1 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3 Merge from csl-arm-branch:
4 2005-09-07 Paul Brook <paul@codesourcery.com>
5 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
8 2005-04-30 Paul Brook <paul@codesourcery.com>
9 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
10 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
12 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
13 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
14 (arm_override_options): Use TARGET_AAPCS_BASED.
15 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
16 (PTRDIFF_TYPE): Use int for AAPCS.
17 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
18 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
19 (DEFAULT_SHORT_ENUMS): Delete.
20 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
22 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
23 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
24 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
25 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
27 2004-12-03 Mark Mitchell <mark@codesourcery.com>
28 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
30 2004-11-22 Mark Mitchell <mark@codesourcery.com>
31 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
33 2004-11-19 Mark Mitchell <mark@codesourcery.com>
34 * config.gcc (arm*-*-linux-gnueabi): Add it.
35 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
37 (TARGET_OS_CPP_BUILTINS): Likeiwse.
38 * config/arm/linux-eabi.h: New file.
39 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
40 (LINUX_TARET_LINK_SPEC): Likewise.
42 * config/arm/t-linux-eabi: New file.
44 2005-10-08 Steven Bosscher <stevenb@suse.de>
47 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
49 (PARAM_SMS_DFA_HISTORY): Likewise.
51 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
54 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
55 (load_register_parameters): Call it.
56 (check_sibcall_argument_overlap_1): Likewise.
57 (store_one_arg): Likewise.
59 2005-10-07 James E. Wilson <wilson@specifix.com>
61 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
62 DImode not VECINT24 for operand 2.
65 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
69 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
70 fr_spill): Use destination_operand for operand 0.
72 2005-10-07 DJ Delorie <dj@redhat.com>
74 * varasm.c (output_constant): Limit error to expanding
77 2005-10-07 Richard Guenther <rguenther@suse.de>
80 * fold-const.c (fold_binary): Fix operand types during folding
81 of X op (A, Y). Evaluation order of the side-effects of
82 X and A are frontend-defined, so ensure we honour that even for
83 tcc_comparison class operands; eased by removing duplicate code.
85 2005-10-07 Steve Ellcey <sje@cup.hp.com>
87 * stor-layout.c (layout_type): Do not allow alignment of array
88 elements to be greater than their size.
90 2005-10-07 Steve Ellcey <sje@cup.hp.com>
92 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
94 (hppa*-*-linux*): Ditto.
95 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
96 * config/host-hpux.c: New.
98 * config/pa/x-hpux: Remove.
99 * config/pa/x-linux: Remove.
100 * config/pa/pa-host.c: Remove.
102 2005-10-07 Jeff Law <law@redhat.com>
104 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
105 determine whether or not to try and thread outgoing edges.
107 2005-10-07 David Edelsohn <edelsohn@gnu.org>
109 * config/rs6000/rs6000.md (eqsi_power): New.
110 (neg_eq0si): Add TARGET_POWER to final condition.
113 2005-10-06 Richard Henderson <rth@redhat.com>
115 * config/rs6000/rs6000.c: Revert last change.
117 2005-10-06 Richard Henderson <rth@redhat.com>
119 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
120 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
122 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
126 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
127 out return_label and naked_return_label.
129 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
131 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
134 2005-10-06 Richard Henderson <rth@redhat.com>
137 * tree-inline.c (declare_return_variable): Handle modify_dest not
140 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
142 Fix PR tree-optimization/22488
143 * tree-ssa-structalias.c (check_for_overlaps): New function.
144 (create_variable_info_for): Use it.
146 2005-10-06 Richard Henderson <rth@redhat.com>
149 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
150 (dwarf2out_start_source_file): Print it.
152 2005-10-06 Geoffrey Keating <geoffk@apple.com>
154 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
156 2005-10-06 Richard Henderson <rth@redhat.com>
159 * mode-switching.c (optimize_mode_switching): Clear transp bit
160 for block with incomming abnormal edges.
162 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
163 (fpscr_set_from_mem): Use them.
164 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
165 (fpscr postinc splitters): Rewrite as peephole2+split.
167 2005-10-06 David Edelsohn <edelsohn@gnu.org>
169 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
170 (eq<mode>_compare): Same.
172 2005-10-06 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/24238
175 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
177 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
179 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
180 here. Use AC_PATH_PROG for environment variables instead of
182 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
184 * configure: Regenerated.
186 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
189 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
190 then force it into a register.
191 (call_value): Likewise.
193 2005-10-06 Richard Henderson <rth@redhat.com>
196 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
197 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
198 under pass_vectorize.
200 2005-10-05 Devang Patel <dpatel@apple.com>
203 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
204 handling constants. Check NAMESPACE_DECL context for constants.
206 2005-10-05 Eric Christopher <echristo@apple.com>
208 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
210 2005-10-05 Richard Henderson <rth@redhat.com>
213 * tree-cfg.c (mark_array_ref_addressable_1): New.
214 (mark_array_ref_addressable): New.
215 * tree-flow.h (mark_array_ref_addressable): Declare.
216 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
218 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
222 * reload.c (subst_reloads): When adding a REG_LABEL to a
223 jump instruction, also update JUMP_LABEL.
225 2005-10-05 David Edelsohn <edelsohn@gnu.org>
227 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
228 * bb-reorder.c (copy_bb_p): Use it.
229 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
231 2005-10-05 Richard Henderson <rth@redhat.com>
234 * toplev.c (process_options): Warn about unsupported combinations
235 of unwind tables and omit-frame-pointer.
236 * config/i386/i386.c (override_options): Similarly. Enable
237 accumulate-outgoing-args if not explicitly disabled.
239 2005-10-05 Steve Ellcey <sje@cup.hp.com>
241 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
242 Handle big endian vs. small endian.
243 (vec_initv2sf): Handle big endian vs. small endian.
244 (*vec_extractv2sf_1): Ditto.
246 2005-10-05 Dale Johannesen <dalej@apple.com>
248 * convert.c (convert_to_real): Don't convert
249 (float)floor(double d) to floorf((float)d).
251 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
253 * config/arm/arm.md (insv): Use gen_int_mode in more places.
255 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
257 PR tree-optimization/18587
258 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
259 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
260 build_vuses): Change to VEC type.
261 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
262 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
263 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
264 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
265 (get_name_decl): New. Return DECL_UID of base variable.
266 (operand_build_cmp): New. qsort comparison routine.
267 (operand_build_sort_virtual): New. Sort virtual build vector.
268 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
269 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
270 (FINALIZE_BASE): Use get_name_decl.
271 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
272 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
273 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
274 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
275 direct VEC_* manipulations.
276 (build_ssa_operands): Call operand_build_sort_virtual.
277 (copy_virtual_operand, create_ssa_artficial_load_stmt,
278 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
279 with direct VEC_* manipulations.
280 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
281 with direct VEC manipulations.
283 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
285 PR tree-optimization/21419
286 PR tree-optimization/24146
287 PR tree-optimization/24151
289 * c-typeck.c (readonly_error): Handle USE being lv_asm.
290 (build_asm_expr): Call it if outputs are read-only.
291 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
293 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
294 Paolo Bonzini <bonzini@gnu.org>
298 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
299 enable the instructions and not just the built-ins.
300 * doc/invoke.texi (x86 Options): Likewise.
302 2005-10-04 Geoffrey Keating <geoffk@apple.com>
304 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
306 * doc/invoke.texi (Option Summary): Correct spelling
307 of -mmacosx-version-min.
309 2005-10-04 Devang Patel <dpatel@apple.com>
311 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
314 2005-10-04 Steve Ellcey <sje@cup.hp.com>
316 * tree-vect-transform.c (vect_create_epilog_for_reduction):
317 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
319 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
321 * config/s390/s390.md ("TDSI","DP"): New mode macros.
322 ("TE","tg"): New mode attributes.
323 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
324 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
325 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
326 dword_mode and one for GPRmode.
328 2005-10-04 Ian Lance Taylor <ian@airs.com>
330 PR preprocessor/13726
331 * c-ppoutput.c (cb_include): Add comments parameter, and print out
332 any comments passed in.
334 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
336 * tree.c (annotate_with_file_line): Fix typo.
338 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
341 * builtins.c (fold_builtin_memcmp): When constructing the pointer
342 type used to access data in the inlined length == 1 case, use
343 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
344 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
346 2005-10-04 Uros Bizjak <uros@kss-loka.si>
348 * config/i386/i386.h (TARGET_FISTTP): Enable also for
349 TARGET_SSE3 and only for TARGET_80387.
350 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
351 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
352 Do not depend on TARGET_80387.
354 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
356 * tree.c (last_annotated_node): Change type to location_t*.
357 (annotate_with_file_line): Reflect the change of
358 last_annotated_node type.
360 2005-10-04 Richard Guenther <rguenther@suse.de>
363 * c-decl.c (grokdeclarator): Don't write to fields
366 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
369 * c-decl.c (finish_decl): Use set_user_assembler_name even for
371 * varasm.c (make_decl_rtl): If a register variable does not
372 have a set user assmbler name, error out.
373 Decode the asmspec is now name+1 bypassing '*'.
375 2005-10-04 Steven Bosscher <stevenb@suse.de>
377 PR tree-optimization/23049
378 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
379 of a COND_EXPR is folded before calling fold on the whole rhs of a
380 conditional assignment.
381 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
382 document that a COND_EXPR may appear there.
384 2005-10-03 Diego Novillo <dnovillo@redhat.com>
387 * tree-vrp.c (extract_range_from_assert): If the new numeric
388 range created out of the assertion contradicts the existing
389 numeric range of the ASSERT_EXPR variable, make the new range
392 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
394 * config/sh/sh.c (sh_register_move_cost): Add case for moving
395 from T_REGS to FP register class.
397 2005-10-03 Richard Henderson <rth@redhat.com>
400 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
401 before creating a new one.
403 2005-10-03 David Edelsohn <edelsohn@gnu.org>
405 * config/rs6000/t-aix43 (LDFLAGS): New.
406 * config/rs6000/t-aix52 (LDFLAGS): New.
408 2005-10-03 Ian Lance Taylor <ian@airs.com>
410 * gimplify.c (find_single_pointer_decl_1): New static function.
411 (find_single_pointer_decl): New static function.
412 (internal_get_tmp_var): For a formal variable, set restrict base
413 information if appropriate.
414 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
416 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
417 (DECL_GET_RESTRICT_BASE): Define.
418 (SET_DECL_RESTRICT_BASE): Define.
419 (decl_restrict_base_lookup): Declare.
420 (decl_restrict_base_insert): Declare.
421 (struct tree_decl_with_vis): Add based_on_restrict_p field.
422 * tree.c (restrict_base_for_decl): New static variable.
423 (init_ttree): Initialize restrict_base_for_decl.
424 (copy_node_stat): Copy restrict base information.
425 (decl_restrict_base_lookup): New function.
426 (decl_restrict_base_insert): New function.
427 (print_restrict_base_statistics): New static function.
428 (dump_tree_statistics): Call print_restrict_base_statistics.
430 2005-10-02 Diego Novillo <dnovillo@redhat.com>
433 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
436 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
439 * c-typeck.c (tagged_tu_seen): Rename to ...
440 (tagged_tu_seen_cache): this and add val field.
441 (comptypes): Move functional to comptypes_internal
442 and free tagged_tu_seen.
443 (comptypes_internal): New function and call comptypes_internal
444 instead of comptypes. Speed up by sibcalling
445 tagged_types_tu_compatible_p.
446 (alloc_tagged_tu_seen): New function
447 (free_all_tagged_tu_seen_up_to): New function.
448 (tagged_types_tu_compatible_p): Return the val of the seen two
450 Add that the two types are the same to tagged_tu_seen_base
451 if they are and call comptypes_internal instead of comptypes.
452 <case UNION_TYPE>: Speed up common type where the fields are
454 (function_types_compatible_p): Call comptypes_internal instead of
456 (type_lists_compatible_p): Likewise.
457 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
459 2005-10-02 Matthias Klose <doko@debian.org>
461 * doc/invoke.texi: Fix typo and speling error.
463 2005-10-01 Richard Henderson <rth@redhat.com>
465 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
467 2005-10-01 Mark Mitchell <mark@codesourcery.com>
469 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
470 using --start-group and --end-group.
472 2005-10-01 Diego Novillo <dnovillo@redhat.com>
474 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
475 FIXME note regarding quirky semantics.
477 2005-10-01 Diego Novillo <dnovillo@redhat.com>
480 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
481 non-null range as a last resort.
483 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
484 Diego Novillo <dnovillo@redhat.com>
487 * tree-vrp.c (extract_range_from_assert): For !=
488 assertions, only build an anti-range if LIMIT is a
491 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
493 * arm.md (movqi): On thumb when optimizing, handle loading from
494 memory by describing this as taking a subreg of a zero-extended load
495 into an SImode register.
498 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
500 * reload1.c (merge_assigned_reloads): Do not change any
501 RELOAD_FOR_OUTPUT_ADDRESS reloads.
503 2005-09-30 Geoffrey Keating <geoffk@apple.com>
505 * Makefile.in (LIPO_FOR_TARGET): Define.
506 (STRIP_FOR_TARGET): Define.
508 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
509 before creating new ones. Do symlinks before creating the actual
512 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
513 to work out which multilibs are actually being built.
515 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
517 * tree-vect-transform.c, config/ms1/ms1.md,
518 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
519 Follow spelling conventions.
520 * doc/invoke.texi, doc/md.texi: Fix typos.
522 2005-09-30 Andrew Macleod <amacleod@redat.com>
524 PR tree-optimization/21430
525 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
526 use operands, and set stmt pointer if need be.
527 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
528 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
531 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
534 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
536 2005-09-29 Mark Mitchell <mark@codesourcery.com>
538 * optabs.c (expand_binop): Initialize first_pass_p.
540 2005-09-29 Jakub Jelinek <jakub@redhat.com>
543 * c-decl.c (c_write_global_declarations_1): If any
544 wrapup_global_declaration_2 call returned true, restart the loop.
546 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
548 Fix PR tree-optimization/24117
549 * tree-ssa-structalias.c (find_func_aliases): Strip nops
550 before considering whether to use anyoffset.
552 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
556 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
558 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
560 (swap_commutative_operands_with_target): New.
562 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
565 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
568 2005-09-29 Steven Bosscher <stevenb@suse.de>
570 PR tree-optimization/23911
571 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
572 and IMAGPART_EXPR too.
574 2005-09-28 Mark Mitchell <mark@codesourcery.com>
577 * expmed.c (expand_shift): Move logic to reverse rotation
578 direction when rotating by constants ...
579 * optabs.c (expand_binop): ... here.
580 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
581 (ix86_rotrdi3): New pattern.
582 (rotldi3): Handle 32-bit mode.
583 (ix86_rotldi3): New pattern.
585 2005-09-29 Alan Modra <amodra@bigpond.net.au>
588 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
589 check for numbers that need no bit twiddle.
591 2005-09-28 Geoffrey Keating <geoffk@apple.com>
593 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
594 multilib to be built.
596 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
597 (stage1-start): Delete old libgcc and libunwind before moving
598 anything into the stage directory.
599 (stage2-start): Likewise.
600 (stage3-start): Likewise.
601 (stage4-start): Likewise.
602 (stageprofile-start): Likewise.
603 (stagefeedback-start): Likewise.
604 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
605 header in tm_file and CPU-specific t-darwin in tmake_file.
606 (i[34567]86-*-darwin*): Don't change tm_file.
607 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
608 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
609 shared library stub for target OS version.
610 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
611 (SHLIB_LINK): Don't make SHLIB_SOLINK.
612 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
613 (libgcc_s.%.dylib): New.
615 (install-darwin-libgcc-stubs): New.
616 (INSTALL_LIBGCC): New append.
617 * config/i386/darwin-libgcc.10.4.ver: New.
618 * config/i386/darwin-libgcc.10.5.ver: New.
619 * config/i386/t-darwin: New.
620 * config/rs6000/darwin-libgcc.10.4.ver: New.
621 * config/rs6000/darwin-libgcc.10.5.ver: New.
622 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
623 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
625 2005-09-28 Paul Brook <paul@codesourcery.com>
627 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
630 2005-09-28 Richard Guenther <rguenther@suse.de>
632 PR tree-optimization/23853
633 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
634 host_integerp to verify misalignment value.
636 2005-09-28 Richard Henderson <rth@redhat.com>
638 * builtins.c (get_builtin_sync_mode): New.
639 (expand_builtin_sync_operation): Pass in mode argument.
640 (expand_builtin_compare_and_swap): Likewise.
641 (expand_builtin_lock_test_and_set): Likewise.
642 (expand_builtin_lock_release): Likewise.
643 (expand_builtin): Update to match.
645 2005-09-28 Nick Clifton <nickc@redhat.com>
647 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
648 formatting. Add check to PLUS case to ensure that the offset is
649 within an acceptable range.
651 * config/v850/v850.md (casesi): Disable the generation of the
652 switch pattern as it is not being handled properly at the moment.
654 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
655 for when the high words are identical.
657 2005-09-27 Richard Henderson <rth@redhat.com>
659 * pretty-print.c (pp_base_format): Fix typo for %>.
661 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
662 Devang Patel <dpatel@apple.com>
664 PR tree-optimization/23625
665 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
666 LABEL_EXPR, assertion check.
668 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
670 * optabs.c (no_conflict_move_test): Check if a result of a
671 to-be-moved insn would be clobbered by an originally
674 2005-09-27 Jeff Law <law@redhat.com>
676 * passes.c (init_optimization_passes): Replace copy propagation
677 passes immediately after DOM with phi-only copy propagation
678 pases. Add phi-only copy propagation pass after first DOM pass.
679 * tree-pass.h (pass_phi_only_copy_prop): Declare.
680 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
681 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
682 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
683 to init_copy_prop. Callers updated.
684 (do_phi_only_copy_prop): New function.
685 (pass_phi_only_copy_prop): New pass descriptor.
687 2005-09-27 Nick Clifton <nickc@redhat.com>
689 * libgcc2.c (__popcount_tab): Remove redundant prototype.
691 2005-09-26 Jason Merrill <jason@redhat.com>
694 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
696 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
698 2005-09-26 James E Wilson <wilson@specifix.com>
700 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
701 copyright. Add gcc copyright plus libgcc exception.
702 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
704 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
706 2005-09-26 Jeff Law <law@redhat.com>
708 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
709 about when to iterate.
711 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
714 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
715 for __complex__ double in -mcpu=G5 mode.
717 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
719 PR tree-optimization/23942
720 * Makefile.in (SCEV_H): Depends on PARAMS_H.
721 * tree-scalar-evolution.c: Include params.h.
723 (follow_ssa_edge, follow_ssa_edge_in_rhs,
724 follow_ssa_edge_in_condition_phi_branch,
725 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
726 Change return type to t_bool. Use a parameter to limit the size of
727 trees that are walked before stopping
728 (analyze_evolution_in_loop): Initialize the limit to 0.
729 (follow_ssa_edge): Give up by returning t_dont_know if the limit
730 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
732 2005-09-26 Uros Bizjak <uros@kss-loka.si>
735 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
736 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
738 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
740 * combine.c (make_extraction): Check for valid use of subreg.
742 2005-09-26 Uros Bizjak <uros@kss-loka.si>
745 * config/i386/i386.md ("*fistdi2_1"): New pattern.
746 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
747 ("fist<mode>2_with_temp"): Use only register operands.
749 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
751 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
752 CALL_INSN_FUNCTION_USAGE.
754 2005-09-26 Richard Guenther <rguenther@suse.de>
757 * gcse.c: Include hashtab.h, define ldst entry hashtable.
758 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
759 (ldst_entry): Use the hashtable instead of list-walking.
760 (find_rtx_in_ldst): Likewise.
761 (free_ldst_entry): Free the hashtable.
762 (compute_ld_motion_mems): Create the hashtable.
763 (trim_ld_motion_mems): Remove entry from hashtable if
764 removing it from list.
765 (compute_store_table): Likewise^2.
766 (store_motion): Free hashtable in case we did not see
769 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
771 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
772 and arg1 if we are passing them to fold_build2.
774 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
777 * config/i386/i386.c (ix86_function_regparm): Fix the test for
780 2005-09-25 Richard Henderson <rth@redhat.com>
782 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
783 SYMBOL_REF_TLS_MODEL to be correct.
785 2005-09-24 Richard Henderson <rth@redhat.com>
787 * ipa-type-escape.c (discover_unique_type): Remove dead code at
788 end of function. Reindent.
790 2005-09-24 Ian Lance Taylor <ian@airs.com>
792 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
793 NEGATE_EXPR/BIT_NOT_EXPR case.
795 2005-09-24 Richard Henderson <rth@redhat.com>
797 * c-common.c (handle_mode_attribute): When not modifying in place,
798 create subtypes for enumerations.
799 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
800 * gimplify.c (create_tmp_from_val): Likewise.
802 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
804 * config/i386/i386.md (*tls_global_dynamic_64,
805 *tls_local_dynamic_base_64): Add missing mode to call.
806 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
808 2005-09-24 Jan Hubicka <jh@suse.cz>
810 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
811 (cgraph_clone_node): Likewise.
812 * cgraph.h (cgraph_clone_edge): Update prototype.
813 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
814 duplicated prototypes; add updating argument.
815 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
816 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
818 (cgraph_mark_inline_edge): Likewise.
819 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
820 (cgraph_flatten_node): Likewise.
821 (cgraph_decide_recursive_inlining): Likewise.
822 (cgraph_decide_inlining_of_small_function): Likewise.
823 * tree-optimize.c (tree_rest_of_compilation): Likewise.
825 2005-09-23 David Edelsohn <edelsohn@gnu.org>
826 Pete Steinmetz <steinmtz@us.ibm.com>
828 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
829 (rldic.): Set type to "compare".
831 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
832 mfjmpr for MFCTR/MFLR.
833 (movdf_hardfloat64): Same.
834 (movdf_softfloat64): Same. Correct order of store and move types.
835 (movti_string): Set type to store_ux/load_ux.
836 (load_multiple): Set type to load_ux.
837 (store_multiple): Set type to store_ux.
838 (movmemsi): Set type to store_ux.
839 (output_cbranch direct_return): Set type to jmpreg.
840 (stmw): Set type to store_ux.
841 (lmw): Set type to load_ux.
842 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
843 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
844 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
845 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
846 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
847 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
848 (rios1-fpstore): Increase latency to 3.
849 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
850 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
852 2005-09-23 David Edelsohn <edelsohn@gnu.org>
853 Andrew Pinski <pinskia@physics.uc.edu>
855 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
856 operand2 constraint to "b".
857 (sync_<fetchop_name>di_internal): Same.
858 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
860 (sync_old_<fetchop_name>di_internal): Same.
861 (sync_new_<fetchop_name>si_internal): Same.
862 (sync_new_<fetchop_name>di_internal): Same.
864 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
867 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
868 case, define as macros.
870 PR rtl-optimization/23837
871 * optabs.c (no_conflict_move_test): Don't set must_stay for a
872 clobber / clobber match between dest and p->first.
874 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
875 (no_conflict_move_test): Update comments.
877 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
879 * doc/install.texi: Update URL for Jacks.
880 * doc/sourcebuild.texi: Likewise.
882 2005-09-22 David Edelsohn <edelsohn@gnu.org>
885 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
886 registers when choosing register preferences.
887 (movdf_hardfloat64): Same.
889 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
891 * expmed.c (expand_shift): Don't use the target of the rotate as
892 target for the first expanded shift insn.
893 * testsuite/gcc.dg/20050922-1.c: Testcase added.
895 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
897 PR tree-optimization/22438
898 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
899 preserved iv rhs rewriting specially.
901 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
903 * tree-data-ref.c (analyze_array_indexes): Only estimate when
904 estimate_only is true.
905 * tree-flow.h (ref_contains_indirect_ref): New prototype.
906 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
907 tree-ssa-structalias.c
908 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
909 ref_contains_indirect_ref.
910 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
912 2005-09-21 DJ Delorie <dj@redhat.com>
914 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
916 (mn10300_return_in_memory): Support variable size types also.
917 (mn10300_pass_by_reference): Likewise.
918 (mn10300_function_value): New.
919 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
920 (FUNCTION_OUTGOING_VALUE): Likewise.
921 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
922 * doc/invoke.texi: Document it.
924 2005-09-21 Uros Bizjak <uros@kss-loka.si>
927 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
928 force integer op1 into register for XFmode compares.
930 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
933 * expmed.c (alg_code): Add alg_impossible.
934 (alg_hash_entry): Add cost.
935 (synth_mult): Record alg_impossible in the hash table if
936 multiplication by a given integer is impossble within the
937 limit. Speed up using alg_impossible.
939 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
941 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
942 argument. Allow and set any offset if needs_anyoffset is passed
944 (get_constraint_for): Add argument here too.
946 (do_structure_copy): Pass NULL to get_constraint_for.
947 (handle_ptr_arith): Ditto.
948 (find_func_aliases): Ditto.
950 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
952 PR rtl-optimization/23898
953 * output.h (get_attr_min_length): Declare.
954 * final.c (get_attr_length_1): New function, broken out of:
956 (get_attr_min_length): New function.
957 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
958 (duplicate_computed_gotos): Likewise.
959 * genattr.c (insn_min_length): Generate declaration.
960 * genattrtab.c (min_fn, min_attr_value): New functions.
961 (make_length_attrs): Generate insn_min_length.
963 2005-09-20 Steve Ellcey <sje@cup.hp.com>
965 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
967 2005-09-20 Richard Henderson <rth@redhat.com>
969 PR tree-optimization/24059
970 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
973 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
975 * c.opt (fextended-identifiers): New.
976 * c-opts.c (c_common_handle_option): Handle
977 -fextended-identifiers.
978 * doc/cpp.texi: Update documentation of extended identifiers.
979 * doc/cppopts.texi (-fextended-identifiers): Document.
981 2005-09-20 Jakub Jelinek <jakub@redhat.com>
983 PR tree-optimization/23929
984 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
987 PR tree-optimization/23818
988 * tree-stdarg.c (execute_optimize_stdarg): Call
989 calculate_dominance_info.
991 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
993 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
994 (analyze_siv_subscript_cst_affine): Add weak SIV test.
995 (compute_overlap_steps_for_affine_1_2): Use
996 get_number_of_iters_for_loop.
997 (analyze_subscript_affine_affine): Check whether difference is
999 Use get_number_of_iters_for_loop.
1000 Check whether overlap occurs outside of bounds.
1001 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1003 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1005 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1006 base register if possible.
1008 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1010 PR tree-optimization/18463
1011 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1012 converting it directly is not possible.
1013 (chrec_convert_aggressive): New function.
1014 * tree-chrec.h (chrec_convert_aggressive): Declare.
1015 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1016 Fold chrec conversions aggressively if asked to.
1017 (instantiate_parameters): Modified because of changes in
1018 instantiate_parameters_1.
1020 2005-09-19 Richard Henderson <rth@redhat.com>
1022 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1023 (reduc_splus_v2df): New.
1025 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1027 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1028 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1030 2005-09-19 Richard Henderson <rth@redhat.com>
1032 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1035 2005-09-19 Richard Henderson <rth@redhat.com>
1037 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1038 (ia64_expand_dot_prod_v8qi): New.
1039 * config/ia64/ia64-protos.h: Update.
1040 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1041 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1042 sdot_prodv8qi, sdot_prodv4hi): New.
1043 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1045 2005-09-19 Richard Henderson <rth@redhat.com>
1048 * real.c (exact_real_truncate): Return false if the format cannot
1049 represent the number as a normal.
1051 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1052 for a memory source.
1054 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1056 * tree-ssa-operands.c (swap_tree_operands): Export.
1057 * tree.h (swap_tree_operands): Declare.
1058 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1059 Call swap_tree_operands.
1061 2005-09-19 Richard Henderson <rth@redhat.com>
1063 * tree-flow.h (merge_alias_info): Declare.
1064 * tree-ssa-copy.c (merge_alias_info): Export.
1065 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1066 (vect_create_data_ref_ptr): Use create_iv directly.
1067 (vectorizable_load): Use correct types for integer constants.
1068 (vect_generate_tmps_on_preheader): Likewise.
1069 (vect_gen_niters_for_prolog_loop): Likewise.
1071 2005-09-19 Steven Bosscher <stevenb@suse.de>
1073 PR rtl-optimization/23943
1074 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1076 2005-09-18 Jan Hubicka <jh@suse.cz>
1078 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1080 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1082 * varasm.c (output_constant): Do not abort on conversions to union
1083 types between different sizes.
1085 2005-09-18 Richard Guenther <rguenther@suse.de>
1088 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1091 2005-09-18 Paul Brook <paul@codesourcery.com>
1093 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1095 2005-09-17 Richard Henderson <rth@redhat.com>
1097 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1098 * tree-ssa-loop.c (pass_vect_dce): Remove.
1099 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1102 2005-09-17 Richard Henderson <rth@redhat.com>
1104 * tree-pass.h (pass_vect_dce): Declare.
1105 * passes.c (init_optimization_passes): Add it.
1106 * tree-flow.h (tree_ssa_dce): Declare.
1107 * tree-ssa-dce.c (tree_ssa_dce): Export.
1108 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1109 (gate_tree_vectorize): ... here.
1110 (pass_vect_dce): New.
1112 2005-09-17 Jan Hubicka <jh@suse.cz>
1114 * except.c (struct eh_status): Turn region_array into vec.
1115 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1116 convert_from_eh_region_ranges, find_exception_handler_labels,
1117 current_function_has_exception_handlers, assign_filter_values,
1118 build_post_landing_pads, dw2_build_landing_pads,
1119 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1120 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1121 foreach_reachable_handler, can_throw_internal_1,
1122 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1124 (duplicate_eh_region_1): Update region_array.
1125 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1127 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1130 * expmed.c (expand_mult): Substitute simple register for op0 when
1133 2005-09-17 Richard Henderson <rth@redhat.com>
1135 * expr.c (emit_move_via_integer): Add force argument, pass it on
1136 to emit_move_change_mode. Update callers.
1137 (emit_move_complex): Pass true to new force argument.
1138 * function.c (expand_function_end): Move expand_eh_return call
1139 earlier. Merge sub-word complex values into a pseudo before
1140 copying to the return hard register.
1142 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1144 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1145 between different sizes.
1147 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1151 * passes.c (init_optimization_passes): Register dump files for
1154 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1156 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1157 * config/s390/s390.c (s390_overlap_p): New function.
1158 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1159 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1162 2005-09-16 Richard Guenther <rguenther@suse.de>
1164 * ipa-pure-const.c (static_execute): Free auxiliar information.
1165 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1166 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1168 2005-09-15 DJ Delorie <dj@redhat.com>
1170 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1172 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1174 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1176 (swap_commutative_operands_with_target): New.
1178 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1180 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1183 (estimate_iters_using_array): New function.
1184 * tree-data-ref.h (estimate_iters_using_array): Prototype
1185 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1186 Use estimate_iters_using_array instead of analyze_array.
1188 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1190 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1193 2005-09-15 Michael Matz <matz@suse.de>
1195 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1197 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1199 PR tree-optimization/23835
1200 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1201 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1203 2005-09-14 Richard Henderson <rth@redhat.com>
1205 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1206 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1208 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1210 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1211 in the ARRAY_TYPE case.
1213 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1215 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1217 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1220 * tree-vect-transform.c (vectorizable_operation): Return false for
1221 scalar shift operations and for vector shift operations with
1222 non-invariant shift arguments. Use scalar tree operand op1 as
1223 a shift operand when vector shift insn pattern uses scalar shift
1225 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1227 2005-09-14 Olivier Hainque <hainque@adacore.com>
1229 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1230 value if it has side-effects.
1232 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1235 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1237 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1239 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1240 passed as NAME as if it were label at start of function code.
1242 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1244 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1247 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1249 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1250 as early clobber. Rewrite so the PIC register is not implicitly used.
1252 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1254 * tree.c (annotate_with_file_line): Compare line numbers before
1257 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1260 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1261 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1263 2005-09-13 Ian Lance Taylor <ian@airs.com>
1265 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1266 than a HOST_WIDEST_INT to gen_doloop_begin.
1268 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1270 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1272 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1274 PR tree-optimize/23817
1275 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1277 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1280 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1281 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1282 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1283 (restore_stack_nonlocal): Likewise.
1284 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1286 2005-09-12 Ian Lance Taylor <ian@airs.com>
1289 * c.opt (ffriend-injection): New C++ option.
1290 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1291 (C++ Dialect Options): Document -ffriend-injection.
1293 2005-09-12 Josh Conner <jconner@apple.com>
1296 * ipa-reference.c (static_execute): Don't mark variables in
1297 named sections TREE_READONLY.
1299 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1301 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1304 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1306 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1307 V_MUST_DEF instead of just the first_use_p.
1308 Don't mark the virtual variables for renaming on the statement which
1310 (pass_dse): Remove TODO_update_ssa.
1312 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1315 * stor-layout.c (compute_record_mode): For records with a single
1316 field, actually check the field's mode size against the type size.
1318 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1319 registers for TARGET_SHMEDIA.
1320 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1321 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1322 of GENERAL_REGS and FP_REGS.
1324 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1326 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1328 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1330 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1331 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1332 are omitted. Exclude stack_tie insn too.
1334 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1336 PR rtl-optimization/23098
1337 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1339 * config/rs6000/rs6000.md (movdf splitter): Use
1340 const_double_operand predicate for TARGET_POWERPC64.
1341 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1342 SYMBOL_REF method to ABI_V4.
1344 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1345 replace_equiv_address.
1346 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1347 rs6000_sr_alias_set and MEM_NOTRAP.
1348 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1350 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1352 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1353 handle CALL_EXPR again.
1355 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1357 * arm/predicates.md (alignable_memory_operand): Delete.
1359 2005-09-10 Richard Henderson <rth@redhat.com>
1362 * dbxout.c (dbxout_expand_expr): New.
1363 (dbxout_symbol): Use it.
1365 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1367 * arm.c (arm_gen_rotated_half_load): Delete.
1368 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1369 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1370 (thumb_set_return_address): Likewise.
1371 (thumb_load_double_from_address): Use adjust_address.
1372 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1373 (extendhsisi2_mem, movhi_bytes): Use change_address.
1374 (movhi): Use widen_memory_access.
1375 (reload_out_df): Use replace_equiv_address.
1376 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1378 2005-09-09 Richard Henderson <rth@redhat.com>
1381 * dbxout.c: Include expr.h.
1382 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1383 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1384 * Makefile.in (dbxout.o): Add EXPR_H.
1386 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1388 PR tree-optimization/23509
1389 * tree-cfg.c (replace_uses_by): Use replace_exp.
1390 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1391 pointers have name_mem_tag or type_mem_tag set.
1393 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1395 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1396 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1397 of wrongly accessing operands.
1399 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1401 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1402 * tree-chrec.c: Include tree-scalar-evolution.h.
1403 (chrec_convert): Instantiate the base and step before calling
1404 scev_probably_wraps_p that would fail on parametric evolutions.
1405 Collect all the fails into a single section failed_to_convert,
1406 print a diagnostic, and return chrec_dont_know instead of calling
1408 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1409 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1411 (scev_const_prop): Don't replace the definition of a loop closed ssa
1412 phi node by itself, or by another loop closed ssa phi node.
1413 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1414 that base and step are defined.
1416 2005-09-09 Richard Guenther <rguenther@suse.de>
1419 * fold-const.c (fold_ternary): Check truth_value_p before
1420 calling invert_truthvalue.
1422 2005-09-09 Nick Clifton <nickc@redhat.com>
1424 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1425 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1426 dimension of these arrays.
1427 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1429 * longlong.h: Only provide a prototype for the __clz_tab[] array
1430 if this header has not been included from libgcc2.h.
1431 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1433 Provide prototypes for exported functions.
1434 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1437 2005-09-08 Josh Conner <jconner@apple.com>
1441 * expr.c (expand_expr_addr_expr_1): Don't invoke
1442 expand_simple_binop for EXPAND_INITIALIZER.
1444 2005-09-08 Richard Henderson <rth@redhat.com>
1447 * toplev.c (wrapup_global_declaration_1): Split out ...
1448 (wrapup_global_declaration_2): ... from ...
1449 (wrapup_global_declarations): ... here. Return bool.
1450 (check_global_declaration_1): Split out ...
1451 (check_global_declarations): from here.
1452 (emit_debug_global_declarations): New.
1453 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1454 check_global_declaration_1, emit_debug_global_declarations): Declare.
1455 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1456 of decls. Call wrapup_global_declaration_1,
1457 wrapup_global_declaration_2, check_global_declaration_1 directly.
1458 (c_write_global_declarations_2): New.
1460 (c_write_global_declarations): Call c_write_global_declarations_2.
1461 * langhooks.c (write_global_declarations): Call
1462 emit_debug_global_declarations.
1464 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1465 remove decls that have DECL_RTL_SET_P.
1466 * passes.c (rest_of_decl_compilation): Invoke
1467 cgraph_varpool_finalize_decl for all but functions.
1469 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1471 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1472 the result of a conversion if the new min and max cannot be compared.
1474 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1476 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1477 (override_options): Setting s390_sr_alias_set removed.
1478 (save_fpr, save_gprs): Set alias set to vararg or frame.
1479 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1480 s390_sr_alias_set with get_frame_alias_set ().
1481 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1482 get_varargs_alias_set ().
1484 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1488 * c-parser.c (c_parser_objc_method_definition): If the next
1489 token is not "{", error out and don't start the function.
1491 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1493 * tree-vrp.c (extract_range_from_expr): Move the check for non
1494 nullness after the check for gimple invariant.
1496 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1498 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1500 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1503 * config/m32r.md (movmemsi_internal): Canonicalize order of
1504 operands in PLUS component of template.
1506 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1508 * reload1.c (fixup_eh_region_note): Remove assertion.
1509 (fixup_abnormal_edges): Reverted removal of call to
1510 find_many_sub_basic_blocks made on 2005-08-31.
1512 2005-09-07 Richard Henderson <rth@redhat.com>
1514 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1515 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1516 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1517 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1518 rearrange for better packing.
1519 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1520 (lookup_cfa_1): Remove inline marker.
1521 (cfa_equal_p): Split out of ...
1522 (def_cfa_1): ... here. Use INVALID_REGNUM.
1523 (build_cfa_loc): Handle !cfa->indirect.
1524 (frame_pointer_cfa_offset): New.
1525 (dbx_reg_number): Assert register elimination performed; do
1526 leaf register remapping.
1527 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1528 (eliminate_reg_to_offset): New.
1529 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1530 for verifiably local stack frame addresses; re-base to CFA.
1531 (mem_loc_descriptor): Remove can_use_fbreg argument.
1532 (concat_loc_descriptor, loc_descriptor): Likewise.
1533 (containing_function_has_frame_base): Remove.
1534 (rtl_for_decl_location): Don't do register elimination or
1535 leaf register remapping here.
1536 (secname_for_decl): Split out from ..
1537 (add_location_or_const_value_attribute): ... here.
1538 (convert_cfa_to_loc_list): New.
1539 (compute_frame_pointer_to_cfa_displacement): New.
1540 (gen_subprogram_die): Use them.
1541 * tree.h (frame_base_decl): Remove.
1542 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1543 (prologue_stack_adjust): Remove.
1544 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1545 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1546 (set_frame_base_location): Remove.
1547 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1548 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1549 (vt_add_function_parameters): Don't eliminate_regs.
1550 (vt_initialize): Don't create frame_base_decl.
1552 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1554 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1555 version of GNU binutils for 4.x and later.
1557 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1559 * ggc-page.c (ggc_push_context): Remove.
1560 (ggc_pop_context): Likewise.
1561 * ggc.h (ggc_push_context): Remove.
1562 (ggc_pop_context): Likewise.
1564 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1567 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1568 returning from an interrupt handler.
1570 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1573 * config/arc/arc.c (output_shift): Add check for loop count when
1576 2005-09-06 Steven Bosscher <stevenb@suse.de>
1578 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1580 (abs_replacement): Likewise.
1581 (pass_phiopt): Remove TODO_update_ssa.
1583 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1586 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1587 if "return with no value, in function returning non-void" warning
1589 * tree-cfg.c (execute_warn_function_return): Don't look at
1590 RETURN_EXPRs with TREE_NO_WARNING set.
1593 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1594 for internal functions doesn't use registers used by global registers
1595 variables. Use fewer register parameters if there are global register
1598 2005-09-06 Olivier Hainque <hainque@adacore.com>
1599 Eric Botcazou <ebotcazou@adacore.com>
1602 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1603 when we would be extracting outside its bit span (bitpos+bitsize
1604 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1605 Ada unchecked conversions.
1607 2005-09-06 Steven Bosscher <stevenb@suse.de>
1609 * tree-ssa-pre.c (try_look_through_load): New function.
1610 (compute_avail): Use it to try to look through loads for some
1611 more useful expressions.
1613 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1615 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1616 condition for detecting cases like (a&a) and (a^a).
1618 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1620 * common.opt: Add option ftree-vect-loop-version.
1621 * params.def: Add --param vect-max-version-checks.
1622 * doc/invoke.texi: Document ftree-vect-loop-version and
1623 --param vect-max-version-checks.
1624 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1625 may_misalign_stmts and defines for accessors.
1626 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1627 LOOP_VINFO_MAY_MISALIGN_STMTS.
1628 (destroy_loop_vec_info): VEC_free for
1629 LOOP_VINFO_MAY_MISALIGN_STMTS.
1630 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1631 Update documentation.
1632 (vect_update_misalignment_for_peel): New.
1633 (vect_enhance_data_refs_alignment): Update to choose loop
1634 peeling or loop versioning if appropriate for the (potentially)
1635 unaligned data references in the loop.
1636 (vect_analyze_data_refs_alignment): Remove call to
1637 vect_enhance_data_refs_alignment so the checks can be done
1639 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1640 and move up call to vect_analyze_data_refs_alignment.
1641 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1642 (vect_transform_loop): Add call to loop_version.
1644 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1646 PR rtl-optimization/23098
1647 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1648 * simplify-rtx.c (constant_pool_reference_p): New function.
1649 * rtl.h (constant_pool_reference_p): New prototype.
1650 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1651 constant_pool_reference_p in condition and
1652 avoid_constant_pool_reference in preparation statements.
1654 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1656 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1657 STRICT_LOW_PART SETs.
1659 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1662 * except.c (sjlj_emit_function_enter): Find the function begin
1663 note even when it's not in first basic block.
1665 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1667 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1668 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1669 * aclocal.m4: Regenerate.
1671 2005-09-05 DJ Delorie <dj@redhat.com>
1673 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1676 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1678 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1679 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1680 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1681 Follow spelling conventions.
1682 * doc/invoke.texi: Follow spelling conventions.
1684 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1686 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1687 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1688 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1690 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1693 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1694 (output_stack_adjust): Use gen_tmp_stack_mem.
1695 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1696 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1697 (sh_get_pr_initial_val): Likewise.
1698 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1699 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1700 * sh.md (divsi_inv_m0): Use gen_const_mem.
1701 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1702 (movdf_i4+1): Use gen_tmp_stack_mem.
1703 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1704 (fpu_switch+2): Likewise.
1705 (movv4sf_i, movv16sf_i): Use adjust_address.
1706 (symGOT_load): Set MEM_NOTRAP_P bit.
1708 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1711 * pa.c (emit_move_sequence): Fix typo in last change.
1713 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1715 PR rtl-optimization/23454
1716 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1719 2005-09-03 Richard Henderson <rth@redhat.com>
1720 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1723 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1726 2005-09-02 Nicolas Pitre <nico@cam.org>
1728 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1729 to bit_count to 32 bits.
1731 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1734 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1735 generating synthetic loads from volatile lvalues.
1737 005-09-02 Nick Clifton <nickc@redhat.com>
1739 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1740 __ctzhi2, __clzhi2): New functions.
1742 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1745 * tree-nested.c (struct var_map_elt): Mark with GTY.
1746 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1748 (lookup_field_for_decl): Allocate new element in GC memory.
1749 (lookup_tramp_for_decl): Likewise.
1750 (convert_nl_goto_reference): Likewise
1751 (create_nesting_tree): Allocate info in GC memory. Likewise for
1753 (free_nesting_tree): Free with ggc_free instead of free.
1754 (root): New static variable.
1755 (lower_nested_functions): Remove root as local variable. And zero out
1756 root at the end of the function.
1758 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1760 PR rtl-optimization/20365
1761 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1762 to short. New member ix.
1763 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1764 (simplify_plus_minus): Initialize ix members before calling qsort.
1766 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1768 PR tree-optimization/23626
1769 * tree-cfg.c (replace_uses_by): Clean up eh info.
1771 2005-09-01 DJ Delorie <dj@redhat.com>
1773 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1776 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1778 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1779 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1782 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1784 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1785 do not issue warning for a variable definition following
1788 2005-09-01 Richard Henderson <rth@redhat.com>
1791 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1792 conversion to CONST_VECTOR.
1794 2005-09-01 Richard Henderson <rth@redhat.com>
1797 * reload1.c (reload_as_needed): Check !CALL_P before calling
1798 fixup_eh_region_note.
1799 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1801 2005-09-01 DJ Delorie <dj@redhat.com>
1803 * varasm.c (output_constant): Let the target resolve
1804 conversions of addresses to non-default pointer sizes.
1806 2005-09-01 Nicolas Pitre <nico@cam.org>
1808 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1809 to alow matching ARM pre-indexed addressing mode.
1810 (arm_override_options): Remove now irrelevant comment.
1812 2005-09-01 Phil Edwards <phil@codesourcery.com>
1814 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1815 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1816 * config/i386/vxworks.h: Likewise.
1817 * config/i386/t-vxworksae: New file, for VxWorks AE.
1818 * config/i386/vxworksae.h: Likewise.
1820 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1822 PR tree-optimization/23410
1823 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1824 sequence is not wrapping during the first step.
1826 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1829 * dwarf2out.c (base_type_die): Compare char_type_node with
1830 TYPE_MAIN_VARIANT (type), not type.
1832 2005-09-01 Richard Guenther <rguenther@suse.de>
1834 PR tree-optimization/15366
1835 * common.opt: Add -finline-functions-called-once.
1836 Put -fearly-inlining in alphabetically ordered place.
1837 * doc/invoke.texi: Document new option.
1838 * ipa-inline.c (cgraph_decide_inlining): Honour
1839 flag_inline_functions_called_once.
1841 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1843 PR rtl-optimization/23478
1844 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1845 (alloc_qty): Initialize it.
1846 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1847 (combine_regs): Combine also n_throwing_calls_crossed fields.
1848 (find_free_reg): Don't attempt to caller-save pseudos crossing
1849 calls that might throw.
1850 * global.c (struct allocno): Add throwing_calls_crossed field.
1851 (global_alloc): Revert 2005-08-22 change. Initialize
1852 throwing_calls_crossed.
1853 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1856 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1859 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1860 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1861 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1862 (and64_2_operand): Tweak to use predicate.
1863 (and_operand): Adjust for mask_operand changes.
1864 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1865 (print_operand): Likewise.
1866 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1867 (mask64_1or2_operand): Delete.
1868 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1869 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1870 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1871 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1872 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1873 (rotldi3_internal4): Likewise.
1874 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1875 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1876 (ashldi3_internal7): Likewise.
1877 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1878 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1879 (anddi3 split): Don't match mask64_operand.
1880 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1881 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1882 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1883 't' splitter predicate.
1884 (movdi_internal64 + 2): Revert 2005-06-11 change.
1886 2005-08-31 DJ Delorie <dj@redhat.com>
1888 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1889 (m32c_asm_integer): Add support for 32 bit pointers.
1891 2005-08-31 Richard Henderson <rth@redhat.com>
1893 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1894 component-like references for setting MEM_NOTRAP_P.
1896 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1897 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1899 2005-08-31 Richard Henderson <rth@redhat.com>
1901 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1902 into a pseudo before applying gen_lowpart.
1904 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1906 * doc/install.texi (Specific): Update cctools version required
1907 for full functionality.
1908 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1909 linkers as -macosx_version_min.
1911 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1914 * sh.c (print_operand, %R and %S): Add handling of floating point
1915 registers, memory, constants and invalid operands.
1917 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1919 * ipa-pure-const.c: Change dump name.
1921 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1924 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1925 to "reg_or_0_operand".
1926 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1928 2005-08-31 Dale Johannesen <dalej@apple.com>
1930 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1931 loops that count down.
1933 2005-08-31 Richard Henderson <rth@redhat.com>
1936 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1937 (fixup_eh_region_note): New.
1938 (reload_as_needed): Call it.
1939 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1940 don't call find_many_sub_basic_blocks; call verify_flow_info.
1941 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1942 (keep_stack_depressed): Likewise.
1943 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1945 2005-08-31 Richard Henderson <rth@redhat.com>
1947 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1950 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1952 * expr.c (expand_expr_real_1): Compare size of address
1953 mode to target's address mode size in deciding expansion of
1954 the constant address.
1956 2005-08-31 Richard Guenther <rguenther@suse.de>
1959 * expr.c (all_zeros_p): New function.
1960 (expand_expr_real_1): Handle the case of an all-zero
1961 non-addressable constructor separately.
1963 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1965 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1966 arguments, adjust all callers.
1967 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1969 2005-08-30 Richard Henderson <rth@redhat.com>
1972 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1973 whenever the mode sizes match.
1975 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1977 * calls.c (load_register_parameters): Fix comment typo.
1978 * expr.c (emit_push_insn): Comment formatting.
1980 2005-08-30 Ian Lance Taylor <ian@airs.com>
1982 * config/i386/x-cygwin (host-cygwin): Change dependency from
1983 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1985 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1987 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1990 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1993 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1994 call to ggc_collect.
1996 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1999 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2000 beginning. Remove $(INCLUDES) from all the rules, if following
2001 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2003 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2006 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2007 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2008 not constant, but maxlen is, don't set len to maxlen, rather
2009 set maxlen to len if len is a constant.
2011 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2013 PR tree-optimization/23475
2014 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2017 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2019 Fix PR middle-end/22455
2021 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2022 Checksum only the parts of the tree that exist for the tree code.
2024 2005-08-28 Dale Johannesen <dalej@apple.com>
2026 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2028 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2030 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2032 2005-08-28 Richard Henderson <rth@redhat.com>
2034 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2035 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2038 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2041 * builtins.c (get_memory_rtx): Don't strip nops
2042 in between COMPONENT_REFs.
2044 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2047 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2049 (gimplify_modify_expr): Check for zero sized types and gimplify the
2050 rhs and lhs as statements.
2052 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2055 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2056 state for return address column of signal frames.
2058 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2061 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2062 bytes >= 2 not bytes == 2.
2063 (expand_block_move): Same.
2065 2005-08-27 Richard Guenther <rguenther@suse.de>
2068 * config/i386/sse.md (sse2_movsd): Add missing closing
2071 2005-08-27 Paul Brook <paul@codesourcery.com>
2073 * genrecog.c (enum decision_type): Add DT_num_insns.
2074 (struct decision_test): Add u.num_insns.
2075 (add_to_sequence): Add DT_num_insns test.
2076 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2077 (write_cond, debug_decision_2): Ditto.
2078 (change_state): Assume peep2_next_insn never fails.
2079 Remove "afterward" argument.
2080 (write afterward, write_tree): Update to match.
2081 * recog.c (peep2_current_count): New variable.
2082 (peep2_next_insn): Check it.
2083 (peephole2_optimize): Set peep2_current_count.
2084 * recog.h (peep2_current_count): Declare.
2086 2005-08-26 Josh Conner <jconner@apple.com>
2089 * ipa-pure-const.c (check_tree): Check for volatile-ness
2090 when considering a dereference.
2092 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2094 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2096 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2098 PR rtl-optimization/23561
2099 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2100 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2101 at most LEN bytes long memory fits into the field.
2102 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2103 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2104 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2106 2005-08-26 Richard Henderson <rth@redhat.com>
2109 * loop.c (biased_biv_may_wrap_p): New.
2110 (maybe_eliminate_biv_1): Use it to suppress non-equality
2111 comparison transformations. Delete disabled code.
2113 2005-08-26 Ian Lance Taylor <ian@airs.com>
2115 * combine.c (make_extraction): Avoid reference outside object.
2117 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2119 * stor-layout.c (finalize_type_size): Restore behaviour for
2120 non-aggregate types to the status quo ante of the patch for
2121 pr 23467. Document why it matters.
2123 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2126 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2127 array by one element, initialize the BT_LAST element with NULL.
2129 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2131 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2132 optimizing for size.
2134 (compare_plus_eqsi): Same.
2135 (plus_eqsi_compare): Same.
2136 (neg_eq0<mode>): Same.
2137 (neg_eq<mode>): Same.
2139 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2142 2005-08-26 Nick Clifton <nickc@redhat.com>
2144 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2145 TARGET_EP is not defined.
2146 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2147 TARGET_EP is enabled.
2148 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2149 * config/v850/v850.md (save_all_interrupt): Only use the EP
2150 register if TARGET_EP is defined.
2151 (restore_all_interrupt): Likewise.
2152 * config/v850/lib1funcs.asm: Update functions so that the EP
2153 register is only used if __EP__ is defined.
2155 2005-08-26 David Ung <davidu@mips.com>
2157 * config/mips/mips.c (mips_expand_prologue): Handle case when
2158 generating for MIPS16 and the outgoing argument area is more than
2159 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2162 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2164 * config/crx/crx.md: Make doloop_end pattern usage controllable
2165 via mloop-nesting=<max-nesting> command line switch. Make sure
2166 the combiner cannot use doloop_end_<mode> in an illegal way.
2167 * config/crx/crx.c: Use regs up to r6 for argument passing.
2168 Refine crx_address_cost (non cst4 displacements are expensive).
2169 * config/crx/crx.opt: Add switch for mloop-nesting=.
2171 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2173 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2174 (UNSPEC_MVST): New constant.
2176 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2178 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2179 Reject operands containing eliminable registers.
2180 * testsuite/gcc.dg/20050825-1.c: New testcase.
2182 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2183 Jan Hubicka <jh@suse.cz>
2185 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2187 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2189 PR tree-optimization/23546
2190 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2193 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2195 * params.def (PARAM_MIN_SPEC_PROB): New.
2196 * sched-rgn.c (MIN_PROBABILITY): Delete.
2197 (compute_trg_info): Convert to PARAM_VALUE.
2198 * doc/invoke.texi (param): Document min-spec-prob.
2200 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2202 * config/darwin.h: define __PIC__
2203 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2204 TARGET_OS_CPP_BUILTINS macro.
2206 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2208 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2211 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2213 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2215 * cfghooks.c (duplicate_block): Added position where to place
2216 new block as argument.
2217 * cfghooks.h (duplicate_block): Declaration changed.
2218 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2220 * cfglayout.h (copy_bbs): Declaration changed.
2221 * cfgloop.h (loop_version): Declaration changed.
2222 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2223 position to copy_bbs.
2224 (loop_version): Pass position to duplicate_loop_to_header_edge.
2225 Add place_after argument and position new blocks according to
2227 * modulo-sched.c (sms_schedule): Pass place_after argument
2229 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2230 * tree-cfg.c (split_edge_bb_loc): New function.
2231 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2232 to determine position of new blocks.
2233 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2235 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2236 argument to duplicate_block.
2237 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2238 Pass position to copy_bbs.
2240 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2242 * fold-const.c (ptr_difference_const): Use
2243 cst_and_fits_in_hwi instead of host_integerp.
2245 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2247 * config/darwin.c (gen_pic_offset): New.
2248 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2251 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2253 PR tree-optimization/23486
2254 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2256 2005-08-23 Phil Edwards <phil@codesourcery.com>
2258 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2259 remove use_collect2.
2260 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2262 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2263 configuration files to override the default value.
2265 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2266 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2267 * config/vx-common.h: New file, split out from...
2268 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2269 * config/vxworksae.h: New file, for VxWorks AE.
2270 * config/vxworks.opt: New file.
2271 * config/vxlib.c: Update for VxWorks 6.
2273 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2274 other MULTILIB_* variables appropriately.
2275 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2276 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2277 * config/rs6000/vxworks.h: Update for VxWorks 6.
2278 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2280 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2283 * config/darwin.c (machopic_select_section): Remove the hack to
2284 mark "::operator new" and "::operator delete" for coalescing
2285 even though they are not weak.
2287 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2289 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2290 * configure: Regenerate.
2292 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2295 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2297 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2298 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2301 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2303 * config/rs6000/predicates.md (equality_operator): New.
2304 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2305 comparison with a large constant.
2307 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2309 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2311 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2313 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2314 registers is even, and we have a hardware double precision fp,
2316 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2317 size of current argument when checking if argument was passed in
2320 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2323 * stor-layout.c (finalize_type_size): Dont override
2324 existing alignment with a smaller alignment from the mode.
2326 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2328 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2329 * lambda.h (lambda_vector_lexico_pos): ... here.
2330 * tree-data-ref.c (build_classic_dist_vector): Return false when
2331 the distance vector is lexicographically negative.
2333 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2335 PR tree-optimization/23511
2336 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2337 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2339 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2341 PR tree-optimization/22043
2342 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2343 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2344 If ALLOW_FLEXARR, handle types ending with flexible array member.
2345 Pass false as second argument to recursive count_type_elements calls.
2346 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2347 argument to count_type_elements call.
2348 * tree-sra.c (decide_block_copy): Likewise.
2349 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2350 for a constant-sized object, set cleared as well. Pass true as
2351 second argument to count_type_elements call.
2353 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2356 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2357 from legitimate_small_data_p, and make global. Update use.
2358 Remove forward declaration.
2359 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2361 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2363 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2365 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2366 of scratch intermediates.
2367 (eq<mode>_compare): Same.
2368 (neg_eq0<mode>): New.
2369 (neg_eq<mode>): Convert to define_insn_and_split.
2371 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2374 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2375 stdarg functions, set/clear the fp marker even when no variable
2377 * config/rs6000/sysv4.opt (mprototype): Describe.
2379 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2381 PR rtl-optimization/23478
2382 * regs.h (reg_info): Add throw_calls_crossed.
2383 (REG_N_THROWING_CALLS_CROSSED): Define.
2384 * flow.c (allocate_reg_life_data): Initialize
2385 REG_N_THROWING_CALLS_CROSSED.
2386 (propagate_one_insn, attempt_auto_inc): Update
2387 REG_N_THROWING_CALLS_CROSSED.
2388 * global.c (global_alloc): Don't allocate pseudos across
2389 calls that may throw.
2391 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2394 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2395 value is inbetween the range if we did not find an exact match.
2397 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2399 * doc/invoke.texi (Option Summary): Add ms1 options.
2400 * doc/extend.texi: Document interrupt handler attribute for ms1.
2401 * doc/md.texi: Document ms1 constraints.
2402 * config.gcc: Add ms1-*-elf.
2403 * config/ms1/ms1.h: New.
2404 * config/ms1/ms1.c: New.
2405 * config/ms1/ms1.md: New.
2406 * config/ms1/ms1-protos.h: New.
2407 * config/ms1/ABI.txt: New.
2408 * config/ms1/crti.asm: New.
2409 * config/ms1/crtn.asm: New.
2410 * config/ms1/lib2extra-funcs.c: New.
2411 * config/ms1/t-ms1: New.
2412 * config/ms1/ms1.opt: New.
2414 2005-08-22 Ira Rosen <irar@il.ibm.com>
2416 * config/rs6000/altivec.md (xorv4sf3): New.
2417 (negv4sf2, neg<mode>2): Likewise.
2419 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2422 * config/ia64/ia64.md (divsi3): Check divide by zero.
2423 (udivsi3): Likewise.
2425 (udivdi3): Likewise.
2427 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2429 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2430 up to elem_bitsize bits, not max_bitsize.
2432 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2434 PR tree-optimization/23433
2435 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2436 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2438 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2440 PR tree-optimization/23434
2441 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2442 the iteration bound is not an INTEGER_CST.
2444 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2446 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2447 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2448 NULL if need_epilog_adjust is false.
2449 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2450 Case 3 always peels first itration, not just for PLUS case, and no need
2451 to use scalar_initial_def here. Create an epilog adjustment only if
2452 scalar_initial_def is not NULL.
2454 (vectorizable_reduction): Remove assert.
2456 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2459 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2460 (__moddi3): Likewise.
2461 (__udivdi3): Likewise.
2462 (__umoddi3): Likewise.
2463 (__divsi3): Likewise.
2464 (__modsi3): Likewise.
2465 (__udivsi3): Likewise.
2466 (__umodsi3): Likewise.
2468 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2470 * tree-pass.h (TDF_GRAPH): Define.
2471 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2472 * passes.c (finish_optimization_passes): Only call
2473 finish_graph_dump_file if TDF_GRAPH is set.
2474 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2475 NULL. Set TDF_GRAPH bit.
2476 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2478 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2480 * arm.h (arm_stack_offsets): Add locals_base field.
2481 * arm.c (arm_get_frame_offsets): Compute it.
2482 (thumb_compute_initial_elimination offset): Make the Thumb frame
2483 pointer point to the base of the local variables.
2484 (thumb_expand_prologue): Update accordingly.
2485 (thumb_expand_epilogue): Likewise.
2487 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2488 mode of clobbered scratch to DImode. Handle a case that's known to
2491 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2493 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2494 (gt0<mode>_compare): Delete.
2495 (neg_gt0<mode>): Delete.
2497 2005-08-19 Eric Christopher <echristo@apple.com>
2499 * optabs.h: Change CTI_ to COI_.
2502 2005-08-19 James E Wilson <wilson@specifix.com>
2504 * builtins.c (expand_builtin_return_addr): Set
2505 current_function_accesses_prior_frames when count != 0. Use
2506 frame_pointer_rtx when count == 0.
2507 * function.h (struct function): Add accesses_prior_frames field.
2508 (current_function_accesses_prior_frames): Define.
2509 * reload1.c (init_elim_table): Check
2510 current_function_accesses_prior_frames.
2511 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2513 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2515 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2516 indicator. Return true if the flowgraph changed during
2519 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2522 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2523 conditional expression before testing its value.
2525 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2527 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2529 2005-08-19 Devang Patel <dpatel@apple.com>
2531 PR tree-optimization/23048
2532 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2533 third parameter. Check whether latch is dominated by exit
2535 (if_convertible_loop_p): Supply exit block itself to
2536 if_convertible_bb_p.
2538 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2541 * arm.md (arm_load_pic_register): Change argument to the mask of
2542 saved registers. Call thumb_find_work_register if we need a
2543 scratch register on Thumb.
2544 (arm_expand_prologue): Pass empty register set to
2545 arm_load_pic_register.
2546 (thumb_expand_prologue): Pass live_regs_mask directly to
2547 arm_load_pic_register.
2548 * arm-protos.h (arm_load_pic_register): Update prototype.
2550 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2552 * sh.c (find_sole_member): New function.
2553 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2554 if the record's alignment is larger than the size of its only member.
2556 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2559 * arm.c (thumb_legitimize_reload_address): New function.
2560 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2561 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2563 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2565 * config/crx/crx.c: Implement crx_decompose_address. Reject
2566 symbolic displacements since CRX register relative adressing
2567 mode can't handle unsigned 32-bit values as displacements.
2568 * config/crx/crx.h: Simplify definitions, remove redundant
2569 parenthesis and obsolete macros.
2570 * config/crx/crx.opt: Add new switch for debugging addresses.
2571 * config/crx/crx-protos.h: Add new declarations for above.
2573 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2576 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2579 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2581 * collect2.c (dup2): Delete.
2582 * configure.ac: Don't check for dup2.
2584 * config.in, configure: Regenerate.
2586 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2588 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2589 record with the type of its only member.
2591 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2593 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2594 define_insn_and_split.
2595 (plus_ltu<mode>_compare): Same.
2596 (gtu<mode>_compare): Same.
2597 (plus_gtu<mode>_compare): Same.
2599 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2601 PR tree-optimization/22228
2602 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2604 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2605 are recorded in vect_vnames_to_rename for renaming.
2606 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2607 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2608 in vect_vnames_to_rename.
2609 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2610 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2612 2005-08-18 Jan Hubicka <jh@suse.cz>
2615 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2616 info only for local statics, not for member variables.
2618 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2620 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2622 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2624 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2626 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2629 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2631 2005-08-17 James E Wilson <wilson@specifix.com>
2633 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2636 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2638 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2639 (leu<mode>_compare): Same.
2640 (plus_leu<mode>): Same.
2641 (neg_leu<mode>): Same.
2642 (and_neg_leu<mode): Same.
2643 (ltu<mode>_compare): Same.
2644 (plus_ltu<mode>): Same.
2646 (geu<mode>_compare): Same.
2647 (plus_geu<mode>): Same.
2648 (neg_geu<mode>): Same.
2649 (and_neg_geu<mode>): Same.
2650 (plus_gt<mode>): Same.
2651 (gtu<mode>_compare): Same.
2652 (plus_gtu<mode>): Same.
2654 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2656 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2657 Move call_table_data to end. Delete spurious .text.
2658 (callt_save_all_interrupt): Fix comment typo.
2660 2005-08-17 James E Wilson <wilson@specifix.com>
2661 Kevin Winchester <winchester@amirix.com>
2664 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2666 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2669 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2670 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2672 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2674 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2675 record with the type of its only member if the modes don't match.
2677 * varasm.c (decode_reg_name): Skip empty additional register names.
2679 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2681 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2682 lsm_tmp_name_length): New.
2683 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2684 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2686 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2687 Andreas Krebbel <krebbel1@de.ibm.com>
2689 * config.gcc: Added z9-109 switch.
2690 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2691 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2692 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2693 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2694 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2695 for "z9_109" cpu attribute.
2696 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2697 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2698 (s390_handle_arch_option): Added z9-109 switch.
2699 (override_options): Set respective cost function for z9-109.
2700 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2701 (legitimate_reload_constant_p): Accept extended immediates.
2702 (print_operand): Three new output modifiers added: k, m and o.
2703 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2704 (s390_output_mi_thunk): Use extended immediate when possible.
2705 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2706 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2707 (CONSTRAINT_LEN): Added length of O constraint.
2708 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2709 * config/s390/s390.md ("cpu"): New value z9_109 added.
2710 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2711 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2712 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2713 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2714 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2715 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2716 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2717 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2718 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2719 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2720 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2721 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2722 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2723 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2724 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2726 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2727 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2728 insns for TARGET_EXTIMM.
2730 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2732 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2734 2005-08-17 Nick Clifton <nickc@redhat.com>
2736 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2737 Call default_encode_section_info.
2739 2005-08-17 Steven Bosscher <stevenb@suse.de>
2741 PR tree-optimization/21574
2742 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2743 constant, return CONSTANT.
2744 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2745 (ccp_fold, visit_assignment): Likewise.
2746 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2748 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2750 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2751 fold_buildN instead of buildN then fold_initializer or fold.
2752 (build_unary_op): Likewise.
2753 (build_binary_op): Likewise.
2754 * fold-const.c (fold_initializer): Remove.
2755 (fold_build1_initializer): New function.
2756 (fold_build2_initializer): New function.
2757 (fold_build3_initializer): New function.
2758 * tree.h (fold_initializer): Remove.
2759 (fold_build1_initializer): New function.
2760 (fold_build2_initializer): New function.
2761 (fold_build3_initializer): New function.
2763 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2765 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2766 (try_move_mult_to_index): Call fold_build2 instead of build2.
2767 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2768 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2769 fold_binary_to_constant.
2770 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2772 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2773 check if A == gcd (A, B). Remove TYPE argument.
2774 (analyze_offset) Use fold_build2 instead of fold (build.
2775 (create_data_ref): Likewise.
2776 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2777 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2780 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2782 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2783 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2785 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2788 * gimplify.c (zero_sized_type): New function.
2789 (gimplify_modify_expr_rhs): If we have a zero sized type,
2790 replace the statement with an empty statement.
2792 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2794 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2797 2005-08-16 Ian Lance Taylor <ian@airs.com>
2799 * doc/tm.texi (Label Output): Correct typo.
2801 2005-08-16 Steven Bosscher <stevenb@suse.de>
2804 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2805 force_operand will work later on using have_insn_for.
2807 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2809 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2811 2005-08-16 Ian Lance Taylor <ian@airs.com>
2814 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2815 vector type, don't try to construct it element by element. Add an
2816 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2818 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2820 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2822 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2824 * doc/invoke.texi (Precompiled Headers): Document some more options
2825 which are known to be safe.
2827 2005-08-16 James E Wilson <wilson@specifix.com>
2829 PR tree-optimization/21105
2830 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2831 TREE_OVERFLOW check.
2833 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2835 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2836 (neg_ltu<mode>): Same.
2838 (neg_gtu<mode>): Same.
2840 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2842 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2843 (fold_builtin_isdigit): Use fold_buildN.
2844 (build_function_call_expr): Likewise.
2845 * c-typeck.c (c_finish_loop): Likewise.
2847 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2848 Richard Shann <rshann@superh.com>
2850 PR middle-end/20396:
2851 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2853 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2855 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2857 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2860 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2861 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2864 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2867 * fold-const.c (build_range_check): Disable optimization for function
2868 pointer expressions on targets that require function pointer
2871 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2873 * simplify-rtx.c (simplify_const_relational_operation): When
2874 extracting arguments of a COMPARE, recompute the mode as well.
2876 2005-08-15 Ian Lance Taylor <ian@airs.com>
2878 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2880 2005-08-15 DJ Delorie <dj@redhat.com>
2882 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2884 (movsi_splittable): Allow, but split, moves to the stack.
2885 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2888 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2890 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2891 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2892 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2894 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2895 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2896 Delete HOST_PTR_PRINTF.
2898 * configure, config.in: Regenerate.
2900 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2902 * config/rs6000/rs6000.md (QHSI): New mode macro.
2903 (wd): Extend mode attr for QImode and HImode
2904 (dbits): New mode attr.
2905 (zero_extend<mode>di2): Convert to mode macro.
2907 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2910 * doc/invoke.texi (-mgnu-ld): Update description.
2913 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2916 * Makefile.in (tree-chrec.o): Depends on real.h.
2917 * tree-chrec.c: Include real.h.
2918 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2919 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2920 * tree-scalar-evolution.c (add_to_evolution_1,
2921 interpret_rhs_modify_expr): Ditto.
2923 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2926 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2927 step is negative compute the estimation from init downwards to zero.
2929 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2931 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2933 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2935 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2937 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2938 Accept double-word constants that can be split.
2939 * config/s390/s390.md ("movti"): Use 'P' constraint.
2940 ("*movdi_31", "*movdf_31"): Likewise.
2942 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2944 Fix PR tree-optimization/22615
2946 * tree-ssa-structalias.c (solution_set_add): Handle
2947 first_vi_for_offset returning NULL.
2948 (do_da_constraint): Ditto.
2949 (do_sd_constraint): Ditto.
2950 (do_ds_constraint): Ditto
2951 (find_func_aliases): Ditto.
2952 (build_constraint_graph): RHS is allowed be ANYTHING.
2953 (first_vi_for_offset): Return NULL if we couldn't find anything at
2956 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2958 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2959 over memory as first operand.
2961 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2964 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2965 available for setting it.
2967 2005-08-14 Ira Rosen <irar@il.ibm.com>
2969 PR tree-optimization/23320
2970 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2971 data-refs' types instead of base object nullness. Add check for
2972 pointer type data-refs before first location comparison. Remove
2975 2005-08-14 Andreas Schwab <schwab@suse.de>
2977 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2979 2005-08-13 James E Wilson <wilson@specifix.com>
2981 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2982 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2983 -fstack-protector-all, --param ssp-buffer-size): Document.
2984 (-Wvariadic-macros): Alphabetize.
2985 (-fsched-stalled-insns-dep): Add missing 'f'.
2987 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2990 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2992 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2993 or indirect address operand.
2994 (EXTRA_ADDRESS_CONSTRAINT): New.
2995 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2997 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2999 PR tree-optimization/22236
3000 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3001 successors and predecessors.
3002 * tree-chrec.c (chrec_convert): Before converting, check that
3003 sequences don't wrap.
3004 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3005 (analyze_array): Extern.
3006 (find_data_references_in_loop): Remove call to
3007 compute_estimated_nb_iterations.
3008 * tree-data-ref.h (analyze_array): Declared.
3009 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3010 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3011 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3012 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3014 * tree-ssa-loop-ivcanon.c: Fix documentation.
3015 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3016 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3017 (infer_loop_bounds_from_undefined): New.
3018 (estimate_numbers_of_iterations_loop): Use
3019 infer_loop_bounds_from_undefined.
3020 (used_in_pointer_arithmetic_p): New.
3021 (scev_probably_wraps_p): Pass an extra parameter. Call
3022 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3023 (convert_step): Fix documentation.
3024 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3025 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3026 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3027 scev_probably_wraps_p.
3029 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3031 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3032 (s390_register_info): Ignore clobbered_regs information for fixed
3033 registers, and only fixed registers.
3034 (s390_init_frame_layout): Remove redundant call.
3036 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3038 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3039 description of -Wold-style-casts.
3041 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3042 Jakub Jelinek <jakub@redhat.com>
3044 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3045 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3046 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3047 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3048 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3049 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3050 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3051 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3052 ("stack_protect_set", "stack_protect_test"): New expanders.
3053 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3054 "stack_protect_testdi"): New insn definitions.
3056 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3058 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3060 2005-08-12 Paul Brook <paul@codesourcery.com>
3062 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3064 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3066 * config/s390/predicates.md (setmem_operand): New predicate.
3067 (shift_count_operand): Accept ANDs with special constants as
3069 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3070 with special constants.
3071 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3072 shift_count_operand with setmem_operand.
3074 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3076 * config/s390/s390.c (s390_extract_part, s390_single_part):
3078 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3079 (s390_output_mi_thunk): Don't use lg on 31 bit.
3080 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3081 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3083 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3085 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3086 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3087 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3088 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3089 with one of the new macros.
3091 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3093 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3094 Don't set save_return_addr_p.
3095 (s390_register_info): Make clobbered_regs not depending on
3098 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3100 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3101 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3103 2005-08-11 James E. Wilson <wilson@specifix.com>
3105 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3107 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3109 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3110 locations gathered by var-tracking in single entry loc_list
3111 over loc_descriptor_from_tree.
3113 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3114 pass it down to loc_descriptor.
3115 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3116 (containing_function_has_frame_base): Move earlier in the file.
3117 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3118 instead of always assuming fbreg can't be used.
3120 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3122 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3123 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3124 Accept address wrapped in AND for Altivec.
3125 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3126 Strip AND wrapping offset address for Altivec.
3128 2005-08-11 Richard Henderson <rth@redhat.com>
3131 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3132 before using TYPE_IS_SIZETYPE.
3134 2005-08-11 Richard Henderson <rth@redhat.com>
3137 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3138 insn types not present on ev4.
3139 (alphaev5_insn_pipe): Similarly.
3141 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3144 * arm.c (arm_override_options): If the user has selected callee-super-
3145 interworking, then enable normal interworking.
3147 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3149 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3152 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3154 * doc/rtl.texi: Fix two typos.
3156 2005-08-11 Richard Guenther <rguenther@suse.de>
3159 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3160 cases where we call to/from functions returning void.
3162 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3165 * tree.c (build_pointer_type_for_mode): Robustify.
3167 2005-08-10 James E Wilson <wilson@specifix.com>
3169 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3170 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3172 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3175 2005-08-10 Eric Christopher <echristo@apple.com>
3177 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3178 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3181 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3184 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3185 for the high part when generating dynamic-no-pic code.
3187 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3189 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3190 (x86_64-*-linux*): Likewise.
3192 * config/i386/crtfastmath.c: New file.
3193 * config/i386/t-crtfm: Likewise.
3195 * config/i386/linux.h (ENDFILE_SPEC): New.
3196 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3198 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3201 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3203 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3204 (vec_shl, vec_shr): Document new operations.
3205 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3207 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3209 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3210 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3211 change predicate to indexed_or_indirect_address.
3213 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3215 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3216 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3217 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3218 and __aeabi_uwrite8.
3219 * config/arm/unaligned-funcs.c: New file.
3220 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3222 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3224 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3226 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3227 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3229 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3230 * final.c (pass_shorten_branches): Add dump.
3231 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3232 (pass_life): Rename dump.
3233 (rest_of_handle_flow2): Remove initial verify_flow_info.
3234 * function.c (pass_instantiate_virtual_regs): Add dump.
3235 * integrate.c (pass_initial_value_sets): Add dump.
3236 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3237 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3238 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3239 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3240 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3241 gate_rtl_unrool_and_peel_loops): New.
3242 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3243 rtl_doloop): Do not look at flags.
3244 * mode-switching.c (pass_mode_switching): Add dump.
3245 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3246 pass_split_before_regstack): Add dump.
3247 * regmove.c (pass_stack_adjustments): Add dump.
3248 * tree-optimize.c (pass_fixup_cfg): Add dump.
3250 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3253 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3254 deciding which instruction sequence to use.
3256 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3258 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3259 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3261 2005-08-09 Richard Guenther <rguenther@suse.de>
3263 * c-common.c (builtin_function_2): Remove.
3264 (def_builtin_1): New function.
3265 (c_common_nodes_and_builtins): Use def_builtin_1 to
3266 build builtin functions.
3268 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3270 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3271 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3272 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3275 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3277 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3278 fold_binary instead of fold_build2 since we don't care about the
3280 (loop_niter_by_eval): Likewise.
3281 (compare_trees): Likewise.
3282 (proved_non_wrapping_p): Likewise.
3284 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3288 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3289 if the if is really empty.
3291 2005-08-09 Steven Bosscher <stevenb@suse.de>
3293 PR tree-optimization/23234
3294 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3295 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3296 argument of the new enum.
3297 (execute_cse_reciprocals): Add reciprocals for function arguments
3298 on the unique successor edge of the entry block. Update other calls
3299 to execute_cse_reciprocals_1.
3301 2005-08-08 Richard Henderson <rth@redhat.com>
3304 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3306 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3308 * expr.c (write_complex_part): Return after handling MEM.
3310 2005-08-08 Josh Conner <jconner@apple.com>
3312 PR rtl-optimization/23241
3313 * combine.c (simplify_comparison): Fix error in determining
3314 whether to lift a subreg from comparison.
3316 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3319 * config/rs6000/altivec.md (vec_init<mode>): New.
3320 (vec_set<mode>): New.
3321 (vec_extract<mode>): New.
3322 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3323 (rs6000_expand_vector_set): New.
3324 (rs6000_expand_vector_extract): New.
3325 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3326 for Altivec modes before reload.
3327 (altivec_expand_vec_init_builtin): New.
3328 (get_element_number): New.
3329 (altivec_expand_vec_set_builtin): New.
3330 (altivec_expand_vec_ext_builtin): New.
3331 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3333 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3335 * config/rs6000/rs6000.h (rs6000_builtins): Add
3336 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3337 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3338 * config/rs6000/rs6000-protos.h: Declare new functions.
3340 2005-08-08 Jan Hubicka <jh@suse.cz>
3342 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3343 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3344 * i386.md (movdi*): Use pic_32bit_operand.
3345 * predicates.md (pic_32bit_operand): New.
3347 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3350 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3352 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3354 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3355 (test_for_singularity): Use fold_build2.
3357 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3359 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3361 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3363 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3364 (COMMON_ASM_OP) Define.
3365 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3366 (ix86_encode_section_info): Likewise.
3367 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3368 SUBTARGET_ENCODE_SECTION_INFO.
3370 2005-08-06 Richard Henderson <rth@redhat.com>
3373 * tree-nested.c (convert_local_reference): Save and restore val_only
3374 around component_ref and friends. Clear walk_subtrees by default.
3376 2005-08-06 Peter O'Gorman <peter@pogma.com>
3379 * gcc.c (process_command): Check the argument to -b has a dash.
3380 * doc/invoke.texi: Update -b and -V docs.
3382 2005-08-06 James E Wilson <wilson@specifix.com>
3384 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3386 2005-08-06 Michael Matz <matz@suse.de>
3388 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3389 member only if only one insn is associated with the value.
3391 2005-08-06 Nick Clifton <nickc@redhat.com>
3393 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3395 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3396 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3397 Check symbol flags instead of symbol name mangling.
3398 (xstormy16_asm_output_aligned_common): Likewise. Also
3399 simplify code since the bss100_section cass is the only case
3400 where the below100 code will be triggered.
3401 (xstormy16_encode_section_info): Encode below100 attribute
3402 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3404 (xstormy16_strip_name_encoding): Delete - this function is no
3406 (TARGET_STRIP_NAME_ENCODING): Undefine.
3407 * config/stormy16/stormy16-protos.h: Delete prototype for
3408 xstormy16_strip_name_encoding.
3410 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3412 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3413 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3414 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3415 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3416 config/alpha/predicates.md, config/arc/arc.h,
3417 config/arm/arm.h, config/arm/ieee754-df.S,
3418 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3419 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3420 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3421 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3422 config/m68hc11/m68hc11.h, config/mips/mips.c,
3423 config/mips/mips.h, config/mips/openbsd.h,
3424 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3425 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3426 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3427 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3428 config/sparc/linux.h, config/sparc/linux64.h,
3429 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3430 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3431 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3432 typos. Follow spelling conventions.
3434 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3437 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3438 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3439 specially. Check for side effects only for COND_EXPR.
3440 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3441 return with TREE_NO_WARNING.
3443 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3445 PR rtl-optimization/23233
3446 * loop.c (combine_movables): Require the modes to be the same.
3447 (move_movables): Remove handling of cases where the replacement
3448 had a different mode to the original.
3450 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3452 PR tree-optimization/23128
3453 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3454 subtraction wrap, and set TREE_OVERFLOW if they do.
3456 2005-08-05 Richard Henderson <rth@redhat.com>
3459 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3460 FORCED_LABEL labels.
3462 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3465 * reload.c (find_reloads_subreg_address): Pass down TYPE
3466 unchanged. Change all callers except find_reloads_toplev.
3468 2005-08-05 Michael Matz <matz@suse.de>
3470 * genattrtab.c (current_alternative_string): Remove.
3471 (SIMPLIFY_ALTERNATIVE): Ditto.
3472 (attr_alt_bit_p): Ditto.
3473 (alternative_name): Make const char *.
3474 (evaluate_eq_attr): Remove use of above things.
3475 (simplify_test_exp): Ditto.
3476 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3477 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3479 2005-08-04 James E Wilson <wilson@specifix.com>
3481 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3482 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3483 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3484 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3485 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3487 2005-08-04 Richard Henderson <rth@redhat.com>
3490 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3491 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3492 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3493 if we'd have to instantiate too many members.
3495 2005-08-04 Richard Henderson <rth@redhat.com>
3498 * tree-outof-ssa.c (coalesce_asm_operands): New.
3499 (coalesce_ssa_name): Use it. Split out ...
3500 (coalesce_phi_operands, coalesce_result_decls): ... these.
3502 2005-08-04 Paul Brook <paul@codesourcery.com>
3504 * read-rtl.c (read_quoted_string): Break if EOF.
3506 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3508 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3509 (fold_build2): Likewise.
3510 (fold_build3): Likewise.
3511 (fold_build1_stat): New function prototype.
3512 (fold_build2_stat): Likewise.
3513 (fold_build3_stat): Likewise.
3514 * fold-const.c (fold_build1): Rename to ..
3515 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3516 through to build1_stat.
3517 (fold_build2): Rename to ..
3518 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3519 through to build2_stat.
3520 (fold_build3): Rename to ..
3521 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3522 through to build3_stat.
3524 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3525 Ian Lance Taylor <ian@airs.com>
3527 * function.c (assign_stack_local_1): Do not correct stack slot
3528 address if allocation size is smaller than mode size.
3530 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3533 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3534 (tree_merge_blocks): Propagate anything allowed by
3536 Clarify documentation.
3537 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3538 SSA form, schedule an update if necessary.
3540 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3542 * doc/install.texi (Binaries): Remove broken link to
3543 Sinix/Reliant Unix binaries.
3545 2005-08-03 Richard Henderson <rth@redhat.com>
3548 * function.c (stack_protect_epilogue): Export.
3549 * tree.h (stack_protect_epilogue): Declare.
3550 * calls.c (expand_call): Call it.
3552 2005-08-03 Eric Christopher <echristo@apple.com>
3554 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3555 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3558 2005-08-04 Jan Hubicka <jh@suse.cz>
3560 * profile.c (branch_prob): Split edges with goto locus on them
3561 to get proper line counts.
3562 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3564 2005-08-03 Paul Brook <paul@codesourcery.com>
3566 * function.c (assign_parms): Round current_function_args_size
3567 to PARM_BOUNDARY, not STACK_BOUNDARY.
3569 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3571 * config/i386/i386.c (x86_elf_aligned_common)
3572 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3574 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3576 PR tree-optimization/23157
3577 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3578 before emitting them.
3580 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3582 PR tree-optimization/19899
3583 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3584 * tree-scalar-evolution.c: Include real.h.
3585 (add_to_evolution): Build constant -1 of correct type.
3587 2005-08-03 Jan Hubicka <jh@suse.cz>
3589 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3590 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3591 profile updating for complette unrolling.
3592 * loop-unroll.c (peel_loop_completely): Use it.
3593 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3594 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3597 2005-08-03 Paul Brook <paul@codesourcery.com>
3599 * combine.c (can_change_dest_mode): New function.
3600 (try_combine, simplify_set): Use it.
3602 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3604 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3607 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3609 * doc/install.texi (Specific): Adjust link to openavr.org.
3610 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3611 (Binaries): Adjust HP-UX Porting Center link.
3612 (Binaries): Adjust Free Software Foundation ordering link.
3614 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3616 * convert.c (convert_to_integer): Use fold_build1 instead of
3617 build1 when converting an integer to an integer.
3619 2005-08-02 Richard Henderson <rth@redhat.com>
3621 * combine.c (combine_instructions): Don't use reg_equal/equiv
3622 results if the mode doesn't match.
3624 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3626 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3627 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3629 2005-08-02 Richard Henderson <rth@redhat.com>
3632 * explow.c (memory_address): Remove special-case for
3633 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3635 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3638 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3639 number of calls to cleanup_tree_cfg_1.
3641 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3643 * doc/invoke.texi: document file extensions .F90 and .F95
3645 2005-08-02 Richard Guenther <rguenther@suse.de>
3647 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3648 positive if its first argument is positive.
3650 2005-08-02 Richard Guenther <rguenther@suse.de>
3652 PR tree-optimization/23177
3653 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3656 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3658 PR tree-optimization/23129
3659 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3660 varying for divisions with anti-ranges.
3662 2005-08-02 Jan Hubicka <jh@suse.cz>
3664 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3665 * tree-ssa-threadupdate.c (thread_block): Add it here.
3667 2005-08-01 James E Wilson <wilson@specifix.com>
3669 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3670 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3671 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3673 * config/mips/predicates.md (const_call_insn_operand): Add check for
3674 SYMBOL_REF_LONG_CALL_P.
3675 * doc/extend.texi (long_call): Document the new attribute.
3677 2005-08-01 Ian Lance Taylor <ian@airs.com>
3678 Richard Henderson <rth@redhat.com>
3680 * Makefile.in (RTL_BASE_H): Add real.h.
3681 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3683 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3685 * rtl.c (rtl_check_failed_code_mode): New.
3686 * rtl.h (struct rtx_def): Add u.rv.
3687 (XCMWINT, XCNMPRV): New.
3688 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3689 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3691 2005-08-01 Richard Henderson <rth@redhat.com>
3693 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3694 with auto-inc codes.
3696 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3698 2005-08-01 Jan Hubicka <jh@suse.cz>
3700 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3701 * i386.c: Include dwarf2.h
3702 (asm_preferred_eh_data_format): New.
3703 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3705 2005-08-01 Ian Lance Taylor <ian@airs.com>
3707 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3708 randomize_va_space for virtual address randomization control.
3710 2005-08-01 Steven Bosscher <stevenb@suse.de>
3712 * common.opt (flag_ipa_cp): Put in right place to maintain
3715 2005-08-01 Jan Hubicka <jh@suse.cz>
3717 * profile.c (compute_value_histograms): Fix thinko.
3718 * value-prof.c: Include toplev.h
3719 (check_counter): New function.
3720 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3721 tree_mod_subtract_transform): Add sanity check.
3723 2005-08-01 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/23133
3726 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3727 current functions parameter decls to find defs to cse
3730 2005-08-01 Richard Guenther <rguenther@suse.de>
3732 PR tree-optimization/23109
3733 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3734 If trapping math is in effect, use post-dominator information
3735 to check if we'd in any case reach a trapping point before
3736 doing the reciprocal insertion.
3737 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3738 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3739 expressions are invariant only if trapping math is not in effect.
3741 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3743 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3744 cgraph_function_versioning): New declarations.
3745 * cgraphunit.c: Add include to ipa-prop.h.
3746 (update_call_expr, cgraph_copy_node_for_versioning,
3747 cgraph_function_versioning): New functions.
3748 * integrate.c (copy_decl_for_inlining): Remove.
3749 * ipa-prop.h (ipa_replace_map): New struct.
3750 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3751 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3752 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3753 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3754 ipcp_iterate_stage, ipcp_method_scale_print,
3755 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3756 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3757 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3758 ipcp_update_bb_counts, ipcp_update_profiling,
3759 ipcp_update_edges_counts): New functions.
3760 (ipcp_method_cval_init): Remove restriction regarding local methods.
3761 (ipcp_init_stage): Add ipcp_method_compute_scale.
3762 (ipcp_insert_stage): Add versioning.
3763 (ipcp_structures_print): Add ipcp_method_scale_print.
3764 (ipcp_driver): Dump profiling info.
3765 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3766 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3767 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3768 (struct inline_data): Add versioning_p, ipa_info, new fields.
3769 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3770 declare_return_variable): Replace calls to copy_decl_for_inlining with
3772 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3774 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3775 Add argument VERSIONING.
3776 (copy_arguments_for_versioning, copy_static_chain,
3777 function_versionable_p, tree_versionable_function_p,
3778 tree_function_versioning, replace_ref_tree): New functions.
3779 * tree-inline.h: Include varray.h.
3780 (tree_versionable_function_p, tree_function_versioning,
3781 tree copy_decl_for_dup): New declarations.
3783 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3785 * ipa-cp.c: New file. Contains IPCP specific functionality.
3786 * ipa-prop.h: New file. Contains structures/definitions that can be
3787 used by several interprocedural data flow optimizations (and also IPCP).
3788 * ipa-prop.c: New file.
3789 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3790 * common.opt: Add ipa-cp flag.
3791 * timevar.def: Add IPCP optimization.
3792 * tree-optimize.c (init_tree_optimization_passes): Schedule
3794 * tree-pass.h (pass_ipa_cp): Declare.
3796 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3798 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3799 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3800 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3801 config/i386/i386.c, config/mips/mips.h,
3802 config/rs6000/rs6000.h, config/sh/sh.c,
3803 config/stormy16/stormy16.c: Fix comment typos.
3805 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3808 * c-typeck.c (build_binary_op): Use common_type wrapper on
3810 (common_type): Update comment.
3812 2005-07-31 Steven Bosscher <stevenb@suse.de>
3815 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3816 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3817 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3819 2005-07-31 Jan Hubicka <jh@suse.cz>
3821 * pretty-print.h (pp_widest_integer): New macro.
3822 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3825 2005-07-31 Jan Hubicka <jh@suse.cz>
3827 * output.h (enum section_category): Export from varasm.c
3828 (categorize_decl_for_section): Likewise.
3829 * varasm.c (enum section_category): Kill.
3830 (categorize_decl_for_section): Make global.
3831 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3833 * i386.c (ix86_section_threshold): New static variable.
3834 (ix86_in_large_data_p, ix86_encode_section_info,
3835 x86_64_elf_unique_section,
3836 x86_64_elf_select_section): New functions.
3837 (TARGET_ENCODE_SECTION_INFO): Define
3838 (override_options): Enable medium model for PIC.
3839 (ix86_expand_prologue): Expand gen_set_got_rex64.
3840 (legitimate_constant_p): Handle new UNSPECs.
3841 (legitimate_pic_address_disp_p): Likewise.
3842 (legitimize_pic_address): Lower MEDIUM model addressing.
3843 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3844 (enum cmodel): Add MEDIUM_PIC.
3845 (SYMBOL_REF_FAR_ADDR_P): New macro.
3846 (SYMBOL_FLAG_FAR_ADDR): New flag.
3847 * i386.md (movdi): Support medium model.
3848 (set_got_rex64): New pattern.
3849 * i386.opt (mlarge-data-threshold): New flag.
3850 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3851 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3852 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3853 TARGET_ASM_UNIQUE_SECTION): New.
3855 * invoke.texi (-mlarge_data_threshold): Document
3857 2005-07-31 Jan Hubicka <jh@suse.cz>
3859 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3860 (coalesce_vars): Likewise.
3861 * tree-ssa-live.c (coalesce_cost): New.
3862 (build_tree_conflict_graph): Use coalesce_cost.
3863 * tree-ssa-live.h (coalesce_cost): Declare.
3865 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3867 * arm.md (all peepholes for post-increment operations): Delete.
3868 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3869 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3870 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3871 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3872 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3874 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3876 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3879 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3882 * doc/invoke.texi: Document -rdynamic.
3884 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3887 * c-parser.c (c_parser_parms_list_declarator): Call
3888 mark_forward_parm_decls.
3889 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3890 decls with visibility structure.
3892 2005-07-30 Paul Brook <paul@codesourcery.com>
3894 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3896 2005-07-30 Paul Brook <paul@codesourcery.com>
3898 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3900 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3902 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3904 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3907 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3908 nested function declarators.
3909 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3910 (grokparms): Call warn_if_shadowing for parameters used within the
3912 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3913 not used within the parameter list.
3914 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3916 2005-07-30 Jan Hubicka <jh@suse.cz>
3918 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3919 * i386.c (ix86_fixup_binary_operands): Likewise.
3920 (ix86_expand_unary_operator): Likewise.
3921 (ix86_expand_fp_absneg_operator): Likewise.
3922 * optabs.c (expand_vec_cond_expr): Validate dest.
3924 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3927 * real.c (real_from_string): Also set last bit if there is a
3928 nonzero hex digit beyond GCC's internal precision after ".".
3930 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3932 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3933 define_constants. Change duplicate values to unassigned numbers.
3934 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3935 (*altivec_vspltsf): New.
3936 (altivec_vperm_v4sf): Delete.
3937 (altivec_vperm_<mode>): Use mode macro V.
3938 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3939 (altivec_predicate_v4sf): Delete.
3940 (altivec_predicate_<mode>): Use mode macro V.
3941 (*altivec_lvesfx): New.
3942 (*altivec_stvesfx): New.
3943 (vec_realign_load_v4sf): Delete.
3944 (vec_realign_load_<mode>): Use mode macro V.
3945 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3948 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3951 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3953 * configure: Regenerated.
3955 2005-07-29 Paul Brook <paul@codesourcery.com>
3957 * doc/install.texi: Add link to GFortran binaries wiki page.
3959 2005-07-29 David Ung <davidu@mips.com>
3961 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3962 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3963 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3964 * config/mips/mips.md (cpu): Add 5kf name.
3965 (includes): Includes 5k.md.
3966 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3967 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3970 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3973 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3974 (cleanup_tree_cfg): ... here.
3975 Call cleanup_tree_cfg_1 until there are no more cleanups to
3978 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3980 * tree-vrp.c (compare_range_with_value): Return true or false
3981 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3982 EQ_EXPR respectively.
3984 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3986 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3989 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3991 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3992 (tree_ssa_dominator_optimize): Increment it.
3993 (dump_dominator_optimization_stats): Print it.
3995 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3996 Steven Bosscher <stevenb@suse.de>
3998 PR rtl-optimization/23117
3999 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4000 when head == tail. Tidy comment.
4002 2005-07-28 Richard Henderson <rth@redhat.com>
4004 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4005 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4006 * jump.c (rtx_renumbered_equal_p): Likewise.
4007 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4008 CONST_INT and CONST_DOUBLE.
4009 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4010 * reload.c (operands_match_p): Special case CONST_INT and
4011 CONST_DOUBLE; check mode earlier.
4013 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4016 * c-typeck.c (convert_for_assignment): Do not check
4017 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4019 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4022 * c-typeck.c (composite_type): Prefer constant size arrays to
4025 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4028 * real.c (real_from_string): Set last bit if there is a nonzero
4029 hex digit beyond GCC's internal precision.
4031 2005-07-28 Richard Henderson <rth@redhat.com>
4034 * cfgcleanup.c (try_forward_edges): Watch out for end of
4037 2005-07-28 James E Wilson <wilson@specifixinc.com>
4040 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4042 2005-07-28 Jan Hubicka <jh@suse.cz>
4044 * Makefile.in (rtl-profile.o): Kill all traces of it.
4045 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4046 * coverage.h (rtl_coverage_counter_ref): Kill.
4047 * opts.c (flag_speculative_prefetching_set): Kill.
4048 (flag_loop_optimize_set): New.
4049 (common_handle_option): Disable loop optimizer when profiling;
4050 do not handle speculative prefetching.
4051 * passes.c (init_optimization_passes): Replace pass_profiling combo
4052 by branch_prob pass.
4053 * profile.c (compute_value_histograms): Update for simplified value
4055 (rtl_register_profile_hooks): Kill.
4056 (pass_profiling): Kill.
4057 (rest_of_handle_branch_prob): Do not profile.
4058 * toplev.c (process_options): Remove speculative prefetching.
4059 * toplev.h (flag_tree_based_profiling): Kill.
4060 * tree-profile.c (prepare_instrumented_value,
4061 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4062 tree_gen_one_value_profiler, do_tree_profiling): Update for
4063 simplified datastructures.
4064 * value-prof.c: Add comment that speculative prefetching was dropped;
4065 update rest of file for simplified datastructures.
4066 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4067 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4068 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4069 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4070 rtl_mod_subtract, gen_speculative_prefetch,
4071 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4072 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4073 (gate_handle_value_profile_transformations,
4074 rest_of_handle_value_profile_transformations,
4075 pass_value_profile_transformations): Kill.
4076 * value-prof.h (histogram_value_t): Remove IL based unions.
4077 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4078 rtl_profile_hooks): Remove hooks.
4080 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4082 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4083 (cgraph_clone_node): Likewise.
4084 * cgraph.h (cgraph_clone_edge): Update prototype.
4085 (cgraph_clone_node): Likewise.
4086 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4088 (lookup_recursive_calls): Consider profile.
4089 (cgraph_decide_recursive_inlining): Fix updating; use new
4090 probability argument; use profile.
4091 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4092 * tree-inline.c (copy_bb): Update clal of clone_edge.
4093 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4095 * invoke.texi (min-inline-recursive-probability): Document.
4097 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4099 * doc/install.texi (Configuration): Update Valgrind homepage.
4101 2005-07-28 Richard Henderson <rth@redhat.com>
4104 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4105 labels we want to delete.
4106 (cfg_layout_merge_blocks): Likewise.
4108 2005-07-28 Richard Henderson <rth@redhat.com>
4111 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4112 when expanding to nothing.
4114 2005-07-28 Josh Conner <jconner@apple.com>
4116 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4117 (cgraph_decide_inlining_of_small_functions): Likewise.
4119 2005-07-28 Josh Conner <jconner@apple.com>
4121 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4122 direction of badness if negative.
4123 (cgraph_default_inline_p): Add reason to parameters, and assign it
4125 (cgraph_decide_inlining_of_small_functions): New parameter in call
4126 to cgraph_default_inline_p.
4127 (cgraph_decide_inlining_incrementally): Likewise.
4128 * cgraphunit.c (decide_is_function_needed): Likewise.
4129 * cgraph.h (cgraph_default_inline_p): Likewise.
4131 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4133 * builtins.c: Fix comment typo(s).
4134 * genautomata.c: Likewise.
4135 * gimplify.c: Likewise.
4136 * tree-dfa.c: Likewise.
4137 * tree-flow-inline.h: Likewise.
4138 * tree-into-ssa.c: Likewise.
4139 * tree-ssa-alias.c: Likewise.
4140 * tree-ssa-ccp.c: Likewise.
4141 * tree-ssa-copy.c: Likewise.
4142 * tree-ssa-dce.c: Likewise.
4143 * tree-ssa-dom.c: Likewise.
4144 * tree-ssa-operands.c: Likewise.
4145 * tree-tailcall.c: Likewise.
4146 * tree-vectorizer.c: Likewise.
4147 * tree-vrp.c: Likewise.
4150 2005-07-28 Jeff Law <law@redhat.com>
4152 * tree-vrp.c (test_for_singularity): Extracted from ...
4153 (simplify_cond_using_ranges): Attempt to simplify a relational
4154 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4156 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4158 PR tree-optimization/22506
4159 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4160 phis whose argument is constant.
4162 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4164 PR rtl-optimization/18992
4165 Back out this patch:
4166 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4167 PR optimization/12142
4168 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4169 uses of the register in the SET_SRC. Remove unnecessary argument.
4171 Replace it with this:
4172 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4173 if flag_non_call_exceptions is set and the insn may trap, pass
4174 pc_rtx as dest for recursion.
4175 In SET_SRC part of SET case, if dest is already set, pass it down
4178 2005-07-28 Jan Hubicka <jh@suse.cz>
4180 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4181 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4182 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4184 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4185 profile when available.
4187 2005-07-28 Jan Beulich <jbeulich@novell.com>
4189 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4190 (ia64_print_operand): Describe and handle 'X'.
4191 (ia64_register_move_cost): Also handle FP_REGS.
4192 (ia64_preferred_reload_class): Likewise.
4193 (ia64_secondary_reload_class): Likewise.
4194 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4195 it. Also check for ITANIUM_CLASS_FLDP.
4196 * config/ia64/ia64.h (FP_REGNO_P): New.
4197 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4198 (reg_class): Add FP_REGS.
4199 (REG_CLASS_NAMES): Adjust for it.
4200 (REG_CLASS_CONTENTS): Likewise.
4201 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4202 (REG_CLASS_FROM_LETTER): Handle 'x'.
4203 (CLASS_MAX_NREGS): Handle FP_REGS.
4204 (MEMORY_MOVE_COST): Likewise.
4205 * config/ia64/ia64.md (itanium_class): Add fldp.
4206 (type): Handle fldp.
4207 (movti_internal): More allowable operand combinations. Use ldfp8 when
4208 splitting unnecessary. Remove predicable attribute. Adjust
4209 itanium_class attribute.
4210 (smuldi3_highpart): Remove outdated comment.
4211 (mulditi3, umulditi3, rotlti3): New expanders.
4212 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4213 (absti2): Disabled new insn for future reference.
4214 Respective new splitters.
4215 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4216 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4217 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4219 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4221 PR rtl-optimization/23047
4222 * simplify-rtx.c (simplify_const_relational_operation): Respect
4223 flag_wrapv for comparisons with ABS.
4225 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4227 PR tree-optimization/22493
4228 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4229 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4231 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4233 * config/frv/frv.opt (moptimize-membar): New.
4235 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4237 * config/frv/frv.h: Remove machine_function definition.
4239 * config/frv/frv.c (struct frv_io): New.
4240 (struct machine_function): Moved from frv.h. Add has_membar_p.
4241 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4242 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4243 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4244 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4245 (frv_reorg): Call frv_optimize_membar when appropriate.
4246 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4247 (frv_expand_builtin): Adjust calls accordingly.
4248 (frv_io_address_cookie): New function.
4249 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4250 load or store rather than a special insn. Add ccnstant address and
4251 io-type operands to the membar.
4252 (frv_ifcvt_modify_tests): Unsign regno.
4253 (frv_ifcvt_modify_tests): Same.
4255 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4256 UNSPEC_OPTIONAL_MEMBAR constant.
4257 (builtin_read_<mode>): Delete.
4258 (builtin_write_<mode>): Delete.
4259 ("optional_membar_<mode>"): Add operand.
4261 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4262 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4263 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4264 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4265 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4266 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4267 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4268 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4269 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4271 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4273 * df.c (df_uses_record): Handle SCRATCH.
4275 2005-07-28 Steven Bosscher <stevenb@suse.de>
4278 * passes.c (rest_of_decl_compilation): If decl is a type and
4279 we have encountered errors, don't emit debug information.
4281 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4283 * params.def: Fixed comment.
4285 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4288 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4289 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4290 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4292 2005-07-27 Steven Bosscher <stevenb@suse.de>
4295 * varasm.c (assemble_start_function): Don't do anything that may
4296 require a CFG if the current function is a thunk.
4298 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4300 * doc/install.texi (Prerequisites): Mention that perl is needed
4301 to do export control in libstdc++ targetting Darwin.
4303 2005-07-27 Steven Bosscher <stevenb@suse.de>
4305 PR rtl-optimization/17808
4306 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4307 (sched_insns_conditions_mutex_p): Split out from...
4308 (add_dependence): ...here. But don't call it from here.
4309 (add_dependence_list): Check sched_insns_conditions_mutex_p
4310 before calling add_dependence.
4311 (add_dependence_list_and_free): Likewise.
4312 (fixup_sched_groups): Likewise.
4313 (sched_analyze_1): Likewise.
4314 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4315 (sched_analyze): Likewise.
4316 (sched_analyze_insn): Likewise.
4317 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4318 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4319 dependencies on all COND_EXEC insns to jumps ending basic blocks
4320 when doing intrablock scheduling.
4321 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4323 2005-07-27 Jeff Law <law@redhat.com>
4325 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4326 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4327 equivalency sets, correctly handle the case were vr0 has an
4328 equivalency set, but vr1 does not.
4330 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4332 PR tree-optimization/23073
4333 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4334 vect_print_dump_info before fprintf.
4336 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4338 PR tree-optimize/22348
4339 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4340 Fold the partial computation.
4342 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4344 PR tree-optimization/22325
4345 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4347 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4349 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4350 (force_var_cost): ... this function.
4351 (compute_phi_arg_on_exit): Export.
4353 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4355 PR tree-optimization/20773
4356 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4359 2005-07-27 Richard Guenther <rguenther@suse.de>
4361 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4362 Avoid pushing again if current struct contains only
4363 fields we decomposed.
4365 2005-07-27 Jan Hubicka <jh@suse.cz>
4367 PR tree-optimization/22574
4368 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4371 * tree-tailcall.c (decrease_profile): New function.
4372 (eliminate_tail_call): Use it.
4374 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4375 visibility flags correctly in whole program mode.
4377 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4379 PR rtl-optimization/22472
4380 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4382 2005-07-26 Steven Bosscher <stevenb@suse.de>
4384 PR tree-optimization/22504
4385 * tree-complex.c (expand_complex_addition): Use 'code' instead
4386 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4388 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4390 * config.gcc (cpu_type): Add frv case.
4391 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4392 (supported_defaults): Add fr550 case.
4394 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4397 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4398 whether a pointer of type T * may point to objects of type T *.
4400 2005-07-26 DJ Delorie <dj@redhat.com>
4402 * configure: Regenerate.
4404 2005-07-26 Dale Johannesen <dalej@apple.com>
4406 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4408 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4410 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4411 Clarify use of "build" in name.
4413 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4415 * doc/extend.texi (Raw read/write Functions): New section.
4416 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4417 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4418 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4419 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4420 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4421 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4422 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4423 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4424 * config/frv/frv.c: Add bdesc_loads global.
4425 Add bdesc_stores global.
4426 (frv_init_builtins): Add support for __builtin_{read/write}*.
4427 (frv_volatile_memref): New.
4428 (frv_expand_load_builtin): New.
4429 (frv_expand_store_builtin): New.
4430 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4431 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4432 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4433 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4434 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4435 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4436 (builtin_read_<mode>): New.
4437 (builtin_write_<mode>): New.
4438 (builtin_write64): New.
4439 (optional_membar_<mode>): New.
4441 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4443 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4444 (rather than units) against HOST_BITS_PER_WIDE_INT.
4446 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4448 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4449 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4450 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4451 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4454 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4455 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4456 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4458 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4460 2005-07-26 Richard Guenther <rguenther@suse.de>
4462 PR tree-optimization/22486
4463 * fold-const.c (fold_unary): Fold away useless component
4464 references of the form (T *)&T.x, if the address
4467 2005-07-25 James E Wilson <wilson@specifixinc.com>
4469 * dwarf2out.c (add_call_src_coords_attributes): New.
4470 (gen_inlined_subroutine_die): Call it.
4471 (maybe_emit_file, init_file_table): Add comments.
4472 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4474 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4475 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4476 * tree.h (BLOCK_SOURCE_LOCATION): New.
4477 (struct tree_block): New field locus.
4479 2005-07-26 Andreas Schwab <schwab@suse.de>
4481 PR rtl-optimization/23043
4482 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4483 when allocating a struct unoccr.
4485 2005-07-25 Richard Henderson <rth@redhat.com>
4488 * tree-complex.c (gate_no_optimization): True if errors.
4489 * Makefile.in (tree-complex.o): Update dependencies.
4491 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4493 * config/frv/predicates.md (integer_register_operand): Use
4496 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4499 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4501 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4503 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4505 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4506 types when flag_unsafe_math_optimizations is true.
4508 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4510 * gcc.c (option_map): Add --sysroot.
4511 (process_command): Handle --sysroot.
4512 (display_help): Document it.
4513 * doc/cppopts.tex (-isysroot): Document.
4514 * doc/invoke.texi (--sysroot): Document.
4515 * doc/install.texi (--with-build-sysroot): Document.
4517 * Makefile.in (inhibit_libc): New variable.
4518 (INHIBIT_LIBC_CFLAGS): Likewise.
4519 (LIBGCC2_CFLAGS): Include
4520 $(INHIBIT_LIBC_CFLAGS).
4521 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4522 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4523 ($(T)crtend.o): Likewise.
4524 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4525 ($(T)crtendS.o): Likewise.
4526 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4527 ($(T)crtendT.o): Likewise.
4528 (stmp-fixinc): Do not complain about missing headers if
4530 * configure.ac (inhibit_libc): Set it to true/false.
4531 (--with-build-sysroot): New option. Use it to set
4533 * configure: Regenerated.
4535 2005-07-25 Manfred Hollstein <mh@suse.com>
4537 * calls.c (store_one_arg): Fix unsigned comparison warning.
4539 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4542 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4543 (ggc_print_statistics): Initialize variable before use.
4545 2005-07-25 Richard Guenther <rguenther@suse.de>
4547 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4548 calling with a PHI_NODE argument.
4550 * tree-flow-inline.h (overlap_subvar): Protect against
4553 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4555 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4556 * configure: Regenerate.
4558 2005-07-25 Ira Rosen <irar@il.ibm.com>
4560 * expr.c (highest_pow2_factor): Make extern.
4561 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4562 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4563 record_array_differ_p, array_ptr_differ_p): Likewise.
4564 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4565 additional cases. Call the above functions.
4566 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4567 base_object_differ_p when there are two base objects. Otherwise, compare
4568 base address and offset. Call may_alias_p.
4569 (dump_data_reference): Use a correct field name.
4570 (analyze_array): Make static. Initialize new data-ref fields.
4571 (analyze_indirect_ref): New function.
4572 (init_data_ref): Initialize new data-ref fields.
4573 (strip_conversion): Moved from tree-vect-analyze.c.
4574 (analyze_offset_expr, get_ptr_offset, address_analysis,
4575 object_analysis): Likewise.
4576 (analyze_offset): New function.
4577 (create_data_ref): Likewise.
4578 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4579 dimensions for ARRAY_REFs only.
4580 (build_classic_dist_vector): Make static.
4581 (access_functions_are_affine_or_constant_p): Call macro to get the
4582 address of access functions.
4583 (compute_all_dependences): Add new parameter
4584 compute_self_and_read_read_dependences. Compute self and read-read
4585 dependences if it is true.
4586 (find_data_references_in_loop): Call create_data_ref. Initialize new
4588 (compute_data_dependences_for_loop): Add new parameter
4589 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4590 compute nb_loops. Call compute_all_dependences,
4591 build_classic_dist_vector and build_classic_dir_vector with correct
4593 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4594 with correct parameters. Compare dimensions for ARRAY_REFs only.
4595 (free_data_refs): Call macro to free access functions.
4596 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4597 fields from stmt_vinfo.
4598 (struct base_object_info): New structure.
4599 (struct data_reference): Move fields to base_object_info. Add fields
4600 first_location and object_info for above structures. Move fields from
4601 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4602 aligned_to. Add macros to access the new fields.
4603 Update functions declarations.
4604 * tree-flow.h (is_aliased_with): Declare.
4605 * tree-loop-linear.c (linear_transform_loops): Call
4606 compute_data_dependences_for_loop with correct parameters.
4607 * tree-ssa-alias.c (is_aliased_with): New function.
4608 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4609 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4610 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4611 vect_base_addr_differ_p, compute_subscript_distance and
4612 build_classic_dist_vector. Add printings. Check absolute value of
4614 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4616 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4617 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4618 to bytes. Add printing.
4619 (vect_compute_data_refs_alignment): Go through loads and stores in one
4621 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4622 vect_analyze_data_ref_access): Likewise.
4623 (vect_analyze_pointer_ref_access): Remove.
4624 (vect_address_analysis, vect_object_analysis): Likewise.
4625 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4626 and analyze data-refs in the loop.
4627 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4628 fields of data-ref instead of stmt. Add init to the offset from the
4630 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4631 (vect_update_init_of_dr): Likewise.
4632 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4633 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4635 (new_loop_vec_info): Initialize new fields.
4636 (destroy_loop_vec_info): Free new fields.
4637 (vect_strip_conversion): Remove.
4638 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4639 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4640 datarefs. Add new field ddrs.
4641 Add macros for the new fields access.
4642 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4643 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4644 Remove their macros.
4645 * tree.h (highest_pow2_factor): Declare.
4647 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4649 * calls.c (store_one_arg): Check for sibling call MEM arguments
4650 from already clobbered incoming argument area.
4652 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4654 * c-common.c (check_missing_format_attribute): New.
4655 * c-common.h (check_missing_format_attribute): Likewise.
4656 * c-typeck.c (convert_for_assignment): Use it.
4658 2005-07-24 Andreas Schwab <schwab@suse.de>
4660 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4661 register use a word move. Correct operand of ext.w in 68000 code.
4663 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4665 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4666 variables as declarations, rather than definitions.
4668 2005-07-24 Ira Rosen <irar@il.ibm.com>
4670 PR tree-optimization/22526
4671 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4674 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4676 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4677 that C99 reserve for future use. Use it to define clog10,
4678 clog10f and clog10l.
4680 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4682 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4683 * configure.ac: Check for -Wmissing-format-attribute.
4685 * configure: Regenerate.
4687 2005-07-23 Richard Henderson <rth@redhat.com>
4689 PR tree-optimization/22623
4690 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4692 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4695 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4697 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4699 * Makefile.in (C_TREE_H): Update dependencies.
4700 * c-tree.h: Include toplev.h.
4701 * diagnostic.h (diagnostic_set_info): Add format attribute.
4702 * rtl-error.c (diagnostic_for_asm): Likewise.
4704 2005-07-23 Chao-ying Fu <fu@mips.com>
4706 * config/mips/mips-dsp.md: New file.
4707 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4708 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4710 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4711 MIPS_BUILTIN_BPOSGE32.
4712 (mips_expand_builtin_direct): Add one parameter to indicate that
4713 builtin functions need to return a value.
4714 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4716 (mips_regno_to_class): Add classes for 12 new DSP registers.
4717 (mips_subword): Change to check four HI registers.
4718 (mips_output_move): Output move to and from 6 new DSP accumulators.
4719 (override_options): Make sure -mdsp and -mips16 are not used together.
4720 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4722 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4724 (print_operand): Add 'q' for printing DSP accumulators.
4725 (mips_cannot_change_mode_class): Check ACC_REGS.
4726 (mips_secondary_reload_class): Check ACC_REGS.
4727 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4728 (mips_register_move_cost): Check ACC_REGS.
4729 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4730 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4731 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4732 (dsp_bdesc): New array.
4733 (bdesc_arrays): Add DSP builtin function table.
4734 (mips_prepare_builtin_arg): Check predicate again after
4736 (mips_expand_builtin): Add one more parameter to
4737 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4738 MIPS_BUILTIN_BPOSGE32.
4739 (mips_init_builtins): Initialize new function types.
4740 (mips_expand_builtin_direct): Check if builtin functions need to
4741 return a value and pass operands properly.
4742 (mips_expand_builtin_bposge): New function.
4743 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4744 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4745 (FIRST_PSEUDO_REGISTER): Increase to 188.
4746 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4747 Update for 12 new DSP registers.
4748 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4749 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4750 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4751 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4752 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4753 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4754 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4755 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4756 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4757 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4758 (REGISTER_NAMES): Add names for 12 new DSP registers.
4759 * config/mips/mips.md: Include mips-dsp.md.
4760 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4761 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4762 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4763 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4764 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4765 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4766 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4767 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4768 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4769 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4770 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4771 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4772 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4773 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4774 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4775 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4776 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4777 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4778 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4779 (UNSPEC_RDDSP): New constants.
4780 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4781 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4783 * config/mips/mips.opt (-mdsp): New option.
4784 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4785 (reg_imm10_operand): New predicates.
4786 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4787 * doc/invoke.texi (-mdsp): Document new option.
4789 2005-07-22 DJ Delorie <dj@redhat.com>
4791 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4793 * tree-inline.c (inlinable_function_p): Likewise.
4795 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4798 * toplev.c (check_global_declarations): Do not mark undefined
4799 variables as DECL_IGNORED_P.
4800 * varasm.c (first_global_object_name): GTY it.
4801 (weak_global_object_name): Likewise.
4802 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4803 a string to go into {weak,first}_global_object_name.
4805 2005-07-22 DJ Delorie <dj@redhat.com>
4807 * c-format.c (check_function_format): Change warning control
4808 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4810 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4812 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4813 &PTR->FLD a dereference of PTR.
4814 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4815 a potential dereference of PTR.
4817 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4819 PR rtl-optimization/20370
4820 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4821 call allocate_reg_info if necessary.
4823 PR rtl-optimization/21848
4824 * calls.c (emit_library_call_value_1): For const functions, add
4825 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4827 PR rtl-optimization/22445
4828 * cselib.c (target.h): Include.
4829 (rtx_equal_for_cselib_p): Allow commutative matches.
4830 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4831 Remove MODE parameter. Changed all callers.
4833 PR rtl-optimization/22258
4834 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4836 (try_combine): Use likely_spilled_retval_p.
4838 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4840 * config.gcc: Add crx-elf support.
4842 * doc/contrib.texi: Mention crx.
4843 * doc/extend.texi: Document crx extensions.
4844 * doc/install.texi: Document crx install.
4845 * doc/invoke.texi: Document crx options.
4846 * doc/md.texi: Document crx constraints.
4848 * config/crx/crx-protos.h: New file.
4849 * config/crx/crx.c: New file.
4850 * config/crx/crx.h: New file.
4851 * config/crx/crx.md: New file.
4852 * config/crx/crx.opt: New file.
4853 * config/crx/t-crx: New file.
4855 2005-07-22 Manfred Hollstein <mh@suse.com>
4857 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4859 (int_add_graph_edge): Likewise.
4860 (collapse_nodes): Likewise.
4861 (process_unification_queue): Likewise.
4863 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4864 Laurent GUERBY <laurent@guerby.net>
4866 PR tree-optimization/22336
4867 * function.c (record_block_change): Check for
4868 cfun->ib_boundaries_block.
4870 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4872 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4873 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4875 2005-07-21 DJ Delorie <dj@redhat.com>
4877 * toplev.c (warn_deprecated_use): Add warning control to warning
4879 * c-typeck.c (parser_build_binary_op): Likewise.
4880 (c_finish_if_stmt): Likewise.
4881 * c-common.c (check_function_sentinel): Likewise.
4882 (check_nonnull_arg): Likewise.
4884 2005-07-21 Richard Henderson <rth@redhat.com>
4887 * tree-complex.c (complex_ssa_name_components): New.
4888 (cvc_lookup): Allow entry not found.
4889 (create_components): Remove.
4890 (create_one_component_var, get_component_var): New.
4891 (get_component_ssa_name, set_component_ssa_name): New.
4892 (extract_component): Use get_component_ssa_name.
4893 (update_complex_components): Use set_component_ssa_name.
4894 (update_complex_components_on_edge): Likewise.
4895 (update_phi_components): Create new PHI nodes directly, instead
4896 of adding insns to edges.
4897 (tree_lower_complex): Allocate and free complex_variable_components
4898 and complex_ssa_name_components here.
4900 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4902 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4903 revert to returning false.
4905 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4908 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4910 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4913 * config/i386/i386.md (cmpxf): Change operand constraints
4914 to "nonmemory_operand".
4916 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4918 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4920 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4923 * fold-const.c (fold_build1): Add checksum for the operands.
4924 (fold_build2): Likewise.
4925 (fold_build3): Likewise.
4927 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4930 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4932 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4934 * common.opt (-fforward-propagate): Committed by mistake,
4937 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4939 * reg-stack.c: Fix comment typo(s).
4940 * tree-ssa-operands.c: Likewise.
4941 * tree-vectorizer: Likewise.
4943 2005-07-21 Nick Clifton <nickc@redhat.com>
4945 * config/sh/symbian.c: Replace C++ style line comments with C
4946 style line comments.
4947 (symbian_add_attribute): Do not use a ? operator on the LHS of
4949 (sh_symbian_handle_dll_attribute): Change the type of the
4950 method vector to "VEC(tree,gc)*" and use vector accessor
4951 macros to walk over the elements.
4952 (symbian_export_vtable_and_rtti_p): Likewise.
4953 (symbian_class_needs_attribute_p): Likewise.
4955 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4958 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4959 initialize targetm.resolve_overloaded_builtin here.
4960 (altivec_expand_overloaded_builtin): Make it non-static.
4961 * config/rs6000/rs6000-protos.h
4962 (altivec_expand_overloaded_builtin): New prototype.
4963 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4964 targetm.resolve_overloaded_builtin here.
4965 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4967 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4968 Zdenek Dvorak <dvorakz@suse.cz>
4970 PR tree-optimization/19210
4971 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4973 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4974 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4975 rely on unproven assumptions.
4976 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4977 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4978 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4979 to number_of_iterations_exit.
4980 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4981 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4982 * tree-ssa-loop-niter.c (find_loop_niter,
4983 estimate_numbers_of_iterations_loop): Likewise.
4984 (number_of_iterations_exit): Honor the new options.
4985 * doc/invoke.texi (Wunsafe-loop-optimizations,
4986 funsafe-loop-optimizations): Document them.
4988 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4990 PR rtl-optimization/22167
4991 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4993 2005-07-20 Adam Nemet <anemet@lnxw.com>
4995 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4996 __do_global_dtors_aux longcall.
4998 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5000 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5001 (old_special_pred_table): Don't reference
5002 SPECIAL_MODE_PREDICATES.
5003 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5004 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5005 * config/sh/predicates.h: Don't mention
5006 SPECIAL_MODE_PREDICATES.
5007 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5010 2005-07-20 DJ Delorie <dj@redhat.com>
5012 * config.gcc: Add m32c-elf support.
5014 * doc/contrib.texi: Mention m32c.
5015 * doc/extend.texi: Document m32c extensions.
5016 * doc/install.texi: Mention m32c.
5017 * doc/invoke.texi: Document m32c options.
5018 * doc/md.texi: Document m32c constraints.
5020 * config/m32c/addsub.md: New file.
5021 * config/m32c/bitops.md: New file.
5022 * config/m32c/cond.md: New file.
5023 * config/m32c/jump.md: New file.
5024 * config/m32c/m32c-lib1.S: New file.
5025 * config/m32c/m32c-lib2.c: New file.
5026 * config/m32c/m32c-modes.def: New file.
5027 * config/m32c/m32c-pragma.c: New file.
5028 * config/m32c/m32c-protos.h: New file.
5029 * config/m32c/m32c.abi: New file.
5030 * config/m32c/m32c.c: New file.
5031 * config/m32c/m32c.h: New file.
5032 * config/m32c/m32c.md: New file.
5033 * config/m32c/m32c.opt: New file.
5034 * config/m32c/minmax.md: New file.
5035 * config/m32c/mov.md: New file.
5036 * config/m32c/muldiv.md: New file.
5037 * config/m32c/predicates.md: New file.
5038 * config/m32c/prologue.md: New file.
5039 * config/m32c/shift.md: New file.
5040 * config/m32c/t-m32c: New file.
5042 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5044 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5045 (stack_protect_set, stack_protect_test): New expanders.
5046 (stack_protect_set_si, stack_protect_set_si_media,
5047 stack_protect_set_di_media, stack_protect_test_si,
5048 stack_protect_test_si_media, stack_protect_test_di_media):
5051 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5053 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5055 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5057 * tree.h (tree_expr_nonzero_p): Export.
5058 * fold-const.c (tree_expr_nonzero_p): Likewise.
5059 Return true for CALL_EXPRs that are alloca calls.
5060 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5062 * tree-flow.h (expr_computes_nonzero): Remove.
5063 * tree-vrp.c (expr_computes_nonzero): Remove.
5064 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5065 (extract_range_from_unary_expr): Likewise.
5066 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5067 tree_expr_nonzero_p.
5069 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5071 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5072 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5073 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5074 All callers changed.
5075 (frame_related_constant_load): New arg "related" which controls
5076 setting of RTX_FRAME_RELATED_P. All callers changed.
5077 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5078 (bfin_expand_prologue): Add stack limit checking.
5079 * config/bfin/bfin.md (trapifcc): New pattern.
5081 * config/bfin/bfin.c: Include "langhooks.h".
5082 (def_builtin): Go through lang_hooks to call builtin_function.
5084 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5085 * config/bfin/predicates.md (symbol_ref_operand): New.
5086 (call_insn_operand): Delete. All callers changed to use
5087 register_no_elim_operand.
5088 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5090 (function_arg): Use it to generate the call's operand 2.
5091 (bfin_longcall_p): New function.
5092 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5093 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5094 determine if the address needs to be in a REG.
5095 (bfin_handle_longcall_attribute): New function.
5096 (bfin_attribute_table): Add "longcall" and "shortcall".
5097 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5098 (CUMULATIVE_ARGS): New member call_cookie.
5099 (PREDICATE_CODES): Add symbol_ref_operand.
5100 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5101 extra USE to the pattern.
5102 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5103 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5104 sibcall_value_insn; now the new patterns handle direct calls and the
5105 old ones indirect calls.
5106 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5108 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5110 * doc/trouble.texi: Update section on handling of empty loops.
5112 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5114 * config.gcc: Remove support for sparc-*-openbsd*,
5115 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5117 * config.host: Remove support for i860-*-sysv4* as a host.
5118 * config/i860/*, config/ip2k/*, config/ns32k/*,
5119 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5120 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5121 mention obsolete ports.
5123 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5125 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5127 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5128 of frame_pointer_rtx.
5129 (sh_expand_epilogue): Likewise.
5130 (sh_set_return_address): Likewise.
5131 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5132 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5133 offsets from FRAME_POINTER_REGNUM.
5134 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5135 (sh_register_names): Add initializer for sfp.
5136 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5137 (VALID_REGISTER_P): Likewise.
5138 (FIRST_PSEUDO_REGISTER): Update.
5139 (DWARF_FRAME_REGISTERS): Define.
5140 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5141 (HARD_FRAME_POINTER_REGNUM): Define.
5142 (FRAME_POINTER_REGNUM): Redefine.
5143 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5144 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5145 from FRAME_POINTER_REGNUM.
5146 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5147 FRAME_POINTER_REGNUM.
5148 (REG_CLASS_CONTENTS): Add sfp.
5149 (REG_ALLOC_ORDER): Likewise.
5150 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5151 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5152 of frame_pointer_rtx.
5153 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5155 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5157 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5158 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5159 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5161 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5164 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5166 Make CONSTRUCTOR use VEC to store initializers.
5167 * c-common.c (complete_array_type): Update to cope with VEC in
5169 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5170 (pp_c_constructor_elts): New function.
5171 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5172 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5173 struct constructor_stack, struct initializer_stack,
5174 constructor_elements, push_init_level, pop_init_level,
5175 add_pending_init, find_init_member, output_init_element): Update to
5176 cope with VEC in CONSTRUCTOR_ELTS.
5177 * coverage.c (build_fn_info_value, build_ctr_info_value,
5178 build_gcov_info): Likewise.
5179 * expr.c (categorize_ctor_elements_1, store_constructor,
5180 expand_expr_real_1): Likewise.
5181 * fold-const.c (fold_ternary): Likewise.
5182 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5183 gimplify_init_constructor, gimplify_expr): Likewise.
5184 * tree-dump.c (dequeue_and_dump): Likewise.
5185 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5187 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5189 * tree-sra.c (generate_element_init_1): Likewise.
5190 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5191 * tree-ssa-operands.c (get_expr_operands): Likewise.
5192 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5193 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5194 (get_initial_def_for_reduction): Likewise.
5195 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5196 value handle in annotations.
5197 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5198 tree_node_structure): Add support for constr_kind.
5199 (build_vector_from_ctor, build_constructor_single,
5200 build_constructor_from_list): New functions.
5201 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5202 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5203 Update to cope with VEC in CONSTRUCTOR_ELTS.
5204 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5205 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5206 CONSTRUCTOR_APPEND_ELT): New macros.
5207 (struct constructor_elt, struct tree_constructor): New data types.
5208 (union tree_node): Add tree_constructor field.
5209 * treestruct.def: Define TS_CONSTRUCTOR.
5210 * varasm.c (const_hash_1, compare_constant, copy_constant,
5211 compute_reloc_for_constant, output_addressed_constants,
5212 initializer_constant_valid_p, output_constant,
5213 array_size_for_constructor, output_constructor): Update to cope with
5214 VEC in CONSTRUCTOR_ELTS.
5215 * vec.h (VEC_empty, VEC_copy): New macros.
5217 2005-07-19 Devang Patel <dpatel@apple.com>
5219 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5221 2005-07-19 Richard Henderson <rth@redhat.com>
5224 * gimplify.c (gimplify_expr): Use main variant type for the temp
5225 destination for a discarded volatile read.
5226 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5227 casts between non-void types that change volatility.
5229 2005-07-15 DJ Delorie <dj@redhat.com>
5231 * toplev.h: Add comment about the first parameter for warning().
5232 * errors.h: Likewise.
5234 * c.opt (Wpragmas): New.
5235 * doc/invoke.texi: Document it.
5237 * function.c (do_warn_unused_parameter): Add warning control to
5239 * c-decl.c (warn_if_shadowing): Likewise.
5240 * c-lex.c (cb_def_pragma): Likewise.
5241 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5242 (pop_alignment): Likewise.
5243 (handle_pragma_pack): Likewise.
5244 (apply_pragma_weak): Likewise.
5245 (handle_pragma_weak): Likewise.
5246 (handle_pragma_redefine_extname): Likewise.
5247 (add_to_renaming_pragma_list): Likewise.
5248 (handle_pragma_extern_prefix): Likewise.
5249 (maybe_apply_renaming_pragma): Likewise.
5250 (handle_pragma_visibility): Likewise.
5252 * config/c4x/c4x-c.c (BAD): Likewise.
5253 (c4x_parse_pragma): Likewise.
5254 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5255 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5256 (rs6000_pragma_longcall): Likewise.
5257 * config/v850/v850-c.c (pop_data_area): Likewise.
5258 (ghs_pragma_section): Likewise.
5259 (ghs_pragma_section): Likewise.
5260 (ghs_pragma_interrupt): Likewise.
5261 (ghs_pragma_starttda): Likewise.
5262 (ghs_pragma_startsda): Likewise.
5263 (ghs_pragma_startzda): Likewise.
5264 (ghs_pragma_endtda): Likewise.
5265 (ghs_pragma_endsda): Likewise.
5266 (ghs_pragma_endzda): Likewise.
5268 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5269 Kenneth Zadeck <zadeck@naturalbridge.com>
5271 * Makefile.in: Removed tree-promote-statics.c
5272 * tree-promote-statics.c: Removed.
5273 * common.opt: Removed flag-promote-statics.
5275 * passes.c: Removed tree-promote-statics pass.
5276 * tree-pass.h: Ditto.
5277 * timevar.def: Removed TV_PROMOTE_STATICS.
5280 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5282 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5284 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5286 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5289 * c-common.c (check_function_arguments): Call
5290 'check_function_format' if either -Wformat or
5291 -Wmissing-format-attribute are specified.
5292 * c-format.c (check_function_format): Check -Wformat before
5293 calling 'check_format_info'.
5294 * c-opts.c (c_common_post_options): Don't warn for
5295 -Wmissing-format-attribute without -Wformat.
5296 * c-typeck.c (convert_for_assignment): Detect additional cases for
5297 -Wmissing-format-attribute.
5298 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5301 2005-07-19 Richard Guenther <rguenther@suse.de>
5303 * config/i386/i386.md (lrint<mode>2): Use temporary
5304 instead of clobbering non-existent memory.
5306 2005-07-19 Nick Clifton <nickc@redhat.com>
5308 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5309 statement to avoid displaying ASCII control characters.
5311 2005-07-19 Ben Elliston <bje@au.ibm.com>
5313 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5314 * cfganal.c (find_edge_index): Ditto.
5315 * combine.c (combine_instructions): Ditto.
5316 * ddg.c (create_scc): Ditto.
5317 (find_successors): Ditto.
5318 (find_predecessors): Ditto.
5319 (find_nodes_on_paths): Ditto.
5320 (longest_simple_path): Ditto.
5321 * flow.c (update_life_info): Ditto.
5322 (count_or_remove_death_notes): Ditto.
5323 (clear_log_links): Ditto.
5324 * modulo-sched.c (generate_reg_moves): Ditto.
5325 (find_max_asap): Ditto.
5326 (find_max_hv_min_mob): Ditto.
5327 (find_max_dv_min_mob): Ditto.
5328 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5329 * sched-rgn.c (extract_edgelst): Ditto.
5330 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5331 (dump_update_ssa): Ditto.
5332 (ssa_names_to_replace) Ditto.
5333 (switch_virtuals_to_full_rewrite): Ditto.
5334 (update_ssa): Ditto.
5335 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5337 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5339 Fix PR tree-optimization/22483
5341 * tree-complex.c (create_components): Use
5342 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5343 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5344 * tree-flow.h (safe_referenced_var_iterator): New structure.
5345 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5346 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5347 safe_referenced_var iterator.
5348 (add_type_alias): Ditto.
5350 2005-07-19 Steven Bosscher <stevenb@suse.de>
5352 * loop-init.c (rest_of_handle_loop2): Remove.
5353 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5354 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5355 (pass_rtl_loop_init, pass_rtl_loop_done,
5356 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5357 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5358 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5359 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5360 pass_tree_loop_done, and pass_tree_unswitch.
5361 (gate_loop): Rename to gate_tree_loop.
5362 * passes.c (init_optimization_passes): Update for renamed tree
5363 loop passes. Add the new loop2 passes as subpasses of loop2.
5364 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5365 Update for the renamed tree loop passes.
5367 2005-07-18 Ian Lance Taylor <ian@airs.com>
5370 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5371 blocks when optimizing.
5373 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5375 * common.opt (frename-registers): Initialize to 2.
5377 (fgcse-after-reload): Ditto.
5378 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5379 (process_options): Only change flag_web, flag_rename_registers,
5380 and flag_rerun_cse_after_loop if not explicitly set by user.
5382 2005-07-18 Jan Beulich <jbeulich@novell.com>
5384 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5385 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5386 in 64-bit mode the same as DImode in 32-bit mode.
5387 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5388 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5389 mode. Add new mode parameter.
5390 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5391 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5392 x86_64_shift_adj): New expanders.
5393 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5394 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5396 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5397 DImode shift splitters.
5398 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5399 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5402 2005-07-18 Jan Beulich <jbeulich@novell.com>
5404 * i386.md (movdi_extzv_1): New.
5405 (zero_extendhidi2): Combine alternatives and never force use of
5407 (zero_extendqidi2): Likewise. Don't restrict input selection.
5409 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5411 Fix PR tree-optimization/22531
5412 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5415 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5417 * tree-promote-statics.c (pass_promote_statics): Change dump file
5420 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5422 * tree-optimize.c (init_tree_optimization_passes): Add
5423 pass_eliminate_useless_stores pass.
5424 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5425 * tree-ssa-pre.c (is_copy_stmt): New function.
5426 (follow_copies_till_vuse): Ditto.
5427 (do_eustores): Ditto.
5428 (gate_eustores): Ditto.
5430 2005-07-16 Richard Henderson <rth@redhat.com>
5432 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5434 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5435 Kenneth Zadeck <zadeck@naturalbridge.com>
5437 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5438 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5439 ipa-type-escape.h, tree-promote-statics.c
5440 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5441 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5442 tree-promote-statics.c: new files.
5443 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5444 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5445 int nonlocal_set_p, mark_constant_function): Deleted.
5446 (rest_of_handle_cfg): Removed call to mark_constant_function.
5447 (nonoverlapping_component_refs_p): Added calls to support
5448 type based aliasing.
5449 * tree-ssa-alias.c (may_alias_p,
5450 compute_flow_insensitive_aliasing): Ditto.
5451 * calls.c (flags_from_decl_or_type): Removed reference to
5453 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5454 too many arguments. This is necessary for Spec 2000.
5455 * cgraph.h (const_function, pure_function): Removed.
5456 * common.opt: Added "fipa-pure-const", "fipa-reference",
5457 "fipa-type-escape", and "ftree-promote-static".
5459 * passes.c: Added ipa and tree-promote-statics passes.
5460 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5461 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5462 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5463 * tree-flow.h: Added exposed sra calls and addition of
5464 reference_vars_info field for FUNCTION_DECLS.
5465 * tree-pass.h: Added passes.
5466 * tree-sra.c: (sra_init_cache): New function.
5467 (sra_insert_before, sra_insert_after) Made public.
5468 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5470 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5471 aliasing. (may_alias_p): Added code to use type escape analysis to
5473 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5474 code to prune clobbers of static variables based on information
5475 produced in ipa-reference pass. Changed call clobbering so that
5476 statics are not marked as clobbered if the call does not clobber
5479 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5481 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5484 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5486 * doc/install.texi (*-*-solaris2*): Document recommended version
5487 of GNU binutils and mention GNU linker problem on Solaris 10.
5489 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5492 * c-decl.c (c_build_bitfield_integer_type): New function.
5493 (finish_struct): Call it.
5494 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5496 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5498 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5501 2005-07-16 Jan Hubicka <jh@suse.cz>
5503 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5504 (scale_bbs_frequencies_int): Watch roundoff errors.
5505 * predict.c (return_prediction): Initialize return_stmt.
5507 2005-07-16 Jan Hubicka <jh@suse.cz>
5509 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5510 after RTL profiling.
5512 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5515 * fold-const.c (build_range_check): Convert high/low to etype
5516 if we are only comparing against exp.
5518 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5520 Fix PR tree-optimization/22376
5521 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5523 (need_to_solve): New function.
5524 (compute_points_to_sets): Use it.
5526 2005-07-15 Jan Hubicka <jh@suse.cz>
5528 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5529 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5531 2005-07-15 Richard Guenther <rguenther@suse.de>
5533 * c-common.c (handle_flatten_attribute): New function.
5534 Add flatten function attribute.
5535 * doc/extend.texi: Document flatten function attribute.
5536 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5537 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5539 (cgraph_decide_inlining): Handle functions with flatten
5542 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5544 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5545 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5546 UNSPEC_XCHG, UNSPEC_AND): New.
5547 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5548 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5549 * config/rs6000/sync.md (FETCHOP): New code macro.
5550 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5552 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5553 (sync_compare_and_swap<mode>): Same.
5554 (sync_lock_test_and_set<mode>): Same.
5555 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5556 for QImode and HImode, and not PPC405.
5557 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5558 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5559 (sync_<fetchop>{si,di}_internal): New.
5560 (sync_nand{si,di}_internal): New.
5561 (sync_old_<fetchop>{si,di}_internal): New.
5562 (sync_old_nand{si,di}_internal): New
5563 (sync_new_<fetchop>{si,di}_internal): New.
5564 (sync_new_nand{si,di}_internal): New.
5565 (atomic_and{si,di}): New.
5566 (sync_new_nand{si,di}_internal): New.
5567 (atomic_and{si,di}): New.
5568 (sync_add<mode>_internal): Delete.
5569 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5570 (sync_sub<mode>_internal): Delte.
5571 (sync_subshort_internal): New.
5572 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5573 (sync_anddi_internal): Delete.
5574 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5575 (sync_booldi_internal): Delete.
5576 (sync_boolc<mode>_internal): Delete.
5577 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5578 (sync_boolc<mode>_internal2): Delete.
5579 (sync_boolcc<mode>_internal): Delete.
5580 (isync, lwsync): Use unspec instead of unspec_volatile.
5581 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5582 Revert UNSPEC_VOLATILE.
5583 (rs6000_split_atomic_op): New.
5584 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5586 2005-07-14 Eric Christopher <echristo@redhat.com>
5588 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5589 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5591 2005-07-14 Eric Christopher <echristo@redhat.com>
5593 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5595 2005-07-14 Steven Bosscher <stevenb@suse.de>
5597 PR tree-optimization/22230
5598 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5599 the computation of the four cross productions for "range op range".
5601 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5602 Ulrich Weigand <uweigand@de.ibm.com>
5605 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5608 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5610 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5612 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5614 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5616 2005-07-14 Richard Guenther <rguenther@suse.de>
5619 * config/i386/i386-protos.h (ix86_function_value): Change
5620 prototype to match new target hook.
5621 * config/i386/i386.c (ix86_value_regno): Change prototype
5622 to take extra type argument.
5623 (TARGET_FUNCTION_VALUE): Define.
5624 (ix86_function_ok_for_sibcall): Pass extra argument to
5625 ix86_value_regno, check return slot rtx for exact match.
5626 (ix86_function_value): Take extra parameter. Dispatch to
5627 ix86_value_regno with fndecl/fntype as provided.
5628 (ix86_value_regno): Handle extra type argument.
5629 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5631 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5632 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5633 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5634 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5635 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5637 2005-07-14 Richard Guenther <rguenther@suse.de>
5639 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5640 * calls.c (expand_call): Pass fntype to hard_function_value.
5641 (emit_library_call_value_1): Likewise.
5642 * explow.c: Include target.h.
5643 (hard_function_value): Take extra argument, the fntype.
5644 Use new target hook for function_value.
5645 * expr.h (hard_function_value): Change prototype.
5646 * function.c (aggregate_value_p): Pass 0 as fntype to
5647 hard_function_value.
5648 (assign_parms): Use new target hook for function_value.
5649 Pass 0 as fntype to hard_function_value.
5650 (expand_function_end): Likewise.
5651 * reg-stack.c: Include target.h.
5652 (stack_result): Use new target hook for function_value.
5653 * target-def.h: New target hook function_value.
5654 * target.h: Likewise.
5655 * targhooks.c (default_function_value): New function.
5656 * targhooks.h (default_function_value): Declare.
5658 2005-07-13 Ian Lance Taylor <ian@airs.com>
5660 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5662 2005-07-14 Jan Hubicka <jh@suse.cz>
5664 * tree-dfa.c (dump_variable): Use default_def function.
5665 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5666 * tree-ssa.c (verify_use): Likewise.
5667 * tree-ssanames.c (release_ssa_name): Likewise.
5668 * tree-tailcall.c (eliminate_tail_call): Likewise.
5669 (tree_optimize_tail_calls_1): Likewise.
5670 * tree-vrp.c (get_value_range): Likewise.
5672 2005-07-14 Ben Elliston <bje@au.ibm.com>
5674 * gcc.c (main): Compare language[0] with '*' when iterating over
5677 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5679 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5680 "s390_emit_compare". Add handling of CCZ1mode.
5681 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5682 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5684 (s390_branch_condition_mask): Add CCZ1mode handling.
5685 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5686 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5687 Use CCZ1mode instead of CCZmode.
5688 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5690 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5692 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5694 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5696 2005-07-13 Eric Christopher <echristo@redhat.com>
5698 * config/mips/mips.c (mips_canonicalize_comparison): New.
5699 (mips_emit_int_relational): Use.
5701 2005-07-13 Eric Christopher <echristo@redhat.com>
5703 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5705 * config/s390/s390.md: Include tpf.md. Move tpf specific
5707 * config/s390/tpf.md: To here.
5708 * config/s390/s390.opt: Move tpf specific options...
5709 * config/s390/tpf.opt: to here. Add mmain option.
5710 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5711 * config/s390/tpf.h: Rewrite.
5713 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5715 * doc/tm.texi: Remove @xref{Cross-profiling}.
5717 2005-07-13 Jeff Law <law@redhat.com>
5719 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5720 expressions, test their _DECL operands for pointer equality rather
5721 than using operand_equal_p.
5723 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5725 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5726 (TARGET_POSIX_IO): This.
5727 * config/darwin.h: Likewise.
5728 * config/freebsd.h: Likewise.
5729 * config/linux.h: Likewise.
5730 * config/lynx.h: Likewise.
5731 * config/netbsd.h: Likewise.
5732 * config/rs6000/linux64.h: Likewise.
5733 * config/rs6000/linux.h: Likewise.
5734 * config/s390/tpf.h: Likewise.
5735 * config/sh/embed-elf.h: Likewise.
5736 * config/sparc/linux64.h: Likewise.
5737 * config/sparc/linux.h: Likewise.
5738 * config/svr4.h: Likewise.
5739 * gcov-io.h: Likewise.
5741 * doc/tm.texi: Updated.
5743 * libgcov.c (create_file_directory): Defined only if
5744 TARGET_POSIX_IO is defined.
5745 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5748 2005-07-13 Jan Hubicka <jh@suse.cz>
5750 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5752 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5754 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5755 structure as argument.
5757 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5759 PR tree-optimization/21921
5760 * tree-iterator.c (tsi_link_before): Support the case when
5761 tsi_end_p (tsi) == true.
5763 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5765 PR tree-optimization/22442
5766 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5769 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5771 PR rtl-optimization/20376
5772 * toplev.c (process_options): Enable -fweb and -frename-registers when
5774 * doc/invoke.texi: Update the information about when -fweb and
5775 -frename-registers are enabled.
5777 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5780 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5781 if *rhs_p is not a SSA_NAME.
5783 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5785 Fix PR tree-optimization/22422
5786 * tree-ssa-structalias.c (struct variable_info): Add flag for
5788 (get_varinfo): Now a static function.
5789 (new_varinfo): init has_union and is_special_var to false.
5790 (solution_set_add): Check has_union.
5791 (do_da_constraint): Move temporary variable so it gets reset
5793 Also check for special variable.
5794 (do_ds_constraint): Ditto.
5795 (do_sd_constraint): Ditto.
5796 (do_structure_copy): Check for special variable.
5797 (find_func_aliases): Ditto.
5798 (init_base_vars): Set special vars properly.
5800 2005-07-13 Jan Hubicka <jh@suse.cz>
5802 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5805 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5806 (get_expr_operands): Fix thinko wrt flags and subvars.
5808 PR tree-optimize/22379
5809 * tree-inline.c (expand_call_inline): Do not output sorry in early
5812 2005-07-12 Dale Johannesen <dalej@apple.com>
5814 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5816 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5819 * host-linux.h: Include limits.h.
5821 2005-07-12 Dale Johannesen <dalej@apple.com>
5823 * expr.c (compress_float_constant): Add cost check.
5824 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5826 2005-07-12 Dale Johannesen <dalej@apple.com>
5828 * gcc.target/i386/compress-float-sse.c: New.
5829 * gcc.target/i386/compress-float-sse-pic.c: New.
5830 * gcc.target/i386/compress-float-387.c: New.
5831 * gcc.target/i386/compress-float-387-pic.c: New.
5832 * gcc.dg/compress-float-ppc.c: New.
5833 * gcc.dg/compress-float-ppc-pic.c: New.
5835 2005-07-12 Eric Christopher <echristo@redhat.com>
5837 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5839 * config/s390/s390.md: Include tpf.md. Move tpf specific
5841 * config/s390/tpf.md: To here.
5842 * config/s390/s390.opt: Move tpf specific options...
5843 * config/s390/tpf.opt: to here. Add mmain option.
5844 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5845 * config/s390/tpf.h: Rewrite.
5847 2005-07-12 Eric Christopher <echristo@redhat.com>
5849 * gcc.c (struct infile): Update comment for language.
5850 (main): Rewrite input file resetting code.
5852 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5855 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5856 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5857 (lookup_avail_expr): Use constant_boolean_node instead
5858 of boolean_false_node/boolean_true_node.
5860 2005-07-12 Ben Elliston <bje@au.ibm.com>
5862 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5863 and use it when printing num_edges.
5865 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5867 * doc/extend.texi (Blackfin Built-in Functions): New section.
5868 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5871 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5873 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5874 s/cmpstrsi/cmpstrnsi
5875 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5877 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5878 (init_optabs): Initialize cmpstrn_optab.
5879 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5880 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5881 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5882 * config/i386/i386.md: s/cmpstr/cmpstrn
5883 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5884 * doc/md.texi: Update documentation.
5886 2005-07-11 Richard Henderson <rth@redhat.com>
5888 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5889 build_va_arg_indirect_ref.
5890 (alpha_gimplify_va_arg): Likewise.
5891 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5892 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5893 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5894 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5895 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5896 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5898 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5900 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5902 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5903 * passes.c (init_optimization_passes): Add pass_empty_loop.
5904 * tree-pass.h (pass_empty_loop): Declare.
5905 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5906 try_remove_empty_loop, remove_empty_loops): New functions.
5907 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5908 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5910 2005-07-12 Peter Barada <peter@the-baradas.com>
5914 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5915 in address registers.
5916 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5917 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5918 alternative of addsi3_5200.
5920 2005-07-11 Ian Lance Taylor <ian@airs.com>
5922 * config/mips/mips.md (ffs<mode>2): Remove.
5924 2005-07-11 Ian Lance Taylor <ian@airs.com>
5926 * doc/tree-ssa.texi (Cleanups): Improve description of
5928 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5930 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5932 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5933 * tree.h (DECL_ARGUMENT_FLD): New macro.
5935 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5937 Fix PR tree-optimization/22404
5939 * tree-ssa-structalias.c (create_variable_info_for): Use
5942 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5944 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5945 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5946 for second comparison operand.
5947 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5949 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5950 (define_insn_reservation "alu"): Likewise.
5951 (csync, ssync): Now of type sync.
5952 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5953 -mcsync-anomaly -mspecld-anomaly.
5954 * config/bfin/bfin.opt (mcsync): Remove.
5955 (mcsync-anomaly, mspecld-anomaly): Add.
5956 * config/bfin/bfin.c: Include "insn-codes.h".
5957 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5958 (TARGET_DEFAULT_TARGET_FLAGS): New.
5959 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5961 2005-07-11 Steven Bosscher <stevenb@suse.de>
5963 * basic-block.h: Give the BB flags enum a name, bb_flags.
5964 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5965 * cfgcleanup.c (enum bb_flags): Remove here.
5966 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5967 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5968 (update_forwarder_flag): Likewise.
5969 (thread_jump): Likewise.
5970 (try_forward_edges): Likewise.
5971 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5972 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5973 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5975 2005-07-11 Richard Guenther <rguenther@suse.de>
5977 * config/i386/i386.opt: New target option -msseregparm.
5978 * config/i386/i386.c (override_options): Error out for
5979 -msseregparm but no SSE support.
5980 (ix86_function_sseregparm): Check for global sseregparm.
5981 * doc/invoke.texi: Document -msseregparm.
5983 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5985 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5986 (m32rle-*-linux*): Ditto.
5988 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5990 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5991 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5994 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5998 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5999 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6001 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6003 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6004 (varmap): Heapify varmap.
6005 (constraints): Heapify constraints.
6006 (struct constraint_graph): Heapify succs and preds.
6007 (constraint_vec_find): Update for heapification.
6008 (constraint_set_union): Ditto.
6009 (insert_into_complex): Ditto.
6010 (constraint_edge_vec_find): Ditto.
6011 (erase_graph_self_edge): Ditto.
6012 (add_graph_edge): Ditto.
6013 (get_graph_weights): Ditto.
6014 (merge_graph_nodes): Ditto.
6015 (build_constraint_graph): Ditto.
6016 (topo_visit): Ditto.
6017 (solve_graph): Ditto.
6018 (create_variable_info_for): Ditto.
6019 (init_base_vars): Ditto.
6020 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6021 (condese_varmap_nodes): Free complex vector.
6022 (clear_edges_for_node): Clear succs and preds vector.
6024 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6026 * tree-ssa-structalias.c (update_alias_info): Change counting of
6027 references to not include vdefs.
6029 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6031 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6034 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6036 * pa.c (pa_commutative_p): Make PLUS commutative when
6037 TARGET_NO_SPACE_REGS is true.
6039 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6041 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6042 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6043 * tree-dfa.c (dump_subvars_for): New.
6044 (debug_subvars_for): New.
6045 (dump_variable): Show subvariables if VAR has them.
6046 * tree-flow-inline.h (get_subvar_at): New.
6047 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6048 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6050 (struct subvar): Change fields offset and size to unsigned
6052 (dump_subvars_for): Declare.
6053 (debug_subvars_for): Declare.
6054 (get_subvar_at): Declare.
6055 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6056 to unsigned HOST_WIDE_INT *.
6057 (overlap_subvar): Likewise.
6058 * tree-gimple.c (is_gimple_reg): Always return false for
6059 SFTs and memory tags.
6060 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6062 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6063 (compute_may_aliases): Call compute_points_to_sets.
6064 (collect_points_to_info_for): Remove.
6065 (compute_points_to_and_addr_escape): Remove.
6066 (delete_alias_info): Call delete_points_to_sets.
6067 (compute_flow_sensitive_aliasing): If the call to
6068 find_what_p_points_to returns false, call set_pt_anything.
6069 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6070 (set_pt_anything): Clear pi->pt_vars.
6071 (set_pt_malloc): Remove.
6072 (merge_pointed_to_info): Remove.
6073 (add_pointed_to_expr): Remove.
6074 (add_pointed_to_var): Remove.
6075 (collect_points_to_info_r): Remove.
6076 (is_escape_site): Make extern.
6078 (create_overlap_variables_for): Call it.
6079 * tree-ssa-copy.c (merge_alias_info): Never merge
6080 flow-sensitive alias information.
6081 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6082 offset and size to be unsigned HOST_WIDE_INT.
6083 (add_to_addressable_set): Rename from note_addressable.
6084 Set TREE_ADDRESSABLE as the variables are added to the set.
6086 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6087 operands into VUSEs when adding V_MAY_DEFs for members in an
6089 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6090 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6091 (struct variable_info): Add bitfield is_heap_var.
6092 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6093 (new_var_info): Initialize is_heap_var.
6094 (get_constraint_for): Add HEAP variables to the symbol table.
6095 Mark them with is_heap_var.
6096 (update_alias_info): New. Taken mostly from the old
6097 compute_points_to_and_addr_escape.
6098 (handle_ptr_arith): New.
6099 (find_func_aliases): Call update_alias_info.
6100 Call handle_ptr_info for tcc_binary expressions.
6101 Call mark_stmt_modified.
6102 (create_variable_info_for): If DECL has subvars, do not create
6103 variables for its subvars. Always add all the fields.
6104 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6105 SFTs, then add all the SFTs of the structure.
6106 If VI->DECL is an aggregate with subvariables, add the SFT at
6108 (find_what_p_points_to): If VI is an artificial variable,
6109 translate to bitfields in SSA_NAME_PTR_INFO.
6110 If the solution is empty, set pi->pt_vars to NULL
6111 (init_base_vars): Create ANYOFFSET.
6112 (compute_points_to_sets): Rename from create_alias_vars.
6114 (pass_build_pta): Remove.
6115 (delete_points_to_sets): Rename from delete_alias_vars.
6116 (pass_del_pta): Remove.
6117 * tree-ssa-structalias.h (struct alias_info): Move from
6119 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6120 NUM_REFERENCES_SET): Likewise.
6121 (compute_points_to_sets, delete_points_to_sets): Declare.
6123 2005-07-09 Richard Henderson <rth@redhat.com>
6125 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6126 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6127 alpha_split_lock_test_and_set_12): New functions.
6128 * config/alpha/alpha-protos.h: Update.
6129 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6130 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6131 * config/alpha/sync.md (I12MODE): New.
6132 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6133 (sync_<fetchop_name><I48MODE>): Likewise.
6134 (sync_nand<I48MODE>): Likewise.
6135 (sync_old_<fetchop_name><I48MODE>): Likewise.
6136 (sync_new_<fetchop_name><I48MODE>): Likewise.
6137 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6138 (sync_compare_and_swap<I48MODE>): Likewise.
6139 (sync_lock_test_and_set<I48MODE>): Likewise.
6140 (sync_compare_and_swap<I12MODE>): New.
6141 (sync_compare_and_swap<I12MODE>_1): New.
6142 (sync_lock_test_and_set<I12MODE>): New.
6143 (sync_lock_test_and_set<I12MODE>_1): New.
6145 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6149 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6151 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6153 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6154 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6156 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6159 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6161 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6163 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6164 memory_operand constraint.
6165 (store_conditional_<mode>): Same.
6166 (sync_compare_and_swap<mode>): Same.
6167 (sync_lock_test_and_set<mode>): Same.
6169 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6171 Rewrite PIC support to more closely model actual instructions.
6172 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6173 (cris_symbol): Remove prototypes for removed functions.
6174 (cris_pic_symbol_type_of, cris_valid_pic_const)
6175 (cris_expand_pic_call_address): Prototypes for new functions.
6176 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6178 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6180 <case ':'>: Add case for new punctuation character.
6181 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6182 emitting (extra) PIC modifier.
6183 <case UNSPEC>: Do not assert for PLT.
6184 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6185 (cris_expand_prologue, cris_expand_epilogue): Check
6186 for pic_offset_table_rtx usage instead of taking
6187 current_function_uses_pic_offset_table as the final word.
6188 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6189 Remove flag_pic difference.
6190 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6191 the moral equivalents of...
6192 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6194 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6195 (cris_handle_option): Mark ARG as unused.
6196 (cris_expand_pic_call_address): New worker function for "call",
6198 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6199 output PIC constructs here.
6200 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6201 as symbol-specific modifers, not whole or part of operands.
6202 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6203 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6204 constants and flag_pic.
6205 (CONSTANT_INDEX_P): Adjust for new functions.
6206 (enum cris_pic_symbol_type): New helper type.
6207 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6208 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6209 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6211 ("movsi"): Emit actual instructions for GOT and relative access.
6212 ("*movsi_got_load"): New pattern to set up the register holding
6214 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6215 Adjust FIXME for 'S'.
6216 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6217 Use "movs" for -fpic cases.
6218 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6219 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6220 ("call", "call_value"): Just call cris_expand_pic_call_address for
6222 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6223 Remove special pattern.
6224 ("*expanded_call_side", "*expanded_call_value_side"): New
6226 (gotplt-to-plt, gotplt-to-plt-side-call)
6227 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6229 * config/cris/cris/predicates.md
6230 ("cris_general_operand_or_gotless_symbol"): Remove unused
6232 ("cris_general_operand_or_symbol"): Adjust for new functions.
6234 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6236 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6238 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6240 * Makefile.in (TREE_H): Add treestruct.def.
6241 (c-decl.o): Add pointer-set.h
6242 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6243 visibility on regular DECL's.
6244 (merge_decls): Fix the copying of decl nodes of various types for
6245 the new structures. Don't update RTL, section name, weak status,
6246 etc, on DECL's without RTL.
6247 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6248 Don't check volatile on non-variable types.
6249 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6250 to check whether we have seen arguments.
6251 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6252 flag is checked before field (flag is common, field is not).
6253 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6254 TS_DECL_COMMON could have an origin.
6255 (add_location_or_const_value_attribute): Don't check section name
6256 on non-var/function decls.
6257 (dwarf2out_var_location): Reverse order of tests.
6258 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6259 with DECL_WRTL_CHECK.
6260 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6261 * fold-const.c (fold_binary): Don't check weakness on
6262 non-var/function decls.
6263 (tree_expr_nonzero_p): Ditto.
6264 (fold_checksum_tree): Use tree_decl_extra as sizeof
6266 * ggc-page.c (extra_order_size_table): Add sizes for
6267 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6269 * gimplify.c (gimplify_bind_expr): Only set
6270 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6271 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6273 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6274 * langhooks.h (init_ts). New langhook.
6275 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6276 * print-tree.c (print_node): Update to only print fields that
6277 exist in the structures the passed decl has.
6278 * toplev.c (wrapup_global_declarations): Don't reset
6279 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6280 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6281 * tree-inline.c (remap_decl): Ditto.
6282 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6283 * tree-pretty-print.c (print_declaration): Don't print
6284 DECL_REGISTER on things that don't contain it.
6285 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6286 non-var/function decls.
6287 * tree.c (tree_contains_struct): New structure.
6288 (init_priority_for_decl): New hashtable.
6289 (tree_int_map): New structure.
6290 (tree_int_map_eq): New function.
6291 (tree_int_map_marked_p): Ditto.
6292 (tree_int_map_hash): Ditto.
6293 (tree_map): Move to tree.h.
6294 (tree_map_eq): Externalize.
6295 (tree_map_hash): Ditto.
6296 (tree_map_marked_p): Ditto.
6297 (init_ttree): Set up tree_contains_struct and call langhook.
6298 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6299 (tree_code_size): Update for new structures.
6300 (tree_node_structure): Update for new structures.
6301 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6303 (copy_node_stat): Copy init priority.
6304 (build_decl_stat): Ditto for visibility.
6305 (ts_enum_names): New.
6306 (tree_contains_struct_check_failed): New function.
6307 (decl_init_priority_lookup): Ditto.
6308 (decl_init_priority_insert): Ditto.
6309 * treestruct.def: New file.
6310 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6311 (CONTAINS_STRUCT_CHECK): Ditto.
6312 (tree_contains_struct_check_failed): New prototype.
6313 (DECL_CHECK): Removed.
6314 (DECL_MINIMAL_CHECK): New.
6315 (DECL_COMMON_CHECK): Ditto.
6316 (DECL_WRTL_CHECK): Ditto.
6317 (DECL_NON_COMMON_CHECK): Ditto.
6318 (DECL_WITH_VIS_CHECK): Ditto.
6319 (VAR_OR_FUNCTION_DECL_P): Ditto
6320 (struct tree_decl_minimal): New structure.
6321 (struct tree_decl_common): Ditto.
6322 (struct tree_decl_with_rtl): Ditto.
6323 (struct tree_decl_with_vis): Ditto.
6324 (struct tree_decl_non_common): Ditto.
6325 (struct tree_field_decl): Ditto.
6326 (struct tree_parm_decl): Ditto.
6327 (struct tree_var_decl): Ditto.
6328 (struct tree_function_decl): Ditto.
6329 (struct tree_const_decl): Ditto.
6330 (struct tree_result_decl): Ditto.
6331 (union tree_node): Add new structures.
6332 * var-tracking.c (track_expr_p): Reverse order of tests.
6334 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6336 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6338 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6339 * system.h: Poison FINALIZE_PIC.
6340 * doc/tm.texi (FINALIZE_PIC): Remove.
6342 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6345 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6346 to the correct type if we have a MODIFY_EXPR.
6348 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6350 PR tree-optimization/22360
6351 * tree.c (upper_bound_in_type): Fix calculations for casting
6352 to a non-wider signed type and casting a signed value to a
6353 wider unsigned type.
6354 (lower_bound_in_type): Fix calculations for casting to a
6355 non-wider signed type.
6357 PR tree-optimization/20139
6358 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6360 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6361 fold_cond_expr_cond.
6362 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6363 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6365 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6368 * tree-complex.c (expand_complex_libcall): Produce
6369 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6371 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6373 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6374 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6375 b" assert and inserted fastpath code for this case.
6376 (bitmap_ior): Removed "a != b" assert.
6378 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6380 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6381 (ENDFILE_SPEC): Likewise.
6382 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6384 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6385 a large stack frame at epilogue.
6387 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6389 * final.c: Include sdbout.h when required.
6391 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6393 * config.gcc (*-*-darwin*): Only one target-specific header file
6395 (powerpc-*-darwin*): Add version-specific header files.
6396 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6397 * config.in: Regenerate.
6398 * configure: Regenerate.
6399 * gcc.c: Include xregex.h.
6400 (version_compare_spec_function): New.
6401 (spec_function): Add version-compare.
6402 (replace_outfile_spec_function): Reformat comment.
6403 (compare_version_strings): New.
6404 * config/darwin-c.c (version_as_macro): New.
6405 (builtin_define): New.
6406 (darwin_cpp_builtins): New.
6407 * config/darwin-protos.h (darwin_cpp_builtins): New.
6408 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6409 (LIB_SPEC): Make unconditional, update comment.
6410 (TARGET_C99_FUNCTIONS): Define.
6411 * config/darwin.opt: Sort.
6412 (mmacosx-version-min=): New.
6413 * config/darwin7.h: Delete.
6414 * config/darwin8.h: Delete.
6415 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6416 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6417 (TARGET_C99_FUNCTIONS): Define.
6418 * config/rs6000/darwin7.h: New.
6419 * config/rs6000/darwin8.h: New.
6420 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6421 (-mmacosx-version-min): Document.
6423 2005-07-07 Ian Lance Taylor <ian@airs.com>
6425 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6427 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6430 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6432 2005-07-07 Khem Raj <kraj@mvista.com>
6434 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6435 in bytes, not words.
6437 2005-07-07 Paul Brook <paul@codesourcery.com>
6439 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6440 DEFAULT_FUNCTION_ARG_PADDING to upward.
6442 2005-07-07 Richard Henderson <rth@redhat.com>
6444 * function.c (locate_and_pad_parm): Record parameter alignment in
6445 stack_alignment_needed.
6447 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6449 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6450 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6451 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6452 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6453 (define_attr "type"): Add isync, sync, load_l, store_c.
6454 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6455 Create scratch volatile MEM.
6456 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6458 (load_locked_<mode>): New.
6459 (store_conditional_<mode>): New.
6460 (sync_compare_and_swap<mode>): Replace with splitter.
6461 (sync_lock_test_and_set<mode>): Replace with splitter.
6462 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6464 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6465 is ics. Attribute isync.
6466 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6468 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6469 and UNSPECV_SYNC_OP.
6470 (emit_unlikely_jump): New.
6471 (emit_load_locked): New.
6472 (emit_store_conditional): New.
6473 (rs6000_split_compare_and_swap): New.
6474 (rs6000_split_lock_test_and_set): New.
6475 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6476 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6477 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6478 rs6000_split_lock_test_and_set): Declare.
6479 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6480 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6481 store_c, isync, sync.
6483 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6485 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6486 filenames to gtyp-gen.h.
6487 (s-typ-gen): Use it in place of for loops.
6489 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6491 * hooks.c (hook_bool_rtx_int_false): New function.
6492 * hooks.h (hook_bool_rtx_int_false): Declare.
6493 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6494 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6495 * target.h (struct gcc_target): Add commutative_p member.
6496 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6497 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6498 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6499 (pa_commutative_p): New function.
6500 * jump.c (target.h): Include.
6501 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6502 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6504 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6506 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6507 (s390_expand_setmem): New.
6508 * config/s390/s390.c: Likewise.
6509 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6511 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6512 general_operand. Call new function "s390_expand_setmem".
6513 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6514 ("setmem_long", "*setmem_long"): ... this.
6516 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6518 * config/s390/s390.c: (optimization_options): Enable
6519 TARGET_MVCLE at -Os.
6520 * doc/invoke.texi: Document changes in default behaviour.
6521 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6523 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6525 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6526 defined by back-end.
6528 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6530 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6531 all sets in the pattern.
6532 * config/rs6000/rs6000.md (stack_protect_testsi,
6533 stack_protect_testdi): Likewise.
6535 2005-07-06 Jeff Law <law@redhat.com>
6537 * tree-vrp.c (simplify_using_ranges): Kill.
6538 (vrp_finalize): Remove call to simplify_using_ranges.
6539 (simplify_stmt_using_ranges): New function extracted from
6540 simplify_using_ranges.
6541 (simplify_div_or_mod_using_ranges): Likewise.
6542 (simplify_abs_using_ranges): Likewise.
6543 (simplify_cond_using_ranges): New function.
6544 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6545 * tree-ssa-propagate.c (substitute_and_fold): Call
6546 simplify_stmt_using_ranges if we have range information.
6548 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6550 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6551 ia64_flag_schedule_isns2.
6553 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6554 reading/writing general registers.
6555 (ia64_function_arg): Revert 2005-06-18 change.
6557 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6559 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6560 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6562 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6564 * function.c (expand_function_end): Revert part of 2005-06-27
6565 patch. Do sjlj_emit_function_exit_after after return_label.
6567 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6569 * doc/install.texi (--disable-libssp): New.
6571 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6573 * doc/invoke.texi: Update -fforce-mem documentation.
6574 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6575 code for -fforce-mem.
6576 * expmed.c: (store_bit_field,store_fixed_bit_field,
6577 extract_bit_field): Ditto.
6578 * expr.c: (convert_move): Ditto.
6579 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6580 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6581 emit_conditional_add,expand_float,expand_fix): Ditto.
6582 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6583 (common_handle_option): Issue warning when -fforce-mem specified.
6585 2005-07-06 Paul Brook <paul@codesourcery.com>
6587 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6589 * configure: Regenerate.
6591 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6593 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6595 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6597 Fix PR tree-optimization/22319
6598 Fix PR tree-optimization/22140
6599 Fix PR tree-optimization/22310
6601 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6602 variable sized types.
6603 Use correct type for intermediate structure on *a = *b structure
6606 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6608 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6610 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6611 (machine_function): Move typedef to...
6612 * config/rs6000/rs6000.c (machine_function): ... here. Add
6613 varargs_save_offset field.
6614 (rs6000_stack_t): Remove varargs_size field.
6615 (setup_incoming_varargs): Allocate varargs save area using
6616 assign_stack_local, try to make it as small as possible.
6617 Save offset from virtual_stack_vars_rtx to the save area
6618 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6619 instead of magic 8 when fp word byte size is used.
6620 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6621 instead of -RS6000_VARARGS_SIZE.
6622 (rs6000_stack_info, debug_stack_info,
6623 rs6000_initial_elimination_offset): Remove all traces of
6625 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6626 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6627 RS6000_VARARGS_AREA.
6629 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6631 PR tree-optimization/21963
6632 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6633 constant_multiple_of in the same way get_computation_cost_at does.
6635 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6637 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6638 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6639 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6640 and return its previous value.
6641 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6642 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6644 (stack_protect_set, stack_protect_test): New expanders.
6645 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6646 stack_protect_testdi): New insns.
6647 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6648 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6650 2005-07-06 Jeff Law <law@redhat.com>
6652 * tree-ssa-dce.c (cfg_altered): New global.
6653 (tree_dce_init): Initialize cfg_altered.
6654 (remove_dead_stmt): If we remove an edge in the CFG, then set
6656 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6659 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6661 * Makefile.in (stamp-collect-ld): Use
6662 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6663 ./collect-ld if it already exists.
6664 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6665 Don't remove ./nm if it already exists.
6667 2005-07-05 Devang Patel <dpatel@apple.com>
6669 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6670 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6671 * tree-vectorizer.c (vect_loop_location): New.
6672 (vect_print_dump_info): Use vect_loop_location.
6673 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6674 (vectorize_loops): Set vect_loop_location.
6675 * tree-vect-analyze.c (vect_analyze_offset_expr,
6676 vect_determin_vectorization_factor, vect_analyze_operations,
6677 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6678 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6679 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6680 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6681 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6682 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6683 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6684 vect_analyze_loop): Adjust vect_print_dump_info API.
6685 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6686 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6687 vect_finish_stmt_generation, vectorizable_assignment,
6688 vectorizable_operation, vectorizable_store, vectorizable_load,
6689 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6690 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6691 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6692 vect_transform_loop): Same.
6693 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6694 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6697 2005-07-05 Randolph Chung <tausq@debian.org>
6699 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6700 * configure: Regenerate.
6701 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6702 (pa_tls_referenced_p): Declare.
6703 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6704 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6705 (legitimize_tls_address): New.
6706 (hppa_legitimize_address): Handle TLS addresses.
6707 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6708 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6709 (emit_move_sequence): Handle TLS addresses.
6710 (pa_encode_section_info): Call default handler to handle common
6712 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6713 (CONSTANT_ADDRESS_P): Reject TLS operands.
6714 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6715 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6716 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6717 (UNSPEC_TLSLE): Define new constants.
6718 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6719 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6720 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6721 (tie_symbolic_operand, tle_symbolic_operand): New
6723 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6725 * aclocal.m4: Update macros for autoconf 2.59 style.
6726 * configure.ac: Likewise.
6728 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6730 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6731 (function_arg): Pass small aggregates in general registers on 32-bit
6733 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6735 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6737 * Makefile.in (final.o): Fix dependencies.
6739 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6743 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6744 * langhooks.c (lhd_expr_to_decl): New.
6745 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6747 (LANG_HOOKS_INITIALIZER): Update.
6748 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6749 expr_to_decl langhook.
6750 * c-tree.h (c_expr_to_decl): Declare.
6751 * c-typeck.c (c_expr_to_decl): New.
6752 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6754 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6756 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6759 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6760 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6762 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6764 * Makefile.in: Adjust dependencies.
6765 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6766 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6767 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6768 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6769 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6770 rest_of_compilation.
6772 * bb-reorder.c (gate_duplicate_computed_gotos,
6773 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6774 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6775 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6776 pass_partition_blocks): New.
6777 * bt-load.c (gate_handle_branch_target_load_optimize,
6778 rest_of_handle_branch_target_load_optimize,
6779 pass_branch_target_load_optimize): New.
6780 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6782 * cfglayout.c (pass_insn_locators_initialize): New.
6783 * cfgrtl.c (pass_free_cfg): New.
6784 * combine.c (gate_handle_combine, rest_of_handle_combine,
6786 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6787 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6788 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6789 * except.c (pass_set_nothrow_function_flags,
6790 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6792 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6793 rest_of_handle_shorten_branches, pass_shorten_branches,
6794 rest_of_clean_state, pass_clean_state): New.
6795 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6796 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6797 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6799 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6800 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6801 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6802 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6804 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6805 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6806 pass_rtl_ifcvt, gate_handle_if_after_combine,
6807 rest_of_handle_if_after_combine, pass_if_after_combine,
6808 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6809 pass_if_after_reload): New.
6810 * integrate.c (pass_initial_value_sets): New.
6811 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6812 pass_purge_lineno_notes): New.
6813 * mode-switching.c (rest_of_handle_mode_switching,
6814 pass_mode_switching): New.
6815 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6816 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6818 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6819 pass_loop_optimize): New.
6820 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6822 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6824 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6825 pass_postreload_cse): New.
6826 * profile.c (gate_handle_profiling, pass_profiling,
6827 rest_of_handle_branch_prob, pass_branch_prob): New.
6828 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6829 pass_split_before_regstack, gate_handle_split_before_regstack,
6830 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6831 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6832 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6833 pass_stack_regs): New.
6834 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6835 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6836 pass_stack_adjustments): New.
6837 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6838 pass_regrename): New.
6839 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6840 pass_delay_slots, gate_handle_machine_reorg,
6841 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6842 * rtl.h (extern void purge_line_number_notes): New.
6843 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6844 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6846 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6848 * value-prof.c (gate_handle_value_profile_transformations,
6849 rest_of_handle_value_profile_transformations,
6850 pass_value_profile_transformations): New.
6851 * var-tracking.c (gate_handle_var_tracking,
6852 pass_variable_tracking): New.
6853 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6855 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6856 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6857 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6858 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6859 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6860 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6861 rest_of_handle_gcse2, rest_of_handle_regmove,
6862 rest_of_handle_tracer, rest_of_handle_if_conversion,
6863 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6864 rest_of_handle_web, rest_of_handle_branch_prob,
6865 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6866 rest_of_handle_jump_bypass, rest_of_handle_combine,
6867 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6868 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6869 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6870 rest_of_handle_mode_switching, rest_of_handle_jump,
6871 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6872 rest_of_handle_flow2, rest_of_handle_jump2,
6873 rest_of_handle_peephole2, rest_of_handle_postreload,
6874 rest_of_handle_shorten_branches, rest_of_clean_state,
6875 rest_of_compilation): Remove.
6877 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6878 * passes.c (dump_flags, in_gimple_form, all_passes,
6879 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6880 register_dump_files, next_pass_1, last_verified, execute_todo,
6881 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6882 from tree-optimize.c.
6883 (init_optimization_passes): Moved from tree-optimize.c,
6884 adding the RTL optimizations.
6885 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6886 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6887 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6888 register_dump_files, next_pass_1, last_verified, execute_todo,
6889 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6890 init_tree_optimization_passes, ipa_passes): Delete.
6891 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6893 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6894 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6896 (ipa_passes): Remove.
6897 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6898 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6899 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6900 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6901 (dump_info_p, dump_flag): Moved to tree-dump.h.
6903 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6905 * passes.c (finish_optimization_passes): Use dump_begin
6906 and dump_end, TDI_end.
6907 (gate_rest_of_compilation): New.
6908 (pass_rest_of_compilation): Use it.
6909 (gate_postreload, pass_postreload): New.
6910 * toplev.c (general_init): Rename init_tree_optimization_passes.
6911 * toplev.h (init_tree_optimization_passes): Rename to
6912 init_optimizations_passes.
6913 * tree-dump.c (dump_flag): Make static.
6914 (dump_files): Remove RTL dumps.
6915 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6916 pass_cleanup_cfg, pass_free_cfg_annotations,
6917 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6918 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6919 * tree-pretty-print.c: Include tree-pass.h.
6920 * cgraph.c: Include tree-dump.h.
6922 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6924 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6925 Only fall back to saying it points to readonly memory if
6928 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6930 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6931 * config/m32r/m32r.c (m32r_compute_frame_size,
6932 m32r_expand_prologue): Take current_function_profile into
6933 account whenever we reference
6934 current_function_uses_pic_offset_table.
6935 (m32r_finalize_pic): Remove.
6936 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6938 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6940 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6941 instead of $<. Don't remove ./as if it already exists.
6943 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6946 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6947 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6948 for complex modes when generating code for PA 1.0.
6949 (VALID_FP_MODE_P): New macro.
6950 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6951 sets for all general and floating point modes. Align wide floating
6952 point modes to even register boundaries to comply with architectural
6954 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6955 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6956 (VALID_FP_MODE_P): New macro.
6957 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6958 sets for all general and floating point modes. Align wide floating
6959 point modes to even register boundaries to comply with architectural
6962 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6964 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6967 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6969 * tree-ssa-structalias.c: Don't include expr.h.
6971 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6973 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6976 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6978 Fix PR tree-optimization/22279
6980 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6983 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6985 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6987 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6989 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6990 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6991 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6992 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6993 config/stormy16/stormy16.c, config/v850/v850.c,
6994 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6995 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6996 Avoid "." or "\n" at end of diagnostics and capital letters at
6997 start of diagnostics.
6998 * combine.c, cse.c: Don't translate dump file output.
6999 * toplev.c (print_version): Only translate output if going to
7002 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7004 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7005 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7008 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7010 * pa.c (fix_range): Fix typo in comment.
7012 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7014 * tree-vrp.c (extract_range_from_assert): Replace
7015 fold (build (...)) with fold_build2.
7017 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7019 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7020 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7021 (format_types_orig, handle_format_attribute): Add support for
7024 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7026 * varasm.c (assemble_variable): Fix format specifier thinko.
7028 2005-07-03 Ira Rosen <irar@il.ibm.com>
7030 PR tree-optimization/22029 (and 22135)
7031 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7032 a phi node before calling dump_vops.
7034 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7036 * tree-dump.h (dump_string_field): Declare.
7037 * tree-dump.c: Use it instead of dump_string.
7038 (dump_string_field): Make non-static.
7040 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7042 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7043 up the minimal CFG stuff always when optimize > 0. Call
7044 split_all_insns_noflow in PIC case if needed.
7046 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7047 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7050 * c-decl.c (c_write_global_declarations): Dump contents of
7052 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7053 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7054 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7055 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7058 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7060 * c-common.h (GCC_DIAG_STYLE): Define.
7061 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7062 version for format checking to 4.1.
7063 * c-format.c: Include toplev.h after c-common.h.
7064 (enum format_type): Add gcc_tdiag_format_type.
7065 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7066 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7067 (format_types_orig): Add gcc_tdiag.
7068 (init_dynamic_diag_info): Support gcc_tdiag formats.
7069 (handle_format_attribute): Likewise.
7070 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7071 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7072 version for format checking to 4.1.
7073 (warning0, warning, error, pedwarn, sorry): Use
7075 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7076 (finish_aliases_1): Do not use %qE.
7077 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7078 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7079 Correct format bugs.
7080 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7081 parameter to unsigned HOST_WIDE_INT.
7082 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7084 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7087 * expr.c (write_complex_part): Use adjust_address for MEM.
7088 (read_complex_part): Same.
7090 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7092 Fix PR tree-optimization/22280
7094 * tree-sra.c (generate_element_init): Remove useless loop.
7096 2005-07-02 Richard Henderson <rth@redhat.com>
7098 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7100 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7102 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7105 * fold-const.c (fold_binary): Handle the return value of
7106 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7107 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7109 2005-07-02 Jeff Law <law@redhat.com>
7111 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7112 a eliminate type conversion which feeds an equality comparison
7113 if the original type or either operand in the comparison is a
7116 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7118 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7119 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7121 * config/avr/avr.c: Do not use '`' as left quote.
7122 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7123 Remove "." from end of diagnostics. Make diagnostics start with
7126 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7127 Joseph S. Myers <joseph@codesourcery.com>
7129 * toplev.c (default_tree_printer): Handle setting location with
7131 * c-objc.common.c (c_tree_printer): Likewise.
7132 * c-format.c (gcc_diag_flag_specs): Add '+'.
7133 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7134 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7136 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7137 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7138 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7139 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7140 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7141 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7142 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7143 format arguments where %J is used without %D.
7145 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7147 * gcc.c (LINK_SSP_SPEC): Define.
7148 (link_ssp_spec): New variable.
7149 (LINK_COMMAND_SPEC): Add %(link_ssp).
7150 (static_specs): Add link_ssp_spec.
7151 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7152 * configure: Rebuilt.
7153 * config.in: Rebuilt.
7155 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7156 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7157 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7158 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7159 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7160 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7161 -0x7008(2) instead of reading __stack_chk_guard variable.
7162 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7164 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7165 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7166 if TARGET_THREAD_SSP_OFFSET is defined.
7167 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7168 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7171 2005-06-27 Richard Henderson <rth@redhat.com>
7172 * libgcc-std.ver (GCC_4.1.0): New.
7173 * libgcc.h (__stack_chk_guard): Declare.
7174 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7175 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7176 * mklibgcc.in (lib2funcs): Add them.
7178 2005-07-01 Richard Henderson <rth@redhat.com>
7180 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7181 void * before struct sigcontext *.
7182 (x86_fallback_frame_state): Likewise.
7184 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7186 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7188 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7191 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7192 we check for SSA_NAME for.
7194 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7196 Fix PR tree-optimization/22071
7198 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7200 (get_constraint_for_component_ref): Use it.
7202 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7205 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7206 print out the last new line.
7208 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7210 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7211 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7212 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7213 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7214 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7215 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7216 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7217 (enum reg_class): New member CC0_REGS.
7218 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7219 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7220 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7221 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7222 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7223 Adjust for register now described.
7225 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7228 * config/i386/i386.md (stack_protect_test_si,
7229 stack_protect_test_di): Add earlyclobber for scratch 3.
7230 * config/rs6000/rs6000.md (stack_protect_testsi,
7231 stack_protect_testdi): Add earlyclobber for scratch 3,
7232 remove earlyclobber from scratch 4.
7234 Older entries for 2005 can be found in ChangeLog-2005.