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2449 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2450 record with the type of its only member.
2452 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2454 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2455 define_insn_and_split.
2456 (plus_ltu<mode>_compare): Same.
2457 (gtu<mode>_compare): Same.
2458 (plus_gtu<mode>_compare): Same.
2460 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2462 PR tree-optimization/22228
2463 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2465 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2466 are recorded in vect_vnames_to_rename for renaming.
2467 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2468 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2469 in vect_vnames_to_rename.
2470 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2471 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2473 2005-08-18 Jan Hubicka <jh@suse.cz>
2476 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2477 info only for local statics, not for member variables.
2479 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2481 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2483 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2485 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2487 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2490 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2492 2005-08-17 James E Wilson <wilson@specifix.com>
2494 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2497 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2499 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2500 (leu<mode>_compare): Same.
2501 (plus_leu<mode>): Same.
2502 (neg_leu<mode>): Same.
2503 (and_neg_leu<mode): Same.
2504 (ltu<mode>_compare): Same.
2505 (plus_ltu<mode>): Same.
2507 (geu<mode>_compare): Same.
2508 (plus_geu<mode>): Same.
2509 (neg_geu<mode>): Same.
2510 (and_neg_geu<mode>): Same.
2511 (plus_gt<mode>): Same.
2512 (gtu<mode>_compare): Same.
2513 (plus_gtu<mode>): Same.
2515 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2517 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2518 Move call_table_data to end. Delete spurious .text.
2519 (callt_save_all_interrupt): Fix comment typo.
2521 2005-08-17 James E Wilson <wilson@specifix.com>
2522 Kevin Winchester <winchester@amirix.com>
2525 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2527 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2530 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2531 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2533 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2535 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2536 record with the type of its only member if the modes don't match.
2538 * varasm.c (decode_reg_name): Skip empty additional register names.
2540 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2542 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2543 lsm_tmp_name_length): New.
2544 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2545 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2547 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2548 Andreas Krebbel <krebbel1@de.ibm.com>
2550 * config.gcc: Added z9-109 switch.
2551 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2552 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2553 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2554 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2555 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2556 for "z9_109" cpu attribute.
2557 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2558 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2559 (s390_handle_arch_option): Added z9-109 switch.
2560 (override_options): Set respective cost function for z9-109.
2561 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2562 (legitimate_reload_constant_p): Accept extended immediates.
2563 (print_operand): Three new output modifiers added: k, m and o.
2564 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2565 (s390_output_mi_thunk): Use extended immediate when possible.
2566 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2567 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2568 (CONSTRAINT_LEN): Added length of O constraint.
2569 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2570 * config/s390/s390.md ("cpu"): New value z9_109 added.
2571 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2572 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2573 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2574 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2575 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2576 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2577 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2578 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2579 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2580 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2581 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2582 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2583 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2584 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2585 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2587 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2588 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2589 insns for TARGET_EXTIMM.
2591 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2593 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2595 2005-08-17 Nick Clifton <nickc@redhat.com>
2597 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2598 Call default_encode_section_info.
2600 2005-08-17 Steven Bosscher <stevenb@suse.de>
2602 PR tree-optimization/21574
2603 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2604 constant, return CONSTANT.
2605 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2606 (ccp_fold, visit_assignment): Likewise.
2607 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2609 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2611 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2612 fold_buildN instead of buildN then fold_initializer or fold.
2613 (build_unary_op): Likewise.
2614 (build_binary_op): Likewise.
2615 * fold-const.c (fold_initializer): Remove.
2616 (fold_build1_initializer): New function.
2617 (fold_build2_initializer): New function.
2618 (fold_build3_initializer): New function.
2619 * tree.h (fold_initializer): Remove.
2620 (fold_build1_initializer): New function.
2621 (fold_build2_initializer): New function.
2622 (fold_build3_initializer): New function.
2624 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2626 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2627 (try_move_mult_to_index): Call fold_build2 instead of build2.
2628 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2629 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2630 fold_binary_to_constant.
2631 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2633 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2634 check if A == gcd (A, B). Remove TYPE argument.
2635 (analyze_offset) Use fold_build2 instead of fold (build.
2636 (create_data_ref): Likewise.
2637 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2638 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2641 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2643 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2644 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2646 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2649 * gimplify.c (zero_sized_type): New function.
2650 (gimplify_modify_expr_rhs): If we have a zero sized type,
2651 replace the statement with an empty statement.
2653 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2655 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2658 2005-08-16 Ian Lance Taylor <ian@airs.com>
2660 * doc/tm.texi (Label Output): Correct typo.
2662 2005-08-16 Steven Bosscher <stevenb@suse.de>
2665 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2666 force_operand will work later on using have_insn_for.
2668 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2670 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2672 2005-08-16 Ian Lance Taylor <ian@airs.com>
2675 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2676 vector type, don't try to construct it element by element. Add an
2677 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2679 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2681 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2683 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2685 * doc/invoke.texi (Precompiled Headers): Document some more options
2686 which are known to be safe.
2688 2005-08-16 James E Wilson <wilson@specifix.com>
2690 PR tree-optimization/21105
2691 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2692 TREE_OVERFLOW check.
2694 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2696 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2697 (neg_ltu<mode>): Same.
2699 (neg_gtu<mode>): Same.
2701 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2703 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2704 (fold_builtin_isdigit): Use fold_buildN.
2705 (build_function_call_expr): Likewise.
2706 * c-typeck.c (c_finish_loop): Likewise.
2708 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2709 Richard Shann <rshann@superh.com>
2711 PR middle-end/20396:
2712 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2714 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2716 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2718 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2721 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2722 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2725 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2728 * fold-const.c (build_range_check): Disable optimization for function
2729 pointer expressions on targets that require function pointer
2732 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2734 * simplify-rtx.c (simplify_const_relational_operation): When
2735 extracting arguments of a COMPARE, recompute the mode as well.
2737 2005-08-15 Ian Lance Taylor <ian@airs.com>
2739 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2741 2005-08-15 DJ Delorie <dj@redhat.com>
2743 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2745 (movsi_splittable): Allow, but split, moves to the stack.
2746 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2749 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2751 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2752 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2753 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2755 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2756 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2757 Delete HOST_PTR_PRINTF.
2759 * configure, config.in: Regenerate.
2761 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2763 * config/rs6000/rs6000.md (QHSI): New mode macro.
2764 (wd): Extend mode attr for QImode and HImode
2765 (dbits): New mode attr.
2766 (zero_extend<mode>di2): Convert to mode macro.
2768 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2771 * doc/invoke.texi (-mgnu-ld): Update description.
2774 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2777 * Makefile.in (tree-chrec.o): Depends on real.h.
2778 * tree-chrec.c: Include real.h.
2779 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2780 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2781 * tree-scalar-evolution.c (add_to_evolution_1,
2782 interpret_rhs_modify_expr): Ditto.
2784 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2787 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2788 step is negative compute the estimation from init downwards to zero.
2790 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2792 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2794 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2796 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2798 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2799 Accept double-word constants that can be split.
2800 * config/s390/s390.md ("movti"): Use 'P' constraint.
2801 ("*movdi_31", "*movdf_31"): Likewise.
2803 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2805 Fix PR tree-optimization/22615
2807 * tree-ssa-structalias.c (solution_set_add): Handle
2808 first_vi_for_offset returning NULL.
2809 (do_da_constraint): Ditto.
2810 (do_sd_constraint): Ditto.
2811 (do_ds_constraint): Ditto
2812 (find_func_aliases): Ditto.
2813 (build_constraint_graph): RHS is allowed be ANYTHING.
2814 (first_vi_for_offset): Return NULL if we couldn't find anything at
2817 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2819 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2820 over memory as first operand.
2822 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2826 available for setting it.
2828 2005-08-14 Ira Rosen <irar@il.ibm.com>
2830 PR tree-optimization/23320
2831 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2832 data-refs' types instead of base object nullness. Add check for
2833 pointer type data-refs before first location comparison. Remove
2836 2005-08-14 Andreas Schwab <schwab@suse.de>
2838 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2840 2005-08-13 James E Wilson <wilson@specifix.com>
2842 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2843 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2844 -fstack-protector-all, --param ssp-buffer-size): Document.
2845 (-Wvariadic-macros): Alphabetize.
2846 (-fsched-stalled-insns-dep): Add missing 'f'.
2848 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2851 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2853 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2854 or indirect address operand.
2855 (EXTRA_ADDRESS_CONSTRAINT): New.
2856 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2858 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2860 PR tree-optimization/22236
2861 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2862 successors and predecessors.
2863 * tree-chrec.c (chrec_convert): Before converting, check that
2864 sequences don't wrap.
2865 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2866 (analyze_array): Extern.
2867 (find_data_references_in_loop): Remove call to
2868 compute_estimated_nb_iterations.
2869 * tree-data-ref.h (analyze_array): Declared.
2870 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2871 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2872 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2873 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2875 * tree-ssa-loop-ivcanon.c: Fix documentation.
2876 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2877 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2878 (infer_loop_bounds_from_undefined): New.
2879 (estimate_numbers_of_iterations_loop): Use
2880 infer_loop_bounds_from_undefined.
2881 (used_in_pointer_arithmetic_p): New.
2882 (scev_probably_wraps_p): Pass an extra parameter. Call
2883 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2884 (convert_step): Fix documentation.
2885 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2886 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2887 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2888 scev_probably_wraps_p.
2890 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2892 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2893 (s390_register_info): Ignore clobbered_regs information for fixed
2894 registers, and only fixed registers.
2895 (s390_init_frame_layout): Remove redundant call.
2897 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2899 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2900 description of -Wold-style-casts.
2902 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2903 Jakub Jelinek <jakub@redhat.com>
2905 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2906 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2907 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2908 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2909 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2910 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2911 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2912 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2913 ("stack_protect_set", "stack_protect_test"): New expanders.
2914 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2915 "stack_protect_testdi"): New insn definitions.
2917 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2919 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2921 2005-08-12 Paul Brook <paul@codesourcery.com>
2923 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2925 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2927 * config/s390/predicates.md (setmem_operand): New predicate.
2928 (shift_count_operand): Accept ANDs with special constants as
2930 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2931 with special constants.
2932 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2933 shift_count_operand with setmem_operand.
2935 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2937 * config/s390/s390.c (s390_extract_part, s390_single_part):
2939 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2940 (s390_output_mi_thunk): Don't use lg on 31 bit.
2941 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2942 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2944 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2946 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2947 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2948 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2949 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2950 with one of the new macros.
2952 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2954 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2955 Don't set save_return_addr_p.
2956 (s390_register_info): Make clobbered_regs not depending on
2959 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2961 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2962 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2964 2005-08-11 James E. Wilson <wilson@specifix.com>
2966 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2968 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2970 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2971 locations gathered by var-tracking in single entry loc_list
2972 over loc_descriptor_from_tree.
2974 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2975 pass it down to loc_descriptor.
2976 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2977 (containing_function_has_frame_base): Move earlier in the file.
2978 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2979 instead of always assuming fbreg can't be used.
2981 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2983 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2984 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2985 Accept address wrapped in AND for Altivec.
2986 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2987 Strip AND wrapping offset address for Altivec.
2989 2005-08-11 Richard Henderson <rth@redhat.com>
2992 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2993 before using TYPE_IS_SIZETYPE.
2995 2005-08-11 Richard Henderson <rth@redhat.com>
2998 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2999 insn types not present on ev4.
3000 (alphaev5_insn_pipe): Similarly.
3002 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3005 * arm.c (arm_override_options): If the user has selected callee-super-
3006 interworking, then enable normal interworking.
3008 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3010 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3013 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3015 * doc/rtl.texi: Fix two typos.
3017 2005-08-11 Richard Guenther <rguenther@suse.de>
3020 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3021 cases where we call to/from functions returning void.
3023 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3026 * tree.c (build_pointer_type_for_mode): Robustify.
3028 2005-08-10 James E Wilson <wilson@specifix.com>
3030 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3031 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3033 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3036 2005-08-10 Eric Christopher <echristo@apple.com>
3038 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3039 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3042 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3045 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3046 for the high part when generating dynamic-no-pic code.
3048 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3050 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3051 (x86_64-*-linux*): Likewise.
3053 * config/i386/crtfastmath.c: New file.
3054 * config/i386/t-crtfm: Likewise.
3056 * config/i386/linux.h (ENDFILE_SPEC): New.
3057 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3059 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3062 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3064 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3065 (vec_shl, vec_shr): Document new operations.
3066 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3068 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3070 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3071 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3072 change predicate to indexed_or_indirect_address.
3074 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3076 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3077 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3078 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3079 and __aeabi_uwrite8.
3080 * config/arm/unaligned-funcs.c: New file.
3081 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3083 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3085 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3087 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3088 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3090 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3091 * final.c (pass_shorten_branches): Add dump.
3092 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3093 (pass_life): Rename dump.
3094 (rest_of_handle_flow2): Remove initial verify_flow_info.
3095 * function.c (pass_instantiate_virtual_regs): Add dump.
3096 * integrate.c (pass_initial_value_sets): Add dump.
3097 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3098 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3099 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3100 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3101 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3102 gate_rtl_unrool_and_peel_loops): New.
3103 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3104 rtl_doloop): Do not look at flags.
3105 * mode-switching.c (pass_mode_switching): Add dump.
3106 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3107 pass_split_before_regstack): Add dump.
3108 * regmove.c (pass_stack_adjustments): Add dump.
3109 * tree-optimize.c (pass_fixup_cfg): Add dump.
3111 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3114 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3115 deciding which instruction sequence to use.
3117 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3119 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3120 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3122 2005-08-09 Richard Guenther <rguenther@suse.de>
3124 * c-common.c (builtin_function_2): Remove.
3125 (def_builtin_1): New function.
3126 (c_common_nodes_and_builtins): Use def_builtin_1 to
3127 build builtin functions.
3129 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3131 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3132 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3133 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3136 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3138 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3139 fold_binary instead of fold_build2 since we don't care about the
3141 (loop_niter_by_eval): Likewise.
3142 (compare_trees): Likewise.
3143 (proved_non_wrapping_p): Likewise.
3145 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3149 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3150 if the if is really empty.
3152 2005-08-09 Steven Bosscher <stevenb@suse.de>
3154 PR tree-optimization/23234
3155 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3156 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3157 argument of the new enum.
3158 (execute_cse_reciprocals): Add reciprocals for function arguments
3159 on the unique successor edge of the entry block. Update other calls
3160 to execute_cse_reciprocals_1.
3162 2005-08-08 Richard Henderson <rth@redhat.com>
3165 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3167 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3169 * expr.c (write_complex_part): Return after handling MEM.
3171 2005-08-08 Josh Conner <jconner@apple.com>
3173 PR rtl-optimization/23241
3174 * combine.c (simplify_comparison): Fix error in determining
3175 whether to lift a subreg from comparison.
3177 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3180 * config/rs6000/altivec.md (vec_init<mode>): New.
3181 (vec_set<mode>): New.
3182 (vec_extract<mode>): New.
3183 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3184 (rs6000_expand_vector_set): New.
3185 (rs6000_expand_vector_extract): New.
3186 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3187 for Altivec modes before reload.
3188 (altivec_expand_vec_init_builtin): New.
3189 (get_element_number): New.
3190 (altivec_expand_vec_set_builtin): New.
3191 (altivec_expand_vec_ext_builtin): New.
3192 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3194 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3196 * config/rs6000/rs6000.h (rs6000_builtins): Add
3197 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3198 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3199 * config/rs6000/rs6000-protos.h: Declare new functions.
3201 2005-08-08 Jan Hubicka <jh@suse.cz>
3203 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3204 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3205 * i386.md (movdi*): Use pic_32bit_operand.
3206 * predicates.md (pic_32bit_operand): New.
3208 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3211 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3213 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3215 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3216 (test_for_singularity): Use fold_build2.
3218 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3220 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3222 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3224 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3225 (COMMON_ASM_OP) Define.
3226 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3227 (ix86_encode_section_info): Likewise.
3228 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3229 SUBTARGET_ENCODE_SECTION_INFO.
3231 2005-08-06 Richard Henderson <rth@redhat.com>
3234 * tree-nested.c (convert_local_reference): Save and restore val_only
3235 around component_ref and friends. Clear walk_subtrees by default.
3237 2005-08-06 Peter O'Gorman <peter@pogma.com>
3240 * gcc.c (process_command): Check the argument to -b has a dash.
3241 * doc/invoke.texi: Update -b and -V docs.
3243 2005-08-06 James E Wilson <wilson@specifix.com>
3245 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3247 2005-08-06 Michael Matz <matz@suse.de>
3249 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3250 member only if only one insn is associated with the value.
3252 2005-08-06 Nick Clifton <nickc@redhat.com>
3254 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3256 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3257 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3258 Check symbol flags instead of symbol name mangling.
3259 (xstormy16_asm_output_aligned_common): Likewise. Also
3260 simplify code since the bss100_section cass is the only case
3261 where the below100 code will be triggered.
3262 (xstormy16_encode_section_info): Encode below100 attribute
3263 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3265 (xstormy16_strip_name_encoding): Delete - this function is no
3267 (TARGET_STRIP_NAME_ENCODING): Undefine.
3268 * config/stormy16/stormy16-protos.h: Delete prototype for
3269 xstormy16_strip_name_encoding.
3271 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3273 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3274 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3275 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3276 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3277 config/alpha/predicates.md, config/arc/arc.h,
3278 config/arm/arm.h, config/arm/ieee754-df.S,
3279 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3280 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3281 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3282 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3283 config/m68hc11/m68hc11.h, config/mips/mips.c,
3284 config/mips/mips.h, config/mips/openbsd.h,
3285 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3286 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3287 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3288 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3289 config/sparc/linux.h, config/sparc/linux64.h,
3290 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3291 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3292 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3293 typos. Follow spelling conventions.
3295 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3298 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3299 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3300 specially. Check for side effects only for COND_EXPR.
3301 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3302 return with TREE_NO_WARNING.
3304 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3306 PR rtl-optimization/23233
3307 * loop.c (combine_movables): Require the modes to be the same.
3308 (move_movables): Remove handling of cases where the replacement
3309 had a different mode to the original.
3311 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3313 PR tree-optimization/23128
3314 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3315 subtraction wrap, and set TREE_OVERFLOW if they do.
3317 2005-08-05 Richard Henderson <rth@redhat.com>
3320 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3321 FORCED_LABEL labels.
3323 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3326 * reload.c (find_reloads_subreg_address): Pass down TYPE
3327 unchanged. Change all callers except find_reloads_toplev.
3329 2005-08-05 Michael Matz <matz@suse.de>
3331 * genattrtab.c (current_alternative_string): Remove.
3332 (SIMPLIFY_ALTERNATIVE): Ditto.
3333 (attr_alt_bit_p): Ditto.
3334 (alternative_name): Make const char *.
3335 (evaluate_eq_attr): Remove use of above things.
3336 (simplify_test_exp): Ditto.
3337 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3338 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3340 2005-08-04 James E Wilson <wilson@specifix.com>
3342 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3343 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3344 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3345 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3346 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3348 2005-08-04 Richard Henderson <rth@redhat.com>
3351 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3352 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3353 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3354 if we'd have to instantiate too many members.
3356 2005-08-04 Richard Henderson <rth@redhat.com>
3359 * tree-outof-ssa.c (coalesce_asm_operands): New.
3360 (coalesce_ssa_name): Use it. Split out ...
3361 (coalesce_phi_operands, coalesce_result_decls): ... these.
3363 2005-08-04 Paul Brook <paul@codesourcery.com>
3365 * read-rtl.c (read_quoted_string): Break if EOF.
3367 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3369 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3370 (fold_build2): Likewise.
3371 (fold_build3): Likewise.
3372 (fold_build1_stat): New function prototype.
3373 (fold_build2_stat): Likewise.
3374 (fold_build3_stat): Likewise.
3375 * fold-const.c (fold_build1): Rename to ..
3376 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3377 through to build1_stat.
3378 (fold_build2): Rename to ..
3379 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3380 through to build2_stat.
3381 (fold_build3): Rename to ..
3382 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3383 through to build3_stat.
3385 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3386 Ian Lance Taylor <ian@airs.com>
3388 * function.c (assign_stack_local_1): Do not correct stack slot
3389 address if allocation size is smaller than mode size.
3391 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3394 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3395 (tree_merge_blocks): Propagate anything allowed by
3397 Clarify documentation.
3398 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3399 SSA form, schedule an update if necessary.
3401 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3403 * doc/install.texi (Binaries): Remove broken link to
3404 Sinix/Reliant Unix binaries.
3406 2005-08-03 Richard Henderson <rth@redhat.com>
3409 * function.c (stack_protect_epilogue): Export.
3410 * tree.h (stack_protect_epilogue): Declare.
3411 * calls.c (expand_call): Call it.
3413 2005-08-03 Eric Christopher <echristo@apple.com>
3415 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3416 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3419 2005-08-04 Jan Hubicka <jh@suse.cz>
3421 * profile.c (branch_prob): Split edges with goto locus on them
3422 to get proper line counts.
3423 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3425 2005-08-03 Paul Brook <paul@codesourcery.com>
3427 * function.c (assign_parms): Round current_function_args_size
3428 to PARM_BOUNDARY, not STACK_BOUNDARY.
3430 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3432 * config/i386/i386.c (x86_elf_aligned_common)
3433 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3435 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3437 PR tree-optimization/23157
3438 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3439 before emitting them.
3441 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3443 PR tree-optimization/19899
3444 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3445 * tree-scalar-evolution.c: Include real.h.
3446 (add_to_evolution): Build constant -1 of correct type.
3448 2005-08-03 Jan Hubicka <jh@suse.cz>
3450 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3451 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3452 profile updating for complette unrolling.
3453 * loop-unroll.c (peel_loop_completely): Use it.
3454 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3455 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3458 2005-08-03 Paul Brook <paul@codesourcery.com>
3460 * combine.c (can_change_dest_mode): New function.
3461 (try_combine, simplify_set): Use it.
3463 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3465 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3468 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3470 * doc/install.texi (Specific): Adjust link to openavr.org.
3471 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3472 (Binaries): Adjust HP-UX Porting Center link.
3473 (Binaries): Adjust Free Software Foundation ordering link.
3475 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3477 * convert.c (convert_to_integer): Use fold_build1 instead of
3478 build1 when converting an integer to an integer.
3480 2005-08-02 Richard Henderson <rth@redhat.com>
3482 * combine.c (combine_instructions): Don't use reg_equal/equiv
3483 results if the mode doesn't match.
3485 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3487 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3488 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3490 2005-08-02 Richard Henderson <rth@redhat.com>
3493 * explow.c (memory_address): Remove special-case for
3494 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3496 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3499 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3500 number of calls to cleanup_tree_cfg_1.
3502 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3504 * doc/invoke.texi: document file extensions .F90 and .F95
3506 2005-08-02 Richard Guenther <rguenther@suse.de>
3508 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3509 positive if its first argument is positive.
3511 2005-08-02 Richard Guenther <rguenther@suse.de>
3513 PR tree-optimization/23177
3514 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3517 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3519 PR tree-optimization/23129
3520 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3521 varying for divisions with anti-ranges.
3523 2005-08-02 Jan Hubicka <jh@suse.cz>
3525 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3526 * tree-ssa-threadupdate.c (thread_block): Add it here.
3528 2005-08-01 James E Wilson <wilson@specifix.com>
3530 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3531 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3532 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3534 * config/mips/predicates.md (const_call_insn_operand): Add check for
3535 SYMBOL_REF_LONG_CALL_P.
3536 * doc/extend.texi (long_call): Document the new attribute.
3538 2005-08-01 Ian Lance Taylor <ian@airs.com>
3539 Richard Henderson <rth@redhat.com>
3541 * Makefile.in (RTL_BASE_H): Add real.h.
3542 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3544 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3546 * rtl.c (rtl_check_failed_code_mode): New.
3547 * rtl.h (struct rtx_def): Add u.rv.
3548 (XCMWINT, XCNMPRV): New.
3549 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3550 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3552 2005-08-01 Richard Henderson <rth@redhat.com>
3554 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3555 with auto-inc codes.
3557 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3559 2005-08-01 Jan Hubicka <jh@suse.cz>
3561 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3562 * i386.c: Include dwarf2.h
3563 (asm_preferred_eh_data_format): New.
3564 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3566 2005-08-01 Ian Lance Taylor <ian@airs.com>
3568 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3569 randomize_va_space for virtual address randomization control.
3571 2005-08-01 Steven Bosscher <stevenb@suse.de>
3573 * common.opt (flag_ipa_cp): Put in right place to maintain
3576 2005-08-01 Jan Hubicka <jh@suse.cz>
3578 * profile.c (compute_value_histograms): Fix thinko.
3579 * value-prof.c: Include toplev.h
3580 (check_counter): New function.
3581 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3582 tree_mod_subtract_transform): Add sanity check.
3584 2005-08-01 Richard Guenther <rguenther@suse.de>
3586 PR tree-optimization/23133
3587 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3588 current functions parameter decls to find defs to cse
3591 2005-08-01 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/23109
3594 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3595 If trapping math is in effect, use post-dominator information
3596 to check if we'd in any case reach a trapping point before
3597 doing the reciprocal insertion.
3598 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3599 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3600 expressions are invariant only if trapping math is not in effect.
3602 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3604 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3605 cgraph_function_versioning): New declarations.
3606 * cgraphunit.c: Add include to ipa-prop.h.
3607 (update_call_expr, cgraph_copy_node_for_versioning,
3608 cgraph_function_versioning): New functions.
3609 * integrate.c (copy_decl_for_inlining): Remove.
3610 * ipa-prop.h (ipa_replace_map): New struct.
3611 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3612 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3613 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3614 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3615 ipcp_iterate_stage, ipcp_method_scale_print,
3616 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3617 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3618 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3619 ipcp_update_bb_counts, ipcp_update_profiling,
3620 ipcp_update_edges_counts): New functions.
3621 (ipcp_method_cval_init): Remove restriction regarding local methods.
3622 (ipcp_init_stage): Add ipcp_method_compute_scale.
3623 (ipcp_insert_stage): Add versioning.
3624 (ipcp_structures_print): Add ipcp_method_scale_print.
3625 (ipcp_driver): Dump profiling info.
3626 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3627 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3628 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3629 (struct inline_data): Add versioning_p, ipa_info, new fields.
3630 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3631 declare_return_variable): Replace calls to copy_decl_for_inlining with
3633 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3635 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3636 Add argument VERSIONING.
3637 (copy_arguments_for_versioning, copy_static_chain,
3638 function_versionable_p, tree_versionable_function_p,
3639 tree_function_versioning, replace_ref_tree): New functions.
3640 * tree-inline.h: Include varray.h.
3641 (tree_versionable_function_p, tree_function_versioning,
3642 tree copy_decl_for_dup): New declarations.
3644 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3646 * ipa-cp.c: New file. Contains IPCP specific functionality.
3647 * ipa-prop.h: New file. Contains structures/definitions that can be
3648 used by several interprocedural data flow optimizations (and also IPCP).
3649 * ipa-prop.c: New file.
3650 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3651 * common.opt: Add ipa-cp flag.
3652 * timevar.def: Add IPCP optimization.
3653 * tree-optimize.c (init_tree_optimization_passes): Schedule
3655 * tree-pass.h (pass_ipa_cp): Declare.
3657 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3659 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3660 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3661 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3662 config/i386/i386.c, config/mips/mips.h,
3663 config/rs6000/rs6000.h, config/sh/sh.c,
3664 config/stormy16/stormy16.c: Fix comment typos.
3666 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3669 * c-typeck.c (build_binary_op): Use common_type wrapper on
3671 (common_type): Update comment.
3673 2005-07-31 Steven Bosscher <stevenb@suse.de>
3676 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3677 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3678 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3680 2005-07-31 Jan Hubicka <jh@suse.cz>
3682 * pretty-print.h (pp_widest_integer): New macro.
3683 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3686 2005-07-31 Jan Hubicka <jh@suse.cz>
3688 * output.h (enum section_category): Export from varasm.c
3689 (categorize_decl_for_section): Likewise.
3690 * varasm.c (enum section_category): Kill.
3691 (categorize_decl_for_section): Make global.
3692 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3694 * i386.c (ix86_section_threshold): New static variable.
3695 (ix86_in_large_data_p, ix86_encode_section_info,
3696 x86_64_elf_unique_section,
3697 x86_64_elf_select_section): New functions.
3698 (TARGET_ENCODE_SECTION_INFO): Define
3699 (override_options): Enable medium model for PIC.
3700 (ix86_expand_prologue): Expand gen_set_got_rex64.
3701 (legitimate_constant_p): Handle new UNSPECs.
3702 (legitimate_pic_address_disp_p): Likewise.
3703 (legitimize_pic_address): Lower MEDIUM model addressing.
3704 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3705 (enum cmodel): Add MEDIUM_PIC.
3706 (SYMBOL_REF_FAR_ADDR_P): New macro.
3707 (SYMBOL_FLAG_FAR_ADDR): New flag.
3708 * i386.md (movdi): Support medium model.
3709 (set_got_rex64): New pattern.
3710 * i386.opt (mlarge-data-threshold): New flag.
3711 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3712 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3713 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3714 TARGET_ASM_UNIQUE_SECTION): New.
3716 * invoke.texi (-mlarge_data_threshold): Document
3718 2005-07-31 Jan Hubicka <jh@suse.cz>
3720 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3721 (coalesce_vars): Likewise.
3722 * tree-ssa-live.c (coalesce_cost): New.
3723 (build_tree_conflict_graph): Use coalesce_cost.
3724 * tree-ssa-live.h (coalesce_cost): Declare.
3726 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3728 * arm.md (all peepholes for post-increment operations): Delete.
3729 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3730 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3731 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3732 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3733 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3735 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3737 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3740 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3743 * doc/invoke.texi: Document -rdynamic.
3745 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3748 * c-parser.c (c_parser_parms_list_declarator): Call
3749 mark_forward_parm_decls.
3750 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3751 decls with visibility structure.
3753 2005-07-30 Paul Brook <paul@codesourcery.com>
3755 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3757 2005-07-30 Paul Brook <paul@codesourcery.com>
3759 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3761 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3763 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3765 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3768 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3769 nested function declarators.
3770 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3771 (grokparms): Call warn_if_shadowing for parameters used within the
3773 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3774 not used within the parameter list.
3775 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3777 2005-07-30 Jan Hubicka <jh@suse.cz>
3779 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3780 * i386.c (ix86_fixup_binary_operands): Likewise.
3781 (ix86_expand_unary_operator): Likewise.
3782 (ix86_expand_fp_absneg_operator): Likewise.
3783 * optabs.c (expand_vec_cond_expr): Validate dest.
3785 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3788 * real.c (real_from_string): Also set last bit if there is a
3789 nonzero hex digit beyond GCC's internal precision after ".".
3791 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3793 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3794 define_constants. Change duplicate values to unassigned numbers.
3795 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3796 (*altivec_vspltsf): New.
3797 (altivec_vperm_v4sf): Delete.
3798 (altivec_vperm_<mode>): Use mode macro V.
3799 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3800 (altivec_predicate_v4sf): Delete.
3801 (altivec_predicate_<mode>): Use mode macro V.
3802 (*altivec_lvesfx): New.
3803 (*altivec_stvesfx): New.
3804 (vec_realign_load_v4sf): Delete.
3805 (vec_realign_load_<mode>): Use mode macro V.
3806 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3809 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3812 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3814 * configure: Regenerated.
3816 2005-07-29 Paul Brook <paul@codesourcery.com>
3818 * doc/install.texi: Add link to GFortran binaries wiki page.
3820 2005-07-29 David Ung <davidu@mips.com>
3822 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3823 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3824 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3825 * config/mips/mips.md (cpu): Add 5kf name.
3826 (includes): Includes 5k.md.
3827 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3828 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3831 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3834 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3835 (cleanup_tree_cfg): ... here.
3836 Call cleanup_tree_cfg_1 until there are no more cleanups to
3839 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3841 * tree-vrp.c (compare_range_with_value): Return true or false
3842 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3843 EQ_EXPR respectively.
3845 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3847 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3850 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3852 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3853 (tree_ssa_dominator_optimize): Increment it.
3854 (dump_dominator_optimization_stats): Print it.
3856 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3857 Steven Bosscher <stevenb@suse.de>
3859 PR rtl-optimization/23117
3860 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3861 when head == tail. Tidy comment.
3863 2005-07-28 Richard Henderson <rth@redhat.com>
3865 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3866 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3867 * jump.c (rtx_renumbered_equal_p): Likewise.
3868 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3869 CONST_INT and CONST_DOUBLE.
3870 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3871 * reload.c (operands_match_p): Special case CONST_INT and
3872 CONST_DOUBLE; check mode earlier.
3874 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3877 * c-typeck.c (convert_for_assignment): Do not check
3878 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3880 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3883 * c-typeck.c (composite_type): Prefer constant size arrays to
3886 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3889 * real.c (real_from_string): Set last bit if there is a nonzero
3890 hex digit beyond GCC's internal precision.
3892 2005-07-28 Richard Henderson <rth@redhat.com>
3895 * cfgcleanup.c (try_forward_edges): Watch out for end of
3898 2005-07-28 James E Wilson <wilson@specifixinc.com>
3901 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3903 2005-07-28 Jan Hubicka <jh@suse.cz>
3905 * Makefile.in (rtl-profile.o): Kill all traces of it.
3906 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3907 * coverage.h (rtl_coverage_counter_ref): Kill.
3908 * opts.c (flag_speculative_prefetching_set): Kill.
3909 (flag_loop_optimize_set): New.
3910 (common_handle_option): Disable loop optimizer when profiling;
3911 do not handle speculative prefetching.
3912 * passes.c (init_optimization_passes): Replace pass_profiling combo
3913 by branch_prob pass.
3914 * profile.c (compute_value_histograms): Update for simplified value
3916 (rtl_register_profile_hooks): Kill.
3917 (pass_profiling): Kill.
3918 (rest_of_handle_branch_prob): Do not profile.
3919 * toplev.c (process_options): Remove speculative prefetching.
3920 * toplev.h (flag_tree_based_profiling): Kill.
3921 * tree-profile.c (prepare_instrumented_value,
3922 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3923 tree_gen_one_value_profiler, do_tree_profiling): Update for
3924 simplified datastructures.
3925 * value-prof.c: Add comment that speculative prefetching was dropped;
3926 update rest of file for simplified datastructures.
3927 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3928 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3929 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3930 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3931 rtl_mod_subtract, gen_speculative_prefetch,
3932 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3933 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3934 (gate_handle_value_profile_transformations,
3935 rest_of_handle_value_profile_transformations,
3936 pass_value_profile_transformations): Kill.
3937 * value-prof.h (histogram_value_t): Remove IL based unions.
3938 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3939 rtl_profile_hooks): Remove hooks.
3941 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3943 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3944 (cgraph_clone_node): Likewise.
3945 * cgraph.h (cgraph_clone_edge): Update prototype.
3946 (cgraph_clone_node): Likewise.
3947 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3949 (lookup_recursive_calls): Consider profile.
3950 (cgraph_decide_recursive_inlining): Fix updating; use new
3951 probability argument; use profile.
3952 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3953 * tree-inline.c (copy_bb): Update clal of clone_edge.
3954 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3956 * invoke.texi (min-inline-recursive-probability): Document.
3958 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3960 * doc/install.texi (Configuration): Update Valgrind homepage.
3962 2005-07-28 Richard Henderson <rth@redhat.com>
3965 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3966 labels we want to delete.
3967 (cfg_layout_merge_blocks): Likewise.
3969 2005-07-28 Richard Henderson <rth@redhat.com>
3972 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3973 when expanding to nothing.
3975 2005-07-28 Josh Conner <jconner@apple.com>
3977 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3978 (cgraph_decide_inlining_of_small_functions): Likewise.
3980 2005-07-28 Josh Conner <jconner@apple.com>
3982 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3983 direction of badness if negative.
3984 (cgraph_default_inline_p): Add reason to parameters, and assign it
3986 (cgraph_decide_inlining_of_small_functions): New parameter in call
3987 to cgraph_default_inline_p.
3988 (cgraph_decide_inlining_incrementally): Likewise.
3989 * cgraphunit.c (decide_is_function_needed): Likewise.
3990 * cgraph.h (cgraph_default_inline_p): Likewise.
3992 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3994 * builtins.c: Fix comment typo(s).
3995 * genautomata.c: Likewise.
3996 * gimplify.c: Likewise.
3997 * tree-dfa.c: Likewise.
3998 * tree-flow-inline.h: Likewise.
3999 * tree-into-ssa.c: Likewise.
4000 * tree-ssa-alias.c: Likewise.
4001 * tree-ssa-ccp.c: Likewise.
4002 * tree-ssa-copy.c: Likewise.
4003 * tree-ssa-dce.c: Likewise.
4004 * tree-ssa-dom.c: Likewise.
4005 * tree-ssa-operands.c: Likewise.
4006 * tree-tailcall.c: Likewise.
4007 * tree-vectorizer.c: Likewise.
4008 * tree-vrp.c: Likewise.
4011 2005-07-28 Jeff Law <law@redhat.com>
4013 * tree-vrp.c (test_for_singularity): Extracted from ...
4014 (simplify_cond_using_ranges): Attempt to simplify a relational
4015 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4017 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4019 PR tree-optimization/22506
4020 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4021 phis whose argument is constant.
4023 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4025 PR rtl-optimization/18992
4026 Back out this patch:
4027 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4028 PR optimization/12142
4029 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4030 uses of the register in the SET_SRC. Remove unnecessary argument.
4032 Replace it with this:
4033 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4034 if flag_non_call_exceptions is set and the insn may trap, pass
4035 pc_rtx as dest for recursion.
4036 In SET_SRC part of SET case, if dest is already set, pass it down
4039 2005-07-28 Jan Hubicka <jh@suse.cz>
4041 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4042 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4043 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4045 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4046 profile when available.
4048 2005-07-28 Jan Beulich <jbeulich@novell.com>
4050 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4051 (ia64_print_operand): Describe and handle 'X'.
4052 (ia64_register_move_cost): Also handle FP_REGS.
4053 (ia64_preferred_reload_class): Likewise.
4054 (ia64_secondary_reload_class): Likewise.
4055 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4056 it. Also check for ITANIUM_CLASS_FLDP.
4057 * config/ia64/ia64.h (FP_REGNO_P): New.
4058 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4059 (reg_class): Add FP_REGS.
4060 (REG_CLASS_NAMES): Adjust for it.
4061 (REG_CLASS_CONTENTS): Likewise.
4062 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4063 (REG_CLASS_FROM_LETTER): Handle 'x'.
4064 (CLASS_MAX_NREGS): Handle FP_REGS.
4065 (MEMORY_MOVE_COST): Likewise.
4066 * config/ia64/ia64.md (itanium_class): Add fldp.
4067 (type): Handle fldp.
4068 (movti_internal): More allowable operand combinations. Use ldfp8 when
4069 splitting unnecessary. Remove predicable attribute. Adjust
4070 itanium_class attribute.
4071 (smuldi3_highpart): Remove outdated comment.
4072 (mulditi3, umulditi3, rotlti3): New expanders.
4073 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4074 (absti2): Disabled new insn for future reference.
4075 Respective new splitters.
4076 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4077 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4078 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4080 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4082 PR rtl-optimization/23047
4083 * simplify-rtx.c (simplify_const_relational_operation): Respect
4084 flag_wrapv for comparisons with ABS.
4086 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4088 PR tree-optimization/22493
4089 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4090 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4092 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4094 * config/frv/frv.opt (moptimize-membar): New.
4096 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4098 * config/frv/frv.h: Remove machine_function definition.
4100 * config/frv/frv.c (struct frv_io): New.
4101 (struct machine_function): Moved from frv.h. Add has_membar_p.
4102 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4103 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4104 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4105 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4106 (frv_reorg): Call frv_optimize_membar when appropriate.
4107 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4108 (frv_expand_builtin): Adjust calls accordingly.
4109 (frv_io_address_cookie): New function.
4110 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4111 load or store rather than a special insn. Add ccnstant address and
4112 io-type operands to the membar.
4113 (frv_ifcvt_modify_tests): Unsign regno.
4114 (frv_ifcvt_modify_tests): Same.
4116 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4117 UNSPEC_OPTIONAL_MEMBAR constant.
4118 (builtin_read_<mode>): Delete.
4119 (builtin_write_<mode>): Delete.
4120 ("optional_membar_<mode>"): Add operand.
4122 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4123 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4124 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4125 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4126 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4127 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4128 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4129 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4130 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4132 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4134 * df.c (df_uses_record): Handle SCRATCH.
4136 2005-07-28 Steven Bosscher <stevenb@suse.de>
4139 * passes.c (rest_of_decl_compilation): If decl is a type and
4140 we have encountered errors, don't emit debug information.
4142 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4144 * params.def: Fixed comment.
4146 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4149 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4150 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4151 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4153 2005-07-27 Steven Bosscher <stevenb@suse.de>
4156 * varasm.c (assemble_start_function): Don't do anything that may
4157 require a CFG if the current function is a thunk.
4159 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4161 * doc/install.texi (Prerequisites): Mention that perl is needed
4162 to do export control in libstdc++ targetting Darwin.
4164 2005-07-27 Steven Bosscher <stevenb@suse.de>
4166 PR rtl-optimization/17808
4167 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4168 (sched_insns_conditions_mutex_p): Split out from...
4169 (add_dependence): ...here. But don't call it from here.
4170 (add_dependence_list): Check sched_insns_conditions_mutex_p
4171 before calling add_dependence.
4172 (add_dependence_list_and_free): Likewise.
4173 (fixup_sched_groups): Likewise.
4174 (sched_analyze_1): Likewise.
4175 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4176 (sched_analyze): Likewise.
4177 (sched_analyze_insn): Likewise.
4178 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4179 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4180 dependencies on all COND_EXEC insns to jumps ending basic blocks
4181 when doing intrablock scheduling.
4182 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4184 2005-07-27 Jeff Law <law@redhat.com>
4186 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4187 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4188 equivalency sets, correctly handle the case were vr0 has an
4189 equivalency set, but vr1 does not.
4191 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4193 PR tree-optimization/23073
4194 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4195 vect_print_dump_info before fprintf.
4197 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4199 PR tree-optimize/22348
4200 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4201 Fold the partial computation.
4203 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4205 PR tree-optimization/22325
4206 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4208 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4210 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4211 (force_var_cost): ... this function.
4212 (compute_phi_arg_on_exit): Export.
4214 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4216 PR tree-optimization/20773
4217 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4220 2005-07-27 Richard Guenther <rguenther@suse.de>
4222 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4223 Avoid pushing again if current struct contains only
4224 fields we decomposed.
4226 2005-07-27 Jan Hubicka <jh@suse.cz>
4228 PR tree-optimization/22574
4229 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4232 * tree-tailcall.c (decrease_profile): New function.
4233 (eliminate_tail_call): Use it.
4235 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4236 visibility flags correctly in whole program mode.
4238 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4240 PR rtl-optimization/22472
4241 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4243 2005-07-26 Steven Bosscher <stevenb@suse.de>
4245 PR tree-optimization/22504
4246 * tree-complex.c (expand_complex_addition): Use 'code' instead
4247 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4249 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4251 * config.gcc (cpu_type): Add frv case.
4252 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4253 (supported_defaults): Add fr550 case.
4255 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4258 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4259 whether a pointer of type T * may point to objects of type T *.
4261 2005-07-26 DJ Delorie <dj@redhat.com>
4263 * configure: Regenerate.
4265 2005-07-26 Dale Johannesen <dalej@apple.com>
4267 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4269 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4271 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4272 Clarify use of "build" in name.
4274 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4276 * doc/extend.texi (Raw read/write Functions): New section.
4277 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4278 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4279 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4280 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4281 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4282 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4283 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4284 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4285 * config/frv/frv.c: Add bdesc_loads global.
4286 Add bdesc_stores global.
4287 (frv_init_builtins): Add support for __builtin_{read/write}*.
4288 (frv_volatile_memref): New.
4289 (frv_expand_load_builtin): New.
4290 (frv_expand_store_builtin): New.
4291 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4292 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4293 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4294 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4295 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4296 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4297 (builtin_read_<mode>): New.
4298 (builtin_write_<mode>): New.
4299 (builtin_write64): New.
4300 (optional_membar_<mode>): New.
4302 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4304 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4305 (rather than units) against HOST_BITS_PER_WIDE_INT.
4307 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4309 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4310 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4311 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4312 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4315 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4316 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4317 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4319 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4321 2005-07-26 Richard Guenther <rguenther@suse.de>
4323 PR tree-optimization/22486
4324 * fold-const.c (fold_unary): Fold away useless component
4325 references of the form (T *)&T.x, if the address
4328 2005-07-25 James E Wilson <wilson@specifixinc.com>
4330 * dwarf2out.c (add_call_src_coords_attributes): New.
4331 (gen_inlined_subroutine_die): Call it.
4332 (maybe_emit_file, init_file_table): Add comments.
4333 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4335 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4336 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4337 * tree.h (BLOCK_SOURCE_LOCATION): New.
4338 (struct tree_block): New field locus.
4340 2005-07-26 Andreas Schwab <schwab@suse.de>
4342 PR rtl-optimization/23043
4343 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4344 when allocating a struct unoccr.
4346 2005-07-25 Richard Henderson <rth@redhat.com>
4349 * tree-complex.c (gate_no_optimization): True if errors.
4350 * Makefile.in (tree-complex.o): Update dependencies.
4352 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4354 * config/frv/predicates.md (integer_register_operand): Use
4357 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4360 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4362 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4364 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4366 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4367 types when flag_unsafe_math_optimizations is true.
4369 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4371 * gcc.c (option_map): Add --sysroot.
4372 (process_command): Handle --sysroot.
4373 (display_help): Document it.
4374 * doc/cppopts.tex (-isysroot): Document.
4375 * doc/invoke.texi (--sysroot): Document.
4376 * doc/install.texi (--with-build-sysroot): Document.
4378 * Makefile.in (inhibit_libc): New variable.
4379 (INHIBIT_LIBC_CFLAGS): Likewise.
4380 (LIBGCC2_CFLAGS): Include
4381 $(INHIBIT_LIBC_CFLAGS).
4382 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4383 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4384 ($(T)crtend.o): Likewise.
4385 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4386 ($(T)crtendS.o): Likewise.
4387 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4388 ($(T)crtendT.o): Likewise.
4389 (stmp-fixinc): Do not complain about missing headers if
4391 * configure.ac (inhibit_libc): Set it to true/false.
4392 (--with-build-sysroot): New option. Use it to set
4394 * configure: Regenerated.
4396 2005-07-25 Manfred Hollstein <mh@suse.com>
4398 * calls.c (store_one_arg): Fix unsigned comparison warning.
4400 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4403 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4404 (ggc_print_statistics): Initialize variable before use.
4406 2005-07-25 Richard Guenther <rguenther@suse.de>
4408 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4409 calling with a PHI_NODE argument.
4411 * tree-flow-inline.h (overlap_subvar): Protect against
4414 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4416 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4417 * configure: Regenerate.
4419 2005-07-25 Ira Rosen <irar@il.ibm.com>
4421 * expr.c (highest_pow2_factor): Make extern.
4422 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4423 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4424 record_array_differ_p, array_ptr_differ_p): Likewise.
4425 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4426 additional cases. Call the above functions.
4427 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4428 base_object_differ_p when there are two base objects. Otherwise, compare
4429 base address and offset. Call may_alias_p.
4430 (dump_data_reference): Use a correct field name.
4431 (analyze_array): Make static. Initialize new data-ref fields.
4432 (analyze_indirect_ref): New function.
4433 (init_data_ref): Initialize new data-ref fields.
4434 (strip_conversion): Moved from tree-vect-analyze.c.
4435 (analyze_offset_expr, get_ptr_offset, address_analysis,
4436 object_analysis): Likewise.
4437 (analyze_offset): New function.
4438 (create_data_ref): Likewise.
4439 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4440 dimensions for ARRAY_REFs only.
4441 (build_classic_dist_vector): Make static.
4442 (access_functions_are_affine_or_constant_p): Call macro to get the
4443 address of access functions.
4444 (compute_all_dependences): Add new parameter
4445 compute_self_and_read_read_dependences. Compute self and read-read
4446 dependences if it is true.
4447 (find_data_references_in_loop): Call create_data_ref. Initialize new
4449 (compute_data_dependences_for_loop): Add new parameter
4450 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4451 compute nb_loops. Call compute_all_dependences,
4452 build_classic_dist_vector and build_classic_dir_vector with correct
4454 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4455 with correct parameters. Compare dimensions for ARRAY_REFs only.
4456 (free_data_refs): Call macro to free access functions.
4457 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4458 fields from stmt_vinfo.
4459 (struct base_object_info): New structure.
4460 (struct data_reference): Move fields to base_object_info. Add fields
4461 first_location and object_info for above structures. Move fields from
4462 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4463 aligned_to. Add macros to access the new fields.
4464 Update functions declarations.
4465 * tree-flow.h (is_aliased_with): Declare.
4466 * tree-loop-linear.c (linear_transform_loops): Call
4467 compute_data_dependences_for_loop with correct parameters.
4468 * tree-ssa-alias.c (is_aliased_with): New function.
4469 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4470 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4471 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4472 vect_base_addr_differ_p, compute_subscript_distance and
4473 build_classic_dist_vector. Add printings. Check absolute value of
4475 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4477 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4478 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4479 to bytes. Add printing.
4480 (vect_compute_data_refs_alignment): Go through loads and stores in one
4482 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4483 vect_analyze_data_ref_access): Likewise.
4484 (vect_analyze_pointer_ref_access): Remove.
4485 (vect_address_analysis, vect_object_analysis): Likewise.
4486 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4487 and analyze data-refs in the loop.
4488 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4489 fields of data-ref instead of stmt. Add init to the offset from the
4491 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4492 (vect_update_init_of_dr): Likewise.
4493 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4494 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4496 (new_loop_vec_info): Initialize new fields.
4497 (destroy_loop_vec_info): Free new fields.
4498 (vect_strip_conversion): Remove.
4499 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4500 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4501 datarefs. Add new field ddrs.
4502 Add macros for the new fields access.
4503 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4504 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4505 Remove their macros.
4506 * tree.h (highest_pow2_factor): Declare.
4508 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4510 * calls.c (store_one_arg): Check for sibling call MEM arguments
4511 from already clobbered incoming argument area.
4513 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4515 * c-common.c (check_missing_format_attribute): New.
4516 * c-common.h (check_missing_format_attribute): Likewise.
4517 * c-typeck.c (convert_for_assignment): Use it.
4519 2005-07-24 Andreas Schwab <schwab@suse.de>
4521 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4522 register use a word move. Correct operand of ext.w in 68000 code.
4524 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4526 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4527 variables as declarations, rather than definitions.
4529 2005-07-24 Ira Rosen <irar@il.ibm.com>
4531 PR tree-optimization/22526
4532 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4535 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4537 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4538 that C99 reserve for future use. Use it to define clog10,
4539 clog10f and clog10l.
4541 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4543 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4544 * configure.ac: Check for -Wmissing-format-attribute.
4546 * configure: Regenerate.
4548 2005-07-23 Richard Henderson <rth@redhat.com>
4550 PR tree-optimization/22623
4551 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4553 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4556 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4558 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4560 * Makefile.in (C_TREE_H): Update dependencies.
4561 * c-tree.h: Include toplev.h.
4562 * diagnostic.h (diagnostic_set_info): Add format attribute.
4563 * rtl-error.c (diagnostic_for_asm): Likewise.
4565 2005-07-23 Chao-ying Fu <fu@mips.com>
4567 * config/mips/mips-dsp.md: New file.
4568 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4569 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4571 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4572 MIPS_BUILTIN_BPOSGE32.
4573 (mips_expand_builtin_direct): Add one parameter to indicate that
4574 builtin functions need to return a value.
4575 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4577 (mips_regno_to_class): Add classes for 12 new DSP registers.
4578 (mips_subword): Change to check four HI registers.
4579 (mips_output_move): Output move to and from 6 new DSP accumulators.
4580 (override_options): Make sure -mdsp and -mips16 are not used together.
4581 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4583 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4585 (print_operand): Add 'q' for printing DSP accumulators.
4586 (mips_cannot_change_mode_class): Check ACC_REGS.
4587 (mips_secondary_reload_class): Check ACC_REGS.
4588 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4589 (mips_register_move_cost): Check ACC_REGS.
4590 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4591 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4592 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4593 (dsp_bdesc): New array.
4594 (bdesc_arrays): Add DSP builtin function table.
4595 (mips_prepare_builtin_arg): Check predicate again after
4597 (mips_expand_builtin): Add one more parameter to
4598 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4599 MIPS_BUILTIN_BPOSGE32.
4600 (mips_init_builtins): Initialize new function types.
4601 (mips_expand_builtin_direct): Check if builtin functions need to
4602 return a value and pass operands properly.
4603 (mips_expand_builtin_bposge): New function.
4604 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4605 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4606 (FIRST_PSEUDO_REGISTER): Increase to 188.
4607 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4608 Update for 12 new DSP registers.
4609 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4610 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4611 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4612 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4613 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4614 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4615 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4616 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4617 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4618 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4619 (REGISTER_NAMES): Add names for 12 new DSP registers.
4620 * config/mips/mips.md: Include mips-dsp.md.
4621 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4622 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4623 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4624 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4625 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4626 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4627 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4628 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4629 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4630 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4631 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4632 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4633 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4634 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4635 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4636 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4637 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4638 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4639 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4640 (UNSPEC_RDDSP): New constants.
4641 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4642 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4644 * config/mips/mips.opt (-mdsp): New option.
4645 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4646 (reg_imm10_operand): New predicates.
4647 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4648 * doc/invoke.texi (-mdsp): Document new option.
4650 2005-07-22 DJ Delorie <dj@redhat.com>
4652 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4654 * tree-inline.c (inlinable_function_p): Likewise.
4656 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4659 * toplev.c (check_global_declarations): Do not mark undefined
4660 variables as DECL_IGNORED_P.
4661 * varasm.c (first_global_object_name): GTY it.
4662 (weak_global_object_name): Likewise.
4663 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4664 a string to go into {weak,first}_global_object_name.
4666 2005-07-22 DJ Delorie <dj@redhat.com>
4668 * c-format.c (check_function_format): Change warning control
4669 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4671 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4673 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4674 &PTR->FLD a dereference of PTR.
4675 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4676 a potential dereference of PTR.
4678 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4680 PR rtl-optimization/20370
4681 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4682 call allocate_reg_info if necessary.
4684 PR rtl-optimization/21848
4685 * calls.c (emit_library_call_value_1): For const functions, add
4686 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4688 PR rtl-optimization/22445
4689 * cselib.c (target.h): Include.
4690 (rtx_equal_for_cselib_p): Allow commutative matches.
4691 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4692 Remove MODE parameter. Changed all callers.
4694 PR rtl-optimization/22258
4695 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4697 (try_combine): Use likely_spilled_retval_p.
4699 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4701 * config.gcc: Add crx-elf support.
4703 * doc/contrib.texi: Mention crx.
4704 * doc/extend.texi: Document crx extensions.
4705 * doc/install.texi: Document crx install.
4706 * doc/invoke.texi: Document crx options.
4707 * doc/md.texi: Document crx constraints.
4709 * config/crx/crx-protos.h: New file.
4710 * config/crx/crx.c: New file.
4711 * config/crx/crx.h: New file.
4712 * config/crx/crx.md: New file.
4713 * config/crx/crx.opt: New file.
4714 * config/crx/t-crx: New file.
4716 2005-07-22 Manfred Hollstein <mh@suse.com>
4718 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4720 (int_add_graph_edge): Likewise.
4721 (collapse_nodes): Likewise.
4722 (process_unification_queue): Likewise.
4724 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4725 Laurent GUERBY <laurent@guerby.net>
4727 PR tree-optimization/22336
4728 * function.c (record_block_change): Check for
4729 cfun->ib_boundaries_block.
4731 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4733 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4734 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4736 2005-07-21 DJ Delorie <dj@redhat.com>
4738 * toplev.c (warn_deprecated_use): Add warning control to warning
4740 * c-typeck.c (parser_build_binary_op): Likewise.
4741 (c_finish_if_stmt): Likewise.
4742 * c-common.c (check_function_sentinel): Likewise.
4743 (check_nonnull_arg): Likewise.
4745 2005-07-21 Richard Henderson <rth@redhat.com>
4748 * tree-complex.c (complex_ssa_name_components): New.
4749 (cvc_lookup): Allow entry not found.
4750 (create_components): Remove.
4751 (create_one_component_var, get_component_var): New.
4752 (get_component_ssa_name, set_component_ssa_name): New.
4753 (extract_component): Use get_component_ssa_name.
4754 (update_complex_components): Use set_component_ssa_name.
4755 (update_complex_components_on_edge): Likewise.
4756 (update_phi_components): Create new PHI nodes directly, instead
4757 of adding insns to edges.
4758 (tree_lower_complex): Allocate and free complex_variable_components
4759 and complex_ssa_name_components here.
4761 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4763 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4764 revert to returning false.
4766 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4769 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4771 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4774 * config/i386/i386.md (cmpxf): Change operand constraints
4775 to "nonmemory_operand".
4777 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4779 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4781 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4784 * fold-const.c (fold_build1): Add checksum for the operands.
4785 (fold_build2): Likewise.
4786 (fold_build3): Likewise.
4788 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4791 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4793 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4795 * common.opt (-fforward-propagate): Committed by mistake,
4798 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4800 * reg-stack.c: Fix comment typo(s).
4801 * tree-ssa-operands.c: Likewise.
4802 * tree-vectorizer: Likewise.
4804 2005-07-21 Nick Clifton <nickc@redhat.com>
4806 * config/sh/symbian.c: Replace C++ style line comments with C
4807 style line comments.
4808 (symbian_add_attribute): Do not use a ? operator on the LHS of
4810 (sh_symbian_handle_dll_attribute): Change the type of the
4811 method vector to "VEC(tree,gc)*" and use vector accessor
4812 macros to walk over the elements.
4813 (symbian_export_vtable_and_rtti_p): Likewise.
4814 (symbian_class_needs_attribute_p): Likewise.
4816 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4819 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4820 initialize targetm.resolve_overloaded_builtin here.
4821 (altivec_expand_overloaded_builtin): Make it non-static.
4822 * config/rs6000/rs6000-protos.h
4823 (altivec_expand_overloaded_builtin): New prototype.
4824 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4825 targetm.resolve_overloaded_builtin here.
4826 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4828 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4829 Zdenek Dvorak <dvorakz@suse.cz>
4831 PR tree-optimization/19210
4832 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4834 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4835 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4836 rely on unproven assumptions.
4837 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4838 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4839 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4840 to number_of_iterations_exit.
4841 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4842 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4843 * tree-ssa-loop-niter.c (find_loop_niter,
4844 estimate_numbers_of_iterations_loop): Likewise.
4845 (number_of_iterations_exit): Honor the new options.
4846 * doc/invoke.texi (Wunsafe-loop-optimizations,
4847 funsafe-loop-optimizations): Document them.
4849 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4851 PR rtl-optimization/22167
4852 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4854 2005-07-20 Adam Nemet <anemet@lnxw.com>
4856 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4857 __do_global_dtors_aux longcall.
4859 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4861 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4862 (old_special_pred_table): Don't reference
4863 SPECIAL_MODE_PREDICATES.
4864 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4865 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4866 * config/sh/predicates.h: Don't mention
4867 SPECIAL_MODE_PREDICATES.
4868 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4871 2005-07-20 DJ Delorie <dj@redhat.com>
4873 * config.gcc: Add m32c-elf support.
4875 * doc/contrib.texi: Mention m32c.
4876 * doc/extend.texi: Document m32c extensions.
4877 * doc/install.texi: Mention m32c.
4878 * doc/invoke.texi: Document m32c options.
4879 * doc/md.texi: Document m32c constraints.
4881 * config/m32c/addsub.md: New file.
4882 * config/m32c/bitops.md: New file.
4883 * config/m32c/cond.md: New file.
4884 * config/m32c/jump.md: New file.
4885 * config/m32c/m32c-lib1.S: New file.
4886 * config/m32c/m32c-lib2.c: New file.
4887 * config/m32c/m32c-modes.def: New file.
4888 * config/m32c/m32c-pragma.c: New file.
4889 * config/m32c/m32c-protos.h: New file.
4890 * config/m32c/m32c.abi: New file.
4891 * config/m32c/m32c.c: New file.
4892 * config/m32c/m32c.h: New file.
4893 * config/m32c/m32c.md: New file.
4894 * config/m32c/m32c.opt: New file.
4895 * config/m32c/minmax.md: New file.
4896 * config/m32c/mov.md: New file.
4897 * config/m32c/muldiv.md: New file.
4898 * config/m32c/predicates.md: New file.
4899 * config/m32c/prologue.md: New file.
4900 * config/m32c/shift.md: New file.
4901 * config/m32c/t-m32c: New file.
4903 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4905 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4906 (stack_protect_set, stack_protect_test): New expanders.
4907 (stack_protect_set_si, stack_protect_set_si_media,
4908 stack_protect_set_di_media, stack_protect_test_si,
4909 stack_protect_test_si_media, stack_protect_test_di_media):
4912 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4914 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4916 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4918 * tree.h (tree_expr_nonzero_p): Export.
4919 * fold-const.c (tree_expr_nonzero_p): Likewise.
4920 Return true for CALL_EXPRs that are alloca calls.
4921 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4923 * tree-flow.h (expr_computes_nonzero): Remove.
4924 * tree-vrp.c (expr_computes_nonzero): Remove.
4925 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4926 (extract_range_from_unary_expr): Likewise.
4927 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4928 tree_expr_nonzero_p.
4930 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4932 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4933 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4934 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4935 All callers changed.
4936 (frame_related_constant_load): New arg "related" which controls
4937 setting of RTX_FRAME_RELATED_P. All callers changed.
4938 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4939 (bfin_expand_prologue): Add stack limit checking.
4940 * config/bfin/bfin.md (trapifcc): New pattern.
4942 * config/bfin/bfin.c: Include "langhooks.h".
4943 (def_builtin): Go through lang_hooks to call builtin_function.
4945 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4946 * config/bfin/predicates.md (symbol_ref_operand): New.
4947 (call_insn_operand): Delete. All callers changed to use
4948 register_no_elim_operand.
4949 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4951 (function_arg): Use it to generate the call's operand 2.
4952 (bfin_longcall_p): New function.
4953 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4954 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4955 determine if the address needs to be in a REG.
4956 (bfin_handle_longcall_attribute): New function.
4957 (bfin_attribute_table): Add "longcall" and "shortcall".
4958 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4959 (CUMULATIVE_ARGS): New member call_cookie.
4960 (PREDICATE_CODES): Add symbol_ref_operand.
4961 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4962 extra USE to the pattern.
4963 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4964 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4965 sibcall_value_insn; now the new patterns handle direct calls and the
4966 old ones indirect calls.
4967 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4969 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4971 * doc/trouble.texi: Update section on handling of empty loops.
4973 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4975 * config.gcc: Remove support for sparc-*-openbsd*,
4976 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4978 * config.host: Remove support for i860-*-sysv4* as a host.
4979 * config/i860/*, config/ip2k/*, config/ns32k/*,
4980 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4981 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4982 mention obsolete ports.
4984 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4986 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4988 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4989 of frame_pointer_rtx.
4990 (sh_expand_epilogue): Likewise.
4991 (sh_set_return_address): Likewise.
4992 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4993 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4994 offsets from FRAME_POINTER_REGNUM.
4995 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4996 (sh_register_names): Add initializer for sfp.
4997 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4998 (VALID_REGISTER_P): Likewise.
4999 (FIRST_PSEUDO_REGISTER): Update.
5000 (DWARF_FRAME_REGISTERS): Define.
5001 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5002 (HARD_FRAME_POINTER_REGNUM): Define.
5003 (FRAME_POINTER_REGNUM): Redefine.
5004 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5005 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5006 from FRAME_POINTER_REGNUM.
5007 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5008 FRAME_POINTER_REGNUM.
5009 (REG_CLASS_CONTENTS): Add sfp.
5010 (REG_ALLOC_ORDER): Likewise.
5011 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5012 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5013 of frame_pointer_rtx.
5014 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5016 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5018 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5019 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5020 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5022 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5025 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5027 Make CONSTRUCTOR use VEC to store initializers.
5028 * c-common.c (complete_array_type): Update to cope with VEC in
5030 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5031 (pp_c_constructor_elts): New function.
5032 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5033 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5034 struct constructor_stack, struct initializer_stack,
5035 constructor_elements, push_init_level, pop_init_level,
5036 add_pending_init, find_init_member, output_init_element): Update to
5037 cope with VEC in CONSTRUCTOR_ELTS.
5038 * coverage.c (build_fn_info_value, build_ctr_info_value,
5039 build_gcov_info): Likewise.
5040 * expr.c (categorize_ctor_elements_1, store_constructor,
5041 expand_expr_real_1): Likewise.
5042 * fold-const.c (fold_ternary): Likewise.
5043 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5044 gimplify_init_constructor, gimplify_expr): Likewise.
5045 * tree-dump.c (dequeue_and_dump): Likewise.
5046 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5048 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5050 * tree-sra.c (generate_element_init_1): Likewise.
5051 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5052 * tree-ssa-operands.c (get_expr_operands): Likewise.
5053 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5054 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5055 (get_initial_def_for_reduction): Likewise.
5056 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5057 value handle in annotations.
5058 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5059 tree_node_structure): Add support for constr_kind.
5060 (build_vector_from_ctor, build_constructor_single,
5061 build_constructor_from_list): New functions.
5062 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5063 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5064 Update to cope with VEC in CONSTRUCTOR_ELTS.
5065 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5066 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5067 CONSTRUCTOR_APPEND_ELT): New macros.
5068 (struct constructor_elt, struct tree_constructor): New data types.
5069 (union tree_node): Add tree_constructor field.
5070 * treestruct.def: Define TS_CONSTRUCTOR.
5071 * varasm.c (const_hash_1, compare_constant, copy_constant,
5072 compute_reloc_for_constant, output_addressed_constants,
5073 initializer_constant_valid_p, output_constant,
5074 array_size_for_constructor, output_constructor): Update to cope with
5075 VEC in CONSTRUCTOR_ELTS.
5076 * vec.h (VEC_empty, VEC_copy): New macros.
5078 2005-07-19 Devang Patel <dpatel@apple.com>
5080 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5082 2005-07-19 Richard Henderson <rth@redhat.com>
5085 * gimplify.c (gimplify_expr): Use main variant type for the temp
5086 destination for a discarded volatile read.
5087 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5088 casts between non-void types that change volatility.
5090 2005-07-15 DJ Delorie <dj@redhat.com>
5092 * toplev.h: Add comment about the first parameter for warning().
5093 * errors.h: Likewise.
5095 * c.opt (Wpragmas): New.
5096 * doc/invoke.texi: Document it.
5098 * function.c (do_warn_unused_parameter): Add warning control to
5100 * c-decl.c (warn_if_shadowing): Likewise.
5101 * c-lex.c (cb_def_pragma): Likewise.
5102 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5103 (pop_alignment): Likewise.
5104 (handle_pragma_pack): Likewise.
5105 (apply_pragma_weak): Likewise.
5106 (handle_pragma_weak): Likewise.
5107 (handle_pragma_redefine_extname): Likewise.
5108 (add_to_renaming_pragma_list): Likewise.
5109 (handle_pragma_extern_prefix): Likewise.
5110 (maybe_apply_renaming_pragma): Likewise.
5111 (handle_pragma_visibility): Likewise.
5113 * config/c4x/c4x-c.c (BAD): Likewise.
5114 (c4x_parse_pragma): Likewise.
5115 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5116 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5117 (rs6000_pragma_longcall): Likewise.
5118 * config/v850/v850-c.c (pop_data_area): Likewise.
5119 (ghs_pragma_section): Likewise.
5120 (ghs_pragma_section): Likewise.
5121 (ghs_pragma_interrupt): Likewise.
5122 (ghs_pragma_starttda): Likewise.
5123 (ghs_pragma_startsda): Likewise.
5124 (ghs_pragma_startzda): Likewise.
5125 (ghs_pragma_endtda): Likewise.
5126 (ghs_pragma_endsda): Likewise.
5127 (ghs_pragma_endzda): Likewise.
5129 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5130 Kenneth Zadeck <zadeck@naturalbridge.com>
5132 * Makefile.in: Removed tree-promote-statics.c
5133 * tree-promote-statics.c: Removed.
5134 * common.opt: Removed flag-promote-statics.
5136 * passes.c: Removed tree-promote-statics pass.
5137 * tree-pass.h: Ditto.
5138 * timevar.def: Removed TV_PROMOTE_STATICS.
5141 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5143 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5145 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5147 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5150 * c-common.c (check_function_arguments): Call
5151 'check_function_format' if either -Wformat or
5152 -Wmissing-format-attribute are specified.
5153 * c-format.c (check_function_format): Check -Wformat before
5154 calling 'check_format_info'.
5155 * c-opts.c (c_common_post_options): Don't warn for
5156 -Wmissing-format-attribute without -Wformat.
5157 * c-typeck.c (convert_for_assignment): Detect additional cases for
5158 -Wmissing-format-attribute.
5159 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5162 2005-07-19 Richard Guenther <rguenther@suse.de>
5164 * config/i386/i386.md (lrint<mode>2): Use temporary
5165 instead of clobbering non-existent memory.
5167 2005-07-19 Nick Clifton <nickc@redhat.com>
5169 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5170 statement to avoid displaying ASCII control characters.
5172 2005-07-19 Ben Elliston <bje@au.ibm.com>
5174 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5175 * cfganal.c (find_edge_index): Ditto.
5176 * combine.c (combine_instructions): Ditto.
5177 * ddg.c (create_scc): Ditto.
5178 (find_successors): Ditto.
5179 (find_predecessors): Ditto.
5180 (find_nodes_on_paths): Ditto.
5181 (longest_simple_path): Ditto.
5182 * flow.c (update_life_info): Ditto.
5183 (count_or_remove_death_notes): Ditto.
5184 (clear_log_links): Ditto.
5185 * modulo-sched.c (generate_reg_moves): Ditto.
5186 (find_max_asap): Ditto.
5187 (find_max_hv_min_mob): Ditto.
5188 (find_max_dv_min_mob): Ditto.
5189 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5190 * sched-rgn.c (extract_edgelst): Ditto.
5191 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5192 (dump_update_ssa): Ditto.
5193 (ssa_names_to_replace) Ditto.
5194 (switch_virtuals_to_full_rewrite): Ditto.
5195 (update_ssa): Ditto.
5196 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5198 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5200 Fix PR tree-optimization/22483
5202 * tree-complex.c (create_components): Use
5203 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5204 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5205 * tree-flow.h (safe_referenced_var_iterator): New structure.
5206 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5207 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5208 safe_referenced_var iterator.
5209 (add_type_alias): Ditto.
5211 2005-07-19 Steven Bosscher <stevenb@suse.de>
5213 * loop-init.c (rest_of_handle_loop2): Remove.
5214 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5215 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5216 (pass_rtl_loop_init, pass_rtl_loop_done,
5217 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5218 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5219 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5220 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5221 pass_tree_loop_done, and pass_tree_unswitch.
5222 (gate_loop): Rename to gate_tree_loop.
5223 * passes.c (init_optimization_passes): Update for renamed tree
5224 loop passes. Add the new loop2 passes as subpasses of loop2.
5225 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5226 Update for the renamed tree loop passes.
5228 2005-07-18 Ian Lance Taylor <ian@airs.com>
5231 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5232 blocks when optimizing.
5234 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5236 * common.opt (frename-registers): Initialize to 2.
5238 (fgcse-after-reload): Ditto.
5239 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5240 (process_options): Only change flag_web, flag_rename_registers,
5241 and flag_rerun_cse_after_loop if not explicitly set by user.
5243 2005-07-18 Jan Beulich <jbeulich@novell.com>
5245 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5246 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5247 in 64-bit mode the same as DImode in 32-bit mode.
5248 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5249 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5250 mode. Add new mode parameter.
5251 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5252 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5253 x86_64_shift_adj): New expanders.
5254 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5255 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5257 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5258 DImode shift splitters.
5259 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5260 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5263 2005-07-18 Jan Beulich <jbeulich@novell.com>
5265 * i386.md (movdi_extzv_1): New.
5266 (zero_extendhidi2): Combine alternatives and never force use of
5268 (zero_extendqidi2): Likewise. Don't restrict input selection.
5270 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5272 Fix PR tree-optimization/22531
5273 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5276 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5278 * tree-promote-statics.c (pass_promote_statics): Change dump file
5281 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5283 * tree-optimize.c (init_tree_optimization_passes): Add
5284 pass_eliminate_useless_stores pass.
5285 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5286 * tree-ssa-pre.c (is_copy_stmt): New function.
5287 (follow_copies_till_vuse): Ditto.
5288 (do_eustores): Ditto.
5289 (gate_eustores): Ditto.
5291 2005-07-16 Richard Henderson <rth@redhat.com>
5293 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5295 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5296 Kenneth Zadeck <zadeck@naturalbridge.com>
5298 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5299 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5300 ipa-type-escape.h, tree-promote-statics.c
5301 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5302 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5303 tree-promote-statics.c: new files.
5304 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5305 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5306 int nonlocal_set_p, mark_constant_function): Deleted.
5307 (rest_of_handle_cfg): Removed call to mark_constant_function.
5308 (nonoverlapping_component_refs_p): Added calls to support
5309 type based aliasing.
5310 * tree-ssa-alias.c (may_alias_p,
5311 compute_flow_insensitive_aliasing): Ditto.
5312 * calls.c (flags_from_decl_or_type): Removed reference to
5314 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5315 too many arguments. This is necessary for Spec 2000.
5316 * cgraph.h (const_function, pure_function): Removed.
5317 * common.opt: Added "fipa-pure-const", "fipa-reference",
5318 "fipa-type-escape", and "ftree-promote-static".
5320 * passes.c: Added ipa and tree-promote-statics passes.
5321 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5322 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5323 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5324 * tree-flow.h: Added exposed sra calls and addition of
5325 reference_vars_info field for FUNCTION_DECLS.
5326 * tree-pass.h: Added passes.
5327 * tree-sra.c: (sra_init_cache): New function.
5328 (sra_insert_before, sra_insert_after) Made public.
5329 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5331 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5332 aliasing. (may_alias_p): Added code to use type escape analysis to
5334 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5335 code to prune clobbers of static variables based on information
5336 produced in ipa-reference pass. Changed call clobbering so that
5337 statics are not marked as clobbered if the call does not clobber
5340 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5342 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5345 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5347 * doc/install.texi (*-*-solaris2*): Document recommended version
5348 of GNU binutils and mention GNU linker problem on Solaris 10.
5350 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5353 * c-decl.c (c_build_bitfield_integer_type): New function.
5354 (finish_struct): Call it.
5355 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5357 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5359 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5362 2005-07-16 Jan Hubicka <jh@suse.cz>
5364 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5365 (scale_bbs_frequencies_int): Watch roundoff errors.
5366 * predict.c (return_prediction): Initialize return_stmt.
5368 2005-07-16 Jan Hubicka <jh@suse.cz>
5370 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5371 after RTL profiling.
5373 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5376 * fold-const.c (build_range_check): Convert high/low to etype
5377 if we are only comparing against exp.
5379 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5381 Fix PR tree-optimization/22376
5382 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5384 (need_to_solve): New function.
5385 (compute_points_to_sets): Use it.
5387 2005-07-15 Jan Hubicka <jh@suse.cz>
5389 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5390 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5392 2005-07-15 Richard Guenther <rguenther@suse.de>
5394 * c-common.c (handle_flatten_attribute): New function.
5395 Add flatten function attribute.
5396 * doc/extend.texi: Document flatten function attribute.
5397 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5398 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5400 (cgraph_decide_inlining): Handle functions with flatten
5403 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5405 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5406 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5407 UNSPEC_XCHG, UNSPEC_AND): New.
5408 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5409 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5410 * config/rs6000/sync.md (FETCHOP): New code macro.
5411 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5413 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5414 (sync_compare_and_swap<mode>): Same.
5415 (sync_lock_test_and_set<mode>): Same.
5416 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5417 for QImode and HImode, and not PPC405.
5418 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5419 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5420 (sync_<fetchop>{si,di}_internal): New.
5421 (sync_nand{si,di}_internal): New.
5422 (sync_old_<fetchop>{si,di}_internal): New.
5423 (sync_old_nand{si,di}_internal): New
5424 (sync_new_<fetchop>{si,di}_internal): New.
5425 (sync_new_nand{si,di}_internal): New.
5426 (atomic_and{si,di}): New.
5427 (sync_new_nand{si,di}_internal): New.
5428 (atomic_and{si,di}): New.
5429 (sync_add<mode>_internal): Delete.
5430 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5431 (sync_sub<mode>_internal): Delte.
5432 (sync_subshort_internal): New.
5433 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5434 (sync_anddi_internal): Delete.
5435 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5436 (sync_booldi_internal): Delete.
5437 (sync_boolc<mode>_internal): Delete.
5438 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5439 (sync_boolc<mode>_internal2): Delete.
5440 (sync_boolcc<mode>_internal): Delete.
5441 (isync, lwsync): Use unspec instead of unspec_volatile.
5442 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5443 Revert UNSPEC_VOLATILE.
5444 (rs6000_split_atomic_op): New.
5445 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5447 2005-07-14 Eric Christopher <echristo@redhat.com>
5449 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5450 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5452 2005-07-14 Eric Christopher <echristo@redhat.com>
5454 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5456 2005-07-14 Steven Bosscher <stevenb@suse.de>
5458 PR tree-optimization/22230
5459 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5460 the computation of the four cross productions for "range op range".
5462 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5463 Ulrich Weigand <uweigand@de.ibm.com>
5466 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5469 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5471 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5473 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5475 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5477 2005-07-14 Richard Guenther <rguenther@suse.de>
5480 * config/i386/i386-protos.h (ix86_function_value): Change
5481 prototype to match new target hook.
5482 * config/i386/i386.c (ix86_value_regno): Change prototype
5483 to take extra type argument.
5484 (TARGET_FUNCTION_VALUE): Define.
5485 (ix86_function_ok_for_sibcall): Pass extra argument to
5486 ix86_value_regno, check return slot rtx for exact match.
5487 (ix86_function_value): Take extra parameter. Dispatch to
5488 ix86_value_regno with fndecl/fntype as provided.
5489 (ix86_value_regno): Handle extra type argument.
5490 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5492 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5493 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5494 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5495 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5496 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5498 2005-07-14 Richard Guenther <rguenther@suse.de>
5500 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5501 * calls.c (expand_call): Pass fntype to hard_function_value.
5502 (emit_library_call_value_1): Likewise.
5503 * explow.c: Include target.h.
5504 (hard_function_value): Take extra argument, the fntype.
5505 Use new target hook for function_value.
5506 * expr.h (hard_function_value): Change prototype.
5507 * function.c (aggregate_value_p): Pass 0 as fntype to
5508 hard_function_value.
5509 (assign_parms): Use new target hook for function_value.
5510 Pass 0 as fntype to hard_function_value.
5511 (expand_function_end): Likewise.
5512 * reg-stack.c: Include target.h.
5513 (stack_result): Use new target hook for function_value.
5514 * target-def.h: New target hook function_value.
5515 * target.h: Likewise.
5516 * targhooks.c (default_function_value): New function.
5517 * targhooks.h (default_function_value): Declare.
5519 2005-07-13 Ian Lance Taylor <ian@airs.com>
5521 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5523 2005-07-14 Jan Hubicka <jh@suse.cz>
5525 * tree-dfa.c (dump_variable): Use default_def function.
5526 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5527 * tree-ssa.c (verify_use): Likewise.
5528 * tree-ssanames.c (release_ssa_name): Likewise.
5529 * tree-tailcall.c (eliminate_tail_call): Likewise.
5530 (tree_optimize_tail_calls_1): Likewise.
5531 * tree-vrp.c (get_value_range): Likewise.
5533 2005-07-14 Ben Elliston <bje@au.ibm.com>
5535 * gcc.c (main): Compare language[0] with '*' when iterating over
5538 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5540 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5541 "s390_emit_compare". Add handling of CCZ1mode.
5542 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5543 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5545 (s390_branch_condition_mask): Add CCZ1mode handling.
5546 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5547 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5548 Use CCZ1mode instead of CCZmode.
5549 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5551 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5553 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5555 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5557 2005-07-13 Eric Christopher <echristo@redhat.com>
5559 * config/mips/mips.c (mips_canonicalize_comparison): New.
5560 (mips_emit_int_relational): Use.
5562 2005-07-13 Eric Christopher <echristo@redhat.com>
5564 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5566 * config/s390/s390.md: Include tpf.md. Move tpf specific
5568 * config/s390/tpf.md: To here.
5569 * config/s390/s390.opt: Move tpf specific options...
5570 * config/s390/tpf.opt: to here. Add mmain option.
5571 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5572 * config/s390/tpf.h: Rewrite.
5574 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5576 * doc/tm.texi: Remove @xref{Cross-profiling}.
5578 2005-07-13 Jeff Law <law@redhat.com>
5580 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5581 expressions, test their _DECL operands for pointer equality rather
5582 than using operand_equal_p.
5584 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5586 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5587 (TARGET_POSIX_IO): This.
5588 * config/darwin.h: Likewise.
5589 * config/freebsd.h: Likewise.
5590 * config/linux.h: Likewise.
5591 * config/lynx.h: Likewise.
5592 * config/netbsd.h: Likewise.
5593 * config/rs6000/linux64.h: Likewise.
5594 * config/rs6000/linux.h: Likewise.
5595 * config/s390/tpf.h: Likewise.
5596 * config/sh/embed-elf.h: Likewise.
5597 * config/sparc/linux64.h: Likewise.
5598 * config/sparc/linux.h: Likewise.
5599 * config/svr4.h: Likewise.
5600 * gcov-io.h: Likewise.
5602 * doc/tm.texi: Updated.
5604 * libgcov.c (create_file_directory): Defined only if
5605 TARGET_POSIX_IO is defined.
5606 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5609 2005-07-13 Jan Hubicka <jh@suse.cz>
5611 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5613 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5615 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5616 structure as argument.
5618 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5620 PR tree-optimization/21921
5621 * tree-iterator.c (tsi_link_before): Support the case when
5622 tsi_end_p (tsi) == true.
5624 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5626 PR tree-optimization/22442
5627 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5630 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5632 PR rtl-optimization/20376
5633 * toplev.c (process_options): Enable -fweb and -frename-registers when
5635 * doc/invoke.texi: Update the information about when -fweb and
5636 -frename-registers are enabled.
5638 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5641 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5642 if *rhs_p is not a SSA_NAME.
5644 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5646 Fix PR tree-optimization/22422
5647 * tree-ssa-structalias.c (struct variable_info): Add flag for
5649 (get_varinfo): Now a static function.
5650 (new_varinfo): init has_union and is_special_var to false.
5651 (solution_set_add): Check has_union.
5652 (do_da_constraint): Move temporary variable so it gets reset
5654 Also check for special variable.
5655 (do_ds_constraint): Ditto.
5656 (do_sd_constraint): Ditto.
5657 (do_structure_copy): Check for special variable.
5658 (find_func_aliases): Ditto.
5659 (init_base_vars): Set special vars properly.
5661 2005-07-13 Jan Hubicka <jh@suse.cz>
5663 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5666 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5667 (get_expr_operands): Fix thinko wrt flags and subvars.
5669 PR tree-optimize/22379
5670 * tree-inline.c (expand_call_inline): Do not output sorry in early
5673 2005-07-12 Dale Johannesen <dalej@apple.com>
5675 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5677 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5680 * host-linux.h: Include limits.h.
5682 2005-07-12 Dale Johannesen <dalej@apple.com>
5684 * expr.c (compress_float_constant): Add cost check.
5685 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5687 2005-07-12 Dale Johannesen <dalej@apple.com>
5689 * gcc.target/i386/compress-float-sse.c: New.
5690 * gcc.target/i386/compress-float-sse-pic.c: New.
5691 * gcc.target/i386/compress-float-387.c: New.
5692 * gcc.target/i386/compress-float-387-pic.c: New.
5693 * gcc.dg/compress-float-ppc.c: New.
5694 * gcc.dg/compress-float-ppc-pic.c: New.
5696 2005-07-12 Eric Christopher <echristo@redhat.com>
5698 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5700 * config/s390/s390.md: Include tpf.md. Move tpf specific
5702 * config/s390/tpf.md: To here.
5703 * config/s390/s390.opt: Move tpf specific options...
5704 * config/s390/tpf.opt: to here. Add mmain option.
5705 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5706 * config/s390/tpf.h: Rewrite.
5708 2005-07-12 Eric Christopher <echristo@redhat.com>
5710 * gcc.c (struct infile): Update comment for language.
5711 (main): Rewrite input file resetting code.
5713 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5716 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5717 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5718 (lookup_avail_expr): Use constant_boolean_node instead
5719 of boolean_false_node/boolean_true_node.
5721 2005-07-12 Ben Elliston <bje@au.ibm.com>
5723 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5724 and use it when printing num_edges.
5726 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5728 * doc/extend.texi (Blackfin Built-in Functions): New section.
5729 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5732 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5734 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5735 s/cmpstrsi/cmpstrnsi
5736 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5738 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5739 (init_optabs): Initialize cmpstrn_optab.
5740 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5741 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5742 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5743 * config/i386/i386.md: s/cmpstr/cmpstrn
5744 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5745 * doc/md.texi: Update documentation.
5747 2005-07-11 Richard Henderson <rth@redhat.com>
5749 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5750 build_va_arg_indirect_ref.
5751 (alpha_gimplify_va_arg): Likewise.
5752 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5753 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5754 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5755 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5756 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5757 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5759 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5761 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5763 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5764 * passes.c (init_optimization_passes): Add pass_empty_loop.
5765 * tree-pass.h (pass_empty_loop): Declare.
5766 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5767 try_remove_empty_loop, remove_empty_loops): New functions.
5768 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5769 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5771 2005-07-12 Peter Barada <peter@the-baradas.com>
5775 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5776 in address registers.
5777 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5778 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5779 alternative of addsi3_5200.
5781 2005-07-11 Ian Lance Taylor <ian@airs.com>
5783 * config/mips/mips.md (ffs<mode>2): Remove.
5785 2005-07-11 Ian Lance Taylor <ian@airs.com>
5787 * doc/tree-ssa.texi (Cleanups): Improve description of
5789 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5791 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5793 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5794 * tree.h (DECL_ARGUMENT_FLD): New macro.
5796 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5798 Fix PR tree-optimization/22404
5800 * tree-ssa-structalias.c (create_variable_info_for): Use
5803 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5805 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5806 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5807 for second comparison operand.
5808 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5810 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5811 (define_insn_reservation "alu"): Likewise.
5812 (csync, ssync): Now of type sync.
5813 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5814 -mcsync-anomaly -mspecld-anomaly.
5815 * config/bfin/bfin.opt (mcsync): Remove.
5816 (mcsync-anomaly, mspecld-anomaly): Add.
5817 * config/bfin/bfin.c: Include "insn-codes.h".
5818 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5819 (TARGET_DEFAULT_TARGET_FLAGS): New.
5820 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5822 2005-07-11 Steven Bosscher <stevenb@suse.de>
5824 * basic-block.h: Give the BB flags enum a name, bb_flags.
5825 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5826 * cfgcleanup.c (enum bb_flags): Remove here.
5827 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5828 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5829 (update_forwarder_flag): Likewise.
5830 (thread_jump): Likewise.
5831 (try_forward_edges): Likewise.
5832 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5833 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5834 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5836 2005-07-11 Richard Guenther <rguenther@suse.de>
5838 * config/i386/i386.opt: New target option -msseregparm.
5839 * config/i386/i386.c (override_options): Error out for
5840 -msseregparm but no SSE support.
5841 (ix86_function_sseregparm): Check for global sseregparm.
5842 * doc/invoke.texi: Document -msseregparm.
5844 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5846 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5847 (m32rle-*-linux*): Ditto.
5849 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5851 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5852 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5855 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5859 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5860 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5862 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5864 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5865 (varmap): Heapify varmap.
5866 (constraints): Heapify constraints.
5867 (struct constraint_graph): Heapify succs and preds.
5868 (constraint_vec_find): Update for heapification.
5869 (constraint_set_union): Ditto.
5870 (insert_into_complex): Ditto.
5871 (constraint_edge_vec_find): Ditto.
5872 (erase_graph_self_edge): Ditto.
5873 (add_graph_edge): Ditto.
5874 (get_graph_weights): Ditto.
5875 (merge_graph_nodes): Ditto.
5876 (build_constraint_graph): Ditto.
5877 (topo_visit): Ditto.
5878 (solve_graph): Ditto.
5879 (create_variable_info_for): Ditto.
5880 (init_base_vars): Ditto.
5881 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5882 (condese_varmap_nodes): Free complex vector.
5883 (clear_edges_for_node): Clear succs and preds vector.
5885 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5887 * tree-ssa-structalias.c (update_alias_info): Change counting of
5888 references to not include vdefs.
5890 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5892 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5895 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5897 * pa.c (pa_commutative_p): Make PLUS commutative when
5898 TARGET_NO_SPACE_REGS is true.
5900 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5902 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5903 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5904 * tree-dfa.c (dump_subvars_for): New.
5905 (debug_subvars_for): New.
5906 (dump_variable): Show subvariables if VAR has them.
5907 * tree-flow-inline.h (get_subvar_at): New.
5908 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5909 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5911 (struct subvar): Change fields offset and size to unsigned
5913 (dump_subvars_for): Declare.
5914 (debug_subvars_for): Declare.
5915 (get_subvar_at): Declare.
5916 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5917 to unsigned HOST_WIDE_INT *.
5918 (overlap_subvar): Likewise.
5919 * tree-gimple.c (is_gimple_reg): Always return false for
5920 SFTs and memory tags.
5921 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5923 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5924 (compute_may_aliases): Call compute_points_to_sets.
5925 (collect_points_to_info_for): Remove.
5926 (compute_points_to_and_addr_escape): Remove.
5927 (delete_alias_info): Call delete_points_to_sets.
5928 (compute_flow_sensitive_aliasing): If the call to
5929 find_what_p_points_to returns false, call set_pt_anything.
5930 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5931 (set_pt_anything): Clear pi->pt_vars.
5932 (set_pt_malloc): Remove.
5933 (merge_pointed_to_info): Remove.
5934 (add_pointed_to_expr): Remove.
5935 (add_pointed_to_var): Remove.
5936 (collect_points_to_info_r): Remove.
5937 (is_escape_site): Make extern.
5939 (create_overlap_variables_for): Call it.
5940 * tree-ssa-copy.c (merge_alias_info): Never merge
5941 flow-sensitive alias information.
5942 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5943 offset and size to be unsigned HOST_WIDE_INT.
5944 (add_to_addressable_set): Rename from note_addressable.
5945 Set TREE_ADDRESSABLE as the variables are added to the set.
5947 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5948 operands into VUSEs when adding V_MAY_DEFs for members in an
5950 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5951 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5952 (struct variable_info): Add bitfield is_heap_var.
5953 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5954 (new_var_info): Initialize is_heap_var.
5955 (get_constraint_for): Add HEAP variables to the symbol table.
5956 Mark them with is_heap_var.
5957 (update_alias_info): New. Taken mostly from the old
5958 compute_points_to_and_addr_escape.
5959 (handle_ptr_arith): New.
5960 (find_func_aliases): Call update_alias_info.
5961 Call handle_ptr_info for tcc_binary expressions.
5962 Call mark_stmt_modified.
5963 (create_variable_info_for): If DECL has subvars, do not create
5964 variables for its subvars. Always add all the fields.
5965 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5966 SFTs, then add all the SFTs of the structure.
5967 If VI->DECL is an aggregate with subvariables, add the SFT at
5969 (find_what_p_points_to): If VI is an artificial variable,
5970 translate to bitfields in SSA_NAME_PTR_INFO.
5971 If the solution is empty, set pi->pt_vars to NULL
5972 (init_base_vars): Create ANYOFFSET.
5973 (compute_points_to_sets): Rename from create_alias_vars.
5975 (pass_build_pta): Remove.
5976 (delete_points_to_sets): Rename from delete_alias_vars.
5977 (pass_del_pta): Remove.
5978 * tree-ssa-structalias.h (struct alias_info): Move from
5980 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5981 NUM_REFERENCES_SET): Likewise.
5982 (compute_points_to_sets, delete_points_to_sets): Declare.
5984 2005-07-09 Richard Henderson <rth@redhat.com>
5986 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5987 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5988 alpha_split_lock_test_and_set_12): New functions.
5989 * config/alpha/alpha-protos.h: Update.
5990 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5991 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5992 * config/alpha/sync.md (I12MODE): New.
5993 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5994 (sync_<fetchop_name><I48MODE>): Likewise.
5995 (sync_nand<I48MODE>): Likewise.
5996 (sync_old_<fetchop_name><I48MODE>): Likewise.
5997 (sync_new_<fetchop_name><I48MODE>): Likewise.
5998 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5999 (sync_compare_and_swap<I48MODE>): Likewise.
6000 (sync_lock_test_and_set<I48MODE>): Likewise.
6001 (sync_compare_and_swap<I12MODE>): New.
6002 (sync_compare_and_swap<I12MODE>_1): New.
6003 (sync_lock_test_and_set<I12MODE>): New.
6004 (sync_lock_test_and_set<I12MODE>_1): New.
6006 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6010 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6012 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6014 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6015 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6017 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6020 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6022 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6024 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6025 memory_operand constraint.
6026 (store_conditional_<mode>): Same.
6027 (sync_compare_and_swap<mode>): Same.
6028 (sync_lock_test_and_set<mode>): Same.
6030 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6032 Rewrite PIC support to more closely model actual instructions.
6033 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6034 (cris_symbol): Remove prototypes for removed functions.
6035 (cris_pic_symbol_type_of, cris_valid_pic_const)
6036 (cris_expand_pic_call_address): Prototypes for new functions.
6037 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6039 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6041 <case ':'>: Add case for new punctuation character.
6042 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6043 emitting (extra) PIC modifier.
6044 <case UNSPEC>: Do not assert for PLT.
6045 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6046 (cris_expand_prologue, cris_expand_epilogue): Check
6047 for pic_offset_table_rtx usage instead of taking
6048 current_function_uses_pic_offset_table as the final word.
6049 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6050 Remove flag_pic difference.
6051 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6052 the moral equivalents of...
6053 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6055 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6056 (cris_handle_option): Mark ARG as unused.
6057 (cris_expand_pic_call_address): New worker function for "call",
6059 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6060 output PIC constructs here.
6061 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6062 as symbol-specific modifers, not whole or part of operands.
6063 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6064 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6065 constants and flag_pic.
6066 (CONSTANT_INDEX_P): Adjust for new functions.
6067 (enum cris_pic_symbol_type): New helper type.
6068 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6069 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6070 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6072 ("movsi"): Emit actual instructions for GOT and relative access.
6073 ("*movsi_got_load"): New pattern to set up the register holding
6075 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6076 Adjust FIXME for 'S'.
6077 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6078 Use "movs" for -fpic cases.
6079 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6080 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6081 ("call", "call_value"): Just call cris_expand_pic_call_address for
6083 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6084 Remove special pattern.
6085 ("*expanded_call_side", "*expanded_call_value_side"): New
6087 (gotplt-to-plt, gotplt-to-plt-side-call)
6088 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6090 * config/cris/cris/predicates.md
6091 ("cris_general_operand_or_gotless_symbol"): Remove unused
6093 ("cris_general_operand_or_symbol"): Adjust for new functions.
6095 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6097 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6099 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6101 * Makefile.in (TREE_H): Add treestruct.def.
6102 (c-decl.o): Add pointer-set.h
6103 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6104 visibility on regular DECL's.
6105 (merge_decls): Fix the copying of decl nodes of various types for
6106 the new structures. Don't update RTL, section name, weak status,
6107 etc, on DECL's without RTL.
6108 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6109 Don't check volatile on non-variable types.
6110 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6111 to check whether we have seen arguments.
6112 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6113 flag is checked before field (flag is common, field is not).
6114 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6115 TS_DECL_COMMON could have an origin.
6116 (add_location_or_const_value_attribute): Don't check section name
6117 on non-var/function decls.
6118 (dwarf2out_var_location): Reverse order of tests.
6119 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6120 with DECL_WRTL_CHECK.
6121 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6122 * fold-const.c (fold_binary): Don't check weakness on
6123 non-var/function decls.
6124 (tree_expr_nonzero_p): Ditto.
6125 (fold_checksum_tree): Use tree_decl_extra as sizeof
6127 * ggc-page.c (extra_order_size_table): Add sizes for
6128 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6130 * gimplify.c (gimplify_bind_expr): Only set
6131 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6132 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6134 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6135 * langhooks.h (init_ts). New langhook.
6136 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6137 * print-tree.c (print_node): Update to only print fields that
6138 exist in the structures the passed decl has.
6139 * toplev.c (wrapup_global_declarations): Don't reset
6140 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6141 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6142 * tree-inline.c (remap_decl): Ditto.
6143 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6144 * tree-pretty-print.c (print_declaration): Don't print
6145 DECL_REGISTER on things that don't contain it.
6146 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6147 non-var/function decls.
6148 * tree.c (tree_contains_struct): New structure.
6149 (init_priority_for_decl): New hashtable.
6150 (tree_int_map): New structure.
6151 (tree_int_map_eq): New function.
6152 (tree_int_map_marked_p): Ditto.
6153 (tree_int_map_hash): Ditto.
6154 (tree_map): Move to tree.h.
6155 (tree_map_eq): Externalize.
6156 (tree_map_hash): Ditto.
6157 (tree_map_marked_p): Ditto.
6158 (init_ttree): Set up tree_contains_struct and call langhook.
6159 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6160 (tree_code_size): Update for new structures.
6161 (tree_node_structure): Update for new structures.
6162 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6164 (copy_node_stat): Copy init priority.
6165 (build_decl_stat): Ditto for visibility.
6166 (ts_enum_names): New.
6167 (tree_contains_struct_check_failed): New function.
6168 (decl_init_priority_lookup): Ditto.
6169 (decl_init_priority_insert): Ditto.
6170 * treestruct.def: New file.
6171 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6172 (CONTAINS_STRUCT_CHECK): Ditto.
6173 (tree_contains_struct_check_failed): New prototype.
6174 (DECL_CHECK): Removed.
6175 (DECL_MINIMAL_CHECK): New.
6176 (DECL_COMMON_CHECK): Ditto.
6177 (DECL_WRTL_CHECK): Ditto.
6178 (DECL_NON_COMMON_CHECK): Ditto.
6179 (DECL_WITH_VIS_CHECK): Ditto.
6180 (VAR_OR_FUNCTION_DECL_P): Ditto
6181 (struct tree_decl_minimal): New structure.
6182 (struct tree_decl_common): Ditto.
6183 (struct tree_decl_with_rtl): Ditto.
6184 (struct tree_decl_with_vis): Ditto.
6185 (struct tree_decl_non_common): Ditto.
6186 (struct tree_field_decl): Ditto.
6187 (struct tree_parm_decl): Ditto.
6188 (struct tree_var_decl): Ditto.
6189 (struct tree_function_decl): Ditto.
6190 (struct tree_const_decl): Ditto.
6191 (struct tree_result_decl): Ditto.
6192 (union tree_node): Add new structures.
6193 * var-tracking.c (track_expr_p): Reverse order of tests.
6195 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6197 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6199 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6200 * system.h: Poison FINALIZE_PIC.
6201 * doc/tm.texi (FINALIZE_PIC): Remove.
6203 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6206 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6207 to the correct type if we have a MODIFY_EXPR.
6209 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6211 PR tree-optimization/22360
6212 * tree.c (upper_bound_in_type): Fix calculations for casting
6213 to a non-wider signed type and casting a signed value to a
6214 wider unsigned type.
6215 (lower_bound_in_type): Fix calculations for casting to a
6216 non-wider signed type.
6218 PR tree-optimization/20139
6219 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6221 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6222 fold_cond_expr_cond.
6223 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6224 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6226 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6229 * tree-complex.c (expand_complex_libcall): Produce
6230 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6232 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6234 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6235 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6236 b" assert and inserted fastpath code for this case.
6237 (bitmap_ior): Removed "a != b" assert.
6239 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6241 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6242 (ENDFILE_SPEC): Likewise.
6243 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6245 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6246 a large stack frame at epilogue.
6248 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6250 * final.c: Include sdbout.h when required.
6252 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6254 * config.gcc (*-*-darwin*): Only one target-specific header file
6256 (powerpc-*-darwin*): Add version-specific header files.
6257 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6258 * config.in: Regenerate.
6259 * configure: Regenerate.
6260 * gcc.c: Include xregex.h.
6261 (version_compare_spec_function): New.
6262 (spec_function): Add version-compare.
6263 (replace_outfile_spec_function): Reformat comment.
6264 (compare_version_strings): New.
6265 * config/darwin-c.c (version_as_macro): New.
6266 (builtin_define): New.
6267 (darwin_cpp_builtins): New.
6268 * config/darwin-protos.h (darwin_cpp_builtins): New.
6269 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6270 (LIB_SPEC): Make unconditional, update comment.
6271 (TARGET_C99_FUNCTIONS): Define.
6272 * config/darwin.opt: Sort.
6273 (mmacosx-version-min=): New.
6274 * config/darwin7.h: Delete.
6275 * config/darwin8.h: Delete.
6276 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6277 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6278 (TARGET_C99_FUNCTIONS): Define.
6279 * config/rs6000/darwin7.h: New.
6280 * config/rs6000/darwin8.h: New.
6281 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6282 (-mmacosx-version-min): Document.
6284 2005-07-07 Ian Lance Taylor <ian@airs.com>
6286 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6288 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6291 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6293 2005-07-07 Khem Raj <kraj@mvista.com>
6295 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6296 in bytes, not words.
6298 2005-07-07 Paul Brook <paul@codesourcery.com>
6300 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6301 DEFAULT_FUNCTION_ARG_PADDING to upward.
6303 2005-07-07 Richard Henderson <rth@redhat.com>
6305 * function.c (locate_and_pad_parm): Record parameter alignment in
6306 stack_alignment_needed.
6308 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6310 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6311 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6312 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6313 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6314 (define_attr "type"): Add isync, sync, load_l, store_c.
6315 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6316 Create scratch volatile MEM.
6317 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6319 (load_locked_<mode>): New.
6320 (store_conditional_<mode>): New.
6321 (sync_compare_and_swap<mode>): Replace with splitter.
6322 (sync_lock_test_and_set<mode>): Replace with splitter.
6323 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6325 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6326 is ics. Attribute isync.
6327 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6329 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6330 and UNSPECV_SYNC_OP.
6331 (emit_unlikely_jump): New.
6332 (emit_load_locked): New.
6333 (emit_store_conditional): New.
6334 (rs6000_split_compare_and_swap): New.
6335 (rs6000_split_lock_test_and_set): New.
6336 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6337 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6338 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6339 rs6000_split_lock_test_and_set): Declare.
6340 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6341 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6342 store_c, isync, sync.
6344 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6346 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6347 filenames to gtyp-gen.h.
6348 (s-typ-gen): Use it in place of for loops.
6350 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6352 * hooks.c (hook_bool_rtx_int_false): New function.
6353 * hooks.h (hook_bool_rtx_int_false): Declare.
6354 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6355 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6356 * target.h (struct gcc_target): Add commutative_p member.
6357 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6358 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6359 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6360 (pa_commutative_p): New function.
6361 * jump.c (target.h): Include.
6362 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6363 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6365 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6367 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6368 (s390_expand_setmem): New.
6369 * config/s390/s390.c: Likewise.
6370 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6372 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6373 general_operand. Call new function "s390_expand_setmem".
6374 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6375 ("setmem_long", "*setmem_long"): ... this.
6377 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6379 * config/s390/s390.c: (optimization_options): Enable
6380 TARGET_MVCLE at -Os.
6381 * doc/invoke.texi: Document changes in default behaviour.
6382 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6384 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6386 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6387 defined by back-end.
6389 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6391 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6392 all sets in the pattern.
6393 * config/rs6000/rs6000.md (stack_protect_testsi,
6394 stack_protect_testdi): Likewise.
6396 2005-07-06 Jeff Law <law@redhat.com>
6398 * tree-vrp.c (simplify_using_ranges): Kill.
6399 (vrp_finalize): Remove call to simplify_using_ranges.
6400 (simplify_stmt_using_ranges): New function extracted from
6401 simplify_using_ranges.
6402 (simplify_div_or_mod_using_ranges): Likewise.
6403 (simplify_abs_using_ranges): Likewise.
6404 (simplify_cond_using_ranges): New function.
6405 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6406 * tree-ssa-propagate.c (substitute_and_fold): Call
6407 simplify_stmt_using_ranges if we have range information.
6409 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6411 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6412 ia64_flag_schedule_isns2.
6414 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6415 reading/writing general registers.
6416 (ia64_function_arg): Revert 2005-06-18 change.
6418 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6420 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6421 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6423 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6425 * function.c (expand_function_end): Revert part of 2005-06-27
6426 patch. Do sjlj_emit_function_exit_after after return_label.
6428 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6430 * doc/install.texi (--disable-libssp): New.
6432 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6434 * doc/invoke.texi: Update -fforce-mem documentation.
6435 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6436 code for -fforce-mem.
6437 * expmed.c: (store_bit_field,store_fixed_bit_field,
6438 extract_bit_field): Ditto.
6439 * expr.c: (convert_move): Ditto.
6440 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6441 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6442 emit_conditional_add,expand_float,expand_fix): Ditto.
6443 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6444 (common_handle_option): Issue warning when -fforce-mem specified.
6446 2005-07-06 Paul Brook <paul@codesourcery.com>
6448 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6450 * configure: Regenerate.
6452 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6454 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6456 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6458 Fix PR tree-optimization/22319
6459 Fix PR tree-optimization/22140
6460 Fix PR tree-optimization/22310
6462 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6463 variable sized types.
6464 Use correct type for intermediate structure on *a = *b structure
6467 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6469 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6471 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6472 (machine_function): Move typedef to...
6473 * config/rs6000/rs6000.c (machine_function): ... here. Add
6474 varargs_save_offset field.
6475 (rs6000_stack_t): Remove varargs_size field.
6476 (setup_incoming_varargs): Allocate varargs save area using
6477 assign_stack_local, try to make it as small as possible.
6478 Save offset from virtual_stack_vars_rtx to the save area
6479 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6480 instead of magic 8 when fp word byte size is used.
6481 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6482 instead of -RS6000_VARARGS_SIZE.
6483 (rs6000_stack_info, debug_stack_info,
6484 rs6000_initial_elimination_offset): Remove all traces of
6486 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6487 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6488 RS6000_VARARGS_AREA.
6490 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6492 PR tree-optimization/21963
6493 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6494 constant_multiple_of in the same way get_computation_cost_at does.
6496 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6498 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6499 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6500 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6501 and return its previous value.
6502 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6503 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6505 (stack_protect_set, stack_protect_test): New expanders.
6506 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6507 stack_protect_testdi): New insns.
6508 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6509 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6511 2005-07-06 Jeff Law <law@redhat.com>
6513 * tree-ssa-dce.c (cfg_altered): New global.
6514 (tree_dce_init): Initialize cfg_altered.
6515 (remove_dead_stmt): If we remove an edge in the CFG, then set
6517 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6520 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6522 * Makefile.in (stamp-collect-ld): Use
6523 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6524 ./collect-ld if it already exists.
6525 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6526 Don't remove ./nm if it already exists.
6528 2005-07-05 Devang Patel <dpatel@apple.com>
6530 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6531 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6532 * tree-vectorizer.c (vect_loop_location): New.
6533 (vect_print_dump_info): Use vect_loop_location.
6534 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6535 (vectorize_loops): Set vect_loop_location.
6536 * tree-vect-analyze.c (vect_analyze_offset_expr,
6537 vect_determin_vectorization_factor, vect_analyze_operations,
6538 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6539 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6540 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6541 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6542 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6543 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6544 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6545 vect_analyze_loop): Adjust vect_print_dump_info API.
6546 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6547 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6548 vect_finish_stmt_generation, vectorizable_assignment,
6549 vectorizable_operation, vectorizable_store, vectorizable_load,
6550 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6551 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6552 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6553 vect_transform_loop): Same.
6554 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6555 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6558 2005-07-05 Randolph Chung <tausq@debian.org>
6560 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6561 * configure: Regenerate.
6562 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6563 (pa_tls_referenced_p): Declare.
6564 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6565 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6566 (legitimize_tls_address): New.
6567 (hppa_legitimize_address): Handle TLS addresses.
6568 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6569 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6570 (emit_move_sequence): Handle TLS addresses.
6571 (pa_encode_section_info): Call default handler to handle common
6573 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6574 (CONSTANT_ADDRESS_P): Reject TLS operands.
6575 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6576 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6577 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6578 (UNSPEC_TLSLE): Define new constants.
6579 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6580 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6581 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6582 (tie_symbolic_operand, tle_symbolic_operand): New
6584 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6586 * aclocal.m4: Update macros for autoconf 2.59 style.
6587 * configure.ac: Likewise.
6589 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6591 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6592 (function_arg): Pass small aggregates in general registers on 32-bit
6594 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6596 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6598 * Makefile.in (final.o): Fix dependencies.
6600 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6604 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6605 * langhooks.c (lhd_expr_to_decl): New.
6606 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6608 (LANG_HOOKS_INITIALIZER): Update.
6609 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6610 expr_to_decl langhook.
6611 * c-tree.h (c_expr_to_decl): Declare.
6612 * c-typeck.c (c_expr_to_decl): New.
6613 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6615 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6617 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6620 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6621 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6623 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6625 * Makefile.in: Adjust dependencies.
6626 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6627 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6628 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6629 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6630 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6631 rest_of_compilation.
6633 * bb-reorder.c (gate_duplicate_computed_gotos,
6634 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6635 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6636 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6637 pass_partition_blocks): New.
6638 * bt-load.c (gate_handle_branch_target_load_optimize,
6639 rest_of_handle_branch_target_load_optimize,
6640 pass_branch_target_load_optimize): New.
6641 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6643 * cfglayout.c (pass_insn_locators_initialize): New.
6644 * cfgrtl.c (pass_free_cfg): New.
6645 * combine.c (gate_handle_combine, rest_of_handle_combine,
6647 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6648 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6649 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6650 * except.c (pass_set_nothrow_function_flags,
6651 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6653 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6654 rest_of_handle_shorten_branches, pass_shorten_branches,
6655 rest_of_clean_state, pass_clean_state): New.
6656 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6657 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6658 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6660 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6661 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6662 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6663 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6665 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6666 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6667 pass_rtl_ifcvt, gate_handle_if_after_combine,
6668 rest_of_handle_if_after_combine, pass_if_after_combine,
6669 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6670 pass_if_after_reload): New.
6671 * integrate.c (pass_initial_value_sets): New.
6672 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6673 pass_purge_lineno_notes): New.
6674 * mode-switching.c (rest_of_handle_mode_switching,
6675 pass_mode_switching): New.
6676 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6677 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6679 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6680 pass_loop_optimize): New.
6681 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6683 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6685 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6686 pass_postreload_cse): New.
6687 * profile.c (gate_handle_profiling, pass_profiling,
6688 rest_of_handle_branch_prob, pass_branch_prob): New.
6689 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6690 pass_split_before_regstack, gate_handle_split_before_regstack,
6691 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6692 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6693 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6694 pass_stack_regs): New.
6695 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6696 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6697 pass_stack_adjustments): New.
6698 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6699 pass_regrename): New.
6700 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6701 pass_delay_slots, gate_handle_machine_reorg,
6702 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6703 * rtl.h (extern void purge_line_number_notes): New.
6704 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6705 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6707 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6709 * value-prof.c (gate_handle_value_profile_transformations,
6710 rest_of_handle_value_profile_transformations,
6711 pass_value_profile_transformations): New.
6712 * var-tracking.c (gate_handle_var_tracking,
6713 pass_variable_tracking): New.
6714 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6716 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6717 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6718 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6719 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6720 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6721 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6722 rest_of_handle_gcse2, rest_of_handle_regmove,
6723 rest_of_handle_tracer, rest_of_handle_if_conversion,
6724 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6725 rest_of_handle_web, rest_of_handle_branch_prob,
6726 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6727 rest_of_handle_jump_bypass, rest_of_handle_combine,
6728 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6729 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6730 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6731 rest_of_handle_mode_switching, rest_of_handle_jump,
6732 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6733 rest_of_handle_flow2, rest_of_handle_jump2,
6734 rest_of_handle_peephole2, rest_of_handle_postreload,
6735 rest_of_handle_shorten_branches, rest_of_clean_state,
6736 rest_of_compilation): Remove.
6738 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6739 * passes.c (dump_flags, in_gimple_form, all_passes,
6740 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6741 register_dump_files, next_pass_1, last_verified, execute_todo,
6742 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6743 from tree-optimize.c.
6744 (init_optimization_passes): Moved from tree-optimize.c,
6745 adding the RTL optimizations.
6746 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6747 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6748 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6749 register_dump_files, next_pass_1, last_verified, execute_todo,
6750 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6751 init_tree_optimization_passes, ipa_passes): Delete.
6752 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6754 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6755 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6757 (ipa_passes): Remove.
6758 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6759 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6760 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6761 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6762 (dump_info_p, dump_flag): Moved to tree-dump.h.
6764 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6766 * passes.c (finish_optimization_passes): Use dump_begin
6767 and dump_end, TDI_end.
6768 (gate_rest_of_compilation): New.
6769 (pass_rest_of_compilation): Use it.
6770 (gate_postreload, pass_postreload): New.
6771 * toplev.c (general_init): Rename init_tree_optimization_passes.
6772 * toplev.h (init_tree_optimization_passes): Rename to
6773 init_optimizations_passes.
6774 * tree-dump.c (dump_flag): Make static.
6775 (dump_files): Remove RTL dumps.
6776 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6777 pass_cleanup_cfg, pass_free_cfg_annotations,
6778 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6779 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6780 * tree-pretty-print.c: Include tree-pass.h.
6781 * cgraph.c: Include tree-dump.h.
6783 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6785 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6786 Only fall back to saying it points to readonly memory if
6789 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6791 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6792 * config/m32r/m32r.c (m32r_compute_frame_size,
6793 m32r_expand_prologue): Take current_function_profile into
6794 account whenever we reference
6795 current_function_uses_pic_offset_table.
6796 (m32r_finalize_pic): Remove.
6797 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6799 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6801 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6802 instead of $<. Don't remove ./as if it already exists.
6804 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6807 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6808 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6809 for complex modes when generating code for PA 1.0.
6810 (VALID_FP_MODE_P): New macro.
6811 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6812 sets for all general and floating point modes. Align wide floating
6813 point modes to even register boundaries to comply with architectural
6815 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6816 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6817 (VALID_FP_MODE_P): New macro.
6818 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6819 sets for all general and floating point modes. Align wide floating
6820 point modes to even register boundaries to comply with architectural
6823 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6825 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6828 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6830 * tree-ssa-structalias.c: Don't include expr.h.
6832 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6834 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6837 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6839 Fix PR tree-optimization/22279
6841 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6844 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6846 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6848 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6850 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6851 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6852 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6853 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6854 config/stormy16/stormy16.c, config/v850/v850.c,
6855 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6856 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6857 Avoid "." or "\n" at end of diagnostics and capital letters at
6858 start of diagnostics.
6859 * combine.c, cse.c: Don't translate dump file output.
6860 * toplev.c (print_version): Only translate output if going to
6863 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6865 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6866 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6869 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6871 * pa.c (fix_range): Fix typo in comment.
6873 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6875 * tree-vrp.c (extract_range_from_assert): Replace
6876 fold (build (...)) with fold_build2.
6878 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6880 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6881 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6882 (format_types_orig, handle_format_attribute): Add support for
6885 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6887 * varasm.c (assemble_variable): Fix format specifier thinko.
6889 2005-07-03 Ira Rosen <irar@il.ibm.com>
6891 PR tree-optimization/22029 (and 22135)
6892 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6893 a phi node before calling dump_vops.
6895 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6897 * tree-dump.h (dump_string_field): Declare.
6898 * tree-dump.c: Use it instead of dump_string.
6899 (dump_string_field): Make non-static.
6901 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6903 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6904 up the minimal CFG stuff always when optimize > 0. Call
6905 split_all_insns_noflow in PIC case if needed.
6907 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6908 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6911 * c-decl.c (c_write_global_declarations): Dump contents of
6913 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6914 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6915 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6916 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6919 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6921 * c-common.h (GCC_DIAG_STYLE): Define.
6922 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6923 version for format checking to 4.1.
6924 * c-format.c: Include toplev.h after c-common.h.
6925 (enum format_type): Add gcc_tdiag_format_type.
6926 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6927 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6928 (format_types_orig): Add gcc_tdiag.
6929 (init_dynamic_diag_info): Support gcc_tdiag formats.
6930 (handle_format_attribute): Likewise.
6931 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6932 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6933 version for format checking to 4.1.
6934 (warning0, warning, error, pedwarn, sorry): Use
6936 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6937 (finish_aliases_1): Do not use %qE.
6938 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6939 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6940 Correct format bugs.
6941 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6942 parameter to unsigned HOST_WIDE_INT.
6943 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6945 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6948 * expr.c (write_complex_part): Use adjust_address for MEM.
6949 (read_complex_part): Same.
6951 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6953 Fix PR tree-optimization/22280
6955 * tree-sra.c (generate_element_init): Remove useless loop.
6957 2005-07-02 Richard Henderson <rth@redhat.com>
6959 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6961 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6963 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6966 * fold-const.c (fold_binary): Handle the return value of
6967 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6968 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6970 2005-07-02 Jeff Law <law@redhat.com>
6972 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6973 a eliminate type conversion which feeds an equality comparison
6974 if the original type or either operand in the comparison is a
6977 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6979 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6980 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6982 * config/avr/avr.c: Do not use '`' as left quote.
6983 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6984 Remove "." from end of diagnostics. Make diagnostics start with
6987 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6988 Joseph S. Myers <joseph@codesourcery.com>
6990 * toplev.c (default_tree_printer): Handle setting location with
6992 * c-objc.common.c (c_tree_printer): Likewise.
6993 * c-format.c (gcc_diag_flag_specs): Add '+'.
6994 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6995 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6997 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6998 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6999 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7000 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7001 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7002 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7003 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7004 format arguments where %J is used without %D.
7006 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7008 * gcc.c (LINK_SSP_SPEC): Define.
7009 (link_ssp_spec): New variable.
7010 (LINK_COMMAND_SPEC): Add %(link_ssp).
7011 (static_specs): Add link_ssp_spec.
7012 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7013 * configure: Rebuilt.
7014 * config.in: Rebuilt.
7016 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7017 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7018 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7019 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7020 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7021 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7022 -0x7008(2) instead of reading __stack_chk_guard variable.
7023 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7025 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7026 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7027 if TARGET_THREAD_SSP_OFFSET is defined.
7028 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7029 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7032 2005-06-27 Richard Henderson <rth@redhat.com>
7033 * libgcc-std.ver (GCC_4.1.0): New.
7034 * libgcc.h (__stack_chk_guard): Declare.
7035 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7036 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7037 * mklibgcc.in (lib2funcs): Add them.
7039 2005-07-01 Richard Henderson <rth@redhat.com>
7041 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7042 void * before struct sigcontext *.
7043 (x86_fallback_frame_state): Likewise.
7045 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7047 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7049 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7052 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7053 we check for SSA_NAME for.
7055 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7057 Fix PR tree-optimization/22071
7059 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7061 (get_constraint_for_component_ref): Use it.
7063 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7066 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7067 print out the last new line.
7069 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7071 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7072 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7073 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7074 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7075 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7076 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7077 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7078 (enum reg_class): New member CC0_REGS.
7079 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7080 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7081 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7082 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7083 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7084 Adjust for register now described.
7086 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7089 * config/i386/i386.md (stack_protect_test_si,
7090 stack_protect_test_di): Add earlyclobber for scratch 3.
7091 * config/rs6000/rs6000.md (stack_protect_testsi,
7092 stack_protect_testdi): Add earlyclobber for scratch 3,
7093 remove earlyclobber from scratch 4.
7095 Older entries for 2005 can be found in ChangeLog-2005.
OSDN Git Service
