1 2005-10-05 Richard Henderson <rth@redhat.com>
4 * tree-cfg.c (mark_array_ref_addressable_1): New.
5 (mark_array_ref_addressable): New.
6 * tree-flow.h (mark_array_ref_addressable): Declare.
7 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
9 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
13 * reload.c (subst_reloads): When adding a REG_LABEL to a
14 jump instruction, also update JUMP_LABEL.
16 2005-10-05 David Edelsohn <edelsohn@gnu.org>
18 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
19 * bb-reorder.c (copy_bb_p): Use it.
20 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
22 2005-10-05 Richard Henderson <rth@redhat.com>
25 * toplev.c (process_options): Warn about unsupported combinations
26 of unwind tables and omit-frame-pointer.
27 * config/i386/i386.c (override_options): Similarly. Enable
28 accumulate-outgoing-args if not explicitly disabled.
30 2005-10-05 Steve Ellcey <sje@cup.hp.com>
32 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
33 Handle big endian vs. small endian.
34 (vec_initv2sf): Handle big endian vs. small endian.
35 (*vec_extractv2sf_1): Ditto.
37 2005-10-05 Dale Johannesen <dalej@apple.com>
39 * convert.c (convert_to_real): Don't convert
40 (float)floor(double d) to floorf((float)d).
42 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
44 * config/arm/arm.md (insv): Use gen_int_mode in more places.
46 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
48 PR tree-optimization/18587
49 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
50 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
51 build_vuses): Change to VEC type.
52 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
53 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
54 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
55 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
56 (get_name_decl): New. Return DECL_UID of base variable.
57 (operand_build_cmp): New. qsort comparison routine.
58 (operand_build_sort_virtual): New. Sort virtual build vector.
59 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
60 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
61 (FINALIZE_BASE): Use get_name_decl.
62 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
63 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
64 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
65 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
66 direct VEC_* manipulations.
67 (build_ssa_operands): Call operand_build_sort_virtual.
68 (copy_virtual_operand, create_ssa_artficial_load_stmt,
69 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
70 with direct VEC_* manipulations.
71 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
72 with direct VEC manipulations.
74 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
76 PR tree-optimization/21419
77 PR tree-optimization/24146
78 PR tree-optimization/24151
80 * c-typeck.c (readonly_error): Handle USE being lv_asm.
81 (build_asm_expr): Call it if outputs are read-only.
82 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
84 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
85 Paolo Bonzini <bonzini@gnu.org>
89 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
90 enable the instructions and not just the built-ins.
91 * doc/invoke.texi (x86 Options): Likewise.
93 2005-10-04 Geoffrey Keating <geoffk@apple.com>
95 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
97 * doc/invoke.texi (Option Summary): Correct spelling
98 of -mmacosx-version-min.
100 2005-10-04 Devang Patel <dpatel@apple.com>
102 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
105 2005-10-04 Steve Ellcey <sje@cup.hp.com>
107 * tree-vect-transform.c (vect_create_epilog_for_reduction):
108 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
110 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
112 * config/s390/s390.md ("TDSI","DP"): New mode macros.
113 ("TE","tg"): New mode attributes.
114 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
115 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
116 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
117 dword_mode and one for GPRmode.
119 2005-10-04 Ian Lance Taylor <ian@airs.com>
121 PR preprocessor/13726
122 * c-ppoutput.c (cb_include): Add comments parameter, and print out
123 any comments passed in.
125 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
127 * tree.c (annotate_with_file_line): Fix typo.
129 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
132 * builtins.c (fold_builtin_memcmp): When constructing the pointer
133 type used to access data in the inlined length == 1 case, use
134 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
135 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
137 2005-10-04 Uros Bizjak <uros@kss-loka.si>
139 * config/i386/i386.h (TARGET_FISTTP): Enable also for
140 TARGET_SSE3 and only for TARGET_80387.
141 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
142 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
143 Do not depend on TARGET_80387.
145 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
147 * tree.c (last_annotated_node): Change type to location_t*.
148 (annotate_with_file_line): Reflect the change of
149 last_annotated_node type.
151 2005-10-04 Richard Guenther <rguenther@suse.de>
154 * c-decl.c (grokdeclarator): Don't write to fields
157 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
160 * c-decl.c (finish_decl): Use set_user_assembler_name even for
162 * varasm.c (make_decl_rtl): If a register variable does not
163 have a set user assmbler name, error out.
164 Decode the asmspec is now name+1 bypassing '*'.
166 2005-10-04 Steven Bosscher <stevenb@suse.de>
168 PR tree-optimization/23049
169 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
170 of a COND_EXPR is folded before calling fold on the whole rhs of a
171 conditional assignment.
172 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
173 document that a COND_EXPR may appear there.
175 2005-10-03 Diego Novillo <dnovillo@redhat.com>
178 * tree-vrp.c (extract_range_from_assert): If the new numeric
179 range created out of the assertion contradicts the existing
180 numeric range of the ASSERT_EXPR variable, make the new range
183 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
185 * config/sh/sh.c (sh_register_move_cost): Add case for moving
186 from T_REGS to FP register class.
188 2005-10-03 Richard Henderson <rth@redhat.com>
191 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
192 before creating a new one.
194 2005-10-03 David Edelsohn <edelsohn@gnu.org>
196 * config/rs6000/t-aix43 (LDFLAGS): New.
197 * config/rs6000/t-aix52 (LDFLAGS): New.
199 2005-10-03 Ian Lance Taylor <ian@airs.com>
201 * gimplify.c (find_single_pointer_decl_1): New static function.
202 (find_single_pointer_decl): New static function.
203 (internal_get_tmp_var): For a formal variable, set restrict base
204 information if appropriate.
205 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
207 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
208 (DECL_GET_RESTRICT_BASE): Define.
209 (SET_DECL_RESTRICT_BASE): Define.
210 (decl_restrict_base_lookup): Declare.
211 (decl_restrict_base_insert): Declare.
212 (struct tree_decl_with_vis): Add based_on_restrict_p field.
213 * tree.c (restrict_base_for_decl): New static variable.
214 (init_ttree): Initialize restrict_base_for_decl.
215 (copy_node_stat): Copy restrict base information.
216 (decl_restrict_base_lookup): New function.
217 (decl_restrict_base_insert): New function.
218 (print_restrict_base_statistics): New static function.
219 (dump_tree_statistics): Call print_restrict_base_statistics.
221 2005-10-02 Diego Novillo <dnovillo@redhat.com>
224 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
227 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
230 * c-typeck.c (tagged_tu_seen): Rename to ...
231 (tagged_tu_seen_cache): this and add val field.
232 (comptypes): Move functional to comptypes_internal
233 and free tagged_tu_seen.
234 (comptypes_internal): New function and call comptypes_internal
235 instead of comptypes. Speed up by sibcalling
236 tagged_types_tu_compatible_p.
237 (alloc_tagged_tu_seen): New function
238 (free_all_tagged_tu_seen_up_to): New function.
239 (tagged_types_tu_compatible_p): Return the val of the seen two
241 Add that the two types are the same to tagged_tu_seen_base
242 if they are and call comptypes_internal instead of comptypes.
243 <case UNION_TYPE>: Speed up common type where the fields are
245 (function_types_compatible_p): Call comptypes_internal instead of
247 (type_lists_compatible_p): Likewise.
248 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
250 2005-10-02 Matthias Klose <doko@debian.org>
252 * doc/invoke.texi: Fix typo and speling error.
254 2005-10-01 Richard Henderson <rth@redhat.com>
256 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
258 2005-10-01 Mark Mitchell <mark@codesourcery.com>
260 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
261 using --start-group and --end-group.
263 2005-10-01 Diego Novillo <dnovillo@redhat.com>
265 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
266 FIXME note regarding quirky semantics.
268 2005-10-01 Diego Novillo <dnovillo@redhat.com>
271 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
272 non-null range as a last resort.
274 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
275 Diego Novillo <dnovillo@redhat.com>
278 * tree-vrp.c (extract_range_from_assert): For !=
279 assertions, only build an anti-range if LIMIT is a
282 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
284 * arm.md (movqi): On thumb when optimizing, handle loading from
285 memory by describing this as taking a subreg of a zero-extended load
286 into an SImode register.
289 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
291 * reload1.c (merge_assigned_reloads): Do not change any
292 RELOAD_FOR_OUTPUT_ADDRESS reloads.
294 2005-09-30 Geoffrey Keating <geoffk@apple.com>
296 * Makefile.in (LIPO_FOR_TARGET): Define.
297 (STRIP_FOR_TARGET): Define.
299 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
300 before creating new ones. Do symlinks before creating the actual
303 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
304 to work out which multilibs are actually being built.
306 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
308 * tree-vect-transform.c, config/ms1/ms1.md,
309 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
310 Follow spelling conventions.
311 * doc/invoke.texi, doc/md.texi: Fix typos.
313 2005-09-30 Andrew Macleod <amacleod@redat.com>
315 PR tree-optimization/21430
316 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
317 use operands, and set stmt pointer if need be.
318 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
319 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
322 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
325 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
327 2005-09-29 Mark Mitchell <mark@codesourcery.com>
329 * optabs.c (expand_binop): Initialize first_pass_p.
331 2005-09-29 Jakub Jelinek <jakub@redhat.com>
334 * c-decl.c (c_write_global_declarations_1): If any
335 wrapup_global_declaration_2 call returned true, restart the loop.
337 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
339 Fix PR tree-optimization/24117
340 * tree-ssa-structalias.c (find_func_aliases): Strip nops
341 before considering whether to use anyoffset.
343 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
347 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
349 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
351 (swap_commutative_operands_with_target): New.
353 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
356 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
359 2005-09-29 Steven Bosscher <stevenb@suse.de>
361 PR tree-optimization/23911
362 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
363 and IMAGPART_EXPR too.
365 2005-09-28 Mark Mitchell <mark@codesourcery.com>
368 * expmed.c (expand_shift): Move logic to reverse rotation
369 direction when rotating by constants ...
370 * optabs.c (expand_binop): ... here.
371 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
372 (ix86_rotrdi3): New pattern.
373 (rotldi3): Handle 32-bit mode.
374 (ix86_rotldi3): New pattern.
376 2005-09-29 Alan Modra <amodra@bigpond.net.au>
379 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
380 check for numbers that need no bit twiddle.
382 2005-09-28 Geoffrey Keating <geoffk@apple.com>
384 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
385 multilib to be built.
387 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
388 (stage1-start): Delete old libgcc and libunwind before moving
389 anything into the stage directory.
390 (stage2-start): Likewise.
391 (stage3-start): Likewise.
392 (stage4-start): Likewise.
393 (stageprofile-start): Likewise.
394 (stagefeedback-start): Likewise.
395 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
396 header in tm_file and CPU-specific t-darwin in tmake_file.
397 (i[34567]86-*-darwin*): Don't change tm_file.
398 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
399 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
400 shared library stub for target OS version.
401 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
402 (SHLIB_LINK): Don't make SHLIB_SOLINK.
403 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
404 (libgcc_s.%.dylib): New.
406 (install-darwin-libgcc-stubs): New.
407 (INSTALL_LIBGCC): New append.
408 * config/i386/darwin-libgcc.10.4.ver: New.
409 * config/i386/darwin-libgcc.10.5.ver: New.
410 * config/i386/t-darwin: New.
411 * config/rs6000/darwin-libgcc.10.4.ver: New.
412 * config/rs6000/darwin-libgcc.10.5.ver: New.
413 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
414 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
416 2005-09-28 Paul Brook <paul@codesourcery.com>
418 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
421 2005-09-28 Richard Guenther <rguenther@suse.de>
423 PR tree-optimization/23853
424 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
425 host_integerp to verify misalignment value.
427 2005-09-28 Richard Henderson <rth@redhat.com>
429 * builtins.c (get_builtin_sync_mode): New.
430 (expand_builtin_sync_operation): Pass in mode argument.
431 (expand_builtin_compare_and_swap): Likewise.
432 (expand_builtin_lock_test_and_set): Likewise.
433 (expand_builtin_lock_release): Likewise.
434 (expand_builtin): Update to match.
436 2005-09-28 Nick Clifton <nickc@redhat.com>
438 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
439 formatting. Add check to PLUS case to ensure that the offset is
440 within an acceptable range.
442 * config/v850/v850.md (casesi): Disable the generation of the
443 switch pattern as it is not being handled properly at the moment.
445 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
446 for when the high words are identical.
448 2005-09-27 Richard Henderson <rth@redhat.com>
450 * pretty-print.c (pp_base_format): Fix typo for %>.
452 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
453 Devang Patel <dpatel@apple.com>
455 PR tree-optimization/23625
456 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
457 LABEL_EXPR, assertion check.
459 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
461 * optabs.c (no_conflict_move_test): Check if a result of a
462 to-be-moved insn would be clobbered by an originally
465 2005-09-27 Jeff Law <law@redhat.com>
467 * passes.c (init_optimization_passes): Replace copy propagation
468 passes immediately after DOM with phi-only copy propagation
469 pases. Add phi-only copy propagation pass after first DOM pass.
470 * tree-pass.h (pass_phi_only_copy_prop): Declare.
471 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
472 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
473 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
474 to init_copy_prop. Callers updated.
475 (do_phi_only_copy_prop): New function.
476 (pass_phi_only_copy_prop): New pass descriptor.
478 2005-09-27 Nick Clifton <nickc@redhat.com>
480 * libgcc2.c (__popcount_tab): Remove redundant prototype.
482 2005-09-26 Jason Merrill <jason@redhat.com>
485 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
487 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
489 2005-09-26 James E Wilson <wilson@specifix.com>
491 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
492 copyright. Add gcc copyright plus libgcc exception.
493 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
495 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
497 2005-09-26 Jeff Law <law@redhat.com>
499 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
500 about when to iterate.
502 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
505 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
506 for __complex__ double in -mcpu=G5 mode.
508 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
510 PR tree-optimization/23942
511 * Makefile.in (SCEV_H): Depends on PARAMS_H.
512 * tree-scalar-evolution.c: Include params.h.
514 (follow_ssa_edge, follow_ssa_edge_in_rhs,
515 follow_ssa_edge_in_condition_phi_branch,
516 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
517 Change return type to t_bool. Use a parameter to limit the size of
518 trees that are walked before stopping
519 (analyze_evolution_in_loop): Initialize the limit to 0.
520 (follow_ssa_edge): Give up by returning t_dont_know if the limit
521 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
523 2005-09-26 Uros Bizjak <uros@kss-loka.si>
526 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
527 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
529 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
531 * combine.c (make_extraction): Check for valid use of subreg.
533 2005-09-26 Uros Bizjak <uros@kss-loka.si>
536 * config/i386/i386.md ("*fistdi2_1"): New pattern.
537 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
538 ("fist<mode>2_with_temp"): Use only register operands.
540 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
542 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
543 CALL_INSN_FUNCTION_USAGE.
545 2005-09-26 Richard Guenther <rguenther@suse.de>
548 * gcse.c: Include hashtab.h, define ldst entry hashtable.
549 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
550 (ldst_entry): Use the hashtable instead of list-walking.
551 (find_rtx_in_ldst): Likewise.
552 (free_ldst_entry): Free the hashtable.
553 (compute_ld_motion_mems): Create the hashtable.
554 (trim_ld_motion_mems): Remove entry from hashtable if
555 removing it from list.
556 (compute_store_table): Likewise^2.
557 (store_motion): Free hashtable in case we did not see
560 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
562 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
563 and arg1 if we are passing them to fold_build2.
565 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
568 * config/i386/i386.c (ix86_function_regparm): Fix the test for
571 2005-09-25 Richard Henderson <rth@redhat.com>
573 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
574 SYMBOL_REF_TLS_MODEL to be correct.
576 2005-09-24 Richard Henderson <rth@redhat.com>
578 * ipa-type-escape.c (discover_unique_type): Remove dead code at
579 end of function. Reindent.
581 2005-09-24 Ian Lance Taylor <ian@airs.com>
583 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
584 NEGATE_EXPR/BIT_NOT_EXPR case.
586 2005-09-24 Richard Henderson <rth@redhat.com>
588 * c-common.c (handle_mode_attribute): When not modifying in place,
589 create subtypes for enumerations.
590 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
591 * gimplify.c (create_tmp_from_val): Likewise.
593 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
595 * config/i386/i386.md (*tls_global_dynamic_64,
596 *tls_local_dynamic_base_64): Add missing mode to call.
597 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
599 2005-09-24 Jan Hubicka <jh@suse.cz>
601 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
602 (cgraph_clone_node): Likewise.
603 * cgraph.h (cgraph_clone_edge): Update prototype.
604 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
605 duplicated prototypes; add updating argument.
606 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
607 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
609 (cgraph_mark_inline_edge): Likewise.
610 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
611 (cgraph_flatten_node): Likewise.
612 (cgraph_decide_recursive_inlining): Likewise.
613 (cgraph_decide_inlining_of_small_function): Likewise.
614 * tree-optimize.c (tree_rest_of_compilation): Likewise.
616 2005-09-23 David Edelsohn <edelsohn@gnu.org>
617 Pete Steinmetz <steinmtz@us.ibm.com>
619 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
620 (rldic.): Set type to "compare".
622 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
623 mfjmpr for MFCTR/MFLR.
624 (movdf_hardfloat64): Same.
625 (movdf_softfloat64): Same. Correct order of store and move types.
626 (movti_string): Set type to store_ux/load_ux.
627 (load_multiple): Set type to load_ux.
628 (store_multiple): Set type to store_ux.
629 (movmemsi): Set type to store_ux.
630 (output_cbranch direct_return): Set type to jmpreg.
631 (stmw): Set type to store_ux.
632 (lmw): Set type to load_ux.
633 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
634 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
635 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
636 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
637 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
638 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
639 (rios1-fpstore): Increase latency to 3.
640 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
641 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
643 2005-09-23 David Edelsohn <edelsohn@gnu.org>
644 Andrew Pinski <pinskia@physics.uc.edu>
646 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
647 operand2 constraint to "b".
648 (sync_<fetchop_name>di_internal): Same.
649 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
651 (sync_old_<fetchop_name>di_internal): Same.
652 (sync_new_<fetchop_name>si_internal): Same.
653 (sync_new_<fetchop_name>di_internal): Same.
655 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
658 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
659 case, define as macros.
661 PR rtl-optimization/23837
662 * optabs.c (no_conflict_move_test): Don't set must_stay for a
663 clobber / clobber match between dest and p->first.
665 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
666 (no_conflict_move_test): Update comments.
668 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
670 * doc/install.texi: Update URL for Jacks.
671 * doc/sourcebuild.texi: Likewise.
673 2005-09-22 David Edelsohn <edelsohn@gnu.org>
676 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
677 registers when choosing register preferences.
678 (movdf_hardfloat64): Same.
680 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
682 * expmed.c (expand_shift): Don't use the target of the rotate as
683 target for the first expanded shift insn.
684 * testsuite/gcc.dg/20050922-1.c: Testcase added.
686 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
688 PR tree-optimization/22438
689 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
690 preserved iv rhs rewriting specially.
692 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
694 * tree-data-ref.c (analyze_array_indexes): Only estimate when
695 estimate_only is true.
696 * tree-flow.h (ref_contains_indirect_ref): New prototype.
697 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
698 tree-ssa-structalias.c
699 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
700 ref_contains_indirect_ref.
701 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
703 2005-09-21 DJ Delorie <dj@redhat.com>
705 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
707 (mn10300_return_in_memory): Support variable size types also.
708 (mn10300_pass_by_reference): Likewise.
709 (mn10300_function_value): New.
710 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
711 (FUNCTION_OUTGOING_VALUE): Likewise.
712 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
713 * doc/invoke.texi: Document it.
715 2005-09-21 Uros Bizjak <uros@kss-loka.si>
718 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
719 force integer op1 into register for XFmode compares.
721 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
724 * expmed.c (alg_code): Add alg_impossible.
725 (alg_hash_entry): Add cost.
726 (synth_mult): Record alg_impossible in the hash table if
727 multiplication by a given integer is impossble within the
728 limit. Speed up using alg_impossible.
730 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
732 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
733 argument. Allow and set any offset if needs_anyoffset is passed
735 (get_constraint_for): Add argument here too.
737 (do_structure_copy): Pass NULL to get_constraint_for.
738 (handle_ptr_arith): Ditto.
739 (find_func_aliases): Ditto.
741 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
743 PR rtl-optimization/23898
744 * output.h (get_attr_min_length): Declare.
745 * final.c (get_attr_length_1): New function, broken out of:
747 (get_attr_min_length): New function.
748 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
749 (duplicate_computed_gotos): Likewise.
750 * genattr.c (insn_min_length): Generate declaration.
751 * genattrtab.c (min_fn, min_attr_value): New functions.
752 (make_length_attrs): Generate insn_min_length.
754 2005-09-20 Steve Ellcey <sje@cup.hp.com>
756 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
758 2005-09-20 Richard Henderson <rth@redhat.com>
760 PR tree-optimization/24059
761 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
764 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
766 * c.opt (fextended-identifiers): New.
767 * c-opts.c (c_common_handle_option): Handle
768 -fextended-identifiers.
769 * doc/cpp.texi: Update documentation of extended identifiers.
770 * doc/cppopts.texi (-fextended-identifiers): Document.
772 2005-09-20 Jakub Jelinek <jakub@redhat.com>
774 PR tree-optimization/23929
775 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
778 PR tree-optimization/23818
779 * tree-stdarg.c (execute_optimize_stdarg): Call
780 calculate_dominance_info.
782 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
784 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
785 (analyze_siv_subscript_cst_affine): Add weak SIV test.
786 (compute_overlap_steps_for_affine_1_2): Use
787 get_number_of_iters_for_loop.
788 (analyze_subscript_affine_affine): Check whether difference is
790 Use get_number_of_iters_for_loop.
791 Check whether overlap occurs outside of bounds.
792 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
794 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
796 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
797 base register if possible.
799 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
801 PR tree-optimization/18463
802 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
803 converting it directly is not possible.
804 (chrec_convert_aggressive): New function.
805 * tree-chrec.h (chrec_convert_aggressive): Declare.
806 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
807 Fold chrec conversions aggressively if asked to.
808 (instantiate_parameters): Modified because of changes in
809 instantiate_parameters_1.
811 2005-09-19 Richard Henderson <rth@redhat.com>
813 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
814 (reduc_splus_v2df): New.
816 2005-09-19 Richard Sandiford <richard@codesourcery.com>
818 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
819 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
821 2005-09-19 Richard Henderson <rth@redhat.com>
823 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
826 2005-09-19 Richard Henderson <rth@redhat.com>
828 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
829 (ia64_expand_dot_prod_v8qi): New.
830 * config/ia64/ia64-protos.h: Update.
831 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
832 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
833 sdot_prodv8qi, sdot_prodv4hi): New.
834 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
836 2005-09-19 Richard Henderson <rth@redhat.com>
839 * real.c (exact_real_truncate): Return false if the format cannot
840 represent the number as a normal.
842 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
845 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
847 * tree-ssa-operands.c (swap_tree_operands): Export.
848 * tree.h (swap_tree_operands): Declare.
849 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
850 Call swap_tree_operands.
852 2005-09-19 Richard Henderson <rth@redhat.com>
854 * tree-flow.h (merge_alias_info): Declare.
855 * tree-ssa-copy.c (merge_alias_info): Export.
856 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
857 (vect_create_data_ref_ptr): Use create_iv directly.
858 (vectorizable_load): Use correct types for integer constants.
859 (vect_generate_tmps_on_preheader): Likewise.
860 (vect_gen_niters_for_prolog_loop): Likewise.
862 2005-09-19 Steven Bosscher <stevenb@suse.de>
864 PR rtl-optimization/23943
865 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
867 2005-09-18 Jan Hubicka <jh@suse.cz>
869 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
871 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
873 * varasm.c (output_constant): Do not abort on conversions to union
874 types between different sizes.
876 2005-09-18 Richard Guenther <rguenther@suse.de>
879 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
882 2005-09-18 Paul Brook <paul@codesourcery.com>
884 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
886 2005-09-17 Richard Henderson <rth@redhat.com>
888 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
889 * tree-ssa-loop.c (pass_vect_dce): Remove.
890 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
893 2005-09-17 Richard Henderson <rth@redhat.com>
895 * tree-pass.h (pass_vect_dce): Declare.
896 * passes.c (init_optimization_passes): Add it.
897 * tree-flow.h (tree_ssa_dce): Declare.
898 * tree-ssa-dce.c (tree_ssa_dce): Export.
899 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
900 (gate_tree_vectorize): ... here.
901 (pass_vect_dce): New.
903 2005-09-17 Jan Hubicka <jh@suse.cz>
905 * except.c (struct eh_status): Turn region_array into vec.
906 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
907 convert_from_eh_region_ranges, find_exception_handler_labels,
908 current_function_has_exception_handlers, assign_filter_values,
909 build_post_landing_pads, dw2_build_landing_pads,
910 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
911 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
912 foreach_reachable_handler, can_throw_internal_1,
913 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
915 (duplicate_eh_region_1): Update region_array.
916 (duplicate_eh_regions): Resize region_array and avoid recomputing.
918 2005-09-17 David Edelsohn <edelsohn@gnu.org>
921 * expmed.c (expand_mult): Substitute simple register for op0 when
924 2005-09-17 Richard Henderson <rth@redhat.com>
926 * expr.c (emit_move_via_integer): Add force argument, pass it on
927 to emit_move_change_mode. Update callers.
928 (emit_move_complex): Pass true to new force argument.
929 * function.c (expand_function_end): Move expand_eh_return call
930 earlier. Merge sub-word complex values into a pseudo before
931 copying to the return hard register.
933 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
935 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
936 between different sizes.
938 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
942 * passes.c (init_optimization_passes): Register dump files for
945 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
947 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
948 * config/s390/s390.c (s390_overlap_p): New function.
949 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
950 peephole2, "*xc" peephole2): Added overlap check to the peephole2
953 2005-09-16 Richard Guenther <rguenther@suse.de>
955 * ipa-pure-const.c (static_execute): Free auxiliar information.
956 * ipa-type-escape.c (discover_unique_type): Free temporary key.
957 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
959 2005-09-15 DJ Delorie <dj@redhat.com>
961 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
963 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
965 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
967 (swap_commutative_operands_with_target): New.
969 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
971 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
974 (estimate_iters_using_array): New function.
975 * tree-data-ref.h (estimate_iters_using_array): Prototype
976 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
977 Use estimate_iters_using_array instead of analyze_array.
979 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
981 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
984 2005-09-15 Michael Matz <matz@suse.de>
986 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
988 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
990 PR tree-optimization/23835
991 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
992 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
994 2005-09-14 Richard Henderson <rth@redhat.com>
996 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
997 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
999 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1001 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1002 in the ARRAY_TYPE case.
1004 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1006 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1008 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1011 * tree-vect-transform.c (vectorizable_operation): Return false for
1012 scalar shift operations and for vector shift operations with
1013 non-invariant shift arguments. Use scalar tree operand op1 as
1014 a shift operand when vector shift insn pattern uses scalar shift
1016 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1018 2005-09-14 Olivier Hainque <hainque@adacore.com>
1020 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1021 value if it has side-effects.
1023 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1026 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1028 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1030 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1031 passed as NAME as if it were label at start of function code.
1033 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1035 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1038 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1040 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1041 as early clobber. Rewrite so the PIC register is not implicitly used.
1043 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1045 * tree.c (annotate_with_file_line): Compare line numbers before
1048 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1051 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1052 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1054 2005-09-13 Ian Lance Taylor <ian@airs.com>
1056 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1057 than a HOST_WIDEST_INT to gen_doloop_begin.
1059 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1061 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1063 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1065 PR tree-optimize/23817
1066 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1068 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1071 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1072 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1073 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1074 (restore_stack_nonlocal): Likewise.
1075 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1077 2005-09-12 Ian Lance Taylor <ian@airs.com>
1080 * c.opt (ffriend-injection): New C++ option.
1081 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1082 (C++ Dialect Options): Document -ffriend-injection.
1084 2005-09-12 Josh Conner <jconner@apple.com>
1087 * ipa-reference.c (static_execute): Don't mark variables in
1088 named sections TREE_READONLY.
1090 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1092 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1095 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1097 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1098 V_MUST_DEF instead of just the first_use_p.
1099 Don't mark the virtual variables for renaming on the statement which
1101 (pass_dse): Remove TODO_update_ssa.
1103 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1106 * stor-layout.c (compute_record_mode): For records with a single
1107 field, actually check the field's mode size against the type size.
1109 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1110 registers for TARGET_SHMEDIA.
1111 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1112 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1113 of GENERAL_REGS and FP_REGS.
1115 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1117 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1119 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1121 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1122 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1123 are omitted. Exclude stack_tie insn too.
1125 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1127 PR rtl-optimization/23098
1128 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1130 * config/rs6000/rs6000.md (movdf splitter): Use
1131 const_double_operand predicate for TARGET_POWERPC64.
1132 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1133 SYMBOL_REF method to ABI_V4.
1135 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1136 replace_equiv_address.
1137 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1138 rs6000_sr_alias_set and MEM_NOTRAP.
1139 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1141 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1143 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1144 handle CALL_EXPR again.
1146 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1148 * arm/predicates.md (alignable_memory_operand): Delete.
1150 2005-09-10 Richard Henderson <rth@redhat.com>
1153 * dbxout.c (dbxout_expand_expr): New.
1154 (dbxout_symbol): Use it.
1156 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1158 * arm.c (arm_gen_rotated_half_load): Delete.
1159 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1160 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1161 (thumb_set_return_address): Likewise.
1162 (thumb_load_double_from_address): Use adjust_address.
1163 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1164 (extendhsisi2_mem, movhi_bytes): Use change_address.
1165 (movhi): Use widen_memory_access.
1166 (reload_out_df): Use replace_equiv_address.
1167 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1169 2005-09-09 Richard Henderson <rth@redhat.com>
1172 * dbxout.c: Include expr.h.
1173 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1174 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1175 * Makefile.in (dbxout.o): Add EXPR_H.
1177 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1179 PR tree-optimization/23509
1180 * tree-cfg.c (replace_uses_by): Use replace_exp.
1181 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1182 pointers have name_mem_tag or type_mem_tag set.
1184 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1186 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1187 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1188 of wrongly accessing operands.
1190 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1192 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1193 * tree-chrec.c: Include tree-scalar-evolution.h.
1194 (chrec_convert): Instantiate the base and step before calling
1195 scev_probably_wraps_p that would fail on parametric evolutions.
1196 Collect all the fails into a single section failed_to_convert,
1197 print a diagnostic, and return chrec_dont_know instead of calling
1199 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1200 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1202 (scev_const_prop): Don't replace the definition of a loop closed ssa
1203 phi node by itself, or by another loop closed ssa phi node.
1204 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1205 that base and step are defined.
1207 2005-09-09 Richard Guenther <rguenther@suse.de>
1210 * fold-const.c (fold_ternary): Check truth_value_p before
1211 calling invert_truthvalue.
1213 2005-09-09 Nick Clifton <nickc@redhat.com>
1215 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1216 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1217 dimension of these arrays.
1218 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1220 * longlong.h: Only provide a prototype for the __clz_tab[] array
1221 if this header has not been included from libgcc2.h.
1222 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1224 Provide prototypes for exported functions.
1225 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1228 2005-09-08 Josh Conner <jconner@apple.com>
1232 * expr.c (expand_expr_addr_expr_1): Don't invoke
1233 expand_simple_binop for EXPAND_INITIALIZER.
1235 2005-09-08 Richard Henderson <rth@redhat.com>
1238 * toplev.c (wrapup_global_declaration_1): Split out ...
1239 (wrapup_global_declaration_2): ... from ...
1240 (wrapup_global_declarations): ... here. Return bool.
1241 (check_global_declaration_1): Split out ...
1242 (check_global_declarations): from here.
1243 (emit_debug_global_declarations): New.
1244 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1245 check_global_declaration_1, emit_debug_global_declarations): Declare.
1246 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1247 of decls. Call wrapup_global_declaration_1,
1248 wrapup_global_declaration_2, check_global_declaration_1 directly.
1249 (c_write_global_declarations_2): New.
1251 (c_write_global_declarations): Call c_write_global_declarations_2.
1252 * langhooks.c (write_global_declarations): Call
1253 emit_debug_global_declarations.
1255 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1256 remove decls that have DECL_RTL_SET_P.
1257 * passes.c (rest_of_decl_compilation): Invoke
1258 cgraph_varpool_finalize_decl for all but functions.
1260 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1262 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1263 the result of a conversion if the new min and max cannot be compared.
1265 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1267 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1268 (override_options): Setting s390_sr_alias_set removed.
1269 (save_fpr, save_gprs): Set alias set to vararg or frame.
1270 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1271 s390_sr_alias_set with get_frame_alias_set ().
1272 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1273 get_varargs_alias_set ().
1275 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1279 * c-parser.c (c_parser_objc_method_definition): If the next
1280 token is not "{", error out and don't start the function.
1282 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1284 * tree-vrp.c (extract_range_from_expr): Move the check for non
1285 nullness after the check for gimple invariant.
1287 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1289 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1291 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1294 * config/m32r.md (movmemsi_internal): Canonicalize order of
1295 operands in PLUS component of template.
1297 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1299 * reload1.c (fixup_eh_region_note): Remove assertion.
1300 (fixup_abnormal_edges): Reverted removal of call to
1301 find_many_sub_basic_blocks made on 2005-08-31.
1303 2005-09-07 Richard Henderson <rth@redhat.com>
1305 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1306 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1307 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1308 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1309 rearrange for better packing.
1310 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1311 (lookup_cfa_1): Remove inline marker.
1312 (cfa_equal_p): Split out of ...
1313 (def_cfa_1): ... here. Use INVALID_REGNUM.
1314 (build_cfa_loc): Handle !cfa->indirect.
1315 (frame_pointer_cfa_offset): New.
1316 (dbx_reg_number): Assert register elimination performed; do
1317 leaf register remapping.
1318 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1319 (eliminate_reg_to_offset): New.
1320 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1321 for verifiably local stack frame addresses; re-base to CFA.
1322 (mem_loc_descriptor): Remove can_use_fbreg argument.
1323 (concat_loc_descriptor, loc_descriptor): Likewise.
1324 (containing_function_has_frame_base): Remove.
1325 (rtl_for_decl_location): Don't do register elimination or
1326 leaf register remapping here.
1327 (secname_for_decl): Split out from ..
1328 (add_location_or_const_value_attribute): ... here.
1329 (convert_cfa_to_loc_list): New.
1330 (compute_frame_pointer_to_cfa_displacement): New.
1331 (gen_subprogram_die): Use them.
1332 * tree.h (frame_base_decl): Remove.
1333 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1334 (prologue_stack_adjust): Remove.
1335 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1336 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1337 (set_frame_base_location): Remove.
1338 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1339 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1340 (vt_add_function_parameters): Don't eliminate_regs.
1341 (vt_initialize): Don't create frame_base_decl.
1343 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1345 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1346 version of GNU binutils for 4.x and later.
1348 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1350 * ggc-page.c (ggc_push_context): Remove.
1351 (ggc_pop_context): Likewise.
1352 * ggc.h (ggc_push_context): Remove.
1353 (ggc_pop_context): Likewise.
1355 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1358 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1359 returning from an interrupt handler.
1361 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1364 * config/arc/arc.c (output_shift): Add check for loop count when
1367 2005-09-06 Steven Bosscher <stevenb@suse.de>
1369 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1371 (abs_replacement): Likewise.
1372 (pass_phiopt): Remove TODO_update_ssa.
1374 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1377 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1378 if "return with no value, in function returning non-void" warning
1380 * tree-cfg.c (execute_warn_function_return): Don't look at
1381 RETURN_EXPRs with TREE_NO_WARNING set.
1384 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1385 for internal functions doesn't use registers used by global registers
1386 variables. Use fewer register parameters if there are global register
1389 2005-09-06 Olivier Hainque <hainque@adacore.com>
1390 Eric Botcazou <ebotcazou@adacore.com>
1393 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1394 when we would be extracting outside its bit span (bitpos+bitsize
1395 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1396 Ada unchecked conversions.
1398 2005-09-06 Steven Bosscher <stevenb@suse.de>
1400 * tree-ssa-pre.c (try_look_through_load): New function.
1401 (compute_avail): Use it to try to look through loads for some
1402 more useful expressions.
1404 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1406 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1407 condition for detecting cases like (a&a) and (a^a).
1409 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1411 * common.opt: Add option ftree-vect-loop-version.
1412 * params.def: Add --param vect-max-version-checks.
1413 * doc/invoke.texi: Document ftree-vect-loop-version and
1414 --param vect-max-version-checks.
1415 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1416 may_misalign_stmts and defines for accessors.
1417 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1418 LOOP_VINFO_MAY_MISALIGN_STMTS.
1419 (destroy_loop_vec_info): VEC_free for
1420 LOOP_VINFO_MAY_MISALIGN_STMTS.
1421 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1422 Update documentation.
1423 (vect_update_misalignment_for_peel): New.
1424 (vect_enhance_data_refs_alignment): Update to choose loop
1425 peeling or loop versioning if appropriate for the (potentially)
1426 unaligned data references in the loop.
1427 (vect_analyze_data_refs_alignment): Remove call to
1428 vect_enhance_data_refs_alignment so the checks can be done
1430 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1431 and move up call to vect_analyze_data_refs_alignment.
1432 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1433 (vect_transform_loop): Add call to loop_version.
1435 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1437 PR rtl-optimization/23098
1438 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1439 * simplify-rtx.c (constant_pool_reference_p): New function.
1440 * rtl.h (constant_pool_reference_p): New prototype.
1441 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1442 constant_pool_reference_p in condition and
1443 avoid_constant_pool_reference in preparation statements.
1445 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1447 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1448 STRICT_LOW_PART SETs.
1450 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1453 * except.c (sjlj_emit_function_enter): Find the function begin
1454 note even when it's not in first basic block.
1456 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1458 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1459 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1460 * aclocal.m4: Regenerate.
1462 2005-09-05 DJ Delorie <dj@redhat.com>
1464 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1467 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1469 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1470 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1471 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1472 Follow spelling conventions.
1473 * doc/invoke.texi: Follow spelling conventions.
1475 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1477 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1478 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1479 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1481 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1484 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1485 (output_stack_adjust): Use gen_tmp_stack_mem.
1486 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1487 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1488 (sh_get_pr_initial_val): Likewise.
1489 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1490 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1491 * sh.md (divsi_inv_m0): Use gen_const_mem.
1492 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1493 (movdf_i4+1): Use gen_tmp_stack_mem.
1494 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1495 (fpu_switch+2): Likewise.
1496 (movv4sf_i, movv16sf_i): Use adjust_address.
1497 (symGOT_load): Set MEM_NOTRAP_P bit.
1499 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1502 * pa.c (emit_move_sequence): Fix typo in last change.
1504 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1506 PR rtl-optimization/23454
1507 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1510 2005-09-03 Richard Henderson <rth@redhat.com>
1511 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1514 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1517 2005-09-02 Nicolas Pitre <nico@cam.org>
1519 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1520 to bit_count to 32 bits.
1522 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1525 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1526 generating synthetic loads from volatile lvalues.
1528 005-09-02 Nick Clifton <nickc@redhat.com>
1530 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1531 __ctzhi2, __clzhi2): New functions.
1533 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1536 * tree-nested.c (struct var_map_elt): Mark with GTY.
1537 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1539 (lookup_field_for_decl): Allocate new element in GC memory.
1540 (lookup_tramp_for_decl): Likewise.
1541 (convert_nl_goto_reference): Likewise
1542 (create_nesting_tree): Allocate info in GC memory. Likewise for
1544 (free_nesting_tree): Free with ggc_free instead of free.
1545 (root): New static variable.
1546 (lower_nested_functions): Remove root as local variable. And zero out
1547 root at the end of the function.
1549 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1551 PR rtl-optimization/20365
1552 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1553 to short. New member ix.
1554 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1555 (simplify_plus_minus): Initialize ix members before calling qsort.
1557 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1559 PR tree-optimization/23626
1560 * tree-cfg.c (replace_uses_by): Clean up eh info.
1562 2005-09-01 DJ Delorie <dj@redhat.com>
1564 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1567 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1569 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1570 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1573 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1575 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1576 do not issue warning for a variable definition following
1579 2005-09-01 Richard Henderson <rth@redhat.com>
1582 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1583 conversion to CONST_VECTOR.
1585 2005-09-01 Richard Henderson <rth@redhat.com>
1588 * reload1.c (reload_as_needed): Check !CALL_P before calling
1589 fixup_eh_region_note.
1590 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1592 2005-09-01 DJ Delorie <dj@redhat.com>
1594 * varasm.c (output_constant): Let the target resolve
1595 conversions of addresses to non-default pointer sizes.
1597 2005-09-01 Nicolas Pitre <nico@cam.org>
1599 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1600 to alow matching ARM pre-indexed addressing mode.
1601 (arm_override_options): Remove now irrelevant comment.
1603 2005-09-01 Phil Edwards <phil@codesourcery.com>
1605 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1606 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1607 * config/i386/vxworks.h: Likewise.
1608 * config/i386/t-vxworksae: New file, for VxWorks AE.
1609 * config/i386/vxworksae.h: Likewise.
1611 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1613 PR tree-optimization/23410
1614 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1615 sequence is not wrapping during the first step.
1617 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1620 * dwarf2out.c (base_type_die): Compare char_type_node with
1621 TYPE_MAIN_VARIANT (type), not type.
1623 2005-09-01 Richard Guenther <rguenther@suse.de>
1625 PR tree-optimization/15366
1626 * common.opt: Add -finline-functions-called-once.
1627 Put -fearly-inlining in alphabetically ordered place.
1628 * doc/invoke.texi: Document new option.
1629 * ipa-inline.c (cgraph_decide_inlining): Honour
1630 flag_inline_functions_called_once.
1632 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1634 PR rtl-optimization/23478
1635 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1636 (alloc_qty): Initialize it.
1637 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1638 (combine_regs): Combine also n_throwing_calls_crossed fields.
1639 (find_free_reg): Don't attempt to caller-save pseudos crossing
1640 calls that might throw.
1641 * global.c (struct allocno): Add throwing_calls_crossed field.
1642 (global_alloc): Revert 2005-08-22 change. Initialize
1643 throwing_calls_crossed.
1644 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1647 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1650 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1651 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1652 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1653 (and64_2_operand): Tweak to use predicate.
1654 (and_operand): Adjust for mask_operand changes.
1655 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1656 (print_operand): Likewise.
1657 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1658 (mask64_1or2_operand): Delete.
1659 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1660 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1661 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1662 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1663 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1664 (rotldi3_internal4): Likewise.
1665 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1666 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1667 (ashldi3_internal7): Likewise.
1668 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1669 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1670 (anddi3 split): Don't match mask64_operand.
1671 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1672 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1673 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1674 't' splitter predicate.
1675 (movdi_internal64 + 2): Revert 2005-06-11 change.
1677 2005-08-31 DJ Delorie <dj@redhat.com>
1679 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1680 (m32c_asm_integer): Add support for 32 bit pointers.
1682 2005-08-31 Richard Henderson <rth@redhat.com>
1684 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1685 component-like references for setting MEM_NOTRAP_P.
1687 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1688 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1690 2005-08-31 Richard Henderson <rth@redhat.com>
1692 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1693 into a pseudo before applying gen_lowpart.
1695 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1697 * doc/install.texi (Specific): Update cctools version required
1698 for full functionality.
1699 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1700 linkers as -macosx_version_min.
1702 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1705 * sh.c (print_operand, %R and %S): Add handling of floating point
1706 registers, memory, constants and invalid operands.
1708 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1710 * ipa-pure-const.c: Change dump name.
1712 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1715 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1716 to "reg_or_0_operand".
1717 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1719 2005-08-31 Dale Johannesen <dalej@apple.com>
1721 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1722 loops that count down.
1724 2005-08-31 Richard Henderson <rth@redhat.com>
1727 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1728 (fixup_eh_region_note): New.
1729 (reload_as_needed): Call it.
1730 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1731 don't call find_many_sub_basic_blocks; call verify_flow_info.
1732 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1733 (keep_stack_depressed): Likewise.
1734 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1736 2005-08-31 Richard Henderson <rth@redhat.com>
1738 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1741 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1743 * expr.c (expand_expr_real_1): Compare size of address
1744 mode to target's address mode size in deciding expansion of
1745 the constant address.
1747 2005-08-31 Richard Guenther <rguenther@suse.de>
1750 * expr.c (all_zeros_p): New function.
1751 (expand_expr_real_1): Handle the case of an all-zero
1752 non-addressable constructor separately.
1754 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1756 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1757 arguments, adjust all callers.
1758 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1760 2005-08-30 Richard Henderson <rth@redhat.com>
1763 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1764 whenever the mode sizes match.
1766 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1768 * calls.c (load_register_parameters): Fix comment typo.
1769 * expr.c (emit_push_insn): Comment formatting.
1771 2005-08-30 Ian Lance Taylor <ian@airs.com>
1773 * config/i386/x-cygwin (host-cygwin): Change dependency from
1774 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1776 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1778 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1781 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1784 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1785 call to ggc_collect.
1787 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1790 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1791 beginning. Remove $(INCLUDES) from all the rules, if following
1792 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1794 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1797 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1798 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1799 not constant, but maxlen is, don't set len to maxlen, rather
1800 set maxlen to len if len is a constant.
1802 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1804 PR tree-optimization/23475
1805 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1808 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1810 Fix PR middle-end/22455
1812 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1813 Checksum only the parts of the tree that exist for the tree code.
1815 2005-08-28 Dale Johannesen <dalej@apple.com>
1817 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1819 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1821 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1823 2005-08-28 Richard Henderson <rth@redhat.com>
1825 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1826 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1829 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1832 * builtins.c (get_memory_rtx): Don't strip nops
1833 in between COMPONENT_REFs.
1835 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1838 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1840 (gimplify_modify_expr): Check for zero sized types and gimplify the
1841 rhs and lhs as statements.
1843 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1846 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1847 state for return address column of signal frames.
1849 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1852 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1853 bytes >= 2 not bytes == 2.
1854 (expand_block_move): Same.
1856 2005-08-27 Richard Guenther <rguenther@suse.de>
1859 * config/i386/sse.md (sse2_movsd): Add missing closing
1862 2005-08-27 Paul Brook <paul@codesourcery.com>
1864 * genrecog.c (enum decision_type): Add DT_num_insns.
1865 (struct decision_test): Add u.num_insns.
1866 (add_to_sequence): Add DT_num_insns test.
1867 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1868 (write_cond, debug_decision_2): Ditto.
1869 (change_state): Assume peep2_next_insn never fails.
1870 Remove "afterward" argument.
1871 (write afterward, write_tree): Update to match.
1872 * recog.c (peep2_current_count): New variable.
1873 (peep2_next_insn): Check it.
1874 (peephole2_optimize): Set peep2_current_count.
1875 * recog.h (peep2_current_count): Declare.
1877 2005-08-26 Josh Conner <jconner@apple.com>
1880 * ipa-pure-const.c (check_tree): Check for volatile-ness
1881 when considering a dereference.
1883 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1885 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1887 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1889 PR rtl-optimization/23561
1890 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1891 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1892 at most LEN bytes long memory fits into the field.
1893 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1894 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1895 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1897 2005-08-26 Richard Henderson <rth@redhat.com>
1900 * loop.c (biased_biv_may_wrap_p): New.
1901 (maybe_eliminate_biv_1): Use it to suppress non-equality
1902 comparison transformations. Delete disabled code.
1904 2005-08-26 Ian Lance Taylor <ian@airs.com>
1906 * combine.c (make_extraction): Avoid reference outside object.
1908 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1910 * stor-layout.c (finalize_type_size): Restore behaviour for
1911 non-aggregate types to the status quo ante of the patch for
1912 pr 23467. Document why it matters.
1914 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1917 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1918 array by one element, initialize the BT_LAST element with NULL.
1920 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1922 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1923 optimizing for size.
1925 (compare_plus_eqsi): Same.
1926 (plus_eqsi_compare): Same.
1927 (neg_eq0<mode>): Same.
1928 (neg_eq<mode>): Same.
1930 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1933 2005-08-26 Nick Clifton <nickc@redhat.com>
1935 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1936 TARGET_EP is not defined.
1937 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1938 TARGET_EP is enabled.
1939 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1940 * config/v850/v850.md (save_all_interrupt): Only use the EP
1941 register if TARGET_EP is defined.
1942 (restore_all_interrupt): Likewise.
1943 * config/v850/lib1funcs.asm: Update functions so that the EP
1944 register is only used if __EP__ is defined.
1946 2005-08-26 David Ung <davidu@mips.com>
1948 * config/mips/mips.c (mips_expand_prologue): Handle case when
1949 generating for MIPS16 and the outgoing argument area is more than
1950 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1953 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1955 * config/crx/crx.md: Make doloop_end pattern usage controllable
1956 via mloop-nesting=<max-nesting> command line switch. Make sure
1957 the combiner cannot use doloop_end_<mode> in an illegal way.
1958 * config/crx/crx.c: Use regs up to r6 for argument passing.
1959 Refine crx_address_cost (non cst4 displacements are expensive).
1960 * config/crx/crx.opt: Add switch for mloop-nesting=.
1962 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1964 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1965 (UNSPEC_MVST): New constant.
1967 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1969 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1970 Reject operands containing eliminable registers.
1971 * testsuite/gcc.dg/20050825-1.c: New testcase.
1973 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1974 Jan Hubicka <jh@suse.cz>
1976 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1978 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1980 PR tree-optimization/23546
1981 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1984 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1986 * params.def (PARAM_MIN_SPEC_PROB): New.
1987 * sched-rgn.c (MIN_PROBABILITY): Delete.
1988 (compute_trg_info): Convert to PARAM_VALUE.
1989 * doc/invoke.texi (param): Document min-spec-prob.
1991 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1993 * config/darwin.h: define __PIC__
1994 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1995 TARGET_OS_CPP_BUILTINS macro.
1997 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1999 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2002 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2004 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2006 * cfghooks.c (duplicate_block): Added position where to place
2007 new block as argument.
2008 * cfghooks.h (duplicate_block): Declaration changed.
2009 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2011 * cfglayout.h (copy_bbs): Declaration changed.
2012 * cfgloop.h (loop_version): Declaration changed.
2013 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2014 position to copy_bbs.
2015 (loop_version): Pass position to duplicate_loop_to_header_edge.
2016 Add place_after argument and position new blocks according to
2018 * modulo-sched.c (sms_schedule): Pass place_after argument
2020 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2021 * tree-cfg.c (split_edge_bb_loc): New function.
2022 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2023 to determine position of new blocks.
2024 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2026 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2027 argument to duplicate_block.
2028 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2029 Pass position to copy_bbs.
2031 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2033 * fold-const.c (ptr_difference_const): Use
2034 cst_and_fits_in_hwi instead of host_integerp.
2036 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2038 * config/darwin.c (gen_pic_offset): New.
2039 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2042 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2044 PR tree-optimization/23486
2045 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2047 2005-08-23 Phil Edwards <phil@codesourcery.com>
2049 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2050 remove use_collect2.
2051 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2053 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2054 configuration files to override the default value.
2056 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2057 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2058 * config/vx-common.h: New file, split out from...
2059 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2060 * config/vxworksae.h: New file, for VxWorks AE.
2061 * config/vxworks.opt: New file.
2062 * config/vxlib.c: Update for VxWorks 6.
2064 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2065 other MULTILIB_* variables appropriately.
2066 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2067 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2068 * config/rs6000/vxworks.h: Update for VxWorks 6.
2069 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2071 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2074 * config/darwin.c (machopic_select_section): Remove the hack to
2075 mark "::operator new" and "::operator delete" for coalescing
2076 even though they are not weak.
2078 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2080 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2081 * configure: Regenerate.
2083 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2086 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2088 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2089 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2092 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2094 * config/rs6000/predicates.md (equality_operator): New.
2095 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2096 comparison with a large constant.
2098 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2100 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2102 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2104 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2105 registers is even, and we have a hardware double precision fp,
2107 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2108 size of current argument when checking if argument was passed in
2111 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2114 * stor-layout.c (finalize_type_size): Dont override
2115 existing alignment with a smaller alignment from the mode.
2117 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2119 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2120 * lambda.h (lambda_vector_lexico_pos): ... here.
2121 * tree-data-ref.c (build_classic_dist_vector): Return false when
2122 the distance vector is lexicographically negative.
2124 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2126 PR tree-optimization/23511
2127 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2128 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2130 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2132 PR tree-optimization/22043
2133 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2134 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2135 If ALLOW_FLEXARR, handle types ending with flexible array member.
2136 Pass false as second argument to recursive count_type_elements calls.
2137 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2138 argument to count_type_elements call.
2139 * tree-sra.c (decide_block_copy): Likewise.
2140 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2141 for a constant-sized object, set cleared as well. Pass true as
2142 second argument to count_type_elements call.
2144 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2147 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2148 from legitimate_small_data_p, and make global. Update use.
2149 Remove forward declaration.
2150 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2152 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2154 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2156 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2157 of scratch intermediates.
2158 (eq<mode>_compare): Same.
2159 (neg_eq0<mode>): New.
2160 (neg_eq<mode>): Convert to define_insn_and_split.
2162 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2165 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2166 stdarg functions, set/clear the fp marker even when no variable
2168 * config/rs6000/sysv4.opt (mprototype): Describe.
2170 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2172 PR rtl-optimization/23478
2173 * regs.h (reg_info): Add throw_calls_crossed.
2174 (REG_N_THROWING_CALLS_CROSSED): Define.
2175 * flow.c (allocate_reg_life_data): Initialize
2176 REG_N_THROWING_CALLS_CROSSED.
2177 (propagate_one_insn, attempt_auto_inc): Update
2178 REG_N_THROWING_CALLS_CROSSED.
2179 * global.c (global_alloc): Don't allocate pseudos across
2180 calls that may throw.
2182 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2185 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2186 value is inbetween the range if we did not find an exact match.
2188 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2190 * doc/invoke.texi (Option Summary): Add ms1 options.
2191 * doc/extend.texi: Document interrupt handler attribute for ms1.
2192 * doc/md.texi: Document ms1 constraints.
2193 * config.gcc: Add ms1-*-elf.
2194 * config/ms1/ms1.h: New.
2195 * config/ms1/ms1.c: New.
2196 * config/ms1/ms1.md: New.
2197 * config/ms1/ms1-protos.h: New.
2198 * config/ms1/ABI.txt: New.
2199 * config/ms1/crti.asm: New.
2200 * config/ms1/crtn.asm: New.
2201 * config/ms1/lib2extra-funcs.c: New.
2202 * config/ms1/t-ms1: New.
2203 * config/ms1/ms1.opt: New.
2205 2005-08-22 Ira Rosen <irar@il.ibm.com>
2207 * config/rs6000/altivec.md (xorv4sf3): New.
2208 (negv4sf2, neg<mode>2): Likewise.
2210 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2213 * config/ia64/ia64.md (divsi3): Check divide by zero.
2214 (udivsi3): Likewise.
2216 (udivdi3): Likewise.
2218 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2220 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2221 up to elem_bitsize bits, not max_bitsize.
2223 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2225 PR tree-optimization/23433
2226 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2227 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2229 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2231 PR tree-optimization/23434
2232 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2233 the iteration bound is not an INTEGER_CST.
2235 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2237 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2238 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2239 NULL if need_epilog_adjust is false.
2240 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2241 Case 3 always peels first itration, not just for PLUS case, and no need
2242 to use scalar_initial_def here. Create an epilog adjustment only if
2243 scalar_initial_def is not NULL.
2245 (vectorizable_reduction): Remove assert.
2247 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2250 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2251 (__moddi3): Likewise.
2252 (__udivdi3): Likewise.
2253 (__umoddi3): Likewise.
2254 (__divsi3): Likewise.
2255 (__modsi3): Likewise.
2256 (__udivsi3): Likewise.
2257 (__umodsi3): Likewise.
2259 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2261 * tree-pass.h (TDF_GRAPH): Define.
2262 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2263 * passes.c (finish_optimization_passes): Only call
2264 finish_graph_dump_file if TDF_GRAPH is set.
2265 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2266 NULL. Set TDF_GRAPH bit.
2267 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2269 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2271 * arm.h (arm_stack_offsets): Add locals_base field.
2272 * arm.c (arm_get_frame_offsets): Compute it.
2273 (thumb_compute_initial_elimination offset): Make the Thumb frame
2274 pointer point to the base of the local variables.
2275 (thumb_expand_prologue): Update accordingly.
2276 (thumb_expand_epilogue): Likewise.
2278 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2279 mode of clobbered scratch to DImode. Handle a case that's known to
2282 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2284 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2285 (gt0<mode>_compare): Delete.
2286 (neg_gt0<mode>): Delete.
2288 2005-08-19 Eric Christopher <echristo@apple.com>
2290 * optabs.h: Change CTI_ to COI_.
2293 2005-08-19 James E Wilson <wilson@specifix.com>
2295 * builtins.c (expand_builtin_return_addr): Set
2296 current_function_accesses_prior_frames when count != 0. Use
2297 frame_pointer_rtx when count == 0.
2298 * function.h (struct function): Add accesses_prior_frames field.
2299 (current_function_accesses_prior_frames): Define.
2300 * reload1.c (init_elim_table): Check
2301 current_function_accesses_prior_frames.
2302 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2304 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2306 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2307 indicator. Return true if the flowgraph changed during
2310 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2313 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2314 conditional expression before testing its value.
2316 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2318 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2320 2005-08-19 Devang Patel <dpatel@apple.com>
2322 PR tree-optimization/23048
2323 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2324 third parameter. Check whether latch is dominated by exit
2326 (if_convertible_loop_p): Supply exit block itself to
2327 if_convertible_bb_p.
2329 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2332 * arm.md (arm_load_pic_register): Change argument to the mask of
2333 saved registers. Call thumb_find_work_register if we need a
2334 scratch register on Thumb.
2335 (arm_expand_prologue): Pass empty register set to
2336 arm_load_pic_register.
2337 (thumb_expand_prologue): Pass live_regs_mask directly to
2338 arm_load_pic_register.
2339 * arm-protos.h (arm_load_pic_register): Update prototype.
2341 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2343 * sh.c (find_sole_member): New function.
2344 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2345 if the record's alignment is larger than the size of its only member.
2347 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2350 * arm.c (thumb_legitimize_reload_address): New function.
2351 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2352 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2354 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2356 * config/crx/crx.c: Implement crx_decompose_address. Reject
2357 symbolic displacements since CRX register relative adressing
2358 mode can't handle unsigned 32-bit values as displacements.
2359 * config/crx/crx.h: Simplify definitions, remove redundant
2360 parenthesis and obsolete macros.
2361 * config/crx/crx.opt: Add new switch for debugging addresses.
2362 * config/crx/crx-protos.h: Add new declarations for above.
2364 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2367 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2370 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2372 * collect2.c (dup2): Delete.
2373 * configure.ac: Don't check for dup2.
2375 * config.in, configure: Regenerate.
2377 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2379 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2380 record with the type of its only member.
2382 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2384 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2385 define_insn_and_split.
2386 (plus_ltu<mode>_compare): Same.
2387 (gtu<mode>_compare): Same.
2388 (plus_gtu<mode>_compare): Same.
2390 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2392 PR tree-optimization/22228
2393 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2395 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2396 are recorded in vect_vnames_to_rename for renaming.
2397 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2398 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2399 in vect_vnames_to_rename.
2400 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2401 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2403 2005-08-18 Jan Hubicka <jh@suse.cz>
2406 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2407 info only for local statics, not for member variables.
2409 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2411 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2413 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2415 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2417 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2420 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2422 2005-08-17 James E Wilson <wilson@specifix.com>
2424 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2427 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2429 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2430 (leu<mode>_compare): Same.
2431 (plus_leu<mode>): Same.
2432 (neg_leu<mode>): Same.
2433 (and_neg_leu<mode): Same.
2434 (ltu<mode>_compare): Same.
2435 (plus_ltu<mode>): Same.
2437 (geu<mode>_compare): Same.
2438 (plus_geu<mode>): Same.
2439 (neg_geu<mode>): Same.
2440 (and_neg_geu<mode>): Same.
2441 (plus_gt<mode>): Same.
2442 (gtu<mode>_compare): Same.
2443 (plus_gtu<mode>): Same.
2445 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2447 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2448 Move call_table_data to end. Delete spurious .text.
2449 (callt_save_all_interrupt): Fix comment typo.
2451 2005-08-17 James E Wilson <wilson@specifix.com>
2452 Kevin Winchester <winchester@amirix.com>
2455 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2457 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2460 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2461 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2463 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2465 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2466 record with the type of its only member if the modes don't match.
2468 * varasm.c (decode_reg_name): Skip empty additional register names.
2470 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2472 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2473 lsm_tmp_name_length): New.
2474 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2475 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2477 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2478 Andreas Krebbel <krebbel1@de.ibm.com>
2480 * config.gcc: Added z9-109 switch.
2481 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2482 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2483 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2484 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2485 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2486 for "z9_109" cpu attribute.
2487 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2488 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2489 (s390_handle_arch_option): Added z9-109 switch.
2490 (override_options): Set respective cost function for z9-109.
2491 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2492 (legitimate_reload_constant_p): Accept extended immediates.
2493 (print_operand): Three new output modifiers added: k, m and o.
2494 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2495 (s390_output_mi_thunk): Use extended immediate when possible.
2496 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2497 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2498 (CONSTRAINT_LEN): Added length of O constraint.
2499 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2500 * config/s390/s390.md ("cpu"): New value z9_109 added.
2501 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2502 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2503 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2504 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2505 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2506 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2507 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2508 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2509 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2510 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2511 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2512 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2513 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2514 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2515 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2517 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2518 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2519 insns for TARGET_EXTIMM.
2521 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2523 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2525 2005-08-17 Nick Clifton <nickc@redhat.com>
2527 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2528 Call default_encode_section_info.
2530 2005-08-17 Steven Bosscher <stevenb@suse.de>
2532 PR tree-optimization/21574
2533 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2534 constant, return CONSTANT.
2535 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2536 (ccp_fold, visit_assignment): Likewise.
2537 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2539 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2541 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2542 fold_buildN instead of buildN then fold_initializer or fold.
2543 (build_unary_op): Likewise.
2544 (build_binary_op): Likewise.
2545 * fold-const.c (fold_initializer): Remove.
2546 (fold_build1_initializer): New function.
2547 (fold_build2_initializer): New function.
2548 (fold_build3_initializer): New function.
2549 * tree.h (fold_initializer): Remove.
2550 (fold_build1_initializer): New function.
2551 (fold_build2_initializer): New function.
2552 (fold_build3_initializer): New function.
2554 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2556 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2557 (try_move_mult_to_index): Call fold_build2 instead of build2.
2558 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2559 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2560 fold_binary_to_constant.
2561 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2563 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2564 check if A == gcd (A, B). Remove TYPE argument.
2565 (analyze_offset) Use fold_build2 instead of fold (build.
2566 (create_data_ref): Likewise.
2567 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2568 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2571 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2573 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2574 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2576 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2579 * gimplify.c (zero_sized_type): New function.
2580 (gimplify_modify_expr_rhs): If we have a zero sized type,
2581 replace the statement with an empty statement.
2583 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2585 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2588 2005-08-16 Ian Lance Taylor <ian@airs.com>
2590 * doc/tm.texi (Label Output): Correct typo.
2592 2005-08-16 Steven Bosscher <stevenb@suse.de>
2595 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2596 force_operand will work later on using have_insn_for.
2598 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2600 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2602 2005-08-16 Ian Lance Taylor <ian@airs.com>
2605 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2606 vector type, don't try to construct it element by element. Add an
2607 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2609 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2611 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2613 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2615 * doc/invoke.texi (Precompiled Headers): Document some more options
2616 which are known to be safe.
2618 2005-08-16 James E Wilson <wilson@specifix.com>
2620 PR tree-optimization/21105
2621 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2622 TREE_OVERFLOW check.
2624 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2626 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2627 (neg_ltu<mode>): Same.
2629 (neg_gtu<mode>): Same.
2631 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2633 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2634 (fold_builtin_isdigit): Use fold_buildN.
2635 (build_function_call_expr): Likewise.
2636 * c-typeck.c (c_finish_loop): Likewise.
2638 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2639 Richard Shann <rshann@superh.com>
2641 PR middle-end/20396:
2642 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2644 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2646 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2648 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2651 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2652 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2655 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2658 * fold-const.c (build_range_check): Disable optimization for function
2659 pointer expressions on targets that require function pointer
2662 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2664 * simplify-rtx.c (simplify_const_relational_operation): When
2665 extracting arguments of a COMPARE, recompute the mode as well.
2667 2005-08-15 Ian Lance Taylor <ian@airs.com>
2669 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2671 2005-08-15 DJ Delorie <dj@redhat.com>
2673 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2675 (movsi_splittable): Allow, but split, moves to the stack.
2676 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2679 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2681 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2682 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2683 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2685 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2686 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2687 Delete HOST_PTR_PRINTF.
2689 * configure, config.in: Regenerate.
2691 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2693 * config/rs6000/rs6000.md (QHSI): New mode macro.
2694 (wd): Extend mode attr for QImode and HImode
2695 (dbits): New mode attr.
2696 (zero_extend<mode>di2): Convert to mode macro.
2698 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2701 * doc/invoke.texi (-mgnu-ld): Update description.
2704 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2707 * Makefile.in (tree-chrec.o): Depends on real.h.
2708 * tree-chrec.c: Include real.h.
2709 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2710 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2711 * tree-scalar-evolution.c (add_to_evolution_1,
2712 interpret_rhs_modify_expr): Ditto.
2714 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2717 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2718 step is negative compute the estimation from init downwards to zero.
2720 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2722 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2724 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2726 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2728 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2729 Accept double-word constants that can be split.
2730 * config/s390/s390.md ("movti"): Use 'P' constraint.
2731 ("*movdi_31", "*movdf_31"): Likewise.
2733 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2735 Fix PR tree-optimization/22615
2737 * tree-ssa-structalias.c (solution_set_add): Handle
2738 first_vi_for_offset returning NULL.
2739 (do_da_constraint): Ditto.
2740 (do_sd_constraint): Ditto.
2741 (do_ds_constraint): Ditto
2742 (find_func_aliases): Ditto.
2743 (build_constraint_graph): RHS is allowed be ANYTHING.
2744 (first_vi_for_offset): Return NULL if we couldn't find anything at
2747 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2749 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2750 over memory as first operand.
2752 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2755 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2756 available for setting it.
2758 2005-08-14 Ira Rosen <irar@il.ibm.com>
2760 PR tree-optimization/23320
2761 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2762 data-refs' types instead of base object nullness. Add check for
2763 pointer type data-refs before first location comparison. Remove
2766 2005-08-14 Andreas Schwab <schwab@suse.de>
2768 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2770 2005-08-13 James E Wilson <wilson@specifix.com>
2772 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2773 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2774 -fstack-protector-all, --param ssp-buffer-size): Document.
2775 (-Wvariadic-macros): Alphabetize.
2776 (-fsched-stalled-insns-dep): Add missing 'f'.
2778 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2781 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2783 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2784 or indirect address operand.
2785 (EXTRA_ADDRESS_CONSTRAINT): New.
2786 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2788 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2790 PR tree-optimization/22236
2791 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2792 successors and predecessors.
2793 * tree-chrec.c (chrec_convert): Before converting, check that
2794 sequences don't wrap.
2795 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2796 (analyze_array): Extern.
2797 (find_data_references_in_loop): Remove call to
2798 compute_estimated_nb_iterations.
2799 * tree-data-ref.h (analyze_array): Declared.
2800 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2801 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2802 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2803 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2805 * tree-ssa-loop-ivcanon.c: Fix documentation.
2806 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2807 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2808 (infer_loop_bounds_from_undefined): New.
2809 (estimate_numbers_of_iterations_loop): Use
2810 infer_loop_bounds_from_undefined.
2811 (used_in_pointer_arithmetic_p): New.
2812 (scev_probably_wraps_p): Pass an extra parameter. Call
2813 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2814 (convert_step): Fix documentation.
2815 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2816 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2817 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2818 scev_probably_wraps_p.
2820 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2822 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2823 (s390_register_info): Ignore clobbered_regs information for fixed
2824 registers, and only fixed registers.
2825 (s390_init_frame_layout): Remove redundant call.
2827 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2829 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2830 description of -Wold-style-casts.
2832 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2833 Jakub Jelinek <jakub@redhat.com>
2835 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2836 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2837 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2838 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2839 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2840 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2841 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2842 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2843 ("stack_protect_set", "stack_protect_test"): New expanders.
2844 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2845 "stack_protect_testdi"): New insn definitions.
2847 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2849 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2851 2005-08-12 Paul Brook <paul@codesourcery.com>
2853 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2855 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2857 * config/s390/predicates.md (setmem_operand): New predicate.
2858 (shift_count_operand): Accept ANDs with special constants as
2860 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2861 with special constants.
2862 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2863 shift_count_operand with setmem_operand.
2865 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2867 * config/s390/s390.c (s390_extract_part, s390_single_part):
2869 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2870 (s390_output_mi_thunk): Don't use lg on 31 bit.
2871 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2872 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2874 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2876 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2877 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2878 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2879 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2880 with one of the new macros.
2882 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2884 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2885 Don't set save_return_addr_p.
2886 (s390_register_info): Make clobbered_regs not depending on
2889 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2891 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2892 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2894 2005-08-11 James E. Wilson <wilson@specifix.com>
2896 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2898 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2900 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2901 locations gathered by var-tracking in single entry loc_list
2902 over loc_descriptor_from_tree.
2904 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2905 pass it down to loc_descriptor.
2906 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2907 (containing_function_has_frame_base): Move earlier in the file.
2908 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2909 instead of always assuming fbreg can't be used.
2911 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2913 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2914 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2915 Accept address wrapped in AND for Altivec.
2916 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2917 Strip AND wrapping offset address for Altivec.
2919 2005-08-11 Richard Henderson <rth@redhat.com>
2922 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2923 before using TYPE_IS_SIZETYPE.
2925 2005-08-11 Richard Henderson <rth@redhat.com>
2928 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2929 insn types not present on ev4.
2930 (alphaev5_insn_pipe): Similarly.
2932 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2935 * arm.c (arm_override_options): If the user has selected callee-super-
2936 interworking, then enable normal interworking.
2938 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2940 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2943 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2945 * doc/rtl.texi: Fix two typos.
2947 2005-08-11 Richard Guenther <rguenther@suse.de>
2950 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2951 cases where we call to/from functions returning void.
2953 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2956 * tree.c (build_pointer_type_for_mode): Robustify.
2958 2005-08-10 James E Wilson <wilson@specifix.com>
2960 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2961 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2963 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2966 2005-08-10 Eric Christopher <echristo@apple.com>
2968 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2969 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2972 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2975 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2976 for the high part when generating dynamic-no-pic code.
2978 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2980 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2981 (x86_64-*-linux*): Likewise.
2983 * config/i386/crtfastmath.c: New file.
2984 * config/i386/t-crtfm: Likewise.
2986 * config/i386/linux.h (ENDFILE_SPEC): New.
2987 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2989 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2992 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2994 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2995 (vec_shl, vec_shr): Document new operations.
2996 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2998 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3000 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3001 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3002 change predicate to indexed_or_indirect_address.
3004 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3006 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3007 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3008 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3009 and __aeabi_uwrite8.
3010 * config/arm/unaligned-funcs.c: New file.
3011 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3013 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3015 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3017 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3018 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3020 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3021 * final.c (pass_shorten_branches): Add dump.
3022 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3023 (pass_life): Rename dump.
3024 (rest_of_handle_flow2): Remove initial verify_flow_info.
3025 * function.c (pass_instantiate_virtual_regs): Add dump.
3026 * integrate.c (pass_initial_value_sets): Add dump.
3027 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3028 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3029 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3030 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3031 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3032 gate_rtl_unrool_and_peel_loops): New.
3033 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3034 rtl_doloop): Do not look at flags.
3035 * mode-switching.c (pass_mode_switching): Add dump.
3036 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3037 pass_split_before_regstack): Add dump.
3038 * regmove.c (pass_stack_adjustments): Add dump.
3039 * tree-optimize.c (pass_fixup_cfg): Add dump.
3041 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3044 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3045 deciding which instruction sequence to use.
3047 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3049 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3050 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3052 2005-08-09 Richard Guenther <rguenther@suse.de>
3054 * c-common.c (builtin_function_2): Remove.
3055 (def_builtin_1): New function.
3056 (c_common_nodes_and_builtins): Use def_builtin_1 to
3057 build builtin functions.
3059 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3061 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3062 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3063 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3066 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3068 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3069 fold_binary instead of fold_build2 since we don't care about the
3071 (loop_niter_by_eval): Likewise.
3072 (compare_trees): Likewise.
3073 (proved_non_wrapping_p): Likewise.
3075 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3079 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3080 if the if is really empty.
3082 2005-08-09 Steven Bosscher <stevenb@suse.de>
3084 PR tree-optimization/23234
3085 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3086 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3087 argument of the new enum.
3088 (execute_cse_reciprocals): Add reciprocals for function arguments
3089 on the unique successor edge of the entry block. Update other calls
3090 to execute_cse_reciprocals_1.
3092 2005-08-08 Richard Henderson <rth@redhat.com>
3095 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3097 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3099 * expr.c (write_complex_part): Return after handling MEM.
3101 2005-08-08 Josh Conner <jconner@apple.com>
3103 PR rtl-optimization/23241
3104 * combine.c (simplify_comparison): Fix error in determining
3105 whether to lift a subreg from comparison.
3107 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3110 * config/rs6000/altivec.md (vec_init<mode>): New.
3111 (vec_set<mode>): New.
3112 (vec_extract<mode>): New.
3113 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3114 (rs6000_expand_vector_set): New.
3115 (rs6000_expand_vector_extract): New.
3116 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3117 for Altivec modes before reload.
3118 (altivec_expand_vec_init_builtin): New.
3119 (get_element_number): New.
3120 (altivec_expand_vec_set_builtin): New.
3121 (altivec_expand_vec_ext_builtin): New.
3122 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3124 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3126 * config/rs6000/rs6000.h (rs6000_builtins): Add
3127 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3128 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3129 * config/rs6000/rs6000-protos.h: Declare new functions.
3131 2005-08-08 Jan Hubicka <jh@suse.cz>
3133 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3134 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3135 * i386.md (movdi*): Use pic_32bit_operand.
3136 * predicates.md (pic_32bit_operand): New.
3138 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3141 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3143 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3145 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3146 (test_for_singularity): Use fold_build2.
3148 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3150 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3152 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3154 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3155 (COMMON_ASM_OP) Define.
3156 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3157 (ix86_encode_section_info): Likewise.
3158 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3159 SUBTARGET_ENCODE_SECTION_INFO.
3161 2005-08-06 Richard Henderson <rth@redhat.com>
3164 * tree-nested.c (convert_local_reference): Save and restore val_only
3165 around component_ref and friends. Clear walk_subtrees by default.
3167 2005-08-06 Peter O'Gorman <peter@pogma.com>
3170 * gcc.c (process_command): Check the argument to -b has a dash.
3171 * doc/invoke.texi: Update -b and -V docs.
3173 2005-08-06 James E Wilson <wilson@specifix.com>
3175 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3177 2005-08-06 Michael Matz <matz@suse.de>
3179 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3180 member only if only one insn is associated with the value.
3182 2005-08-06 Nick Clifton <nickc@redhat.com>
3184 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3186 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3187 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3188 Check symbol flags instead of symbol name mangling.
3189 (xstormy16_asm_output_aligned_common): Likewise. Also
3190 simplify code since the bss100_section cass is the only case
3191 where the below100 code will be triggered.
3192 (xstormy16_encode_section_info): Encode below100 attribute
3193 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3195 (xstormy16_strip_name_encoding): Delete - this function is no
3197 (TARGET_STRIP_NAME_ENCODING): Undefine.
3198 * config/stormy16/stormy16-protos.h: Delete prototype for
3199 xstormy16_strip_name_encoding.
3201 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3203 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3204 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3205 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3206 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3207 config/alpha/predicates.md, config/arc/arc.h,
3208 config/arm/arm.h, config/arm/ieee754-df.S,
3209 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3210 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3211 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3212 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3213 config/m68hc11/m68hc11.h, config/mips/mips.c,
3214 config/mips/mips.h, config/mips/openbsd.h,
3215 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3216 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3217 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3218 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3219 config/sparc/linux.h, config/sparc/linux64.h,
3220 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3221 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3222 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3223 typos. Follow spelling conventions.
3225 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3228 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3229 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3230 specially. Check for side effects only for COND_EXPR.
3231 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3232 return with TREE_NO_WARNING.
3234 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3236 PR rtl-optimization/23233
3237 * loop.c (combine_movables): Require the modes to be the same.
3238 (move_movables): Remove handling of cases where the replacement
3239 had a different mode to the original.
3241 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3243 PR tree-optimization/23128
3244 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3245 subtraction wrap, and set TREE_OVERFLOW if they do.
3247 2005-08-05 Richard Henderson <rth@redhat.com>
3250 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3251 FORCED_LABEL labels.
3253 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3256 * reload.c (find_reloads_subreg_address): Pass down TYPE
3257 unchanged. Change all callers except find_reloads_toplev.
3259 2005-08-05 Michael Matz <matz@suse.de>
3261 * genattrtab.c (current_alternative_string): Remove.
3262 (SIMPLIFY_ALTERNATIVE): Ditto.
3263 (attr_alt_bit_p): Ditto.
3264 (alternative_name): Make const char *.
3265 (evaluate_eq_attr): Remove use of above things.
3266 (simplify_test_exp): Ditto.
3267 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3268 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3270 2005-08-04 James E Wilson <wilson@specifix.com>
3272 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3273 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3274 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3275 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3276 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3278 2005-08-04 Richard Henderson <rth@redhat.com>
3281 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3282 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3283 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3284 if we'd have to instantiate too many members.
3286 2005-08-04 Richard Henderson <rth@redhat.com>
3289 * tree-outof-ssa.c (coalesce_asm_operands): New.
3290 (coalesce_ssa_name): Use it. Split out ...
3291 (coalesce_phi_operands, coalesce_result_decls): ... these.
3293 2005-08-04 Paul Brook <paul@codesourcery.com>
3295 * read-rtl.c (read_quoted_string): Break if EOF.
3297 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3299 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3300 (fold_build2): Likewise.
3301 (fold_build3): Likewise.
3302 (fold_build1_stat): New function prototype.
3303 (fold_build2_stat): Likewise.
3304 (fold_build3_stat): Likewise.
3305 * fold-const.c (fold_build1): Rename to ..
3306 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3307 through to build1_stat.
3308 (fold_build2): Rename to ..
3309 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3310 through to build2_stat.
3311 (fold_build3): Rename to ..
3312 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3313 through to build3_stat.
3315 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3316 Ian Lance Taylor <ian@airs.com>
3318 * function.c (assign_stack_local_1): Do not correct stack slot
3319 address if allocation size is smaller than mode size.
3321 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3324 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3325 (tree_merge_blocks): Propagate anything allowed by
3327 Clarify documentation.
3328 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3329 SSA form, schedule an update if necessary.
3331 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3333 * doc/install.texi (Binaries): Remove broken link to
3334 Sinix/Reliant Unix binaries.
3336 2005-08-03 Richard Henderson <rth@redhat.com>
3339 * function.c (stack_protect_epilogue): Export.
3340 * tree.h (stack_protect_epilogue): Declare.
3341 * calls.c (expand_call): Call it.
3343 2005-08-03 Eric Christopher <echristo@apple.com>
3345 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3346 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3349 2005-08-04 Jan Hubicka <jh@suse.cz>
3351 * profile.c (branch_prob): Split edges with goto locus on them
3352 to get proper line counts.
3353 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3355 2005-08-03 Paul Brook <paul@codesourcery.com>
3357 * function.c (assign_parms): Round current_function_args_size
3358 to PARM_BOUNDARY, not STACK_BOUNDARY.
3360 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3362 * config/i386/i386.c (x86_elf_aligned_common)
3363 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3365 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3367 PR tree-optimization/23157
3368 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3369 before emitting them.
3371 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3373 PR tree-optimization/19899
3374 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3375 * tree-scalar-evolution.c: Include real.h.
3376 (add_to_evolution): Build constant -1 of correct type.
3378 2005-08-03 Jan Hubicka <jh@suse.cz>
3380 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3381 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3382 profile updating for complette unrolling.
3383 * loop-unroll.c (peel_loop_completely): Use it.
3384 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3385 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3388 2005-08-03 Paul Brook <paul@codesourcery.com>
3390 * combine.c (can_change_dest_mode): New function.
3391 (try_combine, simplify_set): Use it.
3393 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3395 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3398 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3400 * doc/install.texi (Specific): Adjust link to openavr.org.
3401 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3402 (Binaries): Adjust HP-UX Porting Center link.
3403 (Binaries): Adjust Free Software Foundation ordering link.
3405 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3407 * convert.c (convert_to_integer): Use fold_build1 instead of
3408 build1 when converting an integer to an integer.
3410 2005-08-02 Richard Henderson <rth@redhat.com>
3412 * combine.c (combine_instructions): Don't use reg_equal/equiv
3413 results if the mode doesn't match.
3415 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3417 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3418 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3420 2005-08-02 Richard Henderson <rth@redhat.com>
3423 * explow.c (memory_address): Remove special-case for
3424 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3426 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3429 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3430 number of calls to cleanup_tree_cfg_1.
3432 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3434 * doc/invoke.texi: document file extensions .F90 and .F95
3436 2005-08-02 Richard Guenther <rguenther@suse.de>
3438 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3439 positive if its first argument is positive.
3441 2005-08-02 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/23177
3444 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3447 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3449 PR tree-optimization/23129
3450 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3451 varying for divisions with anti-ranges.
3453 2005-08-02 Jan Hubicka <jh@suse.cz>
3455 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3456 * tree-ssa-threadupdate.c (thread_block): Add it here.
3458 2005-08-01 James E Wilson <wilson@specifix.com>
3460 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3461 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3462 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3464 * config/mips/predicates.md (const_call_insn_operand): Add check for
3465 SYMBOL_REF_LONG_CALL_P.
3466 * doc/extend.texi (long_call): Document the new attribute.
3468 2005-08-01 Ian Lance Taylor <ian@airs.com>
3469 Richard Henderson <rth@redhat.com>
3471 * Makefile.in (RTL_BASE_H): Add real.h.
3472 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3474 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3476 * rtl.c (rtl_check_failed_code_mode): New.
3477 * rtl.h (struct rtx_def): Add u.rv.
3478 (XCMWINT, XCNMPRV): New.
3479 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3480 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3482 2005-08-01 Richard Henderson <rth@redhat.com>
3484 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3485 with auto-inc codes.
3487 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3489 2005-08-01 Jan Hubicka <jh@suse.cz>
3491 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3492 * i386.c: Include dwarf2.h
3493 (asm_preferred_eh_data_format): New.
3494 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3496 2005-08-01 Ian Lance Taylor <ian@airs.com>
3498 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3499 randomize_va_space for virtual address randomization control.
3501 2005-08-01 Steven Bosscher <stevenb@suse.de>
3503 * common.opt (flag_ipa_cp): Put in right place to maintain
3506 2005-08-01 Jan Hubicka <jh@suse.cz>
3508 * profile.c (compute_value_histograms): Fix thinko.
3509 * value-prof.c: Include toplev.h
3510 (check_counter): New function.
3511 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3512 tree_mod_subtract_transform): Add sanity check.
3514 2005-08-01 Richard Guenther <rguenther@suse.de>
3516 PR tree-optimization/23133
3517 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3518 current functions parameter decls to find defs to cse
3521 2005-08-01 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/23109
3524 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3525 If trapping math is in effect, use post-dominator information
3526 to check if we'd in any case reach a trapping point before
3527 doing the reciprocal insertion.
3528 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3529 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3530 expressions are invariant only if trapping math is not in effect.
3532 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3534 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3535 cgraph_function_versioning): New declarations.
3536 * cgraphunit.c: Add include to ipa-prop.h.
3537 (update_call_expr, cgraph_copy_node_for_versioning,
3538 cgraph_function_versioning): New functions.
3539 * integrate.c (copy_decl_for_inlining): Remove.
3540 * ipa-prop.h (ipa_replace_map): New struct.
3541 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3542 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3543 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3544 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3545 ipcp_iterate_stage, ipcp_method_scale_print,
3546 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3547 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3548 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3549 ipcp_update_bb_counts, ipcp_update_profiling,
3550 ipcp_update_edges_counts): New functions.
3551 (ipcp_method_cval_init): Remove restriction regarding local methods.
3552 (ipcp_init_stage): Add ipcp_method_compute_scale.
3553 (ipcp_insert_stage): Add versioning.
3554 (ipcp_structures_print): Add ipcp_method_scale_print.
3555 (ipcp_driver): Dump profiling info.
3556 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3557 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3558 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3559 (struct inline_data): Add versioning_p, ipa_info, new fields.
3560 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3561 declare_return_variable): Replace calls to copy_decl_for_inlining with
3563 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3565 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3566 Add argument VERSIONING.
3567 (copy_arguments_for_versioning, copy_static_chain,
3568 function_versionable_p, tree_versionable_function_p,
3569 tree_function_versioning, replace_ref_tree): New functions.
3570 * tree-inline.h: Include varray.h.
3571 (tree_versionable_function_p, tree_function_versioning,
3572 tree copy_decl_for_dup): New declarations.
3574 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3576 * ipa-cp.c: New file. Contains IPCP specific functionality.
3577 * ipa-prop.h: New file. Contains structures/definitions that can be
3578 used by several interprocedural data flow optimizations (and also IPCP).
3579 * ipa-prop.c: New file.
3580 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3581 * common.opt: Add ipa-cp flag.
3582 * timevar.def: Add IPCP optimization.
3583 * tree-optimize.c (init_tree_optimization_passes): Schedule
3585 * tree-pass.h (pass_ipa_cp): Declare.
3587 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3589 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3590 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3591 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3592 config/i386/i386.c, config/mips/mips.h,
3593 config/rs6000/rs6000.h, config/sh/sh.c,
3594 config/stormy16/stormy16.c: Fix comment typos.
3596 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3599 * c-typeck.c (build_binary_op): Use common_type wrapper on
3601 (common_type): Update comment.
3603 2005-07-31 Steven Bosscher <stevenb@suse.de>
3606 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3607 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3608 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3610 2005-07-31 Jan Hubicka <jh@suse.cz>
3612 * pretty-print.h (pp_widest_integer): New macro.
3613 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3616 2005-07-31 Jan Hubicka <jh@suse.cz>
3618 * output.h (enum section_category): Export from varasm.c
3619 (categorize_decl_for_section): Likewise.
3620 * varasm.c (enum section_category): Kill.
3621 (categorize_decl_for_section): Make global.
3622 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3624 * i386.c (ix86_section_threshold): New static variable.
3625 (ix86_in_large_data_p, ix86_encode_section_info,
3626 x86_64_elf_unique_section,
3627 x86_64_elf_select_section): New functions.
3628 (TARGET_ENCODE_SECTION_INFO): Define
3629 (override_options): Enable medium model for PIC.
3630 (ix86_expand_prologue): Expand gen_set_got_rex64.
3631 (legitimate_constant_p): Handle new UNSPECs.
3632 (legitimate_pic_address_disp_p): Likewise.
3633 (legitimize_pic_address): Lower MEDIUM model addressing.
3634 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3635 (enum cmodel): Add MEDIUM_PIC.
3636 (SYMBOL_REF_FAR_ADDR_P): New macro.
3637 (SYMBOL_FLAG_FAR_ADDR): New flag.
3638 * i386.md (movdi): Support medium model.
3639 (set_got_rex64): New pattern.
3640 * i386.opt (mlarge-data-threshold): New flag.
3641 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3642 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3643 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3644 TARGET_ASM_UNIQUE_SECTION): New.
3646 * invoke.texi (-mlarge_data_threshold): Document
3648 2005-07-31 Jan Hubicka <jh@suse.cz>
3650 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3651 (coalesce_vars): Likewise.
3652 * tree-ssa-live.c (coalesce_cost): New.
3653 (build_tree_conflict_graph): Use coalesce_cost.
3654 * tree-ssa-live.h (coalesce_cost): Declare.
3656 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3658 * arm.md (all peepholes for post-increment operations): Delete.
3659 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3660 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3661 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3662 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3663 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3665 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3667 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3670 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3673 * doc/invoke.texi: Document -rdynamic.
3675 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3678 * c-parser.c (c_parser_parms_list_declarator): Call
3679 mark_forward_parm_decls.
3680 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3681 decls with visibility structure.
3683 2005-07-30 Paul Brook <paul@codesourcery.com>
3685 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3687 2005-07-30 Paul Brook <paul@codesourcery.com>
3689 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3691 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3693 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3695 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3698 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3699 nested function declarators.
3700 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3701 (grokparms): Call warn_if_shadowing for parameters used within the
3703 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3704 not used within the parameter list.
3705 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3707 2005-07-30 Jan Hubicka <jh@suse.cz>
3709 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3710 * i386.c (ix86_fixup_binary_operands): Likewise.
3711 (ix86_expand_unary_operator): Likewise.
3712 (ix86_expand_fp_absneg_operator): Likewise.
3713 * optabs.c (expand_vec_cond_expr): Validate dest.
3715 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3718 * real.c (real_from_string): Also set last bit if there is a
3719 nonzero hex digit beyond GCC's internal precision after ".".
3721 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3723 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3724 define_constants. Change duplicate values to unassigned numbers.
3725 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3726 (*altivec_vspltsf): New.
3727 (altivec_vperm_v4sf): Delete.
3728 (altivec_vperm_<mode>): Use mode macro V.
3729 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3730 (altivec_predicate_v4sf): Delete.
3731 (altivec_predicate_<mode>): Use mode macro V.
3732 (*altivec_lvesfx): New.
3733 (*altivec_stvesfx): New.
3734 (vec_realign_load_v4sf): Delete.
3735 (vec_realign_load_<mode>): Use mode macro V.
3736 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3739 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3742 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3744 * configure: Regenerated.
3746 2005-07-29 Paul Brook <paul@codesourcery.com>
3748 * doc/install.texi: Add link to GFortran binaries wiki page.
3750 2005-07-29 David Ung <davidu@mips.com>
3752 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3753 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3754 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3755 * config/mips/mips.md (cpu): Add 5kf name.
3756 (includes): Includes 5k.md.
3757 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3758 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3761 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3764 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3765 (cleanup_tree_cfg): ... here.
3766 Call cleanup_tree_cfg_1 until there are no more cleanups to
3769 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3771 * tree-vrp.c (compare_range_with_value): Return true or false
3772 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3773 EQ_EXPR respectively.
3775 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3777 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3780 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3782 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3783 (tree_ssa_dominator_optimize): Increment it.
3784 (dump_dominator_optimization_stats): Print it.
3786 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3787 Steven Bosscher <stevenb@suse.de>
3789 PR rtl-optimization/23117
3790 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3791 when head == tail. Tidy comment.
3793 2005-07-28 Richard Henderson <rth@redhat.com>
3795 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3796 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3797 * jump.c (rtx_renumbered_equal_p): Likewise.
3798 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3799 CONST_INT and CONST_DOUBLE.
3800 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3801 * reload.c (operands_match_p): Special case CONST_INT and
3802 CONST_DOUBLE; check mode earlier.
3804 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3807 * c-typeck.c (convert_for_assignment): Do not check
3808 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3810 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3813 * c-typeck.c (composite_type): Prefer constant size arrays to
3816 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3819 * real.c (real_from_string): Set last bit if there is a nonzero
3820 hex digit beyond GCC's internal precision.
3822 2005-07-28 Richard Henderson <rth@redhat.com>
3825 * cfgcleanup.c (try_forward_edges): Watch out for end of
3828 2005-07-28 James E Wilson <wilson@specifixinc.com>
3831 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3833 2005-07-28 Jan Hubicka <jh@suse.cz>
3835 * Makefile.in (rtl-profile.o): Kill all traces of it.
3836 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3837 * coverage.h (rtl_coverage_counter_ref): Kill.
3838 * opts.c (flag_speculative_prefetching_set): Kill.
3839 (flag_loop_optimize_set): New.
3840 (common_handle_option): Disable loop optimizer when profiling;
3841 do not handle speculative prefetching.
3842 * passes.c (init_optimization_passes): Replace pass_profiling combo
3843 by branch_prob pass.
3844 * profile.c (compute_value_histograms): Update for simplified value
3846 (rtl_register_profile_hooks): Kill.
3847 (pass_profiling): Kill.
3848 (rest_of_handle_branch_prob): Do not profile.
3849 * toplev.c (process_options): Remove speculative prefetching.
3850 * toplev.h (flag_tree_based_profiling): Kill.
3851 * tree-profile.c (prepare_instrumented_value,
3852 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3853 tree_gen_one_value_profiler, do_tree_profiling): Update for
3854 simplified datastructures.
3855 * value-prof.c: Add comment that speculative prefetching was dropped;
3856 update rest of file for simplified datastructures.
3857 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3858 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3859 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3860 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3861 rtl_mod_subtract, gen_speculative_prefetch,
3862 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3863 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3864 (gate_handle_value_profile_transformations,
3865 rest_of_handle_value_profile_transformations,
3866 pass_value_profile_transformations): Kill.
3867 * value-prof.h (histogram_value_t): Remove IL based unions.
3868 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3869 rtl_profile_hooks): Remove hooks.
3871 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3873 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3874 (cgraph_clone_node): Likewise.
3875 * cgraph.h (cgraph_clone_edge): Update prototype.
3876 (cgraph_clone_node): Likewise.
3877 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3879 (lookup_recursive_calls): Consider profile.
3880 (cgraph_decide_recursive_inlining): Fix updating; use new
3881 probability argument; use profile.
3882 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3883 * tree-inline.c (copy_bb): Update clal of clone_edge.
3884 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3886 * invoke.texi (min-inline-recursive-probability): Document.
3888 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3890 * doc/install.texi (Configuration): Update Valgrind homepage.
3892 2005-07-28 Richard Henderson <rth@redhat.com>
3895 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3896 labels we want to delete.
3897 (cfg_layout_merge_blocks): Likewise.
3899 2005-07-28 Richard Henderson <rth@redhat.com>
3902 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3903 when expanding to nothing.
3905 2005-07-28 Josh Conner <jconner@apple.com>
3907 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3908 (cgraph_decide_inlining_of_small_functions): Likewise.
3910 2005-07-28 Josh Conner <jconner@apple.com>
3912 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3913 direction of badness if negative.
3914 (cgraph_default_inline_p): Add reason to parameters, and assign it
3916 (cgraph_decide_inlining_of_small_functions): New parameter in call
3917 to cgraph_default_inline_p.
3918 (cgraph_decide_inlining_incrementally): Likewise.
3919 * cgraphunit.c (decide_is_function_needed): Likewise.
3920 * cgraph.h (cgraph_default_inline_p): Likewise.
3922 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3924 * builtins.c: Fix comment typo(s).
3925 * genautomata.c: Likewise.
3926 * gimplify.c: Likewise.
3927 * tree-dfa.c: Likewise.
3928 * tree-flow-inline.h: Likewise.
3929 * tree-into-ssa.c: Likewise.
3930 * tree-ssa-alias.c: Likewise.
3931 * tree-ssa-ccp.c: Likewise.
3932 * tree-ssa-copy.c: Likewise.
3933 * tree-ssa-dce.c: Likewise.
3934 * tree-ssa-dom.c: Likewise.
3935 * tree-ssa-operands.c: Likewise.
3936 * tree-tailcall.c: Likewise.
3937 * tree-vectorizer.c: Likewise.
3938 * tree-vrp.c: Likewise.
3941 2005-07-28 Jeff Law <law@redhat.com>
3943 * tree-vrp.c (test_for_singularity): Extracted from ...
3944 (simplify_cond_using_ranges): Attempt to simplify a relational
3945 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3947 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3949 PR tree-optimization/22506
3950 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3951 phis whose argument is constant.
3953 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3955 PR rtl-optimization/18992
3956 Back out this patch:
3957 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3958 PR optimization/12142
3959 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3960 uses of the register in the SET_SRC. Remove unnecessary argument.
3962 Replace it with this:
3963 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3964 if flag_non_call_exceptions is set and the insn may trap, pass
3965 pc_rtx as dest for recursion.
3966 In SET_SRC part of SET case, if dest is already set, pass it down
3969 2005-07-28 Jan Hubicka <jh@suse.cz>
3971 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3972 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3973 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3975 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3976 profile when available.
3978 2005-07-28 Jan Beulich <jbeulich@novell.com>
3980 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3981 (ia64_print_operand): Describe and handle 'X'.
3982 (ia64_register_move_cost): Also handle FP_REGS.
3983 (ia64_preferred_reload_class): Likewise.
3984 (ia64_secondary_reload_class): Likewise.
3985 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3986 it. Also check for ITANIUM_CLASS_FLDP.
3987 * config/ia64/ia64.h (FP_REGNO_P): New.
3988 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3989 (reg_class): Add FP_REGS.
3990 (REG_CLASS_NAMES): Adjust for it.
3991 (REG_CLASS_CONTENTS): Likewise.
3992 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3993 (REG_CLASS_FROM_LETTER): Handle 'x'.
3994 (CLASS_MAX_NREGS): Handle FP_REGS.
3995 (MEMORY_MOVE_COST): Likewise.
3996 * config/ia64/ia64.md (itanium_class): Add fldp.
3997 (type): Handle fldp.
3998 (movti_internal): More allowable operand combinations. Use ldfp8 when
3999 splitting unnecessary. Remove predicable attribute. Adjust
4000 itanium_class attribute.
4001 (smuldi3_highpart): Remove outdated comment.
4002 (mulditi3, umulditi3, rotlti3): New expanders.
4003 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4004 (absti2): Disabled new insn for future reference.
4005 Respective new splitters.
4006 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4007 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4008 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4010 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4012 PR rtl-optimization/23047
4013 * simplify-rtx.c (simplify_const_relational_operation): Respect
4014 flag_wrapv for comparisons with ABS.
4016 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4018 PR tree-optimization/22493
4019 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4020 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4022 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4024 * config/frv/frv.opt (moptimize-membar): New.
4026 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4028 * config/frv/frv.h: Remove machine_function definition.
4030 * config/frv/frv.c (struct frv_io): New.
4031 (struct machine_function): Moved from frv.h. Add has_membar_p.
4032 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4033 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4034 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4035 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4036 (frv_reorg): Call frv_optimize_membar when appropriate.
4037 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4038 (frv_expand_builtin): Adjust calls accordingly.
4039 (frv_io_address_cookie): New function.
4040 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4041 load or store rather than a special insn. Add ccnstant address and
4042 io-type operands to the membar.
4043 (frv_ifcvt_modify_tests): Unsign regno.
4044 (frv_ifcvt_modify_tests): Same.
4046 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4047 UNSPEC_OPTIONAL_MEMBAR constant.
4048 (builtin_read_<mode>): Delete.
4049 (builtin_write_<mode>): Delete.
4050 ("optional_membar_<mode>"): Add operand.
4052 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4053 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4054 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4055 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4056 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4057 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4058 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4059 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4060 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4062 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4064 * df.c (df_uses_record): Handle SCRATCH.
4066 2005-07-28 Steven Bosscher <stevenb@suse.de>
4069 * passes.c (rest_of_decl_compilation): If decl is a type and
4070 we have encountered errors, don't emit debug information.
4072 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4074 * params.def: Fixed comment.
4076 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4079 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4080 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4081 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4083 2005-07-27 Steven Bosscher <stevenb@suse.de>
4086 * varasm.c (assemble_start_function): Don't do anything that may
4087 require a CFG if the current function is a thunk.
4089 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4091 * doc/install.texi (Prerequisites): Mention that perl is needed
4092 to do export control in libstdc++ targetting Darwin.
4094 2005-07-27 Steven Bosscher <stevenb@suse.de>
4096 PR rtl-optimization/17808
4097 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4098 (sched_insns_conditions_mutex_p): Split out from...
4099 (add_dependence): ...here. But don't call it from here.
4100 (add_dependence_list): Check sched_insns_conditions_mutex_p
4101 before calling add_dependence.
4102 (add_dependence_list_and_free): Likewise.
4103 (fixup_sched_groups): Likewise.
4104 (sched_analyze_1): Likewise.
4105 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4106 (sched_analyze): Likewise.
4107 (sched_analyze_insn): Likewise.
4108 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4109 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4110 dependencies on all COND_EXEC insns to jumps ending basic blocks
4111 when doing intrablock scheduling.
4112 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4114 2005-07-27 Jeff Law <law@redhat.com>
4116 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4117 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4118 equivalency sets, correctly handle the case were vr0 has an
4119 equivalency set, but vr1 does not.
4121 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4123 PR tree-optimization/23073
4124 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4125 vect_print_dump_info before fprintf.
4127 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4129 PR tree-optimize/22348
4130 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4131 Fold the partial computation.
4133 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4135 PR tree-optimization/22325
4136 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4138 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4140 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4141 (force_var_cost): ... this function.
4142 (compute_phi_arg_on_exit): Export.
4144 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4146 PR tree-optimization/20773
4147 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4150 2005-07-27 Richard Guenther <rguenther@suse.de>
4152 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4153 Avoid pushing again if current struct contains only
4154 fields we decomposed.
4156 2005-07-27 Jan Hubicka <jh@suse.cz>
4158 PR tree-optimization/22574
4159 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4162 * tree-tailcall.c (decrease_profile): New function.
4163 (eliminate_tail_call): Use it.
4165 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4166 visibility flags correctly in whole program mode.
4168 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4170 PR rtl-optimization/22472
4171 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4173 2005-07-26 Steven Bosscher <stevenb@suse.de>
4175 PR tree-optimization/22504
4176 * tree-complex.c (expand_complex_addition): Use 'code' instead
4177 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4179 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4181 * config.gcc (cpu_type): Add frv case.
4182 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4183 (supported_defaults): Add fr550 case.
4185 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4188 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4189 whether a pointer of type T * may point to objects of type T *.
4191 2005-07-26 DJ Delorie <dj@redhat.com>
4193 * configure: Regenerate.
4195 2005-07-26 Dale Johannesen <dalej@apple.com>
4197 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4199 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4201 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4202 Clarify use of "build" in name.
4204 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4206 * doc/extend.texi (Raw read/write Functions): New section.
4207 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4208 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4209 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4210 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4211 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4212 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4213 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4214 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4215 * config/frv/frv.c: Add bdesc_loads global.
4216 Add bdesc_stores global.
4217 (frv_init_builtins): Add support for __builtin_{read/write}*.
4218 (frv_volatile_memref): New.
4219 (frv_expand_load_builtin): New.
4220 (frv_expand_store_builtin): New.
4221 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4222 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4223 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4224 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4225 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4226 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4227 (builtin_read_<mode>): New.
4228 (builtin_write_<mode>): New.
4229 (builtin_write64): New.
4230 (optional_membar_<mode>): New.
4232 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4234 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4235 (rather than units) against HOST_BITS_PER_WIDE_INT.
4237 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4239 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4240 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4241 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4242 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4245 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4246 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4247 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4249 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4251 2005-07-26 Richard Guenther <rguenther@suse.de>
4253 PR tree-optimization/22486
4254 * fold-const.c (fold_unary): Fold away useless component
4255 references of the form (T *)&T.x, if the address
4258 2005-07-25 James E Wilson <wilson@specifixinc.com>
4260 * dwarf2out.c (add_call_src_coords_attributes): New.
4261 (gen_inlined_subroutine_die): Call it.
4262 (maybe_emit_file, init_file_table): Add comments.
4263 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4265 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4266 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4267 * tree.h (BLOCK_SOURCE_LOCATION): New.
4268 (struct tree_block): New field locus.
4270 2005-07-26 Andreas Schwab <schwab@suse.de>
4272 PR rtl-optimization/23043
4273 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4274 when allocating a struct unoccr.
4276 2005-07-25 Richard Henderson <rth@redhat.com>
4279 * tree-complex.c (gate_no_optimization): True if errors.
4280 * Makefile.in (tree-complex.o): Update dependencies.
4282 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4284 * config/frv/predicates.md (integer_register_operand): Use
4287 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4290 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4292 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4294 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4296 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4297 types when flag_unsafe_math_optimizations is true.
4299 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4301 * gcc.c (option_map): Add --sysroot.
4302 (process_command): Handle --sysroot.
4303 (display_help): Document it.
4304 * doc/cppopts.tex (-isysroot): Document.
4305 * doc/invoke.texi (--sysroot): Document.
4306 * doc/install.texi (--with-build-sysroot): Document.
4308 * Makefile.in (inhibit_libc): New variable.
4309 (INHIBIT_LIBC_CFLAGS): Likewise.
4310 (LIBGCC2_CFLAGS): Include
4311 $(INHIBIT_LIBC_CFLAGS).
4312 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4313 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4314 ($(T)crtend.o): Likewise.
4315 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4316 ($(T)crtendS.o): Likewise.
4317 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4318 ($(T)crtendT.o): Likewise.
4319 (stmp-fixinc): Do not complain about missing headers if
4321 * configure.ac (inhibit_libc): Set it to true/false.
4322 (--with-build-sysroot): New option. Use it to set
4324 * configure: Regenerated.
4326 2005-07-25 Manfred Hollstein <mh@suse.com>
4328 * calls.c (store_one_arg): Fix unsigned comparison warning.
4330 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4333 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4334 (ggc_print_statistics): Initialize variable before use.
4336 2005-07-25 Richard Guenther <rguenther@suse.de>
4338 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4339 calling with a PHI_NODE argument.
4341 * tree-flow-inline.h (overlap_subvar): Protect against
4344 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4346 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4347 * configure: Regenerate.
4349 2005-07-25 Ira Rosen <irar@il.ibm.com>
4351 * expr.c (highest_pow2_factor): Make extern.
4352 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4353 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4354 record_array_differ_p, array_ptr_differ_p): Likewise.
4355 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4356 additional cases. Call the above functions.
4357 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4358 base_object_differ_p when there are two base objects. Otherwise, compare
4359 base address and offset. Call may_alias_p.
4360 (dump_data_reference): Use a correct field name.
4361 (analyze_array): Make static. Initialize new data-ref fields.
4362 (analyze_indirect_ref): New function.
4363 (init_data_ref): Initialize new data-ref fields.
4364 (strip_conversion): Moved from tree-vect-analyze.c.
4365 (analyze_offset_expr, get_ptr_offset, address_analysis,
4366 object_analysis): Likewise.
4367 (analyze_offset): New function.
4368 (create_data_ref): Likewise.
4369 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4370 dimensions for ARRAY_REFs only.
4371 (build_classic_dist_vector): Make static.
4372 (access_functions_are_affine_or_constant_p): Call macro to get the
4373 address of access functions.
4374 (compute_all_dependences): Add new parameter
4375 compute_self_and_read_read_dependences. Compute self and read-read
4376 dependences if it is true.
4377 (find_data_references_in_loop): Call create_data_ref. Initialize new
4379 (compute_data_dependences_for_loop): Add new parameter
4380 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4381 compute nb_loops. Call compute_all_dependences,
4382 build_classic_dist_vector and build_classic_dir_vector with correct
4384 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4385 with correct parameters. Compare dimensions for ARRAY_REFs only.
4386 (free_data_refs): Call macro to free access functions.
4387 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4388 fields from stmt_vinfo.
4389 (struct base_object_info): New structure.
4390 (struct data_reference): Move fields to base_object_info. Add fields
4391 first_location and object_info for above structures. Move fields from
4392 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4393 aligned_to. Add macros to access the new fields.
4394 Update functions declarations.
4395 * tree-flow.h (is_aliased_with): Declare.
4396 * tree-loop-linear.c (linear_transform_loops): Call
4397 compute_data_dependences_for_loop with correct parameters.
4398 * tree-ssa-alias.c (is_aliased_with): New function.
4399 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4400 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4401 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4402 vect_base_addr_differ_p, compute_subscript_distance and
4403 build_classic_dist_vector. Add printings. Check absolute value of
4405 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4407 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4408 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4409 to bytes. Add printing.
4410 (vect_compute_data_refs_alignment): Go through loads and stores in one
4412 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4413 vect_analyze_data_ref_access): Likewise.
4414 (vect_analyze_pointer_ref_access): Remove.
4415 (vect_address_analysis, vect_object_analysis): Likewise.
4416 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4417 and analyze data-refs in the loop.
4418 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4419 fields of data-ref instead of stmt. Add init to the offset from the
4421 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4422 (vect_update_init_of_dr): Likewise.
4423 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4424 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4426 (new_loop_vec_info): Initialize new fields.
4427 (destroy_loop_vec_info): Free new fields.
4428 (vect_strip_conversion): Remove.
4429 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4430 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4431 datarefs. Add new field ddrs.
4432 Add macros for the new fields access.
4433 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4434 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4435 Remove their macros.
4436 * tree.h (highest_pow2_factor): Declare.
4438 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4440 * calls.c (store_one_arg): Check for sibling call MEM arguments
4441 from already clobbered incoming argument area.
4443 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4445 * c-common.c (check_missing_format_attribute): New.
4446 * c-common.h (check_missing_format_attribute): Likewise.
4447 * c-typeck.c (convert_for_assignment): Use it.
4449 2005-07-24 Andreas Schwab <schwab@suse.de>
4451 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4452 register use a word move. Correct operand of ext.w in 68000 code.
4454 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4456 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4457 variables as declarations, rather than definitions.
4459 2005-07-24 Ira Rosen <irar@il.ibm.com>
4461 PR tree-optimization/22526
4462 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4465 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4467 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4468 that C99 reserve for future use. Use it to define clog10,
4469 clog10f and clog10l.
4471 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4473 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4474 * configure.ac: Check for -Wmissing-format-attribute.
4476 * configure: Regenerate.
4478 2005-07-23 Richard Henderson <rth@redhat.com>
4480 PR tree-optimization/22623
4481 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4483 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4486 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4488 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4490 * Makefile.in (C_TREE_H): Update dependencies.
4491 * c-tree.h: Include toplev.h.
4492 * diagnostic.h (diagnostic_set_info): Add format attribute.
4493 * rtl-error.c (diagnostic_for_asm): Likewise.
4495 2005-07-23 Chao-ying Fu <fu@mips.com>
4497 * config/mips/mips-dsp.md: New file.
4498 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4499 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4501 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4502 MIPS_BUILTIN_BPOSGE32.
4503 (mips_expand_builtin_direct): Add one parameter to indicate that
4504 builtin functions need to return a value.
4505 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4507 (mips_regno_to_class): Add classes for 12 new DSP registers.
4508 (mips_subword): Change to check four HI registers.
4509 (mips_output_move): Output move to and from 6 new DSP accumulators.
4510 (override_options): Make sure -mdsp and -mips16 are not used together.
4511 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4513 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4515 (print_operand): Add 'q' for printing DSP accumulators.
4516 (mips_cannot_change_mode_class): Check ACC_REGS.
4517 (mips_secondary_reload_class): Check ACC_REGS.
4518 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4519 (mips_register_move_cost): Check ACC_REGS.
4520 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4521 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4522 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4523 (dsp_bdesc): New array.
4524 (bdesc_arrays): Add DSP builtin function table.
4525 (mips_prepare_builtin_arg): Check predicate again after
4527 (mips_expand_builtin): Add one more parameter to
4528 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4529 MIPS_BUILTIN_BPOSGE32.
4530 (mips_init_builtins): Initialize new function types.
4531 (mips_expand_builtin_direct): Check if builtin functions need to
4532 return a value and pass operands properly.
4533 (mips_expand_builtin_bposge): New function.
4534 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4535 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4536 (FIRST_PSEUDO_REGISTER): Increase to 188.
4537 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4538 Update for 12 new DSP registers.
4539 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4540 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4541 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4542 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4543 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4544 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4545 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4546 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4547 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4548 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4549 (REGISTER_NAMES): Add names for 12 new DSP registers.
4550 * config/mips/mips.md: Include mips-dsp.md.
4551 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4552 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4553 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4554 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4555 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4556 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4557 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4558 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4559 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4560 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4561 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4562 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4563 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4564 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4565 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4566 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4567 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4568 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4569 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4570 (UNSPEC_RDDSP): New constants.
4571 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4572 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4574 * config/mips/mips.opt (-mdsp): New option.
4575 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4576 (reg_imm10_operand): New predicates.
4577 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4578 * doc/invoke.texi (-mdsp): Document new option.
4580 2005-07-22 DJ Delorie <dj@redhat.com>
4582 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4584 * tree-inline.c (inlinable_function_p): Likewise.
4586 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4589 * toplev.c (check_global_declarations): Do not mark undefined
4590 variables as DECL_IGNORED_P.
4591 * varasm.c (first_global_object_name): GTY it.
4592 (weak_global_object_name): Likewise.
4593 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4594 a string to go into {weak,first}_global_object_name.
4596 2005-07-22 DJ Delorie <dj@redhat.com>
4598 * c-format.c (check_function_format): Change warning control
4599 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4601 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4603 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4604 &PTR->FLD a dereference of PTR.
4605 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4606 a potential dereference of PTR.
4608 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4610 PR rtl-optimization/20370
4611 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4612 call allocate_reg_info if necessary.
4614 PR rtl-optimization/21848
4615 * calls.c (emit_library_call_value_1): For const functions, add
4616 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4618 PR rtl-optimization/22445
4619 * cselib.c (target.h): Include.
4620 (rtx_equal_for_cselib_p): Allow commutative matches.
4621 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4622 Remove MODE parameter. Changed all callers.
4624 PR rtl-optimization/22258
4625 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4627 (try_combine): Use likely_spilled_retval_p.
4629 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4631 * config.gcc: Add crx-elf support.
4633 * doc/contrib.texi: Mention crx.
4634 * doc/extend.texi: Document crx extensions.
4635 * doc/install.texi: Document crx install.
4636 * doc/invoke.texi: Document crx options.
4637 * doc/md.texi: Document crx constraints.
4639 * config/crx/crx-protos.h: New file.
4640 * config/crx/crx.c: New file.
4641 * config/crx/crx.h: New file.
4642 * config/crx/crx.md: New file.
4643 * config/crx/crx.opt: New file.
4644 * config/crx/t-crx: New file.
4646 2005-07-22 Manfred Hollstein <mh@suse.com>
4648 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4650 (int_add_graph_edge): Likewise.
4651 (collapse_nodes): Likewise.
4652 (process_unification_queue): Likewise.
4654 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4655 Laurent GUERBY <laurent@guerby.net>
4657 PR tree-optimization/22336
4658 * function.c (record_block_change): Check for
4659 cfun->ib_boundaries_block.
4661 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4663 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4664 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4666 2005-07-21 DJ Delorie <dj@redhat.com>
4668 * toplev.c (warn_deprecated_use): Add warning control to warning
4670 * c-typeck.c (parser_build_binary_op): Likewise.
4671 (c_finish_if_stmt): Likewise.
4672 * c-common.c (check_function_sentinel): Likewise.
4673 (check_nonnull_arg): Likewise.
4675 2005-07-21 Richard Henderson <rth@redhat.com>
4678 * tree-complex.c (complex_ssa_name_components): New.
4679 (cvc_lookup): Allow entry not found.
4680 (create_components): Remove.
4681 (create_one_component_var, get_component_var): New.
4682 (get_component_ssa_name, set_component_ssa_name): New.
4683 (extract_component): Use get_component_ssa_name.
4684 (update_complex_components): Use set_component_ssa_name.
4685 (update_complex_components_on_edge): Likewise.
4686 (update_phi_components): Create new PHI nodes directly, instead
4687 of adding insns to edges.
4688 (tree_lower_complex): Allocate and free complex_variable_components
4689 and complex_ssa_name_components here.
4691 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4693 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4694 revert to returning false.
4696 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4699 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4701 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4704 * config/i386/i386.md (cmpxf): Change operand constraints
4705 to "nonmemory_operand".
4707 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4709 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4711 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4714 * fold-const.c (fold_build1): Add checksum for the operands.
4715 (fold_build2): Likewise.
4716 (fold_build3): Likewise.
4718 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4721 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4723 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4725 * common.opt (-fforward-propagate): Committed by mistake,
4728 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4730 * reg-stack.c: Fix comment typo(s).
4731 * tree-ssa-operands.c: Likewise.
4732 * tree-vectorizer: Likewise.
4734 2005-07-21 Nick Clifton <nickc@redhat.com>
4736 * config/sh/symbian.c: Replace C++ style line comments with C
4737 style line comments.
4738 (symbian_add_attribute): Do not use a ? operator on the LHS of
4740 (sh_symbian_handle_dll_attribute): Change the type of the
4741 method vector to "VEC(tree,gc)*" and use vector accessor
4742 macros to walk over the elements.
4743 (symbian_export_vtable_and_rtti_p): Likewise.
4744 (symbian_class_needs_attribute_p): Likewise.
4746 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4749 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4750 initialize targetm.resolve_overloaded_builtin here.
4751 (altivec_expand_overloaded_builtin): Make it non-static.
4752 * config/rs6000/rs6000-protos.h
4753 (altivec_expand_overloaded_builtin): New prototype.
4754 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4755 targetm.resolve_overloaded_builtin here.
4756 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4758 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4759 Zdenek Dvorak <dvorakz@suse.cz>
4761 PR tree-optimization/19210
4762 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4764 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4765 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4766 rely on unproven assumptions.
4767 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4768 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4769 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4770 to number_of_iterations_exit.
4771 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4772 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4773 * tree-ssa-loop-niter.c (find_loop_niter,
4774 estimate_numbers_of_iterations_loop): Likewise.
4775 (number_of_iterations_exit): Honor the new options.
4776 * doc/invoke.texi (Wunsafe-loop-optimizations,
4777 funsafe-loop-optimizations): Document them.
4779 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4781 PR rtl-optimization/22167
4782 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4784 2005-07-20 Adam Nemet <anemet@lnxw.com>
4786 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4787 __do_global_dtors_aux longcall.
4789 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4791 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4792 (old_special_pred_table): Don't reference
4793 SPECIAL_MODE_PREDICATES.
4794 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4795 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4796 * config/sh/predicates.h: Don't mention
4797 SPECIAL_MODE_PREDICATES.
4798 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4801 2005-07-20 DJ Delorie <dj@redhat.com>
4803 * config.gcc: Add m32c-elf support.
4805 * doc/contrib.texi: Mention m32c.
4806 * doc/extend.texi: Document m32c extensions.
4807 * doc/install.texi: Mention m32c.
4808 * doc/invoke.texi: Document m32c options.
4809 * doc/md.texi: Document m32c constraints.
4811 * config/m32c/addsub.md: New file.
4812 * config/m32c/bitops.md: New file.
4813 * config/m32c/cond.md: New file.
4814 * config/m32c/jump.md: New file.
4815 * config/m32c/m32c-lib1.S: New file.
4816 * config/m32c/m32c-lib2.c: New file.
4817 * config/m32c/m32c-modes.def: New file.
4818 * config/m32c/m32c-pragma.c: New file.
4819 * config/m32c/m32c-protos.h: New file.
4820 * config/m32c/m32c.abi: New file.
4821 * config/m32c/m32c.c: New file.
4822 * config/m32c/m32c.h: New file.
4823 * config/m32c/m32c.md: New file.
4824 * config/m32c/m32c.opt: New file.
4825 * config/m32c/minmax.md: New file.
4826 * config/m32c/mov.md: New file.
4827 * config/m32c/muldiv.md: New file.
4828 * config/m32c/predicates.md: New file.
4829 * config/m32c/prologue.md: New file.
4830 * config/m32c/shift.md: New file.
4831 * config/m32c/t-m32c: New file.
4833 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4835 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4836 (stack_protect_set, stack_protect_test): New expanders.
4837 (stack_protect_set_si, stack_protect_set_si_media,
4838 stack_protect_set_di_media, stack_protect_test_si,
4839 stack_protect_test_si_media, stack_protect_test_di_media):
4842 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4844 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4846 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4848 * tree.h (tree_expr_nonzero_p): Export.
4849 * fold-const.c (tree_expr_nonzero_p): Likewise.
4850 Return true for CALL_EXPRs that are alloca calls.
4851 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4853 * tree-flow.h (expr_computes_nonzero): Remove.
4854 * tree-vrp.c (expr_computes_nonzero): Remove.
4855 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4856 (extract_range_from_unary_expr): Likewise.
4857 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4858 tree_expr_nonzero_p.
4860 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4862 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4863 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4864 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4865 All callers changed.
4866 (frame_related_constant_load): New arg "related" which controls
4867 setting of RTX_FRAME_RELATED_P. All callers changed.
4868 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4869 (bfin_expand_prologue): Add stack limit checking.
4870 * config/bfin/bfin.md (trapifcc): New pattern.
4872 * config/bfin/bfin.c: Include "langhooks.h".
4873 (def_builtin): Go through lang_hooks to call builtin_function.
4875 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4876 * config/bfin/predicates.md (symbol_ref_operand): New.
4877 (call_insn_operand): Delete. All callers changed to use
4878 register_no_elim_operand.
4879 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4881 (function_arg): Use it to generate the call's operand 2.
4882 (bfin_longcall_p): New function.
4883 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4884 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4885 determine if the address needs to be in a REG.
4886 (bfin_handle_longcall_attribute): New function.
4887 (bfin_attribute_table): Add "longcall" and "shortcall".
4888 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4889 (CUMULATIVE_ARGS): New member call_cookie.
4890 (PREDICATE_CODES): Add symbol_ref_operand.
4891 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4892 extra USE to the pattern.
4893 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4894 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4895 sibcall_value_insn; now the new patterns handle direct calls and the
4896 old ones indirect calls.
4897 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4899 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4901 * doc/trouble.texi: Update section on handling of empty loops.
4903 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4905 * config.gcc: Remove support for sparc-*-openbsd*,
4906 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4908 * config.host: Remove support for i860-*-sysv4* as a host.
4909 * config/i860/*, config/ip2k/*, config/ns32k/*,
4910 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4911 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4912 mention obsolete ports.
4914 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4916 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4918 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4919 of frame_pointer_rtx.
4920 (sh_expand_epilogue): Likewise.
4921 (sh_set_return_address): Likewise.
4922 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4923 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4924 offsets from FRAME_POINTER_REGNUM.
4925 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4926 (sh_register_names): Add initializer for sfp.
4927 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4928 (VALID_REGISTER_P): Likewise.
4929 (FIRST_PSEUDO_REGISTER): Update.
4930 (DWARF_FRAME_REGISTERS): Define.
4931 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4932 (HARD_FRAME_POINTER_REGNUM): Define.
4933 (FRAME_POINTER_REGNUM): Redefine.
4934 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4935 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4936 from FRAME_POINTER_REGNUM.
4937 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4938 FRAME_POINTER_REGNUM.
4939 (REG_CLASS_CONTENTS): Add sfp.
4940 (REG_ALLOC_ORDER): Likewise.
4941 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4942 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4943 of frame_pointer_rtx.
4944 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4946 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4948 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4949 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4950 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4952 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4955 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4957 Make CONSTRUCTOR use VEC to store initializers.
4958 * c-common.c (complete_array_type): Update to cope with VEC in
4960 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4961 (pp_c_constructor_elts): New function.
4962 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4963 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4964 struct constructor_stack, struct initializer_stack,
4965 constructor_elements, push_init_level, pop_init_level,
4966 add_pending_init, find_init_member, output_init_element): Update to
4967 cope with VEC in CONSTRUCTOR_ELTS.
4968 * coverage.c (build_fn_info_value, build_ctr_info_value,
4969 build_gcov_info): Likewise.
4970 * expr.c (categorize_ctor_elements_1, store_constructor,
4971 expand_expr_real_1): Likewise.
4972 * fold-const.c (fold_ternary): Likewise.
4973 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4974 gimplify_init_constructor, gimplify_expr): Likewise.
4975 * tree-dump.c (dequeue_and_dump): Likewise.
4976 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4978 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4980 * tree-sra.c (generate_element_init_1): Likewise.
4981 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4982 * tree-ssa-operands.c (get_expr_operands): Likewise.
4983 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4984 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4985 (get_initial_def_for_reduction): Likewise.
4986 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4987 value handle in annotations.
4988 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4989 tree_node_structure): Add support for constr_kind.
4990 (build_vector_from_ctor, build_constructor_single,
4991 build_constructor_from_list): New functions.
4992 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4993 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4994 Update to cope with VEC in CONSTRUCTOR_ELTS.
4995 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4996 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4997 CONSTRUCTOR_APPEND_ELT): New macros.
4998 (struct constructor_elt, struct tree_constructor): New data types.
4999 (union tree_node): Add tree_constructor field.
5000 * treestruct.def: Define TS_CONSTRUCTOR.
5001 * varasm.c (const_hash_1, compare_constant, copy_constant,
5002 compute_reloc_for_constant, output_addressed_constants,
5003 initializer_constant_valid_p, output_constant,
5004 array_size_for_constructor, output_constructor): Update to cope with
5005 VEC in CONSTRUCTOR_ELTS.
5006 * vec.h (VEC_empty, VEC_copy): New macros.
5008 2005-07-19 Devang Patel <dpatel@apple.com>
5010 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5012 2005-07-19 Richard Henderson <rth@redhat.com>
5015 * gimplify.c (gimplify_expr): Use main variant type for the temp
5016 destination for a discarded volatile read.
5017 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5018 casts between non-void types that change volatility.
5020 2005-07-15 DJ Delorie <dj@redhat.com>
5022 * toplev.h: Add comment about the first parameter for warning().
5023 * errors.h: Likewise.
5025 * c.opt (Wpragmas): New.
5026 * doc/invoke.texi: Document it.
5028 * function.c (do_warn_unused_parameter): Add warning control to
5030 * c-decl.c (warn_if_shadowing): Likewise.
5031 * c-lex.c (cb_def_pragma): Likewise.
5032 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5033 (pop_alignment): Likewise.
5034 (handle_pragma_pack): Likewise.
5035 (apply_pragma_weak): Likewise.
5036 (handle_pragma_weak): Likewise.
5037 (handle_pragma_redefine_extname): Likewise.
5038 (add_to_renaming_pragma_list): Likewise.
5039 (handle_pragma_extern_prefix): Likewise.
5040 (maybe_apply_renaming_pragma): Likewise.
5041 (handle_pragma_visibility): Likewise.
5043 * config/c4x/c4x-c.c (BAD): Likewise.
5044 (c4x_parse_pragma): Likewise.
5045 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5046 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5047 (rs6000_pragma_longcall): Likewise.
5048 * config/v850/v850-c.c (pop_data_area): Likewise.
5049 (ghs_pragma_section): Likewise.
5050 (ghs_pragma_section): Likewise.
5051 (ghs_pragma_interrupt): Likewise.
5052 (ghs_pragma_starttda): Likewise.
5053 (ghs_pragma_startsda): Likewise.
5054 (ghs_pragma_startzda): Likewise.
5055 (ghs_pragma_endtda): Likewise.
5056 (ghs_pragma_endsda): Likewise.
5057 (ghs_pragma_endzda): Likewise.
5059 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5060 Kenneth Zadeck <zadeck@naturalbridge.com>
5062 * Makefile.in: Removed tree-promote-statics.c
5063 * tree-promote-statics.c: Removed.
5064 * common.opt: Removed flag-promote-statics.
5066 * passes.c: Removed tree-promote-statics pass.
5067 * tree-pass.h: Ditto.
5068 * timevar.def: Removed TV_PROMOTE_STATICS.
5071 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5073 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5075 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5077 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5080 * c-common.c (check_function_arguments): Call
5081 'check_function_format' if either -Wformat or
5082 -Wmissing-format-attribute are specified.
5083 * c-format.c (check_function_format): Check -Wformat before
5084 calling 'check_format_info'.
5085 * c-opts.c (c_common_post_options): Don't warn for
5086 -Wmissing-format-attribute without -Wformat.
5087 * c-typeck.c (convert_for_assignment): Detect additional cases for
5088 -Wmissing-format-attribute.
5089 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5092 2005-07-19 Richard Guenther <rguenther@suse.de>
5094 * config/i386/i386.md (lrint<mode>2): Use temporary
5095 instead of clobbering non-existent memory.
5097 2005-07-19 Nick Clifton <nickc@redhat.com>
5099 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5100 statement to avoid displaying ASCII control characters.
5102 2005-07-19 Ben Elliston <bje@au.ibm.com>
5104 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5105 * cfganal.c (find_edge_index): Ditto.
5106 * combine.c (combine_instructions): Ditto.
5107 * ddg.c (create_scc): Ditto.
5108 (find_successors): Ditto.
5109 (find_predecessors): Ditto.
5110 (find_nodes_on_paths): Ditto.
5111 (longest_simple_path): Ditto.
5112 * flow.c (update_life_info): Ditto.
5113 (count_or_remove_death_notes): Ditto.
5114 (clear_log_links): Ditto.
5115 * modulo-sched.c (generate_reg_moves): Ditto.
5116 (find_max_asap): Ditto.
5117 (find_max_hv_min_mob): Ditto.
5118 (find_max_dv_min_mob): Ditto.
5119 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5120 * sched-rgn.c (extract_edgelst): Ditto.
5121 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5122 (dump_update_ssa): Ditto.
5123 (ssa_names_to_replace) Ditto.
5124 (switch_virtuals_to_full_rewrite): Ditto.
5125 (update_ssa): Ditto.
5126 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5128 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5130 Fix PR tree-optimization/22483
5132 * tree-complex.c (create_components): Use
5133 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5134 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5135 * tree-flow.h (safe_referenced_var_iterator): New structure.
5136 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5137 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5138 safe_referenced_var iterator.
5139 (add_type_alias): Ditto.
5141 2005-07-19 Steven Bosscher <stevenb@suse.de>
5143 * loop-init.c (rest_of_handle_loop2): Remove.
5144 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5145 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5146 (pass_rtl_loop_init, pass_rtl_loop_done,
5147 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5148 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5149 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5150 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5151 pass_tree_loop_done, and pass_tree_unswitch.
5152 (gate_loop): Rename to gate_tree_loop.
5153 * passes.c (init_optimization_passes): Update for renamed tree
5154 loop passes. Add the new loop2 passes as subpasses of loop2.
5155 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5156 Update for the renamed tree loop passes.
5158 2005-07-18 Ian Lance Taylor <ian@airs.com>
5161 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5162 blocks when optimizing.
5164 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5166 * common.opt (frename-registers): Initialize to 2.
5168 (fgcse-after-reload): Ditto.
5169 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5170 (process_options): Only change flag_web, flag_rename_registers,
5171 and flag_rerun_cse_after_loop if not explicitly set by user.
5173 2005-07-18 Jan Beulich <jbeulich@novell.com>
5175 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5176 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5177 in 64-bit mode the same as DImode in 32-bit mode.
5178 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5179 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5180 mode. Add new mode parameter.
5181 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5182 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5183 x86_64_shift_adj): New expanders.
5184 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5185 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5187 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5188 DImode shift splitters.
5189 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5190 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5193 2005-07-18 Jan Beulich <jbeulich@novell.com>
5195 * i386.md (movdi_extzv_1): New.
5196 (zero_extendhidi2): Combine alternatives and never force use of
5198 (zero_extendqidi2): Likewise. Don't restrict input selection.
5200 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5202 Fix PR tree-optimization/22531
5203 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5206 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5208 * tree-promote-statics.c (pass_promote_statics): Change dump file
5211 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5213 * tree-optimize.c (init_tree_optimization_passes): Add
5214 pass_eliminate_useless_stores pass.
5215 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5216 * tree-ssa-pre.c (is_copy_stmt): New function.
5217 (follow_copies_till_vuse): Ditto.
5218 (do_eustores): Ditto.
5219 (gate_eustores): Ditto.
5221 2005-07-16 Richard Henderson <rth@redhat.com>
5223 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5225 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5226 Kenneth Zadeck <zadeck@naturalbridge.com>
5228 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5229 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5230 ipa-type-escape.h, tree-promote-statics.c
5231 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5232 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5233 tree-promote-statics.c: new files.
5234 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5235 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5236 int nonlocal_set_p, mark_constant_function): Deleted.
5237 (rest_of_handle_cfg): Removed call to mark_constant_function.
5238 (nonoverlapping_component_refs_p): Added calls to support
5239 type based aliasing.
5240 * tree-ssa-alias.c (may_alias_p,
5241 compute_flow_insensitive_aliasing): Ditto.
5242 * calls.c (flags_from_decl_or_type): Removed reference to
5244 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5245 too many arguments. This is necessary for Spec 2000.
5246 * cgraph.h (const_function, pure_function): Removed.
5247 * common.opt: Added "fipa-pure-const", "fipa-reference",
5248 "fipa-type-escape", and "ftree-promote-static".
5250 * passes.c: Added ipa and tree-promote-statics passes.
5251 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5252 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5253 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5254 * tree-flow.h: Added exposed sra calls and addition of
5255 reference_vars_info field for FUNCTION_DECLS.
5256 * tree-pass.h: Added passes.
5257 * tree-sra.c: (sra_init_cache): New function.
5258 (sra_insert_before, sra_insert_after) Made public.
5259 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5261 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5262 aliasing. (may_alias_p): Added code to use type escape analysis to
5264 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5265 code to prune clobbers of static variables based on information
5266 produced in ipa-reference pass. Changed call clobbering so that
5267 statics are not marked as clobbered if the call does not clobber
5270 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5272 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5275 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5277 * doc/install.texi (*-*-solaris2*): Document recommended version
5278 of GNU binutils and mention GNU linker problem on Solaris 10.
5280 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5283 * c-decl.c (c_build_bitfield_integer_type): New function.
5284 (finish_struct): Call it.
5285 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5287 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5289 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5292 2005-07-16 Jan Hubicka <jh@suse.cz>
5294 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5295 (scale_bbs_frequencies_int): Watch roundoff errors.
5296 * predict.c (return_prediction): Initialize return_stmt.
5298 2005-07-16 Jan Hubicka <jh@suse.cz>
5300 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5301 after RTL profiling.
5303 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5306 * fold-const.c (build_range_check): Convert high/low to etype
5307 if we are only comparing against exp.
5309 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5311 Fix PR tree-optimization/22376
5312 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5314 (need_to_solve): New function.
5315 (compute_points_to_sets): Use it.
5317 2005-07-15 Jan Hubicka <jh@suse.cz>
5319 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5320 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5322 2005-07-15 Richard Guenther <rguenther@suse.de>
5324 * c-common.c (handle_flatten_attribute): New function.
5325 Add flatten function attribute.
5326 * doc/extend.texi: Document flatten function attribute.
5327 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5328 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5330 (cgraph_decide_inlining): Handle functions with flatten
5333 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5335 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5336 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5337 UNSPEC_XCHG, UNSPEC_AND): New.
5338 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5339 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5340 * config/rs6000/sync.md (FETCHOP): New code macro.
5341 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5343 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5344 (sync_compare_and_swap<mode>): Same.
5345 (sync_lock_test_and_set<mode>): Same.
5346 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5347 for QImode and HImode, and not PPC405.
5348 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5349 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5350 (sync_<fetchop>{si,di}_internal): New.
5351 (sync_nand{si,di}_internal): New.
5352 (sync_old_<fetchop>{si,di}_internal): New.
5353 (sync_old_nand{si,di}_internal): New
5354 (sync_new_<fetchop>{si,di}_internal): New.
5355 (sync_new_nand{si,di}_internal): New.
5356 (atomic_and{si,di}): New.
5357 (sync_new_nand{si,di}_internal): New.
5358 (atomic_and{si,di}): New.
5359 (sync_add<mode>_internal): Delete.
5360 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5361 (sync_sub<mode>_internal): Delte.
5362 (sync_subshort_internal): New.
5363 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5364 (sync_anddi_internal): Delete.
5365 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5366 (sync_booldi_internal): Delete.
5367 (sync_boolc<mode>_internal): Delete.
5368 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5369 (sync_boolc<mode>_internal2): Delete.
5370 (sync_boolcc<mode>_internal): Delete.
5371 (isync, lwsync): Use unspec instead of unspec_volatile.
5372 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5373 Revert UNSPEC_VOLATILE.
5374 (rs6000_split_atomic_op): New.
5375 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5377 2005-07-14 Eric Christopher <echristo@redhat.com>
5379 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5380 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5382 2005-07-14 Eric Christopher <echristo@redhat.com>
5384 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5386 2005-07-14 Steven Bosscher <stevenb@suse.de>
5388 PR tree-optimization/22230
5389 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5390 the computation of the four cross productions for "range op range".
5392 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5393 Ulrich Weigand <uweigand@de.ibm.com>
5396 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5399 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5401 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5403 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5405 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5407 2005-07-14 Richard Guenther <rguenther@suse.de>
5410 * config/i386/i386-protos.h (ix86_function_value): Change
5411 prototype to match new target hook.
5412 * config/i386/i386.c (ix86_value_regno): Change prototype
5413 to take extra type argument.
5414 (TARGET_FUNCTION_VALUE): Define.
5415 (ix86_function_ok_for_sibcall): Pass extra argument to
5416 ix86_value_regno, check return slot rtx for exact match.
5417 (ix86_function_value): Take extra parameter. Dispatch to
5418 ix86_value_regno with fndecl/fntype as provided.
5419 (ix86_value_regno): Handle extra type argument.
5420 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5422 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5423 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5424 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5425 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5426 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5428 2005-07-14 Richard Guenther <rguenther@suse.de>
5430 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5431 * calls.c (expand_call): Pass fntype to hard_function_value.
5432 (emit_library_call_value_1): Likewise.
5433 * explow.c: Include target.h.
5434 (hard_function_value): Take extra argument, the fntype.
5435 Use new target hook for function_value.
5436 * expr.h (hard_function_value): Change prototype.
5437 * function.c (aggregate_value_p): Pass 0 as fntype to
5438 hard_function_value.
5439 (assign_parms): Use new target hook for function_value.
5440 Pass 0 as fntype to hard_function_value.
5441 (expand_function_end): Likewise.
5442 * reg-stack.c: Include target.h.
5443 (stack_result): Use new target hook for function_value.
5444 * target-def.h: New target hook function_value.
5445 * target.h: Likewise.
5446 * targhooks.c (default_function_value): New function.
5447 * targhooks.h (default_function_value): Declare.
5449 2005-07-13 Ian Lance Taylor <ian@airs.com>
5451 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5453 2005-07-14 Jan Hubicka <jh@suse.cz>
5455 * tree-dfa.c (dump_variable): Use default_def function.
5456 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5457 * tree-ssa.c (verify_use): Likewise.
5458 * tree-ssanames.c (release_ssa_name): Likewise.
5459 * tree-tailcall.c (eliminate_tail_call): Likewise.
5460 (tree_optimize_tail_calls_1): Likewise.
5461 * tree-vrp.c (get_value_range): Likewise.
5463 2005-07-14 Ben Elliston <bje@au.ibm.com>
5465 * gcc.c (main): Compare language[0] with '*' when iterating over
5468 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5470 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5471 "s390_emit_compare". Add handling of CCZ1mode.
5472 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5473 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5475 (s390_branch_condition_mask): Add CCZ1mode handling.
5476 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5477 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5478 Use CCZ1mode instead of CCZmode.
5479 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5481 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5483 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5485 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5487 2005-07-13 Eric Christopher <echristo@redhat.com>
5489 * config/mips/mips.c (mips_canonicalize_comparison): New.
5490 (mips_emit_int_relational): Use.
5492 2005-07-13 Eric Christopher <echristo@redhat.com>
5494 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5496 * config/s390/s390.md: Include tpf.md. Move tpf specific
5498 * config/s390/tpf.md: To here.
5499 * config/s390/s390.opt: Move tpf specific options...
5500 * config/s390/tpf.opt: to here. Add mmain option.
5501 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5502 * config/s390/tpf.h: Rewrite.
5504 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5506 * doc/tm.texi: Remove @xref{Cross-profiling}.
5508 2005-07-13 Jeff Law <law@redhat.com>
5510 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5511 expressions, test their _DECL operands for pointer equality rather
5512 than using operand_equal_p.
5514 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5516 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5517 (TARGET_POSIX_IO): This.
5518 * config/darwin.h: Likewise.
5519 * config/freebsd.h: Likewise.
5520 * config/linux.h: Likewise.
5521 * config/lynx.h: Likewise.
5522 * config/netbsd.h: Likewise.
5523 * config/rs6000/linux64.h: Likewise.
5524 * config/rs6000/linux.h: Likewise.
5525 * config/s390/tpf.h: Likewise.
5526 * config/sh/embed-elf.h: Likewise.
5527 * config/sparc/linux64.h: Likewise.
5528 * config/sparc/linux.h: Likewise.
5529 * config/svr4.h: Likewise.
5530 * gcov-io.h: Likewise.
5532 * doc/tm.texi: Updated.
5534 * libgcov.c (create_file_directory): Defined only if
5535 TARGET_POSIX_IO is defined.
5536 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5539 2005-07-13 Jan Hubicka <jh@suse.cz>
5541 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5543 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5545 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5546 structure as argument.
5548 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5550 PR tree-optimization/21921
5551 * tree-iterator.c (tsi_link_before): Support the case when
5552 tsi_end_p (tsi) == true.
5554 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5556 PR tree-optimization/22442
5557 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5560 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5562 PR rtl-optimization/20376
5563 * toplev.c (process_options): Enable -fweb and -frename-registers when
5565 * doc/invoke.texi: Update the information about when -fweb and
5566 -frename-registers are enabled.
5568 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5571 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5572 if *rhs_p is not a SSA_NAME.
5574 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5576 Fix PR tree-optimization/22422
5577 * tree-ssa-structalias.c (struct variable_info): Add flag for
5579 (get_varinfo): Now a static function.
5580 (new_varinfo): init has_union and is_special_var to false.
5581 (solution_set_add): Check has_union.
5582 (do_da_constraint): Move temporary variable so it gets reset
5584 Also check for special variable.
5585 (do_ds_constraint): Ditto.
5586 (do_sd_constraint): Ditto.
5587 (do_structure_copy): Check for special variable.
5588 (find_func_aliases): Ditto.
5589 (init_base_vars): Set special vars properly.
5591 2005-07-13 Jan Hubicka <jh@suse.cz>
5593 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5596 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5597 (get_expr_operands): Fix thinko wrt flags and subvars.
5599 PR tree-optimize/22379
5600 * tree-inline.c (expand_call_inline): Do not output sorry in early
5603 2005-07-12 Dale Johannesen <dalej@apple.com>
5605 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5607 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5610 * host-linux.h: Include limits.h.
5612 2005-07-12 Dale Johannesen <dalej@apple.com>
5614 * expr.c (compress_float_constant): Add cost check.
5615 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5617 2005-07-12 Dale Johannesen <dalej@apple.com>
5619 * gcc.target/i386/compress-float-sse.c: New.
5620 * gcc.target/i386/compress-float-sse-pic.c: New.
5621 * gcc.target/i386/compress-float-387.c: New.
5622 * gcc.target/i386/compress-float-387-pic.c: New.
5623 * gcc.dg/compress-float-ppc.c: New.
5624 * gcc.dg/compress-float-ppc-pic.c: New.
5626 2005-07-12 Eric Christopher <echristo@redhat.com>
5628 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5630 * config/s390/s390.md: Include tpf.md. Move tpf specific
5632 * config/s390/tpf.md: To here.
5633 * config/s390/s390.opt: Move tpf specific options...
5634 * config/s390/tpf.opt: to here. Add mmain option.
5635 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5636 * config/s390/tpf.h: Rewrite.
5638 2005-07-12 Eric Christopher <echristo@redhat.com>
5640 * gcc.c (struct infile): Update comment for language.
5641 (main): Rewrite input file resetting code.
5643 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5646 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5647 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5648 (lookup_avail_expr): Use constant_boolean_node instead
5649 of boolean_false_node/boolean_true_node.
5651 2005-07-12 Ben Elliston <bje@au.ibm.com>
5653 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5654 and use it when printing num_edges.
5656 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5658 * doc/extend.texi (Blackfin Built-in Functions): New section.
5659 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5662 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5664 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5665 s/cmpstrsi/cmpstrnsi
5666 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5668 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5669 (init_optabs): Initialize cmpstrn_optab.
5670 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5671 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5672 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5673 * config/i386/i386.md: s/cmpstr/cmpstrn
5674 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5675 * doc/md.texi: Update documentation.
5677 2005-07-11 Richard Henderson <rth@redhat.com>
5679 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5680 build_va_arg_indirect_ref.
5681 (alpha_gimplify_va_arg): Likewise.
5682 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5683 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5684 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5685 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5686 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5687 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5689 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5691 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5693 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5694 * passes.c (init_optimization_passes): Add pass_empty_loop.
5695 * tree-pass.h (pass_empty_loop): Declare.
5696 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5697 try_remove_empty_loop, remove_empty_loops): New functions.
5698 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5699 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5701 2005-07-12 Peter Barada <peter@the-baradas.com>
5705 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5706 in address registers.
5707 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5708 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5709 alternative of addsi3_5200.
5711 2005-07-11 Ian Lance Taylor <ian@airs.com>
5713 * config/mips/mips.md (ffs<mode>2): Remove.
5715 2005-07-11 Ian Lance Taylor <ian@airs.com>
5717 * doc/tree-ssa.texi (Cleanups): Improve description of
5719 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5721 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5723 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5724 * tree.h (DECL_ARGUMENT_FLD): New macro.
5726 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5728 Fix PR tree-optimization/22404
5730 * tree-ssa-structalias.c (create_variable_info_for): Use
5733 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5735 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5736 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5737 for second comparison operand.
5738 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5740 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5741 (define_insn_reservation "alu"): Likewise.
5742 (csync, ssync): Now of type sync.
5743 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5744 -mcsync-anomaly -mspecld-anomaly.
5745 * config/bfin/bfin.opt (mcsync): Remove.
5746 (mcsync-anomaly, mspecld-anomaly): Add.
5747 * config/bfin/bfin.c: Include "insn-codes.h".
5748 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5749 (TARGET_DEFAULT_TARGET_FLAGS): New.
5750 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5752 2005-07-11 Steven Bosscher <stevenb@suse.de>
5754 * basic-block.h: Give the BB flags enum a name, bb_flags.
5755 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5756 * cfgcleanup.c (enum bb_flags): Remove here.
5757 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5758 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5759 (update_forwarder_flag): Likewise.
5760 (thread_jump): Likewise.
5761 (try_forward_edges): Likewise.
5762 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5763 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5764 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5766 2005-07-11 Richard Guenther <rguenther@suse.de>
5768 * config/i386/i386.opt: New target option -msseregparm.
5769 * config/i386/i386.c (override_options): Error out for
5770 -msseregparm but no SSE support.
5771 (ix86_function_sseregparm): Check for global sseregparm.
5772 * doc/invoke.texi: Document -msseregparm.
5774 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5776 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5777 (m32rle-*-linux*): Ditto.
5779 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5781 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5782 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5785 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5789 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5790 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5792 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5794 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5795 (varmap): Heapify varmap.
5796 (constraints): Heapify constraints.
5797 (struct constraint_graph): Heapify succs and preds.
5798 (constraint_vec_find): Update for heapification.
5799 (constraint_set_union): Ditto.
5800 (insert_into_complex): Ditto.
5801 (constraint_edge_vec_find): Ditto.
5802 (erase_graph_self_edge): Ditto.
5803 (add_graph_edge): Ditto.
5804 (get_graph_weights): Ditto.
5805 (merge_graph_nodes): Ditto.
5806 (build_constraint_graph): Ditto.
5807 (topo_visit): Ditto.
5808 (solve_graph): Ditto.
5809 (create_variable_info_for): Ditto.
5810 (init_base_vars): Ditto.
5811 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5812 (condese_varmap_nodes): Free complex vector.
5813 (clear_edges_for_node): Clear succs and preds vector.
5815 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5817 * tree-ssa-structalias.c (update_alias_info): Change counting of
5818 references to not include vdefs.
5820 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5822 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5825 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5827 * pa.c (pa_commutative_p): Make PLUS commutative when
5828 TARGET_NO_SPACE_REGS is true.
5830 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5832 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5833 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5834 * tree-dfa.c (dump_subvars_for): New.
5835 (debug_subvars_for): New.
5836 (dump_variable): Show subvariables if VAR has them.
5837 * tree-flow-inline.h (get_subvar_at): New.
5838 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5839 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5841 (struct subvar): Change fields offset and size to unsigned
5843 (dump_subvars_for): Declare.
5844 (debug_subvars_for): Declare.
5845 (get_subvar_at): Declare.
5846 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5847 to unsigned HOST_WIDE_INT *.
5848 (overlap_subvar): Likewise.
5849 * tree-gimple.c (is_gimple_reg): Always return false for
5850 SFTs and memory tags.
5851 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5853 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5854 (compute_may_aliases): Call compute_points_to_sets.
5855 (collect_points_to_info_for): Remove.
5856 (compute_points_to_and_addr_escape): Remove.
5857 (delete_alias_info): Call delete_points_to_sets.
5858 (compute_flow_sensitive_aliasing): If the call to
5859 find_what_p_points_to returns false, call set_pt_anything.
5860 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5861 (set_pt_anything): Clear pi->pt_vars.
5862 (set_pt_malloc): Remove.
5863 (merge_pointed_to_info): Remove.
5864 (add_pointed_to_expr): Remove.
5865 (add_pointed_to_var): Remove.
5866 (collect_points_to_info_r): Remove.
5867 (is_escape_site): Make extern.
5869 (create_overlap_variables_for): Call it.
5870 * tree-ssa-copy.c (merge_alias_info): Never merge
5871 flow-sensitive alias information.
5872 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5873 offset and size to be unsigned HOST_WIDE_INT.
5874 (add_to_addressable_set): Rename from note_addressable.
5875 Set TREE_ADDRESSABLE as the variables are added to the set.
5877 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5878 operands into VUSEs when adding V_MAY_DEFs for members in an
5880 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5881 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5882 (struct variable_info): Add bitfield is_heap_var.
5883 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5884 (new_var_info): Initialize is_heap_var.
5885 (get_constraint_for): Add HEAP variables to the symbol table.
5886 Mark them with is_heap_var.
5887 (update_alias_info): New. Taken mostly from the old
5888 compute_points_to_and_addr_escape.
5889 (handle_ptr_arith): New.
5890 (find_func_aliases): Call update_alias_info.
5891 Call handle_ptr_info for tcc_binary expressions.
5892 Call mark_stmt_modified.
5893 (create_variable_info_for): If DECL has subvars, do not create
5894 variables for its subvars. Always add all the fields.
5895 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5896 SFTs, then add all the SFTs of the structure.
5897 If VI->DECL is an aggregate with subvariables, add the SFT at
5899 (find_what_p_points_to): If VI is an artificial variable,
5900 translate to bitfields in SSA_NAME_PTR_INFO.
5901 If the solution is empty, set pi->pt_vars to NULL
5902 (init_base_vars): Create ANYOFFSET.
5903 (compute_points_to_sets): Rename from create_alias_vars.
5905 (pass_build_pta): Remove.
5906 (delete_points_to_sets): Rename from delete_alias_vars.
5907 (pass_del_pta): Remove.
5908 * tree-ssa-structalias.h (struct alias_info): Move from
5910 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5911 NUM_REFERENCES_SET): Likewise.
5912 (compute_points_to_sets, delete_points_to_sets): Declare.
5914 2005-07-09 Richard Henderson <rth@redhat.com>
5916 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5917 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5918 alpha_split_lock_test_and_set_12): New functions.
5919 * config/alpha/alpha-protos.h: Update.
5920 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5921 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5922 * config/alpha/sync.md (I12MODE): New.
5923 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5924 (sync_<fetchop_name><I48MODE>): Likewise.
5925 (sync_nand<I48MODE>): Likewise.
5926 (sync_old_<fetchop_name><I48MODE>): Likewise.
5927 (sync_new_<fetchop_name><I48MODE>): Likewise.
5928 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5929 (sync_compare_and_swap<I48MODE>): Likewise.
5930 (sync_lock_test_and_set<I48MODE>): Likewise.
5931 (sync_compare_and_swap<I12MODE>): New.
5932 (sync_compare_and_swap<I12MODE>_1): New.
5933 (sync_lock_test_and_set<I12MODE>): New.
5934 (sync_lock_test_and_set<I12MODE>_1): New.
5936 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5940 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5942 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5944 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5945 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5947 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5950 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5952 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5954 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5955 memory_operand constraint.
5956 (store_conditional_<mode>): Same.
5957 (sync_compare_and_swap<mode>): Same.
5958 (sync_lock_test_and_set<mode>): Same.
5960 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5962 Rewrite PIC support to more closely model actual instructions.
5963 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5964 (cris_symbol): Remove prototypes for removed functions.
5965 (cris_pic_symbol_type_of, cris_valid_pic_const)
5966 (cris_expand_pic_call_address): Prototypes for new functions.
5967 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5969 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5971 <case ':'>: Add case for new punctuation character.
5972 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5973 emitting (extra) PIC modifier.
5974 <case UNSPEC>: Do not assert for PLT.
5975 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5976 (cris_expand_prologue, cris_expand_epilogue): Check
5977 for pic_offset_table_rtx usage instead of taking
5978 current_function_uses_pic_offset_table as the final word.
5979 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5980 Remove flag_pic difference.
5981 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5982 the moral equivalents of...
5983 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5985 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5986 (cris_handle_option): Mark ARG as unused.
5987 (cris_expand_pic_call_address): New worker function for "call",
5989 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5990 output PIC constructs here.
5991 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5992 as symbol-specific modifers, not whole or part of operands.
5993 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5994 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5995 constants and flag_pic.
5996 (CONSTANT_INDEX_P): Adjust for new functions.
5997 (enum cris_pic_symbol_type): New helper type.
5998 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5999 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6000 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6002 ("movsi"): Emit actual instructions for GOT and relative access.
6003 ("*movsi_got_load"): New pattern to set up the register holding
6005 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6006 Adjust FIXME for 'S'.
6007 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6008 Use "movs" for -fpic cases.
6009 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6010 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6011 ("call", "call_value"): Just call cris_expand_pic_call_address for
6013 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6014 Remove special pattern.
6015 ("*expanded_call_side", "*expanded_call_value_side"): New
6017 (gotplt-to-plt, gotplt-to-plt-side-call)
6018 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6020 * config/cris/cris/predicates.md
6021 ("cris_general_operand_or_gotless_symbol"): Remove unused
6023 ("cris_general_operand_or_symbol"): Adjust for new functions.
6025 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6027 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6029 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6031 * Makefile.in (TREE_H): Add treestruct.def.
6032 (c-decl.o): Add pointer-set.h
6033 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6034 visibility on regular DECL's.
6035 (merge_decls): Fix the copying of decl nodes of various types for
6036 the new structures. Don't update RTL, section name, weak status,
6037 etc, on DECL's without RTL.
6038 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6039 Don't check volatile on non-variable types.
6040 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6041 to check whether we have seen arguments.
6042 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6043 flag is checked before field (flag is common, field is not).
6044 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6045 TS_DECL_COMMON could have an origin.
6046 (add_location_or_const_value_attribute): Don't check section name
6047 on non-var/function decls.
6048 (dwarf2out_var_location): Reverse order of tests.
6049 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6050 with DECL_WRTL_CHECK.
6051 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6052 * fold-const.c (fold_binary): Don't check weakness on
6053 non-var/function decls.
6054 (tree_expr_nonzero_p): Ditto.
6055 (fold_checksum_tree): Use tree_decl_extra as sizeof
6057 * ggc-page.c (extra_order_size_table): Add sizes for
6058 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6060 * gimplify.c (gimplify_bind_expr): Only set
6061 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6062 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6064 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6065 * langhooks.h (init_ts). New langhook.
6066 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6067 * print-tree.c (print_node): Update to only print fields that
6068 exist in the structures the passed decl has.
6069 * toplev.c (wrapup_global_declarations): Don't reset
6070 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6071 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6072 * tree-inline.c (remap_decl): Ditto.
6073 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6074 * tree-pretty-print.c (print_declaration): Don't print
6075 DECL_REGISTER on things that don't contain it.
6076 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6077 non-var/function decls.
6078 * tree.c (tree_contains_struct): New structure.
6079 (init_priority_for_decl): New hashtable.
6080 (tree_int_map): New structure.
6081 (tree_int_map_eq): New function.
6082 (tree_int_map_marked_p): Ditto.
6083 (tree_int_map_hash): Ditto.
6084 (tree_map): Move to tree.h.
6085 (tree_map_eq): Externalize.
6086 (tree_map_hash): Ditto.
6087 (tree_map_marked_p): Ditto.
6088 (init_ttree): Set up tree_contains_struct and call langhook.
6089 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6090 (tree_code_size): Update for new structures.
6091 (tree_node_structure): Update for new structures.
6092 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6094 (copy_node_stat): Copy init priority.
6095 (build_decl_stat): Ditto for visibility.
6096 (ts_enum_names): New.
6097 (tree_contains_struct_check_failed): New function.
6098 (decl_init_priority_lookup): Ditto.
6099 (decl_init_priority_insert): Ditto.
6100 * treestruct.def: New file.
6101 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6102 (CONTAINS_STRUCT_CHECK): Ditto.
6103 (tree_contains_struct_check_failed): New prototype.
6104 (DECL_CHECK): Removed.
6105 (DECL_MINIMAL_CHECK): New.
6106 (DECL_COMMON_CHECK): Ditto.
6107 (DECL_WRTL_CHECK): Ditto.
6108 (DECL_NON_COMMON_CHECK): Ditto.
6109 (DECL_WITH_VIS_CHECK): Ditto.
6110 (VAR_OR_FUNCTION_DECL_P): Ditto
6111 (struct tree_decl_minimal): New structure.
6112 (struct tree_decl_common): Ditto.
6113 (struct tree_decl_with_rtl): Ditto.
6114 (struct tree_decl_with_vis): Ditto.
6115 (struct tree_decl_non_common): Ditto.
6116 (struct tree_field_decl): Ditto.
6117 (struct tree_parm_decl): Ditto.
6118 (struct tree_var_decl): Ditto.
6119 (struct tree_function_decl): Ditto.
6120 (struct tree_const_decl): Ditto.
6121 (struct tree_result_decl): Ditto.
6122 (union tree_node): Add new structures.
6123 * var-tracking.c (track_expr_p): Reverse order of tests.
6125 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6127 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6129 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6130 * system.h: Poison FINALIZE_PIC.
6131 * doc/tm.texi (FINALIZE_PIC): Remove.
6133 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6136 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6137 to the correct type if we have a MODIFY_EXPR.
6139 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6141 PR tree-optimization/22360
6142 * tree.c (upper_bound_in_type): Fix calculations for casting
6143 to a non-wider signed type and casting a signed value to a
6144 wider unsigned type.
6145 (lower_bound_in_type): Fix calculations for casting to a
6146 non-wider signed type.
6148 PR tree-optimization/20139
6149 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6151 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6152 fold_cond_expr_cond.
6153 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6154 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6156 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6159 * tree-complex.c (expand_complex_libcall): Produce
6160 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6162 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6164 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6165 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6166 b" assert and inserted fastpath code for this case.
6167 (bitmap_ior): Removed "a != b" assert.
6169 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6171 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6172 (ENDFILE_SPEC): Likewise.
6173 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6175 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6176 a large stack frame at epilogue.
6178 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6180 * final.c: Include sdbout.h when required.
6182 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6184 * config.gcc (*-*-darwin*): Only one target-specific header file
6186 (powerpc-*-darwin*): Add version-specific header files.
6187 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6188 * config.in: Regenerate.
6189 * configure: Regenerate.
6190 * gcc.c: Include xregex.h.
6191 (version_compare_spec_function): New.
6192 (spec_function): Add version-compare.
6193 (replace_outfile_spec_function): Reformat comment.
6194 (compare_version_strings): New.
6195 * config/darwin-c.c (version_as_macro): New.
6196 (builtin_define): New.
6197 (darwin_cpp_builtins): New.
6198 * config/darwin-protos.h (darwin_cpp_builtins): New.
6199 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6200 (LIB_SPEC): Make unconditional, update comment.
6201 (TARGET_C99_FUNCTIONS): Define.
6202 * config/darwin.opt: Sort.
6203 (mmacosx-version-min=): New.
6204 * config/darwin7.h: Delete.
6205 * config/darwin8.h: Delete.
6206 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6207 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6208 (TARGET_C99_FUNCTIONS): Define.
6209 * config/rs6000/darwin7.h: New.
6210 * config/rs6000/darwin8.h: New.
6211 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6212 (-mmacosx-version-min): Document.
6214 2005-07-07 Ian Lance Taylor <ian@airs.com>
6216 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6218 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6221 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6223 2005-07-07 Khem Raj <kraj@mvista.com>
6225 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6226 in bytes, not words.
6228 2005-07-07 Paul Brook <paul@codesourcery.com>
6230 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6231 DEFAULT_FUNCTION_ARG_PADDING to upward.
6233 2005-07-07 Richard Henderson <rth@redhat.com>
6235 * function.c (locate_and_pad_parm): Record parameter alignment in
6236 stack_alignment_needed.
6238 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6240 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6241 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6242 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6243 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6244 (define_attr "type"): Add isync, sync, load_l, store_c.
6245 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6246 Create scratch volatile MEM.
6247 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6249 (load_locked_<mode>): New.
6250 (store_conditional_<mode>): New.
6251 (sync_compare_and_swap<mode>): Replace with splitter.
6252 (sync_lock_test_and_set<mode>): Replace with splitter.
6253 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6255 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6256 is ics. Attribute isync.
6257 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6259 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6260 and UNSPECV_SYNC_OP.
6261 (emit_unlikely_jump): New.
6262 (emit_load_locked): New.
6263 (emit_store_conditional): New.
6264 (rs6000_split_compare_and_swap): New.
6265 (rs6000_split_lock_test_and_set): New.
6266 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6267 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6268 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6269 rs6000_split_lock_test_and_set): Declare.
6270 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6271 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6272 store_c, isync, sync.
6274 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6276 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6277 filenames to gtyp-gen.h.
6278 (s-typ-gen): Use it in place of for loops.
6280 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6282 * hooks.c (hook_bool_rtx_int_false): New function.
6283 * hooks.h (hook_bool_rtx_int_false): Declare.
6284 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6285 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6286 * target.h (struct gcc_target): Add commutative_p member.
6287 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6288 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6289 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6290 (pa_commutative_p): New function.
6291 * jump.c (target.h): Include.
6292 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6293 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6295 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6297 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6298 (s390_expand_setmem): New.
6299 * config/s390/s390.c: Likewise.
6300 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6302 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6303 general_operand. Call new function "s390_expand_setmem".
6304 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6305 ("setmem_long", "*setmem_long"): ... this.
6307 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6309 * config/s390/s390.c: (optimization_options): Enable
6310 TARGET_MVCLE at -Os.
6311 * doc/invoke.texi: Document changes in default behaviour.
6312 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6314 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6316 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6317 defined by back-end.
6319 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6321 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6322 all sets in the pattern.
6323 * config/rs6000/rs6000.md (stack_protect_testsi,
6324 stack_protect_testdi): Likewise.
6326 2005-07-06 Jeff Law <law@redhat.com>
6328 * tree-vrp.c (simplify_using_ranges): Kill.
6329 (vrp_finalize): Remove call to simplify_using_ranges.
6330 (simplify_stmt_using_ranges): New function extracted from
6331 simplify_using_ranges.
6332 (simplify_div_or_mod_using_ranges): Likewise.
6333 (simplify_abs_using_ranges): Likewise.
6334 (simplify_cond_using_ranges): New function.
6335 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6336 * tree-ssa-propagate.c (substitute_and_fold): Call
6337 simplify_stmt_using_ranges if we have range information.
6339 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6341 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6342 ia64_flag_schedule_isns2.
6344 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6345 reading/writing general registers.
6346 (ia64_function_arg): Revert 2005-06-18 change.
6348 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6350 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6351 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6353 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6355 * function.c (expand_function_end): Revert part of 2005-06-27
6356 patch. Do sjlj_emit_function_exit_after after return_label.
6358 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6360 * doc/install.texi (--disable-libssp): New.
6362 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6364 * doc/invoke.texi: Update -fforce-mem documentation.
6365 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6366 code for -fforce-mem.
6367 * expmed.c: (store_bit_field,store_fixed_bit_field,
6368 extract_bit_field): Ditto.
6369 * expr.c: (convert_move): Ditto.
6370 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6371 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6372 emit_conditional_add,expand_float,expand_fix): Ditto.
6373 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6374 (common_handle_option): Issue warning when -fforce-mem specified.
6376 2005-07-06 Paul Brook <paul@codesourcery.com>
6378 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6380 * configure: Regenerate.
6382 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6384 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6386 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6388 Fix PR tree-optimization/22319
6389 Fix PR tree-optimization/22140
6390 Fix PR tree-optimization/22310
6392 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6393 variable sized types.
6394 Use correct type for intermediate structure on *a = *b structure
6397 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6399 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6401 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6402 (machine_function): Move typedef to...
6403 * config/rs6000/rs6000.c (machine_function): ... here. Add
6404 varargs_save_offset field.
6405 (rs6000_stack_t): Remove varargs_size field.
6406 (setup_incoming_varargs): Allocate varargs save area using
6407 assign_stack_local, try to make it as small as possible.
6408 Save offset from virtual_stack_vars_rtx to the save area
6409 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6410 instead of magic 8 when fp word byte size is used.
6411 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6412 instead of -RS6000_VARARGS_SIZE.
6413 (rs6000_stack_info, debug_stack_info,
6414 rs6000_initial_elimination_offset): Remove all traces of
6416 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6417 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6418 RS6000_VARARGS_AREA.
6420 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6422 PR tree-optimization/21963
6423 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6424 constant_multiple_of in the same way get_computation_cost_at does.
6426 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6428 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6429 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6430 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6431 and return its previous value.
6432 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6433 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6435 (stack_protect_set, stack_protect_test): New expanders.
6436 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6437 stack_protect_testdi): New insns.
6438 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6439 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6441 2005-07-06 Jeff Law <law@redhat.com>
6443 * tree-ssa-dce.c (cfg_altered): New global.
6444 (tree_dce_init): Initialize cfg_altered.
6445 (remove_dead_stmt): If we remove an edge in the CFG, then set
6447 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6450 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6452 * Makefile.in (stamp-collect-ld): Use
6453 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6454 ./collect-ld if it already exists.
6455 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6456 Don't remove ./nm if it already exists.
6458 2005-07-05 Devang Patel <dpatel@apple.com>
6460 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6461 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6462 * tree-vectorizer.c (vect_loop_location): New.
6463 (vect_print_dump_info): Use vect_loop_location.
6464 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6465 (vectorize_loops): Set vect_loop_location.
6466 * tree-vect-analyze.c (vect_analyze_offset_expr,
6467 vect_determin_vectorization_factor, vect_analyze_operations,
6468 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6469 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6470 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6471 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6472 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6473 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6474 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6475 vect_analyze_loop): Adjust vect_print_dump_info API.
6476 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6477 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6478 vect_finish_stmt_generation, vectorizable_assignment,
6479 vectorizable_operation, vectorizable_store, vectorizable_load,
6480 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6481 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6482 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6483 vect_transform_loop): Same.
6484 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6485 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6488 2005-07-05 Randolph Chung <tausq@debian.org>
6490 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6491 * configure: Regenerate.
6492 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6493 (pa_tls_referenced_p): Declare.
6494 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6495 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6496 (legitimize_tls_address): New.
6497 (hppa_legitimize_address): Handle TLS addresses.
6498 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6499 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6500 (emit_move_sequence): Handle TLS addresses.
6501 (pa_encode_section_info): Call default handler to handle common
6503 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6504 (CONSTANT_ADDRESS_P): Reject TLS operands.
6505 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6506 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6507 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6508 (UNSPEC_TLSLE): Define new constants.
6509 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6510 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6511 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6512 (tie_symbolic_operand, tle_symbolic_operand): New
6514 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6516 * aclocal.m4: Update macros for autoconf 2.59 style.
6517 * configure.ac: Likewise.
6519 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6521 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6522 (function_arg): Pass small aggregates in general registers on 32-bit
6524 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6526 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6528 * Makefile.in (final.o): Fix dependencies.
6530 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6534 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6535 * langhooks.c (lhd_expr_to_decl): New.
6536 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6538 (LANG_HOOKS_INITIALIZER): Update.
6539 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6540 expr_to_decl langhook.
6541 * c-tree.h (c_expr_to_decl): Declare.
6542 * c-typeck.c (c_expr_to_decl): New.
6543 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6545 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6547 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6550 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6551 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6553 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6555 * Makefile.in: Adjust dependencies.
6556 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6557 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6558 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6559 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6560 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6561 rest_of_compilation.
6563 * bb-reorder.c (gate_duplicate_computed_gotos,
6564 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6565 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6566 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6567 pass_partition_blocks): New.
6568 * bt-load.c (gate_handle_branch_target_load_optimize,
6569 rest_of_handle_branch_target_load_optimize,
6570 pass_branch_target_load_optimize): New.
6571 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6573 * cfglayout.c (pass_insn_locators_initialize): New.
6574 * cfgrtl.c (pass_free_cfg): New.
6575 * combine.c (gate_handle_combine, rest_of_handle_combine,
6577 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6578 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6579 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6580 * except.c (pass_set_nothrow_function_flags,
6581 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6583 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6584 rest_of_handle_shorten_branches, pass_shorten_branches,
6585 rest_of_clean_state, pass_clean_state): New.
6586 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6587 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6588 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6590 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6591 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6592 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6593 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6595 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6596 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6597 pass_rtl_ifcvt, gate_handle_if_after_combine,
6598 rest_of_handle_if_after_combine, pass_if_after_combine,
6599 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6600 pass_if_after_reload): New.
6601 * integrate.c (pass_initial_value_sets): New.
6602 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6603 pass_purge_lineno_notes): New.
6604 * mode-switching.c (rest_of_handle_mode_switching,
6605 pass_mode_switching): New.
6606 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6607 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6609 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6610 pass_loop_optimize): New.
6611 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6613 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6615 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6616 pass_postreload_cse): New.
6617 * profile.c (gate_handle_profiling, pass_profiling,
6618 rest_of_handle_branch_prob, pass_branch_prob): New.
6619 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6620 pass_split_before_regstack, gate_handle_split_before_regstack,
6621 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6622 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6623 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6624 pass_stack_regs): New.
6625 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6626 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6627 pass_stack_adjustments): New.
6628 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6629 pass_regrename): New.
6630 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6631 pass_delay_slots, gate_handle_machine_reorg,
6632 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6633 * rtl.h (extern void purge_line_number_notes): New.
6634 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6635 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6637 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6639 * value-prof.c (gate_handle_value_profile_transformations,
6640 rest_of_handle_value_profile_transformations,
6641 pass_value_profile_transformations): New.
6642 * var-tracking.c (gate_handle_var_tracking,
6643 pass_variable_tracking): New.
6644 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6646 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6647 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6648 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6649 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6650 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6651 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6652 rest_of_handle_gcse2, rest_of_handle_regmove,
6653 rest_of_handle_tracer, rest_of_handle_if_conversion,
6654 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6655 rest_of_handle_web, rest_of_handle_branch_prob,
6656 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6657 rest_of_handle_jump_bypass, rest_of_handle_combine,
6658 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6659 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6660 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6661 rest_of_handle_mode_switching, rest_of_handle_jump,
6662 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6663 rest_of_handle_flow2, rest_of_handle_jump2,
6664 rest_of_handle_peephole2, rest_of_handle_postreload,
6665 rest_of_handle_shorten_branches, rest_of_clean_state,
6666 rest_of_compilation): Remove.
6668 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6669 * passes.c (dump_flags, in_gimple_form, all_passes,
6670 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6671 register_dump_files, next_pass_1, last_verified, execute_todo,
6672 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6673 from tree-optimize.c.
6674 (init_optimization_passes): Moved from tree-optimize.c,
6675 adding the RTL optimizations.
6676 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6677 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6678 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6679 register_dump_files, next_pass_1, last_verified, execute_todo,
6680 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6681 init_tree_optimization_passes, ipa_passes): Delete.
6682 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6684 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6685 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6687 (ipa_passes): Remove.
6688 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6689 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6690 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6691 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6692 (dump_info_p, dump_flag): Moved to tree-dump.h.
6694 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6696 * passes.c (finish_optimization_passes): Use dump_begin
6697 and dump_end, TDI_end.
6698 (gate_rest_of_compilation): New.
6699 (pass_rest_of_compilation): Use it.
6700 (gate_postreload, pass_postreload): New.
6701 * toplev.c (general_init): Rename init_tree_optimization_passes.
6702 * toplev.h (init_tree_optimization_passes): Rename to
6703 init_optimizations_passes.
6704 * tree-dump.c (dump_flag): Make static.
6705 (dump_files): Remove RTL dumps.
6706 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6707 pass_cleanup_cfg, pass_free_cfg_annotations,
6708 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6709 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6710 * tree-pretty-print.c: Include tree-pass.h.
6711 * cgraph.c: Include tree-dump.h.
6713 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6715 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6716 Only fall back to saying it points to readonly memory if
6719 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6721 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6722 * config/m32r/m32r.c (m32r_compute_frame_size,
6723 m32r_expand_prologue): Take current_function_profile into
6724 account whenever we reference
6725 current_function_uses_pic_offset_table.
6726 (m32r_finalize_pic): Remove.
6727 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6729 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6731 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6732 instead of $<. Don't remove ./as if it already exists.
6734 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6737 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6738 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6739 for complex modes when generating code for PA 1.0.
6740 (VALID_FP_MODE_P): New macro.
6741 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6742 sets for all general and floating point modes. Align wide floating
6743 point modes to even register boundaries to comply with architectural
6745 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6746 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6747 (VALID_FP_MODE_P): New macro.
6748 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6749 sets for all general and floating point modes. Align wide floating
6750 point modes to even register boundaries to comply with architectural
6753 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6755 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6758 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6760 * tree-ssa-structalias.c: Don't include expr.h.
6762 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6764 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6767 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6769 Fix PR tree-optimization/22279
6771 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6774 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6776 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6778 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6780 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6781 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6782 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6783 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6784 config/stormy16/stormy16.c, config/v850/v850.c,
6785 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6786 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6787 Avoid "." or "\n" at end of diagnostics and capital letters at
6788 start of diagnostics.
6789 * combine.c, cse.c: Don't translate dump file output.
6790 * toplev.c (print_version): Only translate output if going to
6793 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6795 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6796 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6799 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6801 * pa.c (fix_range): Fix typo in comment.
6803 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6805 * tree-vrp.c (extract_range_from_assert): Replace
6806 fold (build (...)) with fold_build2.
6808 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6810 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6811 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6812 (format_types_orig, handle_format_attribute): Add support for
6815 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6817 * varasm.c (assemble_variable): Fix format specifier thinko.
6819 2005-07-03 Ira Rosen <irar@il.ibm.com>
6821 PR tree-optimization/22029 (and 22135)
6822 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6823 a phi node before calling dump_vops.
6825 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6827 * tree-dump.h (dump_string_field): Declare.
6828 * tree-dump.c: Use it instead of dump_string.
6829 (dump_string_field): Make non-static.
6831 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6833 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6834 up the minimal CFG stuff always when optimize > 0. Call
6835 split_all_insns_noflow in PIC case if needed.
6837 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6838 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6841 * c-decl.c (c_write_global_declarations): Dump contents of
6843 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6844 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6845 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6846 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6849 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6851 * c-common.h (GCC_DIAG_STYLE): Define.
6852 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6853 version for format checking to 4.1.
6854 * c-format.c: Include toplev.h after c-common.h.
6855 (enum format_type): Add gcc_tdiag_format_type.
6856 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6857 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6858 (format_types_orig): Add gcc_tdiag.
6859 (init_dynamic_diag_info): Support gcc_tdiag formats.
6860 (handle_format_attribute): Likewise.
6861 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6862 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6863 version for format checking to 4.1.
6864 (warning0, warning, error, pedwarn, sorry): Use
6866 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6867 (finish_aliases_1): Do not use %qE.
6868 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6869 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6870 Correct format bugs.
6871 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6872 parameter to unsigned HOST_WIDE_INT.
6873 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6875 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6878 * expr.c (write_complex_part): Use adjust_address for MEM.
6879 (read_complex_part): Same.
6881 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6883 Fix PR tree-optimization/22280
6885 * tree-sra.c (generate_element_init): Remove useless loop.
6887 2005-07-02 Richard Henderson <rth@redhat.com>
6889 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6891 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6893 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6896 * fold-const.c (fold_binary): Handle the return value of
6897 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6898 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6900 2005-07-02 Jeff Law <law@redhat.com>
6902 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6903 a eliminate type conversion which feeds an equality comparison
6904 if the original type or either operand in the comparison is a
6907 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6909 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6910 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6912 * config/avr/avr.c: Do not use '`' as left quote.
6913 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6914 Remove "." from end of diagnostics. Make diagnostics start with
6917 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6918 Joseph S. Myers <joseph@codesourcery.com>
6920 * toplev.c (default_tree_printer): Handle setting location with
6922 * c-objc.common.c (c_tree_printer): Likewise.
6923 * c-format.c (gcc_diag_flag_specs): Add '+'.
6924 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6925 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6927 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6928 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6929 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6930 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6931 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6932 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6933 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6934 format arguments where %J is used without %D.
6936 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6938 * gcc.c (LINK_SSP_SPEC): Define.
6939 (link_ssp_spec): New variable.
6940 (LINK_COMMAND_SPEC): Add %(link_ssp).
6941 (static_specs): Add link_ssp_spec.
6942 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6943 * configure: Rebuilt.
6944 * config.in: Rebuilt.
6946 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6947 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6948 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6949 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6950 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6951 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6952 -0x7008(2) instead of reading __stack_chk_guard variable.
6953 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6955 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6956 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6957 if TARGET_THREAD_SSP_OFFSET is defined.
6958 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6959 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6962 2005-06-27 Richard Henderson <rth@redhat.com>
6963 * libgcc-std.ver (GCC_4.1.0): New.
6964 * libgcc.h (__stack_chk_guard): Declare.
6965 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6966 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6967 * mklibgcc.in (lib2funcs): Add them.
6969 2005-07-01 Richard Henderson <rth@redhat.com>
6971 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6972 void * before struct sigcontext *.
6973 (x86_fallback_frame_state): Likewise.
6975 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6977 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6979 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6982 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6983 we check for SSA_NAME for.
6985 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6987 Fix PR tree-optimization/22071
6989 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6991 (get_constraint_for_component_ref): Use it.
6993 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6996 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6997 print out the last new line.
6999 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7001 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7002 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7003 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7004 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7005 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7006 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7007 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7008 (enum reg_class): New member CC0_REGS.
7009 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7010 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7011 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7012 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7013 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7014 Adjust for register now described.
7016 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7019 * config/i386/i386.md (stack_protect_test_si,
7020 stack_protect_test_di): Add earlyclobber for scratch 3.
7021 * config/rs6000/rs6000.md (stack_protect_testsi,
7022 stack_protect_testdi): Add earlyclobber for scratch 3,
7023 remove earlyclobber from scratch 4.
7025 Older entries for 2005 can be found in ChangeLog-2005.