| blob | 308be618a8b9621af596c5e4079d5d70f49b7e1c |
1 2005-10-12 Richard Henderson <rth@redhat.com>
3 PR c/24255
4 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5 * function.c (assign_parm_find_data_types): Don't support it.
6 * print-tree.c (print_node): Likewise.
7 * c-common.c (handle_transparent_union_attribute): Likewise.
8 Use build_duplicate_type.
9 * tree-inline.c (remap_type_1): Split out of remap_type;
10 properly remap aggregate fields.
11 (build_duplicate_type): New.
12 * doc/extend.texi (Variable Attributes): Remove documentation
13 for transparent_union.
15 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
17 PR target/24284
18 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
19 (gen_stack_pointer_dec): Likewise.
21 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
23 PR middle-end/21275
24 PR middle-end/21766
25 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
26 target hook.
27 (struct cxx): Add adjust_class_at_definition target hook.
28 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
29 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
30 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
31 hook_void_tree. Add to TARGET_CXX.
32 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
33 dllimport_flag.
34 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
35 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
36 instead of attribute. Check for dllexport override. Warn if
37 inconsistent dll linkage. Don't lose old dllimport if decl has
38 had address referenced. Tweak lookup of dllimport atribute.
39 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
40 for target specific rules. Don't add dllimport attribute if
41 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
42 dllimport attribute.
43 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
44 * varasm.c (initializer_constant_valid_p): Replace
45 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
47 PR target/21801
48 PR target/23589
49 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
50 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
51 (i[34567]86-*-mingw32*): Likewise.
53 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
54 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
56 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
57 C++-specific code. Change return value to bool.
58 (i386_pe_dllimport_p): Likewise.
59 (associated_type): Simplify and make language-independent
60 (i386_pe_encode_section_info): Replace override of ambiguous
61 dllimport symbol refs with a gcc_assert.
62 (i386_pe_valid_dllimport_attribute_p): Define.
63 * config/i386/winnt-cxx.c: New file. Define C++ versions of
64 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
65 i386_pe_adjust_class_at_definition.
66 * config/i386/winnt-stubs.c: New file. Define stub versions of
67 lang-specific functions.
68 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
69 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
70 i386_pe_adjust_class_at_definition.
71 (i386_pe_valid_dllimport_attribute_p): Declare.
72 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
73 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
74 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
76 PR target/19704
77 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
78 dllimport attribute with test of DECL_DLLIMPORT_P.
80 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
82 * combine.c (make_extraction): Correct offset computation.
84 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
86 * config/cris/t-linux (LIMITS_H_TEST): Define.
88 2005-10-12 Richard Henderson <rth@redhat.com>
90 PR rtl-opt/23324
91 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
93 2005-10-12 Richard Guenther <rguenther@suse.de>
95 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
97 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
99 PR c++/19964
100 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
101 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
102 type.
104 2005-10-12 Richard Guenther <rguenther@suse.de>
106 PR c++/23799
107 * varasm.c (output_constant): Correct typo from previous
108 patch by DJ.
110 2005-10-11 Ian Lance Taylor <ian@airs.com>
112 PR rtl-optimization/13931
113 * combine.c: Revert patch of 2003-05-14, and:
114 (try_combine): Only set elim_i1 and elim_i2 if the destination is
115 completely killed in the appropriate insn.
116 (distribute_notes): Don't skip multiple hard register test for
117 elim_i1 and elim_i2.
119 2005-10-11 Richard Henderson <rth@redhat.com>
121 PR c/24255
122 * c-typeck.c (convert_for_assignment): Use build_constructor_single
123 to initialize a transparent union instead of a nop_expr.
125 2005-10-11 Richard Henderson <rth@redhat.com>
127 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
128 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
129 (tree_ssa_dce_loop): Call scev_reset.
131 PR tree-opt/24300
132 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
133 * tree-ssa-dce.c: Include cfgloop.h.
134 (tree_ssa_dce_loop, pass_dce_loop): New.
135 * tree-pass.h (pass_dce_loop): Declare it.
136 * passes.c (init_optimization_passes): Use it.
138 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
140 PR middle-end/24263
141 * convert.c (convert_to_real): Revert 2005-10-05 patch.
142 Only apply the optimization for rounding builtins if the inner
143 cast is also an extension.
145 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
147 PR tree-opt/23946
148 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
149 mark_new_vars_to_rename instead of update_stmt.
151 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
153 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
155 2005-10-11 Jakub Jelinek <jakub@redhat.com>
157 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
158 for setting MMX register to 0 rather than mmx.
160 2005-10-10 Steve Ellcey <sje@cup.hp.com>
162 PR target/12098
163 * configure.ac: Move gas check from mips specific case to common case.
164 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
165 * configure: Regenerate
166 * doc/install.texi: Update.
168 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
170 PR target/24284
171 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
173 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
175 * gcc.c (do_spec_1): Accept numeric characters in file name
176 suffixes.
178 2005-10-10 Nick Clifton <nickc@redhat.com>
180 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
181 describing the deleted arm_gen_rotated_half_load function.
183 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
185 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
186 __fpscr_values.
188 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
190 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
191 gnu_ld assignments.
192 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
193 (EXTRA_MULTILIB_PARTS): Define.
194 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
195 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
196 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
197 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
198 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
199 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
201 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
203 PR tree-optimization/24226
204 * tree-cfg.c (remove_bb): Clean up unreachable loops.
205 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
206 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
207 Export.
209 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
211 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
213 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
215 PR target/24136
216 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
217 Rewrite for no need for the early clobber.
219 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
221 Merge from csl-arm-branch:
222 2005-09-07 Paul Brook <paul@codesourcery.com>
223 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
224 space to string.
226 2005-04-30 Paul Brook <paul@codesourcery.com>
227 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
228 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
230 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
231 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
232 (arm_override_options): Use TARGET_AAPCS_BASED.
233 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
234 (PTRDIFF_TYPE): Use int for AAPCS.
235 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
236 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
237 (DEFAULT_SHORT_ENUMS): Delete.
238 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
240 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
241 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
242 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
243 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
245 2004-12-03 Mark Mitchell <mark@codesourcery.com>
246 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
248 2004-11-22 Mark Mitchell <mark@codesourcery.com>
249 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
251 2004-11-19 Mark Mitchell <mark@codesourcery.com>
252 * config.gcc (arm*-*-linux-gnueabi): Add it.
253 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
254 redefining it.
255 (TARGET_OS_CPP_BUILTINS): Likeiwse.
256 * config/arm/linux-eabi.h: New file.
257 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
258 (LINUX_TARET_LINK_SPEC): Likewise.
259 (LINK_SPEC): Use it.
260 * config/arm/t-linux-eabi: New file.
262 2005-10-08 Steven Bosscher <stevenb@suse.de>
264 PR other/22202
265 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
266 spaces.
267 (PARAM_SMS_DFA_HISTORY): Likewise.
269 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
271 PR middle-end/23150
272 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
273 (load_register_parameters): Call it.
274 (check_sibcall_argument_overlap_1): Likewise.
275 (store_one_arg): Likewise.
277 2005-10-07 James E. Wilson <wilson@specifix.com>
279 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
280 DImode not VECINT24 for operand 2.
282 PR target/23644
283 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
284 -mtune-arch.
286 PR target/24193
287 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
288 fr_spill): Use destination_operand for operand 0.
290 2005-10-07 DJ Delorie <dj@redhat.com>
292 * varasm.c (output_constant): Limit error to expanding
293 conversions.
295 2005-10-07 Richard Guenther <rguenther@suse.de>
297 PR middle-end/24227
298 * fold-const.c (fold_binary): Fix operand types during folding
299 of X op (A, Y). Evaluation order of the side-effects of
300 X and A are frontend-defined, so ensure we honour that even for
301 tcc_comparison class operands; eased by removing duplicate code.
303 2005-10-07 Steve Ellcey <sje@cup.hp.com>
305 * stor-layout.c (layout_type): Do not allow alignment of array
306 elements to be greater than their size.
308 2005-10-07 Steve Ellcey <sje@cup.hp.com>
310 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
311 host_xmake_file.
312 (hppa*-*-linux*): Ditto.
313 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
314 * config/host-hpux.c: New.
315 * config/x-hpux: New.
316 * config/pa/x-hpux: Remove.
317 * config/pa/x-linux: Remove.
318 * config/pa/pa-host.c: Remove.
320 2005-10-07 Jeff Law <law@redhat.com>
322 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
323 determine whether or not to try and thread outgoing edges.
325 2005-10-07 David Edelsohn <edelsohn@gnu.org>
327 * config/rs6000/rs6000.md (eqsi_power): New.
328 (neg_eq0si): Add TARGET_POWER to final condition.
329 (neg_eqsi): Same.
331 2005-10-06 Richard Henderson <rth@redhat.com>
333 * config/rs6000/rs6000.c: Revert last change.
335 2005-10-06 Richard Henderson <rth@redhat.com>
337 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
338 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
340 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
342 PR middle-end/22216
343 PR middle-end/23651
344 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
345 out return_label and naked_return_label.
347 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
349 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
350 change.
352 2005-10-06 Richard Henderson <rth@redhat.com>
354 PR tree-opt/22237
355 * tree-inline.c (declare_return_variable): Handle modify_dest not
356 being a DECL.
358 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
360 Fix PR tree-optimization/22488
361 * tree-ssa-structalias.c (check_for_overlaps): New function.
362 (create_variable_info_for): Use it.
364 2005-10-06 Richard Henderson <rth@redhat.com>
366 PR debug/24070
367 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
368 (dwarf2out_start_source_file): Print it.
370 2005-10-06 Geoffrey Keating <geoffk@apple.com>
372 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
374 2005-10-06 Richard Henderson <rth@redhat.com>
376 PR 23706
377 * mode-switching.c (optimize_mode_switching): Clear transp bit
378 for block with incomming abnormal edges.
380 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
381 (fpscr_set_from_mem): Use them.
382 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
383 (fpscr postinc splitters): Rewrite as peephole2+split.
385 2005-10-06 David Edelsohn <edelsohn@gnu.org>
387 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
388 (eq<mode>_compare): Same.
390 2005-10-06 Richard Guenther <rguenther@suse.de>
392 PR tree-optimization/24238
393 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
395 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
397 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
398 here. Use AC_PATH_PROG for environment variables instead of
399 test -x.
400 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
401 objdump also.
402 * configure: Regenerated.
404 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
406 PR target/23783
407 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
408 then force it into a register.
409 (call_value): Likewise.
411 2005-10-06 Richard Henderson <rth@redhat.com>
413 PR 24049
414 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
415 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
416 under pass_vectorize.
418 2005-10-05 Devang Patel <dpatel@apple.com>
420 PR Debug/23205
421 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
422 handling constants. Check NAMESPACE_DECL context for constants.
424 2005-10-05 Eric Christopher <echristo@apple.com>
426 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
428 2005-10-05 Richard Henderson <rth@redhat.com>
430 PR 23714
431 * tree-cfg.c (mark_array_ref_addressable_1): New.
432 (mark_array_ref_addressable): New.
433 * tree-flow.h (mark_array_ref_addressable): Declare.
434 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
436 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
438 PR middle-end/20606
439 PR middle-end/24069
440 * reload.c (subst_reloads): When adding a REG_LABEL to a
441 jump instruction, also update JUMP_LABEL.
443 2005-10-05 David Edelsohn <edelsohn@gnu.org>
445 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
446 * bb-reorder.c (copy_bb_p): Use it.
447 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
449 2005-10-05 Richard Henderson <rth@redhat.com>
451 PR target/23602
452 * toplev.c (process_options): Warn about unsupported combinations
453 of unwind tables and omit-frame-pointer.
454 * config/i386/i386.c (override_options): Similarly. Enable
455 accumulate-outgoing-args if not explicitly disabled.
457 2005-10-05 Steve Ellcey <sje@cup.hp.com>
459 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
460 Handle big endian vs. small endian.
461 (vec_initv2sf): Handle big endian vs. small endian.
462 (*vec_extractv2sf_1): Ditto.
464 2005-10-05 Dale Johannesen <dalej@apple.com>
466 * convert.c (convert_to_real): Don't convert
467 (float)floor(double d) to floorf((float)d).
469 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
471 * config/arm/arm.md (insv): Use gen_int_mode in more places.
473 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
475 PR tree-optimization/18587
476 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
477 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
478 build_vuses): Change to VEC type.
479 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
480 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
481 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
482 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
483 (get_name_decl): New. Return DECL_UID of base variable.
484 (operand_build_cmp): New. qsort comparison routine.
485 (operand_build_sort_virtual): New. Sort virtual build vector.
486 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
487 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
488 (FINALIZE_BASE): Use get_name_decl.
489 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
490 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
491 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
492 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
493 direct VEC_* manipulations.
494 (build_ssa_operands): Call operand_build_sort_virtual.
495 (copy_virtual_operand, create_ssa_artficial_load_stmt,
496 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
497 with direct VEC_* manipulations.
498 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
499 with direct VEC manipulations.
501 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
503 PR tree-optimization/21419
504 PR tree-optimization/24146
505 PR tree-optimization/24151
507 * c-typeck.c (readonly_error): Handle USE being lv_asm.
508 (build_asm_expr): Call it if outputs are read-only.
509 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
511 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
512 Paolo Bonzini <bonzini@gnu.org>
514 PR target/23809
516 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
517 enable the instructions and not just the built-ins.
518 * doc/invoke.texi (x86 Options): Likewise.
520 2005-10-04 Geoffrey Keating <geoffk@apple.com>
522 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
524 * doc/invoke.texi (Option Summary): Correct spelling
525 of -mmacosx-version-min.
527 2005-10-04 Devang Patel <dpatel@apple.com>
529 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
530 real types.
532 2005-10-04 Steve Ellcey <sje@cup.hp.com>
534 * tree-vect-transform.c (vect_create_epilog_for_reduction):
535 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
537 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
539 * config/s390/s390.md ("TDSI","DP"): New mode macros.
540 ("TE","tg"): New mode attributes.
541 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
542 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
543 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
544 dword_mode and one for GPRmode.
546 2005-10-04 Ian Lance Taylor <ian@airs.com>
548 PR preprocessor/13726
549 * c-ppoutput.c (cb_include): Add comments parameter, and print out
550 any comments passed in.
552 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
554 * tree.c (annotate_with_file_line): Fix typo.
556 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
558 PR ada/19382
559 * builtins.c (fold_builtin_memcmp): When constructing the pointer
560 type used to access data in the inlined length == 1 case, use
561 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
562 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
564 2005-10-04 Uros Bizjak <uros@kss-loka.si>
566 * config/i386/i386.h (TARGET_FISTTP): Enable also for
567 TARGET_SSE3 and only for TARGET_80387.
568 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
569 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
570 Do not depend on TARGET_80387.
572 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
574 * tree.c (last_annotated_node): Change type to location_t*.
575 (annotate_with_file_line): Reflect the change of
576 last_annotated_node type.
578 2005-10-04 Richard Guenther <rguenther@suse.de>
580 PR c/23576
581 * c-decl.c (grokdeclarator): Don't write to fields
582 of error_mark_node.
584 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
586 PR middle-end/23125
587 * c-decl.c (finish_decl): Use set_user_assembler_name even for
588 register variables.
589 * varasm.c (make_decl_rtl): If a register variable does not
590 have a set user assmbler name, error out.
591 Decode the asmspec is now name+1 bypassing '*'.
593 2005-10-04 Steven Bosscher <stevenb@suse.de>
595 PR tree-optimization/23049
596 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
597 of a COND_EXPR is folded before calling fold on the whole rhs of a
598 conditional assignment.
599 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
600 document that a COND_EXPR may appear there.
602 2005-10-03 Diego Novillo <dnovillo@redhat.com>
604 PR 23445
605 * tree-vrp.c (extract_range_from_assert): If the new numeric
606 range created out of the assertion contradicts the existing
607 numeric range of the ASSERT_EXPR variable, make the new range
608 varying.
610 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
612 * config/sh/sh.c (sh_register_move_cost): Add case for moving
613 from T_REGS to FP register class.
615 2005-10-03 Richard Henderson <rth@redhat.com>
617 PR 24135
618 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
619 before creating a new one.
621 2005-10-03 David Edelsohn <edelsohn@gnu.org>
623 * config/rs6000/t-aix43 (LDFLAGS): New.
624 * config/rs6000/t-aix52 (LDFLAGS): New.
626 2005-10-03 Ian Lance Taylor <ian@airs.com>
628 * gimplify.c (find_single_pointer_decl_1): New static function.
629 (find_single_pointer_decl): New static function.
630 (internal_get_tmp_var): For a formal variable, set restrict base
631 information if appropriate.
632 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
633 return it.
634 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
635 (DECL_GET_RESTRICT_BASE): Define.
636 (SET_DECL_RESTRICT_BASE): Define.
637 (decl_restrict_base_lookup): Declare.
638 (decl_restrict_base_insert): Declare.
639 (struct tree_decl_with_vis): Add based_on_restrict_p field.
640 * tree.c (restrict_base_for_decl): New static variable.
641 (init_ttree): Initialize restrict_base_for_decl.
642 (copy_node_stat): Copy restrict base information.
643 (decl_restrict_base_lookup): New function.
644 (decl_restrict_base_insert): New function.
645 (print_restrict_base_statistics): New static function.
646 (dump_tree_statistics): Call print_restrict_base_statistics.
648 2005-10-02 Diego Novillo <dnovillo@redhat.com>
650 PR 24142
651 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
652 case of anti-ranges.
654 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
656 PR c/18851
657 * c-typeck.c (tagged_tu_seen): Rename to ...
658 (tagged_tu_seen_cache): this and add val field.
659 (comptypes): Move functional to comptypes_internal
660 and free tagged_tu_seen.
661 (comptypes_internal): New function and call comptypes_internal
662 instead of comptypes. Speed up by sibcalling
663 tagged_types_tu_compatible_p.
664 (alloc_tagged_tu_seen): New function
665 (free_all_tagged_tu_seen_up_to): New function.
666 (tagged_types_tu_compatible_p): Return the val of the seen two
667 types.
668 Add that the two types are the same to tagged_tu_seen_base
669 if they are and call comptypes_internal instead of comptypes.
670 <case UNION_TYPE>: Speed up common type where the fields are
671 in the same order.
672 (function_types_compatible_p): Call comptypes_internal instead of
673 comptypes.
674 (type_lists_compatible_p): Likewise.
675 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
677 2005-10-02 Matthias Klose <doko@debian.org>
679 * doc/invoke.texi: Fix typo and speling error.
681 2005-10-01 Richard Henderson <rth@redhat.com>
683 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
685 2005-10-01 Mark Mitchell <mark@codesourcery.com>
687 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
688 using --start-group and --end-group.
690 2005-10-01 Diego Novillo <dnovillo@redhat.com>
692 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
693 FIXME note regarding quirky semantics.
695 2005-10-01 Diego Novillo <dnovillo@redhat.com>
697 PR 24141
698 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
699 non-null range as a last resort.
701 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
702 Diego Novillo <dnovillo@redhat.com>
704 PR 23604
705 * tree-vrp.c (extract_range_from_assert): For !=
706 assertions, only build an anti-range if LIMIT is a
707 single-valued range.
709 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
711 * arm.md (movqi): On thumb when optimizing, handle loading from
712 memory by describing this as taking a subreg of a zero-extended load
713 into an SImode register.
714 (movhi): Likewise.
716 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
718 * reload1.c (merge_assigned_reloads): Do not change any
719 RELOAD_FOR_OUTPUT_ADDRESS reloads.
721 2005-09-30 Geoffrey Keating <geoffk@apple.com>
723 * Makefile.in (LIPO_FOR_TARGET): Define.
724 (STRIP_FOR_TARGET): Define.
726 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
727 before creating new ones. Do symlinks before creating the actual
728 targets.
730 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
731 to work out which multilibs are actually being built.
733 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
735 * tree-vect-transform.c, config/ms1/ms1.md,
736 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
737 Follow spelling conventions.
738 * doc/invoke.texi, doc/md.texi: Fix typos.
740 2005-09-30 Andrew Macleod <amacleod@redat.com>
742 PR tree-optimization/21430
743 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
744 use operands, and set stmt pointer if need be.
745 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
746 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
747 present.
749 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
751 PR middle-end/24053
752 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
754 2005-09-29 Mark Mitchell <mark@codesourcery.com>
756 * optabs.c (expand_binop): Initialize first_pass_p.
758 2005-09-29 Jakub Jelinek <jakub@redhat.com>
760 PR middle-end/24109
761 * c-decl.c (c_write_global_declarations_1): If any
762 wrapup_global_declaration_2 call returned true, restart the loop.
764 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
766 Fix PR tree-optimization/24117
767 * tree-ssa-structalias.c (find_func_aliases): Strip nops
768 before considering whether to use anyoffset.
770 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
772 Revert this patch:
774 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
776 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
777 to order operands.
778 (swap_commutative_operands_with_target): New.
780 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
782 PR c/21419
783 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
784 read-only.
786 2005-09-29 Steven Bosscher <stevenb@suse.de>
788 PR tree-optimization/23911
789 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
790 and IMAGPART_EXPR too.
792 2005-09-28 Mark Mitchell <mark@codesourcery.com>
794 PR 17886
795 * expmed.c (expand_shift): Move logic to reverse rotation
796 direction when rotating by constants ...
797 * optabs.c (expand_binop): ... here.
798 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
799 (ix86_rotrdi3): New pattern.
800 (rotldi3): Handle 32-bit mode.
801 (ix86_rotldi3): New pattern.
803 2005-09-29 Alan Modra <amodra@bigpond.net.au>
805 PR target/24102
806 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
807 check for numbers that need no bit twiddle.
809 2005-09-28 Geoffrey Keating <geoffk@apple.com>
811 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
812 multilib to be built.
814 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
815 (stage1-start): Delete old libgcc and libunwind before moving
816 anything into the stage directory.
817 (stage2-start): Likewise.
818 (stage3-start): Likewise.
819 (stage4-start): Likewise.
820 (stageprofile-start): Likewise.
821 (stagefeedback-start): Likewise.
822 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
823 header in tm_file and CPU-specific t-darwin in tmake_file.
824 (i[34567]86-*-darwin*): Don't change tm_file.
825 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
826 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
827 shared library stub for target OS version.
828 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
829 (SHLIB_LINK): Don't make SHLIB_SOLINK.
830 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
831 (libgcc_s.%.dylib): New.
832 (LIBGCC): Define.
833 (install-darwin-libgcc-stubs): New.
834 (INSTALL_LIBGCC): New append.
835 * config/i386/darwin-libgcc.10.4.ver: New.
836 * config/i386/darwin-libgcc.10.5.ver: New.
837 * config/i386/t-darwin: New.
838 * config/rs6000/darwin-libgcc.10.4.ver: New.
839 * config/rs6000/darwin-libgcc.10.5.ver: New.
840 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
841 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
843 2005-09-28 Paul Brook <paul@codesourcery.com>
845 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
846 denormals.
848 2005-09-28 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/23853
851 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
852 host_integerp to verify misalignment value.
854 2005-09-28 Richard Henderson <rth@redhat.com>
856 * builtins.c (get_builtin_sync_mode): New.
857 (expand_builtin_sync_operation): Pass in mode argument.
858 (expand_builtin_compare_and_swap): Likewise.
859 (expand_builtin_lock_test_and_set): Likewise.
860 (expand_builtin_lock_release): Likewise.
861 (expand_builtin): Update to match.
863 2005-09-28 Nick Clifton <nickc@redhat.com>
865 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
866 formatting. Add check to PLUS case to ensure that the offset is
867 within an acceptable range.
869 * config/v850/v850.md (casesi): Disable the generation of the
870 switch pattern as it is not being handled properly at the moment.
872 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
873 for when the high words are identical.
875 2005-09-27 Richard Henderson <rth@redhat.com>
877 * pretty-print.c (pp_base_format): Fix typo for %>.
879 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
880 Devang Patel <dpatel@apple.com>
882 PR tree-optimization/23625
883 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
884 LABEL_EXPR, assertion check.
886 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
888 * optabs.c (no_conflict_move_test): Check if a result of a
889 to-be-moved insn would be clobbered by an originally
890 preceding insn.
892 2005-09-27 Jeff Law <law@redhat.com>
894 * passes.c (init_optimization_passes): Replace copy propagation
895 passes immediately after DOM with phi-only copy propagation
896 pases. Add phi-only copy propagation pass after first DOM pass.
897 * tree-pass.h (pass_phi_only_copy_prop): Declare.
898 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
899 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
900 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
901 to init_copy_prop. Callers updated.
902 (do_phi_only_copy_prop): New function.
903 (pass_phi_only_copy_prop): New pass descriptor.
905 2005-09-27 Nick Clifton <nickc@redhat.com>
907 * libgcc2.c (__popcount_tab): Remove redundant prototype.
909 2005-09-26 Jason Merrill <jason@redhat.com>
911 PR c++/13764
912 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
914 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
916 2005-09-26 James E Wilson <wilson@specifix.com>
918 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
919 copyright. Add gcc copyright plus libgcc exception.
920 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
921 copyright.
922 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
924 2005-09-26 Jeff Law <law@redhat.com>
926 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
927 about when to iterate.
929 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
931 PR target/23847
932 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
933 for __complex__ double in -mcpu=G5 mode.
935 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
937 PR tree-optimization/23942
938 * Makefile.in (SCEV_H): Depends on PARAMS_H.
939 * tree-scalar-evolution.c: Include params.h.
940 (t_bool): New enum.
941 (follow_ssa_edge, follow_ssa_edge_in_rhs,
942 follow_ssa_edge_in_condition_phi_branch,
943 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
944 Change return type to t_bool. Use a parameter to limit the size of
945 trees that are walked before stopping
946 (analyze_evolution_in_loop): Initialize the limit to 0.
947 (follow_ssa_edge): Give up by returning t_dont_know if the limit
948 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
950 2005-09-26 Uros Bizjak <uros@kss-loka.si>
952 PR middle-end/23831
953 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
954 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
956 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
958 * combine.c (make_extraction): Check for valid use of subreg.
960 2005-09-26 Uros Bizjak <uros@kss-loka.si>
962 PR target/24055
963 * config/i386/i386.md ("*fistdi2_1"): New pattern.
964 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
965 ("fist<mode>2_with_temp"): Use only register operands.
967 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
969 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
970 CALL_INSN_FUNCTION_USAGE.
972 2005-09-26 Richard Guenther <rguenther@suse.de>
974 PR middle-end/15855
975 * gcse.c: Include hashtab.h, define ldst entry hashtable.
976 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
977 (ldst_entry): Use the hashtable instead of list-walking.
978 (find_rtx_in_ldst): Likewise.
979 (free_ldst_entry): Free the hashtable.
980 (compute_ld_motion_mems): Create the hashtable.
981 (trim_ld_motion_mems): Remove entry from hashtable if
982 removing it from list.
983 (compute_store_table): Likewise^2.
984 (store_motion): Free hashtable in case we did not see
985 any stores.
987 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
989 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
990 and arg1 if we are passing them to fold_build2.
992 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
994 PR 23828
995 * config/i386/i386.c (ix86_function_regparm): Fix the test for
996 a nested function.
998 2005-09-25 Richard Henderson <rth@redhat.com>
1000 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1001 SYMBOL_REF_TLS_MODEL to be correct.
1003 2005-09-24 Richard Henderson <rth@redhat.com>
1005 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1006 end of function. Reindent.
1008 2005-09-24 Ian Lance Taylor <ian@airs.com>
1010 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1011 NEGATE_EXPR/BIT_NOT_EXPR case.
1013 2005-09-24 Richard Henderson <rth@redhat.com>
1015 * c-common.c (handle_mode_attribute): When not modifying in place,
1016 create subtypes for enumerations.
1017 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1018 * gimplify.c (create_tmp_from_val): Likewise.
1020 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1022 * config/i386/i386.md (*tls_global_dynamic_64,
1023 *tls_local_dynamic_base_64): Add missing mode to call.
1024 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1026 2005-09-24 Jan Hubicka <jh@suse.cz>
1028 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1029 (cgraph_clone_node): Likewise.
1030 * cgraph.h (cgraph_clone_edge): Update prototype.
1031 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1032 duplicated prototypes; add updating argument.
1033 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1034 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1035 updating profile.
1036 (cgraph_mark_inline_edge): Likewise.
1037 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1038 (cgraph_flatten_node): Likewise.
1039 (cgraph_decide_recursive_inlining): Likewise.
1040 (cgraph_decide_inlining_of_small_function): Likewise.
1041 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1043 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1044 Pete Steinmetz <steinmtz@us.ibm.com>
1046 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1047 (rldic.): Set type to "compare".
1048 (rldicr.): Same.
1049 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1050 mfjmpr for MFCTR/MFLR.
1051 (movdf_hardfloat64): Same.
1052 (movdf_softfloat64): Same. Correct order of store and move types.
1053 (movti_string): Set type to store_ux/load_ux.
1054 (load_multiple): Set type to load_ux.
1055 (store_multiple): Set type to store_ux.
1056 (movmemsi): Set type to store_ux.
1057 (output_cbranch direct_return): Set type to jmpreg.
1058 (stmw): Set type to store_ux.
1059 (lmw): Set type to load_ux.
1060 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1061 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1062 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1063 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1064 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1065 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1066 (rios1-fpstore): Increase latency to 3.
1067 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1068 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1070 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1071 Andrew Pinski <pinskia@physics.uc.edu>
1073 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1074 operand2 constraint to "b".
1075 (sync_<fetchop_name>di_internal): Same.
1076 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1077 to "b".
1078 (sync_old_<fetchop_name>di_internal): Same.
1079 (sync_new_<fetchop_name>si_internal): Same.
1080 (sync_new_<fetchop_name>di_internal): Same.
1082 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1084 PR middle-end/23991
1085 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1086 case, define as macros.
1088 PR rtl-optimization/23837
1089 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1090 clobber / clobber match between dest and p->first.
1092 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1093 (no_conflict_move_test): Update comments.
1095 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1097 * doc/install.texi: Update URL for Jacks.
1098 * doc/sourcebuild.texi: Likewise.
1100 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1102 PR target/24007
1103 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1104 registers when choosing register preferences.
1105 (movdf_hardfloat64): Same.
1107 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1109 * expmed.c (expand_shift): Don't use the target of the rotate as
1110 target for the first expanded shift insn.
1111 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1113 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1115 PR tree-optimization/22438
1116 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1117 preserved iv rhs rewriting specially.
1119 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1121 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1122 estimate_only is true.
1123 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1124 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1125 tree-ssa-structalias.c
1126 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1127 ref_contains_indirect_ref.
1128 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1130 2005-09-21 DJ Delorie <dj@redhat.com>
1132 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1133 MASK_PTR_A0D0.
1134 (mn10300_return_in_memory): Support variable size types also.
1135 (mn10300_pass_by_reference): Likewise.
1136 (mn10300_function_value): New.
1137 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1138 (FUNCTION_OUTGOING_VALUE): Likewise.
1139 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1140 * doc/invoke.texi: Document it.
1142 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1144 PR target/22585
1145 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1146 force integer op1 into register for XFmode compares.
1148 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1150 PR middle-end/23971
1151 * expmed.c (alg_code): Add alg_impossible.
1152 (alg_hash_entry): Add cost.
1153 (synth_mult): Record alg_impossible in the hash table if
1154 multiplication by a given integer is impossble within the
1155 limit. Speed up using alg_impossible.
1157 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1159 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1160 argument. Allow and set any offset if needs_anyoffset is passed
1161 in.
1162 (get_constraint_for): Add argument here too.
1163 Pass it down.
1164 (do_structure_copy): Pass NULL to get_constraint_for.
1165 (handle_ptr_arith): Ditto.
1166 (find_func_aliases): Ditto.
1168 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1170 PR rtl-optimization/23898
1171 * output.h (get_attr_min_length): Declare.
1172 * final.c (get_attr_length_1): New function, broken out of:
1173 (get_attr_length).
1174 (get_attr_min_length): New function.
1175 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1176 (duplicate_computed_gotos): Likewise.
1177 * genattr.c (insn_min_length): Generate declaration.
1178 * genattrtab.c (min_fn, min_attr_value): New functions.
1179 (make_length_attrs): Generate insn_min_length.
1181 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1183 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1185 2005-09-20 Richard Henderson <rth@redhat.com>
1187 PR tree-optimization/24059
1188 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1189 EXPAND_STACK_PARM.
1191 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1193 * c.opt (fextended-identifiers): New.
1194 * c-opts.c (c_common_handle_option): Handle
1195 -fextended-identifiers.
1196 * doc/cpp.texi: Update documentation of extended identifiers.
1197 * doc/cppopts.texi (-fextended-identifiers): Document.
1199 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1201 PR tree-optimization/23929
1202 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1203 if expr is NULL.
1205 PR tree-optimization/23818
1206 * tree-stdarg.c (execute_optimize_stdarg): Call
1207 calculate_dominance_info.
1209 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1211 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1212 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1213 (compute_overlap_steps_for_affine_1_2): Use
1214 get_number_of_iters_for_loop.
1215 (analyze_subscript_affine_affine): Check whether difference is
1216 zero first.
1217 Use get_number_of_iters_for_loop.
1218 Check whether overlap occurs outside of bounds.
1219 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1221 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1223 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1224 base register if possible.
1226 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1228 PR tree-optimization/18463
1229 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1230 converting it directly is not possible.
1231 (chrec_convert_aggressive): New function.
1232 * tree-chrec.h (chrec_convert_aggressive): Declare.
1233 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1234 Fold chrec conversions aggressively if asked to.
1235 (instantiate_parameters): Modified because of changes in
1236 instantiate_parameters_1.
1238 2005-09-19 Richard Henderson <rth@redhat.com>
1240 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1241 (reduc_splus_v2df): New.
1243 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1245 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1246 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1248 2005-09-19 Richard Henderson <rth@redhat.com>
1250 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1251 vcondu<SSEMODE12>.
1253 2005-09-19 Richard Henderson <rth@redhat.com>
1255 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1256 (ia64_expand_dot_prod_v8qi): New.
1257 * config/ia64/ia64-protos.h: Update.
1258 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1259 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1260 sdot_prodv8qi, sdot_prodv4hi): New.
1261 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1263 2005-09-19 Richard Henderson <rth@redhat.com>
1265 PR 23941
1266 * real.c (exact_real_truncate): Return false if the format cannot
1267 represent the number as a normal.
1269 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1270 for a memory source.
1272 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1274 * tree-ssa-operands.c (swap_tree_operands): Export.
1275 * tree.h (swap_tree_operands): Declare.
1276 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1277 Call swap_tree_operands.
1279 2005-09-19 Richard Henderson <rth@redhat.com>
1281 * tree-flow.h (merge_alias_info): Declare.
1282 * tree-ssa-copy.c (merge_alias_info): Export.
1283 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1284 (vect_create_data_ref_ptr): Use create_iv directly.
1285 (vectorizable_load): Use correct types for integer constants.
1286 (vect_generate_tmps_on_preheader): Likewise.
1287 (vect_gen_niters_for_prolog_loop): Likewise.
1289 2005-09-19 Steven Bosscher <stevenb@suse.de>
1291 PR rtl-optimization/23943
1292 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1294 2005-09-18 Jan Hubicka <jh@suse.cz>
1296 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1298 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1300 * varasm.c (output_constant): Do not abort on conversions to union
1301 types between different sizes.
1303 2005-09-18 Richard Guenther <rguenther@suse.de>
1305 PR middle-end/23944
1306 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1307 fallback.
1309 2005-09-18 Paul Brook <paul@codesourcery.com>
1311 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1313 2005-09-17 Richard Henderson <rth@redhat.com>
1315 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1316 * tree-ssa-loop.c (pass_vect_dce): Remove.
1317 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1318 of pass_vectorize.
1320 2005-09-17 Richard Henderson <rth@redhat.com>
1322 * tree-pass.h (pass_vect_dce): Declare.
1323 * passes.c (init_optimization_passes): Add it.
1324 * tree-flow.h (tree_ssa_dce): Declare.
1325 * tree-ssa-dce.c (tree_ssa_dce): Export.
1326 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1327 (gate_tree_vectorize): ... here.
1328 (pass_vect_dce): New.
1330 2005-09-17 Jan Hubicka <jh@suse.cz>
1332 * except.c (struct eh_status): Turn region_array into vec.
1333 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1334 convert_from_eh_region_ranges, find_exception_handler_labels,
1335 current_function_has_exception_handlers, assign_filter_values,
1336 build_post_landing_pads, dw2_build_landing_pads,
1337 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1338 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1339 foreach_reachable_handler, can_throw_internal_1,
1340 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1341 region_array.
1342 (duplicate_eh_region_1): Update region_array.
1343 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1345 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1347 PR middle-end/22067
1348 * expmed.c (expand_mult): Substitute simple register for op0 when
1349 computing max_cost.
1351 2005-09-17 Richard Henderson <rth@redhat.com>
1353 * expr.c (emit_move_via_integer): Add force argument, pass it on
1354 to emit_move_change_mode. Update callers.
1355 (emit_move_complex): Pass true to new force argument.
1356 * function.c (expand_function_end): Move expand_eh_return call
1357 earlier. Merge sub-word complex values into a pseudo before
1358 copying to the return hard register.
1360 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1362 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1363 between different sizes.
1365 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1367 PR 23903
1369 * passes.c (init_optimization_passes): Register dump files for
1370 IPA passes first.
1372 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1374 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1375 * config/s390/s390.c (s390_overlap_p): New function.
1376 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1377 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1378 condition.
1380 2005-09-16 Richard Guenther <rguenther@suse.de>
1382 * ipa-pure-const.c (static_execute): Free auxiliar information.
1383 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1384 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1386 2005-09-15 DJ Delorie <dj@redhat.com>
1388 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1390 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1392 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1393 to order operands.
1394 (swap_commutative_operands_with_target): New.
1396 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1398 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1399 parameter.
1400 Update callers.
1401 (estimate_iters_using_array): New function.
1402 * tree-data-ref.h (estimate_iters_using_array): Prototype
1403 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1404 Use estimate_iters_using_array instead of analyze_array.
1406 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1408 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1409 as addressable.
1411 2005-09-15 Michael Matz <matz@suse.de>
1413 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1415 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1417 PR tree-optimization/23835
1418 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1419 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1421 2005-09-14 Richard Henderson <rth@redhat.com>
1423 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1424 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1426 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1428 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1429 in the ARRAY_TYPE case.
1431 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1433 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1435 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1437 PR middle-end/22480
1438 * tree-vect-transform.c (vectorizable_operation): Return false for
1439 scalar shift operations and for vector shift operations with
1440 non-invariant shift arguments. Use scalar tree operand op1 as
1441 a shift operand when vector shift insn pattern uses scalar shift
1442 operand.
1443 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1445 2005-09-14 Olivier Hainque <hainque@adacore.com>
1447 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1448 value if it has side-effects.
1450 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1452 PR target/22068
1453 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1455 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1457 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1458 passed as NAME as if it were label at start of function code.
1460 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1462 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1463 the constraints.
1465 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1467 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1468 as early clobber. Rewrite so the PIC register is not implicitly used.
1470 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1472 * tree.c (annotate_with_file_line): Compare line numbers before
1473 file names.
1475 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1477 PR target/23816
1478 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1479 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1481 2005-09-13 Ian Lance Taylor <ian@airs.com>
1483 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1484 than a HOST_WIDEST_INT to gen_doloop_begin.
1486 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1488 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1490 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1492 PR tree-optimize/23817
1493 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1495 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1497 PR target/23774
1498 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1499 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1500 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1501 (restore_stack_nonlocal): Likewise.
1502 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1504 2005-09-12 Ian Lance Taylor <ian@airs.com>
1506 PR g++/7874
1507 * c.opt (ffriend-injection): New C++ option.
1508 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1509 (C++ Dialect Options): Document -ffriend-injection.
1511 2005-09-12 Josh Conner <jconner@apple.com>
1513 PR middle-end/23237
1514 * ipa-reference.c (static_execute): Don't mark variables in
1515 named sections TREE_READONLY.
1517 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1519 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1520 stack_tie.
1522 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1524 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1525 V_MUST_DEF instead of just the first_use_p.
1526 Don't mark the virtual variables for renaming on the statement which
1527 is being removed.
1528 (pass_dse): Remove TODO_update_ssa.
1530 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1532 PR middle-end/23290
1533 * stor-layout.c (compute_record_mode): For records with a single
1534 field, actually check the field's mode size against the type size.
1536 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1537 registers for TARGET_SHMEDIA.
1538 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1539 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1540 of GENERAL_REGS and FP_REGS.
1542 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1544 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1546 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1548 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1549 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1550 are omitted. Exclude stack_tie insn too.
1552 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1554 PR rtl-optimization/23098
1555 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1556 0.0f is easy.
1557 * config/rs6000/rs6000.md (movdf splitter): Use
1558 const_double_operand predicate for TARGET_POWERPC64.
1559 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1560 SYMBOL_REF method to ABI_V4.
1562 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1563 replace_equiv_address.
1564 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1565 rs6000_sr_alias_set and MEM_NOTRAP.
1566 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1568 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1570 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1571 handle CALL_EXPR again.
1573 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1575 * arm/predicates.md (alignable_memory_operand): Delete.
1577 2005-09-10 Richard Henderson <rth@redhat.com>
1579 PR debug/23806
1580 * dbxout.c (dbxout_expand_expr): New.
1581 (dbxout_symbol): Use it.
1583 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1585 * arm.c (arm_gen_rotated_half_load): Delete.
1586 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1587 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1588 (thumb_set_return_address): Likewise.
1589 (thumb_load_double_from_address): Use adjust_address.
1590 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1591 (extendhsisi2_mem, movhi_bytes): Use change_address.
1592 (movhi): Use widen_memory_access.
1593 (reload_out_df): Use replace_equiv_address.
1594 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1596 2005-09-09 Richard Henderson <rth@redhat.com>
1598 PR debug/20998
1599 * dbxout.c: Include expr.h.
1600 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1601 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1602 * Makefile.in (dbxout.o): Add EXPR_H.
1604 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1606 PR tree-optimization/23509
1607 * tree-cfg.c (replace_uses_by): Use replace_exp.
1608 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1609 pointers have name_mem_tag or type_mem_tag set.
1611 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1613 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1614 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1615 of wrongly accessing operands.
1617 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1619 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1620 * tree-chrec.c: Include tree-scalar-evolution.h.
1621 (chrec_convert): Instantiate the base and step before calling
1622 scev_probably_wraps_p that would fail on parametric evolutions.
1623 Collect all the fails into a single section failed_to_convert,
1624 print a diagnostic, and return chrec_dont_know instead of calling
1625 fold_convert.
1626 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1627 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1628 phi nodes.
1629 (scev_const_prop): Don't replace the definition of a loop closed ssa
1630 phi node by itself, or by another loop closed ssa phi node.
1631 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1632 that base and step are defined.
1634 2005-09-09 Richard Guenther <rguenther@suse.de>
1636 PR c++/23624
1637 * fold-const.c (fold_ternary): Check truth_value_p before
1638 calling invert_truthvalue.
1640 2005-09-09 Nick Clifton <nickc@redhat.com>
1642 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1643 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1644 dimension of these arrays.
1645 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1646 these arrays.
1647 * longlong.h: Only provide a prototype for the __clz_tab[] array
1648 if this header has not been included from libgcc2.h.
1649 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1650 defining own types.
1651 Provide prototypes for exported functions.
1652 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1653 libgcc2.c.
1655 2005-09-08 Josh Conner <jconner@apple.com>
1657 PR c++/21135
1658 PR c++/23180
1659 * expr.c (expand_expr_addr_expr_1): Don't invoke
1660 expand_simple_binop for EXPAND_INITIALIZER.
1662 2005-09-08 Richard Henderson <rth@redhat.com>
1664 PR debug/23190
1665 * toplev.c (wrapup_global_declaration_1): Split out ...
1666 (wrapup_global_declaration_2): ... from ...
1667 (wrapup_global_declarations): ... here. Return bool.
1668 (check_global_declaration_1): Split out ...
1669 (check_global_declarations): from here.
1670 (emit_debug_global_declarations): New.
1671 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1672 check_global_declaration_1, emit_debug_global_declarations): Declare.
1673 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1674 of decls. Call wrapup_global_declaration_1,
1675 wrapup_global_declaration_2, check_global_declaration_1 directly.
1676 (c_write_global_declarations_2): New.
1677 (ext_block): New.
1678 (c_write_global_declarations): Call c_write_global_declarations_2.
1679 * langhooks.c (write_global_declarations): Call
1680 emit_debug_global_declarations.
1682 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1683 remove decls that have DECL_RTL_SET_P.
1684 * passes.c (rest_of_decl_compilation): Invoke
1685 cgraph_varpool_finalize_decl for all but functions.
1687 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1689 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1690 the result of a conversion if the new min and max cannot be compared.
1692 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1694 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1695 (override_options): Setting s390_sr_alias_set removed.
1696 (save_fpr, save_gprs): Set alias set to vararg or frame.
1697 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1698 s390_sr_alias_set with get_frame_alias_set ().
1699 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1700 get_varargs_alias_set ().
1702 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1704 PR objc/20574
1705 PR objc/19324
1706 * c-parser.c (c_parser_objc_method_definition): If the next
1707 token is not "{", error out and don't start the function.
1709 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1711 * tree-vrp.c (extract_range_from_expr): Move the check for non
1712 nullness after the check for gimple invariant.
1714 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1716 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1718 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1720 PR target/23747
1721 * config/m32r.md (movmemsi_internal): Canonicalize order of
1722 operands in PLUS component of template.
1724 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1726 * reload1.c (fixup_eh_region_note): Remove assertion.
1727 (fixup_abnormal_edges): Reverted removal of call to
1728 find_many_sub_basic_blocks made on 2005-08-31.
1730 2005-09-07 Richard Henderson <rth@redhat.com>
1732 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1733 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1734 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1735 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1736 rearrange for better packing.
1737 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1738 (lookup_cfa_1): Remove inline marker.
1739 (cfa_equal_p): Split out of ...
1740 (def_cfa_1): ... here. Use INVALID_REGNUM.
1741 (build_cfa_loc): Handle !cfa->indirect.
1742 (frame_pointer_cfa_offset): New.
1743 (dbx_reg_number): Assert register elimination performed; do
1744 leaf register remapping.
1745 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1746 (eliminate_reg_to_offset): New.
1747 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1748 for verifiably local stack frame addresses; re-base to CFA.
1749 (mem_loc_descriptor): Remove can_use_fbreg argument.
1750 (concat_loc_descriptor, loc_descriptor): Likewise.
1751 (containing_function_has_frame_base): Remove.
1752 (rtl_for_decl_location): Don't do register elimination or
1753 leaf register remapping here.
1754 (secname_for_decl): Split out from ..
1755 (add_location_or_const_value_attribute): ... here.
1756 (convert_cfa_to_loc_list): New.
1757 (compute_frame_pointer_to_cfa_displacement): New.
1758 (gen_subprogram_die): Use them.
1759 * tree.h (frame_base_decl): Remove.
1760 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1761 (prologue_stack_adjust): Remove.
1762 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1763 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1764 (set_frame_base_location): Remove.
1765 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1766 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1767 (vt_add_function_parameters): Don't eliminate_regs.
1768 (vt_initialize): Don't create frame_base_decl.
1770 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1772 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1773 version of GNU binutils for 4.x and later.
1775 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1777 * ggc-page.c (ggc_push_context): Remove.
1778 (ggc_pop_context): Likewise.
1779 * ggc.h (ggc_push_context): Remove.
1780 (ggc_pop_context): Likewise.
1782 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1784 PR target/8973
1785 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1786 returning from an interrupt handler.
1788 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1790 PR target/8972
1791 * config/arc/arc.c (output_shift): Add check for loop count when
1792 optimizing.
1794 2005-09-06 Steven Bosscher <stevenb@suse.de>
1796 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1797 form manually.
1798 (abs_replacement): Likewise.
1799 (pass_phiopt): Remove TODO_update_ssa.
1801 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1803 PR c/23075
1804 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1805 if "return with no value, in function returning non-void" warning
1806 has been issued.
1807 * tree-cfg.c (execute_warn_function_return): Don't look at
1808 RETURN_EXPRs with TREE_NO_WARNING set.
1810 PR target/22362
1811 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1812 for internal functions doesn't use registers used by global registers
1813 variables. Use fewer register parameters if there are global register
1814 variables.
1816 2005-09-06 Olivier Hainque <hainque@adacore.com>
1817 Eric Botcazou <ebotcazou@adacore.com>
1819 PR middle-end/14997
1820 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1821 when we would be extracting outside its bit span (bitpos+bitsize
1822 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1823 Ada unchecked conversions.
1825 2005-09-06 Steven Bosscher <stevenb@suse.de>
1827 * tree-ssa-pre.c (try_look_through_load): New function.
1828 (compute_avail): Use it to try to look through loads for some
1829 more useful expressions.
1831 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1833 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1834 condition for detecting cases like (a&a) and (a^a).
1836 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1838 * common.opt: Add option ftree-vect-loop-version.
1839 * params.def: Add --param vect-max-version-checks.
1840 * doc/invoke.texi: Document ftree-vect-loop-version and
1841 --param vect-max-version-checks.
1842 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1843 may_misalign_stmts and defines for accessors.
1844 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1845 LOOP_VINFO_MAY_MISALIGN_STMTS.
1846 (destroy_loop_vec_info): VEC_free for
1847 LOOP_VINFO_MAY_MISALIGN_STMTS.
1848 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1849 Update documentation.
1850 (vect_update_misalignment_for_peel): New.
1851 (vect_enhance_data_refs_alignment): Update to choose loop
1852 peeling or loop versioning if appropriate for the (potentially)
1853 unaligned data references in the loop.
1854 (vect_analyze_data_refs_alignment): Remove call to
1855 vect_enhance_data_refs_alignment so the checks can be done
1856 earlier.
1857 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1858 and move up call to vect_analyze_data_refs_alignment.
1859 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1860 (vect_transform_loop): Add call to loop_version.
1862 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1864 PR rtl-optimization/23098
1865 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1866 * simplify-rtx.c (constant_pool_reference_p): New function.
1867 * rtl.h (constant_pool_reference_p): New prototype.
1868 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1869 constant_pool_reference_p in condition and
1870 avoid_constant_pool_reference in preparation statements.
1872 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1874 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1875 STRICT_LOW_PART SETs.
1877 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1879 PR middle-end/21460
1880 * except.c (sjlj_emit_function_enter): Find the function begin
1881 note even when it's not in first basic block.
1883 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1885 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1886 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1887 * aclocal.m4: Regenerate.
1889 2005-09-05 DJ Delorie <dj@redhat.com>
1891 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1892 of macro.
1894 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1896 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1897 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1898 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1899 Follow spelling conventions.
1900 * doc/invoke.texi: Follow spelling conventions.
1902 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1904 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1905 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1906 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1908 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1910 PR target/23683
1911 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1912 (output_stack_adjust): Use gen_tmp_stack_mem.
1913 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1914 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1915 (sh_get_pr_initial_val): Likewise.
1916 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1917 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1918 * sh.md (divsi_inv_m0): Use gen_const_mem.
1919 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1920 (movdf_i4+1): Use gen_tmp_stack_mem.
1921 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1922 (fpu_switch+2): Likewise.
1923 (movv4sf_i, movv16sf_i): Use adjust_address.
1924 (symGOT_load): Set MEM_NOTRAP_P bit.
1926 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1928 PR target/23721
1929 * pa.c (emit_move_sequence): Fix typo in last change.
1931 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1933 PR rtl-optimization/23454
1934 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1935 is true.
1937 2005-09-03 Richard Henderson <rth@redhat.com>
1938 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1940 PR middle-end/23671
1941 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1942 gen_rtx_MEM.
1944 2005-09-02 Nicolas Pitre <nico@cam.org>
1946 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1947 to bit_count to 32 bits.
1949 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1951 PR c++/23167
1952 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1953 generating synthetic loads from volatile lvalues.
1955 005-09-02 Nick Clifton <nickc@redhat.com>
1957 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1958 __ctzhi2, __clzhi2): New functions.
1960 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1962 PR middle-end/23547
1963 * tree-nested.c (struct var_map_elt): Mark with GTY.
1964 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1965 var_map_elt.
1966 (lookup_field_for_decl): Allocate new element in GC memory.
1967 (lookup_tramp_for_decl): Likewise.
1968 (convert_nl_goto_reference): Likewise
1969 (create_nesting_tree): Allocate info in GC memory. Likewise for
1970 info->var_map.
1971 (free_nesting_tree): Free with ggc_free instead of free.
1972 (root): New static variable.
1973 (lower_nested_functions): Remove root as local variable. And zero out
1974 root at the end of the function.
1976 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1978 PR rtl-optimization/20365
1979 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1980 to short. New member ix.
1981 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1982 (simplify_plus_minus): Initialize ix members before calling qsort.
1984 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1986 PR tree-optimization/23626
1987 * tree-cfg.c (replace_uses_by): Clean up eh info.
1989 2005-09-01 DJ Delorie <dj@redhat.com>
1991 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1992 fprintf.
1994 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1996 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1997 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1998 gen_rtx_MEM.
2000 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2002 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2003 do not issue warning for a variable definition following
2004 a declaration.
2006 2005-09-01 Richard Henderson <rth@redhat.com>
2008 PR 23668
2009 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2010 conversion to CONST_VECTOR.
2012 2005-09-01 Richard Henderson <rth@redhat.com>
2014 PR 23676
2015 * reload1.c (reload_as_needed): Check !CALL_P before calling
2016 fixup_eh_region_note.
2017 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2019 2005-09-01 DJ Delorie <dj@redhat.com>
2021 * varasm.c (output_constant): Let the target resolve
2022 conversions of addresses to non-default pointer sizes.
2024 2005-09-01 Nicolas Pitre <nico@cam.org>
2026 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2027 to alow matching ARM pre-indexed addressing mode.
2028 (arm_override_options): Remove now irrelevant comment.
2030 2005-09-01 Phil Edwards <phil@codesourcery.com>
2032 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2033 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2034 * config/i386/vxworks.h: Likewise.
2035 * config/i386/t-vxworksae: New file, for VxWorks AE.
2036 * config/i386/vxworksae.h: Likewise.
2038 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2040 PR tree-optimization/23410
2041 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2042 sequence is not wrapping during the first step.
2044 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2046 PR debug/7241
2047 * dwarf2out.c (base_type_die): Compare char_type_node with
2048 TYPE_MAIN_VARIANT (type), not type.
2050 2005-09-01 Richard Guenther <rguenther@suse.de>
2052 PR tree-optimization/15366
2053 * common.opt: Add -finline-functions-called-once.
2054 Put -fearly-inlining in alphabetically ordered place.
2055 * doc/invoke.texi: Document new option.
2056 * ipa-inline.c (cgraph_decide_inlining): Honour
2057 flag_inline_functions_called_once.
2059 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2061 PR rtl-optimization/23478
2062 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2063 (alloc_qty): Initialize it.
2064 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2065 (combine_regs): Combine also n_throwing_calls_crossed fields.
2066 (find_free_reg): Don't attempt to caller-save pseudos crossing
2067 calls that might throw.
2068 * global.c (struct allocno): Add throwing_calls_crossed field.
2069 (global_alloc): Revert 2005-08-22 change. Initialize
2070 throwing_calls_crossed.
2071 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2072 might throw.
2074 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2076 PR target/23649
2077 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2078 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2079 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2080 (and64_2_operand): Tweak to use predicate.
2081 (and_operand): Adjust for mask_operand changes.
2082 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2083 (print_operand): Likewise.
2084 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2085 (mask64_1or2_operand): Delete.
2086 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2087 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2088 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2089 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2090 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2091 (rotldi3_internal4): Likewise.
2092 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2093 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2094 (ashldi3_internal7): Likewise.
2095 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2096 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2097 (anddi3 split): Don't match mask64_operand.
2098 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2099 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2100 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2101 't' splitter predicate.
2102 (movdi_internal64 + 2): Revert 2005-06-11 change.
2104 2005-08-31 DJ Delorie <dj@redhat.com>
2106 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2107 (m32c_asm_integer): Add support for 32 bit pointers.
2109 2005-08-31 Richard Henderson <rth@redhat.com>
2111 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2112 component-like references for setting MEM_NOTRAP_P.
2114 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2115 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2117 2005-08-31 Richard Henderson <rth@redhat.com>
2119 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2120 into a pseudo before applying gen_lowpart.
2122 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2124 * doc/install.texi (Specific): Update cctools version required
2125 for full functionality.
2126 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2127 linkers as -macosx_version_min.
2129 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2131 PR target/21255
2132 * sh.c (print_operand, %R and %S): Add handling of floating point
2133 registers, memory, constants and invalid operands.
2135 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2137 * ipa-pure-const.c: Change dump name.
2139 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2141 PR target/23570
2142 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2143 to "reg_or_0_operand".
2144 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2146 2005-08-31 Dale Johannesen <dalej@apple.com>
2148 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2149 loops that count down.
2151 2005-08-31 Richard Henderson <rth@redhat.com>
2153 PR rtl-opt/23601
2154 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2155 (fixup_eh_region_note): New.
2156 (reload_as_needed): Call it.
2157 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2158 don't call find_many_sub_basic_blocks; call verify_flow_info.
2159 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2160 (keep_stack_depressed): Likewise.
2161 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2163 2005-08-31 Richard Henderson <rth@redhat.com>
2165 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2166 fp return matching.
2168 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2170 * expr.c (expand_expr_real_1): Compare size of address
2171 mode to target's address mode size in deciding expansion of
2172 the constant address.
2174 2005-08-31 Richard Guenther <rguenther@suse.de>
2176 PR middle-end/23477
2177 * expr.c (all_zeros_p): New function.
2178 (expand_expr_real_1): Handle the case of an all-zero
2179 non-addressable constructor separately.
2181 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2183 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2184 arguments, adjust all callers.
2185 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2187 2005-08-30 Richard Henderson <rth@redhat.com>
2189 PR target/23630
2190 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2191 whenever the mode sizes match.
2193 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2195 * calls.c (load_register_parameters): Fix comment typo.
2196 * expr.c (emit_push_insn): Comment formatting.
2198 2005-08-30 Ian Lance Taylor <ian@airs.com>
2200 * config/i386/x-cygwin (host-cygwin): Change dependency from
2201 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2203 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2205 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2206 parts of 'vals'.
2208 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2210 PR middle-end/23408
2211 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2212 call to ggc_collect.
2214 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2216 PR bootstrap/21268
2217 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2218 beginning. Remove $(INCLUDES) from all the rules, if following
2219 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2221 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2223 PR middle-end/23484
2224 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2225 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2226 not constant, but maxlen is, don't set len to maxlen, rather
2227 set maxlen to len if len is a constant.
2229 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2231 PR tree-optimization/23475
2232 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2233 and counts.
2235 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2237 Fix PR middle-end/22455
2239 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2240 Checksum only the parts of the tree that exist for the tree code.
2242 2005-08-28 Dale Johannesen <dalej@apple.com>
2244 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2246 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2248 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2250 2005-08-28 Richard Henderson <rth@redhat.com>
2252 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2253 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2254 of char_type_node.
2256 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2258 PR ada/23593
2259 * builtins.c (get_memory_rtx): Don't strip nops
2260 in between COMPONENT_REFs.
2262 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2264 PR middle-end/23463
2265 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2266 types.
2267 (gimplify_modify_expr): Check for zero sized types and gimplify the
2268 rhs and lhs as statements.
2270 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2272 PR libgcj/23508
2273 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2274 state for return address column of signal frames.
2276 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2278 PR target/23539
2279 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2280 bytes >= 2 not bytes == 2.
2281 (expand_block_move): Same.
2283 2005-08-27 Richard Guenther <rguenther@suse.de>
2285 PR target/23575
2286 * config/i386/sse.md (sse2_movsd): Add missing closing
2287 braces.
2289 2005-08-27 Paul Brook <paul@codesourcery.com>
2291 * genrecog.c (enum decision_type): Add DT_num_insns.
2292 (struct decision_test): Add u.num_insns.
2293 (add_to_sequence): Add DT_num_insns test.
2294 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2295 (write_cond, debug_decision_2): Ditto.
2296 (change_state): Assume peep2_next_insn never fails.
2297 Remove "afterward" argument.
2298 (write afterward, write_tree): Update to match.
2299 * recog.c (peep2_current_count): New variable.
2300 (peep2_next_insn): Check it.
2301 (peephole2_optimize): Set peep2_current_count.
2302 * recog.h (peep2_current_count): Declare.
2304 2005-08-26 Josh Conner <jconner@apple.com>
2306 PR middle-end/23584
2307 * ipa-pure-const.c (check_tree): Check for volatile-ness
2308 when considering a dereference.
2310 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2312 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2314 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2316 PR rtl-optimization/23561
2317 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2318 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2319 at most LEN bytes long memory fits into the field.
2320 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2321 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2322 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2324 2005-08-26 Richard Henderson <rth@redhat.com>
2326 PR rtl-opt/23560
2327 * loop.c (biased_biv_may_wrap_p): New.
2328 (maybe_eliminate_biv_1): Use it to suppress non-equality
2329 comparison transformations. Delete disabled code.
2331 2005-08-26 Ian Lance Taylor <ian@airs.com>
2333 * combine.c (make_extraction): Avoid reference outside object.
2335 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2337 * stor-layout.c (finalize_type_size): Restore behaviour for
2338 non-aggregate types to the status quo ante of the patch for
2339 pr 23467. Document why it matters.
2341 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2343 PR c/23506
2344 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2345 array by one element, initialize the BT_LAST element with NULL.
2347 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2349 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2350 optimizing for size.
2351 (plus_eqsi): Same.
2352 (compare_plus_eqsi): Same.
2353 (plus_eqsi_compare): Same.
2354 (neg_eq0<mode>): Same.
2355 (neg_eq<mode>): Same.
2357 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2358 PROCESSOR_POWER4.
2360 2005-08-26 Nick Clifton <nickc@redhat.com>
2362 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2363 TARGET_EP is not defined.
2364 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2365 TARGET_EP is enabled.
2366 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2367 * config/v850/v850.md (save_all_interrupt): Only use the EP
2368 register if TARGET_EP is defined.
2369 (restore_all_interrupt): Likewise.
2370 * config/v850/lib1funcs.asm: Update functions so that the EP
2371 register is only used if __EP__ is defined.
2373 2005-08-26 David Ung <davidu@mips.com>
2375 * config/mips/mips.c (mips_expand_prologue): Handle case when
2376 generating for MIPS16 and the outgoing argument area is more than
2377 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2378 add instruction.
2380 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2382 * config/crx/crx.md: Make doloop_end pattern usage controllable
2383 via mloop-nesting=<max-nesting> command line switch. Make sure
2384 the combiner cannot use doloop_end_<mode> in an illegal way.
2385 * config/crx/crx.c: Use regs up to r6 for argument passing.
2386 Refine crx_address_cost (non cst4 displacements are expensive).
2387 * config/crx/crx.opt: Add switch for mloop-nesting=.
2389 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2391 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2392 (UNSPEC_MVST): New constant.
2394 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2396 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2397 Reject operands containing eliminable registers.
2398 * testsuite/gcc.dg/20050825-1.c: New testcase.
2400 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2401 Jan Hubicka <jh@suse.cz>
2403 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2405 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2407 PR tree-optimization/23546
2408 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2409 and REAL_CST nodes.
2411 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2413 * params.def (PARAM_MIN_SPEC_PROB): New.
2414 * sched-rgn.c (MIN_PROBABILITY): Delete.
2415 (compute_trg_info): Convert to PARAM_VALUE.
2416 * doc/invoke.texi (param): Document min-spec-prob.
2418 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2420 * config/darwin.h: define __PIC__
2421 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2422 TARGET_OS_CPP_BUILTINS macro.
2424 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2426 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2427 yesterday.
2429 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2431 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2432 to duplicate_block.
2433 * cfghooks.c (duplicate_block): Added position where to place
2434 new block as argument.
2435 * cfghooks.h (duplicate_block): Declaration changed.
2436 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2437 duplicate_block.
2438 * cfglayout.h (copy_bbs): Declaration changed.
2439 * cfgloop.h (loop_version): Declaration changed.
2440 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2441 position to copy_bbs.
2442 (loop_version): Pass position to duplicate_loop_to_header_edge.
2443 Add place_after argument and position new blocks according to
2444 it.
2445 * modulo-sched.c (sms_schedule): Pass place_after argument
2446 to loop_version.
2447 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2448 * tree-cfg.c (split_edge_bb_loc): New function.
2449 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2450 to determine position of new blocks.
2451 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2452 to loop_version.
2453 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2454 argument to duplicate_block.
2455 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2456 Pass position to copy_bbs.
2458 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2460 * fold-const.c (ptr_difference_const): Use
2461 cst_and_fits_in_hwi instead of host_integerp.
2463 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2465 * config/darwin.c (gen_pic_offset): New.
2466 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2467 Use it.
2469 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2471 PR tree-optimization/23486
2472 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2474 2005-08-23 Phil Edwards <phil@codesourcery.com>
2476 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2477 remove use_collect2.
2478 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2480 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2481 configuration files to override the default value.
2483 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2484 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2485 * config/vx-common.h: New file, split out from...
2486 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2487 * config/vxworksae.h: New file, for VxWorks AE.
2488 * config/vxworks.opt: New file.
2489 * config/vxlib.c: Update for VxWorks 6.
2491 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2492 other MULTILIB_* variables appropriately.
2493 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2494 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2495 * config/rs6000/vxworks.h: Update for VxWorks 6.
2496 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2498 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2500 PR target/20799
2501 * config/darwin.c (machopic_select_section): Remove the hack to
2502 mark "::operator new" and "::operator delete" for coalescing
2503 even though they are not weak.
2505 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2507 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2508 * configure: Regenerate.
2510 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2512 PR middle-end/23517
2513 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2514 between vectors.
2515 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2516 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2517 Likewise.
2519 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2521 * config/rs6000/predicates.md (equality_operator): New.
2522 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2523 comparison with a large constant.
2525 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2527 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2529 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2531 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2532 registers is even, and we have a hardware double precision fp,
2533 align the buffer.
2534 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2535 size of current argument when checking if argument was passed in
2536 registers.
2538 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2540 PR middle-end/23467
2541 * stor-layout.c (finalize_type_size): Dont override
2542 existing alignment with a smaller alignment from the mode.
2544 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2546 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2547 * lambda.h (lambda_vector_lexico_pos): ... here.
2548 * tree-data-ref.c (build_classic_dist_vector): Return false when
2549 the distance vector is lexicographically negative.
2551 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2553 PR tree-optimization/23511
2554 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2555 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2557 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2559 PR tree-optimization/22043
2560 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2561 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2562 If ALLOW_FLEXARR, handle types ending with flexible array member.
2563 Pass false as second argument to recursive count_type_elements calls.
2564 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2565 argument to count_type_elements call.
2566 * tree-sra.c (decide_block_copy): Likewise.
2567 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2568 for a constant-sized object, set cleared as well. Pass true as
2569 second argument to count_type_elements call.
2571 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2573 PR target/21571
2574 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2575 from legitimate_small_data_p, and make global. Update use.
2576 Remove forward declaration.
2577 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2578 Declare.
2579 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2581 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2583 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2584 of scratch intermediates.
2585 (eq<mode>_compare): Same.
2586 (neg_eq0<mode>): New.
2587 (neg_eq<mode>): Convert to define_insn_and_split.
2589 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2591 PR target/23070
2592 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2593 stdarg functions, set/clear the fp marker even when no variable
2594 args are passed.
2595 * config/rs6000/sysv4.opt (mprototype): Describe.
2597 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2599 PR rtl-optimization/23478
2600 * regs.h (reg_info): Add throw_calls_crossed.
2601 (REG_N_THROWING_CALLS_CROSSED): Define.
2602 * flow.c (allocate_reg_life_data): Initialize
2603 REG_N_THROWING_CALLS_CROSSED.
2604 (propagate_one_insn, attempt_auto_inc): Update
2605 REG_N_THROWING_CALLS_CROSSED.
2606 * global.c (global_alloc): Don't allocate pseudos across
2607 calls that may throw.
2609 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2611 PR c/18715
2612 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2613 value is inbetween the range if we did not find an exact match.
2615 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2617 * doc/invoke.texi (Option Summary): Add ms1 options.
2618 * doc/extend.texi: Document interrupt handler attribute for ms1.
2619 * doc/md.texi: Document ms1 constraints.
2620 * config.gcc: Add ms1-*-elf.
2621 * config/ms1/ms1.h: New.
2622 * config/ms1/ms1.c: New.
2623 * config/ms1/ms1.md: New.
2624 * config/ms1/ms1-protos.h: New.
2625 * config/ms1/ABI.txt: New.
2626 * config/ms1/crti.asm: New.
2627 * config/ms1/crtn.asm: New.
2628 * config/ms1/lib2extra-funcs.c: New.
2629 * config/ms1/t-ms1: New.
2630 * config/ms1/ms1.opt: New.
2632 2005-08-22 Ira Rosen <irar@il.ibm.com>
2634 * config/rs6000/altivec.md (xorv4sf3): New.
2635 (negv4sf2, neg<mode>2): Likewise.
2637 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2639 PR target/23485
2640 * config/ia64/ia64.md (divsi3): Check divide by zero.
2641 (udivsi3): Likewise.
2642 (divdi3): Likewise.
2643 (udivdi3): Likewise.
2645 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2647 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2648 up to elem_bitsize bits, not max_bitsize.
2650 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2652 PR tree-optimization/23433
2653 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2654 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2656 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2658 PR tree-optimization/23434
2659 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2660 the iteration bound is not an INTEGER_CST.
2662 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2664 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2665 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2666 NULL if need_epilog_adjust is false.
2667 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2668 Case 3 always peels first itration, not just for PLUS case, and no need
2669 to use scalar_initial_def here. Create an epilog adjustment only if
2670 scalar_initial_def is not NULL.
2672 (vectorizable_reduction): Remove assert.
2674 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2676 PR target/23485
2677 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2678 (__moddi3): Likewise.
2679 (__udivdi3): Likewise.
2680 (__umoddi3): Likewise.
2681 (__divsi3): Likewise.
2682 (__modsi3): Likewise.
2683 (__udivsi3): Likewise.
2684 (__umodsi3): Likewise.
2686 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2688 * tree-pass.h (TDF_GRAPH): Define.
2689 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2690 * passes.c (finish_optimization_passes): Only call
2691 finish_graph_dump_file if TDF_GRAPH is set.
2692 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2693 NULL. Set TDF_GRAPH bit.
2694 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2696 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2698 * arm.h (arm_stack_offsets): Add locals_base field.
2699 * arm.c (arm_get_frame_offsets): Compute it.
2700 (thumb_compute_initial_elimination offset): Make the Thumb frame
2701 pointer point to the base of the local variables.
2702 (thumb_expand_prologue): Update accordingly.
2703 (thumb_expand_epilogue): Likewise.
2705 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2706 mode of clobbered scratch to DImode. Handle a case that's known to
2707 need this.
2709 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2711 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2712 (gt0<mode>_compare): Delete.
2713 (neg_gt0<mode>): Delete.
2715 2005-08-19 Eric Christopher <echristo@apple.com>
2717 * optabs.h: Change CTI_ to COI_.
2718 * optabs.c: Ditto.
2720 2005-08-19 James E Wilson <wilson@specifix.com>
2722 * builtins.c (expand_builtin_return_addr): Set
2723 current_function_accesses_prior_frames when count != 0. Use
2724 frame_pointer_rtx when count == 0.
2725 * function.h (struct function): Add accesses_prior_frames field.
2726 (current_function_accesses_prior_frames): Define.
2727 * reload1.c (init_elim_table): Check
2728 current_function_accesses_prior_frames.
2729 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2731 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2733 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2734 indicator. Return true if the flowgraph changed during
2735 cleanup.
2737 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2739 PR 23476
2740 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2741 conditional expression before testing its value.
2743 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2745 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2747 2005-08-19 Devang Patel <dpatel@apple.com>
2749 PR tree-optimization/23048
2750 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2751 third parameter. Check whether latch is dominated by exit
2752 block or not.
2753 (if_convertible_loop_p): Supply exit block itself to
2754 if_convertible_bb_p.
2756 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2758 PR target/23473
2759 * arm.md (arm_load_pic_register): Change argument to the mask of
2760 saved registers. Call thumb_find_work_register if we need a
2761 scratch register on Thumb.
2762 (arm_expand_prologue): Pass empty register set to
2763 arm_load_pic_register.
2764 (thumb_expand_prologue): Pass live_regs_mask directly to
2765 arm_load_pic_register.
2766 * arm-protos.h (arm_load_pic_register): Update prototype.
2768 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2770 * sh.c (find_sole_member): New function.
2771 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2772 if the record's alignment is larger than the size of its only member.
2774 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2776 PR target/23436
2777 * arm.c (thumb_legitimize_reload_address): New function.
2778 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2779 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2781 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2783 * config/crx/crx.c: Implement crx_decompose_address. Reject
2784 symbolic displacements since CRX register relative adressing
2785 mode can't handle unsigned 32-bit values as displacements.
2786 * config/crx/crx.h: Simplify definitions, remove redundant
2787 parenthesis and obsolete macros.
2788 * config/crx/crx.opt: Add new switch for debugging addresses.
2789 * config/crx/crx-protos.h: Add new declarations for above.
2791 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2793 PR middle-end/20624
2794 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2795 looking past it.
2797 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2799 * collect2.c (dup2): Delete.
2800 * configure.ac: Don't check for dup2.
2802 * config.in, configure: Regenerate.
2804 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2806 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2807 record with the type of its only member.
2809 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2811 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2812 define_insn_and_split.
2813 (plus_ltu<mode>_compare): Same.
2814 (gtu<mode>_compare): Same.
2815 (plus_gtu<mode>_compare): Same.
2817 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2819 PR tree-optimization/22228
2820 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2821 todo_flags_start.
2822 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2823 are recorded in vect_vnames_to_rename for renaming.
2824 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2825 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2826 in vect_vnames_to_rename.
2827 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2828 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2830 2005-08-18 Jan Hubicka <jh@suse.cz>
2832 PR c++/22034
2833 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2834 info only for local statics, not for member variables.
2836 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2838 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2840 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2842 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2844 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2846 PR middle-end/16045
2847 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2849 2005-08-17 James E Wilson <wilson@specifix.com>
2851 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2852 array size check.
2854 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2856 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2857 (leu<mode>_compare): Same.
2858 (plus_leu<mode>): Same.
2859 (neg_leu<mode>): Same.
2860 (and_neg_leu<mode): Same.
2861 (ltu<mode>_compare): Same.
2862 (plus_ltu<mode>): Same.
2863 (geu<mode>): Same.
2864 (geu<mode>_compare): Same.
2865 (plus_geu<mode>): Same.
2866 (neg_geu<mode>): Same.
2867 (and_neg_geu<mode>): Same.
2868 (plus_gt<mode>): Same.
2869 (gtu<mode>_compare): Same.
2870 (plus_gtu<mode>): Same.
2872 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2874 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2875 Move call_table_data to end. Delete spurious .text.
2876 (callt_save_all_interrupt): Fix comment typo.
2878 2005-08-17 James E Wilson <wilson@specifix.com>
2879 Kevin Winchester <winchester@amirix.com>
2881 PR target/21684
2882 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2884 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2886 PR target/23268
2887 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2888 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2890 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2892 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2893 record with the type of its only member if the modes don't match.
2895 * varasm.c (decode_reg_name): Skip empty additional register names.
2897 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2899 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2900 lsm_tmp_name_length): New.
2901 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2902 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2904 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2905 Andreas Krebbel <krebbel1@de.ibm.com>
2907 * config.gcc: Added z9-109 switch.
2908 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2909 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2910 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2911 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2912 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2913 for "z9_109" cpu attribute.
2914 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2915 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2916 (s390_handle_arch_option): Added z9-109 switch.
2917 (override_options): Set respective cost function for z9-109.
2918 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2919 (legitimate_reload_constant_p): Accept extended immediates.
2920 (print_operand): Three new output modifiers added: k, m and o.
2921 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2922 (s390_output_mi_thunk): Use extended immediate when possible.
2923 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2924 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2925 (CONSTRAINT_LEN): Added length of O constraint.
2926 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2927 * config/s390/s390.md ("cpu"): New value z9_109 added.
2928 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2929 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2930 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2931 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2932 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2933 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2934 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2935 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2936 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2937 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2938 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2939 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2940 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2941 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2942 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2943 immediates.
2944 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2945 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2946 insns for TARGET_EXTIMM.
2948 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2950 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2952 2005-08-17 Nick Clifton <nickc@redhat.com>
2954 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2955 Call default_encode_section_info.
2957 2005-08-17 Steven Bosscher <stevenb@suse.de>
2959 PR tree-optimization/21574
2960 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2961 constant, return CONSTANT.
2962 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2963 (ccp_fold, visit_assignment): Likewise.
2964 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2966 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2968 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2969 fold_buildN instead of buildN then fold_initializer or fold.
2970 (build_unary_op): Likewise.
2971 (build_binary_op): Likewise.
2972 * fold-const.c (fold_initializer): Remove.
2973 (fold_build1_initializer): New function.
2974 (fold_build2_initializer): New function.
2975 (fold_build3_initializer): New function.
2976 * tree.h (fold_initializer): Remove.
2977 (fold_build1_initializer): New function.
2978 (fold_build2_initializer): New function.
2979 (fold_build3_initializer): New function.
2981 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2983 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2984 (try_move_mult_to_index): Call fold_build2 instead of build2.
2985 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2986 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2987 fold_binary_to_constant.
2988 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2989 fold (build.
2990 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2991 check if A == gcd (A, B). Remove TYPE argument.
2992 (analyze_offset) Use fold_build2 instead of fold (build.
2993 (create_data_ref): Likewise.
2994 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2995 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2996 then fold.
2998 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3000 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3001 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3003 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3005 PR tree-opt/23402
3006 * gimplify.c (zero_sized_type): New function.
3007 (gimplify_modify_expr_rhs): If we have a zero sized type,
3008 replace the statement with an empty statement.
3010 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3012 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3013 fxsave.
3015 2005-08-16 Ian Lance Taylor <ian@airs.com>
3017 * doc/tm.texi (Label Output): Correct typo.
3019 2005-08-16 Steven Bosscher <stevenb@suse.de>
3021 PR target/23376
3022 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3023 force_operand will work later on using have_insn_for.
3025 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3027 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3029 2005-08-16 Ian Lance Taylor <ian@airs.com>
3031 PR c++/23337
3032 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3033 vector type, don't try to construct it element by element. Add an
3034 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3036 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3038 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3040 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3042 * doc/invoke.texi (Precompiled Headers): Document some more options
3043 which are known to be safe.
3045 2005-08-16 James E Wilson <wilson@specifix.com>
3047 PR tree-optimization/21105
3048 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3049 TREE_OVERFLOW check.
3051 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3053 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3054 (neg_ltu<mode>): Same.
3055 (gtu<mode>): Same.
3056 (neg_gtu<mode>): Same.
3058 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3060 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3061 (fold_builtin_isdigit): Use fold_buildN.
3062 (build_function_call_expr): Likewise.
3063 * c-typeck.c (c_finish_loop): Likewise.
3065 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3066 Richard Shann <rshann@superh.com>
3068 PR middle-end/20396:
3069 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3071 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3073 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3075 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3077 PR target/23355
3078 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3079 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3080 must be saved.
3082 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3084 PR middle-end/23369
3085 * fold-const.c (build_range_check): Disable optimization for function
3086 pointer expressions on targets that require function pointer
3087 canonicalization.
3089 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3091 * simplify-rtx.c (simplify_const_relational_operation): When
3092 extracting arguments of a COMPARE, recompute the mode as well.
3094 2005-08-15 Ian Lance Taylor <ian@airs.com>
3096 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3098 2005-08-15 DJ Delorie <dj@redhat.com>
3100 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3101 the stack.
3102 (movsi_splittable): Allow, but split, moves to the stack.
3103 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3104 stack.
3106 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3108 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3109 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3110 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3112 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3113 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3114 Delete HOST_PTR_PRINTF.
3116 * configure, config.in: Regenerate.
3118 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3120 * config/rs6000/rs6000.md (QHSI): New mode macro.
3121 (wd): Extend mode attr for QImode and HImode
3122 (dbits): New mode attr.
3123 (zero_extend<mode>di2): Convert to mode macro.
3125 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3127 PR target/21841
3128 * doc/invoke.texi (-mgnu-ld): Update description.
3129 (-mhp-ld): Ditto.
3131 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3133 PR 23391
3134 * Makefile.in (tree-chrec.o): Depends on real.h.
3135 * tree-chrec.c: Include real.h.
3136 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3137 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3138 * tree-scalar-evolution.c (add_to_evolution_1,
3139 interpret_rhs_modify_expr): Ditto.
3141 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3143 PR 23386
3144 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3145 step is negative compute the estimation from init downwards to zero.
3147 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3149 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3151 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3153 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3154 constraint.
3155 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3156 Accept double-word constants that can be split.
3157 * config/s390/s390.md ("movti"): Use 'P' constraint.
3158 ("*movdi_31", "*movdf_31"): Likewise.
3160 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3162 Fix PR tree-optimization/22615
3164 * tree-ssa-structalias.c (solution_set_add): Handle
3165 first_vi_for_offset returning NULL.
3166 (do_da_constraint): Ditto.
3167 (do_sd_constraint): Ditto.
3168 (do_ds_constraint): Ditto
3169 (find_func_aliases): Ditto.
3170 (build_constraint_graph): RHS is allowed be ANYTHING.
3171 (first_vi_for_offset): Return NULL if we couldn't find anything at
3172 the offset.
3174 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3176 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3177 over memory as first operand.
3179 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3181 PR target/23360
3182 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3183 available for setting it.
3185 2005-08-14 Ira Rosen <irar@il.ibm.com>
3187 PR tree-optimization/23320
3188 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3189 data-refs' types instead of base object nullness. Add check for
3190 pointer type data-refs before first location comparison. Remove
3191 assert.
3193 2005-08-14 Andreas Schwab <schwab@suse.de>
3195 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3197 2005-08-13 James E Wilson <wilson@specifix.com>
3199 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3200 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3201 -fstack-protector-all, --param ssp-buffer-size): Document.
3202 (-Wvariadic-macros): Alphabetize.
3203 (-fsched-stalled-insns-dep): Add missing 'f'.
3205 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3206 macros.
3208 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3210 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3211 or indirect address operand.
3212 (EXTRA_ADDRESS_CONSTRAINT): New.
3213 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3215 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3217 PR tree-optimization/22236
3218 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3219 successors and predecessors.
3220 * tree-chrec.c (chrec_convert): Before converting, check that
3221 sequences don't wrap.
3222 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3223 (analyze_array): Extern.
3224 (find_data_references_in_loop): Remove call to
3225 compute_estimated_nb_iterations.
3226 * tree-data-ref.h (analyze_array): Declared.
3227 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3228 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3229 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3230 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3231 condition.
3232 * tree-ssa-loop-ivcanon.c: Fix documentation.
3233 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3234 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3235 (infer_loop_bounds_from_undefined): New.
3236 (estimate_numbers_of_iterations_loop): Use
3237 infer_loop_bounds_from_undefined.
3238 (used_in_pointer_arithmetic_p): New.
3239 (scev_probably_wraps_p): Pass an extra parameter. Call
3240 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3241 (convert_step): Fix documentation.
3242 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3243 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3244 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3245 scev_probably_wraps_p.
3247 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3249 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3250 (s390_register_info): Ignore clobbered_regs information for fixed
3251 registers, and only fixed registers.
3252 (s390_init_frame_layout): Remove redundant call.
3254 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3256 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3257 description of -Wold-style-casts.
3259 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3260 Jakub Jelinek <jakub@redhat.com>
3262 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3263 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3264 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3265 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3266 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3267 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3268 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3269 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3270 ("stack_protect_set", "stack_protect_test"): New expanders.
3271 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3272 "stack_protect_testdi"): New insn definitions.
3274 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3276 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3278 2005-08-12 Paul Brook <paul@codesourcery.com>
3280 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3282 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3284 * config/s390/predicates.md (setmem_operand): New predicate.
3285 (shift_count_operand): Accept ANDs with special constants as
3286 operand.
3287 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3288 with special constants.
3289 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3290 shift_count_operand with setmem_operand.
3292 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3294 * config/s390/s390.c (s390_extract_part, s390_single_part):
3295 Type cast added.
3296 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3297 (s390_output_mi_thunk): Don't use lg on 31 bit.
3298 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3299 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3301 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3303 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3304 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3305 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3306 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3307 with one of the new macros.
3309 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3311 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3312 Don't set save_return_addr_p.
3313 (s390_register_info): Make clobbered_regs not depending on
3314 save_return_addr_p.
3316 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3318 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3319 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3321 2005-08-11 James E. Wilson <wilson@specifix.com>
3323 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3325 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3327 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3328 locations gathered by var-tracking in single entry loc_list
3329 over loc_descriptor_from_tree.
3331 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3332 pass it down to loc_descriptor.
3333 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3334 (containing_function_has_frame_base): Move earlier in the file.
3335 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3336 instead of always assuming fbreg can't be used.
3338 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3340 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3341 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3342 Accept address wrapped in AND for Altivec.
3343 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3344 Strip AND wrapping offset address for Altivec.
3346 2005-08-11 Richard Henderson <rth@redhat.com>
3348 PR middle-end/23312
3349 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3350 before using TYPE_IS_SIZETYPE.
3352 2005-08-11 Richard Henderson <rth@redhat.com>
3354 PR target/22225
3355 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3356 insn types not present on ev4.
3357 (alphaev5_insn_pipe): Similarly.
3359 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3361 PR target/23250
3362 * arm.c (arm_override_options): If the user has selected callee-super-
3363 interworking, then enable normal interworking.
3365 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3367 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3368 redefinition.
3370 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3372 * doc/rtl.texi: Fix two typos.
3374 2005-08-11 Richard Guenther <rguenther@suse.de>
3376 PR target/23289
3377 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3378 cases where we call to/from functions returning void.
3380 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3382 PR c++/23225
3383 * tree.c (build_pointer_type_for_mode): Robustify.
3385 2005-08-10 James E Wilson <wilson@specifix.com>
3387 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3388 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3390 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3391 "cum->".
3393 2005-08-10 Eric Christopher <echristo@apple.com>
3395 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3396 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3397 V2DFmode.
3399 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3401 PR target/21887
3402 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3403 for the high part when generating dynamic-no-pic code.
3405 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3407 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3408 (x86_64-*-linux*): Likewise.
3410 * config/i386/crtfastmath.c: New file.
3411 * config/i386/t-crtfm: Likewise.
3413 * config/i386/linux.h (ENDFILE_SPEC): New.
3414 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3416 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3417 crtfastmath.o.
3419 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3421 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3422 (vec_shl, vec_shr): Document new operations.
3423 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3425 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3427 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3428 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3429 change predicate to indexed_or_indirect_address.
3431 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3433 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3434 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3435 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3436 and __aeabi_uwrite8.
3437 * config/arm/unaligned-funcs.c: New file.
3438 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3440 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3442 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3443 Add dump.
3444 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3445 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3446 Add dump.
3447 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3448 * final.c (pass_shorten_branches): Add dump.
3449 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3450 (pass_life): Rename dump.
3451 (rest_of_handle_flow2): Remove initial verify_flow_info.
3452 * function.c (pass_instantiate_virtual_regs): Add dump.
3453 * integrate.c (pass_initial_value_sets): Add dump.
3454 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3455 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3456 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3457 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3458 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3459 gate_rtl_unrool_and_peel_loops): New.
3460 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3461 rtl_doloop): Do not look at flags.
3462 * mode-switching.c (pass_mode_switching): Add dump.
3463 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3464 pass_split_before_regstack): Add dump.
3465 * regmove.c (pass_stack_adjustments): Add dump.
3466 * tree-optimize.c (pass_fixup_cfg): Add dump.
3468 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3470 PR 23309
3471 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3472 deciding which instruction sequence to use.
3474 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3476 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3477 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3479 2005-08-09 Richard Guenther <rguenther@suse.de>
3481 * c-common.c (builtin_function_2): Remove.
3482 (def_builtin_1): New function.
3483 (c_common_nodes_and_builtins): Use def_builtin_1 to
3484 build builtin functions.
3486 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3488 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3489 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3490 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3491 Visual DSP.
3493 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3495 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3496 fold_binary instead of fold_build2 since we don't care about the
3497 resulting tree.
3498 (loop_niter_by_eval): Likewise.
3499 (compare_trees): Likewise.
3500 (proved_non_wrapping_p): Likewise.
3502 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3504 PR c/23161
3505 PR c/23165
3506 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3507 if the if is really empty.
3509 2005-08-09 Steven Bosscher <stevenb@suse.de>
3511 PR tree-optimization/23234
3512 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3513 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3514 argument of the new enum.
3515 (execute_cse_reciprocals): Add reciprocals for function arguments
3516 on the unique successor edge of the entry block. Update other calls
3517 to execute_cse_reciprocals_1.
3519 2005-08-08 Richard Henderson <rth@redhat.com>
3521 PR 22439
3522 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3524 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3526 * expr.c (write_complex_part): Return after handling MEM.
3528 2005-08-08 Josh Conner <jconner@apple.com>
3530 PR rtl-optimization/23241
3531 * combine.c (simplify_comparison): Fix error in determining
3532 whether to lift a subreg from comparison.
3534 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3536 PR target/18506
3537 * config/rs6000/altivec.md (vec_init<mode>): New.
3538 (vec_set<mode>): New.
3539 (vec_extract<mode>): New.
3540 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3541 (rs6000_expand_vector_set): New.
3542 (rs6000_expand_vector_extract): New.
3543 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3544 for Altivec modes before reload.
3545 (altivec_expand_vec_init_builtin): New.
3546 (get_element_number): New.
3547 (altivec_expand_vec_set_builtin): New.
3548 (altivec_expand_vec_ext_builtin): New.
3549 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3550 builtins.
3551 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3552 builtins.
3553 * config/rs6000/rs6000.h (rs6000_builtins): Add
3554 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3555 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3556 * config/rs6000/rs6000-protos.h: Declare new functions.
3558 2005-08-08 Jan Hubicka <jh@suse.cz>
3560 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3561 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3562 * i386.md (movdi*): Use pic_32bit_operand.
3563 * predicates.md (pic_32bit_operand): New.
3565 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3567 PR c++/21166
3568 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3570 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3572 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3573 (test_for_singularity): Use fold_build2.
3575 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3577 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3579 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3581 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3582 (COMMON_ASM_OP) Define.
3583 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3584 (ix86_encode_section_info): Likewise.
3585 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3586 SUBTARGET_ENCODE_SECTION_INFO.
3588 2005-08-06 Richard Henderson <rth@redhat.com>
3590 PR 21894
3591 * tree-nested.c (convert_local_reference): Save and restore val_only
3592 around component_ref and friends. Clear walk_subtrees by default.
3594 2005-08-06 Peter O'Gorman <peter@pogma.com>
3596 PR 21366
3597 * gcc.c (process_command): Check the argument to -b has a dash.
3598 * doc/invoke.texi: Update -b and -V docs.
3600 2005-08-06 James E Wilson <wilson@specifix.com>
3602 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3604 2005-08-06 Michael Matz <matz@suse.de>
3606 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3607 member only if only one insn is associated with the value.
3609 2005-08-06 Nick Clifton <nickc@redhat.com>
3611 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3612 New define.
3613 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3614 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3615 Check symbol flags instead of symbol name mangling.
3616 (xstormy16_asm_output_aligned_common): Likewise. Also
3617 simplify code since the bss100_section cass is the only case
3618 where the below100 code will be triggered.
3619 (xstormy16_encode_section_info): Encode below100 attribute
3620 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3621 the name.
3622 (xstormy16_strip_name_encoding): Delete - this function is no
3623 longer needed.
3624 (TARGET_STRIP_NAME_ENCODING): Undefine.
3625 * config/stormy16/stormy16-protos.h: Delete prototype for
3626 xstormy16_strip_name_encoding.
3628 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3630 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3631 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3632 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3633 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3634 config/alpha/predicates.md, config/arc/arc.h,
3635 config/arm/arm.h, config/arm/ieee754-df.S,
3636 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3637 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3638 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3639 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3640 config/m68hc11/m68hc11.h, config/mips/mips.c,
3641 config/mips/mips.h, config/mips/openbsd.h,
3642 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3643 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3644 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3645 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3646 config/sparc/linux.h, config/sparc/linux64.h,
3647 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3648 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3649 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3650 typos. Follow spelling conventions.
3652 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3654 PR c/23113
3655 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3656 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3657 specially. Check for side effects only for COND_EXPR.
3658 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3659 return with TREE_NO_WARNING.
3661 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3663 PR rtl-optimization/23233
3664 * loop.c (combine_movables): Require the modes to be the same.
3665 (move_movables): Remove handling of cases where the replacement
3666 had a different mode to the original.
3668 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3670 PR tree-optimization/23128
3671 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3672 subtraction wrap, and set TREE_OVERFLOW if they do.
3674 2005-08-05 Richard Henderson <rth@redhat.com>
3676 PR 21728
3677 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3678 FORCED_LABEL labels.
3680 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3682 PR middle-end/23135
3683 * reload.c (find_reloads_subreg_address): Pass down TYPE
3684 unchanged. Change all callers except find_reloads_toplev.
3686 2005-08-05 Michael Matz <matz@suse.de>
3688 * genattrtab.c (current_alternative_string): Remove.
3689 (SIMPLIFY_ALTERNATIVE): Ditto.
3690 (attr_alt_bit_p): Ditto.
3691 (alternative_name): Make const char *.
3692 (evaluate_eq_attr): Remove use of above things.
3693 (simplify_test_exp): Ditto.
3694 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3695 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3697 2005-08-04 James E Wilson <wilson@specifix.com>
3699 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3700 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3701 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3702 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3703 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3705 2005-08-04 Richard Henderson <rth@redhat.com>
3707 PR 21529
3708 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3709 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3710 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3711 if we'd have to instantiate too many members.
3713 2005-08-04 Richard Henderson <rth@redhat.com>
3715 PR 21291
3716 * tree-outof-ssa.c (coalesce_asm_operands): New.
3717 (coalesce_ssa_name): Use it. Split out ...
3718 (coalesce_phi_operands, coalesce_result_decls): ... these.
3720 2005-08-04 Paul Brook <paul@codesourcery.com>
3722 * read-rtl.c (read_quoted_string): Break if EOF.
3724 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3726 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3727 (fold_build2): Likewise.
3728 (fold_build3): Likewise.
3729 (fold_build1_stat): New function prototype.
3730 (fold_build2_stat): Likewise.
3731 (fold_build3_stat): Likewise.
3732 * fold-const.c (fold_build1): Rename to ..
3733 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3734 through to build1_stat.
3735 (fold_build2): Rename to ..
3736 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3737 through to build2_stat.
3738 (fold_build3): Rename to ..
3739 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3740 through to build3_stat.
3742 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3743 Ian Lance Taylor <ian@airs.com>
3745 * function.c (assign_stack_local_1): Do not correct stack slot
3746 address if allocation size is smaller than mode size.
3748 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3750 PR 22037
3751 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3752 (tree_merge_blocks): Propagate anything allowed by
3753 may_propagate_copy.
3754 Clarify documentation.
3755 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3756 SSA form, schedule an update if necessary.
3758 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3760 * doc/install.texi (Binaries): Remove broken link to
3761 Sinix/Reliant Unix binaries.
3763 2005-08-03 Richard Henderson <rth@redhat.com>
3765 PR 23221
3766 * function.c (stack_protect_epilogue): Export.
3767 * tree.h (stack_protect_epilogue): Declare.
3768 * calls.c (expand_call): Call it.
3770 2005-08-03 Eric Christopher <echristo@apple.com>
3772 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3773 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3774 spec.
3776 2005-08-04 Jan Hubicka <jh@suse.cz>
3778 * profile.c (branch_prob): Split edges with goto locus on them
3779 to get proper line counts.
3780 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3782 2005-08-03 Paul Brook <paul@codesourcery.com>
3784 * function.c (assign_parms): Round current_function_args_size
3785 to PARM_BOUNDARY, not STACK_BOUNDARY.
3787 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3789 * config/i386/i386.c (x86_elf_aligned_common)
3790 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3792 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3794 PR tree-optimization/23157
3795 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3796 before emitting them.
3798 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3800 PR tree-optimization/19899
3801 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3802 * tree-scalar-evolution.c: Include real.h.
3803 (add_to_evolution): Build constant -1 of correct type.
3805 2005-08-03 Jan Hubicka <jh@suse.cz>
3807 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3808 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3809 profile updating for complette unrolling.
3810 * loop-unroll.c (peel_loop_completely): Use it.
3811 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3812 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3813 loops.
3815 2005-08-03 Paul Brook <paul@codesourcery.com>
3817 * combine.c (can_change_dest_mode): New function.
3818 (try_combine, simplify_set): Use it.
3820 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3822 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3823 TFmode to BLKmode.
3825 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3827 * doc/install.texi (Specific): Adjust link to openavr.org.
3828 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3829 (Binaries): Adjust HP-UX Porting Center link.
3830 (Binaries): Adjust Free Software Foundation ordering link.
3832 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3834 * convert.c (convert_to_integer): Use fold_build1 instead of
3835 build1 when converting an integer to an integer.
3837 2005-08-02 Richard Henderson <rth@redhat.com>
3839 * combine.c (combine_instructions): Don't use reg_equal/equiv
3840 results if the mode doesn't match.
3842 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3844 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3845 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3847 2005-08-02 Richard Henderson <rth@redhat.com>
3849 PR 23196
3850 * explow.c (memory_address): Remove special-case for
3851 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3853 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3855 PR 23164
3856 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3857 number of calls to cleanup_tree_cfg_1.
3859 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3861 * doc/invoke.texi: document file extensions .F90 and .F95
3863 2005-08-02 Richard Guenther <rguenther@suse.de>
3865 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3866 positive if its first argument is positive.
3868 2005-08-02 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/23177
3871 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3872 on TMR_TAG.
3874 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3876 PR tree-optimization/23129
3877 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3878 varying for divisions with anti-ranges.
3880 2005-08-02 Jan Hubicka <jh@suse.cz>
3882 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3883 * tree-ssa-threadupdate.c (thread_block): Add it here.
3885 2005-08-01 James E Wilson <wilson@specifix.com>
3887 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3888 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3889 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3890 New.
3891 * config/mips/predicates.md (const_call_insn_operand): Add check for
3892 SYMBOL_REF_LONG_CALL_P.
3893 * doc/extend.texi (long_call): Document the new attribute.
3895 2005-08-01 Ian Lance Taylor <ian@airs.com>
3896 Richard Henderson <rth@redhat.com>
3898 * Makefile.in (RTL_BASE_H): Add real.h.
3899 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3900 instead of memcpy.
3901 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3902 directly.
3903 * rtl.c (rtl_check_failed_code_mode): New.
3904 * rtl.h (struct rtx_def): Add u.rv.
3905 (XCMWINT, XCNMPRV): New.
3906 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3907 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3909 2005-08-01 Richard Henderson <rth@redhat.com>
3911 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3912 with auto-inc codes.
3914 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3916 2005-08-01 Jan Hubicka <jh@suse.cz>
3918 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3919 * i386.c: Include dwarf2.h
3920 (asm_preferred_eh_data_format): New.
3921 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3923 2005-08-01 Ian Lance Taylor <ian@airs.com>
3925 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3926 randomize_va_space for virtual address randomization control.
3928 2005-08-01 Steven Bosscher <stevenb@suse.de>
3930 * common.opt (flag_ipa_cp): Put in right place to maintain
3931 alphabetic sort.
3933 2005-08-01 Jan Hubicka <jh@suse.cz>
3935 * profile.c (compute_value_histograms): Fix thinko.
3936 * value-prof.c: Include toplev.h
3937 (check_counter): New function.
3938 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3939 tree_mod_subtract_transform): Add sanity check.
3941 2005-08-01 Richard Guenther <rguenther@suse.de>
3943 PR tree-optimization/23133
3944 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3945 current functions parameter decls to find defs to cse
3946 reciprocals of.
3948 2005-08-01 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/23109
3951 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3952 If trapping math is in effect, use post-dominator information
3953 to check if we'd in any case reach a trapping point before
3954 doing the reciprocal insertion.
3955 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3956 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3957 expressions are invariant only if trapping math is not in effect.
3959 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3961 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3962 cgraph_function_versioning): New declarations.
3963 * cgraphunit.c: Add include to ipa-prop.h.
3964 (update_call_expr, cgraph_copy_node_for_versioning,
3965 cgraph_function_versioning): New functions.
3966 * integrate.c (copy_decl_for_inlining): Remove.
3967 * ipa-prop.h (ipa_replace_map): New struct.
3968 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3969 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3970 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3971 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3972 ipcp_iterate_stage, ipcp_method_scale_print,
3973 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3974 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3975 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3976 ipcp_update_bb_counts, ipcp_update_profiling,
3977 ipcp_update_edges_counts): New functions.
3978 (ipcp_method_cval_init): Remove restriction regarding local methods.
3979 (ipcp_init_stage): Add ipcp_method_compute_scale.
3980 (ipcp_insert_stage): Add versioning.
3981 (ipcp_structures_print): Add ipcp_method_scale_print.
3982 (ipcp_driver): Dump profiling info.
3983 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3984 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3985 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3986 (struct inline_data): Add versioning_p, ipa_info, new fields.
3987 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3988 declare_return_variable): Replace calls to copy_decl_for_inlining with
3989 copy_decl_for_dup.
3990 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3991 versioning support.
3992 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3993 Add argument VERSIONING.
3994 (copy_arguments_for_versioning, copy_static_chain,
3995 function_versionable_p, tree_versionable_function_p,
3996 tree_function_versioning, replace_ref_tree): New functions.
3997 * tree-inline.h: Include varray.h.
3998 (tree_versionable_function_p, tree_function_versioning,
3999 tree copy_decl_for_dup): New declarations.
4001 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4003 * ipa-cp.c: New file. Contains IPCP specific functionality.
4004 * ipa-prop.h: New file. Contains structures/definitions that can be
4005 used by several interprocedural data flow optimizations (and also IPCP).
4006 * ipa-prop.c: New file.
4007 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4008 * common.opt: Add ipa-cp flag.
4009 * timevar.def: Add IPCP optimization.
4010 * tree-optimize.c (init_tree_optimization_passes): Schedule
4011 pass_ipa_cp.
4012 * tree-pass.h (pass_ipa_cp): Declare.
4014 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4016 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4017 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4018 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4019 config/i386/i386.c, config/mips/mips.h,
4020 config/rs6000/rs6000.h, config/sh/sh.c,
4021 config/stormy16/stormy16.c: Fix comment typos.
4023 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4025 PR c/22311
4026 * c-typeck.c (build_binary_op): Use common_type wrapper on
4027 shortened types.
4028 (common_type): Update comment.
4030 2005-07-31 Steven Bosscher <stevenb@suse.de>
4032 PR target/23095
4033 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4034 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4035 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4037 2005-07-31 Jan Hubicka <jh@suse.cz>
4039 * pretty-print.h (pp_widest_integer): New macro.
4040 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4041 counts.
4043 2005-07-31 Jan Hubicka <jh@suse.cz>
4045 * output.h (enum section_category): Export from varasm.c
4046 (categorize_decl_for_section): Likewise.
4047 * varasm.c (enum section_category): Kill.
4048 (categorize_decl_for_section): Make global.
4049 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4050 Declare.
4051 * i386.c (ix86_section_threshold): New static variable.
4052 (ix86_in_large_data_p, ix86_encode_section_info,
4053 x86_64_elf_unique_section,
4054 x86_64_elf_select_section): New functions.
4055 (TARGET_ENCODE_SECTION_INFO): Define
4056 (override_options): Enable medium model for PIC.
4057 (ix86_expand_prologue): Expand gen_set_got_rex64.
4058 (legitimate_constant_p): Handle new UNSPECs.
4059 (legitimate_pic_address_disp_p): Likewise.
4060 (legitimize_pic_address): Lower MEDIUM model addressing.
4061 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4062 (enum cmodel): Add MEDIUM_PIC.
4063 (SYMBOL_REF_FAR_ADDR_P): New macro.
4064 (SYMBOL_FLAG_FAR_ADDR): New flag.
4065 * i386.md (movdi): Support medium model.
4066 (set_got_rex64): New pattern.
4067 * i386.opt (mlarge-data-threshold): New flag.
4068 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4069 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4070 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4071 TARGET_ASM_UNIQUE_SECTION): New.
4073 * invoke.texi (-mlarge_data_threshold): Document
4075 2005-07-31 Jan Hubicka <jh@suse.cz>
4077 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4078 (coalesce_vars): Likewise.
4079 * tree-ssa-live.c (coalesce_cost): New.
4080 (build_tree_conflict_graph): Use coalesce_cost.
4081 * tree-ssa-live.h (coalesce_cost): Declare.
4083 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4085 * arm.md (all peepholes for post-increment operations): Delete.
4086 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4087 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4088 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4089 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4090 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4092 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4094 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4095 non-integral types.
4097 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4099 PR target/22582
4100 * doc/invoke.texi: Document -rdynamic.
4102 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4104 PR c/23143
4105 * c-parser.c (c_parser_parms_list_declarator): Call
4106 mark_forward_parm_decls.
4107 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4108 decls with visibility structure.
4110 2005-07-30 Paul Brook <paul@codesourcery.com>
4112 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4114 2005-07-30 Paul Brook <paul@codesourcery.com>
4116 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4117 prototype.
4118 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4119 value for mode.
4120 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4122 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4124 PR c/529
4125 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4126 nested function declarators.
4127 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4128 (grokparms): Call warn_if_shadowing for parameters used within the
4129 parameter list.
4130 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4131 not used within the parameter list.
4132 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4134 2005-07-30 Jan Hubicka <jh@suse.cz>
4136 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4137 * i386.c (ix86_fixup_binary_operands): Likewise.
4138 (ix86_expand_unary_operator): Likewise.
4139 (ix86_expand_fp_absneg_operator): Likewise.
4140 * optabs.c (expand_vec_cond_expr): Validate dest.
4142 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4144 PR c/21720
4145 * real.c (real_from_string): Also set last bit if there is a
4146 nonzero hex digit beyond GCC's internal precision after ".".
4148 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4150 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4151 define_constants. Change duplicate values to unassigned numbers.
4152 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4153 (*altivec_vspltsf): New.
4154 (altivec_vperm_v4sf): Delete.
4155 (altivec_vperm_<mode>): Use mode macro V.
4156 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4157 (altivec_predicate_v4sf): Delete.
4158 (altivec_predicate_<mode>): Use mode macro V.
4159 (*altivec_lvesfx): New.
4160 (*altivec_stvesfx): New.
4161 (vec_realign_load_v4sf): Delete.
4162 (vec_realign_load_<mode>): Use mode macro V.
4163 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4164 UNSPECV_SET_VRSAVE.
4166 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4168 PR bootstrap/23131
4169 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4170 string.
4171 * configure: Regenerated.
4173 2005-07-29 Paul Brook <paul@codesourcery.com>
4175 * doc/install.texi: Add link to GFortran binaries wiki page.
4177 2005-07-29 David Ung <davidu@mips.com>
4179 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4180 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4181 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4182 * config/mips/mips.md (cpu): Add 5kf name.
4183 (includes): Includes 5k.md.
4184 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4185 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4186 -march flag.
4188 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4190 PR 22550
4191 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4192 (cleanup_tree_cfg): ... here.
4193 Call cleanup_tree_cfg_1 until there are no more cleanups to
4194 do.
4196 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4198 * tree-vrp.c (compare_range_with_value): Return true or false
4199 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4200 EQ_EXPR respectively.
4202 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4204 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4205 Fix comment typos.
4207 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4209 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4210 (tree_ssa_dominator_optimize): Increment it.
4211 (dump_dominator_optimization_stats): Print it.
4213 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4214 Steven Bosscher <stevenb@suse.de>
4216 PR rtl-optimization/23117
4217 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4218 when head == tail. Tidy comment.
4220 2005-07-28 Richard Henderson <rth@redhat.com>
4222 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4223 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4224 * jump.c (rtx_renumbered_equal_p): Likewise.
4225 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4226 CONST_INT and CONST_DOUBLE.
4227 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4228 * reload.c (operands_match_p): Special case CONST_INT and
4229 CONST_DOUBLE; check mode earlier.
4231 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4233 PR c/22240
4234 * c-typeck.c (convert_for_assignment): Do not check
4235 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4237 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4239 PR c/22192
4240 * c-typeck.c (composite_type): Prefer constant size arrays to
4241 VLAs.
4243 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4245 PR c/21720
4246 * real.c (real_from_string): Set last bit if there is a nonzero
4247 hex digit beyond GCC's internal precision.
4249 2005-07-28 Richard Henderson <rth@redhat.com>
4251 PR rtl-opt/22619
4252 * cfgcleanup.c (try_forward_edges): Watch out for end of
4253 insn chain.
4255 2005-07-28 James E Wilson <wilson@specifixinc.com>
4257 PR c/23106
4258 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4260 2005-07-28 Jan Hubicka <jh@suse.cz>
4262 * Makefile.in (rtl-profile.o): Kill all traces of it.
4263 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4264 * coverage.h (rtl_coverage_counter_ref): Kill.
4265 * opts.c (flag_speculative_prefetching_set): Kill.
4266 (flag_loop_optimize_set): New.
4267 (common_handle_option): Disable loop optimizer when profiling;
4268 do not handle speculative prefetching.
4269 * passes.c (init_optimization_passes): Replace pass_profiling combo
4270 by branch_prob pass.
4271 * profile.c (compute_value_histograms): Update for simplified value
4272 profiles.
4273 (rtl_register_profile_hooks): Kill.
4274 (pass_profiling): Kill.
4275 (rest_of_handle_branch_prob): Do not profile.
4276 * toplev.c (process_options): Remove speculative prefetching.
4277 * toplev.h (flag_tree_based_profiling): Kill.
4278 * tree-profile.c (prepare_instrumented_value,
4279 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4280 tree_gen_one_value_profiler, do_tree_profiling): Update for
4281 simplified datastructures.
4282 * value-prof.c: Add comment that speculative prefetching was dropped;
4283 update rest of file for simplified datastructures.
4284 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4285 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4286 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4287 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4288 rtl_mod_subtract, gen_speculative_prefetch,
4289 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4290 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4291 (gate_handle_value_profile_transformations,
4292 rest_of_handle_value_profile_transformations,
4293 pass_value_profile_transformations): Kill.
4294 * value-prof.h (histogram_value_t): Remove IL based unions.
4295 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4296 rtl_profile_hooks): Remove hooks.
4298 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4300 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4301 (cgraph_clone_node): Likewise.
4302 * cgraph.h (cgraph_clone_edge): Update prototype.
4303 (cgraph_clone_node): Likewise.
4304 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4305 cgraph_clone_node.
4306 (lookup_recursive_calls): Consider profile.
4307 (cgraph_decide_recursive_inlining): Fix updating; use new
4308 probability argument; use profile.
4309 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4310 * tree-inline.c (copy_bb): Update clal of clone_edge.
4311 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4313 * invoke.texi (min-inline-recursive-probability): Document.
4315 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4317 * doc/install.texi (Configuration): Update Valgrind homepage.
4319 2005-07-28 Richard Henderson <rth@redhat.com>
4321 PR middle-end/21362
4322 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4323 labels we want to delete.
4324 (cfg_layout_merge_blocks): Likewise.
4326 2005-07-28 Richard Henderson <rth@redhat.com>
4328 PR target/17692
4329 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4330 when expanding to nothing.
4332 2005-07-28 Josh Conner <jconner@apple.com>
4334 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4335 (cgraph_decide_inlining_of_small_functions): Likewise.
4337 2005-07-28 Josh Conner <jconner@apple.com>
4339 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4340 direction of badness if negative.
4341 (cgraph_default_inline_p): Add reason to parameters, and assign it
4342 a value.
4343 (cgraph_decide_inlining_of_small_functions): New parameter in call
4344 to cgraph_default_inline_p.
4345 (cgraph_decide_inlining_incrementally): Likewise.
4346 * cgraphunit.c (decide_is_function_needed): Likewise.
4347 * cgraph.h (cgraph_default_inline_p): Likewise.
4349 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4351 * builtins.c: Fix comment typo(s).
4352 * genautomata.c: Likewise.
4353 * gimplify.c: Likewise.
4354 * tree-dfa.c: Likewise.
4355 * tree-flow-inline.h: Likewise.
4356 * tree-into-ssa.c: Likewise.
4357 * tree-ssa-alias.c: Likewise.
4358 * tree-ssa-ccp.c: Likewise.
4359 * tree-ssa-copy.c: Likewise.
4360 * tree-ssa-dce.c: Likewise.
4361 * tree-ssa-dom.c: Likewise.
4362 * tree-ssa-operands.c: Likewise.
4363 * tree-tailcall.c: Likewise.
4364 * tree-vectorizer.c: Likewise.
4365 * tree-vrp.c: Likewise.
4366 * tree.c: Likewise.
4368 2005-07-28 Jeff Law <law@redhat.com>
4370 * tree-vrp.c (test_for_singularity): Extracted from ...
4371 (simplify_cond_using_ranges): Attempt to simplify a relational
4372 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4374 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4376 PR tree-optimization/22506
4377 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4378 phis whose argument is constant.
4380 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4382 PR rtl-optimization/18992
4383 Back out this patch:
4384 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4385 PR optimization/12142
4386 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4387 uses of the register in the SET_SRC. Remove unnecessary argument.
4389 Replace it with this:
4390 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4391 if flag_non_call_exceptions is set and the insn may trap, pass
4392 pc_rtx as dest for recursion.
4393 In SET_SRC part of SET case, if dest is already set, pass it down
4394 unchanged.
4396 2005-07-28 Jan Hubicka <jh@suse.cz>
4398 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4399 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4400 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4401 roundoff errors.
4402 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4403 profile when available.
4405 2005-07-28 Jan Beulich <jbeulich@novell.com>
4407 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4408 (ia64_print_operand): Describe and handle 'X'.
4409 (ia64_register_move_cost): Also handle FP_REGS.
4410 (ia64_preferred_reload_class): Likewise.
4411 (ia64_secondary_reload_class): Likewise.
4412 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4413 it. Also check for ITANIUM_CLASS_FLDP.
4414 * config/ia64/ia64.h (FP_REGNO_P): New.
4415 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4416 (reg_class): Add FP_REGS.
4417 (REG_CLASS_NAMES): Adjust for it.
4418 (REG_CLASS_CONTENTS): Likewise.
4419 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4420 (REG_CLASS_FROM_LETTER): Handle 'x'.
4421 (CLASS_MAX_NREGS): Handle FP_REGS.
4422 (MEMORY_MOVE_COST): Likewise.
4423 * config/ia64/ia64.md (itanium_class): Add fldp.
4424 (type): Handle fldp.
4425 (movti_internal): More allowable operand combinations. Use ldfp8 when
4426 splitting unnecessary. Remove predicable attribute. Adjust
4427 itanium_class attribute.
4428 (smuldi3_highpart): Remove outdated comment.
4429 (mulditi3, umulditi3, rotlti3): New expanders.
4430 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4431 (absti2): Disabled new insn for future reference.
4432 Respective new splitters.
4433 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4434 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4435 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4437 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4439 PR rtl-optimization/23047
4440 * simplify-rtx.c (simplify_const_relational_operation): Respect
4441 flag_wrapv for comparisons with ABS.
4443 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4445 PR tree-optimization/22493
4446 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4447 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4449 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4451 * config/frv/frv.opt (moptimize-membar): New.
4453 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4455 * config/frv/frv.h: Remove machine_function definition.
4457 * config/frv/frv.c (struct frv_io): New.
4458 (struct machine_function): Moved from frv.h. Add has_membar_p.
4459 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4460 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4461 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4462 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4463 (frv_reorg): Call frv_optimize_membar when appropriate.
4464 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4465 (frv_expand_builtin): Adjust calls accordingly.
4466 (frv_io_address_cookie): New function.
4467 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4468 load or store rather than a special insn. Add ccnstant address and
4469 io-type operands to the membar.
4470 (frv_ifcvt_modify_tests): Unsign regno.
4471 (frv_ifcvt_modify_tests): Same.
4473 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4474 UNSPEC_OPTIONAL_MEMBAR constant.
4475 (builtin_read_<mode>): Delete.
4476 (builtin_write_<mode>): Delete.
4477 ("optional_membar_<mode>"): Add operand.
4479 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4480 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4481 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4482 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4483 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4484 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4485 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4486 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4487 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4489 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4491 * df.c (df_uses_record): Handle SCRATCH.
4493 2005-07-28 Steven Bosscher <stevenb@suse.de>
4495 PR debug/20161
4496 * passes.c (rest_of_decl_compilation): If decl is a type and
4497 we have encountered errors, don't emit debug information.
4499 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4501 * params.def: Fixed comment.
4503 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4505 PR target/19885
4506 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4507 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4508 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4510 2005-07-27 Steven Bosscher <stevenb@suse.de>
4512 PR c++/22003
4513 * varasm.c (assemble_start_function): Don't do anything that may
4514 require a CFG if the current function is a thunk.
4516 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4518 * doc/install.texi (Prerequisites): Mention that perl is needed
4519 to do export control in libstdc++ targetting Darwin.
4521 2005-07-27 Steven Bosscher <stevenb@suse.de>
4523 PR rtl-optimization/17808
4524 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4525 (sched_insns_conditions_mutex_p): Split out from...
4526 (add_dependence): ...here. But don't call it from here.
4527 (add_dependence_list): Check sched_insns_conditions_mutex_p
4528 before calling add_dependence.
4529 (add_dependence_list_and_free): Likewise.
4530 (fixup_sched_groups): Likewise.
4531 (sched_analyze_1): Likewise.
4532 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4533 (sched_analyze): Likewise.
4534 (sched_analyze_insn): Likewise.
4535 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4536 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4537 dependencies on all COND_EXEC insns to jumps ending basic blocks
4538 when doing intrablock scheduling.
4539 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4541 2005-07-27 Jeff Law <law@redhat.com>
4543 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4544 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4545 equivalency sets, correctly handle the case were vr0 has an
4546 equivalency set, but vr1 does not.
4548 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4550 PR tree-optimization/23073
4551 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4552 vect_print_dump_info before fprintf.
4554 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4556 PR tree-optimize/22348
4557 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4558 Fold the partial computation.
4560 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4562 PR tree-optimization/22325
4563 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4564 Declare.
4565 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4566 value replacement.
4567 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4568 (force_var_cost): ... this function.
4569 (compute_phi_arg_on_exit): Export.
4571 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4573 PR tree-optimization/20773
4574 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4575 edge.
4577 2005-07-27 Richard Guenther <rguenther@suse.de>
4579 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4580 Avoid pushing again if current struct contains only
4581 fields we decomposed.
4583 2005-07-27 Jan Hubicka <jh@suse.cz>
4585 PR tree-optimization/22574
4586 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4587 not available.
4589 * tree-tailcall.c (decrease_profile): New function.
4590 (eliminate_tail_call): Use it.
4592 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4593 visibility flags correctly in whole program mode.
4595 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4597 PR rtl-optimization/22472
4598 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4600 2005-07-26 Steven Bosscher <stevenb@suse.de>
4602 PR tree-optimization/22504
4603 * tree-complex.c (expand_complex_addition): Use 'code' instead
4604 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4606 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4608 * config.gcc (cpu_type): Add frv case.
4609 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4610 (supported_defaults): Add fr550 case.
4612 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4614 PR 22591
4615 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4616 whether a pointer of type T * may point to objects of type T *.
4618 2005-07-26 DJ Delorie <dj@redhat.com>
4620 * configure: Regenerate.
4622 2005-07-26 Dale Johannesen <dalej@apple.com>
4624 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4626 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4628 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4629 Clarify use of "build" in name.
4631 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4633 * doc/extend.texi (Raw read/write Functions): New section.
4634 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4635 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4636 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4637 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4638 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4639 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4640 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4641 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4642 * config/frv/frv.c: Add bdesc_loads global.
4643 Add bdesc_stores global.
4644 (frv_init_builtins): Add support for __builtin_{read/write}*.
4645 (frv_volatile_memref): New.
4646 (frv_expand_load_builtin): New.
4647 (frv_expand_store_builtin): New.
4648 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4649 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4650 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4651 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4652 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4653 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4654 (builtin_read_<mode>): New.
4655 (builtin_write_<mode>): New.
4656 (builtin_write64): New.
4657 (optional_membar_<mode>): New.
4659 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4661 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4662 (rather than units) against HOST_BITS_PER_WIDE_INT.
4664 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4666 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4667 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4668 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4669 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4670 FSF address.
4672 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4673 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4674 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4675 comment typos.
4676 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4678 2005-07-26 Richard Guenther <rguenther@suse.de>
4680 PR tree-optimization/22486
4681 * fold-const.c (fold_unary): Fold away useless component
4682 references of the form (T *)&T.x, if the address
4683 doesn't change.
4685 2005-07-25 James E Wilson <wilson@specifixinc.com>
4687 * dwarf2out.c (add_call_src_coords_attributes): New.
4688 (gen_inlined_subroutine_die): Call it.
4689 (maybe_emit_file, init_file_table): Add comments.
4690 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4691 maybe_emit_file.
4692 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4693 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4694 * tree.h (BLOCK_SOURCE_LOCATION): New.
4695 (struct tree_block): New field locus.
4697 2005-07-26 Andreas Schwab <schwab@suse.de>
4699 PR rtl-optimization/23043
4700 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4701 when allocating a struct unoccr.
4703 2005-07-25 Richard Henderson <rth@redhat.com>
4705 PR 22626
4706 * tree-complex.c (gate_no_optimization): True if errors.
4707 * Makefile.in (tree-complex.o): Update dependencies.
4709 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4711 * config/frv/predicates.md (integer_register_operand): Use
4712 GPR_AP_OR_PSEUDO_P.
4714 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4716 PR tree-opt/22484
4717 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4718 after fold.
4719 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4721 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4723 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4724 types when flag_unsafe_math_optimizations is true.
4726 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4728 * gcc.c (option_map): Add --sysroot.
4729 (process_command): Handle --sysroot.
4730 (display_help): Document it.
4731 * doc/cppopts.tex (-isysroot): Document.
4732 * doc/invoke.texi (--sysroot): Document.
4733 * doc/install.texi (--with-build-sysroot): Document.
4735 * Makefile.in (inhibit_libc): New variable.
4736 (INHIBIT_LIBC_CFLAGS): Likewise.
4737 (LIBGCC2_CFLAGS): Include
4738 $(INHIBIT_LIBC_CFLAGS).
4739 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4740 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4741 ($(T)crtend.o): Likewise.
4742 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4743 ($(T)crtendS.o): Likewise.
4744 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4745 ($(T)crtendT.o): Likewise.
4746 (stmp-fixinc): Do not complain about missing headers if
4747 inhibit_libc.
4748 * configure.ac (inhibit_libc): Set it to true/false.
4749 (--with-build-sysroot): New option. Use it to set
4750 SYSTEM_HEADER_DIR.
4751 * configure: Regenerated.
4753 2005-07-25 Manfred Hollstein <mh@suse.com>
4755 * calls.c (store_one_arg): Fix unsigned comparison warning.
4757 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4759 PR other/22337
4760 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4761 (ggc_print_statistics): Initialize variable before use.
4763 2005-07-25 Richard Guenther <rguenther@suse.de>
4765 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4766 calling with a PHI_NODE argument.
4768 * tree-flow-inline.h (overlap_subvar): Protect against
4769 possible overflow.
4771 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4773 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4774 * configure: Regenerate.
4776 2005-07-25 Ira Rosen <irar@il.ibm.com>
4778 * expr.c (highest_pow2_factor): Make extern.
4779 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4780 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4781 record_array_differ_p, array_ptr_differ_p): Likewise.
4782 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4783 additional cases. Call the above functions.
4784 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4785 base_object_differ_p when there are two base objects. Otherwise, compare
4786 base address and offset. Call may_alias_p.
4787 (dump_data_reference): Use a correct field name.
4788 (analyze_array): Make static. Initialize new data-ref fields.
4789 (analyze_indirect_ref): New function.
4790 (init_data_ref): Initialize new data-ref fields.
4791 (strip_conversion): Moved from tree-vect-analyze.c.
4792 (analyze_offset_expr, get_ptr_offset, address_analysis,
4793 object_analysis): Likewise.
4794 (analyze_offset): New function.
4795 (create_data_ref): Likewise.
4796 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4797 dimensions for ARRAY_REFs only.
4798 (build_classic_dist_vector): Make static.
4799 (access_functions_are_affine_or_constant_p): Call macro to get the
4800 address of access functions.
4801 (compute_all_dependences): Add new parameter
4802 compute_self_and_read_read_dependences. Compute self and read-read
4803 dependences if it is true.
4804 (find_data_references_in_loop): Call create_data_ref. Initialize new
4805 data-ref fields.
4806 (compute_data_dependences_for_loop): Add new parameter
4807 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4808 compute nb_loops. Call compute_all_dependences,
4809 build_classic_dist_vector and build_classic_dir_vector with correct
4810 parameters.
4811 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4812 with correct parameters. Compare dimensions for ARRAY_REFs only.
4813 (free_data_refs): Call macro to free access functions.
4814 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4815 fields from stmt_vinfo.
4816 (struct base_object_info): New structure.
4817 (struct data_reference): Move fields to base_object_info. Add fields
4818 first_location and object_info for above structures. Move fields from
4819 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4820 aligned_to. Add macros to access the new fields.
4821 Update functions declarations.
4822 * tree-flow.h (is_aliased_with): Declare.
4823 * tree-loop-linear.c (linear_transform_loops): Call
4824 compute_data_dependences_for_loop with correct parameters.
4825 * tree-ssa-alias.c (is_aliased_with): New function.
4826 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4827 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4828 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4829 vect_base_addr_differ_p, compute_subscript_distance and
4830 build_classic_dist_vector. Add printings. Check absolute value of
4831 distance.
4832 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4833 data-refs.
4834 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4835 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4836 to bytes. Add printing.
4837 (vect_compute_data_refs_alignment): Go through loads and stores in one
4838 loop.
4839 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4840 vect_analyze_data_ref_access): Likewise.
4841 (vect_analyze_pointer_ref_access): Remove.
4842 (vect_address_analysis, vect_object_analysis): Likewise.
4843 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4844 and analyze data-refs in the loop.
4845 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4846 fields of data-ref instead of stmt. Add init to the offset from the
4847 base.
4848 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4849 (vect_update_init_of_dr): Likewise.
4850 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4851 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4852 removed fields.
4853 (new_loop_vec_info): Initialize new fields.
4854 (destroy_loop_vec_info): Free new fields.
4855 (vect_strip_conversion): Remove.
4856 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4857 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4858 datarefs. Add new field ddrs.
4859 Add macros for the new fields access.
4860 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4861 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4862 Remove their macros.
4863 * tree.h (highest_pow2_factor): Declare.
4865 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4867 * calls.c (store_one_arg): Check for sibling call MEM arguments
4868 from already clobbered incoming argument area.
4870 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4872 * c-common.c (check_missing_format_attribute): New.
4873 * c-common.h (check_missing_format_attribute): Likewise.
4874 * c-typeck.c (convert_for_assignment): Use it.
4876 2005-07-24 Andreas Schwab <schwab@suse.de>
4878 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4879 register use a word move. Correct operand of ext.w in 68000 code.
4881 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4883 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4884 variables as declarations, rather than definitions.
4886 2005-07-24 Ira Rosen <irar@il.ibm.com>
4888 PR tree-optimization/22526
4889 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4890 of the zero node.
4892 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4894 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4895 that C99 reserve for future use. Use it to define clog10,
4896 clog10f and clog10l.
4898 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4900 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4901 * configure.ac: Check for -Wmissing-format-attribute.
4903 * configure: Regenerate.
4905 2005-07-23 Richard Henderson <rth@redhat.com>
4907 PR tree-optimization/22623
4908 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4910 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4912 PR target/22577
4913 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4915 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4917 * Makefile.in (C_TREE_H): Update dependencies.
4918 * c-tree.h: Include toplev.h.
4919 * diagnostic.h (diagnostic_set_info): Add format attribute.
4920 * rtl-error.c (diagnostic_for_asm): Likewise.
4922 2005-07-23 Chao-ying Fu <fu@mips.com>
4924 * config/mips/mips-dsp.md: New file.
4925 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4926 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4927 functions.
4928 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4929 MIPS_BUILTIN_BPOSGE32.
4930 (mips_expand_builtin_direct): Add one parameter to indicate that
4931 builtin functions need to return a value.
4932 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4933 functions.
4934 (mips_regno_to_class): Add classes for 12 new DSP registers.
4935 (mips_subword): Change to check four HI registers.
4936 (mips_output_move): Output move to and from 6 new DSP accumulators.
4937 (override_options): Make sure -mdsp and -mips16 are not used together.
4938 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4939 for machine modes.
4940 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4941 when !TARGET_DSP.
4942 (print_operand): Add 'q' for printing DSP accumulators.
4943 (mips_cannot_change_mode_class): Check ACC_REGS.
4944 (mips_secondary_reload_class): Check ACC_REGS.
4945 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4946 (mips_register_move_cost): Check ACC_REGS.
4947 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4948 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4949 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4950 (dsp_bdesc): New array.
4951 (bdesc_arrays): Add DSP builtin function table.
4952 (mips_prepare_builtin_arg): Check predicate again after
4953 copy_to_mode_reg.
4954 (mips_expand_builtin): Add one more parameter to
4955 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4956 MIPS_BUILTIN_BPOSGE32.
4957 (mips_init_builtins): Initialize new function types.
4958 (mips_expand_builtin_direct): Check if builtin functions need to
4959 return a value and pass operands properly.
4960 (mips_expand_builtin_bposge): New function.
4961 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4962 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4963 (FIRST_PSEUDO_REGISTER): Increase to 188.
4964 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4965 Update for 12 new DSP registers.
4966 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4967 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4968 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4969 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4970 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4971 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4972 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4973 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4974 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4975 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4976 (REGISTER_NAMES): Add names for 12 new DSP registers.
4977 * config/mips/mips.md: Include mips-dsp.md.
4978 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4979 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4980 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4981 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4982 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4983 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4984 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4985 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4986 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4987 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4988 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4989 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4990 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4991 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4992 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4993 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4994 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4995 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4996 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4997 (UNSPEC_RDDSP): New constants.
4998 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4999 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5000 A<-d alternative.
5001 * config/mips/mips.opt (-mdsp): New option.
5002 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5003 (reg_imm10_operand): New predicates.
5004 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5005 * doc/invoke.texi (-mdsp): Document new option.
5007 2005-07-22 DJ Delorie <dj@redhat.com>
5009 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5010 to warning calls.
5011 * tree-inline.c (inlinable_function_p): Likewise.
5013 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5015 PR debug/21828
5016 * toplev.c (check_global_declarations): Do not mark undefined
5017 variables as DECL_IGNORED_P.
5018 * varasm.c (first_global_object_name): GTY it.
5019 (weak_global_object_name): Likewise.
5020 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5021 a string to go into {weak,first}_global_object_name.
5023 2005-07-22 DJ Delorie <dj@redhat.com>
5025 * c-format.c (check_function_format): Change warning control
5026 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5028 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5030 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5031 &PTR->FLD a dereference of PTR.
5032 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5033 a potential dereference of PTR.
5035 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5037 PR rtl-optimization/20370
5038 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5039 call allocate_reg_info if necessary.
5041 PR rtl-optimization/21848
5042 * calls.c (emit_library_call_value_1): For const functions, add
5043 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5045 PR rtl-optimization/22445
5046 * cselib.c (target.h): Include.
5047 (rtx_equal_for_cselib_p): Allow commutative matches.
5048 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5049 Remove MODE parameter. Changed all callers.
5051 PR rtl-optimization/22258
5052 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5053 New functions.
5054 (try_combine): Use likely_spilled_retval_p.
5056 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5058 * config.gcc: Add crx-elf support.
5060 * doc/contrib.texi: Mention crx.
5061 * doc/extend.texi: Document crx extensions.
5062 * doc/install.texi: Document crx install.
5063 * doc/invoke.texi: Document crx options.
5064 * doc/md.texi: Document crx constraints.
5066 * config/crx/crx-protos.h: New file.
5067 * config/crx/crx.c: New file.
5068 * config/crx/crx.h: New file.
5069 * config/crx/crx.md: New file.
5070 * config/crx/crx.opt: New file.
5071 * config/crx/t-crx: New file.
5073 2005-07-22 Manfred Hollstein <mh@suse.com>
5075 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5076 warnings.
5077 (int_add_graph_edge): Likewise.
5078 (collapse_nodes): Likewise.
5079 (process_unification_queue): Likewise.
5081 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5082 Laurent GUERBY <laurent@guerby.net>
5084 PR tree-optimization/22336
5085 * function.c (record_block_change): Check for
5086 cfun->ib_boundaries_block.
5088 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5090 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5091 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5093 2005-07-21 DJ Delorie <dj@redhat.com>
5095 * toplev.c (warn_deprecated_use): Add warning control to warning
5096 call.
5097 * c-typeck.c (parser_build_binary_op): Likewise.
5098 (c_finish_if_stmt): Likewise.
5099 * c-common.c (check_function_sentinel): Likewise.
5100 (check_nonnull_arg): Likewise.
5102 2005-07-21 Richard Henderson <rth@redhat.com>
5104 PR tree-opt/22504
5105 * tree-complex.c (complex_ssa_name_components): New.
5106 (cvc_lookup): Allow entry not found.
5107 (create_components): Remove.
5108 (create_one_component_var, get_component_var): New.
5109 (get_component_ssa_name, set_component_ssa_name): New.
5110 (extract_component): Use get_component_ssa_name.
5111 (update_complex_components): Use set_component_ssa_name.
5112 (update_complex_components_on_edge): Likewise.
5113 (update_phi_components): Create new PHI nodes directly, instead
5114 of adding insns to edges.
5115 (tree_lower_complex): Allocate and free complex_variable_components
5116 and complex_ssa_name_components here.
5118 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5120 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5121 revert to returning false.
5123 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5125 PR target/21149
5126 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5128 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5130 PR target/22576
5131 * config/i386/i386.md (cmpxf): Change operand constraints
5132 to "nonmemory_operand".
5134 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5136 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5138 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5140 PR middle-end/21180
5141 * fold-const.c (fold_build1): Add checksum for the operands.
5142 (fold_build2): Likewise.
5143 (fold_build3): Likewise.
5145 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5147 PR middle-end/19055
5148 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5150 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5152 * common.opt (-fforward-propagate): Committed by mistake,
5153 removed.
5155 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5157 * reg-stack.c: Fix comment typo(s).
5158 * tree-ssa-operands.c: Likewise.
5159 * tree-vectorizer: Likewise.
5161 2005-07-21 Nick Clifton <nickc@redhat.com>
5163 * config/sh/symbian.c: Replace C++ style line comments with C
5164 style line comments.
5165 (symbian_add_attribute): Do not use a ? operator on the LHS of
5166 an assignment.
5167 (sh_symbian_handle_dll_attribute): Change the type of the
5168 method vector to "VEC(tree,gc)*" and use vector accessor
5169 macros to walk over the elements.
5170 (symbian_export_vtable_and_rtti_p): Likewise.
5171 (symbian_class_needs_attribute_p): Likewise.
5173 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5175 PR target/22085
5176 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5177 initialize targetm.resolve_overloaded_builtin here.
5178 (altivec_expand_overloaded_builtin): Make it non-static.
5179 * config/rs6000/rs6000-protos.h
5180 (altivec_expand_overloaded_builtin): New prototype.
5181 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5182 targetm.resolve_overloaded_builtin here.
5183 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5185 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5186 Zdenek Dvorak <dvorakz@suse.cz>
5188 PR tree-optimization/19210
5189 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5190 New.
5191 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5192 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5193 rely on unproven assumptions.
5194 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5195 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5196 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5197 to number_of_iterations_exit.
5198 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5199 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5200 * tree-ssa-loop-niter.c (find_loop_niter,
5201 estimate_numbers_of_iterations_loop): Likewise.
5202 (number_of_iterations_exit): Honor the new options.
5203 * doc/invoke.texi (Wunsafe-loop-optimizations,
5204 funsafe-loop-optimizations): Document them.
5206 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5208 PR rtl-optimization/22167
5209 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5211 2005-07-20 Adam Nemet <anemet@lnxw.com>
5213 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5214 __do_global_dtors_aux longcall.
5216 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5218 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5219 (old_special_pred_table): Don't reference
5220 SPECIAL_MODE_PREDICATES.
5221 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5222 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5223 * config/sh/predicates.h: Don't mention
5224 SPECIAL_MODE_PREDICATES.
5225 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5226 Remove.
5228 2005-07-20 DJ Delorie <dj@redhat.com>
5230 * config.gcc: Add m32c-elf support.
5232 * doc/contrib.texi: Mention m32c.
5233 * doc/extend.texi: Document m32c extensions.
5234 * doc/install.texi: Mention m32c.
5235 * doc/invoke.texi: Document m32c options.
5236 * doc/md.texi: Document m32c constraints.
5238 * config/m32c/addsub.md: New file.
5239 * config/m32c/bitops.md: New file.
5240 * config/m32c/cond.md: New file.
5241 * config/m32c/jump.md: New file.
5242 * config/m32c/m32c-lib1.S: New file.
5243 * config/m32c/m32c-lib2.c: New file.
5244 * config/m32c/m32c-modes.def: New file.
5245 * config/m32c/m32c-pragma.c: New file.
5246 * config/m32c/m32c-protos.h: New file.
5247 * config/m32c/m32c.abi: New file.
5248 * config/m32c/m32c.c: New file.
5249 * config/m32c/m32c.h: New file.
5250 * config/m32c/m32c.md: New file.
5251 * config/m32c/m32c.opt: New file.
5252 * config/m32c/minmax.md: New file.
5253 * config/m32c/mov.md: New file.
5254 * config/m32c/muldiv.md: New file.
5255 * config/m32c/predicates.md: New file.
5256 * config/m32c/prologue.md: New file.
5257 * config/m32c/shift.md: New file.
5258 * config/m32c/t-m32c: New file.
5260 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5262 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5263 (stack_protect_set, stack_protect_test): New expanders.
5264 (stack_protect_set_si, stack_protect_set_si_media,
5265 stack_protect_set_di_media, stack_protect_test_si,
5266 stack_protect_test_si_media, stack_protect_test_di_media):
5267 New insns.
5269 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5271 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5273 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5275 * tree.h (tree_expr_nonzero_p): Export.
5276 * fold-const.c (tree_expr_nonzero_p): Likewise.
5277 Return true for CALL_EXPRs that are alloca calls.
5278 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5279 against zero.
5280 * tree-flow.h (expr_computes_nonzero): Remove.
5281 * tree-vrp.c (expr_computes_nonzero): Remove.
5282 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5283 (extract_range_from_unary_expr): Likewise.
5284 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5285 tree_expr_nonzero_p.
5287 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5289 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5290 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5291 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5292 All callers changed.
5293 (frame_related_constant_load): New arg "related" which controls
5294 setting of RTX_FRAME_RELATED_P. All callers changed.
5295 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5296 (bfin_expand_prologue): Add stack limit checking.
5297 * config/bfin/bfin.md (trapifcc): New pattern.
5299 * config/bfin/bfin.c: Include "langhooks.h".
5300 (def_builtin): Go through lang_hooks to call builtin_function.
5302 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5303 * config/bfin/predicates.md (symbol_ref_operand): New.
5304 (call_insn_operand): Delete. All callers changed to use
5305 register_no_elim_operand.
5306 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5307 call_cookie field.
5308 (function_arg): Use it to generate the call's operand 2.
5309 (bfin_longcall_p): New function.
5310 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5311 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5312 determine if the address needs to be in a REG.
5313 (bfin_handle_longcall_attribute): New function.
5314 (bfin_attribute_table): Add "longcall" and "shortcall".
5315 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5316 (CUMULATIVE_ARGS): New member call_cookie.
5317 (PREDICATE_CODES): Add symbol_ref_operand.
5318 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5319 extra USE to the pattern.
5320 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5321 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5322 sibcall_value_insn; now the new patterns handle direct calls and the
5323 old ones indirect calls.
5324 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5326 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5328 * doc/trouble.texi: Update section on handling of empty loops.
5330 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5332 * config.gcc: Remove support for sparc-*-openbsd*,
5333 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5334 ns32k-*-netbsd*.
5335 * config.host: Remove support for i860-*-sysv4* as a host.
5336 * config/i860/*, config/ip2k/*, config/ns32k/*,
5337 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5338 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5339 mention obsolete ports.
5341 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5343 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5344 soft frame pointer.
5345 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5346 of frame_pointer_rtx.
5347 (sh_expand_epilogue): Likewise.
5348 (sh_set_return_address): Likewise.
5349 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5350 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5351 offsets from FRAME_POINTER_REGNUM.
5352 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5353 (sh_register_names): Add initializer for sfp.
5354 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5355 (VALID_REGISTER_P): Likewise.
5356 (FIRST_PSEUDO_REGISTER): Update.
5357 (DWARF_FRAME_REGISTERS): Define.
5358 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5359 (HARD_FRAME_POINTER_REGNUM): Define.
5360 (FRAME_POINTER_REGNUM): Redefine.
5361 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5362 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5363 from FRAME_POINTER_REGNUM.
5364 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5365 FRAME_POINTER_REGNUM.
5366 (REG_CLASS_CONTENTS): Add sfp.
5367 (REG_ALLOC_ORDER): Likewise.
5368 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5369 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5370 of frame_pointer_rtx.
5371 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5373 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5375 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5376 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5377 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5378 of an ABS_EXPR.
5379 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5380 ABS_EXPR<x>.
5382 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5384 Make CONSTRUCTOR use VEC to store initializers.
5385 * c-common.c (complete_array_type): Update to cope with VEC in
5386 CONSTRUCTOR_ELTS.
5387 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5388 (pp_c_constructor_elts): New function.
5389 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5390 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5391 struct constructor_stack, struct initializer_stack,
5392 constructor_elements, push_init_level, pop_init_level,
5393 add_pending_init, find_init_member, output_init_element): Update to
5394 cope with VEC in CONSTRUCTOR_ELTS.
5395 * coverage.c (build_fn_info_value, build_ctr_info_value,
5396 build_gcov_info): Likewise.
5397 * expr.c (categorize_ctor_elements_1, store_constructor,
5398 expand_expr_real_1): Likewise.
5399 * fold-const.c (fold_ternary): Likewise.
5400 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5401 gimplify_init_constructor, gimplify_expr): Likewise.
5402 * tree-dump.c (dequeue_and_dump): Likewise.
5403 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5404 node.
5405 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5406 CONSTRUCTOR_ELTS.
5407 * tree-sra.c (generate_element_init_1): Likewise.
5408 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5409 * tree-ssa-operands.c (get_expr_operands): Likewise.
5410 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5411 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5412 (get_initial_def_for_reduction): Likewise.
5413 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5414 value handle in annotations.
5415 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5416 tree_node_structure): Add support for constr_kind.
5417 (build_vector_from_ctor, build_constructor_single,
5418 build_constructor_from_list): New functions.
5419 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5420 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5421 Update to cope with VEC in CONSTRUCTOR_ELTS.
5422 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5423 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5424 CONSTRUCTOR_APPEND_ELT): New macros.
5425 (struct constructor_elt, struct tree_constructor): New data types.
5426 (union tree_node): Add tree_constructor field.
5427 * treestruct.def: Define TS_CONSTRUCTOR.
5428 * varasm.c (const_hash_1, compare_constant, copy_constant,
5429 compute_reloc_for_constant, output_addressed_constants,
5430 initializer_constant_valid_p, output_constant,
5431 array_size_for_constructor, output_constructor): Update to cope with
5432 VEC in CONSTRUCTOR_ELTS.
5433 * vec.h (VEC_empty, VEC_copy): New macros.
5435 2005-07-19 Devang Patel <dpatel@apple.com>
5437 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5439 2005-07-19 Richard Henderson <rth@redhat.com>
5441 PR tree-opt/22278
5442 * gimplify.c (gimplify_expr): Use main variant type for the temp
5443 destination for a discarded volatile read.
5444 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5445 casts between non-void types that change volatility.
5447 2005-07-15 DJ Delorie <dj@redhat.com>
5449 * toplev.h: Add comment about the first parameter for warning().
5450 * errors.h: Likewise.
5452 * c.opt (Wpragmas): New.
5453 * doc/invoke.texi: Document it.
5455 * function.c (do_warn_unused_parameter): Add warning control to
5456 warning call.
5457 * c-decl.c (warn_if_shadowing): Likewise.
5458 * c-lex.c (cb_def_pragma): Likewise.
5459 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5460 (pop_alignment): Likewise.
5461 (handle_pragma_pack): Likewise.
5462 (apply_pragma_weak): Likewise.
5463 (handle_pragma_weak): Likewise.
5464 (handle_pragma_redefine_extname): Likewise.
5465 (add_to_renaming_pragma_list): Likewise.
5466 (handle_pragma_extern_prefix): Likewise.
5467 (maybe_apply_renaming_pragma): Likewise.
5468 (handle_pragma_visibility): Likewise.
5470 * config/c4x/c4x-c.c (BAD): Likewise.
5471 (c4x_parse_pragma): Likewise.
5472 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5473 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5474 (rs6000_pragma_longcall): Likewise.
5475 * config/v850/v850-c.c (pop_data_area): Likewise.
5476 (ghs_pragma_section): Likewise.
5477 (ghs_pragma_section): Likewise.
5478 (ghs_pragma_interrupt): Likewise.
5479 (ghs_pragma_starttda): Likewise.
5480 (ghs_pragma_startsda): Likewise.
5481 (ghs_pragma_startzda): Likewise.
5482 (ghs_pragma_endtda): Likewise.
5483 (ghs_pragma_endsda): Likewise.
5484 (ghs_pragma_endzda): Likewise.
5486 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5487 Kenneth Zadeck <zadeck@naturalbridge.com>
5489 * Makefile.in: Removed tree-promote-statics.c
5490 * tree-promote-statics.c: Removed.
5491 * common.opt: Removed flag-promote-statics.
5492 * opts.c: Ditto.
5493 * passes.c: Removed tree-promote-statics pass.
5494 * tree-pass.h: Ditto.
5495 * timevar.def: Removed TV_PROMOTE_STATICS.
5498 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5500 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5501 and *-*-freebsd9.
5502 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5504 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5506 PR c/22476
5507 * c-common.c (check_function_arguments): Call
5508 'check_function_format' if either -Wformat or
5509 -Wmissing-format-attribute are specified.
5510 * c-format.c (check_function_format): Check -Wformat before
5511 calling 'check_format_info'.
5512 * c-opts.c (c_common_post_options): Don't warn for
5513 -Wmissing-format-attribute without -Wformat.
5514 * c-typeck.c (convert_for_assignment): Detect additional cases for
5515 -Wmissing-format-attribute.
5516 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5517 behavior.
5519 2005-07-19 Richard Guenther <rguenther@suse.de>
5521 * config/i386/i386.md (lrint<mode>2): Use temporary
5522 instead of clobbering non-existent memory.
5524 2005-07-19 Nick Clifton <nickc@redhat.com>
5526 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5527 statement to avoid displaying ASCII control characters.
5529 2005-07-19 Ben Elliston <bje@au.ibm.com>
5531 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5532 * cfganal.c (find_edge_index): Ditto.
5533 * combine.c (combine_instructions): Ditto.
5534 * ddg.c (create_scc): Ditto.
5535 (find_successors): Ditto.
5536 (find_predecessors): Ditto.
5537 (find_nodes_on_paths): Ditto.
5538 (longest_simple_path): Ditto.
5539 * flow.c (update_life_info): Ditto.
5540 (count_or_remove_death_notes): Ditto.
5541 (clear_log_links): Ditto.
5542 * modulo-sched.c (generate_reg_moves): Ditto.
5543 (find_max_asap): Ditto.
5544 (find_max_hv_min_mob): Ditto.
5545 (find_max_dv_min_mob): Ditto.
5546 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5547 * sched-rgn.c (extract_edgelst): Ditto.
5548 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5549 (dump_update_ssa): Ditto.
5550 (ssa_names_to_replace) Ditto.
5551 (switch_virtuals_to_full_rewrite): Ditto.
5552 (update_ssa): Ditto.
5553 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5555 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5557 Fix PR tree-optimization/22483
5559 * tree-complex.c (create_components): Use
5560 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5561 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5562 * tree-flow.h (safe_referenced_var_iterator): New structure.
5563 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5564 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5565 safe_referenced_var iterator.
5566 (add_type_alias): Ditto.
5568 2005-07-19 Steven Bosscher <stevenb@suse.de>
5570 * loop-init.c (rest_of_handle_loop2): Remove.
5571 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5572 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5573 (pass_rtl_loop_init, pass_rtl_loop_done,
5574 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5575 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5576 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5577 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5578 pass_tree_loop_done, and pass_tree_unswitch.
5579 (gate_loop): Rename to gate_tree_loop.
5580 * passes.c (init_optimization_passes): Update for renamed tree
5581 loop passes. Add the new loop2 passes as subpasses of loop2.
5582 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5583 Update for the renamed tree loop passes.
5585 2005-07-18 Ian Lance Taylor <ian@airs.com>
5587 PR middle-end/22057
5588 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5589 blocks when optimizing.
5591 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5593 * common.opt (frename-registers): Initialize to 2.
5594 (fweb): Ditto.
5595 (fgcse-after-reload): Ditto.
5596 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5597 (process_options): Only change flag_web, flag_rename_registers,
5598 and flag_rerun_cse_after_loop if not explicitly set by user.
5600 2005-07-18 Jan Beulich <jbeulich@novell.com>
5602 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5603 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5604 in 64-bit mode the same as DImode in 32-bit mode.
5605 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5606 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5607 mode. Add new mode parameter.
5608 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5609 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5610 x86_64_shift_adj): New expanders.
5611 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5612 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5613 insns.
5614 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5615 DImode shift splitters.
5616 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5617 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5618 mode parameter.
5620 2005-07-18 Jan Beulich <jbeulich@novell.com>
5622 * i386.md (movdi_extzv_1): New.
5623 (zero_extendhidi2): Combine alternatives and never force use of
5624 REX64 prefix.
5625 (zero_extendqidi2): Likewise. Don't restrict input selection.
5627 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5629 Fix PR tree-optimization/22531
5630 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5631 moment.
5633 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5635 * tree-promote-statics.c (pass_promote_statics): Change dump file
5636 name.
5638 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5640 * tree-optimize.c (init_tree_optimization_passes): Add
5641 pass_eliminate_useless_stores pass.
5642 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5643 * tree-ssa-pre.c (is_copy_stmt): New function.
5644 (follow_copies_till_vuse): Ditto.
5645 (do_eustores): Ditto.
5646 (gate_eustores): Ditto.
5648 2005-07-16 Richard Henderson <rth@redhat.com>
5650 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5652 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5653 Kenneth Zadeck <zadeck@naturalbridge.com>
5655 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5656 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5657 ipa-type-escape.h, tree-promote-statics.c
5658 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5659 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5660 tree-promote-statics.c: new files.
5661 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5662 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5663 int nonlocal_set_p, mark_constant_function): Deleted.
5664 (rest_of_handle_cfg): Removed call to mark_constant_function.
5665 (nonoverlapping_component_refs_p): Added calls to support
5666 type based aliasing.
5667 * tree-ssa-alias.c (may_alias_p,
5668 compute_flow_insensitive_aliasing): Ditto.
5669 * calls.c (flags_from_decl_or_type): Removed reference to
5670 cgraph_rtl_info.
5671 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5672 too many arguments. This is necessary for Spec 2000.
5673 * cgraph.h (const_function, pure_function): Removed.
5674 * common.opt: Added "fipa-pure-const", "fipa-reference",
5675 "fipa-type-escape", and "ftree-promote-static".
5676 * opts.c: Ditto.
5677 * passes.c: Added ipa and tree-promote-statics passes.
5678 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5679 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5680 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5681 * tree-flow.h: Added exposed sra calls and addition of
5682 reference_vars_info field for FUNCTION_DECLS.
5683 * tree-pass.h: Added passes.
5684 * tree-sra.c: (sra_init_cache): New function.
5685 (sra_insert_before, sra_insert_after) Made public.
5686 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5687 and made public.
5688 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5689 aliasing. (may_alias_p): Added code to use type escape analysis to
5690 improve alias sets.
5691 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5692 code to prune clobbers of static variables based on information
5693 produced in ipa-reference pass. Changed call clobbering so that
5694 statics are not marked as clobbered if the call does not clobber
5695 them.
5697 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5699 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5700 too.
5702 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5704 * doc/install.texi (*-*-solaris2*): Document recommended version
5705 of GNU binutils and mention GNU linker problem on Solaris 10.
5707 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5709 PR c/22421
5710 * c-decl.c (c_build_bitfield_integer_type): New function.
5711 (finish_struct): Call it.
5712 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5714 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5717 before returning.
5719 2005-07-16 Jan Hubicka <jh@suse.cz>
5721 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5722 (scale_bbs_frequencies_int): Watch roundoff errors.
5723 * predict.c (return_prediction): Initialize return_stmt.
5725 2005-07-16 Jan Hubicka <jh@suse.cz>
5727 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5728 after RTL profiling.
5730 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5732 PR middle-end/22398
5733 * fold-const.c (build_range_check): Convert high/low to etype
5734 if we are only comparing against exp.
5736 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5738 Fix PR tree-optimization/22376
5739 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5740 special var here.
5741 (need_to_solve): New function.
5742 (compute_points_to_sets): Use it.
5744 2005-07-15 Jan Hubicka <jh@suse.cz>
5746 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5747 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5749 2005-07-15 Richard Guenther <rguenther@suse.de>
5751 * c-common.c (handle_flatten_attribute): New function.
5752 Add flatten function attribute.
5753 * doc/extend.texi: Document flatten function attribute.
5754 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5755 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5756 New functions.
5757 (cgraph_decide_inlining): Handle functions with flatten
5758 attribute.
5760 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5762 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5763 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5764 UNSPEC_XCHG, UNSPEC_AND): New.
5765 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5766 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5767 * config/rs6000/sync.md (FETCHOP): New code macro.
5768 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5769 New code attrs.
5770 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5771 (sync_compare_and_swap<mode>): Same.
5772 (sync_lock_test_and_set<mode>): Same.
5773 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5774 for QImode and HImode, and not PPC405.
5775 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5776 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5777 (sync_<fetchop>{si,di}_internal): New.
5778 (sync_nand{si,di}_internal): New.
5779 (sync_old_<fetchop>{si,di}_internal): New.
5780 (sync_old_nand{si,di}_internal): New
5781 (sync_new_<fetchop>{si,di}_internal): New.
5782 (sync_new_nand{si,di}_internal): New.
5783 (atomic_and{si,di}): New.
5784 (sync_new_nand{si,di}_internal): New.
5785 (atomic_and{si,di}): New.
5786 (sync_add<mode>_internal): Delete.
5787 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5788 (sync_sub<mode>_internal): Delte.
5789 (sync_subshort_internal): New.
5790 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5791 (sync_anddi_internal): Delete.
5792 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5793 (sync_booldi_internal): Delete.
5794 (sync_boolc<mode>_internal): Delete.
5795 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5796 (sync_boolc<mode>_internal2): Delete.
5797 (sync_boolcc<mode>_internal): Delete.
5798 (isync, lwsync): Use unspec instead of unspec_volatile.
5799 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5800 Revert UNSPEC_VOLATILE.
5801 (rs6000_split_atomic_op): New.
5802 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5804 2005-07-14 Eric Christopher <echristo@redhat.com>
5806 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5807 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5809 2005-07-14 Eric Christopher <echristo@redhat.com>
5811 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5813 2005-07-14 Steven Bosscher <stevenb@suse.de>
5815 PR tree-optimization/22230
5816 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5817 the computation of the four cross productions for "range op range".
5819 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5820 Ulrich Weigand <uweigand@de.ibm.com>
5822 PR target/20126
5823 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5824 in some insn.
5826 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5828 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5830 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5832 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5834 2005-07-14 Richard Guenther <rguenther@suse.de>
5836 PR middle-end/22347
5837 * config/i386/i386-protos.h (ix86_function_value): Change
5838 prototype to match new target hook.
5839 * config/i386/i386.c (ix86_value_regno): Change prototype
5840 to take extra type argument.
5841 (TARGET_FUNCTION_VALUE): Define.
5842 (ix86_function_ok_for_sibcall): Pass extra argument to
5843 ix86_value_regno, check return slot rtx for exact match.
5844 (ix86_function_value): Take extra parameter. Dispatch to
5845 ix86_value_regno with fndecl/fntype as provided.
5846 (ix86_value_regno): Handle extra type argument.
5847 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5849 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5850 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5851 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5852 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5853 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5855 2005-07-14 Richard Guenther <rguenther@suse.de>
5857 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5858 * calls.c (expand_call): Pass fntype to hard_function_value.
5859 (emit_library_call_value_1): Likewise.
5860 * explow.c: Include target.h.
5861 (hard_function_value): Take extra argument, the fntype.
5862 Use new target hook for function_value.
5863 * expr.h (hard_function_value): Change prototype.
5864 * function.c (aggregate_value_p): Pass 0 as fntype to
5865 hard_function_value.
5866 (assign_parms): Use new target hook for function_value.
5867 Pass 0 as fntype to hard_function_value.
5868 (expand_function_end): Likewise.
5869 * reg-stack.c: Include target.h.
5870 (stack_result): Use new target hook for function_value.
5871 * target-def.h: New target hook function_value.
5872 * target.h: Likewise.
5873 * targhooks.c (default_function_value): New function.
5874 * targhooks.h (default_function_value): Declare.
5876 2005-07-13 Ian Lance Taylor <ian@airs.com>
5878 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5880 2005-07-14 Jan Hubicka <jh@suse.cz>
5882 * tree-dfa.c (dump_variable): Use default_def function.
5883 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5884 * tree-ssa.c (verify_use): Likewise.
5885 * tree-ssanames.c (release_ssa_name): Likewise.
5886 * tree-tailcall.c (eliminate_tail_call): Likewise.
5887 (tree_optimize_tail_calls_1): Likewise.
5888 * tree-vrp.c (get_value_range): Likewise.
5890 2005-07-14 Ben Elliston <bje@au.ibm.com>
5892 * gcc.c (main): Compare language[0] with '*' when iterating over
5893 the infiles.
5895 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5897 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5898 "s390_emit_compare". Add handling of CCZ1mode.
5899 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5900 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5901 checking.
5902 (s390_branch_condition_mask): Add CCZ1mode handling.
5903 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5904 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5905 Use CCZ1mode instead of CCZmode.
5906 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5908 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5910 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5911 pattern.
5912 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5914 2005-07-13 Eric Christopher <echristo@redhat.com>
5916 * config/mips/mips.c (mips_canonicalize_comparison): New.
5917 (mips_emit_int_relational): Use.
5919 2005-07-13 Eric Christopher <echristo@redhat.com>
5921 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5922 static extra parts.
5923 * config/s390/s390.md: Include tpf.md. Move tpf specific
5924 patterns...
5925 * config/s390/tpf.md: To here.
5926 * config/s390/s390.opt: Move tpf specific options...
5927 * config/s390/tpf.opt: to here. Add mmain option.
5928 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5929 * config/s390/tpf.h: Rewrite.
5931 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5933 * doc/tm.texi: Remove @xref{Cross-profiling}.
5935 2005-07-13 Jeff Law <law@redhat.com>
5937 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5938 expressions, test their _DECL operands for pointer equality rather
5939 than using operand_equal_p.
5941 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5943 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5944 (TARGET_POSIX_IO): This.
5945 * config/darwin.h: Likewise.
5946 * config/freebsd.h: Likewise.
5947 * config/linux.h: Likewise.
5948 * config/lynx.h: Likewise.
5949 * config/netbsd.h: Likewise.
5950 * config/rs6000/linux64.h: Likewise.
5951 * config/rs6000/linux.h: Likewise.
5952 * config/s390/tpf.h: Likewise.
5953 * config/sh/embed-elf.h: Likewise.
5954 * config/sparc/linux64.h: Likewise.
5955 * config/sparc/linux.h: Likewise.
5956 * config/svr4.h: Likewise.
5957 * gcov-io.h: Likewise.
5959 * doc/tm.texi: Updated.
5961 * libgcov.c (create_file_directory): Defined only if
5962 TARGET_POSIX_IO is defined.
5963 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5964 is defined.
5966 2005-07-13 Jan Hubicka <jh@suse.cz>
5968 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5970 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5972 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5973 structure as argument.
5975 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5977 PR tree-optimization/21921
5978 * tree-iterator.c (tsi_link_before): Support the case when
5979 tsi_end_p (tsi) == true.
5981 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5983 PR tree-optimization/22442
5984 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5985 correctly.
5987 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5989 PR rtl-optimization/20376
5990 * toplev.c (process_options): Enable -fweb and -frename-registers when
5991 unrolling.
5992 * doc/invoke.texi: Update the information about when -fweb and
5993 -frename-registers are enabled.
5995 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5997 PR tree-opt/21840
5998 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5999 if *rhs_p is not a SSA_NAME.
6001 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6003 Fix PR tree-optimization/22422
6004 * tree-ssa-structalias.c (struct variable_info): Add flag for
6005 special vars.
6006 (get_varinfo): Now a static function.
6007 (new_varinfo): init has_union and is_special_var to false.
6008 (solution_set_add): Check has_union.
6009 (do_da_constraint): Move temporary variable so it gets reset
6010 properly.
6011 Also check for special variable.
6012 (do_ds_constraint): Ditto.
6013 (do_sd_constraint): Ditto.
6014 (do_structure_copy): Check for special variable.
6015 (find_func_aliases): Ditto.
6016 (init_base_vars): Set special vars properly.
6018 2005-07-13 Jan Hubicka <jh@suse.cz>
6020 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6021 do unit-at-a-time.
6023 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6024 (get_expr_operands): Fix thinko wrt flags and subvars.
6026 PR tree-optimize/22379
6027 * tree-inline.c (expand_call_inline): Do not output sorry in early
6028 inlining.
6030 2005-07-12 Dale Johannesen <dalej@apple.com>
6032 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6034 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6036 PR bootstrap/21704
6037 * host-linux.h: Include limits.h.
6039 2005-07-12 Dale Johannesen <dalej@apple.com>
6041 * expr.c (compress_float_constant): Add cost check.
6042 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6044 2005-07-12 Dale Johannesen <dalej@apple.com>
6046 * gcc.target/i386/compress-float-sse.c: New.
6047 * gcc.target/i386/compress-float-sse-pic.c: New.
6048 * gcc.target/i386/compress-float-387.c: New.
6049 * gcc.target/i386/compress-float-387-pic.c: New.
6050 * gcc.dg/compress-float-ppc.c: New.
6051 * gcc.dg/compress-float-ppc-pic.c: New.
6053 2005-07-12 Eric Christopher <echristo@redhat.com>
6055 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6056 static extra parts.
6057 * config/s390/s390.md: Include tpf.md. Move tpf specific
6058 patterns...
6059 * config/s390/tpf.md: To here.
6060 * config/s390/s390.opt: Move tpf specific options...
6061 * config/s390/tpf.opt: to here. Add mmain option.
6062 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6063 * config/s390/tpf.h: Rewrite.
6065 2005-07-12 Eric Christopher <echristo@redhat.com>
6067 * gcc.c (struct infile): Update comment for language.
6068 (main): Rewrite input file resetting code.
6070 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6072 PR tree-opt/22335
6073 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6074 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6075 (lookup_avail_expr): Use constant_boolean_node instead
6076 of boolean_false_node/boolean_true_node.
6078 2005-07-12 Ben Elliston <bje@au.ibm.com>
6080 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6081 and use it when printing num_edges.
6083 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6085 * doc/extend.texi (Blackfin Built-in Functions): New section.
6086 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6087 @opindex.
6089 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6091 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6092 s/cmpstrsi/cmpstrnsi
6093 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6094 'cmpstrnsi'.
6095 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6096 (init_optabs): Initialize cmpstrn_optab.
6097 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6098 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6099 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6100 * config/i386/i386.md: s/cmpstr/cmpstrn
6101 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6102 * doc/md.texi: Update documentation.
6104 2005-07-11 Richard Henderson <rth@redhat.com>
6106 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6107 build_va_arg_indirect_ref.
6108 (alpha_gimplify_va_arg): Likewise.
6109 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6110 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6111 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6112 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6113 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6114 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6115 Likewise.
6116 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6118 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6120 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6121 * passes.c (init_optimization_passes): Add pass_empty_loop.
6122 * tree-pass.h (pass_empty_loop): Declare.
6123 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6124 try_remove_empty_loop, remove_empty_loops): New functions.
6125 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6126 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6128 2005-07-12 Peter Barada <peter@the-baradas.com>
6130 PR middle-end/16719
6131 PR middle-end/18421
6132 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6133 in address registers.
6134 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6135 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6136 alternative of addsi3_5200.
6138 2005-07-11 Ian Lance Taylor <ian@airs.com>
6140 * config/mips/mips.md (ffs<mode>2): Remove.
6142 2005-07-11 Ian Lance Taylor <ian@airs.com>
6144 * doc/tree-ssa.texi (Cleanups): Improve description of
6145 TRY_FINALLY_EXPR.
6146 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6148 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6150 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6151 * tree.h (DECL_ARGUMENT_FLD): New macro.
6153 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6155 Fix PR tree-optimization/22404
6157 * tree-ssa-structalias.c (create_variable_info_for): Use
6158 correct offset.
6160 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6162 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6163 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6164 for second comparison operand.
6165 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6167 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6168 (define_insn_reservation "alu"): Likewise.
6169 (csync, ssync): Now of type sync.
6170 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6171 -mcsync-anomaly -mspecld-anomaly.
6172 * config/bfin/bfin.opt (mcsync): Remove.
6173 (mcsync-anomaly, mspecld-anomaly): Add.
6174 * config/bfin/bfin.c: Include "insn-codes.h".
6175 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6176 (TARGET_DEFAULT_TARGET_FLAGS): New.
6177 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6179 2005-07-11 Steven Bosscher <stevenb@suse.de>
6181 * basic-block.h: Give the BB flags enum a name, bb_flags.
6182 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6183 * cfgcleanup.c (enum bb_flags): Remove here.
6184 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6185 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6186 (update_forwarder_flag): Likewise.
6187 (thread_jump): Likewise.
6188 (try_forward_edges): Likewise.
6189 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6190 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6191 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6193 2005-07-11 Richard Guenther <rguenther@suse.de>
6195 * config/i386/i386.opt: New target option -msseregparm.
6196 * config/i386/i386.c (override_options): Error out for
6197 -msseregparm but no SSE support.
6198 (ix86_function_sseregparm): Check for global sseregparm.
6199 * doc/invoke.texi: Document -msseregparm.
6201 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6203 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6204 (m32rle-*-linux*): Ditto.
6206 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6208 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6209 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6210 bytes.
6212 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6214 PR middle-end/22239
6215 PR target/20126
6216 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6217 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6219 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6221 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6222 (varmap): Heapify varmap.
6223 (constraints): Heapify constraints.
6224 (struct constraint_graph): Heapify succs and preds.
6225 (constraint_vec_find): Update for heapification.
6226 (constraint_set_union): Ditto.
6227 (insert_into_complex): Ditto.
6228 (constraint_edge_vec_find): Ditto.
6229 (erase_graph_self_edge): Ditto.
6230 (add_graph_edge): Ditto.
6231 (get_graph_weights): Ditto.
6232 (merge_graph_nodes): Ditto.
6233 (build_constraint_graph): Ditto.
6234 (topo_visit): Ditto.
6235 (solve_graph): Ditto.
6236 (create_variable_info_for): Ditto.
6237 (init_base_vars): Ditto.
6238 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6239 (condese_varmap_nodes): Free complex vector.
6240 (clear_edges_for_node): Clear succs and preds vector.
6242 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6244 * tree-ssa-structalias.c (update_alias_info): Change counting of
6245 references to not include vdefs.
6247 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6249 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6250 (up_insert): Ditto.
6252 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6254 * pa.c (pa_commutative_p): Make PLUS commutative when
6255 TARGET_NO_SPACE_REGS is true.
6257 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6259 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6260 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6261 * tree-dfa.c (dump_subvars_for): New.
6262 (debug_subvars_for): New.
6263 (dump_variable): Show subvariables if VAR has them.
6264 * tree-flow-inline.h (get_subvar_at): New.
6265 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6266 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6267 Update all users.
6268 (struct subvar): Change fields offset and size to unsigned
6269 HOST_WIDE_INT.
6270 (dump_subvars_for): Declare.
6271 (debug_subvars_for): Declare.
6272 (get_subvar_at): Declare.
6273 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6274 to unsigned HOST_WIDE_INT *.
6275 (overlap_subvar): Likewise.
6276 * tree-gimple.c (is_gimple_reg): Always return false for
6277 SFTs and memory tags.
6278 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6279 Update all callers.
6280 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6281 (compute_may_aliases): Call compute_points_to_sets.
6282 (collect_points_to_info_for): Remove.
6283 (compute_points_to_and_addr_escape): Remove.
6284 (delete_alias_info): Call delete_points_to_sets.
6285 (compute_flow_sensitive_aliasing): If the call to
6286 find_what_p_points_to returns false, call set_pt_anything.
6287 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6288 (set_pt_anything): Clear pi->pt_vars.
6289 (set_pt_malloc): Remove.
6290 (merge_pointed_to_info): Remove.
6291 (add_pointed_to_expr): Remove.
6292 (add_pointed_to_var): Remove.
6293 (collect_points_to_info_r): Remove.
6294 (is_escape_site): Make extern.
6295 (create_sft): New.
6296 (create_overlap_variables_for): Call it.
6297 * tree-ssa-copy.c (merge_alias_info): Never merge
6298 flow-sensitive alias information.
6299 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6300 offset and size to be unsigned HOST_WIDE_INT.
6301 (add_to_addressable_set): Rename from note_addressable.
6302 Set TREE_ADDRESSABLE as the variables are added to the set.
6303 Update all users.
6304 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6305 operands into VUSEs when adding V_MAY_DEFs for members in an
6306 alias set.
6307 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6308 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6309 (struct variable_info): Add bitfield is_heap_var.
6310 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6311 (new_var_info): Initialize is_heap_var.
6312 (get_constraint_for): Add HEAP variables to the symbol table.
6313 Mark them with is_heap_var.
6314 (update_alias_info): New. Taken mostly from the old
6315 compute_points_to_and_addr_escape.
6316 (handle_ptr_arith): New.
6317 (find_func_aliases): Call update_alias_info.
6318 Call handle_ptr_info for tcc_binary expressions.
6319 Call mark_stmt_modified.
6320 (create_variable_info_for): If DECL has subvars, do not create
6321 variables for its subvars. Always add all the fields.
6322 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6323 SFTs, then add all the SFTs of the structure.
6324 If VI->DECL is an aggregate with subvariables, add the SFT at
6325 VI->OFFSET.
6326 (find_what_p_points_to): If VI is an artificial variable,
6327 translate to bitfields in SSA_NAME_PTR_INFO.
6328 If the solution is empty, set pi->pt_vars to NULL
6329 (init_base_vars): Create ANYOFFSET.
6330 (compute_points_to_sets): Rename from create_alias_vars.
6331 Make extern.
6332 (pass_build_pta): Remove.
6333 (delete_points_to_sets): Rename from delete_alias_vars.
6334 (pass_del_pta): Remove.
6335 * tree-ssa-structalias.h (struct alias_info): Move from
6336 tree-ssa-alias.h.
6337 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6338 NUM_REFERENCES_SET): Likewise.
6339 (compute_points_to_sets, delete_points_to_sets): Declare.
6341 2005-07-09 Richard Henderson <rth@redhat.com>
6343 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6344 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6345 alpha_split_lock_test_and_set_12): New functions.
6346 * config/alpha/alpha-protos.h: Update.
6347 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6348 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6349 * config/alpha/sync.md (I12MODE): New.
6350 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6351 (sync_<fetchop_name><I48MODE>): Likewise.
6352 (sync_nand<I48MODE>): Likewise.
6353 (sync_old_<fetchop_name><I48MODE>): Likewise.
6354 (sync_new_<fetchop_name><I48MODE>): Likewise.
6355 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6356 (sync_compare_and_swap<I48MODE>): Likewise.
6357 (sync_lock_test_and_set<I48MODE>): Likewise.
6358 (sync_compare_and_swap<I12MODE>): New.
6359 (sync_compare_and_swap<I12MODE>_1): New.
6360 (sync_lock_test_and_set<I12MODE>): New.
6361 (sync_lock_test_and_set<I12MODE>_1): New.
6363 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6365 PR 21356
6366 PR 22332
6367 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6369 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6371 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6372 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6374 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6376 PR target/21656
6377 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6379 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6381 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6382 memory_operand constraint.
6383 (store_conditional_<mode>): Same.
6384 (sync_compare_and_swap<mode>): Same.
6385 (sync_lock_test_and_set<mode>): Same.
6387 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6389 Rewrite PIC support to more closely model actual instructions.
6390 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6391 (cris_symbol): Remove prototypes for removed functions.
6392 (cris_pic_symbol_type_of, cris_valid_pic_const)
6393 (cris_expand_pic_call_address): Prototypes for new functions.
6394 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6395 variable.
6396 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6397 modifiers.
6398 <case ':'>: Add case for new punctuation character.
6399 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6400 emitting (extra) PIC modifier.
6401 <case UNSPEC>: Do not assert for PLT.
6402 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6403 (cris_expand_prologue, cris_expand_epilogue): Check
6404 for pic_offset_table_rtx usage instead of taking
6405 current_function_uses_pic_offset_table as the final word.
6406 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6407 Remove flag_pic difference.
6408 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6409 the moral equivalents of...
6410 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6411 functions.
6412 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6413 (cris_handle_option): Mark ARG as unused.
6414 (cris_expand_pic_call_address): New worker function for "call",
6415 "call_value".
6416 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6417 output PIC constructs here.
6418 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6419 as symbol-specific modifers, not whole or part of operands.
6420 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6421 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6422 constants and flag_pic.
6423 (CONSTANT_INDEX_P): Adjust for new functions.
6424 (enum cris_pic_symbol_type): New helper type.
6425 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6426 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6427 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6428 define_constants.
6429 ("movsi"): Emit actual instructions for GOT and relative access.
6430 ("*movsi_got_load"): New pattern to set up the register holding
6431 the GOT pointer.
6432 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6433 Adjust FIXME for 'S'.
6434 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6435 Use "movs" for -fpic cases.
6436 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6437 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6438 ("call", "call_value"): Just call cris_expand_pic_call_address for
6439 PIC addresses.
6440 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6441 Remove special pattern.
6442 ("*expanded_call_side", "*expanded_call_value_side"): New
6443 patterns.
6444 (gotplt-to-plt, gotplt-to-plt-side-call)
6445 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6446 peephole2:s.
6447 * config/cris/cris/predicates.md
6448 ("cris_general_operand_or_gotless_symbol"): Remove unused
6449 predicate.
6450 ("cris_general_operand_or_symbol"): Adjust for new functions.
6452 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6454 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6456 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6458 * Makefile.in (TREE_H): Add treestruct.def.
6459 (c-decl.o): Add pointer-set.h
6460 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6461 visibility on regular DECL's.
6462 (merge_decls): Fix the copying of decl nodes of various types for
6463 the new structures. Don't update RTL, section name, weak status,
6464 etc, on DECL's without RTL.
6465 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6466 Don't check volatile on non-variable types.
6467 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6468 to check whether we have seen arguments.
6469 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6470 flag is checked before field (flag is common, field is not).
6471 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6472 TS_DECL_COMMON could have an origin.
6473 (add_location_or_const_value_attribute): Don't check section name
6474 on non-var/function decls.
6475 (dwarf2out_var_location): Reverse order of tests.
6476 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6477 with DECL_WRTL_CHECK.
6478 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6479 * fold-const.c (fold_binary): Don't check weakness on
6480 non-var/function decls.
6481 (tree_expr_nonzero_p): Ditto.
6482 (fold_checksum_tree): Use tree_decl_extra as sizeof
6483 buffer.
6484 * ggc-page.c (extra_order_size_table): Add sizes for
6485 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6486 tree_field_decl.
6487 * gimplify.c (gimplify_bind_expr): Only set
6488 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6489 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6490 without RTL.
6491 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6492 * langhooks.h (init_ts). New langhook.
6493 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6494 * print-tree.c (print_node): Update to only print fields that
6495 exist in the structures the passed decl has.
6496 * toplev.c (wrapup_global_declarations): Don't reset
6497 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6498 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6499 * tree-inline.c (remap_decl): Ditto.
6500 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6501 * tree-pretty-print.c (print_declaration): Don't print
6502 DECL_REGISTER on things that don't contain it.
6503 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6504 non-var/function decls.
6505 * tree.c (tree_contains_struct): New structure.
6506 (init_priority_for_decl): New hashtable.
6507 (tree_int_map): New structure.
6508 (tree_int_map_eq): New function.
6509 (tree_int_map_marked_p): Ditto.
6510 (tree_int_map_hash): Ditto.
6511 (tree_map): Move to tree.h.
6512 (tree_map_eq): Externalize.
6513 (tree_map_hash): Ditto.
6514 (tree_map_marked_p): Ditto.
6515 (init_ttree): Set up tree_contains_struct and call langhook.
6516 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6517 (tree_code_size): Update for new structures.
6518 (tree_node_structure): Update for new structures.
6519 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6520 without the field.
6521 (copy_node_stat): Copy init priority.
6522 (build_decl_stat): Ditto for visibility.
6523 (ts_enum_names): New.
6524 (tree_contains_struct_check_failed): New function.
6525 (decl_init_priority_lookup): Ditto.
6526 (decl_init_priority_insert): Ditto.
6527 * treestruct.def: New file.
6528 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6529 (CONTAINS_STRUCT_CHECK): Ditto.
6530 (tree_contains_struct_check_failed): New prototype.
6531 (DECL_CHECK): Removed.
6532 (DECL_MINIMAL_CHECK): New.
6533 (DECL_COMMON_CHECK): Ditto.
6534 (DECL_WRTL_CHECK): Ditto.
6535 (DECL_NON_COMMON_CHECK): Ditto.
6536 (DECL_WITH_VIS_CHECK): Ditto.
6537 (VAR_OR_FUNCTION_DECL_P): Ditto
6538 (struct tree_decl_minimal): New structure.
6539 (struct tree_decl_common): Ditto.
6540 (struct tree_decl_with_rtl): Ditto.
6541 (struct tree_decl_with_vis): Ditto.
6542 (struct tree_decl_non_common): Ditto.
6543 (struct tree_field_decl): Ditto.
6544 (struct tree_parm_decl): Ditto.
6545 (struct tree_var_decl): Ditto.
6546 (struct tree_function_decl): Ditto.
6547 (struct tree_const_decl): Ditto.
6548 (struct tree_result_decl): Ditto.
6549 (union tree_node): Add new structures.
6550 * var-tracking.c (track_expr_p): Reverse order of tests.
6552 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6554 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6556 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6557 * system.h: Poison FINALIZE_PIC.
6558 * doc/tm.texi (FINALIZE_PIC): Remove.
6560 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6562 PR tree-opt/22329
6563 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6564 to the correct type if we have a MODIFY_EXPR.
6566 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6568 PR tree-optimization/22360
6569 * tree.c (upper_bound_in_type): Fix calculations for casting
6570 to a non-wider signed type and casting a signed value to a
6571 wider unsigned type.
6572 (lower_bound_in_type): Fix calculations for casting to a
6573 non-wider signed type.
6575 PR tree-optimization/20139
6576 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6577 release_defs.
6578 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6579 fold_cond_expr_cond.
6580 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6581 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6583 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6585 PR tree-opt/22356
6586 * tree-complex.c (expand_complex_libcall): Produce
6587 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6589 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6591 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6592 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6593 b" assert and inserted fastpath code for this case.
6594 (bitmap_ior): Removed "a != b" assert.
6596 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6598 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6599 (ENDFILE_SPEC): Likewise.
6600 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6602 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6603 a large stack frame at epilogue.
6605 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6607 * final.c: Include sdbout.h when required.
6609 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6611 * config.gcc (*-*-darwin*): Only one target-specific header file
6612 for generic darwin.
6613 (powerpc-*-darwin*): Add version-specific header files.
6614 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6615 * config.in: Regenerate.
6616 * configure: Regenerate.
6617 * gcc.c: Include xregex.h.
6618 (version_compare_spec_function): New.
6619 (spec_function): Add version-compare.
6620 (replace_outfile_spec_function): Reformat comment.
6621 (compare_version_strings): New.
6622 * config/darwin-c.c (version_as_macro): New.
6623 (builtin_define): New.
6624 (darwin_cpp_builtins): New.
6625 * config/darwin-protos.h (darwin_cpp_builtins): New.
6626 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6627 (LIB_SPEC): Make unconditional, update comment.
6628 (TARGET_C99_FUNCTIONS): Define.
6629 * config/darwin.opt: Sort.
6630 (mmacosx-version-min=): New.
6631 * config/darwin7.h: Delete.
6632 * config/darwin8.h: Delete.
6633 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6634 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6635 (TARGET_C99_FUNCTIONS): Define.
6636 * config/rs6000/darwin7.h: New.
6637 * config/rs6000/darwin8.h: New.
6638 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6639 (-mmacosx-version-min): Document.
6641 2005-07-07 Ian Lance Taylor <ian@airs.com>
6643 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6645 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6647 PR middle-end/22239
6648 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6650 2005-07-07 Khem Raj <kraj@mvista.com>
6652 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6653 in bytes, not words.
6655 2005-07-07 Paul Brook <paul@codesourcery.com>
6657 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6658 DEFAULT_FUNCTION_ARG_PADDING to upward.
6660 2005-07-07 Richard Henderson <rth@redhat.com>
6662 * function.c (locate_and_pad_parm): Record parameter alignment in
6663 stack_alignment_needed.
6665 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6667 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6668 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6669 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6670 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6671 (define_attr "type"): Add isync, sync, load_l, store_c.
6672 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6673 Create scratch volatile MEM.
6674 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6675 sync.
6676 (load_locked_<mode>): New.
6677 (store_conditional_<mode>): New.
6678 (sync_compare_and_swap<mode>): Replace with splitter.
6679 (sync_lock_test_and_set<mode>): Replace with splitter.
6680 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6681 and UNSPECV_ISYNC.
6682 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6683 is ics. Attribute isync.
6684 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6685 lwsync.
6686 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6687 and UNSPECV_SYNC_OP.
6688 (emit_unlikely_jump): New.
6689 (emit_load_locked): New.
6690 (emit_store_conditional): New.
6691 (rs6000_split_compare_and_swap): New.
6692 (rs6000_split_lock_test_and_set): New.
6693 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6694 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6695 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6696 rs6000_split_lock_test_and_set): Declare.
6697 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6698 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6699 store_c, isync, sync.
6701 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6703 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6704 filenames to gtyp-gen.h.
6705 (s-typ-gen): Use it in place of for loops.
6707 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6709 * hooks.c (hook_bool_rtx_int_false): New function.
6710 * hooks.h (hook_bool_rtx_int_false): Declare.
6711 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6712 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6713 * target.h (struct gcc_target): Add commutative_p member.
6714 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6715 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6716 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6717 (pa_commutative_p): New function.
6718 * jump.c (target.h): Include.
6719 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6720 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6722 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6724 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6725 (s390_expand_setmem): New.
6726 * config/s390/s390.c: Likewise.
6727 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6728 Adapt comments.
6729 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6730 general_operand. Call new function "s390_expand_setmem".
6731 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6732 ("setmem_long", "*setmem_long"): ... this.
6734 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6736 * config/s390/s390.c: (optimization_options): Enable
6737 TARGET_MVCLE at -Os.
6738 * doc/invoke.texi: Document changes in default behaviour.
6739 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6741 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6743 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6744 defined by back-end.
6746 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6748 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6749 all sets in the pattern.
6750 * config/rs6000/rs6000.md (stack_protect_testsi,
6751 stack_protect_testdi): Likewise.
6753 2005-07-06 Jeff Law <law@redhat.com>
6755 * tree-vrp.c (simplify_using_ranges): Kill.
6756 (vrp_finalize): Remove call to simplify_using_ranges.
6757 (simplify_stmt_using_ranges): New function extracted from
6758 simplify_using_ranges.
6759 (simplify_div_or_mod_using_ranges): Likewise.
6760 (simplify_abs_using_ranges): Likewise.
6761 (simplify_cond_using_ranges): New function.
6762 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6763 * tree-ssa-propagate.c (substitute_and_fold): Call
6764 simplify_stmt_using_ranges if we have range information.
6766 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6768 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6769 ia64_flag_schedule_isns2.
6771 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6772 reading/writing general registers.
6773 (ia64_function_arg): Revert 2005-06-18 change.
6775 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6777 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6778 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6780 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6782 * function.c (expand_function_end): Revert part of 2005-06-27
6783 patch. Do sjlj_emit_function_exit_after after return_label.
6785 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6787 * doc/install.texi (--disable-libssp): New.
6789 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6791 * doc/invoke.texi: Update -fforce-mem documentation.
6792 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6793 code for -fforce-mem.
6794 * expmed.c: (store_bit_field,store_fixed_bit_field,
6795 extract_bit_field): Ditto.
6796 * expr.c: (convert_move): Ditto.
6797 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6798 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6799 emit_conditional_add,expand_float,expand_fix): Ditto.
6800 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6801 (common_handle_option): Issue warning when -fforce-mem specified.
6803 2005-07-06 Paul Brook <paul@codesourcery.com>
6805 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6806 argument is empty.
6807 * configure: Regenerate.
6809 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6811 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6813 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6815 Fix PR tree-optimization/22319
6816 Fix PR tree-optimization/22140
6817 Fix PR tree-optimization/22310
6819 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6820 variable sized types.
6821 Use correct type for intermediate structure on *a = *b structure
6822 copies.
6824 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6826 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6827 Remove.
6828 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6829 (machine_function): Move typedef to...
6830 * config/rs6000/rs6000.c (machine_function): ... here. Add
6831 varargs_save_offset field.
6832 (rs6000_stack_t): Remove varargs_size field.
6833 (setup_incoming_varargs): Allocate varargs save area using
6834 assign_stack_local, try to make it as small as possible.
6835 Save offset from virtual_stack_vars_rtx to the save area
6836 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6837 instead of magic 8 when fp word byte size is used.
6838 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6839 instead of -RS6000_VARARGS_SIZE.
6840 (rs6000_stack_info, debug_stack_info,
6841 rs6000_initial_elimination_offset): Remove all traces of
6842 varargs_size.
6843 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6844 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6845 RS6000_VARARGS_AREA.
6847 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6849 PR tree-optimization/21963
6850 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6851 constant_multiple_of in the same way get_computation_cost_at does.
6853 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6855 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6856 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6857 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6858 and return its previous value.
6859 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6860 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6861 constants.
6862 (stack_protect_set, stack_protect_test): New expanders.
6863 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6864 stack_protect_testdi): New insns.
6865 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6866 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6868 2005-07-06 Jeff Law <law@redhat.com>
6870 * tree-ssa-dce.c (cfg_altered): New global.
6871 (tree_dce_init): Initialize cfg_altered.
6872 (remove_dead_stmt): If we remove an edge in the CFG, then set
6873 CFG_ALTERED.
6874 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6875 the dominators.
6877 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6879 * Makefile.in (stamp-collect-ld): Use
6880 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6881 ./collect-ld if it already exists.
6882 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6883 Don't remove ./nm if it already exists.
6885 2005-07-05 Devang Patel <dpatel@apple.com>
6887 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6888 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6889 * tree-vectorizer.c (vect_loop_location): New.
6890 (vect_print_dump_info): Use vect_loop_location.
6891 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6892 (vectorize_loops): Set vect_loop_location.
6893 * tree-vect-analyze.c (vect_analyze_offset_expr,
6894 vect_determin_vectorization_factor, vect_analyze_operations,
6895 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6896 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6897 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6898 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6899 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6900 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6901 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6902 vect_analyze_loop): Adjust vect_print_dump_info API.
6903 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6904 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6905 vect_finish_stmt_generation, vectorizable_assignment,
6906 vectorizable_operation, vectorizable_store, vectorizable_load,
6907 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6908 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6909 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6910 vect_transform_loop): Same.
6911 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6912 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6913 Same.
6915 2005-07-05 Randolph Chung <tausq@debian.org>
6917 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6918 * configure: Regenerate.
6919 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6920 (pa_tls_referenced_p): Declare.
6921 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6922 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6923 (legitimize_tls_address): New.
6924 (hppa_legitimize_address): Handle TLS addresses.
6925 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6926 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6927 (emit_move_sequence): Handle TLS addresses.
6928 (pa_encode_section_info): Call default handler to handle common
6929 sections.
6930 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6931 (CONSTANT_ADDRESS_P): Reject TLS operands.
6932 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6933 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6934 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6935 (UNSPEC_TLSLE): Define new constants.
6936 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6937 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6938 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6939 (tie_symbolic_operand, tle_symbolic_operand): New
6941 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6943 * aclocal.m4: Update macros for autoconf 2.59 style.
6944 * configure.ac: Likewise.
6946 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6948 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6949 (function_arg): Pass small aggregates in general registers on 32-bit
6950 targets.
6951 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6953 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6955 * Makefile.in (final.o): Fix dependencies.
6957 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6959 PR c/22013
6960 PR c/22098
6961 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6962 * langhooks.c (lhd_expr_to_decl): New.
6963 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6964 New.
6965 (LANG_HOOKS_INITIALIZER): Update.
6966 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6967 expr_to_decl langhook.
6968 * c-tree.h (c_expr_to_decl): Declare.
6969 * c-typeck.c (c_expr_to_decl): New.
6970 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6971 specially.
6972 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6974 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6976 PR c/22308
6977 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6978 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6980 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6982 * Makefile.in: Adjust dependencies.
6983 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6984 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6985 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6986 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6987 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6988 rest_of_compilation.
6990 * bb-reorder.c (gate_duplicate_computed_gotos,
6991 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6992 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6993 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6994 pass_partition_blocks): New.
6995 * bt-load.c (gate_handle_branch_target_load_optimize,
6996 rest_of_handle_branch_target_load_optimize,
6997 pass_branch_target_load_optimize): New.
6998 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6999 pass_jump2): New.
7000 * cfglayout.c (pass_insn_locators_initialize): New.
7001 * cfgrtl.c (pass_free_cfg): New.
7002 * combine.c (gate_handle_combine, rest_of_handle_combine,
7003 pass_combine): New.
7004 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7005 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7006 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7007 * except.c (pass_set_nothrow_function_flags,
7008 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7009 pass_rtl_eh): New.
7010 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7011 rest_of_handle_shorten_branches, pass_shorten_branches,
7012 rest_of_clean_state, pass_clean_state): New.
7013 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7014 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7015 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7016 pass_flow2): New.
7017 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7018 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7019 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7020 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7021 pass_gcse): New.
7022 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7023 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7024 pass_rtl_ifcvt, gate_handle_if_after_combine,
7025 rest_of_handle_if_after_combine, pass_if_after_combine,
7026 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7027 pass_if_after_reload): New.
7028 * integrate.c (pass_initial_value_sets): New.
7029 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7030 pass_purge_lineno_notes): New.
7031 * mode-switching.c (rest_of_handle_mode_switching,
7032 pass_mode_switching): New.
7033 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7034 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7035 pass_loop2): New.
7036 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7037 pass_loop_optimize): New.
7038 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7039 pass_sms): New.
7040 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7041 pass_gcse2): New.
7042 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7043 pass_postreload_cse): New.
7044 * profile.c (gate_handle_profiling, pass_profiling,
7045 rest_of_handle_branch_prob, pass_branch_prob): New.
7046 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7047 pass_split_before_regstack, gate_handle_split_before_regstack,
7048 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7049 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7050 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7051 pass_stack_regs): New.
7052 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7053 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7054 pass_stack_adjustments): New.
7055 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7056 pass_regrename): New.
7057 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7058 pass_delay_slots, gate_handle_machine_reorg,
7059 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7060 * rtl.h (extern void purge_line_number_notes): New.
7061 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7062 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7063 pass_sched2): New.
7064 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7065 pass_tracer): New.
7066 * value-prof.c (gate_handle_value_profile_transformations,
7067 rest_of_handle_value_profile_transformations,
7068 pass_value_profile_transformations): New.
7069 * var-tracking.c (gate_handle_var_tracking,
7070 pass_variable_tracking): New.
7071 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7073 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7074 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7075 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7076 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7077 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7078 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7079 rest_of_handle_gcse2, rest_of_handle_regmove,
7080 rest_of_handle_tracer, rest_of_handle_if_conversion,
7081 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7082 rest_of_handle_web, rest_of_handle_branch_prob,
7083 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7084 rest_of_handle_jump_bypass, rest_of_handle_combine,
7085 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7086 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7087 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7088 rest_of_handle_mode_switching, rest_of_handle_jump,
7089 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7090 rest_of_handle_flow2, rest_of_handle_jump2,
7091 rest_of_handle_peephole2, rest_of_handle_postreload,
7092 rest_of_handle_shorten_branches, rest_of_clean_state,
7093 rest_of_compilation): Remove.
7095 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7096 * passes.c (dump_flags, in_gimple_form, all_passes,
7097 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7098 register_dump_files, next_pass_1, last_verified, execute_todo,
7099 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7100 from tree-optimize.c.
7101 (init_optimization_passes): Moved from tree-optimize.c,
7102 adding the RTL optimizations.
7103 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7104 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7105 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7106 register_dump_files, next_pass_1, last_verified, execute_todo,
7107 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7108 init_tree_optimization_passes, ipa_passes): Delete.
7109 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7110 the RTL dumps.
7111 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7112 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7113 from tree.h.
7114 (ipa_passes): Remove.
7115 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7116 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7117 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7118 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7119 (dump_info_p, dump_flag): Moved to tree-dump.h.
7121 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7122 cgraph.c, opts.c.
7123 * passes.c (finish_optimization_passes): Use dump_begin
7124 and dump_end, TDI_end.
7125 (gate_rest_of_compilation): New.
7126 (pass_rest_of_compilation): Use it.
7127 (gate_postreload, pass_postreload): New.
7128 * toplev.c (general_init): Rename init_tree_optimization_passes.
7129 * toplev.h (init_tree_optimization_passes): Rename to
7130 init_optimizations_passes.
7131 * tree-dump.c (dump_flag): Make static.
7132 (dump_files): Remove RTL dumps.
7133 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7134 pass_cleanup_cfg, pass_free_cfg_annotations,
7135 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7136 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7137 * tree-pretty-print.c: Include tree-pass.h.
7138 * cgraph.c: Include tree-dump.h.
7140 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7142 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7143 Only fall back to saying it points to readonly memory if
7144 we can't do better.
7146 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7148 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7149 * config/m32r/m32r.c (m32r_compute_frame_size,
7150 m32r_expand_prologue): Take current_function_profile into
7151 account whenever we reference
7152 current_function_uses_pic_offset_table.
7153 (m32r_finalize_pic): Remove.
7154 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7156 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7158 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7159 instead of $<. Don't remove ./as if it already exists.
7161 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7163 PR target/21723
7164 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7165 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7166 for complex modes when generating code for PA 1.0.
7167 (VALID_FP_MODE_P): New macro.
7168 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7169 sets for all general and floating point modes. Align wide floating
7170 point modes to even register boundaries to comply with architectural
7171 requirements.
7172 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7173 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7174 (VALID_FP_MODE_P): New macro.
7175 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7176 sets for all general and floating point modes. Align wide floating
7177 point modes to even register boundaries to comply with architectural
7178 requirements.
7180 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7182 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7183 to 0.
7185 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7187 * tree-ssa-structalias.c: Don't include expr.h.
7189 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7191 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7192 comments.
7194 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7196 Fix PR tree-optimization/22279
7198 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7199 correct operator.
7201 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7203 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7205 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7207 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7208 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7209 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7210 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7211 config/stormy16/stormy16.c, config/v850/v850.c,
7212 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7213 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7214 Avoid "." or "\n" at end of diagnostics and capital letters at
7215 start of diagnostics.
7216 * combine.c, cse.c: Don't translate dump file output.
7217 * toplev.c (print_version): Only translate output if going to
7218 stderr.
7220 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7222 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7223 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7224 typos.
7226 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7228 * pa.c (fix_range): Fix typo in comment.
7230 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7232 * tree-vrp.c (extract_range_from_assert): Replace
7233 fold (build (...)) with fold_build2.
7235 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7237 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7238 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7239 (format_types_orig, handle_format_attribute): Add support for
7240 format "gcc_gfc".
7242 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7244 * varasm.c (assemble_variable): Fix format specifier thinko.
7246 2005-07-03 Ira Rosen <irar@il.ibm.com>
7248 PR tree-optimization/22029 (and 22135)
7249 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7250 a phi node before calling dump_vops.
7252 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7254 * tree-dump.h (dump_string_field): Declare.
7255 * tree-dump.c: Use it instead of dump_string.
7256 (dump_string_field): Make non-static.
7258 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7260 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7261 up the minimal CFG stuff always when optimize > 0. Call
7262 split_all_insns_noflow in PIC case if needed.
7264 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7265 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7267 PR c++/18279
7268 * c-decl.c (c_write_global_declarations): Dump contents of
7269 external scope to.
7270 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7271 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7272 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7273 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7274 is enabled.
7276 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7278 * c-common.h (GCC_DIAG_STYLE): Define.
7279 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7280 version for format checking to 4.1.
7281 * c-format.c: Include toplev.h after c-common.h.
7282 (enum format_type): Add gcc_tdiag_format_type.
7283 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7284 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7285 (format_types_orig): Add gcc_tdiag.
7286 (init_dynamic_diag_info): Support gcc_tdiag formats.
7287 (handle_format_attribute): Likewise.
7288 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7289 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7290 version for format checking to 4.1.
7291 (warning0, warning, error, pedwarn, sorry): Use
7292 ATTRIBUTE_GCC_DIAG.
7293 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7294 (finish_aliases_1): Do not use %qE.
7295 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7296 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7297 Correct format bugs.
7298 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7299 parameter to unsigned HOST_WIDE_INT.
7300 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7302 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7304 PR middle-end/21742
7305 * expr.c (write_complex_part): Use adjust_address for MEM.
7306 (read_complex_part): Same.
7308 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7310 Fix PR tree-optimization/22280
7312 * tree-sra.c (generate_element_init): Remove useless loop.
7314 2005-07-02 Richard Henderson <rth@redhat.com>
7316 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7317 TLS_MODEL_NONE.
7318 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7320 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7322 PR middle-end/14490
7323 * fold-const.c (fold_binary): Handle the return value of
7324 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7325 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7327 2005-07-02 Jeff Law <law@redhat.com>
7329 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7330 a eliminate type conversion which feeds an equality comparison
7331 if the original type or either operand in the comparison is a
7332 function pointer.
7334 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7336 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7337 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7338 texts.
7339 * config/avr/avr.c: Do not use '`' as left quote.
7340 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7341 Remove "." from end of diagnostics. Make diagnostics start with
7342 lowercase letter.
7344 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7345 Joseph S. Myers <joseph@codesourcery.com>
7347 * toplev.c (default_tree_printer): Handle setting location with
7348 '+' flag.
7349 * c-objc.common.c (c_tree_printer): Likewise.
7350 * c-format.c (gcc_diag_flag_specs): Add '+'.
7351 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7352 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7353 formats.
7354 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7355 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7356 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7357 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7358 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7359 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7360 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7361 format arguments where %J is used without %D.
7363 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7365 * gcc.c (LINK_SSP_SPEC): Define.
7366 (link_ssp_spec): New variable.
7367 (LINK_COMMAND_SPEC): Add %(link_ssp).
7368 (static_specs): Add link_ssp_spec.
7369 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7370 * configure: Rebuilt.
7371 * config.in: Rebuilt.
7373 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7374 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7375 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7376 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7377 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7378 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7379 -0x7008(2) instead of reading __stack_chk_guard variable.
7380 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7381 number.
7382 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7383 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7384 if TARGET_THREAD_SSP_OFFSET is defined.
7385 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7386 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7388 Revert:
7389 2005-06-27 Richard Henderson <rth@redhat.com>
7390 * libgcc-std.ver (GCC_4.1.0): New.
7391 * libgcc.h (__stack_chk_guard): Declare.
7392 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7393 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7394 * mklibgcc.in (lib2funcs): Add them.
7396 2005-07-01 Richard Henderson <rth@redhat.com>
7398 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7399 void * before struct sigcontext *.
7400 (x86_fallback_frame_state): Likewise.
7402 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7404 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7406 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7408 PR tree-opt/22269
7409 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7410 we check for SSA_NAME for.
7412 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7414 Fix PR tree-optimization/22071
7416 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7417 function.
7418 (get_constraint_for_component_ref): Use it.
7420 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7422 PR other/22264
7423 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7424 print out the last new line.
7426 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7428 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7429 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7430 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7431 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7432 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7433 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7434 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7435 (enum reg_class): New member CC0_REGS.
7436 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7437 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7438 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7439 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7440 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7441 Adjust for register now described.
7443 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7445 PR target/22262
7446 * config/i386/i386.md (stack_protect_test_si,
7447 stack_protect_test_di): Add earlyclobber for scratch 3.
7448 * config/rs6000/rs6000.md (stack_protect_testsi,
7449 stack_protect_testdi): Add earlyclobber for scratch 3,
7450 remove earlyclobber from scratch 4.
7452 Older entries for 2005 can be found in ChangeLog-2005.