1 2005-10-06 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4 (eq<mode>_compare): Same.
6 2005-10-06 Richard Guenther <rguenther@suse.de>
8 PR tree-optimization/24238
9 * tree-ssa-alias.c (find_used_portions): Handle PARAM_DECL.
11 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
13 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
14 here. Use AC_PATH_PROG for environment variables instead of
16 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
18 * configure: Regenerated.
20 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
23 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
24 then force it into a register.
25 (call_value): Likewise.
27 2005-10-06 Richard Henderson <rth@redhat.com>
30 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
31 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
34 2005-10-05 Devang Patel <dpatel@apple.com>
37 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
38 handling constants. Check NAMESPACE_DECL context for constants.
40 2005-10-05 Eric Christopher <echristo@apple.com>
42 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
44 2005-10-05 Richard Henderson <rth@redhat.com>
47 * tree-cfg.c (mark_array_ref_addressable_1): New.
48 (mark_array_ref_addressable): New.
49 * tree-flow.h (mark_array_ref_addressable): Declare.
50 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
52 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
56 * reload.c (subst_reloads): When adding a REG_LABEL to a
57 jump instruction, also update JUMP_LABEL.
59 2005-10-05 David Edelsohn <edelsohn@gnu.org>
61 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
62 * bb-reorder.c (copy_bb_p): Use it.
63 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
65 2005-10-05 Richard Henderson <rth@redhat.com>
68 * toplev.c (process_options): Warn about unsupported combinations
69 of unwind tables and omit-frame-pointer.
70 * config/i386/i386.c (override_options): Similarly. Enable
71 accumulate-outgoing-args if not explicitly disabled.
73 2005-10-05 Steve Ellcey <sje@cup.hp.com>
75 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
76 Handle big endian vs. small endian.
77 (vec_initv2sf): Handle big endian vs. small endian.
78 (*vec_extractv2sf_1): Ditto.
80 2005-10-05 Dale Johannesen <dalej@apple.com>
82 * convert.c (convert_to_real): Don't convert
83 (float)floor(double d) to floorf((float)d).
85 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
87 * config/arm/arm.md (insv): Use gen_int_mode in more places.
89 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
91 PR tree-optimization/18587
92 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
93 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
94 build_vuses): Change to VEC type.
95 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
96 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
97 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
98 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
99 (get_name_decl): New. Return DECL_UID of base variable.
100 (operand_build_cmp): New. qsort comparison routine.
101 (operand_build_sort_virtual): New. Sort virtual build vector.
102 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
103 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
104 (FINALIZE_BASE): Use get_name_decl.
105 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
106 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
107 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
108 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
109 direct VEC_* manipulations.
110 (build_ssa_operands): Call operand_build_sort_virtual.
111 (copy_virtual_operand, create_ssa_artficial_load_stmt,
112 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
113 with direct VEC_* manipulations.
114 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
115 with direct VEC manipulations.
117 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
119 PR tree-optimization/21419
120 PR tree-optimization/24146
121 PR tree-optimization/24151
123 * c-typeck.c (readonly_error): Handle USE being lv_asm.
124 (build_asm_expr): Call it if outputs are read-only.
125 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
127 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
128 Paolo Bonzini <bonzini@gnu.org>
132 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
133 enable the instructions and not just the built-ins.
134 * doc/invoke.texi (x86 Options): Likewise.
136 2005-10-04 Geoffrey Keating <geoffk@apple.com>
138 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
140 * doc/invoke.texi (Option Summary): Correct spelling
141 of -mmacosx-version-min.
143 2005-10-04 Devang Patel <dpatel@apple.com>
145 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
148 2005-10-04 Steve Ellcey <sje@cup.hp.com>
150 * tree-vect-transform.c (vect_create_epilog_for_reduction):
151 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
153 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
155 * config/s390/s390.md ("TDSI","DP"): New mode macros.
156 ("TE","tg"): New mode attributes.
157 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
158 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
159 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
160 dword_mode and one for GPRmode.
162 2005-10-04 Ian Lance Taylor <ian@airs.com>
164 PR preprocessor/13726
165 * c-ppoutput.c (cb_include): Add comments parameter, and print out
166 any comments passed in.
168 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
170 * tree.c (annotate_with_file_line): Fix typo.
172 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
175 * builtins.c (fold_builtin_memcmp): When constructing the pointer
176 type used to access data in the inlined length == 1 case, use
177 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
178 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
180 2005-10-04 Uros Bizjak <uros@kss-loka.si>
182 * config/i386/i386.h (TARGET_FISTTP): Enable also for
183 TARGET_SSE3 and only for TARGET_80387.
184 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
185 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
186 Do not depend on TARGET_80387.
188 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
190 * tree.c (last_annotated_node): Change type to location_t*.
191 (annotate_with_file_line): Reflect the change of
192 last_annotated_node type.
194 2005-10-04 Richard Guenther <rguenther@suse.de>
197 * c-decl.c (grokdeclarator): Don't write to fields
200 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
203 * c-decl.c (finish_decl): Use set_user_assembler_name even for
205 * varasm.c (make_decl_rtl): If a register variable does not
206 have a set user assmbler name, error out.
207 Decode the asmspec is now name+1 bypassing '*'.
209 2005-10-04 Steven Bosscher <stevenb@suse.de>
211 PR tree-optimization/23049
212 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
213 of a COND_EXPR is folded before calling fold on the whole rhs of a
214 conditional assignment.
215 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
216 document that a COND_EXPR may appear there.
218 2005-10-03 Diego Novillo <dnovillo@redhat.com>
221 * tree-vrp.c (extract_range_from_assert): If the new numeric
222 range created out of the assertion contradicts the existing
223 numeric range of the ASSERT_EXPR variable, make the new range
226 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
228 * config/sh/sh.c (sh_register_move_cost): Add case for moving
229 from T_REGS to FP register class.
231 2005-10-03 Richard Henderson <rth@redhat.com>
234 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
235 before creating a new one.
237 2005-10-03 David Edelsohn <edelsohn@gnu.org>
239 * config/rs6000/t-aix43 (LDFLAGS): New.
240 * config/rs6000/t-aix52 (LDFLAGS): New.
242 2005-10-03 Ian Lance Taylor <ian@airs.com>
244 * gimplify.c (find_single_pointer_decl_1): New static function.
245 (find_single_pointer_decl): New static function.
246 (internal_get_tmp_var): For a formal variable, set restrict base
247 information if appropriate.
248 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
250 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
251 (DECL_GET_RESTRICT_BASE): Define.
252 (SET_DECL_RESTRICT_BASE): Define.
253 (decl_restrict_base_lookup): Declare.
254 (decl_restrict_base_insert): Declare.
255 (struct tree_decl_with_vis): Add based_on_restrict_p field.
256 * tree.c (restrict_base_for_decl): New static variable.
257 (init_ttree): Initialize restrict_base_for_decl.
258 (copy_node_stat): Copy restrict base information.
259 (decl_restrict_base_lookup): New function.
260 (decl_restrict_base_insert): New function.
261 (print_restrict_base_statistics): New static function.
262 (dump_tree_statistics): Call print_restrict_base_statistics.
264 2005-10-02 Diego Novillo <dnovillo@redhat.com>
267 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
270 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
273 * c-typeck.c (tagged_tu_seen): Rename to ...
274 (tagged_tu_seen_cache): this and add val field.
275 (comptypes): Move functional to comptypes_internal
276 and free tagged_tu_seen.
277 (comptypes_internal): New function and call comptypes_internal
278 instead of comptypes. Speed up by sibcalling
279 tagged_types_tu_compatible_p.
280 (alloc_tagged_tu_seen): New function
281 (free_all_tagged_tu_seen_up_to): New function.
282 (tagged_types_tu_compatible_p): Return the val of the seen two
284 Add that the two types are the same to tagged_tu_seen_base
285 if they are and call comptypes_internal instead of comptypes.
286 <case UNION_TYPE>: Speed up common type where the fields are
288 (function_types_compatible_p): Call comptypes_internal instead of
290 (type_lists_compatible_p): Likewise.
291 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
293 2005-10-02 Matthias Klose <doko@debian.org>
295 * doc/invoke.texi: Fix typo and speling error.
297 2005-10-01 Richard Henderson <rth@redhat.com>
299 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
301 2005-10-01 Mark Mitchell <mark@codesourcery.com>
303 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
304 using --start-group and --end-group.
306 2005-10-01 Diego Novillo <dnovillo@redhat.com>
308 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
309 FIXME note regarding quirky semantics.
311 2005-10-01 Diego Novillo <dnovillo@redhat.com>
314 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
315 non-null range as a last resort.
317 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
318 Diego Novillo <dnovillo@redhat.com>
321 * tree-vrp.c (extract_range_from_assert): For !=
322 assertions, only build an anti-range if LIMIT is a
325 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
327 * arm.md (movqi): On thumb when optimizing, handle loading from
328 memory by describing this as taking a subreg of a zero-extended load
329 into an SImode register.
332 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
334 * reload1.c (merge_assigned_reloads): Do not change any
335 RELOAD_FOR_OUTPUT_ADDRESS reloads.
337 2005-09-30 Geoffrey Keating <geoffk@apple.com>
339 * Makefile.in (LIPO_FOR_TARGET): Define.
340 (STRIP_FOR_TARGET): Define.
342 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
343 before creating new ones. Do symlinks before creating the actual
346 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
347 to work out which multilibs are actually being built.
349 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
351 * tree-vect-transform.c, config/ms1/ms1.md,
352 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
353 Follow spelling conventions.
354 * doc/invoke.texi, doc/md.texi: Fix typos.
356 2005-09-30 Andrew Macleod <amacleod@redat.com>
358 PR tree-optimization/21430
359 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
360 use operands, and set stmt pointer if need be.
361 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
362 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
365 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
368 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
370 2005-09-29 Mark Mitchell <mark@codesourcery.com>
372 * optabs.c (expand_binop): Initialize first_pass_p.
374 2005-09-29 Jakub Jelinek <jakub@redhat.com>
377 * c-decl.c (c_write_global_declarations_1): If any
378 wrapup_global_declaration_2 call returned true, restart the loop.
380 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
382 Fix PR tree-optimization/24117
383 * tree-ssa-structalias.c (find_func_aliases): Strip nops
384 before considering whether to use anyoffset.
386 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
390 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
392 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
394 (swap_commutative_operands_with_target): New.
396 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
399 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
402 2005-09-29 Steven Bosscher <stevenb@suse.de>
404 PR tree-optimization/23911
405 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
406 and IMAGPART_EXPR too.
408 2005-09-28 Mark Mitchell <mark@codesourcery.com>
411 * expmed.c (expand_shift): Move logic to reverse rotation
412 direction when rotating by constants ...
413 * optabs.c (expand_binop): ... here.
414 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
415 (ix86_rotrdi3): New pattern.
416 (rotldi3): Handle 32-bit mode.
417 (ix86_rotldi3): New pattern.
419 2005-09-29 Alan Modra <amodra@bigpond.net.au>
422 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
423 check for numbers that need no bit twiddle.
425 2005-09-28 Geoffrey Keating <geoffk@apple.com>
427 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
428 multilib to be built.
430 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
431 (stage1-start): Delete old libgcc and libunwind before moving
432 anything into the stage directory.
433 (stage2-start): Likewise.
434 (stage3-start): Likewise.
435 (stage4-start): Likewise.
436 (stageprofile-start): Likewise.
437 (stagefeedback-start): Likewise.
438 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
439 header in tm_file and CPU-specific t-darwin in tmake_file.
440 (i[34567]86-*-darwin*): Don't change tm_file.
441 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
442 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
443 shared library stub for target OS version.
444 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
445 (SHLIB_LINK): Don't make SHLIB_SOLINK.
446 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
447 (libgcc_s.%.dylib): New.
449 (install-darwin-libgcc-stubs): New.
450 (INSTALL_LIBGCC): New append.
451 * config/i386/darwin-libgcc.10.4.ver: New.
452 * config/i386/darwin-libgcc.10.5.ver: New.
453 * config/i386/t-darwin: New.
454 * config/rs6000/darwin-libgcc.10.4.ver: New.
455 * config/rs6000/darwin-libgcc.10.5.ver: New.
456 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
457 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
459 2005-09-28 Paul Brook <paul@codesourcery.com>
461 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
464 2005-09-28 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/23853
467 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
468 host_integerp to verify misalignment value.
470 2005-09-28 Richard Henderson <rth@redhat.com>
472 * builtins.c (get_builtin_sync_mode): New.
473 (expand_builtin_sync_operation): Pass in mode argument.
474 (expand_builtin_compare_and_swap): Likewise.
475 (expand_builtin_lock_test_and_set): Likewise.
476 (expand_builtin_lock_release): Likewise.
477 (expand_builtin): Update to match.
479 2005-09-28 Nick Clifton <nickc@redhat.com>
481 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
482 formatting. Add check to PLUS case to ensure that the offset is
483 within an acceptable range.
485 * config/v850/v850.md (casesi): Disable the generation of the
486 switch pattern as it is not being handled properly at the moment.
488 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
489 for when the high words are identical.
491 2005-09-27 Richard Henderson <rth@redhat.com>
493 * pretty-print.c (pp_base_format): Fix typo for %>.
495 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
496 Devang Patel <dpatel@apple.com>
498 PR tree-optimization/23625
499 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
500 LABEL_EXPR, assertion check.
502 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
504 * optabs.c (no_conflict_move_test): Check if a result of a
505 to-be-moved insn would be clobbered by an originally
508 2005-09-27 Jeff Law <law@redhat.com>
510 * passes.c (init_optimization_passes): Replace copy propagation
511 passes immediately after DOM with phi-only copy propagation
512 pases. Add phi-only copy propagation pass after first DOM pass.
513 * tree-pass.h (pass_phi_only_copy_prop): Declare.
514 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
515 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
516 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
517 to init_copy_prop. Callers updated.
518 (do_phi_only_copy_prop): New function.
519 (pass_phi_only_copy_prop): New pass descriptor.
521 2005-09-27 Nick Clifton <nickc@redhat.com>
523 * libgcc2.c (__popcount_tab): Remove redundant prototype.
525 2005-09-26 Jason Merrill <jason@redhat.com>
528 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
530 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
532 2005-09-26 James E Wilson <wilson@specifix.com>
534 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
535 copyright. Add gcc copyright plus libgcc exception.
536 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
538 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
540 2005-09-26 Jeff Law <law@redhat.com>
542 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
543 about when to iterate.
545 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
548 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
549 for __complex__ double in -mcpu=G5 mode.
551 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
553 PR tree-optimization/23942
554 * Makefile.in (SCEV_H): Depends on PARAMS_H.
555 * tree-scalar-evolution.c: Include params.h.
557 (follow_ssa_edge, follow_ssa_edge_in_rhs,
558 follow_ssa_edge_in_condition_phi_branch,
559 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
560 Change return type to t_bool. Use a parameter to limit the size of
561 trees that are walked before stopping
562 (analyze_evolution_in_loop): Initialize the limit to 0.
563 (follow_ssa_edge): Give up by returning t_dont_know if the limit
564 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
566 2005-09-26 Uros Bizjak <uros@kss-loka.si>
569 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
570 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
572 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
574 * combine.c (make_extraction): Check for valid use of subreg.
576 2005-09-26 Uros Bizjak <uros@kss-loka.si>
579 * config/i386/i386.md ("*fistdi2_1"): New pattern.
580 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
581 ("fist<mode>2_with_temp"): Use only register operands.
583 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
585 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
586 CALL_INSN_FUNCTION_USAGE.
588 2005-09-26 Richard Guenther <rguenther@suse.de>
591 * gcse.c: Include hashtab.h, define ldst entry hashtable.
592 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
593 (ldst_entry): Use the hashtable instead of list-walking.
594 (find_rtx_in_ldst): Likewise.
595 (free_ldst_entry): Free the hashtable.
596 (compute_ld_motion_mems): Create the hashtable.
597 (trim_ld_motion_mems): Remove entry from hashtable if
598 removing it from list.
599 (compute_store_table): Likewise^2.
600 (store_motion): Free hashtable in case we did not see
603 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
605 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
606 and arg1 if we are passing them to fold_build2.
608 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
611 * config/i386/i386.c (ix86_function_regparm): Fix the test for
614 2005-09-25 Richard Henderson <rth@redhat.com>
616 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
617 SYMBOL_REF_TLS_MODEL to be correct.
619 2005-09-24 Richard Henderson <rth@redhat.com>
621 * ipa-type-escape.c (discover_unique_type): Remove dead code at
622 end of function. Reindent.
624 2005-09-24 Ian Lance Taylor <ian@airs.com>
626 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
627 NEGATE_EXPR/BIT_NOT_EXPR case.
629 2005-09-24 Richard Henderson <rth@redhat.com>
631 * c-common.c (handle_mode_attribute): When not modifying in place,
632 create subtypes for enumerations.
633 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
634 * gimplify.c (create_tmp_from_val): Likewise.
636 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
638 * config/i386/i386.md (*tls_global_dynamic_64,
639 *tls_local_dynamic_base_64): Add missing mode to call.
640 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
642 2005-09-24 Jan Hubicka <jh@suse.cz>
644 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
645 (cgraph_clone_node): Likewise.
646 * cgraph.h (cgraph_clone_edge): Update prototype.
647 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
648 duplicated prototypes; add updating argument.
649 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
650 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
652 (cgraph_mark_inline_edge): Likewise.
653 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
654 (cgraph_flatten_node): Likewise.
655 (cgraph_decide_recursive_inlining): Likewise.
656 (cgraph_decide_inlining_of_small_function): Likewise.
657 * tree-optimize.c (tree_rest_of_compilation): Likewise.
659 2005-09-23 David Edelsohn <edelsohn@gnu.org>
660 Pete Steinmetz <steinmtz@us.ibm.com>
662 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
663 (rldic.): Set type to "compare".
665 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
666 mfjmpr for MFCTR/MFLR.
667 (movdf_hardfloat64): Same.
668 (movdf_softfloat64): Same. Correct order of store and move types.
669 (movti_string): Set type to store_ux/load_ux.
670 (load_multiple): Set type to load_ux.
671 (store_multiple): Set type to store_ux.
672 (movmemsi): Set type to store_ux.
673 (output_cbranch direct_return): Set type to jmpreg.
674 (stmw): Set type to store_ux.
675 (lmw): Set type to load_ux.
676 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
677 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
678 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
679 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
680 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
681 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
682 (rios1-fpstore): Increase latency to 3.
683 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
684 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
686 2005-09-23 David Edelsohn <edelsohn@gnu.org>
687 Andrew Pinski <pinskia@physics.uc.edu>
689 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
690 operand2 constraint to "b".
691 (sync_<fetchop_name>di_internal): Same.
692 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
694 (sync_old_<fetchop_name>di_internal): Same.
695 (sync_new_<fetchop_name>si_internal): Same.
696 (sync_new_<fetchop_name>di_internal): Same.
698 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
701 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
702 case, define as macros.
704 PR rtl-optimization/23837
705 * optabs.c (no_conflict_move_test): Don't set must_stay for a
706 clobber / clobber match between dest and p->first.
708 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
709 (no_conflict_move_test): Update comments.
711 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
713 * doc/install.texi: Update URL for Jacks.
714 * doc/sourcebuild.texi: Likewise.
716 2005-09-22 David Edelsohn <edelsohn@gnu.org>
719 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
720 registers when choosing register preferences.
721 (movdf_hardfloat64): Same.
723 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
725 * expmed.c (expand_shift): Don't use the target of the rotate as
726 target for the first expanded shift insn.
727 * testsuite/gcc.dg/20050922-1.c: Testcase added.
729 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
731 PR tree-optimization/22438
732 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
733 preserved iv rhs rewriting specially.
735 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
737 * tree-data-ref.c (analyze_array_indexes): Only estimate when
738 estimate_only is true.
739 * tree-flow.h (ref_contains_indirect_ref): New prototype.
740 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
741 tree-ssa-structalias.c
742 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
743 ref_contains_indirect_ref.
744 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
746 2005-09-21 DJ Delorie <dj@redhat.com>
748 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
750 (mn10300_return_in_memory): Support variable size types also.
751 (mn10300_pass_by_reference): Likewise.
752 (mn10300_function_value): New.
753 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
754 (FUNCTION_OUTGOING_VALUE): Likewise.
755 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
756 * doc/invoke.texi: Document it.
758 2005-09-21 Uros Bizjak <uros@kss-loka.si>
761 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
762 force integer op1 into register for XFmode compares.
764 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
767 * expmed.c (alg_code): Add alg_impossible.
768 (alg_hash_entry): Add cost.
769 (synth_mult): Record alg_impossible in the hash table if
770 multiplication by a given integer is impossble within the
771 limit. Speed up using alg_impossible.
773 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
775 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
776 argument. Allow and set any offset if needs_anyoffset is passed
778 (get_constraint_for): Add argument here too.
780 (do_structure_copy): Pass NULL to get_constraint_for.
781 (handle_ptr_arith): Ditto.
782 (find_func_aliases): Ditto.
784 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
786 PR rtl-optimization/23898
787 * output.h (get_attr_min_length): Declare.
788 * final.c (get_attr_length_1): New function, broken out of:
790 (get_attr_min_length): New function.
791 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
792 (duplicate_computed_gotos): Likewise.
793 * genattr.c (insn_min_length): Generate declaration.
794 * genattrtab.c (min_fn, min_attr_value): New functions.
795 (make_length_attrs): Generate insn_min_length.
797 2005-09-20 Steve Ellcey <sje@cup.hp.com>
799 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
801 2005-09-20 Richard Henderson <rth@redhat.com>
803 PR tree-optimization/24059
804 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
807 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
809 * c.opt (fextended-identifiers): New.
810 * c-opts.c (c_common_handle_option): Handle
811 -fextended-identifiers.
812 * doc/cpp.texi: Update documentation of extended identifiers.
813 * doc/cppopts.texi (-fextended-identifiers): Document.
815 2005-09-20 Jakub Jelinek <jakub@redhat.com>
817 PR tree-optimization/23929
818 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
821 PR tree-optimization/23818
822 * tree-stdarg.c (execute_optimize_stdarg): Call
823 calculate_dominance_info.
825 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
827 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
828 (analyze_siv_subscript_cst_affine): Add weak SIV test.
829 (compute_overlap_steps_for_affine_1_2): Use
830 get_number_of_iters_for_loop.
831 (analyze_subscript_affine_affine): Check whether difference is
833 Use get_number_of_iters_for_loop.
834 Check whether overlap occurs outside of bounds.
835 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
837 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
839 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
840 base register if possible.
842 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
844 PR tree-optimization/18463
845 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
846 converting it directly is not possible.
847 (chrec_convert_aggressive): New function.
848 * tree-chrec.h (chrec_convert_aggressive): Declare.
849 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
850 Fold chrec conversions aggressively if asked to.
851 (instantiate_parameters): Modified because of changes in
852 instantiate_parameters_1.
854 2005-09-19 Richard Henderson <rth@redhat.com>
856 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
857 (reduc_splus_v2df): New.
859 2005-09-19 Richard Sandiford <richard@codesourcery.com>
861 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
862 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
864 2005-09-19 Richard Henderson <rth@redhat.com>
866 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
869 2005-09-19 Richard Henderson <rth@redhat.com>
871 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
872 (ia64_expand_dot_prod_v8qi): New.
873 * config/ia64/ia64-protos.h: Update.
874 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
875 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
876 sdot_prodv8qi, sdot_prodv4hi): New.
877 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
879 2005-09-19 Richard Henderson <rth@redhat.com>
882 * real.c (exact_real_truncate): Return false if the format cannot
883 represent the number as a normal.
885 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
888 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
890 * tree-ssa-operands.c (swap_tree_operands): Export.
891 * tree.h (swap_tree_operands): Declare.
892 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
893 Call swap_tree_operands.
895 2005-09-19 Richard Henderson <rth@redhat.com>
897 * tree-flow.h (merge_alias_info): Declare.
898 * tree-ssa-copy.c (merge_alias_info): Export.
899 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
900 (vect_create_data_ref_ptr): Use create_iv directly.
901 (vectorizable_load): Use correct types for integer constants.
902 (vect_generate_tmps_on_preheader): Likewise.
903 (vect_gen_niters_for_prolog_loop): Likewise.
905 2005-09-19 Steven Bosscher <stevenb@suse.de>
907 PR rtl-optimization/23943
908 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
910 2005-09-18 Jan Hubicka <jh@suse.cz>
912 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
914 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
916 * varasm.c (output_constant): Do not abort on conversions to union
917 types between different sizes.
919 2005-09-18 Richard Guenther <rguenther@suse.de>
922 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
925 2005-09-18 Paul Brook <paul@codesourcery.com>
927 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
929 2005-09-17 Richard Henderson <rth@redhat.com>
931 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
932 * tree-ssa-loop.c (pass_vect_dce): Remove.
933 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
936 2005-09-17 Richard Henderson <rth@redhat.com>
938 * tree-pass.h (pass_vect_dce): Declare.
939 * passes.c (init_optimization_passes): Add it.
940 * tree-flow.h (tree_ssa_dce): Declare.
941 * tree-ssa-dce.c (tree_ssa_dce): Export.
942 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
943 (gate_tree_vectorize): ... here.
944 (pass_vect_dce): New.
946 2005-09-17 Jan Hubicka <jh@suse.cz>
948 * except.c (struct eh_status): Turn region_array into vec.
949 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
950 convert_from_eh_region_ranges, find_exception_handler_labels,
951 current_function_has_exception_handlers, assign_filter_values,
952 build_post_landing_pads, dw2_build_landing_pads,
953 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
954 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
955 foreach_reachable_handler, can_throw_internal_1,
956 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
958 (duplicate_eh_region_1): Update region_array.
959 (duplicate_eh_regions): Resize region_array and avoid recomputing.
961 2005-09-17 David Edelsohn <edelsohn@gnu.org>
964 * expmed.c (expand_mult): Substitute simple register for op0 when
967 2005-09-17 Richard Henderson <rth@redhat.com>
969 * expr.c (emit_move_via_integer): Add force argument, pass it on
970 to emit_move_change_mode. Update callers.
971 (emit_move_complex): Pass true to new force argument.
972 * function.c (expand_function_end): Move expand_eh_return call
973 earlier. Merge sub-word complex values into a pseudo before
974 copying to the return hard register.
976 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
978 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
979 between different sizes.
981 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
985 * passes.c (init_optimization_passes): Register dump files for
988 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
990 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
991 * config/s390/s390.c (s390_overlap_p): New function.
992 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
993 peephole2, "*xc" peephole2): Added overlap check to the peephole2
996 2005-09-16 Richard Guenther <rguenther@suse.de>
998 * ipa-pure-const.c (static_execute): Free auxiliar information.
999 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1000 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1002 2005-09-15 DJ Delorie <dj@redhat.com>
1004 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1006 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1008 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1010 (swap_commutative_operands_with_target): New.
1012 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1014 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1017 (estimate_iters_using_array): New function.
1018 * tree-data-ref.h (estimate_iters_using_array): Prototype
1019 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1020 Use estimate_iters_using_array instead of analyze_array.
1022 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1024 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1027 2005-09-15 Michael Matz <matz@suse.de>
1029 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1031 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1033 PR tree-optimization/23835
1034 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1035 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1037 2005-09-14 Richard Henderson <rth@redhat.com>
1039 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1040 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1042 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1044 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1045 in the ARRAY_TYPE case.
1047 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1049 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1051 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1054 * tree-vect-transform.c (vectorizable_operation): Return false for
1055 scalar shift operations and for vector shift operations with
1056 non-invariant shift arguments. Use scalar tree operand op1 as
1057 a shift operand when vector shift insn pattern uses scalar shift
1059 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1061 2005-09-14 Olivier Hainque <hainque@adacore.com>
1063 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1064 value if it has side-effects.
1066 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1069 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1071 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1073 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1074 passed as NAME as if it were label at start of function code.
1076 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1078 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1081 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1083 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1084 as early clobber. Rewrite so the PIC register is not implicitly used.
1086 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1088 * tree.c (annotate_with_file_line): Compare line numbers before
1091 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1094 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1095 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1097 2005-09-13 Ian Lance Taylor <ian@airs.com>
1099 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1100 than a HOST_WIDEST_INT to gen_doloop_begin.
1102 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1104 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1106 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1108 PR tree-optimize/23817
1109 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1111 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1114 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1115 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1116 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1117 (restore_stack_nonlocal): Likewise.
1118 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1120 2005-09-12 Ian Lance Taylor <ian@airs.com>
1123 * c.opt (ffriend-injection): New C++ option.
1124 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1125 (C++ Dialect Options): Document -ffriend-injection.
1127 2005-09-12 Josh Conner <jconner@apple.com>
1130 * ipa-reference.c (static_execute): Don't mark variables in
1131 named sections TREE_READONLY.
1133 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1135 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1138 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1140 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1141 V_MUST_DEF instead of just the first_use_p.
1142 Don't mark the virtual variables for renaming on the statement which
1144 (pass_dse): Remove TODO_update_ssa.
1146 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1149 * stor-layout.c (compute_record_mode): For records with a single
1150 field, actually check the field's mode size against the type size.
1152 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1153 registers for TARGET_SHMEDIA.
1154 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1155 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1156 of GENERAL_REGS and FP_REGS.
1158 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1160 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1162 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1164 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1165 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1166 are omitted. Exclude stack_tie insn too.
1168 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1170 PR rtl-optimization/23098
1171 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1173 * config/rs6000/rs6000.md (movdf splitter): Use
1174 const_double_operand predicate for TARGET_POWERPC64.
1175 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1176 SYMBOL_REF method to ABI_V4.
1178 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1179 replace_equiv_address.
1180 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1181 rs6000_sr_alias_set and MEM_NOTRAP.
1182 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1184 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1186 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1187 handle CALL_EXPR again.
1189 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1191 * arm/predicates.md (alignable_memory_operand): Delete.
1193 2005-09-10 Richard Henderson <rth@redhat.com>
1196 * dbxout.c (dbxout_expand_expr): New.
1197 (dbxout_symbol): Use it.
1199 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1201 * arm.c (arm_gen_rotated_half_load): Delete.
1202 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1203 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1204 (thumb_set_return_address): Likewise.
1205 (thumb_load_double_from_address): Use adjust_address.
1206 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1207 (extendhsisi2_mem, movhi_bytes): Use change_address.
1208 (movhi): Use widen_memory_access.
1209 (reload_out_df): Use replace_equiv_address.
1210 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1212 2005-09-09 Richard Henderson <rth@redhat.com>
1215 * dbxout.c: Include expr.h.
1216 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1217 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1218 * Makefile.in (dbxout.o): Add EXPR_H.
1220 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1222 PR tree-optimization/23509
1223 * tree-cfg.c (replace_uses_by): Use replace_exp.
1224 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1225 pointers have name_mem_tag or type_mem_tag set.
1227 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1229 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1230 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1231 of wrongly accessing operands.
1233 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1235 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1236 * tree-chrec.c: Include tree-scalar-evolution.h.
1237 (chrec_convert): Instantiate the base and step before calling
1238 scev_probably_wraps_p that would fail on parametric evolutions.
1239 Collect all the fails into a single section failed_to_convert,
1240 print a diagnostic, and return chrec_dont_know instead of calling
1242 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1243 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1245 (scev_const_prop): Don't replace the definition of a loop closed ssa
1246 phi node by itself, or by another loop closed ssa phi node.
1247 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1248 that base and step are defined.
1250 2005-09-09 Richard Guenther <rguenther@suse.de>
1253 * fold-const.c (fold_ternary): Check truth_value_p before
1254 calling invert_truthvalue.
1256 2005-09-09 Nick Clifton <nickc@redhat.com>
1258 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1259 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1260 dimension of these arrays.
1261 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1263 * longlong.h: Only provide a prototype for the __clz_tab[] array
1264 if this header has not been included from libgcc2.h.
1265 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1267 Provide prototypes for exported functions.
1268 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1271 2005-09-08 Josh Conner <jconner@apple.com>
1275 * expr.c (expand_expr_addr_expr_1): Don't invoke
1276 expand_simple_binop for EXPAND_INITIALIZER.
1278 2005-09-08 Richard Henderson <rth@redhat.com>
1281 * toplev.c (wrapup_global_declaration_1): Split out ...
1282 (wrapup_global_declaration_2): ... from ...
1283 (wrapup_global_declarations): ... here. Return bool.
1284 (check_global_declaration_1): Split out ...
1285 (check_global_declarations): from here.
1286 (emit_debug_global_declarations): New.
1287 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1288 check_global_declaration_1, emit_debug_global_declarations): Declare.
1289 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1290 of decls. Call wrapup_global_declaration_1,
1291 wrapup_global_declaration_2, check_global_declaration_1 directly.
1292 (c_write_global_declarations_2): New.
1294 (c_write_global_declarations): Call c_write_global_declarations_2.
1295 * langhooks.c (write_global_declarations): Call
1296 emit_debug_global_declarations.
1298 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1299 remove decls that have DECL_RTL_SET_P.
1300 * passes.c (rest_of_decl_compilation): Invoke
1301 cgraph_varpool_finalize_decl for all but functions.
1303 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1305 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1306 the result of a conversion if the new min and max cannot be compared.
1308 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1310 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1311 (override_options): Setting s390_sr_alias_set removed.
1312 (save_fpr, save_gprs): Set alias set to vararg or frame.
1313 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1314 s390_sr_alias_set with get_frame_alias_set ().
1315 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1316 get_varargs_alias_set ().
1318 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1322 * c-parser.c (c_parser_objc_method_definition): If the next
1323 token is not "{", error out and don't start the function.
1325 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1327 * tree-vrp.c (extract_range_from_expr): Move the check for non
1328 nullness after the check for gimple invariant.
1330 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1332 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1334 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1337 * config/m32r.md (movmemsi_internal): Canonicalize order of
1338 operands in PLUS component of template.
1340 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1342 * reload1.c (fixup_eh_region_note): Remove assertion.
1343 (fixup_abnormal_edges): Reverted removal of call to
1344 find_many_sub_basic_blocks made on 2005-08-31.
1346 2005-09-07 Richard Henderson <rth@redhat.com>
1348 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1349 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1350 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1351 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1352 rearrange for better packing.
1353 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1354 (lookup_cfa_1): Remove inline marker.
1355 (cfa_equal_p): Split out of ...
1356 (def_cfa_1): ... here. Use INVALID_REGNUM.
1357 (build_cfa_loc): Handle !cfa->indirect.
1358 (frame_pointer_cfa_offset): New.
1359 (dbx_reg_number): Assert register elimination performed; do
1360 leaf register remapping.
1361 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1362 (eliminate_reg_to_offset): New.
1363 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1364 for verifiably local stack frame addresses; re-base to CFA.
1365 (mem_loc_descriptor): Remove can_use_fbreg argument.
1366 (concat_loc_descriptor, loc_descriptor): Likewise.
1367 (containing_function_has_frame_base): Remove.
1368 (rtl_for_decl_location): Don't do register elimination or
1369 leaf register remapping here.
1370 (secname_for_decl): Split out from ..
1371 (add_location_or_const_value_attribute): ... here.
1372 (convert_cfa_to_loc_list): New.
1373 (compute_frame_pointer_to_cfa_displacement): New.
1374 (gen_subprogram_die): Use them.
1375 * tree.h (frame_base_decl): Remove.
1376 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1377 (prologue_stack_adjust): Remove.
1378 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1379 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1380 (set_frame_base_location): Remove.
1381 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1382 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1383 (vt_add_function_parameters): Don't eliminate_regs.
1384 (vt_initialize): Don't create frame_base_decl.
1386 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1388 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1389 version of GNU binutils for 4.x and later.
1391 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1393 * ggc-page.c (ggc_push_context): Remove.
1394 (ggc_pop_context): Likewise.
1395 * ggc.h (ggc_push_context): Remove.
1396 (ggc_pop_context): Likewise.
1398 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1401 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1402 returning from an interrupt handler.
1404 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1407 * config/arc/arc.c (output_shift): Add check for loop count when
1410 2005-09-06 Steven Bosscher <stevenb@suse.de>
1412 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1414 (abs_replacement): Likewise.
1415 (pass_phiopt): Remove TODO_update_ssa.
1417 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1420 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1421 if "return with no value, in function returning non-void" warning
1423 * tree-cfg.c (execute_warn_function_return): Don't look at
1424 RETURN_EXPRs with TREE_NO_WARNING set.
1427 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1428 for internal functions doesn't use registers used by global registers
1429 variables. Use fewer register parameters if there are global register
1432 2005-09-06 Olivier Hainque <hainque@adacore.com>
1433 Eric Botcazou <ebotcazou@adacore.com>
1436 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1437 when we would be extracting outside its bit span (bitpos+bitsize
1438 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1439 Ada unchecked conversions.
1441 2005-09-06 Steven Bosscher <stevenb@suse.de>
1443 * tree-ssa-pre.c (try_look_through_load): New function.
1444 (compute_avail): Use it to try to look through loads for some
1445 more useful expressions.
1447 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1449 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1450 condition for detecting cases like (a&a) and (a^a).
1452 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1454 * common.opt: Add option ftree-vect-loop-version.
1455 * params.def: Add --param vect-max-version-checks.
1456 * doc/invoke.texi: Document ftree-vect-loop-version and
1457 --param vect-max-version-checks.
1458 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1459 may_misalign_stmts and defines for accessors.
1460 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1461 LOOP_VINFO_MAY_MISALIGN_STMTS.
1462 (destroy_loop_vec_info): VEC_free for
1463 LOOP_VINFO_MAY_MISALIGN_STMTS.
1464 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1465 Update documentation.
1466 (vect_update_misalignment_for_peel): New.
1467 (vect_enhance_data_refs_alignment): Update to choose loop
1468 peeling or loop versioning if appropriate for the (potentially)
1469 unaligned data references in the loop.
1470 (vect_analyze_data_refs_alignment): Remove call to
1471 vect_enhance_data_refs_alignment so the checks can be done
1473 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1474 and move up call to vect_analyze_data_refs_alignment.
1475 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1476 (vect_transform_loop): Add call to loop_version.
1478 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1480 PR rtl-optimization/23098
1481 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1482 * simplify-rtx.c (constant_pool_reference_p): New function.
1483 * rtl.h (constant_pool_reference_p): New prototype.
1484 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1485 constant_pool_reference_p in condition and
1486 avoid_constant_pool_reference in preparation statements.
1488 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1490 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1491 STRICT_LOW_PART SETs.
1493 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1496 * except.c (sjlj_emit_function_enter): Find the function begin
1497 note even when it's not in first basic block.
1499 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1501 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1502 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1503 * aclocal.m4: Regenerate.
1505 2005-09-05 DJ Delorie <dj@redhat.com>
1507 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1510 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1512 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1513 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1514 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1515 Follow spelling conventions.
1516 * doc/invoke.texi: Follow spelling conventions.
1518 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1520 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1521 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1522 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1524 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1527 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1528 (output_stack_adjust): Use gen_tmp_stack_mem.
1529 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1530 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1531 (sh_get_pr_initial_val): Likewise.
1532 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1533 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1534 * sh.md (divsi_inv_m0): Use gen_const_mem.
1535 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1536 (movdf_i4+1): Use gen_tmp_stack_mem.
1537 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1538 (fpu_switch+2): Likewise.
1539 (movv4sf_i, movv16sf_i): Use adjust_address.
1540 (symGOT_load): Set MEM_NOTRAP_P bit.
1542 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1545 * pa.c (emit_move_sequence): Fix typo in last change.
1547 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1549 PR rtl-optimization/23454
1550 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1553 2005-09-03 Richard Henderson <rth@redhat.com>
1554 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1557 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1560 2005-09-02 Nicolas Pitre <nico@cam.org>
1562 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1563 to bit_count to 32 bits.
1565 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1568 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1569 generating synthetic loads from volatile lvalues.
1571 005-09-02 Nick Clifton <nickc@redhat.com>
1573 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1574 __ctzhi2, __clzhi2): New functions.
1576 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1579 * tree-nested.c (struct var_map_elt): Mark with GTY.
1580 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1582 (lookup_field_for_decl): Allocate new element in GC memory.
1583 (lookup_tramp_for_decl): Likewise.
1584 (convert_nl_goto_reference): Likewise
1585 (create_nesting_tree): Allocate info in GC memory. Likewise for
1587 (free_nesting_tree): Free with ggc_free instead of free.
1588 (root): New static variable.
1589 (lower_nested_functions): Remove root as local variable. And zero out
1590 root at the end of the function.
1592 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1594 PR rtl-optimization/20365
1595 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1596 to short. New member ix.
1597 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1598 (simplify_plus_minus): Initialize ix members before calling qsort.
1600 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1602 PR tree-optimization/23626
1603 * tree-cfg.c (replace_uses_by): Clean up eh info.
1605 2005-09-01 DJ Delorie <dj@redhat.com>
1607 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1610 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1612 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1613 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1616 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1618 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1619 do not issue warning for a variable definition following
1622 2005-09-01 Richard Henderson <rth@redhat.com>
1625 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1626 conversion to CONST_VECTOR.
1628 2005-09-01 Richard Henderson <rth@redhat.com>
1631 * reload1.c (reload_as_needed): Check !CALL_P before calling
1632 fixup_eh_region_note.
1633 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1635 2005-09-01 DJ Delorie <dj@redhat.com>
1637 * varasm.c (output_constant): Let the target resolve
1638 conversions of addresses to non-default pointer sizes.
1640 2005-09-01 Nicolas Pitre <nico@cam.org>
1642 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1643 to alow matching ARM pre-indexed addressing mode.
1644 (arm_override_options): Remove now irrelevant comment.
1646 2005-09-01 Phil Edwards <phil@codesourcery.com>
1648 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1649 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1650 * config/i386/vxworks.h: Likewise.
1651 * config/i386/t-vxworksae: New file, for VxWorks AE.
1652 * config/i386/vxworksae.h: Likewise.
1654 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1656 PR tree-optimization/23410
1657 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1658 sequence is not wrapping during the first step.
1660 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1663 * dwarf2out.c (base_type_die): Compare char_type_node with
1664 TYPE_MAIN_VARIANT (type), not type.
1666 2005-09-01 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/15366
1669 * common.opt: Add -finline-functions-called-once.
1670 Put -fearly-inlining in alphabetically ordered place.
1671 * doc/invoke.texi: Document new option.
1672 * ipa-inline.c (cgraph_decide_inlining): Honour
1673 flag_inline_functions_called_once.
1675 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1677 PR rtl-optimization/23478
1678 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1679 (alloc_qty): Initialize it.
1680 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1681 (combine_regs): Combine also n_throwing_calls_crossed fields.
1682 (find_free_reg): Don't attempt to caller-save pseudos crossing
1683 calls that might throw.
1684 * global.c (struct allocno): Add throwing_calls_crossed field.
1685 (global_alloc): Revert 2005-08-22 change. Initialize
1686 throwing_calls_crossed.
1687 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1690 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1693 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1694 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1695 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1696 (and64_2_operand): Tweak to use predicate.
1697 (and_operand): Adjust for mask_operand changes.
1698 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1699 (print_operand): Likewise.
1700 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1701 (mask64_1or2_operand): Delete.
1702 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1703 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1704 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1705 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1706 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1707 (rotldi3_internal4): Likewise.
1708 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1709 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1710 (ashldi3_internal7): Likewise.
1711 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1712 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1713 (anddi3 split): Don't match mask64_operand.
1714 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1715 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1716 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1717 't' splitter predicate.
1718 (movdi_internal64 + 2): Revert 2005-06-11 change.
1720 2005-08-31 DJ Delorie <dj@redhat.com>
1722 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1723 (m32c_asm_integer): Add support for 32 bit pointers.
1725 2005-08-31 Richard Henderson <rth@redhat.com>
1727 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1728 component-like references for setting MEM_NOTRAP_P.
1730 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1731 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1733 2005-08-31 Richard Henderson <rth@redhat.com>
1735 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1736 into a pseudo before applying gen_lowpart.
1738 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1740 * doc/install.texi (Specific): Update cctools version required
1741 for full functionality.
1742 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1743 linkers as -macosx_version_min.
1745 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1748 * sh.c (print_operand, %R and %S): Add handling of floating point
1749 registers, memory, constants and invalid operands.
1751 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1753 * ipa-pure-const.c: Change dump name.
1755 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1758 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1759 to "reg_or_0_operand".
1760 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1762 2005-08-31 Dale Johannesen <dalej@apple.com>
1764 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1765 loops that count down.
1767 2005-08-31 Richard Henderson <rth@redhat.com>
1770 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1771 (fixup_eh_region_note): New.
1772 (reload_as_needed): Call it.
1773 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1774 don't call find_many_sub_basic_blocks; call verify_flow_info.
1775 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1776 (keep_stack_depressed): Likewise.
1777 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1779 2005-08-31 Richard Henderson <rth@redhat.com>
1781 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1784 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1786 * expr.c (expand_expr_real_1): Compare size of address
1787 mode to target's address mode size in deciding expansion of
1788 the constant address.
1790 2005-08-31 Richard Guenther <rguenther@suse.de>
1793 * expr.c (all_zeros_p): New function.
1794 (expand_expr_real_1): Handle the case of an all-zero
1795 non-addressable constructor separately.
1797 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1799 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1800 arguments, adjust all callers.
1801 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1803 2005-08-30 Richard Henderson <rth@redhat.com>
1806 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1807 whenever the mode sizes match.
1809 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1811 * calls.c (load_register_parameters): Fix comment typo.
1812 * expr.c (emit_push_insn): Comment formatting.
1814 2005-08-30 Ian Lance Taylor <ian@airs.com>
1816 * config/i386/x-cygwin (host-cygwin): Change dependency from
1817 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1819 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1821 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1824 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1827 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1828 call to ggc_collect.
1830 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1833 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1834 beginning. Remove $(INCLUDES) from all the rules, if following
1835 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1837 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1840 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1841 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1842 not constant, but maxlen is, don't set len to maxlen, rather
1843 set maxlen to len if len is a constant.
1845 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1847 PR tree-optimization/23475
1848 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1851 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1853 Fix PR middle-end/22455
1855 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1856 Checksum only the parts of the tree that exist for the tree code.
1858 2005-08-28 Dale Johannesen <dalej@apple.com>
1860 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1862 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1864 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1866 2005-08-28 Richard Henderson <rth@redhat.com>
1868 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1869 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1872 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1875 * builtins.c (get_memory_rtx): Don't strip nops
1876 in between COMPONENT_REFs.
1878 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1881 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1883 (gimplify_modify_expr): Check for zero sized types and gimplify the
1884 rhs and lhs as statements.
1886 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1889 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1890 state for return address column of signal frames.
1892 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1895 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1896 bytes >= 2 not bytes == 2.
1897 (expand_block_move): Same.
1899 2005-08-27 Richard Guenther <rguenther@suse.de>
1902 * config/i386/sse.md (sse2_movsd): Add missing closing
1905 2005-08-27 Paul Brook <paul@codesourcery.com>
1907 * genrecog.c (enum decision_type): Add DT_num_insns.
1908 (struct decision_test): Add u.num_insns.
1909 (add_to_sequence): Add DT_num_insns test.
1910 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1911 (write_cond, debug_decision_2): Ditto.
1912 (change_state): Assume peep2_next_insn never fails.
1913 Remove "afterward" argument.
1914 (write afterward, write_tree): Update to match.
1915 * recog.c (peep2_current_count): New variable.
1916 (peep2_next_insn): Check it.
1917 (peephole2_optimize): Set peep2_current_count.
1918 * recog.h (peep2_current_count): Declare.
1920 2005-08-26 Josh Conner <jconner@apple.com>
1923 * ipa-pure-const.c (check_tree): Check for volatile-ness
1924 when considering a dereference.
1926 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1928 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1930 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1932 PR rtl-optimization/23561
1933 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1934 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1935 at most LEN bytes long memory fits into the field.
1936 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1937 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1938 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1940 2005-08-26 Richard Henderson <rth@redhat.com>
1943 * loop.c (biased_biv_may_wrap_p): New.
1944 (maybe_eliminate_biv_1): Use it to suppress non-equality
1945 comparison transformations. Delete disabled code.
1947 2005-08-26 Ian Lance Taylor <ian@airs.com>
1949 * combine.c (make_extraction): Avoid reference outside object.
1951 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1953 * stor-layout.c (finalize_type_size): Restore behaviour for
1954 non-aggregate types to the status quo ante of the patch for
1955 pr 23467. Document why it matters.
1957 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1960 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1961 array by one element, initialize the BT_LAST element with NULL.
1963 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1965 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1966 optimizing for size.
1968 (compare_plus_eqsi): Same.
1969 (plus_eqsi_compare): Same.
1970 (neg_eq0<mode>): Same.
1971 (neg_eq<mode>): Same.
1973 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1976 2005-08-26 Nick Clifton <nickc@redhat.com>
1978 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1979 TARGET_EP is not defined.
1980 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1981 TARGET_EP is enabled.
1982 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1983 * config/v850/v850.md (save_all_interrupt): Only use the EP
1984 register if TARGET_EP is defined.
1985 (restore_all_interrupt): Likewise.
1986 * config/v850/lib1funcs.asm: Update functions so that the EP
1987 register is only used if __EP__ is defined.
1989 2005-08-26 David Ung <davidu@mips.com>
1991 * config/mips/mips.c (mips_expand_prologue): Handle case when
1992 generating for MIPS16 and the outgoing argument area is more than
1993 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1996 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1998 * config/crx/crx.md: Make doloop_end pattern usage controllable
1999 via mloop-nesting=<max-nesting> command line switch. Make sure
2000 the combiner cannot use doloop_end_<mode> in an illegal way.
2001 * config/crx/crx.c: Use regs up to r6 for argument passing.
2002 Refine crx_address_cost (non cst4 displacements are expensive).
2003 * config/crx/crx.opt: Add switch for mloop-nesting=.
2005 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2007 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2008 (UNSPEC_MVST): New constant.
2010 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2012 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2013 Reject operands containing eliminable registers.
2014 * testsuite/gcc.dg/20050825-1.c: New testcase.
2016 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2017 Jan Hubicka <jh@suse.cz>
2019 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2021 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2023 PR tree-optimization/23546
2024 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2027 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2029 * params.def (PARAM_MIN_SPEC_PROB): New.
2030 * sched-rgn.c (MIN_PROBABILITY): Delete.
2031 (compute_trg_info): Convert to PARAM_VALUE.
2032 * doc/invoke.texi (param): Document min-spec-prob.
2034 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2036 * config/darwin.h: define __PIC__
2037 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2038 TARGET_OS_CPP_BUILTINS macro.
2040 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2042 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2045 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2047 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2049 * cfghooks.c (duplicate_block): Added position where to place
2050 new block as argument.
2051 * cfghooks.h (duplicate_block): Declaration changed.
2052 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2054 * cfglayout.h (copy_bbs): Declaration changed.
2055 * cfgloop.h (loop_version): Declaration changed.
2056 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2057 position to copy_bbs.
2058 (loop_version): Pass position to duplicate_loop_to_header_edge.
2059 Add place_after argument and position new blocks according to
2061 * modulo-sched.c (sms_schedule): Pass place_after argument
2063 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2064 * tree-cfg.c (split_edge_bb_loc): New function.
2065 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2066 to determine position of new blocks.
2067 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2069 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2070 argument to duplicate_block.
2071 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2072 Pass position to copy_bbs.
2074 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2076 * fold-const.c (ptr_difference_const): Use
2077 cst_and_fits_in_hwi instead of host_integerp.
2079 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2081 * config/darwin.c (gen_pic_offset): New.
2082 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2085 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2087 PR tree-optimization/23486
2088 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2090 2005-08-23 Phil Edwards <phil@codesourcery.com>
2092 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2093 remove use_collect2.
2094 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2096 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2097 configuration files to override the default value.
2099 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2100 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2101 * config/vx-common.h: New file, split out from...
2102 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2103 * config/vxworksae.h: New file, for VxWorks AE.
2104 * config/vxworks.opt: New file.
2105 * config/vxlib.c: Update for VxWorks 6.
2107 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2108 other MULTILIB_* variables appropriately.
2109 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2110 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2111 * config/rs6000/vxworks.h: Update for VxWorks 6.
2112 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2114 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2117 * config/darwin.c (machopic_select_section): Remove the hack to
2118 mark "::operator new" and "::operator delete" for coalescing
2119 even though they are not weak.
2121 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2123 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2124 * configure: Regenerate.
2126 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2129 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2131 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2132 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2135 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2137 * config/rs6000/predicates.md (equality_operator): New.
2138 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2139 comparison with a large constant.
2141 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2143 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2145 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2147 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2148 registers is even, and we have a hardware double precision fp,
2150 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2151 size of current argument when checking if argument was passed in
2154 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2157 * stor-layout.c (finalize_type_size): Dont override
2158 existing alignment with a smaller alignment from the mode.
2160 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2162 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2163 * lambda.h (lambda_vector_lexico_pos): ... here.
2164 * tree-data-ref.c (build_classic_dist_vector): Return false when
2165 the distance vector is lexicographically negative.
2167 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2169 PR tree-optimization/23511
2170 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2171 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2173 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2175 PR tree-optimization/22043
2176 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2177 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2178 If ALLOW_FLEXARR, handle types ending with flexible array member.
2179 Pass false as second argument to recursive count_type_elements calls.
2180 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2181 argument to count_type_elements call.
2182 * tree-sra.c (decide_block_copy): Likewise.
2183 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2184 for a constant-sized object, set cleared as well. Pass true as
2185 second argument to count_type_elements call.
2187 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2190 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2191 from legitimate_small_data_p, and make global. Update use.
2192 Remove forward declaration.
2193 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2195 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2197 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2199 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2200 of scratch intermediates.
2201 (eq<mode>_compare): Same.
2202 (neg_eq0<mode>): New.
2203 (neg_eq<mode>): Convert to define_insn_and_split.
2205 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2208 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2209 stdarg functions, set/clear the fp marker even when no variable
2211 * config/rs6000/sysv4.opt (mprototype): Describe.
2213 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2215 PR rtl-optimization/23478
2216 * regs.h (reg_info): Add throw_calls_crossed.
2217 (REG_N_THROWING_CALLS_CROSSED): Define.
2218 * flow.c (allocate_reg_life_data): Initialize
2219 REG_N_THROWING_CALLS_CROSSED.
2220 (propagate_one_insn, attempt_auto_inc): Update
2221 REG_N_THROWING_CALLS_CROSSED.
2222 * global.c (global_alloc): Don't allocate pseudos across
2223 calls that may throw.
2225 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2228 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2229 value is inbetween the range if we did not find an exact match.
2231 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2233 * doc/invoke.texi (Option Summary): Add ms1 options.
2234 * doc/extend.texi: Document interrupt handler attribute for ms1.
2235 * doc/md.texi: Document ms1 constraints.
2236 * config.gcc: Add ms1-*-elf.
2237 * config/ms1/ms1.h: New.
2238 * config/ms1/ms1.c: New.
2239 * config/ms1/ms1.md: New.
2240 * config/ms1/ms1-protos.h: New.
2241 * config/ms1/ABI.txt: New.
2242 * config/ms1/crti.asm: New.
2243 * config/ms1/crtn.asm: New.
2244 * config/ms1/lib2extra-funcs.c: New.
2245 * config/ms1/t-ms1: New.
2246 * config/ms1/ms1.opt: New.
2248 2005-08-22 Ira Rosen <irar@il.ibm.com>
2250 * config/rs6000/altivec.md (xorv4sf3): New.
2251 (negv4sf2, neg<mode>2): Likewise.
2253 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/ia64/ia64.md (divsi3): Check divide by zero.
2257 (udivsi3): Likewise.
2259 (udivdi3): Likewise.
2261 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2263 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2264 up to elem_bitsize bits, not max_bitsize.
2266 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2268 PR tree-optimization/23433
2269 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2270 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2272 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2274 PR tree-optimization/23434
2275 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2276 the iteration bound is not an INTEGER_CST.
2278 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2280 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2281 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2282 NULL if need_epilog_adjust is false.
2283 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2284 Case 3 always peels first itration, not just for PLUS case, and no need
2285 to use scalar_initial_def here. Create an epilog adjustment only if
2286 scalar_initial_def is not NULL.
2288 (vectorizable_reduction): Remove assert.
2290 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2293 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2294 (__moddi3): Likewise.
2295 (__udivdi3): Likewise.
2296 (__umoddi3): Likewise.
2297 (__divsi3): Likewise.
2298 (__modsi3): Likewise.
2299 (__udivsi3): Likewise.
2300 (__umodsi3): Likewise.
2302 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2304 * tree-pass.h (TDF_GRAPH): Define.
2305 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2306 * passes.c (finish_optimization_passes): Only call
2307 finish_graph_dump_file if TDF_GRAPH is set.
2308 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2309 NULL. Set TDF_GRAPH bit.
2310 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2312 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2314 * arm.h (arm_stack_offsets): Add locals_base field.
2315 * arm.c (arm_get_frame_offsets): Compute it.
2316 (thumb_compute_initial_elimination offset): Make the Thumb frame
2317 pointer point to the base of the local variables.
2318 (thumb_expand_prologue): Update accordingly.
2319 (thumb_expand_epilogue): Likewise.
2321 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2322 mode of clobbered scratch to DImode. Handle a case that's known to
2325 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2327 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2328 (gt0<mode>_compare): Delete.
2329 (neg_gt0<mode>): Delete.
2331 2005-08-19 Eric Christopher <echristo@apple.com>
2333 * optabs.h: Change CTI_ to COI_.
2336 2005-08-19 James E Wilson <wilson@specifix.com>
2338 * builtins.c (expand_builtin_return_addr): Set
2339 current_function_accesses_prior_frames when count != 0. Use
2340 frame_pointer_rtx when count == 0.
2341 * function.h (struct function): Add accesses_prior_frames field.
2342 (current_function_accesses_prior_frames): Define.
2343 * reload1.c (init_elim_table): Check
2344 current_function_accesses_prior_frames.
2345 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2347 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2349 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2350 indicator. Return true if the flowgraph changed during
2353 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2356 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2357 conditional expression before testing its value.
2359 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2361 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2363 2005-08-19 Devang Patel <dpatel@apple.com>
2365 PR tree-optimization/23048
2366 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2367 third parameter. Check whether latch is dominated by exit
2369 (if_convertible_loop_p): Supply exit block itself to
2370 if_convertible_bb_p.
2372 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2375 * arm.md (arm_load_pic_register): Change argument to the mask of
2376 saved registers. Call thumb_find_work_register if we need a
2377 scratch register on Thumb.
2378 (arm_expand_prologue): Pass empty register set to
2379 arm_load_pic_register.
2380 (thumb_expand_prologue): Pass live_regs_mask directly to
2381 arm_load_pic_register.
2382 * arm-protos.h (arm_load_pic_register): Update prototype.
2384 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2386 * sh.c (find_sole_member): New function.
2387 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2388 if the record's alignment is larger than the size of its only member.
2390 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2393 * arm.c (thumb_legitimize_reload_address): New function.
2394 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2395 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2397 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2399 * config/crx/crx.c: Implement crx_decompose_address. Reject
2400 symbolic displacements since CRX register relative adressing
2401 mode can't handle unsigned 32-bit values as displacements.
2402 * config/crx/crx.h: Simplify definitions, remove redundant
2403 parenthesis and obsolete macros.
2404 * config/crx/crx.opt: Add new switch for debugging addresses.
2405 * config/crx/crx-protos.h: Add new declarations for above.
2407 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2410 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2413 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2415 * collect2.c (dup2): Delete.
2416 * configure.ac: Don't check for dup2.
2418 * config.in, configure: Regenerate.
2420 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2422 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2423 record with the type of its only member.
2425 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2427 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2428 define_insn_and_split.
2429 (plus_ltu<mode>_compare): Same.
2430 (gtu<mode>_compare): Same.
2431 (plus_gtu<mode>_compare): Same.
2433 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2435 PR tree-optimization/22228
2436 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2438 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2439 are recorded in vect_vnames_to_rename for renaming.
2440 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2441 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2442 in vect_vnames_to_rename.
2443 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2444 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2446 2005-08-18 Jan Hubicka <jh@suse.cz>
2449 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2450 info only for local statics, not for member variables.
2452 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2454 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2456 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2458 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2460 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2463 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2465 2005-08-17 James E Wilson <wilson@specifix.com>
2467 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2470 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2472 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2473 (leu<mode>_compare): Same.
2474 (plus_leu<mode>): Same.
2475 (neg_leu<mode>): Same.
2476 (and_neg_leu<mode): Same.
2477 (ltu<mode>_compare): Same.
2478 (plus_ltu<mode>): Same.
2480 (geu<mode>_compare): Same.
2481 (plus_geu<mode>): Same.
2482 (neg_geu<mode>): Same.
2483 (and_neg_geu<mode>): Same.
2484 (plus_gt<mode>): Same.
2485 (gtu<mode>_compare): Same.
2486 (plus_gtu<mode>): Same.
2488 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2490 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2491 Move call_table_data to end. Delete spurious .text.
2492 (callt_save_all_interrupt): Fix comment typo.
2494 2005-08-17 James E Wilson <wilson@specifix.com>
2495 Kevin Winchester <winchester@amirix.com>
2498 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2500 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2503 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2504 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2506 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2508 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2509 record with the type of its only member if the modes don't match.
2511 * varasm.c (decode_reg_name): Skip empty additional register names.
2513 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2515 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2516 lsm_tmp_name_length): New.
2517 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2518 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2520 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2521 Andreas Krebbel <krebbel1@de.ibm.com>
2523 * config.gcc: Added z9-109 switch.
2524 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2525 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2526 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2527 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2528 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2529 for "z9_109" cpu attribute.
2530 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2531 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2532 (s390_handle_arch_option): Added z9-109 switch.
2533 (override_options): Set respective cost function for z9-109.
2534 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2535 (legitimate_reload_constant_p): Accept extended immediates.
2536 (print_operand): Three new output modifiers added: k, m and o.
2537 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2538 (s390_output_mi_thunk): Use extended immediate when possible.
2539 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2540 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2541 (CONSTRAINT_LEN): Added length of O constraint.
2542 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2543 * config/s390/s390.md ("cpu"): New value z9_109 added.
2544 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2545 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2546 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2547 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2548 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2549 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2550 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2551 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2552 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2553 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2554 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2555 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2556 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2557 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2558 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2560 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2561 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2562 insns for TARGET_EXTIMM.
2564 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2566 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2568 2005-08-17 Nick Clifton <nickc@redhat.com>
2570 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2571 Call default_encode_section_info.
2573 2005-08-17 Steven Bosscher <stevenb@suse.de>
2575 PR tree-optimization/21574
2576 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2577 constant, return CONSTANT.
2578 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2579 (ccp_fold, visit_assignment): Likewise.
2580 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2582 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2584 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2585 fold_buildN instead of buildN then fold_initializer or fold.
2586 (build_unary_op): Likewise.
2587 (build_binary_op): Likewise.
2588 * fold-const.c (fold_initializer): Remove.
2589 (fold_build1_initializer): New function.
2590 (fold_build2_initializer): New function.
2591 (fold_build3_initializer): New function.
2592 * tree.h (fold_initializer): Remove.
2593 (fold_build1_initializer): New function.
2594 (fold_build2_initializer): New function.
2595 (fold_build3_initializer): New function.
2597 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2599 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2600 (try_move_mult_to_index): Call fold_build2 instead of build2.
2601 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2602 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2603 fold_binary_to_constant.
2604 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2606 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2607 check if A == gcd (A, B). Remove TYPE argument.
2608 (analyze_offset) Use fold_build2 instead of fold (build.
2609 (create_data_ref): Likewise.
2610 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2611 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2614 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2616 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2617 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2619 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2622 * gimplify.c (zero_sized_type): New function.
2623 (gimplify_modify_expr_rhs): If we have a zero sized type,
2624 replace the statement with an empty statement.
2626 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2628 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2631 2005-08-16 Ian Lance Taylor <ian@airs.com>
2633 * doc/tm.texi (Label Output): Correct typo.
2635 2005-08-16 Steven Bosscher <stevenb@suse.de>
2638 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2639 force_operand will work later on using have_insn_for.
2641 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2643 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2645 2005-08-16 Ian Lance Taylor <ian@airs.com>
2648 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2649 vector type, don't try to construct it element by element. Add an
2650 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2652 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2654 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2656 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2658 * doc/invoke.texi (Precompiled Headers): Document some more options
2659 which are known to be safe.
2661 2005-08-16 James E Wilson <wilson@specifix.com>
2663 PR tree-optimization/21105
2664 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2665 TREE_OVERFLOW check.
2667 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2669 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2670 (neg_ltu<mode>): Same.
2672 (neg_gtu<mode>): Same.
2674 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2676 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2677 (fold_builtin_isdigit): Use fold_buildN.
2678 (build_function_call_expr): Likewise.
2679 * c-typeck.c (c_finish_loop): Likewise.
2681 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2682 Richard Shann <rshann@superh.com>
2684 PR middle-end/20396:
2685 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2687 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2689 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2691 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2694 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2695 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2698 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2701 * fold-const.c (build_range_check): Disable optimization for function
2702 pointer expressions on targets that require function pointer
2705 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2707 * simplify-rtx.c (simplify_const_relational_operation): When
2708 extracting arguments of a COMPARE, recompute the mode as well.
2710 2005-08-15 Ian Lance Taylor <ian@airs.com>
2712 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2714 2005-08-15 DJ Delorie <dj@redhat.com>
2716 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2718 (movsi_splittable): Allow, but split, moves to the stack.
2719 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2722 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2724 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2725 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2726 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2728 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2729 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2730 Delete HOST_PTR_PRINTF.
2732 * configure, config.in: Regenerate.
2734 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2736 * config/rs6000/rs6000.md (QHSI): New mode macro.
2737 (wd): Extend mode attr for QImode and HImode
2738 (dbits): New mode attr.
2739 (zero_extend<mode>di2): Convert to mode macro.
2741 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2744 * doc/invoke.texi (-mgnu-ld): Update description.
2747 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2750 * Makefile.in (tree-chrec.o): Depends on real.h.
2751 * tree-chrec.c: Include real.h.
2752 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2753 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2754 * tree-scalar-evolution.c (add_to_evolution_1,
2755 interpret_rhs_modify_expr): Ditto.
2757 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2760 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2761 step is negative compute the estimation from init downwards to zero.
2763 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2765 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2767 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2769 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2771 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2772 Accept double-word constants that can be split.
2773 * config/s390/s390.md ("movti"): Use 'P' constraint.
2774 ("*movdi_31", "*movdf_31"): Likewise.
2776 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2778 Fix PR tree-optimization/22615
2780 * tree-ssa-structalias.c (solution_set_add): Handle
2781 first_vi_for_offset returning NULL.
2782 (do_da_constraint): Ditto.
2783 (do_sd_constraint): Ditto.
2784 (do_ds_constraint): Ditto
2785 (find_func_aliases): Ditto.
2786 (build_constraint_graph): RHS is allowed be ANYTHING.
2787 (first_vi_for_offset): Return NULL if we couldn't find anything at
2790 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2792 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2793 over memory as first operand.
2795 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2798 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2799 available for setting it.
2801 2005-08-14 Ira Rosen <irar@il.ibm.com>
2803 PR tree-optimization/23320
2804 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2805 data-refs' types instead of base object nullness. Add check for
2806 pointer type data-refs before first location comparison. Remove
2809 2005-08-14 Andreas Schwab <schwab@suse.de>
2811 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2813 2005-08-13 James E Wilson <wilson@specifix.com>
2815 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2816 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2817 -fstack-protector-all, --param ssp-buffer-size): Document.
2818 (-Wvariadic-macros): Alphabetize.
2819 (-fsched-stalled-insns-dep): Add missing 'f'.
2821 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2824 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2826 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2827 or indirect address operand.
2828 (EXTRA_ADDRESS_CONSTRAINT): New.
2829 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2831 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2833 PR tree-optimization/22236
2834 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2835 successors and predecessors.
2836 * tree-chrec.c (chrec_convert): Before converting, check that
2837 sequences don't wrap.
2838 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2839 (analyze_array): Extern.
2840 (find_data_references_in_loop): Remove call to
2841 compute_estimated_nb_iterations.
2842 * tree-data-ref.h (analyze_array): Declared.
2843 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2844 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2845 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2846 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2848 * tree-ssa-loop-ivcanon.c: Fix documentation.
2849 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2850 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2851 (infer_loop_bounds_from_undefined): New.
2852 (estimate_numbers_of_iterations_loop): Use
2853 infer_loop_bounds_from_undefined.
2854 (used_in_pointer_arithmetic_p): New.
2855 (scev_probably_wraps_p): Pass an extra parameter. Call
2856 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2857 (convert_step): Fix documentation.
2858 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2859 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2860 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2861 scev_probably_wraps_p.
2863 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2865 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2866 (s390_register_info): Ignore clobbered_regs information for fixed
2867 registers, and only fixed registers.
2868 (s390_init_frame_layout): Remove redundant call.
2870 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2872 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2873 description of -Wold-style-casts.
2875 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2876 Jakub Jelinek <jakub@redhat.com>
2878 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2879 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2880 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2881 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2882 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2883 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2884 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2885 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2886 ("stack_protect_set", "stack_protect_test"): New expanders.
2887 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2888 "stack_protect_testdi"): New insn definitions.
2890 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2892 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2894 2005-08-12 Paul Brook <paul@codesourcery.com>
2896 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2898 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2900 * config/s390/predicates.md (setmem_operand): New predicate.
2901 (shift_count_operand): Accept ANDs with special constants as
2903 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2904 with special constants.
2905 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2906 shift_count_operand with setmem_operand.
2908 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2910 * config/s390/s390.c (s390_extract_part, s390_single_part):
2912 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2913 (s390_output_mi_thunk): Don't use lg on 31 bit.
2914 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2915 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2917 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2919 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2920 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2921 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2922 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2923 with one of the new macros.
2925 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2927 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2928 Don't set save_return_addr_p.
2929 (s390_register_info): Make clobbered_regs not depending on
2932 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2934 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2935 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2937 2005-08-11 James E. Wilson <wilson@specifix.com>
2939 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2941 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2943 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2944 locations gathered by var-tracking in single entry loc_list
2945 over loc_descriptor_from_tree.
2947 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2948 pass it down to loc_descriptor.
2949 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2950 (containing_function_has_frame_base): Move earlier in the file.
2951 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2952 instead of always assuming fbreg can't be used.
2954 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2956 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2957 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2958 Accept address wrapped in AND for Altivec.
2959 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2960 Strip AND wrapping offset address for Altivec.
2962 2005-08-11 Richard Henderson <rth@redhat.com>
2965 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2966 before using TYPE_IS_SIZETYPE.
2968 2005-08-11 Richard Henderson <rth@redhat.com>
2971 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2972 insn types not present on ev4.
2973 (alphaev5_insn_pipe): Similarly.
2975 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2978 * arm.c (arm_override_options): If the user has selected callee-super-
2979 interworking, then enable normal interworking.
2981 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2983 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2986 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2988 * doc/rtl.texi: Fix two typos.
2990 2005-08-11 Richard Guenther <rguenther@suse.de>
2993 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2994 cases where we call to/from functions returning void.
2996 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2999 * tree.c (build_pointer_type_for_mode): Robustify.
3001 2005-08-10 James E Wilson <wilson@specifix.com>
3003 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3004 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3006 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3009 2005-08-10 Eric Christopher <echristo@apple.com>
3011 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3012 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3015 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3018 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3019 for the high part when generating dynamic-no-pic code.
3021 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3023 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3024 (x86_64-*-linux*): Likewise.
3026 * config/i386/crtfastmath.c: New file.
3027 * config/i386/t-crtfm: Likewise.
3029 * config/i386/linux.h (ENDFILE_SPEC): New.
3030 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3032 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3035 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3037 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3038 (vec_shl, vec_shr): Document new operations.
3039 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3041 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3043 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3044 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3045 change predicate to indexed_or_indirect_address.
3047 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3049 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3050 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3051 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3052 and __aeabi_uwrite8.
3053 * config/arm/unaligned-funcs.c: New file.
3054 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3056 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3058 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3060 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3061 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3063 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3064 * final.c (pass_shorten_branches): Add dump.
3065 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3066 (pass_life): Rename dump.
3067 (rest_of_handle_flow2): Remove initial verify_flow_info.
3068 * function.c (pass_instantiate_virtual_regs): Add dump.
3069 * integrate.c (pass_initial_value_sets): Add dump.
3070 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3071 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3072 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3073 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3074 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3075 gate_rtl_unrool_and_peel_loops): New.
3076 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3077 rtl_doloop): Do not look at flags.
3078 * mode-switching.c (pass_mode_switching): Add dump.
3079 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3080 pass_split_before_regstack): Add dump.
3081 * regmove.c (pass_stack_adjustments): Add dump.
3082 * tree-optimize.c (pass_fixup_cfg): Add dump.
3084 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3087 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3088 deciding which instruction sequence to use.
3090 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3092 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3093 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3095 2005-08-09 Richard Guenther <rguenther@suse.de>
3097 * c-common.c (builtin_function_2): Remove.
3098 (def_builtin_1): New function.
3099 (c_common_nodes_and_builtins): Use def_builtin_1 to
3100 build builtin functions.
3102 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3104 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3105 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3106 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3109 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3111 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3112 fold_binary instead of fold_build2 since we don't care about the
3114 (loop_niter_by_eval): Likewise.
3115 (compare_trees): Likewise.
3116 (proved_non_wrapping_p): Likewise.
3118 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3122 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3123 if the if is really empty.
3125 2005-08-09 Steven Bosscher <stevenb@suse.de>
3127 PR tree-optimization/23234
3128 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3129 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3130 argument of the new enum.
3131 (execute_cse_reciprocals): Add reciprocals for function arguments
3132 on the unique successor edge of the entry block. Update other calls
3133 to execute_cse_reciprocals_1.
3135 2005-08-08 Richard Henderson <rth@redhat.com>
3138 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3140 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3142 * expr.c (write_complex_part): Return after handling MEM.
3144 2005-08-08 Josh Conner <jconner@apple.com>
3146 PR rtl-optimization/23241
3147 * combine.c (simplify_comparison): Fix error in determining
3148 whether to lift a subreg from comparison.
3150 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3153 * config/rs6000/altivec.md (vec_init<mode>): New.
3154 (vec_set<mode>): New.
3155 (vec_extract<mode>): New.
3156 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3157 (rs6000_expand_vector_set): New.
3158 (rs6000_expand_vector_extract): New.
3159 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3160 for Altivec modes before reload.
3161 (altivec_expand_vec_init_builtin): New.
3162 (get_element_number): New.
3163 (altivec_expand_vec_set_builtin): New.
3164 (altivec_expand_vec_ext_builtin): New.
3165 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3167 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3169 * config/rs6000/rs6000.h (rs6000_builtins): Add
3170 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3171 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3172 * config/rs6000/rs6000-protos.h: Declare new functions.
3174 2005-08-08 Jan Hubicka <jh@suse.cz>
3176 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3177 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3178 * i386.md (movdi*): Use pic_32bit_operand.
3179 * predicates.md (pic_32bit_operand): New.
3181 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3184 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3186 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3188 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3189 (test_for_singularity): Use fold_build2.
3191 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3193 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3195 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3197 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3198 (COMMON_ASM_OP) Define.
3199 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3200 (ix86_encode_section_info): Likewise.
3201 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3202 SUBTARGET_ENCODE_SECTION_INFO.
3204 2005-08-06 Richard Henderson <rth@redhat.com>
3207 * tree-nested.c (convert_local_reference): Save and restore val_only
3208 around component_ref and friends. Clear walk_subtrees by default.
3210 2005-08-06 Peter O'Gorman <peter@pogma.com>
3213 * gcc.c (process_command): Check the argument to -b has a dash.
3214 * doc/invoke.texi: Update -b and -V docs.
3216 2005-08-06 James E Wilson <wilson@specifix.com>
3218 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3220 2005-08-06 Michael Matz <matz@suse.de>
3222 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3223 member only if only one insn is associated with the value.
3225 2005-08-06 Nick Clifton <nickc@redhat.com>
3227 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3229 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3230 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3231 Check symbol flags instead of symbol name mangling.
3232 (xstormy16_asm_output_aligned_common): Likewise. Also
3233 simplify code since the bss100_section cass is the only case
3234 where the below100 code will be triggered.
3235 (xstormy16_encode_section_info): Encode below100 attribute
3236 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3238 (xstormy16_strip_name_encoding): Delete - this function is no
3240 (TARGET_STRIP_NAME_ENCODING): Undefine.
3241 * config/stormy16/stormy16-protos.h: Delete prototype for
3242 xstormy16_strip_name_encoding.
3244 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3246 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3247 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3248 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3249 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3250 config/alpha/predicates.md, config/arc/arc.h,
3251 config/arm/arm.h, config/arm/ieee754-df.S,
3252 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3253 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3254 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3255 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3256 config/m68hc11/m68hc11.h, config/mips/mips.c,
3257 config/mips/mips.h, config/mips/openbsd.h,
3258 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3259 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3260 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3261 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3262 config/sparc/linux.h, config/sparc/linux64.h,
3263 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3264 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3265 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3266 typos. Follow spelling conventions.
3268 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3271 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3272 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3273 specially. Check for side effects only for COND_EXPR.
3274 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3275 return with TREE_NO_WARNING.
3277 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3279 PR rtl-optimization/23233
3280 * loop.c (combine_movables): Require the modes to be the same.
3281 (move_movables): Remove handling of cases where the replacement
3282 had a different mode to the original.
3284 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3286 PR tree-optimization/23128
3287 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3288 subtraction wrap, and set TREE_OVERFLOW if they do.
3290 2005-08-05 Richard Henderson <rth@redhat.com>
3293 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3294 FORCED_LABEL labels.
3296 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3299 * reload.c (find_reloads_subreg_address): Pass down TYPE
3300 unchanged. Change all callers except find_reloads_toplev.
3302 2005-08-05 Michael Matz <matz@suse.de>
3304 * genattrtab.c (current_alternative_string): Remove.
3305 (SIMPLIFY_ALTERNATIVE): Ditto.
3306 (attr_alt_bit_p): Ditto.
3307 (alternative_name): Make const char *.
3308 (evaluate_eq_attr): Remove use of above things.
3309 (simplify_test_exp): Ditto.
3310 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3311 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3313 2005-08-04 James E Wilson <wilson@specifix.com>
3315 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3316 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3317 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3318 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3319 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3321 2005-08-04 Richard Henderson <rth@redhat.com>
3324 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3325 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3326 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3327 if we'd have to instantiate too many members.
3329 2005-08-04 Richard Henderson <rth@redhat.com>
3332 * tree-outof-ssa.c (coalesce_asm_operands): New.
3333 (coalesce_ssa_name): Use it. Split out ...
3334 (coalesce_phi_operands, coalesce_result_decls): ... these.
3336 2005-08-04 Paul Brook <paul@codesourcery.com>
3338 * read-rtl.c (read_quoted_string): Break if EOF.
3340 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3342 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3343 (fold_build2): Likewise.
3344 (fold_build3): Likewise.
3345 (fold_build1_stat): New function prototype.
3346 (fold_build2_stat): Likewise.
3347 (fold_build3_stat): Likewise.
3348 * fold-const.c (fold_build1): Rename to ..
3349 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3350 through to build1_stat.
3351 (fold_build2): Rename to ..
3352 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3353 through to build2_stat.
3354 (fold_build3): Rename to ..
3355 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3356 through to build3_stat.
3358 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3359 Ian Lance Taylor <ian@airs.com>
3361 * function.c (assign_stack_local_1): Do not correct stack slot
3362 address if allocation size is smaller than mode size.
3364 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3367 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3368 (tree_merge_blocks): Propagate anything allowed by
3370 Clarify documentation.
3371 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3372 SSA form, schedule an update if necessary.
3374 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3376 * doc/install.texi (Binaries): Remove broken link to
3377 Sinix/Reliant Unix binaries.
3379 2005-08-03 Richard Henderson <rth@redhat.com>
3382 * function.c (stack_protect_epilogue): Export.
3383 * tree.h (stack_protect_epilogue): Declare.
3384 * calls.c (expand_call): Call it.
3386 2005-08-03 Eric Christopher <echristo@apple.com>
3388 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3389 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3392 2005-08-04 Jan Hubicka <jh@suse.cz>
3394 * profile.c (branch_prob): Split edges with goto locus on them
3395 to get proper line counts.
3396 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3398 2005-08-03 Paul Brook <paul@codesourcery.com>
3400 * function.c (assign_parms): Round current_function_args_size
3401 to PARM_BOUNDARY, not STACK_BOUNDARY.
3403 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3405 * config/i386/i386.c (x86_elf_aligned_common)
3406 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3408 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3410 PR tree-optimization/23157
3411 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3412 before emitting them.
3414 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3416 PR tree-optimization/19899
3417 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3418 * tree-scalar-evolution.c: Include real.h.
3419 (add_to_evolution): Build constant -1 of correct type.
3421 2005-08-03 Jan Hubicka <jh@suse.cz>
3423 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3424 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3425 profile updating for complette unrolling.
3426 * loop-unroll.c (peel_loop_completely): Use it.
3427 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3428 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3431 2005-08-03 Paul Brook <paul@codesourcery.com>
3433 * combine.c (can_change_dest_mode): New function.
3434 (try_combine, simplify_set): Use it.
3436 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3438 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3441 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3443 * doc/install.texi (Specific): Adjust link to openavr.org.
3444 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3445 (Binaries): Adjust HP-UX Porting Center link.
3446 (Binaries): Adjust Free Software Foundation ordering link.
3448 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3450 * convert.c (convert_to_integer): Use fold_build1 instead of
3451 build1 when converting an integer to an integer.
3453 2005-08-02 Richard Henderson <rth@redhat.com>
3455 * combine.c (combine_instructions): Don't use reg_equal/equiv
3456 results if the mode doesn't match.
3458 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3460 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3461 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3463 2005-08-02 Richard Henderson <rth@redhat.com>
3466 * explow.c (memory_address): Remove special-case for
3467 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3469 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3472 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3473 number of calls to cleanup_tree_cfg_1.
3475 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3477 * doc/invoke.texi: document file extensions .F90 and .F95
3479 2005-08-02 Richard Guenther <rguenther@suse.de>
3481 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3482 positive if its first argument is positive.
3484 2005-08-02 Richard Guenther <rguenther@suse.de>
3486 PR tree-optimization/23177
3487 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3490 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3492 PR tree-optimization/23129
3493 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3494 varying for divisions with anti-ranges.
3496 2005-08-02 Jan Hubicka <jh@suse.cz>
3498 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3499 * tree-ssa-threadupdate.c (thread_block): Add it here.
3501 2005-08-01 James E Wilson <wilson@specifix.com>
3503 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3504 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3505 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3507 * config/mips/predicates.md (const_call_insn_operand): Add check for
3508 SYMBOL_REF_LONG_CALL_P.
3509 * doc/extend.texi (long_call): Document the new attribute.
3511 2005-08-01 Ian Lance Taylor <ian@airs.com>
3512 Richard Henderson <rth@redhat.com>
3514 * Makefile.in (RTL_BASE_H): Add real.h.
3515 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3517 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3519 * rtl.c (rtl_check_failed_code_mode): New.
3520 * rtl.h (struct rtx_def): Add u.rv.
3521 (XCMWINT, XCNMPRV): New.
3522 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3523 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3525 2005-08-01 Richard Henderson <rth@redhat.com>
3527 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3528 with auto-inc codes.
3530 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3532 2005-08-01 Jan Hubicka <jh@suse.cz>
3534 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3535 * i386.c: Include dwarf2.h
3536 (asm_preferred_eh_data_format): New.
3537 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3539 2005-08-01 Ian Lance Taylor <ian@airs.com>
3541 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3542 randomize_va_space for virtual address randomization control.
3544 2005-08-01 Steven Bosscher <stevenb@suse.de>
3546 * common.opt (flag_ipa_cp): Put in right place to maintain
3549 2005-08-01 Jan Hubicka <jh@suse.cz>
3551 * profile.c (compute_value_histograms): Fix thinko.
3552 * value-prof.c: Include toplev.h
3553 (check_counter): New function.
3554 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3555 tree_mod_subtract_transform): Add sanity check.
3557 2005-08-01 Richard Guenther <rguenther@suse.de>
3559 PR tree-optimization/23133
3560 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3561 current functions parameter decls to find defs to cse
3564 2005-08-01 Richard Guenther <rguenther@suse.de>
3566 PR tree-optimization/23109
3567 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3568 If trapping math is in effect, use post-dominator information
3569 to check if we'd in any case reach a trapping point before
3570 doing the reciprocal insertion.
3571 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3572 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3573 expressions are invariant only if trapping math is not in effect.
3575 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3577 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3578 cgraph_function_versioning): New declarations.
3579 * cgraphunit.c: Add include to ipa-prop.h.
3580 (update_call_expr, cgraph_copy_node_for_versioning,
3581 cgraph_function_versioning): New functions.
3582 * integrate.c (copy_decl_for_inlining): Remove.
3583 * ipa-prop.h (ipa_replace_map): New struct.
3584 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3585 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3586 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3587 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3588 ipcp_iterate_stage, ipcp_method_scale_print,
3589 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3590 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3591 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3592 ipcp_update_bb_counts, ipcp_update_profiling,
3593 ipcp_update_edges_counts): New functions.
3594 (ipcp_method_cval_init): Remove restriction regarding local methods.
3595 (ipcp_init_stage): Add ipcp_method_compute_scale.
3596 (ipcp_insert_stage): Add versioning.
3597 (ipcp_structures_print): Add ipcp_method_scale_print.
3598 (ipcp_driver): Dump profiling info.
3599 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3600 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3601 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3602 (struct inline_data): Add versioning_p, ipa_info, new fields.
3603 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3604 declare_return_variable): Replace calls to copy_decl_for_inlining with
3606 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3608 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3609 Add argument VERSIONING.
3610 (copy_arguments_for_versioning, copy_static_chain,
3611 function_versionable_p, tree_versionable_function_p,
3612 tree_function_versioning, replace_ref_tree): New functions.
3613 * tree-inline.h: Include varray.h.
3614 (tree_versionable_function_p, tree_function_versioning,
3615 tree copy_decl_for_dup): New declarations.
3617 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3619 * ipa-cp.c: New file. Contains IPCP specific functionality.
3620 * ipa-prop.h: New file. Contains structures/definitions that can be
3621 used by several interprocedural data flow optimizations (and also IPCP).
3622 * ipa-prop.c: New file.
3623 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3624 * common.opt: Add ipa-cp flag.
3625 * timevar.def: Add IPCP optimization.
3626 * tree-optimize.c (init_tree_optimization_passes): Schedule
3628 * tree-pass.h (pass_ipa_cp): Declare.
3630 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3632 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3633 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3634 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3635 config/i386/i386.c, config/mips/mips.h,
3636 config/rs6000/rs6000.h, config/sh/sh.c,
3637 config/stormy16/stormy16.c: Fix comment typos.
3639 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3642 * c-typeck.c (build_binary_op): Use common_type wrapper on
3644 (common_type): Update comment.
3646 2005-07-31 Steven Bosscher <stevenb@suse.de>
3649 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3650 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3651 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3653 2005-07-31 Jan Hubicka <jh@suse.cz>
3655 * pretty-print.h (pp_widest_integer): New macro.
3656 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3659 2005-07-31 Jan Hubicka <jh@suse.cz>
3661 * output.h (enum section_category): Export from varasm.c
3662 (categorize_decl_for_section): Likewise.
3663 * varasm.c (enum section_category): Kill.
3664 (categorize_decl_for_section): Make global.
3665 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3667 * i386.c (ix86_section_threshold): New static variable.
3668 (ix86_in_large_data_p, ix86_encode_section_info,
3669 x86_64_elf_unique_section,
3670 x86_64_elf_select_section): New functions.
3671 (TARGET_ENCODE_SECTION_INFO): Define
3672 (override_options): Enable medium model for PIC.
3673 (ix86_expand_prologue): Expand gen_set_got_rex64.
3674 (legitimate_constant_p): Handle new UNSPECs.
3675 (legitimate_pic_address_disp_p): Likewise.
3676 (legitimize_pic_address): Lower MEDIUM model addressing.
3677 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3678 (enum cmodel): Add MEDIUM_PIC.
3679 (SYMBOL_REF_FAR_ADDR_P): New macro.
3680 (SYMBOL_FLAG_FAR_ADDR): New flag.
3681 * i386.md (movdi): Support medium model.
3682 (set_got_rex64): New pattern.
3683 * i386.opt (mlarge-data-threshold): New flag.
3684 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3685 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3686 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3687 TARGET_ASM_UNIQUE_SECTION): New.
3689 * invoke.texi (-mlarge_data_threshold): Document
3691 2005-07-31 Jan Hubicka <jh@suse.cz>
3693 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3694 (coalesce_vars): Likewise.
3695 * tree-ssa-live.c (coalesce_cost): New.
3696 (build_tree_conflict_graph): Use coalesce_cost.
3697 * tree-ssa-live.h (coalesce_cost): Declare.
3699 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3701 * arm.md (all peepholes for post-increment operations): Delete.
3702 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3703 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3704 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3705 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3706 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3708 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3710 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3713 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3716 * doc/invoke.texi: Document -rdynamic.
3718 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3721 * c-parser.c (c_parser_parms_list_declarator): Call
3722 mark_forward_parm_decls.
3723 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3724 decls with visibility structure.
3726 2005-07-30 Paul Brook <paul@codesourcery.com>
3728 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3730 2005-07-30 Paul Brook <paul@codesourcery.com>
3732 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3734 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3736 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3738 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3741 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3742 nested function declarators.
3743 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3744 (grokparms): Call warn_if_shadowing for parameters used within the
3746 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3747 not used within the parameter list.
3748 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3750 2005-07-30 Jan Hubicka <jh@suse.cz>
3752 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3753 * i386.c (ix86_fixup_binary_operands): Likewise.
3754 (ix86_expand_unary_operator): Likewise.
3755 (ix86_expand_fp_absneg_operator): Likewise.
3756 * optabs.c (expand_vec_cond_expr): Validate dest.
3758 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3761 * real.c (real_from_string): Also set last bit if there is a
3762 nonzero hex digit beyond GCC's internal precision after ".".
3764 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3766 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3767 define_constants. Change duplicate values to unassigned numbers.
3768 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3769 (*altivec_vspltsf): New.
3770 (altivec_vperm_v4sf): Delete.
3771 (altivec_vperm_<mode>): Use mode macro V.
3772 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3773 (altivec_predicate_v4sf): Delete.
3774 (altivec_predicate_<mode>): Use mode macro V.
3775 (*altivec_lvesfx): New.
3776 (*altivec_stvesfx): New.
3777 (vec_realign_load_v4sf): Delete.
3778 (vec_realign_load_<mode>): Use mode macro V.
3779 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3782 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3785 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3787 * configure: Regenerated.
3789 2005-07-29 Paul Brook <paul@codesourcery.com>
3791 * doc/install.texi: Add link to GFortran binaries wiki page.
3793 2005-07-29 David Ung <davidu@mips.com>
3795 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3796 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3797 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3798 * config/mips/mips.md (cpu): Add 5kf name.
3799 (includes): Includes 5k.md.
3800 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3801 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3804 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3807 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3808 (cleanup_tree_cfg): ... here.
3809 Call cleanup_tree_cfg_1 until there are no more cleanups to
3812 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3814 * tree-vrp.c (compare_range_with_value): Return true or false
3815 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3816 EQ_EXPR respectively.
3818 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3820 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3823 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3825 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3826 (tree_ssa_dominator_optimize): Increment it.
3827 (dump_dominator_optimization_stats): Print it.
3829 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3830 Steven Bosscher <stevenb@suse.de>
3832 PR rtl-optimization/23117
3833 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3834 when head == tail. Tidy comment.
3836 2005-07-28 Richard Henderson <rth@redhat.com>
3838 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3839 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3840 * jump.c (rtx_renumbered_equal_p): Likewise.
3841 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3842 CONST_INT and CONST_DOUBLE.
3843 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3844 * reload.c (operands_match_p): Special case CONST_INT and
3845 CONST_DOUBLE; check mode earlier.
3847 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3850 * c-typeck.c (convert_for_assignment): Do not check
3851 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3853 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3856 * c-typeck.c (composite_type): Prefer constant size arrays to
3859 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3862 * real.c (real_from_string): Set last bit if there is a nonzero
3863 hex digit beyond GCC's internal precision.
3865 2005-07-28 Richard Henderson <rth@redhat.com>
3868 * cfgcleanup.c (try_forward_edges): Watch out for end of
3871 2005-07-28 James E Wilson <wilson@specifixinc.com>
3874 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3876 2005-07-28 Jan Hubicka <jh@suse.cz>
3878 * Makefile.in (rtl-profile.o): Kill all traces of it.
3879 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3880 * coverage.h (rtl_coverage_counter_ref): Kill.
3881 * opts.c (flag_speculative_prefetching_set): Kill.
3882 (flag_loop_optimize_set): New.
3883 (common_handle_option): Disable loop optimizer when profiling;
3884 do not handle speculative prefetching.
3885 * passes.c (init_optimization_passes): Replace pass_profiling combo
3886 by branch_prob pass.
3887 * profile.c (compute_value_histograms): Update for simplified value
3889 (rtl_register_profile_hooks): Kill.
3890 (pass_profiling): Kill.
3891 (rest_of_handle_branch_prob): Do not profile.
3892 * toplev.c (process_options): Remove speculative prefetching.
3893 * toplev.h (flag_tree_based_profiling): Kill.
3894 * tree-profile.c (prepare_instrumented_value,
3895 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3896 tree_gen_one_value_profiler, do_tree_profiling): Update for
3897 simplified datastructures.
3898 * value-prof.c: Add comment that speculative prefetching was dropped;
3899 update rest of file for simplified datastructures.
3900 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3901 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3902 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3903 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3904 rtl_mod_subtract, gen_speculative_prefetch,
3905 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3906 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3907 (gate_handle_value_profile_transformations,
3908 rest_of_handle_value_profile_transformations,
3909 pass_value_profile_transformations): Kill.
3910 * value-prof.h (histogram_value_t): Remove IL based unions.
3911 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3912 rtl_profile_hooks): Remove hooks.
3914 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3916 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3917 (cgraph_clone_node): Likewise.
3918 * cgraph.h (cgraph_clone_edge): Update prototype.
3919 (cgraph_clone_node): Likewise.
3920 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3922 (lookup_recursive_calls): Consider profile.
3923 (cgraph_decide_recursive_inlining): Fix updating; use new
3924 probability argument; use profile.
3925 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3926 * tree-inline.c (copy_bb): Update clal of clone_edge.
3927 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3929 * invoke.texi (min-inline-recursive-probability): Document.
3931 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3933 * doc/install.texi (Configuration): Update Valgrind homepage.
3935 2005-07-28 Richard Henderson <rth@redhat.com>
3938 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3939 labels we want to delete.
3940 (cfg_layout_merge_blocks): Likewise.
3942 2005-07-28 Richard Henderson <rth@redhat.com>
3945 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3946 when expanding to nothing.
3948 2005-07-28 Josh Conner <jconner@apple.com>
3950 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3951 (cgraph_decide_inlining_of_small_functions): Likewise.
3953 2005-07-28 Josh Conner <jconner@apple.com>
3955 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3956 direction of badness if negative.
3957 (cgraph_default_inline_p): Add reason to parameters, and assign it
3959 (cgraph_decide_inlining_of_small_functions): New parameter in call
3960 to cgraph_default_inline_p.
3961 (cgraph_decide_inlining_incrementally): Likewise.
3962 * cgraphunit.c (decide_is_function_needed): Likewise.
3963 * cgraph.h (cgraph_default_inline_p): Likewise.
3965 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3967 * builtins.c: Fix comment typo(s).
3968 * genautomata.c: Likewise.
3969 * gimplify.c: Likewise.
3970 * tree-dfa.c: Likewise.
3971 * tree-flow-inline.h: Likewise.
3972 * tree-into-ssa.c: Likewise.
3973 * tree-ssa-alias.c: Likewise.
3974 * tree-ssa-ccp.c: Likewise.
3975 * tree-ssa-copy.c: Likewise.
3976 * tree-ssa-dce.c: Likewise.
3977 * tree-ssa-dom.c: Likewise.
3978 * tree-ssa-operands.c: Likewise.
3979 * tree-tailcall.c: Likewise.
3980 * tree-vectorizer.c: Likewise.
3981 * tree-vrp.c: Likewise.
3984 2005-07-28 Jeff Law <law@redhat.com>
3986 * tree-vrp.c (test_for_singularity): Extracted from ...
3987 (simplify_cond_using_ranges): Attempt to simplify a relational
3988 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3990 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3992 PR tree-optimization/22506
3993 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3994 phis whose argument is constant.
3996 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3998 PR rtl-optimization/18992
3999 Back out this patch:
4000 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4001 PR optimization/12142
4002 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4003 uses of the register in the SET_SRC. Remove unnecessary argument.
4005 Replace it with this:
4006 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4007 if flag_non_call_exceptions is set and the insn may trap, pass
4008 pc_rtx as dest for recursion.
4009 In SET_SRC part of SET case, if dest is already set, pass it down
4012 2005-07-28 Jan Hubicka <jh@suse.cz>
4014 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4015 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4016 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4018 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4019 profile when available.
4021 2005-07-28 Jan Beulich <jbeulich@novell.com>
4023 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4024 (ia64_print_operand): Describe and handle 'X'.
4025 (ia64_register_move_cost): Also handle FP_REGS.
4026 (ia64_preferred_reload_class): Likewise.
4027 (ia64_secondary_reload_class): Likewise.
4028 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4029 it. Also check for ITANIUM_CLASS_FLDP.
4030 * config/ia64/ia64.h (FP_REGNO_P): New.
4031 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4032 (reg_class): Add FP_REGS.
4033 (REG_CLASS_NAMES): Adjust for it.
4034 (REG_CLASS_CONTENTS): Likewise.
4035 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4036 (REG_CLASS_FROM_LETTER): Handle 'x'.
4037 (CLASS_MAX_NREGS): Handle FP_REGS.
4038 (MEMORY_MOVE_COST): Likewise.
4039 * config/ia64/ia64.md (itanium_class): Add fldp.
4040 (type): Handle fldp.
4041 (movti_internal): More allowable operand combinations. Use ldfp8 when
4042 splitting unnecessary. Remove predicable attribute. Adjust
4043 itanium_class attribute.
4044 (smuldi3_highpart): Remove outdated comment.
4045 (mulditi3, umulditi3, rotlti3): New expanders.
4046 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4047 (absti2): Disabled new insn for future reference.
4048 Respective new splitters.
4049 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4050 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4051 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4053 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4055 PR rtl-optimization/23047
4056 * simplify-rtx.c (simplify_const_relational_operation): Respect
4057 flag_wrapv for comparisons with ABS.
4059 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4061 PR tree-optimization/22493
4062 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4063 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4065 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4067 * config/frv/frv.opt (moptimize-membar): New.
4069 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4071 * config/frv/frv.h: Remove machine_function definition.
4073 * config/frv/frv.c (struct frv_io): New.
4074 (struct machine_function): Moved from frv.h. Add has_membar_p.
4075 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4076 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4077 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4078 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4079 (frv_reorg): Call frv_optimize_membar when appropriate.
4080 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4081 (frv_expand_builtin): Adjust calls accordingly.
4082 (frv_io_address_cookie): New function.
4083 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4084 load or store rather than a special insn. Add ccnstant address and
4085 io-type operands to the membar.
4086 (frv_ifcvt_modify_tests): Unsign regno.
4087 (frv_ifcvt_modify_tests): Same.
4089 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4090 UNSPEC_OPTIONAL_MEMBAR constant.
4091 (builtin_read_<mode>): Delete.
4092 (builtin_write_<mode>): Delete.
4093 ("optional_membar_<mode>"): Add operand.
4095 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4096 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4097 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4098 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4099 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4100 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4101 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4102 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4103 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4105 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4107 * df.c (df_uses_record): Handle SCRATCH.
4109 2005-07-28 Steven Bosscher <stevenb@suse.de>
4112 * passes.c (rest_of_decl_compilation): If decl is a type and
4113 we have encountered errors, don't emit debug information.
4115 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4117 * params.def: Fixed comment.
4119 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4122 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4123 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4124 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4126 2005-07-27 Steven Bosscher <stevenb@suse.de>
4129 * varasm.c (assemble_start_function): Don't do anything that may
4130 require a CFG if the current function is a thunk.
4132 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4134 * doc/install.texi (Prerequisites): Mention that perl is needed
4135 to do export control in libstdc++ targetting Darwin.
4137 2005-07-27 Steven Bosscher <stevenb@suse.de>
4139 PR rtl-optimization/17808
4140 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4141 (sched_insns_conditions_mutex_p): Split out from...
4142 (add_dependence): ...here. But don't call it from here.
4143 (add_dependence_list): Check sched_insns_conditions_mutex_p
4144 before calling add_dependence.
4145 (add_dependence_list_and_free): Likewise.
4146 (fixup_sched_groups): Likewise.
4147 (sched_analyze_1): Likewise.
4148 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4149 (sched_analyze): Likewise.
4150 (sched_analyze_insn): Likewise.
4151 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4152 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4153 dependencies on all COND_EXEC insns to jumps ending basic blocks
4154 when doing intrablock scheduling.
4155 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4157 2005-07-27 Jeff Law <law@redhat.com>
4159 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4160 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4161 equivalency sets, correctly handle the case were vr0 has an
4162 equivalency set, but vr1 does not.
4164 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4166 PR tree-optimization/23073
4167 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4168 vect_print_dump_info before fprintf.
4170 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4172 PR tree-optimize/22348
4173 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4174 Fold the partial computation.
4176 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4178 PR tree-optimization/22325
4179 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4181 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4183 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4184 (force_var_cost): ... this function.
4185 (compute_phi_arg_on_exit): Export.
4187 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4189 PR tree-optimization/20773
4190 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4193 2005-07-27 Richard Guenther <rguenther@suse.de>
4195 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4196 Avoid pushing again if current struct contains only
4197 fields we decomposed.
4199 2005-07-27 Jan Hubicka <jh@suse.cz>
4201 PR tree-optimization/22574
4202 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4205 * tree-tailcall.c (decrease_profile): New function.
4206 (eliminate_tail_call): Use it.
4208 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4209 visibility flags correctly in whole program mode.
4211 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4213 PR rtl-optimization/22472
4214 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4216 2005-07-26 Steven Bosscher <stevenb@suse.de>
4218 PR tree-optimization/22504
4219 * tree-complex.c (expand_complex_addition): Use 'code' instead
4220 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4222 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4224 * config.gcc (cpu_type): Add frv case.
4225 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4226 (supported_defaults): Add fr550 case.
4228 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4231 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4232 whether a pointer of type T * may point to objects of type T *.
4234 2005-07-26 DJ Delorie <dj@redhat.com>
4236 * configure: Regenerate.
4238 2005-07-26 Dale Johannesen <dalej@apple.com>
4240 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4242 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4244 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4245 Clarify use of "build" in name.
4247 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4249 * doc/extend.texi (Raw read/write Functions): New section.
4250 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4251 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4252 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4253 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4254 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4255 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4256 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4257 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4258 * config/frv/frv.c: Add bdesc_loads global.
4259 Add bdesc_stores global.
4260 (frv_init_builtins): Add support for __builtin_{read/write}*.
4261 (frv_volatile_memref): New.
4262 (frv_expand_load_builtin): New.
4263 (frv_expand_store_builtin): New.
4264 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4265 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4266 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4267 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4268 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4269 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4270 (builtin_read_<mode>): New.
4271 (builtin_write_<mode>): New.
4272 (builtin_write64): New.
4273 (optional_membar_<mode>): New.
4275 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4277 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4278 (rather than units) against HOST_BITS_PER_WIDE_INT.
4280 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4282 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4283 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4284 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4285 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4288 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4289 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4290 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4292 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4294 2005-07-26 Richard Guenther <rguenther@suse.de>
4296 PR tree-optimization/22486
4297 * fold-const.c (fold_unary): Fold away useless component
4298 references of the form (T *)&T.x, if the address
4301 2005-07-25 James E Wilson <wilson@specifixinc.com>
4303 * dwarf2out.c (add_call_src_coords_attributes): New.
4304 (gen_inlined_subroutine_die): Call it.
4305 (maybe_emit_file, init_file_table): Add comments.
4306 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4308 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4309 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4310 * tree.h (BLOCK_SOURCE_LOCATION): New.
4311 (struct tree_block): New field locus.
4313 2005-07-26 Andreas Schwab <schwab@suse.de>
4315 PR rtl-optimization/23043
4316 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4317 when allocating a struct unoccr.
4319 2005-07-25 Richard Henderson <rth@redhat.com>
4322 * tree-complex.c (gate_no_optimization): True if errors.
4323 * Makefile.in (tree-complex.o): Update dependencies.
4325 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4327 * config/frv/predicates.md (integer_register_operand): Use
4330 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4333 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4335 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4337 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4339 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4340 types when flag_unsafe_math_optimizations is true.
4342 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4344 * gcc.c (option_map): Add --sysroot.
4345 (process_command): Handle --sysroot.
4346 (display_help): Document it.
4347 * doc/cppopts.tex (-isysroot): Document.
4348 * doc/invoke.texi (--sysroot): Document.
4349 * doc/install.texi (--with-build-sysroot): Document.
4351 * Makefile.in (inhibit_libc): New variable.
4352 (INHIBIT_LIBC_CFLAGS): Likewise.
4353 (LIBGCC2_CFLAGS): Include
4354 $(INHIBIT_LIBC_CFLAGS).
4355 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4356 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4357 ($(T)crtend.o): Likewise.
4358 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4359 ($(T)crtendS.o): Likewise.
4360 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4361 ($(T)crtendT.o): Likewise.
4362 (stmp-fixinc): Do not complain about missing headers if
4364 * configure.ac (inhibit_libc): Set it to true/false.
4365 (--with-build-sysroot): New option. Use it to set
4367 * configure: Regenerated.
4369 2005-07-25 Manfred Hollstein <mh@suse.com>
4371 * calls.c (store_one_arg): Fix unsigned comparison warning.
4373 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4376 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4377 (ggc_print_statistics): Initialize variable before use.
4379 2005-07-25 Richard Guenther <rguenther@suse.de>
4381 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4382 calling with a PHI_NODE argument.
4384 * tree-flow-inline.h (overlap_subvar): Protect against
4387 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4389 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4390 * configure: Regenerate.
4392 2005-07-25 Ira Rosen <irar@il.ibm.com>
4394 * expr.c (highest_pow2_factor): Make extern.
4395 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4396 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4397 record_array_differ_p, array_ptr_differ_p): Likewise.
4398 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4399 additional cases. Call the above functions.
4400 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4401 base_object_differ_p when there are two base objects. Otherwise, compare
4402 base address and offset. Call may_alias_p.
4403 (dump_data_reference): Use a correct field name.
4404 (analyze_array): Make static. Initialize new data-ref fields.
4405 (analyze_indirect_ref): New function.
4406 (init_data_ref): Initialize new data-ref fields.
4407 (strip_conversion): Moved from tree-vect-analyze.c.
4408 (analyze_offset_expr, get_ptr_offset, address_analysis,
4409 object_analysis): Likewise.
4410 (analyze_offset): New function.
4411 (create_data_ref): Likewise.
4412 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4413 dimensions for ARRAY_REFs only.
4414 (build_classic_dist_vector): Make static.
4415 (access_functions_are_affine_or_constant_p): Call macro to get the
4416 address of access functions.
4417 (compute_all_dependences): Add new parameter
4418 compute_self_and_read_read_dependences. Compute self and read-read
4419 dependences if it is true.
4420 (find_data_references_in_loop): Call create_data_ref. Initialize new
4422 (compute_data_dependences_for_loop): Add new parameter
4423 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4424 compute nb_loops. Call compute_all_dependences,
4425 build_classic_dist_vector and build_classic_dir_vector with correct
4427 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4428 with correct parameters. Compare dimensions for ARRAY_REFs only.
4429 (free_data_refs): Call macro to free access functions.
4430 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4431 fields from stmt_vinfo.
4432 (struct base_object_info): New structure.
4433 (struct data_reference): Move fields to base_object_info. Add fields
4434 first_location and object_info for above structures. Move fields from
4435 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4436 aligned_to. Add macros to access the new fields.
4437 Update functions declarations.
4438 * tree-flow.h (is_aliased_with): Declare.
4439 * tree-loop-linear.c (linear_transform_loops): Call
4440 compute_data_dependences_for_loop with correct parameters.
4441 * tree-ssa-alias.c (is_aliased_with): New function.
4442 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4443 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4444 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4445 vect_base_addr_differ_p, compute_subscript_distance and
4446 build_classic_dist_vector. Add printings. Check absolute value of
4448 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4450 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4451 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4452 to bytes. Add printing.
4453 (vect_compute_data_refs_alignment): Go through loads and stores in one
4455 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4456 vect_analyze_data_ref_access): Likewise.
4457 (vect_analyze_pointer_ref_access): Remove.
4458 (vect_address_analysis, vect_object_analysis): Likewise.
4459 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4460 and analyze data-refs in the loop.
4461 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4462 fields of data-ref instead of stmt. Add init to the offset from the
4464 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4465 (vect_update_init_of_dr): Likewise.
4466 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4467 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4469 (new_loop_vec_info): Initialize new fields.
4470 (destroy_loop_vec_info): Free new fields.
4471 (vect_strip_conversion): Remove.
4472 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4473 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4474 datarefs. Add new field ddrs.
4475 Add macros for the new fields access.
4476 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4477 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4478 Remove their macros.
4479 * tree.h (highest_pow2_factor): Declare.
4481 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4483 * calls.c (store_one_arg): Check for sibling call MEM arguments
4484 from already clobbered incoming argument area.
4486 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4488 * c-common.c (check_missing_format_attribute): New.
4489 * c-common.h (check_missing_format_attribute): Likewise.
4490 * c-typeck.c (convert_for_assignment): Use it.
4492 2005-07-24 Andreas Schwab <schwab@suse.de>
4494 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4495 register use a word move. Correct operand of ext.w in 68000 code.
4497 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4499 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4500 variables as declarations, rather than definitions.
4502 2005-07-24 Ira Rosen <irar@il.ibm.com>
4504 PR tree-optimization/22526
4505 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4508 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4510 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4511 that C99 reserve for future use. Use it to define clog10,
4512 clog10f and clog10l.
4514 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4516 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4517 * configure.ac: Check for -Wmissing-format-attribute.
4519 * configure: Regenerate.
4521 2005-07-23 Richard Henderson <rth@redhat.com>
4523 PR tree-optimization/22623
4524 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4526 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4529 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4531 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4533 * Makefile.in (C_TREE_H): Update dependencies.
4534 * c-tree.h: Include toplev.h.
4535 * diagnostic.h (diagnostic_set_info): Add format attribute.
4536 * rtl-error.c (diagnostic_for_asm): Likewise.
4538 2005-07-23 Chao-ying Fu <fu@mips.com>
4540 * config/mips/mips-dsp.md: New file.
4541 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4542 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4544 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4545 MIPS_BUILTIN_BPOSGE32.
4546 (mips_expand_builtin_direct): Add one parameter to indicate that
4547 builtin functions need to return a value.
4548 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4550 (mips_regno_to_class): Add classes for 12 new DSP registers.
4551 (mips_subword): Change to check four HI registers.
4552 (mips_output_move): Output move to and from 6 new DSP accumulators.
4553 (override_options): Make sure -mdsp and -mips16 are not used together.
4554 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4556 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4558 (print_operand): Add 'q' for printing DSP accumulators.
4559 (mips_cannot_change_mode_class): Check ACC_REGS.
4560 (mips_secondary_reload_class): Check ACC_REGS.
4561 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4562 (mips_register_move_cost): Check ACC_REGS.
4563 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4564 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4565 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4566 (dsp_bdesc): New array.
4567 (bdesc_arrays): Add DSP builtin function table.
4568 (mips_prepare_builtin_arg): Check predicate again after
4570 (mips_expand_builtin): Add one more parameter to
4571 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4572 MIPS_BUILTIN_BPOSGE32.
4573 (mips_init_builtins): Initialize new function types.
4574 (mips_expand_builtin_direct): Check if builtin functions need to
4575 return a value and pass operands properly.
4576 (mips_expand_builtin_bposge): New function.
4577 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4578 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4579 (FIRST_PSEUDO_REGISTER): Increase to 188.
4580 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4581 Update for 12 new DSP registers.
4582 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4583 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4584 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4585 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4586 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4587 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4588 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4589 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4590 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4591 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4592 (REGISTER_NAMES): Add names for 12 new DSP registers.
4593 * config/mips/mips.md: Include mips-dsp.md.
4594 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4595 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4596 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4597 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4598 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4599 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4600 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4601 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4602 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4603 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4604 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4605 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4606 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4607 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4608 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4609 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4610 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4611 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4612 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4613 (UNSPEC_RDDSP): New constants.
4614 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4615 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4617 * config/mips/mips.opt (-mdsp): New option.
4618 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4619 (reg_imm10_operand): New predicates.
4620 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4621 * doc/invoke.texi (-mdsp): Document new option.
4623 2005-07-22 DJ Delorie <dj@redhat.com>
4625 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4627 * tree-inline.c (inlinable_function_p): Likewise.
4629 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4632 * toplev.c (check_global_declarations): Do not mark undefined
4633 variables as DECL_IGNORED_P.
4634 * varasm.c (first_global_object_name): GTY it.
4635 (weak_global_object_name): Likewise.
4636 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4637 a string to go into {weak,first}_global_object_name.
4639 2005-07-22 DJ Delorie <dj@redhat.com>
4641 * c-format.c (check_function_format): Change warning control
4642 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4644 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4646 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4647 &PTR->FLD a dereference of PTR.
4648 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4649 a potential dereference of PTR.
4651 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4653 PR rtl-optimization/20370
4654 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4655 call allocate_reg_info if necessary.
4657 PR rtl-optimization/21848
4658 * calls.c (emit_library_call_value_1): For const functions, add
4659 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4661 PR rtl-optimization/22445
4662 * cselib.c (target.h): Include.
4663 (rtx_equal_for_cselib_p): Allow commutative matches.
4664 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4665 Remove MODE parameter. Changed all callers.
4667 PR rtl-optimization/22258
4668 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4670 (try_combine): Use likely_spilled_retval_p.
4672 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4674 * config.gcc: Add crx-elf support.
4676 * doc/contrib.texi: Mention crx.
4677 * doc/extend.texi: Document crx extensions.
4678 * doc/install.texi: Document crx install.
4679 * doc/invoke.texi: Document crx options.
4680 * doc/md.texi: Document crx constraints.
4682 * config/crx/crx-protos.h: New file.
4683 * config/crx/crx.c: New file.
4684 * config/crx/crx.h: New file.
4685 * config/crx/crx.md: New file.
4686 * config/crx/crx.opt: New file.
4687 * config/crx/t-crx: New file.
4689 2005-07-22 Manfred Hollstein <mh@suse.com>
4691 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4693 (int_add_graph_edge): Likewise.
4694 (collapse_nodes): Likewise.
4695 (process_unification_queue): Likewise.
4697 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4698 Laurent GUERBY <laurent@guerby.net>
4700 PR tree-optimization/22336
4701 * function.c (record_block_change): Check for
4702 cfun->ib_boundaries_block.
4704 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4706 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4707 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4709 2005-07-21 DJ Delorie <dj@redhat.com>
4711 * toplev.c (warn_deprecated_use): Add warning control to warning
4713 * c-typeck.c (parser_build_binary_op): Likewise.
4714 (c_finish_if_stmt): Likewise.
4715 * c-common.c (check_function_sentinel): Likewise.
4716 (check_nonnull_arg): Likewise.
4718 2005-07-21 Richard Henderson <rth@redhat.com>
4721 * tree-complex.c (complex_ssa_name_components): New.
4722 (cvc_lookup): Allow entry not found.
4723 (create_components): Remove.
4724 (create_one_component_var, get_component_var): New.
4725 (get_component_ssa_name, set_component_ssa_name): New.
4726 (extract_component): Use get_component_ssa_name.
4727 (update_complex_components): Use set_component_ssa_name.
4728 (update_complex_components_on_edge): Likewise.
4729 (update_phi_components): Create new PHI nodes directly, instead
4730 of adding insns to edges.
4731 (tree_lower_complex): Allocate and free complex_variable_components
4732 and complex_ssa_name_components here.
4734 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4736 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4737 revert to returning false.
4739 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4742 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4744 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4747 * config/i386/i386.md (cmpxf): Change operand constraints
4748 to "nonmemory_operand".
4750 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4752 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4754 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4757 * fold-const.c (fold_build1): Add checksum for the operands.
4758 (fold_build2): Likewise.
4759 (fold_build3): Likewise.
4761 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4764 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4766 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4768 * common.opt (-fforward-propagate): Committed by mistake,
4771 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4773 * reg-stack.c: Fix comment typo(s).
4774 * tree-ssa-operands.c: Likewise.
4775 * tree-vectorizer: Likewise.
4777 2005-07-21 Nick Clifton <nickc@redhat.com>
4779 * config/sh/symbian.c: Replace C++ style line comments with C
4780 style line comments.
4781 (symbian_add_attribute): Do not use a ? operator on the LHS of
4783 (sh_symbian_handle_dll_attribute): Change the type of the
4784 method vector to "VEC(tree,gc)*" and use vector accessor
4785 macros to walk over the elements.
4786 (symbian_export_vtable_and_rtti_p): Likewise.
4787 (symbian_class_needs_attribute_p): Likewise.
4789 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4792 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4793 initialize targetm.resolve_overloaded_builtin here.
4794 (altivec_expand_overloaded_builtin): Make it non-static.
4795 * config/rs6000/rs6000-protos.h
4796 (altivec_expand_overloaded_builtin): New prototype.
4797 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4798 targetm.resolve_overloaded_builtin here.
4799 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4801 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4802 Zdenek Dvorak <dvorakz@suse.cz>
4804 PR tree-optimization/19210
4805 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4807 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4808 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4809 rely on unproven assumptions.
4810 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4811 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4812 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4813 to number_of_iterations_exit.
4814 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4815 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4816 * tree-ssa-loop-niter.c (find_loop_niter,
4817 estimate_numbers_of_iterations_loop): Likewise.
4818 (number_of_iterations_exit): Honor the new options.
4819 * doc/invoke.texi (Wunsafe-loop-optimizations,
4820 funsafe-loop-optimizations): Document them.
4822 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4824 PR rtl-optimization/22167
4825 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4827 2005-07-20 Adam Nemet <anemet@lnxw.com>
4829 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4830 __do_global_dtors_aux longcall.
4832 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4834 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4835 (old_special_pred_table): Don't reference
4836 SPECIAL_MODE_PREDICATES.
4837 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4838 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4839 * config/sh/predicates.h: Don't mention
4840 SPECIAL_MODE_PREDICATES.
4841 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4844 2005-07-20 DJ Delorie <dj@redhat.com>
4846 * config.gcc: Add m32c-elf support.
4848 * doc/contrib.texi: Mention m32c.
4849 * doc/extend.texi: Document m32c extensions.
4850 * doc/install.texi: Mention m32c.
4851 * doc/invoke.texi: Document m32c options.
4852 * doc/md.texi: Document m32c constraints.
4854 * config/m32c/addsub.md: New file.
4855 * config/m32c/bitops.md: New file.
4856 * config/m32c/cond.md: New file.
4857 * config/m32c/jump.md: New file.
4858 * config/m32c/m32c-lib1.S: New file.
4859 * config/m32c/m32c-lib2.c: New file.
4860 * config/m32c/m32c-modes.def: New file.
4861 * config/m32c/m32c-pragma.c: New file.
4862 * config/m32c/m32c-protos.h: New file.
4863 * config/m32c/m32c.abi: New file.
4864 * config/m32c/m32c.c: New file.
4865 * config/m32c/m32c.h: New file.
4866 * config/m32c/m32c.md: New file.
4867 * config/m32c/m32c.opt: New file.
4868 * config/m32c/minmax.md: New file.
4869 * config/m32c/mov.md: New file.
4870 * config/m32c/muldiv.md: New file.
4871 * config/m32c/predicates.md: New file.
4872 * config/m32c/prologue.md: New file.
4873 * config/m32c/shift.md: New file.
4874 * config/m32c/t-m32c: New file.
4876 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4878 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4879 (stack_protect_set, stack_protect_test): New expanders.
4880 (stack_protect_set_si, stack_protect_set_si_media,
4881 stack_protect_set_di_media, stack_protect_test_si,
4882 stack_protect_test_si_media, stack_protect_test_di_media):
4885 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4887 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4889 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4891 * tree.h (tree_expr_nonzero_p): Export.
4892 * fold-const.c (tree_expr_nonzero_p): Likewise.
4893 Return true for CALL_EXPRs that are alloca calls.
4894 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4896 * tree-flow.h (expr_computes_nonzero): Remove.
4897 * tree-vrp.c (expr_computes_nonzero): Remove.
4898 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4899 (extract_range_from_unary_expr): Likewise.
4900 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4901 tree_expr_nonzero_p.
4903 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4905 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4906 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4907 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4908 All callers changed.
4909 (frame_related_constant_load): New arg "related" which controls
4910 setting of RTX_FRAME_RELATED_P. All callers changed.
4911 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4912 (bfin_expand_prologue): Add stack limit checking.
4913 * config/bfin/bfin.md (trapifcc): New pattern.
4915 * config/bfin/bfin.c: Include "langhooks.h".
4916 (def_builtin): Go through lang_hooks to call builtin_function.
4918 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4919 * config/bfin/predicates.md (symbol_ref_operand): New.
4920 (call_insn_operand): Delete. All callers changed to use
4921 register_no_elim_operand.
4922 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4924 (function_arg): Use it to generate the call's operand 2.
4925 (bfin_longcall_p): New function.
4926 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4927 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4928 determine if the address needs to be in a REG.
4929 (bfin_handle_longcall_attribute): New function.
4930 (bfin_attribute_table): Add "longcall" and "shortcall".
4931 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4932 (CUMULATIVE_ARGS): New member call_cookie.
4933 (PREDICATE_CODES): Add symbol_ref_operand.
4934 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4935 extra USE to the pattern.
4936 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4937 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4938 sibcall_value_insn; now the new patterns handle direct calls and the
4939 old ones indirect calls.
4940 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4942 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4944 * doc/trouble.texi: Update section on handling of empty loops.
4946 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4948 * config.gcc: Remove support for sparc-*-openbsd*,
4949 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4951 * config.host: Remove support for i860-*-sysv4* as a host.
4952 * config/i860/*, config/ip2k/*, config/ns32k/*,
4953 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4954 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4955 mention obsolete ports.
4957 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4959 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4961 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4962 of frame_pointer_rtx.
4963 (sh_expand_epilogue): Likewise.
4964 (sh_set_return_address): Likewise.
4965 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4966 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4967 offsets from FRAME_POINTER_REGNUM.
4968 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4969 (sh_register_names): Add initializer for sfp.
4970 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4971 (VALID_REGISTER_P): Likewise.
4972 (FIRST_PSEUDO_REGISTER): Update.
4973 (DWARF_FRAME_REGISTERS): Define.
4974 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4975 (HARD_FRAME_POINTER_REGNUM): Define.
4976 (FRAME_POINTER_REGNUM): Redefine.
4977 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4978 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4979 from FRAME_POINTER_REGNUM.
4980 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4981 FRAME_POINTER_REGNUM.
4982 (REG_CLASS_CONTENTS): Add sfp.
4983 (REG_ALLOC_ORDER): Likewise.
4984 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4985 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4986 of frame_pointer_rtx.
4987 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4989 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4991 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4992 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4993 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4995 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4998 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5000 Make CONSTRUCTOR use VEC to store initializers.
5001 * c-common.c (complete_array_type): Update to cope with VEC in
5003 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5004 (pp_c_constructor_elts): New function.
5005 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5006 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5007 struct constructor_stack, struct initializer_stack,
5008 constructor_elements, push_init_level, pop_init_level,
5009 add_pending_init, find_init_member, output_init_element): Update to
5010 cope with VEC in CONSTRUCTOR_ELTS.
5011 * coverage.c (build_fn_info_value, build_ctr_info_value,
5012 build_gcov_info): Likewise.
5013 * expr.c (categorize_ctor_elements_1, store_constructor,
5014 expand_expr_real_1): Likewise.
5015 * fold-const.c (fold_ternary): Likewise.
5016 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5017 gimplify_init_constructor, gimplify_expr): Likewise.
5018 * tree-dump.c (dequeue_and_dump): Likewise.
5019 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5021 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5023 * tree-sra.c (generate_element_init_1): Likewise.
5024 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5025 * tree-ssa-operands.c (get_expr_operands): Likewise.
5026 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5027 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5028 (get_initial_def_for_reduction): Likewise.
5029 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5030 value handle in annotations.
5031 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5032 tree_node_structure): Add support for constr_kind.
5033 (build_vector_from_ctor, build_constructor_single,
5034 build_constructor_from_list): New functions.
5035 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5036 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5037 Update to cope with VEC in CONSTRUCTOR_ELTS.
5038 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5039 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5040 CONSTRUCTOR_APPEND_ELT): New macros.
5041 (struct constructor_elt, struct tree_constructor): New data types.
5042 (union tree_node): Add tree_constructor field.
5043 * treestruct.def: Define TS_CONSTRUCTOR.
5044 * varasm.c (const_hash_1, compare_constant, copy_constant,
5045 compute_reloc_for_constant, output_addressed_constants,
5046 initializer_constant_valid_p, output_constant,
5047 array_size_for_constructor, output_constructor): Update to cope with
5048 VEC in CONSTRUCTOR_ELTS.
5049 * vec.h (VEC_empty, VEC_copy): New macros.
5051 2005-07-19 Devang Patel <dpatel@apple.com>
5053 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5055 2005-07-19 Richard Henderson <rth@redhat.com>
5058 * gimplify.c (gimplify_expr): Use main variant type for the temp
5059 destination for a discarded volatile read.
5060 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5061 casts between non-void types that change volatility.
5063 2005-07-15 DJ Delorie <dj@redhat.com>
5065 * toplev.h: Add comment about the first parameter for warning().
5066 * errors.h: Likewise.
5068 * c.opt (Wpragmas): New.
5069 * doc/invoke.texi: Document it.
5071 * function.c (do_warn_unused_parameter): Add warning control to
5073 * c-decl.c (warn_if_shadowing): Likewise.
5074 * c-lex.c (cb_def_pragma): Likewise.
5075 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5076 (pop_alignment): Likewise.
5077 (handle_pragma_pack): Likewise.
5078 (apply_pragma_weak): Likewise.
5079 (handle_pragma_weak): Likewise.
5080 (handle_pragma_redefine_extname): Likewise.
5081 (add_to_renaming_pragma_list): Likewise.
5082 (handle_pragma_extern_prefix): Likewise.
5083 (maybe_apply_renaming_pragma): Likewise.
5084 (handle_pragma_visibility): Likewise.
5086 * config/c4x/c4x-c.c (BAD): Likewise.
5087 (c4x_parse_pragma): Likewise.
5088 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5089 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5090 (rs6000_pragma_longcall): Likewise.
5091 * config/v850/v850-c.c (pop_data_area): Likewise.
5092 (ghs_pragma_section): Likewise.
5093 (ghs_pragma_section): Likewise.
5094 (ghs_pragma_interrupt): Likewise.
5095 (ghs_pragma_starttda): Likewise.
5096 (ghs_pragma_startsda): Likewise.
5097 (ghs_pragma_startzda): Likewise.
5098 (ghs_pragma_endtda): Likewise.
5099 (ghs_pragma_endsda): Likewise.
5100 (ghs_pragma_endzda): Likewise.
5102 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5103 Kenneth Zadeck <zadeck@naturalbridge.com>
5105 * Makefile.in: Removed tree-promote-statics.c
5106 * tree-promote-statics.c: Removed.
5107 * common.opt: Removed flag-promote-statics.
5109 * passes.c: Removed tree-promote-statics pass.
5110 * tree-pass.h: Ditto.
5111 * timevar.def: Removed TV_PROMOTE_STATICS.
5114 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5116 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5118 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5120 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5123 * c-common.c (check_function_arguments): Call
5124 'check_function_format' if either -Wformat or
5125 -Wmissing-format-attribute are specified.
5126 * c-format.c (check_function_format): Check -Wformat before
5127 calling 'check_format_info'.
5128 * c-opts.c (c_common_post_options): Don't warn for
5129 -Wmissing-format-attribute without -Wformat.
5130 * c-typeck.c (convert_for_assignment): Detect additional cases for
5131 -Wmissing-format-attribute.
5132 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5135 2005-07-19 Richard Guenther <rguenther@suse.de>
5137 * config/i386/i386.md (lrint<mode>2): Use temporary
5138 instead of clobbering non-existent memory.
5140 2005-07-19 Nick Clifton <nickc@redhat.com>
5142 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5143 statement to avoid displaying ASCII control characters.
5145 2005-07-19 Ben Elliston <bje@au.ibm.com>
5147 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5148 * cfganal.c (find_edge_index): Ditto.
5149 * combine.c (combine_instructions): Ditto.
5150 * ddg.c (create_scc): Ditto.
5151 (find_successors): Ditto.
5152 (find_predecessors): Ditto.
5153 (find_nodes_on_paths): Ditto.
5154 (longest_simple_path): Ditto.
5155 * flow.c (update_life_info): Ditto.
5156 (count_or_remove_death_notes): Ditto.
5157 (clear_log_links): Ditto.
5158 * modulo-sched.c (generate_reg_moves): Ditto.
5159 (find_max_asap): Ditto.
5160 (find_max_hv_min_mob): Ditto.
5161 (find_max_dv_min_mob): Ditto.
5162 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5163 * sched-rgn.c (extract_edgelst): Ditto.
5164 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5165 (dump_update_ssa): Ditto.
5166 (ssa_names_to_replace) Ditto.
5167 (switch_virtuals_to_full_rewrite): Ditto.
5168 (update_ssa): Ditto.
5169 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5171 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5173 Fix PR tree-optimization/22483
5175 * tree-complex.c (create_components): Use
5176 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5177 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5178 * tree-flow.h (safe_referenced_var_iterator): New structure.
5179 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5180 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5181 safe_referenced_var iterator.
5182 (add_type_alias): Ditto.
5184 2005-07-19 Steven Bosscher <stevenb@suse.de>
5186 * loop-init.c (rest_of_handle_loop2): Remove.
5187 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5188 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5189 (pass_rtl_loop_init, pass_rtl_loop_done,
5190 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5191 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5192 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5193 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5194 pass_tree_loop_done, and pass_tree_unswitch.
5195 (gate_loop): Rename to gate_tree_loop.
5196 * passes.c (init_optimization_passes): Update for renamed tree
5197 loop passes. Add the new loop2 passes as subpasses of loop2.
5198 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5199 Update for the renamed tree loop passes.
5201 2005-07-18 Ian Lance Taylor <ian@airs.com>
5204 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5205 blocks when optimizing.
5207 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5209 * common.opt (frename-registers): Initialize to 2.
5211 (fgcse-after-reload): Ditto.
5212 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5213 (process_options): Only change flag_web, flag_rename_registers,
5214 and flag_rerun_cse_after_loop if not explicitly set by user.
5216 2005-07-18 Jan Beulich <jbeulich@novell.com>
5218 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5219 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5220 in 64-bit mode the same as DImode in 32-bit mode.
5221 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5222 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5223 mode. Add new mode parameter.
5224 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5225 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5226 x86_64_shift_adj): New expanders.
5227 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5228 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5230 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5231 DImode shift splitters.
5232 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5233 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5236 2005-07-18 Jan Beulich <jbeulich@novell.com>
5238 * i386.md (movdi_extzv_1): New.
5239 (zero_extendhidi2): Combine alternatives and never force use of
5241 (zero_extendqidi2): Likewise. Don't restrict input selection.
5243 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5245 Fix PR tree-optimization/22531
5246 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5249 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5251 * tree-promote-statics.c (pass_promote_statics): Change dump file
5254 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5256 * tree-optimize.c (init_tree_optimization_passes): Add
5257 pass_eliminate_useless_stores pass.
5258 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5259 * tree-ssa-pre.c (is_copy_stmt): New function.
5260 (follow_copies_till_vuse): Ditto.
5261 (do_eustores): Ditto.
5262 (gate_eustores): Ditto.
5264 2005-07-16 Richard Henderson <rth@redhat.com>
5266 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5268 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5269 Kenneth Zadeck <zadeck@naturalbridge.com>
5271 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5272 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5273 ipa-type-escape.h, tree-promote-statics.c
5274 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5275 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5276 tree-promote-statics.c: new files.
5277 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5278 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5279 int nonlocal_set_p, mark_constant_function): Deleted.
5280 (rest_of_handle_cfg): Removed call to mark_constant_function.
5281 (nonoverlapping_component_refs_p): Added calls to support
5282 type based aliasing.
5283 * tree-ssa-alias.c (may_alias_p,
5284 compute_flow_insensitive_aliasing): Ditto.
5285 * calls.c (flags_from_decl_or_type): Removed reference to
5287 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5288 too many arguments. This is necessary for Spec 2000.
5289 * cgraph.h (const_function, pure_function): Removed.
5290 * common.opt: Added "fipa-pure-const", "fipa-reference",
5291 "fipa-type-escape", and "ftree-promote-static".
5293 * passes.c: Added ipa and tree-promote-statics passes.
5294 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5295 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5296 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5297 * tree-flow.h: Added exposed sra calls and addition of
5298 reference_vars_info field for FUNCTION_DECLS.
5299 * tree-pass.h: Added passes.
5300 * tree-sra.c: (sra_init_cache): New function.
5301 (sra_insert_before, sra_insert_after) Made public.
5302 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5304 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5305 aliasing. (may_alias_p): Added code to use type escape analysis to
5307 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5308 code to prune clobbers of static variables based on information
5309 produced in ipa-reference pass. Changed call clobbering so that
5310 statics are not marked as clobbered if the call does not clobber
5313 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5315 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5318 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5320 * doc/install.texi (*-*-solaris2*): Document recommended version
5321 of GNU binutils and mention GNU linker problem on Solaris 10.
5323 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5326 * c-decl.c (c_build_bitfield_integer_type): New function.
5327 (finish_struct): Call it.
5328 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5330 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5332 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5335 2005-07-16 Jan Hubicka <jh@suse.cz>
5337 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5338 (scale_bbs_frequencies_int): Watch roundoff errors.
5339 * predict.c (return_prediction): Initialize return_stmt.
5341 2005-07-16 Jan Hubicka <jh@suse.cz>
5343 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5344 after RTL profiling.
5346 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5349 * fold-const.c (build_range_check): Convert high/low to etype
5350 if we are only comparing against exp.
5352 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5354 Fix PR tree-optimization/22376
5355 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5357 (need_to_solve): New function.
5358 (compute_points_to_sets): Use it.
5360 2005-07-15 Jan Hubicka <jh@suse.cz>
5362 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5363 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5365 2005-07-15 Richard Guenther <rguenther@suse.de>
5367 * c-common.c (handle_flatten_attribute): New function.
5368 Add flatten function attribute.
5369 * doc/extend.texi: Document flatten function attribute.
5370 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5371 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5373 (cgraph_decide_inlining): Handle functions with flatten
5376 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5378 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5379 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5380 UNSPEC_XCHG, UNSPEC_AND): New.
5381 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5382 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5383 * config/rs6000/sync.md (FETCHOP): New code macro.
5384 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5386 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5387 (sync_compare_and_swap<mode>): Same.
5388 (sync_lock_test_and_set<mode>): Same.
5389 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5390 for QImode and HImode, and not PPC405.
5391 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5392 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5393 (sync_<fetchop>{si,di}_internal): New.
5394 (sync_nand{si,di}_internal): New.
5395 (sync_old_<fetchop>{si,di}_internal): New.
5396 (sync_old_nand{si,di}_internal): New
5397 (sync_new_<fetchop>{si,di}_internal): New.
5398 (sync_new_nand{si,di}_internal): New.
5399 (atomic_and{si,di}): New.
5400 (sync_new_nand{si,di}_internal): New.
5401 (atomic_and{si,di}): New.
5402 (sync_add<mode>_internal): Delete.
5403 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5404 (sync_sub<mode>_internal): Delte.
5405 (sync_subshort_internal): New.
5406 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5407 (sync_anddi_internal): Delete.
5408 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5409 (sync_booldi_internal): Delete.
5410 (sync_boolc<mode>_internal): Delete.
5411 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5412 (sync_boolc<mode>_internal2): Delete.
5413 (sync_boolcc<mode>_internal): Delete.
5414 (isync, lwsync): Use unspec instead of unspec_volatile.
5415 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5416 Revert UNSPEC_VOLATILE.
5417 (rs6000_split_atomic_op): New.
5418 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5420 2005-07-14 Eric Christopher <echristo@redhat.com>
5422 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5423 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5425 2005-07-14 Eric Christopher <echristo@redhat.com>
5427 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5429 2005-07-14 Steven Bosscher <stevenb@suse.de>
5431 PR tree-optimization/22230
5432 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5433 the computation of the four cross productions for "range op range".
5435 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5436 Ulrich Weigand <uweigand@de.ibm.com>
5439 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5442 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5444 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5446 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5448 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5450 2005-07-14 Richard Guenther <rguenther@suse.de>
5453 * config/i386/i386-protos.h (ix86_function_value): Change
5454 prototype to match new target hook.
5455 * config/i386/i386.c (ix86_value_regno): Change prototype
5456 to take extra type argument.
5457 (TARGET_FUNCTION_VALUE): Define.
5458 (ix86_function_ok_for_sibcall): Pass extra argument to
5459 ix86_value_regno, check return slot rtx for exact match.
5460 (ix86_function_value): Take extra parameter. Dispatch to
5461 ix86_value_regno with fndecl/fntype as provided.
5462 (ix86_value_regno): Handle extra type argument.
5463 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5465 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5466 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5467 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5468 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5469 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5471 2005-07-14 Richard Guenther <rguenther@suse.de>
5473 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5474 * calls.c (expand_call): Pass fntype to hard_function_value.
5475 (emit_library_call_value_1): Likewise.
5476 * explow.c: Include target.h.
5477 (hard_function_value): Take extra argument, the fntype.
5478 Use new target hook for function_value.
5479 * expr.h (hard_function_value): Change prototype.
5480 * function.c (aggregate_value_p): Pass 0 as fntype to
5481 hard_function_value.
5482 (assign_parms): Use new target hook for function_value.
5483 Pass 0 as fntype to hard_function_value.
5484 (expand_function_end): Likewise.
5485 * reg-stack.c: Include target.h.
5486 (stack_result): Use new target hook for function_value.
5487 * target-def.h: New target hook function_value.
5488 * target.h: Likewise.
5489 * targhooks.c (default_function_value): New function.
5490 * targhooks.h (default_function_value): Declare.
5492 2005-07-13 Ian Lance Taylor <ian@airs.com>
5494 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5496 2005-07-14 Jan Hubicka <jh@suse.cz>
5498 * tree-dfa.c (dump_variable): Use default_def function.
5499 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5500 * tree-ssa.c (verify_use): Likewise.
5501 * tree-ssanames.c (release_ssa_name): Likewise.
5502 * tree-tailcall.c (eliminate_tail_call): Likewise.
5503 (tree_optimize_tail_calls_1): Likewise.
5504 * tree-vrp.c (get_value_range): Likewise.
5506 2005-07-14 Ben Elliston <bje@au.ibm.com>
5508 * gcc.c (main): Compare language[0] with '*' when iterating over
5511 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5513 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5514 "s390_emit_compare". Add handling of CCZ1mode.
5515 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5516 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5518 (s390_branch_condition_mask): Add CCZ1mode handling.
5519 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5520 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5521 Use CCZ1mode instead of CCZmode.
5522 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5524 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5526 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5528 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5530 2005-07-13 Eric Christopher <echristo@redhat.com>
5532 * config/mips/mips.c (mips_canonicalize_comparison): New.
5533 (mips_emit_int_relational): Use.
5535 2005-07-13 Eric Christopher <echristo@redhat.com>
5537 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5539 * config/s390/s390.md: Include tpf.md. Move tpf specific
5541 * config/s390/tpf.md: To here.
5542 * config/s390/s390.opt: Move tpf specific options...
5543 * config/s390/tpf.opt: to here. Add mmain option.
5544 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5545 * config/s390/tpf.h: Rewrite.
5547 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5549 * doc/tm.texi: Remove @xref{Cross-profiling}.
5551 2005-07-13 Jeff Law <law@redhat.com>
5553 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5554 expressions, test their _DECL operands for pointer equality rather
5555 than using operand_equal_p.
5557 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5559 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5560 (TARGET_POSIX_IO): This.
5561 * config/darwin.h: Likewise.
5562 * config/freebsd.h: Likewise.
5563 * config/linux.h: Likewise.
5564 * config/lynx.h: Likewise.
5565 * config/netbsd.h: Likewise.
5566 * config/rs6000/linux64.h: Likewise.
5567 * config/rs6000/linux.h: Likewise.
5568 * config/s390/tpf.h: Likewise.
5569 * config/sh/embed-elf.h: Likewise.
5570 * config/sparc/linux64.h: Likewise.
5571 * config/sparc/linux.h: Likewise.
5572 * config/svr4.h: Likewise.
5573 * gcov-io.h: Likewise.
5575 * doc/tm.texi: Updated.
5577 * libgcov.c (create_file_directory): Defined only if
5578 TARGET_POSIX_IO is defined.
5579 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5582 2005-07-13 Jan Hubicka <jh@suse.cz>
5584 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5586 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5588 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5589 structure as argument.
5591 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5593 PR tree-optimization/21921
5594 * tree-iterator.c (tsi_link_before): Support the case when
5595 tsi_end_p (tsi) == true.
5597 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5599 PR tree-optimization/22442
5600 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5603 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5605 PR rtl-optimization/20376
5606 * toplev.c (process_options): Enable -fweb and -frename-registers when
5608 * doc/invoke.texi: Update the information about when -fweb and
5609 -frename-registers are enabled.
5611 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5614 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5615 if *rhs_p is not a SSA_NAME.
5617 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5619 Fix PR tree-optimization/22422
5620 * tree-ssa-structalias.c (struct variable_info): Add flag for
5622 (get_varinfo): Now a static function.
5623 (new_varinfo): init has_union and is_special_var to false.
5624 (solution_set_add): Check has_union.
5625 (do_da_constraint): Move temporary variable so it gets reset
5627 Also check for special variable.
5628 (do_ds_constraint): Ditto.
5629 (do_sd_constraint): Ditto.
5630 (do_structure_copy): Check for special variable.
5631 (find_func_aliases): Ditto.
5632 (init_base_vars): Set special vars properly.
5634 2005-07-13 Jan Hubicka <jh@suse.cz>
5636 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5639 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5640 (get_expr_operands): Fix thinko wrt flags and subvars.
5642 PR tree-optimize/22379
5643 * tree-inline.c (expand_call_inline): Do not output sorry in early
5646 2005-07-12 Dale Johannesen <dalej@apple.com>
5648 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5650 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5653 * host-linux.h: Include limits.h.
5655 2005-07-12 Dale Johannesen <dalej@apple.com>
5657 * expr.c (compress_float_constant): Add cost check.
5658 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5660 2005-07-12 Dale Johannesen <dalej@apple.com>
5662 * gcc.target/i386/compress-float-sse.c: New.
5663 * gcc.target/i386/compress-float-sse-pic.c: New.
5664 * gcc.target/i386/compress-float-387.c: New.
5665 * gcc.target/i386/compress-float-387-pic.c: New.
5666 * gcc.dg/compress-float-ppc.c: New.
5667 * gcc.dg/compress-float-ppc-pic.c: New.
5669 2005-07-12 Eric Christopher <echristo@redhat.com>
5671 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5673 * config/s390/s390.md: Include tpf.md. Move tpf specific
5675 * config/s390/tpf.md: To here.
5676 * config/s390/s390.opt: Move tpf specific options...
5677 * config/s390/tpf.opt: to here. Add mmain option.
5678 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5679 * config/s390/tpf.h: Rewrite.
5681 2005-07-12 Eric Christopher <echristo@redhat.com>
5683 * gcc.c (struct infile): Update comment for language.
5684 (main): Rewrite input file resetting code.
5686 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5689 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5690 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5691 (lookup_avail_expr): Use constant_boolean_node instead
5692 of boolean_false_node/boolean_true_node.
5694 2005-07-12 Ben Elliston <bje@au.ibm.com>
5696 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5697 and use it when printing num_edges.
5699 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5701 * doc/extend.texi (Blackfin Built-in Functions): New section.
5702 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5705 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5707 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5708 s/cmpstrsi/cmpstrnsi
5709 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5711 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5712 (init_optabs): Initialize cmpstrn_optab.
5713 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5714 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5715 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5716 * config/i386/i386.md: s/cmpstr/cmpstrn
5717 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5718 * doc/md.texi: Update documentation.
5720 2005-07-11 Richard Henderson <rth@redhat.com>
5722 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5723 build_va_arg_indirect_ref.
5724 (alpha_gimplify_va_arg): Likewise.
5725 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5726 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5727 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5728 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5729 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5730 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5732 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5734 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5736 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5737 * passes.c (init_optimization_passes): Add pass_empty_loop.
5738 * tree-pass.h (pass_empty_loop): Declare.
5739 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5740 try_remove_empty_loop, remove_empty_loops): New functions.
5741 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5742 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5744 2005-07-12 Peter Barada <peter@the-baradas.com>
5748 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5749 in address registers.
5750 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5751 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5752 alternative of addsi3_5200.
5754 2005-07-11 Ian Lance Taylor <ian@airs.com>
5756 * config/mips/mips.md (ffs<mode>2): Remove.
5758 2005-07-11 Ian Lance Taylor <ian@airs.com>
5760 * doc/tree-ssa.texi (Cleanups): Improve description of
5762 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5764 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5766 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5767 * tree.h (DECL_ARGUMENT_FLD): New macro.
5769 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5771 Fix PR tree-optimization/22404
5773 * tree-ssa-structalias.c (create_variable_info_for): Use
5776 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5778 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5779 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5780 for second comparison operand.
5781 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5783 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5784 (define_insn_reservation "alu"): Likewise.
5785 (csync, ssync): Now of type sync.
5786 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5787 -mcsync-anomaly -mspecld-anomaly.
5788 * config/bfin/bfin.opt (mcsync): Remove.
5789 (mcsync-anomaly, mspecld-anomaly): Add.
5790 * config/bfin/bfin.c: Include "insn-codes.h".
5791 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5792 (TARGET_DEFAULT_TARGET_FLAGS): New.
5793 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5795 2005-07-11 Steven Bosscher <stevenb@suse.de>
5797 * basic-block.h: Give the BB flags enum a name, bb_flags.
5798 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5799 * cfgcleanup.c (enum bb_flags): Remove here.
5800 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5801 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5802 (update_forwarder_flag): Likewise.
5803 (thread_jump): Likewise.
5804 (try_forward_edges): Likewise.
5805 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5806 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5807 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5809 2005-07-11 Richard Guenther <rguenther@suse.de>
5811 * config/i386/i386.opt: New target option -msseregparm.
5812 * config/i386/i386.c (override_options): Error out for
5813 -msseregparm but no SSE support.
5814 (ix86_function_sseregparm): Check for global sseregparm.
5815 * doc/invoke.texi: Document -msseregparm.
5817 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5819 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5820 (m32rle-*-linux*): Ditto.
5822 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5824 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5825 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5828 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5832 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5833 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5835 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5837 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5838 (varmap): Heapify varmap.
5839 (constraints): Heapify constraints.
5840 (struct constraint_graph): Heapify succs and preds.
5841 (constraint_vec_find): Update for heapification.
5842 (constraint_set_union): Ditto.
5843 (insert_into_complex): Ditto.
5844 (constraint_edge_vec_find): Ditto.
5845 (erase_graph_self_edge): Ditto.
5846 (add_graph_edge): Ditto.
5847 (get_graph_weights): Ditto.
5848 (merge_graph_nodes): Ditto.
5849 (build_constraint_graph): Ditto.
5850 (topo_visit): Ditto.
5851 (solve_graph): Ditto.
5852 (create_variable_info_for): Ditto.
5853 (init_base_vars): Ditto.
5854 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5855 (condese_varmap_nodes): Free complex vector.
5856 (clear_edges_for_node): Clear succs and preds vector.
5858 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5860 * tree-ssa-structalias.c (update_alias_info): Change counting of
5861 references to not include vdefs.
5863 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5865 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5868 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5870 * pa.c (pa_commutative_p): Make PLUS commutative when
5871 TARGET_NO_SPACE_REGS is true.
5873 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5875 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5876 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5877 * tree-dfa.c (dump_subvars_for): New.
5878 (debug_subvars_for): New.
5879 (dump_variable): Show subvariables if VAR has them.
5880 * tree-flow-inline.h (get_subvar_at): New.
5881 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5882 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5884 (struct subvar): Change fields offset and size to unsigned
5886 (dump_subvars_for): Declare.
5887 (debug_subvars_for): Declare.
5888 (get_subvar_at): Declare.
5889 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5890 to unsigned HOST_WIDE_INT *.
5891 (overlap_subvar): Likewise.
5892 * tree-gimple.c (is_gimple_reg): Always return false for
5893 SFTs and memory tags.
5894 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5896 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5897 (compute_may_aliases): Call compute_points_to_sets.
5898 (collect_points_to_info_for): Remove.
5899 (compute_points_to_and_addr_escape): Remove.
5900 (delete_alias_info): Call delete_points_to_sets.
5901 (compute_flow_sensitive_aliasing): If the call to
5902 find_what_p_points_to returns false, call set_pt_anything.
5903 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5904 (set_pt_anything): Clear pi->pt_vars.
5905 (set_pt_malloc): Remove.
5906 (merge_pointed_to_info): Remove.
5907 (add_pointed_to_expr): Remove.
5908 (add_pointed_to_var): Remove.
5909 (collect_points_to_info_r): Remove.
5910 (is_escape_site): Make extern.
5912 (create_overlap_variables_for): Call it.
5913 * tree-ssa-copy.c (merge_alias_info): Never merge
5914 flow-sensitive alias information.
5915 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5916 offset and size to be unsigned HOST_WIDE_INT.
5917 (add_to_addressable_set): Rename from note_addressable.
5918 Set TREE_ADDRESSABLE as the variables are added to the set.
5920 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5921 operands into VUSEs when adding V_MAY_DEFs for members in an
5923 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5924 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5925 (struct variable_info): Add bitfield is_heap_var.
5926 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5927 (new_var_info): Initialize is_heap_var.
5928 (get_constraint_for): Add HEAP variables to the symbol table.
5929 Mark them with is_heap_var.
5930 (update_alias_info): New. Taken mostly from the old
5931 compute_points_to_and_addr_escape.
5932 (handle_ptr_arith): New.
5933 (find_func_aliases): Call update_alias_info.
5934 Call handle_ptr_info for tcc_binary expressions.
5935 Call mark_stmt_modified.
5936 (create_variable_info_for): If DECL has subvars, do not create
5937 variables for its subvars. Always add all the fields.
5938 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5939 SFTs, then add all the SFTs of the structure.
5940 If VI->DECL is an aggregate with subvariables, add the SFT at
5942 (find_what_p_points_to): If VI is an artificial variable,
5943 translate to bitfields in SSA_NAME_PTR_INFO.
5944 If the solution is empty, set pi->pt_vars to NULL
5945 (init_base_vars): Create ANYOFFSET.
5946 (compute_points_to_sets): Rename from create_alias_vars.
5948 (pass_build_pta): Remove.
5949 (delete_points_to_sets): Rename from delete_alias_vars.
5950 (pass_del_pta): Remove.
5951 * tree-ssa-structalias.h (struct alias_info): Move from
5953 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5954 NUM_REFERENCES_SET): Likewise.
5955 (compute_points_to_sets, delete_points_to_sets): Declare.
5957 2005-07-09 Richard Henderson <rth@redhat.com>
5959 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5960 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5961 alpha_split_lock_test_and_set_12): New functions.
5962 * config/alpha/alpha-protos.h: Update.
5963 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5964 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5965 * config/alpha/sync.md (I12MODE): New.
5966 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5967 (sync_<fetchop_name><I48MODE>): Likewise.
5968 (sync_nand<I48MODE>): Likewise.
5969 (sync_old_<fetchop_name><I48MODE>): Likewise.
5970 (sync_new_<fetchop_name><I48MODE>): Likewise.
5971 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5972 (sync_compare_and_swap<I48MODE>): Likewise.
5973 (sync_lock_test_and_set<I48MODE>): Likewise.
5974 (sync_compare_and_swap<I12MODE>): New.
5975 (sync_compare_and_swap<I12MODE>_1): New.
5976 (sync_lock_test_and_set<I12MODE>): New.
5977 (sync_lock_test_and_set<I12MODE>_1): New.
5979 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5983 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5985 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5987 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5988 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5990 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5993 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5995 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5997 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5998 memory_operand constraint.
5999 (store_conditional_<mode>): Same.
6000 (sync_compare_and_swap<mode>): Same.
6001 (sync_lock_test_and_set<mode>): Same.
6003 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6005 Rewrite PIC support to more closely model actual instructions.
6006 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6007 (cris_symbol): Remove prototypes for removed functions.
6008 (cris_pic_symbol_type_of, cris_valid_pic_const)
6009 (cris_expand_pic_call_address): Prototypes for new functions.
6010 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6012 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6014 <case ':'>: Add case for new punctuation character.
6015 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6016 emitting (extra) PIC modifier.
6017 <case UNSPEC>: Do not assert for PLT.
6018 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6019 (cris_expand_prologue, cris_expand_epilogue): Check
6020 for pic_offset_table_rtx usage instead of taking
6021 current_function_uses_pic_offset_table as the final word.
6022 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6023 Remove flag_pic difference.
6024 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6025 the moral equivalents of...
6026 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6028 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6029 (cris_handle_option): Mark ARG as unused.
6030 (cris_expand_pic_call_address): New worker function for "call",
6032 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6033 output PIC constructs here.
6034 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6035 as symbol-specific modifers, not whole or part of operands.
6036 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6037 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6038 constants and flag_pic.
6039 (CONSTANT_INDEX_P): Adjust for new functions.
6040 (enum cris_pic_symbol_type): New helper type.
6041 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6042 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6043 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6045 ("movsi"): Emit actual instructions for GOT and relative access.
6046 ("*movsi_got_load"): New pattern to set up the register holding
6048 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6049 Adjust FIXME for 'S'.
6050 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6051 Use "movs" for -fpic cases.
6052 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6053 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6054 ("call", "call_value"): Just call cris_expand_pic_call_address for
6056 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6057 Remove special pattern.
6058 ("*expanded_call_side", "*expanded_call_value_side"): New
6060 (gotplt-to-plt, gotplt-to-plt-side-call)
6061 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6063 * config/cris/cris/predicates.md
6064 ("cris_general_operand_or_gotless_symbol"): Remove unused
6066 ("cris_general_operand_or_symbol"): Adjust for new functions.
6068 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6070 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6072 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6074 * Makefile.in (TREE_H): Add treestruct.def.
6075 (c-decl.o): Add pointer-set.h
6076 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6077 visibility on regular DECL's.
6078 (merge_decls): Fix the copying of decl nodes of various types for
6079 the new structures. Don't update RTL, section name, weak status,
6080 etc, on DECL's without RTL.
6081 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6082 Don't check volatile on non-variable types.
6083 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6084 to check whether we have seen arguments.
6085 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6086 flag is checked before field (flag is common, field is not).
6087 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6088 TS_DECL_COMMON could have an origin.
6089 (add_location_or_const_value_attribute): Don't check section name
6090 on non-var/function decls.
6091 (dwarf2out_var_location): Reverse order of tests.
6092 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6093 with DECL_WRTL_CHECK.
6094 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6095 * fold-const.c (fold_binary): Don't check weakness on
6096 non-var/function decls.
6097 (tree_expr_nonzero_p): Ditto.
6098 (fold_checksum_tree): Use tree_decl_extra as sizeof
6100 * ggc-page.c (extra_order_size_table): Add sizes for
6101 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6103 * gimplify.c (gimplify_bind_expr): Only set
6104 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6105 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6107 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6108 * langhooks.h (init_ts). New langhook.
6109 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6110 * print-tree.c (print_node): Update to only print fields that
6111 exist in the structures the passed decl has.
6112 * toplev.c (wrapup_global_declarations): Don't reset
6113 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6114 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6115 * tree-inline.c (remap_decl): Ditto.
6116 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6117 * tree-pretty-print.c (print_declaration): Don't print
6118 DECL_REGISTER on things that don't contain it.
6119 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6120 non-var/function decls.
6121 * tree.c (tree_contains_struct): New structure.
6122 (init_priority_for_decl): New hashtable.
6123 (tree_int_map): New structure.
6124 (tree_int_map_eq): New function.
6125 (tree_int_map_marked_p): Ditto.
6126 (tree_int_map_hash): Ditto.
6127 (tree_map): Move to tree.h.
6128 (tree_map_eq): Externalize.
6129 (tree_map_hash): Ditto.
6130 (tree_map_marked_p): Ditto.
6131 (init_ttree): Set up tree_contains_struct and call langhook.
6132 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6133 (tree_code_size): Update for new structures.
6134 (tree_node_structure): Update for new structures.
6135 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6137 (copy_node_stat): Copy init priority.
6138 (build_decl_stat): Ditto for visibility.
6139 (ts_enum_names): New.
6140 (tree_contains_struct_check_failed): New function.
6141 (decl_init_priority_lookup): Ditto.
6142 (decl_init_priority_insert): Ditto.
6143 * treestruct.def: New file.
6144 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6145 (CONTAINS_STRUCT_CHECK): Ditto.
6146 (tree_contains_struct_check_failed): New prototype.
6147 (DECL_CHECK): Removed.
6148 (DECL_MINIMAL_CHECK): New.
6149 (DECL_COMMON_CHECK): Ditto.
6150 (DECL_WRTL_CHECK): Ditto.
6151 (DECL_NON_COMMON_CHECK): Ditto.
6152 (DECL_WITH_VIS_CHECK): Ditto.
6153 (VAR_OR_FUNCTION_DECL_P): Ditto
6154 (struct tree_decl_minimal): New structure.
6155 (struct tree_decl_common): Ditto.
6156 (struct tree_decl_with_rtl): Ditto.
6157 (struct tree_decl_with_vis): Ditto.
6158 (struct tree_decl_non_common): Ditto.
6159 (struct tree_field_decl): Ditto.
6160 (struct tree_parm_decl): Ditto.
6161 (struct tree_var_decl): Ditto.
6162 (struct tree_function_decl): Ditto.
6163 (struct tree_const_decl): Ditto.
6164 (struct tree_result_decl): Ditto.
6165 (union tree_node): Add new structures.
6166 * var-tracking.c (track_expr_p): Reverse order of tests.
6168 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6170 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6172 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6173 * system.h: Poison FINALIZE_PIC.
6174 * doc/tm.texi (FINALIZE_PIC): Remove.
6176 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6179 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6180 to the correct type if we have a MODIFY_EXPR.
6182 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6184 PR tree-optimization/22360
6185 * tree.c (upper_bound_in_type): Fix calculations for casting
6186 to a non-wider signed type and casting a signed value to a
6187 wider unsigned type.
6188 (lower_bound_in_type): Fix calculations for casting to a
6189 non-wider signed type.
6191 PR tree-optimization/20139
6192 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6194 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6195 fold_cond_expr_cond.
6196 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6197 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6199 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6202 * tree-complex.c (expand_complex_libcall): Produce
6203 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6205 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6207 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6208 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6209 b" assert and inserted fastpath code for this case.
6210 (bitmap_ior): Removed "a != b" assert.
6212 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6214 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6215 (ENDFILE_SPEC): Likewise.
6216 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6218 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6219 a large stack frame at epilogue.
6221 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6223 * final.c: Include sdbout.h when required.
6225 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6227 * config.gcc (*-*-darwin*): Only one target-specific header file
6229 (powerpc-*-darwin*): Add version-specific header files.
6230 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6231 * config.in: Regenerate.
6232 * configure: Regenerate.
6233 * gcc.c: Include xregex.h.
6234 (version_compare_spec_function): New.
6235 (spec_function): Add version-compare.
6236 (replace_outfile_spec_function): Reformat comment.
6237 (compare_version_strings): New.
6238 * config/darwin-c.c (version_as_macro): New.
6239 (builtin_define): New.
6240 (darwin_cpp_builtins): New.
6241 * config/darwin-protos.h (darwin_cpp_builtins): New.
6242 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6243 (LIB_SPEC): Make unconditional, update comment.
6244 (TARGET_C99_FUNCTIONS): Define.
6245 * config/darwin.opt: Sort.
6246 (mmacosx-version-min=): New.
6247 * config/darwin7.h: Delete.
6248 * config/darwin8.h: Delete.
6249 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6250 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6251 (TARGET_C99_FUNCTIONS): Define.
6252 * config/rs6000/darwin7.h: New.
6253 * config/rs6000/darwin8.h: New.
6254 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6255 (-mmacosx-version-min): Document.
6257 2005-07-07 Ian Lance Taylor <ian@airs.com>
6259 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6261 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6264 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6266 2005-07-07 Khem Raj <kraj@mvista.com>
6268 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6269 in bytes, not words.
6271 2005-07-07 Paul Brook <paul@codesourcery.com>
6273 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6274 DEFAULT_FUNCTION_ARG_PADDING to upward.
6276 2005-07-07 Richard Henderson <rth@redhat.com>
6278 * function.c (locate_and_pad_parm): Record parameter alignment in
6279 stack_alignment_needed.
6281 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6283 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6284 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6285 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6286 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6287 (define_attr "type"): Add isync, sync, load_l, store_c.
6288 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6289 Create scratch volatile MEM.
6290 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6292 (load_locked_<mode>): New.
6293 (store_conditional_<mode>): New.
6294 (sync_compare_and_swap<mode>): Replace with splitter.
6295 (sync_lock_test_and_set<mode>): Replace with splitter.
6296 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6298 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6299 is ics. Attribute isync.
6300 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6302 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6303 and UNSPECV_SYNC_OP.
6304 (emit_unlikely_jump): New.
6305 (emit_load_locked): New.
6306 (emit_store_conditional): New.
6307 (rs6000_split_compare_and_swap): New.
6308 (rs6000_split_lock_test_and_set): New.
6309 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6310 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6311 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6312 rs6000_split_lock_test_and_set): Declare.
6313 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6314 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6315 store_c, isync, sync.
6317 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6319 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6320 filenames to gtyp-gen.h.
6321 (s-typ-gen): Use it in place of for loops.
6323 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6325 * hooks.c (hook_bool_rtx_int_false): New function.
6326 * hooks.h (hook_bool_rtx_int_false): Declare.
6327 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6328 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6329 * target.h (struct gcc_target): Add commutative_p member.
6330 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6331 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6332 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6333 (pa_commutative_p): New function.
6334 * jump.c (target.h): Include.
6335 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6336 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6338 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6340 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6341 (s390_expand_setmem): New.
6342 * config/s390/s390.c: Likewise.
6343 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6345 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6346 general_operand. Call new function "s390_expand_setmem".
6347 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6348 ("setmem_long", "*setmem_long"): ... this.
6350 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6352 * config/s390/s390.c: (optimization_options): Enable
6353 TARGET_MVCLE at -Os.
6354 * doc/invoke.texi: Document changes in default behaviour.
6355 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6357 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6359 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6360 defined by back-end.
6362 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6364 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6365 all sets in the pattern.
6366 * config/rs6000/rs6000.md (stack_protect_testsi,
6367 stack_protect_testdi): Likewise.
6369 2005-07-06 Jeff Law <law@redhat.com>
6371 * tree-vrp.c (simplify_using_ranges): Kill.
6372 (vrp_finalize): Remove call to simplify_using_ranges.
6373 (simplify_stmt_using_ranges): New function extracted from
6374 simplify_using_ranges.
6375 (simplify_div_or_mod_using_ranges): Likewise.
6376 (simplify_abs_using_ranges): Likewise.
6377 (simplify_cond_using_ranges): New function.
6378 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6379 * tree-ssa-propagate.c (substitute_and_fold): Call
6380 simplify_stmt_using_ranges if we have range information.
6382 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6384 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6385 ia64_flag_schedule_isns2.
6387 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6388 reading/writing general registers.
6389 (ia64_function_arg): Revert 2005-06-18 change.
6391 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6393 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6394 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6396 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6398 * function.c (expand_function_end): Revert part of 2005-06-27
6399 patch. Do sjlj_emit_function_exit_after after return_label.
6401 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6403 * doc/install.texi (--disable-libssp): New.
6405 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6407 * doc/invoke.texi: Update -fforce-mem documentation.
6408 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6409 code for -fforce-mem.
6410 * expmed.c: (store_bit_field,store_fixed_bit_field,
6411 extract_bit_field): Ditto.
6412 * expr.c: (convert_move): Ditto.
6413 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6414 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6415 emit_conditional_add,expand_float,expand_fix): Ditto.
6416 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6417 (common_handle_option): Issue warning when -fforce-mem specified.
6419 2005-07-06 Paul Brook <paul@codesourcery.com>
6421 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6423 * configure: Regenerate.
6425 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6427 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6429 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6431 Fix PR tree-optimization/22319
6432 Fix PR tree-optimization/22140
6433 Fix PR tree-optimization/22310
6435 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6436 variable sized types.
6437 Use correct type for intermediate structure on *a = *b structure
6440 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6442 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6444 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6445 (machine_function): Move typedef to...
6446 * config/rs6000/rs6000.c (machine_function): ... here. Add
6447 varargs_save_offset field.
6448 (rs6000_stack_t): Remove varargs_size field.
6449 (setup_incoming_varargs): Allocate varargs save area using
6450 assign_stack_local, try to make it as small as possible.
6451 Save offset from virtual_stack_vars_rtx to the save area
6452 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6453 instead of magic 8 when fp word byte size is used.
6454 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6455 instead of -RS6000_VARARGS_SIZE.
6456 (rs6000_stack_info, debug_stack_info,
6457 rs6000_initial_elimination_offset): Remove all traces of
6459 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6460 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6461 RS6000_VARARGS_AREA.
6463 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6465 PR tree-optimization/21963
6466 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6467 constant_multiple_of in the same way get_computation_cost_at does.
6469 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6471 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6472 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6473 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6474 and return its previous value.
6475 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6476 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6478 (stack_protect_set, stack_protect_test): New expanders.
6479 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6480 stack_protect_testdi): New insns.
6481 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6482 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6484 2005-07-06 Jeff Law <law@redhat.com>
6486 * tree-ssa-dce.c (cfg_altered): New global.
6487 (tree_dce_init): Initialize cfg_altered.
6488 (remove_dead_stmt): If we remove an edge in the CFG, then set
6490 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6493 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6495 * Makefile.in (stamp-collect-ld): Use
6496 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6497 ./collect-ld if it already exists.
6498 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6499 Don't remove ./nm if it already exists.
6501 2005-07-05 Devang Patel <dpatel@apple.com>
6503 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6504 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6505 * tree-vectorizer.c (vect_loop_location): New.
6506 (vect_print_dump_info): Use vect_loop_location.
6507 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6508 (vectorize_loops): Set vect_loop_location.
6509 * tree-vect-analyze.c (vect_analyze_offset_expr,
6510 vect_determin_vectorization_factor, vect_analyze_operations,
6511 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6512 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6513 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6514 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6515 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6516 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6517 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6518 vect_analyze_loop): Adjust vect_print_dump_info API.
6519 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6520 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6521 vect_finish_stmt_generation, vectorizable_assignment,
6522 vectorizable_operation, vectorizable_store, vectorizable_load,
6523 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6524 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6525 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6526 vect_transform_loop): Same.
6527 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6528 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6531 2005-07-05 Randolph Chung <tausq@debian.org>
6533 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6534 * configure: Regenerate.
6535 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6536 (pa_tls_referenced_p): Declare.
6537 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6538 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6539 (legitimize_tls_address): New.
6540 (hppa_legitimize_address): Handle TLS addresses.
6541 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6542 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6543 (emit_move_sequence): Handle TLS addresses.
6544 (pa_encode_section_info): Call default handler to handle common
6546 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6547 (CONSTANT_ADDRESS_P): Reject TLS operands.
6548 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6549 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6550 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6551 (UNSPEC_TLSLE): Define new constants.
6552 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6553 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6554 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6555 (tie_symbolic_operand, tle_symbolic_operand): New
6557 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6559 * aclocal.m4: Update macros for autoconf 2.59 style.
6560 * configure.ac: Likewise.
6562 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6564 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6565 (function_arg): Pass small aggregates in general registers on 32-bit
6567 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6569 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6571 * Makefile.in (final.o): Fix dependencies.
6573 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6577 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6578 * langhooks.c (lhd_expr_to_decl): New.
6579 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6581 (LANG_HOOKS_INITIALIZER): Update.
6582 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6583 expr_to_decl langhook.
6584 * c-tree.h (c_expr_to_decl): Declare.
6585 * c-typeck.c (c_expr_to_decl): New.
6586 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6588 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6590 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6593 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6594 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6596 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6598 * Makefile.in: Adjust dependencies.
6599 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6600 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6601 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6602 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6603 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6604 rest_of_compilation.
6606 * bb-reorder.c (gate_duplicate_computed_gotos,
6607 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6608 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6609 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6610 pass_partition_blocks): New.
6611 * bt-load.c (gate_handle_branch_target_load_optimize,
6612 rest_of_handle_branch_target_load_optimize,
6613 pass_branch_target_load_optimize): New.
6614 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6616 * cfglayout.c (pass_insn_locators_initialize): New.
6617 * cfgrtl.c (pass_free_cfg): New.
6618 * combine.c (gate_handle_combine, rest_of_handle_combine,
6620 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6621 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6622 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6623 * except.c (pass_set_nothrow_function_flags,
6624 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6626 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6627 rest_of_handle_shorten_branches, pass_shorten_branches,
6628 rest_of_clean_state, pass_clean_state): New.
6629 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6630 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6631 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6633 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6634 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6635 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6636 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6638 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6639 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6640 pass_rtl_ifcvt, gate_handle_if_after_combine,
6641 rest_of_handle_if_after_combine, pass_if_after_combine,
6642 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6643 pass_if_after_reload): New.
6644 * integrate.c (pass_initial_value_sets): New.
6645 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6646 pass_purge_lineno_notes): New.
6647 * mode-switching.c (rest_of_handle_mode_switching,
6648 pass_mode_switching): New.
6649 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6650 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6652 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6653 pass_loop_optimize): New.
6654 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6656 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6658 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6659 pass_postreload_cse): New.
6660 * profile.c (gate_handle_profiling, pass_profiling,
6661 rest_of_handle_branch_prob, pass_branch_prob): New.
6662 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6663 pass_split_before_regstack, gate_handle_split_before_regstack,
6664 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6665 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6666 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6667 pass_stack_regs): New.
6668 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6669 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6670 pass_stack_adjustments): New.
6671 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6672 pass_regrename): New.
6673 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6674 pass_delay_slots, gate_handle_machine_reorg,
6675 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6676 * rtl.h (extern void purge_line_number_notes): New.
6677 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6678 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6680 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6682 * value-prof.c (gate_handle_value_profile_transformations,
6683 rest_of_handle_value_profile_transformations,
6684 pass_value_profile_transformations): New.
6685 * var-tracking.c (gate_handle_var_tracking,
6686 pass_variable_tracking): New.
6687 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6689 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6690 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6691 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6692 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6693 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6694 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6695 rest_of_handle_gcse2, rest_of_handle_regmove,
6696 rest_of_handle_tracer, rest_of_handle_if_conversion,
6697 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6698 rest_of_handle_web, rest_of_handle_branch_prob,
6699 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6700 rest_of_handle_jump_bypass, rest_of_handle_combine,
6701 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6702 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6703 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6704 rest_of_handle_mode_switching, rest_of_handle_jump,
6705 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6706 rest_of_handle_flow2, rest_of_handle_jump2,
6707 rest_of_handle_peephole2, rest_of_handle_postreload,
6708 rest_of_handle_shorten_branches, rest_of_clean_state,
6709 rest_of_compilation): Remove.
6711 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6712 * passes.c (dump_flags, in_gimple_form, all_passes,
6713 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6714 register_dump_files, next_pass_1, last_verified, execute_todo,
6715 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6716 from tree-optimize.c.
6717 (init_optimization_passes): Moved from tree-optimize.c,
6718 adding the RTL optimizations.
6719 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6720 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6721 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6722 register_dump_files, next_pass_1, last_verified, execute_todo,
6723 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6724 init_tree_optimization_passes, ipa_passes): Delete.
6725 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6727 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6728 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6730 (ipa_passes): Remove.
6731 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6732 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6733 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6734 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6735 (dump_info_p, dump_flag): Moved to tree-dump.h.
6737 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6739 * passes.c (finish_optimization_passes): Use dump_begin
6740 and dump_end, TDI_end.
6741 (gate_rest_of_compilation): New.
6742 (pass_rest_of_compilation): Use it.
6743 (gate_postreload, pass_postreload): New.
6744 * toplev.c (general_init): Rename init_tree_optimization_passes.
6745 * toplev.h (init_tree_optimization_passes): Rename to
6746 init_optimizations_passes.
6747 * tree-dump.c (dump_flag): Make static.
6748 (dump_files): Remove RTL dumps.
6749 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6750 pass_cleanup_cfg, pass_free_cfg_annotations,
6751 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6752 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6753 * tree-pretty-print.c: Include tree-pass.h.
6754 * cgraph.c: Include tree-dump.h.
6756 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6758 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6759 Only fall back to saying it points to readonly memory if
6762 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6764 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6765 * config/m32r/m32r.c (m32r_compute_frame_size,
6766 m32r_expand_prologue): Take current_function_profile into
6767 account whenever we reference
6768 current_function_uses_pic_offset_table.
6769 (m32r_finalize_pic): Remove.
6770 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6772 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6774 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6775 instead of $<. Don't remove ./as if it already exists.
6777 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6780 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6781 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6782 for complex modes when generating code for PA 1.0.
6783 (VALID_FP_MODE_P): New macro.
6784 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6785 sets for all general and floating point modes. Align wide floating
6786 point modes to even register boundaries to comply with architectural
6788 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6789 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6790 (VALID_FP_MODE_P): New macro.
6791 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6792 sets for all general and floating point modes. Align wide floating
6793 point modes to even register boundaries to comply with architectural
6796 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6798 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6801 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6803 * tree-ssa-structalias.c: Don't include expr.h.
6805 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6807 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6810 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6812 Fix PR tree-optimization/22279
6814 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6817 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6819 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6821 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6823 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6824 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6825 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6826 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6827 config/stormy16/stormy16.c, config/v850/v850.c,
6828 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6829 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6830 Avoid "." or "\n" at end of diagnostics and capital letters at
6831 start of diagnostics.
6832 * combine.c, cse.c: Don't translate dump file output.
6833 * toplev.c (print_version): Only translate output if going to
6836 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6838 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6839 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6842 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6844 * pa.c (fix_range): Fix typo in comment.
6846 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6848 * tree-vrp.c (extract_range_from_assert): Replace
6849 fold (build (...)) with fold_build2.
6851 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6853 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6854 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6855 (format_types_orig, handle_format_attribute): Add support for
6858 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6860 * varasm.c (assemble_variable): Fix format specifier thinko.
6862 2005-07-03 Ira Rosen <irar@il.ibm.com>
6864 PR tree-optimization/22029 (and 22135)
6865 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6866 a phi node before calling dump_vops.
6868 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6870 * tree-dump.h (dump_string_field): Declare.
6871 * tree-dump.c: Use it instead of dump_string.
6872 (dump_string_field): Make non-static.
6874 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6876 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6877 up the minimal CFG stuff always when optimize > 0. Call
6878 split_all_insns_noflow in PIC case if needed.
6880 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6881 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6884 * c-decl.c (c_write_global_declarations): Dump contents of
6886 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6887 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6888 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6889 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6892 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6894 * c-common.h (GCC_DIAG_STYLE): Define.
6895 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6896 version for format checking to 4.1.
6897 * c-format.c: Include toplev.h after c-common.h.
6898 (enum format_type): Add gcc_tdiag_format_type.
6899 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6900 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6901 (format_types_orig): Add gcc_tdiag.
6902 (init_dynamic_diag_info): Support gcc_tdiag formats.
6903 (handle_format_attribute): Likewise.
6904 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6905 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6906 version for format checking to 4.1.
6907 (warning0, warning, error, pedwarn, sorry): Use
6909 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6910 (finish_aliases_1): Do not use %qE.
6911 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6912 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6913 Correct format bugs.
6914 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6915 parameter to unsigned HOST_WIDE_INT.
6916 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6918 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6921 * expr.c (write_complex_part): Use adjust_address for MEM.
6922 (read_complex_part): Same.
6924 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6926 Fix PR tree-optimization/22280
6928 * tree-sra.c (generate_element_init): Remove useless loop.
6930 2005-07-02 Richard Henderson <rth@redhat.com>
6932 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6934 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6936 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6939 * fold-const.c (fold_binary): Handle the return value of
6940 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6941 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6943 2005-07-02 Jeff Law <law@redhat.com>
6945 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6946 a eliminate type conversion which feeds an equality comparison
6947 if the original type or either operand in the comparison is a
6950 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6952 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6953 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6955 * config/avr/avr.c: Do not use '`' as left quote.
6956 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6957 Remove "." from end of diagnostics. Make diagnostics start with
6960 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6961 Joseph S. Myers <joseph@codesourcery.com>
6963 * toplev.c (default_tree_printer): Handle setting location with
6965 * c-objc.common.c (c_tree_printer): Likewise.
6966 * c-format.c (gcc_diag_flag_specs): Add '+'.
6967 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6968 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6970 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6971 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6972 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6973 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6974 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6975 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6976 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6977 format arguments where %J is used without %D.
6979 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6981 * gcc.c (LINK_SSP_SPEC): Define.
6982 (link_ssp_spec): New variable.
6983 (LINK_COMMAND_SPEC): Add %(link_ssp).
6984 (static_specs): Add link_ssp_spec.
6985 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6986 * configure: Rebuilt.
6987 * config.in: Rebuilt.
6989 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6990 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6991 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6992 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6993 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6994 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6995 -0x7008(2) instead of reading __stack_chk_guard variable.
6996 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6998 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6999 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7000 if TARGET_THREAD_SSP_OFFSET is defined.
7001 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7002 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7005 2005-06-27 Richard Henderson <rth@redhat.com>
7006 * libgcc-std.ver (GCC_4.1.0): New.
7007 * libgcc.h (__stack_chk_guard): Declare.
7008 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7009 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7010 * mklibgcc.in (lib2funcs): Add them.
7012 2005-07-01 Richard Henderson <rth@redhat.com>
7014 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7015 void * before struct sigcontext *.
7016 (x86_fallback_frame_state): Likewise.
7018 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7020 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7022 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7025 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7026 we check for SSA_NAME for.
7028 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7030 Fix PR tree-optimization/22071
7032 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7034 (get_constraint_for_component_ref): Use it.
7036 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7039 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7040 print out the last new line.
7042 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7044 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7045 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7046 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7047 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7048 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7049 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7050 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7051 (enum reg_class): New member CC0_REGS.
7052 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7053 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7054 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7055 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7056 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7057 Adjust for register now described.
7059 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7062 * config/i386/i386.md (stack_protect_test_si,
7063 stack_protect_test_di): Add earlyclobber for scratch 3.
7064 * config/rs6000/rs6000.md (stack_protect_testsi,
7065 stack_protect_testdi): Add earlyclobber for scratch 3,
7066 remove earlyclobber from scratch 4.
7068 Older entries for 2005 can be found in ChangeLog-2005.