1 2005-10-24 Richard Henderson <rth@redhat.com>
3 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5 (hppa_expand_prologue): Likewise.
7 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
10 (NO_DEFERRED_PROFILE_COUNTERS): Define.
11 * pa.h (NO_PROFILE_COUNTERS): Define.
12 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
13 (funcdef_nos): New vector to hold label numbers of deferred profile
15 (output_deferred_profile_counters): New function.
16 (hppa_profile_hook): Push label number onto funcdef_nos.
17 (pa_hpux_file_end): Call output_deferred_profile_counters if
18 NO_DEFERRED_PROFILE_COUNTERS is false.
20 * pa-protos.h (get_deferred_plabel): New prototype.
21 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
23 (output_call): Adjust calls.
25 2005-10-24 Alan Modra <amodra@bigpond.net.au>
27 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
28 peculiarity of GOT/TOC section usage.
30 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
33 * c-common.c (constant_string_class_name): Add documentation.
35 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
38 * recog.c (peephole2_optimize): Increment peep2_current_count
39 only when the slot is empty.
41 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
44 * except.c (output_function_exception_table): Call
45 assemble_external_libcall if we need a personality function.
47 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
49 PR rtl-optimization/24460
50 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
51 set the basic block for barriers.
53 2005-10-21 Janis Johnson <janis187@us.ibm.com>
55 * var-tracking.c (vt_initialize): Initialize post.
57 2005-10-21 Devang Patel <dpatel@apple.com>
60 * c-common.c (vector_types_convertible_p): Check vector element type.
62 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
64 * config/sh/sh.c (prepare_move_operands): Handle the address
65 constant which is a tls symbolic address plus a constant.
67 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
70 * gcc.c (main): Use the correct counter for erroring out
73 2005-10-21 Alan Modra <amodra@bigpond.net.au>
76 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
77 use r2 for 64-bit tls .got access.
79 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
81 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
84 2005-10-20 Steven Bosscher <stevenb@suse.de>
86 PR tree-optimization/24225
87 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
89 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
92 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
94 * varasm.c (find_decl_and_mark_needed): After cgraph global info
95 is ready, stop marking functions, but still mark variables.
97 2005-10-20 Richard Guenther <rguenther@suse.de>
100 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
103 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
105 PR rtl-optimization/23585
106 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
107 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
108 (may_trap_p_1): New predicate extracted from...
109 (may_trap_p): ... here. Invoke may_trap_p_1.
110 (may_trap_or_fault_p): New predicate.
111 * rtl.h (may_trap_or_fault_p): Declare it.
112 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
113 instead of may_trap_p.
114 (steal_delay_list_from_fallthrough): Likewise.
115 (fill_simple_delay_slots): Likewise.
116 (fill_slots_from_thread): Likewise.
117 * function.c (pad_to_arg_alignment): Rework comment about
118 SPARC_STACK_BOUNDARY_HACK.
119 * config/sparc/sparc.h: Likewise.
121 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
123 * config/s390/s390.c (s390_expand_insv): New.
124 * config/s390/s390-protos.h (s390_expand_insv): Declare.
125 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
126 ("icm_hi"): Remove mode attribute.
127 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
129 ("*extracthi", "*extractqi"): Remove.
130 (extv<mode>", "*extzv<mode>"): New.
131 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
132 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
134 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
136 * cfgexpand.c (discover_nonconstant_array_refs_r,
137 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
138 (tree_expand_cfg): Call discover_nonconstant_array_refs.
139 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
140 discover_nonconstant_array_refs.
142 2005-10-19 Steven Bosscher <stevenb@suse.de>
145 * c-decl.c (pop_scope): Don't warn about an unused variable
146 if it is marked with TREE_NO_WARNING.
147 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
148 somenow mismatch and olddecl is to be replaced.
150 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
153 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
154 whether registers live on the edge can be saved/restored.
156 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
158 * config/sh/sh.c (fixup_mova): Skip notes.
160 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
162 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
163 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
164 (s390_can_eliminate): Handle BASE_REGNUM elimination.
165 (s390_initial_elimination_offset): Likewise.
166 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
167 register on TARGET_ZARCH targets.
168 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
169 (INITIAL_FRAME_POINTER_OFFSET): Remove.
170 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
171 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
173 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
175 * config/s390/s390.md: Comment describing output modifiers updated.
176 * config/s390/s390.c (print_operand): Likewise.
178 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
180 * config/s390/s390.c (override_options): Added check for -mstack-size
182 * doc/invoke.texi: Mention that limit in the documenation.
184 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
187 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
189 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
191 Fix PR tree-optimization/24231
193 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
194 (compute_avail): Ditto.
196 2005-10-18 Richard Henderson <rth@redhat.com>
199 * config/i386/i386.c (legitimate_constant_p): Check
200 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
202 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
203 (legitimate_pic_address_disp_p): Reorg CONST checking to make
204 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
206 (print_operand_address): Likewise.
207 * config/i386/predicates.md (x86_64_immediate_operand): Test
208 SYMBOL_REF_TLS_MODEL properly inside CONST.
209 (x86_64_zext_immediate_operand): Likewise.
210 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
211 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
212 * config/i386/i386-protos.h: Remove predicates.md entries.
214 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
216 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
217 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
219 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
220 Ian Lance Taylor <ian@airs.com>
223 * fold-const.c (fold_widened_comparison): Do not allow range based
224 constant folding when right operand cannot be unwidened.
226 2005-10-17 Richard Henderson <rth@redhat.com>
228 * builtins.c (expand_builtin_synchronize): Build a new-style asm
229 with a memory clobber.
231 2005-10-17 James E Wilson <wilson@specifix.com>
233 PR rtl-optimization/17356
234 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
235 checking for EDGE_EH.
237 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
239 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
240 the slot on an even boundary for any type with 16-byte alignment.
242 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
245 * md.texi (Modifiers) <%>: Clarify that % doesn't work
246 after register allocation.
248 2005-10-17 DJ Delorie <dj@redhat.com>
250 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
253 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
256 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
259 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
261 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
262 to 2 if it's already non-zero.
263 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
264 is set and warn about it if flag_schedule_insns is 1.
266 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
268 * config/crx/crx.md: Compare-and-branch instructions need to
271 2005-10-17 Uros Bizjak <uros@kss-loka.si>
274 * config/i386/i386.md (*pushdi2_rex64 splitter)
275 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
276 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
277 flow2 pass only when (optimize > 0 && flag_peephole2).
279 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
282 * gcc.c (have_c): New static variable.
284 (process_command): Remove declation of have_c.
285 Set have_o to 1 when handling -o.
286 (main): Add a fatel error if there are multiple
287 files specified and -o and -c/-S is passed witout
288 -combine or multiple languages.
290 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
292 Fix PR tree-optimization/22444
293 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
294 Assert that we don't hit something with subvars.
295 (setup_pointers_and_addressables): Don't add things with subvars,
296 because we'll already process the subvars for aliasing purposes.
298 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
301 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
302 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
303 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
304 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
305 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
306 swapped, alternatives for the R constraint.
309 * builtins.c (get_builtin_sync_mode): Make unlimited
310 mode_for_size request.
312 2005-10-15 Richard Henderson <rth@redhat.com>
314 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
315 (gimplify_expr): ... here.
316 (gimplify_compound_lval): Use it in initial scan loop. Allow
317 fb_lvalue in base expression.
319 2005-10-15 Richard Henderson <rth@redhat.com>
322 * builtins.c (expand_builtin_trap): Export.
323 * expr.h (expand_builtin_trap): Declare.
324 * expr.c (expand_assignment): Emit a trap for integral offsets
325 from registers that weren't reduced to bitpos.
327 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
328 (mark_array_ref_addressable): Remove.
329 * tree-flow.h (mark_array_ref_addressable): Remove.
330 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
332 2005-10-15 James E Wilson <wilson@specifix.com>
335 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
336 (add_dependence_list_and_free): Likewise.
337 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
340 2005-10-15 Diego Novillo <dnovillo@redhat.com>
344 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
345 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
347 (vrp_visit_phi_node): Only prevent infinite iterations when
348 the previous result and the new result are both VR_RANGEs.
350 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
352 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
355 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
358 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
361 2005-10-14 Per Bothner <per@bothner.com>
363 PR preprocessor/21250
364 * c-ppoutput.c (print_line): Print internal line 0 as 1.
366 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
369 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
370 overflow flags. Refactor some conditionals.
372 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
375 * tree-dfa.c (add_referenced_var): Only look at decls which
376 have TREE_CONSTANT or TREE_READONLY set instead of if
377 !TREE_PUBLIC or !TREE_CONSTANT.
379 2005-10-13 James E Wilson <wilson@specifix.com>
381 * doc/invoke.texi: For -x, add f95-cpp-input.
382 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
384 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
386 PR tree-optimization/24262
387 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
388 in loop all the time.
390 2005-10-12 Richard Henderson <rth@redhat.com>
393 * tree.h (DECL_TRANSPARENT_UNION): Remove.
394 * function.c (assign_parm_find_data_types): Don't support it.
395 * print-tree.c (print_node): Likewise.
396 * c-common.c (handle_transparent_union_attribute): Likewise.
397 Use build_duplicate_type.
398 * tree-inline.c (remap_type_1): Split out of remap_type;
399 properly remap aggregate fields.
400 (build_duplicate_type): New.
401 * doc/extend.texi (Variable Attributes): Remove documentation
402 for transparent_union.
404 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
407 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
408 (gen_stack_pointer_dec): Likewise.
410 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
414 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
416 (struct cxx): Add adjust_class_at_definition target hook.
417 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
418 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
419 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
420 hook_void_tree. Add to TARGET_CXX.
421 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
423 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
424 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
425 instead of attribute. Check for dllexport override. Warn if
426 inconsistent dll linkage. Don't lose old dllimport if decl has
427 had address referenced. Tweak lookup of dllimport atribute.
428 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
429 for target specific rules. Don't add dllimport attribute if
430 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
432 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
433 * varasm.c (initializer_constant_valid_p): Replace
434 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
438 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
439 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
440 (i[34567]86-*-mingw32*): Likewise.
442 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
443 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
445 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
446 C++-specific code. Change return value to bool.
447 (i386_pe_dllimport_p): Likewise.
448 (associated_type): Simplify and make language-independent
449 (i386_pe_encode_section_info): Replace override of ambiguous
450 dllimport symbol refs with a gcc_assert.
451 (i386_pe_valid_dllimport_attribute_p): Define.
452 * config/i386/winnt-cxx.c: New file. Define C++ versions of
453 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
454 i386_pe_adjust_class_at_definition.
455 * config/i386/winnt-stubs.c: New file. Define stub versions of
456 lang-specific functions.
457 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
458 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
459 i386_pe_adjust_class_at_definition.
460 (i386_pe_valid_dllimport_attribute_p): Declare.
461 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
462 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
463 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
466 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
467 dllimport attribute with test of DECL_DLLIMPORT_P.
469 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
471 * combine.c (make_extraction): Correct offset computation.
473 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
475 * config/cris/t-linux (LIMITS_H_TEST): Define.
477 2005-10-12 Richard Henderson <rth@redhat.com>
480 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
482 2005-10-12 Richard Guenther <rguenther@suse.de>
484 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
486 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
489 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
490 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
493 2005-10-12 Richard Guenther <rguenther@suse.de>
496 * varasm.c (output_constant): Correct typo from previous
499 2005-10-11 Ian Lance Taylor <ian@airs.com>
501 PR rtl-optimization/13931
502 * combine.c: Revert patch of 2003-05-14, and:
503 (try_combine): Only set elim_i1 and elim_i2 if the destination is
504 completely killed in the appropriate insn.
505 (distribute_notes): Don't skip multiple hard register test for
508 2005-10-11 Richard Henderson <rth@redhat.com>
511 * c-typeck.c (convert_for_assignment): Use build_constructor_single
512 to initialize a transparent union instead of a nop_expr.
514 2005-10-11 Richard Henderson <rth@redhat.com>
516 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
517 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
518 (tree_ssa_dce_loop): Call scev_reset.
521 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
522 * tree-ssa-dce.c: Include cfgloop.h.
523 (tree_ssa_dce_loop, pass_dce_loop): New.
524 * tree-pass.h (pass_dce_loop): Declare it.
525 * passes.c (init_optimization_passes): Use it.
527 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
530 * convert.c (convert_to_real): Revert 2005-10-05 patch.
531 Only apply the optimization for rounding builtins if the inner
532 cast is also an extension.
534 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
537 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
538 mark_new_vars_to_rename instead of update_stmt.
540 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
542 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
544 2005-10-11 Jakub Jelinek <jakub@redhat.com>
546 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
547 for setting MMX register to 0 rather than mmx.
549 2005-10-10 Steve Ellcey <sje@cup.hp.com>
552 * configure.ac: Move gas check from mips specific case to common case.
553 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
554 * configure: Regenerate
555 * doc/install.texi: Update.
557 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
560 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
562 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
564 * gcc.c (do_spec_1): Accept numeric characters in file name
567 2005-10-10 Nick Clifton <nickc@redhat.com>
569 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
570 describing the deleted arm_gen_rotated_half_load function.
572 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
574 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
577 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
579 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
581 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
582 (EXTRA_MULTILIB_PARTS): Define.
583 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
584 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
585 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
586 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
587 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
588 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
590 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
592 PR tree-optimization/24226
593 * tree-cfg.c (remove_bb): Clean up unreachable loops.
594 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
595 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
598 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
600 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
602 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
605 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
606 Rewrite for no need for the early clobber.
608 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
610 Merge from csl-arm-branch:
611 2005-09-07 Paul Brook <paul@codesourcery.com>
612 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
615 2005-04-30 Paul Brook <paul@codesourcery.com>
616 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
617 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
619 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
620 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
621 (arm_override_options): Use TARGET_AAPCS_BASED.
622 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
623 (PTRDIFF_TYPE): Use int for AAPCS.
624 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
625 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
626 (DEFAULT_SHORT_ENUMS): Delete.
627 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
629 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
630 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
631 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
632 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
634 2004-12-03 Mark Mitchell <mark@codesourcery.com>
635 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
637 2004-11-22 Mark Mitchell <mark@codesourcery.com>
638 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
640 2004-11-19 Mark Mitchell <mark@codesourcery.com>
641 * config.gcc (arm*-*-linux-gnueabi): Add it.
642 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
644 (TARGET_OS_CPP_BUILTINS): Likeiwse.
645 * config/arm/linux-eabi.h: New file.
646 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
647 (LINUX_TARET_LINK_SPEC): Likewise.
649 * config/arm/t-linux-eabi: New file.
651 2005-10-08 Steven Bosscher <stevenb@suse.de>
654 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
656 (PARAM_SMS_DFA_HISTORY): Likewise.
658 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
661 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
662 (load_register_parameters): Call it.
663 (check_sibcall_argument_overlap_1): Likewise.
664 (store_one_arg): Likewise.
666 2005-10-07 James E. Wilson <wilson@specifix.com>
668 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
669 DImode not VECINT24 for operand 2.
672 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
676 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
677 fr_spill): Use destination_operand for operand 0.
679 2005-10-07 DJ Delorie <dj@redhat.com>
681 * varasm.c (output_constant): Limit error to expanding
684 2005-10-07 Richard Guenther <rguenther@suse.de>
687 * fold-const.c (fold_binary): Fix operand types during folding
688 of X op (A, Y). Evaluation order of the side-effects of
689 X and A are frontend-defined, so ensure we honour that even for
690 tcc_comparison class operands; eased by removing duplicate code.
692 2005-10-07 Steve Ellcey <sje@cup.hp.com>
694 * stor-layout.c (layout_type): Do not allow alignment of array
695 elements to be greater than their size.
697 2005-10-07 Steve Ellcey <sje@cup.hp.com>
699 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
701 (hppa*-*-linux*): Ditto.
702 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
703 * config/host-hpux.c: New.
704 * config/x-hpux: New.
705 * config/pa/x-hpux: Remove.
706 * config/pa/x-linux: Remove.
707 * config/pa/pa-host.c: Remove.
709 2005-10-07 Jeff Law <law@redhat.com>
711 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
712 determine whether or not to try and thread outgoing edges.
714 2005-10-07 David Edelsohn <edelsohn@gnu.org>
716 * config/rs6000/rs6000.md (eqsi_power): New.
717 (neg_eq0si): Add TARGET_POWER to final condition.
720 2005-10-06 Richard Henderson <rth@redhat.com>
722 * config/rs6000/rs6000.c: Revert last change.
724 2005-10-06 Richard Henderson <rth@redhat.com>
726 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
727 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
729 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
733 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
734 out return_label and naked_return_label.
736 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
738 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
741 2005-10-06 Richard Henderson <rth@redhat.com>
744 * tree-inline.c (declare_return_variable): Handle modify_dest not
747 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
749 Fix PR tree-optimization/22488
750 * tree-ssa-structalias.c (check_for_overlaps): New function.
751 (create_variable_info_for): Use it.
753 2005-10-06 Richard Henderson <rth@redhat.com>
756 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
757 (dwarf2out_start_source_file): Print it.
759 2005-10-06 Geoffrey Keating <geoffk@apple.com>
761 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
763 2005-10-06 Richard Henderson <rth@redhat.com>
766 * mode-switching.c (optimize_mode_switching): Clear transp bit
767 for block with incomming abnormal edges.
769 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
770 (fpscr_set_from_mem): Use them.
771 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
772 (fpscr postinc splitters): Rewrite as peephole2+split.
774 2005-10-06 David Edelsohn <edelsohn@gnu.org>
776 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
777 (eq<mode>_compare): Same.
779 2005-10-06 Richard Guenther <rguenther@suse.de>
781 PR tree-optimization/24238
782 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
784 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
786 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
787 here. Use AC_PATH_PROG for environment variables instead of
789 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
791 * configure: Regenerated.
793 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
796 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
797 then force it into a register.
798 (call_value): Likewise.
800 2005-10-06 Richard Henderson <rth@redhat.com>
803 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
804 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
805 under pass_vectorize.
807 2005-10-05 Devang Patel <dpatel@apple.com>
810 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
811 handling constants. Check NAMESPACE_DECL context for constants.
813 2005-10-05 Eric Christopher <echristo@apple.com>
815 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
817 2005-10-05 Richard Henderson <rth@redhat.com>
820 * tree-cfg.c (mark_array_ref_addressable_1): New.
821 (mark_array_ref_addressable): New.
822 * tree-flow.h (mark_array_ref_addressable): Declare.
823 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
825 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
829 * reload.c (subst_reloads): When adding a REG_LABEL to a
830 jump instruction, also update JUMP_LABEL.
832 2005-10-05 David Edelsohn <edelsohn@gnu.org>
834 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
835 * bb-reorder.c (copy_bb_p): Use it.
836 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
838 2005-10-05 Richard Henderson <rth@redhat.com>
841 * toplev.c (process_options): Warn about unsupported combinations
842 of unwind tables and omit-frame-pointer.
843 * config/i386/i386.c (override_options): Similarly. Enable
844 accumulate-outgoing-args if not explicitly disabled.
846 2005-10-05 Steve Ellcey <sje@cup.hp.com>
848 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
849 Handle big endian vs. small endian.
850 (vec_initv2sf): Handle big endian vs. small endian.
851 (*vec_extractv2sf_1): Ditto.
853 2005-10-05 Dale Johannesen <dalej@apple.com>
855 * convert.c (convert_to_real): Don't convert
856 (float)floor(double d) to floorf((float)d).
858 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
860 * config/arm/arm.md (insv): Use gen_int_mode in more places.
862 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
864 PR tree-optimization/18587
865 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
866 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
867 build_vuses): Change to VEC type.
868 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
869 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
870 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
871 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
872 (get_name_decl): New. Return DECL_UID of base variable.
873 (operand_build_cmp): New. qsort comparison routine.
874 (operand_build_sort_virtual): New. Sort virtual build vector.
875 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
876 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
877 (FINALIZE_BASE): Use get_name_decl.
878 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
879 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
880 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
881 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
882 direct VEC_* manipulations.
883 (build_ssa_operands): Call operand_build_sort_virtual.
884 (copy_virtual_operand, create_ssa_artficial_load_stmt,
885 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
886 with direct VEC_* manipulations.
887 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
888 with direct VEC manipulations.
890 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
892 PR tree-optimization/21419
893 PR tree-optimization/24146
894 PR tree-optimization/24151
896 * c-typeck.c (readonly_error): Handle USE being lv_asm.
897 (build_asm_expr): Call it if outputs are read-only.
898 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
900 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
901 Paolo Bonzini <bonzini@gnu.org>
905 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
906 enable the instructions and not just the built-ins.
907 * doc/invoke.texi (x86 Options): Likewise.
909 2005-10-04 Geoffrey Keating <geoffk@apple.com>
911 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
913 * doc/invoke.texi (Option Summary): Correct spelling
914 of -mmacosx-version-min.
916 2005-10-04 Devang Patel <dpatel@apple.com>
918 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
921 2005-10-04 Steve Ellcey <sje@cup.hp.com>
923 * tree-vect-transform.c (vect_create_epilog_for_reduction):
924 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
926 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
928 * config/s390/s390.md ("TDSI","DP"): New mode macros.
929 ("TE","tg"): New mode attributes.
930 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
931 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
932 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
933 dword_mode and one for GPRmode.
935 2005-10-04 Ian Lance Taylor <ian@airs.com>
937 PR preprocessor/13726
938 * c-ppoutput.c (cb_include): Add comments parameter, and print out
939 any comments passed in.
941 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
943 * tree.c (annotate_with_file_line): Fix typo.
945 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
948 * builtins.c (fold_builtin_memcmp): When constructing the pointer
949 type used to access data in the inlined length == 1 case, use
950 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
951 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
953 2005-10-04 Uros Bizjak <uros@kss-loka.si>
955 * config/i386/i386.h (TARGET_FISTTP): Enable also for
956 TARGET_SSE3 and only for TARGET_80387.
957 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
958 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
959 Do not depend on TARGET_80387.
961 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
963 * tree.c (last_annotated_node): Change type to location_t*.
964 (annotate_with_file_line): Reflect the change of
965 last_annotated_node type.
967 2005-10-04 Richard Guenther <rguenther@suse.de>
970 * c-decl.c (grokdeclarator): Don't write to fields
973 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
976 * c-decl.c (finish_decl): Use set_user_assembler_name even for
978 * varasm.c (make_decl_rtl): If a register variable does not
979 have a set user assmbler name, error out.
980 Decode the asmspec is now name+1 bypassing '*'.
982 2005-10-04 Steven Bosscher <stevenb@suse.de>
984 PR tree-optimization/23049
985 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
986 of a COND_EXPR is folded before calling fold on the whole rhs of a
987 conditional assignment.
988 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
989 document that a COND_EXPR may appear there.
991 2005-10-03 Diego Novillo <dnovillo@redhat.com>
994 * tree-vrp.c (extract_range_from_assert): If the new numeric
995 range created out of the assertion contradicts the existing
996 numeric range of the ASSERT_EXPR variable, make the new range
999 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1001 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1002 from T_REGS to FP register class.
1004 2005-10-03 Richard Henderson <rth@redhat.com>
1007 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1008 before creating a new one.
1010 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1012 * config/rs6000/t-aix43 (LDFLAGS): New.
1013 * config/rs6000/t-aix52 (LDFLAGS): New.
1015 2005-10-03 Ian Lance Taylor <ian@airs.com>
1017 * gimplify.c (find_single_pointer_decl_1): New static function.
1018 (find_single_pointer_decl): New static function.
1019 (internal_get_tmp_var): For a formal variable, set restrict base
1020 information if appropriate.
1021 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1023 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1024 (DECL_GET_RESTRICT_BASE): Define.
1025 (SET_DECL_RESTRICT_BASE): Define.
1026 (decl_restrict_base_lookup): Declare.
1027 (decl_restrict_base_insert): Declare.
1028 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1029 * tree.c (restrict_base_for_decl): New static variable.
1030 (init_ttree): Initialize restrict_base_for_decl.
1031 (copy_node_stat): Copy restrict base information.
1032 (decl_restrict_base_lookup): New function.
1033 (decl_restrict_base_insert): New function.
1034 (print_restrict_base_statistics): New static function.
1035 (dump_tree_statistics): Call print_restrict_base_statistics.
1037 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1040 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1041 case of anti-ranges.
1043 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1046 * c-typeck.c (tagged_tu_seen): Rename to ...
1047 (tagged_tu_seen_cache): this and add val field.
1048 (comptypes): Move functional to comptypes_internal
1049 and free tagged_tu_seen.
1050 (comptypes_internal): New function and call comptypes_internal
1051 instead of comptypes. Speed up by sibcalling
1052 tagged_types_tu_compatible_p.
1053 (alloc_tagged_tu_seen): New function
1054 (free_all_tagged_tu_seen_up_to): New function.
1055 (tagged_types_tu_compatible_p): Return the val of the seen two
1057 Add that the two types are the same to tagged_tu_seen_base
1058 if they are and call comptypes_internal instead of comptypes.
1059 <case UNION_TYPE>: Speed up common type where the fields are
1061 (function_types_compatible_p): Call comptypes_internal instead of
1063 (type_lists_compatible_p): Likewise.
1064 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1066 2005-10-02 Matthias Klose <doko@debian.org>
1068 * doc/invoke.texi: Fix typo and speling error.
1070 2005-10-01 Richard Henderson <rth@redhat.com>
1072 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1074 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1076 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1077 using --start-group and --end-group.
1079 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1081 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1082 FIXME note regarding quirky semantics.
1084 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1087 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1088 non-null range as a last resort.
1090 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1091 Diego Novillo <dnovillo@redhat.com>
1094 * tree-vrp.c (extract_range_from_assert): For !=
1095 assertions, only build an anti-range if LIMIT is a
1096 single-valued range.
1098 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1100 * arm.md (movqi): On thumb when optimizing, handle loading from
1101 memory by describing this as taking a subreg of a zero-extended load
1102 into an SImode register.
1105 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1107 * reload1.c (merge_assigned_reloads): Do not change any
1108 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1110 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1112 * Makefile.in (LIPO_FOR_TARGET): Define.
1113 (STRIP_FOR_TARGET): Define.
1115 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1116 before creating new ones. Do symlinks before creating the actual
1119 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1120 to work out which multilibs are actually being built.
1122 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1124 * tree-vect-transform.c, config/ms1/ms1.md,
1125 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1126 Follow spelling conventions.
1127 * doc/invoke.texi, doc/md.texi: Fix typos.
1129 2005-09-30 Andrew Macleod <amacleod@redat.com>
1131 PR tree-optimization/21430
1132 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1133 use operands, and set stmt pointer if need be.
1134 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1135 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1138 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1141 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1143 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1145 * optabs.c (expand_binop): Initialize first_pass_p.
1147 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1150 * c-decl.c (c_write_global_declarations_1): If any
1151 wrapup_global_declaration_2 call returned true, restart the loop.
1153 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1155 Fix PR tree-optimization/24117
1156 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1157 before considering whether to use anyoffset.
1159 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1163 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1165 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1167 (swap_commutative_operands_with_target): New.
1169 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1172 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1175 2005-09-29 Steven Bosscher <stevenb@suse.de>
1177 PR tree-optimization/23911
1178 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1179 and IMAGPART_EXPR too.
1181 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1184 * expmed.c (expand_shift): Move logic to reverse rotation
1185 direction when rotating by constants ...
1186 * optabs.c (expand_binop): ... here.
1187 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1188 (ix86_rotrdi3): New pattern.
1189 (rotldi3): Handle 32-bit mode.
1190 (ix86_rotldi3): New pattern.
1192 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1195 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1196 check for numbers that need no bit twiddle.
1198 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1200 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1201 multilib to be built.
1203 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1204 (stage1-start): Delete old libgcc and libunwind before moving
1205 anything into the stage directory.
1206 (stage2-start): Likewise.
1207 (stage3-start): Likewise.
1208 (stage4-start): Likewise.
1209 (stageprofile-start): Likewise.
1210 (stagefeedback-start): Likewise.
1211 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1212 header in tm_file and CPU-specific t-darwin in tmake_file.
1213 (i[34567]86-*-darwin*): Don't change tm_file.
1214 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1215 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1216 shared library stub for target OS version.
1217 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1218 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1219 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1220 (libgcc_s.%.dylib): New.
1222 (install-darwin-libgcc-stubs): New.
1223 (INSTALL_LIBGCC): New append.
1224 * config/i386/darwin-libgcc.10.4.ver: New.
1225 * config/i386/darwin-libgcc.10.5.ver: New.
1226 * config/i386/t-darwin: New.
1227 * config/rs6000/darwin-libgcc.10.4.ver: New.
1228 * config/rs6000/darwin-libgcc.10.5.ver: New.
1229 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1230 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1232 2005-09-28 Paul Brook <paul@codesourcery.com>
1234 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1237 2005-09-28 Richard Guenther <rguenther@suse.de>
1239 PR tree-optimization/23853
1240 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1241 host_integerp to verify misalignment value.
1243 2005-09-28 Richard Henderson <rth@redhat.com>
1245 * builtins.c (get_builtin_sync_mode): New.
1246 (expand_builtin_sync_operation): Pass in mode argument.
1247 (expand_builtin_compare_and_swap): Likewise.
1248 (expand_builtin_lock_test_and_set): Likewise.
1249 (expand_builtin_lock_release): Likewise.
1250 (expand_builtin): Update to match.
1252 2005-09-28 Nick Clifton <nickc@redhat.com>
1254 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1255 formatting. Add check to PLUS case to ensure that the offset is
1256 within an acceptable range.
1258 * config/v850/v850.md (casesi): Disable the generation of the
1259 switch pattern as it is not being handled properly at the moment.
1261 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1262 for when the high words are identical.
1264 2005-09-27 Richard Henderson <rth@redhat.com>
1266 * pretty-print.c (pp_base_format): Fix typo for %>.
1268 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1269 Devang Patel <dpatel@apple.com>
1271 PR tree-optimization/23625
1272 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1273 LABEL_EXPR, assertion check.
1275 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1277 * optabs.c (no_conflict_move_test): Check if a result of a
1278 to-be-moved insn would be clobbered by an originally
1281 2005-09-27 Jeff Law <law@redhat.com>
1283 * passes.c (init_optimization_passes): Replace copy propagation
1284 passes immediately after DOM with phi-only copy propagation
1285 pases. Add phi-only copy propagation pass after first DOM pass.
1286 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1287 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1288 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1289 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1290 to init_copy_prop. Callers updated.
1291 (do_phi_only_copy_prop): New function.
1292 (pass_phi_only_copy_prop): New pass descriptor.
1294 2005-09-27 Nick Clifton <nickc@redhat.com>
1296 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1298 2005-09-26 Jason Merrill <jason@redhat.com>
1301 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1303 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1305 2005-09-26 James E Wilson <wilson@specifix.com>
1307 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1308 copyright. Add gcc copyright plus libgcc exception.
1309 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1311 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1313 2005-09-26 Jeff Law <law@redhat.com>
1315 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1316 about when to iterate.
1318 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1321 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1322 for __complex__ double in -mcpu=G5 mode.
1324 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1326 PR tree-optimization/23942
1327 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1328 * tree-scalar-evolution.c: Include params.h.
1330 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1331 follow_ssa_edge_in_condition_phi_branch,
1332 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1333 Change return type to t_bool. Use a parameter to limit the size of
1334 trees that are walked before stopping
1335 (analyze_evolution_in_loop): Initialize the limit to 0.
1336 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1337 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1339 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1342 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1343 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1345 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1347 * combine.c (make_extraction): Check for valid use of subreg.
1349 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1352 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1353 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1354 ("fist<mode>2_with_temp"): Use only register operands.
1356 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1358 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1359 CALL_INSN_FUNCTION_USAGE.
1361 2005-09-26 Richard Guenther <rguenther@suse.de>
1364 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1365 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1366 (ldst_entry): Use the hashtable instead of list-walking.
1367 (find_rtx_in_ldst): Likewise.
1368 (free_ldst_entry): Free the hashtable.
1369 (compute_ld_motion_mems): Create the hashtable.
1370 (trim_ld_motion_mems): Remove entry from hashtable if
1371 removing it from list.
1372 (compute_store_table): Likewise^2.
1373 (store_motion): Free hashtable in case we did not see
1376 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1378 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1379 and arg1 if we are passing them to fold_build2.
1381 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1384 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1387 2005-09-25 Richard Henderson <rth@redhat.com>
1389 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1390 SYMBOL_REF_TLS_MODEL to be correct.
1392 2005-09-24 Richard Henderson <rth@redhat.com>
1394 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1395 end of function. Reindent.
1397 2005-09-24 Ian Lance Taylor <ian@airs.com>
1399 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1400 NEGATE_EXPR/BIT_NOT_EXPR case.
1402 2005-09-24 Richard Henderson <rth@redhat.com>
1404 * c-common.c (handle_mode_attribute): When not modifying in place,
1405 create subtypes for enumerations.
1406 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1407 * gimplify.c (create_tmp_from_val): Likewise.
1409 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1411 * config/i386/i386.md (*tls_global_dynamic_64,
1412 *tls_local_dynamic_base_64): Add missing mode to call.
1413 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1415 2005-09-24 Jan Hubicka <jh@suse.cz>
1417 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1418 (cgraph_clone_node): Likewise.
1419 * cgraph.h (cgraph_clone_edge): Update prototype.
1420 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1421 duplicated prototypes; add updating argument.
1422 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1423 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1425 (cgraph_mark_inline_edge): Likewise.
1426 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1427 (cgraph_flatten_node): Likewise.
1428 (cgraph_decide_recursive_inlining): Likewise.
1429 (cgraph_decide_inlining_of_small_function): Likewise.
1430 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1432 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1433 Pete Steinmetz <steinmtz@us.ibm.com>
1435 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1436 (rldic.): Set type to "compare".
1438 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1439 mfjmpr for MFCTR/MFLR.
1440 (movdf_hardfloat64): Same.
1441 (movdf_softfloat64): Same. Correct order of store and move types.
1442 (movti_string): Set type to store_ux/load_ux.
1443 (load_multiple): Set type to load_ux.
1444 (store_multiple): Set type to store_ux.
1445 (movmemsi): Set type to store_ux.
1446 (output_cbranch direct_return): Set type to jmpreg.
1447 (stmw): Set type to store_ux.
1448 (lmw): Set type to load_ux.
1449 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1450 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1451 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1452 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1453 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1454 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1455 (rios1-fpstore): Increase latency to 3.
1456 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1457 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1459 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1460 Andrew Pinski <pinskia@physics.uc.edu>
1462 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1463 operand2 constraint to "b".
1464 (sync_<fetchop_name>di_internal): Same.
1465 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1467 (sync_old_<fetchop_name>di_internal): Same.
1468 (sync_new_<fetchop_name>si_internal): Same.
1469 (sync_new_<fetchop_name>di_internal): Same.
1471 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1474 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1475 case, define as macros.
1477 PR rtl-optimization/23837
1478 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1479 clobber / clobber match between dest and p->first.
1481 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1482 (no_conflict_move_test): Update comments.
1484 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1486 * doc/install.texi: Update URL for Jacks.
1487 * doc/sourcebuild.texi: Likewise.
1489 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1492 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1493 registers when choosing register preferences.
1494 (movdf_hardfloat64): Same.
1496 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1498 * expmed.c (expand_shift): Don't use the target of the rotate as
1499 target for the first expanded shift insn.
1500 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1502 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1504 PR tree-optimization/22438
1505 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1506 preserved iv rhs rewriting specially.
1508 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1510 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1511 estimate_only is true.
1512 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1513 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1514 tree-ssa-structalias.c
1515 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1516 ref_contains_indirect_ref.
1517 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1519 2005-09-21 DJ Delorie <dj@redhat.com>
1521 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1523 (mn10300_return_in_memory): Support variable size types also.
1524 (mn10300_pass_by_reference): Likewise.
1525 (mn10300_function_value): New.
1526 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1527 (FUNCTION_OUTGOING_VALUE): Likewise.
1528 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1529 * doc/invoke.texi: Document it.
1531 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1534 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1535 force integer op1 into register for XFmode compares.
1537 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1540 * expmed.c (alg_code): Add alg_impossible.
1541 (alg_hash_entry): Add cost.
1542 (synth_mult): Record alg_impossible in the hash table if
1543 multiplication by a given integer is impossble within the
1544 limit. Speed up using alg_impossible.
1546 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1548 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1549 argument. Allow and set any offset if needs_anyoffset is passed
1551 (get_constraint_for): Add argument here too.
1553 (do_structure_copy): Pass NULL to get_constraint_for.
1554 (handle_ptr_arith): Ditto.
1555 (find_func_aliases): Ditto.
1557 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1559 PR rtl-optimization/23898
1560 * output.h (get_attr_min_length): Declare.
1561 * final.c (get_attr_length_1): New function, broken out of:
1563 (get_attr_min_length): New function.
1564 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1565 (duplicate_computed_gotos): Likewise.
1566 * genattr.c (insn_min_length): Generate declaration.
1567 * genattrtab.c (min_fn, min_attr_value): New functions.
1568 (make_length_attrs): Generate insn_min_length.
1570 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1572 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1574 2005-09-20 Richard Henderson <rth@redhat.com>
1576 PR tree-optimization/24059
1577 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1580 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1582 * c.opt (fextended-identifiers): New.
1583 * c-opts.c (c_common_handle_option): Handle
1584 -fextended-identifiers.
1585 * doc/cpp.texi: Update documentation of extended identifiers.
1586 * doc/cppopts.texi (-fextended-identifiers): Document.
1588 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1590 PR tree-optimization/23929
1591 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1594 PR tree-optimization/23818
1595 * tree-stdarg.c (execute_optimize_stdarg): Call
1596 calculate_dominance_info.
1598 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1600 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1601 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1602 (compute_overlap_steps_for_affine_1_2): Use
1603 get_number_of_iters_for_loop.
1604 (analyze_subscript_affine_affine): Check whether difference is
1606 Use get_number_of_iters_for_loop.
1607 Check whether overlap occurs outside of bounds.
1608 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1610 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1612 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1613 base register if possible.
1615 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1617 PR tree-optimization/18463
1618 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1619 converting it directly is not possible.
1620 (chrec_convert_aggressive): New function.
1621 * tree-chrec.h (chrec_convert_aggressive): Declare.
1622 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1623 Fold chrec conversions aggressively if asked to.
1624 (instantiate_parameters): Modified because of changes in
1625 instantiate_parameters_1.
1627 2005-09-19 Richard Henderson <rth@redhat.com>
1629 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1630 (reduc_splus_v2df): New.
1632 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1634 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1635 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1637 2005-09-19 Richard Henderson <rth@redhat.com>
1639 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1642 2005-09-19 Richard Henderson <rth@redhat.com>
1644 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1645 (ia64_expand_dot_prod_v8qi): New.
1646 * config/ia64/ia64-protos.h: Update.
1647 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1648 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1649 sdot_prodv8qi, sdot_prodv4hi): New.
1650 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1652 2005-09-19 Richard Henderson <rth@redhat.com>
1655 * real.c (exact_real_truncate): Return false if the format cannot
1656 represent the number as a normal.
1658 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1659 for a memory source.
1661 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1663 * tree-ssa-operands.c (swap_tree_operands): Export.
1664 * tree.h (swap_tree_operands): Declare.
1665 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1666 Call swap_tree_operands.
1668 2005-09-19 Richard Henderson <rth@redhat.com>
1670 * tree-flow.h (merge_alias_info): Declare.
1671 * tree-ssa-copy.c (merge_alias_info): Export.
1672 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1673 (vect_create_data_ref_ptr): Use create_iv directly.
1674 (vectorizable_load): Use correct types for integer constants.
1675 (vect_generate_tmps_on_preheader): Likewise.
1676 (vect_gen_niters_for_prolog_loop): Likewise.
1678 2005-09-19 Steven Bosscher <stevenb@suse.de>
1680 PR rtl-optimization/23943
1681 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1683 2005-09-18 Jan Hubicka <jh@suse.cz>
1685 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1687 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1689 * varasm.c (output_constant): Do not abort on conversions to union
1690 types between different sizes.
1692 2005-09-18 Richard Guenther <rguenther@suse.de>
1695 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1698 2005-09-18 Paul Brook <paul@codesourcery.com>
1700 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1702 2005-09-17 Richard Henderson <rth@redhat.com>
1704 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1705 * tree-ssa-loop.c (pass_vect_dce): Remove.
1706 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1709 2005-09-17 Richard Henderson <rth@redhat.com>
1711 * tree-pass.h (pass_vect_dce): Declare.
1712 * passes.c (init_optimization_passes): Add it.
1713 * tree-flow.h (tree_ssa_dce): Declare.
1714 * tree-ssa-dce.c (tree_ssa_dce): Export.
1715 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1716 (gate_tree_vectorize): ... here.
1717 (pass_vect_dce): New.
1719 2005-09-17 Jan Hubicka <jh@suse.cz>
1721 * except.c (struct eh_status): Turn region_array into vec.
1722 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1723 convert_from_eh_region_ranges, find_exception_handler_labels,
1724 current_function_has_exception_handlers, assign_filter_values,
1725 build_post_landing_pads, dw2_build_landing_pads,
1726 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1727 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1728 foreach_reachable_handler, can_throw_internal_1,
1729 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1731 (duplicate_eh_region_1): Update region_array.
1732 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1734 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1737 * expmed.c (expand_mult): Substitute simple register for op0 when
1740 2005-09-17 Richard Henderson <rth@redhat.com>
1742 * expr.c (emit_move_via_integer): Add force argument, pass it on
1743 to emit_move_change_mode. Update callers.
1744 (emit_move_complex): Pass true to new force argument.
1745 * function.c (expand_function_end): Move expand_eh_return call
1746 earlier. Merge sub-word complex values into a pseudo before
1747 copying to the return hard register.
1749 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1751 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1752 between different sizes.
1754 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1758 * passes.c (init_optimization_passes): Register dump files for
1761 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1763 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1764 * config/s390/s390.c (s390_overlap_p): New function.
1765 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1766 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1769 2005-09-16 Richard Guenther <rguenther@suse.de>
1771 * ipa-pure-const.c (static_execute): Free auxiliar information.
1772 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1773 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1775 2005-09-15 DJ Delorie <dj@redhat.com>
1777 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1779 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1781 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1783 (swap_commutative_operands_with_target): New.
1785 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1787 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1790 (estimate_iters_using_array): New function.
1791 * tree-data-ref.h (estimate_iters_using_array): Prototype
1792 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1793 Use estimate_iters_using_array instead of analyze_array.
1795 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1797 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1800 2005-09-15 Michael Matz <matz@suse.de>
1802 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1804 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1806 PR tree-optimization/23835
1807 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1808 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1810 2005-09-14 Richard Henderson <rth@redhat.com>
1812 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1813 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1815 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1817 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1818 in the ARRAY_TYPE case.
1820 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1822 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1824 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1827 * tree-vect-transform.c (vectorizable_operation): Return false for
1828 scalar shift operations and for vector shift operations with
1829 non-invariant shift arguments. Use scalar tree operand op1 as
1830 a shift operand when vector shift insn pattern uses scalar shift
1832 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1834 2005-09-14 Olivier Hainque <hainque@adacore.com>
1836 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1837 value if it has side-effects.
1839 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1842 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1844 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1846 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1847 passed as NAME as if it were label at start of function code.
1849 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1851 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1854 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1856 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1857 as early clobber. Rewrite so the PIC register is not implicitly used.
1859 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1861 * tree.c (annotate_with_file_line): Compare line numbers before
1864 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1867 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1868 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1870 2005-09-13 Ian Lance Taylor <ian@airs.com>
1872 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1873 than a HOST_WIDEST_INT to gen_doloop_begin.
1875 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1877 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1879 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1881 PR tree-optimize/23817
1882 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1884 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1887 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1888 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1889 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1890 (restore_stack_nonlocal): Likewise.
1891 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1893 2005-09-12 Ian Lance Taylor <ian@airs.com>
1896 * c.opt (ffriend-injection): New C++ option.
1897 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1898 (C++ Dialect Options): Document -ffriend-injection.
1900 2005-09-12 Josh Conner <jconner@apple.com>
1903 * ipa-reference.c (static_execute): Don't mark variables in
1904 named sections TREE_READONLY.
1906 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1908 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1911 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1913 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1914 V_MUST_DEF instead of just the first_use_p.
1915 Don't mark the virtual variables for renaming on the statement which
1917 (pass_dse): Remove TODO_update_ssa.
1919 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1922 * stor-layout.c (compute_record_mode): For records with a single
1923 field, actually check the field's mode size against the type size.
1925 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1926 registers for TARGET_SHMEDIA.
1927 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1928 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1929 of GENERAL_REGS and FP_REGS.
1931 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1933 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1935 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1937 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1938 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1939 are omitted. Exclude stack_tie insn too.
1941 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1943 PR rtl-optimization/23098
1944 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1946 * config/rs6000/rs6000.md (movdf splitter): Use
1947 const_double_operand predicate for TARGET_POWERPC64.
1948 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1949 SYMBOL_REF method to ABI_V4.
1951 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1952 replace_equiv_address.
1953 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1954 rs6000_sr_alias_set and MEM_NOTRAP.
1955 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1957 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1959 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1960 handle CALL_EXPR again.
1962 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1964 * arm/predicates.md (alignable_memory_operand): Delete.
1966 2005-09-10 Richard Henderson <rth@redhat.com>
1969 * dbxout.c (dbxout_expand_expr): New.
1970 (dbxout_symbol): Use it.
1972 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1974 * arm.c (arm_gen_rotated_half_load): Delete.
1975 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1976 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1977 (thumb_set_return_address): Likewise.
1978 (thumb_load_double_from_address): Use adjust_address.
1979 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1980 (extendhsisi2_mem, movhi_bytes): Use change_address.
1981 (movhi): Use widen_memory_access.
1982 (reload_out_df): Use replace_equiv_address.
1983 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1985 2005-09-09 Richard Henderson <rth@redhat.com>
1988 * dbxout.c: Include expr.h.
1989 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1990 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1991 * Makefile.in (dbxout.o): Add EXPR_H.
1993 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1995 PR tree-optimization/23509
1996 * tree-cfg.c (replace_uses_by): Use replace_exp.
1997 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1998 pointers have name_mem_tag or type_mem_tag set.
2000 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2002 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2003 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2004 of wrongly accessing operands.
2006 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2008 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2009 * tree-chrec.c: Include tree-scalar-evolution.h.
2010 (chrec_convert): Instantiate the base and step before calling
2011 scev_probably_wraps_p that would fail on parametric evolutions.
2012 Collect all the fails into a single section failed_to_convert,
2013 print a diagnostic, and return chrec_dont_know instead of calling
2015 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2016 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2018 (scev_const_prop): Don't replace the definition of a loop closed ssa
2019 phi node by itself, or by another loop closed ssa phi node.
2020 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2021 that base and step are defined.
2023 2005-09-09 Richard Guenther <rguenther@suse.de>
2026 * fold-const.c (fold_ternary): Check truth_value_p before
2027 calling invert_truthvalue.
2029 2005-09-09 Nick Clifton <nickc@redhat.com>
2031 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2032 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2033 dimension of these arrays.
2034 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2036 * longlong.h: Only provide a prototype for the __clz_tab[] array
2037 if this header has not been included from libgcc2.h.
2038 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2040 Provide prototypes for exported functions.
2041 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2044 2005-09-08 Josh Conner <jconner@apple.com>
2048 * expr.c (expand_expr_addr_expr_1): Don't invoke
2049 expand_simple_binop for EXPAND_INITIALIZER.
2051 2005-09-08 Richard Henderson <rth@redhat.com>
2054 * toplev.c (wrapup_global_declaration_1): Split out ...
2055 (wrapup_global_declaration_2): ... from ...
2056 (wrapup_global_declarations): ... here. Return bool.
2057 (check_global_declaration_1): Split out ...
2058 (check_global_declarations): from here.
2059 (emit_debug_global_declarations): New.
2060 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2061 check_global_declaration_1, emit_debug_global_declarations): Declare.
2062 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2063 of decls. Call wrapup_global_declaration_1,
2064 wrapup_global_declaration_2, check_global_declaration_1 directly.
2065 (c_write_global_declarations_2): New.
2067 (c_write_global_declarations): Call c_write_global_declarations_2.
2068 * langhooks.c (write_global_declarations): Call
2069 emit_debug_global_declarations.
2071 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2072 remove decls that have DECL_RTL_SET_P.
2073 * passes.c (rest_of_decl_compilation): Invoke
2074 cgraph_varpool_finalize_decl for all but functions.
2076 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2078 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2079 the result of a conversion if the new min and max cannot be compared.
2081 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2083 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2084 (override_options): Setting s390_sr_alias_set removed.
2085 (save_fpr, save_gprs): Set alias set to vararg or frame.
2086 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2087 s390_sr_alias_set with get_frame_alias_set ().
2088 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2089 get_varargs_alias_set ().
2091 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2095 * c-parser.c (c_parser_objc_method_definition): If the next
2096 token is not "{", error out and don't start the function.
2098 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2100 * tree-vrp.c (extract_range_from_expr): Move the check for non
2101 nullness after the check for gimple invariant.
2103 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2105 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2107 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2110 * config/m32r.md (movmemsi_internal): Canonicalize order of
2111 operands in PLUS component of template.
2113 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2115 * reload1.c (fixup_eh_region_note): Remove assertion.
2116 (fixup_abnormal_edges): Reverted removal of call to
2117 find_many_sub_basic_blocks made on 2005-08-31.
2119 2005-09-07 Richard Henderson <rth@redhat.com>
2121 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2122 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2123 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2124 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2125 rearrange for better packing.
2126 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2127 (lookup_cfa_1): Remove inline marker.
2128 (cfa_equal_p): Split out of ...
2129 (def_cfa_1): ... here. Use INVALID_REGNUM.
2130 (build_cfa_loc): Handle !cfa->indirect.
2131 (frame_pointer_cfa_offset): New.
2132 (dbx_reg_number): Assert register elimination performed; do
2133 leaf register remapping.
2134 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2135 (eliminate_reg_to_offset): New.
2136 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2137 for verifiably local stack frame addresses; re-base to CFA.
2138 (mem_loc_descriptor): Remove can_use_fbreg argument.
2139 (concat_loc_descriptor, loc_descriptor): Likewise.
2140 (containing_function_has_frame_base): Remove.
2141 (rtl_for_decl_location): Don't do register elimination or
2142 leaf register remapping here.
2143 (secname_for_decl): Split out from ..
2144 (add_location_or_const_value_attribute): ... here.
2145 (convert_cfa_to_loc_list): New.
2146 (compute_frame_pointer_to_cfa_displacement): New.
2147 (gen_subprogram_die): Use them.
2148 * tree.h (frame_base_decl): Remove.
2149 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2150 (prologue_stack_adjust): Remove.
2151 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2152 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2153 (set_frame_base_location): Remove.
2154 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2155 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2156 (vt_add_function_parameters): Don't eliminate_regs.
2157 (vt_initialize): Don't create frame_base_decl.
2159 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2161 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2162 version of GNU binutils for 4.x and later.
2164 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2166 * ggc-page.c (ggc_push_context): Remove.
2167 (ggc_pop_context): Likewise.
2168 * ggc.h (ggc_push_context): Remove.
2169 (ggc_pop_context): Likewise.
2171 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2174 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2175 returning from an interrupt handler.
2177 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2180 * config/arc/arc.c (output_shift): Add check for loop count when
2183 2005-09-06 Steven Bosscher <stevenb@suse.de>
2185 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2187 (abs_replacement): Likewise.
2188 (pass_phiopt): Remove TODO_update_ssa.
2190 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2193 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2194 if "return with no value, in function returning non-void" warning
2196 * tree-cfg.c (execute_warn_function_return): Don't look at
2197 RETURN_EXPRs with TREE_NO_WARNING set.
2200 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2201 for internal functions doesn't use registers used by global registers
2202 variables. Use fewer register parameters if there are global register
2205 2005-09-06 Olivier Hainque <hainque@adacore.com>
2206 Eric Botcazou <ebotcazou@adacore.com>
2209 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2210 when we would be extracting outside its bit span (bitpos+bitsize
2211 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2212 Ada unchecked conversions.
2214 2005-09-06 Steven Bosscher <stevenb@suse.de>
2216 * tree-ssa-pre.c (try_look_through_load): New function.
2217 (compute_avail): Use it to try to look through loads for some
2218 more useful expressions.
2220 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2222 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2223 condition for detecting cases like (a&a) and (a^a).
2225 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2227 * common.opt: Add option ftree-vect-loop-version.
2228 * params.def: Add --param vect-max-version-checks.
2229 * doc/invoke.texi: Document ftree-vect-loop-version and
2230 --param vect-max-version-checks.
2231 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2232 may_misalign_stmts and defines for accessors.
2233 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2234 LOOP_VINFO_MAY_MISALIGN_STMTS.
2235 (destroy_loop_vec_info): VEC_free for
2236 LOOP_VINFO_MAY_MISALIGN_STMTS.
2237 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2238 Update documentation.
2239 (vect_update_misalignment_for_peel): New.
2240 (vect_enhance_data_refs_alignment): Update to choose loop
2241 peeling or loop versioning if appropriate for the (potentially)
2242 unaligned data references in the loop.
2243 (vect_analyze_data_refs_alignment): Remove call to
2244 vect_enhance_data_refs_alignment so the checks can be done
2246 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2247 and move up call to vect_analyze_data_refs_alignment.
2248 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2249 (vect_transform_loop): Add call to loop_version.
2251 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2253 PR rtl-optimization/23098
2254 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2255 * simplify-rtx.c (constant_pool_reference_p): New function.
2256 * rtl.h (constant_pool_reference_p): New prototype.
2257 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2258 constant_pool_reference_p in condition and
2259 avoid_constant_pool_reference in preparation statements.
2261 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2263 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2264 STRICT_LOW_PART SETs.
2266 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2269 * except.c (sjlj_emit_function_enter): Find the function begin
2270 note even when it's not in first basic block.
2272 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2274 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2275 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2276 * aclocal.m4: Regenerate.
2278 2005-09-05 DJ Delorie <dj@redhat.com>
2280 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2283 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2285 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2286 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2287 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2288 Follow spelling conventions.
2289 * doc/invoke.texi: Follow spelling conventions.
2291 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2293 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2294 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2295 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2297 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2300 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2301 (output_stack_adjust): Use gen_tmp_stack_mem.
2302 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2303 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2304 (sh_get_pr_initial_val): Likewise.
2305 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2306 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2307 * sh.md (divsi_inv_m0): Use gen_const_mem.
2308 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2309 (movdf_i4+1): Use gen_tmp_stack_mem.
2310 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2311 (fpu_switch+2): Likewise.
2312 (movv4sf_i, movv16sf_i): Use adjust_address.
2313 (symGOT_load): Set MEM_NOTRAP_P bit.
2315 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2318 * pa.c (emit_move_sequence): Fix typo in last change.
2320 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2322 PR rtl-optimization/23454
2323 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2326 2005-09-03 Richard Henderson <rth@redhat.com>
2327 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2330 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2333 2005-09-02 Nicolas Pitre <nico@cam.org>
2335 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2336 to bit_count to 32 bits.
2338 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2341 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2342 generating synthetic loads from volatile lvalues.
2344 005-09-02 Nick Clifton <nickc@redhat.com>
2346 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2347 __ctzhi2, __clzhi2): New functions.
2349 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2352 * tree-nested.c (struct var_map_elt): Mark with GTY.
2353 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2355 (lookup_field_for_decl): Allocate new element in GC memory.
2356 (lookup_tramp_for_decl): Likewise.
2357 (convert_nl_goto_reference): Likewise
2358 (create_nesting_tree): Allocate info in GC memory. Likewise for
2360 (free_nesting_tree): Free with ggc_free instead of free.
2361 (root): New static variable.
2362 (lower_nested_functions): Remove root as local variable. And zero out
2363 root at the end of the function.
2365 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2367 PR rtl-optimization/20365
2368 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2369 to short. New member ix.
2370 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2371 (simplify_plus_minus): Initialize ix members before calling qsort.
2373 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2375 PR tree-optimization/23626
2376 * tree-cfg.c (replace_uses_by): Clean up eh info.
2378 2005-09-01 DJ Delorie <dj@redhat.com>
2380 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2383 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2385 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2386 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2389 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2391 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2392 do not issue warning for a variable definition following
2395 2005-09-01 Richard Henderson <rth@redhat.com>
2398 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2399 conversion to CONST_VECTOR.
2401 2005-09-01 Richard Henderson <rth@redhat.com>
2404 * reload1.c (reload_as_needed): Check !CALL_P before calling
2405 fixup_eh_region_note.
2406 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2408 2005-09-01 DJ Delorie <dj@redhat.com>
2410 * varasm.c (output_constant): Let the target resolve
2411 conversions of addresses to non-default pointer sizes.
2413 2005-09-01 Nicolas Pitre <nico@cam.org>
2415 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2416 to alow matching ARM pre-indexed addressing mode.
2417 (arm_override_options): Remove now irrelevant comment.
2419 2005-09-01 Phil Edwards <phil@codesourcery.com>
2421 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2422 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2423 * config/i386/vxworks.h: Likewise.
2424 * config/i386/t-vxworksae: New file, for VxWorks AE.
2425 * config/i386/vxworksae.h: Likewise.
2427 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2429 PR tree-optimization/23410
2430 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2431 sequence is not wrapping during the first step.
2433 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2436 * dwarf2out.c (base_type_die): Compare char_type_node with
2437 TYPE_MAIN_VARIANT (type), not type.
2439 2005-09-01 Richard Guenther <rguenther@suse.de>
2441 PR tree-optimization/15366
2442 * common.opt: Add -finline-functions-called-once.
2443 Put -fearly-inlining in alphabetically ordered place.
2444 * doc/invoke.texi: Document new option.
2445 * ipa-inline.c (cgraph_decide_inlining): Honour
2446 flag_inline_functions_called_once.
2448 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2450 PR rtl-optimization/23478
2451 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2452 (alloc_qty): Initialize it.
2453 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2454 (combine_regs): Combine also n_throwing_calls_crossed fields.
2455 (find_free_reg): Don't attempt to caller-save pseudos crossing
2456 calls that might throw.
2457 * global.c (struct allocno): Add throwing_calls_crossed field.
2458 (global_alloc): Revert 2005-08-22 change. Initialize
2459 throwing_calls_crossed.
2460 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2463 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2466 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2467 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2468 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2469 (and64_2_operand): Tweak to use predicate.
2470 (and_operand): Adjust for mask_operand changes.
2471 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2472 (print_operand): Likewise.
2473 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2474 (mask64_1or2_operand): Delete.
2475 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2476 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2477 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2478 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2479 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2480 (rotldi3_internal4): Likewise.
2481 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2482 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2483 (ashldi3_internal7): Likewise.
2484 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2485 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2486 (anddi3 split): Don't match mask64_operand.
2487 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2488 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2489 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2490 't' splitter predicate.
2491 (movdi_internal64 + 2): Revert 2005-06-11 change.
2493 2005-08-31 DJ Delorie <dj@redhat.com>
2495 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2496 (m32c_asm_integer): Add support for 32 bit pointers.
2498 2005-08-31 Richard Henderson <rth@redhat.com>
2500 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2501 component-like references for setting MEM_NOTRAP_P.
2503 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2504 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2506 2005-08-31 Richard Henderson <rth@redhat.com>
2508 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2509 into a pseudo before applying gen_lowpart.
2511 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2513 * doc/install.texi (Specific): Update cctools version required
2514 for full functionality.
2515 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2516 linkers as -macosx_version_min.
2518 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2521 * sh.c (print_operand, %R and %S): Add handling of floating point
2522 registers, memory, constants and invalid operands.
2524 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2526 * ipa-pure-const.c: Change dump name.
2528 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2531 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2532 to "reg_or_0_operand".
2533 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2535 2005-08-31 Dale Johannesen <dalej@apple.com>
2537 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2538 loops that count down.
2540 2005-08-31 Richard Henderson <rth@redhat.com>
2543 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2544 (fixup_eh_region_note): New.
2545 (reload_as_needed): Call it.
2546 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2547 don't call find_many_sub_basic_blocks; call verify_flow_info.
2548 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2549 (keep_stack_depressed): Likewise.
2550 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2552 2005-08-31 Richard Henderson <rth@redhat.com>
2554 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2557 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2559 * expr.c (expand_expr_real_1): Compare size of address
2560 mode to target's address mode size in deciding expansion of
2561 the constant address.
2563 2005-08-31 Richard Guenther <rguenther@suse.de>
2566 * expr.c (all_zeros_p): New function.
2567 (expand_expr_real_1): Handle the case of an all-zero
2568 non-addressable constructor separately.
2570 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2572 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2573 arguments, adjust all callers.
2574 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2576 2005-08-30 Richard Henderson <rth@redhat.com>
2579 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2580 whenever the mode sizes match.
2582 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2584 * calls.c (load_register_parameters): Fix comment typo.
2585 * expr.c (emit_push_insn): Comment formatting.
2587 2005-08-30 Ian Lance Taylor <ian@airs.com>
2589 * config/i386/x-cygwin (host-cygwin): Change dependency from
2590 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2592 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2594 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2597 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2600 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2601 call to ggc_collect.
2603 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2606 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2607 beginning. Remove $(INCLUDES) from all the rules, if following
2608 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2610 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2613 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2614 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2615 not constant, but maxlen is, don't set len to maxlen, rather
2616 set maxlen to len if len is a constant.
2618 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2620 PR tree-optimization/23475
2621 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2624 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2626 Fix PR middle-end/22455
2628 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2629 Checksum only the parts of the tree that exist for the tree code.
2631 2005-08-28 Dale Johannesen <dalej@apple.com>
2633 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2635 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2637 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2639 2005-08-28 Richard Henderson <rth@redhat.com>
2641 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2642 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2645 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2648 * builtins.c (get_memory_rtx): Don't strip nops
2649 in between COMPONENT_REFs.
2651 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2654 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2656 (gimplify_modify_expr): Check for zero sized types and gimplify the
2657 rhs and lhs as statements.
2659 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2662 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2663 state for return address column of signal frames.
2665 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2668 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2669 bytes >= 2 not bytes == 2.
2670 (expand_block_move): Same.
2672 2005-08-27 Richard Guenther <rguenther@suse.de>
2675 * config/i386/sse.md (sse2_movsd): Add missing closing
2678 2005-08-27 Paul Brook <paul@codesourcery.com>
2680 * genrecog.c (enum decision_type): Add DT_num_insns.
2681 (struct decision_test): Add u.num_insns.
2682 (add_to_sequence): Add DT_num_insns test.
2683 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2684 (write_cond, debug_decision_2): Ditto.
2685 (change_state): Assume peep2_next_insn never fails.
2686 Remove "afterward" argument.
2687 (write afterward, write_tree): Update to match.
2688 * recog.c (peep2_current_count): New variable.
2689 (peep2_next_insn): Check it.
2690 (peephole2_optimize): Set peep2_current_count.
2691 * recog.h (peep2_current_count): Declare.
2693 2005-08-26 Josh Conner <jconner@apple.com>
2696 * ipa-pure-const.c (check_tree): Check for volatile-ness
2697 when considering a dereference.
2699 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2701 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2703 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2705 PR rtl-optimization/23561
2706 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2707 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2708 at most LEN bytes long memory fits into the field.
2709 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2710 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2711 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2713 2005-08-26 Richard Henderson <rth@redhat.com>
2716 * loop.c (biased_biv_may_wrap_p): New.
2717 (maybe_eliminate_biv_1): Use it to suppress non-equality
2718 comparison transformations. Delete disabled code.
2720 2005-08-26 Ian Lance Taylor <ian@airs.com>
2722 * combine.c (make_extraction): Avoid reference outside object.
2724 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2726 * stor-layout.c (finalize_type_size): Restore behaviour for
2727 non-aggregate types to the status quo ante of the patch for
2728 pr 23467. Document why it matters.
2730 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2733 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2734 array by one element, initialize the BT_LAST element with NULL.
2736 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2738 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2739 optimizing for size.
2741 (compare_plus_eqsi): Same.
2742 (plus_eqsi_compare): Same.
2743 (neg_eq0<mode>): Same.
2744 (neg_eq<mode>): Same.
2746 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2749 2005-08-26 Nick Clifton <nickc@redhat.com>
2751 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2752 TARGET_EP is not defined.
2753 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2754 TARGET_EP is enabled.
2755 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2756 * config/v850/v850.md (save_all_interrupt): Only use the EP
2757 register if TARGET_EP is defined.
2758 (restore_all_interrupt): Likewise.
2759 * config/v850/lib1funcs.asm: Update functions so that the EP
2760 register is only used if __EP__ is defined.
2762 2005-08-26 David Ung <davidu@mips.com>
2764 * config/mips/mips.c (mips_expand_prologue): Handle case when
2765 generating for MIPS16 and the outgoing argument area is more than
2766 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2769 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2771 * config/crx/crx.md: Make doloop_end pattern usage controllable
2772 via mloop-nesting=<max-nesting> command line switch. Make sure
2773 the combiner cannot use doloop_end_<mode> in an illegal way.
2774 * config/crx/crx.c: Use regs up to r6 for argument passing.
2775 Refine crx_address_cost (non cst4 displacements are expensive).
2776 * config/crx/crx.opt: Add switch for mloop-nesting=.
2778 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2780 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2781 (UNSPEC_MVST): New constant.
2783 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2785 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2786 Reject operands containing eliminable registers.
2787 * testsuite/gcc.dg/20050825-1.c: New testcase.
2789 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2790 Jan Hubicka <jh@suse.cz>
2792 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2794 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2796 PR tree-optimization/23546
2797 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2800 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2802 * params.def (PARAM_MIN_SPEC_PROB): New.
2803 * sched-rgn.c (MIN_PROBABILITY): Delete.
2804 (compute_trg_info): Convert to PARAM_VALUE.
2805 * doc/invoke.texi (param): Document min-spec-prob.
2807 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2809 * config/darwin.h: define __PIC__
2810 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2811 TARGET_OS_CPP_BUILTINS macro.
2813 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2815 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2818 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2820 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2822 * cfghooks.c (duplicate_block): Added position where to place
2823 new block as argument.
2824 * cfghooks.h (duplicate_block): Declaration changed.
2825 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2827 * cfglayout.h (copy_bbs): Declaration changed.
2828 * cfgloop.h (loop_version): Declaration changed.
2829 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2830 position to copy_bbs.
2831 (loop_version): Pass position to duplicate_loop_to_header_edge.
2832 Add place_after argument and position new blocks according to
2834 * modulo-sched.c (sms_schedule): Pass place_after argument
2836 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2837 * tree-cfg.c (split_edge_bb_loc): New function.
2838 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2839 to determine position of new blocks.
2840 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2842 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2843 argument to duplicate_block.
2844 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2845 Pass position to copy_bbs.
2847 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2849 * fold-const.c (ptr_difference_const): Use
2850 cst_and_fits_in_hwi instead of host_integerp.
2852 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2854 * config/darwin.c (gen_pic_offset): New.
2855 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2858 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2860 PR tree-optimization/23486
2861 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2863 2005-08-23 Phil Edwards <phil@codesourcery.com>
2865 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2866 remove use_collect2.
2867 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2869 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2870 configuration files to override the default value.
2872 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2873 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2874 * config/vx-common.h: New file, split out from...
2875 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2876 * config/vxworksae.h: New file, for VxWorks AE.
2877 * config/vxworks.opt: New file.
2878 * config/vxlib.c: Update for VxWorks 6.
2880 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2881 other MULTILIB_* variables appropriately.
2882 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2883 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2884 * config/rs6000/vxworks.h: Update for VxWorks 6.
2885 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2887 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2890 * config/darwin.c (machopic_select_section): Remove the hack to
2891 mark "::operator new" and "::operator delete" for coalescing
2892 even though they are not weak.
2894 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2896 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2897 * configure: Regenerate.
2899 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2902 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2904 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2905 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2908 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2910 * config/rs6000/predicates.md (equality_operator): New.
2911 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2912 comparison with a large constant.
2914 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2916 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2918 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2920 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2921 registers is even, and we have a hardware double precision fp,
2923 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2924 size of current argument when checking if argument was passed in
2927 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2930 * stor-layout.c (finalize_type_size): Dont override
2931 existing alignment with a smaller alignment from the mode.
2933 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2935 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2936 * lambda.h (lambda_vector_lexico_pos): ... here.
2937 * tree-data-ref.c (build_classic_dist_vector): Return false when
2938 the distance vector is lexicographically negative.
2940 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2942 PR tree-optimization/23511
2943 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2944 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2946 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2948 PR tree-optimization/22043
2949 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2950 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2951 If ALLOW_FLEXARR, handle types ending with flexible array member.
2952 Pass false as second argument to recursive count_type_elements calls.
2953 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2954 argument to count_type_elements call.
2955 * tree-sra.c (decide_block_copy): Likewise.
2956 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2957 for a constant-sized object, set cleared as well. Pass true as
2958 second argument to count_type_elements call.
2960 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2963 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2964 from legitimate_small_data_p, and make global. Update use.
2965 Remove forward declaration.
2966 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2968 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2970 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2972 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2973 of scratch intermediates.
2974 (eq<mode>_compare): Same.
2975 (neg_eq0<mode>): New.
2976 (neg_eq<mode>): Convert to define_insn_and_split.
2978 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2981 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2982 stdarg functions, set/clear the fp marker even when no variable
2984 * config/rs6000/sysv4.opt (mprototype): Describe.
2986 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2988 PR rtl-optimization/23478
2989 * regs.h (reg_info): Add throw_calls_crossed.
2990 (REG_N_THROWING_CALLS_CROSSED): Define.
2991 * flow.c (allocate_reg_life_data): Initialize
2992 REG_N_THROWING_CALLS_CROSSED.
2993 (propagate_one_insn, attempt_auto_inc): Update
2994 REG_N_THROWING_CALLS_CROSSED.
2995 * global.c (global_alloc): Don't allocate pseudos across
2996 calls that may throw.
2998 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3001 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3002 value is inbetween the range if we did not find an exact match.
3004 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3006 * doc/invoke.texi (Option Summary): Add ms1 options.
3007 * doc/extend.texi: Document interrupt handler attribute for ms1.
3008 * doc/md.texi: Document ms1 constraints.
3009 * config.gcc: Add ms1-*-elf.
3010 * config/ms1/ms1.h: New.
3011 * config/ms1/ms1.c: New.
3012 * config/ms1/ms1.md: New.
3013 * config/ms1/ms1-protos.h: New.
3014 * config/ms1/ABI.txt: New.
3015 * config/ms1/crti.asm: New.
3016 * config/ms1/crtn.asm: New.
3017 * config/ms1/lib2extra-funcs.c: New.
3018 * config/ms1/t-ms1: New.
3019 * config/ms1/ms1.opt: New.
3021 2005-08-22 Ira Rosen <irar@il.ibm.com>
3023 * config/rs6000/altivec.md (xorv4sf3): New.
3024 (negv4sf2, neg<mode>2): Likewise.
3026 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3029 * config/ia64/ia64.md (divsi3): Check divide by zero.
3030 (udivsi3): Likewise.
3032 (udivdi3): Likewise.
3034 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3036 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3037 up to elem_bitsize bits, not max_bitsize.
3039 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3041 PR tree-optimization/23433
3042 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3043 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3045 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3047 PR tree-optimization/23434
3048 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3049 the iteration bound is not an INTEGER_CST.
3051 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3053 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3054 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3055 NULL if need_epilog_adjust is false.
3056 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3057 Case 3 always peels first itration, not just for PLUS case, and no need
3058 to use scalar_initial_def here. Create an epilog adjustment only if
3059 scalar_initial_def is not NULL.
3061 (vectorizable_reduction): Remove assert.
3063 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3066 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3067 (__moddi3): Likewise.
3068 (__udivdi3): Likewise.
3069 (__umoddi3): Likewise.
3070 (__divsi3): Likewise.
3071 (__modsi3): Likewise.
3072 (__udivsi3): Likewise.
3073 (__umodsi3): Likewise.
3075 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3077 * tree-pass.h (TDF_GRAPH): Define.
3078 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3079 * passes.c (finish_optimization_passes): Only call
3080 finish_graph_dump_file if TDF_GRAPH is set.
3081 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3082 NULL. Set TDF_GRAPH bit.
3083 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3085 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3087 * arm.h (arm_stack_offsets): Add locals_base field.
3088 * arm.c (arm_get_frame_offsets): Compute it.
3089 (thumb_compute_initial_elimination offset): Make the Thumb frame
3090 pointer point to the base of the local variables.
3091 (thumb_expand_prologue): Update accordingly.
3092 (thumb_expand_epilogue): Likewise.
3094 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3095 mode of clobbered scratch to DImode. Handle a case that's known to
3098 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3100 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3101 (gt0<mode>_compare): Delete.
3102 (neg_gt0<mode>): Delete.
3104 2005-08-19 Eric Christopher <echristo@apple.com>
3106 * optabs.h: Change CTI_ to COI_.
3109 2005-08-19 James E Wilson <wilson@specifix.com>
3111 * builtins.c (expand_builtin_return_addr): Set
3112 current_function_accesses_prior_frames when count != 0. Use
3113 frame_pointer_rtx when count == 0.
3114 * function.h (struct function): Add accesses_prior_frames field.
3115 (current_function_accesses_prior_frames): Define.
3116 * reload1.c (init_elim_table): Check
3117 current_function_accesses_prior_frames.
3118 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3120 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3122 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3123 indicator. Return true if the flowgraph changed during
3126 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3129 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3130 conditional expression before testing its value.
3132 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3134 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3136 2005-08-19 Devang Patel <dpatel@apple.com>
3138 PR tree-optimization/23048
3139 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3140 third parameter. Check whether latch is dominated by exit
3142 (if_convertible_loop_p): Supply exit block itself to
3143 if_convertible_bb_p.
3145 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3148 * arm.md (arm_load_pic_register): Change argument to the mask of
3149 saved registers. Call thumb_find_work_register if we need a
3150 scratch register on Thumb.
3151 (arm_expand_prologue): Pass empty register set to
3152 arm_load_pic_register.
3153 (thumb_expand_prologue): Pass live_regs_mask directly to
3154 arm_load_pic_register.
3155 * arm-protos.h (arm_load_pic_register): Update prototype.
3157 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3159 * sh.c (find_sole_member): New function.
3160 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3161 if the record's alignment is larger than the size of its only member.
3163 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3166 * arm.c (thumb_legitimize_reload_address): New function.
3167 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3168 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3170 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3172 * config/crx/crx.c: Implement crx_decompose_address. Reject
3173 symbolic displacements since CRX register relative adressing
3174 mode can't handle unsigned 32-bit values as displacements.
3175 * config/crx/crx.h: Simplify definitions, remove redundant
3176 parenthesis and obsolete macros.
3177 * config/crx/crx.opt: Add new switch for debugging addresses.
3178 * config/crx/crx-protos.h: Add new declarations for above.
3180 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3183 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3186 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3188 * collect2.c (dup2): Delete.
3189 * configure.ac: Don't check for dup2.
3191 * config.in, configure: Regenerate.
3193 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3195 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3196 record with the type of its only member.
3198 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3200 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3201 define_insn_and_split.
3202 (plus_ltu<mode>_compare): Same.
3203 (gtu<mode>_compare): Same.
3204 (plus_gtu<mode>_compare): Same.
3206 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3208 PR tree-optimization/22228
3209 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3211 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3212 are recorded in vect_vnames_to_rename for renaming.
3213 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3214 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3215 in vect_vnames_to_rename.
3216 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3217 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3219 2005-08-18 Jan Hubicka <jh@suse.cz>
3222 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3223 info only for local statics, not for member variables.
3225 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3227 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3229 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3231 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3233 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3236 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3238 2005-08-17 James E Wilson <wilson@specifix.com>
3240 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3243 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3245 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3246 (leu<mode>_compare): Same.
3247 (plus_leu<mode>): Same.
3248 (neg_leu<mode>): Same.
3249 (and_neg_leu<mode): Same.
3250 (ltu<mode>_compare): Same.
3251 (plus_ltu<mode>): Same.
3253 (geu<mode>_compare): Same.
3254 (plus_geu<mode>): Same.
3255 (neg_geu<mode>): Same.
3256 (and_neg_geu<mode>): Same.
3257 (plus_gt<mode>): Same.
3258 (gtu<mode>_compare): Same.
3259 (plus_gtu<mode>): Same.
3261 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3263 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3264 Move call_table_data to end. Delete spurious .text.
3265 (callt_save_all_interrupt): Fix comment typo.
3267 2005-08-17 James E Wilson <wilson@specifix.com>
3268 Kevin Winchester <winchester@amirix.com>
3271 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3273 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3276 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3277 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3279 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3281 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3282 record with the type of its only member if the modes don't match.
3284 * varasm.c (decode_reg_name): Skip empty additional register names.
3286 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3288 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3289 lsm_tmp_name_length): New.
3290 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3291 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3293 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3294 Andreas Krebbel <krebbel1@de.ibm.com>
3296 * config.gcc: Added z9-109 switch.
3297 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3298 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3299 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3300 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3301 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3302 for "z9_109" cpu attribute.
3303 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3304 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3305 (s390_handle_arch_option): Added z9-109 switch.
3306 (override_options): Set respective cost function for z9-109.
3307 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3308 (legitimate_reload_constant_p): Accept extended immediates.
3309 (print_operand): Three new output modifiers added: k, m and o.
3310 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3311 (s390_output_mi_thunk): Use extended immediate when possible.
3312 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3313 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3314 (CONSTRAINT_LEN): Added length of O constraint.
3315 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3316 * config/s390/s390.md ("cpu"): New value z9_109 added.
3317 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3318 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3319 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3320 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3321 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3322 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3323 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3324 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3325 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3326 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3327 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3328 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3329 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3330 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3331 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3333 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3334 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3335 insns for TARGET_EXTIMM.
3337 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3339 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3341 2005-08-17 Nick Clifton <nickc@redhat.com>
3343 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3344 Call default_encode_section_info.
3346 2005-08-17 Steven Bosscher <stevenb@suse.de>
3348 PR tree-optimization/21574
3349 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3350 constant, return CONSTANT.
3351 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3352 (ccp_fold, visit_assignment): Likewise.
3353 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3355 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3357 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3358 fold_buildN instead of buildN then fold_initializer or fold.
3359 (build_unary_op): Likewise.
3360 (build_binary_op): Likewise.
3361 * fold-const.c (fold_initializer): Remove.
3362 (fold_build1_initializer): New function.
3363 (fold_build2_initializer): New function.
3364 (fold_build3_initializer): New function.
3365 * tree.h (fold_initializer): Remove.
3366 (fold_build1_initializer): New function.
3367 (fold_build2_initializer): New function.
3368 (fold_build3_initializer): New function.
3370 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3372 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3373 (try_move_mult_to_index): Call fold_build2 instead of build2.
3374 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3375 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3376 fold_binary_to_constant.
3377 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3379 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3380 check if A == gcd (A, B). Remove TYPE argument.
3381 (analyze_offset) Use fold_build2 instead of fold (build.
3382 (create_data_ref): Likewise.
3383 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3384 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3387 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3389 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3390 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3392 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3395 * gimplify.c (zero_sized_type): New function.
3396 (gimplify_modify_expr_rhs): If we have a zero sized type,
3397 replace the statement with an empty statement.
3399 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3401 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3404 2005-08-16 Ian Lance Taylor <ian@airs.com>
3406 * doc/tm.texi (Label Output): Correct typo.
3408 2005-08-16 Steven Bosscher <stevenb@suse.de>
3411 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3412 force_operand will work later on using have_insn_for.
3414 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3416 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3418 2005-08-16 Ian Lance Taylor <ian@airs.com>
3421 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3422 vector type, don't try to construct it element by element. Add an
3423 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3425 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3427 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3429 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3431 * doc/invoke.texi (Precompiled Headers): Document some more options
3432 which are known to be safe.
3434 2005-08-16 James E Wilson <wilson@specifix.com>
3436 PR tree-optimization/21105
3437 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3438 TREE_OVERFLOW check.
3440 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3442 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3443 (neg_ltu<mode>): Same.
3445 (neg_gtu<mode>): Same.
3447 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3449 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3450 (fold_builtin_isdigit): Use fold_buildN.
3451 (build_function_call_expr): Likewise.
3452 * c-typeck.c (c_finish_loop): Likewise.
3454 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3455 Richard Shann <rshann@superh.com>
3457 PR middle-end/20396:
3458 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3460 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3462 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3464 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3467 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3468 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3471 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3474 * fold-const.c (build_range_check): Disable optimization for function
3475 pointer expressions on targets that require function pointer
3478 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3480 * simplify-rtx.c (simplify_const_relational_operation): When
3481 extracting arguments of a COMPARE, recompute the mode as well.
3483 2005-08-15 Ian Lance Taylor <ian@airs.com>
3485 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3487 2005-08-15 DJ Delorie <dj@redhat.com>
3489 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3491 (movsi_splittable): Allow, but split, moves to the stack.
3492 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3495 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3497 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3498 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3499 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3501 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3502 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3503 Delete HOST_PTR_PRINTF.
3505 * configure, config.in: Regenerate.
3507 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3509 * config/rs6000/rs6000.md (QHSI): New mode macro.
3510 (wd): Extend mode attr for QImode and HImode
3511 (dbits): New mode attr.
3512 (zero_extend<mode>di2): Convert to mode macro.
3514 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3517 * doc/invoke.texi (-mgnu-ld): Update description.
3520 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3523 * Makefile.in (tree-chrec.o): Depends on real.h.
3524 * tree-chrec.c: Include real.h.
3525 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3526 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3527 * tree-scalar-evolution.c (add_to_evolution_1,
3528 interpret_rhs_modify_expr): Ditto.
3530 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3533 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3534 step is negative compute the estimation from init downwards to zero.
3536 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3538 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3540 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3542 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3544 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3545 Accept double-word constants that can be split.
3546 * config/s390/s390.md ("movti"): Use 'P' constraint.
3547 ("*movdi_31", "*movdf_31"): Likewise.
3549 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3551 Fix PR tree-optimization/22615
3553 * tree-ssa-structalias.c (solution_set_add): Handle
3554 first_vi_for_offset returning NULL.
3555 (do_da_constraint): Ditto.
3556 (do_sd_constraint): Ditto.
3557 (do_ds_constraint): Ditto
3558 (find_func_aliases): Ditto.
3559 (build_constraint_graph): RHS is allowed be ANYTHING.
3560 (first_vi_for_offset): Return NULL if we couldn't find anything at
3563 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3565 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3566 over memory as first operand.
3568 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3571 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3572 available for setting it.
3574 2005-08-14 Ira Rosen <irar@il.ibm.com>
3576 PR tree-optimization/23320
3577 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3578 data-refs' types instead of base object nullness. Add check for
3579 pointer type data-refs before first location comparison. Remove
3582 2005-08-14 Andreas Schwab <schwab@suse.de>
3584 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3586 2005-08-13 James E Wilson <wilson@specifix.com>
3588 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3589 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3590 -fstack-protector-all, --param ssp-buffer-size): Document.
3591 (-Wvariadic-macros): Alphabetize.
3592 (-fsched-stalled-insns-dep): Add missing 'f'.
3594 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3597 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3599 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3600 or indirect address operand.
3601 (EXTRA_ADDRESS_CONSTRAINT): New.
3602 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3604 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3606 PR tree-optimization/22236
3607 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3608 successors and predecessors.
3609 * tree-chrec.c (chrec_convert): Before converting, check that
3610 sequences don't wrap.
3611 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3612 (analyze_array): Extern.
3613 (find_data_references_in_loop): Remove call to
3614 compute_estimated_nb_iterations.
3615 * tree-data-ref.h (analyze_array): Declared.
3616 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3617 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3618 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3619 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3621 * tree-ssa-loop-ivcanon.c: Fix documentation.
3622 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3623 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3624 (infer_loop_bounds_from_undefined): New.
3625 (estimate_numbers_of_iterations_loop): Use
3626 infer_loop_bounds_from_undefined.
3627 (used_in_pointer_arithmetic_p): New.
3628 (scev_probably_wraps_p): Pass an extra parameter. Call
3629 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3630 (convert_step): Fix documentation.
3631 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3632 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3633 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3634 scev_probably_wraps_p.
3636 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3638 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3639 (s390_register_info): Ignore clobbered_regs information for fixed
3640 registers, and only fixed registers.
3641 (s390_init_frame_layout): Remove redundant call.
3643 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3645 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3646 description of -Wold-style-casts.
3648 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3649 Jakub Jelinek <jakub@redhat.com>
3651 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3652 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3653 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3654 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3655 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3656 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3657 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3658 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3659 ("stack_protect_set", "stack_protect_test"): New expanders.
3660 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3661 "stack_protect_testdi"): New insn definitions.
3663 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3665 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3667 2005-08-12 Paul Brook <paul@codesourcery.com>
3669 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3671 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3673 * config/s390/predicates.md (setmem_operand): New predicate.
3674 (shift_count_operand): Accept ANDs with special constants as
3676 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3677 with special constants.
3678 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3679 shift_count_operand with setmem_operand.
3681 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3683 * config/s390/s390.c (s390_extract_part, s390_single_part):
3685 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3686 (s390_output_mi_thunk): Don't use lg on 31 bit.
3687 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3688 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3690 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3692 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3693 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3694 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3695 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3696 with one of the new macros.
3698 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3700 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3701 Don't set save_return_addr_p.
3702 (s390_register_info): Make clobbered_regs not depending on
3705 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3707 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3708 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3710 2005-08-11 James E. Wilson <wilson@specifix.com>
3712 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3714 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3716 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3717 locations gathered by var-tracking in single entry loc_list
3718 over loc_descriptor_from_tree.
3720 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3721 pass it down to loc_descriptor.
3722 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3723 (containing_function_has_frame_base): Move earlier in the file.
3724 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3725 instead of always assuming fbreg can't be used.
3727 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3729 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3730 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3731 Accept address wrapped in AND for Altivec.
3732 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3733 Strip AND wrapping offset address for Altivec.
3735 2005-08-11 Richard Henderson <rth@redhat.com>
3738 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3739 before using TYPE_IS_SIZETYPE.
3741 2005-08-11 Richard Henderson <rth@redhat.com>
3744 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3745 insn types not present on ev4.
3746 (alphaev5_insn_pipe): Similarly.
3748 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3751 * arm.c (arm_override_options): If the user has selected callee-super-
3752 interworking, then enable normal interworking.
3754 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3756 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3759 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3761 * doc/rtl.texi: Fix two typos.
3763 2005-08-11 Richard Guenther <rguenther@suse.de>
3766 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3767 cases where we call to/from functions returning void.
3769 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3772 * tree.c (build_pointer_type_for_mode): Robustify.
3774 2005-08-10 James E Wilson <wilson@specifix.com>
3776 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3777 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3779 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3782 2005-08-10 Eric Christopher <echristo@apple.com>
3784 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3785 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3788 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3791 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3792 for the high part when generating dynamic-no-pic code.
3794 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3796 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3797 (x86_64-*-linux*): Likewise.
3799 * config/i386/crtfastmath.c: New file.
3800 * config/i386/t-crtfm: Likewise.
3802 * config/i386/linux.h (ENDFILE_SPEC): New.
3803 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3805 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3808 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3810 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3811 (vec_shl, vec_shr): Document new operations.
3812 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3814 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3816 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3817 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3818 change predicate to indexed_or_indirect_address.
3820 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3822 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3823 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3824 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3825 and __aeabi_uwrite8.
3826 * config/arm/unaligned-funcs.c: New file.
3827 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3829 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3831 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3833 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3834 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3836 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3837 * final.c (pass_shorten_branches): Add dump.
3838 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3839 (pass_life): Rename dump.
3840 (rest_of_handle_flow2): Remove initial verify_flow_info.
3841 * function.c (pass_instantiate_virtual_regs): Add dump.
3842 * integrate.c (pass_initial_value_sets): Add dump.
3843 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3844 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3845 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3846 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3847 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3848 gate_rtl_unrool_and_peel_loops): New.
3849 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3850 rtl_doloop): Do not look at flags.
3851 * mode-switching.c (pass_mode_switching): Add dump.
3852 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3853 pass_split_before_regstack): Add dump.
3854 * regmove.c (pass_stack_adjustments): Add dump.
3855 * tree-optimize.c (pass_fixup_cfg): Add dump.
3857 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3860 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3861 deciding which instruction sequence to use.
3863 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3865 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3866 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3868 2005-08-09 Richard Guenther <rguenther@suse.de>
3870 * c-common.c (builtin_function_2): Remove.
3871 (def_builtin_1): New function.
3872 (c_common_nodes_and_builtins): Use def_builtin_1 to
3873 build builtin functions.
3875 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3877 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3878 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3879 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3882 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3884 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3885 fold_binary instead of fold_build2 since we don't care about the
3887 (loop_niter_by_eval): Likewise.
3888 (compare_trees): Likewise.
3889 (proved_non_wrapping_p): Likewise.
3891 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3895 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3896 if the if is really empty.
3898 2005-08-09 Steven Bosscher <stevenb@suse.de>
3900 PR tree-optimization/23234
3901 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3902 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3903 argument of the new enum.
3904 (execute_cse_reciprocals): Add reciprocals for function arguments
3905 on the unique successor edge of the entry block. Update other calls
3906 to execute_cse_reciprocals_1.
3908 2005-08-08 Richard Henderson <rth@redhat.com>
3911 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3913 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3915 * expr.c (write_complex_part): Return after handling MEM.
3917 2005-08-08 Josh Conner <jconner@apple.com>
3919 PR rtl-optimization/23241
3920 * combine.c (simplify_comparison): Fix error in determining
3921 whether to lift a subreg from comparison.
3923 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3926 * config/rs6000/altivec.md (vec_init<mode>): New.
3927 (vec_set<mode>): New.
3928 (vec_extract<mode>): New.
3929 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3930 (rs6000_expand_vector_set): New.
3931 (rs6000_expand_vector_extract): New.
3932 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3933 for Altivec modes before reload.
3934 (altivec_expand_vec_init_builtin): New.
3935 (get_element_number): New.
3936 (altivec_expand_vec_set_builtin): New.
3937 (altivec_expand_vec_ext_builtin): New.
3938 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3940 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3942 * config/rs6000/rs6000.h (rs6000_builtins): Add
3943 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3944 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3945 * config/rs6000/rs6000-protos.h: Declare new functions.
3947 2005-08-08 Jan Hubicka <jh@suse.cz>
3949 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3950 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3951 * i386.md (movdi*): Use pic_32bit_operand.
3952 * predicates.md (pic_32bit_operand): New.
3954 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3957 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3959 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3961 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3962 (test_for_singularity): Use fold_build2.
3964 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3966 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3968 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3970 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3971 (COMMON_ASM_OP) Define.
3972 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3973 (ix86_encode_section_info): Likewise.
3974 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3975 SUBTARGET_ENCODE_SECTION_INFO.
3977 2005-08-06 Richard Henderson <rth@redhat.com>
3980 * tree-nested.c (convert_local_reference): Save and restore val_only
3981 around component_ref and friends. Clear walk_subtrees by default.
3983 2005-08-06 Peter O'Gorman <peter@pogma.com>
3986 * gcc.c (process_command): Check the argument to -b has a dash.
3987 * doc/invoke.texi: Update -b and -V docs.
3989 2005-08-06 James E Wilson <wilson@specifix.com>
3991 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3993 2005-08-06 Michael Matz <matz@suse.de>
3995 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3996 member only if only one insn is associated with the value.
3998 2005-08-06 Nick Clifton <nickc@redhat.com>
4000 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4002 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4003 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4004 Check symbol flags instead of symbol name mangling.
4005 (xstormy16_asm_output_aligned_common): Likewise. Also
4006 simplify code since the bss100_section cass is the only case
4007 where the below100 code will be triggered.
4008 (xstormy16_encode_section_info): Encode below100 attribute
4009 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4011 (xstormy16_strip_name_encoding): Delete - this function is no
4013 (TARGET_STRIP_NAME_ENCODING): Undefine.
4014 * config/stormy16/stormy16-protos.h: Delete prototype for
4015 xstormy16_strip_name_encoding.
4017 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4019 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4020 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4021 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4022 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4023 config/alpha/predicates.md, config/arc/arc.h,
4024 config/arm/arm.h, config/arm/ieee754-df.S,
4025 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4026 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4027 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4028 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4029 config/m68hc11/m68hc11.h, config/mips/mips.c,
4030 config/mips/mips.h, config/mips/openbsd.h,
4031 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4032 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4033 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4034 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4035 config/sparc/linux.h, config/sparc/linux64.h,
4036 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4037 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4038 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4039 typos. Follow spelling conventions.
4041 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4044 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4045 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4046 specially. Check for side effects only for COND_EXPR.
4047 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4048 return with TREE_NO_WARNING.
4050 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4052 PR rtl-optimization/23233
4053 * loop.c (combine_movables): Require the modes to be the same.
4054 (move_movables): Remove handling of cases where the replacement
4055 had a different mode to the original.
4057 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4059 PR tree-optimization/23128
4060 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4061 subtraction wrap, and set TREE_OVERFLOW if they do.
4063 2005-08-05 Richard Henderson <rth@redhat.com>
4066 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4067 FORCED_LABEL labels.
4069 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4072 * reload.c (find_reloads_subreg_address): Pass down TYPE
4073 unchanged. Change all callers except find_reloads_toplev.
4075 2005-08-05 Michael Matz <matz@suse.de>
4077 * genattrtab.c (current_alternative_string): Remove.
4078 (SIMPLIFY_ALTERNATIVE): Ditto.
4079 (attr_alt_bit_p): Ditto.
4080 (alternative_name): Make const char *.
4081 (evaluate_eq_attr): Remove use of above things.
4082 (simplify_test_exp): Ditto.
4083 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4084 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4086 2005-08-04 James E Wilson <wilson@specifix.com>
4088 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4089 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4090 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4091 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4092 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4094 2005-08-04 Richard Henderson <rth@redhat.com>
4097 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4098 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4099 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4100 if we'd have to instantiate too many members.
4102 2005-08-04 Richard Henderson <rth@redhat.com>
4105 * tree-outof-ssa.c (coalesce_asm_operands): New.
4106 (coalesce_ssa_name): Use it. Split out ...
4107 (coalesce_phi_operands, coalesce_result_decls): ... these.
4109 2005-08-04 Paul Brook <paul@codesourcery.com>
4111 * read-rtl.c (read_quoted_string): Break if EOF.
4113 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4115 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4116 (fold_build2): Likewise.
4117 (fold_build3): Likewise.
4118 (fold_build1_stat): New function prototype.
4119 (fold_build2_stat): Likewise.
4120 (fold_build3_stat): Likewise.
4121 * fold-const.c (fold_build1): Rename to ..
4122 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4123 through to build1_stat.
4124 (fold_build2): Rename to ..
4125 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4126 through to build2_stat.
4127 (fold_build3): Rename to ..
4128 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4129 through to build3_stat.
4131 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4132 Ian Lance Taylor <ian@airs.com>
4134 * function.c (assign_stack_local_1): Do not correct stack slot
4135 address if allocation size is smaller than mode size.
4137 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4140 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4141 (tree_merge_blocks): Propagate anything allowed by
4143 Clarify documentation.
4144 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4145 SSA form, schedule an update if necessary.
4147 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4149 * doc/install.texi (Binaries): Remove broken link to
4150 Sinix/Reliant Unix binaries.
4152 2005-08-03 Richard Henderson <rth@redhat.com>
4155 * function.c (stack_protect_epilogue): Export.
4156 * tree.h (stack_protect_epilogue): Declare.
4157 * calls.c (expand_call): Call it.
4159 2005-08-03 Eric Christopher <echristo@apple.com>
4161 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4162 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4165 2005-08-04 Jan Hubicka <jh@suse.cz>
4167 * profile.c (branch_prob): Split edges with goto locus on them
4168 to get proper line counts.
4169 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4171 2005-08-03 Paul Brook <paul@codesourcery.com>
4173 * function.c (assign_parms): Round current_function_args_size
4174 to PARM_BOUNDARY, not STACK_BOUNDARY.
4176 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4178 * config/i386/i386.c (x86_elf_aligned_common)
4179 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4181 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4183 PR tree-optimization/23157
4184 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4185 before emitting them.
4187 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4189 PR tree-optimization/19899
4190 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4191 * tree-scalar-evolution.c: Include real.h.
4192 (add_to_evolution): Build constant -1 of correct type.
4194 2005-08-03 Jan Hubicka <jh@suse.cz>
4196 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4197 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4198 profile updating for complette unrolling.
4199 * loop-unroll.c (peel_loop_completely): Use it.
4200 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4201 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4204 2005-08-03 Paul Brook <paul@codesourcery.com>
4206 * combine.c (can_change_dest_mode): New function.
4207 (try_combine, simplify_set): Use it.
4209 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4211 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4214 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4216 * doc/install.texi (Specific): Adjust link to openavr.org.
4217 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4218 (Binaries): Adjust HP-UX Porting Center link.
4219 (Binaries): Adjust Free Software Foundation ordering link.
4221 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4223 * convert.c (convert_to_integer): Use fold_build1 instead of
4224 build1 when converting an integer to an integer.
4226 2005-08-02 Richard Henderson <rth@redhat.com>
4228 * combine.c (combine_instructions): Don't use reg_equal/equiv
4229 results if the mode doesn't match.
4231 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4233 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4234 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4236 2005-08-02 Richard Henderson <rth@redhat.com>
4239 * explow.c (memory_address): Remove special-case for
4240 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4242 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4245 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4246 number of calls to cleanup_tree_cfg_1.
4248 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4250 * doc/invoke.texi: document file extensions .F90 and .F95
4252 2005-08-02 Richard Guenther <rguenther@suse.de>
4254 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4255 positive if its first argument is positive.
4257 2005-08-02 Richard Guenther <rguenther@suse.de>
4259 PR tree-optimization/23177
4260 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4263 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4265 PR tree-optimization/23129
4266 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4267 varying for divisions with anti-ranges.
4269 2005-08-02 Jan Hubicka <jh@suse.cz>
4271 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4272 * tree-ssa-threadupdate.c (thread_block): Add it here.
4274 2005-08-01 James E Wilson <wilson@specifix.com>
4276 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4277 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4278 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4280 * config/mips/predicates.md (const_call_insn_operand): Add check for
4281 SYMBOL_REF_LONG_CALL_P.
4282 * doc/extend.texi (long_call): Document the new attribute.
4284 2005-08-01 Ian Lance Taylor <ian@airs.com>
4285 Richard Henderson <rth@redhat.com>
4287 * Makefile.in (RTL_BASE_H): Add real.h.
4288 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4290 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4292 * rtl.c (rtl_check_failed_code_mode): New.
4293 * rtl.h (struct rtx_def): Add u.rv.
4294 (XCMWINT, XCNMPRV): New.
4295 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4296 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4298 2005-08-01 Richard Henderson <rth@redhat.com>
4300 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4301 with auto-inc codes.
4303 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4305 2005-08-01 Jan Hubicka <jh@suse.cz>
4307 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4308 * i386.c: Include dwarf2.h
4309 (asm_preferred_eh_data_format): New.
4310 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4312 2005-08-01 Ian Lance Taylor <ian@airs.com>
4314 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4315 randomize_va_space for virtual address randomization control.
4317 2005-08-01 Steven Bosscher <stevenb@suse.de>
4319 * common.opt (flag_ipa_cp): Put in right place to maintain
4322 2005-08-01 Jan Hubicka <jh@suse.cz>
4324 * profile.c (compute_value_histograms): Fix thinko.
4325 * value-prof.c: Include toplev.h
4326 (check_counter): New function.
4327 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4328 tree_mod_subtract_transform): Add sanity check.
4330 2005-08-01 Richard Guenther <rguenther@suse.de>
4332 PR tree-optimization/23133
4333 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4334 current functions parameter decls to find defs to cse
4337 2005-08-01 Richard Guenther <rguenther@suse.de>
4339 PR tree-optimization/23109
4340 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4341 If trapping math is in effect, use post-dominator information
4342 to check if we'd in any case reach a trapping point before
4343 doing the reciprocal insertion.
4344 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4345 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4346 expressions are invariant only if trapping math is not in effect.
4348 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4350 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4351 cgraph_function_versioning): New declarations.
4352 * cgraphunit.c: Add include to ipa-prop.h.
4353 (update_call_expr, cgraph_copy_node_for_versioning,
4354 cgraph_function_versioning): New functions.
4355 * integrate.c (copy_decl_for_inlining): Remove.
4356 * ipa-prop.h (ipa_replace_map): New struct.
4357 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4358 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4359 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4360 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4361 ipcp_iterate_stage, ipcp_method_scale_print,
4362 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4363 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4364 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4365 ipcp_update_bb_counts, ipcp_update_profiling,
4366 ipcp_update_edges_counts): New functions.
4367 (ipcp_method_cval_init): Remove restriction regarding local methods.
4368 (ipcp_init_stage): Add ipcp_method_compute_scale.
4369 (ipcp_insert_stage): Add versioning.
4370 (ipcp_structures_print): Add ipcp_method_scale_print.
4371 (ipcp_driver): Dump profiling info.
4372 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4373 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4374 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4375 (struct inline_data): Add versioning_p, ipa_info, new fields.
4376 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4377 declare_return_variable): Replace calls to copy_decl_for_inlining with
4379 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4381 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4382 Add argument VERSIONING.
4383 (copy_arguments_for_versioning, copy_static_chain,
4384 function_versionable_p, tree_versionable_function_p,
4385 tree_function_versioning, replace_ref_tree): New functions.
4386 * tree-inline.h: Include varray.h.
4387 (tree_versionable_function_p, tree_function_versioning,
4388 tree copy_decl_for_dup): New declarations.
4390 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4392 * ipa-cp.c: New file. Contains IPCP specific functionality.
4393 * ipa-prop.h: New file. Contains structures/definitions that can be
4394 used by several interprocedural data flow optimizations (and also IPCP).
4395 * ipa-prop.c: New file.
4396 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4397 * common.opt: Add ipa-cp flag.
4398 * timevar.def: Add IPCP optimization.
4399 * tree-optimize.c (init_tree_optimization_passes): Schedule
4401 * tree-pass.h (pass_ipa_cp): Declare.
4403 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4405 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4406 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4407 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4408 config/i386/i386.c, config/mips/mips.h,
4409 config/rs6000/rs6000.h, config/sh/sh.c,
4410 config/stormy16/stormy16.c: Fix comment typos.
4412 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4415 * c-typeck.c (build_binary_op): Use common_type wrapper on
4417 (common_type): Update comment.
4419 2005-07-31 Steven Bosscher <stevenb@suse.de>
4422 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4423 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4424 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4426 2005-07-31 Jan Hubicka <jh@suse.cz>
4428 * pretty-print.h (pp_widest_integer): New macro.
4429 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4432 2005-07-31 Jan Hubicka <jh@suse.cz>
4434 * output.h (enum section_category): Export from varasm.c
4435 (categorize_decl_for_section): Likewise.
4436 * varasm.c (enum section_category): Kill.
4437 (categorize_decl_for_section): Make global.
4438 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4440 * i386.c (ix86_section_threshold): New static variable.
4441 (ix86_in_large_data_p, ix86_encode_section_info,
4442 x86_64_elf_unique_section,
4443 x86_64_elf_select_section): New functions.
4444 (TARGET_ENCODE_SECTION_INFO): Define
4445 (override_options): Enable medium model for PIC.
4446 (ix86_expand_prologue): Expand gen_set_got_rex64.
4447 (legitimate_constant_p): Handle new UNSPECs.
4448 (legitimate_pic_address_disp_p): Likewise.
4449 (legitimize_pic_address): Lower MEDIUM model addressing.
4450 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4451 (enum cmodel): Add MEDIUM_PIC.
4452 (SYMBOL_REF_FAR_ADDR_P): New macro.
4453 (SYMBOL_FLAG_FAR_ADDR): New flag.
4454 * i386.md (movdi): Support medium model.
4455 (set_got_rex64): New pattern.
4456 * i386.opt (mlarge-data-threshold): New flag.
4457 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4458 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4459 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4460 TARGET_ASM_UNIQUE_SECTION): New.
4462 * invoke.texi (-mlarge_data_threshold): Document
4464 2005-07-31 Jan Hubicka <jh@suse.cz>
4466 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4467 (coalesce_vars): Likewise.
4468 * tree-ssa-live.c (coalesce_cost): New.
4469 (build_tree_conflict_graph): Use coalesce_cost.
4470 * tree-ssa-live.h (coalesce_cost): Declare.
4472 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4474 * arm.md (all peepholes for post-increment operations): Delete.
4475 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4476 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4477 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4478 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4479 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4481 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4483 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4486 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4489 * doc/invoke.texi: Document -rdynamic.
4491 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4494 * c-parser.c (c_parser_parms_list_declarator): Call
4495 mark_forward_parm_decls.
4496 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4497 decls with visibility structure.
4499 2005-07-30 Paul Brook <paul@codesourcery.com>
4501 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4503 2005-07-30 Paul Brook <paul@codesourcery.com>
4505 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4507 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4509 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4511 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4514 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4515 nested function declarators.
4516 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4517 (grokparms): Call warn_if_shadowing for parameters used within the
4519 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4520 not used within the parameter list.
4521 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4523 2005-07-30 Jan Hubicka <jh@suse.cz>
4525 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4526 * i386.c (ix86_fixup_binary_operands): Likewise.
4527 (ix86_expand_unary_operator): Likewise.
4528 (ix86_expand_fp_absneg_operator): Likewise.
4529 * optabs.c (expand_vec_cond_expr): Validate dest.
4531 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4534 * real.c (real_from_string): Also set last bit if there is a
4535 nonzero hex digit beyond GCC's internal precision after ".".
4537 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4539 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4540 define_constants. Change duplicate values to unassigned numbers.
4541 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4542 (*altivec_vspltsf): New.
4543 (altivec_vperm_v4sf): Delete.
4544 (altivec_vperm_<mode>): Use mode macro V.
4545 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4546 (altivec_predicate_v4sf): Delete.
4547 (altivec_predicate_<mode>): Use mode macro V.
4548 (*altivec_lvesfx): New.
4549 (*altivec_stvesfx): New.
4550 (vec_realign_load_v4sf): Delete.
4551 (vec_realign_load_<mode>): Use mode macro V.
4552 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4555 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4558 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4560 * configure: Regenerated.
4562 2005-07-29 Paul Brook <paul@codesourcery.com>
4564 * doc/install.texi: Add link to GFortran binaries wiki page.
4566 2005-07-29 David Ung <davidu@mips.com>
4568 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4569 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4570 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4571 * config/mips/mips.md (cpu): Add 5kf name.
4572 (includes): Includes 5k.md.
4573 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4574 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4577 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4580 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4581 (cleanup_tree_cfg): ... here.
4582 Call cleanup_tree_cfg_1 until there are no more cleanups to
4585 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4587 * tree-vrp.c (compare_range_with_value): Return true or false
4588 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4589 EQ_EXPR respectively.
4591 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4593 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4596 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4598 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4599 (tree_ssa_dominator_optimize): Increment it.
4600 (dump_dominator_optimization_stats): Print it.
4602 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4603 Steven Bosscher <stevenb@suse.de>
4605 PR rtl-optimization/23117
4606 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4607 when head == tail. Tidy comment.
4609 2005-07-28 Richard Henderson <rth@redhat.com>
4611 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4612 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4613 * jump.c (rtx_renumbered_equal_p): Likewise.
4614 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4615 CONST_INT and CONST_DOUBLE.
4616 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4617 * reload.c (operands_match_p): Special case CONST_INT and
4618 CONST_DOUBLE; check mode earlier.
4620 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4623 * c-typeck.c (convert_for_assignment): Do not check
4624 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4626 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4629 * c-typeck.c (composite_type): Prefer constant size arrays to
4632 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4635 * real.c (real_from_string): Set last bit if there is a nonzero
4636 hex digit beyond GCC's internal precision.
4638 2005-07-28 Richard Henderson <rth@redhat.com>
4641 * cfgcleanup.c (try_forward_edges): Watch out for end of
4644 2005-07-28 James E Wilson <wilson@specifixinc.com>
4647 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4649 2005-07-28 Jan Hubicka <jh@suse.cz>
4651 * Makefile.in (rtl-profile.o): Kill all traces of it.
4652 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4653 * coverage.h (rtl_coverage_counter_ref): Kill.
4654 * opts.c (flag_speculative_prefetching_set): Kill.
4655 (flag_loop_optimize_set): New.
4656 (common_handle_option): Disable loop optimizer when profiling;
4657 do not handle speculative prefetching.
4658 * passes.c (init_optimization_passes): Replace pass_profiling combo
4659 by branch_prob pass.
4660 * profile.c (compute_value_histograms): Update for simplified value
4662 (rtl_register_profile_hooks): Kill.
4663 (pass_profiling): Kill.
4664 (rest_of_handle_branch_prob): Do not profile.
4665 * toplev.c (process_options): Remove speculative prefetching.
4666 * toplev.h (flag_tree_based_profiling): Kill.
4667 * tree-profile.c (prepare_instrumented_value,
4668 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4669 tree_gen_one_value_profiler, do_tree_profiling): Update for
4670 simplified datastructures.
4671 * value-prof.c: Add comment that speculative prefetching was dropped;
4672 update rest of file for simplified datastructures.
4673 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4674 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4675 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4676 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4677 rtl_mod_subtract, gen_speculative_prefetch,
4678 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4679 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4680 (gate_handle_value_profile_transformations,
4681 rest_of_handle_value_profile_transformations,
4682 pass_value_profile_transformations): Kill.
4683 * value-prof.h (histogram_value_t): Remove IL based unions.
4684 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4685 rtl_profile_hooks): Remove hooks.
4687 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4689 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4690 (cgraph_clone_node): Likewise.
4691 * cgraph.h (cgraph_clone_edge): Update prototype.
4692 (cgraph_clone_node): Likewise.
4693 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4695 (lookup_recursive_calls): Consider profile.
4696 (cgraph_decide_recursive_inlining): Fix updating; use new
4697 probability argument; use profile.
4698 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4699 * tree-inline.c (copy_bb): Update clal of clone_edge.
4700 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4702 * invoke.texi (min-inline-recursive-probability): Document.
4704 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4706 * doc/install.texi (Configuration): Update Valgrind homepage.
4708 2005-07-28 Richard Henderson <rth@redhat.com>
4711 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4712 labels we want to delete.
4713 (cfg_layout_merge_blocks): Likewise.
4715 2005-07-28 Richard Henderson <rth@redhat.com>
4718 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4719 when expanding to nothing.
4721 2005-07-28 Josh Conner <jconner@apple.com>
4723 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4724 (cgraph_decide_inlining_of_small_functions): Likewise.
4726 2005-07-28 Josh Conner <jconner@apple.com>
4728 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4729 direction of badness if negative.
4730 (cgraph_default_inline_p): Add reason to parameters, and assign it
4732 (cgraph_decide_inlining_of_small_functions): New parameter in call
4733 to cgraph_default_inline_p.
4734 (cgraph_decide_inlining_incrementally): Likewise.
4735 * cgraphunit.c (decide_is_function_needed): Likewise.
4736 * cgraph.h (cgraph_default_inline_p): Likewise.
4738 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4740 * builtins.c: Fix comment typo(s).
4741 * genautomata.c: Likewise.
4742 * gimplify.c: Likewise.
4743 * tree-dfa.c: Likewise.
4744 * tree-flow-inline.h: Likewise.
4745 * tree-into-ssa.c: Likewise.
4746 * tree-ssa-alias.c: Likewise.
4747 * tree-ssa-ccp.c: Likewise.
4748 * tree-ssa-copy.c: Likewise.
4749 * tree-ssa-dce.c: Likewise.
4750 * tree-ssa-dom.c: Likewise.
4751 * tree-ssa-operands.c: Likewise.
4752 * tree-tailcall.c: Likewise.
4753 * tree-vectorizer.c: Likewise.
4754 * tree-vrp.c: Likewise.
4757 2005-07-28 Jeff Law <law@redhat.com>
4759 * tree-vrp.c (test_for_singularity): Extracted from ...
4760 (simplify_cond_using_ranges): Attempt to simplify a relational
4761 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4763 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4765 PR tree-optimization/22506
4766 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4767 phis whose argument is constant.
4769 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4771 PR rtl-optimization/18992
4772 Back out this patch:
4773 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4774 PR optimization/12142
4775 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4776 uses of the register in the SET_SRC. Remove unnecessary argument.
4778 Replace it with this:
4779 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4780 if flag_non_call_exceptions is set and the insn may trap, pass
4781 pc_rtx as dest for recursion.
4782 In SET_SRC part of SET case, if dest is already set, pass it down
4785 2005-07-28 Jan Hubicka <jh@suse.cz>
4787 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4788 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4789 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4791 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4792 profile when available.
4794 2005-07-28 Jan Beulich <jbeulich@novell.com>
4796 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4797 (ia64_print_operand): Describe and handle 'X'.
4798 (ia64_register_move_cost): Also handle FP_REGS.
4799 (ia64_preferred_reload_class): Likewise.
4800 (ia64_secondary_reload_class): Likewise.
4801 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4802 it. Also check for ITANIUM_CLASS_FLDP.
4803 * config/ia64/ia64.h (FP_REGNO_P): New.
4804 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4805 (reg_class): Add FP_REGS.
4806 (REG_CLASS_NAMES): Adjust for it.
4807 (REG_CLASS_CONTENTS): Likewise.
4808 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4809 (REG_CLASS_FROM_LETTER): Handle 'x'.
4810 (CLASS_MAX_NREGS): Handle FP_REGS.
4811 (MEMORY_MOVE_COST): Likewise.
4812 * config/ia64/ia64.md (itanium_class): Add fldp.
4813 (type): Handle fldp.
4814 (movti_internal): More allowable operand combinations. Use ldfp8 when
4815 splitting unnecessary. Remove predicable attribute. Adjust
4816 itanium_class attribute.
4817 (smuldi3_highpart): Remove outdated comment.
4818 (mulditi3, umulditi3, rotlti3): New expanders.
4819 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4820 (absti2): Disabled new insn for future reference.
4821 Respective new splitters.
4822 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4823 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4824 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4826 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4828 PR rtl-optimization/23047
4829 * simplify-rtx.c (simplify_const_relational_operation): Respect
4830 flag_wrapv for comparisons with ABS.
4832 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4834 PR tree-optimization/22493
4835 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4836 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4838 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4840 * config/frv/frv.opt (moptimize-membar): New.
4842 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4844 * config/frv/frv.h: Remove machine_function definition.
4846 * config/frv/frv.c (struct frv_io): New.
4847 (struct machine_function): Moved from frv.h. Add has_membar_p.
4848 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4849 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4850 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4851 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4852 (frv_reorg): Call frv_optimize_membar when appropriate.
4853 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4854 (frv_expand_builtin): Adjust calls accordingly.
4855 (frv_io_address_cookie): New function.
4856 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4857 load or store rather than a special insn. Add ccnstant address and
4858 io-type operands to the membar.
4859 (frv_ifcvt_modify_tests): Unsign regno.
4860 (frv_ifcvt_modify_tests): Same.
4862 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4863 UNSPEC_OPTIONAL_MEMBAR constant.
4864 (builtin_read_<mode>): Delete.
4865 (builtin_write_<mode>): Delete.
4866 ("optional_membar_<mode>"): Add operand.
4868 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4869 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4870 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4871 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4872 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4873 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4874 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4875 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4876 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4878 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4880 * df.c (df_uses_record): Handle SCRATCH.
4882 2005-07-28 Steven Bosscher <stevenb@suse.de>
4885 * passes.c (rest_of_decl_compilation): If decl is a type and
4886 we have encountered errors, don't emit debug information.
4888 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4890 * params.def: Fixed comment.
4892 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4895 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4896 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4897 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4899 2005-07-27 Steven Bosscher <stevenb@suse.de>
4902 * varasm.c (assemble_start_function): Don't do anything that may
4903 require a CFG if the current function is a thunk.
4905 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4907 * doc/install.texi (Prerequisites): Mention that perl is needed
4908 to do export control in libstdc++ targetting Darwin.
4910 2005-07-27 Steven Bosscher <stevenb@suse.de>
4912 PR rtl-optimization/17808
4913 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4914 (sched_insns_conditions_mutex_p): Split out from...
4915 (add_dependence): ...here. But don't call it from here.
4916 (add_dependence_list): Check sched_insns_conditions_mutex_p
4917 before calling add_dependence.
4918 (add_dependence_list_and_free): Likewise.
4919 (fixup_sched_groups): Likewise.
4920 (sched_analyze_1): Likewise.
4921 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4922 (sched_analyze): Likewise.
4923 (sched_analyze_insn): Likewise.
4924 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4925 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4926 dependencies on all COND_EXEC insns to jumps ending basic blocks
4927 when doing intrablock scheduling.
4928 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4930 2005-07-27 Jeff Law <law@redhat.com>
4932 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4933 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4934 equivalency sets, correctly handle the case were vr0 has an
4935 equivalency set, but vr1 does not.
4937 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4939 PR tree-optimization/23073
4940 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4941 vect_print_dump_info before fprintf.
4943 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4945 PR tree-optimize/22348
4946 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4947 Fold the partial computation.
4949 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4951 PR tree-optimization/22325
4952 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4954 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4956 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4957 (force_var_cost): ... this function.
4958 (compute_phi_arg_on_exit): Export.
4960 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4962 PR tree-optimization/20773
4963 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4966 2005-07-27 Richard Guenther <rguenther@suse.de>
4968 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4969 Avoid pushing again if current struct contains only
4970 fields we decomposed.
4972 2005-07-27 Jan Hubicka <jh@suse.cz>
4974 PR tree-optimization/22574
4975 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4978 * tree-tailcall.c (decrease_profile): New function.
4979 (eliminate_tail_call): Use it.
4981 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4982 visibility flags correctly in whole program mode.
4984 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4986 PR rtl-optimization/22472
4987 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4989 2005-07-26 Steven Bosscher <stevenb@suse.de>
4991 PR tree-optimization/22504
4992 * tree-complex.c (expand_complex_addition): Use 'code' instead
4993 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4995 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4997 * config.gcc (cpu_type): Add frv case.
4998 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4999 (supported_defaults): Add fr550 case.
5001 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5004 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5005 whether a pointer of type T * may point to objects of type T *.
5007 2005-07-26 DJ Delorie <dj@redhat.com>
5009 * configure: Regenerate.
5011 2005-07-26 Dale Johannesen <dalej@apple.com>
5013 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5015 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5017 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5018 Clarify use of "build" in name.
5020 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5022 * doc/extend.texi (Raw read/write Functions): New section.
5023 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5024 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5025 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5026 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5027 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5028 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5029 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5030 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5031 * config/frv/frv.c: Add bdesc_loads global.
5032 Add bdesc_stores global.
5033 (frv_init_builtins): Add support for __builtin_{read/write}*.
5034 (frv_volatile_memref): New.
5035 (frv_expand_load_builtin): New.
5036 (frv_expand_store_builtin): New.
5037 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5038 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5039 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5040 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5041 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5042 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5043 (builtin_read_<mode>): New.
5044 (builtin_write_<mode>): New.
5045 (builtin_write64): New.
5046 (optional_membar_<mode>): New.
5048 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5050 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5051 (rather than units) against HOST_BITS_PER_WIDE_INT.
5053 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5055 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5056 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5057 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5058 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5061 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5062 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5063 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5065 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5067 2005-07-26 Richard Guenther <rguenther@suse.de>
5069 PR tree-optimization/22486
5070 * fold-const.c (fold_unary): Fold away useless component
5071 references of the form (T *)&T.x, if the address
5074 2005-07-25 James E Wilson <wilson@specifixinc.com>
5076 * dwarf2out.c (add_call_src_coords_attributes): New.
5077 (gen_inlined_subroutine_die): Call it.
5078 (maybe_emit_file, init_file_table): Add comments.
5079 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5081 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5082 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5083 * tree.h (BLOCK_SOURCE_LOCATION): New.
5084 (struct tree_block): New field locus.
5086 2005-07-26 Andreas Schwab <schwab@suse.de>
5088 PR rtl-optimization/23043
5089 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5090 when allocating a struct unoccr.
5092 2005-07-25 Richard Henderson <rth@redhat.com>
5095 * tree-complex.c (gate_no_optimization): True if errors.
5096 * Makefile.in (tree-complex.o): Update dependencies.
5098 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5100 * config/frv/predicates.md (integer_register_operand): Use
5103 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5106 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5108 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5110 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5112 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5113 types when flag_unsafe_math_optimizations is true.
5115 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5117 * gcc.c (option_map): Add --sysroot.
5118 (process_command): Handle --sysroot.
5119 (display_help): Document it.
5120 * doc/cppopts.tex (-isysroot): Document.
5121 * doc/invoke.texi (--sysroot): Document.
5122 * doc/install.texi (--with-build-sysroot): Document.
5124 * Makefile.in (inhibit_libc): New variable.
5125 (INHIBIT_LIBC_CFLAGS): Likewise.
5126 (LIBGCC2_CFLAGS): Include
5127 $(INHIBIT_LIBC_CFLAGS).
5128 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5129 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5130 ($(T)crtend.o): Likewise.
5131 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5132 ($(T)crtendS.o): Likewise.
5133 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5134 ($(T)crtendT.o): Likewise.
5135 (stmp-fixinc): Do not complain about missing headers if
5137 * configure.ac (inhibit_libc): Set it to true/false.
5138 (--with-build-sysroot): New option. Use it to set
5140 * configure: Regenerated.
5142 2005-07-25 Manfred Hollstein <mh@suse.com>
5144 * calls.c (store_one_arg): Fix unsigned comparison warning.
5146 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5149 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5150 (ggc_print_statistics): Initialize variable before use.
5152 2005-07-25 Richard Guenther <rguenther@suse.de>
5154 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5155 calling with a PHI_NODE argument.
5157 * tree-flow-inline.h (overlap_subvar): Protect against
5160 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5162 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5163 * configure: Regenerate.
5165 2005-07-25 Ira Rosen <irar@il.ibm.com>
5167 * expr.c (highest_pow2_factor): Make extern.
5168 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5169 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5170 record_array_differ_p, array_ptr_differ_p): Likewise.
5171 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5172 additional cases. Call the above functions.
5173 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5174 base_object_differ_p when there are two base objects. Otherwise, compare
5175 base address and offset. Call may_alias_p.
5176 (dump_data_reference): Use a correct field name.
5177 (analyze_array): Make static. Initialize new data-ref fields.
5178 (analyze_indirect_ref): New function.
5179 (init_data_ref): Initialize new data-ref fields.
5180 (strip_conversion): Moved from tree-vect-analyze.c.
5181 (analyze_offset_expr, get_ptr_offset, address_analysis,
5182 object_analysis): Likewise.
5183 (analyze_offset): New function.
5184 (create_data_ref): Likewise.
5185 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5186 dimensions for ARRAY_REFs only.
5187 (build_classic_dist_vector): Make static.
5188 (access_functions_are_affine_or_constant_p): Call macro to get the
5189 address of access functions.
5190 (compute_all_dependences): Add new parameter
5191 compute_self_and_read_read_dependences. Compute self and read-read
5192 dependences if it is true.
5193 (find_data_references_in_loop): Call create_data_ref. Initialize new
5195 (compute_data_dependences_for_loop): Add new parameter
5196 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5197 compute nb_loops. Call compute_all_dependences,
5198 build_classic_dist_vector and build_classic_dir_vector with correct
5200 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5201 with correct parameters. Compare dimensions for ARRAY_REFs only.
5202 (free_data_refs): Call macro to free access functions.
5203 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5204 fields from stmt_vinfo.
5205 (struct base_object_info): New structure.
5206 (struct data_reference): Move fields to base_object_info. Add fields
5207 first_location and object_info for above structures. Move fields from
5208 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5209 aligned_to. Add macros to access the new fields.
5210 Update functions declarations.
5211 * tree-flow.h (is_aliased_with): Declare.
5212 * tree-loop-linear.c (linear_transform_loops): Call
5213 compute_data_dependences_for_loop with correct parameters.
5214 * tree-ssa-alias.c (is_aliased_with): New function.
5215 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5216 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5217 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5218 vect_base_addr_differ_p, compute_subscript_distance and
5219 build_classic_dist_vector. Add printings. Check absolute value of
5221 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5223 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5224 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5225 to bytes. Add printing.
5226 (vect_compute_data_refs_alignment): Go through loads and stores in one
5228 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5229 vect_analyze_data_ref_access): Likewise.
5230 (vect_analyze_pointer_ref_access): Remove.
5231 (vect_address_analysis, vect_object_analysis): Likewise.
5232 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5233 and analyze data-refs in the loop.
5234 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5235 fields of data-ref instead of stmt. Add init to the offset from the
5237 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5238 (vect_update_init_of_dr): Likewise.
5239 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5240 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5242 (new_loop_vec_info): Initialize new fields.
5243 (destroy_loop_vec_info): Free new fields.
5244 (vect_strip_conversion): Remove.
5245 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5246 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5247 datarefs. Add new field ddrs.
5248 Add macros for the new fields access.
5249 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5250 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5251 Remove their macros.
5252 * tree.h (highest_pow2_factor): Declare.
5254 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5256 * calls.c (store_one_arg): Check for sibling call MEM arguments
5257 from already clobbered incoming argument area.
5259 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5261 * c-common.c (check_missing_format_attribute): New.
5262 * c-common.h (check_missing_format_attribute): Likewise.
5263 * c-typeck.c (convert_for_assignment): Use it.
5265 2005-07-24 Andreas Schwab <schwab@suse.de>
5267 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5268 register use a word move. Correct operand of ext.w in 68000 code.
5270 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5272 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5273 variables as declarations, rather than definitions.
5275 2005-07-24 Ira Rosen <irar@il.ibm.com>
5277 PR tree-optimization/22526
5278 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5281 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5283 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5284 that C99 reserve for future use. Use it to define clog10,
5285 clog10f and clog10l.
5287 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5289 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5290 * configure.ac: Check for -Wmissing-format-attribute.
5292 * configure: Regenerate.
5294 2005-07-23 Richard Henderson <rth@redhat.com>
5296 PR tree-optimization/22623
5297 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5299 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5302 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5304 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5306 * Makefile.in (C_TREE_H): Update dependencies.
5307 * c-tree.h: Include toplev.h.
5308 * diagnostic.h (diagnostic_set_info): Add format attribute.
5309 * rtl-error.c (diagnostic_for_asm): Likewise.
5311 2005-07-23 Chao-ying Fu <fu@mips.com>
5313 * config/mips/mips-dsp.md: New file.
5314 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5315 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5317 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5318 MIPS_BUILTIN_BPOSGE32.
5319 (mips_expand_builtin_direct): Add one parameter to indicate that
5320 builtin functions need to return a value.
5321 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5323 (mips_regno_to_class): Add classes for 12 new DSP registers.
5324 (mips_subword): Change to check four HI registers.
5325 (mips_output_move): Output move to and from 6 new DSP accumulators.
5326 (override_options): Make sure -mdsp and -mips16 are not used together.
5327 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5329 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5331 (print_operand): Add 'q' for printing DSP accumulators.
5332 (mips_cannot_change_mode_class): Check ACC_REGS.
5333 (mips_secondary_reload_class): Check ACC_REGS.
5334 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5335 (mips_register_move_cost): Check ACC_REGS.
5336 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5337 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5338 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5339 (dsp_bdesc): New array.
5340 (bdesc_arrays): Add DSP builtin function table.
5341 (mips_prepare_builtin_arg): Check predicate again after
5343 (mips_expand_builtin): Add one more parameter to
5344 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5345 MIPS_BUILTIN_BPOSGE32.
5346 (mips_init_builtins): Initialize new function types.
5347 (mips_expand_builtin_direct): Check if builtin functions need to
5348 return a value and pass operands properly.
5349 (mips_expand_builtin_bposge): New function.
5350 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5351 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5352 (FIRST_PSEUDO_REGISTER): Increase to 188.
5353 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5354 Update for 12 new DSP registers.
5355 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5356 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5357 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5358 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5359 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5360 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5361 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5362 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5363 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5364 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5365 (REGISTER_NAMES): Add names for 12 new DSP registers.
5366 * config/mips/mips.md: Include mips-dsp.md.
5367 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5368 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5369 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5370 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5371 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5372 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5373 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5374 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5375 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5376 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5377 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5378 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5379 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5380 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5381 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5382 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5383 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5384 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5385 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5386 (UNSPEC_RDDSP): New constants.
5387 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5388 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5390 * config/mips/mips.opt (-mdsp): New option.
5391 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5392 (reg_imm10_operand): New predicates.
5393 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5394 * doc/invoke.texi (-mdsp): Document new option.
5396 2005-07-22 DJ Delorie <dj@redhat.com>
5398 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5400 * tree-inline.c (inlinable_function_p): Likewise.
5402 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5405 * toplev.c (check_global_declarations): Do not mark undefined
5406 variables as DECL_IGNORED_P.
5407 * varasm.c (first_global_object_name): GTY it.
5408 (weak_global_object_name): Likewise.
5409 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5410 a string to go into {weak,first}_global_object_name.
5412 2005-07-22 DJ Delorie <dj@redhat.com>
5414 * c-format.c (check_function_format): Change warning control
5415 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5417 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5419 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5420 &PTR->FLD a dereference of PTR.
5421 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5422 a potential dereference of PTR.
5424 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5426 PR rtl-optimization/20370
5427 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5428 call allocate_reg_info if necessary.
5430 PR rtl-optimization/21848
5431 * calls.c (emit_library_call_value_1): For const functions, add
5432 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5434 PR rtl-optimization/22445
5435 * cselib.c (target.h): Include.
5436 (rtx_equal_for_cselib_p): Allow commutative matches.
5437 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5438 Remove MODE parameter. Changed all callers.
5440 PR rtl-optimization/22258
5441 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5443 (try_combine): Use likely_spilled_retval_p.
5445 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5447 * config.gcc: Add crx-elf support.
5449 * doc/contrib.texi: Mention crx.
5450 * doc/extend.texi: Document crx extensions.
5451 * doc/install.texi: Document crx install.
5452 * doc/invoke.texi: Document crx options.
5453 * doc/md.texi: Document crx constraints.
5455 * config/crx/crx-protos.h: New file.
5456 * config/crx/crx.c: New file.
5457 * config/crx/crx.h: New file.
5458 * config/crx/crx.md: New file.
5459 * config/crx/crx.opt: New file.
5460 * config/crx/t-crx: New file.
5462 2005-07-22 Manfred Hollstein <mh@suse.com>
5464 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5466 (int_add_graph_edge): Likewise.
5467 (collapse_nodes): Likewise.
5468 (process_unification_queue): Likewise.
5470 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5471 Laurent GUERBY <laurent@guerby.net>
5473 PR tree-optimization/22336
5474 * function.c (record_block_change): Check for
5475 cfun->ib_boundaries_block.
5477 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5479 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5480 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5482 2005-07-21 DJ Delorie <dj@redhat.com>
5484 * toplev.c (warn_deprecated_use): Add warning control to warning
5486 * c-typeck.c (parser_build_binary_op): Likewise.
5487 (c_finish_if_stmt): Likewise.
5488 * c-common.c (check_function_sentinel): Likewise.
5489 (check_nonnull_arg): Likewise.
5491 2005-07-21 Richard Henderson <rth@redhat.com>
5494 * tree-complex.c (complex_ssa_name_components): New.
5495 (cvc_lookup): Allow entry not found.
5496 (create_components): Remove.
5497 (create_one_component_var, get_component_var): New.
5498 (get_component_ssa_name, set_component_ssa_name): New.
5499 (extract_component): Use get_component_ssa_name.
5500 (update_complex_components): Use set_component_ssa_name.
5501 (update_complex_components_on_edge): Likewise.
5502 (update_phi_components): Create new PHI nodes directly, instead
5503 of adding insns to edges.
5504 (tree_lower_complex): Allocate and free complex_variable_components
5505 and complex_ssa_name_components here.
5507 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5509 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5510 revert to returning false.
5512 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5515 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5517 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5520 * config/i386/i386.md (cmpxf): Change operand constraints
5521 to "nonmemory_operand".
5523 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5525 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5527 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5530 * fold-const.c (fold_build1): Add checksum for the operands.
5531 (fold_build2): Likewise.
5532 (fold_build3): Likewise.
5534 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5537 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5539 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5541 * common.opt (-fforward-propagate): Committed by mistake,
5544 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5546 * reg-stack.c: Fix comment typo(s).
5547 * tree-ssa-operands.c: Likewise.
5548 * tree-vectorizer: Likewise.
5550 2005-07-21 Nick Clifton <nickc@redhat.com>
5552 * config/sh/symbian.c: Replace C++ style line comments with C
5553 style line comments.
5554 (symbian_add_attribute): Do not use a ? operator on the LHS of
5556 (sh_symbian_handle_dll_attribute): Change the type of the
5557 method vector to "VEC(tree,gc)*" and use vector accessor
5558 macros to walk over the elements.
5559 (symbian_export_vtable_and_rtti_p): Likewise.
5560 (symbian_class_needs_attribute_p): Likewise.
5562 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5565 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5566 initialize targetm.resolve_overloaded_builtin here.
5567 (altivec_expand_overloaded_builtin): Make it non-static.
5568 * config/rs6000/rs6000-protos.h
5569 (altivec_expand_overloaded_builtin): New prototype.
5570 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5571 targetm.resolve_overloaded_builtin here.
5572 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5574 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5575 Zdenek Dvorak <dvorakz@suse.cz>
5577 PR tree-optimization/19210
5578 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5580 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5581 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5582 rely on unproven assumptions.
5583 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5584 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5585 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5586 to number_of_iterations_exit.
5587 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5588 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5589 * tree-ssa-loop-niter.c (find_loop_niter,
5590 estimate_numbers_of_iterations_loop): Likewise.
5591 (number_of_iterations_exit): Honor the new options.
5592 * doc/invoke.texi (Wunsafe-loop-optimizations,
5593 funsafe-loop-optimizations): Document them.
5595 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5597 PR rtl-optimization/22167
5598 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5600 2005-07-20 Adam Nemet <anemet@lnxw.com>
5602 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5603 __do_global_dtors_aux longcall.
5605 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5607 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5608 (old_special_pred_table): Don't reference
5609 SPECIAL_MODE_PREDICATES.
5610 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5611 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5612 * config/sh/predicates.h: Don't mention
5613 SPECIAL_MODE_PREDICATES.
5614 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5617 2005-07-20 DJ Delorie <dj@redhat.com>
5619 * config.gcc: Add m32c-elf support.
5621 * doc/contrib.texi: Mention m32c.
5622 * doc/extend.texi: Document m32c extensions.
5623 * doc/install.texi: Mention m32c.
5624 * doc/invoke.texi: Document m32c options.
5625 * doc/md.texi: Document m32c constraints.
5627 * config/m32c/addsub.md: New file.
5628 * config/m32c/bitops.md: New file.
5629 * config/m32c/cond.md: New file.
5630 * config/m32c/jump.md: New file.
5631 * config/m32c/m32c-lib1.S: New file.
5632 * config/m32c/m32c-lib2.c: New file.
5633 * config/m32c/m32c-modes.def: New file.
5634 * config/m32c/m32c-pragma.c: New file.
5635 * config/m32c/m32c-protos.h: New file.
5636 * config/m32c/m32c.abi: New file.
5637 * config/m32c/m32c.c: New file.
5638 * config/m32c/m32c.h: New file.
5639 * config/m32c/m32c.md: New file.
5640 * config/m32c/m32c.opt: New file.
5641 * config/m32c/minmax.md: New file.
5642 * config/m32c/mov.md: New file.
5643 * config/m32c/muldiv.md: New file.
5644 * config/m32c/predicates.md: New file.
5645 * config/m32c/prologue.md: New file.
5646 * config/m32c/shift.md: New file.
5647 * config/m32c/t-m32c: New file.
5649 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5651 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5652 (stack_protect_set, stack_protect_test): New expanders.
5653 (stack_protect_set_si, stack_protect_set_si_media,
5654 stack_protect_set_di_media, stack_protect_test_si,
5655 stack_protect_test_si_media, stack_protect_test_di_media):
5658 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5660 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5662 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5664 * tree.h (tree_expr_nonzero_p): Export.
5665 * fold-const.c (tree_expr_nonzero_p): Likewise.
5666 Return true for CALL_EXPRs that are alloca calls.
5667 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5669 * tree-flow.h (expr_computes_nonzero): Remove.
5670 * tree-vrp.c (expr_computes_nonzero): Remove.
5671 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5672 (extract_range_from_unary_expr): Likewise.
5673 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5674 tree_expr_nonzero_p.
5676 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5678 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5679 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5680 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5681 All callers changed.
5682 (frame_related_constant_load): New arg "related" which controls
5683 setting of RTX_FRAME_RELATED_P. All callers changed.
5684 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5685 (bfin_expand_prologue): Add stack limit checking.
5686 * config/bfin/bfin.md (trapifcc): New pattern.
5688 * config/bfin/bfin.c: Include "langhooks.h".
5689 (def_builtin): Go through lang_hooks to call builtin_function.
5691 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5692 * config/bfin/predicates.md (symbol_ref_operand): New.
5693 (call_insn_operand): Delete. All callers changed to use
5694 register_no_elim_operand.
5695 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5697 (function_arg): Use it to generate the call's operand 2.
5698 (bfin_longcall_p): New function.
5699 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5700 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5701 determine if the address needs to be in a REG.
5702 (bfin_handle_longcall_attribute): New function.
5703 (bfin_attribute_table): Add "longcall" and "shortcall".
5704 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5705 (CUMULATIVE_ARGS): New member call_cookie.
5706 (PREDICATE_CODES): Add symbol_ref_operand.
5707 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5708 extra USE to the pattern.
5709 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5710 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5711 sibcall_value_insn; now the new patterns handle direct calls and the
5712 old ones indirect calls.
5713 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5715 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5717 * doc/trouble.texi: Update section on handling of empty loops.
5719 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5721 * config.gcc: Remove support for sparc-*-openbsd*,
5722 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5724 * config.host: Remove support for i860-*-sysv4* as a host.
5725 * config/i860/*, config/ip2k/*, config/ns32k/*,
5726 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5727 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5728 mention obsolete ports.
5730 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5732 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5734 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5735 of frame_pointer_rtx.
5736 (sh_expand_epilogue): Likewise.
5737 (sh_set_return_address): Likewise.
5738 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5739 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5740 offsets from FRAME_POINTER_REGNUM.
5741 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5742 (sh_register_names): Add initializer for sfp.
5743 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5744 (VALID_REGISTER_P): Likewise.
5745 (FIRST_PSEUDO_REGISTER): Update.
5746 (DWARF_FRAME_REGISTERS): Define.
5747 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5748 (HARD_FRAME_POINTER_REGNUM): Define.
5749 (FRAME_POINTER_REGNUM): Redefine.
5750 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5751 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5752 from FRAME_POINTER_REGNUM.
5753 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5754 FRAME_POINTER_REGNUM.
5755 (REG_CLASS_CONTENTS): Add sfp.
5756 (REG_ALLOC_ORDER): Likewise.
5757 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5758 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5759 of frame_pointer_rtx.
5760 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5762 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5764 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5765 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5766 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5768 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5771 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5773 Make CONSTRUCTOR use VEC to store initializers.
5774 * c-common.c (complete_array_type): Update to cope with VEC in
5776 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5777 (pp_c_constructor_elts): New function.
5778 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5779 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5780 struct constructor_stack, struct initializer_stack,
5781 constructor_elements, push_init_level, pop_init_level,
5782 add_pending_init, find_init_member, output_init_element): Update to
5783 cope with VEC in CONSTRUCTOR_ELTS.
5784 * coverage.c (build_fn_info_value, build_ctr_info_value,
5785 build_gcov_info): Likewise.
5786 * expr.c (categorize_ctor_elements_1, store_constructor,
5787 expand_expr_real_1): Likewise.
5788 * fold-const.c (fold_ternary): Likewise.
5789 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5790 gimplify_init_constructor, gimplify_expr): Likewise.
5791 * tree-dump.c (dequeue_and_dump): Likewise.
5792 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5794 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5796 * tree-sra.c (generate_element_init_1): Likewise.
5797 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5798 * tree-ssa-operands.c (get_expr_operands): Likewise.
5799 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5800 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5801 (get_initial_def_for_reduction): Likewise.
5802 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5803 value handle in annotations.
5804 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5805 tree_node_structure): Add support for constr_kind.
5806 (build_vector_from_ctor, build_constructor_single,
5807 build_constructor_from_list): New functions.
5808 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5809 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5810 Update to cope with VEC in CONSTRUCTOR_ELTS.
5811 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5812 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5813 CONSTRUCTOR_APPEND_ELT): New macros.
5814 (struct constructor_elt, struct tree_constructor): New data types.
5815 (union tree_node): Add tree_constructor field.
5816 * treestruct.def: Define TS_CONSTRUCTOR.
5817 * varasm.c (const_hash_1, compare_constant, copy_constant,
5818 compute_reloc_for_constant, output_addressed_constants,
5819 initializer_constant_valid_p, output_constant,
5820 array_size_for_constructor, output_constructor): Update to cope with
5821 VEC in CONSTRUCTOR_ELTS.
5822 * vec.h (VEC_empty, VEC_copy): New macros.
5824 2005-07-19 Devang Patel <dpatel@apple.com>
5826 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5828 2005-07-19 Richard Henderson <rth@redhat.com>
5831 * gimplify.c (gimplify_expr): Use main variant type for the temp
5832 destination for a discarded volatile read.
5833 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5834 casts between non-void types that change volatility.
5836 2005-07-15 DJ Delorie <dj@redhat.com>
5838 * toplev.h: Add comment about the first parameter for warning().
5839 * errors.h: Likewise.
5841 * c.opt (Wpragmas): New.
5842 * doc/invoke.texi: Document it.
5844 * function.c (do_warn_unused_parameter): Add warning control to
5846 * c-decl.c (warn_if_shadowing): Likewise.
5847 * c-lex.c (cb_def_pragma): Likewise.
5848 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5849 (pop_alignment): Likewise.
5850 (handle_pragma_pack): Likewise.
5851 (apply_pragma_weak): Likewise.
5852 (handle_pragma_weak): Likewise.
5853 (handle_pragma_redefine_extname): Likewise.
5854 (add_to_renaming_pragma_list): Likewise.
5855 (handle_pragma_extern_prefix): Likewise.
5856 (maybe_apply_renaming_pragma): Likewise.
5857 (handle_pragma_visibility): Likewise.
5859 * config/c4x/c4x-c.c (BAD): Likewise.
5860 (c4x_parse_pragma): Likewise.
5861 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5862 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5863 (rs6000_pragma_longcall): Likewise.
5864 * config/v850/v850-c.c (pop_data_area): Likewise.
5865 (ghs_pragma_section): Likewise.
5866 (ghs_pragma_section): Likewise.
5867 (ghs_pragma_interrupt): Likewise.
5868 (ghs_pragma_starttda): Likewise.
5869 (ghs_pragma_startsda): Likewise.
5870 (ghs_pragma_startzda): Likewise.
5871 (ghs_pragma_endtda): Likewise.
5872 (ghs_pragma_endsda): Likewise.
5873 (ghs_pragma_endzda): Likewise.
5875 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5876 Kenneth Zadeck <zadeck@naturalbridge.com>
5878 * Makefile.in: Removed tree-promote-statics.c
5879 * tree-promote-statics.c: Removed.
5880 * common.opt: Removed flag-promote-statics.
5882 * passes.c: Removed tree-promote-statics pass.
5883 * tree-pass.h: Ditto.
5884 * timevar.def: Removed TV_PROMOTE_STATICS.
5887 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5889 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5891 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5893 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5896 * c-common.c (check_function_arguments): Call
5897 'check_function_format' if either -Wformat or
5898 -Wmissing-format-attribute are specified.
5899 * c-format.c (check_function_format): Check -Wformat before
5900 calling 'check_format_info'.
5901 * c-opts.c (c_common_post_options): Don't warn for
5902 -Wmissing-format-attribute without -Wformat.
5903 * c-typeck.c (convert_for_assignment): Detect additional cases for
5904 -Wmissing-format-attribute.
5905 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5908 2005-07-19 Richard Guenther <rguenther@suse.de>
5910 * config/i386/i386.md (lrint<mode>2): Use temporary
5911 instead of clobbering non-existent memory.
5913 2005-07-19 Nick Clifton <nickc@redhat.com>
5915 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5916 statement to avoid displaying ASCII control characters.
5918 2005-07-19 Ben Elliston <bje@au.ibm.com>
5920 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5921 * cfganal.c (find_edge_index): Ditto.
5922 * combine.c (combine_instructions): Ditto.
5923 * ddg.c (create_scc): Ditto.
5924 (find_successors): Ditto.
5925 (find_predecessors): Ditto.
5926 (find_nodes_on_paths): Ditto.
5927 (longest_simple_path): Ditto.
5928 * flow.c (update_life_info): Ditto.
5929 (count_or_remove_death_notes): Ditto.
5930 (clear_log_links): Ditto.
5931 * modulo-sched.c (generate_reg_moves): Ditto.
5932 (find_max_asap): Ditto.
5933 (find_max_hv_min_mob): Ditto.
5934 (find_max_dv_min_mob): Ditto.
5935 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5936 * sched-rgn.c (extract_edgelst): Ditto.
5937 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5938 (dump_update_ssa): Ditto.
5939 (ssa_names_to_replace) Ditto.
5940 (switch_virtuals_to_full_rewrite): Ditto.
5941 (update_ssa): Ditto.
5942 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5944 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5946 Fix PR tree-optimization/22483
5948 * tree-complex.c (create_components): Use
5949 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5950 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5951 * tree-flow.h (safe_referenced_var_iterator): New structure.
5952 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5953 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5954 safe_referenced_var iterator.
5955 (add_type_alias): Ditto.
5957 2005-07-19 Steven Bosscher <stevenb@suse.de>
5959 * loop-init.c (rest_of_handle_loop2): Remove.
5960 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5961 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5962 (pass_rtl_loop_init, pass_rtl_loop_done,
5963 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5964 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5965 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5966 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5967 pass_tree_loop_done, and pass_tree_unswitch.
5968 (gate_loop): Rename to gate_tree_loop.
5969 * passes.c (init_optimization_passes): Update for renamed tree
5970 loop passes. Add the new loop2 passes as subpasses of loop2.
5971 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5972 Update for the renamed tree loop passes.
5974 2005-07-18 Ian Lance Taylor <ian@airs.com>
5977 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5978 blocks when optimizing.
5980 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5982 * common.opt (frename-registers): Initialize to 2.
5984 (fgcse-after-reload): Ditto.
5985 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5986 (process_options): Only change flag_web, flag_rename_registers,
5987 and flag_rerun_cse_after_loop if not explicitly set by user.
5989 2005-07-18 Jan Beulich <jbeulich@novell.com>
5991 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5992 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5993 in 64-bit mode the same as DImode in 32-bit mode.
5994 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5995 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5996 mode. Add new mode parameter.
5997 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5998 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5999 x86_64_shift_adj): New expanders.
6000 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6001 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6003 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6004 DImode shift splitters.
6005 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6006 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6009 2005-07-18 Jan Beulich <jbeulich@novell.com>
6011 * i386.md (movdi_extzv_1): New.
6012 (zero_extendhidi2): Combine alternatives and never force use of
6014 (zero_extendqidi2): Likewise. Don't restrict input selection.
6016 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6018 Fix PR tree-optimization/22531
6019 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6022 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6024 * tree-promote-statics.c (pass_promote_statics): Change dump file
6027 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6029 * tree-optimize.c (init_tree_optimization_passes): Add
6030 pass_eliminate_useless_stores pass.
6031 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6032 * tree-ssa-pre.c (is_copy_stmt): New function.
6033 (follow_copies_till_vuse): Ditto.
6034 (do_eustores): Ditto.
6035 (gate_eustores): Ditto.
6037 2005-07-16 Richard Henderson <rth@redhat.com>
6039 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6041 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6042 Kenneth Zadeck <zadeck@naturalbridge.com>
6044 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6045 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6046 ipa-type-escape.h, tree-promote-statics.c
6047 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6048 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6049 tree-promote-statics.c: new files.
6050 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6051 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6052 int nonlocal_set_p, mark_constant_function): Deleted.
6053 (rest_of_handle_cfg): Removed call to mark_constant_function.
6054 (nonoverlapping_component_refs_p): Added calls to support
6055 type based aliasing.
6056 * tree-ssa-alias.c (may_alias_p,
6057 compute_flow_insensitive_aliasing): Ditto.
6058 * calls.c (flags_from_decl_or_type): Removed reference to
6060 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6061 too many arguments. This is necessary for Spec 2000.
6062 * cgraph.h (const_function, pure_function): Removed.
6063 * common.opt: Added "fipa-pure-const", "fipa-reference",
6064 "fipa-type-escape", and "ftree-promote-static".
6066 * passes.c: Added ipa and tree-promote-statics passes.
6067 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6068 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6069 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6070 * tree-flow.h: Added exposed sra calls and addition of
6071 reference_vars_info field for FUNCTION_DECLS.
6072 * tree-pass.h: Added passes.
6073 * tree-sra.c: (sra_init_cache): New function.
6074 (sra_insert_before, sra_insert_after) Made public.
6075 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6077 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6078 aliasing. (may_alias_p): Added code to use type escape analysis to
6080 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6081 code to prune clobbers of static variables based on information
6082 produced in ipa-reference pass. Changed call clobbering so that
6083 statics are not marked as clobbered if the call does not clobber
6086 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6088 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6091 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6093 * doc/install.texi (*-*-solaris2*): Document recommended version
6094 of GNU binutils and mention GNU linker problem on Solaris 10.
6096 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6099 * c-decl.c (c_build_bitfield_integer_type): New function.
6100 (finish_struct): Call it.
6101 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6103 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6105 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6108 2005-07-16 Jan Hubicka <jh@suse.cz>
6110 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6111 (scale_bbs_frequencies_int): Watch roundoff errors.
6112 * predict.c (return_prediction): Initialize return_stmt.
6114 2005-07-16 Jan Hubicka <jh@suse.cz>
6116 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6117 after RTL profiling.
6119 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6122 * fold-const.c (build_range_check): Convert high/low to etype
6123 if we are only comparing against exp.
6125 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6127 Fix PR tree-optimization/22376
6128 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6130 (need_to_solve): New function.
6131 (compute_points_to_sets): Use it.
6133 2005-07-15 Jan Hubicka <jh@suse.cz>
6135 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6136 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6138 2005-07-15 Richard Guenther <rguenther@suse.de>
6140 * c-common.c (handle_flatten_attribute): New function.
6141 Add flatten function attribute.
6142 * doc/extend.texi: Document flatten function attribute.
6143 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6144 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6146 (cgraph_decide_inlining): Handle functions with flatten
6149 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6151 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6152 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6153 UNSPEC_XCHG, UNSPEC_AND): New.
6154 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6155 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6156 * config/rs6000/sync.md (FETCHOP): New code macro.
6157 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6159 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6160 (sync_compare_and_swap<mode>): Same.
6161 (sync_lock_test_and_set<mode>): Same.
6162 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6163 for QImode and HImode, and not PPC405.
6164 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6165 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6166 (sync_<fetchop>{si,di}_internal): New.
6167 (sync_nand{si,di}_internal): New.
6168 (sync_old_<fetchop>{si,di}_internal): New.
6169 (sync_old_nand{si,di}_internal): New
6170 (sync_new_<fetchop>{si,di}_internal): New.
6171 (sync_new_nand{si,di}_internal): New.
6172 (atomic_and{si,di}): New.
6173 (sync_new_nand{si,di}_internal): New.
6174 (atomic_and{si,di}): New.
6175 (sync_add<mode>_internal): Delete.
6176 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6177 (sync_sub<mode>_internal): Delte.
6178 (sync_subshort_internal): New.
6179 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6180 (sync_anddi_internal): Delete.
6181 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6182 (sync_booldi_internal): Delete.
6183 (sync_boolc<mode>_internal): Delete.
6184 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6185 (sync_boolc<mode>_internal2): Delete.
6186 (sync_boolcc<mode>_internal): Delete.
6187 (isync, lwsync): Use unspec instead of unspec_volatile.
6188 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6189 Revert UNSPEC_VOLATILE.
6190 (rs6000_split_atomic_op): New.
6191 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6193 2005-07-14 Eric Christopher <echristo@redhat.com>
6195 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6196 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6198 2005-07-14 Eric Christopher <echristo@redhat.com>
6200 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6202 2005-07-14 Steven Bosscher <stevenb@suse.de>
6204 PR tree-optimization/22230
6205 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6206 the computation of the four cross productions for "range op range".
6208 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6209 Ulrich Weigand <uweigand@de.ibm.com>
6212 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6215 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6217 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6219 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6221 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6223 2005-07-14 Richard Guenther <rguenther@suse.de>
6226 * config/i386/i386-protos.h (ix86_function_value): Change
6227 prototype to match new target hook.
6228 * config/i386/i386.c (ix86_value_regno): Change prototype
6229 to take extra type argument.
6230 (TARGET_FUNCTION_VALUE): Define.
6231 (ix86_function_ok_for_sibcall): Pass extra argument to
6232 ix86_value_regno, check return slot rtx for exact match.
6233 (ix86_function_value): Take extra parameter. Dispatch to
6234 ix86_value_regno with fndecl/fntype as provided.
6235 (ix86_value_regno): Handle extra type argument.
6236 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6238 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6239 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6240 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6241 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6242 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6244 2005-07-14 Richard Guenther <rguenther@suse.de>
6246 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6247 * calls.c (expand_call): Pass fntype to hard_function_value.
6248 (emit_library_call_value_1): Likewise.
6249 * explow.c: Include target.h.
6250 (hard_function_value): Take extra argument, the fntype.
6251 Use new target hook for function_value.
6252 * expr.h (hard_function_value): Change prototype.
6253 * function.c (aggregate_value_p): Pass 0 as fntype to
6254 hard_function_value.
6255 (assign_parms): Use new target hook for function_value.
6256 Pass 0 as fntype to hard_function_value.
6257 (expand_function_end): Likewise.
6258 * reg-stack.c: Include target.h.
6259 (stack_result): Use new target hook for function_value.
6260 * target-def.h: New target hook function_value.
6261 * target.h: Likewise.
6262 * targhooks.c (default_function_value): New function.
6263 * targhooks.h (default_function_value): Declare.
6265 2005-07-13 Ian Lance Taylor <ian@airs.com>
6267 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6269 2005-07-14 Jan Hubicka <jh@suse.cz>
6271 * tree-dfa.c (dump_variable): Use default_def function.
6272 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6273 * tree-ssa.c (verify_use): Likewise.
6274 * tree-ssanames.c (release_ssa_name): Likewise.
6275 * tree-tailcall.c (eliminate_tail_call): Likewise.
6276 (tree_optimize_tail_calls_1): Likewise.
6277 * tree-vrp.c (get_value_range): Likewise.
6279 2005-07-14 Ben Elliston <bje@au.ibm.com>
6281 * gcc.c (main): Compare language[0] with '*' when iterating over
6284 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6286 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6287 "s390_emit_compare". Add handling of CCZ1mode.
6288 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6289 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6291 (s390_branch_condition_mask): Add CCZ1mode handling.
6292 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6293 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6294 Use CCZ1mode instead of CCZmode.
6295 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6297 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6299 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6301 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6303 2005-07-13 Eric Christopher <echristo@redhat.com>
6305 * config/mips/mips.c (mips_canonicalize_comparison): New.
6306 (mips_emit_int_relational): Use.
6308 2005-07-13 Eric Christopher <echristo@redhat.com>
6310 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6312 * config/s390/s390.md: Include tpf.md. Move tpf specific
6314 * config/s390/tpf.md: To here.
6315 * config/s390/s390.opt: Move tpf specific options...
6316 * config/s390/tpf.opt: to here. Add mmain option.
6317 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6318 * config/s390/tpf.h: Rewrite.
6320 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6322 * doc/tm.texi: Remove @xref{Cross-profiling}.
6324 2005-07-13 Jeff Law <law@redhat.com>
6326 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6327 expressions, test their _DECL operands for pointer equality rather
6328 than using operand_equal_p.
6330 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6332 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6333 (TARGET_POSIX_IO): This.
6334 * config/darwin.h: Likewise.
6335 * config/freebsd.h: Likewise.
6336 * config/linux.h: Likewise.
6337 * config/lynx.h: Likewise.
6338 * config/netbsd.h: Likewise.
6339 * config/rs6000/linux64.h: Likewise.
6340 * config/rs6000/linux.h: Likewise.
6341 * config/s390/tpf.h: Likewise.
6342 * config/sh/embed-elf.h: Likewise.
6343 * config/sparc/linux64.h: Likewise.
6344 * config/sparc/linux.h: Likewise.
6345 * config/svr4.h: Likewise.
6346 * gcov-io.h: Likewise.
6348 * doc/tm.texi: Updated.
6350 * libgcov.c (create_file_directory): Defined only if
6351 TARGET_POSIX_IO is defined.
6352 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6355 2005-07-13 Jan Hubicka <jh@suse.cz>
6357 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6359 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6361 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6362 structure as argument.
6364 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6366 PR tree-optimization/21921
6367 * tree-iterator.c (tsi_link_before): Support the case when
6368 tsi_end_p (tsi) == true.
6370 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6372 PR tree-optimization/22442
6373 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6376 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6378 PR rtl-optimization/20376
6379 * toplev.c (process_options): Enable -fweb and -frename-registers when
6381 * doc/invoke.texi: Update the information about when -fweb and
6382 -frename-registers are enabled.
6384 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6387 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6388 if *rhs_p is not a SSA_NAME.
6390 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6392 Fix PR tree-optimization/22422
6393 * tree-ssa-structalias.c (struct variable_info): Add flag for
6395 (get_varinfo): Now a static function.
6396 (new_varinfo): init has_union and is_special_var to false.
6397 (solution_set_add): Check has_union.
6398 (do_da_constraint): Move temporary variable so it gets reset
6400 Also check for special variable.
6401 (do_ds_constraint): Ditto.
6402 (do_sd_constraint): Ditto.
6403 (do_structure_copy): Check for special variable.
6404 (find_func_aliases): Ditto.
6405 (init_base_vars): Set special vars properly.
6407 2005-07-13 Jan Hubicka <jh@suse.cz>
6409 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6412 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6413 (get_expr_operands): Fix thinko wrt flags and subvars.
6415 PR tree-optimize/22379
6416 * tree-inline.c (expand_call_inline): Do not output sorry in early
6419 2005-07-12 Dale Johannesen <dalej@apple.com>
6421 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6423 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6426 * host-linux.h: Include limits.h.
6428 2005-07-12 Dale Johannesen <dalej@apple.com>
6430 * expr.c (compress_float_constant): Add cost check.
6431 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6433 2005-07-12 Dale Johannesen <dalej@apple.com>
6435 * gcc.target/i386/compress-float-sse.c: New.
6436 * gcc.target/i386/compress-float-sse-pic.c: New.
6437 * gcc.target/i386/compress-float-387.c: New.
6438 * gcc.target/i386/compress-float-387-pic.c: New.
6439 * gcc.dg/compress-float-ppc.c: New.
6440 * gcc.dg/compress-float-ppc-pic.c: New.
6442 2005-07-12 Eric Christopher <echristo@redhat.com>
6444 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6446 * config/s390/s390.md: Include tpf.md. Move tpf specific
6448 * config/s390/tpf.md: To here.
6449 * config/s390/s390.opt: Move tpf specific options...
6450 * config/s390/tpf.opt: to here. Add mmain option.
6451 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6452 * config/s390/tpf.h: Rewrite.
6454 2005-07-12 Eric Christopher <echristo@redhat.com>
6456 * gcc.c (struct infile): Update comment for language.
6457 (main): Rewrite input file resetting code.
6459 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6462 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6463 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6464 (lookup_avail_expr): Use constant_boolean_node instead
6465 of boolean_false_node/boolean_true_node.
6467 2005-07-12 Ben Elliston <bje@au.ibm.com>
6469 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6470 and use it when printing num_edges.
6472 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6474 * doc/extend.texi (Blackfin Built-in Functions): New section.
6475 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6478 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6480 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6481 s/cmpstrsi/cmpstrnsi
6482 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6484 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6485 (init_optabs): Initialize cmpstrn_optab.
6486 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6487 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6488 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6489 * config/i386/i386.md: s/cmpstr/cmpstrn
6490 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6491 * doc/md.texi: Update documentation.
6493 2005-07-11 Richard Henderson <rth@redhat.com>
6495 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6496 build_va_arg_indirect_ref.
6497 (alpha_gimplify_va_arg): Likewise.
6498 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6499 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6500 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6501 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6502 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6503 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6505 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6507 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6509 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6510 * passes.c (init_optimization_passes): Add pass_empty_loop.
6511 * tree-pass.h (pass_empty_loop): Declare.
6512 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6513 try_remove_empty_loop, remove_empty_loops): New functions.
6514 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6515 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6517 2005-07-12 Peter Barada <peter@the-baradas.com>
6521 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6522 in address registers.
6523 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6524 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6525 alternative of addsi3_5200.
6527 2005-07-11 Ian Lance Taylor <ian@airs.com>
6529 * config/mips/mips.md (ffs<mode>2): Remove.
6531 2005-07-11 Ian Lance Taylor <ian@airs.com>
6533 * doc/tree-ssa.texi (Cleanups): Improve description of
6535 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6537 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6539 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6540 * tree.h (DECL_ARGUMENT_FLD): New macro.
6542 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6544 Fix PR tree-optimization/22404
6546 * tree-ssa-structalias.c (create_variable_info_for): Use
6549 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6551 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6552 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6553 for second comparison operand.
6554 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6556 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6557 (define_insn_reservation "alu"): Likewise.
6558 (csync, ssync): Now of type sync.
6559 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6560 -mcsync-anomaly -mspecld-anomaly.
6561 * config/bfin/bfin.opt (mcsync): Remove.
6562 (mcsync-anomaly, mspecld-anomaly): Add.
6563 * config/bfin/bfin.c: Include "insn-codes.h".
6564 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6565 (TARGET_DEFAULT_TARGET_FLAGS): New.
6566 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6568 2005-07-11 Steven Bosscher <stevenb@suse.de>
6570 * basic-block.h: Give the BB flags enum a name, bb_flags.
6571 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6572 * cfgcleanup.c (enum bb_flags): Remove here.
6573 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6574 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6575 (update_forwarder_flag): Likewise.
6576 (thread_jump): Likewise.
6577 (try_forward_edges): Likewise.
6578 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6579 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6580 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6582 2005-07-11 Richard Guenther <rguenther@suse.de>
6584 * config/i386/i386.opt: New target option -msseregparm.
6585 * config/i386/i386.c (override_options): Error out for
6586 -msseregparm but no SSE support.
6587 (ix86_function_sseregparm): Check for global sseregparm.
6588 * doc/invoke.texi: Document -msseregparm.
6590 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6592 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6593 (m32rle-*-linux*): Ditto.
6595 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6597 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6598 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6601 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6605 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6606 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6608 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6610 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6611 (varmap): Heapify varmap.
6612 (constraints): Heapify constraints.
6613 (struct constraint_graph): Heapify succs and preds.
6614 (constraint_vec_find): Update for heapification.
6615 (constraint_set_union): Ditto.
6616 (insert_into_complex): Ditto.
6617 (constraint_edge_vec_find): Ditto.
6618 (erase_graph_self_edge): Ditto.
6619 (add_graph_edge): Ditto.
6620 (get_graph_weights): Ditto.
6621 (merge_graph_nodes): Ditto.
6622 (build_constraint_graph): Ditto.
6623 (topo_visit): Ditto.
6624 (solve_graph): Ditto.
6625 (create_variable_info_for): Ditto.
6626 (init_base_vars): Ditto.
6627 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6628 (condese_varmap_nodes): Free complex vector.
6629 (clear_edges_for_node): Clear succs and preds vector.
6631 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6633 * tree-ssa-structalias.c (update_alias_info): Change counting of
6634 references to not include vdefs.
6636 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6638 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6641 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6643 * pa.c (pa_commutative_p): Make PLUS commutative when
6644 TARGET_NO_SPACE_REGS is true.
6646 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6648 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6649 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6650 * tree-dfa.c (dump_subvars_for): New.
6651 (debug_subvars_for): New.
6652 (dump_variable): Show subvariables if VAR has them.
6653 * tree-flow-inline.h (get_subvar_at): New.
6654 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6655 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6657 (struct subvar): Change fields offset and size to unsigned
6659 (dump_subvars_for): Declare.
6660 (debug_subvars_for): Declare.
6661 (get_subvar_at): Declare.
6662 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6663 to unsigned HOST_WIDE_INT *.
6664 (overlap_subvar): Likewise.
6665 * tree-gimple.c (is_gimple_reg): Always return false for
6666 SFTs and memory tags.
6667 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6669 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6670 (compute_may_aliases): Call compute_points_to_sets.
6671 (collect_points_to_info_for): Remove.
6672 (compute_points_to_and_addr_escape): Remove.
6673 (delete_alias_info): Call delete_points_to_sets.
6674 (compute_flow_sensitive_aliasing): If the call to
6675 find_what_p_points_to returns false, call set_pt_anything.
6676 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6677 (set_pt_anything): Clear pi->pt_vars.
6678 (set_pt_malloc): Remove.
6679 (merge_pointed_to_info): Remove.
6680 (add_pointed_to_expr): Remove.
6681 (add_pointed_to_var): Remove.
6682 (collect_points_to_info_r): Remove.
6683 (is_escape_site): Make extern.
6685 (create_overlap_variables_for): Call it.
6686 * tree-ssa-copy.c (merge_alias_info): Never merge
6687 flow-sensitive alias information.
6688 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6689 offset and size to be unsigned HOST_WIDE_INT.
6690 (add_to_addressable_set): Rename from note_addressable.
6691 Set TREE_ADDRESSABLE as the variables are added to the set.
6693 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6694 operands into VUSEs when adding V_MAY_DEFs for members in an
6696 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6697 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6698 (struct variable_info): Add bitfield is_heap_var.
6699 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6700 (new_var_info): Initialize is_heap_var.
6701 (get_constraint_for): Add HEAP variables to the symbol table.
6702 Mark them with is_heap_var.
6703 (update_alias_info): New. Taken mostly from the old
6704 compute_points_to_and_addr_escape.
6705 (handle_ptr_arith): New.
6706 (find_func_aliases): Call update_alias_info.
6707 Call handle_ptr_info for tcc_binary expressions.
6708 Call mark_stmt_modified.
6709 (create_variable_info_for): If DECL has subvars, do not create
6710 variables for its subvars. Always add all the fields.
6711 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6712 SFTs, then add all the SFTs of the structure.
6713 If VI->DECL is an aggregate with subvariables, add the SFT at
6715 (find_what_p_points_to): If VI is an artificial variable,
6716 translate to bitfields in SSA_NAME_PTR_INFO.
6717 If the solution is empty, set pi->pt_vars to NULL
6718 (init_base_vars): Create ANYOFFSET.
6719 (compute_points_to_sets): Rename from create_alias_vars.
6721 (pass_build_pta): Remove.
6722 (delete_points_to_sets): Rename from delete_alias_vars.
6723 (pass_del_pta): Remove.
6724 * tree-ssa-structalias.h (struct alias_info): Move from
6726 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6727 NUM_REFERENCES_SET): Likewise.
6728 (compute_points_to_sets, delete_points_to_sets): Declare.
6730 2005-07-09 Richard Henderson <rth@redhat.com>
6732 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6733 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6734 alpha_split_lock_test_and_set_12): New functions.
6735 * config/alpha/alpha-protos.h: Update.
6736 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6737 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6738 * config/alpha/sync.md (I12MODE): New.
6739 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6740 (sync_<fetchop_name><I48MODE>): Likewise.
6741 (sync_nand<I48MODE>): Likewise.
6742 (sync_old_<fetchop_name><I48MODE>): Likewise.
6743 (sync_new_<fetchop_name><I48MODE>): Likewise.
6744 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6745 (sync_compare_and_swap<I48MODE>): Likewise.
6746 (sync_lock_test_and_set<I48MODE>): Likewise.
6747 (sync_compare_and_swap<I12MODE>): New.
6748 (sync_compare_and_swap<I12MODE>_1): New.
6749 (sync_lock_test_and_set<I12MODE>): New.
6750 (sync_lock_test_and_set<I12MODE>_1): New.
6752 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6756 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6758 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6760 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6761 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6763 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6766 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6768 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6770 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6771 memory_operand constraint.
6772 (store_conditional_<mode>): Same.
6773 (sync_compare_and_swap<mode>): Same.
6774 (sync_lock_test_and_set<mode>): Same.
6776 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6778 Rewrite PIC support to more closely model actual instructions.
6779 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6780 (cris_symbol): Remove prototypes for removed functions.
6781 (cris_pic_symbol_type_of, cris_valid_pic_const)
6782 (cris_expand_pic_call_address): Prototypes for new functions.
6783 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6785 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6787 <case ':'>: Add case for new punctuation character.
6788 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6789 emitting (extra) PIC modifier.
6790 <case UNSPEC>: Do not assert for PLT.
6791 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6792 (cris_expand_prologue, cris_expand_epilogue): Check
6793 for pic_offset_table_rtx usage instead of taking
6794 current_function_uses_pic_offset_table as the final word.
6795 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6796 Remove flag_pic difference.
6797 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6798 the moral equivalents of...
6799 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6801 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6802 (cris_handle_option): Mark ARG as unused.
6803 (cris_expand_pic_call_address): New worker function for "call",
6805 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6806 output PIC constructs here.
6807 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6808 as symbol-specific modifers, not whole or part of operands.
6809 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6810 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6811 constants and flag_pic.
6812 (CONSTANT_INDEX_P): Adjust for new functions.
6813 (enum cris_pic_symbol_type): New helper type.
6814 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6815 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6816 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6818 ("movsi"): Emit actual instructions for GOT and relative access.
6819 ("*movsi_got_load"): New pattern to set up the register holding
6821 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6822 Adjust FIXME for 'S'.
6823 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6824 Use "movs" for -fpic cases.
6825 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6826 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6827 ("call", "call_value"): Just call cris_expand_pic_call_address for
6829 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6830 Remove special pattern.
6831 ("*expanded_call_side", "*expanded_call_value_side"): New
6833 (gotplt-to-plt, gotplt-to-plt-side-call)
6834 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6836 * config/cris/cris/predicates.md
6837 ("cris_general_operand_or_gotless_symbol"): Remove unused
6839 ("cris_general_operand_or_symbol"): Adjust for new functions.
6841 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6843 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6845 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6847 * Makefile.in (TREE_H): Add treestruct.def.
6848 (c-decl.o): Add pointer-set.h
6849 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6850 visibility on regular DECL's.
6851 (merge_decls): Fix the copying of decl nodes of various types for
6852 the new structures. Don't update RTL, section name, weak status,
6853 etc, on DECL's without RTL.
6854 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6855 Don't check volatile on non-variable types.
6856 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6857 to check whether we have seen arguments.
6858 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6859 flag is checked before field (flag is common, field is not).
6860 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6861 TS_DECL_COMMON could have an origin.
6862 (add_location_or_const_value_attribute): Don't check section name
6863 on non-var/function decls.
6864 (dwarf2out_var_location): Reverse order of tests.
6865 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6866 with DECL_WRTL_CHECK.
6867 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6868 * fold-const.c (fold_binary): Don't check weakness on
6869 non-var/function decls.
6870 (tree_expr_nonzero_p): Ditto.
6871 (fold_checksum_tree): Use tree_decl_extra as sizeof
6873 * ggc-page.c (extra_order_size_table): Add sizes for
6874 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6876 * gimplify.c (gimplify_bind_expr): Only set
6877 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6878 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6880 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6881 * langhooks.h (init_ts). New langhook.
6882 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6883 * print-tree.c (print_node): Update to only print fields that
6884 exist in the structures the passed decl has.
6885 * toplev.c (wrapup_global_declarations): Don't reset
6886 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6887 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6888 * tree-inline.c (remap_decl): Ditto.
6889 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6890 * tree-pretty-print.c (print_declaration): Don't print
6891 DECL_REGISTER on things that don't contain it.
6892 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6893 non-var/function decls.
6894 * tree.c (tree_contains_struct): New structure.
6895 (init_priority_for_decl): New hashtable.
6896 (tree_int_map): New structure.
6897 (tree_int_map_eq): New function.
6898 (tree_int_map_marked_p): Ditto.
6899 (tree_int_map_hash): Ditto.
6900 (tree_map): Move to tree.h.
6901 (tree_map_eq): Externalize.
6902 (tree_map_hash): Ditto.
6903 (tree_map_marked_p): Ditto.
6904 (init_ttree): Set up tree_contains_struct and call langhook.
6905 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6906 (tree_code_size): Update for new structures.
6907 (tree_node_structure): Update for new structures.
6908 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6910 (copy_node_stat): Copy init priority.
6911 (build_decl_stat): Ditto for visibility.
6912 (ts_enum_names): New.
6913 (tree_contains_struct_check_failed): New function.
6914 (decl_init_priority_lookup): Ditto.
6915 (decl_init_priority_insert): Ditto.
6916 * treestruct.def: New file.
6917 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6918 (CONTAINS_STRUCT_CHECK): Ditto.
6919 (tree_contains_struct_check_failed): New prototype.
6920 (DECL_CHECK): Removed.
6921 (DECL_MINIMAL_CHECK): New.
6922 (DECL_COMMON_CHECK): Ditto.
6923 (DECL_WRTL_CHECK): Ditto.
6924 (DECL_NON_COMMON_CHECK): Ditto.
6925 (DECL_WITH_VIS_CHECK): Ditto.
6926 (VAR_OR_FUNCTION_DECL_P): Ditto
6927 (struct tree_decl_minimal): New structure.
6928 (struct tree_decl_common): Ditto.
6929 (struct tree_decl_with_rtl): Ditto.
6930 (struct tree_decl_with_vis): Ditto.
6931 (struct tree_decl_non_common): Ditto.
6932 (struct tree_field_decl): Ditto.
6933 (struct tree_parm_decl): Ditto.
6934 (struct tree_var_decl): Ditto.
6935 (struct tree_function_decl): Ditto.
6936 (struct tree_const_decl): Ditto.
6937 (struct tree_result_decl): Ditto.
6938 (union tree_node): Add new structures.
6939 * var-tracking.c (track_expr_p): Reverse order of tests.
6941 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6943 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6945 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6946 * system.h: Poison FINALIZE_PIC.
6947 * doc/tm.texi (FINALIZE_PIC): Remove.
6949 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6952 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6953 to the correct type if we have a MODIFY_EXPR.
6955 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6957 PR tree-optimization/22360
6958 * tree.c (upper_bound_in_type): Fix calculations for casting
6959 to a non-wider signed type and casting a signed value to a
6960 wider unsigned type.
6961 (lower_bound_in_type): Fix calculations for casting to a
6962 non-wider signed type.
6964 PR tree-optimization/20139
6965 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6967 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6968 fold_cond_expr_cond.
6969 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6970 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6972 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6975 * tree-complex.c (expand_complex_libcall): Produce
6976 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6978 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6980 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6981 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6982 b" assert and inserted fastpath code for this case.
6983 (bitmap_ior): Removed "a != b" assert.
6985 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6987 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6988 (ENDFILE_SPEC): Likewise.
6989 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6991 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6992 a large stack frame at epilogue.
6994 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6996 * final.c: Include sdbout.h when required.
6998 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7000 * config.gcc (*-*-darwin*): Only one target-specific header file
7002 (powerpc-*-darwin*): Add version-specific header files.
7003 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7004 * config.in: Regenerate.
7005 * configure: Regenerate.
7006 * gcc.c: Include xregex.h.
7007 (version_compare_spec_function): New.
7008 (spec_function): Add version-compare.
7009 (replace_outfile_spec_function): Reformat comment.
7010 (compare_version_strings): New.
7011 * config/darwin-c.c (version_as_macro): New.
7012 (builtin_define): New.
7013 (darwin_cpp_builtins): New.
7014 * config/darwin-protos.h (darwin_cpp_builtins): New.
7015 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7016 (LIB_SPEC): Make unconditional, update comment.
7017 (TARGET_C99_FUNCTIONS): Define.
7018 * config/darwin.opt: Sort.
7019 (mmacosx-version-min=): New.
7020 * config/darwin7.h: Delete.
7021 * config/darwin8.h: Delete.
7022 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7023 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7024 (TARGET_C99_FUNCTIONS): Define.
7025 * config/rs6000/darwin7.h: New.
7026 * config/rs6000/darwin8.h: New.
7027 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7028 (-mmacosx-version-min): Document.
7030 2005-07-07 Ian Lance Taylor <ian@airs.com>
7032 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7034 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7037 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7039 2005-07-07 Khem Raj <kraj@mvista.com>
7041 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7042 in bytes, not words.
7044 2005-07-07 Paul Brook <paul@codesourcery.com>
7046 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7047 DEFAULT_FUNCTION_ARG_PADDING to upward.
7049 2005-07-07 Richard Henderson <rth@redhat.com>
7051 * function.c (locate_and_pad_parm): Record parameter alignment in
7052 stack_alignment_needed.
7054 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7056 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7057 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7058 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7059 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7060 (define_attr "type"): Add isync, sync, load_l, store_c.
7061 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7062 Create scratch volatile MEM.
7063 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7065 (load_locked_<mode>): New.
7066 (store_conditional_<mode>): New.
7067 (sync_compare_and_swap<mode>): Replace with splitter.
7068 (sync_lock_test_and_set<mode>): Replace with splitter.
7069 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7071 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7072 is ics. Attribute isync.
7073 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7075 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7076 and UNSPECV_SYNC_OP.
7077 (emit_unlikely_jump): New.
7078 (emit_load_locked): New.
7079 (emit_store_conditional): New.
7080 (rs6000_split_compare_and_swap): New.
7081 (rs6000_split_lock_test_and_set): New.
7082 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7083 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7084 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7085 rs6000_split_lock_test_and_set): Declare.
7086 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7087 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7088 store_c, isync, sync.
7090 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7092 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7093 filenames to gtyp-gen.h.
7094 (s-typ-gen): Use it in place of for loops.
7096 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7098 * hooks.c (hook_bool_rtx_int_false): New function.
7099 * hooks.h (hook_bool_rtx_int_false): Declare.
7100 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7101 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7102 * target.h (struct gcc_target): Add commutative_p member.
7103 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7104 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7105 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7106 (pa_commutative_p): New function.
7107 * jump.c (target.h): Include.
7108 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7109 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7111 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7113 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7114 (s390_expand_setmem): New.
7115 * config/s390/s390.c: Likewise.
7116 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7118 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7119 general_operand. Call new function "s390_expand_setmem".
7120 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7121 ("setmem_long", "*setmem_long"): ... this.
7123 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7125 * config/s390/s390.c: (optimization_options): Enable
7126 TARGET_MVCLE at -Os.
7127 * doc/invoke.texi: Document changes in default behaviour.
7128 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7130 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7132 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7133 defined by back-end.
7135 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7137 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7138 all sets in the pattern.
7139 * config/rs6000/rs6000.md (stack_protect_testsi,
7140 stack_protect_testdi): Likewise.
7142 2005-07-06 Jeff Law <law@redhat.com>
7144 * tree-vrp.c (simplify_using_ranges): Kill.
7145 (vrp_finalize): Remove call to simplify_using_ranges.
7146 (simplify_stmt_using_ranges): New function extracted from
7147 simplify_using_ranges.
7148 (simplify_div_or_mod_using_ranges): Likewise.
7149 (simplify_abs_using_ranges): Likewise.
7150 (simplify_cond_using_ranges): New function.
7151 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7152 * tree-ssa-propagate.c (substitute_and_fold): Call
7153 simplify_stmt_using_ranges if we have range information.
7155 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7157 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7158 ia64_flag_schedule_isns2.
7160 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7161 reading/writing general registers.
7162 (ia64_function_arg): Revert 2005-06-18 change.
7164 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7166 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7167 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7169 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7171 * function.c (expand_function_end): Revert part of 2005-06-27
7172 patch. Do sjlj_emit_function_exit_after after return_label.
7174 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7176 * doc/install.texi (--disable-libssp): New.
7178 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7180 * doc/invoke.texi: Update -fforce-mem documentation.
7181 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7182 code for -fforce-mem.
7183 * expmed.c: (store_bit_field,store_fixed_bit_field,
7184 extract_bit_field): Ditto.
7185 * expr.c: (convert_move): Ditto.
7186 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7187 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7188 emit_conditional_add,expand_float,expand_fix): Ditto.
7189 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7190 (common_handle_option): Issue warning when -fforce-mem specified.
7192 2005-07-06 Paul Brook <paul@codesourcery.com>
7194 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7196 * configure: Regenerate.
7198 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7200 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7202 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7204 Fix PR tree-optimization/22319
7205 Fix PR tree-optimization/22140
7206 Fix PR tree-optimization/22310
7208 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7209 variable sized types.
7210 Use correct type for intermediate structure on *a = *b structure
7213 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7215 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7217 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7218 (machine_function): Move typedef to...
7219 * config/rs6000/rs6000.c (machine_function): ... here. Add
7220 varargs_save_offset field.
7221 (rs6000_stack_t): Remove varargs_size field.
7222 (setup_incoming_varargs): Allocate varargs save area using
7223 assign_stack_local, try to make it as small as possible.
7224 Save offset from virtual_stack_vars_rtx to the save area
7225 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7226 instead of magic 8 when fp word byte size is used.
7227 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7228 instead of -RS6000_VARARGS_SIZE.
7229 (rs6000_stack_info, debug_stack_info,
7230 rs6000_initial_elimination_offset): Remove all traces of
7232 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7233 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7234 RS6000_VARARGS_AREA.
7236 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7238 PR tree-optimization/21963
7239 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7240 constant_multiple_of in the same way get_computation_cost_at does.
7242 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7244 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7245 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7246 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7247 and return its previous value.
7248 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7249 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7251 (stack_protect_set, stack_protect_test): New expanders.
7252 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7253 stack_protect_testdi): New insns.
7254 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7255 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7257 2005-07-06 Jeff Law <law@redhat.com>
7259 * tree-ssa-dce.c (cfg_altered): New global.
7260 (tree_dce_init): Initialize cfg_altered.
7261 (remove_dead_stmt): If we remove an edge in the CFG, then set
7263 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7266 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7268 * Makefile.in (stamp-collect-ld): Use
7269 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7270 ./collect-ld if it already exists.
7271 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7272 Don't remove ./nm if it already exists.
7274 2005-07-05 Devang Patel <dpatel@apple.com>
7276 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7277 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7278 * tree-vectorizer.c (vect_loop_location): New.
7279 (vect_print_dump_info): Use vect_loop_location.
7280 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7281 (vectorize_loops): Set vect_loop_location.
7282 * tree-vect-analyze.c (vect_analyze_offset_expr,
7283 vect_determin_vectorization_factor, vect_analyze_operations,
7284 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7285 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7286 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7287 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7288 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7289 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7290 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7291 vect_analyze_loop): Adjust vect_print_dump_info API.
7292 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7293 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7294 vect_finish_stmt_generation, vectorizable_assignment,
7295 vectorizable_operation, vectorizable_store, vectorizable_load,
7296 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7297 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7298 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7299 vect_transform_loop): Same.
7300 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7301 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7304 2005-07-05 Randolph Chung <tausq@debian.org>
7306 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7307 * configure: Regenerate.
7308 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7309 (pa_tls_referenced_p): Declare.
7310 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7311 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7312 (legitimize_tls_address): New.
7313 (hppa_legitimize_address): Handle TLS addresses.
7314 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7315 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7316 (emit_move_sequence): Handle TLS addresses.
7317 (pa_encode_section_info): Call default handler to handle common
7319 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7320 (CONSTANT_ADDRESS_P): Reject TLS operands.
7321 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7322 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7323 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7324 (UNSPEC_TLSLE): Define new constants.
7325 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7326 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7327 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7328 (tie_symbolic_operand, tle_symbolic_operand): New
7330 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7332 * aclocal.m4: Update macros for autoconf 2.59 style.
7333 * configure.ac: Likewise.
7335 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7337 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7338 (function_arg): Pass small aggregates in general registers on 32-bit
7340 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7342 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7344 * Makefile.in (final.o): Fix dependencies.
7346 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7350 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7351 * langhooks.c (lhd_expr_to_decl): New.
7352 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7354 (LANG_HOOKS_INITIALIZER): Update.
7355 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7356 expr_to_decl langhook.
7357 * c-tree.h (c_expr_to_decl): Declare.
7358 * c-typeck.c (c_expr_to_decl): New.
7359 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7361 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7363 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7366 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7367 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7369 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7371 * Makefile.in: Adjust dependencies.
7372 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7373 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7374 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7375 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7376 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7377 rest_of_compilation.
7379 * bb-reorder.c (gate_duplicate_computed_gotos,
7380 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7381 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7382 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7383 pass_partition_blocks): New.
7384 * bt-load.c (gate_handle_branch_target_load_optimize,
7385 rest_of_handle_branch_target_load_optimize,
7386 pass_branch_target_load_optimize): New.
7387 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7389 * cfglayout.c (pass_insn_locators_initialize): New.
7390 * cfgrtl.c (pass_free_cfg): New.
7391 * combine.c (gate_handle_combine, rest_of_handle_combine,
7393 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7394 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7395 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7396 * except.c (pass_set_nothrow_function_flags,
7397 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7399 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7400 rest_of_handle_shorten_branches, pass_shorten_branches,
7401 rest_of_clean_state, pass_clean_state): New.
7402 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7403 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7404 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7406 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7407 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7408 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7409 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7411 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7412 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7413 pass_rtl_ifcvt, gate_handle_if_after_combine,
7414 rest_of_handle_if_after_combine, pass_if_after_combine,
7415 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7416 pass_if_after_reload): New.
7417 * integrate.c (pass_initial_value_sets): New.
7418 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7419 pass_purge_lineno_notes): New.
7420 * mode-switching.c (rest_of_handle_mode_switching,
7421 pass_mode_switching): New.
7422 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7423 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7425 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7426 pass_loop_optimize): New.
7427 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7429 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7431 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7432 pass_postreload_cse): New.
7433 * profile.c (gate_handle_profiling, pass_profiling,
7434 rest_of_handle_branch_prob, pass_branch_prob): New.
7435 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7436 pass_split_before_regstack, gate_handle_split_before_regstack,
7437 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7438 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7439 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7440 pass_stack_regs): New.
7441 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7442 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7443 pass_stack_adjustments): New.
7444 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7445 pass_regrename): New.
7446 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7447 pass_delay_slots, gate_handle_machine_reorg,
7448 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7449 * rtl.h (extern void purge_line_number_notes): New.
7450 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7451 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7453 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7455 * value-prof.c (gate_handle_value_profile_transformations,
7456 rest_of_handle_value_profile_transformations,
7457 pass_value_profile_transformations): New.
7458 * var-tracking.c (gate_handle_var_tracking,
7459 pass_variable_tracking): New.
7460 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7462 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7463 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7464 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7465 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7466 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7467 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7468 rest_of_handle_gcse2, rest_of_handle_regmove,
7469 rest_of_handle_tracer, rest_of_handle_if_conversion,
7470 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7471 rest_of_handle_web, rest_of_handle_branch_prob,
7472 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7473 rest_of_handle_jump_bypass, rest_of_handle_combine,
7474 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7475 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7476 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7477 rest_of_handle_mode_switching, rest_of_handle_jump,
7478 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7479 rest_of_handle_flow2, rest_of_handle_jump2,
7480 rest_of_handle_peephole2, rest_of_handle_postreload,
7481 rest_of_handle_shorten_branches, rest_of_clean_state,
7482 rest_of_compilation): Remove.
7484 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7485 * passes.c (dump_flags, in_gimple_form, all_passes,
7486 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7487 register_dump_files, next_pass_1, last_verified, execute_todo,
7488 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7489 from tree-optimize.c.
7490 (init_optimization_passes): Moved from tree-optimize.c,
7491 adding the RTL optimizations.
7492 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7493 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7494 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7495 register_dump_files, next_pass_1, last_verified, execute_todo,
7496 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7497 init_tree_optimization_passes, ipa_passes): Delete.
7498 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7500 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7501 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7503 (ipa_passes): Remove.
7504 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7505 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7506 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7507 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7508 (dump_info_p, dump_flag): Moved to tree-dump.h.
7510 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7512 * passes.c (finish_optimization_passes): Use dump_begin
7513 and dump_end, TDI_end.
7514 (gate_rest_of_compilation): New.
7515 (pass_rest_of_compilation): Use it.
7516 (gate_postreload, pass_postreload): New.
7517 * toplev.c (general_init): Rename init_tree_optimization_passes.
7518 * toplev.h (init_tree_optimization_passes): Rename to
7519 init_optimizations_passes.
7520 * tree-dump.c (dump_flag): Make static.
7521 (dump_files): Remove RTL dumps.
7522 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7523 pass_cleanup_cfg, pass_free_cfg_annotations,
7524 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7525 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7526 * tree-pretty-print.c: Include tree-pass.h.
7527 * cgraph.c: Include tree-dump.h.
7529 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7531 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7532 Only fall back to saying it points to readonly memory if
7535 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7537 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7538 * config/m32r/m32r.c (m32r_compute_frame_size,
7539 m32r_expand_prologue): Take current_function_profile into
7540 account whenever we reference
7541 current_function_uses_pic_offset_table.
7542 (m32r_finalize_pic): Remove.
7543 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7545 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7547 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7548 instead of $<. Don't remove ./as if it already exists.
7550 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7553 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7554 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7555 for complex modes when generating code for PA 1.0.
7556 (VALID_FP_MODE_P): New macro.
7557 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7558 sets for all general and floating point modes. Align wide floating
7559 point modes to even register boundaries to comply with architectural
7561 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7562 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7563 (VALID_FP_MODE_P): New macro.
7564 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7565 sets for all general and floating point modes. Align wide floating
7566 point modes to even register boundaries to comply with architectural
7569 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7571 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7574 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7576 * tree-ssa-structalias.c: Don't include expr.h.
7578 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7580 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7583 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7585 Fix PR tree-optimization/22279
7587 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7590 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7592 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7594 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7596 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7597 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7598 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7599 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7600 config/stormy16/stormy16.c, config/v850/v850.c,
7601 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7602 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7603 Avoid "." or "\n" at end of diagnostics and capital letters at
7604 start of diagnostics.
7605 * combine.c, cse.c: Don't translate dump file output.
7606 * toplev.c (print_version): Only translate output if going to
7609 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7611 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7612 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7615 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7617 * pa.c (fix_range): Fix typo in comment.
7619 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7621 * tree-vrp.c (extract_range_from_assert): Replace
7622 fold (build (...)) with fold_build2.
7624 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7626 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7627 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7628 (format_types_orig, handle_format_attribute): Add support for
7631 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7633 * varasm.c (assemble_variable): Fix format specifier thinko.
7635 2005-07-03 Ira Rosen <irar@il.ibm.com>
7637 PR tree-optimization/22029 (and 22135)
7638 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7639 a phi node before calling dump_vops.
7641 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7643 * tree-dump.h (dump_string_field): Declare.
7644 * tree-dump.c: Use it instead of dump_string.
7645 (dump_string_field): Make non-static.
7647 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7649 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7650 up the minimal CFG stuff always when optimize > 0. Call
7651 split_all_insns_noflow in PIC case if needed.
7653 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7654 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7657 * c-decl.c (c_write_global_declarations): Dump contents of
7659 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7660 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7661 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7662 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7665 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7667 * c-common.h (GCC_DIAG_STYLE): Define.
7668 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7669 version for format checking to 4.1.
7670 * c-format.c: Include toplev.h after c-common.h.
7671 (enum format_type): Add gcc_tdiag_format_type.
7672 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7673 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7674 (format_types_orig): Add gcc_tdiag.
7675 (init_dynamic_diag_info): Support gcc_tdiag formats.
7676 (handle_format_attribute): Likewise.
7677 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7678 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7679 version for format checking to 4.1.
7680 (warning0, warning, error, pedwarn, sorry): Use
7682 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7683 (finish_aliases_1): Do not use %qE.
7684 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7685 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7686 Correct format bugs.
7687 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7688 parameter to unsigned HOST_WIDE_INT.
7689 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7691 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7694 * expr.c (write_complex_part): Use adjust_address for MEM.
7695 (read_complex_part): Same.
7697 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7699 Fix PR tree-optimization/22280
7701 * tree-sra.c (generate_element_init): Remove useless loop.
7703 2005-07-02 Richard Henderson <rth@redhat.com>
7705 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7707 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7709 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7712 * fold-const.c (fold_binary): Handle the return value of
7713 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7714 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7716 2005-07-02 Jeff Law <law@redhat.com>
7718 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7719 a eliminate type conversion which feeds an equality comparison
7720 if the original type or either operand in the comparison is a
7723 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7725 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7726 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7728 * config/avr/avr.c: Do not use '`' as left quote.
7729 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7730 Remove "." from end of diagnostics. Make diagnostics start with
7733 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7734 Joseph S. Myers <joseph@codesourcery.com>
7736 * toplev.c (default_tree_printer): Handle setting location with
7738 * c-objc.common.c (c_tree_printer): Likewise.
7739 * c-format.c (gcc_diag_flag_specs): Add '+'.
7740 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7741 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7743 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7744 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7745 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7746 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7747 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7748 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7749 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7750 format arguments where %J is used without %D.
7752 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7754 * gcc.c (LINK_SSP_SPEC): Define.
7755 (link_ssp_spec): New variable.
7756 (LINK_COMMAND_SPEC): Add %(link_ssp).
7757 (static_specs): Add link_ssp_spec.
7758 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7759 * configure: Rebuilt.
7760 * config.in: Rebuilt.
7762 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7763 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7764 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7765 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7766 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7767 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7768 -0x7008(2) instead of reading __stack_chk_guard variable.
7769 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7771 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7772 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7773 if TARGET_THREAD_SSP_OFFSET is defined.
7774 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7775 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7778 2005-06-27 Richard Henderson <rth@redhat.com>
7779 * libgcc-std.ver (GCC_4.1.0): New.
7780 * libgcc.h (__stack_chk_guard): Declare.
7781 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7782 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7783 * mklibgcc.in (lib2funcs): Add them.
7785 2005-07-01 Richard Henderson <rth@redhat.com>
7787 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7788 void * before struct sigcontext *.
7789 (x86_fallback_frame_state): Likewise.
7791 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7793 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7795 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7798 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7799 we check for SSA_NAME for.
7801 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7803 Fix PR tree-optimization/22071
7805 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7807 (get_constraint_for_component_ref): Use it.
7809 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7812 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7813 print out the last new line.
7815 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7817 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7818 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7819 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7820 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7821 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7822 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7823 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7824 (enum reg_class): New member CC0_REGS.
7825 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7826 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7827 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7828 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7829 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7830 Adjust for register now described.
7832 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7835 * config/i386/i386.md (stack_protect_test_si,
7836 stack_protect_test_di): Add earlyclobber for scratch 3.
7837 * config/rs6000/rs6000.md (stack_protect_testsi,
7838 stack_protect_testdi): Add earlyclobber for scratch 3,
7839 remove earlyclobber from scratch 4.
7841 Older entries for 2005 can be found in ChangeLog-2005.