1 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3 PR tree-optimization/18587
4 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
6 build_vuses): Change to VEC type.
7 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
8 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
9 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
10 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
11 (get_name_decl): New. Return DECL_UID of base variable.
12 (operand_build_cmp): New. qsort comparison routine.
13 (operand_build_sort_virtual): New. Sort virtual build vector.
14 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
15 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
16 (FINALIZE_BASE): Use get_name_decl.
17 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
18 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
19 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
20 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
21 direct VEC_* manipulations.
22 (build_ssa_operands): Call operand_build_sort_virtual.
23 (copy_virtual_operand, create_ssa_artficial_load_stmt,
24 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
25 with direct VEC_* manipulations.
26 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
27 with direct VEC manipulations.
29 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
31 PR tree-optimization/21419
32 PR tree-optimization/24146
33 PR tree-optimization/24151
35 * c-typeck.c (readonly_error): Handle USE being lv_asm.
36 (build_asm_expr): Call it if outputs are read-only.
37 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
39 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
40 Paolo Bonzini <bonzini@gnu.org>
44 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
45 enable the instructions and not just the built-ins.
46 * doc/invoke.texi (x86 Options): Likewise.
48 2005-10-04 Geoffrey Keating <geoffk@apple.com>
50 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
52 * doc/invoke.texi (Option Summary): Correct spelling
53 of -mmacosx-version-min.
55 2005-10-04 Devang Patel <dpatel@apple.com>
57 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
60 2005-10-04 Steve Ellcey <sje@cup.hp.com>
62 * tree-vect-transform.c (vect_create_epilog_for_reduction):
63 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
65 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
67 * config/s390/s390.md ("TDSI","DP"): New mode macros.
68 ("TE","tg"): New mode attributes.
69 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
70 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
71 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
72 dword_mode and one for GPRmode.
74 2005-10-04 Ian Lance Taylor <ian@airs.com>
77 * c-ppoutput.c (cb_include): Add comments parameter, and print out
78 any comments passed in.
80 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
82 * tree.c (annotate_with_file_line): Fix typo.
84 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
87 * builtins.c (fold_builtin_memcmp): When constructing the pointer
88 type used to access data in the inlined length == 1 case, use
89 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
90 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
92 2005-10-04 Uros Bizjak <uros@kss-loka.si>
94 * config/i386/i386.h (TARGET_FISTTP): Enable also for
95 TARGET_SSE3 and only for TARGET_80387.
96 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
97 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
98 Do not depend on TARGET_80387.
100 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
102 * tree.c (last_annotated_node): Change type to location_t*.
103 (annotate_with_file_line): Reflect the change of
104 last_annotated_node type.
106 2005-10-04 Richard Guenther <rguenther@suse.de>
109 * c-decl.c (grokdeclarator): Don't write to fields
112 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
115 * c-decl.c (finish_decl): Use set_user_assembler_name even for
117 * varasm.c (make_decl_rtl): If a register variable does not
118 have a set user assmbler name, error out.
119 Decode the asmspec is now name+1 bypassing '*'.
121 2005-10-04 Steven Bosscher <stevenb@suse.de>
123 PR tree-optimization/23049
124 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
125 of a COND_EXPR is folded before calling fold on the whole rhs of a
126 conditional assignment.
127 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
128 document that a COND_EXPR may appear there.
130 2005-10-03 Diego Novillo <dnovillo@redhat.com>
133 * tree-vrp.c (extract_range_from_assert): If the new numeric
134 range created out of the assertion contradicts the existing
135 numeric range of the ASSERT_EXPR variable, make the new range
138 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
140 * config/sh/sh.c (sh_register_move_cost): Add case for moving
141 from T_REGS to FP register class.
143 2005-10-03 Richard Henderson <rth@redhat.com>
146 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
147 before creating a new one.
149 2005-10-03 David Edelsohn <edelsohn@gnu.org>
151 * config/rs6000/t-aix43 (LDFLAGS): New.
152 * config/rs6000/t-aix52 (LDFLAGS): New.
154 2005-10-03 Ian Lance Taylor <ian@airs.com>
156 * gimplify.c (find_single_pointer_decl_1): New static function.
157 (find_single_pointer_decl): New static function.
158 (internal_get_tmp_var): For a formal variable, set restrict base
159 information if appropriate.
160 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
162 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
163 (DECL_GET_RESTRICT_BASE): Define.
164 (SET_DECL_RESTRICT_BASE): Define.
165 (decl_restrict_base_lookup): Declare.
166 (decl_restrict_base_insert): Declare.
167 (struct tree_decl_with_vis): Add based_on_restrict_p field.
168 * tree.c (restrict_base_for_decl): New static variable.
169 (init_ttree): Initialize restrict_base_for_decl.
170 (copy_node_stat): Copy restrict base information.
171 (decl_restrict_base_lookup): New function.
172 (decl_restrict_base_insert): New function.
173 (print_restrict_base_statistics): New static function.
174 (dump_tree_statistics): Call print_restrict_base_statistics.
176 2005-10-02 Diego Novillo <dnovillo@redhat.com>
179 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
182 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
185 * c-typeck.c (tagged_tu_seen): Rename to ...
186 (tagged_tu_seen_cache): this and add val field.
187 (comptypes): Move functional to comptypes_internal
188 and free tagged_tu_seen.
189 (comptypes_internal): New function and call comptypes_internal
190 instead of comptypes. Speed up by sibcalling
191 tagged_types_tu_compatible_p.
192 (alloc_tagged_tu_seen): New function
193 (free_all_tagged_tu_seen_up_to): New function.
194 (tagged_types_tu_compatible_p): Return the val of the seen two
196 Add that the two types are the same to tagged_tu_seen_base
197 if they are and call comptypes_internal instead of comptypes.
198 <case UNION_TYPE>: Speed up common type where the fields are
200 (function_types_compatible_p): Call comptypes_internal instead of
202 (type_lists_compatible_p): Likewise.
203 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
205 2005-10-02 Matthias Klose <doko@debian.org>
207 * doc/invoke.texi: Fix typo and speling error.
209 2005-10-01 Richard Henderson <rth@redhat.com>
211 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
213 2005-10-01 Mark Mitchell <mark@codesourcery.com>
215 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
216 using --start-group and --end-group.
218 2005-10-01 Diego Novillo <dnovillo@redhat.com>
220 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
221 FIXME note regarding quirky semantics.
223 2005-10-01 Diego Novillo <dnovillo@redhat.com>
226 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
227 non-null range as a last resort.
229 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
230 Diego Novillo <dnovillo@redhat.com>
233 * tree-vrp.c (extract_range_from_assert): For !=
234 assertions, only build an anti-range if LIMIT is a
237 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
239 * arm.md (movqi): On thumb when optimizing, handle loading from
240 memory by describing this as taking a subreg of a zero-extended load
241 into an SImode register.
244 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
246 * reload1.c (merge_assigned_reloads): Do not change any
247 RELOAD_FOR_OUTPUT_ADDRESS reloads.
249 2005-09-30 Geoffrey Keating <geoffk@apple.com>
251 * Makefile.in (LIPO_FOR_TARGET): Define.
252 (STRIP_FOR_TARGET): Define.
254 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
255 before creating new ones. Do symlinks before creating the actual
258 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
259 to work out which multilibs are actually being built.
261 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
263 * tree-vect-transform.c, config/ms1/ms1.md,
264 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
265 Follow spelling conventions.
266 * doc/invoke.texi, doc/md.texi: Fix typos.
268 2005-09-30 Andrew Macleod <amacleod@redat.com>
270 PR tree-optimization/21430
271 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
272 use operands, and set stmt pointer if need be.
273 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
274 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
277 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
280 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
282 2005-09-29 Mark Mitchell <mark@codesourcery.com>
284 * optabs.c (expand_binop): Initialize first_pass_p.
286 2005-09-29 Jakub Jelinek <jakub@redhat.com>
289 * c-decl.c (c_write_global_declarations_1): If any
290 wrapup_global_declaration_2 call returned true, restart the loop.
292 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
294 Fix PR tree-optimization/24117
295 * tree-ssa-structalias.c (find_func_aliases): Strip nops
296 before considering whether to use anyoffset.
298 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
302 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
304 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
306 (swap_commutative_operands_with_target): New.
308 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
311 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
314 2005-09-29 Steven Bosscher <stevenb@suse.de>
316 PR tree-optimization/23911
317 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
318 and IMAGPART_EXPR too.
320 2005-09-28 Mark Mitchell <mark@codesourcery.com>
323 * expmed.c (expand_shift): Move logic to reverse rotation
324 direction when rotating by constants ...
325 * optabs.c (expand_binop): ... here.
326 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
327 (ix86_rotrdi3): New pattern.
328 (rotldi3): Handle 32-bit mode.
329 (ix86_rotldi3): New pattern.
331 2005-09-29 Alan Modra <amodra@bigpond.net.au>
334 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
335 check for numbers that need no bit twiddle.
337 2005-09-28 Geoffrey Keating <geoffk@apple.com>
339 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
340 multilib to be built.
342 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
343 (stage1-start): Delete old libgcc and libunwind before moving
344 anything into the stage directory.
345 (stage2-start): Likewise.
346 (stage3-start): Likewise.
347 (stage4-start): Likewise.
348 (stageprofile-start): Likewise.
349 (stagefeedback-start): Likewise.
350 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
351 header in tm_file and CPU-specific t-darwin in tmake_file.
352 (i[34567]86-*-darwin*): Don't change tm_file.
353 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
354 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
355 shared library stub for target OS version.
356 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
357 (SHLIB_LINK): Don't make SHLIB_SOLINK.
358 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
359 (libgcc_s.%.dylib): New.
361 (install-darwin-libgcc-stubs): New.
362 (INSTALL_LIBGCC): New append.
363 * config/i386/darwin-libgcc.10.4.ver: New.
364 * config/i386/darwin-libgcc.10.5.ver: New.
365 * config/i386/t-darwin: New.
366 * config/rs6000/darwin-libgcc.10.4.ver: New.
367 * config/rs6000/darwin-libgcc.10.5.ver: New.
368 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
369 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
371 2005-09-28 Paul Brook <paul@codesourcery.com>
373 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
376 2005-09-28 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/23853
379 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
380 host_integerp to verify misalignment value.
382 2005-09-28 Richard Henderson <rth@redhat.com>
384 * builtins.c (get_builtin_sync_mode): New.
385 (expand_builtin_sync_operation): Pass in mode argument.
386 (expand_builtin_compare_and_swap): Likewise.
387 (expand_builtin_lock_test_and_set): Likewise.
388 (expand_builtin_lock_release): Likewise.
389 (expand_builtin): Update to match.
391 2005-09-28 Nick Clifton <nickc@redhat.com>
393 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
394 formatting. Add check to PLUS case to ensure that the offset is
395 within an acceptable range.
397 * config/v850/v850.md (casesi): Disable the generation of the
398 switch pattern as it is not being handled properly at the moment.
400 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
401 for when the high words are identical.
403 2005-09-27 Richard Henderson <rth@redhat.com>
405 * pretty-print.c (pp_base_format): Fix typo for %>.
407 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
408 Devang Patel <dpatel@apple.com>
410 PR tree-optimization/23625
411 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
412 LABEL_EXPR, assertion check.
414 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
416 * optabs.c (no_conflict_move_test): Check if a result of a
417 to-be-moved insn would be clobbered by an originally
420 2005-09-27 Jeff Law <law@redhat.com>
422 * passes.c (init_optimization_passes): Replace copy propagation
423 passes immediately after DOM with phi-only copy propagation
424 pases. Add phi-only copy propagation pass after first DOM pass.
425 * tree-pass.h (pass_phi_only_copy_prop): Declare.
426 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
427 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
428 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
429 to init_copy_prop. Callers updated.
430 (do_phi_only_copy_prop): New function.
431 (pass_phi_only_copy_prop): New pass descriptor.
433 2005-09-27 Nick Clifton <nickc@redhat.com>
435 * libgcc2.c (__popcount_tab): Remove redundant prototype.
437 2005-09-26 Jason Merrill <jason@redhat.com>
440 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
442 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
444 2005-09-26 James E Wilson <wilson@specifix.com>
446 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
447 copyright. Add gcc copyright plus libgcc exception.
448 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
450 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
452 2005-09-26 Jeff Law <law@redhat.com>
454 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
455 about when to iterate.
457 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
460 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
461 for __complex__ double in -mcpu=G5 mode.
463 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
465 PR tree-optimization/23942
466 * Makefile.in (SCEV_H): Depends on PARAMS_H.
467 * tree-scalar-evolution.c: Include params.h.
469 (follow_ssa_edge, follow_ssa_edge_in_rhs,
470 follow_ssa_edge_in_condition_phi_branch,
471 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
472 Change return type to t_bool. Use a parameter to limit the size of
473 trees that are walked before stopping
474 (analyze_evolution_in_loop): Initialize the limit to 0.
475 (follow_ssa_edge): Give up by returning t_dont_know if the limit
476 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
478 2005-09-26 Uros Bizjak <uros@kss-loka.si>
481 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
482 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
484 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
486 * combine.c (make_extraction): Check for valid use of subreg.
488 2005-09-26 Uros Bizjak <uros@kss-loka.si>
491 * config/i386/i386.md ("*fistdi2_1"): New pattern.
492 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
493 ("fist<mode>2_with_temp"): Use only register operands.
495 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
497 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
498 CALL_INSN_FUNCTION_USAGE.
500 2005-09-26 Richard Guenther <rguenther@suse.de>
503 * gcse.c: Include hashtab.h, define ldst entry hashtable.
504 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
505 (ldst_entry): Use the hashtable instead of list-walking.
506 (find_rtx_in_ldst): Likewise.
507 (free_ldst_entry): Free the hashtable.
508 (compute_ld_motion_mems): Create the hashtable.
509 (trim_ld_motion_mems): Remove entry from hashtable if
510 removing it from list.
511 (compute_store_table): Likewise^2.
512 (store_motion): Free hashtable in case we did not see
515 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
517 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
518 and arg1 if we are passing them to fold_build2.
520 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
523 * config/i386/i386.c (ix86_function_regparm): Fix the test for
526 2005-09-25 Richard Henderson <rth@redhat.com>
528 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
529 SYMBOL_REF_TLS_MODEL to be correct.
531 2005-09-24 Richard Henderson <rth@redhat.com>
533 * ipa-type-escape.c (discover_unique_type): Remove dead code at
534 end of function. Reindent.
536 2005-09-24 Ian Lance Taylor <ian@airs.com>
538 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
539 NEGATE_EXPR/BIT_NOT_EXPR case.
541 2005-09-24 Richard Henderson <rth@redhat.com>
543 * c-common.c (handle_mode_attribute): When not modifying in place,
544 create subtypes for enumerations.
545 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
546 * gimplify.c (create_tmp_from_val): Likewise.
548 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
550 * config/i386/i386.md (*tls_global_dynamic_64,
551 *tls_local_dynamic_base_64): Add missing mode to call.
552 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
554 2005-09-24 Jan Hubicka <jh@suse.cz>
556 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
557 (cgraph_clone_node): Likewise.
558 * cgraph.h (cgraph_clone_edge): Update prototype.
559 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
560 duplicated prototypes; add updating argument.
561 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
562 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
564 (cgraph_mark_inline_edge): Likewise.
565 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
566 (cgraph_flatten_node): Likewise.
567 (cgraph_decide_recursive_inlining): Likewise.
568 (cgraph_decide_inlining_of_small_function): Likewise.
569 * tree-optimize.c (tree_rest_of_compilation): Likewise.
571 2005-09-23 David Edelsohn <edelsohn@gnu.org>
572 Pete Steinmetz <steinmtz@us.ibm.com>
574 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
575 (rldic.): Set type to "compare".
577 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
578 mfjmpr for MFCTR/MFLR.
579 (movdf_hardfloat64): Same.
580 (movdf_softfloat64): Same. Correct order of store and move types.
581 (movti_string): Set type to store_ux/load_ux.
582 (load_multiple): Set type to load_ux.
583 (store_multiple): Set type to store_ux.
584 (movmemsi): Set type to store_ux.
585 (output_cbranch direct_return): Set type to jmpreg.
586 (stmw): Set type to store_ux.
587 (lmw): Set type to load_ux.
588 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
589 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
590 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
591 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
592 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
593 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
594 (rios1-fpstore): Increase latency to 3.
595 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
596 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
598 2005-09-23 David Edelsohn <edelsohn@gnu.org>
599 Andrew Pinski <pinskia@physics.uc.edu>
601 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
602 operand2 constraint to "b".
603 (sync_<fetchop_name>di_internal): Same.
604 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
606 (sync_old_<fetchop_name>di_internal): Same.
607 (sync_new_<fetchop_name>si_internal): Same.
608 (sync_new_<fetchop_name>di_internal): Same.
610 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
613 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
614 case, define as macros.
616 PR rtl-optimization/23837
617 * optabs.c (no_conflict_move_test): Don't set must_stay for a
618 clobber / clobber match between dest and p->first.
620 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
621 (no_conflict_move_test): Update comments.
623 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
625 * doc/install.texi: Update URL for Jacks.
626 * doc/sourcebuild.texi: Likewise.
628 2005-09-22 David Edelsohn <edelsohn@gnu.org>
631 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
632 registers when choosing register preferences.
633 (movdf_hardfloat64): Same.
635 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
637 * expmed.c (expand_shift): Don't use the target of the rotate as
638 target for the first expanded shift insn.
639 * testsuite/gcc.dg/20050922-1.c: Testcase added.
641 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
643 PR tree-optimization/22438
644 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
645 preserved iv rhs rewriting specially.
647 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
649 * tree-data-ref.c (analyze_array_indexes): Only estimate when
650 estimate_only is true.
651 * tree-flow.h (ref_contains_indirect_ref): New prototype.
652 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
653 tree-ssa-structalias.c
654 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
655 ref_contains_indirect_ref.
656 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
658 2005-09-21 DJ Delorie <dj@redhat.com>
660 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
662 (mn10300_return_in_memory): Support variable size types also.
663 (mn10300_pass_by_reference): Likewise.
664 (mn10300_function_value): New.
665 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
666 (FUNCTION_OUTGOING_VALUE): Likewise.
667 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
668 * doc/invoke.texi: Document it.
670 2005-09-21 Uros Bizjak <uros@kss-loka.si>
673 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
674 force integer op1 into register for XFmode compares.
676 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
679 * expmed.c (alg_code): Add alg_impossible.
680 (alg_hash_entry): Add cost.
681 (synth_mult): Record alg_impossible in the hash table if
682 multiplication by a given integer is impossble within the
683 limit. Speed up using alg_impossible.
685 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
687 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
688 argument. Allow and set any offset if needs_anyoffset is passed
690 (get_constraint_for): Add argument here too.
692 (do_structure_copy): Pass NULL to get_constraint_for.
693 (handle_ptr_arith): Ditto.
694 (find_func_aliases): Ditto.
696 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
698 PR rtl-optimization/23898
699 * output.h (get_attr_min_length): Declare.
700 * final.c (get_attr_length_1): New function, broken out of:
702 (get_attr_min_length): New function.
703 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
704 (duplicate_computed_gotos): Likewise.
705 * genattr.c (insn_min_length): Generate declaration.
706 * genattrtab.c (min_fn, min_attr_value): New functions.
707 (make_length_attrs): Generate insn_min_length.
709 2005-09-20 Steve Ellcey <sje@cup.hp.com>
711 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
713 2005-09-20 Richard Henderson <rth@redhat.com>
715 PR tree-optimization/24059
716 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
719 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
721 * c.opt (fextended-identifiers): New.
722 * c-opts.c (c_common_handle_option): Handle
723 -fextended-identifiers.
724 * doc/cpp.texi: Update documentation of extended identifiers.
725 * doc/cppopts.texi (-fextended-identifiers): Document.
727 2005-09-20 Jakub Jelinek <jakub@redhat.com>
729 PR tree-optimization/23929
730 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
733 PR tree-optimization/23818
734 * tree-stdarg.c (execute_optimize_stdarg): Call
735 calculate_dominance_info.
737 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
739 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
740 (analyze_siv_subscript_cst_affine): Add weak SIV test.
741 (compute_overlap_steps_for_affine_1_2): Use
742 get_number_of_iters_for_loop.
743 (analyze_subscript_affine_affine): Check whether difference is
745 Use get_number_of_iters_for_loop.
746 Check whether overlap occurs outside of bounds.
747 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
749 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
751 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
752 base register if possible.
754 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
756 PR tree-optimization/18463
757 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
758 converting it directly is not possible.
759 (chrec_convert_aggressive): New function.
760 * tree-chrec.h (chrec_convert_aggressive): Declare.
761 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
762 Fold chrec conversions aggressively if asked to.
763 (instantiate_parameters): Modified because of changes in
764 instantiate_parameters_1.
766 2005-09-19 Richard Henderson <rth@redhat.com>
768 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
769 (reduc_splus_v2df): New.
771 2005-09-19 Richard Sandiford <richard@codesourcery.com>
773 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
774 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
776 2005-09-19 Richard Henderson <rth@redhat.com>
778 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
781 2005-09-19 Richard Henderson <rth@redhat.com>
783 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
784 (ia64_expand_dot_prod_v8qi): New.
785 * config/ia64/ia64-protos.h: Update.
786 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
787 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
788 sdot_prodv8qi, sdot_prodv4hi): New.
789 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
791 2005-09-19 Richard Henderson <rth@redhat.com>
794 * real.c (exact_real_truncate): Return false if the format cannot
795 represent the number as a normal.
797 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
800 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
802 * tree-ssa-operands.c (swap_tree_operands): Export.
803 * tree.h (swap_tree_operands): Declare.
804 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
805 Call swap_tree_operands.
807 2005-09-19 Richard Henderson <rth@redhat.com>
809 * tree-flow.h (merge_alias_info): Declare.
810 * tree-ssa-copy.c (merge_alias_info): Export.
811 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
812 (vect_create_data_ref_ptr): Use create_iv directly.
813 (vectorizable_load): Use correct types for integer constants.
814 (vect_generate_tmps_on_preheader): Likewise.
815 (vect_gen_niters_for_prolog_loop): Likewise.
817 2005-09-19 Steven Bosscher <stevenb@suse.de>
819 PR rtl-optimization/23943
820 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
822 2005-09-18 Jan Hubicka <jh@suse.cz>
824 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
826 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
828 * varasm.c (output_constant): Do not abort on conversions to union
829 types between different sizes.
831 2005-09-18 Richard Guenther <rguenther@suse.de>
834 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
837 2005-09-18 Paul Brook <paul@codesourcery.com>
839 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
841 2005-09-17 Richard Henderson <rth@redhat.com>
843 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
844 * tree-ssa-loop.c (pass_vect_dce): Remove.
845 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
848 2005-09-17 Richard Henderson <rth@redhat.com>
850 * tree-pass.h (pass_vect_dce): Declare.
851 * passes.c (init_optimization_passes): Add it.
852 * tree-flow.h (tree_ssa_dce): Declare.
853 * tree-ssa-dce.c (tree_ssa_dce): Export.
854 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
855 (gate_tree_vectorize): ... here.
856 (pass_vect_dce): New.
858 2005-09-17 Jan Hubicka <jh@suse.cz>
860 * except.c (struct eh_status): Turn region_array into vec.
861 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
862 convert_from_eh_region_ranges, find_exception_handler_labels,
863 current_function_has_exception_handlers, assign_filter_values,
864 build_post_landing_pads, dw2_build_landing_pads,
865 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
866 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
867 foreach_reachable_handler, can_throw_internal_1,
868 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
870 (duplicate_eh_region_1): Update region_array.
871 (duplicate_eh_regions): Resize region_array and avoid recomputing.
873 2005-09-17 David Edelsohn <edelsohn@gnu.org>
876 * expmed.c (expand_mult): Substitute simple register for op0 when
879 2005-09-17 Richard Henderson <rth@redhat.com>
881 * expr.c (emit_move_via_integer): Add force argument, pass it on
882 to emit_move_change_mode. Update callers.
883 (emit_move_complex): Pass true to new force argument.
884 * function.c (expand_function_end): Move expand_eh_return call
885 earlier. Merge sub-word complex values into a pseudo before
886 copying to the return hard register.
888 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
890 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
891 between different sizes.
893 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
897 * passes.c (init_optimization_passes): Register dump files for
900 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
902 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
903 * config/s390/s390.c (s390_overlap_p): New function.
904 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
905 peephole2, "*xc" peephole2): Added overlap check to the peephole2
908 2005-09-16 Richard Guenther <rguenther@suse.de>
910 * ipa-pure-const.c (static_execute): Free auxiliar information.
911 * ipa-type-escape.c (discover_unique_type): Free temporary key.
912 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
914 2005-09-15 DJ Delorie <dj@redhat.com>
916 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
918 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
920 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
922 (swap_commutative_operands_with_target): New.
924 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
926 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
929 (estimate_iters_using_array): New function.
930 * tree-data-ref.h (estimate_iters_using_array): Prototype
931 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
932 Use estimate_iters_using_array instead of analyze_array.
934 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
936 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
939 2005-09-15 Michael Matz <matz@suse.de>
941 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
943 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
945 PR tree-optimization/23835
946 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
947 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
949 2005-09-14 Richard Henderson <rth@redhat.com>
951 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
952 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
954 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
956 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
957 in the ARRAY_TYPE case.
959 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
961 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
963 2005-09-14 Uros Bizjak <uros@kss-loka.si>
966 * tree-vect-transform.c (vectorizable_operation): Return false for
967 scalar shift operations and for vector shift operations with
968 non-invariant shift arguments. Use scalar tree operand op1 as
969 a shift operand when vector shift insn pattern uses scalar shift
971 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
973 2005-09-14 Olivier Hainque <hainque@adacore.com>
975 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
976 value if it has side-effects.
978 2005-09-14 David Edelsohn <edelsohn@gnu.org>
981 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
983 2005-09-14 Alan Modra <amodra@bigpond.net.au>
985 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
986 passed as NAME as if it were label at start of function code.
988 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
990 * config/sh/sh.md (*movv4sf_i): Add general register cases to
993 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
995 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
996 as early clobber. Rewrite so the PIC register is not implicitly used.
998 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1000 * tree.c (annotate_with_file_line): Compare line numbers before
1003 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1006 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1007 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1009 2005-09-13 Ian Lance Taylor <ian@airs.com>
1011 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1012 than a HOST_WIDEST_INT to gen_doloop_begin.
1014 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1016 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1018 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1020 PR tree-optimize/23817
1021 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1023 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1026 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1027 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1028 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1029 (restore_stack_nonlocal): Likewise.
1030 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1032 2005-09-12 Ian Lance Taylor <ian@airs.com>
1035 * c.opt (ffriend-injection): New C++ option.
1036 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1037 (C++ Dialect Options): Document -ffriend-injection.
1039 2005-09-12 Josh Conner <jconner@apple.com>
1042 * ipa-reference.c (static_execute): Don't mark variables in
1043 named sections TREE_READONLY.
1045 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1047 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1050 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1052 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1053 V_MUST_DEF instead of just the first_use_p.
1054 Don't mark the virtual variables for renaming on the statement which
1056 (pass_dse): Remove TODO_update_ssa.
1058 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1061 * stor-layout.c (compute_record_mode): For records with a single
1062 field, actually check the field's mode size against the type size.
1064 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1065 registers for TARGET_SHMEDIA.
1066 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1067 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1068 of GENERAL_REGS and FP_REGS.
1070 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1072 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1074 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1076 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1077 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1078 are omitted. Exclude stack_tie insn too.
1080 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1082 PR rtl-optimization/23098
1083 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1085 * config/rs6000/rs6000.md (movdf splitter): Use
1086 const_double_operand predicate for TARGET_POWERPC64.
1087 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1088 SYMBOL_REF method to ABI_V4.
1090 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1091 replace_equiv_address.
1092 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1093 rs6000_sr_alias_set and MEM_NOTRAP.
1094 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1096 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1098 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1099 handle CALL_EXPR again.
1101 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1103 * arm/predicates.md (alignable_memory_operand): Delete.
1105 2005-09-10 Richard Henderson <rth@redhat.com>
1108 * dbxout.c (dbxout_expand_expr): New.
1109 (dbxout_symbol): Use it.
1111 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1113 * arm.c (arm_gen_rotated_half_load): Delete.
1114 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1115 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1116 (thumb_set_return_address): Likewise.
1117 (thumb_load_double_from_address): Use adjust_address.
1118 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1119 (extendhsisi2_mem, movhi_bytes): Use change_address.
1120 (movhi): Use widen_memory_access.
1121 (reload_out_df): Use replace_equiv_address.
1122 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1124 2005-09-09 Richard Henderson <rth@redhat.com>
1127 * dbxout.c: Include expr.h.
1128 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1129 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1130 * Makefile.in (dbxout.o): Add EXPR_H.
1132 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1134 PR tree-optimization/23509
1135 * tree-cfg.c (replace_uses_by): Use replace_exp.
1136 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1137 pointers have name_mem_tag or type_mem_tag set.
1139 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1141 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1142 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1143 of wrongly accessing operands.
1145 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1147 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1148 * tree-chrec.c: Include tree-scalar-evolution.h.
1149 (chrec_convert): Instantiate the base and step before calling
1150 scev_probably_wraps_p that would fail on parametric evolutions.
1151 Collect all the fails into a single section failed_to_convert,
1152 print a diagnostic, and return chrec_dont_know instead of calling
1154 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1155 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1157 (scev_const_prop): Don't replace the definition of a loop closed ssa
1158 phi node by itself, or by another loop closed ssa phi node.
1159 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1160 that base and step are defined.
1162 2005-09-09 Richard Guenther <rguenther@suse.de>
1165 * fold-const.c (fold_ternary): Check truth_value_p before
1166 calling invert_truthvalue.
1168 2005-09-09 Nick Clifton <nickc@redhat.com>
1170 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1171 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1172 dimension of these arrays.
1173 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1175 * longlong.h: Only provide a prototype for the __clz_tab[] array
1176 if this header has not been included from libgcc2.h.
1177 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1179 Provide prototypes for exported functions.
1180 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1183 2005-09-08 Josh Conner <jconner@apple.com>
1187 * expr.c (expand_expr_addr_expr_1): Don't invoke
1188 expand_simple_binop for EXPAND_INITIALIZER.
1190 2005-09-08 Richard Henderson <rth@redhat.com>
1193 * toplev.c (wrapup_global_declaration_1): Split out ...
1194 (wrapup_global_declaration_2): ... from ...
1195 (wrapup_global_declarations): ... here. Return bool.
1196 (check_global_declaration_1): Split out ...
1197 (check_global_declarations): from here.
1198 (emit_debug_global_declarations): New.
1199 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1200 check_global_declaration_1, emit_debug_global_declarations): Declare.
1201 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1202 of decls. Call wrapup_global_declaration_1,
1203 wrapup_global_declaration_2, check_global_declaration_1 directly.
1204 (c_write_global_declarations_2): New.
1206 (c_write_global_declarations): Call c_write_global_declarations_2.
1207 * langhooks.c (write_global_declarations): Call
1208 emit_debug_global_declarations.
1210 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1211 remove decls that have DECL_RTL_SET_P.
1212 * passes.c (rest_of_decl_compilation): Invoke
1213 cgraph_varpool_finalize_decl for all but functions.
1215 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1217 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1218 the result of a conversion if the new min and max cannot be compared.
1220 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1222 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1223 (override_options): Setting s390_sr_alias_set removed.
1224 (save_fpr, save_gprs): Set alias set to vararg or frame.
1225 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1226 s390_sr_alias_set with get_frame_alias_set ().
1227 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1228 get_varargs_alias_set ().
1230 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1234 * c-parser.c (c_parser_objc_method_definition): If the next
1235 token is not "{", error out and don't start the function.
1237 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1239 * tree-vrp.c (extract_range_from_expr): Move the check for non
1240 nullness after the check for gimple invariant.
1242 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1244 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1246 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1249 * config/m32r.md (movmemsi_internal): Canonicalize order of
1250 operands in PLUS component of template.
1252 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1254 * reload1.c (fixup_eh_region_note): Remove assertion.
1255 (fixup_abnormal_edges): Reverted removal of call to
1256 find_many_sub_basic_blocks made on 2005-08-31.
1258 2005-09-07 Richard Henderson <rth@redhat.com>
1260 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1261 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1262 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1263 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1264 rearrange for better packing.
1265 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1266 (lookup_cfa_1): Remove inline marker.
1267 (cfa_equal_p): Split out of ...
1268 (def_cfa_1): ... here. Use INVALID_REGNUM.
1269 (build_cfa_loc): Handle !cfa->indirect.
1270 (frame_pointer_cfa_offset): New.
1271 (dbx_reg_number): Assert register elimination performed; do
1272 leaf register remapping.
1273 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1274 (eliminate_reg_to_offset): New.
1275 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1276 for verifiably local stack frame addresses; re-base to CFA.
1277 (mem_loc_descriptor): Remove can_use_fbreg argument.
1278 (concat_loc_descriptor, loc_descriptor): Likewise.
1279 (containing_function_has_frame_base): Remove.
1280 (rtl_for_decl_location): Don't do register elimination or
1281 leaf register remapping here.
1282 (secname_for_decl): Split out from ..
1283 (add_location_or_const_value_attribute): ... here.
1284 (convert_cfa_to_loc_list): New.
1285 (compute_frame_pointer_to_cfa_displacement): New.
1286 (gen_subprogram_die): Use them.
1287 * tree.h (frame_base_decl): Remove.
1288 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1289 (prologue_stack_adjust): Remove.
1290 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1291 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1292 (set_frame_base_location): Remove.
1293 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1294 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1295 (vt_add_function_parameters): Don't eliminate_regs.
1296 (vt_initialize): Don't create frame_base_decl.
1298 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1300 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1301 version of GNU binutils for 4.x and later.
1303 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1305 * ggc-page.c (ggc_push_context): Remove.
1306 (ggc_pop_context): Likewise.
1307 * ggc.h (ggc_push_context): Remove.
1308 (ggc_pop_context): Likewise.
1310 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1313 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1314 returning from an interrupt handler.
1316 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1319 * config/arc/arc.c (output_shift): Add check for loop count when
1322 2005-09-06 Steven Bosscher <stevenb@suse.de>
1324 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1326 (abs_replacement): Likewise.
1327 (pass_phiopt): Remove TODO_update_ssa.
1329 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1332 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1333 if "return with no value, in function returning non-void" warning
1335 * tree-cfg.c (execute_warn_function_return): Don't look at
1336 RETURN_EXPRs with TREE_NO_WARNING set.
1339 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1340 for internal functions doesn't use registers used by global registers
1341 variables. Use fewer register parameters if there are global register
1344 2005-09-06 Olivier Hainque <hainque@adacore.com>
1345 Eric Botcazou <ebotcazou@adacore.com>
1348 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1349 when we would be extracting outside its bit span (bitpos+bitsize
1350 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1351 Ada unchecked conversions.
1353 2005-09-06 Steven Bosscher <stevenb@suse.de>
1355 * tree-ssa-pre.c (try_look_through_load): New function.
1356 (compute_avail): Use it to try to look through loads for some
1357 more useful expressions.
1359 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1361 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1362 condition for detecting cases like (a&a) and (a^a).
1364 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1366 * common.opt: Add option ftree-vect-loop-version.
1367 * params.def: Add --param vect-max-version-checks.
1368 * doc/invoke.texi: Document ftree-vect-loop-version and
1369 --param vect-max-version-checks.
1370 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1371 may_misalign_stmts and defines for accessors.
1372 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1373 LOOP_VINFO_MAY_MISALIGN_STMTS.
1374 (destroy_loop_vec_info): VEC_free for
1375 LOOP_VINFO_MAY_MISALIGN_STMTS.
1376 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1377 Update documentation.
1378 (vect_update_misalignment_for_peel): New.
1379 (vect_enhance_data_refs_alignment): Update to choose loop
1380 peeling or loop versioning if appropriate for the (potentially)
1381 unaligned data references in the loop.
1382 (vect_analyze_data_refs_alignment): Remove call to
1383 vect_enhance_data_refs_alignment so the checks can be done
1385 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1386 and move up call to vect_analyze_data_refs_alignment.
1387 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1388 (vect_transform_loop): Add call to loop_version.
1390 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1392 PR rtl-optimization/23098
1393 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1394 * simplify-rtx.c (constant_pool_reference_p): New function.
1395 * rtl.h (constant_pool_reference_p): New prototype.
1396 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1397 constant_pool_reference_p in condition and
1398 avoid_constant_pool_reference in preparation statements.
1400 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1402 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1403 STRICT_LOW_PART SETs.
1405 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1408 * except.c (sjlj_emit_function_enter): Find the function begin
1409 note even when it's not in first basic block.
1411 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1413 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1414 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1415 * aclocal.m4: Regenerate.
1417 2005-09-05 DJ Delorie <dj@redhat.com>
1419 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1422 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1424 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1425 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1426 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1427 Follow spelling conventions.
1428 * doc/invoke.texi: Follow spelling conventions.
1430 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1432 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1433 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1434 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1436 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1439 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1440 (output_stack_adjust): Use gen_tmp_stack_mem.
1441 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1442 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1443 (sh_get_pr_initial_val): Likewise.
1444 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1445 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1446 * sh.md (divsi_inv_m0): Use gen_const_mem.
1447 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1448 (movdf_i4+1): Use gen_tmp_stack_mem.
1449 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1450 (fpu_switch+2): Likewise.
1451 (movv4sf_i, movv16sf_i): Use adjust_address.
1452 (symGOT_load): Set MEM_NOTRAP_P bit.
1454 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1457 * pa.c (emit_move_sequence): Fix typo in last change.
1459 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1461 PR rtl-optimization/23454
1462 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1465 2005-09-03 Richard Henderson <rth@redhat.com>
1466 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1469 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1472 2005-09-02 Nicolas Pitre <nico@cam.org>
1474 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1475 to bit_count to 32 bits.
1477 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1480 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1481 generating synthetic loads from volatile lvalues.
1483 005-09-02 Nick Clifton <nickc@redhat.com>
1485 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1486 __ctzhi2, __clzhi2): New functions.
1488 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1491 * tree-nested.c (struct var_map_elt): Mark with GTY.
1492 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1494 (lookup_field_for_decl): Allocate new element in GC memory.
1495 (lookup_tramp_for_decl): Likewise.
1496 (convert_nl_goto_reference): Likewise
1497 (create_nesting_tree): Allocate info in GC memory. Likewise for
1499 (free_nesting_tree): Free with ggc_free instead of free.
1500 (root): New static variable.
1501 (lower_nested_functions): Remove root as local variable. And zero out
1502 root at the end of the function.
1504 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1506 PR rtl-optimization/20365
1507 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1508 to short. New member ix.
1509 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1510 (simplify_plus_minus): Initialize ix members before calling qsort.
1512 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1514 PR tree-optimization/23626
1515 * tree-cfg.c (replace_uses_by): Clean up eh info.
1517 2005-09-01 DJ Delorie <dj@redhat.com>
1519 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1522 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1524 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1525 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1528 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1530 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1531 do not issue warning for a variable definition following
1534 2005-09-01 Richard Henderson <rth@redhat.com>
1537 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1538 conversion to CONST_VECTOR.
1540 2005-09-01 Richard Henderson <rth@redhat.com>
1543 * reload1.c (reload_as_needed): Check !CALL_P before calling
1544 fixup_eh_region_note.
1545 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1547 2005-09-01 DJ Delorie <dj@redhat.com>
1549 * varasm.c (output_constant): Let the target resolve
1550 conversions of addresses to non-default pointer sizes.
1552 2005-09-01 Nicolas Pitre <nico@cam.org>
1554 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1555 to alow matching ARM pre-indexed addressing mode.
1556 (arm_override_options): Remove now irrelevant comment.
1558 2005-09-01 Phil Edwards <phil@codesourcery.com>
1560 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1561 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1562 * config/i386/vxworks.h: Likewise.
1563 * config/i386/t-vxworksae: New file, for VxWorks AE.
1564 * config/i386/vxworksae.h: Likewise.
1566 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1568 PR tree-optimization/23410
1569 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1570 sequence is not wrapping during the first step.
1572 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1575 * dwarf2out.c (base_type_die): Compare char_type_node with
1576 TYPE_MAIN_VARIANT (type), not type.
1578 2005-09-01 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/15366
1581 * common.opt: Add -finline-functions-called-once.
1582 Put -fearly-inlining in alphabetically ordered place.
1583 * doc/invoke.texi: Document new option.
1584 * ipa-inline.c (cgraph_decide_inlining): Honour
1585 flag_inline_functions_called_once.
1587 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1589 PR rtl-optimization/23478
1590 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1591 (alloc_qty): Initialize it.
1592 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1593 (combine_regs): Combine also n_throwing_calls_crossed fields.
1594 (find_free_reg): Don't attempt to caller-save pseudos crossing
1595 calls that might throw.
1596 * global.c (struct allocno): Add throwing_calls_crossed field.
1597 (global_alloc): Revert 2005-08-22 change. Initialize
1598 throwing_calls_crossed.
1599 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1602 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1605 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1606 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1607 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1608 (and64_2_operand): Tweak to use predicate.
1609 (and_operand): Adjust for mask_operand changes.
1610 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1611 (print_operand): Likewise.
1612 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1613 (mask64_1or2_operand): Delete.
1614 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1615 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1616 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1617 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1618 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1619 (rotldi3_internal4): Likewise.
1620 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1621 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1622 (ashldi3_internal7): Likewise.
1623 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1624 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1625 (anddi3 split): Don't match mask64_operand.
1626 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1627 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1628 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1629 't' splitter predicate.
1630 (movdi_internal64 + 2): Revert 2005-06-11 change.
1632 2005-08-31 DJ Delorie <dj@redhat.com>
1634 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1635 (m32c_asm_integer): Add support for 32 bit pointers.
1637 2005-08-31 Richard Henderson <rth@redhat.com>
1639 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1640 component-like references for setting MEM_NOTRAP_P.
1642 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1643 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1645 2005-08-31 Richard Henderson <rth@redhat.com>
1647 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1648 into a pseudo before applying gen_lowpart.
1650 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1652 * doc/install.texi (Specific): Update cctools version required
1653 for full functionality.
1654 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1655 linkers as -macosx_version_min.
1657 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1660 * sh.c (print_operand, %R and %S): Add handling of floating point
1661 registers, memory, constants and invalid operands.
1663 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1665 * ipa-pure-const.c: Change dump name.
1667 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1670 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1671 to "reg_or_0_operand".
1672 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1674 2005-08-31 Dale Johannesen <dalej@apple.com>
1676 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1677 loops that count down.
1679 2005-08-31 Richard Henderson <rth@redhat.com>
1682 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1683 (fixup_eh_region_note): New.
1684 (reload_as_needed): Call it.
1685 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1686 don't call find_many_sub_basic_blocks; call verify_flow_info.
1687 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1688 (keep_stack_depressed): Likewise.
1689 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1691 2005-08-31 Richard Henderson <rth@redhat.com>
1693 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1696 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1698 * expr.c (expand_expr_real_1): Compare size of address
1699 mode to target's address mode size in deciding expansion of
1700 the constant address.
1702 2005-08-31 Richard Guenther <rguenther@suse.de>
1705 * expr.c (all_zeros_p): New function.
1706 (expand_expr_real_1): Handle the case of an all-zero
1707 non-addressable constructor separately.
1709 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1711 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1712 arguments, adjust all callers.
1713 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1715 2005-08-30 Richard Henderson <rth@redhat.com>
1718 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1719 whenever the mode sizes match.
1721 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1723 * calls.c (load_register_parameters): Fix comment typo.
1724 * expr.c (emit_push_insn): Comment formatting.
1726 2005-08-30 Ian Lance Taylor <ian@airs.com>
1728 * config/i386/x-cygwin (host-cygwin): Change dependency from
1729 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1731 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1733 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1736 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1739 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1740 call to ggc_collect.
1742 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1745 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1746 beginning. Remove $(INCLUDES) from all the rules, if following
1747 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1749 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1752 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1753 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1754 not constant, but maxlen is, don't set len to maxlen, rather
1755 set maxlen to len if len is a constant.
1757 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1759 PR tree-optimization/23475
1760 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1763 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1765 Fix PR middle-end/22455
1767 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1768 Checksum only the parts of the tree that exist for the tree code.
1770 2005-08-28 Dale Johannesen <dalej@apple.com>
1772 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1774 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1776 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1778 2005-08-28 Richard Henderson <rth@redhat.com>
1780 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1781 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1784 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1787 * builtins.c (get_memory_rtx): Don't strip nops
1788 in between COMPONENT_REFs.
1790 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1793 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1795 (gimplify_modify_expr): Check for zero sized types and gimplify the
1796 rhs and lhs as statements.
1798 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1801 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1802 state for return address column of signal frames.
1804 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1807 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1808 bytes >= 2 not bytes == 2.
1809 (expand_block_move): Same.
1811 2005-08-27 Richard Guenther <rguenther@suse.de>
1814 * config/i386/sse.md (sse2_movsd): Add missing closing
1817 2005-08-27 Paul Brook <paul@codesourcery.com>
1819 * genrecog.c (enum decision_type): Add DT_num_insns.
1820 (struct decision_test): Add u.num_insns.
1821 (add_to_sequence): Add DT_num_insns test.
1822 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1823 (write_cond, debug_decision_2): Ditto.
1824 (change_state): Assume peep2_next_insn never fails.
1825 Remove "afterward" argument.
1826 (write afterward, write_tree): Update to match.
1827 * recog.c (peep2_current_count): New variable.
1828 (peep2_next_insn): Check it.
1829 (peephole2_optimize): Set peep2_current_count.
1830 * recog.h (peep2_current_count): Declare.
1832 2005-08-26 Josh Conner <jconner@apple.com>
1835 * ipa-pure-const.c (check_tree): Check for volatile-ness
1836 when considering a dereference.
1838 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1840 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1842 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1844 PR rtl-optimization/23561
1845 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1846 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1847 at most LEN bytes long memory fits into the field.
1848 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1849 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1850 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1852 2005-08-26 Richard Henderson <rth@redhat.com>
1855 * loop.c (biased_biv_may_wrap_p): New.
1856 (maybe_eliminate_biv_1): Use it to suppress non-equality
1857 comparison transformations. Delete disabled code.
1859 2005-08-26 Ian Lance Taylor <ian@airs.com>
1861 * combine.c (make_extraction): Avoid reference outside object.
1863 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1865 * stor-layout.c (finalize_type_size): Restore behaviour for
1866 non-aggregate types to the status quo ante of the patch for
1867 pr 23467. Document why it matters.
1869 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1872 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1873 array by one element, initialize the BT_LAST element with NULL.
1875 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1877 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1878 optimizing for size.
1880 (compare_plus_eqsi): Same.
1881 (plus_eqsi_compare): Same.
1882 (neg_eq0<mode>): Same.
1883 (neg_eq<mode>): Same.
1885 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1888 2005-08-26 Nick Clifton <nickc@redhat.com>
1890 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1891 TARGET_EP is not defined.
1892 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1893 TARGET_EP is enabled.
1894 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1895 * config/v850/v850.md (save_all_interrupt): Only use the EP
1896 register if TARGET_EP is defined.
1897 (restore_all_interrupt): Likewise.
1898 * config/v850/lib1funcs.asm: Update functions so that the EP
1899 register is only used if __EP__ is defined.
1901 2005-08-26 David Ung <davidu@mips.com>
1903 * config/mips/mips.c (mips_expand_prologue): Handle case when
1904 generating for MIPS16 and the outgoing argument area is more than
1905 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1908 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1910 * config/crx/crx.md: Make doloop_end pattern usage controllable
1911 via mloop-nesting=<max-nesting> command line switch. Make sure
1912 the combiner cannot use doloop_end_<mode> in an illegal way.
1913 * config/crx/crx.c: Use regs up to r6 for argument passing.
1914 Refine crx_address_cost (non cst4 displacements are expensive).
1915 * config/crx/crx.opt: Add switch for mloop-nesting=.
1917 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1919 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1920 (UNSPEC_MVST): New constant.
1922 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1924 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1925 Reject operands containing eliminable registers.
1926 * testsuite/gcc.dg/20050825-1.c: New testcase.
1928 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1929 Jan Hubicka <jh@suse.cz>
1931 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1933 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1935 PR tree-optimization/23546
1936 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1939 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1941 * params.def (PARAM_MIN_SPEC_PROB): New.
1942 * sched-rgn.c (MIN_PROBABILITY): Delete.
1943 (compute_trg_info): Convert to PARAM_VALUE.
1944 * doc/invoke.texi (param): Document min-spec-prob.
1946 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1948 * config/darwin.h: define __PIC__
1949 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1950 TARGET_OS_CPP_BUILTINS macro.
1952 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1954 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1957 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1959 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1961 * cfghooks.c (duplicate_block): Added position where to place
1962 new block as argument.
1963 * cfghooks.h (duplicate_block): Declaration changed.
1964 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1966 * cfglayout.h (copy_bbs): Declaration changed.
1967 * cfgloop.h (loop_version): Declaration changed.
1968 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1969 position to copy_bbs.
1970 (loop_version): Pass position to duplicate_loop_to_header_edge.
1971 Add place_after argument and position new blocks according to
1973 * modulo-sched.c (sms_schedule): Pass place_after argument
1975 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1976 * tree-cfg.c (split_edge_bb_loc): New function.
1977 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1978 to determine position of new blocks.
1979 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1981 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1982 argument to duplicate_block.
1983 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1984 Pass position to copy_bbs.
1986 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1988 * fold-const.c (ptr_difference_const): Use
1989 cst_and_fits_in_hwi instead of host_integerp.
1991 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1993 * config/darwin.c (gen_pic_offset): New.
1994 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1997 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1999 PR tree-optimization/23486
2000 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2002 2005-08-23 Phil Edwards <phil@codesourcery.com>
2004 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2005 remove use_collect2.
2006 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2008 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2009 configuration files to override the default value.
2011 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2012 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2013 * config/vx-common.h: New file, split out from...
2014 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2015 * config/vxworksae.h: New file, for VxWorks AE.
2016 * config/vxworks.opt: New file.
2017 * config/vxlib.c: Update for VxWorks 6.
2019 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2020 other MULTILIB_* variables appropriately.
2021 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2022 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2023 * config/rs6000/vxworks.h: Update for VxWorks 6.
2024 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2026 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2029 * config/darwin.c (machopic_select_section): Remove the hack to
2030 mark "::operator new" and "::operator delete" for coalescing
2031 even though they are not weak.
2033 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2035 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2036 * configure: Regenerate.
2038 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2041 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2043 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2044 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2047 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2049 * config/rs6000/predicates.md (equality_operator): New.
2050 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2051 comparison with a large constant.
2053 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2055 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2057 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2059 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2060 registers is even, and we have a hardware double precision fp,
2062 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2063 size of current argument when checking if argument was passed in
2066 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2069 * stor-layout.c (finalize_type_size): Dont override
2070 existing alignment with a smaller alignment from the mode.
2072 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2074 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2075 * lambda.h (lambda_vector_lexico_pos): ... here.
2076 * tree-data-ref.c (build_classic_dist_vector): Return false when
2077 the distance vector is lexicographically negative.
2079 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2081 PR tree-optimization/23511
2082 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2083 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2085 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2087 PR tree-optimization/22043
2088 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2089 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2090 If ALLOW_FLEXARR, handle types ending with flexible array member.
2091 Pass false as second argument to recursive count_type_elements calls.
2092 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2093 argument to count_type_elements call.
2094 * tree-sra.c (decide_block_copy): Likewise.
2095 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2096 for a constant-sized object, set cleared as well. Pass true as
2097 second argument to count_type_elements call.
2099 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2102 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2103 from legitimate_small_data_p, and make global. Update use.
2104 Remove forward declaration.
2105 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2107 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2109 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2111 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2112 of scratch intermediates.
2113 (eq<mode>_compare): Same.
2114 (neg_eq0<mode>): New.
2115 (neg_eq<mode>): Convert to define_insn_and_split.
2117 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2120 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2121 stdarg functions, set/clear the fp marker even when no variable
2123 * config/rs6000/sysv4.opt (mprototype): Describe.
2125 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2127 PR rtl-optimization/23478
2128 * regs.h (reg_info): Add throw_calls_crossed.
2129 (REG_N_THROWING_CALLS_CROSSED): Define.
2130 * flow.c (allocate_reg_life_data): Initialize
2131 REG_N_THROWING_CALLS_CROSSED.
2132 (propagate_one_insn, attempt_auto_inc): Update
2133 REG_N_THROWING_CALLS_CROSSED.
2134 * global.c (global_alloc): Don't allocate pseudos across
2135 calls that may throw.
2137 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2140 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2141 value is inbetween the range if we did not find an exact match.
2143 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2145 * doc/invoke.texi (Option Summary): Add ms1 options.
2146 * doc/extend.texi: Document interrupt handler attribute for ms1.
2147 * doc/md.texi: Document ms1 constraints.
2148 * config.gcc: Add ms1-*-elf.
2149 * config/ms1/ms1.h: New.
2150 * config/ms1/ms1.c: New.
2151 * config/ms1/ms1.md: New.
2152 * config/ms1/ms1-protos.h: New.
2153 * config/ms1/ABI.txt: New.
2154 * config/ms1/crti.asm: New.
2155 * config/ms1/crtn.asm: New.
2156 * config/ms1/lib2extra-funcs.c: New.
2157 * config/ms1/t-ms1: New.
2158 * config/ms1/ms1.opt: New.
2160 2005-08-22 Ira Rosen <irar@il.ibm.com>
2162 * config/rs6000/altivec.md (xorv4sf3): New.
2163 (negv4sf2, neg<mode>2): Likewise.
2165 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2168 * config/ia64/ia64.md (divsi3): Check divide by zero.
2169 (udivsi3): Likewise.
2171 (udivdi3): Likewise.
2173 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2175 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2176 up to elem_bitsize bits, not max_bitsize.
2178 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2180 PR tree-optimization/23433
2181 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2182 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2184 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2186 PR tree-optimization/23434
2187 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2188 the iteration bound is not an INTEGER_CST.
2190 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2192 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2193 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2194 NULL if need_epilog_adjust is false.
2195 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2196 Case 3 always peels first itration, not just for PLUS case, and no need
2197 to use scalar_initial_def here. Create an epilog adjustment only if
2198 scalar_initial_def is not NULL.
2200 (vectorizable_reduction): Remove assert.
2202 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2205 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2206 (__moddi3): Likewise.
2207 (__udivdi3): Likewise.
2208 (__umoddi3): Likewise.
2209 (__divsi3): Likewise.
2210 (__modsi3): Likewise.
2211 (__udivsi3): Likewise.
2212 (__umodsi3): Likewise.
2214 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2216 * tree-pass.h (TDF_GRAPH): Define.
2217 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2218 * passes.c (finish_optimization_passes): Only call
2219 finish_graph_dump_file if TDF_GRAPH is set.
2220 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2221 NULL. Set TDF_GRAPH bit.
2222 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2224 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2226 * arm.h (arm_stack_offsets): Add locals_base field.
2227 * arm.c (arm_get_frame_offsets): Compute it.
2228 (thumb_compute_initial_elimination offset): Make the Thumb frame
2229 pointer point to the base of the local variables.
2230 (thumb_expand_prologue): Update accordingly.
2231 (thumb_expand_epilogue): Likewise.
2233 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2234 mode of clobbered scratch to DImode. Handle a case that's known to
2237 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2239 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2240 (gt0<mode>_compare): Delete.
2241 (neg_gt0<mode>): Delete.
2243 2005-08-19 Eric Christopher <echristo@apple.com>
2245 * optabs.h: Change CTI_ to COI_.
2248 2005-08-19 James E Wilson <wilson@specifix.com>
2250 * builtins.c (expand_builtin_return_addr): Set
2251 current_function_accesses_prior_frames when count != 0. Use
2252 frame_pointer_rtx when count == 0.
2253 * function.h (struct function): Add accesses_prior_frames field.
2254 (current_function_accesses_prior_frames): Define.
2255 * reload1.c (init_elim_table): Check
2256 current_function_accesses_prior_frames.
2257 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2259 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2261 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2262 indicator. Return true if the flowgraph changed during
2265 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2268 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2269 conditional expression before testing its value.
2271 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2273 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2275 2005-08-19 Devang Patel <dpatel@apple.com>
2277 PR tree-optimization/23048
2278 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2279 third parameter. Check whether latch is dominated by exit
2281 (if_convertible_loop_p): Supply exit block itself to
2282 if_convertible_bb_p.
2284 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2287 * arm.md (arm_load_pic_register): Change argument to the mask of
2288 saved registers. Call thumb_find_work_register if we need a
2289 scratch register on Thumb.
2290 (arm_expand_prologue): Pass empty register set to
2291 arm_load_pic_register.
2292 (thumb_expand_prologue): Pass live_regs_mask directly to
2293 arm_load_pic_register.
2294 * arm-protos.h (arm_load_pic_register): Update prototype.
2296 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2298 * sh.c (find_sole_member): New function.
2299 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2300 if the record's alignment is larger than the size of its only member.
2302 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2305 * arm.c (thumb_legitimize_reload_address): New function.
2306 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2307 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2309 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2311 * config/crx/crx.c: Implement crx_decompose_address. Reject
2312 symbolic displacements since CRX register relative adressing
2313 mode can't handle unsigned 32-bit values as displacements.
2314 * config/crx/crx.h: Simplify definitions, remove redundant
2315 parenthesis and obsolete macros.
2316 * config/crx/crx.opt: Add new switch for debugging addresses.
2317 * config/crx/crx-protos.h: Add new declarations for above.
2319 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2322 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2325 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2327 * collect2.c (dup2): Delete.
2328 * configure.ac: Don't check for dup2.
2330 * config.in, configure: Regenerate.
2332 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2334 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2335 record with the type of its only member.
2337 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2339 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2340 define_insn_and_split.
2341 (plus_ltu<mode>_compare): Same.
2342 (gtu<mode>_compare): Same.
2343 (plus_gtu<mode>_compare): Same.
2345 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2347 PR tree-optimization/22228
2348 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2350 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2351 are recorded in vect_vnames_to_rename for renaming.
2352 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2353 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2354 in vect_vnames_to_rename.
2355 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2356 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2358 2005-08-18 Jan Hubicka <jh@suse.cz>
2361 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2362 info only for local statics, not for member variables.
2364 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2366 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2368 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2370 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2372 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2375 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2377 2005-08-17 James E Wilson <wilson@specifix.com>
2379 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2382 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2384 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2385 (leu<mode>_compare): Same.
2386 (plus_leu<mode>): Same.
2387 (neg_leu<mode>): Same.
2388 (and_neg_leu<mode): Same.
2389 (ltu<mode>_compare): Same.
2390 (plus_ltu<mode>): Same.
2392 (geu<mode>_compare): Same.
2393 (plus_geu<mode>): Same.
2394 (neg_geu<mode>): Same.
2395 (and_neg_geu<mode>): Same.
2396 (plus_gt<mode>): Same.
2397 (gtu<mode>_compare): Same.
2398 (plus_gtu<mode>): Same.
2400 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2402 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2403 Move call_table_data to end. Delete spurious .text.
2404 (callt_save_all_interrupt): Fix comment typo.
2406 2005-08-17 James E Wilson <wilson@specifix.com>
2407 Kevin Winchester <winchester@amirix.com>
2410 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2412 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2415 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2416 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2418 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2420 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2421 record with the type of its only member if the modes don't match.
2423 * varasm.c (decode_reg_name): Skip empty additional register names.
2425 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2427 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2428 lsm_tmp_name_length): New.
2429 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2430 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2432 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2433 Andreas Krebbel <krebbel1@de.ibm.com>
2435 * config.gcc: Added z9-109 switch.
2436 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2437 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2438 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2439 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2440 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2441 for "z9_109" cpu attribute.
2442 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2443 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2444 (s390_handle_arch_option): Added z9-109 switch.
2445 (override_options): Set respective cost function for z9-109.
2446 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2447 (legitimate_reload_constant_p): Accept extended immediates.
2448 (print_operand): Three new output modifiers added: k, m and o.
2449 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2450 (s390_output_mi_thunk): Use extended immediate when possible.
2451 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2452 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2453 (CONSTRAINT_LEN): Added length of O constraint.
2454 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2455 * config/s390/s390.md ("cpu"): New value z9_109 added.
2456 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2457 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2458 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2459 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2460 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2461 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2462 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2463 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2464 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2465 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2466 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2467 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2468 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2469 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2470 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2472 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2473 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2474 insns for TARGET_EXTIMM.
2476 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2478 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2480 2005-08-17 Nick Clifton <nickc@redhat.com>
2482 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2483 Call default_encode_section_info.
2485 2005-08-17 Steven Bosscher <stevenb@suse.de>
2487 PR tree-optimization/21574
2488 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2489 constant, return CONSTANT.
2490 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2491 (ccp_fold, visit_assignment): Likewise.
2492 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2494 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2496 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2497 fold_buildN instead of buildN then fold_initializer or fold.
2498 (build_unary_op): Likewise.
2499 (build_binary_op): Likewise.
2500 * fold-const.c (fold_initializer): Remove.
2501 (fold_build1_initializer): New function.
2502 (fold_build2_initializer): New function.
2503 (fold_build3_initializer): New function.
2504 * tree.h (fold_initializer): Remove.
2505 (fold_build1_initializer): New function.
2506 (fold_build2_initializer): New function.
2507 (fold_build3_initializer): New function.
2509 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2511 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2512 (try_move_mult_to_index): Call fold_build2 instead of build2.
2513 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2514 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2515 fold_binary_to_constant.
2516 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2518 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2519 check if A == gcd (A, B). Remove TYPE argument.
2520 (analyze_offset) Use fold_build2 instead of fold (build.
2521 (create_data_ref): Likewise.
2522 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2523 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2526 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2528 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2529 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2531 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2534 * gimplify.c (zero_sized_type): New function.
2535 (gimplify_modify_expr_rhs): If we have a zero sized type,
2536 replace the statement with an empty statement.
2538 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2540 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2543 2005-08-16 Ian Lance Taylor <ian@airs.com>
2545 * doc/tm.texi (Label Output): Correct typo.
2547 2005-08-16 Steven Bosscher <stevenb@suse.de>
2550 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2551 force_operand will work later on using have_insn_for.
2553 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2555 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2557 2005-08-16 Ian Lance Taylor <ian@airs.com>
2560 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2561 vector type, don't try to construct it element by element. Add an
2562 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2564 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2566 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2568 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2570 * doc/invoke.texi (Precompiled Headers): Document some more options
2571 which are known to be safe.
2573 2005-08-16 James E Wilson <wilson@specifix.com>
2575 PR tree-optimization/21105
2576 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2577 TREE_OVERFLOW check.
2579 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2581 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2582 (neg_ltu<mode>): Same.
2584 (neg_gtu<mode>): Same.
2586 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2588 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2589 (fold_builtin_isdigit): Use fold_buildN.
2590 (build_function_call_expr): Likewise.
2591 * c-typeck.c (c_finish_loop): Likewise.
2593 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2594 Richard Shann <rshann@superh.com>
2596 PR middle-end/20396:
2597 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2599 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2601 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2603 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2606 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2607 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2610 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2613 * fold-const.c (build_range_check): Disable optimization for function
2614 pointer expressions on targets that require function pointer
2617 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2619 * simplify-rtx.c (simplify_const_relational_operation): When
2620 extracting arguments of a COMPARE, recompute the mode as well.
2622 2005-08-15 Ian Lance Taylor <ian@airs.com>
2624 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2626 2005-08-15 DJ Delorie <dj@redhat.com>
2628 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2630 (movsi_splittable): Allow, but split, moves to the stack.
2631 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2634 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2636 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2637 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2638 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2640 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2641 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2642 Delete HOST_PTR_PRINTF.
2644 * configure, config.in: Regenerate.
2646 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2648 * config/rs6000/rs6000.md (QHSI): New mode macro.
2649 (wd): Extend mode attr for QImode and HImode
2650 (dbits): New mode attr.
2651 (zero_extend<mode>di2): Convert to mode macro.
2653 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2656 * doc/invoke.texi (-mgnu-ld): Update description.
2659 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2662 * Makefile.in (tree-chrec.o): Depends on real.h.
2663 * tree-chrec.c: Include real.h.
2664 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2665 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2666 * tree-scalar-evolution.c (add_to_evolution_1,
2667 interpret_rhs_modify_expr): Ditto.
2669 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2672 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2673 step is negative compute the estimation from init downwards to zero.
2675 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2677 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2679 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2681 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2683 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2684 Accept double-word constants that can be split.
2685 * config/s390/s390.md ("movti"): Use 'P' constraint.
2686 ("*movdi_31", "*movdf_31"): Likewise.
2688 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2690 Fix PR tree-optimization/22615
2692 * tree-ssa-structalias.c (solution_set_add): Handle
2693 first_vi_for_offset returning NULL.
2694 (do_da_constraint): Ditto.
2695 (do_sd_constraint): Ditto.
2696 (do_ds_constraint): Ditto
2697 (find_func_aliases): Ditto.
2698 (build_constraint_graph): RHS is allowed be ANYTHING.
2699 (first_vi_for_offset): Return NULL if we couldn't find anything at
2702 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2704 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2705 over memory as first operand.
2707 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2710 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2711 available for setting it.
2713 2005-08-14 Ira Rosen <irar@il.ibm.com>
2715 PR tree-optimization/23320
2716 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2717 data-refs' types instead of base object nullness. Add check for
2718 pointer type data-refs before first location comparison. Remove
2721 2005-08-14 Andreas Schwab <schwab@suse.de>
2723 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2725 2005-08-13 James E Wilson <wilson@specifix.com>
2727 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2728 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2729 -fstack-protector-all, --param ssp-buffer-size): Document.
2730 (-Wvariadic-macros): Alphabetize.
2731 (-fsched-stalled-insns-dep): Add missing 'f'.
2733 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2736 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2738 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2739 or indirect address operand.
2740 (EXTRA_ADDRESS_CONSTRAINT): New.
2741 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2743 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2745 PR tree-optimization/22236
2746 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2747 successors and predecessors.
2748 * tree-chrec.c (chrec_convert): Before converting, check that
2749 sequences don't wrap.
2750 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2751 (analyze_array): Extern.
2752 (find_data_references_in_loop): Remove call to
2753 compute_estimated_nb_iterations.
2754 * tree-data-ref.h (analyze_array): Declared.
2755 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2756 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2757 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2758 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2760 * tree-ssa-loop-ivcanon.c: Fix documentation.
2761 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2762 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2763 (infer_loop_bounds_from_undefined): New.
2764 (estimate_numbers_of_iterations_loop): Use
2765 infer_loop_bounds_from_undefined.
2766 (used_in_pointer_arithmetic_p): New.
2767 (scev_probably_wraps_p): Pass an extra parameter. Call
2768 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2769 (convert_step): Fix documentation.
2770 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2771 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2772 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2773 scev_probably_wraps_p.
2775 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2777 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2778 (s390_register_info): Ignore clobbered_regs information for fixed
2779 registers, and only fixed registers.
2780 (s390_init_frame_layout): Remove redundant call.
2782 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2784 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2785 description of -Wold-style-casts.
2787 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2788 Jakub Jelinek <jakub@redhat.com>
2790 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2791 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2792 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2793 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2794 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2795 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2796 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2797 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2798 ("stack_protect_set", "stack_protect_test"): New expanders.
2799 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2800 "stack_protect_testdi"): New insn definitions.
2802 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2804 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2806 2005-08-12 Paul Brook <paul@codesourcery.com>
2808 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2810 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2812 * config/s390/predicates.md (setmem_operand): New predicate.
2813 (shift_count_operand): Accept ANDs with special constants as
2815 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2816 with special constants.
2817 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2818 shift_count_operand with setmem_operand.
2820 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2822 * config/s390/s390.c (s390_extract_part, s390_single_part):
2824 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2825 (s390_output_mi_thunk): Don't use lg on 31 bit.
2826 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2827 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2829 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2831 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2832 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2833 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2834 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2835 with one of the new macros.
2837 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2839 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2840 Don't set save_return_addr_p.
2841 (s390_register_info): Make clobbered_regs not depending on
2844 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2846 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2847 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2849 2005-08-11 James E. Wilson <wilson@specifix.com>
2851 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2853 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2855 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2856 locations gathered by var-tracking in single entry loc_list
2857 over loc_descriptor_from_tree.
2859 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2860 pass it down to loc_descriptor.
2861 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2862 (containing_function_has_frame_base): Move earlier in the file.
2863 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2864 instead of always assuming fbreg can't be used.
2866 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2868 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2869 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2870 Accept address wrapped in AND for Altivec.
2871 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2872 Strip AND wrapping offset address for Altivec.
2874 2005-08-11 Richard Henderson <rth@redhat.com>
2877 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2878 before using TYPE_IS_SIZETYPE.
2880 2005-08-11 Richard Henderson <rth@redhat.com>
2883 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2884 insn types not present on ev4.
2885 (alphaev5_insn_pipe): Similarly.
2887 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2890 * arm.c (arm_override_options): If the user has selected callee-super-
2891 interworking, then enable normal interworking.
2893 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2895 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2898 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2900 * doc/rtl.texi: Fix two typos.
2902 2005-08-11 Richard Guenther <rguenther@suse.de>
2905 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2906 cases where we call to/from functions returning void.
2908 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2911 * tree.c (build_pointer_type_for_mode): Robustify.
2913 2005-08-10 James E Wilson <wilson@specifix.com>
2915 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2916 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2918 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2921 2005-08-10 Eric Christopher <echristo@apple.com>
2923 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2924 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2927 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2930 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2931 for the high part when generating dynamic-no-pic code.
2933 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2935 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2936 (x86_64-*-linux*): Likewise.
2938 * config/i386/crtfastmath.c: New file.
2939 * config/i386/t-crtfm: Likewise.
2941 * config/i386/linux.h (ENDFILE_SPEC): New.
2942 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2944 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2947 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2949 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2950 (vec_shl, vec_shr): Document new operations.
2951 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2953 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2955 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2956 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2957 change predicate to indexed_or_indirect_address.
2959 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2961 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2962 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2963 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2964 and __aeabi_uwrite8.
2965 * config/arm/unaligned-funcs.c: New file.
2966 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2968 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2970 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2972 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2973 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2975 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2976 * final.c (pass_shorten_branches): Add dump.
2977 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2978 (pass_life): Rename dump.
2979 (rest_of_handle_flow2): Remove initial verify_flow_info.
2980 * function.c (pass_instantiate_virtual_regs): Add dump.
2981 * integrate.c (pass_initial_value_sets): Add dump.
2982 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2983 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2984 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2985 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2986 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2987 gate_rtl_unrool_and_peel_loops): New.
2988 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2989 rtl_doloop): Do not look at flags.
2990 * mode-switching.c (pass_mode_switching): Add dump.
2991 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2992 pass_split_before_regstack): Add dump.
2993 * regmove.c (pass_stack_adjustments): Add dump.
2994 * tree-optimize.c (pass_fixup_cfg): Add dump.
2996 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2999 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3000 deciding which instruction sequence to use.
3002 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3004 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3005 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3007 2005-08-09 Richard Guenther <rguenther@suse.de>
3009 * c-common.c (builtin_function_2): Remove.
3010 (def_builtin_1): New function.
3011 (c_common_nodes_and_builtins): Use def_builtin_1 to
3012 build builtin functions.
3014 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3016 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3017 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3018 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3021 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3023 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3024 fold_binary instead of fold_build2 since we don't care about the
3026 (loop_niter_by_eval): Likewise.
3027 (compare_trees): Likewise.
3028 (proved_non_wrapping_p): Likewise.
3030 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3034 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3035 if the if is really empty.
3037 2005-08-09 Steven Bosscher <stevenb@suse.de>
3039 PR tree-optimization/23234
3040 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3041 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3042 argument of the new enum.
3043 (execute_cse_reciprocals): Add reciprocals for function arguments
3044 on the unique successor edge of the entry block. Update other calls
3045 to execute_cse_reciprocals_1.
3047 2005-08-08 Richard Henderson <rth@redhat.com>
3050 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3052 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3054 * expr.c (write_complex_part): Return after handling MEM.
3056 2005-08-08 Josh Conner <jconner@apple.com>
3058 PR rtl-optimization/23241
3059 * combine.c (simplify_comparison): Fix error in determining
3060 whether to lift a subreg from comparison.
3062 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3065 * config/rs6000/altivec.md (vec_init<mode>): New.
3066 (vec_set<mode>): New.
3067 (vec_extract<mode>): New.
3068 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3069 (rs6000_expand_vector_set): New.
3070 (rs6000_expand_vector_extract): New.
3071 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3072 for Altivec modes before reload.
3073 (altivec_expand_vec_init_builtin): New.
3074 (get_element_number): New.
3075 (altivec_expand_vec_set_builtin): New.
3076 (altivec_expand_vec_ext_builtin): New.
3077 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3079 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3081 * config/rs6000/rs6000.h (rs6000_builtins): Add
3082 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3083 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3084 * config/rs6000/rs6000-protos.h: Declare new functions.
3086 2005-08-08 Jan Hubicka <jh@suse.cz>
3088 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3089 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3090 * i386.md (movdi*): Use pic_32bit_operand.
3091 * predicates.md (pic_32bit_operand): New.
3093 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3096 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3098 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3100 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3101 (test_for_singularity): Use fold_build2.
3103 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3105 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3107 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3109 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3110 (COMMON_ASM_OP) Define.
3111 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3112 (ix86_encode_section_info): Likewise.
3113 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3114 SUBTARGET_ENCODE_SECTION_INFO.
3116 2005-08-06 Richard Henderson <rth@redhat.com>
3119 * tree-nested.c (convert_local_reference): Save and restore val_only
3120 around component_ref and friends. Clear walk_subtrees by default.
3122 2005-08-06 Peter O'Gorman <peter@pogma.com>
3125 * gcc.c (process_command): Check the argument to -b has a dash.
3126 * doc/invoke.texi: Update -b and -V docs.
3128 2005-08-06 James E Wilson <wilson@specifix.com>
3130 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3132 2005-08-06 Michael Matz <matz@suse.de>
3134 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3135 member only if only one insn is associated with the value.
3137 2005-08-06 Nick Clifton <nickc@redhat.com>
3139 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3141 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3142 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3143 Check symbol flags instead of symbol name mangling.
3144 (xstormy16_asm_output_aligned_common): Likewise. Also
3145 simplify code since the bss100_section cass is the only case
3146 where the below100 code will be triggered.
3147 (xstormy16_encode_section_info): Encode below100 attribute
3148 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3150 (xstormy16_strip_name_encoding): Delete - this function is no
3152 (TARGET_STRIP_NAME_ENCODING): Undefine.
3153 * config/stormy16/stormy16-protos.h: Delete prototype for
3154 xstormy16_strip_name_encoding.
3156 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3158 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3159 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3160 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3161 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3162 config/alpha/predicates.md, config/arc/arc.h,
3163 config/arm/arm.h, config/arm/ieee754-df.S,
3164 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3165 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3166 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3167 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3168 config/m68hc11/m68hc11.h, config/mips/mips.c,
3169 config/mips/mips.h, config/mips/openbsd.h,
3170 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3171 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3172 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3173 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3174 config/sparc/linux.h, config/sparc/linux64.h,
3175 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3176 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3177 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3178 typos. Follow spelling conventions.
3180 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3183 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3184 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3185 specially. Check for side effects only for COND_EXPR.
3186 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3187 return with TREE_NO_WARNING.
3189 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3191 PR rtl-optimization/23233
3192 * loop.c (combine_movables): Require the modes to be the same.
3193 (move_movables): Remove handling of cases where the replacement
3194 had a different mode to the original.
3196 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3198 PR tree-optimization/23128
3199 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3200 subtraction wrap, and set TREE_OVERFLOW if they do.
3202 2005-08-05 Richard Henderson <rth@redhat.com>
3205 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3206 FORCED_LABEL labels.
3208 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3211 * reload.c (find_reloads_subreg_address): Pass down TYPE
3212 unchanged. Change all callers except find_reloads_toplev.
3214 2005-08-05 Michael Matz <matz@suse.de>
3216 * genattrtab.c (current_alternative_string): Remove.
3217 (SIMPLIFY_ALTERNATIVE): Ditto.
3218 (attr_alt_bit_p): Ditto.
3219 (alternative_name): Make const char *.
3220 (evaluate_eq_attr): Remove use of above things.
3221 (simplify_test_exp): Ditto.
3222 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3223 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3225 2005-08-04 James E Wilson <wilson@specifix.com>
3227 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3228 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3229 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3230 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3231 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3233 2005-08-04 Richard Henderson <rth@redhat.com>
3236 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3237 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3238 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3239 if we'd have to instantiate too many members.
3241 2005-08-04 Richard Henderson <rth@redhat.com>
3244 * tree-outof-ssa.c (coalesce_asm_operands): New.
3245 (coalesce_ssa_name): Use it. Split out ...
3246 (coalesce_phi_operands, coalesce_result_decls): ... these.
3248 2005-08-04 Paul Brook <paul@codesourcery.com>
3250 * read-rtl.c (read_quoted_string): Break if EOF.
3252 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3254 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3255 (fold_build2): Likewise.
3256 (fold_build3): Likewise.
3257 (fold_build1_stat): New function prototype.
3258 (fold_build2_stat): Likewise.
3259 (fold_build3_stat): Likewise.
3260 * fold-const.c (fold_build1): Rename to ..
3261 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3262 through to build1_stat.
3263 (fold_build2): Rename to ..
3264 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3265 through to build2_stat.
3266 (fold_build3): Rename to ..
3267 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3268 through to build3_stat.
3270 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3271 Ian Lance Taylor <ian@airs.com>
3273 * function.c (assign_stack_local_1): Do not correct stack slot
3274 address if allocation size is smaller than mode size.
3276 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3279 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3280 (tree_merge_blocks): Propagate anything allowed by
3282 Clarify documentation.
3283 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3284 SSA form, schedule an update if necessary.
3286 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3288 * doc/install.texi (Binaries): Remove broken link to
3289 Sinix/Reliant Unix binaries.
3291 2005-08-03 Richard Henderson <rth@redhat.com>
3294 * function.c (stack_protect_epilogue): Export.
3295 * tree.h (stack_protect_epilogue): Declare.
3296 * calls.c (expand_call): Call it.
3298 2005-08-03 Eric Christopher <echristo@apple.com>
3300 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3301 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3304 2005-08-04 Jan Hubicka <jh@suse.cz>
3306 * profile.c (branch_prob): Split edges with goto locus on them
3307 to get proper line counts.
3308 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3310 2005-08-03 Paul Brook <paul@codesourcery.com>
3312 * function.c (assign_parms): Round current_function_args_size
3313 to PARM_BOUNDARY, not STACK_BOUNDARY.
3315 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3317 * config/i386/i386.c (x86_elf_aligned_common)
3318 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3320 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3322 PR tree-optimization/23157
3323 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3324 before emitting them.
3326 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3328 PR tree-optimization/19899
3329 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3330 * tree-scalar-evolution.c: Include real.h.
3331 (add_to_evolution): Build constant -1 of correct type.
3333 2005-08-03 Jan Hubicka <jh@suse.cz>
3335 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3336 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3337 profile updating for complette unrolling.
3338 * loop-unroll.c (peel_loop_completely): Use it.
3339 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3340 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3343 2005-08-03 Paul Brook <paul@codesourcery.com>
3345 * combine.c (can_change_dest_mode): New function.
3346 (try_combine, simplify_set): Use it.
3348 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3350 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3353 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3355 * doc/install.texi (Specific): Adjust link to openavr.org.
3356 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3357 (Binaries): Adjust HP-UX Porting Center link.
3358 (Binaries): Adjust Free Software Foundation ordering link.
3360 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3362 * convert.c (convert_to_integer): Use fold_build1 instead of
3363 build1 when converting an integer to an integer.
3365 2005-08-02 Richard Henderson <rth@redhat.com>
3367 * combine.c (combine_instructions): Don't use reg_equal/equiv
3368 results if the mode doesn't match.
3370 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3372 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3373 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3375 2005-08-02 Richard Henderson <rth@redhat.com>
3378 * explow.c (memory_address): Remove special-case for
3379 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3381 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3384 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3385 number of calls to cleanup_tree_cfg_1.
3387 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3389 * doc/invoke.texi: document file extensions .F90 and .F95
3391 2005-08-02 Richard Guenther <rguenther@suse.de>
3393 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3394 positive if its first argument is positive.
3396 2005-08-02 Richard Guenther <rguenther@suse.de>
3398 PR tree-optimization/23177
3399 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3402 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3404 PR tree-optimization/23129
3405 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3406 varying for divisions with anti-ranges.
3408 2005-08-02 Jan Hubicka <jh@suse.cz>
3410 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3411 * tree-ssa-threadupdate.c (thread_block): Add it here.
3413 2005-08-01 James E Wilson <wilson@specifix.com>
3415 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3416 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3417 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3419 * config/mips/predicates.md (const_call_insn_operand): Add check for
3420 SYMBOL_REF_LONG_CALL_P.
3421 * doc/extend.texi (long_call): Document the new attribute.
3423 2005-08-01 Ian Lance Taylor <ian@airs.com>
3424 Richard Henderson <rth@redhat.com>
3426 * Makefile.in (RTL_BASE_H): Add real.h.
3427 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3429 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3431 * rtl.c (rtl_check_failed_code_mode): New.
3432 * rtl.h (struct rtx_def): Add u.rv.
3433 (XCMWINT, XCNMPRV): New.
3434 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3435 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3437 2005-08-01 Richard Henderson <rth@redhat.com>
3439 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3440 with auto-inc codes.
3442 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3444 2005-08-01 Jan Hubicka <jh@suse.cz>
3446 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3447 * i386.c: Include dwarf2.h
3448 (asm_preferred_eh_data_format): New.
3449 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3451 2005-08-01 Ian Lance Taylor <ian@airs.com>
3453 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3454 randomize_va_space for virtual address randomization control.
3456 2005-08-01 Steven Bosscher <stevenb@suse.de>
3458 * common.opt (flag_ipa_cp): Put in right place to maintain
3461 2005-08-01 Jan Hubicka <jh@suse.cz>
3463 * profile.c (compute_value_histograms): Fix thinko.
3464 * value-prof.c: Include toplev.h
3465 (check_counter): New function.
3466 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3467 tree_mod_subtract_transform): Add sanity check.
3469 2005-08-01 Richard Guenther <rguenther@suse.de>
3471 PR tree-optimization/23133
3472 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3473 current functions parameter decls to find defs to cse
3476 2005-08-01 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/23109
3479 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3480 If trapping math is in effect, use post-dominator information
3481 to check if we'd in any case reach a trapping point before
3482 doing the reciprocal insertion.
3483 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3484 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3485 expressions are invariant only if trapping math is not in effect.
3487 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3489 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3490 cgraph_function_versioning): New declarations.
3491 * cgraphunit.c: Add include to ipa-prop.h.
3492 (update_call_expr, cgraph_copy_node_for_versioning,
3493 cgraph_function_versioning): New functions.
3494 * integrate.c (copy_decl_for_inlining): Remove.
3495 * ipa-prop.h (ipa_replace_map): New struct.
3496 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3497 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3498 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3499 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3500 ipcp_iterate_stage, ipcp_method_scale_print,
3501 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3502 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3503 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3504 ipcp_update_bb_counts, ipcp_update_profiling,
3505 ipcp_update_edges_counts): New functions.
3506 (ipcp_method_cval_init): Remove restriction regarding local methods.
3507 (ipcp_init_stage): Add ipcp_method_compute_scale.
3508 (ipcp_insert_stage): Add versioning.
3509 (ipcp_structures_print): Add ipcp_method_scale_print.
3510 (ipcp_driver): Dump profiling info.
3511 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3512 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3513 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3514 (struct inline_data): Add versioning_p, ipa_info, new fields.
3515 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3516 declare_return_variable): Replace calls to copy_decl_for_inlining with
3518 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3520 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3521 Add argument VERSIONING.
3522 (copy_arguments_for_versioning, copy_static_chain,
3523 function_versionable_p, tree_versionable_function_p,
3524 tree_function_versioning, replace_ref_tree): New functions.
3525 * tree-inline.h: Include varray.h.
3526 (tree_versionable_function_p, tree_function_versioning,
3527 tree copy_decl_for_dup): New declarations.
3529 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3531 * ipa-cp.c: New file. Contains IPCP specific functionality.
3532 * ipa-prop.h: New file. Contains structures/definitions that can be
3533 used by several interprocedural data flow optimizations (and also IPCP).
3534 * ipa-prop.c: New file.
3535 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3536 * common.opt: Add ipa-cp flag.
3537 * timevar.def: Add IPCP optimization.
3538 * tree-optimize.c (init_tree_optimization_passes): Schedule
3540 * tree-pass.h (pass_ipa_cp): Declare.
3542 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3544 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3545 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3546 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3547 config/i386/i386.c, config/mips/mips.h,
3548 config/rs6000/rs6000.h, config/sh/sh.c,
3549 config/stormy16/stormy16.c: Fix comment typos.
3551 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3554 * c-typeck.c (build_binary_op): Use common_type wrapper on
3556 (common_type): Update comment.
3558 2005-07-31 Steven Bosscher <stevenb@suse.de>
3561 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3562 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3563 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3565 2005-07-31 Jan Hubicka <jh@suse.cz>
3567 * pretty-print.h (pp_widest_integer): New macro.
3568 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3571 2005-07-31 Jan Hubicka <jh@suse.cz>
3573 * output.h (enum section_category): Export from varasm.c
3574 (categorize_decl_for_section): Likewise.
3575 * varasm.c (enum section_category): Kill.
3576 (categorize_decl_for_section): Make global.
3577 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3579 * i386.c (ix86_section_threshold): New static variable.
3580 (ix86_in_large_data_p, ix86_encode_section_info,
3581 x86_64_elf_unique_section,
3582 x86_64_elf_select_section): New functions.
3583 (TARGET_ENCODE_SECTION_INFO): Define
3584 (override_options): Enable medium model for PIC.
3585 (ix86_expand_prologue): Expand gen_set_got_rex64.
3586 (legitimate_constant_p): Handle new UNSPECs.
3587 (legitimate_pic_address_disp_p): Likewise.
3588 (legitimize_pic_address): Lower MEDIUM model addressing.
3589 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3590 (enum cmodel): Add MEDIUM_PIC.
3591 (SYMBOL_REF_FAR_ADDR_P): New macro.
3592 (SYMBOL_FLAG_FAR_ADDR): New flag.
3593 * i386.md (movdi): Support medium model.
3594 (set_got_rex64): New pattern.
3595 * i386.opt (mlarge-data-threshold): New flag.
3596 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3597 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3598 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3599 TARGET_ASM_UNIQUE_SECTION): New.
3601 * invoke.texi (-mlarge_data_threshold): Document
3603 2005-07-31 Jan Hubicka <jh@suse.cz>
3605 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3606 (coalesce_vars): Likewise.
3607 * tree-ssa-live.c (coalesce_cost): New.
3608 (build_tree_conflict_graph): Use coalesce_cost.
3609 * tree-ssa-live.h (coalesce_cost): Declare.
3611 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3613 * arm.md (all peepholes for post-increment operations): Delete.
3614 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3615 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3616 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3617 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3618 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3620 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3622 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3625 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3628 * doc/invoke.texi: Document -rdynamic.
3630 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3633 * c-parser.c (c_parser_parms_list_declarator): Call
3634 mark_forward_parm_decls.
3635 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3636 decls with visibility structure.
3638 2005-07-30 Paul Brook <paul@codesourcery.com>
3640 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3642 2005-07-30 Paul Brook <paul@codesourcery.com>
3644 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3646 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3648 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3650 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3653 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3654 nested function declarators.
3655 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3656 (grokparms): Call warn_if_shadowing for parameters used within the
3658 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3659 not used within the parameter list.
3660 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3662 2005-07-30 Jan Hubicka <jh@suse.cz>
3664 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3665 * i386.c (ix86_fixup_binary_operands): Likewise.
3666 (ix86_expand_unary_operator): Likewise.
3667 (ix86_expand_fp_absneg_operator): Likewise.
3668 * optabs.c (expand_vec_cond_expr): Validate dest.
3670 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3673 * real.c (real_from_string): Also set last bit if there is a
3674 nonzero hex digit beyond GCC's internal precision after ".".
3676 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3678 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3679 define_constants. Change duplicate values to unassigned numbers.
3680 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3681 (*altivec_vspltsf): New.
3682 (altivec_vperm_v4sf): Delete.
3683 (altivec_vperm_<mode>): Use mode macro V.
3684 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3685 (altivec_predicate_v4sf): Delete.
3686 (altivec_predicate_<mode>): Use mode macro V.
3687 (*altivec_lvesfx): New.
3688 (*altivec_stvesfx): New.
3689 (vec_realign_load_v4sf): Delete.
3690 (vec_realign_load_<mode>): Use mode macro V.
3691 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3694 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3697 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3699 * configure: Regenerated.
3701 2005-07-29 Paul Brook <paul@codesourcery.com>
3703 * doc/install.texi: Add link to GFortran binaries wiki page.
3705 2005-07-29 David Ung <davidu@mips.com>
3707 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3708 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3709 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3710 * config/mips/mips.md (cpu): Add 5kf name.
3711 (includes): Includes 5k.md.
3712 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3713 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3716 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3719 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3720 (cleanup_tree_cfg): ... here.
3721 Call cleanup_tree_cfg_1 until there are no more cleanups to
3724 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3726 * tree-vrp.c (compare_range_with_value): Return true or false
3727 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3728 EQ_EXPR respectively.
3730 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3732 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3735 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3737 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3738 (tree_ssa_dominator_optimize): Increment it.
3739 (dump_dominator_optimization_stats): Print it.
3741 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3742 Steven Bosscher <stevenb@suse.de>
3744 PR rtl-optimization/23117
3745 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3746 when head == tail. Tidy comment.
3748 2005-07-28 Richard Henderson <rth@redhat.com>
3750 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3751 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3752 * jump.c (rtx_renumbered_equal_p): Likewise.
3753 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3754 CONST_INT and CONST_DOUBLE.
3755 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3756 * reload.c (operands_match_p): Special case CONST_INT and
3757 CONST_DOUBLE; check mode earlier.
3759 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3762 * c-typeck.c (convert_for_assignment): Do not check
3763 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3765 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3768 * c-typeck.c (composite_type): Prefer constant size arrays to
3771 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3774 * real.c (real_from_string): Set last bit if there is a nonzero
3775 hex digit beyond GCC's internal precision.
3777 2005-07-28 Richard Henderson <rth@redhat.com>
3780 * cfgcleanup.c (try_forward_edges): Watch out for end of
3783 2005-07-28 James E Wilson <wilson@specifixinc.com>
3786 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3788 2005-07-28 Jan Hubicka <jh@suse.cz>
3790 * Makefile.in (rtl-profile.o): Kill all traces of it.
3791 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3792 * coverage.h (rtl_coverage_counter_ref): Kill.
3793 * opts.c (flag_speculative_prefetching_set): Kill.
3794 (flag_loop_optimize_set): New.
3795 (common_handle_option): Disable loop optimizer when profiling;
3796 do not handle speculative prefetching.
3797 * passes.c (init_optimization_passes): Replace pass_profiling combo
3798 by branch_prob pass.
3799 * profile.c (compute_value_histograms): Update for simplified value
3801 (rtl_register_profile_hooks): Kill.
3802 (pass_profiling): Kill.
3803 (rest_of_handle_branch_prob): Do not profile.
3804 * toplev.c (process_options): Remove speculative prefetching.
3805 * toplev.h (flag_tree_based_profiling): Kill.
3806 * tree-profile.c (prepare_instrumented_value,
3807 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3808 tree_gen_one_value_profiler, do_tree_profiling): Update for
3809 simplified datastructures.
3810 * value-prof.c: Add comment that speculative prefetching was dropped;
3811 update rest of file for simplified datastructures.
3812 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3813 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3814 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3815 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3816 rtl_mod_subtract, gen_speculative_prefetch,
3817 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3818 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3819 (gate_handle_value_profile_transformations,
3820 rest_of_handle_value_profile_transformations,
3821 pass_value_profile_transformations): Kill.
3822 * value-prof.h (histogram_value_t): Remove IL based unions.
3823 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3824 rtl_profile_hooks): Remove hooks.
3826 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3828 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3829 (cgraph_clone_node): Likewise.
3830 * cgraph.h (cgraph_clone_edge): Update prototype.
3831 (cgraph_clone_node): Likewise.
3832 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3834 (lookup_recursive_calls): Consider profile.
3835 (cgraph_decide_recursive_inlining): Fix updating; use new
3836 probability argument; use profile.
3837 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3838 * tree-inline.c (copy_bb): Update clal of clone_edge.
3839 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3841 * invoke.texi (min-inline-recursive-probability): Document.
3843 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3845 * doc/install.texi (Configuration): Update Valgrind homepage.
3847 2005-07-28 Richard Henderson <rth@redhat.com>
3850 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3851 labels we want to delete.
3852 (cfg_layout_merge_blocks): Likewise.
3854 2005-07-28 Richard Henderson <rth@redhat.com>
3857 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3858 when expanding to nothing.
3860 2005-07-28 Josh Conner <jconner@apple.com>
3862 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3863 (cgraph_decide_inlining_of_small_functions): Likewise.
3865 2005-07-28 Josh Conner <jconner@apple.com>
3867 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3868 direction of badness if negative.
3869 (cgraph_default_inline_p): Add reason to parameters, and assign it
3871 (cgraph_decide_inlining_of_small_functions): New parameter in call
3872 to cgraph_default_inline_p.
3873 (cgraph_decide_inlining_incrementally): Likewise.
3874 * cgraphunit.c (decide_is_function_needed): Likewise.
3875 * cgraph.h (cgraph_default_inline_p): Likewise.
3877 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3879 * builtins.c: Fix comment typo(s).
3880 * genautomata.c: Likewise.
3881 * gimplify.c: Likewise.
3882 * tree-dfa.c: Likewise.
3883 * tree-flow-inline.h: Likewise.
3884 * tree-into-ssa.c: Likewise.
3885 * tree-ssa-alias.c: Likewise.
3886 * tree-ssa-ccp.c: Likewise.
3887 * tree-ssa-copy.c: Likewise.
3888 * tree-ssa-dce.c: Likewise.
3889 * tree-ssa-dom.c: Likewise.
3890 * tree-ssa-operands.c: Likewise.
3891 * tree-tailcall.c: Likewise.
3892 * tree-vectorizer.c: Likewise.
3893 * tree-vrp.c: Likewise.
3896 2005-07-28 Jeff Law <law@redhat.com>
3898 * tree-vrp.c (test_for_singularity): Extracted from ...
3899 (simplify_cond_using_ranges): Attempt to simplify a relational
3900 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3902 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3904 PR tree-optimization/22506
3905 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3906 phis whose argument is constant.
3908 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3910 PR rtl-optimization/18992
3911 Back out this patch:
3912 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3913 PR optimization/12142
3914 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3915 uses of the register in the SET_SRC. Remove unnecessary argument.
3917 Replace it with this:
3918 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3919 if flag_non_call_exceptions is set and the insn may trap, pass
3920 pc_rtx as dest for recursion.
3921 In SET_SRC part of SET case, if dest is already set, pass it down
3924 2005-07-28 Jan Hubicka <jh@suse.cz>
3926 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3927 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3928 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3930 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3931 profile when available.
3933 2005-07-28 Jan Beulich <jbeulich@novell.com>
3935 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3936 (ia64_print_operand): Describe and handle 'X'.
3937 (ia64_register_move_cost): Also handle FP_REGS.
3938 (ia64_preferred_reload_class): Likewise.
3939 (ia64_secondary_reload_class): Likewise.
3940 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3941 it. Also check for ITANIUM_CLASS_FLDP.
3942 * config/ia64/ia64.h (FP_REGNO_P): New.
3943 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3944 (reg_class): Add FP_REGS.
3945 (REG_CLASS_NAMES): Adjust for it.
3946 (REG_CLASS_CONTENTS): Likewise.
3947 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3948 (REG_CLASS_FROM_LETTER): Handle 'x'.
3949 (CLASS_MAX_NREGS): Handle FP_REGS.
3950 (MEMORY_MOVE_COST): Likewise.
3951 * config/ia64/ia64.md (itanium_class): Add fldp.
3952 (type): Handle fldp.
3953 (movti_internal): More allowable operand combinations. Use ldfp8 when
3954 splitting unnecessary. Remove predicable attribute. Adjust
3955 itanium_class attribute.
3956 (smuldi3_highpart): Remove outdated comment.
3957 (mulditi3, umulditi3, rotlti3): New expanders.
3958 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3959 (absti2): Disabled new insn for future reference.
3960 Respective new splitters.
3961 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3962 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3963 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3965 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3967 PR rtl-optimization/23047
3968 * simplify-rtx.c (simplify_const_relational_operation): Respect
3969 flag_wrapv for comparisons with ABS.
3971 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3973 PR tree-optimization/22493
3974 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3975 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3977 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3979 * config/frv/frv.opt (moptimize-membar): New.
3981 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3983 * config/frv/frv.h: Remove machine_function definition.
3985 * config/frv/frv.c (struct frv_io): New.
3986 (struct machine_function): Moved from frv.h. Add has_membar_p.
3987 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3988 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3989 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3990 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3991 (frv_reorg): Call frv_optimize_membar when appropriate.
3992 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3993 (frv_expand_builtin): Adjust calls accordingly.
3994 (frv_io_address_cookie): New function.
3995 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3996 load or store rather than a special insn. Add ccnstant address and
3997 io-type operands to the membar.
3998 (frv_ifcvt_modify_tests): Unsign regno.
3999 (frv_ifcvt_modify_tests): Same.
4001 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4002 UNSPEC_OPTIONAL_MEMBAR constant.
4003 (builtin_read_<mode>): Delete.
4004 (builtin_write_<mode>): Delete.
4005 ("optional_membar_<mode>"): Add operand.
4007 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4008 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4009 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4010 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4011 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4012 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4013 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4014 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4015 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4017 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4019 * df.c (df_uses_record): Handle SCRATCH.
4021 2005-07-28 Steven Bosscher <stevenb@suse.de>
4024 * passes.c (rest_of_decl_compilation): If decl is a type and
4025 we have encountered errors, don't emit debug information.
4027 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4029 * params.def: Fixed comment.
4031 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4034 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4035 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4036 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4038 2005-07-27 Steven Bosscher <stevenb@suse.de>
4041 * varasm.c (assemble_start_function): Don't do anything that may
4042 require a CFG if the current function is a thunk.
4044 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4046 * doc/install.texi (Prerequisites): Mention that perl is needed
4047 to do export control in libstdc++ targetting Darwin.
4049 2005-07-27 Steven Bosscher <stevenb@suse.de>
4051 PR rtl-optimization/17808
4052 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4053 (sched_insns_conditions_mutex_p): Split out from...
4054 (add_dependence): ...here. But don't call it from here.
4055 (add_dependence_list): Check sched_insns_conditions_mutex_p
4056 before calling add_dependence.
4057 (add_dependence_list_and_free): Likewise.
4058 (fixup_sched_groups): Likewise.
4059 (sched_analyze_1): Likewise.
4060 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4061 (sched_analyze): Likewise.
4062 (sched_analyze_insn): Likewise.
4063 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4064 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4065 dependencies on all COND_EXEC insns to jumps ending basic blocks
4066 when doing intrablock scheduling.
4067 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4069 2005-07-27 Jeff Law <law@redhat.com>
4071 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4072 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4073 equivalency sets, correctly handle the case were vr0 has an
4074 equivalency set, but vr1 does not.
4076 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4078 PR tree-optimization/23073
4079 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4080 vect_print_dump_info before fprintf.
4082 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4084 PR tree-optimize/22348
4085 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4086 Fold the partial computation.
4088 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4090 PR tree-optimization/22325
4091 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4093 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4095 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4096 (force_var_cost): ... this function.
4097 (compute_phi_arg_on_exit): Export.
4099 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4101 PR tree-optimization/20773
4102 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4105 2005-07-27 Richard Guenther <rguenther@suse.de>
4107 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4108 Avoid pushing again if current struct contains only
4109 fields we decomposed.
4111 2005-07-27 Jan Hubicka <jh@suse.cz>
4113 PR tree-optimization/22574
4114 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4117 * tree-tailcall.c (decrease_profile): New function.
4118 (eliminate_tail_call): Use it.
4120 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4121 visibility flags correctly in whole program mode.
4123 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4125 PR rtl-optimization/22472
4126 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4128 2005-07-26 Steven Bosscher <stevenb@suse.de>
4130 PR tree-optimization/22504
4131 * tree-complex.c (expand_complex_addition): Use 'code' instead
4132 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4134 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4136 * config.gcc (cpu_type): Add frv case.
4137 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4138 (supported_defaults): Add fr550 case.
4140 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4143 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4144 whether a pointer of type T * may point to objects of type T *.
4146 2005-07-26 DJ Delorie <dj@redhat.com>
4148 * configure: Regenerate.
4150 2005-07-26 Dale Johannesen <dalej@apple.com>
4152 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4154 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4156 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4157 Clarify use of "build" in name.
4159 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4161 * doc/extend.texi (Raw read/write Functions): New section.
4162 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4163 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4164 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4165 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4166 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4167 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4168 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4169 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4170 * config/frv/frv.c: Add bdesc_loads global.
4171 Add bdesc_stores global.
4172 (frv_init_builtins): Add support for __builtin_{read/write}*.
4173 (frv_volatile_memref): New.
4174 (frv_expand_load_builtin): New.
4175 (frv_expand_store_builtin): New.
4176 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4177 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4178 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4179 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4180 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4181 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4182 (builtin_read_<mode>): New.
4183 (builtin_write_<mode>): New.
4184 (builtin_write64): New.
4185 (optional_membar_<mode>): New.
4187 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4189 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4190 (rather than units) against HOST_BITS_PER_WIDE_INT.
4192 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4194 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4195 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4196 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4197 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4200 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4201 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4202 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4204 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4206 2005-07-26 Richard Guenther <rguenther@suse.de>
4208 PR tree-optimization/22486
4209 * fold-const.c (fold_unary): Fold away useless component
4210 references of the form (T *)&T.x, if the address
4213 2005-07-25 James E Wilson <wilson@specifixinc.com>
4215 * dwarf2out.c (add_call_src_coords_attributes): New.
4216 (gen_inlined_subroutine_die): Call it.
4217 (maybe_emit_file, init_file_table): Add comments.
4218 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4220 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4221 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4222 * tree.h (BLOCK_SOURCE_LOCATION): New.
4223 (struct tree_block): New field locus.
4225 2005-07-26 Andreas Schwab <schwab@suse.de>
4227 PR rtl-optimization/23043
4228 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4229 when allocating a struct unoccr.
4231 2005-07-25 Richard Henderson <rth@redhat.com>
4234 * tree-complex.c (gate_no_optimization): True if errors.
4235 * Makefile.in (tree-complex.o): Update dependencies.
4237 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4239 * config/frv/predicates.md (integer_register_operand): Use
4242 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4245 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4247 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4249 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4251 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4252 types when flag_unsafe_math_optimizations is true.
4254 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4256 * gcc.c (option_map): Add --sysroot.
4257 (process_command): Handle --sysroot.
4258 (display_help): Document it.
4259 * doc/cppopts.tex (-isysroot): Document.
4260 * doc/invoke.texi (--sysroot): Document.
4261 * doc/install.texi (--with-build-sysroot): Document.
4263 * Makefile.in (inhibit_libc): New variable.
4264 (INHIBIT_LIBC_CFLAGS): Likewise.
4265 (LIBGCC2_CFLAGS): Include
4266 $(INHIBIT_LIBC_CFLAGS).
4267 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4268 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4269 ($(T)crtend.o): Likewise.
4270 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4271 ($(T)crtendS.o): Likewise.
4272 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4273 ($(T)crtendT.o): Likewise.
4274 (stmp-fixinc): Do not complain about missing headers if
4276 * configure.ac (inhibit_libc): Set it to true/false.
4277 (--with-build-sysroot): New option. Use it to set
4279 * configure: Regenerated.
4281 2005-07-25 Manfred Hollstein <mh@suse.com>
4283 * calls.c (store_one_arg): Fix unsigned comparison warning.
4285 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4288 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4289 (ggc_print_statistics): Initialize variable before use.
4291 2005-07-25 Richard Guenther <rguenther@suse.de>
4293 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4294 calling with a PHI_NODE argument.
4296 * tree-flow-inline.h (overlap_subvar): Protect against
4299 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4301 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4302 * configure: Regenerate.
4304 2005-07-25 Ira Rosen <irar@il.ibm.com>
4306 * expr.c (highest_pow2_factor): Make extern.
4307 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4308 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4309 record_array_differ_p, array_ptr_differ_p): Likewise.
4310 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4311 additional cases. Call the above functions.
4312 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4313 base_object_differ_p when there are two base objects. Otherwise, compare
4314 base address and offset. Call may_alias_p.
4315 (dump_data_reference): Use a correct field name.
4316 (analyze_array): Make static. Initialize new data-ref fields.
4317 (analyze_indirect_ref): New function.
4318 (init_data_ref): Initialize new data-ref fields.
4319 (strip_conversion): Moved from tree-vect-analyze.c.
4320 (analyze_offset_expr, get_ptr_offset, address_analysis,
4321 object_analysis): Likewise.
4322 (analyze_offset): New function.
4323 (create_data_ref): Likewise.
4324 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4325 dimensions for ARRAY_REFs only.
4326 (build_classic_dist_vector): Make static.
4327 (access_functions_are_affine_or_constant_p): Call macro to get the
4328 address of access functions.
4329 (compute_all_dependences): Add new parameter
4330 compute_self_and_read_read_dependences. Compute self and read-read
4331 dependences if it is true.
4332 (find_data_references_in_loop): Call create_data_ref. Initialize new
4334 (compute_data_dependences_for_loop): Add new parameter
4335 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4336 compute nb_loops. Call compute_all_dependences,
4337 build_classic_dist_vector and build_classic_dir_vector with correct
4339 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4340 with correct parameters. Compare dimensions for ARRAY_REFs only.
4341 (free_data_refs): Call macro to free access functions.
4342 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4343 fields from stmt_vinfo.
4344 (struct base_object_info): New structure.
4345 (struct data_reference): Move fields to base_object_info. Add fields
4346 first_location and object_info for above structures. Move fields from
4347 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4348 aligned_to. Add macros to access the new fields.
4349 Update functions declarations.
4350 * tree-flow.h (is_aliased_with): Declare.
4351 * tree-loop-linear.c (linear_transform_loops): Call
4352 compute_data_dependences_for_loop with correct parameters.
4353 * tree-ssa-alias.c (is_aliased_with): New function.
4354 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4355 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4356 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4357 vect_base_addr_differ_p, compute_subscript_distance and
4358 build_classic_dist_vector. Add printings. Check absolute value of
4360 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4362 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4363 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4364 to bytes. Add printing.
4365 (vect_compute_data_refs_alignment): Go through loads and stores in one
4367 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4368 vect_analyze_data_ref_access): Likewise.
4369 (vect_analyze_pointer_ref_access): Remove.
4370 (vect_address_analysis, vect_object_analysis): Likewise.
4371 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4372 and analyze data-refs in the loop.
4373 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4374 fields of data-ref instead of stmt. Add init to the offset from the
4376 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4377 (vect_update_init_of_dr): Likewise.
4378 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4379 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4381 (new_loop_vec_info): Initialize new fields.
4382 (destroy_loop_vec_info): Free new fields.
4383 (vect_strip_conversion): Remove.
4384 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4385 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4386 datarefs. Add new field ddrs.
4387 Add macros for the new fields access.
4388 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4389 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4390 Remove their macros.
4391 * tree.h (highest_pow2_factor): Declare.
4393 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4395 * calls.c (store_one_arg): Check for sibling call MEM arguments
4396 from already clobbered incoming argument area.
4398 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4400 * c-common.c (check_missing_format_attribute): New.
4401 * c-common.h (check_missing_format_attribute): Likewise.
4402 * c-typeck.c (convert_for_assignment): Use it.
4404 2005-07-24 Andreas Schwab <schwab@suse.de>
4406 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4407 register use a word move. Correct operand of ext.w in 68000 code.
4409 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4411 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4412 variables as declarations, rather than definitions.
4414 2005-07-24 Ira Rosen <irar@il.ibm.com>
4416 PR tree-optimization/22526
4417 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4420 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4422 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4423 that C99 reserve for future use. Use it to define clog10,
4424 clog10f and clog10l.
4426 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4428 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4429 * configure.ac: Check for -Wmissing-format-attribute.
4431 * configure: Regenerate.
4433 2005-07-23 Richard Henderson <rth@redhat.com>
4435 PR tree-optimization/22623
4436 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4438 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4441 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4443 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4445 * Makefile.in (C_TREE_H): Update dependencies.
4446 * c-tree.h: Include toplev.h.
4447 * diagnostic.h (diagnostic_set_info): Add format attribute.
4448 * rtl-error.c (diagnostic_for_asm): Likewise.
4450 2005-07-23 Chao-ying Fu <fu@mips.com>
4452 * config/mips/mips-dsp.md: New file.
4453 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4454 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4456 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4457 MIPS_BUILTIN_BPOSGE32.
4458 (mips_expand_builtin_direct): Add one parameter to indicate that
4459 builtin functions need to return a value.
4460 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4462 (mips_regno_to_class): Add classes for 12 new DSP registers.
4463 (mips_subword): Change to check four HI registers.
4464 (mips_output_move): Output move to and from 6 new DSP accumulators.
4465 (override_options): Make sure -mdsp and -mips16 are not used together.
4466 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4468 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4470 (print_operand): Add 'q' for printing DSP accumulators.
4471 (mips_cannot_change_mode_class): Check ACC_REGS.
4472 (mips_secondary_reload_class): Check ACC_REGS.
4473 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4474 (mips_register_move_cost): Check ACC_REGS.
4475 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4476 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4477 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4478 (dsp_bdesc): New array.
4479 (bdesc_arrays): Add DSP builtin function table.
4480 (mips_prepare_builtin_arg): Check predicate again after
4482 (mips_expand_builtin): Add one more parameter to
4483 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4484 MIPS_BUILTIN_BPOSGE32.
4485 (mips_init_builtins): Initialize new function types.
4486 (mips_expand_builtin_direct): Check if builtin functions need to
4487 return a value and pass operands properly.
4488 (mips_expand_builtin_bposge): New function.
4489 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4490 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4491 (FIRST_PSEUDO_REGISTER): Increase to 188.
4492 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4493 Update for 12 new DSP registers.
4494 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4495 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4496 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4497 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4498 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4499 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4500 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4501 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4502 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4503 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4504 (REGISTER_NAMES): Add names for 12 new DSP registers.
4505 * config/mips/mips.md: Include mips-dsp.md.
4506 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4507 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4508 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4509 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4510 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4511 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4512 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4513 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4514 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4515 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4516 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4517 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4518 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4519 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4520 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4521 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4522 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4523 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4524 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4525 (UNSPEC_RDDSP): New constants.
4526 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4527 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4529 * config/mips/mips.opt (-mdsp): New option.
4530 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4531 (reg_imm10_operand): New predicates.
4532 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4533 * doc/invoke.texi (-mdsp): Document new option.
4535 2005-07-22 DJ Delorie <dj@redhat.com>
4537 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4539 * tree-inline.c (inlinable_function_p): Likewise.
4541 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4544 * toplev.c (check_global_declarations): Do not mark undefined
4545 variables as DECL_IGNORED_P.
4546 * varasm.c (first_global_object_name): GTY it.
4547 (weak_global_object_name): Likewise.
4548 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4549 a string to go into {weak,first}_global_object_name.
4551 2005-07-22 DJ Delorie <dj@redhat.com>
4553 * c-format.c (check_function_format): Change warning control
4554 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4556 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4558 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4559 &PTR->FLD a dereference of PTR.
4560 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4561 a potential dereference of PTR.
4563 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4565 PR rtl-optimization/20370
4566 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4567 call allocate_reg_info if necessary.
4569 PR rtl-optimization/21848
4570 * calls.c (emit_library_call_value_1): For const functions, add
4571 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4573 PR rtl-optimization/22445
4574 * cselib.c (target.h): Include.
4575 (rtx_equal_for_cselib_p): Allow commutative matches.
4576 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4577 Remove MODE parameter. Changed all callers.
4579 PR rtl-optimization/22258
4580 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4582 (try_combine): Use likely_spilled_retval_p.
4584 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4586 * config.gcc: Add crx-elf support.
4588 * doc/contrib.texi: Mention crx.
4589 * doc/extend.texi: Document crx extensions.
4590 * doc/install.texi: Document crx install.
4591 * doc/invoke.texi: Document crx options.
4592 * doc/md.texi: Document crx constraints.
4594 * config/crx/crx-protos.h: New file.
4595 * config/crx/crx.c: New file.
4596 * config/crx/crx.h: New file.
4597 * config/crx/crx.md: New file.
4598 * config/crx/crx.opt: New file.
4599 * config/crx/t-crx: New file.
4601 2005-07-22 Manfred Hollstein <mh@suse.com>
4603 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4605 (int_add_graph_edge): Likewise.
4606 (collapse_nodes): Likewise.
4607 (process_unification_queue): Likewise.
4609 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4610 Laurent GUERBY <laurent@guerby.net>
4612 PR tree-optimization/22336
4613 * function.c (record_block_change): Check for
4614 cfun->ib_boundaries_block.
4616 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4618 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4619 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4621 2005-07-21 DJ Delorie <dj@redhat.com>
4623 * toplev.c (warn_deprecated_use): Add warning control to warning
4625 * c-typeck.c (parser_build_binary_op): Likewise.
4626 (c_finish_if_stmt): Likewise.
4627 * c-common.c (check_function_sentinel): Likewise.
4628 (check_nonnull_arg): Likewise.
4630 2005-07-21 Richard Henderson <rth@redhat.com>
4633 * tree-complex.c (complex_ssa_name_components): New.
4634 (cvc_lookup): Allow entry not found.
4635 (create_components): Remove.
4636 (create_one_component_var, get_component_var): New.
4637 (get_component_ssa_name, set_component_ssa_name): New.
4638 (extract_component): Use get_component_ssa_name.
4639 (update_complex_components): Use set_component_ssa_name.
4640 (update_complex_components_on_edge): Likewise.
4641 (update_phi_components): Create new PHI nodes directly, instead
4642 of adding insns to edges.
4643 (tree_lower_complex): Allocate and free complex_variable_components
4644 and complex_ssa_name_components here.
4646 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4648 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4649 revert to returning false.
4651 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4654 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4656 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4659 * config/i386/i386.md (cmpxf): Change operand constraints
4660 to "nonmemory_operand".
4662 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4664 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4666 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4669 * fold-const.c (fold_build1): Add checksum for the operands.
4670 (fold_build2): Likewise.
4671 (fold_build3): Likewise.
4673 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4676 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4678 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4680 * common.opt (-fforward-propagate): Committed by mistake,
4683 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4685 * reg-stack.c: Fix comment typo(s).
4686 * tree-ssa-operands.c: Likewise.
4687 * tree-vectorizer: Likewise.
4689 2005-07-21 Nick Clifton <nickc@redhat.com>
4691 * config/sh/symbian.c: Replace C++ style line comments with C
4692 style line comments.
4693 (symbian_add_attribute): Do not use a ? operator on the LHS of
4695 (sh_symbian_handle_dll_attribute): Change the type of the
4696 method vector to "VEC(tree,gc)*" and use vector accessor
4697 macros to walk over the elements.
4698 (symbian_export_vtable_and_rtti_p): Likewise.
4699 (symbian_class_needs_attribute_p): Likewise.
4701 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4704 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4705 initialize targetm.resolve_overloaded_builtin here.
4706 (altivec_expand_overloaded_builtin): Make it non-static.
4707 * config/rs6000/rs6000-protos.h
4708 (altivec_expand_overloaded_builtin): New prototype.
4709 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4710 targetm.resolve_overloaded_builtin here.
4711 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4713 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4714 Zdenek Dvorak <dvorakz@suse.cz>
4716 PR tree-optimization/19210
4717 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4719 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4720 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4721 rely on unproven assumptions.
4722 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4723 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4724 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4725 to number_of_iterations_exit.
4726 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4727 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4728 * tree-ssa-loop-niter.c (find_loop_niter,
4729 estimate_numbers_of_iterations_loop): Likewise.
4730 (number_of_iterations_exit): Honor the new options.
4731 * doc/invoke.texi (Wunsafe-loop-optimizations,
4732 funsafe-loop-optimizations): Document them.
4734 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4736 PR rtl-optimization/22167
4737 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4739 2005-07-20 Adam Nemet <anemet@lnxw.com>
4741 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4742 __do_global_dtors_aux longcall.
4744 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4746 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4747 (old_special_pred_table): Don't reference
4748 SPECIAL_MODE_PREDICATES.
4749 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4750 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4751 * config/sh/predicates.h: Don't mention
4752 SPECIAL_MODE_PREDICATES.
4753 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4756 2005-07-20 DJ Delorie <dj@redhat.com>
4758 * config.gcc: Add m32c-elf support.
4760 * doc/contrib.texi: Mention m32c.
4761 * doc/extend.texi: Document m32c extensions.
4762 * doc/install.texi: Mention m32c.
4763 * doc/invoke.texi: Document m32c options.
4764 * doc/md.texi: Document m32c constraints.
4766 * config/m32c/addsub.md: New file.
4767 * config/m32c/bitops.md: New file.
4768 * config/m32c/cond.md: New file.
4769 * config/m32c/jump.md: New file.
4770 * config/m32c/m32c-lib1.S: New file.
4771 * config/m32c/m32c-lib2.c: New file.
4772 * config/m32c/m32c-modes.def: New file.
4773 * config/m32c/m32c-pragma.c: New file.
4774 * config/m32c/m32c-protos.h: New file.
4775 * config/m32c/m32c.abi: New file.
4776 * config/m32c/m32c.c: New file.
4777 * config/m32c/m32c.h: New file.
4778 * config/m32c/m32c.md: New file.
4779 * config/m32c/m32c.opt: New file.
4780 * config/m32c/minmax.md: New file.
4781 * config/m32c/mov.md: New file.
4782 * config/m32c/muldiv.md: New file.
4783 * config/m32c/predicates.md: New file.
4784 * config/m32c/prologue.md: New file.
4785 * config/m32c/shift.md: New file.
4786 * config/m32c/t-m32c: New file.
4788 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4790 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4791 (stack_protect_set, stack_protect_test): New expanders.
4792 (stack_protect_set_si, stack_protect_set_si_media,
4793 stack_protect_set_di_media, stack_protect_test_si,
4794 stack_protect_test_si_media, stack_protect_test_di_media):
4797 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4799 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4801 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4803 * tree.h (tree_expr_nonzero_p): Export.
4804 * fold-const.c (tree_expr_nonzero_p): Likewise.
4805 Return true for CALL_EXPRs that are alloca calls.
4806 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4808 * tree-flow.h (expr_computes_nonzero): Remove.
4809 * tree-vrp.c (expr_computes_nonzero): Remove.
4810 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4811 (extract_range_from_unary_expr): Likewise.
4812 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4813 tree_expr_nonzero_p.
4815 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4817 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4818 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4819 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4820 All callers changed.
4821 (frame_related_constant_load): New arg "related" which controls
4822 setting of RTX_FRAME_RELATED_P. All callers changed.
4823 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4824 (bfin_expand_prologue): Add stack limit checking.
4825 * config/bfin/bfin.md (trapifcc): New pattern.
4827 * config/bfin/bfin.c: Include "langhooks.h".
4828 (def_builtin): Go through lang_hooks to call builtin_function.
4830 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4831 * config/bfin/predicates.md (symbol_ref_operand): New.
4832 (call_insn_operand): Delete. All callers changed to use
4833 register_no_elim_operand.
4834 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4836 (function_arg): Use it to generate the call's operand 2.
4837 (bfin_longcall_p): New function.
4838 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4839 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4840 determine if the address needs to be in a REG.
4841 (bfin_handle_longcall_attribute): New function.
4842 (bfin_attribute_table): Add "longcall" and "shortcall".
4843 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4844 (CUMULATIVE_ARGS): New member call_cookie.
4845 (PREDICATE_CODES): Add symbol_ref_operand.
4846 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4847 extra USE to the pattern.
4848 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4849 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4850 sibcall_value_insn; now the new patterns handle direct calls and the
4851 old ones indirect calls.
4852 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4854 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4856 * doc/trouble.texi: Update section on handling of empty loops.
4858 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4860 * config.gcc: Remove support for sparc-*-openbsd*,
4861 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4863 * config.host: Remove support for i860-*-sysv4* as a host.
4864 * config/i860/*, config/ip2k/*, config/ns32k/*,
4865 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4866 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4867 mention obsolete ports.
4869 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4871 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4873 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4874 of frame_pointer_rtx.
4875 (sh_expand_epilogue): Likewise.
4876 (sh_set_return_address): Likewise.
4877 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4878 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4879 offsets from FRAME_POINTER_REGNUM.
4880 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4881 (sh_register_names): Add initializer for sfp.
4882 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4883 (VALID_REGISTER_P): Likewise.
4884 (FIRST_PSEUDO_REGISTER): Update.
4885 (DWARF_FRAME_REGISTERS): Define.
4886 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4887 (HARD_FRAME_POINTER_REGNUM): Define.
4888 (FRAME_POINTER_REGNUM): Redefine.
4889 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4890 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4891 from FRAME_POINTER_REGNUM.
4892 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4893 FRAME_POINTER_REGNUM.
4894 (REG_CLASS_CONTENTS): Add sfp.
4895 (REG_ALLOC_ORDER): Likewise.
4896 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4897 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4898 of frame_pointer_rtx.
4899 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4901 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4903 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4904 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4905 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4907 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4910 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4912 Make CONSTRUCTOR use VEC to store initializers.
4913 * c-common.c (complete_array_type): Update to cope with VEC in
4915 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4916 (pp_c_constructor_elts): New function.
4917 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4918 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4919 struct constructor_stack, struct initializer_stack,
4920 constructor_elements, push_init_level, pop_init_level,
4921 add_pending_init, find_init_member, output_init_element): Update to
4922 cope with VEC in CONSTRUCTOR_ELTS.
4923 * coverage.c (build_fn_info_value, build_ctr_info_value,
4924 build_gcov_info): Likewise.
4925 * expr.c (categorize_ctor_elements_1, store_constructor,
4926 expand_expr_real_1): Likewise.
4927 * fold-const.c (fold_ternary): Likewise.
4928 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4929 gimplify_init_constructor, gimplify_expr): Likewise.
4930 * tree-dump.c (dequeue_and_dump): Likewise.
4931 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4933 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4935 * tree-sra.c (generate_element_init_1): Likewise.
4936 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4937 * tree-ssa-operands.c (get_expr_operands): Likewise.
4938 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4939 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4940 (get_initial_def_for_reduction): Likewise.
4941 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4942 value handle in annotations.
4943 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4944 tree_node_structure): Add support for constr_kind.
4945 (build_vector_from_ctor, build_constructor_single,
4946 build_constructor_from_list): New functions.
4947 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4948 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4949 Update to cope with VEC in CONSTRUCTOR_ELTS.
4950 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4951 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4952 CONSTRUCTOR_APPEND_ELT): New macros.
4953 (struct constructor_elt, struct tree_constructor): New data types.
4954 (union tree_node): Add tree_constructor field.
4955 * treestruct.def: Define TS_CONSTRUCTOR.
4956 * varasm.c (const_hash_1, compare_constant, copy_constant,
4957 compute_reloc_for_constant, output_addressed_constants,
4958 initializer_constant_valid_p, output_constant,
4959 array_size_for_constructor, output_constructor): Update to cope with
4960 VEC in CONSTRUCTOR_ELTS.
4961 * vec.h (VEC_empty, VEC_copy): New macros.
4963 2005-07-19 Devang Patel <dpatel@apple.com>
4965 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4967 2005-07-19 Richard Henderson <rth@redhat.com>
4970 * gimplify.c (gimplify_expr): Use main variant type for the temp
4971 destination for a discarded volatile read.
4972 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4973 casts between non-void types that change volatility.
4975 2005-07-15 DJ Delorie <dj@redhat.com>
4977 * toplev.h: Add comment about the first parameter for warning().
4978 * errors.h: Likewise.
4980 * c.opt (Wpragmas): New.
4981 * doc/invoke.texi: Document it.
4983 * function.c (do_warn_unused_parameter): Add warning control to
4985 * c-decl.c (warn_if_shadowing): Likewise.
4986 * c-lex.c (cb_def_pragma): Likewise.
4987 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4988 (pop_alignment): Likewise.
4989 (handle_pragma_pack): Likewise.
4990 (apply_pragma_weak): Likewise.
4991 (handle_pragma_weak): Likewise.
4992 (handle_pragma_redefine_extname): Likewise.
4993 (add_to_renaming_pragma_list): Likewise.
4994 (handle_pragma_extern_prefix): Likewise.
4995 (maybe_apply_renaming_pragma): Likewise.
4996 (handle_pragma_visibility): Likewise.
4998 * config/c4x/c4x-c.c (BAD): Likewise.
4999 (c4x_parse_pragma): Likewise.
5000 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5001 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5002 (rs6000_pragma_longcall): Likewise.
5003 * config/v850/v850-c.c (pop_data_area): Likewise.
5004 (ghs_pragma_section): Likewise.
5005 (ghs_pragma_section): Likewise.
5006 (ghs_pragma_interrupt): Likewise.
5007 (ghs_pragma_starttda): Likewise.
5008 (ghs_pragma_startsda): Likewise.
5009 (ghs_pragma_startzda): Likewise.
5010 (ghs_pragma_endtda): Likewise.
5011 (ghs_pragma_endsda): Likewise.
5012 (ghs_pragma_endzda): Likewise.
5014 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5015 Kenneth Zadeck <zadeck@naturalbridge.com>
5017 * Makefile.in: Removed tree-promote-statics.c
5018 * tree-promote-statics.c: Removed.
5019 * common.opt: Removed flag-promote-statics.
5021 * passes.c: Removed tree-promote-statics pass.
5022 * tree-pass.h: Ditto.
5023 * timevar.def: Removed TV_PROMOTE_STATICS.
5026 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5028 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5030 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5032 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5035 * c-common.c (check_function_arguments): Call
5036 'check_function_format' if either -Wformat or
5037 -Wmissing-format-attribute are specified.
5038 * c-format.c (check_function_format): Check -Wformat before
5039 calling 'check_format_info'.
5040 * c-opts.c (c_common_post_options): Don't warn for
5041 -Wmissing-format-attribute without -Wformat.
5042 * c-typeck.c (convert_for_assignment): Detect additional cases for
5043 -Wmissing-format-attribute.
5044 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5047 2005-07-19 Richard Guenther <rguenther@suse.de>
5049 * config/i386/i386.md (lrint<mode>2): Use temporary
5050 instead of clobbering non-existent memory.
5052 2005-07-19 Nick Clifton <nickc@redhat.com>
5054 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5055 statement to avoid displaying ASCII control characters.
5057 2005-07-19 Ben Elliston <bje@au.ibm.com>
5059 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5060 * cfganal.c (find_edge_index): Ditto.
5061 * combine.c (combine_instructions): Ditto.
5062 * ddg.c (create_scc): Ditto.
5063 (find_successors): Ditto.
5064 (find_predecessors): Ditto.
5065 (find_nodes_on_paths): Ditto.
5066 (longest_simple_path): Ditto.
5067 * flow.c (update_life_info): Ditto.
5068 (count_or_remove_death_notes): Ditto.
5069 (clear_log_links): Ditto.
5070 * modulo-sched.c (generate_reg_moves): Ditto.
5071 (find_max_asap): Ditto.
5072 (find_max_hv_min_mob): Ditto.
5073 (find_max_dv_min_mob): Ditto.
5074 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5075 * sched-rgn.c (extract_edgelst): Ditto.
5076 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5077 (dump_update_ssa): Ditto.
5078 (ssa_names_to_replace) Ditto.
5079 (switch_virtuals_to_full_rewrite): Ditto.
5080 (update_ssa): Ditto.
5081 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5083 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5085 Fix PR tree-optimization/22483
5087 * tree-complex.c (create_components): Use
5088 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5089 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5090 * tree-flow.h (safe_referenced_var_iterator): New structure.
5091 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5092 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5093 safe_referenced_var iterator.
5094 (add_type_alias): Ditto.
5096 2005-07-19 Steven Bosscher <stevenb@suse.de>
5098 * loop-init.c (rest_of_handle_loop2): Remove.
5099 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5100 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5101 (pass_rtl_loop_init, pass_rtl_loop_done,
5102 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5103 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5104 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5105 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5106 pass_tree_loop_done, and pass_tree_unswitch.
5107 (gate_loop): Rename to gate_tree_loop.
5108 * passes.c (init_optimization_passes): Update for renamed tree
5109 loop passes. Add the new loop2 passes as subpasses of loop2.
5110 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5111 Update for the renamed tree loop passes.
5113 2005-07-18 Ian Lance Taylor <ian@airs.com>
5116 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5117 blocks when optimizing.
5119 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5121 * common.opt (frename-registers): Initialize to 2.
5123 (fgcse-after-reload): Ditto.
5124 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5125 (process_options): Only change flag_web, flag_rename_registers,
5126 and flag_rerun_cse_after_loop if not explicitly set by user.
5128 2005-07-18 Jan Beulich <jbeulich@novell.com>
5130 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5131 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5132 in 64-bit mode the same as DImode in 32-bit mode.
5133 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5134 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5135 mode. Add new mode parameter.
5136 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5137 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5138 x86_64_shift_adj): New expanders.
5139 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5140 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5142 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5143 DImode shift splitters.
5144 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5145 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5148 2005-07-18 Jan Beulich <jbeulich@novell.com>
5150 * i386.md (movdi_extzv_1): New.
5151 (zero_extendhidi2): Combine alternatives and never force use of
5153 (zero_extendqidi2): Likewise. Don't restrict input selection.
5155 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5157 Fix PR tree-optimization/22531
5158 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5161 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5163 * tree-promote-statics.c (pass_promote_statics): Change dump file
5166 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5168 * tree-optimize.c (init_tree_optimization_passes): Add
5169 pass_eliminate_useless_stores pass.
5170 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5171 * tree-ssa-pre.c (is_copy_stmt): New function.
5172 (follow_copies_till_vuse): Ditto.
5173 (do_eustores): Ditto.
5174 (gate_eustores): Ditto.
5176 2005-07-16 Richard Henderson <rth@redhat.com>
5178 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5180 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5181 Kenneth Zadeck <zadeck@naturalbridge.com>
5183 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5184 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5185 ipa-type-escape.h, tree-promote-statics.c
5186 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5187 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5188 tree-promote-statics.c: new files.
5189 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5190 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5191 int nonlocal_set_p, mark_constant_function): Deleted.
5192 (rest_of_handle_cfg): Removed call to mark_constant_function.
5193 (nonoverlapping_component_refs_p): Added calls to support
5194 type based aliasing.
5195 * tree-ssa-alias.c (may_alias_p,
5196 compute_flow_insensitive_aliasing): Ditto.
5197 * calls.c (flags_from_decl_or_type): Removed reference to
5199 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5200 too many arguments. This is necessary for Spec 2000.
5201 * cgraph.h (const_function, pure_function): Removed.
5202 * common.opt: Added "fipa-pure-const", "fipa-reference",
5203 "fipa-type-escape", and "ftree-promote-static".
5205 * passes.c: Added ipa and tree-promote-statics passes.
5206 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5207 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5208 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5209 * tree-flow.h: Added exposed sra calls and addition of
5210 reference_vars_info field for FUNCTION_DECLS.
5211 * tree-pass.h: Added passes.
5212 * tree-sra.c: (sra_init_cache): New function.
5213 (sra_insert_before, sra_insert_after) Made public.
5214 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5216 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5217 aliasing. (may_alias_p): Added code to use type escape analysis to
5219 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5220 code to prune clobbers of static variables based on information
5221 produced in ipa-reference pass. Changed call clobbering so that
5222 statics are not marked as clobbered if the call does not clobber
5225 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5227 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5230 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5232 * doc/install.texi (*-*-solaris2*): Document recommended version
5233 of GNU binutils and mention GNU linker problem on Solaris 10.
5235 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5238 * c-decl.c (c_build_bitfield_integer_type): New function.
5239 (finish_struct): Call it.
5240 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5242 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5244 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5247 2005-07-16 Jan Hubicka <jh@suse.cz>
5249 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5250 (scale_bbs_frequencies_int): Watch roundoff errors.
5251 * predict.c (return_prediction): Initialize return_stmt.
5253 2005-07-16 Jan Hubicka <jh@suse.cz>
5255 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5256 after RTL profiling.
5258 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5261 * fold-const.c (build_range_check): Convert high/low to etype
5262 if we are only comparing against exp.
5264 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5266 Fix PR tree-optimization/22376
5267 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5269 (need_to_solve): New function.
5270 (compute_points_to_sets): Use it.
5272 2005-07-15 Jan Hubicka <jh@suse.cz>
5274 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5275 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5277 2005-07-15 Richard Guenther <rguenther@suse.de>
5279 * c-common.c (handle_flatten_attribute): New function.
5280 Add flatten function attribute.
5281 * doc/extend.texi: Document flatten function attribute.
5282 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5283 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5285 (cgraph_decide_inlining): Handle functions with flatten
5288 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5290 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5291 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5292 UNSPEC_XCHG, UNSPEC_AND): New.
5293 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5294 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5295 * config/rs6000/sync.md (FETCHOP): New code macro.
5296 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5298 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5299 (sync_compare_and_swap<mode>): Same.
5300 (sync_lock_test_and_set<mode>): Same.
5301 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5302 for QImode and HImode, and not PPC405.
5303 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5304 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5305 (sync_<fetchop>{si,di}_internal): New.
5306 (sync_nand{si,di}_internal): New.
5307 (sync_old_<fetchop>{si,di}_internal): New.
5308 (sync_old_nand{si,di}_internal): New
5309 (sync_new_<fetchop>{si,di}_internal): New.
5310 (sync_new_nand{si,di}_internal): New.
5311 (atomic_and{si,di}): New.
5312 (sync_new_nand{si,di}_internal): New.
5313 (atomic_and{si,di}): New.
5314 (sync_add<mode>_internal): Delete.
5315 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5316 (sync_sub<mode>_internal): Delte.
5317 (sync_subshort_internal): New.
5318 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5319 (sync_anddi_internal): Delete.
5320 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5321 (sync_booldi_internal): Delete.
5322 (sync_boolc<mode>_internal): Delete.
5323 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5324 (sync_boolc<mode>_internal2): Delete.
5325 (sync_boolcc<mode>_internal): Delete.
5326 (isync, lwsync): Use unspec instead of unspec_volatile.
5327 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5328 Revert UNSPEC_VOLATILE.
5329 (rs6000_split_atomic_op): New.
5330 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5332 2005-07-14 Eric Christopher <echristo@redhat.com>
5334 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5335 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5337 2005-07-14 Eric Christopher <echristo@redhat.com>
5339 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5341 2005-07-14 Steven Bosscher <stevenb@suse.de>
5343 PR tree-optimization/22230
5344 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5345 the computation of the four cross productions for "range op range".
5347 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5348 Ulrich Weigand <uweigand@de.ibm.com>
5351 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5354 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5356 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5358 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5360 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5362 2005-07-14 Richard Guenther <rguenther@suse.de>
5365 * config/i386/i386-protos.h (ix86_function_value): Change
5366 prototype to match new target hook.
5367 * config/i386/i386.c (ix86_value_regno): Change prototype
5368 to take extra type argument.
5369 (TARGET_FUNCTION_VALUE): Define.
5370 (ix86_function_ok_for_sibcall): Pass extra argument to
5371 ix86_value_regno, check return slot rtx for exact match.
5372 (ix86_function_value): Take extra parameter. Dispatch to
5373 ix86_value_regno with fndecl/fntype as provided.
5374 (ix86_value_regno): Handle extra type argument.
5375 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5377 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5378 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5379 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5380 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5381 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5383 2005-07-14 Richard Guenther <rguenther@suse.de>
5385 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5386 * calls.c (expand_call): Pass fntype to hard_function_value.
5387 (emit_library_call_value_1): Likewise.
5388 * explow.c: Include target.h.
5389 (hard_function_value): Take extra argument, the fntype.
5390 Use new target hook for function_value.
5391 * expr.h (hard_function_value): Change prototype.
5392 * function.c (aggregate_value_p): Pass 0 as fntype to
5393 hard_function_value.
5394 (assign_parms): Use new target hook for function_value.
5395 Pass 0 as fntype to hard_function_value.
5396 (expand_function_end): Likewise.
5397 * reg-stack.c: Include target.h.
5398 (stack_result): Use new target hook for function_value.
5399 * target-def.h: New target hook function_value.
5400 * target.h: Likewise.
5401 * targhooks.c (default_function_value): New function.
5402 * targhooks.h (default_function_value): Declare.
5404 2005-07-13 Ian Lance Taylor <ian@airs.com>
5406 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5408 2005-07-14 Jan Hubicka <jh@suse.cz>
5410 * tree-dfa.c (dump_variable): Use default_def function.
5411 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5412 * tree-ssa.c (verify_use): Likewise.
5413 * tree-ssanames.c (release_ssa_name): Likewise.
5414 * tree-tailcall.c (eliminate_tail_call): Likewise.
5415 (tree_optimize_tail_calls_1): Likewise.
5416 * tree-vrp.c (get_value_range): Likewise.
5418 2005-07-14 Ben Elliston <bje@au.ibm.com>
5420 * gcc.c (main): Compare language[0] with '*' when iterating over
5423 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5425 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5426 "s390_emit_compare". Add handling of CCZ1mode.
5427 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5428 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5430 (s390_branch_condition_mask): Add CCZ1mode handling.
5431 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5432 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5433 Use CCZ1mode instead of CCZmode.
5434 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5436 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5438 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5440 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5442 2005-07-13 Eric Christopher <echristo@redhat.com>
5444 * config/mips/mips.c (mips_canonicalize_comparison): New.
5445 (mips_emit_int_relational): Use.
5447 2005-07-13 Eric Christopher <echristo@redhat.com>
5449 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5451 * config/s390/s390.md: Include tpf.md. Move tpf specific
5453 * config/s390/tpf.md: To here.
5454 * config/s390/s390.opt: Move tpf specific options...
5455 * config/s390/tpf.opt: to here. Add mmain option.
5456 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5457 * config/s390/tpf.h: Rewrite.
5459 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5461 * doc/tm.texi: Remove @xref{Cross-profiling}.
5463 2005-07-13 Jeff Law <law@redhat.com>
5465 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5466 expressions, test their _DECL operands for pointer equality rather
5467 than using operand_equal_p.
5469 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5471 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5472 (TARGET_POSIX_IO): This.
5473 * config/darwin.h: Likewise.
5474 * config/freebsd.h: Likewise.
5475 * config/linux.h: Likewise.
5476 * config/lynx.h: Likewise.
5477 * config/netbsd.h: Likewise.
5478 * config/rs6000/linux64.h: Likewise.
5479 * config/rs6000/linux.h: Likewise.
5480 * config/s390/tpf.h: Likewise.
5481 * config/sh/embed-elf.h: Likewise.
5482 * config/sparc/linux64.h: Likewise.
5483 * config/sparc/linux.h: Likewise.
5484 * config/svr4.h: Likewise.
5485 * gcov-io.h: Likewise.
5487 * doc/tm.texi: Updated.
5489 * libgcov.c (create_file_directory): Defined only if
5490 TARGET_POSIX_IO is defined.
5491 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5494 2005-07-13 Jan Hubicka <jh@suse.cz>
5496 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5498 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5500 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5501 structure as argument.
5503 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5505 PR tree-optimization/21921
5506 * tree-iterator.c (tsi_link_before): Support the case when
5507 tsi_end_p (tsi) == true.
5509 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5511 PR tree-optimization/22442
5512 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5515 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5517 PR rtl-optimization/20376
5518 * toplev.c (process_options): Enable -fweb and -frename-registers when
5520 * doc/invoke.texi: Update the information about when -fweb and
5521 -frename-registers are enabled.
5523 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5526 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5527 if *rhs_p is not a SSA_NAME.
5529 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5531 Fix PR tree-optimization/22422
5532 * tree-ssa-structalias.c (struct variable_info): Add flag for
5534 (get_varinfo): Now a static function.
5535 (new_varinfo): init has_union and is_special_var to false.
5536 (solution_set_add): Check has_union.
5537 (do_da_constraint): Move temporary variable so it gets reset
5539 Also check for special variable.
5540 (do_ds_constraint): Ditto.
5541 (do_sd_constraint): Ditto.
5542 (do_structure_copy): Check for special variable.
5543 (find_func_aliases): Ditto.
5544 (init_base_vars): Set special vars properly.
5546 2005-07-13 Jan Hubicka <jh@suse.cz>
5548 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5551 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5552 (get_expr_operands): Fix thinko wrt flags and subvars.
5554 PR tree-optimize/22379
5555 * tree-inline.c (expand_call_inline): Do not output sorry in early
5558 2005-07-12 Dale Johannesen <dalej@apple.com>
5560 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5562 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5565 * host-linux.h: Include limits.h.
5567 2005-07-12 Dale Johannesen <dalej@apple.com>
5569 * expr.c (compress_float_constant): Add cost check.
5570 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5572 2005-07-12 Dale Johannesen <dalej@apple.com>
5574 * gcc.target/i386/compress-float-sse.c: New.
5575 * gcc.target/i386/compress-float-sse-pic.c: New.
5576 * gcc.target/i386/compress-float-387.c: New.
5577 * gcc.target/i386/compress-float-387-pic.c: New.
5578 * gcc.dg/compress-float-ppc.c: New.
5579 * gcc.dg/compress-float-ppc-pic.c: New.
5581 2005-07-12 Eric Christopher <echristo@redhat.com>
5583 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5585 * config/s390/s390.md: Include tpf.md. Move tpf specific
5587 * config/s390/tpf.md: To here.
5588 * config/s390/s390.opt: Move tpf specific options...
5589 * config/s390/tpf.opt: to here. Add mmain option.
5590 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5591 * config/s390/tpf.h: Rewrite.
5593 2005-07-12 Eric Christopher <echristo@redhat.com>
5595 * gcc.c (struct infile): Update comment for language.
5596 (main): Rewrite input file resetting code.
5598 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5601 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5602 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5603 (lookup_avail_expr): Use constant_boolean_node instead
5604 of boolean_false_node/boolean_true_node.
5606 2005-07-12 Ben Elliston <bje@au.ibm.com>
5608 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5609 and use it when printing num_edges.
5611 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5613 * doc/extend.texi (Blackfin Built-in Functions): New section.
5614 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5617 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5619 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5620 s/cmpstrsi/cmpstrnsi
5621 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5623 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5624 (init_optabs): Initialize cmpstrn_optab.
5625 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5626 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5627 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5628 * config/i386/i386.md: s/cmpstr/cmpstrn
5629 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5630 * doc/md.texi: Update documentation.
5632 2005-07-11 Richard Henderson <rth@redhat.com>
5634 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5635 build_va_arg_indirect_ref.
5636 (alpha_gimplify_va_arg): Likewise.
5637 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5638 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5639 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5640 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5641 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5642 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5644 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5646 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5648 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5649 * passes.c (init_optimization_passes): Add pass_empty_loop.
5650 * tree-pass.h (pass_empty_loop): Declare.
5651 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5652 try_remove_empty_loop, remove_empty_loops): New functions.
5653 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5654 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5656 2005-07-12 Peter Barada <peter@the-baradas.com>
5660 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5661 in address registers.
5662 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5663 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5664 alternative of addsi3_5200.
5666 2005-07-11 Ian Lance Taylor <ian@airs.com>
5668 * config/mips/mips.md (ffs<mode>2): Remove.
5670 2005-07-11 Ian Lance Taylor <ian@airs.com>
5672 * doc/tree-ssa.texi (Cleanups): Improve description of
5674 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5676 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5678 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5679 * tree.h (DECL_ARGUMENT_FLD): New macro.
5681 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5683 Fix PR tree-optimization/22404
5685 * tree-ssa-structalias.c (create_variable_info_for): Use
5688 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5690 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5691 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5692 for second comparison operand.
5693 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5695 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5696 (define_insn_reservation "alu"): Likewise.
5697 (csync, ssync): Now of type sync.
5698 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5699 -mcsync-anomaly -mspecld-anomaly.
5700 * config/bfin/bfin.opt (mcsync): Remove.
5701 (mcsync-anomaly, mspecld-anomaly): Add.
5702 * config/bfin/bfin.c: Include "insn-codes.h".
5703 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5704 (TARGET_DEFAULT_TARGET_FLAGS): New.
5705 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5707 2005-07-11 Steven Bosscher <stevenb@suse.de>
5709 * basic-block.h: Give the BB flags enum a name, bb_flags.
5710 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5711 * cfgcleanup.c (enum bb_flags): Remove here.
5712 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5713 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5714 (update_forwarder_flag): Likewise.
5715 (thread_jump): Likewise.
5716 (try_forward_edges): Likewise.
5717 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5718 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5719 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5721 2005-07-11 Richard Guenther <rguenther@suse.de>
5723 * config/i386/i386.opt: New target option -msseregparm.
5724 * config/i386/i386.c (override_options): Error out for
5725 -msseregparm but no SSE support.
5726 (ix86_function_sseregparm): Check for global sseregparm.
5727 * doc/invoke.texi: Document -msseregparm.
5729 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5731 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5732 (m32rle-*-linux*): Ditto.
5734 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5736 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5737 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5740 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5744 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5745 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5747 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5749 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5750 (varmap): Heapify varmap.
5751 (constraints): Heapify constraints.
5752 (struct constraint_graph): Heapify succs and preds.
5753 (constraint_vec_find): Update for heapification.
5754 (constraint_set_union): Ditto.
5755 (insert_into_complex): Ditto.
5756 (constraint_edge_vec_find): Ditto.
5757 (erase_graph_self_edge): Ditto.
5758 (add_graph_edge): Ditto.
5759 (get_graph_weights): Ditto.
5760 (merge_graph_nodes): Ditto.
5761 (build_constraint_graph): Ditto.
5762 (topo_visit): Ditto.
5763 (solve_graph): Ditto.
5764 (create_variable_info_for): Ditto.
5765 (init_base_vars): Ditto.
5766 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5767 (condese_varmap_nodes): Free complex vector.
5768 (clear_edges_for_node): Clear succs and preds vector.
5770 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5772 * tree-ssa-structalias.c (update_alias_info): Change counting of
5773 references to not include vdefs.
5775 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5777 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5780 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5782 * pa.c (pa_commutative_p): Make PLUS commutative when
5783 TARGET_NO_SPACE_REGS is true.
5785 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5787 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5788 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5789 * tree-dfa.c (dump_subvars_for): New.
5790 (debug_subvars_for): New.
5791 (dump_variable): Show subvariables if VAR has them.
5792 * tree-flow-inline.h (get_subvar_at): New.
5793 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5794 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5796 (struct subvar): Change fields offset and size to unsigned
5798 (dump_subvars_for): Declare.
5799 (debug_subvars_for): Declare.
5800 (get_subvar_at): Declare.
5801 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5802 to unsigned HOST_WIDE_INT *.
5803 (overlap_subvar): Likewise.
5804 * tree-gimple.c (is_gimple_reg): Always return false for
5805 SFTs and memory tags.
5806 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5808 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5809 (compute_may_aliases): Call compute_points_to_sets.
5810 (collect_points_to_info_for): Remove.
5811 (compute_points_to_and_addr_escape): Remove.
5812 (delete_alias_info): Call delete_points_to_sets.
5813 (compute_flow_sensitive_aliasing): If the call to
5814 find_what_p_points_to returns false, call set_pt_anything.
5815 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5816 (set_pt_anything): Clear pi->pt_vars.
5817 (set_pt_malloc): Remove.
5818 (merge_pointed_to_info): Remove.
5819 (add_pointed_to_expr): Remove.
5820 (add_pointed_to_var): Remove.
5821 (collect_points_to_info_r): Remove.
5822 (is_escape_site): Make extern.
5824 (create_overlap_variables_for): Call it.
5825 * tree-ssa-copy.c (merge_alias_info): Never merge
5826 flow-sensitive alias information.
5827 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5828 offset and size to be unsigned HOST_WIDE_INT.
5829 (add_to_addressable_set): Rename from note_addressable.
5830 Set TREE_ADDRESSABLE as the variables are added to the set.
5832 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5833 operands into VUSEs when adding V_MAY_DEFs for members in an
5835 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5836 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5837 (struct variable_info): Add bitfield is_heap_var.
5838 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5839 (new_var_info): Initialize is_heap_var.
5840 (get_constraint_for): Add HEAP variables to the symbol table.
5841 Mark them with is_heap_var.
5842 (update_alias_info): New. Taken mostly from the old
5843 compute_points_to_and_addr_escape.
5844 (handle_ptr_arith): New.
5845 (find_func_aliases): Call update_alias_info.
5846 Call handle_ptr_info for tcc_binary expressions.
5847 Call mark_stmt_modified.
5848 (create_variable_info_for): If DECL has subvars, do not create
5849 variables for its subvars. Always add all the fields.
5850 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5851 SFTs, then add all the SFTs of the structure.
5852 If VI->DECL is an aggregate with subvariables, add the SFT at
5854 (find_what_p_points_to): If VI is an artificial variable,
5855 translate to bitfields in SSA_NAME_PTR_INFO.
5856 If the solution is empty, set pi->pt_vars to NULL
5857 (init_base_vars): Create ANYOFFSET.
5858 (compute_points_to_sets): Rename from create_alias_vars.
5860 (pass_build_pta): Remove.
5861 (delete_points_to_sets): Rename from delete_alias_vars.
5862 (pass_del_pta): Remove.
5863 * tree-ssa-structalias.h (struct alias_info): Move from
5865 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5866 NUM_REFERENCES_SET): Likewise.
5867 (compute_points_to_sets, delete_points_to_sets): Declare.
5869 2005-07-09 Richard Henderson <rth@redhat.com>
5871 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5872 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5873 alpha_split_lock_test_and_set_12): New functions.
5874 * config/alpha/alpha-protos.h: Update.
5875 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5876 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5877 * config/alpha/sync.md (I12MODE): New.
5878 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5879 (sync_<fetchop_name><I48MODE>): Likewise.
5880 (sync_nand<I48MODE>): Likewise.
5881 (sync_old_<fetchop_name><I48MODE>): Likewise.
5882 (sync_new_<fetchop_name><I48MODE>): Likewise.
5883 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5884 (sync_compare_and_swap<I48MODE>): Likewise.
5885 (sync_lock_test_and_set<I48MODE>): Likewise.
5886 (sync_compare_and_swap<I12MODE>): New.
5887 (sync_compare_and_swap<I12MODE>_1): New.
5888 (sync_lock_test_and_set<I12MODE>): New.
5889 (sync_lock_test_and_set<I12MODE>_1): New.
5891 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5895 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5897 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5899 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5900 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5902 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5905 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5907 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5909 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5910 memory_operand constraint.
5911 (store_conditional_<mode>): Same.
5912 (sync_compare_and_swap<mode>): Same.
5913 (sync_lock_test_and_set<mode>): Same.
5915 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5917 Rewrite PIC support to more closely model actual instructions.
5918 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5919 (cris_symbol): Remove prototypes for removed functions.
5920 (cris_pic_symbol_type_of, cris_valid_pic_const)
5921 (cris_expand_pic_call_address): Prototypes for new functions.
5922 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5924 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5926 <case ':'>: Add case for new punctuation character.
5927 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5928 emitting (extra) PIC modifier.
5929 <case UNSPEC>: Do not assert for PLT.
5930 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5931 (cris_expand_prologue, cris_expand_epilogue): Check
5932 for pic_offset_table_rtx usage instead of taking
5933 current_function_uses_pic_offset_table as the final word.
5934 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5935 Remove flag_pic difference.
5936 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5937 the moral equivalents of...
5938 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5940 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5941 (cris_handle_option): Mark ARG as unused.
5942 (cris_expand_pic_call_address): New worker function for "call",
5944 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5945 output PIC constructs here.
5946 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5947 as symbol-specific modifers, not whole or part of operands.
5948 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5949 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5950 constants and flag_pic.
5951 (CONSTANT_INDEX_P): Adjust for new functions.
5952 (enum cris_pic_symbol_type): New helper type.
5953 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5954 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5955 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5957 ("movsi"): Emit actual instructions for GOT and relative access.
5958 ("*movsi_got_load"): New pattern to set up the register holding
5960 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5961 Adjust FIXME for 'S'.
5962 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5963 Use "movs" for -fpic cases.
5964 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5965 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5966 ("call", "call_value"): Just call cris_expand_pic_call_address for
5968 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5969 Remove special pattern.
5970 ("*expanded_call_side", "*expanded_call_value_side"): New
5972 (gotplt-to-plt, gotplt-to-plt-side-call)
5973 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5975 * config/cris/cris/predicates.md
5976 ("cris_general_operand_or_gotless_symbol"): Remove unused
5978 ("cris_general_operand_or_symbol"): Adjust for new functions.
5980 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5982 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5984 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5986 * Makefile.in (TREE_H): Add treestruct.def.
5987 (c-decl.o): Add pointer-set.h
5988 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5989 visibility on regular DECL's.
5990 (merge_decls): Fix the copying of decl nodes of various types for
5991 the new structures. Don't update RTL, section name, weak status,
5992 etc, on DECL's without RTL.
5993 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5994 Don't check volatile on non-variable types.
5995 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5996 to check whether we have seen arguments.
5997 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5998 flag is checked before field (flag is common, field is not).
5999 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6000 TS_DECL_COMMON could have an origin.
6001 (add_location_or_const_value_attribute): Don't check section name
6002 on non-var/function decls.
6003 (dwarf2out_var_location): Reverse order of tests.
6004 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6005 with DECL_WRTL_CHECK.
6006 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6007 * fold-const.c (fold_binary): Don't check weakness on
6008 non-var/function decls.
6009 (tree_expr_nonzero_p): Ditto.
6010 (fold_checksum_tree): Use tree_decl_extra as sizeof
6012 * ggc-page.c (extra_order_size_table): Add sizes for
6013 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6015 * gimplify.c (gimplify_bind_expr): Only set
6016 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6017 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6019 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6020 * langhooks.h (init_ts). New langhook.
6021 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6022 * print-tree.c (print_node): Update to only print fields that
6023 exist in the structures the passed decl has.
6024 * toplev.c (wrapup_global_declarations): Don't reset
6025 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6026 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6027 * tree-inline.c (remap_decl): Ditto.
6028 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6029 * tree-pretty-print.c (print_declaration): Don't print
6030 DECL_REGISTER on things that don't contain it.
6031 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6032 non-var/function decls.
6033 * tree.c (tree_contains_struct): New structure.
6034 (init_priority_for_decl): New hashtable.
6035 (tree_int_map): New structure.
6036 (tree_int_map_eq): New function.
6037 (tree_int_map_marked_p): Ditto.
6038 (tree_int_map_hash): Ditto.
6039 (tree_map): Move to tree.h.
6040 (tree_map_eq): Externalize.
6041 (tree_map_hash): Ditto.
6042 (tree_map_marked_p): Ditto.
6043 (init_ttree): Set up tree_contains_struct and call langhook.
6044 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6045 (tree_code_size): Update for new structures.
6046 (tree_node_structure): Update for new structures.
6047 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6049 (copy_node_stat): Copy init priority.
6050 (build_decl_stat): Ditto for visibility.
6051 (ts_enum_names): New.
6052 (tree_contains_struct_check_failed): New function.
6053 (decl_init_priority_lookup): Ditto.
6054 (decl_init_priority_insert): Ditto.
6055 * treestruct.def: New file.
6056 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6057 (CONTAINS_STRUCT_CHECK): Ditto.
6058 (tree_contains_struct_check_failed): New prototype.
6059 (DECL_CHECK): Removed.
6060 (DECL_MINIMAL_CHECK): New.
6061 (DECL_COMMON_CHECK): Ditto.
6062 (DECL_WRTL_CHECK): Ditto.
6063 (DECL_NON_COMMON_CHECK): Ditto.
6064 (DECL_WITH_VIS_CHECK): Ditto.
6065 (VAR_OR_FUNCTION_DECL_P): Ditto
6066 (struct tree_decl_minimal): New structure.
6067 (struct tree_decl_common): Ditto.
6068 (struct tree_decl_with_rtl): Ditto.
6069 (struct tree_decl_with_vis): Ditto.
6070 (struct tree_decl_non_common): Ditto.
6071 (struct tree_field_decl): Ditto.
6072 (struct tree_parm_decl): Ditto.
6073 (struct tree_var_decl): Ditto.
6074 (struct tree_function_decl): Ditto.
6075 (struct tree_const_decl): Ditto.
6076 (struct tree_result_decl): Ditto.
6077 (union tree_node): Add new structures.
6078 * var-tracking.c (track_expr_p): Reverse order of tests.
6080 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6082 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6084 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6085 * system.h: Poison FINALIZE_PIC.
6086 * doc/tm.texi (FINALIZE_PIC): Remove.
6088 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6091 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6092 to the correct type if we have a MODIFY_EXPR.
6094 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6096 PR tree-optimization/22360
6097 * tree.c (upper_bound_in_type): Fix calculations for casting
6098 to a non-wider signed type and casting a signed value to a
6099 wider unsigned type.
6100 (lower_bound_in_type): Fix calculations for casting to a
6101 non-wider signed type.
6103 PR tree-optimization/20139
6104 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6106 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6107 fold_cond_expr_cond.
6108 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6109 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6111 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6114 * tree-complex.c (expand_complex_libcall): Produce
6115 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6117 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6119 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6120 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6121 b" assert and inserted fastpath code for this case.
6122 (bitmap_ior): Removed "a != b" assert.
6124 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6126 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6127 (ENDFILE_SPEC): Likewise.
6128 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6130 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6131 a large stack frame at epilogue.
6133 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6135 * final.c: Include sdbout.h when required.
6137 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6139 * config.gcc (*-*-darwin*): Only one target-specific header file
6141 (powerpc-*-darwin*): Add version-specific header files.
6142 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6143 * config.in: Regenerate.
6144 * configure: Regenerate.
6145 * gcc.c: Include xregex.h.
6146 (version_compare_spec_function): New.
6147 (spec_function): Add version-compare.
6148 (replace_outfile_spec_function): Reformat comment.
6149 (compare_version_strings): New.
6150 * config/darwin-c.c (version_as_macro): New.
6151 (builtin_define): New.
6152 (darwin_cpp_builtins): New.
6153 * config/darwin-protos.h (darwin_cpp_builtins): New.
6154 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6155 (LIB_SPEC): Make unconditional, update comment.
6156 (TARGET_C99_FUNCTIONS): Define.
6157 * config/darwin.opt: Sort.
6158 (mmacosx-version-min=): New.
6159 * config/darwin7.h: Delete.
6160 * config/darwin8.h: Delete.
6161 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6162 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6163 (TARGET_C99_FUNCTIONS): Define.
6164 * config/rs6000/darwin7.h: New.
6165 * config/rs6000/darwin8.h: New.
6166 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6167 (-mmacosx-version-min): Document.
6169 2005-07-07 Ian Lance Taylor <ian@airs.com>
6171 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6173 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6176 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6178 2005-07-07 Khem Raj <kraj@mvista.com>
6180 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6181 in bytes, not words.
6183 2005-07-07 Paul Brook <paul@codesourcery.com>
6185 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6186 DEFAULT_FUNCTION_ARG_PADDING to upward.
6188 2005-07-07 Richard Henderson <rth@redhat.com>
6190 * function.c (locate_and_pad_parm): Record parameter alignment in
6191 stack_alignment_needed.
6193 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6195 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6196 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6197 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6198 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6199 (define_attr "type"): Add isync, sync, load_l, store_c.
6200 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6201 Create scratch volatile MEM.
6202 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6204 (load_locked_<mode>): New.
6205 (store_conditional_<mode>): New.
6206 (sync_compare_and_swap<mode>): Replace with splitter.
6207 (sync_lock_test_and_set<mode>): Replace with splitter.
6208 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6210 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6211 is ics. Attribute isync.
6212 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6214 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6215 and UNSPECV_SYNC_OP.
6216 (emit_unlikely_jump): New.
6217 (emit_load_locked): New.
6218 (emit_store_conditional): New.
6219 (rs6000_split_compare_and_swap): New.
6220 (rs6000_split_lock_test_and_set): New.
6221 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6222 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6223 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6224 rs6000_split_lock_test_and_set): Declare.
6225 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6226 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6227 store_c, isync, sync.
6229 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6231 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6232 filenames to gtyp-gen.h.
6233 (s-typ-gen): Use it in place of for loops.
6235 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6237 * hooks.c (hook_bool_rtx_int_false): New function.
6238 * hooks.h (hook_bool_rtx_int_false): Declare.
6239 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6240 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6241 * target.h (struct gcc_target): Add commutative_p member.
6242 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6243 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6244 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6245 (pa_commutative_p): New function.
6246 * jump.c (target.h): Include.
6247 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6248 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6250 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6252 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6253 (s390_expand_setmem): New.
6254 * config/s390/s390.c: Likewise.
6255 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6257 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6258 general_operand. Call new function "s390_expand_setmem".
6259 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6260 ("setmem_long", "*setmem_long"): ... this.
6262 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6264 * config/s390/s390.c: (optimization_options): Enable
6265 TARGET_MVCLE at -Os.
6266 * doc/invoke.texi: Document changes in default behaviour.
6267 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6269 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6271 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6272 defined by back-end.
6274 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6276 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6277 all sets in the pattern.
6278 * config/rs6000/rs6000.md (stack_protect_testsi,
6279 stack_protect_testdi): Likewise.
6281 2005-07-06 Jeff Law <law@redhat.com>
6283 * tree-vrp.c (simplify_using_ranges): Kill.
6284 (vrp_finalize): Remove call to simplify_using_ranges.
6285 (simplify_stmt_using_ranges): New function extracted from
6286 simplify_using_ranges.
6287 (simplify_div_or_mod_using_ranges): Likewise.
6288 (simplify_abs_using_ranges): Likewise.
6289 (simplify_cond_using_ranges): New function.
6290 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6291 * tree-ssa-propagate.c (substitute_and_fold): Call
6292 simplify_stmt_using_ranges if we have range information.
6294 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6296 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6297 ia64_flag_schedule_isns2.
6299 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6300 reading/writing general registers.
6301 (ia64_function_arg): Revert 2005-06-18 change.
6303 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6305 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6306 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6308 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6310 * function.c (expand_function_end): Revert part of 2005-06-27
6311 patch. Do sjlj_emit_function_exit_after after return_label.
6313 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6315 * doc/install.texi (--disable-libssp): New.
6317 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6319 * doc/invoke.texi: Update -fforce-mem documentation.
6320 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6321 code for -fforce-mem.
6322 * expmed.c: (store_bit_field,store_fixed_bit_field,
6323 extract_bit_field): Ditto.
6324 * expr.c: (convert_move): Ditto.
6325 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6326 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6327 emit_conditional_add,expand_float,expand_fix): Ditto.
6328 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6329 (common_handle_option): Issue warning when -fforce-mem specified.
6331 2005-07-06 Paul Brook <paul@codesourcery.com>
6333 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6335 * configure: Regenerate.
6337 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6339 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6341 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6343 Fix PR tree-optimization/22319
6344 Fix PR tree-optimization/22140
6345 Fix PR tree-optimization/22310
6347 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6348 variable sized types.
6349 Use correct type for intermediate structure on *a = *b structure
6352 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6354 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6356 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6357 (machine_function): Move typedef to...
6358 * config/rs6000/rs6000.c (machine_function): ... here. Add
6359 varargs_save_offset field.
6360 (rs6000_stack_t): Remove varargs_size field.
6361 (setup_incoming_varargs): Allocate varargs save area using
6362 assign_stack_local, try to make it as small as possible.
6363 Save offset from virtual_stack_vars_rtx to the save area
6364 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6365 instead of magic 8 when fp word byte size is used.
6366 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6367 instead of -RS6000_VARARGS_SIZE.
6368 (rs6000_stack_info, debug_stack_info,
6369 rs6000_initial_elimination_offset): Remove all traces of
6371 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6372 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6373 RS6000_VARARGS_AREA.
6375 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6377 PR tree-optimization/21963
6378 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6379 constant_multiple_of in the same way get_computation_cost_at does.
6381 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6383 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6384 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6385 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6386 and return its previous value.
6387 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6388 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6390 (stack_protect_set, stack_protect_test): New expanders.
6391 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6392 stack_protect_testdi): New insns.
6393 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6394 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6396 2005-07-06 Jeff Law <law@redhat.com>
6398 * tree-ssa-dce.c (cfg_altered): New global.
6399 (tree_dce_init): Initialize cfg_altered.
6400 (remove_dead_stmt): If we remove an edge in the CFG, then set
6402 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6405 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6407 * Makefile.in (stamp-collect-ld): Use
6408 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6409 ./collect-ld if it already exists.
6410 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6411 Don't remove ./nm if it already exists.
6413 2005-07-05 Devang Patel <dpatel@apple.com>
6415 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6416 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6417 * tree-vectorizer.c (vect_loop_location): New.
6418 (vect_print_dump_info): Use vect_loop_location.
6419 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6420 (vectorize_loops): Set vect_loop_location.
6421 * tree-vect-analyze.c (vect_analyze_offset_expr,
6422 vect_determin_vectorization_factor, vect_analyze_operations,
6423 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6424 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6425 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6426 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6427 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6428 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6429 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6430 vect_analyze_loop): Adjust vect_print_dump_info API.
6431 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6432 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6433 vect_finish_stmt_generation, vectorizable_assignment,
6434 vectorizable_operation, vectorizable_store, vectorizable_load,
6435 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6436 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6437 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6438 vect_transform_loop): Same.
6439 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6440 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6443 2005-07-05 Randolph Chung <tausq@debian.org>
6445 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6446 * configure: Regenerate.
6447 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6448 (pa_tls_referenced_p): Declare.
6449 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6450 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6451 (legitimize_tls_address): New.
6452 (hppa_legitimize_address): Handle TLS addresses.
6453 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6454 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6455 (emit_move_sequence): Handle TLS addresses.
6456 (pa_encode_section_info): Call default handler to handle common
6458 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6459 (CONSTANT_ADDRESS_P): Reject TLS operands.
6460 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6461 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6462 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6463 (UNSPEC_TLSLE): Define new constants.
6464 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6465 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6466 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6467 (tie_symbolic_operand, tle_symbolic_operand): New
6469 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6471 * aclocal.m4: Update macros for autoconf 2.59 style.
6472 * configure.ac: Likewise.
6474 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6476 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6477 (function_arg): Pass small aggregates in general registers on 32-bit
6479 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6481 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6483 * Makefile.in (final.o): Fix dependencies.
6485 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6489 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6490 * langhooks.c (lhd_expr_to_decl): New.
6491 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6493 (LANG_HOOKS_INITIALIZER): Update.
6494 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6495 expr_to_decl langhook.
6496 * c-tree.h (c_expr_to_decl): Declare.
6497 * c-typeck.c (c_expr_to_decl): New.
6498 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6500 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6502 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6505 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6506 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6508 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6510 * Makefile.in: Adjust dependencies.
6511 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6512 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6513 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6514 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6515 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6516 rest_of_compilation.
6518 * bb-reorder.c (gate_duplicate_computed_gotos,
6519 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6520 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6521 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6522 pass_partition_blocks): New.
6523 * bt-load.c (gate_handle_branch_target_load_optimize,
6524 rest_of_handle_branch_target_load_optimize,
6525 pass_branch_target_load_optimize): New.
6526 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6528 * cfglayout.c (pass_insn_locators_initialize): New.
6529 * cfgrtl.c (pass_free_cfg): New.
6530 * combine.c (gate_handle_combine, rest_of_handle_combine,
6532 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6533 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6534 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6535 * except.c (pass_set_nothrow_function_flags,
6536 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6538 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6539 rest_of_handle_shorten_branches, pass_shorten_branches,
6540 rest_of_clean_state, pass_clean_state): New.
6541 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6542 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6543 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6545 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6546 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6547 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6548 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6550 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6551 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6552 pass_rtl_ifcvt, gate_handle_if_after_combine,
6553 rest_of_handle_if_after_combine, pass_if_after_combine,
6554 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6555 pass_if_after_reload): New.
6556 * integrate.c (pass_initial_value_sets): New.
6557 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6558 pass_purge_lineno_notes): New.
6559 * mode-switching.c (rest_of_handle_mode_switching,
6560 pass_mode_switching): New.
6561 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6562 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6564 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6565 pass_loop_optimize): New.
6566 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6568 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6570 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6571 pass_postreload_cse): New.
6572 * profile.c (gate_handle_profiling, pass_profiling,
6573 rest_of_handle_branch_prob, pass_branch_prob): New.
6574 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6575 pass_split_before_regstack, gate_handle_split_before_regstack,
6576 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6577 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6578 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6579 pass_stack_regs): New.
6580 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6581 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6582 pass_stack_adjustments): New.
6583 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6584 pass_regrename): New.
6585 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6586 pass_delay_slots, gate_handle_machine_reorg,
6587 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6588 * rtl.h (extern void purge_line_number_notes): New.
6589 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6590 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6592 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6594 * value-prof.c (gate_handle_value_profile_transformations,
6595 rest_of_handle_value_profile_transformations,
6596 pass_value_profile_transformations): New.
6597 * var-tracking.c (gate_handle_var_tracking,
6598 pass_variable_tracking): New.
6599 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6601 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6602 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6603 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6604 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6605 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6606 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6607 rest_of_handle_gcse2, rest_of_handle_regmove,
6608 rest_of_handle_tracer, rest_of_handle_if_conversion,
6609 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6610 rest_of_handle_web, rest_of_handle_branch_prob,
6611 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6612 rest_of_handle_jump_bypass, rest_of_handle_combine,
6613 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6614 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6615 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6616 rest_of_handle_mode_switching, rest_of_handle_jump,
6617 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6618 rest_of_handle_flow2, rest_of_handle_jump2,
6619 rest_of_handle_peephole2, rest_of_handle_postreload,
6620 rest_of_handle_shorten_branches, rest_of_clean_state,
6621 rest_of_compilation): Remove.
6623 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6624 * passes.c (dump_flags, in_gimple_form, all_passes,
6625 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6626 register_dump_files, next_pass_1, last_verified, execute_todo,
6627 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6628 from tree-optimize.c.
6629 (init_optimization_passes): Moved from tree-optimize.c,
6630 adding the RTL optimizations.
6631 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6632 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6633 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6634 register_dump_files, next_pass_1, last_verified, execute_todo,
6635 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6636 init_tree_optimization_passes, ipa_passes): Delete.
6637 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6639 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6640 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6642 (ipa_passes): Remove.
6643 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6644 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6645 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6646 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6647 (dump_info_p, dump_flag): Moved to tree-dump.h.
6649 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6651 * passes.c (finish_optimization_passes): Use dump_begin
6652 and dump_end, TDI_end.
6653 (gate_rest_of_compilation): New.
6654 (pass_rest_of_compilation): Use it.
6655 (gate_postreload, pass_postreload): New.
6656 * toplev.c (general_init): Rename init_tree_optimization_passes.
6657 * toplev.h (init_tree_optimization_passes): Rename to
6658 init_optimizations_passes.
6659 * tree-dump.c (dump_flag): Make static.
6660 (dump_files): Remove RTL dumps.
6661 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6662 pass_cleanup_cfg, pass_free_cfg_annotations,
6663 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6664 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6665 * tree-pretty-print.c: Include tree-pass.h.
6666 * cgraph.c: Include tree-dump.h.
6668 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6670 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6671 Only fall back to saying it points to readonly memory if
6674 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6676 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6677 * config/m32r/m32r.c (m32r_compute_frame_size,
6678 m32r_expand_prologue): Take current_function_profile into
6679 account whenever we reference
6680 current_function_uses_pic_offset_table.
6681 (m32r_finalize_pic): Remove.
6682 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6684 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6686 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6687 instead of $<. Don't remove ./as if it already exists.
6689 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6692 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6693 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6694 for complex modes when generating code for PA 1.0.
6695 (VALID_FP_MODE_P): New macro.
6696 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6697 sets for all general and floating point modes. Align wide floating
6698 point modes to even register boundaries to comply with architectural
6700 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6701 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6702 (VALID_FP_MODE_P): New macro.
6703 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6704 sets for all general and floating point modes. Align wide floating
6705 point modes to even register boundaries to comply with architectural
6708 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6710 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6713 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6715 * tree-ssa-structalias.c: Don't include expr.h.
6717 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6719 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6722 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6724 Fix PR tree-optimization/22279
6726 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6729 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6731 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6733 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6735 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6736 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6737 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6738 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6739 config/stormy16/stormy16.c, config/v850/v850.c,
6740 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6741 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6742 Avoid "." or "\n" at end of diagnostics and capital letters at
6743 start of diagnostics.
6744 * combine.c, cse.c: Don't translate dump file output.
6745 * toplev.c (print_version): Only translate output if going to
6748 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6750 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6751 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6754 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6756 * pa.c (fix_range): Fix typo in comment.
6758 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6760 * tree-vrp.c (extract_range_from_assert): Replace
6761 fold (build (...)) with fold_build2.
6763 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6765 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6766 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6767 (format_types_orig, handle_format_attribute): Add support for
6770 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6772 * varasm.c (assemble_variable): Fix format specifier thinko.
6774 2005-07-03 Ira Rosen <irar@il.ibm.com>
6776 PR tree-optimization/22029 (and 22135)
6777 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6778 a phi node before calling dump_vops.
6780 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6782 * tree-dump.h (dump_string_field): Declare.
6783 * tree-dump.c: Use it instead of dump_string.
6784 (dump_string_field): Make non-static.
6786 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6788 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6789 up the minimal CFG stuff always when optimize > 0. Call
6790 split_all_insns_noflow in PIC case if needed.
6792 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6793 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6796 * c-decl.c (c_write_global_declarations): Dump contents of
6798 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6799 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6800 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6801 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6804 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6806 * c-common.h (GCC_DIAG_STYLE): Define.
6807 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6808 version for format checking to 4.1.
6809 * c-format.c: Include toplev.h after c-common.h.
6810 (enum format_type): Add gcc_tdiag_format_type.
6811 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6812 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6813 (format_types_orig): Add gcc_tdiag.
6814 (init_dynamic_diag_info): Support gcc_tdiag formats.
6815 (handle_format_attribute): Likewise.
6816 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6817 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6818 version for format checking to 4.1.
6819 (warning0, warning, error, pedwarn, sorry): Use
6821 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6822 (finish_aliases_1): Do not use %qE.
6823 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6824 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6825 Correct format bugs.
6826 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6827 parameter to unsigned HOST_WIDE_INT.
6828 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6830 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6833 * expr.c (write_complex_part): Use adjust_address for MEM.
6834 (read_complex_part): Same.
6836 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6838 Fix PR tree-optimization/22280
6840 * tree-sra.c (generate_element_init): Remove useless loop.
6842 2005-07-02 Richard Henderson <rth@redhat.com>
6844 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6846 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6848 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6851 * fold-const.c (fold_binary): Handle the return value of
6852 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6853 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6855 2005-07-02 Jeff Law <law@redhat.com>
6857 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6858 a eliminate type conversion which feeds an equality comparison
6859 if the original type or either operand in the comparison is a
6862 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6864 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6865 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6867 * config/avr/avr.c: Do not use '`' as left quote.
6868 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6869 Remove "." from end of diagnostics. Make diagnostics start with
6872 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6873 Joseph S. Myers <joseph@codesourcery.com>
6875 * toplev.c (default_tree_printer): Handle setting location with
6877 * c-objc.common.c (c_tree_printer): Likewise.
6878 * c-format.c (gcc_diag_flag_specs): Add '+'.
6879 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6880 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6882 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6883 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6884 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6885 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6886 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6887 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6888 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6889 format arguments where %J is used without %D.
6891 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6893 * gcc.c (LINK_SSP_SPEC): Define.
6894 (link_ssp_spec): New variable.
6895 (LINK_COMMAND_SPEC): Add %(link_ssp).
6896 (static_specs): Add link_ssp_spec.
6897 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6898 * configure: Rebuilt.
6899 * config.in: Rebuilt.
6901 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6902 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6903 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6904 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6905 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6906 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6907 -0x7008(2) instead of reading __stack_chk_guard variable.
6908 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6910 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6911 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6912 if TARGET_THREAD_SSP_OFFSET is defined.
6913 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6914 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6917 2005-06-27 Richard Henderson <rth@redhat.com>
6918 * libgcc-std.ver (GCC_4.1.0): New.
6919 * libgcc.h (__stack_chk_guard): Declare.
6920 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6921 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6922 * mklibgcc.in (lib2funcs): Add them.
6924 2005-07-01 Richard Henderson <rth@redhat.com>
6926 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6927 void * before struct sigcontext *.
6928 (x86_fallback_frame_state): Likewise.
6930 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6932 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6934 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6937 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6938 we check for SSA_NAME for.
6940 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6942 Fix PR tree-optimization/22071
6944 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6946 (get_constraint_for_component_ref): Use it.
6948 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6951 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6952 print out the last new line.
6954 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6956 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6957 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6958 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6959 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6960 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6961 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6962 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6963 (enum reg_class): New member CC0_REGS.
6964 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6965 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6966 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6967 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6968 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6969 Adjust for register now described.
6971 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6974 * config/i386/i386.md (stack_protect_test_si,
6975 stack_protect_test_di): Add earlyclobber for scratch 3.
6976 * config/rs6000/rs6000.md (stack_protect_testsi,
6977 stack_protect_testdi): Add earlyclobber for scratch 3,
6978 remove earlyclobber from scratch 4.
6980 Older entries for 2005 can be found in ChangeLog-2005.