1 2005-10-17 James E Wilson <wilson@specifix.com>
3 PR rtl-optimization/17356
4 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
7 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
10 the slot on an even boundary for any type with 16-byte alignment.
12 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
15 * md.texi (Modifiers) <%>: Clarify that % doesn't work
16 after register allocation.
18 2005-10-17 DJ Delorie <dj@redhat.com>
20 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
23 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
26 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
29 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
31 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
32 to 2 if it's already non-zero.
33 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
34 is set and warn about it if flag_schedule_insns is 1.
36 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
38 * config/crx/crx.md: Compare-and-branch instructions need to
41 2005-10-17 Uros Bizjak <uros@kss-loka.si>
44 * config/i386/i386.md (*pushdi2_rex64 splitter)
45 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
46 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
47 flow2 pass only when (optimize > 0 && flag_peephole2).
49 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
52 * gcc.c (have_c): New static variable.
54 (process_command): Remove declation of have_c.
55 Set have_o to 1 when handling -o.
56 (main): Add a fatel error if there are multiple
57 files specified and -o and -c/-S is passed witout
58 -combine or multiple languages.
60 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
62 Fix PR tree-optimization/22444
63 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
64 Assert that we don't hit something with subvars.
65 (setup_pointers_and_addressables): Don't add things with subvars,
66 because we'll already process the subvars for aliasing purposes.
68 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
71 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
72 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
73 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
74 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
75 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
76 swapped, alternatives for the R constraint.
79 * builtins.c (get_builtin_sync_mode): Make unlimited
80 mode_for_size request.
82 2005-10-15 Richard Henderson <rth@redhat.com>
84 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
85 (gimplify_expr): ... here.
86 (gimplify_compound_lval): Use it in initial scan loop. Allow
87 fb_lvalue in base expression.
89 2005-10-15 Richard Henderson <rth@redhat.com>
92 * builtins.c (expand_builtin_trap): Export.
93 * expr.h (expand_builtin_trap): Declare.
94 * expr.c (expand_assignment): Emit a trap for integral offsets
95 from registers that weren't reduced to bitpos.
97 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
98 (mark_array_ref_addressable): Remove.
99 * tree-flow.h (mark_array_ref_addressable): Remove.
100 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
102 2005-10-15 James E Wilson <wilson@specifix.com>
105 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
106 (add_dependence_list_and_free): Likewise.
107 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
110 2005-10-15 Diego Novillo <dnovillo@redhat.com>
114 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
115 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
117 (vrp_visit_phi_node): Only prevent infinite iterations when
118 the previous result and the new result are both VR_RANGEs.
120 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
122 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
125 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
128 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
131 2005-10-14 Per Bothner <per@bothner.com>
133 PR preprocessor/21250
134 * c-ppoutput.c (print_line): Print internal line 0 as 1.
136 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
139 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
140 overflow flags. Refactor some conditionals.
142 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
145 * tree-dfa.c (add_referenced_var): Only look at decls which
146 have TREE_CONSTANT or TREE_READONLY set instead of if
147 !TREE_PUBLIC or !TREE_CONSTANT.
149 2005-10-13 James E Wilson <wilson@specifix.com>
151 * doc/invoke.texi: For -x, add f95-cpp-input.
152 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
154 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
156 PR tree-optimization/24262
157 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
158 in loop all the time.
160 2005-10-12 Richard Henderson <rth@redhat.com>
163 * tree.h (DECL_TRANSPARENT_UNION): Remove.
164 * function.c (assign_parm_find_data_types): Don't support it.
165 * print-tree.c (print_node): Likewise.
166 * c-common.c (handle_transparent_union_attribute): Likewise.
167 Use build_duplicate_type.
168 * tree-inline.c (remap_type_1): Split out of remap_type;
169 properly remap aggregate fields.
170 (build_duplicate_type): New.
171 * doc/extend.texi (Variable Attributes): Remove documentation
172 for transparent_union.
174 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
177 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
178 (gen_stack_pointer_dec): Likewise.
180 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
184 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
186 (struct cxx): Add adjust_class_at_definition target hook.
187 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
188 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
189 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
190 hook_void_tree. Add to TARGET_CXX.
191 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
193 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
194 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
195 instead of attribute. Check for dllexport override. Warn if
196 inconsistent dll linkage. Don't lose old dllimport if decl has
197 had address referenced. Tweak lookup of dllimport atribute.
198 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
199 for target specific rules. Don't add dllimport attribute if
200 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
202 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
203 * varasm.c (initializer_constant_valid_p): Replace
204 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
208 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
209 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
210 (i[34567]86-*-mingw32*): Likewise.
212 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
213 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
215 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
216 C++-specific code. Change return value to bool.
217 (i386_pe_dllimport_p): Likewise.
218 (associated_type): Simplify and make language-independent
219 (i386_pe_encode_section_info): Replace override of ambiguous
220 dllimport symbol refs with a gcc_assert.
221 (i386_pe_valid_dllimport_attribute_p): Define.
222 * config/i386/winnt-cxx.c: New file. Define C++ versions of
223 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
224 i386_pe_adjust_class_at_definition.
225 * config/i386/winnt-stubs.c: New file. Define stub versions of
226 lang-specific functions.
227 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
228 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
229 i386_pe_adjust_class_at_definition.
230 (i386_pe_valid_dllimport_attribute_p): Declare.
231 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
232 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
233 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
236 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
237 dllimport attribute with test of DECL_DLLIMPORT_P.
239 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
241 * combine.c (make_extraction): Correct offset computation.
243 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
245 * config/cris/t-linux (LIMITS_H_TEST): Define.
247 2005-10-12 Richard Henderson <rth@redhat.com>
250 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
252 2005-10-12 Richard Guenther <rguenther@suse.de>
254 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
256 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
259 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
260 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
263 2005-10-12 Richard Guenther <rguenther@suse.de>
266 * varasm.c (output_constant): Correct typo from previous
269 2005-10-11 Ian Lance Taylor <ian@airs.com>
271 PR rtl-optimization/13931
272 * combine.c: Revert patch of 2003-05-14, and:
273 (try_combine): Only set elim_i1 and elim_i2 if the destination is
274 completely killed in the appropriate insn.
275 (distribute_notes): Don't skip multiple hard register test for
278 2005-10-11 Richard Henderson <rth@redhat.com>
281 * c-typeck.c (convert_for_assignment): Use build_constructor_single
282 to initialize a transparent union instead of a nop_expr.
284 2005-10-11 Richard Henderson <rth@redhat.com>
286 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
287 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
288 (tree_ssa_dce_loop): Call scev_reset.
291 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
292 * tree-ssa-dce.c: Include cfgloop.h.
293 (tree_ssa_dce_loop, pass_dce_loop): New.
294 * tree-pass.h (pass_dce_loop): Declare it.
295 * passes.c (init_optimization_passes): Use it.
297 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
300 * convert.c (convert_to_real): Revert 2005-10-05 patch.
301 Only apply the optimization for rounding builtins if the inner
302 cast is also an extension.
304 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
307 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
308 mark_new_vars_to_rename instead of update_stmt.
310 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
312 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
314 2005-10-11 Jakub Jelinek <jakub@redhat.com>
316 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
317 for setting MMX register to 0 rather than mmx.
319 2005-10-10 Steve Ellcey <sje@cup.hp.com>
322 * configure.ac: Move gas check from mips specific case to common case.
323 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
324 * configure: Regenerate
325 * doc/install.texi: Update.
327 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
330 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
332 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
334 * gcc.c (do_spec_1): Accept numeric characters in file name
337 2005-10-10 Nick Clifton <nickc@redhat.com>
339 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
340 describing the deleted arm_gen_rotated_half_load function.
342 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
344 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
347 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
349 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
351 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
352 (EXTRA_MULTILIB_PARTS): Define.
353 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
354 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
355 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
356 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
357 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
358 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
360 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
362 PR tree-optimization/24226
363 * tree-cfg.c (remove_bb): Clean up unreachable loops.
364 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
365 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
368 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
370 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
372 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
375 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
376 Rewrite for no need for the early clobber.
378 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
380 Merge from csl-arm-branch:
381 2005-09-07 Paul Brook <paul@codesourcery.com>
382 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
385 2005-04-30 Paul Brook <paul@codesourcery.com>
386 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
387 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
389 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
390 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
391 (arm_override_options): Use TARGET_AAPCS_BASED.
392 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
393 (PTRDIFF_TYPE): Use int for AAPCS.
394 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
395 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
396 (DEFAULT_SHORT_ENUMS): Delete.
397 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
399 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
400 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
401 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
402 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
404 2004-12-03 Mark Mitchell <mark@codesourcery.com>
405 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
407 2004-11-22 Mark Mitchell <mark@codesourcery.com>
408 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
410 2004-11-19 Mark Mitchell <mark@codesourcery.com>
411 * config.gcc (arm*-*-linux-gnueabi): Add it.
412 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
414 (TARGET_OS_CPP_BUILTINS): Likeiwse.
415 * config/arm/linux-eabi.h: New file.
416 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
417 (LINUX_TARET_LINK_SPEC): Likewise.
419 * config/arm/t-linux-eabi: New file.
421 2005-10-08 Steven Bosscher <stevenb@suse.de>
424 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
426 (PARAM_SMS_DFA_HISTORY): Likewise.
428 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
431 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
432 (load_register_parameters): Call it.
433 (check_sibcall_argument_overlap_1): Likewise.
434 (store_one_arg): Likewise.
436 2005-10-07 James E. Wilson <wilson@specifix.com>
438 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
439 DImode not VECINT24 for operand 2.
442 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
446 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
447 fr_spill): Use destination_operand for operand 0.
449 2005-10-07 DJ Delorie <dj@redhat.com>
451 * varasm.c (output_constant): Limit error to expanding
454 2005-10-07 Richard Guenther <rguenther@suse.de>
457 * fold-const.c (fold_binary): Fix operand types during folding
458 of X op (A, Y). Evaluation order of the side-effects of
459 X and A are frontend-defined, so ensure we honour that even for
460 tcc_comparison class operands; eased by removing duplicate code.
462 2005-10-07 Steve Ellcey <sje@cup.hp.com>
464 * stor-layout.c (layout_type): Do not allow alignment of array
465 elements to be greater than their size.
467 2005-10-07 Steve Ellcey <sje@cup.hp.com>
469 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
471 (hppa*-*-linux*): Ditto.
472 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
473 * config/host-hpux.c: New.
474 * config/x-hpux: New.
475 * config/pa/x-hpux: Remove.
476 * config/pa/x-linux: Remove.
477 * config/pa/pa-host.c: Remove.
479 2005-10-07 Jeff Law <law@redhat.com>
481 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
482 determine whether or not to try and thread outgoing edges.
484 2005-10-07 David Edelsohn <edelsohn@gnu.org>
486 * config/rs6000/rs6000.md (eqsi_power): New.
487 (neg_eq0si): Add TARGET_POWER to final condition.
490 2005-10-06 Richard Henderson <rth@redhat.com>
492 * config/rs6000/rs6000.c: Revert last change.
494 2005-10-06 Richard Henderson <rth@redhat.com>
496 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
497 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
499 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
503 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
504 out return_label and naked_return_label.
506 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
508 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
511 2005-10-06 Richard Henderson <rth@redhat.com>
514 * tree-inline.c (declare_return_variable): Handle modify_dest not
517 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
519 Fix PR tree-optimization/22488
520 * tree-ssa-structalias.c (check_for_overlaps): New function.
521 (create_variable_info_for): Use it.
523 2005-10-06 Richard Henderson <rth@redhat.com>
526 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
527 (dwarf2out_start_source_file): Print it.
529 2005-10-06 Geoffrey Keating <geoffk@apple.com>
531 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
533 2005-10-06 Richard Henderson <rth@redhat.com>
536 * mode-switching.c (optimize_mode_switching): Clear transp bit
537 for block with incomming abnormal edges.
539 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
540 (fpscr_set_from_mem): Use them.
541 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
542 (fpscr postinc splitters): Rewrite as peephole2+split.
544 2005-10-06 David Edelsohn <edelsohn@gnu.org>
546 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
547 (eq<mode>_compare): Same.
549 2005-10-06 Richard Guenther <rguenther@suse.de>
551 PR tree-optimization/24238
552 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
554 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
556 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
557 here. Use AC_PATH_PROG for environment variables instead of
559 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
561 * configure: Regenerated.
563 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
566 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
567 then force it into a register.
568 (call_value): Likewise.
570 2005-10-06 Richard Henderson <rth@redhat.com>
573 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
574 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
575 under pass_vectorize.
577 2005-10-05 Devang Patel <dpatel@apple.com>
580 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
581 handling constants. Check NAMESPACE_DECL context for constants.
583 2005-10-05 Eric Christopher <echristo@apple.com>
585 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
587 2005-10-05 Richard Henderson <rth@redhat.com>
590 * tree-cfg.c (mark_array_ref_addressable_1): New.
591 (mark_array_ref_addressable): New.
592 * tree-flow.h (mark_array_ref_addressable): Declare.
593 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
595 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
599 * reload.c (subst_reloads): When adding a REG_LABEL to a
600 jump instruction, also update JUMP_LABEL.
602 2005-10-05 David Edelsohn <edelsohn@gnu.org>
604 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
605 * bb-reorder.c (copy_bb_p): Use it.
606 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
608 2005-10-05 Richard Henderson <rth@redhat.com>
611 * toplev.c (process_options): Warn about unsupported combinations
612 of unwind tables and omit-frame-pointer.
613 * config/i386/i386.c (override_options): Similarly. Enable
614 accumulate-outgoing-args if not explicitly disabled.
616 2005-10-05 Steve Ellcey <sje@cup.hp.com>
618 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
619 Handle big endian vs. small endian.
620 (vec_initv2sf): Handle big endian vs. small endian.
621 (*vec_extractv2sf_1): Ditto.
623 2005-10-05 Dale Johannesen <dalej@apple.com>
625 * convert.c (convert_to_real): Don't convert
626 (float)floor(double d) to floorf((float)d).
628 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
630 * config/arm/arm.md (insv): Use gen_int_mode in more places.
632 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
634 PR tree-optimization/18587
635 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
636 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
637 build_vuses): Change to VEC type.
638 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
639 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
640 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
641 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
642 (get_name_decl): New. Return DECL_UID of base variable.
643 (operand_build_cmp): New. qsort comparison routine.
644 (operand_build_sort_virtual): New. Sort virtual build vector.
645 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
646 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
647 (FINALIZE_BASE): Use get_name_decl.
648 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
649 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
650 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
651 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
652 direct VEC_* manipulations.
653 (build_ssa_operands): Call operand_build_sort_virtual.
654 (copy_virtual_operand, create_ssa_artficial_load_stmt,
655 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
656 with direct VEC_* manipulations.
657 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
658 with direct VEC manipulations.
660 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
662 PR tree-optimization/21419
663 PR tree-optimization/24146
664 PR tree-optimization/24151
666 * c-typeck.c (readonly_error): Handle USE being lv_asm.
667 (build_asm_expr): Call it if outputs are read-only.
668 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
670 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
671 Paolo Bonzini <bonzini@gnu.org>
675 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
676 enable the instructions and not just the built-ins.
677 * doc/invoke.texi (x86 Options): Likewise.
679 2005-10-04 Geoffrey Keating <geoffk@apple.com>
681 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
683 * doc/invoke.texi (Option Summary): Correct spelling
684 of -mmacosx-version-min.
686 2005-10-04 Devang Patel <dpatel@apple.com>
688 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
691 2005-10-04 Steve Ellcey <sje@cup.hp.com>
693 * tree-vect-transform.c (vect_create_epilog_for_reduction):
694 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
696 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
698 * config/s390/s390.md ("TDSI","DP"): New mode macros.
699 ("TE","tg"): New mode attributes.
700 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
701 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
702 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
703 dword_mode and one for GPRmode.
705 2005-10-04 Ian Lance Taylor <ian@airs.com>
707 PR preprocessor/13726
708 * c-ppoutput.c (cb_include): Add comments parameter, and print out
709 any comments passed in.
711 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
713 * tree.c (annotate_with_file_line): Fix typo.
715 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
718 * builtins.c (fold_builtin_memcmp): When constructing the pointer
719 type used to access data in the inlined length == 1 case, use
720 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
721 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
723 2005-10-04 Uros Bizjak <uros@kss-loka.si>
725 * config/i386/i386.h (TARGET_FISTTP): Enable also for
726 TARGET_SSE3 and only for TARGET_80387.
727 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
728 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
729 Do not depend on TARGET_80387.
731 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
733 * tree.c (last_annotated_node): Change type to location_t*.
734 (annotate_with_file_line): Reflect the change of
735 last_annotated_node type.
737 2005-10-04 Richard Guenther <rguenther@suse.de>
740 * c-decl.c (grokdeclarator): Don't write to fields
743 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
746 * c-decl.c (finish_decl): Use set_user_assembler_name even for
748 * varasm.c (make_decl_rtl): If a register variable does not
749 have a set user assmbler name, error out.
750 Decode the asmspec is now name+1 bypassing '*'.
752 2005-10-04 Steven Bosscher <stevenb@suse.de>
754 PR tree-optimization/23049
755 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
756 of a COND_EXPR is folded before calling fold on the whole rhs of a
757 conditional assignment.
758 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
759 document that a COND_EXPR may appear there.
761 2005-10-03 Diego Novillo <dnovillo@redhat.com>
764 * tree-vrp.c (extract_range_from_assert): If the new numeric
765 range created out of the assertion contradicts the existing
766 numeric range of the ASSERT_EXPR variable, make the new range
769 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
771 * config/sh/sh.c (sh_register_move_cost): Add case for moving
772 from T_REGS to FP register class.
774 2005-10-03 Richard Henderson <rth@redhat.com>
777 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
778 before creating a new one.
780 2005-10-03 David Edelsohn <edelsohn@gnu.org>
782 * config/rs6000/t-aix43 (LDFLAGS): New.
783 * config/rs6000/t-aix52 (LDFLAGS): New.
785 2005-10-03 Ian Lance Taylor <ian@airs.com>
787 * gimplify.c (find_single_pointer_decl_1): New static function.
788 (find_single_pointer_decl): New static function.
789 (internal_get_tmp_var): For a formal variable, set restrict base
790 information if appropriate.
791 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
793 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
794 (DECL_GET_RESTRICT_BASE): Define.
795 (SET_DECL_RESTRICT_BASE): Define.
796 (decl_restrict_base_lookup): Declare.
797 (decl_restrict_base_insert): Declare.
798 (struct tree_decl_with_vis): Add based_on_restrict_p field.
799 * tree.c (restrict_base_for_decl): New static variable.
800 (init_ttree): Initialize restrict_base_for_decl.
801 (copy_node_stat): Copy restrict base information.
802 (decl_restrict_base_lookup): New function.
803 (decl_restrict_base_insert): New function.
804 (print_restrict_base_statistics): New static function.
805 (dump_tree_statistics): Call print_restrict_base_statistics.
807 2005-10-02 Diego Novillo <dnovillo@redhat.com>
810 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
813 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
816 * c-typeck.c (tagged_tu_seen): Rename to ...
817 (tagged_tu_seen_cache): this and add val field.
818 (comptypes): Move functional to comptypes_internal
819 and free tagged_tu_seen.
820 (comptypes_internal): New function and call comptypes_internal
821 instead of comptypes. Speed up by sibcalling
822 tagged_types_tu_compatible_p.
823 (alloc_tagged_tu_seen): New function
824 (free_all_tagged_tu_seen_up_to): New function.
825 (tagged_types_tu_compatible_p): Return the val of the seen two
827 Add that the two types are the same to tagged_tu_seen_base
828 if they are and call comptypes_internal instead of comptypes.
829 <case UNION_TYPE>: Speed up common type where the fields are
831 (function_types_compatible_p): Call comptypes_internal instead of
833 (type_lists_compatible_p): Likewise.
834 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
836 2005-10-02 Matthias Klose <doko@debian.org>
838 * doc/invoke.texi: Fix typo and speling error.
840 2005-10-01 Richard Henderson <rth@redhat.com>
842 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
844 2005-10-01 Mark Mitchell <mark@codesourcery.com>
846 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
847 using --start-group and --end-group.
849 2005-10-01 Diego Novillo <dnovillo@redhat.com>
851 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
852 FIXME note regarding quirky semantics.
854 2005-10-01 Diego Novillo <dnovillo@redhat.com>
857 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
858 non-null range as a last resort.
860 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
861 Diego Novillo <dnovillo@redhat.com>
864 * tree-vrp.c (extract_range_from_assert): For !=
865 assertions, only build an anti-range if LIMIT is a
868 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
870 * arm.md (movqi): On thumb when optimizing, handle loading from
871 memory by describing this as taking a subreg of a zero-extended load
872 into an SImode register.
875 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
877 * reload1.c (merge_assigned_reloads): Do not change any
878 RELOAD_FOR_OUTPUT_ADDRESS reloads.
880 2005-09-30 Geoffrey Keating <geoffk@apple.com>
882 * Makefile.in (LIPO_FOR_TARGET): Define.
883 (STRIP_FOR_TARGET): Define.
885 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
886 before creating new ones. Do symlinks before creating the actual
889 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
890 to work out which multilibs are actually being built.
892 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
894 * tree-vect-transform.c, config/ms1/ms1.md,
895 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
896 Follow spelling conventions.
897 * doc/invoke.texi, doc/md.texi: Fix typos.
899 2005-09-30 Andrew Macleod <amacleod@redat.com>
901 PR tree-optimization/21430
902 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
903 use operands, and set stmt pointer if need be.
904 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
905 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
908 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
911 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
913 2005-09-29 Mark Mitchell <mark@codesourcery.com>
915 * optabs.c (expand_binop): Initialize first_pass_p.
917 2005-09-29 Jakub Jelinek <jakub@redhat.com>
920 * c-decl.c (c_write_global_declarations_1): If any
921 wrapup_global_declaration_2 call returned true, restart the loop.
923 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
925 Fix PR tree-optimization/24117
926 * tree-ssa-structalias.c (find_func_aliases): Strip nops
927 before considering whether to use anyoffset.
929 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
933 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
935 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
937 (swap_commutative_operands_with_target): New.
939 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
942 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
945 2005-09-29 Steven Bosscher <stevenb@suse.de>
947 PR tree-optimization/23911
948 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
949 and IMAGPART_EXPR too.
951 2005-09-28 Mark Mitchell <mark@codesourcery.com>
954 * expmed.c (expand_shift): Move logic to reverse rotation
955 direction when rotating by constants ...
956 * optabs.c (expand_binop): ... here.
957 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
958 (ix86_rotrdi3): New pattern.
959 (rotldi3): Handle 32-bit mode.
960 (ix86_rotldi3): New pattern.
962 2005-09-29 Alan Modra <amodra@bigpond.net.au>
965 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
966 check for numbers that need no bit twiddle.
968 2005-09-28 Geoffrey Keating <geoffk@apple.com>
970 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
971 multilib to be built.
973 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
974 (stage1-start): Delete old libgcc and libunwind before moving
975 anything into the stage directory.
976 (stage2-start): Likewise.
977 (stage3-start): Likewise.
978 (stage4-start): Likewise.
979 (stageprofile-start): Likewise.
980 (stagefeedback-start): Likewise.
981 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
982 header in tm_file and CPU-specific t-darwin in tmake_file.
983 (i[34567]86-*-darwin*): Don't change tm_file.
984 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
985 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
986 shared library stub for target OS version.
987 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
988 (SHLIB_LINK): Don't make SHLIB_SOLINK.
989 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
990 (libgcc_s.%.dylib): New.
992 (install-darwin-libgcc-stubs): New.
993 (INSTALL_LIBGCC): New append.
994 * config/i386/darwin-libgcc.10.4.ver: New.
995 * config/i386/darwin-libgcc.10.5.ver: New.
996 * config/i386/t-darwin: New.
997 * config/rs6000/darwin-libgcc.10.4.ver: New.
998 * config/rs6000/darwin-libgcc.10.5.ver: New.
999 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1000 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1002 2005-09-28 Paul Brook <paul@codesourcery.com>
1004 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1007 2005-09-28 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/23853
1010 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1011 host_integerp to verify misalignment value.
1013 2005-09-28 Richard Henderson <rth@redhat.com>
1015 * builtins.c (get_builtin_sync_mode): New.
1016 (expand_builtin_sync_operation): Pass in mode argument.
1017 (expand_builtin_compare_and_swap): Likewise.
1018 (expand_builtin_lock_test_and_set): Likewise.
1019 (expand_builtin_lock_release): Likewise.
1020 (expand_builtin): Update to match.
1022 2005-09-28 Nick Clifton <nickc@redhat.com>
1024 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1025 formatting. Add check to PLUS case to ensure that the offset is
1026 within an acceptable range.
1028 * config/v850/v850.md (casesi): Disable the generation of the
1029 switch pattern as it is not being handled properly at the moment.
1031 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1032 for when the high words are identical.
1034 2005-09-27 Richard Henderson <rth@redhat.com>
1036 * pretty-print.c (pp_base_format): Fix typo for %>.
1038 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1039 Devang Patel <dpatel@apple.com>
1041 PR tree-optimization/23625
1042 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1043 LABEL_EXPR, assertion check.
1045 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1047 * optabs.c (no_conflict_move_test): Check if a result of a
1048 to-be-moved insn would be clobbered by an originally
1051 2005-09-27 Jeff Law <law@redhat.com>
1053 * passes.c (init_optimization_passes): Replace copy propagation
1054 passes immediately after DOM with phi-only copy propagation
1055 pases. Add phi-only copy propagation pass after first DOM pass.
1056 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1057 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1058 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1059 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1060 to init_copy_prop. Callers updated.
1061 (do_phi_only_copy_prop): New function.
1062 (pass_phi_only_copy_prop): New pass descriptor.
1064 2005-09-27 Nick Clifton <nickc@redhat.com>
1066 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1068 2005-09-26 Jason Merrill <jason@redhat.com>
1071 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1073 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1075 2005-09-26 James E Wilson <wilson@specifix.com>
1077 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1078 copyright. Add gcc copyright plus libgcc exception.
1079 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1081 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1083 2005-09-26 Jeff Law <law@redhat.com>
1085 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1086 about when to iterate.
1088 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1091 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1092 for __complex__ double in -mcpu=G5 mode.
1094 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1096 PR tree-optimization/23942
1097 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1098 * tree-scalar-evolution.c: Include params.h.
1100 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1101 follow_ssa_edge_in_condition_phi_branch,
1102 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1103 Change return type to t_bool. Use a parameter to limit the size of
1104 trees that are walked before stopping
1105 (analyze_evolution_in_loop): Initialize the limit to 0.
1106 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1107 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1109 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1112 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1113 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1115 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1117 * combine.c (make_extraction): Check for valid use of subreg.
1119 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1122 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1123 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1124 ("fist<mode>2_with_temp"): Use only register operands.
1126 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1128 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1129 CALL_INSN_FUNCTION_USAGE.
1131 2005-09-26 Richard Guenther <rguenther@suse.de>
1134 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1135 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1136 (ldst_entry): Use the hashtable instead of list-walking.
1137 (find_rtx_in_ldst): Likewise.
1138 (free_ldst_entry): Free the hashtable.
1139 (compute_ld_motion_mems): Create the hashtable.
1140 (trim_ld_motion_mems): Remove entry from hashtable if
1141 removing it from list.
1142 (compute_store_table): Likewise^2.
1143 (store_motion): Free hashtable in case we did not see
1146 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1148 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1149 and arg1 if we are passing them to fold_build2.
1151 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1154 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1157 2005-09-25 Richard Henderson <rth@redhat.com>
1159 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1160 SYMBOL_REF_TLS_MODEL to be correct.
1162 2005-09-24 Richard Henderson <rth@redhat.com>
1164 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1165 end of function. Reindent.
1167 2005-09-24 Ian Lance Taylor <ian@airs.com>
1169 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1170 NEGATE_EXPR/BIT_NOT_EXPR case.
1172 2005-09-24 Richard Henderson <rth@redhat.com>
1174 * c-common.c (handle_mode_attribute): When not modifying in place,
1175 create subtypes for enumerations.
1176 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1177 * gimplify.c (create_tmp_from_val): Likewise.
1179 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1181 * config/i386/i386.md (*tls_global_dynamic_64,
1182 *tls_local_dynamic_base_64): Add missing mode to call.
1183 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1185 2005-09-24 Jan Hubicka <jh@suse.cz>
1187 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1188 (cgraph_clone_node): Likewise.
1189 * cgraph.h (cgraph_clone_edge): Update prototype.
1190 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1191 duplicated prototypes; add updating argument.
1192 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1193 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1195 (cgraph_mark_inline_edge): Likewise.
1196 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1197 (cgraph_flatten_node): Likewise.
1198 (cgraph_decide_recursive_inlining): Likewise.
1199 (cgraph_decide_inlining_of_small_function): Likewise.
1200 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1202 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1203 Pete Steinmetz <steinmtz@us.ibm.com>
1205 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1206 (rldic.): Set type to "compare".
1208 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1209 mfjmpr for MFCTR/MFLR.
1210 (movdf_hardfloat64): Same.
1211 (movdf_softfloat64): Same. Correct order of store and move types.
1212 (movti_string): Set type to store_ux/load_ux.
1213 (load_multiple): Set type to load_ux.
1214 (store_multiple): Set type to store_ux.
1215 (movmemsi): Set type to store_ux.
1216 (output_cbranch direct_return): Set type to jmpreg.
1217 (stmw): Set type to store_ux.
1218 (lmw): Set type to load_ux.
1219 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1220 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1221 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1222 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1223 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1224 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1225 (rios1-fpstore): Increase latency to 3.
1226 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1227 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1229 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1230 Andrew Pinski <pinskia@physics.uc.edu>
1232 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1233 operand2 constraint to "b".
1234 (sync_<fetchop_name>di_internal): Same.
1235 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1237 (sync_old_<fetchop_name>di_internal): Same.
1238 (sync_new_<fetchop_name>si_internal): Same.
1239 (sync_new_<fetchop_name>di_internal): Same.
1241 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1244 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1245 case, define as macros.
1247 PR rtl-optimization/23837
1248 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1249 clobber / clobber match between dest and p->first.
1251 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1252 (no_conflict_move_test): Update comments.
1254 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1256 * doc/install.texi: Update URL for Jacks.
1257 * doc/sourcebuild.texi: Likewise.
1259 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1262 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1263 registers when choosing register preferences.
1264 (movdf_hardfloat64): Same.
1266 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1268 * expmed.c (expand_shift): Don't use the target of the rotate as
1269 target for the first expanded shift insn.
1270 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1272 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1274 PR tree-optimization/22438
1275 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1276 preserved iv rhs rewriting specially.
1278 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1280 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1281 estimate_only is true.
1282 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1283 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1284 tree-ssa-structalias.c
1285 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1286 ref_contains_indirect_ref.
1287 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1289 2005-09-21 DJ Delorie <dj@redhat.com>
1291 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1293 (mn10300_return_in_memory): Support variable size types also.
1294 (mn10300_pass_by_reference): Likewise.
1295 (mn10300_function_value): New.
1296 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1297 (FUNCTION_OUTGOING_VALUE): Likewise.
1298 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1299 * doc/invoke.texi: Document it.
1301 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1304 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1305 force integer op1 into register for XFmode compares.
1307 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1310 * expmed.c (alg_code): Add alg_impossible.
1311 (alg_hash_entry): Add cost.
1312 (synth_mult): Record alg_impossible in the hash table if
1313 multiplication by a given integer is impossble within the
1314 limit. Speed up using alg_impossible.
1316 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1318 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1319 argument. Allow and set any offset if needs_anyoffset is passed
1321 (get_constraint_for): Add argument here too.
1323 (do_structure_copy): Pass NULL to get_constraint_for.
1324 (handle_ptr_arith): Ditto.
1325 (find_func_aliases): Ditto.
1327 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1329 PR rtl-optimization/23898
1330 * output.h (get_attr_min_length): Declare.
1331 * final.c (get_attr_length_1): New function, broken out of:
1333 (get_attr_min_length): New function.
1334 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1335 (duplicate_computed_gotos): Likewise.
1336 * genattr.c (insn_min_length): Generate declaration.
1337 * genattrtab.c (min_fn, min_attr_value): New functions.
1338 (make_length_attrs): Generate insn_min_length.
1340 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1342 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1344 2005-09-20 Richard Henderson <rth@redhat.com>
1346 PR tree-optimization/24059
1347 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1350 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1352 * c.opt (fextended-identifiers): New.
1353 * c-opts.c (c_common_handle_option): Handle
1354 -fextended-identifiers.
1355 * doc/cpp.texi: Update documentation of extended identifiers.
1356 * doc/cppopts.texi (-fextended-identifiers): Document.
1358 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1360 PR tree-optimization/23929
1361 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1364 PR tree-optimization/23818
1365 * tree-stdarg.c (execute_optimize_stdarg): Call
1366 calculate_dominance_info.
1368 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1370 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1371 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1372 (compute_overlap_steps_for_affine_1_2): Use
1373 get_number_of_iters_for_loop.
1374 (analyze_subscript_affine_affine): Check whether difference is
1376 Use get_number_of_iters_for_loop.
1377 Check whether overlap occurs outside of bounds.
1378 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1380 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1382 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1383 base register if possible.
1385 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1387 PR tree-optimization/18463
1388 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1389 converting it directly is not possible.
1390 (chrec_convert_aggressive): New function.
1391 * tree-chrec.h (chrec_convert_aggressive): Declare.
1392 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1393 Fold chrec conversions aggressively if asked to.
1394 (instantiate_parameters): Modified because of changes in
1395 instantiate_parameters_1.
1397 2005-09-19 Richard Henderson <rth@redhat.com>
1399 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1400 (reduc_splus_v2df): New.
1402 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1404 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1405 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1407 2005-09-19 Richard Henderson <rth@redhat.com>
1409 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1412 2005-09-19 Richard Henderson <rth@redhat.com>
1414 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1415 (ia64_expand_dot_prod_v8qi): New.
1416 * config/ia64/ia64-protos.h: Update.
1417 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1418 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1419 sdot_prodv8qi, sdot_prodv4hi): New.
1420 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1422 2005-09-19 Richard Henderson <rth@redhat.com>
1425 * real.c (exact_real_truncate): Return false if the format cannot
1426 represent the number as a normal.
1428 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1429 for a memory source.
1431 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1433 * tree-ssa-operands.c (swap_tree_operands): Export.
1434 * tree.h (swap_tree_operands): Declare.
1435 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1436 Call swap_tree_operands.
1438 2005-09-19 Richard Henderson <rth@redhat.com>
1440 * tree-flow.h (merge_alias_info): Declare.
1441 * tree-ssa-copy.c (merge_alias_info): Export.
1442 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1443 (vect_create_data_ref_ptr): Use create_iv directly.
1444 (vectorizable_load): Use correct types for integer constants.
1445 (vect_generate_tmps_on_preheader): Likewise.
1446 (vect_gen_niters_for_prolog_loop): Likewise.
1448 2005-09-19 Steven Bosscher <stevenb@suse.de>
1450 PR rtl-optimization/23943
1451 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1453 2005-09-18 Jan Hubicka <jh@suse.cz>
1455 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1457 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1459 * varasm.c (output_constant): Do not abort on conversions to union
1460 types between different sizes.
1462 2005-09-18 Richard Guenther <rguenther@suse.de>
1465 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1468 2005-09-18 Paul Brook <paul@codesourcery.com>
1470 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1472 2005-09-17 Richard Henderson <rth@redhat.com>
1474 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1475 * tree-ssa-loop.c (pass_vect_dce): Remove.
1476 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1479 2005-09-17 Richard Henderson <rth@redhat.com>
1481 * tree-pass.h (pass_vect_dce): Declare.
1482 * passes.c (init_optimization_passes): Add it.
1483 * tree-flow.h (tree_ssa_dce): Declare.
1484 * tree-ssa-dce.c (tree_ssa_dce): Export.
1485 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1486 (gate_tree_vectorize): ... here.
1487 (pass_vect_dce): New.
1489 2005-09-17 Jan Hubicka <jh@suse.cz>
1491 * except.c (struct eh_status): Turn region_array into vec.
1492 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1493 convert_from_eh_region_ranges, find_exception_handler_labels,
1494 current_function_has_exception_handlers, assign_filter_values,
1495 build_post_landing_pads, dw2_build_landing_pads,
1496 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1497 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1498 foreach_reachable_handler, can_throw_internal_1,
1499 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1501 (duplicate_eh_region_1): Update region_array.
1502 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1504 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1507 * expmed.c (expand_mult): Substitute simple register for op0 when
1510 2005-09-17 Richard Henderson <rth@redhat.com>
1512 * expr.c (emit_move_via_integer): Add force argument, pass it on
1513 to emit_move_change_mode. Update callers.
1514 (emit_move_complex): Pass true to new force argument.
1515 * function.c (expand_function_end): Move expand_eh_return call
1516 earlier. Merge sub-word complex values into a pseudo before
1517 copying to the return hard register.
1519 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1521 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1522 between different sizes.
1524 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1528 * passes.c (init_optimization_passes): Register dump files for
1531 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1533 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1534 * config/s390/s390.c (s390_overlap_p): New function.
1535 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1536 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1539 2005-09-16 Richard Guenther <rguenther@suse.de>
1541 * ipa-pure-const.c (static_execute): Free auxiliar information.
1542 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1543 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1545 2005-09-15 DJ Delorie <dj@redhat.com>
1547 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1549 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1551 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1553 (swap_commutative_operands_with_target): New.
1555 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1557 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1560 (estimate_iters_using_array): New function.
1561 * tree-data-ref.h (estimate_iters_using_array): Prototype
1562 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1563 Use estimate_iters_using_array instead of analyze_array.
1565 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1567 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1570 2005-09-15 Michael Matz <matz@suse.de>
1572 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1574 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1576 PR tree-optimization/23835
1577 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1578 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1580 2005-09-14 Richard Henderson <rth@redhat.com>
1582 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1583 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1585 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1587 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1588 in the ARRAY_TYPE case.
1590 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1592 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1594 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1597 * tree-vect-transform.c (vectorizable_operation): Return false for
1598 scalar shift operations and for vector shift operations with
1599 non-invariant shift arguments. Use scalar tree operand op1 as
1600 a shift operand when vector shift insn pattern uses scalar shift
1602 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1604 2005-09-14 Olivier Hainque <hainque@adacore.com>
1606 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1607 value if it has side-effects.
1609 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1612 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1614 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1616 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1617 passed as NAME as if it were label at start of function code.
1619 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1621 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1624 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1626 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1627 as early clobber. Rewrite so the PIC register is not implicitly used.
1629 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1631 * tree.c (annotate_with_file_line): Compare line numbers before
1634 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1637 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1638 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1640 2005-09-13 Ian Lance Taylor <ian@airs.com>
1642 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1643 than a HOST_WIDEST_INT to gen_doloop_begin.
1645 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1647 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1649 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1651 PR tree-optimize/23817
1652 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1654 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1657 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1658 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1659 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1660 (restore_stack_nonlocal): Likewise.
1661 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1663 2005-09-12 Ian Lance Taylor <ian@airs.com>
1666 * c.opt (ffriend-injection): New C++ option.
1667 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1668 (C++ Dialect Options): Document -ffriend-injection.
1670 2005-09-12 Josh Conner <jconner@apple.com>
1673 * ipa-reference.c (static_execute): Don't mark variables in
1674 named sections TREE_READONLY.
1676 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1678 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1681 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1683 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1684 V_MUST_DEF instead of just the first_use_p.
1685 Don't mark the virtual variables for renaming on the statement which
1687 (pass_dse): Remove TODO_update_ssa.
1689 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1692 * stor-layout.c (compute_record_mode): For records with a single
1693 field, actually check the field's mode size against the type size.
1695 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1696 registers for TARGET_SHMEDIA.
1697 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1698 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1699 of GENERAL_REGS and FP_REGS.
1701 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1703 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1705 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1707 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1708 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1709 are omitted. Exclude stack_tie insn too.
1711 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1713 PR rtl-optimization/23098
1714 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1716 * config/rs6000/rs6000.md (movdf splitter): Use
1717 const_double_operand predicate for TARGET_POWERPC64.
1718 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1719 SYMBOL_REF method to ABI_V4.
1721 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1722 replace_equiv_address.
1723 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1724 rs6000_sr_alias_set and MEM_NOTRAP.
1725 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1727 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1729 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1730 handle CALL_EXPR again.
1732 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1734 * arm/predicates.md (alignable_memory_operand): Delete.
1736 2005-09-10 Richard Henderson <rth@redhat.com>
1739 * dbxout.c (dbxout_expand_expr): New.
1740 (dbxout_symbol): Use it.
1742 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1744 * arm.c (arm_gen_rotated_half_load): Delete.
1745 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1746 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1747 (thumb_set_return_address): Likewise.
1748 (thumb_load_double_from_address): Use adjust_address.
1749 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1750 (extendhsisi2_mem, movhi_bytes): Use change_address.
1751 (movhi): Use widen_memory_access.
1752 (reload_out_df): Use replace_equiv_address.
1753 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1755 2005-09-09 Richard Henderson <rth@redhat.com>
1758 * dbxout.c: Include expr.h.
1759 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1760 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1761 * Makefile.in (dbxout.o): Add EXPR_H.
1763 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1765 PR tree-optimization/23509
1766 * tree-cfg.c (replace_uses_by): Use replace_exp.
1767 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1768 pointers have name_mem_tag or type_mem_tag set.
1770 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1772 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1773 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1774 of wrongly accessing operands.
1776 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1778 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1779 * tree-chrec.c: Include tree-scalar-evolution.h.
1780 (chrec_convert): Instantiate the base and step before calling
1781 scev_probably_wraps_p that would fail on parametric evolutions.
1782 Collect all the fails into a single section failed_to_convert,
1783 print a diagnostic, and return chrec_dont_know instead of calling
1785 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1786 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1788 (scev_const_prop): Don't replace the definition of a loop closed ssa
1789 phi node by itself, or by another loop closed ssa phi node.
1790 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1791 that base and step are defined.
1793 2005-09-09 Richard Guenther <rguenther@suse.de>
1796 * fold-const.c (fold_ternary): Check truth_value_p before
1797 calling invert_truthvalue.
1799 2005-09-09 Nick Clifton <nickc@redhat.com>
1801 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1802 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1803 dimension of these arrays.
1804 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1806 * longlong.h: Only provide a prototype for the __clz_tab[] array
1807 if this header has not been included from libgcc2.h.
1808 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1810 Provide prototypes for exported functions.
1811 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1814 2005-09-08 Josh Conner <jconner@apple.com>
1818 * expr.c (expand_expr_addr_expr_1): Don't invoke
1819 expand_simple_binop for EXPAND_INITIALIZER.
1821 2005-09-08 Richard Henderson <rth@redhat.com>
1824 * toplev.c (wrapup_global_declaration_1): Split out ...
1825 (wrapup_global_declaration_2): ... from ...
1826 (wrapup_global_declarations): ... here. Return bool.
1827 (check_global_declaration_1): Split out ...
1828 (check_global_declarations): from here.
1829 (emit_debug_global_declarations): New.
1830 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1831 check_global_declaration_1, emit_debug_global_declarations): Declare.
1832 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1833 of decls. Call wrapup_global_declaration_1,
1834 wrapup_global_declaration_2, check_global_declaration_1 directly.
1835 (c_write_global_declarations_2): New.
1837 (c_write_global_declarations): Call c_write_global_declarations_2.
1838 * langhooks.c (write_global_declarations): Call
1839 emit_debug_global_declarations.
1841 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1842 remove decls that have DECL_RTL_SET_P.
1843 * passes.c (rest_of_decl_compilation): Invoke
1844 cgraph_varpool_finalize_decl for all but functions.
1846 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1848 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1849 the result of a conversion if the new min and max cannot be compared.
1851 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1853 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1854 (override_options): Setting s390_sr_alias_set removed.
1855 (save_fpr, save_gprs): Set alias set to vararg or frame.
1856 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1857 s390_sr_alias_set with get_frame_alias_set ().
1858 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1859 get_varargs_alias_set ().
1861 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1865 * c-parser.c (c_parser_objc_method_definition): If the next
1866 token is not "{", error out and don't start the function.
1868 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1870 * tree-vrp.c (extract_range_from_expr): Move the check for non
1871 nullness after the check for gimple invariant.
1873 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1875 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1877 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1880 * config/m32r.md (movmemsi_internal): Canonicalize order of
1881 operands in PLUS component of template.
1883 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1885 * reload1.c (fixup_eh_region_note): Remove assertion.
1886 (fixup_abnormal_edges): Reverted removal of call to
1887 find_many_sub_basic_blocks made on 2005-08-31.
1889 2005-09-07 Richard Henderson <rth@redhat.com>
1891 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1892 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1893 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1894 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1895 rearrange for better packing.
1896 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1897 (lookup_cfa_1): Remove inline marker.
1898 (cfa_equal_p): Split out of ...
1899 (def_cfa_1): ... here. Use INVALID_REGNUM.
1900 (build_cfa_loc): Handle !cfa->indirect.
1901 (frame_pointer_cfa_offset): New.
1902 (dbx_reg_number): Assert register elimination performed; do
1903 leaf register remapping.
1904 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1905 (eliminate_reg_to_offset): New.
1906 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1907 for verifiably local stack frame addresses; re-base to CFA.
1908 (mem_loc_descriptor): Remove can_use_fbreg argument.
1909 (concat_loc_descriptor, loc_descriptor): Likewise.
1910 (containing_function_has_frame_base): Remove.
1911 (rtl_for_decl_location): Don't do register elimination or
1912 leaf register remapping here.
1913 (secname_for_decl): Split out from ..
1914 (add_location_or_const_value_attribute): ... here.
1915 (convert_cfa_to_loc_list): New.
1916 (compute_frame_pointer_to_cfa_displacement): New.
1917 (gen_subprogram_die): Use them.
1918 * tree.h (frame_base_decl): Remove.
1919 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1920 (prologue_stack_adjust): Remove.
1921 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1922 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1923 (set_frame_base_location): Remove.
1924 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1925 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1926 (vt_add_function_parameters): Don't eliminate_regs.
1927 (vt_initialize): Don't create frame_base_decl.
1929 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1931 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1932 version of GNU binutils for 4.x and later.
1934 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1936 * ggc-page.c (ggc_push_context): Remove.
1937 (ggc_pop_context): Likewise.
1938 * ggc.h (ggc_push_context): Remove.
1939 (ggc_pop_context): Likewise.
1941 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1944 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1945 returning from an interrupt handler.
1947 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1950 * config/arc/arc.c (output_shift): Add check for loop count when
1953 2005-09-06 Steven Bosscher <stevenb@suse.de>
1955 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1957 (abs_replacement): Likewise.
1958 (pass_phiopt): Remove TODO_update_ssa.
1960 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1963 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1964 if "return with no value, in function returning non-void" warning
1966 * tree-cfg.c (execute_warn_function_return): Don't look at
1967 RETURN_EXPRs with TREE_NO_WARNING set.
1970 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1971 for internal functions doesn't use registers used by global registers
1972 variables. Use fewer register parameters if there are global register
1975 2005-09-06 Olivier Hainque <hainque@adacore.com>
1976 Eric Botcazou <ebotcazou@adacore.com>
1979 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1980 when we would be extracting outside its bit span (bitpos+bitsize
1981 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1982 Ada unchecked conversions.
1984 2005-09-06 Steven Bosscher <stevenb@suse.de>
1986 * tree-ssa-pre.c (try_look_through_load): New function.
1987 (compute_avail): Use it to try to look through loads for some
1988 more useful expressions.
1990 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1992 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1993 condition for detecting cases like (a&a) and (a^a).
1995 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1997 * common.opt: Add option ftree-vect-loop-version.
1998 * params.def: Add --param vect-max-version-checks.
1999 * doc/invoke.texi: Document ftree-vect-loop-version and
2000 --param vect-max-version-checks.
2001 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2002 may_misalign_stmts and defines for accessors.
2003 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2004 LOOP_VINFO_MAY_MISALIGN_STMTS.
2005 (destroy_loop_vec_info): VEC_free for
2006 LOOP_VINFO_MAY_MISALIGN_STMTS.
2007 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2008 Update documentation.
2009 (vect_update_misalignment_for_peel): New.
2010 (vect_enhance_data_refs_alignment): Update to choose loop
2011 peeling or loop versioning if appropriate for the (potentially)
2012 unaligned data references in the loop.
2013 (vect_analyze_data_refs_alignment): Remove call to
2014 vect_enhance_data_refs_alignment so the checks can be done
2016 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2017 and move up call to vect_analyze_data_refs_alignment.
2018 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2019 (vect_transform_loop): Add call to loop_version.
2021 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2023 PR rtl-optimization/23098
2024 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2025 * simplify-rtx.c (constant_pool_reference_p): New function.
2026 * rtl.h (constant_pool_reference_p): New prototype.
2027 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2028 constant_pool_reference_p in condition and
2029 avoid_constant_pool_reference in preparation statements.
2031 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2033 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2034 STRICT_LOW_PART SETs.
2036 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2039 * except.c (sjlj_emit_function_enter): Find the function begin
2040 note even when it's not in first basic block.
2042 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2044 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2045 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2046 * aclocal.m4: Regenerate.
2048 2005-09-05 DJ Delorie <dj@redhat.com>
2050 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2053 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2055 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2056 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2057 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2058 Follow spelling conventions.
2059 * doc/invoke.texi: Follow spelling conventions.
2061 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2063 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2064 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2065 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2067 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2070 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2071 (output_stack_adjust): Use gen_tmp_stack_mem.
2072 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2073 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2074 (sh_get_pr_initial_val): Likewise.
2075 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2076 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2077 * sh.md (divsi_inv_m0): Use gen_const_mem.
2078 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2079 (movdf_i4+1): Use gen_tmp_stack_mem.
2080 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2081 (fpu_switch+2): Likewise.
2082 (movv4sf_i, movv16sf_i): Use adjust_address.
2083 (symGOT_load): Set MEM_NOTRAP_P bit.
2085 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2088 * pa.c (emit_move_sequence): Fix typo in last change.
2090 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2092 PR rtl-optimization/23454
2093 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2096 2005-09-03 Richard Henderson <rth@redhat.com>
2097 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2100 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2103 2005-09-02 Nicolas Pitre <nico@cam.org>
2105 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2106 to bit_count to 32 bits.
2108 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2111 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2112 generating synthetic loads from volatile lvalues.
2114 005-09-02 Nick Clifton <nickc@redhat.com>
2116 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2117 __ctzhi2, __clzhi2): New functions.
2119 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2122 * tree-nested.c (struct var_map_elt): Mark with GTY.
2123 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2125 (lookup_field_for_decl): Allocate new element in GC memory.
2126 (lookup_tramp_for_decl): Likewise.
2127 (convert_nl_goto_reference): Likewise
2128 (create_nesting_tree): Allocate info in GC memory. Likewise for
2130 (free_nesting_tree): Free with ggc_free instead of free.
2131 (root): New static variable.
2132 (lower_nested_functions): Remove root as local variable. And zero out
2133 root at the end of the function.
2135 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2137 PR rtl-optimization/20365
2138 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2139 to short. New member ix.
2140 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2141 (simplify_plus_minus): Initialize ix members before calling qsort.
2143 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2145 PR tree-optimization/23626
2146 * tree-cfg.c (replace_uses_by): Clean up eh info.
2148 2005-09-01 DJ Delorie <dj@redhat.com>
2150 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2153 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2155 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2156 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2159 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2161 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2162 do not issue warning for a variable definition following
2165 2005-09-01 Richard Henderson <rth@redhat.com>
2168 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2169 conversion to CONST_VECTOR.
2171 2005-09-01 Richard Henderson <rth@redhat.com>
2174 * reload1.c (reload_as_needed): Check !CALL_P before calling
2175 fixup_eh_region_note.
2176 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2178 2005-09-01 DJ Delorie <dj@redhat.com>
2180 * varasm.c (output_constant): Let the target resolve
2181 conversions of addresses to non-default pointer sizes.
2183 2005-09-01 Nicolas Pitre <nico@cam.org>
2185 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2186 to alow matching ARM pre-indexed addressing mode.
2187 (arm_override_options): Remove now irrelevant comment.
2189 2005-09-01 Phil Edwards <phil@codesourcery.com>
2191 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2192 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2193 * config/i386/vxworks.h: Likewise.
2194 * config/i386/t-vxworksae: New file, for VxWorks AE.
2195 * config/i386/vxworksae.h: Likewise.
2197 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2199 PR tree-optimization/23410
2200 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2201 sequence is not wrapping during the first step.
2203 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2206 * dwarf2out.c (base_type_die): Compare char_type_node with
2207 TYPE_MAIN_VARIANT (type), not type.
2209 2005-09-01 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/15366
2212 * common.opt: Add -finline-functions-called-once.
2213 Put -fearly-inlining in alphabetically ordered place.
2214 * doc/invoke.texi: Document new option.
2215 * ipa-inline.c (cgraph_decide_inlining): Honour
2216 flag_inline_functions_called_once.
2218 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2220 PR rtl-optimization/23478
2221 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2222 (alloc_qty): Initialize it.
2223 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2224 (combine_regs): Combine also n_throwing_calls_crossed fields.
2225 (find_free_reg): Don't attempt to caller-save pseudos crossing
2226 calls that might throw.
2227 * global.c (struct allocno): Add throwing_calls_crossed field.
2228 (global_alloc): Revert 2005-08-22 change. Initialize
2229 throwing_calls_crossed.
2230 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2233 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2236 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2237 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2238 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2239 (and64_2_operand): Tweak to use predicate.
2240 (and_operand): Adjust for mask_operand changes.
2241 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2242 (print_operand): Likewise.
2243 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2244 (mask64_1or2_operand): Delete.
2245 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2246 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2247 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2248 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2249 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2250 (rotldi3_internal4): Likewise.
2251 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2252 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2253 (ashldi3_internal7): Likewise.
2254 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2255 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2256 (anddi3 split): Don't match mask64_operand.
2257 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2258 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2259 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2260 't' splitter predicate.
2261 (movdi_internal64 + 2): Revert 2005-06-11 change.
2263 2005-08-31 DJ Delorie <dj@redhat.com>
2265 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2266 (m32c_asm_integer): Add support for 32 bit pointers.
2268 2005-08-31 Richard Henderson <rth@redhat.com>
2270 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2271 component-like references for setting MEM_NOTRAP_P.
2273 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2274 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2276 2005-08-31 Richard Henderson <rth@redhat.com>
2278 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2279 into a pseudo before applying gen_lowpart.
2281 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2283 * doc/install.texi (Specific): Update cctools version required
2284 for full functionality.
2285 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2286 linkers as -macosx_version_min.
2288 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2291 * sh.c (print_operand, %R and %S): Add handling of floating point
2292 registers, memory, constants and invalid operands.
2294 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2296 * ipa-pure-const.c: Change dump name.
2298 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2301 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2302 to "reg_or_0_operand".
2303 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2305 2005-08-31 Dale Johannesen <dalej@apple.com>
2307 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2308 loops that count down.
2310 2005-08-31 Richard Henderson <rth@redhat.com>
2313 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2314 (fixup_eh_region_note): New.
2315 (reload_as_needed): Call it.
2316 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2317 don't call find_many_sub_basic_blocks; call verify_flow_info.
2318 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2319 (keep_stack_depressed): Likewise.
2320 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2322 2005-08-31 Richard Henderson <rth@redhat.com>
2324 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2327 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2329 * expr.c (expand_expr_real_1): Compare size of address
2330 mode to target's address mode size in deciding expansion of
2331 the constant address.
2333 2005-08-31 Richard Guenther <rguenther@suse.de>
2336 * expr.c (all_zeros_p): New function.
2337 (expand_expr_real_1): Handle the case of an all-zero
2338 non-addressable constructor separately.
2340 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2342 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2343 arguments, adjust all callers.
2344 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2346 2005-08-30 Richard Henderson <rth@redhat.com>
2349 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2350 whenever the mode sizes match.
2352 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2354 * calls.c (load_register_parameters): Fix comment typo.
2355 * expr.c (emit_push_insn): Comment formatting.
2357 2005-08-30 Ian Lance Taylor <ian@airs.com>
2359 * config/i386/x-cygwin (host-cygwin): Change dependency from
2360 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2362 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2364 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2367 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2370 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2371 call to ggc_collect.
2373 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2376 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2377 beginning. Remove $(INCLUDES) from all the rules, if following
2378 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2380 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2383 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2384 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2385 not constant, but maxlen is, don't set len to maxlen, rather
2386 set maxlen to len if len is a constant.
2388 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2390 PR tree-optimization/23475
2391 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2394 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2396 Fix PR middle-end/22455
2398 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2399 Checksum only the parts of the tree that exist for the tree code.
2401 2005-08-28 Dale Johannesen <dalej@apple.com>
2403 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2405 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2407 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2409 2005-08-28 Richard Henderson <rth@redhat.com>
2411 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2412 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2415 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2418 * builtins.c (get_memory_rtx): Don't strip nops
2419 in between COMPONENT_REFs.
2421 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2424 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2426 (gimplify_modify_expr): Check for zero sized types and gimplify the
2427 rhs and lhs as statements.
2429 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2432 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2433 state for return address column of signal frames.
2435 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2438 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2439 bytes >= 2 not bytes == 2.
2440 (expand_block_move): Same.
2442 2005-08-27 Richard Guenther <rguenther@suse.de>
2445 * config/i386/sse.md (sse2_movsd): Add missing closing
2448 2005-08-27 Paul Brook <paul@codesourcery.com>
2450 * genrecog.c (enum decision_type): Add DT_num_insns.
2451 (struct decision_test): Add u.num_insns.
2452 (add_to_sequence): Add DT_num_insns test.
2453 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2454 (write_cond, debug_decision_2): Ditto.
2455 (change_state): Assume peep2_next_insn never fails.
2456 Remove "afterward" argument.
2457 (write afterward, write_tree): Update to match.
2458 * recog.c (peep2_current_count): New variable.
2459 (peep2_next_insn): Check it.
2460 (peephole2_optimize): Set peep2_current_count.
2461 * recog.h (peep2_current_count): Declare.
2463 2005-08-26 Josh Conner <jconner@apple.com>
2466 * ipa-pure-const.c (check_tree): Check for volatile-ness
2467 when considering a dereference.
2469 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2471 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2473 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2475 PR rtl-optimization/23561
2476 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2477 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2478 at most LEN bytes long memory fits into the field.
2479 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2480 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2481 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2483 2005-08-26 Richard Henderson <rth@redhat.com>
2486 * loop.c (biased_biv_may_wrap_p): New.
2487 (maybe_eliminate_biv_1): Use it to suppress non-equality
2488 comparison transformations. Delete disabled code.
2490 2005-08-26 Ian Lance Taylor <ian@airs.com>
2492 * combine.c (make_extraction): Avoid reference outside object.
2494 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2496 * stor-layout.c (finalize_type_size): Restore behaviour for
2497 non-aggregate types to the status quo ante of the patch for
2498 pr 23467. Document why it matters.
2500 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2503 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2504 array by one element, initialize the BT_LAST element with NULL.
2506 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2508 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2509 optimizing for size.
2511 (compare_plus_eqsi): Same.
2512 (plus_eqsi_compare): Same.
2513 (neg_eq0<mode>): Same.
2514 (neg_eq<mode>): Same.
2516 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2519 2005-08-26 Nick Clifton <nickc@redhat.com>
2521 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2522 TARGET_EP is not defined.
2523 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2524 TARGET_EP is enabled.
2525 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2526 * config/v850/v850.md (save_all_interrupt): Only use the EP
2527 register if TARGET_EP is defined.
2528 (restore_all_interrupt): Likewise.
2529 * config/v850/lib1funcs.asm: Update functions so that the EP
2530 register is only used if __EP__ is defined.
2532 2005-08-26 David Ung <davidu@mips.com>
2534 * config/mips/mips.c (mips_expand_prologue): Handle case when
2535 generating for MIPS16 and the outgoing argument area is more than
2536 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2539 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2541 * config/crx/crx.md: Make doloop_end pattern usage controllable
2542 via mloop-nesting=<max-nesting> command line switch. Make sure
2543 the combiner cannot use doloop_end_<mode> in an illegal way.
2544 * config/crx/crx.c: Use regs up to r6 for argument passing.
2545 Refine crx_address_cost (non cst4 displacements are expensive).
2546 * config/crx/crx.opt: Add switch for mloop-nesting=.
2548 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2550 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2551 (UNSPEC_MVST): New constant.
2553 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2555 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2556 Reject operands containing eliminable registers.
2557 * testsuite/gcc.dg/20050825-1.c: New testcase.
2559 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2560 Jan Hubicka <jh@suse.cz>
2562 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2564 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2566 PR tree-optimization/23546
2567 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2570 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2572 * params.def (PARAM_MIN_SPEC_PROB): New.
2573 * sched-rgn.c (MIN_PROBABILITY): Delete.
2574 (compute_trg_info): Convert to PARAM_VALUE.
2575 * doc/invoke.texi (param): Document min-spec-prob.
2577 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2579 * config/darwin.h: define __PIC__
2580 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2581 TARGET_OS_CPP_BUILTINS macro.
2583 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2585 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2588 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2590 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2592 * cfghooks.c (duplicate_block): Added position where to place
2593 new block as argument.
2594 * cfghooks.h (duplicate_block): Declaration changed.
2595 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2597 * cfglayout.h (copy_bbs): Declaration changed.
2598 * cfgloop.h (loop_version): Declaration changed.
2599 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2600 position to copy_bbs.
2601 (loop_version): Pass position to duplicate_loop_to_header_edge.
2602 Add place_after argument and position new blocks according to
2604 * modulo-sched.c (sms_schedule): Pass place_after argument
2606 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2607 * tree-cfg.c (split_edge_bb_loc): New function.
2608 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2609 to determine position of new blocks.
2610 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2612 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2613 argument to duplicate_block.
2614 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2615 Pass position to copy_bbs.
2617 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2619 * fold-const.c (ptr_difference_const): Use
2620 cst_and_fits_in_hwi instead of host_integerp.
2622 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2624 * config/darwin.c (gen_pic_offset): New.
2625 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2628 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2630 PR tree-optimization/23486
2631 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2633 2005-08-23 Phil Edwards <phil@codesourcery.com>
2635 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2636 remove use_collect2.
2637 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2639 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2640 configuration files to override the default value.
2642 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2643 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2644 * config/vx-common.h: New file, split out from...
2645 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2646 * config/vxworksae.h: New file, for VxWorks AE.
2647 * config/vxworks.opt: New file.
2648 * config/vxlib.c: Update for VxWorks 6.
2650 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2651 other MULTILIB_* variables appropriately.
2652 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2653 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2654 * config/rs6000/vxworks.h: Update for VxWorks 6.
2655 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2657 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2660 * config/darwin.c (machopic_select_section): Remove the hack to
2661 mark "::operator new" and "::operator delete" for coalescing
2662 even though they are not weak.
2664 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2666 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2667 * configure: Regenerate.
2669 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2672 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2674 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2675 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2678 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2680 * config/rs6000/predicates.md (equality_operator): New.
2681 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2682 comparison with a large constant.
2684 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2686 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2688 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2690 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2691 registers is even, and we have a hardware double precision fp,
2693 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2694 size of current argument when checking if argument was passed in
2697 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2700 * stor-layout.c (finalize_type_size): Dont override
2701 existing alignment with a smaller alignment from the mode.
2703 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2705 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2706 * lambda.h (lambda_vector_lexico_pos): ... here.
2707 * tree-data-ref.c (build_classic_dist_vector): Return false when
2708 the distance vector is lexicographically negative.
2710 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2712 PR tree-optimization/23511
2713 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2714 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2716 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2718 PR tree-optimization/22043
2719 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2720 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2721 If ALLOW_FLEXARR, handle types ending with flexible array member.
2722 Pass false as second argument to recursive count_type_elements calls.
2723 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2724 argument to count_type_elements call.
2725 * tree-sra.c (decide_block_copy): Likewise.
2726 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2727 for a constant-sized object, set cleared as well. Pass true as
2728 second argument to count_type_elements call.
2730 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2733 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2734 from legitimate_small_data_p, and make global. Update use.
2735 Remove forward declaration.
2736 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2738 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2740 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2742 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2743 of scratch intermediates.
2744 (eq<mode>_compare): Same.
2745 (neg_eq0<mode>): New.
2746 (neg_eq<mode>): Convert to define_insn_and_split.
2748 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2751 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2752 stdarg functions, set/clear the fp marker even when no variable
2754 * config/rs6000/sysv4.opt (mprototype): Describe.
2756 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2758 PR rtl-optimization/23478
2759 * regs.h (reg_info): Add throw_calls_crossed.
2760 (REG_N_THROWING_CALLS_CROSSED): Define.
2761 * flow.c (allocate_reg_life_data): Initialize
2762 REG_N_THROWING_CALLS_CROSSED.
2763 (propagate_one_insn, attempt_auto_inc): Update
2764 REG_N_THROWING_CALLS_CROSSED.
2765 * global.c (global_alloc): Don't allocate pseudos across
2766 calls that may throw.
2768 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2771 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2772 value is inbetween the range if we did not find an exact match.
2774 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2776 * doc/invoke.texi (Option Summary): Add ms1 options.
2777 * doc/extend.texi: Document interrupt handler attribute for ms1.
2778 * doc/md.texi: Document ms1 constraints.
2779 * config.gcc: Add ms1-*-elf.
2780 * config/ms1/ms1.h: New.
2781 * config/ms1/ms1.c: New.
2782 * config/ms1/ms1.md: New.
2783 * config/ms1/ms1-protos.h: New.
2784 * config/ms1/ABI.txt: New.
2785 * config/ms1/crti.asm: New.
2786 * config/ms1/crtn.asm: New.
2787 * config/ms1/lib2extra-funcs.c: New.
2788 * config/ms1/t-ms1: New.
2789 * config/ms1/ms1.opt: New.
2791 2005-08-22 Ira Rosen <irar@il.ibm.com>
2793 * config/rs6000/altivec.md (xorv4sf3): New.
2794 (negv4sf2, neg<mode>2): Likewise.
2796 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2799 * config/ia64/ia64.md (divsi3): Check divide by zero.
2800 (udivsi3): Likewise.
2802 (udivdi3): Likewise.
2804 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2806 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2807 up to elem_bitsize bits, not max_bitsize.
2809 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2811 PR tree-optimization/23433
2812 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2813 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2815 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2817 PR tree-optimization/23434
2818 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2819 the iteration bound is not an INTEGER_CST.
2821 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2823 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2824 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2825 NULL if need_epilog_adjust is false.
2826 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2827 Case 3 always peels first itration, not just for PLUS case, and no need
2828 to use scalar_initial_def here. Create an epilog adjustment only if
2829 scalar_initial_def is not NULL.
2831 (vectorizable_reduction): Remove assert.
2833 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2836 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2837 (__moddi3): Likewise.
2838 (__udivdi3): Likewise.
2839 (__umoddi3): Likewise.
2840 (__divsi3): Likewise.
2841 (__modsi3): Likewise.
2842 (__udivsi3): Likewise.
2843 (__umodsi3): Likewise.
2845 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2847 * tree-pass.h (TDF_GRAPH): Define.
2848 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2849 * passes.c (finish_optimization_passes): Only call
2850 finish_graph_dump_file if TDF_GRAPH is set.
2851 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2852 NULL. Set TDF_GRAPH bit.
2853 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2855 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2857 * arm.h (arm_stack_offsets): Add locals_base field.
2858 * arm.c (arm_get_frame_offsets): Compute it.
2859 (thumb_compute_initial_elimination offset): Make the Thumb frame
2860 pointer point to the base of the local variables.
2861 (thumb_expand_prologue): Update accordingly.
2862 (thumb_expand_epilogue): Likewise.
2864 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2865 mode of clobbered scratch to DImode. Handle a case that's known to
2868 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2870 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2871 (gt0<mode>_compare): Delete.
2872 (neg_gt0<mode>): Delete.
2874 2005-08-19 Eric Christopher <echristo@apple.com>
2876 * optabs.h: Change CTI_ to COI_.
2879 2005-08-19 James E Wilson <wilson@specifix.com>
2881 * builtins.c (expand_builtin_return_addr): Set
2882 current_function_accesses_prior_frames when count != 0. Use
2883 frame_pointer_rtx when count == 0.
2884 * function.h (struct function): Add accesses_prior_frames field.
2885 (current_function_accesses_prior_frames): Define.
2886 * reload1.c (init_elim_table): Check
2887 current_function_accesses_prior_frames.
2888 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2890 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2892 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2893 indicator. Return true if the flowgraph changed during
2896 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2899 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2900 conditional expression before testing its value.
2902 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2904 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2906 2005-08-19 Devang Patel <dpatel@apple.com>
2908 PR tree-optimization/23048
2909 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2910 third parameter. Check whether latch is dominated by exit
2912 (if_convertible_loop_p): Supply exit block itself to
2913 if_convertible_bb_p.
2915 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2918 * arm.md (arm_load_pic_register): Change argument to the mask of
2919 saved registers. Call thumb_find_work_register if we need a
2920 scratch register on Thumb.
2921 (arm_expand_prologue): Pass empty register set to
2922 arm_load_pic_register.
2923 (thumb_expand_prologue): Pass live_regs_mask directly to
2924 arm_load_pic_register.
2925 * arm-protos.h (arm_load_pic_register): Update prototype.
2927 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2929 * sh.c (find_sole_member): New function.
2930 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2931 if the record's alignment is larger than the size of its only member.
2933 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2936 * arm.c (thumb_legitimize_reload_address): New function.
2937 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2938 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2940 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2942 * config/crx/crx.c: Implement crx_decompose_address. Reject
2943 symbolic displacements since CRX register relative adressing
2944 mode can't handle unsigned 32-bit values as displacements.
2945 * config/crx/crx.h: Simplify definitions, remove redundant
2946 parenthesis and obsolete macros.
2947 * config/crx/crx.opt: Add new switch for debugging addresses.
2948 * config/crx/crx-protos.h: Add new declarations for above.
2950 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2953 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2956 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2958 * collect2.c (dup2): Delete.
2959 * configure.ac: Don't check for dup2.
2961 * config.in, configure: Regenerate.
2963 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2965 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2966 record with the type of its only member.
2968 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2970 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2971 define_insn_and_split.
2972 (plus_ltu<mode>_compare): Same.
2973 (gtu<mode>_compare): Same.
2974 (plus_gtu<mode>_compare): Same.
2976 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2978 PR tree-optimization/22228
2979 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2981 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2982 are recorded in vect_vnames_to_rename for renaming.
2983 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2984 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2985 in vect_vnames_to_rename.
2986 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2987 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2989 2005-08-18 Jan Hubicka <jh@suse.cz>
2992 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2993 info only for local statics, not for member variables.
2995 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2997 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2999 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3001 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3003 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3006 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3008 2005-08-17 James E Wilson <wilson@specifix.com>
3010 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3013 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3015 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3016 (leu<mode>_compare): Same.
3017 (plus_leu<mode>): Same.
3018 (neg_leu<mode>): Same.
3019 (and_neg_leu<mode): Same.
3020 (ltu<mode>_compare): Same.
3021 (plus_ltu<mode>): Same.
3023 (geu<mode>_compare): Same.
3024 (plus_geu<mode>): Same.
3025 (neg_geu<mode>): Same.
3026 (and_neg_geu<mode>): Same.
3027 (plus_gt<mode>): Same.
3028 (gtu<mode>_compare): Same.
3029 (plus_gtu<mode>): Same.
3031 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3033 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3034 Move call_table_data to end. Delete spurious .text.
3035 (callt_save_all_interrupt): Fix comment typo.
3037 2005-08-17 James E Wilson <wilson@specifix.com>
3038 Kevin Winchester <winchester@amirix.com>
3041 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3043 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3046 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3047 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3049 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3051 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3052 record with the type of its only member if the modes don't match.
3054 * varasm.c (decode_reg_name): Skip empty additional register names.
3056 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3058 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3059 lsm_tmp_name_length): New.
3060 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3061 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3063 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3064 Andreas Krebbel <krebbel1@de.ibm.com>
3066 * config.gcc: Added z9-109 switch.
3067 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3068 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3069 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3070 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3071 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3072 for "z9_109" cpu attribute.
3073 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3074 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3075 (s390_handle_arch_option): Added z9-109 switch.
3076 (override_options): Set respective cost function for z9-109.
3077 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3078 (legitimate_reload_constant_p): Accept extended immediates.
3079 (print_operand): Three new output modifiers added: k, m and o.
3080 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3081 (s390_output_mi_thunk): Use extended immediate when possible.
3082 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3083 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3084 (CONSTRAINT_LEN): Added length of O constraint.
3085 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3086 * config/s390/s390.md ("cpu"): New value z9_109 added.
3087 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3088 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3089 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3090 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3091 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3092 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3093 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3094 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3095 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3096 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3097 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3098 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3099 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3100 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3101 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3103 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3104 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3105 insns for TARGET_EXTIMM.
3107 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3109 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3111 2005-08-17 Nick Clifton <nickc@redhat.com>
3113 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3114 Call default_encode_section_info.
3116 2005-08-17 Steven Bosscher <stevenb@suse.de>
3118 PR tree-optimization/21574
3119 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3120 constant, return CONSTANT.
3121 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3122 (ccp_fold, visit_assignment): Likewise.
3123 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3125 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3127 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3128 fold_buildN instead of buildN then fold_initializer or fold.
3129 (build_unary_op): Likewise.
3130 (build_binary_op): Likewise.
3131 * fold-const.c (fold_initializer): Remove.
3132 (fold_build1_initializer): New function.
3133 (fold_build2_initializer): New function.
3134 (fold_build3_initializer): New function.
3135 * tree.h (fold_initializer): Remove.
3136 (fold_build1_initializer): New function.
3137 (fold_build2_initializer): New function.
3138 (fold_build3_initializer): New function.
3140 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3142 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3143 (try_move_mult_to_index): Call fold_build2 instead of build2.
3144 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3145 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3146 fold_binary_to_constant.
3147 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3149 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3150 check if A == gcd (A, B). Remove TYPE argument.
3151 (analyze_offset) Use fold_build2 instead of fold (build.
3152 (create_data_ref): Likewise.
3153 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3154 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3157 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3159 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3160 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3162 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3165 * gimplify.c (zero_sized_type): New function.
3166 (gimplify_modify_expr_rhs): If we have a zero sized type,
3167 replace the statement with an empty statement.
3169 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3171 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3174 2005-08-16 Ian Lance Taylor <ian@airs.com>
3176 * doc/tm.texi (Label Output): Correct typo.
3178 2005-08-16 Steven Bosscher <stevenb@suse.de>
3181 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3182 force_operand will work later on using have_insn_for.
3184 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3186 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3188 2005-08-16 Ian Lance Taylor <ian@airs.com>
3191 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3192 vector type, don't try to construct it element by element. Add an
3193 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3195 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3197 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3199 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3201 * doc/invoke.texi (Precompiled Headers): Document some more options
3202 which are known to be safe.
3204 2005-08-16 James E Wilson <wilson@specifix.com>
3206 PR tree-optimization/21105
3207 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3208 TREE_OVERFLOW check.
3210 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3212 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3213 (neg_ltu<mode>): Same.
3215 (neg_gtu<mode>): Same.
3217 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3219 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3220 (fold_builtin_isdigit): Use fold_buildN.
3221 (build_function_call_expr): Likewise.
3222 * c-typeck.c (c_finish_loop): Likewise.
3224 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3225 Richard Shann <rshann@superh.com>
3227 PR middle-end/20396:
3228 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3230 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3232 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3234 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3237 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3238 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3241 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3244 * fold-const.c (build_range_check): Disable optimization for function
3245 pointer expressions on targets that require function pointer
3248 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3250 * simplify-rtx.c (simplify_const_relational_operation): When
3251 extracting arguments of a COMPARE, recompute the mode as well.
3253 2005-08-15 Ian Lance Taylor <ian@airs.com>
3255 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3257 2005-08-15 DJ Delorie <dj@redhat.com>
3259 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3261 (movsi_splittable): Allow, but split, moves to the stack.
3262 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3265 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3267 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3268 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3269 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3271 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3272 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3273 Delete HOST_PTR_PRINTF.
3275 * configure, config.in: Regenerate.
3277 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3279 * config/rs6000/rs6000.md (QHSI): New mode macro.
3280 (wd): Extend mode attr for QImode and HImode
3281 (dbits): New mode attr.
3282 (zero_extend<mode>di2): Convert to mode macro.
3284 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3287 * doc/invoke.texi (-mgnu-ld): Update description.
3290 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3293 * Makefile.in (tree-chrec.o): Depends on real.h.
3294 * tree-chrec.c: Include real.h.
3295 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3296 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3297 * tree-scalar-evolution.c (add_to_evolution_1,
3298 interpret_rhs_modify_expr): Ditto.
3300 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3303 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3304 step is negative compute the estimation from init downwards to zero.
3306 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3308 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3310 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3312 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3314 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3315 Accept double-word constants that can be split.
3316 * config/s390/s390.md ("movti"): Use 'P' constraint.
3317 ("*movdi_31", "*movdf_31"): Likewise.
3319 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3321 Fix PR tree-optimization/22615
3323 * tree-ssa-structalias.c (solution_set_add): Handle
3324 first_vi_for_offset returning NULL.
3325 (do_da_constraint): Ditto.
3326 (do_sd_constraint): Ditto.
3327 (do_ds_constraint): Ditto
3328 (find_func_aliases): Ditto.
3329 (build_constraint_graph): RHS is allowed be ANYTHING.
3330 (first_vi_for_offset): Return NULL if we couldn't find anything at
3333 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3335 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3336 over memory as first operand.
3338 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3341 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3342 available for setting it.
3344 2005-08-14 Ira Rosen <irar@il.ibm.com>
3346 PR tree-optimization/23320
3347 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3348 data-refs' types instead of base object nullness. Add check for
3349 pointer type data-refs before first location comparison. Remove
3352 2005-08-14 Andreas Schwab <schwab@suse.de>
3354 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3356 2005-08-13 James E Wilson <wilson@specifix.com>
3358 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3359 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3360 -fstack-protector-all, --param ssp-buffer-size): Document.
3361 (-Wvariadic-macros): Alphabetize.
3362 (-fsched-stalled-insns-dep): Add missing 'f'.
3364 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3367 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3369 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3370 or indirect address operand.
3371 (EXTRA_ADDRESS_CONSTRAINT): New.
3372 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3374 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3376 PR tree-optimization/22236
3377 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3378 successors and predecessors.
3379 * tree-chrec.c (chrec_convert): Before converting, check that
3380 sequences don't wrap.
3381 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3382 (analyze_array): Extern.
3383 (find_data_references_in_loop): Remove call to
3384 compute_estimated_nb_iterations.
3385 * tree-data-ref.h (analyze_array): Declared.
3386 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3387 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3388 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3389 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3391 * tree-ssa-loop-ivcanon.c: Fix documentation.
3392 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3393 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3394 (infer_loop_bounds_from_undefined): New.
3395 (estimate_numbers_of_iterations_loop): Use
3396 infer_loop_bounds_from_undefined.
3397 (used_in_pointer_arithmetic_p): New.
3398 (scev_probably_wraps_p): Pass an extra parameter. Call
3399 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3400 (convert_step): Fix documentation.
3401 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3402 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3403 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3404 scev_probably_wraps_p.
3406 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3408 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3409 (s390_register_info): Ignore clobbered_regs information for fixed
3410 registers, and only fixed registers.
3411 (s390_init_frame_layout): Remove redundant call.
3413 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3415 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3416 description of -Wold-style-casts.
3418 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3419 Jakub Jelinek <jakub@redhat.com>
3421 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3422 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3423 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3424 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3425 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3426 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3427 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3428 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3429 ("stack_protect_set", "stack_protect_test"): New expanders.
3430 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3431 "stack_protect_testdi"): New insn definitions.
3433 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3435 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3437 2005-08-12 Paul Brook <paul@codesourcery.com>
3439 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3441 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3443 * config/s390/predicates.md (setmem_operand): New predicate.
3444 (shift_count_operand): Accept ANDs with special constants as
3446 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3447 with special constants.
3448 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3449 shift_count_operand with setmem_operand.
3451 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3453 * config/s390/s390.c (s390_extract_part, s390_single_part):
3455 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3456 (s390_output_mi_thunk): Don't use lg on 31 bit.
3457 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3458 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3460 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3462 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3463 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3464 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3465 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3466 with one of the new macros.
3468 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3470 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3471 Don't set save_return_addr_p.
3472 (s390_register_info): Make clobbered_regs not depending on
3475 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3477 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3478 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3480 2005-08-11 James E. Wilson <wilson@specifix.com>
3482 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3484 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3486 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3487 locations gathered by var-tracking in single entry loc_list
3488 over loc_descriptor_from_tree.
3490 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3491 pass it down to loc_descriptor.
3492 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3493 (containing_function_has_frame_base): Move earlier in the file.
3494 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3495 instead of always assuming fbreg can't be used.
3497 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3499 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3500 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3501 Accept address wrapped in AND for Altivec.
3502 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3503 Strip AND wrapping offset address for Altivec.
3505 2005-08-11 Richard Henderson <rth@redhat.com>
3508 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3509 before using TYPE_IS_SIZETYPE.
3511 2005-08-11 Richard Henderson <rth@redhat.com>
3514 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3515 insn types not present on ev4.
3516 (alphaev5_insn_pipe): Similarly.
3518 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3521 * arm.c (arm_override_options): If the user has selected callee-super-
3522 interworking, then enable normal interworking.
3524 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3526 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3529 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3531 * doc/rtl.texi: Fix two typos.
3533 2005-08-11 Richard Guenther <rguenther@suse.de>
3536 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3537 cases where we call to/from functions returning void.
3539 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3542 * tree.c (build_pointer_type_for_mode): Robustify.
3544 2005-08-10 James E Wilson <wilson@specifix.com>
3546 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3547 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3549 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3552 2005-08-10 Eric Christopher <echristo@apple.com>
3554 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3555 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3558 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3561 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3562 for the high part when generating dynamic-no-pic code.
3564 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3566 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3567 (x86_64-*-linux*): Likewise.
3569 * config/i386/crtfastmath.c: New file.
3570 * config/i386/t-crtfm: Likewise.
3572 * config/i386/linux.h (ENDFILE_SPEC): New.
3573 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3575 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3578 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3580 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3581 (vec_shl, vec_shr): Document new operations.
3582 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3584 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3586 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3587 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3588 change predicate to indexed_or_indirect_address.
3590 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3592 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3593 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3594 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3595 and __aeabi_uwrite8.
3596 * config/arm/unaligned-funcs.c: New file.
3597 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3599 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3601 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3603 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3604 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3606 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3607 * final.c (pass_shorten_branches): Add dump.
3608 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3609 (pass_life): Rename dump.
3610 (rest_of_handle_flow2): Remove initial verify_flow_info.
3611 * function.c (pass_instantiate_virtual_regs): Add dump.
3612 * integrate.c (pass_initial_value_sets): Add dump.
3613 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3614 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3615 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3616 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3617 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3618 gate_rtl_unrool_and_peel_loops): New.
3619 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3620 rtl_doloop): Do not look at flags.
3621 * mode-switching.c (pass_mode_switching): Add dump.
3622 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3623 pass_split_before_regstack): Add dump.
3624 * regmove.c (pass_stack_adjustments): Add dump.
3625 * tree-optimize.c (pass_fixup_cfg): Add dump.
3627 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3630 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3631 deciding which instruction sequence to use.
3633 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3635 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3636 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3638 2005-08-09 Richard Guenther <rguenther@suse.de>
3640 * c-common.c (builtin_function_2): Remove.
3641 (def_builtin_1): New function.
3642 (c_common_nodes_and_builtins): Use def_builtin_1 to
3643 build builtin functions.
3645 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3647 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3648 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3649 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3652 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3654 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3655 fold_binary instead of fold_build2 since we don't care about the
3657 (loop_niter_by_eval): Likewise.
3658 (compare_trees): Likewise.
3659 (proved_non_wrapping_p): Likewise.
3661 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3665 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3666 if the if is really empty.
3668 2005-08-09 Steven Bosscher <stevenb@suse.de>
3670 PR tree-optimization/23234
3671 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3672 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3673 argument of the new enum.
3674 (execute_cse_reciprocals): Add reciprocals for function arguments
3675 on the unique successor edge of the entry block. Update other calls
3676 to execute_cse_reciprocals_1.
3678 2005-08-08 Richard Henderson <rth@redhat.com>
3681 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3683 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3685 * expr.c (write_complex_part): Return after handling MEM.
3687 2005-08-08 Josh Conner <jconner@apple.com>
3689 PR rtl-optimization/23241
3690 * combine.c (simplify_comparison): Fix error in determining
3691 whether to lift a subreg from comparison.
3693 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3696 * config/rs6000/altivec.md (vec_init<mode>): New.
3697 (vec_set<mode>): New.
3698 (vec_extract<mode>): New.
3699 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3700 (rs6000_expand_vector_set): New.
3701 (rs6000_expand_vector_extract): New.
3702 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3703 for Altivec modes before reload.
3704 (altivec_expand_vec_init_builtin): New.
3705 (get_element_number): New.
3706 (altivec_expand_vec_set_builtin): New.
3707 (altivec_expand_vec_ext_builtin): New.
3708 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3710 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3712 * config/rs6000/rs6000.h (rs6000_builtins): Add
3713 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3714 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3715 * config/rs6000/rs6000-protos.h: Declare new functions.
3717 2005-08-08 Jan Hubicka <jh@suse.cz>
3719 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3720 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3721 * i386.md (movdi*): Use pic_32bit_operand.
3722 * predicates.md (pic_32bit_operand): New.
3724 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3727 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3729 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3731 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3732 (test_for_singularity): Use fold_build2.
3734 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3736 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3738 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3740 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3741 (COMMON_ASM_OP) Define.
3742 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3743 (ix86_encode_section_info): Likewise.
3744 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3745 SUBTARGET_ENCODE_SECTION_INFO.
3747 2005-08-06 Richard Henderson <rth@redhat.com>
3750 * tree-nested.c (convert_local_reference): Save and restore val_only
3751 around component_ref and friends. Clear walk_subtrees by default.
3753 2005-08-06 Peter O'Gorman <peter@pogma.com>
3756 * gcc.c (process_command): Check the argument to -b has a dash.
3757 * doc/invoke.texi: Update -b and -V docs.
3759 2005-08-06 James E Wilson <wilson@specifix.com>
3761 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3763 2005-08-06 Michael Matz <matz@suse.de>
3765 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3766 member only if only one insn is associated with the value.
3768 2005-08-06 Nick Clifton <nickc@redhat.com>
3770 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3772 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3773 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3774 Check symbol flags instead of symbol name mangling.
3775 (xstormy16_asm_output_aligned_common): Likewise. Also
3776 simplify code since the bss100_section cass is the only case
3777 where the below100 code will be triggered.
3778 (xstormy16_encode_section_info): Encode below100 attribute
3779 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3781 (xstormy16_strip_name_encoding): Delete - this function is no
3783 (TARGET_STRIP_NAME_ENCODING): Undefine.
3784 * config/stormy16/stormy16-protos.h: Delete prototype for
3785 xstormy16_strip_name_encoding.
3787 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3789 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3790 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3791 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3792 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3793 config/alpha/predicates.md, config/arc/arc.h,
3794 config/arm/arm.h, config/arm/ieee754-df.S,
3795 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3796 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3797 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3798 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3799 config/m68hc11/m68hc11.h, config/mips/mips.c,
3800 config/mips/mips.h, config/mips/openbsd.h,
3801 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3802 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3803 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3804 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3805 config/sparc/linux.h, config/sparc/linux64.h,
3806 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3807 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3808 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3809 typos. Follow spelling conventions.
3811 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3814 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3815 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3816 specially. Check for side effects only for COND_EXPR.
3817 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3818 return with TREE_NO_WARNING.
3820 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3822 PR rtl-optimization/23233
3823 * loop.c (combine_movables): Require the modes to be the same.
3824 (move_movables): Remove handling of cases where the replacement
3825 had a different mode to the original.
3827 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3829 PR tree-optimization/23128
3830 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3831 subtraction wrap, and set TREE_OVERFLOW if they do.
3833 2005-08-05 Richard Henderson <rth@redhat.com>
3836 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3837 FORCED_LABEL labels.
3839 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3842 * reload.c (find_reloads_subreg_address): Pass down TYPE
3843 unchanged. Change all callers except find_reloads_toplev.
3845 2005-08-05 Michael Matz <matz@suse.de>
3847 * genattrtab.c (current_alternative_string): Remove.
3848 (SIMPLIFY_ALTERNATIVE): Ditto.
3849 (attr_alt_bit_p): Ditto.
3850 (alternative_name): Make const char *.
3851 (evaluate_eq_attr): Remove use of above things.
3852 (simplify_test_exp): Ditto.
3853 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3854 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3856 2005-08-04 James E Wilson <wilson@specifix.com>
3858 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3859 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3860 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3861 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3862 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3864 2005-08-04 Richard Henderson <rth@redhat.com>
3867 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3868 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3869 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3870 if we'd have to instantiate too many members.
3872 2005-08-04 Richard Henderson <rth@redhat.com>
3875 * tree-outof-ssa.c (coalesce_asm_operands): New.
3876 (coalesce_ssa_name): Use it. Split out ...
3877 (coalesce_phi_operands, coalesce_result_decls): ... these.
3879 2005-08-04 Paul Brook <paul@codesourcery.com>
3881 * read-rtl.c (read_quoted_string): Break if EOF.
3883 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3885 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3886 (fold_build2): Likewise.
3887 (fold_build3): Likewise.
3888 (fold_build1_stat): New function prototype.
3889 (fold_build2_stat): Likewise.
3890 (fold_build3_stat): Likewise.
3891 * fold-const.c (fold_build1): Rename to ..
3892 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3893 through to build1_stat.
3894 (fold_build2): Rename to ..
3895 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3896 through to build2_stat.
3897 (fold_build3): Rename to ..
3898 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3899 through to build3_stat.
3901 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3902 Ian Lance Taylor <ian@airs.com>
3904 * function.c (assign_stack_local_1): Do not correct stack slot
3905 address if allocation size is smaller than mode size.
3907 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3910 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3911 (tree_merge_blocks): Propagate anything allowed by
3913 Clarify documentation.
3914 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3915 SSA form, schedule an update if necessary.
3917 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3919 * doc/install.texi (Binaries): Remove broken link to
3920 Sinix/Reliant Unix binaries.
3922 2005-08-03 Richard Henderson <rth@redhat.com>
3925 * function.c (stack_protect_epilogue): Export.
3926 * tree.h (stack_protect_epilogue): Declare.
3927 * calls.c (expand_call): Call it.
3929 2005-08-03 Eric Christopher <echristo@apple.com>
3931 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3932 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3935 2005-08-04 Jan Hubicka <jh@suse.cz>
3937 * profile.c (branch_prob): Split edges with goto locus on them
3938 to get proper line counts.
3939 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3941 2005-08-03 Paul Brook <paul@codesourcery.com>
3943 * function.c (assign_parms): Round current_function_args_size
3944 to PARM_BOUNDARY, not STACK_BOUNDARY.
3946 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3948 * config/i386/i386.c (x86_elf_aligned_common)
3949 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3951 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3953 PR tree-optimization/23157
3954 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3955 before emitting them.
3957 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3959 PR tree-optimization/19899
3960 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3961 * tree-scalar-evolution.c: Include real.h.
3962 (add_to_evolution): Build constant -1 of correct type.
3964 2005-08-03 Jan Hubicka <jh@suse.cz>
3966 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3967 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3968 profile updating for complette unrolling.
3969 * loop-unroll.c (peel_loop_completely): Use it.
3970 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3971 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3974 2005-08-03 Paul Brook <paul@codesourcery.com>
3976 * combine.c (can_change_dest_mode): New function.
3977 (try_combine, simplify_set): Use it.
3979 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3981 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3984 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3986 * doc/install.texi (Specific): Adjust link to openavr.org.
3987 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3988 (Binaries): Adjust HP-UX Porting Center link.
3989 (Binaries): Adjust Free Software Foundation ordering link.
3991 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3993 * convert.c (convert_to_integer): Use fold_build1 instead of
3994 build1 when converting an integer to an integer.
3996 2005-08-02 Richard Henderson <rth@redhat.com>
3998 * combine.c (combine_instructions): Don't use reg_equal/equiv
3999 results if the mode doesn't match.
4001 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4003 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4004 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4006 2005-08-02 Richard Henderson <rth@redhat.com>
4009 * explow.c (memory_address): Remove special-case for
4010 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4012 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4015 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4016 number of calls to cleanup_tree_cfg_1.
4018 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4020 * doc/invoke.texi: document file extensions .F90 and .F95
4022 2005-08-02 Richard Guenther <rguenther@suse.de>
4024 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4025 positive if its first argument is positive.
4027 2005-08-02 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/23177
4030 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4033 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4035 PR tree-optimization/23129
4036 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4037 varying for divisions with anti-ranges.
4039 2005-08-02 Jan Hubicka <jh@suse.cz>
4041 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4042 * tree-ssa-threadupdate.c (thread_block): Add it here.
4044 2005-08-01 James E Wilson <wilson@specifix.com>
4046 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4047 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4048 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4050 * config/mips/predicates.md (const_call_insn_operand): Add check for
4051 SYMBOL_REF_LONG_CALL_P.
4052 * doc/extend.texi (long_call): Document the new attribute.
4054 2005-08-01 Ian Lance Taylor <ian@airs.com>
4055 Richard Henderson <rth@redhat.com>
4057 * Makefile.in (RTL_BASE_H): Add real.h.
4058 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4060 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4062 * rtl.c (rtl_check_failed_code_mode): New.
4063 * rtl.h (struct rtx_def): Add u.rv.
4064 (XCMWINT, XCNMPRV): New.
4065 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4066 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4068 2005-08-01 Richard Henderson <rth@redhat.com>
4070 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4071 with auto-inc codes.
4073 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4075 2005-08-01 Jan Hubicka <jh@suse.cz>
4077 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4078 * i386.c: Include dwarf2.h
4079 (asm_preferred_eh_data_format): New.
4080 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4082 2005-08-01 Ian Lance Taylor <ian@airs.com>
4084 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4085 randomize_va_space for virtual address randomization control.
4087 2005-08-01 Steven Bosscher <stevenb@suse.de>
4089 * common.opt (flag_ipa_cp): Put in right place to maintain
4092 2005-08-01 Jan Hubicka <jh@suse.cz>
4094 * profile.c (compute_value_histograms): Fix thinko.
4095 * value-prof.c: Include toplev.h
4096 (check_counter): New function.
4097 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4098 tree_mod_subtract_transform): Add sanity check.
4100 2005-08-01 Richard Guenther <rguenther@suse.de>
4102 PR tree-optimization/23133
4103 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4104 current functions parameter decls to find defs to cse
4107 2005-08-01 Richard Guenther <rguenther@suse.de>
4109 PR tree-optimization/23109
4110 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4111 If trapping math is in effect, use post-dominator information
4112 to check if we'd in any case reach a trapping point before
4113 doing the reciprocal insertion.
4114 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4115 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4116 expressions are invariant only if trapping math is not in effect.
4118 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4120 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4121 cgraph_function_versioning): New declarations.
4122 * cgraphunit.c: Add include to ipa-prop.h.
4123 (update_call_expr, cgraph_copy_node_for_versioning,
4124 cgraph_function_versioning): New functions.
4125 * integrate.c (copy_decl_for_inlining): Remove.
4126 * ipa-prop.h (ipa_replace_map): New struct.
4127 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4128 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4129 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4130 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4131 ipcp_iterate_stage, ipcp_method_scale_print,
4132 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4133 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4134 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4135 ipcp_update_bb_counts, ipcp_update_profiling,
4136 ipcp_update_edges_counts): New functions.
4137 (ipcp_method_cval_init): Remove restriction regarding local methods.
4138 (ipcp_init_stage): Add ipcp_method_compute_scale.
4139 (ipcp_insert_stage): Add versioning.
4140 (ipcp_structures_print): Add ipcp_method_scale_print.
4141 (ipcp_driver): Dump profiling info.
4142 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4143 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4144 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4145 (struct inline_data): Add versioning_p, ipa_info, new fields.
4146 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4147 declare_return_variable): Replace calls to copy_decl_for_inlining with
4149 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4151 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4152 Add argument VERSIONING.
4153 (copy_arguments_for_versioning, copy_static_chain,
4154 function_versionable_p, tree_versionable_function_p,
4155 tree_function_versioning, replace_ref_tree): New functions.
4156 * tree-inline.h: Include varray.h.
4157 (tree_versionable_function_p, tree_function_versioning,
4158 tree copy_decl_for_dup): New declarations.
4160 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4162 * ipa-cp.c: New file. Contains IPCP specific functionality.
4163 * ipa-prop.h: New file. Contains structures/definitions that can be
4164 used by several interprocedural data flow optimizations (and also IPCP).
4165 * ipa-prop.c: New file.
4166 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4167 * common.opt: Add ipa-cp flag.
4168 * timevar.def: Add IPCP optimization.
4169 * tree-optimize.c (init_tree_optimization_passes): Schedule
4171 * tree-pass.h (pass_ipa_cp): Declare.
4173 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4175 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4176 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4177 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4178 config/i386/i386.c, config/mips/mips.h,
4179 config/rs6000/rs6000.h, config/sh/sh.c,
4180 config/stormy16/stormy16.c: Fix comment typos.
4182 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4185 * c-typeck.c (build_binary_op): Use common_type wrapper on
4187 (common_type): Update comment.
4189 2005-07-31 Steven Bosscher <stevenb@suse.de>
4192 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4193 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4194 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4196 2005-07-31 Jan Hubicka <jh@suse.cz>
4198 * pretty-print.h (pp_widest_integer): New macro.
4199 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4202 2005-07-31 Jan Hubicka <jh@suse.cz>
4204 * output.h (enum section_category): Export from varasm.c
4205 (categorize_decl_for_section): Likewise.
4206 * varasm.c (enum section_category): Kill.
4207 (categorize_decl_for_section): Make global.
4208 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4210 * i386.c (ix86_section_threshold): New static variable.
4211 (ix86_in_large_data_p, ix86_encode_section_info,
4212 x86_64_elf_unique_section,
4213 x86_64_elf_select_section): New functions.
4214 (TARGET_ENCODE_SECTION_INFO): Define
4215 (override_options): Enable medium model for PIC.
4216 (ix86_expand_prologue): Expand gen_set_got_rex64.
4217 (legitimate_constant_p): Handle new UNSPECs.
4218 (legitimate_pic_address_disp_p): Likewise.
4219 (legitimize_pic_address): Lower MEDIUM model addressing.
4220 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4221 (enum cmodel): Add MEDIUM_PIC.
4222 (SYMBOL_REF_FAR_ADDR_P): New macro.
4223 (SYMBOL_FLAG_FAR_ADDR): New flag.
4224 * i386.md (movdi): Support medium model.
4225 (set_got_rex64): New pattern.
4226 * i386.opt (mlarge-data-threshold): New flag.
4227 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4228 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4229 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4230 TARGET_ASM_UNIQUE_SECTION): New.
4232 * invoke.texi (-mlarge_data_threshold): Document
4234 2005-07-31 Jan Hubicka <jh@suse.cz>
4236 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4237 (coalesce_vars): Likewise.
4238 * tree-ssa-live.c (coalesce_cost): New.
4239 (build_tree_conflict_graph): Use coalesce_cost.
4240 * tree-ssa-live.h (coalesce_cost): Declare.
4242 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4244 * arm.md (all peepholes for post-increment operations): Delete.
4245 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4246 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4247 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4248 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4249 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4251 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4253 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4256 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4259 * doc/invoke.texi: Document -rdynamic.
4261 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4264 * c-parser.c (c_parser_parms_list_declarator): Call
4265 mark_forward_parm_decls.
4266 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4267 decls with visibility structure.
4269 2005-07-30 Paul Brook <paul@codesourcery.com>
4271 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4273 2005-07-30 Paul Brook <paul@codesourcery.com>
4275 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4277 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4279 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4281 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4284 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4285 nested function declarators.
4286 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4287 (grokparms): Call warn_if_shadowing for parameters used within the
4289 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4290 not used within the parameter list.
4291 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4293 2005-07-30 Jan Hubicka <jh@suse.cz>
4295 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4296 * i386.c (ix86_fixup_binary_operands): Likewise.
4297 (ix86_expand_unary_operator): Likewise.
4298 (ix86_expand_fp_absneg_operator): Likewise.
4299 * optabs.c (expand_vec_cond_expr): Validate dest.
4301 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4304 * real.c (real_from_string): Also set last bit if there is a
4305 nonzero hex digit beyond GCC's internal precision after ".".
4307 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4309 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4310 define_constants. Change duplicate values to unassigned numbers.
4311 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4312 (*altivec_vspltsf): New.
4313 (altivec_vperm_v4sf): Delete.
4314 (altivec_vperm_<mode>): Use mode macro V.
4315 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4316 (altivec_predicate_v4sf): Delete.
4317 (altivec_predicate_<mode>): Use mode macro V.
4318 (*altivec_lvesfx): New.
4319 (*altivec_stvesfx): New.
4320 (vec_realign_load_v4sf): Delete.
4321 (vec_realign_load_<mode>): Use mode macro V.
4322 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4325 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4328 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4330 * configure: Regenerated.
4332 2005-07-29 Paul Brook <paul@codesourcery.com>
4334 * doc/install.texi: Add link to GFortran binaries wiki page.
4336 2005-07-29 David Ung <davidu@mips.com>
4338 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4339 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4340 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4341 * config/mips/mips.md (cpu): Add 5kf name.
4342 (includes): Includes 5k.md.
4343 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4344 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4347 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4350 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4351 (cleanup_tree_cfg): ... here.
4352 Call cleanup_tree_cfg_1 until there are no more cleanups to
4355 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4357 * tree-vrp.c (compare_range_with_value): Return true or false
4358 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4359 EQ_EXPR respectively.
4361 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4363 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4366 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4368 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4369 (tree_ssa_dominator_optimize): Increment it.
4370 (dump_dominator_optimization_stats): Print it.
4372 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4373 Steven Bosscher <stevenb@suse.de>
4375 PR rtl-optimization/23117
4376 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4377 when head == tail. Tidy comment.
4379 2005-07-28 Richard Henderson <rth@redhat.com>
4381 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4382 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4383 * jump.c (rtx_renumbered_equal_p): Likewise.
4384 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4385 CONST_INT and CONST_DOUBLE.
4386 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4387 * reload.c (operands_match_p): Special case CONST_INT and
4388 CONST_DOUBLE; check mode earlier.
4390 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4393 * c-typeck.c (convert_for_assignment): Do not check
4394 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4396 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4399 * c-typeck.c (composite_type): Prefer constant size arrays to
4402 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4405 * real.c (real_from_string): Set last bit if there is a nonzero
4406 hex digit beyond GCC's internal precision.
4408 2005-07-28 Richard Henderson <rth@redhat.com>
4411 * cfgcleanup.c (try_forward_edges): Watch out for end of
4414 2005-07-28 James E Wilson <wilson@specifixinc.com>
4417 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4419 2005-07-28 Jan Hubicka <jh@suse.cz>
4421 * Makefile.in (rtl-profile.o): Kill all traces of it.
4422 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4423 * coverage.h (rtl_coverage_counter_ref): Kill.
4424 * opts.c (flag_speculative_prefetching_set): Kill.
4425 (flag_loop_optimize_set): New.
4426 (common_handle_option): Disable loop optimizer when profiling;
4427 do not handle speculative prefetching.
4428 * passes.c (init_optimization_passes): Replace pass_profiling combo
4429 by branch_prob pass.
4430 * profile.c (compute_value_histograms): Update for simplified value
4432 (rtl_register_profile_hooks): Kill.
4433 (pass_profiling): Kill.
4434 (rest_of_handle_branch_prob): Do not profile.
4435 * toplev.c (process_options): Remove speculative prefetching.
4436 * toplev.h (flag_tree_based_profiling): Kill.
4437 * tree-profile.c (prepare_instrumented_value,
4438 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4439 tree_gen_one_value_profiler, do_tree_profiling): Update for
4440 simplified datastructures.
4441 * value-prof.c: Add comment that speculative prefetching was dropped;
4442 update rest of file for simplified datastructures.
4443 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4444 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4445 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4446 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4447 rtl_mod_subtract, gen_speculative_prefetch,
4448 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4449 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4450 (gate_handle_value_profile_transformations,
4451 rest_of_handle_value_profile_transformations,
4452 pass_value_profile_transformations): Kill.
4453 * value-prof.h (histogram_value_t): Remove IL based unions.
4454 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4455 rtl_profile_hooks): Remove hooks.
4457 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4459 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4460 (cgraph_clone_node): Likewise.
4461 * cgraph.h (cgraph_clone_edge): Update prototype.
4462 (cgraph_clone_node): Likewise.
4463 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4465 (lookup_recursive_calls): Consider profile.
4466 (cgraph_decide_recursive_inlining): Fix updating; use new
4467 probability argument; use profile.
4468 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4469 * tree-inline.c (copy_bb): Update clal of clone_edge.
4470 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4472 * invoke.texi (min-inline-recursive-probability): Document.
4474 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4476 * doc/install.texi (Configuration): Update Valgrind homepage.
4478 2005-07-28 Richard Henderson <rth@redhat.com>
4481 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4482 labels we want to delete.
4483 (cfg_layout_merge_blocks): Likewise.
4485 2005-07-28 Richard Henderson <rth@redhat.com>
4488 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4489 when expanding to nothing.
4491 2005-07-28 Josh Conner <jconner@apple.com>
4493 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4494 (cgraph_decide_inlining_of_small_functions): Likewise.
4496 2005-07-28 Josh Conner <jconner@apple.com>
4498 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4499 direction of badness if negative.
4500 (cgraph_default_inline_p): Add reason to parameters, and assign it
4502 (cgraph_decide_inlining_of_small_functions): New parameter in call
4503 to cgraph_default_inline_p.
4504 (cgraph_decide_inlining_incrementally): Likewise.
4505 * cgraphunit.c (decide_is_function_needed): Likewise.
4506 * cgraph.h (cgraph_default_inline_p): Likewise.
4508 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4510 * builtins.c: Fix comment typo(s).
4511 * genautomata.c: Likewise.
4512 * gimplify.c: Likewise.
4513 * tree-dfa.c: Likewise.
4514 * tree-flow-inline.h: Likewise.
4515 * tree-into-ssa.c: Likewise.
4516 * tree-ssa-alias.c: Likewise.
4517 * tree-ssa-ccp.c: Likewise.
4518 * tree-ssa-copy.c: Likewise.
4519 * tree-ssa-dce.c: Likewise.
4520 * tree-ssa-dom.c: Likewise.
4521 * tree-ssa-operands.c: Likewise.
4522 * tree-tailcall.c: Likewise.
4523 * tree-vectorizer.c: Likewise.
4524 * tree-vrp.c: Likewise.
4527 2005-07-28 Jeff Law <law@redhat.com>
4529 * tree-vrp.c (test_for_singularity): Extracted from ...
4530 (simplify_cond_using_ranges): Attempt to simplify a relational
4531 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4533 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4535 PR tree-optimization/22506
4536 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4537 phis whose argument is constant.
4539 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4541 PR rtl-optimization/18992
4542 Back out this patch:
4543 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4544 PR optimization/12142
4545 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4546 uses of the register in the SET_SRC. Remove unnecessary argument.
4548 Replace it with this:
4549 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4550 if flag_non_call_exceptions is set and the insn may trap, pass
4551 pc_rtx as dest for recursion.
4552 In SET_SRC part of SET case, if dest is already set, pass it down
4555 2005-07-28 Jan Hubicka <jh@suse.cz>
4557 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4558 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4559 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4561 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4562 profile when available.
4564 2005-07-28 Jan Beulich <jbeulich@novell.com>
4566 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4567 (ia64_print_operand): Describe and handle 'X'.
4568 (ia64_register_move_cost): Also handle FP_REGS.
4569 (ia64_preferred_reload_class): Likewise.
4570 (ia64_secondary_reload_class): Likewise.
4571 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4572 it. Also check for ITANIUM_CLASS_FLDP.
4573 * config/ia64/ia64.h (FP_REGNO_P): New.
4574 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4575 (reg_class): Add FP_REGS.
4576 (REG_CLASS_NAMES): Adjust for it.
4577 (REG_CLASS_CONTENTS): Likewise.
4578 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4579 (REG_CLASS_FROM_LETTER): Handle 'x'.
4580 (CLASS_MAX_NREGS): Handle FP_REGS.
4581 (MEMORY_MOVE_COST): Likewise.
4582 * config/ia64/ia64.md (itanium_class): Add fldp.
4583 (type): Handle fldp.
4584 (movti_internal): More allowable operand combinations. Use ldfp8 when
4585 splitting unnecessary. Remove predicable attribute. Adjust
4586 itanium_class attribute.
4587 (smuldi3_highpart): Remove outdated comment.
4588 (mulditi3, umulditi3, rotlti3): New expanders.
4589 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4590 (absti2): Disabled new insn for future reference.
4591 Respective new splitters.
4592 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4593 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4594 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4596 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4598 PR rtl-optimization/23047
4599 * simplify-rtx.c (simplify_const_relational_operation): Respect
4600 flag_wrapv for comparisons with ABS.
4602 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4604 PR tree-optimization/22493
4605 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4606 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4608 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4610 * config/frv/frv.opt (moptimize-membar): New.
4612 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4614 * config/frv/frv.h: Remove machine_function definition.
4616 * config/frv/frv.c (struct frv_io): New.
4617 (struct machine_function): Moved from frv.h. Add has_membar_p.
4618 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4619 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4620 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4621 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4622 (frv_reorg): Call frv_optimize_membar when appropriate.
4623 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4624 (frv_expand_builtin): Adjust calls accordingly.
4625 (frv_io_address_cookie): New function.
4626 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4627 load or store rather than a special insn. Add ccnstant address and
4628 io-type operands to the membar.
4629 (frv_ifcvt_modify_tests): Unsign regno.
4630 (frv_ifcvt_modify_tests): Same.
4632 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4633 UNSPEC_OPTIONAL_MEMBAR constant.
4634 (builtin_read_<mode>): Delete.
4635 (builtin_write_<mode>): Delete.
4636 ("optional_membar_<mode>"): Add operand.
4638 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4639 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4640 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4641 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4642 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4643 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4644 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4645 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4646 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4648 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4650 * df.c (df_uses_record): Handle SCRATCH.
4652 2005-07-28 Steven Bosscher <stevenb@suse.de>
4655 * passes.c (rest_of_decl_compilation): If decl is a type and
4656 we have encountered errors, don't emit debug information.
4658 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4660 * params.def: Fixed comment.
4662 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4665 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4666 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4667 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4669 2005-07-27 Steven Bosscher <stevenb@suse.de>
4672 * varasm.c (assemble_start_function): Don't do anything that may
4673 require a CFG if the current function is a thunk.
4675 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4677 * doc/install.texi (Prerequisites): Mention that perl is needed
4678 to do export control in libstdc++ targetting Darwin.
4680 2005-07-27 Steven Bosscher <stevenb@suse.de>
4682 PR rtl-optimization/17808
4683 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4684 (sched_insns_conditions_mutex_p): Split out from...
4685 (add_dependence): ...here. But don't call it from here.
4686 (add_dependence_list): Check sched_insns_conditions_mutex_p
4687 before calling add_dependence.
4688 (add_dependence_list_and_free): Likewise.
4689 (fixup_sched_groups): Likewise.
4690 (sched_analyze_1): Likewise.
4691 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4692 (sched_analyze): Likewise.
4693 (sched_analyze_insn): Likewise.
4694 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4695 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4696 dependencies on all COND_EXEC insns to jumps ending basic blocks
4697 when doing intrablock scheduling.
4698 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4700 2005-07-27 Jeff Law <law@redhat.com>
4702 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4703 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4704 equivalency sets, correctly handle the case were vr0 has an
4705 equivalency set, but vr1 does not.
4707 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4709 PR tree-optimization/23073
4710 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4711 vect_print_dump_info before fprintf.
4713 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4715 PR tree-optimize/22348
4716 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4717 Fold the partial computation.
4719 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4721 PR tree-optimization/22325
4722 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4724 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4726 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4727 (force_var_cost): ... this function.
4728 (compute_phi_arg_on_exit): Export.
4730 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4732 PR tree-optimization/20773
4733 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4736 2005-07-27 Richard Guenther <rguenther@suse.de>
4738 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4739 Avoid pushing again if current struct contains only
4740 fields we decomposed.
4742 2005-07-27 Jan Hubicka <jh@suse.cz>
4744 PR tree-optimization/22574
4745 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4748 * tree-tailcall.c (decrease_profile): New function.
4749 (eliminate_tail_call): Use it.
4751 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4752 visibility flags correctly in whole program mode.
4754 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4756 PR rtl-optimization/22472
4757 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4759 2005-07-26 Steven Bosscher <stevenb@suse.de>
4761 PR tree-optimization/22504
4762 * tree-complex.c (expand_complex_addition): Use 'code' instead
4763 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4765 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4767 * config.gcc (cpu_type): Add frv case.
4768 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4769 (supported_defaults): Add fr550 case.
4771 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4774 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4775 whether a pointer of type T * may point to objects of type T *.
4777 2005-07-26 DJ Delorie <dj@redhat.com>
4779 * configure: Regenerate.
4781 2005-07-26 Dale Johannesen <dalej@apple.com>
4783 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4785 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4787 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4788 Clarify use of "build" in name.
4790 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4792 * doc/extend.texi (Raw read/write Functions): New section.
4793 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4794 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4795 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4796 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4797 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4798 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4799 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4800 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4801 * config/frv/frv.c: Add bdesc_loads global.
4802 Add bdesc_stores global.
4803 (frv_init_builtins): Add support for __builtin_{read/write}*.
4804 (frv_volatile_memref): New.
4805 (frv_expand_load_builtin): New.
4806 (frv_expand_store_builtin): New.
4807 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4808 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4809 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4810 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4811 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4812 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4813 (builtin_read_<mode>): New.
4814 (builtin_write_<mode>): New.
4815 (builtin_write64): New.
4816 (optional_membar_<mode>): New.
4818 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4820 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4821 (rather than units) against HOST_BITS_PER_WIDE_INT.
4823 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4825 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4826 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4827 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4828 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4831 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4832 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4833 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4835 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4837 2005-07-26 Richard Guenther <rguenther@suse.de>
4839 PR tree-optimization/22486
4840 * fold-const.c (fold_unary): Fold away useless component
4841 references of the form (T *)&T.x, if the address
4844 2005-07-25 James E Wilson <wilson@specifixinc.com>
4846 * dwarf2out.c (add_call_src_coords_attributes): New.
4847 (gen_inlined_subroutine_die): Call it.
4848 (maybe_emit_file, init_file_table): Add comments.
4849 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4851 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4852 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4853 * tree.h (BLOCK_SOURCE_LOCATION): New.
4854 (struct tree_block): New field locus.
4856 2005-07-26 Andreas Schwab <schwab@suse.de>
4858 PR rtl-optimization/23043
4859 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4860 when allocating a struct unoccr.
4862 2005-07-25 Richard Henderson <rth@redhat.com>
4865 * tree-complex.c (gate_no_optimization): True if errors.
4866 * Makefile.in (tree-complex.o): Update dependencies.
4868 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4870 * config/frv/predicates.md (integer_register_operand): Use
4873 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4876 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4878 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4880 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4882 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4883 types when flag_unsafe_math_optimizations is true.
4885 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4887 * gcc.c (option_map): Add --sysroot.
4888 (process_command): Handle --sysroot.
4889 (display_help): Document it.
4890 * doc/cppopts.tex (-isysroot): Document.
4891 * doc/invoke.texi (--sysroot): Document.
4892 * doc/install.texi (--with-build-sysroot): Document.
4894 * Makefile.in (inhibit_libc): New variable.
4895 (INHIBIT_LIBC_CFLAGS): Likewise.
4896 (LIBGCC2_CFLAGS): Include
4897 $(INHIBIT_LIBC_CFLAGS).
4898 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4899 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4900 ($(T)crtend.o): Likewise.
4901 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4902 ($(T)crtendS.o): Likewise.
4903 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4904 ($(T)crtendT.o): Likewise.
4905 (stmp-fixinc): Do not complain about missing headers if
4907 * configure.ac (inhibit_libc): Set it to true/false.
4908 (--with-build-sysroot): New option. Use it to set
4910 * configure: Regenerated.
4912 2005-07-25 Manfred Hollstein <mh@suse.com>
4914 * calls.c (store_one_arg): Fix unsigned comparison warning.
4916 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4919 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4920 (ggc_print_statistics): Initialize variable before use.
4922 2005-07-25 Richard Guenther <rguenther@suse.de>
4924 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4925 calling with a PHI_NODE argument.
4927 * tree-flow-inline.h (overlap_subvar): Protect against
4930 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4932 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4933 * configure: Regenerate.
4935 2005-07-25 Ira Rosen <irar@il.ibm.com>
4937 * expr.c (highest_pow2_factor): Make extern.
4938 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4939 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4940 record_array_differ_p, array_ptr_differ_p): Likewise.
4941 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4942 additional cases. Call the above functions.
4943 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4944 base_object_differ_p when there are two base objects. Otherwise, compare
4945 base address and offset. Call may_alias_p.
4946 (dump_data_reference): Use a correct field name.
4947 (analyze_array): Make static. Initialize new data-ref fields.
4948 (analyze_indirect_ref): New function.
4949 (init_data_ref): Initialize new data-ref fields.
4950 (strip_conversion): Moved from tree-vect-analyze.c.
4951 (analyze_offset_expr, get_ptr_offset, address_analysis,
4952 object_analysis): Likewise.
4953 (analyze_offset): New function.
4954 (create_data_ref): Likewise.
4955 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4956 dimensions for ARRAY_REFs only.
4957 (build_classic_dist_vector): Make static.
4958 (access_functions_are_affine_or_constant_p): Call macro to get the
4959 address of access functions.
4960 (compute_all_dependences): Add new parameter
4961 compute_self_and_read_read_dependences. Compute self and read-read
4962 dependences if it is true.
4963 (find_data_references_in_loop): Call create_data_ref. Initialize new
4965 (compute_data_dependences_for_loop): Add new parameter
4966 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4967 compute nb_loops. Call compute_all_dependences,
4968 build_classic_dist_vector and build_classic_dir_vector with correct
4970 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4971 with correct parameters. Compare dimensions for ARRAY_REFs only.
4972 (free_data_refs): Call macro to free access functions.
4973 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4974 fields from stmt_vinfo.
4975 (struct base_object_info): New structure.
4976 (struct data_reference): Move fields to base_object_info. Add fields
4977 first_location and object_info for above structures. Move fields from
4978 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4979 aligned_to. Add macros to access the new fields.
4980 Update functions declarations.
4981 * tree-flow.h (is_aliased_with): Declare.
4982 * tree-loop-linear.c (linear_transform_loops): Call
4983 compute_data_dependences_for_loop with correct parameters.
4984 * tree-ssa-alias.c (is_aliased_with): New function.
4985 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4986 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4987 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4988 vect_base_addr_differ_p, compute_subscript_distance and
4989 build_classic_dist_vector. Add printings. Check absolute value of
4991 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4993 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4994 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4995 to bytes. Add printing.
4996 (vect_compute_data_refs_alignment): Go through loads and stores in one
4998 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4999 vect_analyze_data_ref_access): Likewise.
5000 (vect_analyze_pointer_ref_access): Remove.
5001 (vect_address_analysis, vect_object_analysis): Likewise.
5002 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5003 and analyze data-refs in the loop.
5004 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5005 fields of data-ref instead of stmt. Add init to the offset from the
5007 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5008 (vect_update_init_of_dr): Likewise.
5009 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5010 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5012 (new_loop_vec_info): Initialize new fields.
5013 (destroy_loop_vec_info): Free new fields.
5014 (vect_strip_conversion): Remove.
5015 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5016 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5017 datarefs. Add new field ddrs.
5018 Add macros for the new fields access.
5019 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5020 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5021 Remove their macros.
5022 * tree.h (highest_pow2_factor): Declare.
5024 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5026 * calls.c (store_one_arg): Check for sibling call MEM arguments
5027 from already clobbered incoming argument area.
5029 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5031 * c-common.c (check_missing_format_attribute): New.
5032 * c-common.h (check_missing_format_attribute): Likewise.
5033 * c-typeck.c (convert_for_assignment): Use it.
5035 2005-07-24 Andreas Schwab <schwab@suse.de>
5037 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5038 register use a word move. Correct operand of ext.w in 68000 code.
5040 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5042 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5043 variables as declarations, rather than definitions.
5045 2005-07-24 Ira Rosen <irar@il.ibm.com>
5047 PR tree-optimization/22526
5048 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5051 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5053 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5054 that C99 reserve for future use. Use it to define clog10,
5055 clog10f and clog10l.
5057 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5059 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5060 * configure.ac: Check for -Wmissing-format-attribute.
5062 * configure: Regenerate.
5064 2005-07-23 Richard Henderson <rth@redhat.com>
5066 PR tree-optimization/22623
5067 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5069 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5072 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5074 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5076 * Makefile.in (C_TREE_H): Update dependencies.
5077 * c-tree.h: Include toplev.h.
5078 * diagnostic.h (diagnostic_set_info): Add format attribute.
5079 * rtl-error.c (diagnostic_for_asm): Likewise.
5081 2005-07-23 Chao-ying Fu <fu@mips.com>
5083 * config/mips/mips-dsp.md: New file.
5084 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5085 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5087 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5088 MIPS_BUILTIN_BPOSGE32.
5089 (mips_expand_builtin_direct): Add one parameter to indicate that
5090 builtin functions need to return a value.
5091 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5093 (mips_regno_to_class): Add classes for 12 new DSP registers.
5094 (mips_subword): Change to check four HI registers.
5095 (mips_output_move): Output move to and from 6 new DSP accumulators.
5096 (override_options): Make sure -mdsp and -mips16 are not used together.
5097 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5099 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5101 (print_operand): Add 'q' for printing DSP accumulators.
5102 (mips_cannot_change_mode_class): Check ACC_REGS.
5103 (mips_secondary_reload_class): Check ACC_REGS.
5104 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5105 (mips_register_move_cost): Check ACC_REGS.
5106 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5107 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5108 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5109 (dsp_bdesc): New array.
5110 (bdesc_arrays): Add DSP builtin function table.
5111 (mips_prepare_builtin_arg): Check predicate again after
5113 (mips_expand_builtin): Add one more parameter to
5114 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5115 MIPS_BUILTIN_BPOSGE32.
5116 (mips_init_builtins): Initialize new function types.
5117 (mips_expand_builtin_direct): Check if builtin functions need to
5118 return a value and pass operands properly.
5119 (mips_expand_builtin_bposge): New function.
5120 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5121 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5122 (FIRST_PSEUDO_REGISTER): Increase to 188.
5123 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5124 Update for 12 new DSP registers.
5125 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5126 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5127 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5128 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5129 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5130 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5131 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5132 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5133 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5134 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5135 (REGISTER_NAMES): Add names for 12 new DSP registers.
5136 * config/mips/mips.md: Include mips-dsp.md.
5137 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5138 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5139 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5140 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5141 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5142 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5143 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5144 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5145 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5146 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5147 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5148 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5149 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5150 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5151 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5152 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5153 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5154 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5155 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5156 (UNSPEC_RDDSP): New constants.
5157 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5158 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5160 * config/mips/mips.opt (-mdsp): New option.
5161 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5162 (reg_imm10_operand): New predicates.
5163 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5164 * doc/invoke.texi (-mdsp): Document new option.
5166 2005-07-22 DJ Delorie <dj@redhat.com>
5168 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5170 * tree-inline.c (inlinable_function_p): Likewise.
5172 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5175 * toplev.c (check_global_declarations): Do not mark undefined
5176 variables as DECL_IGNORED_P.
5177 * varasm.c (first_global_object_name): GTY it.
5178 (weak_global_object_name): Likewise.
5179 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5180 a string to go into {weak,first}_global_object_name.
5182 2005-07-22 DJ Delorie <dj@redhat.com>
5184 * c-format.c (check_function_format): Change warning control
5185 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5187 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5189 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5190 &PTR->FLD a dereference of PTR.
5191 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5192 a potential dereference of PTR.
5194 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5196 PR rtl-optimization/20370
5197 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5198 call allocate_reg_info if necessary.
5200 PR rtl-optimization/21848
5201 * calls.c (emit_library_call_value_1): For const functions, add
5202 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5204 PR rtl-optimization/22445
5205 * cselib.c (target.h): Include.
5206 (rtx_equal_for_cselib_p): Allow commutative matches.
5207 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5208 Remove MODE parameter. Changed all callers.
5210 PR rtl-optimization/22258
5211 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5213 (try_combine): Use likely_spilled_retval_p.
5215 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5217 * config.gcc: Add crx-elf support.
5219 * doc/contrib.texi: Mention crx.
5220 * doc/extend.texi: Document crx extensions.
5221 * doc/install.texi: Document crx install.
5222 * doc/invoke.texi: Document crx options.
5223 * doc/md.texi: Document crx constraints.
5225 * config/crx/crx-protos.h: New file.
5226 * config/crx/crx.c: New file.
5227 * config/crx/crx.h: New file.
5228 * config/crx/crx.md: New file.
5229 * config/crx/crx.opt: New file.
5230 * config/crx/t-crx: New file.
5232 2005-07-22 Manfred Hollstein <mh@suse.com>
5234 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5236 (int_add_graph_edge): Likewise.
5237 (collapse_nodes): Likewise.
5238 (process_unification_queue): Likewise.
5240 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5241 Laurent GUERBY <laurent@guerby.net>
5243 PR tree-optimization/22336
5244 * function.c (record_block_change): Check for
5245 cfun->ib_boundaries_block.
5247 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5249 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5250 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5252 2005-07-21 DJ Delorie <dj@redhat.com>
5254 * toplev.c (warn_deprecated_use): Add warning control to warning
5256 * c-typeck.c (parser_build_binary_op): Likewise.
5257 (c_finish_if_stmt): Likewise.
5258 * c-common.c (check_function_sentinel): Likewise.
5259 (check_nonnull_arg): Likewise.
5261 2005-07-21 Richard Henderson <rth@redhat.com>
5264 * tree-complex.c (complex_ssa_name_components): New.
5265 (cvc_lookup): Allow entry not found.
5266 (create_components): Remove.
5267 (create_one_component_var, get_component_var): New.
5268 (get_component_ssa_name, set_component_ssa_name): New.
5269 (extract_component): Use get_component_ssa_name.
5270 (update_complex_components): Use set_component_ssa_name.
5271 (update_complex_components_on_edge): Likewise.
5272 (update_phi_components): Create new PHI nodes directly, instead
5273 of adding insns to edges.
5274 (tree_lower_complex): Allocate and free complex_variable_components
5275 and complex_ssa_name_components here.
5277 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5279 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5280 revert to returning false.
5282 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5285 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5287 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5290 * config/i386/i386.md (cmpxf): Change operand constraints
5291 to "nonmemory_operand".
5293 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5295 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5297 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5300 * fold-const.c (fold_build1): Add checksum for the operands.
5301 (fold_build2): Likewise.
5302 (fold_build3): Likewise.
5304 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5307 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5309 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5311 * common.opt (-fforward-propagate): Committed by mistake,
5314 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5316 * reg-stack.c: Fix comment typo(s).
5317 * tree-ssa-operands.c: Likewise.
5318 * tree-vectorizer: Likewise.
5320 2005-07-21 Nick Clifton <nickc@redhat.com>
5322 * config/sh/symbian.c: Replace C++ style line comments with C
5323 style line comments.
5324 (symbian_add_attribute): Do not use a ? operator on the LHS of
5326 (sh_symbian_handle_dll_attribute): Change the type of the
5327 method vector to "VEC(tree,gc)*" and use vector accessor
5328 macros to walk over the elements.
5329 (symbian_export_vtable_and_rtti_p): Likewise.
5330 (symbian_class_needs_attribute_p): Likewise.
5332 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5335 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5336 initialize targetm.resolve_overloaded_builtin here.
5337 (altivec_expand_overloaded_builtin): Make it non-static.
5338 * config/rs6000/rs6000-protos.h
5339 (altivec_expand_overloaded_builtin): New prototype.
5340 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5341 targetm.resolve_overloaded_builtin here.
5342 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5344 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5345 Zdenek Dvorak <dvorakz@suse.cz>
5347 PR tree-optimization/19210
5348 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5350 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5351 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5352 rely on unproven assumptions.
5353 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5354 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5355 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5356 to number_of_iterations_exit.
5357 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5358 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5359 * tree-ssa-loop-niter.c (find_loop_niter,
5360 estimate_numbers_of_iterations_loop): Likewise.
5361 (number_of_iterations_exit): Honor the new options.
5362 * doc/invoke.texi (Wunsafe-loop-optimizations,
5363 funsafe-loop-optimizations): Document them.
5365 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5367 PR rtl-optimization/22167
5368 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5370 2005-07-20 Adam Nemet <anemet@lnxw.com>
5372 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5373 __do_global_dtors_aux longcall.
5375 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5377 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5378 (old_special_pred_table): Don't reference
5379 SPECIAL_MODE_PREDICATES.
5380 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5381 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5382 * config/sh/predicates.h: Don't mention
5383 SPECIAL_MODE_PREDICATES.
5384 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5387 2005-07-20 DJ Delorie <dj@redhat.com>
5389 * config.gcc: Add m32c-elf support.
5391 * doc/contrib.texi: Mention m32c.
5392 * doc/extend.texi: Document m32c extensions.
5393 * doc/install.texi: Mention m32c.
5394 * doc/invoke.texi: Document m32c options.
5395 * doc/md.texi: Document m32c constraints.
5397 * config/m32c/addsub.md: New file.
5398 * config/m32c/bitops.md: New file.
5399 * config/m32c/cond.md: New file.
5400 * config/m32c/jump.md: New file.
5401 * config/m32c/m32c-lib1.S: New file.
5402 * config/m32c/m32c-lib2.c: New file.
5403 * config/m32c/m32c-modes.def: New file.
5404 * config/m32c/m32c-pragma.c: New file.
5405 * config/m32c/m32c-protos.h: New file.
5406 * config/m32c/m32c.abi: New file.
5407 * config/m32c/m32c.c: New file.
5408 * config/m32c/m32c.h: New file.
5409 * config/m32c/m32c.md: New file.
5410 * config/m32c/m32c.opt: New file.
5411 * config/m32c/minmax.md: New file.
5412 * config/m32c/mov.md: New file.
5413 * config/m32c/muldiv.md: New file.
5414 * config/m32c/predicates.md: New file.
5415 * config/m32c/prologue.md: New file.
5416 * config/m32c/shift.md: New file.
5417 * config/m32c/t-m32c: New file.
5419 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5421 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5422 (stack_protect_set, stack_protect_test): New expanders.
5423 (stack_protect_set_si, stack_protect_set_si_media,
5424 stack_protect_set_di_media, stack_protect_test_si,
5425 stack_protect_test_si_media, stack_protect_test_di_media):
5428 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5430 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5432 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5434 * tree.h (tree_expr_nonzero_p): Export.
5435 * fold-const.c (tree_expr_nonzero_p): Likewise.
5436 Return true for CALL_EXPRs that are alloca calls.
5437 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5439 * tree-flow.h (expr_computes_nonzero): Remove.
5440 * tree-vrp.c (expr_computes_nonzero): Remove.
5441 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5442 (extract_range_from_unary_expr): Likewise.
5443 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5444 tree_expr_nonzero_p.
5446 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5448 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5449 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5450 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5451 All callers changed.
5452 (frame_related_constant_load): New arg "related" which controls
5453 setting of RTX_FRAME_RELATED_P. All callers changed.
5454 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5455 (bfin_expand_prologue): Add stack limit checking.
5456 * config/bfin/bfin.md (trapifcc): New pattern.
5458 * config/bfin/bfin.c: Include "langhooks.h".
5459 (def_builtin): Go through lang_hooks to call builtin_function.
5461 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5462 * config/bfin/predicates.md (symbol_ref_operand): New.
5463 (call_insn_operand): Delete. All callers changed to use
5464 register_no_elim_operand.
5465 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5467 (function_arg): Use it to generate the call's operand 2.
5468 (bfin_longcall_p): New function.
5469 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5470 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5471 determine if the address needs to be in a REG.
5472 (bfin_handle_longcall_attribute): New function.
5473 (bfin_attribute_table): Add "longcall" and "shortcall".
5474 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5475 (CUMULATIVE_ARGS): New member call_cookie.
5476 (PREDICATE_CODES): Add symbol_ref_operand.
5477 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5478 extra USE to the pattern.
5479 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5480 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5481 sibcall_value_insn; now the new patterns handle direct calls and the
5482 old ones indirect calls.
5483 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5485 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5487 * doc/trouble.texi: Update section on handling of empty loops.
5489 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5491 * config.gcc: Remove support for sparc-*-openbsd*,
5492 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5494 * config.host: Remove support for i860-*-sysv4* as a host.
5495 * config/i860/*, config/ip2k/*, config/ns32k/*,
5496 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5497 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5498 mention obsolete ports.
5500 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5502 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5504 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5505 of frame_pointer_rtx.
5506 (sh_expand_epilogue): Likewise.
5507 (sh_set_return_address): Likewise.
5508 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5509 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5510 offsets from FRAME_POINTER_REGNUM.
5511 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5512 (sh_register_names): Add initializer for sfp.
5513 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5514 (VALID_REGISTER_P): Likewise.
5515 (FIRST_PSEUDO_REGISTER): Update.
5516 (DWARF_FRAME_REGISTERS): Define.
5517 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5518 (HARD_FRAME_POINTER_REGNUM): Define.
5519 (FRAME_POINTER_REGNUM): Redefine.
5520 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5521 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5522 from FRAME_POINTER_REGNUM.
5523 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5524 FRAME_POINTER_REGNUM.
5525 (REG_CLASS_CONTENTS): Add sfp.
5526 (REG_ALLOC_ORDER): Likewise.
5527 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5528 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5529 of frame_pointer_rtx.
5530 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5532 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5534 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5535 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5536 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5538 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5541 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5543 Make CONSTRUCTOR use VEC to store initializers.
5544 * c-common.c (complete_array_type): Update to cope with VEC in
5546 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5547 (pp_c_constructor_elts): New function.
5548 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5549 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5550 struct constructor_stack, struct initializer_stack,
5551 constructor_elements, push_init_level, pop_init_level,
5552 add_pending_init, find_init_member, output_init_element): Update to
5553 cope with VEC in CONSTRUCTOR_ELTS.
5554 * coverage.c (build_fn_info_value, build_ctr_info_value,
5555 build_gcov_info): Likewise.
5556 * expr.c (categorize_ctor_elements_1, store_constructor,
5557 expand_expr_real_1): Likewise.
5558 * fold-const.c (fold_ternary): Likewise.
5559 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5560 gimplify_init_constructor, gimplify_expr): Likewise.
5561 * tree-dump.c (dequeue_and_dump): Likewise.
5562 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5564 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5566 * tree-sra.c (generate_element_init_1): Likewise.
5567 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5568 * tree-ssa-operands.c (get_expr_operands): Likewise.
5569 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5570 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5571 (get_initial_def_for_reduction): Likewise.
5572 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5573 value handle in annotations.
5574 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5575 tree_node_structure): Add support for constr_kind.
5576 (build_vector_from_ctor, build_constructor_single,
5577 build_constructor_from_list): New functions.
5578 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5579 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5580 Update to cope with VEC in CONSTRUCTOR_ELTS.
5581 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5582 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5583 CONSTRUCTOR_APPEND_ELT): New macros.
5584 (struct constructor_elt, struct tree_constructor): New data types.
5585 (union tree_node): Add tree_constructor field.
5586 * treestruct.def: Define TS_CONSTRUCTOR.
5587 * varasm.c (const_hash_1, compare_constant, copy_constant,
5588 compute_reloc_for_constant, output_addressed_constants,
5589 initializer_constant_valid_p, output_constant,
5590 array_size_for_constructor, output_constructor): Update to cope with
5591 VEC in CONSTRUCTOR_ELTS.
5592 * vec.h (VEC_empty, VEC_copy): New macros.
5594 2005-07-19 Devang Patel <dpatel@apple.com>
5596 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5598 2005-07-19 Richard Henderson <rth@redhat.com>
5601 * gimplify.c (gimplify_expr): Use main variant type for the temp
5602 destination for a discarded volatile read.
5603 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5604 casts between non-void types that change volatility.
5606 2005-07-15 DJ Delorie <dj@redhat.com>
5608 * toplev.h: Add comment about the first parameter for warning().
5609 * errors.h: Likewise.
5611 * c.opt (Wpragmas): New.
5612 * doc/invoke.texi: Document it.
5614 * function.c (do_warn_unused_parameter): Add warning control to
5616 * c-decl.c (warn_if_shadowing): Likewise.
5617 * c-lex.c (cb_def_pragma): Likewise.
5618 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5619 (pop_alignment): Likewise.
5620 (handle_pragma_pack): Likewise.
5621 (apply_pragma_weak): Likewise.
5622 (handle_pragma_weak): Likewise.
5623 (handle_pragma_redefine_extname): Likewise.
5624 (add_to_renaming_pragma_list): Likewise.
5625 (handle_pragma_extern_prefix): Likewise.
5626 (maybe_apply_renaming_pragma): Likewise.
5627 (handle_pragma_visibility): Likewise.
5629 * config/c4x/c4x-c.c (BAD): Likewise.
5630 (c4x_parse_pragma): Likewise.
5631 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5632 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5633 (rs6000_pragma_longcall): Likewise.
5634 * config/v850/v850-c.c (pop_data_area): Likewise.
5635 (ghs_pragma_section): Likewise.
5636 (ghs_pragma_section): Likewise.
5637 (ghs_pragma_interrupt): Likewise.
5638 (ghs_pragma_starttda): Likewise.
5639 (ghs_pragma_startsda): Likewise.
5640 (ghs_pragma_startzda): Likewise.
5641 (ghs_pragma_endtda): Likewise.
5642 (ghs_pragma_endsda): Likewise.
5643 (ghs_pragma_endzda): Likewise.
5645 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5646 Kenneth Zadeck <zadeck@naturalbridge.com>
5648 * Makefile.in: Removed tree-promote-statics.c
5649 * tree-promote-statics.c: Removed.
5650 * common.opt: Removed flag-promote-statics.
5652 * passes.c: Removed tree-promote-statics pass.
5653 * tree-pass.h: Ditto.
5654 * timevar.def: Removed TV_PROMOTE_STATICS.
5657 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5659 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5661 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5663 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5666 * c-common.c (check_function_arguments): Call
5667 'check_function_format' if either -Wformat or
5668 -Wmissing-format-attribute are specified.
5669 * c-format.c (check_function_format): Check -Wformat before
5670 calling 'check_format_info'.
5671 * c-opts.c (c_common_post_options): Don't warn for
5672 -Wmissing-format-attribute without -Wformat.
5673 * c-typeck.c (convert_for_assignment): Detect additional cases for
5674 -Wmissing-format-attribute.
5675 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5678 2005-07-19 Richard Guenther <rguenther@suse.de>
5680 * config/i386/i386.md (lrint<mode>2): Use temporary
5681 instead of clobbering non-existent memory.
5683 2005-07-19 Nick Clifton <nickc@redhat.com>
5685 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5686 statement to avoid displaying ASCII control characters.
5688 2005-07-19 Ben Elliston <bje@au.ibm.com>
5690 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5691 * cfganal.c (find_edge_index): Ditto.
5692 * combine.c (combine_instructions): Ditto.
5693 * ddg.c (create_scc): Ditto.
5694 (find_successors): Ditto.
5695 (find_predecessors): Ditto.
5696 (find_nodes_on_paths): Ditto.
5697 (longest_simple_path): Ditto.
5698 * flow.c (update_life_info): Ditto.
5699 (count_or_remove_death_notes): Ditto.
5700 (clear_log_links): Ditto.
5701 * modulo-sched.c (generate_reg_moves): Ditto.
5702 (find_max_asap): Ditto.
5703 (find_max_hv_min_mob): Ditto.
5704 (find_max_dv_min_mob): Ditto.
5705 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5706 * sched-rgn.c (extract_edgelst): Ditto.
5707 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5708 (dump_update_ssa): Ditto.
5709 (ssa_names_to_replace) Ditto.
5710 (switch_virtuals_to_full_rewrite): Ditto.
5711 (update_ssa): Ditto.
5712 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5714 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5716 Fix PR tree-optimization/22483
5718 * tree-complex.c (create_components): Use
5719 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5720 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5721 * tree-flow.h (safe_referenced_var_iterator): New structure.
5722 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5723 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5724 safe_referenced_var iterator.
5725 (add_type_alias): Ditto.
5727 2005-07-19 Steven Bosscher <stevenb@suse.de>
5729 * loop-init.c (rest_of_handle_loop2): Remove.
5730 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5731 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5732 (pass_rtl_loop_init, pass_rtl_loop_done,
5733 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5734 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5735 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5736 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5737 pass_tree_loop_done, and pass_tree_unswitch.
5738 (gate_loop): Rename to gate_tree_loop.
5739 * passes.c (init_optimization_passes): Update for renamed tree
5740 loop passes. Add the new loop2 passes as subpasses of loop2.
5741 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5742 Update for the renamed tree loop passes.
5744 2005-07-18 Ian Lance Taylor <ian@airs.com>
5747 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5748 blocks when optimizing.
5750 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5752 * common.opt (frename-registers): Initialize to 2.
5754 (fgcse-after-reload): Ditto.
5755 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5756 (process_options): Only change flag_web, flag_rename_registers,
5757 and flag_rerun_cse_after_loop if not explicitly set by user.
5759 2005-07-18 Jan Beulich <jbeulich@novell.com>
5761 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5762 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5763 in 64-bit mode the same as DImode in 32-bit mode.
5764 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5765 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5766 mode. Add new mode parameter.
5767 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5768 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5769 x86_64_shift_adj): New expanders.
5770 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5771 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5773 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5774 DImode shift splitters.
5775 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5776 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5779 2005-07-18 Jan Beulich <jbeulich@novell.com>
5781 * i386.md (movdi_extzv_1): New.
5782 (zero_extendhidi2): Combine alternatives and never force use of
5784 (zero_extendqidi2): Likewise. Don't restrict input selection.
5786 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5788 Fix PR tree-optimization/22531
5789 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5792 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5794 * tree-promote-statics.c (pass_promote_statics): Change dump file
5797 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5799 * tree-optimize.c (init_tree_optimization_passes): Add
5800 pass_eliminate_useless_stores pass.
5801 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5802 * tree-ssa-pre.c (is_copy_stmt): New function.
5803 (follow_copies_till_vuse): Ditto.
5804 (do_eustores): Ditto.
5805 (gate_eustores): Ditto.
5807 2005-07-16 Richard Henderson <rth@redhat.com>
5809 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5811 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5812 Kenneth Zadeck <zadeck@naturalbridge.com>
5814 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5815 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5816 ipa-type-escape.h, tree-promote-statics.c
5817 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5818 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5819 tree-promote-statics.c: new files.
5820 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5821 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5822 int nonlocal_set_p, mark_constant_function): Deleted.
5823 (rest_of_handle_cfg): Removed call to mark_constant_function.
5824 (nonoverlapping_component_refs_p): Added calls to support
5825 type based aliasing.
5826 * tree-ssa-alias.c (may_alias_p,
5827 compute_flow_insensitive_aliasing): Ditto.
5828 * calls.c (flags_from_decl_or_type): Removed reference to
5830 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5831 too many arguments. This is necessary for Spec 2000.
5832 * cgraph.h (const_function, pure_function): Removed.
5833 * common.opt: Added "fipa-pure-const", "fipa-reference",
5834 "fipa-type-escape", and "ftree-promote-static".
5836 * passes.c: Added ipa and tree-promote-statics passes.
5837 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5838 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5839 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5840 * tree-flow.h: Added exposed sra calls and addition of
5841 reference_vars_info field for FUNCTION_DECLS.
5842 * tree-pass.h: Added passes.
5843 * tree-sra.c: (sra_init_cache): New function.
5844 (sra_insert_before, sra_insert_after) Made public.
5845 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5847 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5848 aliasing. (may_alias_p): Added code to use type escape analysis to
5850 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5851 code to prune clobbers of static variables based on information
5852 produced in ipa-reference pass. Changed call clobbering so that
5853 statics are not marked as clobbered if the call does not clobber
5856 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5858 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5861 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5863 * doc/install.texi (*-*-solaris2*): Document recommended version
5864 of GNU binutils and mention GNU linker problem on Solaris 10.
5866 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5869 * c-decl.c (c_build_bitfield_integer_type): New function.
5870 (finish_struct): Call it.
5871 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5873 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5875 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5878 2005-07-16 Jan Hubicka <jh@suse.cz>
5880 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5881 (scale_bbs_frequencies_int): Watch roundoff errors.
5882 * predict.c (return_prediction): Initialize return_stmt.
5884 2005-07-16 Jan Hubicka <jh@suse.cz>
5886 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5887 after RTL profiling.
5889 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5892 * fold-const.c (build_range_check): Convert high/low to etype
5893 if we are only comparing against exp.
5895 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5897 Fix PR tree-optimization/22376
5898 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5900 (need_to_solve): New function.
5901 (compute_points_to_sets): Use it.
5903 2005-07-15 Jan Hubicka <jh@suse.cz>
5905 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5906 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5908 2005-07-15 Richard Guenther <rguenther@suse.de>
5910 * c-common.c (handle_flatten_attribute): New function.
5911 Add flatten function attribute.
5912 * doc/extend.texi: Document flatten function attribute.
5913 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5914 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5916 (cgraph_decide_inlining): Handle functions with flatten
5919 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5921 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5922 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5923 UNSPEC_XCHG, UNSPEC_AND): New.
5924 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5925 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5926 * config/rs6000/sync.md (FETCHOP): New code macro.
5927 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5929 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5930 (sync_compare_and_swap<mode>): Same.
5931 (sync_lock_test_and_set<mode>): Same.
5932 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5933 for QImode and HImode, and not PPC405.
5934 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5935 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5936 (sync_<fetchop>{si,di}_internal): New.
5937 (sync_nand{si,di}_internal): New.
5938 (sync_old_<fetchop>{si,di}_internal): New.
5939 (sync_old_nand{si,di}_internal): New
5940 (sync_new_<fetchop>{si,di}_internal): New.
5941 (sync_new_nand{si,di}_internal): New.
5942 (atomic_and{si,di}): New.
5943 (sync_new_nand{si,di}_internal): New.
5944 (atomic_and{si,di}): New.
5945 (sync_add<mode>_internal): Delete.
5946 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5947 (sync_sub<mode>_internal): Delte.
5948 (sync_subshort_internal): New.
5949 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5950 (sync_anddi_internal): Delete.
5951 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5952 (sync_booldi_internal): Delete.
5953 (sync_boolc<mode>_internal): Delete.
5954 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5955 (sync_boolc<mode>_internal2): Delete.
5956 (sync_boolcc<mode>_internal): Delete.
5957 (isync, lwsync): Use unspec instead of unspec_volatile.
5958 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5959 Revert UNSPEC_VOLATILE.
5960 (rs6000_split_atomic_op): New.
5961 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5963 2005-07-14 Eric Christopher <echristo@redhat.com>
5965 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5966 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5968 2005-07-14 Eric Christopher <echristo@redhat.com>
5970 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5972 2005-07-14 Steven Bosscher <stevenb@suse.de>
5974 PR tree-optimization/22230
5975 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5976 the computation of the four cross productions for "range op range".
5978 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5979 Ulrich Weigand <uweigand@de.ibm.com>
5982 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5985 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5987 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5989 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5991 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5993 2005-07-14 Richard Guenther <rguenther@suse.de>
5996 * config/i386/i386-protos.h (ix86_function_value): Change
5997 prototype to match new target hook.
5998 * config/i386/i386.c (ix86_value_regno): Change prototype
5999 to take extra type argument.
6000 (TARGET_FUNCTION_VALUE): Define.
6001 (ix86_function_ok_for_sibcall): Pass extra argument to
6002 ix86_value_regno, check return slot rtx for exact match.
6003 (ix86_function_value): Take extra parameter. Dispatch to
6004 ix86_value_regno with fndecl/fntype as provided.
6005 (ix86_value_regno): Handle extra type argument.
6006 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6008 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6009 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6010 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6011 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6012 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6014 2005-07-14 Richard Guenther <rguenther@suse.de>
6016 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6017 * calls.c (expand_call): Pass fntype to hard_function_value.
6018 (emit_library_call_value_1): Likewise.
6019 * explow.c: Include target.h.
6020 (hard_function_value): Take extra argument, the fntype.
6021 Use new target hook for function_value.
6022 * expr.h (hard_function_value): Change prototype.
6023 * function.c (aggregate_value_p): Pass 0 as fntype to
6024 hard_function_value.
6025 (assign_parms): Use new target hook for function_value.
6026 Pass 0 as fntype to hard_function_value.
6027 (expand_function_end): Likewise.
6028 * reg-stack.c: Include target.h.
6029 (stack_result): Use new target hook for function_value.
6030 * target-def.h: New target hook function_value.
6031 * target.h: Likewise.
6032 * targhooks.c (default_function_value): New function.
6033 * targhooks.h (default_function_value): Declare.
6035 2005-07-13 Ian Lance Taylor <ian@airs.com>
6037 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6039 2005-07-14 Jan Hubicka <jh@suse.cz>
6041 * tree-dfa.c (dump_variable): Use default_def function.
6042 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6043 * tree-ssa.c (verify_use): Likewise.
6044 * tree-ssanames.c (release_ssa_name): Likewise.
6045 * tree-tailcall.c (eliminate_tail_call): Likewise.
6046 (tree_optimize_tail_calls_1): Likewise.
6047 * tree-vrp.c (get_value_range): Likewise.
6049 2005-07-14 Ben Elliston <bje@au.ibm.com>
6051 * gcc.c (main): Compare language[0] with '*' when iterating over
6054 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6056 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6057 "s390_emit_compare". Add handling of CCZ1mode.
6058 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6059 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6061 (s390_branch_condition_mask): Add CCZ1mode handling.
6062 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6063 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6064 Use CCZ1mode instead of CCZmode.
6065 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6067 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6069 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6071 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6073 2005-07-13 Eric Christopher <echristo@redhat.com>
6075 * config/mips/mips.c (mips_canonicalize_comparison): New.
6076 (mips_emit_int_relational): Use.
6078 2005-07-13 Eric Christopher <echristo@redhat.com>
6080 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6082 * config/s390/s390.md: Include tpf.md. Move tpf specific
6084 * config/s390/tpf.md: To here.
6085 * config/s390/s390.opt: Move tpf specific options...
6086 * config/s390/tpf.opt: to here. Add mmain option.
6087 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6088 * config/s390/tpf.h: Rewrite.
6090 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6092 * doc/tm.texi: Remove @xref{Cross-profiling}.
6094 2005-07-13 Jeff Law <law@redhat.com>
6096 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6097 expressions, test their _DECL operands for pointer equality rather
6098 than using operand_equal_p.
6100 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6102 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6103 (TARGET_POSIX_IO): This.
6104 * config/darwin.h: Likewise.
6105 * config/freebsd.h: Likewise.
6106 * config/linux.h: Likewise.
6107 * config/lynx.h: Likewise.
6108 * config/netbsd.h: Likewise.
6109 * config/rs6000/linux64.h: Likewise.
6110 * config/rs6000/linux.h: Likewise.
6111 * config/s390/tpf.h: Likewise.
6112 * config/sh/embed-elf.h: Likewise.
6113 * config/sparc/linux64.h: Likewise.
6114 * config/sparc/linux.h: Likewise.
6115 * config/svr4.h: Likewise.
6116 * gcov-io.h: Likewise.
6118 * doc/tm.texi: Updated.
6120 * libgcov.c (create_file_directory): Defined only if
6121 TARGET_POSIX_IO is defined.
6122 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6125 2005-07-13 Jan Hubicka <jh@suse.cz>
6127 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6129 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6131 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6132 structure as argument.
6134 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6136 PR tree-optimization/21921
6137 * tree-iterator.c (tsi_link_before): Support the case when
6138 tsi_end_p (tsi) == true.
6140 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6142 PR tree-optimization/22442
6143 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6146 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6148 PR rtl-optimization/20376
6149 * toplev.c (process_options): Enable -fweb and -frename-registers when
6151 * doc/invoke.texi: Update the information about when -fweb and
6152 -frename-registers are enabled.
6154 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6157 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6158 if *rhs_p is not a SSA_NAME.
6160 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6162 Fix PR tree-optimization/22422
6163 * tree-ssa-structalias.c (struct variable_info): Add flag for
6165 (get_varinfo): Now a static function.
6166 (new_varinfo): init has_union and is_special_var to false.
6167 (solution_set_add): Check has_union.
6168 (do_da_constraint): Move temporary variable so it gets reset
6170 Also check for special variable.
6171 (do_ds_constraint): Ditto.
6172 (do_sd_constraint): Ditto.
6173 (do_structure_copy): Check for special variable.
6174 (find_func_aliases): Ditto.
6175 (init_base_vars): Set special vars properly.
6177 2005-07-13 Jan Hubicka <jh@suse.cz>
6179 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6182 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6183 (get_expr_operands): Fix thinko wrt flags and subvars.
6185 PR tree-optimize/22379
6186 * tree-inline.c (expand_call_inline): Do not output sorry in early
6189 2005-07-12 Dale Johannesen <dalej@apple.com>
6191 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6193 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6196 * host-linux.h: Include limits.h.
6198 2005-07-12 Dale Johannesen <dalej@apple.com>
6200 * expr.c (compress_float_constant): Add cost check.
6201 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6203 2005-07-12 Dale Johannesen <dalej@apple.com>
6205 * gcc.target/i386/compress-float-sse.c: New.
6206 * gcc.target/i386/compress-float-sse-pic.c: New.
6207 * gcc.target/i386/compress-float-387.c: New.
6208 * gcc.target/i386/compress-float-387-pic.c: New.
6209 * gcc.dg/compress-float-ppc.c: New.
6210 * gcc.dg/compress-float-ppc-pic.c: New.
6212 2005-07-12 Eric Christopher <echristo@redhat.com>
6214 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6216 * config/s390/s390.md: Include tpf.md. Move tpf specific
6218 * config/s390/tpf.md: To here.
6219 * config/s390/s390.opt: Move tpf specific options...
6220 * config/s390/tpf.opt: to here. Add mmain option.
6221 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6222 * config/s390/tpf.h: Rewrite.
6224 2005-07-12 Eric Christopher <echristo@redhat.com>
6226 * gcc.c (struct infile): Update comment for language.
6227 (main): Rewrite input file resetting code.
6229 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6232 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6233 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6234 (lookup_avail_expr): Use constant_boolean_node instead
6235 of boolean_false_node/boolean_true_node.
6237 2005-07-12 Ben Elliston <bje@au.ibm.com>
6239 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6240 and use it when printing num_edges.
6242 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6244 * doc/extend.texi (Blackfin Built-in Functions): New section.
6245 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6248 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6250 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6251 s/cmpstrsi/cmpstrnsi
6252 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6254 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6255 (init_optabs): Initialize cmpstrn_optab.
6256 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6257 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6258 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6259 * config/i386/i386.md: s/cmpstr/cmpstrn
6260 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6261 * doc/md.texi: Update documentation.
6263 2005-07-11 Richard Henderson <rth@redhat.com>
6265 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6266 build_va_arg_indirect_ref.
6267 (alpha_gimplify_va_arg): Likewise.
6268 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6269 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6270 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6271 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6272 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6273 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6275 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6277 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6279 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6280 * passes.c (init_optimization_passes): Add pass_empty_loop.
6281 * tree-pass.h (pass_empty_loop): Declare.
6282 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6283 try_remove_empty_loop, remove_empty_loops): New functions.
6284 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6285 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6287 2005-07-12 Peter Barada <peter@the-baradas.com>
6291 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6292 in address registers.
6293 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6294 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6295 alternative of addsi3_5200.
6297 2005-07-11 Ian Lance Taylor <ian@airs.com>
6299 * config/mips/mips.md (ffs<mode>2): Remove.
6301 2005-07-11 Ian Lance Taylor <ian@airs.com>
6303 * doc/tree-ssa.texi (Cleanups): Improve description of
6305 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6307 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6309 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6310 * tree.h (DECL_ARGUMENT_FLD): New macro.
6312 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6314 Fix PR tree-optimization/22404
6316 * tree-ssa-structalias.c (create_variable_info_for): Use
6319 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6321 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6322 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6323 for second comparison operand.
6324 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6326 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6327 (define_insn_reservation "alu"): Likewise.
6328 (csync, ssync): Now of type sync.
6329 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6330 -mcsync-anomaly -mspecld-anomaly.
6331 * config/bfin/bfin.opt (mcsync): Remove.
6332 (mcsync-anomaly, mspecld-anomaly): Add.
6333 * config/bfin/bfin.c: Include "insn-codes.h".
6334 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6335 (TARGET_DEFAULT_TARGET_FLAGS): New.
6336 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6338 2005-07-11 Steven Bosscher <stevenb@suse.de>
6340 * basic-block.h: Give the BB flags enum a name, bb_flags.
6341 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6342 * cfgcleanup.c (enum bb_flags): Remove here.
6343 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6344 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6345 (update_forwarder_flag): Likewise.
6346 (thread_jump): Likewise.
6347 (try_forward_edges): Likewise.
6348 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6349 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6350 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6352 2005-07-11 Richard Guenther <rguenther@suse.de>
6354 * config/i386/i386.opt: New target option -msseregparm.
6355 * config/i386/i386.c (override_options): Error out for
6356 -msseregparm but no SSE support.
6357 (ix86_function_sseregparm): Check for global sseregparm.
6358 * doc/invoke.texi: Document -msseregparm.
6360 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6362 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6363 (m32rle-*-linux*): Ditto.
6365 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6367 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6368 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6371 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6375 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6376 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6378 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6380 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6381 (varmap): Heapify varmap.
6382 (constraints): Heapify constraints.
6383 (struct constraint_graph): Heapify succs and preds.
6384 (constraint_vec_find): Update for heapification.
6385 (constraint_set_union): Ditto.
6386 (insert_into_complex): Ditto.
6387 (constraint_edge_vec_find): Ditto.
6388 (erase_graph_self_edge): Ditto.
6389 (add_graph_edge): Ditto.
6390 (get_graph_weights): Ditto.
6391 (merge_graph_nodes): Ditto.
6392 (build_constraint_graph): Ditto.
6393 (topo_visit): Ditto.
6394 (solve_graph): Ditto.
6395 (create_variable_info_for): Ditto.
6396 (init_base_vars): Ditto.
6397 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6398 (condese_varmap_nodes): Free complex vector.
6399 (clear_edges_for_node): Clear succs and preds vector.
6401 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6403 * tree-ssa-structalias.c (update_alias_info): Change counting of
6404 references to not include vdefs.
6406 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6408 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6411 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6413 * pa.c (pa_commutative_p): Make PLUS commutative when
6414 TARGET_NO_SPACE_REGS is true.
6416 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6418 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6419 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6420 * tree-dfa.c (dump_subvars_for): New.
6421 (debug_subvars_for): New.
6422 (dump_variable): Show subvariables if VAR has them.
6423 * tree-flow-inline.h (get_subvar_at): New.
6424 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6425 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6427 (struct subvar): Change fields offset and size to unsigned
6429 (dump_subvars_for): Declare.
6430 (debug_subvars_for): Declare.
6431 (get_subvar_at): Declare.
6432 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6433 to unsigned HOST_WIDE_INT *.
6434 (overlap_subvar): Likewise.
6435 * tree-gimple.c (is_gimple_reg): Always return false for
6436 SFTs and memory tags.
6437 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6439 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6440 (compute_may_aliases): Call compute_points_to_sets.
6441 (collect_points_to_info_for): Remove.
6442 (compute_points_to_and_addr_escape): Remove.
6443 (delete_alias_info): Call delete_points_to_sets.
6444 (compute_flow_sensitive_aliasing): If the call to
6445 find_what_p_points_to returns false, call set_pt_anything.
6446 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6447 (set_pt_anything): Clear pi->pt_vars.
6448 (set_pt_malloc): Remove.
6449 (merge_pointed_to_info): Remove.
6450 (add_pointed_to_expr): Remove.
6451 (add_pointed_to_var): Remove.
6452 (collect_points_to_info_r): Remove.
6453 (is_escape_site): Make extern.
6455 (create_overlap_variables_for): Call it.
6456 * tree-ssa-copy.c (merge_alias_info): Never merge
6457 flow-sensitive alias information.
6458 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6459 offset and size to be unsigned HOST_WIDE_INT.
6460 (add_to_addressable_set): Rename from note_addressable.
6461 Set TREE_ADDRESSABLE as the variables are added to the set.
6463 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6464 operands into VUSEs when adding V_MAY_DEFs for members in an
6466 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6467 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6468 (struct variable_info): Add bitfield is_heap_var.
6469 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6470 (new_var_info): Initialize is_heap_var.
6471 (get_constraint_for): Add HEAP variables to the symbol table.
6472 Mark them with is_heap_var.
6473 (update_alias_info): New. Taken mostly from the old
6474 compute_points_to_and_addr_escape.
6475 (handle_ptr_arith): New.
6476 (find_func_aliases): Call update_alias_info.
6477 Call handle_ptr_info for tcc_binary expressions.
6478 Call mark_stmt_modified.
6479 (create_variable_info_for): If DECL has subvars, do not create
6480 variables for its subvars. Always add all the fields.
6481 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6482 SFTs, then add all the SFTs of the structure.
6483 If VI->DECL is an aggregate with subvariables, add the SFT at
6485 (find_what_p_points_to): If VI is an artificial variable,
6486 translate to bitfields in SSA_NAME_PTR_INFO.
6487 If the solution is empty, set pi->pt_vars to NULL
6488 (init_base_vars): Create ANYOFFSET.
6489 (compute_points_to_sets): Rename from create_alias_vars.
6491 (pass_build_pta): Remove.
6492 (delete_points_to_sets): Rename from delete_alias_vars.
6493 (pass_del_pta): Remove.
6494 * tree-ssa-structalias.h (struct alias_info): Move from
6496 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6497 NUM_REFERENCES_SET): Likewise.
6498 (compute_points_to_sets, delete_points_to_sets): Declare.
6500 2005-07-09 Richard Henderson <rth@redhat.com>
6502 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6503 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6504 alpha_split_lock_test_and_set_12): New functions.
6505 * config/alpha/alpha-protos.h: Update.
6506 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6507 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6508 * config/alpha/sync.md (I12MODE): New.
6509 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6510 (sync_<fetchop_name><I48MODE>): Likewise.
6511 (sync_nand<I48MODE>): Likewise.
6512 (sync_old_<fetchop_name><I48MODE>): Likewise.
6513 (sync_new_<fetchop_name><I48MODE>): Likewise.
6514 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6515 (sync_compare_and_swap<I48MODE>): Likewise.
6516 (sync_lock_test_and_set<I48MODE>): Likewise.
6517 (sync_compare_and_swap<I12MODE>): New.
6518 (sync_compare_and_swap<I12MODE>_1): New.
6519 (sync_lock_test_and_set<I12MODE>): New.
6520 (sync_lock_test_and_set<I12MODE>_1): New.
6522 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6526 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6528 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6530 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6531 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6533 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6536 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6538 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6540 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6541 memory_operand constraint.
6542 (store_conditional_<mode>): Same.
6543 (sync_compare_and_swap<mode>): Same.
6544 (sync_lock_test_and_set<mode>): Same.
6546 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6548 Rewrite PIC support to more closely model actual instructions.
6549 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6550 (cris_symbol): Remove prototypes for removed functions.
6551 (cris_pic_symbol_type_of, cris_valid_pic_const)
6552 (cris_expand_pic_call_address): Prototypes for new functions.
6553 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6555 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6557 <case ':'>: Add case for new punctuation character.
6558 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6559 emitting (extra) PIC modifier.
6560 <case UNSPEC>: Do not assert for PLT.
6561 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6562 (cris_expand_prologue, cris_expand_epilogue): Check
6563 for pic_offset_table_rtx usage instead of taking
6564 current_function_uses_pic_offset_table as the final word.
6565 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6566 Remove flag_pic difference.
6567 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6568 the moral equivalents of...
6569 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6571 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6572 (cris_handle_option): Mark ARG as unused.
6573 (cris_expand_pic_call_address): New worker function for "call",
6575 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6576 output PIC constructs here.
6577 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6578 as symbol-specific modifers, not whole or part of operands.
6579 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6580 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6581 constants and flag_pic.
6582 (CONSTANT_INDEX_P): Adjust for new functions.
6583 (enum cris_pic_symbol_type): New helper type.
6584 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6585 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6586 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6588 ("movsi"): Emit actual instructions for GOT and relative access.
6589 ("*movsi_got_load"): New pattern to set up the register holding
6591 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6592 Adjust FIXME for 'S'.
6593 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6594 Use "movs" for -fpic cases.
6595 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6596 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6597 ("call", "call_value"): Just call cris_expand_pic_call_address for
6599 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6600 Remove special pattern.
6601 ("*expanded_call_side", "*expanded_call_value_side"): New
6603 (gotplt-to-plt, gotplt-to-plt-side-call)
6604 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6606 * config/cris/cris/predicates.md
6607 ("cris_general_operand_or_gotless_symbol"): Remove unused
6609 ("cris_general_operand_or_symbol"): Adjust for new functions.
6611 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6613 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6615 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6617 * Makefile.in (TREE_H): Add treestruct.def.
6618 (c-decl.o): Add pointer-set.h
6619 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6620 visibility on regular DECL's.
6621 (merge_decls): Fix the copying of decl nodes of various types for
6622 the new structures. Don't update RTL, section name, weak status,
6623 etc, on DECL's without RTL.
6624 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6625 Don't check volatile on non-variable types.
6626 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6627 to check whether we have seen arguments.
6628 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6629 flag is checked before field (flag is common, field is not).
6630 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6631 TS_DECL_COMMON could have an origin.
6632 (add_location_or_const_value_attribute): Don't check section name
6633 on non-var/function decls.
6634 (dwarf2out_var_location): Reverse order of tests.
6635 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6636 with DECL_WRTL_CHECK.
6637 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6638 * fold-const.c (fold_binary): Don't check weakness on
6639 non-var/function decls.
6640 (tree_expr_nonzero_p): Ditto.
6641 (fold_checksum_tree): Use tree_decl_extra as sizeof
6643 * ggc-page.c (extra_order_size_table): Add sizes for
6644 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6646 * gimplify.c (gimplify_bind_expr): Only set
6647 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6648 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6650 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6651 * langhooks.h (init_ts). New langhook.
6652 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6653 * print-tree.c (print_node): Update to only print fields that
6654 exist in the structures the passed decl has.
6655 * toplev.c (wrapup_global_declarations): Don't reset
6656 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6657 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6658 * tree-inline.c (remap_decl): Ditto.
6659 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6660 * tree-pretty-print.c (print_declaration): Don't print
6661 DECL_REGISTER on things that don't contain it.
6662 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6663 non-var/function decls.
6664 * tree.c (tree_contains_struct): New structure.
6665 (init_priority_for_decl): New hashtable.
6666 (tree_int_map): New structure.
6667 (tree_int_map_eq): New function.
6668 (tree_int_map_marked_p): Ditto.
6669 (tree_int_map_hash): Ditto.
6670 (tree_map): Move to tree.h.
6671 (tree_map_eq): Externalize.
6672 (tree_map_hash): Ditto.
6673 (tree_map_marked_p): Ditto.
6674 (init_ttree): Set up tree_contains_struct and call langhook.
6675 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6676 (tree_code_size): Update for new structures.
6677 (tree_node_structure): Update for new structures.
6678 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6680 (copy_node_stat): Copy init priority.
6681 (build_decl_stat): Ditto for visibility.
6682 (ts_enum_names): New.
6683 (tree_contains_struct_check_failed): New function.
6684 (decl_init_priority_lookup): Ditto.
6685 (decl_init_priority_insert): Ditto.
6686 * treestruct.def: New file.
6687 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6688 (CONTAINS_STRUCT_CHECK): Ditto.
6689 (tree_contains_struct_check_failed): New prototype.
6690 (DECL_CHECK): Removed.
6691 (DECL_MINIMAL_CHECK): New.
6692 (DECL_COMMON_CHECK): Ditto.
6693 (DECL_WRTL_CHECK): Ditto.
6694 (DECL_NON_COMMON_CHECK): Ditto.
6695 (DECL_WITH_VIS_CHECK): Ditto.
6696 (VAR_OR_FUNCTION_DECL_P): Ditto
6697 (struct tree_decl_minimal): New structure.
6698 (struct tree_decl_common): Ditto.
6699 (struct tree_decl_with_rtl): Ditto.
6700 (struct tree_decl_with_vis): Ditto.
6701 (struct tree_decl_non_common): Ditto.
6702 (struct tree_field_decl): Ditto.
6703 (struct tree_parm_decl): Ditto.
6704 (struct tree_var_decl): Ditto.
6705 (struct tree_function_decl): Ditto.
6706 (struct tree_const_decl): Ditto.
6707 (struct tree_result_decl): Ditto.
6708 (union tree_node): Add new structures.
6709 * var-tracking.c (track_expr_p): Reverse order of tests.
6711 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6713 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6715 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6716 * system.h: Poison FINALIZE_PIC.
6717 * doc/tm.texi (FINALIZE_PIC): Remove.
6719 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6722 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6723 to the correct type if we have a MODIFY_EXPR.
6725 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6727 PR tree-optimization/22360
6728 * tree.c (upper_bound_in_type): Fix calculations for casting
6729 to a non-wider signed type and casting a signed value to a
6730 wider unsigned type.
6731 (lower_bound_in_type): Fix calculations for casting to a
6732 non-wider signed type.
6734 PR tree-optimization/20139
6735 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6737 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6738 fold_cond_expr_cond.
6739 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6740 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6742 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6745 * tree-complex.c (expand_complex_libcall): Produce
6746 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6748 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6750 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6751 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6752 b" assert and inserted fastpath code for this case.
6753 (bitmap_ior): Removed "a != b" assert.
6755 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6757 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6758 (ENDFILE_SPEC): Likewise.
6759 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6761 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6762 a large stack frame at epilogue.
6764 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6766 * final.c: Include sdbout.h when required.
6768 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6770 * config.gcc (*-*-darwin*): Only one target-specific header file
6772 (powerpc-*-darwin*): Add version-specific header files.
6773 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6774 * config.in: Regenerate.
6775 * configure: Regenerate.
6776 * gcc.c: Include xregex.h.
6777 (version_compare_spec_function): New.
6778 (spec_function): Add version-compare.
6779 (replace_outfile_spec_function): Reformat comment.
6780 (compare_version_strings): New.
6781 * config/darwin-c.c (version_as_macro): New.
6782 (builtin_define): New.
6783 (darwin_cpp_builtins): New.
6784 * config/darwin-protos.h (darwin_cpp_builtins): New.
6785 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6786 (LIB_SPEC): Make unconditional, update comment.
6787 (TARGET_C99_FUNCTIONS): Define.
6788 * config/darwin.opt: Sort.
6789 (mmacosx-version-min=): New.
6790 * config/darwin7.h: Delete.
6791 * config/darwin8.h: Delete.
6792 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6793 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6794 (TARGET_C99_FUNCTIONS): Define.
6795 * config/rs6000/darwin7.h: New.
6796 * config/rs6000/darwin8.h: New.
6797 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6798 (-mmacosx-version-min): Document.
6800 2005-07-07 Ian Lance Taylor <ian@airs.com>
6802 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6804 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6807 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6809 2005-07-07 Khem Raj <kraj@mvista.com>
6811 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6812 in bytes, not words.
6814 2005-07-07 Paul Brook <paul@codesourcery.com>
6816 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6817 DEFAULT_FUNCTION_ARG_PADDING to upward.
6819 2005-07-07 Richard Henderson <rth@redhat.com>
6821 * function.c (locate_and_pad_parm): Record parameter alignment in
6822 stack_alignment_needed.
6824 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6826 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6827 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6828 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6829 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6830 (define_attr "type"): Add isync, sync, load_l, store_c.
6831 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6832 Create scratch volatile MEM.
6833 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6835 (load_locked_<mode>): New.
6836 (store_conditional_<mode>): New.
6837 (sync_compare_and_swap<mode>): Replace with splitter.
6838 (sync_lock_test_and_set<mode>): Replace with splitter.
6839 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6841 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6842 is ics. Attribute isync.
6843 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6845 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6846 and UNSPECV_SYNC_OP.
6847 (emit_unlikely_jump): New.
6848 (emit_load_locked): New.
6849 (emit_store_conditional): New.
6850 (rs6000_split_compare_and_swap): New.
6851 (rs6000_split_lock_test_and_set): New.
6852 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6853 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6854 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6855 rs6000_split_lock_test_and_set): Declare.
6856 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6857 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6858 store_c, isync, sync.
6860 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6862 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6863 filenames to gtyp-gen.h.
6864 (s-typ-gen): Use it in place of for loops.
6866 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6868 * hooks.c (hook_bool_rtx_int_false): New function.
6869 * hooks.h (hook_bool_rtx_int_false): Declare.
6870 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6871 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6872 * target.h (struct gcc_target): Add commutative_p member.
6873 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6874 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6875 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6876 (pa_commutative_p): New function.
6877 * jump.c (target.h): Include.
6878 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6879 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6881 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6883 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6884 (s390_expand_setmem): New.
6885 * config/s390/s390.c: Likewise.
6886 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6888 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6889 general_operand. Call new function "s390_expand_setmem".
6890 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6891 ("setmem_long", "*setmem_long"): ... this.
6893 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6895 * config/s390/s390.c: (optimization_options): Enable
6896 TARGET_MVCLE at -Os.
6897 * doc/invoke.texi: Document changes in default behaviour.
6898 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6900 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6902 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6903 defined by back-end.
6905 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6907 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6908 all sets in the pattern.
6909 * config/rs6000/rs6000.md (stack_protect_testsi,
6910 stack_protect_testdi): Likewise.
6912 2005-07-06 Jeff Law <law@redhat.com>
6914 * tree-vrp.c (simplify_using_ranges): Kill.
6915 (vrp_finalize): Remove call to simplify_using_ranges.
6916 (simplify_stmt_using_ranges): New function extracted from
6917 simplify_using_ranges.
6918 (simplify_div_or_mod_using_ranges): Likewise.
6919 (simplify_abs_using_ranges): Likewise.
6920 (simplify_cond_using_ranges): New function.
6921 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6922 * tree-ssa-propagate.c (substitute_and_fold): Call
6923 simplify_stmt_using_ranges if we have range information.
6925 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6927 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6928 ia64_flag_schedule_isns2.
6930 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6931 reading/writing general registers.
6932 (ia64_function_arg): Revert 2005-06-18 change.
6934 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6936 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6937 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6939 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6941 * function.c (expand_function_end): Revert part of 2005-06-27
6942 patch. Do sjlj_emit_function_exit_after after return_label.
6944 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6946 * doc/install.texi (--disable-libssp): New.
6948 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6950 * doc/invoke.texi: Update -fforce-mem documentation.
6951 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6952 code for -fforce-mem.
6953 * expmed.c: (store_bit_field,store_fixed_bit_field,
6954 extract_bit_field): Ditto.
6955 * expr.c: (convert_move): Ditto.
6956 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6957 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6958 emit_conditional_add,expand_float,expand_fix): Ditto.
6959 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6960 (common_handle_option): Issue warning when -fforce-mem specified.
6962 2005-07-06 Paul Brook <paul@codesourcery.com>
6964 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6966 * configure: Regenerate.
6968 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6970 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6972 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6974 Fix PR tree-optimization/22319
6975 Fix PR tree-optimization/22140
6976 Fix PR tree-optimization/22310
6978 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6979 variable sized types.
6980 Use correct type for intermediate structure on *a = *b structure
6983 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6985 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6987 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6988 (machine_function): Move typedef to...
6989 * config/rs6000/rs6000.c (machine_function): ... here. Add
6990 varargs_save_offset field.
6991 (rs6000_stack_t): Remove varargs_size field.
6992 (setup_incoming_varargs): Allocate varargs save area using
6993 assign_stack_local, try to make it as small as possible.
6994 Save offset from virtual_stack_vars_rtx to the save area
6995 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6996 instead of magic 8 when fp word byte size is used.
6997 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6998 instead of -RS6000_VARARGS_SIZE.
6999 (rs6000_stack_info, debug_stack_info,
7000 rs6000_initial_elimination_offset): Remove all traces of
7002 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7003 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7004 RS6000_VARARGS_AREA.
7006 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7008 PR tree-optimization/21963
7009 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7010 constant_multiple_of in the same way get_computation_cost_at does.
7012 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7014 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7015 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7016 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7017 and return its previous value.
7018 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7019 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7021 (stack_protect_set, stack_protect_test): New expanders.
7022 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7023 stack_protect_testdi): New insns.
7024 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7025 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7027 2005-07-06 Jeff Law <law@redhat.com>
7029 * tree-ssa-dce.c (cfg_altered): New global.
7030 (tree_dce_init): Initialize cfg_altered.
7031 (remove_dead_stmt): If we remove an edge in the CFG, then set
7033 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7036 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7038 * Makefile.in (stamp-collect-ld): Use
7039 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7040 ./collect-ld if it already exists.
7041 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7042 Don't remove ./nm if it already exists.
7044 2005-07-05 Devang Patel <dpatel@apple.com>
7046 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7047 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7048 * tree-vectorizer.c (vect_loop_location): New.
7049 (vect_print_dump_info): Use vect_loop_location.
7050 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7051 (vectorize_loops): Set vect_loop_location.
7052 * tree-vect-analyze.c (vect_analyze_offset_expr,
7053 vect_determin_vectorization_factor, vect_analyze_operations,
7054 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7055 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7056 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7057 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7058 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7059 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7060 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7061 vect_analyze_loop): Adjust vect_print_dump_info API.
7062 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7063 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7064 vect_finish_stmt_generation, vectorizable_assignment,
7065 vectorizable_operation, vectorizable_store, vectorizable_load,
7066 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7067 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7068 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7069 vect_transform_loop): Same.
7070 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7071 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7074 2005-07-05 Randolph Chung <tausq@debian.org>
7076 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7077 * configure: Regenerate.
7078 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7079 (pa_tls_referenced_p): Declare.
7080 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7081 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7082 (legitimize_tls_address): New.
7083 (hppa_legitimize_address): Handle TLS addresses.
7084 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7085 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7086 (emit_move_sequence): Handle TLS addresses.
7087 (pa_encode_section_info): Call default handler to handle common
7089 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7090 (CONSTANT_ADDRESS_P): Reject TLS operands.
7091 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7092 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7093 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7094 (UNSPEC_TLSLE): Define new constants.
7095 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7096 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7097 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7098 (tie_symbolic_operand, tle_symbolic_operand): New
7100 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7102 * aclocal.m4: Update macros for autoconf 2.59 style.
7103 * configure.ac: Likewise.
7105 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7107 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7108 (function_arg): Pass small aggregates in general registers on 32-bit
7110 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7112 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7114 * Makefile.in (final.o): Fix dependencies.
7116 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7120 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7121 * langhooks.c (lhd_expr_to_decl): New.
7122 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7124 (LANG_HOOKS_INITIALIZER): Update.
7125 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7126 expr_to_decl langhook.
7127 * c-tree.h (c_expr_to_decl): Declare.
7128 * c-typeck.c (c_expr_to_decl): New.
7129 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7131 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7133 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7136 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7137 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7139 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7141 * Makefile.in: Adjust dependencies.
7142 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7143 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7144 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7145 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7146 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7147 rest_of_compilation.
7149 * bb-reorder.c (gate_duplicate_computed_gotos,
7150 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7151 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7152 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7153 pass_partition_blocks): New.
7154 * bt-load.c (gate_handle_branch_target_load_optimize,
7155 rest_of_handle_branch_target_load_optimize,
7156 pass_branch_target_load_optimize): New.
7157 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7159 * cfglayout.c (pass_insn_locators_initialize): New.
7160 * cfgrtl.c (pass_free_cfg): New.
7161 * combine.c (gate_handle_combine, rest_of_handle_combine,
7163 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7164 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7165 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7166 * except.c (pass_set_nothrow_function_flags,
7167 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7169 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7170 rest_of_handle_shorten_branches, pass_shorten_branches,
7171 rest_of_clean_state, pass_clean_state): New.
7172 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7173 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7174 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7176 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7177 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7178 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7179 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7181 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7182 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7183 pass_rtl_ifcvt, gate_handle_if_after_combine,
7184 rest_of_handle_if_after_combine, pass_if_after_combine,
7185 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7186 pass_if_after_reload): New.
7187 * integrate.c (pass_initial_value_sets): New.
7188 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7189 pass_purge_lineno_notes): New.
7190 * mode-switching.c (rest_of_handle_mode_switching,
7191 pass_mode_switching): New.
7192 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7193 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7195 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7196 pass_loop_optimize): New.
7197 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7199 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7201 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7202 pass_postreload_cse): New.
7203 * profile.c (gate_handle_profiling, pass_profiling,
7204 rest_of_handle_branch_prob, pass_branch_prob): New.
7205 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7206 pass_split_before_regstack, gate_handle_split_before_regstack,
7207 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7208 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7209 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7210 pass_stack_regs): New.
7211 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7212 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7213 pass_stack_adjustments): New.
7214 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7215 pass_regrename): New.
7216 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7217 pass_delay_slots, gate_handle_machine_reorg,
7218 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7219 * rtl.h (extern void purge_line_number_notes): New.
7220 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7221 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7223 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7225 * value-prof.c (gate_handle_value_profile_transformations,
7226 rest_of_handle_value_profile_transformations,
7227 pass_value_profile_transformations): New.
7228 * var-tracking.c (gate_handle_var_tracking,
7229 pass_variable_tracking): New.
7230 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7232 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7233 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7234 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7235 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7236 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7237 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7238 rest_of_handle_gcse2, rest_of_handle_regmove,
7239 rest_of_handle_tracer, rest_of_handle_if_conversion,
7240 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7241 rest_of_handle_web, rest_of_handle_branch_prob,
7242 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7243 rest_of_handle_jump_bypass, rest_of_handle_combine,
7244 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7245 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7246 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7247 rest_of_handle_mode_switching, rest_of_handle_jump,
7248 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7249 rest_of_handle_flow2, rest_of_handle_jump2,
7250 rest_of_handle_peephole2, rest_of_handle_postreload,
7251 rest_of_handle_shorten_branches, rest_of_clean_state,
7252 rest_of_compilation): Remove.
7254 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7255 * passes.c (dump_flags, in_gimple_form, all_passes,
7256 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7257 register_dump_files, next_pass_1, last_verified, execute_todo,
7258 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7259 from tree-optimize.c.
7260 (init_optimization_passes): Moved from tree-optimize.c,
7261 adding the RTL optimizations.
7262 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7263 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7264 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7265 register_dump_files, next_pass_1, last_verified, execute_todo,
7266 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7267 init_tree_optimization_passes, ipa_passes): Delete.
7268 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7270 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7271 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7273 (ipa_passes): Remove.
7274 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7275 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7276 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7277 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7278 (dump_info_p, dump_flag): Moved to tree-dump.h.
7280 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7282 * passes.c (finish_optimization_passes): Use dump_begin
7283 and dump_end, TDI_end.
7284 (gate_rest_of_compilation): New.
7285 (pass_rest_of_compilation): Use it.
7286 (gate_postreload, pass_postreload): New.
7287 * toplev.c (general_init): Rename init_tree_optimization_passes.
7288 * toplev.h (init_tree_optimization_passes): Rename to
7289 init_optimizations_passes.
7290 * tree-dump.c (dump_flag): Make static.
7291 (dump_files): Remove RTL dumps.
7292 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7293 pass_cleanup_cfg, pass_free_cfg_annotations,
7294 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7295 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7296 * tree-pretty-print.c: Include tree-pass.h.
7297 * cgraph.c: Include tree-dump.h.
7299 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7301 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7302 Only fall back to saying it points to readonly memory if
7305 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7307 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7308 * config/m32r/m32r.c (m32r_compute_frame_size,
7309 m32r_expand_prologue): Take current_function_profile into
7310 account whenever we reference
7311 current_function_uses_pic_offset_table.
7312 (m32r_finalize_pic): Remove.
7313 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7315 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7317 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7318 instead of $<. Don't remove ./as if it already exists.
7320 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7323 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7324 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7325 for complex modes when generating code for PA 1.0.
7326 (VALID_FP_MODE_P): New macro.
7327 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7328 sets for all general and floating point modes. Align wide floating
7329 point modes to even register boundaries to comply with architectural
7331 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7332 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7333 (VALID_FP_MODE_P): New macro.
7334 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7335 sets for all general and floating point modes. Align wide floating
7336 point modes to even register boundaries to comply with architectural
7339 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7341 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7344 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7346 * tree-ssa-structalias.c: Don't include expr.h.
7348 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7350 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7353 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7355 Fix PR tree-optimization/22279
7357 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7360 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7362 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7364 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7366 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7367 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7368 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7369 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7370 config/stormy16/stormy16.c, config/v850/v850.c,
7371 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7372 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7373 Avoid "." or "\n" at end of diagnostics and capital letters at
7374 start of diagnostics.
7375 * combine.c, cse.c: Don't translate dump file output.
7376 * toplev.c (print_version): Only translate output if going to
7379 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7381 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7382 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7385 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7387 * pa.c (fix_range): Fix typo in comment.
7389 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7391 * tree-vrp.c (extract_range_from_assert): Replace
7392 fold (build (...)) with fold_build2.
7394 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7396 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7397 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7398 (format_types_orig, handle_format_attribute): Add support for
7401 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7403 * varasm.c (assemble_variable): Fix format specifier thinko.
7405 2005-07-03 Ira Rosen <irar@il.ibm.com>
7407 PR tree-optimization/22029 (and 22135)
7408 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7409 a phi node before calling dump_vops.
7411 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7413 * tree-dump.h (dump_string_field): Declare.
7414 * tree-dump.c: Use it instead of dump_string.
7415 (dump_string_field): Make non-static.
7417 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7419 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7420 up the minimal CFG stuff always when optimize > 0. Call
7421 split_all_insns_noflow in PIC case if needed.
7423 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7424 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7427 * c-decl.c (c_write_global_declarations): Dump contents of
7429 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7430 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7431 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7432 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7435 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7437 * c-common.h (GCC_DIAG_STYLE): Define.
7438 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7439 version for format checking to 4.1.
7440 * c-format.c: Include toplev.h after c-common.h.
7441 (enum format_type): Add gcc_tdiag_format_type.
7442 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7443 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7444 (format_types_orig): Add gcc_tdiag.
7445 (init_dynamic_diag_info): Support gcc_tdiag formats.
7446 (handle_format_attribute): Likewise.
7447 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7448 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7449 version for format checking to 4.1.
7450 (warning0, warning, error, pedwarn, sorry): Use
7452 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7453 (finish_aliases_1): Do not use %qE.
7454 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7455 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7456 Correct format bugs.
7457 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7458 parameter to unsigned HOST_WIDE_INT.
7459 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7461 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7464 * expr.c (write_complex_part): Use adjust_address for MEM.
7465 (read_complex_part): Same.
7467 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7469 Fix PR tree-optimization/22280
7471 * tree-sra.c (generate_element_init): Remove useless loop.
7473 2005-07-02 Richard Henderson <rth@redhat.com>
7475 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7477 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7479 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7482 * fold-const.c (fold_binary): Handle the return value of
7483 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7484 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7486 2005-07-02 Jeff Law <law@redhat.com>
7488 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7489 a eliminate type conversion which feeds an equality comparison
7490 if the original type or either operand in the comparison is a
7493 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7495 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7496 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7498 * config/avr/avr.c: Do not use '`' as left quote.
7499 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7500 Remove "." from end of diagnostics. Make diagnostics start with
7503 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7504 Joseph S. Myers <joseph@codesourcery.com>
7506 * toplev.c (default_tree_printer): Handle setting location with
7508 * c-objc.common.c (c_tree_printer): Likewise.
7509 * c-format.c (gcc_diag_flag_specs): Add '+'.
7510 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7511 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7513 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7514 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7515 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7516 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7517 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7518 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7519 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7520 format arguments where %J is used without %D.
7522 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7524 * gcc.c (LINK_SSP_SPEC): Define.
7525 (link_ssp_spec): New variable.
7526 (LINK_COMMAND_SPEC): Add %(link_ssp).
7527 (static_specs): Add link_ssp_spec.
7528 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7529 * configure: Rebuilt.
7530 * config.in: Rebuilt.
7532 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7533 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7534 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7535 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7536 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7537 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7538 -0x7008(2) instead of reading __stack_chk_guard variable.
7539 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7541 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7542 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7543 if TARGET_THREAD_SSP_OFFSET is defined.
7544 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7545 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7548 2005-06-27 Richard Henderson <rth@redhat.com>
7549 * libgcc-std.ver (GCC_4.1.0): New.
7550 * libgcc.h (__stack_chk_guard): Declare.
7551 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7552 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7553 * mklibgcc.in (lib2funcs): Add them.
7555 2005-07-01 Richard Henderson <rth@redhat.com>
7557 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7558 void * before struct sigcontext *.
7559 (x86_fallback_frame_state): Likewise.
7561 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7563 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7565 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7568 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7569 we check for SSA_NAME for.
7571 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7573 Fix PR tree-optimization/22071
7575 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7577 (get_constraint_for_component_ref): Use it.
7579 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7582 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7583 print out the last new line.
7585 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7587 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7588 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7589 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7590 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7591 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7592 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7593 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7594 (enum reg_class): New member CC0_REGS.
7595 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7596 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7597 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7598 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7599 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7600 Adjust for register now described.
7602 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7605 * config/i386/i386.md (stack_protect_test_si,
7606 stack_protect_test_di): Add earlyclobber for scratch 3.
7607 * config/rs6000/rs6000.md (stack_protect_testsi,
7608 stack_protect_testdi): Add earlyclobber for scratch 3,
7609 remove earlyclobber from scratch 4.
7611 Older entries for 2005 can be found in ChangeLog-2005.